1 2009-04-08 Jakub Jelinek <jakub@redhat.com>
3 * dwarf2out.c (class_scope_p): New static inline.
4 (class_or_namespace_scope_p): Use it.
5 (gen_variable_die): Use DW_TAG_member tag for static data member
6 declarations instead of DW_TAG_variable.
8 2009-04-08 Richard Guenther <rguenther@suse.de>
10 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
13 2009-04-08 David Edelsohn <edelsohn@gnu.org>
15 * config.gcc (aix tm_file): Add aix-stdint.h.
16 (aix tm clause use_gcc_stdint): Set to wrap.
17 * config/rs6000/aix-stdint.h: New file.
19 2009-04-08 Richard Guenther <rguenther@suse.de>
22 * tree-dfa.c (add_referenced_var): Do not recurse into
24 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
26 (fold_const_aggregate_ref): Likewise.
28 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
30 * recog.c (ordered_comparison_operator): New.
31 * gensupport.c (std_preds): Add it.
32 * doc/md.texi (Machine-Independent Predicates): Document it.
34 2009-04-08 Jan Hubicka <jh@suse.cz>
36 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
37 * function.h (rtl_eh): Remove exception_handler_label_map.
38 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
39 remove_exception_handler_label, for_each_eh_label_1): Remove.
40 (rtl_remove_unreachable_regions): Remove.
41 (convert_from_eh_region_ranges): Do not remove unreachable regions.
42 (find_exception_handler_labels): Don't build the hashtable.
43 (maybe_remove_eh_handler): Remove.
44 (for_each_eh_label): Rewrite to walk the tree.
45 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
46 * except.h (maybe_remove_eh_handler): Remove.
47 * passes.c (init_optimization_passes): Schedule second EH cleanup
49 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
50 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
52 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
54 * genoutput.c (validate_optab_operands): New.
55 (gen_insn, gen_expand): Call it.
57 * genflags.c (gen_insn): Detect misused iterators.
58 (main): Pass line_no to gen_insn, exit with status 1 on error.
60 * genextract.c (line_no): Make global.
61 (VEC_safe_set_locstr): Change assertion to error message.
62 (main): Exit with status 1 on error.
64 2009-04-08 Joseph Myers <joseph@codesourcery.com>
68 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
69 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
70 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
71 * c-convert.c (convert): Do not call fold on results of conversion
72 functions when the result is a C_MAYBE_CONST_EXPR.
73 * c-parser.c (c_parser_postfix_expression): Do not fold condition
74 of __builtin_choose_expr.
75 * c-typeck.c (remove_c_maybe_const_expr): New.
76 (build_unary_op, build_conditional_expr, build_compound_expr,
77 build_binary_op, c_objc_common_truthvalue_conversion): Call
78 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
81 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
83 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
84 CODE to produce a new one. Add a prototype to use fold_convert_const
86 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
89 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
90 mix declarations and code.
92 2009-04-08 Ben Elliston <bje@au.ibm.com>
94 * gcc.c: Replace `CC' with `GCC' throughout.
96 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
98 * doc/invoke.texi: Document Atom support.
100 2009-04-07 Jason Merrill <jason@redhat.com>
103 * c-common.h, c-common.c: Add flag_pretty_templates.
104 * c-opts.c (c_common_handle_option): Set it.
105 * c.opt: Add -fno-pretty-templates.
106 * doc/invoke.texi (C++ Dialect Options): Likewise.
108 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
110 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
111 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
112 (ia64_expand_builtin): Likewise.
114 2009-04-07 Martin Jambor <mjambor@suse.cz>
116 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
117 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
118 ADDR_EXPRS are include too.
120 2009-04-07 Richard Guenther <rguenther@suse.de>
122 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
123 decls are only used if passes as parameters or if they are
124 local statics and the call is not to a builtin.
125 (call_may_clobber_ref_p_1): Likewise.
127 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
129 * expr.c (do_store_flag): Remove last argument. Simplify code
130 to avoid duplication of tests already done by can_compare_p.
131 (expand_expr_real_1): Adjust caller.
133 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
135 * optabs.c (can_compare_p): Test the predicate of a
136 cbranch and cstore pattern.
138 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
140 * expr.c (convert_move): Use emit_store_flag instead of
143 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
145 * config/i386/i386.c (ix86_compare_emitted): Remove.
146 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
147 ix86_compare_op0 like ix86_compare_emitted used to be handled.
148 * config/i386/i386.h (ix86_compare_emitted): Remove.
149 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
150 instead of ix86_compare_emitted.
151 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
153 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
155 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
156 Add t-sysroot-suffix to tmake_file.
157 * config/print-sysroot-suffix.sh: New file.
158 * config/t-sysroot-suffix: New file.
160 2009-04-07 Ben Elliston <bje@au.ibm.com>
162 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
163 as the latter produces a warning when the target does not support
166 2009-04-07 Ben Elliston <bje@au.ibm.com>
168 * dfp.c: Replace type punning assignments with memcpy throughout.
169 * Makefile.in (dfp.o-warn): Remove.
171 2009-04-07 Alan Modra <amodra@bigpond.net.au>
174 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
175 Include soft-fp/t-softfp after rs6000/t-linux64.
177 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
179 * stor-layout.c (set_sizetype): Use the full precision of their
180 machine mode for bitsize types.
182 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
184 * config/i386/i386.md: Revert 2 accidental checkins.
186 2009-04-06 Joey Ye <joey.ye@intel.com>
187 Xuepeng Guo <xuepeng.guo@intel.com>
188 H.J. Lu <hongjiu.lu@intel.com>
190 Atom pipeline model, tuning and insn selection.
191 * config.gcc (atom): Add atom config options and target.
193 * config/i386/atom.md: New.
195 * config/i386/i386.c (atom_cost): New cost.
196 (m_ATOM): New macro flag.
197 (initial_ix86_tune_features): Set m_ATOM.
198 (x86_accumulate_outgoing_args): Likewise.
199 (x86_arch_always_fancy_math_387): Likewise.
200 (processor_target): Add Atom cost.
201 (cpu_names): Add Atom cpu name.
202 (override_options): Set Atom ISA.
203 (ix86_issue_rate): New case PROCESSOR_ATOM.
204 (ix86_adjust_cost): Likewise.
206 * config/i386/i386.h (TARGET_ATOM): New target macro.
207 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
208 (TARGET_OPT_AGU): New target option.
209 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
210 (processor_type): Add PROCESSOR_ATOM.
212 * config/i386/i386.md (cpu): Add new value "atom".
213 (use_carry, movu): New attr.
214 (atom.md): Include atom.md.
215 (adddi3_carry_rex64): Set attr "use_carry".
216 (addqi3_carry): Likewise.
217 (addhi3_carry): Likewise.
218 (addsi3_carry): Likewise.
219 (*addsi3_carry_zext): Likewise.
220 (subdi3_carry_rex64): Likewise.
221 (subqi3_carry): Likewise.
222 (subhi3_carry): Likewise.
223 (subsi3_carry): Likewise.
224 (x86_movdicc_0_m1_rex64): Likewise.
225 (*x86_movdicc_0_m1_se): Likewise.
226 (x86_movsicc_0_m1): Likewise.
227 (*x86_movsicc_0_m1_se): Likewise.
228 (*adddi_1_rex64): Emit add insn as much as possible.
229 (*addsi_1): Likewise.
230 (return_internal): Set atom_unit.
231 (return_internal_long): Likewise.
232 (return_pop_internal): Likewise.
233 (*rcpsf2_sse): Set atom_sse_attr attr.
234 (*qrt<mode>2_sse): Likewise.
235 (*prefetch_sse): Likewise.
237 * config/i386/i386-c.c (ix86_target_macros_internal): New case
239 (ix86_target_macros_internal): Likewise.
241 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
242 (*prefetch_sse_rex): Likewise.
243 (sse_rcpv4sf2): Likewise.
244 (sse_vmrcpv4sf2): Likewise.
245 (sse_sqrtv4sf2): Likewise.
246 (<sse>_vmsqrt<mode>2): Likewise.
247 (sse_ldmxcsr): Likewise.
248 (sse_stmxcsr): Likewise.
249 (*sse_sfence): Likewise.
250 (sse2_clflush): Likewise.
251 (*sse2_mfence): Likewise.
252 (*sse2_lfence): Likewise.
253 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
254 (<sse>_movup<ssemodesuffixf2c>): Likewise.
255 (avx_movdqu<avxmodesuffix>): Likewise.
256 (avx_lddqu<avxmodesuffix>): Likewise.
257 (sse2_movntv2di): Change attr "type" to "ssemov".
258 (sse2_movntsi): Likewise.
259 (rsqrtv8sf2): Change attr "type" to "sseadd".
260 (sse3_addsubv2df3): Set attr "atom_unit".
261 (sse3_h<plusminus_insn>v4sf3): Likewise.
262 (*sse2_pmaddwd): Likewise.
263 (*vec_extractv2di_1_rex64): Likewise.
264 (*vec_extractv2di_1_avx): Likewise.
265 (sse2_psadbw): Likewise.
266 (ssse3_phaddwv8hi3): Likewise.
267 (ssse3_phaddwv4hi3): Likewise.
268 (ssse3_phadddv4si3): Likewise.
269 (ssse3_phadddv2si3): Likewise.
270 (ssse3_phaddswv8hi3): Likewise.
271 (ssse3_phaddswv4hi3): Likewise.
272 (ssse3_phsubwv8hi3): Likewise.
273 (ssse3_phsubwv4hi3): Likewise.
274 (ssse3_phsubdv4si3): Likewise.
275 (ssse3_phsubdv2si3): Likewise.
276 (ssse3_phsubswv8hi3): Likewise.
277 (ssse3_phsubswv4hi3): Likewise.
278 (ssse3_pmaddubsw128): Likewise.
279 (sse3_pmaddubsw: Likewise.
280 (ssse3_palignrti): Likewise.
281 (ssse3_palignrdi): Likewise.
283 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
285 * doc/install.texi (Specific): Fix two cross-references to MinGW.
287 2009-04-06 Richard Guenther <rguenther@suse.de>
289 PR tree-optimization/28868
290 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
291 of which PHI results we inserted.
292 (insert_into_preds_of_block): Record inserted PHIs.
293 (eliminate): Eliminate redundant PHI nodes.
294 (init_pre): Init inserted_phi_names.
296 2009-04-06 Richard Guenther <rguenther@suse.de>
298 PR tree-optimization/39643
299 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
300 IMAGPART_EXPRs of complex constants.
301 (execute_fold_all_builtins): If we folded a call queue
302 TODO_update_address_taken.
304 2009-04-06 Jan Hubicka <jh@suse.cz>
307 * except.c (remove_unreachable_regions): Propagate may_contain_throw
310 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
312 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
314 (ic_invalidate_array): Likewise.
316 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
318 * calls.c (emit_library_call_value_1): Fix a problem with parameter
319 alignment for library calls.
321 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
323 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
324 (mingw32 tm clause use_gcc_stdint): Set to wrap.
325 * config/i386/mingw-stdint.h: New file.
327 2009-04-05 Richard Guenther <rguenther@suse.de>
329 PR tree-optimization/39648
330 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
331 our &A vs. &A[0] IL deficiencies.
333 2009-04-04 Jan Hubicka <jh@suse.cz>
335 * except.c (sjlj_find_directly_reachable_regions): Be ready for
336 removed toplevel regions.
337 (sjlj_mark_call_sites): Likewise.
339 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
341 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
342 (cygwin tm clause use_gcc_stdint): Set to wrap.
343 * config/i386/cygwin-stdint.h: New file.
345 2009-04-04 Richard Guenther <rguenther@suse.de>
347 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
348 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
349 single-argument PHIs if we are in loop-closed SSA form.
350 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
351 for the pre-condition.
352 (slpeel_tree_peel_loop_to_edge): Likewise.
353 (vect_build_loop_niters): Take an optional sequence to append stmts.
354 (vect_generate_tmps_on_preheader): Likewise.
355 (vect_do_peeling_for_loop_bound): Take extra guards for the
357 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
358 the cost model check.
359 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
360 guards if we are going to peel. Do not apply versioning in that
362 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
363 (vect_do_peeling_for_loop_bound): Likewise.
364 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
365 loop bound only record extra pre-conditions, do not apply loop
368 2009-04-04 Richard Guenther <rguenther@suse.de>
370 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
373 2009-04-04 Jan Hubicka <jh@suse.cz>
375 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
376 last_basic_block for size of bb->index indexed array.
377 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
378 compute_out, link_btr_uses, build_btr_def_use_webs,
379 build_btr_def_use_webs, migrate_btr_defs): Likewise.
381 2009-04-04 Jan Hubicka <jh@suse.cz>
383 * except.c (remove_eh_handler_and_replace): Break out from ...
384 (remove_eh_handler): ... here.
385 (bring_to_root): New function.
386 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
387 handled ones, bring others to root of tree.
389 2009-04-04 Jan Hubicka <jh@suse.cz>
391 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
392 (all_phis_safe_to_merge): New function.
393 (update_info): New structure.
394 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
395 (cleanup_empty_eh): Update SSA if possible.
397 2009-04-04 Richard Guenther <rguenther@suse.de>
399 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
400 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
401 (append_vuse): Likewise.
403 2009-04-04 Jakub Jelinek <jakub@redhat.com>
405 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
406 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
407 instead of REG_UNSAVED for DW_CFA_undefined.
408 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
409 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
412 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
415 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
416 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
417 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
419 2009-04-04 Richard Guenther <rguenther@suse.de>
421 PR tree-optimization/8781
422 PR tree-optimization/37892
423 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
424 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
425 (valueize_refs): Call it for *& valueizations.
426 (shared_reference_ops_from_ref): Rename to ...
427 (valueize_shared_reference_ops_from_ref): ... this and valueize.
428 (shared_reference_ops_from_call): Rename to ...
429 (valueize_shared_reference_ops_from_call): ... this and valueize.
430 (vn_reference_lookup): Update.
431 (visit_reference_op_call): Likewise.
432 * tree-ssa-pre.c (phi_translate_1): Fold *&.
433 (eliminate): Value-replace the call address in call statements.
435 2009-04-04 Richard Guenther <rguenther@suse.de>
437 PR tree-optimization/39636
438 * tree-ssa-forwprop.c
439 (forward_propagate_addr_into_variable_array_index): Check for
440 GIMPLE_ASSIGN before accessing the rhs code.
442 2009-04-03 Jason Merrill <jason@redhat.com>
444 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
446 2009-04-03 Steve Ellcey <sje@cup.hp.com>
448 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
449 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
450 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
451 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
452 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
453 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
454 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
455 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
456 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
457 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
458 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
459 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
460 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
461 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
462 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
463 Use fr_reg_or_fp01_operand instead of fr_register_operand
465 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
466 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
467 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
469 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
471 PR rtl-optimization/39607
472 PR rtl-optimization/39631
474 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
475 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
476 instead of DF_LR_OUT.
477 * ira-lives.c (process_bb_node_lives): Ditto.
478 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
479 instead of DF_LR_{OUT,IN}.
480 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
481 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
483 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
485 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
486 (execute_lower_omp): Always run but take the short way out if -fopenmp
488 (gate_lower_omp): Remove, forcing the pass manager to always run the
489 pass and always set PROP_gimple_lomp.
490 (pass_lower_omp): Remove gate function.
491 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
492 PROP_trees. Instead, require it.
493 * ipa-cp.c (pass_ipa_cp): Likewise.
494 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
495 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
496 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
499 2009-04-03 Richard Guenther <rguenther@suse.de>
502 PR tree-optimization/23940
503 PR tree-optimization/33237
506 PR tree-optimization/36201
507 PR tree-optimization/36230
508 PR tree-optimization/38049
509 PR tree-optimization/38207
510 PR tree-optimization/38230
511 PR tree-optimization/38301
512 PR tree-optimization/38585
514 PR tree-optimization/38985
515 PR tree-optimization/39299
516 * tree-ssa-structalias.h: Remove.
517 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
518 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
519 (struct vuse_element_d): Remove.
520 (struct vuse_vec_d): Likewise.
521 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
522 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
523 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
524 VUSE_ELEMENT_VAR): Likewise.
525 (struct voptype_d): Likewise.
526 (NUM_VOP_FREE_BUCKETS): Likewise.
527 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
528 (struct stmt_operands_d): Remove.
529 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
530 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
531 VDEF_NUM, VDEF_VECT): Likewise.
532 (copy_virtual_operands): Remove.
533 (operand_build_cmp): Likewise.
534 (create_ssa_artificial_load_stmt): Likewise.
535 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
536 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
537 vuse_index and mayuse_index members. Pack and move done and iter_type
538 members to the front.
539 (SSA_OP_VMAYUSE): Remove.
540 (SSA_OP_VIRTUAL_USES): Adjust.
541 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
542 (unlink_stmt_vdef): Declare.
543 (add_to_addressable_set): Remove.
544 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
545 (vrp_visit_stmt): Likewise.
546 * doc/tree-ssa.texi (Alias analysis): Update.
547 * doc/invoke.texi (max-aliased-vops): Remove docs.
548 (avg-aliased-vops): Likewise.
549 * tree-into-ssa.c (syms_to_rename): Remove.
550 (need_to_update_vops_p): Likewise.
551 (need_to_initialize_update_ssa_p): Rename to ...
552 (update_ssa_initialized_fn): ... this. Track function we are
554 (symbol_marked_for_renaming): Simplify.
555 (add_new_name_mapping): Do not set need_to_update_vops_p.
556 (dump_currdefs): Use SYMS_TO_RENAME.
557 (rewrite_update_stmt): Always walk all uses/defs.
558 (dump_update_ssa): Adjust.
559 (init_update_ssa): Take function argument. Track what we are
561 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
562 (create_new_def_for): Initialize for cfun, assert we are initialized
564 (mark_sym_for_renaming): Simplify.
565 (mark_set_for_renaming): Do not initialize update-ssa.
566 (need_ssa_update_p): Simplify. Take function argument.
567 (name_mappings_registered_p): Assert we ask for the correct function.
568 (name_registered_for_update_p): Likewise.
569 (ssa_names_to_replace): Likewise.
570 (release_ssa_name_after_update_ssa): Likewise.
571 (update_ssa): Likewise. Use SYMS_TO_RENAME.
572 (dump_decl_set): Do not print a newline.
573 (debug_decl_set): Do it here.
574 (dump_update_ssa): And here.
575 * tree-ssa-loop-im.c (move_computations): Adjust.
576 (movement_possibility): Likewise.
577 (determine_max_movement): Likewise.
578 (gather_mem_refs_stmt): Likewise.
579 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
581 * tree-complex.c (update_all_vops): Remove.
582 (expand_complex_move): Adjust.
583 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
584 Simplify test for memory referencing statement. Exclude
585 non-invariant ADDR_EXPRs.
586 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
587 * tree-loop-distribution.c (generate_memset_zero): Adjust.
588 (rdg_flag_uses): Likewise.
589 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
591 (tree_optimize_tail_calls_1): Also split the
592 edge from the entry block if we have degenerate PHI nodes in
593 the first basic block.
594 * tree.c (init_ttree): Remove memory-tag related code.
595 (tree_code_size): Likewise.
596 (tree_node_structure): Likewise.
597 (build7_stat): Re-write to be build6_stat.
598 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
600 (struct tree_memory_tag): Remove.
601 (struct tree_memory_partition_tag): Likewise.
602 (union tree_node): Adjust.
603 (build7): Re-write to be build6.
604 * tree-pass.h (pass_reset_cc_flags): Remove.
605 (TODO_update_address_taken): New flag.
606 (pass_simple_dse): Remove.
607 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
608 * params.h (MAX_ALIASED_VOPS): Remove.
609 (AVG_ALIASED_VOPS): Likewise.
610 * omp-low.c (expand_omp_taskreg): Update SSA form.
611 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
612 aliases the lhs in a copy stmt.
613 * tree-ssa-dse.c (struct address_walk_data): Remove.
614 (memory_ssa_name_same): Likewise.
615 (memory_address_same): Likewise.
616 (get_kill_of_stmt_lhs): Likewise.
617 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
618 unused stores. Look through PHI nodes into post-dominated regions.
619 (dse_optimize_stmt): Simplify. Properly remove stores.
620 (tree_ssa_dse): Compute dominators.
621 (execute_simple_dse): Remove.
622 (pass_simple_dse): Likewise.
623 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
624 gimple_loaded_syms and gimple_stored_syms computation.
625 * toplev.c (dump_memory_report): Dump alias and pta stats.
626 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
627 (vn_reference_eq): Likewise.
628 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
629 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
630 valueize_vuses): Remove.
631 (get_def_ref_stmt_vuses): Simplify. Rename to ...
632 (get_def_ref_stmt_vuse): ... this.
633 (vn_reference_lookup_2): New function.
634 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
635 walking equivalent vuses. Simplify.
636 (vn_reference_lookup): Likewise.
637 (vn_reference_insert): Likewise.
638 (vn_reference_insert_pieces): Likewise.
639 (visit_reference_op_call): Simplify.
640 (visit_reference_op_load): Likewise.
641 (visit_reference_op_store): Likewise.
642 (init_scc_vn): Remove shared_lookup_vuses initialization.
643 (free_scc_vn): Remove shared_lookup_vuses freeing.
644 (sort_vuses, sort_vuses_heap): Remove.
645 (get_ref_from_reference_ops): Export.
646 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
647 vector with single vuse pointer.
648 (vn_reference_lookup_pieces, vn_reference_lookup,
649 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
650 (shared_vuses_from_stmt): Remove.
651 (get_ref_from_reference_ops): Declare.
652 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
653 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
654 memory-tag related code.
655 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
656 (likely_value): Add comment, skip static-chain of call statements.
657 (surely_varying_stmt_p): Adjust.
658 (gimplify_and_update_call_from_tree): Likewise.
659 (execute_fold_all_builtins): Do not rebuild alias info.
660 (gimplify_and_update_call_from_tree): Properly update VOPs.
661 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
662 (copy_ref_info): Remove memory-tag related code.
663 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
664 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
665 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
667 * tree-ssa-dom.c (gimple_p): Remove typedef.
668 (eliminate_redundant_computations): Adjust.
669 (record_equivalences_from_stmt): Likewise.
670 (avail_expr_hash): Likewise.
671 (avail_expr_eq): Likewise.
672 * tree-ssa-propagate.c (update_call_from_tree): Properly
674 (stmt_makes_single_load): Likewise.
675 (stmt_makes_single_store): Likewise.
676 * tree-ssa-alias.c: Rewrite completely.
677 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
678 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
679 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
680 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
681 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
682 Remove public functions.
683 (pass_reset_cc_flags): Remove.
684 (pass_build_alias): Move ...
685 * tree-ssa-structalias.c (pass_build_alias): ... here.
686 * tree-ssa-alias.c (may_be_aliased): Move ...
687 * tree-flow-inline.h (may_be_aliased): ... here.
688 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
689 count_uses_and_derefs): Move ...
690 * gimple.c: ... here.
691 * gimple.h (count_uses_and_derefs): Declare.
692 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
693 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
694 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
695 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
696 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
697 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
698 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
700 * tree-dfa.c (refs_may_alias_p): Move ...
701 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
702 * tree-ssa-alias.h: New file.
703 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
704 (statement_sink_location): Likewise.
