1 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
3 * loop-iv.c (truncate_value): New function.
4 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
6 (lowpart_subreg): Move to...
9 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
10 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
11 accidental and undocumented change at revision 140860.
13 2009-02-21 Joseph Myers <joseph@codesourcery.com>
15 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
16 take gimple_seq * arguments.
17 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
18 types_compatible_p langhook.
20 2009-02-20 Mark Mitchell <mark@codesourcery.com>
21 Joseph Myers <joseph@codesourcery.com>
23 * config/arm/arm.c (arm_builtin_va_list): New function.
24 (arm_expand_builtin_va_start): Likewise.
25 (arm_gimplify_va_arg_expr): Likewise.
26 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
27 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
28 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
29 (va_list_type): New variable.
30 (arm_mangle_type): Mangle va_list_type appropriately.
32 2009-02-20 Jakub Jelinek <jakub@redhat.com>
35 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
36 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
37 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
38 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
39 parameter to 1000 for -O1 by default.
40 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
42 * loop-invariant.c: Include params.h.
43 (move_loop_invariants): Don't call move_single_loop_invariants on
46 2009-02-20 Jaka Mocnik <jaka@xlab.si>
48 * calls.c (emit_library_call_value_1): Use slot_offset instead of
49 offset when calculating bounds for indexing stack_usage_map. Fixes
50 a buffer overflow with certain target setups.
52 2009-02-20 Jakub Jelinek <jakub@redhat.com>
55 * calls.c (expand_call): Clear try_tail_call if caller and callee
56 disagree in promotion of function return value.
58 2009-02-19 Jakub Jelinek <jakub@redhat.com>
61 * c-common.c (c_determine_visibility): If visibility changed and
62 DECL_RTL has been already set, call make_decl_rtl to update symbol
65 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
68 * varasm.c (assemble_variable): Don't check DECL_NAME when
69 globalizing a variable.
71 2009-02-19 Joseph Myers <joseph@codesourcery.com>
74 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
75 expression before any __builtin_trap call.
76 * c-typeck.c (build_function_call): Convert and check function
77 arguments before generating a call to a trap. Evaluate the
78 function arguments before the trap.
80 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
83 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
84 (UNSPEC_FXAM_MEM): New unspec.
85 (fxam<mode>2_i387_with_temp): New insn and split pattern.
86 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
87 memory using fxam<mode>2_i387_with_temp to remove excess precision.
89 2009-02-19 Richard Guenther <rguenther@suse.de>
91 PR tree-optimization/39207
92 PR tree-optimization/39074
93 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
94 storedanything_tree): New.
95 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
96 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
97 (build_succ_graph): Add edges from STOREDANYTHING to all
99 (init_base_vars): Initialize STOREDANYTHING.
100 (compute_points_to_sets): Free substitution info after
101 building the succ graph.
102 (ipa_pta_execute): Likewise.
104 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
106 (do_ds_constraint): Do not add to special var or non-pointer
108 (type_could_have_pointers): Split out from ...
109 (could_have_pointers): ... here. For arrays use the element type.
110 (create_variable_info_for): Initialize may_have_pointers.
111 (new_var_info): Likewise.
112 (handle_lhs_call): Make the HEAP variable unknown-sized.
113 (intra_create_variable_infos): Use a type with pointers for
114 PARM_NOALIAS, make it unknown-sized.
116 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
119 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
121 2009-02-18 Jason Merrill <jason@redhat.com>
124 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
125 value if DECL_EXTERNAL.
126 * tree-sra.c (sra_walk_gimple_assign): Likewise.
127 * target.h (gcc_target::binds_local_p): Clarify "module".
128 * tree.h (TREE_PUBLIC): Clarify "module".
130 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
133 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
134 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
136 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
139 * c.opt (Wabi): Support C and ObjC.
142 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
144 * config/i386/i386.c (classify_argument): Warn once about the ABI
145 change when passing union with long double.
147 * doc/invoke.texi: Update -Wabi for warning psABI changes.
149 2009-02-18 Joseph Myers <joseph@codesourcery.com>
152 * c-parser.c (c_parser_compound_statement): Always enter and leave
155 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
158 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
160 2009-02-18 Jakub Jelinek <jakub@redhat.com>
162 PR tree-optimization/36922
163 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
164 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
167 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
169 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
172 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
174 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
176 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
178 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
181 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
182 Richard Sandiford <rdsandiford@googlemail.com>
184 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
185 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
186 (loongson_biadd): ...this.
188 2009-02-17 Richard Guenther <rguenther@suse.de>
190 PR tree-optimization/39202
191 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
192 a var make sure to follow existing collapses.
194 2009-02-17 Richard Guenther <rguenther@suse.de>
197 * langhooks.c (lhd_print_error_function): Check for NULL block.
199 2009-02-17 Richard Guenther <rguenther@suse.de>
201 PR tree-optimization/39204
202 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
205 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
207 * config/soft-fp/double.h: Update from glibc CVS.
209 2009-02-17 Richard Guenther <rguenther@suse.de>
211 PR tree-optimization/39207
212 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
213 strict-aliasing warnings for pointers pointing to NULL.
215 2009-02-16 Joseph Myers <joseph@codesourcery.com>
218 * c-parser.c (c_parser_braced_init): Call pop_init_level when
219 skipping until next close brace.
221 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
224 * config/i386/i386.c (ix86_expand_push): Set memory alignment
225 to function argument boundary.
227 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
229 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
230 in the lea_add. Reload eventually constraints it properly.
231 * config/picochip/constraints.md : Remove the target constraint
232 "b", since it is not needed anymore.
234 2009-02-16 Jakub Jelinek <jakub@redhat.com>
236 * gthr-dce.h: Uglify function parameter and local variable names.
237 * gthr-gnat.h: Likewise.
238 * gthr-mipssde.h: Likewise.
239 * gthr-nks.h: Likewise.
240 * gthr-posix95.h: Likewise.
241 * gthr-posix.h: Likewise.
242 * gthr-rtems.h: Likewise.
243 * gthr-single.h: Likewise.
244 * gthr-solaris.h: Likewise.
245 * gthr-tpf.h: Likewise.
246 * gthr-vxworks.h: Likewise.
247 * gthr-win32.h: Likewise.
249 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
252 * config/i386/i386.md: Restrict the new peephole2 to move
253 between MMX/SSE registers.
255 2009-02-15 Richard Guenther <rguenther@suse.de>
258 2009-02-13 Richard Guenther <rguenther@suse.de>
260 * configure.ac: Enable LFS.
261 * configure: Re-generate.
262 * config.in: Likewise.
264 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
266 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
267 spu_srqwbyte, spu_srqwbytebc): Define.
268 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
269 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
270 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
271 "shrqby_<mode>"): New insn-and-split patterns.
272 * config/spu/spu.c (expand_builtin_args): Determine and return
273 number of operands using spu_builtin_description data.
274 (spu_expand_builtin_1): Use it.
276 2009-02-13 Steve Ellcey <sje@cup.hp.com>
279 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
282 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
285 * config/i386/i386.c (override_options): Correct warning
286 messages for -malign-loops, -malign-jumps and -malign-functions.
288 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
291 * config/i386/i386.md: Restrict the new peephole2 to move
292 between the general purpose registers.
294 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
297 * config/i386/i386.c (type_natural_mode): Add a new argument.
298 Return the original mode and warn ABI change if vector size is 32byte.
299 (function_arg_advance): Updated.
300 (function_arg): Likewise.
301 (ix86_function_value): Likewise.
302 (ix86_return_in_memory): Likewise.
303 (ix86_sol10_return_in_memory): Likewise.
304 (ix86_gimplify_va_arg): Likewise.
305 (function_arg_32): Don't warn ABX ABI change here.
306 (function_arg_64): Likewise.
308 2008-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
310 * loop-iv.c (implies_p): In the final case, test that operands 0
311 of the two comparisons match.
313 * config/bfin/bfin.c (find_prev_insn_start): New function.
314 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
315 (find_next_insn_start): Move.
317 2009-02-13 Richard Guenther <rguenther@suse.de>
319 * configure.ac: Enable LFS.
320 * configure: Re-generate.
