1 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4 Disable cfi directives unless GCC and gas agree on using read-only
5 .eh_frame sections for 64-bit.
6 * configure: Regenerate.
8 2010-03-01 Richard Guenther <rguenther@suse.de>
10 PR tree-optimization/43220
11 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
12 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
14 2010-03-01 Richard Guenther <rguenther@suse.de>
15 Martin Jambor <mjambor@suse.cz>
18 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
19 gimplified parameters.
21 2010-03-01 Christian Bruel <christian.bruel@st.com>
23 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
25 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
27 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
29 2010-03-01 Richard Guenther <rguenther@suse.de>
32 * expr.c (expand_assignment): Use the alias-oracle to tell
33 if the rhs aliases the result decl.
35 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
38 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
39 to sol_gt_pch_get_address.
40 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
41 64-bit, SPARC and x86.
42 (sol_gt_pch_get_address): New function.
44 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
46 * toplev.h (inform_n, error_n): Declare.
47 * diagnostic.c (inform_n, error_n): New function.
49 2010-03-01 Jakub Jelinek <jakub@redhat.com>
51 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
52 has no rtl yet when processing local_decls, queue it and recheck
53 if deferred stack allocation hasn't assigned it rtl.
55 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
57 * config/sh/sh.c (unspec_bbr_uid): New.
58 (gen_block_redirect): Use it instead of INSN_UID.
59 (gen_far_branch): Likewise.
61 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
63 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
64 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
66 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
68 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
69 (Warning Options): -Wno-conversion-null is valid for
70 Objective-C++ as well.
71 * doc/tm.texi (Named Address Spaces): Likewise.
72 * doc/plugins.texi (Plugins): Replace TABs with spaces.
73 * doc/tree-ssa.texi (Tree SSA): Likewise.
75 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
78 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
79 by default. Don't set the default arch for
80 i[34567]86-*-darwin*|x86_64-*-darwin*.
82 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
85 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
86 default. Set the default 32bit/64bit archs with $with_arch
87 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
89 2010-02-27 Richard Guenther <rguenther@suse.de>
91 PR tree-optimization/43186
92 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
93 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
94 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
97 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
99 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
100 required and i[34567]86-*-* targets don't support 64bit ISA.
102 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
105 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
108 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
110 * config.gcc: Set the default arch at least to Prescott for
111 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
112 if SSE math is enabled.
114 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
116 * diagnostic.c (diagnostic_initialize): Update.
117 (diagnostic_report_diagnostic): Test inhibit_notes_p for
119 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
120 (diagnostic_inhibit_notes): New.
121 * toplev.c (process_options): inhibit notes with -fcompare-debug.
123 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
126 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
127 * doc/standards.texi: Likewise.
128 * doc/extend.texi: Likewise.
129 * doc/trouble.texi: Likewise.
130 * doc/cppopts.texi: Likewise.
131 * doc/install.texi: Likewise.
132 * c.opt (std=c90,std=gnu90): New options.
133 * c-opts.c (c_common_handle_option): Handle them.
135 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
138 * c-decl.c (undeclared_variable): Use an informative note.
140 2010-02-26 Richard Guenther <rguenther@suse.de>
142 PR tree-optimization/43186
143 * gimple.h (gimple_fold): Remove.
144 * gimple.c (gimple_fold): Remove. Inline into single user ...
145 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
146 Try harder for conditions.
148 2010-02-26 Jakub Jelinek <jakub@redhat.com>
151 * function.c (used_types_insert): Don't skip through named pointer
152 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
153 and it is different from the main variant's type.
155 2010-02-26 Nick Clifton <nickc@redhat.com>
157 * config/rx/rx.md (sminsi3): Remove bogus alternative.
159 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
161 * config.gcc: Support --with-fpmath=sse for x86.
163 * config/i386/ssemath.h: New.
165 * doc/install.texi (--with-fpmath=sse): Documented.
167 2010-02-26 Richard Guenther <rguenther@suse.de>
169 PR tree-optimization/43188
170 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
171 vector types of over-aligned element type.
173 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
176 * config/i386/i386.c (expand_vec_perm_blend): Use correct
177 operands in V8HImode subregs. Fix operand order in VEC_MERGE
180 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
182 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
184 2010-02-26 Jakub Jelinek <jakub@redhat.com>
186 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
187 * var-tracking.c: Include diagnostic.h.
188 (debug_dv): New function.
189 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
192 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
193 (add_value_chain, add_value_chains, remove_value_chain,
194 remove_value_chains): Handle DEBUG_EXPRs.
195 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
198 * regcprop.c (struct queued_debug_insn_change): New type.
199 (struct value_data_entry): Add debug_insn_changes field.
200 (struct value_data): Add n_debug_insn_changes field.
201 (debug_insn_changes_pool): New variable.
202 (free_debug_insn_changes, apply_debug_insn_changes,
203 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
204 (kill_value_one_regno): Call free_debug_insn_changes if needed.
205 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
207 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
209 (copyprop_hardreg_forward_1): Don't call apply_change_group for
210 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
211 changes, call cprop_find_used_regs via note_stores.
212 (copyprop_hardreg_forward): When copying vd from predecessor
213 which has any queued DEBUG_INSN changes, make sure the pointers are
214 cleared. At the end call df_analyze and then if there are any
215 DEBUG_INSN changes queued at the end of some basic block for still
216 live registers, apply them.
217 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
219 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
221 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
224 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
226 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
227 targets. Set the default with_cpu/with_arch from arch/cpu.
228 Allow x86-64 and native for with_cpu/with_arch.
230 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
232 * ebitmap.c: Change calls to verify_popcount with calls to
233 sbitmap_verify_popcount.
234 (ebitmap_clear_bit): Fixed map->cacheindex test and
235 map>cache update when bit clearing results in an empty
238 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
241 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
242 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
243 and support both V2DF and V2DI modes.
244 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
245 support both V2DF and V2DI modes.
246 (general): Delete trailing whitespace from a few patterns.
248 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
249 V2DF/V2DI interleave high/low builtins.
251 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
254 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
255 interleave high/low functions.
257 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
259 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
260 #pragma extern_prefix.
262 2010-02-25 Jakub Jelinek <jakub@redhat.com>
265 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
266 BLKmode, assert op0 is a MEM and just adjust its mode.
269 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
270 if bitpos isn't multiple of mode's bitsize.
272 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
274 * c.opt (-ftemplate-depth=): New.
275 (-ftemplate-depth-): Deprecate.
276 * optc-gen.awk: Handle -ftemplate-depth=.
277 * opth-gen.awk: Likewise.
278 * c-opts.c (c_common_handle_option): Likewise.
279 * doc/invoke.texi (-ftemplate-depth-): Replace with
282 2010-02-24 Jason Merrill <jason@redhat.com>
284 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
286 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
288 * cfg.c (alloc_aux_for_block): Remove inline.
289 (alloc_aux_for_edge): Likewise.
291 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
293 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
295 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
297 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
298 * config/i386/sol2-gas.h: New file.
299 * config.gcc (i[34567]86-*-solaris2*): Use it.
301 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
304 * c-typeck.c (ep_convert_and_check): New.
305 (build_conditional_expr): Use it.
306 (build_binary_op): Likewise.
308 2010-02-24 Jakub Jelinek <jakub@redhat.com>
310 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
313 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
315 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
316 expr needs to have DECL_NAME set.
318 2010-02-24 Nick Clifton <nickc@redhat.com>
320 * config/mep/mep.c: Include gimple.h.
321 (mep_function_uses_sp): Delete unused function.
322 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
323 parameters. Use unsigned integers to count args. Return a
324 NULL_RTX instead of an error_mark_node. Toidy up formatting.
326 2010-02-23 Jakub Jelinek <jakub@redhat.com>
329 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
330 greater or equal to nelt instead of 2 * nelt.
331 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
334 2010-02-23 Jason Merrill <jason@redhat.com>
337 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
338 in cfun->local_decls even if they have register types.
341 * stor-layout.c (place_field): Don't warn about unnecessary
342 DECL_PACKED if the type is packed.
344 2010-02-23 Jakub Jelinek <jakub@redhat.com>
347 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
348 GOTOFF relocs, even when the base reg isn't pic pointer.
350 2010-02-23 Michael Matz <matz@suse.de>
353 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
354 (expand_gimple_basic_block): Generate and use debug temps if there
355 are debug uses left after the last real use of TERed ssa names.
356 Unlink debug immediate uses when they are expanded.
358 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
361 * config/i386/i386.c (override_options): Reorganise to provide
362 better error messages.
364 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
367 * graphite-scop-detection.c (create_single_exit_edge): Move
368 the call to find_single_exit_edge to....
369 (create_sese_edges): ...here. Don't handle multiple edges
370 exiting the function.
371 (build_graphite_scops): Don't handle multiple edges
372 exiting the function.
374 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
377 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
378 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
380 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
383 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
385 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
388 * c-typeck.c (convert_arguments): Print declaration location.
389 * c-common.c (validate_nargs): Rename as
390 builtin_function_validate_nargs.
391 (check_builtin_function_arguments): Update.
393 2010-02-22 Richard Guenther <rguenther@suse.de>
396 * tree-inline.c (declare_return_variable): Use the type of
397 the call stmt lhs if available.
399 2010-02-22 Duncan Sands <baldrick@free.fr>
401 * passes.c (register_pass): Always consider all pass lists when
402 ref_pass_instance_number is zero.
404 2010-02-22 Richard Guenther <rguenther@suse.de>
406 PR tree-optimization/42749
407 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
408 parameter. Do arithmetic in the original type.
409 (update_accumulator_with_ops): Likewise.
410 (adjust_accumulator_values): Adjust.
