1 2010-03-03 Jason Merrill <jason@redhat.com>
4 * cgraph.h (varpool_node): Add extra_name field.
5 * varpool.c (varpool_extra_name_alias): New.
6 (varpool_assemble_decl): Emit extra name aliases.
7 (varpool_mark_needed_node): Look past an extra name alias.
9 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
11 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
12 (sparc*-*-solaris2*): ...this.
14 2010-03-03 Jakub Jelinek <jakub@redhat.com>
17 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
18 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
19 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
20 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
23 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
24 fallthrough to default handling, just with want_address 0 instead of 2.
25 For single element lists, add_AT_loc directly, otherwise create an
26 artificial variable DIE and stick location list to it.
29 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
30 (VAL_EXPR_HAS_REVERSE): Define.
31 (reverse_op): New function.
32 (add_stores): For reversible operations add an extra MO_VAL_USE.
34 2010-03-02 Jason Merrill <jason@redhat.com>
36 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
38 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
40 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
41 (sparc64-*-linux*): Likewise.
42 (sparc64-*-solaris2*): Include assembler files before linker ones.
43 (sparc-*-solaris2*): Simplify and reorder to match previous case.
44 * config/sparc/gas.h: Delete.
45 * config/sparc/sol2-64.h: Add copyright notice.
46 * config/sparc/sol2-gas-bi.h: Likewise.
47 * config/sparc/sol2-gld.h: Likewise.
48 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
49 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
50 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
51 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
52 (sparc_elf_asm_named_section): Rename into...
53 (sparc_solaris_elf_asm_named_section): ...this. Always define.
55 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
57 * config/alpha/alpha.c (override_options): Fix -mtune error message.
59 2010-03-02 Jeff Law <law@redhat.com>
62 * reload1.c (rtx_p, substitute_stack): Declare.
63 (substitute): Record addresses of changed rtxs.
64 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
65 Restore the original rtx when complete.
66 (reload): Free subsitute_stack when complete.
68 2010-03-02 Janis Johnson <janis187@us.ibm.com>
70 * doc/gccint.texi (menu): Add Testsuites as a chapter.
71 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
73 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
74 LTO Testing, gcov Testing, profopt Testing, compat Testing,
75 Torture Tests): Change from subsection to section.
77 2010-03-02 Jakub Jelinek <jakub@redhat.com>
78 Steven Bosscher <steven@gcc.gnu.org>
80 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
83 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
86 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
87 the assignment from the new induction variable to the assignment
88 of the value from the original loop PHI function.
90 2010-03-01 Janis Johnson <janis187@us.ibm.com>
91 Daniel Jacobowitz <dan@codesourcery.com>
93 * doc/sourcebuild.texi (Test directives): Clarify options to
96 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
98 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
99 Disable cfi directives unless GCC and gas agree on using read-only
100 .eh_frame sections for 64-bit.
101 * configure: Regenerate.
103 2010-03-01 Richard Guenther <rguenther@suse.de>
105 PR tree-optimization/43220
106 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
107 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
109 2010-03-01 Richard Guenther <rguenther@suse.de>
110 Martin Jambor <mjambor@suse.cz>
113 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
114 gimplified parameters.
116 2010-03-01 Christian Bruel <christian.bruel@st.com>
118 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
120 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
122 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
124 2010-03-01 Richard Guenther <rguenther@suse.de>
127 * expr.c (expand_assignment): Use the alias-oracle to tell
128 if the rhs aliases the result decl.
130 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
133 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
134 to sol_gt_pch_get_address.
135 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
136 64-bit, SPARC and x86.
137 (sol_gt_pch_get_address): New function.
139 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
141 * toplev.h (inform_n, error_n): Declare.
142 * diagnostic.c (inform_n, error_n): New function.
144 2010-03-01 Jakub Jelinek <jakub@redhat.com>
146 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
147 has no rtl yet when processing local_decls, queue it and recheck
148 if deferred stack allocation hasn't assigned it rtl.
150 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
152 * config/sh/sh.c (unspec_bbr_uid): New.
153 (gen_block_redirect): Use it instead of INSN_UID.
154 (gen_far_branch): Likewise.
156 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
158 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
159 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
161 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
163 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
164 (Warning Options): -Wno-conversion-null is valid for
165 Objective-C++ as well.
166 * doc/tm.texi (Named Address Spaces): Likewise.
167 * doc/plugins.texi (Plugins): Replace TABs with spaces.
168 * doc/tree-ssa.texi (Tree SSA): Likewise.
170 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
173 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
174 by default. Don't set the default arch for
175 i[34567]86-*-darwin*|x86_64-*-darwin*.
177 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
180 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
181 default. Set the default 32bit/64bit archs with $with_arch
182 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
184 2010-02-27 Richard Guenther <rguenther@suse.de>
186 PR tree-optimization/43186
187 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
188 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
189 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
192 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
194 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
195 required and i[34567]86-*-* targets don't support 64bit ISA.
197 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
200 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
203 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
205 * config.gcc: Set the default arch at least to Prescott for
206 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
207 if SSE math is enabled.
209 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
211 * diagnostic.c (diagnostic_initialize): Update.
212 (diagnostic_report_diagnostic): Test inhibit_notes_p for
214 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
215 (diagnostic_inhibit_notes): New.
216 * toplev.c (process_options): inhibit notes with -fcompare-debug.
218 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
221 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
222 * doc/standards.texi: Likewise.
223 * doc/extend.texi: Likewise.
224 * doc/trouble.texi: Likewise.
225 * doc/cppopts.texi: Likewise.
226 * doc/install.texi: Likewise.
227 * c.opt (std=c90,std=gnu90): New options.
228 * c-opts.c (c_common_handle_option): Handle them.
230 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
233 * c-decl.c (undeclared_variable): Use an informative note.
235 2010-02-26 Richard Guenther <rguenther@suse.de>
237 PR tree-optimization/43186
238 * gimple.h (gimple_fold): Remove.
239 * gimple.c (gimple_fold): Remove. Inline into single user ...
240 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
241 Try harder for conditions.
243 2010-02-26 Jakub Jelinek <jakub@redhat.com>
246 * function.c (used_types_insert): Don't skip through named pointer
247 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
248 and it is different from the main variant's type.
250 2010-02-26 Nick Clifton <nickc@redhat.com>
252 * config/rx/rx.md (sminsi3): Remove bogus alternative.
254 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
256 * config.gcc: Support --with-fpmath=sse for x86.
258 * config/i386/ssemath.h: New.
260 * doc/install.texi (--with-fpmath=sse): Documented.
262 2010-02-26 Richard Guenther <rguenther@suse.de>
264 PR tree-optimization/43188
265 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
266 vector types of over-aligned element type.
268 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
271 * config/i386/i386.c (expand_vec_perm_blend): Use correct
272 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
274 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
276 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
278 2010-02-26 Jakub Jelinek <jakub@redhat.com>
280 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
281 * var-tracking.c: Include diagnostic.h.
282 (debug_dv): New function.
283 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
286 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
287 (add_value_chain, add_value_chains, remove_value_chain,
288 remove_value_chains): Handle DEBUG_EXPRs.
289 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
292 * regcprop.c (struct queued_debug_insn_change): New type.
293 (struct value_data_entry): Add debug_insn_changes field.
294 (struct value_data): Add n_debug_insn_changes field.
295 (debug_insn_changes_pool): New variable.
296 (free_debug_insn_changes, apply_debug_insn_changes,
297 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
298 (kill_value_one_regno): Call free_debug_insn_changes if needed.
299 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
301 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
303 (copyprop_hardreg_forward_1): Don't call apply_change_group for
304 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
305 changes, call cprop_find_used_regs via note_stores.
306 (copyprop_hardreg_forward): When copying vd from predecessor
307 which has any queued DEBUG_INSN changes, make sure the pointers are
308 cleared. At the end call df_analyze and then if there are any
309 DEBUG_INSN changes queued at the end of some basic block for still
310 live registers, apply them.
311 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
313 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
315 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
318 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
320 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
321 targets. Set the default with_cpu/with_arch from arch/cpu.
322 Allow x86-64 and native for with_cpu/with_arch.
324 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
326 * ebitmap.c: Change calls to verify_popcount with calls to
327 sbitmap_verify_popcount.
328 (ebitmap_clear_bit): Fixed map->cacheindex test and
329 map>cache update when bit clearing results in an empty
332 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
335 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
336 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
337 and support both V2DF and V2DI modes.
338 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
339 support both V2DF and V2DI modes.
340 (general): Delete trailing whitespace from a few patterns.
342 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
343 V2DF/V2DI interleave high/low builtins.
345 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
348 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
349 interleave high/low functions.
351 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
353 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
354 #pragma extern_prefix.
356 2010-02-25 Jakub Jelinek <jakub@redhat.com>
359 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
360 BLKmode, assert op0 is a MEM and just adjust its mode.
363 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
364 if bitpos isn't multiple of mode's bitsize.
366 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
368 * c.opt (-ftemplate-depth=): New.
369 (-ftemplate-depth-): Deprecate.
370 * optc-gen.awk: Handle -ftemplate-depth=.
371 * opth-gen.awk: Likewise.
372 * c-opts.c (c_common_handle_option): Likewise.
373 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
375 2010-02-24 Jason Merrill <jason@redhat.com>
377 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
379 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
381 * cfg.c (alloc_aux_for_block): Remove inline.
382 (alloc_aux_for_edge): Likewise.
384 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
386 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
388 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
390 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
391 * config/i386/sol2-gas.h: New file.
392 * config.gcc (i[34567]86-*-solaris2*): Use it.
394 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
397 * c-typeck.c (ep_convert_and_check): New.
398 (build_conditional_expr): Use it.
399 (build_binary_op): Likewise.
401 2010-02-24 Jakub Jelinek <jakub@redhat.com>
403 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
406 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
408 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
409 expr needs to have DECL_NAME set.
411 2010-02-24 Nick Clifton <nickc@redhat.com>
413 * config/mep/mep.c: Include gimple.h.