705 * opts.c (decode_options): Do not adjust max-aliased-vops or
706 avg-aliased-vops values.
707 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
708 (TV_CALL_CLOBBER): Likewise.
709 (TV_FLOW_SENSITIVE): Likewise.
710 (TV_FLOW_INSENSITIVE): Likewise.
711 (TV_MEMORY_PARTITIONING): Likewise.
712 (TV_ALIAS_STMT_WALK): New timevar.
713 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
714 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
715 (get_address_description): Remove memory-tag related code.
716 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
717 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
718 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
719 and immediate uses in statements. Document.
720 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
721 (dump_symbols): Remove.
722 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
723 * alias.c (get_deref_alias_set): New function split out from ...
724 (get_alias_set): ... here.
725 * alias.h (get_deref_alias_set): Declare.
726 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
727 type parameter. Remove restrict pointer handling. Create a
728 ref-all pointer in case type-based alias sets do not conflict.
729 (vect_analyze_data_refs): Remove SMT related code.
730 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
731 (vectorizable_load): Likewise.
732 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
733 (DR_SYMBOL_TAG, DR_VOPS): Remove.
734 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
735 Ignore vops and SMTs.
736 (dr_analyze_alias): Likewise..
737 (free_data_ref): Likewise.
738 (create_data_ref): Likewise.
739 (analyze_all_data_dependences): Likewise.
740 (get_references_in_stmt): Adjust.
741 * tree-flow-inline.h (gimple_aliases_computed_p,
742 gimple_addressable_vars, gimple_call_clobbered_vars,
743 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
744 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
745 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
746 gimple_mem_ref_stats): Remove.
747 (gimple_vop): New function.
748 (op_iter_next_use): Remove vuses and mayuses cases.
749 (op_iter_next_def): Remove vdefs case.
750 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
751 (clear_and_done_ssa_iter): Do not set removed fields.
752 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
753 Assert we are not iterating over vuses or vdefs if not also
754 iterating over uses or defs.
755 (op_iter_init_use): Likewise.
756 (op_iter_init_def): Likewise.
757 (op_iter_next_vdef): Remove.
758 (op_iter_next_mustdef): Likewise.
759 (op_iter_init_vdef): Likewise.
760 (compare_ssa_operands_equal): Likewise.
761 (link_use_stmts_after): Handle vuse operand.
762 (is_call_used): Use is_call_clobbered.
763 (is_call_clobbered): Global variables are always call clobbered,
764 query the call-clobbers bitmap.
765 (mark_call_clobbered): Ignore global variables.
766 (clear_call_clobbered): Likewise.
767 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
768 virtual operands sanity check.
769 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
771 (TARGET_MEM_REF): Remove TMR_TAG operand.
772 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
773 Remove call-clobber related code.
774 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
775 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
776 partitions or escape reason.
777 (get_single_def_stmt, get_single_def_stmt_from_phi,
778 get_single_def_stmt_with_phi): Remove.
779 (dump_referenced_vars): Tidy.
780 (get_ref_base_and_extent): Allow bare decls.
781 (collect_dfa_stats): Adjust.
782 * graphite.c (rename_variables_in_stmt): Adjust.
783 (graphite_copy_stmts_from_block): Likewise.
784 (translate_clast): Likewise.
785 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
787 (translate_vuse_through_block): Use the oracle.
788 (phi_translate_1): Adjust.
789 (value_dies_in_block_x): Use the oracle. Cache the outcome
791 (valid_in_sets): Check if the VUSE for
792 a REFERENCE is available.
793 (eliminate): Do not remove stmts during elimination,
794 instead queue and remove them afterwards.
795 (do_pre): Do not rebuild alias info.
796 (pass_pre): Run TODO_rebuild_alias before PRE.
797 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
798 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
799 (mark_all_v_defs_stmt): Remove.
800 (mark_all_v_defs_seq): Adjust.
801 (sra_replace): Likewise.
802 (scalarize_use): Likewise.
803 (scalarize_copy): Likewise.
804 (scalarize_init): Likewise.
805 (scalarize_ldst): Likewise.
807 (tree_sra): Do not rebuild alias info.
808 (tree_sra_early): Adjust.
809 (pass_sra): Run TODO_update_address_taken before SRA.
810 * tree-predcom.c (set_alias_info): Remove.
811 (prepare_initializers_chain): Do not call it.
812 (mark_virtual_ops_for_renaming): Adjust.
813 (mark_virtual_ops_for_renaming_list): Remove.
814 (initialize_root_vars): Adjust.
815 (initialize_root_vars_lm): Likewise.
816 (prepare_initializers_chain): Likewise.
817 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
818 (may_propagate_copy_into_stmt): Likewise.
819 (merge_alias_info): Do nothing for now.
820 (propagate_tree_value_into_stmt): Adjust.
821 (stmt_may_generate_copy): Likewise.
822 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
823 not mark symbols for renaming.
824 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
825 with the same statement, make sure to update the new pointed-to one.
826 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
827 call statements, do not mark symbols for renaming.
828 (mark_operand_necessary): Dump something.
829 (ref_may_be_aliased): New function.
830 (mark_aliased_reaching_defs_necessary_1): New helper function.
831 (mark_aliased_reaching_defs_necessary): Likewise.
832 (mark_all_reaching_defs_necessary_1): Likewise.
833 (mark_all_reaching_defs_necessary): Likewise.
834 (propagate_necessity): Do not process virtual PHIs. For
835 non-aliased loads mark all reaching definitions as necessary.
836 For aliased loads and stores mark the immediate dominating
837 aliased clobbers as necessary.
838 (visited): New global static.
839 (perform_tree_ssa_dce): Free visited bitmap after propagating
841 (remove_dead_phis): Perform simple dead virtual PHI removal.
842 (remove_dead_stmt): Properly unlink virtual operands when
844 (eliminate_unnecessary_stmts): Schedule PHI removal after
846 * tree-ssa-ter.c (is_replaceable_p): Adjust.
847 (process_replaceable): Likewise.
848 (find_replaceable_in_bb): Likewise.
849 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
850 based on the single gimple vop.
851 (verify_flow_insensitive_alias_info): Remove.
852 (verify_flow_sensitive_alias_info): Likewise.
853 (verify_call_clobbering): Likewise.
854 (verify_memory_partitions): Likewise.
855 (verify_alias_info): Likewise.
856 (verify_ssa): Adjust..
857 (execute_update_addresses_taken): Export. Update SSA
858 manually. Optimize only when optimizing. Use a local bitmap.
859 (pass_update_address_taken): Remove TODO_update_ssa, add
861 (pass_update_address_taken): Just use TODO_update_address_taken.
862 (init_tree_ssa): Do not initialize addressable_vars.
863 (verify_ssa): Verify new VUSE / VDEF properties.
864 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
865 Do not call verify_alias_info.
866 (delete_tree_ssa): Clear the VUSE, VDEF operands.
867 Do not free the loaded and stored syms bitmaps. Reset the escaped
868 and callused solutions. Do not free addressable_vars.
869 Remove memory-tag related code.
870 (warn_uninitialized_var): Aliases are always available.
871 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
872 * lambda-code.c (can_put_in_inner_loop): Adjust.
873 (can_put_after_inner_loop): Likewise.
874 (perfect_nestify): Likewise.
875 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
876 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
877 (vectorizable_conversion): Do not mark symbols for renaming.
878 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
879 (expand_call_inline): Unlink the calls virtual operands before
881 (tree_function_versioning): Do not call update_ssa if we are not
882 updating clones. Simplify.
883 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
884 (propagate_with_phi): Likewise..
885 * tree-outof-ssa.c (create_temp): Remove memory tag and call
886 clobber code. Assert we are not aliased or global.
887 * tree-flow.h: Include tree-ssa-alias.h
888 (enum escape_type): Remove.
889 (struct mem_sym_stats_d): Likewise.
890 (struct mem_ref_stats_d): Likewise.
891 (struct gimple_df): Add vop member. Remove global_var,
892 call_clobbered_vars, call_used_vars, addressable_vars,
893 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
894 escaped and callused members.
895 (struct ptr_info_def): Remove all members, add points-to solution
897 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
898 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
899 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
900 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
901 (tree-ssa-alias.o): Likewise.
902 (toplev.o): Add tree-ssa-alias.h
903 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
904 * gimple.c (gimple_set_bb): Fix off-by-one error.
905 (is_gimple_reg): Do not handle memory tags.
906 (gimple_copy): Also copy virtual operands.
907 Delay updating the statement. Do not reset loaded and stored syms.
908 (gimple_set_stored_syms): Remove.
909 (gimple_set_loaded_syms): Likewise.
910 (gimple_call_copy_skip_args): Copy the virtual operands
911 and mark the new statement modified.
912 * tree-ssa-structalias.c (may_alias_p): Remove.
913 (set_uids_in_ptset): Take the alias set to prune with as
914 parameter. Fold in the alias test of may_alias_p.
915 (compute_points_to_sets): Compute whether a ptr is dereferenced
917 (process_constraint): Deal with &ANYTHING on the lhs, reject all
918 other ADDRESSOF constraints on the lhs.
919 (get_constraint_for_component_ref): Assert that we don't get
920 ADDRESSOF constraints from the base of the reference.
921 Properly generate UNKNOWN_OFFSET for DEREF if needed.
922 (struct variable_info): Remove collapsed_to member.
923 (get_varinfo_fc): Remove.
924 (new_var_info): Do not set collapsed_to.
925 (dump_constraint): Do not follow cycles.
926 (dump_constraint_graph): Likewise.
927 (build_pred_graph): Likewise.
928 (build_succ_graph): Likewise.
929 (rewrite_constraints): Likewise.
930 (do_simple_structure_copy): Remove.
931 (do_rhs_deref_structure_copy): Remove.
932 (do_lhs_deref_structure_copy): Remove.
933 (collapse_rest_of_var): Remove.
934 (do_structure_copy): Re-implement.
935 (pta_stats): New global variable.
936 (dump_pta_stats): New function.
937 (struct constraint_expr): Make offset signed.
938 (UNKNOWN_OFFSET): Define special value.
939 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
940 (solution_set_expand): New helper function split out from ...
941 (do_sd_constraint): ... here.
942 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
943 (do_ds_constraint): Likewise.
944 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
945 and CALLUSED = *CALLUSED.
946 (set_union_with_increment): Make inc argument signed.
948 (get_constraint_for_ptr_offset): Handle unknown and negative
950 (first_vi_for_offset): Handle offsets before start. Bail
951 out early for offsets beyond the variable extent.
952 (first_or_preceding_vi_for_offset): New function.
953 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
954 Together with ESCAPED = *ESCAPED this properly computes reachability.
955 (find_what_var_points_to): New function.
956 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
957 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
958 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
959 pt_solutions_intersect): New functions.
960 (compute_call_used_vars): Remove.
961 (compute_may_aliases): New main entry into PTA computation.
962 * gimple.h (gimple_p): New typedef.
963 (struct gimple_statement_base): Remove references_memory_p.
964 (struct gimple_statement_with_memory_ops_base): Remove
965 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
967 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
968 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
969 gimple_set_references_memory): Remove.
970 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
971 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
973 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
974 (verify_expr): Allow RESULT_DECL.
975 (gimple_duplicate_bb): Do not copy virtual operands.
976 (gimple_duplicate_sese_region): Adjust.
977 (gimple_duplicate_sese_tail): Likewise.
978 (mark_virtual_ops_in_region): Remove.
979 (move_sese_region_to_fn): Do not call it.
980 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
982 (execute_function_todo): Handle TODO_update_address_taken,
983 call execute_update_addresses_taken for TODO_rebuild_alias.
984 (execute_todo): Adjust.
985 (execute_one_pass): Init dump files early.
986 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
988 (create_general_new_stmt): Clear vops.
989 * tree-ssa-reassoc.c (get_rank): Adjust.
990 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
991 symbols for renaming.
992 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
993 (PARAM_AVG_ALIASED_VOPS): Likewise.
994 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
995 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
996 * tree-ssa-operands.c: Simplify for new virtual operand
998 (operand_build_cmp, copy_virtual_operands,
999 create_ssa_artificial_load_stmt, add_to_addressable_set,
1000 gimple_add_to_addresses_taken): Remove public functions.
1001 (unlink_stmt_vdef): New function.
1003 2009-04-03 Alan Modra <amodra@bigpond.net.au>
1005 * config.gcc (powerpc-*-linux*): Merge variants.
1007 2009-04-02 Chao-ying Fu <fu@mips.com>
1008 James Grosbach <james.grosbach@microchip.com>
1010 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
1011 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
1013 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
1014 keep_interrupts_masked_p, use_debug_exception_return_p.
1015 (mips_attribute_table): Add interrupt, use_shadow_register_set,
1016 keep_interrupts_masked, use_debug_exception_return.
1017 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
1018 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
1020 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
1021 (mips_print_operand): Process COP0 registers to print $0 .. $31
1022 correctly for GAS to process.
1023 (mips_interrupt_extra_call_saved_reg_p): New function.
1024 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
1026 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1027 (mips_compute_frame_info): Add supports for interrupt context that
1028 includes doubleword accumulators and COP0 registers.
1029 (mips_for_each_saved_acc): New function.
1030 (mips_for_each_saved_gpr_and_fpr): Change the function name from
1031 mips_for_each_saved_reg.
1032 (mips_save_reg): Save accumulators.
1033 (mips_kernel_reg_p): A new for_each_rtx callback.
1034 (mips_expand_prologue): Support interrupt handlers.
1035 (mips_restore_reg): Restore accumulators.
1036 (mips_expand_epilogue): Support interrupt handlers.
1037 (mips_can_use_return_insn): Return false for interrupt handlers.
1038 (mips_epilogue_uses): New function.
1039 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
1040 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
1041 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
1042 cop0_move): New instructions.
1043 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
1044 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
1046 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
1048 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
1049 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
1050 interrupt handlers, we use K0 as the temporary register.
1051 (EPILOGUE_USES): Change to a function call.
1052 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
1053 handlers, we use K0 as the temporary register.
1055 * doc/extend.texi (Function Attributes): Document interrupt,
1056 use_shadow_register_set, keep_interrupts_masked,
1057 use_debug_exception_return for MIPS attributes.
1059 2009-04-03 Alan Modra <amodra@bigpond.net.au>
1061 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
1062 Remove a number of t-files from tmake_file.
1063 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
1064 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
1065 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
1066 target_prototype, not TARGET_PROTOTYPE.
1067 (LINK_OS_GNU_SPEC): Define.
1068 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
1069 and darwin-ldoubdle.c.
1071 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
1074 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
1075 (cpp_options): Ditto.
1076 (default_compilers): Ditto.
1077 (display_help): Ditto.
1078 (process_command): Ditto.
1080 (set_input): Use lbasename instead of duplicate code.
1081 (save_temps_prefix): New static for -save-temps=obj.
1082 (save_temps_length): Ditto.
1084 * doc/invoke.texi (-save-temps=obj): Document new variant to
1087 2009-04-02 Jeff Law <law@redhat.com>
1089 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
1092 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
1094 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
1095 * configure: Regenerated.
1097 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
1099 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
1100 share the argument list.
1102 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
1106 2009-02-12 Diego Novillo <dnovillo@google.com>
1108 * varpool.c (debug_varpool): New.
1109 * cgraph.h (debug_varpool): Declare.
1111 2009-04-02 Jan Hubicka <jh@suse.cz>
1113 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
1116 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
1118 * config/i386/i386.c (ix86_abi): Move initialization to ...
1119 (override_options): Here.
1121 2009-04-02 Christian Bruel <christian.bruel@st.com>
1123 * config/sh/sh.c (sh_dwarf_register_span): New function.
1124 (TARGET_DWARF_REGISTER_SPAN): Define.
1125 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
1127 2009-04-02 Ira Rosen <irar@il.ibm.com>
1129 PR tree-optimization/39595
1130 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
1131 interleaved loads group is not greater than the SLP group size.
1133 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
1135 * builtins.c (is_builtin_name): New.
1136 (called_as_built_in): Use is_builtin_name.
1137 * tree.h (is_builtin_name): New.
1138 * varasm.c (incorporeal_function_p): Use is_builtin_name
1140 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
1142 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
1144 2009-04-02 Dodji Seketeli <dodji@redhat.com>
1147 * c-decl.c: (clone_underlying_type): Move this ...
1148 * c-common.c (set_underlying_type): ... here.
1149 Also, make sure the function properly sets TYPE_STUB_DECL() on
1150 the newly created typedef variant type.
1151 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
1152 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry points.
1154 2009-04-02 Richard Guenther <rguenther@suse.de>
1156 PR tree-optimization/37221
1157 * tree-flow.h (degenerate_phi_result): Declare.
1158 * tree-ssa-dom.c (degenerate_phi_result): Export.
1159 * tree-scalar-evolution.c (analyze_initial_condition): If
1160 the initial condition is defined by a degenerate PHI node
1161 use the degenerate value.
1163 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
1165 PR rtl-optimization/39588
1166 * combine.c (merge_outer_ops): Do not set the constant when this
1168 (simplify_shift_const_1): Do not modify it either in this case.
1170 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
1172 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
1173 tuning is deprecated if -mtune value is set to an Itanium1 variant.
1175 2009-04-01 Janis Johnson <janis187@us.ibm.com>
1178 * c-lex.c (interpret_float): Default (no suffix) is double.
1180 2009-04-1 Xinliang David Li <davidxl@google.com>
1182 * config/i386/i386.c (legitimate_constant_p): Recognize
1183 all one vector constant.
1185 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1187 * gcc/config/vax/vax.c: Add #includes to silence warnings.
1188 Change #include order to silence two warnings.
1190 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1192 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
1193 (ASM_SPEC): Pass -k to the assembler for PIC code.
1195 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1197 * gcc/config.gcc: Add vax-*-linux* to the switch.
1198 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
1199 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
1201 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1203 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
1204 Use predicate macros instead of GET_CODE() == foo.
1205 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
1206 ashlsi3, rotrsi3, <unnamed>): Likewise.
1208 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1210 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
1211 jbbccihi, jbbccisi): Remova trailing whitespace.
1212 * gcc/config/vax/constraints.md: Likewise.
1213 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
1214 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
1215 * gcc/config/vax/predicates.md: Likewise.
1216 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
1217 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
1218 * gcc/config/vax/vax.h: Likewise.
1219 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
1221 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1223 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
1224 (indirectable_address_p, adjacent_operands_p): Add spaces around
1226 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
1228 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1230 * gcc/config/vax/vax.c (legitimate_constant_address_p,
1231 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
1232 index_term_p, reg_plus_index_p, legitimate_address_p,
1233 vax_mode_dependent_address_p): Update comments to match functions
1234 modified by the recent int->bool conversion.
1236 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1238 * gcc/config/vax/builtins.md: Update copyright message.
1239 * gcc/config/vax/constraints.md: Likewise.
1240 * gcc/config/vax/netbsd-elf.h: Likewise.
1241 * gcc/config/vax/predicates.md: Likewise.
1242 * gcc/config/vax/vax-protos.h: Likewise.
1243 * gcc/config/vax/vax.c: Likewise.
1244 * gcc/config/vax/vax.h: Likewise.
1245 * gcc/config/vax/vax.md: Likewise.
1246 * gcc/config/vax/vax.opt: Likewise.
1248 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
1250 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
1251 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
1252 * gcc/config/vax/constraints.md (B, R): Likewise.
1253 * gcc/config/vax/predicates.md (external_memory_operand,
1254 nonimmediate_addsub_di_operand): Likewise.
1255 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
1256 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
1257 untyped_call): Likewise.
1259 2009-04-01 Matt Thomas <matt@3am-software.com>
1261 * config/vax/predicates.md: New file. (symbolic_operand,
1262 local_symbolic_operand, external_symbolic_operand,
1263 external_const_operand, nonsymbolic_operand, external_memory_operand,
1264 indirect_memory_operand, indexed_memory_operand,
1265 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
1266 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
1268 * config/vax/constraints.md: New file. (Z0, U06, U08, U16, CN6, S08,
1269 S16, I, J, K, L, M, N, O, G, Q, B, R, T): New constraint.
1270 * config/vax/builtins.md: New file. (ffssi2, ffssi2_internal,
1271 sync_lock_test_and_set<mode>, jbbssiqi, jbbssihi, jbbssisi,
1272 sync_lock_release<mode>, jbbcciqi, jbbccihi, jbbccisi): Define.
1273 * config/vax/vax.opt (mqmath): Add option.
1274 * config/vax/vax.md (isfx): Extend with DI.
1275 (VAXintQH, VAXintQHSD): Define.
1276 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
1277 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
1278 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
1279 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
1280 (movdi): Update constraints and use vax_output_int_move().
1281 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
1282 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
1283 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
1284 nonlocal_goto): New.
1285 (mov<mode>): Extend accepted operand types.
1286 (subdi3_old): Rename from subdi3, change update constraints and use
1287 a new implementation.
1288 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
1289 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
1290 MOVE_RATIO, CLEAR_RATIO): Define.
1291 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
1292 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
1293 (PRINT_OPERAND): Redefine using a function instead of inlined code.
1294 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
1295 (split_quadword_operands): Make static and really allow variable
1297 (print_operand_address): Update for PIC generation.
1298 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
1299 indexable_address_p, fixup_mathdi_operand,
1300 vax_expand_addsub_di_operands, adjacent_operands_p): New.
1301 (vax_float_literal, legitimate_constant_p,
1302 indirectable_constant_address_p, index_term_p,
1303 reg_plus_index_p): Return bool instead of int.
1304 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
1306 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
1308 (vax_output_conditional_branch): Indent.
1309 (legitimate_constant_address_p, indirectable_constant_address_p,
1310 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
1311 vax_mode_dependent_address_p): Return bool instead of int, update for
1313 * config/vax/vax-protos.h (legitimate_constant_address_p,
1314 legitimate_constant_p, legitimate_address_p,
1315 vax_mode_dependent_address_p): Change declaration to bool.
1316 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
1317 vax_expand_addsub_di_operands, vax_output_int_subtract,
1318 vax_output_movmemsi): Declare.
1319 (split_quadword_operands, vax_float_literal): Delete declaration.
1320 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
1321 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
1322 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
1323 ASM_OUTPUT_DWARF_PCREL): Define.
1324 (ASM_SPEC): Change definition to allow PIC generation.
1326 2009-04-01 Jakub Jelinek <jakub@redhat.com>
1329 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
1330 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
1331 (booldi3_internal3): Use boolean_or_operator instead of
1334 2009-04-01 Joseph Myers <joseph@codesourcery.com>
1337 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
1338 declarator whose size is not an integer constant expression but
1339 folds to an integer constant, then treat it as a constant
1342 2009-04-01 Richard Guenther <rguenther@suse.de>
1344 * fold-const.c (fold_plusminus_mult_expr): Do not fold
1345 i * 4 + 2 to (i * 2 + 1) * 2.
1347 2009-04-01 Jakub Jelinek <jakub@redhat.com>
1350 * c-parser.c (c_parser_asm_statement): Skip until close paren and
1351 return if c_parser_asm_string_literal returned NULL.
1353 2009-04-01 Nick Clifton <nickc@redhat.com>
1355 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
1357 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
1358 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
1359 other typedefs to avoid conflicts with libgcc2.c. Define labels
1360 to gain 16-bit bit-manipulation functions from libgcc2.c and then
1362 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
1363 to gain 16-bit trapping arithmetic functions from libgcc2.c and
1366 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
1368 * varasm.c (default_function_rodata_section): Declare DOT as const char*.