412 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
414 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
415 (QI to BLKmode splitter): New splitter.
417 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
419 * config/i386/i386.c (initial_ix86_tune_features): Turn on
420 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
422 2010-02-22 Richard Guenther <rguenther@suse.de>
424 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
426 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
428 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
429 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
430 ($(T)crti.o, $(T)crtn.o): Remove rules.
432 2010-02-21 Tobias Burnus <burnus@net-b.de>
435 * doc/invoke.texi (-fassociative-math): Document that this
436 option is automatically enabled for Fortran.
438 2010-02-20 David S. Miller <davem@davemloft.net>
440 * configure.ac: Test if linker and assembler properly support
441 GOTDATA_OP relocations.
442 * configure: Rebuild.
443 * config.in: Likewise.
444 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
445 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
446 (movsi_high_pic): Likewise.
447 (movdi_lo_sum_pic): Likewise.
448 (movdi_high_pic): Likewise.
449 (movsi_pic_gotdata_op): New pattern.
450 (movdi_pic_gotdata_op): Likewise.
451 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
452 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
454 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
457 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
459 (xop_mulv2div2di3_high): Ditto.
461 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
464 * c.opt (Wconversion-null): New option.
465 * doc/invoke.texi (Wconversion-null): Document.
467 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
469 * common.opt (Wlarger-than-): Add Undocumented.
471 2010-02-19 Mike Stump <mikestump@comcast.net>
473 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
475 2010-02-19 Jason Merrill <jason@redhat.com>
478 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
479 * configure: Likewise.
481 2010-02-20 Alan Modra <amodra@gmail.com>
484 * cgraph.h (cgraph_make_decl_local): Declare.
485 * cgraph.c (cgraph_make_decl_local): New function.
486 (cgraph_make_node_local): Use it.
487 * cgraphunit.c (cgraph_function_versioning): Likewise.
488 * ipa.c (function_and_variable_visibility): Likewise.
490 2010-02-19 Jakub Jelinek <jakub@redhat.com>
493 * except.c (sjlj_emit_function_enter): Don't call
494 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
496 * rtl.h (add_reg_br_prob_note): Remove prototype.
498 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
501 * c-common.c (conversion_warning): Remove widening conversions
502 before checking the conversion of integers to reals.
504 2010-02-19 Mike Stump <mikestump@comcast.net>
507 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
510 * cgraphunit.c (process_function_and_variable_attributes): Check
511 DECL_PRESERVE_P instead of looking up attribute "used".
512 * ipa-pure-const.c (check_decl): Likewise.
513 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
514 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
515 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
516 instead of attribute "used".
517 * config/sol2-c.c (solaris_pragma_init): Likewise.
518 (solaris_pragma_fini): Likewise.
520 2010-02-19 Jakub Jelinek <jakub@redhat.com>
522 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
523 Use XCNEW instead of xcalloc.
524 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
525 XNEW instead of xmalloc.
526 (get_fields): Use XNEWVEC instead of xmalloc.
529 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
531 (create_new_general_access): For debug stmts just reset value.
532 (get_stmt_accesses): For accesses within debug stmts just record them
533 using add_access_to_acc_sites instead of preventing the peeling or
534 counting them as accesses.
537 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
539 2010-02-19 Richard Guenther <rguenther@suse.de>
541 PR tree-optimization/42916
542 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
545 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
547 * configure.ac: Replace all uses of changequote in macro arguments
550 2010-02-19 Jakub Jelinek <jakub@redhat.com>
553 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
555 2010-02-19 Richard Guenther <rguenther@suse.de>
557 PR tree-optimization/42944
558 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
559 test for aliasing with errno.
561 2010-02-19 Jakub Jelinek <jakub@redhat.com>
564 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
565 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
566 * dojump.c: Include output.h.
567 (inv): New inline function.
568 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
569 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
570 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
571 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
572 argument, pass it down to other calls.
573 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
574 add REG_BR_PROB note to the conditional jump.
575 * cfgexpand.c (add_reg_br_prob_note): Removed.
576 (expand_gimple_cond): Don't call it, add the probability
577 as last argument to jumpif_1/jumpifnot_1.
578 * Makefile.in (dojump.o): Depend on output.h.
579 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
581 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
582 * stmt.c (do_jump_if_equal): Likewise.
583 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
584 * loop-unswitch.c (compare_and_jump_seq): Likewise.
585 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
587 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
588 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
590 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
592 (store_expr): Adjust jumpifnot caller.
593 (store_constructor): Adjust jumpif caller.
596 * gimplify.c (gimple_boolify): For __builtin_expect call
597 gimple_boolify also on its first argument.
599 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
601 * configure.ac (gnu-unique-object): Wrap regexps using [] in
603 (__stack_chk_fail): Ditto. Remove quadrigraphs.
604 * configure: Regenerated.
606 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
608 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
609 lang_hooks.types_compatible_p instead of comptypes.
611 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
613 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
614 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
615 if __prefer_thumb__ is defined.
617 2010-02-18 Martin Jambor <mjambor@suse.cz>
619 PR tree-optimization/43066
620 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
621 array with zero-sized element type.
623 2010-02-18 Jakub Jelinek <jakub@redhat.com>
625 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
626 rtx, allocate struct var_loc_node here and return it to the
627 caller, and only if it is actually needed.
628 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
629 move it earlier and return immediately if it returns NULL.
631 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
633 * config/sparc/gas.h: New file. Restore
634 TARGET_ASM_NAMED_SECTION to its ELF default.
635 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
637 * config/sparc/sparc.c (sparc_elf_asm_named_section):
638 Likewise. Add ATTRIBUTE_UNUSED to prototype.
639 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
642 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
644 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
646 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
648 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
649 patterns from predicated pattern.
651 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
654 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
655 for insn mnemonic suffix.
657 2010-02-17 Richard Guenther <rguenther@suse.de>
659 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
662 2010-02-17 Jakub Jelinek <jakub@redhat.com>
665 * caller-save.c (save_call_clobbered_regs): If BB ends with
666 a DEBUG_INSN, move any notes in between last real insn and the last
667 DEBUG_INSN after the last DEBUG_INSN.
669 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
671 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
672 Fix return type. Fix argument type. Explain meaning of return value.
674 2010-02-16 Richard Guenther <rguenther@suse.de>
676 PR tree-optimization/41043
677 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
678 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
680 (vrp_visit_phi_node): ... but only for loop PHI nodes.
682 2010-02-16 Ira Rosen <irar@il.ibm.com>
684 PR tree-optimization/43074
685 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
686 * tree-vect-loop.c (vect_analyze_loop_operations): Add
687 vectorizable cycles in hybrid SLP check.
688 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
690 2010-02-16 Richard Guenther <rguenther@suse.de>
692 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
693 (true_dependence): If memrefs_conflict_p computes must-alias
694 trust it. Move TBAA check after offset-based disambiguation.
695 (canon_true_dependence): Likewise.
697 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
699 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
700 * doc/invoke.texi: Document it.
701 * var-tracking.c: Include toplev.h and params.h.
702 (vt_find_locations): Return bool indicating success. Compute
703 hash sizes unconditionally. Check new parameter, report.
704 (variable_tracking_main_1): Check vt_find_locations results and
705 retry. Renamed from...
706 (variable_tracking_main): ... this. New wrapper to preserve
707 flag_var_tracking_assignments.
708 * Makefile.in (var-tracking.o): Adjust dependencies.
710 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
711 Jakub Jelinek <jakub@redhat.com>
714 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
715 if weak_import attribute is present.
716 * config/darwin.c (machopic_select_section): Likewise.
718 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
720 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
721 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
722 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
723 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
725 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
727 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
730 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
731 Rewrite text to refer to the names.
733 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
735 * config/i386/i386-builtin-types.def
736 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
737 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
738 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
739 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
740 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
741 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
742 IX86_BUILTIN_VPERMIL2PS256.
743 (MULTI_ARG_4_DF2_DI_I): Defined.
744 (MULTI_ARG_4_DF2_DI_I1): Defined.
745 (MULTI_ARG_4_SF2_SI_I): Defined.
746 (MULTI_ARG_4_SF2_SI_I1): Defined.
747 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
748 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
749 __builtin_ia32_vpermil2ps256.
750 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
751 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
752 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
753 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
754 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
755 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
756 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
757 CODE_FOR_xop_vpermil2v8sf3.
758 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
759 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
760 * config/i386/xopintrin.h (_mm_permute2_pd): New.
761 (_mm256_permute2_pd): New.
762 (_mm_permute2_ps): New.
763 (_mm256_permute2_ps): New.
765 2010-02-15 Nick Clifton <nickc@redhat.com>
767 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
768 boolean parameters. Use emit_jump_insn when emitting a pop
769 instruction containing a return insn.
770 (push): Use 'true' rather than '1' as second parameter to F.
771 (h8300_expand_prologue): Likewise.
772 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
773 (h8300_expand_epilogue): Likewise.
775 2010-02-15 Richard Guenther <rguenther@suse.de>
778 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
781 2010-02-15 Nick Clifton <nickc@redhat.com>
783 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
786 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
788 * intl.c (fake_ngettext): New function.
789 * intl.h (fake_ngettext): Declare.
790 (ngettext): Define macro.
791 * collect2.c (notice_translated): New function.
792 (main): Use notice_translated and ngettext.
793 * collect2.h (notice_translated): Declare.
795 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
797 * reorg.c (delete_computation): Comment fixes.
798 * caller-save.c (setup_save_areas): Idem.
799 * sel-sched-dump.c (dump_lv_set): Idem.
802 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
804 * config/s390/s390.c (s390_sched_init): New function.
805 (TARGET_SCHED_INIT): Target hook defined.
