1 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4 * c-typeck.c (convert_arguments): Print declaration location.
5 * c-common.c (validate_nargs): Rename as
6 builtin_function_validate_nargs.
7 (check_builtin_function_arguments): Update.
9 2010-02-22 Richard Guenther <rguenther@suse.de>
12 * tree-inline.c (declare_return_variable): Use the type of
13 the call stmt lhs if available.
15 2010-02-22 Duncan Sands <baldrick@free.fr>
17 * passes.c (register_pass): Always consider all pass lists when
18 ref_pass_instance_number is zero.
20 2010-02-22 Richard Guenther <rguenther@suse.de>
22 PR tree-optimization/42749
23 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
24 parameter. Do arithmetic in the original type.
25 (update_accumulator_with_ops): Likewise.
26 (adjust_accumulator_values): Adjust.
28 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
30 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
31 (QI to BLKmode splitter): New splitter.
33 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
35 * config/i386/i386.c (initial_ix86_tune_features): Turn on
36 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
38 2010-02-22 Richard Guenther <rguenther@suse.de>
40 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
42 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
44 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
45 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
46 ($(T)crti.o, $(T)crtn.o): Remove rules.
48 2010-02-21 Tobias Burnus <burnus@net-b.de>
51 * doc/invoke.texi (-fassociative-math): Document that this
52 option is automatically enabled for Fortran.
54 2010-02-20 David S. Miller <davem@davemloft.net>
56 * configure.ac: Test if linker and assembler properly support
57 GOTDATA_OP relocations.
59 * config.in: Likewise.
60 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
61 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
62 (movsi_high_pic): Likewise.
63 (movdi_lo_sum_pic): Likewise.
64 (movdi_high_pic): Likewise.
65 (movsi_pic_gotdata_op): New pattern.
66 (movdi_pic_gotdata_op): Likewise.
67 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
68 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
70 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
73 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
75 (xop_mulv2div2di3_high): Ditto.
77 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
80 * c.opt (Wconversion-null): New option.
81 * doc/invoke.texi (Wconversion-null): Document.
83 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
85 * common.opt (Wlarger-than-): Add Undocumented.
87 2010-02-19 Mike Stump <mikestump@comcast.net>
89 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
91 2010-02-19 Jason Merrill <jason@redhat.com>
94 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
95 * configure: Likewise.
97 2010-02-20 Alan Modra <amodra@gmail.com>
100 * cgraph.h (cgraph_make_decl_local): Declare.
101 * cgraph.c (cgraph_make_decl_local): New function.
102 (cgraph_make_node_local): Use it.
103 * cgraphunit.c (cgraph_function_versioning): Likewise.
104 * ipa.c (function_and_variable_visibility): Likewise.
106 2010-02-19 Jakub Jelinek <jakub@redhat.com>
109 * except.c (sjlj_emit_function_enter): Don't call
110 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
112 * rtl.h (add_reg_br_prob_note): Remove prototype.
114 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
117 * c-common.c (conversion_warning): Remove widening conversions
118 before checking the conversion of integers to reals.
120 2010-02-19 Mike Stump <mikestump@comcast.net>
123 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
126 * cgraphunit.c (process_function_and_variable_attributes): Check
127 DECL_PRESERVE_P instead of looking up attribute "used".
128 * ipa-pure-const.c (check_decl): Likewise.
129 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
130 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
131 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
132 instead of attribute "used".
133 * config/sol2-c.c (solaris_pragma_init): Likewise.
134 (solaris_pragma_fini): Likewise.
136 2010-02-19 Jakub Jelinek <jakub@redhat.com>
138 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
139 Use XCNEW instead of xcalloc.
140 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
141 XNEW instead of xmalloc.
142 (get_fields): Use XNEWVEC instead of xmalloc.
145 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
147 (create_new_general_access): For debug stmts just reset value.
148 (get_stmt_accesses): For accesses within debug stmts just record them
149 using add_access_to_acc_sites instead of preventing the peeling or
150 counting them as accesses.
153 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
155 2010-02-19 Richard Guenther <rguenther@suse.de>
157 PR tree-optimization/42916
158 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
161 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
163 * configure.ac: Replace all uses of changequote in macro arguments
166 2010-02-19 Jakub Jelinek <jakub@redhat.com>
169 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
171 2010-02-19 Richard Guenther <rguenther@suse.de>
173 PR tree-optimization/42944
174 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
175 test for aliasing with errno.
177 2010-02-19 Jakub Jelinek <jakub@redhat.com>
180 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
181 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
182 * dojump.c: Include output.h.
183 (inv): New inline function.
184 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
185 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
186 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
187 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
188 argument, pass it down to other calls.
189 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
190 add REG_BR_PROB note to the conditional jump.
191 * cfgexpand.c (add_reg_br_prob_note): Removed.
192 (expand_gimple_cond): Don't call it, add the probability
193 as last argument to jumpif_1/jumpifnot_1.
194 * Makefile.in (dojump.o): Depend on output.h.
195 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
197 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
198 * stmt.c (do_jump_if_equal): Likewise.
199 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
200 * loop-unswitch.c (compare_and_jump_seq): Likewise.
201 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
203 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
204 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
206 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
208 (store_expr): Adjust jumpifnot caller.
209 (store_constructor): Adjust jumpif caller.
212 * gimplify.c (gimple_boolify): For __builtin_expect call
213 gimple_boolify also on its first argument.
215 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
217 * configure.ac (gnu-unique-object): Wrap regexps using [] in
219 (__stack_chk_fail): Ditto. Remove quadrigraphs.
220 * configure: Regenerated.
222 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
224 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
225 lang_hooks.types_compatible_p instead of comptypes.
227 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
229 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
230 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
231 if __prefer_thumb__ is defined.
233 2010-02-18 Martin Jambor <mjambor@suse.cz>
235 PR tree-optimization/43066
236 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
237 array with zero-sized element type.
239 2010-02-18 Jakub Jelinek <jakub@redhat.com>
241 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
242 rtx, allocate struct var_loc_node here and return it to the
243 caller, and only if it is actually needed.
244 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
245 move it earlier and return immediately if it returns NULL.
247 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
249 * config/sparc/gas.h: New file. Restore
250 TARGET_ASM_NAMED_SECTION to its ELF default.
251 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
253 * config/sparc/sparc.c (sparc_elf_asm_named_section):
254 Likewise. Add ATTRIBUTE_UNUSED to prototype.
255 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
258 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
260 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
262 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
264 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
265 patterns from predicated pattern.
267 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
270 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
271 for insn mnemonic suffix.
273 2010-02-17 Richard Guenther <rguenther@suse.de>
275 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
278 2010-02-17 Jakub Jelinek <jakub@redhat.com>
281 * caller-save.c (save_call_clobbered_regs): If BB ends with
282 a DEBUG_INSN, move any notes in between last real insn and the last
283 DEBUG_INSN after the last DEBUG_INSN.
285 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
287 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
288 Fix return type. Fix argument type. Explain meaning of return value.
290 2010-02-16 Richard Guenther <rguenther@suse.de>
292 PR tree-optimization/41043
293 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
294 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
296 (vrp_visit_phi_node): ... but only for loop PHI nodes.
298 2010-02-16 Ira Rosen <irar@il.ibm.com>
300 PR tree-optimization/43074
301 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
302 * tree-vect-loop.c (vect_analyze_loop_operations): Add
303 vectorizable cycles in hybrid SLP check.
304 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
306 2010-02-16 Richard Guenther <rguenther@suse.de>
308 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
309 (true_dependence): If memrefs_conflict_p computes must-alias
310 trust it. Move TBAA check after offset-based disambiguation.
311 (canon_true_dependence): Likewise.
313 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
315 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
316 * doc/invoke.texi: Document it.
317 * var-tracking.c: Include toplev.h and params.h.
318 (vt_find_locations): Return bool indicating success. Compute
319 hash sizes unconditionally. Check new parameter, report.
320 (variable_tracking_main_1): Check vt_find_locations results and
321 retry. Renamed from...
322 (variable_tracking_main): ... this. New wrapper to preserve
323 flag_var_tracking_assignments.
324 * Makefile.in (var-tracking.o): Adjust dependencies.
326 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
327 Jakub Jelinek <jakub@redhat.com>
330 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
331 if weak_import attribute is present.
332 * config/darwin.c (machopic_select_section): Likewise.
334 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
336 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
337 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
338 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
339 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
341 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
343 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
346 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
347 Rewrite text to refer to the names.
349 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
351 * config/i386/i386-builtin-types.def
352 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
353 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
354 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
355 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
356 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
357 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
358 IX86_BUILTIN_VPERMIL2PS256.
359 (MULTI_ARG_4_DF2_DI_I): Defined.