321 * config.in: Likewise.
323 2009-02-13 Joseph Myers <joseph@codesourcery.com>
326 * c-parser.c (c_parser_parms_list_declarator): Discard pending
327 sizes on syntax error after some arguments have been parsed.
329 2009-02-12 Jakub Jelinek <jakub@redhat.com>
331 * doc/invoke.texi (-fira): Remove.
333 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
335 * caller-save.c: Replace regclass.c with reginfo.c in comments.
339 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
341 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
342 (umul_ppmm): Likewise.
343 (count_leading_zeros): Likewise.
344 (count_trailing_zeros): Likewise.
345 (UMUL_TIME): Likewise.
347 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
349 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
350 soft-fp/t-softfp to tmake_file.
352 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
353 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
354 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
355 IA64_BUILTIN_INFQ]: New.
356 (ia64_init_builtins): Initialize __builtin_infq,
357 __builtin_fabsq and __builtin_copysignq if not HPUX.
358 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
359 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
361 * config/ia64/lib1funcs.asm (__divtf3): Define only if
363 (__fixtfti): Likewise.
364 (__fixunstfti): Likewise.
365 (__floattitf): Likewise.
367 * config/ia64/libgcc-glibc.ver: New.
368 * config/ia64/t-fprules-softfp: Likewise.
369 * config/ia64/sfp-machine.h: Likewise.
371 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
372 (LIBGCC2_TF_CEXT): Likewise.
374 (TARGET_INIT_LIBFUNCS): Likewise.
376 * config/ia64/t-glibc (SHLINB_MAPFILES):
377 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
379 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
381 * config/i386/i386.c (construct_container): Rewrite processing
382 BLKmode with X86_64_SSE_CLASS.
384 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
387 * config/i386/i386.md: Replace simplify_replace_rtx with
388 replace_rtx in the new peephole2.
390 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
392 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
393 loop unrolling do not happen at -O2.
395 2009-02-12 Michael Matz <matz@suse.de>
397 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
399 2009-02-12 Jakub Jelinek <jakub@redhat.com>
401 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
404 2009-02-12 Ben Elliston <bje@au.ibm.com>
406 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
407 patterns when updating the back chain. Missed in the 2009-02-10
410 2009-02-11 Janis Johnson <janis187@us.ibm.com>
412 * doc/extend.texi (Decimal Floating Types): Update identifier of
413 draft TR and list of missing support.
415 2009-02-11 Jakub Jelinek <jakub@redhat.com>
418 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
419 bit to variable length decl's flags, add it also to its
420 pointer replacement variable.
422 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
423 Jakub Jelinek <jakub@redhat.com>
426 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
427 (memory_blockage): New expander.
428 (*memory_blockage): New insn pattern.
429 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
430 instead of general blockage at the end of function prologue when
431 frame pointer is used to access red zone area. Do not emit blockage
432 when profiling, it is emitted in generic code.
433 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
434 function epilogue when frame pointer is used to access red zone area.
436 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
439 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
440 by arithmetic with memory operands.
441 * config/i386/predicates.md (commutative_operator): New.
443 2009-02-10 Janis Johnson <janis187@us.ibm.com>
445 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
448 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
450 * alias.h (record_alias_subset): Declare.
451 * alias.c (record_alias_subset): Make global.
453 2009-02-10 Nick Clifton <nickc@redhat.com>
455 * tree-parloops.c: Change license to GPLv3.
456 * ipa-struct-reorg.c: Change license to GPLv3.
457 * ipa-struct-reorg.h: Change license to GPLv3.
459 2009-02-10 Steve Ellcey <sje@cup.hp.com>
462 * c-decl.c (start_struct): Return NULL on error.
464 2009-02-10 Jakub Jelinek <jakub@redhat.com>
467 * cfgloopmanip.c (remove_path): Call remove_bbs after
468 cancel_loop_tree, not before it.
471 * function.h (struct function): Add has_local_explicit_reg_vars bit.
472 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
474 * tree-ssa-live.c (remove_unused_locals): Recompute
475 cfun->has_local_explicit_reg_vars.
476 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
477 copies or clearings if cfun->has_local_explicit_reg_vars.
479 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
482 * config/i386/i386.c (expand_prologue): Emit blockage at the end
483 of function prologue when frame pointer is used to access
486 2009-02-10 Richard Guenther <rguenther@suse.de>
489 * gimplify.c (gimple_regimplify_operands): Always look if
490 we need to create a temporary.
492 2009-02-10 Richard Guenther <rguenther@suse.de>
494 PR tree-optimization/39132
495 * tree-loop-distribution.c (todo): New global var.
496 (generate_memset_zero): Trigger TODO_rebuild_alias.
497 (tree_loop_distribution): Return todo.
499 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
502 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
503 (x86_64_reg_class_name): Removed.
504 (classify_argument): Return 0 if bytes > 32. Return 0 if the
505 first one isn't X86_64_SSE_CLASS or any other ones aren't
506 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
507 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
508 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
509 and 3 X86_64_SSEUP_CLASS.
510 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
511 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
513 2009-02-10 Ben Elliston <bje@au.ibm.com>
515 * config/rs6000/rs6000.md (allocate_stack): Always use an update
516 form instruction to update the stack back chain word, even if the
517 user has disabled the generation of update instructions.
518 (movdi_<mode>_update_stack): New.
519 (movsi_update_stack): Likewise.
520 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
521 always use an update form instruction to update the stack back
524 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
527 * graphite.c (if_region_set_false_region): After moving a region in
528 the false branch of a condition, remove the empty dummy basic block.
529 (gloog): Remove wrong fix for PR38953.
531 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
533 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
534 generation due to implicit sign extension.
536 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
539 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
540 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
542 2009-02-09 Richard Guenther <rguenther@suse.de>
545 * convert.c (convert_to_real): Disable (float)fn((double)x)
546 to fnf(x) conversion if errno differences may occur and
549 2009-02-07 Anatoly Sokolov <aesok@post.ru>
551 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
552 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
553 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
555 2009-02-06 Joseph Myers <joseph@codesourcery.com>
558 * c-common.c (handle_alias_attribute): Disallow attribute for
559 anything not a FUNCTION_DECL or VAR_DECL.
561 2009-02-06 Janis Johnson <janis187@us.ibm.com>
564 * real.c (do_compare): Special-case compare of zero against
567 2009-02-06 Joseph Myers <joseph@codesourcery.com>
570 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
571 as indicating flexible array members unless the field itself is
572 being declarared as the incomplete array.
574 2009-02-06 Jan Hubicka <jh@suse.cz>
576 PR tree-optimization/38844
577 * ipa-inline.c (try_inline): Stop inlining recursion when edge
580 2009-02-06 Richard Guenther <rguenther@suse.de>
583 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
584 fork because we may expand it as __gcov_fork.
586 2009-02-06 Nick Clifton <nickc@redhat.com>
588 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
590 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
592 PR tree-optimization/35659
593 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
594 vn_phi_eq): Shortcut if hashcode does not match.
595 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
597 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
598 and avoid iterative_hash_expr.
599 (FOR_EACH_VALUE_ID_IN_SET): New.
600 (value_id_compare): Remove.
601 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
602 sort expressions by value id.
604 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
607 * config/sh/predicates.md (general_movsrc_operand): Don't check
608 the subreg of system registers here.
610 2009-02-05 Jakub Jelinek <jakub@redhat.com>
613 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
616 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
618 PR rtl-optimization/39110
619 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
620 addresses, not aligned ones.
622 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
623 Richard Guenther <rguenther@suse.de>
625 PR tree-optimization/39100
626 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
627 comment says and add edges.
629 2009-02-05 Joseph Myers <joseph@codesourcery.com>
632 * c-common.c (handle_tls_model_attribute): Ignore attribute for
633 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
635 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
637 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
638 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
639 register_bb_in_sese, new_sese, free_sese): Moved.
640 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
641 outermost_loop_in_scop, build_scop_iteration_domain,
642 expand_scalar_variables_ssa_name, get_vdef_before_scop,
643 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
644 Use loop_in_sese_p instead of loop_in_scop_p.
645 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
646 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
647 (scopdet_basic_block_info): Fix bug in scop detection.