414 (mep_function_uses_sp): Delete unused function.
415 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
416 parameters. Use unsigned integers to count args. Return a
417 NULL_RTX instead of an error_mark_node. Toidy up formatting.
419 2010-02-23 Jakub Jelinek <jakub@redhat.com>
422 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
423 greater or equal to nelt instead of 2 * nelt.
424 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
427 2010-02-23 Jason Merrill <jason@redhat.com>
430 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
431 in cfun->local_decls even if they have register types.
434 * stor-layout.c (place_field): Don't warn about unnecessary
435 DECL_PACKED if the type is packed.
437 2010-02-23 Jakub Jelinek <jakub@redhat.com>
440 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
441 GOTOFF relocs, even when the base reg isn't pic pointer.
443 2010-02-23 Michael Matz <matz@suse.de>
446 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
447 (expand_gimple_basic_block): Generate and use debug temps if there
448 are debug uses left after the last real use of TERed ssa names.
449 Unlink debug immediate uses when they are expanded.
451 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
454 * config/i386/i386.c (override_options): Reorganise to provide
455 better error messages.
457 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
460 * graphite-scop-detection.c (create_single_exit_edge): Move
461 the call to find_single_exit_edge to....
462 (create_sese_edges): ...here. Don't handle multiple edges
463 exiting the function.
464 (build_graphite_scops): Don't handle multiple edges
465 exiting the function.
467 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
470 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
471 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
473 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
476 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
478 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
481 * c-typeck.c (convert_arguments): Print declaration location.
482 * c-common.c (validate_nargs): Rename as
483 builtin_function_validate_nargs.
484 (check_builtin_function_arguments): Update.
486 2010-02-22 Richard Guenther <rguenther@suse.de>
489 * tree-inline.c (declare_return_variable): Use the type of
490 the call stmt lhs if available.
492 2010-02-22 Duncan Sands <baldrick@free.fr>
494 * passes.c (register_pass): Always consider all pass lists when
495 ref_pass_instance_number is zero.
497 2010-02-22 Richard Guenther <rguenther@suse.de>
499 PR tree-optimization/42749
500 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
501 parameter. Do arithmetic in the original type.
502 (update_accumulator_with_ops): Likewise.
503 (adjust_accumulator_values): Adjust.
505 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
507 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
508 (QI to BLKmode splitter): New splitter.
510 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
512 * config/i386/i386.c (initial_ix86_tune_features): Turn on
513 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
515 2010-02-22 Richard Guenther <rguenther@suse.de>
517 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
519 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
521 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
522 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
523 ($(T)crti.o, $(T)crtn.o): Remove rules.
525 2010-02-21 Tobias Burnus <burnus@net-b.de>
528 * doc/invoke.texi (-fassociative-math): Document that this
529 option is automatically enabled for Fortran.
531 2010-02-20 David S. Miller <davem@davemloft.net>
533 * configure.ac: Test if linker and assembler properly support
534 GOTDATA_OP relocations.
535 * configure: Rebuild.
536 * config.in: Likewise.
537 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
538 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
539 (movsi_high_pic): Likewise.
540 (movdi_lo_sum_pic): Likewise.
541 (movdi_high_pic): Likewise.
542 (movsi_pic_gotdata_op): New pattern.
543 (movdi_pic_gotdata_op): Likewise.
544 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
545 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
547 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
550 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
552 (xop_mulv2div2di3_high): Ditto.
554 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
557 * c.opt (Wconversion-null): New option.
558 * doc/invoke.texi (Wconversion-null): Document.
560 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
562 * common.opt (Wlarger-than-): Add Undocumented.
564 2010-02-19 Mike Stump <mikestump@comcast.net>
566 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
568 2010-02-19 Jason Merrill <jason@redhat.com>
571 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
572 * configure: Likewise.
574 2010-02-20 Alan Modra <amodra@gmail.com>
577 * cgraph.h (cgraph_make_decl_local): Declare.
578 * cgraph.c (cgraph_make_decl_local): New function.
579 (cgraph_make_node_local): Use it.
580 * cgraphunit.c (cgraph_function_versioning): Likewise.
581 * ipa.c (function_and_variable_visibility): Likewise.
583 2010-02-19 Jakub Jelinek <jakub@redhat.com>
586 * except.c (sjlj_emit_function_enter): Don't call
587 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
589 * rtl.h (add_reg_br_prob_note): Remove prototype.
591 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
594 * c-common.c (conversion_warning): Remove widening conversions
595 before checking the conversion of integers to reals.
597 2010-02-19 Mike Stump <mikestump@comcast.net>
600 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
603 * cgraphunit.c (process_function_and_variable_attributes): Check
604 DECL_PRESERVE_P instead of looking up attribute "used".
605 * ipa-pure-const.c (check_decl): Likewise.
606 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
607 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
608 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
609 instead of attribute "used".
610 * config/sol2-c.c (solaris_pragma_init): Likewise.
611 (solaris_pragma_fini): Likewise.
613 2010-02-19 Jakub Jelinek <jakub@redhat.com>
615 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
616 Use XCNEW instead of xcalloc.
617 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
618 XNEW instead of xmalloc.
619 (get_fields): Use XNEWVEC instead of xmalloc.
622 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
624 (create_new_general_access): For debug stmts just reset value.
625 (get_stmt_accesses): For accesses within debug stmts just record them
626 using add_access_to_acc_sites instead of preventing the peeling or
627 counting them as accesses.
630 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
632 2010-02-19 Richard Guenther <rguenther@suse.de>
634 PR tree-optimization/42916
635 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
638 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
640 * configure.ac: Replace all uses of changequote in macro arguments
643 2010-02-19 Jakub Jelinek <jakub@redhat.com>
646 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
648 2010-02-19 Richard Guenther <rguenther@suse.de>
650 PR tree-optimization/42944
651 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
652 test for aliasing with errno.
654 2010-02-19 Jakub Jelinek <jakub@redhat.com>
657 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
658 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
659 * dojump.c: Include output.h.
660 (inv): New inline function.
661 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
662 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
663 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
664 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
665 argument, pass it down to other calls.
666 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
667 add REG_BR_PROB note to the conditional jump.
668 * cfgexpand.c (add_reg_br_prob_note): Removed.
669 (expand_gimple_cond): Don't call it, add the probability
670 as last argument to jumpif_1/jumpifnot_1.
671 * Makefile.in (dojump.o): Depend on output.h.
672 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
674 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
675 * stmt.c (do_jump_if_equal): Likewise.
676 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
677 * loop-unswitch.c (compare_and_jump_seq): Likewise.
678 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
680 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
681 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
683 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
685 (store_expr): Adjust jumpifnot caller.
686 (store_constructor): Adjust jumpif caller.
689 * gimplify.c (gimple_boolify): For __builtin_expect call
690 gimple_boolify also on its first argument.
692 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
694 * configure.ac (gnu-unique-object): Wrap regexps using [] in
696 (__stack_chk_fail): Ditto. Remove quadrigraphs.
697 * configure: Regenerated.
699 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
701 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
702 lang_hooks.types_compatible_p instead of comptypes.
704 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
706 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
707 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
708 if __prefer_thumb__ is defined.
710 2010-02-18 Martin Jambor <mjambor@suse.cz>
712 PR tree-optimization/43066
713 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
714 array with zero-sized element type.
716 2010-02-18 Jakub Jelinek <jakub@redhat.com>
718 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
719 rtx, allocate struct var_loc_node here and return it to the
720 caller, and only if it is actually needed.
721 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
722 move it earlier and return immediately if it returns NULL.
724 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
726 * config/sparc/gas.h: New file. Restore
727 TARGET_ASM_NAMED_SECTION to its ELF default.
728 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
730 * config/sparc/sparc.c (sparc_elf_asm_named_section):
731 Likewise. Add ATTRIBUTE_UNUSED to prototype.
732 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
735 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
737 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
739 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
741 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
742 patterns from predicated pattern.
744 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
747 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
748 for insn mnemonic suffix.
750 2010-02-17 Richard Guenther <rguenther@suse.de>
752 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
755 2010-02-17 Jakub Jelinek <jakub@redhat.com>
758 * caller-save.c (save_call_clobbered_regs): If BB ends with
759 a DEBUG_INSN, move any notes in between last real insn and the last
760 DEBUG_INSN after the last DEBUG_INSN.
762 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
764 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
765 Fix return type. Fix argument type. Explain meaning of return value.
767 2010-02-16 Richard Guenther <rguenther@suse.de>
769 PR tree-optimization/41043
770 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
771 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
773 (vrp_visit_phi_node): ... but only for loop PHI nodes.
775 2010-02-16 Ira Rosen <irar@il.ibm.com>
777 PR tree-optimization/43074
778 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
779 * tree-vect-loop.c (vect_analyze_loop_operations): Add
780 vectorizable cycles in hybrid SLP check.
781 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
783 2010-02-16 Richard Guenther <rguenther@suse.de>
785 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
786 (true_dependence): If memrefs_conflict_p computes must-alias
787 trust it. Move TBAA check after offset-based disambiguation.
788 (canon_true_dependence): Likewise.
790 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
792 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
793 * doc/invoke.texi: Document it.
794 * var-tracking.c: Include toplev.h and params.h.
795 (vt_find_locations): Return bool indicating success. Compute
796 hash sizes unconditionally. Check new parameter, report.
797 (variable_tracking_main_1): Check vt_find_locations results and
798 retry. Renamed from...
799 (variable_tracking_main): ... this. New wrapper to preserve
800 flag_var_tracking_assignments.
801 * Makefile.in (var-tracking.o): Adjust dependencies.
803 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
804 Jakub Jelinek <jakub@redhat.com>
807 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
808 if weak_import attribute is present.
809 * config/darwin.c (machopic_select_section): Likewise.
811 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
813 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
814 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
815 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
816 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
818 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
820 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
823 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
824 Rewrite text to refer to the names.
826 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
828 * config/i386/i386-builtin-types.def
829 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
830 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
831 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
832 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
833 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
834 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
835 IX86_BUILTIN_VPERMIL2PS256.
836 (MULTI_ARG_4_DF2_DI_I): Defined.