360 (MULTI_ARG_4_DF2_DI_I1): Defined.
361 (MULTI_ARG_4_SF2_SI_I): Defined.
362 (MULTI_ARG_4_SF2_SI_I1): Defined.
363 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
364 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
365 __builtin_ia32_vpermil2ps256.
366 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
367 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
368 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
369 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
370 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
371 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
372 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
373 CODE_FOR_xop_vpermil2v8sf3.
374 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
375 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
376 * config/i386/xopintrin.h (_mm_permute2_pd): New.
377 (_mm256_permute2_pd): New.
378 (_mm_permute2_ps): New.
379 (_mm256_permute2_ps): New.
381 2010-02-15 Nick Clifton <nickc@redhat.com>
383 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
384 boolean parameters. Use emit_jump_insn when emitting a pop
385 instruction containing a return insn.
386 (push): Use 'true' rather than '1' as second parameter to F.
387 (h8300_expand_prologue): Likewise.
388 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
389 (h8300_expand_epilogue): Likewise.
391 2010-02-15 Richard Guenther <rguenther@suse.de>
394 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
397 2010-02-15 Nick Clifton <nickc@redhat.com>
399 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
402 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
404 * intl.c (fake_ngettext): New function.
405 * intl.h (fake_ngettext): Declare.
406 (ngettext): Define macro.
407 * collect2.c (notice_translated): New function.
408 (main): Use notice_translated and ngettext.
409 * collect2.h (notice_translated): Declare.
411 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
413 * reorg.c (delete_computation): Comment fixes.
414 * caller-save.c (setup_save_areas): Idem.
415 * sel-sched-dump.c (dump_lv_set): Idem.
418 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
420 * config/s390/s390.c (s390_sched_init): New function.
421 (TARGET_SCHED_INIT): Target hook defined.
423 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
424 Jack Howarth <howarth@bromo.med.uc.edu>
425 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
428 Partial revert of unintended change in fix for PR41605.
429 * config/darwin.h: Fix typo.
430 * config/darwin9.h: Same.
432 2010-02-11 Jakub Jelinek <jakub@redhat.com>
434 * c-pch.c (pch_init): Clear v.
436 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
439 * graphite-scop-detection.c (graphite_can_represent_scev): Call
440 graphite_can_represent_init for MULT_EXPR.
442 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
446 * graphite-sese-to-poly.c (remove_phi): New.
447 (translate_scalar_reduction_to_array): Call remove_phi.
449 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
452 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
453 * graphite-clast-to-gimple.h (gloog): Update declaration.
454 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
455 * graphite-poly.h (struct poly_bb): Add missing comments.
456 (struct scop): Add poly_scop_p field.
458 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
459 * graphite.c (graphite_transform_loops): Build the polyhedral
460 representation for each scop before code generation.
461 * sese.c (rename_variables_in_operand): Removed.
462 (rename_variables_in_expr): Return the renamed expression.
463 (rename_sese_parameters): New.
464 * sese.h (rename_sese_parameters): Declared.
466 2010-02-11 Richard Guenther <rguenther@suse.de>
468 PR tree-optimization/42998
469 * tree-ssa-pre.c (create_expression_by_pieces): Treat
470 POINTER_PLUS_EXPR properly.
472 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
473 Changpeng Fang <changpeng.fang@amd.com>
476 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
477 the cost of an IV candidate when the IV is used in a test against zero.
479 * gcc.dg/tree-ssa/ivopts-3.c: New.
481 2010-02-11 Richard Guenther <rguenther@suse.de>
484 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
485 pointer-vs-decl case by swapping refs. Handle some cases
486 of pointer-vs-decl disambiguations more conservatively.
487 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
488 to false after expanding.
490 2010-02-11 Richard Guenther <rguenther@suse.de>
493 * gcc.c (process_command): Handle LTO file@offset case more
496 2010-02-11 Jakub Jelinek <jakub@redhat.com>
498 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
499 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
501 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
503 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
504 if MEM's mode size isn't DWARF2_ADDR_SIZE.
505 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
506 Optimize eq/ne comparisons when both arguments are known to be
508 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
509 Don't mask operands unnecessarily if they are known to be already
512 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
514 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
517 2010-02-10 Richard Guenther <rguenther@suse.de>
519 PR tree-optimization/43017
520 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
521 for wrapping signed arithmetic.
523 2010-02-10 Jakub Jelinek <jakub@redhat.com>
526 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
527 if no debug info should be emitted for it.
529 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
531 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
532 note when flag_exceptions is set.
534 2010-02-10 Duncan Sands <baldrick@free.fr>
536 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
538 2010-02-10 Richard Guenther <rguenther@suse.de>
541 * tree.c (get_unwidened): Handle constants.
542 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
544 2010-02-10 Martin Jambor <mjambor@suse.cz>
547 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
548 check for variable argument counts independently.
550 2010-02-10 Christian Bruel <christian.bruel@st.com>
553 * config/sh/sh.c (find_barrier): Increase length for non delayed
554 conditional branches.
556 2010-02-10 Christian Bruel <christian.bruel@st.com>
558 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
560 2010-02-10 Jakub Jelinek <jakub@redhat.com>
562 * builtins.c (set_builtin_user_assembler_name): Also handle
563 ffs if int is smaller than word.
565 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
568 * ira-conflicts.c (get_dup): Remove.
569 (process_reg_shuffles): Add new parameter. Use it as an
570 additional guard for copy generation.
571 (add_insn_allocno_copies): Rewrite.
573 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
575 * common.opt (fsched2-use-traces): Preserved for backward
577 * doc/invoke.texi: Remove the documentation about option
579 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
580 flag_sched2_use_traces.
581 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
582 the backward compatibility flag section.
584 2010-02-09 Richard Guenther <rguenther@suse.de>
586 PR tree-optimization/43008
587 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
588 make HEAP variables initialized from global memory if they
589 are not known builtin functions.
590 (find_func_aliases): Adjust.
592 2010-02-09 Richard Guenther <rguenther@suse.de>
594 PR tree-optimization/43000
595 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
598 2010-02-08 Jakub Jelinek <jakub@redhat.com>
600 PR tree-optimization/42931
601 * tree-loop-linear.c (try_interchange_loops): Don't call
602 double_int_mul if estimated_loop_iterations failed.
604 2010-02-08 Martin Jambor <mjambor@suse.cz>
607 * tree-sra.c (build_accesses_from_assign): Do not mark in
608 should_scalarize_away_bitmap if stmt has volatile ops.
609 (sra_modify_assign): Do not process assigns piecemeal if if stmt
612 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
614 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
616 2010-02-07 Adam Nemet <adambnmet@gmail.com>
618 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
621 2010-02-07 Andrew Pinski <pinskia@gmail.com>
624 * df-core.c (df_finish_pass): Change type of saved_flags to int.
626 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
629 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
630 to unknown_dependence.
631 (graphite_legal_transform_dr): Handle the unknown_dependence.
632 (graphite_carried_dependence_level_k): Same.
634 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
636 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
638 2010-02-07 Richard Guenther <rguenther@suse.de>
641 * expr.c (get_inner_reference): Always initialize *pbitsize.
643 2010-02-07 Richard Guenther <rguenther@suse.de>
646 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
647 new ARRAY_REFs on variable size element or minimal index arrays.
649 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
650 gimple_fold_indirect_ref.
652 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
655 * arm.c (arm_override_options): Just return if the user has specified
658 2010-02-03 Jason Merrill <jason@redhat.com>
661 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
662 i386_pe_maybe_record_exported_symbol.
664 2010-02-05 Steve Ellcey <sje@cup.hp.com>
667 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
668 (pa_delegitimize_address): New function.
670 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
672 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
673 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
675 2010-02-05 Richard Guenther <rguenther@suse.de>
678 * lto-streamer-in.c (get_resolution): Deal with references
679 to undefined functions.
681 2010-02-05 Richard Guenther <rguenther@suse.de>
683 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
684 (fold_const_aggregate_ref): Likewise.
685 (ccp_fold_stmt): Substitute loads.
686 (maybe_fold_reference): Verify types before substituting.
688 (fold_gimple_assign): Unshare properly.
689 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
691 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
693 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
694 for rs6000_gen_cell_microcode.
696 2010-02-04 Richard Guenther <rguenther@suse.de>
698 PR rtl-optimization/42952
699 * dse.c (const_or_frame_p): Remove MEM handling.