807 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
808 Jack Howarth <howarth@bromo.med.uc.edu>
809 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
812 Partial revert of unintended change in fix for PR41605.
813 * config/darwin.h: Fix typo.
814 * config/darwin9.h: Same.
816 2010-02-11 Jakub Jelinek <jakub@redhat.com>
818 * c-pch.c (pch_init): Clear v.
820 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
823 * graphite-scop-detection.c (graphite_can_represent_scev): Call
824 graphite_can_represent_init for MULT_EXPR.
826 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
830 * graphite-sese-to-poly.c (remove_phi): New.
831 (translate_scalar_reduction_to_array): Call remove_phi.
833 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
836 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
837 * graphite-clast-to-gimple.h (gloog): Update declaration.
838 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
839 * graphite-poly.h (struct poly_bb): Add missing comments.
840 (struct scop): Add poly_scop_p field.
842 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
843 * graphite.c (graphite_transform_loops): Build the polyhedral
844 representation for each scop before code generation.
845 * sese.c (rename_variables_in_operand): Removed.
846 (rename_variables_in_expr): Return the renamed expression.
847 (rename_sese_parameters): New.
848 * sese.h (rename_sese_parameters): Declared.
850 2010-02-11 Richard Guenther <rguenther@suse.de>
852 PR tree-optimization/42998
853 * tree-ssa-pre.c (create_expression_by_pieces): Treat
854 POINTER_PLUS_EXPR properly.
856 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
857 Changpeng Fang <changpeng.fang@amd.com>
860 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
861 the cost of an IV candidate when the IV is used in a test against zero.
863 * gcc.dg/tree-ssa/ivopts-3.c: New.
865 2010-02-11 Richard Guenther <rguenther@suse.de>
868 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
869 pointer-vs-decl case by swapping refs. Handle some cases
870 of pointer-vs-decl disambiguations more conservatively.
871 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
872 to false after expanding.
874 2010-02-11 Richard Guenther <rguenther@suse.de>
877 * gcc.c (process_command): Handle LTO file@offset case more
880 2010-02-11 Jakub Jelinek <jakub@redhat.com>
882 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
883 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
885 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
887 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
888 if MEM's mode size isn't DWARF2_ADDR_SIZE.
889 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
890 Optimize eq/ne comparisons when both arguments are known to be
892 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
893 Don't mask operands unnecessarily if they are known to be already
896 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
898 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
901 2010-02-10 Richard Guenther <rguenther@suse.de>
903 PR tree-optimization/43017
904 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
905 for wrapping signed arithmetic.
907 2010-02-10 Jakub Jelinek <jakub@redhat.com>
910 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
911 if no debug info should be emitted for it.
913 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
915 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
916 note when flag_exceptions is set.
918 2010-02-10 Duncan Sands <baldrick@free.fr>
920 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
922 2010-02-10 Richard Guenther <rguenther@suse.de>
925 * tree.c (get_unwidened): Handle constants.
926 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
928 2010-02-10 Martin Jambor <mjambor@suse.cz>
931 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
932 check for variable argument counts independently.
934 2010-02-10 Christian Bruel <christian.bruel@st.com>
937 * config/sh/sh.c (find_barrier): Increase length for non delayed
938 conditional branches.
940 2010-02-10 Christian Bruel <christian.bruel@st.com>
942 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
944 2010-02-10 Jakub Jelinek <jakub@redhat.com>
946 * builtins.c (set_builtin_user_assembler_name): Also handle
947 ffs if int is smaller than word.
949 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
952 * ira-conflicts.c (get_dup): Remove.
953 (process_reg_shuffles): Add new parameter. Use it as an
954 additional guard for copy generation.
955 (add_insn_allocno_copies): Rewrite.
957 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
959 * common.opt (fsched2-use-traces): Preserved for backward
961 * doc/invoke.texi: Remove the documentation about option
963 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
964 flag_sched2_use_traces.
965 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
966 the backward compatibility flag section.
968 2010-02-09 Richard Guenther <rguenther@suse.de>
970 PR tree-optimization/43008
971 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
972 make HEAP variables initialized from global memory if they
973 are not known builtin functions.
974 (find_func_aliases): Adjust.
976 2010-02-09 Richard Guenther <rguenther@suse.de>
978 PR tree-optimization/43000
979 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
982 2010-02-08 Jakub Jelinek <jakub@redhat.com>
984 PR tree-optimization/42931
985 * tree-loop-linear.c (try_interchange_loops): Don't call
986 double_int_mul if estimated_loop_iterations failed.
988 2010-02-08 Martin Jambor <mjambor@suse.cz>
991 * tree-sra.c (build_accesses_from_assign): Do not mark in
992 should_scalarize_away_bitmap if stmt has volatile ops.
993 (sra_modify_assign): Do not process assigns piecemeal if if stmt
996 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
998 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
1000 2010-02-07 Adam Nemet <adambnmet@gmail.com>
1002 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
1005 2010-02-07 Andrew Pinski <pinskia@gmail.com>
1008 * df-core.c (df_finish_pass): Change type of saved_flags to int.
1010 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1013 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
1014 to unknown_dependence.
1015 (graphite_legal_transform_dr): Handle the unknown_dependence.
1016 (graphite_carried_dependence_level_k): Same.
1018 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1020 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
1022 2010-02-07 Richard Guenther <rguenther@suse.de>
1025 * expr.c (get_inner_reference): Always initialize *pbitsize.
1027 2010-02-07 Richard Guenther <rguenther@suse.de>
1030 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
1031 new ARRAY_REFs on variable size element or minimal index arrays.
1033 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
1034 gimple_fold_indirect_ref.
1036 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
1039 * arm.c (arm_override_options): Just return if the user has specified
1040 an invalid fpu name.
1042 2010-02-03 Jason Merrill <jason@redhat.com>
1045 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
1046 i386_pe_maybe_record_exported_symbol.
1048 2010-02-05 Steve Ellcey <sje@cup.hp.com>
1051 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1052 (pa_delegitimize_address): New function.
1054 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
1056 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
1057 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
1059 2010-02-05 Richard Guenther <rguenther@suse.de>
1062 * lto-streamer-in.c (get_resolution): Deal with references
1063 to undefined functions.
1065 2010-02-05 Richard Guenther <rguenther@suse.de>
1067 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
1068 (fold_const_aggregate_ref): Likewise.
1069 (ccp_fold_stmt): Substitute loads.
1070 (maybe_fold_reference): Verify types before substituting.
1072 (fold_gimple_assign): Unshare properly.
1073 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
1075 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
1077 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
1078 for rs6000_gen_cell_microcode.
1080 2010-02-04 Richard Guenther <rguenther@suse.de>
1082 PR rtl-optimization/42952
1083 * dse.c (const_or_frame_p): Remove MEM handling.
1085 2010-02-04 Nick Clifton <nickc@redhat.com>
1087 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
1088 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
1089 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
1090 (mn10300_asm_output_mi_thunk): New function.
1091 (mn10300_can_output_mu_thunk): New function.
1092 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
1093 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
1094 (FUNCTION_ARG): Delete incorrect comment.
1096 2010-02-03 Jason Merrill <jason@redhat.com>
1099 * fold-const.c (operand_equal_p): Handle erroneous types.
1101 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1103 * config/h8300/h8300.md (can_delay): Fix attibute condition.
1105 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
1107 PR rtl-optimization/42941
1108 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
1111 2010-02-03 Jason Merrill <jason@redhat.com>
1114 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
1116 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
1119 * cselib.h (struct cselib_val_struct): Add uid. Rename value to
1121 (cselib_reset_table): Renamed from...
1122 (cselib_reset_table_with_next_value): ... this.
1123 (cselib_get_next_uid): Renamed from...
1124 (cselib_get_next_unknown_value): ... this.
1125 * cselib.c (next_uid): Renamed from...
1126 (next_unknown_value): ... this.
1127 (cselib_clear_table): Adjust.
1128 (cselib_reset_table): Adjust. Renamed from...
1129 (cselib_reset_table_with_next_value): ... this.
1130 (cselib_get_next_uid): Adjust. Renamed from...
1131 (cselib_get_next_unknown_value): ... this.
1132 (get_value_hash): Use hash.
1133 (cselib_hash_rtx): Likewise.
1134 (new_cselib_val): Adjust. Set and dump uid.
1135 (cselib_lookup_mem): Pass next_uid as hash.
1136 (cselib_subst_to_values): Likewise.
1137 (cselib_log_lookup): Dump uid.
1138 (cselib_lookup): Pass next_uid as hash. Adjust.
1139 (cselib_process_insn): Adjust.
1140 (cselib_init): Initialize next_uid.
1141 (cselib_finish): Adjust.
1142 (dump_cselib_table): Likewise.
1143 * dse.c (canon_address): Dump value uid.
1144 * print-rtl.c (print_rtx): Print value uid.
1145 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
1147 (dv_uid): New function, sort of renamed from...
1148 (dv_htab_hash): ... this, reimplemented in terms of it and...
1149 (dv_uid2hash): ... this. New.
1150 (variable_htab_eq): Drop excess assertions.
1151 (tie_break_pointers): Removed.
1152 (canon_value_cmp): Compare uids.
1153 (variable_post_merge_New_vals): Print uids.
1154 (vt_add_function_parameters): Adjust.
1155 (vt_initialize): Reset table. Adjust.
1157 2010-02-03 Richard Guenther <rguenther@suse.de>
1159 PR tree-optimization/42944
1160 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
1161 (call_may_clobber_ref_p_1): Likewise. Properly handle
1162 malloc and calloc clobbering errno.
1164 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
1166 * doc/invoke.texi: Fix name of sched1 dump.
1168 * opts.c (decode_options): Set flag_tree_switch_conversion
1169 only conditionally on optimize >= 2.
