1 2009-09-16 Richard Henderson <rth@redhat.com>
4 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
5 is set only if DECL_NO_STATIC_CHAIN is unset.
6 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
7 (FOR_EACH_NEST_INFO): New.
8 (walk_all_functions): Use it.
9 (finalize_nesting_tree): Likewise.
10 (unnest_nesting_tree): Likewise.
11 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
12 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
13 (convert_gimple_call): Early out if gimple_call_chain already set.
14 (convert_all_function_calls): Iterate until no new functions
15 require a static chain.
16 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
17 when building a trampoline. Use dump_function_to_file instead
19 (lower_nested_functions): Open dump_file. Validate that decls
20 that have DECL_NO_STATIC_CHAIN from the front end don't have that
21 bit reset by this pass.
23 2009-09-16 Michael Matz <matz@suse.de>
26 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
27 shorten decl_common_unused.
28 (DECL_RESTRICTED_P): New accessor.
29 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
30 to disambiguate marked decls and restrict pointers.
32 2009-09-16 Richard Henderson <rth@redhat.com>
35 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
37 2009-09-16 Jakub Jelinek <jakub@redhat.com>
39 * integrate.c (set_block_abstract_flags): Call
40 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
42 2009-09-16 Richard Guenther <rguenther@suse.de>
45 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
48 2009-09-16 DJ Delorie <dj@redhat.com>
49 Kaz Kojima <kkojima@gcc.gnu.org>
51 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
52 (sh_expand_prologue): Update calls to output_stack_adjust.
53 (sh_expand_epilogue): Likewise.
55 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
58 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
59 trying to limit the extent of searches in the insn stream.
61 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
62 Jakub Jelinek <jakub@redhat.com>
66 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
68 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
69 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
70 (rs6000_savres_strategy): Always save FP registers inline if the
71 target doesn't support hardware double-precision. Set the above
72 bits in return value when needed.
73 (rs6000_savres_routine_sym): Fix computation for cache selector.
74 Mark the generated symbol as a function. Rename exitp argument to
75 lr. Move code for determining the name of the symbol...
76 (rs6000_savres_routine_name): ...here. New function. Add cases for
77 getting the names right on AIX and 64-bit Linux.
78 (savres_routine_name): New variable.
79 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
80 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
81 on what the target routine uses as a base register. If savep && lr
82 describe saving of r0 into memory slot.
83 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
84 line calls for AIX ABI.
85 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
86 determine FP save/restore functions.
87 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
88 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
90 (rs6000_emit_epilogue): Adjust computation of restore_lr.
91 Duplicate restoration of LR and execute the appropriate one
92 depending on whether GPRs are being restored inline. Set r11 from
93 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
94 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
95 Fix out of line calls for AIX ABI.
96 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
98 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
100 (*restore_gpregs_spe): Likewise.
101 (*return_and_restore_gpregs_spe): Likewise.
102 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
103 Define to empty string unconditionally.
104 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
105 Define to empty string unconditionally.
106 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
109 2009-09-15 Jan Hubicka <jh@suse.cz>
111 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
112 * params.def (inline-insns-auto): Likewise.
114 2009-09-15 Martin Jambor <mjambor@suse.cz>
116 * ipa-inline.c (estimate_function_body_sizes): Dump info about
117 individual statements only at TDF_DETAILS dump level. Format
118 source for 80 characters per line.
120 2009-09-15 Christian Bruel <christian.bruel@st.com>
122 * regrename.c (do_replace): Update REG_DEAD notes.
124 2009-09-15 Revital Eres <eres@il.ibm.com>
126 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
127 * targhooks.c (default_builtin_support_vector_misalignment):
128 New builtin function.
129 * targhooks.h (default_builtin_support_vector_misalignment):
131 * target.h (builtin_support_vector_misalignment):
132 New field in struct gcc_target.
133 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
134 new builtin function.
135 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
137 * config/rs6000/rs6000.c
138 (rs6000_builtin_support_vector_misalignment): New function.
139 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
141 2009-09-15 Jie Zhang <jie.zhang@analog.com>
143 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
145 (bfin_optimize_loop): Likewise.
146 (bfin_gen_bundles): Likewise.
147 (workaround_speculation): Likewise.
148 (find_load): Return NULL_RTX for debug_insn.
150 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
152 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
155 2009-09-14 DJ Delorie <dj@redhat.com>
157 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
158 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
161 2009-09-14 Richard Henderson <rth@redhat.com>
162 Jakub Jelinek <jakub@redhat.com>
164 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
165 * cfgbuild.c (make_edges): Handle asm goto.
166 * cfglayout.c (fixup_reorder_chain): Likewise.
167 * cfgrtl.c (patch_jump_insn): Likewise.
168 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
169 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
170 (gimple_build_asm_vec): Add and use labels parameter.
171 (gimple_build_asm): Remove.
172 (walk_gimple_asm): Walk labels too.
173 * gimple.def (GIMPLE_ASM): Update docs.
174 * gimple.h: Update decls.
175 (struct gimple_statement_asm): Change nc to use unsigned char;
177 (gimple_asm_nlabels): New.
178 (gimple_asm_label_op, gimple_asm_set_label_op): New.
179 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
180 into gimple_build_asm_vec.
181 * jump.c (mark_jump_label_asm): New.
182 (mark_jump_label): Use it.
183 (redirect_jump_1): Handle asm goto.
184 (invert_jump_1): Soft fail if X is null.
185 * recog.c (extract_asm_operands): New.
186 (asm_noperands): Use it; handle asm labels.
187 (decode_asm_operands): Use extract_asm_operands.
188 (asm_operand_ok): Properly handle empty string.
189 * reg-stack.c (get_asm_operands_in_out): Rename from
190 get_asm_operand_n_inputs; use extract_asm_operands; return both
191 inputs and outputs by reference; update all callers.
192 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
193 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
194 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
195 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
196 (extract_asm_operands): Declare.
197 * stmt.c (expand_asm_operands): Add and use labels parameter.
198 (check_unique_operand_names): Likewise.
199 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
200 (expand_asm_stmt): Handle asm labels.
201 * tree-cfg.c (make_gimple_asm_edges): New.
202 (make_edges): Use it.
203 (cleanup_dead_labels): Handle asm labels.
204 (is_ctrl_altering_stmt): Likewise.
205 (gimple_redirect_edge_and_branch): Likewise.
206 * tree.def (ASM_EXPR): Add 5th operand.
207 * tree.h (ASM_LABELS): New.
208 (resolve_asm_operand_names): Update decl.
210 * c-parser.c (c_parser_asm_statement): Parse asm goto.
211 (c_parser_asm_goto_operands): New.
212 * c-tree.h (build_asm_expr): Update decl.
213 * c-typeck.c (build_asm_expr): Add and use labels parameter.
214 * doc/extend.texi: Document asm goto.
216 2009-09-14 Richard Henderson <rth@redhat.com>
218 * except.h: Update declarations.
219 (struct pointer_map_t): Forward declare.
220 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
221 (struct eh_landing_pad_d, eh_landing_pad): New.
222 (struct eh_catch_d, eh_catch): New.
223 (struct eh_region_d): Remove next_region_sharing_label, aka,
224 label, tree_label, landing_pad, post_landing_pad, resume,
225 may_contain_throw. Rename region_number to index. Remove
226 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
227 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
228 (VEC(eh_landing_pad,gc)): New.
229 (struct eh_status): Remove last_region_number. Add lp_array,
230 throw_stmt_table, ttype_data, ehspec_data.
231 (ehr_next, FOR_ALL_EH_REGION_AT): New.
232 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
233 * except.c (lang_protect_cleanup_actions): Return tree.
234 (struct ehl_map_entry): Remove.
235 (init_eh_for_function): Push zero entries for region and lp_array.
236 (gen_eh_region): Add to region_array immediately.
237 (gen_eh_region_catch): Operate on eh_catch objects.
238 (gen_eh_landing_pad): New.
239 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
240 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
241 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
242 (get_eh_landing_pad_from_number_fn): New.
243 (get_eh_landing_pad_from_number): New.
244 (get_eh_region_from_lp_number_fn): New.
245 (get_eh_region_from_lp_number): New.
246 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
247 (get_exception_pointer, get_exception_filter): Remove.
248 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
249 (current_function_has_exception_handlers): Simplify.
250 (bring_to_root, eh_region_replaceable_by_p): Remove.
251 (replace_region, hash_type_list, hash_eh_region): Remove.
252 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
253 (label_to_region_map, num_eh_regions): Remove.
254 (get_next_region_sharing_label, must_not_throw_labels): Remove.
255 (find_exception_handler_labels): Remove.
256 (duplicate_eh_regions_0, find_prev_try): Remove.
257 (struct duplicate_eh_regions_data): New.
258 (duplicate_eh_regions_1): Rewrite.
259 (duplicate_eh_regions): Return a pointer map instead of an
261 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
262 (redirect_eh_edge_to_label): Remove.
263 (eh_region_outermost): Rewrite using eh_region pointers
265 (add_ttypes_entry): Update for ttype_data move to eh_status.
266 (add_ehspec_entry): Rewrite with VEC instead of varray.
267 (assign_filter_values): Likewise. Export.
268 (build_post_landing_pads, connect_post_landing_pads): Remove.
269 (dw2_build_landing_pads): Rewrite to use lp_array.
270 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
271 (sjlj_assign_call_site_values): Rewrite to use lp_array.
272 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
273 (sjlj_mark_call_sites): Update for landing pad numbers.
274 (finish_eh_generation): Rewrite.
275 (gate_handle_eh): Do nothing for no eh tree.
276 (pass_rtl_eh): Move up near finish_eh_generation.
277 (remove_eh_landing_pad): New.
278 (remove_eh_handler): Export.
279 (remove_eh_region, remove_eh_handler_and_replace): Remove.
280 (for_each_eh_label): Rewrite to use lp_array.
281 (make_reg_eh_region_note): New.
282 (make_reg_eh_region_note_nothrow_nononlocal): New.
283 (insn_could_throw_p): New.
284 (copy_reg_eh_region_note_forward): New.
285 (copy_reg_eh_region_note_backward): New.
286 (check_handled, add_reachable_handler): Remove.
287 (reachable_next_level, foreach_reachable_handler): Remove.
288 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
289 (get_eh_region_and_lp_from_rtx): New.
290 (get_eh_region_from_rtx): New.
291 (can_throw_internal_1, can_throw_external_1): Remove.
292 (can_throw_internal): Use get_eh_region_from_rtx.
293 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
294 (insn_nothrow_p, can_nonlocal_goto): New.
295 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
296 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
297 (add_action_record): Use VEC not varray.
298 (collect_one_action_chain): Update for eh_region changes.
299 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
300 Use get_eh_region_and_lp_from_rtx.
301 (gate_convert_to_eh_region_ranges): New.
302 (pass_convert_to_eh_region_ranges): Use it.
303 (push_uleb128, push_sleb128): Use VEC not varray.
304 (output_one_function_exception_table): Likewise.
305 (dump_eh_tree): Update for eh_region changes.
306 (verify_eh_tree): Likewise.
307 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
308 * tree-eh.c: Include target.h.
309 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
310 Don't disallow GIMPLE_RESX; adjust argument check.
311 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
312 (record_stmt_eh_region): Update for landing pad numbers;
313 generate a landing pad if necessary.
314 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
315 (remove_stmt_from_eh_lp_fn): Similarly.
316 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
317 Update for lp numbers; don't special case missing throw_stmt_table.
318 (lookup_expr_eh_lp): Similarly.
319 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
320 (eh_seq, eh_region_may_contain_throw): New.
321 (struct leh_state): Add ehp_region.
322 (struct leh_tf_state): Remove eh_label.
323 (emit_post_landing_pad): New.
324 (emit_resx, emit_eh_dispatch): New.
325 (note_eh_region_may_contain_throw): New.
326 (frob_into_branch_around): Take eh_region not eh label;
327 emit eh code into eh_seq.
328 (honor_protect_cleanup_actions): Early exit for no actions. Don't
329 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
330 lower_eh_must_not_throw. Emit code to eh_seq.
331 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
332 (lower_try_finally_onedest): Likewise.
333 (lower_try_finally_copy): Likewise.
334 (lower_try_finally_switch): Likewise.
335 (lower_try_finally): Initialize ehp_region.
336 (lower_catch): Update for eh_catch objects.
337 (lower_eh_filter): Don't handle must_not_throw.
338 (lower_eh_must_not_throw): New.
339 (lower_cleanup): Don't set eh_label.
340 (lower_eh_constructs_2): Resolve eh builtins.
341 Handle GIMPLE_EH_MUST_NOT_THROW.
342 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
343 Add eh_seq to the end of the function body.
344 (make_eh_dispatch_edges): New.
345 (make_eh_edge): Remove.
346 (make_eh_edges): Simplify for landing pads.
347 (redirect_eh_edge_1): New.
348 (redirect_eh_edge): Use it.
349 (redirect_eh_dispatch_edge): New.
350 (stmt_could_throw_p): Use a switch. Allow RESX.
351 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
352 (stmt_can_throw_internal): Likewise.
353 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
354 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
355 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
356 (gate_refactor_eh): New.
357 (pass_refactor_eh): Use it.
358 (lower_resx, execute_lower_resx, pass_lower_resx): New.
359 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
360 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
361 (remove_unreachable_handlers): Rename from
362 tree_remove_unreachable_handlers; rewrite for landing pads;
363 call remove_eh_handler directly.
364 (remove_unreachable_handlers_no_lp): New.
365 (unsplit_eh, unsplit_all_eh): New.
366 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
367 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
368 (cleanup_empty_eh_unsplit): New.
369 (cleanup_empty_eh): Rewrite.
370 (cleanup_all_empty_eh): New.
371 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
372 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
373 (gate_cleanup_eh): New.
374 (pass_cleanup_eh): Use it.
375 (verify_eh_edges): Move later in file. Expect one EH edge.
376 (verify_eh_dispatch_edge): New.
378 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
379 (gtype-desc.o): Add TARGET_H.
380 (tree.o): Use EXCEPT_H, not except.h.
381 (cfgbuild.o): Add EXPR_H.
382 (GTFILES): Add vecprim.h.
383 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
384 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
385 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
386 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
387 * calls.c (emit_call_1): Use make_reg_eh_region_note.
388 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
389 calls to can_throw_internal.
390 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
391 (make_edges): Don't handle RESX; use can_nonlocal_goto.
392 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
393 (expand_gimple_stmt): Use make_reg_eh_region_note.
394 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
395 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
396 or find_exception_handler_labels.
397 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
398 there is exacly one EH edge. Use can_nonlocal_goto and
400 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
401 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
402 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
403 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
404 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
405 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
406 * dse.c (scan_insn): Use insn_could_throw_p.
407 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
408 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
409 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
410 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
411 EXC_PTR_EXPR or FILTER_EXPR.
412 (tree_expr_nonzero_warnv_p): Likewise.
413 * function.h: Include vecprim.h, not varray.h
414 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
415 move ttype_data and ehspec_data members to struct eh_status; change
416 action_record_data member to a VEC.
417 * gcse.c (hash_scan_set): Use can_throw_internal.
418 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
419 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
420 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
421 (block_may_fallthru): Don't handle RESX_EXPR.
422 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
423 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
424 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
425 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
426 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
427 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
428 (gimple_size): Likewise.
429 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
430 (gimple_build_resx): Use gimple_build_with_ops.
431 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
432 (is_gimple_val): Likewise.
433 (is_gimple_stmt): Remove RESX_EXPR.
434 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
435 (GIMPLE_RESX): Reorder with other EH constructs.
436 * gimple.h (struct gimple_statement_eh_mnt): New.
437 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
438 (gimple_eh_filter_must_not_throw): Remove.
439 (gimple_eh_filter_set_must_not_throw): Remove.
440 (gimple_eh_must_not_throw_fndecl): New.
441 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
442 (is_gimple_resx): New.
443 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
444 Don't copy EH_FILTER_MUST_NOT_THROW.
445 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
446 * ipa-inline.c (estimate_function_body_sizes): Don't try to
447 handle must_not_throw_labels specially.
448 * ipa-pure-const.c (check_call): Update debug statement for LP.
449 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
450 * ipa-utils.c (get_base_var): Likewise.
451 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
452 * lower-subreg.c (move_eh_region_note): Remove.
453 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
454 * omp-low.c (new_omp_context): Update for eh_lp_nr.
455 (create_task_copyfn): Likewise.
456 (maybe_catch_exception): Use gimple_build_eh_filter.
457 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
458 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
459 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
461 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
462 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
463 can_throw_internal, can_nonlocal_goto.
464 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
465 copy_reg_eh_region_note_forward.
466 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
467 (emit_output_reload_insns): Likewise.
468 (copy_eh_notes): Remove.
469 * rtl.def (RESX): Remove.
470 * rtl.h: Update declarations.
471 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
472 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
473 (update_eh_label): Remove.
474 (cleanup_dead_labels_eh): New.
475 (cleanup_deal_labels): Use it instead of update_eh_label.
476 (gimple_merge_blocks): Update landing pad data structure when
477 removing a landing pad label.
478 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
479 test; handle GIMPLE_EH_MUST_NOT_THROW.
480 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
481 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
482 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
483 (verify_stmt): Likewise. Verify landing pads.
484 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
485 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
486 (struct move_stmt_d): Add eh_map.
487 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
488 (move_stmt_r): Remap eh region numbers in builtin calls,
489 resx and eh_dispatch.
490 (move_block_to_fn): Remove eh_offset parameter. Use
491 maybe_duplicate_eh_stmt_fn.
492 (find_outermost_region_in_block): Operate on eh_region pointers
493 instead of region numbers.
494 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
495 duplicate_eh_regions.
496 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
497 test earlier. Disallow EH landing pads.
498 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
499 * tree-flow.h: Update declarations.
500 (struct tree_ann_common_d): Replace rn with lp_nr.
501 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
502 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
503 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
504 resx and eh_dispatch.
505 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
506 (copy_edges_for_bb): Use make_eh_dispatch_edges.
507 (copy_cfg_body): Expect eh_map instead of eh_region_offset
508 from duplicate_eh_regions.
509 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
510 update RESX; handle EH_DISPATCH.
511 (expand_call_inline): Set eh_lp_nr, not eh_region.
512 (maybe_inline_call_in_expr): Likewise.
513 * tree-inline.h (struct copy_body_data): Replace eh_region with
514 eh_lp_nr, eh_region_offset with eh_map.
515 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
516 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
517 * tree-pretty-print.c (dump_generic_node): Don't handle
518 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
519 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
520 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
521 EXC_PTR_EXPR, FILTER_EXPR.
522 * tree-ssa-operands.c (get_expr_operands): Likewise.
523 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
524 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
525 (ao_ref_init_from_vn_reference): Likewise.
526 * tree-ssa-sink.c (statement_sink_location): Likewise.
527 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
528 (mark_virtual_phi_result_for_renaming): Export. Tidy.
529 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
530 EXC_PTR_EXPR, FILTER_EXPR.
531 (is_exception_related): Remove.
532 (compute_avail): Don't call it.
533 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
534 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
535 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
536 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
538 (build_resx): Remove.
539 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
540 * tree.h: Update declarations.
541 (EH_FILTER_MUST_NOT_THROW): Remove.
542 (struct tree_label_decl): Add eh_landing_pad_nr.
543 (EH_LANDING_PAD_NR): New.
544 * value-prof.c (gimple_ic): Tidy variable names. Update for
546 (gimple_stringop_fixed_value): Tidy variable names. Assert
547 that neither call stmt can throw.
548 * vecprim.h (uchar): New.
549 (VEC(uchar,heap), VEC(uchar,gc)): New.
551 * c-common.c (c_define_builtins): Update call to
552 build_common_builtin_nodes.
553 * c-parser.c (c_parse_file): Don't call
554 default_init_unwind_resume_libfunc.
556 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
558 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
559 (mips_cprestore_address_p): Likewise.
560 (mips_save_gp_to_cprestore_slot): Likewise.
561 (mips_restore_gp): Rename to...
562 (mips_restore_gp_from_cprestore_slot): ...this.
563 (mips_must_initialize_gp_p): Declare.
564 (mips_emit_save_slot_move): Likewise.
565 (mips_output_load_label): Return nothing.
566 (mips_eh_uses): Declare.
567 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
568 (TARGET_CPRESTORE_DIRECTIVE): New macro.
569 (TARGET_ABSOLUTE_JUMPS): Likewise.
571 (FIRST_PSEUDO_REGISTER): Update comment.
572 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
573 (MIPS_CALL): ...here.
574 (REGISTER_NAMES): Add $cprestore.
575 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
576 Add load_label_length, has_inflexible_gp_insn_p,
577 has_flexible_gp_insn_p, must_initialize_gp_p and
578 must_restore_gp_when_clobbered_p.
579 (mips_expand_call): Don't generate split instructions here.
580 (mips_split_call): Update the call to mips_restore_gp after
581 the above name change.
582 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
583 (mips_find_gp_ref): New function.
584 (mips_insn_has_inflexible_gp_ref_p): Likewise.
585 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
586 (mips_insn_has_flexible_gp_ref_p): Likewise.
587 (mips_cfun_has_flexible_gp_ref_p): Likewise.
588 (mips_function_has_gp_insn): Delete.
589 (mips_global_pointer): Drop the df_regs_ever_live_p check.
590 Use the new functions above. Only return INVALID_REGNUM
591 for TARGET_ABSOLUTE_JUMPS.
592 (mips_must_initialize_gp_p): New function.
593 (mips_get_cprestore_base_and_offset): New function, extracted from...
594 (mips_cprestore_slot): ...here. Take a bool parameter.
595 (mips_cfun_has_cprestore_slot_p): New function.
596 (mips_cprestore_address_p): Likewise.
597 (mips_save_gp_to_cprestore_slot): Likewise.
598 (mips_restore_gp): Rename to...
599 (mips_restore_gp_from_cprestore_slot): ...this. Assert
600 epilogue_completed. Update the call to mips_cprestore_slot.
601 Test cfun->machine->must_restore_gp_when_clobbered_p.
602 (mips_direct_save_slot_move_p): New function.
603 (mips_emit_save_slot_move): Likewise.
604 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
605 of cfun->machine->global_pointer.
606 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
607 (mips_save_reg): Use mips_emit_save_slot_move.
608 (mips_expand_prologue): Set must_initialize_gp_p.
609 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
610 for all cprestore saves. Emit a use_cprestore instruction after
611 setting up the cprestore slot.
612 (mips_restore_reg): Use mips_emit_save_slot_move.
613 (mips_process_load_label): New function.
614 (mips_load_label_length): Likewise.
615 (mips_output_load_label): Don't return asm: output it here instead.
616 Use mips_process_load_label.
617 (mips_adjust_insn_length): Adjust the length of branch instructions
618 that have length MAX_PIC_BRANCH_LENGTH.
619 (mips_output_conditional_branch): Update the call to
620 mips_output_load_label. Assume the branch target is OPERANDS[0]
621 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
622 (mips_output_order_conditional_branch): Swap the meaning of
623 OPERANDS[0] and OPERANDS[1].
624 (mips_variable_issue): Don't count ghost instructions.
625 (mips_expand_ghost_gp_insns): New function.
626 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
627 (mips_output_mi_thunk): Set must_initialize_gp_p.
628 (mips_eh_uses): New function.
629 * config/mips/predicates.md (cprestore_save_slot_operand)
630 (cprestore_load_slot_operand): New predicates.
631 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
632 (UNSPEC_MOVE_GP): Likewise.
633 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
634 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
635 (CPRESTORE_SLOT_REGNUM): New register.
636 (MAX_PIC_BRANCH_LENGTH): New constant.
637 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
638 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
639 branches. Fix commentary.
640 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
641 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
642 Change type to "ghost".
643 (loadgp_absolute_<mode>): Likewise.
644 (loadgp_rtp_<mode>): Likewise.
645 (copygp_mips16): Likewise.
646 (loadgp_blockage): Remove redundant mode attribute.
647 (potential_cprestore): New instruction.
648 (cprestore): Turn into an unspec set.
649 (use_cprestore): New instruction.
650 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
651 (*branch_fp_inverted): Likewise.
652 (*branch_order<mode>): Likewise.
653 (*branch_order<mode>_inverted): Likewise.
654 (*branch_equality<mode>): Likewise.
655 (*branch_equality<mode>_inverted): Likewise.
656 (*branch_bit<bbv><mode>): Likewise.
657 (*branch_bit<bbv><mode>_inverted): Likewise.
658 (*branch_equality<mode>_mips16): Remove redundant mode.
659 (jump): Turn into a define_expand.
660 (*jump_absolute): New instruction.
661 (*jump_pic): Likewise.
662 (*jump_mips16): Rename previously-unnamed pattern. Remove
663 redundant mode attribute.
664 (restore_gp): Split on epilogue_completed rather than
665 reload_completed. Change type to "ghost".
666 (move_gp<mode>): New instruction.
667 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
668 Remove redundant mode attribute.
669 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
670 (bc1any4f, bc1any2t, bc1any2f): Likewise.
671 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
673 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
676 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
677 are returned in the same register (vs34 or v2) that Altivec vector
678 types are returned in.
679 (rs6000_libcall_value): Ditto.
682 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
683 instead of explicit addsi3/adddi3 calls.
684 (rs6000_split_multireg_move): Ditto.
685 (rs6000_emit_allocate_stack): Ditto.
686 (rs6000_emit_prologue): Ditto.
687 (rs6000_output_mi_thunk): Ditto.
689 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
690 size is 64 bits if we can use 64-bit registers.
692 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
694 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
697 From Jie Zhang <jie.zhang@analog.com>:
698 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
699 save FP and RETS with saveall attribute.
700 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
701 with saveall attribute.
703 * config/bfin/bfin.c (bfin_expand_builtin,
704 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
707 From Jie Zhang <jie.zhang@analog.com>:
708 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
709 before use in two places.
710 * config/bfin/bfin.md (AREG): Define mode iterator.
711 (reload_in, reload_out): Use mode iterator AREG.
713 2009-09-14 Richard Guenther <rguenther@suse.de>
716 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
719 2009-09-13 Richard Guenther <rguenther@suse.de>
720 Rafael Avila de Espindola <espindola@google.com>
722 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
723 (LANG_HOOKS_EH_PERSONALITY): Likewise.
724 (LANG_HOOKS_INITIALIZER): Adjust.
725 (lhd_pass_through_t): Declare.
726 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
728 * langhooks.c (lhd_pass_through_t): New function.
729 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
730 dwarf2out_begin_prologue): Use personality from current_function_decl.
731 * expr.h (get_personality_function): Declare.
732 * expr.c (get_personality_function): New function.
733 (build_personality_function): Likewise.
734 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
735 (eh_personality_libfunc): Remove.
736 * optabs.c (build_libfunc_function): New function split out from ...
737 (init_one_libfunc): ... here.
738 * tree.h (DECL_FUNCTION_PERSONALITY): New.
739 (tree_function_decl): Add personality.
740 (lhd_gcc_personality): Declare.
741 (build_personality_function): Likewise.
742 * tree.c (gcc_eh_personality_decl): New.
743 (lhd_gcc_personality): New function.
744 * except.h (lang_eh_runtime_type): Remove.
745 (enum eh_personality_kind): New.
746 (build_personality_function): Declare.
747 (function_needs_eh_personality): Declare.
748 * except.c (lang_eh_runtime_type): Remove.
749 (function_needs_eh_personality): New function.
750 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
751 (sjlj_emit_function_enter, output_function_exception_table):
752 Use personality from current_function_decl.
753 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
754 * tree-inline.c (tree_can_inline_p): Do not inline across different
756 (expand_call_inline): Likewise. Adjust the callers EH personality.
757 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
758 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
759 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
760 (c-parser.o): Likewise
761 * c-tree.h (c_eh_initialized_p): Remove.
762 (c_maybe_initialize_eh): Likewise.
763 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
764 (finish_decl): Don't call c_maybe_initialize_eh.
765 (c_eh_initialized_p): Remove.
766 (c_maybe_initialize_eh): Likewise.
767 * c-parser.c (c_parser_omp_construct): Likewise.
768 (c_parse_file): Initialize exception handling.
770 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
772 * config.gcc (tm_file): Remove i386/biarch32.h
773 for i?86-w64-mingw* case.
774 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
776 * config.host: Set for x64 mingw the option
777 use_long_long_for_widest_fast_int to yes.
779 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
781 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
782 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
783 (dbxout_begin_function): Likewise.
784 * final.c (dwarf2_debug_info_emitted_p): New predicate.
785 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
787 (final_end_function): Likewise.
788 (final_scan_insn): Likewise.
789 (rest_of_handle_final): Likewise.
790 * varasm.c (assemble_start_function): Likewise.
791 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
793 2009-09-12 Jason Merrill <jason@redhat.com>
795 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
796 * opts.c (common_handle_option): constify.
798 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
800 * doc/install.texi (avr): Remove obsolete reference site.
802 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
804 * doc/install.texi (Binaries): Adjust AIX link.
806 2009-09-12 Akim Demaille <demaille@gostai.com>
808 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
809 Use an imperative sentence.
811 2009-09-11 Richard Henderson <rth@redhat.com>
813 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
814 structure-name and has-tree-operands arguments; update all entries.
815 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
817 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
818 (gsstruct_code_size): New.
819 (gss_for_code_): New.
820 (gss_for_code): Remove.
821 (gimple_size): Rewrite using gsstruct_code_size.
822 (gimple_statement_structure): Move to gimple.h.
823 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
824 (gss_for_code, gimple_statement_structure): New.
825 (gimple_ops): Use new arrays; tidy.
827 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
829 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
830 operand to be a PLUS expression.
831 * config/pa/pa.c (pa_secondary_reload): Likewise.
833 2009-09-11 Jakub Jelinek <jakub@redhat.com>
835 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
837 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
840 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
842 From Jie Zhang <jie.zhang@analog.com>:
843 * doc/extend.texi (node Function Attributes): Document l2
845 (node Blackfin Variable Attributes): Document l2 variable attributes.
847 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
849 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
850 to match the system compiler's configuration at inflection point.
851 Add comment to remark a remaining difference with system compiler.
853 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
854 * configure: Regenerate.
856 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
858 From Jie Zhang <jie.zhang@analog.com>:
859 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
860 (bfin_handle_l2_attribute): New.
861 (bfin_attribute_table): Add l2 attribute.
863 2009-09-11 Michael Matz <matz@suse.de>
866 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
867 on the local_decls list.
869 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
873 * cselib.c (cselib_expand_value_rtx_cb): Document callback
875 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
876 for VALUEs, to implement the documented interface.
877 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
878 Adjust for VALUEs and anything else, to implement the
879 documented interface.
881 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
883 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
884 with actual SPE/paired vector modes before using 64-bit alignment.
885 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
887 2009-09-10 DJ Delorie <dj@redhat.com>
889 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
892 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
893 * config/mep/mep.c (mep_legitimate_constant_p): New.
894 * config/mep/mep-protos.h: Prototype it.
896 2009-09-10 Richard Henderson <rth@redhat.com>
898 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
900 2009-09-10 Jason Merrill <jason@redhat.com>
902 * tree.c (chain_index): New fn.
903 * tree.h: Declare it.
905 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
907 * config/sol2-c.c (cmn_err_length_specs): Initialize
908 scalar_identity_flag.
910 2009-09-10 Richard Henderson <rth@redhat.com>
912 * tree.h (struct tree_decl_common): Move align member earlier;
913 move label_decl_uid member ...
914 (struct tree_label_decl): ... here.
915 (LABEL_DECL_UID): Update to match.
917 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
920 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
921 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
923 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
924 dest_prev if the edge is complex.
926 * tree-cfg.c (is_ctrl_stmt): Use a switch.
928 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
929 loop latch tests earlier.
931 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
932 before GIMPLE_RETURN, not after its predecessor; insert
935 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
936 gimple_seq_empty_p to test for no PHI nodes.
937 * tree-cfg.c (split_critical_edges): Likewise.
939 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
941 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
943 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
944 introduced by the VTA branch merge.
946 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
948 * ira-conflicts.c: Use fputs or putc instead of fprintf
952 * tree-switch-conversion.c: Ditto.
954 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
956 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
957 introduced by the VTA branch merge.
959 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
962 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
964 PR rtl-optimization/39779
965 * expr.c (convert_modes): Return when mode == oldmode after
966 CONST_INTs are processed.
968 2009-09-10 Nick Clifton <nickc@redhat.com>
970 * config/mep/mep.c (mep_encode_section_info): Copy weakness
971 attribute and referring decl when creating renamed symbol.
973 2009-09-10 Richard Guenther <rguenther@suse.de>
976 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
978 (cgraph_finalize_compilation_unit): Compute reachability
979 before emitting thunks. Properly process aliases before
980 possibly removing unreachable nodes.
982 2009-09-10 Richard Guenther <rguenther@suse.de>
985 * tree.c (struct free_lang_data_d): Add worklist member.
986 (find_decls_types_r): Push onto the worklist instead of recursing.
987 Handle TREE_BINFOs properly.
988 (find_decls_types): New function wrapped around find_decls_types_r
989 to process the worklist.
990 (find_decls_types_in_eh_region): Use it.
991 (find_decls_types_in_node): Likewise.
992 (find_decls_types_in_var): Likewise.
993 (free_lang_data_in_cgraph): Likewise. Free the worklist.
994 * tree.h (RECORD_OR_UNION_TYPE_P): New.
995 (AGGREGATE_TYPE_P): Adjust.
997 2009-09-09 Jason Merrill <jason@redhat.com>
999 * configure.ac: Check glibc version even if we have an in-tree
1002 2009-09-09 Anthony Green <green@moxielogic.com>
1004 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
1005 the constant 0 when appropriate.
1006 * config/moxie/constraints.md: Add constraint O.
1008 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
1009 to pass up to 6 32-bit argument values in registers.
1010 (moxie_function_arg): Ditto.
1011 (moxie_arg_partial_bytes): Ditto.
1012 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
1013 (REG_PARM_STACK_SPACE): Ditto.
1014 (FUNCTION_ARG_REGNO_P): Ditto.
1016 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1017 instruction to allocate stack space.
1019 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
1021 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
1022 unnecessarily stringent constraints. Fix address
1023 calculation in the splitters.
1025 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1027 PR rtl-optimization/39779
1028 * expr.c (convert_modes): Return when mode == oldmode after
1029 CONST_INTs are processed.
1031 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
1034 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
1035 (ix86_expand_prologue): Take frame.padding0 into logic of
1037 (ix86_expand_epilogue): Likewise.
1039 2009-09-09 Jakub Jelinek <jakub@redhat.com>
1041 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
1043 (SHLIB_LINK, SHLIB_INSTALL): Use them.
1044 * config/t-slibgcc-libgcc: New file.
1045 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
1047 2009-09-09 Martin Jambor <mjambor@suse.cz>
1049 PR tree-optimization/41089
1050 * tree-sra.c (find_var_candidates): Do not consider va_lists in
1053 2009-09-09 Richard Henderson <rth@redhat.com>
1055 * gimple.h (CASE_GIMPLE_OMP): New.
1056 (is_gimple_omp): Use it.
1057 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
1058 (verify_gimple_debug): Likewise.
1060 2009-09-09 Richard Guenther <rguenther@suse.de>
1062 PR tree-optimization/41101
1063 * tree-ssa-pre.c (maximal_set): Remove.
1064 (compute_antic_aux): Treat the maximal set as implicitly all ones.
1065 Defer all blocks we didn't visit at least one successor.
1066 (add_to_exp_gen): Do not add to the maximal set.
1067 (make_values_for_phi): Likewise.
1068 (compute_avail): Likewise.
1069 (init_pre): Do not allocate the maximal set.
1070 (execute_pre): Do not dump it.
1072 2009-09-09 Martin Jambor <mjambor@suse.cz>
1074 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
1075 an SSA_NAME rather than a is_gimple_variable.
1077 2009-09-09 Richard Guenther <rguenther@suse.de>
1080 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
1081 code dealing with plain pointer bases.
1082 (maybe_fold_offset_to_reference): Likewise.
1083 (maybe_fold_stmt_addition): Adjust.
1085 2009-09-09 Richard Guenther <rguenther@suse.de>
1087 * tree.c (free_lang_data_in_type): Do not free the type variant
1089 (free_lang_data): Merge char_type_node with its properly signed
1091 (pass_ipa_free): Collect after freeing language specific data.
1093 2009-09-09 Michael Matz <matz@suse.de>
1096 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
1097 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
1098 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
1101 2009-09-08 DJ Delorie <dj@redhat.com>
1103 * config/mep/mep.c (conversions[]): Add "ml" pattern.
1105 2009-09-04 Jason Merrill <jason@redhat.com>
1107 * tree.c (tree_find_value): Remove.
1108 * tree.h: Remove prototype.
1109 * varasm.c (assemble_external): Use value_member instead.
1111 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1113 * toplev.c (process_options): Choose default debugging type when
1114 gtoggle enables debug info and type is unset.
1116 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1120 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
1123 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1125 * configure: Rebuilt with modified libtool.m4.
1127 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1132 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
1134 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1136 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
1137 (remove_statement): Likewise.
1138 (rewrite_use_nonlinear_expr): Adjust.
1139 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
1140 * tree-ssa.c (release_defs_bitset): ... this. New.
1141 * tree-flow.h (release_defs_bitset): Declare.
1143 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1146 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
1147 in the middle block.
1149 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
1151 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
1152 via intptr_t to long type.
1153 (insert_operand_rank): Cast long type via intptr_t to
1155 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
1157 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
1158 from pointer to unsigned via uintptr_t.
1160 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
1161 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
1163 * configure: Regenerated.
1164 * config.in: Regenerated
1165 * system.h (stdint.h): Add include.
1166 (inttypes.h): Likewise.
1167 * Makefile.in (aclocal): Add config/stdint.m4.
1168 * aclocal.m4: Regenerated.
1170 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
1172 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
1174 (note_np_check_stores): New function.
1175 (harmless_null_pointer_p): New function.
1176 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
1177 changed. Take into account whether we're in the shadow of a condjump
1178 that tested NP_REG for NULL.
1179 Lose all code that tested for SEQUENCEs.
1180 (workaround_speculation): Avoid inserting NOPs for loads that are
1181 either always executed or a NULL pointer.
1183 2009-09-08 Jan Hubicka <jh@suse.cz>
1185 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
1186 * params.def (early-inlining-insns): Likewise.
1188 2009-09-08 Jakub Jelinek <jakub@redhat.com>
1190 PR rtl-optimization/41239
1191 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
1192 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
1194 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
1195 across calls, as the calls might not always return normally.
1196 (call_may_noreturn_p): New function.
1197 (deps_analyze_insn): Update last_function_call_may_noreturn list.
1198 (init_deps): Initialize it.
1199 (remove_from_deps): Also remove calls from
1200 last_function_call_may_noreturn list.
1202 2009-09-07 Richard Henderson <rth@redhat.com>
1204 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
1205 more VR->OPERANDS than LHS operands. Free LHS before returning.
1207 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1209 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
1210 (attr "addrtype"): New member "spreg".
1211 Use it if mem_spfp_address_operand is true for the address.
1212 (attr "type"): New entry "stall".
1213 (cpu_unit "load"): New.
1214 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
1216 (insn_reservation "loadsp"): New.
1217 (insn_reservation "load_stall1"): New.
1218 (insn_reservation "load_stall3"): New.
1220 * config/bfin/predicates.md (const1_operand, const3_operand): New.
1221 (mem_p_address_operand): Exclude stack and frame pointer based
1223 (mem_spfp_address_operand): New; match them here.
1224 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
1225 (bfin_reorg): Call it if scheduling insns.
1226 (bfin_gen_bundles): Remove dummy insns created by
1227 add_sched_insns_for_speculation.
1229 From Jie Zhang <jie.zhang@analog.com>:
1230 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
1231 bfin_si_revision, bfin_workarounds): Move these ...
1232 * config/bfin/bfin.h: ... here.
1234 From Mike Frysinger <michael.frysinger@analog.com>
1235 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
1236 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
1237 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
1238 bf547m, bf548m, and bf549m.
1239 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
1240 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
1241 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
1242 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
1243 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1244 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
1245 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1246 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1247 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
1248 bf542m, bf544m, bf547m, bf548m, and bf549m.
1250 From Jie Zhang <jie.zhang@analog.com>:
1251 * config/bfin/predicates.md (p_register_operand): New predicate.
1252 (dp_register_operand): New predicate.
1253 * config/bfin/bfin-protos.h (WA_05000074): Define.
1254 (ENABLE_WA_05000074): Define.
1255 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
1256 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
1257 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
1258 (define_attr addrtype): Allow load/store register to be P register.
1259 (define_attr storereg): New.
1260 (define_cpu_unit anomaly_05000074): New.
1261 (define_insn_reservation dsp32shiftimm): New.
1262 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
1263 (define_insn_reservation loadp): Cannot use slot2.
1264 (define_insn_reservation loadsp): Cannot use slot2.
1265 (define_insn_reservation storep): Cannot use slot2. Does not
1266 apply when working around 05000074.
1267 (define_insn_reservation storep_anomaly_05000074): New.
1268 (define_insn_reservation storei): Does not apply when working
1270 (define_insn_reservation storei_anomaly_05000074): New.
1271 (define_attr length): Add dsp32shiftimm case.
1272 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
1273 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
1274 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
1275 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
1276 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
1278 2009-09-07 Martin Jambor <mjambor@suse.cz>
1281 * tree-sra.c (create_artificial_child_access): Return NULL if
1282 build_ref_for_offset fails.
1283 (propagate_subacesses_accross_link): Allow build_ref_for_offset
1284 and create_artificial_child_access to fail.
1286 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1289 * unwind-dw2.c (uw_init_context_1): Mark noinline.
1290 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
1291 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
1293 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1295 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
1296 block, ensure it has an exit edge. Emit a barrier after a jump.
1298 2009-09-07 Nick Clifton <nickc@redhat.com>
1300 * gcc.c (this_is_linker_script): New variable. Like
1301 this_is_library_file but for the %T constructor.
1302 (end_going_arg): If this_is_linker_script is set then locate the
1303 script and insert a --script switch before it
1304 (do_spec_2): Initialise this_is_linker_script.
1305 (do_spec_1): Likewise. Handle %T construct.
1306 (eval_spec_function): Preserve this_is_linker_script.
1307 * doc/invoke.texi: Document %T construct in spec files.
1308 * config/m32c/m32c.h (LIB_SPEC): Use it.
1310 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1312 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
1313 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
1314 when volatile flag is set.
1315 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
1317 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
1320 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
1321 (combine_stack_adjustments_for_block): Allow insns between stack
1322 adjustments and stores with corresponding pre-(dec|inc)rement or
1323 pre-modify operation.
1325 2009-09-06 Jakub Jelinek <jakub@redhat.com>
1328 * combine-stack-adj.c (struct csa_memlist): Rename to...
1329 (struct csa_reflist): ... this. Rename mem field to ref.
1330 (free_csa_memlist): Rename to...
1331 (free_csa_reflist): ... this.
1332 (record_one_stack_memref): Rename to...
1333 (record_one_stack_ref): ... this. Handle also REG_P.
1334 (try_apply_stack_adjustment): Handle also REG_P.
1335 (struct record_stack_memrefs_data): Rename to...
1336 (struct record_stack_refs_data): ... this. Rename memlist field to
1338 (record_stack_memrefs): Rename to...
1339 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
1340 subexpressions instead of failing when a MEM contains SP references.
1341 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
1342 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
1344 2009-09-06 Richard Guenther <rguenther@suse.de>
1347 * tree.c (build_array_type): Do not record types marked
1348 with structural equality in the canonical type hashtable.
1350 2009-09-06 Richard Guenther <rguenther@suse.de>
1353 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
1355 2009-09-05 Richard Guenther <rguenther@suse.de>
1358 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
1360 2009-09-05 Richard Guenther <rguenther@suse.de>
1363 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
1365 2009-09-05 Richard Guenther <rguenther@suse.de>
1368 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
1369 before comparing function argument types.
1371 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1374 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
1377 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1380 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
1382 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
1383 locators before emit_insn is called.
1385 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
1388 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
1389 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
1390 (reginfo_init): Don't call allocate_reg_info.
1392 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1395 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
1396 NONDEBUG_INSN_P instead of INSN_P.
1398 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1401 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
1403 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1406 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
1407 pattern of the split.
1409 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1411 * toplev.c (process_options): Move setter of flag_var_tracking
1412 before other tests that depend on it. Move down setter of
1413 flag_rename_registers. Don't enable var-tracking-assignments
1414 by default if selective scheduling is enabled. Warn if both
1417 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1419 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
1420 comment. Use switch statement to catch overlaps between rtx
1421 and tree codes. Accept FUNCTION_DECLs in addition to those in...
1422 (IS_DECL_CODE): ... here. Remove.
1423 (check_value_is_not_decl): Remove.
1424 (dv_from_decl, dv_from_value): Check after conversion.
1426 2009-09-04 Richard Guenther <rguenther@suse.de>
1429 * (cgraph_finalize_compilation_unit): Move finalizing aliases
1430 after emitting tunks. Move emitting thunks and ctors from ...
1431 (cgraph_optimize): ... here. Remove redundant
1432 cgraph_analyze_functions.
1433 * varasm.c (find_decl_and_mark_needed): Remove no longer
1435 (finish_aliases_1): Adjust check for thunk aliases.
1437 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
1439 * config/arm/arm.md (ctzsi2): Added braces
1440 to avoid warning that broke booststrap.
1442 2009-09-04 Martin Jambor <mjambor@suse.cz>
1444 PR tree-optimization/41112
1445 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
1446 handle variable-bounded arrays.
1447 (expr_with_var_bounded_array_refs_p): New function.
1448 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
1450 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
1452 * config/s390/2097.md: Removed two incorrect bypasses.
1453 (z10_fsimpdf): Fixed latency.
1454 (z10_fhex): New insn_reservation.
1455 (z10_floaddf): Fixed latency.
1456 (z10_floadsf): Fixed latency.
1457 (z10_ftrunctf): Fixed latency.
1458 (z10_ftruncdf): Fixed latency.
1459 * config/s390/s390.c (z10_cost): Fixed values.
1460 (s390_adjust_priority): Added z10 path.
1461 * config/s390/s390.md (type): Added fhex.
1462 (*mov<mode>_64dfp): Updated type attribute.
1463 (*mov<mode>_64): Updated type attribute.
1464 (*mov<mode>_31): Updated type attribute.
1465 (*mov<mode>"): Likewise.
1466 * config/s390/2084.md (x_fsimpdf): Updated condition.
1468 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
1470 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
1471 RTXs in the predicate for operand 1.
1473 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
1475 * config/arm/arm.md (UNSPEC_RBIT): New constant.
1476 (rbitsi2): New insn.
1477 (ctzsi2): New expand.
1478 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
1480 2009-09-03 Martin Jambor <mjambor@suse.cz>
1482 * tree-sra.c (duplicate_expr_for_different_base): Removed.
1483 (create_artificial_child_access): Use build_ref_for_offset instead
1484 of duplicate_expr_for_different_base.
1485 (propagate_subacesses_accross_link): Likewise.
1487 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
1489 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
1491 (mips16e_collect_argument_saves): Skip debug instructions.
1492 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
1493 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
1494 (r10k_insert_cache_barriers): Likewise.
1495 (mips_reorg_process_insns): Likewise.
1497 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
1500 * ira.c (update_equiv_reg): Remove check on class likely spill.
1502 2009-09-03 Jakub Jelinek <jakub@redhat.com>
1505 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
1506 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
1510 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
1511 the stack slot if it is passed by invisible reference.
1512 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
1513 by invisible reference.
1515 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1517 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
1518 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
1519 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
1521 * config/bfin/sync.md: New file.
1522 * config/bfin/bfin.md: Include it.
1523 (UNSPEC_ATOMIC): New.
1524 (UNSPEC_ONES): Provide a unique number.
1526 From Jie Zhang <jie.zhang@analog.com>:
1527 * config/bfin/bfin.c (ret_regs): New.
1528 (must_save_fp_p): Don't return true because of frame_pointer_needed.
1529 (must_save_rets_p): New.
1530 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
1531 current_function_is_leaf.
1532 (do_link): Likewise.
1533 (do_unlink): Likewise.
1534 (expand_interrupt_handler_prologue): Use ret_regs array.
1535 (expand_interrupt_handler_epilogue): Use ret_regs array and
1536 pass return register to gen_return_internal.
1537 (bfin_expand_epilogue): Pass return register to
1538 gen_return_internal.
1539 (bfin_expand_call): Explicitly clobber RETS.
1540 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
1541 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
1542 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
1543 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
1545 (return_internal): Take a reg rtx rather than the register number.
1547 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
1549 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
1550 when comparing against estimated_loop_iterations_int return.
1552 2009-09-03 Richard Guenther <rguenther@suse.de>
1554 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
1555 eh_personality_libfunc.
1557 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1559 * tree-parloops.c (separate_decls_in_region): Add space.
1561 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1563 * tree-parloops.c (separate_decls_in_region): Change the condition
1564 checking if there are reductions in the loop.
1566 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1568 PR tree-optimization/38275
1569 * tree-parloops.c (parallelize_loops): Replace profitability condition
1570 for expected number of iterations.
1572 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
1574 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
1575 (bootstrap-debug): Explain conditions in which it becomes default.
1576 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
1579 2009-09-03 Namhyung Kim <namhyung@gmail.com>
1581 * doc/invoke.texi (Optimize Options): Move
1582 -finline-small-functions to the -O2 list.
1584 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
1586 * toplev.c (process_options): Enable var-tracking-assignments
1587 by default if var-tracking is enabled.
1589 2009-09-02 David Daney <ddaney@caviumnetworks.com>
1591 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
1593 * emit-rtl.c (prev_nonnote_insn_bb): New function.
1594 * rtl.h (prev_nonnote_insn_bb): Declare it.
1596 2009-09-03 Diego Novillo <dnovillo@google.com>
1598 * cgraph.c (cgraph_node_for_decl): New.
1599 * cgraph.h (cgraph_node_for_decl): Declare.
1600 * tree.c (host_integerp): Return 0 if T is NULL.
1602 2009-09-03 Diego Novillo <dnovillo@google.com>
1604 * tree.h (struct alias_pair): Move from varasm.c.
1605 (alias_pairs): Likewise.
1606 (TYPE_MAXVAL): Define.
1607 (TYPE_MINVAL): Define.
1608 (iterative_hash_host_wide_int): Declare.
1609 (remove_unreachable_alias_pairs): Declare.
1610 * tree-pass.h (pass_ipa_free_lang_data): Declare.
1611 * diagnostic.c (default_diagnostic_starter): Make extern.
1612 (default_diagnostic_finalizer): Make extern.
1613 * diagnostic.h (default_diagnostic_starter): Declare.
1614 (default_diagnostic_finalizer): Declare.
1615 (default_tree_printer): Declare.
1616 * toplev.c (default_tree_printer): Make extern.
1618 2009-09-03 Richard Guenther <rguenther@suse.de>
1619 Diego Novillo <dnovillo@google.com>
1621 * cgraph.c (cgraph_add_new_function): Remove gimplification.
1622 * cgraphunit.c (cgraph_expand_function): Do not emit
1623 associated thunks from here.
1624 (cgraph_emit_thunks): New.
1625 (cgraph_optimize): Call it.
1626 Return if any IPA pass finds an error.
1627 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
1630 2009-09-03 Simon Baldwin <simonb@google.com>
1631 Rafael Espindola <espindola@google.com>
1632 Richard Guenther <rguenther@suse.de>
1633 Doug Kwan <dougkwan@google.com>
1634 Diego Novillo <dnovillo@google.com>
1636 * tree.c: Include tree-pass.h, langhooks-def.h,
1637 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
1638 (free_lang_data_in_type): New.
1639 (need_assembler_name_p): New.
1640 (free_lang_data_in_block): New.
1641 (free_lang_data_in_decl): New.
1642 (struct free_lang_data_d): New.
1643 (add_tree_to_fld_list): New.
1644 (find_decls_types_r): New.
1645 (get_eh_types_for_runtime): New.
1646 (find_decls_types_in_eh_region): New.
1647 (find_decls_types_in_node): New.
1648 (find_decls_types_in_var): New.
1649 (free_lang_data_in_cgraph): New.
1650 (free_lang_data): New.
1651 (gate_free_lang_data): New.
1652 (pass_ipa_free_lang_data): New.
1654 2009-09-03 Diego Novillo <dnovillo@google.com>
1656 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
1657 * langhooks.h (struct lang_hooks): Add field free_lang_data.
1658 (lang_hooks): Remove const qualifier.
1659 * ipa.c (cgraph_remove_unreachable_nodes): Call
1660 remove_unreachable_alias_pairs.
1661 * except.c (add_type_for_runtime): Check if TYPE has
1662 already been converted.
1663 (lookup_type_for_runtime): Likewise.
1664 (check_handled): Handle converted types.
1665 * varasm.c (remove_unreachable_alias_pairs): New.
1666 * gimple.c: Include demangle.h.
1667 (gimple_decl_printable_name): New.
1668 (gimple_fold_obj_type_ref): New.
1669 * gimple.h (gimple_decl_printable_name): Declare.
1670 (gimple_fold_obj_type_ref): Declare.
1671 * passes.c (init_optimization_passes): Add pass
1672 pass_ipa_free_lang_data.
1673 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
1674 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
1676 2009-09-03 Diego Novillo <dnovillo@google.com>
1678 * c-lang.c (lang_hooks): Remove const qualifier.
1680 2009-09-02 Loren James Rittle <ljrittle@acm.org>
1682 * doc/install.texi (*-*-freebsd*): Update target information.
1684 2009-09-02 Anatoly Sokolov <aesok@post.ru>
1686 * hard-reg-set.h (call_fixed_regs): Remove.
1687 * reginfo.c (call_fixed_regs): Remove.
1688 (init_reg_sets_1): Remove initialization of call_fixed_regs.
1689 (globalize_reg): Don't use call_fixed_regs.
1690 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
1693 2009-09-01 Michael Matz <matz@suse.de>
1695 * expr.h (emit_storent_insn, expand_expr_real_1,
1696 expand_expr_real_2): Declare.
1697 * expr.c (emit_storent_insn, expand_expr_real_1,
1698 expand_expr_real_2): Export.
1699 (store_expr): Setting and evaluating dont_return_target is useless.
1700 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
1701 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
1702 * except.c (expand_resx_expr): Rename to ...
1703 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
1704 * except.h (expand_resx_stmt): Declare.
1705 * stmt.c: Add include gimple.h
1706 (expand_asm_expr): Rename to ...
1707 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
1708 (expand_case): Rewrite to take gimple statement.
1709 * tree.h (expand_asm_stmt): Declare.
1710 (expand_case): Change prototype.
1711 * Makefile.in (stmt.o): Depend on gimple.h.
1712 * builtins.c (expand_builtin_synchronize): Build gimple asm
1713 statement, not an ASM_EXPR.
1714 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
1715 gimple_to_tree, release_stmt_tree): Remove.
1716 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
1717 ggc_free, but hold comparison code and operands separately.
1718 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
1719 (expand_call_stmt, expand_gimple_stmt_1,
1720 expand_gimple_stmt): New helpers.
1721 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
1722 release_stmt_tree. Call expand_gimple_stmt instead.
1723 (expand_gimple_basic_block): Ditto.
1725 * calls.c (emit_call_1): Don't look at EH regions here, make
1726 fntree parameter useless.
1727 (expand_call): New local rettype for TREE_TYPE(exp), use it
1728 throughout. Remove local p, use addr instead.
1729 Don't look at EH regions here.
1731 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
1733 * doc/invoke.texi (-fsched-pressure): Document it.
1734 (-fsched-reg-pressure-heuristic): Remove it.
1736 * reload.c (ira.h): Include.
1737 (find_reloads): Add choosing reload on number of small spilled
1740 * haifa-sched.c (ira.h): Include.
1741 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
1742 saved_reg_pressure, curr_reg_live, saved_reg_live,
1743 region_ref_regs): New variables.
1744 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
1745 initiate_reg_pressure_info, setup_ref_regs,
1746 initiate_bb_reg_pressure_info, save_reg_pressure,
1747 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
1749 (setup_insn_reg_pressure_info): New function.
1750 (rank_for_schedule): Add pressure checking and insn issue time.
1751 Remove comparison of insn reg weights.
1752 (ready_sort): Set insn reg pressure info.
1753 (update_register_pressure, setup_insn_max_reg_pressure,
1754 update_reg_and_insn_max_reg_pressure,
1755 sched_setup_bb_reg_pressure_info): New functions.
1756 (schedule_insn): Add code for printing and updating reg pressure info.
1757 (find_set_reg_weight, find_insn_reg_weight): Remove.
1758 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
1759 (debug_ready_list): Print reg pressure info.
1760 (schedule_block): Ditto. Check insn issue time.
1761 (sched_init): Set up sched_pressure_p. Allocate and set up some
1762 reg pressure related info.
1763 (sched_finish): Free some reg pressure related info.
1764 (fix_tick_ready): Make insn always ready if pressure_p.
1765 (init_h_i_d): Don't call find_insn_reg_weight.
1766 (haifa_finish_h_i_d): Free insn reg pressure info.
1768 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
1769 ira_memory_move_cost, ira_class_hard_regs,
1770 ira_class_hard_regs_num, ira_no_alloc_regs,
1771 ira_available_class_regs, ira_reg_class_cover_size,
1772 ira_reg_class_cover, ira_class_translate): Move to ira.h.
1774 * ira-lives.c (single_reg_class): Check mode to find how many
1775 registers are necessary for operand.
1776 (ira_implicitly_set_insn_hard_regs): New.
1778 * common.opt (fsched-pressure): New options.
1779 (fsched-reg-pressure-heuristic): Remove.
1781 * ira.c (setup_eliminable_regset): Rename to
1782 ira_setup_eliminable_regset. Make it external.
1783 (expand_reg_info): Pass cover class to setup_reg_classes.
1784 (ira): Call resize_reg_info instead of allocate_reg_info.
1786 * sched-deps.c: Include ira.h.
1787 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
1788 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
1789 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
1790 mark_insn_hard_regno_birth, mark_insn_reg_birth,
1791 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
1792 mark_insn_reg_store, mark_insn_reg_clobber,
1793 setup_insn_reg_pressure_info): New.
1794 (sched_analyze_1): Update implicit_reg_pending_uses.
1795 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
1796 Use them to create dependencies. Set insn reg uses and pressure
1797 info. Process reg_pending_uses in one place.
1798 (free_deps): Free implicit sets.
1799 (remove_from_deps): Remove implicit sets if necessary. Check
1800 implicit sets when clearing reg_last_in_use.
1801 (init_deps_global): Clear implicit_reg_pending_clobbers and
1802 implicit_reg_pending_uses.
1804 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
1805 ira_memory_move_cost, ira_class_hard_regs,
1806 ira_class_hard_regs_num, ira_no_alloc_regs,
1807 ira_available_class_regs, ira_reg_class_cover_size,
1808 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
1809 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
1810 ira_implicitly_set_insn_hard_regs): New prototypes.
1812 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
1813 cost_elements_num): New variables.
1814 (allocno_costs, total_costs): Rename to costs and
1815 total_allocno_costs.
1816 (COSTS_OF_ALLOCNO): Rename to COSTS.
1817 (allocno_pref): Rename to pref.
1818 (allocno_pref_buffer): Rename to pref_buffer.
1819 (common_classes): Rename to regno_cover_class.
1821 (record_reg_classes): Set allocno attributes only if allocno_p.
1822 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
1823 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
1824 and COSTS_OF_ALLOCNO.
1825 (print_costs): Rename to print_allocno_costs.
1826 (print_pseudo_costs): New.
1827 (process_bb_node_for_costs): Split into 2 functions with new
1828 function process_bb_for_costs. Pass BB to process_bb_for_costs.
1829 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
1830 new parameter dump_file. Use cost_elements_num instead of
1831 ira_allocnos_num. Make one iteration if preferred classes were
1832 already calculated for scheduler. Make 2 versions of code
1833 depending on allocno_p.
1834 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
1835 regno_cover_class and COSTS instead of common_classes and
1837 (init_costs, finish_costs): New.
1838 (ira_costs): Set up allocno_p and cost_elements_num. Call
1839 init_costs and finish_costs.
1840 (ira_set_pseudo_classes): New.
1842 * rtl.h (allocate_reg_info): Remove.
1843 (resize_reg_info): Change return type.
1844 (reg_cover_class): New.
1845 (setup_reg_classes): Add new parameter.
1847 * sched-int.h (struct deps_reg): New member implicit_sets.
1848 (sched_pressure_p, sched_regno_cover_class): New external definitions.
1849 (INCREASE_BITS): New macro.
1850 (struct reg_pressure_data, struct reg_use_data): New.
1851 (struct _haifa_insn_data): Remove reg_weight. Add members
1852 reg_pressure, reg_use_list, reg_set_list, and
1853 reg_pressure_excess_cost_change.
1854 (struct deps): New member implicit_sets.
1855 (pressure_p): New variable.
1856 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
1857 (struct reg_pressure_data, struct reg_use_data): New.
1858 (INSN_REG_WEIGHT): Remove.
1859 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
1860 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
1861 (sched_init_region_reg_pressure_info,
1862 sched_setup_bb_reg_pressure_info): New prototypes.
1864 * reginfo.c (struct reg_pref): New member coverclass.
1865 (reg_cover_class): New function.
1866 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
1867 (reg_info_size): New variable.
1868 (allocate_reg_info): Make static. Setup reg_info_size.
1869 (resize_reg_info): Use reg_info_size. Return flag of resizing.
1870 (setup_reg_classes): Add a new parameter. Setup cover class too.
1872 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
1875 * sched-rgn.c (deps_join): Set up implicit_sets.
1876 (schedule_region): Set up region and basic blocks pressure
1879 * passes.c (init_optimization_passes): Move
1880 pass_subregs_of_mode_init before pass_sched.
1882 2009-09-02 Martin Jambor <mjambor@suse.cz>
1884 * tree-sra.c (struct access): New field grp_hint.
1885 (dump_access): Dump grp_hint.
1886 (sort_and_splice_var_accesses): Set grp_hint if a group is read
1888 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
1889 those which have been specifically read and somehow written to.
1890 (propagate_subacesses_accross_link): Set grp_hint of right child and
1891 also possibly of the left child.
1893 2009-09-02 Jakub Jelinek <jakub@redhat.com>
1895 * tree-object-size.c (addr_object_size): Always use object_size_type
1896 0 or 2 when determining the pointer pointed object size.
1898 2009-09-02 Richard Guenther <rguenther@suse.de>
1901 2009-08-31 Richard Guenther <rguenther@suse.de>
1903 * builtins.c (fold_builtin_memory_op): Use the alias oracle
1904 to query if the memory regions for memmove overlap.
1905 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
1906 asserts on pointers, instead deal with odd trees.
1907 (ptr_derefs_may_alias_p): Likewise.
1908 (refs_may_alias_p_1): Constructor bases also never alias.
1910 2009-08-01 Christian Bruel <christian.bruel@st.com>
1913 2009-07-31 Christian Bruel <christian.bruel@st.com>
1914 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1916 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
1918 * doc/invoke.texi (-fvar-tracking-assignments): New.
1919 (-fvar-tracking-assignments-toggle): New.
1920 (-fdump-final-insns=file): Mark filename as optional.
1921 (--param min-nondebug-insn-uid): New.
1922 (-gdwarf-@{version}): Mention version 4.
1923 * opts.c (common_handle_option): Accept it.
1924 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
1925 * regrename.c (regrename_optimize): Drop last. Don't count debug
1926 insns as uses. Don't reject change because of debug insn.
1927 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
1928 from the chain starter, and check for inexact matches in DEBUG_INSNS.
1929 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
1930 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
1931 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
1932 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
1933 * doc/gimple.texi (is_gimple_debug): New.
1934 (gimple_debug_bind_p): New.
1935 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
1936 * doc/install.texi (bootstrap-debug): More details.
1937 (bootstrap-debug-big, bootstrap-debug-lean): Document.
1938 (bootstrap-debug-lib): More details.
1939 (bootstrap-debug-ckovw): Update.
1940 (bootstrap-time): New.
1941 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
1942 (insert_phi_nodes_for): Insert debug stmts.
1943 (rewrite_stmt): Take iterator. Insert debug stmts.
1944 (rewrite_enter_block): Adjust.
1945 (maybe_replace_use_in_debug_stmt): New.
1946 (rewrite_update_stmt): Use it.
1947 (mark_use_interesting): Return early for debug stmts.
1948 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
1949 stmts before replacing stmt.
1950 (move_computations_stmt): Likewise.
1951 * ira-conflicts.c (add_copies): Skip debug insns.
1952 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
1953 (regstat_bb_compute_ri): Skip debug insns.
1954 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
1955 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
1956 check_loop_closed_ssa_stmt): Skip debug stmts.
1957 * tree-tailcall.c (find_tail_calls): Likewise.
1958 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
1959 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
1960 (build_var_debug_value_stat): Declare.
1961 (build_var_debug_value): Define.
1962 (target_for_debug_bind): Declare.
1963 * reload.c (find_equiv_reg): Skip debug insns.
1964 * rtlanal.c (reg_used_between_p): Skip debug insns.
1965 (side_effects_p): Likewise.
1966 (canonicalize_condition): Likewise.
1967 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
1968 insns never depend on debug insns.
1969 (create_ddg_dep_no_link): Likewise.
1970 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
1971 Don't add inter-loop dependencies for debug insns.
1972 (build_intra_loop_deps): Likewise.
1973 (create_ddg): Count debug insns.
1974 * ddg.h (struct ddg::num_debug): New.
1975 (num_backargs): Pair up with previous int field.
1976 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
1977 -fcompare-debug-second.
1978 * final.c (get_attr_length_1): Skip debug insns.
1979 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
1980 * gcc.c (invoke_as): Call compare-debug-dump-opt.
1981 (driver_self_specs): Map -fdump-final-insns to
1982 -fdump-final-insns=..
1983 (get_local_tick): New.
1984 (compare_debug_dump_opt_spec_function): Test for . argument and
1985 compute output name. Compute temp output spec without flag name.
1986 Compute -frandom-seed.
1987 (OPT): Undef after use.
1988 * cfgloopanal.c (num_loop_insns): Skip debug insns.
1989 (average_num_loop_insns): Likewise.
1990 * params.h (MIN_NONDEBUG_INSN_UID): New.
1991 * gimple.def (GIMPLE_DEBUG): New.
1992 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
1993 * auto-inc-dec.c (merge_in_block): Skip debug insns.
1994 (merge_in_block): Fix whitespace.
1995 * toplev.c (flag_var_tracking): Update comment.
1996 (flag_var_tracking_assignments): New.
1997 (flag_var_tracking_assignments_toggle): New.
1998 (process_options): Don't open final insns dump file if we're not
1999 going to write to it. Compute defaults for var_tracking.
2000 * df-scan.c (df_insn_rescan_debug_internal): New.
2001 (df_uses_record): Handle debug insns.
2002 * haifa-sched.c (ready): Initialize n_debug.
2003 (contributes_to_priority): Skip debug insns.
2004 (dep_list_size): New.
2006 (rank_for_schedule): Likewise. Schedule debug insns as soon as
2007 they're ready. Disregard previous debug insns to make decisions.
2008 (queue_insn): Never queue debug insns.
2009 (ready_add, ready_remove_first, ready_remove): Count debug insns.
2010 (schedule_insn): Don't reject debug insns because of issue rate.
2011 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
2012 (queue_to_ready): Skip and discount debug insns.
2013 (choose_ready): Let debug insns through.
2014 (schedule_block): Check boundary debug insns. Discount debug
2015 insns, schedule them early. Adjust whitespace.
2016 (set_priorities): Check for boundary debug insns.
2017 (add_jump_dependencies): Use dep_list_size.
2018 (prev_non_location_insn): New.
2019 (check_cfg): Use it.
2020 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
2022 (remove_unused_ivs): Reset debug stmts.
2023 * modulo-sched.c (const_iteration_count): Skip debug insns.
2024 (res_MII): Discount debug insns.
2025 (loop_single_full_bb_p): Skip debug insns.
2026 (sms_schedule): Likewise.
2027 (sms_schedule_by_order): Likewise.
2028 (ps_has_conflicts): Likewise.
2029 * caller-save.c (refmarker_fn): New.
2030 (save_call_clobbered_regs): Replace regs with saved mem in
2032 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
2033 Call refmarker_fn mark for hardregnos.
2034 (mark_reg_as_referenced): New.
2035 (replace_reg_with_saved_mem): New.
2036 * ipa-pure-const.c (check_stmt): Skip debug stmts.
2037 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
2039 (cse_extended_basic_block): Skip debug insns.
2040 (count_reg_usage): Likewise.
2041 (is_dead_reg): New, split out of...
2042 (set_live_p): ... here.
2043 (insn_live_p): Use it for debug insns.
2044 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
2045 (execute_optimize_stdarg): Likewise.
2046 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
2047 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
2048 changes in debug stmts as changes.
2049 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
2050 (moveup_expr): Don't move across debug insns. Don't move
2051 debug insn if it would create a bookkeeping block.
2052 (moveup_expr_cached): Don't use cache for debug insns that
2053 are heads of blocks.
2054 (compute_av_set_inside_bb): Skip debug insns.
2055 (sel_rank_for_schedule): Schedule debug insns first. Remove
2057 (block_valid_for_bookkeeping_p); Support lax searches.
2058 (create_block_for_bookkeeping): Adjust block numbers when
2059 encountering debug-only blocks.
2060 (find_place_for_bookkeeping): Deal with debug-only blocks.
2061 (generate_bookkeeping_insn): Accept no place to insert.
2062 (remove_temp_moveop_nops): New argument full_tidying.
2063 (prepare_place_to_insert): Deal with debug insns.
2064 (advance_state_on_fence): Debug insns don't start cycles.
2065 (update_boundaries): Take fence as argument. Deal with
2067 (schedule_expr_on_boundary): No full_tidying on debug insns.
2068 (fill_insns): Deal with debug insns.
2069 (track_scheduled_insns_and_blocks): Don't count debug insns.
2070 (need_nop_to_preserve_insn_bb): New, split out of...
2071 (remove_insn_from_stream): ... this.
2072 (fur_orig_expr_not_found): Skip debug insns.
2073 * rtl.def (VALUE): Move up.
2075 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
2076 (nearest_common_dominator_of_uses): Take debug_stmts argument.
2077 Set it if debug stmts are found.
2078 (statement_sink_location): Skip debug stmts. Propagate
2079 moving defs into debug stmts.
2080 * ifcvt.c (first_active_insn): Skip debug insns.
2081 (last_active_insns): Likewise.
2082 (cond_exec_process_insns): Likewise.
2083 (noce_process_if_block): Likewise.
2084 (check_cond_move_block): Likewise.
2085 (cond_move_convert_if_block): Likewise.
2086 (block_jumps_and_fallthru_p): Likewise.
2087 (dead_or_predicable): Likewise.
2088 * dwarf2out.c (debug_str_hash_forced): New.
2089 (find_AT_string): Add comment.
2090 (gen_label_for_indirect_string): New.
2091 (get_debug_string_label): New.
2092 (AT_string_form): Use it.
2093 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
2094 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
2095 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
2096 several operations that cannot be represented with DWARF opcodes.
2097 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
2098 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
2099 (dwarf2out_var_location): Take during-call mark into account.
2100 (output_indirect_string): Update comment. Output if there are
2101 label and references.
2102 (prune_indirect_string): New.
2103 (prune_unused_types): Call it if debug_str_hash_forced.
2104 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
2105 (dw_long_long_const): Remove.
2106 (struct dw_val_struct): Change val_long_long type to rtx.
2107 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
2108 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
2109 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
2110 component instead of HOST_BITS_PER_LONG.
2111 (output_loc_operands): Likewise. For const8* assert
2112 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
2113 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
2114 rather than HOST_BITS_PER_LONG is >= 64.
2115 (add_AT_long_long): Remove val_hi and val_lo arguments, add
2117 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
2118 HOST_BITS_PER_LONG for dw_val_class_long_long.
2119 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
2120 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
2121 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
2123 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
2124 Handle DW_OP_implicit_value.
2125 (extract_int): Move prototype earlier.
2126 (mem_loc_descriptor): For SUBREG punt if inner
2127 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
2128 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
2129 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
2130 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
2131 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
2132 instead of Pmode size.
2133 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
2134 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
2135 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
2136 (concat_loc_descriptor, concatn_loc_descriptor,
2137 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
2138 (add_location_or_const_value_attribute): Likewise. For single
2139 location loc_lists attempt to use add_const_value_attribute
2140 for constant decls. Add DW_AT_const_value even if
2141 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
2143 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
2144 (control_flow_insn_p): Likewise.
2145 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
2146 (separate_decls_in_region_debug_bind): New.
2147 (separate_decls_in_region): Process debug bind stmts afterwards.
2148 * recog.c (verify_changes): Handle debug insns.
2149 (extract_insn): Likewise.
2150 (peephole2_optimize): Skip debug insns.
2151 * dse.c (scan_insn): Skip debug insns.
2152 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
2154 (setup_id_for_insn): Handle debug insns.
2155 (maybe_tidy_empty_bb): Adjust whitespace.
2156 (tidy_control_flow): Skip debug insns.
2157 (sel_remove_insn): Adjust for debug insns.
2158 (sel_estimate_number_of_insns): Skip debug insns.
2159 (create_insn_rtx_from_pattern): Handle debug insns.
2160 (create_copy_of_insn_rtx): Likewise.
2161 * sel-sched-.h (sel_bb_end): Declare.
2162 (sel_bb_empty_or_nop_p): New.
2163 (get_all_loop_exits): Use it.
2164 (_eligible_successor_edge_p): Likewise.
2165 (return_nop_to_pool): Adjust.
2166 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
2167 * ira-lives.c (process_bb_node_lives): Skip debug insns.
2168 * gimple-pretty-print.c (dump_gimple_debug): New.
2169 (dump_gimple_stmt): Use it.
2170 (dump_bb_header): Skip gimple debug stmts.
2171 * regmove.c (optimize_reg_copy_1): Discount debug insns.
2172 (fixup_match_2): Likewise.
2173 (regmove_backward_pass): Likewise. Simplify combined
2174 replacement. Handle debug insns.
2175 * function.c (instantiate_virtual_regs): Handle debug insns.
2176 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
2177 * print-rtl.h: Include cselib.h.
2178 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
2179 * df.h (df_inns_rescan_debug_internal): Declare.
2180 * gcse.c (alloc_hash_table): Estimate n_insns.
2181 (cprop_insn): Don't regard debug insns as changes.
2182 (bypass_conditional_jumps): Skip debug insns.
2183 (one_pre_gcse_pass): Adjust.
2184 (one_code_hoisting_pass): Likewise.
2185 (compute_ld_motion_mems): Skip debug insns.
2186 (one_cprop_pass): Adjust.
2187 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
2188 (if_convertible_stmt_p): Handle debug stmts.
2189 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
2190 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
2191 * ira-build.c (create_bb_allocnos): Skip debug insns.
2192 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
2193 (has_single_use): Likewise.
2194 (single_imm_use): Likewise.
2195 (num_imm_uses): Likewise.
2196 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
2197 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
2198 (create_outofssa_var_map): Likewise.
2199 * lower-subreg.c (adjust_decomposed_uses): New.
2200 (resolve_debug): New.
2201 (decompose_multiword_subregs): Use it.
2202 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
2203 * emit-rtl.c: Include params.h.
2204 (cur_debug_insn_uid): Define.
2205 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
2206 (copy_rtx_if_shared_1): Handle debug insns.
2207 (reset_used_flags): Likewise.
2208 (set_used_flags): LIkewise.
2209 (get_max_insn_count): New.
2210 (next_nondebug_insn): New.
2211 (prev_nondebug_insn): New.
2212 (make_debug_insn_raw): New.
2213 (emit_insn_before_noloc): Handle debug insns.
2214 (emit_jump_insn_before_noloc): Likewise.
2215 (emit_call_insn_before_noloc): Likewise.
2216 (emit_debug_insn_before_noloc): New.
2217 (emit_insn_after_noloc): Handle debug insns.
2218 (emit_jump_insn_after_noloc): Likewise.
2219 (emit_call_insn_after_noloc): Likewise.
2220 (emit_debug_insn_after_noloc): Likewise.
2221 (emit_insn_after): Take loc from earlier non-debug insn.
2222 (emit_jump_insn_after): Likewise.
2223 (emit_call_insn_after): Likewise.
2224 (emit_debug_insn_after_setloc): New.
2225 (emit_debug_insn_after): New.
2226 (emit_insn_before): Take loc from later non-debug insn.
2227 (emit_jump_insn_before): Likewise.
2228 (emit_call_insn_before): Likewise.
2229 (emit_debug_insn_before_setloc): New.
2230 (emit_debug_insn_before): New.
2231 (emit_insn): Handle debug insns.
2232 (emit_debug_insn): New.
2233 (emit_jump_insn): Handle debug insns.
2234 (emit_call_insn): Likewise.
2236 (init_emit): Take min-nondebug-insn-uid into account.
2237 Initialize cur_debug_insn_uid.
2238 (emit_copy_of_insn_after): Handle debug insns.
2239 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
2240 location of single rhs in place.
2241 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
2242 (floor_sdiv_adjust): New.
2243 (cell_sdiv_adjust): New.
2244 (cell_udiv_adjust): New.
2245 (round_sdiv_adjust): New.
2246 (round_udiv_adjust): New.
2247 (wrap_constant): Moved from cselib.
2248 (unwrap_constant): New.
2249 (expand_debug_expr): New.
2250 (expand_debug_locations): New.
2251 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
2253 (gimple_expand_cfg): Expand debug locations.
2254 * cselib.c: Include tree-pass.h.
2255 (struct expand_value_data): New.
2256 (cselib_record_sets_hook): New.
2257 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
2258 (cselib_clear_table): Move, and implemnet in terms of...
2259 (cselib_reset_table_with_next_value): ... this.
2260 (cselib_get_next_unknown_value): New.
2261 (discard_useless_locs): Don't discard preserved values.
2262 (cselib_preserve_value): New.
2263 (cselib_preserved_value_p): New.
2264 (cselib_preserve_definitely): New.
2265 (cselib_clear_preserve): New.
2266 (cselib_preserve_only_values): New.
2267 (new_cselib_val): Take rtx argument. Dump it in details.
2268 (cselib_lookup_mem): Adjust.
2269 (expand_loc): Take regs_active in struct. Adjust. Silence
2270 dumps unless details are requested.
2271 (cselib_expand_value_rtx_cb): New.
2272 (cselib_expand_value_rtx): Rename and reimplment in terms of...
2273 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
2274 without details. Copy more subregs. Try to resolve values
2275 using a callback. Wrap constants.
2276 (cselib_subst_to_values): Adjust.
2277 (cselib_log_lookup): New.
2278 (cselib_lookup): Call it.
2279 (cselib_invalidate_regno): Don't count preserved values as useless.
2280 (cselib_invalidate_mem): Likewise.
2281 (cselib_record_set): Likewise.
2282 (struct set): Renamed to cselib_set, moved to cselib.h.
2283 (cselib_record_sets): Adjust. Call hook.
2284 (cselib_process_insn): Reset table when it would be cleared.
2285 (dump_cselib_val): New.
2286 (dump_cselib_table): New.
2287 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
2288 (remove_forwarder_block): Support moving debug stmts.
2289 * cselib.h (cselib_record_sets_hook): Declare.
2290 (cselib_expand_callback): New type.
2291 (cselib_expand_value_rtx_cb): Declare.
2292 (cselib_reset_table_with_next_value): Declare.
2293 (cselib_get_next_unknown_value): Declare.
2294 (cselib_preserve_value): Declare.
2295 (cselib_preserved_value_p): Declare.
2296 (cselib_preserve_only_values): Declare.
2297 (dump_cselib_table): Declare.
2298 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
2299 (try_crossjump_to_edge): Likewise.
2300 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
2301 dominated blocks when debug stmts are present.
2302 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
2303 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
2304 (set_var_live_on_entry): Likewise.
2305 * loop-invariant.c (find_invariants_bb): Skip debug insns.
2306 * cfglayout.c (curr_location, last_location): Make static.
2307 (set_curr_insn_source_location): Don't avoid bouncing.
2308 (get_curr_insn_source_location): New.
2309 (get_curr_insn_block): New.
2310 (duplicate_insn_chain): Handle debug insns.
2311 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
2313 * common.opt (fcompare-debug): Move to sort order.
2314 (fdump-unnumbered-links): Likewise.
2315 (fvar-tracking-assignments): New.
2316 (fvar-tracking-assignments-toggle): New.
2317 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
2318 because of debug stmts.
2319 (mark_stmt_if_obviously_necessary): Mark debug stmts.
2320 (eliminate_unnecessary_stmts): Walk dominated blocks before
2322 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
2323 * ira.c (memref_used_between_p): Skip debug insns.
2324 (update_equiv_regs): Likewise.
2325 * sched-deps.c (sd_lists_size): Accept empty list.
2326 (sd_init_insn): Mark debug insns.
2327 (sd_finish_insn): Unmark them.
2328 (sd_add_dep): Reject non-debug deps on debug insns.
2329 (fixup_sched_groups): Give debug insns group treatment.
2331 (sched_analyze_reg): Don't mark debug insns for sched before call.
2332 (sched_analyze_2): Handle debug insns.
2333 (sched_analyze_insn): Compute next non-debug insn. Handle debug
2335 (deps_analyze_insn): Handle debug insns.
2336 (deps_start_bb): Skip debug insns.
2337 (init_deps): Initialize last_debug_insn.
2338 * tree-ssa.c (target_for_debug_bind): New.
2339 (find_released_ssa_name): New.
2340 (propagate_var_def_into_debug_stmts): New.
2341 (propagate_defs_into_debug_stmts): New.
2342 (verify_ssa): Skip debug bind stmts without values.
2343 (warn_uninialized_vars): Skip debug stmts.
2344 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
2345 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
2346 (rtx_equal_p): Likewise.
2347 * ira-costs.c (scan_one_insn): Skip debug insns.
2348 (process_bb_node_for_hard_reg_moves): Likewise.
2349 * rtl.h (DEBUG_INSN_P): New.
2350 (NONDEBUG_INSN_P): New.
2351 (MAY_HAVE_DEBUG_INSNS): New.
2352 (INSN_P): Accept debug insns.
2353 (RTX_FRAME_RELATED_P): Likewise.
2354 (INSN_DELETED_P): Likewise
2355 (PAT_VAR_LOCATION_DECL): New.
2356 (PAT_VAR_LOCATION_LOC): New.
2357 (PAT_VAR_OCATION_STATUS): New.
2358 (NOTE_VAR_LOCATION_DECL): Reimplement.
2359 (NOTE_VAR_LOCATION_LOC): Likewise.
2360 (NOTE_VAR_LOCATION_STATUS): Likewise.
2361 (INSN_VAR_LOCATION): New.
2362 (INSN_VAR_LOCATION_DECL): New.
2363 (INSN_VAR_LOCATION_LOC): New.
2364 (INSN_VAR_LOCATION_STATUS): New.
2365 (gen_rtx_UNKNOWN_VAR_LOC): New.
2366 (VAR_LOC_UNKNOWN_P): New.
2367 (NOTE_DURING_CALL_P): New.
2368 (SCHED_GROUP_P): Accept debug insns.
2369 (emit_debug_insn_before): Declare.
2370 (emit_debug_insn_before_noloc): Declare.
2371 (emit_debug_insn_beore_setloc): Declare.
2372 (emit_debug_insn_after): Declare.
2373 (emit_debug_insn_after_noloc): Declare.
2374 (emit_debug_insn_after_setloc): Declare.
2375 (emit_debug_insn): Declare.
2376 (make_debug_insn_raw): Declare.
2377 (prev_nondebug_insn): Declare.
2378 (next_nondebug_insn): Declare.
2379 (delegitimize_mem_from_attrs): Declare.
2380 (get_max_insn_count): Declare.
2381 (wrap_constant): Declare.
2382 (unwrap_constant): Declare.
2383 (get_curr_insn_source_location): Declare.
2384 (get_curr_insn_block): Declare.
2385 * tree-inline.c (insert_debug_decl_map): New.
2386 (processing_debug_stmt): New.
2387 (remap_decl): Don't create new mappings in debug stmts.
2388 (remap_gimple_op_r): Don't add references in debug stmts.
2389 (copy_tree_body_r): Likewise.
2390 (remap_gimple_stmt): Handle debug bind stmts.
2391 (copy_bb): Skip debug stmts.
2392 (copy_edges_for_bb): Likewise.
2393 (copy_debug_stmt): New.
2394 (copy_debug_stmts): New.
2395 (copy_body): Copy debug stmts at the end.
2396 (insert_init_debug_bind): New.
2397 (insert_init_stmt): Take id. Skip and emit debug stmts.
2398 (setup_one_parameter): Remap variable earlier, register debug mapping.
2399 (estimate_num_insns): Skip debug stmts.
2400 (expand_call_inline): Preserve debug_map.
2401 (optimize_inline_calls): Check for no debug_stmts left-overs.
2402 (unsave_expr_now): Preserve debug_map.
2403 (copy_gimple_seq_and_replace_locals): Likewise.
2404 (tree_function_versioning): Check for no debug_stmts left-overs.
2405 Init and destroy debug_map as needed. Split edges unconditionally.
2406 (build_duplicate_type): Init and destroy debug_map as needed.
2407 * tree-inline.h: Include gimple.h instead of pointer-set.h.
2408 (struct copy_body_data): Add debug_stmts and debug_map.
2409 * sched-int.h (struct ready_list): Add n_debug.
2410 (struct deps): Add last_debug_insn.
2411 (DEBUG_INSN_SCHED_P): New.
2412 (BOUNDARY_DEBUG_INSN_P): New.
2413 (SCHEDULE_DEBUG_INSN_P): New.
2414 (sd_iterator_cond): Accept empty list.
2415 * combine.c (create_log_links): Skip debug insns.
2416 (combine_instructions): Likewise.
2417 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
2418 return value is always unshared.
2419 (struct rtx_subst_pair): New.
2420 (auto_adjust_pair): New.
2421 (propagate_for_debug_subst): New.
2422 (propagate_for_debug): New.
2423 (try_combine): Skip debug insns. Propagate removed defs into
2425 (next_nonnote_nondebug_insn): New.
2426 (distribute_notes): Use it. Skip debug insns.
2427 (distribute_links): Skip debug insns.
2428 * tree-outof-ssa.c (set_location_for_edge): Likewise.
2429 * resource.c (mark_target_live_regs): Likewise.
2430 * var-tracking.c: Include cselib.h and target.h.
2431 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
2433 (micro_operation_type_name): New.
2434 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
2435 (struct micro_operation_def): Update comments.
2436 (decl_or_value): New type. Use instead of decls.
2437 (struct emit_note_data_def): Add vars.
2438 (struct attrs_def): Use decl_or_value.
2439 (struct variable_tracking_info_def): Add permp, flooded.
2440 (struct location_chain_def): Update comment.
2441 (struct variable_part_def): Use decl_or_value.
2442 (struct variable_def): Make var_part a variable length array.
2444 (scratch_regs): New.
2445 (cselib_hook_called): New.
2446 (dv_is_decl_p): New.
2447 (dv_is_value_p): New.
2450 (dv_as_opaque): New.
2451 (dv_onepart_p): New.
2453 (IS_DECL_CODE): New.
2454 (check_value_is_not_decl): New.
2455 (dv_from_decl): New.
2456 (dv_from_value): New.
2457 (dv_htab_hash): New.
2458 (variable_htab_hash): Use it.
2459 (variable_htab_eq): Support values.
2460 (variable_htab_free): Free from the right pool.
2461 (attrs_list_member, attrs_list_insert): Use decl_or_value.
2462 (attrs_list_union): Adjust.
2463 (attrs_list_mpdv_union): New.
2464 (tie_break_pointers): New.
2465 (canon_value_cmp): New.
2466 (unshare_variable): Return possibly-modified slot.
2467 (vars_copy_1): Adjust.
2468 (var_reg_decl_set): Adjust. Split out of...
2469 (var_reg_set): ... this.
2470 (get_init_value): Adjust.
2471 (var_reg_delete_and_set): Adjust.
2472 (var_reg_delete): Adjust.
2473 (var_regno_delete): Adjust.
2474 (var_mem_decl_set): Split out of...
2475 (var_mem_set): ... this.
2476 (var_mem_delete_and_set): Adjust.
2477 (var_mem_delete): Adjust.
2481 (variable_union): Adjust. Speed up merge of 1-part vars.
2482 (variable_canonicalize): Use unshared slot.
2483 (VALUED_RECURSED_INTO): New.
2484 (find_loc_in_1pdv): New.
2485 (struct dfset_merge): New.
2486 (insert_into_intersection): New.
2487 (intersect_loc_chains): New.
2489 (canonicalize_loc_order_check): New.
2490 (canonicalize_values_mark): New.
2491 (canonicalize_values_star): New.
2492 (variable_merge_over_cur): New.
2493 (variable_merge_over_src): New.
2494 (dataflow_set_merge): New.
2495 (dataflow_set_equiv_regs): New.
2496 (remove_duplicate_values): New.
2497 (struct dfset_post_merge): New.
2498 (variable_post_merge_new_vals): New.
2499 (variable_post_merge_perm_vals): New.
2500 (dataflow_post_merge_adjust): New.
2501 (find_mem_expr_in_1pdv): New.
2502 (dataflow_set_preserve_mem_locs): New.
2503 (dataflow_set_remove_mem_locs): New.
2504 (dataflow_set_clear_at_call): New.
2505 (onepart_variable_different_p): New.
2506 (variable_different_p): Use it.
2507 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
2508 (track_expr_p): Add need_rtl parameter. Don't generate rtl
2510 (track_loc_p): Pass it true.
2511 (struct count_use_info): New.
2512 (find_use_val): New.
2513 (replace_expr_with_values): New.
2515 (use_type): New, partially split out of...
2516 (count_uses): ... this. Count new micro-ops.
2517 (count_uses_1): Adjust.
2518 (count_stores): Adjust.
2519 (count_with_sets): New.
2520 (VAL_NEEDS_RESOLUTION): New.
2521 (VAL_HOLDS_TRACK_EXPR): New.
2522 (VAL_EXPR_IS_COPIED): New.
2523 (VAL_EXPR_IS_CLOBBERED): New.
2524 (add_uses): Adjust. Generate new micro-ops.
2525 (add_uses_1): Adjust.
2526 (add_stores): Generate new micro-ops.
2527 (add_with_sets): New.
2528 (find_src_status): Adjust.
2529 (find_src_set_src): Adjust.
2530 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
2531 Handle new micro-ops. Canonicalize value equivalances.
2532 (vt_find_locations): Compute total size of hash tables for
2533 dumping. Perform merge for var-tracking-assignments. Don't
2534 disregard single-block loops.
2535 (dump_attrs_list): Handle decl_or_value.
2536 (dump_variable): Take variable. Deal with decl_or_value.
2537 (dump_variable_slot): New.
2538 (dump_vars): Use it.
2539 (dump_dataflow_sets): Adjust.
2540 (set_slot_part): New, extended to support one-part variables
2541 after splitting out of...
2542 (set_variable_part): ... this.
2543 (clobber_slot_part): New, split out of...
2544 (clobber_variable_part): ... this.
2545 (delete_slot_part): New, split out of...
2546 (delete_variable_part): .... this.
2547 (check_wrap_constant): New.
2548 (vt_expand_loc_callback): New.
2549 (vt_expand_loc): New.
2550 (emit_note_insn_var_location): Adjust. Handle values. Handle
2551 EMIT_NOTE_AFTER_CALL_INSN.
2552 (emit_notes_for_differences_1): Adjust. Handle values.
2553 (emit_notes_for_differences_2): Likewise.
2554 (emit_notes_for_differences): Adjust.
2555 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
2556 Adjust. Handle new micro-ops.
2557 (vt_add_function_parameters): Adjust. Create and bind values.
2558 (vt_initialize): Adjust. Initialize scratch_regs and
2559 valvar_pool, flooded and perm.. Initialize and use cselib. Log
2560 operations. Move some code to count_with_sets and add_with_sets.
2561 (delete_debug_insns): New.
2562 (vt_debug_insns_local): New.
2563 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
2565 (var_tracking_main): If var-tracking-assignments is enabled
2566 but var-tracking isn't, delete debug insns and leave. Likewise
2567 if we exceed limits or fail the stack adjustments tests, and
2568 after all var-tracking processing.
2569 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
2570 (dataflow_set): Add traversed_vars.
2571 (value_chain, const_value_chain): New typedefs.
2572 (value_chain_pool, value_chains): New variables.
2573 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
2574 add_value_chains, add_cselib_value_chains, remove_value_chain,
2575 remove_value_chains, remove_cselib_value_chains): New functions.
2576 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
2577 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
2579 (shared_hash_find_slot_unshare, shared_hash_find_slot,
2580 shared_hash_find_slot_noinsert, shared_hash_find): Update.
2581 (dst_can_be_shared): New variable.
2582 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
2583 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
2584 different from set->vars, look up slot again instead of using the
2586 (dataflow_set_init): Initialize traversed_vars.
2587 (variable_union): Use shared_hash_*. Use initially NO_INSERT
2588 lookup if set->vars is shared. Don't keep slot cleared before
2589 calling unshare_variable. Unshare set->vars if needed. Adjust
2590 unshare_variable callers. Clear dst_can_be_shared if needed.
2591 Even ->refcount == 1 vars must be unshared if set->vars is shared
2592 and var needs to be modified.
2593 (dataflow_set_union): Set traversed_vars during canonicalization.
2594 (VALUE_CHANGED, DECL_CHANGED): Define.
2595 (set_dv_changed, dv_changed_p): New static inlines.
2596 (track_expr_p): Clear DECL_CHANGED.
2597 (dump_dataflow_sets): Set it.
2598 (variable_was_changed): Call set_dv_changed.
2599 (emit_note_insn_var_location): Likewise.
2600 (changed_variables_stack): New variable.
2601 (check_changed_vars_1, check_changed_vars_2): New functions.
2602 (emit_notes_for_changes): Do nothing if changed_variables is
2603 empty. Traverse changed_variables with check_changed_vars_1,
2604 call check_changed_vars_2 on each changed_variables_stack entry.
2605 (emit_notes_in_bb): Add SET argument. Just clear it at the
2606 beginning, use it instead of local &set, don't destroy it at the end.
2607 (vt_emit_notes): Call dataflow_set_clear early on all
2608 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
2609 computed set, dataflow_set_clear also VTI(bb)->in when we are
2610 done with the basic block. Initialize changed_variables_stack,
2611 free it afterwards. If ENABLE_CHECKING verify that after noting
2612 differences to an empty set value_chains hash table is empty.
2613 (vt_initialize): Initialize value_chains and value_chain_pool.
2614 (vt_finalize): Delete value_chains htab, free value_chain_pool.
2615 (variable_tracking_main): Call dump_dataflow_sets before calling
2616 vt_emit_notes, not after it.
2617 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
2618 (propagate_var_def_into_debug_stmts): Declare.
2619 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
2620 (df_set_note): Reject debug insns.
2621 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
2622 add notes to debug insns.
2623 (df_note_bb_compute): Adjust. Likewise.
2624 (df_simulate_uses): Skip debug insns.
2625 (df_simulate_initialize_backwards): Likewise.
2626 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
2627 (subst_stack_regs_pat): Reject debug insns.
2628 (convert_regs_1): Handle debug insns.
2629 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
2630 (print-rtl.o): Depend on cselib.h.
2631 (cselib.o): Depend on TREE_PASS_H.
2632 (var-tracking.o): Depend on cselib.h and TARGET_H.
2633 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
2634 (init_ready_list): Skip boundary debug insns.
2635 (add_branch_dependences): Skip debug insns.
2636 (free_block_dependencies): Check for blocks with only debug insns.
2637 (compute_priorities): Likewise.
2638 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
2639 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
2641 (gimple_build_debug_bind_stat): New.
2642 (empty_body_p): Skip debug stmts.
2643 (gimple_has_side_effects): Likewise.
2644 (gimple_rhs_has_side_effects): Likewise.
2645 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
2646 (gimple_build_debug_bind_stat): Declare.
2647 (gimple_build_debug_bind): Define.
2648 (is_gimple_debug): New.
2649 (gimple_debug_bind_p): New.
2650 (gimple_debug_bind_get_var): New.
2651 (gimple_debug_bind_get_value): New.
2652 (gimple_debug_bind_get_value_ptr): New.
2653 (gimple_debug_bind_set_var): New.
2654 (gimple_debug_bind_set_value): New.
2655 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
2656 (gimple_debug_bind_reset_value): New.
2657 (gimple_debug_bind_has_value_p): New.
2658 (gsi_next_nondebug): New.
2659 (gsi_prev_nondebug): New.
2660 (gsi_start_nondebug_bb): New.
2661 (gsi_last_nondebug_bb): New.
2662 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
2663 (print_insn): Handle DEBUG_INSN.
2664 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
2665 of first insn prevail.
2666 (first_stmt): Skip debug stmts.
2667 (first_non_label_stmt): Likewise.
2668 (last_stmt): Likewise.
2669 (has_zero_uses_1): New.
2670 (single_imm_use_1): New.
2671 (verify_gimple_debug): New.
2672 (verify_types_in_gimple_stmt): Handle debug stmts.
2673 (verify_stmt): Likewise.
2674 (debug_loop_num): Skip debug stmts.
2675 (remove_edge_and_dominated_blocks): Remove dominators last.
2676 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
2677 (linearize_expr): Likewise.
2678 * config/i386/i386.c (ix86_delegitimize_address): Call
2679 default implementation.
2680 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
2681 (group_barrier_needed): Skip debug insns.
2682 (emit_insn_group_barriers): Likewise.
2683 (emit_all_insn_group_barriers): Likewise.
2684 (ia64_variable_issue): Handle debug insns.
2685 (ia64_dfa_new_cycle): Likewise.
2686 (final_emit_insn_group_barriers): Skip debug insns.
2687 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
2688 def cfa without frame.
2689 (process_set): Likewise.
2690 (process_for_unwind_directive): Pass frame on.
2691 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2692 (rs6000_delegitimize_address): New.
2693 (rs6000_debug_adjust_cost): Handle debug insns.
2694 (is_microcoded_insn): Likewise.
2695 (is_cracked_insn): Likewise.
2696 (is_nonpipeline_insn): Likewise.
2697 (insn_must_be_first_in_group): Likewise.
2698 (insn_must_be_last_in_group): Likewise.
2699 (force_new_group): Likewise.
2700 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
2701 contains only debug insns.
2702 (rtl_merge_blocks): Skip debug insns.
2703 (purge_dead_edges): Likewise.
2704 (rtl_block_ends_with_call_p): Skip debug insns.
2705 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
2706 (mark_reg_dependencies): Skip debug insns.
2707 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
2708 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
2709 * tree-ssa-threadedge.c
2710 (record_temporary_equivalences_from_stmts): Skip debug stmts.
2711 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
2712 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
2713 (copyprop_hardreg_forward_1): Handle debug insns.
2714 * reload1.c (reload): Skip debug insns. Replace unassigned
2715 pseudos in debug insns with their equivalences.
2716 (eliminate_regs_in_insn): Skip debug insns.
2717 (emit_input_reload_insns): Skip debug insns at first, adjust
2719 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
2720 (get_indirect_ref_operands): Pass opf_no_vops on.
2721 (get_expr_operands): Likewise. Skip debug stmts.
2722 (parse_ssa_operands): Scan debug insns with opf_no_vops.
2724 2009-09-01 Richard Henderson <rth@redhat.com>
2726 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
2727 stmt_ends_pp_p statements at least once.
2728 * tree-vrp.c (vrp_initialize): Likewise.
2729 (vrp_visit_stmt): Be prepared for non-interesting stmts.
2731 2009-09-01 Dodji Seketeli <dodji@redhat.com>
2734 Fix AIX bootstrap after PR debug/30161
2735 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
2736 that is a GNU extension.
2737 (tmpl_value_parm_die_table): Move the definition of this global
2738 outside #ifdef DWARF2_DEBUGGING_INFO region.
2740 2009-09-01 Richard Guenther <rguenther@suse.de>
2742 * tree.c (tree_expr_size): New function.
2743 * tree.h (tree_expr_size): Declare.
2744 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
2745 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
2746 * langhooks.c (lhd_expr_size): Remove.
2747 * langhooks.h (struct lang_hooks): Remove expr_size.
2748 * explow.c (expr_size): Use tree_expr_size.
2749 (int_expr_size): Likewise.
2750 * langhooks-def.h (lhd_expr_size): Remove.
2751 (LANG_HOOKS_EXPR_SIZE): Likewise.
2752 (LANG_HOOKS_INITIALIZER): Adjust.
2754 2009-09-01 Richard Guenther <rguenther@suse.de>
2756 * tree-flow.h (mark_addressable): Move declaration ...
2757 * tree.h (mark_addressable): ... here.
2758 * stmt.c (expand_asm_operands): Use mark_addressable, not
2759 lang_hooks.mark_addressable.
2760 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2761 LANG_HOOKS_MARK_ADDRESSABLE.
2762 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
2763 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
2765 2009-08-31 Chris Demetriou <cgd@google.com>
2767 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
2768 vectorize if not TARGET_SSE2.
2770 2009-08-31 DJ Delorie <dj@redhat.com>
2772 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
2773 registers if no coprocessor is enabled.
2775 2009-08-31 Dodji Seketeli <dodji@redhat.com>
2778 * cgraph.h (cgraph_get_node): Declare ...
2779 * cgraph.c (cgraph_get_node): ... new function.
2780 * dwarf2out.c (gen_generic_params_dies,
2781 generic_parameter_die, tree_add_const_value_attribute_for_decl,
2782 make_ith_pack_parameter_name,
2783 append_entry_to_tmpl_value_parm_die_table,
2784 gen_remaining_tmpl_value_param_die_attribute): New functions.
2785 (gen_subprogram_die): Generate debug info for template parameters
2786 if debug info level is higher than DINFO_LEVEL_TERSE.
2787 Use tree_add_const_value_attribute_for_decl instead of
2788 tree_add_const_value_attribute.
2789 (gen_const_die): Use tree_add_const_value_attribute_for_decl
2790 instead of tree_add_const_value_attribute.
2791 (gen_struct_or_union_type_die): Generate debug
2792 info for template parameters if debug info level is higher than
2794 (tree_add_const_value_attribute): Handle integral and pointer
2795 constants. Update comment.
2796 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
2797 (dwarf_attr_name): Support DW_AT_GNU_template_name.
2798 (reference_to_unused): Fix thinko. Remove redundant predicates from
2800 (tree_add_const_value_attribute): Make this work for constant
2802 tree_add_const_value_attribute_for_decl is to be used for variable
2804 (add_location_or_const_value_attribute): Use
2805 tree_add_const_value_attribute_for_decl now.
2806 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
2807 DW_TAG_template_value_param DIEs after function DIEs have been
2809 * langhooks.h (lang_hooks_for_types): Add
2810 get_argument_pack_elems.
2811 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
2812 (lang_hooks): Added get_innermost_generic_parms,
2813 get_innermost_generic_args.
2814 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
2815 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
2816 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
2817 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
2819 2009-08-31 DJ Delorie <dj@redhat.com>
2821 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
2822 it once we start generating the prologue or epilogue.
2823 (mep_call_saves_register): If the frame is locked, re-use
2825 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
2826 (mep_expand_prologue): Call it.
2827 (mep_expand_epilogue): Likewise.
2828 (mep_start_function): Use the same logic as mep_expand_prologue.
2829 (mep_pass_by_reference): Make logic more readable.
2830 (mep_return_in_memory): Zero-sized objects are passed in memory.
2831 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
2833 2009-08-31 Richard Guenther <rguenther@suse.de>
2835 * builtins.c (fold_builtin_memory_op): Use the alias oracle
2836 to query if the memory regions for memmove overlap.
2837 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
2838 asserts on pointers, instead deal with odd trees.
2839 (ptr_derefs_may_alias_p): Likewise.
2840 (refs_may_alias_p_1): Constructor bases also never alias.
2842 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
2844 * doc/install.texi (Final install): Adjust reference on where to
2845 order printed manuals.