837 (MULTI_ARG_4_DF2_DI_I1): Defined.
838 (MULTI_ARG_4_SF2_SI_I): Defined.
839 (MULTI_ARG_4_SF2_SI_I1): Defined.
840 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
841 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
842 __builtin_ia32_vpermil2ps256.
843 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
844 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
845 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
846 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
847 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
848 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
849 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
850 CODE_FOR_xop_vpermil2v8sf3.
851 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
852 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
853 * config/i386/xopintrin.h (_mm_permute2_pd): New.
854 (_mm256_permute2_pd): New.
855 (_mm_permute2_ps): New.
856 (_mm256_permute2_ps): New.
858 2010-02-15 Nick Clifton <nickc@redhat.com>
860 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
861 boolean parameters. Use emit_jump_insn when emitting a pop
862 instruction containing a return insn.
863 (push): Use 'true' rather than '1' as second parameter to F.
864 (h8300_expand_prologue): Likewise.
865 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
866 (h8300_expand_epilogue): Likewise.
868 2010-02-15 Richard Guenther <rguenther@suse.de>
871 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
874 2010-02-15 Nick Clifton <nickc@redhat.com>
876 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
879 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
881 * intl.c (fake_ngettext): New function.
882 * intl.h (fake_ngettext): Declare.
883 (ngettext): Define macro.
884 * collect2.c (notice_translated): New function.
885 (main): Use notice_translated and ngettext.
886 * collect2.h (notice_translated): Declare.
888 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
890 * reorg.c (delete_computation): Comment fixes.
891 * caller-save.c (setup_save_areas): Idem.
892 * sel-sched-dump.c (dump_lv_set): Idem.
895 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
897 * config/s390/s390.c (s390_sched_init): New function.
898 (TARGET_SCHED_INIT): Target hook defined.
900 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
901 Jack Howarth <howarth@bromo.med.uc.edu>
902 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
905 Partial revert of unintended change in fix for PR41605.
906 * config/darwin.h: Fix typo.
907 * config/darwin9.h: Same.
909 2010-02-11 Jakub Jelinek <jakub@redhat.com>
911 * c-pch.c (pch_init): Clear v.
913 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
916 * graphite-scop-detection.c (graphite_can_represent_scev): Call
917 graphite_can_represent_init for MULT_EXPR.
919 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
923 * graphite-sese-to-poly.c (remove_phi): New.
924 (translate_scalar_reduction_to_array): Call remove_phi.
926 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
929 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
930 * graphite-clast-to-gimple.h (gloog): Update declaration.
931 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
932 * graphite-poly.h (struct poly_bb): Add missing comments.
933 (struct scop): Add poly_scop_p field.
935 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
936 * graphite.c (graphite_transform_loops): Build the polyhedral
937 representation for each scop before code generation.
938 * sese.c (rename_variables_in_operand): Removed.
939 (rename_variables_in_expr): Return the renamed expression.
940 (rename_sese_parameters): New.
941 * sese.h (rename_sese_parameters): Declared.
943 2010-02-11 Richard Guenther <rguenther@suse.de>
945 PR tree-optimization/42998
946 * tree-ssa-pre.c (create_expression_by_pieces): Treat
947 POINTER_PLUS_EXPR properly.
949 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
950 Changpeng Fang <changpeng.fang@amd.com>
953 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
954 the cost of an IV candidate when the IV is used in a test against zero.
956 * gcc.dg/tree-ssa/ivopts-3.c: New.
958 2010-02-11 Richard Guenther <rguenther@suse.de>
961 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
962 pointer-vs-decl case by swapping refs. Handle some cases
963 of pointer-vs-decl disambiguations more conservatively.
964 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
965 to false after expanding.
967 2010-02-11 Richard Guenther <rguenther@suse.de>
970 * gcc.c (process_command): Handle LTO file@offset case more
973 2010-02-11 Jakub Jelinek <jakub@redhat.com>
975 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
976 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
978 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
980 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
981 if MEM's mode size isn't DWARF2_ADDR_SIZE.
982 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
983 Optimize eq/ne comparisons when both arguments are known to be
985 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
986 Don't mask operands unnecessarily if they are known to be already
989 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
991 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
994 2010-02-10 Richard Guenther <rguenther@suse.de>
996 PR tree-optimization/43017
997 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
998 for wrapping signed arithmetic.
1000 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1003 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
1004 if no debug info should be emitted for it.
1006 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1008 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
1009 note when flag_exceptions is set.
1011 2010-02-10 Duncan Sands <baldrick@free.fr>
1013 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
1015 2010-02-10 Richard Guenther <rguenther@suse.de>
1018 * tree.c (get_unwidened): Handle constants.
1019 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
1021 2010-02-10 Martin Jambor <mjambor@suse.cz>
1024 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
1025 check for variable argument counts independently.
1027 2010-02-10 Christian Bruel <christian.bruel@st.com>
1030 * config/sh/sh.c (find_barrier): Increase length for non delayed
1031 conditional branches.
1033 2010-02-10 Christian Bruel <christian.bruel@st.com>
1035 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
1037 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1039 * builtins.c (set_builtin_user_assembler_name): Also handle
1040 ffs if int is smaller than word.
1042 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
1045 * ira-conflicts.c (get_dup): Remove.
1046 (process_reg_shuffles): Add new parameter. Use it as an
1047 additional guard for copy generation.
1048 (add_insn_allocno_copies): Rewrite.
1050 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
1052 * common.opt (fsched2-use-traces): Preserved for backward
1054 * doc/invoke.texi: Remove the documentation about option
1055 -fsched2-use-traces.
1056 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
1057 flag_sched2_use_traces.
1058 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
1059 the backward compatibility flag section.
1061 2010-02-09 Richard Guenther <rguenther@suse.de>
1063 PR tree-optimization/43008
1064 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
1065 make HEAP variables initialized from global memory if they
1066 are not known builtin functions.
1067 (find_func_aliases): Adjust.
1069 2010-02-09 Richard Guenther <rguenther@suse.de>
1071 PR tree-optimization/43000
1072 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
1073 arithmetic manually.
1075 2010-02-08 Jakub Jelinek <jakub@redhat.com>
1077 PR tree-optimization/42931
1078 * tree-loop-linear.c (try_interchange_loops): Don't call
1079 double_int_mul if estimated_loop_iterations failed.
1081 2010-02-08 Martin Jambor <mjambor@suse.cz>
1084 * tree-sra.c (build_accesses_from_assign): Do not mark in
1085 should_scalarize_away_bitmap if stmt has volatile ops.
1086 (sra_modify_assign): Do not process assigns piecemeal if if stmt
1089 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
1091 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
1093 2010-02-07 Adam Nemet <adambnmet@gmail.com>
1095 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
1098 2010-02-07 Andrew Pinski <pinskia@gmail.com>
1101 * df-core.c (df_finish_pass): Change type of saved_flags to int.
1103 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1106 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
1107 to unknown_dependence.
1108 (graphite_legal_transform_dr): Handle the unknown_dependence.
1109 (graphite_carried_dependence_level_k): Same.
1111 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1113 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
1115 2010-02-07 Richard Guenther <rguenther@suse.de>
1118 * expr.c (get_inner_reference): Always initialize *pbitsize.
1120 2010-02-07 Richard Guenther <rguenther@suse.de>
1123 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
1124 new ARRAY_REFs on variable size element or minimal index arrays.
1126 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
1127 gimple_fold_indirect_ref.
1129 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
1132 * arm.c (arm_override_options): Just return if the user has specified
1133 an invalid fpu name.
1135 2010-02-03 Jason Merrill <jason@redhat.com>
1138 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
1139 i386_pe_maybe_record_exported_symbol.
1141 2010-02-05 Steve Ellcey <sje@cup.hp.com>
1144 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1145 (pa_delegitimize_address): New function.
1147 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
1149 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
1150 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
1152 2010-02-05 Richard Guenther <rguenther@suse.de>
1155 * lto-streamer-in.c (get_resolution): Deal with references
1156 to undefined functions.
1158 2010-02-05 Richard Guenther <rguenther@suse.de>
1160 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
1161 (fold_const_aggregate_ref): Likewise.
1162 (ccp_fold_stmt): Substitute loads.
1163 (maybe_fold_reference): Verify types before substituting.
1165 (fold_gimple_assign): Unshare properly.
1166 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
1168 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
1170 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
1171 for rs6000_gen_cell_microcode.
1173 2010-02-04 Richard Guenther <rguenther@suse.de>
1175 PR rtl-optimization/42952
1176 * dse.c (const_or_frame_p): Remove MEM handling.
1178 2010-02-04 Nick Clifton <nickc@redhat.com>
1180 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
1181 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
1182 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
1183 (mn10300_asm_output_mi_thunk): New function.
1184 (mn10300_can_output_mu_thunk): New function.
1185 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
1186 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
1187 (FUNCTION_ARG): Delete incorrect comment.
1189 2010-02-03 Jason Merrill <jason@redhat.com>
1192 * fold-const.c (operand_equal_p): Handle erroneous types.
1194 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1196 * config/h8300/h8300.md (can_delay): Fix attibute condition.
1198 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
1200 PR rtl-optimization/42941
1201 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
1204 2010-02-03 Jason Merrill <jason@redhat.com>
1207 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
1209 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
1212 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
1213 (cselib_reset_table): Renamed from...
1214 (cselib_reset_table_with_next_value): ... this.
1215 (cselib_get_next_uid): Renamed from...
1216 (cselib_get_next_unknown_value): ... this.
1217 * cselib.c (next_uid): Renamed from...
1218 (next_unknown_value): ... this.
1219 (cselib_clear_table): Adjust.
1220 (cselib_reset_table): Adjust. Renamed from...
1221 (cselib_reset_table_with_next_value): ... this.
1222 (cselib_get_next_uid): Adjust. Renamed from...
1223 (cselib_get_next_unknown_value): ... this.