648 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
649 eq_loop_to_cloog_loop): Remove.
650 (nb_loops_around_loop_in_scop, nb_loop
651 ref_nb_loops): Moved here...
652 * graphite.h (ref_nb_loops): ... from here.
653 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
654 (loop_domain_dim, loop_iteration_vector_dim): Remove.
655 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
656 * testsuite/gcc.dg/graphite/scop-19.c: New
658 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
659 Hans-Peter Nilsson <hp@axis.com>
661 PR rtl-optimization/37889
662 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
663 Move offset handling from PLUS to before the switch. Use new
664 arguments when considering SYMBOL_REFs too.
665 (rtx_addr_can_trap_p): Pass dummy offset and size.
666 (enum may_trap_p_flags): Remove.
667 (may_trap_p_1): Pass size from MEM_SIZE.
669 PR rtl-optimization/38921
670 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
671 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
672 * rtlanal.c (may_trap_after_code_motion_p): Delete.
673 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
675 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
677 AVX Programming Reference (January, 2009)
678 * config/i386/sse.md (*vpclmulqdq): New.
680 2009-02-04 Jakub Jelinek <jakub@redhat.com>
682 PR tree-optimization/38977
683 PR gcov-profile/38292
684 * calls.c (special_function_p): Disregard __builtin_ prefix.
686 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
688 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
689 non-indexable addresses even before reload.
691 2009-02-03 Joseph Myers <joseph@codesourcery.com>
694 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
695 as having variable size. Do not give an error for unnamed
696 parameters with [*] declarators. Give a warning for type names
697 with [*] declarators and mark them as variable size.
698 * c-parser.c (c_parser_sizeof_expression): Do not give an error
699 for sizeof applied to [*] type names.
701 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
704 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
706 2009-02-03 Jakub Jelinek <jakub@redhat.com>
708 * gcc.c (process_command): Update copyright notice dates.
709 * gcov.c (print_version): Likewise.
710 * gcov-dump.c (print_version): Likewise.
711 * mips-tfile.c (main): Likewise.
712 * mips-tdump.c (main): Likewise.
714 2009-02-03 Joseph Myers <joseph@codesourcery.com>
717 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
718 for composite type involving a zero-length array type.
720 2009-02-03 Jakub Jelinek <jakub@redhat.com>
723 * function.c (match_asm_constraints_1): Skip over
724 initial optional % in the constraint.
727 * c-parser.c (c_parser_postfix_expression): If fixed point is not
728 supported, don't accept FIXED_CSTs.
729 * c-decl.c (finish_declspecs): Error if fixed point is not supported
730 and _Sat is used without _Fract/_Accum. Set specs->type to
731 integer_type_node for cts_fract/cts_accum if fixed point is not
734 2009-02-02 Catherine Moore <clm@codesourcery.com>
736 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
738 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
740 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
741 (ABI_HAS_64BIT_SYMBOLS): Use it.
742 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
744 2009-02-02 Paul Brook <paul@codesourcery.com>
746 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
748 2009-02-02 Jakub Jelinek <jakub@redhat.com>
751 * recog.h (asm_operand_ok): Add constraints argument.
752 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
753 recurse on matching constraint.
754 (check_asm_operands): Pass constraints as 3rd argument to
755 asm_operand_ok. Don't look up matching constraint here.
756 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
759 2009-02-02 Ben Elliston <bje@au.ibm.com>
761 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
762 TARGET_NARROW_VOLATILE_BITFIELD macro names.
764 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
766 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
767 information. Remove some obsolete information. Reorganize.
769 * config/pa/fptr.c: Revert license to GPL 2.
770 * config/pa/milli64.S: Likewise.
772 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
775 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
776 LIBRARY name in, instead of hard-coding it.
777 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
778 extra target make frag to tmake_files according to EH model.
779 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
780 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
781 frags that define makefile variable EH_MODEL appropriately.
782 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
783 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
784 to "-sjlj" according to type of EH configured.
785 (LIBGCC_SONAME): Concatenate it to shared library base name.
786 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
787 to "_sjlj" according to type of EH configured.
788 (LIBGCC_SONAME): Concatenate it to shared library base name.
789 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
790 (SHLIB_LINK): Add missing semicolon to if-else construct.
791 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
792 string value of "pe_dll" command-line option.
793 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
794 (SHLIB_SONAME): Use it when overriding t-cygming default.
795 (SHLIB_IMPLIB): Override t-cygming default.
796 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
797 string value of "pe_dll" command-line option.
799 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
802 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
803 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
805 2009-01-31 Richard Guenther <rguenther@suse.de>
807 PR tree-optimization/38937
808 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
809 computing the transitive closure.
811 2009-01-30 Richard Guenther <rguenther@suse.de>
813 PR tree-optimization/39041
814 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
815 Propagate variable indices only if the types match for this stmt.
817 2009-01-30 Jakub Jelinek <jakub@redhat.com>
820 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
821 inline but never defined.
823 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
825 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
826 (*insv_h_di_reg_extimm): New insn.
827 (*insv_l<mode>_reg_extimm): New insn.
829 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
831 * config/picochip/picochip.c (flag_conserve_stack): set
832 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
833 fconserve-stack. Reduce call-overhead used by inliner.
835 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
838 * common.opt (flag_conserve_stack): Initialised to zero.
840 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
843 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
844 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
847 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
849 * ira-color.c (allocno_reload_assign): Update comments.
850 * regmove.c (regmove_optimize): Likewise.
854 2009-01-29 Robert Millan <rmh@aybabtu.com>
856 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
857 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
859 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
861 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
863 PR tree-optimization/39007
864 * tree-loop-distribution.c (generate_builtin): Use
865 recompute_dominator to compute the immediate dominator of the
866 basic block just after the loop.
868 2008-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
870 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
871 (ASM_OUTPUT_DWARF_PCREL): Define.
873 2008-01-29 Vladimir Makarov <vmakarov@redhat.com>
875 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
876 * doc/passes.texi: Remove entries about regclass, local-alloc, and
877 global. Modify entries about regmove and IRA.
879 * ra-conflict.c: Remove the file.
881 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
883 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
884 (pass_regclass_init): Rename to pass_reginfo_init.
886 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
888 * toplev.h (flag_ira): Remove.
890 * caller-save.c (setup_save_areas): Remove flag_ira.
892 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
894 * global.c: Remove the file.
896 * opts.c: (decode_options): Remove flag_ira.
898 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
900 * regmove.c: Modify file description.
901 (find_use_as_address, try_auto_increment): Define them only if
902 AUTO_INC_DEC is defined.
903 (replacement_quality, replace_in_call_usage, fixup_match_1,
904 stable_and_no_regs_but_for_p): Remove.
905 (reg_set_in_bb): Make it static.
906 (regmove_optimize): Remove flag_ira and code which worked for
909 * local-alloc.c: Remove the file.
911 * common.opt (fira): Remove.
913 * ira.c: Include except.h.
914 (eliminable_regset): Move from global.c.
915 (mark_elimination): Ditto. Remove flag_ira.
916 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
917 equiv_mem_modified, validate_equiv_mem_from_store,
918 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
919 contains_replace_regs, memref_referenced_p, memref_used_between_p,
920 no_equiv, recorded_label_ref): Move from local-alloc.c.
921 (update_equiv_regs): Ditto. Make it static.
922 (print_insn_chain, print_insn_chains): Move it from global.c.
923 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
924 (build_insn_chain): Ditto. Make it static.
925 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
926 Rename to init_live_subregs.
927 (gate_ira): Remove flag_ira.
929 * regclass.c: Rename reginfo.c. Change file description.
930 (FORBIDDEN_INC_DEC_CLASSES): Remove.
931 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
932 (init_reg_sets_1): Remove code for evaluation of
933 reg_class_superclasses and losing_caller_save_reg_set.
934 (init_regs): Remove init_reg_autoinc.
935 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
936 ok_for_base_p_nonstrict): Remove.
937 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
938 (pass_regclass_init): Rename to pass_reginfo_init. Modify
939 corresponding entries.
940 (dump_regclass, record_operand_costs, scan_one_insn,
941 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
942 record_address_regs, auto_inc_dec_reg_p): Remove.