1370 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
1371 Andrey Galkin <agalkin@hypercom.com>
1374 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
1375 Make object_name unique for each process.
1377 2009-04-01 Jakub Jelinek <jakub@redhat.com>
1380 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
1381 addressable variables in the parallel that could go out of scope while
1382 running queued tasks.
1384 2009-04-01 Anatoly Sokolov <aesok@post.ru>
1386 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
1387 (CASE_VALUES_THRESHOLD): Redefine.
1388 * config/avr/avr.c (avr_override_options): Remove initialization of
1389 avr_case_values_threshold variable.
1390 (avr_case_values_threshold): Remove variable. Add new function.
1391 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
1392 * config/avr/avr.opt (mno-tablejump): Remove option.
1393 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
1395 2009-04-01 DJ Delorie <dj@redhat.com>
1397 * varasm.c (default_function_rodata_section): Don't assume
1398 anything about where the first '.' in the section name is.
1400 2009-04-01 Alan Modra <amodra@bigpond.net.au>
1402 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
1403 rs6000_emit_stack_tie.
1405 2009-03-31 Ian Lance Taylor <iant@google.com>
1407 * tree-eh.c (tree_remove_unreachable_handlers): Compare
1408 gimple_code with GIMPLE_RESX, not RESX.
1410 2009-03-31 Joseph Myers <joseph@codesourcery.com>
1412 * c-common.c (c_get_ident): New.
1413 (c_common_nodes_and_builtins): Call it for type names that may be
1416 2009-04-01 Ben Elliston <bje@au.ibm.com>
1418 * config/rs6000/sysv4.opt (msdata): Improve option description.
1420 2009-03-31 Steve Ellcey <sje@cup.hp.com>
1422 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
1423 (divdf3_internal_lat): Remove.
1424 (divxf3_internal_lat): Remove.
1425 (divxf3_internal_thr): Remove.
1426 (divxf): Use divxf3_internal.
1427 * config/ia64/div.md (divsf3_internal_lat): New.
1428 (divdf3_internal_lat): New.
1429 (divxf3_internal): New.
1431 2009-03-31 Joseph Myers <joseph@codesourcery.com>
1434 * Makefile.in (USE_GCC_STDINT): Define.
1435 (stmp-int-hdrs): Install stdint.h if applicable.
1436 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
1438 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
1439 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
1440 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
1441 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1442 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
1443 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
1444 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
1445 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1446 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
1447 (c_common_nodes_and_builtins): Initialize
1448 underlying_wchar_type_node. Do not initialize
1449 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
1450 nodes for new types.
1451 (c_stddef_cpp_builtins): Define macros for new types.
1452 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
1454 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
1455 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
1456 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
1457 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
1458 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
1459 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
1460 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
1461 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
1462 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
1463 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
1464 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
1465 int16_type_node, int32_type_node, int64_type_node,
1466 uint8_type_node, uint16_type_node, c_uint32_type_node,
1467 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
1468 int_least32_type_node, int_least64_type_node,
1469 uint_least8_type_node, uint_least16_type_node,
1470 uint_least32_type_node, uint_least64_type_node,
1471 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
1472 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
1473 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
1474 uintptr_type_node): Define.
1475 * c-cppbuiltin.c (builtin_define_constants,
1476 builtin_define_type_minmax): New.
1477 (builtin_define_stdint_macros): Define more macros.
1478 (c_cpp_builtins): Define more limit macros.
1480 (builtin_define_type_max): Define in terms of
1481 builtin_define_type_minmax. Remove is_long parameter. All
1483 * config.gcc (use_gcc_stdint): Define.
1484 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
1485 Add newlib-stdint.h for generic targets.
1486 * config/glibc-stdint.h, config/newlib-stdint.h,
1487 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
1488 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
1489 * config/score/score.h (UINTPTR_TYPE): Define.
1490 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
1491 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
1492 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1493 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
1494 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
1495 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
1496 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1497 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
1498 * config/spu/spu.h (STDINT_LONG32): Define.
1499 * configure.ac (use_gcc_stdint): Substitute.
1500 * configure: Regenerate.
1501 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
1502 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
1503 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
1504 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
1505 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
1506 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
1507 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
1508 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
1509 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
1510 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
1511 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
1512 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
1513 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
1514 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
1515 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
1516 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
1517 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
1518 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
1519 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
1520 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
1521 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
1522 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
1523 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
1524 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1525 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
1526 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
1527 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
1528 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1529 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
1531 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
1533 * loop-iv.c (suitable_set_for_replacement): Renamed from
1534 simplify_using_assignment; changed to return bool and to accept new
1535 args DEST and SRC. Return true iff we find a source/destination pair
1536 that can be used to make a replacement, and fill SRC and DEST if so.
1537 Remove arg ALTERED. Don't deal with altered regs here. All callers
1539 (simplify_using_initial_values): Deal with altered regs here and track
1540 more precisely the effect they have on the validity of our expression.
1542 * loop-iv.c (simplify_using_condition): A condition of the form
1543 (EQ REG CONST) can be used to simply make a substitution.
1544 (simplify_using_initial_values): Keep track of conditions we have seen
1545 and keep using them to simplify new expressions, while applying the
1546 same substitutions to them as to the expression.
1548 * simplify-rtx.c (simplify_relational_operation_1): Simplify
1549 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
1552 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
1553 changed. Use this when trying to improve the upper bound.
1554 Generate the comparison by using simplify_gen_relational.
1556 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
1558 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
1560 (simplify_using_assignment, simplify_using_initial_values): Call
1561 replace_in_expr to make replacements. Call replace_single_def_regs
1562 once on the initial version of the expression.
1564 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1567 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
1569 2009-03-31 Richard Guenther <rguenther@suse.de>
1572 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
1573 equality comparisons. Fold C - X CMP X if C % 2 == 1.
1575 2009-03-31 Richard Guenther <rguenther@suse.de>
1577 * tree.h (div_if_zero_remainder): Declare.
1578 * fold-const.c (div_if_zero_remainder): Export.
1579 * tree-ssa-forwprop.c
1580 (forward_propagate_addr_into_variable_array_index): Handle
1581 constant array index addition outside of the variable index.
1583 2009-03-31 Joseph Myers <joseph@codesourcery.com>
1586 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
1587 define_splits, floatunssi<mode>2): Require x87 conversions from
1588 DImode to be permitted.
1590 2009-03-31 Joseph Myers <joseph@codesourcery.com>
1592 PR preprocessor/15638
1593 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
1595 2009-03-31 Richard Guenther <rguenther@suse.de>
1599 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
1600 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
1601 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
1602 a separate statement.
1603 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
1604 (lookup_tmp_var): Likewise.
1605 (is_gimple_formal_tmp_or_call_rhs): Remove.
1606 (is_gimple_reg_or_call_rhs): Rename to ...
1607 (is_gimple_reg_rhs_or_call): ... this.
1608 (is_gimple_mem_or_call_rhs): Rename to ...
1609 (is_gimple_mem_rhs_or_call): ... this.
1610 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
1611 DECL_GIMPLE_REG_P only if is_formal is true.
1612 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
1613 for non-proper post-modify expression gimplification.
1614 (gimplify_self_mod_expr): For post-modify expressions gimplify
1615 the lvalue to a minimal lvalue.
1616 (rhs_predicate_for): Remove formal temp case.
1617 (gimplify_modify_expr_rhs): Likewise.
1618 (gimplify_addr_expr): Use is_gimple_reg.
1619 (gimplify_expr): Remove formal temp cases.
1620 (gimple_regimplify_operands): Likewise.
1621 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
1622 and FILTER_EXPR like constants.
1623 * gimple.c (walk_gimple_op): Fix val_only initialization, use
1625 (is_gimple_formal_tmp_rhs): Remove.
1626 (is_gimple_reg_rhs): Remove special casing.
1627 (is_gimple_mem_rhs): Fix.
1628 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
1629 (is_gimple_formal_tmp_var): Remove.
1630 (is_gimple_formal_tmp_reg): Likewise.
1631 (is_gimple_min_lval): Allow invariant component ref parts.
1632 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
1633 is_gimple_formal_tmp_reg): Remove declarations.
1634 * tree-cfg.c (verify_expr): Verify that variables with address
1635 taken do not have DECL_GIMPLE_REG_P set.
1636 * tree-mudflap.c (mf_build_check_statement_for): Use
1637 force_gimple_operand instead of gimplify_expr.
1639 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
1641 * modulo-sched.c (sms_schedule_by_order): Pass the actual
1642 schedulable rows to compute_split_row.
1644 2009-03-31 Ben Elliston <bje@au.ibm.com>
1647 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
1650 2009-03-31 Alan Modra <amodra@bigpond.net.au>
1652 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
1653 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
1654 * configure: Regenerate.
1655 * config.in: Regenerate.
1656 * config/rs6000/rs6000.opt (mtls-markers): Add.
1657 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
1658 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
1659 (tls_ld_aix, tls_ld_sysv): Likewise.
1660 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
1661 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
1663 2009-03-31 Alan Modra <amodra@bigpond.net.au>
1665 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
1667 2009-03-30 Jan Hubicka <jh@suse.cz>
1669 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
1671 (tree_remove_unreachable_handlers): Cleanup EH predecestor
1672 detection and label handling.
1674 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
1676 * ira-int.h (ira_allocno): Rename left_conflicts_num to
1677 left_conflicts_size.
1678 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
1679 ALLOCNO_LEFT_CONFLICTS_SIZE.
1681 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
1682 remove_allocno_from_bucket_and_push,
1683 allocno_spill_priority_compare, push_allocnos_to_stack,
1684 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
1685 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
1686 (setup_allocno_left_conflicts_num): Ditto. Rename to
1687 setup_allocno_left_conflicts_size.
1688 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
1689 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
1690 setup_allocno_left_conflicts_size instead of
1691 setup_allocno_left_conflicts_num.
1693 * ira-build.c (ira_create_allocno): Use
1694 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
1695 ALLOCNO_LEFT_CONFLICTS_NUM.
1697 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
1699 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
1700 instead of DF_LR_OUT.
1702 * ira-lives.c (process_bb_node_lives): Ditto.
1704 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
1705 instead of DF_LR_{OUT,IN}.
1707 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
1709 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
1711 2009-03-30 Jan Hubicka <jh@suse.cz>
1713 * except.c (label_to_region_map): Fix thinko.
1715 2009-03-30 Steve Ellcey <sje@cup.hp.com>
1718 * tree.h (tree_find_value): New declaration.
1719 * tree.c (tree_find_value): New function.
1720 * varasm.c (assemble_external): Avoid duplicate entries on lists.
1722 2009-03-30 Jakub Jelinek <jakub@redhat.com>
1725 * c-decl.c (struct c_binding): Add locus field.
1726 (bind): Add locus argument, set locus field from it.
1727 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
1728 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
1729 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
1730 implicitly_declare, undeclared_variable, lookup_label,
1731 declare_label, c_make_fname_decl, c_builtin_function,
1732 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
1735 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
1738 * config/i386/i386.c (classify_argument): Check total size of
1741 2009-03-30 Martin Jambor <mjambor@suse.cz>
1743 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
1744 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
1745 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
1748 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
1749 seen_variable_array_ref while also traversing a union.
1751 * tree-inline.c (optimize_inline_calls): Do not call
1752 cgraph_node_remove_callees.
1753 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
1754 (pass_remove_cgraph_callee_edges): New variable.
1755 * passes.c (init_optimization_passes): Add
1756 pass_remove_cgraph_callee_edges after early inlining and before all
1757 late intraprocedural passes.
1759 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
1761 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
1763 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
1766 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
1768 * combine.c (simplify_comparison): Use have_insn_for.
1769 * dojump.c (do_jump): Likewise.
1771 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
1773 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
1774 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
1775 sparc_compare_op0 like sparc_compare_emitted used to be handled.
1776 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
1777 instead of sparc_compare_emitted.
1778 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
1779 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
1780 instead of sparc_compare_emitted.
1782 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
1784 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
1785 enter/exit cfglayout mode.
1786 (pass_partition_block): Require it.
1787 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
1788 (combine_instructions): Track basic blocks instead of labels.
1789 (update_cfg_for_uncondjump): New.
1790 (try_combine): Use it. Update jumps after rescanning.
1791 (pass_combine): Require PROP_cfglayout.
1792 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
1794 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
1796 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
1797 Provide/destroy PROP_cfglayout respectively.
1798 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
1799 * tree-pass.h (PROP_cfglayout): New.
1801 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
1803 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
1804 fold_convert_const_fixed_from_fixed,
1805 fold_convert_const_fixed_from_int,
1806 fold_convert_const_fixed_from_real, fold_negate_const): Do not
1807 set TREE_CONSTANT_OVERFLOW.
1808 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
1809 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
1811 2009-03-30 Ira Rosen <irar@il.ibm.com>
1813 * tree-vect-loop-manip.c: New file.
1814 * tree-vectorizer.c: Update documentation and included files.
1815 (vect_loop_location): Make extern.
1816 (rename_use_op): Move to tree-vect-loop-manip.c
1817 (rename_variables_in_bb, rename_variables_in_loop,
1818 slpeel_update_phis_for_duplicate_loop,
1819 slpeel_update_phi_nodes_for_guard1,
1820 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
1821 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
1822 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
1823 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
1824 find_loop_location): Likewise.
1825 (new_stmt_vec_info): Move to tree-vect-stmts.c.
1826 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
1827 get_vectype_for_scalar_type, vect_is_simple_use,
1828 supportable_widening_operation, supportable_narrowing_operation):
1830 (bb_in_loop_p): Move to tree-vect-loop.c.
1831 (new_loop_vec_info, destroy_loop_vec_info,
1832 reduction_code_for_scalar_code, report_vect_op,
1833 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
1834 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
1835 (vect_supportable_dr_alignment): Likewise.
1836 * tree-vectorizer.h (tree-data-ref.h): Include.
1837 (vect_loop_location): Declare.
1838 Reorganize function declarations according to the new file structure.
1839 * tree-vect-loop.c: New file.
1840 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
1841 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
1842 * tree-vect-data-refs.c: New file.
1843 * tree-vect-patterns.c (timevar.h): Don't include.
1844 * tree-vect-stmts.c: New file.
1845 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
1846 tree-vect-slp.c, tree-vect-loop.c.
1847 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
1848 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
1849 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
1850 (tree-vect-analyze.o): Remove.
1851 (tree-vect-transform.o): Likewise.
1852 (tree-vect-data-refs.o): Add rule.
1853 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
1854 tree-vect-slp.o): Likewise.
1855 (tree-vect-patterns.o): Remove redundant dependencies.
1856 (tree-vectorizer.o): Likewise.
1857 * tree-vect-slp.c: New file.
1859 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1861 * optc-gen.awk: Warn if an option flag has multiple different
1864 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
1866 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
1867 -floop-block): Document dependences on PPL, CLooG and Graphite.
1869 2009-03-30 Joseph Myers <joseph@codesourcery.com>
1871 PR rtl-optimization/323
1872 * c-common.c (c_fully_fold, convert_and_check,
1873 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
1874 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
1875 * c-common.def (EXCESS_PRECISION_EXPR): New.
1876 * c-cppbuiltin.c (builtin_define_float_constants): Define
1877 constants with enough digits for long double.
1878 * c-lex.c (interpret_float): Interpret constant with excess
1879 precision where appropriate.
1880 * c-opts.c (c_common_post_options): Set
1881 flag_excess_precision_cmdline. Give an error for
1882 -fexcess-precision=standard for C++ for processors where the
1883 option is significant.
1884 * c-parser.c (c_parser_conditional_expression): Handle excess
1885 precision in condition.
1886 * c-typeck.c (convert_arguments): Handle arguments with excess
1888 (build_unary_op): Move excess precision outside operation.
1889 (build_conditional_expr): Likewise.
1890 (build_compound_expr): Likewise.
1891 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
1892 (build_modify_expr): Handle excess precision in RHS.
1893 (convert_for_assignment): Handle excess precision in converted
1895 (digest_init, output_init_element, process_init_element): Handle
1896 excess precision in initializer.
1897 (c_finish_return): Handle excess precision in return value.
1898 (build_binary_op): Handle excess precision in operands and add
1899 excess precision as needed for operation.
1900 * common.opt (-fexcess-precision=): New option.
1901 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
1902 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
1903 For standard excess precision, output explicit conversion to and
1904 truncation from XFmode.
1905 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
1906 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
1907 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
1908 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
1909 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
1910 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
1911 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
1912 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
1913 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
1914 define_splits, sqrt<mode>2): Disable where appropriate for
1915 standard excess precision.
1916 * convert.c (convert_to_real): Do not shorten arithmetic to type
1917 for which excess precision would be used.
1918 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
1919 * doc/invoke.texi (-fexcess-precision=): Document option.
1920 (-mfpmath=): Correct index entry.
1921 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
1922 flag_excess_precision): New.
1923 * langhooks.c (lhd_post_options): Set
1924 flag_excess_precision_cmdline.
1925 * opts.c (common_handle_option): Handle -fexcess-precision=.
1926 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
1927 init_excess_precision): New.
1928 (lang_dependent_init_target): Call init_excess_precision.
1929 * tree.c (excess_precision_type): New.
1930 * tree.h (excess_precision_type): Declare.
1932 2009-03-30 Joseph Myers <joseph@codesourcery.com>
1935 * c-typeck.c (build_component_ref): Do not copy qualifiers from
1936 non-lvalue to component.
1938 2009-03-29 Joseph Myers <joseph@codesourcery.com>
1940 PR preprocessor/34695
1941 * Makefile.in (c-opts.o): Depend on c-tree.h.
1942 * c-common.c: Move down include of diagnostic.h.
1943 (done_lexing, c_cpp_error): New.
1944 * c-common.h (done_lexing): Declare.
1945 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
1947 * c-opts.c: Include c-tree.h.
1948 (c_common_init_options): Set preprocessor error callback.
1949 (c_common_handle_option): Do not set preprocessor
1950 inhibit_warnings, warnings_are_errors, warn_system_headers,
1951 pedantic_errors or inhibit_warnings flags.
1952 (c_common_post_options): Do not check cpp_errors (parse_in).
1953 (c_common_finish): Do not output dependencies if there were
1954 errors. Do not check return value of cpp_finish.
1955 * c-ppoutput.c (pp_file_change): Set input_location.
1956 * c-tree.h (c_cpp_error): Declare.
1957 * diagnostic.c (diagnostic_set_info_translated): Also initialize
1959 (diagnostic_build_prefix): Check override_column.
1960 * diagnostic.h (diagnostic_info): Add override_column field.
1961 (diagnostic_override_column): Define.
1963 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
1965 * c-common.c (c_expand_expr, c_staticp): Remove.
1966 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
1967 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
1968 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
1969 * c-gimplify.c (gimplify_compound_literal_expr,
1970 optimize_compound_literals_in_ctor): Remove.
1971 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
1972 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
1973 * c-semantics.c (emit_local_var): Remove.
1975 * langhooks-def.h (lhd_expand_expr): Remove.
1976 * langhooks.c (lhd_expand_expr): Remove.
1977 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
1979 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
1980 handling from c-semantics.c; don't call into langhook.
1981 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
1982 * gimplify.c (gimplify_compound_literal_expr,
1983 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
1984 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
1985 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
1986 as was done in c-gimplify.c.
1987 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
1988 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
1989 Move from c-common.h.
1990 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
1992 * tree.c (staticp): Do not call langhook.
1993 * langhooks.c (lhd_staticp): Delete.
1994 * langhooks-def.h (lhd_staticp): Delete prototype.
1995 (LANG_HOOKS_STATICP): Delete.
1996 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
1998 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
1999 instead of DECL_STMTs.
2001 2009-03-29 Joseph Myers <joseph@codesourcery.com>
2009 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
2011 (fold_call_expr): Return a NOP_EXPR from folding rather than the
2012 contained expression.
2013 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
2014 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
2015 conditional expressions for C.
2016 (decl_constant_value_for_optimization): Move from
2017 decl_constant_value_for_broken_optimization in c-typeck.c. Check
2018 whether optimizing and that the expression is a VAR_DECL not of
2019 array type instead of doing such checks in the caller. Do not
2020 check pedantic. Call gcc_unreachable for C++.
2021 * c-common.def (C_MAYBE_CONST_EXPR): New.
2022 * c-common.h (c_fully_fold, c_save_expr,
2023 decl_constant_value_for_optimization): New prototypes.
2024 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
2025 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
2026 EXPR_INT_CONST_OPERANDS): Define.
2027 * c-convert.c (convert): Strip nops from expression.
2028 * c-decl.c (groktypename): Take extra parameters expr and
2029 expr_const_operands. Update call to grokdeclarator.
2030 (start_decl): Update call to grokdeclarator. Add statement for
2031 expressions used in type of decl.
2032 (grokparm): Update call to grokdeclarator.
2033 (push_parm_decl): Update call to grokdeclarator.
2034 (build_compound_literal): Add parameter non_const and build a
2035 C_MAYBE_COSNT_EXPR if applicable.
2036 (grokdeclarator): Take extra parameters expr and
2037 expr_const_operands. Track expressions used in declaration
2038 specifiers and declarators. Fold array sizes and track whether
2039 they are constant expressions and whether they are integer
2040 constant expressions.
2041 (parser_xref_tag): Set expr and expr_const_operands fields in
2043 (grokfield): Update call to grokdeclarator.
2044 (start_function): Update call to grokdeclarator.
2045 (build_null_declspecs): Set expr and expr_const_operands fields in
2047 (declspecs_add_type): Handle expressions in typeof specifiers.
2048 * c-parser.c (c_parser_declspecs): Set expr and
2049 expr_const_operands fields for declaration specifiers.
2050 (c_parser_enum_specifier): Likewise.
2051 (c_parser_struct_or_union_specifier): Likewise.
2052 (c_parser_typeof_specifier): Likewise. Update call to
2053 groktypename. Fold expression as needed. Return expressions with
2054 type instead of adding statements.
2055 (c_parser_attributes): Update calls to c_parser_expr_list.
2056 (c_parser_statement_after_labels): Fold expression before passing
2057 to objc_build_throw_stmt.
2058 (c_parser_condition): Fold expression.
2059 (c_parser_asm_operands): Fold expression.
2060 (c_parser_conditional_expression): Use c_save_expr. Update call
2061 to build_conditional_expr.
2062 (c_parser_alignof_expression): Update call to groktypename.
2063 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
2064 original_code. Fold expression argument of va_arg. Create
2065 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
2066 argument to va_arg. Update calls to groktypename. Fold array
2067 index for offsetof. Verify that first argument to
2068 __builtin_choose_expr has integer type.
2069 (c_parser_postfix_expression_after_paren_type): Update calls to
2070 groktypename and build_compound_literal. Handle expressions with
2071 side effects in type name.
2072 (c_parser_postfix_expression_after_primary): Update call to
2073 c_parser_expr_list. Set original_code for calls to
2074 __builtin_constant_p.
2075 (c_parser_expr_list): Take extra parameter fold_p. Fold
2076 expressions if requested.
2077 (c_parser_objc_type_name): Update call to groktypename.
2078 (c_parser_objc_synchronized_statement): Fold expression.
2079 (c_parser_objc_receiver): Fold expression.
