1 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
3 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4 locators before emit_insn is called. Remove assert that
6 (alpha_end_function): Clear crtl->emit structure and free insn
7 locators if cfun->is_thunk is true.
9 2009-08-18 Jason Merrill <jason@redhat.com>
11 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
13 * configure.ac: Test for it.
14 * configure, config.in: Regenerate.
15 * doc/install.texi: Document --enable-gnu-unique-object.
17 2009-08-18 Richard Guenther <rguenther@suse.de>
20 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
21 pow(x,y*z) only if x is nonnegative.
23 2009-08-18 Jakub Jelinek <jakub@redhat.com>
25 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
29 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
30 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
32 2009-08-17 DJ Delorie <dj@redhat.com>
34 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
35 * config/m32c/prologue.md (epilogue_freit): New.
37 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
38 (bank_switch_p): Likewise.
39 (fast_interrupt_p): Likewise.
40 (interrupt_p): Likewise.
41 (m32c_conditional_register_usage): Round memregs size up.
42 (need_to_save): We only need to save $a0 when we use ENTER.
43 (interrupt_p): Check for fast_interrupt too.
45 (fast_interrupt_p): New.
46 (m32c_attribute_table): Add bank_switch and fast_interrupt.
47 (m32c_emit_prolog): Support bank switching and fast interrupts.
48 * doc/extend.texi (Function Attributes): Add bank_switch and
51 2009-08-17 Douglas B Rupp <rupp@gnat.com>
53 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
54 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
56 2009-08-16 Douglas B Rupp <rupp@gnat.com>
58 * doc/invoke.texi (Target options):
59 Add new option list for IA-64/VMS.
60 (menu): Add IA-64/VMS Options.
61 (IA-64/VMS Options): Likewise.
63 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
66 * config/mips/mips.md (*lwxs): Use :P for pointer values.
68 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
70 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
71 (mips_pop_asm_switch): Likewise.
72 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
74 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
75 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
76 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
77 (mips_print_operand_punctuation): Use them. Check mips_noreorder
78 instead of set_noreorder.
79 (mips_output_function_prologue): Use the new functions.
80 (mips_output_function_epilogue): Likewise.
81 (mips_need_noat_wrapper_p): New function, split out from...
82 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
83 Use mips_push_asm_switch and mips_pop_asm_switch.
84 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
85 and mips_pop_asm_switch.
86 (ASM_OUTPUT_REG_POP): Likewise.
87 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
88 Use mips_pop_asm_switch.
89 (mips_asm_switch): New structure.
90 (set_noreorder, set_nomacro): Replace with...
91 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
92 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
93 instead of set_nomacro.
94 (fix_truncsfsi2_macro): Likewise.
95 (cprestore): Likewise.
96 (hazard): Use mips_noreorder instead of set_noreorder.
97 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
99 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
101 * config/alpha/alpha.c (alpha_and_function): Handle NULL_RTX returned
102 from prev_active_insn.
104 2009-08-16 Anatoly Sokolov <aesok@post.ru>
106 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
107 * config/avr/avr.c (avr_override_options): Initialize
108 avr_current_arch variable.
109 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
110 __AVR_HAVE_16BIT_SP__ according to the device type.
111 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
113 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
114 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
116 2009-08-16 Dodji Seketeli <dodji@redhat.com>
119 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
120 generating inlined subroutine die only. We shouldn't be
121 called for anything else.
122 (gen_block_die): Don't generate inline subroutine debug info for
125 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
127 * graphite-poly.c (print_pbb): Print PBB index.
129 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
132 * graphite-interchange.c (ppl_max_for_le): Moved...
133 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
134 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
135 ppl_Pointset_Powerset_C_Polyhedron_maximize.
136 * graphite-ppl.h (ppl_max_for_le): Declared.
138 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
140 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
141 supported on all platforms.
142 * target.h (struct gcc_target): Remove
143 handle_pragma_redefine_extname.
144 * c-cppbuiltin.c: Remove use of
145 targetm.handle_pragma_redefine_extname.
146 * c-pragma.c: Likewise.
147 * target-def.h (TARGET_INITIALIZER): Remove
148 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
149 * config/sol2.h: Remove use of
150 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
152 2009-08-14 Douglas B Rupp <rupp@gnat.com>
154 * config/ia64/fde-vms.c: New file.
155 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
156 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
157 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
158 (uw_frame_state_for): Only register a personality routine if it is
159 known to be compatible with our expectations.
160 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
161 Declare unw_table_entry stack variable and
162 mod all calls to _Unwind_FindTableEntry to add arg.
163 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
164 (_Unwind_FindTableEntry): Add arg to prototype.
166 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
168 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
169 field 'signal_pfs_loc'.
170 (uw_frame_state_for): Remove duplicate code dealing with leaf
171 procedures without unwind info.
172 If in the frame after unwinding through a signal handler, restore
173 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
174 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
175 'pfs_loc' to the AR.PFS location in the signal context; instead
176 set 'signal_pfs_loc'.
177 Manually generate the unwind info for the AR.PFS register.
178 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
179 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
180 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
181 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
182 instead set 'signal_pfs_loc'.
183 Remove code preventing the AR.PFS register from being restored
184 from the signal context.
186 2009-08-14 Douglas B Rupp <rupp@gnat.com>
187 Tristan Gingold <gingold@adacore.com>
189 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
190 * config/ia64/t-vms: New file.
191 * config/ia64/vms64.h: New file.
192 * config/ia64/vms.h: New file.
193 * config/ia64/vms-crtinit.asm: New file.
194 * config/ia64/vms_symvec_libgcc_s.opt: New file.
195 * config/ia64/vms-unwind.h: New file.
197 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
199 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
202 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
205 * builtins.c (do_mpc_arg2): Make extern, define for any MPC
206 version. Move declaration...
207 * real.h (do_mpc_arg2): ... here.
208 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
211 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
213 * final.c (add_debug_prefix_map): Don't use GC memory for
214 old_prefix and new_prefix.
216 2009-08-14 Richard Guenther <rguenther@suse.de>
218 * ipa-prop.c (compute_complex_pass_through): If we cannot
219 compute a non-varying offset for IPA_JF_ANCESTOR punt.
221 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
223 * c-lex.c (c_lex_with_flags): Increase size of local variable
224 to avoid memory clobber.
226 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
229 * config/i386/i386.c (ix86_fp_comparison_strategy):
230 Only enable/disable sahf at function granularity.
232 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
234 PR rtl-optimization/41064
235 * reload1.c (reload_as_needed): Don't call extract_insn
236 for known invalid replacements after calling
237 validate_replace_rtx_group and verify_changes.
239 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
242 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
243 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
244 ix86_expand_fp_vcond.
245 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
246 Assert that operation is supported by ix86_expand_int_vcond.
247 (vcondu<SSEMODE124C8:mode>): Ditto.
249 2009-08-13 DJ Delorie <dj@redhat.com>
251 * config/i386/djgpp-stdint.h: New.
252 * config.gcc (djgpp): Use it.
254 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
256 * config/sh/sh.c (sh_override_options): When flag_exceptions or
257 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
259 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
261 * tree-ssa-loop-prefetch.c
262 (prune_ref_by_group_reuse): Enhance probabilistic analysis
263 for long-stride pruning.
264 (compute_miss_rate): New function to compute the probability
265 that two memory references access different cache lines.
267 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
269 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
271 2009-08-13 Richard Guenther <rguenther@suse.de>
274 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
275 use the constant pointer type.
276 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
277 of CV qualifiers on the target pointer type.
278 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
279 conversion check before restrict check.
281 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
284 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
286 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
288 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
290 2009-08-12 Richard Guenther <rguenther@suse.de>
292 PR tree-optimization/41011
293 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
294 and reference constructing.
296 2009-08-12 Xinliang David Li <davidxl@google.com>
298 PR tree-optimization/41012
299 * tree-flow.h : New external interface.
300 * gimple-low.c (check_call_arg): Change to public function.
301 Remove argument mismatch check in lowering.
302 * tree-inline.h (tree_can_inline_p): Interface change.
303 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
305 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
306 Call change to tree_can_inline_p function.
307 (cgraph_decide_inlining_incrementally): Ditto.
309 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
311 PR tree-optimization/41031
312 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
313 on the partition variable rather than promote_mode on the source
314 type. Assert that the partition variable's type has the same
315 mode as the source value's.
317 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
319 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
321 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
323 * calls.c (expand_call): Fix typo.
324 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
326 * stmt.c (expand_value_return): Use promote_function_mode to copy out
328 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
329 * config/cris/cris.c (cris_promote_function_mode): Likewise.
330 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
331 * config/pa/pa.c (pa_promote_function_mode): Likewise.
333 2009-08-11 Andrew Haley <aph@redhat.com>
335 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
337 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
340 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
342 2009-08-12 Richard Guenther <rguenther@suse.de>
344 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
345 * gimplify.c (gimplify_modify_expr): Do not use
346 lang_hooks.types_compatible_p.
347 * tree-ssa.c (useless_type_conversion_p): For aggregates
348 just return false if the canonical types differ.
350 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
353 * sese.c (convert_for_phi_arg): New.
354 (add_guard_exit_phis): Use convert_for_phi_arg.
356 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
358 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
359 unknown subscript upper bounds.
361 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
362 Pranav Garg <pranav.garg2107@gmail.com>
364 * graphite-interchange.c (gather_access_strides): Removed.
365 (ppl_max_for_le): New.
366 (build_linearized_memory_access): New.
367 (memory_stride_in_loop): New.
368 (pbb_interchange_profitable_p): Reimplemented.
369 * graphite-ppl.h (ppl_new_id_map): New.
370 (ppl_interchange): New.
372 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
374 * graphite-interchange.c (compute_subscript): Removed.
375 (compute_array_size_cstr): Removed.
376 (compute_array_size_poly): Removed.
377 (compute_array_size): Removed.
378 (gather_access_strides_poly): Removed.
379 (gather_access_strides): Empty.
381 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
383 * graphite-dependences.c (dependence_polyhedron_1): Replace
384 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
385 (graphite_legal_transform_dr): Same.
386 (graphite_carried_dependence_level_k): Same.
387 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
388 Initialize PDR_NB_SUBSCRIPTS.
389 (print_pdr_access_layout): Replace pdr_nb_subscripts with
391 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
392 (PDR_NB_SUBSCRIPTS): New.
393 (pdr_nb_subscripts): Removed.
394 (pdr_dim): Simplified.
395 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
396 with PDR_NB_SUBSCRIPTS.
398 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
400 * graphite-interchange.c (compute_array_size): Remove use of
402 * graphite-poly.c (new_poly_dr): Remove argument data_container.
403 Do not initialize PDR_DATA_CONTAINER.
404 (print_pdr): Do not print PDR_DATA_CONTAINER.
405 * graphite-poly.h (struct poly_dr): Remove data_container field.
406 (PDR_DATA_CONTAINER): Removed.
407 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
409 (build_poly_dr): Same.
411 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
412 Sebastian Pop <sebastian.pop@amd.com>
414 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
415 copy of the dependence polyhedron. Free the temporary objects.
416 (graphite_carried_dependence_level_k): Free unused objects before
419 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
420 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
421 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
422 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
423 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
425 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
427 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
428 Early return without analyzing the data dependences if no
429 transform has been done. Call restore_scattering if the transform
431 (graphite-interchange.c): Same.
432 * graphite-poly.c (print_scattering_function): Test for
434 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
435 (apply_poly_transforms): Do not gcc_assert that
436 the transform is legal.
437 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
438 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
439 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
440 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
441 * graphite-poly.h (struct poly_scattering): New.
442 (struct poly_bb): Add original, transformed, and saved fields.
443 Remove transformed_scattering, original_scattering,
444 nb_local_variables and nb_scattering_transform fields.
445 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
446 (poly_scattering_new): New.
447 (poly_scattering_free): New.
448 (poly_scattering_copy): New.
449 (store_scattering_pbb): New.
450 (store_scattering): New.
451 (restore_scattering_pbb): New.
452 (restore_scattering): New.
453 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
454 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
456 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
458 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
461 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
463 * Makefile.in (graphite.o): Depends on PREDICT_H.
464 * graphite.c: Include predict.h.
465 (graphite_finalize): Call tree_estimate_probability.
466 * predict.c (predict_loops): Do not call scev_initialize and
468 (tree_estimate_probability_bb): New.
469 (tree_estimate_probability): Do not initialize loops: move that
470 code to the driver. Call tree_estimate_probability_bb.
471 (tree_estimate_probability_driver): New.
472 (pass_profile): Use tree_estimate_probability_driver.
473 * predict.h (tree_estimate_probability): Declared.
475 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
477 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
478 * graphite-dependences.c (graphite_legal_transform): Add time to
479 TV_GRAPHITE_DATA_DEPS.
480 (dependency_between_pbbs_p): Same.
481 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
483 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
485 PR rtl-optimization/41033
486 * alias.c (nonoverlapping_component_refs_p): Punt when strict
487 aliasing is disabled.
489 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
491 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
492 si_mask_operand, and_load_operand, low_bitmask_operand,
493 and_reg_operand, and_operand): New predicates.
494 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
495 * config/mips/mips.c (and_operands_ok): New function.
496 * config/mips/mips-protos.h (and_operands_ok): Declare it.
497 * config/mips/mips.md (move_type): Add ext_ins and logical.
499 (and<mode>3): Use and_reg_operand as the second operand's predicate.
500 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
501 shift_shift. Remove commutative constraint modifier.
502 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
504 (*clear_upper32_dext): Remove define_insn_and_split.
505 (*clear_upper32): Turn this define_insn_and_split ...
506 (splitter for ANDing register with 0xffff_ffff): .. into this.
508 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
510 * combine.c (try_widen_shift_mode): Factor out code to check if an
511 integer constant is a low-order bitmask from here ...
512 * rtlanal.c (low_bitmask_len): ... to here.
513 * rtl.h (low_bitmask_len): Declare.
515 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
518 * config/alpha/alpha.md (addsi3): Remove expander.
519 (addsi3): Rename from *addsi3_internal insn pattern.
520 (subsi3): Remove expander.
521 (subsi3): Rename from *subsi3_internal insn pattern.
523 2009-08-11 Douglas B Rupp <rupp@gnat.com>
525 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
528 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
529 Eric Botcazou <botcazou@adacore.com>
530 Douglas B Rupp <rupp@gnat.com>
532 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
533 that records that fit in 64 bits are returned by immediate value,
534 as required by OpenVMS Calling Standard.
535 (function_value): Adjust for above modification.
536 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
537 virtual_incoming_args_rtx as base object, not next_arg.
538 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
540 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
542 * reload.c (find_reloads_subreg_address): Check the original
543 req_equiv_mem address to detect the case where an address is
544 not valid in the outer mode.
546 2009-08-11 Richard Guenther <rguenther@suse.de>
549 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
551 2009-08-10 Douglas B Rupp <rupp@gnat.com>
553 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
554 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
556 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
557 Douglas B Rupp <rupp@gnat.com>
559 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
560 PT_STACK when frame_pointer_needed on OpenVMS.
561 (alpha_pv_save_size, alpha_using_fp): Remove.
562 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
563 with proper processing for PT_NULL.
564 (alpha_vms_initial_elimination_offset): New function. Support for
565 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
566 (alpha_sa_size): Force procedure type to PT_STACK when
567 frame_pointer_needed on OpenVMS.
568 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
569 (alpha_using_fp): Likewise.
570 (alpha_vms_can_eliminate): Add prototype.
571 (alpha_vms_initial_elimination_offset): Likewise.
572 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
573 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
575 2009-08-10 Eric Botcazou <botcazou@adacore.com>
576 Douglas B Rupp <rupp@gnat.com>
578 * config/alpha/alpha.c (common_object_handler): New function.
579 (vms_attribute_table): Declare a single attribute "common_object".
580 (vms_output_aligned_decl_common): New global function.
581 (SECTION_VMS_OVERLAY): Delete.
582 (SECTION_VMS_GLOBAL): Likewise.
583 (SECTION_VMS_INITIALIZE): Likewise.
584 (vms_asm_named_section): Remove support for above flags.
585 (vms_section_type_flags): Delete.
586 (TARGET_SECTION_TYPE_FLAGS): Likewise.
587 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
588 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
589 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
591 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
594 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
595 (sub_ddmmss): Likewise.
597 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
600 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
603 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
606 * reload1.c (reload_as_needed): Use cancel_changes to completely
607 undo a failed replacement attempt.
609 2009-08-10 Richard Guenther <rguenther@suse.de>
612 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
613 (useless_type_conversion_p): ... here. Require pointer targets
616 2009-08-10 Dodji Seketeli <dodji@redhat.com>
619 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
620 loose the original type of the statement list.
622 2009-08-09 Douglas B Rupp <rupp@gnat.com>
624 * config/alpha/alpha.c: Include libfuncs.h
625 (avms_asm_output_extern): New function.
626 (alpha_init_libfuncs): Init some decc libfuncs.
627 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
628 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
629 (DO_CRTL_NAMES): Define.
631 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
632 (LONG_TYPE_SIZE): Define.
633 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
634 (SUBTARGET_SWITCHES): Define malloc64 switch.
635 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
636 (MASK_RETURN_ADDR): Define.
637 doc/invoke.texi (mmalloc64): Document switch.
639 2009-08-09 Olivier Hainque <hainque@adacore.com>
640 Douglas B Rupp <rupp@gnat.com>
642 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
643 uses_condition_handler.
644 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
645 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
646 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
647 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
648 (code_for_builtin): New insn codes for the new alpha_builtins.
649 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
650 (alpha_sa_size): Account for uses_condition_handler.
651 (alpha_expand_prologue): Likewise.
652 (alpha_start_function): Likewise.
653 (alpha_expand_epilogue): Likewise.
654 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
655 establish/revert expanders.
656 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
657 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
658 New expander, resorting to the alpha.c associated function.
659 (builtin_revert_vms_condition_handler): Likewise.
660 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
661 __gcc_shell_handler, the static VMS condition handler used as
662 an indirection wrapper to the current dynamically established
664 * config/alpha/vms-unwind.h: Complete rewrite.
665 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
666 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
668 2009-08-09 Eric Botcazou <botcazou@adacore.com>
669 Douglas B Rupp <rupp@gnat.com>
671 * config/alpha/alpha.c (alpha_links): Add 'target' field.
672 (alpha_need_linkage): Handle aliases. Return function symbol.
673 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
674 Use ultimate alias target for the linkage name.
675 * config/alpha/alpha.md (movmemdi): Use the symbol returned
676 by alpha_need_linkage for the function symbol.
677 (setmemdi): Likewise.
679 2009-08-09 Douglas B Rupp <rupp@gnat.com>
681 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
682 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
683 (ASM_WEAKEN_LABEL): Define.
684 (CRT_CALL_STATIC_FUNCTION): Define.
685 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
686 (ENDFILE_SPEC): Define.
687 (INIT_SECTION_ASM_OP): Define.
688 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
689 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
691 (MULTILIB_OSDIRNAMES): Define.
692 (shlib_version): Define.
694 (SHLIB_OBJS): Define.
695 (SHLIB_NAME): Define.
696 (SHLIB_MULTILIB): Define.
697 (SHLIB_INSTALL): Define.
698 (SHLIB_SYMVEC): Define.
699 (SHLIB_SYMVECX2): Define.
700 (SHLIB_LINK): Define.
702 2009-08-09 Douglas B Rupp <rupp@gnat.com>
704 * config/alpha/alpha.c (alpha_initialize_trampoline):
705 Initialize VMS trampoline IAW ABI for bounded procedure calls.
706 (alpha_start_function): Emit transfer address on nested functions
707 for VMS trampoline call.
708 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
709 since no longer used.
710 * config/alpha/vms-tramp.asm: Remove.
711 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
712 since now only data initialized at runtime.
714 2009-08-09 Douglas B Rupp <rupp@gnat.com>
716 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
717 (LINK_GCC_C_SEQUENCE_SPEC): Define.
718 (MD_EXEC_PREFIX): Remove, no longer used.
719 (MD_STARTFILE_PREFIX): Likewise.
720 (INCLUDE_DEFAULTS): Likewise.
721 * config/alpha/t-vms:
722 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
724 2009-08-09 Richard Guenther <rguenther@suse.de>
726 PR tree-optimization/41016
727 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
728 (operand_precision): Remove.
729 (integral_operand_p): Likewise.
730 (recognize_single_bit_test): Adjust.
732 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
734 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
735 operation overflows. Likewise non-cast unary arithmetic.
736 If one arm of a conditional expression is always taken,
737 inhibit evaluation warnings for the other arm. Likewise inhibit
738 evaluation warnings for the second && or || operand if the first
739 operand is enough to determine the result.
740 * c-typeck.c (build_conditional_expr): Apply the same inhibition
742 (build_binary_op): Prevent duplicate evaluation warnings.
744 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
746 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
747 and destination have different modes, Use promote_mode to
748 determine the signedness of the conversion. Assert that the
749 promoted source mode matches the destination mode. Don't pass
750 the destination and destination mode to expand_expr if the source
751 mode is different. Simplify conversion logic.
753 2009-08-09 Ira Rosen <irar@il.ibm.com>
755 PR tree-optimization/41008
756 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
757 from condition only in case it's a comparison. Adjust checks.
759 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
761 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
762 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
763 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
764 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
765 (dump_cand): Handle them.
766 (struct iv_cand): New members COST_STEP and AINC_USE.
767 (stmt_after_increment): Likewise.
768 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
769 callers changed. Use gimple_uid comparison instead of scanning.
770 (add_candidate_1): When looking for identical candidates, take
771 AINC_USE into account. Set it for new candidates.
772 (force_expr_to_var_cost): Cast target_spill_cost to int.
773 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
774 All callers changed. Check for availability of autoinc addressing
775 modes, both in general for a given mode, and in the specific use case.
776 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
778 (get_computation_cost): Likewise.
779 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
780 add_autoinc_candidates): New static functions.
781 (add_candidate): Call add_autoinc_candidates for candidates based on
783 (find_iv_candidates): Call set_autoinc_for_original_candidates.
784 (determine_use_iv_cost_address): If we have an autoinc candidate at
785 the matching use, verify autoinc is possible and subtract the cost
786 of the candidate's step from the cost.
787 (determine_iv_cost): Record the cost of the increment in the COST_STEP
788 member of the candidate.
789 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
790 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
792 2009-08-09 Douglas B Rupp <rupp@gnat.com>
794 * config.build (ia64-hp-*vms*): New target.
795 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
797 * config.gcc (ia64-hp-*vms*): New target.
798 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
800 * config.host (ia64-hp-*vms*): New target.
801 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
804 2009-08-08 Richard Guenther <rguenther@suse.de>
806 PR tree-optimization/40991
807 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
809 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
811 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
812 mode check. Do truncations in an integer mode.
813 (force_to_mode): Handle subregs for all mode types. Only do
814 arithmetic simplifications on integer modes.
816 2009-08-07 Richard Guenther <rguenther@suse.de>
818 PR tree-optimization/40999
819 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
820 (maybe_fold_reference): Lookup constant initializers.
821 (fold_gimple_assign): Likewise.
823 2009-08-07 Richard Guenther <rguenther@suse.de>
825 * tree-ssa.c (useless_type_conversion_p_1): Only for types
826 that require structural equality defer to the langhook.
828 2009-08-07 Martin Jambor <mjambor@suse.cz>
830 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
832 (struct ipa_pass_through_data): New type.
833 (struct ipa_ancestor_jf_data): New type.
834 (union jump_func_value): Removed field formal_id, added fields
835 pass_through and ancestor.
836 (struct ipa_param_call_note): Changed type of formal_id to int from
838 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
839 operations jump functions and ancestor jump functions.
840 (compute_complex_pass_through): New function.
841 (compute_scalar_jump_functions): Call compute_complex_pass_through,
842 reflect changes in the jump function strucutre.
843 (update_jump_functions_after_inlining): Ignore complex pass-through
844 and ancestor jump functions.
845 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
846 polynomial pass-through with operation jump functions.
848 2009-08-07 Jakub Jelinek <jakub@redhat.com>
850 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
851 fde->dw_fde_begin as begin label instead of hot/cold label.
852 Use LLSDAC label instead of LLSDA for second section lsda.
853 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
854 label instead of LLSDA if it is true.
855 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
857 * except.c (add_call_site, dw2_size_of_call_site_table): Add
858 SECTION argument. Use it as index into crtl->eh.call_site_record
860 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
861 use it to determine how to print table entries instead of using
862 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
863 label instead of normal begin label as base.
864 (sjlj_assign_call_site_values): Adjust add_call_site caller.
865 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
866 ensure no EH range spans between sections and that landing pads
867 are always in the corresponding section.
868 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
869 for crtl->eh.call_site_record being an array rather than scalar.
870 (output_one_function_exception_table): New function, copied
871 from output_function_exception_table. Adjust
872 dw2_size_of_call_site_table, dw2_output_call_site_table
873 callers. For SECOND section use *C suffixed labels.
874 (output_function_exception_table): Call
875 output_one_function_exception_table and, when doing hot/cold
876 partitioning, also another time for the second section.
877 * opts.c: Include except.h.
878 (decode_options): Allow -freorder-blocks-and-partition with
879 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
880 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
881 * function.h (struct rtl_eh): Change call_site_record from
882 scalar into array of 2 elements.
884 2009-08-07 Martin Jambor <mjambor@suse.cz>
886 * ipa-prop.c (count_formal_params_1): New function.
887 (ipa_get_vector_of_formal_parms): New function.
888 (get_vector_of_formal_parm_types): New function.
889 (ipa_modify_formal_parameters): New function.
890 (ipa_modify_call_arguments): New function.
891 (index_in_adjustments_multiple_times_p): New function.
892 (ipa_combine_adjustments): New function.
893 (ipa_dump_param_adjustments): New function.
894 * ipa-prop.h (struct ipa_parm_adjustment): New type.
895 (ipa_get_vector_of_formal_parms): Declare.
896 (ipa_modify_formal_parameters): Declare.
897 (ipa_modify_call_arguments): Declare.
898 (ipa_combine_adjustments): Declare.
899 (ipa_dump_param_adjustments): Declare.
900 (build_ref_for_offset): Declare.
901 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
902 * tree-sra.c: Include ipa-prop.c.
903 (build_ref_for_offset): Make public.
905 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
907 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
909 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
911 * gcc/doc/extend.texi (__builtin_extract_return_address)
912 (__builtin_frob_return_address): Document.
914 2009-08-06 Paul Brook <paul@codesourcery.com>
916 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
917 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
918 implementation on ARMv6-M.
920 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
922 * doc/extend.texi (pcs): Document new attribute for ARM.
924 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
926 * arm.c (pcs_attribute_args): Comment out unsupported attribute
929 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
931 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
934 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
936 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
938 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
940 Merge ARM/hard_vfp_branch to trunk.
942 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
944 * arm.c (libcall_eq): New function.
945 (libcall_hash): New function.
946 (add_libcall): New function.
947 (arm_libcall_uses_aapcs_base): New function.
948 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
949 libcalls using the base PCS.
950 (arm_init_cumulative_args): Likewise.
952 2009-07-20 Joseph Myers <joseph@codesourcery.com>
954 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
955 Use base ABI for conversion libfuncs between HFmode and SFmode.
957 2009-05-12 Joseph Myers <joseph@codesourcery.com>
959 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
960 V4SImode as representatives of all 64-bit and 128-bit vector
961 types. Allow vector types without vector modes.
962 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
963 without vector modes like BLKmode.
964 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
965 BLKmode. Avoid unsupported vector modes or TImode moves for
967 (aapcs_vfp_allocate_return_reg): Likewise.
968 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
969 V8QImode if TARGET_NEON || TARGET_IWMMXT.
971 2009-05-12 Joseph Myers <joseph@codesourcery.com>
973 * config/arm/arm.c (arm_handle_pcs_attribute): New.
974 (arm_get_pcs_model): Pass attribute arguments to
975 arm_pcs_from_attribute.
976 (arm_init_cumulative_args): Use base AAPCS for conversions from
977 floating-point types to DImode.
978 (arm_attribute_table): Add pcs attribute.
979 (arm_handle_pcs_attribute): New.
980 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
981 conversions from floating-point types to DImode, also declare them
982 to use base AAPCS and declare functions they call to use base
983 AAPCS and their RTABI names.
985 2009-05-12 Joseph Myers <joseph@codesourcery.com>
987 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
988 -mfloat-abi=hard not being supported for VFP.
990 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
992 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
993 SYMBOL_REF to hard_libcall_value.
995 2009-03-05 Joseph Myers <joseph@codesourcery.com>
996 Richard Earnshaw <rearnsha@arm.com>
998 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
999 has been put on the stack, all remaining co-processory arguments for
1000 that co-processor also go on the stack.
1002 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1004 * config/arm/arm.c (arm_return_in_memory): Handle returning
1005 vectors of suitable size in registers also for AAPCS case.
1007 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
1009 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
1011 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
1013 ARM Hard-VFP calling convention
1014 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
1015 * target.h (gcc_target): Add libcall_value to table of call hooks.
1016 * targhooks.h (default_libcall_value): Default implementation.
1017 * targhooks.c (default_libcall_value): Likewise.
1018 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
1019 * optabs.c (expand_unop): Use it.
1020 * expr.h (hard_libcall_value): Pass the function RTX through.
1021 * calls.c (emit_library_call_value_1): Update call to
1023 * explow.c (hard_libcall_value): Use new target hook.
1024 * testsuite/lib/target-supports.exp
1025 (check_effective_target_arm_hard_vfp_ok): New hook.
1026 (check_effective_target_arm_neon_ok): Improve test for neon
1028 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
1029 * config/arm/arm.c: Include cgraph.h
1030 (TARGET_FUNCTION_VALUE): Override default hook.
1031 (arm_pcs_default): New variable.
1032 (arm_override_options): Don't fault hard calling convention with VFP.
1033 Add support for AAPCS variants.
1034 (arm_function_value): Make static. Handle AAPCS variants.
1035 (arm_libcall_value): New function.
1036 (arm_apply_result_size): Handle VFP registers in results.
1037 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
1039 (pcs_attribute_args): New variable.
1040 (arm_pcs_from_attribute): New function.
1041 (arm_get_pcs_model): New function.
1042 (aapcs_vfp_cum_init): New function.
1043 (aapcs_vfp_sub_candidate): New function.
1044 (aapcs_vfp_is_return_candidate): New function.
1045 (aapcs_vfp_is_call_candidate): New function.
1046 (aapcs_vfp_allocate): New function.
1047 (aapcs_vfp_allocate_return_reg): New function.
1048 (aapcs_vfp_advance): New function.
1049 (aapcs_cp_arg_layout): New variable.
1050 (aapcs_select_call_coproc): New function.
1051 (aapcs_select_return_coproc): New function.
1052 (aapcs_allocate_return_reg): New function.
1053 (aapcs_libcall_value): New function.
1054 (aapcs_layout_arg): New function.
1055 (arm_init_cumulative_args): Initialize AAPCS args data.
1056 (arm_function_arg): Handle AAPCS variants using new interface.
1057 (arm_arg_parital_bytes): Likewise.
1058 (arm_function_arg_advance): New function.
1059 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
1060 calling conventions.
1061 (arm_setup_incoming_varargs): Handle new AAPCS args data.
1062 * arm.h (NUM_VFP_ARG_REGS): Define.
1063 (LIBCALL_VALUE): Update.
1064 (FUNCTION_VALUE): Delete.
1065 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
1066 (arm_pcs): New enum.
1067 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
1068 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
1069 (FUNCTION_ARG_REGNO_P): Add VFP regs.
1070 * arm-protos.h (arm_function_arg_advance): Add.
1071 (aapcs_libcall_value): Add.
1072 (arm_function_value): Delete.
1074 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
1075 H.J. Lu <hongjiu.lu@intel.com>
1078 * config/i386/i386.c (standard_sse_mode_p): Remove.
1079 (standard_sse_constant_p): Return 2 for integer mode
1080 vector_all_ones_operand when SSE2 is enabled.
1081 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
1082 (ix86_expand_vector_move): Do not check for negative values from
1083 standard_sse_constant_p.
1085 2009-08-06 Richard Guenther <rguenther@suse.de>
1087 * tree-ssa.c (useless_type_conversion_p_1): Make function and
1088 array type comparisons frontend independent.
1089 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
1090 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
1091 out array reference lower bound and element size operands.
