1 2009-02-20 Mark Mitchell <mark@codesourcery.com>
2 Joseph Myers <joseph@codesourcery.com>
4 * config/arm/arm.c (arm_builtin_va_list): New function.
5 (arm_expand_builtin_va_start): Likewise.
6 (arm_gimplify_va_arg_expr): Likewise.
7 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
8 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
9 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
10 (va_list_type): New variable.
11 (arm_mangle_type): Mangle va_list_type appropriately.
13 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
17 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
18 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
19 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
20 parameter to 1000 for -O1 by default.
21 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
23 * loop-invariant.c: Include params.h.
24 (move_loop_invariants): Don't call move_single_loop_invariants on
27 2009-02-20 Jaka Mocnik <jaka@xlab.si>
29 * calls.c (emit_library_call_value_1): Use slot_offset instead of
30 offset when calculating bounds for indexing stack_usage_map. Fixes
31 a buffer overflow with certain target setups.
33 2009-02-20 Jakub Jelinek <jakub@redhat.com>
36 * calls.c (expand_call): Clear try_tail_call if caller and callee
37 disagree in promotion of function return value.
39 2009-02-19 Jakub Jelinek <jakub@redhat.com>
42 * c-common.c (c_determine_visibility): If visibility changed and
43 DECL_RTL has been already set, call make_decl_rtl to update symbol
46 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
49 * varasm.c (assemble_variable): Don't check DECL_NAME when
50 globalizing a variable.
52 2009-02-19 Joseph Myers <joseph@codesourcery.com>
55 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
56 expression before any __builtin_trap call.
57 * c-typeck.c (build_function_call): Convert and check function
58 arguments before generating a call to a trap. Evaluate the
59 function arguments before the trap.
61 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
64 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
65 (UNSPEC_FXAM_MEM): New unspec.
66 (fxam<mode>2_i387_with_temp): New insn and split pattern.
67 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
68 memory using fxam<mode>2_i387_with_temp to remove excess precision.
70 2009-02-19 Richard Guenther <rguenther@suse.de>
72 PR tree-optimization/39207
73 PR tree-optimization/39074
74 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
75 storedanything_tree): New.
76 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
77 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
78 (build_succ_graph): Add edges from STOREDANYTHING to all
80 (init_base_vars): Initialize STOREDANYTHING.
81 (compute_points_to_sets): Free substitution info after
82 building the succ graph.
83 (ipa_pta_execute): Likewise.
85 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
87 (do_ds_constraint): Do not add to special var or non-pointer
89 (type_could_have_pointers): Split out from ...
90 (could_have_pointers): ... here. For arrays use the element type.
91 (create_variable_info_for): Initialize may_have_pointers.
92 (new_var_info): Likewise.
93 (handle_lhs_call): Make the HEAP variable unknown-sized.
94 (intra_create_variable_infos): Use a type with pointers for
95 PARM_NOALIAS, make it unknown-sized.
97 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
100 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
102 2009-02-18 Jason Merrill <jason@redhat.com>
105 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
106 value if DECL_EXTERNAL.
107 * tree-sra.c (sra_walk_gimple_assign): Likewise.
108 * target.h (gcc_target::binds_local_p): Clarify "module".
109 * tree.h (TREE_PUBLIC): Clarify "module".
111 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
114 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
115 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
117 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
120 * c.opt (Wabi): Support C and ObjC.
123 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
125 * config/i386/i386.c (classify_argument): Warn once about the ABI
126 change when passing union with long double.
128 * doc/invoke.texi: Update -Wabi for warning psABI changes.
130 2009-02-18 Joseph Myers <joseph@codesourcery.com>
133 * c-parser.c (c_parser_compound_statement): Always enter and leave
136 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
139 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
141 2009-02-18 Jakub Jelinek <jakub@redhat.com>
143 PR tree-optimization/36922
144 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
145 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
148 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
150 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
153 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
155 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
157 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
159 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
162 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
163 Richard Sandiford <rdsandiford@googlemail.com>
165 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
166 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
167 (loongson_biadd): ...this.
169 2009-02-17 Richard Guenther <rguenther@suse.de>
171 PR tree-optimization/39202
172 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
173 a var make sure to follow existing collapses.
175 2009-02-17 Richard Guenther <rguenther@suse.de>
178 * langhooks.c (lhd_print_error_function): Check for NULL block.
180 2009-02-17 Richard Guenther <rguenther@suse.de>
182 PR tree-optimization/39204
183 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
186 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
188 * config/soft-fp/double.h: Update from glibc CVS.
190 2009-02-17 Richard Guenther <rguenther@suse.de>
192 PR tree-optimization/39207
193 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
194 strict-aliasing warnings for pointers pointing to NULL.
196 2009-02-16 Joseph Myers <joseph@codesourcery.com>
199 * c-parser.c (c_parser_braced_init): Call pop_init_level when
200 skipping until next close brace.
202 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
205 * config/i386/i386.c (ix86_expand_push): Set memory alignment
206 to function argument boundary.
208 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
210 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
211 in the lea_add. Reload eventually constraints it properly.
212 * config/picochip/constraints.md : Remove the target constraint
213 "b", since it is not needed anymore.
215 2009-02-16 Jakub Jelinek <jakub@redhat.com>
217 * gthr-dce.h: Uglify function parameter and local variable names.
218 * gthr-gnat.h: Likewise.
219 * gthr-mipssde.h: Likewise.
220 * gthr-nks.h: Likewise.
221 * gthr-posix95.h: Likewise.
222 * gthr-posix.h: Likewise.
223 * gthr-rtems.h: Likewise.
224 * gthr-single.h: Likewise.
225 * gthr-solaris.h: Likewise.
226 * gthr-tpf.h: Likewise.
227 * gthr-vxworks.h: Likewise.
228 * gthr-win32.h: Likewise.
230 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
233 * config/i386/i386.md: Restrict the new peephole2 to move
234 between MMX/SSE registers.
236 2009-02-15 Richard Guenther <rguenther@suse.de>
239 2009-02-13 Richard Guenther <rguenther@suse.de>
241 * configure.ac: Enable LFS.
242 * configure: Re-generate.
243 * config.in: Likewise.
245 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
247 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
248 spu_srqwbyte, spu_srqwbytebc): Define.
249 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
250 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
251 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
252 "shrqby_<mode>"): New insn-and-split patterns.
253 * config/spu/spu.c (expand_builtin_args): Determine and return
254 number of operands using spu_builtin_description data.
255 (spu_expand_builtin_1): Use it.
257 2009-02-13 Steve Ellcey <sje@cup.hp.com>
260 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
263 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
266 * config/i386/i386.c (override_options): Correct warning
267 messages for -malign-loops, -malign-jumps and -malign-functions.
269 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
272 * config/i386/i386.md: Restrict the new peephole2 to move
273 between the general purpose registers.
275 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
278 * config/i386/i386.c (type_natural_mode): Add a new argument.
279 Return the original mode and warn ABI change if vector size is 32byte.
280 (function_arg_advance): Updated.
281 (function_arg): Likewise.
282 (ix86_function_value): Likewise.
283 (ix86_return_in_memory): Likewise.
284 (ix86_sol10_return_in_memory): Likewise.
285 (ix86_gimplify_va_arg): Likewise.
286 (function_arg_32): Don't warn ABX ABI change here.
287 (function_arg_64): Likewise.
289 2008-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
291 * loop-iv.c (implies_p): In the final case, test that operands 0
292 of the two comparisons match.
294 * config/bfin/bfin.c (find_prev_insn_start): New function.
295 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
296 (find_next_insn_start): Move.
298 2009-02-13 Richard Guenther <rguenther@suse.de>
300 * configure.ac: Enable LFS.
301 * configure: Re-generate.
302 * config.in: Likewise.
304 2009-02-13 Joseph Myers <joseph@codesourcery.com>
307 * c-parser.c (c_parser_parms_list_declarator): Discard pending
308 sizes on syntax error after some arguments have been parsed.
310 2009-02-12 Jakub Jelinek <jakub@redhat.com>
312 * doc/invoke.texi (-fira): Remove.