2080 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
2081 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
2082 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
2083 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
2084 (struct c_typespec): Add elements expr and expr_const_operands.
2085 (struct c_declspecs): Add elements expr and expr_const_operands.
2086 (groktypename, build_conditional_expr, build_compound_literal):
2088 (in_late_binary_op): Declare.
2089 * c-typeck.c (note_integer_operands): New function.
2090 (in_late_binary_op): New variable.
2091 (decl_constant_value_for_broken_optimization): Move to c-common.c
2092 and rename to decl_constant_value_for_optimization.
2093 (default_function_array_conversion): Do not strip nops.
2094 (default_conversion): Do not call
2095 decl_constant_value_for_broken_optimization.
2096 (build_array_ref): Do not fold result.
2097 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
2098 result when operand is a VLA.
2099 (c_expr_sizeof_type): Update call to groktypename. Handle
2100 expressions included in type name. Use C_MAYBE_CONST_EXPR for
2101 result when operand names a VLA type.
2102 (build_function_call): Update call to build_compound_literal.
2103 Only fold result for calls to __builtin_* functions. Strip
2104 NOP_EXPR from INTEGER_CST returned from such functions. Fold
2105 the function designator.
2106 (convert_arguments): Fold arguments. Update call to
2107 convert_for_assignment.
2108 (build_unary_op): Handle increment and decrement of
2109 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
2110 decrement earlier. Fold operand of increment and decrement.
2111 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
2112 built for integer operand. Wrap returns that are INTEGER_CSTs
2113 without being integer constant expressions or that have integer
2114 constant operands without being INTEGER_CSTs.
2115 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
2116 (build_conditional_expr): Add operand ifexp_bcp. Track whether
2117 result is an integer constant expression or can be used in
2118 unevaluated parts of one and avoid folding and wrap as
2119 appropriate. Fold operands before possibly doing -Wsign-compare
2121 (build_compound_expr): Wrap result for C99 if operands can be used
2122 in integer constant expressions.
2123 (build_c_cast): Update call to digest_init. Do not ignore
2124 overflow from casting floating-point constants to integers. Wrap
2125 results that could be confused with integer constant expressions,
2126 null pointer constants or floating-point constants.
2127 (c_cast_expr): Update call to groktypename. Handle expressions
2128 included in type name.
2129 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
2130 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
2131 Update calls to convert_for_assignment.
2132 (convert_for_assignment): Take new parameter
2133 null_pointer_constant. Do not strip nops or call
2134 decl_constant_value_for_broken_optimization. Set
2135 in_late_binary_op for conversions to boolean.
2136 (store_init_value): Update call to digest_init.
2137 (digest_init): Take new parameter null_pointer_constant. Do not
2138 call decl_constant_value_for_broken_optimization. pedwarn for
2139 initializers not constant expressions. Update calls to
2140 convert_for_assignment.
2141 (constructor_nonconst): New.
2142 (struct constructor_stack): Add nonconst element.
2143 (really_start_incremental_init, push_init_level, pop_init_level):
2144 Handle constructor_nonconst and nonconst element.
2145 (set_init_index): Call constant_expression_warning for array
2147 (output_init_element): Fold value. Set constructor_nonconst as
2148 applicable. pedwarn for initializers not constant expressions.
2149 Update call to digest_init. Call constant_expression_warning
2150 where constant initializers are required.
2151 (process_init_element): Use c_save_expr.
2152 (c_finish_goto_ptr): Fold expression.
2153 (c_finish_return): Fold return value. Update call to
2154 convert_for_assignment.
2155 (c_start_case): Fold switch expression.
2156 (c_process_expr_stmt): Fold expression.
2157 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
2158 ensure statement expression is not evaluated in constant expression.
2159 (build_binary_op): Track whether results are integer constant
2160 expressions or may occur in such, disable folding and wrap results
2161 as applicable. Fold operands for -Wsign-compare warnings unless
2163 (c_objc_common_truthvalue_conversion): Handle results folded to
2164 integer constants that are not integer constant expressions.
2165 * doc/extend.texi: Document when typeof operands are evaluated,
2166 that condition of __builtin_choose_expr is an integer constant
2167 expression, and more about use of __builtin_constant_p in
2170 2009-03-29 Richard Guenther <rguenther@suse.de>
2172 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
2173 propagate addresses of array references.
2175 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
2177 * regmove.c (perhaps_ends_bb_p): Remove.
2178 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
2179 from INSN and check that the main loop stays within that basic block.
2180 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
2181 (regmove_forward_pass): Split out from regmove_optimize. Use
2182 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
2183 (regmove_backward_pass): Split out from regmove_optimize. Use
2184 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
2185 (regmove_optimize): Simplify.
2187 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
2190 * config/i386/i386.c (classify_argument): Ignore flexible array
2191 member in struct and warn ABI change.
2193 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
2195 * config/i386/i386-protos.h (ix86_agi_dependent): New.
2197 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
2198 (ix86_adjust_cost): Updated.
2200 2009-03-29 Jan Hubicka <jh@suse.cz>
2203 * tree-pass.h (pass_cleanup_eh): New function.
2204 (remove_unreachable_regions): Break code handling RTL
2205 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
2206 that can not be reached by runtime.
2207 (can_be_reached_by_runtime): New function.
2208 (label_to_region_map): New function.
2209 (num_eh_regions): New function.
2210 (rtl_remove_unreachable_regions): New function.
2211 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
2212 (remove_eh_region): New function.
2213 * except.h: Include sbitmap and vecprim.
2214 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
2215 num_eh_regions): Declare.
2216 * passes.c (init_optimization_passes): Schedule cleanup_eh.
2217 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
2218 * tree-eh.c (tree_remove_unreachable_handlers): New function.
2219 (tree_empty_eh_handler_p): New function.
2220 (cleanup_empty_eh): New function.
2221 (cleanup_eh): New function.
2222 (pass_cleanup_eh): New function.
2224 2009-03-29 Jan Hubicka <jh@suse.cz>
2226 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
2227 for removed regions.
2229 2009-03-29 Jan Hubicka <jh@suse.cz>
2231 * except.c (dump_eh_tree): Dump all datastructures.
2233 2009-03-29 Jan Hubicka <jh@suse.cz>
2235 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
2236 (duplicate_eh_regions_1): Likewise.
2237 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
2238 vector; call EH verification.
2239 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
2240 Be ready for region being removed.
2242 2009-03-29 Jan Hubicka <jh@suse.cz>
2244 * bitmap.c (bitmap_last_set_bit): New function.
2245 * bitmap.h (bitmap_last_set_bit): Declare.
2247 2009-03-29 David Ayers <ayers@fsfe.org>
2250 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
2251 by calling objc_compare_types and surpress warnings about
2252 incompatible C pointers that are compatible ObjC pointers.
2254 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
2256 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
2257 call initialize_inline_failed.
2258 (initialize_inline_failed): Move it from here ...
2259 * cgraph.c (initialize_inline_failed): ... to here.
2260 (cgraph_create_edge): Call initialize_inline_failed rather than
2261 setting inline_failed directly.
2263 2009-03-29 Ben Elliston <bje@au.ibm.com>
2266 * sysv4.opt (msdata): Improve comment.
2267 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
2268 * sysv4.h (SVR4_ASM_SPEC): Likewise.
2270 2009-03-29 Ben Elliston <bje@au.ibm.com>
2273 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
2274 load and store attributes.
2276 2009-03-29 Ben Elliston <bje@au.ibm.com>
2278 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
2279 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
2280 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
2281 * doc/extend.texi (X86 Built-in Functions): Add index entries for
2282 __builtin_infq and __builtin_huge_valq.
2284 2009-03-28 Anatoly Sokolov <aesok@post.ru>
2286 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
2288 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2289 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
2291 2009-03-28 Xinliang David Li <davidxl@google.com>
2293 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
2294 (do_dbg_cnt): New function.
2296 2009-03-28 Jan Hubicka <jh@suse.cz>
2298 Merge from pretty-ipa:
2300 2009-03-27 Jan Hubicka <jh@suse.cz>
2302 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
2303 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
2304 * passes.c (function_called_by_processed_nodes_p): New.
2305 * ipa-pure-const.c (check_call): Fix handling of operands.
2306 (analyze_function): Dump debug output for skipped bodies.
2307 (local_pure_const): Use function_called_by_processed_nodes_p.
2308 * dwarf2out.c (reference_to_unused): Use output.
2309 * passes.c (do_per_function_toporder): Likewise.
2311 2008-11-12 Jan Hubicka <jh@suse.cz>
2313 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
2314 * ipa-pure-const.c (funct_state_d): Add can throw field; make
2315 state_set_in_source enum
2316 (check_decl): Ignore memory tags; do not set fake looping flags;
2318 (check_operand, check_tree, check_rhs_var, check_lhs_var,
2319 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
2320 (check_call, analyze_function): Rewrite.
2322 (add_new_function): Update call of analyze_function.
2323 (generate_summary): Add call of analyze_function.
2324 (propagate): Propagate can_throw; handle state_set_in_source correctly.
2325 (local_pure_const): New function.
2326 (pass_local_pure_const): New pass.
2327 * ipa-inline.c (inline_transform): Set after_inlining.
2328 * tree-eh.c (stmt_can_throw_external): New.
2329 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
2330 work with aliasing built.
2331 * tree-flow.h (stmt_can_throw_external): New.
2332 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
2333 and local pure/const pass in early and late optimization queue.
2335 2009-03-28 Martin Jambor <mjambor@suse.cz>
2337 * fold-const.c (get_pointer_modulus_and_residue): New parameter
2339 (fold_binary): Allow function decl aligment consideration is the
2340 second argument is integer constant one.
2341 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
2342 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
2343 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
2345 2009-03-28 Jan Hubicka <jh@suse.cz>
2347 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
2348 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
2349 * function.h (rtl_data): Add nothrow flag.
2350 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
2351 set DECL_NOTHROW for AVAILABLE functions.
2353 2009-03-28 Jakub Jelinek <jakub@redhat.com>
2355 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
2356 following vector keyword has expansion starting with pixel or bool
2357 keyword, expand vector to __vector and pixel or bool to __pixel or
2361 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
2362 warn_if_disallowed_function_p): Removed.
2363 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
2364 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
2365 warning_if_disallowed_function_p.
2366 * flags.h (warn_if_disallowed_function_p,
2367 warn_disallowed_functions): Removed.
2368 * common.opt (Wdisallowed-function-list=): Removed.
2369 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
2371 2009-03-28 Richard Guenther <rguenther@suse.de>
2373 PR tree-optimization/38723
2374 * tree-ssa-pre.c (compute_avail): Add all default definitions to
2377 2009-03-28 Jan Hubicka <jh@suse.cz>
2379 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
2380 test introduced by my previous patch.
2382 2009-03-28 Richard Guenther <rguenther@suse.de>
2384 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
2385 the PHIs value undefined.
2387 2009-03-28 Jan Hubicka <jh@suse.cz>
2389 * tree-pass.h (pass_fixup_cfg): New pass.
2390 * ipa-inline.c (inline_transform): Set
2391 always_inline_functions_inlined/after_inlining.
2392 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
2393 (pass_fixup_cfg): New pass.
2394 * passes.c (init_optimization_passes): Add fixup_cfg.
2396 2009-03-28 Richard Guenther <rguenther@suse.de>
2398 PR tree-optimization/38458
2399 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
2400 argument use the arguments copy-of value.
2402 2009-03-28 Richard Guenther <rguenther@suse.de>
2404 PR tree-optimization/38180
2405 * tree-ssa-ccp.c (get_default_value): Simplify.
2406 (likely_value): Likewise.
2407 (surely_varying_stmt_p): Properly handle VOP case.
2408 (ccp_initialize): Likewise.
2409 (ccp_fold): Handle propagating through *&.
2410 (fold_const_aggregate_ref): Also handle decls.
2412 2009-03-28 Jan Hubicka <jh@suse.cz>
2414 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
2415 * cgraph.h (cgraph_node): Likewise.
2416 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
2417 (cgraph_reset_node): Use process flag.
2418 (cgraph_mark_functions_to_output): Likewise.
2419 (cgraph_expand_function): Likewise.
2420 (cgraph_expand_all_functions): Likewise.
2421 (cgraph_output_in_order): Likewise.
2422 * dwarf2out.c (reference_to_unused): Likewise.
2423 * passes.c do_per_function_toporder): Likewise.
2425 2009-03-28 Jan Hubicka <jh@suse.cz>
2427 Bring from lto-branch:
2429 2008-09-03 Doug Kwan <dougkwan@google.com>
2431 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
2432 enums instead of reason strings.
2433 * cgraph.c (cgraph_create_edge): Same.
2434 (cgraph_inline_failed_string): New function.
2435 * cgraph.h (cgraph_inline_failed_t): New enum type.
2436 (cgraph_inline_failed_string): New prototype.
2437 (struct cgraph_edge): Change type of INLINED_FAILED from constant
2438 char pointer to cgraph_inline_failed_t.
2439 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
2440 (cgraph_default_inline_p): Ditto.
2441 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
2442 to cgraph_inline_failed_t pointer.
2443 * cif-code.def: New file.
2444 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
2446 (cgraph_check_inline_limits): Change type of REASON to pointer to
2447 cgraph_inline_failed_t. Replace reason strings with enums.
2448 (cgraph_default_inline_p): Ditto.
2449 (cgraph_recursive_inlining_p): Ditto.
2450 (update_caller_keys): Change type of FAILED_REASON to
2451 cgraph_inline_failed_t.
2452 (cgraph_set_inline_failed): Change type of REASON to pointer to
2453 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
2454 convert enums to strings for text output.
2455 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
2456 to be of type cgraph_inline_failed_t. Replace reason strings with
2457 enums. Call cgraph_inline_failed_string to covert enums
2458 to strings for text output.
2459 (cgraph_decide_inlining): Replace reason strings with enums.
2460 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
2461 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
2463 * tree-inline.c (expand_call_inline): Change type of REASON
2464 to cgraph_inline_failed_t. Replace reason strings with enums.
2465 Call cgraph_inline_failed_string for text output.
2466 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
2469 2009-03-28 Jan Hubicka <jh@suse.cz>
2471 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
2472 cgraph_clone_node): Remove master clone handling.
2473 (cgraph_is_master_clone, cgraph_master_clone): Remove.
2474 * cgraph.h (master_clone): Remove.
2475 (cgraph_is_master_clone, cgraph_master_clone): Remove.
2476 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
2477 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
2479 2009-03-28 Jan Hubicka <jh@suse.cz>
2481 * cgraph.c (cgraph_function_body_availability): Functions declared
2482 inline are always safe to assume that it is not going to be replaced.
2484 2009-03-28 Richard Guenther <rguenther@suse.de>
2486 PR tree-optimization/38513
2487 * tree-ssa-pre.c (eliminate): Remove redundant stores.
2488 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2489 EXC_PTR_EXPR and FILTER_EXPR.
2490 (get_ref_from_reference_ops): Likewise.
2492 2009-03-28 Richard Guenther <rguenther@suse.de>
2494 PR tree-optimization/38968
2495 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2496 Use FLOOR_MOD_EXPR to compute misalignment.
2498 2009-03-28 Richard Guenther <rguenther@suse.de>
2500 PR tree-optimization/37795
2501 * tree.h (combine_comparisons): Declare.
2502 * fold-const.c (combine_comparisons): Export.
2503 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
2505 (ifcombine_iforif): Use combine_comparisons.
2507 2009-03-28 Jan Hubicka <jh@suse.cz>
2509 * tree-eh.c (inlinable_call_p): New function.
2510 (make_eh_edges): Use it.
2511 (verify_eh_edges): Use it.
2512 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
2513 * except.c (reachable_next_level): Add inlinable_function argument
2514 (sjlj_find_directly_reachable_regions): Update.
2515 (add_reachable_handler): Do not set saw_any_handlers.
2516 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
2517 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
2518 Add new inlinable call parameter.
2519 (can_throw_internal, can_throw_external): Update.
2520 * except.h (can_throw_internal_1, can_throw_external_1,
2521 foreach_reachable_handler): Update declaration.
2523 2009-03-28 Joseph Myers <joseph@codesourcery.com>
2525 * config/arm/t-arm-coff, config/h8300/coff.h,
2526 config/i386/i386-aout.h, config/i386/i386-coff.h,
2527 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
2528 config/pdp11/2bsd.h, config/rs6000/aix41.h,
2529 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
2530 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
2531 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
2532 sys-types.h: Remove.
2533 * Makefile.in: Remove protoize and fixproto support and references
2535 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
2536 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
2538 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
2539 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
2540 unprotoize$(exeext).
2541 (rest.encap): Don't depend on $(STMP_FIXPROTO)
2542 (.PHONY): Don't depend on proto.
2543 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
2544 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
2545 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
2546 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
2547 build/gen-protos.o, build/scan.o, xsys-protos.h,
2548 build/fix-header$(build_exeext), build/fix-header.o,
2549 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
2550 stmp-install-fixproto): Remove.
2551 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
2552 SYSCALLS.c or fixproto files.
2553 (install-common): Don't install protoize.
2554 (install-headers-tar, install-headers-cpio, install-headers-cp):
2555 Don't depend on $(STMP_FIXPROTO).
2556 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
2557 install fixproto files or write out fixproto settings.
2558 (uninstall): Don't uninstall protoize.
2559 * config.gcc (use_fixproto): Remove.
2560 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
2561 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
2562 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
2563 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
2564 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
2565 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
2566 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
2567 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
2568 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
2569 * config/t-vxworks (STMP_FIXPROTO): Remove.
2570 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
2571 STMP_FIXPROTO): Remove.
2572 * config.in, configure: Regenerate.
2573 * crtstuff.c (gid_t, uid_t): Don't undefine.
2574 * doc/install.texi: Change m68k-coff to m68k-elf in example.
2575 (arm-*-coff, arm-*-aout: Remove target entries.
2576 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
2577 Remove mention of AIX 4.1.
2578 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
2579 * doc/invoke.texi (Running Protoize): Remove.
2580 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
2581 (Protoize Caveats): Remove.
2582 * tsystem.h: Update comments on headers assumed to exist.
2584 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
2586 * genautomata.c: Add a new year to the copyright. Add a new
2588 (struct insn_reserv_decl): Add comments for member bypass_list.
2589 (find_bypass): Remove.
2590 (insert_bypass): New.
2591 (process_decls): Use insert_bypass.
2592 (output_internal_insn_latency_func): Output all bypasses with the
2593 same input insn in one switch case.
2595 * rtl.def (define_bypass): Describe bypass choice.
2596 * doc/md.texi (define_bypass): Ditto.
2598 2009-03-27 Richard Guenther <rguenther@suse.de>
2600 * gimplify.c (mark_addressable): Export.
2601 * tree-flow.h (mark_addressable): Declare.
2602 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
2603 * tree-ssa.c (verify_phi_args): Verify that address taken
2604 variables have TREE_ADDRESSABLE set.
2606 2009-03-27 Richard Guenther <rguenther@suse.de>
2608 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
2609 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
2610 Do not mark decls TREE_ADDRESSABLE.
2611 (build_fold_addr_expr): Adjust.
2612 (fold_addr_expr): Remove.
2613 (fold_unary): Use build_fold_addr_expr.
2614 (fold_comparison): Likewise.
2615 (split_address_to_core_and_offset): Likewise.
2616 * coverage.c (tree_coverage_counter_addr): Mark the array decl
2618 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
2619 (gimplify_modify_expr_to_memcpy): Mark source and destination
2621 * omp-low.c (create_omp_child_function): Mark the object decl
2623 (lower_rec_input_clauses): Mark the var we take the address of
2625 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
2627 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
2630 * cfgexpand.c (expand_one_stack_var_at): Change alignment
2631 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
2633 2009-03-27 Richard Guenther <rguenther@suse.de>
2635 PR tree-optimization/39120
2636 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
2638 (handle_lhs_call): Process return constraints. Add escape
2639 constraints if necessary.
2640 (handle_const_call): Fill out return constraints. Make nested
2641 case more precise. Avoid consttmp if possible.
2642 (handle_pure_call): Fill out return constraints. Avoid
2643 callused if possible.
2644 (find_func_aliases): Simplify call handling.
2646 2009-03-27 Richard Guenther <rguenther@suse.de>
2648 PR tree-optimization/39120
2649 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
2650 as a representative.
2651 (solve_graph): Do propagate CALLUSED.
2652 (handle_pure_call): Use a scalar constraint from CALLUSED for
2654 (find_what_p_points_to): CALLUSED shall not appear in poins-to
2657 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
2660 * c-common.c (handle_aligned_attribute): Properly check alignment
2661 overflow. Use (1U << i) instead of (1 << i).
2663 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
2665 * expr.h (get_mem_align_offset): Updated.
2667 * tree.h (tree_decl_common): Change align to "unsigned int" and
2668 move it before pointer_alias_set.
2670 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
2671 Jakub Jelinek <jakub@redhat.com>
2674 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
2675 gr_register_operand with gr_reg_or_0_operand.
2676 (cmpxchg_rel_di): Likewise.
2677 (sync_lock_test_and_set<mode>): Likewise.
2679 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
2681 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
2682 (true_regnum): Likewise.
2684 * rtlanal.c (subreg_info): Moved to ...
2685 * rtl.h (subreg_info): Here. New.
2686 (subreg_get_info): New.
2688 * rtlanal.c (subreg_get_info): Make it extern.
2690 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
2693 * config/i386/i386.c (ix86_abi): New.
2694 (override_options): Handle -mabi=.
2695 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
2696 (ix86_call_abi_override): Likewise.
2697 (init_cumulative_args): Likewise.
2698 (function_arg_advance): Likewise.
2699 (function_arg_64): Likewise.
2700 (function_arg): Likewise.
2701 (ix86_pass_by_reference): Likewise.
2702 (ix86_function_value_regno_p): Likewise.
2703 (ix86_build_builtin_va_list_abi): Likewise.
2704 (setup_incoming_varargs_64): Likewise.
2705 (is_va_list_char_pointer): Likewise.
2706 (ix86_init_machine_status): Likewise.
2707 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
2708 (ix86_function_type_abi): Return enum calling_abi. Rewrite
2709 for 64bit. Replace DEFAULT_ABI with ix86_abi.
2710 (ix86_function_abi): Make it static and return enum calling_abi.
2711 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
2713 (ix86_fn_abi_va_list): Updated.
2715 * config/i386/i386.h (ix86_abi): New.
2716 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
2717 (CONDITIONAL_REGISTER_USAGE): Likewise.
2718 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
2719 (machine_function): Likewise.
2721 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
2723 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
2724 (STACK_BOUNDARY): Likewise.
2725 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
2727 * config/i386/i386.opt (mabi=): New.
2729 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
2730 return enum calling_abi.
2731 (ix86_function_type_abi): Likewise.
2732 (ix86_function_abi): Removed.
2734 * doc/invoke.texi: Document -mabi= option for x86.
2736 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2738 * builtins.c (real_dconstp): Delete.
2739 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
2741 2009-03-27 Dodji Seketeli <dodji@redhat.com>
2742 Jakub Jelinek <jakub@redhat.com>
2745 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
2746 (gen_subprogram_die): When a function is explicit, generate the
2747 DW_AT_explicit attribute.
2748 * langhooks.h (struct lang_hooks_for_decls): Add
2749 function_decl_explicit_p langhook.