1092 (ao_ref_init_from_vn_reference): Properly compute the offset
1093 for ARRAY_RANGE_REF.
1094 (vn_reference_fold_indirect): Fill out array reference lower
1095 bound and element size operands.
1096 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
1097 a non gimple valued reference operand which can happen for
1098 array reference lower bound or element size.
1099 (create_component_ref_by_pieces_1): Properly generate the
1100 element size operand for array references.
1102 2009-08-06 Richard Guenther <rguenther@suse.de>
1104 PR tree-optimization/40964
1105 * tree.c (iterative_hash_host_wide_int): Export.
1106 * tree.h (iterative_hash_host_wide_int): Declare.
1107 * tree-ssa-structalias.c (heapvar_map): New struct.
1108 (heapvar_map_eq): New function.
1109 (heapvar_map_hash): Likewise.
1110 (heapvar_lookup): Adjust.
1111 (heapvar_insert): Likewise.
1112 (make_constraint_from_heapvar): Allow multiple heap variables
1113 per decl at different offsets.
1114 (init_alias_heapvars): Adjust.
1116 2009-08-04 David Daney <ddaney@caviumnetworks.com>
1118 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
1119 * mips_output_sync_loop (mips_output_sync_loop): Only emit
1120 trailing sync if TARGET_SYNC_AFTER_SC.
1122 2009-08-05 David Daney <ddaney@caviumnetworks.com>
1124 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
1125 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
1126 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
1127 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
1128 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1129 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1130 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1131 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
1132 test_and_set_12): Rewrite calls to mips_output_sync_loop.
1133 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
1134 the prototype declaration match the definition.
1135 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
1136 instructions explicitly. Add barrier_before and operands
1138 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
1139 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
1140 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
1141 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1142 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
1143 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
1145 2009-08-05 Andrew Pinski <pinskia@gmail.com>
1147 * tree-ssa-alias.c: Fix intervals to use [) syntax.
1149 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
1150 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1153 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
1156 2009-08-05 Jakub Jelinek <jakub@redhat.com>
1158 PR rtl-optimization/40924
1159 * dse.c (canon_address): Before calling cselib_expand_value_rtx
1160 make sure canon_rtx (mem_address) isn't simpler than
1161 canon_rtx (expanded_mem_address).
1163 2009-08-05 Li Feng <nemokingdom@gmail.com>
1165 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
1167 (build_scop_drs): Build alias set for each SCoP.
1169 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
1171 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
1172 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
1173 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
1174 (MIPS_ARCH_FLOAT_SPEC): Likewise.
1175 (BASE_DRIVER_SELF_SPECS): Likewise.
1177 2009-08-04 Andrew Pinski <pinskia@gmail.com>
1179 * tree-ssa-alias.c: Fix some comment typos.
1181 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
1183 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
1184 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
1186 2009-08-03 Janis Johnson <janis187@us.ibm.com>
1189 * simplify-rtx.c (simplify_binary_operation_1): Disable
1190 simplifications for decimal float operations.
1192 2009-08-03 Jakub Jelinek <jakub@redhat.com>
1195 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
1196 operand of INDIRECT_REF.
1198 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
1200 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
1201 constants referencing TLS symbols.
1203 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1205 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
1206 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
1208 2009-08-03 Richard Guenther <rguenther@suse.de>
1210 * tree.c (make_vector_type): Build a main variant first,
1211 get the canonical one and then build the variant.
1212 * tree-ssa.c (useless_type_conversion_p_1): Handle
1214 (useless_type_conversion_p): Conversions to pointers to
1215 incomplete record types are useless.
1217 2009-08-03 Richard Guenther <rguenther@suse.de>
1219 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
1220 file will be created.
1221 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
1222 * toplev.c (compile_file): Adjust comment.
1224 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
1226 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
1227 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
1228 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1229 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1230 (sh_promote_function_mode): Fix typo.
1232 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
1234 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
1236 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1238 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
1239 declaration arguments.
1241 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
1243 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
1244 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
1245 (ix86_split_ashl): Ditto.
1246 (ix86_expand_vector_init_one_nonzero): Ditto.
1247 (ix86_expand_vector_set): Ditto.
1248 (ix86_expand_reduc_v4sf): Ditto.
1250 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
1252 * explow.c (promote_function_mode): Remove assert.
1253 * config/sh/sh.c (sh_promote_function_mode): Declare.
1255 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1257 * config/pa/pa.c (pa_promote_function_mode): Declare.
1258 Change to static. Fix promote_mode call.
1260 * gthr-dce.h (CONST_CAST2): Define if not defined.
1261 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
1263 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
1265 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
1267 * expr.c (store_constructor): Use promote_decl_mode. Remove
1268 now write-only variable unsignedp.
1269 (expand_expr_real_1): Use promote_decl_mode.
1270 * expr.h (promote_function_mode, promote_decl_mode): New.
1271 (promote_mode): Remove last argument.
1272 * function.c (assign_temp): Drop last argument of promote_mode.
1273 (assign_parm_find_data_types): Use promote_function_mode.
1274 (assign_parm_setup_reg): Likewise.
1275 (expand_function_end): Use promote_function_mode.
1276 * calls.c (initialize_argument_information): Use promote_function_mode.
1277 (precompute_arguments): Use promote_mode instead of checking if
1278 only PROMOTE_FUNCTION_MODE is defined.
1279 (expand_call): When making sibcall decisions, use promote_function_mode.
1280 Below, remove an if for targetm.calls.promote_function_return and
1281 and use promote_function_mode.
1282 (emit_library_call_value_1): Use promote_function_mode, fix bug
1283 where promote_mode was passed FOR_CALL == 0 for a return value in an
1285 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1286 * explow.c (promote_function_mode, promote_decl_mode): New.
1287 (promote_mode): Keep only the FOR_CALL == 0 case.
1288 * combine.c (setup_incoming_promotion): Remove test of
1289 promote_function_args. Use promote_function_mode.
1290 * stmt.c (expand_value_return): Use promote_decl_mode.
1291 (expand_decl): Use promote_decl_mode.
1293 * expr.c (store_constructor): Use promote_decl_mode. Remove
1294 now write-only variable unsignedp.
1295 (expand_expr_real_1): Use promote_decl_mode.
1296 * expr.h (promote_function_mode, promote_decl_mode): New.
1297 (promote_mode): Remove last argument.
1298 * function.c (assign_temp): Drop last argument of promote_mode.
1299 (assign_parm_find_data_types): Use promote_function_mode.
1300 (assign_parm_setup_reg): Likewise.
1301 (expand_function_end): Use promote_function_mode.
1302 * calls.c (initialize_argument_information): Use promote_function_mode.
1303 (precompute_arguments): Use promote_mode instead of checking if
1304 only PROMOTE_FUNCTION_MODE is defined.
1305 (expand_call): When making sibcall decisions, use promote_function_mode.
1306 Below, remove an if for targetm.calls.promote_function_return and
1307 and use promote_function_mode.
1308 (emit_library_call_value_1): Use promote_function_mode, fix bug
1309 where promote_mode was passed FOR_CALL == 0 for a return value in an
1311 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1312 * explow.c (promote_function_mode, promote_decl_mode): New.
1313 (promote_mode): Keep only the FOR_CALL == 0 case.
1314 * combine.c (setup_incoming_promotion): Remove test of
1315 promote_function_args. Use promote_function_mode.
1316 * stmt.c (expand_value_return): Use promote_decl_mode.
1317 (expand_decl): Use promote_decl_mode.
1319 * explow.c (promote_function_mode): Just call the target hook.
1320 * targhooks.c (default_promote_function_mode,
1321 default_promote_function_mode_always_promote): New.
1322 * targhooks.h (default_promote_function_mode,
1323 default_promote_function_mode_always_promote): Declare.
1324 * target.h (promote_function_args, promote_function_return): Remove.
1325 (promote_function_mode): New.
1326 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1327 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1328 (TARGET_PROMOTE_FUNCTION_MODE): New.
1329 (TARGET_CALLS): Adjust.
1330 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1331 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1333 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1334 * config/s390/s390.c (s390_promote_function_mode): ... here,
1335 with pointer handling.
1336 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1337 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1339 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1340 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1341 with pointer handling.
1342 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1343 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1345 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1346 * config/sh/sh.c (sh_promote_function_mode): New.
1347 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1348 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1350 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1351 * config/cris/cris.c (cris_promote_function_mode): ... here.
1352 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1353 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1355 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1356 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1357 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1358 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1360 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1361 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1362 complex type handling.
1363 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1364 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1366 * config/pa/pa.c (pa_promote_function_mode): New.
1367 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1368 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1370 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1371 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1372 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1373 * config/xtensa/xtensa.c: Likewise.
1374 * config/stormy16/stormy16.c: Likewise.
1375 * config/iq2000/iq2000.c: Likewise.
1376 * config/rs6000/rs6000.c: Likewise.
1377 * config/picochip/picochip.c: Likewise.
1378 * config/arc/arc.c: Likewise.
1379 * config/mcore/mcore.c: Likewise.
1380 * config/score/score.c: Likewise.
1381 * config/mips/mips.c: Likewise.
1382 * config/bfin/bfin.c: Likewise.
1383 * config/ia64/ia64.c: Likewise (disabled though).
1385 * config/frv/frv.h: Remove pointless remark.
1387 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1388 TARGET_PROMOTE_FUNCTION_ARGS,
1389 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1390 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1392 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1394 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1395 -floop-parallelize-all.
1396 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1397 flag_loop_parallelize_all.
1398 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1399 * graphite.c (graphite_transform_loops): Same.
1401 * graphite-poly.c (apply_poly_transforms): Same.
1403 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1405 PR tree-optimization/40914
1406 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1407 if set, then check the delta field of the PMF record.
1408 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1409 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1410 call is stored in the delta.
1412 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1414 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1416 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1418 * config/i386/bsd.h (ASM_BYTE): New define.
1419 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1420 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1421 .byte. Use fputs or putc instead of fprintf where appropriate.
1422 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1423 fputs or putc instead of fprintf where appropriate.
1424 * config/i386/i386elf.h: Ditto.
1425 * config/i386/sysv4.h: Ditto.
1427 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1428 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1429 (*tls_global_dynamic_64): Ditto.
1431 2009-07-31 Christian Bruel <christian.bruel@st.com>
1433 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1435 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1437 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1438 Remove dead code for MINUS.
1440 2009-07-31 Anthony Green <green@moxielogic.com>
1442 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1444 (moxie_expand_epilogue): Ditto for epilogue.
1445 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1447 (moxie_function_arg): Ditto.
1448 (moxie_pass_by_reference): Ditto.
1449 (moxie_arg_partial_bytes): Ditto.
1450 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1451 (FUNCTION_ARG_ADVANCE) Ditto.
1452 (REG_PARM_STACK_SPACE) Ditto.
1453 (FUNCTION_ARG_REGNO_P) Dito.
1455 * config.gcc: Add moxie linux config support.
1456 * gcc/config/moxie/uclinux.h: New file.
1458 2009-07-31 DJ Delorie <dj@redhat.com>
1460 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1461 (UNSPECV_SP_SWITCH_E): New.
1462 (sp_switch_1): Change to an unspec.
1463 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1465 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1466 reference the new stack's address
1468 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1470 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1471 graphite-clast-to-gimple.o, graphite-dependences.o,
1472 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1473 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1474 (graphite-blocking.o,
1475 graphite-clast-to-gimple.o, graphite-dependences.o,
1476 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1477 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1478 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1479 * cfgloop.h (struct loop): Add can_be_parallel field.
1480 * common.opt (fgraphite-identity): Moved up.
1481 (fgraphite-force-parallel): New flag.
1482 * graphite.c: Rewrite.
1483 * graphite.h: Rewrite.
1484 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1486 * toplev.c (graphite_out_file): New file descriptor.
1487 (graphite_in_file): New.
1488 (process_options): flag_graphite_force_parallel cannot be used without
1490 * tree-ssa-loop.c: Include toplev.h.
1491 (gate_graphite_transforms): Enable flag_graphite for
1492 flag_graphite_force_parallel.
1494 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1496 * ChangeLog.graphite: New.
1497 * graphite-blocking.c: New.
1498 * graphite-clast-to-gimple.c: New.
1499 * graphite-clast-to-gimple.h: New.
1500 * graphite-dependences.c: New.
1501 * graphite-dependences.h: New.
1502 * graphite-interchange.c: New.
1503 * graphite-poly.c: New.
1504 * graphite-poly.h: New.
1505 * graphite-ppl.c: New.
1506 * graphite-ppl.h: New.
1507 * graphite-scop-detection.c: New.
1508 * graphite-scop-detection.h: New.
1509 * graphite-sese-to-poly.c: New.
1510 * graphite-sese-to-poly.h: New.
1514 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1516 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1517 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1519 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1521 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1522 (scev_is_linear_expression): Return false if the evolution is not
1523 affine multivariate.
1525 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1527 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1528 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1530 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1532 * tree-data-ref.c (debug_data_references): New.
1533 (debug_data_reference): New.
1534 * tree-data-ref.h (debug_data_references): Declared.
1535 (debug_data_reference): Declared.
1537 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1539 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1540 * tree-data-ref.h (scop_p): Removed.
1541 (struct data_reference): Remove field scop.
1543 (stmt_simple_memref_p): Removed.
1545 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1547 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1548 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1551 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1553 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1555 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1557 * doc/invoke.texi (-fgraphite-identity): Documented.
1559 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1561 * tree-scalar-evolution.c: Fix comment.
1562 (instantiate_scev_1): Return unknow from scev instantiation if the
1563 result is not above instantiate_below.
1565 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1567 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1568 static anymore. Instantiate the symbols that may have been introduced
1570 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1573 2009-07-30 DJ Delorie <dj@redhat.com>
1575 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1576 .vliw directive to VLIW sections.
1578 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1580 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1582 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1583 (AUTOHEADER): New variable.
1584 ($(srcdir)/cstamp-h.in): Use it.
1586 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1587 Pat Haugen <pthaugen@us.ibm.com>
1588 Revital Eres <ERES@il.ibm.com>
1590 * config/rs6000/vector.md (VEC_F): Add VSX support.
1594 (vector_load_<mode>): Ditto.
1595 (vector_store_<mode>): Ditto.
1596 (vector GPR move split): Ditto.
1597 (vec_reload_and_plus_<mptrsize>): Ditto.
1598 (vec_reload_and_reg_<mptrsize>): Ditto.
1599 (add<mode>3): Ditto.
1600 (sub<mode>3): Ditto.
1601 (mul<mode>3): Ditto.
1602 (neg<mode>2): Ditto.
1603 (abs<mode>2): Ditto.
1604 (smin<mode>3): Ditto.
1605 (smax<mode>3): Ditto.
1606 (vector_eq<mode>): Ditto.
1607 (vector_gt<mode>): Ditto.
1608 (vector_ge<mode>): Ditto.
1609 (vector_gtu<mode>): Ditto.
1610 (vector_select_<mode>_uns): Ditto.
1611 (vector_eq_<mode>_p): Ditto.
1612 (vector_gt_<mode>_p): Ditto.
1613 (vector_ge_<mode>_p): Ditto.
1614 (vector_gtu_<mode>_p): Ditto.
1615 (cr6_test_for_zero): Ditto.
1616 (cr6_test_for_zero_reverse): Ditto.
1617 (cr6_test_for_lt): Ditto.
1618 (cr6_test_for_lt_reverse): Ditto.
1619 (xor<mode>3): Ditto.
1620 (ior<mode>3): Ditto.
1621 (and<mode>3): Ditto.
1622 (one_cmpl<mode>2): Ditto.
1623 (nor<mode>2): Ditto.
1624 (andc<mode>2): Ditto.
1625 (float<VEC_int<mode>2): Ditto.
1626 (unsigned_float<VEC_int><mode>2): Ditto.
1627 (fix_trunc<mode><VEC_int>2): Ditto.
1628 (fixuns_trunc<mode><VEC_int>2): Ditto.
1630 (vec_set<mode>): Ditto.
1631 (vec_extract<mode>): Ditto.
1632 (vec_interleave_highv4sf): Ditto.
1633 (vec_interleave_lowv4sf): Ditto.
1634 (vec_realign_load_<mode>): Ditto.
1635 (vec_shl_<mode>): Ditto.
1636 (vec_shr_<mode>): Ditto.
1637 (div<mode>3): New patterns for VSX.
1638 (vec_interleave_highv2df): Ditto.
1639 (vec_interleave_lowv2df): Ditto.
1640 (vec_pack_trunc_v2df): Ditto.
1641 (vec_pack_sfix_trunc_v2df): Ditto.
1642 (vec_pack_ufix_trunc_v2df): Ditto.
1643 (vec_unpacks_hi_v4sf): Ditto.
1644 (vec_unpacks_lo_v4sf): Ditto.
1645 (vec_unpacks_float_hi_v4si): Ditto.
1646 (vec_unpacks_float_lo_v4si): Ditto.
1647 (vec_unpacku_float_hi_v4si): Ditto.
1648 (vec_unpacku_float_lo_v4si): Ditto.
1649 (movmisalign<mode>): Ditto.
1650 (vector_ceil<mode>2): New patterns for vectorizing math library.
1651 (vector_floor<mode>2): Ditto.
1652 (vector_btrunc<mode>2): Ditto.
1653 (vector_copysign<mode>3): Ditto.
1655 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1656 predicate for setting the high bit in each word, used for copysign.
1658 * config/rs6000/ppc-asm.h (f19): Whitespace.
1659 (f32-f63): Define if VSX.
1660 (v0-v31): Define if Altivec.
1661 (vs0-vs63): Define if VSX.
1663 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1665 * config/rs6000/power7.md: New file, provide tuning parameters for
1668 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1669 (rs6000_cpu_cpp_builtins): Ditto.
1670 (altivec_overloaded_builtins): Ditto.
1671 (altivec_resolve_overloaded_builtin): Ditto.
1673 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1674 debug switch to disable vectorizing simple math builtin
1677 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1678 Vectorize simple math builtin functions.
1679 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1680 hook to vectorize math builtins.
1681 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1682 (rs6000_builtin_conversion): Add VSX/power7 support.
1683 (rs6000_builtin_vec_perm): Ditto.
1684 (vsplits_constant): Add support for loading up a vector constant
1685 with just the high bit set in each part.
1686 (rs6000_expand_vector_init): Add VSX/power7 support.
1687 (rs6000_expand_vector_set): Ditto.
1688 (rs6000_expand_vector_extract): Ditto.
1689 (rs6000_emit_move): Ditto.
1690 (bdesc_3arg): Ditto.
1691 (bdesc_2arg): Ditto.
1692 (bdesc_1arg): Ditto.
1693 (rs6000_expand_ternop_builtin): Ditto.
1694 (altivec_expand_builtin): Ditto.
1695 (rs6000_expand_unop_builtin): Ditto.
1696 (rs6000_init_builtins): Ditto.
1697 (altivec_init_builtins): Ditto.
1698 (builtin_function_type): Ditto.
1699 (rs6000_common_init_builtins): Ditto.
1700 (rs6000_handle_altivec_attribute); Ditto.
1701 (rs6000_mangle_type): Ditto.
1702 (rs6000_vector_mode_supported_p): Ditto.
1703 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1706 * config/rs6000/vsx.md: New file for VSX support.
1708 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1709 identifing values with just the most significant bit set.
1710 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1711 vectorized builtins.
1713 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1714 (UNSPEC_VRFIM): Delete.
1715 (splitter for loading up vector with most significant bit): New
1716 splitter for vectorizing copysign.
1717 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1718 vectorizing simple math functions.
1719 (altivec_vrfip): Add support for vectorizing simple math functions.
1720 (altivec_vrfim): Ditto.
1721 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1723 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1724 (power7.md, vsx.md): Include for power7 support.
1725 (copysigndf3): Use VSX instructions if -mvsx.
1726 (negdf2_fpr): Ditto.
1727 (absdf2_fpr): Ditto.
1728 (nabsdf2_fpr): Ditto.
1729 (adddf3_fpr): Ditto.
1730 (subdf3_fpr): Ditto.
1731 (muldf3_fpr): Ditto.
1732 (divdf3_fpr): Ditto.
1733 (fix_truncdfdi2_fpr): Ditto.
1734 (cmpdf_internal1): Ditto.
1735 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1736 (btruncdf2, btruncdf2_fpr): Ditto.
1737 (ceildf2, ceildf2_fpr): Ditto.
1738 (floordf2, floordf2_fpr): Ditto.
1739 (floatdidf2, floatdidf2_fpr): Ditto.
1740 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1741 (fmsubdf4_fpr): Ditto.
1742 (fnmadddf4_fpr_1): Ditto.
1743 (fnmadddf4_fpr_2): Ditto.
1744 (fnmsubdf4_fpr_1): Ditto.
1745 (fnmsubdf4_fpr_2): Ditto.
1746 (fixuns_truncdfdi2): Add expander for VSX support.
1747 (fix_truncdfdi2): Ditto.
1748 (fix_truncdfsi2): Ditto.
1750 (btruncsf2): Whitespace.
1751 (movdf_hardfloat32): Add support for VSX registers.
1752 (movdf_softfloat32): Ditto.
1753 (movdf_hardfloat64): Ditto.
1754 (movdf_hardfloat64_mfpgpr): Ditto.
1755 (movdf_softfloat64): Ditto.
1756 (movti splitters): Add check for vector registers supporting
1757 TImode in the future.
1758 (bpermd): Add power7 bpermd instruction.
1760 * config/rs6000/altivec.h (vec_div): Define if VSX.
1764 (vec_nearbyint): Ditto.
1767 (all predicates): Use the generic builtin function, and not the V4SF
1768 specific function so that the predicates will work with VSX's V2DF.
1772 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
1773 Document new VSX functions and types.
1775 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
1778 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
1779 "wa", and "j" constraints. Modify "v" to talk about Altivec
1780 instead of just vector.
1782 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
1785 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
1786 location for phi arguments.
1787 (rewrite_update_phi_arguments): Find locations for reaching defs.
1788 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1789 Add location to add_phi_arg calls.
1790 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
1791 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
1792 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
1793 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
1794 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
1795 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
1796 * tree-phinodes.c (make_phi_node): Initialize location.
1797 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
1798 (add_phi_arg): Add location parameter.
1799 (remove_phi_arg_num): Move location when moving phi argument.
1800 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
1802 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
1803 slpeel_update_phi_nodes_for_guard1,
1804 slpeel_update_phi_nodes_for_guard2,
1805 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
1806 vect_loop_versioning): Set locations.
1807 * tree-parloops.c (create_phi_for_local_result,
1808 transform_to_exit_first_loop, create_parallel_loop): Add locations.
1809 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
1810 * tree-vect-loop.c (get_initial_def_for_induction,
1811 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
1813 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
1814 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
1815 (gimple_phi_arg_set_location): New. Set locus.
1816 (gimple_phi_arg_has_location): New. Check for locus.
1817 (redirect_edge_var_map_location): New. Return locus from var_map.
1818 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
1819 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
1820 combining PHI arguments.
1821 (cond_store_replacement): Set location.
1822 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
1823 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
1824 scop_add_exit_phis_edge): Add locations.
1825 * tree-cfgcleanup.c (remove_forwarder_block,
1826 remove_forwarder_block_with_phi): Add locations.
1827 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
1828 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
1830 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
1831 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
1832 flush_pending_stmts): Add source location.
1833 * lambda-code.c (perfect_nestify): Maintain location stack with argument
1834 stack to preserve locations.
1835 * tree-vect-stmts.c (vectorizable_load): Add location.
1836 * tree-inline.c (copy_phis_for_bb): Copy locus.
1837 (setup_one_parameter): Add call locus to inlined parameter stmts.
1838 (initialize_inlined_parameters): Pass in call location as parameter
1840 (tree_function_versioning): Pass location to setup_one_parameter.
1841 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
1842 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
1843 copy and edge lists.
1844 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
1845 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
1846 locus parameter and override the stmt default if provided.
1847 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1848 elim_graph_add_edge, elim_graph_remove_succ_edge,
1849 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
1850 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
1851 eliminate_phi): Add locus info in elimination graph for each edge and
1853 (insert_backedge_copies): Copy locus if present.
1854 * tree-flow.h (struct _edge_var_map): Add locus field.
1855 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
1856 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
1857 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
1859 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
1861 2009-07-30 Martin Jambor <mjambor@suse.cz>
1863 PR tree-optimization/40570
1864 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
1867 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
1869 * ssa-loop-manip.c: Include langhooks.h.
1870 (rewrite_phi_with_iv): New.
1871 (rewrite_all_phi_nodes_with_iv): New.
1872 (canonicalize_loop_ivs): Move here from tree-parloops.c.
1873 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
1874 * tree-parloops.c (loop_parallel_p): Move out all conditions
1875 except dependency check.
1876 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
1877 (gen_parallel_loop): Call canonicalize_loop_ivs without
1878 reduction_list argument.
1879 (build_new_reduction): New.
1880 (gather_scalar_reductions): New.
1881 (try_get_loop_niter): New.
1882 (try_create_reduction_list): New.
1883 (parallleize_loops): Change the parallel conditions check.
1884 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1885 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
1887 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
1889 * opt-functions.awk (opt_args): Allow argument to be enclosed in
1891 * doc/options.texi (Option properties): Mention new quoting syntax.
1893 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1895 * config/alpha/alpha.c (alpha_start_function):
1896 Handle VMS_DEBUG_MAIN_POINTER
1897 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
1898 * doc/invoke.texi: Document -mdebug-main switch.
1900 2009-07-29 Richard Henderson <rth@redhat.com>
1902 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
1903 (cgraph_create_edge_including_clones): Likewise.
1904 * tree-inline.c (copy_bb): Operate on the correct edges
1905 when updating the callgraph.
1907 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1909 * config/alpha/vms-cc.c: Deleted.
1910 * config/alpha/vms-ld.c: Deleted.
1911 * config/alpha/t-vms64: Moved to config/vms
1912 * config/alpha/vms-crt0-64.c: Moved to config/vms
1913 * config/alpha/vms-crt0.c: Moved to config/vms
1914 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
1915 * config/alpha/vms-psxcrt0.c: Moved to config/vms
1916 * config/alpha/xm-vms.h: Moved to config/vms
1917 * config/alpha/x-vms: Moved to config/vms
1918 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
1920 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
1921 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
1923 * config/vms/t-vms64: Moved here from config/alpha
1924 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
1925 (argc,argv,envp): Enforce 32bit malloc'ing.
1926 * config/vms/vms-psxcrt0-64.c: Likewise.
1927 * config/vms/vms-crt0.c: Moved here from config/alpha.
1928 * config/vms/vms-psxcrt0.c: Likewise.
1929 * config/vms/vms-crtl-64.h: New file.
1930 * config/vms/vms-crtl.h: New file.
1931 * config/vms/vms.opt: New file.
1932 * config/vms/xm-vms64.h: New file.
1933 * config/vms/xm-vms.h: Moved here from config/alpha.
1934 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
1936 * config/vms/x-vms: Moved here from config/alpha.
1937 (version, VMS_EXTRA_PARTS): Moved to t-vms.
1938 (vms-ld.o, vms-cc.o): Removed.
1939 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
1941 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1943 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
1944 correct stack (obvious VMS fix).
1946 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1948 * dwarf2out.c (output_file_names): Output VMS style file name, size,
1949 date, version info if VMS_DEBUGGING_INFO defined.
1950 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
1951 size, date calculating code moved here.
1953 2009-07-29 Paul Brook <paul@codesourcery.com>
1955 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
1958 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
1961 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
1962 to DImode when generating insq_le insn.
1964 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1966 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
1967 New macro set for VMS_DEBUGGGING_INFO.
1968 (AT_string_form): Use it.
1970 2009-07-28 DJ Delorie <dj@redhat.com>
1972 * config/mep/mep.c (vtext_section): New.
1973 (vftext_section): New.
1974 (ftext_section): New.
1975 (mep_select_section): Add support for functions.
1976 (mep_unique_section): Likewise.
1977 (mep_asm_init_sections): Likewise.
1978 (mep_encode_section_info): Remove it from here.
1980 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
1982 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
1984 * tree.h (TREE_DEPRECATED): Document it is used for types too.
1985 (TYPE_VECTOR_OPAQUE): Use default_def_flag
1987 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1989 * dwarf2out.c (output_file_names): Test new macro
1990 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
1991 (add_comp_dir_attribute): Likewise.
1993 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
1995 * config/i386/mingw-w64.h (LINK_SPEC): Add
1996 separating space between commands.
1998 2009-07-28 Jan Hubicka <jh@suse.cz>
2000 PR tree-optimization/40759
2001 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
2004 2009-07-27 DJ Delorie <dj@redhat.com>
2006 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
2007 types are dword-aligned.
2008 (mep_expand_va_start): Likewise.
2010 2009-07-27 Olivier Hainque <hainque@adacore.com>
2011 Douglas B Rupp <rupp@gnat.com>
2013 * convert.c (convert_to_pointer): Don't assume the target
2014 pointer type is POINTER_SIZE long. Fetch its precision instead.
2016 2009-07-27 Douglas B Rupp <rupp@gnat.com>
2018 * system.h (fopen): Undefine if macro.
2020 2009-07-27 Jakub Jelinek <jakub@redhat.com>
2022 * dwarf2out.c (output_cfi_p): Removed.
2023 (output_cfis): New function.
2024 (output_fde): New function, split from output_call_frame_info.
2025 (output_call_frame_info): Use it.
2026 (dwarf2out_switch_text_section): Use output_cfis.
2028 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2030 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
2031 TARGET_BI_ARCH is specified without enabling SJLJ.
2032 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
2033 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
2035 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
2037 * arm.md (negdi2): Use DImode if forcing a value into a register.
2039 2009-07-26 Ira Rosen <irar@il.ibm.com>
2041 PR tree-optimization/40801
2042 * tree-vect-stmts.c (vectorizable_call): Get previous copy
2043 of vector operand from the previous copy of vector statement.
2044 Pass the correct definition type value to
2045 vect_get_vec_def_for_stmt_copy().
2047 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2049 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
2050 const char ** conversion.
2052 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2054 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
2055 fancy_abort() if !ENABLE_ASSERT_CHECKING.
2056 (gcc_unreachable): Invoke __builtin_unreachable() if
2057 !ENABLE_ASSERT_CHECKING.
2059 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2061 PR rtl-optimization/40445
2062 * emit-rtl.c (next_nonnote_insn_bb): New function.
2063 * rtl.h (next_nonnote_insn_bb): Declare new function.
2064 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
2065 with no successors that is the successor of the ENTRY_BLOCK.
2066 Continue from the top after removing an empty fallthrough block.
2067 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
2068 of next_nonnote_insn.
2070 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2072 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
2074 2009-07-25 Martin Jambor <mjambor@suse.cz>
2076 * c-common.c (c_common_attribute_table): New element for noclone.
2077 (handle_noclone_attribute): New function. Forward-declare.
2078 * tree-inline.c (tree_versionable_function_p): Check for noclone
2080 * doc/extend.texi (Labels as Values): Document need for noclone.
2081 (Function Attributes): Document noclone attribute.
2083 2009-07-25 Jakub Jelinek <jakub@redhat.com>
2085 PR rtl-optimization/34999
2086 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
2087 and dw_fde_switched_cold_to_hot fields.
2088 (output_cfi_p): New function.
2089 (output_call_frame_info): If fde->dw_fde_switched_sections,
2090 output 2 FDEs instead of one with corrupted header.
2091 (dwarf2out_do_cfi_startproc): New function.
2092 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
2093 and fde->dw_fde_switched_cold_to_hot.
2094 (dwarf2out_switch_text_section): Compute
2095 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
2096 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
2097 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
2098 Otherwise, compute fde->dw_fde_switch_cfi.
2100 2009-07-24 Cary Coutant <ccoutant@google.com>
2102 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
2104 2009-07-24 Cary Coutant <ccoutant@google.com>
2106 * cfghooks.c (split_block): Copy discriminator to new block.
2107 * tree-cfg.c (assign_discriminator): Check location of last
2108 instruction in block as well as first.
2110 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
2112 * config/i386/linux.c: Use fputs or putc instead of fprintf
2114 * config/i386/gas.h: Ditto.
2115 * config/i386/x86-64.h: Ditto.
2116 * config/i386/att.h: Ditto.
2118 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2120 * expmed.c (emit_store_flag): Use a recursive call to optimize the
2123 2009-07-24 Martin Jambor <mjambor@suse.cz>
2125 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
2126 (ipa_push_func_to_list_1): Declare.