2847 2009-08-30 Olivier Hainque <hainque@adacore.com>
2849 * dwarf2out.c (switch_to_frame_table_section): Move
2850 definition prior to first use.
2852 2009-08-30 Richard Guenther <rguenther@suse.de>
2854 PR tree-optimization/41186
2855 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
2856 (ao_ref_init_from_ptr_and_size): New function.
2857 (ref_maybe_used_by_call_p_1): Be more precise tracking
2858 used ranges for builtin functions.
2859 (ref_maybe_used_by_call_p): Adjust.
2860 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
2861 ranges for builtin functions.
2862 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
2864 2009-08-30 Alan Modra <amodra@bigpond.net.au>
2867 * fwprop.c (get_reg_use_in): Delete.
2868 (free_load_extend): New function.
2869 (forward_propagate_subreg): Use it.
2871 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
2873 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
2875 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
2878 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
2881 2009-08-29 Douglas B Rupp <rupp@gnat.com>
2883 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
2884 fini or fini_array section.
2886 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2888 * graphite-dependences.c (graphite_legal_transform_bb): Call
2889 pbb_remove_duplicate_pdrs.
2890 * graphite-poly.c (can_collapse_pdr): Removed.
2891 (pdr_find_duplicate): Removed.
2892 (can_collapse_pdrs): New.
2893 (pbb_remove_duplicate_pdrs): New.
2894 (new_poly_dr): Do not look for duplicates.
2895 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
2896 (PBB_PDR_DUPLICATES_REMOVED): New.
2897 (pbb_remove_duplicate_pdrs): Declared.
2899 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2901 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
2902 the strides by multiplying by PDR_NB_REFS.
2903 * graphite-poly.c (can_collapse_pdr): New.
2904 (pdr_find_duplicate): New.
2905 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
2906 Initialize PDR_NB_REFS.
2907 * graphite-poly.h (struct poly_dr): Add field nb_refs.
2909 (new_poly_dr): Number of subscripts is a graphite_dim_t.
2911 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2914 * graphite-poly.c (apply_poly_transforms): Remove legality test before
2917 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2919 * graphite-dependences.c (pddr_original_scattering): Return NULL
2920 for read-read dependence relations.
2921 * graphite-poly.h (enum poly_dr_type): Fix comment.
2924 (pdr_may_write_p): New.
2926 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2928 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
2929 (struct poly_dr): Same.
2930 (new_poly_dr): Same.
2931 * graphite-poly.c (new_poly_dr): Same.
2932 * graphite-dependences.c (dot_deps): Disable call to system.
2934 2009-08-28 Cary Coutant <ccoutant@google.com>
2937 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
2938 struct/union/enum types local to a function.
2940 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2941 Sebastian Pop <sebastian.pop@amd.com>
2943 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
2944 pbb_strip_mine_time_depth. Changed the implementation so that
2945 transformation is expressed as a transformation on
2946 time (scatttering) dimensions. Also, ensures that the 2d+1
2947 scheduling format is preserved.
2948 (pbb_strip_mine_profitable_p): Profitability is based on the
2949 iteration number of a given time (scattering) dimension,
2950 and not on a original loop depth dimension.
2951 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
2952 (pbb_do_strip_mine): Call psct_dynamic_dim.
2953 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
2954 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
2955 (pbb_nb_dynamic_scattering_transform): New.
2956 (psct_dynamic_dim): New.
2958 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2960 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
2961 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
2962 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
2963 * graphite-interchange.c (build_linearized_memory_access): Same.
2964 (memory_stride_in_loop): Same.
2966 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2968 * graphite-dependences.c (pddr_original_scattering): New.
2969 (graphite_legal_transform_dr): Call pddr_original_scattering.
2972 * graphite-dependences.h (dot_deps): Declared.
2973 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
2974 (print_pdr): Print PDR_ID.
2975 * graphite-poly.h (struct poly_dr): Add field id.
2978 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
2980 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2982 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
2983 not delete the original dependence relation.
2985 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2987 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
2988 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
2989 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
2990 (free_poly_ddr): New.
2991 (pddr_is_empty): New.
2992 (dependence_polyhedron_1): Now returns a poly_ddr_p.
2993 (dependence_polyhedron): Same. Remove useless gcc_assert.
2995 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
2996 (graphite_carried_dependence_level_k): Call pddr_is_empty.
2997 * graphite-dependences.h (enum poly_dependence_kind): New.
2998 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
2999 (PDRP_SOURCE): Renamed PDDR_SOURCE.
3000 (PDRP_SINK): Renamed PDDR_SINK.
3001 (PDRP_DDP): Renamed PDDR_DDP.
3003 (free_poly_ddr): Declared.
3004 * graphite-poly.c (new_scop): Use the new hash function names.
3005 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
3006 into original_pddrs.
3007 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
3009 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3011 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
3012 bounds with LT_EXPR to make niter analysis more precise on code
3013 generated by Graphite.
3015 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3017 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
3018 (graphite_legal_transform_bb): Same.
3019 (poly_drs_may_alias_p): Same.
3021 2009-08-28 Richard Guenther <rguenther@suse.de>
3023 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
3025 2009-08-28 Jan Beulich <jbeulich@novell.com>
3027 * config/i386/netware.c: Include langhooks.h.
3028 (i386_nlm_encode_section_info): Simplify.
3029 (netware_override_options): Delete.
3030 * config/i386/netware.h (netware_override_options): Delete
3032 (OVERRIDE_OPTIONS): Delete definition.
3033 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3034 (ASM_COMMENT_START): Define.
3035 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
3037 2009-08-28 Jan Beulich <jbeulich@novell.com>
3039 * configure.ac: For in-tree ld, do a plain version check to
3040 determine whether comdat groups are supported.
3041 * configure: Regenerate.
3043 2009-08-28 Olivier Hainque <hainque@adacore.com>
3045 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
3046 always defined. Reflect definition or absence of such for
3047 COLLECT_EXPORT_LIST. Readability helper.
3048 (scanfilter): New enum, to help control what symbols
3049 are to be considered or ignored by scan_prog_file.
3050 (enum pass): Rename as "scanpass", moved together with scanfilter
3051 prior to scan_prog_file's prototype.
3052 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
3053 Group prototype with the scanpass/scanfilter definitions, factorize
3054 head comments for the several implementations at the prototype.
3055 (main): Reorganize the first pass link control to let AIX
3056 drag only the needed frame tables in executables. Prevent
3057 frame tables collection during the scan aimed at static ctors.
3058 Pre-link and scan for frame tables later to compensate.
3059 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
3060 A C statement to issue assembly directives that create a reference
3061 to the given DWARF table identifier label from the current function
3063 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
3064 to differentiate first time section entry. Only emit a .data
3065 tables start identifier label the first time around.
3066 (switch_to_frame_table_section): New function. Helper for
3067 output_call_frame_info to switch possibly BACK into the eh_frame
3068 or the debug_frame section depending on FOR_EH.
3069 (output_call_frame_info): Use helper to first enter the proper
3071 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
3072 emit a link to the frame table start label from each function
3074 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3075 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
3076 * config/rs6000/rs6000-protos.h: Declare it.
3077 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
3079 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3081 * config/sh/sh.c (split_branches): Check the result of
3084 2009-08-27 Steve Ellcey <sje@cup.hp.com>
3086 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
3087 using -pthread -fopenmp
3089 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
3091 * doc/service.texi (service directory): Update URL.
3093 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
3095 PR rtl-optimization/40861
3096 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
3097 extract word from a multi-word subreg for negative byte positions.
3099 2009-08-27 Tristan Gingold <gingold@adacore.com>
3100 Douglas B Rupp <rupp@gnat.com>
3102 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
3103 (SECTION_VMS_OVERLAY): Define.
3104 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
3106 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
3108 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
3109 common_object declarations.
3110 (ia64_section_type_flags): Set section flag for common_object.
3111 * config/ia64/ia64-protos.h
3112 (ia64_vms_output_aligned_decl_common): Declare.
3113 (ia64_vms_elf_asm_named_section): Declare.
3115 2009-08-27 Michael Matz <matz@suse.de>
3117 * expr.c (expand_expr_real_2): New function taking exploded
3118 unary or binary expression, split out from ...
3119 (expand_expr_real_1): ... here. Move over all unary/binary
3120 switch parts to above function, in particular these codes:
3121 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
3122 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
3123 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
3124 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
3125 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
3126 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
3127 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
3128 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
3129 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
3130 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
3131 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
3132 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
3133 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
3134 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
3135 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
3136 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
3137 VEC_PACK_FIX_TRUNC_EXPR.
3138 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
3141 2009-08-27 Richard Guenther <rguenther@suse.de>
3143 * gengtype.c (main): Handle uint64_t.
3144 * ipa-utils.c (get_base_var): Indent properly.
3145 * tree-ssa-live.c (debug_scope_block): New function.
3146 * tree-flow.h (debug_scope_block): Declare.
3147 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
3148 * basic-block.h (enum profile_status): Rename to
3149 enum profile_status_d.
3150 (x_profile_status): Adjust type.
3152 2009-08-27 Dodji Seketeli <dodji@redhat.com>
3155 * dwarf2out.c (get_context_die): Declare this static function.
3156 (gen_type_die_with_usage): Make sure a DIE is a generated for
3157 the context of a typedef.
3159 2009-08-26 Anatoly Sokolov <aesok@post.ru>
3161 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
3164 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
3166 * config/mips/mips-protos.h (mips_output_sync): Declare.
3167 (mips_sync_loop_insns): Likewise.
3168 (mips_output_sync_loop): Replace first two parameters with an rtx.
3169 * config/mips/mips.c (mips_multi_member): New structure.
3170 (mips_multi_members): New variable.
3171 (mips_multi_start): New function.
3172 (mips_multi_add): Likewise.
3173 (mips_multi_add_insn): Likewise.
3174 (mips_multi_add_label): Likewise.
3175 (mips_multi_last_index): Likewise.
3176 (mips_multi_copy_insn): Likewise.
3177 (mips_multi_set_operand): Likewise.
3178 (mips_multi_write): Likewise.
3179 (mips_print_operand_punctuation): Remove '%|' and '%-'.
3180 (mips_init_print_operand_punct): Update accordingly.
3181 (mips_start_ll_sc_sync_block): New function.
3182 (mips_end_ll_sc_sync_block): Likewise.
3183 (mips_output_sync): Likewise.
3184 (mips_sync_insn1_template): Likewise.
3185 (mips_sync_insn2_template): Likewise.
3186 (mips_get_sync_operand): Likewise.
3187 (mips_process_sync_loop): Likewise.
3188 (mips_output_sync_loop): Use mips_process_sync_loop.
3189 (mips_sync_loop_insns): New function.
3190 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
3191 (MIPS_COMPARE_AND_SWAP_12): Likewise.
3192 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
3193 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
3194 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
3195 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
3196 (MIPS_SYNC_OLD_OP_12): Likewise.
3197 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
3198 (MIPS_SYNC_NEW_OP_12): Likewise.
3199 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
3200 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
3201 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
3202 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
3203 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
3204 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
3205 * config/mips/mips.md (sync_mem): New attribute.
3206 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
3207 (sync_exclusive_mask, sync_required_oldval): Likewise.
3208 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
3209 (sync_release_barrier): Likewise.
3210 (length): Handle sync loops.
3211 (sync): Use mips_output_sync.
3212 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
3213 (sync_compare_and_swap<mode>): Set the new sync_* attributes
3214 and use mips_output_sync_loop.
3215 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
3216 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
3217 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
3218 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
3219 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
3220 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
3221 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
3222 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
3223 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
3225 2009-08-26 Richard Guenther <rguenther@suse.de>
3228 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
3229 the types to not match.
3230 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
3232 * tree-ssa.c (useless_type_conversion_p): Conversions to
3233 pointers to unprototyped functions are useless.
3235 2009-08-26 Richard Guenther <rguenther@suse.de>
3237 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
3238 whole-program condition, prepare to be called for non-globals.
3239 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
3240 params build a representative with known type and track its fields.
3242 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
3244 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
3245 clearing by a taken branch.
3246 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
3247 effectively after bbro pass.
3248 (sync_nand<mode>): Ditto.
3249 (sync_old_<fetchop_name><mode>): Ditto.
3250 (sync_old_nand<mode>): Ditto.
3251 (sync_new_<fetchop_name><mode>): Dito.
3252 (sync_new_nand<mode>): Ditto.
3253 (sync_compare_and_swap<mode>_1): Ditto.
3254 (*sync_compare_and_swap<mode>): Ditto.
3255 (sync_lock_test_and_set<mode>_1): Ditto.
3256 ("sync_lock_test_and_set<mode>): Ditto.
3258 2009-08-25 Douglas B Rupp <rupp@gnat.com>
3260 * hwint.h (HOST_LONG_FORMAT): New macro
3261 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
3262 Use HOST_PTR_PRINTF.
3263 * system.h (HOST_PTR_PRINTF): Resurrect old macro
3264 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
3265 (HOST_PTR_PRINTF): Document.
3267 2009-08-25 Jan Hubicka <jh@suse.cz>
3269 * config/i386/bmmintrin.h: Replace by #error.
3272 Michael Meissner <michael.meissner@amd.com>
3273 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3274 Tony Linthicum <tony.linthicum@amd.com>
3276 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3277 (TARGET_ROUND): New macro for the round/ptest instructions which
3278 are shared between SSE4.1 and SSE5.
3279 (OPTION_MASK_ISA_ROUND): Ditto.
3280 (OPTION_ISA_ROUND): Ditto.
3281 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3282 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3284 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3285 (-mfused-madd): New switch to give users control over whether the
3286 compiler optimizes to use the multiply/add SSE5 instructions.
3288 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
3289 (ix86_handle_option): Turn off 3dnow if -msse5.
3290 (override_options): Add SSE5 support.
3291 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3293 (ix86_expand_sse_movcc): Add SSE5 support.
3294 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3295 vector type to the next largest size.
3296 (ix86_expand_sse5_pack): New function to use pperm to pack a
3297 vector type to the next smallest size.
3298 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3299 (IX86_BUILTIN_FMADDSD): Ditto.
3300 (IX86_BUILTIN_FMADDPS): Ditto.
3301 (IX86_BUILTIN_FMADDPD): Ditto.
3302 (IX86_BUILTIN_FMSUBSS): Ditto.
3303 (IX86_BUILTIN_FMSUBSD): Ditto.
3304 (IX86_BUILTIN_FMSUBPS): Ditto.
3305 (IX86_BUILTIN_FMSUBPD): Ditto.
3306 (IX86_BUILTIN_FNMADDSS): Ditto.
3307 (IX86_BUILTIN_FNMADDSD): Ditto.
3308 (IX86_BUILTIN_FNMADDPS): Ditto.
3309 (IX86_BUILTIN_FNMADDPD): Ditto.
3310 (IX86_BUILTIN_FNMSUBSS): Ditto.
3311 (IX86_BUILTIN_FNMSUBSD): Ditto.
3312 (IX86_BUILTIN_FNMSUBPS): Ditto.
3313 (IX86_BUILTIN_FNMSUBPD): Ditto.
3314 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3315 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3316 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3317 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3318 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
3319 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
3320 (IX86_BUILTIN_PPERM): Ditto.
3321 (IX86_BUILTIN_PERMPS): Ditto.
3322 (IX86_BUILTIN_PERMPD): Ditto.
3323 (IX86_BUILTIN_PMACSSWW): Ditto.
3324 (IX86_BUILTIN_PMACSWW): Ditto.
3325 (IX86_BUILTIN_PMACSSWD): Ditto.
3326 (IX86_BUILTIN_PMACSWD): Ditto.
3327 (IX86_BUILTIN_PMACSSDD): Ditto.
3328 (IX86_BUILTIN_PMACSDD): Ditto.
3329 (IX86_BUILTIN_PMACSSDQL): Ditto.
3330 (IX86_BUILTIN_PMACSSDQH): Ditto.
3331 (IX86_BUILTIN_PMACSDQL): Ditto.
3332 (IX86_BUILTIN_PMACSDQH): Ditto.
3333 (IX86_BUILTIN_PMADCSSWD): Ditto.
3334 (IX86_BUILTIN_PMADCSWD): Ditto.
3335 (IX86_BUILTIN_PHADDBW): Ditto.
3336 (IX86_BUILTIN_PHADDBD): Ditto.
3337 (IX86_BUILTIN_PHADDBQ): Ditto.
3338 (IX86_BUILTIN_PHADDWD): Ditto.
3339 (IX86_BUILTIN_PHADDWQ): Ditto.
3340 (IX86_BUILTIN_PHADDDQ): Ditto.
3341 (IX86_BUILTIN_PHADDUBW): Ditto.
3342 (IX86_BUILTIN_PHADDUBD): Ditto.
3343 (IX86_BUILTIN_PHADDUBQ): Ditto.
3344 (IX86_BUILTIN_PHADDUWD): Ditto.
3345 (IX86_BUILTIN_PHADDUWQ): Ditto.
3346 (IX86_BUILTIN_PHADDUDQ): Ditto.
3347 (IX86_BUILTIN_PHSUBBW): Ditto.
3348 (IX86_BUILTIN_PHSUBWD): Ditto.
3349 (IX86_BUILTIN_PHSUBDQ): Ditto.
3350 (IX86_BUILTIN_PROTB): Ditto.
3351 (IX86_BUILTIN_PROTW): Ditto.
3352 (IX86_BUILTIN_PROTD): Ditto.
3353 (IX86_BUILTIN_PROTQ): Ditto.
3354 (IX86_BUILTIN_PROTB_IMM): Ditto.
3355 (IX86_BUILTIN_PROTW_IMM): Ditto.
3356 (IX86_BUILTIN_PROTD_IMM): Ditto.
3357 (IX86_BUILTIN_PROTQ_IMM): Ditto.
3358 (IX86_BUILTIN_PSHLB): Ditto.
3359 (IX86_BUILTIN_PSHLW): Ditto.
3360 (IX86_BUILTIN_PSHLD): Ditto.
3361 (IX86_BUILTIN_PSHLQ): Ditto.
3362 (IX86_BUILTIN_PSHAB): Ditto.
3363 (IX86_BUILTIN_PSHAW): Ditto.
3364 (IX86_BUILTIN_PSHAD): Ditto.
3365 (IX86_BUILTIN_PSHAQ): Ditto.
3366 (IX86_BUILTIN_FRCZSS): Ditto.
3367 (IX86_BUILTIN_FRCZSD): Ditto.
3368 (IX86_BUILTIN_FRCZPS): Ditto.
3369 (IX86_BUILTIN_FRCZPD): Ditto.
3370 (IX86_BUILTIN_CVTPH2PS): Ditto.
3371 (IX86_BUILTIN_CVTPS2PH): Ditto.
3372 (IX86_BUILTIN_COMEQSS): Ditto.
3373 (IX86_BUILTIN_COMNESS): Ditto.
3374 (IX86_BUILTIN_COMLTSS): Ditto.
3375 (IX86_BUILTIN_COMLESS): Ditto.
3376 (IX86_BUILTIN_COMGTSS): Ditto.
3377 (IX86_BUILTIN_COMGESS): Ditto.
3378 (IX86_BUILTIN_COMUEQSS): Ditto.
3379 (IX86_BUILTIN_COMUNESS): Ditto.
3380 (IX86_BUILTIN_COMULTSS): Ditto.
3381 (IX86_BUILTIN_COMULESS): Ditto.
3382 (IX86_BUILTIN_COMUGTSS): Ditto.
3383 (IX86_BUILTIN_COMUGESS): Ditto.
3384 (IX86_BUILTIN_COMORDSS): Ditto.
3385 (IX86_BUILTIN_COMUNORDSS): Ditto.
3386 (IX86_BUILTIN_COMFALSESS): Ditto.
3387 (IX86_BUILTIN_COMTRUESS): Ditto.
3388 (IX86_BUILTIN_COMEQSD): Ditto.
3389 (IX86_BUILTIN_COMNESD): Ditto.
3390 (IX86_BUILTIN_COMLTSD): Ditto.
3391 (IX86_BUILTIN_COMLESD): Ditto.
3392 (IX86_BUILTIN_COMGTSD): Ditto.
3393 (IX86_BUILTIN_COMGESD): Ditto.
3394 (IX86_BUILTIN_COMUEQSD): Ditto.
3395 (IX86_BUILTIN_COMUNESD): Ditto.
3396 (IX86_BUILTIN_COMULTSD): Ditto.
3397 (IX86_BUILTIN_COMULESD): Ditto.
3398 (IX86_BUILTIN_COMUGTSD): Ditto.
3399 (IX86_BUILTIN_COMUGESD): Ditto.
3400 (IX86_BUILTIN_COMORDSD): Ditto.
3401 (IX86_BUILTIN_COMUNORDSD): Ditto.
3402 (IX86_BUILTIN_COMFALSESD): Ditto.
3403 (IX86_BUILTIN_COMTRUESD): Ditto.
3404 (IX86_BUILTIN_COMEQPS): Ditto.
3405 (IX86_BUILTIN_COMNEPS): Ditto.
3406 (IX86_BUILTIN_COMLTPS): Ditto.
3407 (IX86_BUILTIN_COMLEPS): Ditto.
3408 (IX86_BUILTIN_COMGTPS): Ditto.
3409 (IX86_BUILTIN_COMGEPS): Ditto.
3410 (IX86_BUILTIN_COMUEQPS): Ditto.
3411 (IX86_BUILTIN_COMUNEPS): Ditto.
3412 (IX86_BUILTIN_COMULTPS): Ditto.
3413 (IX86_BUILTIN_COMULEPS): Ditto.
3414 (IX86_BUILTIN_COMUGTPS): Ditto.
3415 (IX86_BUILTIN_COMUGEPS): Ditto.
3416 (IX86_BUILTIN_COMORDPS): Ditto.
3417 (IX86_BUILTIN_COMUNORDPS): Ditto.
3418 (IX86_BUILTIN_COMFALSEPS): Ditto.
3419 (IX86_BUILTIN_COMTRUEPS): Ditto.
3420 (IX86_BUILTIN_COMEQPD): Ditto.
3421 (IX86_BUILTIN_COMNEPD): Ditto.
3422 (IX86_BUILTIN_COMLTPD): Ditto.
3423 (IX86_BUILTIN_COMLEPD): Ditto.
3424 (IX86_BUILTIN_COMGTPD): Ditto.
3425 (IX86_BUILTIN_COMGEPD): Ditto.
3426 (IX86_BUILTIN_COMUEQPD): Ditto.
3427 (IX86_BUILTIN_COMUNEPD): Ditto.
3428 (IX86_BUILTIN_COMULTPD): Ditto.
3429 (IX86_BUILTIN_COMULEPD): Ditto.
3430 (IX86_BUILTIN_COMUGTPD): Ditto.
3431 (IX86_BUILTIN_COMUGEPD): Ditto.
3432 (IX86_BUILTIN_COMORDPD): Ditto.
3433 (IX86_BUILTIN_COMUNORDPD): Ditto.
3434 (IX86_BUILTIN_COMFALSEPD): Ditto.
3435 (IX86_BUILTIN_COMTRUEPD): Ditto.
3436 (IX86_BUILTIN_PCOMEQUB): Ditto.
3437 (IX86_BUILTIN_PCOMNEUB): Ditto.
3438 (IX86_BUILTIN_PCOMLTUB): Ditto.
3439 (IX86_BUILTIN_PCOMLEUB): Ditto.
3440 (IX86_BUILTIN_PCOMGTUB): Ditto.
3441 (IX86_BUILTIN_PCOMGEUB): Ditto.
3442 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
3443 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
3444 (IX86_BUILTIN_PCOMEQUW): Ditto.
3445 (IX86_BUILTIN_PCOMNEUW): Ditto.
3446 (IX86_BUILTIN_PCOMLTUW): Ditto.
3447 (IX86_BUILTIN_PCOMLEUW): Ditto.
3448 (IX86_BUILTIN_PCOMGTUW): Ditto.
3449 (IX86_BUILTIN_PCOMGEUW): Ditto.
3450 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
3451 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
3452 (IX86_BUILTIN_PCOMEQUD): Ditto.
3453 (IX86_BUILTIN_PCOMNEUD): Ditto.
3454 (IX86_BUILTIN_PCOMLTUD): Ditto.
3455 (IX86_BUILTIN_PCOMLEUD): Ditto.
3456 (IX86_BUILTIN_PCOMGTUD): Ditto.
3457 (IX86_BUILTIN_PCOMGEUD): Ditto.
3458 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
3459 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
3460 (IX86_BUILTIN_PCOMEQUQ): Ditto.
3461 (IX86_BUILTIN_PCOMNEUQ): Ditto.
3462 (IX86_BUILTIN_PCOMLTUQ): Ditto.
3463 (IX86_BUILTIN_PCOMLEUQ): Ditto.
3464 (IX86_BUILTIN_PCOMGTUQ): Ditto.
3465 (IX86_BUILTIN_PCOMGEUQ): Ditto.
3466 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
3467 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
3468 (IX86_BUILTIN_PCOMEQB): Ditto.
3469 (IX86_BUILTIN_PCOMNEB): Ditto.
3470 (IX86_BUILTIN_PCOMLTB): Ditto.
3471 (IX86_BUILTIN_PCOMLEB): Ditto.
3472 (IX86_BUILTIN_PCOMGTB): Ditto.
3473 (IX86_BUILTIN_PCOMGEB): Ditto.
3474 (IX86_BUILTIN_PCOMFALSEB): Ditto.
3475 (IX86_BUILTIN_PCOMTRUEB): Ditto.
3476 (IX86_BUILTIN_PCOMEQW): Ditto.
3477 (IX86_BUILTIN_PCOMNEW): Ditto.
3478 (IX86_BUILTIN_PCOMLTW): Ditto.
3479 (IX86_BUILTIN_PCOMLEW): Ditto.
3480 (IX86_BUILTIN_PCOMGTW): Ditto.
3481 (IX86_BUILTIN_PCOMGEW): Ditto.
3482 (IX86_BUILTIN_PCOMFALSEW): Ditto.
3483 (IX86_BUILTIN_PCOMTRUEW): Ditto.
3484 (IX86_BUILTIN_PCOMEQD): Ditto.
3485 (IX86_BUILTIN_PCOMNED): Ditto.
3486 (IX86_BUILTIN_PCOMLTD): Ditto.
3487 (IX86_BUILTIN_PCOMLED): Ditto.
3488 (IX86_BUILTIN_PCOMGTD): Ditto.
3489 (IX86_BUILTIN_PCOMGED): Ditto.
3490 (IX86_BUILTIN_PCOMFALSED): Ditto.
3491 (IX86_BUILTIN_PCOMTRUED): Ditto.
3492 (IX86_BUILTIN_PCOMEQQ): Ditto.
3493 (IX86_BUILTIN_PCOMNEQ): Ditto.
3494 (IX86_BUILTIN_PCOMLTQ): Ditto.
3495 (IX86_BUILTIN_PCOMLEQ): Ditto.
3496 (IX86_BUILTIN_PCOMGTQ): Ditto.
3497 (IX86_BUILTIN_PCOMGEQ): Ditto.
3498 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
3499 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
3500 (enum multi_arg_type): New enum for describing the various SSE5
3501 intrinsic argument types.
3502 (bdesc_multi_arg): New table for SSE5 intrinsics.
3503 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
3504 (ix86_expand_multi_arg_builtin): New function for creating SSE5
3506 (ix86_expand_builtin): Add SSE5 intrinsic support.
3507 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
3508 operand instructions.
3509 (ix86_expand_sse5_multiple_memory): New function to split the
3510 second memory reference from SSE5 instructions.
3511 (type_has_variadic_args_p): Delete in favor of stdarg_p.
3512 (ix86_return_pops_args): Use stdarg_p to determine if the function
3513 has variable arguments.
3514 (ix86_setup_incoming_varargs): Ditto.
3515 (x86_this_parameter): Ditto.
3517 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
3519 (ix86_expand_sse5_pack): Ditto.
3520 (ix86_sse5_valid_op_p): Ditto.
3521 (ix86_expand_sse5_multiple_memory): Ditto.
3523 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
3524 constant for SSE5 support.
3525 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
3526 (UNSPEC_SSE5_TRUEFALSE): Ditto.
3527 (UNSPEC_SSE5_PERMUTE): Ditto.
3528 (UNSPEC_SSE5_ASHIFT): Ditto.
3529 (UNSPEC_SSE5_LSHIFT): Ditto.
3530 (UNSPEC_FRCZ): Ditto.
3531 (UNSPEC_CVTPH2PS): Ditto.
3532 (UNSPEC_CVTPS2PH): Ditto.
3533 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
3535 (COM_FALSE_S): Ditto.
3536 (COM_FALSE_P): Ditto.
3537 (COM_TRUE_S): Ditto.
3538 (COM_TRUE_P): Ditto.
3539 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
3540 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
3542 (memory attribute): Ditto.
3543 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3544 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
3545 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3546 (floor<mode>2): Ditto.
3547 (ceil<mode>2): Ditto.
3548 (btrunc<mode>2): Ditto.
3549 (nearbyintdf2): Ditto.
3550 (nearbyintsf2): Ditto.
3551 (sse_setccsf): Disable if SSE5.
3552 (sse_setccdf): Ditto.
3553 (sse5_setcc<mode>): New support for SSE5 conditional move.
3554 (sse5_pcmov_<mode>): Ditto.
3556 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
3558 (SSEMODEF2P): Ditto.
3559 (ssemodesuffixf4): New mode attribute for SSE5.
3560 (ssemodesuffixf2s): Ditto.
3561 (ssemodesuffixf2c): Ditto.
3562 (sserotatemax): Ditto.
3563 (ssescalarmode): Ditto.
3564 (sse_maskcmpv4sf3): Disable if SSE5.
3565 (sse_maskcmpv2df3): Ditto.
3566 (sse_vmmaskcmpv4sf3): Ditto.
3567 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
3568 (sse5_vmfmadd<mode>4): Ditto.
3569 (sse5_fmsub<mode>4): Ditto.
3570 (sse5_vmfmsub<mode>4): Ditto.
3571 (sse5_fnmadd<mode>4): Ditto.
3572 (sse5_vmfnmadd<mode>4): Ditto.
3573 (sse5_fnmsub<mode>4): Ditto.
3574 (sse5_vmfnmsub<mode>4): Ditto.
3575 (sse5i_fmadd<mode>4): Ditto.
3576 (sse5i_fmsub<mode>4): Ditto.
3577 (sse5i_fnmadd<mode>4): Ditto.
3578 (sse5i_fnmsub<mode>4): Ditto.
3579 (sse5i_vmfmadd<mode>4): Ditto.
3580 (sse5i_vmfmsub<mode>4): Ditto.
3581 (sse5i_vmfnmadd<mode>4): Ditto.
3582 (sse5i_vmfnmsub<mode>4): Ditto.
3583 (mulv16qi3): Add SSE5 support.
3585 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
3586 (sse2_mulv4si3): Disable if SSE5.
3587 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
3588 (sse4_1_roundps): Ditto.
3589 (sse4_1_roundsd): Ditto.
3590 (sse4_1_roundss): Ditto.
3591 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
3593 (sse_maskcmpsf3): Ditto.
3594 (sse_vmmaskcmpv4sf3): Ditto.
3595 (sse2_maskcmpv2df3): Ditto.
3596 (sse2_maskcmpdf3): Ditto.
3597 (sse2_vmmaskcmpv2df3): Ditto.
3598 (sse2_eq<mode>3): Ditto.
3599 (sse2_gt<mode>3): Ditto.
3600 (sse5_pcmov_<mode>): Add SSE5 support.
3601 (vec_unpacku_hi_v16qi): Ditto.
3602 (vec_unpacks_hi_v16qi): Ditto.
3603 (vec_unpacku_lo_v16qi): Ditto.
3604 (vec_unpacks_lo_v16qi): Ditto.
3605 (vec_unpacku_hi_v8hi): Ditto.
3606 (vec_unpacks_hi_v8hi): Ditto.
3607 (vec_unpacku_lo_v8hi): Ditto.
3608 (vec_unpacks_lo_v8hi): Ditto.
3609 (vec_unpacku_hi_v4si): Ditto.
3610 (vec_unpacks_hi_v4si): Ditto.
3611 (vec_unpacku_lo_v4si): Ditto.
3612 (vec_unpacks_lo_v4si): Ditto.
3613 (sse5_pmacsww): New SSE5 intrinsic insn.
3614 (sse5_pmacssww): Ditto.
3615 (sse5_pmacsdd): Ditto.
3616 (sse5_pmacssdd): Ditto.
3617 (sse5_pmacssdql): Ditto.
3618 (sse5_pmacssdqh): Ditto.
3619 (sse5_pmacsdqh): Ditto.
3620 (sse5_pmacsswd): Ditto.
3621 (sse5_pmacswd): Ditto.
3622 (sse5_pmadcsswd): Ditto.
3623 (sse5_pmadcswd): Ditto.
3624 (sse5_pcmov_<move>): Conditional move support on SSE5.
3625 (sse5_phaddbw): New SSE5 intrinsic insn.
3626 (sse5_phaddbd): Ditto.
3627 (sse5_phaddbq): Ditto.
3628 (sse5_phaddwd): Ditto.
3629 (sse5_phaddwq): Ditto.
3630 (sse5_phadddq): Ditto.
3631 (sse5_phaddubw): Ditto.
3632 (sse5_phaddubd): Ditto.
3633 (sse5_phaddubq): Ditto.
3634 (sse5_phadduwd): Ditto.
3635 (sse5_phadduwq): Ditto.
3636 (sse5_phaddudq): Ditto.
3637 (sse5_phsubbw): Ditto.
3638 (sse5_phsubwd): Ditto.
3639 (sse5_phsubdq): Ditto.
3640 (sse5_pperm): Ditto.
3641 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
3642 (sse5_pperm_zero_v16qi_v8hi): Ditto.
3643 (sse5_pperm_sign_v8hi_v4si): Ditto.
3644 (sse5_pperm_zero_v8hi_v4si): Ditto.
3645 (sse5_pperm_sign_v4si_v2di): Ditto.
3646 (sse5_pperm_sign_v4si_v2di): Ditto.
3647 (sse5_pperm_pack_v2di_v4si): Ditto.
3648 (sse5_pperm_pack_v4si_v8hi): Ditto.
3649 (sse5_pperm_pack_v8hi_v16qi): Ditto.
3650 (sse5_perm<mode>): New SSE5 intrinsic insn.
3651 (rotl<mode>3): Ditto.
3652 (sse5_rotl<mode>3): Ditto.
3653 (sse5_ashl<mode>3): Ditto.
3654 (sse5_lshl<mode>3): Ditto.
3655 (sse5_frcz<mode>2): Ditto.
3656 (sse5s_frcz<mode>2): Ditto.
3657 (sse5_cvtph2ps): Ditto.
3658 (sse5_cvtps2ph): Ditto.
3659 (sse5_vmmaskcmp<mode>3): Ditto.
3660 (sse5_com_tf<mode>3): Ditto.
3661 (sse5_maskcmp<mode>3): Ditto.
3662 (sse5_maskcmp_uns<mode>3): Ditto.
3663 (sse5_maskcmp_uns2<mode>3): Ditto.
3664 (sse5_pcom_tf<mode>3): Ditto.
3666 * config/i386/predicates.md (sse5_comparison_float_operator):
3667 New predicate to match the comparison operators supported by
3668 the SSE5 com instruction.
3669 (ix86_comparison_int_operator): New predicate to match just the
3670 signed int comparisons.
3671 (ix86_comparison_uns_operator): New predicate to match just the
3672 unsigned int comparisons.
3674 * doc/invoke.texi (-msse5): Add documentation.
3675 (-mfused-madd): Ditto.
3677 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
3679 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
3681 (x86_64-*-*): Ditto.
3683 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
3685 * config/i386/bmmintrin.h: New file, provide common x86 compiler
3686 intrinisics for SSE5.
3688 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
3691 * config/i386/mmintrin-common.h: New file, to contain common
3692 instructions between SSE4.1 and SSE5.
3694 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
3695 FOREACH_FUNCTION_ARGS to iterate over the argument list.
3696 (gen_regparm_prefix): Ditto.
3698 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
3699 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
3700 prototype_p to determine if a function is prototyped.
3702 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
3704 * c-common.c (c_common_reswords) add the alignof keyword,
3705 with same RID as __alignof and __alignof__
3707 2009-08-25 Anatoly Sokolov <aesok@post.ru>
3709 * hooks.h (hook_bool_const_int_const_int_true): Declare.
3710 * hooks.c (hook_bool_const_int_const_int_true): New function.
3711 * target.h (struct gcc_target): Add can_eliminate field.
3712 * target-def.h (TARGET_CAN_ELIMINATE): Define.
3713 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
3714 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
3715 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
3716 (elim_table): Revise comment.
3717 * system.h (CAN_ELIMINATE): Poison.
3718 * defaults.h (CAN_ELIMINATE): Remove.
3719 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
3721 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
3722 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
3724 (alpha_vms_can_eliminate): Declare as static, change return type to
3726 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
3728 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
3729 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
3730 (arm_can_eliminate): New function.
3732 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
3733 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
3734 (avr_can_eliminate): Declare as static.
3735 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
3737 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
3738 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
3739 (bfin_can_eliminate): New function.
3741 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
3742 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
3743 (crx_can_eliminate): New function.
3745 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
3746 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
3747 (fr30_can_eliminate): New function.
3749 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
3750 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
3751 (frv_can_eliminate): New function.
3753 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
3754 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
3755 (h8300_can_eliminate): New function.
3757 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
3758 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
3759 (i386_can_eliminate): Declare as static, change return type to bool.
3760 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
3762 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
3763 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
3764 (ia64_can_eliminate): New function.
3766 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
3767 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
3768 (iq2000_can_eliminate): New function.
3770 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
3771 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
3772 (m32r_can_eliminate): New function.
3774 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
3775 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
3776 (m68hc11_can_eliminate): New function.
3778 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
3779 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
3780 (m68k_can_eliminate): New function.
3782 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
3783 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
3784 (mep_can_eliminate): New function.
3786 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
3787 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
3788 (mips_can_eliminate): New function.
3790 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
3791 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
3792 (rs6000_can_eliminate): New function.
3794 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
3795 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
3796 (s390_can_eliminate): Declare as static.
3797 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
3799 * config/score/score.h (CAN_ELIMINATE): Remove macro.
3800 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
3801 (score_can_eliminate): New function.
3803 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
3804 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
3805 (sparc_can_eliminate): Declare as static.
3806 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
3808 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
3809 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
3810 (xstormy16_can_eliminate): New function.
3812 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
3813 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
3814 (v850_can_eliminate): New function.
3816 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
3818 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
3819 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
3820 (*movdfcc_ext[1234]): Disable for IEEE mode.
3822 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
3824 * gimplify.c (prepare_gimple_addressable): New static function.
3825 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
3827 (gimplify_addr_expr): Invoke it similarly on the operand instead of
3828 manually fiddling with it.
3830 2009-08-25 Michael Matz <matz@suse.de>
3832 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
3833 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
3835 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
3836 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
3837 (do_jump): Split out code for simple binary comparisons into ...
3838 (do_jump_1): ... this, taking the individual operands and code.
3839 Change callers to helper function above accordingly.
3840 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
3843 2009-08-25 Michael Matz <matz@suse.de>
3845 * expr.h (struct separate_ops, sepops): New type for passing
3846 around an exploded simple expression.
3847 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
3848 Use this structure instead of expression tree.
3849 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
3850 expression, only its type.
3851 (expand_vec_cond_expr): Take type and individual operands instead
3853 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
3854 expand_vec_shift_expr): Change prototype accordingly.
3855 * tree-vect-stmts.c (vectorizable_condition): Change call of
3856 expand_vec_cond_expr_p to pass only type.
3857 * expr.c (do_store_flags): Change prototype and implementation
3858 to take an exploded expression.
3859 (expand_expr_real_1): New local ops initialized with details
3860 of the full expression. Use it instead of full
3861 expression in calls to do_store_flags, expand_vec_cond_expr,
3862 expand_widen_pattern_expr and expand_vec_shift_expr.
3864 2009-08-25 Michael Matz <matz@suse.de>
3866 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
3867 treeop2 initialized with first three operands of the full expression.
3868 Substitute all TREE_OPERAND (exp, [012]) calls with them.
3870 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
3872 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
3873 (__gthread_objc_condition_allocate): Mark arguments as unused.
3874 (__gthread_objc_condition_deallocate): Likewise.
3875 (__gthread_objc_condition_wait): Likewise.
3876 (__gthread_objc_condition_broadcast): Likewise.
3877 (__gthread_objc_condition_signal): Likewise.
3878 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
3879 (__gthread_objc_thread_id): Likewise.
3881 2009-08-25 Janus Weil <janus@gcc.gnu.org>
3884 * tree-pretty-print.c (print_call_name): Print the correct call name
3885 for procedure pointer components.
3887 2009-08-24 Steve Ellcey <sje@cup.hp.com>
3889 * config/ia64/ia64.c (ia64_promote_function_mode): Call
3890 default_promote_function_mode when not VMS.
3892 2009-08-24 Olivier Hainque <hainque@adacore.com>
3894 * convert.c (convert_to_integer): Don't assume an input pointer is
3895 POINTER_SIZE wide. Fetch from the type instead.
3897 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3899 * configure.ac (AC_PREREQ): Bump to 2.64.
3901 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
3903 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
3904 (process_command): Don't search standard_exec_prefix_1 and
3905 standard_exec_prefix_2.
3907 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3909 * config/arm/arm.c (output_return_instruction): Handle for
3912 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3914 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
3916 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3918 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
3919 (*arm_movdf_vfp): Likewise.
3921 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3923 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
3924 (vashr<mode>3): Rename from ashr<mode>3.
3925 (vlshr<mode>3): Rename from lshr<mode>3.
3927 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
3930 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
3931 (check_format_info_main): Use scalar_identify_flag.
3932 (check_format_types): Check for scalar size identity if
3933 scalar_identify_flag is set.
3934 (printf_length_specs): Extend by new field.
3935 (asm_fprintf_length_specs): Likewise.
3936 (gcc_diag_length_specs): Likewise.
3937 (scanf_length_specs): Likewise.
3938 (strfmon_length_specs): Likewise.
3939 (gcc_gfc_length_specs): Likewise.
3940 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
3941 (ms_printf_flag_specs): Likewise.
3942 * c-format.h (format_length_info): Add new member scalar_identity_flag.
3944 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
3947 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
3948 (*call_value_pop_1): Ditto.
3949 (*sibcall_pop_1): New insn pattern.
3950 (*sibcall_value_pop_1): Ditto.
3952 2009-08-23 Alan Modra <amodra@bigpond.net.au>
3955 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
3958 2009-08-23 Alan Modra <amodra@bigpond.net.au>
3961 * fwprop.c (try_fwprop_subst): Allow multiple sets.
3962 (get_reg_use_in): New function.
3963 (forward_propagate_subreg): Propagate through subreg of zero_extend
3966 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
3968 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
3969 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
3971 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3973 * configure.ac: Remove --with-datarootdir, --with-docdir,
3974 --with-htmldir switches. No need to call AC_SUBST for
3975 datarootdir, docdir, htmldir any more.
3976 * configure: Regenerate.
3977 * doc/install.texi (Configuration): Document --datarootdir,
3978 --docdir, --htmldir, --pdfdir; update documentation for
3979 --infodir, --mandir.
3980 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
3983 * aclocal.m4: Regenerate.
3984 * config.in: Regenerate.
3985 * configure: Regenerate.
3987 2009-08-21 Douglas B Rupp <rupp@gnat.com>
3988 Olivier Hainque <hainque@adacore.com>
3990 * config/ia64/ia64.c: Include libfuncs.h.
3991 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
3992 (ia64_expand_call): Use reg 25 on VMS.
3993 (ia64_initialize_trampoline): Fix for VMS ABI.
3994 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
3995 (ia64_function_arg): Initialize reg 25 on VMS.
3996 Fix OpenVMS ABI issues for varargs.
3997 For OpenVMS, emit the Argument Information register set in the
3998 incoming/sibcall case as well.
3999 (ia64_arg_type): New function.
4000 (ia64_function_arg_advance): Keep track of cum->words.
4001 Fix OpenVMS ABI issues for varargs.
4002 (ia64_function_value): On VMS, promote mode of non-aggregate types.
4003 (ia64_override_options): Set flag_no_common on VMS.
4004 (ia64_init_builtins): Disable FWRITE builtin.
4005 (ia64_asm_output_external): Call DO_CRTL_NAMES.
4006 (ia64_vms_init_libfuncs): Add decc$ routines.
4007 (ia64_vms_valid_pointer_mode): New function.
4008 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
4009 (ia64_promote_function_mode): New function
4010 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
4011 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
4012 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4013 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
4014 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
4015 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
4016 Suppress trailing '#' if VALUE is numeric.
4017 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
4018 ia64_promote_function_mode.
4019 (TARGET_VALID_POINTER_MODE): Define.
4021 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4024 * config/rs6000/rs6000.c (rs6000_override_options): Use
4025 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
4028 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
4029 reporting of vector + decimal/boolean/complex error.
4031 2009-08-21 Jakub Jelinek <jakub@redhat.com>
4033 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
4034 __vector double TYPE_DECL.
4036 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
4038 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
4039 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
4040 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
4041 to pointer to enum machine_mode. Update all callers as needed.
4043 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
4045 * config/alpha/alpha.md (exception_receiver): Emit alternative
4046 GP load sequence if flag_reorder_blocks_and_partition is set.
4047 (*exception_receiver_2): Also enable when
4048 flag_reorder_blocks_and_partition is set.
4050 2009-08-20 Matt Rice <ratmice@gmail.com>
4051 Diego Novillo <dnovillo@google.com>
4053 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
4056 2009-08-20 Richard Guenther <rguenther@suse.de>
4058 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
4059 * c-tree.h (c_dup_lang_specific_decl): Remove.
4060 (struct lang_decl, struct lang_type): Move definitions ...
4061 * c-lang.h: ... here. New file.
4062 * c-decl.c: Include c-lang.h.
4063 (c_dup_lang_specific_decl): Remove.
4064 * c-typeck.c: Include c-lang.h.
4065 * Makefile.in (c-decl.o): Add c-lang.h dependency.
4066 (c-typeck.o): Likewise.
4067 * c-config-lang.in (gtfiles): Add c-lang.h.
4068 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
4071 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
4073 * config/alpha/alpha.c (alpha_end_function): Do not clear
4074 crtl->emit structure and free insn locators if cfun->is_thunk is true,
4075 this is now handled in generic code.
4077 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4079 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
4080 (s390_z10_fix_long_loop_prediction): New function.
4081 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
4082 (s390_reorg): Walk over the INSNs and invoke
4083 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
4085 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4087 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
4088 "*brx_64bit", "*brx_31bit"): New patterns.
4089 * config/s390/s390.c ('E'): New output modifier.
4091 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4092 Richard Earnshaw <richard.earnshaw@arm.com>
4094 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
4095 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
4097 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4099 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
4101 * pa.c (emit_move_sequence): Check if address of operand1 is valid
4102 for mode mode of operand0 when doing secondary reload for SAR.
4104 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4107 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
4108 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
4110 2009-08-19 Jason Merrill <jason@redhat.com>
4112 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
4113 supported template depth in C++0x.
4115 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4117 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
4118 free_after_compilation.
4119 * config/score/score7.c (score7_output_mi_thunk): Likewise.
4120 * config/score/score3.c (score3_output_mi_thunk): Likewise.
4121 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4122 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4123 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4124 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4125 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4127 2009-08-19 Ian Lance Taylor <iant@google.com>
4129 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
4130 of (plus (mult (neg B) C) A).
4132 2009-08-18 Michael Matz <matz@suse.de>
4134 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
4135 instead of comparing TYPE_MAIN_VARIANT for equality.
4136 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
4137 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
4138 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
4139 * gimplify.c (goa_lhs_expr_p): Ditto and use
4140 STRIP_USELESS_TYPE_CONVERSION.
4142 2009-08-18 Michael Matz <matz@suse.de>
4144 * tree-ssa-structalias.c (create_variable_info_for): Also mark
4145 first field in a struct.
4146 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
4148 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4150 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4151 locators before emit_insn is called. Remove assert that
4153 (alpha_end_function): Clear crtl->emit structure and free insn
4154 locators if cfun->is_thunk is true.
4156 2009-08-18 Jason Merrill <jason@redhat.com>
4158 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
4160 * configure.ac: Test for it.
4161 * configure, config.in: Regenerate.
4162 * doc/install.texi: Document --enable-gnu-unique-object.
4164 2009-08-18 Richard Guenther <rguenther@suse.de>
4167 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
4168 pow(x,y*z) only if x is nonnegative.
4170 2009-08-18 Jakub Jelinek <jakub@redhat.com>
4172 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
4176 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
4177 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
4179 2009-08-17 DJ Delorie <dj@redhat.com>
4181 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
4182 * config/m32c/prologue.md (epilogue_freit): New.
4184 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
4185 (bank_switch_p): Likewise.
4186 (fast_interrupt_p): Likewise.
4187 (interrupt_p): Likewise.
4188 (m32c_conditional_register_usage): Round memregs size up.
4189 (need_to_save): We only need to save $a0 when we use ENTER.
4190 (interrupt_p): Check for fast_interrupt too.
4191 (bank_switch_p): New.
4192 (fast_interrupt_p): New.
4193 (m32c_attribute_table): Add bank_switch and fast_interrupt.
4194 (m32c_emit_prolog): Support bank switching and fast interrupts.
4195 * doc/extend.texi (Function Attributes): Add bank_switch and
4198 2009-08-17 Douglas B Rupp <rupp@gnat.com>
4200 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
4201 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
4203 2009-08-16 Douglas B Rupp <rupp@gnat.com>
4205 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
4206 (menu): Add IA-64/VMS Options.
4207 (IA-64/VMS Options): Likewise.
4209 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4212 * config/mips/mips.md (*lwxs): Use :P for pointer values.
4214 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4216 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
4217 (mips_pop_asm_switch): Likewise.
4218 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
4220 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4221 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
4222 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
4223 (mips_print_operand_punctuation): Use them. Check mips_noreorder
4224 instead of set_noreorder.
4225 (mips_output_function_prologue): Use the new functions.
4226 (mips_output_function_epilogue): Likewise.
4227 (mips_need_noat_wrapper_p): New function, split out from...
4228 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
4229 Use mips_push_asm_switch and mips_pop_asm_switch.
4230 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
4231 and mips_pop_asm_switch.
4232 (ASM_OUTPUT_REG_POP): Likewise.
4233 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
4234 Use mips_pop_asm_switch.
4235 (mips_asm_switch): New structure.
4236 (set_noreorder, set_nomacro): Replace with...
4237 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4238 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
4239 instead of set_nomacro.
4240 (fix_truncsfsi2_macro): Likewise.
4241 (cprestore): Likewise.
4242 (hazard): Use mips_noreorder instead of set_noreorder.
4243 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4245 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
4247 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
4248 from prev_active_insn.
4250 2009-08-16 Anatoly Sokolov <aesok@post.ru>
4252 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
4253 * config/avr/avr.c (avr_override_options): Initialize
4254 avr_current_arch variable.
4255 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
4256 __AVR_HAVE_16BIT_SP__ according to the device type.
4257 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
4259 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
4260 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
4262 2009-08-16 Dodji Seketeli <dodji@redhat.com>
4265 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
4266 generating inlined subroutine die only. We shouldn't be
4267 called for anything else.
4268 (gen_block_die): Don't generate inline subroutine debug info for
4271 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4273 * graphite-poly.c (print_pbb): Print PBB index.
4275 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4278 * graphite-interchange.c (ppl_max_for_le): Moved...
4279 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
4280 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
4281 ppl_Pointset_Powerset_C_Polyhedron_maximize.
4282 * graphite-ppl.h (ppl_max_for_le): Declared.
4284 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
4286 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
4287 supported on all platforms.
4288 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
4289 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
4290 * c-pragma.c: Likewise.
4291 * target-def.h (TARGET_INITIALIZER): Remove
4292 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4293 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4295 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4297 * config/ia64/fde-vms.c: New file.
4298 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
4299 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
4300 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
4301 (uw_frame_state_for): Only register a personality routine if it is
4302 known to be compatible with our expectations.
4303 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
4304 Declare unw_table_entry stack variable and
4305 mod all calls to _Unwind_FindTableEntry to add arg.
4306 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
4307 (_Unwind_FindTableEntry): Add arg to prototype.
4309 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
4311 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
4312 field 'signal_pfs_loc'.
4313 (uw_frame_state_for): Remove duplicate code dealing with leaf
4314 procedures without unwind info.
4315 If in the frame after unwinding through a signal handler, restore
4316 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
4317 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
4318 'pfs_loc' to the AR.PFS location in the signal context; instead
4319 set 'signal_pfs_loc'.
4320 Manually generate the unwind info for the AR.PFS register.
4321 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
4322 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
4323 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
4324 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
4325 instead set 'signal_pfs_loc'.
4326 Remove code preventing the AR.PFS register from being restored
4327 from the signal context.
4329 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4330 Tristan Gingold <gingold@adacore.com>
4332 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
4333 * config/ia64/t-vms: New file.
4334 * config/ia64/vms64.h: New file.
4335 * config/ia64/vms.h: New file.
4336 * config/ia64/vms-crtinit.asm: New file.
4337 * config/ia64/vms_symvec_libgcc_s.opt: New file.
4338 * config/ia64/vms-unwind.h: New file.
4340 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4342 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
4345 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4348 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
4350 * real.h (do_mpc_arg2): ... here.
4351 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
4354 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
4356 * final.c (add_debug_prefix_map): Don't use GC memory for
4357 old_prefix and new_prefix.
4359 2009-08-14 Richard Guenther <rguenther@suse.de>
4361 * ipa-prop.c (compute_complex_pass_through): If we cannot
4362 compute a non-varying offset for IPA_JF_ANCESTOR punt.
4364 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4366 * c-lex.c (c_lex_with_flags): Increase size of local variable
4367 to avoid memory clobber.
4369 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
4372 * config/i386/i386.c (ix86_fp_comparison_strategy):
4373 Only enable/disable sahf at function granularity.
4375 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
4377 PR rtl-optimization/41064
4378 * reload1.c (reload_as_needed): Don't call extract_insn
4379 for known invalid replacements after calling
4380 validate_replace_rtx_group and verify_changes.
4382 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4385 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
4386 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
4387 ix86_expand_fp_vcond.
4388 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
4389 Assert that operation is supported by ix86_expand_int_vcond.
4390 (vcondu<SSEMODE124C8:mode>): Ditto.
4392 2009-08-13 DJ Delorie <dj@redhat.com>
4394 * config/i386/djgpp-stdint.h: New.
4395 * config.gcc (djgpp): Use it.
4397 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
4399 * config/sh/sh.c (sh_override_options): When flag_exceptions or
4400 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
4402 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
4404 * tree-ssa-loop-prefetch.c
4405 (prune_ref_by_group_reuse): Enhance probabilistic analysis
4406 for long-stride pruning.
4407 (compute_miss_rate): New function to compute the probability
4408 that two memory references access different cache lines.
4410 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
4412 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
4414 2009-08-13 Richard Guenther <rguenther@suse.de>
4417 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
4418 use the constant pointer type.
4419 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
4420 of CV qualifiers on the target pointer type.
4421 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
4422 conversion check before restrict check.
4424 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4427 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
4429 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4431 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
4433 2009-08-12 Richard Guenther <rguenther@suse.de>
4435 PR tree-optimization/41011
4436 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
4437 and reference constructing.
4439 2009-08-12 Xinliang David Li <davidxl@google.com>
4441 PR tree-optimization/41012
4442 * tree-flow.h : New external interface.
4443 * gimple-low.c (check_call_arg): Change to public function.
4444 Remove argument mismatch check in lowering.
4445 * tree-inline.h (tree_can_inline_p): Interface change.
4446 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
4448 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
4449 Call change to tree_can_inline_p function.
4450 (cgraph_decide_inlining_incrementally): Ditto.
4452 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
4454 PR tree-optimization/41031
4455 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
4456 on the partition variable rather than promote_mode on the source
4457 type. Assert that the partition variable's type has the same
4458 mode as the source value's.
4460 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
4462 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
4463 for for_return == 2.
4464 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
4466 * calls.c (expand_call): Fix typo.
4467 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
4469 * stmt.c (expand_value_return): Use promote_function_mode to copy out
4471 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
4472 * config/cris/cris.c (cris_promote_function_mode): Likewise.
4473 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
4474 * config/pa/pa.c (pa_promote_function_mode): Likewise.
4476 2009-08-12 Andrew Haley <aph@redhat.com>
4478 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
4480 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4483 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4485 2009-08-12 Richard Guenther <rguenther@suse.de>
4487 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
4488 * gimplify.c (gimplify_modify_expr): Do not use
4489 lang_hooks.types_compatible_p.
4490 * tree-ssa.c (useless_type_conversion_p): For aggregates
4491 just return false if the canonical types differ.
4493 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4496 * sese.c (convert_for_phi_arg): New.
4497 (add_guard_exit_phis): Use convert_for_phi_arg.
4499 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4501 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
4502 unknown subscript upper bounds.
4504 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4505 Pranav Garg <pranav.garg2107@gmail.com>
4507 * graphite-interchange.c (gather_access_strides): Removed.
4508 (ppl_max_for_le): New.
4509 (build_linearized_memory_access): New.
4510 (memory_stride_in_loop): New.
4511 (pbb_interchange_profitable_p): Reimplemented.
4512 * graphite-ppl.h (ppl_new_id_map): New.
4513 (ppl_interchange): New.
4515 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4517 * graphite-interchange.c (compute_subscript): Removed.
4518 (compute_array_size_cstr): Removed.
4519 (compute_array_size_poly): Removed.
4520 (compute_array_size): Removed.
4521 (gather_access_strides_poly): Removed.
4522 (gather_access_strides): Empty.
4524 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4526 * graphite-dependences.c (dependence_polyhedron_1): Replace
4527 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
4528 (graphite_legal_transform_dr): Same.
4529 (graphite_carried_dependence_level_k): Same.
4530 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
4531 Initialize PDR_NB_SUBSCRIPTS.
4532 (print_pdr_access_layout): Replace pdr_nb_subscripts with
4534 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
4535 (PDR_NB_SUBSCRIPTS): New.
4536 (pdr_nb_subscripts): Removed.
4537 (pdr_dim): Simplified.
4538 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
4539 with PDR_NB_SUBSCRIPTS.
4541 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4543 * graphite-interchange.c (compute_array_size): Remove use of
4545 * graphite-poly.c (new_poly_dr): Remove argument data_container.
4546 Do not initialize PDR_DATA_CONTAINER.
4547 (print_pdr): Do not print PDR_DATA_CONTAINER.
4548 * graphite-poly.h (struct poly_dr): Remove data_container field.
4549 (PDR_DATA_CONTAINER): Removed.
4550 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
4552 (build_poly_dr): Same.
4554 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4555 Sebastian Pop <sebastian.pop@amd.com>
4557 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
4558 copy of the dependence polyhedron. Free the temporary objects.
4559 (graphite_carried_dependence_level_k): Free unused objects before
4562 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
4563 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
4564 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
4565 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
4566 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
4568 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4570 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
4571 Early return without analyzing the data dependences if no
4572 transform has been done. Call restore_scattering if the transform
4574 (graphite-interchange.c): Same.
4575 * graphite-poly.c (print_scattering_function): Test for
4577 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
4578 (apply_poly_transforms): Do not gcc_assert that
4579 the transform is legal.
4580 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
4581 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
4582 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
4583 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
4584 * graphite-poly.h (struct poly_scattering): New.
4585 (struct poly_bb): Add original, transformed, and saved fields.
4586 Remove transformed_scattering, original_scattering,
4587 nb_local_variables and nb_scattering_transform fields.
4588 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
4589 (poly_scattering_new): New.
4590 (poly_scattering_free): New.
4591 (poly_scattering_copy): New.
4592 (store_scattering_pbb): New.
4593 (store_scattering): New.
4594 (restore_scattering_pbb): New.
4595 (restore_scattering): New.
4596 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
4597 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
4599 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4601 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
4604 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4606 * Makefile.in (graphite.o): Depends on PREDICT_H.
4607 * graphite.c: Include predict.h.
4608 (graphite_finalize): Call tree_estimate_probability.
4609 * predict.c (predict_loops): Do not call scev_initialize and
4611 (tree_estimate_probability_bb): New.
4612 (tree_estimate_probability): Do not initialize loops: move that
4613 code to the driver. Call tree_estimate_probability_bb.
4614 (tree_estimate_probability_driver): New.
4615 (pass_profile): Use tree_estimate_probability_driver.
4616 * predict.h (tree_estimate_probability): Declared.
4618 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4620 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
4621 * graphite-dependences.c (graphite_legal_transform): Add time to
4622 TV_GRAPHITE_DATA_DEPS.
4623 (dependency_between_pbbs_p): Same.
4624 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
4626 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
4628 PR rtl-optimization/41033
4629 * alias.c (nonoverlapping_component_refs_p): Punt when strict
4630 aliasing is disabled.
4632 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
4634 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
4635 si_mask_operand, and_load_operand, low_bitmask_operand,
4636 and_reg_operand, and_operand): New predicates.
4637 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
4638 * config/mips/mips.c (and_operands_ok): New function.
4639 * config/mips/mips-protos.h (and_operands_ok): Declare it.
4640 * config/mips/mips.md (move_type): Add ext_ins and logical.
4641 (type): Handle them.
4642 (and<mode>3): Use and_reg_operand as the second operand's predicate.
4643 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
4644 shift_shift. Remove commutative constraint modifier.
4645 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
4647 (*clear_upper32_dext): Remove define_insn_and_split.
4648 (*clear_upper32): Turn this define_insn_and_split ...
4649 (splitter for ANDing register with 0xffff_ffff): .. into this.
4651 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
4653 * combine.c (try_widen_shift_mode): Factor out code to check if an
4654 integer constant is a low-order bitmask from here ...
4655 * rtlanal.c (low_bitmask_len): ... to here.
4656 * rtl.h (low_bitmask_len): Declare.
4658 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
4661 * config/alpha/alpha.md (addsi3): Remove expander.
4662 (addsi3): Rename from *addsi3_internal insn pattern.
4663 (subsi3): Remove expander.
4664 (subsi3): Rename from *subsi3_internal insn pattern.
4666 2009-08-11 Douglas B Rupp <rupp@gnat.com>
4668 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
4671 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
4672 Eric Botcazou <botcazou@adacore.com>
4673 Douglas B Rupp <rupp@gnat.com>
4675 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
4676 that records that fit in 64 bits are returned by immediate value,
4677 as required by OpenVMS Calling Standard.
4678 (function_value): Adjust for above modification.
4679 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
4680 virtual_incoming_args_rtx as base object, not next_arg.
4681 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
4683 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4685 * reload.c (find_reloads_subreg_address): Check the original
4686 req_equiv_mem address to detect the case where an address is
4687 not valid in the outer mode.
4689 2009-08-11 Richard Guenther <rguenther@suse.de>
4692 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
4694 2009-08-10 Douglas B Rupp <rupp@gnat.com>
4696 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
4697 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
4699 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
4700 Douglas B Rupp <rupp@gnat.com>
4702 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
4703 PT_STACK when frame_pointer_needed on OpenVMS.
4704 (alpha_pv_save_size, alpha_using_fp): Remove.
4705 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
4706 with proper processing for PT_NULL.
4707 (alpha_vms_initial_elimination_offset): New function. Support for
4708 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
4709 (alpha_sa_size): Force procedure type to PT_STACK when
4710 frame_pointer_needed on OpenVMS.
4711 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
4712 (alpha_using_fp): Likewise.
4713 (alpha_vms_can_eliminate): Add prototype.
4714 (alpha_vms_initial_elimination_offset): Likewise.
4715 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
4716 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
4718 2009-08-10 Eric Botcazou <botcazou@adacore.com>
4719 Douglas B Rupp <rupp@gnat.com>
4721 * config/alpha/alpha.c (common_object_handler): New function.
4722 (vms_attribute_table): Declare a single attribute "common_object".
4723 (vms_output_aligned_decl_common): New global function.
4724 (SECTION_VMS_OVERLAY): Delete.
4725 (SECTION_VMS_GLOBAL): Likewise.
4726 (SECTION_VMS_INITIALIZE): Likewise.
4727 (vms_asm_named_section): Remove support for above flags.
4728 (vms_section_type_flags): Delete.
4729 (TARGET_SECTION_TYPE_FLAGS): Likewise.
4730 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
4731 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
4732 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
4734 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
4737 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
4738 (sub_ddmmss): Likewise.
4740 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
4743 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
4746 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4749 * reload1.c (reload_as_needed): Use cancel_changes to completely
4750 undo a failed replacement attempt.
4752 2009-08-10 Richard Guenther <rguenther@suse.de>
4755 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
4756 (useless_type_conversion_p): ... here. Require pointer targets
4759 2009-08-10 Dodji Seketeli <dodji@redhat.com>
4762 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
4763 loose the original type of the statement list.
4765 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4767 * config/alpha/alpha.c: Include libfuncs.h
4768 (avms_asm_output_extern): New function.
4769 (alpha_init_libfuncs): Init some decc libfuncs.
4770 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
4771 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
4772 (DO_CRTL_NAMES): Define.
4774 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
4775 (LONG_TYPE_SIZE): Define.
4776 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
4777 (SUBTARGET_SWITCHES): Define malloc64 switch.
4778 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
4779 (MASK_RETURN_ADDR): Define.
4780 doc/invoke.texi (mmalloc64): Document switch.
4782 2009-08-09 Olivier Hainque <hainque@adacore.com>
4783 Douglas B Rupp <rupp@gnat.com>
4785 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
4786 uses_condition_handler.
4787 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
4788 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
4789 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
4790 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
4791 (code_for_builtin): New insn codes for the new alpha_builtins.
4792 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
4793 (alpha_sa_size): Account for uses_condition_handler.
4794 (alpha_expand_prologue): Likewise.
4795 (alpha_start_function): Likewise.
4796 (alpha_expand_epilogue): Likewise.
4797 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
4798 establish/revert expanders.
4799 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
4800 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
4801 New expander, resorting to the alpha.c associated function.
4802 (builtin_revert_vms_condition_handler): Likewise.
4803 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
4804 __gcc_shell_handler, the static VMS condition handler used as
4805 an indirection wrapper to the current dynamically established
4807 * config/alpha/vms-unwind.h: Complete rewrite.
4808 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
4809 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
4811 2009-08-09 Eric Botcazou <botcazou@adacore.com>
4812 Douglas B Rupp <rupp@gnat.com>
4814 * config/alpha/alpha.c (alpha_links): Add 'target' field.
4815 (alpha_need_linkage): Handle aliases. Return function symbol.
4816 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
4817 Use ultimate alias target for the linkage name.
4818 * config/alpha/alpha.md (movmemdi): Use the symbol returned
4819 by alpha_need_linkage for the function symbol.
4820 (setmemdi): Likewise.
4822 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4824 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
4825 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
4826 (ASM_WEAKEN_LABEL): Define.
4827 (CRT_CALL_STATIC_FUNCTION): Define.
4828 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
4829 (ENDFILE_SPEC): Define.
4830 (INIT_SECTION_ASM_OP): Define.
4831 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
4832 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
4834 (MULTILIB_OSDIRNAMES): Define.
4835 (shlib_version): Define.
4836 (SHLIB_EXT): Define.
4837 (SHLIB_OBJS): Define.
4838 (SHLIB_NAME): Define.
4839 (SHLIB_MULTILIB): Define.
4840 (SHLIB_INSTALL): Define.
4841 (SHLIB_SYMVEC): Define.
4842 (SHLIB_SYMVECX2): Define.
4843 (SHLIB_LINK): Define.
4845 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4847 * config/alpha/alpha.c (alpha_initialize_trampoline):
4848 Initialize VMS trampoline IAW ABI for bounded procedure calls.
4849 (alpha_start_function): Emit transfer address on nested functions
4850 for VMS trampoline call.
4851 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
4852 since no longer used.
4853 * config/alpha/vms-tramp.asm: Remove.
4854 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
4855 since now only data initialized at runtime.
4857 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4859 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
4860 (LINK_GCC_C_SEQUENCE_SPEC): Define.
4861 (MD_EXEC_PREFIX): Remove, no longer used.
4862 (MD_STARTFILE_PREFIX): Likewise.
4863 (INCLUDE_DEFAULTS): Likewise.
4864 * config/alpha/t-vms:
4865 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
4867 2009-08-09 Richard Guenther <rguenther@suse.de>
4869 PR tree-optimization/41016
4870 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
4871 (operand_precision): Remove.
4872 (integral_operand_p): Likewise.
4873 (recognize_single_bit_test): Adjust.
4875 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4877 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
4878 operation overflows. Likewise non-cast unary arithmetic.
4879 If one arm of a conditional expression is always taken,
4880 inhibit evaluation warnings for the other arm. Likewise inhibit
4881 evaluation warnings for the second && or || operand if the first
4882 operand is enough to determine the result.
4883 * c-typeck.c (build_conditional_expr): Apply the same inhibition
4885 (build_binary_op): Prevent duplicate evaluation warnings.
4887 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4889 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
4890 and destination have different modes, Use promote_mode to
4891 determine the signedness of the conversion. Assert that the
4892 promoted source mode matches the destination mode. Don't pass
4893 the destination and destination mode to expand_expr if the source
4894 mode is different. Simplify conversion logic.
4896 2009-08-09 Ira Rosen <irar@il.ibm.com>
4898 PR tree-optimization/41008
4899 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
4900 from condition only in case it's a comparison. Adjust checks.
4902 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
4904 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
4905 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
4906 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
4907 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
4908 (dump_cand): Handle them.
4909 (struct iv_cand): New members COST_STEP and AINC_USE.
4910 (stmt_after_increment): Likewise.
4911 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
4912 callers changed. Use gimple_uid comparison instead of scanning.
4913 (add_candidate_1): When looking for identical candidates, take
4914 AINC_USE into account. Set it for new candidates.
4915 (force_expr_to_var_cost): Cast target_spill_cost to int.
4916 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
4917 All callers changed. Check for availability of autoinc addressing
4918 modes, both in general for a given mode, and in the specific use case.
4919 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
4921 (get_computation_cost): Likewise.
4922 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
4923 add_autoinc_candidates): New static functions.
4924 (add_candidate): Call add_autoinc_candidates for candidates based on
4926 (find_iv_candidates): Call set_autoinc_for_original_candidates.
4927 (determine_use_iv_cost_address): If we have an autoinc candidate at
4928 the matching use, verify autoinc is possible and subtract the cost
4929 of the candidate's step from the cost.
4930 (determine_iv_cost): Record the cost of the increment in the COST_STEP
4931 member of the candidate.
4932 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
4933 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
4935 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4937 * config.build (ia64-hp-*vms*): New target.
4938 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
4940 * config.gcc (ia64-hp-*vms*): New target.
4941 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
4943 * config.host (ia64-hp-*vms*): New target.
4944 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
4947 2009-08-08 Richard Guenther <rguenther@suse.de>
4949 PR tree-optimization/40991
4950 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
4952 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
4954 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
4955 mode check. Do truncations in an integer mode.
4956 (force_to_mode): Handle subregs for all mode types. Only do
4957 arithmetic simplifications on integer modes.
4959 2009-08-07 Richard Guenther <rguenther@suse.de>
4961 PR tree-optimization/40999
4962 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
4963 (maybe_fold_reference): Lookup constant initializers.
4964 (fold_gimple_assign): Likewise.
4966 2009-08-07 Richard Guenther <rguenther@suse.de>
4968 * tree-ssa.c (useless_type_conversion_p_1): Only for types
4969 that require structural equality defer to the langhook.
4971 2009-08-07 Martin Jambor <mjambor@suse.cz>
4973 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
4975 (struct ipa_pass_through_data): New type.
4976 (struct ipa_ancestor_jf_data): New type.
4977 (union jump_func_value): Removed field formal_id, added fields
4978 pass_through and ancestor.
4979 (struct ipa_param_call_note): Changed type of formal_id to int from
4981 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
4982 operations jump functions and ancestor jump functions.
4983 (compute_complex_pass_through): New function.
4984 (compute_scalar_jump_functions): Call compute_complex_pass_through,
4985 reflect changes in the jump function strucutre.
4986 (update_jump_functions_after_inlining): Ignore complex pass-through
4987 and ancestor jump functions.
4988 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
4989 polynomial pass-through with operation jump functions.
4991 2009-08-07 Jakub Jelinek <jakub@redhat.com>
4993 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
4994 fde->dw_fde_begin as begin label instead of hot/cold label.
4995 Use LLSDAC label instead of LLSDA for second section lsda.
4996 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
4997 label instead of LLSDA if it is true.
4998 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
5000 * except.c (add_call_site, dw2_size_of_call_site_table): Add
5001 SECTION argument. Use it as index into crtl->eh.call_site_record
5003 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
5004 use it to determine how to print table entries instead of using
5005 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
5006 label instead of normal begin label as base.
5007 (sjlj_assign_call_site_values): Adjust add_call_site caller.
5008 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
5009 ensure no EH range spans between sections and that landing pads
5010 are always in the corresponding section.
5011 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
5012 for crtl->eh.call_site_record being an array rather than scalar.
5013 (output_one_function_exception_table): New function, copied
5014 from output_function_exception_table. Adjust
5015 dw2_size_of_call_site_table, dw2_output_call_site_table
5016 callers. For SECOND section use *C suffixed labels.
5017 (output_function_exception_table): Call
5018 output_one_function_exception_table and, when doing hot/cold
5019 partitioning, also another time for the second section.
5020 * opts.c: Include except.h.
5021 (decode_options): Allow -freorder-blocks-and-partition with
5022 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
5023 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
5024 * function.h (struct rtl_eh): Change call_site_record from
5025 scalar into array of 2 elements.
5027 2009-08-07 Martin Jambor <mjambor@suse.cz>
5029 * ipa-prop.c (count_formal_params_1): New function.
5030 (ipa_get_vector_of_formal_parms): New function.
5031 (get_vector_of_formal_parm_types): New function.
5032 (ipa_modify_formal_parameters): New function.
5033 (ipa_modify_call_arguments): New function.
5034 (index_in_adjustments_multiple_times_p): New function.
5035 (ipa_combine_adjustments): New function.
5036 (ipa_dump_param_adjustments): New function.
5037 * ipa-prop.h (struct ipa_parm_adjustment): New type.
5038 (ipa_get_vector_of_formal_parms): Declare.
5039 (ipa_modify_formal_parameters): Declare.
5040 (ipa_modify_call_arguments): Declare.
5041 (ipa_combine_adjustments): Declare.
5042 (ipa_dump_param_adjustments): Declare.
5043 (build_ref_for_offset): Declare.
5044 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
5045 * tree-sra.c: Include ipa-prop.c.
5046 (build_ref_for_offset): Make public.
5048 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
5050 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
5052 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
5054 * gcc/doc/extend.texi (__builtin_extract_return_address)
5055 (__builtin_frob_return_address): Document.
5057 2009-08-06 Paul Brook <paul@codesourcery.com>
5059 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
5060 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
5061 implementation on ARMv6-M.
5063 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5065 * doc/extend.texi (pcs): Document new attribute for ARM.
5067 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5069 * arm.c (pcs_attribute_args): Comment out unsupported attribute
5072 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5074 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
5077 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5079 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
5081 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5083 Merge ARM/hard_vfp_branch to trunk.
5085 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
5087 * arm.c (libcall_eq): New function.
5088 (libcall_hash): New function.
5089 (add_libcall): New function.
5090 (arm_libcall_uses_aapcs_base): New function.
5091 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
5092 libcalls using the base PCS.
5093 (arm_init_cumulative_args): Likewise.
5095 2009-07-20 Joseph Myers <joseph@codesourcery.com>
5097 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
5098 Use base ABI for conversion libfuncs between HFmode and SFmode.
5100 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5102 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
5103 V4SImode as representatives of all 64-bit and 128-bit vector
5104 types. Allow vector types without vector modes.
5105 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
5106 without vector modes like BLKmode.
5107 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
5108 BLKmode. Avoid unsupported vector modes or TImode moves for
5110 (aapcs_vfp_allocate_return_reg): Likewise.
5111 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
5112 V8QImode if TARGET_NEON || TARGET_IWMMXT.
5114 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5116 * config/arm/arm.c (arm_handle_pcs_attribute): New.
5117 (arm_get_pcs_model): Pass attribute arguments to
5118 arm_pcs_from_attribute.
5119 (arm_init_cumulative_args): Use base AAPCS for conversions from
5120 floating-point types to DImode.
5121 (arm_attribute_table): Add pcs attribute.
5122 (arm_handle_pcs_attribute): New.
5123 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
5124 conversions from floating-point types to DImode, also declare them
5125 to use base AAPCS and declare functions they call to use base
5126 AAPCS and their RTABI names.
5128 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5130 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
5131 -mfloat-abi=hard not being supported for VFP.
5133 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
5135 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
5136 SYMBOL_REF to hard_libcall_value.
5138 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5139 Richard Earnshaw <rearnsha@arm.com>
5141 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
5142 has been put on the stack, all remaining co-processory arguments for
5143 that co-processor also go on the stack.
5145 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5147 * config/arm/arm.c (arm_return_in_memory): Handle returning
5148 vectors of suitable size in registers also for AAPCS case.
5150 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
5152 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
5154 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
5156 ARM Hard-VFP calling convention
5157 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
5158 * target.h (gcc_target): Add libcall_value to table of call hooks.
5159 * targhooks.h (default_libcall_value): Default implementation.
5160 * targhooks.c (default_libcall_value): Likewise.
5161 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
5162 * optabs.c (expand_unop): Use it.
5163 * expr.h (hard_libcall_value): Pass the function RTX through.
5164 * calls.c (emit_library_call_value_1): Update call to
5166 * explow.c (hard_libcall_value): Use new target hook.
5167 * testsuite/lib/target-supports.exp
5168 (check_effective_target_arm_hard_vfp_ok): New hook.
5169 (check_effective_target_arm_neon_ok): Improve test for neon
5171 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
5172 * config/arm/arm.c: Include cgraph.h
5173 (TARGET_FUNCTION_VALUE): Override default hook.
5174 (arm_pcs_default): New variable.
5175 (arm_override_options): Don't fault hard calling convention with VFP.
5176 Add support for AAPCS variants.
5177 (arm_function_value): Make static. Handle AAPCS variants.
5178 (arm_libcall_value): New function.
5179 (arm_apply_result_size): Handle VFP registers in results.
5180 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
5182 (pcs_attribute_args): New variable.
5183 (arm_pcs_from_attribute): New function.
5184 (arm_get_pcs_model): New function.
5185 (aapcs_vfp_cum_init): New function.
5186 (aapcs_vfp_sub_candidate): New function.
5187 (aapcs_vfp_is_return_candidate): New function.
5188 (aapcs_vfp_is_call_candidate): New function.
5189 (aapcs_vfp_allocate): New function.
5190 (aapcs_vfp_allocate_return_reg): New function.
5191 (aapcs_vfp_advance): New function.
5192 (aapcs_cp_arg_layout): New variable.
5193 (aapcs_select_call_coproc): New function.
5194 (aapcs_select_return_coproc): New function.
5195 (aapcs_allocate_return_reg): New function.
5196 (aapcs_libcall_value): New function.
5197 (aapcs_layout_arg): New function.
5198 (arm_init_cumulative_args): Initialize AAPCS args data.
5199 (arm_function_arg): Handle AAPCS variants using new interface.
5200 (arm_arg_parital_bytes): Likewise.
5201 (arm_function_arg_advance): New function.
5202 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
5203 calling conventions.
5204 (arm_setup_incoming_varargs): Handle new AAPCS args data.
5205 * arm.h (NUM_VFP_ARG_REGS): Define.
5206 (LIBCALL_VALUE): Update.
5207 (FUNCTION_VALUE): Delete.
5208 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
5209 (arm_pcs): New enum.
5210 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
5211 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
5212 (FUNCTION_ARG_REGNO_P): Add VFP regs.
5213 * arm-protos.h (arm_function_arg_advance): Add.
5214 (aapcs_libcall_value): Add.
5215 (arm_function_value): Delete.
5217 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
5218 H.J. Lu <hongjiu.lu@intel.com>
5221 * config/i386/i386.c (standard_sse_mode_p): Remove.
5222 (standard_sse_constant_p): Return 2 for integer mode
5223 vector_all_ones_operand when SSE2 is enabled.
5224 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
5225 (ix86_expand_vector_move): Do not check for negative values from
5226 standard_sse_constant_p.
5228 2009-08-06 Richard Guenther <rguenther@suse.de>
5230 * tree-ssa.c (useless_type_conversion_p_1): Make function and
5231 array type comparisons frontend independent.
5232 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
5233 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
5234 out array reference lower bound and element size operands.
5235 (ao_ref_init_from_vn_reference): Properly compute the offset
5236 for ARRAY_RANGE_REF.
5237 (vn_reference_fold_indirect): Fill out array reference lower
5238 bound and element size operands.
5239 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
5240 a non gimple valued reference operand which can happen for
5241 array reference lower bound or element size.
5242 (create_component_ref_by_pieces_1): Properly generate the
5243 element size operand for array references.
5245 2009-08-06 Richard Guenther <rguenther@suse.de>
5247 PR tree-optimization/40964
5248 * tree.c (iterative_hash_host_wide_int): Export.
5249 * tree.h (iterative_hash_host_wide_int): Declare.
5250 * tree-ssa-structalias.c (heapvar_map): New struct.
5251 (heapvar_map_eq): New function.
5252 (heapvar_map_hash): Likewise.
5253 (heapvar_lookup): Adjust.
5254 (heapvar_insert): Likewise.
5255 (make_constraint_from_heapvar): Allow multiple heap variables
5256 per decl at different offsets.
5257 (init_alias_heapvars): Adjust.
5259 2009-08-04 David Daney <ddaney@caviumnetworks.com>
5261 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
5262 * mips_output_sync_loop (mips_output_sync_loop): Only emit
5263 trailing sync if TARGET_SYNC_AFTER_SC.
5265 2009-08-05 David Daney <ddaney@caviumnetworks.com>
5267 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
5268 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
5269 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
5270 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
5271 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5272 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5273 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5274 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
5275 test_and_set_12): Rewrite calls to mips_output_sync_loop.
5276 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
5277 the prototype declaration match the definition.
5278 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
5279 instructions explicitly. Add barrier_before and operands
5281 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
5282 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
5283 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
5284 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5285 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
5286 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
5288 2009-08-05 Andrew Pinski <pinskia@gmail.com>
5290 * tree-ssa-alias.c: Fix intervals to use [) syntax.
5292 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
5293 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5296 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
5299 2009-08-05 Jakub Jelinek <jakub@redhat.com>
5301 PR rtl-optimization/40924
5302 * dse.c (canon_address): Before calling cselib_expand_value_rtx
5303 make sure canon_rtx (mem_address) isn't simpler than
5304 canon_rtx (expanded_mem_address).
5306 2009-08-05 Li Feng <nemokingdom@gmail.com>
5308 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
5310 (build_scop_drs): Build alias set for each SCoP.
5312 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
5314 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
5315 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
5316 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
5317 (MIPS_ARCH_FLOAT_SPEC): Likewise.
5318 (BASE_DRIVER_SELF_SPECS): Likewise.
5320 2009-08-04 Andrew Pinski <pinskia@gmail.com>
5322 * tree-ssa-alias.c: Fix some comment typos.
5324 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
5326 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
5327 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
5329 2009-08-03 Janis Johnson <janis187@us.ibm.com>
5332 * simplify-rtx.c (simplify_binary_operation_1): Disable
5333 simplifications for decimal float operations.
5335 2009-08-03 Jakub Jelinek <jakub@redhat.com>
5338 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
5339 operand of INDIRECT_REF.
5341 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
5343 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
5344 constants referencing TLS symbols.
5346 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5348 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
5349 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
5351 2009-08-03 Richard Guenther <rguenther@suse.de>
5353 * tree.c (make_vector_type): Build a main variant first,
5354 get the canonical one and then build the variant.
5355 * tree-ssa.c (useless_type_conversion_p_1): Handle
5357 (useless_type_conversion_p): Conversions to pointers to
5358 incomplete record types are useless.
5360 2009-08-03 Richard Guenther <rguenther@suse.de>
5362 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
5363 file will be created.
5364 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
5365 * toplev.c (compile_file): Adjust comment.
5367 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
5369 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
5370 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
5371 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5372 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5373 (sh_promote_function_mode): Fix typo.
5375 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
5377 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
5379 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5381 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
5382 declaration arguments.
5384 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
5386 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
5387 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
5388 (ix86_split_ashl): Ditto.
5389 (ix86_expand_vector_init_one_nonzero): Ditto.
5390 (ix86_expand_vector_set): Ditto.
5391 (ix86_expand_reduc_v4sf): Ditto.
5393 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
5395 * explow.c (promote_function_mode): Remove assert.
5396 * config/sh/sh.c (sh_promote_function_mode): Declare.
5398 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5400 * config/pa/pa.c (pa_promote_function_mode): Declare.
5401 Change to static. Fix promote_mode call.
5403 * gthr-dce.h (CONST_CAST2): Define if not defined.
5404 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
5406 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
5408 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
5410 * expr.c (store_constructor): Use promote_decl_mode. Remove
5411 now write-only variable unsignedp.
5412 (expand_expr_real_1): Use promote_decl_mode.
5413 * expr.h (promote_function_mode, promote_decl_mode): New.
5414 (promote_mode): Remove last argument.
5415 * function.c (assign_temp): Drop last argument of promote_mode.
5416 (assign_parm_find_data_types): Use promote_function_mode.
5417 (assign_parm_setup_reg): Likewise.
5418 (expand_function_end): Use promote_function_mode.
5419 * calls.c (initialize_argument_information): Use promote_function_mode.
5420 (precompute_arguments): Use promote_mode instead of checking if
5421 only PROMOTE_FUNCTION_MODE is defined.
5422 (expand_call): When making sibcall decisions, use promote_function_mode.
5423 Below, remove an if for targetm.calls.promote_function_return and
5424 and use promote_function_mode.
5425 (emit_library_call_value_1): Use promote_function_mode, fix bug
5426 where promote_mode was passed FOR_CALL == 0 for a return value in an
5428 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
5429 * explow.c (promote_function_mode, promote_decl_mode): New.
5430 (promote_mode): Keep only the FOR_CALL == 0 case.
5431 * combine.c (setup_incoming_promotion): Remove test of
5432 promote_function_args. Use promote_function_mode.
5433 * stmt.c (expand_value_return): Use promote_decl_mode.
5434 (expand_decl): Use promote_decl_mode.
5436 * expr.c (store_constructor): Use promote_decl_mode. Remove
5437 now write-only variable unsignedp.
5438 (expand_expr_real_1): Use promote_decl_mode.
5439 * expr.h (promote_function_mode, promote_decl_mode): New.
5440 (promote_mode): Remove last argument.
5441 * function.c (assign_temp): Drop last argument of promote_mode.
5442 (assign_parm_find_data_types): Use promote_function_mode.
5443 (assign_parm_setup_reg): Likewise.
5444 (expand_function_end): Use promote_function_mode.
5445 * calls.c (initialize_argument_information): Use promote_function_mode.
5446 (precompute_arguments): Use promote_mode instead of checking if
5447 only PROMOTE_FUNCTION_MODE is defined.
5448 (expand_call): When making sibcall decisions, use promote_function_mode.
5449 Below, remove an if for targetm.calls.promote_function_return and
5450 and use promote_function_mode.
5451 (emit_library_call_value_1): Use promote_function_mode, fix bug
5452 where promote_mode was passed FOR_CALL == 0 for a return value in an
5454 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
5455 * explow.c (promote_function_mode, promote_decl_mode): New.
5456 (promote_mode): Keep only the FOR_CALL == 0 case.
5457 * combine.c (setup_incoming_promotion): Remove test of
5458 promote_function_args. Use promote_function_mode.
5459 * stmt.c (expand_value_return): Use promote_decl_mode.
5460 (expand_decl): Use promote_decl_mode.
5462 * explow.c (promote_function_mode): Just call the target hook.
5463 * targhooks.c (default_promote_function_mode,
5464 default_promote_function_mode_always_promote): New.
5465 * targhooks.h (default_promote_function_mode,
5466 default_promote_function_mode_always_promote): Declare.
5467 * target.h (promote_function_args, promote_function_return): Remove.
5468 (promote_function_mode): New.
5469 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
5470 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5471 (TARGET_PROMOTE_FUNCTION_MODE): New.
5472 (TARGET_CALLS): Adjust.
5473 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
5474 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
5476 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
5477 * config/s390/s390.c (s390_promote_function_mode): ... here,
5478 with pointer handling.
5479 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5480 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5482 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
5483 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
5484 with pointer handling.
5485 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5486 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5488 * config/sh/sh-protos.h (sh_promote_function_mode): New.
5489 * config/sh/sh.c (sh_promote_function_mode): New.
5490 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5491 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5493 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
5494 * config/cris/cris.c (cris_promote_function_mode): ... here.
5495 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5496 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5498 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
5499 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
5500 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5501 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5503 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
5504 * config/arm/arm.c (arm_promote_function_mode): ... here, without
5505 complex type handling.
5506 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5507 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5509 * config/pa/pa.c (pa_promote_function_mode): New.
5510 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5511 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5513 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
5514 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5515 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
5516 * config/xtensa/xtensa.c: Likewise.
5517 * config/stormy16/stormy16.c: Likewise.
5518 * config/iq2000/iq2000.c: Likewise.
5519 * config/rs6000/rs6000.c: Likewise.
5520 * config/picochip/picochip.c: Likewise.
5521 * config/arc/arc.c: Likewise.
5522 * config/mcore/mcore.c: Likewise.
5523 * config/score/score.c: Likewise.
5524 * config/mips/mips.c: Likewise.
5525 * config/bfin/bfin.c: Likewise.
5526 * config/ia64/ia64.c: Likewise (disabled though).
5528 * config/frv/frv.h: Remove pointless remark.
5530 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
5531 TARGET_PROMOTE_FUNCTION_ARGS,
5532 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
5533 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
5535 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
5537 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
5538 -floop-parallelize-all.
5539 * toplev.c (process_options): Rename flag_graphite_force_parallel to
5540 flag_loop_parallelize_all.
5541 * tree-ssa-loop.c (gate_graphite_transforms): Same.
5542 * graphite.c (graphite_transform_loops): Same.
5544 * graphite-poly.c (apply_poly_transforms): Same.
5546 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
5548 PR tree-optimization/40914
5549 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
5550 if set, then check the delta field of the PMF record.
5551 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
5552 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
5553 call is stored in the delta.
5555 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
5557 * config/mips/mips.md (*clear_upper32_dext): New pattern.
5559 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
5561 * config/i386/bsd.h (ASM_BYTE): New define.
5562 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
5563 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
5564 .byte. Use fputs or putc instead of fprintf where appropriate.
5565 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
5566 fputs or putc instead of fprintf where appropriate.
5567 * config/i386/i386elf.h: Ditto.
5568 * config/i386/sysv4.h: Ditto.
5570 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
5571 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
5572 (*tls_global_dynamic_64): Ditto.
5574 2009-07-31 Christian Bruel <christian.bruel@st.com>
5576 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5578 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5580 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
5581 Remove dead code for MINUS.
5583 2009-07-31 Anthony Green <green@moxielogic.com>
5585 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
5587 (moxie_expand_epilogue): Ditto for epilogue.
5588 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
5590 (moxie_function_arg): Ditto.
5591 (moxie_pass_by_reference): Ditto.
5592 (moxie_arg_partial_bytes): Ditto.
5593 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
5594 (FUNCTION_ARG_ADVANCE) Ditto.
5595 (REG_PARM_STACK_SPACE) Ditto.
5596 (FUNCTION_ARG_REGNO_P) Dito.
5598 * config.gcc: Add moxie linux config support.
5599 * gcc/config/moxie/uclinux.h: New file.
5601 2009-07-31 DJ Delorie <dj@redhat.com>
5603 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
5604 (UNSPECV_SP_SWITCH_E): New.
5605 (sp_switch_1): Change to an unspec.
5606 (sp_switch_2): Change to an unspec. Don't use post-inc when we
5608 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
5609 reference the new stack's address
5611 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5613 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
5614 graphite-clast-to-gimple.o, graphite-dependences.o,
5615 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
5616 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
5617 (graphite-blocking.o,
5618 graphite-clast-to-gimple.o, graphite-dependences.o,
5619 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
5620 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
5621 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
5622 * cfgloop.h (struct loop): Add can_be_parallel field.
5623 * common.opt (fgraphite-identity): Moved up.
5624 (fgraphite-force-parallel): New flag.
5625 * graphite.c: Rewrite.
5626 * graphite.h: Rewrite.
5627 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
5629 * toplev.c (graphite_out_file): New file descriptor.
5630 (graphite_in_file): New.
5631 (process_options): flag_graphite_force_parallel cannot be used without
5633 * tree-ssa-loop.c: Include toplev.h.
5634 (gate_graphite_transforms): Enable flag_graphite for
5635 flag_graphite_force_parallel.
5637 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5639 * ChangeLog.graphite: New.
5640 * graphite-blocking.c: New.
5641 * graphite-clast-to-gimple.c: New.
5642 * graphite-clast-to-gimple.h: New.
5643 * graphite-dependences.c: New.
5644 * graphite-dependences.h: New.
5645 * graphite-interchange.c: New.
5646 * graphite-poly.c: New.
5647 * graphite-poly.h: New.
5648 * graphite-ppl.c: New.
5649 * graphite-ppl.h: New.
5650 * graphite-scop-detection.c: New.
5651 * graphite-scop-detection.h: New.
5652 * graphite-sese-to-poly.c: New.
5653 * graphite-sese-to-poly.h: New.
5657 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5659 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
5660 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
5662 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5664 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
5665 (scev_is_linear_expression): Return false if the evolution is not
5666 affine multivariate.
5668 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5670 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
5671 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
5673 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5675 * tree-data-ref.c (debug_data_references): New.
5676 (debug_data_reference): New.
5677 * tree-data-ref.h (debug_data_references): Declared.
5678 (debug_data_reference): Declared.
5680 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5682 * tree-data-ref.c (stmt_simple_memref_p: Removed.
5683 * tree-data-ref.h (scop_p): Removed.
5684 (struct data_reference): Remove field scop.
5686 (stmt_simple_memref_p): Removed.
5688 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5690 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
5691 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
5694 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5696 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
5698 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5700 * doc/invoke.texi (-fgraphite-identity): Documented.
5702 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5704 * tree-scalar-evolution.c: Fix comment.
5705 (instantiate_scev_1): Return unknow from scev instantiation if the
5706 result is not above instantiate_below.
5708 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5710 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
5711 static anymore. Instantiate the symbols that may have been introduced
5713 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
5716 2009-07-30 DJ Delorie <dj@redhat.com>
5718 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
5719 .vliw directive to VLIW sections.
5721 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5723 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
5725 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
5726 (AUTOHEADER): New variable.
5727 ($(srcdir)/cstamp-h.in): Use it.
5729 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
5730 Pat Haugen <pthaugen@us.ibm.com>
5731 Revital Eres <ERES@il.ibm.com>
5733 * config/rs6000/vector.md (VEC_F): Add VSX support.
5737 (vector_load_<mode>): Ditto.
5738 (vector_store_<mode>): Ditto.
5739 (vector GPR move split): Ditto.
5740 (vec_reload_and_plus_<mptrsize>): Ditto.
5741 (vec_reload_and_reg_<mptrsize>): Ditto.
5742 (add<mode>3): Ditto.
5743 (sub<mode>3): Ditto.
5744 (mul<mode>3): Ditto.
5745 (neg<mode>2): Ditto.
5746 (abs<mode>2): Ditto.
5747 (smin<mode>3): Ditto.
5748 (smax<mode>3): Ditto.
5749 (vector_eq<mode>): Ditto.
5750 (vector_gt<mode>): Ditto.
5751 (vector_ge<mode>): Ditto.
5752 (vector_gtu<mode>): Ditto.
5753 (vector_select_<mode>_uns): Ditto.
5754 (vector_eq_<mode>_p): Ditto.
5755 (vector_gt_<mode>_p): Ditto.
5756 (vector_ge_<mode>_p): Ditto.
5757 (vector_gtu_<mode>_p): Ditto.
5758 (cr6_test_for_zero): Ditto.
5759 (cr6_test_for_zero_reverse): Ditto.
5760 (cr6_test_for_lt): Ditto.
5761 (cr6_test_for_lt_reverse): Ditto.
5762 (xor<mode>3): Ditto.
5763 (ior<mode>3): Ditto.
5764 (and<mode>3): Ditto.
5765 (one_cmpl<mode>2): Ditto.
5766 (nor<mode>2): Ditto.
5767 (andc<mode>2): Ditto.
5768 (float<VEC_int<mode>2): Ditto.
5769 (unsigned_float<VEC_int><mode>2): Ditto.
5770 (fix_trunc<mode><VEC_int>2): Ditto.
5771 (fixuns_trunc<mode><VEC_int>2): Ditto.
5773 (vec_set<mode>): Ditto.
5774 (vec_extract<mode>): Ditto.
5775 (vec_interleave_highv4sf): Ditto.
5776 (vec_interleave_lowv4sf): Ditto.
5777 (vec_realign_load_<mode>): Ditto.
5778 (vec_shl_<mode>): Ditto.
5779 (vec_shr_<mode>): Ditto.
5780 (div<mode>3): New patterns for VSX.
5781 (vec_interleave_highv2df): Ditto.
5782 (vec_interleave_lowv2df): Ditto.
5783 (vec_pack_trunc_v2df): Ditto.
5784 (vec_pack_sfix_trunc_v2df): Ditto.
5785 (vec_pack_ufix_trunc_v2df): Ditto.
5786 (vec_unpacks_hi_v4sf): Ditto.
5787 (vec_unpacks_lo_v4sf): Ditto.
5788 (vec_unpacks_float_hi_v4si): Ditto.
5789 (vec_unpacks_float_lo_v4si): Ditto.
5790 (vec_unpacku_float_hi_v4si): Ditto.
5791 (vec_unpacku_float_lo_v4si): Ditto.
5792 (movmisalign<mode>): Ditto.
5793 (vector_ceil<mode>2): New patterns for vectorizing math library.
5794 (vector_floor<mode>2): Ditto.
5795 (vector_btrunc<mode>2): Ditto.
5796 (vector_copysign<mode>3): Ditto.
5798 * config/rs6000/predicates.md (easy_vector_constant_msb): New
5799 predicate for setting the high bit in each word, used for copysign.
5801 * config/rs6000/ppc-asm.h (f19): Whitespace.
5802 (f32-f63): Define if VSX.
5803 (v0-v31): Define if Altivec.
5804 (vs0-vs63): Define if VSX.
5806 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
5808 * config/rs6000/power7.md: New file, provide tuning parameters for
5811 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
5812 (rs6000_cpu_cpp_builtins): Ditto.
5813 (altivec_overloaded_builtins): Ditto.
5814 (altivec_resolve_overloaded_builtin): Ditto.
5816 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
5817 debug switch to disable vectorizing simple math builtin
5820 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5821 Vectorize simple math builtin functions.
5822 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
5823 hook to vectorize math builtins.
5824 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
5825 (rs6000_builtin_conversion): Add VSX/power7 support.
5826 (rs6000_builtin_vec_perm): Ditto.
5827 (vsplits_constant): Add support for loading up a vector constant
5828 with just the high bit set in each part.
5829 (rs6000_expand_vector_init): Add VSX/power7 support.
5830 (rs6000_expand_vector_set): Ditto.
5831 (rs6000_expand_vector_extract): Ditto.
5832 (rs6000_emit_move): Ditto.
5833 (bdesc_3arg): Ditto.
5834 (bdesc_2arg): Ditto.
5835 (bdesc_1arg): Ditto.
5836 (rs6000_expand_ternop_builtin): Ditto.
5837 (altivec_expand_builtin): Ditto.
5838 (rs6000_expand_unop_builtin): Ditto.
5839 (rs6000_init_builtins): Ditto.
5840 (altivec_init_builtins): Ditto.
5841 (builtin_function_type): Ditto.
5842 (rs6000_common_init_builtins): Ditto.
5843 (rs6000_handle_altivec_attribute); Ditto.
5844 (rs6000_mangle_type): Ditto.
5845 (rs6000_vector_mode_supported_p): Ditto.
5846 (rs6000_mode_dependent_address): Altivec addresses with AND -16
5849 * config/rs6000/vsx.md: New file for VSX support.
5851 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
5852 identifing values with just the most significant bit set.
5853 (enum rs6000_builtins): Add builtins for VSX. Add simple math
5854 vectorized builtins.
5856 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
5857 (UNSPEC_VRFIM): Delete.
5858 (splitter for loading up vector with most significant bit): New
5859 splitter for vectorizing copysign.
5860 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
5861 vectorizing simple math functions.
5862 (altivec_vrfip): Add support for vectorizing simple math functions.
5863 (altivec_vrfim): Ditto.
5864 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
5866 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
5867 (power7.md, vsx.md): Include for power7 support.
5868 (copysigndf3): Use VSX instructions if -mvsx.
5869 (negdf2_fpr): Ditto.
5870 (absdf2_fpr): Ditto.
5871 (nabsdf2_fpr): Ditto.
5872 (adddf3_fpr): Ditto.
5873 (subdf3_fpr): Ditto.
5874 (muldf3_fpr): Ditto.
5875 (divdf3_fpr): Ditto.
5876 (fix_truncdfdi2_fpr): Ditto.
5877 (cmpdf_internal1): Ditto.
5878 (fred, fred_fpr): Convert into expander/insn to add VSX support.
5879 (btruncdf2, btruncdf2_fpr): Ditto.
5880 (ceildf2, ceildf2_fpr): Ditto.
5881 (floordf2, floordf2_fpr): Ditto.
5882 (floatdidf2, floatdidf2_fpr): Ditto.
5883 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
5884 (fmsubdf4_fpr): Ditto.
5885 (fnmadddf4_fpr_1): Ditto.
5886 (fnmadddf4_fpr_2): Ditto.
5887 (fnmsubdf4_fpr_1): Ditto.
5888 (fnmsubdf4_fpr_2): Ditto.
5889 (fixuns_truncdfdi2): Add expander for VSX support.
5890 (fix_truncdfdi2): Ditto.
5891 (fix_truncdfsi2): Ditto.
5893 (btruncsf2): Whitespace.
5894 (movdf_hardfloat32): Add support for VSX registers.
5895 (movdf_softfloat32): Ditto.
5896 (movdf_hardfloat64): Ditto.
5897 (movdf_hardfloat64_mfpgpr): Ditto.
5898 (movdf_softfloat64): Ditto.
5899 (movti splitters): Add check for vector registers supporting
5900 TImode in the future.
5901 (bpermd): Add power7 bpermd instruction.
5903 * config/rs6000/altivec.h (vec_div): Define if VSX.
5907 (vec_nearbyint): Ditto.
5910 (all predicates): Use the generic builtin function, and not the V4SF
5911 specific function so that the predicates will work with VSX's V2DF.
5915 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
5916 Document new VSX functions and types.
5918 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
5921 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
5922 "wa", and "j" constraints. Modify "v" to talk about Altivec
5923 instead of just vector.
5925 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
5928 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
5929 location for phi arguments.
5930 (rewrite_update_phi_arguments): Find locations for reaching defs.
5931 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
5932 Add location to add_phi_arg calls.
5933 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
5934 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
5935 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
5936 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
5937 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
5938 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
5939 * tree-phinodes.c (make_phi_node): Initialize location.
5940 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
5941 (add_phi_arg): Add location parameter.
5942 (remove_phi_arg_num): Move location when moving phi argument.
5943 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
5945 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
5946 slpeel_update_phi_nodes_for_guard1,
5947 slpeel_update_phi_nodes_for_guard2,
5948 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
5949 vect_loop_versioning): Set locations.
5950 * tree-parloops.c (create_phi_for_local_result,
5951 transform_to_exit_first_loop, create_parallel_loop): Add locations.
5952 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
5953 * tree-vect-loop.c (get_initial_def_for_induction,
5954 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
5956 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
5957 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
5958 (gimple_phi_arg_set_location): New. Set locus.