2750 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
2751 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
2753 2009-03-27 Jakub Jelinek <jakub@redhat.com>
2755 * builtins.c (fold_builtin_memory_op): Optimize memmove
2756 into memcpy if we can prove source and destination don't overlap.
2758 * tree-inline.c: Include gt-tree-inline.h.
2759 (clone_fn_id_num): New variable.
2760 (clone_function_name): New function.
2761 (tree_function_versioning): Use it.
2762 * Makefile.in (GTFILES): Add tree-inline.c.
2764 2009-03-27 Mark Mitchell <mark@codesourcery.com>
2766 * BASE-VER: Change to 4.5.0.
2768 2009-03-27 Xinliang David Li <davidxl@google.com>
2770 PR tree-optimization/39557
2771 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
2773 2009-03-27 Xinliang David Li <davidxl@google.com>
2775 PR tree-optimization/39548
2776 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
2779 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
2781 * c-common.c (pointer_int_sum): Use %wd on return from
2784 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
2786 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
2787 on return from tree_low_cst.
2789 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
2792 * ginclude/stdarg.h (va_copy): Define also for
2793 __GXX_EXPERIMENTAL_CXX0X__.
2795 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2798 * builtins.h (c_strlen): Do not warn here.
2799 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
2800 * c-common.c (pointer_int_sum): Take an explicit location.
2801 Warn about offsets out of bounds.
2802 * c-common.h (pointer_int_sum): Adjust declaration.
2804 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2806 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
2809 2009-03-26 Jakub Jelinek <jakub@redhat.com>
2812 * opts.c (warn_if_disallowed_function_p): Don't assume
2813 get_callee_fndecl must return non-NULL.
2815 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
2817 PR rtl-optimization/39522
2818 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
2819 when reg_reloaded_valid is set.
2821 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2823 * config/spu/divv2df3.c: New file.
2824 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
2825 (DPBIT_FUNCS): Filter out _div_df.
2827 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
2829 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
2830 a jump insn, count that jump in the distance to the loop start.
2832 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
2835 * config/sh/sh.c (calc_live_regs): Fix condition for global
2836 registers except PIC_OFFSET_TABLE_REGNUM.
2838 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
2841 * doc/invoke.texi (-mconsole): New.
2845 (-mnop-fun-dllimport): New.
2849 (sub section "i386 and x86-64 Windows Options"): New.
2851 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
2853 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
2854 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
2856 2009-03-25 Richard Guenther <rguenther@suse.de>
2859 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
2862 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
2864 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
2865 neither of haifa/selective schedulers are working.
2867 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2869 * doc/invoke.texi (Debugging Options): Fix description of
2870 -fno-merge-debug-strings.
2872 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
2874 * config/cris/libgcc.ver: New version-script.
2875 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
2877 * configure.ac <GAS features, nop mnemonic>: Add pattern
2878 crisv32-*-* for "nop".
2879 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
2880 * configure: Regenerate.
2882 2009-03-24 Ira Rosen <irar@il.ibm.com>
2884 PR tree-optimization/39529
2885 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
2886 mark_sym_for_renaming for the tag copied to the new vector
2889 2009-03-24 Arthur Loiret <aloiret@debian.org>
2891 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
2892 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
2893 EXTRA_SPEC_FUNCTIONS.
2894 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
2895 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
2896 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
2897 -march and -mtune options.
2899 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
2901 * config/m68k/t-rtems: Add m5329 multilib.
2903 2009-03-24 Dodji Seketeli <dodji@redhat.com>
2904 Jakub Jelinek <jakub@redhat.com>
2907 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
2910 2009-03-23 Jakub Jelinek <jakub@redhat.com>
2913 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
2914 instead of c_parser_expression_conv, if original_code isn't one of the
2915 4 allowed comparison codes, fail.
2917 2009-03-23 Richard Guenther <rguenther@suse.de>
2919 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
2920 * tree.h (struct tree_type): Likewise.
2921 * reload.h (struct insn_chain): Likewise.
2922 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
2923 * function.h (struct function): Likewise.
2924 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
2926 2009-03-23 Jakub Jelinek <jakub@redhat.com>
2928 PR tree-optimization/39516
2929 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
2931 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
2933 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
2934 should be set true if BITS_PER_WORD of target is bigger than 32
2936 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
2938 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
2939 Translate -B-options to -rpath-link. Correct existing
2940 rpath-link and conditionalize on !nostdlib.
2942 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2944 * doc/extend.texi (Function Attributes, Variable Attributes):
2946 * doc/invoke.texi (Debugging Options, Optimize Options)
2947 (i386 and x86-64 Options, MCore Options): Likewise.
2949 2009-03-20 Jakub Jelinek <jakub@redhat.com>
2952 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
2953 it for block local namespace aliases.
2954 (gen_decl_die): Pass context_die to gen_namespace_die.
2956 2009-03-19 Jakub Jelinek <jakub@redhat.com>
2959 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
2960 minimum or maximum value.
2962 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
2964 * reginfo.c (globalize_reg): Recompute derived reg sets.
2966 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
2969 * libgcc2.c (mprotect): Do not use signed arguments for
2970 VirtualProtect, use DWORD arguments. Also fix the 'may
2971 be used uninitialized' warning for the np variable.
2973 2009-03-19 Jakub Jelinek <jakub@redhat.com>
2976 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
2977 functions using regparm calling conventions when not optimizing.
2978 (ix86_function_sseregparm): Similarly for sseregparm calling
2981 2009-03-19 Li Feng <nemokingdom@gmail.com>
2984 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
2985 dependence if the first conflict is after niter iterations.
2987 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
2990 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
2991 functions with dynamic stack-pointer adjustments.
2993 2009-03-19 Ben Elliston <bje@au.ibm.com>
2995 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
2996 option; change to -msdata=data.
2998 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3000 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
3003 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
3006 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
3008 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
3010 * doc/invoke.texi (Code Gen Options): Expand discussion of
3013 2009-03-18 Jakub Jelinek <jakub@redhat.com>
3015 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
3016 * matrix-reorg.c (struct matrix_info): Likewise.
3017 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
3018 * rtl.h (struct mem_attrs): Likewise.
3019 * df.h (struct df): Likewise.
3020 * tree-data-ref.h (struct data_dependence_relation): Likewise.
3021 * ira-int.h (struct ira_allocno): Likewise.
3022 * df-scan.c (struct df_collection_rec): Likewise.
3023 * ira.c (struct equivalence): Likewise.
3024 * function.c (struct temp_slot): Likewise.
3025 * cfgloop.h (struct loop): Likewise.
3028 * function.c (use_register_for_decl): When not optimizing, disregard
3029 register keyword for variables with types containing methods.
3031 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
3034 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
3035 (is_simple_operand): Call contains_component_ref_p before calling data
3036 reference analysis that would fail on COMPONENT_REFs.
3038 * tree-vrp.c (search_for_addr_array): Fix formatting.
3040 2009-03-18 Richard Guenther <rguenther@suse.de>
3042 * tree-vect-transform.c (vect_loop_versioning): Fold the
3043 generated comparisons.
3044 * tree-vectorizer.c (set_prologue_iterations): Likewise.
3045 (slpeel_tree_peel_loop_to_edge): Likewise.
3047 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3050 * opts.c (print_specific_help): In addition to `undocumented',
3051 accept `separate' and `joined' flags if passed alone. Describe
3052 output by the first matched one of those.
3053 (common_handle_option): Skip over empty strings.
3054 * gcc.c (display_help): Fix help string for `--help='.
3055 * doc/invoke.texi (Option Summary, Overall Options): With
3056 `--help=', classes and qualifiers can both be repeated, but
3057 only the latter can be negated. One should not pass only
3058 negated qualifiers. Fix markup and examples.
3061 2008-10-14 Jakub Jelinek <jakub@redhat.com>
3063 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
3064 and -fhelp=separate.
3066 2009-03-17 Jing Yu <jingyu@google.com>
3069 * function.h (struct rtl_data): Move is_thunk from here...
3070 (struct function): ...to here.
3071 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
3072 * varasm.c (assemble_start_function): Change is_thunk from crtl to
3074 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
3076 (alpha_does_function_need_gp, alpha_start_function): Likewise.
3077 (alpha_output_function_end_prologue): Likewise.
3078 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
3079 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
3080 (rs6000_output_function_epilogue): Likewise.
3081 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
3083 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
3086 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
3087 from different units in a single alternative.
3088 (*truncdfsf_i387): Ditto.
3089 (*truncxfsf2_mixed): Ditto.
3090 (*truncxfdf2_mixed): Ditto.
3092 2009-03-17 Jakub Jelinek <jakub@redhat.com>
3094 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
3095 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
3098 * tree-ssa-live.c (remove_unused_locals): Don't remove local
3099 unused non-artificial variables when not optimizing.
3102 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
3103 DW_TAG_imported_module even if decl is IMPORTED_DECL with
3104 NAMESPACE_DECL in its DECL_INITIAL.
3107 * optabs.c (set_user_assembler_libfunc): New function.
3108 * expr.h (set_user_assembler_libfunc): New prototype.
3109 * c-common.c: Include libfuncs.h.
3110 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
3111 for memcmp, memset, memcpy, memmove and abort.
3112 * Makefile.in (c-common.o): Depend on libfuncs.h.
3115 * dwarf2out.c (gen_inlined_enumeration_type_die,
3116 gen_inlined_structure_type_die, gen_inlined_union_type_die,
3117 gen_tagged_type_instantiation_die): Removed.
3118 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
3121 2009-03-17 Janis Johnson <janis187@us.ibm.com>
3124 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
3126 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
3127 (check-parallel-%): Ditto.
3128 (check-consistency): Ditto.
3130 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
3132 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
3133 local variable rhs by NULL_TREE.
3135 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
3138 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
3140 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
3143 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
3145 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
3148 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
3149 for ms->sysv ABI calls only in 64bit mode.
3151 * config/i386/i386.md (untyped_call): Support 32bit.
3153 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
3155 * doc/extend.texi: Replace x86_65 with x86_64.
3157 2009-03-16 Jakub Jelinek <jakub@redhat.com>
3159 PR tree-optimization/39455
3160 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
3161 mismatches for POINTER_TYPE_P (type).
3162 (number_of_iterations_le): Likewise.
3164 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
3166 * config/picochip/picochip.c: Removed profiling support.
3167 * config/picochip/picochip.md: Removed profiling instruction.
3168 * config/picochip/picochip.h: Removed profiling builtin.
3170 2009-03-16 Joseph Myers <joseph@codesourcery.com>
3172 * doc/install.texi (--with-host-libstdcxx): Document.
3174 2009-03-14 Anatoly Sokolov <aesok@post.ru>
3177 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
3178 generate a warning if the function name does not begin with
3179 "__vector" and the function has either the 'signal' or 'interrupt'
3180 attribute, from here to ...
3181 (avr_declare_function_name): ...here. New function.
3182 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
3183 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
3185 2009-03-14 Jakub Jelinek <jakub@redhat.com>
3188 * cse.c (fold_rtx): Don't modify original const_arg1 when
3189 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
3190 separate variable instead.
3191 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
3192 from out of range shift counts.
3193 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
3195 2008-03-13 Catherine Moore <clm@codesourcery.com>
3197 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
3198 diagnostic.h with $(DIAGNOSTIC_H).
3200 2008-03-12 Jakub Jelinek <jakub@redhat.com>
3203 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
3205 * config/i386/sync.md (sync_compare_and_swap<mode>,
3206 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
3207 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
3209 (sync_double_compare_and_swapdi_pic,
3210 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
3211 cmpxchg8b_pic_memory_operand instead of just memory_operand.
3213 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
3216 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
3218 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
3221 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
3222 (avx_addsubv4df3): Likewise.
3223 (*avx_addsubv4sf3): Likewise.
3224 (sse3_addsubv4sf3): Likewise.
3226 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
3229 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
3231 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
3234 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
3235 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
3236 registers for allocnos created from user-defined variables.
3238 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3241 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
3242 of non-integer mode as well.
3244 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
3246 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
3247 for functions for which the parameter types are unknown.
3249 2009-03-11 Jakub Jelinek <jakub@redhat.com>
3252 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
3253 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
3254 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
3255 * config/i386/i386.c (ix86_local_alignment): For
3256 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
3257 long long variables on the stack to avoid dynamic realignment.
3258 Allow the first argument to be a decl rather than type.
3259 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
3261 2009-03-11 Nick Clifton <nickc@redhat.com>
3264 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
3266 Add description to mno-lsim option.
3267 * config/mcore/mcore.h: Remove comment about deprecated m4align
3269 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
3270 * doc/invoke.texi: Add description of mno-lsim and
3271 mstack-increment options.
3273 * config/fr30/fr30.opt: Document the -mno-lsim option.
3274 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
3275 and -mno-lsim options.
3277 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3279 * fold-const.c (fold_comparison): Only call fold_inf_compare
3280 if the mode supports infinities.
3282 2009-03-11 Jason Merrill <jason@redhat.com>
3285 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
3286 end already did. Notice GIMPLE_CALL modifications of the result.
3287 Don't copy debug information from an ignored decl or a decl from
3290 2009-03-10 Richard Guenther <rguenther@suse.de>
3291 Nathan Froyd <froydnj@codesourcery.com>
3294 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
3295 (__divMODE3): Likewise.
3297 2009-03-09 Jakub Jelinek <jakub@redhat.com>
3299 PR tree-optimization/39394
3300 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
3301 DECL_SIZE_UNIT of variable length FIELD_DECLs.
3303 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3305 * recog.c (verfiy_changes): Disallow renaming of hard regs in
3306 inline asms for register asm ("") declarations.
3308 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
3310 * fold-const.c (fold_unary): Fix comment.
3312 2009-03-07 Jan Hubicka <jh@suse.cz>
3315 * tree-inline.c (setup_one_parameter): Do replacement of const
3316 argument by constant in SSA form.
3318 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3321 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
3322 determine alignment passed to assign_stack_local.
3323 (assign_parms_unsplit_complex): Likewise.
3324 * except.c (sjlj_build_landing_pads): Likewise.
3326 2009-03-06 Jakub Jelinek <jakub@redhat.com>
3329 * tree-flow.h (add_referenced_var): Return bool instead of void.
3330 * tree-dfa.c (add_referenced_var): Return result of
3331 referenced_var_check_and_insert call.
3332 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
3333 of referenced_var_check_and_insert.
3336 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
3337 (gen_variable_die): Emit DW_AT_location on abstract static variable's
3338 DIE, don't emit it if abstract origin already has it.
3339 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
3340 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
3342 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3344 * genpreds.c (needs_variable): Fix parentheses at variable name
3346 (write_tm_constrs_h): Indent generated code.
3348 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3350 * doc/extend.texi (Function Attributes): Add documentation
3353 2009-03-06 Jakub Jelinek <jakub@redhat.com>
3356 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
3357 take locus from its DECL_SOURCE_LOCATION instead of input_location.
3359 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
3361 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
3364 2009-03-05 Jakub Jelinek <jakub@redhat.com>
3367 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
3368 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
3370 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
3372 * config/i386/i386.md (R8_REG, R9_REG): New constants.
3373 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
3374 constants instead of magic numbers.
3375 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
3377 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
3378 (x86_64_ms_abi_int_parameter_registers): Ditto.
3379 (x86_64_int_return_registers): Ditto.
3380 (ix86_maybe_switch_abi): Ditto.
3381 (ix86_expand_call): Ditto for clobbered_registers array.
3382 (ix86_hard_regno_mode_ok): Ditto.
3383 (x86_extended_QIreg_mentioned_p): Ditto.
3385 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
3387 PR tree-optimization/39349
3388 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
3390 * combine.c (gen_lowpart_for_combine): Use omode when generating
3393 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
3395 PR rtl-optimization/39235
3396 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
3398 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
3400 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
3402 2009-03-04 Richard Guenther <rguenther@suse.de>
3404 PR tree-optimization/39362
3405 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
3406 that occur in abnormal PHIs should be varying.
3408 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
3410 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
3412 (simple_iv): Take loop as an argument instead of statement.
3413 * tree-scalar-evolution.h (simple_iv): Declaration changed.
3414 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
3416 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
3418 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
3419 * matrix-reorg.c (analyze_transpose): Ditto.
3420 * tree-data-ref.c (dr_analyze_innermost): Ditto.
3421 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
3422 * tree-predcom.c (ref_at_iteration): Ditto.
3423 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
3425 2009-03-04 Richard Guenther <rguenther@suse.de>
3427 PR tree-optimization/39358
3428 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
3429 escaped_id and callused_id.
3430 (solve_graph): Likewise.
3432 2009-03-04 Richard Guenther <rguenther@suse.de>
3434 PR tree-optimization/39339
3435 * tree-sra.c (try_instantiate_multiple_fields): Make it
3436 no longer ICE on the above.
3438 2009-03-03 Joseph Myers <joseph@codesourcery.com>
3440 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
3441 that fits within Pmode.
3443 2009-03-03 Steve Ellcey <sje@cup.hp.com>
3446 * tm.texi (LIBCALL_VALUE): Update description.
3448 2009-03-03 Steve Ellcey <sje@cup.hp.com>
3451 * doc/extend.texi (section): Update description.
3453 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
3456 * tree-inline.c (remapped_type): New.
3457 (can_be_nonlocal): Call remapped_type instead of remap_type.
3459 2009-03-03 Jakub Jelinek <jakub@redhat.com>
3462 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
3463 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
3465 2009-03-03 Richard Guenther <rguenther@suse.de>
3468 * tree.c (tree_nonartificial_location): New function.
3469 * tree.h (tree_nonartificial_location): Declare.
3470 * builtins.c (expand_builtin_memory_chk): Provide location
3471 of the call location for artificial function pieces.
3472 (maybe_emit_chk_warning): Likewise.
3473 (maybe_emit_sprintf_chk_warning): Likewise.
3474 (maybe_emit_free_warning): Likewise.
3475 * expr.c (expand_expr_real_1): Likewise.
3477 2009-03-03 Jakub Jelinek <jakub@redhat.com>
3479 PR tree-optimization/39343
3480 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
3481 COMPONENT_REF t has ARRAY_TYPE.
3483 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
3486 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
3487 when the type precision of the induction variable should be
3488 larger than the type precision of nit.
3489 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
3490 * graphite.c (graphite_loop_normal_form): Same.
3491 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
3493 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
3495 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
3496 (*call_1_rex64_ms_sysv): Use named constants instead of magic
3497 numbers to describe clobbered registers.
3498 (*call_value_0_rex64_ms_sysv): Ditto.
3499 * config/i386/mmx.md (mmx_emms): Ditto.
3502 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
3504 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
3507 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3509 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
3510 (spu_section_type_flags): New function.
3512 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
3514 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
3515 reg_class_contents of FLOAT_REGS into a temporary.
3517 2009-03-02 Richard Guenther <rguenther@suse.de>
3518 Ira Rosen <irar@il.ibm.com>
3520 PR tree-optimization/39318
3521 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
3522 information to the vectorized statement.
3524 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
3526 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
3527 variable. Use defined names instead of magic constants for REX SSE
3530 2009-03-01 Richard Guenther <rguenther@suse.de>
3532 PR tree-optimization/39331
3533 * omp-low.c (lower_send_shared_vars): Do not receive new
3534 values for the reference of DECL_BY_REFERENCE parms or results.
3536 2009-03-01 Jan Hubicka <jh@suse.cz>
3539 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
3540 BLOCK_NONLOCALIZED_VAR): New macros.
3541 (tree_block): Add nonlocalized_vars.
3542 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
3543 gen_decl_die): Add origin argument. Allow generation of die with
3544 origin at hand only.
3545 (gen_member_die, gen_type_die_with_usage, force_decl_die,
3546 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
3548 (gen_block_die): Fix checking for unused blocks.
3549 (process_scope_var): Break out from .... ; work with origins only.
3550 (decls_for_scope) ... here; process nonlocalized list.
3551 (dwarf2out_ignore_block): Look for nonlocalized vars.
3552 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
3554 (dump_scope_block): Dump them.
3555 * tree-inline.c (remap_decls): Handle nonlocalized vars.
3556 (remap_block): Likewise.
3557 (can_be_nonlocal): New predicate.
3558 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
3560 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3562 * configure: Regenerate.
3564 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3566 * optc-gen.awk: No need to duplicate option flags twice.
3567 Reuse help texts for duplicate options which do not have any.
3569 * gcc.c (display_help): Document --version.
3571 * gcc.c (main): If print_help_list and verbose_flag, ensure
3572 driver output comes before subprocess output.
3574 * optc-gen.awk: Assign all remaining fields to help string,
3575 space-separated, for multi-line help in *.opt.
3577 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
3578 -Wno-pedantic-ms-format is for MinGW targets only.
3580 * doc/options.texi (Option file format): Fix bad indentation,
3581 restoring dropped sentence.
3583 2009-02-28 Jan Hubicka <jh@suse.cz>
3585 * tree-inline.c (tree_function_versioning): Output debug info.
3587 2009-02-28 Jan Hubicka <jh@suse.cz>
3590 * tree-inline.c (setup_one_parameter): Do not copy propagate
3591 arguments when not optimizing.
3593 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
3596 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
3597 (avx_addsubv4df3): Likewise.
3598 (*avx_addsubv4sf3): Likewise.
3599 (sse3_addsubv4sf3): Likewise.
3600 (*avx_addsubv2df3): Likewise.
3601 (sse3_addsubv2df3): Likewise.
3602 (avx_unpckhps256): Correct item selectors.
3603 (avx_unpcklps256): Likewise.
3604 (avx_unpckhpd256): Likewise.
3605 (avx_unpcklpd256): Likewise.
3607 2009-02-28 Jan Hubicka <jh@suse.cz>
3609 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
3611 (copy_arguments_for_versioning): If var is declared don't declare it.
3612 (tree_function_versioning): First setup substitutions and then copy
3615 2009-02-27 Jan Hubicka <jh@suse.cz>
3618 * cgraph.h (varpool_output_debug_info): Remove.
3619 * cgraphunit.c (varpool_output_debug_info): Remove.
3620 * dwarf2out.c (deferred_locations_struct): New struct
3621 (deferred_locations): New type.
3622 (deferred_locations_list): New static var.
3623 (deffer_location): New function.
3624 (gen_variable_die): Use it.
3625 (decls_for_scope): Output info on local static vars.
3626 (dwarf2out_finish): Process deferred locations.
3627 * varpool.c (varpool_output_debug_info): Remove.
3629 2009-02-27 Jan Hubicka <jh@suse.cz>
3632 * tree.h (TREE_PROTECTED): Fix comment.
3633 (BLOCK_HANDLER_BLOCK): Remove.
3634 (struct tree_block): Remove handler_block add body_block.
3635 (inlined_function_outer_scope_p): New.
3636 (is_body_block): Remove.
3637 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
3638 * dwarf2out.c (is_inlined_entry_point): Remove.
3639 (add_high_low_attributes): Use inlined_function_outer_scope_p.
3640 (gen_block_die): Use is_inlined_entry_point check. Remove body block
3642 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
3643 * gimplify.c (gimplify_expr): Gimplify body blocks.
3644 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
3645 block with multiple subblocks.
3646 (dump_scope_block): Prettier output; dump more flags and info.
3647 (dump_scope_blocks): New.
