| blob | b0ab9cd9132dddd146f1f4a9aaabda91425360c0 |
1 2010-02-22 Richard Guenther <rguenther@suse.de>
3 PR lto/43045
4 * tree-inline.c (declare_return_variable): Use the type of
5 the call stmt lhs if available.
7 2010-02-22 Duncan Sands <baldrick@free.fr>
9 * passes.c (register_pass): Always consider all pass lists when
10 ref_pass_instance_number is zero.
12 2010-02-22 Richard Guenther <rguenther@suse.de>
14 PR tree-optimization/42749
15 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
16 parameter. Do arithmetic in the original type.
17 (update_accumulator_with_ops): Likewise.
18 (adjust_accumulator_values): Adjust.
20 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
22 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
23 (QI to BLKmode splitter): New splitter.
25 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
27 * config/i386/i386.c (initial_ix86_tune_features): Turn on
28 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
30 2010-02-22 Richard Guenther <rguenther@suse.de>
32 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
34 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
36 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
37 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
38 ($(T)crti.o, $(T)crtn.o): Remove rules.
40 2010-02-21 Tobias Burnus <burnus@net-b.de>
42 PR fortran/35259
43 * doc/invoke.texi (-fassociative-math): Document that this
44 option is automatically enabled for Fortran.
46 2010-02-20 David S. Miller <davem@davemloft.net>
48 * configure.ac: Test if linker and assembler properly support
49 GOTDATA_OP relocations.
50 * configure: Rebuild.
51 * config.in: Likewise.
52 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
53 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
54 (movsi_high_pic): Likewise.
55 (movdi_lo_sum_pic): Likewise.
56 (movdi_high_pic): Likewise.
57 (movsi_pic_gotdata_op): New pattern.
58 (movdi_pic_gotdata_op): Likewise.
59 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
60 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
62 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
64 PR target/43067
65 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
66 attribute to ssemul.
67 (xop_mulv2div2di3_high): Ditto.
69 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
71 PR c++/35669
72 * c.opt (Wconversion-null): New option.
73 * doc/invoke.texi (Wconversion-null): Document.
75 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
77 * common.opt (Wlarger-than-): Add Undocumented.
79 2010-02-19 Mike Stump <mikestump@comcast.net>
81 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
83 2010-02-19 Jason Merrill <jason@redhat.com>
85 PR target/40332
86 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
87 * configure: Likewise.
89 2010-02-20 Alan Modra <amodra@gmail.com>
91 PR middle-end/42344
92 * cgraph.h (cgraph_make_decl_local): Declare.
93 * cgraph.c (cgraph_make_decl_local): New function.
94 (cgraph_make_node_local): Use it.
95 * cgraphunit.c (cgraph_function_versioning): Likewise.
96 * ipa.c (function_and_variable_visibility): Likewise.
98 2010-02-19 Jakub Jelinek <jakub@redhat.com>
100 PR bootstrap/43121
101 * except.c (sjlj_emit_function_enter): Don't call
102 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
103 directly.
104 * rtl.h (add_reg_br_prob_note): Remove prototype.
106 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
108 PR 41779
109 * c-common.c (conversion_warning): Remove widening conversions
110 before checking the conversion of integers to reals.
112 2010-02-19 Mike Stump <mikestump@comcast.net>
114 PR middle-end/43125
115 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
117 PR objc/43061
118 * cgraphunit.c (process_function_and_variable_attributes): Check
119 DECL_PRESERVE_P instead of looking up attribute "used".
120 * ipa-pure-const.c (check_decl): Likewise.
121 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
122 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
123 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
124 instead of attribute "used".
125 * config/sol2-c.c (solaris_pragma_init): Likewise.
126 (solaris_pragma_fini): Likewise.
128 2010-02-19 Jakub Jelinek <jakub@redhat.com>
130 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
131 Use XCNEW instead of xcalloc.
132 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
133 XNEW instead of xmalloc.
134 (get_fields): Use XNEWVEC instead of xmalloc.
136 PR debug/43084
137 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
138 populate vars array.
139 (create_new_general_access): For debug stmts just reset value.
140 (get_stmt_accesses): For accesses within debug stmts just record them
141 using add_access_to_acc_sites instead of preventing the peeling or
142 counting them as accesses.
144 PR middle-end/42233
145 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
147 2010-02-19 Richard Guenther <rguenther@suse.de>
149 PR tree-optimization/42916
150 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
151 instructions.
153 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
155 * configure.ac: Replace all uses of changequote in macro arguments
156 with proper quoting.
158 2010-02-19 Jakub Jelinek <jakub@redhat.com>
160 PR middle-end/42233
161 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
163 2010-02-19 Richard Guenther <rguenther@suse.de>
165 PR tree-optimization/42944
166 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
167 test for aliasing with errno.
169 2010-02-19 Jakub Jelinek <jakub@redhat.com>
171 PR middle-end/42233
172 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
173 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
174 * dojump.c: Include output.h.
175 (inv): New inline function.
176 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
177 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
178 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
179 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
180 argument, pass it down to other calls.
181 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
182 add REG_BR_PROB note to the conditional jump.
183 * cfgexpand.c (add_reg_br_prob_note): Removed.
184 (expand_gimple_cond): Don't call it, add the probability
185 as last argument to jumpif_1/jumpifnot_1.
186 * Makefile.in (dojump.o): Depend on output.h.
187 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
188 callers.
189 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
190 * stmt.c (do_jump_if_equal): Likewise.
191 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
192 * loop-unswitch.c (compare_and_jump_seq): Likewise.
193 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
194 Likewise.
195 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
196 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
197 jumpifnot_1 callers.
198 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
199 callers.
200 (store_expr): Adjust jumpifnot caller.
201 (store_constructor): Adjust jumpif caller.
203 PR middle-end/42233
204 * gimplify.c (gimple_boolify): For __builtin_expect call
205 gimple_boolify also on its first argument.
207 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
209 * configure.ac (gnu-unique-object): Wrap regexps using [] in
210 changequote block.
211 (__stack_chk_fail): Ditto. Remove quadrigraphs.
212 * configure: Regenerated.
214 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
216 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
217 lang_hooks.types_compatible_p instead of comptypes.
219 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
221 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
222 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
223 if __prefer_thumb__ is defined.
225 2010-02-18 Martin Jambor <mjambor@suse.cz>
227 PR tree-optimization/43066
228 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
229 array with zero-sized element type.
231 2010-02-18 Jakub Jelinek <jakub@redhat.com>
233 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
234 rtx, allocate struct var_loc_node here and return it to the
235 caller, and only if it is actually needed.
236 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
237 move it earlier and return immediately if it returns NULL.
239 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
241 * config/sparc/gas.h: New file. Restore
242 TARGET_ASM_NAMED_SECTION to its ELF default.
243 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
244 check !HAVE_GNU_AS.
245 * config/sparc/sparc.c (sparc_elf_asm_named_section):
246 Likewise. Add ATTRIBUTE_UNUSED to prototype.
247 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
248 after sparc/sysv4.h.
250 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
252 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
254 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
256 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
257 patterns from predicated pattern.
259 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
261 PR target/43103
262 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
263 for insn mnemonic suffix.
265 2010-02-17 Richard Guenther <rguenther@suse.de>
267 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
268 to loop PHI nodes.
270 2010-02-17 Jakub Jelinek <jakub@redhat.com>
272 PR debug/42918
273 * caller-save.c (save_call_clobbered_regs): If BB ends with
274 a DEBUG_INSN, move any notes in between last real insn and the last
275 DEBUG_INSN after the last DEBUG_INSN.
277 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
279 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
280 Fix return type. Fix argument type. Explain meaning of return value.
282 2010-02-16 Richard Guenther <rguenther@suse.de>
284 PR tree-optimization/41043
285 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
286 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
287 statements ...
288 (vrp_visit_phi_node): ... but only for loop PHI nodes.
290 2010-02-16 Ira Rosen <irar@il.ibm.com>
292 PR tree-optimization/43074
293 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
294 * tree-vect-loop.c (vect_analyze_loop_operations): Add
295 vectorizable cycles in hybrid SLP check.
296 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
298 2010-02-16 Richard Guenther <rguenther@suse.de>
300 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
301 (true_dependence): If memrefs_conflict_p computes must-alias
302 trust it. Move TBAA check after offset-based disambiguation.
303 (canon_true_dependence): Likewise.
305 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
307 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
308 * doc/invoke.texi: Document it.
309 * var-tracking.c: Include toplev.h and params.h.
310 (vt_find_locations): Return bool indicating success. Compute
311 hash sizes unconditionally. Check new parameter, report.
312 (variable_tracking_main_1): Check vt_find_locations results and
313 retry. Renamed from...
314 (variable_tracking_main): ... this. New wrapper to preserve
315 flag_var_tracking_assignments.
316 * Makefile.in (var-tracking.o): Adjust dependencies.
318 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
319 Jakub Jelinek <jakub@redhat.com>
321 PR target/42854
322 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
323 if weak_import attribute is present.
324 * config/darwin.c (machopic_select_section): Likewise.
326 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
328 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
329 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
330 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
331 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
333 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
335 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
336 Fix argument types.
338 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
339 Rewrite text to refer to the names.
341 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
343 * config/i386/i386-builtin-types.def
344 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
345 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
346 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
347 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
348 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
349 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
350 IX86_BUILTIN_VPERMIL2PS256.
351 (MULTI_ARG_4_DF2_DI_I): Defined.
