1 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
3 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Adjust the type of
6 2005-12-14 Sebastian Pop <pop@cri.ensmp.fr>
8 * loop-unswitch.c (unswitch_loop): Free zero_bitmap before returning.
10 2005-12-14 J"orn Rennecke <joern.rennecke@st.com>
14 * struct-equiv.c (struct_equiv_init): Fix off-by-one error in clearing
17 * struct-euiv.c (rtx_equiv_p): Remove SUBREG case.
19 2005-12-14 Jakub Jelinek <jakub@redhat.com>
23 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not
24 DECL_P, call get_section rather than get_named_section. Supply
27 2005-12-14 Ben Elliston <bje@au.ibm.com>
29 * c-common.c (c_common_truthvalue_conversion): Generalise warning
30 for addresses converted to booleans; not just function addresses.
31 * c-typeck.c (build_binary_op): Warn for address comparisons which
32 can never be NULL (eg. func == NULL or &var == NULL).
33 * common.opt (Walways-true): New option.
34 * c-opts.c (c_common_handle_option): Set it with -Wall.
35 * doc/invoke.texi: Document it.
37 2005-12-13 Paul Brook <paul@codesourcery.com>
39 * config/m68k/fpgnulib.c (__unordsf2, __unorddf2, __unordxf2,
40 __floatunsidf, __floatunsisf, __floatunsixf): New functions.
42 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
44 * config/mt/t-mt (crti.o, crtn.o): Add multilib options.
45 (EXTRA_MULTILIB_PARTS): Define.
47 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
49 PR rtl-optimization/20070 / part1
50 * flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
51 count_or_remove_death_notes with kill == -1.
52 (mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
53 registers if PROP_POST_REGSTACK is set.
54 (mark_used_reg): Likewise.
55 (count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
56 REG_UNUSED notes for stack regs.
57 * cfgcleanup.c (condjump_equiv_p): Change parameters and processing
58 to match rtx_equiv_p machinery. Change caller.
59 (outgoing_edges_match): Likewise.
60 (try_crossjump_to_edge): Use struct_equiv_block_eq
61 instead of flow_find_cross_jump.
62 * basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
63 (STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
64 (STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
65 (STRUCT_EQUIV_MAX_LOCAL): Likewise.
66 (struct struct_equiv_checkpoint, struct equiv_info): Likewise.
67 (insns_match_p): Update prototype.
68 (flow_find_cross_jump): Remove prototype.
69 (struct_equiv_block_eq, struct_equiv_init): Declare.
70 (rtx_equiv_p, condjump_equiv_p): Likewise.
71 * struct-equiv.c: Include reload.h.
72 (IMPOSSIBLE_MOVE_FACTOR): Define.
73 (assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
74 (struct_equiv_improve_checkpoint): Likewise.
75 (struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
76 (set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
77 (struct_equiv_merge, find_dying_input): Likewise.
78 (resolve_input_conflict, note_local_live): Likewise.
79 (death_notes_match_p): Change parameters and processing
80 to match rtx_equiv_p machinery. Change caller.
81 (insns_match_p): Likewise.
82 (flow_find_cross_jump): Replace with:
83 (struct_equiv_block_eq).
86 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
87 * recog.c (verify_changes): Make it static.
88 * recog.h: Remove the corresponding prototype.
90 2005-12-13 J"orn Rennecke <joern.rennecke@st.com>
92 * rtlhooks.c (gen_lowpart_general): Handle SUBREGs of floating point
95 2005-12-13 Nathan Sidwell <nathan@codesourcery.com>
97 * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2
98 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'.
99 * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2,
100 TARGET_MS1_64_001 appropriately.
101 (ms1_machine_reorg): Use TARGET_MS2.
103 2005-12-13 Jakub Jelinek <jakub@redhat.com>
107 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY
108 and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING.
109 Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity.
110 * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw.
111 Set mode to SI, adjust constraints.
112 (pushhi2_rex64, pushqi2_rex64): Set mode to DI.
113 * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for
116 2005-12-13 Carlos O'Donell <carlos@codesourcery.com>
118 * c-cppbuiltin.c (builtin_define_float_constants): Add
119 fp_cast parameter, pass to builtin_define_with_hex_fp_value.
120 Define __FLT_HAS_DENORM__, __DBL_HAS_DENORM__, __LDBL_HAS_DENORM__.
121 (builtin_define_with_hex_fp_value): Use fp_cast when building macro.
122 (c_cpp_builtins): If flag_single_precision_constant then set fp_cast
123 to "((double)%sL)" otherwise "%s".
125 2005-12-13 Paul Brook <paul@codesourcery.com>
127 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for
130 2005-12-11 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
132 * tree-flow.h: Allow compilation with a C++ compiler.
133 (struct edge_prediction): Prefix all field names with "ep_".
134 * predict.c (tree_predicted_by_p): Likewise for struct edge_prediction.
135 (tree_predict_edge, combine_predictions_for_bb): Likewise.
136 (remove_predictions_associated_with_edge): Likewise.
138 2005-12-12 Jeff Law <law@redhat.com>
140 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Remove
142 * passes.c (init_optimization_passes): Run reassociation again
143 after loop optimizations.
145 2005-12-12 Daniel Berlin <dberlin@dberlin.org>
147 * tree-ssa-dom.c (thread_across_edge): Canonicalize condition
149 (optimize_stmt): Ditto.
150 (canonicalize_comparison): New function.
151 * tree-ssa-operands.c (swap_tree_operands): Make external.
152 (get_expr_operands): Stop auto-canonicalization.
153 * tree-ssa-reassoc.c: Rewrite.
154 (init_optimization_passes):
155 * tree-flow.h (swap_tree_operands): Prototype.
156 * Makefile.in (tree-ssa-reassoc.o): Update dependencies.
158 2005-12-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
160 * pa.c (pa_output_function_epilogue): Set cfun->machine->in_nsubspa to
161 indicate function epilogue has been output.
162 (pa_asm_output_mi_thunk): Likewise.
163 (output_deferred_plabels): Put plabels in readonly data section when
164 not generating PIC code.
165 (som_output_text_section_asm_op): Use .NSUBSPA to output debug
166 information. Add assert.
167 (som_output_comdat_data_section_asm_op): New function.
168 (pa_som_asm_init_sections): Use som_output_comdat_data_section_asm_op
169 instead of output_section_asm_op for COMDAT sections.
171 2005-12-12 J"orn Rennecke <joern.rennecke@st.com>
173 * cfgcleanup.c (condjump_equiv_p, try_crossjump_to_edge):
174 Fix whitespace in vincinity of to-be-installed changes.
175 * struct-equiv.c (merge_memattrs, death_notes_match_p): Fix whitespace.
176 (insns_match_p): Likewise.
178 2005-12-12 Nathan Sidwell <nathan@codesourcery.com>
180 * config.gcc (ms1): Replace with ...
182 * config/ms1: Rename to ...
183 * config/mt: ... here. Rename ms1 files to mt.
184 * config/mt/mt.c: Adjust gt-mt.h #include.
185 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust.
186 (crti.o, crtn.o): Adjust file names.
188 2005-12-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
190 * varray.h: Allow compilation with a C++ compiler.
191 (union varray_data_tag): Prefix all field names with "vdt_".
192 (VARRAY_CHAR, VARRAY_UCHAR, VARRAY_SHORT, VARRAY_USHORT,
193 VARRAY_INT, VARRAY_UINT, VARRAY_LONG, VARRAY_ULONG,
194 VARRAY_WIDE_INT, VARRAY_UWIDE_INT, VARRAY_GENERIC_PTR,
195 VARRAY_GENERIC_PTR_NOGC, VARRAY_CHAR_PTR, VARRAY_RTX,
196 VARRAY_RTVEC, VARRAY_TREE, VARRAY_BITMAP, VARRAY_REG, VARRAY_BB,
197 VARRAY_ELT_LIST, VARRAY_EDGE, VARRAY_TREE_PTR): Adjust definition.
198 (VARRAY_PUSH_CHAR, VARRAY_PUSH_UCHAR, VARRAY_PUSH_SHORT,
199 VARRAY_PUSH_USHORT, VARRAY_PUSH_INT, VARRAY_PUSH_UINT,
200 VARRAY_PUSH_LONG, VARRAY_PUSH_ULONG, VARRAY_PUSH_WIDE_INT,
201 VARRAY_PUSH_UWIDE_INT, VARRAY_PUSH_GENERIC_PTR,
202 VARRAY_PUSH_GENERIC_PTR_NOGC, VARRAY_PUSH_CHAR_PTR,
203 VARRAY_PUSH_RTX, VARRAY_PUSH_RTVEC, VARRAY_PUSH_TREE,
204 VARRAY_PUSH_BITMAP, VARRAY_PUSH_REG, VARRAY_PUSH_BB,
205 VARRAY_PUSH_EDGE, VARRAY_PUSH_TREE_PTR): Likewise.
206 (VARRAY_TOP_CHAR, VARRAY_TOP_UCHAR, VARRAY_TOP_SHORT,
207 VARRAY_TOP_USHORT, VARRAY_TOP_INT, VARRAY_TOP_UINT,
208 VARRAY_TOP_LONG, VARRAY_TOP_ULONG, VARRAY_TOP_WIDE_INT,
209 VARRAY_TOP_UWIDE_INT, VARRAY_TOP_GENERIC_PTR,
210 VARRAY_TOP_GENERIC_PTR_NOGC, VARRAY_TOP_CHAR_PTR, VARRAY_TOP_RTX,
211 VARRAY_TOP_RTVEC, VARRAY_TOP_TREE, VARRAY_TOP_BITMAP,
212 VARRAY_TOP_REG, VARRAY_TOP_BB, VARRAY_TOP_EDGE,
213 VARRAY_TOP_TREE_PTR): Likewise.
214 * varray.c (varray_grow): Likewise.
215 (varray_clear): Likewise.
217 2005-12-12 Alan Modra <amodra@bigpond.net.au>
220 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Increase
221 alignment to doubleword if the first field is a double array.
222 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define.
224 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
226 * tree-ssa-structalias.c (process_constraint): Remove code to
227 transform addressofs into scalar.
228 (create_variable_info_for): In whole-program IPA, globals don't
229 point to ANYTHING by default.
231 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
233 * timevar.def (TV_IPA_PTA): New.
234 * tree-pass.h (pass_ipa_pta): New
235 * tree-ssa-structalias.c: Include cgraph.h
237 (predbitmap_obstack): New.
238 (EXECUTE_IF_IN_NONNULL_BITMAP): New.
239 (struct constraint_stats): Add num_edges.
240 (new_var_info): Don't call bitmap_clear.
241 (struct constraint_edge): Update docs.
242 (new_constraint_edge): Remove src param.
243 (struct constraint_graph): Add zero_weight_succs,
244 zero_weight_preds. Update docs.
245 (constraint_expr_equal): Reformat.
246 (constraint_edge_equal): Update for removal of src.
247 (constraint_edge_less): Ditto.
248 (constraint_edge_vec_find): Ditto.
249 (erase_graph_self_edge): Update for removal of src and and zero
251 (clear_edges_for_node): Ditto.
252 (add_graph_edge): Ditto.
253 (get_graph_weights): Ditto.
254 (allocate_graph_weights): Ditto.
255 (merge_graph_nodes): Ditto.
256 (int_add_graph_edge): Ditto.
257 (valid_graph_edge): Ditto.
258 (valid_weighted_graph_edge): Ditto.
259 (build_constraint_graph): Ditto.
261 (collapse_nodes): Ditto.
262 (process_unification_queue): Ditto.
264 (solve_graph): Ditto.
265 (do_structure_copy): Ditto.
266 (perform_var_substitution): Ditto.
267 Init and release obstack.
268 (handle_ptr_arith): Try to resolve directly.
269 (find_func_aliases): Don't call update_alias_info here
270 Handle RETURN_EXPR, and CALL_EXPR's in IPA mode.
271 (do_sd_constraint): Add code for propagating faster.
273 (do_ds_constraint): Ditto.
274 (count_num_arguments): New function.
275 (create_function_info_for): Ditto.
276 (create_variable_info_for): Handle FUNCTION_DECL.
277 (intra_create_variable_infos): Use make_constraint_to_anything.
278 (init_alias_vars): Init obstacks here.
279 (need_to_solve): Handle zero weight graph changes.
280 (compute_points_to_sets): Call update_alias_info here.
281 (delete_points_to_sets): Free zero weight preds/succs here.
283 (ipa_pta_execute): New
285 2005-12-11 Daniel Berlin <dberlin@dberlin.org>
287 * tree-ssa-structalias.c (var_anyoffset): Removed.
288 (anyoffset_tree): Ditto.
289 (anyoffset_id): Ditto.
290 (do_deref): Take vector of constraints, no return value.
291 Update to work on vector.
292 (get_constraint_for): Ditto.
293 (get_constraint_for_component_ref): Ditto.
294 (do_structure_copy): Ditto.
295 (handle_ptr_arith): Ditto.
296 (find_func_aliases): Ditto.
297 (set_uids_in_ptset): Remove anyoffset handling.
298 (init_base_vars): Ditto.
300 2005-12-10 Mark Mitchell <mark@codesourcery.com>
303 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that
304 DECL_EXTERNAL functions have no bodies. Tidy.
306 2005-12-10 Andreas Schwab <schwab@suse.de>
308 * except.c (switch_to_exception_section): Only define if
309 TARGET_UNWIND_INFO is not defined.
311 2005-12-10 Richard Sandiford <richard@codesourcery.com>
313 * config/darwin.h (HAS_INIT_SECTION): Remove definition.
314 (INIT_SECTION_ASM_OP): Restore empty definition from before 2005-12-07.
316 2005-12-10 Richard Sandiford <richard@codesourcery.com>
318 * output.h (init_section, fini_section): Delete.
319 * varasm.c (init_section, fini_section): Delete.
320 (init_varasm_once): Don't initialize them.
321 * doc/tm.texi (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Say that
322 there are no corresponding varasm.c variables.
324 2005-12-10 Richard Sandiford <richard@codesourcery.com>
326 * dwarf2out.c (default_eh_frame_section): Delete, moving handling
327 of EH_FRAME_SECTION_NAME into...
328 (switch_to_eh_frame_section): ...here. Try to set eh_frame_section
330 * except.c (default_exception_section): Delete, moving most
332 (switch_to_exception_section): ...this new function. Set
333 exception_section if it is still null, then switch to it.
334 (output_function_exception_table): Use switch_to_exception_section.
335 * varasm.c (exception_section, eh_frame_section): Update comments.
336 (get_section): Hoist use of SECTION_NAMED.
337 (init_varasm_once): Don't set exception_section and eh_frame_section.
338 * output.h (default_exception_section): Delete.
339 (default_eh_frame_section): Delete.
341 2005-12-09 Bernd Schmidt <bernd.schmidt@analog.com>
343 * config/bfin/bfin.c: Include "cgraph.h".
344 (bfin_load_pic_reg): Omit loading pic reg if in a local function.
345 Return the reg that holds the pointer to the GOT.
346 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when
347 doing stack checking.
349 2005-12-09 Diego Novillo <dnovillo@redhat.com>
351 * tree.c (recompute_tree_invariant_for_addr_expr): Rename from
352 recompute_tree_invarant_for_addr_expr.
353 Update uses everywhere.
355 2005-12-09 Aldy Hernandez <aldyh@redhat.com>
357 * config/ms1/t-ms1 (MULTILIB_OPTIONS): Define.
358 (MULTILIB_DIRNAMES): Define.
360 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
363 * config/s390/s390.c (struct s390_address): New field literal_pool.
364 (s390_decompose_address): Compute literal_pool field. Do not
365 assume register %r13 is always (and solely) used as pool base.
366 (s390_extra_constraint_str): Use literal_pool field.
368 2005-12-09 Thiemo Seufer <ths@networkno.de>
370 * config/mips/mips.c (override_options): Don't allow too small
371 integers in FP registers.
373 2005-12-09 Ulrich Weigand <uweigand@de.ibm.com>
375 * config/s390/s390.c (s390_function_ok_for_sibcall): Use
376 targetm.binds_local_p to check for local function calls.
378 2005-12-09 Alan Modra <amodra@bigpond.net.au>
381 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that
382 call_used_regs can't be used to save reg in another reg.
384 2005-12-08 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
385 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
387 * ipa-type-escape.c (analyze_variable): Use gcc_assert instead of
389 * except.c (output_ttype): Likewise.
390 * tree-object-size.c (collect_object_sizes_for): Likewise.
391 (check_for_plus_in_loops_1): Likewise.
392 (check_for_plus_in_loops): Likewise.
393 (compute_object_sizes): Use gcc_unreachable instead of abort.
395 2005-12-08 Nathan Sidwell <nathan@codesourcery.com>
397 * config/ms1/ms1.md (UNSPEC_LOOP): New constant.
398 (loop_end, loop_init, doloop_end): New insns.
399 * config/ms1/ms1.h (LOOP_FIRST, LOOP_LAST): New.
400 (SPECIAL_REG_FIRST, FIRST_PSEUDO_REGISTER): Adjust.
401 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
402 (REG_CLASS_CONTENTS, REGISTER_NAMES): Adjust.
403 * config/ms1/ms1.c: #include basic-block.h
404 (struct machine_function): Add has_loops field.
406 (MAX_LOOP_DEPTH, MAX_LOO_LENGTH): New.
407 (struct loop_info, struct loop_work): New.
408 (ms1_loop_nesting, ms1_block_length, ms1_scan_loop): New workers.
409 (ms1_reorg_loops): New loop optimization.
410 (ms1_machine_reorg): Call it.
411 * config/ms1/ms1-protos.h (ms1_add_loop): Declare.
413 2005-12-08 Zdenek Dvorak <dvorakz@suse.cz>
415 PR tree-optimization/25248
416 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use
417 evolution_of_loop from the failed attempt. Remove handling
420 2005-12-08 Gabriel Dos Reis <gdr@integrable-solutions.net>
422 * tree.h (DECL_EXTERNAL): Clarify documentation.
424 2005-12-08 Andreas Krebbel <krebbel1@de.ibm.com>
425 Jakub Jelinek <jakub@redhat.com>
428 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS
429 argument. Don't drop outer ANDs.
430 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers.
431 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust
433 * config/s390/predicates.md (setmem_operand): Remove.
434 (shift_count_operand): Rename to...
435 (shift_count_or_setmem_operand): ... this. Adjust
436 s390_decompose_shift_count caller.
437 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and,
438 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and,
439 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and,
440 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and,
441 rotl<mode>3_and, setmem_long_and): New insns.
442 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31,
443 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64,
444 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3,
445 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead
446 of shift_count_operand.
447 (setmem_long): Use shift_count_or_setmem_operand instead of
450 2005-12-08 Daniel Jacobowitz <dan@codesourcery.com>
451 Andreas Tobler <a.tobler@schweiz.ch>
453 * Makefile.in (ALL_GTFILES_H): Replace sed statement with more portable
456 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
458 * expr.c (force_operand): Use convert_to_mode for conversions.
460 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
462 * reload.h (reg_equiv_invariant): Declare.
463 * reload.c (refers_to_regno_for_reload_p): Allow R to be a pseudo
464 register also when reg_equiv_invariant[R] is set.
466 2005-12-07 Richard Sandiford <richard@codesourcery.com>
467 Andreas Tobler <a.tobler@schweiz.ch>
469 * config/darwin.h: Guard section variables with #ifndef USED_FOR_TARGET.
471 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
473 * tree-ssa-pre.c (bitmap_set_and): New function.
474 (bitmap_set_and_compl): New function.
475 (bitmap_set_empty_p): New function.
476 (insert_extra_phis): New function.
477 (compute_avail): Use insert_extra_phis.
479 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
481 * config/s390/s390.c (s390_expand_atomic): New function.
482 Adjust comment of helper functions.
483 * config/s390/s390-protos.h (s390_expand_atomic): Declare.
484 * config/s390/s390.md ("ATOMIC"): New code macro.
485 ("atomic"): Corresponding new code attribute.
486 ("sync_lock_test_and_set[hq]i",
487 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern.
489 2005-12-07 Adrian Straetling <straetling@de.ibm.com>
491 * config/s390/s390.c (s390_expand_mask_and_shift,
492 struct alignment_context, init_alignment_context,
493 s390_expand_cs_hqi): New.
494 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare.
495 * config/s390/s390.md ("sync_compare_and_swaphi",
496 "sync_compare_and_swapqi"): New pattern.
498 2005-12-07 Daniel Berlin <dberlin@dberlin.org>
500 Fix PR tree-optimization/25291
501 * tree-ssa-operands.c (add_call_clobber_ops): Remove
502 redundant and crashing check.
504 2005-12-08 Alan Modra <amodra@bigpond.net.au>
507 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Relax
508 tests further when !strict && reload_in_progress.
509 (print_operand): Check that both operands of indexed address are regs.
510 (print_operand_address): Likewise.
511 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify.
512 (INT_REG_OK_FOR_BASE_P): Correct.
514 2005-12-07 J"orn Rennecke <joern.rennecke@st.com>
516 Preparation for PR rtl-optimization/20070 / part1
517 * basic-block.h (insns_match_p, flow_find_cross_jump): Declare.
518 * cfgcleanup.c (condjump_equiv_p): New function, broken out of
519 outgoing_edges_match.
520 (outgoing_edges_match): Use condjump_equiv_p.
521 (merge_memattrs, insns_match_p, flow_find_cross_jump): Move from here
523 * struct-equiv.c: New file.
524 (death_notes_match_p) New function, broken out of insns_match_p.
525 * Makefile.in (OBJS-common): Add struct-equiv.o.
526 (struct-equiv.o): New target.
528 2005-12-07 Richard Sandiford <richard@codesourcery.com>
530 * coretypes.h: Revert previous change.
531 * config/darwin.h: Revert previous reversion.
532 * config/avr/avr.h (progmem_section): Guard with #ifndef IN_LIBGCC2.
534 2005-12-07 Richard Sandiford <richard@codesourcery.com>
536 * coretypes.h (section): Provide dummy definition for target files.
537 * config/darwin.h: Revert previous change.
539 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
541 * doc/sourcebuild.texi (all.build, install-normal): Remove.
542 * configure.ac: Remove all.build and install-normal from target_list
543 * configure: Regenerate.
544 * Makefile.in (install): Don't depend on install-normal.
546 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
548 * Makefile.in: Document the use of stamps.
550 2005-12-07 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
552 * doc/gty.texi: Remove instructions for adding a dependency on s-gtype.
553 * Makefile.in: Add code to compute some dependencies on s-gtype
554 automatically. Remove the declaration of those dependencies.
556 2005-12-07 Richard Sandiford <richard@codesourcery.com>
558 * gcc/reload.c (push_secondary_reload): Fix typo:
559 s/insn_constraint/scratch_constraint/.
561 2005-12-07 Richard Sandiford <richard@codesourcery.com>
563 * config/darwin.h: Guard section variables with #ifndef IN_LIBGCC2.
565 2005-12-07 Richard Sandiford <richard@codesourcery.com>
567 * config/alpha/alpha.c (alpha_start_function): Use switch_to_section.
568 (alpha_elf_select_rtx_section): Return the selected section rather
569 than emitting assembly code.
570 (alpha_write_linkage): Emit a ".link" directive directly and then
571 set in_section to NULL.
572 (vms_asm_out_constructor): Use switch_to_section.
573 (vms_asm_out_destructor): Likewise.
574 (unicosmk_output_common): Set in_section to NULL instead of calling
575 the dummy common_section function.
576 (unicosmk_text_section): Delete in favor of...
577 (unicosmk_output_text_section_asm_op): ...this new function.
578 (unicosmk_data_section): Delete in favor of...
579 (unicosmk_output_data_section_asm_op): ...this new function.
580 (unicosmk_init_sections): New function.
581 (unicosmk_output_deferred_case_vectors): Use switch_to_section.
582 (unicosmk_output_ssib): Set in_section to NULL instead of calling
583 the dummy ssib_section function.
584 (unicosmk_section_buf): Delete.
585 * config/alpha/alpha-protos.h (unicosmk_text_section): Delete.
586 (unicosmk_data_section): Delete.
587 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
588 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, sbss_section, sdata_section)
589 (SECTION_FUNCTION_TEMPLATE): Delete.
590 * config/alpha/unicosmk.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP)
591 (READONLY_DATA_SECTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
592 (common_section, COMMON_SECTION, ssib_section, SSIB_SECTION): Delete.
593 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
594 (TARGET_ASM_INIT_SECTIONS): Define.
595 * config/alpha/vms.h (LINK_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP)
596 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
597 (link_section, literals_section): Delete.
598 (ASM_OUTPUT_DEF): Emit the ".literal" directive directly and then
599 set in_section to NULL.
601 * config/arm/aof.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Delete.
602 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, ZERO_INIT_SECTION): Delete.
603 (COMMON_SECTION): Delete.
604 (TARGET_ASM_INIT_SECTIONS): Define.
605 (ASM_OUTPUT_COMMON): Set in_section to NULL rather than calling
606 the dummy common_section function.
607 * config/arm/aout.h (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
608 * config/arm/arm.c (get_jump_table_size): Use pointer comparison
609 between readonly_data_section and text_section to check whether
610 read-only data is being put in the text section.
611 (arm_output_function_epilogue): Use switch_to_section.
612 (arm_elf_asm_constructor): Likewise.
613 (thumb_call_via_reg): Replace call to in_text_section with
614 a comparison between in_section and text_section.
615 (arm_file_end): Use switch_to_section.
616 (aof_text_section): Delete in favor of...
617 (aof_output_text_section_asm_op): ...this new function.
618 (aof_data_section): Delete in favor of...
619 (aof_output_data_section_asm_op): ...this new function.
620 (aof_asm_init_sections): New function.
621 (zero_init_section): Moved from config/arm/aof.h.
622 (aof_dump_imports, aof_file_start): Use switch_to_section.
623 * config/arm/arm.h (thumb_call_via_label): Update comment.
624 * config/arm/arm-protos.h (aof_text_section, aof_data_section): Delete.
625 (common_section): Delete.
626 * config/arm/pe.h (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
627 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
628 global switch_to_section function instead of the old port-local one.
629 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION)
630 (SWITCH_TO_SECTION_FUNCTION): Delete.
631 (drectve_section): Redefine as a macro.
632 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS):
633 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use get_named_section and
636 * config/avr/avr.c (progmem_section): New variable.
637 (avr_output_progmem_section_asm_op): New function.
638 (avr_asm_init_sections): New function.
639 (avr_output_addr_vec_elt): Use switch_to_section.
640 * config/avr/avr.h (progmem_section): Declare.
641 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
642 (READONLY_DATA_SECTION): Delete.
643 (TARGET_ASM_INIT_SECTIONS): Define.
644 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
645 * config/avr/avr-protos.h (progmem_section): Delete.
647 * config/bfin/bfin.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
649 * config/c4x/c4x.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
650 (INIT_SECTION_FUNCTION, FINI_SECTION_FUNCTION): Delete.
652 * config/darwin-sections.def: New file.
653 * config/darwin.c: Define all sections in darwin-sections.def.
654 (output_objc_section_asm_op, darwin_init_sections): New functions.
655 (machopic_output_indirection): Use switch_to_section.
656 (machopic_select_section): Return the selected section rather than
657 emitting assembly code. Replace the static function table with
658 inline conditional expressions. Update the tests of last_text_section
659 and move them into the FUNCTION_DECL block.
660 (machopic_select_rtx_section): Return the selected section rather than
661 emitting assembly code.
662 (machopic_asm_out_constructor, machopic_asm_out_destructor)
663 (darwin_file_end): Use switch_to_section.
664 * config/darwin.h: Use darwin-sections.def to declare sections.
665 (INIT_SECTION_ASM_OP): Remove empty definition.
666 (HAS_INIT_SECTION): Define this instead.
667 (SECTION_FUNCTION, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
668 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
669 (TARGET_ASM_EH_FRAME_SECTION): Delete.
670 (TARGET_ASM_INIT_SECTIONS): Define.
671 * config/darwin-protos.h (darwin_init_sections): Declare.
672 (machopic_picsymbol_stub_section, machopic_picsymbol_stub1_section)
673 (machopic_symbol_stub_section, machopic_symbol_stub1_section): Delete.
674 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
675 (constructor_section, destructor_section, mod_init_section): Delete.
676 (mod_term_section): Delete.
677 (darwin_exception_section, darwin_eh_frame_section): Delete.
678 (machopic_select_section): Return a section.
679 (machopic_select_rtx_section): Likewise.
680 (text_coal_section, text_unlikely_section, text_unlikely_coal_section)
681 (const_section, const_coal_section, const_data_section): Delete.
682 (const_data_coal_section, data_coal_section, cstring_section): Delete.
683 (literal4_section, literal8_section, constructor_section): Delete.
684 (mod_init_section, mod_term_section, destructor_section): Delete.
685 (objc_class_section, objc_meta_class_section, objc_category_section)
686 (objc_class_vars_section, objc_instance_vars_section): Delete.
687 (objc_cls_meth_section, objc_inst_meth_section): Delete.
688 (objc_cat_cls_meth_section, objc_cat_inst_meth_section): Delete.
689 (objc_selector_refs_section, objc_selector_fixup_section): Delete.
690 (objc_symbols_section, objc_module_info_section): Delete.
691 (objc_image_info_section, objc_protocol_section): Delete.
692 (objc_string_object_section, objc_constant_string_object_section)
693 (objc_class_names_section, objc_meth_var_names_section): Delete.
694 (objc_meth_var_types_section, objc_cls_refs_section): Delete.
695 (machopic_lazy_symbol_ptr_section, machopic_nl_symbol_ptr_section)
696 (machopic_symbol_stub_section, machopic_picsymbol_stub_section)
697 (darwin_exception_section, darwin_eh_frame_section): Delete.
698 * config/t-darwin (darwin.o): Depend on config/darwin-sections.def.
700 * config/frv/frv.c (frv_asm_out_constructor): Use switch_to_section.
701 (frv_asm_out_destructor): Likewise.
702 * config/frv/frv.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
703 (SDATA_SECTION_FUNCTION, FIXUP_SECTION_FUNCTION): Delete.
704 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use switch_to_section and
706 (ASM_OUTPUT_CASE_LABEL): Use switch_to_section.
707 * config/frv/frv-protos.h (fixup_section, sdata_section, sbss_section)
708 (data_section): Delete.
710 * config/i386/cygming.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
711 (DRECTVE_SECTION_FUNCTION): Delete.
712 (drectve_section): Redefine as a macro that sets in_section after
713 emitting the directive.
714 (SWITCH_TO_SECTION_FUNCTION): Delete.
715 * config/i386/darwin.h (ASM_OUTPUT_ALIGN): Replace call to
716 in_text_section with comparison between in_section and text_section.
717 * config/i386/i386.c (x86_64_elf_select_section): Return the section
718 rather than emitting assembly code. Use get_named_section.
719 (x86_output_aligned_bss, ix86_file_end): Use switch_to_section and
721 (machopic_output_stub): Use switch_to_section.
722 * config/i386/nwld.c (nwld_named_section_asm_out_constructor)
723 (nwld_named_section_asm_out_destructor): Use get_section and
726 * config/ia64/ia64.c (ia64_select_rtx_section): Return the section
727 rather than emitting assembly code.
728 (ia64_rwreloc_select_section): Likewise.
729 (ia64_rwreloc_select_rtx_section): Likewise.
730 * config/ia64/ia64-protos.h (sdata_section, sbss_section): Delete.
731 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
733 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
734 (SDATA_SECTION_FUNCTION, SBSS_SECTION_FUNCTION): Delete.
736 * config/iq2000/iq2000.c (iq2000_select_rtx_section): Return the
737 section rather than emitting assembly code.
738 (iq2000_select_section): Likewise.
739 * config/iq2000/iq2000.h (rdata_section, sdata_section): Delete.
740 (sbss_section): Delete.
742 * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use switch_to_section
743 and get_named_section.
744 * config/m32r/m32r-protos.h (sbss_section, sdata_section): Delete.
746 * config/mcore/mcore-elf.h (EXPORTS_SECTION_ASM_OP): Delete.
747 (SUBTARGET_EXTRA_SECTIONS, SUBTARGET_EXTRA_SECTION_FUNCTIONS): Delete.
748 (EXPORT_SECTION_FUNCTION, SUBTARGET_SWITCH_SECTIONS): Delete.
749 (MCORE_EXPORT_NAME): Emit the exports directive directly, then set
751 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
752 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
753 global switch_to_section function instead of the old port-local one.
754 * config/mcore/mcore.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
755 (SWITCH_SECTION_FUNCTION): Delete.
756 * config/mcore/mcore-pe.h (SUBTARGET_SWITCH_SECTIONS): Delete.
757 (DRECTVE_SECTION_ASM_OP, SUBTARGET_EXTRA_SECTIONS): Delete.
758 (SUBTARGET_EXTRA_SECTION_FUNCTIONS, DRECTVE_SECTION_FUNCTION): Delete.
759 (MCORE_EXPORT_NAME): Emit ".section .drectve" directly, then set
761 (ASM_DECLARE_OBJECT_NAME): Update the type of save_section. Use the
762 global switch_to_section function instead of the old port-local one.
763 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section.
765 * config/mips/mips.c (mips_file_start): Update comment.
766 (mips_output_aligned_bss): Use switch_to_section and get_named_section.
767 (mips_output_aligned_decl_common): Use switch_to_section.
768 (mips_select_rtx_section): Return the section rather than emitting
769 assembly code. Use get_named_section.
770 (mips_function_rodata_section: Likewise get_section.
771 (build_mips16_function_stub): Use switch_to_section.
772 * config/mips/mips.h (ASM_OUTPUT_IDENT): Use switch_to_section.
773 (SDATA_SECTION_ASM_OP): Delete.
774 * config/mips/vxworks.h (EXTRA_SECTIONS): Delete.
775 (EXTRA_SECTION_FUNCTIONS): Delete.
777 * config/mmix/mmix.c (mmix_file_start, mmix_file_end)
778 (mmix_asm_output_aligned_local): Use switch_to_section.
780 * config/pa/pa.c (som_readonly_data_section, som_one_only_data_section)
781 (som_one_only_readonly_data_section): New variables.
782 (pa_output_function_epilogue): Set in_section to NULL instead of
783 calling forget_section.
784 (output_deferred_plabels): Use select_section.
785 (pa_asm_output_mi_thunk): Likewise. Set in_section to NULL instead
786 of calling forget_section.
787 (pa_asm_output_aligned_bss, pa_asm_output_aligned_common)
788 (pa_asm_output_aligned_local): Use select_section.
789 (som_text_section_asm_op): Delete in favor of...
790 (som_output_text_section_asm_op): ...this new function.
791 (pa_som_asm_init_sections): New function.
792 (pa_select_section): Return the section rather than emitting
794 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
795 (SOM_READONLY_DATA_SECTION_FUNCTION): Delete.
796 (SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION): Delete.
797 (SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): Delete.
798 * config/pa/pa-protos.h (som_text_section_asm_op): Delete.
799 (som_readonly_data_section, som_one_only_readonly_data_section)
800 (som_one_only_data_section, forget_section): Delete.
801 * config/pa/som.h (TEXT_SECTION_ASM_OP): Delete.
802 (TARGET_ASM_INIT_SECTIONS): Define.
803 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Delete.
805 * config/rs6000/rs6000.c (read_only_data_section): New variable.
806 (private_data_section, read_only_private_data_section): New variables.
807 (sdata2_section, toc_section): New variables.
808 (rs6000_file_start): Use switch_to_section.
809 (rs6000_assemble_integer): Use comparisons against in_section
810 instead of calling in_toc_section and in_text_section. Use
811 unlikely_text_section_p.
812 (rs6000_elf_output_toc_section_asm_op): New function, derived
813 from the old rs6000/sysv4.h toc_section function.
814 (rs6000_elf_asm_init_sections): New function.
815 (rs6000_elf_select_rtx_section, rs6000_elf_select_section): Return
816 the section rather than emitting assembly code.
817 (machopic_output_stub): Use switch_to_section.
818 (toc_section): Delete dummy function.
819 (rs6000_elf_asm_out_constructor, rs6000_elf_asm_out_destructor): Use
820 switch_to_section and get_section.
821 (rs6000_xcoff_output_readonly_section_asm_op): New function.
822 (rs6000_xcoff_output_readwrite_section_asm_op): New function.
823 (rs6000_xcoff_output_toc_section_asm_op): New function, derived from
824 the old rs6000/xcoff.h toc_section function.
825 (rs6000_xcoff_asm_init_sections): New function.
826 (rs6000_xcoff_select_section, rs6000_xcoff_select_rtx_section): Return
827 the section rather than emitting assembly code.
828 (rs6000_xcoff_file_start): Use switch_to_section.
829 (rs6000_xcoff_file_end): Likewise.
830 * config/rs6000/rs6000-protos.h (toc_section, sdata_section): Delete.
831 (sdata2_section, sbss_section, private_data_section): Delete.
832 (read_only_data_section, read_only_private_data_section): Delete.
833 * config/rs6000/sysv4.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
834 (TOC_SECTION_FUNCTION, SDATA_SECTION_FUNCTION, SDATA2_SECTION_FUNCTION)
835 (SBSS_SECTION_FUNCTION, INIT_SECTION_FUNCTION): Delete.
836 (FINI_SECTION_FUNCTION): Delete.
837 (TARGET_ASM_INIT_SECTIONS): Define.
838 (ASM_OUTPUT_ALIGNED_LOCAL): Use switch_to_section.
839 * config/rs6000/xcoff.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
840 (READ_ONLY_DATA_SECTION_FUNCTION, PRIVATE_DATA_SECTION_FUNCTION)
841 (READ_ONLY_PRIVATE_DATA_SECTION_FUNCTION, TOC_SECTION_FUNCTION)
842 (READONLY_DATA_SECTION): Delete.
843 (TARGET_ASM_INIT_SECTIONS): Define.
844 (ASM_DECLARE_FUNCTION_NAME): Use switch_to_section. Set in_section
845 to NULL rather than no_section.
846 (TARGET_ASM_EXCEPTION_SECTION): Delete.
848 * config/sh/sh.c (sh_file_start): Use switch_to_section.
850 * config/sparc/sparc.c (emit_pic_helper): Use switch_to_section.
851 (sparc_output_deferred_case_vectors): Likewise. Remove argument
852 from call to current_function_section.
854 * config/stormy16/stormy16.c: Include ggc.h and gt-storm16.h.
855 (bss100_section): New variable.
856 (xstormy16_asm_output_aligned_common): Use switch_to_section.
857 (xstormy16_asm_init_sections): New function.
858 (xstormy16_asm_out_destructor, xstormy16_asm_out_constructor): Use
859 switch_to_section and get_section.
860 (xstormy16_output_addr_vec): Use switch_to_section. Remove argument
861 from calls to current_function_section.
862 * config/stormy16/stormy16.h (EXTRA_SECTIONS): Delete.
863 (XSTORMY16_SECTION_FUNCTION, EXTRA_SECTION_FUNCTIONS): Delete.
864 (TARGET_ASM_INIT_SECTIONS): Define.
865 * config/stormy16/stormy16-protos.h (bss100_section): Delete.
867 * config/svr3.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
868 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS, INIT_SECTION_FUNCTION)
869 (FINI_SECTION_FUNCTION): Delete.
871 * config/v850/v850.c: Include gt-v850.h.
872 (rosdata_section, rozdata_section, tdata_section, zdata_section)
873 (zbss_section): New variables.
874 (v850_output_aligned_bss): Use switch_to_section.
875 (v850_asm_init_sections): New function.
876 (v850_select_section): Return the section rather than emitting
878 * config/v850/v850.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS)
879 (ZDATA_SECTION_ASM_OP, ZBSS_SECTION_ASM_OP, TDATA_SECTION_ASM_OP)
880 (ROSDATA_SECTION_ASM_OP, ROZDATA_SECTION_ASM_OP): Delete.
881 (TARGET_ASM_INIT_SECTIONS): Define.
882 * config/v850/v850-protos.h (sdata_section, rosdata_section): Delete.
883 (sbss_section, tdata_section, zdata_section, rozdata_section): Delete.
884 (zbss_section): Delete.
886 * config/vax/vaxv.h (ASM_OUTPUT_LOCAL): Use switch_to_section.
888 * config/vx-common.h (vxworks_exception_section): Delete.
889 (TARGET_ASM_EXCEPTION_SECTION): Delete.
891 * config/xtensa/xtensa.c (xtensa_select_rtx_section): Return the
892 section rather than emitting assembly code.
893 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Use
896 * Makefile.in (GTFILES): Add $(srcdir)/output.h.
897 * coretypes.h (section): New union and typedef.
898 * dbxout.c (FORCE_TEXT): Use switch_to_section. Remove argument
899 from call to current_function_section.
900 (dbxout_function_end, dbxout_init, dbxout_source_file, dbxout_finish)
901 (dbxout_symbol_location): Use switch_to_section.
902 * dwarf2out.c (named_section_eh_frame_section): Delete, moving
903 most of the code into...
904 (default_eh_frame_section): ...here. Return a section.
905 (collect2_eh_frame_section): Delete, moving most of the code into..
906 (switch_to_eh_frame_section): ...this new function.
907 (debug_info_section, debug_abbrev_section, debug_aranges_section)
908 (debug_macinfo_section, debug_line_section, debug_loc_section)
909 (debug_pubnames_section, debug_str_section, debug_ranges_section): New
911 (output_call_frame_info): Call switch_to_eh_frame_section instead of
912 eh_frame_section. Use switch_to_section and get_section.
913 (dwarf2out_begin_prologue): Use switch_to_section.
914 (AT_string_form): Check the flags in debug_str_section instead of
915 DEBUG_STR_SECTION_FLAGS.
916 (output_comp_unit): Use switch_to_section, get_section, and
918 (output_line_info, secname_for_decl): Use unlikely_text_section_p.
919 (dwarf2out_begin_block): Use switch_to_section. Remove argument
920 from call to current_function_section.
921 (dwarf2out_var_location): Use unlikely_text_section_p.
922 (dwarf2out_source_line): Use switch_to_section. Remove argument
923 from call to current_function_section.
924 (dwarf2out_start_source_file, dwarf2out_end_source_file)
925 (dwarf2out_define, dwarf2out_undef: Use switch_to_section and
926 debug_macinfo_section.
927 (dwarf2out_init): Initialize the new section variables. Use them
928 instead of calls to named_section_flags. Use switch_to_section.
929 (output_indirect_string): Use switch_to_section and debug_str_section.
930 (dwarf2out_finish): Use switch_to_section and the new section
932 * except.c (default_exception_section): Return the section instead
933 of emitting assembly code.
934 (output_function_exception_table): Use the global exception_section
935 variable instead of the target hook. Use switch_to_section. Remove
936 argument from call to current_function_section.
937 * final.c (HAVE_READONLY_DATA_SECTION): Delete.
938 (shorten_branches): Use pointer comparisons to detect whether the
939 text section is the same as readonly_data_section.
940 (profile_function): Use switch_to_section. Remove argument from
941 call to current_function_section.
942 (final_scan_insn): Likewise. Update use of last_text_section.
943 * gengtype.c (open_base_files): Add an include of output.h.
944 * output.h (text_section, data_section, readonly_data_section)
945 (ctors_section, dtors_section, bss_section, init_section)
946 (fini_section, sdata_section): Turn into section pointers.
947 (in_text_section, in_unlikely_text_section, exports_section)
948 (drectve_section, named_section, mergeable_string_section)
949 (last_text_section_name): Delete.
950 (default_exception_section, default_eh_frame_section): Return sections.
951 (SECTION_DECLARED, SECTION_NAMED): New macros.
952 (SECTION_MACH_DEP): Bump value.
953 (section_common, named_section, unnamed_section): New structures.
954 (unnamed_section_callback): New typedef.
955 (section): New union.
956 (sbss_section, exception_section, eh_frame_section): New variables.
957 (in_section, last_text_section): Turn into section pointers.
958 (get_unnamed_section, get_section, get_named_section): New functions.
959 (mergeable_constant_section, function_section): Return a section.
960 (unlikely_text_section): Likewise.
961 (current_function_section): Likewise. Remove the decl argument.
962 (unlikely_text_section_p, switch_to_section): New functions.