314 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
316 * caller-save.c: Replace regclass.c with reginfo.c in comments.
320 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
322 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
323 (umul_ppmm): Likewise.
324 (count_leading_zeros): Likewise.
325 (count_trailing_zeros): Likewise.
326 (UMUL_TIME): Likewise.
328 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
330 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
331 soft-fp/t-softfp to tmake_file.
333 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
334 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
335 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
336 IA64_BUILTIN_INFQ]: New.
337 (ia64_init_builtins): Initialize __builtin_infq,
338 __builtin_fabsq and __builtin_copysignq if not HPUX.
339 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
340 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
342 * config/ia64/lib1funcs.asm (__divtf3): Define only if
344 (__fixtfti): Likewise.
345 (__fixunstfti): Likewise.
346 (__floattitf): Likewise.
348 * config/ia64/libgcc-glibc.ver: New.
349 * config/ia64/t-fprules-softfp: Likewise.
350 * config/ia64/sfp-machine.h: Likewise.
352 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
353 (LIBGCC2_TF_CEXT): Likewise.
355 (TARGET_INIT_LIBFUNCS): Likewise.
357 * config/ia64/t-glibc (SHLINB_MAPFILES):
358 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
360 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
362 * config/i386/i386.c (construct_container): Rewrite processing
363 BLKmode with X86_64_SSE_CLASS.
365 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
368 * config/i386/i386.md: Replace simplify_replace_rtx with
369 replace_rtx in the new peephole2.
371 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
373 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
374 loop unrolling do not happen at -O2.
376 2009-02-12 Michael Matz <matz@suse.de>
378 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
380 2009-02-12 Jakub Jelinek <jakub@redhat.com>
382 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
385 2009-02-12 Ben Elliston <bje@au.ibm.com>
387 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
388 patterns when updating the back chain. Missed in the 2009-02-10
391 2009-02-11 Janis Johnson <janis187@us.ibm.com>
393 * doc/extend.texi (Decimal Floating Types): Update identifier of
394 draft TR and list of missing support.
396 2009-02-11 Jakub Jelinek <jakub@redhat.com>
399 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
400 bit to variable length decl's flags, add it also to its
401 pointer replacement variable.
403 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
404 Jakub Jelinek <jakub@redhat.com>
407 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
408 (memory_blockage): New expander.
409 (*memory_blockage): New insn pattern.
410 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
411 instead of general blockage at the end of function prologue when
412 frame pointer is used to access red zone area. Do not emit blockage
413 when profiling, it is emitted in generic code.
414 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
415 function epilogue when frame pointer is used to access red zone area.
417 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
420 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
421 by arithmetic with memory operands.
422 * config/i386/predicates.md (commutative_operator): New.
424 2009-02-10 Janis Johnson <janis187@us.ibm.com>
426 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
429 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
431 * alias.h (record_alias_subset): Declare.
432 * alias.c (record_alias_subset): Make global.
434 2009-02-10 Nick Clifton <nickc@redhat.com>
436 * tree-parloops.c: Change license to GPLv3.
437 * ipa-struct-reorg.c: Change license to GPLv3.
438 * ipa-struct-reorg.h: Change license to GPLv3.
440 2009-02-10 Steve Ellcey <sje@cup.hp.com>
443 * c-decl.c (start_struct): Return NULL on error.
445 2009-02-10 Jakub Jelinek <jakub@redhat.com>
448 * cfgloopmanip.c (remove_path): Call remove_bbs after
449 cancel_loop_tree, not before it.
452 * function.h (struct function): Add has_local_explicit_reg_vars bit.
453 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
455 * tree-ssa-live.c (remove_unused_locals): Recompute
456 cfun->has_local_explicit_reg_vars.
457 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
458 copies or clearings if cfun->has_local_explicit_reg_vars.
460 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
463 * config/i386/i386.c (expand_prologue): Emit blockage at the end
464 of function prologue when frame pointer is used to access
467 2009-02-10 Richard Guenther <rguenther@suse.de>
470 * gimplify.c (gimple_regimplify_operands): Always look if
471 we need to create a temporary.
473 2009-02-10 Richard Guenther <rguenther@suse.de>
475 PR tree-optimization/39132
476 * tree-loop-distribution.c (todo): New global var.
477 (generate_memset_zero): Trigger TODO_rebuild_alias.
478 (tree_loop_distribution): Return todo.
480 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
483 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
484 (x86_64_reg_class_name): Removed.
485 (classify_argument): Return 0 if bytes > 32. Return 0 if the
486 first one isn't X86_64_SSE_CLASS or any other ones aren't
487 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
488 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
489 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
490 and 3 X86_64_SSEUP_CLASS.
491 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
492 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
494 2009-02-10 Ben Elliston <bje@au.ibm.com>
496 * config/rs6000/rs6000.md (allocate_stack): Always use an update
497 form instruction to update the stack back chain word, even if the
498 user has disabled the generation of update instructions.
499 (movdi_<mode>_update_stack): New.
500 (movsi_update_stack): Likewise.
501 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
502 always use an update form instruction to update the stack back
505 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
508 * graphite.c (if_region_set_false_region): After moving a region in
509 the false branch of a condition, remove the empty dummy basic block.
510 (gloog): Remove wrong fix for PR38953.
512 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
514 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
515 generation due to implicit sign extension.
517 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
520 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
521 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
523 2009-02-09 Richard Guenther <rguenther@suse.de>
526 * convert.c (convert_to_real): Disable (float)fn((double)x)
527 to fnf(x) conversion if errno differences may occur and
530 2009-02-07 Anatoly Sokolov <aesok@post.ru>
532 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
533 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
534 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
536 2009-02-06 Joseph Myers <joseph@codesourcery.com>
539 * c-common.c (handle_alias_attribute): Disallow attribute for
540 anything not a FUNCTION_DECL or VAR_DECL.
542 2009-02-06 Janis Johnson <janis187@us.ibm.com>
545 * real.c (do_compare): Special-case compare of zero against
548 2009-02-06 Joseph Myers <joseph@codesourcery.com>
551 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
552 as indicating flexible array members unless the field itself is
553 being declarared as the incomplete array.
555 2009-02-06 Jan Hubicka <jh@suse.cz>
557 PR tree-optimization/38844
558 * ipa-inline.c (try_inline): Stop inlining recursion when edge
561 2009-02-06 Richard Guenther <rguenther@suse.de>
564 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
565 fork because we may expand it as __gcov_fork.
567 2009-02-06 Nick Clifton <nickc@redhat.com>
569 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
571 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
573 PR tree-optimization/35659
574 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
575 vn_phi_eq): Shortcut if hashcode does not match.
576 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
578 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
579 and avoid iterative_hash_expr.
580 (FOR_EACH_VALUE_ID_IN_SET): New.
581 (value_id_compare): Remove.
582 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
583 sort expressions by value id.
585 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
588 * config/sh/predicates.md (general_movsrc_operand): Don't check
589 the subreg of system registers here.
591 2009-02-05 Jakub Jelinek <jakub@redhat.com>
594 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
597 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
599 PR rtl-optimization/39110
600 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
601 addresses, not aligned ones.
603 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
604 Richard Guenther <rguenther@suse.de>
606 PR tree-optimization/39100
607 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
608 comment says and add edges.
610 2009-02-05 Joseph Myers <joseph@codesourcery.com>
613 * c-common.c (handle_tls_model_attribute): Ignore attribute for
614 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
616 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
618 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
619 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
620 register_bb_in_sese, new_sese, free_sese): Moved.
621 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
622 outermost_loop_in_scop, build_scop_iteration_domain,
623 expand_scalar_variables_ssa_name, get_vdef_before_scop,
624 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
625 Use loop_in_sese_p instead of loop_in_scop_p.
626 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
627 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
628 (scopdet_basic_block_info): Fix bug in scop detection.
629 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
630 eq_loop_to_cloog_loop): Remove.
631 (nb_loops_around_loop_in_scop, nb_loop
632 ref_nb_loops): Moved here...
633 * graphite.h (ref_nb_loops): ... from here.
634 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
635 (loop_domain_dim, loop_iteration_vector_dim): Remove.
