1 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4 (sparc64-*-linux*): Likewise.
5 (sparc64-*-solaris2*): Include assembler files before linker ones.
6 (sparc-*-solaris2*): Simplify and reorder to match previous case.
7 * config/sparc/gas.h: Delete.
8 * config/sparc/sol2-64.h: Add copyright notice.
9 * config/sparc/sol2-gas-bi.h: Likewise.
10 * config/sparc/sol2-gld.h: Likewise.
11 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
12 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
13 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
14 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
15 (sparc_elf_asm_named_section): Rename into...
16 (sparc_solaris_elf_asm_named_section): ...this. Always define.
18 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
20 * config/alpha/alpha.c (override_options): Fix -mtune error message.
22 2010-03-02 Jeff Law <law@redhat.com>
25 * reload1.c (rtx_p, substitute_stack): Declare.
26 (substitute): Record addresses of changed rtxs.
27 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
28 Restore the original rtx when complete.
29 (reload): Free subsitute_stack when complete.
31 2010-03-02 Janis Johnson <janis187@us.ibm.com>
33 * doc/gccint.texi (menu): Add Testsuites as a chapter.
34 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
36 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
37 LTO Testing, gcov Testing, profopt Testing, compat Testing,
38 Torture Tests): Change from subsection to section.
40 2010-03-02 Jakub Jelinek <jakub@redhat.com>
41 Steven Bosscher <steven@gcc.gnu.org>
43 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
46 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
49 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
50 the assignment from the new induction variable to the assignment
51 of the value from the original loop PHI function.
53 2010-03-01 Janis Johnson <janis187@us.ibm.com>
54 Daniel Jacobowitz <dan@codesourcery.com>
56 * doc/sourcebuild.texi (Test directives): Clarify options to
59 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
61 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
62 Disable cfi directives unless GCC and gas agree on using read-only
63 .eh_frame sections for 64-bit.
64 * configure: Regenerate.
66 2010-03-01 Richard Guenther <rguenther@suse.de>
68 PR tree-optimization/43220
69 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
70 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
72 2010-03-01 Richard Guenther <rguenther@suse.de>
73 Martin Jambor <mjambor@suse.cz>
76 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
77 gimplified parameters.
79 2010-03-01 Christian Bruel <christian.bruel@st.com>
81 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
83 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
85 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
87 2010-03-01 Richard Guenther <rguenther@suse.de>
90 * expr.c (expand_assignment): Use the alias-oracle to tell
91 if the rhs aliases the result decl.
93 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
96 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
97 to sol_gt_pch_get_address.
98 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
99 64-bit, SPARC and x86.
100 (sol_gt_pch_get_address): New function.
102 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
104 * toplev.h (inform_n, error_n): Declare.
105 * diagnostic.c (inform_n, error_n): New function.
107 2010-03-01 Jakub Jelinek <jakub@redhat.com>
109 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
110 has no rtl yet when processing local_decls, queue it and recheck
111 if deferred stack allocation hasn't assigned it rtl.
113 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
115 * config/sh/sh.c (unspec_bbr_uid): New.
116 (gen_block_redirect): Use it instead of INSN_UID.
117 (gen_far_branch): Likewise.
119 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
121 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
122 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
124 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
126 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
127 (Warning Options): -Wno-conversion-null is valid for
128 Objective-C++ as well.
129 * doc/tm.texi (Named Address Spaces): Likewise.
130 * doc/plugins.texi (Plugins): Replace TABs with spaces.
131 * doc/tree-ssa.texi (Tree SSA): Likewise.
133 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
136 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
137 by default. Don't set the default arch for
138 i[34567]86-*-darwin*|x86_64-*-darwin*.
140 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
143 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
144 default. Set the default 32bit/64bit archs with $with_arch
145 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
147 2010-02-27 Richard Guenther <rguenther@suse.de>
149 PR tree-optimization/43186
150 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
151 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
152 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
155 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
157 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
158 required and i[34567]86-*-* targets don't support 64bit ISA.
160 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
163 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
166 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
168 * config.gcc: Set the default arch at least to Prescott for
169 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
170 if SSE math is enabled.
172 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
174 * diagnostic.c (diagnostic_initialize): Update.
175 (diagnostic_report_diagnostic): Test inhibit_notes_p for
177 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
178 (diagnostic_inhibit_notes): New.
179 * toplev.c (process_options): inhibit notes with -fcompare-debug.
181 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
184 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
185 * doc/standards.texi: Likewise.
186 * doc/extend.texi: Likewise.
187 * doc/trouble.texi: Likewise.
188 * doc/cppopts.texi: Likewise.
189 * doc/install.texi: Likewise.
190 * c.opt (std=c90,std=gnu90): New options.
191 * c-opts.c (c_common_handle_option): Handle them.
193 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
196 * c-decl.c (undeclared_variable): Use an informative note.
198 2010-02-26 Richard Guenther <rguenther@suse.de>
200 PR tree-optimization/43186
201 * gimple.h (gimple_fold): Remove.
202 * gimple.c (gimple_fold): Remove. Inline into single user ...
203 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
204 Try harder for conditions.
206 2010-02-26 Jakub Jelinek <jakub@redhat.com>
209 * function.c (used_types_insert): Don't skip through named pointer
210 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
211 and it is different from the main variant's type.
213 2010-02-26 Nick Clifton <nickc@redhat.com>
215 * config/rx/rx.md (sminsi3): Remove bogus alternative.
217 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
219 * config.gcc: Support --with-fpmath=sse for x86.
221 * config/i386/ssemath.h: New.
223 * doc/install.texi (--with-fpmath=sse): Documented.
225 2010-02-26 Richard Guenther <rguenther@suse.de>
227 PR tree-optimization/43188
228 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
229 vector types of over-aligned element type.
231 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
234 * config/i386/i386.c (expand_vec_perm_blend): Use correct
235 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
237 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
239 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
241 2010-02-26 Jakub Jelinek <jakub@redhat.com>
243 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
244 * var-tracking.c: Include diagnostic.h.
245 (debug_dv): New function.
246 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
249 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
250 (add_value_chain, add_value_chains, remove_value_chain,
251 remove_value_chains): Handle DEBUG_EXPRs.
252 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
255 * regcprop.c (struct queued_debug_insn_change): New type.
256 (struct value_data_entry): Add debug_insn_changes field.
257 (struct value_data): Add n_debug_insn_changes field.
258 (debug_insn_changes_pool): New variable.
259 (free_debug_insn_changes, apply_debug_insn_changes,
260 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
261 (kill_value_one_regno): Call free_debug_insn_changes if needed.
262 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
264 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
266 (copyprop_hardreg_forward_1): Don't call apply_change_group for
267 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
268 changes, call cprop_find_used_regs via note_stores.
269 (copyprop_hardreg_forward): When copying vd from predecessor
270 which has any queued DEBUG_INSN changes, make sure the pointers are
271 cleared. At the end call df_analyze and then if there are any
272 DEBUG_INSN changes queued at the end of some basic block for still
273 live registers, apply them.
274 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
276 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
278 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
281 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
283 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
284 targets. Set the default with_cpu/with_arch from arch/cpu.
285 Allow x86-64 and native for with_cpu/with_arch.
287 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
289 * ebitmap.c: Change calls to verify_popcount with calls to
290 sbitmap_verify_popcount.
291 (ebitmap_clear_bit): Fixed map->cacheindex test and
292 map>cache update when bit clearing results in an empty
295 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
298 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
299 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
300 and support both V2DF and V2DI modes.
301 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
302 support both V2DF and V2DI modes.
303 (general): Delete trailing whitespace from a few patterns.
305 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
306 V2DF/V2DI interleave high/low builtins.
308 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
311 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
312 interleave high/low functions.
314 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
316 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
317 #pragma extern_prefix.
319 2010-02-25 Jakub Jelinek <jakub@redhat.com>
322 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
323 BLKmode, assert op0 is a MEM and just adjust its mode.
326 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
327 if bitpos isn't multiple of mode's bitsize.
329 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
331 * c.opt (-ftemplate-depth=): New.
332 (-ftemplate-depth-): Deprecate.
333 * optc-gen.awk: Handle -ftemplate-depth=.
334 * opth-gen.awk: Likewise.
335 * c-opts.c (c_common_handle_option): Likewise.
336 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
338 2010-02-24 Jason Merrill <jason@redhat.com>
340 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
342 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
344 * cfg.c (alloc_aux_for_block): Remove inline.
345 (alloc_aux_for_edge): Likewise.
347 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
349 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
351 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
353 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
354 * config/i386/sol2-gas.h: New file.
355 * config.gcc (i[34567]86-*-solaris2*): Use it.
357 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
360 * c-typeck.c (ep_convert_and_check): New.
361 (build_conditional_expr): Use it.
362 (build_binary_op): Likewise.
364 2010-02-24 Jakub Jelinek <jakub@redhat.com>
366 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
369 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
371 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
372 expr needs to have DECL_NAME set.
374 2010-02-24 Nick Clifton <nickc@redhat.com>
376 * config/mep/mep.c: Include gimple.h.
377 (mep_function_uses_sp): Delete unused function.
378 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
379 parameters. Use unsigned integers to count args. Return a
380 NULL_RTX instead of an error_mark_node. Toidy up formatting.
382 2010-02-23 Jakub Jelinek <jakub@redhat.com>
385 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
386 greater or equal to nelt instead of 2 * nelt.
387 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
390 2010-02-23 Jason Merrill <jason@redhat.com>
393 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
394 in cfun->local_decls even if they have register types.
397 * stor-layout.c (place_field): Don't warn about unnecessary
398 DECL_PACKED if the type is packed.
400 2010-02-23 Jakub Jelinek <jakub@redhat.com>
403 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
404 GOTOFF relocs, even when the base reg isn't pic pointer.
406 2010-02-23 Michael Matz <matz@suse.de>
409 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
410 (expand_gimple_basic_block): Generate and use debug temps if there
411 are debug uses left after the last real use of TERed ssa names.