963 (output_section_asm_op): New function.
964 (set_named_section_flags, named_section_flags, named_section_real)
965 (named_section_first_declaration): Delete.
966 (default_select_section, default_elf_select_section): Return a section.
967 (default_elf_select_section_1, default_function_rodata_section)
968 (default_no_function_rodata_section, default_select_rtx_section)
969 (default_elf_select_rtx_section): Likewise.
970 * rtl.h (in_data_section): Delete.
971 * sdbout.c (sdbout_one_type): Use switch_to_section.
972 * system.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Poison.
973 (READONLY_DATA_SECTION, TARGET_ASM_EXCEPTION_SECTION): Poison.
974 (TARGET_ASM_EH_FRAME_SECTION): Poison.
975 * target-def.h (TARGET_ASM_INIT_SECTIONS): New macro.
976 (TARGET_ASM_EXCEPTION_SECTION, TARGET_ASM_EH_FRAME_SECTION): Delete.
977 (TARGET_ASM_OUT): Update after above changes.
978 * target.h (init_sections): New hook.
979 (exception_section, eh_frame_section): Delete.
980 (select_section, select_rtx_section, function_rodata_section): Return
981 a section rather than emitting assembly code.
982 * varasm.c (text_section, data_section, readonly_data_section)
983 (ctors_section, dtors_section, bss_section, init_section)
984 (fini_section): Turn into section pointers.
985 (sdata_section, sbss_section, exception_section): New variables.
986 (eh_frame_section): New variable.
987 (in_section): Make global and turn into a section pointer.
988 (last_text_section): Turn into a section pointer.
989 (unnamed_sections): New variable.
990 (in_named_name, last_text_section_name): Delete.
991 (EXTRA_SECTION_FUNCTIONS): Delete.
992 (in_named_entry): Delete.
993 (section_htab): New variable, replacing...
994 (in_named_htab): ...this deleted variable.
995 (section_entry_eq, section_entry_hash): New functions, based on...
996 (in_named_entry_eq, in_named_entry_hash): ...these deleted functions.
997 (get_unnamed_section, get_section): New functions.
998 (unlikely_text_section): Return a section instead of emitting
1000 (in_text_section, in_unlikely_text_section, in_data_section): Delete.
1001 (get_named_section_flags, named_section_first_declaration): Delete.
1002 (unlikely_text_section_p): New function.
1003 (named_section_real, named_section): Delete.
1004 (get_named_section): New function.
1005 (asm_output_bss, asm_output_aligned_bss): Use switch_to_section.
1006 (function_section): Return a section rather than emitting
1008 (current_function_section): Likewise. Remove argument. Use
1009 last_text_section if nonnull, otherwise use function_section.
1010 (default_function_rodata_section): Return a section rather than
1011 emitting assembly code. Use get_section.
1012 (default_no_function_rodata_section): Return a section rather than
1013 emitting assembly code.
1014 (variable_section): Use switch_to_section and get_named_section.
1015 (mergeable_string_section): Return a section rather than emitting
1016 assembly code. Use get_section. Make static. Don't take special
1017 countermeasures for empty strings.
1018 (mergeable_constant_section): Return a section rather than emitting
1019 assembly code. Use get_section.
1020 (default_named_section_asm_out_destructor): Use switch_to_section
1022 (default_dtor_section_asm_out_destructor): Use switch_to_section.
1023 (default_named_section_asm_out_constructor): Use switch_to_section
1025 (default_ctor_section_asm_out_constructor): Use switch_to_section.
1026 (assemble_start_function): Likewise. Set last_text_section to
1027 NULL rather than no_section. Change the type of save_section.
1028 (assemble_zeros, assemble_variable): Use the section flags to detect
1029 whether or not a section is text.
1030 (assemble_static_space): Use switch_to_section.
1031 (assemble_trampoline_template): Likewise.
1032 (output_constant_def_contents): Use switch_to_section and
1034 (output_constant_pool_1): Use switch_to_section. Use the section
1035 flags to see whether sections contain mergeable data.
1036 (init_varasm_once): Initialize section_htab instead of in_named_htab.
1037 Initialize new section variables. Call TARGET_ASM_INIT_SECTIONS.
1038 (default_elf_asm_named_section): Use SECTION_DECLARED to detect
1039 whether a section has already been declared.
1040 (default_select_section, default_elf_select_section): Return a
1041 section rather than emitting assembly code.
1042 (default_elf_select_section_1): Likewise. Use bss_section for
1043 SECCAT_BSS if nonnull. Use get_named_section.
1044 (default_select_rtx_section): Return a section rather than
1045 emitting assembly code.
1046 (default_elf_select_rtx_section): Likewise. Use get_named_section.
1047 (file_end_indicate_exec_stack): Use switch_to_section and get_section.
1048 (output_section_asm_op, switch_to_section): New functions.
1049 * vmsdbgout.c (vmsdbgout_finish): Use switch_to_section and
1052 * doc/tm.texi: Expand the introduction to the sections documentation.
1053 (TRAMPOLINE_SECTION): Document new interface.
1054 (SDATA_SECTION_ASM_OP): Document new macro.
1055 (READONLY_DATA_SECTION): Delete.
1056 (SDATA_SECTION_ASM_OP): Document new macro.
1057 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Delete.
1058 (TARGET_ASM_INIT_SECTIONS): Document new hook.
1059 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_FUNCTION_RODATA_SECTION)
1060 (TARGET_ASM_SELECT_RTX_SECTION): Adjust for new interface.
1061 (TARGET_EXCEPTION_SECTION, TARGET_EH_FRAME_SECTION): Delete.
1063 2005-12-07 Alan Modra <amodra@bigpond.net.au>
1065 * gcc.c (init_gcc_specs): Match braces inside conditionally
1068 2005-12-06 Geoffrey Keating <geoffk@apple.com>
1070 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): New.
1072 2005-12-06 Aldy Hernandez <aldyh@redhat.com>
1075 * tree.c (integer_all_onesp): Always return true if all bits on.
1077 * testsuite/g++.dg/init/array0.C: New.
1079 2005-12-06 Adrian Straetling <straetling@de.ibm.com>
1081 * doc/md.texi: Adapt to implementation.
1083 2005-12-06 Andreas Schwab <schwab@suse.de>
1085 * opts.c (decode_options): Fix typo in message.
1087 2005-12-06 Alan Modra <amodra@bigpond.net.au>
1090 * longlong.h: Merge PPC tests from upstream.
1092 2005-12-06 Richard Guenther <rguenther@suse.de>
1094 * fold-const.c (fold_convert): Do not build and fold
1095 CONVERT_EXPR, but always use NOP_EXPR.
1097 2005-12-06 Jan Beulich <jbeulich@novell.com>
1099 * config/i386/i386.c (builtin_description): Use MASK_SSE2 for
1100 __builtin_ia32_paddq and __builtin_ia32_subq.
1101 (ix86_init_mmx_sse_builtins): Use MASK_SSE|MASK_3DNOW_A for
1102 __builtin_ia32_pshufw.
1103 * config/i386/i386.md (mmx_adddi3, mmx_subdi3): Depend on TARGET_SSE2.
1105 2005-12-05 James E Wilson <wilson@specifix.com>
1108 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables
1111 2005-12-05 Daniel Berlin <dberlin@dberlin.org>
1113 * print-tree.c (print_node): Ditto.
1114 * tree-dfa.c (add_referenced_var): Tag's don't have DECL_INITIAL.
1115 * tree-dump.c (dequeue_and_dump): Check for decl_common structure
1116 before accessing DECL_ARTIFICIAL.
1117 Handle new tag tree codes.
1118 * tree-flow-inline.h (clear_call_clobbered): Update for tag
1120 (unmodifiable_var_p): Ditto.
1121 * tree-flow.h (mem_tag_kind): Remove.
1122 (struct var_ann_d): Remove mem_tag_kind member.
1123 * tree-gimple.c (is_gimple_reg): Tags are not gimple registers.
1124 * tree-pretty-print.c (dump_generic_node): Handle memory tags.
1125 * tree-ssa-alias.c (init_alias_info): Update for memory tag changes.
1126 (group_aliases): Ditto.
1127 (setup_pointers_and_addressables): Ditto.
1128 (is_escape_site): Ditto.
1129 (may_alias_p): Ditto.
1130 (create_tag_raw): New function.
1131 (create_memory_tag): Use it.
1132 (dump_alias_info): Update for tags.
1133 (may_be_aliased): Ditto.
1134 (add_type_alias): Ditto.
1135 (new_type_alias): Ditto.
1136 (create_sft): Ditto.
1137 (create_structure_vars): Ditto.
1138 * tree-ssa-ccp.c (get_default_value): Ditto.
1139 * tree-ssa-operands.c (get_expr_operands): Ditto.
1140 (add_stmt_operand): Ditto.
1141 (add_call_clobber_ops): Remove duplicated condition.
1142 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
1144 * tree-tailcall.c (suitable_for_tail_opt_p): Ditto.
1145 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
1146 * tree.c (init_ttree): Update structures for new tree codes.
1147 (tree_code_size): Update sizes for new tree codes.
1148 (make_node_stat): Don't try to set common things on minimal
1150 (tree_node_structure): Update for tags.
1151 (is_global_var): Ditto.
1152 * tree.def: Add new tree codes.
1153 * tree.h (MTAG_P): New macro.
1154 (TREE_MEMORY_TAG_CHECK): Ditto.
1155 (SSA_VAR_P): Update for tags.
1156 (struct tree_memory_tag): New structure.
1157 (MTAG_GLOBAL): New macro.
1158 (union tree_node): Add memory tag member.
1159 * treestruct.def (TS_MEMORY_TAG): New.
1161 2005-12-05 Dale Johannesen <dalej@apple.com>
1163 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Fix to match
1164 what was approved (PR 24323).
1166 2005-12-05 Gabriel Dos Reis <gdr@integrable-solutions.net>
1168 * doc/c-tree.texi (Function Bodies): Remove description of
1171 2005-12-05 Joseph S. Myers <joseph@codesourcery.com>
1173 * doc/libgcc.texi (__floatunsisf, __floatunsidf, __floatunsitf,
1174 __floatunsixf, __floatundisf, __floatundidf, __floatunditf,
1175 __floatundixf, __floatuntisf, __floatuntidf, __floatuntitf,
1176 __floatuntixf, __powisf2, __powidf2, __powixf2, __mulsc3,
1177 __muldc3, __multc3, __mulxc3, __divsc3, __divdc3, __divtc3,
1178 __divxc3): Document.
1180 2005-12-05 Geoffrey Keating <geoffk@apple.com>
1182 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Preserve
1184 * config/darwin.h (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Define to
1185 hook_bool_void_false.
1186 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
1187 * config/darwin.c (darwin_cxx_determine_class_data_visibility): New.
1189 * config/darwin.c (machopic_select_section): It's not defined
1190 as weak if it's only marked as weak_import.
1192 * config/darwin-protos.h (darwin_cxx_determine_class_data_visibility):
1195 * varasm.c (default_binds_local_p_1): Weakrefs don't bind locally.
1196 A hidden weak object does bind locally. Strong linkonce data
1197 counts like any other strong symbol for binding.
1198 (weak_finish_1): Don't specially handle weakrefs, they no longer
1200 (assemble_alias): Weakrefs can't be TREE_PUBLIC yet.
1201 * c-common.c (handle_alias_attribute): Allow static aliases
1203 (handle_weakref_attribute): Don't call declare_weak on weakrefs.
1204 * gthr-dce.h: Make weakrefs static.
1205 * gthr-tpf.h: Likewise.
1206 * gthr-solaris.h: Likewise.
1207 * gthr-posix.h: Likewise.
1208 * gthr-posix95.h: Likewise.
1209 * config/darwin.c (darwin_encode_section_info): static weakref
1210 variables are not necessarily defined in this translation unit.
1211 * doc/extend.texi (Function Attributes): Mention that an alias
1212 attribute creates a definition for the thing it's attached to.
1213 Change the documentation for weakref to say that the thing
1214 it's attached to must be static.
1216 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so
1217 we don't go into an infinite loop.
1219 2005-12-05 Paolo Bonzini <bonzini@gnu.org>
1221 * config/rs6000/predicates.md (logical_const_operand): Split
1222 out of logical_operand.
1223 (logical_operand): Use it.
1224 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use
1225 logical_const_operand.
1227 2005-12-05 Jan Beulich <jbeulich@novell.com>
1229 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_CMPNEPS
1230 and IX86_BUILTIN_CMPNESS.
1231 (ix86_init_mmx_sse_builtins): Remove ti_ftype_ti_ti.
1232 * config/i386/i386.h (ALIGN_MODE_128): Don't check TFmode explicitly.
1233 * config/i386/i386.md (movti_internal): Correct type attribute.
1234 Simplify mode attribute.
1235 (movti_rex64, movsf_1, movdf_nointeger, movdf_integer, movtf_internal):
1236 Correct type attribute.
1237 (absxf2): Correct operator.
1238 * config/i386/mmx.md (mov<mode>_internal_rex64, mov<mode>_internal,
1239 movv2sf_internal_rex64, movv2sf_internal): Correct type attribute.
1240 * config/i386/sse.md (mov<mode>_internal, movv2df_internal): Simplify
1242 (sse2_vmsqrtv2df2): Correct mode attribute.
1244 2005-12-05 Jan Beulich <jbeulich@novell.com>
1246 * config/ia64/ia64.md (rotlsi3_internal): Don't split if rotating by
1247 16 bits. Provide insn pattern for this case.
1249 2005-12-05 Jan Beulich <jbeulich@novell.com>
1251 * libgcc2.c (__popcountSI2): Don't use wide type for iterator and
1253 (__popcountDI2): Likewise.
1255 2005-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1258 * pa/pa.c (pa_hpux_init_libfuncs): Add _U_Qfcnvxf_usgl_to_quad and
1259 _U_Qfcnvxf_udbl_to_quad to set of initialized libfuncs.
1260 * pa/quadlib.c (_U_Qfcnvxf_usgl_to_quad, _U_Qfcnvxf_udbl_to_quad): New
1263 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1265 * c-typeck.c (null_pointer_constant_p): New function.
1266 (build_conditional_expr, build_c_cast, convert_for_assignment,
1267 build_binary_op): Use it.
1269 2005-12-04 Joseph S. Myers <joseph@codesourcery.com>
1271 * c-common.c (binary_op_error): Do not allow NOP_EXPR.
1272 (c_common_truthvalue_conversion): Handle NOP_EXPR the same as
1274 (check_function_arguments_recurse): Allow both NOP_EXPR and
1275 CONVERT_EXPR but check conversions preserve precision.
1276 * c-typeck.c (pointer_diff): Allow both NOP_EXPR and CONVERT_EXPR
1277 but check conversions preserve precision.
1278 (build_unary_op): Don't allow NOP_EXPR. Use gcc_unreachable () in
1281 2005-12-04 Roger Sayle <roger@eyesopen.com>
1284 * common.opt (Wstring-literal-comparison): New command line option.
1285 * c-opts.c (c_common_handle_option): Set it with -Wall.
1286 * c-typeck.c (parser_build_binary_op): Issue warning if either
1287 operand of a comparison operator is a string literal, except for
1288 testing equality or inequality against NULL.
1290 * doc/invoke.texi: Document new -Wstring-literal-comparison option.
1292 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1294 * c-common.c (c_sizeof_or_alignof_type): Use fold_convert instead
1295 of building a NOP_EXPR.
1296 (c_alignof_expr): Likewise. Handle CONVERT_EXPR the same as
1298 * c-convert.c (convert): Use fold_convert instead of building
1299 NOP_EXPRs and CONVERT_EXPRs directly. Don't special case
1300 c_objc_common_truthvalue_conversion returning a NOP_EXPR. Remove
1302 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
1303 NOP_EXPR the same as CONVERT_EXPR.
1304 * c-typeck.c (build_function_call): Use fold_convert instead of
1305 building a NOP_EXPR directly.
1306 (build_compound_expr): Handle NOP_EXPR the same as CONVERT_EXPR.
1308 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1310 PR rtl-optimization/25197
1311 * dwarf2out.c (dwarf2out_frame_debug_expr <rule 12>): Assert we
1314 2005-12-02 Stuart Hastings <stuart@apple.com>
1316 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove -fpic
1319 2005-12-03 Joseph S. Myers <joseph@codesourcery.com>
1321 * c-typeck.c (default_function_array_conversion,
1322 build_function_call): Allow for CONVERT_EXPR as well as NOP_EXPR.
1323 (build_conditional_expr): Apply integer_zerop to orig_op1 and
1324 orig_op2. Don't check them for NOP_EXPR.
1325 (build_c_cast, convert_for_assignment): Don't check for NOP_EXPR
1326 around integer zero.
1328 2005-12-03 Alan Modra <amodra@bigpond.net.au>
1330 * config/rs6000/rs6000.c (rs6000_stack_t): Remove toc_save_p,
1331 toc_save_offset, toc_size, lr_size.
1332 (rs6000_stack_info): Use memset rather than bss struct copy to init.
1333 Test rs6000_ra_ever_killed last in condition setting lr_save_p.
1334 Adjust for removal of unused rs6000_stack_t fields.
1335 (debug_stack_info): Adjust.
1336 (rs6000_ra_ever_killed): Expand FIND_REG_INC_NOTE. Test for calls
1337 first, and don't bother checking for set/inc of lr on sibcalls.
1338 (rs6000_emit_epilogue): Tidy code restoring stack pointer.
1340 2005-12-02 Jakub Jelinek <jakub@redhat.com>
1343 * config/i386/i386.md (movqi_1): Only force imovx for alternative
1344 5 if operand 1 is not aligned. Undo previous constraint change.
1345 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN.
1347 2005-12-02 Richard Guenther <rguenther@suse.de>
1349 * tree.h (build): Remove prototype.
1350 (build, _buildN1, _buildN2, _buildC1, _buildC2): Remove macros.
1351 * tree.c (build): Remove.
1352 (build0_stat): Update comment.
1354 2005-12-02 Richard Guenther <rguenther@suse.de>
1356 * tree-ssa-loop-im.c (schedule_sm): Use buildN instead of build.
1357 * tree-complex.c (update_complex_assignment, expand_complex_div_wide):
1359 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref,
1360 maybe_fold_offset_to_component_ref): Likewise.
1361 * tree-ssa-dom.c (thread_across_edge,
1362 simplify_rhs_and_lookup_avail_expr,
1363 find_equivalent_equality_comparison, record_equivalences_from_stmt):
1365 * gimple-low.c (lower_function_body, lower_return_expr): Likewise.
1366 * tree-eh.c (do_return_redirection, honor_protect_cleanup_actions,
1367 lower_try_finally_switch): Likewise.
1368 * tree-if-conv.c (add_to_dst_predicate_list,
1369 replace_phi_with_cond_modify_expr, ifc_temp_var): Likewise.
1370 * gimplify.c (internal_get_tmp_var, gimple_build_eh_filter,
1371 voidify_wrapper_expr, build_stack_save_restore, gimplify_bind_expr,
1372 gimplify_return_expr, gimplify_decl_expr, gimplify_switch_expr,
1373 gimplify_case_label_expr, gimplify_exit_expr, gimplify_self_mod_expr,
1374 shortcut_cond_r, shortcut_cond_expr, gimplify_cond_expr,
1375 gimplify_init_ctor_eval, gimplify_init_constructor,
1376 gimplify_variable_sized_compare, gimplify_boolean_expr,
1377 gimplify_cleanup_point_expr, gimple_push_cleanup, gimplify_target_expr,
1378 gimplify_expr, gimplify_body, gimplify_function_tree,
1379 force_gimple_operand): Likewise.
1380 * tree-ssa-pre.c (create_expression_by_pieces): Likewise.
1381 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for,
1382 mx_register_decls): Likewise.
1383 * tree-nested.c (init_tmp_var, save_tmp_var, get_static_chain,
1384 get_frame_field, finalize_nesting_tree_1): Likewise.
1385 * tree-inline.c (setup_one_parameter): Likewise.
1386 * tree-vect-transform.c (vectorizable_condition): Likewise.
1387 * tree-outof-ssa.c (insert_copy_on_edge, insert_backedge_copies):
1389 * tree-profile.c (tree_gen_edge_profiler): Likewise.
1390 * tree-cfg.c (factor_computed_gotos, gimplify_val): Likewise.
1391 * c-parser.c (c_parser_if_body, c_parser_switch_statement): Likewise.
1392 * tree-chrec.h (build_polynomial_chrec): Likewise.
1394 2005-12-02 Richard Guenther <rguenther@suse.de>
1396 * config/alpha/alpha.c (alpha_va_start, alpha_gimplify_va_arg_1i,
1397 alpha_gimplify_va_arg): Use buildN and fold_buildN where applicable.
1398 * config/frv/frv.c (frv_expand_builtin_va_start): Likewise.
1399 * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise.
1400 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
1401 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
1402 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg):
1404 * config/sh/sh.c (sh_va_start, sh_gimplify_va_arg_expr,
1405 sh_adjust_unroll_max): Likewise.
1406 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
1407 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
1408 * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr):
1410 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
1412 * config/mips/mips.c (mips_va_start, mips_gimplify_va_arg_expr):
1415 2005-12-02 Richard Guenther <rguenther@suse.de>
1417 * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for,
1418 simplify_cond_using_ranges): Use buildN instead of build.
1419 * tree-tailcall.c (adjust_accumulator_values,
1420 adjust_return_value): Likewise.
1421 * tree-sra.c (generate_one_element_ref, generate_copy_inout,
1422 generate_element_copy, generate_element_zero,
1423 generate_one_element_init): Likewise.
1424 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise.
1425 * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression,
1426 lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest,
1427 perfect_nestify): Likewise.
1429 2005-12-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1431 * pa.c (pa_secondary_reload): Revise initialization of variable regno.
1433 2005-12-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1435 * ggc.h (GGC_RESIZEVEC): New.
1437 2005-12-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1439 * gcc.c (execute): Improve readability.
1441 2005-12-02 Richard Guenther <rguenther@suse.de>
1443 * tree-cfg.c (mark_used_vars): New function.
1444 (dump_function_to_file): Dump only used VAR_DECLs.
1446 2005-12-02 Richard Guenther <rguenther@suse.de>
1448 * convert.c (convert_to_integer): Fix compare for nonpositive
1449 constant to use tree_int_cst_sgn <= 0.
1451 2005-12-02 Richard Guenther <rguenther@suse.de>
1453 * convert.c (convert_to_integer): Use fold_convert instead
1454 of fold_build1 (NOP_EXPR, ...). Use tree_int_cst_sgn < 0
1455 instead of comparing against 0. Use build_int_cst instead
1456 of converting integer_zero_node.
1458 2005-12-02 Richard Guenther <rguenther@suse.de>
1460 * tree-pretty-print.c (op_symbol): Handle LROTATE_EXPR
1463 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1466 * combine.c (simplify_logical <IOR>): Simplify more patterns to
1469 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1472 * function.c (expand_function_end): Emit blockage for unwinder
1475 2005-12-01 Roger Sayle <roger@eyesopen.com>
1477 * tree.h (TREE_OVERFLOW): Make this flag/predicate specific to
1478 constant nodes, i.e. INTEGER_CST, REAL_CST, etc...
1479 * tree-vrp.c (compare_values): Only check TREE_OVERFLOW for
1480 integer constant comparisons.
1482 2005-12-02 Jon Grimm <jgrimm2@us.ibm.com>
1483 Janis Johnson <janis187@us.ibm.com>
1484 David Edelsohn <dje@watson.ibm.com>
1485 Ben Elliston <bje@au.ibm.com>
1487 * dfp.h, dfp.c: New files.
1488 * Makefile.in (DECNUM, DECNUMINC, LIBDECNUMBER): New variables.
1489 (DECNUM_H): Likewise.
1490 (LIBDEPS, LIBS, BACKEND): Append $(LIBDECNUMBER).
1491 (INCLUDES): Append $(DECNUMINC).
1492 (OBJS-common): Add dfp.o.
1494 * real.h (EXP_BITS): Pinch one bit to ..
1495 (struct real_value): Add decimal field.
1496 (real_format): Change table size, update documentation.
1497 (REAL_MODE_FORMAT): Update for to handle float, decimal float.
1498 (real_from_string3): Declare.
1499 (decimal_single_format): Declare.
1500 (decimal_double_format): Declare.
1501 (decimal_quad_format): Declare.
1502 (REAL_VALUE_TO_TARGET_DECIMAL32): New.
1503 (REAL_VALUE_TO_TARGET_DECIMAL64): New.
1504 (REAL_VALUE_TO_TARGET_DECIMAL128): New.
1505 * real.c: Include dfp.h.
1506 (normalize): Early return for decimal floats.
1507 (do_add): Zero decimal field.
1508 (do_compare): Call do_decimal_compare for decimal floats.
1509 (do_fix_trunc): Likewise, call decimal_do_fix_trunc.
1510 (real_arithmetic): Call decimal_real_arithmetic for decimal
1511 floating point operands.
1512 (real_identical): If a and b are of differing radix, return false.
1513 (real_to_integer): Call decimal_real_to_integer if the value is a
1515 (real_to_integer2): Likewise, call decimal_real_to_integer2.
1516 (real_to_decimal): Likewise, call decimal_real_to_decimal.
1517 (real_to_hexadecimal): Place "N/A" in the return string for
1519 (real_from_string3): New variant, given a mode.
1520 (real_maxval): Use decimal_real_maxval for decimal floats.
1521 (round_for_format): Use decimal_round_for_format for decimals.
1522 (real_convert): Use decimal_real_convert where appropriate.
1523 (significand_size): Handle base 10.
1524 (encode_decimal_single, decode_decimal_single,
1525 encode_decimal_double, decode_decimal_double, encode_decimal_quad,
1526 decode_decimal_quad): New functions.
1527 (decimal_single_format): New.
1528 (decimal_double_format): New.
1529 (decimal_quad_format): New.
1530 * machmode.def: Add SD, DD and TD decimal floating point modes.
1531 * machmode.h (FLOAT_MODE_P, SCALAR_FLOAT_MODE_P, MODES_WIDEN_P):
1532 Include MODE_DECIMAL_FLOAT.
1533 (DECIMAL_FLOAT_MODE_P): New.
1534 * mode-classes.def (MODE_DECIMAL_FLOAT): New mode class.
1535 * genmodes.c (struct mode_data): Add counter field.
1536 (struct mode_data): Update comment for format.
1537 (blank_mode): Initialise counter field.
1538 (new_mode): Increment counter field for each mode defined.
1539 (complete_mode): Handle MODE_DECIMAL_FLOAT, update check for mode
1541 (make_complex_modes): Handle modes containing `D'.
1542 (DECIMAL_FLOAT_MODE, FRACTIONAL_DECIMAL_FLOAT_MODE): New.
1543 (make_decimal_float_mode): New.
1544 (reset_float_format): Handle MODE_DECIMAL_FLOAT.
1545 (cmp_modes): Compare counter field if other characteristics
1547 (emit_real_format_for_mode): Support formats for decimal floats.
1548 * doc/rtl.texi (Machine Modes): Document SD, DD and TDmodes.
1549 Document MODE_DECIMAL_FLOAT.
1551 2005-12-02 Alan Modra <amodra@bigpond.net.au>
1553 * simplify-rtx.c (simplify_plus_minus): Do simplify constants.
1556 2005-12-01 Richard Henderson <rth@redhat.com>
1558 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL.
1560 2005-12-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1562 * builtins.def (BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED): New.
1564 * config/pa/pa.c (pa_init_builtins): If we detect
1565 DONT_HAVE_FPUTC_UNLOCKED, set builtin fputc_unlocked to
1568 2005-12-01 Richard Guenther <rguenther@suse.de>
1570 * fold-const.c (fold_binary): Use fold_build2, not
1573 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
1575 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
1577 * vec.h (VEC_block_remove): New.
1579 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
1582 * c-common.c (lvalue_error): Fix wording.
1584 2005-12-01 Richard Guenther <rguenther@suse.de>
1586 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
1587 thinko in last patch.
1589 2005-12-01 Geoffrey Keating <geoffk@apple.com>
1591 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
1592 than -flat_namespace.
1594 2005-12-01 Ben Elliston <bje@au.ibm.com>
1596 * mklibgcc.in: Parameterise the script to build soft float
1597 functions by iterating over each type, rather than cloning the
1600 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1603 * builtins.c (fold_builtin_fputs): Defer check for missing
1604 replacement functions.
1606 2005-11-30 Kean Johnston <jkj@sco.com>
1608 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
1609 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
1611 2005-11-30 Richard Guenther <rguenther@suse.de>
1613 PR tree-optimization/22501
1614 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1615 function split out from ...
1616 (forward_propagate_addr_expr): ... here. Use it to propagate
1617 ADDR_EXPRs to all uses.
1619 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1621 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
1622 * builtins.c (expand_builtin_mathfn): Use them.
1623 (expand_builtin_mathfn_2): Likewise.
1624 (expand_builtin_mathfn_3): Likewise.
1625 (expand_builtin_int_roundingfn): Likewise.
1626 (expand_builtin): Likewise.
1627 (integer_valued_real_p): Likewise.
1628 (fold_builtin_int_roundingfn): Likewise.
1629 (fold_builtin_bitop): Likewise.
1630 (fold_builtin_logarithm): Likewise.
1631 (fold_builtin_1): Likewise.
1632 * convert.c (convert_to_integer): Likewise.
1633 * fold-const.c (negate_mathfn_p): Likewise.
1634 (tree_expr_nonnegative_p): Likewise.
1636 2005-11-30 Dale Johannesen <dalej@apple.com>
1637 Andrew Pinski <pinskia@physics.uc.edu>
1639 * combine.c (find_split_point): Sign extend bitmask
1640 when changing bitfield assignment to IOR of AND.
1642 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1644 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
1645 clobber to scratch reg.
1646 (*decrement_and_branch_until_zero_no_clobber): Remove.
1647 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
1648 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
1649 * config/ms1/ms1.opt (mmul): Remove.
1650 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
1651 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
1653 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1654 Bernd Schmidt <bernd.schmidt@analog.com>
1656 * pa/predicates.md (symbolic_operand): Add comment.
1657 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
1658 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
1659 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
1660 (pa_secondary_reload_class): Delete.
1661 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
1662 and pa_secondary_reload_class. Reorder some checks. Update inline
1663 copy of symbolic operand.
1664 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
1666 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
1668 * loop-doloop.c (add_test): Only add jump notes if we did emit a
1671 2005-11-30 Jeff Law <law@redhat.com>
1673 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
1674 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
1676 2005-11-30 Jakub Jelinek <jakub@redhat.com>
1678 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
1679 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
1680 (ia64_expand_move): Adjust caller.
1682 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
1683 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
1686 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
1688 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
1689 Always produce an output if we can remove NEGs or canonicalize
1690 (minus (minus ...)) expressions. Provide a fast path for the
1692 (simplify_gen_binary): Do not call simplify_plus_minus.
1693 (simplify_binary_operation_1): Reassociate at the end of the
1696 2005-11-29 Evan Cheng <evan.cheng@apple.com>
1698 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
1699 moves and unpack to speed up.
1701 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
1703 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
1704 argument, they are always sparc_compare_op0 and sparc_compare_op1.
1705 (gen_v9_scc): Update callers.
1706 * config/sparc/sparc.md: Likewise.
1707 * config/sparc/sparc-protos.h: Update extern declaration.
1709 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
1711 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1713 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
1716 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
1718 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
1719 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
1720 (negate_expr): Here.
1722 2005-11-29 Ben Elliston <bje@au.ibm.com>
1724 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
1725 Fix typo in comment.
1727 2005-11-29 Ben Elliston <bje@au.ibm.com>
1729 * Makefile.in (clean-target): Depend on clean-target-libgcc.
1730 (clean-target-libgcc): Import rule from the top-level Makefile.in.
1732 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1736 * builtins.c (init_target_chars): New.
1737 (expand_builtin_printf, expand_builtin_fprintf,
1738 expand_builtin_sprintf, fold_builtin_sprintf,
1739 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
1740 fold_builtin_snprintf_chk, fold_builtin_printf,
1741 fold_builtin_fprintf): Check for matching format strings using
1744 2005-11-29 Paul Brook <paul@codesourcery.com>
1746 * config.gcc: Do not use fixproto on m68k-elf.
1748 2005-11-28 Roger Sayle <roger@eyesopen.com>
1750 * expmed.c (div_cost): Replace with...
1751 (sdiv_cost, udiv_cost): New.
1752 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
1753 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
1754 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
1755 (expand_divmod): Replace use of div_cost with either sdiv_cost
1756 or udiv_cost depending upon the signedness of the operation.
1758 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1761 * config/darwin.c (machopic_indirection_name,
1762 machopic_output_indirection): Follow transparent alias chain.
1764 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
1766 * varasm.c (ultimate_transparent_alias_target): Add comment.
1768 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
1770 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
1771 SET_SRC instead of XEXP where appropriate.
1773 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1775 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
1778 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
1780 * config/fp-bit.h (LSHIFT): Take shift count parameter.
1781 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
1784 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
1786 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
1787 secondary_input_reload_class, made static. Adapt to new
1789 (secondary_output_reload_class): Delete.
1790 (TARGET_SECONDARY_RELOAD): New macro.
1791 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
1792 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
1794 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
1797 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
1798 when its natural alignment is > BITS_PER_UNIT.
1799 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
1800 * c-common.c (handle_packed_attribute): Ignore packing on a field
1801 whose type is naturally char aligned.
1803 2005-11-28 Richard Guenther <rguenther@suse.de>
1805 * c-common.c (strict_aliasing_warning): Handle all
1806 component-ref like accesses.
1808 2005-11-28 Roger Sayle <roger@eyesopen.com>
1809 Uros Bizjak <uros@kss-loka.si>
1812 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
1813 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
1814 when flag_unsafe_math_optimizations is set and
1815 we don't care about NaNs or Infinities.
1817 Move x/expN(y) and x/pow(y,z) transformation into common
1818 flag_unsafe_math_optimizations section.
1820 2005-11-27 Mark Mitchell <mark@codesourcery.com>
1822 * gcc.c (main): Change type of argv to "char **".
1824 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1826 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
1827 small data sections.
1828 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
1829 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
1830 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
1831 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
1832 output locals to sbss if !rs6000_elf_in_small_data_p.
1833 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
1835 2005-11-28 Alan Modra <amodra@bigpond.net.au>
1838 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
1839 generated by reload.
1840 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
1841 indexed_or_indirect_address.
1842 (indexed_or_indirect_address): Don't test for base reg. Call
1843 address_operand last. Make it a special predicate.
1845 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
1847 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
1849 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
1852 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
1854 (negate_expr): Likewise.
1856 2005-11-27 Andreas Schwab <schwab@suse.de>
1858 * config/m68k/m68k.c: Reindent and fix whitespace, remove
1861 2005-11-27 Steven Bosscher <stevenb@suse.de>
1863 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
1864 has EH predecessor edges.
1866 2005-11-26 Eric Christopher <echristo@apple.com>
1868 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
1869 register stalls by zero extending to the full register.
1871 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
1873 * config/floatunsisf.c, config/floatunsidf.c,
1874 config/floatunsixf.c, config/floatunsitf.c: New files.
1875 * config/ia64/t-hpux: Add floatunsitf.c.
1876 * config/ia64/ia64.c (ia64_init_libfuncs): Use
1877 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
1879 2005-11-26 Richard Henderson <rth@redhat.com>
1881 * c-lex.c (pragma_lex): Rename from c_lex.
1882 * c-pch.c: Update for pragma_lex rename.
1883 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
1884 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
1885 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
1886 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
1887 * doc/tm.texi: Likewise.
1889 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
1892 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
1893 when overflow is undefined.
1895 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
1897 * doc/md.texi (Insn Canonicalizations): Refer to the
1898 function commutative_operand_precedence for further rules.
1900 2005-11-25 Roger Sayle <roger@eyesopen.com>
1903 * expmed.c (choose_mult_variant): Return immediately when mult_cost
1904 is less than zero. Limit mult_cost to a reasonable upper bound for
1905 the synthetic multiplication sequence.
1907 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1910 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1911 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
1912 Lookup the explicit replacement functions for any unlocked
1913 stdio builtin transformations.
1915 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
1917 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
1919 * targhooks.c (default_secondary_reload): Don't require operand 2
1920 for an input reload to be earlyclobber.
1922 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1924 * fold-const.c (negate_mathfn_p): Fix comment and add support
1925 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
1928 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1931 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
1932 _Q_ulltoq for unsigned conversions from SImode and DImode to
1935 2005-11-25 Alan Modra <amodra@bigpond.net.au>
1937 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
1938 (__floatundidf, __floatundisf): Likewise.
1940 2005-11-25 David Edelsohn <edelsohn@gnu.org>
1942 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
1943 (rs6000_override_options): Remove initialization of
1944 rs6000_sr_alias_set.
1945 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
1946 (rs6000_emit_stack_tie): Same.
1947 (emit_frame_save): Same.
1948 (gen_frame_mem_offset): Same.
1949 (rs6000_emit_prologue): Same.
1950 (rs6000_emit_epilogue): Same.
1952 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1955 * fold-const.c (fold_build): Convert bool_var != 1 and
1956 bool_var == 0 to !bool_var.
1958 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
1961 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
1962 for C being INTEGER_CST. Likewise for !=.
1964 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
1967 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
1968 unsigned conversions from SImode to TFmode.
1970 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
1972 * expr.c (expand_expr_real_1): Fix error in last change.
1974 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
1976 * caller-save.c: (this_insn_sets): Move into:
1977 (save_call_clobbered_regs).
1978 (mark_set_regs): Get this_insn_sets from data.
1980 (save_call_clobbered_regs): Take sets of the return value by
1981 sibcalls into account.
1983 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
1986 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
1987 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
1988 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
1989 (memory_move_secondary_cost, init_reg_autoinc): Remove
1990 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
1991 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
1992 secondary_reload_class call.
1993 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
1995 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
1996 (push_secondary_reload): Use secondary_reload target hook.
1997 (secondary_reload_class, scratch_reload_class): New functions.
1998 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
1999 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
2000 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
2001 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
2002 (secondary_reload_class, scratch_reload_class): Declare.
2003 * reload1.c: Include target.h.
2004 (reload_adjust_reg_for_temp): New function.
2005 (reload_adjust_reg_for_icode): Likewise.
2006 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
2007 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
2009 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
2010 for inheritance. Support case when both secondary & tertiary reloads
2011 are for intermediate registers.
2012 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
2013 with secondary_reload_class call. Support case when both secondary
2014 & tertiary reloads are for intermediate registers.
2015 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
2016 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
2017 * target.h (secondary_reload_info): New struct / typedef.
2018 (struct gcc_target): New member secondary_reload.
2019 * targhooks.c Include reload.h, optabs.h and recog.h.
2020 (default_secondary_reload): New function.
2021 * targhooks.h (default_secondary_reload): Declare.
2022 * doc/tm.texi: Document secondary_reload target hook. Update
2023 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
2024 * doc/md.texi: Likewise.
2026 * sh-protos.h (sh_secondary_reload): Declare.
2027 * sh.c (TARGET_SECONDARY_RELOAD): Override.
2028 (sh_secondary_reload): New function.
2029 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
2030 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2031 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2032 (HAVE_SECONDARY_RELOADS): Define.
2033 * sh.md (reload_indf): Rename to:
2035 (reload_outdf): Rename to:
2036 (reload_outdf__RnFRm).
2037 (reload_insf): Rename to:
2039 (reload_insi): Rename to:
2040 (reload_insi__i_fpul).
2042 2005-11-24 Uros Bizjak <uros@kss-loka.si>
2044 * configure.ac: Require at least texinfo 4.4.
2045 * configure: Regenerate.
2047 * doc/install.texi (Tools/packages necessary for building GCC):
2048 Update required version of texinfo to at least 4.4.
2049 (Installing GCC: Building): Update required version of texinfo
2051 (Installing GCC: Final installation): Update required version
2052 of texi2dvi to at least 4.4.
2053 (Host/target specific installation notes for GCC): Update required
2054 version of texinfo to at least 4.4.
2056 2005-11-24 Richard Guenther <rguenther@suse.de>
2057 Dirk Mueller <dmueller@suse.de>
2060 * c-common.h (strict_aliasing_warning): Declare.
2061 * c-common.c (strict_aliasing_warning): New function,
2063 * c-typeck.c (build_c_cast): ... here.
2065 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2067 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2069 (swap_commutative_operands_with_target): New.
2071 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
2073 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
2074 also when doing PRE, rather than only for global CPROP.
2076 2005-11-24 Ben Elliston <bje@au.ibm.com>
2078 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
2079 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
2081 (expand_twoval_unop): Likewise.
2082 (widen_clz): Likewise.
2083 (expand_parity): Likewise.
2084 (expand_unop): Likewise.
2085 (emit_cmp_and_jmp_insn_1): Likewise.
2086 (prepare_float_lib_cmp): Likewise.
2088 2005-11-24 Ben Elliston <bje@au.ibm.com>
2090 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
2091 Remove unused `class' variable.
2093 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2096 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
2097 C/C++ diagnostic function warn_array_subscript_with_type_char.
2098 * c-common.h (warn_array_subscript_with_type_char): Declare.
2099 * c-common.c (warn_array_subscript_with_type_char): Define.
2101 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
2104 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
2105 compiling at the intersection of C and C++.
2107 2005-11-23 Mark Mitchell <mark@codesourcery.com>
2109 * doc/invoke.texi: For man pages, include gcc-vers.texi.
2110 List @file in the option summary. Include the libiberty
2111 documentation for @file.
2112 * gcc.c (main): Call expandargv.
2113 * Makefile.in (gcc-vers.texi): Define srcdir.
2115 2005-11-23 Diego Novillo <dnovillo@redhat.com>
2117 * passes.c (init_optimization_passes): Document
2118 sequencing of passes.
2120 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
2122 * config/m68k/predicates.md (pcrel_address, extend_operator,
2123 post_inc_operand, pre_dec_operand): Remove redundant
2125 (const_uint32_operand, const_sint32_operand): Use gcc_assert
2127 (valid_dbcc_comparison_p): Rewrite in the lisp style.
2129 2005-11-23 Ben Elliston <bje@au.ibm.com>
2131 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
2133 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
2135 Preparatory work for PR target/21623:
2136 * alpha.c (secondary_reload_class): Rename to:
2137 (alpha_secondary_reload_class).
2138 * alpha.h, alpha-protos.h: Likewise.
2139 * mn10300.c (secondary_reload_class): Rename to:
2140 (mn10300_secondary_reload_class).
2141 * mn10300.h, mn10300-protos.h: Likewise.
2142 * pa.c (secondary_reload_class): Rename to:
2143 (pa_secondary_reload_class).
2144 * pa.h, pa-protos.h: Likewise.
2145 * rs6000.c (secondary_reload_class): Rename to:
2146 rs6000_secondary_reload_class.
2147 * rs6000.h, rs6000-protos.h: Likewise.
2149 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
2152 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
2154 2005-11-22 Ian Lance Taylor <ian@airs.com>
2156 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
2158 (prepare_cmp_insn): Likewise.
2160 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
2163 * m68k.md (zero_extendsidi2): Force operands[1] to a register
2164 if both operands[0] and operands[1] are memory.
2166 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2169 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
2170 COMPARISON_CLASS_P and an integral types create create a new
2171 expression with the new type and fold that.
2173 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
2176 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
2177 to SUBTARGET_OS_CPP_BUILTINS.
2179 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
2181 * arm.c (emit_set_insn): New function.
2182 (arm_split_constant): Call it.
2183 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
2184 (arm_legitimize_address): Likewise. Use plus_constant.
2185 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
2186 (thumb_expand_prologue): Likewise.
2187 (arm_gen_load_multiple): Use VOIDmode in SET.
2188 (arm_gen_store_multiple): Likewise.
2189 (vfp_emit_fstmx): Likewise. Use plus_constant.
2190 (emit_multi_reg_push): Likewise.
2191 (emit_sfm): Use plus_constant.
2193 2005-11-23 Alan Modra <amodra@bigpond.net.au>
2196 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
2199 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2202 * expmed.c (store_bit_field): Don't attempt to insv a field
2203 larger than the reg.