5959 (gimple_phi_arg_has_location): New. Check for locus.
5960 (redirect_edge_var_map_location): New. Return locus from var_map.
5961 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
5962 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
5963 combining PHI arguments.
5964 (cond_store_replacement): Set location.
5965 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
5966 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
5967 scop_add_exit_phis_edge): Add locations.
5968 * tree-cfgcleanup.c (remove_forwarder_block,
5969 remove_forwarder_block_with_phi): Add locations.
5970 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
5971 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
5973 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
5974 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
5975 flush_pending_stmts): Add source location.
5976 * lambda-code.c (perfect_nestify): Maintain location stack with argument
5977 stack to preserve locations.
5978 * tree-vect-stmts.c (vectorizable_load): Add location.
5979 * tree-inline.c (copy_phis_for_bb): Copy locus.
5980 (setup_one_parameter): Add call locus to inlined parameter stmts.
5981 (initialize_inlined_parameters): Pass in call location as parameter
5983 (tree_function_versioning): Pass location to setup_one_parameter.
5984 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
5985 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
5986 copy and edge lists.
5987 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
5988 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
5989 locus parameter and override the stmt default if provided.
5990 (new_elim_graph, clear_elim_graph, delete_elim_graph,
5991 elim_graph_add_edge, elim_graph_remove_succ_edge,
5992 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
5993 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
5994 eliminate_phi): Add locus info in elimination graph for each edge and
5996 (insert_backedge_copies): Copy locus if present.
5997 * tree-flow.h (struct _edge_var_map): Add locus field.
5998 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
5999 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
6000 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
6002 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
6004 2009-07-30 Martin Jambor <mjambor@suse.cz>
6006 PR tree-optimization/40570
6007 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
6010 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
6012 * ssa-loop-manip.c: Include langhooks.h.
6013 (rewrite_phi_with_iv): New.
6014 (rewrite_all_phi_nodes_with_iv): New.
6015 (canonicalize_loop_ivs): Move here from tree-parloops.c.
6016 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
6017 * tree-parloops.c (loop_parallel_p): Move out all conditions
6018 except dependency check.
6019 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
6020 (gen_parallel_loop): Call canonicalize_loop_ivs without
6021 reduction_list argument.
6022 (build_new_reduction): New.
6023 (gather_scalar_reductions): New.
6024 (try_get_loop_niter): New.
6025 (try_create_reduction_list): New.
6026 (parallleize_loops): Change the parallel conditions check.
6027 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
6028 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
6030 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
6032 * opt-functions.awk (opt_args): Allow argument to be enclosed in
6034 * doc/options.texi (Option properties): Mention new quoting syntax.
6036 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6038 * config/alpha/alpha.c (alpha_start_function):
6039 Handle VMS_DEBUG_MAIN_POINTER
6040 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
6041 * doc/invoke.texi: Document -mdebug-main switch.
6043 2009-07-29 Richard Henderson <rth@redhat.com>
6045 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
6046 (cgraph_create_edge_including_clones): Likewise.
6047 * tree-inline.c (copy_bb): Operate on the correct edges
6048 when updating the callgraph.
6050 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6052 * config/alpha/vms-cc.c: Deleted.
6053 * config/alpha/vms-ld.c: Deleted.
6054 * config/alpha/t-vms64: Moved to config/vms
6055 * config/alpha/vms-crt0-64.c: Moved to config/vms
6056 * config/alpha/vms-crt0.c: Moved to config/vms
6057 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
6058 * config/alpha/vms-psxcrt0.c: Moved to config/vms
6059 * config/alpha/xm-vms.h: Moved to config/vms
6060 * config/alpha/x-vms: Moved to config/vms
6061 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
6063 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
6064 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
6066 * config/vms/t-vms64: Moved here from config/alpha
6067 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
6068 (argc,argv,envp): Enforce 32bit malloc'ing.
6069 * config/vms/vms-psxcrt0-64.c: Likewise.
6070 * config/vms/vms-crt0.c: Moved here from config/alpha.
6071 * config/vms/vms-psxcrt0.c: Likewise.
6072 * config/vms/vms-crtl-64.h: New file.
6073 * config/vms/vms-crtl.h: New file.
6074 * config/vms/vms.opt: New file.
6075 * config/vms/xm-vms64.h: New file.
6076 * config/vms/xm-vms.h: Moved here from config/alpha.
6077 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
6079 * config/vms/x-vms: Moved here from config/alpha.
6080 (version, VMS_EXTRA_PARTS): Moved to t-vms.
6081 (vms-ld.o, vms-cc.o): Removed.
6082 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
6084 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6086 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
6087 correct stack (obvious VMS fix).
6089 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6091 * dwarf2out.c (output_file_names): Output VMS style file name, size,
6092 date, version info if VMS_DEBUGGING_INFO defined.
6093 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
6094 size, date calculating code moved here.
6096 2009-07-29 Paul Brook <paul@codesourcery.com>
6098 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
6101 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
6104 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
6105 to DImode when generating insq_le insn.
6107 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6109 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
6110 New macro set for VMS_DEBUGGGING_INFO.
6111 (AT_string_form): Use it.
6113 2009-07-28 DJ Delorie <dj@redhat.com>
6115 * config/mep/mep.c (vtext_section): New.
6116 (vftext_section): New.
6117 (ftext_section): New.
6118 (mep_select_section): Add support for functions.
6119 (mep_unique_section): Likewise.
6120 (mep_asm_init_sections): Likewise.
6121 (mep_encode_section_info): Remove it from here.
6123 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
6125 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
6127 * tree.h (TREE_DEPRECATED): Document it is used for types too.
6128 (TYPE_VECTOR_OPAQUE): Use default_def_flag
6130 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6132 * dwarf2out.c (output_file_names): Test new macro
6133 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
6134 (add_comp_dir_attribute): Likewise.
6136 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
6138 * config/i386/mingw-w64.h (LINK_SPEC): Add
6139 separating space between commands.
6141 2009-07-28 Jan Hubicka <jh@suse.cz>
6143 PR tree-optimization/40759
6144 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
6147 2009-07-27 DJ Delorie <dj@redhat.com>
6149 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
6150 types are dword-aligned.
6151 (mep_expand_va_start): Likewise.
6153 2009-07-27 Olivier Hainque <hainque@adacore.com>
6154 Douglas B Rupp <rupp@gnat.com>
6156 * convert.c (convert_to_pointer): Don't assume the target
6157 pointer type is POINTER_SIZE long. Fetch its precision instead.
6159 2009-07-27 Douglas B Rupp <rupp@gnat.com>
6161 * system.h (fopen): Undefine if macro.
6163 2009-07-27 Jakub Jelinek <jakub@redhat.com>
6165 * dwarf2out.c (output_cfi_p): Removed.
6166 (output_cfis): New function.
6167 (output_fde): New function, split from output_call_frame_info.
6168 (output_call_frame_info): Use it.
6169 (dwarf2out_switch_text_section): Use output_cfis.
6171 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6173 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
6174 TARGET_BI_ARCH is specified without enabling SJLJ.
6175 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
6176 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
6178 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
6180 * arm.md (negdi2): Use DImode if forcing a value into a register.
6182 2009-07-26 Ira Rosen <irar@il.ibm.com>
6184 PR tree-optimization/40801
6185 * tree-vect-stmts.c (vectorizable_call): Get previous copy
6186 of vector operand from the previous copy of vector statement.
6187 Pass the correct definition type value to
6188 vect_get_vec_def_for_stmt_copy().
6190 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6192 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
6193 const char ** conversion.
6195 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6197 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
6198 fancy_abort() if !ENABLE_ASSERT_CHECKING.
6199 (gcc_unreachable): Invoke __builtin_unreachable() if
6200 !ENABLE_ASSERT_CHECKING.
6202 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6204 PR rtl-optimization/40445
6205 * emit-rtl.c (next_nonnote_insn_bb): New function.
6206 * rtl.h (next_nonnote_insn_bb): Declare new function.
6207 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
6208 with no successors that is the successor of the ENTRY_BLOCK.
6209 Continue from the top after removing an empty fallthrough block.
6210 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
6211 of next_nonnote_insn.
6213 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6215 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
6217 2009-07-25 Martin Jambor <mjambor@suse.cz>
6219 * c-common.c (c_common_attribute_table): New element for noclone.
6220 (handle_noclone_attribute): New function. Forward-declare.
6221 * tree-inline.c (tree_versionable_function_p): Check for noclone
6223 * doc/extend.texi (Labels as Values): Document need for noclone.
6224 (Function Attributes): Document noclone attribute.
6226 2009-07-25 Jakub Jelinek <jakub@redhat.com>
6228 PR rtl-optimization/34999
6229 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
6230 and dw_fde_switched_cold_to_hot fields.
6231 (output_cfi_p): New function.
6232 (output_call_frame_info): If fde->dw_fde_switched_sections,
6233 output 2 FDEs instead of one with corrupted header.
6234 (dwarf2out_do_cfi_startproc): New function.
6235 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
6236 and fde->dw_fde_switched_cold_to_hot.
6237 (dwarf2out_switch_text_section): Compute
6238 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
6239 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
6240 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
6241 Otherwise, compute fde->dw_fde_switch_cfi.
6243 2009-07-24 Cary Coutant <ccoutant@google.com>
6245 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
6247 2009-07-24 Cary Coutant <ccoutant@google.com>
6249 * cfghooks.c (split_block): Copy discriminator to new block.
6250 * tree-cfg.c (assign_discriminator): Check location of last
6251 instruction in block as well as first.
6253 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
6255 * config/i386/linux.c: Use fputs or putc instead of fprintf
6257 * config/i386/gas.h: Ditto.
6258 * config/i386/x86-64.h: Ditto.
6259 * config/i386/att.h: Ditto.
6261 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6263 * expmed.c (emit_store_flag): Use a recursive call to optimize the
6266 2009-07-24 Martin Jambor <mjambor@suse.cz>
6268 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
6269 (ipa_push_func_to_list_1): Declare.
6270 (ipa_push_func_to_list): New function.
6272 * ipa-prop.c (ipa_push_func_to_list_1): New function.
6273 (ipa_init_func_list): Call ipa_push_func_to_list_1.
6274 (ipa_push_func_to_list): Removed.
6275 (ipa_pop_func_from_list): Clear node_enqueued flag.
6277 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
6279 * config/s390/s390.c (override_options): Default
6280 max-unrolled-insns to 100 for z10 tuning.
6282 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
6284 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
6285 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
6286 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
6287 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
6288 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
6289 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
6290 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
6292 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6294 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
6295 use default set in mingw32.h header.
6296 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
6297 64-bit /mingw/include path.
6298 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
6301 2009-07-23 Neil Vachharajani <nvachhar@google.com>
6303 PR rtl-optimization/40209
6304 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
6306 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6308 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
6309 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
6310 with the rest of string where appropriate. Use fputs or putc
6311 instead of fprintf where appropriate.
6313 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
6314 Pat Haugen <pthaugen@us.ibm.com>
6315 Revital Eres <ERES@il.ibm.com>
6317 * config/rs6000/vector.md: New file. Move most of the vector
6318 expander support here from altivec.md to allow for the VSX vector
6319 unit in the future. Add support for secondary_reload patterns.
6320 Rewrite the patterns for vector comparison, and vector comparison
6321 predicate instructions so that the RTL expresses the desired
6322 behavior, instead of using unspec.
6324 * config/rs6000/constraints.md ("f" constraint): Use
6325 rs6000_constraints to hold the precalculated register class.
6326 ("d" constraint): Ditto.
6327 ("wd" constraint): New constraint for VSX.
6328 ("wf" constraint): Ditto.
6329 ("ws" constraint): Ditto.
6330 ("wa" constraint): Ditto.
6331 ("wZ" constraint): Ditto.
6332 ("j" constraint): Ditto.
6334 * config/rs6000/predicates.md (vsx_register_operand): New
6336 (vfloat_operand): New predicate for vector.md.
6337 (vint_operand): Ditto.
6338 (vlogical_operand): Ditto.
6339 (easy_fp_constant): If VSX, 0.0 is an easy constant.
6340 (easy_vector_constant): Add VSX support.
6341 (altivec_indexed_or_indirect_operand): New predicate for
6342 recognizing Altivec style memory references with AND -16.
6344 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
6345 for vector secondary reload support.
6346 (rs6000_vector_reg_class): Delete, replacing it with
6348 (rs6000_vsx_reg_class): Ditto.
6349 (rs6000_constraints): New array to hold the register classes of
6350 each of the register constraints that can vary at runtime.
6351 (builtin_mode_to_type): New static array for builtin function type
6353 (builtin_hash_table): New static hash table for builtin function
6355 (TARGET_SECONDARY_RELOAD): Define target hook.
6356 (TARGET_IRA_COVER_CLASSES): Ditto.
6357 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
6358 registers are 128 bits if VSX memory reference instructions are used.
6359 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
6361 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
6362 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
6363 Print several of the scheduling related parameters.
6364 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
6365 rs6000_constraints instead of rs6000_vector_reg_class. Move
6366 -mdebug=reg code to rs6000_debug_reg_global. Add support for
6367 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
6368 Altivec. Add VSX support. Setup for secondary reload support on
6369 Altivec/VSX registers.
6370 (rs6000_override_options): Make power7 set the scheduling groups
6371 like the power5. Add support for new debug switches to override
6372 the scheduling defaults. Temporarily disable -mcpu=power7 from
6373 setting -mvsx. Add support for debug switches -malways-hint,
6374 -msched-groups, and -malign-branch-targets.
6375 (rs6000_buitlin_conversion): Add support for returning unsigned
6376 vector conversion functions to fix regressions due to stricter
6378 (rs6000_builtin_mul_widen_even): Ditto.
6379 (rs6000_builtin_mul_widen_odd): Ditto.
6380 (rs6000_builtin_vec_perm): Ditto.
6381 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
6382 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
6384 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
6386 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
6387 VSX types for bit operations. Changes to accomidate vector.md.
6388 (bdesc_2arg): Ditto.
6389 (bdesc_1arg): Ditto.
6390 (struct builtin_description_predicates): Rewrite predicate
6391 handling so that RTL describes the operation, instead of passing
6392 the instruction to be used as a string argument.
6393 (bdesc_altivec_preds): Ditto.
6394 (altivec_expand_predicate_builtin): Ditto.
6395 (altivec_expand_builtin): Ditto.
6396 (rs6000_expand_ternop_builtin): Use a switch instead of an if
6397 statement for vsldoi support.
6398 (altivec_expand_ld_builtin): Change to use new names from vector.md.
6399 (altivec_expand_st_builtin): Ditto.
6400 (paired_expand_builtin): Whitespace changes.
6401 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
6402 builtin_mode_to_type table for secondary reload. Call
6403 builtin_function_type to build random builtin functions.
6404 (altivec_init_builtins): Change to use builtin_function_type to
6405 create builtin function types dynamically as we need them.
6406 (builtin_hash_function): New support for hashing the tree types
6407 for builtin function as we need it, rather than trying to build
6408 all of the trees that we need. Add initial preliminary VSX support.
6409 (builtin_function_type): Ditto.
6410 (builtin_function_eq): Ditto.
6411 (builtin_hash_struct): Ditto.
6412 (rs6000_init_builtins): Ditto.
6413 (rs6000_common_init_builtins): Ditto.
6414 (altivec_init_builtins): Ditto.
6415 (rs6000_common_init_builtins): Ditto.
6416 (enum reload_reg_type): New enum for simplifing reg classes.
6417 (rs6000_reload_register_type): Simplify register classes into GPR,
6418 Vector, and other registers. Altivec and VSX addresses in reload.
6419 (rs6000_secondary_reload_inner): Ditto.
6420 (rs6000_ira_cover_classes): New target hook, that returns the
6421 appropriate cover classes, based on -mvsx being used or not.
6422 (rs6000_secondary_reload_class): Add VSX support.
6423 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
6424 (get_vsel_insn): Ditto.
6425 (rs6000_emit_vector_compare): Rewrite vector conditional support
6426 so that where we can, we use RTL operators, instead of blindly use
6428 (rs6000_emit_vector_select): Ditto.
6429 (rs6000_emit_vector_cond_expr): Ditto.
6430 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
6431 (create_TOC_reference): Add -mdebug=addr support.
6432 (emit_frame_save): VSX loads/stores need register indexed addressing.
6434 * config/rs6000/rs6000.md: Include vector.md.
6436 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
6438 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6439 support for V2DI, V2DF in logical, permute, select operations.
6441 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
6442 switch for vsx/power7.
6443 (-mvsx-scalar-memory): Ditto.
6444 (-mvsx-align-128): Ditto.
6445 (-mallow-movmisalign): Ditto.
6446 (-mallow-df-permute): Ditto.
6447 (-msched-groups): Ditto.
6448 (-malways-hint): Ditto.
6449 (-malign-branch-targets): Ditto.
6451 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
6453 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
6454 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
6455 (rs6000_vector_reg_class): Delete.
6456 (rs6000_vsx_reg_class): Ditto.
6457 (enum rs6000_reg_class_enum): New enum for the constraints that
6458 vary based on target switches.
6459 (rs6000_constraints): New array to hold the register class for all
6460 of the register constraints that vary based on the switches used.
6461 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
6462 (enum rs6000_builtins): Add unsigned varients for the builtin
6463 declarations returned by target hooks for expanding multiplies,
6464 select, and permute operations. Add VSX builtins.
6465 (enum rs6000_builtin_type_index): Add entries for VSX.
6466 (V2DI_type_node): Ditto.
6467 (V2DF_type_node): Ditto.
6468 (unsigned_V2DI_type_node): Ditto.
6469 (bool_long_type_node): Ditto.
6470 (intDI_type_internal_node): Ditto.
6471 (uintDI_type_internal_node): Ditto.
6472 (double_type_internal_node): Ditto.
6474 * config/rs6000/altivec.md (whole file): Move all expanders to
6475 vector.md from altivec.md. Rename insn matching functions to be
6477 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
6478 (altivec_vcmp*): Ditto.
6479 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
6480 (VM): New iterator for moves that includes the VSX types.
6481 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
6482 (altivec_vperm_<mode>_uns): New, for unsigned types.
6483 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
6484 (altivec_eq<mode>): Ditto.
6485 (altivec_gt<mode>): Ditto.
6486 (altivec_gtu<mode>): Ditto.
6487 (altivec_eqv4sf): Ditto.
6488 (altivec_gev4sf): Ditto.
6489 (altivec_gtv4sf): Ditto.
6490 (altivec_vcmpbfp_p): Ditto.
6492 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
6494 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
6497 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6500 * config/i386/i386.c (output_387_ffreep): Rewrite to use
6501 ASM_SHORT instead of .word.
6502 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
6503 instead of .word in asm template.
6505 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
6508 * ira-lives.c (bb_has_abnormal_call_pred): New function.
6509 (process_bb_node_lives): Use it.
6511 * ira.c (setup_cover_and_important_classes): Don't setup
6512 ira_important_class_nums. Add cover classes to the end of
6514 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
6516 (find_reg_class_closure): Use reorder_important_classes.
6518 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
6520 * config/i386/i386.c (i386_ira_cover_classes): New function.
6521 (TARGET_IRA_COVER_CLASSES): Redefine.
6523 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
6524 importance of order of cover classes in the array.
6526 2009-07-22 Diego Novillo <dnovillo@google.com>
6528 * tree-pass.h (TDF_EH): Define.
6529 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
6530 contains TDF_EH, print the EH region number holding GS.
6531 * tree-dump.c (dump_options): Add "eh".
6532 * doc/invoke.texi: Document it.
6534 2009-07-22 Doug Kwan <dougkwan@google.com>
6536 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
6538 2009-07-22 Michael Matz <matz@suse.de>
6540 PR tree-optimization/35229
6541 PR tree-optimization/39300
6543 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
6544 (inhibit_phi_insertion): New function.
6545 (insert_into_preds_of_block): Call it for REFERENCEs.
6546 (init_pre): Initialize and finalize scalar evolutions.
6547 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
6549 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
6551 * config/i386/predicates.md (zero_extended_scalar_load_operand):
6552 Use CONST_VECTOR_NUNITS to determine number of elements.
6554 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
6556 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
6557 (U, W): Constraints are now deprecated and will be removed if we
6559 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
6561 ("prefetch"): Add the stcmh instruction for prefetching.
6562 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
6564 (s390_short_displacement): Return always true if compiling for
6565 machines not providing the long displacement facility.
6566 (s390_mem_constraint): Support the new constraint letter Z.
6567 (s390_check_qrst_address): New function.
6569 2009-07-21 DJ Delorie <dj@redhat.com>
6571 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
6574 2009-07-21 Jason Merrill <jason@redhat.com>
6576 * c-common.c (max_tinst_depth): Increase default to 1024.
6578 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
6580 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
6581 (vec_unpacku_float_lo_v4si): Ditto.
6583 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
6586 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
6587 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
6588 (builtin_description): Add __builtin_ia32_cvtudq2ps.
6589 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
6591 2009-07-21 Jakub Jelinek <jakub@redhat.com>
6593 PR tree-optimization/40813
6594 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
6597 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
6599 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
6600 with a NOP_EXPR if needed.
6602 2009-07-21 Paul Brook <paul@codesourcery.com>
6604 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
6605 Terminate debug dump with newline.
6607 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6609 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
6610 Cast "1" to unsigned HOST_WIDE_INT.
6611 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
6612 deposit length to the maximum length - lsb. Extend length if
6613 HOST_BITS_PER_WIDE_INT is 32.
6615 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
6617 * cgraph.h (constant_pool_htab): New function.
6618 (constant_descriptor_tree): Move from varasm.c.
6619 * varasm.c (constant_pool_htab): New function.
6620 (constant_descriptor_tree): Move to cgraph.h.
6622 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
6624 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
6626 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
6628 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
6631 2009-07-20 Xinliang David Li <davidxl@google.com>
6633 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
6635 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
6637 * config/mips/mips.md (move_type): Add arith.
6638 (type): Handle arith.
6639 (zero_extendsidi2): Rename this into ...
6640 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
6641 (zero_extendsidi2): New expander.
6642 (*zero_extendsidi2_dext): New pattern.
6644 2009-07-20 Nick Clifton <nickc@redhat.com>
6646 * config.gcc (mips64-*-*): Add definition of tm_defines in order
6647 to set MIPS_ABI_DEFAULT.
6648 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
6650 2009-07-20 Jakub Jelinek <jakub@redhat.com>
6652 * tree-object-size.c (addr_object_size): Handle unions with
6653 array in it as last field of structs in __bos (, 1) as __bos (, 0).
6655 PR tree-optimization/40792
6656 * tree.c (build_function_type_skip_args): Remove bogus assert.
6658 2009-07-20 Jan Hubicka <jh@suse.cz>
6659 Martin Jambor <mjambor@suse.cz>
6661 * cgraph.h (combined_args_to_skip): New field.
6662 * cgraph.c (cgraph_create_virtual_clone): Properly handle
6663 combined_args_to_skip and args_to_skip.
6664 * tree-inline.c (update_clone_info): New function.
6665 (tree_function_versioning): Call update_clone_info.
6666 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
6668 (cgraph_materialize_all_clones): More extensive dumping, working
6669 with combined_args_to_skip rather than args_to_skip.
6671 2009-07-20 Ira Rosen <irar@il.ibm.com>
6673 * tree-vectorizer.h (vectorizable_condition): Add parameters.
6674 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
6675 (get_initial_def_for_reduction): Likewise.
6676 (vectorizable_reduction): Skip the check of first operand in case
6677 of COND_EXPR. Add check that it is outer loop vectorization if
6678 nested cycle was detected. Call vectorizable_condition() for
6679 COND_EXPR. If reduction epilogue cannot be created do not fail for
6680 nested cycles (if it is not double reduction). Assert that there
6681 is only one type in the loop in case of COND_EXPR. Call
6682 vectorizable_condition() to vectorize COND_EXPR.
6683 * tree-vect-stmts.c (vectorizable_condition): Update comment.
6684 Add parameters. Allow nested cycles if called from
6685 vectorizable_reduction(). Use reduction vector variable if provided.
6686 (vect_analyze_stmt): Call vectorizable_reduction() before
6687 vectorizable_condition().
6688 (vect_transform_stmt): Update call to vectorizable_condition().
6690 2009-07-20 Christian Bruel <christian.bruel@st.com>
6692 * config/sh/sh.opt (-mfmovd): Resurrect and document.
6693 * doc/invoke.texi (-mfmovd): Likewise.
6694 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
6696 2009-07-20 Jan Hubicka <jh@suse.cz>
6698 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
6699 when handling SSA name.
6701 2009-07-19 Jan Hubicka <jh@suse.cz>
6703 PR tree-optimization/40676
6704 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
6705 virtual PHIs in empty BBs.
6707 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6709 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
6710 re-expanded the compound use gen_lowpart instead to convert to the
6713 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6715 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
6716 OUTER_CONST arguments.
6717 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
6718 the new wider mode will be masked off.
6719 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
6721 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6723 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
6724 high-order bits are zero.
6726 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6728 * combine.c (simplify_shift_const_1): Split code to determine
6730 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
6731 new bits shifted in are identical to the old sign bit.
6733 2009-07-18 Richard Guenther <rguenther@suse.de>
6736 * gimplify.c (gimplify_call_expr): Reject code using results from
6737 functions returning void.
6739 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
6741 * doc/md.texi: Document the new PowerPC "es" constraint.
6742 Document that "m" can include automodified addresses on this target,
6743 and explain how %U must be used. Extend the "Q" and "Z" documentation
6744 to suggest "es" as well as "m".
6745 * config/rs6000/constraints.md (es): New memory constraint.
6746 (Q, Z): Update strings to match new documentation.
6748 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
6750 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
6751 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
6752 * config/rs6000/predicates.md (volatile_mem_operand): Use
6753 offsettable_nonstrict_memref_p.
6754 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
6755 (*floatunssidf2_internal): Likewise.
6756 (*fix_truncdfsi2_internal): Likewise.
6757 (*fix_trunctfsi2_internal): Likewise.
6759 2009-07-17 Anatoly Sokolov <aesok@post.ru>
6761 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
6763 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6765 2009-07-17 Richard Guenther <rguenther@suse.de>
6768 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
6769 (pass_warn_unused_result): Likewise.
6770 (TODO_set_props): Remove.
6771 * omp-low.c (diagnose_omp_structured_block_errors): Change to
6773 (pass_diagnose_omp_blocks): Define.
6774 * c-decl.c (pop_file_scope): Do not finalize the CU here.
6775 (c_gimple_diagnostics_recursively): Remove.
6776 (finish_function): Do not call it.
6777 (c_write_global_declarations): Continue after errors.
6778 Finalize the CU here.
6779 * c-gimplify.c (c_genericize): Do not gimplify here.
6780 * c-common.c (c_warn_unused_result): Move ...
6781 * tree-cfg.c (do_warn_unused_result): ... here.
6782 (run_warn_unused_result): New function.
6783 (gate_warn_unused_result): New function.
6784 (pass_warn_unused_result): New pass.
6785 * c-common.h (c_warn_unused_result): Remove.
6786 * flags.h (flag_warn_unused_result): Declare.
6787 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
6788 * opts.c (flag_warn_unused_result): Initialize to false.
6789 * toplev.c (compile_file): Add comment.
6790 * omp-low.c (create_omp_child_function): Do not register
6791 the function with the frontend.
6792 (diagnose_omp_structured_block_errors): Prepare to be
6793 called as optimization pass.
6794 (gate_diagnose_omp_blocks): New function.
6795 (pass_diagnose_omp_blocks): New pass.
6796 * cgraph.h (cgraph_optimize): Remove.
6797 (cgraph_analyze_function): Likewise.
6798 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
6799 * cgraphunit.c (cgraph_lower_function): Lower nested functions
6800 before their parents here.
6801 (cgraph_finalize_function): Not here.
6802 (cgraph_analyze_function): Gimplify functions here.
6803 (cgraph_finalize_compilation_unit): Continue after errors.
6804 Optimize the callgraph from here.
6805 (cgraph_optimize): Make static.
6806 * langhooks.c (write_global_declarations): Finalize the CU.
6807 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
6808 (gimplify_function_tree): Assert we gimplify only once.
6809 Set PROP_gimple_any property.
6810 * tree-nested.c (gimplify_all_functions): New function.
6811 (lower_nested_functions): Gimplify all nested functions.
6812 * gimple.h (diagnose_omp_structured_block_errors): Remove.
6813 * passes.c (init_optimization_passes): Add pass_warn_unused_result
6814 and pass_diagnose_omp_blocks after gimplification. Do not
6815 set TODO_set_props on all_lowering_passes.
6816 (execute_one_pass): Do not handle TODO_set_props.
6817 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
6818 (gimplify.o): Add tree-pass.h dependency.
6819 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
6820 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
6821 (unsave_r): Likewise.
6822 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
6825 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
6827 * doc/service.texi (Service): Restore previously removed link,
6828 which isn't broken after all.
6830 2009-07-17 Richard Guenther <rguenther@suse.de>
6832 PR tree-optimization/40321
6833 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
6834 PHI nodes to the maximal set.
6835 (make_values_for_phi): Add PHI arguments to the maximal set.
6836 (execute_pre): Dump PHI_GEN and the maximal set.
6838 2009-07-17 Jakub Jelinek <jakub@redhat.com>
6841 * gimplify.c (gimplify_conversion): Don't change non-conversions into
6844 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
6846 * doc/extend.texi (Nested Functions): Replace broken link with
6848 * doc/service.texi (Service): Remove broken link.
6850 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
6853 * builtins.c (expand_builtin_memcmp): Use loc instead of
6854 EXPR_LOCATION (exp).
6855 (expand_builtin_strncmp): Likewise.
6857 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
6858 Manuel López-Ibáñez <manu@gcc.gnu.org>
6861 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
6862 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
6863 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
6864 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
6865 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
6866 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
6867 tree-inline.c, c-common.c, c-common.h, gimple.c,
6868 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
6869 convert.c: Add location argument to fold_{unary,binary,ternary},
6870 fold_build[123], build_call_expr, build_size_arg,
6871 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
6872 fold_build1_initializer, fold_build2_initializer,
6873 fold_build3_initializer, fold_build_call_array,
6874 fold_build_call_array_initializer, fold_single_bit_test,
6875 omit_one_operand, omit_two_operands, invert_truthvalue,
6876 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
6877 combine_comparisons, fold_builtin_*, fold_call_expr,
6878 build_range_check, maybe_fold_offset_to_address, round_up,
6881 2009-07-16 Jason Merrill <jason@redhat.com>
6884 * c-common.c (c_common_reswords): Add __is_standard_layout
6886 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
6887 * doc/implement-cxx.texi: New.
6888 * doc/gcc.texi: Include it.
6890 2009-07-16 DJ Delorie <dj@redhat.com>
6892 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
6893 compares that may be indirectly affected by previous instructions.
6895 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6897 * builtins.c (do_mpc_arg2): New.
6898 (fold_builtin_2): Fold builtin cpow.
6899 * real.h (HAVE_mpc_pow): New.
6901 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
6903 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
6904 comparison to skip unprofitable schedule
6906 2009-07-16 Simon Baldwin <simonb@google.com>
6908 * gcc.c (option_map): New flag -no-canonical-prefixes.
6909 * (display_help): Print help text for new flag.
6910 * (process_command): Move options translation and language specifics
6911 and handle new flag early. Use it to set a function pointer to a
6912 prefix builder. Replace make_relative_prefix calls with calls to
6913 the function pointed to. Ignore new flag in regular options handling.
6914 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
6916 2009-07-15 DJ Delorie <dj@redhat.com>
6918 * config/mep/mep.md (sibcall_internal): Change register to avoid
6920 (sibcall_value_internal): Likewise.
6922 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
6924 PR rtl-optimization/40710
6925 * resource.c (mark_target_live_regs): Reset DF problem to LR.
6927 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
6929 * config/mips/mips.md (*extenddi_truncate<mode>,
6930 *extendsi_truncate<mode>): Change type attribute to move_type
6931 with shift_shift. Split out code handling exts from here ...
6932 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
6934 (*extendhi_truncateqi): Change type attribute to move_type with
6935 shift_shift. Split out code handling exts from here ...
6936 (*extendhi_truncateqi_exts): ... to this new pattern.
6938 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
6940 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
6941 instead of "and" with inverted sign bit mask value. Use
6942 "nonimmediate_operand" for operand 1 and operand 2 predicate.
6943 Allocate registers only for operand 4 and operand 5.
6945 2009-07-15 Jakub Jelinek <jakub@redhat.com>
6948 * fold-const.c (fold_cond_expr_with_comparison): When folding
6949 < and <= to MIN, make sure the MIN uses the same type as the
6950 comparison's operands.
6952 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
6954 * arm.md (ior_xor): New code iterator.
6955 (split for ior/xor with shift and zero-extend): New split pattern.
6956 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
6958 2009-07-15 Richard Guenther <rguenther@suse.de>
6960 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
6963 2009-07-15 Richard Guenther <rguenther@suse.de>
6966 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
6968 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
6970 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
6971 handle 2.6.30 kernel.
6973 2009-07-15 DJ Delorie <dj@redhat.com>
6975 * config/mep/mep.md (sibcall_internal): Change register to allow
6976 for 24-bit addresses.
6977 (sibcall_value_internal): Likewise.
6979 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
6981 * doc/invoke.texi: Added descriptions of the scheduling heuristics
6982 that are enabled/disabled by the flags introduced by a previous patch.
6984 2009-07-14 DJ Delorie <dj@redhat.com>
6986 * config/mep/mep.md (sibcall_internal): Include non-toggling
6988 (sibcall_value_internal): Likewise.
6990 2009-07-14 Taras Glek <tglek@mozilla.com>
6991 Rafael Espindola <espindola@google.com>
6993 * doc/sourcebuild.texi: Document install-plugin target.
6994 * configure.ac: Added install-plugin target to language makefiles.
6995 * configure: Regenerate.
6996 * Makefile.in: (install-plugin): Install more headers,
6997 depend on lang.install-plugin.
6999 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7001 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
7004 2009-07-14 DJ Delorie <dj@redhat.com>
7006 * config/mep/mep.c (mep_vliw_jmp_match): New function.
7007 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
7008 * config/mep/mep.md (sibcall_internal): Change test from
7009 mep_vliw_mode_match to mep_vliw_jmp_match.
7010 (sibcall_value_internal): Likewise.
7012 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
7014 * config/i386/sse.md (copysign<mode>3): New expander.
7015 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
7016 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
7017 Use ix86_build_const_vector.
7018 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
7019 IX86_BUILTIN_CPYSGNPD.
7020 (builtin_description): Add __builtin_ia32_copysignps and
7021 __builtin_ia32_copysignpd.
7022 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
7023 and BUILT_IN_COPYSIGNF.
7025 2009-07-13 Jason Merrill <jason@redhat.com>
7027 * builtins.c (can_trust_pointer_alignment): New fn.
7028 (get_pointer_alignment): Factor it out from here.
7029 * tree.h: Declare it.
7031 2009-07-14 David Edelsohn <edelsohn@gnu.org>
7033 * config/rs6000/predicates.md (offsettable_mem_operand): Test
7036 2009-07-14 Dodji Seketeli <dodji@redhat.com>
7040 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
7042 2009-07-14 Richard Guenther <rguenther@suse.de>
7043 Andrey Belevantsev <abel@ispras.ru>
7046 * cfgexpand.c (partition_stack_vars): Do not bother to update
7047 alias information when not optimizing.
7049 2009-07-14 Richard Guenther <rguenther@suse.de>
7050 Andrey Belevantsev <abel@ispras.ru>
7052 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
7053 (pt_solution_set): Likewise.
7054 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
7055 * tree-ssa-structalias.c (pt_solution_set): New function.
7056 * final.c (rest_of_clean_state): Free SSA data structures.
7057 * print-rtl.c (print_decl_name): Remove.
7058 (print_mem_expr): Implement in terms of print_generic_expr.
7059 * alias.c (ao_ref_from_mem): New function.
7060 (rtx_refs_may_alias_p): Likewise.
7061 (true_dependence): Query alias-export info.
7062 (canon_true_dependence): Likewise.
7063 (write_dependence_p): Likewise.
7064 * tree-dfa.c (get_ref_base_and_extent): For void types leave
7066 * emit-rtl.c (component_ref_for_mem_expr): Remove.
7067 (mem_expr_equal_p): Use operand_equal_p.
7068 (set_mem_attributes_minus_bitpos): Do not use
7069 component_ref_for_mem_expr.
7070 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
7071 (update_alias_info_with_stack_vars): Likewise.
7072 (partition_stack_vars): Call update_alias_info_with_stack_vars.
7073 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
7074 explicitly nor clear stmt operands.
7075 Free the decl-to-pointer map.
7076 * tree-optimize.c (execute_free_datastructures): Do not free
7077 SSA data structures here.
7078 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
7079 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
7080 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
7082 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
7084 2009-07-13 DJ Delorie <dj@redhat.com>
7086 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
7087 unrolling at the right iteration count.
7089 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
7092 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7094 * haifa-sched.c (rank_for_schedule): Introduced flags to
7095 enable/disable individual scheduling heuristics.
7096 * common.opt: Introduced flags to enable/disable individual
7097 heuristics in the scheduler.
7098 * doc/invoke.texi: Introduced flags to enable/disable individual
7099 heuristics in the scheduler.
7101 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
7103 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
7104 config/i386/mingw-tls.c.
7105 * config/i386/mingw-tls.c: Removed.
7107 2009-07-13 Ira Rosen <irar@il.ibm.com>
7109 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
7110 checks access only relevant statements.
7111 (vectorizable_reduction): Likewise.
7113 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
7115 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
7116 just for 32-bit case.
7118 2009-07-12 Jan Hubicka <jh@suse.cz>
7120 PR tree-optimization/40585
7121 * except.c (expand_resx_expr): When there already is resume
7122 instruction, produce linked list.
7123 (build_post_landing_pads): Assert that resume is empty.
7124 (connect_post_landing_pads): Handle resume lists.
7125 (dump_eh_tree): Dump resume list.
7127 2009-07-12 Ira Rosen <irar@il.ibm.com>
7129 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
7130 with additional argument.
7131 * tree-vectorizer.h (enum vect_def_type): Add
7132 vect_double_reduction_def.
7133 (vect_is_simple_reduction): Add argument.
7134 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
7136 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
7137 vect_is_simple_reduction with additional argument.
7138 (vect_analyze_loop_operations): Handle exit phi nodes in case of
7140 (reduction_code_for_scalar_code): Handle additional codes by
7141 returning ERROR_MARK for them. Fix comment and indentation.
7142 (vect_is_simple_reduction): Fix comment, add argument to specify
7143 double reduction. Detect double reduction.
7144 (get_initial_def_for_induction): Fix indentation.
7145 (get_initial_def_for_reduction): Fix comment and indentation.
7146 Handle double reduction. Create initial definitions that do not
7147 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
7148 (vect_create_epilog_for_reduction): Fix comment, add argument to
7149 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
7150 epilogue result extraction. Create double reduction phi node and
7151 replace relevant uses.
7152 (vectorizable_reduction): Call vect_is_simple_reduction with
7153 additional argument. Fix indentation. Update epilogue code treatment
7154 according to the changes in reduction_code_for_scalar_code. Check
7155 for double reduction. Call vect_create_epilog_for_reduction with
7156 additional argument.
7157 * tree-vect-stmts.c (process_use): Handle double reduction, update
7159 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
7160 (vect_get_vec_def_for_operand): Likewise.
7162 2009-07-12 Danny Smith <dansmister@gmail.com>
7164 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
7165 dllexport if !TREE_PUBLIC.
7166 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
7168 2009-07-11 Anatoly Sokolov <aesok@post.ru>
7170 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
7171 (avr_extra_arch_macro) Remove declatation.
7172 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
7173 (avr_extra_arch_macro) Declare as static.
7174 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
7176 2009-07-11 Jan Hubicka <jh@suse.cz>
7179 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
7181 2009-07-11 Jakub Jelinek <jakub@redhat.com>
7184 * dwarf2out.c (dw_fde_struct): Add in_std_section and
7185 cold_in_std_section bits.
7186 (dwarf2out_begin_prologue): Initialize them.
7187 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
7188 if already covered by text_section or cold_text_section range.
7190 PR rtl-optimization/40667
7191 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
7192 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
7193 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
7194 * config/i386/i386.c (ix86_minimum_alignment): New function.
7195 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
7196 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
7197 * emit-rtl.c (gen_reg_rtx): Likewise.
7198 * function.c (assign_parms): Likewise. If nominal_type needs
7199 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
7200 rather than passed_type's alignment.
7203 * function.c (assign_parm_setup_stack): Adjust
7204 MEM_OFFSET (data->stack_parm) if promoted_mode is different
7205 from nominal_mode on big endian.
7207 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
7209 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
7211 2009-07-10 DJ Delorie <dj@redhat.com>
7213 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
7215 2009-07-10 Mark Mitchell <mark@codesourcery.com>
7217 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
7219 (thumb2_cbnz): Likewise.
7221 2009-07-10 David Daney <ddaney@caviumnetworks.com>
7224 * config.gcc (supported_defaults): Add synci.
7225 (with_synci): Add validation.
7226 (all_defaults): Add synci.
7227 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
7230 * config/mips/mips.opt (msynci): New option.
7231 * config/mips/mips.c (mips_override_options): Warn on use of
7232 -msynci for targets that do now support it.
7233 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7235 * gcc/doc/invoke.texi (-msynci): Document the new option.
7236 * doc/install.texi (--with-synci): Document the new option.
7238 2009-07-10 Richard Guenther <rguenther@suse.de>
7240 PR tree-optimization/40496
7241 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
7242 the PHI result with a compatible type.
7244 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
7248 * c.opt (Wunused-result): New.
7249 * doc/invoke.texi: Document it.
7250 * c-common.c (c_warn_unused_result): Use it.
7252 2009-07-09 DJ Delorie <dj@redhat.com>
7254 * targhooks.c (default_target_can_inline_p): Rename from
7255 default_target_option_can_inline_p.
7256 * targhooks.h (default_target_can_inline_p): Likewise.
7257 * target-def.h (TARGET_CAN_INLINE_P): Rename from
7258 TARGET_OPTION_CAN_INLINE_P.
7259 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
7260 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
7261 (mep_target_can_inline_p): Rename from
7262 mep_target_option_can_inline_p.
7265 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
7266 registers used to pass vectors.
7268 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
7270 2009-07-09 Tom Tromey <tromey@redhat.com>
7272 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
7273 * config/mmix/mmix.c: Include dwarf2.h.
7274 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
7275 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
7276 * config/sh/sh.c: Include dwarf2.h.
7277 * config/i386/i386.c: Include dwarf2.h.
7278 * Makefile.in (DWARF2_H): Remove 'elf'.
7279 * except.c: Include dwarf2.h.
7280 * unwind-dw2.c: Include dwarf2.h.
7281 * dwarf2out.c: Include dwarf2.h.
7282 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
7283 * unwind-dw2-fde.c: Include dwarf2.h.
7284 * dwarf2asm.c: Include dwarf2.h.
7286 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7288 * haifa-sched.c (insn_finishes_cycle_p): New static function.
7289 (max_issue): Use it.
7290 * sched-int.h (struct sched_info: insn_finishes_block_p): New
7292 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
7293 (region_sched_info): Update.
7294 * sched-ebb.c (ebb_sched_info): Update.
7295 * modulo-sched.c (sms_sched_info): Update.
7296 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
7298 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7300 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
7302 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
7304 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
7306 2009-07-09 Jakub Jelinek <jakub@redhat.com>
7309 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
7310 arg1 with arg01 if arg1 is already INTEGER_CST.
7312 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7314 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
7315 Transform (and (truncate)) into (truncate (and)).
7317 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7319 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
7320 creating LHS paradoxical subregs. Fix surrounding returns to
7321 use NULL_RTX rather than 0.
7323 2009-07-08 DJ Delorie <dj@redhat.com>
7325 * config/mep/mep.c: (mep_option_can_inline_p): New.
7326 (TARGET_OPTION_CAN_INLINE_P): Define.
7328 2009-07-08 Mark Wielaard <mjw@redhat.com>
7331 * dwarf2out.c (add_data_member_location_attribute): When we have
7332 only a constant offset don't emit a new location description using
7333 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
7336 2009-07-08 Richard Henderson <rth@redhat.com>
7339 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
7340 (enum reg_class): Add CLOBBERED_REGS.
7341 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
7342 * config/i386/i386.c (ix86_conditional_register_usage): Moved
7343 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
7344 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
7345 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
7346 force 64-bit sibcalls into R11.
7347 * config/i386/constraints.md (U): New constraint.
7348 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
7349 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
7350 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
7352 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
7354 * basic-block.h (dump_regset, debug_regset): Remove duplicate
7356 * c-objc-common.h (c_initialize_diagnostics): Ditto.
7357 * ebitmap.h (dump_ebitmap): Ditto.
7358 * optabs.h (optab_libfunc): Ditto.
7359 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
7360 * tree-flow.h (vect_can_force_dr_alignment_p,
7361 get_vectype_for_scalar_type): Ditto.
7362 (vectorize_loops): Move prototype to ...
7363 * tree-vectorizer.h: ... here. Also, adjust comment.
7364 (vect_set_verbosity_level): Remove duplicate prototype.
7365 * tree-ssa-loop.c: Include tree-vectorizer.h.
7366 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
7368 2009-07-08 Nick Clifton <nickc@redhat.com>
7370 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
7373 2009-07-08 DJ Delorie <dj@redhat.com>
7375 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
7376 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
7377 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
7379 * config/mep/intrinsics.md: Regenerated.
7380 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
7381 registers when asm() or calls are detected.
7383 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
7386 * gimplify.c (gimplify_expr): Propagate no_warning flag when
7388 * gimple (gimple_build_call_from_tree): Likewise.
7389 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
7390 no_warning flag before warning.
7392 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7394 * tree.c (set_expr_locus): Remove.
7395 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
7396 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
7398 * gimplify.c (internal_get_tmp_var): Likewise.
7399 (gimplify_call_expr): Likewise.
7400 (gimplify_one_sizepos): Likewise.
7402 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
7405 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
7406 to variables for debugging purposes.
7408 2009-06-23 Mark Loeser <mark@halcy0n.com>
7411 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
7413 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7415 * pretty-print.c (pp_base_format): Remove %J.
7416 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7417 gcc_cxxdiag_char_table): Likewise.
7418 (init_dynamic_diag_info): Likewise.
7420 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7422 * pretty-print.c (pp_base_format): Remove %H.
7423 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7424 gcc_cxxdiag_char_table): Likewise.
7425 (init_dynamic_diag_info): Likewise.
7426 * config/mep/mep.c (mep_select_section): Likewise.
7428 2009-07-07 Duncan Sands <baldrick@free.fr>
7430 * final.c (pass_clean_state): Give the pass a name.
7431 * passes.c (pass_rest_of_compilation): Likewise.
7432 * tree-optimize.c (pass_all_optimizations): Likewise.
7434 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
7436 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
7437 an extra 'decl' for error_at.
7439 2009-07-07 Jakub Jelinek <jakub@redhat.com>
7442 * tree-tailcall.c (adjust_return_value_with_ops,
7443 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
7444 if it has complex or vector type.
7446 2009-07-07 Olivier Hainque <hainque@adacore.com>
7448 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
7451 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
7453 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
7455 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7457 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
7458 * c-decl.c: Likewise.
7459 * function.c: Likewise.
7460 * varasm.c: Likewise.
7461 * tree-ssa.c: Likewise.
7462 * c-common.c: Likewise.
7463 * tree-cfg.c: Likewise.
7464 * config/spu/spu.c: Likewise.
7465 * config/ia64/ia64.c: Likewise.
7466 * config/v850/v850.c: Likewise.
7468 2009-07-06 DJ Delorie <dj@redhat.com>
7470 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
7471 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
7472 unspecified accesses to control registers.
7473 * config/mep/intrinsics.md: Regenerate.
7474 * config/mep/intrinsics.h: Regenerate.
7475 * config/mep/mep-intrin.h: Regenerate.
7477 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7479 * c-lex.c: Replace %H by an explicit location. Update all calls.
7480 * c-common.c: Likewise.
7481 * c-decl.c: Likewise.
7482 * c-typeck.c: Likewise.
7483 * fold-const.c: Likewise.
7484 * gimplify.c: Likewise.
7486 * tree-cfg.c: Likewise.
7487 * tree-ssa-loop-niter.c: Likewise.
7488 * tree-vrp.c: Likewise.
7489 * value-prof.c: Likewise.
7491 2009-07-06 Diego Novillo <dnovillo@google.com>
7493 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
7494 if it has one. Handle cases where VAR does not have an
7495 annotation or cfun is NULL.
7497 2009-07-06 Diego Novillo <dnovillo@google.com>
7499 * tree.c: Include debug.h.
7500 (initialize_tree_contains_struct): New.
7501 (init_ttree): Call it.
7502 (tree_node_structure_for_code): Factor out of ...
7503 (tree_node_structure): ... here.
7504 * treestruct.def (TS_PHI_NODE): Remove.
7505 (TS_GIMPLE_STATEMENT): Remove.
7507 2009-07-06 Diego Novillo <dnovillo@google.com>
7509 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
7510 (debug_tree_chain): Handle cycles.
7512 2009-07-06 Nick Clifton <nickc@redhat.com>
7513 DJ Delorie <dj@redhat.com>
7515 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
7516 __FMOVD_ENABLED__ is defined.
7518 (TARGET_FMOVD): Provide a default definition.
7519 (MASK_FMOVD): Likewise.
7520 (TARGET_CPU_CPP_BUILTINS): Define
7521 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
7522 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
7523 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
7524 (split for DF load from memory into register): Also handle
7525 MEMs which consist of REG+DISP addressing.
7526 (split for DF store from register to memory): Likewise.
7527 (movsf_ie): Always use single fp_mode.
7528 * config/sh/sh.c (sh_override_options): Do not automatically
7529 enable TARGET_MOVD for the SH2A when supporting doubles - leave
7530 that to the -mfmovd command line switch.
7531 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
7532 (fldi_ok): Always allow.
7533 * config/sh/sh.opt (mfmovd): Remove this switch.
7534 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
7536 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
7537 Kaz Kojima <kkojima@gcc.gnu.org>
7539 PR rtl-optimization/30807
7540 * postreload.c (reload_combine): For every new use of REG_SUM,
7541 record the use of BASE.
7543 2009-07-06 Jan Hubicka <jh@suse.cz>
7545 * params.def: Revert my accidental commit at 2009-06-30.
7547 2009-07-04 Ian Lance Taylor <iant@google.com>
7550 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
7552 (mingw_format_attribute_overrides): Likewise.
7554 2009-07-04 Jakub Jelinek <jakub@redhat.com>
7557 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
7558 don't check cfa.reg. Instead of cfa.indirect use
7559 fde && fde->drap_reg != INVALID_REGNUM test.
7561 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
7563 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
7565 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
7568 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
7570 2009-07-03 Richard Guenther <rguenther@suse.de>
7572 PR tree-optimization/40640
7573 * tree-switch-conversion.c (build_arrays): Perform arithmetic
7576 2009-07-03 Jan Hubicka <jh@suse.cz>
7578 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
7579 for size, reduce amount of inlining.
7581 2009-07-03 Richard Guenther <rguenther@suse.de>
7584 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
7585 if t +- x is known to not overflow and the conversion widens the
7587 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
7589 2009-07-03 Jan Hubicka <jh@suse.cz>
7591 * ipa-pure-const.c (analyze): Update loop optimizer init.
7592 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
7593 try_remove_empty_loop, remove_empty_loops): Remove.
7594 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
7595 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
7596 to mark regular loops as neccesary.
7597 (degenerate_phi_p): New function.
7598 (propagate_necessity, remove_dead_phis): Use it.
7599 (forward_edge_to_pdom): Likewise.
7600 (eliminate_unnecessary_stmts): Take care to remove uses of results of
7601 virtual PHI nodes that became unreachable.
7602 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
7603 * tree-flow.h (remove_empty_loops): Remove.
7604 * passes.c (init_optimization_passes): Remove.
7606 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
7608 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
7609 can_create_pseudo_p.
7610 (*fix_trunc<mode>_i387_1): Ditto.
7611 (*floathi<mode>2_1): Ditto.
7612 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
7613 (*fistdi2_1): Ditto.
7614 (*fist<mode>2_1): Ditto.
7615 (frndintxf2_floor): Ditto.
7616 (*fist<mode>2_floor_1): Ditto.
7617 (frndintxf2_ceil): Ditto.
7618 (*fist<mode>2_ceil_1): Ditto.
7619 (frndintxf2_trunc): Ditto.
7620 (frndintxf2_mask_pm): Ditto.
7621 (fxam<mode>2_i387_with_temp): Ditto.
7622 * config/i386/sse.md (mulv16qi3): Ditto.
7623 (*sse2_mulv4si3): Ditto.
7625 (sse4_2_pcmpestr): Ditto.
7626 (sse4_2_pcmpistr): Ditto.
7628 2009-07-03 Jan Hubicka <jh@suse.cz>
7630 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
7631 (mark_stmt_necessary): Set it.
7632 (mark_operand_necessary): Set it.
7633 (mark_control_dependent_edges_necessary): Set it.
7634 (mark_virtual_phi_result_for_renaming): New function.
7635 (get_live_post_dom): New function.
7636 (forward_edge_to_pdom): New function.
7637 (remove_dead_stmt): Fix handling of control dependences.
7638 (tree_dce_init): Init new bitmap.
7639 (tree_dce_done): Free it.
7641 2009-07-02 Richard Guenther <rguenther@suse.de>
7644 * tree-ssa-structalias.c (new_var_info): Initialize
7647 2009-07-02 Jan Hubicka <jh@suse.cz>
7649 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
7652 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
7654 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
7655 instead of recomputing it. Adjust calls.
7656 (emit_store_flag): Adjust recursive calls.
7658 2009-07-02 Richard Guenther <rguenther@suse.de>
7660 * tree-ssa-live.c (remove_unused_locals): Do not remove
7662 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
7663 of DECL_EXTERNAL for HEAP variables.
7664 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
7665 HEAP variables. Do not adjust RESTRICT vars.
7666 (find_what_var_points_to): Nobody cares if something
7669 2009-07-02 Ben Elliston <bje@au.ibm.com>
7671 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
7672 pc_low and pc_high declarations to the top of the function.
7674 2009-07-01 DJ Delorie <dj@redhat.com>
7676 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
7678 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
7679 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
7680 unspecified accesses to control registers.
7681 * config/mep/intrinsics.md: Regenerate.
7682 * config/mep/intrinsics.h: Regenerate.
7683 * config/mep/mep-intrin.h: Regenerate.
7685 2009-07-01 Anthony Green <green@moxielogic.com>
7687 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
7688 instruction when possible.
7689 (moxie_expand_prologue): Ditto. Also, save an instruction and
7690 some complexity by popping off of $r12 instead of $sp.
7691 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
7694 2009-07-01 Richard Henderson <rth@redhat.com>
7697 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
7698 contained no insns, reposition note before last insn.
7700 2009-07-01 Richard Henderson <rth@redhat.com>
7703 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
7704 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
7706 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
7709 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
7710 darwin9 for printing reg addresses with %y.
7712 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
7714 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
7715 truncation from operands in binary operations.
7717 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
7720 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
7721 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
7722 subreg of op0 to the original op0.
7724 * expmed.c (store_bit_field_1): Use a temporary as the destination
7725 instead of a paradoxical subreg when we need to truncate the result.
7727 2009-07-01 DJ Delorie <dj@redhat.com>
7729 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
7730 names to VLIW variants.
7731 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
7732 * config/mep/intrinsics.md: Regenerate.
7733 * config/mep/intrinsics.h: Regenerate.
7734 * config/mep/mep-intrin.h: Regenerate.
7736 2009-07-01 Jakub Jelinek <jakub@redhat.com>
7739 * jump.c (returnjump_p): Revert last patch.
7740 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
7742 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7745 * pa.md (casesi32p): Use jump table label to determine the offset
7747 (casesi64p): Likewise.
7749 * pa.c (forward_branch_p): Return bool type. Use instruction
7750 addresses when available. Assert that INSN has a jump label.
7751 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
7754 2009-07-01 Richard Guenther <rguenther@suse.de>
7756 PR tree-optimization/19831
7757 * tree-ssa-dce.c (propagate_necessity): Calls to functions
7758 that only act as barriers do not make any previous stores necessary.
7759 * tree-ssa-structalias.c (handle_lhs_call): Delay making
7760 HEAP variables global, do not add a constraint from nonlocal.
7761 (find_func_aliases): Handle escapes through return statements.
7762 (compute_points_to_sets): Make escaped HEAP variables global.
7764 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
7767 * expmed.c (emit_store_flag): Perform a conversion if necessary,
7768 after reducing a DImode cstore to SImode.
7770 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
7772 * expr.c (expand_expr_real_1): Reinstate fallthrough to
7773 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
7775 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
7777 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
7778 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
7780 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
7781 and umod_optab if TARGET_BSD_DIVMOD.
7782 * config/vax/lib1funcs.asm: New file.
7783 * config/vax/t-linux: New file.
7784 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
7786 2009-06-30 Jakub Jelinek <jakub@redhat.com>
7789 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
7790 to type arguments that have void type.
7793 * dwarf2out.c (gen_formal_parameter_die): Call
7794 equate_decl_number_to_die if node is different from origin.
7796 2009-06-30 Anthony Green <green@moxielogic.com>
7798 Clean up moxie port for --enable-build-with-cxx.
7799 * config/moxie/moxie.c (moxie_function_value): First two
7800 parameters are const_tree, not tree.
7801 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
7802 (REG_CLASS_NAMES): Ditto.
7803 (REGNO_REG_CLASS): Ditto.
7804 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
7805 (moxie_function_value): Fix constyness of arguments.
7807 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
7809 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
7810 finalize_size_functions before further processing.
7811 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
7812 (variable_size): Call self_referential_size on size expressions
7813 that contain a PLACEHOLDER_EXPR.
7814 (size_functions): New static variable.
7815 (copy_self_referential_tree_r): New static function.
7816 (self_referential_size): Likewise.
7817 (finalize_size_functions): New global function.
7818 * tree.c: Include tree-inline.h.
7819 (push_without_duplicates): New static function.
7820 (find_placeholder_in_expr): New global function.
7821 (substitute_in_expr) <tcc_declaration>: Return the replacement object
7823 <tcc_expression>: Likewise.
7824 <tcc_vl_exp>: If the replacement object is a constant, try to inline
7825 the call in the expression.
7826 * tree.h (finalize_size_functions): Declare.
7827 (find_placeholder_in_expr): Likewise.
7828 (FIND_PLACEHOLDER_IN_EXPR): New macro.
7829 (substitute_placeholder_in_expr): Update comment.
7830 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
7832 (copy_tree_body_r): Likewise.
7833 (copy_tree_body): New static function.
7834 (maybe_inline_call_in_expr): New global function.
7835 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
7836 (maybe_inline_call_in_expr): Declare.
7837 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
7838 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
7841 2009-06-30 Richard Guenther <rguenther@suse.de>
7843 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
7845 (propagate_necessity): Do not mark reaching defs of stores
7848 2009-06-30 Jan Hubicka <jh@suse.cz>
7850 * cfgloopanal.c (check_irred): Move into ...
7851 (mark_irreducible_loops): ... here; return true if ireducible
7853 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
7854 (analyze_function): Try to prove loop finiteness.
7855 * cfgloop.h (mark_irreducible_loops): Update prototype.
7856 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
7858 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
7860 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
7862 2009-06-30 Ira Rosen <irar@il.ibm.com>
7864 PR tree-optimization/40542
7865 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
7868 2009-06-30 Martin Jambor <mjambor@suse.cz>
7870 PR tree-optimization/40582
7871 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
7872 than useless_type_conversion_p.
7873 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
7876 2009-06-30 Martin Jambor <mjambor@suse.cz>
7879 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
7881 2009-06-30 Richard Guenther <rguenther@suse.de>
7883 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
7884 use ao_ref references.
7885 (walk_aliased_vdefs): Likewise.
7886 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
7887 * tree-ssa-dce.c (struct ref_data): Remove.
7888 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
7889 (mark_aliased_reaching_defs_necessary): Adjust.
7890 (mark_all_reaching_defs_necessary_1): Likewise.
7892 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
7895 * expmed.c (emit_cstore): New name of emit_store_flag_1.
7896 (emit_store_flag_1): Extract from emit_store_flag, adjust
7897 calls to (what now is) emit_cstore.
7898 (emit_store_flag): Call emit_store_flag_1 and also use it
7899 for what used to be recursive calls.
7901 2009-06-30 Wei Guozhi <carrot@google.com>
7904 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
7905 if the target bb post dominates from bb.
7906 * config/i386/i386.c (memory_address_length): Check existence of base
7907 register before using it.
7909 2009-06-30 Nick Clifton <nickc@redhat.com>
7910 DJ Delorie <dj@redhat.com>
7912 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
7913 __FMOVD_ENABLED__ is defined.
7915 (TARGET_FMOVD): Provide a default definition.
7916 (MASK_FMOVD): Likewise.
7917 (TARGET_CPU_CPP_BUILTINS): Define
7918 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
7919 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
7920 two fmov instructions depending upon whether TARGET_FMOVD is
7922 (split for DF load from memory into register): Also handle
7923 MEMs which consist of REG+DISP addressing.
7924 (split for DF store from register to memory): Likewise.
7925 * config/sh/sh.opt (mfmovd): Remove this switch.
7926 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
7927 * config/sh/sh.c (sh_override_options): Do not automatically
7928 enable TARGET_MOVD for the SH2A when supporting doubles - leave
7929 that to the -mfmovd command line switch.
7931 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
7933 (fldi_ok): Always allow.
7934 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
7936 2009-06-29 DJ Delorie <dj@redhat.com>
7938 * doc/install.texi (mep-x-elf): Correct chip's full name.
7940 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
7942 * doc/extend.texi: Fix typo.
7944 2009-06-29 Tom Tromey <tromey@redhat.com>
7947 * Makefile.in (DWARF2_H): New variable.
7949 (dwarf2out.o): Likewise.
7950 (dwarf2asm.o): Likewise.
7951 * config/i386/t-i386: Use DWARF2_H.
7952 * except.c: Include elf/dwarf2.h.
7953 * unwind-dw2.c: Include elf/dwarf2.h.
7954 * dwarf2out.c: Include elf/dwarf2.h.
7955 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
7956 <dtprel>: New field.
7957 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
7958 (size_of_loc_descr): Likewise.
7959 (output_loc_operands_raw): Likewise.
7960 (output_loc_operands): Handle new dtprel field.
7961 (loc_checksum): Update.
7962 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
7963 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
7964 * unwind-dw2-fde.c: Include elf/dwarf2.h.
7965 * dwarf2asm.c: Include elf/dwarf2.h.
7966 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
7967 * config/mmix/mmix.c: Include elf/dwarf2.h.
7968 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
7969 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
7970 * config/sh/sh.c: Include elf/dwarf2.h.
7971 * config/i386/i386.c: Include elf/dwarf2.h.
7973 2009-06-29 DJ Delorie <dj@redhat.com>
7975 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
7977 * doc/extend.texi: Add MeP attributes and pragmas.
7978 * doc/invoke.text: Add MeP Options.
7979 * doc/contrib.texi: Add MeP contribution.
7980 * doc/md.texi: Add MeP constraints.
7981 * doc/install.texi: Add MeP target.
7983 2009-06-30 Anatoly Sokolov <aesok@post.ru>
7985 * target.h (struct gcc_target): Add frame_pointer_required field.
7986 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
7987 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
7988 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
7990 * reload1.c (update_eliminables): (Ditto.).
7991 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
7992 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
7993 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
7995 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
7997 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
7998 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
7999 (arm_frame_pointer_required): New function.
8001 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
8002 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8003 (avr_frame_pointer_required_p): Declare as static.
8004 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
8006 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
8007 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8008 (bfin_frame_pointer_required): Make as static, change return type
8010 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
8012 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
8013 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8014 (cris_frame_pointer_required): New function.
8016 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
8018 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
8019 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8020 (fr30_frame_pointer_required): New function.
8022 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
8023 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8024 (frv_frame_pointer_required): Make as static, change return type
8026 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
8028 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
8029 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8030 (ix86_frame_pointer_required): Make as static, change return type to
8032 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
8034 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
8035 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8037 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
8039 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
8041 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
8043 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
8044 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8045 (mips_frame_pointer_required): Make as static.
8046 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
8048 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
8049 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8050 (mmix_frame_pointer_required): Mew function.
8052 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
8053 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8055 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
8057 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
8059 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
8061 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
8062 (CAN_ELIMINATE): Redefine.
8063 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8064 (sparc_frame_pointer_required): New function.
8065 (sparc_can_eliminate): New function.
8066 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
8068 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
8069 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8071 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
8072 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8073 (xtensa_frame_pointer_required): Make as static, change return type
8075 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
8078 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
8080 * doc/plugins.texi: Document PLUGIN_START_UNIT.
8081 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
8082 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
8083 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
8084 (register_callback): Handle PLUGIN_START_UNIT.
8085 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
8087 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
8089 * tree.c (process_call_operands): Propagate TREE_READONLY from the
8091 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
8092 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
8094 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
8096 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
8099 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
8101 * doc/extend.texi (Additional Floating Types): __float128 is also
8102 supported on i386 targets.
8104 2009-06-29 Richard Guenther <rguenther@suse.de>
8107 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
8109 (pt_solutions_same_restrict_base): Declare.
8110 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
8112 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
8113 (make_constraint_from, make_copy_constraint): Move earlier.
8114 (make_constraint_from_heapvar): New function.
8115 (make_constraint_from_restrict): Likewise.
8116 (handle_lhs_call): Use it.
8117 (find_func_aliases): Use it to track conversions to restrict
8119 (struct fieldoff): Add only_restrict_pointers flag.
8120 (push_fields_onto_fieldstack): Initialize it.
8121 (create_variable_info_for): Track global restrict qualified pointers.
8122 (intra_create_variable_infos): Use make_constraint_from_heapvar.
8123 Track restrict qualified pointer arguments.
8124 (set_uids_in_ptset): Use varinfo is_global_var flag.
8125 (find_what_var_points_to): Set the vars_contains_restrict flag.
8126 Always create the points-to solution for sets including restrict tags.
8127 (pt_solutions_same_restrict_base): New function.
8128 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
8129 qualified pointers use pt_solutions_same_restrict_base as
8130 additional source for disambiguation.
8132 2009-06-29 Richard Guenther <rguenther@suse.de>
8135 * alias.c (find_base_decl): Remove.
8136 (get_deref_alias_set_1): Remove restrict handling.
8137 * c-common.c (c_apply_type_quals_to_decl): Do not set
8138 DECL_POINTER_ALIAS_SET.
8139 * gimplify.c (find_single_pointer_decl_1): Remove.
8140 (find_single_pointer_decl): Likewise.
8141 (internal_get_tmp_var): Remove restrict handling.
8142 (gimple_regimplify_operands): Likewise.
8143 * omp-low.c (expand_omp_atomic_pipeline): Do not set
8144 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
8145 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
8146 * tree.c (restrict_base_for_decl): Remove.
8147 (init_ttree): Do not allocate it.
8148 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
8149 LABEL_DECL_UID for label decls.
8150 (copy_node_stat): Do not copy restrict information.
8151 (decl_restrict_base_lookup): Remove.
8152 (decl_restrict_base_insert): Likewise.
8153 (print_restrict_base_statistics): Likewise.
8154 (dump_tree_statistics): Do not call print_restrict_base_statistics.
8155 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
8156 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
8157 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
8158 (LABEL_DECL_UID): Adjust.
8159 (DECL_BASED_ON_RESTRICT_P): Remove.
8160 (DECL_GET_RESTRICT_BASE): Likewise.
8161 (SET_DECL_RESTRICT_BASE): Likewise.
8162 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
8164 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
8165 instead of DECL_POINTER_ALIAS_SET.
8166 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
8167 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
8168 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
8170 2009-06-29 Richard Guenther <rguenther@suse.de>
8172 PR tree-optimization/40579
8173 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
8174 the IL to simplify has constants that overflowed.
8176 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
8178 PR tree-optimization/40550
8179 * tree-vect-generic.c (expand_vector_operations_1): Compute in
8180 vector_compute_type only when the size of vector_compute_type is
8181 less than the size of type.
8183 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
8185 * fold-const.c (contains_label_1): Fix comments.
8186 (contains_label_p): Do not walk trees multiple time.
8188 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8190 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
8191 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
8192 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
8193 ix86_fp_comparison_operator.
8194 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
8195 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
8196 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
8197 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
8198 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
8199 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
8200 (related splits): Change predicate to ix86_fp_comparison_operator.
8201 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
8202 instead of ix86_fp_comparison_codes.
8203 (ix86_trivial_fp_comparison_operator,
8204 ix86_fp_comparison_operator): New.
8205 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
8206 (ix86_expand_compare): Eliminate last two parameters.
8207 (ix86_fp_jump_nontrivial_p): Kill.
8208 * config/i386/i386.c (put_condition_code): Eliminate call to
8209 ix86_fp_comparison_codes and subsequent assertion.
8210 (ix86_fp_comparison_codes): Eliminate.
8211 (ix86_fp_swap_condition): New.
8212 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
8213 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
8214 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
8215 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
8216 and ix86_fp_swap_condition.
8217 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
8218 Use ix86_fp_comparison_strategy.
8219 (ix86_expand_compare): Likewise. Eliminate last two arguments.
8220 (ix86_fp_jump_nontrivial_p): Eliminate.
8221 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
8222 call to ix86_expand_compare.
8223 (ix86_split_fp_branch, ix86_expand_setcc,
8224 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
8225 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
8227 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8229 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
8230 related to jump_clobbers.
8231 * config/arm/arm.md (conds): Remove jump_clob case.
8232 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
8233 splits): Change comparison_operator to arm_comparison_operator.
8234 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
8237 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8239 * dojump.c (do_compare_rtx_and_jump): Try swapping the
8240 condition for floating point modes.
8241 * expmed.c (emit_store_flag_1): Move here a bigger part
8243 (emit_store_flag): Try swapping the condition for floating point
8245 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
8247 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8249 * expr.c (expand_expr_real_1): Just use do_store_flag.
8250 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
8251 emit_store_flag_force.
8252 * expmed.c (emit_store_flag_force): Copy here trick
8253 previously in expand_expr_real_1. Try reversing the comparison.
8254 (emit_store_flag_1): Work if target is NULL.
8255 (emit_store_flag): Work if target is NULL, using the result mode
8256 from the comparison. Use split_comparison, restructure final part
8257 to simplify conditionals.
8259 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8261 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
8262 * dojump.c (do_jump): Change handling of floating-point
8263 ops to use just do_compare_and_jump.
8264 (split_comparison): New.
8265 (do_compare_rtx_and_jump): Add here logic coming previously
8266 in do_jump, using split_comparison.
8268 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
8271 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
8273 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8275 * tree-ssa-alias.c: Fix unintentional commit.
8277 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8279 * passes.c (execute_one_pass): Fix unintentional commit.
8281 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8283 * df-problems.c (df_set_seen, df_unset_seen): Delete.
8284 (df_rd_local_compute, df_md_local_compute): Inline them.
8286 (df_md_scratch): New.
8287 (df_md_alloc, df_md_free): Allocate/free it.
8288 (df_md_local_compute): Only include live registers in init.
8289 (df_md_transfer_function): Prune the in-set computed by
8290 the confluence function, and the gen-set too.
8292 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8294 PR rtl-optimization/26854
8295 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
8296 * df-problems.c (df_rd_add_problem): Fix comment.
8297 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
8298 df_md_simulate_artificial_defs_at_top,
8299 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
8300 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
8301 df_md_transfer_function, df_md_init, df_md_confluence_0,
8302 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
8303 problem_MD, df_md_add_problem): New.
8304 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
8305 df_md_get_bb_info): New.
8306 (DF_LAST_PROBLEM_PLUS1): Adjust.
8308 * Makefile.in (fwprop.o): Include domwalk.h.
8309 * fwprop.c: Include domwalk.h.
8310 (reg_defs, reg_defs_stack): New.
8311 (bitmap_only_bit_between): Remove.
8312 (process_defs): New.
8313 (process_uses): Use reg_defs and local_md instead of
8314 bitmap_only_bit_between and local_rd.
8315 (single_def_use_enter_block): New, from build_single_def_use_links.
8316 (single_def_use_leave_block): New.
8317 (build_single_def_use_links): Remove code moved to
8318 single_def_use_enter_block, invoke domwalk.
8319 (use_killed_between): Adjust comment.
8321 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8323 * bitmap.h (bitmap_ior_and_into): New.
8324 * bitmap.c (bitmap_ior_and_into): New.
8326 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8328 * domwalk.h (struct dom_walk_data): Remove all callbacks except
8329 before_dom_children_before_stmts and after_dom_children_after_stmts.
8330 Rename the two remaining callbacks to just before_dom_children and
8331 after_dom_children. Remove other GIMPLE statement walking bits.
8332 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
8333 * graphite.c: Do not include domwalk.h.
8334 * tree-into-ssa.c (interesting_blocks): New global.
8335 (struct mark_def_sites_global_data): Remove it and names_to_rename.
8336 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
8337 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
8338 now that they're not domwalk callbacks.
8339 (rewrite_initialize_block): Rename to...
8340 (rewrite_enter_block): ... this, place after called functions. Test
8341 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
8342 (rewrite_finalize_block): Rename to...
8343 (rewrite_leave_block): ... this, place after called functions.
8344 (rewrite_update_init_block): Rename to...
8345 (rewrite_update_enter_block): ... this, place after called functions.
8346 Test interesting_blocks, call rewrite_update_stmt and
8347 rewrite_update_phi_arguments.
8348 (rewrite_update_fini_block): Rename to...
8349 (rewrite_leave_block): ... this, place after called functions.
8350 (rewrite_blocks): Remove last argument, simplify initialization of
8352 (mark_def_sites_initialize_block): Rename to...
8353 (mark_def_sites_block): ... this, call mark_def_sites.
8354 (mark_def_sites_blocks): Remove argument, simplify initialization of
8356 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
8357 (update_ssa): Likewise.
8358 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
8360 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
8361 (dom_opt_initialize_block): Rename to...
8362 (dom_opt_enter_block): ... this, place after called functions. Walk
8363 statements here, inline propagate_to_outgoing_edges.
8364 (dom_opt_finalize_block): Rename to...
8365 (dom_opt_leave_block): ... this, place after called functions.
8366 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
8368 (dse_enter_block, dse_record_phi): New.
8369 (dse_record_phis): Delete.
8370 (dse_finalize_block): Rename to...
8371 (dse_leave_block): ... this.
8372 (tree_ssa_dse): Simplify initialization of walk_data.
8373 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
8374 Adjust initialization of walk_data.
8375 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
8376 * tree-ssa-loop-phiopt.c (get_non_trapping):
8377 Adjust initialization of walk_data.
8378 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
8379 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
8380 it's not a domwalk callback.
8381 (uncprop_initialize_block): Rename to...
8382 (dse_enter_block): ... this, call uncprop_into_successor_phis.
8383 (dse_finalize_block): Rename to...
8384 (dse_leave_block): ... this.
8385 (tree_ssa_uncprop): Simplify initialization of walk_data.
8386 * Makefile.in: Adjust dependencies.
8388 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
8390 * arm.md (casesi): Fix test for Thumb1.
8391 (thumb1_casesi_internal_pic): Likewise.
8392 (thumb1_casesi_dispatch): Likewise.
8394 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
8396 * config/arm/arm-cores.def: Added core cortex-m0.
8397 * config/arm/arm-tune.md: Regenerated.
8398 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
8400 2009-06-26 DJ Delorie <dj@redhat.com>
8402 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
8404 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
8405 the scheduler doesn't tag jump insns.
8407 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
8409 * c-decl.c (merge_decls): Re-indent.
8411 2009-06-26 Janis Johnson <janis187@us.ibm.com>
8414 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
8415 Special-case decimal float constants.
8417 2009-06-26 Richard Henderson <rth@redhat.com>
8419 * function.h (struct function): Add cannot_be_copied_reason,
8420 and cannot_be_copied_set.
8421 * tree-inline.c (has_label_address_in_static_1): Rename from
8422 inline_forbidden_p_2; don't set inline_forbidden_reason here.
8423 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
8424 don't set inline_forbidden_reason.
8425 (copy_forbidden): New function, split out of inline_forbidden_p.
8426 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
8427 (inline_forbidden_p): Use copy_forbidden.
8428 (tree_versionable_function_p): Likewise.
8429 (inlinable_function_p): Merge into tree_inlinable_function_p.
8430 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
8431 * ipa-cp.c (ipcp_versionable_function_p): New function.
8432 (ipcp_cloning_candidate_p): Use it.
8433 (ipcp_node_modifiable_p): Likewise.
8435 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
8437 * builtins.c (expand_builtin_alloca): Handle builtin alloca
8438 that is marked not to be inlined. Remove flag_mudflap use.
8439 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
8440 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
8442 2009-06-26 Steve Ellcey <sje@cup.hp.com>
8445 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
8446 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
8448 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
8450 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
8452 (__mingwthr_remove_key_dtor): Likewise.
8454 2009-06-26 Richard Guenther <rguenther@suse.de>
8456 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
8458 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
8461 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
8462 try the non-cond_exec path also.
8464 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8467 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
8468 (output_cbranch): Use new functions.
8469 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
8472 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
8473 Pat Haugen <pthaugen@us.ibm.com>
8474 Revital Eres <ERES@il.ibm.com>
8476 * config/rs6000/rs6000.c (print_operand): Correct lossage message
8477 for %c error. Add %x support to print VSX registers as a unified
8478 register set, instead of separate float and altivec registers.
8479 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
8480 %y case, and add support for VSX pre-modify addresses.
8481 (output_toc): Add assert for CONST containing an integer constant
8483 (rs6000_adjust_cost): Add POWER7 support.
8484 (insn_must_be_first_in_group): Ditto.
8485 (insn_must_be_last_in_group): Ditto.
8486 (rs6000_emit_popcount): Ditto.
8487 (rs6000_vector_mode_supported_p): Ditto.
8489 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
8490 Change some of the functions called by macros to being called
8491 through a pointer, so debug functions can be inserted if
8492 -mdebug=addr or -mdebug=cost.
8493 (rs6000_preferred_reload_class_ptr): Ditto.
8494 (rs6000_secondary_reload_class_ptr): Ditto.
8495 (rs6000_secondary_memory_needed_ptr): Ditto.
8496 (rs6000_cannot_change_mode_class_ptr): Ditto.
8497 (rs6000_secondary_reload_inner): Ditto.
8498 (rs6000_legitimize_reload_address): Ditto.
8499 (rs6000_legitimize_reload_address_ptr): Ditto.
8500 (rs6000_mode_dependent_address): Ditto.
8501 (rs6000_mode_dependent_address_ptr): Ditto.
8503 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
8504 function to return true if the mode allows reg + integer
8506 (virtual_stack_registers_memory_p): New function to return true if
8507 the address refers to a virtual stack register.
8508 (rs6000_legitimate_offset_address_p): Move code to say whether a
8509 mode supports reg+int addressing to reg_offset_addressing_ok_p and
8511 (rs6000_legitimate_address_p): Add checks for modes that only can
8512 do reg+reg addressing. Start adding VSX support.
8513 (rs6000_legitimize_reload_address): Ditto.
8514 (rs6000_legitimize_address): Ditto.
8515 (rs6000_debug_legitimate_address_p): New debug functions for
8516 -mdebug=addr and -mdebug=cost.
8517 (rs6000_debug_rtx_costs): Ditto.
8518 (rs6000_debug_address_costs): Ditto.
8519 (rs6000_debug_adjust_cost): Ditto.
8520 (rs6000_debug_legitimize_address): Ditto.
8521 (rs6000_legitimize_reload_address_ptr): Point to call normal
8522 function or debug function. Make functions called via pointer
8524 (rs6000_mode_dependent_address_ptr): Ditto.
8525 (rs6000_secondary_reload_class_ptr): Ditto.
8526 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
8527 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
8528 into a friendlier error.
8529 (rs6000_init_builtins): Add initial VSX support.
8530 (rs6000_adjust_cost): Fix some spacing issues.
8532 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
8533 (REG_CLASS_NAMES): Ditto.
8534 (REG_CLASS_CONTENTS): Ditto.
8535 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
8536 pointer, to add -mdebug=addr support.
8537 (CANNOT_CHANGE_MODE_CLASS): Ditto.
8538 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
8539 -mdebug=addr support.
8540 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
8541 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
8542 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
8544 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
8546 (bswapsi*): Set attribute types for load/store. Add combiner
8547 patterns to eliminate zero extend on 64-bit.
8548 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
8549 stdbrx if the hardware supports those instructions.
8551 2009-06-25 Ian Lance Taylor <iant@google.com>
8553 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
8554 (Link Options): Document -static-libstdc++.
8556 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8559 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
8560 DATA_ALIGNMENT instead.
8562 2009-06-25 Richard Guenther <rguenther@suse.de>
8564 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
8565 indirect references against the callused/escaped solutions.
8566 (call_may_clobber_ref_p_1): Likewise.
8568 2009-06-25 Martin Jambor <mjambor@suse.cz>
8570 PR tree-optimization/40493
8571 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
8572 (enum unscalarized_data_handling): New type.
8573 (handle_unscalarized_data_in_subtree): Return what has been done.
8574 (load_assign_lhs_subreplacements): Handle left flushes differently.
8575 (sra_modify_assign): Use unscalarized_data_handling, simplified
8576 condition determining whether to remove the statement.
8578 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
8580 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
8581 excerpt - @ should be doubled for texinfo.
8583 2009-06-24 Ian Lance Taylor <iant@google.com>
8585 * config/arc/arc.c: Include "df.h".
8586 (arc_attribute_table): Make static. Move higher in file.
8587 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
8588 (output_shift): Initialize n later to avoid warning.
8589 * config/arm/arm.c (arm_attribute_table): Make static. Move
8591 * config/avr/avr.c (avr_attribute_table): Make static. Move
8593 (reg_class_tab): Change array type from int to enum reg_class.
8594 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
8596 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
8597 (lshrhi3_out): Likewise.
8598 (class_likely_spilled_p): Change return type to bool.
8599 (avr_rtx_costs): Use local code variable with enum type.
8600 * config/avr/avr.md (movmemhi): Use add_reg_note.
8601 (andhi3, andsi3): Don't use AS2 with "and".
8602 (iorhi3, iorsi3): Don't use AS2 with "or".
8603 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
8604 * config/crx/crx.c: Include "df.h".
8605 (crx_attribute_table): Make static.
8606 * config/m32r/m32r.c: Include "df.h".
8607 (m32r_attribute_table): Make static. Move higher in file.
8608 (pop): Use add_reg_note.
8609 (block_move_call): Change 0 to LCT_NORMAL in function call.
8610 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
8611 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
8612 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
8613 declare, not just when TREE_CODE is defined.
8614 * config/m68hc11/m68hc11.c: Include "expr.h".
8615 (m68hc11_attribute_table): Make static. Move higher in file.
8616 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
8618 (m68hc11_register_indirect_p): Likewise.
8619 (m68hc11_function_arg_padding): Change return type to enum
8621 (emit_move_after_reload): Use add_reg_note.
8622 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
8623 (m68hc11_split_logical): Likewise.
8624 (m68hc11_rtx_costs): Add local code_and outer_code variables with
8626 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
8627 to VOIDmode in function call.
8628 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
8630 (m68hc11_split_logical): Update declaration.
8631 (m68hc11_function_arg_padding): Update declaration.
8632 * config/mcore/mcore.c (regno_reg_class): Change form array of int
8633 to array of enum reg_class.
8634 (mcore_attribute_table): Make static. Move higher in file.
8635 (mcore_rtx_costs): Add cast to enum type.
8636 * config/mcore/mcore.h (regno_reg_class): Update declaration.
8637 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
8638 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
8640 * config/sh/predicates.md (trapping_target_operand): Rename and to
8642 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
8644 * config/spu/spu.c (spu_attribute_table): Make static. Move
8646 * config/v850/v850.c (v850_attribute_table): Make static. Move
8648 (v850_rtx_costs): Use local code with enum type.
8649 (expand_epilogue): Add cast.
8650 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
8652 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
8655 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
8656 -m2a-single-only and -m2a-nofpu.
8657 * config/sh/sh.opt: Document m2a generates FPU code.
8659 2009-06-24 Anatoly Sokolov <aesok@post.ru>
8661 * defaults.h (CAN_ELIMINATE): Provide default.
8662 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
8663 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
8664 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
8665 * config/spu/spu.h (CAN_ELIMINATE): Delete.
8666 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
8667 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
8668 * config/cris/cris.h (CAN_ELIMINATE): Delete.
8669 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
8670 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
8671 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
8673 2009-06-24 DJ Delorie <dj@redhat.com>
8675 * mep-ext-cop.cpu: Fix copyright notice.
8676 * mep-default: Fix copyright notice.
8677 * mep-core: Fix copyright notice.
8678 * mep: Fix copyright notice.
8679 * mep-ivc2: Fix copyright notice.
8680 * mep-c5: Fix copyright notice.
8682 2009-06-24 Denis Chertykov <chertykov@gmail.com>
8684 * doc/contrib.texi (Contributors):
8686 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
8689 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
8690 src and dst operands if necessary.
8692 2009-06-23 DJ Delorie <dj@redhat.com>
8695 * config.gcc: Add mep support.
8696 * recog.c: Resurrect validate_replace_rtx_subexp().
8697 * recog.h: Likewise.
8698 * config/mep/: Add new port:
8699 * config/mep/constraints.md: New file.
8700 * config/mep/default.h: New file.
8701 * config/mep/intrinsics.h: New file.
8702 * config/mep/intrinsics.md: New file.
8703 * config/mep/ivc2-template.h: New file.
8704 * config/mep/mep-c5.cpu: New file.
8705 * config/mep/mep-core.cpu: New file.
8706 * config/mep/mep-default.cpu: New file.
8707 * config/mep/mep-ext-cop.cpu: New file.
8708 * config/mep/mep-intrin.h: New file.
8709 * config/mep/mep-ivc2.cpu: New file.
8710 * config/mep/mep-lib1.asm: New file.
8711 * config/mep/mep-lib2.c: New file.
8712 * config/mep/mep-pragma.c: New file.
8713 * config/mep/mep-protos.h: New file.
8714 * config/mep/mep-tramp.c: New file.
8715 * config/mep/mep.c: New file.
8716 * config/mep/mep.cpu: New file.
8717 * config/mep/mep.h: New file.
8718 * config/mep/mep.md: New file.
8719 * config/mep/mep.opt: New file.
8720 * config/mep/predicates.md: New file.
8721 * config/mep/t-mep: New file.
8723 2009-06-23 Ian Lance Taylor <iant@google.com>
8725 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
8726 from loose_warn into c_loose_warn and from strict_warn into
8727 c_strict_warn. Set and substitute warn_cxxflags. Check for
8728 --enable-build-with-cxx. Set and substitute
8729 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
8730 * Makefile.in (CXXFLAGS): New variable.
8731 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
8732 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
8733 the default is the same as $(STRICT_WARN).
8734 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
8735 (CXX): New variable.
8736 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
8737 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
8738 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
8739 (HOST_LIBS): New variable.
8740 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
8741 (ALL_CXXFLAGS): New variable.
8742 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
8743 * doc/install.texi (Configuration): Document
8744 --enable-build-with-cxx, --with-stage1-ldflags,
8745 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
8746 * configure: Rebuild.
8748 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8750 * config/arm/arm.c (arm_override_options): Fix braces and formatting
8751 from previous commit.
8753 2009-06-23 Ian Lance Taylor <iant@google.com>
8755 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
8757 2009-06-23 Ian Lance Taylor <iant@google.com>
8759 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
8760 with ATTRIBUTE_UNUSED.
8762 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
8763 Pat Haugen <pthaugen@us.ibm.com>
8764 Revital Eres <eres@il.ibm.com>
8766 * config.in (HAVE_AS_POPCNTD): Add default definition.
8767 (HAVE_AS_LWSYNC): Ditto.
8769 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
8771 (gcc_cv_as_powerpc_cmpb): Ditto.
8772 (gcc_cv_as_powerpc_dfp): Ditto.
8773 (gcc_cv_as_powerpc_vsx): Ditto.
8774 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
8775 supporting the popcntd/lwsync instructions.
8776 (gcc_cv_as_powerpc_lwsync): Ditto.
8777 * configure: Regenerate.
8779 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
8780 -mcpu=native and -mcpu=power7.
8781 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
8783 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
8784 a variable instead of a mask to reduce the number of mask bits.
8785 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
8786 (-mbit-word): Ditto.
8787 (-mregnames): Ditto.
8788 * config/rs6000/rs6000.opt (-mupdate): Ditto.
8789 (-mfused-madd): Ditto.
8791 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
8793 (-mvsx): New switch for VSX instructions.
8794 (-misel): Move from a variable to a mask to allow it to be set by
8797 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
8798 function declaration to an array declaration.
8799 (rs6000_hard_regno_nregs): New external array declaration.
8801 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
8802 files included by rs6000.md.
8804 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
8805 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
8807 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
8809 (rs6000_debug_reg): New -mdebug= variables.
8810 (rs6000_debug_addr): Ditto.
8811 (rs6000_debug_cost): Ditto.
8812 (rs6000_pmode): New variable to hold Pmode.
8813 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
8814 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
8815 calculated at compiler start.
8816 (rs6000_hard_regno_nregs): Change function to an array which holds
8817 HARD_REGNO_NREGS calculated at compiler start.
8818 (rs6000_explicit_options): Delete isel field.
8819 (rs6000_vector_unit): New array to hold which vector unit
8820 supports arithmetic options for a given type.
8821 (rs6000_vector_mem): New array to hold which vector unit supports
8822 memory reference operations for a given type.
8823 (rs6000_vector_align): New array to given the alignment of each
8825 (power7_cost): New basic costs for power7.
8826 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
8827 (rs6000_hard_regno_nregs_internal): New function, moved from
8828 HARD_REGNO_NREGS, to calculate the number of registers each hard
8829 register takes for each type.
8830 (rs6000_debug_reg_print): New function for -mdebug=reg support.
8831 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
8832 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
8833 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
8834 unit information here so it is calculated once at compiler startup
8836 (rs6000_override_options): Make -misel a target mask. Add more
8837 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
8838 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
8840 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
8841 (rs6000_handle_option): Move -misel from variable to target mask.
8842 (rs6000_builtin_mask_for_load): Add VSX support.
8843 (rs6000_conditional_register_usage): Ditto.
8844 (USE_ALTIVEC_FOR_ARG_P): Ditto.
8845 (function_arg_boundary): Ditto.
8846 (rs6000_expand_builtin): Ditto.
8847 (def_builtin): Make abort message a little friendlier.
8848 (rs6000_emit_int_cmove): Add support for 64-bit isel.
8850 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
8851 assembler support the popcntd instruction instead of a vsx
8852 instruction to enable power7 support.
8853 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
8854 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
8855 option to the assembler if -mcpu=native.
8856 (ASM_CPU_NATIVE_SPEC): Ditto.
8857 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
8859 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
8860 the lwsync instruction.
8861 (enum processor_type): Add PROCESSOR_POWER7.
8862 (rs6000_debug_reg): New -mdebug= options.
8863 (rs6000_debug_addr): Ditto.
8864 (rs6000_debug_cost): Ditto.
8865 (rs6000_isel): Delete.
8866 (enum rs6000_vector): New enum to say what vector unit we have.
8867 (VECTOR_UNIT_*): New macros to say which vector unit has
8868 arithmetic operations for a given type.
8869 (VECTOR_MEM_*): New macros to say which vector unit has memory
8870 operations for a given type.
8871 (TARGET_LDBRX): Whether the machine supports the ldbrx
8873 (TARGET_ISEL): Delete, -misel moved to be a mask.
8874 (TARGET_ISEL64): New macro for 64-bit isel support.
8875 (UNITS_PER_VSX_WORD): New macro.
8876 (POINTER_SIZE): Move to be an external variable, rather than
8877 calculating whether we are generating 32 ot 64-bit code.
8879 (STACK_BOUNDARY): Add VSX support.
8880 (LOCAL_ALIGNMENT): Ditto.
8881 (SLOW_UNALIGNED_ACCESS): Ditto.
8882 (VSX_REGNO_P): New macro for VSX support.
8883 (VFLOAT_REGNO_P): Ditto.
8884 (VINT_REGNO_P): Ditto.
8885 (VLOGICAL_REGNO_P): Ditto.
8886 (VSX_VECTOR_MODE): Ditto.
8887 (VSX_SCALAR_MODE): Ditto.
8889 (VSX_MOVE_MODE): Ditto.
8890 (VSX_REG_CLASS_P): Ditto.
8891 (HARD_REGNO_NREGS): Instead of calling a function, use an array
8893 (UNITS_PER_SIMD_WORD): Add VSX support.
8894 (MODES_TIEABLE_P): Ditto.
8895 (STARTING_FRAME_OFFSET): Ditto.
8896 (STACK_DYNAMIC_OFFSET): Ditto.
8897 (EPILOGUE_USES): Ditto.
8898 (REGNO_REG_CLASS): Move to array lookup.
8899 (CLASS_MAX_NREGS): Ditto.
8900 (rs6000_vector_reg_class): Add declaration.
8901 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
8902 overlap with the floating point and Altivec registers.
8904 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
8906 * config/rs6000/driver-rs6000.c (asm_names): New static array to
8907 give the appropriate asm switches if -mcpu=native.
8908 (host_detect_local_cpu): Add support for "asm".
8909 (host_detect_local_cpu): Follow GNU code guidelines for name.
8911 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
8912 -mbit-word to a variable instead of being a target mask.
8914 * config/rs6000/sync.md (lwsync): If the assembler supports it,
8915 emit the lwsync instruction instead of emitting the instruction as
8916 an integer constant.
8918 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
8919 fixuns_trundfsi2, move expander into rs6000.md.
8921 * config/rs6000/rs6000.md (cpu): Add power7.
8922 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
8923 (logical predicate patterns): Change the single instruction
8924 primitives that set CR0 to be fast_compare instead of compare.
8926 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
8927 (popcntddi2): Ditto.
8928 (popcount<mode>): Ditto.
8929 (floating multiply/add insns): Name the floating point
8931 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
8932 (isel_unsigned_<mode>): Ditto.
8933 (fixuns_trundfsi2): Move expander here from spe.md.
8934 (smindi3): Define if we have -misel on 64-bit systems.
8939 2009-06-23 Anatoly Sokolov <aesok@post.ru>
8941 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
8943 * config/avr/avr.c (avr_current_device): New variable.
8944 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
8945 (avr_arch, mcu_type_s): Move to avr.h.
8946 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
8947 default_data_section_start fields.
8948 (avr_arch): Moved from avr.c.
8949 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
8950 library_name fields.
8951 (avr_current_device, avr_mcu_types, avr_arch_types,
8952 avr_device_to_arch, avr_device_to_data_start,
8953 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
8954 (EXTRA_SPEC_FUNCTIONS): Define.
8955 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
8956 options mapping. Use device_to_arch and device_to_data_start insted.
8957 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
8958 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
8959 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
8960 * config/avr/driver-avr.c: New file.
8961 * config/avr/avr-devices.c: New file.
8963 2009-06-23 Jakub Jelinek <jakub@redhat.com>
8965 * var-tracking.c (unshare_variable): Force initialized to
8966 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
8967 (set_variable_part): Likewise.
8968 (struct variable_union_info): Remove pos_src field.
8969 (vui_vec, vui_allocated): New variables.
8970 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
8971 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
8972 == 1 use a simpler sorting algorithm. Compute pos field right
8973 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
8974 Avoid quadratic comparison if !flag_var_tracking_uninit.
8975 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
8976 unshare_variable unconditionally.
8977 (dataflow_set_different_2): Removed.
8978 (dataflow_set_different): Don't traverse second hash table.
8979 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
8980 unconditionally to var_reg_set or var_mem_set.
8981 (emit_notes_in_bb): Likewise.
8982 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
8984 (emit_note_insn_var_location): Don't set initialized to
8985 VAR_INIT_STATUS_INITIALIZED early.
8986 (vt_finalize): Free vui_vec if needed, clear vui_vec and
8988 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
8990 * tree-object-size.c (addr_object_size): Instead of checking
8991 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
8992 are no FIELD_DECLs following it.
8994 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
8996 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
8997 order to match bswaps with signed source operands.
8999 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9001 * sdbout.c (sdbout_one_type): Fix braces in switch.
9003 2009-06-23 Richard Guenther <rguenther@suse.de>
9005 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
9007 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
9008 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
9009 var_callused, callused_tree, var_storedanything, storedanything_tree,
9010 var_integer, integer_tree): Remove global variables.
9011 (new_var_info): Do not pass new id, append the new var to the
9012 global variable vector.
9013 (do_ds_constraint): Use is_global_var member of the variable-info.
9014 (new_scalar_tmp_constraint_exp): Adjust.
9015 (create_function_info_for): Likewise.
9016 (create_variable_info_for): Likewise.
9017 (find_what_var_points_to): Remove dead code.
9018 (init_base_vars): Simplify.
9019 (compute_points_to_sets): Adjust.
9021 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9023 * combine.c (try_combine): Dump information about the insns we're
9026 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9028 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
9029 check when calling force_to_mode on TRUNCATE's operand.
9031 2009-06-22 Ian Lance Taylor <iant@google.com>
9033 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
9035 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9037 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
9039 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9041 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
9042 override library linkage flags such as -static-libgcc or
9045 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9047 * config/m68k/m68k-devices.def: Add line for MCF5221x.
9049 2009-06-22 Ian Lance Taylor <iant@google.com>
9051 * config/linux.opt: Put mglibc ahead of muclibc.
9053 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
9054 for duplicate decls.
9056 2009-06-22 Matthias Klose <doko@ubuntu.com>
9058 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
9060 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9063 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
9064 instead of NULL if a parser error occurs.
9066 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9068 * dwarf2out.c (dwarf2_debug_hooks): Initialize
9069 non-DWARF2_DEBUGGING_INFO version.
9071 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
9073 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
9074 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
9076 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
9077 (LIBGCC2_TF_CEXT): Define.
9080 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9083 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
9085 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9087 * config/arm/arm.c (arm_override_options): Disable
9088 -mcaller-super-interworking and -mcallee-super-interworking.
9089 * doc/invoke.texi (ARM Options): Document this.
9091 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
9093 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
9094 * config/arm/constraints.md (j): New constraint for movw operands.
9095 (N): Remove thumb2 meaning.
9096 * config/arm/arm.md (*arm_movw): Delete.
9097 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
9098 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
9099 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
9101 2009-06-22 Martin Jambor <mjambor@suse.cz>
9103 PR tree-optimization/40492
9104 * tree-sra.c (sra_modify_assign): Pass zero offsets to
9105 build_ref_for_offset.
9107 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
9109 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
9110 JUMP_TABLE_DATA_P predicates where applicable.
9111 * auto-inc-dec.c: Ditto.
9112 * builtins.c: Ditto.
9113 * caller-save.c: Ditto.
9115 * cfgcleanup.c: Ditto.
9116 * cfglayout.c: Ditto.
9119 * combine-stack-adj.c: Ditto.
9125 * dwarf2asm.c: Ditto.
9126 * dwarf2out.c: Ditto.
9127 * emit-rtl.c: Ditto.
9133 * function.c: Ditto.
9136 * genpreds.c: Ditto.
9137 * genrecog.c: Ditto.
9139 * ira-costs.c: Ditto.
9140 * ira-lives.c: Ditto.
9143 * lower-subreg.c: Ditto.
9144 * modulo-sched.c: Ditto.
9146 * postreload.c: Ditto.
9147 * print-rtl.c: Ditto.
9156 * sched-vis.c: Ditto.
9158 * sel-sched-ir.c: Ditto.
9159 * simplify-rtx.c: Ditto.
9160 * targhooks.c: Ditto.
9161 * var-tracking.c: Ditto.
9162 * vmsdbgout.c: Ditto.
9164 2009-06-22 Matthias Klose <doko@ubuntu.com>
9166 * Makefile.in (install-plugin): Always use DESTDIR.
9168 2009-06-22 Olivier Hainque <hainque@adacore.com>
9170 * config/pa/pa.c (output_call): Don't optimize post call jumps
9171 into return address adjustments if the call may throw.
9173 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
9175 * arm.c (thumb1_output_casesi): New function.
9176 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
9177 optimizing for size or PIC.
9178 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
9179 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
9180 (casesi): Handle Thumb-1 when optimizing for size or PIC.
9181 (thumb1_casesi_internal_pic): New expand rule.
9182 (thumb1_casesi_dispatch): New pattern.
9183 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
9185 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
9186 in the text seciton when PIC or optimizing for size.
9187 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
9188 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
9189 preservation properties of code.
9190 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
9191 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
9192 (__gnu_thumb1_case_si): New function.
9193 * t-arm (LIB1ASMSRC): Define here.
9194 (LIB1ASMFUNCS): Add some common functions.
9195 * t-arm-elf (LIB1ASMSRC): Delete.
9196 (LIB1ASMFUNCS): Append to existing set.
9197 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9198 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9199 * t-symbian (LIB1ASMFUNCS): Likewise.
9200 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9201 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9203 2009-06-21 Richard Guenther <rguenther@suse.de>
9205 PR tree-optimization/38729
9206 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
9207 to loops with a single exit if -fno-expensive-optimizations.
9209 2009-06-21 Jakub Jelinek <jakub@redhat.com>
9211 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
9212 (dataflow_set): Change vars type from htab_t to shared_hash.
9213 (shared_hash_pool, empty_shared_hash): New variables.
9214 (vars_clear): Removed.
9215 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
9216 shared_hash_find_slot_unshare, shared_hash_find_slot,
9217 shared_hash_find_slot_noinsert, shared_hash_find): New
9219 (shared_hash_unshare, shared_hash_destroy): New functions.
9220 (unshare_variable): Unshare set->vars if shared, use
9222 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
9223 (get_init_value, find_src_set_src, dump_dataflow_set,
9224 clobber_variable_part, emit_notes_for_differences): Use
9226 (dataflow_set_init): Remove second argument, set vars to
9227 empty_shared_hash instead of creating a new htab.
9228 (dataflow_set_clear): Call shared_hash_destroy and set vars
9229 to empty_shared_hash instead of calling vars_clear.
9230 (dataflow_set_copy): Don't call vars_copy, instead just share
9231 the src htab with dst.
9232 (variable_union): Use shared_hash_*, use initially NO_INSERT
9233 lookup if set->vars is shared. Don't keep slot cleared before
9234 calling unshare_variable. Unshare set->vars if needed.
9235 Even ->refcount == 1 vars must be unshared if set->vars is shared
9236 and var needs to be modified.
9237 (variable_canonicalize): New function.
9238 (dataflow_set_union): If dst->vars is empty, just share src->vars
9239 with dst->vars and traverse with variable_canonicalize to canonicalize
9240 and unshare what is needed.
9241 (dataflow_set_different): If old_set and new_set use the same shared
9242 htab, they aren't different. If number of htab elements is different,
9243 htabs are different. Use shared_hash_*.
9244 (dataflow_set_destroy): Call shared_hash_destroy instead of
9246 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
9247 second argument to dataflow_set_init.
9248 (vt_initialize): Likewise. Initialize shared_hash_pool and
9249 empty_shared_hash, move bb in/out initialization afterwards.
9250 Use variable_htab_free instead of NULL as changed_variables del hook.
9251 (variable_was_changed): Change type of second argument to pointer to
9252 dataflow_set. When inserting var into changed_variables, bump
9253 refcount. Unshare set->vars if set is shared htab and slot needs to
9255 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
9256 lookup if set->vars is shared. Unshare set->vars if needed.
9257 Even ->refcount == 1 vars must be unshared if set->vars is shared
9258 and var needs to be modified. Adjust variable_was_changed caller.
9259 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
9260 vars must be unshared if set->vars is shared and var needs to be
9261 modified. Adjust variable_was_changed caller.
9262 (emit_note_insn_var_location): Don't pool_free var.
9263 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
9265 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
9266 free_alloc_pool on shared_hash_pool.