412 Unlink debug immediate uses when they are expanded.
414 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
417 * config/i386/i386.c (override_options): Reorganise to provide
418 better error messages.
420 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
423 * graphite-scop-detection.c (create_single_exit_edge): Move
424 the call to find_single_exit_edge to....
425 (create_sese_edges): ...here. Don't handle multiple edges
426 exiting the function.
427 (build_graphite_scops): Don't handle multiple edges
428 exiting the function.
430 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
433 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
434 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
436 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
439 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
441 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
444 * c-typeck.c (convert_arguments): Print declaration location.
445 * c-common.c (validate_nargs): Rename as
446 builtin_function_validate_nargs.
447 (check_builtin_function_arguments): Update.
449 2010-02-22 Richard Guenther <rguenther@suse.de>
452 * tree-inline.c (declare_return_variable): Use the type of
453 the call stmt lhs if available.
455 2010-02-22 Duncan Sands <baldrick@free.fr>
457 * passes.c (register_pass): Always consider all pass lists when
458 ref_pass_instance_number is zero.
460 2010-02-22 Richard Guenther <rguenther@suse.de>
462 PR tree-optimization/42749
463 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
464 parameter. Do arithmetic in the original type.
465 (update_accumulator_with_ops): Likewise.
466 (adjust_accumulator_values): Adjust.
468 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
470 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
471 (QI to BLKmode splitter): New splitter.
473 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
475 * config/i386/i386.c (initial_ix86_tune_features): Turn on
476 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
478 2010-02-22 Richard Guenther <rguenther@suse.de>
480 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
482 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
484 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
485 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
486 ($(T)crti.o, $(T)crtn.o): Remove rules.
488 2010-02-21 Tobias Burnus <burnus@net-b.de>
491 * doc/invoke.texi (-fassociative-math): Document that this
492 option is automatically enabled for Fortran.
494 2010-02-20 David S. Miller <davem@davemloft.net>
496 * configure.ac: Test if linker and assembler properly support
497 GOTDATA_OP relocations.
498 * configure: Rebuild.
499 * config.in: Likewise.
500 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
501 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
502 (movsi_high_pic): Likewise.
503 (movdi_lo_sum_pic): Likewise.
504 (movdi_high_pic): Likewise.
505 (movsi_pic_gotdata_op): New pattern.
506 (movdi_pic_gotdata_op): Likewise.
507 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
508 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
510 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
513 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
515 (xop_mulv2div2di3_high): Ditto.
517 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
520 * c.opt (Wconversion-null): New option.
521 * doc/invoke.texi (Wconversion-null): Document.
523 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
525 * common.opt (Wlarger-than-): Add Undocumented.
527 2010-02-19 Mike Stump <mikestump@comcast.net>
529 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
531 2010-02-19 Jason Merrill <jason@redhat.com>
534 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
535 * configure: Likewise.
537 2010-02-20 Alan Modra <amodra@gmail.com>
540 * cgraph.h (cgraph_make_decl_local): Declare.
541 * cgraph.c (cgraph_make_decl_local): New function.
542 (cgraph_make_node_local): Use it.
543 * cgraphunit.c (cgraph_function_versioning): Likewise.
544 * ipa.c (function_and_variable_visibility): Likewise.
546 2010-02-19 Jakub Jelinek <jakub@redhat.com>
549 * except.c (sjlj_emit_function_enter): Don't call
550 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
552 * rtl.h (add_reg_br_prob_note): Remove prototype.
554 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
557 * c-common.c (conversion_warning): Remove widening conversions
558 before checking the conversion of integers to reals.
560 2010-02-19 Mike Stump <mikestump@comcast.net>
563 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
566 * cgraphunit.c (process_function_and_variable_attributes): Check
567 DECL_PRESERVE_P instead of looking up attribute "used".
568 * ipa-pure-const.c (check_decl): Likewise.
569 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
570 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
571 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
572 instead of attribute "used".
573 * config/sol2-c.c (solaris_pragma_init): Likewise.
574 (solaris_pragma_fini): Likewise.
576 2010-02-19 Jakub Jelinek <jakub@redhat.com>
578 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
579 Use XCNEW instead of xcalloc.
580 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
581 XNEW instead of xmalloc.
582 (get_fields): Use XNEWVEC instead of xmalloc.
585 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
587 (create_new_general_access): For debug stmts just reset value.
588 (get_stmt_accesses): For accesses within debug stmts just record them
589 using add_access_to_acc_sites instead of preventing the peeling or
590 counting them as accesses.
593 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
595 2010-02-19 Richard Guenther <rguenther@suse.de>
597 PR tree-optimization/42916
598 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
601 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
603 * configure.ac: Replace all uses of changequote in macro arguments
606 2010-02-19 Jakub Jelinek <jakub@redhat.com>
609 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
611 2010-02-19 Richard Guenther <rguenther@suse.de>
613 PR tree-optimization/42944
614 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
615 test for aliasing with errno.
617 2010-02-19 Jakub Jelinek <jakub@redhat.com>
620 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
621 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
622 * dojump.c: Include output.h.
623 (inv): New inline function.
624 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
625 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
626 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
627 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
628 argument, pass it down to other calls.
629 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
630 add REG_BR_PROB note to the conditional jump.
631 * cfgexpand.c (add_reg_br_prob_note): Removed.
632 (expand_gimple_cond): Don't call it, add the probability
633 as last argument to jumpif_1/jumpifnot_1.
634 * Makefile.in (dojump.o): Depend on output.h.
635 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
637 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
638 * stmt.c (do_jump_if_equal): Likewise.
639 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
640 * loop-unswitch.c (compare_and_jump_seq): Likewise.
641 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
643 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
644 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
646 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
648 (store_expr): Adjust jumpifnot caller.
649 (store_constructor): Adjust jumpif caller.
652 * gimplify.c (gimple_boolify): For __builtin_expect call
653 gimple_boolify also on its first argument.
655 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
657 * configure.ac (gnu-unique-object): Wrap regexps using [] in
659 (__stack_chk_fail): Ditto. Remove quadrigraphs.
660 * configure: Regenerated.
662 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
664 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
665 lang_hooks.types_compatible_p instead of comptypes.
667 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
669 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
670 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
671 if __prefer_thumb__ is defined.
673 2010-02-18 Martin Jambor <mjambor@suse.cz>
675 PR tree-optimization/43066
676 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
677 array with zero-sized element type.
679 2010-02-18 Jakub Jelinek <jakub@redhat.com>
681 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
682 rtx, allocate struct var_loc_node here and return it to the
683 caller, and only if it is actually needed.
684 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
685 move it earlier and return immediately if it returns NULL.
687 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
689 * config/sparc/gas.h: New file. Restore
690 TARGET_ASM_NAMED_SECTION to its ELF default.
691 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
693 * config/sparc/sparc.c (sparc_elf_asm_named_section):
694 Likewise. Add ATTRIBUTE_UNUSED to prototype.
695 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
698 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
700 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
702 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
704 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
705 patterns from predicated pattern.
707 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
710 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
711 for insn mnemonic suffix.
713 2010-02-17 Richard Guenther <rguenther@suse.de>
715 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
718 2010-02-17 Jakub Jelinek <jakub@redhat.com>
721 * caller-save.c (save_call_clobbered_regs): If BB ends with
722 a DEBUG_INSN, move any notes in between last real insn and the last
723 DEBUG_INSN after the last DEBUG_INSN.
725 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
727 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
728 Fix return type. Fix argument type. Explain meaning of return value.
730 2010-02-16 Richard Guenther <rguenther@suse.de>
732 PR tree-optimization/41043
733 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
734 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
736 (vrp_visit_phi_node): ... but only for loop PHI nodes.
738 2010-02-16 Ira Rosen <irar@il.ibm.com>
740 PR tree-optimization/43074
741 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
742 * tree-vect-loop.c (vect_analyze_loop_operations): Add
743 vectorizable cycles in hybrid SLP check.
744 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
746 2010-02-16 Richard Guenther <rguenther@suse.de>
748 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
749 (true_dependence): If memrefs_conflict_p computes must-alias
750 trust it. Move TBAA check after offset-based disambiguation.
751 (canon_true_dependence): Likewise.
753 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
755 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
756 * doc/invoke.texi: Document it.
757 * var-tracking.c: Include toplev.h and params.h.
758 (vt_find_locations): Return bool indicating success. Compute
759 hash sizes unconditionally. Check new parameter, report.
760 (variable_tracking_main_1): Check vt_find_locations results and
761 retry. Renamed from...
762 (variable_tracking_main): ... this. New wrapper to preserve
763 flag_var_tracking_assignments.
764 * Makefile.in (var-tracking.o): Adjust dependencies.
766 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
767 Jakub Jelinek <jakub@redhat.com>
770 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
771 if weak_import attribute is present.
772 * config/darwin.c (machopic_select_section): Likewise.
774 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
776 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
777 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
778 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
779 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
781 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
783 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
786 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
787 Rewrite text to refer to the names.
789 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
791 * config/i386/i386-builtin-types.def
792 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
793 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
794 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
795 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
796 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
797 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
798 IX86_BUILTIN_VPERMIL2PS256.
799 (MULTI_ARG_4_DF2_DI_I): Defined.
800 (MULTI_ARG_4_DF2_DI_I1): Defined.
801 (MULTI_ARG_4_SF2_SI_I): Defined.
802 (MULTI_ARG_4_SF2_SI_I1): Defined.
803 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
804 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
805 __builtin_ia32_vpermil2ps256.
806 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
807 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
808 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
809 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
810 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
811 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
812 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
813 CODE_FOR_xop_vpermil2v8sf3.
814 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
815 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
816 * config/i386/xopintrin.h (_mm_permute2_pd): New.
817 (_mm256_permute2_pd): New.
818 (_mm_permute2_ps): New.