636 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
637 * testsuite/gcc.dg/graphite/scop-19.c: New
639 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
640 Hans-Peter Nilsson <hp@axis.com>
642 PR rtl-optimization/37889
643 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
644 Move offset handling from PLUS to before the switch. Use new
645 arguments when considering SYMBOL_REFs too.
646 (rtx_addr_can_trap_p): Pass dummy offset and size.
647 (enum may_trap_p_flags): Remove.
648 (may_trap_p_1): Pass size from MEM_SIZE.
650 PR rtl-optimization/38921
651 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
652 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
653 * rtlanal.c (may_trap_after_code_motion_p): Delete.
654 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
656 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
658 AVX Programming Reference (January, 2009)
659 * config/i386/sse.md (*vpclmulqdq): New.
661 2009-02-04 Jakub Jelinek <jakub@redhat.com>
663 PR tree-optimization/38977
664 PR gcov-profile/38292
665 * calls.c (special_function_p): Disregard __builtin_ prefix.
667 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
669 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
670 non-indexable addresses even before reload.
672 2009-02-03 Joseph Myers <joseph@codesourcery.com>
675 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
676 as having variable size. Do not give an error for unnamed
677 parameters with [*] declarators. Give a warning for type names
678 with [*] declarators and mark them as variable size.
679 * c-parser.c (c_parser_sizeof_expression): Do not give an error
680 for sizeof applied to [*] type names.
682 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
685 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
687 2009-02-03 Jakub Jelinek <jakub@redhat.com>
689 * gcc.c (process_command): Update copyright notice dates.
690 * gcov.c (print_version): Likewise.
691 * gcov-dump.c (print_version): Likewise.
692 * mips-tfile.c (main): Likewise.
693 * mips-tdump.c (main): Likewise.
695 2009-02-03 Joseph Myers <joseph@codesourcery.com>
698 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
699 for composite type involving a zero-length array type.
701 2009-02-03 Jakub Jelinek <jakub@redhat.com>
704 * function.c (match_asm_constraints_1): Skip over
705 initial optional % in the constraint.
708 * c-parser.c (c_parser_postfix_expression): If fixed point is not
709 supported, don't accept FIXED_CSTs.
710 * c-decl.c (finish_declspecs): Error if fixed point is not supported
711 and _Sat is used without _Fract/_Accum. Set specs->type to
712 integer_type_node for cts_fract/cts_accum if fixed point is not
715 2009-02-02 Catherine Moore <clm@codesourcery.com>
717 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
719 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
721 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
722 (ABI_HAS_64BIT_SYMBOLS): Use it.
723 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
725 2009-02-02 Paul Brook <paul@codesourcery.com>
727 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
729 2009-02-02 Jakub Jelinek <jakub@redhat.com>
732 * recog.h (asm_operand_ok): Add constraints argument.
733 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
734 recurse on matching constraint.
735 (check_asm_operands): Pass constraints as 3rd argument to
736 asm_operand_ok. Don't look up matching constraint here.
737 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
740 2009-02-02 Ben Elliston <bje@au.ibm.com>
742 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
743 TARGET_NARROW_VOLATILE_BITFIELD macro names.
745 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
747 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
748 information. Remove some obsolete information. Reorganize.
750 * config/pa/fptr.c: Revert license to GPL 2.
751 * config/pa/milli64.S: Likewise.
753 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
756 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
757 LIBRARY name in, instead of hard-coding it.
758 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
759 extra target make frag to tmake_files according to EH model.
760 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
761 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
762 frags that define makefile variable EH_MODEL appropriately.
763 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
764 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
765 to "-sjlj" according to type of EH configured.
766 (LIBGCC_SONAME): Concatenate it to shared library base name.
767 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
768 to "_sjlj" according to type of EH configured.
769 (LIBGCC_SONAME): Concatenate it to shared library base name.
770 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
771 (SHLIB_LINK): Add missing semicolon to if-else construct.
772 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
773 string value of "pe_dll" command-line option.
774 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
775 (SHLIB_SONAME): Use it when overriding t-cygming default.
776 (SHLIB_IMPLIB): Override t-cygming default.
777 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
778 string value of "pe_dll" command-line option.
780 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
783 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
784 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
786 2009-01-31 Richard Guenther <rguenther@suse.de>
788 PR tree-optimization/38937
789 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
790 computing the transitive closure.
792 2009-01-30 Richard Guenther <rguenther@suse.de>
794 PR tree-optimization/39041
795 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
796 Propagate variable indices only if the types match for this stmt.
798 2009-01-30 Jakub Jelinek <jakub@redhat.com>
801 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
802 inline but never defined.
804 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
806 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
807 (*insv_h_di_reg_extimm): New insn.
808 (*insv_l<mode>_reg_extimm): New insn.
810 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
812 * config/picochip/picochip.c (flag_conserve_stack): set
813 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
814 fconserve-stack. Reduce call-overhead used by inliner.
816 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
819 * common.opt (flag_conserve_stack): Initialised to zero.
821 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
824 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
825 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
828 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
830 * ira-color.c (allocno_reload_assign): Update comments.
831 * regmove.c (regmove_optimize): Likewise.
835 2009-01-29 Robert Millan <rmh@aybabtu.com>
837 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
838 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
840 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
842 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
844 PR tree-optimization/39007
845 * tree-loop-distribution.c (generate_builtin): Use
846 recompute_dominator to compute the immediate dominator of the
847 basic block just after the loop.
849 2008-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
851 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
852 (ASM_OUTPUT_DWARF_PCREL): Define.
854 2008-01-29 Vladimir Makarov <vmakarov@redhat.com>
856 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
857 * doc/passes.texi: Remove entries about regclass, local-alloc, and
858 global. Modify entries about regmove and IRA.
860 * ra-conflict.c: Remove the file.
862 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
864 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
865 (pass_regclass_init): Rename to pass_reginfo_init.
867 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
869 * toplev.h (flag_ira): Remove.
871 * caller-save.c (setup_save_areas): Remove flag_ira.
873 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
875 * global.c: Remove the file.
877 * opts.c: (decode_options): Remove flag_ira.
879 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
881 * regmove.c: Modify file description.
882 (find_use_as_address, try_auto_increment): Define them only if
883 AUTO_INC_DEC is defined.
884 (replacement_quality, replace_in_call_usage, fixup_match_1,
885 stable_and_no_regs_but_for_p): Remove.
886 (reg_set_in_bb): Make it static.
887 (regmove_optimize): Remove flag_ira and code which worked for
890 * local-alloc.c: Remove the file.
892 * common.opt (fira): Remove.
894 * ira.c: Include except.h.
895 (eliminable_regset): Move from global.c.
896 (mark_elimination): Ditto. Remove flag_ira.
897 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
898 equiv_mem_modified, validate_equiv_mem_from_store,
899 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
900 contains_replace_regs, memref_referenced_p, memref_used_between_p,
901 no_equiv, recorded_label_ref): Move from local-alloc.c.
902 (update_equiv_regs): Ditto. Make it static.
903 (print_insn_chain, print_insn_chains): Move it from global.c.
904 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
905 (build_insn_chain): Ditto. Make it static.
906 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
907 Rename to init_live_subregs.
908 (gate_ira): Remove flag_ira.
910 * regclass.c: Rename reginfo.c. Change file description.
911 (FORBIDDEN_INC_DEC_CLASSES): Remove.
912 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
913 (init_reg_sets_1): Remove code for evaluation of
914 reg_class_superclasses and losing_caller_save_reg_set.
915 (init_regs): Remove init_reg_autoinc.
916 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
917 ok_for_base_p_nonstrict): Remove.
918 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
919 (pass_regclass_init): Rename to pass_reginfo_init. Modify
920 corresponding entries.
921 (dump_regclass, record_operand_costs, scan_one_insn,
922 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
923 record_address_regs, auto_inc_dec_reg_p): Remove.
924 (gt-regclass.h): Rename to gt-reginfo.h.
926 * rtl.h (dump_global_regs, retry_global_alloc,
927 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
929 * Makefile.in (RA_H): Remove.