1171 * gcse.c: Assorted comment fixes in pass description.
1173 2010-02-03 Anthony Green <green@moxielogic.com>
1175 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
1176 nop padding in order to maintain alignment of storage location of
1177 target function address.
1178 (moxie_trampoline_init): Store target function address at newly
1180 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
1182 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
1184 2010-02-03 Richard Guenther <rguenther@suse.de>
1187 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
1189 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1191 * config.gcc: Reenable check for obsolete targets.
1192 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
1193 mips-sgi-irix6.[0-4]*.
1195 2010-02-02 Nick Clifton <nickc@redhat.com>
1197 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
1198 constant size of 4 as being the same as 0.
1199 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
1200 can take values in the range 0..4.
1202 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
1205 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
1206 as _darwin10_Unwind_FindEnclosingFunction().
1207 * libgcc-libsystem.ver: New.
1209 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
1212 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
1213 implicitly set registers.
1215 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
1217 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
1218 (arm_override_options): Allow automatic selection of the thread
1219 pointer register if thumb2.
1220 (legitimize_pic_address): Improve code sequences for Thumb2.
1221 (arm_call_tls_get_addr): Likewise.
1222 (legitimize_tls_address): Likewise.
1223 * arm.md (pic_load_addr_arm): Delete. Replace with ...
1224 (pic_load_addr_32bit): ... this. New named pattern.
1225 * thumb2.md (pic_load_addr_thumb2): Delete.
1226 (pic_load_dot_plus_four): Delete.
1227 (tls_load_dot_plus_four): New named pattern.
1229 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1232 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
1233 Document fix for TLS bug.
1235 2010-01-31 Richard Guenther <rguenther@suse.de>
1237 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
1238 conservatively correct.
1240 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1244 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1246 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
1248 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1250 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
1252 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
1254 * config.gcc: Adjust order of makefile fragments for mingw targets.
1256 2010-01-31 Richard Guenther <rguenther@suse.de>
1259 * gimplify.c (gimplify_init_constructor): For volatile LHS
1260 initialize a temporary.
1262 2010-01-31 Matthias Klose <doko@ubuntu.com>
1264 * configure.ac: Fix __stack_chk_fail check for cross builds configured
1266 * configure: Regenerate.
1268 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
1270 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1271 the same alias set and their sizes different constantness.
1272 (aliasing_component_refs_p): Revert 2009-10-24 change.
1274 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1276 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
1279 2010-01-29 Richard Guenther <rguenther@suse.de>
1281 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
1282 Assert we successfully updated the call.
1284 2010-01-29 Jakub Jelinek <jakub@redhat.com>
1286 PR rtl-optimization/42889
1287 * df.h (df_set_bb_dirty_nonlr): New prototype.
1288 * df-core.c (df_set_bb_dirty_nonlr): New function.
1289 * df-scan.c (df_insn_rescan): Call it instead of
1290 df_set_bb_dirty for DEBUG_INSNs.
1292 2010-01-29 Richard Guenther <rguenther@suse.de>
1295 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
1296 quadratic behavior in most cases.
1298 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
1301 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
1302 in the call to gen_x86_movsicc_0_m1.
1304 2010-01-28 Richard Guenther <rguenther@suse.de>
1306 PR tree-optimization/42871
1307 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
1309 2010-01-28 Richard Guenther <rguenther@suse.de>
1311 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
1312 into call arguments.
1314 2010-01-28 Richard Guenther <rguenther@suse.de>
1317 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
1318 the forwarder if the destination is an EH landing pad.
1320 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
1322 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
1323 block list passed to gimple_duplicate_sese_tail.
1324 (parallelize_loops): Avoid parallelization when the function
1326 Avoid parallelization when the preheader is IRREDUCIBLE.
1327 Try to optimize when estimated_loop_iterations_int is unresolved.
1328 Add the loop's location to the dump file.
1329 * tree-cfg.c (add_phi_args_after_redirect): Remove.
1330 (gimple_duplicate_sese_tail): Remove the check for the latch.
1331 Redirect nexits to the exit block.
1332 Remove handling of the incoming edges to the latch.
1333 Redirect the backedge from the copied latch to the exit bb.
1335 2010-01-28 Michael Matz <matz@suse.de>
1338 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
1339 Wrap force_reg into a sequence, emit it before user.
1341 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
1343 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
1345 (arm_legacy_rev): Likewise.
1346 (thumb_legacy_rev): Likewise.
1348 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1350 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
1351 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
1352 on MEM's address failed, try avoid_constant_pool_reference and
1353 recurse if it returned something different.
1354 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
1355 address, try avoid_constant_pool_reference and recurse if it
1356 returned something different.
1357 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
1358 address and avoid_constant_pool_reference returned something
1359 different, don't set have_address.
1361 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
1364 * var-tracking.c (val_store): Add modified argument, obey it.
1366 (count_uses): Move down logging of main.
1367 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
1368 don't need resolution.
1369 (emit_notes_in_bb): Likewise.
1371 2010-01-27 Richard Guenther <rguenther@suse.de>
1374 * tree-inline.c (remap_decl): Delay remapping of SSA name
1375 default definitions until we need them.
1377 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1379 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1380 (rs6000_delegitimize_address): New function.
1382 * config/s390/s390.c (s390_delegitimize_address): Call
1383 delegitimize_mem_from_attrs.
1386 * tree-inline.c (cannot_copy_type_1): Removed.
1387 (copy_forbidden): Don't forbid copying of functions containing
1388 records/unions with variable length fields.
1390 2010-01-27 Christian Bruel <christian.bruel@st.com>
1394 * config/sh/sh.c (find_barrier): Increase length for non delayed
1395 conditional branches.
1397 2010-01-27 Matthias Klose <doko@ubuntu.com>
1399 * configure.ac (gnu-unique-object): Fix ldd version check.
1400 * configure: Regenerate.
1402 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1404 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
1406 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
1407 Test for HAVE_GNU_AS value.
1409 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1411 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
1412 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
1413 INT64_TYPE): Define.
1414 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1415 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1416 INT_LEAST64_TYPE): Define.
1417 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1418 UINT_LEAST64_TYPE): Define.
1419 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
1420 INT_FAST64_TYPE): Define.
1421 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1422 UINT_FAST64_TYPE): Define.
1423 (INTMAX_TYPE, UINTMAX_TYPE): Define.
1424 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1425 (SIG_ATOMIC_TYPE): Define.
1427 2010-01-26 Richard Guenther <rguenther@suse.de>
1429 * df-scan.c (df_scan_set_bb_info): Remove assert.
1430 (df_insn_rescan_debug_internal): Merge asserts.
1431 (df_install_ref): Likewise.
1432 (df_mark_reg): Use bitmap_set_range.
1433 (df_hard_reg_used_p): Remove assert.
1434 (df_hard_reg_used_count): Likewise.
1436 2010-01-26 Richard Guenther <rguenther@suse.de>
1438 PR rtl-optimization/42685
1439 * web.c (web_main): Ignore DEBUG_INSNs.
1441 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
1443 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
1445 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
1446 Fix types of fndecl and arglist parameters.
1448 2010-01-26 Richard Guenther <rguenther@suse.de>
1451 * tree-eh.c (unsplit_eh): Skip debug insns.
1453 2010-01-26 Richard Guenther <rguenther@suse.de>
1455 PR tree-optimization/42250
1456 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
1458 2010-01-26 Jakub Jelinek <jakub@redhat.com>
1461 * omp-low.c (expand_omp_sections): Only use single_pred if
1462 l2_bb is single_pred_p.
1464 2010-01-25 Christian Bruel <christian.bruel@st.com>
1467 * config/sh/sh.c (find_barrier): Increase length for non delayed
1468 conditional branches.
1469 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
1471 2010-01-24 David S. Miller <davem@davemloft.net>
1473 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
1474 define if not using GAS.
1475 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1476 Likewise. Delete SECTION_MERGE code, which is only applicable
1479 2010-01-24 Mark Mitchell <mark@codesourcery.com>
1482 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
1483 mangling of va_list in system headers.
1485 2010-01-23 Toon Moene <toon@moene.org>
1487 * tree-predcom.c (combine_chains): Return NULL, not false.
1489 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
1491 * tree-loop-distribution.c (distribute_loop): Fix declaration and
1492 initialization of variable res to agree with return type.
1494 2010-01-22 Steve Ellcey <sje@cup.hp.com>
1496 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
1497 * tree-sra.c: Add include of expr.h.
1499 2010-01-22 Jakub Jelinek <jakub@redhat.com>
1501 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
1502 insert the debug stmt on the single non-EH edge from the stmt.
1504 2010-01-22 Richard Henderson <rth@redhat.com>
1507 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
1508 the RHS until after generate_subtree_copies has insertted its
1509 code before the current statement.
1511 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
1513 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
1515 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
1517 2010-01-21 Martin Jambor <mjambor@suse.cz>
1519 PR tree-optimization/42585
1520 * tree-sra.c (struct access): New field grp_total_scalarization.
1521 (dump_access): Dump the new field.
1522 (should_scalarize_away_bitmap): New variable.
1523 (cannot_scalarize_away_bitmap): Likewise.
1524 (sra_initialize): Allocate new bitmaps.
1525 (sra_deinitialize): Free new bitmaps.
1526 (create_access_1): New function.
1527 (create_access): Parts moved to create_access_1.
1528 (type_consists_of_records_p): New function.
1529 (completely_scalarize_record): Likewise.
1530 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
1531 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
1532 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
1534 (analyze_all_variable_accesses): Completely scalarize small eligible
1537 2010-01-21 Martin Jambor <mjambor@suse.cz>
1539 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
1541 2010-01-21 Andrew Haley <aph@redhat.com>
1543 * gcc.c (process_command): Move lang_specific_driver before
1544 setting cc_libexec_prefix.