819 (_mm256_permute2_ps): New.
821 2010-02-15 Nick Clifton <nickc@redhat.com>
823 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
824 boolean parameters. Use emit_jump_insn when emitting a pop
825 instruction containing a return insn.
826 (push): Use 'true' rather than '1' as second parameter to F.
827 (h8300_expand_prologue): Likewise.
828 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
829 (h8300_expand_epilogue): Likewise.
831 2010-02-15 Richard Guenther <rguenther@suse.de>
834 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
837 2010-02-15 Nick Clifton <nickc@redhat.com>
839 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
842 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
844 * intl.c (fake_ngettext): New function.
845 * intl.h (fake_ngettext): Declare.
846 (ngettext): Define macro.
847 * collect2.c (notice_translated): New function.
848 (main): Use notice_translated and ngettext.
849 * collect2.h (notice_translated): Declare.
851 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
853 * reorg.c (delete_computation): Comment fixes.
854 * caller-save.c (setup_save_areas): Idem.
855 * sel-sched-dump.c (dump_lv_set): Idem.
858 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
860 * config/s390/s390.c (s390_sched_init): New function.
861 (TARGET_SCHED_INIT): Target hook defined.
863 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
864 Jack Howarth <howarth@bromo.med.uc.edu>
865 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
868 Partial revert of unintended change in fix for PR41605.
869 * config/darwin.h: Fix typo.
870 * config/darwin9.h: Same.
872 2010-02-11 Jakub Jelinek <jakub@redhat.com>
874 * c-pch.c (pch_init): Clear v.
876 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
879 * graphite-scop-detection.c (graphite_can_represent_scev): Call
880 graphite_can_represent_init for MULT_EXPR.
882 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
886 * graphite-sese-to-poly.c (remove_phi): New.
887 (translate_scalar_reduction_to_array): Call remove_phi.
889 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
892 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
893 * graphite-clast-to-gimple.h (gloog): Update declaration.
894 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
895 * graphite-poly.h (struct poly_bb): Add missing comments.
896 (struct scop): Add poly_scop_p field.
898 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
899 * graphite.c (graphite_transform_loops): Build the polyhedral
900 representation for each scop before code generation.
901 * sese.c (rename_variables_in_operand): Removed.
902 (rename_variables_in_expr): Return the renamed expression.
903 (rename_sese_parameters): New.
904 * sese.h (rename_sese_parameters): Declared.
906 2010-02-11 Richard Guenther <rguenther@suse.de>
908 PR tree-optimization/42998
909 * tree-ssa-pre.c (create_expression_by_pieces): Treat
910 POINTER_PLUS_EXPR properly.
912 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
913 Changpeng Fang <changpeng.fang@amd.com>
916 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
917 the cost of an IV candidate when the IV is used in a test against zero.
919 * gcc.dg/tree-ssa/ivopts-3.c: New.
921 2010-02-11 Richard Guenther <rguenther@suse.de>
924 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
925 pointer-vs-decl case by swapping refs. Handle some cases
926 of pointer-vs-decl disambiguations more conservatively.
927 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
928 to false after expanding.
930 2010-02-11 Richard Guenther <rguenther@suse.de>
933 * gcc.c (process_command): Handle LTO file@offset case more
936 2010-02-11 Jakub Jelinek <jakub@redhat.com>
938 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
939 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
941 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
943 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
944 if MEM's mode size isn't DWARF2_ADDR_SIZE.
945 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
946 Optimize eq/ne comparisons when both arguments are known to be
948 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
949 Don't mask operands unnecessarily if they are known to be already
952 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
954 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
957 2010-02-10 Richard Guenther <rguenther@suse.de>
959 PR tree-optimization/43017
960 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
961 for wrapping signed arithmetic.
963 2010-02-10 Jakub Jelinek <jakub@redhat.com>
966 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
967 if no debug info should be emitted for it.
969 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
971 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
972 note when flag_exceptions is set.
974 2010-02-10 Duncan Sands <baldrick@free.fr>
976 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
978 2010-02-10 Richard Guenther <rguenther@suse.de>
981 * tree.c (get_unwidened): Handle constants.
982 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
984 2010-02-10 Martin Jambor <mjambor@suse.cz>
987 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
988 check for variable argument counts independently.
990 2010-02-10 Christian Bruel <christian.bruel@st.com>
993 * config/sh/sh.c (find_barrier): Increase length for non delayed
994 conditional branches.
996 2010-02-10 Christian Bruel <christian.bruel@st.com>
998 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
1000 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1002 * builtins.c (set_builtin_user_assembler_name): Also handle
1003 ffs if int is smaller than word.
1005 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
1008 * ira-conflicts.c (get_dup): Remove.
1009 (process_reg_shuffles): Add new parameter. Use it as an
1010 additional guard for copy generation.
1011 (add_insn_allocno_copies): Rewrite.
1013 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
1015 * common.opt (fsched2-use-traces): Preserved for backward
1017 * doc/invoke.texi: Remove the documentation about option
1018 -fsched2-use-traces.
1019 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
1020 flag_sched2_use_traces.
1021 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
1022 the backward compatibility flag section.
1024 2010-02-09 Richard Guenther <rguenther@suse.de>
1026 PR tree-optimization/43008
1027 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
1028 make HEAP variables initialized from global memory if they
1029 are not known builtin functions.
1030 (find_func_aliases): Adjust.
1032 2010-02-09 Richard Guenther <rguenther@suse.de>
1034 PR tree-optimization/43000
1035 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
1036 arithmetic manually.
1038 2010-02-08 Jakub Jelinek <jakub@redhat.com>
1040 PR tree-optimization/42931
1041 * tree-loop-linear.c (try_interchange_loops): Don't call
1042 double_int_mul if estimated_loop_iterations failed.
1044 2010-02-08 Martin Jambor <mjambor@suse.cz>
1047 * tree-sra.c (build_accesses_from_assign): Do not mark in
1048 should_scalarize_away_bitmap if stmt has volatile ops.
1049 (sra_modify_assign): Do not process assigns piecemeal if if stmt
1052 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
1054 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
1056 2010-02-07 Adam Nemet <adambnmet@gmail.com>
1058 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
1061 2010-02-07 Andrew Pinski <pinskia@gmail.com>
1064 * df-core.c (df_finish_pass): Change type of saved_flags to int.
1066 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1069 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
1070 to unknown_dependence.
1071 (graphite_legal_transform_dr): Handle the unknown_dependence.
1072 (graphite_carried_dependence_level_k): Same.
1074 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1076 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
1078 2010-02-07 Richard Guenther <rguenther@suse.de>
1081 * expr.c (get_inner_reference): Always initialize *pbitsize.
1083 2010-02-07 Richard Guenther <rguenther@suse.de>
1086 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
1087 new ARRAY_REFs on variable size element or minimal index arrays.
1089 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
1090 gimple_fold_indirect_ref.
1092 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
1095 * arm.c (arm_override_options): Just return if the user has specified
1096 an invalid fpu name.
1098 2010-02-03 Jason Merrill <jason@redhat.com>
1101 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
1102 i386_pe_maybe_record_exported_symbol.
1104 2010-02-05 Steve Ellcey <sje@cup.hp.com>
1107 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1108 (pa_delegitimize_address): New function.
1110 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
1112 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
1113 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
1115 2010-02-05 Richard Guenther <rguenther@suse.de>
1118 * lto-streamer-in.c (get_resolution): Deal with references
1119 to undefined functions.
1121 2010-02-05 Richard Guenther <rguenther@suse.de>
1123 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
1124 (fold_const_aggregate_ref): Likewise.
1125 (ccp_fold_stmt): Substitute loads.
1126 (maybe_fold_reference): Verify types before substituting.
1128 (fold_gimple_assign): Unshare properly.
1129 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
1131 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
1133 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
1134 for rs6000_gen_cell_microcode.
1136 2010-02-04 Richard Guenther <rguenther@suse.de>
1138 PR rtl-optimization/42952
1139 * dse.c (const_or_frame_p): Remove MEM handling.
1141 2010-02-04 Nick Clifton <nickc@redhat.com>
1143 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
1144 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
1145 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
1146 (mn10300_asm_output_mi_thunk): New function.
1147 (mn10300_can_output_mu_thunk): New function.
1148 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
1149 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
1150 (FUNCTION_ARG): Delete incorrect comment.
1152 2010-02-03 Jason Merrill <jason@redhat.com>
1155 * fold-const.c (operand_equal_p): Handle erroneous types.
1157 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1159 * config/h8300/h8300.md (can_delay): Fix attibute condition.
1161 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
1163 PR rtl-optimization/42941
1164 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
1167 2010-02-03 Jason Merrill <jason@redhat.com>
1170 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
1172 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
1175 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
1176 (cselib_reset_table): Renamed from...
1177 (cselib_reset_table_with_next_value): ... this.
1178 (cselib_get_next_uid): Renamed from...
1179 (cselib_get_next_unknown_value): ... this.
1180 * cselib.c (next_uid): Renamed from...
1181 (next_unknown_value): ... this.
1182 (cselib_clear_table): Adjust.
1183 (cselib_reset_table): Adjust. Renamed from...
1184 (cselib_reset_table_with_next_value): ... this.
1185 (cselib_get_next_uid): Adjust. Renamed from...
1186 (cselib_get_next_unknown_value): ... this.
1187 (get_value_hash): Use hash.
1188 (cselib_hash_rtx): Likewise.
1189 (new_cselib_val): Adjust. Set and dump uid.
1190 (cselib_lookup_mem): Pass next_uid as hash.
1191 (cselib_subst_to_values): Likewise.
1192 (cselib_log_lookup): Dump uid.
1193 (cselib_lookup): Pass next_uid as hash. Adjust.
1194 (cselib_process_insn): Adjust.
1195 (cselib_init): Initialize next_uid.
1196 (cselib_finish): Adjust.
1197 (dump_cselib_table): Likewise.