3648 (remove_unused_locals): Use dump_scope_blocks.
3649 * tree-flow.h (dump_scope_blocks): Declare.
3650 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
3651 * stmt.c (is_body_block): Remove.
3652 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
3653 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
3655 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
3658 * graphite.c (graphite_loop_normal_form): Do not call
3659 number_of_iterations_exit from a gcc_assert.
3661 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3663 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
3664 jumps if COND is NULL.
3665 (find_cond_jump): New function.
3666 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
3667 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
3669 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
3671 * config/alpha/alpha.h (alpha_expand_mov): Return false if
3672 force_const_mem returns NULL_RTX.
3674 2009-02-26 Jan Hubicka <jh@suse.cz>
3677 * cgraph.h (varpool_output_debug_info): Remove.
3678 * cgraphunit.c (varpool_output_debug_info): Remove.
3679 * dwarf2out.c (deferred_locations_struct): New struct
3680 (deferred_locations): New type.
3681 (deferred_locations_list): New static var.
3682 (deffer_location): New function.
3683 (gen_variable_die): Use it.
3684 (decls_for_scope): Output info on local static vars.
3685 (dwarf2out_finish): Process deferred locations.
3686 * varpool.c (varpool_output_debug_info): Remove.
3688 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
3690 PR rtl-optimization/39241
3691 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
3692 to subreg_offset_representable_p.
3694 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
3696 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
3697 execute function prototype. Get f and nregs from max_reg_num
3698 and get_insns. Remove the first backward pass as it's dead,
3699 guard the forward pass by flag_expensive_optimizations.
3700 (rest_of_handle_regmove): Delete.
3701 (pass_regmove): Replace it with regmove_optimize.
3703 2009-02-25 Martin Jambor <mjambor@suse.cz>
3705 PR tree-optimization/39259
3706 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
3707 calls_alloca function flags.
3708 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
3711 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
3713 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
3714 flags_set_1_rtx, flags_set_1_set): Delete.
3715 (regmove_optimize): Do not call mark_flags_life_zones.
3717 2009-02-24 Julian Brown <julian@codesourcery.com>
3720 * config/arm/arm.c (require_pic_register): Only set
3721 cfun->machine->pic_reg once per function.
3723 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
3725 * doc/invoke.texi (Link Options): Document an easier way to pass
3726 options that take arguments to the GNU linker using -Xlinker and -Wl.
3728 2009-02-24 Steve Ellcey <sje@cup.hp.com>
3731 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
3733 2009-02-24 Richard Guenther <rguenther@suse.de>
3736 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
3738 2009-02-24 Richard Guenther <rguenther@suse.de>
3739 Zdenek Dvorak <ook@ucw.cz>
3741 PR tree-optimization/39233
3742 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
3743 from converting them to a generic type.
3745 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3747 PR tree-optimization/39260
3748 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
3749 contains a condition with a real type.
3750 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
3752 2009-02-23 Jason Merrill <jason@redhat.com>
3755 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
3756 narrowing_initializer_constant_valid_p.
3757 (narrowing_initializer_constant_valid_p): Don't return
3758 null_pointer_node for adding a pointer to itself.
3760 2009-02-23 Jan Hubicka <jh@suse.cz>
3763 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
3766 2009-02-23 Jan Hubicka <jh@suse.cz>
3768 PR tree-optimization/37709
3769 * tree.c (block_ultimate_origin): Move here from dwarf2out.
3770 * tree.h (block_ultimate_origin): Declare.
3771 * dwarf2out.c (block_ultimate_origin): Move to tree.c
3772 * tree-ssa-live.c (remove_unused_scope_block_p):
3773 Eliminate blocks containig no instructions nor live variables nor
3775 (dump_scope_block): New function.
3776 (remove_unused_locals): Enable removal of dead blocks by default;
3777 enable dumping at TDF_DETAILS.
3779 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
3781 * config/i386/i386.c (classify_argument): Don't allow COImode
3783 (function_arg_advance_32): Don't allow OImode.
3784 (function_arg_32): Likewise.
3785 (function_value_32): Likewise.
3786 (return_in_memory_32): Likewise.
3787 (function_arg_64): Remove OImode comment.
3789 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
3792 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
3793 ix86_expand_vector_set for V4DImode in 64bit mode only.
3794 (ix86_expand_vector_init_one_var): Likewise.
3796 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
3798 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
3800 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
3803 * loop-iv.c: Revert last change.
3804 * emit-rtl.c: Likewise.
3806 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
3809 * config/i386/i386.c (type_natural_mode): Remove an extra
3810 space in the warning message.
3811 (function_value_32): Handle 32-byte vector modes.
3812 (return_in_memory_32): Likewise.
3814 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
3816 * loop-iv.c (truncate_value): New function.
3817 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
3819 (lowpart_subreg): Move to...
3820 * emit-rtl.c: ...here.
3822 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
3824 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
3825 accidental and undocumented change at revision 140860.
3827 2009-02-21 Joseph Myers <joseph@codesourcery.com>
3829 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
3830 take gimple_seq * arguments.
3831 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
3832 types_compatible_p langhook.
3834 2009-02-20 Mark Mitchell <mark@codesourcery.com>
3835 Joseph Myers <joseph@codesourcery.com>
3837 * config/arm/arm.c (arm_builtin_va_list): New function.
3838 (arm_expand_builtin_va_start): Likewise.
3839 (arm_gimplify_va_arg_expr): Likewise.
3840 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
3841 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
3842 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
3843 (va_list_type): New variable.
3844 (arm_mangle_type): Mangle va_list_type appropriately.
3846 2009-02-20 Jakub Jelinek <jakub@redhat.com>
3849 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
3850 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
3851 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
3852 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
3853 parameter to 1000 for -O1 by default.
3854 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
3856 * loop-invariant.c: Include params.h.
3857 (move_loop_invariants): Don't call move_single_loop_invariants on
3860 2009-02-20 Jaka Mocnik <jaka@xlab.si>
3862 * calls.c (emit_library_call_value_1): Use slot_offset instead of
3863 offset when calculating bounds for indexing stack_usage_map. Fixes
3864 a buffer overflow with certain target setups.
3866 2009-02-20 Jakub Jelinek <jakub@redhat.com>
3869 * calls.c (expand_call): Clear try_tail_call if caller and callee
3870 disagree in promotion of function return value.
3872 2009-02-19 Jakub Jelinek <jakub@redhat.com>
3875 * c-common.c (c_determine_visibility): If visibility changed and
3876 DECL_RTL has been already set, call make_decl_rtl to update symbol
3879 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
3882 * varasm.c (assemble_variable): Don't check DECL_NAME when
3883 globalizing a variable.
3885 2009-02-19 Joseph Myers <joseph@codesourcery.com>
3888 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
3889 expression before any __builtin_trap call.
3890 * c-typeck.c (build_function_call): Convert and check function
3891 arguments before generating a call to a trap. Evaluate the
3892 function arguments before the trap.
3894 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
3897 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
3898 (UNSPEC_FXAM_MEM): New unspec.
3899 (fxam<mode>2_i387_with_temp): New insn and split pattern.
3900 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
3901 memory using fxam<mode>2_i387_with_temp to remove excess precision.
3903 2009-02-19 Richard Guenther <rguenther@suse.de>
3905 PR tree-optimization/39207
3906 PR tree-optimization/39074
3907 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
3908 storedanything_tree): New.
3909 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
3910 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
3911 (build_succ_graph): Add edges from STOREDANYTHING to all
3913 (init_base_vars): Initialize STOREDANYTHING.
3914 (compute_points_to_sets): Free substitution info after
3915 building the succ graph.
3916 (ipa_pta_execute): Likewise.
3918 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
3920 (do_ds_constraint): Do not add to special var or non-pointer
3922 (type_could_have_pointers): Split out from ...
3923 (could_have_pointers): ... here. For arrays use the element type.
3924 (create_variable_info_for): Initialize may_have_pointers.
3925 (new_var_info): Likewise.
3926 (handle_lhs_call): Make the HEAP variable unknown-sized.
3927 (intra_create_variable_infos): Use a type with pointers for
3928 PARM_NOALIAS, make it unknown-sized.
3930 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
3933 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
3935 2009-02-18 Jason Merrill <jason@redhat.com>
3938 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
3939 value if DECL_EXTERNAL.
3940 * tree-sra.c (sra_walk_gimple_assign): Likewise.
3941 * target.h (gcc_target::binds_local_p): Clarify "module".
3942 * tree.h (TREE_PUBLIC): Clarify "module".
3944 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
3947 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
3948 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
3950 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
3953 * c.opt (Wabi): Support C and ObjC.
3956 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
3958 * config/i386/i386.c (classify_argument): Warn once about the ABI
3959 change when passing union with long double.
3961 * doc/invoke.texi: Update -Wabi for warning psABI changes.
3963 2009-02-18 Joseph Myers <joseph@codesourcery.com>
3966 * c-parser.c (c_parser_compound_statement): Always enter and leave
3969 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3972 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
3974 2009-02-18 Jakub Jelinek <jakub@redhat.com>
3976 PR tree-optimization/36922
3977 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
3978 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
3981 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
3983 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3986 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
3988 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
3990 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
3992 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
3995 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
3996 Richard Sandiford <rdsandiford@googlemail.com>
3998 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
3999 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
4000 (loongson_biadd): ...this.
4002 2009-02-17 Richard Guenther <rguenther@suse.de>
4004 PR tree-optimization/39202
4005 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
4006 a var make sure to follow existing collapses.
4008 2009-02-17 Richard Guenther <rguenther@suse.de>
4011 * langhooks.c (lhd_print_error_function): Check for NULL block.
4013 2009-02-17 Richard Guenther <rguenther@suse.de>
4015 PR tree-optimization/39204
4016 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
4019 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
4021 * config/soft-fp/double.h: Update from glibc CVS.
4023 2009-02-17 Richard Guenther <rguenther@suse.de>
4025 PR tree-optimization/39207
4026 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
4027 strict-aliasing warnings for pointers pointing to NULL.
4029 2009-02-16 Joseph Myers <joseph@codesourcery.com>
4032 * c-parser.c (c_parser_braced_init): Call pop_init_level when
4033 skipping until next close brace.
4035 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
4038 * config/i386/i386.c (ix86_expand_push): Set memory alignment
4039 to function argument boundary.
4041 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
4043 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
4044 in the lea_add. Reload eventually constraints it properly.
4045 * config/picochip/constraints.md : Remove the target constraint
4046 "b", since it is not needed anymore.
4048 2009-02-16 Jakub Jelinek <jakub@redhat.com>
4050 * gthr-dce.h: Uglify function parameter and local variable names.
4051 * gthr-gnat.h: Likewise.
4052 * gthr-mipssde.h: Likewise.
4053 * gthr-nks.h: Likewise.
4054 * gthr-posix95.h: Likewise.
4055 * gthr-posix.h: Likewise.
4056 * gthr-rtems.h: Likewise.
4057 * gthr-single.h: Likewise.
4058 * gthr-solaris.h: Likewise.
4059 * gthr-tpf.h: Likewise.
4060 * gthr-vxworks.h: Likewise.
4061 * gthr-win32.h: Likewise.
4063 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
4066 * config/i386/i386.md: Restrict the new peephole2 to move
4067 between MMX/SSE registers.
4069 2009-02-15 Richard Guenther <rguenther@suse.de>
4072 2009-02-13 Richard Guenther <rguenther@suse.de>
4074 * configure.ac: Enable LFS.
4075 * configure: Re-generate.
4076 * config.in: Likewise.
4078 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4080 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
4081 spu_srqwbyte, spu_srqwbytebc): Define.
4082 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
4083 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
4084 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
4085 "shrqby_<mode>"): New insn-and-split patterns.
4086 * config/spu/spu.c (expand_builtin_args): Determine and return
4087 number of operands using spu_builtin_description data.
4088 (spu_expand_builtin_1): Use it.
4090 2009-02-13 Steve Ellcey <sje@cup.hp.com>
4093 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
4096 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
4099 * config/i386/i386.c (override_options): Correct warning
4100 messages for -malign-loops, -malign-jumps and -malign-functions.
4102 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
4105 * config/i386/i386.md: Restrict the new peephole2 to move
4106 between the general purpose registers.
4108 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
4111 * config/i386/i386.c (type_natural_mode): Add a new argument.
4112 Return the original mode and warn ABI change if vector size is 32byte.
4113 (function_arg_advance): Updated.
4114 (function_arg): Likewise.
4115 (ix86_function_value): Likewise.
4116 (ix86_return_in_memory): Likewise.
4117 (ix86_sol10_return_in_memory): Likewise.
4118 (ix86_gimplify_va_arg): Likewise.
4119 (function_arg_32): Don't warn ABX ABI change here.
4120 (function_arg_64): Likewise.
4122 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
4124 * loop-iv.c (implies_p): In the final case, test that operands 0
4125 of the two comparisons match.
4127 * config/bfin/bfin.c (find_prev_insn_start): New function.
4128 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
4129 (find_next_insn_start): Move.
4131 2009-02-13 Richard Guenther <rguenther@suse.de>
4133 * configure.ac: Enable LFS.
4134 * configure: Re-generate.
4135 * config.in: Likewise.
4137 2009-02-13 Joseph Myers <joseph@codesourcery.com>
4140 * c-parser.c (c_parser_parms_list_declarator): Discard pending
4141 sizes on syntax error after some arguments have been parsed.
4143 2009-02-12 Jakub Jelinek <jakub@redhat.com>
4145 * doc/invoke.texi (-fira): Remove.
4147 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
4149 * caller-save.c: Replace regclass.c with reginfo.c in comments.
4150 * recog.c: Likewise.
4153 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
4155 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
4156 (umul_ppmm): Likewise.
4157 (count_leading_zeros): Likewise.
4158 (count_trailing_zeros): Likewise.
4159 (UMUL_TIME): Likewise.
4161 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
4163 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
4164 soft-fp/t-softfp to tmake_file.
4166 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
4167 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
4168 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
4169 IA64_BUILTIN_INFQ]: New.
4170 (ia64_init_builtins): Initialize __builtin_infq,
4171 __builtin_fabsq and __builtin_copysignq if not HPUX.
4172 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
4173 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
4175 * config/ia64/lib1funcs.asm (__divtf3): Define only if
4177 (__fixtfti): Likewise.
4178 (__fixunstfti): Likewise.
4179 (__floattitf): Likewise.
4181 * config/ia64/libgcc-glibc.ver: New.
4182 * config/ia64/t-fprules-softfp: Likewise.
4183 * config/ia64/sfp-machine.h: Likewise.
4185 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
4186 (LIBGCC2_TF_CEXT): Likewise.
4187 (TF_SIZE): Likewise.
4188 (TARGET_INIT_LIBFUNCS): Likewise.
4190 * config/ia64/t-glibc (SHLINB_MAPFILES):
4191 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
4193 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
4195 * config/i386/i386.c (construct_container): Rewrite processing
4196 BLKmode with X86_64_SSE_CLASS.
4198 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
4201 * config/i386/i386.md: Replace simplify_replace_rtx with
4202 replace_rtx in the new peephole2.
4204 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
4206 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
4207 loop unrolling do not happen at -O2.
4209 2009-02-12 Michael Matz <matz@suse.de>
4211 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
4213 2009-02-12 Jakub Jelinek <jakub@redhat.com>
4215 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
4218 2009-02-12 Ben Elliston <bje@au.ibm.com>
4220 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
4221 patterns when updating the back chain. Missed in the 2009-02-10
4224 2009-02-11 Janis Johnson <janis187@us.ibm.com>
4226 * doc/extend.texi (Decimal Floating Types): Update identifier of
4227 draft TR and list of missing support.
4229 2009-02-11 Jakub Jelinek <jakub@redhat.com>
4232 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
4233 bit to variable length decl's flags, add it also to its
4234 pointer replacement variable.
4236 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
4237 Jakub Jelinek <jakub@redhat.com>
4240 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
4241 (memory_blockage): New expander.
4242 (*memory_blockage): New insn pattern.
4243 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
4244 instead of general blockage at the end of function prologue when
4245 frame pointer is used to access red zone area. Do not emit blockage
4246 when profiling, it is emitted in generic code.
4247 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
4248 function epilogue when frame pointer is used to access red zone area.
4250 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
4253 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
4254 by arithmetic with memory operands.
4255 * config/i386/predicates.md (commutative_operator): New.
4257 2009-02-10 Janis Johnson <janis187@us.ibm.com>
4259 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
4262 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
4264 * alias.h (record_alias_subset): Declare.
4265 * alias.c (record_alias_subset): Make global.
4267 2009-02-10 Nick Clifton <nickc@redhat.com>
4269 * tree-parloops.c: Change license to GPLv3.
4270 * ipa-struct-reorg.c: Change license to GPLv3.
4271 * ipa-struct-reorg.h: Change license to GPLv3.
4273 2009-02-10 Steve Ellcey <sje@cup.hp.com>
4276 * c-decl.c (start_struct): Return NULL on error.
4278 2009-02-10 Jakub Jelinek <jakub@redhat.com>
4281 * cfgloopmanip.c (remove_path): Call remove_bbs after
4282 cancel_loop_tree, not before it.
4285 * function.h (struct function): Add has_local_explicit_reg_vars bit.
4286 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
4287 VAR_DECLs were seen.
4288 * tree-ssa-live.c (remove_unused_locals): Recompute
4289 cfun->has_local_explicit_reg_vars.
4290 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
4291 copies or clearings if cfun->has_local_explicit_reg_vars.
4293 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
4296 * config/i386/i386.c (expand_prologue): Emit blockage at the end
4297 of function prologue when frame pointer is used to access
4300 2009-02-10 Richard Guenther <rguenther@suse.de>
4303 * gimplify.c (gimple_regimplify_operands): Always look if
4304 we need to create a temporary.
4306 2009-02-10 Richard Guenther <rguenther@suse.de>
4308 PR tree-optimization/39132
4309 * tree-loop-distribution.c (todo): New global var.
4310 (generate_memset_zero): Trigger TODO_rebuild_alias.
4311 (tree_loop_distribution): Return todo.
4313 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
4316 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
4317 (x86_64_reg_class_name): Removed.
4318 (classify_argument): Return 0 if bytes > 32. Return 0 if the
4319 first one isn't X86_64_SSE_CLASS or any other ones aren't
4320 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
4321 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
4322 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
4323 and 3 X86_64_SSEUP_CLASS.
4324 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
4325 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
4327 2009-02-10 Ben Elliston <bje@au.ibm.com>
4329 * config/rs6000/rs6000.md (allocate_stack): Always use an update
4330 form instruction to update the stack back chain word, even if the
4331 user has disabled the generation of update instructions.
4332 (movdi_<mode>_update_stack): New.
4333 (movsi_update_stack): Likewise.
4334 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
4335 always use an update form instruction to update the stack back
4338 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
4341 * graphite.c (if_region_set_false_region): After moving a region in
4342 the false branch of a condition, remove the empty dummy basic block.
4343 (gloog): Remove wrong fix for PR38953.
4345 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4347 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
4348 generation due to implicit sign extension.
4350 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
4353 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
4354 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
4356 2009-02-09 Richard Guenther <rguenther@suse.de>
4359 * convert.c (convert_to_real): Disable (float)fn((double)x)
4360 to fnf(x) conversion if errno differences may occur and
4361 -fmath-errno is set.
4363 2009-02-07 Anatoly Sokolov <aesok@post.ru>
4365 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
4366 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
4367 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4369 2009-02-06 Joseph Myers <joseph@codesourcery.com>
4372 * c-common.c (handle_alias_attribute): Disallow attribute for
4373 anything not a FUNCTION_DECL or VAR_DECL.
4375 2009-02-06 Janis Johnson <janis187@us.ibm.com>
4378 * real.c (do_compare): Special-case compare of zero against
4379 decimal float value.
4381 2009-02-06 Joseph Myers <joseph@codesourcery.com>
4384 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
4385 as indicating flexible array members unless the field itself is
4386 being declarared as the incomplete array.
4388 2009-02-06 Jan Hubicka <jh@suse.cz>
4390 PR tree-optimization/38844
4391 * ipa-inline.c (try_inline): Stop inlining recursion when edge
4394 2009-02-06 Richard Guenther <rguenther@suse.de>
4397 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
4398 fork because we may expand it as __gcov_fork.
4400 2009-02-06 Nick Clifton <nickc@redhat.com>
4402 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
4404 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
4406 PR tree-optimization/35659
4407 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
4408 vn_phi_eq): Shortcut if hashcode does not match.
4409 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
4411 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
4412 and avoid iterative_hash_expr.
4413 (FOR_EACH_VALUE_ID_IN_SET): New.
4414 (value_id_compare): Remove.
4415 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
4416 sort expressions by value id.
4418 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
4421 * config/sh/predicates.md (general_movsrc_operand): Don't check
4422 the subreg of system registers here.
4424 2009-02-05 Jakub Jelinek <jakub@redhat.com>
4427 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
4430 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
4432 PR rtl-optimization/39110
4433 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
4434 addresses, not aligned ones.
4436 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
4437 Richard Guenther <rguenther@suse.de>
4439 PR tree-optimization/39100
4440 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
4441 comment says and add edges.
4443 2009-02-05 Joseph Myers <joseph@codesourcery.com>
4446 * c-common.c (handle_tls_model_attribute): Ignore attribute for
4447 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
4449 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
4451 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
4452 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
4453 register_bb_in_sese, new_sese, free_sese): Moved.
4454 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
4455 outermost_loop_in_scop, build_scop_iteration_domain,
4456 expand_scalar_variables_ssa_name, get_vdef_before_scop,
4457 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
4458 Use loop_in_sese_p instead of loop_in_scop_p.
4459 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
4460 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
4461 (scopdet_basic_block_info): Fix bug in scop detection.
4462 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
4463 eq_loop_to_cloog_loop): Remove.
4464 (nb_loops_around_loop_in_scop, nb_loop
4465 ref_nb_loops): Moved here...
4466 * graphite.h (ref_nb_loops): ... from here.
4467 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
4468 (loop_domain_dim, loop_iteration_vector_dim): Remove.
4469 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
4470 * testsuite/gcc.dg/graphite/scop-19.c: New
4472 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
4473 Hans-Peter Nilsson <hp@axis.com>
4475 PR rtl-optimization/37889
4476 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
4477 Move offset handling from PLUS to before the switch. Use new
4478 arguments when considering SYMBOL_REFs too.
4479 (rtx_addr_can_trap_p): Pass dummy offset and size.
4480 (enum may_trap_p_flags): Remove.
4481 (may_trap_p_1): Pass size from MEM_SIZE.
4483 PR rtl-optimization/38921
4484 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
4485 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
4486 * rtlanal.c (may_trap_after_code_motion_p): Delete.
4487 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
4489 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
4491 AVX Programming Reference (January, 2009)
4492 * config/i386/sse.md (*vpclmulqdq): New.
4494 2009-02-04 Jakub Jelinek <jakub@redhat.com>
4496 PR tree-optimization/38977
4497 PR gcov-profile/38292
4498 * calls.c (special_function_p): Disregard __builtin_ prefix.
4500 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
4502 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
4503 non-indexable addresses even before reload.
4505 2009-02-03 Joseph Myers <joseph@codesourcery.com>
4508 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
4509 as having variable size. Do not give an error for unnamed
4510 parameters with [*] declarators. Give a warning for type names
4511 with [*] declarators and mark them as variable size.