2127 (ipa_push_func_to_list): New function.
2129 * ipa-prop.c (ipa_push_func_to_list_1): New function.
2130 (ipa_init_func_list): Call ipa_push_func_to_list_1.
2131 (ipa_push_func_to_list): Removed.
2132 (ipa_pop_func_from_list): Clear node_enqueued flag.
2134 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
2136 * config/s390/s390.c (override_options): Default
2137 max-unrolled-insns to 100 for z10 tuning.
2139 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2141 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
2142 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
2143 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
2144 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
2145 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
2146 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
2147 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
2149 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2151 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
2152 use default set in mingw32.h header.
2153 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
2154 64-bit /mingw/include path.
2155 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
2158 2009-07-23 Neil Vachharajani <nvachhar@google.com>
2160 PR rtl-optimization/40209
2161 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
2163 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2165 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
2166 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
2167 with the rest of string where appropriate. Use fputs or putc
2168 instead of fprintf where appropriate.
2170 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
2171 Pat Haugen <pthaugen@us.ibm.com>
2172 Revital Eres <ERES@il.ibm.com>
2174 * config/rs6000/vector.md: New file. Move most of the vector
2175 expander support here from altivec.md to allow for the VSX vector
2176 unit in the future. Add support for secondary_reload patterns.
2177 Rewrite the patterns for vector comparison, and vector comparison
2178 predicate instructions so that the RTL expresses the desired
2179 behavior, instead of using unspec.
2181 * config/rs6000/constraints.md ("f" constraint): Use
2182 rs6000_constraints to hold the precalculated register class.
2183 ("d" constraint): Ditto.
2184 ("wd" constraint): New constraint for VSX.
2185 ("wf" constraint): Ditto.
2186 ("ws" constraint): Ditto.
2187 ("wa" constraint): Ditto.
2188 ("wZ" constraint): Ditto.
2189 ("j" constraint): Ditto.
2191 * config/rs6000/predicates.md (vsx_register_operand): New
2193 (vfloat_operand): New predicate for vector.md.
2194 (vint_operand): Ditto.
2195 (vlogical_operand): Ditto.
2196 (easy_fp_constant): If VSX, 0.0 is an easy constant.
2197 (easy_vector_constant): Add VSX support.
2198 (altivec_indexed_or_indirect_operand): New predicate for
2199 recognizing Altivec style memory references with AND -16.
2201 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
2202 for vector secondary reload support.
2203 (rs6000_vector_reg_class): Delete, replacing it with
2205 (rs6000_vsx_reg_class): Ditto.
2206 (rs6000_constraints): New array to hold the register classes of
2207 each of the register constraints that can vary at runtime.
2208 (builtin_mode_to_type): New static array for builtin function type
2210 (builtin_hash_table): New static hash table for builtin function
2212 (TARGET_SECONDARY_RELOAD): Define target hook.
2213 (TARGET_IRA_COVER_CLASSES): Ditto.
2214 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
2215 registers are 128 bits if VSX memory reference instructions are used.
2216 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
2218 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
2219 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
2220 Print several of the scheduling related parameters.
2221 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
2222 rs6000_constraints instead of rs6000_vector_reg_class. Move
2223 -mdebug=reg code to rs6000_debug_reg_global. Add support for
2224 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
2225 Altivec. Add VSX support. Setup for secondary reload support on
2226 Altivec/VSX registers.
2227 (rs6000_override_options): Make power7 set the scheduling groups
2228 like the power5. Add support for new debug switches to override
2229 the scheduling defaults. Temporarily disable -mcpu=power7 from
2230 setting -mvsx. Add support for debug switches -malways-hint,
2231 -msched-groups, and -malign-branch-targets.
2232 (rs6000_buitlin_conversion): Add support for returning unsigned
2233 vector conversion functions to fix regressions due to stricter
2235 (rs6000_builtin_mul_widen_even): Ditto.
2236 (rs6000_builtin_mul_widen_odd): Ditto.
2237 (rs6000_builtin_vec_perm): Ditto.
2238 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
2239 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
2241 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
2243 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
2244 VSX types for bit operations. Changes to accomidate vector.md.
2245 (bdesc_2arg): Ditto.
2246 (bdesc_1arg): Ditto.
2247 (struct builtin_description_predicates): Rewrite predicate
2248 handling so that RTL describes the operation, instead of passing
2249 the instruction to be used as a string argument.
2250 (bdesc_altivec_preds): Ditto.
2251 (altivec_expand_predicate_builtin): Ditto.
2252 (altivec_expand_builtin): Ditto.
2253 (rs6000_expand_ternop_builtin): Use a switch instead of an if
2254 statement for vsldoi support.
2255 (altivec_expand_ld_builtin): Change to use new names from vector.md.
2256 (altivec_expand_st_builtin): Ditto.
2257 (paired_expand_builtin): Whitespace changes.
2258 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
2259 builtin_mode_to_type table for secondary reload. Call
2260 builtin_function_type to build random builtin functions.
2261 (altivec_init_builtins): Change to use builtin_function_type to
2262 create builtin function types dynamically as we need them.
2263 (builtin_hash_function): New support for hashing the tree types
2264 for builtin function as we need it, rather than trying to build
2265 all of the trees that we need. Add initial preliminary VSX support.
2266 (builtin_function_type): Ditto.
2267 (builtin_function_eq): Ditto.
2268 (builtin_hash_struct): Ditto.
2269 (rs6000_init_builtins): Ditto.
2270 (rs6000_common_init_builtins): Ditto.
2271 (altivec_init_builtins): Ditto.
2272 (rs6000_common_init_builtins): Ditto.
2273 (enum reload_reg_type): New enum for simplifing reg classes.
2274 (rs6000_reload_register_type): Simplify register classes into GPR,
2275 Vector, and other registers. Altivec and VSX addresses in reload.
2276 (rs6000_secondary_reload_inner): Ditto.
2277 (rs6000_ira_cover_classes): New target hook, that returns the
2278 appropriate cover classes, based on -mvsx being used or not.
2279 (rs6000_secondary_reload_class): Add VSX support.
2280 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
2281 (get_vsel_insn): Ditto.
2282 (rs6000_emit_vector_compare): Rewrite vector conditional support
2283 so that where we can, we use RTL operators, instead of blindly use
2285 (rs6000_emit_vector_select): Ditto.
2286 (rs6000_emit_vector_cond_expr): Ditto.
2287 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
2288 (create_TOC_reference): Add -mdebug=addr support.
2289 (emit_frame_save): VSX loads/stores need register indexed addressing.
2291 * config/rs6000/rs6000.md: Include vector.md.
2293 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2295 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2296 support for V2DI, V2DF in logical, permute, select operations.
2298 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2299 switch for vsx/power7.
2300 (-mvsx-scalar-memory): Ditto.
2301 (-mvsx-align-128): Ditto.
2302 (-mallow-movmisalign): Ditto.
2303 (-mallow-df-permute): Ditto.
2304 (-msched-groups): Ditto.
2305 (-malways-hint): Ditto.
2306 (-malign-branch-targets): Ditto.
2308 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2310 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2311 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2312 (rs6000_vector_reg_class): Delete.
2313 (rs6000_vsx_reg_class): Ditto.
2314 (enum rs6000_reg_class_enum): New enum for the constraints that
2315 vary based on target switches.
2316 (rs6000_constraints): New array to hold the register class for all
2317 of the register constraints that vary based on the switches used.
2318 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2319 (enum rs6000_builtins): Add unsigned varients for the builtin
2320 declarations returned by target hooks for expanding multiplies,
2321 select, and permute operations. Add VSX builtins.
2322 (enum rs6000_builtin_type_index): Add entries for VSX.
2323 (V2DI_type_node): Ditto.
2324 (V2DF_type_node): Ditto.
2325 (unsigned_V2DI_type_node): Ditto.
2326 (bool_long_type_node): Ditto.
2327 (intDI_type_internal_node): Ditto.
2328 (uintDI_type_internal_node): Ditto.
2329 (double_type_internal_node): Ditto.
2331 * config/rs6000/altivec.md (whole file): Move all expanders to
2332 vector.md from altivec.md. Rename insn matching functions to be
2334 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2335 (altivec_vcmp*): Ditto.
2336 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2337 (VM): New iterator for moves that includes the VSX types.
2338 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2339 (altivec_vperm_<mode>_uns): New, for unsigned types.
2340 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2341 (altivec_eq<mode>): Ditto.
2342 (altivec_gt<mode>): Ditto.
2343 (altivec_gtu<mode>): Ditto.
2344 (altivec_eqv4sf): Ditto.
2345 (altivec_gev4sf): Ditto.
2346 (altivec_gtv4sf): Ditto.
2347 (altivec_vcmpbfp_p): Ditto.
2349 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2351 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2354 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2357 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2358 ASM_SHORT instead of .word.
2359 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2360 instead of .word in asm template.
2362 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2365 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2366 (process_bb_node_lives): Use it.
2368 * ira.c (setup_cover_and_important_classes): Don't setup
2369 ira_important_class_nums. Add cover classes to the end of
2371 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2373 (find_reg_class_closure): Use reorder_important_classes.
2375 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2377 * config/i386/i386.c (i386_ira_cover_classes): New function.
2378 (TARGET_IRA_COVER_CLASSES): Redefine.
2380 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2381 importance of order of cover classes in the array.
2383 2009-07-22 Diego Novillo <dnovillo@google.com>
2385 * tree-pass.h (TDF_EH): Define.
2386 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2387 contains TDF_EH, print the EH region number holding GS.
2388 * tree-dump.c (dump_options): Add "eh".
2389 * doc/invoke.texi: Document it.
2391 2009-07-22 Doug Kwan <dougkwan@google.com>
2393 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2395 2009-07-22 Michael Matz <matz@suse.de>
2397 PR tree-optimization/35229
2398 PR tree-optimization/39300
2400 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2401 (inhibit_phi_insertion): New function.
2402 (insert_into_preds_of_block): Call it for REFERENCEs.
2403 (init_pre): Initialize and finalize scalar evolutions.
2404 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2406 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2408 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2409 Use CONST_VECTOR_NUNITS to determine number of elements.
2411 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2413 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2414 (U, W): Constraints are now deprecated and will be removed if we
2416 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2418 ("prefetch"): Add the stcmh instruction for prefetching.
2419 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2421 (s390_short_displacement): Return always true if compiling for
2422 machines not providing the long displacement facility.
2423 (s390_mem_constraint): Support the new constraint letter Z.
2424 (s390_check_qrst_address): New function.
2426 2009-07-21 DJ Delorie <dj@redhat.com>
2428 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2431 2009-07-21 Jason Merrill <jason@redhat.com>
2433 * c-common.c (max_tinst_depth): Increase default to 1024.
2435 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2437 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2438 (vec_unpacku_float_lo_v4si): Ditto.
2440 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2443 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2444 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2445 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2446 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2448 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2450 PR tree-optimization/40813
2451 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2454 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2456 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2457 with a NOP_EXPR if needed.
2459 2009-07-21 Paul Brook <paul@codesourcery.com>
2461 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2462 Terminate debug dump with newline.
2464 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2466 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2467 Cast "1" to unsigned HOST_WIDE_INT.
2468 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2469 deposit length to the maximum length - lsb. Extend length if
2470 HOST_BITS_PER_WIDE_INT is 32.
2472 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2474 * cgraph.h (constant_pool_htab): New function.
2475 (constant_descriptor_tree): Move from varasm.c.
2476 * varasm.c (constant_pool_htab): New function.
2477 (constant_descriptor_tree): Move to cgraph.h.
2479 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2481 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2483 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2485 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2488 2009-07-20 Xinliang David Li <davidxl@google.com>
2490 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2492 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2494 * config/mips/mips.md (move_type): Add arith.
2495 (type): Handle arith.
2496 (zero_extendsidi2): Rename this into ...
2497 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2498 (zero_extendsidi2): New expander.
2499 (*zero_extendsidi2_dext): New pattern.
2501 2009-07-20 Nick Clifton <nickc@redhat.com>
2503 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2504 to set MIPS_ABI_DEFAULT.
2505 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2507 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2509 * tree-object-size.c (addr_object_size): Handle unions with
2510 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2512 PR tree-optimization/40792
2513 * tree.c (build_function_type_skip_args): Remove bogus assert.
2515 2009-07-20 Jan Hubicka <jh@suse.cz>
2516 Martin Jambor <mjambor@suse.cz>
2518 * cgraph.h (combined_args_to_skip): New field.
2519 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2520 combined_args_to_skip and args_to_skip.
2521 * tree-inline.c (update_clone_info): New function.
2522 (tree_function_versioning): Call update_clone_info.
2523 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2525 (cgraph_materialize_all_clones): More extensive dumping, working
2526 with combined_args_to_skip rather than args_to_skip.
2528 2009-07-20 Ira Rosen <irar@il.ibm.com>
2530 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2531 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2532 (get_initial_def_for_reduction): Likewise.
2533 (vectorizable_reduction): Skip the check of first operand in case
2534 of COND_EXPR. Add check that it is outer loop vectorization if
2535 nested cycle was detected. Call vectorizable_condition() for
2536 COND_EXPR. If reduction epilogue cannot be created do not fail for
2537 nested cycles (if it is not double reduction). Assert that there
2538 is only one type in the loop in case of COND_EXPR. Call
2539 vectorizable_condition() to vectorize COND_EXPR.
2540 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2541 Add parameters. Allow nested cycles if called from
2542 vectorizable_reduction(). Use reduction vector variable if provided.
2543 (vect_analyze_stmt): Call vectorizable_reduction() before
2544 vectorizable_condition().
2545 (vect_transform_stmt): Update call to vectorizable_condition().
2547 2009-07-20 Christian Bruel <christian.bruel@st.com>
2549 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2550 * doc/invoke.texi (-mfmovd): Likewise.
2551 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2553 2009-07-20 Jan Hubicka <jh@suse.cz>
2555 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2556 when handling SSA name.
2558 2009-07-19 Jan Hubicka <jh@suse.cz>
2560 PR tree-optimization/40676
2561 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2562 virtual PHIs in empty BBs.
2564 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2566 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2567 re-expanded the compound use gen_lowpart instead to convert to the
2570 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2572 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2573 OUTER_CONST arguments.
2574 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2575 the new wider mode will be masked off.
2576 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2578 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2580 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2581 high-order bits are zero.
2583 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2585 * combine.c (simplify_shift_const_1): Split code to determine
2587 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2588 new bits shifted in are identical to the old sign bit.
2590 2009-07-18 Richard Guenther <rguenther@suse.de>
2593 * gimplify.c (gimplify_call_expr): Reject code using results from
2594 functions returning void.
2596 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2598 * doc/md.texi: Document the new PowerPC "es" constraint.
2599 Document that "m" can include automodified addresses on this target,
2600 and explain how %U must be used. Extend the "Q" and "Z" documentation
2601 to suggest "es" as well as "m".
2602 * config/rs6000/constraints.md (es): New memory constraint.
2603 (Q, Z): Update strings to match new documentation.
2605 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2607 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2608 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2609 * config/rs6000/predicates.md (volatile_mem_operand): Use
2610 offsettable_nonstrict_memref_p.
2611 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2612 (*floatunssidf2_internal): Likewise.
2613 (*fix_truncdfsi2_internal): Likewise.
2614 (*fix_trunctfsi2_internal): Likewise.
2616 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2618 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2620 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2622 2009-07-17 Richard Guenther <rguenther@suse.de>
2625 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2626 (pass_warn_unused_result): Likewise.
2627 (TODO_set_props): Remove.
2628 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2630 (pass_diagnose_omp_blocks): Define.
2631 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2632 (c_gimple_diagnostics_recursively): Remove.
2633 (finish_function): Do not call it.
2634 (c_write_global_declarations): Continue after errors.
2635 Finalize the CU here.
2636 * c-gimplify.c (c_genericize): Do not gimplify here.
2637 * c-common.c (c_warn_unused_result): Move ...
2638 * tree-cfg.c (do_warn_unused_result): ... here.
2639 (run_warn_unused_result): New function.
2640 (gate_warn_unused_result): New function.
2641 (pass_warn_unused_result): New pass.
2642 * c-common.h (c_warn_unused_result): Remove.
2643 * flags.h (flag_warn_unused_result): Declare.
2644 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2645 * opts.c (flag_warn_unused_result): Initialize to false.
2646 * toplev.c (compile_file): Add comment.
2647 * omp-low.c (create_omp_child_function): Do not register
2648 the function with the frontend.
2649 (diagnose_omp_structured_block_errors): Prepare to be
2650 called as optimization pass.
2651 (gate_diagnose_omp_blocks): New function.
2652 (pass_diagnose_omp_blocks): New pass.
2653 * cgraph.h (cgraph_optimize): Remove.
2654 (cgraph_analyze_function): Likewise.
2655 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2656 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2657 before their parents here.
2658 (cgraph_finalize_function): Not here.
2659 (cgraph_analyze_function): Gimplify functions here.
2660 (cgraph_finalize_compilation_unit): Continue after errors.
2661 Optimize the callgraph from here.
2662 (cgraph_optimize): Make static.
2663 * langhooks.c (write_global_declarations): Finalize the CU.
2664 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2665 (gimplify_function_tree): Assert we gimplify only once.
2666 Set PROP_gimple_any property.
2667 * tree-nested.c (gimplify_all_functions): New function.
2668 (lower_nested_functions): Gimplify all nested functions.
2669 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2670 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2671 and pass_diagnose_omp_blocks after gimplification. Do not
2672 set TODO_set_props on all_lowering_passes.
2673 (execute_one_pass): Do not handle TODO_set_props.
2674 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2675 (gimplify.o): Add tree-pass.h dependency.
2676 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2677 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2678 (unsave_r): Likewise.
2679 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2682 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2684 * doc/service.texi (Service): Restore previously removed link,
2685 which isn't broken after all.
2687 2009-07-17 Richard Guenther <rguenther@suse.de>
2689 PR tree-optimization/40321
2690 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2691 PHI nodes to the maximal set.
2692 (make_values_for_phi): Add PHI arguments to the maximal set.
2693 (execute_pre): Dump PHI_GEN and the maximal set.
2695 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2698 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2701 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2703 * doc/extend.texi (Nested Functions): Replace broken link with
2705 * doc/service.texi (Service): Remove broken link.
2707 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2710 * builtins.c (expand_builtin_memcmp): Use loc instead of
2711 EXPR_LOCATION (exp).
2712 (expand_builtin_strncmp): Likewise.
2714 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2715 Manuel López-Ibáñez <manu@gcc.gnu.org>
2718 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2719 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2720 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2721 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2722 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2723 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2724 tree-inline.c, c-common.c, c-common.h, gimple.c,
2725 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2726 convert.c: Add location argument to fold_{unary,binary,ternary},
2727 fold_build[123], build_call_expr, build_size_arg,
2728 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2729 fold_build1_initializer, fold_build2_initializer,
2730 fold_build3_initializer, fold_build_call_array,
2731 fold_build_call_array_initializer, fold_single_bit_test,
2732 omit_one_operand, omit_two_operands, invert_truthvalue,
2733 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2734 combine_comparisons, fold_builtin_*, fold_call_expr,
2735 build_range_check, maybe_fold_offset_to_address, round_up,
2738 2009-07-16 Jason Merrill <jason@redhat.com>
2741 * c-common.c (c_common_reswords): Add __is_standard_layout
2743 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2744 * doc/implement-cxx.texi: New.
2745 * doc/gcc.texi: Include it.
2747 2009-07-16 DJ Delorie <dj@redhat.com>
2749 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2750 compares that may be indirectly affected by previous instructions.
2752 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2754 * builtins.c (do_mpc_arg2): New.
2755 (fold_builtin_2): Fold builtin cpow.
2756 * real.h (HAVE_mpc_pow): New.
2758 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
2760 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2761 comparison to skip unprofitable schedule
2763 2009-07-16 Simon Baldwin <simonb@google.com>
2765 * gcc.c (option_map): New flag -no-canonical-prefixes.
2766 * (display_help): Print help text for new flag.
2767 * (process_command): Move options translation and language specifics
2768 and handle new flag early. Use it to set a function pointer to a
2769 prefix builder. Replace make_relative_prefix calls with calls to
2770 the function pointed to. Ignore new flag in regular options handling.
2771 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2773 2009-07-15 DJ Delorie <dj@redhat.com>
2775 * config/mep/mep.md (sibcall_internal): Change register to avoid
2777 (sibcall_value_internal): Likewise.
2779 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
2781 PR rtl-optimization/40710
2782 * resource.c (mark_target_live_regs): Reset DF problem to LR.
2784 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
2786 * config/mips/mips.md (*extenddi_truncate<mode>,
2787 *extendsi_truncate<mode>): Change type attribute to move_type
2788 with shift_shift. Split out code handling exts from here ...
2789 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
2791 (*extendhi_truncateqi): Change type attribute to move_type with
2792 shift_shift. Split out code handling exts from here ...
2793 (*extendhi_truncateqi_exts): ... to this new pattern.
2795 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
2797 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
2798 instead of "and" with inverted sign bit mask value. Use
2799 "nonimmediate_operand" for operand 1 and operand 2 predicate.
2800 Allocate registers only for operand 4 and operand 5.
2802 2009-07-15 Jakub Jelinek <jakub@redhat.com>
2805 * fold-const.c (fold_cond_expr_with_comparison): When folding
2806 < and <= to MIN, make sure the MIN uses the same type as the
2807 comparison's operands.
2809 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
2811 * arm.md (ior_xor): New code iterator.
2812 (split for ior/xor with shift and zero-extend): New split pattern.
2813 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
2815 2009-07-15 Richard Guenther <rguenther@suse.de>
2817 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
2820 2009-07-15 Richard Guenther <rguenther@suse.de>
2823 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
2825 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2827 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
2828 handle 2.6.30 kernel.
2830 2009-07-15 DJ Delorie <dj@redhat.com>
2832 * config/mep/mep.md (sibcall_internal): Change register to allow
2833 for 24-bit addresses.
2834 (sibcall_value_internal): Likewise.
2836 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
2838 * doc/invoke.texi: Added descriptions of the scheduling heuristics
2839 that are enabled/disabled by the flags introduced by a previous patch.
2841 2009-07-14 DJ Delorie <dj@redhat.com>
2843 * config/mep/mep.md (sibcall_internal): Include non-toggling
2845 (sibcall_value_internal): Likewise.
2847 2009-07-14 Taras Glek <tglek@mozilla.com>
2848 Rafael Espindola <espindola@google.com>
2850 * doc/sourcebuild.texi: Document install-plugin target.
2851 * configure.ac: Added install-plugin target to language makefiles.
2852 * configure: Regenerate.
2853 * Makefile.in: (install-plugin): Install more headers,
2854 depend on lang.install-plugin.
2856 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2858 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
2861 2009-07-14 DJ Delorie <dj@redhat.com>
2863 * config/mep/mep.c (mep_vliw_jmp_match): New function.
2864 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
2865 * config/mep/mep.md (sibcall_internal): Change test from
2866 mep_vliw_mode_match to mep_vliw_jmp_match.
2867 (sibcall_value_internal): Likewise.
2869 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
2871 * config/i386/sse.md (copysign<mode>3): New expander.
2872 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
2873 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
2874 Use ix86_build_const_vector.
2875 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
2876 IX86_BUILTIN_CPYSGNPD.
2877 (builtin_description): Add __builtin_ia32_copysignps and
2878 __builtin_ia32_copysignpd.
2879 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
2880 and BUILT_IN_COPYSIGNF.
2882 2009-07-13 Jason Merrill <jason@redhat.com>
2884 * builtins.c (can_trust_pointer_alignment): New fn.
2885 (get_pointer_alignment): Factor it out from here.
2886 * tree.h: Declare it.
2888 2009-07-14 David Edelsohn <edelsohn@gnu.org>
2890 * config/rs6000/predicates.md (offsettable_mem_operand): Test
2893 2009-07-14 Dodji Seketeli <dodji@redhat.com>
2897 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
2899 2009-07-14 Richard Guenther <rguenther@suse.de>
2900 Andrey Belevantsev <abel@ispras.ru>
2903 * cfgexpand.c (partition_stack_vars): Do not bother to update
2904 alias information when not optimizing.
2906 2009-07-14 Richard Guenther <rguenther@suse.de>
2907 Andrey Belevantsev <abel@ispras.ru>
2909 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
2910 (pt_solution_set): Likewise.
2911 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
2912 * tree-ssa-structalias.c (pt_solution_set): New function.
2913 * final.c (rest_of_clean_state): Free SSA data structures.
2914 * print-rtl.c (print_decl_name): Remove.
2915 (print_mem_expr): Implement in terms of print_generic_expr.
2916 * alias.c (ao_ref_from_mem): New function.
2917 (rtx_refs_may_alias_p): Likewise.
2918 (true_dependence): Query alias-export info.
2919 (canon_true_dependence): Likewise.
2920 (write_dependence_p): Likewise.
2921 * tree-dfa.c (get_ref_base_and_extent): For void types leave
2923 * emit-rtl.c (component_ref_for_mem_expr): Remove.
2924 (mem_expr_equal_p): Use operand_equal_p.
2925 (set_mem_attributes_minus_bitpos): Do not use
2926 component_ref_for_mem_expr.
2927 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
2928 (update_alias_info_with_stack_vars): Likewise.
2929 (partition_stack_vars): Call update_alias_info_with_stack_vars.
2930 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
2931 explicitly nor clear stmt operands.
2932 Free the decl-to-pointer map.
2933 * tree-optimize.c (execute_free_datastructures): Do not free
2934 SSA data structures here.
2935 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
2936 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
2937 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
2939 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
2941 2009-07-13 DJ Delorie <dj@redhat.com>
2943 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
2944 unrolling at the right iteration count.
2946 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
2949 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
2951 * haifa-sched.c (rank_for_schedule): Introduced flags to
2952 enable/disable individual scheduling heuristics.
2953 * common.opt: Introduced flags to enable/disable individual
2954 heuristics in the scheduler.
2955 * doc/invoke.texi: Introduced flags to enable/disable individual
2956 heuristics in the scheduler.
2958 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
2960 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
2961 config/i386/mingw-tls.c.
2962 * config/i386/mingw-tls.c: Removed.
2964 2009-07-13 Ira Rosen <irar@il.ibm.com>
2966 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
2967 checks access only relevant statements.
2968 (vectorizable_reduction): Likewise.
2970 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
2972 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
2973 just for 32-bit case.
2975 2009-07-12 Jan Hubicka <jh@suse.cz>
2977 PR tree-optimization/40585
2978 * except.c (expand_resx_expr): When there already is resume
2979 instruction, produce linked list.
2980 (build_post_landing_pads): Assert that resume is empty.
2981 (connect_post_landing_pads): Handle resume lists.
2982 (dump_eh_tree): Dump resume list.
2984 2009-07-12 Ira Rosen <irar@il.ibm.com>
2986 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2987 with additional argument.
2988 * tree-vectorizer.h (enum vect_def_type): Add
2989 vect_double_reduction_def.
2990 (vect_is_simple_reduction): Add argument.
2991 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
2993 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
2994 vect_is_simple_reduction with additional argument.
2995 (vect_analyze_loop_operations): Handle exit phi nodes in case of
2997 (reduction_code_for_scalar_code): Handle additional codes by
2998 returning ERROR_MARK for them. Fix comment and indentation.
2999 (vect_is_simple_reduction): Fix comment, add argument to specify
3000 double reduction. Detect double reduction.
3001 (get_initial_def_for_induction): Fix indentation.
3002 (get_initial_def_for_reduction): Fix comment and indentation.
3003 Handle double reduction. Create initial definitions that do not
3004 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
3005 (vect_create_epilog_for_reduction): Fix comment, add argument to
3006 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
3007 epilogue result extraction. Create double reduction phi node and
3008 replace relevant uses.
3009 (vectorizable_reduction): Call vect_is_simple_reduction with
3010 additional argument. Fix indentation. Update epilogue code treatment
3011 according to the changes in reduction_code_for_scalar_code. Check
3012 for double reduction. Call vect_create_epilog_for_reduction with
3013 additional argument.
3014 * tree-vect-stmts.c (process_use): Handle double reduction, update
3016 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
3017 (vect_get_vec_def_for_operand): Likewise.
3019 2009-07-12 Danny Smith <dansmister@gmail.com>
3021 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
3022 dllexport if !TREE_PUBLIC.
3023 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
3025 2009-07-11 Anatoly Sokolov <aesok@post.ru>
3027 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
3028 (avr_extra_arch_macro) Remove declatation.
3029 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
3030 (avr_extra_arch_macro) Declare as static.
3031 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
3033 2009-07-11 Jan Hubicka <jh@suse.cz>
3036 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
3038 2009-07-11 Jakub Jelinek <jakub@redhat.com>
3041 * dwarf2out.c (dw_fde_struct): Add in_std_section and
3042 cold_in_std_section bits.
3043 (dwarf2out_begin_prologue): Initialize them.
3044 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
3045 if already covered by text_section or cold_text_section range.
3047 PR rtl-optimization/40667
3048 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
3049 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
3050 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
3051 * config/i386/i386.c (ix86_minimum_alignment): New function.
3052 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
3053 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
3054 * emit-rtl.c (gen_reg_rtx): Likewise.
3055 * function.c (assign_parms): Likewise. If nominal_type needs
3056 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
3057 rather than passed_type's alignment.
3060 * function.c (assign_parm_setup_stack): Adjust
3061 MEM_OFFSET (data->stack_parm) if promoted_mode is different
3062 from nominal_mode on big endian.
3064 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
3066 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
3068 2009-07-10 DJ Delorie <dj@redhat.com>
3070 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
3072 2009-07-10 Mark Mitchell <mark@codesourcery.com>
3074 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
3076 (thumb2_cbnz): Likewise.
3078 2009-07-10 David Daney <ddaney@caviumnetworks.com>
3081 * config.gcc (supported_defaults): Add synci.
3082 (with_synci): Add validation.
3083 (all_defaults): Add synci.
3084 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
3087 * config/mips/mips.opt (msynci): New option.
3088 * config/mips/mips.c (mips_override_options): Warn on use of
3089 -msynci for targets that do now support it.
3090 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
3092 * gcc/doc/invoke.texi (-msynci): Document the new option.
3093 * doc/install.texi (--with-synci): Document the new option.
3095 2009-07-10 Richard Guenther <rguenther@suse.de>
3097 PR tree-optimization/40496
3098 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
3099 the PHI result with a compatible type.
3101 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
3105 * c.opt (Wunused-result): New.
3106 * doc/invoke.texi: Document it.
3107 * c-common.c (c_warn_unused_result): Use it.
3109 2009-07-09 DJ Delorie <dj@redhat.com>
3111 * targhooks.c (default_target_can_inline_p): Rename from
3112 default_target_option_can_inline_p.
3113 * targhooks.h (default_target_can_inline_p): Likewise.
3114 * target-def.h (TARGET_CAN_INLINE_P): Rename from
3115 TARGET_OPTION_CAN_INLINE_P.
3116 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
3117 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
3118 (mep_target_can_inline_p): Rename from
3119 mep_target_option_can_inline_p.
3122 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
3123 registers used to pass vectors.
3125 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
3127 2009-07-09 Tom Tromey <tromey@redhat.com>
3129 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
3130 * config/mmix/mmix.c: Include dwarf2.h.
3131 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
3132 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
3133 * config/sh/sh.c: Include dwarf2.h.
3134 * config/i386/i386.c: Include dwarf2.h.
3135 * Makefile.in (DWARF2_H): Remove 'elf'.
3136 * except.c: Include dwarf2.h.
3137 * unwind-dw2.c: Include dwarf2.h.
3138 * dwarf2out.c: Include dwarf2.h.
3139 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
3140 * unwind-dw2-fde.c: Include dwarf2.h.
3141 * dwarf2asm.c: Include dwarf2.h.
3143 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3145 * haifa-sched.c (insn_finishes_cycle_p): New static function.
3146 (max_issue): Use it.
3147 * sched-int.h (struct sched_info: insn_finishes_block_p): New
3149 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
3150 (region_sched_info): Update.
3151 * sched-ebb.c (ebb_sched_info): Update.
3152 * modulo-sched.c (sms_sched_info): Update.
3153 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
3155 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3157 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
3159 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
3161 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
3163 2009-07-09 Jakub Jelinek <jakub@redhat.com>
3166 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
3167 arg1 with arg01 if arg1 is already INTEGER_CST.