1198 * dse.c (canon_address): Dump value uid.
1199 * print-rtl.c (print_rtx): Print value uid.
1200 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
1202 (dv_uid): New function, sort of renamed from...
1203 (dv_htab_hash): ... this, reimplemented in terms of it and...
1204 (dv_uid2hash): ... this. New.
1205 (variable_htab_eq): Drop excess assertions.
1206 (tie_break_pointers): Removed.
1207 (canon_value_cmp): Compare uids.
1208 (variable_post_merge_New_vals): Print uids.
1209 (vt_add_function_parameters): Adjust.
1210 (vt_initialize): Reset table. Adjust.
1212 2010-02-03 Richard Guenther <rguenther@suse.de>
1214 PR tree-optimization/42944
1215 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
1216 (call_may_clobber_ref_p_1): Likewise. Properly handle
1217 malloc and calloc clobbering errno.
1219 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
1221 * doc/invoke.texi: Fix name of sched1 dump.
1223 * opts.c (decode_options): Set flag_tree_switch_conversion
1224 only conditionally on optimize >= 2.
1226 * gcse.c: Assorted comment fixes in pass description.
1228 2010-02-03 Anthony Green <green@moxielogic.com>
1230 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
1231 nop padding in order to maintain alignment of storage location of
1232 target function address.
1233 (moxie_trampoline_init): Store target function address at newly
1235 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
1237 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
1239 2010-02-03 Richard Guenther <rguenther@suse.de>
1242 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
1244 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1246 * config.gcc: Reenable check for obsolete targets.
1247 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
1248 mips-sgi-irix6.[0-4]*.
1250 2010-02-02 Nick Clifton <nickc@redhat.com>
1252 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
1253 constant size of 4 as being the same as 0.
1254 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
1255 can take values in the range 0..4.
1257 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
1260 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
1261 as _darwin10_Unwind_FindEnclosingFunction().
1262 * libgcc-libsystem.ver: New.
1264 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
1267 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
1268 implicitly set registers.
1270 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
1272 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
1273 (arm_override_options): Allow automatic selection of the thread
1274 pointer register if thumb2.
1275 (legitimize_pic_address): Improve code sequences for Thumb2.
1276 (arm_call_tls_get_addr): Likewise.
1277 (legitimize_tls_address): Likewise.
1278 * arm.md (pic_load_addr_arm): Delete. Replace with ...
1279 (pic_load_addr_32bit): ... this. New named pattern.
1280 * thumb2.md (pic_load_addr_thumb2): Delete.
1281 (pic_load_dot_plus_four): Delete.
1282 (tls_load_dot_plus_four): New named pattern.
1284 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1287 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
1288 Document fix for TLS bug.
1290 2010-01-31 Richard Guenther <rguenther@suse.de>
1292 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
1293 conservatively correct.
1295 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1299 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1301 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
1303 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1305 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
1307 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
1309 * config.gcc: Adjust order of makefile fragments for mingw targets.
1311 2010-01-31 Richard Guenther <rguenther@suse.de>
1314 * gimplify.c (gimplify_init_constructor): For volatile LHS
1315 initialize a temporary.
1317 2010-01-31 Matthias Klose <doko@ubuntu.com>
1319 * configure.ac: Fix __stack_chk_fail check for cross builds configured
1321 * configure: Regenerate.
1323 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
1325 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1326 the same alias set and their sizes different constantness.
1327 (aliasing_component_refs_p): Revert 2009-10-24 change.
1329 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1331 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
1334 2010-01-29 Richard Guenther <rguenther@suse.de>
1336 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
1337 Assert we successfully updated the call.
1339 2010-01-29 Jakub Jelinek <jakub@redhat.com>
1341 PR rtl-optimization/42889
1342 * df.h (df_set_bb_dirty_nonlr): New prototype.
1343 * df-core.c (df_set_bb_dirty_nonlr): New function.
1344 * df-scan.c (df_insn_rescan): Call it instead of
1345 df_set_bb_dirty for DEBUG_INSNs.
1347 2010-01-29 Richard Guenther <rguenther@suse.de>
1350 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
1351 quadratic behavior in most cases.
1353 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
1356 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
1357 in the call to gen_x86_movsicc_0_m1.
1359 2010-01-28 Richard Guenther <rguenther@suse.de>
1361 PR tree-optimization/42871
1362 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
1364 2010-01-28 Richard Guenther <rguenther@suse.de>
1366 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
1367 into call arguments.
1369 2010-01-28 Richard Guenther <rguenther@suse.de>
1372 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
1373 the forwarder if the destination is an EH landing pad.
1375 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
1377 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
1378 block list passed to gimple_duplicate_sese_tail.
1379 (parallelize_loops): Avoid parallelization when the function
1381 Avoid parallelization when the preheader is IRREDUCIBLE.
1382 Try to optimize when estimated_loop_iterations_int is unresolved.
1383 Add the loop's location to the dump file.
1384 * tree-cfg.c (add_phi_args_after_redirect): Remove.
1385 (gimple_duplicate_sese_tail): Remove the check for the latch.
1386 Redirect nexits to the exit block.
1387 Remove handling of the incoming edges to the latch.
1388 Redirect the backedge from the copied latch to the exit bb.
1390 2010-01-28 Michael Matz <matz@suse.de>
1393 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
1394 Wrap force_reg into a sequence, emit it before user.
1396 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
1398 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
1400 (arm_legacy_rev): Likewise.
1401 (thumb_legacy_rev): Likewise.
1403 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1405 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
1406 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
1407 on MEM's address failed, try avoid_constant_pool_reference and
1408 recurse if it returned something different.
1409 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
1410 address, try avoid_constant_pool_reference and recurse if it
1411 returned something different.
1412 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
1413 address and avoid_constant_pool_reference returned something
1414 different, don't set have_address.
1416 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
1419 * var-tracking.c (val_store): Add modified argument, obey it.
1421 (count_uses): Move down logging of main.
1422 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
1423 don't need resolution.
1424 (emit_notes_in_bb): Likewise.
1426 2010-01-27 Richard Guenther <rguenther@suse.de>
1429 * tree-inline.c (remap_decl): Delay remapping of SSA name
1430 default definitions until we need them.
1432 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1434 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1435 (rs6000_delegitimize_address): New function.
1437 * config/s390/s390.c (s390_delegitimize_address): Call
1438 delegitimize_mem_from_attrs.
1441 * tree-inline.c (cannot_copy_type_1): Removed.
1442 (copy_forbidden): Don't forbid copying of functions containing
1443 records/unions with variable length fields.
1445 2010-01-27 Christian Bruel <christian.bruel@st.com>
1449 * config/sh/sh.c (find_barrier): Increase length for non delayed
1450 conditional branches.
1452 2010-01-27 Matthias Klose <doko@ubuntu.com>
1454 * configure.ac (gnu-unique-object): Fix ldd version check.
1455 * configure: Regenerate.
1457 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1459 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
1461 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
1462 Test for HAVE_GNU_AS value.
1464 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1466 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
1467 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
1468 INT64_TYPE): Define.
1469 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1470 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1471 INT_LEAST64_TYPE): Define.
1472 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1473 UINT_LEAST64_TYPE): Define.
1474 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
1475 INT_FAST64_TYPE): Define.
1476 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1477 UINT_FAST64_TYPE): Define.
1478 (INTMAX_TYPE, UINTMAX_TYPE): Define.
1479 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1480 (SIG_ATOMIC_TYPE): Define.
1482 2010-01-26 Richard Guenther <rguenther@suse.de>
1484 * df-scan.c (df_scan_set_bb_info): Remove assert.
1485 (df_insn_rescan_debug_internal): Merge asserts.
1486 (df_install_ref): Likewise.
1487 (df_mark_reg): Use bitmap_set_range.
1488 (df_hard_reg_used_p): Remove assert.
1489 (df_hard_reg_used_count): Likewise.
1491 2010-01-26 Richard Guenther <rguenther@suse.de>
1493 PR rtl-optimization/42685
1494 * web.c (web_main): Ignore DEBUG_INSNs.
1496 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
1498 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
1500 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
1501 Fix types of fndecl and arglist parameters.
1503 2010-01-26 Richard Guenther <rguenther@suse.de>
1506 * tree-eh.c (unsplit_eh): Skip debug insns.
1508 2010-01-26 Richard Guenther <rguenther@suse.de>
1510 PR tree-optimization/42250
1511 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
1513 2010-01-26 Jakub Jelinek <jakub@redhat.com>
1516 * omp-low.c (expand_omp_sections): Only use single_pred if
1517 l2_bb is single_pred_p.
1519 2010-01-25 Christian Bruel <christian.bruel@st.com>
1522 * config/sh/sh.c (find_barrier): Increase length for non delayed
1523 conditional branches.
1524 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
1526 2010-01-24 David S. Miller <davem@davemloft.net>
1528 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
1529 define if not using GAS.
1530 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1531 Likewise. Delete SECTION_MERGE code, which is only applicable
1534 2010-01-24 Mark Mitchell <mark@codesourcery.com>
1537 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
1538 mangling of va_list in system headers.
1540 2010-01-23 Toon Moene <toon@moene.org>
1542 * tree-predcom.c (combine_chains): Return NULL, not false.
1544 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
1546 * tree-loop-distribution.c (distribute_loop): Fix declaration and
1547 initialization of variable res to agree with return type.
1549 2010-01-22 Steve Ellcey <sje@cup.hp.com>
1551 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
1552 * tree-sra.c: Add include of expr.h.
1554 2010-01-22 Jakub Jelinek <jakub@redhat.com>
1556 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
1557 insert the debug stmt on the single non-EH edge from the stmt.
1559 2010-01-22 Richard Henderson <rth@redhat.com>
1562 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
1563 the RHS until after generate_subtree_copies has insertted its
1564 code before the current statement.