701 2010-02-04 Nick Clifton <nickc@redhat.com>
703 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
704 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
705 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
706 (mn10300_asm_output_mi_thunk): New function.
707 (mn10300_can_output_mu_thunk): New function.
708 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
709 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
710 (FUNCTION_ARG): Delete incorrect comment.
712 2010-02-03 Jason Merrill <jason@redhat.com>
715 * fold-const.c (operand_equal_p): Handle erroneous types.
717 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
719 * config/h8300/h8300.md (can_delay): Fix attibute condition.
721 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
723 PR rtl-optimization/42941
724 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
727 2010-02-03 Jason Merrill <jason@redhat.com>
730 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
732 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
735 * cselib.h (struct cselib_val_struct): Add uid. Rename value to
737 (cselib_reset_table): Renamed from...
738 (cselib_reset_table_with_next_value): ... this.
739 (cselib_get_next_uid): Renamed from...
740 (cselib_get_next_unknown_value): ... this.
741 * cselib.c (next_uid): Renamed from...
742 (next_unknown_value): ... this.
743 (cselib_clear_table): Adjust.
744 (cselib_reset_table): Adjust. Renamed from...
745 (cselib_reset_table_with_next_value): ... this.
746 (cselib_get_next_uid): Adjust. Renamed from...
747 (cselib_get_next_unknown_value): ... this.
748 (get_value_hash): Use hash.
749 (cselib_hash_rtx): Likewise.
750 (new_cselib_val): Adjust. Set and dump uid.
751 (cselib_lookup_mem): Pass next_uid as hash.
752 (cselib_subst_to_values): Likewise.
753 (cselib_log_lookup): Dump uid.
754 (cselib_lookup): Pass next_uid as hash. Adjust.
755 (cselib_process_insn): Adjust.
756 (cselib_init): Initialize next_uid.
757 (cselib_finish): Adjust.
758 (dump_cselib_table): Likewise.
759 * dse.c (canon_address): Dump value uid.
760 * print-rtl.c (print_rtx): Print value uid.
761 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
763 (dv_uid): New function, sort of renamed from...
764 (dv_htab_hash): ... this, reimplemented in terms of it and...
765 (dv_uid2hash): ... this. New.
766 (variable_htab_eq): Drop excess assertions.
767 (tie_break_pointers): Removed.
768 (canon_value_cmp): Compare uids.
769 (variable_post_merge_New_vals): Print uids.
770 (vt_add_function_parameters): Adjust.
771 (vt_initialize): Reset table. Adjust.
773 2010-02-03 Richard Guenther <rguenther@suse.de>
775 PR tree-optimization/42944
776 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
777 (call_may_clobber_ref_p_1): Likewise. Properly handle
778 malloc and calloc clobbering errno.
780 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
782 * doc/invoke.texi: Fix name of sched1 dump.
784 * opts.c (decode_options): Set flag_tree_switch_conversion
785 only conditionally on optimize >= 2.
787 * gcse.c: Assorted comment fixes in pass description.
789 2010-02-03 Anthony Green <green@moxielogic.com>
791 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
792 nop padding in order to maintain alignment of storage location of
793 target function address.
794 (moxie_trampoline_init): Store target function address at newly
796 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
798 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
800 2010-02-03 Richard Guenther <rguenther@suse.de>
803 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
805 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
807 * config.gcc: Reenable check for obsolete targets.
808 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
809 mips-sgi-irix6.[0-4]*.
811 2010-02-02 Nick Clifton <nickc@redhat.com>
813 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
814 constant size of 4 as being the same as 0.
815 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
816 can take values in the range 0..4.
818 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
821 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
822 as _darwin10_Unwind_FindEnclosingFunction().
823 * libgcc-libsystem.ver: New.
825 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
828 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
829 implicitly set registers.
831 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
833 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
834 (arm_override_options): Allow automatic selection of the thread
835 pointer register if thumb2.
836 (legitimize_pic_address): Improve code sequences for Thumb2.
837 (arm_call_tls_get_addr): Likewise.
838 (legitimize_tls_address): Likewise.
839 * arm.md (pic_load_addr_arm): Delete. Replace with ...
840 (pic_load_addr_32bit): ... this. New named pattern.
841 * thumb2.md (pic_load_addr_thumb2): Delete.
842 (pic_load_dot_plus_four): Delete.
843 (tls_load_dot_plus_four): New named pattern.
845 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
848 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
849 Document fix for TLS bug.
851 2010-01-31 Richard Guenther <rguenther@suse.de>
853 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
854 conservatively correct.
856 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
860 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
862 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
864 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
866 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
868 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
870 * config.gcc: Adjust order of makefile fragments for mingw targets.
872 2010-01-31 Richard Guenther <rguenther@suse.de>
875 * gimplify.c (gimplify_init_constructor): For volatile LHS
876 initialize a temporary.
878 2010-01-31 Matthias Klose <doko@ubuntu.com>
880 * configure.ac: Fix __stack_chk_fail check for cross builds configured
882 * configure: Regenerate.
884 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
886 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
887 the same alias set and their sizes different constantness.
888 (aliasing_component_refs_p): Revert 2009-10-24 change.
890 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
892 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
895 2010-01-29 Richard Guenther <rguenther@suse.de>
897 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
898 Assert we successfully updated the call.
900 2010-01-29 Jakub Jelinek <jakub@redhat.com>
902 PR rtl-optimization/42889
903 * df.h (df_set_bb_dirty_nonlr): New prototype.
904 * df-core.c (df_set_bb_dirty_nonlr): New function.
905 * df-scan.c (df_insn_rescan): Call it instead of
906 df_set_bb_dirty for DEBUG_INSNs.
908 2010-01-29 Richard Guenther <rguenther@suse.de>
911 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
912 quadratic behavior in most cases.
914 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
917 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
918 in the call to gen_x86_movsicc_0_m1.
920 2010-01-28 Richard Guenther <rguenther@suse.de>
922 PR tree-optimization/42871
923 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
925 2010-01-28 Richard Guenther <rguenther@suse.de>
927 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
930 2010-01-28 Richard Guenther <rguenther@suse.de>
933 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
934 the forwarder if the destination is an EH landing pad.
936 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
938 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
939 block list passed to gimple_duplicate_sese_tail.
940 (parallelize_loops): Avoid parallelization when the function
942 Avoid parallelization when the preheader is IRREDUCIBLE.
943 Try to optimize when estimated_loop_iterations_int is unresolved.
944 Add the loop's location to the dump file.
945 * tree-cfg.c (add_phi_args_after_redirect): Remove.
946 (gimple_duplicate_sese_tail): Remove the check for the latch.
947 Redirect nexits to the exit block.
948 Remove handling of the incoming edges to the latch.
949 Redirect the backedge from the copied latch to the exit bb.
951 2010-01-28 Michael Matz <matz@suse.de>
954 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
955 Wrap force_reg into a sequence, emit it before user.
957 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
959 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
961 (arm_legacy_rev): Likewise.
962 (thumb_legacy_rev): Likewise.
964 2010-01-27 Jakub Jelinek <jakub@redhat.com>
966 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
967 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
968 on MEM's address failed, try avoid_constant_pool_reference and
969 recurse if it returned something different.
970 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
971 address, try avoid_constant_pool_reference and recurse if it
972 returned something different.
973 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
974 address and avoid_constant_pool_reference returned something
975 different, don't set have_address.
977 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
980 * var-tracking.c (val_store): Add modified argument, obey it.
982 (count_uses): Move down logging of main.
983 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
984 don't need resolution.
985 (emit_notes_in_bb): Likewise.
987 2010-01-27 Richard Guenther <rguenther@suse.de>
990 * tree-inline.c (remap_decl): Delay remapping of SSA name
991 default definitions until we need them.
993 2010-01-27 Jakub Jelinek <jakub@redhat.com>
995 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
996 (rs6000_delegitimize_address): New function.
998 * config/s390/s390.c (s390_delegitimize_address): Call
999 delegitimize_mem_from_attrs.
1002 * tree-inline.c (cannot_copy_type_1): Removed.
1003 (copy_forbidden): Don't forbid copying of functions containing
1004 records/unions with variable length fields.
1006 2010-01-27 Christian Bruel <christian.bruel@st.com>
1010 * config/sh/sh.c (find_barrier): Increase length for non delayed
1011 conditional branches.
1013 2010-01-27 Matthias Klose <doko@ubuntu.com>
1015 * configure.ac (gnu-unique-object): Fix ldd version check.
1016 * configure: Regenerate.