3169 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3171 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
3172 Transform (and (truncate)) into (truncate (and)).
3174 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3176 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
3177 creating LHS paradoxical subregs. Fix surrounding returns to
3178 use NULL_RTX rather than 0.
3180 2009-07-08 DJ Delorie <dj@redhat.com>
3182 * config/mep/mep.c: (mep_option_can_inline_p): New.
3183 (TARGET_OPTION_CAN_INLINE_P): Define.
3185 2009-07-08 Mark Wielaard <mjw@redhat.com>
3188 * dwarf2out.c (add_data_member_location_attribute): When we have
3189 only a constant offset don't emit a new location description using
3190 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
3193 2009-07-08 Richard Henderson <rth@redhat.com>
3196 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
3197 (enum reg_class): Add CLOBBERED_REGS.
3198 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
3199 * config/i386/i386.c (ix86_conditional_register_usage): Moved
3200 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
3201 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
3202 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
3203 force 64-bit sibcalls into R11.
3204 * config/i386/constraints.md (U): New constraint.
3205 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
3206 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
3207 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
3209 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
3211 * basic-block.h (dump_regset, debug_regset): Remove duplicate
3213 * c-objc-common.h (c_initialize_diagnostics): Ditto.
3214 * ebitmap.h (dump_ebitmap): Ditto.
3215 * optabs.h (optab_libfunc): Ditto.
3216 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
3217 * tree-flow.h (vect_can_force_dr_alignment_p,
3218 get_vectype_for_scalar_type): Ditto.
3219 (vectorize_loops): Move prototype to ...
3220 * tree-vectorizer.h: ... here. Also, adjust comment.
3221 (vect_set_verbosity_level): Remove duplicate prototype.
3222 * tree-ssa-loop.c: Include tree-vectorizer.h.
3223 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
3225 2009-07-08 Nick Clifton <nickc@redhat.com>
3227 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
3230 2009-07-08 DJ Delorie <dj@redhat.com>
3232 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
3233 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
3234 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
3236 * config/mep/intrinsics.md: Regenerated.
3237 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
3238 registers when asm() or calls are detected.
3240 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3243 * gimplify.c (gimplify_expr): Propagate no_warning flag when
3245 * gimple (gimple_build_call_from_tree): Likewise.
3246 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
3247 no_warning flag before warning.
3249 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3251 * tree.c (set_expr_locus): Remove.
3252 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
3253 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
3255 * gimplify.c (internal_get_tmp_var): Likewise.
3256 (gimplify_call_expr): Likewise.
3257 (gimplify_one_sizepos): Likewise.
3259 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
3262 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
3263 to variables for debugging purposes.
3265 2009-06-23 Mark Loeser <mark@halcy0n.com>
3268 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
3270 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3272 * pretty-print.c (pp_base_format): Remove %J.
3273 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3274 gcc_cxxdiag_char_table): Likewise.
3275 (init_dynamic_diag_info): Likewise.
3277 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3279 * pretty-print.c (pp_base_format): Remove %H.
3280 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3281 gcc_cxxdiag_char_table): Likewise.
3282 (init_dynamic_diag_info): Likewise.
3283 * config/mep/mep.c (mep_select_section): Likewise.
3285 2009-07-07 Duncan Sands <baldrick@free.fr>
3287 * final.c (pass_clean_state): Give the pass a name.
3288 * passes.c (pass_rest_of_compilation): Likewise.
3289 * tree-optimize.c (pass_all_optimizations): Likewise.
3291 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3293 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3294 an extra 'decl' for error_at.
3296 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3299 * tree-tailcall.c (adjust_return_value_with_ops,
3300 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3301 if it has complex or vector type.
3303 2009-07-07 Olivier Hainque <hainque@adacore.com>
3305 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3308 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3310 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3312 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3314 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3315 * c-decl.c: Likewise.
3316 * function.c: Likewise.
3317 * varasm.c: Likewise.
3318 * tree-ssa.c: Likewise.
3319 * c-common.c: Likewise.
3320 * tree-cfg.c: Likewise.
3321 * config/spu/spu.c: Likewise.
3322 * config/ia64/ia64.c: Likewise.
3323 * config/v850/v850.c: Likewise.
3325 2009-07-06 DJ Delorie <dj@redhat.com>
3327 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3328 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3329 unspecified accesses to control registers.
3330 * config/mep/intrinsics.md: Regenerate.
3331 * config/mep/intrinsics.h: Regenerate.
3332 * config/mep/mep-intrin.h: Regenerate.
3334 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3336 * c-lex.c: Replace %H by an explicit location. Update all calls.
3337 * c-common.c: Likewise.
3338 * c-decl.c: Likewise.
3339 * c-typeck.c: Likewise.
3340 * fold-const.c: Likewise.
3341 * gimplify.c: Likewise.
3343 * tree-cfg.c: Likewise.
3344 * tree-ssa-loop-niter.c: Likewise.
3345 * tree-vrp.c: Likewise.
3346 * value-prof.c: Likewise.
3348 2009-07-06 Diego Novillo <dnovillo@google.com>
3350 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3351 if it has one. Handle cases where VAR does not have an
3352 annotation or cfun is NULL.
3354 2009-07-06 Diego Novillo <dnovillo@google.com>
3356 * tree.c: Include debug.h.
3357 (initialize_tree_contains_struct): New.
3358 (init_ttree): Call it.
3359 (tree_node_structure_for_code): Factor out of ...
3360 (tree_node_structure): ... here.
3361 * treestruct.def (TS_PHI_NODE): Remove.
3362 (TS_GIMPLE_STATEMENT): Remove.
3364 2009-07-06 Diego Novillo <dnovillo@google.com>
3366 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3367 (debug_tree_chain): Handle cycles.
3369 2009-07-06 Nick Clifton <nickc@redhat.com>
3370 DJ Delorie <dj@redhat.com>
3372 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3373 __FMOVD_ENABLED__ is defined.
3375 (TARGET_FMOVD): Provide a default definition.
3376 (MASK_FMOVD): Likewise.
3377 (TARGET_CPU_CPP_BUILTINS): Define
3378 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3379 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3380 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3381 (split for DF load from memory into register): Also handle
3382 MEMs which consist of REG+DISP addressing.
3383 (split for DF store from register to memory): Likewise.
3384 (movsf_ie): Always use single fp_mode.
3385 * config/sh/sh.c (sh_override_options): Do not automatically
3386 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3387 that to the -mfmovd command line switch.
3388 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3389 (fldi_ok): Always allow.
3390 * config/sh/sh.opt (mfmovd): Remove this switch.
3391 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3393 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3394 Kaz Kojima <kkojima@gcc.gnu.org>
3396 PR rtl-optimization/30807
3397 * postreload.c (reload_combine): For every new use of REG_SUM,
3398 record the use of BASE.
3400 2009-07-06 Jan Hubicka <jh@suse.cz>
3402 * params.def: Revert my accidental commit at 2009-06-30.
3404 2009-07-04 Ian Lance Taylor <iant@google.com>
3407 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3409 (mingw_format_attribute_overrides): Likewise.
3411 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3414 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3415 don't check cfa.reg. Instead of cfa.indirect use
3416 fde && fde->drap_reg != INVALID_REGNUM test.
3418 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3420 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3422 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3425 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3427 2009-07-03 Richard Guenther <rguenther@suse.de>
3429 PR tree-optimization/40640
3430 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3433 2009-07-03 Jan Hubicka <jh@suse.cz>
3435 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3436 for size, reduce amount of inlining.
3438 2009-07-03 Richard Guenther <rguenther@suse.de>
3441 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3442 if t +- x is known to not overflow and the conversion widens the
3444 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3446 2009-07-03 Jan Hubicka <jh@suse.cz>
3448 * ipa-pure-const.c (analyze): Update loop optimizer init.
3449 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3450 try_remove_empty_loop, remove_empty_loops): Remove.
3451 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3452 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3453 to mark regular loops as neccesary.
3454 (degenerate_phi_p): New function.
3455 (propagate_necessity, remove_dead_phis): Use it.
3456 (forward_edge_to_pdom): Likewise.
3457 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3458 virtual PHI nodes that became unreachable.
3459 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3460 * tree-flow.h (remove_empty_loops): Remove.
3461 * passes.c (init_optimization_passes): Remove.
3463 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3465 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3466 can_create_pseudo_p.
3467 (*fix_trunc<mode>_i387_1): Ditto.
3468 (*floathi<mode>2_1): Ditto.
3469 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3470 (*fistdi2_1): Ditto.
3471 (*fist<mode>2_1): Ditto.
3472 (frndintxf2_floor): Ditto.
3473 (*fist<mode>2_floor_1): Ditto.
3474 (frndintxf2_ceil): Ditto.
3475 (*fist<mode>2_ceil_1): Ditto.
3476 (frndintxf2_trunc): Ditto.
3477 (frndintxf2_mask_pm): Ditto.
3478 (fxam<mode>2_i387_with_temp): Ditto.
3479 * config/i386/sse.md (mulv16qi3): Ditto.
3480 (*sse2_mulv4si3): Ditto.
3482 (sse4_2_pcmpestr): Ditto.
3483 (sse4_2_pcmpistr): Ditto.
3485 2009-07-03 Jan Hubicka <jh@suse.cz>
3487 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3488 (mark_stmt_necessary): Set it.
3489 (mark_operand_necessary): Set it.
3490 (mark_control_dependent_edges_necessary): Set it.
3491 (mark_virtual_phi_result_for_renaming): New function.
3492 (get_live_post_dom): New function.
3493 (forward_edge_to_pdom): New function.
3494 (remove_dead_stmt): Fix handling of control dependences.
3495 (tree_dce_init): Init new bitmap.
3496 (tree_dce_done): Free it.
3498 2009-07-02 Richard Guenther <rguenther@suse.de>
3501 * tree-ssa-structalias.c (new_var_info): Initialize
3504 2009-07-02 Jan Hubicka <jh@suse.cz>
3506 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3509 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3511 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3512 instead of recomputing it. Adjust calls.
3513 (emit_store_flag): Adjust recursive calls.
3515 2009-07-02 Richard Guenther <rguenther@suse.de>
3517 * tree-ssa-live.c (remove_unused_locals): Do not remove
3519 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3520 of DECL_EXTERNAL for HEAP variables.
3521 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3522 HEAP variables. Do not adjust RESTRICT vars.
3523 (find_what_var_points_to): Nobody cares if something
3526 2009-07-02 Ben Elliston <bje@au.ibm.com>
3528 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3529 pc_low and pc_high declarations to the top of the function.
3531 2009-07-01 DJ Delorie <dj@redhat.com>
3533 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3535 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3536 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3537 unspecified accesses to control registers.
3538 * config/mep/intrinsics.md: Regenerate.
3539 * config/mep/intrinsics.h: Regenerate.
3540 * config/mep/mep-intrin.h: Regenerate.
3542 2009-07-01 Anthony Green <green@moxielogic.com>
3544 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3545 instruction when possible.
3546 (moxie_expand_prologue): Ditto. Also, save an instruction and
3547 some complexity by popping off of $r12 instead of $sp.
3548 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3551 2009-07-01 Richard Henderson <rth@redhat.com>
3554 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3555 contained no insns, reposition note before last insn.
3557 2009-07-01 Richard Henderson <rth@redhat.com>
3560 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3561 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3563 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3566 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3567 darwin9 for printing reg addresses with %y.
3569 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3571 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3572 truncation from operands in binary operations.
3574 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3577 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3578 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3579 subreg of op0 to the original op0.
3581 * expmed.c (store_bit_field_1): Use a temporary as the destination
3582 instead of a paradoxical subreg when we need to truncate the result.
3584 2009-07-01 DJ Delorie <dj@redhat.com>
3586 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3587 names to VLIW variants.
3588 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3589 * config/mep/intrinsics.md: Regenerate.
3590 * config/mep/intrinsics.h: Regenerate.
3591 * config/mep/mep-intrin.h: Regenerate.
3593 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3596 * jump.c (returnjump_p): Revert last patch.
3597 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3599 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3602 * pa.md (casesi32p): Use jump table label to determine the offset
3604 (casesi64p): Likewise.
3606 * pa.c (forward_branch_p): Return bool type. Use instruction
3607 addresses when available. Assert that INSN has a jump label.
3608 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3611 2009-07-01 Richard Guenther <rguenther@suse.de>
3613 PR tree-optimization/19831
3614 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3615 that only act as barriers do not make any previous stores necessary.
3616 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3617 HEAP variables global, do not add a constraint from nonlocal.
3618 (find_func_aliases): Handle escapes through return statements.
3619 (compute_points_to_sets): Make escaped HEAP variables global.
3621 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3624 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3625 after reducing a DImode cstore to SImode.
3627 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3629 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3630 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3632 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3634 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3635 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3637 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3638 and umod_optab if TARGET_BSD_DIVMOD.
3639 * config/vax/lib1funcs.asm: New file.
3640 * config/vax/t-linux: New file.
3641 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3643 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3646 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3647 to type arguments that have void type.
3650 * dwarf2out.c (gen_formal_parameter_die): Call
3651 equate_decl_number_to_die if node is different from origin.
3653 2009-06-30 Anthony Green <green@moxielogic.com>
3655 Clean up moxie port for --enable-build-with-cxx.
3656 * config/moxie/moxie.c (moxie_function_value): First two
3657 parameters are const_tree, not tree.
3658 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3659 (REG_CLASS_NAMES): Ditto.
3660 (REGNO_REG_CLASS): Ditto.
3661 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3662 (moxie_function_value): Fix constyness of arguments.
3664 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3666 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3667 finalize_size_functions before further processing.
3668 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3669 (variable_size): Call self_referential_size on size expressions
3670 that contain a PLACEHOLDER_EXPR.
3671 (size_functions): New static variable.
3672 (copy_self_referential_tree_r): New static function.
3673 (self_referential_size): Likewise.
3674 (finalize_size_functions): New global function.
3675 * tree.c: Include tree-inline.h.
3676 (push_without_duplicates): New static function.
3677 (find_placeholder_in_expr): New global function.
3678 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3680 <tcc_expression>: Likewise.
3681 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3682 the call in the expression.
3683 * tree.h (finalize_size_functions): Declare.
3684 (find_placeholder_in_expr): Likewise.
3685 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3686 (substitute_placeholder_in_expr): Update comment.
3687 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3689 (copy_tree_body_r): Likewise.
3690 (copy_tree_body): New static function.
3691 (maybe_inline_call_in_expr): New global function.
3692 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3693 (maybe_inline_call_in_expr): Declare.
3694 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3695 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3698 2009-06-30 Richard Guenther <rguenther@suse.de>
3700 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3702 (propagate_necessity): Do not mark reaching defs of stores
3705 2009-06-30 Jan Hubicka <jh@suse.cz>
3707 * cfgloopanal.c (check_irred): Move into ...
3708 (mark_irreducible_loops): ... here; return true if ireducible
3710 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3711 (analyze_function): Try to prove loop finiteness.
3712 * cfgloop.h (mark_irreducible_loops): Update prototype.
3713 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3715 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3717 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3719 2009-06-30 Ira Rosen <irar@il.ibm.com>
3721 PR tree-optimization/40542
3722 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3725 2009-06-30 Martin Jambor <mjambor@suse.cz>
3727 PR tree-optimization/40582
3728 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3729 than useless_type_conversion_p.
3730 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3733 2009-06-30 Martin Jambor <mjambor@suse.cz>
3736 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3738 2009-06-30 Richard Guenther <rguenther@suse.de>
3740 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3741 use ao_ref references.
3742 (walk_aliased_vdefs): Likewise.
3743 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3744 * tree-ssa-dce.c (struct ref_data): Remove.
3745 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3746 (mark_aliased_reaching_defs_necessary): Adjust.
3747 (mark_all_reaching_defs_necessary_1): Likewise.
3749 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3752 * expmed.c (emit_cstore): New name of emit_store_flag_1.
3753 (emit_store_flag_1): Extract from emit_store_flag, adjust
3754 calls to (what now is) emit_cstore.
3755 (emit_store_flag): Call emit_store_flag_1 and also use it
3756 for what used to be recursive calls.
3758 2009-06-30 Wei Guozhi <carrot@google.com>
3761 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
3762 if the target bb post dominates from bb.
3763 * config/i386/i386.c (memory_address_length): Check existence of base
3764 register before using it.
3766 2009-06-30 Nick Clifton <nickc@redhat.com>
3767 DJ Delorie <dj@redhat.com>
3769 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3770 __FMOVD_ENABLED__ is defined.
3772 (TARGET_FMOVD): Provide a default definition.
3773 (MASK_FMOVD): Likewise.
3774 (TARGET_CPU_CPP_BUILTINS): Define
3775 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3776 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3777 two fmov instructions depending upon whether TARGET_FMOVD is
3779 (split for DF load from memory into register): Also handle
3780 MEMs which consist of REG+DISP addressing.
3781 (split for DF store from register to memory): Likewise.
3782 * config/sh/sh.opt (mfmovd): Remove this switch.
3783 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3784 * config/sh/sh.c (sh_override_options): Do not automatically
3785 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3786 that to the -mfmovd command line switch.
3788 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
3790 (fldi_ok): Always allow.
3791 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
3793 2009-06-29 DJ Delorie <dj@redhat.com>
3795 * doc/install.texi (mep-x-elf): Correct chip's full name.
3797 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
3799 * doc/extend.texi: Fix typo.
3801 2009-06-29 Tom Tromey <tromey@redhat.com>
3804 * Makefile.in (DWARF2_H): New variable.
3806 (dwarf2out.o): Likewise.
3807 (dwarf2asm.o): Likewise.
3808 * config/i386/t-i386: Use DWARF2_H.
3809 * except.c: Include elf/dwarf2.h.
3810 * unwind-dw2.c: Include elf/dwarf2.h.
3811 * dwarf2out.c: Include elf/dwarf2.h.
3812 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
3813 <dtprel>: New field.
3814 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
3815 (size_of_loc_descr): Likewise.
3816 (output_loc_operands_raw): Likewise.
3817 (output_loc_operands): Handle new dtprel field.
3818 (loc_checksum): Update.
3819 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
3820 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
3821 * unwind-dw2-fde.c: Include elf/dwarf2.h.
3822 * dwarf2asm.c: Include elf/dwarf2.h.
3823 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
3824 * config/mmix/mmix.c: Include elf/dwarf2.h.
3825 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
3826 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
3827 * config/sh/sh.c: Include elf/dwarf2.h.
3828 * config/i386/i386.c: Include elf/dwarf2.h.
3830 2009-06-29 DJ Delorie <dj@redhat.com>
3832 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
3834 * doc/extend.texi: Add MeP attributes and pragmas.
3835 * doc/invoke.text: Add MeP Options.
3836 * doc/contrib.texi: Add MeP contribution.
3837 * doc/md.texi: Add MeP constraints.
3838 * doc/install.texi: Add MeP target.
3840 2009-06-30 Anatoly Sokolov <aesok@post.ru>
3842 * target.h (struct gcc_target): Add frame_pointer_required field.
3843 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
3844 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
3845 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
3847 * reload1.c (update_eliminables): (Ditto.).
3848 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
3849 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3850 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
3852 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
3854 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
3855 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3856 (arm_frame_pointer_required): New function.
3858 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
3859 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3860 (avr_frame_pointer_required_p): Declare as static.
3861 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
3863 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
3864 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3865 (bfin_frame_pointer_required): Make as static, change return type
3867 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
3869 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
3870 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3871 (cris_frame_pointer_required): New function.
3873 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
3875 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
3876 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3877 (fr30_frame_pointer_required): New function.
3879 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
3880 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3881 (frv_frame_pointer_required): Make as static, change return type
3883 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
3885 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
3886 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3887 (ix86_frame_pointer_required): Make as static, change return type to
3889 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
3891 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
3892 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3894 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
3896 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
3898 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
3900 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
3901 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3902 (mips_frame_pointer_required): Make as static.
3903 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
3905 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
3906 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3907 (mmix_frame_pointer_required): Mew function.
3909 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
3910 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3912 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
3914 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
3916 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
3918 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
3919 (CAN_ELIMINATE): Redefine.
3920 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3921 (sparc_frame_pointer_required): New function.
3922 (sparc_can_eliminate): New function.
3923 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
3925 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
3926 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3928 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
3929 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3930 (xtensa_frame_pointer_required): Make as static, change return type
3932 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
3935 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
3937 * doc/plugins.texi: Document PLUGIN_START_UNIT.
3938 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
3939 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
3940 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
3941 (register_callback): Handle PLUGIN_START_UNIT.
3942 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
3944 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
3946 * tree.c (process_call_operands): Propagate TREE_READONLY from the
3948 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
3949 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
3951 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
3953 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
3956 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
3958 * doc/extend.texi (Additional Floating Types): __float128 is also
3959 supported on i386 targets.
3961 2009-06-29 Richard Guenther <rguenther@suse.de>
3964 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
3966 (pt_solutions_same_restrict_base): Declare.
3967 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
3969 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
3970 (make_constraint_from, make_copy_constraint): Move earlier.
3971 (make_constraint_from_heapvar): New function.
3972 (make_constraint_from_restrict): Likewise.
3973 (handle_lhs_call): Use it.
3974 (find_func_aliases): Use it to track conversions to restrict
3976 (struct fieldoff): Add only_restrict_pointers flag.
3977 (push_fields_onto_fieldstack): Initialize it.
3978 (create_variable_info_for): Track global restrict qualified pointers.
3979 (intra_create_variable_infos): Use make_constraint_from_heapvar.
3980 Track restrict qualified pointer arguments.
3981 (set_uids_in_ptset): Use varinfo is_global_var flag.
3982 (find_what_var_points_to): Set the vars_contains_restrict flag.
3983 Always create the points-to solution for sets including restrict tags.
3984 (pt_solutions_same_restrict_base): New function.
3985 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
3986 qualified pointers use pt_solutions_same_restrict_base as
3987 additional source for disambiguation.
3989 2009-06-29 Richard Guenther <rguenther@suse.de>
3992 * alias.c (find_base_decl): Remove.
3993 (get_deref_alias_set_1): Remove restrict handling.
3994 * c-common.c (c_apply_type_quals_to_decl): Do not set
3995 DECL_POINTER_ALIAS_SET.
3996 * gimplify.c (find_single_pointer_decl_1): Remove.
3997 (find_single_pointer_decl): Likewise.
3998 (internal_get_tmp_var): Remove restrict handling.
3999 (gimple_regimplify_operands): Likewise.
4000 * omp-low.c (expand_omp_atomic_pipeline): Do not set
4001 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
4002 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
4003 * tree.c (restrict_base_for_decl): Remove.
4004 (init_ttree): Do not allocate it.
4005 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
4006 LABEL_DECL_UID for label decls.
4007 (copy_node_stat): Do not copy restrict information.
4008 (decl_restrict_base_lookup): Remove.
4009 (decl_restrict_base_insert): Likewise.
4010 (print_restrict_base_statistics): Likewise.
4011 (dump_tree_statistics): Do not call print_restrict_base_statistics.
4012 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
4013 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
4014 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
4015 (LABEL_DECL_UID): Adjust.
4016 (DECL_BASED_ON_RESTRICT_P): Remove.
4017 (DECL_GET_RESTRICT_BASE): Likewise.
4018 (SET_DECL_RESTRICT_BASE): Likewise.
4019 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
4021 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
4022 instead of DECL_POINTER_ALIAS_SET.
4023 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4024 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
4025 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
4027 2009-06-29 Richard Guenther <rguenther@suse.de>
4029 PR tree-optimization/40579
4030 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
4031 the IL to simplify has constants that overflowed.
4033 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
4035 PR tree-optimization/40550
4036 * tree-vect-generic.c (expand_vector_operations_1): Compute in
4037 vector_compute_type only when the size of vector_compute_type is
4038 less than the size of type.
4040 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
4042 * fold-const.c (contains_label_1): Fix comments.
4043 (contains_label_p): Do not walk trees multiple time.
4045 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4047 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
4048 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
4049 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
4050 ix86_fp_comparison_operator.
4051 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
4052 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
4053 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
4054 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
4055 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
4056 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
4057 (related splits): Change predicate to ix86_fp_comparison_operator.
4058 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
4059 instead of ix86_fp_comparison_codes.
4060 (ix86_trivial_fp_comparison_operator,
4061 ix86_fp_comparison_operator): New.
4062 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
4063 (ix86_expand_compare): Eliminate last two parameters.
4064 (ix86_fp_jump_nontrivial_p): Kill.
4065 * config/i386/i386.c (put_condition_code): Eliminate call to
4066 ix86_fp_comparison_codes and subsequent assertion.
4067 (ix86_fp_comparison_codes): Eliminate.
4068 (ix86_fp_swap_condition): New.
4069 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
4070 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
4071 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
4072 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
4073 and ix86_fp_swap_condition.
4074 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
4075 Use ix86_fp_comparison_strategy.
4076 (ix86_expand_compare): Likewise. Eliminate last two arguments.
4077 (ix86_fp_jump_nontrivial_p): Eliminate.
4078 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
4079 call to ix86_expand_compare.
4080 (ix86_split_fp_branch, ix86_expand_setcc,
4081 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
4082 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
4084 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4086 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
4087 related to jump_clobbers.
4088 * config/arm/arm.md (conds): Remove jump_clob case.
4089 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
4090 splits): Change comparison_operator to arm_comparison_operator.
4091 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
4094 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4096 * dojump.c (do_compare_rtx_and_jump): Try swapping the
4097 condition for floating point modes.
4098 * expmed.c (emit_store_flag_1): Move here a bigger part
4100 (emit_store_flag): Try swapping the condition for floating point
4102 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
4104 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4106 * expr.c (expand_expr_real_1): Just use do_store_flag.
4107 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
4108 emit_store_flag_force.
4109 * expmed.c (emit_store_flag_force): Copy here trick
4110 previously in expand_expr_real_1. Try reversing the comparison.
4111 (emit_store_flag_1): Work if target is NULL.
4112 (emit_store_flag): Work if target is NULL, using the result mode
4113 from the comparison. Use split_comparison, restructure final part
4114 to simplify conditionals.
4116 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4118 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
4119 * dojump.c (do_jump): Change handling of floating-point
4120 ops to use just do_compare_and_jump.
4121 (split_comparison): New.
4122 (do_compare_rtx_and_jump): Add here logic coming previously
4123 in do_jump, using split_comparison.
4125 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
4128 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
4130 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4132 * tree-ssa-alias.c: Fix unintentional commit.
4134 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4136 * passes.c (execute_one_pass): Fix unintentional commit.
4138 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4140 * df-problems.c (df_set_seen, df_unset_seen): Delete.
4141 (df_rd_local_compute, df_md_local_compute): Inline them.
4143 (df_md_scratch): New.
4144 (df_md_alloc, df_md_free): Allocate/free it.
4145 (df_md_local_compute): Only include live registers in init.
4146 (df_md_transfer_function): Prune the in-set computed by
4147 the confluence function, and the gen-set too.
4149 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4151 PR rtl-optimization/26854
4152 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
4153 * df-problems.c (df_rd_add_problem): Fix comment.
4154 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
4155 df_md_simulate_artificial_defs_at_top,
4156 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
4157 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
4158 df_md_transfer_function, df_md_init, df_md_confluence_0,
4159 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
4160 problem_MD, df_md_add_problem): New.
4161 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
4162 df_md_get_bb_info): New.
4163 (DF_LAST_PROBLEM_PLUS1): Adjust.
4165 * Makefile.in (fwprop.o): Include domwalk.h.
4166 * fwprop.c: Include domwalk.h.
4167 (reg_defs, reg_defs_stack): New.
4168 (bitmap_only_bit_between): Remove.
4169 (process_defs): New.
4170 (process_uses): Use reg_defs and local_md instead of
4171 bitmap_only_bit_between and local_rd.
4172 (single_def_use_enter_block): New, from build_single_def_use_links.
4173 (single_def_use_leave_block): New.
4174 (build_single_def_use_links): Remove code moved to
4175 single_def_use_enter_block, invoke domwalk.
4176 (use_killed_between): Adjust comment.
4178 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4180 * bitmap.h (bitmap_ior_and_into): New.
4181 * bitmap.c (bitmap_ior_and_into): New.
4183 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4185 * domwalk.h (struct dom_walk_data): Remove all callbacks except
4186 before_dom_children_before_stmts and after_dom_children_after_stmts.
4187 Rename the two remaining callbacks to just before_dom_children and
4188 after_dom_children. Remove other GIMPLE statement walking bits.
4189 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
4190 * graphite.c: Do not include domwalk.h.
4191 * tree-into-ssa.c (interesting_blocks): New global.
4192 (struct mark_def_sites_global_data): Remove it and names_to_rename.
4193 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
4194 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
4195 now that they're not domwalk callbacks.
4196 (rewrite_initialize_block): Rename to...
4197 (rewrite_enter_block): ... this, place after called functions. Test
4198 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
4199 (rewrite_finalize_block): Rename to...
4200 (rewrite_leave_block): ... this, place after called functions.
4201 (rewrite_update_init_block): Rename to...
4202 (rewrite_update_enter_block): ... this, place after called functions.
4203 Test interesting_blocks, call rewrite_update_stmt and
4204 rewrite_update_phi_arguments.
4205 (rewrite_update_fini_block): Rename to...
4206 (rewrite_leave_block): ... this, place after called functions.
4207 (rewrite_blocks): Remove last argument, simplify initialization of
4209 (mark_def_sites_initialize_block): Rename to...
4210 (mark_def_sites_block): ... this, call mark_def_sites.
4211 (mark_def_sites_blocks): Remove argument, simplify initialization of
4213 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
4214 (update_ssa): Likewise.
4215 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
4217 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
4218 (dom_opt_initialize_block): Rename to...
4219 (dom_opt_enter_block): ... this, place after called functions. Walk
4220 statements here, inline propagate_to_outgoing_edges.
4221 (dom_opt_finalize_block): Rename to...
4222 (dom_opt_leave_block): ... this, place after called functions.
4223 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
4225 (dse_enter_block, dse_record_phi): New.
4226 (dse_record_phis): Delete.
4227 (dse_finalize_block): Rename to...
4228 (dse_leave_block): ... this.
4229 (tree_ssa_dse): Simplify initialization of walk_data.
4230 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
4231 Adjust initialization of walk_data.
4232 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
4233 * tree-ssa-loop-phiopt.c (get_non_trapping):
4234 Adjust initialization of walk_data.
4235 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
4236 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
4237 it's not a domwalk callback.
4238 (uncprop_initialize_block): Rename to...
4239 (dse_enter_block): ... this, call uncprop_into_successor_phis.
4240 (dse_finalize_block): Rename to...
4241 (dse_leave_block): ... this.
4242 (tree_ssa_uncprop): Simplify initialization of walk_data.
4243 * Makefile.in: Adjust dependencies.
4245 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
4247 * arm.md (casesi): Fix test for Thumb1.
4248 (thumb1_casesi_internal_pic): Likewise.
4249 (thumb1_casesi_dispatch): Likewise.
4251 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
4253 * config/arm/arm-cores.def: Added core cortex-m0.
4254 * config/arm/arm-tune.md: Regenerated.
4255 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
4257 2009-06-26 DJ Delorie <dj@redhat.com>
4259 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
4261 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
4262 the scheduler doesn't tag jump insns.
4264 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
4266 * c-decl.c (merge_decls): Re-indent.
4268 2009-06-26 Janis Johnson <janis187@us.ibm.com>
4271 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
4272 Special-case decimal float constants.
4274 2009-06-26 Richard Henderson <rth@redhat.com>
4276 * function.h (struct function): Add cannot_be_copied_reason,
4277 and cannot_be_copied_set.
4278 * tree-inline.c (has_label_address_in_static_1): Rename from
4279 inline_forbidden_p_2; don't set inline_forbidden_reason here.
4280 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
4281 don't set inline_forbidden_reason.
4282 (copy_forbidden): New function, split out of inline_forbidden_p.
4283 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
4284 (inline_forbidden_p): Use copy_forbidden.
4285 (tree_versionable_function_p): Likewise.
4286 (inlinable_function_p): Merge into tree_inlinable_function_p.
4287 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
4288 * ipa-cp.c (ipcp_versionable_function_p): New function.
4289 (ipcp_cloning_candidate_p): Use it.
4290 (ipcp_node_modifiable_p): Likewise.