2205 2005-11-22 Alan Modra <amodra@bigpond.net.au>
2208 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
2209 explicit sign extension, not a (char) cast.
2211 2005-11-22 Ben Elliston <bje@au.ibm.com>
2213 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
2214 GET_MODE_CLASS (x) == MODE_FLOAT.
2215 * config/i386/i386.c: Likewise.
2216 * config/rs6000/xcoff.h: Likewise.
2217 * config/rs6000/linux64.h: Likewise.
2218 * config/rs6000/rs6000.c: Likewise.
2219 * config/rs6000/rs6000.h: Likewise.
2220 * config/rs6000/predicates.md: Likewise.
2221 * config/rs6000/sysv4.h: Likewise.
2223 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2225 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
2228 * config/alpha/freebsd.h, config/alpha/linux.h,
2229 config/arm/linux-elf.h, config/bfin/bfin.h,
2230 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
2231 config/i386/beos-elf.h, config/i386/gnu.h,
2232 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
2233 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
2234 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
2235 config/rs6000/linux64.h, config/rs6000/sysv4.h,
2236 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
2237 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
2238 config/sparc/linux.h, config/sparc/linux64.h,
2239 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
2241 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
2242 are both defined when either flag -fpic or -fPIC are used.
2244 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2246 * config/fp-bit.c (clzusi): New function.
2247 (si_to_float, usi_to_float): Use it to compute proper shift.
2248 (usi_to_float): Preserve guard bits when shifting right.
2249 * libgcc-std.ver (GCC_4.2.0): New version.
2250 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
2251 __floatundisf): New functions.
2252 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
2253 __floatundisf): Declare.
2254 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
2255 _floatundixf, and _floatunditf.
2256 * optabs.c (expand_float): If target does not define a pattern for
2257 signed or unsigned conversion, use an unsigned libcall instead of
2259 (init_optabs): Initialize ufloat_optab.
2261 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
2263 * config/rs6000/rs6000.opt (mmulhw): New option.
2264 * doc/invoke.texi (-mmulhw): Document.
2265 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
2267 * config/rs6000/rs6000.md: Add half-word multiply and
2268 multiply-accumulate instructions for 405 and 440.
2270 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
2272 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
2273 which matches behavior of gcc 4.0 and older for RTEMS targets. The
2274 default now includes a linker group which makes the RTEMS one nest.
2276 2005-11-22 Ben Elliston <bje@au.ibm.com>
2278 * cse.c (fold_rtx): Typo fix.
2279 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
2281 2005-11-21 Richard Henderson <rth@redhat.com>
2283 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
2284 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
2286 * c-tree.h (lookup_name): Move declaration ...
2287 * c-common.h (lookup_name): ... here.
2288 * config/darwin-c.c: Include c-common.h.
2289 * config/t-darwin: Update dependencies.
2291 2005-11-22 Ben Elliston <bje@au.ibm.com>
2293 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
2294 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
2295 * genopinit.c (gen_insn): Likewise.
2296 * reload.c (find_equiv_reg): Likewise.
2297 * loop.c (load_mems): Likewise.
2298 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
2299 * cse.c (find_comparison_args, fold_rtx): Likewise.
2300 * dwarf2out.c (add_const_value_attribute): Likewise.
2301 * expr.c (convert_move): Likewise.
2302 * recog.c (general_operand, register_operand): Likewise.
2303 * reg-stack.c (replace_reg): Likewise.
2304 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
2305 * c-common.c (handle_vector_size_attribute): Likewise.
2306 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
2307 (simplify_binary_operation_1): Likewise.
2308 (simplify_const_binary_operation): Likewise.
2309 (simplify_relational_operation): Likewise.
2310 (simplify_const_relational_operation): Likewise.
2311 (simplify_immed_subreg): Likewise.
2312 * emit-rtl.c (gen_lowpart_common): Likewise.
2313 * expmed.c (expand_mult): Likewise.
2314 * stor-layout.c (layout_type): Likewise.
2316 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
2319 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
2320 cst2 only for SPE vectors.
2322 2005-11-21 David Edelsohn <edelsohn@gnu.org>
2325 * config/rs6000/predicates.md (vrsave_operation): Check
2326 UNSPEC_VOLATILE value.
2328 2005-11-21 Jan Hubicka <jh@suse.cz>
2330 PR tree-optimization/24653
2331 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
2333 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2335 * config/i386/predicates.md (ax_reg_operand): New predicate.
2336 (memory_displacement_only_operand): New predicate.
2337 * config/i386/i386.md ("modrm" attribute): Return 0 if one
2338 operand is AX register and the other operand is memory operand
2339 with displacement only.
2341 2005-11-21 Uros Bizjak <uros@kss-loka.si>
2343 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
2344 if we don't care about NaNs or Infinities.
2346 2005-11-20 Ian Lance Taylor <ian@airs.com>
2348 PR rtl-optimization/24883
2349 * combine.c (combinable_i3pat): When checking whether the
2350 destination of i3 is used in i3, consider paradoxical subregs.
2352 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
2355 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
2357 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
2359 * combine.c (try_combine): Do not run subst on i1src and i2src in
2360 the case of generating a PARALLEL for a comparison.
2362 2005-11-20 Richard Henderson <rth@redhat.com>
2365 * tree-sra.c (struct sra_elt): Add all_no_warning.
2366 (struct sra_walk_fns) <use>: Add use_all argument.
2367 (sra_walk_expr): Pass it.
2368 (sra_walk_modify_expr): Likewise.
2369 (scalarize_ldst): Likewise.
2370 (scan_use): Update for new argument.
2371 (mark_no_warning): New.
2372 (scalarize_use): Use it.
2374 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
2376 * expr.c (expand_expr_real): Use usmul_optab for widening
2377 signed * unsigned multiplies.
2378 * genopinit.c (optabs): Add usmul_widen_optab.
2379 * optabs.c (init_optabs): Likewise.
2380 * optabs.h (enum optab_index): Add OTI_usmul_widen.
2381 (usmul_widen_optab): Define.
2382 * config/bfin/bfin.md (usmulhisi3): New pattern.
2384 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
2386 2005-11-20 Graham Stott <btinternet.com>
2388 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
2390 2005-11-20 Andreas Schwab <schwab@suse.de>
2393 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
2396 2005-11-19 Richard Henderson <rth@redhat.com>
2399 * tree-gimple.c (is_gimple_id): Export.
2400 * tree-gimple.h (is_gimple_id): Declare.
2401 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
2402 (get_default_value): Use it.
2403 (maybe_fold_stmt_indirect): Likewise.
2405 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
2407 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
2408 than VR1 or vice-versa.
2410 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
2414 * reload.c (find_reloads_address_1): Mention dependency on
2416 * reload1.c (gen_reload): For IN with an unary operation, try
2417 moving inner expression to OUT if trivial SET is not valid.
2418 Confirm that the result is valid. Move common code block into...
2419 (emit_insn_if_valid_for_reload): New function.
2421 2005-11-19 Richard Guenther <rguenther@suse.de>
2423 * fold-const.c (fold_indirect_ref_1): Make sure we fold
2424 ARRAY_REFs of constant strings.
2426 2005-11-19 Jakub Jelinek <jakub@redhat.com>
2428 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
2429 fatal format string.
2431 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
2433 * combine.c (make_compound_operation): Swap operands of
2434 commutative operation if necessary before returning.
2436 2005-11-19 Richard Guenther <rguenther@suse.de>
2439 * fold-const.c (fold_plusminus_mult_expr): New function.
2440 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
2441 cases, remove now unnecessary code.
2443 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
2445 * gensupport.c (old_preds): Rename to std_preds, add special field.
2446 (struct old_pred_table): Rename to struct std_pred_table, add special
2448 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
2449 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
2450 (init_predicate_table): Adjust, and set along the way whether a
2451 predicate is special.
2453 2005-11-18 Mark Mitchell <mark@codesourcery.com>
2455 * BASE-VER: Change to 4.2.0.
2457 2005-11-18 James E Wilson <wilson@specifix.com>
2459 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
2462 2005-11-18 Mike Stump <mrs@apple.com>
2464 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
2465 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2466 * c-decl.c (lookup_name_two) Remove.
2467 * c-tree.h (lookup_name_two): Remove.
2468 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
2469 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
2470 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
2471 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
2473 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
2476 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
2477 when not generating code to use that co-processor.
2479 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
2481 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
2482 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
2483 these functions are now in tree-phinodes.c.
2485 2005-11-18 Jie Zhang <jie.zhang@analog.com>
2487 * config/bfin/bfin.md (trap): New pattern.
2489 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2491 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
2494 * expr.c (expand_expr_real): Don't call record_block_change unless
2495 ib_boundaries_block is non-null
2497 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
2499 * fold-const.c (build_range_check): Use proper type for subtraction
2500 when merging lower bound.
2502 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2504 PR rtl-optimization/24497
2505 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
2508 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
2510 * tree-scalar-evolution.c (expression_expensive_p): New function.
2511 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
2513 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
2515 * config/bfin/crtlibid.s: New file.
2517 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2520 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
2521 when not using sjlj exceptions.
2522 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
2523 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
2524 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
2525 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
2526 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
2527 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
2528 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
2529 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
2530 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
2531 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
2532 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
2533 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
2534 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
2536 * config/pa/hpux-unwind.h: New file.
2538 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
2540 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
2541 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
2542 * varasm.c (do_assemble_alias): Adjust call.
2543 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
2545 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
2547 2005-11-17 James E Wilson <wilson@specifix.com>
2549 * tree.def (FUNCTION_DECL): Correct typo in comment.
2551 2005-11-17 Richard Henderson <rth@redhat.com>
2553 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
2554 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
2555 and DW_CFA_def_cfa_sf.
2556 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
2557 (dbx_reg_number): Don't assert particular registers here.
2558 (based_loc_descr): ... do it here instead. Fold in ...
2559 (eliminate_reg_to_offset): ... this function.
2560 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
2561 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
2562 * unwind-dw2.c (execute_cfa_program): Apply data align factor
2563 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
2564 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
2565 (instantiate_virtual_regs): Likewise.
2566 * var-tracking.c (adjust_stack_reference): Likewise.
2567 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
2569 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
2571 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
2572 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
2573 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
2575 ($(T)crtlibid.o): New rule.
2577 2005-11-16 Richard Guenther <rguenther@suse.de>
2580 * fold-const.c (extract_array_ref): Return byte offset
2582 (fold_binary): Fold &x[a] CMP &x[b] to
2583 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
2586 2005-11-16 Richard Henderson <rth@redhat.com>
2589 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
2590 parts of an SSA_NAME.
2592 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
2595 * arm.md (split for movsf with immediate): Restrict split to insns
2596 that set a general register.
2598 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2600 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
2602 * unwind-dw2.c (uw_advance_context): Likewise.
2603 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
2604 _Unwind_SjLj_Unregister.
2605 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
2607 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2609 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
2611 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2613 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
2614 langhook to get a DImode integer type.
2616 2005-11-16 Richard Henderson <rth@redhat.com>
2617 J"orn Rennecke <joern.rennecke@st.com>
2618 Ulrich Weigand <uweigand@de.ibm.com>
2622 * reload1.c (reg_equiv_invariant): New.
2623 (reload): Allocate, initialize, and free it.
2624 (calculate_needs_all_insns): Check it when skipping equivalence
2626 (alter_reg): Likewise.
2627 (eliminate_regs_1): Rename from eliminate_regs. Add new
2628 may_use_invariant argument; only use reg_equiv_invariant when true.
2629 (eliminate_regs): New.
2630 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
2631 a context for which may_use_invariant may be true.
2633 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2635 * fold-const.c (const_binop): Don't constant fold the operation
2636 if the result has overflowed and flag_trapping_math.
2637 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
2639 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2641 * config/arm/unwind-arm.c (abort): Add prototype here.
2642 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
2643 (struct phase1_vrs): Add prev_sp.
2644 (unwind_phase2_forced): Save the original core registers instead of
2645 modifying entry_vrs. Take a new flag argument for resuming unwinding
2646 and set action flags accordingly. Always set _US_END_OF_STACK when
2647 get_eit_entry fails. Unwind before calling the stop function.
2648 (_Unwind_GetCFA): New function.
2649 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
2650 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
2651 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
2652 just call unwind_phase2_forced.
2653 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
2654 * config/arm/unwind-arm.h (abort): Remove prototype.
2655 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
2657 (_Unwind_GetCFA): New prototype.
2658 * config/arm/pr-support.c (abort): Add prototype here.
2659 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
2661 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
2662 not schedule the prologue with non-call exceptions and EABI.
2664 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
2666 * config/arm/unwind-arm.h: Reorder interface function declarations.
2667 (_URC_END_OF_STACK): New enumeration value.
2668 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
2669 (struct _Unwind_Control_Block): Document reserved field use.
2670 (_Unwind_Stop_Fn): New typedef.
2671 (_Unwind_ForcedUnwind): Declare.
2672 (_Unwind_Resume_or_Rethrow): Declare.
2673 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
2675 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
2676 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
2677 (UCB_FORCED_STOP_ARG): New.
2678 (search_EIT_table): Update boundary condition checks.
2679 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
2680 (unwind_phase2): Replace for with do..while.
2681 (unwind_phase2_forced): New.
2682 (__gnu_Unwind_RaiseException): Replace for with do..while.
2683 (__gnu_Unwind_ForcedUnwind): New.
2684 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
2685 Use appropriate phase2 unwinder.
2686 (__gnu_Unwind_Resume_or_Rethrow): New.
2687 (__gnu_unwind_pr_common): Cope with forced unwinding.
2689 2005-11-16 David Edelsohn <edelsohn@gnu.org>
2692 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
2694 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
2695 roundsf2): Remove "s" from mnemonic.
2697 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
2699 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
2701 * config/bfin/crtn.s: Change epilogues to match.
2702 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
2703 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
2704 __PIC__ and __pic__.
2706 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2709 * doc/invoke.texi: Distinguish between free and fixed form instead of
2710 Fortran and Fortran 90/95. Remove ratfor from the list of supported
2712 * gcc.c (default_compilers): Remove double entries, add entries for
2713 suffixes '.F90' and '.F95'.
2715 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
2717 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
2718 in the stack probing loop.
2720 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2722 * configure.ac: Use .machine power5 not power5x.
2723 * configure: Regenerate.
2725 2005-11-15 Mike Stump <mrs@apple.com>
2727 * c-decl.c (lookup_name_two): Add.
2728 * c-tree.h (lookup_name_two): Likewise.
2729 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
2730 * config/darwin-c.c (darwin_pragma_unused): Likewise.
2732 2005-11-16 Alan Modra <amodra@bigpond.net.au>
2734 PR rtl-optimization/23392
2735 * regrename.c (enum scan_actions) Add mark_access.
2736 (scan_actions_name): Ditto.
2737 (scan_rtx_reg): Handle mark_access.
2738 (scan_rtx_address): Do nothing for mark_access.
2739 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
2740 and regs in REG_INC notes before closing chains for dead regs.
2741 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
2742 opening chains for new writes.
2744 2005-11-15 David Edelsohn <edelsohn@gnu.org>
2746 * c.opt (ffixed-line-length-none): New.
2748 2005-11-15 Steve Ellcey <sje@cup.hp.com>
2750 * mklibgcc.in: Change contents of eh_dummy.c.
2752 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2754 * loop.c (scan_loop): Do not insert temporaries for hard registers.
2756 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
2758 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
2760 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
2762 2005-11-15 Jan Hubicka <jh@suse.cz>
2764 * invoke.texi (large-unit-insns): Document.
2765 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
2766 * params.def (large-unit-insns): New param.
2768 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
2771 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
2772 special register for operand 3. Reindent constraints to align
2775 2005-11-14 David Edelsohn <edelsohn@gnu.org>
2777 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
2778 -mpopcntb, -mfprnd. Add -mcpu=power5+.
2779 * configure.ac: Add test for FP rounding instructions.
2780 * configure: Regenerate.
2781 * config.in: Regenerate.
2782 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2783 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
2785 * config/rs6000/rs6000.opt (mfprnd): New.
2786 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
2787 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
2788 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
2789 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
2790 (TARGET_FPRND): New.
2791 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
2793 (btrunc<mode>2): New.
2795 (floor<mode>2): New.
2796 (round<mode>2): New.
2798 2005-11-14 Geoffrey Keating <geoffk@apple.com>
2800 * gcc.c (version_compare_spec_function): Use fatal() rather than
2803 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
2804 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
2805 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
2807 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
2810 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
2811 on -mmacosx-version-min setting.
2813 2005-11-14 Diego Novillo <dnovillo@redhat.com>
2816 * tree-vrp.c (infer_value_range): Return false if STMT is a
2817 block terminator and its basic block has no successors.
2819 2005-11-14 Mike Stump <mrs@apple.com>
2821 * config/i386/i386.c (override_options): -masm=intel isn't
2822 supported on darwin.
2823 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
2825 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
2827 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
2828 vfork after including auto-host.h.
2830 2005-11-15 Alan Modra <amodra@bigpond.net.au>
2832 PR rtl-optimization/22002
2833 * combine.c (distribute_notes): Detect cases where a reg dies
2834 two or more times in a bb, including on the insn we are combining,
2835 and place the death note on the correct range.
2837 2005-11-14 Dale Johannesen <dalej@apple.com>
2839 * expmed.c (store_bit_field): Add offset unconditionally for
2841 (extract_bit_field): Don't force extzv or extv operand into
2842 a register if field is too big.
2844 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2846 * config/arm/arm.c (pic_labelno): New.
2847 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
2848 LABEL_REF. Pass only the labelno to PIC insns.
2849 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
2850 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
2851 * arm.md (UNSPEC_PIC_LABEL): New constant.
2852 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
2853 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
2854 Use the correct label prefix.
2856 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
2858 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
2861 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
2863 * loop-invariant.c: Include tm_p.h.
2864 * Makefile.in: Updated.
2866 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2868 * pa.c (store_reg): Revise generation of frame notes in large frames.
2869 (set_reg_plus_d): Likewise.
2871 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
2873 PR tree-optimization/24709
2874 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
2877 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2879 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
2880 and duplicate declaration of pthread_self.
2882 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
2883 Ian Lance Taylor <ian@airs.com>
2886 * calls.c (expand_call): If TARGET is a MEM and some part of the
2887 argument area has been saved, force TARGET to a register.
2889 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
2891 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
2894 2005-11-13 Jason Merrill <jason@redhat.com>
2897 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
2898 lazily declared methods.
2899 (force_decl_die): Stop if forcing out the context already make a
2901 (force_type_die): Likewise.
2903 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
2906 * builtins.c (integer_valued_real_p): Add break in
2907 REAL_CST having TREE_OVERFLOW set.
2909 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
2911 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
2912 addressing modes during calculation of costs.
2914 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
2916 * function.c (assign_stack_local_1): Restrict sanity check
2917 on frame size overflow to 32-bit and above platforms.
2919 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2921 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
2922 * config/cris/cris.c: Include reload.h.
2923 (cris_initial_elimination_offset): New function.
2924 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
2927 2005-11-12 Richard Guenther <rguenther@suse.de>
2929 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
2931 2005-11-12 Jan Hubicka <jh@suse.cz>
2933 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
2934 to compare against 0 when possible.
2936 2005-11-12 Jie Zhang <jie.zhang@analog.com>
2938 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
2939 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
2940 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
2941 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
2944 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2946 * recog.c (constrain_operands) <case 'g'>: For a match, require
2947 that a non-register matches general_operand when strict >= 0.
2949 2005-11-11 Steven Bosscher <stevenb@suse.de>
2951 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
2954 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2956 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
2957 (memory_address_same): New.
2958 (dse_optimize_stmt): Call memory_address_same.
2960 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
2963 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
2964 ZERO_EXTEND>: New cases.
2966 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2968 * longlong.h (__clz_tab): Always provide.
2970 2005-11-11 Steven Bosscher <stevenb@suse.de>
2973 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
2975 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
2976 before check_maybe_invariant.
2977 (move_invariant_reg): Use gen_move_insn instead of replacing
2978 SET_DEST with the temporary for the invariant.
2979 (move_loop_invariants): If checking is enabled, do internal
2980 consistency checks after completing the pass.
2982 2005-11-11 David Edelsohn <edelsohn@gnu.org>
2985 * common.opt (Wvolatile-register-var): New.
2986 * varasm.c (make_decl_rtl): Only emit warning when option
2987 specified. Clarify warning message.
2988 * doc/invoke.texi (Wvolatile-register-var): Document new option.
2990 * doc/md.texi (copysign): Document standard named pattern.
2992 2005-11-11 Jie Zhang <jie.zhang@analog.com>
2994 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
2995 bytes when align is 2.
2996 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
2997 by the first instruction of the loop.
2999 2005-11-11 Jason Merrill <jason@redhat.com>
3002 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
3005 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
3007 PR rtl-optimization/22509
3008 * local-alloc.c (memref_used_between_p): Check whether a function call
3009 could not reference the memref.
3011 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
3013 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
3014 algorithm so as to choose the best, not the worst, alternative.
3015 Reset accumulated register class before processing next alternative.
3017 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
3020 * calls.c (expand_call): Copy a return value to a plain register
3023 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
3026 * varasm.c (assemble_name): Recompute name only for transparent
3029 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
3031 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
3033 2005-11-04 Jeff Law <law@redhat.com>
3036 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
3037 perform reassociation if the parent statement will not die as
3038 a result of the optimization.
3040 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
3042 * tree-ssa-alias.c (compute_may_aliases): Remove call to
3043 delete_old_heap_vars.
3044 * tree-dfa.c (referenced_var_remove): Remove function.
3045 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
3046 (delete_tree_ssa): Remove call to delete_old_heapvars.
3047 Add call to delete_alias_heapvars.
3048 * tree-flow.h (referenced_var_remove): Remove prototype
3049 (init_alias_heapvars): New prototype.
3050 (delete_alias_heapvars): Ditto.
3051 * Makefile.in (tree-ssa-structalias.o): Add
3052 gt-tree-ssa-structalias.o
3053 (GTFILES): Add tree-ssa-structalias.h and
3054 tree-ssa-structalias.c.
3055 (s-gtype): Add gt-tree-ssa-structalias.h.
3056 * tree-ssa-structalias.c (heapvars): Remove.
3057 (oldheapvars): Remove.
3058 (heapvar_for_stmt): New variable.
3059 (heapvar_lookup): New function.
3060 (heapvar_insert): Ditto.
3061 (get_constraint_for): See if we have an old heapvar
3063 (init_alias_heapvars): New function.
3064 (delete_alias_heapvars): Ditto.
3065 Add include of gt-tree-ssa-structalias.h.
3067 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3070 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
3072 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
3074 * tree.c (int_fits_type_p): Only look at the base type
3075 if it has the same precision as the original type.
3077 2005-11-10 Jakub Jelinek <jakub@redhat.com>
3080 * varasm.c (assemble_alias): Use %q+D in the error
3081 message instead of %J and %qD.
3083 2005-11-10 Richard Guenther <rguenther@suse.de>
3085 * gcse.c (free_ldst_entry): Only free hashtable if
3088 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3090 * function.c (assign_stack_local_1): Issue an error message if
3091 the frame size overflows in the signed target arithmetics.
3093 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3095 * tree.c (build_qualified_type): Chain the new type to the original
3096 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
3097 a POINTER_TYPE or a REFERENCE_TYPE respectively.
3098 (build_pointer_type_for_mode): Only return unqualified types.
3099 (build_reference_type_for_mode): Likewise.
3101 2005-11-09 Jakub Jelinek <jakub@redhat.com>
3103 * Makefile.in (gnucompare): Do comparison of all files using one of
3104 the chosen methods and only afterwards decide if just warning should
3105 be issued or comparison failure raised.
3107 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3109 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
3110 (noce_try_abs): Negate if the comparison is reversed.
3111 Look only one instruction backwards for a REG_EQUAL note.
3113 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3116 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
3117 gthr-tpf.h: Define __gthrw. For all identifiers that might
3118 be weak, introduce weakrefs or non-weak aliases with __gthrw,
3119 and prefix all uses with __ghtrw.
3121 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
3124 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
3125 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
3126 * c-common.c (handle_weakref_attribute): New.
3127 (c_common_attribute_table): Add weakref.
3128 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
3130 * configure, config.in: Rebuilt.
3131 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
3132 * doc/extend.texi: Document weakref attribute.
3133 * varasm.c (ultimate_transparent_alias_target): New
3134 (assemble_name): Use it.
3135 (weak_finish_1): Split out of...
3136 (weak_finish): ... and deal with weakrefs in...
3137 (weakref_targets): ... new list.
3138 (globalize_decl): Clean up weakref_targets.
3139 (do_assemble_alias): Handle weakrefs.
3140 (finish_aliases_1): Do not reject weakrefs to external symbols.
3141 (assemble_alias): Handle weakrefs.
3143 2005-11-09 Richard Guenther <rguenther@suse.de>
3145 PR tree-optimization/24716
3146 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
3147 t_bool to track results from follow_ssa_edge.
3149 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3151 * final.c (force_source_line): New global variable.
3152 (final_scan_insn): Set it to true instead of clearing last_filename.
3153 (notice_source_line): Return true if force_source_line is true,
3154 unless source info is absent.
3156 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
3159 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
3160 a linkage name for a variable if it a register variable.
3161 * c-decl.c (grokdeclarator): Global register variables
3162 should be set as PUBLIC.
3164 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3167 * config/s390/s390.c (struct s390_frame_layout): New fields
3168 first_save_gpr_slot and last_save_gpr_slot.
3169 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
3170 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
3171 first_save_gpr and last_save_gpr with the _slot variants.
3172 (s390_register_info): Calculate first_save_gpr_slot and
3173 last_save_gpr_slot using regs_ever_live.
3175 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3178 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
3179 for a function containing a landing pad.
3181 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
3184 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
3187 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
3189 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
3190 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
3192 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
3195 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
3197 (call,load,store): New insn types.
3198 (mem_access, branch_access): Adjust reservation conditions.
3199 (define_delay): Adjust condition.
3200 (decrement_and_branch_until_zero): Allow for ms2. Set branch
3202 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
3203 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
3205 (call_internal, call_value_internal, return_internal,
3206 return_interrupt_internal, eh_return_internal, indirect_jump,
3207 tablejump): Set call insn type.
3208 (blockage, ei, di): Use appropriate unspec const.
3209 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
3210 (ms1_get_attr_type): Adjust to give load & store types.
3211 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
3212 backwards past a barrier.
3213 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
3215 (struct branch_info, struct label_info): New.
3217 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
3218 (ms1_machine_reorg): New.
3219 (TARGET_MACHINE_DEPENDENT_REORG): Override.
3220 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
3221 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
3222 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
3225 2005-11-09 Per Bothner <per@bothner.com>
3226 Uros Bizjak <uros@kss-loka.si>
3229 * toplev.c (process_options): Initialize debug_hooks early
3230 in case lang_hooks.post_options ends up calling a debug_hook.
3232 2005-11-08 Jakub Jelinek <jakub@redhat.com>
3234 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
3235 DBX_REGISTER_NUMBER being contiguous.
3237 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
3238 Diego Novillo <dnovillo@redhat.com>
3241 * tree-vrp.c (register_edge_assert_for): Do not register
3242 always-false predicates.
3244 2005-11-08 Devang Patel <dpatel@apple.com>
3246 PR tree-optimization/23115
3247 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
3250 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
3252 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
3255 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
3257 Fix PR tree-optimization/23382
3259 * tree-ssa-alias.c (compute_may_aliases): Call
3260 delete_old_heap_vars.
3261 * tree-dfa.c (referenced_var_remove): New function.
3262 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
3263 * tree-flow.h (referenced_var_remove): Add prototype.
3264 (delete_old_heap_vars): Ditto.
3265 * tree-ssa-structalias.c (heapvars): New variable.
3266 (oldheapvars): Ditto.
3267 (get_constraint_for): Put heap vars on heapvars list.
3268 (delete_old_heap_vars): New function.
3270 2005-11-08 Jason Merrill <jason@redhat.com>
3272 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
3274 2005-11-08 Uros Bizjak <uros@kss-loka.si>
3277 * reg-stack.c (reg_to_stack): Update register liveness also
3278 for flag_sched2_use_traces.
3280 2005-11-08 Alan Modra <amodra@bigpond.net.au>
3283 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
3284 override prior explicit -mno-powerpc-gfxopt.
3286 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
3288 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
3289 if the bitsize is zero.
3290 * doc/md.texi (Standard Pattern Names): Document it.
3292 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
3293 (TARGET_PASS_BY_REFERENCE): Likewise.
3295 2005-11-07 Ian Lance Taylor <ian@airs.com>
3297 PR rtl-optimization/24683
3298 * config/i386/i386.c (legitimize_pic_address): If constant operand
3299 to PLUS is too large, put it in a register.
3301 2005-11-07 Jie Zhang <jie.zhang@analog.com>
3303 * configure.ac: Enable checking assembler dwarf2 support for bfin
3305 * configure: Regenerate.
3307 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3311 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
3312 gen_easy_vector_constant_add_self): Delete.
3313 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
3315 (output_vec_const_move): Use gen_easy_altivec_constant.
3316 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
3317 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
3318 (easy_vector_constant_add_self): Rewritten.
3319 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
3320 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
3321 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
3322 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
3323 Macroize and adjust for the other changes.
3325 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
3329 * c-typeck.c (build_c_cast): Try using a shared constant, and see
3330 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
3332 2005-11-07 Jakub Jelinek <jakub@redhat.com>
3334 PR rtl-optimization/23567
3335 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
3336 (noce_process_if_block): Don't do any optimizations except
3337 if (cond) x = x; if !set_b and write into orig_x may trap
3338 or fault. Remove the MEM_READONLY_P check.
3340 2005-11-06 Diego Novillo <dnovillo@redhat.com>
3343 * tree-vrp.c (fix_equivalence_set): New.
3344 (extract_range_from_assert): Call it.
3346 2005-11-05 Ian Lance Taylor <ian@airs.com>
3349 * combine.c (apply_distributive_law): Don't distribute across a
3352 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
3354 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
3355 config/ms1/ms1.h, config/rs6000/predicates.md,
3356 config/s390/s390.c, params.def, postreload-gcse.c,
3357 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
3358 tree-vrp.c, tree.c: Fix comment typos.
3359 * doc/invoke.texi: Fix typos.
3361 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
3363 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
3364 for testing whether the data_dependence_relation contains distance
3365 vectors. Iterate over all distance vectors of the ddr.
3366 * lambda.h: Define a vec of lambda_vector pointers.
3367 * tree-data-ref.c (dump_data_dependence_relation,
3368 dump_data_dependence_direction): Iterate over all distance and
3369 direction vectors of the ddr.
3370 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
3372 (build_classic_dist_vector, build_classic_dir_vector): Push a set
3373 of distance/direction vectors instead of a single one.
3374 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
3375 lambda_vectors with a vec of lambda_vectors.
3376 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
3377 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
3378 DDR_NUM_DIST_VECTS): New.
3379 * tree-loop-linear.c (gather_interchange_stats): Test for the
3380 existence of distance vectors only after having checked that there
3381 is a dependence. Iterate over all distance vectors of the ddr.
3382 (linear_transform_loops): Use dump_data_dependence_relation.
3383 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
3384 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
3385 distance vectors of the ddr.
3387 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
3389 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
3390 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
3391 IS_INTHANDLER; all callers changed.
3392 (n_regs_saved_by_prologue): Take interrupt handler attributes into
3394 (do_link, do_unlink): New argument ALL; all callers changed.
3395 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
3396 If function isn't leaf, save and restore all registers.
3397 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
3400 2005-11-05 Jan Hubicka <jh@suse.cz>
3402 PR rtl-optimization/23490
3403 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
3404 max-flow-memory-location): Document.
3405 * flow.c: Include params.h
3406 (MAX_MEM_SET_LIST_LEN): Kill.
3407 (add_to_mem_set_list): Use new param.
3408 * cse.c (cse_basic_block): Replace 1000 by new param.
3409 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
3410 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
3411 * predict.c (predict_loops): Use new param.
3412 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
3414 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
3415 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
3416 Do not hold memory returned by cgraph_node_name across other call.
3418 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
3421 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
3424 2005-11-04 Jeff Law <law@redhat.com>
3427 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
3428 * tree-ssa-dom.c: Include params.h.
3429 (thread_across_edge): If there are too many statements in the
3430 target block, then do not thread through it.
3431 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
3432 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
3434 2005-11-03 Diego Novillo <dnovillo@redhat.com>
3437 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
3438 TODO_update_ssa instead of TODO_update_ssa_no_phi.
3440 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
3443 * tree-scalar-evolution.c (instantiate_parameters_1,
3444 instantiate_parameters, resolve_mixers): Compute the size of an
3445 expression to be instantiated and give up the instantiation if the
3446 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3448 2005-11-04 Richard Guenther <rguenther@suse.de>
3450 * tree-flow.h (ref_contains_indirect_ref): Rename to
3451 array_ref_contains_indirect_ref.
3452 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
3453 (array_ref_contains_indirect_ref): Make comment match the code
3455 (ref_contains_array_ref): Likewise.
3456 * tree-ssa-structalias.c (find_func_aliases): Remove call to
3457 ref_contains_indirect_ref.
3458 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3459 Rename calls to ref_contains_indirect_ref.
3461 2005-11-04 Paul Brook <paul@codesourcery.com>
3463 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
3464 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
3465 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
3466 * config/arm/arm.md: Use match_operand in peephole input templates
3467 and match_dup in peephole output templates.
3469 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3471 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
3474 2005-11-04 Mark Mitchell <mark@codesourcery.com>
3475 Daniel Jacobowitz <dan@codesourcery.com>
3477 * longlong.h (add_ssaaaa): Clobber condition code register
3479 (sub_ddmmss): Likewise.
3480 (umul_ppmm): Likewise.
3482 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3483 Paul Brook <paul@codesourcery.com>
3484 Phil Blundell <pb@reciva.com>
3486 * configure.ac: Add test for ARM TLS support.
3487 * configure: Regenerated.
3488 * config/arm/arm-protos.h (legitimize_tls_address)
3489 (arm_tls_referenced_p, tls_mentioned_p)
3490 (arm_output_addr_const_extra): New prototypes.
3491 (thumb_legitimize_pic_address): Delete.
3492 * config/arm/arm.c: Include "gt-arm.h".
3493 (enum tls_reloc): New.
3494 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
3495 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
3496 (arm_call_tls_get_addr, legitimize_tls_address)
3497 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
3498 (arm_init_tls_builtins, arm_emit_tls_decoration)
3499 (arm_output_addr_const_extra): New functions.
3500 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
3501 (TARGET_HAVE_TLS): Define.
3502 (target_thread_pointer): New.
3503 (arm_override_options): Handle -mtp=.
3504 (legitimize_pic_address): Ignore UNSPECs.
3505 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
3507 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
3508 (tls_get_addr_libfunc): New variable.
3509 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
3510 (arm_init_builtins): Call arm_init_tls_builtins.
3511 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
3512 (arm_encode_section_info): Call default_encode_section_info.
3513 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
3514 (enum arm_tp_type): New.
3515 (target_thread_pointer): Add declaration.
3516 (LEGITIMATE_CONSTANT_P): Handle TLS.
3517 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
3518 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
3519 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
3520 * config/arm/arm.md: Add UNSPEC_TLS.
3521 (movsi): Handle TLS.
3522 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
3524 (tls_load_dot_plus_eight): New insn and a peephole to create it.
3525 (load_tp_hard, load_tp_soft): New insns.
3526 * arm.opt: Add -mtp=.
3527 * doc/invoke.texi (ARM Options): Document -mtp.
3529 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
3531 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
3532 * config/arm/libunwind.S: Include "lib1funcs.asm".
3533 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
3534 (LIB2ADDEH): Add libunwind.S.
3535 (LIB2ADDEHDEP): Add lib1funcs.asm.
3536 * mklibgcc.in: Handle asm files in libgcc_eh.a.
3538 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3541 * gcc/c.opt: Add a -lang-fortran option.
3542 * gcc/c-opts.c: Add a lang_fortran flag.
3543 (c_common_init_options): Handling the -lang-fortran option.
3544 (c_common_handle_option): Add a case for Fortran options in
3545 preprocessing. Remove cases for -ffixed-form and
3546 -ffixed-line-length. Add a case for -lang-fortran.
3548 2005-11-03 David Edelsohn <edelsohn@gnu.org>
3550 * config/rs6000/rs6000.c: Include params.h
3551 (optimization_options): Set max-grow-copy-bb-insns default to 16.
3552 (bdesc_2arg): Delete vpkuhss and vpkuwss.
3553 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
3554 (UNSPEC_VPKUWSS): Delete.
3555 (altivec_vpkuhss): Delete.
3556 (altivec_vpkuwss): Delete.
3557 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
3559 (neg_eq0<mode>): Remove final condition.
3560 (neg_eq<mode>): Remove condition and split-condition.
3562 2005-11-04 Alan Modra <amodra@bigpond.net.au>
3564 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
3565 Use associated print macros.
3567 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3570 * diagnostic.c (diagnostic_set_info_translated): New function.
3571 (diagnostic_set_info): Use it. Add comment.
3572 * diagnostic.h (diagnostic_set_info_translated): Declare.
3574 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
3576 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
3577 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
3578 reference only if 'public' is true.
3579 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
3580 emit the .hidden directive only if the indirect reference is public.
3581 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
3582 Pass it to dw2_force_const_mem.
3583 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
3584 * dwarf2out.c (output_cfi): Adjust calls to above function.
3585 (output_call_frame_info): Likewise.
3586 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
3587 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
3589 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
3591 PR tree-optimization/24483
3592 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
3593 field to elts if possible.
3595 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3598 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
3601 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
3603 Fix PR tree-optimization/24351
3605 * tree-ssa-structalias.c (struct variable_info): Add
3607 (get_varinfo_fc): New function to follow collapsing.
3608 (new_var_info): Set collapsed_to to NULL.
3609 (dump_constraint): Follow collapsing.
3610 (build_constraint_graph): Handle collapsing.
3611 (do_simple_structure_copy): Return false if something bad
3613 (collapse_rest_of_var): New function.
3614 (do_structure_copy): Collapse if do_simple_structure_copy returns
3617 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3620 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
3621 expressions to a statement list instead of gimplifying them.
3623 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
3625 PR rtl-optimization/23585
3626 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
3627 that can't trap plus a constant integer, if the mode has zero size.
3629 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
3632 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
3634 ("*insv<mode>_reg_extimm"): Likewise.
3636 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
3639 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
3640 c_common_type_for_mode returns an unnamed type.
3642 2005-11-02 Richard Henderson <rth@redhat.com>
3646 * dwarf2out.c (dwarf2out_reg_save_reg): New.
3647 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
3648 * function.c (assign_parms): Use calls.internal_arg_pointer.
3649 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
3651 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
3652 (TARGET_CALLS): Add it.
3653 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
3654 * targhooks.c (default_internal_arg_pointer): New.
3655 * targhooks.h (default_internal_arg_pointer): Declare.
3656 * tree.h (dwarf2out_reg_save_reg): Declare.
3657 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
3658 * config/i386/i386.c (dbx_register_map): Add return column.
3659 (dbx64_register_map, svr4_dbx_register_map): Likewise.
3660 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
3661 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
3662 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
3663 (ix86_save_reg): Save force_align_arg_pointer.
3664 (ix86_emit_save_regs): Make regno unsigned.
3665 (ix86_emit_save_regs_using_mov): Likewise.
3666 (ix86_expand_prologue): Handle force_align_arg_pointer.
3667 (ix86_expand_epilogue): Likewise.
3668 * config/i386/i386.h: (dbx_register_map): Update.
3669 (dbx64_register_map, svr4_dbx_register_map): Update.
3670 (struct machine_function): Add force_align_arg_pointer.
3671 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
3672 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
3673 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
3675 2005-11-02 Jan Hubicka <jh@suse.cz>
3678 * i386.md: Add peep2 for simplyfing array accesses.
3680 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3683 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
3684 * config/s390/s390.c (s390_decompose_shift_count): New function.
3685 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
3686 (print_shift_count_operand): Use s390_decompose_shift_count.
3687 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
3688 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
3690 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
3693 * loop.c (loop_givs_rescan): Use force_operand to expand
3696 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
3699 * fold-const.c (build_range_check): Use unsigned when signed
3700 overflow is undefined also. If etype is subtype, make sure that
3701 the subtraction is in the supertype.
3703 2005-11-02 Richard Henderson <rth@redhat.com>
3706 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
3709 2005-11-01 Richard Henderson <rth@redhat.com>
3712 * loop.c (scan_loop): Do not propagate computations to a hard
3713 register destination with SMALL_REGISTER_CLASSES.
3715 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
3717 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
3718 costs for MULT inside PLUS or MINUS.
3720 2005-11-01 Bob Wilson <bob.wilson@acm.org>
3722 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
3723 (TRAMPOLINE_SIZE): Round up to 60.
3724 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
3726 2005-10-31 James E. Wilson <wilson@specifix.com>
3729 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
3730 ifdef. Put ifdefs around call in gen_subprogram_die.
3731 (compute_frame_pointer_to_cfa_displacement): Likewise.
3732 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
3735 PR rtl-optimization/17356
3736 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
3737 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
3739 2005-10-31 Jan Hubicka <jh@suse.cz>
3742 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
3745 * i386.c (legitimize_pic_address): Deal with large immediates.
3748 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
3749 from symbol names while computing checkup.
3752 * predict.c (predict_loops): Do not estimate more than
3753 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
3754 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
3756 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
3758 PR tree-optimization/19097
3759 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
3761 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
3763 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
3765 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
3768 * tree-inline.c (setup_one_parameter): If the init_stmt
3769 is NULL, don't insert the statement.
3771 2005-10-30 Jan Hubicka <jh@suse.cz>
3773 PR tree-optimization/24172
3774 * tree-inline.c (copy_body_r): Unshare the substituted value first.
3776 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
3778 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
3779 constants for hosts with long != 32 bits.
3781 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
3784 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
3786 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
3788 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
3789 (TARGET_MS1_16_002): New.
3790 (TARGET_MS1_16_003): New.
3792 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
3793 ("*decrement_and_branch_until_zero_no_clobber"): New.
3794 Add corresponding splitter for decrement_and_branch_until_zero
3796 Key all decrement_and_branch_until_zero patterns off of
3799 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
3802 * tree-complex.c (extract_component): Treat RESULT_DECL
3803 like the rest of the decls.
3805 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
3807 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
3808 indirect call to _mcount if the function needs a static chain.
3810 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
3811 Caroline Tice <ctice@apple.com>
3813 PR rtl-optimization/24460
3814 * dwarf2out.c (have_switched_text_sections): New boolean variable.
3815 (dwarf2out_switch_text_section): Set it to true instead of
3816 incrementing separate_line_info_table_in_use.
3817 (output_loc_list): Additionally test have_switched_text_sections.
3818 (output_ranges): Likewise.
3819 (dwarf2out_finish): Likewise.
3820 * varasm.c (assemble_start_function): Do not call
3821 insert_section_boundary_note.
3822 (assemble_end_function): If flag_reorder_blocks_and_partition,
3823 switch to the function's section before emitting the .size directive.
3824 * bb-reorder.c (insert_section_boundary_note): Staticify.
3825 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
3826 * output.h (insert_section_boundary_note): Delete.
3828 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
3831 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
3832 instead of pointer equality when comparing types.
3834 2005-10-24 James E. Wilson <wilson@specifix.com>
3836 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
3837 add_dependence_list_and_free calls.
3839 2005-10-24 Steven Bosscher <stevenb@suse.de>
3841 * contrib.texi: Add the names of the LLNL folks who donated
3842 Cray pointer support for gfortran.
3844 2005-10-24 Steven Bosscher <stevenb@suse.de>
3846 PR tree-optimization/24225
3847 * profile.c (branch_prob): Look from end to start through a
3848 basic block when looking for a locus.
3850 2005-10-24 Richard Henderson <rth@redhat.com>
3852 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
3854 (hppa_expand_prologue): Likewise.
3856 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3858 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
3859 (NO_DEFERRED_PROFILE_COUNTERS): Define.
3860 * pa.h (NO_PROFILE_COUNTERS): Define.