1018 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1020 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
1022 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
1023 Test for HAVE_GNU_AS value.
1025 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1027 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
1028 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
1029 INT64_TYPE): Define.
1030 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1031 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1032 INT_LEAST64_TYPE): Define.
1033 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1034 UINT_LEAST64_TYPE): Define.
1035 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
1036 INT_FAST64_TYPE): Define.
1037 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1038 UINT_FAST64_TYPE): Define.
1039 (INTMAX_TYPE, UINTMAX_TYPE): Define.
1040 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1041 (SIG_ATOMIC_TYPE): Define.
1043 2010-01-26 Richard Guenther <rguenther@suse.de>
1045 * df-scan.c (df_scan_set_bb_info): Remove assert.
1046 (df_insn_rescan_debug_internal): Merge asserts.
1047 (df_install_ref): Likewise.
1048 (df_mark_reg): Use bitmap_set_range.
1049 (df_hard_reg_used_p): Remove assert.
1050 (df_hard_reg_used_count): Likewise.
1052 2010-01-26 Richard Guenther <rguenther@suse.de>
1054 PR rtl-optimization/42685
1055 * web.c (web_main): Ignore DEBUG_INSNs.
1057 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
1059 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
1061 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
1062 Fix types of fndecl and arglist parameters.
1064 2010-01-26 Richard Guenther <rguenther@suse.de>
1067 * tree-eh.c (unsplit_eh): Skip debug insns.
1069 2010-01-26 Richard Guenther <rguenther@suse.de>
1071 PR tree-optimization/42250
1072 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
1074 2010-01-26 Jakub Jelinek <jakub@redhat.com>
1077 * omp-low.c (expand_omp_sections): Only use single_pred if
1078 l2_bb is single_pred_p.
1080 2010-01-25 Christian Bruel <christian.bruel@st.com>
1083 * config/sh/sh.c (find_barrier): Increase length for non delayed
1084 conditional branches.
1085 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
1087 2010-01-24 David S. Miller <davem@davemloft.net>
1089 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
1090 define if not using GAS.
1091 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1092 Likewise. Delete SECTION_MERGE code, which is only applicable
1095 2010-01-24 Mark Mitchell <mark@codesourcery.com>
1098 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
1099 mangling of va_list in system headers.
1101 2010-01-23 Toon Moene <toon@moene.org>
1103 * tree-predcom.c (combine_chains): Return NULL, not false.
1105 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
1107 * tree-loop-distribution.c (distribute_loop): Fix declaration and
1108 initialization of variable res to agree with return type.
1110 2010-01-22 Steve Ellcey <sje@cup.hp.com>
1112 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
1113 * tree-sra.c: Add include of expr.h.
1115 2010-01-22 Jakub Jelinek <jakub@redhat.com>
1117 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
1118 insert the debug stmt on the single non-EH edge from the stmt.
1120 2010-01-22 Richard Henderson <rth@redhat.com>
1123 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
1124 the RHS until after generate_subtree_copies has insertted its
1125 code before the current statement.
1127 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
1129 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
1131 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
1133 2010-01-21 Martin Jambor <mjambor@suse.cz>
1135 PR tree-optimization/42585
1136 * tree-sra.c (struct access): New field grp_total_scalarization.
1137 (dump_access): Dump the new field.
1138 (should_scalarize_away_bitmap): New variable.
1139 (cannot_scalarize_away_bitmap): Likewise.
1140 (sra_initialize): Allocate new bitmaps.
1141 (sra_deinitialize): Free new bitmaps.
1142 (create_access_1): New function.
1143 (create_access): Parts moved to create_access_1.
1144 (type_consists_of_records_p): New function.
1145 (completely_scalarize_record): Likewise.
1146 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
1147 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
1148 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
1150 (analyze_all_variable_accesses): Completely scalarize small eligible
1153 2010-01-21 Martin Jambor <mjambor@suse.cz>
1155 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
1157 2010-01-21 Andrew Haley <aph@redhat.com>
1159 * gcc.c (process_command): Move lang_specific_driver before
1160 setting cc_libexec_prefix.
1162 2010-01-21 Richard Guenther <rguenther@suse.de>
1165 * fold-const.c (negate_expr_p): Pretend only negative
1166 real constants are easily negatable.
1168 2010-01-20 Janis Johnson <janis187@us.ibm.com>
1169 Jason Merrill <jason@redhat.com>
1171 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
1172 (TYPE_TRANSPARENT_AGGR): this, for union and record.
1173 * calls.c (initialize argument_information): Handle it.
1174 * c-common.c (handle_transparent_union_attribute): Use new name.
1175 * c-decl.c (finish_struct): Ditto.
1176 * c-typeck.c (type_lists_compatible_p): Ditto.
1177 (convert_for_assignment): Use new name and also handle record.
1178 * function.c (aggregate_value_p): Handle it.
1179 (pass_by_reference): Ditto.
1180 (assign_parm_data_types): Ditto.
1181 * print-tree.c (print_node): Ditto.
1182 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
1183 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
1184 * tree.c (first_field): New fn.
1186 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1189 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
1190 even when linking statically, for now.
1192 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1195 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
1196 without a cselib val.
1197 (count_uses): Accept MO_VAL_SET with no val on stores.
1198 (add_stores): Likewise.
1200 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1202 * var-tracking.c (check_value_val): Add a compile time assertion.
1203 (dv_is_decl_p): Simplify.
1204 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
1205 gcc_assert if ENABLE_CHECKING.
1207 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1210 * var-tracking.c: Include tree-flow.h.
1211 (mem_dies_at_call): New.
1212 (dataflow_set_preserve_mem_locs): Use it.
1213 (dataflow_set_remove_mem_locs): Likewise.
1214 (dump_var): Renamed from dump_variable. Adjust all callers.
1215 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
1216 * Makefile.in (var-tracking.o): Adjust deps.
1218 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
1220 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
1222 2010-01-20 Richard Guenther <rguenther@suse.de>
1224 PR tree-optimization/42717
1225 * tree-ssa-dce.c (get_live_post_dom): Remove.
1226 (forward_edge_to_pdom): Take an arbitrary edge to copy
1227 degenerate PHI args from.
1228 (remove_dead_stmt): Use the first post-dominator even if it
1229 does not contain live statements as redirection destination.
1231 2010-01-20 Richard Guenther <rguenther@suse.de>
1233 * tree-inline.c (estimate_num_insns): Handle EH builtins.
1235 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1237 * sel-sched.c (create_speculation_check): Remove set but not used
1239 (try_transformation_cache): Remove set but not used variable ds.
1240 (calculate_privileged_insns): Remove set but not used variables
1241 cur_insn and min_spec_insn.
1242 (find_best_expr): Remove set but not used variable avail_n.
1243 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
1245 * cgraphunit.c (assemble_thunk): Remove set but not used variable
1247 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
1248 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
1251 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
1254 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
1255 cpu types. Add support for *-sse3 cpu types.
1256 (x86_64-*-*): Ditto.
1258 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1261 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
1262 argument, call initializer_constant_valid_p_1 instead of
1263 initializer_constant_valid_p, pass CACHE to it, return NULL
1264 immediately if first call returns NULL.
1265 (initializer_constant_valid_p_1): New function.
1266 (initializer_constant_valid_p): Use it.
1268 2010-01-20 Thomas Quinot <quinot@adacore.com>
1270 * tree.def (PLACEHOLDER_EXPR): Fix comment.
1272 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1274 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
1275 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
1276 (loc_list_from_tree): Don't handle unsigned division. Handle
1277 signed modulo using DW_OP_{over,over,div,mul,minus}.
1278 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
1279 modulo instead of signed.
1281 2010-01-20 DJ Delorie <dj@redhat.com>
1283 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
1285 (h8300_emit_stack_adjustment): Propogate it.
1287 (h8300_expand_prologue): Likewise.
1288 (h8300_expand_epilogue): Likewise.
1290 2010-01-19 Michael Matz <matz@suse.de>
1292 PR tree-optimization/41783
1293 * tree-data-ref.c (toplevel): Include flags.h.
1294 (dump_data_dependence_relation): Also dump the inputs if the
1295 result will be unknown.
1296 (split_constant_offset_1): Look through some conversions.
1297 * tree-predcom.c (determine_roots_comp): Restart a new chain if
1298 the offset from last element is too large.
1299 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
1300 (reassociate_to_the_same_stmt): Handle vector registers.
1301 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
1303 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
1304 wide_prolog_niters argument, emit widening instructions.
1305 (vect_do_peeling_for_alignment): Adjust caller, use widened
1306 variant of the iteration cound.