4292 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
4294 * builtins.c (expand_builtin_alloca): Handle builtin alloca
4295 that is marked not to be inlined. Remove flag_mudflap use.
4296 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
4297 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
4299 2009-06-26 Steve Ellcey <sje@cup.hp.com>
4302 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
4303 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
4305 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
4307 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
4309 (__mingwthr_remove_key_dtor): Likewise.
4311 2009-06-26 Richard Guenther <rguenther@suse.de>
4313 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
4315 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
4318 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
4319 try the non-cond_exec path also.
4321 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4324 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
4325 (output_cbranch): Use new functions.
4326 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
4329 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4330 Pat Haugen <pthaugen@us.ibm.com>
4331 Revital Eres <ERES@il.ibm.com>
4333 * config/rs6000/rs6000.c (print_operand): Correct lossage message
4334 for %c error. Add %x support to print VSX registers as a unified
4335 register set, instead of separate float and altivec registers.
4336 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
4337 %y case, and add support for VSX pre-modify addresses.
4338 (output_toc): Add assert for CONST containing an integer constant
4340 (rs6000_adjust_cost): Add POWER7 support.
4341 (insn_must_be_first_in_group): Ditto.
4342 (insn_must_be_last_in_group): Ditto.
4343 (rs6000_emit_popcount): Ditto.
4344 (rs6000_vector_mode_supported_p): Ditto.
4346 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
4347 Change some of the functions called by macros to being called
4348 through a pointer, so debug functions can be inserted if
4349 -mdebug=addr or -mdebug=cost.
4350 (rs6000_preferred_reload_class_ptr): Ditto.
4351 (rs6000_secondary_reload_class_ptr): Ditto.
4352 (rs6000_secondary_memory_needed_ptr): Ditto.
4353 (rs6000_cannot_change_mode_class_ptr): Ditto.
4354 (rs6000_secondary_reload_inner): Ditto.
4355 (rs6000_legitimize_reload_address): Ditto.
4356 (rs6000_legitimize_reload_address_ptr): Ditto.
4357 (rs6000_mode_dependent_address): Ditto.
4358 (rs6000_mode_dependent_address_ptr): Ditto.
4360 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
4361 function to return true if the mode allows reg + integer
4363 (virtual_stack_registers_memory_p): New function to return true if
4364 the address refers to a virtual stack register.
4365 (rs6000_legitimate_offset_address_p): Move code to say whether a
4366 mode supports reg+int addressing to reg_offset_addressing_ok_p and
4368 (rs6000_legitimate_address_p): Add checks for modes that only can
4369 do reg+reg addressing. Start adding VSX support.
4370 (rs6000_legitimize_reload_address): Ditto.
4371 (rs6000_legitimize_address): Ditto.
4372 (rs6000_debug_legitimate_address_p): New debug functions for
4373 -mdebug=addr and -mdebug=cost.
4374 (rs6000_debug_rtx_costs): Ditto.
4375 (rs6000_debug_address_costs): Ditto.
4376 (rs6000_debug_adjust_cost): Ditto.
4377 (rs6000_debug_legitimize_address): Ditto.
4378 (rs6000_legitimize_reload_address_ptr): Point to call normal
4379 function or debug function. Make functions called via pointer
4381 (rs6000_mode_dependent_address_ptr): Ditto.
4382 (rs6000_secondary_reload_class_ptr): Ditto.
4383 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
4384 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
4385 into a friendlier error.
4386 (rs6000_init_builtins): Add initial VSX support.
4387 (rs6000_adjust_cost): Fix some spacing issues.
4389 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
4390 (REG_CLASS_NAMES): Ditto.
4391 (REG_CLASS_CONTENTS): Ditto.
4392 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
4393 pointer, to add -mdebug=addr support.
4394 (CANNOT_CHANGE_MODE_CLASS): Ditto.
4395 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
4396 -mdebug=addr support.
4397 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
4398 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
4399 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
4401 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
4403 (bswapsi*): Set attribute types for load/store. Add combiner
4404 patterns to eliminate zero extend on 64-bit.
4405 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
4406 stdbrx if the hardware supports those instructions.
4408 2009-06-25 Ian Lance Taylor <iant@google.com>
4410 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4411 (Link Options): Document -static-libstdc++.
4413 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4416 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4417 DATA_ALIGNMENT instead.
4419 2009-06-25 Richard Guenther <rguenther@suse.de>
4421 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
4422 indirect references against the callused/escaped solutions.
4423 (call_may_clobber_ref_p_1): Likewise.
4425 2009-06-25 Martin Jambor <mjambor@suse.cz>
4427 PR tree-optimization/40493
4428 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
4429 (enum unscalarized_data_handling): New type.
4430 (handle_unscalarized_data_in_subtree): Return what has been done.
4431 (load_assign_lhs_subreplacements): Handle left flushes differently.
4432 (sra_modify_assign): Use unscalarized_data_handling, simplified
4433 condition determining whether to remove the statement.
4435 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4437 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4438 excerpt - @ should be doubled for texinfo.
4440 2009-06-24 Ian Lance Taylor <iant@google.com>
4442 * config/arc/arc.c: Include "df.h".
4443 (arc_attribute_table): Make static. Move higher in file.
4444 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
4445 (output_shift): Initialize n later to avoid warning.
4446 * config/arm/arm.c (arm_attribute_table): Make static. Move
4448 * config/avr/avr.c (avr_attribute_table): Make static. Move
4450 (reg_class_tab): Change array type from int to enum reg_class.
4451 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
4453 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
4454 (lshrhi3_out): Likewise.
4455 (class_likely_spilled_p): Change return type to bool.
4456 (avr_rtx_costs): Use local code variable with enum type.
4457 * config/avr/avr.md (movmemhi): Use add_reg_note.
4458 (andhi3, andsi3): Don't use AS2 with "and".
4459 (iorhi3, iorsi3): Don't use AS2 with "or".
4460 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
4461 * config/crx/crx.c: Include "df.h".
4462 (crx_attribute_table): Make static.
4463 * config/m32r/m32r.c: Include "df.h".
4464 (m32r_attribute_table): Make static. Move higher in file.
4465 (pop): Use add_reg_note.
4466 (block_move_call): Change 0 to LCT_NORMAL in function call.
4467 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
4468 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
4469 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
4470 declare, not just when TREE_CODE is defined.
4471 * config/m68hc11/m68hc11.c: Include "expr.h".
4472 (m68hc11_attribute_table): Make static. Move higher in file.
4473 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
4475 (m68hc11_register_indirect_p): Likewise.
4476 (m68hc11_function_arg_padding): Change return type to enum
4478 (emit_move_after_reload): Use add_reg_note.
4479 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
4480 (m68hc11_split_logical): Likewise.
4481 (m68hc11_rtx_costs): Add local code_and outer_code variables with
4483 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
4484 to VOIDmode in function call.
4485 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
4487 (m68hc11_split_logical): Update declaration.
4488 (m68hc11_function_arg_padding): Update declaration.
4489 * config/mcore/mcore.c (regno_reg_class): Change form array of int
4490 to array of enum reg_class.
4491 (mcore_attribute_table): Make static. Move higher in file.
4492 (mcore_rtx_costs): Add cast to enum type.
4493 * config/mcore/mcore.h (regno_reg_class): Update declaration.
4494 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
4495 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
4497 * config/sh/predicates.md (trapping_target_operand): Rename and to
4499 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4501 * config/spu/spu.c (spu_attribute_table): Make static. Move
4503 * config/v850/v850.c (v850_attribute_table): Make static. Move
4505 (v850_rtx_costs): Use local code with enum type.
4506 (expand_epilogue): Add cast.
4507 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
4509 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
4512 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
4513 -m2a-single-only and -m2a-nofpu.
4514 * config/sh/sh.opt: Document m2a generates FPU code.
4516 2009-06-24 Anatoly Sokolov <aesok@post.ru>
4518 * defaults.h (CAN_ELIMINATE): Provide default.
4519 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4520 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4521 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4522 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4523 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4524 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4525 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4526 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4527 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4528 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4530 2009-06-24 DJ Delorie <dj@redhat.com>
4532 * mep-ext-cop.cpu: Fix copyright notice.
4533 * mep-default: Fix copyright notice.
4534 * mep-core: Fix copyright notice.
4535 * mep: Fix copyright notice.
4536 * mep-ivc2: Fix copyright notice.
4537 * mep-c5: Fix copyright notice.
4539 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4541 * doc/contrib.texi (Contributors):
4543 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4546 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4547 src and dst operands if necessary.
4549 2009-06-23 DJ Delorie <dj@redhat.com>
4552 * config.gcc: Add mep support.
4553 * recog.c: Resurrect validate_replace_rtx_subexp().
4554 * recog.h: Likewise.
4555 * config/mep/: Add new port:
4556 * config/mep/constraints.md: New file.
4557 * config/mep/default.h: New file.
4558 * config/mep/intrinsics.h: New file.
4559 * config/mep/intrinsics.md: New file.
4560 * config/mep/ivc2-template.h: New file.
4561 * config/mep/mep-c5.cpu: New file.
4562 * config/mep/mep-core.cpu: New file.
4563 * config/mep/mep-default.cpu: New file.
4564 * config/mep/mep-ext-cop.cpu: New file.
4565 * config/mep/mep-intrin.h: New file.
4566 * config/mep/mep-ivc2.cpu: New file.
4567 * config/mep/mep-lib1.asm: New file.
4568 * config/mep/mep-lib2.c: New file.
4569 * config/mep/mep-pragma.c: New file.
4570 * config/mep/mep-protos.h: New file.
4571 * config/mep/mep-tramp.c: New file.
4572 * config/mep/mep.c: New file.
4573 * config/mep/mep.cpu: New file.
4574 * config/mep/mep.h: New file.
4575 * config/mep/mep.md: New file.
4576 * config/mep/mep.opt: New file.
4577 * config/mep/predicates.md: New file.
4578 * config/mep/t-mep: New file.
4580 2009-06-23 Ian Lance Taylor <iant@google.com>
4582 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4583 from loose_warn into c_loose_warn and from strict_warn into
4584 c_strict_warn. Set and substitute warn_cxxflags. Check for
4585 --enable-build-with-cxx. Set and substitute
4586 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4587 * Makefile.in (CXXFLAGS): New variable.
4588 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4589 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4590 the default is the same as $(STRICT_WARN).
4591 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4592 (CXX): New variable.
4593 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4594 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4595 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4596 (HOST_LIBS): New variable.
4597 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4598 (ALL_CXXFLAGS): New variable.
4599 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4600 * doc/install.texi (Configuration): Document
4601 --enable-build-with-cxx, --with-stage1-ldflags,
4602 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4603 * configure: Rebuild.
4605 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4607 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4608 from previous commit.
4610 2009-06-23 Ian Lance Taylor <iant@google.com>
4612 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4614 2009-06-23 Ian Lance Taylor <iant@google.com>
4616 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4617 with ATTRIBUTE_UNUSED.
4619 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4620 Pat Haugen <pthaugen@us.ibm.com>
4621 Revital Eres <eres@il.ibm.com>
4623 * config.in (HAVE_AS_POPCNTD): Add default definition.
4624 (HAVE_AS_LWSYNC): Ditto.
4626 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4628 (gcc_cv_as_powerpc_cmpb): Ditto.
4629 (gcc_cv_as_powerpc_dfp): Ditto.
4630 (gcc_cv_as_powerpc_vsx): Ditto.
4631 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4632 supporting the popcntd/lwsync instructions.
4633 (gcc_cv_as_powerpc_lwsync): Ditto.
4634 * configure: Regenerate.
4636 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4637 -mcpu=native and -mcpu=power7.
4638 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4640 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4641 a variable instead of a mask to reduce the number of mask bits.
4642 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4643 (-mbit-word): Ditto.
4644 (-mregnames): Ditto.
4645 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4646 (-mfused-madd): Ditto.
4648 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4650 (-mvsx): New switch for VSX instructions.
4651 (-misel): Move from a variable to a mask to allow it to be set by
4654 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4655 function declaration to an array declaration.
4656 (rs6000_hard_regno_nregs): New external array declaration.
4658 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4659 files included by rs6000.md.
4661 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4662 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4664 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4666 (rs6000_debug_reg): New -mdebug= variables.
4667 (rs6000_debug_addr): Ditto.
4668 (rs6000_debug_cost): Ditto.
4669 (rs6000_pmode): New variable to hold Pmode.
4670 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4671 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4672 calculated at compiler start.
4673 (rs6000_hard_regno_nregs): Change function to an array which holds
4674 HARD_REGNO_NREGS calculated at compiler start.
4675 (rs6000_explicit_options): Delete isel field.
4676 (rs6000_vector_unit): New array to hold which vector unit
4677 supports arithmetic options for a given type.
4678 (rs6000_vector_mem): New array to hold which vector unit supports
4679 memory reference operations for a given type.
4680 (rs6000_vector_align): New array to given the alignment of each
4682 (power7_cost): New basic costs for power7.
4683 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4684 (rs6000_hard_regno_nregs_internal): New function, moved from
4685 HARD_REGNO_NREGS, to calculate the number of registers each hard
4686 register takes for each type.
4687 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4688 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4689 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4690 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4691 unit information here so it is calculated once at compiler startup
4693 (rs6000_override_options): Make -misel a target mask. Add more
4694 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4695 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4697 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4698 (rs6000_handle_option): Move -misel from variable to target mask.
4699 (rs6000_builtin_mask_for_load): Add VSX support.
4700 (rs6000_conditional_register_usage): Ditto.
4701 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4702 (function_arg_boundary): Ditto.
4703 (rs6000_expand_builtin): Ditto.
4704 (def_builtin): Make abort message a little friendlier.
4705 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4707 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4708 assembler support the popcntd instruction instead of a vsx
4709 instruction to enable power7 support.
4710 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4711 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4712 option to the assembler if -mcpu=native.
4713 (ASM_CPU_NATIVE_SPEC): Ditto.
4714 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4716 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4717 the lwsync instruction.
4718 (enum processor_type): Add PROCESSOR_POWER7.
4719 (rs6000_debug_reg): New -mdebug= options.
4720 (rs6000_debug_addr): Ditto.
4721 (rs6000_debug_cost): Ditto.
4722 (rs6000_isel): Delete.
4723 (enum rs6000_vector): New enum to say what vector unit we have.
4724 (VECTOR_UNIT_*): New macros to say which vector unit has
4725 arithmetic operations for a given type.
4726 (VECTOR_MEM_*): New macros to say which vector unit has memory
4727 operations for a given type.
4728 (TARGET_LDBRX): Whether the machine supports the ldbrx
4730 (TARGET_ISEL): Delete, -misel moved to be a mask.
4731 (TARGET_ISEL64): New macro for 64-bit isel support.
4732 (UNITS_PER_VSX_WORD): New macro.
4733 (POINTER_SIZE): Move to be an external variable, rather than
4734 calculating whether we are generating 32 ot 64-bit code.
4736 (STACK_BOUNDARY): Add VSX support.
4737 (LOCAL_ALIGNMENT): Ditto.
4738 (SLOW_UNALIGNED_ACCESS): Ditto.
4739 (VSX_REGNO_P): New macro for VSX support.
4740 (VFLOAT_REGNO_P): Ditto.
4741 (VINT_REGNO_P): Ditto.
4742 (VLOGICAL_REGNO_P): Ditto.
4743 (VSX_VECTOR_MODE): Ditto.
4744 (VSX_SCALAR_MODE): Ditto.
4746 (VSX_MOVE_MODE): Ditto.
4747 (VSX_REG_CLASS_P): Ditto.
4748 (HARD_REGNO_NREGS): Instead of calling a function, use an array
4750 (UNITS_PER_SIMD_WORD): Add VSX support.
4751 (MODES_TIEABLE_P): Ditto.
4752 (STARTING_FRAME_OFFSET): Ditto.
4753 (STACK_DYNAMIC_OFFSET): Ditto.
4754 (EPILOGUE_USES): Ditto.
4755 (REGNO_REG_CLASS): Move to array lookup.
4756 (CLASS_MAX_NREGS): Ditto.
4757 (rs6000_vector_reg_class): Add declaration.
4758 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
4759 overlap with the floating point and Altivec registers.
4761 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
4763 * config/rs6000/driver-rs6000.c (asm_names): New static array to
4764 give the appropriate asm switches if -mcpu=native.
4765 (host_detect_local_cpu): Add support for "asm".
4766 (host_detect_local_cpu): Follow GNU code guidelines for name.
4768 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
4769 -mbit-word to a variable instead of being a target mask.
4771 * config/rs6000/sync.md (lwsync): If the assembler supports it,
4772 emit the lwsync instruction instead of emitting the instruction as
4773 an integer constant.
4775 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
4776 fixuns_trundfsi2, move expander into rs6000.md.
4778 * config/rs6000/rs6000.md (cpu): Add power7.
4779 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
4780 (logical predicate patterns): Change the single instruction
4781 primitives that set CR0 to be fast_compare instead of compare.
4783 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
4784 (popcntddi2): Ditto.
4785 (popcount<mode>): Ditto.
4786 (floating multiply/add insns): Name the floating point
4788 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
4789 (isel_unsigned_<mode>): Ditto.
4790 (fixuns_trundfsi2): Move expander here from spe.md.
4791 (smindi3): Define if we have -misel on 64-bit systems.
4796 2009-06-23 Anatoly Sokolov <aesok@post.ru>
4798 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
4800 * config/avr/avr.c (avr_current_device): New variable.
4801 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
4802 (avr_arch, mcu_type_s): Move to avr.h.
4803 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
4804 default_data_section_start fields.
4805 (avr_arch): Moved from avr.c.
4806 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
4807 library_name fields.
4808 (avr_current_device, avr_mcu_types, avr_arch_types,
4809 avr_device_to_arch, avr_device_to_data_start,
4810 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
4811 (EXTRA_SPEC_FUNCTIONS): Define.
4812 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
4813 options mapping. Use device_to_arch and device_to_data_start insted.
4814 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
4815 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
4816 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
4817 * config/avr/driver-avr.c: New file.
4818 * config/avr/avr-devices.c: New file.
4820 2009-06-23 Jakub Jelinek <jakub@redhat.com>
4822 * var-tracking.c (unshare_variable): Force initialized to
4823 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
4824 (set_variable_part): Likewise.
4825 (struct variable_union_info): Remove pos_src field.
4826 (vui_vec, vui_allocated): New variables.
4827 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
4828 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
4829 == 1 use a simpler sorting algorithm. Compute pos field right
4830 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
4831 Avoid quadratic comparison if !flag_var_tracking_uninit.
4832 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
4833 unshare_variable unconditionally.
4834 (dataflow_set_different_2): Removed.
4835 (dataflow_set_different): Don't traverse second hash table.
4836 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
4837 unconditionally to var_reg_set or var_mem_set.
4838 (emit_notes_in_bb): Likewise.
4839 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
4841 (emit_note_insn_var_location): Don't set initialized to
4842 VAR_INIT_STATUS_INITIALIZED early.
4843 (vt_finalize): Free vui_vec if needed, clear vui_vec and
4845 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
4847 * tree-object-size.c (addr_object_size): Instead of checking
4848 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
4849 are no FIELD_DECLs following it.
4851 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
4853 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
4854 order to match bswaps with signed source operands.
4856 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4858 * sdbout.c (sdbout_one_type): Fix braces in switch.
4860 2009-06-23 Richard Guenther <rguenther@suse.de>
4862 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
4864 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
4865 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
4866 var_callused, callused_tree, var_storedanything, storedanything_tree,
4867 var_integer, integer_tree): Remove global variables.
4868 (new_var_info): Do not pass new id, append the new var to the
4869 global variable vector.
4870 (do_ds_constraint): Use is_global_var member of the variable-info.
4871 (new_scalar_tmp_constraint_exp): Adjust.
4872 (create_function_info_for): Likewise.
4873 (create_variable_info_for): Likewise.
4874 (find_what_var_points_to): Remove dead code.
4875 (init_base_vars): Simplify.
4876 (compute_points_to_sets): Adjust.
4878 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4880 * combine.c (try_combine): Dump information about the insns we're
4883 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4885 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
4886 check when calling force_to_mode on TRUNCATE's operand.
4888 2009-06-22 Ian Lance Taylor <iant@google.com>
4890 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
4892 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4894 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
4896 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4898 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
4899 override library linkage flags such as -static-libgcc or
4902 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4904 * config/m68k/m68k-devices.def: Add line for MCF5221x.
4906 2009-06-22 Ian Lance Taylor <iant@google.com>
4908 * config/linux.opt: Put mglibc ahead of muclibc.
4910 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
4911 for duplicate decls.
4913 2009-06-22 Matthias Klose <doko@ubuntu.com>
4915 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
4917 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4920 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
4921 instead of NULL if a parser error occurs.
4923 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4925 * dwarf2out.c (dwarf2_debug_hooks): Initialize
4926 non-DWARF2_DEBUGGING_INFO version.
4928 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
4930 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
4931 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
4933 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
4934 (LIBGCC2_TF_CEXT): Define.
4937 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4940 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
4942 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4944 * config/arm/arm.c (arm_override_options): Disable
4945 -mcaller-super-interworking and -mcallee-super-interworking.
4946 * doc/invoke.texi (ARM Options): Document this.
4948 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
4950 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
4951 * config/arm/constraints.md (j): New constraint for movw operands.
4952 (N): Remove thumb2 meaning.
4953 * config/arm/arm.md (*arm_movw): Delete.
4954 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
4955 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
4956 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
4958 2009-06-22 Martin Jambor <mjambor@suse.cz>
4960 PR tree-optimization/40492
4961 * tree-sra.c (sra_modify_assign): Pass zero offsets to
4962 build_ref_for_offset.
4964 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
4966 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
4967 JUMP_TABLE_DATA_P predicates where applicable.
4968 * auto-inc-dec.c: Ditto.
4969 * builtins.c: Ditto.
4970 * caller-save.c: Ditto.
4972 * cfgcleanup.c: Ditto.
4973 * cfglayout.c: Ditto.
4976 * combine-stack-adj.c: Ditto.
4982 * dwarf2asm.c: Ditto.
4983 * dwarf2out.c: Ditto.
4984 * emit-rtl.c: Ditto.
4990 * function.c: Ditto.
4993 * genpreds.c: Ditto.
4994 * genrecog.c: Ditto.
4996 * ira-costs.c: Ditto.
4997 * ira-lives.c: Ditto.
5000 * lower-subreg.c: Ditto.
5001 * modulo-sched.c: Ditto.
5003 * postreload.c: Ditto.
5004 * print-rtl.c: Ditto.
5013 * sched-vis.c: Ditto.
5015 * sel-sched-ir.c: Ditto.
5016 * simplify-rtx.c: Ditto.
5017 * targhooks.c: Ditto.
5018 * var-tracking.c: Ditto.
5019 * vmsdbgout.c: Ditto.
5021 2009-06-22 Matthias Klose <doko@ubuntu.com>
5023 * Makefile.in (install-plugin): Always use DESTDIR.
5025 2009-06-22 Olivier Hainque <hainque@adacore.com>
5027 * config/pa/pa.c (output_call): Don't optimize post call jumps
5028 into return address adjustments if the call may throw.
5030 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
5032 * arm.c (thumb1_output_casesi): New function.
5033 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
5034 optimizing for size or PIC.
5035 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
5036 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
5037 (casesi): Handle Thumb-1 when optimizing for size or PIC.
5038 (thumb1_casesi_internal_pic): New expand rule.
5039 (thumb1_casesi_dispatch): New pattern.
5040 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
5042 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
5043 in the text seciton when PIC or optimizing for size.
5044 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
5045 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
5046 preservation properties of code.
5047 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
5048 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
5049 (__gnu_thumb1_case_si): New function.
5050 * t-arm (LIB1ASMSRC): Define here.
5051 (LIB1ASMFUNCS): Add some common functions.
5052 * t-arm-elf (LIB1ASMSRC): Delete.
5053 (LIB1ASMFUNCS): Append to existing set.
5054 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5055 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5056 * t-symbian (LIB1ASMFUNCS): Likewise.
5057 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5058 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5060 2009-06-21 Richard Guenther <rguenther@suse.de>
5062 PR tree-optimization/38729
5063 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
5064 to loops with a single exit if -fno-expensive-optimizations.
5066 2009-06-21 Jakub Jelinek <jakub@redhat.com>
5068 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
5069 (dataflow_set): Change vars type from htab_t to shared_hash.
5070 (shared_hash_pool, empty_shared_hash): New variables.
5071 (vars_clear): Removed.
5072 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
5073 shared_hash_find_slot_unshare, shared_hash_find_slot,
5074 shared_hash_find_slot_noinsert, shared_hash_find): New
5076 (shared_hash_unshare, shared_hash_destroy): New functions.
5077 (unshare_variable): Unshare set->vars if shared, use
5079 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
5080 (get_init_value, find_src_set_src, dump_dataflow_set,
5081 clobber_variable_part, emit_notes_for_differences): Use
5083 (dataflow_set_init): Remove second argument, set vars to
5084 empty_shared_hash instead of creating a new htab.
5085 (dataflow_set_clear): Call shared_hash_destroy and set vars
5086 to empty_shared_hash instead of calling vars_clear.
5087 (dataflow_set_copy): Don't call vars_copy, instead just share
5088 the src htab with dst.
5089 (variable_union): Use shared_hash_*, use initially NO_INSERT
5090 lookup if set->vars is shared. Don't keep slot cleared before
5091 calling unshare_variable. Unshare set->vars if needed.
5092 Even ->refcount == 1 vars must be unshared if set->vars is shared
5093 and var needs to be modified.
5094 (variable_canonicalize): New function.
5095 (dataflow_set_union): If dst->vars is empty, just share src->vars
5096 with dst->vars and traverse with variable_canonicalize to canonicalize
5097 and unshare what is needed.
5098 (dataflow_set_different): If old_set and new_set use the same shared
5099 htab, they aren't different. If number of htab elements is different,
5100 htabs are different. Use shared_hash_*.
5101 (dataflow_set_destroy): Call shared_hash_destroy instead of
5103 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
5104 second argument to dataflow_set_init.
5105 (vt_initialize): Likewise. Initialize shared_hash_pool and
5106 empty_shared_hash, move bb in/out initialization afterwards.
5107 Use variable_htab_free instead of NULL as changed_variables del hook.
5108 (variable_was_changed): Change type of second argument to pointer to
5109 dataflow_set. When inserting var into changed_variables, bump
5110 refcount. Unshare set->vars if set is shared htab and slot needs to
5112 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
5113 lookup if set->vars is shared. Unshare set->vars if needed.
5114 Even ->refcount == 1 vars must be unshared if set->vars is shared
5115 and var needs to be modified. Adjust variable_was_changed caller.
5116 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
5117 vars must be unshared if set->vars is shared and var needs to be
5118 modified. Adjust variable_was_changed caller.
5119 (emit_note_insn_var_location): Don't pool_free var.
5120 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
5122 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
5123 free_alloc_pool on shared_hash_pool.
5125 2009-06-20 Anthony Green <green@moxielogic.com>
5127 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
5128 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
5130 2009-06-20 Richard Guenther <rguenther@suse.de>
5132 * tree-ssa-structalias.c (find_func_aliases): For memset use
5133 a constraint from NULL if we memset to zero.
5134 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
5135 we explicitly handle that do not read from memory.
5136 (call_may_clobber_ref_p_1): Properly handle builtins that may
5139 2009-06-20 Richard Guenther <rguenther@suse.de>
5141 PR tree-optimization/40495
5142 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
5143 (new_scalar_tmp_constraint_exp): New function.
5144 (process_constraint): Do not create temporary decls.
5145 (process_all_all_constraints): Likewise.
5146 (handle_const_call): Likewise.
5147 (create_function_info_for): Do not set decl.
5149 2009-06-19 Ian Lance Taylor <iant@google.com>
5151 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
5152 (rs6000_attribute_table): Make static; move before use.
5154 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
5156 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
5157 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
5158 Propagate the TREE_READONLY flag without overwriting it.
5159 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
5160 Propagate the TREE_READONLY flag onto the result.
5161 (process_call_operands): Move around. Use correct constant value.
5163 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5166 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
5167 * config/arm/arm.md: Likewise.
5169 2009-06-19 Ian Lance Taylor <iant@google.com>
5171 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
5172 to GIMPLE_ERROR_MARK.
5174 * c-typeck.c (build_conditional_expr): Add op1_original_type and
5175 op2_original_type parameters. Warn about using different enum types.
5176 * c-parser.c (c_parser_conditional_expression): Pass original
5177 types to build_conditional_expr.
5178 * c-tree.h (build_conditional_expr): Update declaration.
5180 2009-06-19 Ian Lance Taylor <iant@google.com>
5182 * config/i386/i386.c (ix86_function_specific_save): Test that
5183 fields match values, rather than testing the values are in a
5186 2009-06-19 Richard Guenther <rguenther@suse.de>
5188 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
5190 (ptr_derefs_may_alias_p): Likewise.
5191 (ptr_deref_may_alias_ref_p_1): New function.
5192 (ptr_deref_may_alias_ref_p): Likewise.
5193 (ref_maybe_used_by_call_p_1): Handle builtins that are not
5194 covered by looking at the ESCAPED solution.
5195 (call_may_clobber_ref_p_1): Likewise.
5196 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
5197 Handle NULL_TREE offset. Do not produce redundant constraints.
5198 (process_all_all_constraints): New helper function.
5199 (do_structure_copy): Use it.
5200 (handle_lhs_call): Likewise.
5201 (find_func_aliases): Handle some builtins with pointer arguments
5202 and/or return values explicitly.
5204 2009-06-19 Ian Lance Taylor <iant@google.com>
5206 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
5208 2009-06-19 Ian Lance Taylor <iant@google.com>
5210 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
5212 2009-06-19 Ian Lance Taylor <iant@google.com>
5214 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
5215 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
5218 * c-decl.c (finish_decl): If -Wc++-compat, warn about
5219 uninitialized const.
5221 2009-06-19 Ian Lance Taylor <iant@google.com>
5223 * dse.c (struct store_info): Rename bitmap field to bmap. Change
5226 * c-decl.c (in_struct, struct_types): Remove.
5227 (struct c_binding): Add in_struct field.
5228 (c_binding_ptr): Define type, along with VEC.
5229 (struct c_struct_parse_info): Define.
5230 (struct_parse_info): New static variable.
5231 (bind): Initialize in_struct field.
5232 (start_struct): Remove enclosing_in_struct and
5233 enclosing_struct_types parameters. Add
5234 enclosing_struct_parse_info parameter. Change all callers. Set
5235 struct_parse_info rather than in_struct and struct_types.
5236 (grokfield): If -Wc++-compat and there is a symbol binding for the
5237 field name, set the in_struct flag and push it on the
5238 struct_parse_info->fields vector.
5239 (warn_cxx_compat_finish_struct): New static function.
5240 (finish_struct): Remove enclosing_in_struct and
5241 enclosing_struct_types parameters. Add
5242 enclosing_struct_parse_info parameter. Change all callers. Don't
5243 set C_TYPE_DEFINED_IN_STRUCT here. Call
5244 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
5245 parameter. Only push on struct_types if warn_cxx_compat.
5246 (finish_enum): Only push on struct_types if warn_cxx_compat.
5247 (declspecs_add_type): Add loc parameter. Change all callers.
5248 Change all error calls to error_at. Pass loc, not input_location,
5249 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
5250 defined in a struct. If -Wc++-compat and parsing a struct, record
5251 that a typedef name was used.
5252 * c-parser.c (c_parser_declspecs): Get location to pass to
5254 (c_parser_struct_or_union_specifier): Update calls to start_struct
5256 * c-tree.h (struct c_struct_parse_info): Declare.
5257 (finish_struct, start_struct): Update declarations.
5258 (declspecs_add_type): Update declaration.
5260 2009-06-19 Ian Lance Taylor <iant@google.com>
5262 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
5263 variable with an anonymous type.
5265 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5267 * see.c: Remove for real.
5269 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5271 * optabs.h (enum optab_index): Add new OTI_significand.
5272 (significand_optab): Define corresponding macro.
5273 * optabs.c (init_optabs): Initialize significand_optab.
5274 * genopinit.c (optabs): Implement significand_optab using
5275 significand?f2 patterns.