352 (MULTI_ARG_4_DF2_DI_I1): Defined.
353 (MULTI_ARG_4_SF2_SI_I): Defined.
354 (MULTI_ARG_4_SF2_SI_I1): Defined.
355 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
356 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
357 __builtin_ia32_vpermil2ps256.
358 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
359 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
360 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
361 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
362 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
363 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
364 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
365 CODE_FOR_xop_vpermil2v8sf3.
366 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
367 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
368 * config/i386/xopintrin.h (_mm_permute2_pd): New.
369 (_mm256_permute2_pd): New.
370 (_mm_permute2_ps): New.
371 (_mm256_permute2_ps): New.
373 2010-02-15 Nick Clifton <nickc@redhat.com>
375 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
376 boolean parameters. Use emit_jump_insn when emitting a pop
377 instruction containing a return insn.
378 (push): Use 'true' rather than '1' as second parameter to F.
379 (h8300_expand_prologue): Likewise.
380 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
381 (h8300_expand_epilogue): Likewise.
383 2010-02-15 Richard Guenther <rguenther@suse.de>
385 PR middle-end/43068
386 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
387 if that is zero.
389 2010-02-15 Nick Clifton <nickc@redhat.com>
391 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
392 delta.
394 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
396 * intl.c (fake_ngettext): New function.
397 * intl.h (fake_ngettext): Declare.
398 (ngettext): Define macro.
399 * collect2.c (notice_translated): New function.
400 (main): Use notice_translated and ngettext.
401 * collect2.h (notice_translated): Declare.
403 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
405 * reorg.c (delete_computation): Comment fixes.
406 * caller-save.c (setup_save_areas): Idem.
407 * sel-sched-dump.c (dump_lv_set): Idem.
408 * rtl.def: Idem.
410 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
412 * config/s390/s390.c (s390_sched_init): New function.
413 (TARGET_SCHED_INIT): Target hook defined.
415 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
416 Jack Howarth <howarth@bromo.med.uc.edu>
417 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
419 PR target/42982
420 Partial revert of unintended change in fix for PR41605.
421 * config/darwin.h: Fix typo.
422 * config/darwin9.h: Same.
424 2010-02-11 Jakub Jelinek <jakub@redhat.com>
426 * c-pch.c (pch_init): Clear v.
428 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
430 PR middle-end/42930
431 * graphite-scop-detection.c (graphite_can_represent_scev): Call
432 graphite_can_represent_init for MULT_EXPR.
434 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
436 PR middle-end/42914
437 PR middle-end/42530
438 * graphite-sese-to-poly.c (remove_phi): New.
439 (translate_scalar_reduction_to_array): Call remove_phi.
441 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
443 PR middle-end/42771
444 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
445 * graphite-clast-to-gimple.h (gloog): Update declaration.
446 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
447 * graphite-poly.h (struct poly_bb): Add missing comments.
448 (struct scop): Add poly_scop_p field.
449 (POLY_SCOP_P): New.
450 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
451 * graphite.c (graphite_transform_loops): Build the polyhedral
452 representation for each scop before code generation.
453 * sese.c (rename_variables_in_operand): Removed.
454 (rename_variables_in_expr): Return the renamed expression.
455 (rename_sese_parameters): New.
456 * sese.h (rename_sese_parameters): Declared.
458 2010-02-11 Richard Guenther <rguenther@suse.de>
460 PR tree-optimization/42998
461 * tree-ssa-pre.c (create_expression_by_pieces): Treat
462 POINTER_PLUS_EXPR properly.
464 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
465 Changpeng Fang <changpeng.fang@amd.com>
467 PR middle-end/40886
468 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
469 the cost of an IV candidate when the IV is used in a test against zero.
471 * gcc.dg/tree-ssa/ivopts-3.c: New.
473 2010-02-11 Richard Guenther <rguenther@suse.de>
475 PR lto/41664
476 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
477 pointer-vs-decl case by swapping refs. Handle some cases
478 of pointer-vs-decl disambiguations more conservatively.
479 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
480 to false after expanding.
482 2010-02-11 Richard Guenther <rguenther@suse.de>
484 PR driver/43021
485 * gcc.c (process_command): Handle LTO file@offset case more
486 appropriately.
488 2010-02-11 Jakub Jelinek <jakub@redhat.com>
490 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
491 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
492 of DEBUG_INSNs.
493 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
495 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
496 if MEM's mode size isn't DWARF2_ADDR_SIZE.
497 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
498 Optimize eq/ne comparisons when both arguments are known to be
499 zero-extended.
500 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
501 Don't mask operands unnecessarily if they are known to be already
502 zero-extended.
504 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
506 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
507 instead of loop.
509 2010-02-10 Richard Guenther <rguenther@suse.de>
511 PR tree-optimization/43017
512 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
513 for wrapping signed arithmetic.
515 2010-02-10 Jakub Jelinek <jakub@redhat.com>
517 PR debug/43010
518 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
519 if no debug info should be emitted for it.
521 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
523 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
524 note when flag_exceptions is set.
526 2010-02-10 Duncan Sands <baldrick@free.fr>
528 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
530 2010-02-10 Richard Guenther <rguenther@suse.de>
532 PR c/43007
533 * tree.c (get_unwidened): Handle constants.
534 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
536 2010-02-10 Martin Jambor <mjambor@suse.cz>
538 PR lto/42985
539 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
540 check for variable argument counts independently.
542 2010-02-10 Christian Bruel <christian.bruel@st.com>
544 PR target/42841
545 * config/sh/sh.c (find_barrier): Increase length for non delayed
546 conditional branches.
548 2010-02-10 Christian Bruel <christian.bruel@st.com>
550 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
552 2010-02-10 Jakub Jelinek <jakub@redhat.com>
554 * builtins.c (set_builtin_user_assembler_name): Also handle
555 ffs if int is smaller than word.
557 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
559 PR middle-end/42973
560 * ira-conflicts.c (get_dup): Remove.
561 (process_reg_shuffles): Add new parameter. Use it as an
562 additional guard for copy generation.
563 (add_insn_allocno_copies): Rewrite.
565 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
567 * common.opt (fsched2-use-traces): Preserved for backward
568 compatibility.
569 * doc/invoke.texi: Remove the documentation about option
570 -fsched2-use-traces.
571 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
572 flag_sched2_use_traces.
573 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
574 the backward compatibility flag section.
576 2010-02-09 Richard Guenther <rguenther@suse.de>
578 PR tree-optimization/43008
579 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
580 make HEAP variables initialized from global memory if they
581 are not known builtin functions.
582 (find_func_aliases): Adjust.
584 2010-02-09 Richard Guenther <rguenther@suse.de>
586 PR tree-optimization/43000
587 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
588 arithmetic manually.
590 2010-02-08 Jakub Jelinek <jakub@redhat.com>
592 PR tree-optimization/42931
593 * tree-loop-linear.c (try_interchange_loops): Don't call
594 double_int_mul if estimated_loop_iterations failed.
596 2010-02-08 Martin Jambor <mjambor@suse.cz>
598 PR middle-end/42898
599 * tree-sra.c (build_accesses_from_assign): Do not mark in
600 should_scalarize_away_bitmap if stmt has volatile ops.
601 (sra_modify_assign): Do not process assigns piecemeal if if stmt
602 has volatile ops.
604 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
606 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
608 2010-02-07 Adam Nemet <adambnmet@gmail.com>
610 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
611 before the pattern.
613 2010-02-07 Andrew Pinski <pinskia@gmail.com>
615 PR middle-end/42946
616 * df-core.c (df_finish_pass): Change type of saved_flags to int.
618 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
620 PR middle-end/42988
621 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
622 to unknown_dependence.
623 (graphite_legal_transform_dr): Handle the unknown_dependence.
624 (graphite_carried_dependence_level_k): Same.
626 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
628 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
630 2010-02-07 Richard Guenther <rguenther@suse.de>
632 PR middle-end/42991
633 * expr.c (get_inner_reference): Always initialize *pbitsize.
635 2010-02-07 Richard Guenther <rguenther@suse.de>
637 PR middle-end/42956
638 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
639 new ARRAY_REFs on variable size element or minimal index arrays.
640 Complete.
641 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
642 gimple_fold_indirect_ref.
644 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
646 PR target/42957
647 * arm.c (arm_override_options): Just return if the user has specified
648 an invalid fpu name.
650 2010-02-03 Jason Merrill <jason@redhat.com>
652 PR c++/42870
653 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
654 i386_pe_maybe_record_exported_symbol.
656 2010-02-05 Steve Ellcey <sje@cup.hp.com>
658 PR target/42924
659 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
660 (pa_delegitimize_address): New function.
662 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
664 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
665 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
667 2010-02-05 Richard Guenther <rguenther@suse.de>
669 PR lto/42762
670 * lto-streamer-in.c (get_resolution): Deal with references
671 to undefined functions.
673 2010-02-05 Richard Guenther <rguenther@suse.de>
675 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
676 (fold_const_aggregate_ref): Likewise.
677 (ccp_fold_stmt): Substitute loads.
678 (maybe_fold_reference): Verify types before substituting.
679 Unshare properly.
680 (fold_gimple_assign): Unshare properly.