1307 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
1309 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1312 * config/arm/neon-testgen.m (emit_automatics): New parameter
1313 features. Adjust for Fixed_return_reg feature.
1314 (test_intrinsic): Call emit_automatics with new feature.
1315 * config/arm/neon.ml: Update copyright years.
1316 (features): New Fixed_return_reg feature.
1317 (ops): Update feature for Vget_low.
1319 2010-01-19 Jakub Jelinek <jakub@redhat.com>
1321 PR tree-optimization/42719
1322 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
1326 * fwprop.c (all_uses_available_at): Return false if def_set dest
1327 is a REG that is used in def_insn.
1329 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
1331 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
1333 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
1336 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
1338 * target.h (struct gcc_target) <secondary_reload>: Change type
1339 of last argument to secondary_reload_info *.
1341 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
1344 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
1345 memory references with unaligned offsets. Remove CQImode handling.
1346 (unaligned_memory_operand): Return 1 for memory references with
1347 unaligned offsets. Remove CQImode handling.
1349 2010-01-18 Richard Guenther <rguenther@suse.de>
1352 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
1355 2010-01-18 Richard Guenther <rguenther@suse.de>
1357 PR tree-optimization/42781
1358 * tree-ssa-structalias.c (find_what_var_points_to): Skip
1359 restrict processing only if the original variable was artificial.
1361 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
1363 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
1364 find number of popped argument bytes.
1366 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
1367 Fix the text that describes the return value for invalid insns.
1369 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
1371 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
1372 Clarify what 'cost of the -dependence' is. Fix quoting.
1374 * toplev.c (default_get_pch_validity): Rename argument to "sz".
1375 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
1377 2010-01-17 Jakub Jelinek <jakub@redhat.com>
1379 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1380 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
1382 2010-01-17 Richard Guenther <rguenther@suse.de>
1385 * function.c (split_complex_args): Take a VEC to modify.
1386 (assign_parms_augmented_arg_list): Build a VEC instead of
1387 a chain of PARM_DECLs.
1388 (assign_parms_unsplit_complex): Take a VEC of arguments.
1389 Do not fixup unmodified parms.
1390 (assign_parms): Deal with the VEC.
1391 (gimplify_parameters): Likewise.
1393 2010-01-17 Richard Guenther <rguenther@suse.de>
1395 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
1396 node existence check.
1397 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
1398 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
1399 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
1400 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
1401 (gimple_execute_on_growing_pred): Likewise.
1403 2010-01-17 Richard Guenther <rguenther@suse.de>
1405 PR tree-optimization/42773
1406 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
1407 (compute_antic_aux): Likewise.
1408 (compute_partial_antic_aux): Likewise.
1410 2010-01-17 Jie Zhang <jie.zhang@analog.com>
1413 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
1416 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
1418 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
1421 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
1422 Fix markup for strict argument.
1424 (TARGET_SCHED_REORDER2): Fix argument types.
1426 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
1427 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
1429 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
1430 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
1432 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
1435 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
1436 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
1437 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
1438 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
1439 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
1441 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
1443 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
1445 (TARGET_ASM_RELOC_RW_MASK): Add return type.
1446 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
1448 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
1450 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
1453 (TARGET_ASM_NAMED_SECTION): Fix argument list.
1455 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
1456 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
1458 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
1460 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
1462 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
1463 referring to it. Fix language.
1465 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
1467 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
1469 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
1471 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
1473 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
1474 '@var{stream}. Remove stray 'and'.
1476 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
1478 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
1480 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
1482 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
1483 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
1485 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
1486 Fix description of return value.
1487 Rename argument "sz" to "len."
1489 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
1490 Clarify meaning of 'true' return value.
1492 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
1494 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
1495 rep_mode versus mode_rep.
1497 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
1499 (TARGET_BUILTIN_DECL): Fix name.
1501 (TARGET_COMMUTATIVE_P): Fix type of first argument.
1503 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
1505 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
1507 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
1509 (TARGET_RELAXED_ORDERING): Use @deftypevr.
1511 (TARGET_GET_DRAP_RTX): Note that this is a hook.
1514 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
1515 Rename argument tm_fn to md_fn.
1517 (TARGET_OPTION_PRINT): Fix argument list.
1519 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
1522 * config/i386/i386.c (ix86_fixup_binary_operands):
1523 Revert FMA4 fixup of operands.
1525 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1528 * Makefile.in (write_entries_to_file, install-plugin):
1529 Use \012 instead of \n with tr.
1531 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
1533 * configure.ac (HAVE_AS_REF): New C macro.
1534 * configure: Regenerate.
1535 * config.in: Likewise.
1536 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
1538 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
1541 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
1543 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
1545 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
1547 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
1549 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
1551 (TARGET_IN_SMALL_DATA_P): Fix argument type.
1553 (TARGET_BINDS_LOCAL_P): Fix argument type.
1555 (TARGET_ASM_FILE_END): Use prototype.
1557 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
1559 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
1561 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
1563 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
1565 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
1566 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
1568 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
1569 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
1571 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
1572 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1573 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
1574 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1576 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
1578 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
1580 (TARGET_INIT_BUILTINS): Use prototype.
1582 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1583 Put 'const char *' in braces. Fix parameter types.
1584 (TARGET_INVALID_CONVERSION): Fix parameter types.
1585 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
1586 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
1588 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
1591 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
1593 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
1595 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
1597 * doc/tm.texi (TARGET_HELP): Fix return type.
1599 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
1600 in braces. Fix argument types.
1602 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
1604 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
1606 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
1608 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
1609 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
1611 (TARGET_MANGLE_TYPE): Fix argument types.
1613 (TARGET_IRA_COVER_CLASSES): Use prototype.
1615 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
1617 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
1619 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
1621 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
1623 (TARGET_CALLEE_COPIES): Fix argument types.
1625 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
1627 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
1629 (TARGET_FUNCTION_VALUE): Fix argument types.
1631 (TARGET_RETURN_IN_MSB): Fix argument type.
1633 (TARGET_RETURN_IN_MEMORY): Fix argument types.
1635 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
1637 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
1639 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
1640 agree with return type.
1642 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
1644 2010-01-15 Jing Yu <jingyu@google.com>
1646 PR rtl-optimization/42691
1647 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
1648 a pseudo to a constant and are merged, and adjust comments.
1650 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
1652 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
1654 2010-01-15 Richard Guenther <rguenther@suse.de>
1657 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
1658 labels of computed or non-local gotos to the destination.
1659 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
1660 landing pad label is the first label.
1662 2010-01-15 Richard Guenther <rguenther@suse.de>
1664 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
1666 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1669 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
1670 to allow generation of the xssqrtdp instruction on power7.
1671 (sqrtdf2_fpr): Ditto.
1673 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1676 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
1677 functions with noreturn attribute.
1680 * varasm.c (declare_weak): Add weak attribute to decl if it
1681 doesn't have one already.
1682 (assemble_external): Only add decls to weak_decls if they also
1683 have weak attribute.
1685 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
1687 * var-tracking.c (var_reg_delete): Don't delete the association
1688 between REGs and values or one-part variables if the register
1691 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1694 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
1695 because its first operand is a non-localized variable.
1697 2010-01-14 Martin Jambor <mjambor@suse.cz>
1699 PR tree-optimization/42706
1700 * tree-sra.c (encountered_recursive_call): New variable.
1701 (encountered_unchangable_recursive_call): Likewise.
1702 (sra_initialize): Initialize both new variables.
1703 (callsite_has_enough_arguments_p): New function.
1704 (scan_function): Call decl and flags check only for IPA-SRA, check
1705 whether there is a recursive call and whether it has enough arguments.
1706 (all_callers_have_enough_arguments_p): New function.
1707 (convert_callers): Look for recursive calls only when
1708 encountered_recursive_call is set.
1709 (ipa_early_sra): Bail out either if
1710 !all_callers_have_enough_arguments_p or
1711 encountered_unchangable_recursive_call.
1713 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1715 * sel-sched.c: Add 2010 to copyright years.
1716 * sel-sched-ir.c: Likewise.
1717 * sel-sched-ir.h: Likewise.
1719 2010-01-14 Martin Jambor <mjambor@suse.cz>
1721 PR tree-optimization/42714
1722 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
1723 constructors specially.
1725 2010-01-14 Andi Kleen <ak@linux.intel.com>
1727 * config/i386/drivers-i386.c (detect_caches_intel):
1728 Add l2sizekb parameter and fill in.
1729 (host_detect_local_cpu): Add l2sizekb, fill in.