5276 * builtins.c (expand_builtin_mathfn): Handle
5277 BUILT_IN_SIGNIFICAND{,F,L}.
5278 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
5279 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
5281 * config/i386/i386.md (significandxf2, significand<mode>2): New
5282 expanders to implement significandf, significand and significandl
5283 built-ins as inline x87 intrinsics.
5285 2009-06-18 Anatoly Sokolov <aesok@post.ru>
5287 * config/avr/avr.c (avr_override_options): Remove setting value of
5288 PARAM_INLINE_CALL_COST.
5290 2009-06-18 Richard Henderson <rth@redhat.com>
5293 * tree-pass.h (TDF_ASMNAME): New.
5294 * tree-dump.c (dump_options): Add asmname.
5295 * doc/invoke.texi: Document it.
5297 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
5298 (dump_decl_name): ...here.
5299 (dump_function_name): New flags arg; mind TDF_ASMNAME.
5300 (dump_generic_node): Update dump_function_name calls.
5301 (print_call_name): New flags arg; update all dump calls.
5302 * diagnostic.h (print_call_name): Update.
5303 * gimple-pretty-print.c (dump_gimple_call): Update.
5305 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
5308 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
5310 2009-06-18 Diego Novillo <dnovillo@google.com>
5312 * doc/plugins.texi: Document plugin_is_GPL_compatible.
5313 * plugin.c (str_license): Declare.
5314 (try_init_one_plugin): Assert that the symbol
5315 'plugin_is_GPL_compatible' exists.
5317 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
5320 * Makefile.in (OBJS-common): Remove see.o.
5322 * common.opt (fsee): Mark as preserved for backward compatibility.
5323 * opts.c (common_handle_option): Add OPT_fsee to the backward
5324 compatibility section.
5325 * passes.c (init_optimization_passes, pass_see): Remove pass.
5326 * timevar.def (TV_SEE): Remove.
5327 * tree-pass.h (pass_see): Remove declaration.
5328 * doc/invoke.texi (-fsee): Remove documentation.
5330 2009-06-18 Martin Jambor <mjambor@suse.cz>
5332 * tree-sra.c: Include statistics.h
5333 (sra_stats): New variable.
5334 (sra_initialize): Clear sra_stats.
5335 (create_access_replacement): Increment sra_stats.replacements.
5336 (get_access_replacement): Do not return twice.
5337 (analyze_all_variable_accesses): Increment statistics counter by the
5338 number of scalarized aggregates.
5339 (generate_subtree_copies): Increment sra_stats.subtree_copies.
5340 (sra_modify_expr): Increment sra_stats.exprs.
5341 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
5342 (sra_modify_assign): Increment sra_stats.exprs,
5343 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
5344 (perform_intra_sra): Update statistics counters.
5345 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
5347 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5349 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
5350 (arm_scalar_mode_supported_p): New function.
5352 2009-06-18 Paul Brook <paul@codesourcery.com>
5353 Sandra Loosemore <sandra@codesourcery.com>
5355 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
5356 (__extendhfsf2, __truncsfhf2): Define.
5357 * config/arm/fp16.c: New file.
5358 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5359 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5361 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5363 * doc/extend.texi (Half-Precision): New section.
5364 * doc/invoke.texi (Option Summary): List -mfp16-format.
5365 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
5366 * config/arm/arm.opt (mfp16-format=): New.
5367 * config/arm/arm.c: Include intl.h.
5368 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
5369 (TARGET_INVALID_RETURN_TYPE): Redefine.
5370 (TARGET_PROMOTED_TYPE): Redefine.
5371 (TARGET_CONVERT_TO_TYPE): Redefine.
5372 (arm_fp16_format): Define.
5373 (all_fpus): Add entry for neon-fp16.
5374 (fp_model_for_fpu): Likewise.
5375 (struct fp16_format): Declare.
5376 (all_fp16_formats): Define.
5377 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
5379 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
5381 (arm_legitimate_index_p): Treat HFmode like HImode.
5382 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
5383 (coproc_secondary_reload_class): Special-case HFmode.
5384 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
5385 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
5386 (arm_init_fp16_builtins): New.
5387 (arm_init_builtins): Call it.
5388 (arm_invalid_parameter_type): New.
5389 (arm_invalid_return_type): New.
5390 (arm_promoted_type): New.
5391 (arm_convert_to_type).
5392 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
5394 (arm_emit_fp16_const): New function.
5395 (arm_mangle_type): Mangle __fp16 as "Dh".
5396 * config/arm/arm.h (TARGET_VFPD32): Make it know about
5398 (TARGET_NEON_FP16): New.
5399 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
5400 (enum fputype): Add FPUTYPE_NEON_FP16.
5401 (enum arm_fp16_format_type): Declare.
5402 (arm_fp16_format): Declare.
5403 (LARGEST_EXPONENT_IS_NORMAL): Define.
5404 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
5405 * config/arm/arm-modes.def (HFmode): Define.
5406 * config/arm/vfp.md: (*movhf_vfp): New.
5409 * config/arm/arm.md: (fpu): Add neon_fp16.
5410 (floatsihf2, floatdihf2): New.
5411 (fix_trunchfsi2, fix_trunchfdi2): New.
5415 (*arm32_movhf): New.
5416 (*thumb1_movhf): New.
5417 (consttable_2): Add check for HFmode constants.
5418 (consttable_4): Handle HFmode constants.
5420 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5422 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5424 2009-06-17 Olivier Hainque <hainque@adacore.com>
5426 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5427 const char ** conversion in AIX specific section.
5429 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
5431 * config/i386/i386.c (ix86_special_builtin_type): Remove
5432 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
5433 (bdesc_special_args): Updated.
5434 (ix86_init_mmx_sse_builtins): Likewise.
5435 (ix86_expand_special_args_builtin): Likewise.
5437 2009-06-17 Richard Henderson <rth@redhat.com>
5439 * tree-pretty-print.c (maybe_dump_asm_name): New.
5440 (dump_decl_name): Use it.
5441 (PRINT_FUNCTION_NAME): Merge into...
5442 (dump_function_name): ... here. Use maybe_dump_asm_name.
5444 2009-06-17 Cary Coutant <ccoutant@google.com>
5446 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5448 * debug.c (struct gcc_debug_hooks): Change placeholder for
5450 (debug_nothing_int_charstar_int): Replaced by...
5451 (debug_nothing_int_charstar_int_bool): ...this.
5452 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
5453 source_line prototype.
5454 (debug_nothing_int_charstar_int): Replaced by...
5455 (debug_nothing_int_charstar_int_bool): ...this.
5456 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
5457 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
5458 Output is_stmt operand when necessary.
5459 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
5460 (notice_source_line): Add is_stmt parameter.
5461 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
5462 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
5464 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5465 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5467 2009-06-17 Ian Lance Taylor <iant@google.com>
5469 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5471 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5474 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
5476 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
5477 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
5478 tree_strip_sign_nop_conversions and
5479 tree_ssa_strip_useless_type_conversions rather than stripping
5480 the operations here.
5481 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
5483 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
5484 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
5485 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
5486 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
5489 2009-06-17 Michael Eager <eager@eagercon.com>
5491 * config/rs6000/constraints.md (register_constraint "d"): New.
5492 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
5493 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5494 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
5495 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
5496 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5497 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
5498 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
5499 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
5500 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
5501 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
5503 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
5504 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
5505 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
5506 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
5507 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5508 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
5509 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
5510 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
5511 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
5512 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
5513 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
5514 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
5515 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
5516 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
5518 2009-06-16 Ian Lance Taylor <iant@google.com>
5520 * profile.c (total_num_never_executed): Don't define.
5521 (compute_branch_probabilities): Don't count or print
5523 (init_branch_prob): Don't set total_num_never_executed.
5524 (end_branch_prob): Don't print total_num_never_executed.
5526 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5528 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5530 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5532 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5533 (nabstd2_fpr): Same.
5535 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5537 * expr.c (expand_assignment): Change complex type check.
5539 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5541 * doc/plugins.texi (Building GCC plugins): Added new section.
5543 2009-06-17 Ian Lance Taylor <iant@google.com>
5545 * c-pch.c (get_ident): Don't set size of templ array.
5546 (pch_init): Don't set size of partial_pch array.
5548 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5549 string constant to intialize an array whose size is the length of
5552 2009-06-17 Richard Guenther <rguenther@suse.de>
5554 PR tree-optimization/40389
5555 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5556 to addressable types.
5557 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5559 2009-06-17 Richard Guenther <rguenther@suse.de>
5562 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5563 if there is no evolution of left in the loop bail out.
5564 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5565 chrec_fold_multiply.
5567 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5568 Janis Johnson <janis187@us.ibm.com>
5571 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5572 for the symbol ref of a constant that is the source of a move
5573 - nor for any other not-obvious-label-ref constants.
5575 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5577 * plugin.c (position_pass): Skip newly inserted pass during list
5578 traversal to avoid repeated insertion.
5580 2009-06-16 Ian Lance Taylor <iant@google.com>
5582 * vec.h (VEC_stack_alloc): Define different version if
5583 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5584 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5585 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5586 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5588 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5590 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5592 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5593 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5594 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5595 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5596 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5597 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5598 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5599 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5600 __builtin_ia32_rdtscp.
5601 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5602 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5603 and __builtin_ia32_rorhi.
5604 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5605 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5606 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5607 (ix86_expand_args_builtin): Likewise.
5608 (ix86_expand_special_args_builtin): Likewise.
5610 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5611 (UNSPECV_RDTSC): Likewise.
5612 (UNSPECV_RDPMC): Likewise.
5613 (*bsr): Renamed to ...
5615 (*bsr_rex64): Renamed to ...
5619 (*rdpmc_rex64): Likewise.
5622 (*rdtsc_rex64): Likewise.
5624 (*rdtscp): Likewise.
5625 (*rdtscp_rex64): Likewise.
5627 * config/i386/ia32intrin.h: New.
5629 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5631 2009-06-16 Ian Lance Taylor <iant@google.com>
5633 * ira-build.c (copy_info_to_removed_store_destinations):
5634 Initialize parent_a.
5636 2009-06-16 Ian Lance Taylor <iant@google.com>
5638 * c-decl.c (grokdeclarator): Change size_varies to bool.
5640 2009-06-16 Ian Lance Taylor <iant@google.com>
5642 * sel-sched.c: Make forward declarations of move_op_hooks and
5643 fur_hooks explicitly extern.
5645 2009-06-16 Ian Lance Taylor <iant@google.com>
5647 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5648 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5650 2009-06-16 Ian Lance Taylor <iant@google.com>
5652 * resource.c (mark_referenced_resources): Change
5653 include_delayed_effects parameter to bool. Change all callers.
5654 (mark_end_of_function_resources): Likewise.
5655 * reorg.c (insn_references_resource_p): Likewise.
5656 (insn_sets_resource_p): Likewise.
5657 * resource.h (mark_referenced_resources): Update declaration.
5658 (mark_end_of_function_resources): Update declaration.
5660 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5662 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5664 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5666 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5667 GCC can bootstrap on AIX with GNU Binutils 2.20.
5669 2009-06-16 Ian Lance Taylor <iant@google.com>
5671 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5673 2009-06-16 Ian Lance Taylor <iant@google.com>
5675 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5676 inline, not extern inline.
5677 (exact_log2): Likewise.
5678 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5680 (exact_log2): Likewise, but don't test CTZ_HWI.
5682 2009-06-16 Ian Lance Taylor <iant@google.com>
5684 * bitmap.c (bitmap_clear): Don't declare as inline.
5685 * gimple.c (gimplify_assign): Likewise.
5686 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5687 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5688 (sched_scan_info): Remove duplicate definition.
5690 2009-06-16 Ian Lance Taylor <iant@google.com>
5692 * c-common.c (skip_evaluation): Don't define.
5693 (c_inhibit_evaluation_warnings): Define global variable.
5694 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5695 than skip_evaluation.
5696 (convert_and_check, warn_for_div_by_zero): Likewise.
5697 * c-common.h (skip_evaluation): Don't declare.
5698 (c_inhibit_evaluation_warnings): Declare.
5699 * c-parser.c (c_parser_typeof_specifier): Set
5700 c_inhibit_evaluation_warnings rather than skip_evaluation.
5701 (c_parser_conditional_expression): Likewise.
5702 (c_parser_binary_expression): Likewise.
5703 (c_parser_sizeof_expression): Likewise.
5704 (c_parser_alignof_expression): Likewise.
5705 * c-typeck.c (build_indirect_ref): Check
5706 c_inhibit_evaluation_warnings rather than skip_evaluation.
5707 (build_conditional_expr, build_binary_op): Likewise.
5709 2009-06-16 Richard Guenther <rguenther@suse.de>
5711 * tree-ssa-alias.c (is_escape_site): Remove.
5712 * tree-ssa-alias.h (enum escape_type): Remove.
5713 (is_escape_site): Likewise.
5714 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5715 via casts and asms without deferring to is_escape_site.
5717 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5720 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5721 use gen_lowpart if op0 has complex mode.
5723 2009-06-16 Richard Guenther <rguenther@suse.de>
5725 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5726 variables add them to ESCAPED.
5727 (find_func_aliases): Do not make all indirectly stored values escaped.
5729 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5731 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5734 2009-06-16 Martin Jambor <mjambor@suse.cz>
5736 PR tree-optimization/40432
5737 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5738 check whether we need to force gimple register operand.
5740 2009-06-16 Martin Jambor <mjambor@suse.cz>
5742 PR tree-optimization/40413
5743 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5744 build_ref_for_offset.
5745 (propagate_subacesses_accross_link): Fix a typo in a comment.
5747 2009-06-16 Ira Rosen <irar@il.ibm.com>
5749 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5750 with additional parameter.
5751 * tree-vectorizer.h (enum vect_def_type): Add new value
5753 (enum vect_relevant): Add comments.
5754 (vect_is_simple_reduction): Add new argument.
5755 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
5756 Detect nested cycles.
5757 (vect_is_simple_reduction): Update documentation, add an argument to
5758 distinguish inner-loop reduction from nested cycle, detect nested
5759 cycles, fix printings and indentation, don't swap operands in case
5761 (get_initial_def_for_reduction): Handle subtraction.
5762 (vect_create_epilog_for_reduction): Add new argument to specify
5764 (vect_finalize_reduction): Handle subtraction, fix comments.
5765 (vectorizable_reduction): Handle nested cycles. In case of nested
5766 cycle keep track of the reduction variable position. Call
5767 vect_is_simple_reduction with additional parameter. Use original
5768 statement code in reduction epilogue for nested cycle. Call
5769 vect_create_epilog_for_reduction with additional parameter.
5770 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
5771 inner-loop vectorization.
5772 (vect_recog_widen_sum_pattern): Likewise.
5773 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
5775 (vect_mark_stmts_to_be_vectorized): Likewise.
5776 (vect_get_vec_def_for_operand): Handle nested cycles.
5778 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5780 * doc/invoke.texi (Debugging Options): Fix option index entries
5781 for -fdump-statistics, -frandom-seed add entries for
5782 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
5783 (FRV Options): Fix entries for -mTLS, -mtls.
5784 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
5785 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
5786 (M68hc1x Options): Fix @itemx for -mnominmax.
5787 (MCore Options): Fix entry for -mno-lsim.
5788 (MMIX Options): Fix entry for -mabi=mmixware.
5789 (PDP-11 Options): Fix entry for -mbcopy-builtin.
5791 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
5793 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
5794 Mention the plugin mode of gengtype.
5795 * doc/gty.texi (Source Files Containing Type Information): Likewise.
5796 * gengtype.c: Updated copyright.
5797 (plugin_files, nb_plugin_files) Added new static variables.
5798 (measure_input_list) Care about plugin_files.
5799 (write_rtx_next): Added early return in plugin mode.
5800 (create_file): Updated copyright year in generated file. Added
5802 (oprintf): Added early return if NULL outf.
5803 (get_output_file_with_visibility): Care of plugin_files.
5804 (get_output_file_name): May return null.
5805 (write_local): Added early return.
5806 (put_mangled_filename): Ditto.
5807 (finish_root_table): Added check for base_files.
5808 (write_roots): Care about null when plugins.
5809 (main): Added plugin mode.
5811 2009-06-15 Ian Lance Taylor <iant@google.com>
5813 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
5814 * gcov.c (read_count_file): Add braces around variables declared
5817 * c.opt (Wjump-misses-init): New warning.
5818 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
5819 -Wall and -Wc++-compat if not already set.
5820 (c_common_post_options): Clear warn_jump_misses_init if it was not
5822 * c-decl.c (struct c_binding): Change type field to a union with
5823 new label field. Make it the first field in the struct. Update
5824 references to type to use u.type instead.
5825 (struct c_spot_bindings): Define.
5826 (struct c_goto_bindings): Define.
5827 (c_goto_bindings_p): Define, along with VECs.
5828 (struct c_label_vars): Define.
5829 (struct c_scope): Add has_label_bindings field.
5830 (bind_label, set_spot_bindings): New static functions.
5831 (decl_jump_unsafe, update_spot_bindings): New static functions.
5832 (update_label_decls): New static function.
5833 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
5834 Update binding u.label field to shadowed field.
5835 (c_binding_start_stmt_expr): New function.
5836 (c_binding_end_stmt_expr): New function.
5837 (pushdecl): Don't call c_begin_vm_scope.
5838 (make_label): Add defining and p_label_vars parameters. Change
5840 (lookup_label): Correct test for whether a label has not yet been
5841 defined. Call bind_label rather than bind.
5842 (warn_about_goto): New static function.
5843 (lookup_label_for_goto): New function.
5844 (declare_label): Call bind_label rather than bind.
5845 (check_earlier_gotos): New static function.
5846 (define_label): Don't give errors about jumping into statement
5847 expressions or scopes of variably modified types. Call
5848 set_spot_bindings and check_earlier_gotos. Call bind_label
5849 instead of bind. Don't set label_context_stack_se or
5850 label_context_stack_vm.
5851 (c_get_switch_bindings): New function.
5852 (c_release_switch_bindings): New function.
5853 (c_check_switch_jump_warnings): New function.
5854 (start_function): Don't set label_context_stack_se or
5855 label_context_stack_vm.
5856 (finish_function): Likewise.
5857 * c-typeck.c (label_context_stack_se): Don't define.
5858 (label_context_stack_vm): Don't define.
5859 (c_finish_goto_label): Call lookup_label_for_goto rather than
5860 lookup_label. Don't give errors about jumping into a statement
5861 expression or the scope of a variably modified type. Don't set
5862 label_context_stack_se or label_context_stack_vm.
5863 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
5864 fields. Add bindings field.
5865 (c_start_case): Don't set deleted fields. Set bindings field.
5866 (do_case): Rework order of tests. Don't check blocked_stmt_expr
5867 or blocked_vm. Call c_check_switch_jump_warnings.
5868 (c_finish_case): Don't test blocked_stmt_expr field. Call
5869 c_release_switch_bindings.
5870 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
5871 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5872 set label_context_stack_se. Call c_bindings_start_stmt_expr.
5873 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
5874 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5875 set label_context_stack_se. Call c_bindings_end_stmt_expr.
5876 (c_begin_vm_scope, c_end_vm_scope): Don't define.
5877 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
5878 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
5879 (C_DECL_UNJUMPABLE_VM): Don't define.
5880 (C_DECL_UNDEFINABLE_VM): Don't define.
5881 (struct c_label_list): Don't define.
5882 (struct c_label_context_se): Don't define.
5883 (struct c_label_context_vm): Don't define.
5884 (struct c_spot_bindings): Declare.
5885 (c_bindings_start_stmt_expr): Declare.
5886 (c_bindings_end_stmt_expr): Declare.
5887 (lookup_label_for_goto): Declare.
5888 (c_get_switch_bindings, c_release_switch_bindings): Declare.
5889 (c_check_switch_jump_warnings): Declare.
5890 (label_context_stack_se, label_context_stack_vm): Don't declare.
5891 (c_finish_goto_label): Update declaration.
5892 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
5893 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
5894 (Warning Options): Document -Wjump-misses-init.
5896 2009-06-15 Jakub Jelinek <jakub@redhat.com>
5898 * tree-object-size.c (addr_object_size): Fix a pasto in the last
5901 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5903 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
5905 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5907 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
5909 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5911 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
5913 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5915 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
5916 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
5917 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
5918 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
5919 * dwarf2asm.c (dw2_force_const_mem): Update call to
5921 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
5922 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
5923 * langhooks.c (lhd_comdat_group): Remove.
5924 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
5925 * tree.h (DECL_COMDAT_GROUP): New.
5926 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
5927 (tree_decl_with_vis): Add comdat_group. Remove one_only.
5928 (make_decl_one_only): Change signature.
5929 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
5931 (make_decl_one_only): Change signature.
5932 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
5934 2009-06-15 Richard Guenther <rguenther@suse.de>
5937 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
5939 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5941 * tree-ssa-math-opts.c: Remove extra divide.
5943 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5945 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
5947 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5949 * passes.c: Add bswap pass.
5950 * tree-pass.h: Add pass_optimize_bswap declaration.
5951 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
5952 Include rtl.h, expr.h and optabs.h for optab_handler check.
5953 (struct symbolic_number, pass_optimize_bswap): New definition.
5954 (do_shift_rotate, verify_symbolic_number_p): New functions.
5955 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
5956 (gate_optimize_bswap): New function.
5957 * tree.c (widest_int_cst_value): New function.
5958 * tree.h (widest_int_cst_value): Prototype added.
5960 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
5962 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
5963 REG_EQUAL/REG_EQUIV notes.
5965 2009-06-14 Richard Guenther <rguenther@suse.de>
5968 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
5969 has its address taken if NRV was applied and it is addressable.
5970 * tree-ssa-structalias.c (get_constraint_for_address_of): New
5971 function split out from ...
5972 (get_constraint_for_1): ... here.
5973 (handle_rhs_call): Use it to mark the return slot escaped if
5974 it is addressable and NRV was applied.
5976 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5978 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
5979 Change first argument type to location_t.
5980 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
5981 Do not set input_location.
5982 Use loc instead of input_location throughout.
5984 2009-06-13 Richard Guenther <rguenther@suse.de>
5986 PR tree-optimization/40421
5987 * tree-predcom.c (should_unroll_loop_p): Remove.
5988 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
5990 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
5992 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5993 Add location argument.
5995 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5997 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
5999 * config/s390/s390.c (s390_build_builtin_va_list): Same.
6000 (s390_gimplify_va_arg): Pass location to create_artificial_label.
6001 * config/spu/spu-protos.h: Add location to
6002 spu_resolve_overloaded_builtin.
6003 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
6004 spu_build_builtin_va_list.
6005 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
6006 argument. Pass location to build_function_call_vec.
6007 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
6009 (emit_fpu_switch): Same.
6010 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
6011 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
6012 to build_decl and create_artificial_label.
6013 (xtensa_gimplify_va_arg_expr): Same.
6014 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
6015 (xstormy16_gimplify_va_arg_expr): Same.
6016 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
6017 * config/arm/arm.c (arm_build_builtin_va_list): Same.
6018 * config/mips/mips.c (mips_build_builtin_va_list): Same.
6019 (mips16_build_function_stub): Same.
6020 (mips16_build_call_stub): Same.
6022 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
6025 * arm/constraints.md (Pa, Pb): New constraints.
6026 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
6027 split pattern to deal with them.
6029 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
6031 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
6032 fix index entry for -Xpreprocessor.
6034 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6036 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6037 Add location argument to build_decl call.
6038 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
6039 (rs6000_init_builtins): Same.
6040 (spe_init_builtins): Same.
6041 (rs6000_gimplify_va_arg): Add location argument to
6042 create_artificial_label call.
6044 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
6046 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
6047 * combine-stack-adj.c (pass_stack_adjustments): Use it.
6048 * Makefile.in: Fix GGC dependency for gcse.o.
6050 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6052 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
6053 * gimple-pretty-print.c (dump_gimple_stmt): Same.
6054 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
6056 * c-parser.c (c_parser_binary_expression): Use current column while
6057 building binary operations.
6058 * common.opt (fshow-column): Enable by default.
6059 * tree-vrp.c (check_array_ref): Use warning_at.
6060 (check_array_bounds): Use location from call back if expr has no
6062 * tree.h: Add location argument to maybe_fold_*.
6063 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
6064 (maybe_fold_offset_to_array_ref): Add location argument and use it.
6065 (maybe_fold_offset_to_component_ref): Same.
6066 (maybe_fold_offset_to_reference): Same.
6067 (maybe_fold_offset_to_address): Same.
6068 (maybe_fold_stmt_indirect): Same.
6069 (maybe_fold_stmt_addition): Same.
6070 (fold_stmt_r): Pass location to maybe_fold_*.
6071 (fold_gimple_assign): Same.
6072 * c-tree.h: Add location argument to finish_decl,
6073 default_function_array_conversion, store_init_value.
6074 * c-decl.c (define_label): Use error_at.
6075 (c_make_fname_decl): Pass location to finish_decl.
6076 (finish_decl): New location argument.
6077 (build_compound_literal): Pass location to store_init_value.
6078 (grokdeclarator): Pass location to finish_decl.
6080 * c-typeck.c (array_to_pointer_conversion): New location argument.
6081 (function_to_pointer_conversion): Same.
6082 (default_function_array_conversion): Same.
6083 (parser_build_unary_op): Pass location to overflow_warning.
6084 (parser_build_binary_op): Same. Use warning_at.
6085 (build_unary_op): Pass location to array_to_pointer_conversion.
6086 (build_c_cast): Pass location to digest_init.
6087 (build_modify_expr): New location argument.
6088 (convert_for_assignment): Same.
6089 (store_init_value): Same.
6090 (digest_init): Same.
6091 (output_init_element): Pass location to digest_init and
6092 array_to_pointer_conversion.
6093 (c_finish_return): Pass location to convert_for_assignment.
6094 * gimplify.c (gimplify_conversion): Pass location to
6095 maybe_fold_offset_to_address.
6096 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
6097 to maybe_fold_stmt_addition.
6098 * c-omp.c (c_finish_omp_atomic): Pass new location to
6100 (c_finish_omp_for): Same.
6101 * c-common.c (overflow_warning): New argument.
6102 * c-common.h: New argument to build_modify_expr, overflow_warning.
6103 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
6105 (c_parser_initializer): Pass location to
6106 default_function_array_conversion.
6107 (c_parser_initelt): Same.
6108 (c_parser_initval): Same.
6109 (c_parser_asm_operands): Same.
6110 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
6111 (c_parser_conditional_expression): Same.
6112 (c_parser_binary_expression): Add location info to stack. Use it.
6113 (c_parser_unary_expression): Pass location to
6114 default_function_array_conversion, parser_build_unary_op,
6115 build_indirect_ref, c_parser_postfix_expression_after_primary.
6116 (c_parser_postfix_expression_after_primary): New location argument.
6118 (c_parser_expression_conv): Pass location to
6119 default_function_array_conversion.
6120 (c_parser_expr_list): Same.
6121 (c_parser_omp_atomic): Same.
6122 (c_parser_omp_for_loop): Same.
6123 * c-tree.h: (struct c_declarator): Add comment to id_loc.
6124 (build_array_declarator): New argument.
6125 * c-decl.c (build_array_declarator): Add location argument.
6126 (grokdeclarator): Set id_loc for cdk_array.
6127 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
6128 build_array_declarator.
6129 * tree.c (build_omp_clause): Add location argument.
6130 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
6131 (OMP_CLAUSE_LOCATION): New macro.
6132 (struct tree_omp_clause): Add location field.
6133 (build_omp_clause): Add argument.
6134 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
6135 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
6137 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
6138 (cp_parser_omp_clause_collapse): Same.
6139 (cp_parser_omp_clause_default): Same.
6140 (cp_parser_omp_clause_if): Same.
6141 (cp_parser_omp_clause_nowait): Same.
6142 (cp_parser_omp_clause_num_threads): Same.
6143 (cp_parser_omp_clause_ordered): Same.
6144 (cp_parser_omp_clause_schedule): Same.
6145 (cp_parser_omp_clause_untied): Same.
6146 (cp_parser_omp_for_loop): Same.
6147 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6148 * c-tree.h (c_start_case): Add location argument.
6149 (c_process_expr_stmt): Same.
6150 (c_finish_goto_*): Same.
6151 * tree-parloops.c (initialize_reductions): Pass location to
6153 (create_parallel_loop): Same.
6154 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
6155 (gfc_trans_omp_reduction_list): Same.
6156 (gfc_trans_omp_clauses): Same.
6157 (gfc_trans_omp_do): Same.
6158 * c-typeck.c (c_finish_goto_label): Same.
6159 (c_finish_goto_ptr): New location argument.
6160 (c_start_case): Same.
6161 (emit_side_effect_warnings): Same.
6162 (c_process_expr_stmt): Same.
6163 (c_finish_stmt_expr): Same.
6164 (c_finish_omp_clauses): Use error_at instead of error.
6165 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
6167 * c-omp.c (c_split_parallel_clauses): New location argument.
6168 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
6169 to build_omp_clause.
6170 (convert_local_reference_stmt): Same.
6171 (convert_gimple_call): Same.
6172 * c-common.h (c_split_parallel_clauses): New argument.
6173 * c-parser.c (c_parser_statement_after_labels): Pass location to
6174 c_finish_goto_label.
6175 (c_parser_switch_statement): Pass location to c_start_case.
6176 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
6177 and c_process_expr_stmt.
6178 (c_parser_omp_variable_list): Add location argument.
6179 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
6180 (c_parser_omp_clause_default): Same.
6181 (c_parser_omp_clause_if): Same.
6182 (c_parser_omp_clause_num_threads): Same.
6183 (-c_parser_omp_clause_ordered): Same.
6184 (c_parser_omp_clause_reduction): Pass location to
6185 c_parser_omp_variable_list.
6186 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
6187 (c_parser_omp_clause_untied): Same.
6188 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
6189 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6191 * c-tree.h (check_for_loop_decls, undeclared_variable,
6192 build_component_ref, build_array_ref, build_external_ref,
6193 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
6194 build_conditional_expr, build_compound_expr, c_cast_expr,
6195 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
6196 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
6198 * c-semantics.c (build_stmt): Same.
6199 (build_case_label): Same.
6200 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
6201 (undeclared_variable): New argument.
6203 (lookup_label): Pass location on down.
6204 (define_label): Same.
6205 (finish_decl): Same.
6206 (build_compound_literal): Same.
6207 (finish_struct): Same.
6208 (finish_function): Do not set location here.
6209 (check_for_loop_decls): New argument.
6210 * tree.c (save_expr): Set location.
6211 (build_empty_stmt): New argument.
6212 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
6213 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
6214 * builtins.c (gimplify_va_arg_expr): Use locations.
6215 (expand_builtin_sync_operation): Same.
6216 * c-typeck.c (build_component_ref): New argument.
6217 (build_array_ref): Same.
6218 (build_external_ref): Same.
6219 (c_expr_sizeof_expr): Same.
6220 (c_expr_sizeof_type): Same.
6221 (parser_build_unary_op): Same.
6222 (build_conditional_expr): Same.
6223 (build_compound_expr): Pass location on down.
6224 (build_compound_expr): New argument.
6225 (build_c_cast): Same.
6226 (c_cast_expr): Same.
6227 (build_asm_expr): Same.
6228 (c_finish_return): Same.
6229 (c_process_expr_stmt): Pass location on down.
6230 (c_finish_stmt_expr): New argument.
6231 (push_clenaup): Same.
6232 (c_finish_omp_parallel): Same.
6233 (c_finish_omp_task): Same.
6234 * gimplify.c (gimplify_call_expr): Pass location on down.
6235 * c-omp.c (c_finish_omp_master): New argument.
6236 (c_finish_omp_critical): Same.
6237 (c_finish_omp_ordered): Same.
6238 (c_finish_omp_barrier): Same.
6239 (-c_finish_omp_taskwait): Same.
6240 (c_finish_omp_atomic): Same.
6241 (c_finish_omp_flush): Same.
6242 * tree-inline.c (copy_tree_body_r): Pass location on down.
6243 (inline_forbidden_p): Remove use of input_location.
6244 * c-gimplify.c (c_build_bind_expr): New argument.
6245 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
6246 (c_sizeof_or_alignof_type): New argument.
6247 (c_alignof_expr): Same.
6248 (build_va_arg): Same.
6249 (c_add_case_label): Same.
6250 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
6251 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
6252 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
6253 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
6254 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
6255 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
6257 * stub-objc.c (objc_build_selector_expr): Same.
6258 (objc_build_throw_stmt): Same.