3861 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
3862 (funcdef_nos): New vector to hold label numbers of deferred profile
3864 (output_deferred_profile_counters): New function.
3865 (hppa_profile_hook): Push label number onto funcdef_nos.
3866 (pa_hpux_file_end): Call output_deferred_profile_counters if
3867 NO_DEFERRED_PROFILE_COUNTERS is false.
3869 * pa-protos.h (get_deferred_plabel): New prototype.
3870 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
3872 (output_call): Adjust calls.
3874 2005-10-24 Alan Modra <amodra@bigpond.net.au>
3876 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
3877 peculiarity of GOT/TOC section usage.
3879 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
3882 * c-common.c (constant_string_class_name): Add documentation.
3884 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
3887 * recog.c (peephole2_optimize): Increment peep2_current_count
3888 only when the slot is empty.
3890 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3893 * except.c (output_function_exception_table): Call
3894 assemble_external_libcall if we need a personality function.
3896 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3898 PR rtl-optimization/24460
3899 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
3900 set the basic block for barriers.
3902 2005-10-21 Janis Johnson <janis187@us.ibm.com>
3904 * var-tracking.c (vt_initialize): Initialize post.
3906 2005-10-21 Devang Patel <dpatel@apple.com>
3909 * c-common.c (vector_types_convertible_p): Check vector element type.
3911 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
3913 * config/sh/sh.c (prepare_move_operands): Handle the address
3914 constant which is a tls symbolic address plus a constant.
3916 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
3919 * gcc.c (main): Use the correct counter for erroring out
3920 about mulitple files.
3922 2005-10-21 Alan Modra <amodra@bigpond.net.au>
3925 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
3926 use r2 for 64-bit tls .got access.
3928 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
3930 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
3933 2005-10-20 Steven Bosscher <stevenb@suse.de>
3935 PR tree-optimization/24307
3936 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
3938 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
3941 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
3943 * varasm.c (find_decl_and_mark_needed): After cgraph global info
3944 is ready, stop marking functions, but still mark variables.
3946 2005-10-20 Richard Guenther <rguenther@suse.de>
3949 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
3952 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
3954 PR rtl-optimization/23585
3955 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
3956 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
3957 (may_trap_p_1): New predicate extracted from...
3958 (may_trap_p): ... here. Invoke may_trap_p_1.
3959 (may_trap_or_fault_p): New predicate.
3960 * rtl.h (may_trap_or_fault_p): Declare it.
3961 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
3962 instead of may_trap_p.
3963 (steal_delay_list_from_fallthrough): Likewise.
3964 (fill_simple_delay_slots): Likewise.
3965 (fill_slots_from_thread): Likewise.
3966 * function.c (pad_to_arg_alignment): Rework comment about
3967 SPARC_STACK_BOUNDARY_HACK.
3968 * config/sparc/sparc.h: Likewise.
3970 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
3972 * config/s390/s390.c (s390_expand_insv): New.
3973 * config/s390/s390-protos.h (s390_expand_insv): Declare.
3974 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
3975 ("icm_hi"): Remove mode attribute.
3976 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
3978 ("*extracthi", "*extractqi"): Remove.
3979 (extv<mode>", "*extzv<mode>"): New.
3980 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
3981 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
3983 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3985 * cfgexpand.c (discover_nonconstant_array_refs_r,
3986 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
3987 (tree_expand_cfg): Call discover_nonconstant_array_refs.
3988 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
3989 discover_nonconstant_array_refs.
3991 2005-10-19 Steven Bosscher <stevenb@suse.de>
3994 * c-decl.c (pop_scope): Don't warn about an unused variable
3995 if it is marked with TREE_NO_WARNING.
3996 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
3997 somenow mismatch and olddecl is to be replaced.
3999 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
4002 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
4003 whether registers live on the edge can be saved/restored.
4005 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
4007 * config/sh/sh.c (fixup_mova): Skip notes.
4009 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4011 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
4012 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
4013 (s390_can_eliminate): Handle BASE_REGNUM elimination.
4014 (s390_initial_elimination_offset): Likewise.
4015 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
4016 register on TARGET_ZARCH targets.
4017 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
4018 (INITIAL_FRAME_POINTER_OFFSET): Remove.
4019 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
4020 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
4022 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4024 * config/s390/s390.md: Comment describing output modifiers updated.
4025 * config/s390/s390.c (print_operand): Likewise.
4027 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
4029 * config/s390/s390.c (override_options): Added check for -mstack-size
4031 * doc/invoke.texi: Mention that limit in the documenation.
4033 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
4036 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
4038 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
4040 Fix PR tree-optimization/24231
4042 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
4043 (compute_avail): Ditto.
4045 2005-10-18 Richard Henderson <rth@redhat.com>
4048 * config/i386/i386.c (legitimate_constant_p): Check
4049 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
4051 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
4052 (legitimate_pic_address_disp_p): Reorg CONST checking to make
4053 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
4055 (print_operand_address): Likewise.
4056 * config/i386/predicates.md (x86_64_immediate_operand): Test
4057 SYMBOL_REF_TLS_MODEL properly inside CONST.
4058 (x86_64_zext_immediate_operand): Likewise.
4059 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
4060 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
4061 * config/i386/i386-protos.h: Remove predicates.md entries.
4063 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
4065 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
4066 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
4068 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
4069 Ian Lance Taylor <ian@airs.com>
4072 * fold-const.c (fold_widened_comparison): Do not allow range based
4073 constant folding when right operand cannot be unwidened.
4075 2005-10-17 Richard Henderson <rth@redhat.com>
4077 * builtins.c (expand_builtin_synchronize): Build a new-style asm
4078 with a memory clobber.
4080 2005-10-17 James E Wilson <wilson@specifix.com>
4082 PR rtl-optimization/17356
4083 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
4084 checking for EDGE_EH.
4086 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4088 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
4089 the slot on an even boundary for any type with 16-byte alignment.
4091 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
4094 * md.texi (Modifiers) <%>: Clarify that % doesn't work
4095 after register allocation.
4097 2005-10-17 DJ Delorie <dj@redhat.com>
4099 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
4102 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
4105 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
4108 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
4110 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
4111 to 2 if it's already non-zero.
4112 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
4113 is set and warn about it if flag_schedule_insns is 1.
4115 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
4117 * config/crx/crx.md: Compare-and-branch instructions need to
4120 2005-10-17 Uros Bizjak <uros@kss-loka.si>
4123 * config/i386/i386.md (*pushdi2_rex64 splitter)
4124 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
4125 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
4126 flow2 pass only when (optimize > 0 && flag_peephole2).
4128 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
4131 * gcc.c (have_c): New static variable.
4133 (process_command): Remove declation of have_c.
4134 Set have_o to 1 when handling -o.
4135 (main): Add a fatel error if there are multiple
4136 files specified and -o and -c/-S is passed witout
4137 -combine or multiple languages.
4139 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
4141 Fix PR tree-optimization/22444
4142 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
4143 Assert that we don't hit something with subvars.
4144 (setup_pointers_and_addressables): Don't add things with subvars,
4145 because we'll already process the subvars for aliasing purposes.
4147 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
4150 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
4151 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
4152 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
4153 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
4154 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
4155 swapped, alternatives for the R constraint.
4158 * builtins.c (get_builtin_sync_mode): Make unlimited
4159 mode_for_size request.
4161 2005-10-15 Richard Henderson <rth@redhat.com>
4163 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
4164 (gimplify_expr): ... here.
4165 (gimplify_compound_lval): Use it in initial scan loop. Allow
4166 fb_lvalue in base expression.
4168 2005-10-15 Richard Henderson <rth@redhat.com>
4171 * builtins.c (expand_builtin_trap): Export.
4172 * expr.h (expand_builtin_trap): Declare.
4173 * expr.c (expand_assignment): Emit a trap for integral offsets
4174 from registers that weren't reduced to bitpos.
4176 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
4177 (mark_array_ref_addressable): Remove.
4178 * tree-flow.h (mark_array_ref_addressable): Remove.
4179 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
4181 2005-10-15 James E Wilson <wilson@specifix.com>
4184 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
4185 (add_dependence_list_and_free): Likewise.
4186 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
4189 2005-10-15 Diego Novillo <dnovillo@redhat.com>
4193 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
4194 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
4196 (vrp_visit_phi_node): Only prevent infinite iterations when
4197 the previous result and the new result are both VR_RANGEs.
4199 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
4201 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
4204 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4207 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
4210 2005-10-14 Per Bothner <per@bothner.com>
4212 PR preprocessor/21250
4213 * c-ppoutput.c (print_line): Print internal line 0 as 1.
4215 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
4218 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
4219 overflow flags. Refactor some conditionals.
4221 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
4224 * tree-dfa.c (add_referenced_var): Only look at decls which
4225 have TREE_CONSTANT or TREE_READONLY set instead of if
4226 !TREE_PUBLIC or !TREE_CONSTANT.
4228 2005-10-13 James E Wilson <wilson@specifix.com>
4230 * doc/invoke.texi: For -x, add f95-cpp-input.
4231 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
4233 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
4235 PR tree-optimization/24262
4236 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
4237 in loop all the time.
4239 2005-10-12 Richard Henderson <rth@redhat.com>
4242 * tree.h (DECL_TRANSPARENT_UNION): Remove.
4243 * function.c (assign_parm_find_data_types): Don't support it.
4244 * print-tree.c (print_node): Likewise.
4245 * c-common.c (handle_transparent_union_attribute): Likewise.
4246 Use build_duplicate_type.
4247 * tree-inline.c (remap_type_1): Split out of remap_type;
4248 properly remap aggregate fields.
4249 (build_duplicate_type): New.
4250 * doc/extend.texi (Variable Attributes): Remove documentation
4251 for transparent_union.
4253 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4256 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
4257 (gen_stack_pointer_dec): Likewise.
4259 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
4263 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
4265 (struct cxx): Add adjust_class_at_definition target hook.
4266 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
4267 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
4268 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
4269 hook_void_tree. Add to TARGET_CXX.
4270 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
4272 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
4273 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
4274 instead of attribute. Check for dllexport override. Warn if
4275 inconsistent dll linkage. Don't lose old dllimport if decl has
4276 had address referenced. Tweak lookup of dllimport atribute.
4277 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
4278 for target specific rules. Don't add dllimport attribute if
4279 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
4280 dllimport attribute.
4281 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
4282 * varasm.c (initializer_constant_valid_p): Replace
4283 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
4287 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
4288 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
4289 (i[34567]86-*-mingw32*): Likewise.
4291 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
4292 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
4294 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
4295 C++-specific code. Change return value to bool.
4296 (i386_pe_dllimport_p): Likewise.
4297 (associated_type): Simplify and make language-independent
4298 (i386_pe_encode_section_info): Replace override of ambiguous
4299 dllimport symbol refs with a gcc_assert.
4300 (i386_pe_valid_dllimport_attribute_p): Define.
4301 * config/i386/winnt-cxx.c: New file. Define C++ versions of
4302 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4303 i386_pe_adjust_class_at_definition.
4304 * config/i386/winnt-stubs.c: New file. Define stub versions of
4305 lang-specific functions.
4306 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
4307 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
4308 i386_pe_adjust_class_at_definition.
4309 (i386_pe_valid_dllimport_attribute_p): Declare.
4310 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
4311 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
4312 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
4315 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
4316 dllimport attribute with test of DECL_DLLIMPORT_P.
4318 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
4320 * combine.c (make_extraction): Correct offset computation.
4322 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
4324 * config/cris/t-linux (LIMITS_H_TEST): Define.
4326 2005-10-12 Richard Henderson <rth@redhat.com>
4329 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
4331 2005-10-12 Richard Guenther <rguenther@suse.de>
4333 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
4335 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
4338 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
4339 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
4342 2005-10-12 Richard Guenther <rguenther@suse.de>
4345 * varasm.c (output_constant): Correct typo from previous
4348 2005-10-11 Ian Lance Taylor <ian@airs.com>
4350 PR rtl-optimization/13931
4351 * combine.c: Revert patch of 2003-05-14, and:
4352 (try_combine): Only set elim_i1 and elim_i2 if the destination is
4353 completely killed in the appropriate insn.
4354 (distribute_notes): Don't skip multiple hard register test for
4355 elim_i1 and elim_i2.
4357 2005-10-11 Richard Henderson <rth@redhat.com>
4360 * c-typeck.c (convert_for_assignment): Use build_constructor_single
4361 to initialize a transparent union instead of a nop_expr.
4363 2005-10-11 Richard Henderson <rth@redhat.com>
4365 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
4366 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
4367 (tree_ssa_dce_loop): Call scev_reset.
4370 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
4371 * tree-ssa-dce.c: Include cfgloop.h.
4372 (tree_ssa_dce_loop, pass_dce_loop): New.
4373 * tree-pass.h (pass_dce_loop): Declare it.
4374 * passes.c (init_optimization_passes): Use it.
4376 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
4379 * convert.c (convert_to_real): Revert 2005-10-05 patch.
4380 Only apply the optimization for rounding builtins if the inner
4381 cast is also an extension.
4383 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
4386 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
4387 mark_new_vars_to_rename instead of update_stmt.
4389 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
4391 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
4393 2005-10-11 Jakub Jelinek <jakub@redhat.com>
4395 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
4396 for setting MMX register to 0 rather than mmx.
4398 2005-10-10 Steve Ellcey <sje@cup.hp.com>
4401 * configure.ac: Move gas check from mips specific case to common case.
4402 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
4403 * configure: Regenerate
4404 * doc/install.texi: Update.
4406 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4409 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
4411 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
4413 * gcc.c (do_spec_1): Accept numeric characters in file name
4416 2005-10-10 Nick Clifton <nickc@redhat.com>
4418 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
4419 describing the deleted arm_gen_rotated_half_load function.
4421 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
4423 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
4426 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
4428 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
4430 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
4431 (EXTRA_MULTILIB_PARTS): Define.
4432 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4433 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4434 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
4435 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
4436 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
4437 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
4439 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
4441 PR tree-optimization/24226
4442 * tree-cfg.c (remove_bb): Clean up unreachable loops.
4443 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
4444 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
4447 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4449 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
4451 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
4454 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
4455 Rewrite for no need for the early clobber.
4457 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4459 Merge from csl-arm-branch:
4460 2005-09-07 Paul Brook <paul@codesourcery.com>
4461 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
4464 2005-04-30 Paul Brook <paul@codesourcery.com>
4465 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
4466 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
4468 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
4469 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
4470 (arm_override_options): Use TARGET_AAPCS_BASED.
4471 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
4472 (PTRDIFF_TYPE): Use int for AAPCS.
4473 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
4474 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
4475 (DEFAULT_SHORT_ENUMS): Delete.
4476 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
4478 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
4479 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
4480 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
4481 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
4483 2004-12-03 Mark Mitchell <mark@codesourcery.com>
4484 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
4486 2004-11-22 Mark Mitchell <mark@codesourcery.com>
4487 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
4489 2004-11-19 Mark Mitchell <mark@codesourcery.com>
4490 * config.gcc (arm*-*-linux-gnueabi): Add it.
4491 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
4493 (TARGET_OS_CPP_BUILTINS): Likeiwse.
4494 * config/arm/linux-eabi.h: New file.
4495 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
4496 (LINUX_TARET_LINK_SPEC): Likewise.
4497 (LINK_SPEC): Use it.
4498 * config/arm/t-linux-eabi: New file.
4500 2005-10-08 Steven Bosscher <stevenb@suse.de>
4503 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
4505 (PARAM_SMS_DFA_HISTORY): Likewise.
4507 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
4510 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
4511 (load_register_parameters): Call it.
4512 (check_sibcall_argument_overlap_1): Likewise.
4513 (store_one_arg): Likewise.
4515 2005-10-07 James E. Wilson <wilson@specifix.com>
4517 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
4518 DImode not VECINT24 for operand 2.
4521 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
4525 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
4526 fr_spill): Use destination_operand for operand 0.
4528 2005-10-07 DJ Delorie <dj@redhat.com>
4530 * varasm.c (output_constant): Limit error to expanding
4533 2005-10-07 Richard Guenther <rguenther@suse.de>
4536 * fold-const.c (fold_binary): Fix operand types during folding
4537 of X op (A, Y). Evaluation order of the side-effects of
4538 X and A are frontend-defined, so ensure we honour that even for
4539 tcc_comparison class operands; eased by removing duplicate code.
4541 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4543 * stor-layout.c (layout_type): Do not allow alignment of array
4544 elements to be greater than their size.
4546 2005-10-07 Steve Ellcey <sje@cup.hp.com>
4548 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
4550 (hppa*-*-linux*): Ditto.
4551 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
4552 * config/host-hpux.c: New.
4553 * config/x-hpux: New.
4554 * config/pa/x-hpux: Remove.
4555 * config/pa/x-linux: Remove.
4556 * config/pa/pa-host.c: Remove.
4558 2005-10-07 Jeff Law <law@redhat.com>
4560 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
4561 determine whether or not to try and thread outgoing edges.
4563 2005-10-07 David Edelsohn <edelsohn@gnu.org>
4565 * config/rs6000/rs6000.md (eqsi_power): New.
4566 (neg_eq0si): Add TARGET_POWER to final condition.
4569 2005-10-06 Richard Henderson <rth@redhat.com>
4571 * config/rs6000/rs6000.c: Revert last change.
4573 2005-10-06 Richard Henderson <rth@redhat.com>
4575 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
4576 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
4578 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
4582 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
4583 out return_label and naked_return_label.
4585 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4587 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
4590 2005-10-06 Richard Henderson <rth@redhat.com>
4593 * tree-inline.c (declare_return_variable): Handle modify_dest not
4596 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
4598 Fix PR tree-optimization/22488
4599 * tree-ssa-structalias.c (check_for_overlaps): New function.
4600 (create_variable_info_for): Use it.
4602 2005-10-06 Richard Henderson <rth@redhat.com>
4605 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
4606 (dwarf2out_start_source_file): Print it.
4608 2005-10-06 Geoffrey Keating <geoffk@apple.com>
4610 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
4612 2005-10-06 Richard Henderson <rth@redhat.com>
4615 * mode-switching.c (optimize_mode_switching): Clear transp bit
4616 for block with incomming abnormal edges.
4618 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
4619 (fpscr_set_from_mem): Use them.
4620 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
4621 (fpscr postinc splitters): Rewrite as peephole2+split.
4623 2005-10-06 David Edelsohn <edelsohn@gnu.org>
4625 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
4626 (eq<mode>_compare): Same.
4628 2005-10-06 Richard Guenther <rguenther@suse.de>
4630 PR tree-optimization/24238
4631 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
4633 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
4635 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
4636 here. Use AC_PATH_PROG for environment variables instead of
4638 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
4640 * configure: Regenerated.
4642 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
4645 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
4646 then force it into a register.
4647 (call_value): Likewise.
4649 2005-10-06 Richard Henderson <rth@redhat.com>
4652 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
4653 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
4654 under pass_vectorize.
4656 2005-10-05 Devang Patel <dpatel@apple.com>
4659 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
4660 handling constants. Check NAMESPACE_DECL context for constants.
4662 2005-10-05 Eric Christopher <echristo@apple.com>
4664 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
4666 2005-10-05 Richard Henderson <rth@redhat.com>
4669 * tree-cfg.c (mark_array_ref_addressable_1): New.
4670 (mark_array_ref_addressable): New.
4671 * tree-flow.h (mark_array_ref_addressable): Declare.
4672 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
4674 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
4678 * reload.c (subst_reloads): When adding a REG_LABEL to a
4679 jump instruction, also update JUMP_LABEL.
4681 2005-10-05 David Edelsohn <edelsohn@gnu.org>
4683 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
4684 * bb-reorder.c (copy_bb_p): Use it.
4685 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
4687 2005-10-05 Richard Henderson <rth@redhat.com>
4690 * toplev.c (process_options): Warn about unsupported combinations
4691 of unwind tables and omit-frame-pointer.
4692 * config/i386/i386.c (override_options): Similarly. Enable
4693 accumulate-outgoing-args if not explicitly disabled.
4695 2005-10-05 Steve Ellcey <sje@cup.hp.com>
4697 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
4698 Handle big endian vs. small endian.
4699 (vec_initv2sf): Handle big endian vs. small endian.
4700 (*vec_extractv2sf_1): Ditto.
4702 2005-10-05 Dale Johannesen <dalej@apple.com>
4704 * convert.c (convert_to_real): Don't convert
4705 (float)floor(double d) to floorf((float)d).
4707 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
4709 * config/arm/arm.md (insv): Use gen_int_mode in more places.
4711 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
4713 PR tree-optimization/18587
4714 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
4715 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
4716 build_vuses): Change to VEC type.
4717 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
4718 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
4719 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
4720 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
4721 (get_name_decl): New. Return DECL_UID of base variable.
4722 (operand_build_cmp): New. qsort comparison routine.
4723 (operand_build_sort_virtual): New. Sort virtual build vector.
4724 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
4725 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
4726 (FINALIZE_BASE): Use get_name_decl.
4727 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
4728 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
4729 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
4730 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
4731 direct VEC_* manipulations.
4732 (build_ssa_operands): Call operand_build_sort_virtual.
4733 (copy_virtual_operand, create_ssa_artficial_load_stmt,
4734 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
4735 with direct VEC_* manipulations.
4736 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
4737 with direct VEC manipulations.
4739 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
4741 PR tree-optimization/21419
4742 PR tree-optimization/24146
4743 PR tree-optimization/24151
4745 * c-typeck.c (readonly_error): Handle USE being lv_asm.
4746 (build_asm_expr): Call it if outputs are read-only.
4747 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
4749 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
4750 Paolo Bonzini <bonzini@gnu.org>
4754 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
4755 enable the instructions and not just the built-ins.
4756 * doc/invoke.texi (x86 Options): Likewise.
4758 2005-10-04 Geoffrey Keating <geoffk@apple.com>
4760 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
4762 * doc/invoke.texi (Option Summary): Correct spelling
4763 of -mmacosx-version-min.
4765 2005-10-04 Devang Patel <dpatel@apple.com>
4767 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
4770 2005-10-04 Steve Ellcey <sje@cup.hp.com>
4772 * tree-vect-transform.c (vect_create_epilog_for_reduction):
4773 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
4775 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
4777 * config/s390/s390.md ("TDSI","DP"): New mode macros.
4778 ("TE","tg"): New mode attributes.
4779 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
4780 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
4781 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
4782 dword_mode and one for GPRmode.
4784 2005-10-04 Ian Lance Taylor <ian@airs.com>
4786 PR preprocessor/13726
4787 * c-ppoutput.c (cb_include): Add comments parameter, and print out
4788 any comments passed in.
4790 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4792 * tree.c (annotate_with_file_line): Fix typo.
4794 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4797 * builtins.c (fold_builtin_memcmp): When constructing the pointer
4798 type used to access data in the inlined length == 1 case, use
4799 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
4800 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
4802 2005-10-04 Uros Bizjak <uros@kss-loka.si>
4804 * config/i386/i386.h (TARGET_FISTTP): Enable also for
4805 TARGET_SSE3 and only for TARGET_80387.
4806 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
4807 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
4808 Do not depend on TARGET_80387.
4810 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4812 * tree.c (last_annotated_node): Change type to location_t*.
4813 (annotate_with_file_line): Reflect the change of
4814 last_annotated_node type.
4816 2005-10-04 Richard Guenther <rguenther@suse.de>
4819 * c-decl.c (grokdeclarator): Don't write to fields
4822 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
4825 * c-decl.c (finish_decl): Use set_user_assembler_name even for
4827 * varasm.c (make_decl_rtl): If a register variable does not
4828 have a set user assmbler name, error out.
4829 Decode the asmspec is now name+1 bypassing '*'.
4831 2005-10-04 Steven Bosscher <stevenb@suse.de>
4833 PR tree-optimization/23049
4834 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
4835 of a COND_EXPR is folded before calling fold on the whole rhs of a
4836 conditional assignment.
4837 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
4838 document that a COND_EXPR may appear there.
4840 2005-10-03 Diego Novillo <dnovillo@redhat.com>
4843 * tree-vrp.c (extract_range_from_assert): If the new numeric
4844 range created out of the assertion contradicts the existing
4845 numeric range of the ASSERT_EXPR variable, make the new range
4848 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
4850 * config/sh/sh.c (sh_register_move_cost): Add case for moving
4851 from T_REGS to FP register class.
4853 2005-10-03 Richard Henderson <rth@redhat.com>
4856 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
4857 before creating a new one.
4859 2005-10-03 David Edelsohn <edelsohn@gnu.org>
4861 * config/rs6000/t-aix43 (LDFLAGS): New.
4862 * config/rs6000/t-aix52 (LDFLAGS): New.
4864 2005-10-03 Ian Lance Taylor <ian@airs.com>
4866 * gimplify.c (find_single_pointer_decl_1): New static function.
4867 (find_single_pointer_decl): New static function.
4868 (internal_get_tmp_var): For a formal variable, set restrict base
4869 information if appropriate.
4870 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
4872 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
4873 (DECL_GET_RESTRICT_BASE): Define.
4874 (SET_DECL_RESTRICT_BASE): Define.
4875 (decl_restrict_base_lookup): Declare.
4876 (decl_restrict_base_insert): Declare.
4877 (struct tree_decl_with_vis): Add based_on_restrict_p field.
4878 * tree.c (restrict_base_for_decl): New static variable.
4879 (init_ttree): Initialize restrict_base_for_decl.
4880 (copy_node_stat): Copy restrict base information.
4881 (decl_restrict_base_lookup): New function.
4882 (decl_restrict_base_insert): New function.
4883 (print_restrict_base_statistics): New static function.
4884 (dump_tree_statistics): Call print_restrict_base_statistics.
4886 2005-10-02 Diego Novillo <dnovillo@redhat.com>
4889 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
4890 case of anti-ranges.
4892 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
4895 * c-typeck.c (tagged_tu_seen): Rename to ...
4896 (tagged_tu_seen_cache): this and add val field.
4897 (comptypes): Move functional to comptypes_internal
4898 and free tagged_tu_seen.
4899 (comptypes_internal): New function and call comptypes_internal
4900 instead of comptypes. Speed up by sibcalling
4901 tagged_types_tu_compatible_p.
4902 (alloc_tagged_tu_seen): New function
4903 (free_all_tagged_tu_seen_up_to): New function.
4904 (tagged_types_tu_compatible_p): Return the val of the seen two
4906 Add that the two types are the same to tagged_tu_seen_base
4907 if they are and call comptypes_internal instead of comptypes.
4908 <case UNION_TYPE>: Speed up common type where the fields are
4910 (function_types_compatible_p): Call comptypes_internal instead of
4912 (type_lists_compatible_p): Likewise.
4913 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
4915 2005-10-02 Matthias Klose <doko@debian.org>
4917 * doc/invoke.texi: Fix typo and speling error.
4919 2005-10-01 Richard Henderson <rth@redhat.com>
4921 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
4923 2005-10-01 Mark Mitchell <mark@codesourcery.com>
4925 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
4926 using --start-group and --end-group.
4928 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4930 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
4931 FIXME note regarding quirky semantics.
4933 2005-10-01 Diego Novillo <dnovillo@redhat.com>
4936 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
4937 non-null range as a last resort.
4939 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
4940 Diego Novillo <dnovillo@redhat.com>
4943 * tree-vrp.c (extract_range_from_assert): For !=
4944 assertions, only build an anti-range if LIMIT is a
4945 single-valued range.
4947 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
4949 * arm.md (movqi): On thumb when optimizing, handle loading from
4950 memory by describing this as taking a subreg of a zero-extended load
4951 into an SImode register.
4954 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
4956 * reload1.c (merge_assigned_reloads): Do not change any
4957 RELOAD_FOR_OUTPUT_ADDRESS reloads.
4959 2005-09-30 Geoffrey Keating <geoffk@apple.com>
4961 * Makefile.in (LIPO_FOR_TARGET): Define.
4962 (STRIP_FOR_TARGET): Define.
4964 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
4965 before creating new ones. Do symlinks before creating the actual
4968 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
4969 to work out which multilibs are actually being built.
4971 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
4973 * tree-vect-transform.c, config/ms1/ms1.md,
4974 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
4975 Follow spelling conventions.
4976 * doc/invoke.texi, doc/md.texi: Fix typos.
4978 2005-09-30 Andrew Macleod <amacleod@redat.com>
4980 PR tree-optimization/21430
4981 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
4982 use operands, and set stmt pointer if need be.
4983 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
4984 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
4987 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4990 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
4992 2005-09-29 Mark Mitchell <mark@codesourcery.com>
4994 * optabs.c (expand_binop): Initialize first_pass_p.
4996 2005-09-29 Jakub Jelinek <jakub@redhat.com>
4999 * c-decl.c (c_write_global_declarations_1): If any
5000 wrapup_global_declaration_2 call returned true, restart the loop.
5002 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
5004 Fix PR tree-optimization/24117
5005 * tree-ssa-structalias.c (find_func_aliases): Strip nops
5006 before considering whether to use anyoffset.
5008 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5012 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5014 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5016 (swap_commutative_operands_with_target): New.
5018 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
5021 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
5024 2005-09-29 Steven Bosscher <stevenb@suse.de>
5026 PR tree-optimization/23911
5027 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
5028 and IMAGPART_EXPR too.
5030 2005-09-28 Mark Mitchell <mark@codesourcery.com>
5033 * expmed.c (expand_shift): Move logic to reverse rotation
5034 direction when rotating by constants ...
5035 * optabs.c (expand_binop): ... here.
5036 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
5037 (ix86_rotrdi3): New pattern.
5038 (rotldi3): Handle 32-bit mode.
5039 (ix86_rotldi3): New pattern.
5041 2005-09-29 Alan Modra <amodra@bigpond.net.au>
5044 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
5045 check for numbers that need no bit twiddle.
5047 2005-09-28 Geoffrey Keating <geoffk@apple.com>
5049 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
5050 multilib to be built.
5052 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
5053 (stage1-start): Delete old libgcc and libunwind before moving
5054 anything into the stage directory.
5055 (stage2-start): Likewise.
5056 (stage3-start): Likewise.
5057 (stage4-start): Likewise.
5058 (stageprofile-start): Likewise.
5059 (stagefeedback-start): Likewise.
5060 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
5061 header in tm_file and CPU-specific t-darwin in tmake_file.
5062 (i[34567]86-*-darwin*): Don't change tm_file.
5063 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
5064 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
5065 shared library stub for target OS version.
5066 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
5067 (SHLIB_LINK): Don't make SHLIB_SOLINK.
5068 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
5069 (libgcc_s.%.dylib): New.
5071 (install-darwin-libgcc-stubs): New.
5072 (INSTALL_LIBGCC): New append.
5073 * config/i386/darwin-libgcc.10.4.ver: New.
5074 * config/i386/darwin-libgcc.10.5.ver: New.
5075 * config/i386/t-darwin: New.
5076 * config/rs6000/darwin-libgcc.10.4.ver: New.
5077 * config/rs6000/darwin-libgcc.10.5.ver: New.
5078 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
5079 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
5081 2005-09-28 Paul Brook <paul@codesourcery.com>
5083 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
5086 2005-09-28 Richard Guenther <rguenther@suse.de>
5088 PR tree-optimization/23853
5089 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
5090 host_integerp to verify misalignment value.
5092 2005-09-28 Richard Henderson <rth@redhat.com>
5094 * builtins.c (get_builtin_sync_mode): New.
5095 (expand_builtin_sync_operation): Pass in mode argument.
5096 (expand_builtin_compare_and_swap): Likewise.
5097 (expand_builtin_lock_test_and_set): Likewise.
5098 (expand_builtin_lock_release): Likewise.
5099 (expand_builtin): Update to match.
5101 2005-09-28 Nick Clifton <nickc@redhat.com>
5103 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
5104 formatting. Add check to PLUS case to ensure that the offset is
5105 within an acceptable range.
5107 * config/v850/v850.md (casesi): Disable the generation of the
5108 switch pattern as it is not being handled properly at the moment.
5110 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
5111 for when the high words are identical.
5113 2005-09-27 Richard Henderson <rth@redhat.com>
5115 * pretty-print.c (pp_base_format): Fix typo for %>.
5117 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
5118 Devang Patel <dpatel@apple.com>
5120 PR tree-optimization/23625
5121 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
5122 LABEL_EXPR, assertion check.
5124 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
5126 * optabs.c (no_conflict_move_test): Check if a result of a
5127 to-be-moved insn would be clobbered by an originally
5130 2005-09-27 Jeff Law <law@redhat.com>
5132 * passes.c (init_optimization_passes): Replace copy propagation
5133 passes immediately after DOM with phi-only copy propagation
5134 pases. Add phi-only copy propagation pass after first DOM pass.
5135 * tree-pass.h (pass_phi_only_copy_prop): Declare.
5136 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
5137 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
5138 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
5139 to init_copy_prop. Callers updated.
5140 (do_phi_only_copy_prop): New function.
5141 (pass_phi_only_copy_prop): New pass descriptor.
5143 2005-09-27 Nick Clifton <nickc@redhat.com>
5145 * libgcc2.c (__popcount_tab): Remove redundant prototype.
5147 2005-09-26 Jason Merrill <jason@redhat.com>
5150 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
5152 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
5154 2005-09-26 James E Wilson <wilson@specifix.com>
5156 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
5157 copyright. Add gcc copyright plus libgcc exception.
5158 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
5160 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
5162 2005-09-26 Jeff Law <law@redhat.com>
5164 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
5165 about when to iterate.
5167 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
5170 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
5171 for __complex__ double in -mcpu=G5 mode.
5173 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
5175 PR tree-optimization/23942
5176 * Makefile.in (SCEV_H): Depends on PARAMS_H.
5177 * tree-scalar-evolution.c: Include params.h.
5179 (follow_ssa_edge, follow_ssa_edge_in_rhs,
5180 follow_ssa_edge_in_condition_phi_branch,
5181 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
5182 Change return type to t_bool. Use a parameter to limit the size of
5183 trees that are walked before stopping
5184 (analyze_evolution_in_loop): Initialize the limit to 0.
5185 (follow_ssa_edge): Give up by returning t_dont_know if the limit
5186 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
5188 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5191 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
5192 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
5194 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
5196 * combine.c (make_extraction): Check for valid use of subreg.
5198 2005-09-26 Uros Bizjak <uros@kss-loka.si>
5201 * config/i386/i386.md ("*fistdi2_1"): New pattern.
5202 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
5203 ("fist<mode>2_with_temp"): Use only register operands.
5205 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
5207 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
5208 CALL_INSN_FUNCTION_USAGE.
5210 2005-09-26 Richard Guenther <rguenther@suse.de>
5213 * gcse.c: Include hashtab.h, define ldst entry hashtable.
5214 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
5215 (ldst_entry): Use the hashtable instead of list-walking.
5216 (find_rtx_in_ldst): Likewise.
5217 (free_ldst_entry): Free the hashtable.
5218 (compute_ld_motion_mems): Create the hashtable.
5219 (trim_ld_motion_mems): Remove entry from hashtable if
5220 removing it from list.
5221 (compute_store_table): Likewise^2.
5222 (store_motion): Free hashtable in case we did not see
5225 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
5227 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
5228 and arg1 if we are passing them to fold_build2.
5230 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
5233 * config/i386/i386.c (ix86_function_regparm): Fix the test for
5236 2005-09-25 Richard Henderson <rth@redhat.com>
5238 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
5239 SYMBOL_REF_TLS_MODEL to be correct.
5241 2005-09-24 Richard Henderson <rth@redhat.com>
5243 * ipa-type-escape.c (discover_unique_type): Remove dead code at
5244 end of function. Reindent.
5246 2005-09-24 Ian Lance Taylor <ian@airs.com>
5248 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
5249 NEGATE_EXPR/BIT_NOT_EXPR case.
5251 2005-09-24 Richard Henderson <rth@redhat.com>
5253 * c-common.c (handle_mode_attribute): When not modifying in place,
5254 create subtypes for enumerations.
5255 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
5256 * gimplify.c (create_tmp_from_val): Likewise.
5258 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
5260 * config/i386/i386.md (*tls_global_dynamic_64,
5261 *tls_local_dynamic_base_64): Add missing mode to call.
5262 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
5264 2005-09-24 Jan Hubicka <jh@suse.cz>
5266 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
5267 (cgraph_clone_node): Likewise.
5268 * cgraph.h (cgraph_clone_edge): Update prototype.
5269 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
5270 duplicated prototypes; add updating argument.
5271 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
5272 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
5274 (cgraph_mark_inline_edge): Likewise.
5275 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
5276 (cgraph_flatten_node): Likewise.
5277 (cgraph_decide_recursive_inlining): Likewise.
5278 (cgraph_decide_inlining_of_small_function): Likewise.
5279 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5281 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5282 Pete Steinmetz <steinmtz@us.ibm.com>
5284 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
5285 (rldic.): Set type to "compare".
5287 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
5288 mfjmpr for MFCTR/MFLR.
5289 (movdf_hardfloat64): Same.
5290 (movdf_softfloat64): Same. Correct order of store and move types.
5291 (movti_string): Set type to store_ux/load_ux.
5292 (load_multiple): Set type to load_ux.
5293 (store_multiple): Set type to store_ux.
5294 (movmemsi): Set type to store_ux.
5295 (output_cbranch direct_return): Set type to jmpreg.
5296 (stmw): Set type to store_ux.
5297 (lmw): Set type to load_ux.
5298 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
5299 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
5300 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
5301 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
5302 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
5303 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
5304 (rios1-fpstore): Increase latency to 3.
5305 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
5306 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
5308 2005-09-23 David Edelsohn <edelsohn@gnu.org>
5309 Andrew Pinski <pinskia@physics.uc.edu>
5311 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
5312 operand2 constraint to "b".
5313 (sync_<fetchop_name>di_internal): Same.
5314 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
5316 (sync_old_<fetchop_name>di_internal): Same.
5317 (sync_new_<fetchop_name>si_internal): Same.
5318 (sync_new_<fetchop_name>di_internal): Same.
5320 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
5323 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
5324 case, define as macros.
5326 PR rtl-optimization/23837
5327 * optabs.c (no_conflict_move_test): Don't set must_stay for a
5328 clobber / clobber match between dest and p->first.
5330 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
5331 (no_conflict_move_test): Update comments.
5333 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
5335 * doc/install.texi: Update URL for Jacks.
5336 * doc/sourcebuild.texi: Likewise.
5338 2005-09-22 David Edelsohn <edelsohn@gnu.org>
5341 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
5342 registers when choosing register preferences.
5343 (movdf_hardfloat64): Same.
5345 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
5347 * expmed.c (expand_shift): Don't use the target of the rotate as
5348 target for the first expanded shift insn.
5349 * testsuite/gcc.dg/20050922-1.c: Testcase added.
5351 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
5353 PR tree-optimization/22438
5354 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
5355 preserved iv rhs rewriting specially.
5357 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
5359 * tree-data-ref.c (analyze_array_indexes): Only estimate when
5360 estimate_only is true.
5361 * tree-flow.h (ref_contains_indirect_ref): New prototype.
5362 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
5363 tree-ssa-structalias.c
5364 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
5365 ref_contains_indirect_ref.
5366 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
5368 2005-09-21 DJ Delorie <dj@redhat.com>
5370 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
5372 (mn10300_return_in_memory): Support variable size types also.
5373 (mn10300_pass_by_reference): Likewise.
5374 (mn10300_function_value): New.
5375 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
5376 (FUNCTION_OUTGOING_VALUE): Likewise.
5377 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
5378 * doc/invoke.texi: Document it.
5380 2005-09-21 Uros Bizjak <uros@kss-loka.si>
5383 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
5384 force integer op1 into register for XFmode compares.
5386 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
5389 * expmed.c (alg_code): Add alg_impossible.
5390 (alg_hash_entry): Add cost.
5391 (synth_mult): Record alg_impossible in the hash table if
5392 multiplication by a given integer is impossble within the
5393 limit. Speed up using alg_impossible.
5395 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5397 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
5398 argument. Allow and set any offset if needs_anyoffset is passed
5400 (get_constraint_for): Add argument here too.
5402 (do_structure_copy): Pass NULL to get_constraint_for.
5403 (handle_ptr_arith): Ditto.
5404 (find_func_aliases): Ditto.
5406 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
5408 PR rtl-optimization/23898
5409 * output.h (get_attr_min_length): Declare.
5410 * final.c (get_attr_length_1): New function, broken out of:
5412 (get_attr_min_length): New function.
5413 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
5414 (duplicate_computed_gotos): Likewise.
5415 * genattr.c (insn_min_length): Generate declaration.
5416 * genattrtab.c (min_fn, min_attr_value): New functions.
5417 (make_length_attrs): Generate insn_min_length.
5419 2005-09-20 Steve Ellcey <sje@cup.hp.com>
5421 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
5423 2005-09-20 Richard Henderson <rth@redhat.com>
5425 PR tree-optimization/24059
5426 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
5429 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
5431 * c.opt (fextended-identifiers): New.
5432 * c-opts.c (c_common_handle_option): Handle
5433 -fextended-identifiers.
5434 * doc/cpp.texi: Update documentation of extended identifiers.
5435 * doc/cppopts.texi (-fextended-identifiers): Document.
5437 2005-09-20 Jakub Jelinek <jakub@redhat.com>
5439 PR tree-optimization/23929
5440 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
5443 PR tree-optimization/23818
5444 * tree-stdarg.c (execute_optimize_stdarg): Call
5445 calculate_dominance_info.
5447 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
5449 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
5450 (analyze_siv_subscript_cst_affine): Add weak SIV test.
5451 (compute_overlap_steps_for_affine_1_2): Use
5452 get_number_of_iters_for_loop.
5453 (analyze_subscript_affine_affine): Check whether difference is
5455 Use get_number_of_iters_for_loop.
5456 Check whether overlap occurs outside of bounds.
5457 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
5459 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
5461 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
5462 base register if possible.
5464 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
5466 PR tree-optimization/18463
5467 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
5468 converting it directly is not possible.
5469 (chrec_convert_aggressive): New function.
5470 * tree-chrec.h (chrec_convert_aggressive): Declare.
5471 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
5472 Fold chrec conversions aggressively if asked to.
5473 (instantiate_parameters): Modified because of changes in
5474 instantiate_parameters_1.
5476 2005-09-19 Richard Henderson <rth@redhat.com>
5478 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
5479 (reduc_splus_v2df): New.
5481 2005-09-19 Richard Sandiford <richard@codesourcery.com>
5483 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
5484 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
5486 2005-09-19 Richard Henderson <rth@redhat.com>
5488 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
5491 2005-09-19 Richard Henderson <rth@redhat.com>
5493 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
5494 (ia64_expand_dot_prod_v8qi): New.
5495 * config/ia64/ia64-protos.h: Update.
5496 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
5497 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
5498 sdot_prodv8qi, sdot_prodv4hi): New.
5499 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
5501 2005-09-19 Richard Henderson <rth@redhat.com>
5504 * real.c (exact_real_truncate): Return false if the format cannot
5505 represent the number as a normal.
5507 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
5508 for a memory source.
5510 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
5512 * tree-ssa-operands.c (swap_tree_operands): Export.
5513 * tree.h (swap_tree_operands): Declare.
5514 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
5515 Call swap_tree_operands.
5517 2005-09-19 Richard Henderson <rth@redhat.com>
5519 * tree-flow.h (merge_alias_info): Declare.
5520 * tree-ssa-copy.c (merge_alias_info): Export.
5521 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
5522 (vect_create_data_ref_ptr): Use create_iv directly.
5523 (vectorizable_load): Use correct types for integer constants.
5524 (vect_generate_tmps_on_preheader): Likewise.
5525 (vect_gen_niters_for_prolog_loop): Likewise.
5527 2005-09-19 Steven Bosscher <stevenb@suse.de>
5529 PR rtl-optimization/23943
5530 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
5532 2005-09-18 Jan Hubicka <jh@suse.cz>
5534 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
5536 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
5538 * varasm.c (output_constant): Do not abort on conversions to union
5539 types between different sizes.
5541 2005-09-18 Richard Guenther <rguenther@suse.de>
5544 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
5547 2005-09-18 Paul Brook <paul@codesourcery.com>
5549 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
5551 2005-09-17 Richard Henderson <rth@redhat.com>
5553 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
5554 * tree-ssa-loop.c (pass_vect_dce): Remove.
