1 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4 (sparc*-*-solaris2*): ...this.
6 2010-03-03 Jakub Jelinek <jakub@redhat.com>
9 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
10 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
11 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
12 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
15 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
16 fallthrough to default handling, just with want_address 0 instead of 2.
17 For single element lists, add_AT_loc directly, otherwise create an
18 artificial variable DIE and stick location list to it.
21 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
22 (VAL_EXPR_HAS_REVERSE): Define.
23 (reverse_op): New function.
24 (add_stores): For reversible operations add an extra MO_VAL_USE.
26 2010-03-02 Jason Merrill <jason@redhat.com>
28 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
30 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
32 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
33 (sparc64-*-linux*): Likewise.
34 (sparc64-*-solaris2*): Include assembler files before linker ones.
35 (sparc-*-solaris2*): Simplify and reorder to match previous case.
36 * config/sparc/gas.h: Delete.
37 * config/sparc/sol2-64.h: Add copyright notice.
38 * config/sparc/sol2-gas-bi.h: Likewise.
39 * config/sparc/sol2-gld.h: Likewise.
40 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
41 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
42 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
43 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
44 (sparc_elf_asm_named_section): Rename into...
45 (sparc_solaris_elf_asm_named_section): ...this. Always define.
47 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
49 * config/alpha/alpha.c (override_options): Fix -mtune error message.
51 2010-03-02 Jeff Law <law@redhat.com>
54 * reload1.c (rtx_p, substitute_stack): Declare.
55 (substitute): Record addresses of changed rtxs.
56 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
57 Restore the original rtx when complete.
58 (reload): Free subsitute_stack when complete.
60 2010-03-02 Janis Johnson <janis187@us.ibm.com>
62 * doc/gccint.texi (menu): Add Testsuites as a chapter.
63 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
65 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
66 LTO Testing, gcov Testing, profopt Testing, compat Testing,
67 Torture Tests): Change from subsection to section.
69 2010-03-02 Jakub Jelinek <jakub@redhat.com>
70 Steven Bosscher <steven@gcc.gnu.org>
72 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
75 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
78 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
79 the assignment from the new induction variable to the assignment
80 of the value from the original loop PHI function.
82 2010-03-01 Janis Johnson <janis187@us.ibm.com>
83 Daniel Jacobowitz <dan@codesourcery.com>
85 * doc/sourcebuild.texi (Test directives): Clarify options to
88 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
90 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
91 Disable cfi directives unless GCC and gas agree on using read-only
92 .eh_frame sections for 64-bit.
93 * configure: Regenerate.
95 2010-03-01 Richard Guenther <rguenther@suse.de>
97 PR tree-optimization/43220
98 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
99 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
101 2010-03-01 Richard Guenther <rguenther@suse.de>
102 Martin Jambor <mjambor@suse.cz>
105 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
106 gimplified parameters.
108 2010-03-01 Christian Bruel <christian.bruel@st.com>
110 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
112 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
114 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
116 2010-03-01 Richard Guenther <rguenther@suse.de>
119 * expr.c (expand_assignment): Use the alias-oracle to tell
120 if the rhs aliases the result decl.
122 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
125 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
126 to sol_gt_pch_get_address.
127 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
128 64-bit, SPARC and x86.
129 (sol_gt_pch_get_address): New function.
131 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
133 * toplev.h (inform_n, error_n): Declare.
134 * diagnostic.c (inform_n, error_n): New function.
136 2010-03-01 Jakub Jelinek <jakub@redhat.com>
138 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
139 has no rtl yet when processing local_decls, queue it and recheck
140 if deferred stack allocation hasn't assigned it rtl.
142 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
144 * config/sh/sh.c (unspec_bbr_uid): New.
145 (gen_block_redirect): Use it instead of INSN_UID.
146 (gen_far_branch): Likewise.
148 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
150 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
151 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
153 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
155 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
156 (Warning Options): -Wno-conversion-null is valid for
157 Objective-C++ as well.
158 * doc/tm.texi (Named Address Spaces): Likewise.
159 * doc/plugins.texi (Plugins): Replace TABs with spaces.
160 * doc/tree-ssa.texi (Tree SSA): Likewise.
162 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
165 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
166 by default. Don't set the default arch for
167 i[34567]86-*-darwin*|x86_64-*-darwin*.
169 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
172 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
173 default. Set the default 32bit/64bit archs with $with_arch
174 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
176 2010-02-27 Richard Guenther <rguenther@suse.de>
178 PR tree-optimization/43186
179 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
180 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
181 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
184 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
186 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
187 required and i[34567]86-*-* targets don't support 64bit ISA.
189 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
192 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
195 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
197 * config.gcc: Set the default arch at least to Prescott for
198 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
199 if SSE math is enabled.
201 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
203 * diagnostic.c (diagnostic_initialize): Update.
204 (diagnostic_report_diagnostic): Test inhibit_notes_p for
206 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
207 (diagnostic_inhibit_notes): New.
208 * toplev.c (process_options): inhibit notes with -fcompare-debug.
210 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
213 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
214 * doc/standards.texi: Likewise.
215 * doc/extend.texi: Likewise.
216 * doc/trouble.texi: Likewise.
217 * doc/cppopts.texi: Likewise.
218 * doc/install.texi: Likewise.
219 * c.opt (std=c90,std=gnu90): New options.
220 * c-opts.c (c_common_handle_option): Handle them.
222 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
225 * c-decl.c (undeclared_variable): Use an informative note.
227 2010-02-26 Richard Guenther <rguenther@suse.de>
229 PR tree-optimization/43186
230 * gimple.h (gimple_fold): Remove.
231 * gimple.c (gimple_fold): Remove. Inline into single user ...
232 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
233 Try harder for conditions.
235 2010-02-26 Jakub Jelinek <jakub@redhat.com>
238 * function.c (used_types_insert): Don't skip through named pointer
239 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
240 and it is different from the main variant's type.
242 2010-02-26 Nick Clifton <nickc@redhat.com>
244 * config/rx/rx.md (sminsi3): Remove bogus alternative.
246 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
248 * config.gcc: Support --with-fpmath=sse for x86.
250 * config/i386/ssemath.h: New.
252 * doc/install.texi (--with-fpmath=sse): Documented.
254 2010-02-26 Richard Guenther <rguenther@suse.de>
256 PR tree-optimization/43188
257 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
258 vector types of over-aligned element type.
260 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
263 * config/i386/i386.c (expand_vec_perm_blend): Use correct
264 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
266 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
268 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
270 2010-02-26 Jakub Jelinek <jakub@redhat.com>
272 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
273 * var-tracking.c: Include diagnostic.h.
274 (debug_dv): New function.
275 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
278 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
279 (add_value_chain, add_value_chains, remove_value_chain,
280 remove_value_chains): Handle DEBUG_EXPRs.
281 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
284 * regcprop.c (struct queued_debug_insn_change): New type.
285 (struct value_data_entry): Add debug_insn_changes field.
286 (struct value_data): Add n_debug_insn_changes field.
287 (debug_insn_changes_pool): New variable.
288 (free_debug_insn_changes, apply_debug_insn_changes,
289 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
290 (kill_value_one_regno): Call free_debug_insn_changes if needed.
291 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
293 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
295 (copyprop_hardreg_forward_1): Don't call apply_change_group for
296 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
297 changes, call cprop_find_used_regs via note_stores.
298 (copyprop_hardreg_forward): When copying vd from predecessor
299 which has any queued DEBUG_INSN changes, make sure the pointers are
300 cleared. At the end call df_analyze and then if there are any
301 DEBUG_INSN changes queued at the end of some basic block for still
302 live registers, apply them.
303 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
305 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
307 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
310 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
312 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
313 targets. Set the default with_cpu/with_arch from arch/cpu.
314 Allow x86-64 and native for with_cpu/with_arch.
316 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
318 * ebitmap.c: Change calls to verify_popcount with calls to
319 sbitmap_verify_popcount.
320 (ebitmap_clear_bit): Fixed map->cacheindex test and
321 map>cache update when bit clearing results in an empty
324 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
327 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
328 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
329 and support both V2DF and V2DI modes.
330 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
331 support both V2DF and V2DI modes.
332 (general): Delete trailing whitespace from a few patterns.
334 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
335 V2DF/V2DI interleave high/low builtins.
337 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
340 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
341 interleave high/low functions.
343 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
345 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
346 #pragma extern_prefix.
348 2010-02-25 Jakub Jelinek <jakub@redhat.com>
351 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
352 BLKmode, assert op0 is a MEM and just adjust its mode.
355 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
356 if bitpos isn't multiple of mode's bitsize.
358 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
360 * c.opt (-ftemplate-depth=): New.
361 (-ftemplate-depth-): Deprecate.
362 * optc-gen.awk: Handle -ftemplate-depth=.
363 * opth-gen.awk: Likewise.
364 * c-opts.c (c_common_handle_option): Likewise.
365 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
367 2010-02-24 Jason Merrill <jason@redhat.com>
369 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
371 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
373 * cfg.c (alloc_aux_for_block): Remove inline.
374 (alloc_aux_for_edge): Likewise.
376 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
378 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
380 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
382 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
383 * config/i386/sol2-gas.h: New file.
384 * config.gcc (i[34567]86-*-solaris2*): Use it.
386 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
389 * c-typeck.c (ep_convert_and_check): New.
390 (build_conditional_expr): Use it.
391 (build_binary_op): Likewise.
393 2010-02-24 Jakub Jelinek <jakub@redhat.com>
395 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
398 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
400 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
401 expr needs to have DECL_NAME set.
403 2010-02-24 Nick Clifton <nickc@redhat.com>
405 * config/mep/mep.c: Include gimple.h.
406 (mep_function_uses_sp): Delete unused function.
407 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
408 parameters. Use unsigned integers to count args. Return a
409 NULL_RTX instead of an error_mark_node. Toidy up formatting.
411 2010-02-23 Jakub Jelinek <jakub@redhat.com>
414 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
415 greater or equal to nelt instead of 2 * nelt.