681 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
683 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
685 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
686 for rs6000_gen_cell_microcode.
688 2010-02-04 Richard Guenther <rguenther@suse.de>
690 PR rtl-optimization/42952
691 * dse.c (const_or_frame_p): Remove MEM handling.
693 2010-02-04 Nick Clifton <nickc@redhat.com>
695 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
696 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
697 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
698 (mn10300_asm_output_mi_thunk): New function.
699 (mn10300_can_output_mu_thunk): New function.
700 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
701 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
702 (FUNCTION_ARG): Delete incorrect comment.
704 2010-02-03 Jason Merrill <jason@redhat.com>
706 PR c++/40138
707 * fold-const.c (operand_equal_p): Handle erroneous types.
709 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
711 * config/h8300/h8300.md (can_delay): Fix attibute condition.
713 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
715 PR rtl-optimization/42941
716 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
717 of xmalloc.
719 2010-02-03 Jason Merrill <jason@redhat.com>
721 PR c++/35652
722 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
724 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
726 PR debug/42896
727 * cselib.h (struct cselib_val_struct): Add uid. Rename value to
728 hash.
729 (cselib_reset_table): Renamed from...
730 (cselib_reset_table_with_next_value): ... this.
731 (cselib_get_next_uid): Renamed from...
732 (cselib_get_next_unknown_value): ... this.
733 * cselib.c (next_uid): Renamed from...
734 (next_unknown_value): ... this.
735 (cselib_clear_table): Adjust.
736 (cselib_reset_table): Adjust. Renamed from...
737 (cselib_reset_table_with_next_value): ... this.
738 (cselib_get_next_uid): Adjust. Renamed from...
739 (cselib_get_next_unknown_value): ... this.
740 (get_value_hash): Use hash.
741 (cselib_hash_rtx): Likewise.
742 (new_cselib_val): Adjust. Set and dump uid.
743 (cselib_lookup_mem): Pass next_uid as hash.
744 (cselib_subst_to_values): Likewise.
745 (cselib_log_lookup): Dump uid.
746 (cselib_lookup): Pass next_uid as hash. Adjust.
747 (cselib_process_insn): Adjust.
748 (cselib_init): Initialize next_uid.
749 (cselib_finish): Adjust.
750 (dump_cselib_table): Likewise.
751 * dse.c (canon_address): Dump value uid.
752 * print-rtl.c (print_rtx): Print value uid.
753 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
754 (dvuid): New type.
755 (dv_uid): New function, sort of renamed from...
756 (dv_htab_hash): ... this, reimplemented in terms of it and...
757 (dv_uid2hash): ... this. New.
758 (variable_htab_eq): Drop excess assertions.
759 (tie_break_pointers): Removed.
760 (canon_value_cmp): Compare uids.
761 (variable_post_merge_New_vals): Print uids.
762 (vt_add_function_parameters): Adjust.
763 (vt_initialize): Reset table. Adjust.
765 2010-02-03 Richard Guenther <rguenther@suse.de>
767 PR tree-optimization/42944
768 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
769 (call_may_clobber_ref_p_1): Likewise. Properly handle
770 malloc and calloc clobbering errno.
772 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
774 * doc/invoke.texi: Fix name of sched1 dump.
776 * opts.c (decode_options): Set flag_tree_switch_conversion
777 only conditionally on optimize >= 2.
779 * gcse.c: Assorted comment fixes in pass description.
781 2010-02-03 Anthony Green <green@moxielogic.com>
783 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
784 nop padding in order to maintain alignment of storage location of
785 target function address.
786 (moxie_trampoline_init): Store target function address at newly
787 aligned location.
788 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
789 to 32.
790 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
792 2010-02-03 Richard Guenther <rguenther@suse.de>
794 PR middle-end/42927
795 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
797 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
799 * config.gcc: Reenable check for obsolete targets.
800 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
801 mips-sgi-irix6.[0-4]*.
803 2010-02-02 Nick Clifton <nickc@redhat.com>
805 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
806 constant size of 4 as being the same as 0.
807 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
808 can take values in the range 0..4.
810 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
812 PR java/41991
813 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
814 as _darwin10_Unwind_FindEnclosingFunction().
815 * libgcc-libsystem.ver: New.
817 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
819 PR target/41399
820 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
821 implicitly set registers.
823 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
825 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
826 (arm_override_options): Allow automatic selection of the thread
827 pointer register if thumb2.
828 (legitimize_pic_address): Improve code sequences for Thumb2.
829 (arm_call_tls_get_addr): Likewise.
830 (legitimize_tls_address): Likewise.
831 * arm.md (pic_load_addr_arm): Delete. Replace with ...
832 (pic_load_addr_32bit): ... this. New named pattern.
833 * thumb2.md (pic_load_addr_thumb2): Delete.
834 (pic_load_dot_plus_four): Delete.
835 (tls_load_dot_plus_four): New named pattern.
837 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
839 PR libgomp/29986
840 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
841 Document fix for TLS bug.
843 2010-01-31 Richard Guenther <rguenther@suse.de>
845 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
846 conservatively correct.
848 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
850 PR target/42850
851 Revert:
852 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
854 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
856 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
858 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
860 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
862 * config.gcc: Adjust order of makefile fragments for mingw targets.
864 2010-01-31 Richard Guenther <rguenther@suse.de>
866 PR middle-end/42898
867 * gimplify.c (gimplify_init_constructor): For volatile LHS
868 initialize a temporary.
870 2010-01-31 Matthias Klose <doko@ubuntu.com>
872 * configure.ac: Fix __stack_chk_fail check for cross builds configured
873 --with-headers
874 * configure: Regenerate.
876 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
878 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
879 the same alias set and their sizes different constantness.
880 (aliasing_component_refs_p): Revert 2009-10-24 change.
882 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
884 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
885 unused.
887 2010-01-29 Richard Guenther <rguenther@suse.de>
889 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
890 Assert we successfully updated the call.
892 2010-01-29 Jakub Jelinek <jakub@redhat.com>
894 PR rtl-optimization/42889
895 * df.h (df_set_bb_dirty_nonlr): New prototype.
896 * df-core.c (df_set_bb_dirty_nonlr): New function.
897 * df-scan.c (df_insn_rescan): Call it instead of
898 df_set_bb_dirty for DEBUG_INSNs.
900 2010-01-29 Richard Guenther <rguenther@suse.de>
902 PR middle-end/37448
903 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
904 quadratic behavior in most cases.
906 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
908 PR target/42891
909 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
910 in the call to gen_x86_movsicc_0_m1.
912 2010-01-28 Richard Guenther <rguenther@suse.de>
914 PR tree-optimization/42871
915 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
917 2010-01-28 Richard Guenther <rguenther@suse.de>
919 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
920 into call arguments.
922 2010-01-28 Richard Guenther <rguenther@suse.de>
924 PR middle-end/42883
925 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
926 the forwarder if the destination is an EH landing pad.
928 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
930 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
931 block list passed to gimple_duplicate_sese_tail.
932 (parallelize_loops): Avoid parallelization when the function
933 has_nonlocal_label.
934 Avoid parallelization when the preheader is IRREDUCIBLE.
935 Try to optimize when estimated_loop_iterations_int is unresolved.
936 Add the loop's location to the dump file.
937 * tree-cfg.c (add_phi_args_after_redirect): Remove.
938 (gimple_duplicate_sese_tail): Remove the check for the latch.
939 Redirect nexits to the exit block.
940 Remove handling of the incoming edges to the latch.
941 Redirect the backedge from the copied latch to the exit bb.
943 2010-01-28 Michael Matz <matz@suse.de>
945 PR target/42881
946 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
947 Wrap force_reg into a sequence, emit it before user.
949 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
951 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
952 (arm_rev): New.
953 (arm_legacy_rev): Likewise.
954 (thumb_legacy_rev): Likewise.
956 2010-01-27 Jakub Jelinek <jakub@redhat.com>
958 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
959 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
960 on MEM's address failed, try avoid_constant_pool_reference and
961 recurse if it returned something different.
962 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
963 address, try avoid_constant_pool_reference and recurse if it
964 returned something different.
965 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
966 address and avoid_constant_pool_reference returned something
967 different, don't set have_address.
969 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
971 PR debug/42861
972 * var-tracking.c (val_store): Add modified argument, obey it.
973 Adjust callers.
974 (count_uses): Move down logging of main.
975 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
976 don't need resolution.
977 (emit_notes_in_bb): Likewise.
979 2010-01-27 Richard Guenther <rguenther@suse.de>
981 PR middle-end/42878
982 * tree-inline.c (remap_decl): Delay remapping of SSA name
983 default definitions until we need them.
985 2010-01-27 Jakub Jelinek <jakub@redhat.com>
987 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
988 (rs6000_delegitimize_address): New function.
990 * config/s390/s390.c (s390_delegitimize_address): Call
991 delegitimize_mem_from_attrs.
993 PR middle-end/42874
994 * tree-inline.c (cannot_copy_type_1): Removed.
995 (copy_forbidden): Don't forbid copying of functions containing
996 records/unions with variable length fields.
998 2010-01-27 Christian Bruel <christian.bruel@st.com>
1000 Revert:
1001 PR target/42841
1002 * config/sh/sh.c (find_barrier): Increase length for non delayed
1003 conditional branches.