930 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
931 Rename regclass.o to reginfo.o.
932 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
934 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
935 (GTFILES): Rename regclass.c to reginfo.c.
937 * passes.c (init_optimization_passes): Remove pass_local_alloc and
938 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
940 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
941 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
943 (finish_spills): Ditto. Remove code for !flag_ira.
945 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
948 * doc/invoke.texi (rtl debug options): Complete rewrite.
949 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
951 * mode-switching.c (pass_mode_switching): Rename pass from
952 "mode-sw" to "mode_sw".
953 * except.c (pass_convert_to_eh_ranges): Rename pass from
954 "eh-ranges" to "eh_ranges".
955 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
959 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
960 Alexander Monakov <amonakov@ispras.ru>
963 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
965 (move_exprs_to_boundary): Change return type and pass through
966 should_move from move_op. Relax assert. Update usage ...
967 (schedule_expr_on_boundary): ... here. Use should_move instead of
969 (move_op_orig_expr_found): Indicate that insn was disconnected from
971 (code_motion_process_successors): Do not call after_merge_succs
972 callback if original expression was not found when traversing any of
974 (code_motion_path_driver): Change return type. Update prototype.
975 (move_op): Update comment. Add a new parameter (should_move). Update
976 prototype. Set *should_move based on indication provided by
977 move_op_orig_expr_found.
979 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
981 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
982 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
983 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
984 * config/rs6000/rs6000.c (rs6000_override_options): Default
985 avoid-indexed-addresses on for Power6, off for everything else.
986 (avoiding_indexed_address_p): New function.
987 (rs6000_legitimize_address): Use it.
988 (rs6000_legitimate_address): Likewise.
989 * config/rs6000/rs6000.md (movXX_updateX): Likewise
991 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
993 PR tree-optimization/38997
994 * tree-loop-distribution.c (generate_memset_zero): Use
995 POINTER_PLUS_EXPR for a pointer addition.
997 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
999 * config/s390/s390.md (bswap<mode>2): New pattern added.
1001 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
1003 * config/s390/s390.md (*tls_load_31): Added type attribute.
1005 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
1007 * config/s390/s390.md: Fix a few comments.
1009 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
1011 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
1012 (*tm<mode>_full): Fixed z10prop attribute.
1013 (*tst<mode>_extimm): Fixed z10prop attribute.
1014 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
1015 (*tstqiCCT_cconly): Fixed z10prop attribute.
1016 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
1017 (*movsi_larl): Fixed z10prop attribute.
1018 (*movsi_zarch): Fixed z10prop attribute.
1019 (*movsi_eas): Fixed z10prop attribute.
1020 (*movhi): Fixed z10prop attribute.
1021 (*movqi): Fixed z10prop attribute.
1022 (*movstrictqi): Fixed z10prop attribute.
1023 (*mov<mode>): Fixed z10prop attribute.
1024 (*movcc): Fixed z10prop attribute.
1025 (*sethighpartdi_64): Fixed z10prop attribute.
1026 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
1027 (*negdi2_sign_cc): Fixed z10prop attribute.
1028 (*negdi2_sign): Fixed z10prop attribute.
1029 (*absdi2_sign_cc): Fixed z10prop attribute.
1030 (*absdi2_sign): Fixed z10prop attribute.
1031 (*negabsdi2_sign_cc): Fixed z10prop attribute.
1032 (*negabsdi2_sign): Fixed z10prop attribute.
1033 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
1034 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
1035 (doloop_si64): Fixed z10prop attribute.
1036 (doloop_si31): Fixed z10prop attribute.
1037 (doloop_long): Fixed z10prop attribute.
1038 (indirect_jump): Fixed z10prop attribute.
1039 (nop): Fixed z10prop attribute.
1040 (main_base_64): Fixed z10prop attribute.
1041 (reload_base_64): Fixed z10prop attribute.
1043 2009-01-28 Jakub Jelinek <jakub@redhat.com>
1045 PR rtl-optimization/38740
1046 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
1048 * config/mips/mips.c (mips_reorg): Likewise.
1050 2009-01-28 Richard Guenther <rguenther@suse.de>
1052 PR tree-optimization/38926
1053 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
1054 with the correct value id to a value.
1055 (do_regular_insertion): Use the value number of edoubleprime
1056 for the value number of the expr.
1059 2008-08-21 Richard Guenther <rguenther@suse.de>
1061 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
1062 a PHI ask VN if it is already available.
1063 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
1064 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
1066 2009-01-28 Jakub Jelinek <jakub@redhat.com>
1069 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
1070 set to varying whenever max has TREE_OVERFLOW set, similarly
1071 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
1073 2009-01-28 Richard Guenther <rguenther@suse.de>
1076 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
1077 uninitialized aggregate uses in call arguments.
1079 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
1081 PR tree-optimization/38984
1082 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
1083 the nothing_id variable if -fno-delete-null-pointer-checks.
1085 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
1088 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
1089 (set_got_offset_rex64): Ditto.
1091 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
1094 * doc/extend.texi: Improve local variable with asm reg.
1096 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
1098 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
1099 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
1100 was not supplied then set warn_packed_bitfield_compat to the
1102 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
1105 2009-01-27 Richard Guenther <rguenther@suse.de>
1107 PR tree-optimization/38503
1108 * cfgexpand.c (expand_gimple_basic_block): Ignore
1109 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
1110 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
1111 variables that cannot have TBAA applied.
1112 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
1115 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
1118 * calls.c (initialize_argument_information): Do not wrap complex
1119 arguments in SAVE_EXPR.
1121 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
1123 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
1124 (INSTALL_LIBGCC): Revert typo commit.
1126 2009-01-26 Richard Guenther <rguenther@suse.de>
1128 PR tree-optimization/38745
1129 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
1130 from special handling.
1132 2009-01-26 Richard Guenther <rguenther@suse.de>
1134 PR tree-optimization/38745
1135 * tree-ssa.c (execute_update_addresses_taken): Do not include
1136 variables that cannot possibly be a register in not_reg_needs.
1137 Do not clear TREE_ADDRESSABLE on vars that may not become
1139 * tree-ssa.c (update_alias_info_1): Include those in the set
1140 of addressable vars.
1142 2009-01-26 Richard Guenther <rguenther@suse.de>
1145 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
1146 * tree-ssa-dse.c: Include langhooks.h
1147 (execute_simple_dse): Remove stores with zero size.
1149 2009-01-24 Jakub Jelinek <jakub@redhat.com>
1152 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
1155 2009-01-24 Julian Brown <julian@codesourcery.com>
1157 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
1158 config/arm/linux-atomic.c.
1159 * config/arm/linux-atomic.c: New.
1161 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
1163 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
1164 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
1165 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
1167 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
1170 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
1173 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
1175 PR tree-optimization/38953
1176 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
1177 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
1178 (gloog): Split the exit of the scop when the scop exit is a loop exit.
1179 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
1182 2009-01-24 Paul Brook <paul@codesourcery.com>
1184 * config/arm/neon.md (neon_type): Move to arm.md.
1185 (neon_mov<VSTRUCT>): Add neon_type attribute.
1186 * config/arm/arm.md (neon_type): Move to here.
1187 (conds): Add "unconditioal" and use as default for NEON insns.
1189 2009-01-24 Ben Elliston <bje@au.ibm.com>
1191 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
1192 void *' warning from -Wc++-compat.
1193 * Makefile.in (dominance.o-warn): Remove.
1195 2008-01-23 Paolo Bonzini <bonzini@gnu.org>
1197 PR tree-optimization/38932
1198 * fold-const.c (fold_unary_ignore_overflow): New.
1199 * tree.h (fold_unary_ignore_overflow): Declare.
1200 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
1201 * tree-ssa-sccvn.c (visit_reference_op_load,
1202 simplify_unary_expression): Likewise.
1204 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
1206 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
1207 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
1208 regardless of their type.
1209 * c-common.c (handle_packed_attribute): Don't ignore packed on
1211 * c.opt (Wpacked-bitfield-compat): New warning option.
1212 * stor-layout.c (place_field): Warn if offset of a field changed.