943 (gt-regclass.h): Rename to gt-reginfo.h.
945 * rtl.h (dump_global_regs, retry_global_alloc,
946 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
948 * Makefile.in (RA_H): Remove.
949 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
950 Rename regclass.o to reginfo.o.
951 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
953 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
954 (GTFILES): Rename regclass.c to reginfo.c.
956 * passes.c (init_optimization_passes): Remove pass_local_alloc and
957 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
959 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
960 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
962 (finish_spills): Ditto. Remove code for !flag_ira.
964 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
967 * doc/invoke.texi (rtl debug options): Complete rewrite.
968 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
970 * mode-switching.c (pass_mode_switching): Rename pass from
971 "mode-sw" to "mode_sw".
972 * except.c (pass_convert_to_eh_ranges): Rename pass from
973 "eh-ranges" to "eh_ranges".
974 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
978 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
979 Alexander Monakov <amonakov@ispras.ru>
982 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
984 (move_exprs_to_boundary): Change return type and pass through
985 should_move from move_op. Relax assert. Update usage ...
986 (schedule_expr_on_boundary): ... here. Use should_move instead of
988 (move_op_orig_expr_found): Indicate that insn was disconnected from
990 (code_motion_process_successors): Do not call after_merge_succs
991 callback if original expression was not found when traversing any of
993 (code_motion_path_driver): Change return type. Update prototype.
994 (move_op): Update comment. Add a new parameter (should_move). Update
995 prototype. Set *should_move based on indication provided by
996 move_op_orig_expr_found.
998 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
1000 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
1001 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
1002 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
1003 * config/rs6000/rs6000.c (rs6000_override_options): Default
1004 avoid-indexed-addresses on for Power6, off for everything else.
1005 (avoiding_indexed_address_p): New function.
1006 (rs6000_legitimize_address): Use it.
1007 (rs6000_legitimate_address): Likewise.
1008 * config/rs6000/rs6000.md (movXX_updateX): Likewise
1010 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
1012 PR tree-optimization/38997
1013 * tree-loop-distribution.c (generate_memset_zero): Use
1014 POINTER_PLUS_EXPR for a pointer addition.
1016 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
1018 * config/s390/s390.md (bswap<mode>2): New pattern added.
1020 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
1022 * config/s390/s390.md (*tls_load_31): Added type attribute.
1024 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
1026 * config/s390/s390.md: Fix a few comments.
1028 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
1030 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
1031 (*tm<mode>_full): Fixed z10prop attribute.
1032 (*tst<mode>_extimm): Fixed z10prop attribute.
1033 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
1034 (*tstqiCCT_cconly): Fixed z10prop attribute.
1035 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
1036 (*movsi_larl): Fixed z10prop attribute.
1037 (*movsi_zarch): Fixed z10prop attribute.
1038 (*movsi_eas): Fixed z10prop attribute.
1039 (*movhi): Fixed z10prop attribute.
1040 (*movqi): Fixed z10prop attribute.
1041 (*movstrictqi): Fixed z10prop attribute.
1042 (*mov<mode>): Fixed z10prop attribute.
1043 (*movcc): Fixed z10prop attribute.
1044 (*sethighpartdi_64): Fixed z10prop attribute.
1045 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
1046 (*negdi2_sign_cc): Fixed z10prop attribute.
1047 (*negdi2_sign): Fixed z10prop attribute.
1048 (*absdi2_sign_cc): Fixed z10prop attribute.
1049 (*absdi2_sign): Fixed z10prop attribute.
1050 (*negabsdi2_sign_cc): Fixed z10prop attribute.
1051 (*negabsdi2_sign): Fixed z10prop attribute.
1052 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
1053 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
1054 (doloop_si64): Fixed z10prop attribute.
1055 (doloop_si31): Fixed z10prop attribute.
1056 (doloop_long): Fixed z10prop attribute.
1057 (indirect_jump): Fixed z10prop attribute.
1058 (nop): Fixed z10prop attribute.
1059 (main_base_64): Fixed z10prop attribute.
1060 (reload_base_64): Fixed z10prop attribute.
1062 2009-01-28 Jakub Jelinek <jakub@redhat.com>
1064 PR rtl-optimization/38740
1065 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
1067 * config/mips/mips.c (mips_reorg): Likewise.
1069 2009-01-28 Richard Guenther <rguenther@suse.de>
1071 PR tree-optimization/38926
1072 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
1073 with the correct value id to a value.
1074 (do_regular_insertion): Use the value number of edoubleprime
1075 for the value number of the expr.
1078 2008-08-21 Richard Guenther <rguenther@suse.de>
1080 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
1081 a PHI ask VN if it is already available.
1082 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
1083 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
1085 2009-01-28 Jakub Jelinek <jakub@redhat.com>
1088 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
1089 set to varying whenever max has TREE_OVERFLOW set, similarly
1090 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
1092 2009-01-28 Richard Guenther <rguenther@suse.de>
1095 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
1096 uninitialized aggregate uses in call arguments.
1098 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
1100 PR tree-optimization/38984
1101 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
1102 the nothing_id variable if -fno-delete-null-pointer-checks.
1104 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
1107 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
1108 (set_got_offset_rex64): Ditto.
1110 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
1113 * doc/extend.texi: Improve local variable with asm reg.
1115 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
1117 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
1118 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
1119 was not supplied then set warn_packed_bitfield_compat to the
1121 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
1124 2009-01-27 Richard Guenther <rguenther@suse.de>
1126 PR tree-optimization/38503
1127 * cfgexpand.c (expand_gimple_basic_block): Ignore
1128 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
1129 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
1130 variables that cannot have TBAA applied.
1131 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
1134 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
1137 * calls.c (initialize_argument_information): Do not wrap complex
1138 arguments in SAVE_EXPR.
1140 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
1142 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
1143 (INSTALL_LIBGCC): Revert typo commit.
1145 2009-01-26 Richard Guenther <rguenther@suse.de>
1147 PR tree-optimization/38745
1148 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
1149 from special handling.
1151 2009-01-26 Richard Guenther <rguenther@suse.de>
1153 PR tree-optimization/38745
1154 * tree-ssa.c (execute_update_addresses_taken): Do not include
1155 variables that cannot possibly be a register in not_reg_needs.
1156 Do not clear TREE_ADDRESSABLE on vars that may not become
1158 * tree-ssa.c (update_alias_info_1): Include those in the set
1159 of addressable vars.
1161 2009-01-26 Richard Guenther <rguenther@suse.de>
1164 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
1165 * tree-ssa-dse.c: Include langhooks.h
1166 (execute_simple_dse): Remove stores with zero size.
1168 2009-01-24 Jakub Jelinek <jakub@redhat.com>
1171 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
1174 2009-01-24 Julian Brown <julian@codesourcery.com>
1176 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
1177 config/arm/linux-atomic.c.
1178 * config/arm/linux-atomic.c: New.
1180 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
1182 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
1183 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
1184 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
1186 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
1189 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
1192 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
1194 PR tree-optimization/38953
1195 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
1196 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
1197 (gloog): Split the exit of the scop when the scop exit is a loop exit.
1198 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
1201 2009-01-24 Paul Brook <paul@codesourcery.com>
1203 * config/arm/neon.md (neon_type): Move to arm.md.
1204 (neon_mov<VSTRUCT>): Add neon_type attribute.
1205 * config/arm/arm.md (neon_type): Move to here.
1206 (conds): Add "unconditioal" and use as default for NEON insns.
1208 2009-01-24 Ben Elliston <bje@au.ibm.com>
1210 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
1211 void *' warning from -Wc++-compat.
1212 * Makefile.in (dominance.o-warn): Remove.
1214 2008-01-23 Paolo Bonzini <bonzini@gnu.org>
1216 PR tree-optimization/38932
1217 * fold-const.c (fold_unary_ignore_overflow): New.
1218 * tree.h (fold_unary_ignore_overflow): Declare.
1219 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
1220 * tree-ssa-sccvn.c (visit_reference_op_load,
1221 simplify_unary_expression): Likewise.
1223 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
1225 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
1226 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
1227 regardless of their type.