9268 2009-06-20 Anthony Green <green@moxielogic.com>
9270 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
9271 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
9273 2009-06-20 Richard Guenther <rguenther@suse.de>
9275 * tree-ssa-structalias.c (find_func_aliases): For memset use
9276 a constraint from NULL if we memset to zero.
9277 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
9278 we explicitly handle that do not read from memory.
9279 (call_may_clobber_ref_p_1): Properly handle builtins that may
9282 2009-06-20 Richard Guenther <rguenther@suse.de>
9284 PR tree-optimization/40495
9285 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
9286 (new_scalar_tmp_constraint_exp): New function.
9287 (process_constraint): Do not create temporary decls.
9288 (process_all_all_constraints): Likewise.
9289 (handle_const_call): Likewise.
9290 (create_function_info_for): Do not set decl.
9292 2009-06-19 Ian Lance Taylor <iant@google.com>
9294 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
9295 (rs6000_attribute_table): Make static; move before use.
9297 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
9299 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
9300 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
9301 Propagate the TREE_READONLY flag without overwriting it.
9302 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
9303 Propagate the TREE_READONLY flag onto the result.
9304 (process_call_operands): Move around. Use correct constant value.
9306 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9309 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
9310 * config/arm/arm.md: Likewise.
9312 2009-06-19 Ian Lance Taylor <iant@google.com>
9314 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
9315 to GIMPLE_ERROR_MARK.
9317 * c-typeck.c (build_conditional_expr): Add op1_original_type and
9318 op2_original_type parameters. Warn about using different enum types.
9319 * c-parser.c (c_parser_conditional_expression): Pass original
9320 types to build_conditional_expr.
9321 * c-tree.h (build_conditional_expr): Update declaration.
9323 2009-06-19 Ian Lance Taylor <iant@google.com>
9325 * config/i386/i386.c (ix86_function_specific_save): Test that
9326 fields match values, rather than testing the values are in a
9329 2009-06-19 Richard Guenther <rguenther@suse.de>
9331 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
9333 (ptr_derefs_may_alias_p): Likewise.
9334 (ptr_deref_may_alias_ref_p_1): New function.
9335 (ptr_deref_may_alias_ref_p): Likewise.
9336 (ref_maybe_used_by_call_p_1): Handle builtins that are not
9337 covered by looking at the ESCAPED solution.
9338 (call_may_clobber_ref_p_1): Likewise.
9339 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
9340 Handle NULL_TREE offset. Do not produce redundant constraints.
9341 (process_all_all_constraints): New helper function.
9342 (do_structure_copy): Use it.
9343 (handle_lhs_call): Likewise.
9344 (find_func_aliases): Handle some builtins with pointer arguments
9345 and/or return values explicitly.
9347 2009-06-19 Ian Lance Taylor <iant@google.com>
9349 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
9351 2009-06-19 Ian Lance Taylor <iant@google.com>
9353 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
9355 2009-06-19 Ian Lance Taylor <iant@google.com>
9357 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
9358 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
9361 * c-decl.c (finish_decl): If -Wc++-compat, warn about
9362 uninitialized const.
9364 2009-06-19 Ian Lance Taylor <iant@google.com>
9366 * dse.c (struct store_info): Rename bitmap field to bmap. Change
9369 * c-decl.c (in_struct, struct_types): Remove.
9370 (struct c_binding): Add in_struct field.
9371 (c_binding_ptr): Define type, along with VEC.
9372 (struct c_struct_parse_info): Define.
9373 (struct_parse_info): New static variable.
9374 (bind): Initialize in_struct field.
9375 (start_struct): Remove enclosing_in_struct and
9376 enclosing_struct_types parameters. Add
9377 enclosing_struct_parse_info parameter. Change all callers. Set
9378 struct_parse_info rather than in_struct and struct_types.
9379 (grokfield): If -Wc++-compat and there is a symbol binding for the
9380 field name, set the in_struct flag and push it on the
9381 struct_parse_info->fields vector.
9382 (warn_cxx_compat_finish_struct): New static function.
9383 (finish_struct): Remove enclosing_in_struct and
9384 enclosing_struct_types parameters. Add
9385 enclosing_struct_parse_info parameter. Change all callers. Don't
9386 set C_TYPE_DEFINED_IN_STRUCT here. Call
9387 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
9388 parameter. Only push on struct_types if warn_cxx_compat.
9389 (finish_enum): Only push on struct_types if warn_cxx_compat.
9390 (declspecs_add_type): Add loc parameter. Change all callers.
9391 Change all error calls to error_at. Pass loc, not input_location,
9392 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
9393 defined in a struct. If -Wc++-compat and parsing a struct, record
9394 that a typedef name was used.
9395 * c-parser.c (c_parser_declspecs): Get location to pass to
9397 (c_parser_struct_or_union_specifier): Update calls to start_struct
9399 * c-tree.h (struct c_struct_parse_info): Declare.
9400 (finish_struct, start_struct): Update declarations.
9401 (declspecs_add_type): Update declaration.
9403 2009-06-19 Ian Lance Taylor <iant@google.com>
9405 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
9406 variable with an anonymous type.
9408 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
9410 * see.c: Remove for real.
9412 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
9414 * optabs.h (enum optab_index): Add new OTI_significand.
9415 (significand_optab): Define corresponding macro.
9416 * optabs.c (init_optabs): Initialize significand_optab.
9417 * genopinit.c (optabs): Implement significand_optab using
9418 significand?f2 patterns.
9419 * builtins.c (expand_builtin_mathfn): Handle
9420 BUILT_IN_SIGNIFICAND{,F,L}.
9421 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
9422 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
9424 * config/i386/i386.md (significandxf2, significand<mode>2): New
9425 expanders to implement significandf, significand and significandl
9426 built-ins as inline x87 intrinsics.
9428 2009-06-18 Anatoly Sokolov <aesok@post.ru>
9430 * config/avr/avr.c (avr_override_options): Remove setting value of
9431 PARAM_INLINE_CALL_COST.
9433 2009-06-18 Richard Henderson <rth@redhat.com>
9436 * tree-pass.h (TDF_ASMNAME): New.
9437 * tree-dump.c (dump_options): Add asmname.
9438 * doc/invoke.texi: Document it.
9440 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
9441 (dump_decl_name): ...here.
9442 (dump_function_name): New flags arg; mind TDF_ASMNAME.
9443 (dump_generic_node): Update dump_function_name calls.
9444 (print_call_name): New flags arg; update all dump calls.
9445 * diagnostic.h (print_call_name): Update.
9446 * gimple-pretty-print.c (dump_gimple_call): Update.
9448 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
9451 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
9453 2009-06-18 Diego Novillo <dnovillo@google.com>
9455 * doc/plugins.texi: Document plugin_is_GPL_compatible.
9456 * plugin.c (str_license): Declare.
9457 (try_init_one_plugin): Assert that the symbol
9458 'plugin_is_GPL_compatible' exists.
9460 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
9463 * Makefile.in (OBJS-common): Remove see.o.
9465 * common.opt (fsee): Mark as preserved for backward compatibility.
9466 * opts.c (common_handle_option): Add OPT_fsee to the backward
9467 compatibility section.
9468 * passes.c (init_optimization_passes, pass_see): Remove pass.
9469 * timevar.def (TV_SEE): Remove.
9470 * tree-pass.h (pass_see): Remove declaration.
9471 * doc/invoke.texi (-fsee): Remove documentation.
9473 2009-06-18 Martin Jambor <mjambor@suse.cz>
9475 * tree-sra.c: Include statistics.h
9476 (sra_stats): New variable.
9477 (sra_initialize): Clear sra_stats.
9478 (create_access_replacement): Increment sra_stats.replacements.
9479 (get_access_replacement): Do not return twice.
9480 (analyze_all_variable_accesses): Increment statistics counter by the
9481 number of scalarized aggregates.
9482 (generate_subtree_copies): Increment sra_stats.subtree_copies.
9483 (sra_modify_expr): Increment sra_stats.exprs.
9484 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
9485 (sra_modify_assign): Increment sra_stats.exprs,
9486 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
9487 (perform_intra_sra): Update statistics counters.
9488 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
9490 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
9492 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
9493 (arm_scalar_mode_supported_p): New function.
9495 2009-06-18 Paul Brook <paul@codesourcery.com>
9496 Sandra Loosemore <sandra@codesourcery.com>
9498 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
9499 (__extendhfsf2, __truncsfhf2): Define.
9500 * config/arm/fp16.c: New file.
9501 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
9502 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
9504 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
9506 * doc/extend.texi (Half-Precision): New section.
9507 * doc/invoke.texi (Option Summary): List -mfp16-format.
9508 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
9509 * config/arm/arm.opt (mfp16-format=): New.
9510 * config/arm/arm.c: Include intl.h.
9511 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
9512 (TARGET_INVALID_RETURN_TYPE): Redefine.
9513 (TARGET_PROMOTED_TYPE): Redefine.
9514 (TARGET_CONVERT_TO_TYPE): Redefine.
9515 (arm_fp16_format): Define.
9516 (all_fpus): Add entry for neon-fp16.
9517 (fp_model_for_fpu): Likewise.
9518 (struct fp16_format): Declare.
9519 (all_fp16_formats): Define.
9520 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
9522 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
9524 (arm_legitimate_index_p): Treat HFmode like HImode.
9525 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
9526 (coproc_secondary_reload_class): Special-case HFmode.
9527 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
9528 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
9529 (arm_init_fp16_builtins): New.
9530 (arm_init_builtins): Call it.
9531 (arm_invalid_parameter_type): New.
9532 (arm_invalid_return_type): New.
9533 (arm_promoted_type): New.
9534 (arm_convert_to_type).
9535 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
9537 (arm_emit_fp16_const): New function.
9538 (arm_mangle_type): Mangle __fp16 as "Dh".
9539 * config/arm/arm.h (TARGET_VFPD32): Make it know about
9541 (TARGET_NEON_FP16): New.
9542 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
9543 (enum fputype): Add FPUTYPE_NEON_FP16.
9544 (enum arm_fp16_format_type): Declare.
9545 (arm_fp16_format): Declare.
9546 (LARGEST_EXPONENT_IS_NORMAL): Define.
9547 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
9548 * config/arm/arm-modes.def (HFmode): Define.
9549 * config/arm/vfp.md: (*movhf_vfp): New.
9552 * config/arm/arm.md: (fpu): Add neon_fp16.
9553 (floatsihf2, floatdihf2): New.
9554 (fix_trunchfsi2, fix_trunchfdi2): New.
9558 (*arm32_movhf): New.
9559 (*thumb1_movhf): New.
9560 (consttable_2): Add check for HFmode constants.
9561 (consttable_4): Handle HFmode constants.
9563 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
9565 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
9567 2009-06-17 Olivier Hainque <hainque@adacore.com>
9569 * collect2.c (main): Use CONST_CAST2 to perform char ** to
9570 const char ** conversion in AIX specific section.
9572 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
9574 * config/i386/i386.c (ix86_special_builtin_type): Remove
9575 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
9576 (bdesc_special_args): Updated.
9577 (ix86_init_mmx_sse_builtins): Likewise.
9578 (ix86_expand_special_args_builtin): Likewise.
9580 2009-06-17 Richard Henderson <rth@redhat.com>
9582 * tree-pretty-print.c (maybe_dump_asm_name): New.
9583 (dump_decl_name): Use it.
9584 (PRINT_FUNCTION_NAME): Merge into...
9585 (dump_function_name): ... here. Use maybe_dump_asm_name.
9587 2009-06-17 Cary Coutant <ccoutant@google.com>
9589 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
9591 * debug.c (struct gcc_debug_hooks): Change placeholder for
9593 (debug_nothing_int_charstar_int): Replaced by...
9594 (debug_nothing_int_charstar_int_bool): ...this.
9595 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
9596 source_line prototype.
9597 (debug_nothing_int_charstar_int): Replaced by...
9598 (debug_nothing_int_charstar_int_bool): ...this.
9599 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
9600 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
9601 Output is_stmt operand when necessary.
9602 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
9603 (notice_source_line): Add is_stmt parameter.
9604 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
9605 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
9607 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
9608 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
9610 2009-06-17 Ian Lance Taylor <iant@google.com>
9612 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
9614 (struct store_by_pieces_d): Rename from store_by_pieces. Change
9617 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
9619 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
9620 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
9621 tree_strip_sign_nop_conversions and
9622 tree_ssa_strip_useless_type_conversions rather than stripping
9623 the operations here.
9624 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
9626 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
9627 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
9628 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
9629 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
9632 2009-06-17 Michael Eager <eager@eagercon.com>
9634 * config/rs6000/constraints.md (register_constraint "d"): New.
9635 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
9636 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
9637 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
9638 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
9639 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
9640 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
9641 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
9642 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
9643 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
9644 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
9646 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
9647 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
9648 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
9649 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
9650 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
9651 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
9652 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
9653 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
9654 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
9655 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
9656 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
9657 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
9658 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
9659 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
9661 2009-06-16 Ian Lance Taylor <iant@google.com>
9663 * profile.c (total_num_never_executed): Don't define.
9664 (compute_branch_probabilities): Don't count or print
9666 (init_branch_prob): Don't set total_num_never_executed.
9667 (end_branch_prob): Don't print total_num_never_executed.
9669 2009-06-17 David Daney <ddaney@caviumnetworks.com>
9671 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
9673 2009-06-17 David Edelsohn <edelsohn@gnu.org>
9675 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
9676 (nabstd2_fpr): Same.
9678 2009-06-17 Steve Ellcey <sje@cup.hp.com>
9680 * expr.c (expand_assignment): Change complex type check.
9682 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
9684 * doc/plugins.texi (Building GCC plugins): Added new section.
9686 2009-06-17 Ian Lance Taylor <iant@google.com>
9688 * c-pch.c (get_ident): Don't set size of templ array.
9689 (pch_init): Don't set size of partial_pch array.
9691 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
9692 string constant to intialize an array whose size is the length of
9695 2009-06-17 Richard Guenther <rguenther@suse.de>
9697 PR tree-optimization/40389
9698 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
9699 to addressable types.
9700 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
9702 2009-06-17 Richard Guenther <rguenther@suse.de>
9705 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
9706 if there is no evolution of left in the loop bail out.
9707 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
9708 chrec_fold_multiply.
9710 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
9711 Janis Johnson <janis187@us.ibm.com>
9714 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
9715 for the symbol ref of a constant that is the source of a move
9716 - nor for any other not-obvious-label-ref constants.
9718 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
9720 * plugin.c (position_pass): Skip newly inserted pass during list
9721 traversal to avoid repeated insertion.
9723 2009-06-16 Ian Lance Taylor <iant@google.com>
9725 * vec.h (VEC_stack_alloc): Define different version if
9726 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
9727 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
9728 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
9729 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
9731 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
9733 * config.gcc (extra_headers): Add ia32intrin.h for x86.
9735 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
9736 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
9737 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
9738 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
9739 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
9740 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
9741 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
9742 (bdesc_special_args): Add __builtin_ia32_rdtsc and
9743 __builtin_ia32_rdtscp.
9744 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
9745 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
9746 and __builtin_ia32_rorhi.
9747 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
9748 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
9749 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
9750 (ix86_expand_args_builtin): Likewise.
9751 (ix86_expand_special_args_builtin): Likewise.
9753 * config/i386/i386.md (UNSPECV_RDTSCP): New.
9754 (UNSPECV_RDTSC): Likewise.
9755 (UNSPECV_RDPMC): Likewise.
9756 (*bsr): Renamed to ...
9758 (*bsr_rex64): Renamed to ...
9762 (*rdpmc_rex64): Likewise.
9765 (*rdtsc_rex64): Likewise.
9767 (*rdtscp): Likewise.
9768 (*rdtscp_rex64): Likewise.
9770 * config/i386/ia32intrin.h: New.
9772 * config/i386/x86intrin.h: Include <ia32intrin.h>.
9774 2009-06-16 Ian Lance Taylor <iant@google.com>
9776 * ira-build.c (copy_info_to_removed_store_destinations):
9777 Initialize parent_a.
9779 2009-06-16 Ian Lance Taylor <iant@google.com>
9781 * c-decl.c (grokdeclarator): Change size_varies to bool.
9783 2009-06-16 Ian Lance Taylor <iant@google.com>
9785 * sel-sched.c: Make forward declarations of move_op_hooks and
9786 fur_hooks explicitly extern.
9788 2009-06-16 Ian Lance Taylor <iant@google.com>
9790 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
9791 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
9793 2009-06-16 Ian Lance Taylor <iant@google.com>
9795 * resource.c (mark_referenced_resources): Change
9796 include_delayed_effects parameter to bool. Change all callers.
9797 (mark_end_of_function_resources): Likewise.
9798 * reorg.c (insn_references_resource_p): Likewise.
9799 (insn_sets_resource_p): Likewise.
9800 * resource.h (mark_referenced_resources): Update declaration.
9801 (mark_end_of_function_resources): Update declaration.
9803 2009-06-16 David Edelsohn <edelsohn@gnu.org>
9805 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
9807 2009-06-16 David Edelsohn <edelsohn@gnu.org>
9809 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
9810 GCC can bootstrap on AIX with GNU Binutils 2.20.
9812 2009-06-16 Ian Lance Taylor <iant@google.com>
9814 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
9816 2009-06-16 Ian Lance Taylor <iant@google.com>
9818 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
9819 inline, not extern inline.
9820 (exact_log2): Likewise.
9821 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
9823 (exact_log2): Likewise, but don't test CTZ_HWI.
9825 2009-06-16 Ian Lance Taylor <iant@google.com>
9827 * bitmap.c (bitmap_clear): Don't declare as inline.
9828 * gimple.c (gimplify_assign): Likewise.
9829 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
9830 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
9831 (sched_scan_info): Remove duplicate definition.
9833 2009-06-16 Ian Lance Taylor <iant@google.com>
9835 * c-common.c (skip_evaluation): Don't define.
9836 (c_inhibit_evaluation_warnings): Define global variable.
9837 (overflow_warning): Check c_inhibit_evaluation_warnings rather
9838 than skip_evaluation.
9839 (convert_and_check, warn_for_div_by_zero): Likewise.
9840 * c-common.h (skip_evaluation): Don't declare.
9841 (c_inhibit_evaluation_warnings): Declare.
9842 * c-parser.c (c_parser_typeof_specifier): Set
9843 c_inhibit_evaluation_warnings rather than skip_evaluation.
9844 (c_parser_conditional_expression): Likewise.
9845 (c_parser_binary_expression): Likewise.
9846 (c_parser_sizeof_expression): Likewise.
9847 (c_parser_alignof_expression): Likewise.
9848 * c-typeck.c (build_indirect_ref): Check
9849 c_inhibit_evaluation_warnings rather than skip_evaluation.
9850 (build_conditional_expr, build_binary_op): Likewise.
9852 2009-06-16 Richard Guenther <rguenther@suse.de>
9854 * tree-ssa-alias.c (is_escape_site): Remove.
9855 * tree-ssa-alias.h (enum escape_type): Remove.
9856 (is_escape_site): Likewise.
9857 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
9858 via casts and asms without deferring to is_escape_site.
9860 2009-06-16 Jakub Jelinek <jakub@redhat.com>
9863 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
9864 use gen_lowpart if op0 has complex mode.
9866 2009-06-16 Richard Guenther <rguenther@suse.de>
9868 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
9869 variables add them to ESCAPED.
9870 (find_func_aliases): Do not make all indirectly stored values escaped.
9872 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
9874 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
9877 2009-06-16 Martin Jambor <mjambor@suse.cz>
9879 PR tree-optimization/40432
9880 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
9881 check whether we need to force gimple register operand.
9883 2009-06-16 Martin Jambor <mjambor@suse.cz>
9885 PR tree-optimization/40413
9886 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
9887 build_ref_for_offset.
9888 (propagate_subacesses_accross_link): Fix a typo in a comment.
9890 2009-06-16 Ira Rosen <irar@il.ibm.com>
9892 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
9893 with additional parameter.
9894 * tree-vectorizer.h (enum vect_def_type): Add new value
9896 (enum vect_relevant): Add comments.
9897 (vect_is_simple_reduction): Add new argument.
9898 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
9899 Detect nested cycles.
9900 (vect_is_simple_reduction): Update documentation, add an argument to
9901 distinguish inner-loop reduction from nested cycle, detect nested
9902 cycles, fix printings and indentation, don't swap operands in case
9904 (get_initial_def_for_reduction): Handle subtraction.
9905 (vect_create_epilog_for_reduction): Add new argument to specify
9907 (vect_finalize_reduction): Handle subtraction, fix comments.
9908 (vectorizable_reduction): Handle nested cycles. In case of nested
9909 cycle keep track of the reduction variable position. Call
9910 vect_is_simple_reduction with additional parameter. Use original
9911 statement code in reduction epilogue for nested cycle. Call
9912 vect_create_epilog_for_reduction with additional parameter.
9913 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
9914 inner-loop vectorization.
9915 (vect_recog_widen_sum_pattern): Likewise.
9916 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
9918 (vect_mark_stmts_to_be_vectorized): Likewise.
9919 (vect_get_vec_def_for_operand): Handle nested cycles.
9921 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9923 * doc/invoke.texi (Debugging Options): Fix option index entries
9924 for -fdump-statistics, -frandom-seed add entries for
9925 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
9926 (FRV Options): Fix entries for -mTLS, -mtls.
9927 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
9928 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
9929 (M68hc1x Options): Fix @itemx for -mnominmax.
9930 (MCore Options): Fix entry for -mno-lsim.
9931 (MMIX Options): Fix entry for -mabi=mmixware.
9932 (PDP-11 Options): Fix entry for -mbcopy-builtin.
9934 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
9936 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
9937 Mention the plugin mode of gengtype.
9938 * doc/gty.texi (Source Files Containing Type Information): Likewise.
9939 * gengtype.c: Updated copyright.
9940 (plugin_files, nb_plugin_files) Added new static variables.
9941 (measure_input_list) Care about plugin_files.
9942 (write_rtx_next): Added early return in plugin mode.
9943 (create_file): Updated copyright year in generated file. Added
9945 (oprintf): Added early return if NULL outf.
9946 (get_output_file_with_visibility): Care of plugin_files.
9947 (get_output_file_name): May return null.
9948 (write_local): Added early return.
9949 (put_mangled_filename): Ditto.
9950 (finish_root_table): Added check for base_files.
9951 (write_roots): Care about null when plugins.
9952 (main): Added plugin mode.
9954 2009-06-15 Ian Lance Taylor <iant@google.com>
9956 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
9957 * gcov.c (read_count_file): Add braces around variables declared
9960 * c.opt (Wjump-misses-init): New warning.
9961 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
9962 -Wall and -Wc++-compat if not already set.
9963 (c_common_post_options): Clear warn_jump_misses_init if it was not
9965 * c-decl.c (struct c_binding): Change type field to a union with
9966 new label field. Make it the first field in the struct. Update
9967 references to type to use u.type instead.
9968 (struct c_spot_bindings): Define.
9969 (struct c_goto_bindings): Define.
9970 (c_goto_bindings_p): Define, along with VECs.
9971 (struct c_label_vars): Define.
9972 (struct c_scope): Add has_label_bindings field.
9973 (bind_label, set_spot_bindings): New static functions.
9974 (decl_jump_unsafe, update_spot_bindings): New static functions.
9975 (update_label_decls): New static function.
9976 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
9977 Update binding u.label field to shadowed field.
9978 (c_binding_start_stmt_expr): New function.
9979 (c_binding_end_stmt_expr): New function.
9980 (pushdecl): Don't call c_begin_vm_scope.
9981 (make_label): Add defining and p_label_vars parameters. Change
9983 (lookup_label): Correct test for whether a label has not yet been
9984 defined. Call bind_label rather than bind.
9985 (warn_about_goto): New static function.
9986 (lookup_label_for_goto): New function.
9987 (declare_label): Call bind_label rather than bind.
9988 (check_earlier_gotos): New static function.
9989 (define_label): Don't give errors about jumping into statement
9990 expressions or scopes of variably modified types. Call
9991 set_spot_bindings and check_earlier_gotos. Call bind_label
9992 instead of bind. Don't set label_context_stack_se or
9993 label_context_stack_vm.
9994 (c_get_switch_bindings): New function.
9995 (c_release_switch_bindings): New function.
9996 (c_check_switch_jump_warnings): New function.
9997 (start_function): Don't set label_context_stack_se or
9998 label_context_stack_vm.
9999 (finish_function): Likewise.
10000 * c-typeck.c (label_context_stack_se): Don't define.
10001 (label_context_stack_vm): Don't define.
10002 (c_finish_goto_label): Call lookup_label_for_goto rather than
10003 lookup_label. Don't give errors about jumping into a statement
10004 expression or the scope of a variably modified type. Don't set
10005 label_context_stack_se or label_context_stack_vm.
10006 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
10007 fields. Add bindings field.
10008 (c_start_case): Don't set deleted fields. Set bindings field.
10009 (do_case): Rework order of tests. Don't check blocked_stmt_expr
10010 or blocked_vm. Call c_check_switch_jump_warnings.
10011 (c_finish_case): Don't test blocked_stmt_expr field. Call
10012 c_release_switch_bindings.
10013 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
10014 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10015 set label_context_stack_se. Call c_bindings_start_stmt_expr.
10016 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
10017 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10018 set label_context_stack_se. Call c_bindings_end_stmt_expr.
10019 (c_begin_vm_scope, c_end_vm_scope): Don't define.
10020 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
10021 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
10022 (C_DECL_UNJUMPABLE_VM): Don't define.
10023 (C_DECL_UNDEFINABLE_VM): Don't define.
10024 (struct c_label_list): Don't define.
10025 (struct c_label_context_se): Don't define.
10026 (struct c_label_context_vm): Don't define.
10027 (struct c_spot_bindings): Declare.
10028 (c_bindings_start_stmt_expr): Declare.
10029 (c_bindings_end_stmt_expr): Declare.
10030 (lookup_label_for_goto): Declare.
10031 (c_get_switch_bindings, c_release_switch_bindings): Declare.
10032 (c_check_switch_jump_warnings): Declare.
10033 (label_context_stack_se, label_context_stack_vm): Don't declare.
10034 (c_finish_goto_label): Update declaration.
10035 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
10036 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
10037 (Warning Options): Document -Wjump-misses-init.
10039 2009-06-15 Jakub Jelinek <jakub@redhat.com>
10041 * tree-object-size.c (addr_object_size): Fix a pasto in the last
10044 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10046 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
10048 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10050 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
10052 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10054 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
10056 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10058 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
10059 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
10060 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
10061 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
10062 * dwarf2asm.c (dw2_force_const_mem): Update call to
10063 make_decl_one_only.
10064 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
10065 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
10066 * langhooks.c (lhd_comdat_group): Remove.
10067 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
10068 * tree.h (DECL_COMDAT_GROUP): New.
10069 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
10070 (tree_decl_with_vis): Add comdat_group. Remove one_only.
10071 (make_decl_one_only): Change signature.
10072 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
10073 make_decl_one_only.
10074 (make_decl_one_only): Change signature.
10075 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
10077 2009-06-15 Richard Guenther <rguenther@suse.de>
10079 PR middle-end/40439
10080 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
10082 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10084 * tree-ssa-math-opts.c: Remove extra divide.
10086 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10088 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
10090 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10092 * passes.c: Add bswap pass.
10093 * tree-pass.h: Add pass_optimize_bswap declaration.
10094 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
10095 Include rtl.h, expr.h and optabs.h for optab_handler check.
10096 (struct symbolic_number, pass_optimize_bswap): New definition.
10097 (do_shift_rotate, verify_symbolic_number_p): New functions.
10098 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
10099 (gate_optimize_bswap): New function.
10100 * tree.c (widest_int_cst_value): New function.
10101 * tree.h (widest_int_cst_value): Prototype added.
10103 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
10105 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
10106 REG_EQUAL/REG_EQUIV notes.
10108 2009-06-14 Richard Guenther <rguenther@suse.de>
10110 PR middle-end/40389
10111 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
10112 has its address taken if NRV was applied and it is addressable.
10113 * tree-ssa-structalias.c (get_constraint_for_address_of): New
10114 function split out from ...
10115 (get_constraint_for_1): ... here.
10116 (handle_rhs_call): Use it to mark the return slot escaped if
10117 it is addressable and NRV was applied.
10119 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10121 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
10122 Change first argument type to location_t.
10123 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
10124 Do not set input_location.
10125 Use loc instead of input_location throughout.
10127 2009-06-13 Richard Guenther <rguenther@suse.de>
10129 PR tree-optimization/40421
10130 * tree-predcom.c (should_unroll_loop_p): Remove.
10131 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
10133 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10135 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10136 Add location argument.
10138 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10140 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
10142 * config/s390/s390.c (s390_build_builtin_va_list): Same.
10143 (s390_gimplify_va_arg): Pass location to create_artificial_label.
10144 * config/spu/spu-protos.h: Add location to
10145 spu_resolve_overloaded_builtin.
10146 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
10147 spu_build_builtin_va_list.
10148 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
10149 argument. Pass location to build_function_call_vec.
10150 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
10152 (emit_fpu_switch): Same.
10153 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
10154 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
10155 to build_decl and create_artificial_label.
10156 (xtensa_gimplify_va_arg_expr): Same.
10157 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
10158 (xstormy16_gimplify_va_arg_expr): Same.
10159 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
10160 * config/arm/arm.c (arm_build_builtin_va_list): Same.
10161 * config/mips/mips.c (mips_build_builtin_va_list): Same.
10162 (mips16_build_function_stub): Same.
10163 (mips16_build_call_stub): Same.
10165 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
10168 * arm/constraints.md (Pa, Pb): New constraints.
10169 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
10170 split pattern to deal with them.
10172 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
10174 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
10175 fix index entry for -Xpreprocessor.
10177 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10179 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10180 Add location argument to build_decl call.
10181 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
10182 (rs6000_init_builtins): Same.
10183 (spe_init_builtins): Same.
10184 (rs6000_gimplify_va_arg): Add location argument to
10185 create_artificial_label call.
10187 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
10189 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
10190 * combine-stack-adj.c (pass_stack_adjustments): Use it.
10191 * Makefile.in: Fix GGC dependency for gcse.o.
10193 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10195 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
10196 * gimple-pretty-print.c (dump_gimple_stmt): Same.
10197 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
10199 * c-parser.c (c_parser_binary_expression): Use current column while
10200 building binary operations.
10201 * common.opt (fshow-column): Enable by default.
10202 * tree-vrp.c (check_array_ref): Use warning_at.
10203 (check_array_bounds): Use location from call back if expr has no
10205 * tree.h: Add location argument to maybe_fold_*.
10206 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
10207 (maybe_fold_offset_to_array_ref): Add location argument and use it.
10208 (maybe_fold_offset_to_component_ref): Same.
10209 (maybe_fold_offset_to_reference): Same.
10210 (maybe_fold_offset_to_address): Same.
10211 (maybe_fold_stmt_indirect): Same.
10212 (maybe_fold_stmt_addition): Same.
10213 (fold_stmt_r): Pass location to maybe_fold_*.
10214 (fold_gimple_assign): Same.
10215 * c-tree.h: Add location argument to finish_decl,
10216 default_function_array_conversion, store_init_value.
10217 * c-decl.c (define_label): Use error_at.
10218 (c_make_fname_decl): Pass location to finish_decl.
10219 (finish_decl): New location argument.
10220 (build_compound_literal): Pass location to store_init_value.
10221 (grokdeclarator): Pass location to finish_decl.
10223 * c-typeck.c (array_to_pointer_conversion): New location argument.
10224 (function_to_pointer_conversion): Same.
10225 (default_function_array_conversion): Same.
10226 (parser_build_unary_op): Pass location to overflow_warning.
10227 (parser_build_binary_op): Same. Use warning_at.
10228 (build_unary_op): Pass location to array_to_pointer_conversion.
10229 (build_c_cast): Pass location to digest_init.
10230 (build_modify_expr): New location argument.
10231 (convert_for_assignment): Same.
10232 (store_init_value): Same.
10233 (digest_init): Same.
10234 (output_init_element): Pass location to digest_init and
10235 array_to_pointer_conversion.
10236 (c_finish_return): Pass location to convert_for_assignment.
10237 * gimplify.c (gimplify_conversion): Pass location to
10238 maybe_fold_offset_to_address.
10239 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
10240 to maybe_fold_stmt_addition.
10241 * c-omp.c (c_finish_omp_atomic): Pass new location to
10243 (c_finish_omp_for): Same.
10244 * c-common.c (overflow_warning): New argument.
10245 * c-common.h: New argument to build_modify_expr, overflow_warning.
10246 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
10248 (c_parser_initializer): Pass location to
10249 default_function_array_conversion.
10250 (c_parser_initelt): Same.
10251 (c_parser_initval): Same.
10252 (c_parser_asm_operands): Same.
10253 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
10254 (c_parser_conditional_expression): Same.
10255 (c_parser_binary_expression): Add location info to stack. Use it.
10256 (c_parser_unary_expression): Pass location to
10257 default_function_array_conversion, parser_build_unary_op,
10258 build_indirect_ref, c_parser_postfix_expression_after_primary.
10259 (c_parser_postfix_expression_after_primary): New location argument.
10261 (c_parser_expression_conv): Pass location to
10262 default_function_array_conversion.
10263 (c_parser_expr_list): Same.
10264 (c_parser_omp_atomic): Same.
10265 (c_parser_omp_for_loop): Same.
10266 * c-tree.h: (struct c_declarator): Add comment to id_loc.
10267 (build_array_declarator): New argument.
10268 * c-decl.c (build_array_declarator): Add location argument.
10269 (grokdeclarator): Set id_loc for cdk_array.
10270 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
10271 build_array_declarator.
10272 * tree.c (build_omp_clause): Add location argument.
10273 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
10274 (OMP_CLAUSE_LOCATION): New macro.
10275 (struct tree_omp_clause): Add location field.
10276 (build_omp_clause): Add argument.
10277 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
10278 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
10280 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
10281 (cp_parser_omp_clause_collapse): Same.
10282 (cp_parser_omp_clause_default): Same.
10283 (cp_parser_omp_clause_if): Same.
10284 (cp_parser_omp_clause_nowait): Same.
10285 (cp_parser_omp_clause_num_threads): Same.
10286 (cp_parser_omp_clause_ordered): Same.
10287 (cp_parser_omp_clause_schedule): Same.
10288 (cp_parser_omp_clause_untied): Same.
10289 (cp_parser_omp_for_loop): Same.
10290 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10291 * c-tree.h (c_start_case): Add location argument.
10292 (c_process_expr_stmt): Same.
10293 (c_finish_goto_*): Same.
10294 * tree-parloops.c (initialize_reductions): Pass location to
10296 (create_parallel_loop): Same.
10297 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
10298 (gfc_trans_omp_reduction_list): Same.
10299 (gfc_trans_omp_clauses): Same.
10300 (gfc_trans_omp_do): Same.
10301 * c-typeck.c (c_finish_goto_label): Same.
10302 (c_finish_goto_ptr): New location argument.
10303 (c_start_case): Same.
10304 (emit_side_effect_warnings): Same.
10305 (c_process_expr_stmt): Same.
10306 (c_finish_stmt_expr): Same.
10307 (c_finish_omp_clauses): Use error_at instead of error.
10308 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
10310 * c-omp.c (c_split_parallel_clauses): New location argument.
10311 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
10312 to build_omp_clause.
10313 (convert_local_reference_stmt): Same.
10314 (convert_gimple_call): Same.
10315 * c-common.h (c_split_parallel_clauses): New argument.
10316 * c-parser.c (c_parser_statement_after_labels): Pass location to
10317 c_finish_goto_label.
10318 (c_parser_switch_statement): Pass location to c_start_case.
10319 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
10320 and c_process_expr_stmt.
10321 (c_parser_omp_variable_list): Add location argument.
10322 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
10323 (c_parser_omp_clause_default): Same.
10324 (c_parser_omp_clause_if): Same.
10325 (c_parser_omp_clause_num_threads): Same.
10326 (-c_parser_omp_clause_ordered): Same.
10327 (c_parser_omp_clause_reduction): Pass location to
10328 c_parser_omp_variable_list.
10329 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
10330 (c_parser_omp_clause_untied): Same.
10331 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
10332 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10334 * c-tree.h (check_for_loop_decls, undeclared_variable,
10335 build_component_ref, build_array_ref, build_external_ref,
10336 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
10337 build_conditional_expr, build_compound_expr, c_cast_expr,
10338 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
10339 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
10341 * c-semantics.c (build_stmt): Same.
10342 (build_case_label): Same.
10343 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
10344 (undeclared_variable): New argument.
10345 (make_label): Same.
10346 (lookup_label): Pass location on down.
10347 (define_label): Same.
10348 (finish_decl): Same.
10349 (build_compound_literal): Same.
10350 (finish_struct): Same.
10351 (finish_function): Do not set location here.
10352 (check_for_loop_decls): New argument.
10353 * tree.c (save_expr): Set location.
10354 (build_empty_stmt): New argument.
10355 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
10356 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
10357 * builtins.c (gimplify_va_arg_expr): Use locations.
10358 (expand_builtin_sync_operation): Same.
10359 * c-typeck.c (build_component_ref): New argument.
10360 (build_array_ref): Same.
10361 (build_external_ref): Same.
10362 (c_expr_sizeof_expr): Same.
10363 (c_expr_sizeof_type): Same.
10364 (parser_build_unary_op): Same.
10365 (build_conditional_expr): Same.
10366 (build_compound_expr): Pass location on down.
10367 (build_compound_expr): New argument.
10368 (build_c_cast): Same.
10369 (c_cast_expr): Same.
10370 (build_asm_expr): Same.
10371 (c_finish_return): Same.
10372 (c_process_expr_stmt): Pass location on down.
10373 (c_finish_stmt_expr): New argument.
10374 (push_clenaup): Same.
10375 (c_finish_omp_parallel): Same.
10376 (c_finish_omp_task): Same.
10377 * gimplify.c (gimplify_call_expr): Pass location on down.
10378 * c-omp.c (c_finish_omp_master): New argument.
10379 (c_finish_omp_critical): Same.
10380 (c_finish_omp_ordered): Same.
10381 (c_finish_omp_barrier): Same.
10382 (-c_finish_omp_taskwait): Same.
10383 (c_finish_omp_atomic): Same.
10384 (c_finish_omp_flush): Same.
10385 * tree-inline.c (copy_tree_body_r): Pass location on down.
10386 (inline_forbidden_p): Remove use of input_location.
10387 * c-gimplify.c (c_build_bind_expr): New argument.
10388 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
10389 (c_sizeof_or_alignof_type): New argument.
10390 (c_alignof_expr): Same.
10391 (build_va_arg): Same.
10392 (c_add_case_label): Same.
10393 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
10394 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
10395 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
10396 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
10397 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
10398 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
10400 * stub-objc.c (objc_build_selector_expr): Same.
10401 (objc_build_throw_stmt): Same.
10402 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
10403 (c_parser_initelt): Same.
10404 (c_parser_compound_statement): Same.
10405 (c_parser_compound_statement_nostart): Same.
10406 (c_parser_label): Same.
10407 (c_parser_statement_after_labels): Same.
10408 (c_parser_if_body): Same.
10409 (c_parser_else_body): Same.
10410 (c_parser_if_statement): Same.
10411 (c_parser_switch_statement): Same.
10412 (c_parser_while_statement): Same.
10413 (c_parser_do_statement): Same.
10414 (c_parser_for_statement): Same.
10415 (c_parser_asm_statement): Same.
10416 (c_parser_conditional_expression): Same.
10417 (c_parser_binary_expression): Same.
10418 (c_parser_cast_expression): Same.
10419 (c_parser_unary_expression): Same.
10420 (c_parser_sizeof_expression): Same.
10421 (c_parser_alignof_expression): Same.
10422 (c_parser_postfix_expression): Same.
10423 (c_parser_expression): Same.
10424 (c_parser_objc_receiver): Same.
10425 (c_parser_omp_variable_list): Same.
10426 (c_parser_omp_structured_block): Same.
10427 (c_parser_omp_atomic): New argument.
10428 (c_parser_omp_barrier): Same.
10429 (c_parser_omp_critical): Same.
10430 (c_parser_omp_flush): Pass location on down.
10431 (c_parser_omp_for_loop): New argument.
10432 (c_parser_omp_for): Same.
10433 (c_parser_omp_master): Same.
10434 (c_parser_omp_ordered): Same.
10435 (c_parser_omp_sections_scope): Same.
10436 (c_parser_omp_sections): Same.
10437 (c_parser_omp_parallel): Same.
10438 (c_parser_omp_single): Same.
10439 (c_parser_omp_task): Same.
10440 (c_parser_omp_taskwait): Pass location on down.
10441 (c_parser_omp_construct): Same.
10442 (c_parser_omp_threadprivate): Same.
10443 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
10444 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
10445 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
10446 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
10447 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
10448 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
10449 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
10450 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
10451 config/i386/i386.c, stmt.c:
10452 Add location argument to the following function definitions and/or
10453 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
10454 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
10455 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
10456 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
10457 do_case, c_finish_bc_stmt, build_compound_literal,
10458 build_function_call.
10459 * c-decl.c (build_compound_literal): Add location argument.
10460 Make all diagnostic calls use location.
10461 (start_struct): Same.
10462 (finish_struct): Same.
10463 (start_enum): Same.
10464 (build_enumerator): Same.
10465 (start_function): Same.
10466 (grokdeclarator): Make all diagnostic calls use location.
10467 (store_parm_decls_oldstyle): Same.
10468 * c-typeck.c (build_function_call): Add location argument.
10469 Make all diagnostic calls use location.
10471 (c_finish_bc_stmt): Same.
10472 * tree-nested.c (get_trampoline_type): Add argument.
10473 Pass location to build_decl.
10474 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
10475 * rtl.h (RTL_LOCATION): New.
10476 * c-common.c (c_add_case_label): Add location argument.
10477 Make all diagnostic calls use location.
10478 * c-common.h: Add location argument to make_fname_decl, do_case,
10479 c_add_case_label, build_function_call, resolve_overloaded_builtin.
10480 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
10481 Set it appropriately for every case. Pass enum_loc to start_enum
10482 call. Pass value_loc first to build_enumerator. Pass enum_loc to
10484 (c_parser_struct_or_union_specifier): Save location. Use it for
10485 start_struct, finish_struct, and parser_xref_tag.
10487 2009-06-12 Ian Lance Taylor <iant@google.com>
10489 * fold-const.c (fold_unary): Rename local variable and to and_expr.
10491 * c-opts.c (c_common_handle_option): For -Wc++-compat set
10492 cpp_opts->warn_cxx_operator_names.
10494 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
10497 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
10498 is returns NULL and OP is a VCE, look through the VCE.
10500 2009-06-12 Ian Lance Taylor <iant@google.com>
10503 * collect2.c (main): Use CONST_CAST2 in code inside #if
10504 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
10506 2009-06-12 Joey Ye <joey.ye@intel.com>
10508 PR middle-end/39146
10509 * cfgexpand.c (get_decl_align_unit): Update
10510 max_used_stack_slot_alignment with align instead of
10511 stack_alignment_needed.
10513 * function.c (assign_stack_local_1): Update
10514 max_used_stack_slot_alignment with alignment_in_bits instead
10515 of stack_alignment_needed.
10516 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
10519 2009-06-12 Jakub Jelinek <jakub@redhat.com>
10521 * dwarf2out.c (last_var_location_insn): New variable.
10522 (dwarf2out_end_epilogue): Clear last_var_location_insn.
10523 (dwarf2out_var_location): Don't record anything after last real
10524 insn. Only change labels if there were any real instructions
10525 in between last note and this one, or if changed sections.
10527 2009-06-11 Richard Henderson <rth@redhat.com>
10529 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
10530 note when storing the frame pointer in a register.
10531 (FRP): Don't redefine to nothing for epilogue.
10532 (alpha_expand_epilogue): Mark register and sp restores.
10533 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
10535 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
10536 when gen_lowpart is needed.
10538 2009-06-11 Richard Henderson <rth@redhat.com>
10540 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
10542 * dwarf2out.c (need_data_align_sf_opcode): New.
10543 (div_data_align): Move earlier.
10544 (def_cfa_1, reg_save): Use it.
10546 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
10548 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
10549 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
10550 (ix86_handle_option): Handle OPT_mcrc32.
10551 (ix86_target_string): Add -mcrc32.
10552 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
10554 * config/i386/i386.h (TARGET_CRC32): New.
10556 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
10557 (sse4_2_crc32di): Likewise.
10559 * config/i386/i386.opt (mcrc32): New.
10561 * doc/invoke.texi: Document -mcrc32.
10563 2009-06-11 Richard Henderson <rth@redhat.com>
10565 * common.opt (gdwarf-): Accept a version number.
10566 * doc/invoke.texi (gdwarf-): Update docs.
10567 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
10568 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
10569 version level, and record it.
10571 * dwarf2.h (DW_CIE_VERSION): Remove.
10572 * dwarf2out.c (DWARF_VERSION): Remove.
10573 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
10574 (output_call_frame_info): Use CIE version 3 for dwarf3,
10575 or if the return register column is out of range for version 1.
10576 (dwarf_stack_op_name): Add all dwarf3 values.
10577 (DEBUG_PUBTYPES_SECTION): New.
10578 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
10579 encoding change for dwarf3.
10580 (output_die) [dw_val_class_die_ref]: Likewise.
10581 (output_compilation_unit_header): Emit correct version for dwarf3.
10582 (output_line_info): Likewise.
10583 (output_pubnames): Update for DWARF_VERSION removal.
10584 (output_aranges): Likewise.
10585 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
10586 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
10587 (dwarf2out_finish): Likewise.
10589 2009-06-11 David Daney <ddaney@caviumnetworks.com>
10591 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
10594 2009-06-11 David Daney <ddaney@caviumnetworks.com>
10597 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
10598 * builtins.c (expand_builtin_unreachable): New function.
10599 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
10600 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
10601 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
10603 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
10604 searching for missing barriers.
10606 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10608 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
10609 when -fprofile-generate* was passed.
10610 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
10612 2009-06-11 Anthony Green <green@moxielogic.com>
10614 * config/moxie/moxie.md: Define length attribute for all instructions.
10616 (*b<cond:code>): Support limited branch ranges for new PC-relative
10617 branch instructions.
10618 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
10620 2009-06-11 Jakub Jelinek <jakub@redhat.com>
10622 * config/i386/i386.c (min_insn_size): Use get_attr_length
10623 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
10624 For __asm return 0.
10626 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
10627 instead of emit_insn_before.
10629 2009-06-10 Ian Lance Taylor <iant@google.com>
10632 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
10635 2009-06-10 Revital Eres <eres@il.ibm.com>
10637 * passes.c (init_optimization_passes): Reschedule
10638 predictive-commoning pass before complete unroll pass.
10640 2009-06-10 Martin Jambor <mjambor@suse.cz>
10642 * cgraph.c (cgraph_node_can_be_local_p): New function.
10643 (cgraph_make_node_local): New function.
10644 * cgraph.h (cgraph_node_can_be_local_p): Declare.
10645 (cgraph_make_node_local): Declare.
10647 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
10649 * tree.h (tree_base): Add packed_flag and user_align fields.
10650 Decrease size of spare field.
10651 (TYPE_USER_ALIGN): Use user_align from tree_base.
10652 (DECL_USER_ALIGN): Likewise.
10653 (TYPE_PACKED): Use packed_flag from tree_base.
10654 (DECL_PACKED): Likewise.
10655 (tree_type): Delete packed_flag and user_align fields. Widen
10656 precision field. Widen mode field and shuffle fields to align
10657 mode on an 8-bit boundary.
10658 (tree_decl_common): Delete decl_flag_1 and user_align fields.
10659 Renumber decl_flag_* fields. Fix comments. Widen
10660 decl_common_unused field.
10661 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
10662 (DECL_EXTERNAL): Likewise.
10663 (DECL_BIT_FIELD): Likewise.
10664 (DECL_NONADDRESSABLE_P): Likewise.
10665 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
10666 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
10668 2009-06-10 Ian Lance Taylor <iant@google.com>
10670 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
10671 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
10672 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
10673 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
10674 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
10675 DEF_VEC_ALLOC_FUNC_P.
10676 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
10677 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
10678 DEF_VEC_ALLOC_FUNC_O.
10679 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
10680 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
10681 DEF_VEC_ALLOC_FUNC_I.
10682 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
10683 (vec_stack_p_reserve_exact_1): Declare.
10684 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
10685 (vec_stack_free): Declare.
10686 (VEC_stack_alloc): Define.
10687 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
10688 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
10689 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
10690 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
10692 (stack_vecs): New static variable.
10693 (vec_stack_p_reserve_exact_1): New function.
10694 (vec_stack_o_reserve_1): New static function.
10695 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
10696 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
10697 (vec_stack_free): New function.
10698 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
10699 (VEC_df_ref_stack_alloc): Define.
10700 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
10701 DEF_VEC_ALLOC_P_STACK.
10702 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
10703 (struct df_collection_rec): Change _vec fields to VEC. Remove
10705 (df_free_collection_rec): Adjust for new fields.
10706 (df_insn_rescan): Use new df_collection_rec fields.
10707 (df_notes_rescan, df_canonize_collection_rec): Likewise.
10708 (df_ref_create_structure, df_ref_record): Likewise.
10709 (df_get_conditional_uses, df_get_call_refs): Likewise.
10710 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
10711 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
10712 (df_record_exit_block_uses, df_bb_verify): Likewise.
10713 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
10714 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
10715 Remove count parameter. Change return type to void. Change all
10717 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
10718 Remove count parameter. Change return type to void. Change all
10720 (df_install_refs): Change old_vec parameter to VEC. Remove count
10721 parameter. Change all callers.
10722 (df_install_mws): Change old_vec parameter to VEC. Remove count
10723 parameter. Change all callers.
10724 (df_refs_verify): Change new_rec parameter to VEC. Change call
10726 (df_mws_verify): Likewise.
10728 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
10730 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
10732 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
10734 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
10736 2009-06-10 Anthony Green <green@moxielogic.com>
10738 * config/moxie/crti.asm: New file.
10739 * config/moxie/crtn.asm: New file.
10740 * config/moxie/moxie.c: New file.
10741 * config/moxie/moxie.h: New file.
10742 * config/moxie/sfp-machine.h: New file.
10743 * config/moxie/moxie-protos.h: New file.
10744 * config/moxie/t-moxie: Created.
10745 * config/moxie/t-moxie-softfp: Created.
10746 * config/moxie/moxie.md: Created.
10747 * config/moxie/constraints.md: Created.
10748 * config.gcc: Add moxie support.
10749 * doc/md.texi (Machine Constraints): Add moxie constraints.
10750 * doc/contrib.texi (Contributors): Mention moxie port.
10751 * doc/install.texi (Specific): Mention the moxie port.
10753 2009-06-09 Ian Lance Taylor <iant@google.com>
10755 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
10756 compiling with C++.
10757 * optabs.c (optab_table): Only use designated initializers if
10758 HAVE_DESIGNATED_INITIALIZERS is defined.
10759 (convert_optab_table): Likewise.
10760 (init_optabs): Always call init_insn_codes if
10761 HAVE_DESIGNATED_INITIALIZERS is not defined.
10763 2009-06-09 Ian Lance Taylor <iant@google.com>
10765 * targhooks.c (default_builtin_vectorized_function): Change fn
10766 parameter to unsigned int.
10767 (default_builtin_vectorized_conversion): Change code parameter to
10769 (default_builtin_reciprocal): Change fn parameter to unsigned int.
10770 * targhooks.h: Update declarations.
10771 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
10772 parameter to unsigned int.
10774 * c-typeck.c (comptypes_check_enum_int): New static function.
10775 (comptypes_internal): Add enum_and_int_p parameter. Change all
10777 (comp_target_types): Add location parameter. Change all callers.
10778 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
10779 Change all callers.
10780 (function_types_compatible_p, type_lists_compatible_p): Likewise.
10781 (build_conditional_expr): Add colon_loc parameter. Change all
10783 (convert_for_assignment): Add location parameter. Change all callers.
10784 * c-parser.c (c_parser_conditional_expression): Pass location of
10785 colon to build_conditional_expr.
10786 * c-tree.h (build_conditional_expr): Update declaration.
10788 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
10790 * graphite.c: Revert previous patch.
10792 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
10795 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
10797 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
10799 * tree-ssa-loop-prefetch.c
10800 (loop_prefetch_arrays): Fixed a portability problem in printf format
10803 2009-06-09 Martin Jambor <mjambor@suse.cz>
10805 PR tree-optimization/40351
10806 * tree-sra.c (propagate_subacesses_accross_link): Check that a
10807 refrence to a potential artifical subaccess can be constructed.
10809 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
10811 * config/sh/sh-protos.h (sh_optimization_options): Declare.
10812 (sh_override_options): Likewise.
10813 * config/sh/sh.c: Include params.h.
10814 (sh_optimization_options): New.
10815 (sh_override_options): Likewise.
10816 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
10817 (OVERRIDE_OPTIONS): Use sh_override_options.
10819 2009-06-08 Jakub Jelinek <jakub@redhat.com>
10821 * dwarf2out.c (emit_cfa_remember): New variable.
10822 (add_fde_cfi): If emit_cfa_remember, recurse to add
10823 DW_CFA_remember_state first.
10824 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
10825 instead just set emit_cfa_remember.
10827 2009-06-08 Jan Hubicka <jh@suse.cz>
10830 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
10832 2009-06-08 Jan Hubicka <jh@suse.cz>
10834 PR middle-end/39834
10835 * cgraphunit.c (save_inline_function_body): Do not copy transform
10836 hooks for saved inline bodies.
10837 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
10838 for given function.
10840 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
10842 * jump.c (returnjump_p): Handle delayed branches. Add missing
10845 2009-06-08 Jan Hubicka <jh@suse.cz>
10847 PR middle-end/40102
10848 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
10849 original node might've been modified.
10850 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
10852 2009-06-08 Jakub Jelinek <jakub@redhat.com>
10854 * tree-object-size.c (addr_object_size): Add OSI argument.
10855 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
10856 (compute_builtin_object_size, expr_object_size): Adjust callers.
10857 (plus_stmt_object_size): Call addr_object_size instead of
10858 compute_builtin_object_size.
10860 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
10861 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10863 * tree-ssa-loop-prefetch.c
10864 (gather_memory_references): Introduced a counter for the number of
10866 (anything_to_prefetch_p): Introduced a counter for the number of
10868 (is_loop_prefetching_profitable): New function with a cost model
10870 (loop_prefetch_arrays): Use the new cost model to determine if
10871 prefetching is profitable.
10872 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
10873 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
10874 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
10875 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
10876 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
10877 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
10879 2009-06-08 Michael Matz <matz@suse.de>
10882 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
10883 partitions use the same.
10884 (expand_one_var): Deal with DECL_RTL sometimes begin set also
10885 for basevars of SSA_NAMEs.
10886 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
10887 to not expand them twice.
10888 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
10891 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
10893 * common.opt (fcompare-debug=, fcompare-debug-second): New.
10894 (fdump-final-insns=, gtoggle): New.
10895 * doc/invoke.texi: Document them.
10896 * final.c (rest_of_clean_state): Dump final insn stream.
10897 * gcc.c (invoke_as): Hook in -fcompare-debug.
10898 (static_spec_functions): Add compare-debug-dump-opt,
10899 compare-debug-self-opt and compare-debug-auxbase-opt.
10900 (compare_debug, compare_debug_second, compare_debug_opt): New.
10901 (switches_debug_check, n_switches_debug_check): New.
10902 (debug_auxbase_opt, debug_check_temp_file): New.
10903 (process_command): Handle -fno-compare-debug, -fcompare-debug and
10905 (do_self_spec): Handle arguments after switches.
10906 (do_spec_1): Add .gk extension to temp file basenames for compare.
10907 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
10908 (cc1_options): Use it instead of normal auxbase computation for
10909 the second compare-debug compilation.
10910 (compare_files): New.
10911 (main): Set up and implement compare debug mode.
10912 (compare_debug_dump_opt_spec_function): New.
10913 (compare_debug_self_opt_spec_function): New.
10914 (compare_debug_auxbase_opt_spec_function): New.
10915 * toplev.c (process_options): Handle flag_gtoggle,
10916 flag_dump_final_insns.
10917 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
10918 during -fcompare-debug-second compilation.
10920 2009-06-07 Ian Lance Taylor <iant@google.com>
10922 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
10923 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
10925 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
10926 with no default node. Change warning with %H to warning_at.
10927 Don't clear warn_switch around case checking.
10928 * doc/invoke.texi (Warning Options): Clarify distinction between
10929 -Wswitch and -Wswitch-enum.
10931 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10933 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
10935 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10937 * gbl-ctors.h: Add header guard.
10939 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10941 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
10942 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
10943 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
10944 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
10945 prototypes for removed functions.
10946 (expressions_equal_p): Move to ...
10947 * tree-ssa-sccvn.h: ... here and ...
10948 * matrix-reorg.c: ... adjust includes.
10950 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10952 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
10954 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10956 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
10957 (finish_function): Remove erroneous whitespace.
10959 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10961 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
10962 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
10964 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10966 * errors.c (internal_error): Commentary typo fix.
10967 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
10968 * tree-ssa-pre.c: Ditto.
10970 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10972 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
10973 them is supposed to hold actual statements.
10975 2009-06-06 Ian Lance Taylor <iant@google.com>
10977 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
10978 empty statements can now have attributes.
10980 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
10982 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
10983 * config/mips/mips.md: Ditto.
10985 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
10987 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
10989 (__eabi_uconvert): Likewise.
10991 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
10993 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
10994 CFI_* definitions with IN_GCC.
10996 2009-06-05 David Edelsohn <edelsohn@gnu.org>
10998 * xcoffout.h (xcoffout_source_line): Update prototype.
11000 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11002 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
11003 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
11005 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11007 PR middle-end/40340
11008 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
11009 inlined_function_outer_scope_p blocks for artificial inlines
11011 * tree.c (tree_nonartificial_location): Rewrite using
11012 block_nonartificial_location.
11014 2009-06-05 Revital Eres <eres@il.ibm.com>
11015 Leehod Baruch <leehod@il.ibm.com>
11017 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
11018 (expand_expr_real_1): Remove comment.
11019 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11020 Vectorize misaligned access when the target supports it.
11021 (vect_supportable_dr_alignment): Check for unaligned access support.
11022 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
11025 2009-06-05 Julian Brown <julian@codesourcery.com>
11027 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
11028 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
11030 2009-06-05 Richard Guenther <rguenther@suse.de>
11033 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
11034 as possibly unused.
11036 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11038 * config/s390/s390.c (global_not_special_regno_p): New static inline.
11039 (save_gprs): Don't tell unwinder when a global register is saved.
11040 (s390_emit_epilogue): Emit needed epilogue unwind info.
11042 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11044 * dwarf2out.c (deferred_asm_name): New.
11045 (add_name_and_src_coords_attributes): Defer creation of
11046 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
11048 (move_linkage_attr): New.
11049 (dwarf2out_finish): Revisit deferrals and emit attributes at the
11052 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11054 * tree-nested.c (finalize_nesting_tree_1): Declare the
11055 frame_decl in the binding tree.
11057 2009-06-04 Cary Coutant <ccoutant@google.com>
11059 * basic-block.h (struct basic_block_def): Add discriminator field.
11060 * dbxout.c (dbxout_source_line): Add new parameter. Change all
11062 * debug.c (do_nothing_debug_hooks): Add additional entry.
11063 (debug_nothing_int_charstar_int): New function.
11064 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
11065 (debug_nothing_int_charstar_int): New declaration.
11066 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
11067 discriminator value in .loc directive.
11068 * final.c (last_discriminator): New variable.
11069 (discriminator): New variable.
11070 (final_start_function): Initialize above variables, pass current
11071 discriminator to debug hook.
11072 (notice_source_line): Check for discriminator change.
11073 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
11074 * sdbout.c (sdbout_source_line): New parameter.
11075 * tree-cfg.c (struct locus_discrim_map): New structure type.
11076 (discriminator_per_locus): New hash table.
11077 (build_gimple_cfg): Allocate and free discriminator hash table.
11078 (make_edges): Call assign_discriminator.
11079 (locus_map_hash): New function.
11080 (locus_map_eq): New function.
11081 (next_discriminator_for_locus): New function.
11082 (same_line_p): New function.
11083 (assign_discriminator): New function.
11084 (make_cond_expr_edges): Call assign_discriminator.
11085 (make_gimple_switch_edges): Likewise.
11086 (first_non_label_stmt): New function.
11087 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
11089 * xcoffout.c (xcoffout_source_line): Add new parameter.
11091 * configure.ac (gcc_cv_as_discriminator): New configury check for
11092 gas support for discriminator.
11093 * configure: Regenerate.
11094 * config.in: Regenerate.
11096 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11098 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
11099 val after checking for integers.
11101 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
11103 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
11105 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
11106 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
11107 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
11108 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
11109 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
11110 X64_SSE_REGPARM_MAX.
11111 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
11112 X64_SSE_REGPARM_MAX.
11114 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11116 * gcc.c (report_times_to_file): New.
11117 (execute): Implement it.
11118 (process_command): Support -time=.
11119 * doc/invoke.texi: Document it.
11121 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11123 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
11124 that have value exprs.
11126 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11128 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
11129 declarations for constants until...
11130 (dw2_output_indirect_constant_1): ... this point.
11132 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
11135 * arm.md (arm_addsi3): Don't try to split an add with an
11136 eliminable register until after reload has completed.
11138 2009-06-03 Ian Lance Taylor <iant@google.com>
11140 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
11141 * genattrtab.c (write_length_unit_log): Likewise.
11142 * genchecksum.c (dosum): Likewise.
11143 * gengtype.c (write_rtx_next): Likewise.
11144 (finish_root_table, write_roots): Likewise.
11145 * gimple.c (gimple_ops_offset_): Likewise.
11146 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
11147 * config/arc/arc.c (arc_attribute_table): Likewise.
11148 * config/arm/arm.c (arm_attribute_table): Likewise.
11149 * config/avr/avr.c (avr_attribute_table): Likewise.
11150 * config/crx/crx.c (crx_attribute_table): Likewise.
11151 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
11152 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
11153 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
11154 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
11155 * config/sh/sh.c (sh_attribute_table): Likewise.
11156 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
11157 * config/spu/spu.c (spu_attribute_table): Likewise.
11158 * config/v850/v850.c (v850_attribute_table): Likewise.
11160 * config/alpha/alpha.c (vms_attribute_table): Make static.
11161 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
11162 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
11163 * config/mips/mips.c (mips_attribute_table): Likewise.
11165 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
11167 (cc1-checksum.o): Likewise.
11169 2009-06-03 Steve Ellcey <sje@cup.hp.com>
11171 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
11173 2009-06-03 Jakub Jelinek <jakub@redhat.com>
11175 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
11176 insn if it is changing sp. Use gen_add3_insn instead of
11177 conditionally gen_addsi3 and gen_adddi3.
11178 (offset_below_red_zone_p): New static inline function.
11179 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
11180 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
11181 * config/rs6000/ppc-asm.h: Include auto-host.h.
11182 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
11183 CFI_RESTORE): Define.
11184 * config/rs6000/crtresxgpr.asm: Add unwind info.
11185 * config/rs6000/crtresxfpr.asm: Likewise.
11186 * config/rs6000/crtresgpr.asm: Likewise.
11187 * config/rs6000/crtresfpr.asm: Likewise.
11188 * config/rs6000/crtsavgpr.asm: Likewise.
11189 * config/rs6000/crtsavfpr.asm: Likewise.
11191 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
11192 argument of DWARF2_FRAME_REG_OUT macros.
11194 2009-06-03 Julian Brown <julian@codesourcery.com>
11196 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
11197 words or less (including TImode) in core registers.
11199 2009-06-03 Richard Guenther <rguenther@suse.de>
11201 PR middle-end/40328
11202 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
11204 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
11206 * statistics.c (statistics_counter_event): Do not record event
11207 in pass dump if its number == -1.
11208 (curr_statistics_hash): Add assert that we never get passes
11209 with static number == -1.
11211 2009-06-03 Richard Guenther <rguenther@suse.de>
11212 Andrey Belevantsev <abel@ispras.ru>
11214 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
11215 non-BLKmode arrays addressable.
11217 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
11219 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
11220 * config/m68k/m68k.h: ... here.
11221 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
11224 2009-06-03 Martin Jambor <mjambor@suse.cz>
11226 PR tree-optimization/40323
11227 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
11230 2009-06-03 Richard Guenther <rguenther@suse.de>
11232 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11235 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
11237 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
11238 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
11239 JUMP_TABLE_DATA_P where applicable.
11240 * config/sh/sh.c: Ditto.
11241 * config/sh/sh.h: Ditto.
11242 * config/sh/sh.md: Ditto.
11243 * config/sh/symbian.c: Ditto.
11245 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
11247 * config/i386/driver-i386.c (describe_cache): Optimize
11248 concatenation of strings. Use snprintf instead of sprintf.
11249 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
11250 target when not compiling with GCC.
11252 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
11254 * config/sh/sh.c: Revert last change.
11255 (sh_expand_epilogue): Emit a blockage insn before the frame
11256 pointer adjustment unconditionally.
11258 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11260 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
11261 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
11262 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
11263 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
11264 to COLLECT_GCC_OPTIONS.
11266 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11268 * collect2.c (target_system_root): New variable.
11269 (main): Handle --sysroot=.
11270 (ignore_library): Strip the sysroot from the library path.
11272 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11274 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
11275 (collect2.o): Depend on collect2-aix.h.
11276 (collect2-aix.o): New rule.
11277 * collect2-aix.h: New file.
11278 * collect2-aix.c: Likewise.
11279 * collect2.c: Include collect2-aix.h. Don't undefine
11280 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
11281 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
11282 Use TARGET_AIX_VERSION instead of _AIX51.
11283 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
11284 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
11285 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
11286 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
11287 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
11289 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11291 * collect2.c (ignore_library): Avoid premature post-increment
11292 and null deference.
11294 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11296 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
11297 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
11298 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
11299 CROSS_DIRECTORY_STRUCTURE too.
11300 (LINK_LIBG_SPEC): Likewise.
11301 (LIB_SPEC): Add %R to sysroot paths.
11302 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
11303 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
11304 * config/rs6000/aix51.h: As for aix43.h.
11305 * config/rs6000/aix52.h: Likewise.
11306 * config/rs6000/aix53.h: Likewise.
11307 * config/rs6000/aix61.h: Likewise.
11308 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
11309 to the beginning of sysroot paths.
11311 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11313 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
11314 INSN_LISTs that are out of the REG_NOTE range.
11316 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11318 * loop-unroll.c (struct iv_to_split): Add pointer to next.
11319 (struct var_to_expand): Likewise.
11320 (struct opt_info): Add head and tail for linked lists of the above.
11321 (analyze_insn_to_expand_var): Initialize next.
11322 (analyze_iv_to_split_insn): Likewise.
11323 (analyze_insns_in_loop): Create linked lists.
11324 (allocate_basic_variable): Simplify for use without hash table.
11325 (insert_var_expansion_initialization): Likewise, make it type-safer.
11326 (combine_var_copies_in_loop_exit): Likewise.
11327 (apply_opt_in_copies): Walk lists rather than hash tables.
11328 (release_var_copies): Simplified and inlined by hand into...
11329 (free_opt_info): ... this function.
11331 2009-06-02 Richard Guenther <rguenther@suse.de>
11333 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11336 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11338 * cfgexpand.c (gimple_expand_cfg): Discard the source location
11339 only for builtins that are not overridden.
11341 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11343 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
11346 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11348 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
11350 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11352 * combine.c (move_deaths): Compare LUIDs within the same BB only.
11354 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11356 * common.opt (fdump-unnumbered-links): New.
11357 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
11358 * print-rtl.c (flag_dump_unnumbered_links): New.
11359 (print_rtx): Test it.
11361 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
11363 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
11364 push/pop multiple to 8-byte alignment.
11366 2009-06-01 Jakub Jelinek <jakub@redhat.com>
11368 * config/i386/i386.c (queued_cfa_restores): New static variable.
11369 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
11371 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
11372 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
11373 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
11374 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
11375 note unconditionally.
11376 (ix86_emit_restore_regs_using_mov): Likewise.
11377 (ix86_emit_restore_sse_regs_using_mov): Likewise.
11378 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
11379 it through to ix86_emit_restore_reg_using_pop.
11380 (ix86_emit_leave): Add RED_OFFSET argument. Call
11381 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
11382 instead of adding REG_CFA_OFFSET note unconditionally.
11383 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
11384 the above functions. Call ix86_add_queued_cfa_restore_notes when
11387 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
11388 force output of the label even for dwarf2out_do_cfi_asm.
11389 (add_fde_cfi): If -g2 and above and cfi might change CFA,
11390 force creation of CFI label and chain DW_CFA_set_loc jumping to it
11391 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
11393 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
11394 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
11395 dwarf2out_cfi_label callers.
11396 * tree.h (dwarf2out_cfi_label): Adjust prototype.
11397 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
11398 Adjust dwarf2out_cfi_label callers.
11399 * config/vax/vax.c (vax_output_function_prologue): Likewise.
11401 * config/i386/i386.h (struct machine_cfa_state,
11402 struct machine_function): Guard with ifndef USED_FOR_TARGET
11403 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
11406 * emutls.c (__emutls_get_address): Change arr->size to mean number
11407 of allocated arr->data entries instead of # of slots + 1.
11409 PR middle-end/40316
11410 * recog.c (peep2_reinit_state): New function.
11411 (peephole2_init_state): Use it at the end of a basic block and also
11412 when seeing a RTX_FRAME_RELATED_P insn.
11414 2009-06-01 Steve Ellcey <sje@cup.hp.com>
11416 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
11417 fixuns_truncrfdi2): New.
11418 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
11419 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
11420 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
11421 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
11422 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
11423 *recip_approx): Remove.
11424 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
11425 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
11426 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
11428 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
11431 2009-06-01 Ian Lance Taylor <iant@google.com>
11433 * attribs.c (register_attribute): Use CONST_CAST.
11434 * collect2.c (main): Use CONST_CAST2.
11435 (scan_prog_file): Likewise.
11436 * gcc.c (process_command, main): Likewise.
11437 * toplev.c (toplev_main): Likewise.
11439 * c-typeck.c (handle_warn_cast_qual): New static function,
11440 partially broken out of build_c_cast.
11441 (build_c_cast): Call handle_warn_cast_qual.
11442 * doc/invoke.texi (Warning Options): Document new effect of
11445 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
11447 * diagnostic.c (diagnostic_build_prefix): Always print columns.
11448 (diagnostic_report_current_module): Print columns.
11449 * common.opt (flag_show_column): Enable by default.
11451 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
11453 * alias.c (find_base_term): Check for NULL term before returning.
11455 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11457 Revert due to PR40320:
11458 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11459 * calls.c (emit_library_call_value_1): Don't force_operand for move
11462 2009-06-01 Olivier Hainque <hainque@adacore.com>
11463 Eric Botcazou <ebotcazou@adacore.com>
11465 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
11466 to be processed as a bitfield for constructor output purposes.
11467 * output.h (initializer_constant_valid_for_bitfield_p): Declare
11469 * varasm.c (oc_local_state): New type, output_constructor
11470 local state to support communication with helpers.
11471 (oc_outer_state): New type, output_constructor outer state of
11472 relevance in recursive calls.
11473 (output_constructor_array_range): New output_constructor helper,
11474 extracted code for an array range element.
11475 (output_constructor_regular_field): New output_constructor helper,
11476 extracted code for an element that is not a bitfield.
11477 (output_constructor_bitfield): New output_constructor helper,
11478 extracted code for a bitfield element. Accept an OUTER state
11479 argument for recursive processing. Recurse on record or array
11480 CONSTRUCTOR values, possibly past noop conversions.
11481 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
11482 VALUE is a valid constant-valued expression for use in a static
11483 bit-field initializer.
11484 (output_constructor): Rework to use helpers. Accept and honor an
11485 OUTER state argument for recursive calls. Return total size. Be
11486 prepared for nested constructors initializing bitfields.
11487 (output_constant): Feed OUTER in calls to output_constructor.
11489 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11491 * calls.c (emit_library_call_value_1): Don't force_operand for move
11494 2009-06-01 Nick Clifton <nickc@redhat.com>
11496 * doc/invoke.texi (IA-64 Options): Fix typo.
11498 2009-06-01 Ira Rosen <irar@il.ibm.com>
11500 PR tree-optimization/39129
11501 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
11503 (vect_do_peeling_for_loop_bound): Use
11504 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
11505 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
11506 (vect_loop_versioning): Likewise.
11507 (vect_create_cond_for_alias_checks): Fix indentation.
11508 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
11510 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
11511 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
11512 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
11513 "control flow in loop".
11514 (vect_estimate_min_profitable_iters): Use
11515 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
11516 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
11517 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
11518 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
11519 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
11520 statement belongs to a group of strided accesses with the exact code
11522 (vectorizable_load): Likewise.
11523 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
11524 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
11526 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
11528 * config/freebsd-stdint.h: New file.
11529 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
11530 Add freebsd-stdint.h to tm_file.
11532 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
11534 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
11535 (thumb2_extendhidi2): Likewise.
11537 2009-05-31 Ian Lance Taylor <iant@google.com>
11539 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
11541 2009-05-31 Ian Lance Taylor <iant@google.com>
11543 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
11544 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
11545 (ipa-reference.o): Depend upon gt-ipa-reference.h.
11547 2009-05-31 Jason Merrill <jason@redhat.com>
11549 * tree-pretty-print.c (print_call_name): Take the callee, not the
11550 call itself. Make non-static. Use dump_function_name for functions.
11551 (dump_generic_node): Adjust.
11552 * diagnostic.h: Declare print_call_name.
11553 * gimple-pretty-print.c (dump_gimple_call): Use it.
11555 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
11557 * config/sh/sh.md (ashldi3_std): New define_expand.
11560 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
11563 * config/sh/sh.c: Include debug.h.
11564 (sh_expand_epilogue): Emit a blockage insn before the frame
11565 pointer adjustment also when dwarf2out_do_frame returns true.
11567 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
11569 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
11570 (thumb2_extendqidi2): New pattern.
11572 2009-05-31 Ira Rosen <irar@il.ibm.com>
11574 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
11575 mark phis for renaming.
11576 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
11577 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
11578 Call mark_sym_for_renaming.
11579 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
11580 * tree-vect-loop.c (vect_transform_loop): Remove
11581 vect_memsyms_to_rename initialization and a call to
11582 mark_set_for_renaming.
11584 2009-05-31 Jakub Jelinek <jakub@redhat.com>
11586 PR middle-end/40304
11587 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
11588 frame related even if !set_cfa && style < 0.
11590 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
11592 * config/i386/mingw-tls.c: New file.
11593 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
11594 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
11595 defining _WIN32 but not __CYGWIN__.
11597 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11599 * configure.ac: Add MPC support.
11601 * config.in, configure: Regenerate.
11603 2009-05-29 Richard Henderson <rth@redhat.com>
11605 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
11606 NOTE_INSN_BASIC_BLOCK.
11607 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
11608 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
11609 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
11611 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
11613 (add_cfi): Disable check redefining cfa away from drap.
11614 (lookup_cfa_1): Add remember argument; handle remember/restore.
11615 (lookup_cfa): Pass remember argument.
11616 (cfa_remember): New.
11617 (compute_barrier_args_size_1): Remove sibcall check.
11618 (dwarf2out_frame_debug_def_cfa): New.
11619 (dwarf2out_frame_debug_adjust_cfa): New.
11620 (dwarf2out_frame_debug_cfa_offset): New.
11621 (dwarf2out_frame_debug_cfa_register): New.
11622 (dwarf2out_frame_debug_cfa_restore): New.
11623 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
11624 (dwarf2out_begin_epilogue): New.
11625 (dwarf2out_frame_debug_restore_state): New.
11626 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
11627 DW_CFA_restore_state.
11628 (output_cfi_directive): Likewise.
11629 (convert_cfa_to_fb_loc_list): Likewise.
11630 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
11631 * dwarf2out.h: Update.
11632 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
11633 (copy_insn_1): Early out for null.
11634 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
11635 and dwarf2out_frame_debug_restore_state.
11636 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
11637 (prologue_insn_hash, epilogue_insn_hash): New.
11638 (free_after_compilation): Adjust freeing accordingly.
11639 (record_insns): Create hash table if needed; push insns into
11640 hash instead of array.
11641 (maybe_copy_epilogue_insn): New.
11642 (contains): Search hash table instead of array.
11643 (sibcall_epilogue_contains): Remove.
11644 (thread_prologue_and_epilogue_insns): Split eh_return insns
11645 and mark them as epilogues.
11646 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
11647 scanning in terms of basic blocks.
11648 * insn-notes.def (CFA_RESTORE_STATE): New.
11649 * jump.c (returnjump_p_1): Accept EH_RETURN.
11650 (eh_returnjump_p_1, eh_returnjump_p): New.
11651 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
11652 CFA_REGISTER, CFA_RESTORE): New.
11653 * rtl.def (EH_RETURN): New.
11654 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
11656 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
11657 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
11659 * config/i386/i386.c (gen_push): Update cfa state.
11660 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
11661 add a CFA_ADJUST_CFA note.
11662 (ix86_dwarf_handle_frame_unspec): Remove.
11663 (ix86_expand_prologue): Update cfa state.
11664 (ix86_emit_restore_reg_using_pop): New.
11665 (ix86_emit_restore_regs_using_pop): New.
11666 (ix86_emit_leave): New.
11667 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
11668 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
11669 * config/i386/i386.h (struct machine_cfa_state): New.
11670 (ix86_cfa_state): New.
11671 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
11672 (eh_return_internal): Merge from eh_return_<mode>,
11673 use eh_return rtx, split w/ epilogue.
11675 2009-05-29 Ian Lance Taylor <iant@google.com>
11677 * builtins.c (validate_gimple_arglist): Don't use va_arg with
11679 * calls.c (emit_library_call_value_1): Likewise.
11681 * c-typeck.c (c_build_va_arg): New function.
11682 * c-tree.h (c_build_va_arg): Declare.
11683 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
11684 instead of build_va_arg.
11686 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
11688 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
11689 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
11690 (ptr_difference_cost): Use affine combinations to compute it.
11691 (difference_cost): Likewise.
11692 (get_computation_cost_at): Compute more accurate cost for addresses
11693 if the ratio is a multiplier allowed in addresses.
11694 For non-addresses, consider that an additional offset or symbol is
11697 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11699 * config/i386/i386.c (ix86_decompose_address): Avoid useless
11700 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
11702 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
11703 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
11704 (prefix_rex): For UNIT_MMX don't imply the prefix by default
11706 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
11707 to 1 for TYPE_SSE{IADD1,CVT1}.
11708 (prefix_vex_imm8): Removed.
11709 (length_vex): Only pass 1 as second argument to
11710 ix86_attr_length_vex_default if prefix_extra is 0.
11711 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
11712 (length): For prefix vex computation use length_immediate
11713 attribute instead of prefix_vex_imm8.
11714 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
11715 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
11716 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
11717 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
11718 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
11719 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
11720 a space in between the operands.
11721 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
11722 if one operand is 0xff and the other one si, di, bp or sp.
11723 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
11724 other one si, di, bp or sp.
11725 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
11726 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
11727 type and mode attributes.
11728 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
11729 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
11730 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
11731 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
11732 prefix_data16 attribute iff MODE_DF.
11733 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
11734 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
11735 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
11736 constm128_operand in length_immediate computation.
11737 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
11738 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
11739 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
11740 length_immediate attribute to 1.
11741 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
11742 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
11743 for certain alternatives.
11744 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
11745 prefix_data16 attribute if MODE_V1DF.
11746 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
11747 length_immediate to 1.
11748 (set_got_rex64, set_rip_rex64): Remove length attribute, set
11749 length_address to 4, set mode attribute to MODE_DI.
11750 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
11751 (fxam<mode>2_i387): Set length attribute to 4.
11752 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
11753 *prefetch_3dnow_rex): Override length_address attribute.
11754 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
11756 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
11757 (constm128_operand): Removed.
11758 * config/i386/i386.c (memory_address_length): For
11759 disp && !index && !base in 64-bit mode account for SIB byte if
11760 print_operand_address can't optimize disp32 into disp32(%rip)
11761 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
11762 for fs: or gs: segment.
11763 (ix86_attr_length_immediate_default): When checking if shortform
11764 is possible, truncate immediate to the length of the non-shortened
11766 (ix86_attr_length_address_default): Ignore MEM_P operands
11768 (ix86_attr_length_vex_default): Only check for DImode on
11769 GENERAL_REG_P operands.
11770 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
11771 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
11772 (sse_cvttps2pi): Clear prefix_rep attribute.
11773 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
11775 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
11776 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
11777 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
11778 iff operand 2 is const_int_operand.
11779 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
11780 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
11781 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
11783 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
11785 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
11786 prefix_data16 attribute for movlpd and movhpd instructions.
11787 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
11788 length_immediate for shufpd instruction.
11789 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
11790 (avx_cmpp<avxmodesuffixf2c><mode>3,
11791 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
11792 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
11793 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
11794 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
11795 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
11796 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
11797 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
11798 prefix_data16 attribute for the first alternative to 1.
11799 (*avx_loadlps): Override length_immediate for the first alternative.
11800 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
11801 attributes for second alternative.
11802 (*vec_concatv2sf_sse4_1): Override length_immediate and
11803 prefix_data16 attributes for second alternative.
11804 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
11805 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
11806 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
11807 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
11808 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
11809 prefix_data16 and length_immediate to 1.
11810 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
11812 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
11813 prefix_extra attribute for variants that don't have 0f prefix alone.
11814 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
11815 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
11816 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
11817 *sse4_1_pextrd): Set length_immediate to 1.
11818 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
11819 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
11821 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
11822 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
11823 length_immediate to 1 for second alternative.
11824 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
11825 prefix_extra and length_immediate attributes for the first
11827 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
11829 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
11830 to 1 for the first and third alternative.
11831 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
11833 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
11835 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
11837 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
11838 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
11839 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
11840 *avx_psign<mode>3): Set prefix_extra attribute to 1.
11841 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
11842 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
11843 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
11844 ssse3_psign<mode>3): Override prefix_rex attribute.
11845 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
11846 (ssse3_palignrti): Override length_immediate to 1.
11847 (ssse3_palignrdi): Override length_immediate to 1, override
11848 prefix_rex attribute.
11849 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
11850 (sse4a_extrqi): Override length_immediate to 2.
11851 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
11852 (sse4a_insertq): Override prefix_data16 to 0.
11853 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
11854 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
11855 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
11856 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
11857 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
11858 and length_immediate to 1.
11859 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
11860 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
11861 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
11862 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
11863 and length_immediate to 1.
11864 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
11865 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
11866 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
11867 avx_ptest256): Override prefix_extra to 1.
11868 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
11869 Override prefix_data16 and length_immediate to 1.
11870 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
11871 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
11872 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
11873 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
11874 prefix_data16 to 0 and prefix_extra to 2.
11875 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
11876 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
11878 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
11879 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
11880 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
11881 and prefix_extra to 2.
11882 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
11883 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
11884 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
11885 avx_vpermilvar<mode>3,
11886 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
11887 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
11888 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
11889 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
11890 Override prefix_extra to 1.
11891 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
11892 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
11893 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
11894 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
11895 prefix_extra and length_immediate to 1.
11896 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
11898 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
11899 to 1 for the first alternative.
11900 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
11901 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
11903 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
11904 *movv2sf_internal_avx, *movv2sf_internal): Override
11905 prefix_rep attribute for certain alternatives.
11906 (*mov<mode>_internal): Override prefix_rep or prefix_data16
11907 attributes for certain alternatives.
11908 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
11909 attributes for certain alternatives.
11910 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
11911 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
11912 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
11913 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
11914 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
11915 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
11916 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
11917 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
11918 length_immediate to 1 if operand 2 is const_int_operand.
11919 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
11920 *vec_extractv2si_1): Set length_immediate attribute to 1.
11921 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
11922 using old 3DNOW insn rather than SSE/3DNOW_A.
11923 (mmx_emms, mmx_femms): Clear modrm attribute.
11925 2009-05-29 Martin Jambor <mjambor@suse.cz>
11927 * tree-sra.c: New implementation of SRA.
11929 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
11930 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
11931 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
11932 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
11933 (SRA_MAX_STRUCTURE_COUNT): Removed.
11934 (SRA_FIELD_STRUCTURE_RATIO): Removed.
11935 * doc/invoke.texi (sra-max-structure-size): Removed.
11936 (sra-field-structure-ratio): Removed.
11938 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11940 PR middle-end/40291
11941 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
11944 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
11946 PR rtl-optimization/40101
11947 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
11948 seqno. Adjust comment.
11949 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
11950 inserting bookkeeping before a jump, the jump is not scheduled.
11951 When no positive seqno found, provide a value. Add comment.
11953 2009-05-29 Richard Guenther <rguenther@suse.de>
11955 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
11956 short-cutting on the first component.
11958 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11960 PR middle-end/39958
11961 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
11962 for trees other than decls/types.
11964 2009-05-29 Richard Guenther <rguenther@suse.de>
11966 * tree-ssa-operands.c (get_expr_operands): Do not handle
11967 INDIRECT_REFs in the handled-component case. Remove
11968 unused get_ref_base_and_extent case.
11969 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
11970 tree_low_cst and host_integerp where possible.
11971 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
11972 codes for equivalence.
11973 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
11975 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
11977 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
11978 to tmake_file for i[34567]86-*-cygwin*.
11980 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11983 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
11984 (altivec_categorize_keyword, init_vector_keywords,
11985 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
11988 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
11990 * tree.c (handle_dll_attribute): Check if node is
11991 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
11993 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
11995 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
11997 (thumb2_zero_extendqidi2): Likewise.
11999 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
12001 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
12002 instead of gen_movrt.
12003 * config/sh/sh.md (movrt): Remove.
12005 2009-05-28 Steve Ellcey <sje@cup.hp.com>
12007 * doc/invoke.texi (IA-64 Options):
12008 Add -msdata, -mfused-madd, -mno-inline-float-divide,
12009 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
12010 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
12011 -msched-prefer-non-control-spec-insns,
12012 -msched-stop-bits-after-every-cycle,
12013 -msched-count-spec-in-critical-path,
12014 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
12015 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
12016 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
12017 and -msched-spec-verbose.
12019 2009-05-28 Joseph Myers <joseph@codesourcery.com>
12021 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
12022 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
12024 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
12026 2009-05-28 Richard Guenther <rguenther@suse.de>
12028 * tree-ssa-alias.c (ao_ref_init): New function.
12029 (ao_ref_base): Likewise.
12030 (ao_ref_base_alias_set): Likewise.
12031 (ao_ref_alias_set): Likewise.
12032 (refs_may_alias_p_1): Change signature.
12033 (refs_may_alias_p): Adjust.
12034 (refs_anti_dependent_p): Likewise.
12035 (refs_output_dependent_p): Likewise.
12036 (call_may_clobber_ref_p_1): Change signature.
12037 (call_may_clobber_ref_p): Adjust.
12038 (stmt_may_clobber_ref_p_1): New function split out from ...
12039 (stmt_may_clobber_ref_p): ... here.
12040 (maybe_skip_until): Adjust signature.
12041 (get_continuation_for_phi): Likewise.
12042 (walk_non_aliased_vuses): Likewise.
12043 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
12044 (ao_ref_init): Declare.
12045 (ao_ref_base): Likewise.
12046 (ao_ref_alias_set): Likewise.
12047 (stmt_may_clobber_ref_p_1): Likewise.
12048 (walk_non_aliased_vuses): Adjust.
12049 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
12050 (get_ref_from_reference_ops): remove.
12051 (vn_reference_lookup_2): Adjust signature.
12052 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
12053 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
12054 (vn_reference_lookup): Adjust.
12055 (vn_reference_insert): Likewise.
12056 (vn_reference_insert_pieces): Adjust signature.
12057 (visit_reference_op_call): Adjust.
12058 * tree-ssa-pre.c (get_expr_type): Simplify.
12059 (phi_translate_1): Adjust.
12060 (compute_avail): Likewise.
12061 (translate_vuse_through_block): Do not re-build trees.
12062 (value_dies_in_block_x): Likewise.
12063 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
12065 (vn_reference_lookup_pieces): Adjust declaration.
12066 (vn_reference_insert_pieces): Likewise.
12068 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
12070 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
12071 with checking disabled.
12073 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
12077 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
12078 macro definition for support of three-operand format aligned
12079 .comm directive in assembler on cygwin/pe/mingw target OS.
12080 * configure: Regenerate.
12081 * config.h: Regenerate.
12083 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
12084 aligned form of .comm directive if -mpe-aligned-commons is in effect.
12085 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
12087 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
12088 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
12090 2009-05-28 Ira Rosen <irar@il.ibm.com>
12092 PR tree-optimization/40254
12093 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
12094 in analysis of basic blocks.
12096 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
12098 PR middle-end/33699
12099 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
12100 * target-def.h (TARGET_CONST_ANCHOR): New macro.
12101 (TARGET_INITIALIZER): Use it.
12102 * cse.c (CHEAPER): Move it up to the other macros.
12103 (insert): Rename this ...
12104 (insert_with_costs): ... to this. Add cost parameters. Update
12106 (insert): New function. Call insert_with_costs.
12107 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
12108 find_reg_offset_for_const, try_const_anchors): New functions.
12109 (cse_insn): Call try_const_anchors. Adjust cost of src_related
12110 when using a const-anchor. Call insert_const_anchors.
12111 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
12112 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
12114 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12116 * tree-inline.c (remap_decls): Enable nonlocalized variables
12117 when not optimizing.
12119 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12121 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
12122 Simplify other tests involving optimize.
12124 2009-05-27 Tom Tromey <tromey@redhat.com>
12126 * unwind-dw2.c (_Unwind_DebugHook): New function.
12127 (uw_install_context): Call _Unwind_DebugHook.
12129 2009-05-27 Tom Tromey <tromey@redhat.com>
12131 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
12133 2009-05-27 Ian Lance Taylor <iant@google.com>
12135 * Makefile.in (LINKER, LINKER_FLAGS): Define.
12136 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
12137 (ALL_LINKERFLAGS): Define.
12138 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
12139 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12140 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
12141 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12142 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
12143 $(LINKER_FOR_BUILD).
12144 (build/gcov-iov$(build_exeext)): Likewise.
12146 2009-05-27 Julian Brown <julian@codesourcery.com>
12148 * gcse.c (target.h): Include.
12149 (can_assign_to_reg_without_clobbers_p): Check that the target allows
12150 copy of argument to a pseudo register.
12152 2009-05-27 Diego Novillo <dnovillo@google.com>
12154 * tree-ssa-live.c (dump_scope_block): Document arguments.
12155 (dump_scope_blocks): Document.
12156 (debug_scope_blocks): New.
12157 * tree-flow.h (debug_scope_blocks): Declare.
12159 2009-05-21 Denis Chertykov <denisc@overta.ru>
12161 * doc/contrib.texi (Contributors): Add myself to the list.
12163 2009-05-27 Olivier Hainque <hainque@adacore.com>
12165 * expr.c (target_align): New function. Alignment the TARGET of an
12166 assignment may be assume to have.
12167 (highest_pow2_factor_for_target): Use it instead of relying on
12168 immediate tree attributes of TARGET, not necessarily honored when
12169 intermediate bitfields are involved.
12171 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
12174 * config/i386/driver-i386.c (host_detect_local_cpu): Support
12175 AVX, SSE4, AES, PCLMUL and POPCNT.
12177 2009-05-27 Diego Novillo <dnovillo@google.com>
12179 * tree-pretty-print.c (dump_location): New.
12180 (dump_generic_node): Call it.
12181 Factor code to handle BLOCK nodes ...
12182 (dump_block_node): ... here.
12184 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
12186 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
12188 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
12190 * gcc-plugin.h: Include config.h and system.h.
12191 (IN_GCC): Define if not defined.
12193 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
12195 PR middle-end/40249
12196 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
12199 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
12201 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
12203 * config/m32r/m32r.h: Ditto.
12204 * config/m32r/m32r.md: Ditto.
12205 * config/m32r/predicates.md: Ditto.
12207 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
12209 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
12211 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
12214 (Loading plugins): typo.
12215 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
12216 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12217 (Interacting with the GCC Garbage Collector): Added new section.
12218 (Giving information about a plugin): Added new section for
12220 * ggc.h (ggc_register_root_tab): Added declaration.
12221 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
12222 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
12223 (register_callback): Improved comment in declaration.
12224 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
12225 (extra_root_vec) Added static variable for dynamic roots registration.
12226 (ggc_register_root_tab) Added new routine.
12227 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
12228 PLUGIN_GGC_MARKING event.
12229 * ggc-zone.c: Include plugin.h.
12230 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12231 * ggc-page.c: Include plugin.h.
12232 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12233 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
12234 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
12235 (register_callback): check lack of callbacks for
12236 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
12237 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
12238 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
12239 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12240 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
12241 dependency on plugin.h.
12242 (plugin.o): Added dependency on ggc.h...
12244 2009-05-26 Richard Guenther <rguenther@suse.de>
12246 PR middle-end/40248
12248 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
12249 with mismatched comparison modes.
12251 * expr.c (expand_expr_real_1): Expand the operand of a
12252 VIEW_CONVERT_EXPR in its natural mode.
12254 2009-05-26 Ian Lance Taylor <iant@google.com>
12256 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
12257 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
12258 (ALL_COMPILERFLAGS): Define.
12259 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
12260 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12261 (collect2$(exeext), collect2.o): Likewise.
12262 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
12263 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
12264 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
12265 (libbackend.o, intl.o, cppdefault.o): Likewise.
12266 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12267 (build/%.o): Use $(COMPILER_FOR_BUILD).
12268 (build/gen%$(build_exeext)): Likewise.
12269 (build/gcov-iov$(build_exeext)): LIkewise.
12270 * config/t-darwin (darwin.o): Use $(COMPILER).
12271 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
12272 * config/t-sol2 (sol2-c.o): Likewise.
12273 (sol2.o): Likewise.
12274 * config/t-vxworks (vxworks.o): Likewise.
12275 * config/x-darwin (host-darwin.o): Likewise.
12276 * config/x-hpux (host-hpux.o): Likewise.
12277 * config/x-linux (host-linux.o): Likewise.
12278 * config/x-solaris (host-solaris.o): Likewise.
12279 * config/alpha/x-alpha (driver-alpha.o): Likewise.
12280 * config/arm/t-arm (arm-c.o): Likewise.
12281 * config/arm/t-pe (pe.o): Likewise.
12282 * config/arm/t-wince-pe (pe.o): Likewise.
12283 * config/i386/t-cygming (winnt.o): Likewise.
12284 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
12285 * config/i386/t-cygwin (cygwin1.o): Likewise.
12286 (cygwin2.o): Likewise.
12287 * config/i386/t-i386 (i386-c.o): Likewise.
12288 * config/i386/t-interix (winnt.o): Likewise.
12289 * config/i386/t-netware (netware.o): Likewise.
12290 * config/i386/t-nwld (nwld.o): Likewise.
12291 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
12292 * config/i386/x-i386 (driver-i386.o): Likewise.
12293 * config/i386/x-cygwin (host-cygwin.o): Likewise.
12294 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
12295 * config/ia64/t-ia64 (ia64-c.o): Likewise.
12296 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
12297 * config/mips/x-native (driver-native.o): Likewise.
12298 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
12299 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
12300 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
12301 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
12302 * config/score/t-score-elf (score7.o): Likewise.
12303 (score3.o): Likewise.
12304 * config/sh/t-sh (sh-c.o): Likewise.
12305 * config/sh/t-symbian (sh-c.o): Likewise.
12306 (symbian.o): Likewise.
12307 * config/spu/t-spu-elf (spu-c.o): Likewise.
12308 * config/v850/t-v850 (v850-c.o): Likewise.
12309 * config/v850/t-v850e (v850-c.o): Likewise.
12311 2009-05-26 Richard Guenther <rguenther@suse.de>
12313 PR tree-optimization/40122
12314 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
12315 VECTOR_CSTs if possible.
12316 (fold_gimple_assign): Likewise.
12318 2009-05-26 Richard Guenther <rguenther@suse.de>
12320 PR middle-end/40252
12321 * fold-const.c (fold_binary): Use the correct types for building
12324 2009-05-26 Richard Guenther <rguenther@suse.de>
12326 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
12327 redundant calls to merge_alias_info.
12328 (bump_vector_ptr): Likewise.
12329 * tree-ssa-copy.c (merge_alias_info): Remove.
12330 (replace_exp_1): Remove call to merge_alias_info.
12331 (propagate_tree_value): Likewise.
12332 (fini_copy_prop): Propagate points-to info.
12333 * tree-flow.h (merge_alias_info): Remove.
12335 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
12337 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
12339 2009-05-25 Jan Hubicka <jh@suse.cz>
12341 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12342 * cgraph.h (struct inline_summary): New filed self_wize,
12343 size_inlining_benefit, self_time and time_inlining_benefit.
12344 (struct cgraph_global_info): Replace insns by time ans size fields.
12345 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12346 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12347 (ipcp_update_callgraph): Do not touch function bodies.
12348 * ipa-inline.c: Include except.h
12349 (MAX_TIME): New constant.
12350 (overall_insns): Remove.
12351 (leaf_node_p): New.
12352 (overall_size, max_benefit): New static variables.
12353 (cgraph_estimate_time_after_inlining): New function.
12354 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12355 (cgraph_clone_inlined_nodes): Update size.
12356 (cgraph_mark_inline_edge): Update size.
12357 (cgraph_estimate_growth): Use size info.
12358 (cgraph_check_inline_limits): Check size.
12359 (cgraph_default_inline_p): Likewise.
12360 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12361 (cgraph_decide_recursive_inlining): Check size.
12362 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12364 (cgraph_decide_inlining): Likewise.
12365 (cgraph_decide_inlining_incrementally): Likewise; honor
12366 PARAM_EARLY_INLINING_INSNS.
12367 (likely_eliminated_by_inlining_p): New predicate.
12368 (estimate_function_body_sizes): New function.
12369 (compute_inline_parameters): Use it.
12370 * except.c (must_not_throw_labels): New function.
12371 * except.h (must_not_throw_labels): Declare.
12372 * tree-inline.c (init_inline_once): Kill inlining_weigths
12373 * tree-ssa-structalias.c: Avoid uninitialized warning.
12374 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12375 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12376 (PARAM_INLINE_CALL_COST): Remove.
12377 (PARAM_EARLY_INLINING_INSNS): New.
12379 2009-05-25 Richard Guenther <rguenther@suse.de>
12381 PR tree-optimization/36327
12382 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
12383 callback for reference translation or lookup at the point of may-defs.
12384 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
12385 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
12386 for union COMPONENT_REFs.
12387 (vn_reference_lookup_3): New callback. Lookup from memset
12388 and CONSTRUCTOR assignment, translate through struct copies.
12389 (vn_reference_lookup_pieces): Make sure to not free the
12390 passed operands array. Adjust walk_non_aliased_vuses call.
12391 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
12392 make sure we do not leak memory.
12394 2009-05-25 Richard Guenther <rguenther@suse.de>
12396 * tree-ssa-alias.h (dump_points_to_solution): Declare.
12397 * tree-inline.c (expand_call_inline): Reset the escaped and
12398 callused solutions.
12399 * tree-ssa-structalias.c (pass_build_ealias): New.
12400 * tree-pass.h (pass_build_ealias): Declare.
12401 * passes.c (init_optimization_passes): Add PTA during
12402 early optimizations.
12403 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
12404 and CALLUSED solutions.
12405 (dump_points_to_solution): New function, split out from ...
12406 (dump_points_to_info_for): ... here.
12407 * tree-parloops.c (parallelize_loops): Reset the escaped and
12408 callused solutions.
12410 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12413 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
12414 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
12416 2009-05-25 Ira Rosen <irar@il.ibm.com>
12418 PR tree-optimization/40238
12419 * tree-vect-stmts.c (vect_init_vector): Insert initialization
12420 statements after basic block's labels.
12421 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
12422 to free the allocated memory.
12424 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
12426 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
12427 return address with a USE.
12429 2009-05-24 Richard Guenther <rguenther@suse.de>
12431 PR middle-end/40233
12432 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
12433 array type from the main variant of the inner type.
12435 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12437 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
12438 definition to bool (from int) to un-break build.
12439 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
12441 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
12443 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
12444 discard_stmt_changes): Delete.
12445 * tree-ssa-operands.c (scb_stack): Delete.
12446 (init_ssa_operands): Do not initialize it.
12447 (fini_ssa_operands): Do not free it.
12448 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
12450 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
12451 update_stmt, remove the others. Fix comments.
12452 * tree-dfa.c (optimize_stack_restore): Likewise.
12453 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
12454 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
12455 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12456 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
12458 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
12459 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
12460 (dom_opt_finalize_block): Likewise, adjusting access to
12462 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
12463 (stmts_to_rescan): Change item type to gimple.
12464 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
12466 2009-05-24 Ira Rosen <irar@il.ibm.com>
12468 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
12469 * tree-pass.h (pass_slp_vectorize): New pass.
12470 * params.h (SLP_MAX_INSNS_IN_BB): Define.
12471 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
12472 * tree-vectorizer.c (timevar.h): Include.
12473 (user_vect_verbosity_level): Declare.
12474 (vect_location): Fix comment.
12475 (vect_set_verbosity_level): Update user_vect_verbosity_level
12476 instead of vect_verbosity_level.
12477 (vect_set_dump_settings): Add an argument. Ignore user defined
12478 verbosity if dump flags require higher level of verbosity. Print to
12479 stderr only for loop vectorization.
12480 (vectorize_loops): Update call to vect_set_dump_settings.
12481 (execute_vect_slp): New function.
12482 (gate_vect_slp): Likewise.
12483 (struct gimple_opt_pass pass_slp_vectorize): New.
12484 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
12485 access its members.
12486 (vec_info_for_bb): New function.
12487 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
12488 (VECTORIZATION_ENABLED): New macro.
12489 (SLP_ENABLED, SLP_DISABLED): Likewise.
12490 (vect_is_simple_use): Add bb_vec_info argument.
12491 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
12492 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
12493 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
12494 vect_schedule_slp, vect_analyze_slp): Likewise.
12495 (vect_analyze_stmt): Add slp_tree argument.
12496 (find_bb_location): Declare.
12497 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
12498 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
12499 (vect_analyze_loop_operations, vect_analyze_loop,
12500 get_initial_def_for_induction, vect_create_epilog_for_reduction,
12501 vect_finalize_reduction, vectorizable_reduction,
12502 vectorizable_live_operation, vect_transform_loop): Likewise.
12503 * tree-data-ref.c (dr_analyze_innermost): Update comment,
12504 skip evolution analysis if analyzing a basic block.
12505 (dr_analyze_indices): Likewise.
12506 (initialize_data_dependence_relation): Skip the test whether the
12507 object is invariant for basic blocks.
12508 (compute_all_dependences): Skip dependence analysis for data
12509 references in basic blocks.
12510 (find_data_references_in_stmt): Don't fail in case of invariant
12511 access in basic block.
12512 (find_data_references_in_bb): New function.
12513 (find_data_references_in_loop): Move code to
12514 find_data_references_in_bb and add a call to it.
12515 (compute_data_dependences_for_bb): New function.
12516 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
12517 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
12519 (vect_analyze_data_ref_dependence): Check for interleaving in case of
12520 unknown dependence in basic block and fail in case of dependence in
12522 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
12523 dependence instances from either loop or basic block vectorization
12525 (vect_compute_data_ref_alignment): Check if it is loop vectorization
12526 before calling nested_in_vect_loop_p.
12527 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
12528 dependence instances from either loop or basic block vectorization
12530 (vect_verify_datarefs_alignment): Likewise.
12531 (vect_enhance_data_refs_alignment): Adjust function calls.
12532 (vect_analyze_data_refs_alignment): Likewise.
12533 (vect_analyze_group_access): Fix printing. Skip different checks if
12534 DR_STEP is 0. Keep strided stores either in loop or basic block
12535 vectorization data structure. Fix indentation.