1566 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
1568 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
1570 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
1572 2010-01-21 Martin Jambor <mjambor@suse.cz>
1574 PR tree-optimization/42585
1575 * tree-sra.c (struct access): New field grp_total_scalarization.
1576 (dump_access): Dump the new field.
1577 (should_scalarize_away_bitmap): New variable.
1578 (cannot_scalarize_away_bitmap): Likewise.
1579 (sra_initialize): Allocate new bitmaps.
1580 (sra_deinitialize): Free new bitmaps.
1581 (create_access_1): New function.
1582 (create_access): Parts moved to create_access_1.
1583 (type_consists_of_records_p): New function.
1584 (completely_scalarize_record): Likewise.
1585 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
1586 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
1587 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
1589 (analyze_all_variable_accesses): Completely scalarize small eligible
1592 2010-01-21 Martin Jambor <mjambor@suse.cz>
1594 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
1596 2010-01-21 Andrew Haley <aph@redhat.com>
1598 * gcc.c (process_command): Move lang_specific_driver before
1599 setting cc_libexec_prefix.
1601 2010-01-21 Richard Guenther <rguenther@suse.de>
1604 * fold-const.c (negate_expr_p): Pretend only negative
1605 real constants are easily negatable.
1607 2010-01-20 Janis Johnson <janis187@us.ibm.com>
1608 Jason Merrill <jason@redhat.com>
1610 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
1611 (TYPE_TRANSPARENT_AGGR): this, for union and record.
1612 * calls.c (initialize argument_information): Handle it.
1613 * c-common.c (handle_transparent_union_attribute): Use new name.
1614 * c-decl.c (finish_struct): Ditto.
1615 * c-typeck.c (type_lists_compatible_p): Ditto.
1616 (convert_for_assignment): Use new name and also handle record.
1617 * function.c (aggregate_value_p): Handle it.
1618 (pass_by_reference): Ditto.
1619 (assign_parm_data_types): Ditto.
1620 * print-tree.c (print_node): Ditto.
1621 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
1622 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
1623 * tree.c (first_field): New fn.
1625 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1628 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
1629 even when linking statically, for now.
1631 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1634 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
1635 without a cselib val.
1636 (count_uses): Accept MO_VAL_SET with no val on stores.
1637 (add_stores): Likewise.
1639 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1641 * var-tracking.c (check_value_val): Add a compile time assertion.
1642 (dv_is_decl_p): Simplify.
1643 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
1644 gcc_assert if ENABLE_CHECKING.
1646 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1649 * var-tracking.c: Include tree-flow.h.
1650 (mem_dies_at_call): New.
1651 (dataflow_set_preserve_mem_locs): Use it.
1652 (dataflow_set_remove_mem_locs): Likewise.
1653 (dump_var): Renamed from dump_variable. Adjust all callers.
1654 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
1655 * Makefile.in (var-tracking.o): Adjust deps.
1657 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
1659 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
1661 2010-01-20 Richard Guenther <rguenther@suse.de>
1663 PR tree-optimization/42717
1664 * tree-ssa-dce.c (get_live_post_dom): Remove.
1665 (forward_edge_to_pdom): Take an arbitrary edge to copy
1666 degenerate PHI args from.
1667 (remove_dead_stmt): Use the first post-dominator even if it
1668 does not contain live statements as redirection destination.
1670 2010-01-20 Richard Guenther <rguenther@suse.de>
1672 * tree-inline.c (estimate_num_insns): Handle EH builtins.
1674 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1676 * sel-sched.c (create_speculation_check): Remove set but not used
1678 (try_transformation_cache): Remove set but not used variable ds.
1679 (calculate_privileged_insns): Remove set but not used variables
1680 cur_insn and min_spec_insn.
1681 (find_best_expr): Remove set but not used variable avail_n.
1682 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
1684 * cgraphunit.c (assemble_thunk): Remove set but not used variable
1686 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
1687 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
1690 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
1693 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
1694 cpu types. Add support for *-sse3 cpu types.
1695 (x86_64-*-*): Ditto.
1697 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1700 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
1701 argument, call initializer_constant_valid_p_1 instead of
1702 initializer_constant_valid_p, pass CACHE to it, return NULL
1703 immediately if first call returns NULL.
1704 (initializer_constant_valid_p_1): New function.
1705 (initializer_constant_valid_p): Use it.
1707 2010-01-20 Thomas Quinot <quinot@adacore.com>
1709 * tree.def (PLACEHOLDER_EXPR): Fix comment.
1711 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1713 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
1714 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
1715 (loc_list_from_tree): Don't handle unsigned division. Handle
1716 signed modulo using DW_OP_{over,over,div,mul,minus}.
1717 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
1718 modulo instead of signed.
1720 2010-01-20 DJ Delorie <dj@redhat.com>
1722 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
1724 (h8300_emit_stack_adjustment): Propogate it.
1726 (h8300_expand_prologue): Likewise.
1727 (h8300_expand_epilogue): Likewise.
1729 2010-01-19 Michael Matz <matz@suse.de>
1731 PR tree-optimization/41783
1732 * tree-data-ref.c (toplevel): Include flags.h.
1733 (dump_data_dependence_relation): Also dump the inputs if the
1734 result will be unknown.
1735 (split_constant_offset_1): Look through some conversions.
1736 * tree-predcom.c (determine_roots_comp): Restart a new chain if
1737 the offset from last element is too large.
1738 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
1739 (reassociate_to_the_same_stmt): Handle vector registers.
1740 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
1742 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
1743 wide_prolog_niters argument, emit widening instructions.
1744 (vect_do_peeling_for_alignment): Adjust caller, use widened
1745 variant of the iteration cound.
1746 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
1748 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1751 * config/arm/neon-testgen.m (emit_automatics): New parameter
1752 features. Adjust for Fixed_return_reg feature.
1753 (test_intrinsic): Call emit_automatics with new feature.
1754 * config/arm/neon.ml: Update copyright years.
1755 (features): New Fixed_return_reg feature.
1756 (ops): Update feature for Vget_low.
1758 2010-01-19 Jakub Jelinek <jakub@redhat.com>
1760 PR tree-optimization/42719
1761 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
1765 * fwprop.c (all_uses_available_at): Return false if def_set dest
1766 is a REG that is used in def_insn.
1768 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
1770 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
1772 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
1775 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
1777 * target.h (struct gcc_target) <secondary_reload>: Change type
1778 of last argument to secondary_reload_info *.
1780 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
1783 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
1784 memory references with unaligned offsets. Remove CQImode handling.
1785 (unaligned_memory_operand): Return 1 for memory references with
1786 unaligned offsets. Remove CQImode handling.
1788 2010-01-18 Richard Guenther <rguenther@suse.de>
1791 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
1794 2010-01-18 Richard Guenther <rguenther@suse.de>
1796 PR tree-optimization/42781
1797 * tree-ssa-structalias.c (find_what_var_points_to): Skip
1798 restrict processing only if the original variable was artificial.
1800 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
1802 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
1803 find number of popped argument bytes.
1805 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
1806 Fix the text that describes the return value for invalid insns.
1808 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
1810 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
1811 Clarify what 'cost of the -dependence' is. Fix quoting.
1813 * toplev.c (default_get_pch_validity): Rename argument to "sz".
1814 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
1816 2010-01-17 Jakub Jelinek <jakub@redhat.com>
1818 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1819 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
1821 2010-01-17 Richard Guenther <rguenther@suse.de>
1824 * function.c (split_complex_args): Take a VEC to modify.
1825 (assign_parms_augmented_arg_list): Build a VEC instead of
1826 a chain of PARM_DECLs.
1827 (assign_parms_unsplit_complex): Take a VEC of arguments.
1828 Do not fixup unmodified parms.
1829 (assign_parms): Deal with the VEC.
1830 (gimplify_parameters): Likewise.
1832 2010-01-17 Richard Guenther <rguenther@suse.de>
1834 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
1835 node existence check.
1836 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
1837 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
1838 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
1839 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
1840 (gimple_execute_on_growing_pred): Likewise.
1842 2010-01-17 Richard Guenther <rguenther@suse.de>
1844 PR tree-optimization/42773
1845 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
1846 (compute_antic_aux): Likewise.
1847 (compute_partial_antic_aux): Likewise.
1849 2010-01-17 Jie Zhang <jie.zhang@analog.com>
1852 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
1855 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
1857 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
1860 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
1861 Fix markup for strict argument.
1863 (TARGET_SCHED_REORDER2): Fix argument types.
1865 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
1866 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
1868 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
1869 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
1871 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
1874 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
1875 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
1876 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
1877 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
1878 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
1880 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
1882 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
1884 (TARGET_ASM_RELOC_RW_MASK): Add return type.
1885 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
1887 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
1889 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
1892 (TARGET_ASM_NAMED_SECTION): Fix argument list.
1894 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
1895 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
1897 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
1899 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
1901 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
1902 referring to it. Fix language.
1904 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
1906 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
1908 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
1910 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
1912 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
1913 '@var{stream}. Remove stray 'and'.
1915 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
1917 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
1919 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
1921 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
1922 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
1924 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
1925 Fix description of return value.
1926 Rename argument "sz" to "len."
1928 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
1929 Clarify meaning of 'true' return value.
1931 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
1933 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
1934 rep_mode versus mode_rep.
1936 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
1938 (TARGET_BUILTIN_DECL): Fix name.
1940 (TARGET_COMMUTATIVE_P): Fix type of first argument.
1942 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
1944 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
1946 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
1948 (TARGET_RELAXED_ORDERING): Use @deftypevr.
1950 (TARGET_GET_DRAP_RTX): Note that this is a hook.
1953 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
1954 Rename argument tm_fn to md_fn.
1956 (TARGET_OPTION_PRINT): Fix argument list.
1958 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
1961 * config/i386/i386.c (ix86_fixup_binary_operands):
1962 Revert FMA4 fixup of operands.
1964 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1967 * Makefile.in (write_entries_to_file, install-plugin):
1968 Use \012 instead of \n with tr.
1970 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
1972 * configure.ac (HAVE_AS_REF): New C macro.