1546 2010-01-21 Richard Guenther <rguenther@suse.de>
1549 * fold-const.c (negate_expr_p): Pretend only negative
1550 real constants are easily negatable.
1552 2010-01-20 Janis Johnson <janis187@us.ibm.com>
1553 Jason Merrill <jason@redhat.com>
1555 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
1556 (TYPE_TRANSPARENT_AGGR): this, for union and record.
1557 * calls.c (initialize argument_information): Handle it.
1558 * c-common.c (handle_transparent_union_attribute): Use new name.
1559 * c-decl.c (finish_struct): Ditto.
1560 * c-typeck.c (type_lists_compatible_p): Ditto.
1561 (convert_for_assignment): Use new name and also handle record.
1562 * function.c (aggregate_value_p): Handle it.
1563 (pass_by_reference): Ditto.
1564 (assign_parm_data_types): Ditto.
1565 * print-tree.c (print_node): Ditto.
1566 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
1567 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
1568 * tree.c (first_field): New fn.
1570 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1573 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
1574 even when linking statically, for now.
1576 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1579 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
1580 without a cselib val.
1581 (count_uses): Accept MO_VAL_SET with no val on stores.
1582 (add_stores): Likewise.
1584 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1586 * var-tracking.c (check_value_val): Add a compile time assertion.
1587 (dv_is_decl_p): Simplify.
1588 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
1589 gcc_assert if ENABLE_CHECKING.
1591 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1594 * var-tracking.c: Include tree-flow.h.
1595 (mem_dies_at_call): New.
1596 (dataflow_set_preserve_mem_locs): Use it.
1597 (dataflow_set_remove_mem_locs): Likewise.
1598 (dump_var): Renamed from dump_variable. Adjust all callers.
1599 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
1600 * Makefile.in (var-tracking.o): Adjust deps.
1602 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
1604 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
1606 2010-01-20 Richard Guenther <rguenther@suse.de>
1608 PR tree-optimization/42717
1609 * tree-ssa-dce.c (get_live_post_dom): Remove.
1610 (forward_edge_to_pdom): Take an arbitrary edge to copy
1611 degenerate PHI args from.
1612 (remove_dead_stmt): Use the first post-dominator even if it
1613 does not contain live statements as redirection destination.
1615 2010-01-20 Richard Guenther <rguenther@suse.de>
1617 * tree-inline.c (estimate_num_insns): Handle EH builtins.
1619 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1621 * sel-sched.c (create_speculation_check): Remove set but not used
1623 (try_transformation_cache): Remove set but not used variable ds.
1624 (calculate_privileged_insns): Remove set but not used variables
1625 cur_insn and min_spec_insn.
1626 (find_best_expr): Remove set but not used variable avail_n.
1627 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
1629 * cgraphunit.c (assemble_thunk): Remove set but not used variable
1631 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
1632 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
1635 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
1638 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
1639 cpu types. Add support for *-sse3 cpu types.
1640 (x86_64-*-*): Ditto.
1642 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1645 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
1646 argument, call initializer_constant_valid_p_1 instead of
1647 initializer_constant_valid_p, pass CACHE to it, return NULL
1648 immediately if first call returns NULL.
1649 (initializer_constant_valid_p_1): New function.
1650 (initializer_constant_valid_p): Use it.
1652 2010-01-20 Thomas Quinot <quinot@adacore.com>
1654 * tree.def (PLACEHOLDER_EXPR): Fix comment.
1656 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1658 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
1659 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
1660 (loc_list_from_tree): Don't handle unsigned division. Handle
1661 signed modulo using DW_OP_{over,over,div,mul,minus}.
1662 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
1663 modulo instead of signed.
1665 2010-01-20 DJ Delorie <dj@redhat.com>
1667 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
1669 (h8300_emit_stack_adjustment): Propogate it.
1671 (h8300_expand_prologue): Likewise.
1672 (h8300_expand_epilogue): Likewise.
1674 2010-01-19 Michael Matz <matz@suse.de>
1676 PR tree-optimization/41783
1677 * tree-data-ref.c (toplevel): Include flags.h.
1678 (dump_data_dependence_relation): Also dump the inputs if the
1679 result will be unknown.
1680 (split_constant_offset_1): Look through some conversions.
1681 * tree-predcom.c (determine_roots_comp): Restart a new chain if
1682 the offset from last element is too large.
1683 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
1684 (reassociate_to_the_same_stmt): Handle vector registers.
1685 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
1687 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
1688 wide_prolog_niters argument, emit widening instructions.
1689 (vect_do_peeling_for_alignment): Adjust caller, use widened
1690 variant of the iteration cound.
1691 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
1693 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1696 * config/arm/neon-testgen.m (emit_automatics): New parameter
1697 features. Adjust for Fixed_return_reg feature.
1698 (test_intrinsic): Call emit_automatics with new feature.
1699 * config/arm/neon.ml: Update copyright years.
1700 (features): New Fixed_return_reg feature.
1701 (ops): Update feature for Vget_low.
1703 2010-01-19 Jakub Jelinek <jakub@redhat.com>
1705 PR tree-optimization/42719
1706 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
1710 * fwprop.c (all_uses_available_at): Return false if def_set dest
1711 is a REG that is used in def_insn.
1713 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
1715 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
1717 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
1720 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
1722 * target.h (struct gcc_target) <secondary_reload>: Change type
1723 of last argument to secondary_reload_info *.
1725 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
1728 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
1729 memory references with unaligned offsets. Remove CQImode handling.
1730 (unaligned_memory_operand): Return 1 for memory references with
1731 unaligned offsets. Remove CQImode handling.
1733 2010-01-18 Richard Guenther <rguenther@suse.de>
1736 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
1739 2010-01-18 Richard Guenther <rguenther@suse.de>
1741 PR tree-optimization/42781
1742 * tree-ssa-structalias.c (find_what_var_points_to): Skip
1743 restrict processing only if the original variable was artificial.
1745 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
1747 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
1748 find number of popped argument bytes.
1750 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
1751 Fix the text that describes the return value for invalid insns.
1753 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
1755 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
1756 Clarify what 'cost of the -dependence' is. Fix quoting.
1758 * toplev.c (default_get_pch_validity): Rename argument to "sz".
1759 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
1761 2010-01-17 Jakub Jelinek <jakub@redhat.com>
1763 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1764 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
1766 2010-01-17 Richard Guenther <rguenther@suse.de>
1769 * function.c (split_complex_args): Take a VEC to modify.
1770 (assign_parms_augmented_arg_list): Build a VEC instead of
1771 a chain of PARM_DECLs.
1772 (assign_parms_unsplit_complex): Take a VEC of arguments.
1773 Do not fixup unmodified parms.
1774 (assign_parms): Deal with the VEC.
1775 (gimplify_parameters): Likewise.
1777 2010-01-17 Richard Guenther <rguenther@suse.de>
1779 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
1780 node existence check.
1781 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
1782 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
1783 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
1784 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
1785 (gimple_execute_on_growing_pred): Likewise.
1787 2010-01-17 Richard Guenther <rguenther@suse.de>
1789 PR tree-optimization/42773
1790 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
1791 (compute_antic_aux): Likewise.
1792 (compute_partial_antic_aux): Likewise.
1794 2010-01-17 Jie Zhang <jie.zhang@analog.com>
1797 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
1800 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
1802 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
1805 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
1806 Fix markup for strict argument.
1808 (TARGET_SCHED_REORDER2): Fix argument types.
1810 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
1811 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
1813 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
1814 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
1816 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
1819 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
1820 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
1821 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
1822 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
1823 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
1825 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
1827 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
1829 (TARGET_ASM_RELOC_RW_MASK): Add return type.
1830 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
1832 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
1834 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
1837 (TARGET_ASM_NAMED_SECTION): Fix argument list.
1839 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
1840 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
1842 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
1844 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
1846 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
1847 referring to it. Fix language.
1849 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
1851 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
1853 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
1855 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
1857 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
1858 '@var{stream}. Remove stray 'and'.
1860 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
1862 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
1864 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
1866 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
1867 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
1869 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
1870 Fix description of return value.
1871 Rename argument "sz" to "len."
1873 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
1874 Clarify meaning of 'true' return value.
1876 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
1878 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
1879 rep_mode versus mode_rep.
1881 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
1883 (TARGET_BUILTIN_DECL): Fix name.
1885 (TARGET_COMMUTATIVE_P): Fix type of first argument.
1887 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
1889 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
1891 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
1893 (TARGET_RELAXED_ORDERING): Use @deftypevr.
1895 (TARGET_GET_DRAP_RTX): Note that this is a hook.
1898 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
1899 Rename argument tm_fn to md_fn.
1901 (TARGET_OPTION_PRINT): Fix argument list.
1903 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
1906 * config/i386/i386.c (ix86_fixup_binary_operands):
1907 Revert FMA4 fixup of operands.
1909 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1912 * Makefile.in (write_entries_to_file, install-plugin):
1913 Use \012 instead of \n with tr.
1915 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
1917 * configure.ac (HAVE_AS_REF): New C macro.
1918 * configure: Regenerate.
1919 * config.in: Likewise.
1920 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
1922 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
1925 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
1927 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
1929 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
1931 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
1933 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
1935 (TARGET_IN_SMALL_DATA_P): Fix argument type.
1937 (TARGET_BINDS_LOCAL_P): Fix argument type.
1939 (TARGET_ASM_FILE_END): Use prototype.