6259 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
6260 (c_parser_initelt): Same.
6261 (c_parser_compound_statement): Same.
6262 (c_parser_compound_statement_nostart): Same.
6263 (c_parser_label): Same.
6264 (c_parser_statement_after_labels): Same.
6265 (c_parser_if_body): Same.
6266 (c_parser_else_body): Same.
6267 (c_parser_if_statement): Same.
6268 (c_parser_switch_statement): Same.
6269 (c_parser_while_statement): Same.
6270 (c_parser_do_statement): Same.
6271 (c_parser_for_statement): Same.
6272 (c_parser_asm_statement): Same.
6273 (c_parser_conditional_expression): Same.
6274 (c_parser_binary_expression): Same.
6275 (c_parser_cast_expression): Same.
6276 (c_parser_unary_expression): Same.
6277 (c_parser_sizeof_expression): Same.
6278 (c_parser_alignof_expression): Same.
6279 (c_parser_postfix_expression): Same.
6280 (c_parser_expression): Same.
6281 (c_parser_objc_receiver): Same.
6282 (c_parser_omp_variable_list): Same.
6283 (c_parser_omp_structured_block): Same.
6284 (c_parser_omp_atomic): New argument.
6285 (c_parser_omp_barrier): Same.
6286 (c_parser_omp_critical): Same.
6287 (c_parser_omp_flush): Pass location on down.
6288 (c_parser_omp_for_loop): New argument.
6289 (c_parser_omp_for): Same.
6290 (c_parser_omp_master): Same.
6291 (c_parser_omp_ordered): Same.
6292 (c_parser_omp_sections_scope): Same.
6293 (c_parser_omp_sections): Same.
6294 (c_parser_omp_parallel): Same.
6295 (c_parser_omp_single): Same.
6296 (c_parser_omp_task): Same.
6297 (c_parser_omp_taskwait): Pass location on down.
6298 (c_parser_omp_construct): Same.
6299 (c_parser_omp_threadprivate): Same.
6300 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
6301 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
6302 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
6303 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
6304 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
6305 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
6306 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
6307 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
6308 config/i386/i386.c, stmt.c:
6309 Add location argument to the following function definitions and/or
6310 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
6311 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
6312 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
6313 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
6314 do_case, c_finish_bc_stmt, build_compound_literal,
6315 build_function_call.
6316 * c-decl.c (build_compound_literal): Add location argument.
6317 Make all diagnostic calls use location.
6318 (start_struct): Same.
6319 (finish_struct): Same.
6321 (build_enumerator): Same.
6322 (start_function): Same.
6323 (grokdeclarator): Make all diagnostic calls use location.
6324 (store_parm_decls_oldstyle): Same.
6325 * c-typeck.c (build_function_call): Add location argument.
6326 Make all diagnostic calls use location.
6328 (c_finish_bc_stmt): Same.
6329 * tree-nested.c (get_trampoline_type): Add argument.
6330 Pass location to build_decl.
6331 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
6332 * rtl.h (RTL_LOCATION): New.
6333 * c-common.c (c_add_case_label): Add location argument.
6334 Make all diagnostic calls use location.
6335 * c-common.h: Add location argument to make_fname_decl, do_case,
6336 c_add_case_label, build_function_call, resolve_overloaded_builtin.
6337 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
6338 Set it appropriately for every case. Pass enum_loc to start_enum
6339 call. Pass value_loc first to build_enumerator. Pass enum_loc to
6341 (c_parser_struct_or_union_specifier): Save location. Use it for
6342 start_struct, finish_struct, and parser_xref_tag.
6344 2009-06-12 Ian Lance Taylor <iant@google.com>
6346 * fold-const.c (fold_unary): Rename local variable and to and_expr.
6348 * c-opts.c (c_common_handle_option): For -Wc++-compat set
6349 cpp_opts->warn_cxx_operator_names.
6351 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6354 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
6355 is returns NULL and OP is a VCE, look through the VCE.
6357 2009-06-12 Ian Lance Taylor <iant@google.com>
6360 * collect2.c (main): Use CONST_CAST2 in code inside #if
6361 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
6363 2009-06-12 Joey Ye <joey.ye@intel.com>
6366 * cfgexpand.c (get_decl_align_unit): Update
6367 max_used_stack_slot_alignment with align instead of
6368 stack_alignment_needed.
6370 * function.c (assign_stack_local_1): Update
6371 max_used_stack_slot_alignment with alignment_in_bits instead
6372 of stack_alignment_needed.
6373 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
6376 2009-06-12 Jakub Jelinek <jakub@redhat.com>
6378 * dwarf2out.c (last_var_location_insn): New variable.
6379 (dwarf2out_end_epilogue): Clear last_var_location_insn.
6380 (dwarf2out_var_location): Don't record anything after last real
6381 insn. Only change labels if there were any real instructions
6382 in between last note and this one, or if changed sections.
6384 2009-06-11 Richard Henderson <rth@redhat.com>
6386 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
6387 note when storing the frame pointer in a register.
6388 (FRP): Don't redefine to nothing for epilogue.
6389 (alpha_expand_epilogue): Mark register and sp restores.
6390 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
6392 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
6393 when gen_lowpart is needed.
6395 2009-06-11 Richard Henderson <rth@redhat.com>
6397 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
6399 * dwarf2out.c (need_data_align_sf_opcode): New.
6400 (div_data_align): Move earlier.
6401 (def_cfa_1, reg_save): Use it.
6403 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
6405 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
6406 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
6407 (ix86_handle_option): Handle OPT_mcrc32.
6408 (ix86_target_string): Add -mcrc32.
6409 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
6411 * config/i386/i386.h (TARGET_CRC32): New.
6413 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6414 (sse4_2_crc32di): Likewise.
6416 * config/i386/i386.opt (mcrc32): New.
6418 * doc/invoke.texi: Document -mcrc32.
6420 2009-06-11 Richard Henderson <rth@redhat.com>
6422 * common.opt (gdwarf-): Accept a version number.
6423 * doc/invoke.texi (gdwarf-): Update docs.
6424 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
6425 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
6426 version level, and record it.
6428 * dwarf2.h (DW_CIE_VERSION): Remove.
6429 * dwarf2out.c (DWARF_VERSION): Remove.
6430 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
6431 (output_call_frame_info): Use CIE version 3 for dwarf3,
6432 or if the return register column is out of range for version 1.
6433 (dwarf_stack_op_name): Add all dwarf3 values.
6434 (DEBUG_PUBTYPES_SECTION): New.
6435 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
6436 encoding change for dwarf3.
6437 (output_die) [dw_val_class_die_ref]: Likewise.
6438 (output_compilation_unit_header): Emit correct version for dwarf3.
6439 (output_line_info): Likewise.
6440 (output_pubnames): Update for DWARF_VERSION removal.
6441 (output_aranges): Likewise.
6442 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
6443 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
6444 (dwarf2out_finish): Likewise.
6446 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6448 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6451 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6454 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
6455 * builtins.c (expand_builtin_unreachable): New function.
6456 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
6457 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
6458 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
6460 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6461 searching for missing barriers.
6463 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6465 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
6466 when -fprofile-generate* was passed.
6467 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6469 2009-06-11 Anthony Green <green@moxielogic.com>
6471 * config/moxie/moxie.md: Define length attribute for all instructions.
6473 (*b<cond:code>): Support limited branch ranges for new PC-relative
6474 branch instructions.
6475 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
6477 2009-06-11 Jakub Jelinek <jakub@redhat.com>
6479 * config/i386/i386.c (min_insn_size): Use get_attr_length
6480 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
6483 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6484 instead of emit_insn_before.
6486 2009-06-10 Ian Lance Taylor <iant@google.com>
6489 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6492 2009-06-10 Revital Eres <eres@il.ibm.com>
6494 * passes.c (init_optimization_passes): Reschedule
6495 predictive-commoning pass before complete unroll pass.
6497 2009-06-10 Martin Jambor <mjambor@suse.cz>
6499 * cgraph.c (cgraph_node_can_be_local_p): New function.
6500 (cgraph_make_node_local): New function.
6501 * cgraph.h (cgraph_node_can_be_local_p): Declare.
6502 (cgraph_make_node_local): Declare.
6504 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
6506 * tree.h (tree_base): Add packed_flag and user_align fields.
6507 Decrease size of spare field.
6508 (TYPE_USER_ALIGN): Use user_align from tree_base.
6509 (DECL_USER_ALIGN): Likewise.
6510 (TYPE_PACKED): Use packed_flag from tree_base.
6511 (DECL_PACKED): Likewise.
6512 (tree_type): Delete packed_flag and user_align fields. Widen
6513 precision field. Widen mode field and shuffle fields to align
6514 mode on an 8-bit boundary.
6515 (tree_decl_common): Delete decl_flag_1 and user_align fields.
6516 Renumber decl_flag_* fields. Fix comments. Widen
6517 decl_common_unused field.
6518 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6519 (DECL_EXTERNAL): Likewise.
6520 (DECL_BIT_FIELD): Likewise.
6521 (DECL_NONADDRESSABLE_P): Likewise.
6522 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6523 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6525 2009-06-10 Ian Lance Taylor <iant@google.com>
6527 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6528 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6529 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6530 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6531 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6532 DEF_VEC_ALLOC_FUNC_P.
6533 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6534 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6535 DEF_VEC_ALLOC_FUNC_O.
6536 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6537 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6538 DEF_VEC_ALLOC_FUNC_I.
6539 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6540 (vec_stack_p_reserve_exact_1): Declare.
6541 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6542 (vec_stack_free): Declare.
6543 (VEC_stack_alloc): Define.
6544 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6545 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6546 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6547 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6549 (stack_vecs): New static variable.
6550 (vec_stack_p_reserve_exact_1): New function.
6551 (vec_stack_o_reserve_1): New static function.
6552 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6553 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6554 (vec_stack_free): New function.
6555 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6556 (VEC_df_ref_stack_alloc): Define.
6557 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6558 DEF_VEC_ALLOC_P_STACK.
6559 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6560 (struct df_collection_rec): Change _vec fields to VEC. Remove
6562 (df_free_collection_rec): Adjust for new fields.
6563 (df_insn_rescan): Use new df_collection_rec fields.
6564 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6565 (df_ref_create_structure, df_ref_record): Likewise.
6566 (df_get_conditional_uses, df_get_call_refs): Likewise.
6567 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6568 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6569 (df_record_exit_block_uses, df_bb_verify): Likewise.
6570 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6571 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6572 Remove count parameter. Change return type to void. Change all
6574 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6575 Remove count parameter. Change return type to void. Change all
6577 (df_install_refs): Change old_vec parameter to VEC. Remove count
6578 parameter. Change all callers.
6579 (df_install_mws): Change old_vec parameter to VEC. Remove count
6580 parameter. Change all callers.
6581 (df_refs_verify): Change new_rec parameter to VEC. Change call
6583 (df_mws_verify): Likewise.
6585 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6587 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6589 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6591 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6593 2009-06-10 Anthony Green <green@moxielogic.com>
6595 * config/moxie/crti.asm: New file.
6596 * config/moxie/crtn.asm: New file.
6597 * config/moxie/moxie.c: New file.
6598 * config/moxie/moxie.h: New file.
6599 * config/moxie/sfp-machine.h: New file.
6600 * config/moxie/moxie-protos.h: New file.
6601 * config/moxie/t-moxie: Created.
6602 * config/moxie/t-moxie-softfp: Created.
6603 * config/moxie/moxie.md: Created.
6604 * config/moxie/constraints.md: Created.
6605 * config.gcc: Add moxie support.
6606 * doc/md.texi (Machine Constraints): Add moxie constraints.
6607 * doc/contrib.texi (Contributors): Mention moxie port.
6608 * doc/install.texi (Specific): Mention the moxie port.
6610 2009-06-09 Ian Lance Taylor <iant@google.com>
6612 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6614 * optabs.c (optab_table): Only use designated initializers if
6615 HAVE_DESIGNATED_INITIALIZERS is defined.
6616 (convert_optab_table): Likewise.
6617 (init_optabs): Always call init_insn_codes if
6618 HAVE_DESIGNATED_INITIALIZERS is not defined.
6620 2009-06-09 Ian Lance Taylor <iant@google.com>
6622 * targhooks.c (default_builtin_vectorized_function): Change fn
6623 parameter to unsigned int.
6624 (default_builtin_vectorized_conversion): Change code parameter to
6626 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6627 * targhooks.h: Update declarations.
6628 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6629 parameter to unsigned int.
6631 * c-typeck.c (comptypes_check_enum_int): New static function.
6632 (comptypes_internal): Add enum_and_int_p parameter. Change all
6634 (comp_target_types): Add location parameter. Change all callers.
6635 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6637 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6638 (build_conditional_expr): Add colon_loc parameter. Change all
6640 (convert_for_assignment): Add location parameter. Change all callers.
6641 * c-parser.c (c_parser_conditional_expression): Pass location of
6642 colon to build_conditional_expr.
6643 * c-tree.h (build_conditional_expr): Update declaration.
6645 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6647 * graphite.c: Revert previous patch.
6649 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6652 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6654 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6656 * tree-ssa-loop-prefetch.c
6657 (loop_prefetch_arrays): Fixed a portability problem in printf format
6660 2009-06-09 Martin Jambor <mjambor@suse.cz>
6662 PR tree-optimization/40351
6663 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6664 refrence to a potential artifical subaccess can be constructed.
6666 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6668 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6669 (sh_override_options): Likewise.
6670 * config/sh/sh.c: Include params.h.
6671 (sh_optimization_options): New.
6672 (sh_override_options): Likewise.
6673 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6674 (OVERRIDE_OPTIONS): Use sh_override_options.
6676 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6678 * dwarf2out.c (emit_cfa_remember): New variable.
6679 (add_fde_cfi): If emit_cfa_remember, recurse to add
6680 DW_CFA_remember_state first.
6681 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6682 instead just set emit_cfa_remember.
6684 2009-06-08 Jan Hubicka <jh@suse.cz>
6687 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6689 2009-06-08 Jan Hubicka <jh@suse.cz>
6692 * cgraphunit.c (save_inline_function_body): Do not copy transform
6693 hooks for saved inline bodies.
6694 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6697 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6699 * jump.c (returnjump_p): Handle delayed branches. Add missing
6702 2009-06-08 Jan Hubicka <jh@suse.cz>
6705 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6706 original node might've been modified.
6707 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6709 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6711 * tree-object-size.c (addr_object_size): Add OSI argument.
6712 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6713 (compute_builtin_object_size, expr_object_size): Adjust callers.
6714 (plus_stmt_object_size): Call addr_object_size instead of
6715 compute_builtin_object_size.
6717 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6718 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6720 * tree-ssa-loop-prefetch.c
6721 (gather_memory_references): Introduced a counter for the number of
6723 (anything_to_prefetch_p): Introduced a counter for the number of
6725 (is_loop_prefetching_profitable): New function with a cost model
6727 (loop_prefetch_arrays): Use the new cost model to determine if
6728 prefetching is profitable.
6729 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6730 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6731 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6732 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6733 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
6734 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6736 2009-06-08 Michael Matz <matz@suse.de>
6739 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6740 partitions use the same.
6741 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6742 for basevars of SSA_NAMEs.
6743 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6744 to not expand them twice.
6745 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
6748 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
6750 * common.opt (fcompare-debug=, fcompare-debug-second): New.
6751 (fdump-final-insns=, gtoggle): New.
6752 * doc/invoke.texi: Document them.
6753 * final.c (rest_of_clean_state): Dump final insn stream.
6754 * gcc.c (invoke_as): Hook in -fcompare-debug.
6755 (static_spec_functions): Add compare-debug-dump-opt,
6756 compare-debug-self-opt and compare-debug-auxbase-opt.
6757 (compare_debug, compare_debug_second, compare_debug_opt): New.
6758 (switches_debug_check, n_switches_debug_check): New.
6759 (debug_auxbase_opt, debug_check_temp_file): New.
6760 (process_command): Handle -fno-compare-debug, -fcompare-debug and
6762 (do_self_spec): Handle arguments after switches.
6763 (do_spec_1): Add .gk extension to temp file basenames for compare.
6764 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
6765 (cc1_options): Use it instead of normal auxbase computation for
6766 the second compare-debug compilation.
6767 (compare_files): New.
6768 (main): Set up and implement compare debug mode.
6769 (compare_debug_dump_opt_spec_function): New.
6770 (compare_debug_self_opt_spec_function): New.
6771 (compare_debug_auxbase_opt_spec_function): New.
6772 * toplev.c (process_options): Handle flag_gtoggle,
6773 flag_dump_final_insns.
6774 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
6775 during -fcompare-debug-second compilation.
6777 2009-06-07 Ian Lance Taylor <iant@google.com>
6779 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
6780 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
6782 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
6783 with no default node. Change warning with %H to warning_at.
6784 Don't clear warn_switch around case checking.
6785 * doc/invoke.texi (Warning Options): Clarify distinction between
6786 -Wswitch and -Wswitch-enum.
6788 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6790 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
6792 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6794 * gbl-ctors.h: Add header guard.
6796 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6798 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
6799 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
6800 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
6801 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
6802 prototypes for removed functions.
6803 (expressions_equal_p): Move to ...
6804 * tree-ssa-sccvn.h: ... here and ...
6805 * matrix-reorg.c: ... adjust includes.
6807 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6809 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
6811 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6813 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
6814 (finish_function): Remove erroneous whitespace.
6816 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6818 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
6819 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
6821 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6823 * errors.c (internal_error): Commentary typo fix.
6824 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
6825 * tree-ssa-pre.c: Ditto.
6827 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6829 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
6830 them is supposed to hold actual statements.
6832 2009-06-06 Ian Lance Taylor <iant@google.com>
6834 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
6835 empty statements can now have attributes.
6837 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
6839 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
6840 * config/mips/mips.md: Ditto.
6842 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6844 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
6846 (__eabi_uconvert): Likewise.
6848 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6850 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
6851 CFI_* definitions with IN_GCC.
6853 2009-06-05 David Edelsohn <edelsohn@gnu.org>
6855 * xcoffout.h (xcoffout_source_line): Update prototype.
6857 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6859 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
6860 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
6862 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6865 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
6866 inlined_function_outer_scope_p blocks for artificial inlines
6868 * tree.c (tree_nonartificial_location): Rewrite using
6869 block_nonartificial_location.
6871 2009-06-05 Revital Eres <eres@il.ibm.com>
6872 Leehod Baruch <leehod@il.ibm.com>
6874 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
6875 (expand_expr_real_1): Remove comment.
6876 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
6877 Vectorize misaligned access when the target supports it.
6878 (vect_supportable_dr_alignment): Check for unaligned access support.
6879 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
6882 2009-06-05 Julian Brown <julian@codesourcery.com>
6884 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
6885 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
6887 2009-06-05 Richard Guenther <rguenther@suse.de>
6890 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
6893 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6895 * config/s390/s390.c (global_not_special_regno_p): New static inline.
6896 (save_gprs): Don't tell unwinder when a global register is saved.
6897 (s390_emit_epilogue): Emit needed epilogue unwind info.
6899 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6901 * dwarf2out.c (deferred_asm_name): New.
6902 (add_name_and_src_coords_attributes): Defer creation of
6903 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
6905 (move_linkage_attr): New.
6906 (dwarf2out_finish): Revisit deferrals and emit attributes at the
6909 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6911 * tree-nested.c (finalize_nesting_tree_1): Declare the
6912 frame_decl in the binding tree.
6914 2009-06-04 Cary Coutant <ccoutant@google.com>
6916 * basic-block.h (struct basic_block_def): Add discriminator field.
6917 * dbxout.c (dbxout_source_line): Add new parameter. Change all
6919 * debug.c (do_nothing_debug_hooks): Add additional entry.
6920 (debug_nothing_int_charstar_int): New function.
6921 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
6922 (debug_nothing_int_charstar_int): New declaration.
6923 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
6924 discriminator value in .loc directive.
6925 * final.c (last_discriminator): New variable.
6926 (discriminator): New variable.
6927 (final_start_function): Initialize above variables, pass current
6928 discriminator to debug hook.
6929 (notice_source_line): Check for discriminator change.
6930 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
6931 * sdbout.c (sdbout_source_line): New parameter.
6932 * tree-cfg.c (struct locus_discrim_map): New structure type.
6933 (discriminator_per_locus): New hash table.
6934 (build_gimple_cfg): Allocate and free discriminator hash table.
6935 (make_edges): Call assign_discriminator.
6936 (locus_map_hash): New function.
6937 (locus_map_eq): New function.
6938 (next_discriminator_for_locus): New function.
6939 (same_line_p): New function.
6940 (assign_discriminator): New function.
6941 (make_cond_expr_edges): Call assign_discriminator.
6942 (make_gimple_switch_edges): Likewise.
6943 (first_non_label_stmt): New function.
6944 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
6946 * xcoffout.c (xcoffout_source_line): Add new parameter.
6948 * configure.ac (gcc_cv_as_discriminator): New configury check for
6949 gas support for discriminator.
6950 * configure: Regenerate.
6951 * config.in: Regenerate.
6953 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6955 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
6956 val after checking for integers.
6958 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
6960 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
6962 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
6963 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
6964 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
6965 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
6966 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
6967 X64_SSE_REGPARM_MAX.
6968 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
6969 X64_SSE_REGPARM_MAX.
6971 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6973 * gcc.c (report_times_to_file): New.
6974 (execute): Implement it.
6975 (process_command): Support -time=.
6976 * doc/invoke.texi: Document it.
6978 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6980 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
6981 that have value exprs.
6983 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6985 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
6986 declarations for constants until...
6987 (dw2_output_indirect_constant_1): ... this point.
6989 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
6992 * arm.md (arm_addsi3): Don't try to split an add with an
6993 eliminable register until after reload has completed.
6995 2009-06-03 Ian Lance Taylor <iant@google.com>
6997 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
6998 * genattrtab.c (write_length_unit_log): Likewise.
6999 * genchecksum.c (dosum): Likewise.
7000 * gengtype.c (write_rtx_next): Likewise.
7001 (finish_root_table, write_roots): Likewise.
7002 * gimple.c (gimple_ops_offset_): Likewise.
7003 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
7004 * config/arc/arc.c (arc_attribute_table): Likewise.
7005 * config/arm/arm.c (arm_attribute_table): Likewise.
7006 * config/avr/avr.c (avr_attribute_table): Likewise.
7007 * config/crx/crx.c (crx_attribute_table): Likewise.
7008 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
7009 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
7010 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
7011 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
7012 * config/sh/sh.c (sh_attribute_table): Likewise.
7013 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
7014 * config/spu/spu.c (spu_attribute_table): Likewise.
7015 * config/v850/v850.c (v850_attribute_table): Likewise.
7017 * config/alpha/alpha.c (vms_attribute_table): Make static.
7018 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
7019 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
7020 * config/mips/mips.c (mips_attribute_table): Likewise.
7022 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
7024 (cc1-checksum.o): Likewise.
7026 2009-06-03 Steve Ellcey <sje@cup.hp.com>
7028 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
7030 2009-06-03 Jakub Jelinek <jakub@redhat.com>
7032 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
7033 insn if it is changing sp. Use gen_add3_insn instead of
7034 conditionally gen_addsi3 and gen_adddi3.
7035 (offset_below_red_zone_p): New static inline function.
7036 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
7037 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
7038 * config/rs6000/ppc-asm.h: Include auto-host.h.
7039 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
7040 CFI_RESTORE): Define.
7041 * config/rs6000/crtresxgpr.asm: Add unwind info.
7042 * config/rs6000/crtresxfpr.asm: Likewise.
7043 * config/rs6000/crtresgpr.asm: Likewise.
7044 * config/rs6000/crtresfpr.asm: Likewise.
7045 * config/rs6000/crtsavgpr.asm: Likewise.
7046 * config/rs6000/crtsavfpr.asm: Likewise.
7048 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
7049 argument of DWARF2_FRAME_REG_OUT macros.
7051 2009-06-03 Julian Brown <julian@codesourcery.com>
7053 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
7054 words or less (including TImode) in core registers.
7056 2009-06-03 Richard Guenther <rguenther@suse.de>
7059 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
7061 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
7063 * statistics.c (statistics_counter_event): Do not record event
7064 in pass dump if its number == -1.
7065 (curr_statistics_hash): Add assert that we never get passes
7066 with static number == -1.
7068 2009-06-03 Richard Guenther <rguenther@suse.de>
7069 Andrey Belevantsev <abel@ispras.ru>
7071 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
7072 non-BLKmode arrays addressable.
7074 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
7076 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
7077 * config/m68k/m68k.h: ... here.
7078 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
7081 2009-06-03 Martin Jambor <mjambor@suse.cz>
7083 PR tree-optimization/40323
7084 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
7087 2009-06-03 Richard Guenther <rguenther@suse.de>
7089 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7092 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
7094 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7095 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
7096 JUMP_TABLE_DATA_P where applicable.
7097 * config/sh/sh.c: Ditto.
7098 * config/sh/sh.h: Ditto.
7099 * config/sh/sh.md: Ditto.
7100 * config/sh/symbian.c: Ditto.
7102 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
7104 * config/i386/driver-i386.c (describe_cache): Optimize
7105 concatenation of strings. Use snprintf instead of sprintf.
7106 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
7107 target when not compiling with GCC.
7109 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
7111 * config/sh/sh.c: Revert last change.
7112 (sh_expand_epilogue): Emit a blockage insn before the frame
7113 pointer adjustment unconditionally.
7115 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7117 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
7118 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
7119 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
7120 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
7121 to COLLECT_GCC_OPTIONS.
7123 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7125 * collect2.c (target_system_root): New variable.
7126 (main): Handle --sysroot=.
7127 (ignore_library): Strip the sysroot from the library path.
7129 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7131 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
7132 (collect2.o): Depend on collect2-aix.h.
7133 (collect2-aix.o): New rule.
7134 * collect2-aix.h: New file.
7135 * collect2-aix.c: Likewise.
7136 * collect2.c: Include collect2-aix.h. Don't undefine
7137 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
7138 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
7139 Use TARGET_AIX_VERSION instead of _AIX51.
7140 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
7141 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
7142 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
7143 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
7144 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
7146 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7148 * collect2.c (ignore_library): Avoid premature post-increment
7151 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7153 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
7154 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
7155 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
7156 CROSS_DIRECTORY_STRUCTURE too.
7157 (LINK_LIBG_SPEC): Likewise.
7158 (LIB_SPEC): Add %R to sysroot paths.
7159 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
7160 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
7161 * config/rs6000/aix51.h: As for aix43.h.
7162 * config/rs6000/aix52.h: Likewise.
7163 * config/rs6000/aix53.h: Likewise.
7164 * config/rs6000/aix61.h: Likewise.
7165 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
7166 to the beginning of sysroot paths.
7168 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7170 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
7171 INSN_LISTs that are out of the REG_NOTE range.
7173 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7175 * loop-unroll.c (struct iv_to_split): Add pointer to next.
7176 (struct var_to_expand): Likewise.
7177 (struct opt_info): Add head and tail for linked lists of the above.
7178 (analyze_insn_to_expand_var): Initialize next.
7179 (analyze_iv_to_split_insn): Likewise.
7180 (analyze_insns_in_loop): Create linked lists.
7181 (allocate_basic_variable): Simplify for use without hash table.
7182 (insert_var_expansion_initialization): Likewise, make it type-safer.
7183 (combine_var_copies_in_loop_exit): Likewise.
7184 (apply_opt_in_copies): Walk lists rather than hash tables.
7185 (release_var_copies): Simplified and inlined by hand into...
7186 (free_opt_info): ... this function.
7188 2009-06-02 Richard Guenther <rguenther@suse.de>
7190 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7193 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7195 * cfgexpand.c (gimple_expand_cfg): Discard the source location
7196 only for builtins that are not overridden.
7198 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7200 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
7203 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7205 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
7207 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7209 * combine.c (move_deaths): Compare LUIDs within the same BB only.
7211 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7213 * common.opt (fdump-unnumbered-links): New.
7214 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
7215 * print-rtl.c (flag_dump_unnumbered_links): New.
7216 (print_rtx): Test it.
7218 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
7220 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
7221 push/pop multiple to 8-byte alignment.
7223 2009-06-01 Jakub Jelinek <jakub@redhat.com>
7225 * config/i386/i386.c (queued_cfa_restores): New static variable.
7226 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
7228 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
7229 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
7230 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
7231 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
7232 note unconditionally.
7233 (ix86_emit_restore_regs_using_mov): Likewise.
7234 (ix86_emit_restore_sse_regs_using_mov): Likewise.
7235 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
7236 it through to ix86_emit_restore_reg_using_pop.
7237 (ix86_emit_leave): Add RED_OFFSET argument. Call
7238 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
7239 instead of adding REG_CFA_OFFSET note unconditionally.
7240 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
7241 the above functions. Call ix86_add_queued_cfa_restore_notes when
7244 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
7245 force output of the label even for dwarf2out_do_cfi_asm.
7246 (add_fde_cfi): If -g2 and above and cfi might change CFA,
7247 force creation of CFI label and chain DW_CFA_set_loc jumping to it
7248 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
7250 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
7251 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
7252 dwarf2out_cfi_label callers.
7253 * tree.h (dwarf2out_cfi_label): Adjust prototype.
7254 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
7255 Adjust dwarf2out_cfi_label callers.
7256 * config/vax/vax.c (vax_output_function_prologue): Likewise.
7258 * config/i386/i386.h (struct machine_cfa_state,
7259 struct machine_function): Guard with ifndef USED_FOR_TARGET
7260 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
7263 * emutls.c (__emutls_get_address): Change arr->size to mean number
7264 of allocated arr->data entries instead of # of slots + 1.
7267 * recog.c (peep2_reinit_state): New function.
7268 (peephole2_init_state): Use it at the end of a basic block and also
7269 when seeing a RTX_FRAME_RELATED_P insn.
7271 2009-06-01 Steve Ellcey <sje@cup.hp.com>
7273 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
7274 fixuns_truncrfdi2): New.
7275 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
7276 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
7277 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
7278 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
7279 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
7280 *recip_approx): Remove.
7281 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
7282 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
7283 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
7285 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
7288 2009-06-01 Ian Lance Taylor <iant@google.com>
7290 * attribs.c (register_attribute): Use CONST_CAST.
7291 * collect2.c (main): Use CONST_CAST2.
7292 (scan_prog_file): Likewise.
7293 * gcc.c (process_command, main): Likewise.
7294 * toplev.c (toplev_main): Likewise.
7296 * c-typeck.c (handle_warn_cast_qual): New static function,
7297 partially broken out of build_c_cast.
7298 (build_c_cast): Call handle_warn_cast_qual.
7299 * doc/invoke.texi (Warning Options): Document new effect of
7302 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
7304 * diagnostic.c (diagnostic_build_prefix): Always print columns.
7305 (diagnostic_report_current_module): Print columns.
7306 * common.opt (flag_show_column): Enable by default.
7308 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
7310 * alias.c (find_base_term): Check for NULL term before returning.
7312 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7314 Revert due to PR40320:
7315 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7316 * calls.c (emit_library_call_value_1): Don't force_operand for move
7319 2009-06-01 Olivier Hainque <hainque@adacore.com>
7320 Eric Botcazou <ebotcazou@adacore.com>
7322 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
7323 to be processed as a bitfield for constructor output purposes.
7324 * output.h (initializer_constant_valid_for_bitfield_p): Declare
7326 * varasm.c (oc_local_state): New type, output_constructor
7327 local state to support communication with helpers.
7328 (oc_outer_state): New type, output_constructor outer state of
7329 relevance in recursive calls.
7330 (output_constructor_array_range): New output_constructor helper,
7331 extracted code for an array range element.
7332 (output_constructor_regular_field): New output_constructor helper,
7333 extracted code for an element that is not a bitfield.
7334 (output_constructor_bitfield): New output_constructor helper,
7335 extracted code for a bitfield element. Accept an OUTER state
7336 argument for recursive processing. Recurse on record or array
7337 CONSTRUCTOR values, possibly past noop conversions.
7338 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
7339 VALUE is a valid constant-valued expression for use in a static
7340 bit-field initializer.
7341 (output_constructor): Rework to use helpers. Accept and honor an
7342 OUTER state argument for recursive calls. Return total size. Be
7343 prepared for nested constructors initializing bitfields.
7344 (output_constant): Feed OUTER in calls to output_constructor.