1228 * c-common.c (handle_packed_attribute): Don't ignore packed on
1230 * c.opt (Wpacked-bitfield-compat): New warning option.
1231 * stor-layout.c (place_field): Warn if offset of a field changed.
1232 * doc/extend.texi (packed): Mention the ABI change.
1233 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
1234 (Warning Options): Add it to the list.
1236 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
1238 * c-opts.c (c_common_post_options): Fix a typo in comments.
1240 2009-01-22 Steve Ellcey <sje@cup.hp.com>
1243 * gimplify.c (gimplify_init_constructor): Fix promotion of const
1244 variables to static.
1245 * doc/invoke.texi (-fmerge-all-constants): Update description.
1247 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
1250 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
1251 (*movdi_1_rex64): Use type "mmx" for alternative 5.
1253 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
1255 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
1257 (LOCAL_ALIGNMENT): Similarly.
1259 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
1260 Joseph Myers <joseph@codesourcery.com>
1262 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
1263 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
1264 * config/arm/arm-tune.md: Regenerate.
1265 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
1268 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
1270 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
1271 version number to five.
1273 2009-01-22 Dodji Seketeli <dodji@redhat.com>
1276 * c-decl.c: (clone_underlying_type): Revert PR c++/26693 changes.
1277 * c-common.c (set_underlying_type): Likewise.
1278 (is_typedef_decl ): Likewise
1280 (set_underlying_type): Likewise.
1281 (is_typedef_type): Likewise.
1283 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
1286 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
1289 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
1292 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
1293 (LIBGCC_SPEC): Don't define.
1294 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
1296 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
1298 PR rtl-optimization/38879
1299 * alias.c (base_alias_check): Unaligned access via AND address can
1300 alias all surrounding object types except those with sizes equal
1301 or wider than the size of unaligned access.
1303 2009-01-21 Dodji Seketeli <dodji@redhat.com>
1306 * c-decl.c: (clone_underlying_type): Move this ...
1307 * c-common.c (set_underlying_type): ... here.
1308 Also, make sure the function properly sets TYPE_STUB_DECL() on
1309 the newly created typedef variant type.
1310 (is_typedef_decl ): New entry point.
1311 * tree.h: Added a new member member_types_needing_access_check to
1312 struct tree_decl_non_common.
1313 (set_underlying_type): New entry point.
1314 (is_typedef_type): Likewise.
1316 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
1318 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
1319 Check whether two instructions have memory references that
1320 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
1321 are helper functions for traversing.
1322 * alias.h (insn_alias_sets_confilict_p): New prototypes.
1323 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
1324 not to draw dependency edge for instructions with non-conflicting
1327 2009-01-20 Joseph Myers <joseph@codesourcery.com>
1330 * longlong.h: Update copyright years. Use soft-fp license notice.
1331 Sync __clz_tab declaration with glibc.
1333 2009-01-20 Steve Ellcey <sje@cup.hp.com>
1336 * doc/extend.texi (syscall_linkage): New.
1337 (version_id): Modify.
1339 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
1340 Richard Guenther <rguenther@suse.de>
1342 PR tree-optimization/38747
1343 PR tree-optimization/38748
1344 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
1345 conversion if the base address is an indirect reference and the
1346 aliasing sets could cause issues.
1348 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
1350 * common.opt (fgraphite, fgraphite-identity): Add comment for
1351 explaining why these options are not documented.
1353 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
1355 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
1356 gimple_call_lhs is NULL.
1358 2008-01-20 Paolo Bonzini <bonzini@gnu.org>
1361 * emit-rtl.c (adjust_address_1): Make sure memref is never
1364 2009-01-20 Ben Elliston <bje@au.ibm.com>
1366 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
1367 const qualifier from arg parameter. Remove unnecessary cast to char *.
1368 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
1369 const qualifier from arg 2.
1371 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
1373 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
1375 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
1378 * rtl.h (reinit_regs): New prototype.
1379 * regclass.c: Include ira.h.
1381 * Makefile.in (regclass.o): Add ira.h.
1382 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
1384 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
1387 * c-common.c (handle_aligned_attribute): Use
1388 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
1389 default alignment value.
1391 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
1393 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
1394 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
1396 * doc/extend.texi: Update __attribute__ ((aligned)). Document
1397 __BIGGEST_ALIGNMENT__.
1399 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
1401 2009-01-18 Richard Guenther <rguenther@suse.de>
1403 PR tree-optimization/38819
1404 * tree-flow.h (operation_could_trap_helper_p): Declare.
1405 * tree-eh.c (operation_could_trap_helper_p): Export.
1406 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
1407 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
1408 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
1409 are about to insert a possibly trapping instruction and fail
1412 2009-01-18 Andreas Schwab <schwab@suse.de>
1414 * doc/install.texi (Configuration): Remove obsolete paragraph
1415 about use of --with-gnu-ld with --with-gnu-as.
1417 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
1419 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
1420 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
1421 Follow spelling conventions.
1423 2009-01-18 Ben Elliston <bje@au.ibm.com>
1425 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
1426 C++ warning about implicit conversion from void * to struct
1428 (bitmap_obstack_free): Likewise for bitmap_element *.
1429 * Makefile.in (bitmap.o-warn): Remove.
1431 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
1433 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
1435 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
1436 Tobias Grosser <tobi.grosser@amd.com>
1438 * graphite.c (graphite_trans_scop_block): Do not block single
1441 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
1443 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
1444 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
1445 test with assertion.
1447 2009-01-16 Richard Guenther <rguenther@suse.de>
1449 PR tree-optimization/38835
1451 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
1452 and INT + PTR -> (INT)(PTR p+ INT) folding.
1453 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
1455 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
1458 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
1459 the subreg from a lowpart subreg if it is also casting the value.
1461 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
1462 Tobias Grosser <tobi.grosser@amd.com>
1464 * graphite.c (compare_prefix_loops): New.
1465 (build_scop_canonical_schedules): Rewritten.
1466 (graphite_transform_loops): Move build_scop_canonical_schedules
1467 after build_scop_iteration_domain.
1469 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
1470 Tobias Grosser <tobi.grosser@amd.com>
1472 * graphite.c (add_conditions_to_domain): Add the loops to
1473 the dimension of the iteration domain. Do copy the domain
1474 only when it exists.
1475 (build_scop_conditions_1): Do not call add_conditions_to_domain.
1476 (add_conditions_to_constraints): New.
1477 (can_generate_code_stmt, can_generate_code): Removed.
1478 (gloog): Do not call can_generate_code.
1479 (graphite_transform_loops): Call add_conditions_to_constraints
1480 after building the iteration domain.
1482 2009-01-16 Jakub Jelinek <jakub@redhat.com>
1484 PR tree-optimization/38789
1485 * tree-ssa-threadedge.c
1486 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
1487 __builtin_constant_p.
1489 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
1491 * dce.c (delete_unmarked_insns): Reversed the order that insns are
1492 examined before deleting them.
1494 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
1496 * function.c (aggregate_value_p): Correctly extract the function
1497 type from CALL_EXPR_FN lookup.
1499 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
1501 * config/picochip/picochip.c (picochip_override_options): Revert
1502 CFI asm flag disable commited previously.
1504 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
1505 Tobias Grosser <tobi.grosser@amd.com>
1506 Jan Sjodin <jan.sjodin@amd.com>
1508 * graphite.c (scan_tree_for_params): On substractions negate
1509 all the coefficients of the term.
1510 (clast_to_gcc_expression_red): New. Handle reduction expressions
1511 of more than two operands.
1512 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
1513 (get_vdef_before_scop): Handle also the case of default definitions.
1515 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
1517 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
1518 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
1519 Also use them when walking CALL_INSN_FUNCTION_USAGE.
1521 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
1522 Joey Ye <joey.ye@intel.com>
1525 * cfgexpand.c (expand_stack_alignment): Don't update stack
1526 boundary nor check incoming stack boundary here.
1527 (gimple_expand_cfg): Update stack boundary and check incoming
1528 stack boundary here.