1224 (get_value_hash): Use hash.
1225 (cselib_hash_rtx): Likewise.
1226 (new_cselib_val): Adjust. Set and dump uid.
1227 (cselib_lookup_mem): Pass next_uid as hash.
1228 (cselib_subst_to_values): Likewise.
1229 (cselib_log_lookup): Dump uid.
1230 (cselib_lookup): Pass next_uid as hash. Adjust.
1231 (cselib_process_insn): Adjust.
1232 (cselib_init): Initialize next_uid.
1233 (cselib_finish): Adjust.
1234 (dump_cselib_table): Likewise.
1235 * dse.c (canon_address): Dump value uid.
1236 * print-rtl.c (print_rtx): Print value uid.
1237 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
1239 (dv_uid): New function, sort of renamed from...
1240 (dv_htab_hash): ... this, reimplemented in terms of it and...
1241 (dv_uid2hash): ... this. New.
1242 (variable_htab_eq): Drop excess assertions.
1243 (tie_break_pointers): Removed.
1244 (canon_value_cmp): Compare uids.
1245 (variable_post_merge_New_vals): Print uids.
1246 (vt_add_function_parameters): Adjust.
1247 (vt_initialize): Reset table. Adjust.
1249 2010-02-03 Richard Guenther <rguenther@suse.de>
1251 PR tree-optimization/42944
1252 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
1253 (call_may_clobber_ref_p_1): Likewise. Properly handle
1254 malloc and calloc clobbering errno.
1256 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
1258 * doc/invoke.texi: Fix name of sched1 dump.
1260 * opts.c (decode_options): Set flag_tree_switch_conversion
1261 only conditionally on optimize >= 2.
1263 * gcse.c: Assorted comment fixes in pass description.
1265 2010-02-03 Anthony Green <green@moxielogic.com>
1267 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
1268 nop padding in order to maintain alignment of storage location of
1269 target function address.
1270 (moxie_trampoline_init): Store target function address at newly
1272 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
1274 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
1276 2010-02-03 Richard Guenther <rguenther@suse.de>
1279 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
1281 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1283 * config.gcc: Reenable check for obsolete targets.
1284 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
1285 mips-sgi-irix6.[0-4]*.
1287 2010-02-02 Nick Clifton <nickc@redhat.com>
1289 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
1290 constant size of 4 as being the same as 0.
1291 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
1292 can take values in the range 0..4.
1294 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
1297 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
1298 as _darwin10_Unwind_FindEnclosingFunction().
1299 * libgcc-libsystem.ver: New.
1301 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
1304 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
1305 implicitly set registers.
1307 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
1309 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
1310 (arm_override_options): Allow automatic selection of the thread
1311 pointer register if thumb2.
1312 (legitimize_pic_address): Improve code sequences for Thumb2.
1313 (arm_call_tls_get_addr): Likewise.
1314 (legitimize_tls_address): Likewise.
1315 * arm.md (pic_load_addr_arm): Delete. Replace with ...
1316 (pic_load_addr_32bit): ... this. New named pattern.
1317 * thumb2.md (pic_load_addr_thumb2): Delete.
1318 (pic_load_dot_plus_four): Delete.
1319 (tls_load_dot_plus_four): New named pattern.
1321 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1324 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
1325 Document fix for TLS bug.
1327 2010-01-31 Richard Guenther <rguenther@suse.de>
1329 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
1330 conservatively correct.
1332 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1336 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1338 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
1340 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1342 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
1344 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
1346 * config.gcc: Adjust order of makefile fragments for mingw targets.
1348 2010-01-31 Richard Guenther <rguenther@suse.de>
1351 * gimplify.c (gimplify_init_constructor): For volatile LHS
1352 initialize a temporary.
1354 2010-01-31 Matthias Klose <doko@ubuntu.com>
1356 * configure.ac: Fix __stack_chk_fail check for cross builds configured
1358 * configure: Regenerate.
1360 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
1362 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1363 the same alias set and their sizes different constantness.
1364 (aliasing_component_refs_p): Revert 2009-10-24 change.
1366 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1368 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
1371 2010-01-29 Richard Guenther <rguenther@suse.de>
1373 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
1374 Assert we successfully updated the call.
1376 2010-01-29 Jakub Jelinek <jakub@redhat.com>
1378 PR rtl-optimization/42889
1379 * df.h (df_set_bb_dirty_nonlr): New prototype.
1380 * df-core.c (df_set_bb_dirty_nonlr): New function.
1381 * df-scan.c (df_insn_rescan): Call it instead of
1382 df_set_bb_dirty for DEBUG_INSNs.
1384 2010-01-29 Richard Guenther <rguenther@suse.de>
1387 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
1388 quadratic behavior in most cases.
1390 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
1393 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
1394 in the call to gen_x86_movsicc_0_m1.
1396 2010-01-28 Richard Guenther <rguenther@suse.de>
1398 PR tree-optimization/42871
1399 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
1401 2010-01-28 Richard Guenther <rguenther@suse.de>
1403 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
1404 into call arguments.
1406 2010-01-28 Richard Guenther <rguenther@suse.de>
1409 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
1410 the forwarder if the destination is an EH landing pad.
1412 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
1414 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
1415 block list passed to gimple_duplicate_sese_tail.
1416 (parallelize_loops): Avoid parallelization when the function
1418 Avoid parallelization when the preheader is IRREDUCIBLE.
1419 Try to optimize when estimated_loop_iterations_int is unresolved.
1420 Add the loop's location to the dump file.
1421 * tree-cfg.c (add_phi_args_after_redirect): Remove.
1422 (gimple_duplicate_sese_tail): Remove the check for the latch.
1423 Redirect nexits to the exit block.
1424 Remove handling of the incoming edges to the latch.
1425 Redirect the backedge from the copied latch to the exit bb.
1427 2010-01-28 Michael Matz <matz@suse.de>
1430 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
1431 Wrap force_reg into a sequence, emit it before user.
1433 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
1435 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
1437 (arm_legacy_rev): Likewise.
1438 (thumb_legacy_rev): Likewise.
1440 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1442 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
1443 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
1444 on MEM's address failed, try avoid_constant_pool_reference and
1445 recurse if it returned something different.
1446 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
1447 address, try avoid_constant_pool_reference and recurse if it
1448 returned something different.
1449 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
1450 address and avoid_constant_pool_reference returned something
1451 different, don't set have_address.
1453 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
1456 * var-tracking.c (val_store): Add modified argument, obey it.
1458 (count_uses): Move down logging of main.
1459 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
1460 don't need resolution.
1461 (emit_notes_in_bb): Likewise.
1463 2010-01-27 Richard Guenther <rguenther@suse.de>
1466 * tree-inline.c (remap_decl): Delay remapping of SSA name
1467 default definitions until we need them.
1469 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1471 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1472 (rs6000_delegitimize_address): New function.
1474 * config/s390/s390.c (s390_delegitimize_address): Call
1475 delegitimize_mem_from_attrs.
1478 * tree-inline.c (cannot_copy_type_1): Removed.
1479 (copy_forbidden): Don't forbid copying of functions containing
1480 records/unions with variable length fields.
1482 2010-01-27 Christian Bruel <christian.bruel@st.com>
1486 * config/sh/sh.c (find_barrier): Increase length for non delayed
1487 conditional branches.
1489 2010-01-27 Matthias Klose <doko@ubuntu.com>
1491 * configure.ac (gnu-unique-object): Fix ldd version check.
1492 * configure: Regenerate.
1494 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1496 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
1498 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
1499 Test for HAVE_GNU_AS value.
1501 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1503 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
1504 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
1505 INT64_TYPE): Define.
1506 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1507 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1508 INT_LEAST64_TYPE): Define.
1509 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1510 UINT_LEAST64_TYPE): Define.
1511 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
1512 INT_FAST64_TYPE): Define.
1513 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1514 UINT_FAST64_TYPE): Define.
1515 (INTMAX_TYPE, UINTMAX_TYPE): Define.
1516 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1517 (SIG_ATOMIC_TYPE): Define.
1519 2010-01-26 Richard Guenther <rguenther@suse.de>
1521 * df-scan.c (df_scan_set_bb_info): Remove assert.
1522 (df_insn_rescan_debug_internal): Merge asserts.
1523 (df_install_ref): Likewise.
1524 (df_mark_reg): Use bitmap_set_range.
1525 (df_hard_reg_used_p): Remove assert.
1526 (df_hard_reg_used_count): Likewise.
1528 2010-01-26 Richard Guenther <rguenther@suse.de>
1530 PR rtl-optimization/42685
1531 * web.c (web_main): Ignore DEBUG_INSNs.
1533 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
1535 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
1537 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
1538 Fix types of fndecl and arglist parameters.
1540 2010-01-26 Richard Guenther <rguenther@suse.de>
1543 * tree-eh.c (unsplit_eh): Skip debug insns.
1545 2010-01-26 Richard Guenther <rguenther@suse.de>
1547 PR tree-optimization/42250
1548 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
1550 2010-01-26 Jakub Jelinek <jakub@redhat.com>
1553 * omp-low.c (expand_omp_sections): Only use single_pred if
1554 l2_bb is single_pred_p.
1556 2010-01-25 Christian Bruel <christian.bruel@st.com>
1559 * config/sh/sh.c (find_barrier): Increase length for non delayed
1560 conditional branches.
1561 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
1563 2010-01-24 David S. Miller <davem@davemloft.net>
1565 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
1566 define if not using GAS.
1567 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1568 Likewise. Delete SECTION_MERGE code, which is only applicable
1571 2010-01-24 Mark Mitchell <mark@codesourcery.com>
1574 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
1575 mangling of va_list in system headers.
1577 2010-01-23 Toon Moene <toon@moene.org>
1579 * tree-predcom.c (combine_chains): Return NULL, not false.
1581 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
1583 * tree-loop-distribution.c (distribute_loop): Fix declaration and
1584 initialization of variable res to agree with return type.
1586 2010-01-22 Steve Ellcey <sje@cup.hp.com>
1588 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
1589 * tree-sra.c: Add include of expr.h.