416 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
419 2010-02-23 Jason Merrill <jason@redhat.com>
422 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
423 in cfun->local_decls even if they have register types.
426 * stor-layout.c (place_field): Don't warn about unnecessary
427 DECL_PACKED if the type is packed.
429 2010-02-23 Jakub Jelinek <jakub@redhat.com>
432 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
433 GOTOFF relocs, even when the base reg isn't pic pointer.
435 2010-02-23 Michael Matz <matz@suse.de>
438 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
439 (expand_gimple_basic_block): Generate and use debug temps if there
440 are debug uses left after the last real use of TERed ssa names.
441 Unlink debug immediate uses when they are expanded.
443 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
446 * config/i386/i386.c (override_options): Reorganise to provide
447 better error messages.
449 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
452 * graphite-scop-detection.c (create_single_exit_edge): Move
453 the call to find_single_exit_edge to....
454 (create_sese_edges): ...here. Don't handle multiple edges
455 exiting the function.
456 (build_graphite_scops): Don't handle multiple edges
457 exiting the function.
459 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
462 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
463 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
465 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
468 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
470 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
473 * c-typeck.c (convert_arguments): Print declaration location.
474 * c-common.c (validate_nargs): Rename as
475 builtin_function_validate_nargs.
476 (check_builtin_function_arguments): Update.
478 2010-02-22 Richard Guenther <rguenther@suse.de>
481 * tree-inline.c (declare_return_variable): Use the type of
482 the call stmt lhs if available.
484 2010-02-22 Duncan Sands <baldrick@free.fr>
486 * passes.c (register_pass): Always consider all pass lists when
487 ref_pass_instance_number is zero.
489 2010-02-22 Richard Guenther <rguenther@suse.de>
491 PR tree-optimization/42749
492 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
493 parameter. Do arithmetic in the original type.
494 (update_accumulator_with_ops): Likewise.
495 (adjust_accumulator_values): Adjust.
497 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
499 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
500 (QI to BLKmode splitter): New splitter.
502 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
504 * config/i386/i386.c (initial_ix86_tune_features): Turn on
505 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
507 2010-02-22 Richard Guenther <rguenther@suse.de>
509 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
511 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
513 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
514 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
515 ($(T)crti.o, $(T)crtn.o): Remove rules.
517 2010-02-21 Tobias Burnus <burnus@net-b.de>
520 * doc/invoke.texi (-fassociative-math): Document that this
521 option is automatically enabled for Fortran.
523 2010-02-20 David S. Miller <davem@davemloft.net>
525 * configure.ac: Test if linker and assembler properly support
526 GOTDATA_OP relocations.
527 * configure: Rebuild.
528 * config.in: Likewise.
529 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
530 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
531 (movsi_high_pic): Likewise.
532 (movdi_lo_sum_pic): Likewise.
533 (movdi_high_pic): Likewise.
534 (movsi_pic_gotdata_op): New pattern.
535 (movdi_pic_gotdata_op): Likewise.
536 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
537 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
539 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
542 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
544 (xop_mulv2div2di3_high): Ditto.
546 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
549 * c.opt (Wconversion-null): New option.
550 * doc/invoke.texi (Wconversion-null): Document.
552 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
554 * common.opt (Wlarger-than-): Add Undocumented.
556 2010-02-19 Mike Stump <mikestump@comcast.net>
558 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
560 2010-02-19 Jason Merrill <jason@redhat.com>
563 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
564 * configure: Likewise.
566 2010-02-20 Alan Modra <amodra@gmail.com>
569 * cgraph.h (cgraph_make_decl_local): Declare.
570 * cgraph.c (cgraph_make_decl_local): New function.
571 (cgraph_make_node_local): Use it.
572 * cgraphunit.c (cgraph_function_versioning): Likewise.
573 * ipa.c (function_and_variable_visibility): Likewise.
575 2010-02-19 Jakub Jelinek <jakub@redhat.com>
578 * except.c (sjlj_emit_function_enter): Don't call
579 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
581 * rtl.h (add_reg_br_prob_note): Remove prototype.
583 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
586 * c-common.c (conversion_warning): Remove widening conversions
587 before checking the conversion of integers to reals.
589 2010-02-19 Mike Stump <mikestump@comcast.net>
592 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
595 * cgraphunit.c (process_function_and_variable_attributes): Check
596 DECL_PRESERVE_P instead of looking up attribute "used".
597 * ipa-pure-const.c (check_decl): Likewise.
598 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
599 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
600 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
601 instead of attribute "used".
602 * config/sol2-c.c (solaris_pragma_init): Likewise.
603 (solaris_pragma_fini): Likewise.
605 2010-02-19 Jakub Jelinek <jakub@redhat.com>
607 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
608 Use XCNEW instead of xcalloc.
609 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
610 XNEW instead of xmalloc.
611 (get_fields): Use XNEWVEC instead of xmalloc.
614 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
616 (create_new_general_access): For debug stmts just reset value.
617 (get_stmt_accesses): For accesses within debug stmts just record them
618 using add_access_to_acc_sites instead of preventing the peeling or
619 counting them as accesses.
622 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
624 2010-02-19 Richard Guenther <rguenther@suse.de>
626 PR tree-optimization/42916
627 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
630 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
632 * configure.ac: Replace all uses of changequote in macro arguments
635 2010-02-19 Jakub Jelinek <jakub@redhat.com>
638 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
640 2010-02-19 Richard Guenther <rguenther@suse.de>
642 PR tree-optimization/42944
643 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
644 test for aliasing with errno.
646 2010-02-19 Jakub Jelinek <jakub@redhat.com>
649 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
650 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
651 * dojump.c: Include output.h.
652 (inv): New inline function.
653 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
654 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
655 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
656 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
657 argument, pass it down to other calls.
658 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
659 add REG_BR_PROB note to the conditional jump.
660 * cfgexpand.c (add_reg_br_prob_note): Removed.
661 (expand_gimple_cond): Don't call it, add the probability
662 as last argument to jumpif_1/jumpifnot_1.
663 * Makefile.in (dojump.o): Depend on output.h.
664 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
666 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
667 * stmt.c (do_jump_if_equal): Likewise.
668 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
669 * loop-unswitch.c (compare_and_jump_seq): Likewise.
670 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
672 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
673 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
675 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
677 (store_expr): Adjust jumpifnot caller.
678 (store_constructor): Adjust jumpif caller.
681 * gimplify.c (gimple_boolify): For __builtin_expect call
682 gimple_boolify also on its first argument.
684 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
686 * configure.ac (gnu-unique-object): Wrap regexps using [] in
688 (__stack_chk_fail): Ditto. Remove quadrigraphs.
689 * configure: Regenerated.
691 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
693 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
694 lang_hooks.types_compatible_p instead of comptypes.
696 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
698 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
699 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
700 if __prefer_thumb__ is defined.
702 2010-02-18 Martin Jambor <mjambor@suse.cz>
704 PR tree-optimization/43066
705 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
706 array with zero-sized element type.
708 2010-02-18 Jakub Jelinek <jakub@redhat.com>
710 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
711 rtx, allocate struct var_loc_node here and return it to the
712 caller, and only if it is actually needed.
713 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
714 move it earlier and return immediately if it returns NULL.
716 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
718 * config/sparc/gas.h: New file. Restore
719 TARGET_ASM_NAMED_SECTION to its ELF default.
720 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
722 * config/sparc/sparc.c (sparc_elf_asm_named_section):
723 Likewise. Add ATTRIBUTE_UNUSED to prototype.
724 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
727 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
729 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
731 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
733 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
734 patterns from predicated pattern.
736 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
739 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
740 for insn mnemonic suffix.
742 2010-02-17 Richard Guenther <rguenther@suse.de>
744 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
747 2010-02-17 Jakub Jelinek <jakub@redhat.com>
750 * caller-save.c (save_call_clobbered_regs): If BB ends with
751 a DEBUG_INSN, move any notes in between last real insn and the last
752 DEBUG_INSN after the last DEBUG_INSN.
754 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
756 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
757 Fix return type. Fix argument type. Explain meaning of return value.
759 2010-02-16 Richard Guenther <rguenther@suse.de>
761 PR tree-optimization/41043
762 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
763 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
765 (vrp_visit_phi_node): ... but only for loop PHI nodes.
767 2010-02-16 Ira Rosen <irar@il.ibm.com>
769 PR tree-optimization/43074
770 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
771 * tree-vect-loop.c (vect_analyze_loop_operations): Add
772 vectorizable cycles in hybrid SLP check.
773 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
775 2010-02-16 Richard Guenther <rguenther@suse.de>
777 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
778 (true_dependence): If memrefs_conflict_p computes must-alias
779 trust it. Move TBAA check after offset-based disambiguation.
780 (canon_true_dependence): Likewise.
782 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
784 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
785 * doc/invoke.texi: Document it.
786 * var-tracking.c: Include toplev.h and params.h.
787 (vt_find_locations): Return bool indicating success. Compute
788 hash sizes unconditionally. Check new parameter, report.
789 (variable_tracking_main_1): Check vt_find_locations results and
790 retry. Renamed from...
791 (variable_tracking_main): ... this. New wrapper to preserve
792 flag_var_tracking_assignments.
793 * Makefile.in (var-tracking.o): Adjust dependencies.
795 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
796 Jakub Jelinek <jakub@redhat.com>
799 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
800 if weak_import attribute is present.
801 * config/darwin.c (machopic_select_section): Likewise.
803 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
805 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
806 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
807 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
808 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
810 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
812 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
815 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
816 Rewrite text to refer to the names.
818 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
820 * config/i386/i386-builtin-types.def
821 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
822 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
823 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
824 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
825 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
826 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
827 IX86_BUILTIN_VPERMIL2PS256.
828 (MULTI_ARG_4_DF2_DI_I): Defined.
829 (MULTI_ARG_4_DF2_DI_I1): Defined.
830 (MULTI_ARG_4_SF2_SI_I): Defined.
831 (MULTI_ARG_4_SF2_SI_I1): Defined.
832 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
833 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
834 __builtin_ia32_vpermil2ps256.