1005 2010-01-27 Matthias Klose <doko@ubuntu.com>
1007 * configure.ac (gnu-unique-object): Fix ldd version check.
1008 * configure: Regenerate.
1010 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1012 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
1013 HAVE_GNU_AS value.
1014 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
1015 Test for HAVE_GNU_AS value.
1017 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1019 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
1020 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
1021 INT64_TYPE): Define.
1022 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1023 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1024 INT_LEAST64_TYPE): Define.
1025 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1026 UINT_LEAST64_TYPE): Define.
1027 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
1028 INT_FAST64_TYPE): Define.
1029 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1030 UINT_FAST64_TYPE): Define.
1031 (INTMAX_TYPE, UINTMAX_TYPE): Define.
1032 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1033 (SIG_ATOMIC_TYPE): Define.
1035 2010-01-26 Richard Guenther <rguenther@suse.de>
1037 * df-scan.c (df_scan_set_bb_info): Remove assert.
1038 (df_insn_rescan_debug_internal): Merge asserts.
1039 (df_install_ref): Likewise.
1040 (df_mark_reg): Use bitmap_set_range.
1041 (df_hard_reg_used_p): Remove assert.
1042 (df_hard_reg_used_count): Likewise.
1044 2010-01-26 Richard Guenther <rguenther@suse.de>
1046 PR rtl-optimization/42685
1047 * web.c (web_main): Ignore DEBUG_INSNs.
1049 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
1051 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
1053 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
1054 Fix types of fndecl and arglist parameters.
1056 2010-01-26 Richard Guenther <rguenther@suse.de>
1058 PR middle-end/42806
1059 * tree-eh.c (unsplit_eh): Skip debug insns.
1061 2010-01-26 Richard Guenther <rguenther@suse.de>
1063 PR tree-optimization/42250
1064 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
1066 2010-01-26 Jakub Jelinek <jakub@redhat.com>
1068 PR fortran/42866
1069 * omp-low.c (expand_omp_sections): Only use single_pred if
1070 l2_bb is single_pred_p.
1072 2010-01-25 Christian Bruel <christian.bruel@st.com>
1074 PR target/42841
1075 * config/sh/sh.c (find_barrier): Increase length for non delayed
1076 conditional branches.
1077 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
1079 2010-01-24 David S. Miller <davem@davemloft.net>
1081 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
1082 define if not using GAS.
1083 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1084 Likewise. Delete SECTION_MERGE code, which is only applicable
1085 when using GAS.
1087 2010-01-24 Mark Mitchell <mark@codesourcery.com>
1089 PR c++/42748
1090 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
1091 mangling of va_list in system headers.
1093 2010-01-23 Toon Moene <toon@moene.org>
1095 * tree-predcom.c (combine_chains): Return NULL, not false.
1097 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
1099 * tree-loop-distribution.c (distribute_loop): Fix declaration and
1100 initialization of variable res to agree with return type.
1102 2010-01-22 Steve Ellcey <sje@cup.hp.com>
1104 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
1105 * tree-sra.c: Add include of expr.h.
1107 2010-01-22 Jakub Jelinek <jakub@redhat.com>
1109 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
1110 insert the debug stmt on the single non-EH edge from the stmt.
1112 2010-01-22 Richard Henderson <rth@redhat.com>
1114 PR tree-opt/42833
1115 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
1116 the RHS until after generate_subtree_copies has insertted its
1117 code before the current statement.
1119 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
1121 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
1123 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
1125 2010-01-21 Martin Jambor <mjambor@suse.cz>
1127 PR tree-optimization/42585
1128 * tree-sra.c (struct access): New field grp_total_scalarization.
1129 (dump_access): Dump the new field.
1130 (should_scalarize_away_bitmap): New variable.
1131 (cannot_scalarize_away_bitmap): Likewise.
1132 (sra_initialize): Allocate new bitmaps.
1133 (sra_deinitialize): Free new bitmaps.
1134 (create_access_1): New function.
1135 (create_access): Parts moved to create_access_1.
1136 (type_consists_of_records_p): New function.
1137 (completely_scalarize_record): Likewise.
1138 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
1139 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
1140 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
1141 access.
1142 (analyze_all_variable_accesses): Completely scalarize small eligible
1143 records.
1145 2010-01-21 Martin Jambor <mjambor@suse.cz>
1147 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
1149 2010-01-21 Andrew Haley <aph@redhat.com>
1151 * gcc.c (process_command): Move lang_specific_driver before
1152 setting cc_libexec_prefix.
1154 2010-01-21 Richard Guenther <rguenther@suse.de>
1156 PR middle-end/19988
1157 * fold-const.c (negate_expr_p): Pretend only negative
1158 real constants are easily negatable.
1160 2010-01-20 Janis Johnson <janis187@us.ibm.com>
1161 Jason Merrill <jason@redhat.com>
1163 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
1164 (TYPE_TRANSPARENT_AGGR): this, for union and record.
1165 * calls.c (initialize argument_information): Handle it.
1166 * c-common.c (handle_transparent_union_attribute): Use new name.
1167 * c-decl.c (finish_struct): Ditto.
1168 * c-typeck.c (type_lists_compatible_p): Ditto.
1169 (convert_for_assignment): Use new name and also handle record.
1170 * function.c (aggregate_value_p): Handle it.
1171 (pass_by_reference): Ditto.
1172 (assign_parm_data_types): Ditto.
1173 * print-tree.c (print_node): Ditto.
1174 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
1175 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
1176 * tree.c (first_field): New fn.
1178 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1180 PR target/42818
1181 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
1182 even when linking statically, for now.
1184 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1186 PR debug/42715
1187 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
1188 without a cselib val.
1189 (count_uses): Accept MO_VAL_SET with no val on stores.
1190 (add_stores): Likewise.
1192 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1194 * var-tracking.c (check_value_val): Add a compile time assertion.
1195 (dv_is_decl_p): Simplify.
1196 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
1197 gcc_assert if ENABLE_CHECKING.
1199 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1201 PR debug/42782
1202 * var-tracking.c: Include tree-flow.h.
1203 (mem_dies_at_call): New.
1204 (dataflow_set_preserve_mem_locs): Use it.
1205 (dataflow_set_remove_mem_locs): Likewise.
1206 (dump_var): Renamed from dump_variable. Adjust all callers.
1207 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
1208 * Makefile.in (var-tracking.o): Adjust deps.
1210 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
1212 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
1214 2010-01-20 Richard Guenther <rguenther@suse.de>
1216 PR tree-optimization/42717
1217 * tree-ssa-dce.c (get_live_post_dom): Remove.
1218 (forward_edge_to_pdom): Take an arbitrary edge to copy
1219 degenerate PHI args from.
1220 (remove_dead_stmt): Use the first post-dominator even if it
1221 does not contain live statements as redirection destination.
1223 2010-01-20 Richard Guenther <rguenther@suse.de>
1225 * tree-inline.c (estimate_num_insns): Handle EH builtins.
1227 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1229 * sel-sched.c (create_speculation_check): Remove set but not used
1230 variable twin.
1231 (try_transformation_cache): Remove set but not used variable ds.
1232 (calculate_privileged_insns): Remove set but not used variables
1233 cur_insn and min_spec_insn.
1234 (find_best_expr): Remove set but not used variable avail_n.
1235 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
1236 variable e.
1237 * cgraphunit.c (assemble_thunk): Remove set but not used variable
1238 false_label.
1239 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
1240 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
1241 new_scop_exit_edge.
1243 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
1245 PR bootstrap/42786
1246 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
1247 cpu types. Add support for *-sse3 cpu types.
1248 (x86_64-*-*): Ditto.
1250 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1252 PR middle-end/42803
1253 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
1254 argument, call initializer_constant_valid_p_1 instead of
1255 initializer_constant_valid_p, pass CACHE to it, return NULL
1256 immediately if first call returns NULL.
1257 (initializer_constant_valid_p_1): New function.
1258 (initializer_constant_valid_p): Use it.
1260 2010-01-20 Thomas Quinot <quinot@adacore.com>
1262 * tree.def (PLACEHOLDER_EXPR): Fix comment.
1264 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1266 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
1267 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
1268 (loc_list_from_tree): Don't handle unsigned division. Handle
1269 signed modulo using DW_OP_{over,over,div,mul,minus}.
1270 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
1271 modulo instead of signed.
1273 2010-01-20 DJ Delorie <dj@redhat.com>
1275 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
1276 (Fpa): Pass it
1277 (h8300_emit_stack_adjustment): Propogate it.
1278 (push): Pass it.
1279 (h8300_expand_prologue): Likewise.
1280 (h8300_expand_epilogue): Likewise.
1282 2010-01-19 Michael Matz <matz@suse.de>
1284 PR tree-optimization/41783
1285 * tree-data-ref.c (toplevel): Include flags.h.
1286 (dump_data_dependence_relation): Also dump the inputs if the
1287 result will be unknown.
1288 (split_constant_offset_1): Look through some conversions.
1289 * tree-predcom.c (determine_roots_comp): Restart a new chain if
1290 the offset from last element is too large.
1291 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
1292 (reassociate_to_the_same_stmt): Handle vector registers.
1293 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
1294 (e.g. conversions).
1295 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
1296 wide_prolog_niters argument, emit widening instructions.