1591 2010-01-22 Jakub Jelinek <jakub@redhat.com>
1593 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
1594 insert the debug stmt on the single non-EH edge from the stmt.
1596 2010-01-22 Richard Henderson <rth@redhat.com>
1599 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
1600 the RHS until after generate_subtree_copies has insertted its
1601 code before the current statement.
1603 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
1605 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
1607 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
1609 2010-01-21 Martin Jambor <mjambor@suse.cz>
1611 PR tree-optimization/42585
1612 * tree-sra.c (struct access): New field grp_total_scalarization.
1613 (dump_access): Dump the new field.
1614 (should_scalarize_away_bitmap): New variable.
1615 (cannot_scalarize_away_bitmap): Likewise.
1616 (sra_initialize): Allocate new bitmaps.
1617 (sra_deinitialize): Free new bitmaps.
1618 (create_access_1): New function.
1619 (create_access): Parts moved to create_access_1.
1620 (type_consists_of_records_p): New function.
1621 (completely_scalarize_record): Likewise.
1622 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
1623 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
1624 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
1626 (analyze_all_variable_accesses): Completely scalarize small eligible
1629 2010-01-21 Martin Jambor <mjambor@suse.cz>
1631 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
1633 2010-01-21 Andrew Haley <aph@redhat.com>
1635 * gcc.c (process_command): Move lang_specific_driver before
1636 setting cc_libexec_prefix.
1638 2010-01-21 Richard Guenther <rguenther@suse.de>
1641 * fold-const.c (negate_expr_p): Pretend only negative
1642 real constants are easily negatable.
1644 2010-01-20 Janis Johnson <janis187@us.ibm.com>
1645 Jason Merrill <jason@redhat.com>
1647 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
1648 (TYPE_TRANSPARENT_AGGR): this, for union and record.
1649 * calls.c (initialize argument_information): Handle it.
1650 * c-common.c (handle_transparent_union_attribute): Use new name.
1651 * c-decl.c (finish_struct): Ditto.
1652 * c-typeck.c (type_lists_compatible_p): Ditto.
1653 (convert_for_assignment): Use new name and also handle record.
1654 * function.c (aggregate_value_p): Handle it.
1655 (pass_by_reference): Ditto.
1656 (assign_parm_data_types): Ditto.
1657 * print-tree.c (print_node): Ditto.
1658 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
1659 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
1660 * tree.c (first_field): New fn.
1662 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1665 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
1666 even when linking statically, for now.
1668 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1671 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
1672 without a cselib val.
1673 (count_uses): Accept MO_VAL_SET with no val on stores.
1674 (add_stores): Likewise.
1676 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1678 * var-tracking.c (check_value_val): Add a compile time assertion.
1679 (dv_is_decl_p): Simplify.
1680 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
1681 gcc_assert if ENABLE_CHECKING.
1683 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1686 * var-tracking.c: Include tree-flow.h.
1687 (mem_dies_at_call): New.
1688 (dataflow_set_preserve_mem_locs): Use it.
1689 (dataflow_set_remove_mem_locs): Likewise.
1690 (dump_var): Renamed from dump_variable. Adjust all callers.
1691 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
1692 * Makefile.in (var-tracking.o): Adjust deps.
1694 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
1696 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
1698 2010-01-20 Richard Guenther <rguenther@suse.de>
1700 PR tree-optimization/42717
1701 * tree-ssa-dce.c (get_live_post_dom): Remove.
1702 (forward_edge_to_pdom): Take an arbitrary edge to copy
1703 degenerate PHI args from.
1704 (remove_dead_stmt): Use the first post-dominator even if it
1705 does not contain live statements as redirection destination.
1707 2010-01-20 Richard Guenther <rguenther@suse.de>
1709 * tree-inline.c (estimate_num_insns): Handle EH builtins.
1711 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1713 * sel-sched.c (create_speculation_check): Remove set but not used
1715 (try_transformation_cache): Remove set but not used variable ds.
1716 (calculate_privileged_insns): Remove set but not used variables
1717 cur_insn and min_spec_insn.
1718 (find_best_expr): Remove set but not used variable avail_n.
1719 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
1721 * cgraphunit.c (assemble_thunk): Remove set but not used variable
1723 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
1724 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
1727 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
1730 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
1731 cpu types. Add support for *-sse3 cpu types.
1732 (x86_64-*-*): Ditto.
1734 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1737 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
1738 argument, call initializer_constant_valid_p_1 instead of
1739 initializer_constant_valid_p, pass CACHE to it, return NULL
1740 immediately if first call returns NULL.
1741 (initializer_constant_valid_p_1): New function.
1742 (initializer_constant_valid_p): Use it.
1744 2010-01-20 Thomas Quinot <quinot@adacore.com>
1746 * tree.def (PLACEHOLDER_EXPR): Fix comment.
1748 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1750 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
1751 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
1752 (loc_list_from_tree): Don't handle unsigned division. Handle
1753 signed modulo using DW_OP_{over,over,div,mul,minus}.
1754 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
1755 modulo instead of signed.
1757 2010-01-20 DJ Delorie <dj@redhat.com>
1759 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
1761 (h8300_emit_stack_adjustment): Propogate it.
1763 (h8300_expand_prologue): Likewise.
1764 (h8300_expand_epilogue): Likewise.
1766 2010-01-19 Michael Matz <matz@suse.de>
1768 PR tree-optimization/41783
1769 * tree-data-ref.c (toplevel): Include flags.h.
1770 (dump_data_dependence_relation): Also dump the inputs if the
1771 result will be unknown.
1772 (split_constant_offset_1): Look through some conversions.
1773 * tree-predcom.c (determine_roots_comp): Restart a new chain if
1774 the offset from last element is too large.
1775 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
1776 (reassociate_to_the_same_stmt): Handle vector registers.
1777 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
1779 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
1780 wide_prolog_niters argument, emit widening instructions.
1781 (vect_do_peeling_for_alignment): Adjust caller, use widened
1782 variant of the iteration cound.
1783 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
1785 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1788 * config/arm/neon-testgen.m (emit_automatics): New parameter
1789 features. Adjust for Fixed_return_reg feature.
1790 (test_intrinsic): Call emit_automatics with new feature.
1791 * config/arm/neon.ml: Update copyright years.
1792 (features): New Fixed_return_reg feature.
1793 (ops): Update feature for Vget_low.
1795 2010-01-19 Jakub Jelinek <jakub@redhat.com>
1797 PR tree-optimization/42719
1798 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
1802 * fwprop.c (all_uses_available_at): Return false if def_set dest
1803 is a REG that is used in def_insn.
1805 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
1807 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
1809 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
1812 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
1814 * target.h (struct gcc_target) <secondary_reload>: Change type
1815 of last argument to secondary_reload_info *.
1817 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
1820 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
1821 memory references with unaligned offsets. Remove CQImode handling.
1822 (unaligned_memory_operand): Return 1 for memory references with
1823 unaligned offsets. Remove CQImode handling.
1825 2010-01-18 Richard Guenther <rguenther@suse.de>
1828 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
1831 2010-01-18 Richard Guenther <rguenther@suse.de>
1833 PR tree-optimization/42781
1834 * tree-ssa-structalias.c (find_what_var_points_to): Skip
1835 restrict processing only if the original variable was artificial.
1837 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
1839 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
1840 find number of popped argument bytes.
1842 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
1843 Fix the text that describes the return value for invalid insns.
1845 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
1847 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
1848 Clarify what 'cost of the -dependence' is. Fix quoting.
1850 * toplev.c (default_get_pch_validity): Rename argument to "sz".
1851 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
1853 2010-01-17 Jakub Jelinek <jakub@redhat.com>
1855 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1856 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
1858 2010-01-17 Richard Guenther <rguenther@suse.de>
1861 * function.c (split_complex_args): Take a VEC to modify.
1862 (assign_parms_augmented_arg_list): Build a VEC instead of
1863 a chain of PARM_DECLs.
1864 (assign_parms_unsplit_complex): Take a VEC of arguments.
1865 Do not fixup unmodified parms.
1866 (assign_parms): Deal with the VEC.
1867 (gimplify_parameters): Likewise.
1869 2010-01-17 Richard Guenther <rguenther@suse.de>
1871 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
1872 node existence check.
1873 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
1874 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
1875 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
1876 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
1877 (gimple_execute_on_growing_pred): Likewise.
1879 2010-01-17 Richard Guenther <rguenther@suse.de>
1881 PR tree-optimization/42773
1882 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
1883 (compute_antic_aux): Likewise.
1884 (compute_partial_antic_aux): Likewise.
1886 2010-01-17 Jie Zhang <jie.zhang@analog.com>
1889 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
1892 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
1894 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
1897 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
1898 Fix markup for strict argument.
1900 (TARGET_SCHED_REORDER2): Fix argument types.
1902 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
1903 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
1905 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
1906 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
1908 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
1911 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
1912 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
1913 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
1914 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
1915 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
1917 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
1919 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
1921 (TARGET_ASM_RELOC_RW_MASK): Add return type.
1922 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
1924 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
1926 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
1929 (TARGET_ASM_NAMED_SECTION): Fix argument list.
1931 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
1932 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
1934 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
1936 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
1938 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
1939 referring to it. Fix language.
1941 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
1943 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
1945 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
1947 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
1949 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
1950 '@var{stream}. Remove stray 'and'.
1952 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
1954 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
1956 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
1958 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
1959 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
1961 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
1962 Fix description of return value.
1963 Rename argument "sz" to "len."
1965 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
1966 Clarify meaning of 'true' return value.
1968 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
1970 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
1971 rep_mode versus mode_rep.
1973 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
1975 (TARGET_BUILTIN_DECL): Fix name.
1977 (TARGET_COMMUTATIVE_P): Fix type of first argument.
1979 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
1981 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
1983 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
1985 (TARGET_RELAXED_ORDERING): Use @deftypevr.
1987 (TARGET_GET_DRAP_RTX): Note that this is a hook.