835 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
836 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
837 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
838 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
839 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
840 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
841 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
842 CODE_FOR_xop_vpermil2v8sf3.
843 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
844 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
845 * config/i386/xopintrin.h (_mm_permute2_pd): New.
846 (_mm256_permute2_pd): New.
847 (_mm_permute2_ps): New.
848 (_mm256_permute2_ps): New.
850 2010-02-15 Nick Clifton <nickc@redhat.com>
852 * config/h8300/h8300.c: (h8300_push_pop): Use bool type for
853 boolean parameters. Use emit_jump_insn when emitting a pop
854 instruction containing a return insn.
855 (push): Use 'true' rather than '1' as second parameter to F.
856 (h8300_expand_prologue): Likewise.
857 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
858 (h8300_expand_epilogue): Likewise.
860 2010-02-15 Richard Guenther <rguenther@suse.de>
863 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
866 2010-02-15 Nick Clifton <nickc@redhat.com>
868 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
871 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
873 * intl.c (fake_ngettext): New function.
874 * intl.h (fake_ngettext): Declare.
875 (ngettext): Define macro.
876 * collect2.c (notice_translated): New function.
877 (main): Use notice_translated and ngettext.
878 * collect2.h (notice_translated): Declare.
880 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
882 * reorg.c (delete_computation): Comment fixes.
883 * caller-save.c (setup_save_areas): Idem.
884 * sel-sched-dump.c (dump_lv_set): Idem.
887 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
889 * config/s390/s390.c (s390_sched_init): New function.
890 (TARGET_SCHED_INIT): Target hook defined.
892 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
893 Jack Howarth <howarth@bromo.med.uc.edu>
894 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
897 Partial revert of unintended change in fix for PR41605.
898 * config/darwin.h: Fix typo.
899 * config/darwin9.h: Same.
901 2010-02-11 Jakub Jelinek <jakub@redhat.com>
903 * c-pch.c (pch_init): Clear v.
905 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
908 * graphite-scop-detection.c (graphite_can_represent_scev): Call
909 graphite_can_represent_init for MULT_EXPR.
911 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
915 * graphite-sese-to-poly.c (remove_phi): New.
916 (translate_scalar_reduction_to_array): Call remove_phi.
918 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
921 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
922 * graphite-clast-to-gimple.h (gloog): Update declaration.
923 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
924 * graphite-poly.h (struct poly_bb): Add missing comments.
925 (struct scop): Add poly_scop_p field.
927 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
928 * graphite.c (graphite_transform_loops): Build the polyhedral
929 representation for each scop before code generation.
930 * sese.c (rename_variables_in_operand): Removed.
931 (rename_variables_in_expr): Return the renamed expression.
932 (rename_sese_parameters): New.
933 * sese.h (rename_sese_parameters): Declared.
935 2010-02-11 Richard Guenther <rguenther@suse.de>
937 PR tree-optimization/42998
938 * tree-ssa-pre.c (create_expression_by_pieces): Treat
939 POINTER_PLUS_EXPR properly.
941 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
942 Changpeng Fang <changpeng.fang@amd.com>
945 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
946 the cost of an IV candidate when the IV is used in a test against zero.
948 * gcc.dg/tree-ssa/ivopts-3.c: New.
950 2010-02-11 Richard Guenther <rguenther@suse.de>
953 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
954 pointer-vs-decl case by swapping refs. Handle some cases
955 of pointer-vs-decl disambiguations more conservatively.
956 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
957 to false after expanding.
959 2010-02-11 Richard Guenther <rguenther@suse.de>
962 * gcc.c (process_command): Handle LTO file@offset case more
965 2010-02-11 Jakub Jelinek <jakub@redhat.com>
967 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
968 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
970 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
972 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
973 if MEM's mode size isn't DWARF2_ADDR_SIZE.
974 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
975 Optimize eq/ne comparisons when both arguments are known to be
977 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
978 Don't mask operands unnecessarily if they are known to be already
981 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
983 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
986 2010-02-10 Richard Guenther <rguenther@suse.de>
988 PR tree-optimization/43017
989 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
990 for wrapping signed arithmetic.
992 2010-02-10 Jakub Jelinek <jakub@redhat.com>
995 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
996 if no debug info should be emitted for it.
998 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1000 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
1001 note when flag_exceptions is set.
1003 2010-02-10 Duncan Sands <baldrick@free.fr>
1005 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
1007 2010-02-10 Richard Guenther <rguenther@suse.de>
1010 * tree.c (get_unwidened): Handle constants.
1011 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
1013 2010-02-10 Martin Jambor <mjambor@suse.cz>
1016 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
1017 check for variable argument counts independently.
1019 2010-02-10 Christian Bruel <christian.bruel@st.com>
1022 * config/sh/sh.c (find_barrier): Increase length for non delayed
1023 conditional branches.
1025 2010-02-10 Christian Bruel <christian.bruel@st.com>
1027 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
1029 2010-02-10 Jakub Jelinek <jakub@redhat.com>
1031 * builtins.c (set_builtin_user_assembler_name): Also handle
1032 ffs if int is smaller than word.
1034 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
1037 * ira-conflicts.c (get_dup): Remove.
1038 (process_reg_shuffles): Add new parameter. Use it as an
1039 additional guard for copy generation.
1040 (add_insn_allocno_copies): Rewrite.
1042 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
1044 * common.opt (fsched2-use-traces): Preserved for backward
1046 * doc/invoke.texi: Remove the documentation about option
1047 -fsched2-use-traces.
1048 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
1049 flag_sched2_use_traces.
1050 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
1051 the backward compatibility flag section.
1053 2010-02-09 Richard Guenther <rguenther@suse.de>
1055 PR tree-optimization/43008
1056 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
1057 make HEAP variables initialized from global memory if they
1058 are not known builtin functions.
1059 (find_func_aliases): Adjust.
1061 2010-02-09 Richard Guenther <rguenther@suse.de>
1063 PR tree-optimization/43000
1064 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
1065 arithmetic manually.
1067 2010-02-08 Jakub Jelinek <jakub@redhat.com>
1069 PR tree-optimization/42931
1070 * tree-loop-linear.c (try_interchange_loops): Don't call
1071 double_int_mul if estimated_loop_iterations failed.
1073 2010-02-08 Martin Jambor <mjambor@suse.cz>
1076 * tree-sra.c (build_accesses_from_assign): Do not mark in
1077 should_scalarize_away_bitmap if stmt has volatile ops.
1078 (sra_modify_assign): Do not process assigns piecemeal if if stmt
1081 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
1083 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
1085 2010-02-07 Adam Nemet <adambnmet@gmail.com>
1087 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
1090 2010-02-07 Andrew Pinski <pinskia@gmail.com>
1093 * df-core.c (df_finish_pass): Change type of saved_flags to int.
1095 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1098 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
1099 to unknown_dependence.
1100 (graphite_legal_transform_dr): Handle the unknown_dependence.
1101 (graphite_carried_dependence_level_k): Same.
1103 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
1105 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
1107 2010-02-07 Richard Guenther <rguenther@suse.de>
1110 * expr.c (get_inner_reference): Always initialize *pbitsize.
1112 2010-02-07 Richard Guenther <rguenther@suse.de>
1115 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
1116 new ARRAY_REFs on variable size element or minimal index arrays.
1118 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
1119 gimple_fold_indirect_ref.
1121 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
1124 * arm.c (arm_override_options): Just return if the user has specified
1125 an invalid fpu name.
1127 2010-02-03 Jason Merrill <jason@redhat.com>
1130 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
1131 i386_pe_maybe_record_exported_symbol.
1133 2010-02-05 Steve Ellcey <sje@cup.hp.com>
1136 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1137 (pa_delegitimize_address): New function.
1139 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
1141 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
1142 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
1144 2010-02-05 Richard Guenther <rguenther@suse.de>
1147 * lto-streamer-in.c (get_resolution): Deal with references
1148 to undefined functions.
1150 2010-02-05 Richard Guenther <rguenther@suse.de>
1152 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
1153 (fold_const_aggregate_ref): Likewise.
1154 (ccp_fold_stmt): Substitute loads.
1155 (maybe_fold_reference): Verify types before substituting.
1157 (fold_gimple_assign): Unshare properly.
1158 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
1160 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
1162 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
1163 for rs6000_gen_cell_microcode.
1165 2010-02-04 Richard Guenther <rguenther@suse.de>
1167 PR rtl-optimization/42952
1168 * dse.c (const_or_frame_p): Remove MEM handling.
1170 2010-02-04 Nick Clifton <nickc@redhat.com>
1172 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
1173 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
1174 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
1175 (mn10300_asm_output_mi_thunk): New function.
1176 (mn10300_can_output_mu_thunk): New function.
1177 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
1178 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
1179 (FUNCTION_ARG): Delete incorrect comment.
1181 2010-02-03 Jason Merrill <jason@redhat.com>
1184 * fold-const.c (operand_equal_p): Handle erroneous types.
1186 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1188 * config/h8300/h8300.md (can_delay): Fix attibute condition.
1190 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
1192 PR rtl-optimization/42941
1193 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
1196 2010-02-03 Jason Merrill <jason@redhat.com>
1199 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
1201 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
1204 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
1205 (cselib_reset_table): Renamed from...
1206 (cselib_reset_table_with_next_value): ... this.
1207 (cselib_get_next_uid): Renamed from...
1208 (cselib_get_next_unknown_value): ... this.
1209 * cselib.c (next_uid): Renamed from...
1210 (next_unknown_value): ... this.
1211 (cselib_clear_table): Adjust.
1212 (cselib_reset_table): Adjust. Renamed from...
1213 (cselib_reset_table_with_next_value): ... this.
1214 (cselib_get_next_uid): Adjust. Renamed from...
1215 (cselib_get_next_unknown_value): ... this.
1216 (get_value_hash): Use hash.
1217 (cselib_hash_rtx): Likewise.
1218 (new_cselib_val): Adjust. Set and dump uid.
1219 (cselib_lookup_mem): Pass next_uid as hash.
1220 (cselib_subst_to_values): Likewise.