12536 (vect_analyze_data_ref_access): Fix comments, allow zero step in
12538 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
12539 dependence instances from either loop or basic block vectorization
12541 (vect_analyze_data_refs): Update comment. Call
12542 compute_data_dependences_for_bb to analyze basic blocks.
12543 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
12544 case of loop vectorization. In case of basic block vectorization use
12545 data-ref itself as a base.
12546 (vect_create_data_ref_ptr): In case of basic block vectorization:
12547 don't advance the pointer, add new statements before the current
12548 statement. Adjust function calls.
12549 (vect_supportable_dr_alignment): Support only aligned accesses in
12550 basic block vectorization.
12551 * common.opt (ftree-slp-vectorize): New flag.
12552 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
12553 (vect_pattern_recog_1): Likewise.
12554 * tree-vect-stmts.c (process_use): Likewise.
12555 (vect_init_vector): Add new statements in the beginning of the basic
12556 block in case of basic block SLP.
12557 (vect_get_vec_def_for_operand): Adjust function calls.
12558 (vect_finish_stmt_generation): Likewise.
12559 (vectorizable_call): Add assert that it is loop vectorization, adjust
12561 (vectorizable_conversion, vectorizable_assignment): Likewise.
12562 (vectorizable_operation): In case of basic block SLP, take
12563 vectorization factor from statement's type and skip the relevance
12564 check. Adjust function calls.
12565 (vectorizable_type_demotion): Add assert that it is loop
12566 vectorization, adjust function calls.
12567 (vectorizable_type_promotion): Likewise.
12568 (vectorizable_store): Check for outer loop only in case of loop
12569 vectorization. Adjust function calls. For basic blocks, skip the
12570 relevance check and don't advance pointers.
12571 (vectorizable_load): Likewise.
12572 (vectorizable_condition): Add assert that it is loop vectorization,
12573 adjust function calls.
12574 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
12575 that it is not reduction, get vector type, call only supported
12576 functions, skip loop specific parts.
12577 (vect_transform_stmt): Check for outer loop only in case of loop
12579 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
12580 (vect_is_simple_use): Fix comment, add new argument, fix conditions
12581 for external definition.
12582 * passes.c (pass_slp_vectorize): New pass.
12583 * tree-vect-slp.c (find_bb_location): New function.
12584 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
12585 check for patterns only in loops.
12586 (vect_build_slp_tree): Add argument, adjust function calls, fail in
12587 case of multiple types in basic block SLP.
12588 (vect_mark_slp_stmts_relevant): New function.
12589 (vect_supported_load_permutation_p): Fix comment.
12590 (vect_analyze_slp_instance): Add argument. In case of basic block
12591 SLP, take vectorization factor from statement's type, check that
12592 unrolling factor is 1. Adjust function call. Save SLP instance in
12593 either loop or basic block vectorization structure. Return FALSE,
12595 (vect_analyze_slp): Add argument. Get strided stores groups from
12596 either loop or basic block vectorization structure. Return FALSE
12597 if basic block SLP failed.
12598 (new_bb_vec_info): New function.
12599 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
12600 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
12601 (vect_schedule_slp): Add argument. Get SLP instances from either
12602 loop or basic block vectorization structure. Set vectorization factor
12603 to be 1 for basic block SLP.
12604 (vect_slp_transform_bb): New function.
12605 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
12607 2009-05-23 Mark Mitchell <mark@codesourcery.com>
12609 * final.c (shorten_branches): Do not align labels for jump tables.
12610 (final_scan_insn): Use JUMP_TABLE_DATA_P.
12612 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
12614 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
12615 Remove outdated reference to flow.c and fix nits.
12616 * doc/gccint.texi: Tweak RTL description.
12617 * doc/rtl.texi: Likewise.
12619 2009-05-23 Denis Chertykov <chertykov@gmail.com>
12621 * config/avr/avr.c: Change my email address.
12622 * config/avr/avr.h: Likewise.
12623 * config/avr/avr.md: Likewise.
12624 * config/avr/avr-protos.h: Likewise.
12625 * config/avr/libgcc.S: Likewise.
12627 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
12629 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
12630 (spu_split_load, spu_split_store): Change return type to int.
12631 (spu_split_convert): Declare.
12632 * config/spu/predicates.md (spu_mem_operand): Remove.
12633 (spu_mov_operand): Update.
12634 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
12635 * config/spu/spu.c (regno_aligned_for_load): Remove.
12636 (reg_aligned_for_addr, spu_expand_load): Define.
12637 (spu_expand_extv): Reimplement and handle MEM.
12638 (spu_expand_insv): Handle MEM.
12639 (spu_sched_reorder): Handle insn's with length 0.
12640 (spu_legitimate_address_p): Reimplement.
12641 (store_with_one_insn_p): Return TRUE for any mode with size
12642 larger than 16 bytes.
12643 (address_needs_split): Define.
12644 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
12646 (spu_convert_move): Define.
12647 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
12648 (spu_split_store): Change all MEM's to TImode.
12649 (spu_init_expanders): Preallocate registers that correspond to
12650 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
12652 (spu_split_convert): Define.
12653 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
12654 (_move<mode>, _movdi, _movti): Update predicate and condition.
12655 (load, store): Change to define_split.
12656 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
12658 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
12659 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
12660 define_insn_and_split of lshr<mode>3.
12661 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
12662 (<v>ashr<mode>3_imm): Define.
12663 (extv, extzv, insv): Allow MEM operands.
12664 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
12665 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
12666 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
12667 (_spu_convert2): Change to define_insn_and_split and remove the
12668 corresponding define_peephole2.
12669 (stack_protect_set, stack_protect_test, stack_protect_test_si):
12670 Change predicates to memory_operand.
12672 2009-05-22 Mark Mitchell <mark@codesourcery.com>
12674 * config/arm/thumb2.md: Add 16-bit multiply instructions.
12676 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12678 PR tree-optimization/40219
12679 * tree.c (iterative_hash_expr): Make sure the builtin function is
12680 a normal builtin function and not a front end or back end builtin
12681 before indexing into the built_in_decls array.
12683 2009-05-22 Richard Guenther <rguenther@suse.de>
12685 PR middle-end/38964
12686 * alias.c (write_dependence_p): Do not use TBAA for answering
12687 anti-dependence or output-dependence.
12688 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
12689 (emit_pointer_definition): Remove.
12690 (emit_alias_warning): Likewise.
12691 (find_what_var_points_to): Remove TBAA pruning code.
12692 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
12694 (compute_points_to_sets): Remove code computing the set of
12695 dereferenced pointers.
12696 * tree-data-ref.c (dr_may_alias_p): Properly use the split
12697 oracle for querying anti and output dependencies.
12698 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
12699 if TBAA may be applied.
12700 (refs_anti_dependent_p): New function.
12701 (refs_output_dependent_p): Likewise.
12702 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
12703 (refs_output_dependent_p): Likewise.
12704 * doc/tree-ssa.texi (Memory model): New section.
12705 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
12706 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
12707 * cfgexpand.c (expand_gimple_basic_block): Do not handle
12708 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
12709 * expr.c (expand_expr_real_1): Likewise.
12710 * gimple-low.c (lower_stmt): Likewise.
12711 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
12712 (dump_gimple_cdt): Remove.
12713 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
12714 (gimple_size): Likewise.
12715 (walk_gimple_op): Likewise.
12716 (is_gimple_stmt): Likewise.
12717 (walk_stmt_load_store_addr_ops): Likewise.
12718 (gimple_build_cdt): Remove.
12719 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
12720 * gimple.h (gimple_cdt_new_type): Remove.
12721 (gimple_cdt_new_type_ptr): Likewise.
12722 (gimple_cdt_set_new_type): Likewise.
12723 (gimple_cdt_location): Likewise.
12724 (gimple_cdt_location_ptr): Likewise.
12725 (gimple_cdt_set_location): Likewise.
12726 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
12727 * tree-cfg.c (remove_useless_stmts_1): Do not handle
12728 GIMPLE_CHANGE_DYNAMIC_TYPE.
12729 (verify_types_in_gimple_stmt): Likewise.
12730 * tree-inline.c (estimate_num_insns): Likewise.
12731 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
12732 (copy_decl_to_var): Likewise.
12733 (copy_result_decl_to_var): Likewise.
12734 * tree-pretty-print.c (dump_generic_node): Do not handle
12735 CHANGE_DYNAMIC_TYPE_EXPR.
12736 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
12737 * tree-ssa-operands.c (get_expr_operands): Likewise.
12738 * tree-ssa-structalias.c (struct variable_info): Remove
12739 no_tbaa_pruning member.
12740 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
12741 (unify_nodes): Do not copy it.
12742 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
12743 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
12744 (set_uids_in_ptset): Do not check it.
12745 (find_what_var_points_to): Likewise.
12746 (compute_tbaa_pruning): Remove.
12747 (compute_points_to_sets): Do not call it.
12748 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
12749 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
12750 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
12751 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
12752 (DECL_NO_TBAA_P): Likewise.
12753 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
12754 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
12755 (expand_omp_atomic_pipeline): Do not set it.
12756 * print-tree.c (print_node): Do not dump it.
12757 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
12760 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
12763 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
12766 2009-05-22 Mark Mitchell <mark@codesourcery.com>
12768 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
12771 2009-05-22 Ben Elliston <bje@au.ibm.com>
12773 * Makefile.in (bversion.h, s-bversion): New targets.
12774 (TOPLEV_H): Add bversion.h.
12775 * toplev.h: Include "bversion.h".
12776 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
12777 the __format__ attribute only if compiling with the same version
12778 of GCC as the sources (the "build version").
12780 2009-05-22 Ben Elliston <bje@au.ibm.com>
12782 * c-format.c (handle_format_attribute): Fix comment typo.
12784 2009-05-21 Steve Ellcey <sje@cup.hp.com>
12787 * config/ia64/ia64.opt (mfused-madd): New.
12788 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
12789 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
12790 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
12791 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
12792 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
12793 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
12794 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
12795 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
12796 instruction if !TARGET_FUSED_MADD.
12797 (fpma, fpms): Remove colon from name.
12799 2009-05-22 Richard Guenther <rguenther@suse.de>
12801 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
12802 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
12803 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
12805 (create_expression_by_pieces): Only convert if necessary.
12806 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
12807 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
12809 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
12811 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
12812 regular pattern from a template and rename it ...
12813 (*extzv_truncsi_exts): ... to this.
12815 2009-05-21 Richard Guenther <rguenther@suse.de>
12817 * cgraph.h (struct cgraph_node): Remove inline_decl member.
12818 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
12819 (cgraph_default_inline_p): Likewise.
12820 (cgraph_decide_inlining_incrementally): Likewise.
12822 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
12823 Uros Bizjak <ubizjak@gmail.com>
12825 * config/i386/cpuid.h (bit_MOVBE): New.
12827 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
12829 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
12830 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
12831 (ix86_handle_option): Handle OPT_mmovbe.
12832 (ix86_target_string): Add -mmovbe.
12833 (pta_flags): Add PTA_MOVBE.
12834 (processor_alias_table): Add PTA_MOVBE to "atom".
12835 (override_options): Handle PTA_MOVBE.
12837 * config/i386/i386.h (TARGET_MOVBE): New.
12839 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
12840 (*bswapsi_movbe): New.
12841 (*bswapdi_movbe): Likewise.
12842 (bswapdi2): Renamed to ...
12843 (*bswapdi_1): This.
12844 (bswapdi2): New expander.
12846 * config/i386/i386.opt (mmovbe): New.
12848 * doc/invoke.texi: Document -mmovbe.
12850 2009-05-21 Taras Glek <tglek@mozilla.com>
12852 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
12853 * gcc-plugin.h (plugin_init): Updated signature.
12854 * gcc-plugin.h (plugin_name_args): Moved to this header.
12855 * doc/plugins.texi (plugin_init): Updated documention to reflect
12857 * doc/plugins.texi (plugin_name_args): Added to documention.
12859 2009-05-21 Mark Mitchell <mark@codesourcery.com>
12861 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
12862 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
12864 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
12866 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
12867 JUMP_TABLE_DATA_P predicates where applicable.
12868 * config/i386/predicates.md: Ditto.
12869 * config/i386/sse.md: Ditto.
12871 2009-05-21 Jakub Jelinek <jakub@redhat.com>
12873 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
12874 operand2 -128 override length_immediate attribute to 1.
12875 * config/i386/predicates.md (constm128_operand): New predicate.
12877 * config/i386/i386.c (memory_address_length): Handle %r12
12878 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
12880 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
12881 mode look through optional ZERO_EXTEND and SUBREG.
12882 * config/i386/i386.md (R12_REG): New define_constant.
12883 (prefix_data16): For sse unit set also for MODE_TI insns.
12884 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
12885 insns set if operand 1 is ext_QIreg_operand.
12886 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
12887 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
12889 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
12890 mode from MODE_DI to MODE_SI.
12891 (movdi_1_rex64): Override modrm and length_immediate attributes
12892 only for movabs (TYPE_IMOV, alternative 2).
12893 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
12894 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
12895 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
12896 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
12897 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
12898 prefix_rex attribute if DImode.
12899 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
12900 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
12901 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
12902 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
12903 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
12904 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
12905 Likewise. For TYPE_IMOV clear length_immediate attribute.
12906 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
12907 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
12908 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
12909 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
12910 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
12911 or one operand TYPE_ISHIFT.
12912 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
12913 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
12914 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
12915 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
12916 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
12917 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
12918 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
12919 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
12920 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
12921 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
12922 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
12923 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
12924 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
12925 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
12926 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
12927 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
12928 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
12929 set mode attribute, don't override length attribute.
12930 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
12932 (return_internal_long): Set length attribute to 2 instead of 1.
12933 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
12934 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
12935 prefix_rex attribute.
12936 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
12938 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
12940 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12942 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
12944 2009-05-20 Ian Lance Taylor <iant@google.com>
12946 * tree.c (build_tree_list_vec_stat): New function.
12947 (ctor_to_vec): New function.
12948 (build_nt_call_vec): New function.
12949 (build_call_array): Change args to be a const pointer.
12950 (build_call_vec): New function.
12951 * tree.h (build_nt_call_vec): Declare.
12952 (build_tree_list_vec_stat): Declare.
12953 (build_tree_list_vec): Define.
12954 (build_call_array): Update declaration.
12955 (build_call_vec): Declare.
12956 (ctor_to_vec): Declare.
12957 * c-common.c (tree_vector_cache): New static variable.
12958 (make_tree_vector): New function.
12959 (release_tree_vector): New function.
12960 (make_tree_vector_single): New function.
12961 (make_tree_vector_copy): New function.
12962 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
12963 (make_tree_vector_single, make_tree_vector_copy): Declare.
12964 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
12965 (c_parser_expr_list): Don't manage cache here, instead call
12967 (c_parser_release_expr_list): Remove static function.
12968 (c_parser_vec_to_tree_list): Remove static function.
12969 (c_parser_attributes): Call build_tree_list_vec instead of
12970 c_parser_vec_to_tree_list. Call release_tree_vector instead of
12971 c_parser_release_expr_list.
12972 (c_parser_postfix_expression_after_primary): Likewise.
12973 (c_parser_objc_keywordexpr): Likewise.
12975 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
12977 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
12978 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
12979 TARGET_CONVERT_TO_TYPE.
12980 * hooks.c (hook_tree_const_tree_null): Define.
12981 * hooks.h (hook_tree_const_tree_null): Declare.
12982 * target.h (struct gcc_target): Add invalid_parameter_type,
12983 invalid_return_type, promoted_type, and convert_to_type fields.
12984 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
12985 (TARGET_INVALID_RETURN_TYPE): Define.
12986 (TARGET_PROMOTED_TYPE): Define.
12987 (TARGET_CONVERT_TO_TYPE): Define.
12988 (TARGET_INITIALIZER): Update for new fields.
12989 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
12990 (grokparms): Check targetm.invalid_parameter_type.
12991 * c-typeck.c (default_conversion): Check targetm.promoted_type.
12992 * c-convert.c (convert): Check targetm.convert_to_type.
12994 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
12996 * config/mips/mips.md (*extenddi_truncate<mode>,
12997 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
12999 (*extendhi_truncateqi): New define_insn_and_sptit.
13001 2009-05-20 Jakub Jelinek <jakub@redhat.com>
13003 PR middle-end/40204
13004 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
13005 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
13007 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
13009 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
13010 the operand of VIEW_CONVERT_EXPR.
13012 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
13014 * config/i386/driver-i386.c (host_detect_local_cpu): Check
13015 extended family and model for Intel processors. Support Intel Atom.
13017 2009-05-20 Olivier Hainque <hainque@adacore.com>
13019 * gstab.h (stab_code_type): Define, to be used instead of the
13020 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
13022 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
13023 occurrences by stab_code_type.
13024 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
13026 2009-05-20 Martin Jambor <mjambor@suse.cz>
13028 * tree-flow.h (insert_edge_copies_seq): Undeclare.
13029 (sra_insert_before): Likewise.
13030 (sra_insert_after): Likewise.
13031 (sra_init_cache): Likewise.
13032 (sra_type_can_be_decomposed_p): Likewise.
13033 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
13034 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
13035 (sra_insert_before): Likewise.
13036 (sra_insert_after): Likewise.
13037 (sra_init_cache): Likewise.
13038 (insert_edge_copies_seq): Made static and moved upwards.
13040 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
13043 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
13045 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
13046 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
13049 2009-05-20 Richard Guenther <rguenther@suse.de>
13051 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13052 with mismatched comparison modes.
13054 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13056 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
13057 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
13058 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
13059 with shifts for Thumb2.
13060 (orsi_notsi): New for orn.
13061 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
13062 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
13063 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
13064 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
13065 Don't invert remainder for IOR.
13067 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
13069 PR tree-optimization/40087
13070 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
13071 number_of_iterations_ne): Rename never_infinite argument.
13072 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
13073 number_of_iterations_le): Handle pointer-type ivs when
13074 exit_must_be_taken is false.
13075 (number_of_iterations_cond): Do not always assume that
13076 exit_must_be_taken if the control variable is a pointer.
13078 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
13080 * c-typeck.c (build_binary_op): Allow % on integal vectors.
13081 * doc/extend.texi (Vector Extension): Document that % is allowed too.
13083 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
13085 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
13086 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
13088 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13091 * c.opt (Wlogical-op): Disabled by default.
13092 * c-opt (c_common_post_options): Do not enable Wlogical-op with
13094 * doc/invoke.texi (Wlogical-op): Likewise.
13096 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
13098 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
13100 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
13101 Propagate the type of the first operand.
13102 <ASSERT_EXPR>: Simplify.
13103 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
13104 Rewrite using the RHS code as discriminant.
13105 <NOP_EXPR>: Turn into CASE_CONVERT.
13106 <PLUS_EXPR>: Propagate the type of the first operand.
13108 2009-05-19 Steve Ellcey <sje@cup.hp.com>
13110 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
13111 (ia64_dconst_0_375): New.
13112 * config/ia64/ia64.c (ia64_override_options): Remove
13113 -minline-sqrt-min-latency warning.
13114 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
13115 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
13116 * config/ia64/ia64.md (*sqrt_approx): Remove.
13117 (sqrtsf2): Remove #if 0.
13118 (sqrtsf2_internal_thr): Rewrite and move to div.md.
13119 (sqrtdf): Remove assert.
13120 (sqrtdf2_internal_thr): Rewrite and move to div.md.
13121 (sqrtxf2): Remove #if 0.
13122 (sqrtxf2_internal_thr): Rewrite and move to div.md.
13123 * div.md (sqrt_approx_rf): New.
13124 (sqrtsf2_internal_thr): New implementation.
13125 (sqrtsf2_internal_lat): New.
13126 (sqrtdf2_internal_thr: New implementation.
13127 (sqrtxf2_internal): New implementation.
13129 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
13130 Hans-Peter Nilsson <hp@axis.com>
13132 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
13133 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
13134 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
13135 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
13136 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
13137 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
13138 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
13139 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
13140 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
13141 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
13142 * c-common.c: ...from here.
13144 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13146 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
13148 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13150 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
13152 2009-05-19 Ben Elliston <bje@au.ibm.com>
13154 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
13155 assignments with memcpy calls.
13156 (add_fdes): Likewise.
13157 (binary_search_unencoded_fdes): Likewise.
13158 (linear_search_fdes): Eliminate type puns.
13160 2009-05-19 Richard Guenther <rguenther@suse.de>
13162 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
13163 not falsely claim to have propagated into all uses.
13165 2009-05-19 Ben Elliston <bje@au.ibm.com>
13167 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
13170 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13172 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
13173 * config/sh/sh.c (sh_legitimate_address_p): Make static.
13174 (TARGET_LEGITIMATE_ADDRESS_P): New.
13175 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13176 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13178 2009-05-18 Dodji Seketeli <dodji@redhat.com>
13181 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
13182 child of the containing namespace's DIE.
13184 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
13186 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
13187 *zero_extendhi_truncqi): Move after the zero_extend patterns.
13188 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
13191 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
13194 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
13195 gen_align with gen_pad.
13196 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
13197 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
13199 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
13200 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
13202 * config/i386/i386.md (align): Renamed to ...
13203 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
13204 ASM_OUTPUT_MAX_SKIP_PAD.
13206 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
13208 * config.gcc: Fix variable syntax.
13211 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
13212 before calling exact_log2.
13213 (output_iorsi3): Likewise.
13214 (output_xorsi3): Likewise.
13216 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13218 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
13219 for the none zero constant operand except for EQ and NE
13220 comprisons even when the first operand is R0.
13222 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
13224 * config/s390/2064.md: Remove trailing whitespaces.
13225 * config/s390/2084.md: Likewise.
13226 * config/s390/constraints.md: Likewise.
13227 * config/s390/fixdfdi.h: Likewise.
13228 * config/s390/libgcc-glibc.ver: Likewise.
13229 * config/s390/s390-modes.def: Likewise.
13230 * config/s390/s390-protos.h: Likewise.
13231 * config/s390/s390.c: Likewise.
13232 * config/s390/s390.h: Likewise.
13233 * config/s390/s390.md: Likewise.
13234 * config/s390/tpf-unwind.h: Likewise.
13236 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13238 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
13240 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13243 * configure.ac (m68k-*-*): Check if binutils support TLS.
13244 * configure: Regenerate.
13245 * config/m68k/predicates.md (symbolic_operand): Extend comment.
13246 * config/m68k/constraints.md (Cu): New constraint.
13247 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
13248 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
13249 (movsi): Handle TLS symbols.
13250 (addsi3_5200): Handle XTLS symbols, indent.
13251 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
13252 (m68k_tls_reference_p): Declare.
13253 (m68k_legitimize_address): Declare.
13254 (m68k_unwrap_symbol): Declare.
13255 * config/m68k/m68k.opt (mxtls): New option.
13256 * config/m68k/m68k.c (ggc.h): Include.
13257 (m68k_output_dwarf_dtprel): Implement hook.
13258 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
13259 (m68k_expand_prologue): Load GOT pointer when function needs it.
13260 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
13261 (m68k_legitimate_constant_address_p): Same.
13262 (m68k_decompose_address): Handle TLS references.
13263 (m68k_get_gp): New static function.
13264 (enum m68k_reloc): New contants.
13265 (TLS_RELOC_P): New macro.
13266 (m68k_wrap_symbol): New static function.
13267 (m68k_unwrap_symbol): New function.
13268 (m68k_final_prescan_insn_1): New static function.
13269 (m68k_final_prescan_insn): New function.
13270 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
13272 (legitimize_pic_address): Handle TLS references..
13273 (m68k_tls_get_addr, m68k_get_tls_get_addr)
13274 (m68k_libcall_value_in_a0_p)
13275 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
13276 (m68k_call_m68k_read_tp): Helper variables and functions for ...
13277 (m68k_legitimize_tls_address): Handle TLS references.
13278 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
13280 (m68k_legitimize_address): Handle TLS symbols.
13281 (m68k_get_reloc_decoration): New static function.
13282 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
13284 (m68k_output_dwarf_dtprel): Implement hook.
13285 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
13286 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
13287 m68k_call_* routines.
13288 (sched_attr_op_type): Handle TLS symbols.
13289 (gt-m68k.h): Include.
13290 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
13291 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
13293 2009-05-18 Martin Jambor <mjambor@suse.cz>
13295 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
13296 (visit_store_addr_for_mod_analysis): New function.
13297 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
13298 (determine_cst_member_ptr): Use gimple_assign_single_p.
13299 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
13300 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
13301 operands. Don't check number of operands of a NOP_EXPR.
13303 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
13305 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
13307 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
13310 * c-common.c (warn_logical_operator): Don't warn if one of
13311 expression isn't always true or false.
13313 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
13315 * config/i386/biarch32.h: New file.
13316 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
13318 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
13320 * config/mips/mips.md (*zero_extend<mode>_trunchi,
13321 *zero_extend<mode>_truncqi): Merge these into ...
13322 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
13323 Name the pattern following this as *zero_extendhi_truncqi.
13325 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
13327 PR middle-end/39301
13328 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
13329 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
13330 (output_info): Make field HOST_WIDEST_INT.
13331 (print_statistics): Use HOST_WIDEST_INT_PRINT.
13332 (dump_bitmat_statistics): Same.
13334 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
13336 * config.gcc (use_gcc_stdint): Set to wrap.
13337 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
13338 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
13339 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13340 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13341 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13342 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13343 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13344 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13346 2009-05-16 Joseph Myers <joseph@codesourcery.com>
13348 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
13350 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
13351 Move definitions earlier.
13352 (OPT_ARCH64, OPT_ARCH32): Define.
13353 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
13356 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13359 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
13362 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13364 * arm.md (movdi2): Copy non-reg values to DImode registers.
13366 2009-05-16 Jakub Jelinek <jakub@redhat.com>
13369 * final.c (label_to_max_skip): New function.
13370 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
13371 CODE_LABEL_NUMBER <= max_labelno.
13372 * output.h (label_to_max_skip): New prototype.
13373 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
13374 (ix86_avoid_jump_mispredicts): ... this. Don't define if
13375 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
13376 Handle CODE_LABELs with >= 16 byte alignment or with
13377 max_skip == (1 << align) - 1.
13378 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
13379 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
13382 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
13383 .p2align 3 if MAX_SKIP is smaller than 7.
13384 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
13386 2009-05-15 Ian Lance Taylor <iant@google.com>
13388 * alias.c (struct alias_set_entry_d): Rename from struct
13389 alias_set_entry. Change all uses.
13390 * except.c (struct call_site_record_d): Rename from struct
13391 call_site_record. Change all uses.
13392 * except.h (struct eh_region_d): Rename from struct eh_region.
13394 * gcse.c (struct hash_table_d): Rename from struct hash_table.
13396 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
13397 ivtype_map_elt. Change all uses.
13398 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
13400 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
13401 * graphite.h (struct name_tree_d): Rename from struct name_tree.
13403 (struct sese_d): Rename from struct sese. Change all uses.
13404 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
13405 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
13406 * optabs.h (struct optab_d): Rename from struct optab. Change all
13408 (struct convert_optab_d): Rename from struct convert_optab.
13410 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
13411 ipa_opt_pass. Change all uses.
13412 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
13415 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
13416 defined as a typedef.
13417 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
13420 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13423 * fold-const.c (make_range,build_range_check,merge_ranges): Move
13425 (merge_ranges): Returns bool.
13426 * tree.h (make_range): .. to here.
13427 (build_range_check): Likewise.
13428 (merge_ranges): Likewise. Renamed from merge_ranges.
13429 * c-typeck.c (parser_build_binary_op): Update calls to
13430 warn_logical_operator.
13431 * c-common.c (warn_logical_operator): Add new warning.
13432 * c-common.h (warn_logical_operator): Update declaration.
13434 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13436 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
13438 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13440 * doc/install.texi: Document MPC requirements, flags etc.
13442 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
13443 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
13444 Evaluate constant arguments.
13445 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
13446 (fold_builtin_1): Likewise, also evaluate constant arguments.
13447 Remove superfluous break.
13448 (do_mpc_ckconv): New.
13449 * real.h: Include mpc.h.
13450 * toplev.c (print_version): Output MPC version info if available.
13452 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13454 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
13456 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
13458 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
13461 2009-05-15 Jan Hubicka <jh@suse.cz>
13463 * doc/invoke.texi (max-early-inliner-iterations): New flag.
13464 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
13465 (try_inline): Fix return value.
13466 (cgraph_decide_inlining_incrementally): Honor new value.
13467 (cgraph_early_inlining): Handle indirect inlining.
13468 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
13470 2009-05-15 Jan Hubicka <jh@suse.cz>
13472 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
13473 * cgraphunit.c (cgraph_finalize_function): Set it.
13474 (cgraph_expand_function): Use it.
13476 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13478 * real.c (encode_ieee_half): Define.
13479 (decode_ieee_half): Define.
13480 (ieee_half_format): Define.
13481 (arm_half_format): Define.
13482 * real.h (ieee_half_format): Declare.
13483 (arm_half_format): Declare.
13485 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13487 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
13488 swapped, and reversed optabs exist before trying to use them.
13490 2009-05-15 Paul Brook <paul@codesourcery.com>
13491 Sandra Loosemore <sandra@codesourcery.com>
13493 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
13494 loads. Allow PRE_DEC.
13495 (output_move_neon): Handle PRE_DEC.
13496 (arm_print_operand): Add 'A' for neon structure loads.
13497 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
13498 * config/arm/neon.md (neon_mov): Update comment.
13499 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
13501 (Um): New constraint.
13503 2009-05-15 Jan Hubicka <jh@suse.cz>
13505 Revert the following patch until testsuite fallout is fixed:
13506 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13507 * cgraph.h (struct inline_summary): New filed self_wize,
13508 size_inlining_benefit, self_time and time_inlining_benefit.
13509 (struct cgraph_global_info): Replace insns by time ans size fields.
13510 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13511 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13512 (ipcp_update_callgraph): Do not touch function bodies.
13513 * ipa-inline.c: Include except.h
13514 (MAX_TIME): New constant.
13515 (overall_insns): Remove
13516 (overall_size, max_benefit): New static variables.
13517 (cgraph_estimate_time_after_inlining): New function.
13518 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13519 (cgraph_clone_inlined_nodes): Update size.
13520 (cgraph_mark_inline_edge): Update size.
13521 (cgraph_estimate_growth): Use size info.
13522 (cgraph_check_inline_limits): Check size.
13523 (cgraph_default_inline_p): Likewise.
13524 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13525 (cgraph_decide_recursive_inlining): Check size.
13526 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13528 (cgraph_decide_inlining): Likewise.
13529 (cgraph_decide_inlining_incrementally): Likewise; honor
13530 PARAM_EARLY_INLINING_INSNS.
13531 (likely_eliminated_by_inlining_p): New predicate.
13532 (estimate_function_body_sizes): New function.
13533 (compute_inline_parameters): Use it.
13534 * except.c (must_not_throw_labels): New function.
13535 * except.h (must_not_throw_labels): Declare.
13536 * tree-inline.c (init_inline_once): Kill inlining_weigths
13537 * tree-ssa-structalias.c: Avoid uninitialized warning.
13538 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13539 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13540 (PARAM_INLINE_CALL_COST): Remove.
13541 (PARAM_EARLY_INLINING_INSNS): New.
13543 2009-05-15 Richard Guenther <rguenther@suse.de>
13545 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
13546 not TODO_update_ssa.
13548 2009-05-15 Richard Guenther <rguenther@suse.de>
13550 PR tree-optimization/39999
13551 * gimple.h (gimple_expr_type): Use the expression type looking
13552 through useless conversions.
13553 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
13554 (vn_nary_op_insert_stmt): Likewise.
13555 (simplify_binary_expression): Likewise.
13557 2009-05-15 Richard Guenther <rguenther@suse.de>
13559 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
13560 New options, enabled by default.
13561 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
13563 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
13564 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
13565 * tree-ssa-structalias.c (gate_tree_pta): New function.
13566 (pass_build_alias): Use it.
13568 2009-05-15 Joseph Myers <joseph@codesourcery.com>
13570 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
13571 recurse on an invariant address if a conversion from a pointer
13572 type to a wider integer type is involved.
13574 2009-05-15 Jan Hubicka <jh@suse.cz>
13576 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13577 * cgraph.h (struct inline_summary): New filed self_wize,
13578 size_inlining_benefit, self_time and time_inlining_benefit.
13579 (struct cgraph_global_info): Replace insns by time ans size fields.
13580 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13581 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13582 (ipcp_update_callgraph): Do not touch function bodies.
13583 * ipa-inline.c: Include except.h
13584 (MAX_TIME): New constant.
13585 (overall_insns): Remove
13586 (overall_size, max_benefit): New static variables.
13587 (cgraph_estimate_time_after_inlining): New function.
13588 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13589 (cgraph_clone_inlined_nodes): Update size.
13590 (cgraph_mark_inline_edge): Update size.
13591 (cgraph_estimate_growth): Use size info.
13592 (cgraph_check_inline_limits): Check size.
13593 (cgraph_default_inline_p): Likewise.
13594 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13595 (cgraph_decide_recursive_inlining): Check size.
13596 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13598 (cgraph_decide_inlining): Likewise.
13599 (cgraph_decide_inlining_incrementally): Likewise; honor
13600 PARAM_EARLY_INLINING_INSNS.
13601 (likely_eliminated_by_inlining_p): New predicate.
13602 (estimate_function_body_sizes): New function.
13603 (compute_inline_parameters): Use it.
13604 * except.c (must_not_throw_labels): New function.
13605 * except.h (must_not_throw_labels): Declare.
13606 * tree-inline.c (init_inline_once): Kill inlining_weigths
13607 * tree-ssa-structalias.c: Avoid uninitialized warning.
13608 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13609 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13610 (PARAM_INLINE_CALL_COST): Remove.
13611 (PARAM_EARLY_INLINING_INSNS): New.
13612 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
13613 (inline-call-cost): Remove.
13614 (early-inlining-insns): New.
13616 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
13618 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
13620 (print_int_cst_bounds_in_octal_p): Likewise.
13621 (dbxout_type): Adjust calls to above functions. Be prepared to deal
13623 * dwarf2out.c (base_type_die): Likewise.
13624 (is_subrange_type): Delete.
13625 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
13626 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
13627 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
13628 if the destination type is boolean.
13629 (build_range_check): Do not special-case subtypes.
13630 (fold_sign_changed_comparison): Likewise.
13631 (fold_unary): Likewise.
13632 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
13633 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
13634 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
13635 * tree.c (subrange_type_for_debug_p): New predicate based on the
13636 former is_subrange_type.
13637 * tree.h (subrange_type_for_debug_p): Declare.
13638 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
13639 (convert_affine_scev): Remove call to above function.
13640 (chrec_convert_aggressive): Likewise.
13641 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
13642 false for conversions involving subtypes.
13643 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
13644 (vrp_val_min): Likewise.
13645 (needs_overflow_infinity): Likewise.
13646 (extract_range_from_unary_expr): Likewise.
13648 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
13650 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13651 * config/frv/frv.c: Likewise.
13652 * config/s390/s390.c: Likewise.
13653 * config/sparc/sparc.h: Likewise.
13654 * config/i386/i386.h: Likewise.
13655 * config/i386/i386.c: Likewise.
13656 * config/crx/crx.c: Likewise.
13657 * config/m68hc11/m68hc11.h: Likewise.
13658 * config/iq2000/iq2000.c: Likewise.
13659 * config/mn10300/mn10300.h: Likewise.
13660 * config/mn10300/mn10300.c: Likewise.
13661 * config/m68k/m68k.c: Likewise.
13662 * config/rs6000/rs6000.c: Likewise.
13663 * config/rs6000/xcoff.h: Likewise.
13664 * config/rs6000/linux64.h: Likewise.
13665 * config/rs6000/sysv4.h: Likewise.
13666 * config/score/score3.c: Likewise.
13667 * config/score/score7.c: Likewise.
13668 * config/score/score.c: Likewise.
13669 * config/arm/arm.md: Likewise.
13670 * config/mips/mips.c: Likewise.
13671 * config/mips/mips.md: Likewise.
13672 * config/bfin/bfin.h: Likewise.
13673 * config/pa/pa.c: Likewise.
13674 * config/pa/constraints.md: Likewise.
13676 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
13677 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
13678 * config/pdp11/pdp11.h: Use memory_address_p instead.
13680 2009-05-14 Ian Lance Taylor <iant@google.com>
13682 * passes.c (finish_optimization_passes): Change i to int.
13683 * plugin.c (plugins_active_p): Change event to int.
13684 (dump_active_plugins): Likewise.
13685 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
13687 * tree.c (tree_range_check_failed): Change c to unsigned int.
13688 (omp_clause_range_check_failed): Likewise.
13689 (build_common_builtin_nodes): Change mode to int. Add cast.
13690 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
13691 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
13693 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
13694 ++ or -- with a variable of enum type.
13696 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13699 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
13701 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13703 * store-motion.c: Do not include params.h
13704 * Makefile.in: Fix dependencies for various files.
13706 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13708 * auto-inc-dec.c: Fix pass description, remove apparent
13709 accidental duplication.
13711 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
13713 PR middle-end/40147
13714 * ipa-utils.h (memory_identifier_string): Moved to ...
13715 * tree.h (memory_identifier_string): Here. Add GTY(()).
13717 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
13719 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
13720 in the former documentation of...
13721 (GO_IF_LEGITIMATE_ADDRESS): ... this.
13722 * ira-conflicts.c (get_dup_num): Use address_operand.
13723 * targhooks.c (default_legitimate_address_p): New.
13724 * targhooks.h (default_legitimate_address_p): New.
13725 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
13727 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
13728 * target.h (struct target): Add legitimate_address_p.
13729 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
13730 (TARGET_INITIALIZER): Include it.
13732 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13733 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
13734 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
13735 (TARGET_LEGITIMATE_ADDRESS_P): New.
13737 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13738 (REG_OK_STRICT_P): Delete.
13739 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
13740 (frv_legitimate_address_p_1): ... this.
13741 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
13742 (frv_legitimate_address_p_1): ... the renamed old
13743 frv_legitimate_address_p.
13744 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
13745 (TARGET_LEGITIMATE_ADDRESS_P): New.
13747 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13748 * config/s390/s390-protos.h (legitimate_address_p): Remove.
13749 * config/s390/s390.c (legitimate_address_p): Rename to...
13750 (s390_legitimate_address_p): ... this, make static.
13751 (legitimize_address): Adjust call.
13752 (TARGET_LEGITIMATE_ADDRESS_P): New.
13753 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
13755 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13756 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
13757 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
13758 (TARGET_LEGITIMATE_ADDRESS_P): New.
13760 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13761 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
13762 * config/spu/spu.c (spu_legitimate_address): Rename to...
13763 (spu_legitimate_address_p): ... this, make static.
13764 (TARGET_LEGITIMATE_ADDRESS_P): New.
13766 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13767 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
13768 * config/sparc/sparc.c (legitimate_address_p): Rename to...
13769 (sparc_legitimate_address_p): ... this, make static and return bool.
13770 (legitimize_address): Adjust call.
13771 (TARGET_LEGITIMATE_ADDRESS_P): New.
13773 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13774 * config/i386/i386-protos.h (legitimate_address_p): Remove.
13775 * config/i386/i386.c (legitimate_address_p): Rename to...
13776 (ix86_legitimate_address_p): ... this, make static.
13777 (constant_address_p): Move after it, adjust call.
13778 (TARGET_LEGITIMATE_ADDRESS_P): New.
13780 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13781 * config/avr/avr-protos.h (legitimate_address_p): Remove.
13782 * config/avr/avr.c (legitimate_address_p): Rename to...
13783 (avr_legitimate_address_p): ... this, make static.
13784 (legitimize_address): Adjust call.
13785 (TARGET_LEGITIMATE_ADDRESS_P): New.
13787 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13788 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
13789 * config/crx/crx.c (crx_legitimate_address_p): Make static.
13790 (TARGET_LEGITIMATE_ADDRESS_P): New.
13792 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13793 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
13794 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
13795 (TARGET_LEGITIMATE_ADDRESS_P): New.
13797 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13798 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
13800 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
13802 (TARGET_LEGITIMATE_ADDRESS_P): New.
13804 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13805 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
13807 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
13809 (m68hc11_legitimate_address_p): ... this, make static.
13810 (go_if_legitimate_address_internal): Rename to...
13811 (m68hc11_legitimate_address_p_1): ... this.
13812 (legitimize_address): Adjust call.
13813 (TARGET_LEGITIMATE_ADDRESS_P): New.
13815 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13816 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
13817 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
13818 (TARGET_LEGITIMATE_ADDRESS_P): New.
13820 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13821 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
13822 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
13823 (mn10300_legitimate_address_p): ... this, make static.
13824 (TARGET_LEGITIMATE_ADDRESS_P): New.
13826 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13827 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
13828 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
13829 (TARGET_LEGITIMATE_ADDRESS_P): New.
13831 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13832 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
13833 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
13834 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13835 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
13836 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
13837 (rs6000_legitimate_address_p): ... this, make static.
13838 (TARGET_LEGITIMATE_ADDRESS_P): New.
13839 (REG_MODE_OK_FOR_BASE_P): Delete.
13840 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
13842 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13843 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
13845 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
13846 static, adjust types.
13847 (TARGET_LEGITIMATE_ADDRESS_P): New.
13849 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13850 * config/score/score.c (score_address_p): Rename to...
13851 (score_legitimate_address_p): ... this.
13852 (TARGET_LEGITIMATE_ADDRESS_P): New.
13853 * config/score/score3.c (score3_address_p): Rename to...
13854 (score3_legitimate_address_p): ... this.
13855 * config/score/score7.c (score7_address_p): Rename to...
13856 (score7_legitimate_address_p): ... this.
13858 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
13859 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
13860 GO_IF_LEGITIMATE_ADDRESS): Delete.
13861 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
13862 thumb2_legitimate_address_p): Delete.
13863 (arm_legitimate_address_p): Rename to...
13864 (arm_legitimate_address_outer_p): ... this.
13865 * config/arm/constraints.md ("Uq"): Adjust call.
13866 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
13867 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
13869 (arm_legitimate_address_outer_p): ... this.
13870 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
13872 (TARGET_LEGITIMATE_ADDRESS_P): New.
13874 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13875 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
13876 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
13877 (TARGET_LEGITIMATE_ADDRESS_P): New.
13879 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13880 * config/vax/vax-protos.h (legitimate_address_p): Remove.
13881 * config/vax/vax.c (legitimate_address_p): Rename to...
13882 (vax_legitimate_address_p): ... this, make static.
13883 (TARGET_LEGITIMATE_ADDRESS_P): New.
13885 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13886 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
13887 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
13888 (TARGET_LEGITIMATE_ADDRESS_P): New.
13890 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13891 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
13892 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
13893 (mmix_legitimate_address_p): ... this, make static.
13894 (TARGET_LEGITIMATE_ADDRESS_P): New.
13896 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13897 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
13898 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
13899 (TARGET_LEGITIMATE_ADDRESS_P): New.
13901 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
13903 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
13904 of MODE_COMPLEX_INT.
13906 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13908 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
13909 LCT_NORMAL in function call.
13910 * mips-tdump.c (print_file_desc): Add cast to enum type.
13911 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
13912 (mark_stabs): Add casts to enum types.
13913 (parse_stabs_common): Add casts to enum types.
13915 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
13917 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
13918 Check for invalid values of LETTER.
13920 2009-05-13 Taras Glek <tglek@mozilla.com>
13922 * attribs.c (register_attribute): moved out attribute registration
13923 into register_attribute.
13924 * doc/plugins.texi: Documented register_attribute and
13926 * gcc-plugin.h: Added forward decl for register_attribute.
13927 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
13928 * plugin.c (register_callback, invoke_plugin_callbacks): Added
13929 PLUGIN_ATTRIBUTES boilerplate.
13931 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
13933 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
13934 values even in sentinel and empty entries.
13935 (ms_printf_flag_specs): Likewise.
13936 (ms_scanf_flag_specs): Likewise.
13937 (ms_strftime_flag_specs): Likewise.
13938 (ms_print_char_table): Likewise.
13939 (ms_scan_char_table): Likewise.
13940 (ms_time_char_table): Likewise.
13942 2009-05-13 Doug Kwan <dougkwan@google.com>
13944 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
13946 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
13948 * config/mips/mips.md (store): Add attributes for QI and HI.
13950 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
13951 (truncdi<mode>2): ... this new pattern.
13953 2009-05-13 Brad Hards <bradh@kde.org>
13955 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
13957 2009-05-14 Jakub Jelinek <jakub@redhat.com>
13958 Ben Elliston <bje@au.ibm.com>
13960 PR middle-end/40035
13961 * dse.c (check_mem_read_rtx): Guard against width == -1.
13963 2009-05-13 Michael Matz <matz@suse.de>
13965 PR middle-end/39976
13966 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
13967 (trivially_conflicts_p): New function.
13968 (insert_backedge_copies): Use it.
13970 2009-05-13 Janis Johnson <janis187@us.ibm.com>
13972 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
13973 (handle_stdc_pragma): Use new enum constant names.
13974 (handle_pragma_float_const_decimal64): Ditto.
13976 2009-05-13 Ian Lance Taylor <iant@google.com>
13978 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
13981 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
13983 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
13984 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
13986 * config/m68k/m68k.h (FL_UCLINUX): Define.
13988 2009-05-13 Jan Hubicka <jh@suse.cz>
13990 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
13992 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13994 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
13995 unless -fschedule-insns is specified.
13997 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14000 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
14001 TARGET_EXPAND_CBRANCHDI4.
14002 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
14003 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
14004 (cmpeqdi): Fix comment.
14006 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14008 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
14009 (sh_legitimate_address_p): Likewise.
14010 * config/sh/sh.c (sh_legitimate_index_p): New.
14011 (sh_legitimate_address_p): Likewise.
14012 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
14013 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
14014 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
14015 (MAYBE_BASE_REGISTER_RTX_P): New macro.
14016 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
14017 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
14018 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
14019 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
14020 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
14022 2009-05-12 Jan Hubicka <jh@suse.cz>
14024 * tree-inline.c (estimate_operator_cost): Add operands;
14025 when division happens by constant, it is cheap.
14026 (estimate_num_insns): Loads and stores are not having cost of 0;
14027 EH magic stuff is cheap; when computing runtime cost of switch,
14028 use log2 base of amount of its cases; builtin_expect has cost of 0;
14029 compute cost for moving return value of call.
14030 (init_inline_once): Initialize time_based flags.
14031 * tree-inline.h (eni_weights_d): Add time_based flag.
14033 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14035 * df-core.c: Update head documentation.
14037 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14040 * rs6000.c (rs6000_generate_compare): Use op1b instead of
14041 shadowing exisiting variable op1.
14043 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
14046 * config/i386/driver-i386.c (processor_signatures): New enum.
14047 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
14048 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
14049 processor signature to detect geode processor.
14051 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14055 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14057 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14058 causes spurious differences between trunk and cond-optab branch.
14060 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14062 * dojump.c (compare_from_rtx): Delete.
14063 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
14064 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
14065 if the comparison does not satisfy the predicate; test predicates for
14066 operands 2 and 3 of a cstore pattern. Don't try cstore optab
14067 further if one existing pattern fails.
14068 * expr.h (compare_from_rtx): Delete.
14069 (prepare_operand): Declare it.
14070 * optabs.c: Change "lib call" to "libcall" throughout.
14071 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
14072 HAVE_conditional_trap, emit_cmp_insn): Delete.
14073 (can_compare_p): Delete cmp_optab case.
14074 (prepare_float_lib_cmp): Return an rtx and a machine mode.
14075 Accept other parameters by value.
14076 (prepare_operand): Make non-static.
14077 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
14078 other parameters by value. Try to widen operands here based on
14079 an optab_methods argument and looking at cbranch_optab.
14080 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
14081 loop. Use cbranch_optab directly.
14082 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
14083 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
14085 (emit_conditional_move, emit_conditional_add): Inline what's needed
14086 of compare_from_rtx, using new prepare_cmp_insn for the rest.
14087 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
14088 with COMPARE. Move cmov_optab and cstore_optab above
14089 with cbranch_optab, move cmp_optab down with ucmp_optab,
14090 remove tst_otpab. Do not initialize trap_rtx.
14091 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
14092 for trap code. Do not check HAVE_conditional_trap. Use
14093 prepare_cmp_insn. Accept no predicate for operand 3.
14094 * optabs.h (OTI_cmp): Mark as used only for libcalls.
14095 (OTI_ctrap, ctrap_optab): New.
14096 (tst_optab): Delete.
14097 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
14098 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
14099 with lookup of ctrap_optab.
14100 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
14102 (ctrap_optab): New.
14104 * combine.c (combine_simplify_rtx, simplify_set): Do not
14105 special case comparing against zero for cc0 machines.
14106 * simplify-rtx.c (simplify_binary_operation_1): Never remove
14107 COMPARE on cc0 machines.
14108 (simplify_relational_operation): Return a new expression when
14109 a COMPARE could be removed.
14110 * final.c (final_scan_insn): Compare cc_status values
14111 against LHS of a (compare FOO (const_int 0)) cc0 source.
14112 Also check if cc_status.value is the full compare.
14114 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
14115 (cstoreMM4): Document.
14116 (conditional_trap): Document ctrapMM4 instead.
14117 (sync_compare_and_swapMM): Refer to cbranchcc4.
14118 (Dependent Patterns): Eliminate obsolete information referring to
14119 the old jump optimization phase.
14120 (Canonicalization): Include cbranchcc4 case, omit canonicalization
14121 of compares with 0 on cc0 machines.
14122 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
14123 avoiding references to cc0. Remove text about storing operands
14125 * doc/tm.texi (Condition Codes): Include blurb on different
14126 condition code representations, separate into subsections for
14127 CC0, MODE_CC and conditional execution.
14129 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
14130 alpha_emit_setcc): Accept operands and a machine mode.
14131 * config/alpha/alpha.c (alpha_emit_conditional_branch):
14132 Get code/op0/op1 from operands, use machine mode argument
14133 instead of alpha_compare.fp_p. Emit the branch here.
14134 (alpha_emit_setcc): Likewise, and return boolean.
14135 (alpha_emit_conditional_move): Likewise. Assert that
14136 cmp_op_mode == cmp_mode, and simplify accordingly.
14137 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
14138 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
14139 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
14141 (stack probe test): Use cbranchdi4.
14142 * config/alpha/predicates.md (alpha_cbranch_operator): New.
14144 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
14145 * config/arc/arc.h (movsicc, movsfcc): Use it.
14146 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
14147 (cbranchsi4, cstoresi4): New.
14148 (cmpsi, bCC and sCC expanders): Remove.
14150 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
14151 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
14152 * config/arm/predicates.md (arm_comparison_operator): Only include
14153 floating-point operators if there is a hardware floating-point unit.
14154 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
14155 deferring to cbranch_cc and cstore_cc respectively.
14156 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
14157 cbranch_cc, cstore_cc): New.
14158 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
14160 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
14162 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
14163 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
14165 (adjust_insn_length): Adjust calls.
14166 (avr_reorg): Handle (compare (foo) (const_int 0)).
14167 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
14168 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
14169 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
14170 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
14172 (cbranchqi4, cbranchhi4, cbranchsi4): New.
14173 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
14175 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
14176 (cbranchsi4, cstorebi4, cstoresi4): New.
14177 (movbisi): This insn is duplicate, split it to zero_extend.
14178 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
14179 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
14180 (bfin_optimize_loop): Use cbranch expander.
14181 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
14182 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
14183 (bfin_bimode_comparison_operator): ... this.
14184 (bfin_direct_comparison_operator): New.
14186 * config/cris/cris.c (cris_normal_notice_update_cc): Look
14187 inside (compare FOO (const_int 0)).
14188 (cris_rtx_costs): Handle ZERO_EXTRACT.
14189 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
14190 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
14191 (*tstdi_v32): Delete.
14192 (*cmpdi_non_v32): Add M alternative for operand 1.
14193 (cmpsi, cmp<mode>): Make private.
14194 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
14196 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
14198 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
14199 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
14200 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
14201 (cc_reg_operand): New.
14202 (any_cond): Delete.
14203 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
14204 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
14205 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
14206 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
14207 crx_expand_scond): Delete.
14209 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
14211 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
14212 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
14214 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
14215 cstoresi4, cstoresf4, cstoredf4): New.
14216 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
14217 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14218 Receive the entire operands array.
14219 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
14220 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
14221 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14222 Get test/op0/op1 from the operands array.
14223 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
14225 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
14226 (h8300_expand_store): New.
14227 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
14229 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
14230 (h8300_expand_store): New.
14231 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
14232 or do not try to produce (set (cc0) REG).
14233 (peepholes): Wrap arguments with COMPARE. Add a peephole to
14234 change a compare into a move to a scratch register. Disable some
14235 peepholes when comparing with zero.
14236 (tstsi, tsthi, tstsi, cmpqi): Make private.
14238 (bCC, sCC): Delete.
14239 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
14242 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
14243 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
14244 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
14245 (ix86_emit_i387_log1p): Use cbranchxf2.
14246 (ix86_expand_setcc): Return void.
14247 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
14248 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
14249 cmp<MODEF>, cmpcc): Remove.
14250 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
14251 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
14252 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
14253 (sCC and bCC expanders): Remove.
14254 (stack_protect_test): Use cbranchcc4.
14256 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
14258 (ia64_expand_compare): Accept three rtx by reference and return void.
14259 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
14260 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
14261 from *expr. Update *expr with the BImode comparison to do.
14262 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
14263 cmptf, bCC, sCC, conditional_trap): Delete.
14264 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
14265 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
14266 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
14267 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
14268 * config/ia64/predicates.md (ia64_cbranch_operator): New.
14270 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
14271 type of last argument.
14272 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
14273 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
14274 use machine mode argument instead of branch_type. Remove dead
14275 code for floating-point comparisons.
14276 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
14277 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
14279 (cbranchsi4, cstoresi4): New.
14280 * config/iq2000/predicates.md (reg_or_const_operand): New.
14282 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
14283 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
14284 (b<code>_op): Rewrite to...
14285 (bcc_op): ... this, using match_operator.
14286 (s<code>_op): Rewrite to...
14287 (scc_op): ... this, using match_operator.
14288 (s<code>_24_op): Rewrite to...
14289 (scc_op_24): ... this, using match_operator.
14290 (s<code>_<mode>): Rewrite to...
14291 (cstore<mode>4): ... this, using match_operator.
14292 (s<code>_<mode>_24): Rewrite to...
14293 (cstore<mode>4_24): ... this, using match_operator.
14294 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
14295 m32c_unpend_compare, m32c_expand_scc): Delete.
14296 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
14297 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
14298 (m32c_expand_movcc): Change NE to EQ if necessary.
14299 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
14301 * config/m32r/m32r-protos.h (gen_cond_store): New.
14302 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
14303 (gen_cond_store): New, from sCC patterns.
14304 (m32r_expand_block_move): Use cbranchsi4.
14305 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
14306 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
14307 (cbranchsi4, cstoresi4): New.
14309 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
14311 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
14312 (m68hc11_notice_update_cc): Look into a compare with 0.
14313 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
14315 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
14316 cmphi, cmpqi, bCC): Delete.
14317 (cbranchsi4, cbranchhi4, cbranchqi4): New.
14318 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
14319 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
14322 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
14323 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
14324 * config/m68k/constraints.md (H): New.
14325 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
14326 the define_insn below.
14327 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
14328 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
14329 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
14330 patterns): Wrap RHS with COMPARE.
14331 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
14332 (*cmpdi_internal): Name this pattern.
14333 (cmpdi): Change to define_insn.
14334 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
14335 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
14336 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
14338 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
14339 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
14340 (conditional_trap): Change to...
14341 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
14342 (*conditional_trap): Use the ordered_comparison_operator and
14343 const1_operand predicates.
14344 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
14345 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
14346 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
14347 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
14349 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
14350 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
14351 (mcore_gen_compare): New.
14352 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
14353 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
14354 (mcore_gen_compare): ... this.
14355 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
14356 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
14357 (stack probe pattern): Use cbranchsi4.
14359 * config/mips/predicates.md (mips_cstore_operator): New.
14360 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
14361 * config/mips/mips.md (any_cond): Delete.
14362 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
14364 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
14365 fixuns_truncsfdi2): Use cbranch patterns.
14366 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
14367 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
14368 Adjust call to mips_expand_conditional_branch.
14369 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
14371 * config/mips/mips-protos.h (mips_expand_conditional_branch,
14372 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
14373 * config/mips/mips.c (cmp_operands): Delete.
14374 (mips_emit_compare): Get comparison operands from *op0/*op1.
14375 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
14376 that it succeeds. Use op0/op1 instead of cmp_operands.
14377 (mips_expand_conditional_branch, mips_expand_conditional_move,
14378 mips_expand_conditional_trap): Likewise.
14379 (mips_block_move_loop): Use cbranch patterns.
14380 * config/mips/mips.h (cmp_operands): Delete.
14382 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
14383 (mmix_gen_compare_reg): Just return a register in the right CC mode.
14384 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
14385 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
14386 (*cmpcc_folded): Rename to...
14387 (*cmpdi_folded): this.
14388 (*cmpcc): Rename to...
14390 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
14393 (cbranchdf4): New. Handle invalid comparisons here.
14394 * config/mmix/predicates.md (float_comparison_operator): New.
14396 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
14397 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
14398 * config/mn10300/mn10300.md (tst): Delete.
14399 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
14400 Name these patterns and wrap RHS in a compare.
14401 (*cmpsi): Make this pattern private. Include tst.
14402 (*cmpsf): Make this pattern private.
14403 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
14404 (compare with zero peepholes): Likewise.
14406 (cbranchsi4, cbranchsf4): New.
14407 (casesi): Use cbranchsi4.
14409 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
14410 hppa_branch_type): Delete.
14411 (return_addr_rtx): Use cbranchsi4.
14412 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
14413 Emit CCFPmode comparison here.
14414 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
14415 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
14416 hppa_branch_type): Delete.
14417 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
14418 (movsicc, movdicc): Remove references to hppa_compare_op0,
14419 hppa_compare_op1 and compare_from_rtx.
14420 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
14421 (casesi): Use cbranchsi4.
14423 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
14424 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
14425 * config/pdp11/pdp11.md (register_or_const0_operand): New.
14426 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
14427 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
14429 (cbranchdf4, cbranchhi4, cbranchqi4): New.
14430 (*branch, *branch_inverted): New.
14432 * config/picochip/picochip.md (cbranchhi4): Use
14433 ordered_comparison_operator.
14434 (cmphi, bCC): Remove.
14436 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
14437 (trap_comparison_operator): Delete.
14438 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
14439 rs6000_emit_cbranch): Accept mode and operands.
14440 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
14441 rs6000_compare_fp_p): Delete.
14442 (rs6000_generate_compare): Accept mode and comparison. Extract code
14443 and op0/op1 from there. Replace references to rs6000_compare_op0
14444 and rs6000_compare_op1.
14445 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
14446 extract result from passed operands.
14447 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
14448 extract loc from passed operands.
14449 (rs6000_emit_cmove): Likewise.
14450 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
14451 rs6000_compare_fp_p): Delete.
14452 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
14453 (cbranch<GPR>4, cbranch<FP>4): New.
14454 (cstore<mode>4): New. Consolidate here all choices about when to use
14455 portable or specialized sCC sequences.
14456 (stack_protect_test): Use cbranchsi4.
14457 (conditional_trap): Replace with ctrap<GPR>4.
14458 (conditional trap insn): Replace trap_comparison_operator with
14459 ordered_comparison_operator.
14461 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
14462 (s390_emit_prologue): Use ctrap.
14463 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
14464 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
14465 New predicates replacing...
14466 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
14467 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
14468 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
14469 (add<mode>cc): Do not use s390_compare_op0/op1.
14470 (s<code>): Change to...
14471 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
14472 (seq): Change to...
14473 (cstorecc4): ... this. Handle EQ or NE equally.
14474 (*sne): Un-privatize for use in cstorecc4.
14475 (b<code>): Change to...
14476 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
14477 (conditional_trap): Replace with...
14478 (ctrap<GPR>4, ctrap<FP>4): ... these.
14479 (stack_protect): Use cbranchcc4.
14481 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
14482 * config/score/score-protos.h (score_gen_cmp): Delete.
14483 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
14484 (score_block_move-loop): Use cbranchsi4.
14485 * config/score/score.md (cbranchsi4): New.
14486 (cmpsi, bCC): Delete.
14487 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
14488 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
14489 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
14490 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
14491 * config/score/score3.h (score3_gen_cmp): Delete.
14492 * config/score/score7.h (score7_gen_cmp): Delete.
14494 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
14495 (sh_emit_scc_to_t): ... this. Return void.
14496 (from_compare): Rename to...
14497 (sh_emit_compare_and_branch): ... this.
14498 (sh_emit_compare_and_set): New.
14499 (sh_expand_t_scc): Accept operands.
14500 * config/sh/predicates.md (sh_float_comparison_operator): New.
14501 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
14502 (prepare_scc_operands): Rename to...
14503 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
14505 (sh_emit_cheap_store_flag): New.
14506 (sh_emit_set_t_insn): New.
14507 (from_compare): Rename to...
14508 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
14509 handling of TARGET_SH2E floating point to avoid recursive call.
14510 Generate branch here.
14511 (sh_emit_compare_and_set): New.
14512 (sh_expand_t_scc): Get op0/op1 from arguments.
14513 (sh_emit_cheap_store_flag): New.
14514 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
14516 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
14517 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
14518 (movsicc, movdicc): Do nothing when it recreated operands from
14519 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
14520 prepare_scc_operands (now sh_emit_scc_to_t).
14521 (udivdi3): Use cstoresi4.
14522 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
14523 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
14524 (cbranchint4_media, cbranchfp4_media): New.
14525 (casesi): Use cbranchdi4.
14526 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
14528 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
14529 (movnegt): Remove second operand.
14530 (cbranchsf4, cbranchdf4): New.
14531 (stack_protect): Use cbranchdi4/cbranchsi4.
14533 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
14534 (gen_compare_reg): Accept comparison, extract part of it to...
14535 (gen_compare_reg_1): ... this.
14536 (gen_compare_operator): Delete.
14537 (gen_v9_scc): Accept separate destination, comparison code and arms.
14538 Do not use sparc_compare_op0/sparc_compare_op1.
14539 (emit_scc_insn, emit_conditional_branch_insn): New.
14540 (emit_v9_brxx): Make static. Remove useless assertion.
14541 (sparc_emit_float_lib_cmp): Return RTL instead of calling
14543 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
14544 * config/sparc/sparc-protos.h (gen_compare_reg,
14545 sparc_emit_float_lib_cmp): Adjust prototype.
14546 (emit_scc_insn, emit_conditional_branch_insn): New.
14547 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
14548 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
14549 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
14550 iterators to the top.
14551 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
14552 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
14553 snedi_special_trunc): Delete.
14554 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
14555 and snedi_special_trunc.
14556 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
14557 cbranchdi4, cbranch<F:mode>4): New.
14558 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
14559 here. Use gen_compare_reg instead of gen_compare_operator.
14560 (conditional_trap): Replace with...
14561 (ctrapsi4, ctrapdi4): ... this.
14562 (stack_protect_test): Use cbranchcc4.
14564 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
14566 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
14567 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
14568 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
14569 from operands[0] or operands[3] depending on is_set.
14570 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
14571 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
14572 cmpdf, bCC), sCC: Remove.
14573 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
14574 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
14576 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
14577 spu_emit_branch_or_set.
14579 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
14581 * config/stormy16/stormy16.h (xstormy16_compare_op0,
14582 xstormy16_compare_op1): Delete.
14583 * config/stormy16/stormy16.c (xstormy16_compare_op0,
14584 xstormy16_compare_op1): Delete.
14585 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
14587 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
14588 (cmphi, cmpsi, bCC): Remove.
14590 * config/v850/v850.md (tstsi, cmpsi): Fold into...
14591 (*cmpsi): ... this one.
14592 (cbranchsi4, cstoresi4): New.
14593 (bCC expanders): Delete.
14594 (sCC insns): Fold into...
14595 (*setcc): ... this one.
14596 (casesi): Do not use gen_cmpsi and gen_bgtu.
14597 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
14598 (movsicc): Simplify.
14599 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
14601 * config/vax/vax-protos.h (cond_name): New.
14602 (vax_output_conditional_branch): Remove.
14603 * config/vax/vax.c (cond_name): New.
14604 (vax_output_conditional_branch): Remove.
14605 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
14606 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
14607 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
14608 (bit<VAXint>): Wrap source with (compare).
14609 (b<code> and following unnamed pattern): Rename to *branch and
14610 *branch_reversed. Change macroization to match_operator.
14611 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
14613 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
14614 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
14615 Change last argument to machine_mode.
14616 (xtensa_expand_scc): Add machine_mode argument.
14617 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
14618 (gen_conditional_move, xtensa_expand_conditional_branch,
14619 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
14620 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
14621 Adjust operand numbers.
14622 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
14624 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
14625 (cmpsi, cmpsf, b<code>, s<code>): Delete.
14626 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
14628 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14630 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14631 causes spurious differences between trunk and cond-optab branch.
14633 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
14636 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
14638 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
14640 * tree.c (iterative_hash_pointer): Delete.
14641 (iterative_hash_expr): Short-circuit handling of NULL pointer.
14642 Hash UIDs and versions of SSA names. Don't special-case built-in
14643 function declarations.
14645 2009-05-11 Ian Lance Taylor <iant@google.com>
14648 * graphite.c: Force -Wc++-compat to only be a warning before
14649 #including "cloog/cloog.h".
14651 2009-05-11 Martin Jambor <mjambor@suse.cz>
14653 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
14655 2009-05-11 Jan Hubicka <jh@suse.cz>
14657 * tree-ssa-loop-ivcanon.c: Include target.h
14658 (struct loop_size): new structure.
14659 (constant_after_peeling): New predicate.
14660 (tree_estimate_loop_size): New function.
14661 (estimated_unrolled_size): Rewrite for new estimates.
14662 (try_unroll_loop_completely): Use new estimates.
14663 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
14665 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14667 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
14668 libcpp interface change.
14669 (spu_macro_to_expand): Likewise.
14671 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
14673 PR tree-optimization/40026
14674 * gimplify.c (gimplify_init_constructor): Change initial conditional
14675 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
14676 optimize_compound_literals_in_ctor.
14678 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
14680 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
14682 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
14684 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
14686 * tree-vect-data-refs.c (vect_analyze_group_access): Use
14687 HOST_WIDE_INT for gap.
14689 2009-05-11 Ira Rosen <irar@il.ibm.com>
14691 PR tree-optimization/40074
14692 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
14693 account in group size and step comparison.
14695 2009-05-11 Richard Guenther <rguenther@suse.de>
14697 * passes.c (init_optimization_passes): Strip now incorrect comment.
14698 (execute_function_todo): Do not set PROP_alias.
14699 * tree-pass.h (PROP_alias): Remove.
14700 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
14701 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
14702 * tree-nrv.c (pass_return_slot): Likewise.
14703 * tree-object-size.c (pass_object_sizes): Likewise.
14704 * tree-ssa-dom.c (pass_dominator): Likewise.
14705 (pass_phi_only_cprop): Likewise.
14706 * tree-ssa-dse.c (pass_dse): Likewise.
14707 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
14708 (pass_cselim): Likewise.
14709 * tree-ssa-pre.c (pass_pre): Likewise.
14710 (pass_fre): Likewise.
14711 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
14712 * tree-ssa-sink.c (pass_sink_code): Likewise.
14713 * tree-stdarg.c (pass_stdarg): Likewise.
14714 * tree-tailcall.c (pass_tail_calls): Likewise.
14715 * tree-vrp.c (pass_vrp): Likewise.
14717 2009-05-10 Ian Lance Taylor <iant@google.com>
14719 * basic-block.h (enum profile_status): Break out of struct
14720 control_flow_graph.
14721 * cgraph.h (struct inline_summary): Break out of struct
14723 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
14724 of struct cgraph_order_sort.
14725 * combine.c (enum undo_kind): New enum, broken out of struct undo.
14726 * cse.c (struct branch_path): Break out of struct
14727 cse_basic_block_data.
14728 * except.h (enum eh_region_type): Break out of struct eh_region.
14729 * gcc.c (enum add_del): Break out of struct modify_target.
14730 * genrecog.c (enum decision_type): Break out of struct decision_test.
14731 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
14733 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
14734 * regmove.c (enum match_use): New enum, broken out of struct match.
14735 * sched-int.h (enum post_call_group): New enum, broken out of
14737 (struct deps_reg): Break out of struct deps.
14738 * target.h (struct asm_int_op): Break out of struct gcc_target.
14739 * tree-eh.c (struct goto_queue_node): Break out of struct
14741 * tree-inline.h (enum copy_body_cge_which): Break out of
14743 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
14745 * c-decl.c (in_struct, struct_types): New static variables.
14746 (pushtag): Add loc parameter. Change all callers.
14747 (lookup_tag): Add ploc parameter. Change all callers.
14748 (check_compound_literal_type): New function.
14749 (parser_xref_tag): Add loc parameter. Change all callers. If
14750 -Wc++-compat, warn about struct/union/enum types defined within a
14752 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
14753 and loc parameters. Change all callers. Change error calls to
14754 error_at, using loc. For a redefinition, if the location of the
14755 original definition is known, report it. Set in_struct and
14756 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
14757 (finish_struct): Add new parameters enclosing_in_struct and
14758 enclosing_struct_types. Change all callers. Set
14759 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
14760 in the struct. If in a struct, add this struct to struct_types.
14761 (start_enum): Add loc parameter. Change all callers. Use
14762 error_at for errors, using loc. For a redefinition, if the
14763 location of the original definition is known, report it. If in a
14764 struct, add this enum type to struct_types. If -Wc++-compat warn
14765 if in sizeof, typeof, or alignof.
14766 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
14767 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
14768 (c_parser_enum_specifier): Get enum location for start_enum.
14769 (c_parser_struct_or_union_specifier): Get struct location for
14770 start_struct. Save in_struct and struct_types status between
14771 start_struct and finish_struct.
14772 (c_parser_cast_expression): Get location of cast.
14773 (c_parser_alignof_expression): Get location of type.
14774 (c_parser_postfix_expression): Likewise.
14775 (c_parser_postfix_expression_after_paren_type): Add type_loc
14776 parameter. Change all callers. Call check_compound_literal_type.
14777 Use type_loc for error about variable size type.
14778 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
14779 of an enum constant from an enum type defined in a struct or union.
14780 (c_cast_expr): Add loc parameter. Change all callers. If
14781 -Wc++-compat, warn about defining a type in a cast.
14782 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
14783 (start_enum, start_struct, finish_struct): Update declarations.
14784 (parser_xref_tag, c_cast_expr): Update declarations.
14785 (check_compound_literal_type): Declare.
14787 2009-05-11 Ben Elliston <bje@au.ibm.com>
14789 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
14790 for recent libcpp interface change.
14791 (rs6000_macro_to_expand): Likewise.
14793 2009-05-10 Michael Matz <matz@suse.de>
14796 * config/arm/arm.c (require_pic_register): Emit on entry edge,
14797 not at entry of function.
14799 2009-05-10 Richard Guenther <rguenther@suse.de>
14801 PR tree-optimization/40081
14803 * tree-sra.c (instantiate_element): Instantiate scalar replacements
14804 using the main variant of the element type. Do not fiddle with
14805 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
14807 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
14808 structs with volatile fields.
14810 2009-05-10 Jan Hubicka <jh@suse.cz>
14812 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
14813 (estimate_move_cost): Assert that it does not get called for
14815 (estimate_num_insns): Skip VOID types in argument handling.
14816 (optimize_inline_calls): Delete unreachable blocks and verify that
14817 callgraph is valid.
14819 2009-05-10 Jan Hubicka <jh@suse.cz>
14821 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
14822 * cgraph.c (cgraph_mark_address_taken_node): New function.
14823 (dump_cgraph_node): Dump new flag.
14824 * cgraph.h (struct cgraph_node): Add address_taken.
14825 (cgraph_mark_address_taken_node): New function.
14826 * ipa.c (cgraph_postorder): Prioritize functions with address taken
14827 since new direct calls can be born.
14829 2009-05-10 Joseph Myers <joseph@codesourcery.com>
14831 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
14832 tok->val.node.node.
14834 2009-05-10 Jan Hubicka <jh@suse.cz>
14836 PR middle-end/40084
14837 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
14839 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
14840 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
14841 * tree-inline.c (copy_bb): Set frequency correctly.
14842 (fold_marked_statements): Update call to
14843 cgraph_update_edges_for_call_stmt.
14845 2009-05-10 Joseph Myers <joseph@codesourcery.com>
14847 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
14848 identifiers in diagnostics.
14849 * config/arm/arm.c (arm_handle_fndecl_attribute,
14850 arm_handle_isr_attribute): Likewise.
14851 * config/avr/avr.c (avr_handle_progmem_attribute,
14852 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
14853 * config/bfin/bfin.c (handle_int_attribute,
14854 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
14855 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
14856 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
14858 * config/darwin.c (darwin_handle_kext_attribute,
14859 darwin_handle_weak_import_attribute): Likewise.
14860 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
14861 h8300_handle_eightbit_data_attribute,
14862 h8300_handle_tiny_data_attribute): Likewise.
14863 * config/i386/i386.c (ix86_handle_cconv_attribute,
14864 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
14865 * config/i386/winnt.c (ix86_handle_shared_attribute,
14866 ix86_handle_selectany_attribute): Likewise.
14867 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
14868 * config/m32c/m32c.c (function_vector_handler): Likewise.
14869 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
14870 m68hc11_handle_fntype_attribute): Likewise.
14871 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
14872 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
14873 * config/mips/mips.c (mips_insert_attributes,
14874 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
14875 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
14876 rs6000_handle_struct_attribute): Likewise.
14877 * config/sh/sh.c (sh_insert_attributes,
14878 sh_handle_resbank_handler_attribute,
14879 sh_handle_interrupt_handler_attribute,
14880 sh2a_handle_function_vector_handler_attribute,
14881 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
14883 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
14884 * config/spu/spu.c (spu_handle_fndecl_attribute,
14885 spu_handle_vector_attribute): Likewise.
14886 * config/stormy16/stormy16.c
14887 (xstormy16_handle_interrupt_attribute): Likewise.
14888 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
14889 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
14891 2009-05-10 Joseph Myers <joseph@codesourcery.com>
14893 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
14894 (pp_translate_identifiers): New.
14895 (pp_identifier): Only conditionally translate identifier to locale
14897 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
14898 (pp_base_tree_identifier): Only conditionally translate identifier
14899 to locale character set.
14900 * c-pretty-print.c (M_): Define.
14901 (pp_c_type_specifier, pp_c_primary_expression): Mark English
14902 fragments for conditional translation with M_.
14903 * tree-pretty-print.c (maybe_init_pretty_print): Disable
14904 identifier translation.
14906 2009-05-10 Richard Guenther <rguenther@suse.de>
14908 PR tree-optimization/40081
14909 * tree-sra.c (instantiate_element): Instantiate scalar replacements
14910 using the main variant of the element type. Do not fiddle with
14911 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
14913 2009-05-09 Jan Hubicka <jh@suse.cz>
14915 PR middle-end/40080
14916 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
14917 indirect calls; verify cgraph afterwards.
14919 2009-05-09 Jan Hubicka <jh@suse.cz>
14922 * ipa.c (update_inlined_to_pointer): New function.
14923 (cgraph_remove_unreachable_nodes): Use it.
14925 2009-05-09 Jan Hubicka <jh@suse.cz>
14927 * tree-eh.c (struct leh_state): Remove prev_try.
14928 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
14929 not track prev_try.
14930 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
14931 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
14932 remove_eh_handler_and_replace, foreach_reachable_handler,
14933 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
14934 * except.h (struct eh_region): Remove eh_region_u_cleanup.
14935 (gen_eh_region_cleanup): Update prototype.
14937 2009-05-09 Jan Hubicka <jh@suse.cz>
14939 PR middle-end/40043
14940 * except.c (copy_eh_region): Always set prev_try.
14941 (redirect_eh_edge_to_label): Find outer try.
14942 (foreach_reachable_handler): When looking for prev try
14943 handle case where previous try is not going to be taken.
14945 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
14947 PR tree-optimization/40049
14948 * tree-vect-stmts.c (vectorizable_operation): If the machine has
14949 only vector/vector shifts, convert the type of the constant to the
14950 appropriate type to avoid building incorrect trees, which
14951 eventually have problems with garbage collection.
14953 2009-05-08 Joseph Myers <joseph@codesourcery.com>
14955 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
14956 -1 for complex floating-point types if honoring signed zeros.
14958 2009-05-08 Jan Hubicka <jh@suse.cz>
14960 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
14961 argument; handle correctly when profile is absent.
14962 (build_cgraph_edges): Update.
14963 (rebuild_cgraph_edges): Update.
14964 * cgraph.c: Do not include varray.h.
14965 (cgraph_set_call_stmt_including_clones): New function.
14966 (cgraph_create_edge_including_clones): Likewise
14967 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
14968 (cgraph_update_edges_for_call_stmt): Handle clones.
14969 (cgraph_remove_node): Handle clone tree.
14970 (cgraph_remove_node_and_inline_clones): New function.
14971 (dump_cgraph_node): Dump clone tree.
14972 (cgraph_clone_node): Handle clone tree.
14973 (clone_function_name): Bring here from tree-inline.c.
14974 (cgraph_create_virtual_clone): New function.
14975 * cgraph.h (ipa_replace_map): Move here from ipa.h.
14976 (cgraph_clone_info): New function.
14977 (strut cgraph_node): Add clone_info and new clone tree pointers.
14978 (cgraph_remove_node_and_inline_clones,
14979 cgraph_set_call_stmt_including_clones,
14980 cgraph_create_edge_including_clones,
14981 cgraph_create_virtual_clone): Declare.
14982 (cgraph_function_versioning): Use VEC argument.
14983 (compute_call_stmt_bb_frequency): Update prototype.
14984 (cgraph_materialize_all_clones): New function.
14985 * ipa-cp.c (ipcp_update_cloned_node): Remove.
14986 (ipcp_create_replace_map): Update to VECtors.
14987 (ipcp_update_callgraph): Use virtual clones.
14988 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
14989 (ipcp_update_profiling): Do not update local profiling.
14990 (ipcp_insert_stage): Use VECtors and virtual clones.
14991 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
14992 (clone_of_p): New function.
14993 (cgraph_preserve_function_body_p): Use clone tree.
14994 (cgraph_optimize): Materialize clones.
14995 (cgraph_function_versioning): Update for VECtors.
14996 (save_inline_function_body): Use clone tree.
14997 (cgraph_materialize_clone): New function.
14998 (cgraph_materialize_all_clones): Likewise.
14999 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
15000 * ipa.c: Include gimple.h.
15001 (cgraph_remove_unreachable_nodes): Use clone tree.
15002 * ipa-prop.c (ipa_note_param_call): Update call to
15003 compute_call_stmt_bb_frequencycall.
15004 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
15005 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
15006 (copy_bb): Handle updating of clone tree; add new edge when new call
15008 (expand_call_inline): Be strict about every call having edge.
15009 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
15010 (delete_unreachable_blocks_update_callgraph): New function.
15011 (tree_function_versioning): Use VECtors; always remove unreachable
15012 blocks and fold conditionals.
15013 * tree-inline.h: Do not include varray.h.
15014 (tree_function_versioning): Remove.
15015 * Makefile.in (GTFILES): Remove tree-inline.c
15016 * passes.c (do_per_function): Do only functions having body.
15017 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
15020 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
15021 Andrew Morrow <acm@google.com>
15024 * c-common.c (c_common_attribute_table): Permit deprecated
15025 attribute to take an optional argument.
15026 (handle_deprecated_attribute): If the optional argument to
15027 __attribute__((deprecated)) is not a string ignore the attribute
15028 and emit a warning.
15030 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
15031 * c-typeck.c (build_component_ref): Likewise.
15032 (build_external_ref): Likewise.
15034 * toplev.c (warn_deprecated_use): Add an attribute argument.
15035 Emit the message associated with __attribute__((deprecated)).
15037 * toplev.h (warn_deprecated_use): Updated.
15039 * doc/extend.texi: Document new optional parameter to
15040 __attribute__((deprecated))
15042 2009-05-08 Michael Eager <eager@eagercon.com>
15044 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
15045 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
15047 2009-05-08 Richard Guenther <rguenther@suse.de>
15049 PR tree-optimization/40062
15050 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
15051 Avoid exponential behavior.
15053 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15055 PR rtl-optimization/33928
15057 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
15058 process_uses, build_single_def_use_links): New.
15059 (update_df): Update use_def_ref.
15060 (forward_propagate_into): Use get_def_for_use instead of use-def
15062 (fwprop_init): Call build_single_def_use_links and let it initialize
15064 (fwprop_done): Free use_def_ref.
15065 (fwprop_addr): Eliminate duplicate call to df_set_flags.
15066 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
15067 df_rd_simulate_one_insn): New.
15068 (df_rd_bb_local_compute_process_def): Update head comment.
15069 (df_chain_create_bb): Use the new RD simulation functions.
15070 * df.h (df_rd_simulate_artificial_defs_at_top,
15071 df_rd_simulate_one_insn): New.
15072 * opts.c (decode_options): Enable fwprop at -O1.
15073 * doc/invoke.texi (-fforward-propagate): Document this.
15075 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15078 * c-typeck.c (build_binary_op): Handle arithmetic between one real
15079 and one complex operand specially.
15080 * tree-complex.c (some_nonzerop): Do not identify a real value as
15081 zero if flag_signed_zeros.
15083 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15085 PR rtl-optimization/33928
15086 * loop-invariant.c (record_use): Fix && vs. || mishap.
15088 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15090 PR rtl-optimization/33928
15091 * loop-invariant.c (struct use): Add addr_use_p.
15092 (struct def): Add n_addr_uses.
15093 (struct invariant): Add cheap_address.
15094 (create_new_invariant): Set cheap_address.
15095 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
15096 (record_uses): Pass df_ref to record_use.
15097 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
15100 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15102 * config/sh/sh.c: Do not include c-pragma.h.
15104 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
15106 * config/spu/spu.c: Remove include of c-common.h.
15108 2009-05-07 Janis Johnson <janis187@us.ibm.com>
15111 * c-common.h (mark_valid_location_for_stdc_pragma,
15112 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
15113 clear_float_const_decimal64, float_const_decimal64_p): New.
15114 * c.opt (Wunsuffixed-float-constants): New.
15115 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
15116 unsuffixed float constant, handle new warning.
15117 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
15118 * c-decl.c (c_scope): New flag float_const_decimal64.
15119 (set_float_const_decimal64, clear_float_const_decimal64,
15120 float_const_decimal64_p): New.
15121 (push_scope): Set new flag.
15122 * c-parser.c (c_parser_translation_unit): Mark when it's valid
15123 to use STDC pragmas.
15124 (c_parser_external_declaration): Ditto.
15125 (c_parser_compound_statement_nostart): Ditto.
15126 * c-pragma.c (valid_location_for_stdc_pragma,
15127 mark_valid_location_for_stdc_pragma,
15128 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
15129 handle_pragma_float_const_decimal64): New.
15130 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
15131 * cp/semantics.c (valid_location_for_stdc_pragma_p,
15132 set_float_const_decimal64, clear_float_const_decimal64,
15133 float_const_decimal64_p): New dummy functions.
15134 * doc/extend.texi (Decimal Float): Remove statement that the
15135 pragma, and suffix for double constants, are not supported.
15136 * doc/invoke.texi (Warning Options): List new option.
15137 (-Wunsuffixed-float-constants): New.
15139 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
15141 * config/i386/i386.c: Do not include c-common.h.
15143 2009-05-07 Mark Heffernan <meheff@google.com>
15145 * doc/invoke.texi (Debugging Options): Document change of debugging
15147 * opts.c (decode_options): Make dump_base_name relative to
15148 aux_base_name directory.
15150 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15152 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
15153 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
15155 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
15157 * Makefile.in (install-plugin): Simplify a bit.
15159 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
15161 * Makefile.in (OBJS-common): Add regcprop.o.
15163 * timevar.def (TV_CPROP_REGISTERS): New.
15164 * regrename.c (regrename_optimize): Return 0.
15165 (rest_of_handle_regrename): Delete.
15166 (pass_rename_registers): Point to regrename_optimize.
15167 (struct value_data_entry, struct value_data,
15168 kill_value_one_regno, kill_value_regno, kill_value,
15169 set_value_regno, init_value_data, kill_clobbered_value,
15170 kill_set_value, kill_autoinc_value, copy_value,
15171 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
15172 replace_oldest_value_reg, replace_oldest_value_addr,
15173 replace_oldest_value_mem, copyprop_hardreg_forward_1,
15174 debug_value_data, validate_value_data): Move...
15175 * regcprop.c: ... here.
15176 (rest_of_handle_cprop): Delete.
15177 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
15179 2009-05-07 Jakub Jelinek <jakub@redhat.com>
15181 PR middle-end/40057
15182 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
15183 GEN_INT for 1 << bitnum.
15184 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
15185 build_int_cst_type.
15187 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
15189 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
15190 Remove wrong description of "nand" operation.
15192 2009-05-06 Richard Guenther <rguenther@suse.de>
15193 Adam Nemet <anemet@caviumnetworks.com>
15195 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
15196 comment. Add that if LHS is not a gimple register, then RHS1 has
15197 to be a single object (GIMPLE_SINGLE_RHS).
15199 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
15201 * expr.c (get_def_for_expr): Move it up in the file.
15202 (store_field): When expanding a bit-field store, look at the
15203 defining gimple stmt for the masking conversion.
15205 2009-05-06 Janis Johnson <janis187@us.ibm.com>
15207 PR middle-end/39986
15208 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
15209 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
15210 32-bit memcpy into long.
15212 2009-05-06 Jakub Jelinek <jakub@redhat.com>
15214 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
15215 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
15217 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
15218 instead of appending DW_OP_deref*.
15220 2009-05-06 Michael Matz <matz@suse.de>
15222 PR middle-end/40021
15223 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
15224 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
15226 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
15228 * Makefile.in (install-plugin): Fix srcdir handling.
15230 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
15232 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
15233 when processing for not_regs_needed bitmap.
15234 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
15235 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
15236 handling it for rhs.
15238 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15240 * config/i386/i386.md (unnamed inc/dec peephole): Use
15241 optimize_insn_for_size_p instead of optimize_size.
15242 * config/i386/predicates.md (incdec_operand): Likewise.
15243 (aligned_operand): Likewise.
15244 * config/i386/sse.md (divv8sf3): Likewise.
15245 (sqrtv8sf2): Likewise.
15247 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15249 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
15251 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
15253 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15255 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
15256 ssemodesuffixf2c with avxmodesuffixf2c.
15258 2009-05-06 Joseph Myers <joseph@codesourcery.com>
15261 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
15263 2009-05-05 Jakub Jelinek <jakub@redhat.com>
15265 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
15266 (struct tree_base): Adjust spacing for 8 bit boundaries.
15267 (struct tree_decl_common): Add decl_by_reference_flag bit.
15268 (DECL_BY_REFERENCE): Adjust.
15269 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
15270 print DECL_BY_REFERENCE bit.
15271 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
15272 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
15273 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
15274 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
15277 PR middle-end/39666
15278 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
15279 range of the type, but default label is missing, add it with one
15280 of the existing labels instead of adding a new label for it.
15282 2009-05-05 Joseph Myers <joseph@codesourcery.com>
15286 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
15288 * Makefile.in (enable_plugin, plugin_includedir): New.
15289 (install): Depend on install-plugin.
15290 (PLUGIN_HEADERS): New.
15291 (install-plugin): New.
15292 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
15294 2009-05-05 Richard Guenther <rguenther@suse.de>
15296 PR tree-optimization/40022
15297 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
15299 (phivn_valid_p): Fix tuplification error, simplify.
15300 (phiprop_insert_phi): Add dumps.
15301 (propagate_with_phi): Simplify.
15303 2009-05-05 Richard Guenther <rguenther@suse.de>
15305 PR middle-end/40023
15306 * builtins.c (gimplify_va_arg_expr): Properly build the address.
15308 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
15310 * tree.h (strip_float_extensions): Remove duplicate declaration.
15311 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
15312 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
15313 block_ultimate_origin): Rearrange the declarations line to match the
15314 comment that indicates the .c file which the functions are defined.
15315 (dwarf2out_*, set_decl_rtl): Add comment.
15316 (get_base_address): Adjust comment.
15317 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
15318 declarations line and add comment.
15319 (is_builtin_name): Add blank after function name, for clarity.
15321 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15323 * attribs.c (decl_attributes): Use %qE for identifiers in
15325 * cgraphunit.c (verify_cgraph_node): Translate function names to
15326 locale character set in diagnostics.
15327 * coverage.c (get_coverage_counts): Use %qE for identifiers in
15329 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
15330 Document that functions are named in UTF-8.
15331 * expr.c (expand_expr_real_1): Translate function names to locale
15332 character set in diagnostics.
15333 * gimplify.c (omp_notice_variable, omp_is_private,
15334 gimplify_scan_omp_clauses): Use %qE for identifiers in
15336 * langhooks.c (lhd_print_error_function): Translate function names
15337 to locale character set.
15338 * langhooks.h (decl_printable_name): Document that return value is
15339 in internal character set.
15340 * stmt.c: Include pretty-print.h
15341 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
15343 (resolve_operand_name_1): Translate named operand name to locale
15345 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
15347 * toplev.c (announce_function): Translate function names to locale
15349 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
15350 (default_tree_printer): Use pp_identifier or translate identifiers
15351 to locale character set. Mark "<anonymous>" for translation.
15352 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
15353 for identifiers in diagnostics.
15354 * tree.c (handle_dll_attribute): Use %qE for identifiers in
15356 * varasm.c (output_constructor): Use %qE for identifiers in
15359 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
15361 * configure.ac: use ` ` instead of $()
15362 * configure: Regenerate.
15364 2009-05-05 Ben Elliston <bje@au.ibm.com>
15366 * config/pa/linux-atomic.c: Eliminate conditional include of
15367 errno.h on non-LP64 systems to simplify build requirements.
15369 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15371 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
15373 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
15374 and pass value to identifier_to_locale.
15375 (warn_variable_length_array): Make name a tree.
15376 (grokdeclarator): Separate diagnostic texts for named and unnamed
15377 declarators. Use %qE for named declarators.
15378 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
15380 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
15381 identifiers in diagnostics.
15382 * c-typeck.c (push_member_name, start_init): Pass identifiers to
15383 identifier_to_locale. Mark "anonymous" strings for translation.
15385 2009-05-04 Michael Eager <eager@eagercon.com>
15387 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
15388 address for DImode/DFmode only if double-precision FP regs.
15390 2009-05-04 Michael Eager <eager@eagercon.com>
15392 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
15393 TARGET_SINGLE_FLOAT check.
15395 2009-05-04 Michael Eager <eager@eagercon.com>
15397 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
15399 2009-05-04 Michael Eager <eager@eagercon.com>
15401 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
15402 * config/rs6000/t-xilinx: New
15404 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
15406 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
15407 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
15408 * gcc/explow.c (memory_address): Use target hook.
15409 * gcc/targhooks.c (default_legitimize_address): New.
15410 * gcc/targhooks.h (default_legitimize_address): New.
15411 * gcc/target.h (legitimize_address): New.
15412 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
15413 (TARGET_INITIALIZER): Include it.
15414 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
15416 * config/bfin/bfin-protos.h (legitimize_address): Remove.
15417 * config/bfin/bfin.c (legitimize_address): Remove.
15418 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
15419 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
15421 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
15422 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
15424 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
15425 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
15426 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
15427 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
15428 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
15429 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
15430 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
15431 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
15432 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
15433 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
15434 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
15435 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
15436 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
15437 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
15438 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
15439 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
15440 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
15441 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
15442 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
15443 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
15444 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
15445 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
15446 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
15448 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
15449 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
15450 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
15451 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
15452 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
15453 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
15454 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
15455 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
15456 (thumb_legitimize_address): Delete.
15457 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
15458 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
15459 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
15460 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
15461 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
15462 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
15464 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
15467 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
15468 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
15469 * config/m32r/m32r.c (m32r_legitimize_address): New.
15470 * config/m68k/m68k.c (m68k_legitimize_address): New.
15471 * config/score/score.c (score_legitimize_address): Standardize.
15472 * config/score/score3.c (score3_legitimize_address): Standardize.
15473 * config/score/score3.h (score3_legitimize_address): Adjust.
15474 * config/score/score7.c (score7_legitimize_address): Standardize.
15475 * config/score/score7.h (score7_legitimize_address): Adjust.
15476 * config/sh/sh.c (sh_legitimize_address): New.
15477 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
15479 * gcc/config/s390/s390.c (legitimize_address): Rename to...
15480 (s390_legitimize_address): ... this.
15481 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
15482 (sparc_legitimize_address): ... this.
15483 * gcc/config/i386/i386.c (legitimize_address): Rename to...
15484 (ix86_legitimize_address): ... this.
15485 * gcc/config/avr/avr.c (legitimize_address): Rename to...
15486 (avr_legitimize_address): ... this.
15487 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
15488 (mn10300_legitimize_address): ... this.
15489 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
15490 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
15491 (alpha_expand_mov): Adjust call.
15493 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
15494 * config/spu/spu.c (spu_legitimize_address): Likewise.
15495 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
15496 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
15498 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15500 * intl.c (locale_encoding, locale_utf8): New.
15501 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
15502 * intl.h (locale_encoding, locale_utf8): Declare.
15503 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
15504 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
15506 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
15508 (pp_tree_identifier): Define to call pp_base_tree_identifier.
15509 (pp_base_tree_identifier): Declare as function.
15510 (identifier_to_locale): Declare.
15511 * Makefile.in (pretty-print.o): Update dependencies.
15512 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
15514 2009-05-04 Richard Guenther <rguenther@suse.de>
15516 PR middle-end/40015
15517 * builtins.c (fold_builtin_memory_op): Do not decay to element
15518 type if the size matches the whole array.
15520 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
15522 * expmed.c (synth_mult): When trying out a shift, pass the result
15525 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
15527 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
15528 (shiftsub1_cost): New.
15529 (init_expmed): Compute shiftsub1_cost.
15530 (synth_mult): Optimize multiplications by constants of the form
15531 -(2^^m-1) for some constant positive integer m.
15533 2009-05-03 Richard Guenther <rguenther@suse.de>
15536 * c-typeck.c (array_to_pointer_conversion): Do not built
15537 ADDR_EXPRs of arrays of pointer-to-element type.
15538 * c-gimplify.c (c_gimplify_expr): Revert change fixing
15539 up wrong ADDR_EXPRs after-the-fact.
15540 * c-common.c (strict_aliasing_warning): Strip pointer
15541 conversions for obtaining the original type.
15542 * builtins.c (fold_builtin_memset): Handle array types.
15543 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
15546 2009-05-03 Richard Guenther <rguenther@suse.de>
15548 PR middle-end/23329
15549 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
15550 Do not lose casts from array types with unknown extent to array
15551 types with known extent.
15552 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
15553 alias set compatibility.
15555 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
15557 * flags.h (extra_warnings): Delete.
15558 * toplev.c (process_options): Handle Wuninitialized here.
15559 * opts.c (extra_warnings): Delete.
15560 (set_Wextra): Delete.
15561 (common_handle_option): -Wextra can be handled automatically.
15562 * c-opts.c (c_common_handle_option): Delete obsolete code.
15563 (c_common_post_options): Simplify comment.
15564 * common.opt (W): Add Var.
15566 (Wuninitialized): Initialize to -1.
15568 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
15569 Richard Guenther <rguenther@suse.de>
15571 * expr.c (get_def_for_expr): New function.
15572 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
15573 SSA rather than trees.
15574 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
15575 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
15577 2009-05-03 Joseph Myers <joseph@codesourcery.com>
15579 * c-common.c (reswords): Add _Imaginary.
15580 * c-common.c (enum rid): Add RID_IMAGINARY.
15582 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
15584 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
15585 Patch by Richard Guenther.
15587 2009-05-03 Anatoly Sokolov <aesok@post.ru>
15589 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
15590 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
15591 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
15592 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
15593 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
15594 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
15595 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
15596 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
15597 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
15598 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
15599 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
15600 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
15601 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
15602 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
15603 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
15604 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
15605 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
15606 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
15608 2009-05-02 Richard Guenther <rguenther@suse.de>
15610 PR tree-optimization/39940
15611 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
15614 2009-05-02 Richard Guenther <rguenther@suse.de>
15616 PR middle-end/40001
15617 * tree-ssa.c (execute_update_addresses_taken): Properly check
15618 if we can mark a variable DECL_GIMPLE_REG_P.
15619 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
15620 back to the end of the function.
15621 (is_gimple_reg_type): Remove complex type special casing.
15622 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
15625 2009-05-02 Ben Elliston <bje@au.ibm.com>
15627 * doc/collect2.texi (Collect2): Document search path behaviour
15628 when configured with --with-ld.
15630 2009-05-02 Jan Hubicka <jh@suse.cz>
15632 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
15633 parameter; update callers.
15634 (coalesce_cost_edge): EH edges are costier because they needs
15635 splitting even if not critical and even more costier when there are
15636 multiple EH predecestors.
15638 2009-05-02 Jan Hubicka <jh@suse.cz>
15640 * except.c (remove_eh_handler_and_replace): Handle updating after
15641 removing TRY blocks.
15643 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
15645 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
15647 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
15649 * varasm.c: Do not include c-pragma.h.
15650 * attribs.c: Do not incude c-common.h.
15652 2009-05-01 Michael Matz <matz@suse.de>
15654 * calls.c (initialize_argument_information): Handle SSA names like
15655 decls with a non MEM_P DECL_RTL.
15657 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
15659 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
15660 * ipa-utils.c: Likewise.
15661 * ipa-type-escape.c: Likewise.
15662 * cgraphunit.c Do not include c-common.h.
15663 * ipa-pure-const.c: Likewise.
15664 * tree-if-conv.c: Likewise.
15665 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
15666 * ipa-struct-reorg.c: Likewise.
15667 * tree-nomudflap.c: Likewise.
15668 * tree-ssa-structalias.c: Likewise.
15670 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
15672 * store-motion.c: Many cleanups to make this pass a first-class
15673 citizen instead of an appendix to gcse load motion. Add TODO list
15674 to make this pass faster/cleaner/better.
15676 (struct ls_expr): Post gcse.c-split cleanups.
15677 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
15678 "stores" field to "avail_stores".
15679 (pre_ldst_mems): Rename to store_motion_mems.
15680 (pre_ldst_table): Rename to store_motion_mems_table.
15681 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
15682 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
15683 (ldst_entry): Rename to st_expr_entry, update users.
15684 (free_ldst_entry): Rename to free_st_expr_entry, update users.
15685 (free_ldst_mems): Rename to free_store_motion_mems, update users.
15686 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
15688 (first_ls_expr): Rename to first_st_expr, update users.
15689 (next_ls_expr): Rename to next_st_expr, update users.
15690 (print_ldst_list): Rename to print_store_motion_mems. Print names of
15691 fields properly for store motion instead of names inherited from load
15693 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
15694 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
15697 (ae_kill): Rename to st_kill, update users.
15698 (ae_gen): Rename to st_avloc, update users.
15699 (transp): Rename to st_transp, update users.
15700 (pre_insert_map): Rename to st_insert_map, update users.
15701 (pre_delete_map): Rename to st_delete_map, update users.
15702 (insert_store, build_store_vectors, free_store_memory,
15703 one_store_motion_pass): Update for abovementioned changes.
15705 (gcse_subst_count, gcse_create_count): Remove.
15706 (one_store_motion_pass): New statistics counters "n_stores_deleted"
15707 and "n_stores_created", local variables.
15709 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
15712 (regvec, compute_store_table_current_insn): Remove.
15713 (reg_set_info, reg_clear_last_set): Remove.
15714 (compute_store_table): Use DF caches instead of local dataflow
15717 2009-05-01 Joseph Myers <joseph@codesourcery.com>
15719 * c-objc-common.c (c_tree_printer): Print identifiers with
15720 pp_identifier, not pp_string. Mark "({anonymous})" for
15722 * c-pretty-print.c (pp_c_ws_string): New.
15723 (pp_c_cv_qualifier, pp_c_type_specifier,
15724 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
15725 pp_c_storage_class_specifier, pp_c_function_specifier,
15726 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
15727 pp_c_primary_expression, pp_c_postfix_expression,
15728 pp_c_unary_expression, pp_c_shift_expression,
15729 pp_c_relational_expression, pp_c_equality_expression,
15730 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
15731 use pp_string and pp_c_ws_string in place of pp_identifier and
15732 pp_c_identifier for non-identifiers. Mark English strings for
15734 * c-pretty-print.h (pp_c_ws_string): Declare.
15736 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
15737 Roland McGrath <roland@redhat.com>
15739 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
15740 (ENABLE_LD_BUILDID): New configuration option.
15741 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
15742 (LINK_BUILDID_SPEC): New macro.
15743 (init_spec): If defined, prepend it between LINK_EH_SPEC and
15745 * doc/install.texi: Document --enable-linker-build-id option.
15746 * configure: Rebuild.
15747 * config.in: Rebuild.
15749 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
15751 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
15752 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
15753 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
15754 MIPS_GP_SAVE_AREA_SIZE.
15755 * config/mips/mips.c (struct mips_frame_info): Update comment
15756 before arg_pointer_offset and hard_frame_pointer_offset.
15757 (mips_compute_frame_info): Update diagram before function: to
15758 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
15759 indicate the position of frame_pointer_rtx with -fstack-protector and
15760 to show args_size. Don't allocate cprestore area for leaf functions
15761 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
15763 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
15765 2009-04-30 Michael Matz <matz@suse.de>
15767 PR tree-optimization/39955
15768 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
15770 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
15772 * ira.c (setup_cover_and_important_classes): Use safe macro
15773 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
15775 * genpreds.c (write_tm_preds_h): Output suitable definition of
15776 REG_CLASS_FOR_CONSTRAINT.
15778 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
15780 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
15782 * bitmap.c (bitmap_descriptor): Likewise.
15783 * ggc-common.c (loc_descriptor): Likewise.
15784 * varray.c (varray_descriptor): Likewise.
15785 * vec.c (vec_descriptor): Likewise.
15787 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
15789 * Makefile.in (dce.o): Add $(EXCEPT_H).
15790 * dce.c: Include except.h and delete redundant vector definitions.
15791 (deletable_insn_p): Return false for non-call insns that can throw
15794 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
15796 * gcse.c (ae_gen): Remove.
15797 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
15798 and make non-static function to make it available in store-motion.c.
15799 Update call sites with search-and-replace.
15800 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
15801 extract_mentioned_regs, extract_mentioned_regs_helper,
15802 find_moveable_store, compute_store_table, load_kills_store, find_loads,
15803 store_killed_in_insn, store_killed_after, store_killed_before,
15804 build_store_vectors, insert_insn_start_basic_block, insert-store,
15805 remove_reachable_equiv_notes, replace_store_insn, delete_store,
15806 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
15807 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
15808 * store-motion.c: ...new file. Also copy data structures from gcse.c
15809 and clean up to remove parts not used by store motion.
15810 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
15811 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
15813 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15816 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
15817 when optimizing for size.
15819 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
15821 * gcse.c (gcse_constant_p): Fix typo in last change.
15823 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
15825 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
15827 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
15829 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
15831 2009-04-29 James E. Wilson <wilson@codesourcery.com>
15833 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
15834 CONST_HIGH_PART result.
15836 2009-04-29 Anatoly Sokolov <aesok@post.ru>
15838 * config/avr/avr.c (initial_elimination_offset): Rename to
15839 avr_initial_elimination_offset.
15840 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
15841 change return type to bool.
15842 (avr_can_eliminate): New function.
15843 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
15844 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
15845 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
15846 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
15847 avr_initial_elimination_offset.
15848 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
15849 (avr_initial_elimination_offset): Define.
15851 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
15852 Steven Bosscher <steven@gcc.gnu.org>
15854 PR rtl-optimization/39938
15855 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
15856 * cfgrtl.c: Include insn-attr.h.
15857 (rest_of_pass_free_cfg): New function.
15858 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
15859 * resource.c (init_resource_info): Remove call to df_analyze.