1941 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
1943 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
1945 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
1947 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
1949 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
1950 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
1952 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
1953 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
1955 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
1956 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1957 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
1958 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1960 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
1962 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
1964 (TARGET_INIT_BUILTINS): Use prototype.
1966 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1967 Put 'const char *' in braces. Fix parameter types.
1968 (TARGET_INVALID_CONVERSION): Fix parameter types.
1969 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
1970 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
1972 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
1975 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
1977 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
1979 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
1981 * doc/tm.texi (TARGET_HELP): Fix return type.
1983 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
1984 in braces. Fix argument types.
1986 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
1988 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
1990 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
1992 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
1993 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
1995 (TARGET_MANGLE_TYPE): Fix argument types.
1997 (TARGET_IRA_COVER_CLASSES): Use prototype.
1999 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
2001 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
2003 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
2005 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
2007 (TARGET_CALLEE_COPIES): Fix argument types.
2009 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
2011 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
2013 (TARGET_FUNCTION_VALUE): Fix argument types.
2015 (TARGET_RETURN_IN_MSB): Fix argument type.
2017 (TARGET_RETURN_IN_MEMORY): Fix argument types.
2019 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
2021 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
2023 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
2024 agree with return type.
2026 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
2028 2010-01-15 Jing Yu <jingyu@google.com>
2030 PR rtl-optimization/42691
2031 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
2032 a pseudo to a constant and are merged, and adjust comments.
2034 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
2036 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
2038 2010-01-15 Richard Guenther <rguenther@suse.de>
2041 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
2042 labels of computed or non-local gotos to the destination.
2043 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
2044 landing pad label is the first label.
2046 2010-01-15 Richard Guenther <rguenther@suse.de>
2048 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
2050 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2053 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
2054 to allow generation of the xssqrtdp instruction on power7.
2055 (sqrtdf2_fpr): Ditto.
2057 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2060 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
2061 functions with noreturn attribute.
2064 * varasm.c (declare_weak): Add weak attribute to decl if it
2065 doesn't have one already.
2066 (assemble_external): Only add decls to weak_decls if they also
2067 have weak attribute.
2069 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
2071 * var-tracking.c (var_reg_delete): Don't delete the association
2072 between REGs and values or one-part variables if the register
2075 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2078 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
2079 because its first operand is a non-localized variable.
2081 2010-01-14 Martin Jambor <mjambor@suse.cz>
2083 PR tree-optimization/42706
2084 * tree-sra.c (encountered_recursive_call): New variable.
2085 (encountered_unchangable_recursive_call): Likewise.
2086 (sra_initialize): Initialize both new variables.
2087 (callsite_has_enough_arguments_p): New function.
2088 (scan_function): Call decl and flags check only for IPA-SRA, check
2089 whether there is a recursive call and whether it has enough arguments.
2090 (all_callers_have_enough_arguments_p): New function.
2091 (convert_callers): Look for recursive calls only when
2092 encountered_recursive_call is set.
2093 (ipa_early_sra): Bail out either if
2094 !all_callers_have_enough_arguments_p or
2095 encountered_unchangable_recursive_call.
2097 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2099 * sel-sched.c: Add 2010 to copyright years.
2100 * sel-sched-ir.c: Likewise.
2101 * sel-sched-ir.h: Likewise.
2103 2010-01-14 Martin Jambor <mjambor@suse.cz>
2105 PR tree-optimization/42714
2106 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
2107 constructors specially.
2109 2010-01-14 Andi Kleen <ak@linux.intel.com>
2111 * config/i386/drivers-i386.c (detect_caches_intel):
2112 Add l2sizekb parameter and fill in.
2113 (host_detect_local_cpu): Add l2sizekb, fill in.
2114 Add Atom small cache heuristic.
2116 2010-01-14 Andi Kleen <ak@linux.intel.com>
2118 * config/i386/drivers-i386.c (detect_caches_cpuid4):
2119 Add level3 parameter and fill in.
2120 (detect_caches_intel): Handle level3 cache.
2122 2010-01-14 Andi Kleen <ak@linux.intel.com>
2124 * config/i386/drivers-i386.c (host_detect_local_cpu):
2125 Fix core duo detection.
2127 2010-01-14 Andi Kleen <ak@linux.intel.com>
2129 * config/i386/drivers-i386.c (host_detect_local_cpu):
2132 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2134 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
2135 (rs6000_variable_issue_1): this. Use...
2136 (rs6000_variable_issue): here. Reimplement. Print debug info.
2138 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2140 * sel-sched-ir.c (sel_restore_other_notes): Rename to
2141 sel_restore_notes. Update all callers. Call reemit_notes
2144 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2146 PR rtl-optimization/42246
2147 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
2150 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2152 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
2153 all successors is the same as number of successors in current region.
2155 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2157 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
2158 to rename is not separable. Otherwise check that its LHS is not NULL.
2160 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2162 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
2164 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2166 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
2167 available registers when failed to discover LHS register class.
2168 Fix indentation. Update comment.
2170 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2171 Alexander Monakov <amonakov@ispras.ru>
2173 PR rtl-optimization/42389
2174 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
2176 (advance_state_on_fence): Likewise.
2177 (sel_target_adjust_priority): Print debug output only when
2178 sched_verbose >= 4, not 2.
2179 (get_expr_cost): Do not issue all unique insns on the next cycle.
2180 (fill_insns): Initialize can_issue_more from the value saved
2182 * sel-sched-ir.c (flist_add): New parameter issue_more.
2183 Init FENCE_ISSUE_MORE with it.
2184 (merge_fences): Likewise.
2185 (init_fences): Update call to flist_add.
2186 (add_to_fences, add_clean_fence_to_fences)
2187 (add_dirty_fence_to_fences): Likewise.
2188 (move_fence_to_fences): Update call to merge_fences.
2189 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
2191 * sel-sched-ir.h (struct _fence): New field issue_more.
2192 (FENCE_ISSUE_MORE): New accessor macro.
2194 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2196 PR rtl-optimization/42388
2197 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
2198 that have no predecessors nor successors. Do not call move_bb_info
2199 for empty blocks outside of current region.
2201 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2203 PR rtl-optimization/42294
2204 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
2205 * sel-sched.c (move_exprs_to_boundary): Transitively add all
2206 originators' originators.
2208 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2210 PR rtl-optimization/39453
2211 PR rtl-optimization/42246
2212 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
2214 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
2216 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2217 Alexander Monakov <amonakov@ispras.ru>
2220 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
2221 (maybe_tidy_empty_bb): ... here. Make static. Add new
2222 argument. Update all callers.
2223 (tidy_control_flow): ... and here. Recompute topological order
2224 of basic blocks in region if necessary.
2225 (sel_redirect_edge_and_branch): Change return type. Return true
2226 if topological order might have been invalidated.
2227 (purge_empty_blocks): Export and move from...
2228 * sel-sched.c (purge_empty_blocks): ... here.
2229 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
2230 (maybe_tidy_empty_bb): Delete prototype.
2231 (purge_empty_blocks): Declare.
2233 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2235 PR rtl-optimization/42249
2236 * sel-sched.c (try_replace_dest_reg): When chosen register
2237 and original register is the same, do not bail out early, but
2238 still check all original insns for validity of replacing destination
2239 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
2242 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2245 Port from no-undefined-overflow branch:
2246 2009-03-09 Richard Guenther <rguenther@suse.de>
2248 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
2250 2010-01-14 Richard Guenther <rguenther@suse.de>
2253 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
2255 2010-01-14 Ira Rosen <irar@il.ibm.com>
2257 PR tree-optimization/42709
2258 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
2259 as scalar type in creation of constant vector operand.
2261 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2264 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
2265 (check-parallel-%): Match `testsuite' directory component only
2268 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
2270 PR translation/39521
2271 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
2274 2010-01-13 Richard Guenther <rguenther@suse.de>
2276 PR tree-optimization/42730
2277 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
2280 2010-01-13 Steve Ellcey <sje@cup.hp.com>
2283 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
2284 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
2287 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
2289 * config/bfin/libgcc-bfin.ver: Regenerate based on current
2290 libgcc-std.ver. Add entries for ___smulsi3_highpart and
2291 ___umulsi3_highpart.
2293 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
2294 rather than schedule_insns if the pass is enabled.
2296 2010-01-13 Martin Jambor <mjambor@suse.cz>
2298 PR tree-optimization/42704
2299 * tree-sra.c (sra_modify_assign): Do not delete assignments to
2302 2010-01-13 Martin Jambor <mjambor@suse.cz>
2304 PR tree-optimization/42703
2305 * tree-sra.c (analyze_access_subtree): Check that we can build a
2306 reference to the original data within the aggregate.
2308 2010-01-13 Richard Guenther <rguenther@suse.de>
2310 PR tree-optimization/42705
2311 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
2313 2010-01-13 Richard Guenther <rguenther@suse.de>
2316 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
2318 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2321 * var-tracking.c (values_to_unmark): New variable.
2322 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2323 values_to_unmark vector. Moved body to...
2324 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2325 instead queue it into values_to_unmark vector.
2326 (vt_find_locations): Free values_to_unmark vector.
2328 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
2330 * config/s390/s390.c (override_options): Set
2331 default of max-pending-list-length to 256
2333 2010-01-13 Richard Guenther <rguenther@suse.de>
2336 * tree-pass.h (PROP_gimple_lcx): New.
2337 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
2338 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
2339 before the final cleanup_eh.
2340 (dump_properties): Dump PROP_gimple_lcx.
2341 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
2342 (tree_lower_complex_O0): Remove.
2343 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
2344 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
2345 tree_lower_complex, schedule TODO_update_ssa.
2346 * lto-streamer-out.c (output_function): Stream the functions
2348 * lto-streamer-in.c (input_function): Likewise.
2349 (lto_read_body): Do not override them here.