1221 (cselib_log_lookup): Dump uid.
1222 (cselib_lookup): Pass next_uid as hash. Adjust.
1223 (cselib_process_insn): Adjust.
1224 (cselib_init): Initialize next_uid.
1225 (cselib_finish): Adjust.
1226 (dump_cselib_table): Likewise.
1227 * dse.c (canon_address): Dump value uid.
1228 * print-rtl.c (print_rtx): Print value uid.
1229 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
1231 (dv_uid): New function, sort of renamed from...
1232 (dv_htab_hash): ... this, reimplemented in terms of it and...
1233 (dv_uid2hash): ... this. New.
1234 (variable_htab_eq): Drop excess assertions.
1235 (tie_break_pointers): Removed.
1236 (canon_value_cmp): Compare uids.
1237 (variable_post_merge_New_vals): Print uids.
1238 (vt_add_function_parameters): Adjust.
1239 (vt_initialize): Reset table. Adjust.
1241 2010-02-03 Richard Guenther <rguenther@suse.de>
1243 PR tree-optimization/42944
1244 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
1245 (call_may_clobber_ref_p_1): Likewise. Properly handle
1246 malloc and calloc clobbering errno.
1248 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
1250 * doc/invoke.texi: Fix name of sched1 dump.
1252 * opts.c (decode_options): Set flag_tree_switch_conversion
1253 only conditionally on optimize >= 2.
1255 * gcse.c: Assorted comment fixes in pass description.
1257 2010-02-03 Anthony Green <green@moxielogic.com>
1259 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
1260 nop padding in order to maintain alignment of storage location of
1261 target function address.
1262 (moxie_trampoline_init): Store target function address at newly
1264 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
1266 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
1268 2010-02-03 Richard Guenther <rguenther@suse.de>
1271 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
1273 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1275 * config.gcc: Reenable check for obsolete targets.
1276 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
1277 mips-sgi-irix6.[0-4]*.
1279 2010-02-02 Nick Clifton <nickc@redhat.com>
1281 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
1282 constant size of 4 as being the same as 0.
1283 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
1284 can take values in the range 0..4.
1286 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
1289 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
1290 as _darwin10_Unwind_FindEnclosingFunction().
1291 * libgcc-libsystem.ver: New.
1293 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
1296 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
1297 implicitly set registers.
1299 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
1301 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
1302 (arm_override_options): Allow automatic selection of the thread
1303 pointer register if thumb2.
1304 (legitimize_pic_address): Improve code sequences for Thumb2.
1305 (arm_call_tls_get_addr): Likewise.
1306 (legitimize_tls_address): Likewise.
1307 * arm.md (pic_load_addr_arm): Delete. Replace with ...
1308 (pic_load_addr_32bit): ... this. New named pattern.
1309 * thumb2.md (pic_load_addr_thumb2): Delete.
1310 (pic_load_dot_plus_four): Delete.
1311 (tls_load_dot_plus_four): New named pattern.
1313 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1316 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
1317 Document fix for TLS bug.
1319 2010-01-31 Richard Guenther <rguenther@suse.de>
1321 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
1322 conservatively correct.
1324 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1328 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1330 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
1332 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1334 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
1336 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
1338 * config.gcc: Adjust order of makefile fragments for mingw targets.
1340 2010-01-31 Richard Guenther <rguenther@suse.de>
1343 * gimplify.c (gimplify_init_constructor): For volatile LHS
1344 initialize a temporary.
1346 2010-01-31 Matthias Klose <doko@ubuntu.com>
1348 * configure.ac: Fix __stack_chk_fail check for cross builds configured
1350 * configure: Regenerate.
1352 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
1354 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
1355 the same alias set and their sizes different constantness.
1356 (aliasing_component_refs_p): Revert 2009-10-24 change.
1358 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1360 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
1363 2010-01-29 Richard Guenther <rguenther@suse.de>
1365 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
1366 Assert we successfully updated the call.
1368 2010-01-29 Jakub Jelinek <jakub@redhat.com>
1370 PR rtl-optimization/42889
1371 * df.h (df_set_bb_dirty_nonlr): New prototype.
1372 * df-core.c (df_set_bb_dirty_nonlr): New function.
1373 * df-scan.c (df_insn_rescan): Call it instead of
1374 df_set_bb_dirty for DEBUG_INSNs.
1376 2010-01-29 Richard Guenther <rguenther@suse.de>
1379 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
1380 quadratic behavior in most cases.
1382 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
1385 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
1386 in the call to gen_x86_movsicc_0_m1.
1388 2010-01-28 Richard Guenther <rguenther@suse.de>
1390 PR tree-optimization/42871
1391 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
1393 2010-01-28 Richard Guenther <rguenther@suse.de>
1395 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
1396 into call arguments.
1398 2010-01-28 Richard Guenther <rguenther@suse.de>
1401 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
1402 the forwarder if the destination is an EH landing pad.
1404 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
1406 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
1407 block list passed to gimple_duplicate_sese_tail.
1408 (parallelize_loops): Avoid parallelization when the function
1410 Avoid parallelization when the preheader is IRREDUCIBLE.
1411 Try to optimize when estimated_loop_iterations_int is unresolved.
1412 Add the loop's location to the dump file.
1413 * tree-cfg.c (add_phi_args_after_redirect): Remove.
1414 (gimple_duplicate_sese_tail): Remove the check for the latch.
1415 Redirect nexits to the exit block.
1416 Remove handling of the incoming edges to the latch.
1417 Redirect the backedge from the copied latch to the exit bb.
1419 2010-01-28 Michael Matz <matz@suse.de>
1422 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
1423 Wrap force_reg into a sequence, emit it before user.
1425 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
1427 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
1429 (arm_legacy_rev): Likewise.
1430 (thumb_legacy_rev): Likewise.
1432 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1434 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
1435 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
1436 on MEM's address failed, try avoid_constant_pool_reference and
1437 recurse if it returned something different.
1438 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
1439 address, try avoid_constant_pool_reference and recurse if it
1440 returned something different.
1441 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
1442 address and avoid_constant_pool_reference returned something
1443 different, don't set have_address.
1445 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
1448 * var-tracking.c (val_store): Add modified argument, obey it.
1450 (count_uses): Move down logging of main.
1451 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
1452 don't need resolution.
1453 (emit_notes_in_bb): Likewise.
1455 2010-01-27 Richard Guenther <rguenther@suse.de>
1458 * tree-inline.c (remap_decl): Delay remapping of SSA name
1459 default definitions until we need them.
1461 2010-01-27 Jakub Jelinek <jakub@redhat.com>
1463 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
1464 (rs6000_delegitimize_address): New function.
1466 * config/s390/s390.c (s390_delegitimize_address): Call
1467 delegitimize_mem_from_attrs.
1470 * tree-inline.c (cannot_copy_type_1): Removed.
1471 (copy_forbidden): Don't forbid copying of functions containing
1472 records/unions with variable length fields.
1474 2010-01-27 Christian Bruel <christian.bruel@st.com>
1478 * config/sh/sh.c (find_barrier): Increase length for non delayed
1479 conditional branches.
1481 2010-01-27 Matthias Klose <doko@ubuntu.com>
1483 * configure.ac (gnu-unique-object): Fix ldd version check.
1484 * configure: Regenerate.
1486 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1488 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
1490 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
1491 Test for HAVE_GNU_AS value.
1493 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1495 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
1496 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
1497 INT64_TYPE): Define.
1498 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1499 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1500 INT_LEAST64_TYPE): Define.
1501 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1502 UINT_LEAST64_TYPE): Define.
1503 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
1504 INT_FAST64_TYPE): Define.
1505 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1506 UINT_FAST64_TYPE): Define.
1507 (INTMAX_TYPE, UINTMAX_TYPE): Define.
1508 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1509 (SIG_ATOMIC_TYPE): Define.
1511 2010-01-26 Richard Guenther <rguenther@suse.de>
1513 * df-scan.c (df_scan_set_bb_info): Remove assert.
1514 (df_insn_rescan_debug_internal): Merge asserts.
1515 (df_install_ref): Likewise.
1516 (df_mark_reg): Use bitmap_set_range.
1517 (df_hard_reg_used_p): Remove assert.
1518 (df_hard_reg_used_count): Likewise.
1520 2010-01-26 Richard Guenther <rguenther@suse.de>
1522 PR rtl-optimization/42685
1523 * web.c (web_main): Ignore DEBUG_INSNs.
1525 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
1527 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
1529 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
1530 Fix types of fndecl and arglist parameters.
1532 2010-01-26 Richard Guenther <rguenther@suse.de>
1535 * tree-eh.c (unsplit_eh): Skip debug insns.
1537 2010-01-26 Richard Guenther <rguenther@suse.de>
1539 PR tree-optimization/42250
1540 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
1542 2010-01-26 Jakub Jelinek <jakub@redhat.com>
1545 * omp-low.c (expand_omp_sections): Only use single_pred if
1546 l2_bb is single_pred_p.
1548 2010-01-25 Christian Bruel <christian.bruel@st.com>
1551 * config/sh/sh.c (find_barrier): Increase length for non delayed
1552 conditional branches.
1553 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
1555 2010-01-24 David S. Miller <davem@davemloft.net>
1557 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
1558 define if not using GAS.
1559 * config/sparc/sparc.c (sparc_elf_asm_named_section):
1560 Likewise. Delete SECTION_MERGE code, which is only applicable
1563 2010-01-24 Mark Mitchell <mark@codesourcery.com>
1566 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
1567 mangling of va_list in system headers.
1569 2010-01-23 Toon Moene <toon@moene.org>
1571 * tree-predcom.c (combine_chains): Return NULL, not false.
1573 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
1575 * tree-loop-distribution.c (distribute_loop): Fix declaration and
1576 initialization of variable res to agree with return type.
1578 2010-01-22 Steve Ellcey <sje@cup.hp.com>
1580 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
1581 * tree-sra.c: Add include of expr.h.
1583 2010-01-22 Jakub Jelinek <jakub@redhat.com>
1585 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
1586 insert the debug stmt on the single non-EH edge from the stmt.