15861 2009-04-29 Richard Guenther <rguenther@suse.de>
15864 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
15865 allow conversion to signed integers.
15867 2009-04-29 Richard Guenther <rguenther@suse.de>
15869 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
15870 shifts of floating point vectors if the shift amount is
15871 a constant multiple of the element size.
15873 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
15874 Michael Matz <matz@suse.de>
15876 PR middle-end/39927
15878 * tree-outof-ssa.c (emit_partition_copy): New function.
15879 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
15880 insert_part_to_rtx_on_edge): Perform the partition base var
15881 copy using emit_partition_copy.
15882 (insert_value_copy_on_edge): Convert constants to the right mode.
15883 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
15884 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
15886 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15888 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
15889 scan backwards to try to find a constant to initialize it.
15891 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
15892 insn before the loop_end instruction, don't look past labels.
15894 2009-04-29 Richard Guenther <rguenther@suse.de>
15896 PR middle-end/39937
15897 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
15898 loose type conversions.
15899 (forward_propagate_addr_expr): Fix tuplification bug. Remove
15900 stmts only if there are no uses of its definition.
15902 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15904 * config/bfin/bfin.h (splitting_loops): Declare.
15905 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
15906 Reorder bit definitions to be ascending.
15907 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
15908 * config/bfin/bfin.c (splitting_loops): New variable.
15909 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
15910 (struct loop_info): Remove members INIT and LOOP_INIT.
15911 (bfin_optimize_loop): Don't set them. Reorder the code that generates
15912 the LSETUP sequence. Allow LC to be loaded from any register, but
15913 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
15914 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
15916 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
15917 of reload_completed.
15920 * config/bfin/bfin.md (movsi_insn): Refine constraints.
15922 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
15924 * Makefile.in (PLUGIN_VERSION_H): New.
15925 (OBJS-common): Remove plugin-version.o.
15926 (plugin.o): Depend on (PLUGIN_VERSION_H).
15927 (plugin-version.o): Remove.
15928 * configure: Regenerate
15929 * configure.ac: Create plugin-version.h.
15930 * gcc-plugin.h (plugin_gcc_version): Remove.
15931 (plugin_default_version_check): Change signature.
15932 * plugin-version.c: Remove.
15933 * plugin.c: Include plugin-version.h.
15934 (str_plugin_gcc_version_name): Remove.
15935 (try_init_one_plugin): Pass gcc version to plugin_init.
15936 (plugin_default_version_check): Both gcc and plugin versions are now
15939 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15941 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
15942 problematic last insns. Test for TYPE_CALL rather than CALL_P.
15943 Remove special case testing for last insn of inner loops. Don't fail
15944 if the loop ends with a jump, emit an extra nop instead.
15946 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
15947 DREGS rather than comparing directly. Remove code that tries to
15948 account for latencies.
15950 2009-04-29 Richard Guenther <rguenther@suse.de>
15952 PR tree-optimization/39941
15953 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
15954 eliminating an indirect call.
15956 2009-04-29 Richard Guenther <rguenther@suse.de>
15958 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
15959 parameter. Allow invariants as base if !require_lvalue.
15960 (verify_gimple_assign_single): Adjust.
15962 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15964 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
15965 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
15966 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
15967 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
15968 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
15970 * config/bfin/bfin.c (bfin_expand_builtin,
15971 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
15973 2009-04-28 Richard Guenther <rguenther@suse.de>
15975 * tree-vect-loop.c (get_initial_def_for_induction): Use
15976 correct types for pointer increment.
15978 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15980 * toplev.c (print_version): Update GMP version string calculation.
15982 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
15984 PR rtl-optimization/39938
15985 * resource.c (init_resource_info): Add call to df_analyze.
15987 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
15989 * config/alpha/alpha.md (usegp): Cast the result of
15990 alpha_find_lo_sum_using_gp to enum attr_usegp.
15991 * config/alpha/alpha.c (override_options): Remove end-of-structure
15992 marker element from cpu_table. Use array size of cpu_table to handle
15993 -mcpu and -mtune options.
15994 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
15996 2009-04-28 Joseph Myers <joseph@codesourcery.com>
15998 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
15999 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
16000 tune_32 and tune_64.
16001 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
16002 support on PowerPC.
16003 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
16004 * config/rs6000/option-defaults.h: ... here. New file.
16005 (OPT_64, OPT_32): Define.
16006 (MASK_64BIT): Define to 0 if not already defined.
16007 (OPT_ARCH64, OPT_ARCH32): Define.
16008 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
16011 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16013 * config/arm/arm.c (arm_override_options): Emit error on using
16016 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16018 PR rtl-optimization/39914
16019 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16020 registers for allocnos created from user-defined variables only
16021 when not optimizing.
16023 2009-04-28 Richard Guenther <rguenther@suse.de>
16025 PR middle-end/39937
16026 * fold-const.c (fold_binary): Use distribute_real_division only
16029 2009-04-28 Steve Ellcey <sje@cup.hp.com>
16031 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
16032 add hpux-stdint.h to tm_file.
16033 (hppa[12]*-*-hpux11*): Ditto.
16034 (ia64*-*-hpux*): Ditto.
16035 * config/hpux-stdint.h: New.
16036 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
16037 __STDC_EXT__ for all compiles.
16038 * config/pa/pa-hpux.h: Ditto.
16039 * config/pa/pa-hpux10.h: Ditto.
16040 * config/pa/pa-hpux11.h: Ditto.
16042 2009-04-28 Catherine Moore <clm@codesourcery.com>
16044 * debug.h (set_name): Add comment.
16046 2009-04-28 Andrew Pinski <pinskia@gmail.com>
16049 * config/darwin.c (machopic_gen_offset): Check
16050 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
16051 * config/arm/arm.c (require_pic_register): Likewise.
16053 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
16055 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
16056 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
16057 m32c_promote_prototypes): Delete.
16059 2009-04-28 Michael Matz <matz@suse.de>
16061 PR middle-end/39922
16062 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
16065 2009-04-28 Richard Guenther <rguenther@suse.de>
16067 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
16069 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16071 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
16072 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
16073 * config/arm/arm-tune.md: Regenerate.
16075 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
16077 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
16078 block if there are complex incoming edges.
16079 (sel_merge_blocks): Remove useless assert.
16080 (sel_redirect_edge_and_branch): Check that edge was redirected.
16081 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
16082 (sel_find_rgns): Delete declaration.
16083 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
16084 the region when it is not a preheader.
16086 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16089 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
16091 2009-04-28 Richard Guenther <rguenther@suse.de>
16093 * tree.h (SSA_NAME_VALUE): Remove.
16094 (struct tree_ssa_name): Remove value_handle member.
16095 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
16096 array for jump threading.
16097 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
16099 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
16100 * tree-flow.h (threadedge_initialize_values): Declare.
16101 (threadedge_finalize_values): Likewise.
16102 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
16103 (SSA_NAME_VALUE): Define.
16104 (threadedge_initialize_values): New function.
16105 (threadedge_finalize_values): Likewise.
16106 * tree-ssa-dom.c (ssa_name_values): New global variable.
16107 (SSA_NAME_VALUE): Define.
16108 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
16110 2009-04-28 Ira Rosen <irar@il.ibm.com>
16112 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
16113 Use REPORT_VECTORIZED_LOCATIONS instead
16114 REPORT_VECTORIZED_LOOPS.
16115 * tree-vectorizer.c (vect_verbosity_level): Make static.
16116 (vect_loop_location): Rename to vect_location.
16117 (vect_set_verbosity_level): Update comment.
16118 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
16120 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
16121 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
16122 instead REPORT_UNVECTORIZED_LOOPS.
16123 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
16124 and vect_loop_def to vect_external_def and vect_internal_def.
16125 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
16126 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
16127 REPORT_UNVECTORIZED_LOCATIONS.
16128 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
16129 and vect_used_in_loop and to vect_unused_in_scope and
16130 vect_used_in_scope.
16131 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
16132 (vect_verbosity_level): Remove declaration.
16133 (vect_analyze_operations): Likewise.
16134 (vect_analyze_stmt): Declare.
16135 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
16136 REPORT_UNVECTORIZED_LOCATIONS.
16137 (vect_get_loop_niters): Fix indentation.
16138 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
16139 (vect_analyze_loop_operations): New function.
16140 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
16141 vect_analyze_operations.
16142 (vect_is_simple_reduction): Use new names.
16143 (vectorizable_live_operation, vect_transform_loop): Likewise.
16144 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
16145 to specify whether the data references can be a part of interleaving
16147 (vect_analyze_data_ref_dependence): Use new names.
16148 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
16149 (vect_create_addr_base_for_vector_ref): Remove redundant code.
16150 * tree-vect-patterns.c (widened_name_p): Use new names.
16151 (vect_recog_dot_prod_pattern): Likewise.
16152 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
16153 (process_use, vect_mark_stmts_to_be_vectorized,
16154 vect_model_simple_cost, vect_model_store_cost,
16155 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
16156 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
16157 vectorizable_operation, vectorizable_type_demotion,
16158 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
16159 vectorizable_condition): Likewise.
16160 (vect_analyze_operations): Split into vect_analyze_loop_operations
16162 (vect_analyze_stmt): ... new function.
16163 (new_stmt_vec_info): Use new names.
16164 (vect_is_simple_use): Use new names and fix comment.
16165 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
16166 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
16168 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16171 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
16172 and integer modes for x87 operands. Do not ICE for unsupported size,
16173 generate error instead. Generate error for unsupported operand types.
16174 ['z']: Do not handle HImode memory operands specially. Warning
16175 for floating-point operands. Fallthru to 'Z' for unsupported operand
16176 types. Do not ICE for unsupported size, generate error instead.
16177 (output_387_binary_op): Use %Z to output operands.
16178 (output_fp_compare): Ditto.
16179 (output_387_reg_move): Ditto.
16181 2009-04-28 Ben Elliston <bje@au.ibm.com>
16186 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16188 * builtins.c (c_strlen): Do not warn here.
16189 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16190 * c-common.c (pointer_int_sum): Take an explicit location.
16191 Warn about offsets out of bounds.
16192 * c-common.h (pointer_int_sum): Adjust declaration.
16194 2009-04-27 Ian Lance Taylor <iant@google.com>
16196 * collect2.c (is_ctor_dtor): Change type of ret field in struct
16198 * dce.c (run_fast_df_dce): Change type of old_flags to int.
16199 * df-core.c (df_set_flags): Change return type to int. Change
16200 type of old_flags to int.
16201 (df_clear_flags): Likewise.
16202 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
16203 (df_get_conditional_uses): Likewise.
16204 * df.h (df_set_flags, df_clear_flags): Update declarations.
16205 * dwarf2out.c (struct indirect_string_node): Change type of form
16206 field to enum dwarf_form.
16207 (AT_string_form): Change return type to enum dwarf_form.
16208 * fixed-value.c (fixed_compare): Add cast to enum type.
16209 * fwprop.c (update_df): Change 0 to VOIDmode.
16210 * gensupport.c: Change 0 to UNKNOWN.
16211 * gimple.h (gimple_cond_code): Add cast to enum type.
16212 * haifa-sched.c (reemit_notes): Add cast to enum type.
16213 * hooks.c (hook_int_void_no_regs): Remove function.
16214 * hooks.h (hook_int_void_no_regs): Remove declaration.
16215 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
16216 * predict.c (combine_predictions_for_insn): Add casts to enum type.
16217 * real.c (real_arithmetic): Add cast to enum type.
16218 (real_compare): Likewise.
16219 * target.h (struct gcc_target): Change return type of
16220 branch_target_register_class to enum reg_class.
16221 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
16222 default_branch_target_register_class.
16223 * targhooks.c (default_branch_target_register_class): New function.
16224 * targhooks.h (default_branch_target_register_class): Declare.
16225 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
16226 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
16228 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
16230 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
16231 vect_uninitialized_def. Change 0 to ERROR_MARK.
16232 * tree-vect-stmts.c (supportable_widening_operation): Don't
16233 initialize icode1 and icode2.
16234 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
16235 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
16237 (cmn_err_flag_specs): Change 0 to STD_C89.
16238 (cmn_err_char_table): Likewise.
16239 * config/arm/arm.c (get_arm_condition_code): Change type of code
16240 to enum arm_cond_code.
16241 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
16242 (IWMMXT_BUILTIN2): Likewise.
16243 (neon_builtin_type_bits): Don't define typedef.
16244 (neon_builtin_datum): Change type of bits field to int.
16245 (arm_expand_neon_args): Add cast to enum type.
16246 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
16248 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
16249 casts to enum type.
16250 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
16252 * config/mips/mips.md (jal_macro): Return enum constant.
16253 (single_insn): Likewise.
16254 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
16256 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16257 casts to enum type.
16258 * config/s390/s390.c (s390_tune_flags): Change type to int.
16259 (s390_arch_flags): Likewise.
16260 (s390_handle_arch_option): Change flags field of struct pta to int.
16261 * config/s390/s390.h (s390_tune_flags): Update declaration.
16262 (s390_arch_flags): Likewise.
16263 * config/sh/sh.c (prepare_move_operands): Compare
16264 tls_symbolic_operand result with enum constant.
16265 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
16266 (sh_expand_prologue): Add cast to enum type.
16267 (sh_expand_epilogue): Likewise.
16268 (tls_symbolic_operand): Change return type to enum tls_model.
16269 (fpscr_set_from_mem): Add cast to enum type.
16270 (legitimize_pic_address): Compare tls_symbolic_operand result with
16272 (sh_target_reg_class): Change return type to enum reg_class.
16273 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
16275 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
16276 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
16277 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
16278 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
16279 (delayed_branch, tls_call_delay): Likewise.
16280 (eligible_for_sibcall_delay): Likewise.
16281 (eligible_for_return_delay): Likewise.
16282 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
16283 (spu_expand_builtin_1): Likewise.
16285 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
16286 for all types of conversions.
16287 (output_init_element): Issue -Wc++-compat warning if needed when
16288 initializing a bitfield with enum type.
16289 * c-parser.c (c_parser_expression): Set original_type to
16290 original_type of right hand operand of comma operator.
16292 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16294 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
16296 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
16297 * doc/cpp.texi (Standard Predefined Macros)
16298 (Implementation-defined behavior): Likewise.
16299 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
16300 * doc/gimple.texi (GIMPLE Exception Handling)
16301 (@code{GIMPLE_ASSIGN}): Likewise.
16302 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
16303 * doc/invoke.texi (Warning Options, Optimize Options)
16304 (AVR Options, Darwin Options): Likewise.
16305 (Optimize Options): Reformulate -fwhole-program description.
16306 * doc/loop.texi (Lambda): Likewise.
16307 * doc/md.texi (Output Template, Define Constraints)
16308 (Standard Names, Insn Splitting): Likewise.
16309 * doc/options.texi (Option properties): Likewise.
16310 * doc/passes.texi (Tree-SSA passes): Likewise.
16311 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
16312 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
16313 (File Names and DBX): Likewise.
16314 * doc/trouble.texi (Incompatibilities): Likewise.
16316 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16318 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
16319 instruction is correct.
16321 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16323 Allow non-constant arguments to conversion intrinsics.
16324 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
16325 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
16326 * spu.c (print_operand): Handle 'v' and 'w'.
16327 (exp2_immediate_p, spu_gen_exp2): Define.
16328 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
16329 spu_convtf_1): Update parameter descriptions.
16330 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
16331 * constraints.md ('v', 'w'): New.
16332 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
16334 (i2f, I2F): New define_mode_attr.
16335 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
16336 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
16337 fixuns_truncv4sfv4si2): Update to use mode attribute.
16338 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
16339 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
16340 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
16341 patterns for combine.
16343 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
16345 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
16346 (cprop, hoist, pre, store_motion): New debug counters.
16347 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
16348 is not an RTL pass anymore.
16349 (pass_profiling): Remove extern decl for pass removed in 2005.
16350 (pass_gcse, pass_jump_bypass): Remove.
16351 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
16352 to 0 for clean state.
16353 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
16354 * cse.c (gate_handle_cse_after_global_opts,
16355 rest_of_handle_cse_after_global_opts): New functions.
16356 (pass_cse_after_global_opts): New pass, does local CSE.
16357 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
16358 (TV_CPROP): New timevar.
16359 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
16360 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
16361 (gcse_main, recompute_all_luids): Remove.
16362 (compute_hash_table_work): Call max_reg_num instead of reading
16364 (cprop_jump): Don't set run_jump_opt_after_gcse.
16365 (constprop_register): Always allow to alter jumps.
16366 (cprop_insn): Likewise.
16367 (do_local_cprop): Likewise.
16368 (local_cprop_pass): Likewise. Return non-zero if something changed.
16369 (cprop): Remove function, fold interesting bits into one_cprop_pass.
16370 (find_implicit_sets): Add note about missed optimization opportunity.
16371 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
16372 pass_rtl_cprop execute function.
16373 Don't bother tracking the pass number, each pass gets its own dumpfile
16375 Always allow to alter jumpsand bypass jumps.
16376 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
16377 will just find no suitable set.
16378 (pre_edge_insert): Fix dumping, this function is for PRE only.
16379 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
16380 pass_rtl_pre execute function.
16381 (hoist_code): Return non-zero if something changed. Keep track of
16382 substitutions and insertions for statistics gathering similar to PRE.
16383 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
16384 called from the pass_rtl_hoist execute function. Show pass statistics.
16385 (compute_store_table): Use max_reg_num directly instead of using the
16386 formerly global max_gcse_regno.
16387 (build_store_vectors): Likewise.
16388 (replace_store_insn): Fix dumping.
16389 (store_motion): Rename to ...
16390 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
16391 pass, called from the pass_rtl_store_motion execute function. Keep
16392 track of substitutions and insertions for statistics gathering similar
16394 (bypass_jumps): Remove, fold interesting bits into ...
16395 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
16396 from the pass_rtl_cprop execute function.
16397 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
16398 pass_jump_bypass): Remove.
16399 (gate_handle_gcse, rest_of_handle_gcse): Remove.
16400 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
16401 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
16402 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
16403 (gate_rtl_store_motion, execute_rtl_store_motion,
16404 pass_rtl_store_motion): New.
16405 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
16406 make it clear that -fcse-skip-blocks is a no-op for backward compat.
16407 * passes.c (init_optimization_passes): Remove pass_gcse and
16408 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
16409 and cse_after_global_opts in place of pass_gcse. Schedule cprop
16410 instead of pass_jump_bypass.
16412 2009-04-27 Richard Guenther <rguenther@suse.de>
16414 PR middle-end/39928
16415 * gimplify.c (gimplify_expr): If we are required to create
16416 a temporary make sure it ends up as register.
16418 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
16421 * config/i386/i386.c (construct_container): Don't call
16422 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
16423 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
16425 2009-04-27 Michael Matz <matz@suse.de>
16427 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
16428 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
16429 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
16430 (dump_replaceable_exprs): Take a bitmap.
16431 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
16433 (expand_gimple_basic_block): Likewise.
16434 * tree-ssa-ter.c (struct temp_expr_table_d): Make
16435 replaceable_expressions member a bitmap.
16436 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
16437 (mark_replaceable): Likewise.
16438 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
16439 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
16441 2009-04-27 Richard Guenther <rguenther@suse.de>
16443 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
16444 (verify_stmts): Dispatch to gimple/type verification code.
16445 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
16446 issue with call argument types.
16448 2009-04-27 Michael Matz <matz@suse.de>
16450 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
16451 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
16454 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
16455 Eric Botcazou <ebotcazou@adacore.com>
16457 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
16458 a label's basic block.
16459 (mark_target_live_regs): Tidy and rework obsolete comments.
16460 Change back DF problem to LIVE. If a label starts a basic block,
16461 assume that all registers that used to be live then still are.
16462 (init_resource_info): If a label starts a basic block, set its
16463 BLOCK_FOR_INSN accordingly.
16464 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
16466 2009-04-27 Richard Guenther <rguenther@suse.de>
16468 * tree-flow-inline.h (function_ann): Remove.
16469 (get_function_ann): Likewise.
16470 * tree-dfa.c (create_function_ann): Remove.
16471 * tree-flow.h (struct static_var_ann_d): Remove.
16472 (struct function_ann_d): Likewise.
16473 (union tree_ann_d): Remove fdecl member.
16474 (function_ann_t): Remove.
16475 (function_ann, get_function_ann, create_function_ann): Remove
16478 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
16480 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
16482 2009-04-27 Jan Hubicka <jh@suse.cz>
16484 * ipa-pure-const.c (struct funct_state_d): New fields
16485 state_previously_known, looping_previously_known; remove
16486 state_set_in_source.
16487 (analyze_function): Use new fields.
16488 (propagate): Avoid assumption that state_set_in_source imply
16491 * tree-ssa-loop-niter.c (finite_loop_p): New function.
16492 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
16493 * cfgloop.h (finite_loop_p): Declare.
16495 2009-04-26 Michael Matz <matz@suse.de>
16497 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
16499 2009-04-26 Michael Matz <matz@suse.de>
16501 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
16502 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
16503 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
16504 pass_mark_used_blocks): Remove.
16505 * tree-optimize.c (pass_free_datastructures,
16506 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
16507 * passes.c (init_optimization_passes): Don't call
16508 pass_mark_used_blocks, remove dead code.
16510 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
16512 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
16513 * tree-ssa-live.h (register_ssa_partition): Likewise.
16515 2009-04-26 Michael Matz <matz@suse.de>
16518 * builtins.c (fold_builtin_next_arg): Handle SSA names.
16519 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
16520 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
16522 (compare_pairs): Swap cost comparison.
16523 (coalesce_ssa_name): Don't use change_partition_var.
16524 * tree-nrv.c (struct nrv_data): Add modified member.
16525 (finalize_nrv_r): Set it.
16526 (tree_nrv): Use it to update statements.
16527 (pass_nrv): Require PROP_ssa.
16528 * tree-mudflap.c (mf_decl_cache_locals,
16529 mf_build_check_statement_for): Use make_rename_temp.
16530 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
16531 * alias.c (find_base_decl): Handle SSA names.
16532 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
16533 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
16534 * rtl.h (set_reg_attrs_for_parm): Declare.
16535 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
16536 to "optimized", remove unused locals at finish.
16537 (execute_free_datastructures): Make global, call
16538 delete_tree_cfg_annotations.
16539 (execute_free_cfg_annotations): Don't call
16540 delete_tree_cfg_annotations.
16542 * ssaexpand.h: New file.
16543 * expr.c (toplevel): Include ssaexpand.h.
16544 (expand_assignment): Handle SSA names the same as register variables.
16545 (expand_expr_real_1): Expand SSA names.
16546 * cfgexpand.c (toplevel): Include ssaexpand.h.
16547 (SA): New global variable.
16548 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
16549 (SSAVAR): New macro.
16550 (set_rtl): New helper function.
16551 (add_stack_var): Deal with SSA names, use set_rtl.
16552 (expand_one_stack_var_at): Likewise.
16553 (expand_one_stack_var): Deal with SSA names.
16554 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
16555 before unique numbers.
16556 (expand_stack_vars): Use set_rtl.
16557 (expand_one_var): Accept SSA names, add asserts for them, feed them
16558 to above subroutines.
16559 (expand_used_vars): Expand all partitions (without default defs),
16560 then only the local decls (ignoring those expanded already).
16561 (expand_gimple_cond): Remove edges when jumpif() expands an
16562 unconditional jump.
16563 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
16564 or remove abnormal edges. Ignore insns setting the LHS of a TERed
16566 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
16567 members of SA; deal with PARM_DECL partitions here; expand
16568 all PHI nodes, free tree datastructures and SA. Commit instructions
16569 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
16570 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
16571 info and statements at start, collect garbage at finish.
16572 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
16573 (VAR_ANN_PARTITION) Remove.
16574 (change_partition_var): Don't declare.
16575 (partition_to_var): Always return SSA names.
16576 (var_to_partition): Only accept SSA names.
16577 (register_ssa_partition): Only check argument.
16578 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
16580 (delete_var_map): Don't free it.
16581 (var_union): Only accept SSA names, simplify.
16582 (partition_view_init): Mark only useful SSA names as used.
16583 (partition_view_fini): Only deal with SSA names.
16584 (change_partition_var): Remove.
16585 (dump_var_map): Use ssa_name instead of partition_to_var member.
16586 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
16588 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
16589 (struct _elim_graph): New member const_dests; nodes member vector of
16591 (set_location_for_edge): New static helper.
16592 (create_temp): Remove.
16593 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
16594 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
16595 (new_elim_graph): Allocate const_dests member.
16596 (clean_elim_graph): Truncate const_dests member.
16597 (delete_elim_graph): Free const_dests member.
16598 (elim_graph_size): Adapt to new type of nodes member.
16599 (elim_graph_add_node): Likewise.
16600 (eliminate_name): Likewise.
16601 (eliminate_build): Don't take basic block argument, deal only with
16602 partition numbers, not variables.
16603 (get_temp_reg): New static helper.
16604 (elim_create): Use it, deal with RTL temporaries instead of trees.
16605 (eliminate_phi): Adjust all calls to new signature.
16606 (assign_vars, replace_use_variable, replace_def_variable): Remove.
16607 (rewrite_trees): Only do checking.
16608 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
16609 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
16610 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
16611 contains_tree_r, MAX_STMTS_IN_LATCH,
16612 process_single_block_loop_latch, analyze_edges_for_bb,
16613 perform_edge_inserts): Remove.
16614 (expand_phi_nodes): New global function.
16615 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
16616 functions, initialize new parameter, remember partitions having a
16618 (finish_out_of_ssa): New global function.
16619 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
16620 don't reset in_ssa_p here, don't disable TER when mudflap.
16621 (pass_del_ssa): Remove.
16622 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
16624 (execute_free_datastructures): Declare.
16625 * Makefile.in (SSAEXPAND_H): New variable.
16626 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
16627 * basic-block.h (commit_one_edge_insertion): Declare.
16628 * passes.c (init_optimization_passes): Move pass_nrv and
16629 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
16630 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
16631 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
16632 (redirect_branch_edge): Deal with super block when expanding, split
16633 out jump patching itself into ...
16634 (patch_jump_insn): ... here, new static helper.
16636 2009-04-26 Michael Matz <matz@suse.de>
16638 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
16639 beyond num_ssa_names.
16640 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
16641 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
16643 2009-04-26 Jakub Jelinek <jakub@redhat.com>
16645 PR inline-asm/39543
16646 * fwprop.c (forward_propagate_asm): New function.
16647 (forward_propagate_and_simplify): Propagate also into __asm, if it
16648 doesn't increase the number of referenced registers.
16651 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
16653 2009-04-26 Jakub Jelinek <jakub@redhat.com>
16655 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
16656 note_nonlocal_vla_type for nonlocal VLAs.
16657 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
16658 contains_remapped_vars, remap_vla_decls): New functions.
16659 (convert_nonlocal_reference_stmt): If not optimizing, call
16660 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
16661 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
16662 if it wasn't found in var_map.
16663 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
16664 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
16665 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
16667 * gimplify.c (nonlocal_vlas): New variable.
16668 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
16670 (gimplify_body): Create and destroy nonlocal_vlas.
16672 * dwarf2out.c (loc_descr_plus_const): New function.
16673 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
16674 mem_loc_descriptor, loc_descriptor_from_tree_1,
16675 descr_info_loc, gen_variable_die): Use it.
16677 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
16678 !TREE_STATIC VAR_DECLs.
16679 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
16680 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
16681 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
16682 DECL_BY_REFERENCE is valid.
16683 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
16684 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
16685 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
16686 Copy DECL_BY_REFERENCE.
16687 (struct nesting_copy_body_data): New type.
16688 (nesting_copy_decl): New function.
16689 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
16690 if they have variable length.
16692 2009-04-26 Michael Matz <matz@suse.de>
16694 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
16695 mark new temporaries for renaming.
16697 2009-04-26 Joseph Myers <joseph@codesourcery.com>
16700 * c-decl.c (global_bindings_p): Return negative value.
16701 (c_variable_size): New. Based on variable_size from
16703 (grokdeclarator): Call c_variable_size not variable_size.
16705 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
16707 * config/i386/i386.c (print_operand) ['z']: Fix typo.
16709 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
16711 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
16712 Redefine it to just use mingw/include.
16713 (ASM_SPEC): Rules for -m32 and -m64.
16714 (LINK_SPEC): Use Likewise.
16715 (SPEC_32): New define.
16716 (SPEC_64): Likewise.
16717 (SUB_LINK_SPEC): Likewise.
16718 (MULTILIB_DEFAULTS): New define.
16719 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
16720 Add multilib options.
16721 (MULTILIB_DIRNAMES): Likewise.
16722 (MULTILIB_OSDIRNAMES): Likewise.
16723 (LIBGCC): Likewise.
16724 (INSTALL_LIBGCC): Likewise.
16726 2009-04-26 Joseph Myers <joseph@codesourcery.com>
16729 * c-tree.h (enum c_inline_static_type): New.
16730 (record_inline_static): Declare.
16731 * c-decl.c (struct c_inline_static, c_inline_statics,
16732 record_inline_static, check_inline_statics): New.
16733 (pop_file_scope): Call check_inline_statics.
16734 (start_decl): Call record_inline_static instead of pedwarning
16735 directly for static in inline function.
16736 * c-typeck.c (build_external_ref): Call record_inline_static
16737 instead of pedwarning directly for static referenced in inline
16740 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
16742 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
16743 not new but only being rescanned.
16744 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
16745 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
16746 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
16747 record_set_info, compute_set, grealloc): Remove.
16748 (recompute_all_luids): New function.
16749 (gcse_main): Don't compute sets, and don't do related memory
16750 allocations/free-ing. If something changed before the end of the
16751 pass, update LUIDs using recompute_all_luids.
16752 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
16753 (free_gcse_mem): Don't free it either.
16754 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
16755 Use the df insn LUIDs.
16756 (load_killed_in_block): Likewise.
16757 (compute_hash_table_work): Don't compute reg_set_in_block.
16758 (compute_transp): Use DF_REG_DEF_CHAINs.
16759 (local_cprop_pass): Don't use compute_sets and related functions.
16760 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
16761 Use get_max_uid() instead of max_cuid.
16762 (insert_insn_end_basic_block, pre_insert_copy_insn,
16763 update_ld_motion_stores): Don't try to
16764 keep reg_set tables up to date.
16765 (pre_insert_copies): Use df insn LUIDs.
16766 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
16767 (reg_set_info): Don't use extra bitmap argument.
16768 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
16769 information to compute regs_set_in_block.
16770 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
16771 (bypass_jumps): Don't use compute_sets and friends.
16773 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16776 * opts.c (undocumented_msg): Do not leave blank even with
16779 2009-04-25 Joseph Myers <joseph@codesourcery.com>
16781 * c-decl.c (build_enumerator): Allow values folding to integer
16782 constants but not integer constant expressions with a pedwarn if
16785 2009-04-25 Joseph Myers <joseph@codesourcery.com>
16788 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
16789 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
16790 type is an integer constant.
16792 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
16795 * config/i386/i386.c (print_operand) ['z']: Revert handling of
16798 2009-04-25 Joseph Myers <joseph@codesourcery.com>
16801 * c-decl.c (grokdeclarator): Diagnose declarations of functions
16802 with variably modified return type and no storage class
16803 specifiers, except for the case of nested functions. Distinguish
16804 extern declarations of functions with variably modified return
16805 types from those of objects with variably modified types.
16807 2009-04-25 Jan Hubicka <jh@suse.cz>
16809 * tree.c (list_equal_p): New function.
16810 * tree.h (list_equal_p): Declare.
16811 * coretypes.h (edge_def, edge, const_edge, basic_block_def
16812 basic_block_def, basic_block, const_basic_block): New.
16813 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
16814 (redirect_eh_edge): New function.
16815 (make_eh_edge_update_phi): EH edges are not abnormal.
16816 * except.c: Include tree-flow.h.
16817 (list_match): New function.
16818 (eh_region_replaceable_by_p): New function.
16819 (replace_region): New function.
16820 (hash_type_list): New function.
16821 (hash_eh_region): New function.
16822 (eh_regions_equal_p): New function.
16823 (merge_peers): New function.
16824 (remove_unreachable_regions): Verify EH tree when checking;
16826 (copy_eh_region_1): New function.
16827 (copy_eh_region): New function.
16828 (push_reachable_handler): New function.
16829 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
16830 regions without label but with live RESX.
16831 * except.h (redirect_eh_edge_to_label): New.
16832 * tree-flow.h (redirect_eh_edge): New.
16833 * coretypes.h (edge_def, edge, const_edge, basic_block_def
16834 basic_block_def, basic_block, const_basic_block): Remove.
16835 * Makefile.in (except.o): Add dependency on tree-flow.h
16836 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
16837 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
16840 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
16843 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
16844 on the destination of memcpy.
16846 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
16848 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
16849 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
16850 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
16852 2009-04-25 Jan Hubicka <jh@suse.cz>
16854 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
16855 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
16856 to be reached by different label than left.
16857 (update_eh_edges): Update comment; remove edge_to_remove if possible
16858 and return true if suceeded.
16859 (cleanup_empty_eh): Accept sharing map; handle shared regions.
16860 (cleanup_eh): Compute sharing map.
16861 * except.c (remove_eh_handler_and_replace): Add argument if we should
16863 (remove_unreachable_regions): Update for label sharing.
16864 (label_to_region_map): Likewise.
16865 (get_next_region_sharing_label): New function.
16866 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
16868 (remove_eh_handler): Update.
16869 (remove_eh_region_and_replace_by_outer_of): New function.
16870 * except.h (struct eh_region): Add next_region_sharing_label.
16871 (remove_eh_region_and_replace_by_outer_of,
16872 get_next_region_sharing_label): Declare.
16873 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
16875 2009-04-25 Jan Hubicka <jh@suse.cz>
16877 * tree-cfg.c (split_critical_edges): Split also edges where we can't
16878 insert code even if they are not critical.
16880 2009-04-25 Jan Hubicka <jh@suse.cz>
16882 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
16883 (gimple_can_remove_branch_p): EH edges won't remove branch by
16885 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
16886 updating of non-abnormal EH edges.
16887 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
16888 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
16889 (split_critical_edges): Split also edges where emitting code on them
16890 will lead to splitting later.
16892 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
16893 H.J. Lu <hongjiu.lu@intel.com>
16896 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
16897 the configured assembler supports fildq and fistpq mnemonics.
16898 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
16899 * configure: Regenerated.
16900 * config.in: Ditto.
16902 * config/i386/i386.c (print_operand): Handle 'Z'.
16903 ['z']: Remove handling of special fild/fist suffixes.
16904 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
16905 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
16906 suffix of fild insn.
16907 (*floatsi<mode>2_vector_mixed): Ditto.
16908 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
16909 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
16910 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
16911 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
16912 * config/i386/gas.h (GAS_MNEMONICS): Remove.
16914 2009-04-25 Ben Elliston <bje@au.ibm.com>
16916 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
16917 the source of a set operation.
16919 2009-04-25 Anatoly Sokolov <aesok@post.ru>
16921 * target.h (struct gcc_target): Add case_values_threshold field.
16922 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
16923 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
16924 * targhooks.c (default_case_values_threshold): New function.
16925 * targhooks.h (default_case_values_threshold): Declare function.
16926 * stmt.c (expand_case): Use case_values_threshold target hook.
16927 * expr.h (case_values_threshold): Remove declartation.
16928 * expr.c (case_values_threshold): Remove function.
16929 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
16931 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
16932 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
16933 (avr_case_values_threshold): Declare as static.
16934 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
16936 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
16937 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
16938 (mn10300_case_values_threshold): New function.
16940 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
16942 * ira.c (setup_cover_and_important_classes): Add enum cast.
16944 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
16946 * genpreds.c (write_enum_constraint_num): Output definition of
16947 CONSTRAINT_NUM_DEFINED_P macro.
16948 * ira.c (setup_cover_and_important_classes): Use
16949 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
16951 2009-04-24 DJ Delorie <dj@redhat.com>
16953 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
16954 __SH2A_SINGLE_ONLY__ also.
16956 2009-04-24 Steve Ellcey <sje@cup.hp.com>
16958 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
16959 (movdf_internal): Ditto.
16960 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
16961 SFmode and DFmode constants.
16962 (ia64_print_operand): Add 'G' format for printing
16963 floating point constants.
16965 2009-04-24 Richard Guenther <rguenther@suse.de>
16967 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
16968 from unsigned additions.
16970 2009-04-24 Joseph Myers <joseph@codesourcery.com>
16972 * c-typeck.c (set_init_index): Allow array designators that are
16973 not integer constant expressions with a pedwarn if pedantic.
16975 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
16977 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
16978 zero if no overlap in nonzero bits between the operands.
16980 2009-04-24 Ian Lance Taylor <iant@google.com>
16982 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
16983 (record_dead_and_set_regs): Likewise.
16984 * df.h (struct df_mw_hardreg): Change flags field to int.
16985 (struct df_base_ref): Likewise.
16986 (struct df): Change changeable_flags field to int.
16987 * df-scan.c (df_defs_record): Change clobber_flags to int.
16988 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
16989 constants rather than #define macros.
16990 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
16991 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
16992 (enum dwarf_calling_convention): Likewise.
16993 (enum dwarf_line_number_x_ops): Likewise.
16994 (enum dwarf_call_frame_info): Likewise.
16995 (enum dwarf_source_language): Likewise.
16996 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
16997 (add_calling_convention_attribute): Likewise.
16998 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
16999 (combine_comparisons): Change compcode to int. Add cast to enum type.
17000 * genrecog.c (maybe_both_true_2): Change c to int.
17001 (write_switch): Likewise. Add cast to enum type.
17002 * gimplify.c (gimplify_omp_for): Handle return values from
17003 gimplify_expr using MIN rather than bitwise or.
17004 (gimplify_expr): Add cast to enum type.
17005 * ipa-prop.c (update_jump_functions_after_inlining): Change
17006 IPA_BOTTOM to IPA_JF_UNKNOWN.
17007 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
17008 Add casts to enum type.
17009 (setup_cover_and_important_classes): Change cl to int. Add casts
17011 (setup_class_translate): Change cl and mode to int.
17012 (ira_init_once): Change mode to int.
17013 (free_register_move_costs): Likewise.
17014 (setup_prohibited_mode_move_regs): Add casts to enum type.
17015 * langhooks.c (add_builtin_function_common): Rework assertion that
17016 value fits bitfield.
17017 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
17018 * omega.c (omega_do_elimination): Avoid math on enum types.
17019 * optabs.c (expand_vec_shift_expr): Remove casts to int.
17020 * opts.c (set_debug_level): Change 2 to enum constant. Use new
17021 int local to handle integral_argment value.
17022 * regmove.c (try_auto_increment): Change PUT_MODE to
17024 * reload.c (push_secondary_reload): Add casts to enum type.
17025 (secondary_reload_class, find_valid_class): Likewise.
17026 * reload1.c (emit_input_reload_insns): Likewise.
17027 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
17028 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
17029 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
17031 * tree.c (build_common_builtin_nodes): Add casts to enum type.
17032 * tree-complex.c (complex_lattice_t): Typedef to int rather than
17034 (expand_complex_libcall): Add casts to enum type.
17035 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
17036 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
17037 with ERROR_MARK, not NUM_TREE_CODES.
17038 (vect_create_epilog_for_reduction): Likewise.
17039 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
17040 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
17041 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
17043 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
17044 vect_unused_in_loop. Change 0 to loop_vect.
17045 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
17046 * var-tracking.c (get_init_value): Change return type to enum
17048 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
17049 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
17051 (arm_override_options): Add casts to enum type.
17052 (arm_emit_tls_decoration): Likewise.
17053 * config/i386/i386.c (ix86_function_specific_restore): Add casts
17055 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
17056 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
17057 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
17059 * config/s390/s390.c (code_for_builtin_64): Change to array of
17061 (code_for_builtin_31): Likewise.
17062 (s390_expand_builtin): Change code_for_builtin to enum insn_code
17064 * config/sparc/sparc.c (sparc_override_options): Change value
17065 field in struct code_model to enum cmodel. In initializer change
17066 0 to NULL and add cast to enum type.
17068 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
17069 Change all callers. Issue a -Wc++-compat warning using
17070 lhs_origtype if necessary.
17071 (convert_for_assignment): Issue -Wc++-compat warnings about
17072 invalid conversions to enum type on assignment.
17073 * c-common.h (build_modify_expr): Update declaration.
17075 2009-04-24 Nick Clifton <nickc@redhat.com>
17077 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
17078 (function_arg_advance): Likewise.
17079 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
17082 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17084 * config/s390/constraints.md ('I', 'J'): Fix condition.
17086 2009-04-24 Diego Novillo <dnovillo@google.com>
17088 * gengtype-parse.c (parse_error): Add newline after message.
17090 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17092 * config/i386/sse.md (avxmodesuffixs): Removed.
17093 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
17094 (*avx_pinsr<ssevecsize>): This.
17096 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17098 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
17099 follow chains of regs with a single definition, and allow expressions
17100 that are function_invariant_p.
17101 (simple_rhs_p): Allow expressions that are function_invariant_p.
17103 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
17105 PR middle-end/39867
17106 * fold-const.c (fold_cond_expr_with_comparison): When folding
17107 > and >= to MAX, make sure the MAX uses the same type as the
17108 comparison's operands.
17110 2009-04-24 Nick Clifton <nickc@redhat.com>
17112 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
17113 addressing for DImode accesses.
17114 (frv_print_operand_address): Handle PLUS case.
17115 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
17117 2009-04-24 Jakub Jelinek <jakub@redhat.com>
17119 PR rtl-optimization/39794
17120 * alias.c (canon_true_dependence): Add x_addr argument.
17121 * rtl.h (canon_true_dependence): Adjust prototype.
17122 * cse.c (check_dependence): Adjust canon_true_dependence callers.
17123 * cselib.c (cselib_invalidate_mem): Likewise.
17124 * gcse.c (compute_transp): Likewise.
17125 * dse.c (scan_reads_nospill): Likewise.
17126 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
17127 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
17128 canon_base_addr of the group, plus optional offset.
17129 (struct group_info): Rename canon_base_mem to
17131 (get_group_info): Set canon_base_addr to canon_rtx of base, not
17132 canon_rtx of base_mem.
17134 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
17136 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
17137 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
17139 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17141 * config/spu/spu-builtins.h: Delete file.
17143 * config/spu/spu.h (enum spu_builtin_type): Move here from
17145 (struct spu_builtin_description): Likewise. Add GTY marker.
17146 Do not use enum spu_function_code or enum insn_code.
17147 (spu_builtins): Add extern declaration.
17149 * config/spu/spu.c: Do not include "spu-builtins.h".
17150 (enum spu_function_code, enum spu_builtin_type_index,
17151 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
17152 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
17153 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
17154 unsigned_V2DI_type_node): Move here from spu-builtins.h.
17155 (spu_builtin_types): Make static. Add GTY marker.
17156 (spu_builtins): Add extern declaration with GTY marker.
17157 Include "gt-spu.h".
17159 * config/spu/spu-c.c: Do not include "spu-builtins.h".
17160 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
17161 Check programmatically whether all parameters are scalar.
17163 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
17165 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
17167 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
17168 assignment from the constructor either if the target is volatile.
17170 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
17172 * config/arm/arm.md (insv): Do not share operands[0].
17174 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
17176 * config/vxlib-tls.c (active_tls_threads): Delete.
17177 (delete_hook_installed): New.
17178 (tls_delete_hook): Don't delete the delete hook.
17179 (tls_destructor): Delete it here.
17180 (__gthread_set_specific): Adjust installing the delete hook.
17181 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
17182 __gthread_leave_tsd_dtor_context.
17184 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
17186 * c-format.c (gcc_tdiag_char_table): Add support for %E.
17188 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
17190 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
17192 (alpha_rtx_costs): Ditto.
17193 (emit_unlikely_jump): Use add_reg_note.
17194 (emit_frame_store_1): Ditto.
17195 (alpha_expand_prologue): Ditto.
17196 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17197 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
17199 2009-04-23 Nick Clifton <nickc@redhat.com>
17201 * config/v850/v850.md (epilogue): Remove suppressed code.
17202 (return): Rename to return_simple and remove test of frame size.
17203 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
17204 to gen_return_simple.
17206 2009-04-22 Jing Yu <jingyu@google.com>
17209 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
17211 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17214 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
17215 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
17216 value is a VECTOR_CST, the element type is the element type of the
17219 2009-04-22 DJ Delorie <dj@redhat.com>
17221 * config/m32c/m32c.h: Update GTY annotations to new syntax.
17223 2009-04-22 Jakub Jelinek <jakub@redhat.com>
17225 * alias.c (find_base_term): Move around LO_SUM case, so that
17226 CONST falls through into PLUS/MINUS handling.
17229 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
17230 into 0, use omit_one_operand.
17232 2009-04-23 Ben Elliston <bje@au.ibm.com>
17234 * config/rs6000/linux-unwind.h (get_regs): Remove type
17235 puns. Change the type of `pc' to an array of unsigned ints and
17236 update all users. Constify frame24.
17238 2009-04-22 DJ Delorie <dj@redhat.com>
17240 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
17241 declarations before code.
17242 (current_function_special_page_vector): Likewise.
17243 (m32c_expand_insv): Silence a warning.
17245 2009-04-21 Taras Glek <tglek@mozilla.com>
17247 * alias.c: Update GTY annotations to new syntax.
17248 * basic-block.h: Likewise.
17249 * bitmap.h: Likewise.
17250 * c-common.h: Likewise.
17251 * c-decl.c: Likewise.
17252 * c-parser.c: Likewise.
17253 * c-pragma.c: Likewise.
17254 * c-tree.h: Likewise.
17255 * cfgloop.h: Likewise.
17256 * cgraph.h: Likewise.
17257 * config/alpha/alpha.c: Likewise.
17258 * config/arm/arm.h: Likewise.
17259 * config/avr/avr.h: Likewise.
17260 * config/bfin/bfin.c: Likewise.
17261 * config/cris/cris.c: Likewise.
17262 * config/darwin.c: Likewise.
17263 * config/frv/frv.c: Likewise.
17264 * config/i386/i386.c: Likewise.
17265 * config/i386/i386.h: Likewise.
17266 * config/i386/winnt.c: Likewise.
17267 * config/ia64/ia64.h: Likewise.
17268 * config/iq2000/iq2000.c: Likewise.
17269 * config/mips/mips.c: Likewise.
17270 * config/mmix/mmix.h: Likewise.
17271 * config/pa/pa.c: Likewise.
17272 * config/pa/pa.h: Likewise.
17273 * config/rs6000/rs6000.c: Likewise.
17274 * config/s390/s390.c: Likewise.
17275 * config/sparc/sparc.c: Likewise.
17276 * config/xtensa/xtensa.c: Likewise.
17277 * cselib.h: Likewise.
17278 * dbxout.c: Likewise.
17279 * dwarf2out.c: Likewise.
17280 * except.c: Likewise.
17281 * except.h: Likewise.
17282 * fixed-value.h: Likewise.
17283 * function.c: Likewise.
17284 * function.h: Likewise.
17285 * gimple.h: Likewise.
17286 * integrate.c: Likewise.
17287 * optabs.c: Likewise.
17288 * output.h: Likewise.
17289 * real.h: Likewise.
17291 * stringpool.c: Likewise.
17292 * tree-data-ref.c: Likewise.
17293 * tree-flow.h: Likewise.
17294 * tree-scalar-evolution.c: Likewise.
17295 * tree-ssa-address.c: Likewise.
17296 * tree-ssa-alias.h: Likewise.
17297 * tree-ssa-operands.h: Likewise.
17298 * tree.c: Likewise.
17299 * tree.h: Likewise.
17300 * varasm.c: Likewise.
17301 * varray.h: Likewise.
17303 * coretypes.h: Do not define GTY macro if it is already defined.
17304 * doc/gty.texi: Update GTY documentation to new syntax.
17305 * gengtype-lex.l: Enforce attribute-like syntax for GTY
17306 annotations on structs.
17307 * gengtype-parse.c: Likewise.
17309 2009-04-22 Mark Heffernan <meheff@google.com>
17311 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
17313 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17315 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
17318 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17320 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
17321 the same as a PLUS without a shift. Increase the cost of a
17324 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17326 * Makefile.in: Update dependencies.
17327 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
17328 * errors.h: Remove bogus comment about compatibility.
17329 (warning): Update declaration.
17330 * genautomata.c: Update all calls to warning.
17331 * gimple.c: Do not include errors.h. Include toplev.h.
17332 * tree-ssa-structalias.c: Do not include errors.h.
17333 * omega.c: Likewise.
17334 * tree-ssa-reassoc.c: Likewise.
17335 * config/spu/spu-c.c: Likewise.
17336 * config/spu/t-spu-elf: Update dependencies.
17338 2009-04-22 Richard Guenther <rguenther@suse.de>
17340 PR tree-optimization/39824
17341 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
17342 make sure the types are compatible.
17344 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17347 * c-common.c (c_parse_error): Take a token_flags parameter.
17348 Use token_type for the token type instead.
17349 Pass token_flags to cpp_type2name.
17350 * c-common.h (c_parse_error): Update declaration.
17351 * c-parser.c (c_parser_error): Pass 0 as token flags.
17353 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
17355 PR rtl-optimization/39580
17356 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
17358 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17360 * function.c (expand_function_end): Do not emit a jump to the "naked"
17361 return label for fall-through returns.
17362 * except.c (sjlj_emit_function_exit): Always place the call to the
17363 unregister function at the location installed by expand_function_end.
17365 2009-04-22 Richard Guenther <rguenther@suse.de>
17367 PR tree-optimization/39845
17368 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
17369 (gen_inbound_check): Likewise.
17371 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
17373 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
17375 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
17376 * config/vxlib.c (__gthread_once): Add race guard for PPC.
17378 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17380 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
17381 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
17382 shift counts to avoid out-of-bounds array accesses.
17384 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17386 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
17387 (Pmode): Move above.
17389 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
17391 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
17392 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
17393 GET_CODE macro. Use IN_RANGE macro where appropriate.
17394 * config/alpha/alpha.h: Ditto.
17395 * config/alpha/alpha.md: Ditto.
17396 * config/alpha/constraints.md: Ditto.
17397 * config/alpha/predicates.md: Ditto.
17399 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17401 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
17402 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17403 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17404 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17405 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17406 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17407 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17408 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17409 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17410 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17411 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17412 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17413 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17414 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17415 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17416 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17417 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17418 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17419 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17420 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17421 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17422 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17423 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17424 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17425 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17426 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17427 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17429 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
17431 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
17432 references from comments.
17433 * cfgbuild.c: (count_basic_blocks): Delete.
17434 (find_basic_blocks_1): Delete.
17435 (find_basic_blocks): Delete.
17436 * except.c (finish_eh_generation): Make static. Move comment from
17437 except.h here. Remove find_basic_blocks references from comments.
17438 * except.h (finish_eh_generation): Delete.
17439 * basic-block.h (find_basic_blocks): Delete.
17440 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
17442 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
17444 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
17445 (sdbout_parms): Likewise.
17447 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17449 * config/sh/sh.c (prepare_cbranch_operands): Use
17450 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
17451 (expand_cbranchdi4): Likewise.
17452 (from_compare): Add cast to enum type.
17453 (expand_cbranchsi4): Use add_reg_note.
17454 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
17455 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
17456 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
17457 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17458 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
17459 instead of CODE_FOR_nothing.
17460 (cbranchdi4): Likewise. Fix the order of arguments for
17462 (push_fpscr): Use add_reg_note.
17463 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
17464 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
17466 2009-04-21 Joseph Myers <joseph@codesourcery.com>
17468 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
17469 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
17470 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
17471 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
17472 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
17473 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
17474 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
17475 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
17476 config/alpha/x-vms, config/arc/t-arc,
17477 config/arm/README-interworking, config/arm/arm-c.c,
17478 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
17479 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
17480 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
17481 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
17482 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
17483 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
17484 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
17485 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
17486 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
17487 config/cris/t-elfmulti, config/crx/t-crx,
17488 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
17489 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
17490 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
17491 config/h8300/t-h8300, config/i386/athlon.md,
17492 config/i386/darwin-libgcc.10.4.ver,
17493 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
17494 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
17495 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
17496 config/i386/t-linux64, config/i386/t-nwld,
17497 config/i386/t-rtems-i386, config/i386/t-sol2-10,
17498 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
17499 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
17500 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
17501 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
17502 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
17503 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
17504 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
17505 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
17506 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
17507 config/m68k/t-uclinux, config/mcore/t-mcore,
17508 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
17509 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
17510 config/mips/crtn.asm, config/mips/irix-crti.asm,
17511 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
17512 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
17513 config/mips/mips-fixed.md, config/mips/sb1.md,
17514 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
17515 config/mips/t-iris6, config/mips/t-isa3264,
17516 config/mips/t-libgcc-mips16, config/mips/t-linux64,
17517 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
17518 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
17519 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
17520 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
17521 config/mn10300/t-linux, config/mn10300/t-mn10300,
17522 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
17523 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
17524 config/picochip/libgccExtras/clzsi2.asm,
17525 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
17526 config/rs6000/darwin-libgcc.10.4.ver,
17527 config/rs6000/darwin-libgcc.10.5.ver,
17528 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
17529 config/rs6000/t-aix43, config/rs6000/t-aix52,
17530 config/rs6000/t-darwin, config/rs6000/t-fprules,
17531 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
17532 config/rs6000/t-lynx, config/rs6000/t-netbsd,
17533 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
17534 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
17535 config/rs6000/t-rtems, config/rs6000/t-spe,
17536 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
17537 config/score/t-score-elf, config/sh/divcost-analysis,
17538 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
17539 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
17540 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
17541 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
17542 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
17543 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
17544 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
17545 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
17546 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
17547 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
17548 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
17549 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
17550 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
17551 limitx.h, version.c, xcoff.h: Add copyright and license notices.
17552 * config/h8300/genmova.sh: Include copyright and license notices
17553 in generated output.
17554 * config/h8300/mova.md: Regenerate.
17555 * doc/install.texi2html: Include word "Copyright" in copyright
17556 notice and use name "Free Software Foundation, Inc.".
17557 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
17558 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
17559 ChangeLog-2007, ChangeLog-2008: Correct dates.
17561 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
17563 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
17564 NE_EXPR operations as well.
17565 * c-parser.c (c_parser_condition): Do not set location information on
17567 (c_parser_conditional_expression): Likewise.
17568 (c_parser_binary_expression): Set location information on operators.
17569 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
17570 TRUTH_NOT_EXPR has been folded.
17571 * fold-const.c (fold_truth_not_expr): Copy location information from
17572 the incoming expression to the outgoing one.
17573 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
17574 recursive calls on the LHS of the operator but pass that of the
17575 operator to recursive calls on the RHS of the operator. Set it
17577 (shortcut_cond_expr): Set the locus of the operator on the second
17578 COND_EXPR and that of the expression on the first in degenerate cases.
17579 Pass the locus of the expression to calls to shortcut_cond_r.
17580 Set the locus of the 'then' block on the associated jump, if any.
17581 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
17582 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
17583 expression to call to gimplify_boolean_expr.
17585 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
17587 * config.gcc: Add additional configuration for
17588 i686-w64-mingw* and x86_64-w64-mingw* triplet.
17589 * config/i386/mingw-w64.h: New mingw-w64 specific header.
17590 (CPP_SPEC): Redefine for allowing -municode option.
17591 (STARTFILE_SPEC): Likewise.
17592 * config/i386/t-mingw-w64: New.
17593 * config/i386/mingw-w64.opt: New.
17594 (municode): Add new target option.
17595 * doc/invoke.texi (municode): Add documentation for new option.
17597 2009-04-21 Ian Lance Taylor <iant@google.com>
17599 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17600 Correct test for number of arguments.
17601 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
17603 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
17605 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
17606 argument of emit_library_call.
17608 2009-04-21 Richard Guenther <rguenther@suse.de>
17610 PR middle-end/39829
17611 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
17612 inside VIEW_CONVERT_EXPRs.
17614 2009-04-21 Martin Jambor <mjambor@suse.cz>
17616 * tree-switch-conversion.c (build_constructors): Split a long line.
17617 (constructor_contains_same_values_p): New function.
17618 (build_one_array): Create assigns of constants if possible, do not
17619 call mark_sym_for_renaming, call update_stmt.
17620 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
17621 make_rename_temp. Do not call mark_symbols_for_renaming, call
17623 (gen_def_assigns): Do not call mark_symbols_for_renaming or
17624 find_new_referenced_vars, call update_stmt.
17625 (gen_inbound_check): Use create_tmp_var and create ssa names manually
17626 instead of calling make_rename_temp. Do not call
17627 find_new_referenced_vars or mark_symbols_for_renaming, call
17630 2009-04-21 Richard Guenther <rguenther@suse.de>
17632 PR tree-optimization/39827
17633 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
17634 (tree_ssa_phiprop): Pass the correct array size.
17636 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
17638 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
17640 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
17643 * c-typeck.c (lvalue_p): Move declaration ...
17644 * c-common.h (lvalue_p): ... to here.
17645 * c-common.c (candidate_equal_p): New.
17646 (add_tlist): Use it.
17647 (merge_tlist): Use it.
17648 (warn_for_collisions_1): Likewise.
17649 (warning_candidate_p): Accept more candidates.
17650 (verify_tree): A warning candidate can be an expression. Use
17653 2009-04-21 Ben Elliston <bje@au.ibm.com>
17656 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
17657 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
17658 options. Remove -mcall-solaris documentation.
17660 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17663 * doc/invoke.texi (-Wlong-long): Update description.
17664 * c-lex (interpret_integer): Only warn if there was no previous
17665 overflow and -Wlong-long is enabled.
17666 * c-decl.c (declspecs_add_type): Drop redundant flags.
17667 * c.opt (Wlong-long): Init to -1.
17668 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
17669 and front-end warn_long_long. Wlong-long only depends on other
17670 flags if it is uninitialized.
17671 * c-parser.c (disable_extension_diagnostics): warn_long_long is
17672 the same for CPP and FE.
17673 (restore_extension_diagnostics): Likewise.
17675 2009-04-20 Ian Lance Taylor <iant@google.com>
17677 Fix enum conversions which are invalid in C++:
17678 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
17679 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
17680 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
17681 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
17682 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
17683 (dbxout_parms): Likewise.
17684 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
17685 (df_clear_flags): Likewise.
17686 * df-problems.c (df_rd_bb_local_compute_process_def): Change
17687 top_flag parameter to int.
17688 (df_chain_create_bb_process_use): Likewise.
17689 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
17691 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
17692 (df_ref_create_structure, df_def_record_1): Likewise.
17693 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
17694 (df_notes_rescan): Change 0 to VOIDmode in function call.
17695 (df_get_call_refs, df_insn_refs_collect): Likewise.
17696 (df_bb_regs_collect): Likewise.
17697 (df_entry_block_defs_collect): Likewise.
17698 (df_exit_block_uses_collect): Likewise.
17699 * df.h: Update declarations.
17700 * double-int.c (double_int_divmod): Add cast to enum type.
17701 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
17702 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
17703 (based_loc_descr): Likewise.
17704 (loc_descriptor_from_tree_1): Change first_op and second_op to
17705 enum dwarf_location_atom. Add cast to enum type.
17706 * expmed.c (init_expmed): Change 0 to SET in function call.
17707 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
17708 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
17709 (do_store_flag): Likewise.
17710 * fixed-value.h (struct fixed_value): Change mode to enum
17712 * function.c (assign_parms): Change 0 to VOIDmode in function call.
17713 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
17715 (insert_insn_decl, insert_decl, insert_state): Likewise.
17716 (automata_list_finish): Likewise.
17717 * genrecog.c (process_define_predicate): Add cast to enum type.
17718 * gensupport.c (init_predicate_table): Add cast to enum type.
17719 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
17721 (gimple_build_call_1, gimple_build_label): Likewise.
17722 (gimple_build_goto, gimple_build_asm_1): Likewise.
17723 (gimple_build_switch_1, gimple_build_cdt): Likewise.
17724 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
17725 (enum fallback): Rename from enum fallback_t.
17726 (fallback_t): Typedef as int.
17727 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
17728 GSI_SAME_STMT in function call.
17729 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
17731 (setup_reg_class_relations): Likewise.
17732 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
17733 (setup_prohibited_class_mode_regs): Add cast to enum type.
17734 (setup_prohibited_mode_move_regs): Likewise.
17735 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
17736 (record_address_regs): Change i to enum reg_class.
17737 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
17738 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
17739 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
17740 (GET_MODE_2XWIDER_MODE): Likewise.
17741 (GET_CLASS_NARROWEST_MODE): Likewise.
17742 * omp-low.c (expand_omp_for): Add cast to enum type.
17743 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
17744 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
17745 * postreload.c (reload_cse_simplify_operands): Change rclass local
17747 * predict.c (combine_predictions_for_insn): Change best_predictor
17748 and predictor to enum br_predictor.
17749 (combine_predictions_for_bb): Likewise.
17750 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
17751 use SET_PREDICT_EXPR_OUTCOME.
17752 * real.c (real_arithmetic): Change icode to code in function call.
17753 * reginfo.c (init_move_cost): Add casts to enum type.
17754 (init_reg_sets_1, init_fake_stack_mems): Likewise.
17755 * regmove.c (regclass_compatible_p): Change class0 and class1 to
17757 * reload.c (find_valid_class): Add casts to enum type.
17758 (push_reload): Change 0 to NO_REGS in function call.
17759 (find_reloads): Change this_alternative to array of enum
17760 reg_class. Remove some now-unnecessary casts.
17761 (make_memloc): Change 0 to VOIDmode in function call.
17762 * reload1.c (reload): Change 0 to VOIDmode in function call.
17763 (eliminate_regs_1, elimination_effects): Likewise.
17764 (eliminate_regs_in_insn): Likewise.
17765 (emit_input_reload_insns): Add cast to enum type.
17766 (delete_output_reload): Change 0 to VOIDmode in function call.
17767 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
17768 to enum type in function call.
17769 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
17770 (SET_PREDICT_EXPR_OUTCOME): Define.
17771 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
17772 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
17773 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
17774 (dump_function): Likewise.
17775 * tree-dump.h: Update declarations.
17776 * tree-pass.h: Update declarations.
17777 * varasm.c (assemble_integer): Change mclass to enum mode_class.
17778 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
17780 (arm_rtx_costs_1): Correct parenthesization.
17781 (arm_rtx_costs): Add casts to enum type.
17782 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
17783 (vfp_emit_fstmd): Use add_rg_note.
17784 (emit_multi_reg_push, emit_sfm): Likewise.
17785 (thumb_set_frame_pointer): Likewise.
17786 (arm_expand_prologue): Likewise.
17787 (arm_regno_class): Change return type to enum reg_class.
17788 (thumb1_expand_prologue): Use add_reg_note.
17789 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
17790 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
17792 * config/arm/gentune.sh: Add cast to enum type.
17793 * config/arm/arm-tune.md: Rebuild.
17794 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
17795 (ix86_split_fp_branch, predict_jump): Likewise.
17796 (ix86_expand_multi_arg_builtin): Change sub_code from enum
17797 insn_code to enum rtx_code.
17798 (ix86_builtin_vectorized_function): Add cast to enum type.
17799 * config/i386/i386.md (truncdfsf2): Change slot to enum
17801 (truncxf<mode>2, isinf<mode>2): Likewise.
17802 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
17804 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
17805 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
17806 (insert_bundle_state): Change 1 to INSERT in function call.
17807 (ia64_add_bundle_selector_before): Likewise.
17808 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
17809 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
17810 (restore_stack_nonlocal): Likewise.
17811 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
17813 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
17815 (mips_rtx_costs): Likewise.
17816 (mips_override_options): Add casts to enum type.
17817 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
17819 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
17820 (store_reg, set_reg_plus_d): Likewise.
17821 (hppa_expand_prologue, hppa_profile_hook): Likewise.
17822 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
17824 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
17826 (emit_unlikely_jump): Use add_reg_note.
17827 (rs6000_emit_allocate_stack): Likewise.
17828 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
17829 (output_toc): Change 1 to INSERT in function call.
17830 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
17831 (rs6000_initialize_trampoline): Likewise.
17832 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
17834 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
17835 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
17836 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
17837 (save_gprs): Use add_reg_note.
17838 (s390_emit_prologue): Likewise.
17839 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17840 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
17841 (sparc_fold_builtin): Add cast to enum type.
17842 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
17844 (spu_expand_prologue): Use add_reg_note.
17845 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
17847 2009-04-20 Ian Lance Taylor <iant@google.com>
17849 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
17850 (c_parser_postfix_expression_after_primary): Get VEC for list of
17851 arguments. Get original types of arguments. Call
17852 build_function_call_vec.
17853 (cached_expr_list_1, cached_expr_list_2): New static variables.
17854 (c_parser_expr_list): Change return type to VEC *. Add
17855 p_orig_types parameter. Change all callers.
17856 (c_parser_release_expr): New static function.
17857 (c_parser_vec_to_tree_list): New static function.
17858 * c-typeck.c (build_function_call): Rewrite to build a VEC and
17859 call build_function_call_vec.
17860 (build_function_call_vec): New function, based on old
17861 build_function_call.
17862 (convert_arguments): Remove nargs and argarray parameters. Change
17863 values to a VEC. Add origtypes parameter.
17864 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
17865 (convert_for_assignment): Add origtype parameter. Change all
17866 callers. If warn_cxx_compat, check for conversion to an enum
17867 type when calling a function.
17868 (store_init_value): Add origtype parameter. Change all callers.
17869 (digest_init): Likewise.
17870 (struct init_node): Add origtype field.
17871 (add_pending_init): Add origtype parameter. Change all callers.
17872 (output_init_element): Likewise.
17873 (output_pending_init_elements): Pass origtype from init_node to
17874 output_init_element.
17875 (process_init_element): Pass origtype from c_expr to
17876 output_init_element.
17877 (c_finish_return): Add origtype parameter. Change all callers.
17878 * c-common.c (sync_resolve_size): Change params to VEC *. Change
17880 (sync_resolve_params): Likewise.
17881 (sync_resolve_return): Change params to first_param. Change caller.
17882 (resolve_overloaded_builtins): Change params to VEC *. Change
17883 callers. Save first parameter around call to build_function_call_vec.
17884 * c-decl.c (finish_decl): Add origtype parameter. Change all
17885 callers. Call build_function_call_vec rather than
17886 build_function_call for cleanup.
17887 * c-tree.h: Update declarations.
17888 * c-common.h: Update declarations.
17889 * stub-objc.c (objc_rewrite_function_call): Change parameter from
17890 params to first_param.
17891 * target.h (struct gcc_target): Change resolve_overloaded_builtin
17892 params parameter from tree to void *.
17893 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17894 Change arglist parameter to have type void *, and to be a pointer
17896 * config/rs6000/rs6000-protos.h
17897 (altivec_resolve_overloaded_builtin): Update declaration.
17898 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
17899 fnargs parameter to have type void *, and to be a pointer to a
17900 VEC. Call build_function_call_vec instead of
17901 build_function_call.
17902 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
17904 2009-04-20 Joey Ye <joey.ye@intel.com>
17905 Xuepeng Guo <xuepeng.guo@intel.com>
17906 H.J. Lu <hongjiu.lu@intel.com>
17908 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
17910 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
17911 (IX86_LEA_PRIORITY): Likewise.
17912 (distance_non_agu_define): New function.
17913 (distance_agu_use): Likewise.
17914 (ix86_lea_for_add_ok): Likewise.
17915 (ix86_dep_by_shift_count): Likewise.
17917 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
17918 should split for LEA.
17920 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
17922 (ix86_dep_by_shift_count): Likewise.
17924 2009-04-20 Richard Guenther <rguenther@suse.de>
17926 * expr.c (handled_component_p): Move ...
17927 * tree.h (handled_component_p): ... here.
17928 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
17929 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
17930 and REALPART_EXPR to be in one group.
17932 2009-04-20 Richard Guenther <rguenther@suse.de>
17934 * basic-block.h (get_all_dominated_blocks): Declare.
17935 * dominance.c (get_all_dominated_blocks): New function.
17936 * tree-cfg.c (get_all_dominated_blocks): Remove.
17937 (remove_edge_and_dominated_blocks): Adjust.
17938 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
17939 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
17940 instead of recursing.
17942 2009-04-20 Doug Kwan <dougkwan@google.com>
17944 * cgraph.h (cgraph_node_ptr): New type for vector functions.
17945 (struct cgraph_node_set_def): New type.
17946 (cgraph_node_set) New type. Also declare vector functions.
17947 (struct cgraph_node_set_element_def): New type.
17948 (cgraph_node_set_element): Ditto.
17949 (cgraph_node_set_iterator): New iterator type.
17950 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
17951 cgraph_node_set_remove, dump_cgraph_node_set,
17952 debug_cgraph_node_set): New prototypes.
17953 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
17954 cgraph_node_set_size): New inlines.
17955 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
17956 including cgraph.h.
17957 (struct ipa_opt_pass): Add struct cgraph_node_set_def
17958 argument to function 'write_summary'.
17959 * ipa.c: Include ggc.h.
17960 (hash_cgraph_node_set_element,
17961 eq_cgraph_node_set_element, cgraph_node_set_new,
17962 cgraph_node_set_add, cgraph_node_set_remove,
17963 cgraph_node_set_find, dump_cgraph_node_set,
17964 debug_cgraph_node_set): New functions.
17965 * Makefile.in (ipa.o): Add dependency on GGC_H.
17967 2009-04-20 Ira Rosen <irar@il.ibm.com>
17969 PR tree-optimization/39675
17970 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
17971 check of the return code of vect_schedule_slp. Check that
17972 stmt_vec_info still exists for the statement, before checking its
17973 vectorization type.
17975 2009-04-20 Michael Matz <matz@suse.de>
17977 * Makefile.in (generated_files): Take out $(simple_generated_c).
17979 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
17981 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
17982 (UINTPTR_TYPE): Likewise.
17984 2009-04-19 Joseph Myers <joseph@codesourcery.com>
17987 * c-typeck.c (digest_init): Check for initializing an array with a
17990 2009-04-19 Joseph Myers <joseph@codesourcery.com>
17993 * c-semantics.c (pop_stmt_list): Propagate
17994 STATEMENT_LIST_HAS_LABEL to parent statement list.
17996 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
17998 * config/mips/mips.h (mips_tune_attr): New macro.
17999 * config/mips/mips.md (cpu): Use it.
18001 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18004 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
18007 2009-04-19 Diego Novillo <dnovillo@google.com>
18009 * toplev.c (compile_file): Move call to coverage_finish ...
18010 * cgraphunit.c (ipa_passes): ... here.
18011 Call cgraph_process_new_functions.
18012 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
18013 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
18015 2009-04-19 Jan Hubicka <jh@suse.cz>
18017 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
18019 (dump_cgraph_node): Dump can throw external flag.
18020 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
18022 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18026 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
18027 * common.opt (Wlogical-op): Move from here...
18028 * c.opt (Wlogical-op): ... to here.
18029 * c-typeck.c (parser_build_binary_op): Update call to
18030 warn_logical_operator.
18031 * c-opts.c (c_common_post_options): Enable warn_logical_op with
18033 * c-common.c (warn_logical_op): Update.
18034 * c-common.h (warn_logical_op): Update declaration.
18036 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
18038 * tree.c (protected_set_expr_location): Fix formatting.
18040 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18043 * c-typeck.c (readonly_warning): new.
18044 (build_unary_op, build_modify_expr): Use readonly_warning for
18045 storing into something readonly but not const-qualified.
18047 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18050 * c-typeck.c (build_unary_op): Check for taking address of
18051 expression of type void.
18053 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18056 * c-typeck.c (build_function_call): Check for calling a function
18057 with qualified void return types. Call require_complete_type when
18060 2009-04-18 Jan Hubicka <jh@suse.cz>
18062 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
18064 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
18065 can_throw_external flag.
18066 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
18067 * ipa-pure-const.c (ignore_edge): New function.
18068 (propagate): Compute order for NOTHROW computation; set NOTHROWs
18069 only over can_throw_external edges.
18070 (local_pure_const): Add nothrow flag.
18071 * ipa-utils.c (searchc): Add ignore_edge callback.
18072 (ipa_utils_reduced_inorder): Add ignore_edge callback.
18073 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
18074 (set_nothrow_function_flags): Update cgraph.
18075 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
18077 2009-04-18 Richard Guenther <rguenther@suse.de>
18079 PR middle-end/39804
18080 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
18081 (fold_stmt): ... this and ...
18082 (fold_stmt_inplace): ... this.
18083 (fold_stmt_1): Fold references in calls and asms.
18084 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
18086 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18088 * tree-vrp.c (ssa_name_nonzero_p): Remove.
18089 * tree.h: Remove the prototype for ssa_name_nonzero_p.
18091 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18093 * tree.c (function_args_count): Remove.
18094 * tree.h: Remove the prototype for function_args_count.
18096 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18098 * tree-iterator.c (expr_only): Remove.
18099 * tree.h: Remove the prototype for expr_only.
18101 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18103 * reginfo.c (cannot_change_mode_set_regs): Remove.
18104 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
18106 2009-04-08 Anatoly Sokolov <aesok@post.ru>
18108 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
18109 whether operands 0 and 1 overlaps.
18111 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
18113 PR middle-end/36902
18114 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
18115 pointer. Use warning_at instead of warning.
18116 (search_for_addr_array): Likewise.
18117 (check_array_bounds): Likewise.
18118 (check_all_array_refs): Check that the incoming edge is not in the
18119 list of edges to be removed.
18120 (check_all_array_refs): Avoid the temporal pointer.
18121 (vrp_visit_cond_stmt): Fix typo.
18122 (simplify_switch_using_ranges): Handle the case where the switch
18123 index is an integer constant.
18125 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
18127 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
18129 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18131 * doc/extend.texi, doc/invoke.texi: Fix typos.
18133 2009-04-17 Cary Coutant <ccoutant@google.com>
18135 * tree-flow-inline.h (get_lineno): Fix inverted test.
18137 2009-04-17 Diego Novillo <dnovillo@google.com>
18139 * tree-ssa-pre.c (create_expression_by_pieces): Remove
18140 assertion for AVAIL_OUT.
18142 2009-04-17 Mike Frysinger <vapier@gentoo.org>
18145 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
18146 * config/sh/linux-atomic.asm: Likewise.
18148 2009-04-17 Diego Novillo <dnovillo@google.com>
18150 * except.c (debug_eh_tree): New.
18151 (struct eh_region, struct eh_status): Move ...
18152 * except.h: ... here.
18153 (add_type_for_runtime): Declare extern.
18154 (lookup_type_for_runtime): Likewise.
18155 (debug_eh_tree): Declare.
18156 * Makefile.in (GTFILES): List except.h before except.c
18158 2009-04-17 Diego Novillo <dnovillo@google.com>
18160 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
18161 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
18162 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
18163 (find_vars_r): ... here.
18164 * tree-flow.h (find_referenced_vars_in): Declare.
18165 * tree-ssa-pre.c (create_expression_by_pieces): Assert
18166 that AVAIL_OUT exists for BLOCK.
18167 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
18168 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
18169 (tree-parloops.o): Likewise.
18171 2009-04-17 Simon Baldwin <simonb@google.com>
18173 * toplev.c (default_tree_printer): Add handling for %E format.
18175 2009-04-17 Diego Novillo <dnovillo@google.com>
18177 * tree-pretty-print.c (dump_generic_node): Add break after
18178 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
18179 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
18180 FUNCTION_TYPE together. Call print_struct_decl when printing
18181 structures and TDF_SLIM is not given.
18182 (print_struct_decl): Fix logic for detecting recursion.
18184 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18187 * gcc.c (create_at_file): New.
18188 (compile_input_file_p): New.
18189 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
18190 * main.c (main): Update call to toplev_main.
18191 * toplev.c (toplev_main): Change signature. Call expandargv.
18192 * toplev.h (toplev_main): Change signature.
18194 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18196 * dwarf2out.c (field_byte_offset): Use the type size as the field size
18197 if the latter is not constant.
18199 2009-04-17 David Edelsohn <edelsohn@gnu.org>
18201 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
18203 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18205 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
18206 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
18208 2009-04-17 Richard Guenther <rguenther@suse.de>
18210 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18211 Handle component references view-converting an invariant address.
18213 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
18215 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
18216 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
18217 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
18218 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
18219 Use @deftypevr rather than @deftypevar.
18221 2009-04-17 Richard Guenther <rguenther@suse.de>
18223 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
18224 (get_prop_source_stmt): Likewise.
18225 (can_propagate_from): Likewise.
18227 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
18229 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
18230 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
18231 (--with-multilib-list): Add default value.
18232 * configure: Regenerate.
18233 * Makefile.in (TM_ENDIAN_CONFIG): Define.
18234 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
18235 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
18236 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
18237 Don't add default cpu to multilib list unnecessarily, but do enable
18238 the relevant compiler option..
18239 Add support for --with-multilib-list=<blank> and
18240 --with-multilib-list=!<somelib> to supress unwanted multilibs.
18241 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
18242 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
18243 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
18244 TM_MULTILIB_CONFIG.
18245 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
18246 (MULTILIB_OSDIRNAMES): New variable.
18247 * config/sh/t-1e: Delete file.
18248 * config/sh/t-mlib-sh1: Delete file.
18249 * config/sh/t-mlib-sh2: Delete file.
18250 * config/sh/t-mlib-sh2a: Delete file.
18251 * config/sh/t-mlib-sh2a-nofpu: Delete file.
18252 * config/sh/t-mlib-sh2a-single: Delete file.
18253 * config/sh/t-mlib-sh2a-single-only: Delete file.
18254 * config/sh/t-mlib-sh2e: Delete file.
18255 * config/sh/t-mlib-sh3e: Delete file.
18256 * config/sh/t-mlib-sh4: Delete file.
18257 * config/sh/t-mlib-sh4-nofpu: Delete file.
18258 * config/sh/t-mlib-sh4-single: Delete file.
18259 * config/sh/t-mlib-sh4-single-only: Delete file.
18260 * config/sh/t-mlib-sh4a: Delete file.
18261 * config/sh/t-mlib-sh4a-nofpu: Delete file.
18262 * config/sh/t-mlib-sh4a-single: Delete file.
18263 * config/sh/t-mlib-sh4a-single-only: Delete file.
18264 * config/sh/t-mlib-sh4al: Delete file.
18265 * config/sh/t-mlib-sh5-32media: Delete file.
18266 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
18267 * config/sh/t-mlib-sh5-64media: Delete file.
18268 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
18269 * config/sh/t-mlib-sh5-compact: Delete file.
18270 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
18271 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
18272 * doc/install.texi (Options specification): Add
18273 --with-multilib-list and --with-endian.
18275 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18277 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
18279 (OBJS-common): Add plugin-version.o.
18280 (plugin-version.o): New.
18281 * gcc-plugin.h (plugin_gcc_version): New.
18282 (plugin_default_version_check): New.
18283 (plugin_init_func, plugin_init): Add version argument.
18284 * plugin-version.c: New.
18285 * plugin.c (str_plugin_gcc_version_name): New.
18286 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
18287 pass it to the init function.
18288 (plugin_default_version_check): New.
18290 2009-04-17 Richard Guenther <rguenther@suse.de>
18292 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
18293 for decl-vs-decl disambiguation.
18295 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
18297 * config/s390/s390.h (s390_tune_attr): New macro definition.
18298 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
18300 2009-04-17 Richard Guenther <rguenther@suse.de>
18302 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
18303 (fold_stmt_r): Likewise.
18304 (maybe_fold_reference): New function.
18305 (fold_gimple_assign): Handle cases fold_stmt_r did.
18306 (fold_stmt): Do not use fold_stmt_r.
18307 (fold_stmt_inplace): Likewise.
18309 2009-04-17 Richard Guenther <rguenther@suse.de>
18311 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
18312 (record_equivalences_from_stmt): Remove useless checks and
18314 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
18315 the type is already suitable.
18317 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
18319 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
18321 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
18323 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
18324 (CMPtype): Define as __gcc_CMPtype.
18326 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
18328 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
18329 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
18331 2009-04-17 Richard Guenther <rguenther@suse.de>
18333 PR tree-optimization/39746
18334 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
18335 special-casing for builtins and static variable use/def.
18336 (call_may_clobber_ref_p_1): Likewise.
18338 2009-04-16 Ian Lance Taylor <iant@google.com>
18340 * df.h: Include "timevar.h".
18341 (struct df_problem): Change tv_id field to timevar_id_t.
18342 * tree-pass.h: Include "timevar.h".
18343 (struct opt_pass): Change tv_id field to timevar_id_t.
18344 * timevar.h (timevar_id_t): Define TV_NONE.
18345 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
18346 TV_NONE rather than tv_id != 0.
18347 (execute_one_pass): Likewise.
18348 * Makefile.in (DF_H): Add $(TIMEVAR_H).
18349 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
18350 dependencies to $(TREE_PASS_H).
18351 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
18353 (pass_branch_target_load_optimize2): Likewise.
18354 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
18355 (pass_outof_cfg_layout_mode): Likewise.
18356 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
18357 (pass_rebuild_cgraph_edges): Likewise.
18358 (pass_remove_cgraph_callee_edges): Likewise.
18359 * df-core.c (pass_df_initialize_opt): Likewise.
18360 (pass_df_initialize_no_opt): Likewise.
18361 (pass_df_finish): Likewise.
18362 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
18363 * except.c (pass_set_nothrow_function_flags): Likewise.
18364 (pass_convert_to_eh_region_ranges): Likewise.
18365 * final.c (pass_compute_alignments): Likewise.
18366 * function.c (pass_instantiate_virtual_regs): Likewise.
18367 (pass_init_function): Likewise.
18368 (pass_leaf_regs): Likewise.
18369 (pass_match_asm_constraints): Likewise.
18370 * gimple-low.c (pass_lower_cf): Likewise.
18371 (pass_mark_used_blocks): Likewise.
18372 * init-regs.c (pass_initialize_regs): Likewise.
18373 * integrate.c (pass_initial_value_sets): Likewise.
18374 * ira.c (pass_ira): Likewise.
18375 * jump.c (pass_cleanup_barriers): Likewise.
18376 * omp-low.c (pass_expand_omp): Likewise.
18377 (pass_lower_omp): Likewise.
18378 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
18379 * recog.c (pass_split_all_insns): Likewise.
18380 (pass_split_after_reload): Likewise.
18381 (pass_split_before_regstack): Likewise.
18382 (pass_split_before_sched2): Likewise.
18383 (pass_split_for_shorten_branches): Likewise.
18384 * reginfo.c (pass_reginfo_init): Likewise.
18385 (pass_subregs_of_mode_init): Likewise.
18386 (pass_subregs_of_mode_finish): Likewise.
18387 * passes.c (pass_postreload): Likewise.
18388 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
18389 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
18390 (pass_warn_function_return): Likewise.
18391 (pass_warn_function_noreturn): Likewise.
18392 * tree-complex.c (pass_lower_complex): Likewise.
18393 (pass_lower_complex_O0): Likewise.
18394 * tree-if-conv.c (pass_if_conversion): Likewise.
18395 * tree-into-ssa.c (pass_build_ssa): Likewise.
18396 * tree-mudflap.c (pass_mudflap_1): Likewise.
18397 (pass_mudflap_2): Likewise.
18398 * tree-nomudflap.c (pass_mudflap_1): Likewise.
18399 (pass_mudflap_2): Likewise.
18400 * tree-nrv.c (pass_return_slot): Likewise.
18401 * tree-object-size.c (pass_object_sizes): Likewise.
18402 * tree-optimize.c (pass_all_optimizations): Likewise.
18403 (pass_early_local_passes): Likewise.
18404 (pass_all_early_optimizations): Likewise.
18405 (pass_cleanup_cfg): Likewise.
18406 (pass_cleanup_cfg_post_optimizing): Likewise.
18407 (pass_free_datastructures): Likewise.
18408 (pass_free_cfg_annotations): Likewise.
18409 (pass_fixup_cfg): Likewise.
18410 (pass_init_datastructures): Likewise.
18411 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
18412 (pass_late_warn_uninitialized): Likewise.
18413 (pass_update_address_taken): Likewise.
18414 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
18415 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
18416 (pass_cse_sincos): Likewise.
18417 (pass_convert_to_rsqrt): Likewise.
18418 * tree-ssa-structalias.c (pass_build_alias): Likewise.
18419 * tree-stdarg.c (pass_stdarg): Likewise.
18420 * tree-tailcall.c (pass_tail_recursion): Likewise.
18421 (pass_tail_calls): Likewise.
18422 * tree-vect-generic.c (pass_lower_vector): Likewise.
18423 (pass_lower_vector_ssa): Likewise.
18424 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
18426 2009-04-16 Joseph Myers <joseph@codesourcery.com>
18428 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
18430 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
18432 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
18433 logical and signext.
18435 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
18438 * config/sh/predicates.md (arith_operand): Check if the operand
18439 of TRUNCATE is a REG.
18441 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18443 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
18444 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
18446 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18448 * tree-iterator.c (tsi_split_statement_list_after,
18449 tsi_split_statement_list_before): Remove.
18450 * tree-iterator.h: Remove the prototypes for
18451 tsi_split_statement_list_after and tsi_split_statement_list_before.
18453 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18455 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
18456 * tree-ssa-propagate.h: Remove the prototype for
18457 stmt_makes_single_load.
18459 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18461 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
18462 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
18464 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18466 * tree-iterator.c (EXPR_LAST_BODY): Remove.
18468 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18470 * except.c (eh_region_outer_p): Remove.
18471 * except.h: Remove the prototype for eh_region_outer_p.
18473 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18475 * function.c (current_function_assembler_name): Remove.
18476 * function.h: Remove the prototype for
18477 current_function_assembler_name.
18479 2009-04-16 Ian Lance Taylor <iant@google.com>
18481 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
18482 (add_reg_note): Call alloc_reg_note.
18483 * rtl.h (alloc_reg_note): Declare.
18484 * combine.c (try_combine): Use alloc_reg_note.
18485 (recog_for_combine, move_deaths): Likewise.
18486 (distribute_notes): Use alloc_reg_note and add_reg_note.
18487 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
18488 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
18489 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
18491 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
18493 PR rtl-optimization/39762
18494 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
18495 ira_may_move_out_cost): Add comments about way of their usage.
18496 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
18498 * ira-conflicts.c (process_regs_for_copy): Use function
18499 ira_get_register_move_cost instead of global
18500 ira_register_move_cost.
18502 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
18503 color_pass, move_spill_restore, update_curr_costs): Ditto.
18505 * ira-lives.c (process_single_reg_class_operands): Ditto.
18507 * ira-emit.c (emit_move_list): Ditto.
18509 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
18510 (record_reg_classes): Ditto. Use functions
18511 ira_get_register_move_cost and ira_get_may_move_cost instead of
18512 global vars ira_register_move_cost, ira_may_move_out_cost and
18513 ira_may_move_in_cost.
18514 (record_address_regs): Don't call ira_init_register_move_cost.
18515 Use function ira_get_may_move_cost instead of global
18516 ira_may_move_in_cost.
18517 (process_bb_node_for_hard_reg_moves): Use function
18518 ira_get_register_move_cost instead of global ira_register_move_cost.
18519 (ira_costs): Don't call ira_init_register_move_cost.
18521 2009-04-16 Richard Guenther <rguenther@suse.de>
18523 * tree-cfg.c (verify_gimple_assign_binary):
18524 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
18525 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
18526 (create_general_new_stmt): Note that this function is broken.
18528 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18530 * common.opt (fhelp): Add Var(help_flag).
18531 * gcc-plugin.h (plugin_info): Add help.
18532 * plugin.c (plugin_name_args): Add help.
18533 (register_plugin_info): Set plugin->help.
18534 (print_help_one_plugin): New.
18535 (print_plugins_help): New.
18536 * plugin.h (print_plugins_help): New.
18537 * toplev.c (toplev_main): Call print_plugins_help if needed.
18539 2009-04-16 Richard Guenther <rguenther@suse.de>
18541 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
18542 (gimple_ior_addresses_taken_1): New function.
18543 (gimple_ior_addresses_taken): Likewise.
18544 * gimple.h (struct gimple_statement_with_ops_base): Remove
18545 addresses_taken member.
18546 (gimple_ior_addresses_taken): Declare.
18547 (gimple_addresses_taken, gimple_addresses_taken_ptr,
18548 gimple_set_addresses_taken): Remove.
18549 * ipa-reference.c (mark_address): New function.
18550 (scan_stmt_for_static_refs): Use it for marking addresses taken.
18551 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
18552 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
18553 (gimple_add_to_addresses_taken): Remove.
18554 (get_tmr_operands): Call mark_address_taken.
18555 (get_asm_expr_operands): Likewise.
18556 (get_expr_operands): Likewise.
18557 (build_ssa_operands): Do not clear the addresses_taken bitmap.
18558 (free_stmt_operands): Do not free it.
18559 * tree-ssa.c (delete_tree_ssa): Likewise.
18560 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
18562 2009-04-16 Richard Guenther <rguenther@suse.de>
18564 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
18565 (walk_stmt_load_store_ops): Likewise.
18566 * gimple.c (get_base_loadstore): New function.
18567 (walk_stmt_load_store_addr_ops): Likewise.
18568 (walk_stmt_load_store_ops): Likewise.
18569 * ipa-pure-const.c (check_op): Simplify.
18570 (check_load, check_store): New functions.
18571 (check_stmt): Use walk_stmt_load_store_ops.
18572 * ipa-reference.c (mark_load): Adjust signature.
18573 (mark_store): Likewise.
18574 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
18576 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18578 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
18579 (plugin_info): New.
18580 * opts.c (common_handle_option): Don't call print_version.
18581 * plugin.c (plugin_name_args): Add version.
18582 (register_plugin_info): New.
18583 (register_callback): Handle PLUGIN_INFO.
18584 (try_init_one_plugin): New.
18585 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
18587 (finalize_one_plugin): New.
18588 (finalize_plugins): New.
18589 (print_one_plugin): New.
18590 (print_plugins_versions): New.
18591 * plugin.h (print_plugins_versions): New.
18592 (finalize_plugins): New.
18593 * toplev.c (compile_file): Don't call initialize_plugins.
18594 (print_version): Call print_plugins_versions.
18595 (toplev_main): Call initialize_plugins. Print version if needed.
18596 Call finalize_plugins.
18598 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18600 * common.opt (fversion): New.
18601 * gcc.c (print_version): New.
18602 (process_command): Don't print the version. Just set print_version.
18603 (main): Print version. Call subprocesses if print_version and
18604 verbose_flag are set.
18605 * opts.c (common_handle_option): Handle OPT_fversion.
18607 2009-04-16 Richard Guenther <rguenther@suse.de>
18608 Ira Rosen <irar@il.ibm.com>
18610 PR tree-optimization/39698
18611 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
18612 type of the reduction variable. Only generate the def if
18615 * omp-low.c (expand_omp_for_generic): When converting to a pointer
18616 make sure to first convert to an integer of the same precision.
18617 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
18618 the type of the evolution correctly in computing the new
18619 induction variable base.
18621 2009-04-16 Richard Guenther <rguenther@suse.de>
18623 PR middle-end/39625
18624 * tree-cfg.c (make_blocks): Split statements with to-be
18625 abnormal SSA names on the lhs.
18627 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
18629 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
18630 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
18631 * c-typeck.c (really_start_incremental_init): Likewise.
18632 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
18633 (TARGET_INITIALIZER): Remove it.
18634 * target.h (struct target): Remove vector_opaque_p.
18635 * tree.c (build_opaque_vector_type): New.
18636 * tree.h (TYPE_VECTOR_OPAQUE): New.
18637 (build_opaque_vector_type): Declare.
18638 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
18639 * config/rs6000/rs6000.c (build_opaque_vector_type,
18640 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
18641 (rs6000_init_builtins): Use build_opaque_vector_type for
18642 opaque_V4SI_type_node.
18644 2009-04-15 Catherine Moore <clm@codesourcery.com>
18646 * debug.h (set_name): Declare.
18647 * dwarf2out.c (dwarf2out_set_name): Declare.
18648 (dwarf2_debug_hooks): Add set_name.
18649 (find_AT_string): New.
18650 (add_AT_string): Call find_AT_string.
18651 (dwarf2out_set_name): New.
18652 * cp/decl.c (grokdeclarator): Call set_name.
18653 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
18654 * debug.c (do_nothing_debug_hooks): Likewise.
18655 * dbxout.c (dbx_debug_hooks): Likewise.
18656 * sdbout.c (sdb_debug_hooks): Likewise.
18658 2009-04-15 Michael Eager <eager@eagercon.com>
18660 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
18661 reg for single-precision FPU.
18662 * config/rs6000/rs6000.md (movsi_internal1): Only for
18663 !TARGET_SINGLE_FPU.
18664 (movsi_internal1_single): New. Add pattern to move SI values to/from
18665 single-precision FP regs.
18667 2009-04-15 Richard Guenther <rguenther@suse.de>
18669 * omp-low.c (lower_rec_input_clauses): Build correct address
18671 (expand_omp_for_generic): Fix multiplication type.
18672 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
18673 (generate_memset_zero): Fix types.
18674 * tree-profile.c (prepare_instrumented_value): Correctly
18677 2009-04-15 Ian Lance Taylor <iant@google.com>
18679 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
18680 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
18681 for -Wall and for -Wc++-compat.
18682 (c_common_post_options): For C++, set warn_enum_compare if not
18684 * c-tree.h (struct c_expr): Add field original_type.
18685 (build_external_ref): Update declaration.
18686 * c-parser.c (c_parser_braced_init): Set original_type.
18687 (c_parser_initelt): Likewise.
18688 (c_parser_expr_no_commas): Likewise.
18689 (c_parser_conditional_expression): Likewise.
18690 (c_parser_cast_expression): Likewise.
18691 (c_parser_unary_expression): Likewise. Pull setting of
18692 original_code to top of function.
18693 (c_parser_sizeof_expression): Set original_type.
18694 (c_parser_alignof_expression): Likewise.
18695 (c_parser_postfix_expression): Likewise. Pull setting of
18696 original_code to top of function.
18697 (c_parser_postfix_expression_after_paren_type): Set original_type.
18698 (c_parser_postfix_expression_after_primary): Likewise.
18699 (c_parser_expression): Likewise.
18700 * c-typeck.c (build_external_ref): Add type parameter. Change all
18702 (c_expr_sizeof_expr): Set original_type field.
18703 (parser_build_unary_op): Likewise.
18704 (parser_build_binary_op): Likewise. Optionally warn about
18705 comparisons of enums of different types.
18706 (digest_init): Set original_type field.
18707 (really_start_incremental_init): Likewise.
18708 (push_init_level, pop_init_level): Likewise.
18709 * doc/invoke.texi (Warning Options): -Wenum-compare now
18712 2009-04-15 Richard Guenther <rguenther@suse.de>
18714 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
18715 out a necessary conversion.
18716 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
18717 names we didn't value number.
18718 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
18720 2009-04-15 Richard Guenther <rguenther@suse.de>
18722 PR tree-optimization/39764
18723 * tree-ssa-ccp.c (get_value): Canonicalize value with
18724 canonicalize_float_value.
18726 2009-04-15 Jan Hubicka <jh@suse.cz>
18728 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
18729 Wrong version of patch.
18731 2009-04-15 Jan Hubicka <jh@suse.cz>
18733 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
18735 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
18737 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
18738 our distinct integral and vector types.
18740 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
18742 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
18743 * init.c (build_vtbl_address): Remove call to assemble_external.
18745 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
18747 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
18748 output for other floating point modes.
18750 2009-04-14 Diego Novillo <dnovillo@google.com>
18752 * diagnostic.c (diagnostic_report_diagnostic): Do not
18753 warn about loaded plugins for DK_ERROR and DK_WARNING.
18754 * c-decl.c (declspecs_add_type): Move call to
18755 invoke_plugin_callbacks ...
18756 * c-parser.c (c_parser_declspecs): ... here.
18757 * plugin.c (dump_active_plugins): Tidy output.
18759 2009-04-14 Diego Novillo <dnovillo@google.com>
18760 Le-Chun Wu <lcwu@google.com>
18762 * configure.ac: Add --enable-plugin support.
18763 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
18764 * Makefile.in (PLUGIN_H): Define.
18765 Export ENABLE_PLUGIN and GMPINC to site.exp.
18766 Add PLUGINLIBS to link command.
18767 Add/modify dependencies for plugin.o and files including plugin.h.
18769 * config.in: Regenerate.
18771 * opts.c (common_handle_option): Handle OPT_fplugin_ and
18774 2009-04-14 Le-Chun Wu <lcwu@google.com>
18776 * tree-pass.h (register_one_dump_file): Add a prototype for
18777 register_one_dump_file.
18778 * toplev.c (compile_file): Call initialize_plugins.
18779 (do_compile): Call invoke_plugin_callbacks.
18780 (toplev_main): Call invoke_plugin_callbacks.
18781 * common.opt: Add -fplugin= and -fplugin-arg-.
18782 * gcc-plugin.h: New public header file for plugins to include.
18783 * plugin.c: New source file.
18784 * plugin.h: New internal header file.
18785 * passes.c (register_one_dump_file): Make it external.
18787 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
18789 2009-04-14 Diego Novillo <dnovillo@google.com>
18791 * doc/plugins.texi: New.
18792 * doc/gccint.texi: Add reference to Plugins chapter.
18793 * doc/invoke.texi: Document -fplugin and -fplugin-arg
18794 * diagnostic.c (diagnostic_report_diagnostic): Warn about
18795 loaded plugins, if any.
18796 * timevar.def (TV_PLUGIN_INIT): Define.
18797 (TV_PLUGIN_RUN): Define.
18798 * plugin.c: Include timevar.h
18799 (plugins_active_p): New.
18800 (dump_active_plugins): New.
18801 (debug_active_plugins): New.
18803 2009-04-14 Joseph Myers <joseph@codesourcery.com>
18805 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
18807 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
18809 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
18811 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
18812 the same as a minus without a shift.
18814 2009-04-14 Nick Clifton <nickc@redhat.com>
18816 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
18817 comparisons with small integers will always produce a short
18820 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
18823 2008-12-19 Diego Novillo <dnovillo@google.com>
18825 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
18827 2009-04-14 Richard Guenther <rguenther@suse.de>
18829 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
18831 (verify_gimple_assign_binary): Likewise. Handle shifts and
18833 (verify_gimple_phi): Print the mismatched argument position.
18834 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
18836 (vect_update_init_of_dr): Likewise.
18837 * matrix-reorg.c (transform_access_sites): Do what the
18839 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
18841 2009-04-13 Michael Eager <eager@eagercon.com>
18843 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
18844 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
18845 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
18846 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
18847 remove duplicate config
18849 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18851 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
18852 file_name:line_number type locator of the call site.
18854 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
18856 * genautomata.c: Put blank after comma.
18857 (automaton_decls): New.
18858 (struct unit_usage): Add comments to member next.
18859 (store_alt_unit_usage): Keep the list ordered.
18860 (unit_present_on_list_p, equal_alternatives_p): New.
18861 (check_regexp_units_distribution): Check units distribution
18862 correctness correctly.
18863 (main): Don't write automata if error is found. Return correct
18866 * config/m68k/cf.md (cfv4_ds): Remove.
18867 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
18868 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
18870 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
18871 power4-load-ext, power4-store, power4-store-update,
18872 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
18873 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
18874 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
18875 power4-sqrt, power4-isync): Modify reservation to make correct
18876 unit distribution to automata.
18878 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
18879 power5-store-update, power5-two, power5-three, power5-lmul,
18880 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
18882 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
18884 * except.c (pass_set_nothrow_function_flags): Set name and add
18886 (set_nothrow_function_flags): Mention in the dump file when
18887 changing a function to nothrow.
18889 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
18892 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
18893 instead of unsigned long.
18895 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18897 * config/arm/arm.c (return_used_this_function): Remove.
18898 (arm_output_function_prologue): Remove use of
18899 return_used_this_function.
18900 (output_return_instruction): Replace use of
18901 return_used_this_function
18902 by cfun->machine->return_used_this_function.
18903 (arm_output_epilogue): Likewise.
18904 (arm_output_function_epilogue): Likewise.
18905 (thumb_unexpanded_epilogue): Likewise.
18906 * config/arm/arm.h (struct machine_function):
18907 New member return_used_this_function.
18909 2009-04-12 Mark Mitchell <mark@codesourcery.com>
18911 * doc/install.texi: Correct description of default directory for
18912 --with-gxx-include-dir.
18914 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
18916 * fold-const.c (build_range_check): Properly deal with enumeral and
18917 boolean base types.
18919 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
18921 * doc/invoke.texi (max_gcse_passes): Remove documentation.
18922 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
18923 * params.h (MAX_GCSE_PASSES): Remove.
18924 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
18925 in sequence. Remove ability to run multiple passes.
18926 (bypass_jumps): Report run as third CPROP pass.
18928 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
18930 PR middle-end/39651
18931 * except.c (can_throw_external): Look at each insn in a SEQUENCE
18932 when deciding whether the whole SEQUENCE can throw.
18934 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
18937 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
18938 offseted label references.
18940 2009-04-11 Jan Hubicka <jh@suse.cz>
18942 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
18944 2009-04-11 Richard Guenther <rguenther@suse.de>
18946 PR middle-end/39732
18947 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
18948 return variables as TREE_ADDRESSABLE.
18950 2009-04-11 Richard Guenther <rguenther@suse.de>
18952 PR tree-optimization/39713
18953 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
18954 reference trees have SSA_NAME operands.
18956 2009-04-11 Richard Guenther <rguenther@suse.de>
18959 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
18960 address expressions.
18962 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
18964 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
18965 match changes in Cygwin 1.7
18966 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
18967 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
18969 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
18971 PR tree-optimization/39701
18972 * doc/invoke.texi (Optimization Options): Document change in
18973 meaning and initialization of -fdelete-null-pointer-checks.
18975 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
18977 PR middle-end/39701
18978 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
18980 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
18983 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
18985 2009-04-10 Chao-ying Fu <fu@mips.com>
18987 * doc/tm.texi (Instruction Output): Document
18988 TARGET_ASM_FINAL_POSTSCAN_INSN.
18989 * target.h (final_postscan_insn): New field in asm_out.
18990 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
18991 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
18992 * final.c (final_scan_insn): Call
18993 targetm.asm_out.final_postscan_insn after outputting
18994 an asm macro and a normal instruction.
18996 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
18997 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
18998 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
18999 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
19000 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19002 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19004 PR middle-end/39701
19005 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
19006 variables as non-NULL even with -fdelete-null-pointer-checks.
19008 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19010 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
19012 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
19015 * config/i386/i386.c (classify_argument): Handle SCmode with
19016 (bit_offset % 64) != 0.
19018 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
19020 * doc/invoke.texi (Optimize Options): Add cross-reference to
19021 -Q --help=optimizers examples.
19023 2009-04-10 Ben Elliston <bje@au.ibm.com>
19026 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
19027 regalign for the reg == fpr and TDmode case.
19029 2009-04-09 David Ayers <ayers@fsfe.org>
19032 * objc/objc-act.c (warn_with_method): Remove helper function.
19033 (check_duplicates): Call warning and inform directly.
19034 (really_start_method): Likewise.
19036 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19038 * expmed.c (expand_divmod): Always use a comparison for a division
19039 by a large unsigned integer.
19041 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
19042 for things others than variables or functions as nonzero.
19044 2009-04-09 Nick Clifton <nickc@redhat.com>
19046 * unwind-compat.c: Change copyright header to refer to version
19047 3 of the GNU General Public License with version 3.1 of the
19048 GCC Runtime Library Exception and to point readers at the
19049 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
19050 * config/alpha/crtfastmath.c: Likewise.
19051 * config/alpha/linux-unwind.h: Likewise.
19052 * config/alpha/qrnnd.asm: Likewise.
19053 * config/alpha/vms-crt0-64.c: Likewise.
19054 * config/alpha/vms-crt0.c: Likewise.
19055 * config/alpha/vms-dwarf2.asm: Likewise.
19056 * config/alpha/vms-dwarf2eh.asm: Likewise.
19057 * config/alpha/vms-psxcrt0-64.c: Likewise.
19058 * config/alpha/vms-psxcrt0.c: Likewise.
19059 * config/alpha/vms_tramp.asm: Likewise.