1730 Add Atom small cache heuristic.
1732 2010-01-14 Andi Kleen <ak@linux.intel.com>
1734 * config/i386/drivers-i386.c (detect_caches_cpuid4):
1735 Add level3 parameter and fill in.
1736 (detect_caches_intel): Handle level3 cache.
1738 2010-01-14 Andi Kleen <ak@linux.intel.com>
1740 * config/i386/drivers-i386.c (host_detect_local_cpu):
1741 Fix core duo detection.
1743 2010-01-14 Andi Kleen <ak@linux.intel.com>
1745 * config/i386/drivers-i386.c (host_detect_local_cpu):
1748 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1750 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
1751 (rs6000_variable_issue_1): this. Use...
1752 (rs6000_variable_issue): here. Reimplement. Print debug info.
1754 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1756 * sel-sched-ir.c (sel_restore_other_notes): Rename to
1757 sel_restore_notes. Update all callers. Call reemit_notes
1760 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1762 PR rtl-optimization/42246
1763 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
1766 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1768 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
1769 all successors is the same as number of successors in current region.
1771 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1773 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
1774 to rename is not separable. Otherwise check that its LHS is not NULL.
1776 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1778 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
1780 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1782 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
1783 available registers when failed to discover LHS register class.
1784 Fix indentation. Update comment.
1786 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1787 Alexander Monakov <amonakov@ispras.ru>
1789 PR rtl-optimization/42389
1790 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
1792 (advance_state_on_fence): Likewise.
1793 (sel_target_adjust_priority): Print debug output only when
1794 sched_verbose >= 4, not 2.
1795 (get_expr_cost): Do not issue all unique insns on the next cycle.
1796 (fill_insns): Initialize can_issue_more from the value saved
1798 * sel-sched-ir.c (flist_add): New parameter issue_more.
1799 Init FENCE_ISSUE_MORE with it.
1800 (merge_fences): Likewise.
1801 (init_fences): Update call to flist_add.
1802 (add_to_fences, add_clean_fence_to_fences)
1803 (add_dirty_fence_to_fences): Likewise.
1804 (move_fence_to_fences): Update call to merge_fences.
1805 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
1807 * sel-sched-ir.h (struct _fence): New field issue_more.
1808 (FENCE_ISSUE_MORE): New accessor macro.
1810 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1812 PR rtl-optimization/42388
1813 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
1814 that have no predecessors nor successors. Do not call move_bb_info
1815 for empty blocks outside of current region.
1817 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1819 PR rtl-optimization/42294
1820 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
1821 * sel-sched.c (move_exprs_to_boundary): Transitively add all
1822 originators' originators.
1824 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
1826 PR rtl-optimization/39453
1827 PR rtl-optimization/42246
1828 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
1830 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
1832 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1833 Alexander Monakov <amonakov@ispras.ru>
1836 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
1837 (maybe_tidy_empty_bb): ... here. Make static. Add new
1838 argument. Update all callers.
1839 (tidy_control_flow): ... and here. Recompute topological order
1840 of basic blocks in region if necessary.
1841 (sel_redirect_edge_and_branch): Change return type. Return true
1842 if topological order might have been invalidated.
1843 (purge_empty_blocks): Export and move from...
1844 * sel-sched.c (purge_empty_blocks): ... here.
1845 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
1846 (maybe_tidy_empty_bb): Delete prototype.
1847 (purge_empty_blocks): Declare.
1849 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
1851 PR rtl-optimization/42249
1852 * sel-sched.c (try_replace_dest_reg): When chosen register
1853 and original register is the same, do not bail out early, but
1854 still check all original insns for validity of replacing destination
1855 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
1858 2010-01-14 Jakub Jelinek <jakub@redhat.com>
1861 Port from no-undefined-overflow branch:
1862 2009-03-09 Richard Guenther <rguenther@suse.de>
1864 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
1866 2010-01-14 Richard Guenther <rguenther@suse.de>
1869 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
1871 2010-01-14 Ira Rosen <irar@il.ibm.com>
1873 PR tree-optimization/42709
1874 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
1875 as scalar type in creation of constant vector operand.
1877 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1880 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
1881 (check-parallel-%): Match `testsuite' directory component only
1884 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
1886 PR translation/39521
1887 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
1890 2010-01-13 Richard Guenther <rguenther@suse.de>
1892 PR tree-optimization/42730
1893 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
1896 2010-01-13 Steve Ellcey <sje@cup.hp.com>
1899 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
1900 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
1903 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
1905 * config/bfin/libgcc-bfin.ver: Regenerate based on current
1906 libgcc-std.ver. Add entries for ___smulsi3_highpart and
1907 ___umulsi3_highpart.
1909 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
1910 rather than schedule_insns if the pass is enabled.
1912 2010-01-13 Martin Jambor <mjambor@suse.cz>
1914 PR tree-optimization/42704
1915 * tree-sra.c (sra_modify_assign): Do not delete assignments to
1918 2010-01-13 Martin Jambor <mjambor@suse.cz>
1920 PR tree-optimization/42703
1921 * tree-sra.c (analyze_access_subtree): Check that we can build a
1922 reference to the original data within the aggregate.
1924 2010-01-13 Richard Guenther <rguenther@suse.de>
1926 PR tree-optimization/42705
1927 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
1929 2010-01-13 Richard Guenther <rguenther@suse.de>
1932 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
1934 2010-01-13 Jakub Jelinek <jakub@redhat.com>
1937 * var-tracking.c (values_to_unmark): New variable.
1938 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1939 values_to_unmark vector. Moved body to...
1940 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1941 instead queue it into values_to_unmark vector.
1942 (vt_find_locations): Free values_to_unmark vector.
1944 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
1946 * config/s390/s390.c (override_options): Set
1947 default of max-pending-list-length to 256
1949 2010-01-13 Richard Guenther <rguenther@suse.de>
1952 * tree-pass.h (PROP_gimple_lcx): New.
1953 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
1954 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
1955 before the final cleanup_eh.
1956 (dump_properties): Dump PROP_gimple_lcx.
1957 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
1958 (tree_lower_complex_O0): Remove.
1959 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
1960 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
1961 tree_lower_complex, schedule TODO_update_ssa.
1962 * lto-streamer-out.c (output_function): Stream the functions
1964 * lto-streamer-in.c (input_function): Likewise.
1965 (lto_read_body): Do not override them here.
1967 2010-01-12 Joseph Myers <joseph@codesourcery.com>
1970 * c-typeck.c (build_c_cast): Fold value cast to union type before
1971 wrapping it in a CONSTRUCTOR.
1973 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1975 PR rtl-optimization/42699
1976 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
1979 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1981 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1982 SUBTARGET_WARN_UNUSED_SPEC): Move ...
1983 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1984 SUBTARGET_WARN_UNUSED_SPEC): ... here
1985 * config/mips/iris5.h (LIBGCC_SPEC): Define.
1987 2010-01-12 Julian Brown <julian@codesourcery.com>
1989 * config/arm/neon-schedgen.ml (Utils): Don't try to
1990 open missing module.
1991 (find_with_result): New.
1993 2010-01-12 Jakub Jelinek <jakub@redhat.com>
1996 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
1997 sharing when canonicalizing ({lt,ge}u (plus a b) b).
1999 PR tree-optimization/42645
2000 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
2001 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
2002 decl_map, set processing_debug_stmt to -1 and return name without
2005 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
2007 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
2008 binutils version, and reword target configuration description.
2010 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2012 * config/avr/avr.h (LINKER_NAME): Remove.
2014 2010-01-11 Janis Johnson <janis187@us.ibm.com>
2017 * config/rs6000/rs6000.c (rs6000_override_options): On targets
2018 that support VSX, warn for -mno-altivec if vsx is not disabled,
2021 2010-01-11 Joseph Myers <joseph@codesourcery.com>
2022 Shujing Zhao <pearly.zhao@oracle.com>
2024 PR translation/42469
2025 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
2026 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
2027 character between option name and help text.
2028 * c.opt (imultilib): Likewise.
2030 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
2032 * lto-streamer-out.c (output_unreferenced_globals): Output static
2035 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
2037 PR rtl-optimization/42621
2038 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
2039 optimizing for size.
2040 (duplicate_computed_gotos): Remove now-redundant check.
2042 2010-01-10 Steve Ellcey <sje@cup.hp.com>
2045 * configure.ac: Save and restore LDFLAGS and LIBS
2046 * configure: Regenerate.
2048 2010-01-10 Richard Guenther <rguenther@suse.de>
2051 * builtins.c (fold_builtin_strlen): Add type argument and
2052 convert the resulting length to it.
2053 (fold_builtin_1): Adjust.