2351 2010-01-12 Joseph Myers <joseph@codesourcery.com>
2354 * c-typeck.c (build_c_cast): Fold value cast to union type before
2355 wrapping it in a CONSTRUCTOR.
2357 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2359 PR rtl-optimization/42699
2360 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
2363 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2365 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2366 SUBTARGET_WARN_UNUSED_SPEC): Move ...
2367 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2368 SUBTARGET_WARN_UNUSED_SPEC): ... here
2369 * config/mips/iris5.h (LIBGCC_SPEC): Define.
2371 2010-01-12 Julian Brown <julian@codesourcery.com>
2373 * config/arm/neon-schedgen.ml (Utils): Don't try to
2374 open missing module.
2375 (find_with_result): New.
2377 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2380 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
2381 sharing when canonicalizing ({lt,ge}u (plus a b) b).
2383 PR tree-optimization/42645
2384 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
2385 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
2386 decl_map, set processing_debug_stmt to -1 and return name without
2389 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
2391 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
2392 binutils version, and reword target configuration description.
2394 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2396 * config/avr/avr.h (LINKER_NAME): Remove.
2398 2010-01-11 Janis Johnson <janis187@us.ibm.com>
2401 * config/rs6000/rs6000.c (rs6000_override_options): On targets
2402 that support VSX, warn for -mno-altivec if vsx is not disabled,
2405 2010-01-11 Joseph Myers <joseph@codesourcery.com>
2406 Shujing Zhao <pearly.zhao@oracle.com>
2408 PR translation/42469
2409 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
2410 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
2411 character between option name and help text.
2412 * c.opt (imultilib): Likewise.
2414 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
2416 * lto-streamer-out.c (output_unreferenced_globals): Output static
2419 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
2421 PR rtl-optimization/42621
2422 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
2423 optimizing for size.
2424 (duplicate_computed_gotos): Remove now-redundant check.
2426 2010-01-10 Steve Ellcey <sje@cup.hp.com>
2429 * configure.ac: Save and restore LDFLAGS and LIBS
2430 * configure: Regenerate.
2432 2010-01-10 Richard Guenther <rguenther@suse.de>
2435 * builtins.c (fold_builtin_strlen): Add type argument and
2436 convert the resulting length to it.
2437 (fold_builtin_1): Adjust.
2439 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2441 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
2442 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
2444 (num_insns_constant_wide): Adjust for that change.
2446 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2449 * web.c (union_defs): Add used argument, to combine uses of
2451 (entry_register): Adjust type and tests of used argument.
2452 (web_main): Widen used for new use. Pass it to union_defs.
2453 * df.h (union_defs): Adjust prototype.
2455 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2458 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
2459 uses in new incoming argument. Free body.
2460 (reset_debug_uses_in_loop): New.
2461 (analyze_insn_to_expand_var): Call the latter if the former found
2462 anything. Fix whitespace. Reject invalid dest overlaps before
2463 going through all insns in the loop.
2465 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2468 * haifa-sched.c (dying_use_p): Debug insns don't count.
2470 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2473 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
2474 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
2475 (verify_gimple_call): Reject LHS in noreturn calls.
2477 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2481 * tree-vect-loop-manip.c (adjust_info): New type.
2482 (adjust_vec): New pointer to vector.
2483 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
2484 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
2485 (slpeel_update_phis_for_duplicate_loop): Use them.
2486 (slpeel_update_phi_nodes_for_guard1): Likewise.
2487 (slpeel_update_phi_nodes_for_guard2): Likewise.
2488 (slpeel_tree_peel_loop_to_edge): Likewise.
2489 (vect_update_ivs_after_vectorizer): Likewise.
2491 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2493 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
2494 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2496 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2498 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
2499 bogus uninitialized warning.
2501 2010-01-09 Richard Guenther <rguenther@suse.de>
2504 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
2505 the evolution is compatible with the initial condition.
2507 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2509 * gcc.c (process_command): Update copyright notice dates.
2510 * gcov.c (print_version): Likewise.
2511 * gcov-dump.c (print_version): Likewise.
2512 * mips-tfile.c (main): Likewise.
2513 * mips-tdump.c (main): Likewise.
2515 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2518 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
2520 (rotlhi3_8): Delete.
2522 (rotlsi3_8): Delete.
2523 (rotlsi3_16): Delete.
2524 (rotlsi3_24): Delete.
2526 (*rotw<mode>3): New.
2527 (*rotb<mode>3): New.
2528 * config/avr/avr.c (avr_rotate_bytes): New function.
2529 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
2531 2010-01-08 Steve Ellcey <sje@cup.hp.com>
2534 * configure.ac: Modify -rdynamic check.
2535 * configure: Regenerate.
2537 2010-01-08 DJ Delorie <dj@redhat.com>
2539 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
2540 register popping order.
2542 2010-01-08 Richard Guenther <rguenther@suse.de>
2545 * c.opt (fsigned-char): Also let LTO handle this option.
2546 (funsigned-char): Likewise.
2548 2010-01-07 Richard Guenther <rguenther@suse.de>
2550 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
2551 (gimple_op): Likewise.
2552 (gimple_op_ptr): Likewise.
2553 (gimple_assign_set_lhs): Remove gcc_assert.
2554 (gimple_assign_set_rhs1): Likewise.
2555 (gimple_assign_set_rhs2): Likewise.
2556 (gimple_call_set_lhs): Likewise.
2557 (gimple_call_set_fn): Likewise.
2558 (gimple_call_set_fndecl): Likewise.
2559 (gimple_call_fndecl): Likewise.
2560 (gimple_call_return_type): Likewise.
2561 (gimple_call_set_chain): Likewise.
2562 (gimple_call_num_args): Likewise.
2563 (gimple_call_set_arg): Likewise.
2564 (gimple_cond_set_code): Likewise.
2565 (gimple_cond_set_lhs): Likewise.
2566 (gimple_cond_set_rhs): Likewise.
2567 (gimple_cond_set_true_label): Likewise.
2568 (gimple_cond_set_false_label): Likewise.
2569 (gimple_label_set_label): Likewise.
2570 (gimple_goto_set_dest): Likewise.
2571 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
2572 (gimple_debug_bind_get_value): Likewise.
2573 (gimple_debug_bind_get_value_ptr): Likewise.
2574 (gimple_debug_bind_set_var): Likewise.
2575 (gimple_debug_bind_set_value): Likewise.
2576 (gimple_debug_bind_reset_value): Likewise.
2577 (gimple_debug_bind_has_value_p): Likewise.
2578 (gimple_return_retval_ptr): Remove gcc_assert.
2579 (gimple_return_retval): Likewise.
2580 (gimple_return_set_retval): Likewise.
2581 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
2582 (safe_referenced_var_iterator): Remove.
2583 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
2584 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
2585 (fill_referenced_var_vec): Remove.
2586 (first_readonly_imm_use): Remove redundant gcc_assert.
2587 (phi_arg_index_from_use): Combine gcc_asserts.
2588 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
2589 (first_imm_use_stmt): Remove redundant gcc_assert.
2590 * tree-cfg.c (verify_gimple_call): Verify function and chain
2591 operands. Verify arguments.
2592 (verify_types_in_gimple_stmt): Verify condition code and labels.
2594 2010-01-07 Richard Guenther <rguenther@suse.de>
2596 PR tree-optimization/42641
2597 * sese.c (rename_map_elt_info): Use the SSA name version, do
2600 2010-01-07 Jakub Jelinek <jakub@redhat.com>
2602 PR tree-optimization/42625
2603 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
2604 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2606 2010-01-07 Duncan Sands <baldrick@free.fr>
2608 * Makefile.in (PLUGIN_HEADERS): Add version.h.
2610 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
2613 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
2614 note itself is not function_invariant_p.
2616 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
2618 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
2619 Do not add the DF_NOTE problem.
2620 * store-motion.c (execute_rtl_store_motion): Likewise.
2622 2010-01-07 Martin Jambor <mjambor@suse.cz>
2624 PR tree-optimization/42157
2625 * tree-sra.c (compare_access_positions): Stabilize sort if both
2626 accesses have integer types, return zero immediately if they are the
2629 2010-01-06 Richard Henderson <rth@redhat.com>
2632 * haifa-sched.c (add_to_note_list): Merge into ...
2633 (concat_note_lists): ... here, and ...
2634 (unlink_other_notes, rm_other_notes): Merge into...
2635 (remove_notes): ... here. Create REG_SAVE_NOTEs for
2636 NOTE_INSN_EPILOGUE_BEG.
2638 2010-01-06 Richard Guenther <rguenther@suse.de>
2640 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
2641 not inline regular functions into always-inline functions.
2643 2010-01-06 Nick Clifton <nickc@redhat.com>
2645 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
2646 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
2648 (OVERRIDE_OPTIONS): Delete.
2649 (OPTIMIZATION_OPTIONS): Define.
2650 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
2651 * config/rx/rx.c (rx_handle_option): Issue an error message if
2652 -mcpu=rx200 and -fpu are used together.
2653 (rx_set_optimization_options): New function. Issue an error
2654 message if an optimization attribute attempts to reset the FPU/
2655 math optimization pairing.
2656 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
2657 * config/rx/rx.opt: Set the default to 32-bit doubles.
2658 * config/rx/t-rx: Add multilibs for -nofpu option.
2659 * doc/invoke.texi: Update documentation of RX options.
2661 2010-01-06 Richard Guenther <rguenther@suse.de>
2663 * tree-ssa-pre.c (name_to_id): New global.
2664 (alloc_expression_id): Simplify SSA name handling.
2665 (lookup_expression_id): Likewise.
2666 (init_pre): Zero name_to_id.
2667 (fini_pre): Free it.