5555 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
5558 2005-09-17 Richard Henderson <rth@redhat.com>
5560 * tree-pass.h (pass_vect_dce): Declare.
5561 * passes.c (init_optimization_passes): Add it.
5562 * tree-flow.h (tree_ssa_dce): Declare.
5563 * tree-ssa-dce.c (tree_ssa_dce): Export.
5564 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
5565 (gate_tree_vectorize): ... here.
5566 (pass_vect_dce): New.
5568 2005-09-17 Jan Hubicka <jh@suse.cz>
5570 * except.c (struct eh_status): Turn region_array into vec.
5571 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
5572 convert_from_eh_region_ranges, find_exception_handler_labels,
5573 current_function_has_exception_handlers, assign_filter_values,
5574 build_post_landing_pads, dw2_build_landing_pads,
5575 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
5576 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
5577 foreach_reachable_handler, can_throw_internal_1,
5578 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
5580 (duplicate_eh_region_1): Update region_array.
5581 (duplicate_eh_regions): Resize region_array and avoid recomputing.
5583 2005-09-17 David Edelsohn <edelsohn@gnu.org>
5586 * expmed.c (expand_mult): Substitute simple register for op0 when
5589 2005-09-17 Richard Henderson <rth@redhat.com>
5591 * expr.c (emit_move_via_integer): Add force argument, pass it on
5592 to emit_move_change_mode. Update callers.
5593 (emit_move_complex): Pass true to new force argument.
5594 * function.c (expand_function_end): Move expand_eh_return call
5595 earlier. Merge sub-word complex values into a pseudo before
5596 copying to the return hard register.
5598 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
5600 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
5601 between different sizes.
5603 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
5607 * passes.c (init_optimization_passes): Register dump files for
5610 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
5612 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
5613 * config/s390/s390.c (s390_overlap_p): New function.
5614 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
5615 peephole2, "*xc" peephole2): Added overlap check to the peephole2
5618 2005-09-16 Richard Guenther <rguenther@suse.de>
5620 * ipa-pure-const.c (static_execute): Free auxiliar information.
5621 * ipa-type-escape.c (discover_unique_type): Free temporary key.
5622 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
5624 2005-09-15 DJ Delorie <dj@redhat.com>
5626 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
5628 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
5630 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
5632 (swap_commutative_operands_with_target): New.
5634 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
5636 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
5639 (estimate_iters_using_array): New function.
5640 * tree-data-ref.h (estimate_iters_using_array): Prototype
5641 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
5642 Use estimate_iters_using_array instead of analyze_array.
5644 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
5646 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
5649 2005-09-15 Michael Matz <matz@suse.de>
5651 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
5653 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
5655 PR tree-optimization/23835
5656 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
5657 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
5659 2005-09-14 Richard Henderson <rth@redhat.com>
5661 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
5662 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
5664 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
5666 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
5667 in the ARRAY_TYPE case.
5669 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
5671 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
5673 2005-09-14 Uros Bizjak <uros@kss-loka.si>
5676 * tree-vect-transform.c (vectorizable_operation): Return false for
5677 scalar shift operations and for vector shift operations with
5678 non-invariant shift arguments. Use scalar tree operand op1 as
5679 a shift operand when vector shift insn pattern uses scalar shift
5681 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
5683 2005-09-14 Olivier Hainque <hainque@adacore.com>
5685 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
5686 value if it has side-effects.
5688 2005-09-14 David Edelsohn <edelsohn@gnu.org>
5691 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
5693 2005-09-14 Alan Modra <amodra@bigpond.net.au>
5695 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
5696 passed as NAME as if it were label at start of function code.
5698 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
5700 * config/sh/sh.md (*movv4sf_i): Add general register cases to
5703 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
5705 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
5706 as early clobber. Rewrite so the PIC register is not implicitly used.
5708 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5710 * tree.c (annotate_with_file_line): Compare line numbers before
5713 2005-09-13 Uros Bizjak <uros@kss-loka.si>
5716 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
5717 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
5719 2005-09-13 Ian Lance Taylor <ian@airs.com>
5721 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
5722 than a HOST_WIDEST_INT to gen_doloop_begin.
5724 2005-09-13 Diego Novillo <dnovillo@redhat.com>
5726 * tree-dfa.c (dump_variable): Guard against NULL annotations.
5728 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
5730 PR tree-optimize/23817
5731 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
5733 2005-09-13 Alan Modra <amodra@bigpond.net.au>
5736 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
5737 word before changing the stack pointer. Use gen_frame_mem for MEMs.
5738 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
5739 (restore_stack_nonlocal): Likewise.
5740 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
5742 2005-09-12 Ian Lance Taylor <ian@airs.com>
5745 * c.opt (ffriend-injection): New C++ option.
5746 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
5747 (C++ Dialect Options): Document -ffriend-injection.
5749 2005-09-12 Josh Conner <jconner@apple.com>
5752 * ipa-reference.c (static_execute): Don't mark variables in
5753 named sections TREE_READONLY.
5755 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5757 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
5760 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
5762 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
5763 V_MUST_DEF instead of just the first_use_p.
5764 Don't mark the virtual variables for renaming on the statement which
5766 (pass_dse): Remove TODO_update_ssa.
5768 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
5771 * stor-layout.c (compute_record_mode): For records with a single
5772 field, actually check the field's mode size against the type size.
5774 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
5775 registers for TARGET_SHMEDIA.
5776 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
5777 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
5778 of GENERAL_REGS and FP_REGS.
5780 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
5782 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
5784 2005-09-12 Alan Modra <amodra@bigpond.net.au>
5786 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
5787 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
5788 are omitted. Exclude stack_tie insn too.
5790 2005-09-11 David Edelsohn <edelsohn@gnu.org>
5792 PR rtl-optimization/23098
5793 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
5795 * config/rs6000/rs6000.md (movdf splitter): Use
5796 const_double_operand predicate for TARGET_POWERPC64.
5797 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
5798 SYMBOL_REF method to ABI_V4.
5800 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
5801 replace_equiv_address.
5802 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
5803 rs6000_sr_alias_set and MEM_NOTRAP.
5804 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
5806 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
5808 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
5809 handle CALL_EXPR again.
5811 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
5813 * arm/predicates.md (alignable_memory_operand): Delete.
5815 2005-09-10 Richard Henderson <rth@redhat.com>
5818 * dbxout.c (dbxout_expand_expr): New.
5819 (dbxout_symbol): Use it.
5821 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
5823 * arm.c (arm_gen_rotated_half_load): Delete.
5824 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
5825 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
5826 (thumb_set_return_address): Likewise.
5827 (thumb_load_double_from_address): Use adjust_address.
5828 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
5829 (extendhsisi2_mem, movhi_bytes): Use change_address.
5830 (movhi): Use widen_memory_access.
5831 (reload_out_df): Use replace_equiv_address.
5832 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
5834 2005-09-09 Richard Henderson <rth@redhat.com>
5837 * dbxout.c: Include expr.h.
5838 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
5839 (dbxout_symbol): Handle DECL_VALUE_EXPR.
5840 * Makefile.in (dbxout.o): Add EXPR_H.
5842 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
5844 PR tree-optimization/23509
5845 * tree-cfg.c (replace_uses_by): Use replace_exp.
5846 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
5847 pointers have name_mem_tag or type_mem_tag set.
5849 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5851 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
5852 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
5853 of wrongly accessing operands.
5855 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
5857 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
5858 * tree-chrec.c: Include tree-scalar-evolution.h.
5859 (chrec_convert): Instantiate the base and step before calling
5860 scev_probably_wraps_p that would fail on parametric evolutions.
5861 Collect all the fails into a single section failed_to_convert,
5862 print a diagnostic, and return chrec_dont_know instead of calling
5864 * tree-scalar-evolution.c (loop_closed_phi_def): New.
5865 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
5867 (scev_const_prop): Don't replace the definition of a loop closed ssa
5868 phi node by itself, or by another loop closed ssa phi node.
5869 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
5870 that base and step are defined.
5872 2005-09-09 Richard Guenther <rguenther@suse.de>
5875 * fold-const.c (fold_ternary): Check truth_value_p before
5876 calling invert_truthvalue.
5878 2005-09-09 Nick Clifton <nickc@redhat.com>
5880 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
5881 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
5882 dimension of these arrays.
5883 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
5885 * longlong.h: Only provide a prototype for the __clz_tab[] array
5886 if this header has not been included from libgcc2.h.
5887 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
5889 Provide prototypes for exported functions.
5890 Use the __clz_tab[] and __popcount_tab[] arrays provided by
5893 2005-09-08 Josh Conner <jconner@apple.com>
5897 * expr.c (expand_expr_addr_expr_1): Don't invoke
5898 expand_simple_binop for EXPAND_INITIALIZER.
5900 2005-09-08 Richard Henderson <rth@redhat.com>
5903 * toplev.c (wrapup_global_declaration_1): Split out ...
5904 (wrapup_global_declaration_2): ... from ...
5905 (wrapup_global_declarations): ... here. Return bool.
5906 (check_global_declaration_1): Split out ...
5907 (check_global_declarations): from here.
5908 (emit_debug_global_declarations): New.
5909 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
5910 check_global_declaration_1, emit_debug_global_declarations): Declare.
5911 * c-decl.c (c_write_global_declarations_1): Don't create a vector
5912 of decls. Call wrapup_global_declaration_1,
5913 wrapup_global_declaration_2, check_global_declaration_1 directly.
5914 (c_write_global_declarations_2): New.
5916 (c_write_global_declarations): Call c_write_global_declarations_2.
5917 * langhooks.c (write_global_declarations): Call
5918 emit_debug_global_declarations.
5920 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
5921 remove decls that have DECL_RTL_SET_P.
5922 * passes.c (rest_of_decl_compilation): Invoke
5923 cgraph_varpool_finalize_decl for all but functions.
5925 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5927 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
5928 the result of a conversion if the new min and max cannot be compared.
5930 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
5932 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
5933 (override_options): Setting s390_sr_alias_set removed.
5934 (save_fpr, save_gprs): Set alias set to vararg or frame.
5935 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
5936 s390_sr_alias_set with get_frame_alias_set ().
5937 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
5938 get_varargs_alias_set ().
5940 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
5944 * c-parser.c (c_parser_objc_method_definition): If the next
5945 token is not "{", error out and don't start the function.
5947 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
5949 * tree-vrp.c (extract_range_from_expr): Move the check for non
5950 nullness after the check for gimple invariant.
5952 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5954 * tree.c (host_integerp, tree_low_cst): Correct function comment.
5956 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5959 * config/m32r.md (movmemsi_internal): Canonicalize order of
5960 operands in PLUS component of template.
5962 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
5964 * reload1.c (fixup_eh_region_note): Remove assertion.
5965 (fixup_abnormal_edges): Reverted removal of call to
5966 find_many_sub_basic_blocks made on 2005-08-31.
5968 2005-09-07 Richard Henderson <rth@redhat.com>
5970 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
5971 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
5972 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
5973 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
5974 rearrange for better packing.
5975 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
5976 (lookup_cfa_1): Remove inline marker.
5977 (cfa_equal_p): Split out of ...
5978 (def_cfa_1): ... here. Use INVALID_REGNUM.
5979 (build_cfa_loc): Handle !cfa->indirect.
5980 (frame_pointer_cfa_offset): New.
5981 (dbx_reg_number): Assert register elimination performed; do
5982 leaf register remapping.
5983 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
5984 (eliminate_reg_to_offset): New.
5985 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
5986 for verifiably local stack frame addresses; re-base to CFA.
5987 (mem_loc_descriptor): Remove can_use_fbreg argument.
5988 (concat_loc_descriptor, loc_descriptor): Likewise.
5989 (containing_function_has_frame_base): Remove.
5990 (rtl_for_decl_location): Don't do register elimination or
5991 leaf register remapping here.
5992 (secname_for_decl): Split out from ..
5993 (add_location_or_const_value_attribute): ... here.
5994 (convert_cfa_to_loc_list): New.
5995 (compute_frame_pointer_to_cfa_displacement): New.
5996 (gen_subprogram_die): Use them.
5997 * tree.h (frame_base_decl): Remove.
5998 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
5999 (prologue_stack_adjust): Remove.
6000 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
6001 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
6002 (set_frame_base_location): Remove.
6003 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
6004 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
6005 (vt_add_function_parameters): Don't eliminate_regs.
6006 (vt_initialize): Don't create frame_base_decl.
6008 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6010 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
6011 version of GNU binutils for 4.x and later.
6013 2005-09-06 Mark Mitchell <mark@codesourcery.com>
6015 * ggc-page.c (ggc_push_context): Remove.
6016 (ggc_pop_context): Likewise.
6017 * ggc.h (ggc_push_context): Remove.
6018 (ggc_pop_context): Likewise.
6020 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6023 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
6024 returning from an interrupt handler.
6026 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6029 * config/arc/arc.c (output_shift): Add check for loop count when
6032 2005-09-06 Steven Bosscher <stevenb@suse.de>
6034 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
6036 (abs_replacement): Likewise.
6037 (pass_phiopt): Remove TODO_update_ssa.
6039 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6042 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
6043 if "return with no value, in function returning non-void" warning
6045 * tree-cfg.c (execute_warn_function_return): Don't look at
6046 RETURN_EXPRs with TREE_NO_WARNING set.
6049 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
6050 for internal functions doesn't use registers used by global registers
6051 variables. Use fewer register parameters if there are global register
6054 2005-09-06 Olivier Hainque <hainque@adacore.com>
6055 Eric Botcazou <ebotcazou@adacore.com>
6058 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
6059 when we would be extracting outside its bit span (bitpos+bitsize
6060 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
6061 Ada unchecked conversions.
6063 2005-09-06 Steven Bosscher <stevenb@suse.de>
6065 * tree-ssa-pre.c (try_look_through_load): New function.
6066 (compute_avail): Use it to try to look through loads for some
6067 more useful expressions.
6069 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
6071 * simplify-rtx.c (simplify_binary_operation_1): Correct the
6072 condition for detecting cases like (a&a) and (a^a).
6074 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
6076 * common.opt: Add option ftree-vect-loop-version.
6077 * params.def: Add --param vect-max-version-checks.
6078 * doc/invoke.texi: Document ftree-vect-loop-version and
6079 --param vect-max-version-checks.
6080 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
6081 may_misalign_stmts and defines for accessors.
6082 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
6083 LOOP_VINFO_MAY_MISALIGN_STMTS.
6084 (destroy_loop_vec_info): VEC_free for
6085 LOOP_VINFO_MAY_MISALIGN_STMTS.
6086 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
6087 Update documentation.
6088 (vect_update_misalignment_for_peel): New.
6089 (vect_enhance_data_refs_alignment): Update to choose loop
6090 peeling or loop versioning if appropriate for the (potentially)
6091 unaligned data references in the loop.
6092 (vect_analyze_data_refs_alignment): Remove call to
6093 vect_enhance_data_refs_alignment so the checks can be done
6095 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
6096 and move up call to vect_analyze_data_refs_alignment.
6097 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
6098 (vect_transform_loop): Add call to loop_version.
6100 2005-09-06 Jakub Jelinek <jakub@redhat.com>
6102 PR rtl-optimization/23098
6103 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
6104 * simplify-rtx.c (constant_pool_reference_p): New function.
6105 * rtl.h (constant_pool_reference_p): New prototype.
6106 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
6107 constant_pool_reference_p in condition and
6108 avoid_constant_pool_reference in preparation statements.
6110 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
6112 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
6113 STRICT_LOW_PART SETs.
6115 2005-09-06 Alan Modra <amodra@bigpond.net.au>
6118 * except.c (sjlj_emit_function_enter): Find the function begin
6119 note even when it's not in first basic block.
6121 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
6123 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
6124 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
6125 * aclocal.m4: Regenerate.
6127 2005-09-05 DJ Delorie <dj@redhat.com>
6129 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
6132 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
6134 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
6135 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
6136 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
6137 Follow spelling conventions.
6138 * doc/invoke.texi: Follow spelling conventions.
6140 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6142 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
6143 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
6144 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
6146 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
6149 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
6150 (output_stack_adjust): Use gen_tmp_stack_mem.
6151 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
6152 (sh_set_return_address, sh_allocate_initial_value): Likewise.
6153 (sh_get_pr_initial_val): Likewise.
6154 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
6155 (sh_initialize_trampoline): Likewise. Also use adjust_address.
6156 * sh.md (divsi_inv_m0): Use gen_const_mem.
6157 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
6158 (movdf_i4+1): Use gen_tmp_stack_mem.
6159 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
6160 (fpu_switch+2): Likewise.
6161 (movv4sf_i, movv16sf_i): Use adjust_address.
6162 (symGOT_load): Set MEM_NOTRAP_P bit.
6164 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6167 * pa.c (emit_move_sequence): Fix typo in last change.
6169 2005-09-03 Jakub Jelinek <jakub@redhat.com>
6171 PR rtl-optimization/23454
6172 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
6175 2005-09-03 Richard Henderson <rth@redhat.com>
6176 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6179 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
6182 2005-09-02 Nicolas Pitre <nico@cam.org>
6184 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
6185 to bit_count to 32 bits.
6187 2005-08-31 Mark Mitchell <mark@codesourcery.com>
6190 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
6191 generating synthetic loads from volatile lvalues.
6193 005-09-02 Nick Clifton <nickc@redhat.com>
6195 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
6196 __ctzhi2, __clzhi2): New functions.
6198 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
6201 * tree-nested.c (struct var_map_elt): Mark with GTY.
6202 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
6204 (lookup_field_for_decl): Allocate new element in GC memory.
6205 (lookup_tramp_for_decl): Likewise.
6206 (convert_nl_goto_reference): Likewise
6207 (create_nesting_tree): Allocate info in GC memory. Likewise for
6209 (free_nesting_tree): Free with ggc_free instead of free.
6210 (root): New static variable.
6211 (lower_nested_functions): Remove root as local variable. And zero out
6212 root at the end of the function.
6214 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
6216 PR rtl-optimization/20365
6217 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
6218 to short. New member ix.
6219 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
6220 (simplify_plus_minus): Initialize ix members before calling qsort.
6222 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
6224 PR tree-optimization/23626
6225 * tree-cfg.c (replace_uses_by): Clean up eh info.
6227 2005-09-01 DJ Delorie <dj@redhat.com>
6229 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
6232 2005-09-01 David Edelsohn <edelsohn@gnu.org>
6234 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
6235 (rs6000_split_multireg_move): Use replace_equiv_address instead of
6238 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
6240 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
6241 do not issue warning for a variable definition following
6244 2005-09-01 Richard Henderson <rth@redhat.com>
6247 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
6248 conversion to CONST_VECTOR.
6250 2005-09-01 Richard Henderson <rth@redhat.com>
6253 * reload1.c (reload_as_needed): Check !CALL_P before calling
6254 fixup_eh_region_note.
6255 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
6257 2005-09-01 DJ Delorie <dj@redhat.com>
6259 * varasm.c (output_constant): Let the target resolve
6260 conversions of addresses to non-default pointer sizes.
6262 2005-09-01 Nicolas Pitre <nico@cam.org>
6264 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
6265 to alow matching ARM pre-indexed addressing mode.
6266 (arm_override_options): Remove now irrelevant comment.
6268 2005-09-01 Phil Edwards <phil@codesourcery.com>
6270 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
6271 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
6272 * config/i386/vxworks.h: Likewise.
6273 * config/i386/t-vxworksae: New file, for VxWorks AE.
6274 * config/i386/vxworksae.h: Likewise.
6276 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
6278 PR tree-optimization/23410
6279 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
6280 sequence is not wrapping during the first step.
6282 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6285 * dwarf2out.c (base_type_die): Compare char_type_node with
6286 TYPE_MAIN_VARIANT (type), not type.
6288 2005-09-01 Richard Guenther <rguenther@suse.de>
6290 PR tree-optimization/15366
6291 * common.opt: Add -finline-functions-called-once.
6292 Put -fearly-inlining in alphabetically ordered place.
6293 * doc/invoke.texi: Document new option.
6294 * ipa-inline.c (cgraph_decide_inlining): Honour
6295 flag_inline_functions_called_once.
6297 2005-09-01 Jakub Jelinek <jakub@redhat.com>
6299 PR rtl-optimization/23478
6300 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
6301 (alloc_qty): Initialize it.
6302 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
6303 (combine_regs): Combine also n_throwing_calls_crossed fields.
6304 (find_free_reg): Don't attempt to caller-save pseudos crossing
6305 calls that might throw.
6306 * global.c (struct allocno): Add throwing_calls_crossed field.
6307 (global_alloc): Revert 2005-08-22 change. Initialize
6308 throwing_calls_crossed.
6309 (find_reg): Don't attempt to caller-save pseudos crossing calls that
6312 2005-09-01 Alan Modra <amodra@bigpond.net.au>
6315 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
6316 (mask64_operand): Reinstate code prior to 2005-06-11 change.
6317 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
6318 (and64_2_operand): Tweak to use predicate.
6319 (and_operand): Adjust for mask_operand changes.
6320 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
6321 (print_operand): Likewise.
6322 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
6323 (mask64_1or2_operand): Delete.
6324 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
6325 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
6326 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
6327 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
6328 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
6329 (rotldi3_internal4): Likewise.
6330 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
6331 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
6332 (ashldi3_internal7): Likewise.
6333 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
6334 (ashldi3_internal, ashldi3_internal9 split): Likewise.
6335 (anddi3 split): Don't match mask64_operand.
6336 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
6337 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
6338 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
6339 't' splitter predicate.
6340 (movdi_internal64 + 2): Revert 2005-06-11 change.
6342 2005-08-31 DJ Delorie <dj@redhat.com>
6344 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
6345 (m32c_asm_integer): Add support for 32 bit pointers.
6347 2005-08-31 Richard Henderson <rth@redhat.com>
6349 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
6350 component-like references for setting MEM_NOTRAP_P.
6352 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
6353 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
6355 2005-08-31 Richard Henderson <rth@redhat.com>
6357 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
6358 into a pseudo before applying gen_lowpart.
6360 2005-08-31 Geoffrey Keating <geoffk@apple.com>
6362 * doc/install.texi (Specific): Update cctools version required
6363 for full functionality.
6364 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
6365 linkers as -macosx_version_min.
6367 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
6370 * sh.c (print_operand, %R and %S): Add handling of floating point
6371 registers, memory, constants and invalid operands.
6373 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
6375 * ipa-pure-const.c: Change dump name.
6377 2005-08-31 Uros Bizjak <uros@kss-loka.si>
6380 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
6381 to "reg_or_0_operand".
6382 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
6384 2005-08-31 Dale Johannesen <dalej@apple.com>
6386 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
6387 loops that count down.
6389 2005-08-31 Richard Henderson <rth@redhat.com>
6392 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
6393 (fixup_eh_region_note): New.
6394 (reload_as_needed): Call it.
6395 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
6396 don't call find_many_sub_basic_blocks; call verify_flow_info.
6397 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
6398 (keep_stack_depressed): Likewise.
6399 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
6401 2005-08-31 Richard Henderson <rth@redhat.com>
6403 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
6406 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
6408 * expr.c (expand_expr_real_1): Compare size of address
6409 mode to target's address mode size in deciding expansion of
6410 the constant address.
6412 2005-08-31 Richard Guenther <rguenther@suse.de>
6415 * expr.c (all_zeros_p): New function.
6416 (expand_expr_real_1): Handle the case of an all-zero
6417 non-addressable constructor separately.
6419 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
6421 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
6422 arguments, adjust all callers.
6423 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
6425 2005-08-30 Richard Henderson <rth@redhat.com>
6428 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
6429 whenever the mode sizes match.
6431 2005-08-31 Alan Modra <amodra@bigpond.net.au>
6433 * calls.c (load_register_parameters): Fix comment typo.
6434 * expr.c (emit_push_insn): Comment formatting.
6436 2005-08-30 Ian Lance Taylor <ian@airs.com>
6438 * config/i386/x-cygwin (host-cygwin): Change dependency from
6439 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
6441 2005-08-29 Geoffrey Keating <geoffk@apple.com>
6443 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
6446 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
6449 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
6450 call to ggc_collect.
6452 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
6455 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
6456 beginning. Remove $(INCLUDES) from all the rules, if following
6457 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
6459 2005-08-29 Jakub Jelinek <jakub@redhat.com>
6462 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
6463 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
6464 not constant, but maxlen is, don't set len to maxlen, rather
6465 set maxlen to len if len is a constant.
6467 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
6469 PR tree-optimization/23475
6470 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
6473 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
6475 Fix PR middle-end/22455
6477 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
6478 Checksum only the parts of the tree that exist for the tree code.
6480 2005-08-28 Dale Johannesen <dalej@apple.com>
6482 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
6484 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
6486 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
6488 2005-08-28 Richard Henderson <rth@redhat.com>
6490 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
6491 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
6494 2005-08-28 Jakub Jelinek <jakub@redhat.com>
6497 * builtins.c (get_memory_rtx): Don't strip nops
6498 in between COMPONENT_REFs.
6500 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
6503 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
6505 (gimplify_modify_expr): Check for zero sized types and gimplify the
6506 rhs and lhs as statements.
6508 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
6511 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
6512 state for return address column of signal frames.
6514 2005-08-27 David Edelsohn <edelsohn@gnu.org>
6517 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
6518 bytes >= 2 not bytes == 2.
6519 (expand_block_move): Same.
6521 2005-08-27 Richard Guenther <rguenther@suse.de>
6524 * config/i386/sse.md (sse2_movsd): Add missing closing
6527 2005-08-27 Paul Brook <paul@codesourcery.com>
6529 * genrecog.c (enum decision_type): Add DT_num_insns.
6530 (struct decision_test): Add u.num_insns.
6531 (add_to_sequence): Add DT_num_insns test.
6532 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
6533 (write_cond, debug_decision_2): Ditto.
6534 (change_state): Assume peep2_next_insn never fails.
6535 Remove "afterward" argument.
6536 (write afterward, write_tree): Update to match.
6537 * recog.c (peep2_current_count): New variable.
6538 (peep2_next_insn): Check it.
6539 (peephole2_optimize): Set peep2_current_count.
6540 * recog.h (peep2_current_count): Declare.
6542 2005-08-26 Josh Conner <jconner@apple.com>
6545 * ipa-pure-const.c (check_tree): Check for volatile-ness
6546 when considering a dereference.
6548 2005-08-27 Jakub Jelinek <jakub@redhat.com>
6550 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
6552 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6554 PR rtl-optimization/23561
6555 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
6556 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
6557 at most LEN bytes long memory fits into the field.
6558 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
6559 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
6560 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
6562 2005-08-26 Richard Henderson <rth@redhat.com>
6565 * loop.c (biased_biv_may_wrap_p): New.
6566 (maybe_eliminate_biv_1): Use it to suppress non-equality
6567 comparison transformations. Delete disabled code.
6569 2005-08-26 Ian Lance Taylor <ian@airs.com>
6571 * combine.c (make_extraction): Avoid reference outside object.
6573 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
6575 * stor-layout.c (finalize_type_size): Restore behaviour for
6576 non-aggregate types to the status quo ante of the patch for
6577 pr 23467. Document why it matters.
6579 2005-08-26 Jakub Jelinek <jakub@redhat.com>
6582 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
6583 array by one element, initialize the BT_LAST element with NULL.
6585 2005-08-26 David Edelsohn <edelsohn@gnu.org>
6587 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
6588 optimizing for size.
6590 (compare_plus_eqsi): Same.
6591 (plus_eqsi_compare): Same.
6592 (neg_eq0<mode>): Same.
6593 (neg_eq<mode>): Same.
6595 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
6598 2005-08-26 Nick Clifton <nickc@redhat.com>
6600 * config/v850/v850.c (ep_memory_operand): Return FALSE if
6601 TARGET_EP is not defined.
6602 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
6603 TARGET_EP is enabled.
6604 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
6605 * config/v850/v850.md (save_all_interrupt): Only use the EP
6606 register if TARGET_EP is defined.
6607 (restore_all_interrupt): Likewise.
6608 * config/v850/lib1funcs.asm: Update functions so that the EP
6609 register is only used if __EP__ is defined.
6611 2005-08-26 David Ung <davidu@mips.com>
6613 * config/mips/mips.c (mips_expand_prologue): Handle case when
6614 generating for MIPS16 and the outgoing argument area is more than
6615 SMALL_OPERAND. Use the frame pointer as temporary to generate the
6618 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
6620 * config/crx/crx.md: Make doloop_end pattern usage controllable
6621 via mloop-nesting=<max-nesting> command line switch. Make sure
6622 the combiner cannot use doloop_end_<mode> in an illegal way.
6623 * config/crx/crx.c: Use regs up to r6 for argument passing.
6624 Refine crx_address_cost (non cst4 displacements are expensive).
6625 * config/crx/crx.opt: Add switch for mloop-nesting=.
6627 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
6629 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
6630 (UNSPEC_MVST): New constant.
6632 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
6634 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
6635 Reject operands containing eliminable registers.
6636 * testsuite/gcc.dg/20050825-1.c: New testcase.
6638 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6639 Jan Hubicka <jh@suse.cz>
6641 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
6643 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6645 PR tree-optimization/23546
6646 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
6649 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
6651 * params.def (PARAM_MIN_SPEC_PROB): New.
6652 * sched-rgn.c (MIN_PROBABILITY): Delete.
6653 (compute_trg_info): Convert to PARAM_VALUE.
6654 * doc/invoke.texi (param): Document min-spec-prob.
6656 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
6658 * config/darwin.h: define __PIC__
6659 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
6660 TARGET_OS_CPP_BUILTINS macro.
6662 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6664 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
6667 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6669 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
6671 * cfghooks.c (duplicate_block): Added position where to place
6672 new block as argument.
6673 * cfghooks.h (duplicate_block): Declaration changed.
6674 * cfglayout.c (copy_bbs): Add argument after. Pass it to
6676 * cfglayout.h (copy_bbs): Declaration changed.
6677 * cfgloop.h (loop_version): Declaration changed.
6678 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
6679 position to copy_bbs.
6680 (loop_version): Pass position to duplicate_loop_to_header_edge.
6681 Add place_after argument and position new blocks according to
6683 * modulo-sched.c (sms_schedule): Pass place_after argument
6685 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
6686 * tree-cfg.c (split_edge_bb_loc): New function.
6687 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
6688 to determine position of new blocks.
6689 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
6691 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
6692 argument to duplicate_block.
6693 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
6694 Pass position to copy_bbs.
6696 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
6698 * fold-const.c (ptr_difference_const): Use
6699 cst_and_fits_in_hwi instead of host_integerp.
6701 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
6703 * config/darwin.c (gen_pic_offset): New.
6704 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
6707 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
6709 PR tree-optimization/23486
6710 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
6712 2005-08-23 Phil Edwards <phil@codesourcery.com>
6714 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
6715 remove use_collect2.
6716 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
6718 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
6719 configuration files to override the default value.
6721 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
6722 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
6723 * config/vx-common.h: New file, split out from...
6724 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
6725 * config/vxworksae.h: New file, for VxWorks AE.
6726 * config/vxworks.opt: New file.
6727 * config/vxlib.c: Update for VxWorks 6.
6729 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
6730 other MULTILIB_* variables appropriately.
6731 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
6732 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
6733 * config/rs6000/vxworks.h: Update for VxWorks 6.
6734 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
6736 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
6739 * config/darwin.c (machopic_select_section): Remove the hack to
6740 mark "::operator new" and "::operator delete" for coalescing
6741 even though they are not weak.
6743 2005-08-24 Alan Modra <amodra@bigpond.net.au>
6745 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
6746 * configure: Regenerate.
6748 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6751 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
6753 * convert.c (convert_to_integer, convert_to_vector): Likewise.
6754 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
6757 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
6759 * config/rs6000/predicates.md (equality_operator): New.
6760 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
6761 comparison with a large constant.
6763 2005-08-23 Mark Mitchell <mark@codesourcery.com>
6765 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
6767 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
6769 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
6770 registers is even, and we have a hardware double precision fp,
6772 (sh_gimplify_va_arg_expr): For floating point arguments, consider
6773 size of current argument when checking if argument was passed in
6776 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
6779 * stor-layout.c (finalize_type_size): Dont override
6780 existing alignment with a smaller alignment from the mode.
6782 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6784 * lambda-code.c (lambda_vector_lexico_pos): Moved...
6785 * lambda.h (lambda_vector_lexico_pos): ... here.
6786 * tree-data-ref.c (build_classic_dist_vector): Return false when
6787 the distance vector is lexicographically negative.
6789 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
6791 PR tree-optimization/23511
6792 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
6793 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
6795 2005-08-23 Jakub Jelinek <jakub@redhat.com>
6797 PR tree-optimization/22043
6798 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
6799 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
6800 If ALLOW_FLEXARR, handle types ending with flexible array member.
6801 Pass false as second argument to recursive count_type_elements calls.
6802 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
6803 argument to count_type_elements call.
6804 * tree-sra.c (decide_block_copy): Likewise.
6805 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
6806 for a constant-sized object, set cleared as well. Pass true as
6807 second argument to count_type_elements call.
6809 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6812 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
6813 from legitimate_small_data_p, and make global. Update use.
6814 Remove forward declaration.
6815 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
6817 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
6819 2005-08-23 David Edelsohn <edelsohn@gnu.org>
6821 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
6822 of scratch intermediates.
6823 (eq<mode>_compare): Same.
6824 (neg_eq0<mode>): New.
6825 (neg_eq<mode>): Convert to define_insn_and_split.
6827 2005-08-23 Alan Modra <amodra@bigpond.net.au>
6830 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
6831 stdarg functions, set/clear the fp marker even when no variable
6833 * config/rs6000/sysv4.opt (mprototype): Describe.
6835 2005-08-22 Jakub Jelinek <jakub@redhat.com>
6837 PR rtl-optimization/23478
6838 * regs.h (reg_info): Add throw_calls_crossed.
6839 (REG_N_THROWING_CALLS_CROSSED): Define.
6840 * flow.c (allocate_reg_life_data): Initialize
6841 REG_N_THROWING_CALLS_CROSSED.
6842 (propagate_one_insn, attempt_auto_inc): Update
6843 REG_N_THROWING_CALLS_CROSSED.
6844 * global.c (global_alloc): Don't allocate pseudos across
6845 calls that may throw.
6847 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
6850 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
6851 value is inbetween the range if we did not find an exact match.
6853 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
6855 * doc/invoke.texi (Option Summary): Add ms1 options.
6856 * doc/extend.texi: Document interrupt handler attribute for ms1.
6857 * doc/md.texi: Document ms1 constraints.
6858 * config.gcc: Add ms1-*-elf.
6859 * config/ms1/ms1.h: New.
6860 * config/ms1/ms1.c: New.
6861 * config/ms1/ms1.md: New.
6862 * config/ms1/ms1-protos.h: New.
6863 * config/ms1/ABI.txt: New.
6864 * config/ms1/crti.asm: New.
6865 * config/ms1/crtn.asm: New.
6866 * config/ms1/lib2extra-funcs.c: New.
6867 * config/ms1/t-ms1: New.
6868 * config/ms1/ms1.opt: New.
6870 2005-08-22 Ira Rosen <irar@il.ibm.com>
6872 * config/rs6000/altivec.md (xorv4sf3): New.
6873 (negv4sf2, neg<mode>2): Likewise.
6875 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
6878 * config/ia64/ia64.md (divsi3): Check divide by zero.
6879 (udivsi3): Likewise.
6881 (udivdi3): Likewise.
6883 2005-08-21 Jakub Jelinek <jakub@redhat.com>
6885 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
6886 up to elem_bitsize bits, not max_bitsize.
6888 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6890 PR tree-optimization/23433
6891 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
6892 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
6894 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
6896 PR tree-optimization/23434
6897 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
6898 the iteration bound is not an INTEGER_CST.
6900 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
6902 * tree-vect-transform.c (get_initial_def_for_reduction): Set
6903 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
6904 NULL if need_epilog_adjust is false.
6905 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
6906 Case 3 always peels first itration, not just for PLUS case, and no need
6907 to use scalar_initial_def here. Create an epilog adjustment only if
6908 scalar_initial_def is not NULL.
6910 (vectorizable_reduction): Remove assert.
6912 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
6915 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
6916 (__moddi3): Likewise.
6917 (__udivdi3): Likewise.
6918 (__umoddi3): Likewise.
6919 (__divsi3): Likewise.
6920 (__modsi3): Likewise.
6921 (__udivsi3): Likewise.
6922 (__umodsi3): Likewise.
6924 2005-08-20 Jakub Jelinek <jakub@redhat.com>
6926 * tree-pass.h (TDF_GRAPH): Define.
6927 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
6928 * passes.c (finish_optimization_passes): Only call
6929 finish_graph_dump_file if TDF_GRAPH is set.
6930 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
6931 NULL. Set TDF_GRAPH bit.
6932 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
6934 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
6936 * arm.h (arm_stack_offsets): Add locals_base field.
6937 * arm.c (arm_get_frame_offsets): Compute it.
6938 (thumb_compute_initial_elimination offset): Make the Thumb frame
6939 pointer point to the base of the local variables.
6940 (thumb_expand_prologue): Update accordingly.
6941 (thumb_expand_epilogue): Likewise.
6943 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
6944 mode of clobbered scratch to DImode. Handle a case that's known to
6947 2005-08-19 David Edelsohn <edelsohn@gnu.org>
6949 * config/rs6000/rs6000.md (gt0<mode>): Delete.
6950 (gt0<mode>_compare): Delete.
6951 (neg_gt0<mode>): Delete.
6953 2005-08-19 Eric Christopher <echristo@apple.com>
6955 * optabs.h: Change CTI_ to COI_.
6958 2005-08-19 James E Wilson <wilson@specifix.com>
6960 * builtins.c (expand_builtin_return_addr): Set
6961 current_function_accesses_prior_frames when count != 0. Use
6962 frame_pointer_rtx when count == 0.
6963 * function.h (struct function): Add accesses_prior_frames field.
6964 (current_function_accesses_prior_frames): Define.
6965 * reload1.c (init_elim_table): Check
6966 current_function_accesses_prior_frames.
6967 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
6969 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6971 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
6972 indicator. Return true if the flowgraph changed during
6975 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6978 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
6979 conditional expression before testing its value.
6981 2005-08-19 Diego Novillo <dnovillo@redhat.com>
6983 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
6985 2005-08-19 Devang Patel <dpatel@apple.com>
6987 PR tree-optimization/23048
6988 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
6989 third parameter. Check whether latch is dominated by exit
6991 (if_convertible_loop_p): Supply exit block itself to
6992 if_convertible_bb_p.
6994 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
6997 * arm.md (arm_load_pic_register): Change argument to the mask of
6998 saved registers. Call thumb_find_work_register if we need a
6999 scratch register on Thumb.
7000 (arm_expand_prologue): Pass empty register set to
7001 arm_load_pic_register.
7002 (thumb_expand_prologue): Pass live_regs_mask directly to
7003 arm_load_pic_register.
7004 * arm-protos.h (arm_load_pic_register): Update prototype.
7006 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
7008 * sh.c (find_sole_member): New function.
7009 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
7010 if the record's alignment is larger than the size of its only member.
7012 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
7015 * arm.c (thumb_legitimize_reload_address): New function.
7016 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
7017 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
7019 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
7021 * config/crx/crx.c: Implement crx_decompose_address. Reject
7022 symbolic displacements since CRX register relative adressing
7023 mode can't handle unsigned 32-bit values as displacements.
7024 * config/crx/crx.h: Simplify definitions, remove redundant
7025 parenthesis and obsolete macros.
7026 * config/crx/crx.opt: Add new switch for debugging addresses.
7027 * config/crx/crx-protos.h: Add new declarations for above.
7029 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
7032 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
7035 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7037 * collect2.c (dup2): Delete.
7038 * configure.ac: Don't check for dup2.
7040 * config.in, configure: Regenerate.
7042 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
7044 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
7045 record with the type of its only member.
7047 2005-08-18 David Edelsohn <edelsohn@gnu.org>
7049 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
7050 define_insn_and_split.
7051 (plus_ltu<mode>_compare): Same.
7052 (gtu<mode>_compare): Same.
7053 (plus_gtu<mode>_compare): Same.
7055 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
7057 PR tree-optimization/22228
7058 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
7060 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
7061 are recorded in vect_vnames_to_rename for renaming.
7062 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
7063 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
7064 in vect_vnames_to_rename.
7065 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
7066 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
7068 2005-08-18 Jan Hubicka <jh@suse.cz>
7071 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
7072 info only for local statics, not for member variables.
7074 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7076 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
7078 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7080 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
7082 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
7085 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
7087 2005-08-17 James E Wilson <wilson@specifix.com>
7089 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7092 2005-08-17 David Edelsohn <edelsohn@gnu.org>
7094 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
7095 (leu<mode>_compare): Same.
7096 (plus_leu<mode>): Same.
7097 (neg_leu<mode>): Same.
7098 (and_neg_leu<mode): Same.
7099 (ltu<mode>_compare): Same.
7100 (plus_ltu<mode>): Same.
7102 (geu<mode>_compare): Same.
7103 (plus_geu<mode>): Same.
7104 (neg_geu<mode>): Same.
7105 (and_neg_geu<mode>): Same.
7106 (plus_gt<mode>): Same.
7107 (gtu<mode>_compare): Same.
7108 (plus_gtu<mode>): Same.
7110 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
7112 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
7113 Move call_table_data to end. Delete spurious .text.
7114 (callt_save_all_interrupt): Fix comment typo.
7116 2005-08-17 James E Wilson <wilson@specifix.com>
7117 Kevin Winchester <winchester@amirix.com>
7120 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
7122 2005-08-17 Uros Bizjak <uros@kss-loka.si>
7125 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
7126 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
7128 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
7130 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
7131 record with the type of its only member if the modes don't match.
7133 * varasm.c (decode_reg_name): Skip empty additional register names.
7135 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
7137 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
7138 lsm_tmp_name_length): New.
7139 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
7140 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
7142 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7143 Andreas Krebbel <krebbel1@de.ibm.com>
7145 * config.gcc: Added z9-109 switch.
7146 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
7147 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
7148 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
7149 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
7150 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
7151 for "z9_109" cpu attribute.
7152 * config/s390/s390.c (z9_109_cost): New processor cost structure.
7153 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
7154 (s390_handle_arch_option): Added z9-109 switch.
7155 (override_options): Set respective cost function for z9-109.
7156 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
7157 (legitimate_reload_constant_p): Accept extended immediates.
7158 (print_operand): Three new output modifiers added: k, m and o.
7159 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
7160 (s390_output_mi_thunk): Use extended immediate when possible.
7161 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
7162 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
7163 (CONSTRAINT_LEN): Added length of O constraint.
7164 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
7165 * config/s390/s390.md ("cpu"): New value z9_109 added.
7166 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
7167 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
7168 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
7169 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
7170 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
7171 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
7172 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
7173 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
7174 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
7175 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
7176 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
7177 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
7178 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
7179 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
7180 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
7182 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
7183 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
7184 insns for TARGET_EXTIMM.
7186 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
7188 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
7190 2005-08-17 Nick Clifton <nickc@redhat.com>
7192 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
7193 Call default_encode_section_info.
7195 2005-08-17 Steven Bosscher <stevenb@suse.de>
7197 PR tree-optimization/21574
7198 * tree-ssa-ccp.c (likely_value): If the right hand side is a
7199 constant, return CONSTANT.
7200 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
7201 (ccp_fold, visit_assignment): Likewise.
7202 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
7204 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7206 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
7207 fold_buildN instead of buildN then fold_initializer or fold.
7208 (build_unary_op): Likewise.
7209 (build_binary_op): Likewise.
7210 * fold-const.c (fold_initializer): Remove.
7211 (fold_build1_initializer): New function.
7212 (fold_build2_initializer): New function.
7213 (fold_build3_initializer): New function.
7214 * tree.h (fold_initializer): Remove.
7215 (fold_build1_initializer): New function.
7216 (fold_build2_initializer): New function.
7217 (fold_build3_initializer): New function.
7219 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
7221 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
7222 (try_move_mult_to_index): Call fold_build2 instead of build2.
7223 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
7224 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
7225 fold_binary_to_constant.