1213 * doc/extend.texi (packed): Mention the ABI change.
1214 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
1215 (Warning Options): Add it to the list.
1217 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
1219 * c-opts.c (c_common_post_options): Fix a typo in comments.
1221 2009-01-22 Steve Ellcey <sje@cup.hp.com>
1224 * gimplify.c (gimplify_init_constructor): Fix promotion of const
1225 variables to static.
1226 * doc/invoke.texi (-fmerge-all-constants): Update description.
1228 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
1231 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
1232 (*movdi_1_rex64): Use type "mmx" for alternative 5.
1234 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
1236 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
1238 (LOCAL_ALIGNMENT): Similarly.
1240 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
1241 Joseph Myers <joseph@codesourcery.com>
1243 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
1244 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
1245 * config/arm/arm-tune.md: Regenerate.
1246 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
1249 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
1251 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
1252 version number to five.
1254 2009-01-22 Dodji Seketeli <dodji@redhat.com>
1257 * c-decl.c: (clone_underlying_type): Revert PR c++/26693 changes.
1258 * c-common.c (set_underlying_type): Likewise.
1259 (is_typedef_decl ): Likewise
1261 (set_underlying_type): Likewise.
1262 (is_typedef_type): Likewise.
1264 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
1267 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
1270 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1273 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
1274 (LIBGCC_SPEC): Don't define.
1275 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
1277 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
1279 PR rtl-optimization/38879
1280 * alias.c (base_alias_check): Unaligned access via AND address can
1281 alias all surrounding object types except those with sizes equal
1282 or wider than the size of unaligned access.
1284 2009-01-21 Dodji Seketeli <dodji@redhat.com>
1287 * c-decl.c: (clone_underlying_type): Move this ...
1288 * c-common.c (set_underlying_type): ... here.
1289 Also, make sure the function properly sets TYPE_STUB_DECL() on
1290 the newly created typedef variant type.
1291 (is_typedef_decl ): New entry point.
1292 * tree.h: Added a new member member_types_needing_access_check to
1293 struct tree_decl_non_common.
1294 (set_underlying_type): New entry point.
1295 (is_typedef_type): Likewise.
1297 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
1299 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
1300 Check whether two instructions have memory references that
1301 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
1302 are helper functions for traversing.
1303 * alias.h (insn_alias_sets_confilict_p): New prototypes.
1304 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
1305 not to draw dependency edge for instructions with non-conflicting
1308 2009-01-20 Joseph Myers <joseph@codesourcery.com>
1311 * longlong.h: Update copyright years. Use soft-fp license notice.
1312 Sync __clz_tab declaration with glibc.
1314 2009-01-20 Steve Ellcey <sje@cup.hp.com>
1317 * doc/extend.texi (syscall_linkage): New.
1318 (version_id): Modify.
1320 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
1321 Richard Guenther <rguenther@suse.de>
1323 PR tree-optimization/38747
1324 PR tree-optimization/38748
1325 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
1326 conversion if the base address is an indirect reference and the
1327 aliasing sets could cause issues.
1329 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
1331 * common.opt (fgraphite, fgraphite-identity): Add comment for
1332 explaining why these options are not documented.
1334 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
1336 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
1337 gimple_call_lhs is NULL.
1339 2008-01-20 Paolo Bonzini <bonzini@gnu.org>
1342 * emit-rtl.c (adjust_address_1): Make sure memref is never
1345 2009-01-20 Ben Elliston <bje@au.ibm.com>
1347 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
1348 const qualifier from arg parameter. Remove unnecessary cast to char *.
1349 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
1350 const qualifier from arg 2.
1352 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1354 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
1356 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
1359 * rtl.h (reinit_regs): New prototype.
1360 * regclass.c: Include ira.h.
1362 * Makefile.in (regclass.o): Add ira.h.
1363 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
1365 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
1368 * c-common.c (handle_aligned_attribute): Use
1369 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
1370 default alignment value.
1372 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
1374 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
1375 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
1377 * doc/extend.texi: Update __attribute__ ((aligned)). Document
1378 __BIGGEST_ALIGNMENT__.
1380 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
1382 2009-01-18 Richard Guenther <rguenther@suse.de>
1384 PR tree-optimization/38819
1385 * tree-flow.h (operation_could_trap_helper_p): Declare.
1386 * tree-eh.c (operation_could_trap_helper_p): Export.
1387 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
1388 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
1389 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
1390 are about to insert a possibly trapping instruction and fail
1393 2009-01-18 Andreas Schwab <schwab@suse.de>
1395 * doc/install.texi (Configuration): Remove obsolete paragraph
1396 about use of --with-gnu-ld with --with-gnu-as.
1398 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
1400 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
1401 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
1402 Follow spelling conventions.
1404 2009-01-18 Ben Elliston <bje@au.ibm.com>
1406 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
1407 C++ warning about implicit conversion from void * to struct
1409 (bitmap_obstack_free): Likewise for bitmap_element *.
1410 * Makefile.in (bitmap.o-warn): Remove.
1412 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
1414 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
1416 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
1417 Tobias Grosser <tobi.grosser@amd.com>
1419 * graphite.c (graphite_trans_scop_block): Do not block single
1422 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
1424 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
1425 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
1426 test with assertion.
1428 2009-01-16 Richard Guenther <rguenther@suse.de>
1430 PR tree-optimization/38835
1432 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
1433 and INT + PTR -> (INT)(PTR p+ INT) folding.
1434 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
1436 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
1439 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
1440 the subreg from a lowpart subreg if it is also casting the value.
1442 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
1443 Tobias Grosser <tobi.grosser@amd.com>
1445 * graphite.c (compare_prefix_loops): New.
1446 (build_scop_canonical_schedules): Rewritten.
1447 (graphite_transform_loops): Move build_scop_canonical_schedules
1448 after build_scop_iteration_domain.
1450 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
1451 Tobias Grosser <tobi.grosser@amd.com>
1453 * graphite.c (add_conditions_to_domain): Add the loops to
1454 the dimension of the iteration domain. Do copy the domain
1455 only when it exists.
1456 (build_scop_conditions_1): Do not call add_conditions_to_domain.
1457 (add_conditions_to_constraints): New.
1458 (can_generate_code_stmt, can_generate_code): Removed.
1459 (gloog): Do not call can_generate_code.
1460 (graphite_transform_loops): Call add_conditions_to_constraints
1461 after building the iteration domain.
1463 2009-01-16 Jakub Jelinek <jakub@redhat.com>
1465 PR tree-optimization/38789
1466 * tree-ssa-threadedge.c
1467 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
1468 __builtin_constant_p.
1470 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1472 * dce.c (delete_unmarked_insns): Reversed the order that insns are
1473 examined before deleting them.
1475 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
1477 * function.c (aggregate_value_p): Correctly extract the function
1478 type from CALL_EXPR_FN lookup.
1480 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
1482 * config/picochip/picochip.c (picochip_override_options): Revert
1483 CFI asm flag disable commited previously.
1485 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
1486 Tobias Grosser <tobi.grosser@amd.com>
1487 Jan Sjodin <jan.sjodin@amd.com>
1489 * graphite.c (scan_tree_for_params): On substractions negate
1490 all the coefficients of the term.
1491 (clast_to_gcc_expression_red): New. Handle reduction expressions
1492 of more than two operands.
1493 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
1494 (get_vdef_before_scop): Handle also the case of default definitions.
1496 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
1498 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
1499 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
1500 Also use them when walking CALL_INSN_FUNCTION_USAGE.
1502 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
1503 Joey Ye <joey.ye@intel.com>
1506 * cfgexpand.c (expand_stack_alignment): Don't update stack
1507 boundary nor check incoming stack boundary here.
1508 (gimple_expand_cfg): Update stack boundary and check incoming
1509 stack boundary here.
1511 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
1513 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
1515 2009-01-14 Jakub Jelinek <jakub@redhat.com>
1517 PR rtl-optimization/38245
1518 * calls.c (expand_call): Add stack arguments to
1519 CALL_INSN_FUNCTION_USAGE even for pure calls (when
1520 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
1521 in regs and partially in memory or BLKmode arguments.