4512 * c-parser.c (c_parser_sizeof_expression): Do not give an error
4513 for sizeof applied to [*] type names.
4515 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4518 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
4520 2009-02-03 Jakub Jelinek <jakub@redhat.com>
4522 * gcc.c (process_command): Update copyright notice dates.
4523 * gcov.c (print_version): Likewise.
4524 * gcov-dump.c (print_version): Likewise.
4525 * mips-tfile.c (main): Likewise.
4526 * mips-tdump.c (main): Likewise.
4528 2009-02-03 Joseph Myers <joseph@codesourcery.com>
4531 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
4532 for composite type involving a zero-length array type.
4534 2009-02-03 Jakub Jelinek <jakub@redhat.com>
4537 * function.c (match_asm_constraints_1): Skip over
4538 initial optional % in the constraint.
4541 * c-parser.c (c_parser_postfix_expression): If fixed point is not
4542 supported, don't accept FIXED_CSTs.
4543 * c-decl.c (finish_declspecs): Error if fixed point is not supported
4544 and _Sat is used without _Fract/_Accum. Set specs->type to
4545 integer_type_node for cts_fract/cts_accum if fixed point is not
4548 2009-02-02 Catherine Moore <clm@codesourcery.com>
4550 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
4552 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
4554 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
4555 (ABI_HAS_64BIT_SYMBOLS): Use it.
4556 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
4558 2009-02-02 Paul Brook <paul@codesourcery.com>
4560 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
4562 2009-02-02 Jakub Jelinek <jakub@redhat.com>
4565 * recog.h (asm_operand_ok): Add constraints argument.
4566 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
4567 recurse on matching constraint.
4568 (check_asm_operands): Pass constraints as 3rd argument to
4569 asm_operand_ok. Don't look up matching constraint here.
4570 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
4573 2009-02-02 Ben Elliston <bje@au.ibm.com>
4575 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
4576 TARGET_NARROW_VOLATILE_BITFIELD macro names.
4578 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4580 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
4581 information. Remove some obsolete information. Reorganize.
4583 * config/pa/fptr.c: Revert license to GPL 2.
4584 * config/pa/milli64.S: Likewise.
4586 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
4589 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
4590 LIBRARY name in, instead of hard-coding it.
4591 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
4592 extra target make frag to tmake_files according to EH model.
4593 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
4594 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
4595 frags that define makefile variable EH_MODEL appropriately.
4596 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
4597 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
4598 to "-sjlj" according to type of EH configured.
4599 (LIBGCC_SONAME): Concatenate it to shared library base name.
4600 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
4601 to "_sjlj" according to type of EH configured.
4602 (LIBGCC_SONAME): Concatenate it to shared library base name.
4603 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
4604 (SHLIB_LINK): Add missing semicolon to if-else construct.
4605 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
4606 string value of "pe_dll" command-line option.
4607 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
4608 (SHLIB_SONAME): Use it when overriding t-cygming default.
4609 (SHLIB_IMPLIB): Override t-cygming default.
4610 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
4611 string value of "pe_dll" command-line option.
4613 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
4616 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
4617 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
4619 2009-01-31 Richard Guenther <rguenther@suse.de>
4621 PR tree-optimization/38937
4622 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
4623 computing the transitive closure.
4625 2009-01-30 Richard Guenther <rguenther@suse.de>
4627 PR tree-optimization/39041
4628 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
4629 Propagate variable indices only if the types match for this stmt.
4631 2009-01-30 Jakub Jelinek <jakub@redhat.com>
4634 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
4635 inline but never defined.
4637 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
4639 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
4640 (*insv_h_di_reg_extimm): New insn.
4641 (*insv_l<mode>_reg_extimm): New insn.
4643 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
4645 * config/picochip/picochip.c (flag_conserve_stack): set
4646 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
4647 fconserve-stack. Reduce call-overhead used by inliner.
4649 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
4652 * common.opt (flag_conserve_stack): Initialised to zero.
4654 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
4657 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
4658 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
4661 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
4663 * ira-color.c (allocno_reload_assign): Update comments.
4664 * regmove.c (regmove_optimize): Likewise.
4668 2009-01-29 Robert Millan <rmh@aybabtu.com>
4670 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
4671 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
4672 `MD_UNWIND_SUPPORT'.
4673 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
4675 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
4677 PR tree-optimization/39007
4678 * tree-loop-distribution.c (generate_builtin): Use
4679 recompute_dominator to compute the immediate dominator of the
4680 basic block just after the loop.
4682 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4684 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
4685 (ASM_OUTPUT_DWARF_PCREL): Define.
4687 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
4689 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
4690 * doc/passes.texi: Remove entries about regclass, local-alloc, and
4691 global. Modify entries about regmove and IRA.
4693 * ra-conflict.c: Remove the file.
4695 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
4697 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
4698 (pass_regclass_init): Rename to pass_reginfo_init.
4700 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
4702 * toplev.h (flag_ira): Remove.
4704 * caller-save.c (setup_save_areas): Remove flag_ira.
4706 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
4708 * global.c: Remove the file.
4710 * opts.c (decode_options): Remove flag_ira.
4712 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
4714 * regmove.c: Modify file description.
4715 (find_use_as_address, try_auto_increment): Define them only if
4716 AUTO_INC_DEC is defined.
4717 (replacement_quality, replace_in_call_usage, fixup_match_1,
4718 stable_and_no_regs_but_for_p): Remove.
4719 (reg_set_in_bb): Make it static.
4720 (regmove_optimize): Remove flag_ira and code which worked for
4723 * local-alloc.c: Remove the file.
4725 * common.opt (fira): Remove.
4727 * ira.c: Include except.h.
4728 (eliminable_regset): Move from global.c.
4729 (mark_elimination): Ditto. Remove flag_ira.
4730 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
4731 equiv_mem_modified, validate_equiv_mem_from_store,
4732 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
4733 contains_replace_regs, memref_referenced_p, memref_used_between_p,
4734 no_equiv, recorded_label_ref): Move from local-alloc.c.
4735 (update_equiv_regs): Ditto. Make it static.
4736 (print_insn_chain, print_insn_chains): Move it from global.c.
4737 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
4738 (build_insn_chain): Ditto. Make it static.
4739 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
4740 Rename to init_live_subregs.
4741 (gate_ira): Remove flag_ira.
4743 * regclass.c: Rename reginfo.c. Change file description.
4744 (FORBIDDEN_INC_DEC_CLASSES): Remove.
4745 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
4746 (init_reg_sets_1): Remove code for evaluation of
4747 reg_class_superclasses and losing_caller_save_reg_set.
4748 (init_regs): Remove init_reg_autoinc.
4749 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
4750 ok_for_base_p_nonstrict): Remove.
4751 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
4752 (pass_regclass_init): Rename to pass_reginfo_init. Modify
4753 corresponding entries.
4754 (dump_regclass, record_operand_costs, scan_one_insn,
4755 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
4756 record_address_regs, auto_inc_dec_reg_p): Remove.
4757 (gt-regclass.h): Rename to gt-reginfo.h.
4759 * rtl.h (dump_global_regs, retry_global_alloc,
4760 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
4762 * Makefile.in (RA_H): Remove.
4763 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
4764 Rename regclass.o to reginfo.o.
4765 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
4767 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
4768 (GTFILES): Rename regclass.c to reginfo.c.
4770 * passes.c (init_optimization_passes): Remove pass_local_alloc and
4771 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
4773 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
4774 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
4776 (finish_spills): Ditto. Remove code for !flag_ira.
4778 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
4781 * doc/invoke.texi (rtl debug options): Complete rewrite.
4782 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
4784 * mode-switching.c (pass_mode_switching): Rename pass from
4785 "mode-sw" to "mode_sw".
4786 * except.c (pass_convert_to_eh_ranges): Rename pass from
4787 "eh-ranges" to "eh_ranges".
4788 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
4792 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
4793 Alexander Monakov <amonakov@ispras.ru>
4796 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
4798 (move_exprs_to_boundary): Change return type and pass through
4799 should_move from move_op. Relax assert. Update usage ...
4800 (schedule_expr_on_boundary): ... here. Use should_move instead of
4802 (move_op_orig_expr_found): Indicate that insn was disconnected from
4804 (code_motion_process_successors): Do not call after_merge_succs
4805 callback if original expression was not found when traversing any of
4807 (code_motion_path_driver): Change return type. Update prototype.
4808 (move_op): Update comment. Add a new parameter (should_move). Update
4809 prototype. Set *should_move based on indication provided by
4810 move_op_orig_expr_found.
4812 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
4814 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
4815 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
4816 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
4817 * config/rs6000/rs6000.c (rs6000_override_options): Default
4818 avoid-indexed-addresses on for Power6, off for everything else.
4819 (avoiding_indexed_address_p): New function.
4820 (rs6000_legitimize_address): Use it.
4821 (rs6000_legitimate_address): Likewise.
4822 * config/rs6000/rs6000.md (movXX_updateX): Likewise
4824 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
4826 PR tree-optimization/38997
4827 * tree-loop-distribution.c (generate_memset_zero): Use
4828 POINTER_PLUS_EXPR for a pointer addition.
4830 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
4832 * config/s390/s390.md (bswap<mode>2): New pattern added.
4834 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
4836 * config/s390/s390.md (*tls_load_31): Added type attribute.
4838 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
4840 * config/s390/s390.md: Fix a few comments.
4842 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
4844 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
4845 (*tm<mode>_full): Fixed z10prop attribute.
4846 (*tst<mode>_extimm): Fixed z10prop attribute.
4847 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
4848 (*tstqiCCT_cconly): Fixed z10prop attribute.
4849 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
4850 (*movsi_larl): Fixed z10prop attribute.
4851 (*movsi_zarch): Fixed z10prop attribute.
4852 (*movsi_eas): Fixed z10prop attribute.
4853 (*movhi): Fixed z10prop attribute.
4854 (*movqi): Fixed z10prop attribute.
4855 (*movstrictqi): Fixed z10prop attribute.
4856 (*mov<mode>): Fixed z10prop attribute.
4857 (*movcc): Fixed z10prop attribute.
4858 (*sethighpartdi_64): Fixed z10prop attribute.
4859 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
4860 (*negdi2_sign_cc): Fixed z10prop attribute.
4861 (*negdi2_sign): Fixed z10prop attribute.
4862 (*absdi2_sign_cc): Fixed z10prop attribute.
4863 (*absdi2_sign): Fixed z10prop attribute.
4864 (*negabsdi2_sign_cc): Fixed z10prop attribute.
4865 (*negabsdi2_sign): Fixed z10prop attribute.
4866 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
4867 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
4868 (doloop_si64): Fixed z10prop attribute.
4869 (doloop_si31): Fixed z10prop attribute.
4870 (doloop_long): Fixed z10prop attribute.
4871 (indirect_jump): Fixed z10prop attribute.
4872 (nop): Fixed z10prop attribute.
4873 (main_base_64): Fixed z10prop attribute.
4874 (reload_base_64): Fixed z10prop attribute.
4876 2009-01-28 Jakub Jelinek <jakub@redhat.com>
4878 PR rtl-optimization/38740
4879 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
4881 * config/mips/mips.c (mips_reorg): Likewise.
4883 2009-01-28 Richard Guenther <rguenther@suse.de>
4885 PR tree-optimization/38926
4886 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
4887 with the correct value id to a value.
4888 (do_regular_insertion): Use the value number of edoubleprime
4889 for the value number of the expr.
4892 2008-08-21 Richard Guenther <rguenther@suse.de>
4894 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
4895 a PHI ask VN if it is already available.
4896 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
4897 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
4899 2009-01-28 Jakub Jelinek <jakub@redhat.com>
4902 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
4903 set to varying whenever max has TREE_OVERFLOW set, similarly
4904 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
4906 2009-01-28 Richard Guenther <rguenther@suse.de>
4909 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
4910 uninitialized aggregate uses in call arguments.
4912 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
4914 PR tree-optimization/38984
4915 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
4916 the nothing_id variable if -fno-delete-null-pointer-checks.
4918 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
4921 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
4922 (set_got_offset_rex64): Ditto.
4924 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
4927 * doc/extend.texi: Improve local variable with asm reg.
4929 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
4931 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
4932 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
4933 was not supplied then set warn_packed_bitfield_compat to the
4935 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
4938 2009-01-27 Richard Guenther <rguenther@suse.de>
4940 PR tree-optimization/38503
4941 * cfgexpand.c (expand_gimple_basic_block): Ignore
4942 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
4943 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
4944 variables that cannot have TBAA applied.
4945 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
4948 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
4951 * calls.c (initialize_argument_information): Do not wrap complex
4952 arguments in SAVE_EXPR.
4954 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
4956 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
4957 (INSTALL_LIBGCC): Revert typo commit.
4959 2009-01-26 Richard Guenther <rguenther@suse.de>
4961 PR tree-optimization/38745
4962 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
4963 from special handling.
4965 2009-01-26 Richard Guenther <rguenther@suse.de>
4967 PR tree-optimization/38745
4968 * tree-ssa.c (execute_update_addresses_taken): Do not include
4969 variables that cannot possibly be a register in not_reg_needs.
4970 Do not clear TREE_ADDRESSABLE on vars that may not become
4972 * tree-ssa.c (update_alias_info_1): Include those in the set
4973 of addressable vars.
4975 2009-01-26 Richard Guenther <rguenther@suse.de>
4978 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
4979 * tree-ssa-dse.c: Include langhooks.h
4980 (execute_simple_dse): Remove stores with zero size.
4982 2009-01-24 Jakub Jelinek <jakub@redhat.com>
4985 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
4988 2009-01-24 Julian Brown <julian@codesourcery.com>
4990 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
4991 config/arm/linux-atomic.c.
4992 * config/arm/linux-atomic.c: New.
4994 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
4996 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
4997 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
4998 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
5000 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
5003 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
5006 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
5008 PR tree-optimization/38953
5009 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
5010 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
5011 (gloog): Split the exit of the scop when the scop exit is a loop exit.
5012 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
5015 2009-01-24 Paul Brook <paul@codesourcery.com>
5017 * config/arm/neon.md (neon_type): Move to arm.md.
5018 (neon_mov<VSTRUCT>): Add neon_type attribute.
5019 * config/arm/arm.md (neon_type): Move to here.
5020 (conds): Add "unconditioal" and use as default for NEON insns.
5022 2009-01-24 Ben Elliston <bje@au.ibm.com>
5024 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
5025 void *' warning from -Wc++-compat.
5026 * Makefile.in (dominance.o-warn): Remove.
5028 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
5030 PR tree-optimization/38932
5031 * fold-const.c (fold_unary_ignore_overflow): New.
5032 * tree.h (fold_unary_ignore_overflow): Declare.
5033 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
5034 * tree-ssa-sccvn.c (visit_reference_op_load,
5035 simplify_unary_expression): Likewise.
5037 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
5039 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
5040 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
5041 regardless of their type.
5042 * c-common.c (handle_packed_attribute): Don't ignore packed on
5044 * c.opt (Wpacked-bitfield-compat): New warning option.
5045 * stor-layout.c (place_field): Warn if offset of a field changed.
5046 * doc/extend.texi (packed): Mention the ABI change.
5047 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
5048 (Warning Options): Add it to the list.
5050 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
5052 * c-opts.c (c_common_post_options): Fix a typo in comments.
5054 2009-01-22 Steve Ellcey <sje@cup.hp.com>
5057 * gimplify.c (gimplify_init_constructor): Fix promotion of const
5058 variables to static.
5059 * doc/invoke.texi (-fmerge-all-constants): Update description.
5061 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
5064 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
5065 (*movdi_1_rex64): Use type "mmx" for alternative 5.
5067 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
5069 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
5071 (LOCAL_ALIGNMENT): Similarly.
5073 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
5074 Joseph Myers <joseph@codesourcery.com>
5076 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
5077 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
5078 * config/arm/arm-tune.md: Regenerate.
5079 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
5082 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
5084 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
5085 version number to five.
5087 2009-01-22 Dodji Seketeli <dodji@redhat.com>
5090 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
5091 * c-common.c (set_underlying_type): Likewise.
5092 (is_typedef_decl ): Likewise
5094 (set_underlying_type): Likewise.
5095 (is_typedef_type): Likewise.
5097 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
5100 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
5103 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5106 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
5107 (LIBGCC_SPEC): Don't define.
5108 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
5110 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
5112 PR rtl-optimization/38879
5113 * alias.c (base_alias_check): Unaligned access via AND address can
5114 alias all surrounding object types except those with sizes equal
5115 or wider than the size of unaligned access.
5117 2009-01-21 Dodji Seketeli <dodji@redhat.com>
5120 * c-decl.c (clone_underlying_type): Move this ...
5121 * c-common.c (set_underlying_type): ... here.
5122 Also, make sure the function properly sets TYPE_STUB_DECL() on
5123 the newly created typedef variant type.
5124 (is_typedef_decl ): New entry point.
5125 * tree.h: Added a new member member_types_needing_access_check to
5126 struct tree_decl_non_common.
5127 (set_underlying_type): New entry point.
5128 (is_typedef_type): Likewise.
5130 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
5132 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
5133 Check whether two instructions have memory references that
5134 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
5135 are helper functions for traversing.
5136 * alias.h (insn_alias_sets_confilict_p): New prototypes.
5137 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
5138 not to draw dependency edge for instructions with non-conflicting
5141 2009-01-20 Joseph Myers <joseph@codesourcery.com>
5144 * longlong.h: Update copyright years. Use soft-fp license notice.
5145 Sync __clz_tab declaration with glibc.
5147 2009-01-20 Steve Ellcey <sje@cup.hp.com>
5150 * doc/extend.texi (syscall_linkage): New.
5151 (version_id): Modify.
5153 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
5154 Richard Guenther <rguenther@suse.de>
5156 PR tree-optimization/38747
5157 PR tree-optimization/38748
5158 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
5159 conversion if the base address is an indirect reference and the
5160 aliasing sets could cause issues.
5162 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
5164 * common.opt (fgraphite, fgraphite-identity): Add comment for
5165 explaining why these options are not documented.
5167 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
5169 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
5170 gimple_call_lhs is NULL.
5172 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
5175 * emit-rtl.c (adjust_address_1): Make sure memref is never
5178 2009-01-20 Ben Elliston <bje@au.ibm.com>
5180 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
5181 const qualifier from arg parameter. Remove unnecessary cast to char *.
5182 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
5183 const qualifier from arg 2.
5185 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5187 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
5189 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
5192 * rtl.h (reinit_regs): New prototype.
5193 * regclass.c: Include ira.h.
5195 * Makefile.in (regclass.o): Add ira.h.
5196 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
5198 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
5201 * c-common.c (handle_aligned_attribute): Use
5202 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
5203 default alignment value.
5205 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
5207 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
5208 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
5210 * doc/extend.texi: Update __attribute__ ((aligned)). Document
5211 __BIGGEST_ALIGNMENT__.
5213 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
5215 2009-01-18 Richard Guenther <rguenther@suse.de>
5217 PR tree-optimization/38819
5218 * tree-flow.h (operation_could_trap_helper_p): Declare.
5219 * tree-eh.c (operation_could_trap_helper_p): Export.
5220 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
5221 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
5222 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
5223 are about to insert a possibly trapping instruction and fail
5226 2009-01-18 Andreas Schwab <schwab@suse.de>
5228 * doc/install.texi (Configuration): Remove obsolete paragraph
5229 about use of --with-gnu-ld with --with-gnu-as.
5231 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
5233 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
5234 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
5235 Follow spelling conventions.
5237 2009-01-18 Ben Elliston <bje@au.ibm.com>
5239 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
5240 C++ warning about implicit conversion from void * to struct
5242 (bitmap_obstack_free): Likewise for bitmap_element *.
5243 * Makefile.in (bitmap.o-warn): Remove.
5245 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
5247 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
5249 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
5250 Tobias Grosser <tobi.grosser@amd.com>
5252 * graphite.c (graphite_trans_scop_block): Do not block single
5255 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
5257 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
5258 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
5259 test with assertion.
5261 2009-01-16 Richard Guenther <rguenther@suse.de>
5263 PR tree-optimization/38835
5265 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
5266 and INT + PTR -> (INT)(PTR p+ INT) folding.
5267 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
5269 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
5272 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
5273 the subreg from a lowpart subreg if it is also casting the value.
5275 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
5276 Tobias Grosser <tobi.grosser@amd.com>
5278 * graphite.c (compare_prefix_loops): New.
5279 (build_scop_canonical_schedules): Rewritten.
5280 (graphite_transform_loops): Move build_scop_canonical_schedules
5281 after build_scop_iteration_domain.
5283 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
5284 Tobias Grosser <tobi.grosser@amd.com>
5286 * graphite.c (add_conditions_to_domain): Add the loops to
5287 the dimension of the iteration domain. Do copy the domain
5288 only when it exists.
5289 (build_scop_conditions_1): Do not call add_conditions_to_domain.
5290 (add_conditions_to_constraints): New.
5291 (can_generate_code_stmt, can_generate_code): Removed.
5292 (gloog): Do not call can_generate_code.
5293 (graphite_transform_loops): Call add_conditions_to_constraints
5294 after building the iteration domain.
5296 2009-01-16 Jakub Jelinek <jakub@redhat.com>
5298 PR tree-optimization/38789
5299 * tree-ssa-threadedge.c
5300 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
5301 __builtin_constant_p.
5303 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
5305 * dce.c (delete_unmarked_insns): Reversed the order that insns are
5306 examined before deleting them.
5308 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
5310 * function.c (aggregate_value_p): Correctly extract the function
5311 type from CALL_EXPR_FN lookup.
5313 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
5315 * config/picochip/picochip.c (picochip_override_options): Revert
5316 CFI asm flag disable commited previously.
5318 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
5319 Tobias Grosser <tobi.grosser@amd.com>
5320 Jan Sjodin <jan.sjodin@amd.com>
5322 * graphite.c (scan_tree_for_params): On substractions negate
5323 all the coefficients of the term.
5324 (clast_to_gcc_expression_red): New. Handle reduction expressions
5325 of more than two operands.
5326 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
5327 (get_vdef_before_scop): Handle also the case of default definitions.
5329 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
5331 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
5332 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
5333 Also use them when walking CALL_INSN_FUNCTION_USAGE.
5335 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
5336 Joey Ye <joey.ye@intel.com>
5339 * cfgexpand.c (expand_stack_alignment): Don't update stack
5340 boundary nor check incoming stack boundary here.
5341 (gimple_expand_cfg): Update stack boundary and check incoming
5342 stack boundary here.
5344 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
5346 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
5348 2009-01-14 Jakub Jelinek <jakub@redhat.com>
5350 PR rtl-optimization/38245
5351 * calls.c (expand_call): Add stack arguments to
5352 CALL_INSN_FUNCTION_USAGE even for pure calls (when
5353 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
5354 in regs and partially in memory or BLKmode arguments.
5355 (emit_library_call_value_1): Add stack arguments to
5356 CALL_INSN_FUNCTION_USAGE even for pure calls (when
5357 ACCUMULATE_OUTGOING_ARGS).
5358 * dce.c: Include tm_p.h.
5359 (find_call_stack_args): New function.
5360 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
5362 (mark_insn): Call find_call_stack_args for CALL_Ps.