7226 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
7228 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
7229 check if A == gcd (A, B). Remove TYPE argument.
7230 (analyze_offset) Use fold_build2 instead of fold (build.
7231 (create_data_ref): Likewise.
7232 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
7233 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
7236 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
7238 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
7239 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
7241 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
7244 * gimplify.c (zero_sized_type): New function.
7245 (gimplify_modify_expr_rhs): If we have a zero sized type,
7246 replace the statement with an empty statement.
7248 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
7250 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
7253 2005-08-16 Ian Lance Taylor <ian@airs.com>
7255 * doc/tm.texi (Label Output): Correct typo.
7257 2005-08-16 Steven Bosscher <stevenb@suse.de>
7260 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
7261 force_operand will work later on using have_insn_for.
7263 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7265 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
7267 2005-08-16 Ian Lance Taylor <ian@airs.com>
7270 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
7271 vector type, don't try to construct it element by element. Add an
7272 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
7274 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7276 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
7278 2005-08-16 Geoffrey Keating <geoffk@apple.com>
7280 * doc/invoke.texi (Precompiled Headers): Document some more options
7281 which are known to be safe.
7283 2005-08-16 James E Wilson <wilson@specifix.com>
7285 PR tree-optimization/21105
7286 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
7287 TREE_OVERFLOW check.
7289 2005-08-16 David Edelsohn <edelsohn@gnu.org>
7291 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
7292 (neg_ltu<mode>): Same.
7294 (neg_gtu<mode>): Same.
7296 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7298 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
7299 (fold_builtin_isdigit): Use fold_buildN.
7300 (build_function_call_expr): Likewise.
7301 * c-typeck.c (c_finish_loop): Likewise.
7303 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
7304 Richard Shann <rshann@superh.com>
7306 PR middle-end/20396:
7307 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
7309 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
7311 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
7313 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
7316 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
7317 arm_compure_save_reg0_reg12_mask to determine when the PIC register
7320 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7323 * fold-const.c (build_range_check): Disable optimization for function
7324 pointer expressions on targets that require function pointer
7327 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
7329 * simplify-rtx.c (simplify_const_relational_operation): When
7330 extracting arguments of a COMPARE, recompute the mode as well.
7332 2005-08-15 Ian Lance Taylor <ian@airs.com>
7334 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
7336 2005-08-15 DJ Delorie <dj@redhat.com>
7338 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
7340 (movsi_splittable): Allow, but split, moves to the stack.
7341 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
7344 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7346 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
7347 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
7348 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
7350 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
7351 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
7352 Delete HOST_PTR_PRINTF.
7354 * configure, config.in: Regenerate.
7356 2005-08-15 David Edelsohn <edelsohn@gnu.org>
7358 * config/rs6000/rs6000.md (QHSI): New mode macro.
7359 (wd): Extend mode attr for QImode and HImode
7360 (dbits): New mode attr.
7361 (zero_extend<mode>di2): Convert to mode macro.
7363 2005-08-15 Steve Ellcey <sje@cup.hp.com>
7366 * doc/invoke.texi (-mgnu-ld): Update description.
7369 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7372 * Makefile.in (tree-chrec.o): Depends on real.h.
7373 * tree-chrec.c: Include real.h.
7374 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
7375 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
7376 * tree-scalar-evolution.c (add_to_evolution_1,
7377 interpret_rhs_modify_expr): Ditto.
7379 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
7382 * tree-data-ref.c (estimate_niter_from_size_of_data): When
7383 step is negative compute the estimation from init downwards to zero.
7385 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
7387 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
7389 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7391 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
7393 (legitimate_reload_constant_p): Fix handling of lliXX operands.
7394 Accept double-word constants that can be split.
7395 * config/s390/s390.md ("movti"): Use 'P' constraint.
7396 ("*movdi_31", "*movdf_31"): Likewise.
7398 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
7400 Fix PR tree-optimization/22615
7402 * tree-ssa-structalias.c (solution_set_add): Handle
7403 first_vi_for_offset returning NULL.
7404 (do_da_constraint): Ditto.
7405 (do_sd_constraint): Ditto.
7406 (do_ds_constraint): Ditto
7407 (find_func_aliases): Ditto.
7408 (build_constraint_graph): RHS is allowed be ANYTHING.
7409 (first_vi_for_offset): Return NULL if we couldn't find anything at
7412 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7414 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
7415 over memory as first operand.
7417 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
7420 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
7421 available for setting it.
7423 2005-08-14 Ira Rosen <irar@il.ibm.com>
7425 PR tree-optimization/23320
7426 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
7427 data-refs' types instead of base object nullness. Add check for
7428 pointer type data-refs before first location comparison. Remove
7431 2005-08-14 Andreas Schwab <schwab@suse.de>
7433 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
7435 2005-08-13 James E Wilson <wilson@specifix.com>
7437 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
7438 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
7439 -fstack-protector-all, --param ssp-buffer-size): Document.
7440 (-Wvariadic-macros): Alphabetize.
7441 (-fsched-stalled-insns-dep): Add missing 'f'.
7443 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
7446 2005-08-13 David Edelsohn <edelsohn@gnu.org>
7448 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
7449 or indirect address operand.
7450 (EXTRA_ADDRESS_CONSTRAINT): New.
7451 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
7453 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
7455 PR tree-optimization/22236
7456 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
7457 successors and predecessors.
7458 * tree-chrec.c (chrec_convert): Before converting, check that
7459 sequences don't wrap.
7460 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
7461 (analyze_array): Extern.
7462 (find_data_references_in_loop): Remove call to
7463 compute_estimated_nb_iterations.
7464 * tree-data-ref.h (analyze_array): Declared.
7465 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
7466 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
7467 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
7468 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
7470 * tree-ssa-loop-ivcanon.c: Fix documentation.
7471 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
7472 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
7473 (infer_loop_bounds_from_undefined): New.
7474 (estimate_numbers_of_iterations_loop): Use
7475 infer_loop_bounds_from_undefined.
7476 (used_in_pointer_arithmetic_p): New.
7477 (scev_probably_wraps_p): Pass an extra parameter. Call
7478 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
7479 (convert_step): Fix documentation.
7480 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
7481 Use initial_condition_in_loop_num and evolution_part_in_loop_num
7482 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
7483 scev_probably_wraps_p.
7485 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7487 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
7488 (s390_register_info): Ignore clobbered_regs information for fixed
7489 registers, and only fixed registers.
7490 (s390_init_frame_layout): Remove redundant call.
7492 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
7494 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
7495 description of -Wold-style-casts.
7497 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7498 Jakub Jelinek <jakub@redhat.com>
7500 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7501 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
7502 * config/s390/s390.c (print_operand): New output modifier 'G' added.
7503 (get_thread_pointer): Renamed to s390_get_thread_pointer.
7504 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
7505 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
7506 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
7507 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7508 ("stack_protect_set", "stack_protect_test"): New expanders.
7509 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
7510 "stack_protect_testdi"): New insn definitions.
7512 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7514 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
7516 2005-08-12 Paul Brook <paul@codesourcery.com>
7518 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
7520 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7522 * config/s390/predicates.md (setmem_operand): New predicate.
7523 (shift_count_operand): Accept ANDs with special constants as
7525 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
7526 with special constants.
7527 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
7528 shift_count_operand with setmem_operand.
7530 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7532 * config/s390/s390.c (s390_extract_part, s390_single_part):
7534 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
7535 (s390_output_mi_thunk): Don't use lg on 31 bit.
7536 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
7537 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
7539 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7541 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
7542 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
7543 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
7544 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
7545 with one of the new macros.
7547 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
7549 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
7550 Don't set save_return_addr_p.
7551 (s390_register_info): Make clobbered_regs not depending on
7554 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7556 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
7557 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
7559 2005-08-11 James E. Wilson <wilson@specifix.com>
7561 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
7563 2005-08-11 Jakub Jelinek <jakub@redhat.com>
7565 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
7566 locations gathered by var-tracking in single entry loc_list
7567 over loc_descriptor_from_tree.
7569 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
7570 pass it down to loc_descriptor.
7571 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
7572 (containing_function_has_frame_base): Move earlier in the file.
7573 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
7574 instead of always assuming fbreg can't be used.
7576 2005-08-11 David Edelsohn <edelsohn@gnu.org>
7578 * config/rs6000/altivec.md: Change constraint "m" to "Z".
7579 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7580 Accept address wrapped in AND for Altivec.
7581 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
7582 Strip AND wrapping offset address for Altivec.
7584 2005-08-11 Richard Henderson <rth@redhat.com>
7587 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
7588 before using TYPE_IS_SIZETYPE.
7590 2005-08-11 Richard Henderson <rth@redhat.com>
7593 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
7594 insn types not present on ev4.
7595 (alphaev5_insn_pipe): Similarly.
7597 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
7600 * arm.c (arm_override_options): If the user has selected callee-super-
7601 interworking, then enable normal interworking.
7603 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7605 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
7608 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
7610 * doc/rtl.texi: Fix two typos.
7612 2005-08-11 Richard Guenther <rguenther@suse.de>
7615 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
7616 cases where we call to/from functions returning void.
7618 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
7621 * tree.c (build_pointer_type_for_mode): Robustify.
7623 2005-08-10 James E Wilson <wilson@specifix.com>
7625 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
7626 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
7628 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
7631 2005-08-10 Eric Christopher <echristo@apple.com>
7633 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
7634 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
7637 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
7640 * config/darwin.c (machopic_indirect_data_reference): Use a new register
7641 for the high part when generating dynamic-no-pic code.
7643 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
7645 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
7646 (x86_64-*-linux*): Likewise.
7648 * config/i386/crtfastmath.c: New file.
7649 * config/i386/t-crtfm: Likewise.
7651 * config/i386/linux.h (ENDFILE_SPEC): New.
7652 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
7654 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7657 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
7659 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
7660 (vec_shl, vec_shr): Document new operations.
7661 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
7663 2005-08-10 David Edelsohn <edelsohn@gnu.org>
7665 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
7666 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
7667 change predicate to indexed_or_indirect_address.
7669 2005-08-10 Richard Sandiford <richard@codesourcery.com>
7671 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
7672 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
7673 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
7674 and __aeabi_uwrite8.
7675 * config/arm/unaligned-funcs.c: New file.
7676 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
7678 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
7680 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
7682 * cfglayout.c (pass_insn_locators_initialize): Add dump.
7683 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
7685 * except.c (pass_convert_to_eh_region_ranges): Add dump.
7686 * final.c (pass_shorten_branches): Add dump.
7687 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
7688 (pass_life): Rename dump.
7689 (rest_of_handle_flow2): Remove initial verify_flow_info.
7690 * function.c (pass_instantiate_virtual_regs): Add dump.
7691 * integrate.c (pass_initial_value_sets): Add dump.
7692 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
7693 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
7694 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
7695 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
7696 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
7697 gate_rtl_unrool_and_peel_loops): New.
7698 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
7699 rtl_doloop): Do not look at flags.
7700 * mode-switching.c (pass_mode_switching): Add dump.
7701 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
7702 pass_split_before_regstack): Add dump.
7703 * regmove.c (pass_stack_adjustments): Add dump.
7704 * tree-optimize.c (pass_fixup_cfg): Add dump.
7706 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7709 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
7710 deciding which instruction sequence to use.
7712 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
7714 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
7715 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
7717 2005-08-09 Richard Guenther <rguenther@suse.de>
7719 * c-common.c (builtin_function_2): Remove.
7720 (def_builtin_1): New function.
7721 (c_common_nodes_and_builtins): Use def_builtin_1 to
7722 build builtin functions.
7724 2005-08-09 Jie Zhang <jie.zhang@analog.com>
7726 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
7727 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7728 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
7731 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7733 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
7734 fold_binary instead of fold_build2 since we don't care about the
7736 (loop_niter_by_eval): Likewise.
7737 (compare_trees): Likewise.
7738 (proved_non_wrapping_p): Likewise.
7740 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
7744 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
7745 if the if is really empty.
7747 2005-08-09 Steven Bosscher <stevenb@suse.de>
7749 PR tree-optimization/23234
7750 * tree-ssa-math-opts.c (place_reciprocal): New enum.
7751 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
7752 argument of the new enum.
7753 (execute_cse_reciprocals): Add reciprocals for function arguments
7754 on the unique successor edge of the entry block. Update other calls
7755 to execute_cse_reciprocals_1.
7757 2005-08-08 Richard Henderson <rth@redhat.com>
7760 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
7762 2005-08-08 Bob Wilson <bob.wilson@acm.org>
7764 * expr.c (write_complex_part): Return after handling MEM.
7766 2005-08-08 Josh Conner <jconner@apple.com>
7768 PR rtl-optimization/23241
7769 * combine.c (simplify_comparison): Fix error in determining
7770 whether to lift a subreg from comparison.
7772 2005-08-08 David Edelsohn <edelsohn@gnu.org>
7775 * config/rs6000/altivec.md (vec_init<mode>): New.
7776 (vec_set<mode>): New.
7777 (vec_extract<mode>): New.
7778 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
7779 (rs6000_expand_vector_set): New.
7780 (rs6000_expand_vector_extract): New.
7781 (rs6000_legitimate_offset_address_p): Offset addresses are valid
7782 for Altivec modes before reload.
7783 (altivec_expand_vec_init_builtin): New.
7784 (get_element_number): New.
7785 (altivec_expand_vec_set_builtin): New.
7786 (altivec_expand_vec_ext_builtin): New.
7787 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
7789 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
7791 * config/rs6000/rs6000.h (rs6000_builtins): Add
7792 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
7793 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
7794 * config/rs6000/rs6000-protos.h: Declare new functions.
7796 2005-08-08 Jan Hubicka <jh@suse.cz>
7798 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
7799 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
7800 * i386.md (movdi*): Use pic_32bit_operand.
7801 * predicates.md (pic_32bit_operand): New.
7803 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
7806 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
7808 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
7810 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
7811 (test_for_singularity): Use fold_build2.
7813 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7815 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
7817 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
7819 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
7820 (COMMON_ASM_OP) Define.
7821 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
7822 (ix86_encode_section_info): Likewise.
7823 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
7824 SUBTARGET_ENCODE_SECTION_INFO.
7826 2005-08-06 Richard Henderson <rth@redhat.com>
7829 * tree-nested.c (convert_local_reference): Save and restore val_only
7830 around component_ref and friends. Clear walk_subtrees by default.
7832 2005-08-06 Peter O'Gorman <peter@pogma.com>
7835 * gcc.c (process_command): Check the argument to -b has a dash.
7836 * doc/invoke.texi: Update -b and -V docs.
7838 2005-08-06 James E Wilson <wilson@specifix.com>
7840 * config/mips/cross64.h, config/mips/t-cross64: Delete.
7842 2005-08-06 Michael Matz <matz@suse.de>
7844 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
7845 member only if only one insn is associated with the value.
7847 2005-08-06 Nick Clifton <nickc@redhat.com>
7849 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
7851 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
7852 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
7853 Check symbol flags instead of symbol name mangling.
7854 (xstormy16_asm_output_aligned_common): Likewise. Also
7855 simplify code since the bss100_section cass is the only case
7856 where the below100 code will be triggered.
7857 (xstormy16_encode_section_info): Encode below100 attribute
7858 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
7860 (xstormy16_strip_name_encoding): Delete - this function is no
7862 (TARGET_STRIP_NAME_ENCODING): Undefine.
7863 * config/stormy16/stormy16-protos.h: Delete prototype for
7864 xstormy16_strip_name_encoding.
7866 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
7868 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
7869 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
7870 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
7871 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
7872 config/alpha/predicates.md, config/arc/arc.h,
7873 config/arm/arm.h, config/arm/ieee754-df.S,
7874 config/arm/ieee754-sf.S, config/bfin/bfin.c,
7875 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
7876 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
7877 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
7878 config/m68hc11/m68hc11.h, config/mips/mips.c,
7879 config/mips/mips.h, config/mips/openbsd.h,
7880 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
7881 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
7882 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
7883 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
7884 config/sparc/linux.h, config/sparc/linux64.h,
7885 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
7886 doc/extend.texi, doc/gcov.texi, doc/install.texi,
7887 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
7888 typos. Follow spelling conventions.
7890 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
7893 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
7894 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
7895 specially. Check for side effects only for COND_EXPR.
7896 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
7897 return with TREE_NO_WARNING.
7899 2005-08-06 Richard Sandiford <richard@codesourcery.com>
7901 PR rtl-optimization/23233
7902 * loop.c (combine_movables): Require the modes to be the same.
7903 (move_movables): Remove handling of cases where the replacement
7904 had a different mode to the original.
7906 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
7908 PR tree-optimization/23128
7909 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
7910 subtraction wrap, and set TREE_OVERFLOW if they do.
7912 2005-08-05 Richard Henderson <rth@redhat.com>
7915 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
7916 FORCED_LABEL labels.
7918 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
7921 * reload.c (find_reloads_subreg_address): Pass down TYPE
7922 unchanged. Change all callers except find_reloads_toplev.
7924 2005-08-05 Michael Matz <matz@suse.de>
7926 * genattrtab.c (current_alternative_string): Remove.
7927 (SIMPLIFY_ALTERNATIVE): Ditto.
7928 (attr_alt_bit_p): Ditto.
7929 (alternative_name): Make const char *.
7930 (evaluate_eq_attr): Remove use of above things.
7931 (simplify_test_exp): Ditto.
7932 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
7933 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
7935 2005-08-04 James E Wilson <wilson@specifix.com>
7937 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
7938 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
7939 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
7940 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
7941 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
7943 2005-08-04 Richard Henderson <rth@redhat.com>
7946 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
7947 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
7948 * tree-sra.c (decide_block_copy): Use it. Disable element copy
7949 if we'd have to instantiate too many members.
7951 2005-08-04 Richard Henderson <rth@redhat.com>
7954 * tree-outof-ssa.c (coalesce_asm_operands): New.
7955 (coalesce_ssa_name): Use it. Split out ...
7956 (coalesce_phi_operands, coalesce_result_decls): ... these.
7958 2005-08-04 Paul Brook <paul@codesourcery.com>
7960 * read-rtl.c (read_quoted_string): Break if EOF.
7962 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
7964 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
7965 (fold_build2): Likewise.
7966 (fold_build3): Likewise.
7967 (fold_build1_stat): New function prototype.
7968 (fold_build2_stat): Likewise.
7969 (fold_build3_stat): Likewise.
7970 * fold-const.c (fold_build1): Rename to ..
7971 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7972 through to build1_stat.
7973 (fold_build2): Rename to ..
7974 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7975 through to build2_stat.
7976 (fold_build3): Rename to ..
7977 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
7978 through to build3_stat.
7980 2005-08-04 David Edelsohn <edelsohn@gnu.org>
7981 Ian Lance Taylor <ian@airs.com>
7983 * function.c (assign_stack_local_1): Do not correct stack slot
7984 address if allocation size is smaller than mode size.
7986 2005-08-04 Diego Novillo <dnovillo@redhat.com>
7989 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
7990 (tree_merge_blocks): Propagate anything allowed by
7992 Clarify documentation.
7993 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
7994 SSA form, schedule an update if necessary.
7996 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
7998 * doc/install.texi (Binaries): Remove broken link to
7999 Sinix/Reliant Unix binaries.
8001 2005-08-03 Richard Henderson <rth@redhat.com>
8004 * function.c (stack_protect_epilogue): Export.
8005 * tree.h (stack_protect_epilogue): Declare.
8006 * calls.c (expand_call): Call it.
8008 2005-08-03 Eric Christopher <echristo@apple.com>
8010 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
8011 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
8014 2005-08-04 Jan Hubicka <jh@suse.cz>
8016 * profile.c (branch_prob): Split edges with goto locus on them
8017 to get proper line counts.
8018 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
8020 2005-08-03 Paul Brook <paul@codesourcery.com>
8022 * function.c (assign_parms): Round current_function_args_size
8023 to PARM_BOUNDARY, not STACK_BOUNDARY.
8025 2005-08-03 Geoffrey Keating <geoffk@apple.com>
8027 * config/i386/i386.c (x86_elf_aligned_common)
8028 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
8030 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
8032 PR tree-optimization/23157
8033 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
8034 before emitting them.
8036 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8038 PR tree-optimization/19899
8039 * Makefile.in (tree-scalar-evolution.o): Add real.h.
8040 * tree-scalar-evolution.c: Include real.h.
8041 (add_to_evolution): Build constant -1 of correct type.
8043 2005-08-03 Jan Hubicka <jh@suse.cz>
8045 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
8046 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
8047 profile updating for complette unrolling.
8048 * loop-unroll.c (peel_loop_completely): Use it.
8049 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
8050 (tree_unroll_loops_completely): Disable code growing unrolling of cold
8053 2005-08-03 Paul Brook <paul@codesourcery.com>
8055 * combine.c (can_change_dest_mode): New function.
8056 (try_combine, simplify_set): Use it.
8058 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
8060 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
8063 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
8065 * doc/install.texi (Specific): Adjust link to openavr.org.
8066 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
8067 (Binaries): Adjust HP-UX Porting Center link.
8068 (Binaries): Adjust Free Software Foundation ordering link.
8070 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
8072 * convert.c (convert_to_integer): Use fold_build1 instead of
8073 build1 when converting an integer to an integer.
8075 2005-08-02 Richard Henderson <rth@redhat.com>
8077 * combine.c (combine_instructions): Don't use reg_equal/equiv
8078 results if the mode doesn't match.
8080 2005-08-02 Mark Mitchell <mark@codesourcery.com>
8082 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
8083 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
8085 2005-08-02 Richard Henderson <rth@redhat.com>
8088 * explow.c (memory_address): Remove special-case for
8089 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
8091 2005-08-02 Diego Novillo <dnovillo@redhat.com>
8094 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
8095 number of calls to cleanup_tree_cfg_1.
8097 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
8099 * doc/invoke.texi: document file extensions .F90 and .F95
8101 2005-08-02 Richard Guenther <rguenther@suse.de>
8103 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
8104 positive if its first argument is positive.
8106 2005-08-02 Richard Guenther <rguenther@suse.de>
8108 PR tree-optimization/23177
8109 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
8112 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
8114 PR tree-optimization/23129
8115 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
8116 varying for divisions with anti-ranges.
8118 2005-08-02 Jan Hubicka <jh@suse.cz>
8120 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
8121 * tree-ssa-threadupdate.c (thread_block): Add it here.
8123 2005-08-01 James E Wilson <wilson@specifix.com>
8125 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
8126 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
8127 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
8129 * config/mips/predicates.md (const_call_insn_operand): Add check for
8130 SYMBOL_REF_LONG_CALL_P.
8131 * doc/extend.texi (long_call): Document the new attribute.
8133 2005-08-01 Ian Lance Taylor <ian@airs.com>
8134 Richard Henderson <rth@redhat.com>
8136 * Makefile.in (RTL_BASE_H): Add real.h.
8137 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
8139 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
8141 * rtl.c (rtl_check_failed_code_mode): New.
8142 * rtl.h (struct rtx_def): Add u.rv.
8143 (XCMWINT, XCNMPRV): New.
8144 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
8145 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
8147 2005-08-01 Richard Henderson <rth@redhat.com>
8149 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
8150 with auto-inc codes.
8152 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
8154 2005-08-01 Jan Hubicka <jh@suse.cz>
8156 * i386-protos.h (asm_preferred_eh_data_format): Declare.
8157 * i386.c: Include dwarf2.h
8158 (asm_preferred_eh_data_format): New.
8159 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
8161 2005-08-01 Ian Lance Taylor <ian@airs.com>
8163 * config/host-linux.c (linux_gt_pch_get_address): Add new name
8164 randomize_va_space for virtual address randomization control.
8166 2005-08-01 Steven Bosscher <stevenb@suse.de>
8168 * common.opt (flag_ipa_cp): Put in right place to maintain
8171 2005-08-01 Jan Hubicka <jh@suse.cz>
8173 * profile.c (compute_value_histograms): Fix thinko.
8174 * value-prof.c: Include toplev.h
8175 (check_counter): New function.
8176 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8177 tree_mod_subtract_transform): Add sanity check.
8179 2005-08-01 Richard Guenther <rguenther@suse.de>
8181 PR tree-optimization/23133
8182 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
8183 current functions parameter decls to find defs to cse
8186 2005-08-01 Richard Guenther <rguenther@suse.de>
8188 PR tree-optimization/23109
8189 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
8190 If trapping math is in effect, use post-dominator information
8191 to check if we'd in any case reach a trapping point before
8192 doing the reciprocal insertion.
8193 (execute_cse_reciprocals): Compute post-dominators, if necessary.
8194 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
8195 expressions are invariant only if trapping math is not in effect.
8197 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8199 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
8200 cgraph_function_versioning): New declarations.
8201 * cgraphunit.c: Add include to ipa-prop.h.
8202 (update_call_expr, cgraph_copy_node_for_versioning,
8203 cgraph_function_versioning): New functions.
8204 * integrate.c (copy_decl_for_inlining): Remove.
8205 * ipa-prop.h (ipa_replace_map): New struct.
8206 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
8207 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
8208 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
8209 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
8210 ipcp_iterate_stage, ipcp_method_scale_print,
8211 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
8212 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
8213 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
8214 ipcp_update_bb_counts, ipcp_update_profiling,
8215 ipcp_update_edges_counts): New functions.
8216 (ipcp_method_cval_init): Remove restriction regarding local methods.
8217 (ipcp_init_stage): Add ipcp_method_compute_scale.
8218 (ipcp_insert_stage): Add versioning.
8219 (ipcp_structures_print): Add ipcp_method_scale_print.
8220 (ipcp_driver): Dump profiling info.
8221 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
8222 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
8223 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
8224 (struct inline_data): Add versioning_p, ipa_info, new fields.
8225 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
8226 declare_return_variable): Replace calls to copy_decl_for_inlining with
8228 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
8230 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
8231 Add argument VERSIONING.
8232 (copy_arguments_for_versioning, copy_static_chain,
8233 function_versionable_p, tree_versionable_function_p,
8234 tree_function_versioning, replace_ref_tree): New functions.
8235 * tree-inline.h: Include varray.h.
8236 (tree_versionable_function_p, tree_function_versioning,
8237 tree copy_decl_for_dup): New declarations.
8239 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
8241 * ipa-cp.c: New file. Contains IPCP specific functionality.
8242 * ipa-prop.h: New file. Contains structures/definitions that can be
8243 used by several interprocedural data flow optimizations (and also IPCP).
8244 * ipa-prop.c: New file.
8245 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
8246 * common.opt: Add ipa-cp flag.
8247 * timevar.def: Add IPCP optimization.
8248 * tree-optimize.c (init_tree_optimization_passes): Schedule
8250 * tree-pass.h (pass_ipa_cp): Declare.
8252 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
8254 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
8255 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
8256 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
8257 config/i386/i386.c, config/mips/mips.h,
8258 config/rs6000/rs6000.h, config/sh/sh.c,
8259 config/stormy16/stormy16.c: Fix comment typos.
8261 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
8264 * c-typeck.c (build_binary_op): Use common_type wrapper on
8266 (common_type): Update comment.
8268 2005-07-31 Steven Bosscher <stevenb@suse.de>
8271 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
8272 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
8273 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
8275 2005-07-31 Jan Hubicka <jh@suse.cz>
8277 * pretty-print.h (pp_widest_integer): New macro.
8278 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
8281 2005-07-31 Jan Hubicka <jh@suse.cz>
8283 * output.h (enum section_category): Export from varasm.c
8284 (categorize_decl_for_section): Likewise.
8285 * varasm.c (enum section_category): Kill.
8286 (categorize_decl_for_section): Make global.
8287 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
8289 * i386.c (ix86_section_threshold): New static variable.
8290 (ix86_in_large_data_p, ix86_encode_section_info,
8291 x86_64_elf_unique_section,
8292 x86_64_elf_select_section): New functions.
8293 (TARGET_ENCODE_SECTION_INFO): Define
8294 (override_options): Enable medium model for PIC.
8295 (ix86_expand_prologue): Expand gen_set_got_rex64.
8296 (legitimate_constant_p): Handle new UNSPECs.
8297 (legitimate_pic_address_disp_p): Likewise.
8298 (legitimize_pic_address): Lower MEDIUM model addressing.
8299 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
8300 (enum cmodel): Add MEDIUM_PIC.
8301 (SYMBOL_REF_FAR_ADDR_P): New macro.
8302 (SYMBOL_FLAG_FAR_ADDR): New flag.
8303 * i386.md (movdi): Support medium model.
8304 (set_got_rex64): New pattern.
8305 * i386.opt (mlarge-data-threshold): New flag.
8306 * predicates.md (zext_operand/sext_operand): Deal with medium model.
8307 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
8308 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
8309 TARGET_ASM_UNIQUE_SECTION): New.
8311 * invoke.texi (-mlarge_data_threshold): Document
8313 2005-07-31 Jan Hubicka <jh@suse.cz>
8315 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
8316 (coalesce_vars): Likewise.
8317 * tree-ssa-live.c (coalesce_cost): New.
8318 (build_tree_conflict_graph): Use coalesce_cost.
8319 * tree-ssa-live.h (coalesce_cost): Declare.
8321 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
8323 * arm.md (all peepholes for post-increment operations): Delete.
8324 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
8325 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
8326 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
8327 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
8328 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
8330 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
8332 * fold-const.c (tree_expr_nonnegative_p): Always return true for
8335 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
8338 * doc/invoke.texi: Document -rdynamic.
8340 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
8343 * c-parser.c (c_parser_parms_list_declarator): Call
8344 mark_forward_parm_decls.
8345 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
8346 decls with visibility structure.
8348 2005-07-30 Paul Brook <paul@codesourcery.com>
8350 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
8352 2005-07-30 Paul Brook <paul@codesourcery.com>
8354 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
8356 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
8358 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
8360 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8363 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
8364 nested function declarators.
8365 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
8366 (grokparms): Call warn_if_shadowing for parameters used within the
8368 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
8369 not used within the parameter list.
8370 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
8372 2005-07-30 Jan Hubicka <jh@suse.cz>
8374 * expr.c (expand_expr_real_1): Do not load mem targets into register.
8375 * i386.c (ix86_fixup_binary_operands): Likewise.
8376 (ix86_expand_unary_operator): Likewise.
8377 (ix86_expand_fp_absneg_operator): Likewise.
8378 * optabs.c (expand_vec_cond_expr): Validate dest.
8380 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8383 * real.c (real_from_string): Also set last bit if there is a
8384 nonzero hex digit beyond GCC's internal precision after ".".
8386 2005-07-29 David Edelsohn <edelsohn@gnu.org>
8388 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
8389 define_constants. Change duplicate values to unassigned numbers.
8390 Change UNSPEC_SUBS to UNSPEC_VSUBS.
8391 (*altivec_vspltsf): New.
8392 (altivec_vperm_v4sf): Delete.
8393 (altivec_vperm_<mode>): Use mode macro V.
8394 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
8395 (altivec_predicate_v4sf): Delete.
8396 (altivec_predicate_<mode>): Use mode macro V.
8397 (*altivec_lvesfx): New.
8398 (*altivec_stvesfx): New.
8399 (vec_realign_load_v4sf): Delete.
8400 (vec_realign_load_<mode>): Use mode macro V.
8401 * config/rs6000/rs6000.c (generate_set_vrsave): Use
8404 2005-07-29 Mark Mitchell <mark@codesourcery.com>
8407 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
8409 * configure: Regenerated.
8411 2005-07-29 Paul Brook <paul@codesourcery.com>
8413 * doc/install.texi: Add link to GFortran binaries wiki page.
8415 2005-07-29 David Ung <davidu@mips.com>
8417 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
8418 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
8419 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
8420 * config/mips/mips.md (cpu): Add 5kf name.
8421 (includes): Includes 5k.md.
8422 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
8423 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
8426 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8429 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
8430 (cleanup_tree_cfg): ... here.
8431 Call cleanup_tree_cfg_1 until there are no more cleanups to
8434 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
8436 * tree-vrp.c (compare_range_with_value): Return true or false
8437 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
8438 EQ_EXPR respectively.
8440 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
8442 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
8445 2005-07-29 Diego Novillo <dnovillo@redhat.com>
8447 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
8448 (tree_ssa_dominator_optimize): Increment it.
8449 (dump_dominator_optimization_stats): Print it.
8451 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
8452 Steven Bosscher <stevenb@suse.de>
8454 PR rtl-optimization/23117
8455 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
8456 when head == tail. Tidy comment.
8458 2005-07-28 Richard Henderson <rth@redhat.com>
8460 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
8461 * cselib.c (rtx_equal_for_cselib_p): Likewise.
8462 * jump.c (rtx_renumbered_equal_p): Likewise.
8463 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
8464 CONST_INT and CONST_DOUBLE.
8465 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
8466 * reload.c (operands_match_p): Special case CONST_INT and
8467 CONST_DOUBLE; check mode earlier.
8469 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8472 * c-typeck.c (convert_for_assignment): Do not check
8473 DECL_IN_SYSTEM_HEADER on NULL fundecl.
8475 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8478 * c-typeck.c (composite_type): Prefer constant size arrays to
8481 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
8484 * real.c (real_from_string): Set last bit if there is a nonzero
8485 hex digit beyond GCC's internal precision.
8487 2005-07-28 Richard Henderson <rth@redhat.com>
8490 * cfgcleanup.c (try_forward_edges): Watch out for end of
8493 2005-07-28 James E Wilson <wilson@specifixinc.com>
8496 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
8498 2005-07-28 Jan Hubicka <jh@suse.cz>
8500 * Makefile.in (rtl-profile.o): Kill all traces of it.
8501 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
8502 * coverage.h (rtl_coverage_counter_ref): Kill.
8503 * opts.c (flag_speculative_prefetching_set): Kill.
8504 (flag_loop_optimize_set): New.
8505 (common_handle_option): Disable loop optimizer when profiling;
8506 do not handle speculative prefetching.
8507 * passes.c (init_optimization_passes): Replace pass_profiling combo
8508 by branch_prob pass.
8509 * profile.c (compute_value_histograms): Update for simplified value
8511 (rtl_register_profile_hooks): Kill.
8512 (pass_profiling): Kill.
8513 (rest_of_handle_branch_prob): Do not profile.
8514 * toplev.c (process_options): Remove speculative prefetching.
8515 * toplev.h (flag_tree_based_profiling): Kill.
8516 * tree-profile.c (prepare_instrumented_value,
8517 tree_gen_interval_profiler, tree_gen_pow2_profiler,
8518 tree_gen_one_value_profiler, do_tree_profiling): Update for
8519 simplified datastructures.
8520 * value-prof.c: Add comment that speculative prefetching was dropped;
8521 update rest of file for simplified datastructures.
8522 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
8523 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
8524 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
8525 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
8526 rtl_mod_subtract, gen_speculative_prefetch,
8527 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
8528 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
8529 (gate_handle_value_profile_transformations,
8530 rest_of_handle_value_profile_transformations,
8531 pass_value_profile_transformations): Kill.
8532 * value-prof.h (histogram_value_t): Remove IL based unions.
8533 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
8534 rtl_profile_hooks): Remove hooks.
8536 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
8538 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
8539 (cgraph_clone_node): Likewise.
8540 * cgraph.h (cgraph_clone_edge): Update prototype.
8541 (cgraph_clone_node): Likewise.
8542 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
8544 (lookup_recursive_calls): Consider profile.
8545 (cgraph_decide_recursive_inlining): Fix updating; use new
8546 probability argument; use profile.
8547 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
8548 * tree-inline.c (copy_bb): Update clal of clone_edge.
8549 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
8551 * invoke.texi (min-inline-recursive-probability): Document.
8553 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
8555 * doc/install.texi (Configuration): Update Valgrind homepage.
8557 2005-07-28 Richard Henderson <rth@redhat.com>
8560 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
8561 labels we want to delete.
8562 (cfg_layout_merge_blocks): Likewise.
8564 2005-07-28 Richard Henderson <rth@redhat.com>
8567 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
8568 when expanding to nothing.
8570 2005-07-28 Josh Conner <jconner@apple.com>
8572 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
8573 (cgraph_decide_inlining_of_small_functions): Likewise.
8575 2005-07-28 Josh Conner <jconner@apple.com>
8577 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
8578 direction of badness if negative.
8579 (cgraph_default_inline_p): Add reason to parameters, and assign it
8581 (cgraph_decide_inlining_of_small_functions): New parameter in call
8582 to cgraph_default_inline_p.
8583 (cgraph_decide_inlining_incrementally): Likewise.
8584 * cgraphunit.c (decide_is_function_needed): Likewise.
8585 * cgraph.h (cgraph_default_inline_p): Likewise.
8587 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8589 * builtins.c: Fix comment typo(s).
8590 * genautomata.c: Likewise.
8591 * gimplify.c: Likewise.
8592 * tree-dfa.c: Likewise.
8593 * tree-flow-inline.h: Likewise.
8594 * tree-into-ssa.c: Likewise.
8595 * tree-ssa-alias.c: Likewise.
8596 * tree-ssa-ccp.c: Likewise.
8597 * tree-ssa-copy.c: Likewise.
8598 * tree-ssa-dce.c: Likewise.
8599 * tree-ssa-dom.c: Likewise.
8600 * tree-ssa-operands.c: Likewise.
8601 * tree-tailcall.c: Likewise.
8602 * tree-vectorizer.c: Likewise.
8603 * tree-vrp.c: Likewise.
8606 2005-07-28 Jeff Law <law@redhat.com>
8608 * tree-vrp.c (test_for_singularity): Extracted from ...
8609 (simplify_cond_using_ranges): Attempt to simplify a relational
8610 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
8612 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
8614 PR tree-optimization/22506
8615 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
8616 phis whose argument is constant.
8618 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
8620 PR rtl-optimization/18992
8621 Back out this patch:
8622 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8623 PR optimization/12142
8624 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
8625 uses of the register in the SET_SRC. Remove unnecessary argument.
8627 Replace it with this:
8628 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
8629 if flag_non_call_exceptions is set and the insn may trap, pass
8630 pc_rtx as dest for recursion.
8631 In SET_SRC part of SET case, if dest is already set, pass it down
8634 2005-07-28 Jan Hubicka <jh@suse.cz>
8636 * cfg.c (update_bb_profile_for_threading): Use RDIV.
8637 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
8638 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
8640 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
8641 profile when available.
8643 2005-07-28 Jan Beulich <jbeulich@novell.com>
8645 * config/ia64/ia64.c (ia64_load_pair_ok): New.
8646 (ia64_print_operand): Describe and handle 'X'.
8647 (ia64_register_move_cost): Also handle FP_REGS.
8648 (ia64_preferred_reload_class): Likewise.
8649 (ia64_secondary_reload_class): Likewise.
8650 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
8651 it. Also check for ITANIUM_CLASS_FLDP.
8652 * config/ia64/ia64.h (FP_REGNO_P): New.
8653 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
8654 (reg_class): Add FP_REGS.
8655 (REG_CLASS_NAMES): Adjust for it.
8656 (REG_CLASS_CONTENTS): Likewise.
8657 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
8658 (REG_CLASS_FROM_LETTER): Handle 'x'.
8659 (CLASS_MAX_NREGS): Handle FP_REGS.
8660 (MEMORY_MOVE_COST): Likewise.
8661 * config/ia64/ia64.md (itanium_class): Add fldp.
8662 (type): Handle fldp.
8663 (movti_internal): More allowable operand combinations. Use ldfp8 when
8664 splitting unnecessary. Remove predicable attribute. Adjust
8665 itanium_class attribute.
8666 (smuldi3_highpart): Remove outdated comment.
8667 (mulditi3, umulditi3, rotlti3): New expanders.
8668 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
8669 (absti2): Disabled new insn for future reference.
8670 Respective new splitters.
8671 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
8672 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
8673 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
8675 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
8677 PR rtl-optimization/23047
8678 * simplify-rtx.c (simplify_const_relational_operation): Respect
8679 flag_wrapv for comparisons with ABS.
8681 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
8683 PR tree-optimization/22493
8684 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
8685 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
8687 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
8689 * config/frv/frv.opt (moptimize-membar): New.
8691 * doc/invoke.texi: Document -moptimize-membar and its inverse.
8693 * config/frv/frv.h: Remove machine_function definition.
8695 * config/frv/frv.c (struct frv_io): New.
8696 (struct machine_function): Moved from frv.h. Add has_membar_p.
8697 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
8698 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
8699 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
8700 (frv_optimize_membar_global, frv_optimize_membar): New functions.
8701 (frv_reorg): Call frv_optimize_membar when appropriate.
8702 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
8703 (frv_expand_builtin): Adjust calls accordingly.
8704 (frv_io_address_cookie): New function.
8705 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
8706 load or store rather than a special insn. Add ccnstant address and
8707 io-type operands to the membar.
8708 (frv_ifcvt_modify_tests): Unsign regno.
8709 (frv_ifcvt_modify_tests): Same.
8711 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
8712 UNSPEC_OPTIONAL_MEMBAR constant.
8713 (builtin_read_<mode>): Delete.
8714 (builtin_write_<mode>): Delete.
8715 ("optional_membar_<mode>"): Add operand.
8717 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
8718 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
8719 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
8720 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
8721 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
8722 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
8723 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
8724 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
8725 * testsuite/gcc.target/frv/all-read-write-1.c: New.
8727 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
8729 * df.c (df_uses_record): Handle SCRATCH.
8731 2005-07-28 Steven Bosscher <stevenb@suse.de>
8734 * passes.c (rest_of_decl_compilation): If decl is a type and
8735 we have encountered errors, don't emit debug information.
8737 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
8739 * params.def: Fixed comment.
8741 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
8744 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
8745 (TARGET_ASM_UNALIGNED_HI_OP): Add.
8746 (TARGET_ASM_UNALIGNED_SI_OP): Add.
8748 2005-07-27 Steven Bosscher <stevenb@suse.de>
8751 * varasm.c (assemble_start_function): Don't do anything that may
8752 require a CFG if the current function is a thunk.
8754 2005-07-25 Geoffrey Keating <geoffk@apple.com>
8756 * doc/install.texi (Prerequisites): Mention that perl is needed
8757 to do export control in libstdc++ targetting Darwin.
8759 2005-07-27 Steven Bosscher <stevenb@suse.de>
8761 PR rtl-optimization/17808
8762 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
8763 (sched_insns_conditions_mutex_p): Split out from...
8764 (add_dependence): ...here. But don't call it from here.
8765 (add_dependence_list): Check sched_insns_conditions_mutex_p
8766 before calling add_dependence.
8767 (add_dependence_list_and_free): Likewise.
8768 (fixup_sched_groups): Likewise.
8769 (sched_analyze_1): Likewise.
8770 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
8771 (sched_analyze): Likewise.
8772 (sched_analyze_insn): Likewise.
8773 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
8774 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
8775 dependencies on all COND_EXEC insns to jumps ending basic blocks
8776 when doing intrablock scheduling.
8777 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
8779 2005-07-27 Jeff Law <law@redhat.com>
8781 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
8782 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
8783 equivalency sets, correctly handle the case were vr0 has an
8784 equivalency set, but vr1 does not.
8786 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
8788 PR tree-optimization/23073
8789 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
8790 vect_print_dump_info before fprintf.
8792 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8794 PR tree-optimize/22348
8795 * tree-ssa-loop-niter.c (number_of_iterations_cond):
8796 Fold the partial computation.
8798 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8800 PR tree-optimization/22325
8801 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
8803 * tree-scalar-evolution.c (scev_const_prop): Add generic final
8805 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
8806 (force_var_cost): ... this function.
8807 (compute_phi_arg_on_exit): Export.
8809 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8811 PR tree-optimization/20773
8812 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
8815 2005-07-27 Richard Guenther <rguenther@suse.de>
8817 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
8818 Avoid pushing again if current struct contains only
8819 fields we decomposed.
8821 2005-07-27 Jan Hubicka <jh@suse.cz>
8823 PR tree-optimization/22574
8824 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
8827 * tree-tailcall.c (decrease_profile): New function.
8828 (eliminate_tail_call): Use it.
8830 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
8831 visibility flags correctly in whole program mode.
8833 2005-07-26 Steve Ellcey <sje@cup.hp.com>
8835 PR rtl-optimization/22472
8836 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
8838 2005-07-26 Steven Bosscher <stevenb@suse.de>
8840 PR tree-optimization/22504
8841 * tree-complex.c (expand_complex_addition): Use 'code' instead
8842 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
8844 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8846 * config.gcc (cpu_type): Add frv case.