1522 (emit_library_call_value_1): Add stack arguments to
1523 CALL_INSN_FUNCTION_USAGE even for pure calls (when
1524 ACCUMULATE_OUTGOING_ARGS).
1525 * dce.c: Include tm_p.h.
1526 (find_call_stack_args): New function.
1527 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
1529 (mark_insn): Call find_call_stack_args for CALL_Ps.
1530 (prescan_insns_for_dce): Walk insns backwards in bb rather than
1531 forwards. Allocate and free arg_stores bitmap if needed, pass it
1532 down to deletable_insn_p, don't mark stores set in arg_stores
1533 bitmap, clear the bitmap at the beginning of each bb.
1534 * Makefile.in (dce.o): Depend on $(TM_P_H).
1536 2009-01-14 Michael Meissner <gnu@the-meissners.org>
1539 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
1540 to make sure the insn is a conditional test (bug 22599). Reformat a
1543 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
1546 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
1547 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
1548 (gloog): Do not call cleanup_tree_cfg.
1549 (graphite_transform_loops): Call cleanup_tree_cfg after all
1550 scops have been code generated.
1552 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
1553 * doc/gty.texi (Invoking the garbage collector): Added new node
1554 and section documenting ggc_collect.
1556 2009-01-14 Richard Guenther <rguenther@suse.de>
1558 PR tree-optimization/38826
1560 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
1561 initialization notes only if we actually emitted a warning.
1562 (intra_create_variable_infos): Add constraints for a result decl
1563 that is passed by hidden reference.
1564 (build_pred_graph): Mark all related variables non-direct on
1567 2009-01-14 Nick Clifton <nickc@redhat.com>
1569 * ira-conflicts.c: Include addresses.h for the definition of
1571 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
1572 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
1574 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
1577 * Makefile.in (ira-lives.o): Add except.h.
1579 * ira-lives.c: Include except.h.
1580 (process_bb_node_lives): Process can_throw_internal.
1582 2009-01-13 Jakub Jelinek <jakub@redhat.com>
1584 PR rtl-optimization/38774
1585 * combine.c (simplify_set): When undoing cc_use change, don't do
1586 PUT_CODE on the newly created comparison, but instead put back the
1589 2009-01-13 Joseph Myers <joseph@codesourcery.com>
1591 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
1592 values. Remove duplicate arm8 entry.
1594 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
1596 PR tree-optimization/38786
1597 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
1598 the SSA_NAME case of expand_scalar_variables_expr.
1599 Set the type of an expression to the type of its assign statement.
1600 (expand_scalar_variables_expr): Also gather the scalar computation
1601 used to index the memory access. Do not pass loop_p.
1602 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
1603 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
1604 the gimple_stmt_iterator where it inserts new code.
1606 (copy_bb_and_scalar_dependences): Do not pass loop_p.
1607 (translate_clast): Update call to copy_bb_and_scalar_dependences.
1609 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
1611 * graphite.h (debug_value): Removed.
1612 * graphite.c (debug_value): Removed.
1614 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
1616 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
1617 ldrd/strd with two 32-bit instructions.
1619 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
1621 * config/arm/arm.c (struct processors): Pass for speed down into
1622 cost helper functions.
1623 (const_ok_for_op): Handle COMPARE and inequality nodes.
1624 (arm_rtx_costs_1): Rewrite.
1625 (arm_size_rtx_costs): Update prototype.
1626 (arm_rtx_costs): Pass speed down to helper functions.
1627 (arm_slowmul_rtx_costs): Rework cost calculations.
1628 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
1629 (arm_9e_rtx_costs): Likewise.
1631 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
1633 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
1634 relocations of local symbols wider than UNITS_PER_WORD are not valid.
1635 (alpha_legitimize_address): Do not split local symbols wider than
1636 UNITS_PER_WORD into HIGH/LO_SUM parts.
1638 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
1641 * gcc.c (process_command): Replace call to execvp with calls
1642 to pex_one and exit.
1644 2009-01-03 Anatoly Sokolov <aesok@post.ru>
1647 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
1648 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
1649 variant for devices with 3-byte PC.
1650 (__tablejump_elpm__) : New.
1652 2009-01-12 Jakub Jelinek <jakub@redhat.com>
1655 * c-parser.c (c_parser_postfix_expression): Allow `->' in
1656 offsetof member-designator, handle it as `[0].'.
1658 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1660 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
1661 function when not using named sections on targets with named sections
1662 if branch distance is less than 262132.
1664 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
1666 * combine.c (combine_instructions): Recompute
1667 optimize_this_for_speed_p for each BB in the main combine loop.
1669 2009-01-12 Tomas Bily <tbily@suse.cz>
1672 * tree-loop-distribution.c (prop_phis): New function.
1673 (generate_builtin): Call prop_phis.
1674 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
1676 2009-01-12 Jakub Jelinek <jakub@redhat.com>
1678 PR tree-optimization/38807
1679 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
1680 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
1682 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
1684 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
1685 subreg of op0 to the original op0.
1687 2009-01-11 Laurent GUERBY <laurent@guerby.net>
1689 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
1691 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
1694 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
1695 starting with digits.
1697 2009-01-10 Jakub Jelinek <jakub@redhat.com>
1700 * config/arm/arm.c (arm_is_long_call_p): Don't call
1701 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
1703 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
1705 * regrename.c (regrename_optimize): Fix dumping.
1706 (find_oldest_value_reg): Preserve REG_POINTER.
1707 (copy_hardreg_forward_1): Likewise.
1709 2009-01-09 Diego Novillo <dnovillo@google.com>
1711 * gimple.h (struct gimple_statement_base) <uid>: Document
1712 the restrictions on its use.
1714 (gimple_set_uid): Tidy.
1716 2009-01-09 Jakub Jelinek <jakub@redhat.com>
1718 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
1719 zero guard even if align_bytes != 0 and count is smaller than
1722 2008-01-09 Vladimir Makarov <vmakarov@redhat.com>
1724 PR rtl-optimization/38495
1725 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
1726 (add_range_and_copies_from_move_list): Print all added ranges.
1727 Add ranges to memory optimized destination.
1729 2009-01-09 Jakub Jelinek <jakub@redhat.com>
1733 * config/i386/i386.c (override_options): Reject
1734 -mstringop-strategy=rep_8byte with -m32.
1735 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
1736 to 1. Do count comparison against epilogue_size_needed at compile
1737 time even when count_exp was constant forced into register. For
1738 size_needed don't jump to epilogue, instead just avoid aligning
1739 and invoke the body algorithm. If need_zero_guard, add zero guard
1740 even if count is non-zero, but smaller than size_needed + number of
1741 bytes that could be stored for alignment.
1742 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
1743 to 1. If need_zero_guard, add zero guard even if count is non-zero,
1744 but smaller than size_needed + number of bytes that could be stored
1745 for alignment. Compare size_needed with epilogue_size_needed instead
1746 of desired_align - align, don't adjust size_needed, pass
1747 epilogue_size_needed to the epilogue expanders.
1750 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
1752 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1754 * pa.c (last_address): Change to unsigned.
1755 (update_total_code_bytes): Change argument to unsigned. Don't
1756 check if insn addresses are set.
1757 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
1758 addresses are not set.
1759 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
1761 2009-01-09 Nick Clifton <nickc@redhat.com>
1763 * config/sh/symbian.c: Replace uses of DECL_INLINE with
1764 DECL_DECLARED_INLINE_P.
1766 2009-01-09 Jakub Jelinek <jakub@redhat.com>
1769 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
1770 GET_MODE (op0) in operand_subword_force calls.
1773 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
1774 fold_convert arg0 operands to TREE_TYPE (op0) first.
1776 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
1778 * params.def (ira-max-conflict-table-size): Decrease default value
1781 2009-01-08 Jakub Jelinek <jakub@redhat.com>
1783 PR tree-optimization/37031
1784 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
1786 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
1787 allocate it using gc instead of heap, use VEC_quick_push instead of
1789 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
1790 instead of heap, use VEC_quick_push instead of VEC_safe_push.