1530 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
1532 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
1534 2009-01-14 Jakub Jelinek <jakub@redhat.com>
1536 PR rtl-optimization/38245
1537 * calls.c (expand_call): Add stack arguments to
1538 CALL_INSN_FUNCTION_USAGE even for pure calls (when
1539 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
1540 in regs and partially in memory or BLKmode arguments.
1541 (emit_library_call_value_1): Add stack arguments to
1542 CALL_INSN_FUNCTION_USAGE even for pure calls (when
1543 ACCUMULATE_OUTGOING_ARGS).
1544 * dce.c: Include tm_p.h.
1545 (find_call_stack_args): New function.
1546 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
1548 (mark_insn): Call find_call_stack_args for CALL_Ps.
1549 (prescan_insns_for_dce): Walk insns backwards in bb rather than
1550 forwards. Allocate and free arg_stores bitmap if needed, pass it
1551 down to deletable_insn_p, don't mark stores set in arg_stores
1552 bitmap, clear the bitmap at the beginning of each bb.
1553 * Makefile.in (dce.o): Depend on $(TM_P_H).
1555 2009-01-14 Michael Meissner <gnu@the-meissners.org>
1558 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
1559 to make sure the insn is a conditional test (bug 22599). Reformat a
1562 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
1565 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
1566 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
1567 (gloog): Do not call cleanup_tree_cfg.
1568 (graphite_transform_loops): Call cleanup_tree_cfg after all
1569 scops have been code generated.
1571 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
1572 * doc/gty.texi (Invoking the garbage collector): Added new node
1573 and section documenting ggc_collect.
1575 2009-01-14 Richard Guenther <rguenther@suse.de>
1577 PR tree-optimization/38826
1579 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
1580 initialization notes only if we actually emitted a warning.
1581 (intra_create_variable_infos): Add constraints for a result decl
1582 that is passed by hidden reference.
1583 (build_pred_graph): Mark all related variables non-direct on
1586 2009-01-14 Nick Clifton <nickc@redhat.com>
1588 * ira-conflicts.c: Include addresses.h for the definition of
1590 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
1591 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
1593 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
1596 * Makefile.in (ira-lives.o): Add except.h.
1598 * ira-lives.c: Include except.h.
1599 (process_bb_node_lives): Process can_throw_internal.
1601 2009-01-13 Jakub Jelinek <jakub@redhat.com>
1603 PR rtl-optimization/38774
1604 * combine.c (simplify_set): When undoing cc_use change, don't do
1605 PUT_CODE on the newly created comparison, but instead put back the
1608 2009-01-13 Joseph Myers <joseph@codesourcery.com>
1610 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
1611 values. Remove duplicate arm8 entry.
1613 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
1615 PR tree-optimization/38786
1616 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
1617 the SSA_NAME case of expand_scalar_variables_expr.
1618 Set the type of an expression to the type of its assign statement.
1619 (expand_scalar_variables_expr): Also gather the scalar computation
1620 used to index the memory access. Do not pass loop_p.
1621 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
1622 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
1623 the gimple_stmt_iterator where it inserts new code.
1625 (copy_bb_and_scalar_dependences): Do not pass loop_p.
1626 (translate_clast): Update call to copy_bb_and_scalar_dependences.
1628 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
1630 * graphite.h (debug_value): Removed.
1631 * graphite.c (debug_value): Removed.
1633 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
1635 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
1636 ldrd/strd with two 32-bit instructions.
1638 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
1640 * config/arm/arm.c (struct processors): Pass for speed down into
1641 cost helper functions.
1642 (const_ok_for_op): Handle COMPARE and inequality nodes.
1643 (arm_rtx_costs_1): Rewrite.
1644 (arm_size_rtx_costs): Update prototype.
1645 (arm_rtx_costs): Pass speed down to helper functions.
1646 (arm_slowmul_rtx_costs): Rework cost calculations.
1647 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
1648 (arm_9e_rtx_costs): Likewise.
1650 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
1652 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
1653 relocations of local symbols wider than UNITS_PER_WORD are not valid.
1654 (alpha_legitimize_address): Do not split local symbols wider than
1655 UNITS_PER_WORD into HIGH/LO_SUM parts.
1657 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
1660 * gcc.c (process_command): Replace call to execvp with calls
1661 to pex_one and exit.
1663 2009-01-03 Anatoly Sokolov <aesok@post.ru>
1666 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
1667 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
1668 variant for devices with 3-byte PC.
1669 (__tablejump_elpm__) : New.
1671 2009-01-12 Jakub Jelinek <jakub@redhat.com>
1674 * c-parser.c (c_parser_postfix_expression): Allow `->' in
1675 offsetof member-designator, handle it as `[0].'.
1677 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1679 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
1680 function when not using named sections on targets with named sections
1681 if branch distance is less than 262132.
1683 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
1685 * combine.c (combine_instructions): Recompute
1686 optimize_this_for_speed_p for each BB in the main combine loop.
1688 2009-01-12 Tomas Bily <tbily@suse.cz>
1691 * tree-loop-distribution.c (prop_phis): New function.
1692 (generate_builtin): Call prop_phis.
1693 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
1695 2009-01-12 Jakub Jelinek <jakub@redhat.com>
1697 PR tree-optimization/38807
1698 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
1699 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
1701 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
1703 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
1704 subreg of op0 to the original op0.
1706 2009-01-11 Laurent GUERBY <laurent@guerby.net>
1708 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
1710 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
1713 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
1714 starting with digits.
1716 2009-01-10 Jakub Jelinek <jakub@redhat.com>
1719 * config/arm/arm.c (arm_is_long_call_p): Don't call
1720 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
1722 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
1724 * regrename.c (regrename_optimize): Fix dumping.
1725 (find_oldest_value_reg): Preserve REG_POINTER.
1726 (copy_hardreg_forward_1): Likewise.
1728 2009-01-09 Diego Novillo <dnovillo@google.com>
1730 * gimple.h (struct gimple_statement_base) <uid>: Document
1731 the restrictions on its use.
1733 (gimple_set_uid): Tidy.
1735 2009-01-09 Jakub Jelinek <jakub@redhat.com>
1737 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
1738 zero guard even if align_bytes != 0 and count is smaller than
1741 2008-01-09 Vladimir Makarov <vmakarov@redhat.com>
1743 PR rtl-optimization/38495
1744 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
1745 (add_range_and_copies_from_move_list): Print all added ranges.
1746 Add ranges to memory optimized destination.
1748 2009-01-09 Jakub Jelinek <jakub@redhat.com>
1752 * config/i386/i386.c (override_options): Reject
1753 -mstringop-strategy=rep_8byte with -m32.
1754 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
1755 to 1. Do count comparison against epilogue_size_needed at compile
1756 time even when count_exp was constant forced into register. For
1757 size_needed don't jump to epilogue, instead just avoid aligning
1758 and invoke the body algorithm. If need_zero_guard, add zero guard
1759 even if count is non-zero, but smaller than size_needed + number of
1760 bytes that could be stored for alignment.
1761 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
1762 to 1. If need_zero_guard, add zero guard even if count is non-zero,
1763 but smaller than size_needed + number of bytes that could be stored
1764 for alignment. Compare size_needed with epilogue_size_needed instead
1765 of desired_align - align, don't adjust size_needed, pass
1766 epilogue_size_needed to the epilogue expanders.
1769 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
1771 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1773 * pa.c (last_address): Change to unsigned.
1774 (update_total_code_bytes): Change argument to unsigned. Don't
1775 check if insn addresses are set.
1776 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
1777 addresses are not set.
1778 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
1780 2009-01-09 Nick Clifton <nickc@redhat.com>
1782 * config/sh/symbian.c: Replace uses of DECL_INLINE with
1783 DECL_DECLARED_INLINE_P.
1785 2009-01-09 Jakub Jelinek <jakub@redhat.com>
1788 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
1789 GET_MODE (op0) in operand_subword_force calls.
1792 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
1793 fold_convert arg0 operands to TREE_TYPE (op0) first.
1795 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
1797 * params.def (ira-max-conflict-table-size): Decrease default value
1800 2009-01-08 Jakub Jelinek <jakub@redhat.com>
1802 PR tree-optimization/37031
1803 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
1805 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
1806 allocate it using gc instead of heap, use VEC_quick_push instead of
1808 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
1809 instead of heap, use VEC_quick_push instead of VEC_safe_push.