1588 2010-01-22 Richard Henderson <rth@redhat.com>
1591 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
1592 the RHS until after generate_subtree_copies has insertted its
1593 code before the current statement.
1595 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
1597 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
1599 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
1601 2010-01-21 Martin Jambor <mjambor@suse.cz>
1603 PR tree-optimization/42585
1604 * tree-sra.c (struct access): New field grp_total_scalarization.
1605 (dump_access): Dump the new field.
1606 (should_scalarize_away_bitmap): New variable.
1607 (cannot_scalarize_away_bitmap): Likewise.
1608 (sra_initialize): Allocate new bitmaps.
1609 (sra_deinitialize): Free new bitmaps.
1610 (create_access_1): New function.
1611 (create_access): Parts moved to create_access_1.
1612 (type_consists_of_records_p): New function.
1613 (completely_scalarize_record): Likewise.
1614 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
1615 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
1616 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
1618 (analyze_all_variable_accesses): Completely scalarize small eligible
1621 2010-01-21 Martin Jambor <mjambor@suse.cz>
1623 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
1625 2010-01-21 Andrew Haley <aph@redhat.com>
1627 * gcc.c (process_command): Move lang_specific_driver before
1628 setting cc_libexec_prefix.
1630 2010-01-21 Richard Guenther <rguenther@suse.de>
1633 * fold-const.c (negate_expr_p): Pretend only negative
1634 real constants are easily negatable.
1636 2010-01-20 Janis Johnson <janis187@us.ibm.com>
1637 Jason Merrill <jason@redhat.com>
1639 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
1640 (TYPE_TRANSPARENT_AGGR): this, for union and record.
1641 * calls.c (initialize argument_information): Handle it.
1642 * c-common.c (handle_transparent_union_attribute): Use new name.
1643 * c-decl.c (finish_struct): Ditto.
1644 * c-typeck.c (type_lists_compatible_p): Ditto.
1645 (convert_for_assignment): Use new name and also handle record.
1646 * function.c (aggregate_value_p): Handle it.
1647 (pass_by_reference): Ditto.
1648 (assign_parm_data_types): Ditto.
1649 * print-tree.c (print_node): Ditto.
1650 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
1651 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
1652 * tree.c (first_field): New fn.
1654 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1657 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
1658 even when linking statically, for now.
1660 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1663 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
1664 without a cselib val.
1665 (count_uses): Accept MO_VAL_SET with no val on stores.
1666 (add_stores): Likewise.
1668 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1670 * var-tracking.c (check_value_val): Add a compile time assertion.
1671 (dv_is_decl_p): Simplify.
1672 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
1673 gcc_assert if ENABLE_CHECKING.
1675 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
1678 * var-tracking.c: Include tree-flow.h.
1679 (mem_dies_at_call): New.
1680 (dataflow_set_preserve_mem_locs): Use it.
1681 (dataflow_set_remove_mem_locs): Likewise.
1682 (dump_var): Renamed from dump_variable. Adjust all callers.
1683 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
1684 * Makefile.in (var-tracking.o): Adjust deps.
1686 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
1688 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
1690 2010-01-20 Richard Guenther <rguenther@suse.de>
1692 PR tree-optimization/42717
1693 * tree-ssa-dce.c (get_live_post_dom): Remove.
1694 (forward_edge_to_pdom): Take an arbitrary edge to copy
1695 degenerate PHI args from.
1696 (remove_dead_stmt): Use the first post-dominator even if it
1697 does not contain live statements as redirection destination.
1699 2010-01-20 Richard Guenther <rguenther@suse.de>
1701 * tree-inline.c (estimate_num_insns): Handle EH builtins.
1703 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1705 * sel-sched.c (create_speculation_check): Remove set but not used
1707 (try_transformation_cache): Remove set but not used variable ds.
1708 (calculate_privileged_insns): Remove set but not used variables
1709 cur_insn and min_spec_insn.
1710 (find_best_expr): Remove set but not used variable avail_n.
1711 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
1713 * cgraphunit.c (assemble_thunk): Remove set but not used variable
1715 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
1716 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
1719 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
1722 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
1723 cpu types. Add support for *-sse3 cpu types.
1724 (x86_64-*-*): Ditto.
1726 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1729 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
1730 argument, call initializer_constant_valid_p_1 instead of
1731 initializer_constant_valid_p, pass CACHE to it, return NULL
1732 immediately if first call returns NULL.
1733 (initializer_constant_valid_p_1): New function.
1734 (initializer_constant_valid_p): Use it.
1736 2010-01-20 Thomas Quinot <quinot@adacore.com>
1738 * tree.def (PLACEHOLDER_EXPR): Fix comment.
1740 2010-01-20 Jakub Jelinek <jakub@redhat.com>
1742 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
1743 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
1744 (loc_list_from_tree): Don't handle unsigned division. Handle
1745 signed modulo using DW_OP_{over,over,div,mul,minus}.
1746 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
1747 modulo instead of signed.
1749 2010-01-20 DJ Delorie <dj@redhat.com>
1751 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
1753 (h8300_emit_stack_adjustment): Propogate it.
1755 (h8300_expand_prologue): Likewise.
1756 (h8300_expand_epilogue): Likewise.
1758 2010-01-19 Michael Matz <matz@suse.de>
1760 PR tree-optimization/41783
1761 * tree-data-ref.c (toplevel): Include flags.h.
1762 (dump_data_dependence_relation): Also dump the inputs if the
1763 result will be unknown.
1764 (split_constant_offset_1): Look through some conversions.
1765 * tree-predcom.c (determine_roots_comp): Restart a new chain if
1766 the offset from last element is too large.
1767 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
1768 (reassociate_to_the_same_stmt): Handle vector registers.
1769 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
1771 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
1772 wide_prolog_niters argument, emit widening instructions.
1773 (vect_do_peeling_for_alignment): Adjust caller, use widened
1774 variant of the iteration cound.
1775 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
1777 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1780 * config/arm/neon-testgen.m (emit_automatics): New parameter
1781 features. Adjust for Fixed_return_reg feature.
1782 (test_intrinsic): Call emit_automatics with new feature.
1783 * config/arm/neon.ml: Update copyright years.
1784 (features): New Fixed_return_reg feature.
1785 (ops): Update feature for Vget_low.
1787 2010-01-19 Jakub Jelinek <jakub@redhat.com>
1789 PR tree-optimization/42719
1790 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
1794 * fwprop.c (all_uses_available_at): Return false if def_set dest
1795 is a REG that is used in def_insn.
1797 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
1799 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
1801 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
1804 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
1806 * target.h (struct gcc_target) <secondary_reload>: Change type
1807 of last argument to secondary_reload_info *.
1809 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
1812 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
1813 memory references with unaligned offsets. Remove CQImode handling.
1814 (unaligned_memory_operand): Return 1 for memory references with
1815 unaligned offsets. Remove CQImode handling.
1817 2010-01-18 Richard Guenther <rguenther@suse.de>
1820 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
1823 2010-01-18 Richard Guenther <rguenther@suse.de>
1825 PR tree-optimization/42781
1826 * tree-ssa-structalias.c (find_what_var_points_to): Skip
1827 restrict processing only if the original variable was artificial.
1829 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
1831 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
1832 find number of popped argument bytes.
1834 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
1835 Fix the text that describes the return value for invalid insns.
1837 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
1839 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
1840 Clarify what 'cost of the -dependence' is. Fix quoting.
1842 * toplev.c (default_get_pch_validity): Rename argument to "sz".
1843 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
1845 2010-01-17 Jakub Jelinek <jakub@redhat.com>
1847 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
1848 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
1850 2010-01-17 Richard Guenther <rguenther@suse.de>
1853 * function.c (split_complex_args): Take a VEC to modify.
1854 (assign_parms_augmented_arg_list): Build a VEC instead of
1855 a chain of PARM_DECLs.
1856 (assign_parms_unsplit_complex): Take a VEC of arguments.
1857 Do not fixup unmodified parms.
1858 (assign_parms): Deal with the VEC.
1859 (gimplify_parameters): Likewise.
1861 2010-01-17 Richard Guenther <rguenther@suse.de>
1863 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
1864 node existence check.
1865 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
1866 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
1867 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
1868 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
1869 (gimple_execute_on_growing_pred): Likewise.
1871 2010-01-17 Richard Guenther <rguenther@suse.de>
1873 PR tree-optimization/42773
1874 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
1875 (compute_antic_aux): Likewise.
1876 (compute_partial_antic_aux): Likewise.
1878 2010-01-17 Jie Zhang <jie.zhang@analog.com>
1881 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
1884 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
1886 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
1889 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
1890 Fix markup for strict argument.
1892 (TARGET_SCHED_REORDER2): Fix argument types.
1894 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
1895 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
1897 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
1898 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
1900 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
1903 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
1904 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
1905 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
1906 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
1907 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
1909 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
1911 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
1913 (TARGET_ASM_RELOC_RW_MASK): Add return type.
1914 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
1916 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
1918 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
1921 (TARGET_ASM_NAMED_SECTION): Fix argument list.
1923 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
1924 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
1926 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
1928 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
1930 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
1931 referring to it. Fix language.
1933 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
1935 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
1937 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
1939 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
1941 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
1942 '@var{stream}. Remove stray 'and'.
1944 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
1946 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
1948 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
1950 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
1951 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
1953 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
1954 Fix description of return value.
1955 Rename argument "sz" to "len."
1957 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
1958 Clarify meaning of 'true' return value.
1960 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
1962 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
1963 rep_mode versus mode_rep.
1965 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
1967 (TARGET_BUILTIN_DECL): Fix name.
1969 (TARGET_COMMUTATIVE_P): Fix type of first argument.
1971 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
1973 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
1975 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
1977 (TARGET_RELAXED_ORDERING): Use @deftypevr.
1979 (TARGET_GET_DRAP_RTX): Note that this is a hook.
1982 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
1983 Rename argument tm_fn to md_fn.
1985 (TARGET_OPTION_PRINT): Fix argument list.