1990 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
1991 Rename argument tm_fn to md_fn.
1993 (TARGET_OPTION_PRINT): Fix argument list.
1995 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
1998 * config/i386/i386.c (ix86_fixup_binary_operands):
1999 Revert FMA4 fixup of operands.
2001 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2004 * Makefile.in (write_entries_to_file, install-plugin):
2005 Use \012 instead of \n with tr.
2007 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
2009 * configure.ac (HAVE_AS_REF): New C macro.
2010 * configure: Regenerate.
2011 * config.in: Likewise.
2012 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
2014 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
2017 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
2019 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
2021 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
2023 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
2025 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
2027 (TARGET_IN_SMALL_DATA_P): Fix argument type.
2029 (TARGET_BINDS_LOCAL_P): Fix argument type.
2031 (TARGET_ASM_FILE_END): Use prototype.
2033 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
2035 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
2037 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
2039 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
2041 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
2042 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
2044 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
2045 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
2047 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
2048 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2049 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
2050 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2052 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
2054 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
2056 (TARGET_INIT_BUILTINS): Use prototype.
2058 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2059 Put 'const char *' in braces. Fix parameter types.
2060 (TARGET_INVALID_CONVERSION): Fix parameter types.
2061 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
2062 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
2064 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
2067 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
2069 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
2071 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
2073 * doc/tm.texi (TARGET_HELP): Fix return type.
2075 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
2076 in braces. Fix argument types.
2078 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
2080 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
2082 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
2084 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
2085 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
2087 (TARGET_MANGLE_TYPE): Fix argument types.
2089 (TARGET_IRA_COVER_CLASSES): Use prototype.
2091 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
2093 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
2095 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
2097 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
2099 (TARGET_CALLEE_COPIES): Fix argument types.
2101 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
2103 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
2105 (TARGET_FUNCTION_VALUE): Fix argument types.
2107 (TARGET_RETURN_IN_MSB): Fix argument type.
2109 (TARGET_RETURN_IN_MEMORY): Fix argument types.
2111 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
2113 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
2115 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
2116 agree with return type.
2118 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
2120 2010-01-15 Jing Yu <jingyu@google.com>
2122 PR rtl-optimization/42691
2123 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
2124 a pseudo to a constant and are merged, and adjust comments.
2126 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
2128 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
2130 2010-01-15 Richard Guenther <rguenther@suse.de>
2133 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
2134 labels of computed or non-local gotos to the destination.
2135 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
2136 landing pad label is the first label.
2138 2010-01-15 Richard Guenther <rguenther@suse.de>
2140 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
2142 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2145 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
2146 to allow generation of the xssqrtdp instruction on power7.
2147 (sqrtdf2_fpr): Ditto.
2149 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2152 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
2153 functions with noreturn attribute.
2156 * varasm.c (declare_weak): Add weak attribute to decl if it
2157 doesn't have one already.
2158 (assemble_external): Only add decls to weak_decls if they also
2159 have weak attribute.
2161 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
2163 * var-tracking.c (var_reg_delete): Don't delete the association
2164 between REGs and values or one-part variables if the register
2167 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2170 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
2171 because its first operand is a non-localized variable.
2173 2010-01-14 Martin Jambor <mjambor@suse.cz>
2175 PR tree-optimization/42706
2176 * tree-sra.c (encountered_recursive_call): New variable.
2177 (encountered_unchangable_recursive_call): Likewise.
2178 (sra_initialize): Initialize both new variables.
2179 (callsite_has_enough_arguments_p): New function.
2180 (scan_function): Call decl and flags check only for IPA-SRA, check
2181 whether there is a recursive call and whether it has enough arguments.
2182 (all_callers_have_enough_arguments_p): New function.
2183 (convert_callers): Look for recursive calls only when
2184 encountered_recursive_call is set.
2185 (ipa_early_sra): Bail out either if
2186 !all_callers_have_enough_arguments_p or
2187 encountered_unchangable_recursive_call.
2189 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2191 * sel-sched.c: Add 2010 to copyright years.
2192 * sel-sched-ir.c: Likewise.
2193 * sel-sched-ir.h: Likewise.
2195 2010-01-14 Martin Jambor <mjambor@suse.cz>
2197 PR tree-optimization/42714
2198 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
2199 constructors specially.
2201 2010-01-14 Andi Kleen <ak@linux.intel.com>
2203 * config/i386/drivers-i386.c (detect_caches_intel):
2204 Add l2sizekb parameter and fill in.
2205 (host_detect_local_cpu): Add l2sizekb, fill in.
2206 Add Atom small cache heuristic.
2208 2010-01-14 Andi Kleen <ak@linux.intel.com>
2210 * config/i386/drivers-i386.c (detect_caches_cpuid4):
2211 Add level3 parameter and fill in.
2212 (detect_caches_intel): Handle level3 cache.
2214 2010-01-14 Andi Kleen <ak@linux.intel.com>
2216 * config/i386/drivers-i386.c (host_detect_local_cpu):
2217 Fix core duo detection.
2219 2010-01-14 Andi Kleen <ak@linux.intel.com>
2221 * config/i386/drivers-i386.c (host_detect_local_cpu):
2224 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2226 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
2227 (rs6000_variable_issue_1): this. Use...
2228 (rs6000_variable_issue): here. Reimplement. Print debug info.
2230 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2232 * sel-sched-ir.c (sel_restore_other_notes): Rename to
2233 sel_restore_notes. Update all callers. Call reemit_notes
2236 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2238 PR rtl-optimization/42246
2239 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
2242 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2244 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
2245 all successors is the same as number of successors in current region.
2247 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2249 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
2250 to rename is not separable. Otherwise check that its LHS is not NULL.
2252 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2254 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
2256 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2258 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
2259 available registers when failed to discover LHS register class.
2260 Fix indentation. Update comment.
2262 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2263 Alexander Monakov <amonakov@ispras.ru>
2265 PR rtl-optimization/42389
2266 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
2268 (advance_state_on_fence): Likewise.
2269 (sel_target_adjust_priority): Print debug output only when
2270 sched_verbose >= 4, not 2.
2271 (get_expr_cost): Do not issue all unique insns on the next cycle.
2272 (fill_insns): Initialize can_issue_more from the value saved
2274 * sel-sched-ir.c (flist_add): New parameter issue_more.
2275 Init FENCE_ISSUE_MORE with it.
2276 (merge_fences): Likewise.
2277 (init_fences): Update call to flist_add.
2278 (add_to_fences, add_clean_fence_to_fences)
2279 (add_dirty_fence_to_fences): Likewise.
2280 (move_fence_to_fences): Update call to merge_fences.
2281 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
2283 * sel-sched-ir.h (struct _fence): New field issue_more.
2284 (FENCE_ISSUE_MORE): New accessor macro.
2286 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2288 PR rtl-optimization/42388
2289 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
2290 that have no predecessors nor successors. Do not call move_bb_info
2291 for empty blocks outside of current region.
2293 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2295 PR rtl-optimization/42294
2296 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
2297 * sel-sched.c (move_exprs_to_boundary): Transitively add all
2298 originators' originators.
2300 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2302 PR rtl-optimization/39453
2303 PR rtl-optimization/42246
2304 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
2306 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
2308 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2309 Alexander Monakov <amonakov@ispras.ru>
2312 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
2313 (maybe_tidy_empty_bb): ... here. Make static. Add new
2314 argument. Update all callers.
2315 (tidy_control_flow): ... and here. Recompute topological order
2316 of basic blocks in region if necessary.
2317 (sel_redirect_edge_and_branch): Change return type. Return true
2318 if topological order might have been invalidated.
2319 (purge_empty_blocks): Export and move from...
2320 * sel-sched.c (purge_empty_blocks): ... here.
2321 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
2322 (maybe_tidy_empty_bb): Delete prototype.
2323 (purge_empty_blocks): Declare.
2325 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2327 PR rtl-optimization/42249
2328 * sel-sched.c (try_replace_dest_reg): When chosen register
2329 and original register is the same, do not bail out early, but
2330 still check all original insns for validity of replacing destination
2331 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
2334 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2337 Port from no-undefined-overflow branch:
2338 2009-03-09 Richard Guenther <rguenther@suse.de>
2340 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
2342 2010-01-14 Richard Guenther <rguenther@suse.de>
2345 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
2347 2010-01-14 Ira Rosen <irar@il.ibm.com>
2349 PR tree-optimization/42709
2350 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
2351 as scalar type in creation of constant vector operand.
2353 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2356 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
2357 (check-parallel-%): Match `testsuite' directory component only
2360 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
2362 PR translation/39521
2363 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
2366 2010-01-13 Richard Guenther <rguenther@suse.de>
2368 PR tree-optimization/42730
2369 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
2372 2010-01-13 Steve Ellcey <sje@cup.hp.com>
2375 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
2376 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
2379 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
2381 * config/bfin/libgcc-bfin.ver: Regenerate based on current
2382 libgcc-std.ver. Add entries for ___smulsi3_highpart and
2383 ___umulsi3_highpart.
2385 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
2386 rather than schedule_insns if the pass is enabled.
2388 2010-01-13 Martin Jambor <mjambor@suse.cz>
2390 PR tree-optimization/42704
2391 * tree-sra.c (sra_modify_assign): Do not delete assignments to
2394 2010-01-13 Martin Jambor <mjambor@suse.cz>
2396 PR tree-optimization/42703
2397 * tree-sra.c (analyze_access_subtree): Check that we can build a
2398 reference to the original data within the aggregate.
2400 2010-01-13 Richard Guenther <rguenther@suse.de>
2402 PR tree-optimization/42705
2403 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
2405 2010-01-13 Richard Guenther <rguenther@suse.de>
2408 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
2410 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2413 * var-tracking.c (values_to_unmark): New variable.
2414 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2415 values_to_unmark vector. Moved body to...
2416 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2417 instead queue it into values_to_unmark vector.
2418 (vt_find_locations): Free values_to_unmark vector.