1973 * configure: Regenerate.
1974 * config.in: Likewise.
1975 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
1977 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
1980 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
1982 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
1984 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
1986 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
1988 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
1990 (TARGET_IN_SMALL_DATA_P): Fix argument type.
1992 (TARGET_BINDS_LOCAL_P): Fix argument type.
1994 (TARGET_ASM_FILE_END): Use prototype.
1996 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
1998 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
2000 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
2002 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
2004 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
2005 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
2007 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
2008 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
2010 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
2011 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2012 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
2013 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2015 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
2017 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
2019 (TARGET_INIT_BUILTINS): Use prototype.
2021 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2022 Put 'const char *' in braces. Fix parameter types.
2023 (TARGET_INVALID_CONVERSION): Fix parameter types.
2024 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
2025 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
2027 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
2030 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
2032 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
2034 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
2036 * doc/tm.texi (TARGET_HELP): Fix return type.
2038 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
2039 in braces. Fix argument types.
2041 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
2043 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
2045 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
2047 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
2048 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
2050 (TARGET_MANGLE_TYPE): Fix argument types.
2052 (TARGET_IRA_COVER_CLASSES): Use prototype.
2054 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
2056 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
2058 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
2060 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
2062 (TARGET_CALLEE_COPIES): Fix argument types.
2064 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
2066 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
2068 (TARGET_FUNCTION_VALUE): Fix argument types.
2070 (TARGET_RETURN_IN_MSB): Fix argument type.
2072 (TARGET_RETURN_IN_MEMORY): Fix argument types.
2074 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
2076 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
2078 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
2079 agree with return type.
2081 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
2083 2010-01-15 Jing Yu <jingyu@google.com>
2085 PR rtl-optimization/42691
2086 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
2087 a pseudo to a constant and are merged, and adjust comments.
2089 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
2091 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
2093 2010-01-15 Richard Guenther <rguenther@suse.de>
2096 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
2097 labels of computed or non-local gotos to the destination.
2098 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
2099 landing pad label is the first label.
2101 2010-01-15 Richard Guenther <rguenther@suse.de>
2103 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
2105 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2108 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
2109 to allow generation of the xssqrtdp instruction on power7.
2110 (sqrtdf2_fpr): Ditto.
2112 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2115 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
2116 functions with noreturn attribute.
2119 * varasm.c (declare_weak): Add weak attribute to decl if it
2120 doesn't have one already.
2121 (assemble_external): Only add decls to weak_decls if they also
2122 have weak attribute.
2124 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
2126 * var-tracking.c (var_reg_delete): Don't delete the association
2127 between REGs and values or one-part variables if the register
2130 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2133 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
2134 because its first operand is a non-localized variable.
2136 2010-01-14 Martin Jambor <mjambor@suse.cz>
2138 PR tree-optimization/42706
2139 * tree-sra.c (encountered_recursive_call): New variable.
2140 (encountered_unchangable_recursive_call): Likewise.
2141 (sra_initialize): Initialize both new variables.
2142 (callsite_has_enough_arguments_p): New function.
2143 (scan_function): Call decl and flags check only for IPA-SRA, check
2144 whether there is a recursive call and whether it has enough arguments.
2145 (all_callers_have_enough_arguments_p): New function.
2146 (convert_callers): Look for recursive calls only when
2147 encountered_recursive_call is set.
2148 (ipa_early_sra): Bail out either if
2149 !all_callers_have_enough_arguments_p or
2150 encountered_unchangable_recursive_call.
2152 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2154 * sel-sched.c: Add 2010 to copyright years.
2155 * sel-sched-ir.c: Likewise.
2156 * sel-sched-ir.h: Likewise.
2158 2010-01-14 Martin Jambor <mjambor@suse.cz>
2160 PR tree-optimization/42714
2161 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
2162 constructors specially.
2164 2010-01-14 Andi Kleen <ak@linux.intel.com>
2166 * config/i386/drivers-i386.c (detect_caches_intel):
2167 Add l2sizekb parameter and fill in.
2168 (host_detect_local_cpu): Add l2sizekb, fill in.
2169 Add Atom small cache heuristic.
2171 2010-01-14 Andi Kleen <ak@linux.intel.com>
2173 * config/i386/drivers-i386.c (detect_caches_cpuid4):
2174 Add level3 parameter and fill in.
2175 (detect_caches_intel): Handle level3 cache.
2177 2010-01-14 Andi Kleen <ak@linux.intel.com>
2179 * config/i386/drivers-i386.c (host_detect_local_cpu):
2180 Fix core duo detection.
2182 2010-01-14 Andi Kleen <ak@linux.intel.com>
2184 * config/i386/drivers-i386.c (host_detect_local_cpu):
2187 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2189 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
2190 (rs6000_variable_issue_1): this. Use...
2191 (rs6000_variable_issue): here. Reimplement. Print debug info.
2193 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2195 * sel-sched-ir.c (sel_restore_other_notes): Rename to
2196 sel_restore_notes. Update all callers. Call reemit_notes
2199 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2201 PR rtl-optimization/42246
2202 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
2205 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2207 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
2208 all successors is the same as number of successors in current region.
2210 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2212 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
2213 to rename is not separable. Otherwise check that its LHS is not NULL.
2215 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2217 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
2219 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2221 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
2222 available registers when failed to discover LHS register class.
2223 Fix indentation. Update comment.
2225 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2226 Alexander Monakov <amonakov@ispras.ru>
2228 PR rtl-optimization/42389
2229 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
2231 (advance_state_on_fence): Likewise.
2232 (sel_target_adjust_priority): Print debug output only when
2233 sched_verbose >= 4, not 2.
2234 (get_expr_cost): Do not issue all unique insns on the next cycle.
2235 (fill_insns): Initialize can_issue_more from the value saved
2237 * sel-sched-ir.c (flist_add): New parameter issue_more.
2238 Init FENCE_ISSUE_MORE with it.
2239 (merge_fences): Likewise.
2240 (init_fences): Update call to flist_add.
2241 (add_to_fences, add_clean_fence_to_fences)
2242 (add_dirty_fence_to_fences): Likewise.
2243 (move_fence_to_fences): Update call to merge_fences.
2244 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
2246 * sel-sched-ir.h (struct _fence): New field issue_more.
2247 (FENCE_ISSUE_MORE): New accessor macro.
2249 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2251 PR rtl-optimization/42388
2252 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
2253 that have no predecessors nor successors. Do not call move_bb_info
2254 for empty blocks outside of current region.
2256 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2258 PR rtl-optimization/42294
2259 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
2260 * sel-sched.c (move_exprs_to_boundary): Transitively add all
2261 originators' originators.
2263 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2265 PR rtl-optimization/39453
2266 PR rtl-optimization/42246
2267 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
2269 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
2271 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2272 Alexander Monakov <amonakov@ispras.ru>
2275 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
2276 (maybe_tidy_empty_bb): ... here. Make static. Add new
2277 argument. Update all callers.
2278 (tidy_control_flow): ... and here. Recompute topological order
2279 of basic blocks in region if necessary.
2280 (sel_redirect_edge_and_branch): Change return type. Return true
2281 if topological order might have been invalidated.
2282 (purge_empty_blocks): Export and move from...
2283 * sel-sched.c (purge_empty_blocks): ... here.
2284 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
2285 (maybe_tidy_empty_bb): Delete prototype.
2286 (purge_empty_blocks): Declare.
2288 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2290 PR rtl-optimization/42249
2291 * sel-sched.c (try_replace_dest_reg): When chosen register
2292 and original register is the same, do not bail out early, but
2293 still check all original insns for validity of replacing destination
2294 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
2297 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2300 Port from no-undefined-overflow branch:
2301 2009-03-09 Richard Guenther <rguenther@suse.de>
2303 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
2305 2010-01-14 Richard Guenther <rguenther@suse.de>
2308 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
2310 2010-01-14 Ira Rosen <irar@il.ibm.com>
2312 PR tree-optimization/42709
2313 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
2314 as scalar type in creation of constant vector operand.
2316 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2319 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
2320 (check-parallel-%): Match `testsuite' directory component only
2323 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
2325 PR translation/39521
2326 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
2329 2010-01-13 Richard Guenther <rguenther@suse.de>
2331 PR tree-optimization/42730
2332 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
2335 2010-01-13 Steve Ellcey <sje@cup.hp.com>
2338 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
2339 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
2342 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
2344 * config/bfin/libgcc-bfin.ver: Regenerate based on current
2345 libgcc-std.ver. Add entries for ___smulsi3_highpart and
2346 ___umulsi3_highpart.
2348 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
2349 rather than schedule_insns if the pass is enabled.
2351 2010-01-13 Martin Jambor <mjambor@suse.cz>
2353 PR tree-optimization/42704
2354 * tree-sra.c (sra_modify_assign): Do not delete assignments to
2357 2010-01-13 Martin Jambor <mjambor@suse.cz>
2359 PR tree-optimization/42703
2360 * tree-sra.c (analyze_access_subtree): Check that we can build a
2361 reference to the original data within the aggregate.
2363 2010-01-13 Richard Guenther <rguenther@suse.de>
2365 PR tree-optimization/42705
2366 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
2368 2010-01-13 Richard Guenther <rguenther@suse.de>
2371 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
2373 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2376 * var-tracking.c (values_to_unmark): New variable.
2377 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2378 values_to_unmark vector. Moved body to...
2379 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2380 instead queue it into values_to_unmark vector.
2381 (vt_find_locations): Free values_to_unmark vector.
2383 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
2385 * config/s390/s390.c (override_options): Set
2386 default of max-pending-list-length to 256
2388 2010-01-13 Richard Guenther <rguenther@suse.de>
2391 * tree-pass.h (PROP_gimple_lcx): New.