1297 (vect_do_peeling_for_alignment): Adjust caller, use widened
1298 variant of the iteration cound.
1299 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
1301 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1303 PR target/38697
1304 * config/arm/neon-testgen.m (emit_automatics): New parameter
1305 features. Adjust for Fixed_return_reg feature.
1306 (test_intrinsic): Call emit_automatics with new feature.
1307 * config/arm/neon.ml: Update copyright years.
1308 (features): New Fixed_return_reg feature.
1309 (ops): Update feature for Vget_low.
1311 2010-01-19 Jakub Jelinek <jakub@redhat.com>
1313 PR tree-optimization/42719
1314 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
1315 stmt uses.
1317 PR debug/42728
1318 * fwprop.c (all_uses_available_at): Return false if def_set dest
1319 is a REG that is used in def_insn.
1321 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
1323 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
1325 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
1326 Add argument names.
1328 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
1330 * target.h (struct gcc_target) <secondary_reload>: Change type
1331 of last argument to secondary_reload_info *.
1333 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
1335 PR target/42774
1336 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
1337 memory references with unaligned offsets. Remove CQImode handling.
1338 (unaligned_memory_operand): Return 1 for memory references with
1339 unaligned offsets. Remove CQImode handling.
1341 2010-01-18 Richard Guenther <rguenther@suse.de>
1343 PR middle-end/39954
1344 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
1345 builtin calls.
1347 2010-01-18 Richard Guenther <rguenther@suse.de>
1349 PR tree-optimization/42781
1350 * tree-ssa-structalias.c (find_what_var_points_to): Skip
1351 restrict processing only if the original variable was artificial.
1353 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
1355 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
1356 find number of popped argument bytes.
1358 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
1359 Fix the text that describes the return value for invalid insns.
1361 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
1363 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
1364 Clarify what 'cost of the -dependence' is. Fix quoting.
1366 * toplev.c (default_get_pch_validity): Rename argument to "sz".
1367 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
1369 2010-01-17 Jakub Jelinek <jakub@redhat.com>
1371 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1372 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
1374 2010-01-17 Richard Guenther <rguenther@suse.de>
1376 PR middle-end/42248
1377 * function.c (split_complex_args): Take a VEC to modify.
1378 (assign_parms_augmented_arg_list): Build a VEC instead of
1379 a chain of PARM_DECLs.
1380 (assign_parms_unsplit_complex): Take a VEC of arguments.
1381 Do not fixup unmodified parms.
1382 (assign_parms): Deal with the VEC.
1383 (gimplify_parameters): Likewise.
1385 2010-01-17 Richard Guenther <rguenther@suse.de>
1387 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
1388 node existence check.
1389 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
1390 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
1391 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
1392 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
1393 (gimple_execute_on_growing_pred): Likewise.
1395 2010-01-17 Richard Guenther <rguenther@suse.de>
1397 PR tree-optimization/42773
1398 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
1399 (compute_antic_aux): Likewise.
1400 (compute_partial_antic_aux): Likewise.
1402 2010-01-17 Jie Zhang <jie.zhang@analog.com>
1404 PR debug/42767
1405 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
1406 and US_TRUNCATE.
1408 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
1410 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
1411 appearance.
1413 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
1414 Fix markup for strict argument.
1416 (TARGET_SCHED_REORDER2): Fix argument types.
1418 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
1419 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
1421 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
1422 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
1424 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
1425 Add argument name.
1427 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
1428 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
1429 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
1430 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
1431 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
1433 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
1435 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
1437 (TARGET_ASM_RELOC_RW_MASK): Add return type.
1438 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
1440 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
1442 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
1443 Use prototype.
1445 (TARGET_ASM_NAMED_SECTION): Fix argument list.
1447 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
1448 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
1450 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
1452 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
1454 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
1455 referring to it. Fix language.
1457 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
1459 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
1461 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
1463 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
1465 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
1466 '@var{stream}. Remove stray 'and'.
1468 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
1470 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
1472 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
1474 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
1475 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
1477 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
1478 Fix description of return value.
1479 Rename argument "sz" to "len."
1481 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
1482 Clarify meaning of 'true' return value.
1484 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
1486 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
1487 rep_mode versus mode_rep.
1489 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
1491 (TARGET_BUILTIN_DECL): Fix name.
1493 (TARGET_COMMUTATIVE_P): Fix type of first argument.
1495 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
1497 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
1499 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
1501 (TARGET_RELAXED_ORDERING): Use @deftypevr.
1503 (TARGET_GET_DRAP_RTX): Note that this is a hook.
1504 Clarify language.
1506 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
1507 Rename argument tm_fn to md_fn.
1509 (TARGET_OPTION_PRINT): Fix argument list.
1511 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
1513 PR target/42664
1514 * config/i386/i386.c (ix86_fixup_binary_operands):
1515 Revert FMA4 fixup of operands.
1517 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1519 PR gcc/42525
1520 * Makefile.in (write_entries_to_file, install-plugin):
1521 Use \012 instead of \n with tr.
1523 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
1525 * configure.ac (HAVE_AS_REF): New C macro.
1526 * configure: Regenerate.
1527 * config.in: Likewise.
1528 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
1529 if HAVE_AS_REF.
1530 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
1531 if HAVE_AS_REF.
1533 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
1535 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
1537 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
1539 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
1541 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
1543 (TARGET_IN_SMALL_DATA_P): Fix argument type.
1545 (TARGET_BINDS_LOCAL_P): Fix argument type.
1547 (TARGET_ASM_FILE_END): Use prototype.
1549 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
1551 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
1553 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
1555 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
1557 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
1558 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
1560 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
1561 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
1563 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
1564 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1565 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
1566 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1568 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
1570 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
1572 (TARGET_INIT_BUILTINS): Use prototype.
1574 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1575 Put 'const char *' in braces. Fix parameter types.
1576 (TARGET_INVALID_CONVERSION): Fix parameter types.
1577 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
1578 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
1580 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
1581 Fix argument type.
1583 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
1585 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
1587 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
1589 * doc/tm.texi (TARGET_HELP): Fix return type.
1591 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
1592 in braces. Fix argument types.
1594 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
1596 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
1598 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
1600 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
1601 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
1603 (TARGET_MANGLE_TYPE): Fix argument types.
1605 (TARGET_IRA_COVER_CLASSES): Use prototype.
1607 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
1609 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
1611 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
1613 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
1615 (TARGET_CALLEE_COPIES): Fix argument types.
1617 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
1619 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
1621 (TARGET_FUNCTION_VALUE): Fix argument types.
1623 (TARGET_RETURN_IN_MSB): Fix argument type.
1625 (TARGET_RETURN_IN_MEMORY): Fix argument types.
1627 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
1629 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
1631 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
1632 agree with return type.
1634 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
1636 2010-01-15 Jing Yu <jingyu@google.com>
1638 PR rtl-optimization/42691
1639 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
1640 a pseudo to a constant and are merged, and adjust comments.
1642 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
1644 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
1646 2010-01-15 Richard Guenther <rguenther@suse.de>
1648 PR middle-end/42739
1649 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
1650 labels of computed or non-local gotos to the destination.
1651 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
1652 landing pad label is the first label.
1654 2010-01-15 Richard Guenther <rguenther@suse.de>
1656 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
1658 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1660 PR target/42747
1661 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
1662 to allow generation of the xssqrtdp instruction on power7.
1663 (sqrtdf2_fpr): Ditto.
1665 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1667 PR middle-end/42674
1668 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
1669 functions with noreturn attribute.
1671 PR c++/42608
1672 * varasm.c (declare_weak): Add weak attribute to decl if it
1673 doesn't have one already.
1674 (assemble_external): Only add decls to weak_decls if they also
1675 have weak attribute.
1677 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
1679 * var-tracking.c (var_reg_delete): Don't delete the association
1680 between REGs and values or one-part variables if the register
1681 isn't clobbered.
1683 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1685 PR debug/42657
1686 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
1687 because its first operand is a non-localized variable.
1689 2010-01-14 Martin Jambor <mjambor@suse.cz>
1691 PR tree-optimization/42706
1692 * tree-sra.c (encountered_recursive_call): New variable.
1693 (encountered_unchangable_recursive_call): Likewise.
1694 (sra_initialize): Initialize both new variables.
1695 (callsite_has_enough_arguments_p): New function.
1696 (scan_function): Call decl and flags check only for IPA-SRA, check
1697 whether there is a recursive call and whether it has enough arguments.
1698 (all_callers_have_enough_arguments_p): New function.
1699 (convert_callers): Look for recursive calls only when
1700 encountered_recursive_call is set.
1701 (ipa_early_sra): Bail out either if
1702 !all_callers_have_enough_arguments_p or
1703 encountered_unchangable_recursive_call.
1705 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1707 * sel-sched.c: Add 2010 to copyright years.
1708 * sel-sched-ir.c: Likewise.
1709 * sel-sched-ir.h: Likewise.
1711 2010-01-14 Martin Jambor <mjambor@suse.cz>
1713 PR tree-optimization/42714
1714 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
1715 constructors specially.
1717 2010-01-14 Andi Kleen <ak@linux.intel.com>
1719 * config/i386/drivers-i386.c (detect_caches_intel):
1720 Add l2sizekb parameter and fill in.
1721 (host_detect_local_cpu): Add l2sizekb, fill in.