1987 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
1990 * config/i386/i386.c (ix86_fixup_binary_operands):
1991 Revert FMA4 fixup of operands.
1993 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1996 * Makefile.in (write_entries_to_file, install-plugin):
1997 Use \012 instead of \n with tr.
1999 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
2001 * configure.ac (HAVE_AS_REF): New C macro.
2002 * configure: Regenerate.
2003 * config.in: Likewise.
2004 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
2006 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
2009 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
2011 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
2013 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
2015 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
2017 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
2019 (TARGET_IN_SMALL_DATA_P): Fix argument type.
2021 (TARGET_BINDS_LOCAL_P): Fix argument type.
2023 (TARGET_ASM_FILE_END): Use prototype.
2025 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
2027 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
2029 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
2031 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
2033 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
2034 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
2036 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
2037 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
2039 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
2040 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2041 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
2042 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2044 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
2046 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
2048 (TARGET_INIT_BUILTINS): Use prototype.
2050 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
2051 Put 'const char *' in braces. Fix parameter types.
2052 (TARGET_INVALID_CONVERSION): Fix parameter types.
2053 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
2054 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
2056 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
2059 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
2061 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
2063 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
2065 * doc/tm.texi (TARGET_HELP): Fix return type.
2067 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
2068 in braces. Fix argument types.
2070 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
2072 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
2074 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
2076 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
2077 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
2079 (TARGET_MANGLE_TYPE): Fix argument types.
2081 (TARGET_IRA_COVER_CLASSES): Use prototype.
2083 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
2085 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
2087 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
2089 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
2091 (TARGET_CALLEE_COPIES): Fix argument types.
2093 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
2095 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
2097 (TARGET_FUNCTION_VALUE): Fix argument types.
2099 (TARGET_RETURN_IN_MSB): Fix argument type.
2101 (TARGET_RETURN_IN_MEMORY): Fix argument types.
2103 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
2105 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
2107 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
2108 agree with return type.
2110 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
2112 2010-01-15 Jing Yu <jingyu@google.com>
2114 PR rtl-optimization/42691
2115 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
2116 a pseudo to a constant and are merged, and adjust comments.
2118 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
2120 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
2122 2010-01-15 Richard Guenther <rguenther@suse.de>
2125 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
2126 labels of computed or non-local gotos to the destination.
2127 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
2128 landing pad label is the first label.
2130 2010-01-15 Richard Guenther <rguenther@suse.de>
2132 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
2134 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2137 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
2138 to allow generation of the xssqrtdp instruction on power7.
2139 (sqrtdf2_fpr): Ditto.
2141 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2144 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
2145 functions with noreturn attribute.
2148 * varasm.c (declare_weak): Add weak attribute to decl if it
2149 doesn't have one already.
2150 (assemble_external): Only add decls to weak_decls if they also
2151 have weak attribute.
2153 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
2155 * var-tracking.c (var_reg_delete): Don't delete the association
2156 between REGs and values or one-part variables if the register
2159 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2162 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
2163 because its first operand is a non-localized variable.
2165 2010-01-14 Martin Jambor <mjambor@suse.cz>
2167 PR tree-optimization/42706
2168 * tree-sra.c (encountered_recursive_call): New variable.
2169 (encountered_unchangable_recursive_call): Likewise.
2170 (sra_initialize): Initialize both new variables.
2171 (callsite_has_enough_arguments_p): New function.
2172 (scan_function): Call decl and flags check only for IPA-SRA, check
2173 whether there is a recursive call and whether it has enough arguments.
2174 (all_callers_have_enough_arguments_p): New function.
2175 (convert_callers): Look for recursive calls only when
2176 encountered_recursive_call is set.
2177 (ipa_early_sra): Bail out either if
2178 !all_callers_have_enough_arguments_p or
2179 encountered_unchangable_recursive_call.
2181 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2183 * sel-sched.c: Add 2010 to copyright years.
2184 * sel-sched-ir.c: Likewise.
2185 * sel-sched-ir.h: Likewise.
2187 2010-01-14 Martin Jambor <mjambor@suse.cz>
2189 PR tree-optimization/42714
2190 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
2191 constructors specially.
2193 2010-01-14 Andi Kleen <ak@linux.intel.com>
2195 * config/i386/drivers-i386.c (detect_caches_intel):
2196 Add l2sizekb parameter and fill in.
2197 (host_detect_local_cpu): Add l2sizekb, fill in.
2198 Add Atom small cache heuristic.
2200 2010-01-14 Andi Kleen <ak@linux.intel.com>
2202 * config/i386/drivers-i386.c (detect_caches_cpuid4):
2203 Add level3 parameter and fill in.
2204 (detect_caches_intel): Handle level3 cache.
2206 2010-01-14 Andi Kleen <ak@linux.intel.com>
2208 * config/i386/drivers-i386.c (host_detect_local_cpu):
2209 Fix core duo detection.
2211 2010-01-14 Andi Kleen <ak@linux.intel.com>
2213 * config/i386/drivers-i386.c (host_detect_local_cpu):
2216 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2218 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
2219 (rs6000_variable_issue_1): this. Use...
2220 (rs6000_variable_issue): here. Reimplement. Print debug info.
2222 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2224 * sel-sched-ir.c (sel_restore_other_notes): Rename to
2225 sel_restore_notes. Update all callers. Call reemit_notes
2228 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2230 PR rtl-optimization/42246
2231 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
2234 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2236 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
2237 all successors is the same as number of successors in current region.
2239 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2241 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
2242 to rename is not separable. Otherwise check that its LHS is not NULL.
2244 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2246 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
2248 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2250 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
2251 available registers when failed to discover LHS register class.
2252 Fix indentation. Update comment.
2254 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2255 Alexander Monakov <amonakov@ispras.ru>
2257 PR rtl-optimization/42389
2258 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
2260 (advance_state_on_fence): Likewise.
2261 (sel_target_adjust_priority): Print debug output only when
2262 sched_verbose >= 4, not 2.
2263 (get_expr_cost): Do not issue all unique insns on the next cycle.
2264 (fill_insns): Initialize can_issue_more from the value saved
2266 * sel-sched-ir.c (flist_add): New parameter issue_more.
2267 Init FENCE_ISSUE_MORE with it.
2268 (merge_fences): Likewise.
2269 (init_fences): Update call to flist_add.
2270 (add_to_fences, add_clean_fence_to_fences)
2271 (add_dirty_fence_to_fences): Likewise.
2272 (move_fence_to_fences): Update call to merge_fences.
2273 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
2275 * sel-sched-ir.h (struct _fence): New field issue_more.
2276 (FENCE_ISSUE_MORE): New accessor macro.
2278 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2280 PR rtl-optimization/42388
2281 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
2282 that have no predecessors nor successors. Do not call move_bb_info
2283 for empty blocks outside of current region.
2285 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2287 PR rtl-optimization/42294
2288 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
2289 * sel-sched.c (move_exprs_to_boundary): Transitively add all
2290 originators' originators.
2292 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
2294 PR rtl-optimization/39453
2295 PR rtl-optimization/42246
2296 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
2298 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
2300 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2301 Alexander Monakov <amonakov@ispras.ru>
2304 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
2305 (maybe_tidy_empty_bb): ... here. Make static. Add new
2306 argument. Update all callers.
2307 (tidy_control_flow): ... and here. Recompute topological order
2308 of basic blocks in region if necessary.
2309 (sel_redirect_edge_and_branch): Change return type. Return true
2310 if topological order might have been invalidated.
2311 (purge_empty_blocks): Export and move from...
2312 * sel-sched.c (purge_empty_blocks): ... here.
2313 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
2314 (maybe_tidy_empty_bb): Delete prototype.
2315 (purge_empty_blocks): Declare.
2317 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
2319 PR rtl-optimization/42249
2320 * sel-sched.c (try_replace_dest_reg): When chosen register
2321 and original register is the same, do not bail out early, but
2322 still check all original insns for validity of replacing destination
2323 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
2326 2010-01-14 Jakub Jelinek <jakub@redhat.com>
2329 Port from no-undefined-overflow branch:
2330 2009-03-09 Richard Guenther <rguenther@suse.de>
2332 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
2334 2010-01-14 Richard Guenther <rguenther@suse.de>
2337 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
2339 2010-01-14 Ira Rosen <irar@il.ibm.com>
2341 PR tree-optimization/42709
2342 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
2343 as scalar type in creation of constant vector operand.
2345 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2348 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
2349 (check-parallel-%): Match `testsuite' directory component only
2352 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
2354 PR translation/39521
2355 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
2358 2010-01-13 Richard Guenther <rguenther@suse.de>
2360 PR tree-optimization/42730
2361 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
2364 2010-01-13 Steve Ellcey <sje@cup.hp.com>
2367 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
2368 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
2371 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
2373 * config/bfin/libgcc-bfin.ver: Regenerate based on current
2374 libgcc-std.ver. Add entries for ___smulsi3_highpart and
2375 ___umulsi3_highpart.
2377 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
2378 rather than schedule_insns if the pass is enabled.
2380 2010-01-13 Martin Jambor <mjambor@suse.cz>
2382 PR tree-optimization/42704
2383 * tree-sra.c (sra_modify_assign): Do not delete assignments to
2386 2010-01-13 Martin Jambor <mjambor@suse.cz>
2388 PR tree-optimization/42703
2389 * tree-sra.c (analyze_access_subtree): Check that we can build a
2390 reference to the original data within the aggregate.
2392 2010-01-13 Richard Guenther <rguenther@suse.de>
2394 PR tree-optimization/42705
2395 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
2397 2010-01-13 Richard Guenther <rguenther@suse.de>
2400 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
2402 2010-01-13 Jakub Jelinek <jakub@redhat.com>
2405 * var-tracking.c (values_to_unmark): New variable.
2406 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
2407 values_to_unmark vector. Moved body to...
2408 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
2409 instead queue it into values_to_unmark vector.
2410 (vt_find_locations): Free values_to_unmark vector.