1810 * tree-data-ref.h (struct access_matrix): Change matrix to gc
1811 allocated vector from heap allocated.
1812 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
1813 * tree-loop-linear.c (linear_transform_loops): Allocate nest
1814 vector only after perfect_loop_nest_depth call.
1816 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
1817 Jan Sjodin <jan.sjodin@amd.com>
1819 PR tree-optimization/38559
1820 * graphite.c (debug_value, copy_constraint,
1821 swap_constraint_variables, scale_constraint_variable, ): New.
1822 (get_lower_bound, get_upper_bound): Removed.
1823 (graphite_trans_bb_strip_mine): Clean up this code that works
1824 only for constant number of iterations. Fully copy upper and
1825 lower bound constraints, not only the constant part of them.
1826 * graphite.h (debug_value): Declared.
1828 2009-01-08 Ira Rosen <irar@il.ibm.com>
1830 PR tree-optimization/37194
1831 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
1832 Don't add the cost of cost model guard in prologue to scalar
1833 outside cost in case of known number of iterations.
1835 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
1836 Alan Modra <amodra@bigpond.net.au>
1838 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
1839 non-word-aligned REG+CONST addressing.
1841 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
1844 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
1845 free_after_compilation when outputting a thunk.
1846 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
1847 Do not call free_after_compilation here.
1849 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
1851 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
1852 (ix86_valid_target_attribute_inner_p): Ditto.
1854 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
1856 PR tree-optimization/38492
1857 PR tree-optimization/38498
1858 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
1859 * tree-chrec.h (scev_is_linear_expression): Declared.
1860 * graphite.c (graphite_cannot_represent_loop_niter): New.
1861 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
1862 (graphite_loop_normal_form): Use gcc_assert.
1863 (scan_tree_for_params): Use CASE_CONVERT.
1864 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
1865 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
1866 Use gcc_assert. Discard scops that contain unhandled cases.
1867 (build_scop_conditions): Return a boolean status for unhandled cases.
1868 (strip_mine_profitable_p): Print the loop number, not its depth.
1869 (is_interchange_valid): Pass the depth of the loop nest, don't
1870 recompute it wrongly.
1871 (graphite_trans_bb_block): Same.
1872 (graphite_trans_bb_block): Print tentative of loop blocking.
1873 (graphite_trans_scop_block): Do not print that the loop has been
1875 (graphite_transform_loops): Do not handle scops that contain condition
1878 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
1880 AVX Programming Reference (December, 2008)
1881 * config/i386/avxintrin.h (_mm256_stream_si256): New.
1882 (_mm256_stream_pd): Likewise.
1883 (_mm256_stream_ps): Likewise.
1885 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
1886 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
1887 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
1888 (bdesc_special_args): Add __builtin_ia32_movntdq256,
1889 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
1890 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
1891 (ix86_expand_special_args_builtin): Likewise.
1893 * config/i386/sse.md (AVXMODEDI): New.
1894 (avx_movnt<mode>): Likewise.
1895 (avx_movnt<mode>): Likewise.
1896 (<sse>_movnt<mode>): Remove AVX support.
1897 (sse2_movntv2di): Likewise.
1899 2009-01-07 Richard Guenther <rguenther@suse.de>
1902 * fold-const.c (extract_muldiv): Remove obsolete comment.
1903 (fold_plusminus_mult_expr): Undo MINUS_EXPR
1904 to PLUS_EXPR canonicalization for the canonicalization.
1906 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
1908 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
1909 hosted cross-compilers generating less efficient code.
1911 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
1913 * function.h (rtl_data): Add a dbr_scheduled_p field.
1914 * reorg.c (dbr_schedule): Set it.
1915 (gate_handle_delay_slots): Check it.
1916 * config/mips/mips.c (mips_base_delayed_branch): Delete.
1917 (mips_reorg): Check flag_delayed_branch instead of
1918 mips_base_delayed_branch.
1919 (mips_override_options): Don't set mips_base_delayed_branch
1920 or flag_delayed_branch.
1922 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
1924 PR rtl-optimization/38426.
1925 * ira.c (ira): Set current_function_is_leaf earlier.
1927 2009-01-06 Jakub Jelinek <jakub@redhat.com>
1929 PR rtl-optimization/38722
1930 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
1931 too early, only set a flag and modify after last possible
1934 2009-01-06 Janis Johnson <janis187@us.ibm.com>
1937 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
1938 * real.c (decimal_single_format): Correct values of emin and emax.
1939 (decimal_double_format): Ditto.
1940 (decimal_quad_format): Ditto.
1941 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
1942 computation of DECnn_MIN and DECnn_MAX for corrected values of
1943 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
1944 __DECnn_MIN__, and adjust its computation for the corrected value
1947 2009-01-06 Jan Hubicka <jh@suse.cz>
1950 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
1952 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
1954 * doc/contrib.texi (Contributors): Slightly adjust the end note.
1955 Add Robert Clark to the list of testers.
1957 2009-01-06 Jan Hubicka <jh@suse.cz>
1958 Kai Tietz <kai.tietz@onevision.com>
1960 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
1961 * config/i386/i386.c (ix86_expand_call): Add clobbers.
1963 2009-01-06 Jan Hubicka <jh@suse.cz>
1964 Kai Tietz <kai.tietz@onevision.com>
1966 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
1968 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
1969 (ix86_nsaved_regs): Count only general purpose regs.
1970 (ix86_nsaved_sseregs): New.
1971 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
1972 to 16 for w64; compute padding and size of sse reg save area.
1973 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
1974 general purpose regs.
1975 (ix86_emit_save_sse_regs_using_mov): New.
1976 (ix86_expand_prologue): Save SSE regs if needed.
1977 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
1978 (ix86_emit_restore_sse_regs_using_mov): New.
1979 (ix86_expand_epilogue): Save SSE regs if needed.
1981 2009-01-06 Jan Hubicka <jh@suse.cz>
1982 Kai Tietz <kai.tietz@onevision.com>
1984 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
1985 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
1986 functions when accumulate outgoing args is off.
1988 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
1991 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
1992 before using pseudos_have_intersected_live_ranges_p.
1994 * ira-int.h (ira_assert): Always define.
1996 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
1998 AVX Programming Reference (December, 2008)
1999 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
2000 (_mm256_permute2_pd): Likewise.
2001 (_mm_permute2_ps): Likewise.
2002 (_mm256_permute2_ps): Likewise.
2003 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
2004 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
2006 * config/i386/i386.c (ix86_builtins): Remove
2007 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
2008 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
2009 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
2010 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
2011 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
2012 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
2013 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
2014 __builtin_ia32_vpermil2ps256.
2015 (ix86_init_mmx_sse_builtins): Updated.
2016 (ix86_expand_args_builtin): Likewise.
2018 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2020 * pa.c (output_call): Relocate non-jump insns in the delay slot of
2021 long absolute calls when generating PA 2.0 code.
2023 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
2025 PR rtl-optimization/38583
2026 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
2028 * params.def (ira-max-conflict-table-size): New.
2030 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
2032 * ira.h (ira_conflicts_p): New external definition.
2034 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
2035 table. Report this. Return result of building.
2036 (ira_build_conflicts): Use ira_conflicts_p. Check result of
2037 building conflict table.
2039 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
2040 (ira_color): Use ira_conflicts_p.
2042 * global.c: Include ira.h.
2043 (pseudo_for_reload_consideration_p, build_insn_chain): Use
2046 * Makefile.in (global.o): Add ira.h.
2048 * ira-build.c (mark_all_loops_for_removal,
2049 propagate_some_info_from_allocno): New.
2050 (remove_unnecessary_allocnos): Call
2051 propagate_some_info_from_allocno.
2052 (remove_low_level_allocnos): New.
2053 (remove_unnecessary_regions): Add parameter. Call
2054 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
2055 parameter to remove_unnecessary_regions.
2056 (ira_build): Remove all regions but root if the conflict table was
2057 not built. Update conflict hard regs for allocnos crossing calls.
2059 * ira.c (ira_conflicts_p): New global.