1722 Add Atom small cache heuristic.
1724 2010-01-14 Andi Kleen <ak@linux.intel.com>
1726 * config/i386/drivers-i386.c (detect_caches_cpuid4):
1727 Add level3 parameter and fill in.
1728 (detect_caches_intel): Handle level3 cache.
1730 2010-01-14 Andi Kleen <ak@linux.intel.com>
1732 * config/i386/drivers-i386.c (host_detect_local_cpu):
1733 Fix core duo detection.
1735 2010-01-14 Andi Kleen <ak@linux.intel.com>
1737 * config/i386/drivers-i386.c (host_detect_local_cpu):
1738 Fix Atom detection.
1740 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1742 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
1743 (rs6000_variable_issue_1): this. Use...
1744 (rs6000_variable_issue): here. Reimplement. Print debug info.
1746 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1748 * sel-sched-ir.c (sel_restore_other_notes): Rename to
1749 sel_restore_notes. Update all callers. Call reemit_notes
1750 for all insns.
1752 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1754 PR rtl-optimization/42246
1755 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
1756 loops.
1758 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1760 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
1761 all successors is the same as number of successors in current region.
1763 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1765 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
1766 to rename is not separable. Otherwise check that its LHS is not NULL.
1768 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1770 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
1772 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1774 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
1775 available registers when failed to discover LHS register class.
1776 Fix indentation. Update comment.
1778 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1779 Alexander Monakov <amonakov@ispras.ru>
1781 PR rtl-optimization/42389
1782 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
1783 to can_issue_more.
1784 (advance_state_on_fence): Likewise.
1785 (sel_target_adjust_priority): Print debug output only when
1786 sched_verbose >= 4, not 2.
1787 (get_expr_cost): Do not issue all unique insns on the next cycle.
1788 (fill_insns): Initialize can_issue_more from the value saved
1789 with the fence.
1790 * sel-sched-ir.c (flist_add): New parameter issue_more.
1791 Init FENCE_ISSUE_MORE with it.
1792 (merge_fences): Likewise.
1793 (init_fences): Update call to flist_add.
1794 (add_to_fences, add_clean_fence_to_fences)
1795 (add_dirty_fence_to_fences): Likewise.
1796 (move_fence_to_fences): Update call to merge_fences.
1797 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
1798 sched groups.
1799 * sel-sched-ir.h (struct _fence): New field issue_more.
1800 (FENCE_ISSUE_MORE): New accessor macro.
1802 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1804 PR rtl-optimization/42388
1805 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
1806 that have no predecessors nor successors. Do not call move_bb_info
1807 for empty blocks outside of current region.
1809 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1811 PR rtl-optimization/42294
1812 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
1813 * sel-sched.c (move_exprs_to_boundary): Transitively add all
1814 originators' originators.
1816 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1818 PR rtl-optimization/39453
1819 PR rtl-optimization/42246
1820 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
1821 for pipelining_p.
1822 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
1824 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1825 Alexander Monakov <amonakov@ispras.ru>
1827 PR middle-end/42245
1828 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
1829 (maybe_tidy_empty_bb): ... here. Make static. Add new
1830 argument. Update all callers.
1831 (tidy_control_flow): ... and here. Recompute topological order
1832 of basic blocks in region if necessary.
1833 (sel_redirect_edge_and_branch): Change return type. Return true
1834 if topological order might have been invalidated.
1835 (purge_empty_blocks): Export and move from...
1836 * sel-sched.c (purge_empty_blocks): ... here.
1837 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
1838 (maybe_tidy_empty_bb): Delete prototype.
1839 (purge_empty_blocks): Declare.
1841 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1843 PR rtl-optimization/42249
1844 * sel-sched.c (try_replace_dest_reg): When chosen register
1845 and original register is the same, do not bail out early, but
1846 still check all original insns for validity of replacing destination
1847 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
1848 in this case.
1850 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1852 PR c/42721
1853 Port from no-undefined-overflow branch:
1854 2009-03-09 Richard Guenther <rguenther@suse.de>
1856 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
1858 2010-01-14 Richard Guenther <rguenther@suse.de>
1860 PR lto/42665
1861 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
1863 2010-01-14 Ira Rosen <irar@il.ibm.com>
1865 PR tree-optimization/42709
1866 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
1867 as scalar type in creation of constant vector operand.
1869 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1871 PR testsuite/42414
1872 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
1873 (check-parallel-%): Match `testsuite' directory component only
1874 at the end.
1876 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
1878 PR translation/39521
1879 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
1880 strings with _().
1882 2010-01-13 Richard Guenther <rguenther@suse.de>
1884 PR tree-optimization/42730
1885 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
1886 offset zero.
1888 2010-01-13 Steve Ellcey <sje@cup.hp.com>
1890 PR target/pr42542
1891 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
1892 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
1893 them signed.
1895 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
1897 * config/bfin/libgcc-bfin.ver: Regenerate based on current
1898 libgcc-std.ver. Add entries for ___smulsi3_highpart and
1899 ___umulsi3_highpart.
1901 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
1902 rather than schedule_insns if the pass is enabled.
1904 2010-01-13 Martin Jambor <mjambor@suse.cz>
1906 PR tree-optimization/42704
1907 * tree-sra.c (sra_modify_assign): Do not delete assignments to
1908 SSA_NAMEs.
1910 2010-01-13 Martin Jambor <mjambor@suse.cz>
1912 PR tree-optimization/42703
1913 * tree-sra.c (analyze_access_subtree): Check that we can build a
1914 reference to the original data within the aggregate.
1916 2010-01-13 Richard Guenther <rguenther@suse.de>
1918 PR tree-optimization/42705
1919 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
1921 2010-01-13 Richard Guenther <rguenther@suse.de>
1923 PR middle-end/42716
1924 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
1926 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1928 PR debug/41371
1929 * var-tracking.c (values_to_unmark): New variable.
1930 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1931 values_to_unmark vector. Moved body to...
1932 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1933 instead queue it into values_to_unmark vector.
1934 (vt_find_locations): Free values_to_unmark vector.
1936 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
1938 * config/s390/s390.c (override_options): Set
1939 default of max-pending-list-length to 256
1941 2010-01-13 Richard Guenther <rguenther@suse.de>
1943 PR lto/42678
1944 * tree-pass.h (PROP_gimple_lcx): New.
1945 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
1946 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
1947 before the final cleanup_eh.
1948 (dump_properties): Dump PROP_gimple_lcx.
1949 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
1950 (tree_lower_complex_O0): Remove.
1951 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
1952 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
1953 tree_lower_complex, schedule TODO_update_ssa.
1954 * lto-streamer-out.c (output_function): Stream the functions
1955 properties.
1956 * lto-streamer-in.c (input_function): Likewise.
1957 (lto_read_body): Do not override them here.
1959 2010-01-12 Joseph Myers <joseph@codesourcery.com>
1961 PR c/42708
1962 * c-typeck.c (build_c_cast): Fold value cast to union type before
1963 wrapping it in a CONSTRUCTOR.
1965 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1967 PR rtl-optimization/42699
1968 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
1969 involved.
1971 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1973 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1974 SUBTARGET_WARN_UNUSED_SPEC): Move ...
1975 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1976 SUBTARGET_WARN_UNUSED_SPEC): ... here
1977 * config/mips/iris5.h (LIBGCC_SPEC): Define.
1979 2010-01-12 Julian Brown <julian@codesourcery.com>
1981 * config/arm/neon-schedgen.ml (Utils): Don't try to
1982 open missing module.
1983 (find_with_result): New.
1985 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1987 PR debug/42662
1988 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
1989 sharing when canonicalizing ({lt,ge}u (plus a b) b).
1991 PR tree-optimization/42645
1992 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
1993 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
1994 decl_map, set processing_debug_stmt to -1 and return name without
1995 any remapping.
1997 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
1999 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
2000 binutils version, and reword target configuration description.
2002 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2004 * config/avr/avr.h (LINKER_NAME): Remove.
2006 2010-01-11 Janis Johnson <janis187@us.ibm.com>
2008 PR target/42416
2009 * config/rs6000/rs6000.c (rs6000_override_options): On targets
2010 that support VSX, warn for -mno-altivec if vsx is not disabled,
2011 and disable vsx.
2013 2010-01-11 Joseph Myers <joseph@codesourcery.com>
2014 Shujing Zhao <pearly.zhao@oracle.com>
2016 PR translation/42469
2017 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
2018 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
2019 character between option name and help text.
2020 * c.opt (imultilib): Likewise.
2022 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
2024 * lto-streamer-out.c (output_unreferenced_globals): Output static
2025 variables.
2027 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
2029 PR rtl-optimization/42621
2030 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
2031 optimizing for size.
2032 (duplicate_computed_gotos): Remove now-redundant check.
2034 2010-01-10 Steve Ellcey <sje@cup.hp.com>
2036 PR target/37454
2037 * configure.ac: Save and restore LDFLAGS and LIBS
2038 * configure: Regenerate.
2040 2010-01-10 Richard Guenther <rguenther@suse.de>
2042 PR middle-end/42667
2043 * builtins.c (fold_builtin_strlen): Add type argument and
2044 convert the resulting length to it.
2045 (fold_builtin_1): Adjust.
2047 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2049 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
2050 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
2051 1 insn.
2052 (num_insns_constant_wide): Adjust for that change.