2055 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2057 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
2058 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
2060 (num_insns_constant_wide): Adjust for that change.
2062 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2065 * web.c (union_defs): Add used argument, to combine uses of
2067 (entry_register): Adjust type and tests of used argument.
2068 (web_main): Widen used for new use. Pass it to union_defs.
2069 * df.h (union_defs): Adjust prototype.
2071 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2074 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
2075 uses in new incoming argument. Free body.
2076 (reset_debug_uses_in_loop): New.
2077 (analyze_insn_to_expand_var): Call the latter if the former found
2078 anything. Fix whitespace. Reject invalid dest overlaps before
2079 going through all insns in the loop.
2081 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2084 * haifa-sched.c (dying_use_p): Debug insns don't count.
2086 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2089 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
2090 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
2091 (verify_gimple_call): Reject LHS in noreturn calls.
2093 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2097 * tree-vect-loop-manip.c (adjust_info): New type.
2098 (adjust_vec): New pointer to vector.
2099 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
2100 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
2101 (slpeel_update_phis_for_duplicate_loop): Use them.
2102 (slpeel_update_phi_nodes_for_guard1): Likewise.
2103 (slpeel_update_phi_nodes_for_guard2): Likewise.
2104 (slpeel_tree_peel_loop_to_edge): Likewise.
2105 (vect_update_ivs_after_vectorizer): Likewise.
2107 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2109 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
2110 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2112 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2114 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
2115 bogus uninitialized warning.
2117 2010-01-09 Richard Guenther <rguenther@suse.de>
2120 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
2121 the evolution is compatible with the initial condition.
2123 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2125 * gcc.c (process_command): Update copyright notice dates.
2126 * gcov.c (print_version): Likewise.
2127 * gcov-dump.c (print_version): Likewise.
2128 * mips-tfile.c (main): Likewise.
2129 * mips-tdump.c (main): Likewise.
2131 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2134 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
2136 (rotlhi3_8): Delete.
2138 (rotlsi3_8): Delete.
2139 (rotlsi3_16): Delete.
2140 (rotlsi3_24): Delete.
2142 (*rotw<mode>3): New.
2143 (*rotb<mode>3): New.
2144 * config/avr/avr.c (avr_rotate_bytes): New function.
2145 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
2147 2010-01-08 Steve Ellcey <sje@cup.hp.com>
2150 * configure.ac: Modify -rdynamic check.
2151 * configure: Regenerate.
2153 2010-01-08 DJ Delorie <dj@redhat.com>
2155 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
2156 register popping order.
2158 2010-01-08 Richard Guenther <rguenther@suse.de>
2161 * c.opt (fsigned-char): Also let LTO handle this option.
2162 (funsigned-char): Likewise.
2164 2010-01-07 Richard Guenther <rguenther@suse.de>
2166 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
2167 (gimple_op): Likewise.
2168 (gimple_op_ptr): Likewise.
2169 (gimple_assign_set_lhs): Remove gcc_assert.
2170 (gimple_assign_set_rhs1): Likewise.
2171 (gimple_assign_set_rhs2): Likewise.
2172 (gimple_call_set_lhs): Likewise.
2173 (gimple_call_set_fn): Likewise.
2174 (gimple_call_set_fndecl): Likewise.
2175 (gimple_call_fndecl): Likewise.
2176 (gimple_call_return_type): Likewise.
2177 (gimple_call_set_chain): Likewise.
2178 (gimple_call_num_args): Likewise.
2179 (gimple_call_set_arg): Likewise.
2180 (gimple_cond_set_code): Likewise.
2181 (gimple_cond_set_lhs): Likewise.
2182 (gimple_cond_set_rhs): Likewise.
2183 (gimple_cond_set_true_label): Likewise.
2184 (gimple_cond_set_false_label): Likewise.
2185 (gimple_label_set_label): Likewise.
2186 (gimple_goto_set_dest): Likewise.
2187 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
2188 (gimple_debug_bind_get_value): Likewise.
2189 (gimple_debug_bind_get_value_ptr): Likewise.
2190 (gimple_debug_bind_set_var): Likewise.
2191 (gimple_debug_bind_set_value): Likewise.
2192 (gimple_debug_bind_reset_value): Likewise.
2193 (gimple_debug_bind_has_value_p): Likewise.
2194 (gimple_return_retval_ptr): Remove gcc_assert.
2195 (gimple_return_retval): Likewise.
2196 (gimple_return_set_retval): Likewise.
2197 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
2198 (safe_referenced_var_iterator): Remove.
2199 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
2200 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
2201 (fill_referenced_var_vec): Remove.
2202 (first_readonly_imm_use): Remove redundant gcc_assert.
2203 (phi_arg_index_from_use): Combine gcc_asserts.
2204 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
2205 (first_imm_use_stmt): Remove redundant gcc_assert.
2206 * tree-cfg.c (verify_gimple_call): Verify function and chain
2207 operands. Verify arguments.
2208 (verify_types_in_gimple_stmt): Verify condition code and labels.
2210 2010-01-07 Richard Guenther <rguenther@suse.de>
2212 PR tree-optimization/42641
2213 * sese.c (rename_map_elt_info): Use the SSA name version, do
2216 2010-01-07 Jakub Jelinek <jakub@redhat.com>
2218 PR tree-optimization/42625
2219 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
2220 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2222 2010-01-07 Duncan Sands <baldrick@free.fr>
2224 * Makefile.in (PLUGIN_HEADERS): Add version.h.
2226 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
2229 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
2230 note itself is not function_invariant_p.
2232 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
2234 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
2235 Do not add the DF_NOTE problem.
2236 * store-motion.c (execute_rtl_store_motion): Likewise.
2238 2010-01-07 Martin Jambor <mjambor@suse.cz>
2240 PR tree-optimization/42157
2241 * tree-sra.c (compare_access_positions): Stabilize sort if both
2242 accesses have integer types, return zero immediately if they are the
2245 2010-01-06 Richard Henderson <rth@redhat.com>
2248 * haifa-sched.c (add_to_note_list): Merge into ...
2249 (concat_note_lists): ... here, and ...
2250 (unlink_other_notes, rm_other_notes): Merge into...
2251 (remove_notes): ... here. Create REG_SAVE_NOTEs for
2252 NOTE_INSN_EPILOGUE_BEG.
2254 2010-01-06 Richard Guenther <rguenther@suse.de>
2256 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
2257 not inline regular functions into always-inline functions.
2259 2010-01-06 Nick Clifton <nickc@redhat.com>
2261 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
2262 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
2264 (OVERRIDE_OPTIONS): Delete.
2265 (OPTIMIZATION_OPTIONS): Define.
2266 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
2267 * config/rx/rx.c (rx_handle_option): Issue an error message if
2268 -mcpu=rx200 and -fpu are used together.
2269 (rx_set_optimization_options): New function. Issue an error
2270 message if an optimization attribute attempts to reset the FPU/
2271 math optimization pairing.
2272 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
2273 * config/rx/rx.opt: Set the default to 32-bit doubles.
2274 * config/rx/t-rx: Add multilibs for -nofpu option.
2275 * doc/invoke.texi: Update documentation of RX options.
2277 2010-01-06 Richard Guenther <rguenther@suse.de>
2279 * tree-ssa-pre.c (name_to_id): New global.
2280 (alloc_expression_id): Simplify SSA name handling.
2281 (lookup_expression_id): Likewise.
2282 (init_pre): Zero name_to_id.
2283 (fini_pre): Free it.
2285 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
2287 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
2289 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
2292 * config/i386/sse.md (smaxv2di3): New.
2293 (umaxv2di3): Likewise.
2294 (sminv2di3): Likewise.
2295 (uminv2di3): Likewise.
2297 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
2300 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
2301 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
2302 (legitimize_tls_address): Likewise.
2303 (sparc_tls_referenced_p): Likewise.
2304 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
2305 and adjust calls to legitimize_pic_address.
2306 (legitimate_constant_p) Use sparc_tls_referenced_p.
2307 (legitimate_pic_operand_p): Likewise.
2308 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
2309 (sparc_tls_symbol_ref_1): Delete.
2310 (sparc_tls_referenced_p): Make static, recognize specific patterns.
2311 (legitimize_tls_address): Make static, handle CONST patterns.
2312 (legitimize_pic_address): Make static, remove unused parameter and
2313 adjust recursive calls.
2314 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
2315 and adjust call to legitimize_pic_address.
2316 (sparc_output_mi_thunk): Likewise.
2318 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
2319 H.J. Lu <hongjiu.lu@intel.com>
2322 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
2323 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
2324 operands to make them signed.