8847 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
8848 (supported_defaults): Add fr550 case.
8850 2005-07-26 Diego Novillo <dnovillo@redhat.com>
8853 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
8854 whether a pointer of type T * may point to objects of type T *.
8856 2005-07-26 DJ Delorie <dj@redhat.com>
8858 * configure: Regenerate.
8860 2005-07-26 Dale Johannesen <dalej@apple.com>
8862 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
8864 2005-07-26 Mark Mitchell <mark@codesourcery.com>
8866 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
8867 Clarify use of "build" in name.
8869 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
8871 * doc/extend.texi (Raw read/write Functions): New section.
8872 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
8873 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
8874 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
8875 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
8876 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
8877 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
8878 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
8879 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
8880 * config/frv/frv.c: Add bdesc_loads global.
8881 Add bdesc_stores global.
8882 (frv_init_builtins): Add support for __builtin_{read/write}*.
8883 (frv_volatile_memref): New.
8884 (frv_expand_load_builtin): New.
8885 (frv_expand_store_builtin): New.
8886 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
8887 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
8888 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
8889 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
8890 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
8891 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
8892 (builtin_read_<mode>): New.
8893 (builtin_write_<mode>): New.
8894 (builtin_write64): New.
8895 (optional_membar_<mode>): New.
8897 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
8899 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
8900 (rather than units) against HOST_BITS_PER_WIDE_INT.
8902 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
8904 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
8905 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
8906 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
8907 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
8910 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
8911 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
8912 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
8914 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
8916 2005-07-26 Richard Guenther <rguenther@suse.de>
8918 PR tree-optimization/22486
8919 * fold-const.c (fold_unary): Fold away useless component
8920 references of the form (T *)&T.x, if the address
8923 2005-07-25 James E Wilson <wilson@specifixinc.com>
8925 * dwarf2out.c (add_call_src_coords_attributes): New.
8926 (gen_inlined_subroutine_die): Call it.
8927 (maybe_emit_file, init_file_table): Add comments.
8928 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
8930 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
8931 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
8932 * tree.h (BLOCK_SOURCE_LOCATION): New.
8933 (struct tree_block): New field locus.
8935 2005-07-26 Andreas Schwab <schwab@suse.de>
8937 PR rtl-optimization/23043
8938 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
8939 when allocating a struct unoccr.
8941 2005-07-25 Richard Henderson <rth@redhat.com>
8944 * tree-complex.c (gate_no_optimization): True if errors.
8945 * Makefile.in (tree-complex.o): Update dependencies.
8947 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
8949 * config/frv/predicates.md (integer_register_operand): Use
8952 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
8955 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
8957 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
8959 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
8961 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
8962 types when flag_unsafe_math_optimizations is true.
8964 2005-07-25 Mark Mitchell <mark@codesourcery.com>
8966 * gcc.c (option_map): Add --sysroot.
8967 (process_command): Handle --sysroot.
8968 (display_help): Document it.
8969 * doc/cppopts.tex (-isysroot): Document.
8970 * doc/invoke.texi (--sysroot): Document.
8971 * doc/install.texi (--with-build-sysroot): Document.
8973 * Makefile.in (inhibit_libc): New variable.
8974 (INHIBIT_LIBC_CFLAGS): Likewise.
8975 (LIBGCC2_CFLAGS): Include
8976 $(INHIBIT_LIBC_CFLAGS).
8977 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
8978 ($(T)crtbegin.o): Do not use @inhibit_libc@.
8979 ($(T)crtend.o): Likewise.
8980 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
8981 ($(T)crtendS.o): Likewise.
8982 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
8983 ($(T)crtendT.o): Likewise.
8984 (stmp-fixinc): Do not complain about missing headers if
8986 * configure.ac (inhibit_libc): Set it to true/false.
8987 (--with-build-sysroot): New option. Use it to set
8989 * configure: Regenerated.
8991 2005-07-25 Manfred Hollstein <mh@suse.com>
8993 * calls.c (store_one_arg): Fix unsigned comparison warning.
8995 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8998 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
8999 (ggc_print_statistics): Initialize variable before use.
9001 2005-07-25 Richard Guenther <rguenther@suse.de>
9003 * tree-dfa.c (mark_new_vars_to_rename): Protect against
9004 calling with a PHI_NODE argument.
9006 * tree-flow-inline.h (overlap_subvar): Protect against
9009 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
9011 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
9012 * configure: Regenerate.
9014 2005-07-25 Ira Rosen <irar@il.ibm.com>
9016 * expr.c (highest_pow2_factor): Make extern.
9017 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
9018 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
9019 record_array_differ_p, array_ptr_differ_p): Likewise.
9020 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
9021 additional cases. Call the above functions.
9022 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
9023 base_object_differ_p when there are two base objects. Otherwise, compare
9024 base address and offset. Call may_alias_p.
9025 (dump_data_reference): Use a correct field name.
9026 (analyze_array): Make static. Initialize new data-ref fields.
9027 (analyze_indirect_ref): New function.
9028 (init_data_ref): Initialize new data-ref fields.
9029 (strip_conversion): Moved from tree-vect-analyze.c.
9030 (analyze_offset_expr, get_ptr_offset, address_analysis,
9031 object_analysis): Likewise.
9032 (analyze_offset): New function.
9033 (create_data_ref): Likewise.
9034 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
9035 dimensions for ARRAY_REFs only.
9036 (build_classic_dist_vector): Make static.
9037 (access_functions_are_affine_or_constant_p): Call macro to get the
9038 address of access functions.
9039 (compute_all_dependences): Add new parameter
9040 compute_self_and_read_read_dependences. Compute self and read-read
9041 dependences if it is true.
9042 (find_data_references_in_loop): Call create_data_ref. Initialize new
9044 (compute_data_dependences_for_loop): Add new parameter
9045 compute_self_and_read_read_dependences. Remove parameter nb_loops,
9046 compute nb_loops. Call compute_all_dependences,
9047 build_classic_dist_vector and build_classic_dir_vector with correct
9049 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
9050 with correct parameters. Compare dimensions for ARRAY_REFs only.
9051 (free_data_refs): Call macro to free access functions.
9052 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
9053 fields from stmt_vinfo.
9054 (struct base_object_info): New structure.
9055 (struct data_reference): Move fields to base_object_info. Add fields
9056 first_location and object_info for above structures. Move fields from
9057 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
9058 aligned_to. Add macros to access the new fields.
9059 Update functions declarations.
9060 * tree-flow.h (is_aliased_with): Declare.
9061 * tree-loop-linear.c (linear_transform_loops): Call
9062 compute_data_dependences_for_loop with correct parameters.
9063 * tree-ssa-alias.c (is_aliased_with): New function.
9064 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
9065 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
9066 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
9067 vect_base_addr_differ_p, compute_subscript_distance and
9068 build_classic_dist_vector. Add printings. Check absolute value of
9070 (vect_analyze_data_ref_dependences): Go through ddrs instead of
9072 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
9073 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
9074 to bytes. Add printing.
9075 (vect_compute_data_refs_alignment): Go through loads and stores in one
9077 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
9078 vect_analyze_data_ref_access): Likewise.
9079 (vect_analyze_pointer_ref_access): Remove.
9080 (vect_address_analysis, vect_object_analysis): Likewise.
9081 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
9082 and analyze data-refs in the loop.
9083 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
9084 fields of data-ref instead of stmt. Add init to the offset from the
9086 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
9087 (vect_update_init_of_dr): Likewise.
9088 (vect_update_inits_of_drs): Go through loads and stores in one loop.
9089 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
9091 (new_loop_vec_info): Initialize new fields.
9092 (destroy_loop_vec_info): Free new fields.
9093 (vect_strip_conversion): Remove.
9094 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
9095 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
9096 datarefs. Add new field ddrs.
9097 Add macros for the new fields access.
9098 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
9099 base_aligned_p, misalignment, memtag, ptr_info and subvars.
9100 Remove their macros.
9101 * tree.h (highest_pow2_factor): Declare.
9103 2005-07-25 Jakub Jelinek <jakub@redhat.com>
9105 * calls.c (store_one_arg): Check for sibling call MEM arguments
9106 from already clobbered incoming argument area.
9108 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9110 * c-common.c (check_missing_format_attribute): New.
9111 * c-common.h (check_missing_format_attribute): Likewise.
9112 * c-typeck.c (convert_for_assignment): Use it.
9114 2005-07-24 Andreas Schwab <schwab@suse.de>
9116 * config/m68k/m68k.md ("extendqidi2"): When source is an address
9117 register use a word move. Correct operand of ext.w in 68000 code.
9119 2005-07-23 Mark Mitchell <mark@codesourcery.com>
9121 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
9122 variables as declarations, rather than definitions.
9124 2005-07-24 Ira Rosen <irar@il.ibm.com>
9126 PR tree-optimization/22526
9127 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
9130 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9132 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
9133 that C99 reserve for future use. Use it to define clog10,
9134 clog10f and clog10l.
9136 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9138 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
9139 * configure.ac: Check for -Wmissing-format-attribute.
9141 * configure: Regenerate.
9143 2005-07-23 Richard Henderson <rth@redhat.com>
9145 PR tree-optimization/22623
9146 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
9148 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
9151 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
9153 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9155 * Makefile.in (C_TREE_H): Update dependencies.
9156 * c-tree.h: Include toplev.h.
9157 * diagnostic.h (diagnostic_set_info): Add format attribute.
9158 * rtl-error.c (diagnostic_for_asm): Likewise.
9160 2005-07-23 Chao-ying Fu <fu@mips.com>
9162 * config/mips/mips-dsp.md: New file.
9163 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
9164 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
9166 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
9167 MIPS_BUILTIN_BPOSGE32.
9168 (mips_expand_builtin_direct): Add one parameter to indicate that
9169 builtin functions need to return a value.
9170 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
9172 (mips_regno_to_class): Add classes for 12 new DSP registers.
9173 (mips_subword): Change to check four HI registers.
9174 (mips_output_move): Output move to and from 6 new DSP accumulators.
9175 (override_options): Make sure -mdsp and -mips16 are not used together.
9176 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
9178 (mips_conditional_register_usage): Disable 6 new DSP accumulators
9180 (print_operand): Add 'q' for printing DSP accumulators.
9181 (mips_cannot_change_mode_class): Check ACC_REGS.
9182 (mips_secondary_reload_class): Check ACC_REGS.
9183 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
9184 (mips_register_move_cost): Check ACC_REGS.
9185 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
9186 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
9187 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
9188 (dsp_bdesc): New array.
9189 (bdesc_arrays): Add DSP builtin function table.
9190 (mips_prepare_builtin_arg): Check predicate again after
9192 (mips_expand_builtin): Add one more parameter to
9193 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
9194 MIPS_BUILTIN_BPOSGE32.
9195 (mips_init_builtins): Initialize new function types.
9196 (mips_expand_builtin_direct): Check if builtin functions need to
9197 return a value and pass operands properly.
9198 (mips_expand_builtin_bposge): New function.
9199 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
9200 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
9201 (FIRST_PSEUDO_REGISTER): Increase to 188.
9202 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
9203 Update for 12 new DSP registers.
9204 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
9205 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
9206 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
9207 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
9208 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
9209 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
9210 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
9211 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
9212 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
9213 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
9214 (REGISTER_NAMES): Add names for 12 new DSP registers.
9215 * config/mips/mips.md: Include mips-dsp.md.
9216 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
9217 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
9218 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
9219 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
9220 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
9221 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
9222 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
9223 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
9224 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
9225 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
9226 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
9227 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
9228 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
9229 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
9230 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
9231 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
9232 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
9233 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
9234 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
9235 (UNSPEC_RDDSP): New constants.
9236 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
9237 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
9239 * config/mips/mips.opt (-mdsp): New option.
9240 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
9241 (reg_imm10_operand): New predicates.
9242 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
9243 * doc/invoke.texi (-mdsp): Document new option.
9245 2005-07-22 DJ Delorie <dj@redhat.com>
9247 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
9249 * tree-inline.c (inlinable_function_p): Likewise.
9251 2005-07-22 Mark Mitchell <mark@codesourcery.com>
9254 * toplev.c (check_global_declarations): Do not mark undefined
9255 variables as DECL_IGNORED_P.
9256 * varasm.c (first_global_object_name): GTY it.
9257 (weak_global_object_name): Likewise.
9258 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
9259 a string to go into {weak,first}_global_object_name.
9261 2005-07-22 DJ Delorie <dj@redhat.com>
9263 * c-format.c (check_function_format): Change warning control
9264 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
9266 2005-07-22 Diego Novillo <dnovillo@redhat.com>
9268 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
9269 &PTR->FLD a dereference of PTR.
9270 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
9271 a potential dereference of PTR.
9273 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
9275 PR rtl-optimization/20370
9276 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
9277 call allocate_reg_info if necessary.
9279 PR rtl-optimization/21848
9280 * calls.c (emit_library_call_value_1): For const functions, add
9281 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
9283 PR rtl-optimization/22445
9284 * cselib.c (target.h): Include.
9285 (rtx_equal_for_cselib_p): Allow commutative matches.
9286 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
9287 Remove MODE parameter. Changed all callers.
9289 PR rtl-optimization/22258
9290 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
9292 (try_combine): Use likely_spilled_retval_p.
9294 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
9296 * config.gcc: Add crx-elf support.
9298 * doc/contrib.texi: Mention crx.
9299 * doc/extend.texi: Document crx extensions.
9300 * doc/install.texi: Document crx install.
9301 * doc/invoke.texi: Document crx options.
9302 * doc/md.texi: Document crx constraints.
9304 * config/crx/crx-protos.h: New file.
9305 * config/crx/crx.c: New file.
9306 * config/crx/crx.h: New file.
9307 * config/crx/crx.md: New file.
9308 * config/crx/crx.opt: New file.
9309 * config/crx/t-crx: New file.
9311 2005-07-22 Manfred Hollstein <mh@suse.com>
9313 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
9315 (int_add_graph_edge): Likewise.
9316 (collapse_nodes): Likewise.
9317 (process_unification_queue): Likewise.
9319 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9320 Laurent GUERBY <laurent@guerby.net>
9322 PR tree-optimization/22336
9323 * function.c (record_block_change): Check for
9324 cfun->ib_boundaries_block.
9326 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
9328 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
9329 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
9331 2005-07-21 DJ Delorie <dj@redhat.com>
9333 * toplev.c (warn_deprecated_use): Add warning control to warning
9335 * c-typeck.c (parser_build_binary_op): Likewise.
9336 (c_finish_if_stmt): Likewise.
9337 * c-common.c (check_function_sentinel): Likewise.
9338 (check_nonnull_arg): Likewise.
9340 2005-07-21 Richard Henderson <rth@redhat.com>
9343 * tree-complex.c (complex_ssa_name_components): New.
9344 (cvc_lookup): Allow entry not found.
9345 (create_components): Remove.
9346 (create_one_component_var, get_component_var): New.
9347 (get_component_ssa_name, set_component_ssa_name): New.
9348 (extract_component): Use get_component_ssa_name.
9349 (update_complex_components): Use set_component_ssa_name.
9350 (update_complex_components_on_edge): Likewise.
9351 (update_phi_components): Create new PHI nodes directly, instead
9352 of adding insns to edges.
9353 (tree_lower_complex): Allocate and free complex_variable_components
9354 and complex_ssa_name_components here.
9356 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
9358 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
9359 revert to returning false.
9361 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9364 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
9366 2005-07-21 Uros Bizjak <uros@kss-loka.si>
9369 * config/i386/i386.md (cmpxf): Change operand constraints
9370 to "nonmemory_operand".
9372 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9374 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
9376 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9379 * fold-const.c (fold_build1): Add checksum for the operands.
9380 (fold_build2): Likewise.
9381 (fold_build3): Likewise.
9383 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
9386 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
9388 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9390 * common.opt (-fforward-propagate): Committed by mistake,
9393 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9395 * reg-stack.c: Fix comment typo(s).
9396 * tree-ssa-operands.c: Likewise.
9397 * tree-vectorizer: Likewise.
9399 2005-07-21 Nick Clifton <nickc@redhat.com>
9401 * config/sh/symbian.c: Replace C++ style line comments with C
9402 style line comments.
9403 (symbian_add_attribute): Do not use a ? operator on the LHS of
9405 (sh_symbian_handle_dll_attribute): Change the type of the
9406 method vector to "VEC(tree,gc)*" and use vector accessor
9407 macros to walk over the elements.
9408 (symbian_export_vtable_and_rtti_p): Likewise.
9409 (symbian_class_needs_attribute_p): Likewise.
9411 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9414 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
9415 initialize targetm.resolve_overloaded_builtin here.
9416 (altivec_expand_overloaded_builtin): Make it non-static.
9417 * config/rs6000/rs6000-protos.h
9418 (altivec_expand_overloaded_builtin): New prototype.
9419 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
9420 targetm.resolve_overloaded_builtin here.
9421 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
9423 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
9424 Zdenek Dvorak <dvorakz@suse.cz>
9426 PR tree-optimization/19210
9427 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
9429 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
9430 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
9431 rely on unproven assumptions.
9432 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
9433 * tree-flow.h (number_of_iterations_exit): Add final parameter.
9434 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
9435 to number_of_iterations_exit.
9436 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
9437 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
9438 * tree-ssa-loop-niter.c (find_loop_niter,
9439 estimate_numbers_of_iterations_loop): Likewise.
9440 (number_of_iterations_exit): Honor the new options.
9441 * doc/invoke.texi (Wunsafe-loop-optimizations,
9442 funsafe-loop-optimizations): Document them.
9444 2005-07-21 Richard Sandiford <richard@codesourcery.com>
9446 PR rtl-optimization/22167
9447 * gcse.c (hoist_code): Fix hoist_exprs[] check.
9449 2005-07-20 Adam Nemet <anemet@lnxw.com>
9451 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
9452 __do_global_dtors_aux longcall.
9454 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
9456 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
9457 (old_special_pred_table): Don't reference
9458 SPECIAL_MODE_PREDICATES.
9459 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
9460 * config/arc/arc.h: Don't mention PREDICATE_CODES.
9461 * config/sh/predicates.h: Don't mention
9462 SPECIAL_MODE_PREDICATES.
9463 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
9466 2005-07-20 DJ Delorie <dj@redhat.com>
9468 * config.gcc: Add m32c-elf support.
9470 * doc/contrib.texi: Mention m32c.
9471 * doc/extend.texi: Document m32c extensions.
9472 * doc/install.texi: Mention m32c.
9473 * doc/invoke.texi: Document m32c options.
9474 * doc/md.texi: Document m32c constraints.
9476 * config/m32c/addsub.md: New file.
9477 * config/m32c/bitops.md: New file.
9478 * config/m32c/cond.md: New file.
9479 * config/m32c/jump.md: New file.
9480 * config/m32c/m32c-lib1.S: New file.
9481 * config/m32c/m32c-lib2.c: New file.
9482 * config/m32c/m32c-modes.def: New file.
9483 * config/m32c/m32c-pragma.c: New file.
9484 * config/m32c/m32c-protos.h: New file.
9485 * config/m32c/m32c.abi: New file.
9486 * config/m32c/m32c.c: New file.
9487 * config/m32c/m32c.h: New file.
9488 * config/m32c/m32c.md: New file.
9489 * config/m32c/m32c.opt: New file.
9490 * config/m32c/minmax.md: New file.
9491 * config/m32c/mov.md: New file.
9492 * config/m32c/muldiv.md: New file.
9493 * config/m32c/predicates.md: New file.
9494 * config/m32c/prologue.md: New file.
9495 * config/m32c/shift.md: New file.
9496 * config/m32c/t-m32c: New file.
9498 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9500 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
9501 (stack_protect_set, stack_protect_test): New expanders.
9502 (stack_protect_set_si, stack_protect_set_si_media,
9503 stack_protect_set_di_media, stack_protect_test_si,
9504 stack_protect_test_si_media, stack_protect_test_di_media):
9507 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
9509 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
9511 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
9513 * tree.h (tree_expr_nonzero_p): Export.
9514 * fold-const.c (tree_expr_nonzero_p): Likewise.
9515 Return true for CALL_EXPRs that are alloca calls.
9516 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
9518 * tree-flow.h (expr_computes_nonzero): Remove.
9519 * tree-vrp.c (expr_computes_nonzero): Remove.
9520 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
9521 (extract_range_from_unary_expr): Likewise.
9522 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
9523 tree_expr_nonzero_p.
9525 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
9527 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
9528 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
9529 extra arg "picreg" and use it instead of pic_offset_table_rtx.
9530 All callers changed.
9531 (frame_related_constant_load): New arg "related" which controls
9532 setting of RTX_FRAME_RELATED_P. All callers changed.
9533 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
9534 (bfin_expand_prologue): Add stack limit checking.
9535 * config/bfin/bfin.md (trapifcc): New pattern.
9537 * config/bfin/bfin.c: Include "langhooks.h".
9538 (def_builtin): Go through lang_hooks to call builtin_function.
9540 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
9541 * config/bfin/predicates.md (symbol_ref_operand): New.
9542 (call_insn_operand): Delete. All callers changed to use
9543 register_no_elim_operand.
9544 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
9546 (function_arg): Use it to generate the call's operand 2.
9547 (bfin_longcall_p): New function.
9548 (bfin_expand_call): Extra arg "cookie". All callers and declaration
9549 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
9550 determine if the address needs to be in a REG.
9551 (bfin_handle_longcall_attribute): New function.
9552 (bfin_attribute_table): Add "longcall" and "shortcall".
9553 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
9554 (CUMULATIVE_ARGS): New member call_cookie.
9555 (PREDICATE_CODES): Add symbol_ref_operand.
9556 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
9557 extra USE to the pattern.
9558 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
9559 New patterns, split off call_insn, sibcall_insn, call_value_insn and
9560 sibcall_value_insn; now the new patterns handle direct calls and the
9561 old ones indirect calls.
9562 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
9564 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9566 * doc/trouble.texi: Update section on handling of empty loops.
9568 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
9570 * config.gcc: Remove support for sparc-*-openbsd*,
9571 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
9573 * config.host: Remove support for i860-*-sysv4* as a host.
9574 * config/i860/*, config/ip2k/*, config/ns32k/*,
9575 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
9576 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
9577 mention obsolete ports.
9579 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
9581 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
9583 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
9584 of frame_pointer_rtx.
9585 (sh_expand_epilogue): Likewise.
9586 (sh_set_return_address): Likewise.
9587 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
9588 instead of FRAME_POINTER_REGNUM if needed. Add elimination
9589 offsets from FRAME_POINTER_REGNUM.
9590 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
9591 (sh_register_names): Add initializer for sfp.
9592 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
9593 (VALID_REGISTER_P): Likewise.
9594 (FIRST_PSEUDO_REGISTER): Update.
9595 (DWARF_FRAME_REGISTERS): Define.
9596 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
9597 (HARD_FRAME_POINTER_REGNUM): Define.
9598 (FRAME_POINTER_REGNUM): Redefine.
9599 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
9600 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
9601 from FRAME_POINTER_REGNUM.
9602 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
9603 FRAME_POINTER_REGNUM.
9604 (REG_CLASS_CONTENTS): Add sfp.
9605 (REG_ALLOC_ORDER): Likewise.
9606 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
9607 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
9608 of frame_pointer_rtx.
9609 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9611 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
9613 * fold-const.c (tree_expr_nonnegative_p): Only return true for
9614 ABS_EXPR when flag_wrapv is false because of INT_MIN.
9615 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
9617 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
9620 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
9622 Make CONSTRUCTOR use VEC to store initializers.
9623 * c-common.c (complete_array_type): Update to cope with VEC in
9625 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
9626 (pp_c_constructor_elts): New function.
9627 * c-pretty-print.h (pp_c_constructor_elts): Declare.
9628 * c-typeck.c (build_function_call, build_c_cast, digest_init,
9629 struct constructor_stack, struct initializer_stack,
9630 constructor_elements, push_init_level, pop_init_level,
9631 add_pending_init, find_init_member, output_init_element): Update to
9632 cope with VEC in CONSTRUCTOR_ELTS.
9633 * coverage.c (build_fn_info_value, build_ctr_info_value,
9634 build_gcov_info): Likewise.
9635 * expr.c (categorize_ctor_elements_1, store_constructor,
9636 expand_expr_real_1): Likewise.
9637 * fold-const.c (fold_ternary): Likewise.
9638 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
9639 gimplify_init_constructor, gimplify_expr): Likewise.
9640 * tree-dump.c (dequeue_and_dump): Likewise.
9641 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
9643 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
9645 * tree-sra.c (generate_element_init_1): Likewise.
9646 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
9647 * tree-ssa-operands.c (get_expr_operands): Likewise.
9648 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
9649 * tree-vect-transform.c (vect_get_vec_def_for_operand):
9650 (get_initial_def_for_reduction): Likewise.
9651 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
9652 value handle in annotations.
9653 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
9654 tree_node_structure): Add support for constr_kind.
9655 (build_vector_from_ctor, build_constructor_single,
9656 build_constructor_from_list): New functions.
9657 (build_constructor): Update to take a VEC instead of a TREE_LIST.
9658 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
9659 Update to cope with VEC in CONSTRUCTOR_ELTS.
9660 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
9661 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
9662 CONSTRUCTOR_APPEND_ELT): New macros.
9663 (struct constructor_elt, struct tree_constructor): New data types.
9664 (union tree_node): Add tree_constructor field.
9665 * treestruct.def: Define TS_CONSTRUCTOR.
9666 * varasm.c (const_hash_1, compare_constant, copy_constant,
9667 compute_reloc_for_constant, output_addressed_constants,
9668 initializer_constant_valid_p, output_constant,
9669 array_size_for_constructor, output_constructor): Update to cope with
9670 VEC in CONSTRUCTOR_ELTS.
9671 * vec.h (VEC_empty, VEC_copy): New macros.
9673 2005-07-19 Devang Patel <dpatel@apple.com>
9675 * dbxout.c (dbxout_type): Check Objective-C++ lang.
9677 2005-07-19 Richard Henderson <rth@redhat.com>
9680 * gimplify.c (gimplify_expr): Use main variant type for the temp
9681 destination for a discarded volatile read.
9682 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
9683 casts between non-void types that change volatility.
9685 2005-07-15 DJ Delorie <dj@redhat.com>
9687 * toplev.h: Add comment about the first parameter for warning().
9688 * errors.h: Likewise.
9690 * c.opt (Wpragmas): New.
9691 * doc/invoke.texi: Document it.
9693 * function.c (do_warn_unused_parameter): Add warning control to
9695 * c-decl.c (warn_if_shadowing): Likewise.
9696 * c-lex.c (cb_def_pragma): Likewise.
9697 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
9698 (pop_alignment): Likewise.
9699 (handle_pragma_pack): Likewise.
9700 (apply_pragma_weak): Likewise.
9701 (handle_pragma_weak): Likewise.
9702 (handle_pragma_redefine_extname): Likewise.
9703 (add_to_renaming_pragma_list): Likewise.
9704 (handle_pragma_extern_prefix): Likewise.
9705 (maybe_apply_renaming_pragma): Likewise.
9706 (handle_pragma_visibility): Likewise.
9708 * config/c4x/c4x-c.c (BAD): Likewise.
9709 (c4x_parse_pragma): Likewise.
9710 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
9711 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
9712 (rs6000_pragma_longcall): Likewise.
9713 * config/v850/v850-c.c (pop_data_area): Likewise.
9714 (ghs_pragma_section): Likewise.
9715 (ghs_pragma_section): Likewise.
9716 (ghs_pragma_interrupt): Likewise.
9717 (ghs_pragma_starttda): Likewise.
9718 (ghs_pragma_startsda): Likewise.
9719 (ghs_pragma_startzda): Likewise.
9720 (ghs_pragma_endtda): Likewise.
9721 (ghs_pragma_endsda): Likewise.
9722 (ghs_pragma_endzda): Likewise.
9724 2005-07-19 Danny Berlin <dberlin@dberlin.org>
9725 Kenneth Zadeck <zadeck@naturalbridge.com>
9727 * Makefile.in: Removed tree-promote-statics.c
9728 * tree-promote-statics.c: Removed.
9729 * common.opt: Removed flag-promote-statics.
9731 * passes.c: Removed tree-promote-statics pass.
9732 * tree-pass.h: Ditto.
9733 * timevar.def: Removed TV_PROMOTE_STATICS.
9736 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
9738 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
9740 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
9742 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9745 * c-common.c (check_function_arguments): Call
9746 'check_function_format' if either -Wformat or
9747 -Wmissing-format-attribute are specified.
9748 * c-format.c (check_function_format): Check -Wformat before
9749 calling 'check_format_info'.
9750 * c-opts.c (c_common_post_options): Don't warn for
9751 -Wmissing-format-attribute without -Wformat.
9752 * c-typeck.c (convert_for_assignment): Detect additional cases for
9753 -Wmissing-format-attribute.
9754 * doc/invoke.texi (-Wmissing-format-attribute): Document new
9757 2005-07-19 Richard Guenther <rguenther@suse.de>
9759 * config/i386/i386.md (lrint<mode>2): Use temporary
9760 instead of clobbering non-existent memory.
9762 2005-07-19 Nick Clifton <nickc@redhat.com>
9764 * config/avr/avr.c (legitimate_address_p): Fix debugging print
9765 statement to avoid displaying ASCII control characters.
9767 2005-07-19 Ben Elliston <bje@au.ibm.com>
9769 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
9770 * cfganal.c (find_edge_index): Ditto.
9771 * combine.c (combine_instructions): Ditto.
9772 * ddg.c (create_scc): Ditto.
9773 (find_successors): Ditto.
9774 (find_predecessors): Ditto.
9775 (find_nodes_on_paths): Ditto.
9776 (longest_simple_path): Ditto.
9777 * flow.c (update_life_info): Ditto.
9778 (count_or_remove_death_notes): Ditto.
9779 (clear_log_links): Ditto.
9780 * modulo-sched.c (generate_reg_moves): Ditto.
9781 (find_max_asap): Ditto.
9782 (find_max_hv_min_mob): Ditto.
9783 (find_max_dv_min_mob): Ditto.
9784 * sbitmap.c (sbitmap_first_set_bit): Ditto.
9785 * sched-rgn.c (extract_edgelst): Ditto.
9786 * tree-into-ssa.c (prepare_names_to_update): Ditto.
9787 (dump_update_ssa): Ditto.
9788 (ssa_names_to_replace) Ditto.
9789 (switch_virtuals_to_full_rewrite): Ditto.
9790 (update_ssa): Ditto.
9791 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
9793 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
9795 Fix PR tree-optimization/22483
9797 * tree-complex.c (create_components): Use
9798 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
9799 * tree-flow-inline.h (fill_referenced_var_vec): New function.
9800 * tree-flow.h (safe_referenced_var_iterator): New structure.
9801 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
9802 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
9803 safe_referenced_var iterator.
9804 (add_type_alias): Ditto.
9806 2005-07-19 Steven Bosscher <stevenb@suse.de>
9808 * loop-init.c (rest_of_handle_loop2): Remove.
9809 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
9810 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
9811 (pass_rtl_loop_init, pass_rtl_loop_done,
9812 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
9813 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
9814 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
9815 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
9816 pass_tree_loop_done, and pass_tree_unswitch.
9817 (gate_loop): Rename to gate_tree_loop.
9818 * passes.c (init_optimization_passes): Update for renamed tree
9819 loop passes. Add the new loop2 passes as subpasses of loop2.
9820 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
9821 Update for the renamed tree loop passes.
9823 2005-07-18 Ian Lance Taylor <ian@airs.com>
9826 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
9827 blocks when optimizing.
9829 2005-07-18 Steve Ellcey <sje@cup.hp.com>
9831 * common.opt (frename-registers): Initialize to 2.
9833 (fgcse-after-reload): Ditto.
9834 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
9835 (process_options): Only change flag_web, flag_rename_registers,
9836 and flag_rerun_cse_after_loop if not explicitly set by user.
9838 2005-07-18 Jan Beulich <jbeulich@novell.com>
9840 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
9841 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
9842 in 64-bit mode the same as DImode in 32-bit mode.
9843 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
9844 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
9845 mode. Add new mode parameter.
9846 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
9847 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
9848 x86_64_shift_adj): New expanders.
9849 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
9850 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
9852 Respective new splitters. Use renamed shift splitter helpers in 32-bit
9853 DImode shift splitters.
9854 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
9855 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
9858 2005-07-18 Jan Beulich <jbeulich@novell.com>
9860 * i386.md (movdi_extzv_1): New.
9861 (zero_extendhidi2): Combine alternatives and never force use of
9863 (zero_extendqidi2): Likewise. Don't restrict input selection.
9865 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9867 Fix PR tree-optimization/22531
9868 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
9871 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9873 * tree-promote-statics.c (pass_promote_statics): Change dump file
9876 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
9878 * tree-optimize.c (init_tree_optimization_passes): Add
9879 pass_eliminate_useless_stores pass.
9880 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
9881 * tree-ssa-pre.c (is_copy_stmt): New function.
9882 (follow_copies_till_vuse): Ditto.
9883 (do_eustores): Ditto.
9884 (gate_eustores): Ditto.
9886 2005-07-16 Richard Henderson <rth@redhat.com>
9888 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
9890 2005-07-16 Danny Berlin <dberlin@dberlin.org>
9891 Kenneth Zadeck <zadeck@naturalbridge.com>
9893 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
9894 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
9895 ipa-type-escape.h, tree-promote-statics.c
9896 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
9897 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
9898 tree-promote-statics.c: new files.
9899 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
9900 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
9901 int nonlocal_set_p, mark_constant_function): Deleted.
9902 (rest_of_handle_cfg): Removed call to mark_constant_function.
9903 (nonoverlapping_component_refs_p): Added calls to support
9904 type based aliasing.
9905 * tree-ssa-alias.c (may_alias_p,
9906 compute_flow_insensitive_aliasing): Ditto.
9907 * calls.c (flags_from_decl_or_type): Removed reference to
9909 * c-typeck.c (convert_arguments): Make builtins tolerant of having
9910 too many arguments. This is necessary for Spec 2000.
9911 * cgraph.h (const_function, pure_function): Removed.
9912 * common.opt: Added "fipa-pure-const", "fipa-reference",
9913 "fipa-type-escape", and "ftree-promote-static".
9915 * passes.c: Added ipa and tree-promote-statics passes.
9916 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
9917 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
9918 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
9919 * tree-flow.h: Added exposed sra calls and addition of
9920 reference_vars_info field for FUNCTION_DECLS.
9921 * tree-pass.h: Added passes.
9922 * tree-sra.c: (sra_init_cache): New function.
9923 (sra_insert_before, sra_insert_after) Made public.
9924 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
9926 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
9927 aliasing. (may_alias_p): Added code to use type escape analysis to
9929 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
9930 code to prune clobbers of static variables based on information
9931 produced in ipa-reference pass. Changed call clobbering so that
9932 statics are not marked as clobbered if the call does not clobber
9935 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
9937 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
9940 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
9942 * doc/install.texi (*-*-solaris2*): Document recommended version
9943 of GNU binutils and mention GNU linker problem on Solaris 10.
9945 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
9948 * c-decl.c (c_build_bitfield_integer_type): New function.
9949 (finish_struct): Call it.
9950 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
9952 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9954 * c-typeck.c (digest_init): Call 'convert_for_assignment'
9957 2005-07-16 Jan Hubicka <jh@suse.cz>
9959 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
9960 (scale_bbs_frequencies_int): Watch roundoff errors.
9961 * predict.c (return_prediction): Initialize return_stmt.
9963 2005-07-16 Jan Hubicka <jh@suse.cz>
9965 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
9966 after RTL profiling.
9968 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
9971 * fold-const.c (build_range_check): Convert high/low to etype
9972 if we are only comparing against exp.
9974 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
9976 Fix PR tree-optimization/22376
9977 * tree-ssa-structalias.c (build_constraint_graph): We really meant
9979 (need_to_solve): New function.
9980 (compute_points_to_sets): Use it.
9982 2005-07-15 Jan Hubicka <jh@suse.cz>
9984 * cfg.c (update_bb_profile_for_threading): More diagnostic.
9985 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
9987 2005-07-15 Richard Guenther <rguenther@suse.de>
9989 * c-common.c (handle_flatten_attribute): New function.
9990 Add flatten function attribute.
9991 * doc/extend.texi: Document flatten function attribute.
9992 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
9993 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
9995 (cgraph_decide_inlining): Handle functions with flatten
9998 2005-07-14 David Edelsohn <edelsohn@gnu.org>
10000 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
10001 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
10002 UNSPEC_XCHG, UNSPEC_AND): New.
10003 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
10004 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
10005 * config/rs6000/sync.md (FETCHOP): New code macro.
10006 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
10008 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
10009 (sync_compare_and_swap<mode>): Same.
10010 (sync_lock_test_and_set<mode>): Same.
10011 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
10012 for QImode and HImode, and not PPC405.
10013 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
10014 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
10015 (sync_<fetchop>{si,di}_internal): New.
10016 (sync_nand{si,di}_internal): New.
10017 (sync_old_<fetchop>{si,di}_internal): New.
10018 (sync_old_nand{si,di}_internal): New
10019 (sync_new_<fetchop>{si,di}_internal): New.
10020 (sync_new_nand{si,di}_internal): New.
10021 (atomic_and{si,di}): New.
10022 (sync_new_nand{si,di}_internal): New.
10023 (atomic_and{si,di}): New.
10024 (sync_add<mode>_internal): Delete.
10025 (sync_addshort_internal): Use unspec instead of unspec_volatile.
10026 (sync_sub<mode>_internal): Delte.
10027 (sync_subshort_internal): New.
10028 (sync_andsi_internal): Use unspec instead of unspec_volatile.
10029 (sync_anddi_internal): Delete.
10030 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
10031 (sync_booldi_internal): Delete.
10032 (sync_boolc<mode>_internal): Delete.
10033 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
10034 (sync_boolc<mode>_internal2): Delete.
10035 (sync_boolcc<mode>_internal): Delete.
10036 (isync, lwsync): Use unspec instead of unspec_volatile.
10037 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
10038 Revert UNSPEC_VOLATILE.
10039 (rs6000_split_atomic_op): New.
10040 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
10042 2005-07-14 Eric Christopher <echristo@redhat.com>
10044 * config/mips/mips.c (mips_canonicalize_comparison): Cast
10045 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
10047 2005-07-14 Eric Christopher <echristo@redhat.com>
10049 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
10051 2005-07-14 Steven Bosscher <stevenb@suse.de>
10053 PR tree-optimization/22230
10054 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
10055 the computation of the four cross productions for "range op range".
10057 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
10058 Ulrich Weigand <uweigand@de.ibm.com>
10061 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
10064 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
10066 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
10068 2005-07-14 Steve Ellcey <sje@cup.hp.com>
10070 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
10072 2005-07-14 Richard Guenther <rguenther@suse.de>
10074 PR middle-end/22347
10075 * config/i386/i386-protos.h (ix86_function_value): Change
10076 prototype to match new target hook.
10077 * config/i386/i386.c (ix86_value_regno): Change prototype
10078 to take extra type argument.
10079 (TARGET_FUNCTION_VALUE): Define.
10080 (ix86_function_ok_for_sibcall): Pass extra argument to
10081 ix86_value_regno, check return slot rtx for exact match.
10082 (ix86_function_value): Take extra parameter. Dispatch to
10083 ix86_value_regno with fndecl/fntype as provided.
10084 (ix86_value_regno): Handle extra type argument.
10085 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
10087 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
10088 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
10089 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
10090 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
10091 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
10093 2005-07-14 Richard Guenther <rguenther@suse.de>
10095 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
10096 * calls.c (expand_call): Pass fntype to hard_function_value.
10097 (emit_library_call_value_1): Likewise.
10098 * explow.c: Include target.h.
10099 (hard_function_value): Take extra argument, the fntype.
10100 Use new target hook for function_value.
10101 * expr.h (hard_function_value): Change prototype.
10102 * function.c (aggregate_value_p): Pass 0 as fntype to
10103 hard_function_value.
10104 (assign_parms): Use new target hook for function_value.
10105 Pass 0 as fntype to hard_function_value.
10106 (expand_function_end): Likewise.
10107 * reg-stack.c: Include target.h.
10108 (stack_result): Use new target hook for function_value.
10109 * target-def.h: New target hook function_value.
10110 * target.h: Likewise.
10111 * targhooks.c (default_function_value): New function.
10112 * targhooks.h (default_function_value): Declare.
10114 2005-07-13 Ian Lance Taylor <ian@airs.com>
10116 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
10118 2005-07-14 Jan Hubicka <jh@suse.cz>
10120 * tree-dfa.c (dump_variable): Use default_def function.
10121 * tree-ssa-alias.c (dump_points_to_info): Likewise.
10122 * tree-ssa.c (verify_use): Likewise.
10123 * tree-ssanames.c (release_ssa_name): Likewise.
10124 * tree-tailcall.c (eliminate_tail_call): Likewise.
10125 (tree_optimize_tail_calls_1): Likewise.
10126 * tree-vrp.c (get_value_range): Likewise.
10128 2005-07-14 Ben Elliston <bje@au.ibm.com>
10130 * gcc.c (main): Compare language[0] with '*' when iterating over
10133 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10135 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
10136 "s390_emit_compare". Add handling of CCZ1mode.
10137 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
10138 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
10140 (s390_branch_condition_mask): Add CCZ1mode handling.
10141 * config/s390/s390.md: ("seq", "*seq"): New pattern.
10142 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
10143 Use CCZ1mode instead of CCZmode.
10144 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
10146 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
10148 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
10150 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
10152 2005-07-13 Eric Christopher <echristo@redhat.com>
10154 * config/mips/mips.c (mips_canonicalize_comparison): New.
10155 (mips_emit_int_relational): Use.
10157 2005-07-13 Eric Christopher <echristo@redhat.com>
10159 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10160 static extra parts.
10161 * config/s390/s390.md: Include tpf.md. Move tpf specific
10163 * config/s390/tpf.md: To here.
10164 * config/s390/s390.opt: Move tpf specific options...
10165 * config/s390/tpf.opt: to here. Add mmain option.
10166 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10167 * config/s390/tpf.h: Rewrite.
10169 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10171 * doc/tm.texi: Remove @xref{Cross-profiling}.
10173 2005-07-13 Jeff Law <law@redhat.com>
10175 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
10176 expressions, test their _DECL operands for pointer equality rather
10177 than using operand_equal_p.
10179 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
10181 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
10182 (TARGET_POSIX_IO): This.
10183 * config/darwin.h: Likewise.
10184 * config/freebsd.h: Likewise.
10185 * config/linux.h: Likewise.
10186 * config/lynx.h: Likewise.
10187 * config/netbsd.h: Likewise.
10188 * config/rs6000/linux64.h: Likewise.
10189 * config/rs6000/linux.h: Likewise.
10190 * config/s390/tpf.h: Likewise.
10191 * config/sh/embed-elf.h: Likewise.
10192 * config/sparc/linux64.h: Likewise.
10193 * config/sparc/linux.h: Likewise.
10194 * config/svr4.h: Likewise.
10195 * gcov-io.h: Likewise.
10197 * doc/tm.texi: Updated.
10199 * libgcov.c (create_file_directory): Defined only if
10200 TARGET_POSIX_IO is defined.
10201 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
10204 2005-07-13 Jan Hubicka <jh@suse.cz>
10206 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
10208 2005-07-13 David Edelsohn <edelsohn@gnu.org>
10210 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
10211 structure as argument.
10213 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
10215 PR tree-optimization/21921
10216 * tree-iterator.c (tsi_link_before): Support the case when
10217 tsi_end_p (tsi) == true.
10219 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10221 PR tree-optimization/22442
10222 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
10225 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10227 PR rtl-optimization/20376
10228 * toplev.c (process_options): Enable -fweb and -frename-registers when
10230 * doc/invoke.texi: Update the information about when -fweb and
10231 -frename-registers are enabled.
10233 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10236 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
10237 if *rhs_p is not a SSA_NAME.