2392 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
2393 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
2394 before the final cleanup_eh.
2395 (dump_properties): Dump PROP_gimple_lcx.
2396 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
2397 (tree_lower_complex_O0): Remove.
2398 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
2399 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
2400 tree_lower_complex, schedule TODO_update_ssa.
2401 * lto-streamer-out.c (output_function): Stream the functions
2403 * lto-streamer-in.c (input_function): Likewise.
2404 (lto_read_body): Do not override them here.
2406 2010-01-12 Joseph Myers <joseph@codesourcery.com>
2409 * c-typeck.c (build_c_cast): Fold value cast to union type before
2410 wrapping it in a CONSTRUCTOR.
2412 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2414 PR rtl-optimization/42699
2415 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
2418 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2420 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2421 SUBTARGET_WARN_UNUSED_SPEC): Move ...
2422 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2423 SUBTARGET_WARN_UNUSED_SPEC): ... here
2424 * config/mips/iris5.h (LIBGCC_SPEC): Define.
2426 2010-01-12 Julian Brown <julian@codesourcery.com>
2428 * config/arm/neon-schedgen.ml (Utils): Don't try to
2429 open missing module.
2430 (find_with_result): New.
2432 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2435 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
2436 sharing when canonicalizing ({lt,ge}u (plus a b) b).
2438 PR tree-optimization/42645
2439 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
2440 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
2441 decl_map, set processing_debug_stmt to -1 and return name without
2444 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
2446 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
2447 binutils version, and reword target configuration description.
2449 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2451 * config/avr/avr.h (LINKER_NAME): Remove.
2453 2010-01-11 Janis Johnson <janis187@us.ibm.com>
2456 * config/rs6000/rs6000.c (rs6000_override_options): On targets
2457 that support VSX, warn for -mno-altivec if vsx is not disabled,
2460 2010-01-11 Joseph Myers <joseph@codesourcery.com>
2461 Shujing Zhao <pearly.zhao@oracle.com>
2463 PR translation/42469
2464 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
2465 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
2466 character between option name and help text.
2467 * c.opt (imultilib): Likewise.
2469 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
2471 * lto-streamer-out.c (output_unreferenced_globals): Output static
2474 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
2476 PR rtl-optimization/42621
2477 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
2478 optimizing for size.
2479 (duplicate_computed_gotos): Remove now-redundant check.
2481 2010-01-10 Steve Ellcey <sje@cup.hp.com>
2484 * configure.ac: Save and restore LDFLAGS and LIBS
2485 * configure: Regenerate.
2487 2010-01-10 Richard Guenther <rguenther@suse.de>
2490 * builtins.c (fold_builtin_strlen): Add type argument and
2491 convert the resulting length to it.
2492 (fold_builtin_1): Adjust.
2494 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2496 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
2497 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
2499 (num_insns_constant_wide): Adjust for that change.
2501 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2504 * web.c (union_defs): Add used argument, to combine uses of
2506 (entry_register): Adjust type and tests of used argument.
2507 (web_main): Widen used for new use. Pass it to union_defs.
2508 * df.h (union_defs): Adjust prototype.
2510 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2513 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
2514 uses in new incoming argument. Free body.
2515 (reset_debug_uses_in_loop): New.
2516 (analyze_insn_to_expand_var): Call the latter if the former found
2517 anything. Fix whitespace. Reject invalid dest overlaps before
2518 going through all insns in the loop.
2520 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2523 * haifa-sched.c (dying_use_p): Debug insns don't count.
2525 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2528 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
2529 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
2530 (verify_gimple_call): Reject LHS in noreturn calls.
2532 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2536 * tree-vect-loop-manip.c (adjust_info): New type.
2537 (adjust_vec): New pointer to vector.
2538 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
2539 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
2540 (slpeel_update_phis_for_duplicate_loop): Use them.
2541 (slpeel_update_phi_nodes_for_guard1): Likewise.
2542 (slpeel_update_phi_nodes_for_guard2): Likewise.
2543 (slpeel_tree_peel_loop_to_edge): Likewise.
2544 (vect_update_ivs_after_vectorizer): Likewise.
2546 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2548 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
2549 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2551 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2553 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
2554 bogus uninitialized warning.
2556 2010-01-09 Richard Guenther <rguenther@suse.de>
2559 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
2560 the evolution is compatible with the initial condition.
2562 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2564 * gcc.c (process_command): Update copyright notice dates.
2565 * gcov.c (print_version): Likewise.
2566 * gcov-dump.c (print_version): Likewise.
2567 * mips-tfile.c (main): Likewise.
2568 * mips-tdump.c (main): Likewise.
2570 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2573 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
2575 (rotlhi3_8): Delete.
2577 (rotlsi3_8): Delete.
2578 (rotlsi3_16): Delete.
2579 (rotlsi3_24): Delete.
2581 (*rotw<mode>3): New.
2582 (*rotb<mode>3): New.
2583 * config/avr/avr.c (avr_rotate_bytes): New function.
2584 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
2586 2010-01-08 Steve Ellcey <sje@cup.hp.com>
2589 * configure.ac: Modify -rdynamic check.
2590 * configure: Regenerate.
2592 2010-01-08 DJ Delorie <dj@redhat.com>
2594 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
2595 register popping order.
2597 2010-01-08 Richard Guenther <rguenther@suse.de>
2600 * c.opt (fsigned-char): Also let LTO handle this option.
2601 (funsigned-char): Likewise.
2603 2010-01-07 Richard Guenther <rguenther@suse.de>
2605 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
2606 (gimple_op): Likewise.
2607 (gimple_op_ptr): Likewise.
2608 (gimple_assign_set_lhs): Remove gcc_assert.
2609 (gimple_assign_set_rhs1): Likewise.
2610 (gimple_assign_set_rhs2): Likewise.
2611 (gimple_call_set_lhs): Likewise.
2612 (gimple_call_set_fn): Likewise.
2613 (gimple_call_set_fndecl): Likewise.
2614 (gimple_call_fndecl): Likewise.
2615 (gimple_call_return_type): Likewise.
2616 (gimple_call_set_chain): Likewise.
2617 (gimple_call_num_args): Likewise.
2618 (gimple_call_set_arg): Likewise.
2619 (gimple_cond_set_code): Likewise.
2620 (gimple_cond_set_lhs): Likewise.
2621 (gimple_cond_set_rhs): Likewise.
2622 (gimple_cond_set_true_label): Likewise.
2623 (gimple_cond_set_false_label): Likewise.
2624 (gimple_label_set_label): Likewise.
2625 (gimple_goto_set_dest): Likewise.
2626 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
2627 (gimple_debug_bind_get_value): Likewise.
2628 (gimple_debug_bind_get_value_ptr): Likewise.
2629 (gimple_debug_bind_set_var): Likewise.
2630 (gimple_debug_bind_set_value): Likewise.
2631 (gimple_debug_bind_reset_value): Likewise.
2632 (gimple_debug_bind_has_value_p): Likewise.
2633 (gimple_return_retval_ptr): Remove gcc_assert.
2634 (gimple_return_retval): Likewise.
2635 (gimple_return_set_retval): Likewise.
2636 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
2637 (safe_referenced_var_iterator): Remove.
2638 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
2639 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
2640 (fill_referenced_var_vec): Remove.
2641 (first_readonly_imm_use): Remove redundant gcc_assert.
2642 (phi_arg_index_from_use): Combine gcc_asserts.
2643 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
2644 (first_imm_use_stmt): Remove redundant gcc_assert.
2645 * tree-cfg.c (verify_gimple_call): Verify function and chain
2646 operands. Verify arguments.
2647 (verify_types_in_gimple_stmt): Verify condition code and labels.
2649 2010-01-07 Richard Guenther <rguenther@suse.de>
2651 PR tree-optimization/42641
2652 * sese.c (rename_map_elt_info): Use the SSA name version, do
2655 2010-01-07 Jakub Jelinek <jakub@redhat.com>
2657 PR tree-optimization/42625
2658 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
2659 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2661 2010-01-07 Duncan Sands <baldrick@free.fr>
2663 * Makefile.in (PLUGIN_HEADERS): Add version.h.
2665 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
2668 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
2669 note itself is not function_invariant_p.
2671 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
2673 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
2674 Do not add the DF_NOTE problem.
2675 * store-motion.c (execute_rtl_store_motion): Likewise.
2677 2010-01-07 Martin Jambor <mjambor@suse.cz>
2679 PR tree-optimization/42157
2680 * tree-sra.c (compare_access_positions): Stabilize sort if both
2681 accesses have integer types, return zero immediately if they are the
2684 2010-01-06 Richard Henderson <rth@redhat.com>
2687 * haifa-sched.c (add_to_note_list): Merge into ...
2688 (concat_note_lists): ... here, and ...
2689 (unlink_other_notes, rm_other_notes): Merge into...
2690 (remove_notes): ... here. Create REG_SAVE_NOTEs for
2691 NOTE_INSN_EPILOGUE_BEG.
2693 2010-01-06 Richard Guenther <rguenther@suse.de>
2695 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
2696 not inline regular functions into always-inline functions.
2698 2010-01-06 Nick Clifton <nickc@redhat.com>
2700 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
2701 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
2703 (OVERRIDE_OPTIONS): Delete.
2704 (OPTIMIZATION_OPTIONS): Define.
2705 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
2706 * config/rx/rx.c (rx_handle_option): Issue an error message if
2707 -mcpu=rx200 and -fpu are used together.
2708 (rx_set_optimization_options): New function. Issue an error
2709 message if an optimization attribute attempts to reset the FPU/
2710 math optimization pairing.
2711 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
2712 * config/rx/rx.opt: Set the default to 32-bit doubles.
2713 * config/rx/t-rx: Add multilibs for -nofpu option.
2714 * doc/invoke.texi: Update documentation of RX options.
2716 2010-01-06 Richard Guenther <rguenther@suse.de>
2718 * tree-ssa-pre.c (name_to_id): New global.