1791 * tree-data-ref.h (struct access_matrix): Change matrix to gc
1792 allocated vector from heap allocated.
1793 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
1794 * tree-loop-linear.c (linear_transform_loops): Allocate nest
1795 vector only after perfect_loop_nest_depth call.
1797 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
1798 Jan Sjodin <jan.sjodin@amd.com>
1800 PR tree-optimization/38559
1801 * graphite.c (debug_value, copy_constraint,
1802 swap_constraint_variables, scale_constraint_variable, ): New.
1803 (get_lower_bound, get_upper_bound): Removed.
1804 (graphite_trans_bb_strip_mine): Clean up this code that works
1805 only for constant number of iterations. Fully copy upper and
1806 lower bound constraints, not only the constant part of them.
1807 * graphite.h (debug_value): Declared.
1809 2009-01-08 Ira Rosen <irar@il.ibm.com>
1811 PR tree-optimization/37194
1812 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
1813 Don't add the cost of cost model guard in prologue to scalar
1814 outside cost in case of known number of iterations.
1816 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
1817 Alan Modra <amodra@bigpond.net.au>
1819 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
1820 non-word-aligned REG+CONST addressing.
1822 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
1825 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
1826 free_after_compilation when outputting a thunk.
1827 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
1828 Do not call free_after_compilation here.
1830 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
1832 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
1833 (ix86_valid_target_attribute_inner_p): Ditto.
1835 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
1837 PR tree-optimization/38492
1838 PR tree-optimization/38498
1839 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
1840 * tree-chrec.h (scev_is_linear_expression): Declared.
1841 * graphite.c (graphite_cannot_represent_loop_niter): New.
1842 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
1843 (graphite_loop_normal_form): Use gcc_assert.
1844 (scan_tree_for_params): Use CASE_CONVERT.
1845 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
1846 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
1847 Use gcc_assert. Discard scops that contain unhandled cases.
1848 (build_scop_conditions): Return a boolean status for unhandled cases.
1849 (strip_mine_profitable_p): Print the loop number, not its depth.
1850 (is_interchange_valid): Pass the depth of the loop nest, don't
1851 recompute it wrongly.
1852 (graphite_trans_bb_block): Same.
1853 (graphite_trans_bb_block): Print tentative of loop blocking.
1854 (graphite_trans_scop_block): Do not print that the loop has been
1856 (graphite_transform_loops): Do not handle scops that contain condition
1859 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
1861 AVX Programming Reference (December, 2008)
1862 * config/i386/avxintrin.h (_mm256_stream_si256): New.
1863 (_mm256_stream_pd): Likewise.
1864 (_mm256_stream_ps): Likewise.
1866 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
1867 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
1868 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
1869 (bdesc_special_args): Add __builtin_ia32_movntdq256,
1870 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
1871 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
1872 (ix86_expand_special_args_builtin): Likewise.
1874 * config/i386/sse.md (AVXMODEDI): New.
1875 (avx_movnt<mode>): Likewise.
1876 (avx_movnt<mode>): Likewise.
1877 (<sse>_movnt<mode>): Remove AVX support.
1878 (sse2_movntv2di): Likewise.
1880 2009-01-07 Richard Guenther <rguenther@suse.de>
1883 * fold-const.c (extract_muldiv): Remove obsolete comment.
1884 (fold_plusminus_mult_expr): Undo MINUS_EXPR
1885 to PLUS_EXPR canonicalization for the canonicalization.
1887 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
1889 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
1890 hosted cross-compilers generating less efficient code.
1892 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
1894 * function.h (rtl_data): Add a dbr_scheduled_p field.
1895 * reorg.c (dbr_schedule): Set it.
1896 (gate_handle_delay_slots): Check it.
1897 * config/mips/mips.c (mips_base_delayed_branch): Delete.
1898 (mips_reorg): Check flag_delayed_branch instead of
1899 mips_base_delayed_branch.
1900 (mips_override_options): Don't set mips_base_delayed_branch
1901 or flag_delayed_branch.
1903 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
1905 PR rtl-optimization/38426.
1906 * ira.c (ira): Set current_function_is_leaf earlier.
1908 2009-01-06 Jakub Jelinek <jakub@redhat.com>
1910 PR rtl-optimization/38722
1911 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
1912 too early, only set a flag and modify after last possible
1915 2009-01-06 Janis Johnson <janis187@us.ibm.com>
1918 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
1919 * real.c (decimal_single_format): Correct values of emin and emax.
1920 (decimal_double_format): Ditto.
1921 (decimal_quad_format): Ditto.
1922 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
1923 computation of DECnn_MIN and DECnn_MAX for corrected values of
1924 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
1925 __DECnn_MIN__, and adjust its computation for the corrected value
1928 2009-01-06 Jan Hubicka <jh@suse.cz>
1931 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
1933 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
1935 * doc/contrib.texi (Contributors): Slightly adjust the end note.
1936 Add Robert Clark to the list of testers.
1938 2009-01-06 Jan Hubicka <jh@suse.cz>
1939 Kai Tietz <kai.tietz@onevision.com>
1941 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
1942 * config/i386/i386.c (ix86_expand_call): Add clobbers.
1944 2009-01-06 Jan Hubicka <jh@suse.cz>
1945 Kai Tietz <kai.tietz@onevision.com>
1947 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
1949 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
1950 (ix86_nsaved_regs): Count only general purpose regs.
1951 (ix86_nsaved_sseregs): New.
1952 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
1953 to 16 for w64; compute padding and size of sse reg save area.
1954 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
1955 general purpose regs.
1956 (ix86_emit_save_sse_regs_using_mov): New.
1957 (ix86_expand_prologue): Save SSE regs if needed.
1958 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
1959 (ix86_emit_restore_sse_regs_using_mov): New.
1960 (ix86_expand_epilogue): Save SSE regs if needed.
1962 2009-01-06 Jan Hubicka <jh@suse.cz>
1963 Kai Tietz <kai.tietz@onevision.com>
1965 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
1966 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
1967 functions when accumulate outgoing args is off.
1969 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
1972 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
1973 before using pseudos_have_intersected_live_ranges_p.
1975 * ira-int.h (ira_assert): Always define.
1977 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
1979 AVX Programming Reference (December, 2008)
1980 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
1981 (_mm256_permute2_pd): Likewise.
1982 (_mm_permute2_ps): Likewise.
1983 (_mm256_permute2_ps): Likewise.
1984 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
1985 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
1987 * config/i386/i386.c (ix86_builtins): Remove
1988 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
1989 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
1990 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
1991 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
1992 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
1993 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
1994 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
1995 __builtin_ia32_vpermil2ps256.
1996 (ix86_init_mmx_sse_builtins): Updated.
1997 (ix86_expand_args_builtin): Likewise.
1999 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2001 * pa.c (output_call): Relocate non-jump insns in the delay slot of
2002 long absolute calls when generating PA 2.0 code.
2004 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
2006 PR rtl-optimization/38583
2007 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
2009 * params.def (ira-max-conflict-table-size): New.
2011 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
2013 * ira.h (ira_conflicts_p): New external definition.
2015 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
2016 table. Report this. Return result of building.
2017 (ira_build_conflicts): Use ira_conflicts_p. Check result of
2018 building conflict table.
2020 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
2021 (ira_color): Use ira_conflicts_p.
2023 * global.c: Include ira.h.
2024 (pseudo_for_reload_consideration_p, build_insn_chain): Use
2027 * Makefile.in (global.o): Add ira.h.
2029 * ira-build.c (mark_all_loops_for_removal,
2030 propagate_some_info_from_allocno): New.
2031 (remove_unnecessary_allocnos): Call
2032 propagate_some_info_from_allocno.
2033 (remove_low_level_allocnos): New.
2034 (remove_unnecessary_regions): Add parameter. Call
2035 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
2036 parameter to remove_unnecessary_regions.
2037 (ira_build): Remove all regions but root if the conflict table was
2038 not built. Update conflict hard regs for allocnos crossing calls.
2040 * ira.c (ira_conflicts_p): New global.
2041 (ira): Define and use ira_conflicts_p.