10239 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
10241 Fix PR tree-optimization/22422
10242 * tree-ssa-structalias.c (struct variable_info): Add flag for
10244 (get_varinfo): Now a static function.
10245 (new_varinfo): init has_union and is_special_var to false.
10246 (solution_set_add): Check has_union.
10247 (do_da_constraint): Move temporary variable so it gets reset
10249 Also check for special variable.
10250 (do_ds_constraint): Ditto.
10251 (do_sd_constraint): Ditto.
10252 (do_structure_copy): Check for special variable.
10253 (find_func_aliases): Ditto.
10254 (init_base_vars): Set special vars properly.
10256 2005-07-13 Jan Hubicka <jh@suse.cz>
10258 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
10261 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
10262 (get_expr_operands): Fix thinko wrt flags and subvars.
10264 PR tree-optimize/22379
10265 * tree-inline.c (expand_call_inline): Do not output sorry in early
10268 2005-07-12 Dale Johannesen <dalej@apple.com>
10270 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
10272 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10275 * host-linux.h: Include limits.h.
10277 2005-07-12 Dale Johannesen <dalej@apple.com>
10279 * expr.c (compress_float_constant): Add cost check.
10280 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
10282 2005-07-12 Dale Johannesen <dalej@apple.com>
10284 * gcc.target/i386/compress-float-sse.c: New.
10285 * gcc.target/i386/compress-float-sse-pic.c: New.
10286 * gcc.target/i386/compress-float-387.c: New.
10287 * gcc.target/i386/compress-float-387-pic.c: New.
10288 * gcc.dg/compress-float-ppc.c: New.
10289 * gcc.dg/compress-float-ppc-pic.c: New.
10291 2005-07-12 Eric Christopher <echristo@redhat.com>
10293 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
10294 static extra parts.
10295 * config/s390/s390.md: Include tpf.md. Move tpf specific
10297 * config/s390/tpf.md: To here.
10298 * config/s390/s390.opt: Move tpf specific options...
10299 * config/s390/tpf.opt: to here. Add mmain option.
10300 * config/s390/tpf-unwind.h: Remove unnecessary defines.
10301 * config/s390/tpf.h: Rewrite.
10303 2005-07-12 Eric Christopher <echristo@redhat.com>
10305 * gcc.c (struct infile): Update comment for language.
10306 (main): Rewrite input file resetting code.
10308 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
10311 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
10312 requiring a cast in a non RHS of modify_expr. Add a cast when required.
10313 (lookup_avail_expr): Use constant_boolean_node instead
10314 of boolean_false_node/boolean_true_node.
10316 2005-07-12 Ben Elliston <bje@au.ibm.com>
10318 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
10319 and use it when printing num_edges.
10321 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
10323 * doc/extend.texi (Blackfin Built-in Functions): New section.
10324 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
10327 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
10329 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
10330 s/cmpstrsi/cmpstrnsi
10331 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
10333 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
10334 (init_optabs): Initialize cmpstrn_optab.
10335 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
10336 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
10337 * expr.c: (enum insn_code cmpstrn_optab): Declare.
10338 * config/i386/i386.md: s/cmpstr/cmpstrn
10339 * config/c4x/c4x.md: s/cmpstr/cmpstrn
10340 * doc/md.texi: Update documentation.
10342 2005-07-11 Richard Henderson <rth@redhat.com>
10344 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
10345 build_va_arg_indirect_ref.
10346 (alpha_gimplify_va_arg): Likewise.
10347 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
10348 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
10349 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
10350 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
10351 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
10352 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
10354 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
10356 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
10358 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
10359 * passes.c (init_optimization_passes): Add pass_empty_loop.
10360 * tree-pass.h (pass_empty_loop): Declare.
10361 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
10362 try_remove_empty_loop, remove_empty_loops): New functions.
10363 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
10364 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
10366 2005-07-12 Peter Barada <peter@the-baradas.com>
10368 PR middle-end/16719
10369 PR middle-end/18421
10370 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
10371 in address registers.
10372 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
10373 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
10374 alternative of addsi3_5200.
10376 2005-07-11 Ian Lance Taylor <ian@airs.com>
10378 * config/mips/mips.md (ffs<mode>2): Remove.
10380 2005-07-11 Ian Lance Taylor <ian@airs.com>
10382 * doc/tree-ssa.texi (Cleanups): Improve description of
10384 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
10386 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10388 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
10389 * tree.h (DECL_ARGUMENT_FLD): New macro.
10391 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
10393 Fix PR tree-optimization/22404
10395 * tree-ssa-structalias.c (create_variable_info_for): Use
10398 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
10400 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
10401 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
10402 for second comparison operand.
10403 * config/bfin/predicates.md (reg_or_const_int_operand): New.
10405 * config/bfin/bfin.md (define_attr "type"): Add "sync".
10406 (define_insn_reservation "alu"): Likewise.
10407 (csync, ssync): Now of type sync.
10408 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
10409 -mcsync-anomaly -mspecld-anomaly.
10410 * config/bfin/bfin.opt (mcsync): Remove.
10411 (mcsync-anomaly, mspecld-anomaly): Add.
10412 * config/bfin/bfin.c: Include "insn-codes.h".
10413 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
10414 (TARGET_DEFAULT_TARGET_FLAGS): New.
10415 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
10417 2005-07-11 Steven Bosscher <stevenb@suse.de>
10419 * basic-block.h: Give the BB flags enum a name, bb_flags.
10420 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
10421 * cfgcleanup.c (enum bb_flags): Remove here.
10422 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
10423 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
10424 (update_forwarder_flag): Likewise.
10425 (thread_jump): Likewise.
10426 (try_forward_edges): Likewise.
10427 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
10428 forwarder flags. Don't clear bb->aux for all basic blocks. Only
10429 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
10431 2005-07-11 Richard Guenther <rguenther@suse.de>
10433 * config/i386/i386.opt: New target option -msseregparm.
10434 * config/i386/i386.c (override_options): Error out for
10435 -msseregparm but no SSE support.
10436 (ix86_function_sseregparm): Check for global sseregparm.
10437 * doc/invoke.texi: Document -msseregparm.
10439 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10441 * config.gcc (m32r-*-linux*): Use the default extra_parts.
10442 (m32rle-*-linux*): Ditto.
10444 2005-07-11 Jakub Jelinek <jakub@redhat.com>
10446 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
10447 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
10450 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10452 PR middle-end/22239
10454 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
10455 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
10457 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
10459 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
10460 (varmap): Heapify varmap.
10461 (constraints): Heapify constraints.
10462 (struct constraint_graph): Heapify succs and preds.
10463 (constraint_vec_find): Update for heapification.
10464 (constraint_set_union): Ditto.
10465 (insert_into_complex): Ditto.
10466 (constraint_edge_vec_find): Ditto.
10467 (erase_graph_self_edge): Ditto.
10468 (add_graph_edge): Ditto.
10469 (get_graph_weights): Ditto.
10470 (merge_graph_nodes): Ditto.
10471 (build_constraint_graph): Ditto.
10472 (topo_visit): Ditto.
10473 (solve_graph): Ditto.
10474 (create_variable_info_for): Ditto.
10475 (init_base_vars): Ditto.
10476 (delete_points_to_sets): Free graph, varmap, and complex constraints.
10477 (condese_varmap_nodes): Free complex vector.
10478 (clear_edges_for_node): Clear succs and preds vector.
10480 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10482 * tree-ssa-structalias.c (update_alias_info): Change counting of
10483 references to not include vdefs.
10485 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
10487 * tree-ssa-alias.c (free_used_part_map): Add missing free.
10488 (up_insert): Ditto.
10490 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10492 * pa.c (pa_commutative_p): Make PLUS commutative when
10493 TARGET_NO_SPACE_REGS is true.
10495 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10497 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
10498 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
10499 * tree-dfa.c (dump_subvars_for): New.
10500 (debug_subvars_for): New.
10501 (dump_variable): Show subvariables if VAR has them.
10502 * tree-flow-inline.h (get_subvar_at): New.
10503 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
10504 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
10506 (struct subvar): Change fields offset and size to unsigned
10508 (dump_subvars_for): Declare.
10509 (debug_subvars_for): Declare.
10510 (get_subvar_at): Declare.
10511 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
10512 to unsigned HOST_WIDE_INT *.
10513 (overlap_subvar): Likewise.
10514 * tree-gimple.c (is_gimple_reg): Always return false for
10515 SFTs and memory tags.
10516 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
10517 Update all callers.
10518 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
10519 (compute_may_aliases): Call compute_points_to_sets.
10520 (collect_points_to_info_for): Remove.
10521 (compute_points_to_and_addr_escape): Remove.
10522 (delete_alias_info): Call delete_points_to_sets.
10523 (compute_flow_sensitive_aliasing): If the call to
10524 find_what_p_points_to returns false, call set_pt_anything.
10525 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
10526 (set_pt_anything): Clear pi->pt_vars.
10527 (set_pt_malloc): Remove.
10528 (merge_pointed_to_info): Remove.
10529 (add_pointed_to_expr): Remove.
10530 (add_pointed_to_var): Remove.
10531 (collect_points_to_info_r): Remove.
10532 (is_escape_site): Make extern.
10534 (create_overlap_variables_for): Call it.
10535 * tree-ssa-copy.c (merge_alias_info): Never merge
10536 flow-sensitive alias information.
10537 * tree-ssa-operands.c (get_expr_operands): Adjust variables
10538 offset and size to be unsigned HOST_WIDE_INT.
10539 (add_to_addressable_set): Rename from note_addressable.
10540 Set TREE_ADDRESSABLE as the variables are added to the set.
10542 (add_stmt_operand): Do not try to micro-optimize unmodifiable
10543 operands into VUSEs when adding V_MAY_DEFs for members in an
10545 * tree-ssa-operands.h (add_to_addressable_set): Declare.
10546 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
10547 (struct variable_info): Add bitfield is_heap_var.
10548 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
10549 (new_var_info): Initialize is_heap_var.
10550 (get_constraint_for): Add HEAP variables to the symbol table.
10551 Mark them with is_heap_var.
10552 (update_alias_info): New. Taken mostly from the old
10553 compute_points_to_and_addr_escape.
10554 (handle_ptr_arith): New.
10555 (find_func_aliases): Call update_alias_info.
10556 Call handle_ptr_info for tcc_binary expressions.
10557 Call mark_stmt_modified.
10558 (create_variable_info_for): If DECL has subvars, do not create
10559 variables for its subvars. Always add all the fields.
10560 (set_uids_in_ptset): If the solution includes ANYOFFSET and
10561 SFTs, then add all the SFTs of the structure.
10562 If VI->DECL is an aggregate with subvariables, add the SFT at
10564 (find_what_p_points_to): If VI is an artificial variable,
10565 translate to bitfields in SSA_NAME_PTR_INFO.
10566 If the solution is empty, set pi->pt_vars to NULL
10567 (init_base_vars): Create ANYOFFSET.
10568 (compute_points_to_sets): Rename from create_alias_vars.
10570 (pass_build_pta): Remove.
10571 (delete_points_to_sets): Rename from delete_alias_vars.
10572 (pass_del_pta): Remove.
10573 * tree-ssa-structalias.h (struct alias_info): Move from
10575 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
10576 NUM_REFERENCES_SET): Likewise.
10577 (compute_points_to_sets, delete_points_to_sets): Declare.
10579 2005-07-09 Richard Henderson <rth@redhat.com>
10581 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
10582 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
10583 alpha_split_lock_test_and_set_12): New functions.
10584 * config/alpha/alpha-protos.h: Update.
10585 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
10586 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
10587 * config/alpha/sync.md (I12MODE): New.
10588 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
10589 (sync_<fetchop_name><I48MODE>): Likewise.
10590 (sync_nand<I48MODE>): Likewise.
10591 (sync_old_<fetchop_name><I48MODE>): Likewise.
10592 (sync_new_<fetchop_name><I48MODE>): Likewise.
10593 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
10594 (sync_compare_and_swap<I48MODE>): Likewise.
10595 (sync_lock_test_and_set<I48MODE>): Likewise.
10596 (sync_compare_and_swap<I12MODE>): New.
10597 (sync_compare_and_swap<I12MODE>_1): New.
10598 (sync_lock_test_and_set<I12MODE>): New.
10599 (sync_lock_test_and_set<I12MODE>_1): New.
10601 2005-07-09 Diego Novillo <dnovillo@redhat.com>
10605 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
10607 2005-07-09 Jakub Jelinek <jakub@redhat.com>
10609 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
10610 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
10612 2005-07-09 Richard SAndiford <richard@codesourcery.com>
10615 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
10617 2005-07-08 David Edelsohn <edelsohn@gnu.org>
10619 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
10620 memory_operand constraint.
10621 (store_conditional_<mode>): Same.
10622 (sync_compare_and_swap<mode>): Same.
10623 (sync_lock_test_and_set<mode>): Same.
10625 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
10627 Rewrite PIC support to more closely model actual instructions.
10628 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
10629 (cris_symbol): Remove prototypes for removed functions.
10630 (cris_pic_symbol_type_of, cris_valid_pic_const)
10631 (cris_expand_pic_call_address): Prototypes for new functions.
10632 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
10634 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
10636 <case ':'>: Add case for new punctuation character.
10637 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
10638 emitting (extra) PIC modifier.
10639 <case UNSPEC>: Do not assert for PLT.
10640 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
10641 (cris_expand_prologue, cris_expand_epilogue): Check
10642 for pic_offset_table_rtx usage instead of taking
10643 current_function_uses_pic_offset_table as the final word.
10644 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
10645 Remove flag_pic difference.
10646 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
10647 the moral equivalents of...
10648 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
10650 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
10651 (cris_handle_option): Mark ARG as unused.
10652 (cris_expand_pic_call_address): New worker function for "call",
10654 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
10655 output PIC constructs here.
10656 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
10657 as symbol-specific modifers, not whole or part of operands.
10658 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
10659 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
10660 constants and flag_pic.
10661 (CONSTANT_INDEX_P): Adjust for new functions.
10662 (enum cris_pic_symbol_type): New helper type.
10663 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
10664 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
10665 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
10667 ("movsi"): Emit actual instructions for GOT and relative access.
10668 ("*movsi_got_load"): New pattern to set up the register holding
10670 ("*movsi_internal"): Operand 1 is not a plain general_operand.
10671 Adjust FIXME for 'S'.
10672 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
10673 Use "movs" for -fpic cases.
10674 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
10675 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
10676 ("call", "call_value"): Just call cris_expand_pic_call_address for
10678 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
10679 Remove special pattern.
10680 ("*expanded_call_side", "*expanded_call_value_side"): New
10682 (gotplt-to-plt, gotplt-to-plt-side-call)
10683 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
10685 * config/cris/cris/predicates.md
10686 ("cris_general_operand_or_gotless_symbol"): Remove unused
10688 ("cris_general_operand_or_symbol"): Adjust for new functions.
10690 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10692 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
10694 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
10696 * Makefile.in (TREE_H): Add treestruct.def.
10697 (c-decl.o): Add pointer-set.h
10698 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
10699 visibility on regular DECL's.
10700 (merge_decls): Fix the copying of decl nodes of various types for
10701 the new structures. Don't update RTL, section name, weak status,
10702 etc, on DECL's without RTL.
10703 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
10704 Don't check volatile on non-variable types.
10705 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
10706 to check whether we have seen arguments.
10707 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
10708 flag is checked before field (flag is common, field is not).
10709 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
10710 TS_DECL_COMMON could have an origin.
10711 (add_location_or_const_value_attribute): Don't check section name
10712 on non-var/function decls.
10713 (dwarf2out_var_location): Reverse order of tests.
10714 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
10715 with DECL_WRTL_CHECK.
10716 * expmed.c (make_tree): rtl is now in decl_with_rtl.
10717 * fold-const.c (fold_binary): Don't check weakness on
10718 non-var/function decls.
10719 (tree_expr_nonzero_p): Ditto.
10720 (fold_checksum_tree): Use tree_decl_extra as sizeof
10722 * ggc-page.c (extra_order_size_table): Add sizes for
10723 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
10725 * gimplify.c (gimplify_bind_expr): Only set
10726 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
10727 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
10729 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
10730 * langhooks.h (init_ts). New langhook.
10731 * passes.c (rest_of_decl_compilation): Reverse order of tests.
10732 * print-tree.c (print_node): Update to only print fields that
10733 exist in the structures the passed decl has.
10734 * toplev.c (wrapup_global_declarations): Don't reset
10735 DECL_DEFER_OUTPUT on DECL's that don't contain it.
10736 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
10737 * tree-inline.c (remap_decl): Ditto.
10738 * tree-outof-ssa.c (create_temp): Reverse order of tests.
10739 * tree-pretty-print.c (print_declaration): Don't print
10740 DECL_REGISTER on things that don't contain it.
10741 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
10742 non-var/function decls.
10743 * tree.c (tree_contains_struct): New structure.
10744 (init_priority_for_decl): New hashtable.
10745 (tree_int_map): New structure.
10746 (tree_int_map_eq): New function.
10747 (tree_int_map_marked_p): Ditto.
10748 (tree_int_map_hash): Ditto.
10749 (tree_map): Move to tree.h.
10750 (tree_map_eq): Externalize.
10751 (tree_map_hash): Ditto.
10752 (tree_map_marked_p): Ditto.
10753 (init_ttree): Set up tree_contains_struct and call langhook.
10754 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
10755 (tree_code_size): Update for new structures.
10756 (tree_node_structure): Update for new structures.
10757 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
10759 (copy_node_stat): Copy init priority.
10760 (build_decl_stat): Ditto for visibility.
10761 (ts_enum_names): New.
10762 (tree_contains_struct_check_failed): New function.
10763 (decl_init_priority_lookup): Ditto.
10764 (decl_init_priority_insert): Ditto.
10765 * treestruct.def: New file.
10766 * tree.h (CODE_CONTAINS_STRUCT): New macro.
10767 (CONTAINS_STRUCT_CHECK): Ditto.
10768 (tree_contains_struct_check_failed): New prototype.
10769 (DECL_CHECK): Removed.
10770 (DECL_MINIMAL_CHECK): New.
10771 (DECL_COMMON_CHECK): Ditto.
10772 (DECL_WRTL_CHECK): Ditto.
10773 (DECL_NON_COMMON_CHECK): Ditto.
10774 (DECL_WITH_VIS_CHECK): Ditto.
10775 (VAR_OR_FUNCTION_DECL_P): Ditto
10776 (struct tree_decl_minimal): New structure.
10777 (struct tree_decl_common): Ditto.
10778 (struct tree_decl_with_rtl): Ditto.
10779 (struct tree_decl_with_vis): Ditto.
10780 (struct tree_decl_non_common): Ditto.
10781 (struct tree_field_decl): Ditto.
10782 (struct tree_parm_decl): Ditto.
10783 (struct tree_var_decl): Ditto.
10784 (struct tree_function_decl): Ditto.
10785 (struct tree_const_decl): Ditto.
10786 (struct tree_result_decl): Ditto.
10787 (union tree_node): Add new structures.
10788 * var-tracking.c (track_expr_p): Reverse order of tests.
10790 * doc/c-tree.texi: Add documentation on DECL node internal structure.
10792 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10794 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
10795 * system.h: Poison FINALIZE_PIC.
10796 * doc/tm.texi (FINALIZE_PIC): Remove.
10798 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10801 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
10802 to the correct type if we have a MODIFY_EXPR.
10804 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
10806 PR tree-optimization/22360
10807 * tree.c (upper_bound_in_type): Fix calculations for casting
10808 to a non-wider signed type and casting a signed value to a
10809 wider unsigned type.
10810 (lower_bound_in_type): Fix calculations for casting to a
10811 non-wider signed type.
10813 PR tree-optimization/20139
10814 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
10816 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
10817 fold_cond_expr_cond.
10818 * tree-ssanames.c (release_defs): Assert in_ssa_p.
10819 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
10821 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
10824 * tree-complex.c (expand_complex_libcall): Produce
10825 REALPART_EXPR/IMAGPART_EXPR with the correct type.
10827 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
10829 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
10830 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
10831 b" assert and inserted fastpath code for this case.
10832 (bitmap_ior): Removed "a != b" assert.
10834 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10836 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
10837 (ENDFILE_SPEC): Likewise.
10838 * config/m32r/m32r.h (ASM_SPEC): Likewise.
10840 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
10841 a large stack frame at epilogue.
10843 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
10845 * final.c: Include sdbout.h when required.
10847 2005-07-07 Geoffrey Keating <geoffk@apple.com>
10849 * config.gcc (*-*-darwin*): Only one target-specific header file
10850 for generic darwin.
10851 (powerpc-*-darwin*): Add version-specific header files.
10852 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
10853 * config.in: Regenerate.
10854 * configure: Regenerate.
10855 * gcc.c: Include xregex.h.
10856 (version_compare_spec_function): New.
10857 (spec_function): Add version-compare.
10858 (replace_outfile_spec_function): Reformat comment.
10859 (compare_version_strings): New.
10860 * config/darwin-c.c (version_as_macro): New.
10861 (builtin_define): New.
10862 (darwin_cpp_builtins): New.
10863 * config/darwin-protos.h (darwin_cpp_builtins): New.
10864 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
10865 (LIB_SPEC): Make unconditional, update comment.
10866 (TARGET_C99_FUNCTIONS): Define.
10867 * config/darwin.opt: Sort.
10868 (mmacosx-version-min=): New.
10869 * config/darwin7.h: Delete.
10870 * config/darwin8.h: Delete.
10871 * config/i386/darwin.h (): Call darwin_cpp_builtins.
10872 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
10873 (TARGET_C99_FUNCTIONS): Define.
10874 * config/rs6000/darwin7.h: New.
10875 * config/rs6000/darwin8.h: New.
10876 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
10877 (-mmacosx-version-min): Document.
10879 2005-07-07 Ian Lance Taylor <ian@airs.com>
10881 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
10883 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
10885 PR middle-end/22239
10886 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
10888 2005-07-07 Khem Raj <kraj@mvista.com>
10890 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
10891 in bytes, not words.
10893 2005-07-07 Paul Brook <paul@codesourcery.com>
10895 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
10896 DEFAULT_FUNCTION_ARG_PADDING to upward.
10898 2005-07-07 Richard Henderson <rth@redhat.com>
10900 * function.c (locate_and_pad_parm): Record parameter alignment in
10901 stack_alignment_needed.
10903 2005-07-07 David Edelsohn <edelsohn@gnu.org>
10905 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
10906 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
10907 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
10908 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
10909 (define_attr "type"): Add isync, sync, load_l, store_c.
10910 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
10911 Create scratch volatile MEM.
10912 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
10914 (load_locked_<mode>): New.
10915 (store_conditional_<mode>): New.
10916 (sync_compare_and_swap<mode>): Replace with splitter.
10917 (sync_lock_test_and_set<mode>): Replace with splitter.
10918 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
10920 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
10921 is ics. Attribute isync.
10922 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
10924 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
10925 and UNSPECV_SYNC_OP.
10926 (emit_unlikely_jump): New.
10927 (emit_load_locked): New.
10928 (emit_store_conditional): New.
10929 (rs6000_split_compare_and_swap): New.
10930 (rs6000_split_lock_test_and_set): New.
10931 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
10932 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
10933 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
10934 rs6000_split_lock_test_and_set): Declare.
10935 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
10936 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
10937 store_c, isync, sync.
10939 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
10941 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
10942 filenames to gtyp-gen.h.
10943 (s-typ-gen): Use it in place of for loops.
10945 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
10947 * hooks.c (hook_bool_rtx_int_false): New function.
10948 * hooks.h (hook_bool_rtx_int_false): Declare.
10949 * target-def.h (TARGET_COMMUTATIVE_P): Define.
10950 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
10951 * target.h (struct gcc_target): Add commutative_p member.
10952 * targhooks.c (hook_bool_rtx_commutative_p): New function.
10953 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
10954 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
10955 (pa_commutative_p): New function.
10956 * jump.c (target.h): Include.
10957 (rtx_renumbered_equal_p): Use targetm.commutative_p.
10958 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
10960 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10962 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
10963 (s390_expand_setmem): New.
10964 * config/s390/s390.c: Likewise.
10965 (print_shift_count_operand): Truncate to 12 bits instead of 6.
10967 * config/s390/s390.md: ("setmem<mode>"): Accept character as
10968 general_operand. Call new function "s390_expand_setmem".
10969 ("clrmem_long", "*clrmem_long"): Rewrite to ...
10970 ("setmem_long", "*setmem_long"): ... this.
10972 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10974 * config/s390/s390.c: (optimization_options): Enable
10975 TARGET_MVCLE at -Os.
10976 * doc/invoke.texi: Document changes in default behaviour.
10977 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
10979 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
10981 * expr.c: (set_storage_via_setmem): Convert opchar to mode
10982 defined by back-end.
10984 2005-07-07 Jakub Jelinek <jakub@redhat.com>
10986 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
10987 all sets in the pattern.
10988 * config/rs6000/rs6000.md (stack_protect_testsi,
10989 stack_protect_testdi): Likewise.
10991 2005-07-06 Jeff Law <law@redhat.com>
10993 * tree-vrp.c (simplify_using_ranges): Kill.
10994 (vrp_finalize): Remove call to simplify_using_ranges.
10995 (simplify_stmt_using_ranges): New function extracted from
10996 simplify_using_ranges.
10997 (simplify_div_or_mod_using_ranges): Likewise.
10998 (simplify_abs_using_ranges): Likewise.
10999 (simplify_cond_using_ranges): New function.
11000 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
11001 * tree-ssa-propagate.c (substitute_and_fold): Call
11002 simplify_stmt_using_ranges if we have range information.
11004 2005-07-06 James E. Wilson <wilson@specifixinc.com>
11006 * config/ia64/ia64.c (ia64_reorg): Check optimize before
11007 ia64_flag_schedule_isns2.
11009 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
11010 reading/writing general registers.
11011 (ia64_function_arg): Revert 2005-06-18 change.
11013 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
11015 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
11016 (legitimize_tls_address): Use gcc_unreachable instead of abort.
11018 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
11020 * function.c (expand_function_end): Revert part of 2005-06-27
11021 patch. Do sjlj_emit_function_exit_after after return_label.
11023 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11025 * doc/install.texi (--disable-libssp): New.
11027 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
11029 * doc/invoke.texi: Update -fforce-mem documentation.
11030 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
11031 code for -fforce-mem.
11032 * expmed.c: (store_bit_field,store_fixed_bit_field,
11033 extract_bit_field): Ditto.
11034 * expr.c: (convert_move): Ditto.
11035 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
11036 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
11037 emit_conditional_add,expand_float,expand_fix): Ditto.
11038 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
11039 (common_handle_option): Issue warning when -fforce-mem specified.
11041 2005-07-06 Paul Brook <paul@codesourcery.com>
11043 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
11045 * configure: Regenerate.
11047 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
11049 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
11051 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
11053 Fix PR tree-optimization/22319
11054 Fix PR tree-optimization/22140
11055 Fix PR tree-optimization/22310
11057 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
11058 variable sized types.
11059 Use correct type for intermediate structure on *a = *b structure
11062 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11064 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
11066 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
11067 (machine_function): Move typedef to...
11068 * config/rs6000/rs6000.c (machine_function): ... here. Add
11069 varargs_save_offset field.
11070 (rs6000_stack_t): Remove varargs_size field.
11071 (setup_incoming_varargs): Allocate varargs save area using
11072 assign_stack_local, try to make it as small as possible.
11073 Save offset from virtual_stack_vars_rtx to the save area
11074 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
11075 instead of magic 8 when fp word byte size is used.
11076 (rs6000_va_start): Use cfun->machine->varargs_save_offset
11077 instead of -RS6000_VARARGS_SIZE.
11078 (rs6000_stack_info, debug_stack_info,
11079 rs6000_initial_elimination_offset): Remove all traces of
11081 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
11082 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
11083 RS6000_VARARGS_AREA.
11085 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
11087 PR tree-optimization/21963
11088 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
11089 constant_multiple_of in the same way get_computation_cost_at does.
11091 2005-07-06 Jakub Jelinek <jakub@redhat.com>
11093 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
11094 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
11095 (gen_compare_reg): If sparc_compare_emitted is set, clear it
11096 and return its previous value.
11097 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
11098 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
11100 (stack_protect_set, stack_protect_test): New expanders.
11101 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
11102 stack_protect_testdi): New insns.
11103 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11104 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
11106 2005-07-06 Jeff Law <law@redhat.com>
11108 * tree-ssa-dce.c (cfg_altered): New global.
11109 (tree_dce_init): Initialize cfg_altered.
11110 (remove_dead_stmt): If we remove an edge in the CFG, then set
11112 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
11115 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
11117 * Makefile.in (stamp-collect-ld): Use
11118 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
11119 ./collect-ld if it already exists.
11120 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
11121 Don't remove ./nm if it already exists.
11123 2005-07-05 Devang Patel <dpatel@apple.com>
11125 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
11126 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
11127 * tree-vectorizer.c (vect_loop_location): New.
11128 (vect_print_dump_info): Use vect_loop_location.
11129 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
11130 (vectorize_loops): Set vect_loop_location.
11131 * tree-vect-analyze.c (vect_analyze_offset_expr,
11132 vect_determin_vectorization_factor, vect_analyze_operations,
11133 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
11134 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
11135 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
11136 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
11137 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
11138 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
11139 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
11140 vect_analyze_loop): Adjust vect_print_dump_info API.
11141 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
11142 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
11143 vect_finish_stmt_generation, vectorizable_assignment,
11144 vectorizable_operation, vectorizable_store, vectorizable_load,
11145 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
11146 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
11147 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
11148 vect_transform_loop): Same.
11149 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
11150 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
11153 2005-07-05 Randolph Chung <tausq@debian.org>
11155 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
11156 * configure: Regenerate.
11157 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
11158 (pa_tls_referenced_p): Declare.
11159 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
11160 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
11161 (legitimize_tls_address): New.
11162 (hppa_legitimize_address): Handle TLS addresses.
11163 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
11164 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11165 (emit_move_sequence): Handle TLS addresses.
11166 (pa_encode_section_info): Call default handler to handle common
11168 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
11169 (CONSTANT_ADDRESS_P): Reject TLS operands.
11170 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
11171 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
11172 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
11173 (UNSPEC_TLSLE): Define new constants.
11174 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
11175 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
11176 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
11177 (tie_symbolic_operand, tle_symbolic_operand): New
11179 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
11181 * aclocal.m4: Update macros for autoconf 2.59 style.
11182 * configure.ac: Likewise.
11184 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11186 * pa.c (function_value): Handle small aggregates on 32-bit targets.
11187 (function_arg): Pass small aggregates in general registers on 32-bit
11189 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
11191 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
11193 * Makefile.in (final.o): Fix dependencies.
11195 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11199 * langhooks.h (struct lang_hooks): Add expr_to_decl.
11200 * langhooks.c (lhd_expr_to_decl): New.
11201 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
11203 (LANG_HOOKS_INITIALIZER): Update.
11204 * tree.c (recompute_tree_invarant_for_addr_expr): Call
11205 expr_to_decl langhook.
11206 * c-tree.h (c_expr_to_decl): Declare.
11207 * c-typeck.c (c_expr_to_decl): New.
11208 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
11210 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
11212 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
11215 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
11216 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
11218 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
11220 * Makefile.in: Adjust dependencies.
11221 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
11222 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
11223 * alias.c (rest_of_handle_cfg, pass_cfg): New.
11224 * bb-reorder.c (duplicate_computed_gotos): Make it static.
11225 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
11226 rest_of_compilation.
11228 * bb-reorder.c (gate_duplicate_computed_gotos,
11229 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
11230 rest_of_handle_reorder_blocks, pass_reorder_blocks,
11231 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
11232 pass_partition_blocks): New.
11233 * bt-load.c (gate_handle_branch_target_load_optimize,
11234 rest_of_handle_branch_target_load_optimize,
11235 pass_branch_target_load_optimize): New.
11236 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
11238 * cfglayout.c (pass_insn_locators_initialize): New.
11239 * cfgrtl.c (pass_free_cfg): New.
11240 * combine.c (gate_handle_combine, rest_of_handle_combine,
11241 pass_combine): New.
11242 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
11243 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
11244 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
11245 * except.c (pass_set_nothrow_function_flags,
11246 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
11248 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
11249 rest_of_handle_shorten_branches, pass_shorten_branches,
11250 rest_of_clean_state, pass_clean_state): New.
11251 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
11252 rest_of_handle_remove_death_notes, pass_remove_death_notes,
11253 rest_of_handle_life, pass_life, rest_of_handle_flow2,
11255 * function.c (pass_instantiate_virtual_regs, pass_init_function,
11256 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
11257 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11258 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
11260 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
11261 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
11262 pass_rtl_ifcvt, gate_handle_if_after_combine,
11263 rest_of_handle_if_after_combine, pass_if_after_combine,
11264 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
11265 pass_if_after_reload): New.
11266 * integrate.c (pass_initial_value_sets): New.
11267 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
11268 pass_purge_lineno_notes): New.
11269 * mode-switching.c (rest_of_handle_mode_switching,
11270 pass_mode_switching): New.
11271 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
11272 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
11274 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
11275 pass_loop_optimize): New.
11276 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
11278 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
11280 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
11281 pass_postreload_cse): New.
11282 * profile.c (gate_handle_profiling, pass_profiling,
11283 rest_of_handle_branch_prob, pass_branch_prob): New.
11284 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
11285 pass_split_before_regstack, gate_handle_split_before_regstack,
11286 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
11287 rest_of_handle_split_all_insns, pass_split_all_insns): New.
11288 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
11289 pass_stack_regs): New.
11290 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
11291 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
11292 pass_stack_adjustments): New.
11293 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
11294 pass_regrename): New.
11295 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
11296 pass_delay_slots, gate_handle_machine_reorg,
11297 rest_of_handle_machine_reorg, pass_machine_reorg): New.
11298 * rtl.h (extern void purge_line_number_notes): New.
11299 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
11300 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
11302 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
11304 * value-prof.c (gate_handle_value_profile_transformations,
11305 rest_of_handle_value_profile_transformations,
11306 pass_value_profile_transformations): New.
11307 * var-tracking.c (gate_handle_var_tracking,
11308 pass_variable_tracking): New.
11309 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
11311 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
11312 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
11313 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
11314 rest_of_handle_old_regalloc, rest_of_handle_regrename,
11315 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
11316 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
11317 rest_of_handle_gcse2, rest_of_handle_regmove,
11318 rest_of_handle_tracer, rest_of_handle_if_conversion,
11319 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
11320 rest_of_handle_web, rest_of_handle_branch_prob,
11321 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
11322 rest_of_handle_jump_bypass, rest_of_handle_combine,
11323 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
11324 rest_of_handle_gcse, rest_of_handle_loop_optimize,
11325 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
11326 rest_of_handle_mode_switching, rest_of_handle_jump,
11327 rest_of_handle_eh, rest_of_handle_stack_adjustments,
11328 rest_of_handle_flow2, rest_of_handle_jump2,
11329 rest_of_handle_peephole2, rest_of_handle_postreload,
11330 rest_of_handle_shorten_branches, rest_of_clean_state,
11331 rest_of_compilation): Remove.
11333 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
11334 * passes.c (dump_flags, in_gimple_form, all_passes,
11335 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11336 register_dump_files, next_pass_1, last_verified, execute_todo,
11337 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
11338 from tree-optimize.c.
11339 (init_optimization_passes): Moved from tree-optimize.c,
11340 adding the RTL optimizations.
11341 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
11342 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
11343 all_ipa_passes, all_lowering_passes, register_one_dump_file,
11344 register_dump_files, next_pass_1, last_verified, execute_todo,
11345 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
11346 init_tree_optimization_passes, ipa_passes): Delete.
11347 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
11349 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
11350 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
11352 (ipa_passes): Remove.
11353 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
11354 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
11355 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
11356 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
11357 (dump_info_p, dump_flag): Moved to tree-dump.h.
11359 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
11361 * passes.c (finish_optimization_passes): Use dump_begin
11362 and dump_end, TDI_end.
11363 (gate_rest_of_compilation): New.
11364 (pass_rest_of_compilation): Use it.
11365 (gate_postreload, pass_postreload): New.
11366 * toplev.c (general_init): Rename init_tree_optimization_passes.
11367 * toplev.h (init_tree_optimization_passes): Rename to
11368 init_optimizations_passes.
11369 * tree-dump.c (dump_flag): Make static.
11370 (dump_files): Remove RTL dumps.
11371 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
11372 pass_cleanup_cfg, pass_free_cfg_annotations,
11373 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
11374 pass_init_datastructures, pass_fixup_cfg): Make non-static.
11375 * tree-pretty-print.c: Include tree-pass.h.
11376 * cgraph.c: Include tree-dump.h.
11378 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11380 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
11381 Only fall back to saying it points to readonly memory if
11382 we can't do better.
11384 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
11386 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
11387 * config/m32r/m32r.c (m32r_compute_frame_size,
11388 m32r_expand_prologue): Take current_function_profile into
11389 account whenever we reference
11390 current_function_uses_pic_offset_table.
11391 (m32r_finalize_pic): Remove.
11392 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
11394 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
11396 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
11397 instead of $<. Don't remove ./as if it already exists.
11399 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11402 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
11403 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
11404 for complex modes when generating code for PA 1.0.
11405 (VALID_FP_MODE_P): New macro.
11406 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11407 sets for all general and floating point modes. Align wide floating
11408 point modes to even register boundaries to comply with architectural
11410 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
11411 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
11412 (VALID_FP_MODE_P): New macro.
11413 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
11414 sets for all general and floating point modes. Align wide floating
11415 point modes to even register boundaries to comply with architectural
11418 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11420 * tree-dump.c (dump_files): Initialize dump number for .cgraph
11423 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11425 * tree-ssa-structalias.c: Don't include expr.h.
11427 2005-07-04 Diego Novillo <dnovillo@redhat.com>
11429 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
11432 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
11434 Fix PR tree-optimization/22279
11436 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
11439 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
11441 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
11443 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11445 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
11446 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
11447 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
11448 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
11449 config/stormy16/stormy16.c, config/v850/v850.c,
11450 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
11451 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
11452 Avoid "." or "\n" at end of diagnostics and capital letters at
11453 start of diagnostics.
11454 * combine.c, cse.c: Don't translate dump file output.
11455 * toplev.c (print_version): Only translate output if going to
11458 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11460 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
11461 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
11464 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11466 * pa.c (fix_range): Fix typo in comment.
11468 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
11470 * tree-vrp.c (extract_range_from_assert): Replace
11471 fold (build (...)) with fold_build2.
11473 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11475 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
11476 gcc_gfc_char_table, init_dynamic_gfc_info): New.
11477 (format_types_orig, handle_format_attribute): Add support for
11480 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
11482 * varasm.c (assemble_variable): Fix format specifier thinko.
11484 2005-07-03 Ira Rosen <irar@il.ibm.com>
11486 PR tree-optimization/22029 (and 22135)
11487 * tree-pretty-print.c (dump_generic_node): Check that the node is not
11488 a phi node before calling dump_vops.
11490 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11492 * tree-dump.h (dump_string_field): Declare.
11493 * tree-dump.c: Use it instead of dump_string.
11494 (dump_string_field): Make non-static.
11496 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
11498 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
11499 up the minimal CFG stuff always when optimize > 0. Call
11500 split_all_insns_noflow in PIC case if needed.
11502 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
11503 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
11506 * c-decl.c (c_write_global_declarations): Dump contents of
11508 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
11509 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
11510 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
11511 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
11514 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
11516 * c-common.h (GCC_DIAG_STYLE): Define.
11517 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
11518 version for format checking to 4.1.
11519 * c-format.c: Include toplev.h after c-common.h.
11520 (enum format_type): Add gcc_tdiag_format_type.
11521 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
11522 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
11523 (format_types_orig): Add gcc_tdiag.
11524 (init_dynamic_diag_info): Support gcc_tdiag formats.
11525 (handle_format_attribute): Likewise.
11526 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
11527 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
11528 version for format checking to 4.1.
11529 (warning0, warning, error, pedwarn, sorry): Use
11530 ATTRIBUTE_GCC_DIAG.
11531 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
11532 (finish_aliases_1): Do not use %qE.
11533 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
11534 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
11535 Correct format bugs.
11536 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
11537 parameter to unsigned HOST_WIDE_INT.
11538 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
11540 2005-07-02 David Edelsohn <edelsohn@gnu.org>
11542 PR middle-end/21742
11543 * expr.c (write_complex_part): Use adjust_address for MEM.
11544 (read_complex_part): Same.
11546 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
11548 Fix PR tree-optimization/22280
11550 * tree-sra.c (generate_element_init): Remove useless loop.
11552 2005-07-02 Richard Henderson <rth@redhat.com>
11554 * config/alpha/alpha.c (alpha_legitimize_address): Check for
11556 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
11558 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
11560 PR middle-end/14490
11561 * fold-const.c (fold_binary): Handle the return value of
11562 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
11563 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
11565 2005-07-02 Jeff Law <law@redhat.com>
11567 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
11568 a eliminate type conversion which feeds an equality comparison
11569 if the original type or either operand in the comparison is a
11572 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
11574 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
11575 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
11577 * config/avr/avr.c: Do not use '`' as left quote.
11578 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
11579 Remove "." from end of diagnostics. Make diagnostics start with
11582 2005-07-02 Zack Weinberg <zack@codesourcery.com>
11583 Joseph S. Myers <joseph@codesourcery.com>
11585 * toplev.c (default_tree_printer): Handle setting location with
11587 * c-objc.common.c (c_tree_printer): Likewise.
11588 * c-format.c (gcc_diag_flag_specs): Add '+'.
11589 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
11590 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
11592 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
11593 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
11594 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
11595 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
11596 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
11597 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
11598 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
11599 format arguments where %J is used without %D.
11601 2005-07-02 Jakub Jelinek <jakub@redhat.com>
11603 * gcc.c (LINK_SSP_SPEC): Define.
11604 (link_ssp_spec): New variable.
11605 (LINK_COMMAND_SPEC): Add %(link_ssp).
11606 (static_specs): Add link_ssp_spec.
11607 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
11608 * configure: Rebuilt.
11609 * config.in: Rebuilt.
11611 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
11612 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11613 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11614 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
11615 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
11616 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
11617 -0x7008(2) instead of reading __stack_chk_guard variable.
11618 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
11620 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
11621 (stack_protect_set, stack_protect_test): Use *_tls* patterns
11622 if TARGET_THREAD_SSP_OFFSET is defined.
11623 (stack_tls_protect_set_si, stack_tls_protect_set_di,
11624 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
11627 2005-06-27 Richard Henderson <rth@redhat.com>
11628 * libgcc-std.ver (GCC_4.1.0): New.
11629 * libgcc.h (__stack_chk_guard): Declare.
11630 (__stack_chk_fail, __stack_chk_fail_local): Declare.
11631 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
11632 * mklibgcc.in (lib2funcs): Add them.
11634 2005-07-01 Richard Henderson <rth@redhat.com>
11636 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
11637 void * before struct sigcontext *.
11638 (x86_fallback_frame_state): Likewise.
11640 2005-07-01 James E. Wilson <wilson@specifixinc.com>
11642 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
11644 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11647 * tree-ssa-reassoc.c (should_transpose): Fix which operand
11648 we check for SSA_NAME for.
11650 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
11652 Fix PR tree-optimization/22071
11654 * tree-ssa-structalias.c (offset_overlaps_with_access): New
11656 (get_constraint_for_component_ref): Use it.
11658 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
11661 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
11662 print out the last new line.
11664 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
11666 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
11667 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
11668 * config/cris/cris.c (cris_conditional_register_usage): Adjust
11669 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
11670 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
11671 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
11672 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
11673 (enum reg_class): New member CC0_REGS.
11674 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
11675 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
11676 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
11677 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
11678 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
11679 Adjust for register now described.
11681 2005-07-01 Jakub Jelinek <jakub@redhat.com>
11684 * config/i386/i386.md (stack_protect_test_si,
11685 stack_protect_test_di): Add earlyclobber for scratch 3.
11686 * config/rs6000/rs6000.md (stack_protect_testsi,
11687 stack_protect_testdi): Add earlyclobber for scratch 3,
11688 remove earlyclobber from scratch 4.
11690 Older entries for 2005 can be found in ChangeLog-2005.