2054 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2056 PR debug/42631
2057 * web.c (union_defs): Add used argument, to combine uses of
2058 uninitialized regs.
2059 (entry_register): Adjust type and tests of used argument.
2060 (web_main): Widen used for new use. Pass it to union_defs.
2061 * df.h (union_defs): Adjust prototype.
2063 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2065 PR debug/42630
2066 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
2067 uses in new incoming argument. Free body.
2068 (reset_debug_uses_in_loop): New.
2069 (analyze_insn_to_expand_var): Call the latter if the former found
2070 anything. Fix whitespace. Reject invalid dest overlaps before
2071 going through all insns in the loop.
2073 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2075 PR debug/42629
2076 * haifa-sched.c (dying_use_p): Debug insns don't count.
2078 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2080 PR middle-end/42363
2081 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
2082 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
2083 (verify_gimple_call): Reject LHS in noreturn calls.
2085 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2087 PR debug/42604
2088 PR debug/42395
2089 * tree-vect-loop-manip.c (adjust_info): New type.
2090 (adjust_vec): New pointer to vector.
2091 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
2092 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
2093 (slpeel_update_phis_for_duplicate_loop): Use them.
2094 (slpeel_update_phi_nodes_for_guard1): Likewise.
2095 (slpeel_update_phi_nodes_for_guard2): Likewise.
2096 (slpeel_tree_peel_loop_to_edge): Likewise.
2097 (vect_update_ivs_after_vectorizer): Likewise.
2099 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2101 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
2102 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2104 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2106 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
2107 bogus uninitialized warning.
2109 2010-01-09 Richard Guenther <rguenther@suse.de>
2111 PR middle-end/42512
2112 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
2113 the evolution is compatible with the initial condition.
2115 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2117 * gcc.c (process_command): Update copyright notice dates.
2118 * gcov.c (print_version): Likewise.
2119 * gcov-dump.c (print_version): Likewise.
2120 * mips-tfile.c (main): Likewise.
2121 * mips-tdump.c (main): Likewise.
2123 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2125 PR target/41885
2126 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
2127 (rotlhi3): Delete.
2128 (rotlhi3_8): Delete.
2129 (rotlsi3): Delete.
2130 (rotlsi3_8): Delete.
2131 (rotlsi3_16): Delete.
2132 (rotlsi3_24): Delete.
2133 (rotl<mode>3): New.
2134 (*rotw<mode>3): New.
2135 (*rotb<mode>3): New.
2136 * config/avr/avr.c (avr_rotate_bytes): New function.
2137 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
2139 2010-01-08 Steve Ellcey <sje@cup.hp.com>
2141 PR target/37454
2142 * configure.ac: Modify -rdynamic check.
2143 * configure: Regenerate.
2145 2010-01-08 DJ Delorie <dj@redhat.com>
2147 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
2148 register popping order.
2150 2010-01-08 Richard Guenther <rguenther@suse.de>
2152 PR lto/42528
2153 * c.opt (fsigned-char): Also let LTO handle this option.
2154 (funsigned-char): Likewise.
2156 2010-01-07 Richard Guenther <rguenther@suse.de>
2158 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
2159 (gimple_op): Likewise.
2160 (gimple_op_ptr): Likewise.
2161 (gimple_assign_set_lhs): Remove gcc_assert.
2162 (gimple_assign_set_rhs1): Likewise.
2163 (gimple_assign_set_rhs2): Likewise.
2164 (gimple_call_set_lhs): Likewise.
2165 (gimple_call_set_fn): Likewise.
2166 (gimple_call_set_fndecl): Likewise.
2167 (gimple_call_fndecl): Likewise.
2168 (gimple_call_return_type): Likewise.
2169 (gimple_call_set_chain): Likewise.
2170 (gimple_call_num_args): Likewise.
2171 (gimple_call_set_arg): Likewise.
2172 (gimple_cond_set_code): Likewise.
2173 (gimple_cond_set_lhs): Likewise.
2174 (gimple_cond_set_rhs): Likewise.
2175 (gimple_cond_set_true_label): Likewise.
2176 (gimple_cond_set_false_label): Likewise.
2177 (gimple_label_set_label): Likewise.
2178 (gimple_goto_set_dest): Likewise.
2179 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
2180 (gimple_debug_bind_get_value): Likewise.
2181 (gimple_debug_bind_get_value_ptr): Likewise.
2182 (gimple_debug_bind_set_var): Likewise.
2183 (gimple_debug_bind_set_value): Likewise.
2184 (gimple_debug_bind_reset_value): Likewise.
2185 (gimple_debug_bind_has_value_p): Likewise.
2186 (gimple_return_retval_ptr): Remove gcc_assert.
2187 (gimple_return_retval): Likewise.
2188 (gimple_return_set_retval): Likewise.
2189 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
2190 (safe_referenced_var_iterator): Remove.
2191 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
2192 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
2193 (fill_referenced_var_vec): Remove.
2194 (first_readonly_imm_use): Remove redundant gcc_assert.
2195 (phi_arg_index_from_use): Combine gcc_asserts.
2196 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
2197 (first_imm_use_stmt): Remove redundant gcc_assert.
2198 * tree-cfg.c (verify_gimple_call): Verify function and chain
2199 operands. Verify arguments.
2200 (verify_types_in_gimple_stmt): Verify condition code and labels.
2202 2010-01-07 Richard Guenther <rguenther@suse.de>
2204 PR tree-optimization/42641
2205 * sese.c (rename_map_elt_info): Use the SSA name version, do
2206 not hash pointers.
2208 2010-01-07 Jakub Jelinek <jakub@redhat.com>
2210 PR tree-optimization/42625
2211 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
2212 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2214 2010-01-07 Duncan Sands <baldrick@free.fr>
2216 * Makefile.in (PLUGIN_HEADERS): Add version.h.
2218 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
2220 PR target/42511
2221 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
2222 note itself is not function_invariant_p.
2224 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
2226 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
2227 Do not add the DF_NOTE problem.
2228 * store-motion.c (execute_rtl_store_motion): Likewise.
2230 2010-01-07 Martin Jambor <mjambor@suse.cz>
2232 PR tree-optimization/42157
2233 * tree-sra.c (compare_access_positions): Stabilize sort if both
2234 accesses have integer types, return zero immediately if they are the
2235 same.
2237 2010-01-06 Richard Henderson <rth@redhat.com>
2239 PR middle-end/41883
2240 * haifa-sched.c (add_to_note_list): Merge into ...
2241 (concat_note_lists): ... here, and ...
2242 (unlink_other_notes, rm_other_notes): Merge into...
2243 (remove_notes): ... here. Create REG_SAVE_NOTEs for
2244 NOTE_INSN_EPILOGUE_BEG.
2246 2010-01-06 Richard Guenther <rguenther@suse.de>
2248 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
2249 not inline regular functions into always-inline functions.
2251 2010-01-06 Nick Clifton <nickc@redhat.com>
2253 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
2254 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
2255 used together.
2256 (OVERRIDE_OPTIONS): Delete.
2257 (OPTIMIZATION_OPTIONS): Define.
2258 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
2259 * config/rx/rx.c (rx_handle_option): Issue an error message if
2260 -mcpu=rx200 and -fpu are used together.
2261 (rx_set_optimization_options): New function. Issue an error
2262 message if an optimization attribute attempts to reset the FPU/
2263 math optimization pairing.
2264 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
2265 * config/rx/rx.opt: Set the default to 32-bit doubles.
2266 * config/rx/t-rx: Add multilibs for -nofpu option.
2267 * doc/invoke.texi: Update documentation of RX options.
2269 2010-01-06 Richard Guenther <rguenther@suse.de>
2271 * tree-ssa-pre.c (name_to_id): New global.
2272 (alloc_expression_id): Simplify SSA name handling.
2273 (lookup_expression_id): Likewise.
2274 (init_pre): Zero name_to_id.
2275 (fini_pre): Free it.
2277 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
2279 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
2281 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
2283 PR target/42542
2284 * config/i386/sse.md (smaxv2di3): New.
2285 (umaxv2di3): Likewise.
2286 (sminv2di3): Likewise.
2287 (uminv2di3): Likewise.
2289 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
2291 PR target/42564
2292 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
2293 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
2294 (legitimize_tls_address): Likewise.
2295 (sparc_tls_referenced_p): Likewise.
2296 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
2297 and adjust calls to legitimize_pic_address.
2298 (legitimate_constant_p) Use sparc_tls_referenced_p.
2299 (legitimate_pic_operand_p): Likewise.
2300 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
2301 (sparc_tls_symbol_ref_1): Delete.
2302 (sparc_tls_referenced_p): Make static, recognize specific patterns.
2303 (legitimize_tls_address): Make static, handle CONST patterns.
2304 (legitimize_pic_address): Make static, remove unused parameter and
2305 adjust recursive calls.
2306 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
2307 and adjust call to legitimize_pic_address.
2308 (sparc_output_mi_thunk): Likewise.
2310 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
2311 H.J. Lu <hongjiu.lu@intel.com>
2313 PR target/42542
2314 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
2315 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
2316 operands to make them signed.
2318 Revert:
2319 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2321 PR target/42542
2322 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2323 GTU to GT for V4SI and V2DI.
2325 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2326 (umin<mode>3): Removed.
2327 (uminv8hi3): New.