19060 * config/arc/initfini.c: Likewise.
19061 * config/arc/lib1funcs.asm: Likewise.
19062 * config/arm/bpabi-v6m.S: Likewise.
19063 * config/arm/bpabi.S: Likewise.
19064 * config/arm/bpabi.c: Likewise.
19065 * config/arm/crti.asm: Likewise.
19066 * config/arm/crtn.asm: Likewise.
19067 * config/arm/ieee754-df.S: Likewise.
19068 * config/arm/ieee754-sf.S: Likewise.
19069 * config/arm/lib1funcs.asm: Likewise.
19070 * config/arm/libunwind.S: Likewise.
19071 * config/arm/linux-atomic.c: Likewise.
19072 * config/arm/mmintrin.h: Likewise.
19073 * config/arm/pr-support.c: Likewise.
19074 * config/arm/unaligned-funcs.c: Likewise.
19075 * config/arm/unwind-arm.c: Likewise.
19076 * config/arm/unwind-arm.h: Likewise.
19077 * config/avr/libgcc.S: Likewise.
19078 * config/bfin/crti.s: Likewise.
19079 * config/bfin/crtlibid.s: Likewise.
19080 * config/bfin/crtn.s: Likewise.
19081 * config/bfin/lib1funcs.asm: Likewise.
19082 * config/bfin/linux-unwind.h: Likewise.
19083 * config/cris/arit.c: Likewise.
19084 * config/cris/cris_abi_symbol.c: Likewise.
19085 * config/darwin-64.c: Likewise.
19086 * config/darwin-crt2.c: Likewise.
19087 * config/darwin-crt3.c: Likewise.
19088 * config/darwin.h: Likewise.
19089 * config/dbxelf.h: Likewise.
19090 * config/dfp-bit.c: Likewise.
19091 * config/dfp-bit.h: Likewise.
19092 * config/elfos.h: Likewise.
19093 * config/fixed-bit.c: Likewise.
19094 * config/fixed-bit.h: Likewise.
19095 * config/fp-bit.c: Likewise.
19096 * config/fp-bit.h: Likewise.
19097 * config/fr30/crti.asm: Likewise.
19098 * config/fr30/crtn.asm: Likewise.
19099 * config/fr30/lib1funcs.asm: Likewise.
19100 * config/freebsd-spec.h: Likewise.
19101 * config/frv/cmovd.c: Likewise.
19102 * config/frv/cmovh.c: Likewise.
19103 * config/frv/cmovw.c: Likewise.
19104 * config/frv/frvbegin.c: Likewise.
19105 * config/frv/frvend.c: Likewise.
19106 * config/frv/lib1funcs.asm: Likewise.
19107 * config/glibc-stdint.h: Likewise.
19108 * config/h8300/clzhi2.c: Likewise.
19109 * config/h8300/crti.asm: Likewise.
19110 * config/h8300/crtn.asm: Likewise.
19111 * config/h8300/ctzhi2.c: Likewise.
19112 * config/h8300/fixunssfsi.c: Likewise.
19113 * config/h8300/lib1funcs.asm: Likewise.
19114 * config/h8300/parityhi2.c: Likewise.
19115 * config/h8300/popcounthi2.c: Likewise.
19116 * config/i386/ammintrin.h: Likewise.
19117 * config/i386/att.h: Likewise.
19118 * config/i386/avxintrin.h: Likewise.
19119 * config/i386/biarch64.h: Likewise.
19120 * config/i386/bmmintrin.h: Likewise.
19121 * config/i386/cpuid.h: Likewise.
19122 * config/i386/cross-stdarg.h: Likewise.
19123 * config/i386/crtfastmath.c: Likewise.
19124 * config/i386/crtprec.c: Likewise.
19125 * config/i386/cygming-crtbegin.c: Likewise.
19126 * config/i386/cygming-crtend.c: Likewise.
19127 * config/i386/cygwin.asm: Likewise.
19128 * config/i386/emmintrin.h: Likewise.
19129 * config/i386/gmm_malloc.h: Likewise.
19130 * config/i386/gthr-win32.c: Likewise.
19131 * config/i386/i386.h: Likewise.
19132 * config/i386/immintrin.h: Likewise.
19133 * config/i386/linux-unwind.h: Likewise.
19134 * config/i386/linux64.h: Likewise.
19135 * config/i386/mm3dnow.h: Likewise.
19136 * config/i386/mmintrin-common.h: Likewise.
19137 * config/i386/mmintrin.h: Likewise.
19138 * config/i386/nmmintrin.h: Likewise.
19139 * config/i386/pmm_malloc.h: Likewise.
19140 * config/i386/pmmintrin.h: Likewise.
19141 * config/i386/smmintrin.h: Likewise.
19142 * config/i386/sol2-c1.asm: Likewise.
19143 * config/i386/sol2-ci.asm: Likewise.
19144 * config/i386/sol2-cn.asm: Likewise.
19145 * config/i386/sol2-gc1.asm: Likewise.
19146 * config/i386/tmmintrin.h: Likewise.
19147 * config/i386/unix.h: Likewise.
19148 * config/i386/w32-unwind.h: Likewise.
19149 * config/i386/wmmintrin.h: Likewise.
19150 * config/i386/x86-64.h: Likewise.
19151 * config/i386/x86intrin.h: Likewise.
19152 * config/i386/xmmintrin.h: Likewise.
19153 * config/ia64/crtbegin.asm: Likewise.
19154 * config/ia64/crtend.asm: Likewise.
19155 * config/ia64/crtfastmath.c: Likewise.
19156 * config/ia64/crti.asm: Likewise.
19157 * config/ia64/crtn.asm: Likewise.
19158 * config/ia64/fde-glibc.c: Likewise.
19159 * config/ia64/lib1funcs.asm: Likewise.
19160 * config/ia64/linux-unwind.h: Likewise.
19161 * config/ia64/quadlib.c: Likewise.
19162 * config/ia64/unwind-ia64.c: Likewise.
19163 * config/linux.h: Likewise.
19164 * config/m32c/m32c-lib1.S: Likewise.
19165 * config/m32c/m32c-lib2-trapv.c: Likewise.
19166 * config/m32c/m32c-lib2.c: Likewise.
19167 * config/m32r/initfini.c: Likewise.
19168 * config/m68hc11/larith.asm: Likewise.
19169 * config/m68hc11/m68hc11-crt0.S: Likewise.
19170 * config/m68k/cf.md: Likewise.
19171 * config/m68k/crti.s: Likewise.
19172 * config/m68k/crtn.s: Likewise.
19173 * config/m68k/lb1sf68.asm: Likewise.
19174 * config/m68k/linux-unwind.h: Likewise.
19175 * config/mcore/crti.asm: Likewise.
19176 * config/mcore/crtn.asm: Likewise.
19177 * config/mcore/lib1.asm: Likewise.
19178 * config/mips/linux-unwind.h: Likewise.
19179 * config/mips/loongson.h: Likewise.
19180 * config/mips/mips16.S: Likewise.
19181 * config/mmix/crti.asm: Likewise.
19182 * config/mmix/crtn.asm: Likewise.
19183 * config/pa/fptr.c: Likewise.
19184 * config/pa/hpux-unwind.h: Likewise.
19185 * config/pa/lib2funcs.asm: Likewise.
19186 * config/pa/linux-atomic.c: Likewise.
19187 * config/pa/linux-unwind.h: Likewise.
19188 * config/pa/milli64.S: Likewise.
19189 * config/pa/quadlib.c: Likewise.
19190 * config/pa/stublib.c: Likewise.
19191 * config/picochip/libgccExtras/adddi3.asm: Likewise.
19192 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
19193 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
19194 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
19195 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
19196 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
19197 * config/picochip/libgccExtras/divmod15.asm: Likewise.
19198 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
19199 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
19200 * config/picochip/libgccExtras/longjmp.asm: Likewise.
19201 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
19202 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
19203 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
19204 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
19205 * config/picochip/libgccExtras/setjmp.asm: Likewise.
19206 * config/picochip/libgccExtras/subdi3.asm: Likewise.
19207 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
19208 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
19209 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
19210 * config/rs6000/750cl.h: Likewise.
19211 * config/rs6000/altivec.h: Likewise.
19212 * config/rs6000/biarch64.h: Likewise.
19213 * config/rs6000/crtresfpr.asm: Likewise.
19214 * config/rs6000/crtresgpr.asm: Likewise.
19215 * config/rs6000/crtresxfpr.asm: Likewise.
19216 * config/rs6000/crtresxgpr.asm: Likewise.
19217 * config/rs6000/crtsavfpr.asm: Likewise.
19218 * config/rs6000/crtsavgpr.asm: Likewise.
19219 * config/rs6000/darwin-asm.h: Likewise.
19220 * config/rs6000/darwin-fallback.c: Likewise.
19221 * config/rs6000/darwin-fpsave.asm: Likewise.
19222 * config/rs6000/darwin-ldouble.c: Likewise.
19223 * config/rs6000/darwin-tramp.asm: Likewise.
19224 * config/rs6000/darwin-unwind.h: Likewise.
19225 * config/rs6000/darwin-vecsave.asm: Likewise.
19226 * config/rs6000/darwin-world.asm: Likewise.
19227 * config/rs6000/e500crtres32gpr.asm: Likewise.
19228 * config/rs6000/e500crtres64gpr.asm: Likewise.
19229 * config/rs6000/e500crtres64gprctr.asm: Likewise.
19230 * config/rs6000/e500crtrest32gpr.asm: Likewise.
19231 * config/rs6000/e500crtrest64gpr.asm: Likewise.
19232 * config/rs6000/e500crtresx32gpr.asm: Likewise.
19233 * config/rs6000/e500crtresx64gpr.asm: Likewise.
19234 * config/rs6000/e500crtsav32gpr.asm: Likewise.
19235 * config/rs6000/e500crtsav64gpr.asm: Likewise.
19236 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
19237 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
19238 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
19239 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
19240 * config/rs6000/eabi-ci.asm: Likewise.
19241 * config/rs6000/eabi-cn.asm: Likewise.
19242 * config/rs6000/eabi.asm: Likewise.
19243 * config/rs6000/linux-unwind.h: Likewise.
19244 * config/rs6000/linux64.h: Likewise.
19245 * config/rs6000/paired.h: Likewise.
19246 * config/rs6000/paired.md: Likewise.
19247 * config/rs6000/ppc64-fp.c: Likewise.
19248 * config/rs6000/ppu_intrinsics.h: Likewise.
19249 * config/rs6000/rs6000.h: Likewise.
19250 * config/rs6000/si2vmx.h: Likewise.
19251 * config/rs6000/sol-ci.asm: Likewise.
19252 * config/rs6000/sol-cn.asm: Likewise.
19253 * config/rs6000/spe.h: Likewise.
19254 * config/rs6000/spu2vmx.h: Likewise.
19255 * config/rs6000/sysv4.h: Likewise.
19256 * config/rs6000/tramp.asm: Likewise.
19257 * config/rs6000/vec_types.h: Likewise.
19258 * config/s390/linux-unwind.h: Likewise.
19259 * config/s390/tpf-unwind.h: Likewise.
19260 * config/score/crti.asm: Likewise.
19261 * config/score/crtn.asm: Likewise.
19262 * config/sh/crt1.asm: Likewise.
19263 * config/sh/crti.asm: Likewise.
19264 * config/sh/crtn.asm: Likewise.
19265 * config/sh/divtab-sh4-300.c: Likewise.
19266 * config/sh/divtab-sh4.c: Likewise.
19267 * config/sh/divtab.c: Likewise.
19268 * config/sh/lib1funcs-4-300.asm: Likewise.
19269 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
19270 * config/sh/lib1funcs.asm: Likewise.
19271 * config/sh/lib1funcs.h: Likewise.
19272 * config/sh/linux-atomic.asm: Likewise.
19273 * config/sh/linux-unwind.h: Likewise.
19274 * config/sh/shmedia.h: Likewise.
19275 * config/sh/sshmedia.h: Likewise.
19276 * config/sh/ushmedia.h: Likewise.
19277 * config/sparc/crtfastmath.c: Likewise.
19278 * config/sparc/linux-unwind.h: Likewise.
19279 * config/sparc/sol2-c1.asm: Likewise.
19280 * config/sparc/sol2-ci.asm: Likewise.
19281 * config/sparc/sol2-cn.asm: Likewise.
19282 * config/spu/divmodti4.c: Likewise.
19283 * config/spu/divv2df3.c: Likewise.
19284 * config/spu/float_disf.c: Likewise.
19285 * config/spu/float_unsdidf.c: Likewise.
19286 * config/spu/float_unsdisf.c: Likewise.
19287 * config/spu/float_unssidf.c: Likewise.
19288 * config/spu/mfc_multi_tag_release.c: Likewise.
19289 * config/spu/mfc_multi_tag_reserve.c: Likewise.
19290 * config/spu/mfc_tag_release.c: Likewise.
19291 * config/spu/mfc_tag_reserve.c: Likewise.
19292 * config/spu/mfc_tag_table.c: Likewise.
19293 * config/spu/multi3.c: Likewise.
19294 * config/spu/spu_internals.h: Likewise.
19295 * config/spu/spu_intrinsics.h: Likewise.
19296 * config/spu/spu_mfcio.h: Likewise.
19297 * config/spu/vec_types.h: Likewise.
19298 * config/spu/vmx2spu.h: Likewise.
19299 * config/stormy16/stormy16-lib2.c: Likewise.
19300 * config/svr4.h: Likewise.
19301 * config/sync.c: Likewise.
19302 * config/v850/lib1funcs.asm: Likewise.
19303 * config/vxlib-tls.c: Likewise.
19304 * config/vxlib.c: Likewise.
19305 * config/vxworks-dummy.h: Likewise.
19306 * config/xtensa/crti.asm: Likewise.
19307 * config/xtensa/crtn.asm: Likewise.
19308 * config/xtensa/ieee754-df.S: Likewise.
19309 * config/xtensa/ieee754-sf.S: Likewise.
19310 * config/xtensa/lib1funcs.asm: Likewise.
19311 * config/xtensa/lib2funcs.S: Likewise.
19312 * config/xtensa/linux-unwind.h: Likewise.
19313 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
19314 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
19315 * coretypes.h: Likewise.
19316 * crtstuff.c: Likewise.
19317 * defaults.h: Likewise.
19318 * dwarf2.h: Likewise.
19319 * emutls.c: Likewise.
19320 * gbl-ctors.h: Likewise.
19321 * gcov-io.h: Likewise.
19322 * ginclude/float.h: Likewise.
19323 * ginclude/iso646.h: Likewise.
19324 * ginclude/stdarg.h: Likewise.
19325 * ginclude/stdbool.h: Likewise.
19326 * ginclude/stddef.h: Likewise.
19327 * ginclude/stdfix.h: Likewise.
19328 * ginclude/stdint-gcc.h: Likewise.
19329 * ginclude/tgmath.h: Likewise.
19330 * gthr-aix.h: Likewise.
19331 * gthr-dce.h: Likewise.
19332 * gthr-gnat.c: Likewise.
19333 * gthr-gnat.h: Likewise.
19334 * gthr-lynx.h: Likewise.
19335 * gthr-mipssde.h: Likewise.
19336 * gthr-nks.h: Likewise.
19337 * gthr-posix.c: Likewise.
19338 * gthr-posix.h: Likewise.
19339 * gthr-posix95.h: Likewise.
19340 * gthr-rtems.h: Likewise.
19341 * gthr-single.h: Likewise.
19342 * gthr-solaris.h: Likewise.
19343 * gthr-tpf.h: Likewise.
19344 * gthr-vxworks.h: Likewise.
19345 * gthr-win32.h: Likewise.
19346 * gthr.h: Likewise.
19347 * libgcc2.c: Likewise.
19348 * libgcc2.h: Likewise.
19349 * libgcov.c: Likewise.
19350 * tsystem.h: Likewise.
19351 * typeclass.h: Likewise.
19352 * unwind-c.c: Likewise.
19353 * unwind-compat.h: Likewise.
19354 * unwind-dw2-fde-compat.c: Likewise.
19355 * unwind-dw2-fde-darwin.c: Likewise.
19356 * unwind-dw2-fde-glibc.c: Likewise.
19357 * unwind-dw2-fde.c: Likewise.
19358 * unwind-dw2-fde.h: Likewise.
19359 * unwind-dw2.c: Likewise.
19360 * unwind-dw2.h: Likewise.
19361 * unwind-generic.h: Likewise.
19362 * unwind-pe.h: Likewise.
19363 * unwind-sjlj.c: Likewise.
19364 * unwind.inc: Likewise.
19365 * config/arm/neon-gen.ml: Change generated copyright header to
19366 refer to version 3 of the GNU General Public License with
19367 version 3.1 of the GCC Runtime Library Exception and to point
19368 readers at the COPYING3 and COPYING3.RUNTIME files and the
19369 FSF's license web page.
19370 * config/arm/arm_neon.h: Regenerate.
19372 2009-04-09 Jakub Jelinek <jakub@redhat.com>
19374 * config/cris/cris.md: Change copyright header to refer to version
19375 3 of the GNU General Public License.
19376 * doc/install.texi2html: Change copyright header to refer to version
19377 3 of the GNU General Public License and to point readers at the
19378 COPYING3 file and the FSF's license web page.
19379 * config/vax/linux.h: Likewise.
19381 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19383 * config/i386/i386.md (cmpcc): New.
19384 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
19385 (sync_compare_and_swap_cc*): Delete.
19387 * config/s390/s390.c (s390_compare_emitted): Remove.
19388 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
19389 s390_compare_emitted used to be handled. Assert that modes match.
19390 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
19391 refer to sync_compare_and_swap_ccsi.
19392 * config/s390/s390.h (s390_compare_emitted): Remove.
19393 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
19394 instead of s390_compare_emitted.
19395 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
19396 instead of s390_compare_emitted.
19397 * config/s390/s390.md (cmpcc): New.
19398 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
19399 CC_REGNUM, do not pretend it's set.
19400 (sync_compare_and_swap_cc*): Delete.
19401 * config/s390/predicates.md (cc_reg_operand): New.
19403 * expr.c (sync_compare_and_swap_cc): Delete.
19404 * optabs.h (sync_compare_and_swap_cc): Delete.
19405 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
19406 is being used with can_compare_p.
19407 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
19408 (find_cc_set): New.
19409 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
19410 look for a MODE_CC set instead. Use emit_store_flag.
19411 (expand_compare_and_swap_loop): Likewise, with some additional
19412 complication to avoid a force_reg when useless. Use
19413 emit_cmp_and_jump_insns.
19414 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
19415 * doc/md.texi (sync_compare_and_swap_cc): Merge with
19416 sync_compare_and_swap documentation.
19418 2009-04-09 Jan Hubicka <jh@suse.cz>
19420 * except.c (find_prev_try): Break out from ....
19421 (duplicate_eh_regions): ... here; properly update prev_try pointers
19422 when duplication part of tree.
19423 (dump_eh_tree): Improve dumping.
19424 (verify_eh_region): New.
19425 (verify_eh_tree): Use it.
19427 2009-04-06 Richard Guenther <rguenther@suse.de>
19429 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
19430 &ARRAY addresses by adjusting their types and prepending
19432 * tree-cfg.c (verify_gimple_assign_single): Verify that
19433 addresses are correct.
19435 2009-04-09 Richard Guenther <rguenther@suse.de>
19437 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
19438 indices into an array reference if possible.
19439 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
19440 Fold POINTER_PLUS_EXPR statements with invariant address.
19442 2009-04-09 Alan Modra <amodra@bigpond.net.au>
19445 * config.gcc (powerpc64-*-linux*): Always build biarch.
19447 2009-04-09 Joseph Myers <joseph@codesourcery.com>
19450 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
19451 it and pedwarn if this results in an INTEGER_CST.
19453 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19455 * doc/install.texi: Update minimum GMP version. Remove obsolete
19456 text in MPFR section.
19458 2009-04-08 Jakub Jelinek <jakub@redhat.com>
19460 * dwarf2out.c (class_scope_p): New static inline.
19461 (class_or_namespace_scope_p): Use it.
19462 (gen_variable_die): Use DW_TAG_member tag for static data member
19463 declarations instead of DW_TAG_variable.
19465 PR middle-end/39573
19466 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
19469 2009-04-08 Richard Guenther <rguenther@suse.de>
19471 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
19472 valueize random data.
19474 2009-04-08 David Edelsohn <edelsohn@gnu.org>
19476 * config.gcc (aix tm_file): Add aix-stdint.h.
19477 (aix tm clause use_gcc_stdint): Set to wrap.
19478 * config/rs6000/aix-stdint.h: New file.
19480 2009-04-08 Richard Guenther <rguenther@suse.de>
19482 PR middle-end/36291
19483 * tree-dfa.c (add_referenced_var): Do not recurse into
19484 global initializers.
19485 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
19487 (fold_const_aggregate_ref): Likewise.
19489 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
19491 * recog.c (ordered_comparison_operator): New.
19492 * gensupport.c (std_preds): Add it.
19493 * doc/md.texi (Machine-Independent Predicates): Document it.
19495 2009-04-08 Jan Hubicka <jh@suse.cz>
19497 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
19498 * function.h (rtl_eh): Remove exception_handler_label_map.
19499 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
19500 remove_exception_handler_label, for_each_eh_label_1): Remove.
19501 (rtl_remove_unreachable_regions): Remove.
19502 (convert_from_eh_region_ranges): Do not remove unreachable regions.
19503 (find_exception_handler_labels): Don't build the hashtable.
19504 (maybe_remove_eh_handler): Remove.
19505 (for_each_eh_label): Rewrite to walk the tree.
19506 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
19507 * except.h (maybe_remove_eh_handler): Remove.
19508 * passes.c (init_optimization_passes): Schedule second EH cleanup
19510 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
19511 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
19513 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
19515 * genoutput.c (validate_optab_operands): New.
19516 (gen_insn, gen_expand): Call it.
19518 * genflags.c (gen_insn): Detect misused iterators.
19519 (main): Pass line_no to gen_insn, exit with status 1 on error.
19521 * genextract.c (line_no): Make global.
19522 (VEC_safe_set_locstr): Change assertion to error message.
19523 (main): Exit with status 1 on error.
19525 2009-04-08 Joseph Myers <joseph@codesourcery.com>
19529 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
19530 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
19531 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
19532 * c-convert.c (convert): Do not call fold on results of conversion
19533 functions when the result is a C_MAYBE_CONST_EXPR.
19534 * c-parser.c (c_parser_postfix_expression): Do not fold condition
19535 of __builtin_choose_expr.
19536 * c-typeck.c (remove_c_maybe_const_expr): New.
19537 (build_unary_op, build_conditional_expr, build_compound_expr,
19538 build_binary_op, c_objc_common_truthvalue_conversion): Call
19539 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
19542 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
19544 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
19545 CODE to produce a new one. Add a prototype to use fold_convert_const
19547 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
19550 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
19551 mix declarations and code.
19553 2009-04-08 Ben Elliston <bje@au.ibm.com>
19555 * gcc.c: Replace `CC' with `GCC' throughout.
19557 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
19559 * doc/invoke.texi: Document Atom support.
19561 2009-04-07 Jason Merrill <jason@redhat.com>
19564 * c-common.h, c-common.c: Add flag_pretty_templates.
19565 * c-opts.c (c_common_handle_option): Set it.
19566 * c.opt: Add -fno-pretty-templates.
19567 * doc/invoke.texi (C++ Dialect Options): Likewise.
19569 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
19571 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
19572 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
19573 (ia64_expand_builtin): Likewise.
19575 2009-04-07 Martin Jambor <mjambor@suse.cz>
19577 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
19578 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
19579 ADDR_EXPRS are include too.
19581 2009-04-07 Richard Guenther <rguenther@suse.de>
19583 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
19584 decls are only used if passes as parameters or if they are
19585 local statics and the call is not to a builtin.
19586 (call_may_clobber_ref_p_1): Likewise.
19588 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19590 * expr.c (do_store_flag): Remove last argument. Simplify code
19591 to avoid duplication of tests already done by can_compare_p.
19592 (expand_expr_real_1): Adjust caller.
19594 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19596 * optabs.c (can_compare_p): Test the predicate of a
19597 cbranch and cstore pattern.
19599 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19601 * expr.c (convert_move): Use emit_store_flag instead of
19604 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19606 * config/i386/i386.c (ix86_compare_emitted): Remove.
19607 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
19608 ix86_compare_op0 like ix86_compare_emitted used to be handled.
19609 * config/i386/i386.h (ix86_compare_emitted): Remove.
19610 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
19611 instead of ix86_compare_emitted.
19612 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
19614 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
19616 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
19617 Add t-sysroot-suffix to tmake_file.
19618 * config/print-sysroot-suffix.sh: New file.
19619 * config/t-sysroot-suffix: New file.
19621 2009-04-07 Ben Elliston <bje@au.ibm.com>
19623 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
19624 as the latter produces a warning when the target does not support
19627 2009-04-07 Ben Elliston <bje@au.ibm.com>
19629 * dfp.c: Replace type punning assignments with memcpy throughout.
19630 * Makefile.in (dfp.o-warn): Remove.
19632 2009-04-07 Alan Modra <amodra@bigpond.net.au>
19635 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
19636 Include soft-fp/t-softfp after rs6000/t-linux64.
19638 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
19640 * stor-layout.c (set_sizetype): Use the full precision of their
19641 machine mode for bitsize types.
19643 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
19645 * config/i386/i386.md: Revert 2 accidental checkins.
19647 2009-04-06 Joey Ye <joey.ye@intel.com>
19648 Xuepeng Guo <xuepeng.guo@intel.com>
19649 H.J. Lu <hongjiu.lu@intel.com>
19651 Atom pipeline model, tuning and insn selection.
19652 * config.gcc (atom): Add atom config options and target.
19654 * config/i386/atom.md: New.
19656 * config/i386/i386.c (atom_cost): New cost.
19657 (m_ATOM): New macro flag.
19658 (initial_ix86_tune_features): Set m_ATOM.
19659 (x86_accumulate_outgoing_args): Likewise.
19660 (x86_arch_always_fancy_math_387): Likewise.
19661 (processor_target): Add Atom cost.
19662 (cpu_names): Add Atom cpu name.
19663 (override_options): Set Atom ISA.
19664 (ix86_issue_rate): New case PROCESSOR_ATOM.
19665 (ix86_adjust_cost): Likewise.
19667 * config/i386/i386.h (TARGET_ATOM): New target macro.
19668 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
19669 (TARGET_OPT_AGU): New target option.
19670 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
19671 (processor_type): Add PROCESSOR_ATOM.
19673 * config/i386/i386.md (cpu): Add new value "atom".
19674 (use_carry, movu): New attr.
19675 (atom.md): Include atom.md.
19676 (adddi3_carry_rex64): Set attr "use_carry".
19677 (addqi3_carry): Likewise.
19678 (addhi3_carry): Likewise.
19679 (addsi3_carry): Likewise.
19680 (*addsi3_carry_zext): Likewise.
19681 (subdi3_carry_rex64): Likewise.
19682 (subqi3_carry): Likewise.
19683 (subhi3_carry): Likewise.
19684 (subsi3_carry): Likewise.
19685 (x86_movdicc_0_m1_rex64): Likewise.
19686 (*x86_movdicc_0_m1_se): Likewise.
19687 (x86_movsicc_0_m1): Likewise.
19688 (*x86_movsicc_0_m1_se): Likewise.
19689 (*adddi_1_rex64): Emit add insn as much as possible.
19690 (*addsi_1): Likewise.
19691 (return_internal): Set atom_unit.
19692 (return_internal_long): Likewise.
19693 (return_pop_internal): Likewise.
19694 (*rcpsf2_sse): Set atom_sse_attr attr.
19695 (*qrt<mode>2_sse): Likewise.
19696 (*prefetch_sse): Likewise.
19698 * config/i386/i386-c.c (ix86_target_macros_internal): New case
19700 (ix86_target_macros_internal): Likewise.
19702 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
19703 (*prefetch_sse_rex): Likewise.
19704 (sse_rcpv4sf2): Likewise.
19705 (sse_vmrcpv4sf2): Likewise.
19706 (sse_sqrtv4sf2): Likewise.
19707 (<sse>_vmsqrt<mode>2): Likewise.
19708 (sse_ldmxcsr): Likewise.
19709 (sse_stmxcsr): Likewise.
19710 (*sse_sfence): Likewise.
19711 (sse2_clflush): Likewise.
19712 (*sse2_mfence): Likewise.
19713 (*sse2_lfence): Likewise.
19714 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
19715 (<sse>_movup<ssemodesuffixf2c>): Likewise.
19716 (avx_movdqu<avxmodesuffix>): Likewise.
19717 (avx_lddqu<avxmodesuffix>): Likewise.
19718 (sse2_movntv2di): Change attr "type" to "ssemov".
19719 (sse2_movntsi): Likewise.
19720 (rsqrtv8sf2): Change attr "type" to "sseadd".
19721 (sse3_addsubv2df3): Set attr "atom_unit".
19722 (sse3_h<plusminus_insn>v4sf3): Likewise.
19723 (*sse2_pmaddwd): Likewise.
19724 (*vec_extractv2di_1_rex64): Likewise.
19725 (*vec_extractv2di_1_avx): Likewise.
19726 (sse2_psadbw): Likewise.
19727 (ssse3_phaddwv8hi3): Likewise.
19728 (ssse3_phaddwv4hi3): Likewise.
19729 (ssse3_phadddv4si3): Likewise.
19730 (ssse3_phadddv2si3): Likewise.
19731 (ssse3_phaddswv8hi3): Likewise.
19732 (ssse3_phaddswv4hi3): Likewise.
19733 (ssse3_phsubwv8hi3): Likewise.
19734 (ssse3_phsubwv4hi3): Likewise.
19735 (ssse3_phsubdv4si3): Likewise.
19736 (ssse3_phsubdv2si3): Likewise.
19737 (ssse3_phsubswv8hi3): Likewise.
19738 (ssse3_phsubswv4hi3): Likewise.
19739 (ssse3_pmaddubsw128): Likewise.
19740 (sse3_pmaddubsw: Likewise.
19741 (ssse3_palignrti): Likewise.
19742 (ssse3_palignrdi): Likewise.
19744 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
19746 * doc/install.texi (Specific): Fix two cross-references to MinGW.
19748 2009-04-06 Richard Guenther <rguenther@suse.de>
19750 PR tree-optimization/28868
19751 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
19752 of which PHI results we inserted.
19753 (insert_into_preds_of_block): Record inserted PHIs.
19754 (eliminate): Eliminate redundant PHI nodes.
19755 (init_pre): Init inserted_phi_names.
19757 2009-04-06 Richard Guenther <rguenther@suse.de>
19759 PR tree-optimization/39643
19760 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
19761 IMAGPART_EXPRs of complex constants.
19762 (execute_fold_all_builtins): If we folded a call queue
19763 TODO_update_address_taken.
19765 2009-04-06 Jan Hubicka <jh@suse.cz>
19767 PR middle-end/39659
19768 * except.c (remove_unreachable_regions): Propagate may_contain_throw
19771 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
19773 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
19775 (ic_invalidate_array): Likewise.
19777 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
19779 * calls.c (emit_library_call_value_1): Fix a problem with parameter
19780 alignment for library calls.
19782 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
19784 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
19785 (mingw32 tm clause use_gcc_stdint): Set to wrap.
19786 * config/i386/mingw-stdint.h: New file.
19788 2009-04-05 Richard Guenther <rguenther@suse.de>
19790 PR tree-optimization/39648
19791 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
19792 our &A vs. &A[0] IL deficiencies.
19794 2009-04-04 Jan Hubicka <jh@suse.cz>
19796 * except.c (sjlj_find_directly_reachable_regions): Be ready for
19797 removed toplevel regions.
19798 (sjlj_mark_call_sites): Likewise.
19800 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
19802 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
19803 (cygwin tm clause use_gcc_stdint): Set to wrap.
19804 * config/i386/cygwin-stdint.h: New file.
19806 2009-04-04 Richard Guenther <rguenther@suse.de>
19808 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
19809 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
19810 single-argument PHIs if we are in loop-closed SSA form.
19811 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
19812 for the pre-condition.
19813 (slpeel_tree_peel_loop_to_edge): Likewise.
19814 (vect_build_loop_niters): Take an optional sequence to append stmts.
19815 (vect_generate_tmps_on_preheader): Likewise.
19816 (vect_do_peeling_for_loop_bound): Take extra guards for the
19818 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
19819 the cost model check.
19820 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
19821 guards if we are going to peel. Do not apply versioning in that case.
19822 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
19823 (vect_do_peeling_for_loop_bound): Likewise.
19824 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
19825 loop bound only record extra pre-conditions, do not apply loop
19828 2009-04-04 Richard Guenther <rguenther@suse.de>
19830 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
19833 2009-04-04 Jan Hubicka <jh@suse.cz>
19835 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
19836 last_basic_block for size of bb->index indexed array.
19837 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
19838 compute_out, link_btr_uses, build_btr_def_use_webs,
19839 build_btr_def_use_webs, migrate_btr_defs): Likewise.
19841 2009-04-04 Jan Hubicka <jh@suse.cz>
19843 * except.c (remove_eh_handler_and_replace): Break out from ...
19844 (remove_eh_handler): ... here.
19845 (bring_to_root): New function.
19846 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
19847 handled ones, bring others to root of tree.
19849 2009-04-04 Jan Hubicka <jh@suse.cz>
19851 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
19852 (all_phis_safe_to_merge): New function.
19853 (update_info): New structure.
19854 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
19855 (cleanup_empty_eh): Update SSA if possible.
19857 2009-04-04 Richard Guenther <rguenther@suse.de>
19859 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
19860 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
19861 (append_vuse): Likewise.
19863 2009-04-04 Jakub Jelinek <jakub@redhat.com>
19865 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
19866 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
19867 instead of REG_UNSAVED for DW_CFA_undefined.
19868 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
19869 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
19872 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
19875 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
19876 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
19877 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
19879 2009-04-04 Richard Guenther <rguenther@suse.de>
19881 PR tree-optimization/8781
19882 PR tree-optimization/37892
19883 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
19884 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
19885 (valueize_refs): Call it for *& valueizations.
19886 (shared_reference_ops_from_ref): Rename to ...
19887 (valueize_shared_reference_ops_from_ref): ... this and valueize.
19888 (shared_reference_ops_from_call): Rename to ...
19889 (valueize_shared_reference_ops_from_call): ... this and valueize.
19890 (vn_reference_lookup): Update.
19891 (visit_reference_op_call): Likewise.
19892 * tree-ssa-pre.c (phi_translate_1): Fold *&.
19893 (eliminate): Value-replace the call address in call statements.
19895 2009-04-04 Richard Guenther <rguenther@suse.de>
19897 PR tree-optimization/39636
19898 * tree-ssa-forwprop.c
19899 (forward_propagate_addr_into_variable_array_index): Check for
19900 GIMPLE_ASSIGN before accessing the rhs code.
19902 2009-04-03 Jason Merrill <jason@redhat.com>
19904 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
19906 2009-04-03 Steve Ellcey <sje@cup.hp.com>
19908 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
19909 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
19910 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
19911 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
19912 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
19913 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
19914 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
19915 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
19916 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
19917 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
19918 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
19919 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
19920 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
19921 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
19922 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
19923 Use fr_reg_or_fp01_operand instead of fr_register_operand
19925 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
19926 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
19927 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
19929 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
19931 PR rtl-optimization/39607
19932 PR rtl-optimization/39631
19936 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
19937 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
19938 instead of DF_LR_OUT.
19939 * ira-lives.c (process_bb_node_lives): Ditto.
19940 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
19941 instead of DF_LR_{OUT,IN}.
19942 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
19943 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
19945 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
19947 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
19948 (execute_lower_omp): Always run but take the short way out if -fopenmp
19950 (gate_lower_omp): Remove, forcing the pass manager to always run the
19951 pass and always set PROP_gimple_lomp.
19952 (pass_lower_omp): Remove gate function.
19953 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
19954 PROP_trees. Instead, require it.
19955 * ipa-cp.c (pass_ipa_cp): Likewise.
19956 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
19957 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
19958 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
19959 and PROP_gimple_leh.
19961 2009-04-03 Richard Guenther <rguenther@suse.de>
19963 PR middle-end/13146
19964 PR tree-optimization/23940
19965 PR tree-optimization/33237
19966 PR middle-end/33974
19967 PR middle-end/34093
19968 PR tree-optimization/36201
19969 PR tree-optimization/36230
19970 PR tree-optimization/38049
19971 PR tree-optimization/38207
19972 PR tree-optimization/38230
19973 PR tree-optimization/38301
19974 PR tree-optimization/38585
19975 PR middle-end/38895
19976 PR tree-optimization/38985
19977 PR tree-optimization/39299
19978 * tree-ssa-structalias.h: Remove.
19979 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
19980 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
19981 (struct vuse_element_d): Remove.
19982 (struct vuse_vec_d): Likewise.
19983 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
19984 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
19985 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
19986 VUSE_ELEMENT_VAR): Likewise.
19987 (struct voptype_d): Likewise.
19988 (NUM_VOP_FREE_BUCKETS): Likewise.
19989 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
19990 (struct stmt_operands_d): Remove.
19991 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
19992 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
19993 VDEF_NUM, VDEF_VECT): Likewise.
19994 (copy_virtual_operands): Remove.
19995 (operand_build_cmp): Likewise.
19996 (create_ssa_artificial_load_stmt): Likewise.
19997 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
19998 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
19999 vuse_index and mayuse_index members. Pack and move done and iter_type
20000 members to the front.
20001 (SSA_OP_VMAYUSE): Remove.
20002 (SSA_OP_VIRTUAL_USES): Adjust.
20003 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
20004 (unlink_stmt_vdef): Declare.
20005 (add_to_addressable_set): Remove.
20006 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
20007 (vrp_visit_stmt): Likewise.
20008 * doc/tree-ssa.texi (Alias analysis): Update.
20009 * doc/invoke.texi (max-aliased-vops): Remove docs.
20010 (avg-aliased-vops): Likewise.
20011 * tree-into-ssa.c (syms_to_rename): Remove.
20012 (need_to_update_vops_p): Likewise.
20013 (need_to_initialize_update_ssa_p): Rename to ...
20014 (update_ssa_initialized_fn): ... this. Track function we are
20016 (symbol_marked_for_renaming): Simplify.
20017 (add_new_name_mapping): Do not set need_to_update_vops_p.
20018 (dump_currdefs): Use SYMS_TO_RENAME.
20019 (rewrite_update_stmt): Always walk all uses/defs.
20020 (dump_update_ssa): Adjust.
20021 (init_update_ssa): Take function argument. Track what we are
20023 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
20024 (create_new_def_for): Initialize for cfun, assert we are initialized
20026 (mark_sym_for_renaming): Simplify.
20027 (mark_set_for_renaming): Do not initialize update-ssa.
20028 (need_ssa_update_p): Simplify. Take function argument.
20029 (name_mappings_registered_p): Assert we ask for the correct function.
20030 (name_registered_for_update_p): Likewise.
20031 (ssa_names_to_replace): Likewise.
20032 (release_ssa_name_after_update_ssa): Likewise.
20033 (update_ssa): Likewise. Use SYMS_TO_RENAME.
20034 (dump_decl_set): Do not print a newline.
20035 (debug_decl_set): Do it here.
20036 (dump_update_ssa): And here.
20037 * tree-ssa-loop-im.c (move_computations): Adjust.
20038 (movement_possibility): Likewise.
20039 (determine_max_movement): Likewise.
20040 (gather_mem_refs_stmt): Likewise.
20041 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
20042 or NAME_MEMORY_TAG.
20043 * tree-complex.c (update_all_vops): Remove.
20044 (expand_complex_move): Adjust.
20045 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
20046 Simplify test for memory referencing statement. Exclude
20047 non-invariant ADDR_EXPRs.
20048 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
20049 * tree-loop-distribution.c (generate_memset_zero): Adjust.
20050 (rdg_flag_uses): Likewise.
20051 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
20053 (tree_optimize_tail_calls_1): Also split the
20054 edge from the entry block if we have degenerate PHI nodes in
20055 the first basic block.
20056 * tree.c (init_ttree): Remove memory-tag related code.
20057 (tree_code_size): Likewise.
20058 (tree_node_structure): Likewise.
20059 (build7_stat): Re-write to be build6_stat.
20060 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
20061 (SSA_VAR_P): Adjust.
20062 (struct tree_memory_tag): Remove.
20063 (struct tree_memory_partition_tag): Likewise.
20064 (union tree_node): Adjust.
20065 (build7): Re-write to be build6.
20066 * tree-pass.h (pass_reset_cc_flags): Remove.
20067 (TODO_update_address_taken): New flag.
20068 (pass_simple_dse): Remove.
20069 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
20070 * params.h (MAX_ALIASED_VOPS): Remove.
20071 (AVG_ALIASED_VOPS): Likewise.
20072 * omp-low.c (expand_omp_taskreg): Update SSA form.
20073 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
20074 aliases the lhs in a copy stmt.
20075 * tree-ssa-dse.c (struct address_walk_data): Remove.
20076 (memory_ssa_name_same): Likewise.
20077 (memory_address_same): Likewise.
20078 (get_kill_of_stmt_lhs): Likewise.
20079 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
20080 unused stores. Look through PHI nodes into post-dominated regions.
20081 (dse_optimize_stmt): Simplify. Properly remove stores.
20082 (tree_ssa_dse): Compute dominators.
20083 (execute_simple_dse): Remove.
20084 (pass_simple_dse): Likewise.
20085 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
20086 gimple_loaded_syms and gimple_stored_syms computation.
20087 * toplev.c (dump_memory_report): Dump alias and pta stats.
20088 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
20089 (vn_reference_eq): Likewise.
20090 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
20091 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
20092 valueize_vuses): Remove.
20093 (get_def_ref_stmt_vuses): Simplify. Rename to ...
20094 (get_def_ref_stmt_vuse): ... this.
20095 (vn_reference_lookup_2): New function.
20096 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
20097 walking equivalent vuses. Simplify.
20098 (vn_reference_lookup): Likewise.
20099 (vn_reference_insert): Likewise.
20100 (vn_reference_insert_pieces): Likewise.
20101 (visit_reference_op_call): Simplify.
20102 (visit_reference_op_load): Likewise.
20103 (visit_reference_op_store): Likewise.
20104 (init_scc_vn): Remove shared_lookup_vuses initialization.
20105 (free_scc_vn): Remove shared_lookup_vuses freeing.
20106 (sort_vuses, sort_vuses_heap): Remove.
20107 (get_ref_from_reference_ops): Export.
20108 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
20109 vector with single vuse pointer.
20110 (vn_reference_lookup_pieces, vn_reference_lookup,
20111 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
20112 (shared_vuses_from_stmt): Remove.
20113 (get_ref_from_reference_ops): Declare.
20114 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
20115 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
20116 memory-tag related code.
20117 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
20118 (likely_value): Add comment, skip static-chain of call statements.
20119 (surely_varying_stmt_p): Adjust.
20120 (gimplify_and_update_call_from_tree): Likewise.
20121 (execute_fold_all_builtins): Do not rebuild alias info.
20122 (gimplify_and_update_call_from_tree): Properly update VOPs.
20123 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
20124 (copy_ref_info): Remove memory-tag related code.
20125 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
20126 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
20127 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
20129 * tree-ssa-dom.c (gimple_p): Remove typedef.
20130 (eliminate_redundant_computations): Adjust.
20131 (record_equivalences_from_stmt): Likewise.
20132 (avail_expr_hash): Likewise.
20133 (avail_expr_eq): Likewise.
20134 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
20135 (stmt_makes_single_load): Likewise.
20136 (stmt_makes_single_store): Likewise.
20137 * tree-ssa-alias.c: Rewrite completely.
20138 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
20139 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
20140 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
20141 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
20142 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
20143 Remove public functions.
20144 (pass_reset_cc_flags): Remove.
20145 (pass_build_alias): Move ...
20146 * tree-ssa-structalias.c (pass_build_alias): ... here.
20147 * tree-ssa-alias.c (may_be_aliased): Move ...
20148 * tree-flow-inline.h (may_be_aliased): ... here.
20149 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
20150 count_uses_and_derefs): Move ...
20151 * gimple.c: ... here.
20152 * gimple.h (count_uses_and_derefs): Declare.
20153 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
20154 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
20155 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
20156 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
20157 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
20158 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
20159 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
20161 * tree-dfa.c (refs_may_alias_p): Move ...
20162 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
20163 * tree-ssa-alias.h: New file.
20164 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
20165 (statement_sink_location): Likewise.
20166 * opts.c (decode_options): Do not adjust max-aliased-vops or
20167 avg-aliased-vops values.
20168 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
20169 (TV_CALL_CLOBBER): Likewise.
20170 (TV_FLOW_SENSITIVE): Likewise.
20171 (TV_FLOW_INSENSITIVE): Likewise.
20172 (TV_MEMORY_PARTITIONING): Likewise.
20173 (TV_ALIAS_STMT_WALK): New timevar.
20174 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
20175 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
20176 (get_address_description): Remove memory-tag related code.
20177 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
20178 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
20179 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
20180 and immediate uses in statements. Document.
20181 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
20182 (dump_symbols): Remove.
20183 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
20184 * alias.c (get_deref_alias_set): New function split out from ...
20185 (get_alias_set): ... here.
20186 * alias.h (get_deref_alias_set): Declare.
20187 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
20188 type parameter. Remove restrict pointer handling. Create a
20189 ref-all pointer in case type-based alias sets do not conflict.
20190 (vect_analyze_data_refs): Remove SMT related code.
20191 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
20192 (vectorizable_load): Likewise.
20193 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
20194 (DR_SYMBOL_TAG, DR_VOPS): Remove.
20195 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
20196 Ignore vops and SMTs.
20197 (dr_analyze_alias): Likewise..
20198 (free_data_ref): Likewise.
20199 (create_data_ref): Likewise.
20200 (analyze_all_data_dependences): Likewise.
20201 (get_references_in_stmt): Adjust.
20202 * tree-flow-inline.h (gimple_aliases_computed_p,
20203 gimple_addressable_vars, gimple_call_clobbered_vars,
20204 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
20205 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
20206 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
20207 gimple_mem_ref_stats): Remove.
20208 (gimple_vop): New function.
20209 (op_iter_next_use): Remove vuses and mayuses cases.
20210 (op_iter_next_def): Remove vdefs case.
20211 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
20212 (clear_and_done_ssa_iter): Do not set removed fields.
20213 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
20214 Assert we are not iterating over vuses or vdefs if not also
20215 iterating over uses or defs.
20216 (op_iter_init_use): Likewise.
20217 (op_iter_init_def): Likewise.
20218 (op_iter_next_vdef): Remove.
20219 (op_iter_next_mustdef): Likewise.
20220 (op_iter_init_vdef): Likewise.
20221 (compare_ssa_operands_equal): Likewise.
20222 (link_use_stmts_after): Handle vuse operand.
20223 (is_call_used): Use is_call_clobbered.
20224 (is_call_clobbered): Global variables are always call clobbered,
20225 query the call-clobbers bitmap.
20226 (mark_call_clobbered): Ignore global variables.
20227 (clear_call_clobbered): Likewise.
20228 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
20229 virtual operands sanity check.
20230 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
20232 (TARGET_MEM_REF): Remove TMR_TAG operand.
20233 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
20234 Remove call-clobber related code.
20235 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
20236 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
20237 partitions or escape reason.
20238 (get_single_def_stmt, get_single_def_stmt_from_phi,
20239 get_single_def_stmt_with_phi): Remove.
20240 (dump_referenced_vars): Tidy.
20241 (get_ref_base_and_extent): Allow bare decls.
20242 (collect_dfa_stats): Adjust.
20243 * graphite.c (rename_variables_in_stmt): Adjust.
20244 (graphite_copy_stmts_from_block): Likewise.
20245 (translate_clast): Likewise.
20246 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
20248 (translate_vuse_through_block): Use the oracle.
20249 (phi_translate_1): Adjust.
20250 (value_dies_in_block_x): Use the oracle. Cache the outcome
20252 (valid_in_sets): Check if the VUSE for
20253 a REFERENCE is available.
20254 (eliminate): Do not remove stmts during elimination,
20255 instead queue and remove them afterwards.
20256 (do_pre): Do not rebuild alias info.
20257 (pass_pre): Run TODO_rebuild_alias before PRE.
20258 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
20259 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
20260 (mark_all_v_defs_stmt): Remove.
20261 (mark_all_v_defs_seq): Adjust.
20262 (sra_replace): Likewise.
20263 (scalarize_use): Likewise.
20264 (scalarize_copy): Likewise.
20265 (scalarize_init): Likewise.
20266 (scalarize_ldst): Likewise.
20267 (todoflags): Remove.
20268 (tree_sra): Do not rebuild alias info.
20269 (tree_sra_early): Adjust.
20270 (pass_sra): Run TODO_update_address_taken before SRA.
20271 * tree-predcom.c (set_alias_info): Remove.
20272 (prepare_initializers_chain): Do not call it.
20273 (mark_virtual_ops_for_renaming): Adjust.
20274 (mark_virtual_ops_for_renaming_list): Remove.
20275 (initialize_root_vars): Adjust.
20276 (initialize_root_vars_lm): Likewise.
20277 (prepare_initializers_chain): Likewise.
20278 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
20279 (may_propagate_copy_into_stmt): Likewise.
20280 (merge_alias_info): Do nothing for now.
20281 (propagate_tree_value_into_stmt): Adjust.
20282 (stmt_may_generate_copy): Likewise.
20283 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
20284 not mark symbols for renaming.
20285 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
20286 with the same statement, make sure to update the new pointed-to one.
20287 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
20288 call statements, do not mark symbols for renaming.
20289 (mark_operand_necessary): Dump something.
20290 (ref_may_be_aliased): New function.
20291 (mark_aliased_reaching_defs_necessary_1): New helper function.
20292 (mark_aliased_reaching_defs_necessary): Likewise.
20293 (mark_all_reaching_defs_necessary_1): Likewise.
20294 (mark_all_reaching_defs_necessary): Likewise.
20295 (propagate_necessity): Do not process virtual PHIs. For
20296 non-aliased loads mark all reaching definitions as necessary.
20297 For aliased loads and stores mark the immediate dominating
20298 aliased clobbers as necessary.
20299 (visited): New global static.
20300 (perform_tree_ssa_dce): Free visited bitmap after propagating
20302 (remove_dead_phis): Perform simple dead virtual PHI removal.
20303 (remove_dead_stmt): Properly unlink virtual operands when
20305 (eliminate_unnecessary_stmts): Schedule PHI removal after
20307 * tree-ssa-ter.c (is_replaceable_p): Adjust.
20308 (process_replaceable): Likewise.
20309 (find_replaceable_in_bb): Likewise.
20310 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
20311 based on the single gimple vop.
20312 (verify_flow_insensitive_alias_info): Remove.
20313 (verify_flow_sensitive_alias_info): Likewise.
20314 (verify_call_clobbering): Likewise.
20315 (verify_memory_partitions): Likewise.
20316 (verify_alias_info): Likewise.
20317 (verify_ssa): Adjust..
20318 (execute_update_addresses_taken): Export. Update SSA
20319 manually. Optimize only when optimizing. Use a local bitmap.
20320 (pass_update_address_taken): Remove TODO_update_ssa, add
20322 (pass_update_address_taken): Just use TODO_update_address_taken.
20323 (init_tree_ssa): Do not initialize addressable_vars.
20324 (verify_ssa): Verify new VUSE / VDEF properties.
20325 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
20326 Do not call verify_alias_info.
20327 (delete_tree_ssa): Clear the VUSE, VDEF operands.
20328 Do not free the loaded and stored syms bitmaps. Reset the escaped
20329 and callused solutions. Do not free addressable_vars.
20330 Remove memory-tag related code.
20331 (warn_uninitialized_var): Aliases are always available.
20332 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
20333 * lambda-code.c (can_put_in_inner_loop): Adjust.
20334 (can_put_after_inner_loop): Likewise.
20335 (perfect_nestify): Likewise.
20336 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
20337 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
20338 (vectorizable_conversion): Do not mark symbols for renaming.
20339 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
20340 (expand_call_inline): Unlink the calls virtual operands before
20342 (tree_function_versioning): Do not call update_ssa if we are not
20343 updating clones. Simplify.
20344 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
20345 (propagate_with_phi): Likewise..
20346 * tree-outof-ssa.c (create_temp): Remove memory tag and call
20347 clobber code. Assert we are not aliased or global.
20348 * tree-flow.h: Include tree-ssa-alias.h
20349 (enum escape_type): Remove.
20350 (struct mem_sym_stats_d): Likewise.
20351 (struct mem_ref_stats_d): Likewise.
20352 (struct gimple_df): Add vop member. Remove global_var,
20353 call_clobbered_vars, call_used_vars, addressable_vars,
20354 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
20355 escaped and callused members.
20356 (struct ptr_info_def): Remove all members, add points-to solution
20358 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
20359 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
20360 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
20361 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
20362 (tree-ssa-alias.o): Likewise.
20363 (toplev.o): Add tree-ssa-alias.h
20364 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
20365 * gimple.c (gimple_set_bb): Fix off-by-one error.
20366 (is_gimple_reg): Do not handle memory tags.
20367 (gimple_copy): Also copy virtual operands.
20368 Delay updating the statement. Do not reset loaded and stored syms.
20369 (gimple_set_stored_syms): Remove.
20370 (gimple_set_loaded_syms): Likewise.
20371 (gimple_call_copy_skip_args): Copy the virtual operands
20372 and mark the new statement modified.
20373 * tree-ssa-structalias.c (may_alias_p): Remove.
20374 (set_uids_in_ptset): Take the alias set to prune with as
20375 parameter. Fold in the alias test of may_alias_p.
20376 (compute_points_to_sets): Compute whether a ptr is dereferenced
20377 in a local sbitmap.
20378 (process_constraint): Deal with &ANYTHING on the lhs, reject all
20379 other ADDRESSOF constraints on the lhs.
20380 (get_constraint_for_component_ref): Assert that we don't get
20381 ADDRESSOF constraints from the base of the reference.
20382 Properly generate UNKNOWN_OFFSET for DEREF if needed.
20383 (struct variable_info): Remove collapsed_to member.
20384 (get_varinfo_fc): Remove.
20385 (new_var_info): Do not set collapsed_to.
20386 (dump_constraint): Do not follow cycles.
20387 (dump_constraint_graph): Likewise.
20388 (build_pred_graph): Likewise.
20389 (build_succ_graph): Likewise.
20390 (rewrite_constraints): Likewise.
20391 (do_simple_structure_copy): Remove.
20392 (do_rhs_deref_structure_copy): Remove.
20393 (do_lhs_deref_structure_copy): Remove.
20394 (collapse_rest_of_var): Remove.
20395 (do_structure_copy): Re-implement.
20396 (pta_stats): New global variable.
20397 (dump_pta_stats): New function.
20398 (struct constraint_expr): Make offset signed.
20399 (UNKNOWN_OFFSET): Define special value.
20400 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
20401 (solution_set_expand): New helper function split out from ...
20402 (do_sd_constraint): ... here.
20403 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
20404 (do_ds_constraint): Likewise.
20405 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
20406 and CALLUSED = *CALLUSED.
20407 (set_union_with_increment): Make inc argument signed.
20408 (type_safe): Remove.
20409 (get_constraint_for_ptr_offset): Handle unknown and negative
20411 (first_vi_for_offset): Handle offsets before start. Bail
20412 out early for offsets beyond the variable extent.
20413 (first_or_preceding_vi_for_offset): New function.
20414 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
20415 Together with ESCAPED = *ESCAPED this properly computes reachability.
20416 (find_what_var_points_to): New function.
20417 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
20418 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
20419 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
20420 pt_solutions_intersect): New functions.
20421 (compute_call_used_vars): Remove.
20422 (compute_may_aliases): New main entry into PTA computation.
20423 * gimple.h (gimple_p): New typedef.
20424 (struct gimple_statement_base): Remove references_memory_p.
20425 (struct gimple_statement_with_memory_ops_base): Remove
20426 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
20428 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
20429 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
20430 gimple_set_references_memory): Remove.
20431 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
20432 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
20434 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
20435 (verify_expr): Allow RESULT_DECL.
20436 (gimple_duplicate_bb): Do not copy virtual operands.
20437 (gimple_duplicate_sese_region): Adjust.
20438 (gimple_duplicate_sese_tail): Likewise.
20439 (mark_virtual_ops_in_region): Remove.
20440 (move_sese_region_to_fn): Do not call it.
20441 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
20442 and pass_simple_dse.
20443 (execute_function_todo): Handle TODO_update_address_taken,
20444 call execute_update_addresses_taken for TODO_rebuild_alias.
20445 (execute_todo): Adjust.
20446 (execute_one_pass): Init dump files early.
20447 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
20449 (create_general_new_stmt): Clear vops.
20450 * tree-ssa-reassoc.c (get_rank): Adjust.
20451 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
20452 symbols for renaming.
20453 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
20454 (PARAM_AVG_ALIASED_VOPS): Likewise.
20455 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
20456 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
20457 * tree-ssa-operands.c: Simplify for new virtual operand representation.
20458 (operand_build_cmp, copy_virtual_operands,
20459 create_ssa_artificial_load_stmt, add_to_addressable_set,
20460 gimple_add_to_addresses_taken): Remove public functions.
20461 (unlink_stmt_vdef): New function.
20463 2009-04-03 Alan Modra <amodra@bigpond.net.au>
20465 * config.gcc (powerpc-*-linux*): Merge variants.
20467 2009-04-02 Chao-ying Fu <fu@mips.com>
20468 James Grosbach <james.grosbach@microchip.com>
20470 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
20471 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
20473 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
20474 keep_interrupts_masked_p, use_debug_exception_return_p.
20475 (mips_attribute_table): Add interrupt, use_shadow_register_set,
20476 keep_interrupts_masked, use_debug_exception_return.
20477 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
20478 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
20480 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
20481 (mips_print_operand): Process COP0 registers to print $0 .. $31
20482 correctly for GAS to process.
20483 (mips_interrupt_extra_call_saved_reg_p): New function.
20484 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
20486 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
20487 (mips_compute_frame_info): Add supports for interrupt context that
20488 includes doubleword accumulators and COP0 registers.
20489 (mips_for_each_saved_acc): New function.
20490 (mips_for_each_saved_gpr_and_fpr): Change the function name from
20491 mips_for_each_saved_reg.
20492 (mips_save_reg): Save accumulators.
20493 (mips_kernel_reg_p): A new for_each_rtx callback.
20494 (mips_expand_prologue): Support interrupt handlers.
20495 (mips_restore_reg): Restore accumulators.
20496 (mips_expand_epilogue): Support interrupt handlers.
20497 (mips_can_use_return_insn): Return false for interrupt handlers.
20498 (mips_epilogue_uses): New function.
20499 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
20500 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
20501 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
20502 cop0_move): New instructions.
20503 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
20504 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
20506 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
20508 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
20509 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
20510 interrupt handlers, we use K0 as the temporary register.
20511 (EPILOGUE_USES): Change to a function call.
20512 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
20513 handlers, we use K0 as the temporary register.
20515 * doc/extend.texi (Function Attributes): Document interrupt,
20516 use_shadow_register_set, keep_interrupts_masked,
20517 use_debug_exception_return for MIPS attributes.
20519 2009-04-03 Alan Modra <amodra@bigpond.net.au>
20521 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
20522 Remove a number of t-files from tmake_file.
20523 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
20524 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
20525 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
20526 target_prototype, not TARGET_PROTOTYPE.
20527 (LINK_OS_GNU_SPEC): Define.
20528 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
20529 and darwin-ldoubdle.c.
20531 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
20534 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
20535 (cpp_options): Ditto.
20536 (default_compilers): Ditto.
20537 (display_help): Ditto.
20538 (process_command): Ditto.
20539 (do_spec_1): Ditto.
20540 (set_input): Use lbasename instead of duplicate code.
20541 (save_temps_prefix): New static for -save-temps=obj.
20542 (save_temps_length): Ditto.
20544 * doc/invoke.texi (-save-temps=obj): Document new variant to
20545 -save-temps switch.
20547 2009-04-02 Jeff Law <law@redhat.com>
20549 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
20552 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
20554 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
20555 * configure: Regenerated.
20557 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20559 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
20560 share the argument list.
20562 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20566 2009-02-12 Diego Novillo <dnovillo@google.com>
20568 * varpool.c (debug_varpool): New.
20569 * cgraph.h (debug_varpool): Declare.
20571 2009-04-02 Jan Hubicka <jh@suse.cz>
20573 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
20576 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
20578 * config/i386/i386.c (ix86_abi): Move initialization to ...
20579 (override_options): Here.
20581 2009-04-02 Christian Bruel <christian.bruel@st.com>
20583 * config/sh/sh.c (sh_dwarf_register_span): New function.
20584 (TARGET_DWARF_REGISTER_SPAN): Define.
20585 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
20587 2009-04-02 Ira Rosen <irar@il.ibm.com>
20589 PR tree-optimization/39595
20590 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
20591 interleaved loads group is not greater than the SLP group size.
20593 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20595 * builtins.c (is_builtin_name): New.
20596 (called_as_built_in): Use is_builtin_name.
20597 * tree.h (is_builtin_name): New.
20598 * varasm.c (incorporeal_function_p): Use is_builtin_name
20600 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
20602 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
20604 2009-04-02 Dodji Seketeli <dodji@redhat.com>
20607 * c-decl.c (clone_underlying_type): Move this ...
20608 * c-common.c (set_underlying_type): ... here.
20609 Also, make sure the function properly sets TYPE_STUB_DECL() on
20610 the newly created typedef variant type.
20611 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
20612 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
20615 2009-04-02 Richard Guenther <rguenther@suse.de>
20617 PR tree-optimization/37221
20618 * tree-flow.h (degenerate_phi_result): Declare.
20619 * tree-ssa-dom.c (degenerate_phi_result): Export.
20620 * tree-scalar-evolution.c (analyze_initial_condition): If
20621 the initial condition is defined by a degenerate PHI node
20622 use the degenerate value.
20624 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
20626 PR rtl-optimization/39588
20627 * combine.c (merge_outer_ops): Do not set the constant when this
20629 (simplify_shift_const_1): Do not modify it either in this case.
20631 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
20633 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
20634 tuning is deprecated if -mtune value is set to an Itanium1 variant.
20636 2009-04-01 Janis Johnson <janis187@us.ibm.com>
20639 * c-lex.c (interpret_float): Default (no suffix) is double.
20641 2009-04-1 Xinliang David Li <davidxl@google.com>
20643 * config/i386/i386.c (legitimate_constant_p): Recognize
20644 all one vector constant.
20646 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20648 * config/vax/vax.c: Add #includes to silence warnings.
20649 Change #include order to silence two warnings.
20651 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20653 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
20654 (ASM_SPEC): Pass -k to the assembler for PIC code.
20656 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20658 * config.gcc: Add vax-*-linux* to the switch.
20659 * config/vax/linux.h: New file. (TARGET_VERSION,
20660 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
20662 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20664 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
20665 Use predicate macros instead of GET_CODE() == foo.
20666 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
20667 ashlsi3, rotrsi3, <unnamed>): Likewise.
20669 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20671 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
20672 jbbccihi, jbbccisi): Remova trailing whitespace.
20673 * config/vax/constraints.md: Likewise.
20674 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
20675 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
20676 * config/vax/predicates.md: Likewise.
20677 * config/vax/vax.c (print_operand_address, vax_output_int_move,
20678 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
20679 * config/vax/vax.h: Likewise.
20680 * config/vax/vax.md (nonlocal_goto): Likewise.
20682 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20684 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
20685 (indirectable_address_p, adjacent_operands_p): Add spaces around
20687 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
20689 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20691 * config/vax/vax.c (legitimate_constant_address_p,
20692 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
20693 index_term_p, reg_plus_index_p, legitimate_address_p,
20694 vax_mode_dependent_address_p): Update comments to match functions
20695 modified by the recent int->bool conversion.
20697 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20699 * config/vax/builtins.md: Update copyright message.
20700 * config/vax/constraints.md: Likewise.
20701 * config/vax/netbsd-elf.h: Likewise.
20702 * config/vax/predicates.md: Likewise.
20703 * config/vax/vax-protos.h: Likewise.
20704 * config/vax/vax.c: Likewise.
20705 * config/vax/vax.h: Likewise.
20706 * config/vax/vax.md: Likewise.
20707 * config/vax/vax.opt: Likewise.
20709 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20711 * config/vax/builtins.md (ffssi2, ffssi2_internal,
20712 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
20713 * config/vax/constraints.md (B, R): Likewise.
20714 * config/vax/predicates.md (external_memory_operand,
20715 nonimmediate_addsub_di_operand): Likewise.
20716 * config/vax/vax.c (vax_output_int_add): Likewise.
20717 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
20718 untyped_call): Likewise.
20720 2009-04-01 Matt Thomas <matt@3am-software.com>
20722 * config/vax/predicates.md: New file.
20723 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
20724 external_const_operand, nonsymbolic_operand, external_memory_operand,
20725 indirect_memory_operand, indexed_memory_operand,
20726 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
20727 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
20729 * config/vax/constraints.md: New file.
20730 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
20732 * config/vax/builtins.md: New file.
20733 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
20734 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
20736 * config/vax/vax.opt (mqmath): Add option.
20737 * config/vax/vax.md (isfx): Extend with DI.
20738 (VAXintQH, VAXintQHSD): Define.
20739 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
20740 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
20741 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
20742 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
20743 (movdi): Update constraints and use vax_output_int_move().
20744 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
20745 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
20746 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
20747 nonlocal_goto): New.
20748 (mov<mode>): Extend accepted operand types.
20749 (subdi3_old): Rename from subdi3, change update constraints and use
20750 a new implementation.
20751 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
20752 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
20753 MOVE_RATIO, CLEAR_RATIO): Define.
20754 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
20755 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
20756 (PRINT_OPERAND): Redefine using a function instead of inlined code.
20757 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
20758 (split_quadword_operands): Make static and really allow variable
20760 (print_operand_address): Update for PIC generation.
20761 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
20762 indexable_address_p, fixup_mathdi_operand,
20763 vax_expand_addsub_di_operands, adjacent_operands_p): New.
20764 (vax_float_literal, legitimate_constant_p,
20765 indirectable_constant_address_p, index_term_p,
20766 reg_plus_index_p): Return bool instead of int.
20767 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
20769 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
20771 (vax_output_conditional_branch): Indent.
20772 (legitimate_constant_address_p, indirectable_constant_address_p,
20773 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
20774 vax_mode_dependent_address_p): Return bool instead of int, update for
20776 * config/vax/vax-protos.h (legitimate_constant_address_p,
20777 legitimate_constant_p, legitimate_address_p,
20778 vax_mode_dependent_address_p): Change declaration to bool.
20779 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
20780 vax_expand_addsub_di_operands, vax_output_int_subtract,
20781 vax_output_movmemsi): Declare.
20782 (split_quadword_operands, vax_float_literal): Delete declaration.
20783 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
20784 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
20785 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
20786 ASM_OUTPUT_DWARF_PCREL): Define.
20787 (ASM_SPEC): Change definition to allow PIC generation.
20789 2009-04-01 Steve Ellcey <sje@cup.hp.com>
20791 * doc/sourcebuild.texi: Update front-end requirements.
20793 2009-04-01 Jakub Jelinek <jakub@redhat.com>
20796 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
20797 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
20798 (booldi3_internal3): Use boolean_or_operator instead of
20801 2009-04-01 Joseph Myers <joseph@codesourcery.com>
20804 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
20805 declarator whose size is not an integer constant expression but
20806 folds to an integer constant, then treat it as a constant
20809 2009-04-01 Richard Guenther <rguenther@suse.de>
20811 * fold-const.c (fold_plusminus_mult_expr): Do not fold
20812 i * 4 + 2 to (i * 2 + 1) * 2.
20814 2009-04-01 Jakub Jelinek <jakub@redhat.com>
20817 * c-parser.c (c_parser_asm_statement): Skip until close paren and
20818 return if c_parser_asm_string_literal returned NULL.
20820 2009-04-01 Nick Clifton <nickc@redhat.com>
20822 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
20824 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
20825 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
20826 other typedefs to avoid conflicts with libgcc2.c. Define labels
20827 to gain 16-bit bit-manipulation functions from libgcc2.c and then
20829 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
20830 to gain 16-bit trapping arithmetic functions from libgcc2.c and
20833 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
20835 * varasm.c (default_function_rodata_section): Declare DOT as
20838 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
20839 Andrey Galkin <agalkin@hypercom.com>
20842 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
20843 Make object_name unique for each process.
20845 2009-04-01 Jakub Jelinek <jakub@redhat.com>
20848 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
20849 addressable variables in the parallel that could go out of scope while
20850 running queued tasks.
20852 2009-04-01 Anatoly Sokolov <aesok@post.ru>
20854 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
20855 (CASE_VALUES_THRESHOLD): Redefine.
20856 * config/avr/avr.c (avr_override_options): Remove initialization of
20857 avr_case_values_threshold variable.
20858 (avr_case_values_threshold): Remove variable. Add new function.
20859 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
20860 * config/avr/avr.opt (mno-tablejump): Remove option.
20861 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
20863 2009-04-01 DJ Delorie <dj@redhat.com>
20865 * varasm.c (default_function_rodata_section): Don't assume
20866 anything about where the first '.' in the section name is.
20868 2009-04-01 Alan Modra <amodra@bigpond.net.au>
20870 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
20871 rs6000_emit_stack_tie.
20873 2009-03-31 Ian Lance Taylor <iant@google.com>
20875 * tree-eh.c (tree_remove_unreachable_handlers): Compare
20876 gimple_code with GIMPLE_RESX, not RESX.
20878 2009-03-31 Joseph Myers <joseph@codesourcery.com>
20880 * c-common.c (c_get_ident): New.
20881 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
20883 2009-04-01 Ben Elliston <bje@au.ibm.com>
20885 * config/rs6000/sysv4.opt (msdata): Improve option description.
20887 2009-03-31 Steve Ellcey <sje@cup.hp.com>
20889 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
20890 (divdf3_internal_lat): Remove.
20891 (divxf3_internal_lat): Remove.
20892 (divxf3_internal_thr): Remove.
20893 (divxf): Use divxf3_internal.
20894 * config/ia64/div.md (divsf3_internal_lat): New.
20895 (divdf3_internal_lat): New.
20896 (divxf3_internal): New.
20898 2009-03-31 Joseph Myers <joseph@codesourcery.com>
20901 * Makefile.in (USE_GCC_STDINT): Define.
20902 (stmp-int-hdrs): Install stdint.h if applicable.
20903 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
20905 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
20906 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
20907 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
20908 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
20909 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
20910 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
20911 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
20912 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
20913 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
20914 (c_common_nodes_and_builtins): Initialize
20915 underlying_wchar_type_node. Do not initialize
20916 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
20917 nodes for new types.
20918 (c_stddef_cpp_builtins): Define macros for new types.
20919 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
20921 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
20922 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
20923 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
20924 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
20925 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
20926 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
20927 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
20928 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
20929 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
20930 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
20931 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
20932 int16_type_node, int32_type_node, int64_type_node,
20933 uint8_type_node, uint16_type_node, c_uint32_type_node,
20934 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
20935 int_least32_type_node, int_least64_type_node,
20936 uint_least8_type_node, uint_least16_type_node,
20937 uint_least32_type_node, uint_least64_type_node,
20938 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
20939 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
20940 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
20941 uintptr_type_node): Define.
20942 * c-cppbuiltin.c (builtin_define_constants,
20943 builtin_define_type_minmax): New.
20944 (builtin_define_stdint_macros): Define more macros.
20945 (c_cpp_builtins): Define more limit macros.
20946 (type_suffix): New.
20947 (builtin_define_type_max): Define in terms of
20948 builtin_define_type_minmax. Remove is_long parameter. All
20950 * config.gcc (use_gcc_stdint): Define.
20951 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
20952 Add newlib-stdint.h for generic targets.
20953 * config/glibc-stdint.h, config/newlib-stdint.h,
20954 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
20955 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
20956 * config/score/score.h (UINTPTR_TYPE): Define.
20957 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
20958 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
20959 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
20960 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
20961 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
20962 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
20963 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
20964 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
20965 * config/spu/spu.h (STDINT_LONG32): Define.
20966 * configure.ac (use_gcc_stdint): Substitute.
20967 * configure: Regenerate.
20968 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
20969 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
20970 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
20971 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
20972 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
20973 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
20974 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
20975 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
20976 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
20977 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
20978 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
20979 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
20980 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
20981 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
20982 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
20983 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
20984 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
20985 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
20986 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
20987 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
20988 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
20989 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
20990 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
20991 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
20992 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
20993 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
20994 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
20995 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
20996 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
20998 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
21000 * loop-iv.c (suitable_set_for_replacement): Renamed from
21001 simplify_using_assignment; changed to return bool and to accept new
21002 args DEST and SRC. Return true iff we find a source/destination pair
21003 that can be used to make a replacement, and fill SRC and DEST if so.
21004 Remove arg ALTERED. Don't deal with altered regs here. All callers
21006 (simplify_using_initial_values): Deal with altered regs here and track
21007 more precisely the effect they have on the validity of our expression.
21009 * loop-iv.c (simplify_using_condition): A condition of the form
21010 (EQ REG CONST) can be used to simply make a substitution.
21011 (simplify_using_initial_values): Keep track of conditions we have seen
21012 and keep using them to simplify new expressions, while applying the
21013 same substitutions to them as to the expression.
21015 * simplify-rtx.c (simplify_relational_operation_1): Simplify
21016 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
21019 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
21020 changed. Use this when trying to improve the upper bound.
21021 Generate the comparison by using simplify_gen_relational.
21023 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
21025 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
21027 (simplify_using_assignment, simplify_using_initial_values): Call
21028 replace_in_expr to make replacements. Call replace_single_def_regs
21029 once on the initial version of the expression.
21031 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21034 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
21036 2009-03-31 Richard Guenther <rguenther@suse.de>
21038 PR middle-end/31029
21039 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
21040 equality comparisons. Fold C - X CMP X if C % 2 == 1.
21042 2009-03-31 Richard Guenther <rguenther@suse.de>
21044 * tree.h (div_if_zero_remainder): Declare.
21045 * fold-const.c (div_if_zero_remainder): Export.
21046 * tree-ssa-forwprop.c
21047 (forward_propagate_addr_into_variable_array_index): Handle
21048 constant array index addition outside of the variable index.
21050 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21053 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
21054 define_splits, floatunssi<mode>2): Require x87 conversions from
21055 DImode to be permitted.
21057 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21059 PR preprocessor/15638
21060 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
21062 2009-03-31 Richard Guenther <rguenther@suse.de>
21064 PR middle-end/23401
21065 PR middle-end/27810
21066 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
21067 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
21068 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
21069 a separate statement.
21070 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
21071 (lookup_tmp_var): Likewise.
21072 (is_gimple_formal_tmp_or_call_rhs): Remove.
21073 (is_gimple_reg_or_call_rhs): Rename to ...
21074 (is_gimple_reg_rhs_or_call): ... this.
21075 (is_gimple_mem_or_call_rhs): Rename to ...
21076 (is_gimple_mem_rhs_or_call): ... this.
21077 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
21078 DECL_GIMPLE_REG_P only if is_formal is true.
21079 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
21080 for non-proper post-modify expression gimplification.
21081 (gimplify_self_mod_expr): For post-modify expressions gimplify
21082 the lvalue to a minimal lvalue.
21083 (rhs_predicate_for): Remove formal temp case.
21084 (gimplify_modify_expr_rhs): Likewise.
21085 (gimplify_addr_expr): Use is_gimple_reg.
21086 (gimplify_expr): Remove formal temp cases.
21087 (gimple_regimplify_operands): Likewise.
21088 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
21089 and FILTER_EXPR like constants.
21090 * gimple.c (walk_gimple_op): Fix val_only initialization, use
21092 (is_gimple_formal_tmp_rhs): Remove.
21093 (is_gimple_reg_rhs): Remove special casing.
21094 (is_gimple_mem_rhs): Fix.
21095 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
21096 (is_gimple_formal_tmp_var): Remove.
21097 (is_gimple_formal_tmp_reg): Likewise.
21098 (is_gimple_min_lval): Allow invariant component ref parts.
21099 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
21100 is_gimple_formal_tmp_reg): Remove declarations.
21101 * tree-cfg.c (verify_expr): Verify that variables with address
21102 taken do not have DECL_GIMPLE_REG_P set.
21103 * tree-mudflap.c (mf_build_check_statement_for): Use
21104 force_gimple_operand instead of gimplify_expr.
21106 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
21108 * modulo-sched.c (sms_schedule_by_order): Pass the actual
21109 schedulable rows to compute_split_row.
21111 2009-03-31 Ben Elliston <bje@au.ibm.com>
21114 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
21117 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21119 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
21120 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
21121 * configure: Regenerate.
21122 * config.in: Regenerate.
21123 * config/rs6000/rs6000.opt (mtls-markers): Add.
21124 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
21125 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
21126 (tls_ld_aix, tls_ld_sysv): Likewise.
21127 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
21128 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
21130 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21132 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
21134 2009-03-30 Jan Hubicka <jh@suse.cz>
21136 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
21138 (tree_remove_unreachable_handlers): Cleanup EH predecestor
21139 detection and label handling.
21141 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21143 * ira-int.h (ira_allocno): Rename left_conflicts_num to
21144 left_conflicts_size.
21145 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
21146 ALLOCNO_LEFT_CONFLICTS_SIZE.
21148 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
21149 remove_allocno_from_bucket_and_push,
21150 allocno_spill_priority_compare, push_allocnos_to_stack,
21151 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21152 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
21153 (setup_allocno_left_conflicts_num): Ditto. Rename to
21154 setup_allocno_left_conflicts_size.
21155 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21156 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
21157 setup_allocno_left_conflicts_size instead of
21158 setup_allocno_left_conflicts_num.
21160 * ira-build.c (ira_create_allocno): Use
21161 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
21162 ALLOCNO_LEFT_CONFLICTS_NUM.
21164 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21166 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
21167 instead of DF_LR_OUT.
21169 * ira-lives.c (process_bb_node_lives): Ditto.
21171 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
21172 instead of DF_LR_{OUT,IN}.
21174 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
21176 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
21178 2009-03-30 Jan Hubicka <jh@suse.cz>
21180 * except.c (label_to_region_map): Fix thinko.
21182 2009-03-30 Steve Ellcey <sje@cup.hp.com>
21184 PR middle-end/38237
21185 * tree.h (tree_find_value): New declaration.
21186 * tree.c (tree_find_value): New function.
21187 * varasm.c (assemble_external): Avoid duplicate entries on lists.
21189 2009-03-30 Jakub Jelinek <jakub@redhat.com>
21192 * c-decl.c (struct c_binding): Add locus field.
21193 (bind): Add locus argument, set locus field from it.
21194 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
21195 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
21196 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
21197 implicitly_declare, undeclared_variable, lookup_label,
21198 declare_label, c_make_fname_decl, c_builtin_function,
21199 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
21202 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
21205 * config/i386/i386.c (classify_argument): Check total size of
21208 2009-03-30 Martin Jambor <mjambor@suse.cz>
21210 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
21211 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
21212 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
21215 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
21216 seen_variable_array_ref while also traversing a union.
21218 * tree-inline.c (optimize_inline_calls): Do not call
21219 cgraph_node_remove_callees.
21220 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
21221 (pass_remove_cgraph_callee_edges): New variable.
21222 * passes.c (init_optimization_passes): Add
21223 pass_remove_cgraph_callee_edges after early inlining and before all
21224 late intraprocedural passes.
21226 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
21228 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21230 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
21231 Fix typos in names.
21233 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21235 * combine.c (simplify_comparison): Use have_insn_for.
21236 * dojump.c (do_jump): Likewise.
21238 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21240 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
21241 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
21242 sparc_compare_op0 like sparc_compare_emitted used to be handled.
21243 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
21244 instead of sparc_compare_emitted.
21245 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
21246 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
21247 instead of sparc_compare_emitted.
21249 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21251 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
21252 enter/exit cfglayout mode.
21253 (pass_partition_block): Require it.
21254 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
21255 (combine_instructions): Track basic blocks instead of labels.
21256 (update_cfg_for_uncondjump): New.
21257 (try_combine): Use it. Update jumps after rescanning.
21258 (pass_combine): Require PROP_cfglayout.
21259 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
21261 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21263 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
21264 Provide/destroy PROP_cfglayout respectively.
21265 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
21266 * tree-pass.h (PROP_cfglayout): New.
21268 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21270 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
21271 fold_convert_const_fixed_from_fixed,
21272 fold_convert_const_fixed_from_int,
21273 fold_convert_const_fixed_from_real, fold_negate_const): Do not
21274 set TREE_CONSTANT_OVERFLOW.
21275 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
21276 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
21278 2009-03-30 Ira Rosen <irar@il.ibm.com>
21280 * tree-vect-loop-manip.c: New file.
21281 * tree-vectorizer.c: Update documentation and included files.
21282 (vect_loop_location): Make extern.
21283 (rename_use_op): Move to tree-vect-loop-manip.c
21284 (rename_variables_in_bb, rename_variables_in_loop,
21285 slpeel_update_phis_for_duplicate_loop,
21286 slpeel_update_phi_nodes_for_guard1,
21287 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
21288 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
21289 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
21290 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
21291 find_loop_location): Likewise.
21292 (new_stmt_vec_info): Move to tree-vect-stmts.c.
21293 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
21294 get_vectype_for_scalar_type, vect_is_simple_use,
21295 supportable_widening_operation, supportable_narrowing_operation):
21297 (bb_in_loop_p): Move to tree-vect-loop.c.
21298 (new_loop_vec_info, destroy_loop_vec_info,
21299 reduction_code_for_scalar_code, report_vect_op,
21300 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
21301 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
21302 (vect_supportable_dr_alignment): Likewise.
21303 * tree-vectorizer.h (tree-data-ref.h): Include.
21304 (vect_loop_location): Declare.
21305 Reorganize function declarations according to the new file structure.
21306 * tree-vect-loop.c: New file.
21307 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
21308 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
21309 * tree-vect-data-refs.c: New file.
21310 * tree-vect-patterns.c (timevar.h): Don't include.
21311 * tree-vect-stmts.c: New file.
21312 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
21313 tree-vect-slp.c, tree-vect-loop.c.
21314 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
21315 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
21316 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
21317 (tree-vect-analyze.o): Remove.
21318 (tree-vect-transform.o): Likewise.
21319 (tree-vect-data-refs.o): Add rule.
21320 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
21321 tree-vect-slp.o): Likewise.
21322 (tree-vect-patterns.o): Remove redundant dependencies.
21323 (tree-vectorizer.o): Likewise.
21324 * tree-vect-slp.c: New file.
21326 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21328 * optc-gen.awk: Warn if an option flag has multiple different
21331 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
21333 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
21334 -floop-block): Document dependences on PPL, CLooG and Graphite.
21336 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21338 PR rtl-optimization/323
21339 * c-common.c (c_fully_fold, convert_and_check,
21340 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
21341 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
21342 * c-common.def (EXCESS_PRECISION_EXPR): New.
21343 * c-cppbuiltin.c (builtin_define_float_constants): Define
21344 constants with enough digits for long double.
21345 * c-lex.c (interpret_float): Interpret constant with excess
21346 precision where appropriate.
21347 * c-opts.c (c_common_post_options): Set
21348 flag_excess_precision_cmdline. Give an error for
21349 -fexcess-precision=standard for C++ for processors where the
21350 option is significant.
21351 * c-parser.c (c_parser_conditional_expression): Handle excess
21352 precision in condition.
21353 * c-typeck.c (convert_arguments): Handle arguments with excess
21355 (build_unary_op): Move excess precision outside operation.
21356 (build_conditional_expr): Likewise.
21357 (build_compound_expr): Likewise.
21358 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
21359 (build_modify_expr): Handle excess precision in RHS.
21360 (convert_for_assignment): Handle excess precision in converted
21362 (digest_init, output_init_element, process_init_element): Handle
21363 excess precision in initializer.
21364 (c_finish_return): Handle excess precision in return value.
21365 (build_binary_op): Handle excess precision in operands and add
21366 excess precision as needed for operation.
21367 * common.opt (-fexcess-precision=): New option.
21368 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
21369 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
21370 For standard excess precision, output explicit conversion to and
21371 truncation from XFmode.
21372 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
21373 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
21374 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
21375 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
21376 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
21377 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
21378 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
21379 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
21380 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
21381 define_splits, sqrt<mode>2): Disable where appropriate for
21382 standard excess precision.
21383 * convert.c (convert_to_real): Do not shorten arithmetic to type
21384 for which excess precision would be used.
21385 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
21386 * doc/invoke.texi (-fexcess-precision=): Document option.
21387 (-mfpmath=): Correct index entry.
21388 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
21389 flag_excess_precision): New.
21390 * langhooks.c (lhd_post_options): Set
21391 flag_excess_precision_cmdline.
21392 * opts.c (common_handle_option): Handle -fexcess-precision=.
21393 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
21394 init_excess_precision): New.
21395 (lang_dependent_init_target): Call init_excess_precision.
21396 * tree.c (excess_precision_type): New.
21397 * tree.h (excess_precision_type): Declare.
21399 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21402 * c-typeck.c (build_component_ref): Do not copy qualifiers from
21403 non-lvalue to component.
21405 2009-03-29 Joseph Myers <joseph@codesourcery.com>
21407 PR preprocessor/34695
21408 * Makefile.in (c-opts.o): Depend on c-tree.h.
21409 * c-common.c: Move down include of diagnostic.h.
21410 (done_lexing, c_cpp_error): New.
21411 * c-common.h (done_lexing): Declare.
21412 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
21414 * c-opts.c: Include c-tree.h.
21415 (c_common_init_options): Set preprocessor error callback.
21416 (c_common_handle_option): Do not set preprocessor
21417 inhibit_warnings, warnings_are_errors, warn_system_headers,
21418 pedantic_errors or inhibit_warnings flags.
21419 (c_common_post_options): Do not check cpp_errors (parse_in).
21420 (c_common_finish): Do not output dependencies if there were
21421 errors. Do not check return value of cpp_finish.
21422 * c-ppoutput.c (pp_file_change): Set input_location.
21423 * c-tree.h (c_cpp_error): Declare.
21424 * diagnostic.c (diagnostic_set_info_translated): Also initialize
21426 (diagnostic_build_prefix): Check override_column.
21427 * diagnostic.h (diagnostic_info): Add override_column field.
21428 (diagnostic_override_column): Define.
21430 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
21432 * c-common.c (c_expand_expr, c_staticp): Remove.
21433 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
21434 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
21435 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
21436 * c-gimplify.c (gimplify_compound_literal_expr,
21437 optimize_compound_literals_in_ctor): Remove.
21438 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
21439 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
21440 * c-semantics.c (emit_local_var): Remove.
21442 * langhooks-def.h (lhd_expand_expr): Remove.
21443 * langhooks.c (lhd_expand_expr): Remove.
21444 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
21446 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
21447 handling from c-semantics.c; don't call into langhook.
21448 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
21449 * gimplify.c (gimplify_compound_literal_expr,
21450 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
21451 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
21452 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
21453 as was done in c-gimplify.c.
21454 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
21455 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
21456 Move from c-common.h.
21457 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
21459 * tree.c (staticp): Do not call langhook.
21460 * langhooks.c (lhd_staticp): Delete.
21461 * langhooks-def.h (lhd_staticp): Delete prototype.
21462 (LANG_HOOKS_STATICP): Delete.
21463 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
21465 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
21466 instead of DECL_STMTs.
21468 2009-03-29 Joseph Myers <joseph@codesourcery.com>
21476 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
21478 (fold_call_expr): Return a NOP_EXPR from folding rather than the
21479 contained expression.
21480 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
21481 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
21482 conditional expressions for C.
21483 (decl_constant_value_for_optimization): Move from
21484 decl_constant_value_for_broken_optimization in c-typeck.c. Check
21485 whether optimizing and that the expression is a VAR_DECL not of
21486 array type instead of doing such checks in the caller. Do not
21487 check pedantic. Call gcc_unreachable for C++.
21488 * c-common.def (C_MAYBE_CONST_EXPR): New.
21489 * c-common.h (c_fully_fold, c_save_expr,
21490 decl_constant_value_for_optimization): New prototypes.
21491 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
21492 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
21493 EXPR_INT_CONST_OPERANDS): Define.
21494 * c-convert.c (convert): Strip nops from expression.
21495 * c-decl.c (groktypename): Take extra parameters expr and
21496 expr_const_operands. Update call to grokdeclarator.
21497 (start_decl): Update call to grokdeclarator. Add statement for
21498 expressions used in type of decl.
21499 (grokparm): Update call to grokdeclarator.
21500 (push_parm_decl): Update call to grokdeclarator.
21501 (build_compound_literal): Add parameter non_const and build a
21502 C_MAYBE_COSNT_EXPR if applicable.
21503 (grokdeclarator): Take extra parameters expr and
21504 expr_const_operands. Track expressions used in declaration
21505 specifiers and declarators. Fold array sizes and track whether
21506 they are constant expressions and whether they are integer
21507 constant expressions.
21508 (parser_xref_tag): Set expr and expr_const_operands fields in
21510 (grokfield): Update call to grokdeclarator.
21511 (start_function): Update call to grokdeclarator.
21512 (build_null_declspecs): Set expr and expr_const_operands fields in
21514 (declspecs_add_type): Handle expressions in typeof specifiers.
21515 * c-parser.c (c_parser_declspecs): Set expr and
21516 expr_const_operands fields for declaration specifiers.
21517 (c_parser_enum_specifier): Likewise.
21518 (c_parser_struct_or_union_specifier): Likewise.
21519 (c_parser_typeof_specifier): Likewise. Update call to
21520 groktypename. Fold expression as needed. Return expressions with
21521 type instead of adding statements.
21522 (c_parser_attributes): Update calls to c_parser_expr_list.
21523 (c_parser_statement_after_labels): Fold expression before passing
21524 to objc_build_throw_stmt.
21525 (c_parser_condition): Fold expression.
21526 (c_parser_asm_operands): Fold expression.
21527 (c_parser_conditional_expression): Use c_save_expr. Update call
21528 to build_conditional_expr.
21529 (c_parser_alignof_expression): Update call to groktypename.
21530 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
21531 original_code. Fold expression argument of va_arg. Create
21532 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
21533 argument to va_arg. Update calls to groktypename. Fold array
21534 index for offsetof. Verify that first argument to
21535 __builtin_choose_expr has integer type.
21536 (c_parser_postfix_expression_after_paren_type): Update calls to
21537 groktypename and build_compound_literal. Handle expressions with
21538 side effects in type name.
21539 (c_parser_postfix_expression_after_primary): Update call to
21540 c_parser_expr_list. Set original_code for calls to
21541 __builtin_constant_p.
21542 (c_parser_expr_list): Take extra parameter fold_p. Fold
21543 expressions if requested.
21544 (c_parser_objc_type_name): Update call to groktypename.
21545 (c_parser_objc_synchronized_statement): Fold expression.
21546 (c_parser_objc_receiver): Fold expression.
21547 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
21548 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
21549 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
21550 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
21551 (struct c_typespec): Add elements expr and expr_const_operands.
21552 (struct c_declspecs): Add elements expr and expr_const_operands.
21553 (groktypename, build_conditional_expr, build_compound_literal):
21555 (in_late_binary_op): Declare.
21556 * c-typeck.c (note_integer_operands): New function.
21557 (in_late_binary_op): New variable.
21558 (decl_constant_value_for_broken_optimization): Move to c-common.c
21559 and rename to decl_constant_value_for_optimization.
21560 (default_function_array_conversion): Do not strip nops.
21561 (default_conversion): Do not call
21562 decl_constant_value_for_broken_optimization.
21563 (build_array_ref): Do not fold result.
21564 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
21565 result when operand is a VLA.
21566 (c_expr_sizeof_type): Update call to groktypename. Handle
21567 expressions included in type name. Use C_MAYBE_CONST_EXPR for
21568 result when operand names a VLA type.
21569 (build_function_call): Update call to build_compound_literal.
21570 Only fold result for calls to __builtin_* functions. Strip
21571 NOP_EXPR from INTEGER_CST returned from such functions. Fold
21572 the function designator.
21573 (convert_arguments): Fold arguments. Update call to
21574 convert_for_assignment.
21575 (build_unary_op): Handle increment and decrement of
21576 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
21577 decrement earlier. Fold operand of increment and decrement.
21578 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
21579 built for integer operand. Wrap returns that are INTEGER_CSTs
21580 without being integer constant expressions or that have integer
21581 constant operands without being INTEGER_CSTs.
21582 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
21583 (build_conditional_expr): Add operand ifexp_bcp. Track whether
21584 result is an integer constant expression or can be used in
21585 unevaluated parts of one and avoid folding and wrap as
21586 appropriate. Fold operands before possibly doing -Wsign-compare
21588 (build_compound_expr): Wrap result for C99 if operands can be used
21589 in integer constant expressions.
21590 (build_c_cast): Update call to digest_init. Do not ignore
21591 overflow from casting floating-point constants to integers. Wrap
21592 results that could be confused with integer constant expressions,
21593 null pointer constants or floating-point constants.
21594 (c_cast_expr): Update call to groktypename. Handle expressions
21595 included in type name.
21596 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
21597 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
21598 Update calls to convert_for_assignment.
21599 (convert_for_assignment): Take new parameter
21600 null_pointer_constant. Do not strip nops or call
21601 decl_constant_value_for_broken_optimization. Set
21602 in_late_binary_op for conversions to boolean.
21603 (store_init_value): Update call to digest_init.
21604 (digest_init): Take new parameter null_pointer_constant. Do not
21605 call decl_constant_value_for_broken_optimization. pedwarn for
21606 initializers not constant expressions. Update calls to
21607 convert_for_assignment.
21608 (constructor_nonconst): New.
21609 (struct constructor_stack): Add nonconst element.
21610 (really_start_incremental_init, push_init_level, pop_init_level):
21611 Handle constructor_nonconst and nonconst element.
21612 (set_init_index): Call constant_expression_warning for array
21614 (output_init_element): Fold value. Set constructor_nonconst as
21615 applicable. pedwarn for initializers not constant expressions.
21616 Update call to digest_init. Call constant_expression_warning
21617 where constant initializers are required.
21618 (process_init_element): Use c_save_expr.
21619 (c_finish_goto_ptr): Fold expression.
21620 (c_finish_return): Fold return value. Update call to
21621 convert_for_assignment.
21622 (c_start_case): Fold switch expression.
21623 (c_process_expr_stmt): Fold expression.
21624 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
21625 ensure statement expression is not evaluated in constant expression.
21626 (build_binary_op): Track whether results are integer constant
21627 expressions or may occur in such, disable folding and wrap results
21628 as applicable. Fold operands for -Wsign-compare warnings unless
21630 (c_objc_common_truthvalue_conversion): Handle results folded to
21631 integer constants that are not integer constant expressions.
21632 * doc/extend.texi: Document when typeof operands are evaluated,
21633 that condition of __builtin_choose_expr is an integer constant
21634 expression, and more about use of __builtin_constant_p in
21637 2009-03-29 Richard Guenther <rguenther@suse.de>
21639 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
21640 propagate addresses of array references.
21642 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
21644 * regmove.c (perhaps_ends_bb_p): Remove.
21645 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
21646 from INSN and check that the main loop stays within that basic block.
21647 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
21648 (regmove_forward_pass): Split out from regmove_optimize. Use
21649 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
21650 (regmove_backward_pass): Split out from regmove_optimize. Use
21651 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
21652 (regmove_optimize): Simplify.
21654 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
21657 * config/i386/i386.c (classify_argument): Ignore flexible array
21658 member in struct and warn ABI change.
21660 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
21662 * config/i386/i386-protos.h (ix86_agi_dependent): New.
21664 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
21665 (ix86_adjust_cost): Updated.
21667 2009-03-29 Jan Hubicka <jh@suse.cz>
21669 PR middle-end/28850
21670 * tree-pass.h (pass_cleanup_eh): New function.
21671 (remove_unreachable_regions): Break code handling RTL
21672 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
21673 that can not be reached by runtime.
21674 (can_be_reached_by_runtime): New function.
21675 (label_to_region_map): New function.
21676 (num_eh_regions): New function.
21677 (rtl_remove_unreachable_regions): New function.
21678 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
21679 (remove_eh_region): New function.
21680 * except.h: Include sbitmap and vecprim.
21681 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
21682 num_eh_regions): Declare.
21683 * passes.c (init_optimization_passes): Schedule cleanup_eh.
21684 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
21685 * tree-eh.c (tree_remove_unreachable_handlers): New function.
21686 (tree_empty_eh_handler_p): New function.
21687 (cleanup_empty_eh): New function.
21688 (cleanup_eh): New function.
21689 (pass_cleanup_eh): New function.
21691 2009-03-29 Jan Hubicka <jh@suse.cz>
21693 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
21694 for removed regions.
21696 2009-03-29 Jan Hubicka <jh@suse.cz>
21698 * except.c (dump_eh_tree): Dump all datastructures.
21700 2009-03-29 Jan Hubicka <jh@suse.cz>
21702 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
21703 (duplicate_eh_regions_1): Likewise.
21704 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
21705 vector; call EH verification.
21706 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
21707 Be ready for region being removed.
21709 2009-03-29 Jan Hubicka <jh@suse.cz>
21711 * bitmap.c (bitmap_last_set_bit): New function.
21712 * bitmap.h (bitmap_last_set_bit): Declare.
21714 2009-03-29 David Ayers <ayers@fsfe.org>
21717 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
21718 by calling objc_compare_types and surpress warnings about
21719 incompatible C pointers that are compatible ObjC pointers.
21721 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
21723 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
21724 call initialize_inline_failed.
21725 (initialize_inline_failed): Move it from here ...
21726 * cgraph.c (initialize_inline_failed): ... to here.
21727 (cgraph_create_edge): Call initialize_inline_failed rather than
21728 setting inline_failed directly.
21730 2009-03-29 Ben Elliston <bje@au.ibm.com>
21733 * sysv4.opt (msdata): Improve comment.
21734 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
21735 * sysv4.h (SVR4_ASM_SPEC): Likewise.
21737 2009-03-29 Ben Elliston <bje@au.ibm.com>
21740 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
21741 load and store attributes.
21743 2009-03-29 Ben Elliston <bje@au.ibm.com>
21745 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
21746 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
21747 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
21748 * doc/extend.texi (X86 Built-in Functions): Add index entries for
21749 __builtin_infq and __builtin_huge_valq.
21751 2009-03-28 Anatoly Sokolov <aesok@post.ru>
21753 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
21755 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21756 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
21758 2009-03-28 Xinliang David Li <davidxl@google.com>
21760 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
21761 (do_dbg_cnt): New function.
21763 2009-03-28 Jan Hubicka <jh@suse.cz>
21765 Merge from pretty-ipa:
21767 2009-03-27 Jan Hubicka <jh@suse.cz>
21769 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
21770 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
21771 * passes.c (function_called_by_processed_nodes_p): New.
21772 * ipa-pure-const.c (check_call): Fix handling of operands.
21773 (analyze_function): Dump debug output for skipped bodies.
21774 (local_pure_const): Use function_called_by_processed_nodes_p.
21775 * dwarf2out.c (reference_to_unused): Use output.
21776 * passes.c (do_per_function_toporder): Likewise.
21778 2008-11-12 Jan Hubicka <jh@suse.cz>
21780 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
21781 * ipa-pure-const.c (funct_state_d): Add can throw field; make
21782 state_set_in_source enum
21783 (check_decl): Ignore memory tags; do not set fake looping flags;
21785 (check_operand, check_tree, check_rhs_var, check_lhs_var,
21786 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
21787 (check_call, analyze_function): Rewrite.
21789 (add_new_function): Update call of analyze_function.
21790 (generate_summary): Add call of analyze_function.
21791 (propagate): Propagate can_throw; handle state_set_in_source correctly.
21792 (local_pure_const): New function.
21793 (pass_local_pure_const): New pass.
21794 * ipa-inline.c (inline_transform): Set after_inlining.
21795 * tree-eh.c (stmt_can_throw_external): New.
21796 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
21797 work with aliasing built.
21798 * tree-flow.h (stmt_can_throw_external): New.
21799 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
21800 and local pure/const pass in early and late optimization queue.
21802 2009-03-28 Martin Jambor <mjambor@suse.cz>
21804 * fold-const.c (get_pointer_modulus_and_residue): New parameter
21806 (fold_binary): Allow function decl aligment consideration is the
21807 second argument is integer constant one.
21808 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
21809 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
21810 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
21812 2009-03-28 Jan Hubicka <jh@suse.cz>
21814 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
21815 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
21816 * function.h (rtl_data): Add nothrow flag.
21817 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
21818 set DECL_NOTHROW for AVAILABLE functions.
21820 2009-03-28 Jakub Jelinek <jakub@redhat.com>
21822 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
21823 following vector keyword has expansion starting with pixel or bool
21824 keyword, expand vector to __vector and pixel or bool to __pixel or
21828 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
21829 warn_if_disallowed_function_p): Removed.
21830 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
21831 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
21832 warning_if_disallowed_function_p.
21833 * flags.h (warn_if_disallowed_function_p,
21834 warn_disallowed_functions): Removed.
21835 * common.opt (Wdisallowed-function-list=): Removed.
21836 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
21838 2009-03-28 Richard Guenther <rguenther@suse.de>
21840 PR tree-optimization/38723
21841 * tree-ssa-pre.c (compute_avail): Add all default definitions to
21844 2009-03-28 Jan Hubicka <jh@suse.cz>
21846 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
21847 test introduced by my previous patch.
21849 2009-03-28 Richard Guenther <rguenther@suse.de>
21851 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
21852 the PHIs value undefined.
21854 2009-03-28 Jan Hubicka <jh@suse.cz>
21856 * tree-pass.h (pass_fixup_cfg): New pass.
21857 * ipa-inline.c (inline_transform): Set
21858 always_inline_functions_inlined/after_inlining.
21859 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
21860 (pass_fixup_cfg): New pass.
21861 * passes.c (init_optimization_passes): Add fixup_cfg.
21863 2009-03-28 Richard Guenther <rguenther@suse.de>
21865 PR tree-optimization/38458
21866 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
21867 argument use the arguments copy-of value.
21869 2009-03-28 Richard Guenther <rguenther@suse.de>
21871 PR tree-optimization/38180
21872 * tree-ssa-ccp.c (get_default_value): Simplify.
21873 (likely_value): Likewise.
21874 (surely_varying_stmt_p): Properly handle VOP case.
21875 (ccp_initialize): Likewise.
21876 (ccp_fold): Handle propagating through *&.
21877 (fold_const_aggregate_ref): Also handle decls.
21879 2009-03-28 Jan Hubicka <jh@suse.cz>
21881 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
21882 * cgraph.h (cgraph_node): Likewise.
21883 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
21884 (cgraph_reset_node): Use process flag.
21885 (cgraph_mark_functions_to_output): Likewise.
21886 (cgraph_expand_function): Likewise.
21887 (cgraph_expand_all_functions): Likewise.
21888 (cgraph_output_in_order): Likewise.
21889 * dwarf2out.c (reference_to_unused): Likewise.
21890 * passes.c do_per_function_toporder): Likewise.
21892 2009-03-28 Jan Hubicka <jh@suse.cz>
21894 Bring from lto-branch:
21896 2008-09-03 Doug Kwan <dougkwan@google.com>
21898 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
21899 enums instead of reason strings.
21900 * cgraph.c (cgraph_create_edge): Same.
21901 (cgraph_inline_failed_string): New function.
21902 * cgraph.h (cgraph_inline_failed_t): New enum type.
21903 (cgraph_inline_failed_string): New prototype.
21904 (struct cgraph_edge): Change type of INLINED_FAILED from constant
21905 char pointer to cgraph_inline_failed_t.
21906 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
21907 (cgraph_default_inline_p): Ditto.
21908 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
21909 to cgraph_inline_failed_t pointer.
21910 * cif-code.def: New file.
21911 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
21913 (cgraph_check_inline_limits): Change type of REASON to pointer to
21914 cgraph_inline_failed_t. Replace reason strings with enums.