2412 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
2414 * config/s390/s390.c (override_options): Set
2415 default of max-pending-list-length to 256
2417 2010-01-13 Richard Guenther <rguenther@suse.de>
2420 * tree-pass.h (PROP_gimple_lcx): New.
2421 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
2422 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
2423 before the final cleanup_eh.
2424 (dump_properties): Dump PROP_gimple_lcx.
2425 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
2426 (tree_lower_complex_O0): Remove.
2427 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
2428 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
2429 tree_lower_complex, schedule TODO_update_ssa.
2430 * lto-streamer-out.c (output_function): Stream the functions
2432 * lto-streamer-in.c (input_function): Likewise.
2433 (lto_read_body): Do not override them here.
2435 2010-01-12 Joseph Myers <joseph@codesourcery.com>
2438 * c-typeck.c (build_c_cast): Fold value cast to union type before
2439 wrapping it in a CONSTRUCTOR.
2441 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2443 PR rtl-optimization/42699
2444 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
2447 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2449 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2450 SUBTARGET_WARN_UNUSED_SPEC): Move ...
2451 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
2452 SUBTARGET_WARN_UNUSED_SPEC): ... here
2453 * config/mips/iris5.h (LIBGCC_SPEC): Define.
2455 2010-01-12 Julian Brown <julian@codesourcery.com>
2457 * config/arm/neon-schedgen.ml (Utils): Don't try to
2458 open missing module.
2459 (find_with_result): New.
2461 2010-01-12 Jakub Jelinek <jakub@redhat.com>
2464 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
2465 sharing when canonicalizing ({lt,ge}u (plus a b) b).
2467 PR tree-optimization/42645
2468 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
2469 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
2470 decl_map, set processing_debug_stmt to -1 and return name without
2473 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
2475 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
2476 binutils version, and reword target configuration description.
2478 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2480 * config/avr/avr.h (LINKER_NAME): Remove.
2482 2010-01-11 Janis Johnson <janis187@us.ibm.com>
2485 * config/rs6000/rs6000.c (rs6000_override_options): On targets
2486 that support VSX, warn for -mno-altivec if vsx is not disabled,
2489 2010-01-11 Joseph Myers <joseph@codesourcery.com>
2490 Shujing Zhao <pearly.zhao@oracle.com>
2492 PR translation/42469
2493 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
2494 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
2495 character between option name and help text.
2496 * c.opt (imultilib): Likewise.
2498 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
2500 * lto-streamer-out.c (output_unreferenced_globals): Output static
2503 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
2505 PR rtl-optimization/42621
2506 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
2507 optimizing for size.
2508 (duplicate_computed_gotos): Remove now-redundant check.
2510 2010-01-10 Steve Ellcey <sje@cup.hp.com>
2513 * configure.ac: Save and restore LDFLAGS and LIBS
2514 * configure: Regenerate.
2516 2010-01-10 Richard Guenther <rguenther@suse.de>
2519 * builtins.c (fold_builtin_strlen): Add type argument and
2520 convert the resulting length to it.
2521 (fold_builtin_1): Adjust.
2523 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2525 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
2526 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
2528 (num_insns_constant_wide): Adjust for that change.
2530 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2533 * web.c (union_defs): Add used argument, to combine uses of
2535 (entry_register): Adjust type and tests of used argument.
2536 (web_main): Widen used for new use. Pass it to union_defs.
2537 * df.h (union_defs): Adjust prototype.
2539 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2542 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
2543 uses in new incoming argument. Free body.
2544 (reset_debug_uses_in_loop): New.
2545 (analyze_insn_to_expand_var): Call the latter if the former found
2546 anything. Fix whitespace. Reject invalid dest overlaps before
2547 going through all insns in the loop.
2549 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2552 * haifa-sched.c (dying_use_p): Debug insns don't count.
2554 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2557 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
2558 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
2559 (verify_gimple_call): Reject LHS in noreturn calls.
2561 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2565 * tree-vect-loop-manip.c (adjust_info): New type.
2566 (adjust_vec): New pointer to vector.
2567 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
2568 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
2569 (slpeel_update_phis_for_duplicate_loop): Use them.
2570 (slpeel_update_phi_nodes_for_guard1): Likewise.
2571 (slpeel_update_phi_nodes_for_guard2): Likewise.
2572 (slpeel_tree_peel_loop_to_edge): Likewise.
2573 (vect_update_ivs_after_vectorizer): Likewise.
2575 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2577 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
2578 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2580 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
2582 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
2583 bogus uninitialized warning.
2585 2010-01-09 Richard Guenther <rguenther@suse.de>
2588 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
2589 the evolution is compatible with the initial condition.
2591 2010-01-09 Jakub Jelinek <jakub@redhat.com>
2593 * gcc.c (process_command): Update copyright notice dates.
2594 * gcov.c (print_version): Likewise.
2595 * gcov-dump.c (print_version): Likewise.
2596 * mips-tfile.c (main): Likewise.
2597 * mips-tdump.c (main): Likewise.
2599 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2602 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
2604 (rotlhi3_8): Delete.
2606 (rotlsi3_8): Delete.
2607 (rotlsi3_16): Delete.
2608 (rotlsi3_24): Delete.
2610 (*rotw<mode>3): New.
2611 (*rotb<mode>3): New.
2612 * config/avr/avr.c (avr_rotate_bytes): New function.
2613 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
2615 2010-01-08 Steve Ellcey <sje@cup.hp.com>
2618 * configure.ac: Modify -rdynamic check.
2619 * configure: Regenerate.
2621 2010-01-08 DJ Delorie <dj@redhat.com>
2623 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
2624 register popping order.
2626 2010-01-08 Richard Guenther <rguenther@suse.de>
2629 * c.opt (fsigned-char): Also let LTO handle this option.
2630 (funsigned-char): Likewise.
2632 2010-01-07 Richard Guenther <rguenther@suse.de>
2634 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
2635 (gimple_op): Likewise.
2636 (gimple_op_ptr): Likewise.
2637 (gimple_assign_set_lhs): Remove gcc_assert.
2638 (gimple_assign_set_rhs1): Likewise.
2639 (gimple_assign_set_rhs2): Likewise.
2640 (gimple_call_set_lhs): Likewise.
2641 (gimple_call_set_fn): Likewise.
2642 (gimple_call_set_fndecl): Likewise.
2643 (gimple_call_fndecl): Likewise.
2644 (gimple_call_return_type): Likewise.
2645 (gimple_call_set_chain): Likewise.
2646 (gimple_call_num_args): Likewise.
2647 (gimple_call_set_arg): Likewise.
2648 (gimple_cond_set_code): Likewise.
2649 (gimple_cond_set_lhs): Likewise.
2650 (gimple_cond_set_rhs): Likewise.
2651 (gimple_cond_set_true_label): Likewise.
2652 (gimple_cond_set_false_label): Likewise.
2653 (gimple_label_set_label): Likewise.
2654 (gimple_goto_set_dest): Likewise.
2655 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
2656 (gimple_debug_bind_get_value): Likewise.
2657 (gimple_debug_bind_get_value_ptr): Likewise.
2658 (gimple_debug_bind_set_var): Likewise.
2659 (gimple_debug_bind_set_value): Likewise.
2660 (gimple_debug_bind_reset_value): Likewise.
2661 (gimple_debug_bind_has_value_p): Likewise.
2662 (gimple_return_retval_ptr): Remove gcc_assert.
2663 (gimple_return_retval): Likewise.
2664 (gimple_return_set_retval): Likewise.
2665 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
2666 (safe_referenced_var_iterator): Remove.
2667 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
2668 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
2669 (fill_referenced_var_vec): Remove.
2670 (first_readonly_imm_use): Remove redundant gcc_assert.
2671 (phi_arg_index_from_use): Combine gcc_asserts.
2672 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
2673 (first_imm_use_stmt): Remove redundant gcc_assert.
2674 * tree-cfg.c (verify_gimple_call): Verify function and chain
2675 operands. Verify arguments.
2676 (verify_types_in_gimple_stmt): Verify condition code and labels.
2678 2010-01-07 Richard Guenther <rguenther@suse.de>
2680 PR tree-optimization/42641
2681 * sese.c (rename_map_elt_info): Use the SSA name version, do
2684 2010-01-07 Jakub Jelinek <jakub@redhat.com>
2686 PR tree-optimization/42625
2687 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
2688 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
2690 2010-01-07 Duncan Sands <baldrick@free.fr>
2692 * Makefile.in (PLUGIN_HEADERS): Add version.h.
2694 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
2697 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
2698 note itself is not function_invariant_p.
2700 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
2702 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
2703 Do not add the DF_NOTE problem.
2704 * store-motion.c (execute_rtl_store_motion): Likewise.
2706 2010-01-07 Martin Jambor <mjambor@suse.cz>
2708 PR tree-optimization/42157
2709 * tree-sra.c (compare_access_positions): Stabilize sort if both
2710 accesses have integer types, return zero immediately if they are the
2713 2010-01-06 Richard Henderson <rth@redhat.com>
2716 * haifa-sched.c (add_to_note_list): Merge into ...
2717 (concat_note_lists): ... here, and ...
2718 (unlink_other_notes, rm_other_notes): Merge into...
2719 (remove_notes): ... here. Create REG_SAVE_NOTEs for
2720 NOTE_INSN_EPILOGUE_BEG.
2722 2010-01-06 Richard Guenther <rguenther@suse.de>
2724 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
2725 not inline regular functions into always-inline functions.
2727 2010-01-06 Nick Clifton <nickc@redhat.com>
2729 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
2730 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
2732 (OVERRIDE_OPTIONS): Delete.
2733 (OPTIMIZATION_OPTIONS): Define.
2734 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
2735 * config/rx/rx.c (rx_handle_option): Issue an error message if
2736 -mcpu=rx200 and -fpu are used together.
2737 (rx_set_optimization_options): New function. Issue an error
2738 message if an optimization attribute attempts to reset the FPU/
2739 math optimization pairing.
2740 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
2741 * config/rx/rx.opt: Set the default to 32-bit doubles.
2742 * config/rx/t-rx: Add multilibs for -nofpu option.