2420 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
2422 * config/s390/s390.c (override_options): Set
2423 default of max-pending-list-length to 256
2425 2010-01-13 Richard Guenther <rguenther@suse.de>
2428 * tree-pass.h (PROP_gimple_lcx): New.
2429 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
2430 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
2431 before the final cleanup_eh.
2432 (dump_properties): Dump PROP_gimple_lcx.
2433 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
2434 (tree_lower_complex_O0): Remove.
2435 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
2436 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
2437 tree_lower_complex, schedule TODO_update_ssa.
2438 * lto-streamer-out.c (output_function): Stream the functions
2440 * lto-streamer-in.c (input_function): Likewise.
2441 (lto_read_body): Do not override them here.
2443 2010-01-12 Joseph Myers <joseph@codesourcery.com>
2446 * c-typeck.c (build_c_cast): Fold value cast to union type before
2447 wrapping it in a CONSTRUCTOR.
2449 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2451 PR rtl-optimization/42699
2452 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
2455 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2457 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2458 SUBTARGET_WARN_UNUSED_SPEC): Move ...
2459 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2460 SUBTARGET_WARN_UNUSED_SPEC): ... here
2461 * config/mips/iris5.h (LIBGCC_SPEC): Define.
2463 2010-01-12 Julian Brown <julian@codesourcery.com>
2465 * config/arm/neon-schedgen.ml (Utils): Don't try to
2466 open missing module.
2467 (find_with_result): New.
2469 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2472 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
2473 sharing when canonicalizing ({lt,ge}u (plus a b) b).
2475 PR tree-optimization/42645
2476 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
2477 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
2478 decl_map, set processing_debug_stmt to -1 and return name without
2481 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
2483 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
2484 binutils version, and reword target configuration description.
2486 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2488 * config/avr/avr.h (LINKER_NAME): Remove.
2490 2010-01-11 Janis Johnson <janis187@us.ibm.com>
2493 * config/rs6000/rs6000.c (rs6000_override_options): On targets
2494 that support VSX, warn for -mno-altivec if vsx is not disabled,
2497 2010-01-11 Joseph Myers <joseph@codesourcery.com>
2498 Shujing Zhao <pearly.zhao@oracle.com>
2500 PR translation/42469
2501 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
2502 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
2503 character between option name and help text.
2504 * c.opt (imultilib): Likewise.
2506 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
2508 * lto-streamer-out.c (output_unreferenced_globals): Output static
2511 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
2513 PR rtl-optimization/42621
2514 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
2515 optimizing for size.
2516 (duplicate_computed_gotos): Remove now-redundant check.
2518 2010-01-10 Steve Ellcey <sje@cup.hp.com>
2521 * configure.ac: Save and restore LDFLAGS and LIBS
2522 * configure: Regenerate.
2524 2010-01-10 Richard Guenther <rguenther@suse.de>
2527 * builtins.c (fold_builtin_strlen): Add type argument and
2528 convert the resulting length to it.
2529 (fold_builtin_1): Adjust.
2531 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2533 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
2534 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
2536 (num_insns_constant_wide): Adjust for that change.
2538 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2541 * web.c (union_defs): Add used argument, to combine uses of
2543 (entry_register): Adjust type and tests of used argument.
2544 (web_main): Widen used for new use. Pass it to union_defs.
2545 * df.h (union_defs): Adjust prototype.
2547 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2550 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
2551 uses in new incoming argument. Free body.
2552 (reset_debug_uses_in_loop): New.
2553 (analyze_insn_to_expand_var): Call the latter if the former found
2554 anything. Fix whitespace. Reject invalid dest overlaps before
2555 going through all insns in the loop.
2557 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2560 * haifa-sched.c (dying_use_p): Debug insns don't count.
2562 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2565 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
2566 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
2567 (verify_gimple_call): Reject LHS in noreturn calls.
2569 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2573 * tree-vect-loop-manip.c (adjust_info): New type.
2574 (adjust_vec): New pointer to vector.
2575 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
2576 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
2577 (slpeel_update_phis_for_duplicate_loop): Use them.
2578 (slpeel_update_phi_nodes_for_guard1): Likewise.
2579 (slpeel_update_phi_nodes_for_guard2): Likewise.
2580 (slpeel_tree_peel_loop_to_edge): Likewise.
2581 (vect_update_ivs_after_vectorizer): Likewise.
2583 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2585 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
2586 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2588 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2590 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
2591 bogus uninitialized warning.
2593 2010-01-09 Richard Guenther <rguenther@suse.de>
2596 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
2597 the evolution is compatible with the initial condition.
2599 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2601 * gcc.c (process_command): Update copyright notice dates.
2602 * gcov.c (print_version): Likewise.
2603 * gcov-dump.c (print_version): Likewise.
2604 * mips-tfile.c (main): Likewise.
2605 * mips-tdump.c (main): Likewise.
2607 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2610 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
2612 (rotlhi3_8): Delete.
2614 (rotlsi3_8): Delete.
2615 (rotlsi3_16): Delete.
2616 (rotlsi3_24): Delete.
2618 (*rotw<mode>3): New.
2619 (*rotb<mode>3): New.
2620 * config/avr/avr.c (avr_rotate_bytes): New function.
2621 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
2623 2010-01-08 Steve Ellcey <sje@cup.hp.com>
2626 * configure.ac: Modify -rdynamic check.
2627 * configure: Regenerate.
2629 2010-01-08 DJ Delorie <dj@redhat.com>
2631 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
2632 register popping order.
2634 2010-01-08 Richard Guenther <rguenther@suse.de>
2637 * c.opt (fsigned-char): Also let LTO handle this option.
2638 (funsigned-char): Likewise.
2640 2010-01-07 Richard Guenther <rguenther@suse.de>
2642 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
2643 (gimple_op): Likewise.
2644 (gimple_op_ptr): Likewise.
2645 (gimple_assign_set_lhs): Remove gcc_assert.
2646 (gimple_assign_set_rhs1): Likewise.
2647 (gimple_assign_set_rhs2): Likewise.
2648 (gimple_call_set_lhs): Likewise.
2649 (gimple_call_set_fn): Likewise.
2650 (gimple_call_set_fndecl): Likewise.
2651 (gimple_call_fndecl): Likewise.
2652 (gimple_call_return_type): Likewise.
2653 (gimple_call_set_chain): Likewise.
2654 (gimple_call_num_args): Likewise.
2655 (gimple_call_set_arg): Likewise.
2656 (gimple_cond_set_code): Likewise.
2657 (gimple_cond_set_lhs): Likewise.
2658 (gimple_cond_set_rhs): Likewise.
2659 (gimple_cond_set_true_label): Likewise.
2660 (gimple_cond_set_false_label): Likewise.
2661 (gimple_label_set_label): Likewise.
2662 (gimple_goto_set_dest): Likewise.
2663 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
2664 (gimple_debug_bind_get_value): Likewise.
2665 (gimple_debug_bind_get_value_ptr): Likewise.
2666 (gimple_debug_bind_set_var): Likewise.
2667 (gimple_debug_bind_set_value): Likewise.
2668 (gimple_debug_bind_reset_value): Likewise.
2669 (gimple_debug_bind_has_value_p): Likewise.
2670 (gimple_return_retval_ptr): Remove gcc_assert.
2671 (gimple_return_retval): Likewise.
2672 (gimple_return_set_retval): Likewise.
2673 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
2674 (safe_referenced_var_iterator): Remove.
2675 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
2676 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
2677 (fill_referenced_var_vec): Remove.
2678 (first_readonly_imm_use): Remove redundant gcc_assert.
2679 (phi_arg_index_from_use): Combine gcc_asserts.
2680 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
2681 (first_imm_use_stmt): Remove redundant gcc_assert.
2682 * tree-cfg.c (verify_gimple_call): Verify function and chain
2683 operands. Verify arguments.
2684 (verify_types_in_gimple_stmt): Verify condition code and labels.
2686 2010-01-07 Richard Guenther <rguenther@suse.de>
2688 PR tree-optimization/42641
2689 * sese.c (rename_map_elt_info): Use the SSA name version, do
2692 2010-01-07 Jakub Jelinek <jakub@redhat.com>
2694 PR tree-optimization/42625
2695 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
2696 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2698 2010-01-07 Duncan Sands <baldrick@free.fr>
2700 * Makefile.in (PLUGIN_HEADERS): Add version.h.
2702 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
2705 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
2706 note itself is not function_invariant_p.
2708 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
2710 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
2711 Do not add the DF_NOTE problem.
2712 * store-motion.c (execute_rtl_store_motion): Likewise.
2714 2010-01-07 Martin Jambor <mjambor@suse.cz>
2716 PR tree-optimization/42157
2717 * tree-sra.c (compare_access_positions): Stabilize sort if both
2718 accesses have integer types, return zero immediately if they are the
2721 2010-01-06 Richard Henderson <rth@redhat.com>
2724 * haifa-sched.c (add_to_note_list): Merge into ...
2725 (concat_note_lists): ... here, and ...
2726 (unlink_other_notes, rm_other_notes): Merge into...
2727 (remove_notes): ... here. Create REG_SAVE_NOTEs for
2728 NOTE_INSN_EPILOGUE_BEG.
2730 2010-01-06 Richard Guenther <rguenther@suse.de>
2732 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
2733 not inline regular functions into always-inline functions.
2735 2010-01-06 Nick Clifton <nickc@redhat.com>
2737 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
2738 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
2740 (OVERRIDE_OPTIONS): Delete.
2741 (OPTIMIZATION_OPTIONS): Define.
2742 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
2743 * config/rx/rx.c (rx_handle_option): Issue an error message if
2744 -mcpu=rx200 and -fpu are used together.
2745 (rx_set_optimization_options): New function. Issue an error
2746 message if an optimization attribute attempts to reset the FPU/
2747 math optimization pairing.
2748 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
2749 * config/rx/rx.opt: Set the default to 32-bit doubles.
2750 * config/rx/t-rx: Add multilibs for -nofpu option.
2751 * doc/invoke.texi: Update documentation of RX options.