2719 (alloc_expression_id): Simplify SSA name handling.
2720 (lookup_expression_id): Likewise.
2721 (init_pre): Zero name_to_id.
2722 (fini_pre): Free it.
2724 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
2726 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
2728 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
2731 * config/i386/sse.md (smaxv2di3): New.
2732 (umaxv2di3): Likewise.
2733 (sminv2di3): Likewise.
2734 (uminv2di3): Likewise.
2736 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
2739 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
2740 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
2741 (legitimize_tls_address): Likewise.
2742 (sparc_tls_referenced_p): Likewise.
2743 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
2744 and adjust calls to legitimize_pic_address.
2745 (legitimate_constant_p) Use sparc_tls_referenced_p.
2746 (legitimate_pic_operand_p): Likewise.
2747 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
2748 (sparc_tls_symbol_ref_1): Delete.
2749 (sparc_tls_referenced_p): Make static, recognize specific patterns.
2750 (legitimize_tls_address): Make static, handle CONST patterns.
2751 (legitimize_pic_address): Make static, remove unused parameter and
2752 adjust recursive calls.
2753 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
2754 and adjust call to legitimize_pic_address.
2755 (sparc_output_mi_thunk): Likewise.
2757 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
2758 H.J. Lu <hongjiu.lu@intel.com>
2761 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
2762 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
2763 operands to make them signed.
2766 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2769 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2770 GTU to GT for V4SI and V2DI.
2772 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2773 (umin<mode>3): Removed.
2775 (uminv4si3): Likewise.
2777 2010-01-05 Martin Jambor <mjambor@suse.cz>
2779 PR tree-optimization/42462
2780 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
2781 current_function_decl to helper functions and macros.
2783 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2786 * flags.h: Don't include real.h.
2787 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
2788 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
2789 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
2790 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
2791 * dominance.c: Update copyright.
2792 * gimple.c (walk_gimple_op): Remove inline.
2793 * tree-ssa-reassoc.c: Include real.h.
2794 * Makefile.in (FLAGS_H): Remove $(REAL_H).
2795 (tree-ssa-reassoc.o): Depend on $(REAL_H).
2797 2010-01-05 Nick Clifton <nickc@redhat.com>
2799 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
2800 register to push into the stack frame when the accumulator has to
2801 be saved during interrupts.
2803 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
2805 * doc/invoke.texi: Remove the documentation about option
2807 * common.opt (Wunreachable-code): Preserved for backward
2809 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
2810 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
2811 the backward compatibility flag section.
2813 2010-01-05 Richard Guenther <rguenther@suse.de>
2815 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
2817 2010-01-05 Jakub Jelinek <jakub@redhat.com>
2820 * cfgexpand.c (expand_one_var): Diagnose too large variables.
2822 PR tree-optimization/42508
2823 * tree-sra.c (convert_callers): Check for recursive call
2824 by comparing cgraph nodes instead of decls.
2825 (modify_function): Call ipa_modify_formal_parameters also
2826 on all same_body aliases.
2828 * cgraphunit.c (cgraph_materialize_all_clones): Compare
2829 cgraph nodes when checking for same_body aliases.
2831 2010-01-05 Richard Guenther <rguenther@suse.de>
2833 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
2834 allocation and lookup.
2835 (get_or_alloc_expr_for_constant): Likewise.
2836 (phi_translate): Sink allocation.
2838 2010-01-04 Richard Guenther <rguenther@suse.de>
2840 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
2841 a new entry only if needed.
2842 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
2843 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
2845 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
2847 (phi_translate): Handle CONSTANTs early.
2849 2010-01-04 Martin Jambor <mjambor@suse.cz>
2851 PR tree-optimization/42398
2852 * tree-sra.c (struct access): Removed flag grp_different_types.
2853 (dump_access): Do not dump the removed flag.
2854 (sort_and_splice_var_accesses): Do not set the removed flag.
2855 (sra_modify_expr): Check for type compatibility directly.
2857 2010-01-04 Martin Jambor <mjambor@suse.cz>
2859 PR tree-optimization/42366
2860 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
2861 edges with variable number of parameters.
2862 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
2863 flag instead of asserting it.
2864 (ipa_read_node_info): Read uses_analysis_done flag.
2866 2010-01-04 Richard Guenther <rguenther@suse.de>
2868 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
2869 iterative_hash_* as intended.
2870 (vn_reference_compute_hash): Likewise. Simplify hashing
2872 (vn_reference_lookup_2): Likewise.
2873 (vn_nary_op_compute_hash): Likewise.
2874 (vn_phi_compute_hash): Likewise.
2875 (expressions_equal_p): Remove strange code.
2876 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
2877 (pre_expr_hash): Likewise. Simplify hashing SSA names.
2878 (bitmap_insert_into_set_1): Take value-id as parameter.
2879 (add_to_value): Pass it.
2880 (bitmap_insert_into_set): Likewise.
2881 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
2883 2010-01-04 Jakub Jelinek <jakub@redhat.com>
2886 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
2887 (do_self_spec): For switches with SWITCH_IGNORE set set also
2888 SWITCH_IGNORE_PERMANENTLY.
2889 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
2892 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
2894 * lto-streamer-out.c (output_unreferenced_globals): Output the full
2895 tree of an unreferenced global var.
2897 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2900 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2901 GTU to GT for V4SI and V2DI.
2903 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2904 (umin<mode>3): Removed.
2906 (uminv4si3): Likewise.
2908 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2911 * collect2.c (main): Turn on trace in collect2 if -v is passed
2914 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
2916 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
2917 description of expression operand.
2919 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
2921 * configure.ac: Add install-html to target_list for Make-hooks.
2922 * configure: Regenerate.
2923 * fortran/Make-lang.in (F95_HTMLFILES): New.
2924 (fortran.html): Use it.
2925 (fortran.install-html): New.
2926 * Makefile.in (install-html): Add lang.install-html.
2927 * java/Make-lang.in (JAVA_HTMLFILES): New.
2928 (java.html): Use it.
2929 (java.install-html): New.
2930 * objc/Make-lang.in (objc.install-html): New.
2931 * objcp/Make-lang.in (obj-c++.install-html): New.
2932 * cp/Make-lang.in (c++.install-html): New.
2933 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
2934 * lto/Make-lang.in (lto.install-html): New.
2936 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2939 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
2941 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
2943 PR rtl-optimization/41862
2944 * store-motion.c (store_killed_in_insn, compute_store_table,
2945 remove_reachable_equiv_notes, replace_store_insn,
2946 build_store_vectors): Ignore all DEBUG_INSNs.
2948 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2951 * common.opt: Add dumpdir.
2953 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
2955 (option_map): Add --dumpdir.
2957 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
2959 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
2961 * opts.c (decode_options): Try dump_dir_name first if
2962 dump_base_name isn't an absolute path.
2963 (common_handle_option): Handle OPT_dumpdir.
2965 * toplev.c (dump_dir_name): New.
2966 (print_switch_values): Also ignore -dumpdir.
2968 * toplev.h (dump_dir_name): New.
2970 2010-01-03 Richard Guenther <rguenther@suse.de>
2972 PR tree-optimization/42589
2973 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
2974 double-word expansion of bswap32.
2976 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
2978 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
2979 with BLOCK_FOR_INSN.
2980 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
2981 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
2982 noce_process_if_block): Likewise.
2983 * gcse.c (compute_local_properties, insert_expr_in_table,
2984 insert_set_in_table, canon_list_insert, find_avail_set,
2985 pre_insert_copy_insn): Likewise.
2987 * basic-block.h (BLOCK_NUM): Move from here...
2988 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
2990 2010-01-03 Richard Guenther <rguenther@suse.de>
2992 PR tree-optimization/42438
2993 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
2994 contains_may_not_return_call flag.
2995 (BB_MAY_NOTRETURN): New.
2996 (valid_in_sets): Trapping nary operations are not valid
2997 in blocks that may not return.
2998 (insert_into_preds_of_block): Remove check for trapping expressions.
2999 (compute_avail): Compute also BB_MAY_NOTRETURN.
3001 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
3003 * doc/invoke.texi: Add 2010 to copyright years.
3005 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
3007 * config/sparc/sparc.c: Fix formatting nits.
3009 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
3010 Alexander Monakov <amonakov@ispras.ru>
3012 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
3014 2010-01-02 Richard Guenther <rguenther@suse.de>
3017 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
3018 (simplify_switch_using_ranges): Mark to be removed edges
3021 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3023 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3025 * collect2.c (scan_libraries): Add missing argument in call to
3028 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
3031 * config/alpha/predicates.md (aligned_memory_operand): Return false
3033 (unaligned_memory_operand): Return true for CQImode.
3034 * config/alpha/alpha.c (get_aligned_mem): Assert that location
3035 doesn not cross aligned SImode word boundary.
3037 2010-01-02 Anatoly Sokolov <aesok@post.ru>
3039 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
3041 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
3042 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
3044 2010-01-02 Richard Guenther <rguenther@suse.de>
3047 * toplev.c (compile_file): Emit LTO marker properly. Change
3049 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
3051 2010-01-01 Richard Guenther <rguenther@suse.de>
3054 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
3056 2010-01-01 Richard Guenther <rguenther@suse.de>
3059 * c-decl.c (grokdeclarator): For zero-size arrays force
3060 structural equality checks as layout_type does.
3062 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3064 * builtins.c: Update copyright to 2010.
3066 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3069 * lto-streamer-out.c (produce_asm): Revert the last change.
3070 (copy_function): Likewise.
3072 * lto-streamer.c (lto_get_section_name): Skip any leading
3075 2010-01-01 Richard Guenther <rguenther@suse.de>
3078 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
3082 Copyright (C) 2010 Free Software Foundation, Inc.
3084 Copying and distribution of this file, with or without modification,
3085 are permitted in any medium without royalty provided the copyright
3086 notice and this notice are preserved.