21915 (cgraph_default_inline_p): Ditto.
21916 (cgraph_recursive_inlining_p): Ditto.
21917 (update_caller_keys): Change type of FAILED_REASON to
21918 cgraph_inline_failed_t.
21919 (cgraph_set_inline_failed): Change type of REASON to pointer to
21920 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
21921 convert enums to strings for text output.
21922 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
21923 to be of type cgraph_inline_failed_t. Replace reason strings with
21924 enums. Call cgraph_inline_failed_string to covert enums
21925 to strings for text output.
21926 (cgraph_decide_inlining): Replace reason strings with enums.
21927 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
21928 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
21930 * tree-inline.c (expand_call_inline): Change type of REASON
21931 to cgraph_inline_failed_t. Replace reason strings with enums.
21932 Call cgraph_inline_failed_string for text output.
21933 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
21936 2009-03-28 Jan Hubicka <jh@suse.cz>
21938 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
21939 cgraph_clone_node): Remove master clone handling.
21940 (cgraph_is_master_clone, cgraph_master_clone): Remove.
21941 * cgraph.h (master_clone): Remove.
21942 (cgraph_is_master_clone, cgraph_master_clone): Remove.
21943 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
21944 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
21946 2009-03-28 Jan Hubicka <jh@suse.cz>
21948 * cgraph.c (cgraph_function_body_availability): Functions declared
21949 inline are always safe to assume that it is not going to be replaced.
21951 2009-03-28 Richard Guenther <rguenther@suse.de>
21953 PR tree-optimization/38513
21954 * tree-ssa-pre.c (eliminate): Remove redundant stores.
21955 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
21956 EXC_PTR_EXPR and FILTER_EXPR.
21957 (get_ref_from_reference_ops): Likewise.
21959 2009-03-28 Richard Guenther <rguenther@suse.de>
21961 PR tree-optimization/38968
21962 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
21963 Use FLOOR_MOD_EXPR to compute misalignment.
21965 2009-03-28 Richard Guenther <rguenther@suse.de>
21967 PR tree-optimization/37795
21968 * tree.h (combine_comparisons): Declare.
21969 * fold-const.c (combine_comparisons): Export.
21970 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
21972 (ifcombine_iforif): Use combine_comparisons.
21974 2009-03-28 Jan Hubicka <jh@suse.cz>
21976 * tree-eh.c (inlinable_call_p): New function.
21977 (make_eh_edges): Use it.
21978 (verify_eh_edges): Use it.
21979 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
21980 * except.c (reachable_next_level): Add inlinable_function argument
21981 (sjlj_find_directly_reachable_regions): Update.
21982 (add_reachable_handler): Do not set saw_any_handlers.
21983 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
21984 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
21985 Add new inlinable call parameter.
21986 (can_throw_internal, can_throw_external): Update.
21987 * except.h (can_throw_internal_1, can_throw_external_1,
21988 foreach_reachable_handler): Update declaration.
21990 2009-03-28 Joseph Myers <joseph@codesourcery.com>
21992 * config/arm/t-arm-coff, config/h8300/coff.h,
21993 config/i386/i386-aout.h, config/i386/i386-coff.h,
21994 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
21995 config/pdp11/2bsd.h, config/rs6000/aix41.h,
21996 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
21997 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
21998 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
21999 sys-types.h: Remove.
22000 * Makefile.in: Remove protoize and fixproto support and references
22002 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
22003 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
22005 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
22006 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
22007 unprotoize$(exeext).
22008 (rest.encap): Don't depend on $(STMP_FIXPROTO)
22009 (.PHONY): Don't depend on proto.
22010 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
22011 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
22012 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
22013 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
22014 build/gen-protos.o, build/scan.o, xsys-protos.h,
22015 build/fix-header$(build_exeext), build/fix-header.o,
22016 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
22017 stmp-install-fixproto): Remove.
22018 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
22019 SYSCALLS.c or fixproto files.
22020 (install-common): Don't install protoize.
22021 (install-headers-tar, install-headers-cpio, install-headers-cp):
22022 Don't depend on $(STMP_FIXPROTO).
22023 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
22024 install fixproto files or write out fixproto settings.
22025 (uninstall): Don't uninstall protoize.
22026 * config.gcc (use_fixproto): Remove.
22027 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
22028 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
22029 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
22030 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
22031 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
22032 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
22033 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
22034 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
22035 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
22036 * config/t-vxworks (STMP_FIXPROTO): Remove.
22037 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
22038 STMP_FIXPROTO): Remove.
22039 * config.in, configure: Regenerate.
22040 * crtstuff.c (gid_t, uid_t): Don't undefine.
22041 * doc/install.texi: Change m68k-coff to m68k-elf in example.
22042 (arm-*-coff, arm-*-aout: Remove target entries.
22043 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
22044 Remove mention of AIX 4.1.
22045 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
22046 * doc/invoke.texi (Running Protoize): Remove.
22047 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
22048 (Protoize Caveats): Remove.
22049 * tsystem.h: Update comments on headers assumed to exist.
22051 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
22053 * genautomata.c: Add a new year to the copyright. Add a new
22055 (struct insn_reserv_decl): Add comments for member bypass_list.
22056 (find_bypass): Remove.
22057 (insert_bypass): New.
22058 (process_decls): Use insert_bypass.
22059 (output_internal_insn_latency_func): Output all bypasses with the
22060 same input insn in one switch case.
22062 * rtl.def (define_bypass): Describe bypass choice.
22063 * doc/md.texi (define_bypass): Ditto.
22065 2009-03-27 Richard Guenther <rguenther@suse.de>
22067 * gimplify.c (mark_addressable): Export.
22068 * tree-flow.h (mark_addressable): Declare.
22069 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
22070 * tree-ssa.c (verify_phi_args): Verify that address taken
22071 variables have TREE_ADDRESSABLE set.
22073 2009-03-27 Richard Guenther <rguenther@suse.de>
22075 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
22076 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
22077 Do not mark decls TREE_ADDRESSABLE.
22078 (build_fold_addr_expr): Adjust.
22079 (fold_addr_expr): Remove.
22080 (fold_unary): Use build_fold_addr_expr.
22081 (fold_comparison): Likewise.
22082 (split_address_to_core_and_offset): Likewise.
22083 * coverage.c (tree_coverage_counter_addr): Mark the array decl
22085 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
22086 (gimplify_modify_expr_to_memcpy): Mark source and destination
22088 * omp-low.c (create_omp_child_function): Mark the object decl
22090 (lower_rec_input_clauses): Mark the var we take the address of
22092 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
22094 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22096 PR middle-end/39315
22097 * cfgexpand.c (expand_one_stack_var_at): Change alignment
22098 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
22100 2009-03-27 Richard Guenther <rguenther@suse.de>
22102 PR tree-optimization/39120
22103 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
22105 (handle_lhs_call): Process return constraints. Add escape
22106 constraints if necessary.
22107 (handle_const_call): Fill out return constraints. Make nested
22108 case more precise. Avoid consttmp if possible.
22109 (handle_pure_call): Fill out return constraints. Avoid
22110 callused if possible.
22111 (find_func_aliases): Simplify call handling.
22113 2009-03-27 Richard Guenther <rguenther@suse.de>
22115 PR tree-optimization/39120
22116 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
22117 as a representative.
22118 (solve_graph): Do propagate CALLUSED.
22119 (handle_pure_call): Use a scalar constraint from CALLUSED for
22121 (find_what_p_points_to): CALLUSED shall not appear in poins-to
22124 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22127 * c-common.c (handle_aligned_attribute): Properly check alignment
22128 overflow. Use (1U << i) instead of (1 << i).
22130 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
22132 * expr.h (get_mem_align_offset): Updated.
22134 * tree.h (tree_decl_common): Change align to "unsigned int" and
22135 move it before pointer_alias_set.
22137 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22138 Jakub Jelinek <jakub@redhat.com>
22141 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
22142 gr_register_operand with gr_reg_or_0_operand.
22143 (cmpxchg_rel_di): Likewise.
22144 (sync_lock_test_and_set<mode>): Likewise.
22146 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22148 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
22149 (true_regnum): Likewise.
22151 * rtlanal.c (subreg_info): Moved to ...
22152 * rtl.h (subreg_info): Here. New.
22153 (subreg_get_info): New.
22155 * rtlanal.c (subreg_get_info): Make it extern.
22157 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22160 * config/i386/i386.c (ix86_abi): New.
22161 (override_options): Handle -mabi=.
22162 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
22163 (ix86_call_abi_override): Likewise.
22164 (init_cumulative_args): Likewise.
22165 (function_arg_advance): Likewise.
22166 (function_arg_64): Likewise.
22167 (function_arg): Likewise.
22168 (ix86_pass_by_reference): Likewise.
22169 (ix86_function_value_regno_p): Likewise.
22170 (ix86_build_builtin_va_list_abi): Likewise.
22171 (setup_incoming_varargs_64): Likewise.
22172 (is_va_list_char_pointer): Likewise.
22173 (ix86_init_machine_status): Likewise.
22174 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
22175 (ix86_function_type_abi): Return enum calling_abi. Rewrite
22176 for 64bit. Replace DEFAULT_ABI with ix86_abi.
22177 (ix86_function_abi): Make it static and return enum calling_abi.
22178 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
22180 (ix86_fn_abi_va_list): Updated.
22182 * config/i386/i386.h (ix86_abi): New.
22183 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
22184 (CONDITIONAL_REGISTER_USAGE): Likewise.
22185 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
22186 (machine_function): Likewise.
22188 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
22190 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
22191 (STACK_BOUNDARY): Likewise.
22192 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
22194 * config/i386/i386.opt (mabi=): New.
22196 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
22197 return enum calling_abi.
22198 (ix86_function_type_abi): Likewise.
22199 (ix86_function_abi): Removed.
22201 * doc/invoke.texi: Document -mabi= option for x86.
22203 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22205 * builtins.c (real_dconstp): Delete.
22206 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
22208 2009-03-27 Dodji Seketeli <dodji@redhat.com>
22209 Jakub Jelinek <jakub@redhat.com>
22212 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
22213 (gen_subprogram_die): When a function is explicit, generate the
22214 DW_AT_explicit attribute.
22215 * langhooks.h (struct lang_hooks_for_decls): Add
22216 function_decl_explicit_p langhook.
22217 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
22218 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
22220 2009-03-27 Jakub Jelinek <jakub@redhat.com>
22222 * builtins.c (fold_builtin_memory_op): Optimize memmove
22223 into memcpy if we can prove source and destination don't overlap.
22225 * tree-inline.c: Include gt-tree-inline.h.
22226 (clone_fn_id_num): New variable.
22227 (clone_function_name): New function.
22228 (tree_function_versioning): Use it.
22229 * Makefile.in (GTFILES): Add tree-inline.c.
22231 2009-03-27 Mark Mitchell <mark@codesourcery.com>
22233 * BASE-VER: Change to 4.5.0.
22235 2009-03-27 Xinliang David Li <davidxl@google.com>
22237 PR tree-optimization/39557
22238 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
22240 2009-03-27 Xinliang David Li <davidxl@google.com>
22242 PR tree-optimization/39548
22243 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
22246 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22248 * c-common.c (pointer_int_sum): Use %wd on return from
22251 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22253 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
22254 on return from tree_low_cst.
22256 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
22259 * ginclude/stdarg.h (va_copy): Define also for
22260 __GXX_EXPERIMENTAL_CXX0X__.
22262 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22265 * builtins.h (c_strlen): Do not warn here.
22266 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22267 * c-common.c (pointer_int_sum): Take an explicit location.
22268 Warn about offsets out of bounds.
22269 * c-common.h (pointer_int_sum): Adjust declaration.
22271 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22273 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
22276 2009-03-26 Jakub Jelinek <jakub@redhat.com>
22279 * opts.c (warn_if_disallowed_function_p): Don't assume
22280 get_callee_fndecl must return non-NULL.
22282 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
22284 PR rtl-optimization/39522
22285 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
22286 when reg_reloaded_valid is set.
22288 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22290 * config/spu/divv2df3.c: New file.
22291 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
22292 (DPBIT_FUNCS): Filter out _div_df.
22294 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
22296 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
22297 a jump insn, count that jump in the distance to the loop start.
22299 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
22302 * config/sh/sh.c (calc_live_regs): Fix condition for global
22303 registers except PIC_OFFSET_TABLE_REGNUM.
22305 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
22308 * doc/invoke.texi (-mconsole): New.
22310 (-mno-cygwin): New.
22312 (-mnop-fun-dllimport): New.
22316 (sub section "i386 and x86-64 Windows Options"): New.
22318 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
22320 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
22321 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
22323 2009-03-25 Richard Guenther <rguenther@suse.de>
22325 PR middle-end/39497
22326 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
22329 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
22331 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
22332 neither of haifa/selective schedulers are working.
22334 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22336 * doc/invoke.texi (Debugging Options): Fix description of
22337 -fno-merge-debug-strings.
22339 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
22341 * config/cris/libgcc.ver: New version-script.
22342 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
22344 * configure.ac <GAS features, nop mnemonic>: Add pattern
22345 crisv32-*-* for "nop".
22346 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
22347 * configure: Regenerate.
22349 2009-03-24 Ira Rosen <irar@il.ibm.com>
22351 PR tree-optimization/39529
22352 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
22353 mark_sym_for_renaming for the tag copied to the new vector
22356 2009-03-24 Arthur Loiret <aloiret@debian.org>
22358 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
22359 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
22360 EXTRA_SPEC_FUNCTIONS.
22361 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
22362 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
22363 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
22364 -march and -mtune options.
22366 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
22368 * config/m68k/t-rtems: Add m5329 multilib.
22370 2009-03-24 Dodji Seketeli <dodji@redhat.com>
22371 Jakub Jelinek <jakub@redhat.com>
22374 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
22377 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22380 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
22381 instead of c_parser_expression_conv, if original_code isn't one of the
22382 4 allowed comparison codes, fail.
22384 2009-03-23 Richard Guenther <rguenther@suse.de>
22386 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
22387 * tree.h (struct tree_type): Likewise.
22388 * reload.h (struct insn_chain): Likewise.
22389 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
22390 * function.h (struct function): Likewise.
22391 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
22393 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22395 PR tree-optimization/39516
22396 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
22398 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
22400 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
22401 should be set true if BITS_PER_WORD of target is bigger than 32
22403 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
22405 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
22406 Translate -B-options to -rpath-link. Correct existing
22407 rpath-link and conditionalize on !nostdlib.
22409 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22411 * doc/extend.texi (Function Attributes, Variable Attributes):
22413 * doc/invoke.texi (Debugging Options, Optimize Options)
22414 (i386 and x86-64 Options, MCore Options): Likewise.
22416 2009-03-20 Jakub Jelinek <jakub@redhat.com>
22419 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
22420 it for block local namespace aliases.
22421 (gen_decl_die): Pass context_die to gen_namespace_die.
22423 2009-03-19 Jakub Jelinek <jakub@redhat.com>
22426 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
22427 minimum or maximum value.
22429 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
22431 * reginfo.c (globalize_reg): Recompute derived reg sets.
22433 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
22436 * libgcc2.c (mprotect): Do not use signed arguments for
22437 VirtualProtect, use DWORD arguments. Also fix the 'may
22438 be used uninitialized' warning for the np variable.
22440 2009-03-19 Jakub Jelinek <jakub@redhat.com>
22443 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
22444 functions using regparm calling conventions when not optimizing.
22445 (ix86_function_sseregparm): Similarly for sseregparm calling
22448 2009-03-19 Li Feng <nemokingdom@gmail.com>
22450 PR middle-end/39500
22451 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
22452 dependence if the first conflict is after niter iterations.
22454 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
22456 PR middle-end/38609
22457 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
22458 functions with dynamic stack-pointer adjustments.
22460 2009-03-19 Ben Elliston <bje@au.ibm.com>
22462 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
22463 option; change to -msdata=data.
22465 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22467 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
22470 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
22473 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
22475 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
22477 * doc/invoke.texi (Code Gen Options): Expand discussion of
22480 2009-03-18 Jakub Jelinek <jakub@redhat.com>
22482 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
22483 * matrix-reorg.c (struct matrix_info): Likewise.
22484 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
22485 * rtl.h (struct mem_attrs): Likewise.
22486 * df.h (struct df): Likewise.
22487 * tree-data-ref.h (struct data_dependence_relation): Likewise.
22488 * ira-int.h (struct ira_allocno): Likewise.
22489 * df-scan.c (struct df_collection_rec): Likewise.
22490 * ira.c (struct equivalence): Likewise.
22491 * function.c (struct temp_slot): Likewise.
22492 * cfgloop.h (struct loop): Likewise.
22495 * function.c (use_register_for_decl): When not optimizing, disregard
22496 register keyword for variables with types containing methods.
22498 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
22500 PR middle-end/39447
22501 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
22502 (is_simple_operand): Call contains_component_ref_p before calling data
22503 reference analysis that would fail on COMPONENT_REFs.
22505 * tree-vrp.c (search_for_addr_array): Fix formatting.
22507 2009-03-18 Richard Guenther <rguenther@suse.de>
22509 * tree-vect-transform.c (vect_loop_versioning): Fold the
22510 generated comparisons.
22511 * tree-vectorizer.c (set_prologue_iterations): Likewise.
22512 (slpeel_tree_peel_loop_to_edge): Likewise.
22514 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22516 PR middle-end/37805
22517 * opts.c (print_specific_help): In addition to `undocumented',
22518 accept `separate' and `joined' flags if passed alone. Describe
22519 output by the first matched one of those.
22520 (common_handle_option): Skip over empty strings.
22521 * gcc.c (display_help): Fix help string for `--help='.
22522 * doc/invoke.texi (Option Summary, Overall Options): With
22523 `--help=', classes and qualifiers can both be repeated, but
22524 only the latter can be negated. One should not pass only
22525 negated qualifiers. Fix markup and examples.
22528 2008-10-14 Jakub Jelinek <jakub@redhat.com>
22529 PR middle-end/37805
22530 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
22531 and -fhelp=separate.
22533 2009-03-17 Jing Yu <jingyu@google.com>
22535 PR middle-end/39378
22536 * function.h (struct rtl_data): Move is_thunk from here...
22537 (struct function): ...to here.
22538 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
22539 * varasm.c (assemble_start_function): Change is_thunk from crtl to
22541 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
22543 (alpha_does_function_need_gp, alpha_start_function): Likewise.
22544 (alpha_output_function_end_prologue): Likewise.
22545 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
22546 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
22547 (rs6000_output_function_epilogue): Likewise.
22548 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
22550 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
22553 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
22554 from different units in a single alternative.
22555 (*truncdfsf_i387): Ditto.
22556 (*truncxfsf2_mixed): Ditto.
22557 (*truncxfdf2_mixed): Ditto.
22559 2009-03-17 Jakub Jelinek <jakub@redhat.com>
22561 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
22562 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
22565 * tree-ssa-live.c (remove_unused_locals): Don't remove local
22566 unused non-artificial variables when not optimizing.
22569 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
22570 DW_TAG_imported_module even if decl is IMPORTED_DECL with
22571 NAMESPACE_DECL in its DECL_INITIAL.
22573 PR middle-end/39443
22574 * optabs.c (set_user_assembler_libfunc): New function.
22575 * expr.h (set_user_assembler_libfunc): New prototype.
22576 * c-common.c: Include libfuncs.h.
22577 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
22578 for memcmp, memset, memcpy, memmove and abort.
22579 * Makefile.in (c-common.o): Depend on libfuncs.h.
22582 * dwarf2out.c (gen_inlined_enumeration_type_die,
22583 gen_inlined_structure_type_die, gen_inlined_union_type_die,
22584 gen_tagged_type_instantiation_die): Removed.
22585 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
22588 2009-03-17 Janis Johnson <janis187@us.ibm.com>
22591 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
22593 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
22594 (check-parallel-%): Ditto.
22595 (check-consistency): Ditto.
22597 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
22599 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
22600 local variable rhs by NULL_TREE.
22602 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22605 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
22607 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22610 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
22612 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22615 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
22616 for ms->sysv ABI calls only in 64bit mode.
22618 * config/i386/i386.md (untyped_call): Support 32bit.
22620 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
22622 * doc/extend.texi: Replace x86_65 with x86_64.
22624 2009-03-16 Jakub Jelinek <jakub@redhat.com>
22626 PR tree-optimization/39455
22627 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
22628 mismatches for POINTER_TYPE_P (type).
22629 (number_of_iterations_le): Likewise.
22631 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
22633 * config/picochip/picochip.c: Removed profiling support.
22634 * config/picochip/picochip.md: Removed profiling instruction.
22635 * config/picochip/picochip.h: Removed profiling builtin.
22637 2009-03-16 Joseph Myers <joseph@codesourcery.com>
22639 * doc/install.texi (--with-host-libstdcxx): Document.
22641 2009-03-14 Anatoly Sokolov <aesok@post.ru>
22644 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
22645 generate a warning if the function name does not begin with
22646 "__vector" and the function has either the 'signal' or 'interrupt'
22647 attribute, from here to ...
22648 (avr_declare_function_name): ...here. New function.
22649 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
22650 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
22652 2009-03-14 Jakub Jelinek <jakub@redhat.com>
22655 * cse.c (fold_rtx): Don't modify original const_arg1 when
22656 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
22657 separate variable instead.
22658 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
22659 from out of range shift counts.
22660 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
22662 2009-03-13 Catherine Moore <clm@codesourcery.com>
22664 * config/i386/x-mingw32 (host-mingw32.o): Replace
22665 diagnostic.h with $(DIAGNOSTIC_H).
22667 2009-03-12 Jakub Jelinek <jakub@redhat.com>
22670 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
22672 * config/i386/sync.md (sync_compare_and_swap<mode>,
22673 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
22674 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
22676 (sync_double_compare_and_swapdi_pic,
22677 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
22678 cmpxchg8b_pic_memory_operand instead of just memory_operand.
22680 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22683 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
22685 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22688 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
22689 (avx_addsubv4df3): Likewise.
22690 (*avx_addsubv4sf3): Likewise.
22691 (sse3_addsubv4sf3): Likewise.
22693 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22696 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
22698 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
22701 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
22702 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
22703 registers for allocnos created from user-defined variables.
22705 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22708 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
22709 of non-integer mode as well.
22711 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
22713 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
22714 for functions for which the parameter types are unknown.
22716 2009-03-11 Jakub Jelinek <jakub@redhat.com>
22719 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
22720 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
22721 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
22722 * config/i386/i386.c (ix86_local_alignment): For
22723 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
22724 long long variables on the stack to avoid dynamic realignment.
22725 Allow the first argument to be a decl rather than type.
22726 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
22728 2009-03-11 Nick Clifton <nickc@redhat.com>
22731 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
22733 Add description to mno-lsim option.
22734 * config/mcore/mcore.h: Remove comment about deprecated m4align
22736 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
22737 * doc/invoke.texi: Add description of mno-lsim and
22738 mstack-increment options.
22740 * config/fr30/fr30.opt: Document the -mno-lsim option.
22741 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
22742 and -mno-lsim options.
22744 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22746 * fold-const.c (fold_comparison): Only call fold_inf_compare
22747 if the mode supports infinities.
22749 2009-03-11 Jason Merrill <jason@redhat.com>
22752 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
22753 end already did. Notice GIMPLE_CALL modifications of the result.
22754 Don't copy debug information from an ignored decl or a decl from
22757 2009-03-10 Richard Guenther <rguenther@suse.de>
22758 Nathan Froyd <froydnj@codesourcery.com>
22760 PR middle-end/37850
22761 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
22762 (__divMODE3): Likewise.
22764 2009-03-09 Jakub Jelinek <jakub@redhat.com>
22766 PR tree-optimization/39394
22767 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
22768 DECL_SIZE_UNIT of variable length FIELD_DECLs.
22770 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
22772 * recog.c (verfiy_changes): Disallow renaming of hard regs in
22773 inline asms for register asm ("") declarations.
22775 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
22777 * fold-const.c (fold_unary): Fix comment.
22779 2009-03-07 Jan Hubicka <jh@suse.cz>
22782 * tree-inline.c (setup_one_parameter): Do replacement of const
22783 argument by constant in SSA form.
22785 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22787 PR middle-end/38028
22788 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
22789 determine alignment passed to assign_stack_local.
22790 (assign_parms_unsplit_complex): Likewise.
22791 * except.c (sjlj_build_landing_pads): Likewise.
22793 2009-03-06 Jakub Jelinek <jakub@redhat.com>
22795 PR middle-end/39360
22796 * tree-flow.h (add_referenced_var): Return bool instead of void.
22797 * tree-dfa.c (add_referenced_var): Return result of
22798 referenced_var_check_and_insert call.
22799 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
22800 of referenced_var_check_and_insert.
22803 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
22804 (gen_variable_die): Emit DW_AT_location on abstract static variable's
22805 DIE, don't emit it if abstract origin already has it.
22806 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
22807 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
22809 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
22811 * genpreds.c (needs_variable): Fix parentheses at variable name
22813 (write_tm_constrs_h): Indent generated code.
22815 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22817 * doc/extend.texi (Function Attributes): Add documentation
22818 for isr attributes.
22820 2009-03-06 Jakub Jelinek <jakub@redhat.com>
22823 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
22824 take locus from its DECL_SOURCE_LOCATION instead of input_location.
22826 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
22828 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
22831 2009-03-05 Jakub Jelinek <jakub@redhat.com>
22834 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
22835 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
22837 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
22839 * config/i386/i386.md (R8_REG, R9_REG): New constants.
22840 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
22841 constants instead of magic numbers.
22842 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
22844 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
22845 (x86_64_ms_abi_int_parameter_registers): Ditto.
22846 (x86_64_int_return_registers): Ditto.
22847 (ix86_maybe_switch_abi): Ditto.
22848 (ix86_expand_call): Ditto for clobbered_registers array.
22849 (ix86_hard_regno_mode_ok): Ditto.
22850 (x86_extended_QIreg_mentioned_p): Ditto.
22852 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
22854 PR tree-optimization/39349
22855 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
22857 * combine.c (gen_lowpart_for_combine): Use omode when generating
22860 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
22862 PR rtl-optimization/39235
22863 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
22865 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
22867 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
22869 2009-03-04 Richard Guenther <rguenther@suse.de>
22871 PR tree-optimization/39362
22872 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
22873 that occur in abnormal PHIs should be varying.
22875 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
22877 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
22879 (simple_iv): Take loop as an argument instead of statement.
22880 * tree-scalar-evolution.h (simple_iv): Declaration changed.
22881 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
22883 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
22885 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
22886 * matrix-reorg.c (analyze_transpose): Ditto.
22887 * tree-data-ref.c (dr_analyze_innermost): Ditto.
22888 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
22889 * tree-predcom.c (ref_at_iteration): Ditto.
22890 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
22892 2009-03-04 Richard Guenther <rguenther@suse.de>
22894 PR tree-optimization/39358
22895 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
22896 escaped_id and callused_id.
22897 (solve_graph): Likewise.
22899 2009-03-04 Richard Guenther <rguenther@suse.de>
22901 PR tree-optimization/39339
22902 * tree-sra.c (try_instantiate_multiple_fields): Make it
22903 no longer ICE on the above.
22905 2009-03-03 Joseph Myers <joseph@codesourcery.com>
22907 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
22908 that fits within Pmode.
22910 2009-03-03 Steve Ellcey <sje@cup.hp.com>
22912 PR middle-end/10109
22913 * tm.texi (LIBCALL_VALUE): Update description.
22915 2009-03-03 Steve Ellcey <sje@cup.hp.com>
22917 PR middle-end/34443
22918 * doc/extend.texi (section): Update description.
22920 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
22922 PR middle-end/39345
22923 * tree-inline.c (remapped_type): New.
22924 (can_be_nonlocal): Call remapped_type instead of remap_type.
22926 2009-03-03 Jakub Jelinek <jakub@redhat.com>
22929 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
22930 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
22932 2009-03-03 Richard Guenther <rguenther@suse.de>
22934 PR middle-end/39272
22935 * tree.c (tree_nonartificial_location): New function.
22936 * tree.h (tree_nonartificial_location): Declare.
22937 * builtins.c (expand_builtin_memory_chk): Provide location
22938 of the call location for artificial function pieces.
22939 (maybe_emit_chk_warning): Likewise.
22940 (maybe_emit_sprintf_chk_warning): Likewise.
22941 (maybe_emit_free_warning): Likewise.
22942 * expr.c (expand_expr_real_1): Likewise.
22944 2009-03-03 Jakub Jelinek <jakub@redhat.com>
22946 PR tree-optimization/39343
22947 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
22948 COMPONENT_REF t has ARRAY_TYPE.
22950 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
22952 PR middle-end/39335
22953 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
22954 when the type precision of the induction variable should be
22955 larger than the type precision of nit.
22956 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
22957 * graphite.c (graphite_loop_normal_form): Same.
22958 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
22960 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
22962 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
22963 (*call_1_rex64_ms_sysv): Use named constants instead of magic
22964 numbers to describe clobbered registers.
22965 (*call_value_0_rex64_ms_sysv): Ditto.
22966 * config/i386/mmx.md (mmx_emms): Ditto.
22967 (mmx_femms): Ditto.
22969 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
22971 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
22974 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22976 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
22977 (spu_section_type_flags): New function.
22979 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
22981 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
22982 reg_class_contents of FLOAT_REGS into a temporary.
22984 2009-03-02 Richard Guenther <rguenther@suse.de>
22985 Ira Rosen <irar@il.ibm.com>
22987 PR tree-optimization/39318
22988 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
22989 information to the vectorized statement.
22991 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
22993 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
22994 variable. Use defined names instead of magic constants for REX SSE
22997 2009-03-01 Richard Guenther <rguenther@suse.de>
22999 PR tree-optimization/39331
23000 * omp-low.c (lower_send_shared_vars): Do not receive new
23001 values for the reference of DECL_BY_REFERENCE parms or results.
23003 2009-03-01 Jan Hubicka <jh@suse.cz>
23006 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
23007 BLOCK_NONLOCALIZED_VAR): New macros.
23008 (tree_block): Add nonlocalized_vars.
23009 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
23010 gen_decl_die): Add origin argument. Allow generation of die with
23011 origin at hand only.
23012 (gen_member_die, gen_type_die_with_usage, force_decl_die,
23013 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
23015 (gen_block_die): Fix checking for unused blocks.
23016 (process_scope_var): Break out from .... ; work with origins only.
23017 (decls_for_scope) ... here; process nonlocalized list.
23018 (dwarf2out_ignore_block): Look for nonlocalized vars.
23019 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
23021 (dump_scope_block): Dump them.
23022 * tree-inline.c (remap_decls): Handle nonlocalized vars.
23023 (remap_block): Likewise.
23024 (can_be_nonlocal): New predicate.
23025 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
23027 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23029 * configure: Regenerate.
23031 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23033 * optc-gen.awk: No need to duplicate option flags twice.
23034 Reuse help texts for duplicate options which do not have any.
23036 * gcc.c (display_help): Document --version.
23038 * gcc.c (main): If print_help_list and verbose_flag, ensure
23039 driver output comes before subprocess output.
23041 * optc-gen.awk: Assign all remaining fields to help string,
23042 space-separated, for multi-line help in *.opt.
23044 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
23045 -Wno-pedantic-ms-format is for MinGW targets only.
23047 * doc/options.texi (Option file format): Fix bad indentation,
23048 restoring dropped sentence.
23050 2009-02-28 Jan Hubicka <jh@suse.cz>
23052 * tree-inline.c (tree_function_versioning): Output debug info.
23054 2009-02-28 Jan Hubicka <jh@suse.cz>
23057 * tree-inline.c (setup_one_parameter): Do not copy propagate
23058 arguments when not optimizing.
23060 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
23063 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23064 (avx_addsubv4df3): Likewise.
23065 (*avx_addsubv4sf3): Likewise.
23066 (sse3_addsubv4sf3): Likewise.
23067 (*avx_addsubv2df3): Likewise.
23068 (sse3_addsubv2df3): Likewise.
23069 (avx_unpckhps256): Correct item selectors.
23070 (avx_unpcklps256): Likewise.
23071 (avx_unpckhpd256): Likewise.
23072 (avx_unpcklpd256): Likewise.
23074 2009-02-28 Jan Hubicka <jh@suse.cz>
23076 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
23078 (copy_arguments_for_versioning): If var is declared don't declare it.
23079 (tree_function_versioning): First setup substitutions and then copy
23082 2009-02-27 Jan Hubicka <jh@suse.cz>
23085 * cgraph.h (varpool_output_debug_info): Remove.
23086 * cgraphunit.c (varpool_output_debug_info): Remove.
23087 * dwarf2out.c (deferred_locations_struct): New struct
23088 (deferred_locations): New type.
23089 (deferred_locations_list): New static var.
23090 (deffer_location): New function.
23091 (gen_variable_die): Use it.
23092 (decls_for_scope): Output info on local static vars.
23093 (dwarf2out_finish): Process deferred locations.
23094 * varpool.c (varpool_output_debug_info): Remove.
23096 2009-02-27 Jan Hubicka <jh@suse.cz>
23099 * tree.h (TREE_PROTECTED): Fix comment.
23100 (BLOCK_HANDLER_BLOCK): Remove.
23101 (struct tree_block): Remove handler_block add body_block.
23102 (inlined_function_outer_scope_p): New.
23103 (is_body_block): Remove.
23104 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
23105 * dwarf2out.c (is_inlined_entry_point): Remove.
23106 (add_high_low_attributes): Use inlined_function_outer_scope_p.
23107 (gen_block_die): Use is_inlined_entry_point check. Remove body block
23109 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
23110 * gimplify.c (gimplify_expr): Gimplify body blocks.
23111 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
23112 block with multiple subblocks.
23113 (dump_scope_block): Prettier output; dump more flags and info.
23114 (dump_scope_blocks): New.
23115 (remove_unused_locals): Use dump_scope_blocks.
23116 * tree-flow.h (dump_scope_blocks): Declare.
23117 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
23118 * stmt.c (is_body_block): Remove.
23119 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
23120 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
23122 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
23124 PR middle-end/39308
23125 * graphite.c (graphite_loop_normal_form): Do not call
23126 number_of_iterations_exit from a gcc_assert.
23128 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23130 * config/s390/s390.c (s390_swap_cmp): Look for conditional
23131 jumps if COND is NULL.
23132 (find_cond_jump): New function.
23133 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
23134 * config/s390/s390.md: Remove z10_cobra attribute value.
23136 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
23138 * config/alpha/alpha.h (alpha_expand_mov): Return false if
23139 force_const_mem returns NULL_RTX.
23141 2009-02-26 Jan Hubicka <jh@suse.cz>
23144 * cgraph.h (varpool_output_debug_info): Remove.
23145 * cgraphunit.c (varpool_output_debug_info): Remove.
23146 * dwarf2out.c (deferred_locations_struct): New struct
23147 (deferred_locations): New type.
23148 (deferred_locations_list): New static var.
23149 (deffer_location): New function.
23150 (gen_variable_die): Use it.
23151 (decls_for_scope): Output info on local static vars.
23152 (dwarf2out_finish): Process deferred locations.
23153 * varpool.c (varpool_output_debug_info): Remove.
23155 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
23157 PR rtl-optimization/39241
23158 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
23159 to subreg_offset_representable_p.
23161 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23163 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
23164 execute function prototype. Get f and nregs from max_reg_num
23165 and get_insns. Remove the first backward pass as it's dead,
23166 guard the forward pass by flag_expensive_optimizations.
23167 (rest_of_handle_regmove): Delete.
23168 (pass_regmove): Replace it with regmove_optimize.
23170 2009-02-25 Martin Jambor <mjambor@suse.cz>
23172 PR tree-optimization/39259
23173 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
23174 calls_alloca function flags.
23175 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
23176 calls are detected.
23178 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23180 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
23181 flags_set_1_rtx, flags_set_1_set): Delete.
23182 (regmove_optimize): Do not call mark_flags_life_zones.
23184 2009-02-24 Julian Brown <julian@codesourcery.com>
23187 * config/arm/arm.c (require_pic_register): Only set
23188 cfun->machine->pic_reg once per function.
23190 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
23192 * doc/invoke.texi (Link Options): Document an easier way to pass
23193 options that take arguments to the GNU linker using -Xlinker and -Wl.
23195 2009-02-24 Steve Ellcey <sje@cup.hp.com>
23198 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
23200 2009-02-24 Richard Guenther <rguenther@suse.de>
23203 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
23205 2009-02-24 Richard Guenther <rguenther@suse.de>
23206 Zdenek Dvorak <ook@ucw.cz>
23208 PR tree-optimization/39233
23209 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
23210 from converting them to a generic type.
23212 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
23214 PR tree-optimization/39260
23215 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
23216 contains a condition with a real type.
23217 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
23219 2009-02-23 Jason Merrill <jason@redhat.com>
23222 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
23223 narrowing_initializer_constant_valid_p.
23224 (narrowing_initializer_constant_valid_p): Don't return
23225 null_pointer_node for adding a pointer to itself.
23227 2009-02-23 Jan Hubicka <jh@suse.cz>
23230 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
23233 2009-02-23 Jan Hubicka <jh@suse.cz>
23235 PR tree-optimization/37709
23236 * tree.c (block_ultimate_origin): Move here from dwarf2out.
23237 * tree.h (block_ultimate_origin): Declare.
23238 * dwarf2out.c (block_ultimate_origin): Move to tree.c
23239 * tree-ssa-live.c (remove_unused_scope_block_p):
23240 Eliminate blocks containig no instructions nor live variables nor
23242 (dump_scope_block): New function.
23243 (remove_unused_locals): Enable removal of dead blocks by default;
23244 enable dumping at TDF_DETAILS.
23246 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23248 * config/i386/i386.c (classify_argument): Don't allow COImode
23250 (function_arg_advance_32): Don't allow OImode.
23251 (function_arg_32): Likewise.
23252 (function_value_32): Likewise.
23253 (return_in_memory_32): Likewise.
23254 (function_arg_64): Remove OImode comment.
23256 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23259 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
23260 ix86_expand_vector_set for V4DImode in 64bit mode only.
23261 (ix86_expand_vector_init_one_var): Likewise.
23263 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
23265 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
23267 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23270 * loop-iv.c: Revert last change.
23271 * emit-rtl.c: Likewise.
23273 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23276 * config/i386/i386.c (type_natural_mode): Remove an extra
23277 space in the warning message.
23278 (function_value_32): Handle 32-byte vector modes.
23279 (return_in_memory_32): Likewise.
23281 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23283 * loop-iv.c (truncate_value): New function.
23284 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
23286 (lowpart_subreg): Move to...
23287 * emit-rtl.c: ...here.
23289 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
23291 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
23292 accidental and undocumented change at revision 140860.
23294 2009-02-21 Joseph Myers <joseph@codesourcery.com>
23296 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
23297 take gimple_seq * arguments.
23298 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
23299 types_compatible_p langhook.
23301 2009-02-20 Mark Mitchell <mark@codesourcery.com>
23302 Joseph Myers <joseph@codesourcery.com>
23304 * config/arm/arm.c (arm_builtin_va_list): New function.
23305 (arm_expand_builtin_va_start): Likewise.
23306 (arm_gimplify_va_arg_expr): Likewise.
23307 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
23308 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
23309 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
23310 (va_list_type): New variable.
23311 (arm_mangle_type): Mangle va_list_type appropriately.
23313 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23315 PR middle-end/39157
23316 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
23317 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
23318 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
23319 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
23320 parameter to 1000 for -O1 by default.
23321 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
23323 * loop-invariant.c: Include params.h.
23324 (move_loop_invariants): Don't call move_single_loop_invariants on
23327 2009-02-20 Jaka Mocnik <jaka@xlab.si>
23329 * calls.c (emit_library_call_value_1): Use slot_offset instead of
23330 offset when calculating bounds for indexing stack_usage_map. Fixes
23331 a buffer overflow with certain target setups.
23333 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23336 * calls.c (expand_call): Clear try_tail_call if caller and callee
23337 disagree in promotion of function return value.
23339 2009-02-19 Jakub Jelinek <jakub@redhat.com>
23342 * c-common.c (c_determine_visibility): If visibility changed and
23343 DECL_RTL has been already set, call make_decl_rtl to update symbol
23346 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
23349 * varasm.c (assemble_variable): Don't check DECL_NAME when
23350 globalizing a variable.
23352 2009-02-19 Joseph Myers <joseph@codesourcery.com>
23355 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
23356 expression before any __builtin_trap call.
23357 * c-typeck.c (build_function_call): Convert and check function
23358 arguments before generating a call to a trap. Evaluate the
23359 function arguments before the trap.
23361 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
23364 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
23365 (UNSPEC_FXAM_MEM): New unspec.
23366 (fxam<mode>2_i387_with_temp): New insn and split pattern.
23367 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
23368 memory using fxam<mode>2_i387_with_temp to remove excess precision.
23370 2009-02-19 Richard Guenther <rguenther@suse.de>
23372 PR tree-optimization/39207
23373 PR tree-optimization/39074
23374 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
23375 storedanything_tree): New.
23376 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
23377 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
23378 (build_succ_graph): Add edges from STOREDANYTHING to all
23380 (init_base_vars): Initialize STOREDANYTHING.
23381 (compute_points_to_sets): Free substitution info after
23382 building the succ graph.
23383 (ipa_pta_execute): Likewise.
23385 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
23387 (do_ds_constraint): Do not add to special var or non-pointer
23389 (type_could_have_pointers): Split out from ...
23390 (could_have_pointers): ... here. For arrays use the element type.
23391 (create_variable_info_for): Initialize may_have_pointers.
23392 (new_var_info): Likewise.
23393 (handle_lhs_call): Make the HEAP variable unknown-sized.
23394 (intra_create_variable_infos): Use a type with pointers for
23395 PARM_NOALIAS, make it unknown-sized.
23397 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
23400 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
23402 2009-02-18 Jason Merrill <jason@redhat.com>
23405 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
23406 value if DECL_EXTERNAL.
23407 * tree-sra.c (sra_walk_gimple_assign): Likewise.
23408 * target.h (gcc_target::binds_local_p): Clarify "module".
23409 * tree.h (TREE_PUBLIC): Clarify "module".
23411 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
23414 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
23415 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
23417 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
23420 * c.opt (Wabi): Support C and ObjC.
23423 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
23425 * config/i386/i386.c (classify_argument): Warn once about the ABI
23426 change when passing union with long double.
23428 * doc/invoke.texi: Update -Wabi for warning psABI changes.
23430 2009-02-18 Joseph Myers <joseph@codesourcery.com>
23433 * c-parser.c (c_parser_compound_statement): Always enter and leave
23436 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23439 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
23441 2009-02-18 Jakub Jelinek <jakub@redhat.com>
23443 PR tree-optimization/36922
23444 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
23445 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
23448 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23450 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
23453 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23455 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
23457 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23459 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
23462 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
23463 Richard Sandiford <rdsandiford@googlemail.com>
23465 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
23466 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
23467 (loongson_biadd): ...this.
23469 2009-02-17 Richard Guenther <rguenther@suse.de>
23471 PR tree-optimization/39202
23472 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
23473 a var make sure to follow existing collapses.
23475 2009-02-17 Richard Guenther <rguenther@suse.de>
23477 PR middle-end/39214
23478 * langhooks.c (lhd_print_error_function): Check for NULL block.
23480 2009-02-17 Richard Guenther <rguenther@suse.de>
23482 PR tree-optimization/39204
23483 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
23486 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
23488 * config/soft-fp/double.h: Update from glibc CVS.
23490 2009-02-17 Richard Guenther <rguenther@suse.de>
23492 PR tree-optimization/39207
23493 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
23494 strict-aliasing warnings for pointers pointing to NULL.
23496 2009-02-16 Joseph Myers <joseph@codesourcery.com>
23499 * c-parser.c (c_parser_braced_init): Call pop_init_level when
23500 skipping until next close brace.
23502 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
23505 * config/i386/i386.c (ix86_expand_push): Set memory alignment
23506 to function argument boundary.
23508 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23510 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
23511 in the lea_add. Reload eventually constraints it properly.
23512 * config/picochip/constraints.md: Remove the target constraint
23513 "b", since it is not needed anymore.
23515 2009-02-16 Jakub Jelinek <jakub@redhat.com>
23517 * gthr-dce.h: Uglify function parameter and local variable names.
23518 * gthr-gnat.h: Likewise.
23519 * gthr-mipssde.h: Likewise.
23520 * gthr-nks.h: Likewise.
23521 * gthr-posix95.h: Likewise.
23522 * gthr-posix.h: Likewise.
23523 * gthr-rtems.h: Likewise.
23524 * gthr-single.h: Likewise.
23525 * gthr-solaris.h: Likewise.
23526 * gthr-tpf.h: Likewise.
23527 * gthr-vxworks.h: Likewise.
23528 * gthr-win32.h: Likewise.
23530 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
23533 * config/i386/i386.md: Restrict the new peephole2 to move
23534 between MMX/SSE registers.
23536 2009-02-15 Richard Guenther <rguenther@suse.de>
23539 2009-02-13 Richard Guenther <rguenther@suse.de>
23541 * configure.ac: Enable LFS.
23542 * configure: Re-generate.
23543 * config.in: Likewise.
23545 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23547 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
23548 spu_srqwbyte, spu_srqwbytebc): Define.
23549 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
23550 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
23551 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
23552 "shrqby_<mode>"): New insn-and-split patterns.
23553 * config/spu/spu.c (expand_builtin_args): Determine and return
23554 number of operands using spu_builtin_description data.
23555 (spu_expand_builtin_1): Use it.
23557 2009-02-13 Steve Ellcey <sje@cup.hp.com>
23560 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
23563 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23566 * config/i386/i386.c (override_options): Correct warning
23567 messages for -malign-loops, -malign-jumps and -malign-functions.
23569 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23572 * config/i386/i386.md: Restrict the new peephole2 to move
23573 between the general purpose registers.
23575 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23578 * config/i386/i386.c (type_natural_mode): Add a new argument.
23579 Return the original mode and warn ABI change if vector size is 32byte.
23580 (function_arg_advance): Updated.
23581 (function_arg): Likewise.
23582 (ix86_function_value): Likewise.
23583 (ix86_return_in_memory): Likewise.
23584 (ix86_sol10_return_in_memory): Likewise.
23585 (ix86_gimplify_va_arg): Likewise.
23586 (function_arg_32): Don't warn ABX ABI change here.
23587 (function_arg_64): Likewise.
23589 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
23591 * loop-iv.c (implies_p): In the final case, test that operands 0
23592 of the two comparisons match.
23594 * config/bfin/bfin.c (find_prev_insn_start): New function.
23595 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
23596 (find_next_insn_start): Move.
23598 2009-02-13 Richard Guenther <rguenther@suse.de>
23600 * configure.ac: Enable LFS.
23601 * configure: Re-generate.
23602 * config.in: Likewise.
23604 2009-02-13 Joseph Myers <joseph@codesourcery.com>
23607 * c-parser.c (c_parser_parms_list_declarator): Discard pending
23608 sizes on syntax error after some arguments have been parsed.
23610 2009-02-12 Jakub Jelinek <jakub@redhat.com>
23612 * doc/invoke.texi (-fira): Remove.
23614 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23616 * caller-save.c: Replace regclass.c with reginfo.c in comments.
23617 * recog.c: Likewise.
23620 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
23622 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
23623 (umul_ppmm): Likewise.
23624 (count_leading_zeros): Likewise.
23625 (count_trailing_zeros): Likewise.
23626 (UMUL_TIME): Likewise.
23628 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23630 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
23631 soft-fp/t-softfp to tmake_file.
23633 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
23634 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
23635 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
23636 IA64_BUILTIN_INFQ]: New.
23637 (ia64_init_builtins): Initialize __builtin_infq,
23638 __builtin_fabsq and __builtin_copysignq if not HPUX.
23639 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
23640 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
23642 * config/ia64/lib1funcs.asm (__divtf3): Define only if
23644 (__fixtfti): Likewise.
23645 (__fixunstfti): Likewise.
23646 (__floattitf): Likewise.
23648 * config/ia64/libgcc-glibc.ver: New.
23649 * config/ia64/t-fprules-softfp: Likewise.
23650 * config/ia64/sfp-machine.h: Likewise.
23652 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
23653 (LIBGCC2_TF_CEXT): Likewise.
23654 (TF_SIZE): Likewise.
23655 (TARGET_INIT_LIBFUNCS): Likewise.
23657 * config/ia64/t-glibc (SHLINB_MAPFILES):
23658 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
23660 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23662 * config/i386/i386.c (construct_container): Rewrite processing
23663 BLKmode with X86_64_SSE_CLASS.
23665 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
23668 * config/i386/i386.md: Replace simplify_replace_rtx with
23669 replace_rtx in the new peephole2.
23671 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
23673 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
23674 loop unrolling do not happen at -O2.
23676 2009-02-12 Michael Matz <matz@suse.de>
23678 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
23680 2009-02-12 Jakub Jelinek <jakub@redhat.com>
23682 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
23685 2009-02-12 Ben Elliston <bje@au.ibm.com>
23687 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
23688 patterns when updating the back chain. Missed in the 2009-02-10
23691 2009-02-11 Janis Johnson <janis187@us.ibm.com>
23693 * doc/extend.texi (Decimal Floating Types): Update identifier of
23694 draft TR and list of missing support.
23696 2009-02-11 Jakub Jelinek <jakub@redhat.com>
23698 PR middle-end/39154
23699 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
23700 bit to variable length decl's flags, add it also to its
23701 pointer replacement variable.
23703 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
23704 Jakub Jelinek <jakub@redhat.com>
23707 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
23708 (memory_blockage): New expander.
23709 (*memory_blockage): New insn pattern.
23710 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
23711 instead of general blockage at the end of function prologue when
23712 frame pointer is used to access red zone area. Do not emit blockage
23713 when profiling, it is emitted in generic code.
23714 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
23715 function epilogue when frame pointer is used to access red zone area.
23717 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
23720 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
23721 by arithmetic with memory operands.
23722 * config/i386/predicates.md (commutative_operator): New.
23724 2009-02-10 Janis Johnson <janis187@us.ibm.com>
23726 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
23729 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
23731 * alias.h (record_alias_subset): Declare.
23732 * alias.c (record_alias_subset): Make global.
23734 2009-02-10 Nick Clifton <nickc@redhat.com>
23736 * tree-parloops.c: Change license to GPLv3.
23737 * ipa-struct-reorg.c: Change license to GPLv3.
23738 * ipa-struct-reorg.h: Change license to GPLv3.
23740 2009-02-10 Steve Ellcey <sje@cup.hp.com>
23743 * c-decl.c (start_struct): Return NULL on error.
23745 2009-02-10 Jakub Jelinek <jakub@redhat.com>
23747 PR middle-end/39124
23748 * cfgloopmanip.c (remove_path): Call remove_bbs after
23749 cancel_loop_tree, not before it.
23752 * function.h (struct function): Add has_local_explicit_reg_vars bit.
23753 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
23754 VAR_DECLs were seen.
23755 * tree-ssa-live.c (remove_unused_locals): Recompute
23756 cfun->has_local_explicit_reg_vars.
23757 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
23758 copies or clearings if cfun->has_local_explicit_reg_vars.
23760 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
23763 * config/i386/i386.c (expand_prologue): Emit blockage at the end
23764 of function prologue when frame pointer is used to access
23767 2009-02-10 Richard Guenther <rguenther@suse.de>
23769 PR middle-end/39127
23770 * gimplify.c (gimple_regimplify_operands): Always look if
23771 we need to create a temporary.
23773 2009-02-10 Richard Guenther <rguenther@suse.de>
23775 PR tree-optimization/39132
23776 * tree-loop-distribution.c (todo): New global var.
23777 (generate_memset_zero): Trigger TODO_rebuild_alias.
23778 (tree_loop_distribution): Return todo.
23780 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
23783 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
23784 (x86_64_reg_class_name): Removed.
23785 (classify_argument): Return 0 if bytes > 32. Return 0 if the
23786 first one isn't X86_64_SSE_CLASS or any other ones aren't
23787 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
23788 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
23789 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
23790 and 3 X86_64_SSEUP_CLASS.
23791 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
23792 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
23794 2009-02-10 Ben Elliston <bje@au.ibm.com>
23796 * config/rs6000/rs6000.md (allocate_stack): Always use an update
23797 form instruction to update the stack back chain word, even if the
23798 user has disabled the generation of update instructions.
23799 (movdi_<mode>_update_stack): New.
23800 (movsi_update_stack): Likewise.
23801 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
23802 always use an update form instruction to update the stack back
23805 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
23807 PR middle-end/38953
23808 * graphite.c (if_region_set_false_region): After moving a region in
23809 the false branch of a condition, remove the empty dummy basic block.
23810 (gloog): Remove wrong fix for PR38953.
23812 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23814 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
23815 generation due to implicit sign extension.
23817 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
23819 PR middle-end/38981
23820 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
23821 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
23823 2009-02-09 Richard Guenther <rguenther@suse.de>
23825 PR middle-end/35202
23826 * convert.c (convert_to_real): Disable (float)fn((double)x)
23827 to fnf(x) conversion if errno differences may occur and
23828 -fmath-errno is set.
23830 2009-02-07 Anatoly Sokolov <aesok@post.ru>
23832 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
23833 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
23834 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
23836 2009-02-06 Joseph Myers <joseph@codesourcery.com>
23839 * c-common.c (handle_alias_attribute): Disallow attribute for
23840 anything not a FUNCTION_DECL or VAR_DECL.
23842 2009-02-06 Janis Johnson <janis187@us.ibm.com>
23845 * real.c (do_compare): Special-case compare of zero against
23846 decimal float value.
23848 2009-02-06 Joseph Myers <joseph@codesourcery.com>
23851 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
23852 as indicating flexible array members unless the field itself is
23853 being declarared as the incomplete array.
23855 2009-02-06 Jan Hubicka <jh@suse.cz>
23857 PR tree-optimization/38844
23858 * ipa-inline.c (try_inline): Stop inlining recursion when edge
23859 is already inlined.
23861 2009-02-06 Richard Guenther <rguenther@suse.de>
23863 PR middle-end/38977
23864 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
23865 fork because we may expand it as __gcov_fork.
23867 2009-02-06 Nick Clifton <nickc@redhat.com>
23869 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
23871 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
23873 PR tree-optimization/35659
23874 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
23875 vn_phi_eq): Shortcut if hashcode does not match.
23876 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
23878 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
23879 and avoid iterative_hash_expr.
23880 (FOR_EACH_VALUE_ID_IN_SET): New.
23881 (value_id_compare): Remove.
23882 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
23883 sort expressions by value id.
23885 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
23888 * config/sh/predicates.md (general_movsrc_operand): Don't check
23889 the subreg of system registers here.
23891 2009-02-05 Jakub Jelinek <jakub@redhat.com>
23894 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
23895 on the copied decl.
23897 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
23899 PR rtl-optimization/39110
23900 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
23901 addresses, not aligned ones.
23903 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
23904 Richard Guenther <rguenther@suse.de>
23906 PR tree-optimization/39100
23907 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
23908 comment says and add edges.
23910 2009-02-05 Joseph Myers <joseph@codesourcery.com>
23913 * c-common.c (handle_tls_model_attribute): Ignore attribute for
23914 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
23916 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
23918 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
23919 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
23920 register_bb_in_sese, new_sese, free_sese): Moved.
23921 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
23922 outermost_loop_in_scop, build_scop_iteration_domain,
23923 expand_scalar_variables_ssa_name, get_vdef_before_scop,
23924 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
23925 Use loop_in_sese_p instead of loop_in_scop_p.
23926 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
23927 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
23928 (scopdet_basic_block_info): Fix bug in scop detection.
23929 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
23930 eq_loop_to_cloog_loop): Remove.
23931 (nb_loops_around_loop_in_scop, nb_loop
23932 ref_nb_loops): Moved here...
23933 * graphite.h (ref_nb_loops): ... from here.
23934 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
23935 (loop_domain_dim, loop_iteration_vector_dim): Remove.
23936 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
23937 * testsuite/gcc.dg/graphite/scop-19.c: New
23939 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
23940 Hans-Peter Nilsson <hp@axis.com>
23942 PR rtl-optimization/37889
23943 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
23944 Move offset handling from PLUS to before the switch. Use new
23945 arguments when considering SYMBOL_REFs too.
23946 (rtx_addr_can_trap_p): Pass dummy offset and size.
23947 (enum may_trap_p_flags): Remove.
23948 (may_trap_p_1): Pass size from MEM_SIZE.
23950 PR rtl-optimization/38921
23951 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
23952 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
23953 * rtlanal.c (may_trap_after_code_motion_p): Delete.
23954 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
23956 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
23958 AVX Programming Reference (January, 2009)
23959 * config/i386/sse.md (*vpclmulqdq): New.
23961 2009-02-04 Jakub Jelinek <jakub@redhat.com>
23963 PR tree-optimization/38977
23964 PR gcov-profile/38292
23965 * calls.c (special_function_p): Disregard __builtin_ prefix.
23967 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
23969 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
23970 non-indexable addresses even before reload.
23972 2009-02-03 Joseph Myers <joseph@codesourcery.com>
23975 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
23976 as having variable size. Do not give an error for unnamed
23977 parameters with [*] declarators. Give a warning for type names
23978 with [*] declarators and mark them as variable size.
23979 * c-parser.c (c_parser_sizeof_expression): Do not give an error
23980 for sizeof applied to [*] type names.
23982 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
23985 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
23987 2009-02-03 Jakub Jelinek <jakub@redhat.com>
23989 * gcc.c (process_command): Update copyright notice dates.
23990 * gcov.c (print_version): Likewise.
23991 * gcov-dump.c (print_version): Likewise.
23992 * mips-tfile.c (main): Likewise.
23993 * mips-tdump.c (main): Likewise.
23995 2009-02-03 Joseph Myers <joseph@codesourcery.com>
23998 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
23999 for composite type involving a zero-length array type.
24001 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24004 * function.c (match_asm_constraints_1): Skip over
24005 initial optional % in the constraint.
24007 PR inline-asm/39059
24008 * c-parser.c (c_parser_postfix_expression): If fixed point is not
24009 supported, don't accept FIXED_CSTs.
24010 * c-decl.c (finish_declspecs): Error if fixed point is not supported
24011 and _Sat is used without _Fract/_Accum. Set specs->type to
24012 integer_type_node for cts_fract/cts_accum if fixed point is not
24015 2009-02-02 Catherine Moore <clm@codesourcery.com>
24017 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
24019 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
24021 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
24022 (ABI_HAS_64BIT_SYMBOLS): Use it.
24023 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
24025 2009-02-02 Paul Brook <paul@codesourcery.com>
24027 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
24029 2009-02-02 Jakub Jelinek <jakub@redhat.com>
24031 PR inline-asm/39058
24032 * recog.h (asm_operand_ok): Add constraints argument.
24033 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
24034 recurse on matching constraint.
24035 (check_asm_operands): Pass constraints as 3rd argument to
24036 asm_operand_ok. Don't look up matching constraint here.
24037 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
24040 2009-02-02 Ben Elliston <bje@au.ibm.com>
24042 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
24043 TARGET_NARROW_VOLATILE_BITFIELD macro names.
24045 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24047 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
24048 information. Remove some obsolete information. Reorganize.
24050 * config/pa/fptr.c: Revert license to GPL 2.
24051 * config/pa/milli64.S: Likewise.
24053 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24056 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
24057 LIBRARY name in, instead of hard-coding it.
24058 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
24059 extra target make frag to tmake_files according to EH model.
24060 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
24061 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
24062 frags that define makefile variable EH_MODEL appropriately.
24063 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
24064 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
24065 to "-sjlj" according to type of EH configured.
24066 (LIBGCC_SONAME): Concatenate it to shared library base name.
24067 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
24068 to "_sjlj" according to type of EH configured.
24069 (LIBGCC_SONAME): Concatenate it to shared library base name.
24070 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
24071 (SHLIB_LINK): Add missing semicolon to if-else construct.
24072 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24073 string value of "pe_dll" command-line option.
24074 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
24075 (SHLIB_SONAME): Use it when overriding t-cygming default.
24076 (SHLIB_IMPLIB): Override t-cygming default.
24077 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24078 string value of "pe_dll" command-line option.
24080 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24083 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
24084 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
24086 2009-01-31 Richard Guenther <rguenther@suse.de>
24088 PR tree-optimization/38937
24089 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
24090 computing the transitive closure.
24092 2009-01-30 Richard Guenther <rguenther@suse.de>
24094 PR tree-optimization/39041
24095 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24096 Propagate variable indices only if the types match for this stmt.
24098 2009-01-30 Jakub Jelinek <jakub@redhat.com>
24101 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
24102 inline but never defined.
24104 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
24106 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
24107 (*insv_h_di_reg_extimm): New insn.
24108 (*insv_l<mode>_reg_extimm): New insn.
24110 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24112 * config/picochip/picochip.c (flag_conserve_stack): set
24113 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
24114 fconserve-stack. Reduce call-overhead used by inliner.
24116 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24119 * common.opt (flag_conserve_stack): Initialised to zero.
24121 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
24124 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
24125 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
24128 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
24130 * ira-color.c (allocno_reload_assign): Update comments.
24131 * regmove.c (regmove_optimize): Likewise.
24135 2009-01-29 Robert Millan <rmh@aybabtu.com>
24137 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
24138 * config/i386/kopensolaris-gnu.h: New file. Undefine
24139 `MD_UNWIND_SUPPORT'.
24140 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
24142 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
24144 PR tree-optimization/39007
24145 * tree-loop-distribution.c (generate_builtin): Use
24146 recompute_dominator to compute the immediate dominator of the
24147 basic block just after the loop.
24149 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
24151 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
24152 (ASM_OUTPUT_DWARF_PCREL): Define.
24154 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
24156 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
24157 * doc/passes.texi: Remove entries about regclass, local-alloc, and
24158 global. Modify entries about regmove and IRA.
24160 * ra-conflict.c: Remove the file.
24162 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
24164 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
24165 (pass_regclass_init): Rename to pass_reginfo_init.
24167 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
24169 * toplev.h (flag_ira): Remove.
24171 * caller-save.c (setup_save_areas): Remove flag_ira.
24173 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
24175 * global.c: Remove the file.
24177 * opts.c (decode_options): Remove flag_ira.
24179 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
24181 * regmove.c: Modify file description.
24182 (find_use_as_address, try_auto_increment): Define them only if
24183 AUTO_INC_DEC is defined.
24184 (replacement_quality, replace_in_call_usage, fixup_match_1,
24185 stable_and_no_regs_but_for_p): Remove.
24186 (reg_set_in_bb): Make it static.
24187 (regmove_optimize): Remove flag_ira and code which worked for
24190 * local-alloc.c: Remove the file.
24192 * common.opt (fira): Remove.
24194 * ira.c: Include except.h.
24195 (eliminable_regset): Move from global.c.
24196 (mark_elimination): Ditto. Remove flag_ira.
24197 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
24198 equiv_mem_modified, validate_equiv_mem_from_store,
24199 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
24200 contains_replace_regs, memref_referenced_p, memref_used_between_p,
24201 no_equiv, recorded_label_ref): Move from local-alloc.c.
24202 (update_equiv_regs): Ditto. Make it static.
24203 (print_insn_chain, print_insn_chains): Move it from global.c.
24204 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
24205 (build_insn_chain): Ditto. Make it static.
24206 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
24207 Rename to init_live_subregs.
24208 (gate_ira): Remove flag_ira.
24210 * regclass.c: Rename reginfo.c. Change file description.
24211 (FORBIDDEN_INC_DEC_CLASSES): Remove.
24212 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
24213 (init_reg_sets_1): Remove code for evaluation of
24214 reg_class_superclasses and losing_caller_save_reg_set.
24215 (init_regs): Remove init_reg_autoinc.
24216 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
24217 ok_for_base_p_nonstrict): Remove.
24218 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
24219 (pass_regclass_init): Rename to pass_reginfo_init. Modify
24220 corresponding entries.
24221 (dump_regclass, record_operand_costs, scan_one_insn,
24222 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
24223 record_address_regs, auto_inc_dec_reg_p): Remove.
24224 (gt-regclass.h): Rename to gt-reginfo.h.
24226 * rtl.h (dump_global_regs, retry_global_alloc,
24227 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
24229 * Makefile.in (RA_H): Remove.
24230 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
24231 Rename regclass.o to reginfo.o.
24232 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
24234 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
24235 (GTFILES): Rename regclass.c to reginfo.c.
24237 * passes.c (init_optimization_passes): Remove pass_local_alloc and
24238 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
24240 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
24241 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
24243 (finish_spills): Ditto. Remove code for !flag_ira.
24245 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
24247 PR middle-end/35854
24248 * doc/invoke.texi (rtl debug options): Complete rewrite.
24249 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
24251 * mode-switching.c (pass_mode_switching): Rename pass from
24252 "mode-sw" to "mode_sw".
24253 * except.c (pass_convert_to_eh_ranges): Rename pass from
24254 "eh-ranges" to "eh_ranges".
24255 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
24259 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
24260 Alexander Monakov <amonakov@ispras.ru>
24262 PR middle-end/38857
24263 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
24265 (move_exprs_to_boundary): Change return type and pass through
24266 should_move from move_op. Relax assert. Update usage ...
24267 (schedule_expr_on_boundary): ... here. Use should_move instead of
24269 (move_op_orig_expr_found): Indicate that insn was disconnected from
24271 (code_motion_process_successors): Do not call after_merge_succs
24272 callback if original expression was not found when traversing any of
24274 (code_motion_path_driver): Change return type. Update prototype.
24275 (move_op): Update comment. Add a new parameter (should_move). Update
24276 prototype. Set *should_move based on indication provided by
24277 move_op_orig_expr_found.
24279 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
24281 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
24282 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
24283 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
24284 * config/rs6000/rs6000.c (rs6000_override_options): Default
24285 avoid-indexed-addresses on for Power6, off for everything else.
24286 (avoiding_indexed_address_p): New function.
24287 (rs6000_legitimize_address): Use it.
24288 (rs6000_legitimate_address): Likewise.
24289 * config/rs6000/rs6000.md (movXX_updateX): Likewise
24291 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
24293 PR tree-optimization/38997
24294 * tree-loop-distribution.c (generate_memset_zero): Use
24295 POINTER_PLUS_EXPR for a pointer addition.
24297 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
24299 * config/s390/s390.md (bswap<mode>2): New pattern added.
24301 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24303 * config/s390/s390.md (*tls_load_31): Added type attribute.
24305 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24307 * config/s390/s390.md: Fix a few comments.
24309 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24311 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
24312 (*tm<mode>_full): Fixed z10prop attribute.
24313 (*tst<mode>_extimm): Fixed z10prop attribute.
24314 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
24315 (*tstqiCCT_cconly): Fixed z10prop attribute.
24316 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
24317 (*movsi_larl): Fixed z10prop attribute.
24318 (*movsi_zarch): Fixed z10prop attribute.
24319 (*movsi_eas): Fixed z10prop attribute.
24320 (*movhi): Fixed z10prop attribute.
24321 (*movqi): Fixed z10prop attribute.
24322 (*movstrictqi): Fixed z10prop attribute.
24323 (*mov<mode>): Fixed z10prop attribute.
24324 (*movcc): Fixed z10prop attribute.
24325 (*sethighpartdi_64): Fixed z10prop attribute.
24326 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
24327 (*negdi2_sign_cc): Fixed z10prop attribute.
24328 (*negdi2_sign): Fixed z10prop attribute.
24329 (*absdi2_sign_cc): Fixed z10prop attribute.
24330 (*absdi2_sign): Fixed z10prop attribute.
24331 (*negabsdi2_sign_cc): Fixed z10prop attribute.
24332 (*negabsdi2_sign): Fixed z10prop attribute.
24333 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
24334 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
24335 (doloop_si64): Fixed z10prop attribute.
24336 (doloop_si31): Fixed z10prop attribute.
24337 (doloop_long): Fixed z10prop attribute.
24338 (indirect_jump): Fixed z10prop attribute.
24339 (nop): Fixed z10prop attribute.
24340 (main_base_64): Fixed z10prop attribute.
24341 (reload_base_64): Fixed z10prop attribute.
24343 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24345 PR rtl-optimization/38740
24346 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
24348 * config/mips/mips.c (mips_reorg): Likewise.
24350 2009-01-28 Richard Guenther <rguenther@suse.de>
24352 PR tree-optimization/38926
24353 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
24354 with the correct value id to a value.
24355 (do_regular_insertion): Use the value number of edoubleprime
24356 for the value number of the expr.
24359 2008-08-21 Richard Guenther <rguenther@suse.de>
24361 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
24362 a PHI ask VN if it is already available.
24363 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
24364 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
24366 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24368 PR middle-end/38934
24369 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
24370 set to varying whenever max has TREE_OVERFLOW set, similarly
24371 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
24373 2009-01-28 Richard Guenther <rguenther@suse.de>
24375 PR middle-end/38908
24376 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
24377 uninitialized aggregate uses in call arguments.
24379 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
24381 PR tree-optimization/38984
24382 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
24383 the nothing_id variable if -fno-delete-null-pointer-checks.
24385 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
24388 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
24389 (set_got_offset_rex64): Ditto.
24391 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
24394 * doc/extend.texi: Improve local variable with asm reg.
24396 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
24398 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
24399 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
24400 was not supplied then set warn_packed_bitfield_compat to the
24401 default value of 1.
24402 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
24405 2009-01-27 Richard Guenther <rguenther@suse.de>
24407 PR tree-optimization/38503
24408 * cfgexpand.c (expand_gimple_basic_block): Ignore
24409 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
24410 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
24411 variables that cannot have TBAA applied.
24412 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
24415 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
24417 PR middle-end/38969
24418 * calls.c (initialize_argument_information): Do not wrap complex
24419 arguments in SAVE_EXPR.
24421 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
24423 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
24424 (INSTALL_LIBGCC): Revert typo commit.
24426 2009-01-26 Richard Guenther <rguenther@suse.de>
24428 PR tree-optimization/38745
24429 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
24430 from special handling.
24432 2009-01-26 Richard Guenther <rguenther@suse.de>
24434 PR tree-optimization/38745
24435 * tree-ssa.c (execute_update_addresses_taken): Do not include
24436 variables that cannot possibly be a register in not_reg_needs.
24437 Do not clear TREE_ADDRESSABLE on vars that may not become
24439 * tree-ssa.c (update_alias_info_1): Include those in the set
24440 of addressable vars.
24442 2009-01-26 Richard Guenther <rguenther@suse.de>
24444 PR middle-end/38851
24445 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
24446 * tree-ssa-dse.c: Include langhooks.h
24447 (execute_simple_dse): Remove stores with zero size.
24449 2009-01-24 Jakub Jelinek <jakub@redhat.com>
24452 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
24455 2009-01-24 Julian Brown <julian@codesourcery.com>
24457 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
24458 config/arm/linux-atomic.c.
24459 * config/arm/linux-atomic.c: New.
24461 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
24463 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
24464 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
24465 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
24467 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
24470 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
24473 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
24475 PR tree-optimization/38953
24476 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
24477 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
24478 (gloog): Split the exit of the scop when the scop exit is a loop exit.
24479 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
24482 2009-01-24 Paul Brook <paul@codesourcery.com>
24484 * config/arm/neon.md (neon_type): Move to arm.md.
24485 (neon_mov<VSTRUCT>): Add neon_type attribute.
24486 * config/arm/arm.md (neon_type): Move to here.
24487 (conds): Add "unconditioal" and use as default for NEON insns.
24489 2009-01-24 Ben Elliston <bje@au.ibm.com>
24491 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
24492 void *' warning from -Wc++-compat.
24493 * Makefile.in (dominance.o-warn): Remove.
24495 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
24497 PR tree-optimization/38932
24498 * fold-const.c (fold_unary_ignore_overflow): New.
24499 * tree.h (fold_unary_ignore_overflow): Declare.
24500 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
24501 * tree-ssa-sccvn.c (visit_reference_op_load,
24502 simplify_unary_expression): Likewise.
24504 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
24506 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
24507 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
24508 regardless of their type.
24509 * c-common.c (handle_packed_attribute): Don't ignore packed on
24511 * c.opt (Wpacked-bitfield-compat): New warning option.
24512 * stor-layout.c (place_field): Warn if offset of a field changed.
24513 * doc/extend.texi (packed): Mention the ABI change.
24514 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
24515 (Warning Options): Add it to the list.
24517 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
24519 * c-opts.c (c_common_post_options): Fix a typo in comments.
24521 2009-01-22 Steve Ellcey <sje@cup.hp.com>
24523 PR middle-end/38615
24524 * gimplify.c (gimplify_init_constructor): Fix promotion of const
24525 variables to static.
24526 * doc/invoke.texi (-fmerge-all-constants): Update description.
24528 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
24531 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
24532 (*movdi_1_rex64): Use type "mmx" for alternative 5.
24534 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
24536 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
24538 (LOCAL_ALIGNMENT): Similarly.
24540 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
24541 Joseph Myers <joseph@codesourcery.com>
24543 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
24544 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
24545 * config/arm/arm-tune.md: Regenerate.
24546 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
24549 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
24551 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
24552 version number to five.
24554 2009-01-22 Dodji Seketeli <dodji@redhat.com>
24557 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
24558 * c-common.c (set_underlying_type): Likewise.
24559 (is_typedef_decl ): Likewise
24561 (set_underlying_type): Likewise.
24562 (is_typedef_type): Likewise.
24564 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
24566 PR middle-end/38587
24567 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
24570 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
24573 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
24574 (LIBGCC_SPEC): Don't define.
24575 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
24577 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
24579 PR rtl-optimization/38879
24580 * alias.c (base_alias_check): Unaligned access via AND address can
24581 alias all surrounding object types except those with sizes equal
24582 or wider than the size of unaligned access.
24584 2009-01-21 Dodji Seketeli <dodji@redhat.com>
24587 * c-decl.c (clone_underlying_type): Move this ...
24588 * c-common.c (set_underlying_type): ... here.
24589 Also, make sure the function properly sets TYPE_STUB_DECL() on
24590 the newly created typedef variant type.
24591 (is_typedef_decl ): New entry point.
24592 * tree.h: Added a new member member_types_needing_access_check to
24593 struct tree_decl_non_common.
24594 (set_underlying_type): New entry point.
24595 (is_typedef_type): Likewise.
24597 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
24599 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
24600 Check whether two instructions have memory references that
24601 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
24602 are helper functions for traversing.
24603 * alias.h (insn_alias_sets_confilict_p): New prototypes.
24604 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
24605 not to draw dependency edge for instructions with non-conflicting
24608 2009-01-20 Joseph Myers <joseph@codesourcery.com>
24611 * longlong.h: Update copyright years. Use soft-fp license notice.
24612 Sync __clz_tab declaration with glibc.
24614 2009-01-20 Steve Ellcey <sje@cup.hp.com>
24617 * doc/extend.texi (syscall_linkage): New.
24618 (version_id): Modify.
24620 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
24621 Richard Guenther <rguenther@suse.de>
24623 PR tree-optimization/38747
24624 PR tree-optimization/38748
24625 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
24626 conversion if the base address is an indirect reference and the
24627 aliasing sets could cause issues.
24629 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
24631 * common.opt (fgraphite, fgraphite-identity): Add comment for
24632 explaining why these options are not documented.
24634 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
24636 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
24637 gimple_call_lhs is NULL.
24639 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
24642 * emit-rtl.c (adjust_address_1): Make sure memref is never
24645 2009-01-20 Ben Elliston <bje@au.ibm.com>
24647 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
24648 const qualifier from arg parameter. Remove unnecessary cast to char *.
24649 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
24650 const qualifier from arg 2.
24652 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
24654 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
24656 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
24659 * rtl.h (reinit_regs): New prototype.
24660 * regclass.c: Include ira.h.
24661 (reinit_regs): New.
24662 * Makefile.in (regclass.o): Add ira.h.
24663 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
24665 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
24668 * c-common.c (handle_aligned_attribute): Use
24669 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
24670 default alignment value.
24672 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
24674 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
24675 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
24677 * doc/extend.texi: Update __attribute__ ((aligned)). Document
24678 __BIGGEST_ALIGNMENT__.
24680 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
24682 2009-01-18 Richard Guenther <rguenther@suse.de>
24684 PR tree-optimization/38819
24685 * tree-flow.h (operation_could_trap_helper_p): Declare.
24686 * tree-eh.c (operation_could_trap_helper_p): Export.
24687 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
24688 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
24689 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
24690 are about to insert a possibly trapping instruction and fail
24693 2009-01-18 Andreas Schwab <schwab@suse.de>
24695 * doc/install.texi (Configuration): Remove obsolete paragraph
24696 about use of --with-gnu-ld with --with-gnu-as.
24698 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
24700 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
24701 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
24702 Follow spelling conventions.
24704 2009-01-18 Ben Elliston <bje@au.ibm.com>
24706 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
24707 C++ warning about implicit conversion from void * to struct
24709 (bitmap_obstack_free): Likewise for bitmap_element *.
24710 * Makefile.in (bitmap.o-warn): Remove.
24712 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
24714 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
24716 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
24717 Tobias Grosser <tobi.grosser@amd.com>
24719 * graphite.c (graphite_trans_scop_block): Do not block single
24722 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
24724 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
24725 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
24726 test with assertion.
24728 2009-01-16 Richard Guenther <rguenther@suse.de>
24730 PR tree-optimization/38835
24731 PR middle-end/36227
24732 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
24733 and INT + PTR -> (INT)(PTR p+ INT) folding.
24734 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
24736 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
24739 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
24740 the subreg from a lowpart subreg if it is also casting the value.
24742 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
24743 Tobias Grosser <tobi.grosser@amd.com>
24745 * graphite.c (compare_prefix_loops): New.
24746 (build_scop_canonical_schedules): Rewritten.
24747 (graphite_transform_loops): Move build_scop_canonical_schedules
24748 after build_scop_iteration_domain.
24750 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
24751 Tobias Grosser <tobi.grosser@amd.com>
24753 * graphite.c (add_conditions_to_domain): Add the loops to
24754 the dimension of the iteration domain. Do copy the domain
24755 only when it exists.
24756 (build_scop_conditions_1): Do not call add_conditions_to_domain.
24757 (add_conditions_to_constraints): New.
24758 (can_generate_code_stmt, can_generate_code): Removed.
24759 (gloog): Do not call can_generate_code.
24760 (graphite_transform_loops): Call add_conditions_to_constraints
24761 after building the iteration domain.
24763 2009-01-16 Jakub Jelinek <jakub@redhat.com>
24765 PR tree-optimization/38789
24766 * tree-ssa-threadedge.c
24767 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
24768 __builtin_constant_p.
24770 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
24772 * dce.c (delete_unmarked_insns): Reversed the order that insns are
24773 examined before deleting them.
24775 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
24777 * function.c (aggregate_value_p): Correctly extract the function
24778 type from CALL_EXPR_FN lookup.
24780 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24782 * config/picochip/picochip.c (picochip_override_options): Revert
24783 CFI asm flag disable commited previously.
24785 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
24786 Tobias Grosser <tobi.grosser@amd.com>
24787 Jan Sjodin <jan.sjodin@amd.com>
24789 * graphite.c (scan_tree_for_params): On substractions negate
24790 all the coefficients of the term.
24791 (clast_to_gcc_expression_red): New. Handle reduction expressions
24792 of more than two operands.
24793 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
24794 (get_vdef_before_scop): Handle also the case of default definitions.
24796 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
24798 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
24799 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
24800 Also use them when walking CALL_INSN_FUNCTION_USAGE.
24802 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
24803 Joey Ye <joey.ye@intel.com>
24805 PR middle-end/37843
24806 * cfgexpand.c (expand_stack_alignment): Don't update stack
24807 boundary nor check incoming stack boundary here.
24808 (gimple_expand_cfg): Update stack boundary and check incoming
24809 stack boundary here.
24811 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
24813 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
24815 2009-01-14 Jakub Jelinek <jakub@redhat.com>
24817 PR rtl-optimization/38245
24818 * calls.c (expand_call): Add stack arguments to
24819 CALL_INSN_FUNCTION_USAGE even for pure calls (when
24820 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
24821 in regs and partially in memory or BLKmode arguments.
24822 (emit_library_call_value_1): Add stack arguments to
24823 CALL_INSN_FUNCTION_USAGE even for pure calls (when
24824 ACCUMULATE_OUTGOING_ARGS).
24825 * dce.c: Include tm_p.h.
24826 (find_call_stack_args): New function.
24827 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
24829 (mark_insn): Call find_call_stack_args for CALL_Ps.
24830 (prescan_insns_for_dce): Walk insns backwards in bb rather than
24831 forwards. Allocate and free arg_stores bitmap if needed, pass it
24832 down to deletable_insn_p, don't mark stores set in arg_stores
24833 bitmap, clear the bitmap at the beginning of each bb.
24834 * Makefile.in (dce.o): Depend on $(TM_P_H).
24836 2009-01-14 Michael Meissner <gnu@the-meissners.org>
24839 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
24840 to make sure the insn is a conditional test (bug 22599). Reformat a
24843 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
24845 PR middle-end/38431
24846 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
24847 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
24848 (gloog): Do not call cleanup_tree_cfg.
24849 (graphite_transform_loops): Call cleanup_tree_cfg after all
24850 scops have been code generated.
24852 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
24853 * doc/gty.texi (Invoking the garbage collector): Added new node
24854 and section documenting ggc_collect.
24856 2009-01-14 Richard Guenther <rguenther@suse.de>
24858 PR tree-optimization/38826
24859 PR middle-end/38477
24860 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
24861 initialization notes only if we actually emitted a warning.
24862 (intra_create_variable_infos): Add constraints for a result decl
24863 that is passed by hidden reference.
24864 (build_pred_graph): Mark all related variables non-direct on
24867 2009-01-14 Nick Clifton <nickc@redhat.com>
24869 * ira-conflicts.c: Include addresses.h for the definition of
24871 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
24872 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
24874 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
24877 * Makefile.in (ira-lives.o): Add except.h.
24879 * ira-lives.c: Include except.h.
24880 (process_bb_node_lives): Process can_throw_internal.
24882 2009-01-13 Jakub Jelinek <jakub@redhat.com>
24884 PR rtl-optimization/38774
24885 * combine.c (simplify_set): When undoing cc_use change, don't do
24886 PUT_CODE on the newly created comparison, but instead put back the
24889 2009-01-13 Joseph Myers <joseph@codesourcery.com>
24891 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
24892 values. Remove duplicate arm8 entry.
24894 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
24896 PR tree-optimization/38786
24897 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
24898 the SSA_NAME case of expand_scalar_variables_expr.
24899 Set the type of an expression to the type of its assign statement.
24900 (expand_scalar_variables_expr): Also gather the scalar computation
24901 used to index the memory access. Do not pass loop_p.
24902 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
24903 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
24904 the gimple_stmt_iterator where it inserts new code.
24905 Do not pass loop_p.
24906 (copy_bb_and_scalar_dependences): Do not pass loop_p.
24907 (translate_clast): Update call to copy_bb_and_scalar_dependences.
24909 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
24911 * graphite.h (debug_value): Removed.
24912 * graphite.c (debug_value): Removed.
24914 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
24916 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
24917 ldrd/strd with two 32-bit instructions.
24919 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
24921 * config/arm/arm.c (struct processors): Pass for speed down into
24922 cost helper functions.
24923 (const_ok_for_op): Handle COMPARE and inequality nodes.
24924 (arm_rtx_costs_1): Rewrite.
24925 (arm_size_rtx_costs): Update prototype.
24926 (arm_rtx_costs): Pass speed down to helper functions.
24927 (arm_slowmul_rtx_costs): Rework cost calculations.
24928 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
24929 (arm_9e_rtx_costs): Likewise.
24931 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
24933 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
24934 relocations of local symbols wider than UNITS_PER_WORD are not valid.
24935 (alpha_legitimize_address): Do not split local symbols wider than
24936 UNITS_PER_WORD into HIGH/LO_SUM parts.
24938 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
24941 * gcc.c (process_command): Replace call to execvp with calls
24942 to pex_one and exit.
24944 2009-01-03 Anatoly Sokolov <aesok@post.ru>
24947 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
24948 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
24949 variant for devices with 3-byte PC.
24950 (__tablejump_elpm__): New.
24952 2009-01-12 Jakub Jelinek <jakub@redhat.com>
24955 * c-parser.c (c_parser_postfix_expression): Allow `->' in
24956 offsetof member-designator, handle it as `[0].'.
24958 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24960 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
24961 function when not using named sections on targets with named sections
24962 if branch distance is less than 262132.
24964 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
24966 * combine.c (combine_instructions): Recompute
24967 optimize_this_for_speed_p for each BB in the main combine loop.
24969 2009-01-12 Tomas Bily <tbily@suse.cz>
24972 * tree-loop-distribution.c (prop_phis): New function.
24973 (generate_builtin): Call prop_phis.
24974 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
24976 2009-01-12 Jakub Jelinek <jakub@redhat.com>
24978 PR tree-optimization/38807
24979 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
24980 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
24982 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
24984 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
24985 subreg of op0 to the original op0.
24987 2009-01-11 Laurent GUERBY <laurent@guerby.net>
24989 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
24991 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
24994 * mips-tfile.c (parse_def): Fix parsing of def strings
24995 starting with digits.
24997 2009-01-10 Jakub Jelinek <jakub@redhat.com>
25000 * config/arm/arm.c (arm_is_long_call_p): Don't call
25001 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
25003 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
25005 * regrename.c (regrename_optimize): Fix dumping.
25006 (find_oldest_value_reg): Preserve REG_POINTER.
25007 (copy_hardreg_forward_1): Likewise.
25009 2009-01-09 Diego Novillo <dnovillo@google.com>
25011 * gimple.h (struct gimple_statement_base) <uid>: Document
25012 the restrictions on its use.
25013 (gimple_uid): Tidy.
25014 (gimple_set_uid): Tidy.
25016 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25018 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
25019 zero guard even if align_bytes != 0 and count is smaller than
25022 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
25024 PR rtl-optimization/38495
25025 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
25026 (add_range_and_copies_from_move_list): Print all added ranges.
25027 Add ranges to memory optimized destination.
25029 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25033 * config/i386/i386.c (override_options): Reject
25034 -mstringop-strategy=rep_8byte with -m32.
25035 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
25036 to 1. Do count comparison against epilogue_size_needed at compile
25037 time even when count_exp was constant forced into register. For
25038 size_needed don't jump to epilogue, instead just avoid aligning
25039 and invoke the body algorithm. If need_zero_guard, add zero guard
25040 even if count is non-zero, but smaller than size_needed + number of
25041 bytes that could be stored for alignment.
25042 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
25043 to 1. If need_zero_guard, add zero guard even if count is non-zero,
25044 but smaller than size_needed + number of bytes that could be stored
25045 for alignment. Compare size_needed with epilogue_size_needed instead
25046 of desired_align - align, don't adjust size_needed, pass
25047 epilogue_size_needed to the epilogue expanders.
25050 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
25052 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25054 * pa.c (last_address): Change to unsigned.
25055 (update_total_code_bytes): Change argument to unsigned. Don't
25056 check if insn addresses are set.
25057 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
25058 addresses are not set.
25059 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
25061 2009-01-09 Nick Clifton <nickc@redhat.com>
25063 * config/sh/symbian.c: Replace uses of DECL_INLINE with
25064 DECL_DECLARED_INLINE_P.
25066 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25068 PR middle-end/38347
25069 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
25070 GET_MODE (op0) in operand_subword_force calls.
25072 PR middle-end/38771
25073 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
25074 fold_convert arg0 operands to TREE_TYPE (op0) first.
25076 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
25078 * params.def (ira-max-conflict-table-size): Decrease default value
25081 2009-01-08 Jakub Jelinek <jakub@redhat.com>
25083 PR tree-optimization/37031
25084 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
25086 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
25087 allocate it using gc instead of heap, use VEC_quick_push instead of
25089 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
25090 instead of heap, use VEC_quick_push instead of VEC_safe_push.
25091 * tree-data-ref.h (struct access_matrix): Change matrix to gc
25092 allocated vector from heap allocated.
25093 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
25094 * tree-loop-linear.c (linear_transform_loops): Allocate nest
25095 vector only after perfect_loop_nest_depth call.
25097 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
25098 Jan Sjodin <jan.sjodin@amd.com>
25100 PR tree-optimization/38559
25101 * graphite.c (debug_value, copy_constraint,
25102 swap_constraint_variables, scale_constraint_variable, ): New.
25103 (get_lower_bound, get_upper_bound): Removed.
25104 (graphite_trans_bb_strip_mine): Clean up this code that works
25105 only for constant number of iterations. Fully copy upper and
25106 lower bound constraints, not only the constant part of them.
25107 * graphite.h (debug_value): Declared.
25109 2009-01-08 Ira Rosen <irar@il.ibm.com>
25111 PR tree-optimization/37194
25112 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
25113 Don't add the cost of cost model guard in prologue to scalar
25114 outside cost in case of known number of iterations.
25116 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
25117 Alan Modra <amodra@bigpond.net.au>
25119 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
25120 non-word-aligned REG+CONST addressing.
25122 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25125 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
25126 free_after_compilation when outputting a thunk.
25127 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
25128 Do not call free_after_compilation here.
25130 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25132 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
25133 (ix86_valid_target_attribute_inner_p): Ditto.
25135 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
25137 PR tree-optimization/38492
25138 PR tree-optimization/38498
25139 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
25140 * tree-chrec.h (scev_is_linear_expression): Declared.
25141 * graphite.c (graphite_cannot_represent_loop_niter): New.
25142 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
25143 (graphite_loop_normal_form): Use gcc_assert.
25144 (scan_tree_for_params): Use CASE_CONVERT.
25145 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
25146 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
25147 Use gcc_assert. Discard scops that contain unhandled cases.
25148 (build_scop_conditions): Return a boolean status for unhandled cases.
25149 (strip_mine_profitable_p): Print the loop number, not its depth.
25150 (is_interchange_valid): Pass the depth of the loop nest, don't
25151 recompute it wrongly.
25152 (graphite_trans_bb_block): Same.
25153 (graphite_trans_bb_block): Print tentative of loop blocking.
25154 (graphite_trans_scop_block): Do not print that the loop has been
25156 (graphite_transform_loops): Do not handle scops that contain condition
25159 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
25161 AVX Programming Reference (December, 2008)
25162 * config/i386/avxintrin.h (_mm256_stream_si256): New.
25163 (_mm256_stream_pd): Likewise.
25164 (_mm256_stream_ps): Likewise.
25166 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
25167 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
25168 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
25169 (bdesc_special_args): Add __builtin_ia32_movntdq256,
25170 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
25171 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
25172 (ix86_expand_special_args_builtin): Likewise.
25174 * config/i386/sse.md (AVXMODEDI): New.
25175 (avx_movnt<mode>): Likewise.
25176 (avx_movnt<mode>): Likewise.
25177 (<sse>_movnt<mode>): Remove AVX support.
25178 (sse2_movntv2di): Likewise.
25180 2009-01-07 Richard Guenther <rguenther@suse.de>
25182 PR middle-end/38751
25183 * fold-const.c (extract_muldiv): Remove obsolete comment.
25184 (fold_plusminus_mult_expr): Undo MINUS_EXPR
25185 to PLUS_EXPR canonicalization for the canonicalization.
25187 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
25189 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
25190 hosted cross-compilers generating less efficient code.
25192 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25194 * function.h (rtl_data): Add a dbr_scheduled_p field.
25195 * reorg.c (dbr_schedule): Set it.
25196 (gate_handle_delay_slots): Check it.
25197 * config/mips/mips.c (mips_base_delayed_branch): Delete.
25198 (mips_reorg): Check flag_delayed_branch instead of
25199 mips_base_delayed_branch.
25200 (mips_override_options): Don't set mips_base_delayed_branch
25201 or flag_delayed_branch.
25203 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25205 PR rtl-optimization/38426.
25206 * ira.c (ira): Set current_function_is_leaf earlier.
25208 2009-01-06 Jakub Jelinek <jakub@redhat.com>
25210 PR rtl-optimization/38722
25211 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
25212 too early, only set a flag and modify after last possible
25215 2009-01-06 Janis Johnson <janis187@us.ibm.com>
25218 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
25219 * real.c (decimal_single_format): Correct values of emin and emax.
25220 (decimal_double_format): Ditto.
25221 (decimal_quad_format): Ditto.
25222 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
25223 computation of DECnn_MIN and DECnn_MAX for corrected values of
25224 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
25225 __DECnn_MIN__, and adjust its computation for the corrected value
25228 2009-01-06 Jan Hubicka <jh@suse.cz>
25231 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
25233 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
25235 * doc/contrib.texi (Contributors): Slightly adjust the end note.
25236 Add Robert Clark to the list of testers.
25238 2009-01-06 Jan Hubicka <jh@suse.cz>
25239 Kai Tietz <kai.tietz@onevision.com>
25241 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
25242 * config/i386/i386.c (ix86_expand_call): Add clobbers.
25244 2009-01-06 Jan Hubicka <jh@suse.cz>
25245 Kai Tietz <kai.tietz@onevision.com>
25247 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
25249 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
25250 (ix86_nsaved_regs): Count only general purpose regs.
25251 (ix86_nsaved_sseregs): New.
25252 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
25253 to 16 for w64; compute padding and size of sse reg save area.
25254 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
25255 general purpose regs.
25256 (ix86_emit_save_sse_regs_using_mov): New.
25257 (ix86_expand_prologue): Save SSE regs if needed.
25258 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
25259 (ix86_emit_restore_sse_regs_using_mov): New.
25260 (ix86_expand_epilogue): Save SSE regs if needed.
25262 2009-01-06 Jan Hubicka <jh@suse.cz>
25263 Kai Tietz <kai.tietz@onevision.com>
25265 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
25266 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
25267 functions when accumulate outgoing args is off.
25269 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25272 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
25273 before using pseudos_have_intersected_live_ranges_p.
25275 * ira-int.h (ira_assert): Always define.
25277 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25279 AVX Programming Reference (December, 2008)
25280 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
25281 (_mm256_permute2_pd): Likewise.
25282 (_mm_permute2_ps): Likewise.
25283 (_mm256_permute2_ps): Likewise.
25284 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
25285 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
25287 * config/i386/i386.c (ix86_builtins): Remove
25288 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
25289 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
25290 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
25291 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
25292 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
25293 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
25294 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
25295 __builtin_ia32_vpermil2ps256.
25296 (ix86_init_mmx_sse_builtins): Updated.
25297 (ix86_expand_args_builtin): Likewise.
25299 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25301 * pa.c (output_call): Relocate non-jump insns in the delay slot of
25302 long absolute calls when generating PA 2.0 code.
25304 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
25306 PR rtl-optimization/38583
25307 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
25309 * params.def (ira-max-conflict-table-size): New.
25311 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
25313 * ira.h (ira_conflicts_p): New external definition.
25315 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
25316 table. Report this. Return result of building.
25317 (ira_build_conflicts): Use ira_conflicts_p. Check result of
25318 building conflict table.
25320 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
25321 (ira_color): Use ira_conflicts_p.
25323 * global.c: Include ira.h.
25324 (pseudo_for_reload_consideration_p, build_insn_chain): Use
25327 * Makefile.in (global.o): Add ira.h.
25329 * ira-build.c (mark_all_loops_for_removal,
25330 propagate_some_info_from_allocno): New.
25331 (remove_unnecessary_allocnos): Call
25332 propagate_some_info_from_allocno.
25333 (remove_low_level_allocnos): New.
25334 (remove_unnecessary_regions): Add parameter. Call
25335 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
25336 parameter to remove_unnecessary_regions.
25337 (ira_build): Remove all regions but root if the conflict table was
25338 not built. Update conflict hard regs for allocnos crossing calls.
25340 * ira.c (ira_conflicts_p): New global.
25341 (ira): Define and use ira_conflicts_p.
25343 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25344 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
25345 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
25347 2009-01-06 Ben Elliston <bje@au.ibm.com>
25349 * gengtype-lex.l (YY_NO_INPUT): Define.
25351 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
25354 * c-common.c (handle_vector_size_attribute): Also reject
25355 BOOLEAN_TYPE types.
25357 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
25359 PR tree-optimization/38492
25360 * graphite.c (rename_map_elt, debug_rename_elt,
25361 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
25362 rename_map_elt_info, eq_rename_map_elts,
25363 get_new_name_from_old_name, bb_in_sese_p): Moved around.
25364 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
25365 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
25366 (sese_build_livein_liveouts): New.
25367 (new_sese, free_sese): New.
25368 (new_scop): Call new_sese.
25369 (free_scop): Call free_sese.
25370 (rename_variables_from_edge, rename_phis_end_scop): Removed.
25371 (register_old_new_names): Renamed register_old_and_new_names.
25372 (register_scop_liveout_renames, add_loop_exit_phis,
25373 insert_loop_close_phis, struct igp,
25374 default_liveout_before_guard, add_guard_exit_phis,
25375 insert_guard_phis, copy_renames): New.
25376 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
25377 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
25378 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
25379 (scop_adjust_phis_for_liveouts): New.
25380 (gloog): Call scop_adjust_phis_for_liveouts.
25382 * graphite.h (struct sese): Documented. Added fields liveout,
25383 num_ver and livein.
25384 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
25385 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
25386 (struct scop): Added field liveout_renames.
25387 (SCOP_LIVEOUT_RENAMES): New.
25389 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25391 PR tree-optimization/38510
25392 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
25393 (translate_clast): Call recompute_all_dominators before
25395 (gloog): Call recompute_all_dominators before graphite_verify.
25397 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25398 Jan Sjodin <jan.sjodin@amd.com>
25400 PR tree-optimization/38500
25401 * graphite.c (create_sese_edges): Call fix_loop_structure after
25404 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25406 * config.gcc: Add m32r*-*-rtems*.
25407 * config/m32r/rtems.h: New file.
25409 2009-01-05 Ben Elliston <bje@au.ibm.com>
25411 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
25412 (.po.pox): Likewise.
25413 (po/gcc.pot): Likewise.
25415 2009-01-04 David S. Miller <davem@davemloft.net>
25417 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
25418 (STARTING_FRAME_OFFSET): Always set to zero.
25420 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
25422 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
25423 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
25424 fixed-point types, and vectors of the same.
25426 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
25428 * config/mips/sync.md (*mb_barrier): Rename to...
25429 (*memory_barrier): ...this.
25431 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
25433 * doc/extend.texi (Function Attributes): Move @cindex after @item
25434 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
25435 and put in alphabetical order. Fix 'target' name and put in order.
25436 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
25439 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
25441 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
25442 (memory_barrier): Expand as unspec instead of unspec_volatile.
25443 Remove mem:BLK from insn operands. Use Pmode scratch register.
25444 (*memory_barrier): Define as unspec instead of unspec_volatile.
25445 Use (match_dup 0) as input operand.
25447 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
25448 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
25449 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
25450 scratch register. Remove operand 1.
25451 (*stbar): Define as unspec instead of unspec_volatile.
25452 Use (match_dup 0) as input operand, remove (const_int 8).
25453 (*membar): Define as unspec instead of unspec_volatile.
25454 Use (match_dup 0) as input operand, remove input operand 2.
25456 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
25457 (memory_barrier): Expand as unspec instead of unspec_volatile.
25458 Remove mem:BLK from insn operands. Use Pmode scratch register.
25459 (*memory_barrier): Define as unspec instead of unspec_volatile.
25460 Use (match_dup 0) as input operand.
25462 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
25463 Remove mem:BLK from insn operands. Use Pmode scratch register.
25464 Set volatile flag on operand 0.
25465 (*memory_barrier): New insn pattern.
25467 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
25469 (*memory_barrier): Use (match_dup 0) as input operand.
25471 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
25472 Remove mem:BLK from insn operands. Use Pmode scratch register.
25473 Set volatile flag on operand 0.
25474 (*mb_internal): New insn pattern.
25476 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
25478 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
25480 PR middle-end/38586
25481 * function.c (struct temp_slot): Move to the section of the file
25482 that deals with temp slots. Remove field 'address'.
25483 (temp_slot_address_table): New hash table of address -> temp slot.
25484 (struct temp_slot_address_entry): New struct, items for the table.
25485 (temp_slot_address_compute_hash, temp_slot_address_hash,
25486 temp_slot_address_eq, insert_temp_slot_address): Support functions
25488 (find_temp_slot_from_address): Rewrite to use the new hash table.
25489 (remove_unused_temp_slot_addresses): Remove addresses of temp
25490 slots that have been made available.
25491 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
25492 worker function for remove_unused_temp_slot_addresses.
25493 (assign_stack_temp_for_type): Don't clear the temp slot address list.
25494 Add the temp slot address to the address -> temp slot map.
25495 (update_temp_slot_address): Update via insert_temp_slot_address.
25496 (free_temp_slots): Call remove_unused_temp_slot_addresses.
25497 (pop_temp_slots): Likewise.
25498 (init_temp_slots): Allocate the address -> temp slot map, or empty
25499 the map if it is already allocated.
25500 (prepare_function_start): Initialize temp slot processing.
25502 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
25504 PR middle-end/38584
25505 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
25506 Calculate the size of all stack vars assuming no packing of stack
25507 vars will happen, replacing a quadratic algorithm with a linear one.
25509 2009-01-03 Jakub Jelinek <jakub@redhat.com>
25512 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
25515 2009-01-03 Diego Novillo <dnovillo@google.com>
25517 * doc/contrib.texi: Update contributions.
25519 2009-01-03 Jakub Jelinek <jakub@redhat.com>
25522 * builtins.c (fold_builtin_memory_op): Give up if either operand
25523 is volatile. Set srctype or desttype to non-qualified version
25527 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
25528 and FUNCTION_DECLs.
25530 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
25532 PR rtl-optimization/35805
25533 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
25534 problem if fast dce is able to remove any instructions.
25535 * dce.c (dce_process_block): Fix dump message.
25537 2009-01-02 Mark Mitchell <mark@codesourcery.com>
25540 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
25542 2009-01-02 Jakub Jelinek <jakub@redhat.com>
25544 PR middle-end/38690
25545 * tree-flow.h (op_code_prio, op_prio): New prototypes.
25546 * tree-pretty-print.c (op_code_prio): New function.
25547 (op_prio): No longer static. Use op_code_prio.
25548 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
25549 Use op_prio and op_code_prio to determine if () should be
25550 printed around operand(s) or not.
25552 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
25553 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
25554 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
25555 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
25556 pp_character instead of pp_string for single letter printing.
25558 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
25560 * doc/extend.texi: Fix '#pragma GCC option' typo.
25562 2009-01-02 Richard Guenther <rguenther@suse.de>
25564 * doc/install.texi (--enable-checking): Mention different
25565 default for stage1.
25566 (--enable-stage1-checking): Document.
25568 2009-01-01 Andrew Pinski <pinskia@gmail.com>
25570 PR middle-end/30142
25571 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
25572 case to be an error.
25574 2009-01-02 Ben Elliston <bje@au.ibm.com>
25576 * config/fp-bit.h (pack_d): Constify argument.
25577 * config/fp-bit.c (makenan): Constify return type. Remove casts.
25578 (isnan): Constify argument.
25580 (iszero): Likewise.
25581 (pack_d): Likewise.
25582 (_fpadd_parts): Constify return type.
25583 (_fpmul_parts): Likewise.
25584 (_fpdiv_parts): Likewise.
25586 2009-01-01 Jakub Jelinek <jakub@redhat.com>
25589 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
25590 warn about overwriting initializer with side-effects or
25591 -Woverride-init if !IMPLICIT.
25592 (output_init_element): Likewise. Pass IMPLICIT down to
25594 (process_init_element): Add IMPLICIT argument. Pass it down
25595 to output_init_element.
25596 (push_init_element, pop_init_level, set_designator): Adjust
25597 process_init_element callers.
25598 (set_nonincremental_init, set_nonincremental_init_from_string):
25599 Adjust add_pending_init callers.
25600 (output_pending_init_elements): Adjust output_init_element callers.
25601 * c-tree.h (process_init_element): Adjust prototype.
25602 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
25603 process_init_element callers.
25606 Copyright (C) 2009 Free Software Foundation, Inc.
25608 Copying and distribution of this file, with or without modification,
25609 are permitted in any medium without royalty provided the copyright
25610 notice and this notice are preserved.