2043 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
2044 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
2045 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
2047 2009-01-06 Ben Elliston <bje@au.ibm.com>
2049 * gengtype-lex.l (YY_NO_INPUT): Define.
2051 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2054 * c-common.c (handle_vector_size_attribute): Also reject
2057 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
2059 PR tree-optimization/38492
2060 * graphite.c (rename_map_elt, debug_rename_elt,
2061 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
2062 rename_map_elt_info, eq_rename_map_elts,
2063 get_new_name_from_old_name, bb_in_sese_p): Moved around.
2064 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
2065 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
2066 (sese_build_livein_liveouts): New.
2067 (new_sese, free_sese): New.
2068 (new_scop): Call new_sese.
2069 (free_scop): Call free_sese.
2070 (rename_variables_from_edge, rename_phis_end_scop): Removed.
2071 (register_old_new_names): Renamed register_old_and_new_names.
2072 (register_scop_liveout_renames, add_loop_exit_phis,
2073 insert_loop_close_phis, struct igp,
2074 default_liveout_before_guard, add_guard_exit_phis,
2075 insert_guard_phis, copy_renames): New.
2076 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
2077 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
2078 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
2079 (scop_adjust_phis_for_liveouts): New.
2080 (gloog): Call scop_adjust_phis_for_liveouts.
2082 * graphite.h (struct sese): Documented. Added fields liveout,
2084 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
2085 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
2086 (struct scop): Added field liveout_renames.
2087 (SCOP_LIVEOUT_RENAMES): New.
2089 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
2091 PR tree-optimization/38510
2092 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
2093 (translate_clast): Call recompute_all_dominators before
2095 (gloog): Call recompute_all_dominators before graphite_verify.
2097 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
2098 Jan Sjodin <jan.sjodin@amd.com>
2100 PR tree-optimization/38500
2101 * graphite.c (create_sese_edges): Call fix_loop_structure after
2104 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
2106 * config.gcc: Add m32r*-*-rtems*.
2107 * config/m32r/rtems.h: New file.
2109 2009-01-05 Ben Elliston <bje@au.ibm.com>
2111 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
2112 (.po.pox): Likewise.
2113 (po/gcc.pot): Likewise.
2115 2009-01-04 David S. Miller <davem@davemloft.net>
2117 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
2118 (STARTING_FRAME_OFFSET): Always set to zero.
2120 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
2122 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
2123 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
2124 fixed-point types, and vectors of the same.
2126 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
2128 * config/mips/sync.md (*mb_barrier): Rename to...
2129 (*memory_barrier): ...this.
2131 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
2133 * doc/extend.texi (Function Attributes): Move @cindex after @item
2134 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
2135 and put in alphabetical order. Fix 'target' name and put in order.
2136 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
2139 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
2141 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
2142 (memory_barrier): Expand as unspec instead of unspec_volatile.
2143 Remove mem:BLK from insn operands. Use Pmode scratch register.
2144 (*memory_barrier): Define as unspec instead of unspec_volatile.
2145 Use (match_dup 0) as input operand.
2147 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
2148 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
2149 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
2150 scratch register. Remove operand 1.
2151 (*stbar): Define as unspec instead of unspec_volatile.
2152 Use (match_dup 0) as input operand, remove (const_int 8).
2153 (*membar): Define as unspec instead of unspec_volatile.
2154 Use (match_dup 0) as input operand, remove input operand 2.
2156 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
2157 (memory_barrier): Expand as unspec instead of unspec_volatile.
2158 Remove mem:BLK from insn operands. Use Pmode scratch register.
2159 (*memory_barrier): Define as unspec instead of unspec_volatile.
2160 Use (match_dup 0) as input operand.
2162 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
2163 Remove mem:BLK from insn operands. Use Pmode scratch register.
2164 Set volatile flag on operand 0.
2165 (*memory_barrier): New insn pattern.
2167 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
2169 (*memory_barrier): Use (match_dup 0) as input operand.
2171 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
2172 Remove mem:BLK from insn operands. Use Pmode scratch register.
2173 Set volatile flag on operand 0.
2174 (*mb_internal): New insn pattern.
2176 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
2178 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
2181 * function.c (struct temp_slot): Move to the section of the file
2182 that deals with temp slots. Remove field 'address'.
2183 (temp_slot_address_table): New hash table of address -> temp slot.
2184 (struct temp_slot_address_entry): New struct, items for the table.
2185 (temp_slot_address_compute_hash, temp_slot_address_hash,
2186 temp_slot_address_eq, insert_temp_slot_address): Support functions
2188 (find_temp_slot_from_address): Rewrite to use the new hash table.
2189 (remove_unused_temp_slot_addresses): Remove addresses of temp
2190 slots that have been made available.
2191 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
2192 worker function for remove_unused_temp_slot_addresses.
2193 (assign_stack_temp_for_type): Don't clear the temp slot address list.
2194 Add the temp slot address to the address -> temp slot map.
2195 (update_temp_slot_address): Update via insert_temp_slot_address.
2196 (free_temp_slots): Call remove_unused_temp_slot_addresses.
2197 (pop_temp_slots): Likewise.
2198 (init_temp_slots): Allocate the address -> temp slot map, or empty
2199 the map if it is already allocated.
2200 (prepare_function_start): Initialize temp slot processing.
2202 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
2205 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
2206 Calculate the size of all stack vars assuming no packing of stack
2207 vars will happen, replacing a quadratic algorithm with a linear one.
2209 2009-01-03 Jakub Jelinek <jakub@redhat.com>
2212 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
2215 2009-01-03 Diego Novillo <dnovillo@google.com>
2217 * doc/contrib.texi: Update contributions.
2219 2009-01-03 Jakub Jelinek <jakub@redhat.com>
2222 * builtins.c (fold_builtin_memory_op): Give up if either operand
2223 is volatile. Set srctype or desttype to non-qualified version
2227 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
2230 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2232 PR rtl-optimization/35805
2233 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
2234 problem if fast dce is able to remove any instructions.
2235 * dce.c (dce_process_block): Fix dump message.
2237 2009-01-02 Mark Mitchell <mark@codesourcery.com>
2240 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
2242 2009-01-02 Jakub Jelinek <jakub@redhat.com>
2245 * tree-flow.h (op_code_prio, op_prio): New prototypes.
2246 * tree-pretty-print.c (op_code_prio): New function.
2247 (op_prio): No longer static. Use op_code_prio.
2248 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
2249 Use op_prio and op_code_prio to determine if () should be
2250 printed around operand(s) or not.
2252 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
2253 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
2254 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
2255 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
2256 pp_character instead of pp_string for single letter printing.
2258 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2260 * doc/extend.texi: Fix '#pragma GCC option' typo.
2262 2009-01-02 Richard Guenther <rguenther@suse.de>
2264 * doc/install.texi (--enable-checking): Mention different
2266 (--enable-stage1-checking): Document.
2268 2009-01-01 Andrew Pinski <pinskia@gmail.com>
2271 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
2272 case to be an error.
2274 2009-01-02 Ben Elliston <bje@au.ibm.com>
2276 * config/fp-bit.h (pack_d): Constify argument.
2277 * config/fp-bit.c (makenan): Constify return type. Remove casts.
2278 (isnan): Constify argument.
2282 (_fpadd_parts): Constify return type.
2283 (_fpmul_parts): Likewise.
2284 (_fpdiv_parts): Likewise.
2286 2009-01-01 Jakub Jelinek <jakub@redhat.com>
2289 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
2290 warn about overwriting initializer with side-effects or
2291 -Woverride-init if !IMPLICIT.
2292 (output_init_element): Likewise. Pass IMPLICIT down to
2294 (process_init_element): Add IMPLICIT argument. Pass it down
2295 to output_init_element.
2296 (push_init_element, pop_init_level, set_designator): Adjust
2297 process_init_element callers.
2298 (set_nonincremental_init, set_nonincremental_init_from_string):
2299 Adjust add_pending_init callers.
2300 (output_pending_init_elements): Adjust output_init_element callers.
2301 * c-tree.h (process_init_element): Adjust prototype.
2302 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
2303 process_init_element callers.