2327 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2330 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2331 GTU to GT for V4SI and V2DI.
2333 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2334 (umin<mode>3): Removed.
2336 (uminv4si3): Likewise.
2338 2010-01-05 Martin Jambor <mjambor@suse.cz>
2340 PR tree-optimization/42462
2341 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
2342 current_function_decl to helper functions and macros.
2344 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2347 * flags.h: Don't include real.h.
2348 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
2349 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
2350 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
2351 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
2352 * dominance.c: Update copyright.
2353 * gimple.c (walk_gimple_op): Remove inline.
2354 * tree-ssa-reassoc.c: Include real.h.
2355 * Makefile.in (FLAGS_H): Remove $(REAL_H).
2356 (tree-ssa-reassoc.o): Depend on $(REAL_H).
2358 2010-01-05 Nick Clifton <nickc@redhat.com>
2360 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
2361 register to push into the stack frame when the accumulator has to
2362 be saved during interrupts.
2364 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
2366 * doc/invoke.texi: Remove the documentation about option
2368 * common.opt (Wunreachable-code): Preserved for backward
2370 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
2371 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
2372 the backward compatibility flag section.
2374 2010-01-05 Richard Guenther <rguenther@suse.de>
2376 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
2378 2010-01-05 Jakub Jelinek <jakub@redhat.com>
2381 * cfgexpand.c (expand_one_var): Diagnose too large variables.
2383 PR tree-optimization/42508
2384 * tree-sra.c (convert_callers): Check for recursive call
2385 by comparing cgraph nodes instead of decls.
2386 (modify_function): Call ipa_modify_formal_parameters also
2387 on all same_body aliases.
2389 * cgraphunit.c (cgraph_materialize_all_clones): Compare
2390 cgraph nodes when checking for same_body aliases.
2392 2010-01-05 Richard Guenther <rguenther@suse.de>
2394 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
2395 allocation and lookup.
2396 (get_or_alloc_expr_for_constant): Likewise.
2397 (phi_translate): Sink allocation.
2399 2010-01-04 Richard Guenther <rguenther@suse.de>
2401 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
2402 a new entry only if needed.
2403 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
2404 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
2406 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
2408 (phi_translate): Handle CONSTANTs early.
2410 2010-01-04 Martin Jambor <mjambor@suse.cz>
2412 PR tree-optimization/42398
2413 * tree-sra.c (struct access): Removed flag grp_different_types.
2414 (dump_access): Do not dump the removed flag.
2415 (sort_and_splice_var_accesses): Do not set the removed flag.
2416 (sra_modify_expr): Check for type compatibility directly.
2418 2010-01-04 Martin Jambor <mjambor@suse.cz>
2420 PR tree-optimization/42366
2421 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
2422 edges with variable number of parameters.
2423 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
2424 flag instead of asserting it.
2425 (ipa_read_node_info): Read uses_analysis_done flag.
2427 2010-01-04 Richard Guenther <rguenther@suse.de>
2429 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
2430 iterative_hash_* as intended.
2431 (vn_reference_compute_hash): Likewise. Simplify hashing
2433 (vn_reference_lookup_2): Likewise.
2434 (vn_nary_op_compute_hash): Likewise.
2435 (vn_phi_compute_hash): Likewise.
2436 (expressions_equal_p): Remove strange code.
2437 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
2438 (pre_expr_hash): Likewise. Simplify hashing SSA names.
2439 (bitmap_insert_into_set_1): Take value-id as parameter.
2440 (add_to_value): Pass it.
2441 (bitmap_insert_into_set): Likewise.
2442 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
2444 2010-01-04 Jakub Jelinek <jakub@redhat.com>
2447 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
2448 (do_self_spec): For switches with SWITCH_IGNORE set set also
2449 SWITCH_IGNORE_PERMANENTLY.
2450 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
2453 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
2455 * lto-streamer-out.c (output_unreferenced_globals): Output the full
2456 tree of an unreferenced global var.
2458 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2461 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2462 GTU to GT for V4SI and V2DI.
2464 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2465 (umin<mode>3): Removed.
2467 (uminv4si3): Likewise.
2469 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2472 * collect2.c (main): Turn on trace in collect2 if -v is passed
2475 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
2477 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
2478 description of expression operand.
2480 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
2482 * configure.ac: Add install-html to target_list for Make-hooks.
2483 * configure: Regenerate.
2484 * fortran/Make-lang.in (F95_HTMLFILES): New.
2485 (fortran.html): Use it.
2486 (fortran.install-html): New.
2487 * Makefile.in (install-html): Add lang.install-html.
2488 * java/Make-lang.in (JAVA_HTMLFILES): New.
2489 (java.html): Use it.
2490 (java.install-html): New.
2491 * objc/Make-lang.in (objc.install-html): New.
2492 * objcp/Make-lang.in (obj-c++.install-html): New.
2493 * cp/Make-lang.in (c++.install-html): New.
2494 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
2495 * lto/Make-lang.in (lto.install-html): New.
2497 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2500 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
2502 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
2504 PR rtl-optimization/41862
2505 * store-motion.c (store_killed_in_insn, compute_store_table,
2506 remove_reachable_equiv_notes, replace_store_insn,
2507 build_store_vectors): Ignore all DEBUG_INSNs.
2509 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2512 * common.opt: Add dumpdir.
2514 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
2516 (option_map): Add --dumpdir.
2518 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
2520 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
2522 * opts.c (decode_options): Try dump_dir_name first if
2523 dump_base_name isn't an absolute path.
2524 (common_handle_option): Handle OPT_dumpdir.
2526 * toplev.c (dump_dir_name): New.
2527 (print_switch_values): Also ignore -dumpdir.
2529 * toplev.h (dump_dir_name): New.
2531 2010-01-03 Richard Guenther <rguenther@suse.de>
2533 PR tree-optimization/42589
2534 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
2535 double-word expansion of bswap32.
2537 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
2539 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
2540 with BLOCK_FOR_INSN.
2541 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
2542 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
2543 noce_process_if_block): Likewise.
2544 * gcse.c (compute_local_properties, insert_expr_in_table,
2545 insert_set_in_table, canon_list_insert, find_avail_set,
2546 pre_insert_copy_insn): Likewise.
2548 * basic-block.h (BLOCK_NUM): Move from here...
2549 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
2551 2010-01-03 Richard Guenther <rguenther@suse.de>
2553 PR tree-optimization/42438
2554 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
2555 contains_may_not_return_call flag.
2556 (BB_MAY_NOTRETURN): New.
2557 (valid_in_sets): Trapping nary operations are not valid
2558 in blocks that may not return.
2559 (insert_into_preds_of_block): Remove check for trapping expressions.
2560 (compute_avail): Compute also BB_MAY_NOTRETURN.
2562 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
2564 * doc/invoke.texi: Add 2010 to copyright years.
2566 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
2568 * config/sparc/sparc.c: Fix formatting nits.
2570 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
2571 Alexander Monakov <amonakov@ispras.ru>
2573 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
2575 2010-01-02 Richard Guenther <rguenther@suse.de>
2578 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
2579 (simplify_switch_using_ranges): Mark to be removed edges
2582 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2584 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2586 * collect2.c (scan_libraries): Add missing argument in call to
2589 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
2592 * config/alpha/predicates.md (aligned_memory_operand): Return false
2594 (unaligned_memory_operand): Return true for CQImode.
2595 * config/alpha/alpha.c (get_aligned_mem): Assert that location
2596 doesn not cross aligned SImode word boundary.
2598 2010-01-02 Anatoly Sokolov <aesok@post.ru>
2600 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
2602 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
2603 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
2605 2010-01-02 Richard Guenther <rguenther@suse.de>
2608 * toplev.c (compile_file): Emit LTO marker properly. Change
2610 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
2612 2010-01-01 Richard Guenther <rguenther@suse.de>
2615 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
2617 2010-01-01 Richard Guenther <rguenther@suse.de>
2620 * c-decl.c (grokdeclarator): For zero-size arrays force
2621 structural equality checks as layout_type does.
2623 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2625 * builtins.c: Update copyright to 2010.
2627 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
2630 * lto-streamer-out.c (produce_asm): Revert the last change.
2631 (copy_function): Likewise.
2633 * lto-streamer.c (lto_get_section_name): Skip any leading
2636 2010-01-01 Richard Guenther <rguenther@suse.de>
2639 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
2643 Copyright (C) 2010 Free Software Foundation, Inc.
2645 Copying and distribution of this file, with or without modification,
2646 are permitted in any medium without royalty provided the copyright
2647 notice and this notice are preserved.