2669 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
2671 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
2673 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
2676 * config/i386/sse.md (smaxv2di3): New.
2677 (umaxv2di3): Likewise.
2678 (sminv2di3): Likewise.
2679 (uminv2di3): Likewise.
2681 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
2684 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
2685 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
2686 (legitimize_tls_address): Likewise.
2687 (sparc_tls_referenced_p): Likewise.
2688 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
2689 and adjust calls to legitimize_pic_address.
2690 (legitimate_constant_p) Use sparc_tls_referenced_p.
2691 (legitimate_pic_operand_p): Likewise.
2692 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
2693 (sparc_tls_symbol_ref_1): Delete.
2694 (sparc_tls_referenced_p): Make static, recognize specific patterns.
2695 (legitimize_tls_address): Make static, handle CONST patterns.
2696 (legitimize_pic_address): Make static, remove unused parameter and
2697 adjust recursive calls.
2698 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
2699 and adjust call to legitimize_pic_address.
2700 (sparc_output_mi_thunk): Likewise.
2702 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
2703 H.J. Lu <hongjiu.lu@intel.com>
2706 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
2707 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
2708 operands to make them signed.
2711 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2714 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2715 GTU to GT for V4SI and V2DI.
2717 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2718 (umin<mode>3): Removed.
2720 (uminv4si3): Likewise.
2722 2010-01-05 Martin Jambor <mjambor@suse.cz>
2724 PR tree-optimization/42462
2725 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
2726 current_function_decl to helper functions and macros.
2728 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2731 * flags.h: Don't include real.h.
2732 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
2733 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
2734 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
2735 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
2736 * dominance.c: Update copyright.
2737 * gimple.c (walk_gimple_op): Remove inline.
2738 * tree-ssa-reassoc.c: Include real.h.
2739 * Makefile.in (FLAGS_H): Remove $(REAL_H).
2740 (tree-ssa-reassoc.o): Depend on $(REAL_H).
2742 2010-01-05 Nick Clifton <nickc@redhat.com>
2744 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
2745 register to push into the stack frame when the accumulator has to
2746 be saved during interrupts.
2748 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
2750 * doc/invoke.texi: Remove the documentation about option
2752 * common.opt (Wunreachable-code): Preserved for backward
2754 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
2755 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
2756 the backward compatibility flag section.
2758 2010-01-05 Richard Guenther <rguenther@suse.de>
2760 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
2762 2010-01-05 Jakub Jelinek <jakub@redhat.com>
2765 * cfgexpand.c (expand_one_var): Diagnose too large variables.
2767 PR tree-optimization/42508
2768 * tree-sra.c (convert_callers): Check for recursive call
2769 by comparing cgraph nodes instead of decls.
2770 (modify_function): Call ipa_modify_formal_parameters also
2771 on all same_body aliases.
2773 * cgraphunit.c (cgraph_materialize_all_clones): Compare
2774 cgraph nodes when checking for same_body aliases.
2776 2010-01-05 Richard Guenther <rguenther@suse.de>
2778 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
2779 allocation and lookup.
2780 (get_or_alloc_expr_for_constant): Likewise.
2781 (phi_translate): Sink allocation.
2783 2010-01-04 Richard Guenther <rguenther@suse.de>
2785 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
2786 a new entry only if needed.
2787 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
2788 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
2790 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
2792 (phi_translate): Handle CONSTANTs early.
2794 2010-01-04 Martin Jambor <mjambor@suse.cz>
2796 PR tree-optimization/42398
2797 * tree-sra.c (struct access): Removed flag grp_different_types.
2798 (dump_access): Do not dump the removed flag.
2799 (sort_and_splice_var_accesses): Do not set the removed flag.
2800 (sra_modify_expr): Check for type compatibility directly.
2802 2010-01-04 Martin Jambor <mjambor@suse.cz>
2804 PR tree-optimization/42366
2805 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
2806 edges with variable number of parameters.
2807 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
2808 flag instead of asserting it.
2809 (ipa_read_node_info): Read uses_analysis_done flag.
2811 2010-01-04 Richard Guenther <rguenther@suse.de>
2813 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
2814 iterative_hash_* as intended.
2815 (vn_reference_compute_hash): Likewise. Simplify hashing
2817 (vn_reference_lookup_2): Likewise.
2818 (vn_nary_op_compute_hash): Likewise.
2819 (vn_phi_compute_hash): Likewise.
2820 (expressions_equal_p): Remove strange code.
2821 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
2822 (pre_expr_hash): Likewise. Simplify hashing SSA names.
2823 (bitmap_insert_into_set_1): Take value-id as parameter.
2824 (add_to_value): Pass it.
2825 (bitmap_insert_into_set): Likewise.
2826 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
2828 2010-01-04 Jakub Jelinek <jakub@redhat.com>
2831 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
2832 (do_self_spec): For switches with SWITCH_IGNORE set set also
2833 SWITCH_IGNORE_PERMANENTLY.
2834 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
2837 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
2839 * lto-streamer-out.c (output_unreferenced_globals): Output the full
2840 tree of an unreferenced global var.
2842 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2845 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2846 GTU to GT for V4SI and V2DI.
2848 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2849 (umin<mode>3): Removed.
2851 (uminv4si3): Likewise.
2853 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2856 * collect2.c (main): Turn on trace in collect2 if -v is passed
2859 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
2861 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
2862 description of expression operand.
2864 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
2866 * configure.ac: Add install-html to target_list for Make-hooks.
2867 * configure: Regenerate.
2868 * fortran/Make-lang.in (F95_HTMLFILES): New.
2869 (fortran.html): Use it.
2870 (fortran.install-html): New.
2871 * Makefile.in (install-html): Add lang.install-html.
2872 * java/Make-lang.in (JAVA_HTMLFILES): New.
2873 (java.html): Use it.
2874 (java.install-html): New.
2875 * objc/Make-lang.in (objc.install-html): New.
2876 * objcp/Make-lang.in (obj-c++.install-html): New.
2877 * cp/Make-lang.in (c++.install-html): New.
2878 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
2879 * lto/Make-lang.in (lto.install-html): New.
2881 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2884 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
2886 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
2888 PR rtl-optimization/41862
2889 * store-motion.c (store_killed_in_insn, compute_store_table,
2890 remove_reachable_equiv_notes, replace_store_insn,
2891 build_store_vectors): Ignore all DEBUG_INSNs.
2893 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2896 * common.opt: Add dumpdir.
2898 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
2900 (option_map): Add --dumpdir.
2902 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
2904 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
2906 * opts.c (decode_options): Try dump_dir_name first if
2907 dump_base_name isn't an absolute path.
2908 (common_handle_option): Handle OPT_dumpdir.
2910 * toplev.c (dump_dir_name): New.
2911 (print_switch_values): Also ignore -dumpdir.
2913 * toplev.h (dump_dir_name): New.
2915 2010-01-03 Richard Guenther <rguenther@suse.de>
2917 PR tree-optimization/42589
2918 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
2919 double-word expansion of bswap32.
2921 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
2923 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
2924 with BLOCK_FOR_INSN.
2925 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
2926 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
2927 noce_process_if_block): Likewise.
2928 * gcse.c (compute_local_properties, insert_expr_in_table,
2929 insert_set_in_table, canon_list_insert, find_avail_set,
2930 pre_insert_copy_insn): Likewise.
2932 * basic-block.h (BLOCK_NUM): Move from here...
2933 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
2935 2010-01-03 Richard Guenther <rguenther@suse.de>
2937 PR tree-optimization/42438
2938 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
2939 contains_may_not_return_call flag.
2940 (BB_MAY_NOTRETURN): New.
2941 (valid_in_sets): Trapping nary operations are not valid
2942 in blocks that may not return.
2943 (insert_into_preds_of_block): Remove check for trapping expressions.
2944 (compute_avail): Compute also BB_MAY_NOTRETURN.
2946 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
2948 * doc/invoke.texi: Add 2010 to copyright years.
2950 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
2952 * config/sparc/sparc.c: Fix formatting nits.
2954 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
2955 Alexander Monakov <amonakov@ispras.ru>
2957 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
2959 2010-01-02 Richard Guenther <rguenther@suse.de>
2962 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
2963 (simplify_switch_using_ranges): Mark to be removed edges
2966 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2968 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
2970 * collect2.c (scan_libraries): Add missing argument in call to
2973 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
2976 * config/alpha/predicates.md (aligned_memory_operand): Return false
2978 (unaligned_memory_operand): Return true for CQImode.
2979 * config/alpha/alpha.c (get_aligned_mem): Assert that location
2980 doesn not cross aligned SImode word boundary.
2982 2010-01-02 Anatoly Sokolov <aesok@post.ru>
2984 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
2986 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
2987 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
2989 2010-01-02 Richard Guenther <rguenther@suse.de>
2992 * toplev.c (compile_file): Emit LTO marker properly. Change
2994 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
2996 2010-01-01 Richard Guenther <rguenther@suse.de>
2999 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
3001 2010-01-01 Richard Guenther <rguenther@suse.de>
3004 * c-decl.c (grokdeclarator): For zero-size arrays force
3005 structural equality checks as layout_type does.
3007 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3009 * builtins.c: Update copyright to 2010.
3011 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3014 * lto-streamer-out.c (produce_asm): Revert the last change.
3015 (copy_function): Likewise.
3017 * lto-streamer.c (lto_get_section_name): Skip any leading
3020 2010-01-01 Richard Guenther <rguenther@suse.de>
3023 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
3027 Copyright (C) 2010 Free Software Foundation, Inc.
3029 Copying and distribution of this file, with or without modification,
3030 are permitted in any medium without royalty provided the copyright
3031 notice and this notice are preserved.