2753 2010-01-06 Richard Guenther <rguenther@suse.de>
2755 * tree-ssa-pre.c (name_to_id): New global.
2756 (alloc_expression_id): Simplify SSA name handling.
2757 (lookup_expression_id): Likewise.
2758 (init_pre): Zero name_to_id.
2759 (fini_pre): Free it.
2761 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
2763 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
2765 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
2768 * config/i386/sse.md (smaxv2di3): New.
2769 (umaxv2di3): Likewise.
2770 (sminv2di3): Likewise.
2771 (uminv2di3): Likewise.
2773 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
2776 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
2777 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
2778 (legitimize_tls_address): Likewise.
2779 (sparc_tls_referenced_p): Likewise.
2780 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
2781 and adjust calls to legitimize_pic_address.
2782 (legitimate_constant_p) Use sparc_tls_referenced_p.
2783 (legitimate_pic_operand_p): Likewise.
2784 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
2785 (sparc_tls_symbol_ref_1): Delete.
2786 (sparc_tls_referenced_p): Make static, recognize specific patterns.
2787 (legitimize_tls_address): Make static, handle CONST patterns.
2788 (legitimize_pic_address): Make static, remove unused parameter and
2789 adjust recursive calls.
2790 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
2791 and adjust call to legitimize_pic_address.
2792 (sparc_output_mi_thunk): Likewise.
2794 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
2795 H.J. Lu <hongjiu.lu@intel.com>
2798 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
2799 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
2800 operands to make them signed.
2803 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2806 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2807 GTU to GT for V4SI and V2DI.
2809 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2810 (umin<mode>3): Removed.
2812 (uminv4si3): Likewise.
2814 2010-01-05 Martin Jambor <mjambor@suse.cz>
2816 PR tree-optimization/42462
2817 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
2818 current_function_decl to helper functions and macros.
2820 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2823 * flags.h: Don't include real.h.
2824 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
2825 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
2826 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
2827 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
2828 * dominance.c: Update copyright.
2829 * gimple.c (walk_gimple_op): Remove inline.
2830 * tree-ssa-reassoc.c: Include real.h.
2831 * Makefile.in (FLAGS_H): Remove $(REAL_H).
2832 (tree-ssa-reassoc.o): Depend on $(REAL_H).
2834 2010-01-05 Nick Clifton <nickc@redhat.com>
2836 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
2837 register to push into the stack frame when the accumulator has to
2838 be saved during interrupts.
2840 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
2842 * doc/invoke.texi: Remove the documentation about option
2844 * common.opt (Wunreachable-code): Preserved for backward
2846 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
2847 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
2848 the backward compatibility flag section.
2850 2010-01-05 Richard Guenther <rguenther@suse.de>
2852 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
2854 2010-01-05 Jakub Jelinek <jakub@redhat.com>
2857 * cfgexpand.c (expand_one_var): Diagnose too large variables.
2859 PR tree-optimization/42508
2860 * tree-sra.c (convert_callers): Check for recursive call
2861 by comparing cgraph nodes instead of decls.
2862 (modify_function): Call ipa_modify_formal_parameters also
2863 on all same_body aliases.
2865 * cgraphunit.c (cgraph_materialize_all_clones): Compare
2866 cgraph nodes when checking for same_body aliases.
2868 2010-01-05 Richard Guenther <rguenther@suse.de>
2870 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
2871 allocation and lookup.
2872 (get_or_alloc_expr_for_constant): Likewise.
2873 (phi_translate): Sink allocation.
2875 2010-01-04 Richard Guenther <rguenther@suse.de>
2877 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
2878 a new entry only if needed.
2879 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
2880 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
2882 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
2884 (phi_translate): Handle CONSTANTs early.
2886 2010-01-04 Martin Jambor <mjambor@suse.cz>
2888 PR tree-optimization/42398
2889 * tree-sra.c (struct access): Removed flag grp_different_types.
2890 (dump_access): Do not dump the removed flag.
2891 (sort_and_splice_var_accesses): Do not set the removed flag.
2892 (sra_modify_expr): Check for type compatibility directly.
2894 2010-01-04 Martin Jambor <mjambor@suse.cz>
2896 PR tree-optimization/42366
2897 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
2898 edges with variable number of parameters.
2899 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
2900 flag instead of asserting it.
2901 (ipa_read_node_info): Read uses_analysis_done flag.
2903 2010-01-04 Richard Guenther <rguenther@suse.de>
2905 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
2906 iterative_hash_* as intended.
2907 (vn_reference_compute_hash): Likewise. Simplify hashing
2909 (vn_reference_lookup_2): Likewise.
2910 (vn_nary_op_compute_hash): Likewise.
2911 (vn_phi_compute_hash): Likewise.
2912 (expressions_equal_p): Remove strange code.
2913 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
2914 (pre_expr_hash): Likewise. Simplify hashing SSA names.
2915 (bitmap_insert_into_set_1): Take value-id as parameter.
2916 (add_to_value): Pass it.
2917 (bitmap_insert_into_set): Likewise.
2918 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
2920 2010-01-04 Jakub Jelinek <jakub@redhat.com>
2923 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
2924 (do_self_spec): For switches with SWITCH_IGNORE set set also
2925 SWITCH_IGNORE_PERMANENTLY.
2926 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
2929 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
2931 * lto-streamer-out.c (output_unreferenced_globals): Output the full
2932 tree of an unreferenced global var.
2934 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2937 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2938 GTU to GT for V4SI and V2DI.
2940 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2941 (umin<mode>3): Removed.
2943 (uminv4si3): Likewise.
2945 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2948 * collect2.c (main): Turn on trace in collect2 if -v is passed
2951 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
2953 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
2954 description of expression operand.
2956 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
2958 * configure.ac: Add install-html to target_list for Make-hooks.
2959 * configure: Regenerate.
2960 * fortran/Make-lang.in (F95_HTMLFILES): New.
2961 (fortran.html): Use it.
2962 (fortran.install-html): New.
2963 * Makefile.in (install-html): Add lang.install-html.
2964 * java/Make-lang.in (JAVA_HTMLFILES): New.
2965 (java.html): Use it.
2966 (java.install-html): New.
2967 * objc/Make-lang.in (objc.install-html): New.
2968 * objcp/Make-lang.in (obj-c++.install-html): New.
2969 * cp/Make-lang.in (c++.install-html): New.
2970 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
2971 * lto/Make-lang.in (lto.install-html): New.
2973 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2976 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
2978 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
2980 PR rtl-optimization/41862
2981 * store-motion.c (store_killed_in_insn, compute_store_table,
2982 remove_reachable_equiv_notes, replace_store_insn,
2983 build_store_vectors): Ignore all DEBUG_INSNs.
2985 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2988 * common.opt: Add dumpdir.
2990 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
2992 (option_map): Add --dumpdir.
2994 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
2996 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
2998 * opts.c (decode_options): Try dump_dir_name first if
2999 dump_base_name isn't an absolute path.
3000 (common_handle_option): Handle OPT_dumpdir.
3002 * toplev.c (dump_dir_name): New.
3003 (print_switch_values): Also ignore -dumpdir.
3005 * toplev.h (dump_dir_name): New.
3007 2010-01-03 Richard Guenther <rguenther@suse.de>
3009 PR tree-optimization/42589
3010 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
3011 double-word expansion of bswap32.
3013 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
3015 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
3016 with BLOCK_FOR_INSN.
3017 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
3018 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
3019 noce_process_if_block): Likewise.
3020 * gcse.c (compute_local_properties, insert_expr_in_table,
3021 insert_set_in_table, canon_list_insert, find_avail_set,
3022 pre_insert_copy_insn): Likewise.
3024 * basic-block.h (BLOCK_NUM): Move from here...
3025 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
3027 2010-01-03 Richard Guenther <rguenther@suse.de>
3029 PR tree-optimization/42438
3030 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
3031 contains_may_not_return_call flag.
3032 (BB_MAY_NOTRETURN): New.
3033 (valid_in_sets): Trapping nary operations are not valid
3034 in blocks that may not return.
3035 (insert_into_preds_of_block): Remove check for trapping expressions.
3036 (compute_avail): Compute also BB_MAY_NOTRETURN.
3038 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
3040 * doc/invoke.texi: Add 2010 to copyright years.
3042 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
3044 * config/sparc/sparc.c: Fix formatting nits.
3046 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
3047 Alexander Monakov <amonakov@ispras.ru>
3049 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
3051 2010-01-02 Richard Guenther <rguenther@suse.de>
3054 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
3055 (simplify_switch_using_ranges): Mark to be removed edges
3058 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3060 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3062 * collect2.c (scan_libraries): Add missing argument in call to
3065 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
3068 * config/alpha/predicates.md (aligned_memory_operand): Return false
3070 (unaligned_memory_operand): Return true for CQImode.
3071 * config/alpha/alpha.c (get_aligned_mem): Assert that location
3072 doesn not cross aligned SImode word boundary.
3074 2010-01-02 Anatoly Sokolov <aesok@post.ru>
3076 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
3078 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
3079 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
3081 2010-01-02 Richard Guenther <rguenther@suse.de>
3084 * toplev.c (compile_file): Emit LTO marker properly. Change
3086 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
3088 2010-01-01 Richard Guenther <rguenther@suse.de>
3091 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
3093 2010-01-01 Richard Guenther <rguenther@suse.de>
3096 * c-decl.c (grokdeclarator): For zero-size arrays force
3097 structural equality checks as layout_type does.
3099 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3101 * builtins.c: Update copyright to 2010.
3103 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3106 * lto-streamer-out.c (produce_asm): Revert the last change.
3107 (copy_function): Likewise.
3109 * lto-streamer.c (lto_get_section_name): Skip any leading
3112 2010-01-01 Richard Guenther <rguenther@suse.de>
3115 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
3119 Copyright (C) 2010 Free Software Foundation, Inc.
3121 Copying and distribution of this file, with or without modification,
3122 are permitted in any medium without royalty provided the copyright
3123 notice and this notice are preserved.