5363 (prescan_insns_for_dce): Walk insns backwards in bb rather than
5364 forwards. Allocate and free arg_stores bitmap if needed, pass it
5365 down to deletable_insn_p, don't mark stores set in arg_stores
5366 bitmap, clear the bitmap at the beginning of each bb.
5367 * Makefile.in (dce.o): Depend on $(TM_P_H).
5369 2009-01-14 Michael Meissner <gnu@the-meissners.org>
5372 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
5373 to make sure the insn is a conditional test (bug 22599). Reformat a
5376 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
5379 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
5380 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
5381 (gloog): Do not call cleanup_tree_cfg.
5382 (graphite_transform_loops): Call cleanup_tree_cfg after all
5383 scops have been code generated.
5385 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
5386 * doc/gty.texi (Invoking the garbage collector): Added new node
5387 and section documenting ggc_collect.
5389 2009-01-14 Richard Guenther <rguenther@suse.de>
5391 PR tree-optimization/38826
5393 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
5394 initialization notes only if we actually emitted a warning.
5395 (intra_create_variable_infos): Add constraints for a result decl
5396 that is passed by hidden reference.
5397 (build_pred_graph): Mark all related variables non-direct on
5400 2009-01-14 Nick Clifton <nickc@redhat.com>
5402 * ira-conflicts.c: Include addresses.h for the definition of
5404 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
5405 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
5407 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
5410 * Makefile.in (ira-lives.o): Add except.h.
5412 * ira-lives.c: Include except.h.
5413 (process_bb_node_lives): Process can_throw_internal.
5415 2009-01-13 Jakub Jelinek <jakub@redhat.com>
5417 PR rtl-optimization/38774
5418 * combine.c (simplify_set): When undoing cc_use change, don't do
5419 PUT_CODE on the newly created comparison, but instead put back the
5422 2009-01-13 Joseph Myers <joseph@codesourcery.com>
5424 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
5425 values. Remove duplicate arm8 entry.
5427 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
5429 PR tree-optimization/38786
5430 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
5431 the SSA_NAME case of expand_scalar_variables_expr.
5432 Set the type of an expression to the type of its assign statement.
5433 (expand_scalar_variables_expr): Also gather the scalar computation
5434 used to index the memory access. Do not pass loop_p.
5435 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
5436 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
5437 the gimple_stmt_iterator where it inserts new code.
5439 (copy_bb_and_scalar_dependences): Do not pass loop_p.
5440 (translate_clast): Update call to copy_bb_and_scalar_dependences.
5442 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
5444 * graphite.h (debug_value): Removed.
5445 * graphite.c (debug_value): Removed.
5447 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
5449 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
5450 ldrd/strd with two 32-bit instructions.
5452 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
5454 * config/arm/arm.c (struct processors): Pass for speed down into
5455 cost helper functions.
5456 (const_ok_for_op): Handle COMPARE and inequality nodes.
5457 (arm_rtx_costs_1): Rewrite.
5458 (arm_size_rtx_costs): Update prototype.
5459 (arm_rtx_costs): Pass speed down to helper functions.
5460 (arm_slowmul_rtx_costs): Rework cost calculations.
5461 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
5462 (arm_9e_rtx_costs): Likewise.
5464 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
5466 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
5467 relocations of local symbols wider than UNITS_PER_WORD are not valid.
5468 (alpha_legitimize_address): Do not split local symbols wider than
5469 UNITS_PER_WORD into HIGH/LO_SUM parts.
5471 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
5474 * gcc.c (process_command): Replace call to execvp with calls
5475 to pex_one and exit.
5477 2009-01-03 Anatoly Sokolov <aesok@post.ru>
5480 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
5481 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
5482 variant for devices with 3-byte PC.
5483 (__tablejump_elpm__): New.
5485 2009-01-12 Jakub Jelinek <jakub@redhat.com>
5488 * c-parser.c (c_parser_postfix_expression): Allow `->' in
5489 offsetof member-designator, handle it as `[0].'.
5491 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5493 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
5494 function when not using named sections on targets with named sections
5495 if branch distance is less than 262132.
5497 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
5499 * combine.c (combine_instructions): Recompute
5500 optimize_this_for_speed_p for each BB in the main combine loop.
5502 2009-01-12 Tomas Bily <tbily@suse.cz>
5505 * tree-loop-distribution.c (prop_phis): New function.
5506 (generate_builtin): Call prop_phis.
5507 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
5509 2009-01-12 Jakub Jelinek <jakub@redhat.com>
5511 PR tree-optimization/38807
5512 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
5513 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
5515 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
5517 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
5518 subreg of op0 to the original op0.
5520 2009-01-11 Laurent GUERBY <laurent@guerby.net>
5522 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
5524 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
5527 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
5528 starting with digits.
5530 2009-01-10 Jakub Jelinek <jakub@redhat.com>
5533 * config/arm/arm.c (arm_is_long_call_p): Don't call
5534 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
5536 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
5538 * regrename.c (regrename_optimize): Fix dumping.
5539 (find_oldest_value_reg): Preserve REG_POINTER.
5540 (copy_hardreg_forward_1): Likewise.
5542 2009-01-09 Diego Novillo <dnovillo@google.com>
5544 * gimple.h (struct gimple_statement_base) <uid>: Document
5545 the restrictions on its use.
5547 (gimple_set_uid): Tidy.
5549 2009-01-09 Jakub Jelinek <jakub@redhat.com>
5551 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
5552 zero guard even if align_bytes != 0 and count is smaller than
5555 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
5557 PR rtl-optimization/38495
5558 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
5559 (add_range_and_copies_from_move_list): Print all added ranges.
5560 Add ranges to memory optimized destination.
5562 2009-01-09 Jakub Jelinek <jakub@redhat.com>
5566 * config/i386/i386.c (override_options): Reject
5567 -mstringop-strategy=rep_8byte with -m32.
5568 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
5569 to 1. Do count comparison against epilogue_size_needed at compile
5570 time even when count_exp was constant forced into register. For
5571 size_needed don't jump to epilogue, instead just avoid aligning
5572 and invoke the body algorithm. If need_zero_guard, add zero guard
5573 even if count is non-zero, but smaller than size_needed + number of
5574 bytes that could be stored for alignment.
5575 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
5576 to 1. If need_zero_guard, add zero guard even if count is non-zero,
5577 but smaller than size_needed + number of bytes that could be stored
5578 for alignment. Compare size_needed with epilogue_size_needed instead
5579 of desired_align - align, don't adjust size_needed, pass
5580 epilogue_size_needed to the epilogue expanders.
5583 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
5585 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5587 * pa.c (last_address): Change to unsigned.
5588 (update_total_code_bytes): Change argument to unsigned. Don't
5589 check if insn addresses are set.
5590 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
5591 addresses are not set.
5592 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
5594 2009-01-09 Nick Clifton <nickc@redhat.com>
5596 * config/sh/symbian.c: Replace uses of DECL_INLINE with
5597 DECL_DECLARED_INLINE_P.
5599 2009-01-09 Jakub Jelinek <jakub@redhat.com>
5602 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
5603 GET_MODE (op0) in operand_subword_force calls.
5606 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
5607 fold_convert arg0 operands to TREE_TYPE (op0) first.
5609 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
5611 * params.def (ira-max-conflict-table-size): Decrease default value
5614 2009-01-08 Jakub Jelinek <jakub@redhat.com>
5616 PR tree-optimization/37031
5617 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
5619 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
5620 allocate it using gc instead of heap, use VEC_quick_push instead of
5622 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
5623 instead of heap, use VEC_quick_push instead of VEC_safe_push.
5624 * tree-data-ref.h (struct access_matrix): Change matrix to gc
5625 allocated vector from heap allocated.
5626 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
5627 * tree-loop-linear.c (linear_transform_loops): Allocate nest
5628 vector only after perfect_loop_nest_depth call.
5630 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
5631 Jan Sjodin <jan.sjodin@amd.com>
5633 PR tree-optimization/38559
5634 * graphite.c (debug_value, copy_constraint,
5635 swap_constraint_variables, scale_constraint_variable, ): New.
5636 (get_lower_bound, get_upper_bound): Removed.
5637 (graphite_trans_bb_strip_mine): Clean up this code that works
5638 only for constant number of iterations. Fully copy upper and
5639 lower bound constraints, not only the constant part of them.
5640 * graphite.h (debug_value): Declared.
5642 2009-01-08 Ira Rosen <irar@il.ibm.com>
5644 PR tree-optimization/37194
5645 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
5646 Don't add the cost of cost model guard in prologue to scalar
5647 outside cost in case of known number of iterations.
5649 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
5650 Alan Modra <amodra@bigpond.net.au>
5652 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
5653 non-word-aligned REG+CONST addressing.
5655 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
5658 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
5659 free_after_compilation when outputting a thunk.
5660 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
5661 Do not call free_after_compilation here.
5663 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
5665 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
5666 (ix86_valid_target_attribute_inner_p): Ditto.
5668 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
5670 PR tree-optimization/38492
5671 PR tree-optimization/38498
5672 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
5673 * tree-chrec.h (scev_is_linear_expression): Declared.
5674 * graphite.c (graphite_cannot_represent_loop_niter): New.
5675 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
5676 (graphite_loop_normal_form): Use gcc_assert.
5677 (scan_tree_for_params): Use CASE_CONVERT.
5678 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
5679 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
5680 Use gcc_assert. Discard scops that contain unhandled cases.
5681 (build_scop_conditions): Return a boolean status for unhandled cases.
5682 (strip_mine_profitable_p): Print the loop number, not its depth.
5683 (is_interchange_valid): Pass the depth of the loop nest, don't
5684 recompute it wrongly.
5685 (graphite_trans_bb_block): Same.
5686 (graphite_trans_bb_block): Print tentative of loop blocking.
5687 (graphite_trans_scop_block): Do not print that the loop has been
5689 (graphite_transform_loops): Do not handle scops that contain condition
5692 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
5694 AVX Programming Reference (December, 2008)
5695 * config/i386/avxintrin.h (_mm256_stream_si256): New.
5696 (_mm256_stream_pd): Likewise.
5697 (_mm256_stream_ps): Likewise.
5699 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
5700 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
5701 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
5702 (bdesc_special_args): Add __builtin_ia32_movntdq256,
5703 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
5704 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
5705 (ix86_expand_special_args_builtin): Likewise.
5707 * config/i386/sse.md (AVXMODEDI): New.
5708 (avx_movnt<mode>): Likewise.
5709 (avx_movnt<mode>): Likewise.
5710 (<sse>_movnt<mode>): Remove AVX support.
5711 (sse2_movntv2di): Likewise.
5713 2009-01-07 Richard Guenther <rguenther@suse.de>
5716 * fold-const.c (extract_muldiv): Remove obsolete comment.
5717 (fold_plusminus_mult_expr): Undo MINUS_EXPR
5718 to PLUS_EXPR canonicalization for the canonicalization.
5720 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
5722 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
5723 hosted cross-compilers generating less efficient code.
5725 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
5727 * function.h (rtl_data): Add a dbr_scheduled_p field.
5728 * reorg.c (dbr_schedule): Set it.
5729 (gate_handle_delay_slots): Check it.
5730 * config/mips/mips.c (mips_base_delayed_branch): Delete.
5731 (mips_reorg): Check flag_delayed_branch instead of
5732 mips_base_delayed_branch.
5733 (mips_override_options): Don't set mips_base_delayed_branch
5734 or flag_delayed_branch.
5736 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
5738 PR rtl-optimization/38426.
5739 * ira.c (ira): Set current_function_is_leaf earlier.
5741 2009-01-06 Jakub Jelinek <jakub@redhat.com>
5743 PR rtl-optimization/38722
5744 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
5745 too early, only set a flag and modify after last possible
5748 2009-01-06 Janis Johnson <janis187@us.ibm.com>
5751 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
5752 * real.c (decimal_single_format): Correct values of emin and emax.
5753 (decimal_double_format): Ditto.
5754 (decimal_quad_format): Ditto.
5755 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
5756 computation of DECnn_MIN and DECnn_MAX for corrected values of
5757 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
5758 __DECnn_MIN__, and adjust its computation for the corrected value
5761 2009-01-06 Jan Hubicka <jh@suse.cz>
5764 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
5766 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
5768 * doc/contrib.texi (Contributors): Slightly adjust the end note.
5769 Add Robert Clark to the list of testers.
5771 2009-01-06 Jan Hubicka <jh@suse.cz>
5772 Kai Tietz <kai.tietz@onevision.com>
5774 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
5775 * config/i386/i386.c (ix86_expand_call): Add clobbers.
5777 2009-01-06 Jan Hubicka <jh@suse.cz>
5778 Kai Tietz <kai.tietz@onevision.com>
5780 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
5782 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
5783 (ix86_nsaved_regs): Count only general purpose regs.
5784 (ix86_nsaved_sseregs): New.
5785 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
5786 to 16 for w64; compute padding and size of sse reg save area.
5787 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
5788 general purpose regs.
5789 (ix86_emit_save_sse_regs_using_mov): New.
5790 (ix86_expand_prologue): Save SSE regs if needed.
5791 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
5792 (ix86_emit_restore_sse_regs_using_mov): New.
5793 (ix86_expand_epilogue): Save SSE regs if needed.
5795 2009-01-06 Jan Hubicka <jh@suse.cz>
5796 Kai Tietz <kai.tietz@onevision.com>
5798 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
5799 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
5800 functions when accumulate outgoing args is off.
5802 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
5805 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
5806 before using pseudos_have_intersected_live_ranges_p.
5808 * ira-int.h (ira_assert): Always define.
5810 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
5812 AVX Programming Reference (December, 2008)
5813 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
5814 (_mm256_permute2_pd): Likewise.
5815 (_mm_permute2_ps): Likewise.
5816 (_mm256_permute2_ps): Likewise.
5817 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
5818 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
5820 * config/i386/i386.c (ix86_builtins): Remove
5821 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
5822 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
5823 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
5824 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
5825 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
5826 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
5827 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
5828 __builtin_ia32_vpermil2ps256.
5829 (ix86_init_mmx_sse_builtins): Updated.
5830 (ix86_expand_args_builtin): Likewise.
5832 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5834 * pa.c (output_call): Relocate non-jump insns in the delay slot of
5835 long absolute calls when generating PA 2.0 code.
5837 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
5839 PR rtl-optimization/38583
5840 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
5842 * params.def (ira-max-conflict-table-size): New.
5844 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
5846 * ira.h (ira_conflicts_p): New external definition.
5848 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
5849 table. Report this. Return result of building.
5850 (ira_build_conflicts): Use ira_conflicts_p. Check result of
5851 building conflict table.
5853 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
5854 (ira_color): Use ira_conflicts_p.
5856 * global.c: Include ira.h.
5857 (pseudo_for_reload_consideration_p, build_insn_chain): Use
5860 * Makefile.in (global.o): Add ira.h.
5862 * ira-build.c (mark_all_loops_for_removal,
5863 propagate_some_info_from_allocno): New.
5864 (remove_unnecessary_allocnos): Call
5865 propagate_some_info_from_allocno.
5866 (remove_low_level_allocnos): New.
5867 (remove_unnecessary_regions): Add parameter. Call
5868 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
5869 parameter to remove_unnecessary_regions.
5870 (ira_build): Remove all regions but root if the conflict table was
5871 not built. Update conflict hard regs for allocnos crossing calls.
5873 * ira.c (ira_conflicts_p): New global.
5874 (ira): Define and use ira_conflicts_p.
5876 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
5877 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
5878 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
5880 2009-01-06 Ben Elliston <bje@au.ibm.com>
5882 * gengtype-lex.l (YY_NO_INPUT): Define.
5884 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5887 * c-common.c (handle_vector_size_attribute): Also reject
5890 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
5892 PR tree-optimization/38492
5893 * graphite.c (rename_map_elt, debug_rename_elt,
5894 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
5895 rename_map_elt_info, eq_rename_map_elts,
5896 get_new_name_from_old_name, bb_in_sese_p): Moved around.
5897 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
5898 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
5899 (sese_build_livein_liveouts): New.
5900 (new_sese, free_sese): New.
5901 (new_scop): Call new_sese.
5902 (free_scop): Call free_sese.
5903 (rename_variables_from_edge, rename_phis_end_scop): Removed.
5904 (register_old_new_names): Renamed register_old_and_new_names.
5905 (register_scop_liveout_renames, add_loop_exit_phis,
5906 insert_loop_close_phis, struct igp,
5907 default_liveout_before_guard, add_guard_exit_phis,
5908 insert_guard_phis, copy_renames): New.
5909 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
5910 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
5911 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
5912 (scop_adjust_phis_for_liveouts): New.
5913 (gloog): Call scop_adjust_phis_for_liveouts.
5915 * graphite.h (struct sese): Documented. Added fields liveout,
5917 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
5918 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
5919 (struct scop): Added field liveout_renames.
5920 (SCOP_LIVEOUT_RENAMES): New.
5922 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
5924 PR tree-optimization/38510
5925 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
5926 (translate_clast): Call recompute_all_dominators before
5928 (gloog): Call recompute_all_dominators before graphite_verify.
5930 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
5931 Jan Sjodin <jan.sjodin@amd.com>
5933 PR tree-optimization/38500
5934 * graphite.c (create_sese_edges): Call fix_loop_structure after
5937 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
5939 * config.gcc: Add m32r*-*-rtems*.
5940 * config/m32r/rtems.h: New file.
5942 2009-01-05 Ben Elliston <bje@au.ibm.com>
5944 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
5945 (.po.pox): Likewise.
5946 (po/gcc.pot): Likewise.
5948 2009-01-04 David S. Miller <davem@davemloft.net>
5950 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
5951 (STARTING_FRAME_OFFSET): Always set to zero.
5953 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
5955 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
5956 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
5957 fixed-point types, and vectors of the same.
5959 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
5961 * config/mips/sync.md (*mb_barrier): Rename to...
5962 (*memory_barrier): ...this.
5964 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
5966 * doc/extend.texi (Function Attributes): Move @cindex after @item
5967 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
5968 and put in alphabetical order. Fix 'target' name and put in order.
5969 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
5972 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
5974 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
5975 (memory_barrier): Expand as unspec instead of unspec_volatile.
5976 Remove mem:BLK from insn operands. Use Pmode scratch register.
5977 (*memory_barrier): Define as unspec instead of unspec_volatile.
5978 Use (match_dup 0) as input operand.
5980 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
5981 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
5982 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
5983 scratch register. Remove operand 1.
5984 (*stbar): Define as unspec instead of unspec_volatile.
5985 Use (match_dup 0) as input operand, remove (const_int 8).
5986 (*membar): Define as unspec instead of unspec_volatile.
5987 Use (match_dup 0) as input operand, remove input operand 2.
5989 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
5990 (memory_barrier): Expand as unspec instead of unspec_volatile.
5991 Remove mem:BLK from insn operands. Use Pmode scratch register.
5992 (*memory_barrier): Define as unspec instead of unspec_volatile.
5993 Use (match_dup 0) as input operand.
5995 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
5996 Remove mem:BLK from insn operands. Use Pmode scratch register.
5997 Set volatile flag on operand 0.
5998 (*memory_barrier): New insn pattern.
6000 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
6002 (*memory_barrier): Use (match_dup 0) as input operand.
6004 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
6005 Remove mem:BLK from insn operands. Use Pmode scratch register.
6006 Set volatile flag on operand 0.
6007 (*mb_internal): New insn pattern.
6009 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
6011 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
6014 * function.c (struct temp_slot): Move to the section of the file
6015 that deals with temp slots. Remove field 'address'.
6016 (temp_slot_address_table): New hash table of address -> temp slot.
6017 (struct temp_slot_address_entry): New struct, items for the table.
6018 (temp_slot_address_compute_hash, temp_slot_address_hash,
6019 temp_slot_address_eq, insert_temp_slot_address): Support functions
6021 (find_temp_slot_from_address): Rewrite to use the new hash table.
6022 (remove_unused_temp_slot_addresses): Remove addresses of temp
6023 slots that have been made available.
6024 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
6025 worker function for remove_unused_temp_slot_addresses.
6026 (assign_stack_temp_for_type): Don't clear the temp slot address list.
6027 Add the temp slot address to the address -> temp slot map.
6028 (update_temp_slot_address): Update via insert_temp_slot_address.
6029 (free_temp_slots): Call remove_unused_temp_slot_addresses.
6030 (pop_temp_slots): Likewise.
6031 (init_temp_slots): Allocate the address -> temp slot map, or empty
6032 the map if it is already allocated.
6033 (prepare_function_start): Initialize temp slot processing.
6035 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
6038 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
6039 Calculate the size of all stack vars assuming no packing of stack
6040 vars will happen, replacing a quadratic algorithm with a linear one.
6042 2009-01-03 Jakub Jelinek <jakub@redhat.com>
6045 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
6048 2009-01-03 Diego Novillo <dnovillo@google.com>
6050 * doc/contrib.texi: Update contributions.
6052 2009-01-03 Jakub Jelinek <jakub@redhat.com>
6055 * builtins.c (fold_builtin_memory_op): Give up if either operand
6056 is volatile. Set srctype or desttype to non-qualified version
6060 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
6063 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
6065 PR rtl-optimization/35805
6066 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
6067 problem if fast dce is able to remove any instructions.
6068 * dce.c (dce_process_block): Fix dump message.
6070 2009-01-02 Mark Mitchell <mark@codesourcery.com>
6073 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
6075 2009-01-02 Jakub Jelinek <jakub@redhat.com>
6078 * tree-flow.h (op_code_prio, op_prio): New prototypes.
6079 * tree-pretty-print.c (op_code_prio): New function.
6080 (op_prio): No longer static. Use op_code_prio.
6081 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
6082 Use op_prio and op_code_prio to determine if () should be
6083 printed around operand(s) or not.
6085 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
6086 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
6087 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
6088 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
6089 pp_character instead of pp_string for single letter printing.
6091 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
6093 * doc/extend.texi: Fix '#pragma GCC option' typo.
6095 2009-01-02 Richard Guenther <rguenther@suse.de>
6097 * doc/install.texi (--enable-checking): Mention different
6099 (--enable-stage1-checking): Document.
6101 2009-01-01 Andrew Pinski <pinskia@gmail.com>
6104 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
6105 case to be an error.
6107 2009-01-02 Ben Elliston <bje@au.ibm.com>
6109 * config/fp-bit.h (pack_d): Constify argument.
6110 * config/fp-bit.c (makenan): Constify return type. Remove casts.
6111 (isnan): Constify argument.
6115 (_fpadd_parts): Constify return type.
6116 (_fpmul_parts): Likewise.
6117 (_fpdiv_parts): Likewise.
6119 2009-01-01 Jakub Jelinek <jakub@redhat.com>
6122 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
6123 warn about overwriting initializer with side-effects or
6124 -Woverride-init if !IMPLICIT.
6125 (output_init_element): Likewise. Pass IMPLICIT down to
6127 (process_init_element): Add IMPLICIT argument. Pass it down
6128 to output_init_element.
6129 (push_init_element, pop_init_level, set_designator): Adjust
6130 process_init_element callers.
6131 (set_nonincremental_init, set_nonincremental_init_from_string):
6132 Adjust add_pending_init callers.
6133 (output_pending_init_elements): Adjust output_init_element callers.
6134 * c-tree.h (process_init_element): Adjust prototype.
6135 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
6136 process_init_element callers.