2060 (ira): Define and use ira_conflicts_p.
2062 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
2063 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
2064 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
2066 2009-01-06 Ben Elliston <bje@au.ibm.com>
2068 * gengtype-lex.l (YY_NO_INPUT): Define.
2070 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2073 * c-common.c (handle_vector_size_attribute): Also reject
2076 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
2078 PR tree-optimization/38492
2079 * graphite.c (rename_map_elt, debug_rename_elt,
2080 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
2081 rename_map_elt_info, eq_rename_map_elts,
2082 get_new_name_from_old_name, bb_in_sese_p): Moved around.
2083 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
2084 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
2085 (sese_build_livein_liveouts): New.
2086 (new_sese, free_sese): New.
2087 (new_scop): Call new_sese.
2088 (free_scop): Call free_sese.
2089 (rename_variables_from_edge, rename_phis_end_scop): Removed.
2090 (register_old_new_names): Renamed register_old_and_new_names.
2091 (register_scop_liveout_renames, add_loop_exit_phis,
2092 insert_loop_close_phis, struct igp,
2093 default_liveout_before_guard, add_guard_exit_phis,
2094 insert_guard_phis, copy_renames): New.
2095 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
2096 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
2097 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
2098 (scop_adjust_phis_for_liveouts): New.
2099 (gloog): Call scop_adjust_phis_for_liveouts.
2101 * graphite.h (struct sese): Documented. Added fields liveout,
2103 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
2104 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
2105 (struct scop): Added field liveout_renames.
2106 (SCOP_LIVEOUT_RENAMES): New.
2108 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
2110 PR tree-optimization/38510
2111 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
2112 (translate_clast): Call recompute_all_dominators before
2114 (gloog): Call recompute_all_dominators before graphite_verify.
2116 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
2117 Jan Sjodin <jan.sjodin@amd.com>
2119 PR tree-optimization/38500
2120 * graphite.c (create_sese_edges): Call fix_loop_structure after
2123 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
2125 * config.gcc: Add m32r*-*-rtems*.
2126 * config/m32r/rtems.h: New file.
2128 2009-01-05 Ben Elliston <bje@au.ibm.com>
2130 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
2131 (.po.pox): Likewise.
2132 (po/gcc.pot): Likewise.
2134 2009-01-04 David S. Miller <davem@davemloft.net>
2136 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
2137 (STARTING_FRAME_OFFSET): Always set to zero.
2139 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
2141 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
2142 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
2143 fixed-point types, and vectors of the same.
2145 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
2147 * config/mips/sync.md (*mb_barrier): Rename to...
2148 (*memory_barrier): ...this.
2150 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
2152 * doc/extend.texi (Function Attributes): Move @cindex after @item
2153 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
2154 and put in alphabetical order. Fix 'target' name and put in order.
2155 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
2158 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
2160 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
2161 (memory_barrier): Expand as unspec instead of unspec_volatile.
2162 Remove mem:BLK from insn operands. Use Pmode scratch register.
2163 (*memory_barrier): Define as unspec instead of unspec_volatile.
2164 Use (match_dup 0) as input operand.
2166 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
2167 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
2168 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
2169 scratch register. Remove operand 1.
2170 (*stbar): Define as unspec instead of unspec_volatile.
2171 Use (match_dup 0) as input operand, remove (const_int 8).
2172 (*membar): Define as unspec instead of unspec_volatile.
2173 Use (match_dup 0) as input operand, remove input operand 2.
2175 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
2176 (memory_barrier): Expand as unspec instead of unspec_volatile.
2177 Remove mem:BLK from insn operands. Use Pmode scratch register.
2178 (*memory_barrier): Define as unspec instead of unspec_volatile.
2179 Use (match_dup 0) as input operand.
2181 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
2182 Remove mem:BLK from insn operands. Use Pmode scratch register.
2183 Set volatile flag on operand 0.
2184 (*memory_barrier): New insn pattern.
2186 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
2188 (*memory_barrier): Use (match_dup 0) as input operand.
2190 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
2191 Remove mem:BLK from insn operands. Use Pmode scratch register.
2192 Set volatile flag on operand 0.
2193 (*mb_internal): New insn pattern.
2195 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
2197 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
2200 * function.c (struct temp_slot): Move to the section of the file
2201 that deals with temp slots. Remove field 'address'.
2202 (temp_slot_address_table): New hash table of address -> temp slot.
2203 (struct temp_slot_address_entry): New struct, items for the table.
2204 (temp_slot_address_compute_hash, temp_slot_address_hash,
2205 temp_slot_address_eq, insert_temp_slot_address): Support functions
2207 (find_temp_slot_from_address): Rewrite to use the new hash table.
2208 (remove_unused_temp_slot_addresses): Remove addresses of temp
2209 slots that have been made available.
2210 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
2211 worker function for remove_unused_temp_slot_addresses.
2212 (assign_stack_temp_for_type): Don't clear the temp slot address list.
2213 Add the temp slot address to the address -> temp slot map.
2214 (update_temp_slot_address): Update via insert_temp_slot_address.
2215 (free_temp_slots): Call remove_unused_temp_slot_addresses.
2216 (pop_temp_slots): Likewise.
2217 (init_temp_slots): Allocate the address -> temp slot map, or empty
2218 the map if it is already allocated.
2219 (prepare_function_start): Initialize temp slot processing.
2221 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
2224 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
2225 Calculate the size of all stack vars assuming no packing of stack
2226 vars will happen, replacing a quadratic algorithm with a linear one.
2228 2009-01-03 Jakub Jelinek <jakub@redhat.com>
2231 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
2234 2009-01-03 Diego Novillo <dnovillo@google.com>
2236 * doc/contrib.texi: Update contributions.
2238 2009-01-03 Jakub Jelinek <jakub@redhat.com>
2241 * builtins.c (fold_builtin_memory_op): Give up if either operand
2242 is volatile. Set srctype or desttype to non-qualified version
2246 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
2249 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2251 PR rtl-optimization/35805
2252 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
2253 problem if fast dce is able to remove any instructions.
2254 * dce.c (dce_process_block): Fix dump message.
2256 2009-01-02 Mark Mitchell <mark@codesourcery.com>
2259 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
2261 2009-01-02 Jakub Jelinek <jakub@redhat.com>
2264 * tree-flow.h (op_code_prio, op_prio): New prototypes.
2265 * tree-pretty-print.c (op_code_prio): New function.
2266 (op_prio): No longer static. Use op_code_prio.
2267 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
2268 Use op_prio and op_code_prio to determine if () should be
2269 printed around operand(s) or not.
2271 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
2272 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
2273 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
2274 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
2275 pp_character instead of pp_string for single letter printing.
2277 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
2279 * doc/extend.texi: Fix '#pragma GCC option' typo.
2281 2009-01-02 Richard Guenther <rguenther@suse.de>
2283 * doc/install.texi (--enable-checking): Mention different
2285 (--enable-stage1-checking): Document.
2287 2009-01-01 Andrew Pinski <pinskia@gmail.com>
2290 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
2291 case to be an error.
2293 2009-01-02 Ben Elliston <bje@au.ibm.com>
2295 * config/fp-bit.h (pack_d): Constify argument.
2296 * config/fp-bit.c (makenan): Constify return type. Remove casts.
2297 (isnan): Constify argument.
2301 (_fpadd_parts): Constify return type.
2302 (_fpmul_parts): Likewise.
2303 (_fpdiv_parts): Likewise.
2305 2009-01-01 Jakub Jelinek <jakub@redhat.com>
2308 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
2309 warn about overwriting initializer with side-effects or
2310 -Woverride-init if !IMPLICIT.
2311 (output_init_element): Likewise. Pass IMPLICIT down to
2313 (process_init_element): Add IMPLICIT argument. Pass it down
2314 to output_init_element.
2315 (push_init_element, pop_init_level, set_designator): Adjust
2316 process_init_element callers.
2317 (set_nonincremental_init, set_nonincremental_init_from_string):
2318 Adjust add_pending_init callers.
2319 (output_pending_init_elements): Adjust output_init_element callers.
2320 * c-tree.h (process_init_element): Adjust prototype.
2321 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
2322 process_init_element callers.