2743 * doc/invoke.texi: Update documentation of RX options.
2745 2010-01-06 Richard Guenther <rguenther@suse.de>
2747 * tree-ssa-pre.c (name_to_id): New global.
2748 (alloc_expression_id): Simplify SSA name handling.
2749 (lookup_expression_id): Likewise.
2750 (init_pre): Zero name_to_id.
2751 (fini_pre): Free it.
2753 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
2755 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
2757 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
2760 * config/i386/sse.md (smaxv2di3): New.
2761 (umaxv2di3): Likewise.
2762 (sminv2di3): Likewise.
2763 (uminv2di3): Likewise.
2765 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
2768 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
2769 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
2770 (legitimize_tls_address): Likewise.
2771 (sparc_tls_referenced_p): Likewise.
2772 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
2773 and adjust calls to legitimize_pic_address.
2774 (legitimate_constant_p) Use sparc_tls_referenced_p.
2775 (legitimate_pic_operand_p): Likewise.
2776 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
2777 (sparc_tls_symbol_ref_1): Delete.
2778 (sparc_tls_referenced_p): Make static, recognize specific patterns.
2779 (legitimize_tls_address): Make static, handle CONST patterns.
2780 (legitimize_pic_address): Make static, remove unused parameter and
2781 adjust recursive calls.
2782 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
2783 and adjust call to legitimize_pic_address.
2784 (sparc_output_mi_thunk): Likewise.
2786 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
2787 H.J. Lu <hongjiu.lu@intel.com>
2790 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
2791 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
2792 operands to make them signed.
2795 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2798 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2799 GTU to GT for V4SI and V2DI.
2801 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2802 (umin<mode>3): Removed.
2804 (uminv4si3): Likewise.
2806 2010-01-05 Martin Jambor <mjambor@suse.cz>
2808 PR tree-optimization/42462
2809 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
2810 current_function_decl to helper functions and macros.
2812 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2815 * flags.h: Don't include real.h.
2816 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
2817 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
2818 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
2819 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
2820 * dominance.c: Update copyright.
2821 * gimple.c (walk_gimple_op): Remove inline.
2822 * tree-ssa-reassoc.c: Include real.h.
2823 * Makefile.in (FLAGS_H): Remove $(REAL_H).
2824 (tree-ssa-reassoc.o): Depend on $(REAL_H).
2826 2010-01-05 Nick Clifton <nickc@redhat.com>
2828 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
2829 register to push into the stack frame when the accumulator has to
2830 be saved during interrupts.
2832 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
2834 * doc/invoke.texi: Remove the documentation about option
2836 * common.opt (Wunreachable-code): Preserved for backward
2838 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
2839 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
2840 the backward compatibility flag section.
2842 2010-01-05 Richard Guenther <rguenther@suse.de>
2844 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
2846 2010-01-05 Jakub Jelinek <jakub@redhat.com>
2849 * cfgexpand.c (expand_one_var): Diagnose too large variables.
2851 PR tree-optimization/42508
2852 * tree-sra.c (convert_callers): Check for recursive call
2853 by comparing cgraph nodes instead of decls.
2854 (modify_function): Call ipa_modify_formal_parameters also
2855 on all same_body aliases.
2857 * cgraphunit.c (cgraph_materialize_all_clones): Compare
2858 cgraph nodes when checking for same_body aliases.
2860 2010-01-05 Richard Guenther <rguenther@suse.de>
2862 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
2863 allocation and lookup.
2864 (get_or_alloc_expr_for_constant): Likewise.
2865 (phi_translate): Sink allocation.
2867 2010-01-04 Richard Guenther <rguenther@suse.de>
2869 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
2870 a new entry only if needed.
2871 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
2872 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
2874 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
2876 (phi_translate): Handle CONSTANTs early.
2878 2010-01-04 Martin Jambor <mjambor@suse.cz>
2880 PR tree-optimization/42398
2881 * tree-sra.c (struct access): Removed flag grp_different_types.
2882 (dump_access): Do not dump the removed flag.
2883 (sort_and_splice_var_accesses): Do not set the removed flag.
2884 (sra_modify_expr): Check for type compatibility directly.
2886 2010-01-04 Martin Jambor <mjambor@suse.cz>
2888 PR tree-optimization/42366
2889 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
2890 edges with variable number of parameters.
2891 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
2892 flag instead of asserting it.
2893 (ipa_read_node_info): Read uses_analysis_done flag.
2895 2010-01-04 Richard Guenther <rguenther@suse.de>
2897 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
2898 iterative_hash_* as intended.
2899 (vn_reference_compute_hash): Likewise. Simplify hashing
2901 (vn_reference_lookup_2): Likewise.
2902 (vn_nary_op_compute_hash): Likewise.
2903 (vn_phi_compute_hash): Likewise.
2904 (expressions_equal_p): Remove strange code.
2905 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
2906 (pre_expr_hash): Likewise. Simplify hashing SSA names.
2907 (bitmap_insert_into_set_1): Take value-id as parameter.
2908 (add_to_value): Pass it.
2909 (bitmap_insert_into_set): Likewise.
2910 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
2912 2010-01-04 Jakub Jelinek <jakub@redhat.com>
2915 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
2916 (do_self_spec): For switches with SWITCH_IGNORE set set also
2917 SWITCH_IGNORE_PERMANENTLY.
2918 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
2921 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
2923 * lto-streamer-out.c (output_unreferenced_globals): Output the full
2924 tree of an unreferenced global var.
2926 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2929 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
2930 GTU to GT for V4SI and V2DI.
2932 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
2933 (umin<mode>3): Removed.
2935 (uminv4si3): Likewise.
2937 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
2940 * collect2.c (main): Turn on trace in collect2 if -v is passed
2943 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
2945 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
2946 description of expression operand.
2948 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
2950 * configure.ac: Add install-html to target_list for Make-hooks.
2951 * configure: Regenerate.
2952 * fortran/Make-lang.in (F95_HTMLFILES): New.
2953 (fortran.html): Use it.
2954 (fortran.install-html): New.
2955 * Makefile.in (install-html): Add lang.install-html.
2956 * java/Make-lang.in (JAVA_HTMLFILES): New.
2957 (java.html): Use it.
2958 (java.install-html): New.
2959 * objc/Make-lang.in (objc.install-html): New.
2960 * objcp/Make-lang.in (obj-c++.install-html): New.
2961 * cp/Make-lang.in (c++.install-html): New.
2962 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
2963 * lto/Make-lang.in (lto.install-html): New.
2965 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2968 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
2970 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
2972 PR rtl-optimization/41862
2973 * store-motion.c (store_killed_in_insn, compute_store_table,
2974 remove_reachable_equiv_notes, replace_store_insn,
2975 build_store_vectors): Ignore all DEBUG_INSNs.
2977 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
2980 * common.opt: Add dumpdir.
2982 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
2984 (option_map): Add --dumpdir.
2986 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
2988 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
2990 * opts.c (decode_options): Try dump_dir_name first if
2991 dump_base_name isn't an absolute path.
2992 (common_handle_option): Handle OPT_dumpdir.
2994 * toplev.c (dump_dir_name): New.
2995 (print_switch_values): Also ignore -dumpdir.
2997 * toplev.h (dump_dir_name): New.
2999 2010-01-03 Richard Guenther <rguenther@suse.de>
3001 PR tree-optimization/42589
3002 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
3003 double-word expansion of bswap32.
3005 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
3007 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
3008 with BLOCK_FOR_INSN.
3009 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
3010 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
3011 noce_process_if_block): Likewise.
3012 * gcse.c (compute_local_properties, insert_expr_in_table,
3013 insert_set_in_table, canon_list_insert, find_avail_set,
3014 pre_insert_copy_insn): Likewise.
3016 * basic-block.h (BLOCK_NUM): Move from here...
3017 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
3019 2010-01-03 Richard Guenther <rguenther@suse.de>
3021 PR tree-optimization/42438
3022 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
3023 contains_may_not_return_call flag.
3024 (BB_MAY_NOTRETURN): New.
3025 (valid_in_sets): Trapping nary operations are not valid
3026 in blocks that may not return.
3027 (insert_into_preds_of_block): Remove check for trapping expressions.
3028 (compute_avail): Compute also BB_MAY_NOTRETURN.
3030 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
3032 * doc/invoke.texi: Add 2010 to copyright years.
3034 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
3036 * config/sparc/sparc.c: Fix formatting nits.
3038 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
3039 Alexander Monakov <amonakov@ispras.ru>
3041 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
3043 2010-01-02 Richard Guenther <rguenther@suse.de>
3046 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
3047 (simplify_switch_using_ranges): Mark to be removed edges
3050 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3052 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
3054 * collect2.c (scan_libraries): Add missing argument in call to
3057 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
3060 * config/alpha/predicates.md (aligned_memory_operand): Return false
3062 (unaligned_memory_operand): Return true for CQImode.
3063 * config/alpha/alpha.c (get_aligned_mem): Assert that location
3064 doesn not cross aligned SImode word boundary.
3066 2010-01-02 Anatoly Sokolov <aesok@post.ru>
3068 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
3070 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
3071 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
3073 2010-01-02 Richard Guenther <rguenther@suse.de>
3076 * toplev.c (compile_file): Emit LTO marker properly. Change
3078 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
3080 2010-01-01 Richard Guenther <rguenther@suse.de>
3083 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
3085 2010-01-01 Richard Guenther <rguenther@suse.de>
3088 * c-decl.c (grokdeclarator): For zero-size arrays force
3089 structural equality checks as layout_type does.
3091 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3093 * builtins.c: Update copyright to 2010.
3095 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
3098 * lto-streamer-out.c (produce_asm): Revert the last change.
3099 (copy_function): Likewise.
3101 * lto-streamer.c (lto_get_section_name): Skip any leading
3104 2010-01-01 Richard Guenther <rguenther@suse.de>
3107 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
3111 Copyright (C) 2010 Free Software Foundation, Inc.
3113 Copying and distribution of this file, with or without modification,
3114 are permitted in any medium without royalty provided the copyright
3115 notice and this notice are preserved.