2328 (uminv4si3): Likewise.
2330 2010-01-05 Martin Jambor <mjambor@suse.cz>
2332 PR tree-optimization/42462
2333 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
2334 current_function_decl to helper functions and macros.
2336 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2338 PR bootstrap/41771
2339 * flags.h: Don't include real.h.
2340 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
2341 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
2342 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
2343 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
2344 * dominance.c: Update copyright.
2345 * gimple.c (walk_gimple_op): Remove inline.
2346 * tree-ssa-reassoc.c: Include real.h.
2347 * Makefile.in (FLAGS_H): Remove $(REAL_H).
2348 (tree-ssa-reassoc.o): Depend on $(REAL_H).
2350 2010-01-05 Nick Clifton <nickc@redhat.com>
2352 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
2353 register to push into the stack frame when the accumulator has to
2354 be saved during interrupts.
2356 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
2358 * doc/invoke.texi: Remove the documentation about option
2359 -Wunreachable-code.
2360 * common.opt (Wunreachable-code): Preserved for backward
2361 compatibility.
2362 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
2363 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
2364 the backward compatibility flag section.
2366 2010-01-05 Richard Guenther <rguenther@suse.de>
2368 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
2370 2010-01-05 Jakub Jelinek <jakub@redhat.com>
2372 PR other/42611
2373 * cfgexpand.c (expand_one_var): Diagnose too large variables.
2375 PR tree-optimization/42508
2376 * tree-sra.c (convert_callers): Check for recursive call
2377 by comparing cgraph nodes instead of decls.
2378 (modify_function): Call ipa_modify_formal_parameters also
2379 on all same_body aliases.
2381 * cgraphunit.c (cgraph_materialize_all_clones): Compare
2382 cgraph nodes when checking for same_body aliases.
2384 2010-01-05 Richard Guenther <rguenther@suse.de>
2386 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
2387 allocation and lookup.
2388 (get_or_alloc_expr_for_constant): Likewise.
2389 (phi_translate): Sink allocation.
2391 2010-01-04 Richard Guenther <rguenther@suse.de>
2393 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
2394 a new entry only if needed.
2395 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
2396 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
2397 hashtable lookup.
2398 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
2399 the result array.
2400 (phi_translate): Handle CONSTANTs early.
2402 2010-01-04 Martin Jambor <mjambor@suse.cz>
2404 PR tree-optimization/42398
2405 * tree-sra.c (struct access): Removed flag grp_different_types.
2406 (dump_access): Do not dump the removed flag.
2407 (sort_and_splice_var_accesses): Do not set the removed flag.
2408 (sra_modify_expr): Check for type compatibility directly.
2410 2010-01-04 Martin Jambor <mjambor@suse.cz>
2412 PR tree-optimization/42366
2413 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
2414 edges with variable number of parameters.
2415 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
2416 flag instead of asserting it.
2417 (ipa_read_node_info): Read uses_analysis_done flag.
2419 2010-01-04 Richard Guenther <rguenther@suse.de>
2421 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
2422 iterative_hash_* as intended.
2423 (vn_reference_compute_hash): Likewise. Simplify hashing
2424 SSA names.
2425 (vn_reference_lookup_2): Likewise.
2426 (vn_nary_op_compute_hash): Likewise.
2427 (vn_phi_compute_hash): Likewise.
2428 (expressions_equal_p): Remove strange code.
2429 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
2430 (pre_expr_hash): Likewise. Simplify hashing SSA names.
2431 (bitmap_insert_into_set_1): Take value-id as parameter.
2432 (add_to_value): Pass it.
2433 (bitmap_insert_into_set): Likewise.
2434 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
2436 2010-01-04 Jakub Jelinek <jakub@redhat.com>
2438 PR driver/42442
2439 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
2440 (do_self_spec): For switches with SWITCH_IGNORE set set also
2441 SWITCH_IGNORE_PERMANENTLY.
2442 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
2443 of SWITCH_IGNORE.
2445 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
2447 * lto-streamer-out.c (output_unreferenced_globals): Output the full
2448 tree of an unreferenced global var.
2450 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2452 PR target/42542
2453 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2454 GTU to GT for V4SI and V2DI.
2456 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2457 (umin<mode>3): Removed.
2458 (uminv8hi3): New.
2459 (uminv4si3): Likewise.
2461 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2463 PR lto/42581
2464 * collect2.c (main): Turn on trace in collect2 if -v is passed
2465 to gcc with LTO.
2467 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
2469 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
2470 description of expression operand.
2472 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
2474 * configure.ac: Add install-html to target_list for Make-hooks.
2475 * configure: Regenerate.
2476 * fortran/Make-lang.in (F95_HTMLFILES): New.
2477 (fortran.html): Use it.
2478 (fortran.install-html): New.
2479 * Makefile.in (install-html): Add lang.install-html.
2480 * java/Make-lang.in (JAVA_HTMLFILES): New.
2481 (java.html): Use it.
2482 (java.install-html): New.
2483 * objc/Make-lang.in (objc.install-html): New.
2484 * objcp/Make-lang.in (obj-c++.install-html): New.
2485 * cp/Make-lang.in (c++.install-html): New.
2486 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
2487 * lto/Make-lang.in (lto.install-html): New.
2489 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2491 PR lto/42520
2492 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
2494 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
2496 PR rtl-optimization/41862
2497 * store-motion.c (store_killed_in_insn, compute_store_table,
2498 remove_reachable_equiv_notes, replace_store_insn,
2499 build_store_vectors): Ignore all DEBUG_INSNs.
2501 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2503 PR lto/41564
2504 * common.opt: Add dumpdir.
2506 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
2507 isn't specified.
2508 (option_map): Add --dumpdir.
2510 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
2512 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
2514 * opts.c (decode_options): Try dump_dir_name first if
2515 dump_base_name isn't an absolute path.
2516 (common_handle_option): Handle OPT_dumpdir.
2518 * toplev.c (dump_dir_name): New.
2519 (print_switch_values): Also ignore -dumpdir.
2521 * toplev.h (dump_dir_name): New.
2523 2010-01-03 Richard Guenther <rguenther@suse.de>
2525 PR tree-optimization/42589
2526 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
2527 double-word expansion of bswap32.
2529 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
2531 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
2532 with BLOCK_FOR_INSN.
2533 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
2534 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
2535 noce_process_if_block): Likewise.
2536 * gcse.c (compute_local_properties, insert_expr_in_table,
2537 insert_set_in_table, canon_list_insert, find_avail_set,
2538 pre_insert_copy_insn): Likewise.
2540 * basic-block.h (BLOCK_NUM): Move from here...
2541 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
2543 2010-01-03 Richard Guenther <rguenther@suse.de>
2545 PR tree-optimization/42438
2546 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
2547 contains_may_not_return_call flag.
2548 (BB_MAY_NOTRETURN): New.
2549 (valid_in_sets): Trapping nary operations are not valid
2550 in blocks that may not return.
2551 (insert_into_preds_of_block): Remove check for trapping expressions.
2552 (compute_avail): Compute also BB_MAY_NOTRETURN.
2554 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
2556 * doc/invoke.texi: Add 2010 to copyright years.
2558 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
2560 * config/sparc/sparc.c: Fix formatting nits.
2562 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
2563 Alexander Monakov <amonakov@ispras.ru>
2565 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
2567 2010-01-02 Richard Guenther <rguenther@suse.de>
2569 PR middle-end/42577
2570 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
2571 (simplify_switch_using_ranges): Mark to be removed edges
2572 as non-executable.
2574 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2576 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2578 * collect2.c (scan_libraries): Add missing argument in call to
2579 scan_prog_file.
2581 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
2583 PR target/42448
2584 * config/alpha/predicates.md (aligned_memory_operand): Return false
2585 for CQImode.
2586 (unaligned_memory_operand): Return true for CQImode.
2587 * config/alpha/alpha.c (get_aligned_mem): Assert that location
2588 doesn not cross aligned SImode word boundary.
2590 2010-01-02 Anatoly Sokolov <aesok@post.ru>
2592 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
2593 Remove.
2594 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
2595 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
2597 2010-01-02 Richard Guenther <rguenther@suse.de>
2599 PR lto/41597
2600 * toplev.c (compile_file): Emit LTO marker properly. Change
2601 it to __gnu_lto_v1.
2602 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
2604 2010-01-01 Richard Guenther <rguenther@suse.de>
2606 PR debug/42455
2607 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
2609 2010-01-01 Richard Guenther <rguenther@suse.de>
2611 PR c/42570
2612 * c-decl.c (grokdeclarator): For zero-size arrays force
2613 structural equality checks as layout_type does.
2615 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2617 * builtins.c: Update copyright to 2010.
2619 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2621 PR lto/42531
2622 * lto-streamer-out.c (produce_asm): Revert the last change.
2623 (copy_function): Likewise.
2625 * lto-streamer.c (lto_get_section_name): Skip any leading
2626 asterisk in name.
2628 2010-01-01 Richard Guenther <rguenther@suse.de>
2630 PR middle-end/42559
2631 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
2632 for LABEL_DECLs.
2634 \f
2635 Copyright (C) 2010 Free Software Foundation, Inc.
2637 Copying and distribution of this file, with or without modification,
2638 are permitted in any medium without royalty provided the copyright
2639 notice and this notice are preserved.