7346 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7348 * calls.c (emit_library_call_value_1): Don't force_operand for move
7351 2009-06-01 Nick Clifton <nickc@redhat.com>
7353 * doc/invoke.texi (IA-64 Options): Fix typo.
7355 2009-06-01 Ira Rosen <irar@il.ibm.com>
7357 PR tree-optimization/39129
7358 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
7360 (vect_do_peeling_for_loop_bound): Use
7361 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7362 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7363 (vect_loop_versioning): Likewise.
7364 (vect_create_cond_for_alias_checks): Fix indentation.
7365 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
7367 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
7368 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
7369 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
7370 "control flow in loop".
7371 (vect_estimate_min_profitable_iters): Use
7372 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7373 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7374 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7375 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
7376 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
7377 statement belongs to a group of strided accesses with the exact code
7379 (vectorizable_load): Likewise.
7380 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
7381 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7383 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
7385 * config/freebsd-stdint.h: New file.
7386 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
7387 Add freebsd-stdint.h to tm_file.
7389 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
7391 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
7392 (thumb2_extendhidi2): Likewise.
7394 2009-05-31 Ian Lance Taylor <iant@google.com>
7396 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
7398 2009-05-31 Ian Lance Taylor <iant@google.com>
7400 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
7401 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
7402 (ipa-reference.o): Depend upon gt-ipa-reference.h.
7404 2009-05-31 Jason Merrill <jason@redhat.com>
7406 * tree-pretty-print.c (print_call_name): Take the callee, not the
7407 call itself. Make non-static. Use dump_function_name for functions.
7408 (dump_generic_node): Adjust.
7409 * diagnostic.h: Declare print_call_name.
7410 * gimple-pretty-print.c (dump_gimple_call): Use it.
7412 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7414 * config/sh/sh.md (ashldi3_std): New define_expand.
7417 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7420 * config/sh/sh.c: Include debug.h.
7421 (sh_expand_epilogue): Emit a blockage insn before the frame
7422 pointer adjustment also when dwarf2out_do_frame returns true.
7424 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7426 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7427 (thumb2_extendqidi2): New pattern.
7429 2009-05-31 Ira Rosen <irar@il.ibm.com>
7431 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
7432 mark phis for renaming.
7433 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
7434 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
7435 Call mark_sym_for_renaming.
7436 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
7437 * tree-vect-loop.c (vect_transform_loop): Remove
7438 vect_memsyms_to_rename initialization and a call to
7439 mark_set_for_renaming.
7441 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7444 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7445 frame related even if !set_cfa && style < 0.
7447 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
7449 * config/i386/mingw-tls.c: New file.
7450 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
7451 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
7452 defining _WIN32 but not __CYGWIN__.
7454 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7456 * configure.ac: Add MPC support.
7458 * config.in, configure: Regenerate.
7460 2009-05-29 Richard Henderson <rth@redhat.com>
7462 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
7463 NOTE_INSN_BASIC_BLOCK.
7464 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
7465 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7466 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
7468 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
7470 (add_cfi): Disable check redefining cfa away from drap.
7471 (lookup_cfa_1): Add remember argument; handle remember/restore.
7472 (lookup_cfa): Pass remember argument.
7473 (cfa_remember): New.
7474 (compute_barrier_args_size_1): Remove sibcall check.
7475 (dwarf2out_frame_debug_def_cfa): New.
7476 (dwarf2out_frame_debug_adjust_cfa): New.
7477 (dwarf2out_frame_debug_cfa_offset): New.
7478 (dwarf2out_frame_debug_cfa_register): New.
7479 (dwarf2out_frame_debug_cfa_restore): New.
7480 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
7481 (dwarf2out_begin_epilogue): New.
7482 (dwarf2out_frame_debug_restore_state): New.
7483 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
7484 DW_CFA_restore_state.
7485 (output_cfi_directive): Likewise.
7486 (convert_cfa_to_fb_loc_list): Likewise.
7487 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
7488 * dwarf2out.h: Update.
7489 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
7490 (copy_insn_1): Early out for null.
7491 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
7492 and dwarf2out_frame_debug_restore_state.
7493 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
7494 (prologue_insn_hash, epilogue_insn_hash): New.
7495 (free_after_compilation): Adjust freeing accordingly.
7496 (record_insns): Create hash table if needed; push insns into
7497 hash instead of array.
7498 (maybe_copy_epilogue_insn): New.
7499 (contains): Search hash table instead of array.
7500 (sibcall_epilogue_contains): Remove.
7501 (thread_prologue_and_epilogue_insns): Split eh_return insns
7502 and mark them as epilogues.
7503 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
7504 scanning in terms of basic blocks.
7505 * insn-notes.def (CFA_RESTORE_STATE): New.
7506 * jump.c (returnjump_p_1): Accept EH_RETURN.
7507 (eh_returnjump_p_1, eh_returnjump_p): New.
7508 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
7509 CFA_REGISTER, CFA_RESTORE): New.
7510 * rtl.def (EH_RETURN): New.
7511 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
7513 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7514 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
7516 * config/i386/i386.c (gen_push): Update cfa state.
7517 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
7518 add a CFA_ADJUST_CFA note.
7519 (ix86_dwarf_handle_frame_unspec): Remove.
7520 (ix86_expand_prologue): Update cfa state.
7521 (ix86_emit_restore_reg_using_pop): New.
7522 (ix86_emit_restore_regs_using_pop): New.
7523 (ix86_emit_leave): New.
7524 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7525 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7526 * config/i386/i386.h (struct machine_cfa_state): New.
7527 (ix86_cfa_state): New.
7528 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7529 (eh_return_internal): Merge from eh_return_<mode>,
7530 use eh_return rtx, split w/ epilogue.
7532 2009-05-29 Ian Lance Taylor <iant@google.com>
7534 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7536 * calls.c (emit_library_call_value_1): Likewise.
7538 * c-typeck.c (c_build_va_arg): New function.
7539 * c-tree.h (c_build_va_arg): Declare.
7540 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7541 instead of build_va_arg.
7543 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7545 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7546 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7547 (ptr_difference_cost): Use affine combinations to compute it.
7548 (difference_cost): Likewise.
7549 (get_computation_cost_at): Compute more accurate cost for addresses
7550 if the ratio is a multiplier allowed in addresses.
7551 For non-addresses, consider that an additional offset or symbol is
7554 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7556 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7557 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7559 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7560 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7561 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7563 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7564 to 1 for TYPE_SSE{IADD1,CVT1}.
7565 (prefix_vex_imm8): Removed.
7566 (length_vex): Only pass 1 as second argument to
7567 ix86_attr_length_vex_default if prefix_extra is 0.
7568 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7569 (length): For prefix vex computation use length_immediate
7570 attribute instead of prefix_vex_imm8.
7571 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7572 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7573 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7574 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7575 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7576 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7577 a space in between the operands.
7578 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7579 if one operand is 0xff and the other one si, di, bp or sp.
7580 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7581 other one si, di, bp or sp.
7582 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7583 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7584 type and mode attributes.
7585 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7586 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7587 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7588 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7589 prefix_data16 attribute iff MODE_DF.
7590 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7591 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7592 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7593 constm128_operand in length_immediate computation.
7594 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7595 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7596 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7597 length_immediate attribute to 1.
7598 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7599 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7600 for certain alternatives.
7601 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7602 prefix_data16 attribute if MODE_V1DF.
7603 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7604 length_immediate to 1.
7605 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7606 length_address to 4, set mode attribute to MODE_DI.
7607 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7608 (fxam<mode>2_i387): Set length attribute to 4.
7609 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7610 *prefetch_3dnow_rex): Override length_address attribute.
7611 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7613 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7614 (constm128_operand): Removed.
7615 * config/i386/i386.c (memory_address_length): For
7616 disp && !index && !base in 64-bit mode account for SIB byte if
7617 print_operand_address can't optimize disp32 into disp32(%rip)
7618 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7619 for fs: or gs: segment.
7620 (ix86_attr_length_immediate_default): When checking if shortform
7621 is possible, truncate immediate to the length of the non-shortened
7623 (ix86_attr_length_address_default): Ignore MEM_P operands
7625 (ix86_attr_length_vex_default): Only check for DImode on
7626 GENERAL_REG_P operands.
7627 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7628 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7629 (sse_cvttps2pi): Clear prefix_rep attribute.
7630 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7632 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7633 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7634 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7635 iff operand 2 is const_int_operand.
7636 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7637 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7638 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7640 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7642 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7643 prefix_data16 attribute for movlpd and movhpd instructions.
7644 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7645 length_immediate for shufpd instruction.
7646 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7647 (avx_cmpp<avxmodesuffixf2c><mode>3,
7648 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7649 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7650 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7651 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7652 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7653 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7654 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7655 prefix_data16 attribute for the first alternative to 1.
7656 (*avx_loadlps): Override length_immediate for the first alternative.
7657 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7658 attributes for second alternative.
7659 (*vec_concatv2sf_sse4_1): Override length_immediate and
7660 prefix_data16 attributes for second alternative.
7661 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7662 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7663 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7664 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7665 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7666 prefix_data16 and length_immediate to 1.
7667 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7669 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7670 prefix_extra attribute for variants that don't have 0f prefix alone.
7671 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7672 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7673 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7674 *sse4_1_pextrd): Set length_immediate to 1.
7675 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7676 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7678 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7679 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7680 length_immediate to 1 for second alternative.
7681 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7682 prefix_extra and length_immediate attributes for the first
7684 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7686 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7687 to 1 for the first and third alternative.
7688 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7690 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7692 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7694 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7695 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7696 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7697 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7698 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7699 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7700 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7701 ssse3_psign<mode>3): Override prefix_rex attribute.
7702 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7703 (ssse3_palignrti): Override length_immediate to 1.
7704 (ssse3_palignrdi): Override length_immediate to 1, override
7705 prefix_rex attribute.
7706 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7707 (sse4a_extrqi): Override length_immediate to 2.
7708 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7709 (sse4a_insertq): Override prefix_data16 to 0.
7710 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7711 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7712 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7713 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7714 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7715 and length_immediate to 1.
7716 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7717 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7718 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7719 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7720 and length_immediate to 1.
7721 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7722 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7723 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7724 avx_ptest256): Override prefix_extra to 1.
7725 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7726 Override prefix_data16 and length_immediate to 1.
7727 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7728 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7729 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7730 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7731 prefix_data16 to 0 and prefix_extra to 2.
7732 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7733 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7735 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7736 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7737 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7738 and prefix_extra to 2.
7739 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7740 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7741 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7742 avx_vpermilvar<mode>3,
7743 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7744 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7745 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7746 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7747 Override prefix_extra to 1.
7748 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
7749 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
7750 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
7751 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
7752 prefix_extra and length_immediate to 1.
7753 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
7755 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
7756 to 1 for the first alternative.
7757 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
7758 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
7760 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
7761 *movv2sf_internal_avx, *movv2sf_internal): Override
7762 prefix_rep attribute for certain alternatives.
7763 (*mov<mode>_internal): Override prefix_rep or prefix_data16
7764 attributes for certain alternatives.
7765 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
7766 attributes for certain alternatives.
7767 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
7768 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
7769 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
7770 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
7771 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
7772 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
7773 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
7774 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
7775 length_immediate to 1 if operand 2 is const_int_operand.
7776 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
7777 *vec_extractv2si_1): Set length_immediate attribute to 1.
7778 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
7779 using old 3DNOW insn rather than SSE/3DNOW_A.
7780 (mmx_emms, mmx_femms): Clear modrm attribute.
7782 2009-05-29 Martin Jambor <mjambor@suse.cz>
7784 * tree-sra.c: New implementation of SRA.
7786 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
7787 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
7788 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
7789 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
7790 (SRA_MAX_STRUCTURE_COUNT): Removed.
7791 (SRA_FIELD_STRUCTURE_RATIO): Removed.
7792 * doc/invoke.texi (sra-max-structure-size): Removed.
7793 (sra-field-structure-ratio): Removed.
7795 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7798 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
7801 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
7803 PR rtl-optimization/40101
7804 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
7805 seqno. Adjust comment.
7806 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
7807 inserting bookkeeping before a jump, the jump is not scheduled.
7808 When no positive seqno found, provide a value. Add comment.
7810 2009-05-29 Richard Guenther <rguenther@suse.de>
7812 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
7813 short-cutting on the first component.
7815 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7818 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
7819 for trees other than decls/types.
7821 2009-05-29 Richard Guenther <rguenther@suse.de>
7823 * tree-ssa-operands.c (get_expr_operands): Do not handle
7824 INDIRECT_REFs in the handled-component case. Remove
7825 unused get_ref_base_and_extent case.
7826 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
7827 tree_low_cst and host_integerp where possible.
7828 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
7829 codes for equivalence.
7830 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
7832 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
7834 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
7835 to tmake_file for i[34567]86-*-cygwin*.
7837 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7840 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
7841 (altivec_categorize_keyword, init_vector_keywords,
7842 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
7845 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
7847 * tree.c (handle_dll_attribute): Check if node is
7848 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
7850 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
7852 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
7854 (thumb2_zero_extendqidi2): Likewise.
7856 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
7858 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
7859 instead of gen_movrt.
7860 * config/sh/sh.md (movrt): Remove.
7862 2009-05-28 Steve Ellcey <sje@cup.hp.com>
7864 * doc/invoke.texi (IA-64 Options):
7865 Add -msdata, -mfused-madd, -mno-inline-float-divide,
7866 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
7867 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
7868 -msched-prefer-non-control-spec-insns,
7869 -msched-stop-bits-after-every-cycle,
7870 -msched-count-spec-in-critical-path,
7871 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
7872 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
7873 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
7874 and -msched-spec-verbose.
7876 2009-05-28 Joseph Myers <joseph@codesourcery.com>
7878 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
7879 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
7881 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
7883 2009-05-28 Richard Guenther <rguenther@suse.de>
7885 * tree-ssa-alias.c (ao_ref_init): New function.
7886 (ao_ref_base): Likewise.
7887 (ao_ref_base_alias_set): Likewise.
7888 (ao_ref_alias_set): Likewise.
7889 (refs_may_alias_p_1): Change signature.
7890 (refs_may_alias_p): Adjust.
7891 (refs_anti_dependent_p): Likewise.
7892 (refs_output_dependent_p): Likewise.
7893 (call_may_clobber_ref_p_1): Change signature.
7894 (call_may_clobber_ref_p): Adjust.
7895 (stmt_may_clobber_ref_p_1): New function split out from ...
7896 (stmt_may_clobber_ref_p): ... here.
7897 (maybe_skip_until): Adjust signature.
7898 (get_continuation_for_phi): Likewise.
7899 (walk_non_aliased_vuses): Likewise.
7900 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
7901 (ao_ref_init): Declare.
7902 (ao_ref_base): Likewise.
7903 (ao_ref_alias_set): Likewise.
7904 (stmt_may_clobber_ref_p_1): Likewise.
7905 (walk_non_aliased_vuses): Adjust.
7906 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
7907 (get_ref_from_reference_ops): remove.
7908 (vn_reference_lookup_2): Adjust signature.
7909 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
7910 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
7911 (vn_reference_lookup): Adjust.
7912 (vn_reference_insert): Likewise.
7913 (vn_reference_insert_pieces): Adjust signature.
7914 (visit_reference_op_call): Adjust.
7915 * tree-ssa-pre.c (get_expr_type): Simplify.
7916 (phi_translate_1): Adjust.
7917 (compute_avail): Likewise.
7918 (translate_vuse_through_block): Do not re-build trees.
7919 (value_dies_in_block_x): Likewise.
7920 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
7922 (vn_reference_lookup_pieces): Adjust declaration.
7923 (vn_reference_insert_pieces): Likewise.
7925 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
7927 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
7928 with checking disabled.
7930 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
7934 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
7935 macro definition for support of three-operand format aligned
7936 .comm directive in assembler on cygwin/pe/mingw target OS.
7937 * configure: Regenerate.
7938 * config.h: Regenerate.
7940 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
7941 aligned form of .comm directive if -mpe-aligned-commons is in effect.
7942 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
7944 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
7945 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
7947 2009-05-28 Ira Rosen <irar@il.ibm.com>
7949 PR tree-optimization/40254
7950 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
7951 in analysis of basic blocks.
7953 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
7956 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
7957 * target-def.h (TARGET_CONST_ANCHOR): New macro.
7958 (TARGET_INITIALIZER): Use it.
7959 * cse.c (CHEAPER): Move it up to the other macros.
7960 (insert): Rename this ...
7961 (insert_with_costs): ... to this. Add cost parameters. Update
7963 (insert): New function. Call insert_with_costs.
7964 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
7965 find_reg_offset_for_const, try_const_anchors): New functions.
7966 (cse_insn): Call try_const_anchors. Adjust cost of src_related
7967 when using a const-anchor. Call insert_const_anchors.
7968 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
7969 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
7971 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7973 * tree-inline.c (remap_decls): Enable nonlocalized variables
7974 when not optimizing.
7976 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7978 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
7979 Simplify other tests involving optimize.
7981 2009-05-27 Tom Tromey <tromey@redhat.com>
7983 * unwind-dw2.c (_Unwind_DebugHook): New function.
7984 (uw_install_context): Call _Unwind_DebugHook.
7986 2009-05-27 Tom Tromey <tromey@redhat.com>
7988 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
7990 2009-05-27 Ian Lance Taylor <iant@google.com>
7992 * Makefile.in (LINKER, LINKER_FLAGS): Define.
7993 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
7994 (ALL_LINKERFLAGS): Define.
7995 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
7996 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7997 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
7998 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7999 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
8000 $(LINKER_FOR_BUILD).
8001 (build/gcov-iov$(build_exeext)): Likewise.
8003 2009-05-27 Julian Brown <julian@codesourcery.com>
8005 * gcse.c (target.h): Include.
8006 (can_assign_to_reg_without_clobbers_p): Check that the target allows
8007 copy of argument to a pseudo register.
8009 2009-05-27 Diego Novillo <dnovillo@google.com>
8011 * tree-ssa-live.c (dump_scope_block): Document arguments.
8012 (dump_scope_blocks): Document.
8013 (debug_scope_blocks): New.
8014 * tree-flow.h (debug_scope_blocks): Declare.
8016 2009-05-21 Denis Chertykov <denisc@overta.ru>
8018 * doc/contrib.texi (Contributors): Add myself to the list.
8020 2009-05-27 Olivier Hainque <hainque@adacore.com>
8022 * expr.c (target_align): New function. Alignment the TARGET of an
8023 assignment may be assume to have.
8024 (highest_pow2_factor_for_target): Use it instead of relying on
8025 immediate tree attributes of TARGET, not necessarily honored when
8026 intermediate bitfields are involved.
8028 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
8031 * config/i386/driver-i386.c (host_detect_local_cpu): Support
8032 AVX, SSE4, AES, PCLMUL and POPCNT.
8034 2009-05-27 Diego Novillo <dnovillo@google.com>
8036 * tree-pretty-print.c (dump_location): New.
8037 (dump_generic_node): Call it.
8038 Factor code to handle BLOCK nodes ...
8039 (dump_block_node): ... here.
8041 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
8043 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
8045 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
8047 * gcc-plugin.h: Include config.h and system.h.
8048 (IN_GCC): Define if not defined.
8050 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
8053 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
8056 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
8058 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
8060 * config/m32r/m32r.h: Ditto.
8061 * config/m32r/m32r.md: Ditto.
8062 * config/m32r/predicates.md: Ditto.
8064 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
8066 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
8068 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
8071 (Loading plugins): typo.
8072 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
8073 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8074 (Interacting with the GCC Garbage Collector): Added new section.
8075 (Giving information about a plugin): Added new section for
8077 * ggc.h (ggc_register_root_tab): Added declaration.
8078 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
8079 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
8080 (register_callback): Improved comment in declaration.
8081 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
8082 (extra_root_vec) Added static variable for dynamic roots registration.
8083 (ggc_register_root_tab) Added new routine.
8084 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
8085 PLUGIN_GGC_MARKING event.
8086 * ggc-zone.c: Include plugin.h.
8087 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8088 * ggc-page.c: Include plugin.h.
8089 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8090 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
8091 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
8092 (register_callback): check lack of callbacks for
8093 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
8094 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
8095 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
8096 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8097 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
8098 dependency on plugin.h.
8099 (plugin.o): Added dependency on ggc.h...
8101 2009-05-26 Richard Guenther <rguenther@suse.de>
8105 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8106 with mismatched comparison modes.
8108 * expr.c (expand_expr_real_1): Expand the operand of a
8109 VIEW_CONVERT_EXPR in its natural mode.
8111 2009-05-26 Ian Lance Taylor <iant@google.com>
8113 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
8114 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
8115 (ALL_COMPILERFLAGS): Define.
8116 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
8117 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8118 (collect2$(exeext), collect2.o): Likewise.
8119 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
8120 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
8121 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
8122 (libbackend.o, intl.o, cppdefault.o): Likewise.
8123 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8124 (build/%.o): Use $(COMPILER_FOR_BUILD).
8125 (build/gen%$(build_exeext)): Likewise.
8126 (build/gcov-iov$(build_exeext)): LIkewise.
8127 * config/t-darwin (darwin.o): Use $(COMPILER).
8128 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
8129 * config/t-sol2 (sol2-c.o): Likewise.
8131 * config/t-vxworks (vxworks.o): Likewise.
8132 * config/x-darwin (host-darwin.o): Likewise.
8133 * config/x-hpux (host-hpux.o): Likewise.
8134 * config/x-linux (host-linux.o): Likewise.
8135 * config/x-solaris (host-solaris.o): Likewise.
8136 * config/alpha/x-alpha (driver-alpha.o): Likewise.
8137 * config/arm/t-arm (arm-c.o): Likewise.
8138 * config/arm/t-pe (pe.o): Likewise.
8139 * config/arm/t-wince-pe (pe.o): Likewise.
8140 * config/i386/t-cygming (winnt.o): Likewise.
8141 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
8142 * config/i386/t-cygwin (cygwin1.o): Likewise.
8143 (cygwin2.o): Likewise.
8144 * config/i386/t-i386 (i386-c.o): Likewise.
8145 * config/i386/t-interix (winnt.o): Likewise.
8146 * config/i386/t-netware (netware.o): Likewise.
8147 * config/i386/t-nwld (nwld.o): Likewise.
8148 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
8149 * config/i386/x-i386 (driver-i386.o): Likewise.
8150 * config/i386/x-cygwin (host-cygwin.o): Likewise.
8151 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
8152 * config/ia64/t-ia64 (ia64-c.o): Likewise.
8153 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
8154 * config/mips/x-native (driver-native.o): Likewise.
8155 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
8156 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
8157 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
8158 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
8159 * config/score/t-score-elf (score7.o): Likewise.
8160 (score3.o): Likewise.
8161 * config/sh/t-sh (sh-c.o): Likewise.
8162 * config/sh/t-symbian (sh-c.o): Likewise.
8163 (symbian.o): Likewise.
8164 * config/spu/t-spu-elf (spu-c.o): Likewise.
8165 * config/v850/t-v850 (v850-c.o): Likewise.
8166 * config/v850/t-v850e (v850-c.o): Likewise.
8168 2009-05-26 Richard Guenther <rguenther@suse.de>
8170 PR tree-optimization/40122
8171 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
8172 VECTOR_CSTs if possible.
8173 (fold_gimple_assign): Likewise.
8175 2009-05-26 Richard Guenther <rguenther@suse.de>
8178 * fold-const.c (fold_binary): Use the correct types for building
8181 2009-05-26 Richard Guenther <rguenther@suse.de>
8183 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
8184 redundant calls to merge_alias_info.
8185 (bump_vector_ptr): Likewise.
8186 * tree-ssa-copy.c (merge_alias_info): Remove.
8187 (replace_exp_1): Remove call to merge_alias_info.
8188 (propagate_tree_value): Likewise.
8189 (fini_copy_prop): Propagate points-to info.
8190 * tree-flow.h (merge_alias_info): Remove.
8192 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8194 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
8196 2009-05-25 Jan Hubicka <jh@suse.cz>
8198 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8199 * cgraph.h (struct inline_summary): New filed self_wize,
8200 size_inlining_benefit, self_time and time_inlining_benefit.
8201 (struct cgraph_global_info): Replace insns by time ans size fields.
8202 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8203 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8204 (ipcp_update_callgraph): Do not touch function bodies.
8205 * ipa-inline.c: Include except.h
8206 (MAX_TIME): New constant.
8207 (overall_insns): Remove.
8209 (overall_size, max_benefit): New static variables.
8210 (cgraph_estimate_time_after_inlining): New function.
8211 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8212 (cgraph_clone_inlined_nodes): Update size.
8213 (cgraph_mark_inline_edge): Update size.
8214 (cgraph_estimate_growth): Use size info.
8215 (cgraph_check_inline_limits): Check size.
8216 (cgraph_default_inline_p): Likewise.
8217 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8218 (cgraph_decide_recursive_inlining): Check size.
8219 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8221 (cgraph_decide_inlining): Likewise.
8222 (cgraph_decide_inlining_incrementally): Likewise; honor
8223 PARAM_EARLY_INLINING_INSNS.
8224 (likely_eliminated_by_inlining_p): New predicate.
8225 (estimate_function_body_sizes): New function.
8226 (compute_inline_parameters): Use it.
8227 * except.c (must_not_throw_labels): New function.
8228 * except.h (must_not_throw_labels): Declare.
8229 * tree-inline.c (init_inline_once): Kill inlining_weigths
8230 * tree-ssa-structalias.c: Avoid uninitialized warning.
8231 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8232 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8233 (PARAM_INLINE_CALL_COST): Remove.
8234 (PARAM_EARLY_INLINING_INSNS): New.
8236 2009-05-25 Richard Guenther <rguenther@suse.de>
8238 PR tree-optimization/36327
8239 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
8240 callback for reference translation or lookup at the point of may-defs.
8241 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
8242 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
8243 for union COMPONENT_REFs.
8244 (vn_reference_lookup_3): New callback. Lookup from memset
8245 and CONSTRUCTOR assignment, translate through struct copies.
8246 (vn_reference_lookup_pieces): Make sure to not free the
8247 passed operands array. Adjust walk_non_aliased_vuses call.
8248 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
8249 make sure we do not leak memory.
8251 2009-05-25 Richard Guenther <rguenther@suse.de>
8253 * tree-ssa-alias.h (dump_points_to_solution): Declare.
8254 * tree-inline.c (expand_call_inline): Reset the escaped and
8256 * tree-ssa-structalias.c (pass_build_ealias): New.
8257 * tree-pass.h (pass_build_ealias): Declare.
8258 * passes.c (init_optimization_passes): Add PTA during
8259 early optimizations.
8260 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
8261 and CALLUSED solutions.
8262 (dump_points_to_solution): New function, split out from ...
8263 (dump_points_to_info_for): ... here.
8264 * tree-parloops.c (parallelize_loops): Reset the escaped and
8267 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8270 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
8271 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
8273 2009-05-25 Ira Rosen <irar@il.ibm.com>
8275 PR tree-optimization/40238
8276 * tree-vect-stmts.c (vect_init_vector): Insert initialization
8277 statements after basic block's labels.
8278 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
8279 to free the allocated memory.
8281 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
8283 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
8284 return address with a USE.
8286 2009-05-24 Richard Guenther <rguenther@suse.de>
8289 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
8290 array type from the main variant of the inner type.
8292 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8294 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
8295 definition to bool (from int) to un-break build.
8296 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
8298 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
8300 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
8301 discard_stmt_changes): Delete.
8302 * tree-ssa-operands.c (scb_stack): Delete.
8303 (init_ssa_operands): Do not initialize it.
8304 (fini_ssa_operands): Do not free it.
8305 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
8307 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
8308 update_stmt, remove the others. Fix comments.
8309 * tree-dfa.c (optimize_stack_restore): Likewise.
8310 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
8311 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
8312 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8313 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
8315 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
8316 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8317 (dom_opt_finalize_block): Likewise, adjusting access to
8319 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
8320 (stmts_to_rescan): Change item type to gimple.
8321 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
8323 2009-05-24 Ira Rosen <irar@il.ibm.com>
8325 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
8326 * tree-pass.h (pass_slp_vectorize): New pass.
8327 * params.h (SLP_MAX_INSNS_IN_BB): Define.
8328 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
8329 * tree-vectorizer.c (timevar.h): Include.
8330 (user_vect_verbosity_level): Declare.
8331 (vect_location): Fix comment.
8332 (vect_set_verbosity_level): Update user_vect_verbosity_level
8333 instead of vect_verbosity_level.
8334 (vect_set_dump_settings): Add an argument. Ignore user defined
8335 verbosity if dump flags require higher level of verbosity. Print to
8336 stderr only for loop vectorization.
8337 (vectorize_loops): Update call to vect_set_dump_settings.
8338 (execute_vect_slp): New function.
8339 (gate_vect_slp): Likewise.
8340 (struct gimple_opt_pass pass_slp_vectorize): New.
8341 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
8343 (vec_info_for_bb): New function.
8344 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
8345 (VECTORIZATION_ENABLED): New macro.
8346 (SLP_ENABLED, SLP_DISABLED): Likewise.
8347 (vect_is_simple_use): Add bb_vec_info argument.
8348 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
8349 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
8350 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
8351 vect_schedule_slp, vect_analyze_slp): Likewise.
8352 (vect_analyze_stmt): Add slp_tree argument.
8353 (find_bb_location): Declare.
8354 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8355 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
8356 (vect_analyze_loop_operations, vect_analyze_loop,
8357 get_initial_def_for_induction, vect_create_epilog_for_reduction,
8358 vect_finalize_reduction, vectorizable_reduction,
8359 vectorizable_live_operation, vect_transform_loop): Likewise.
8360 * tree-data-ref.c (dr_analyze_innermost): Update comment,
8361 skip evolution analysis if analyzing a basic block.
8362 (dr_analyze_indices): Likewise.
8363 (initialize_data_dependence_relation): Skip the test whether the
8364 object is invariant for basic blocks.
8365 (compute_all_dependences): Skip dependence analysis for data
8366 references in basic blocks.
8367 (find_data_references_in_stmt): Don't fail in case of invariant
8368 access in basic block.
8369 (find_data_references_in_bb): New function.
8370 (find_data_references_in_loop): Move code to
8371 find_data_references_in_bb and add a call to it.
8372 (compute_data_dependences_for_bb): New function.
8373 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
8374 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
8376 (vect_analyze_data_ref_dependence): Check for interleaving in case of
8377 unknown dependence in basic block and fail in case of dependence in
8379 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
8380 dependence instances from either loop or basic block vectorization
8382 (vect_compute_data_ref_alignment): Check if it is loop vectorization
8383 before calling nested_in_vect_loop_p.
8384 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
8385 dependence instances from either loop or basic block vectorization
8387 (vect_verify_datarefs_alignment): Likewise.
8388 (vect_enhance_data_refs_alignment): Adjust function calls.
8389 (vect_analyze_data_refs_alignment): Likewise.
8390 (vect_analyze_group_access): Fix printing. Skip different checks if
8391 DR_STEP is 0. Keep strided stores either in loop or basic block
8392 vectorization data structure. Fix indentation.
8393 (vect_analyze_data_ref_access): Fix comments, allow zero step in
8395 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
8396 dependence instances from either loop or basic block vectorization
8398 (vect_analyze_data_refs): Update comment. Call
8399 compute_data_dependences_for_bb to analyze basic blocks.
8400 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
8401 case of loop vectorization. In case of basic block vectorization use
8402 data-ref itself as a base.
8403 (vect_create_data_ref_ptr): In case of basic block vectorization:
8404 don't advance the pointer, add new statements before the current
8405 statement. Adjust function calls.
8406 (vect_supportable_dr_alignment): Support only aligned accesses in
8407 basic block vectorization.
8408 * common.opt (ftree-slp-vectorize): New flag.
8409 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
8410 (vect_pattern_recog_1): Likewise.
8411 * tree-vect-stmts.c (process_use): Likewise.
8412 (vect_init_vector): Add new statements in the beginning of the basic
8413 block in case of basic block SLP.
8414 (vect_get_vec_def_for_operand): Adjust function calls.
8415 (vect_finish_stmt_generation): Likewise.
8416 (vectorizable_call): Add assert that it is loop vectorization, adjust
8418 (vectorizable_conversion, vectorizable_assignment): Likewise.
8419 (vectorizable_operation): In case of basic block SLP, take
8420 vectorization factor from statement's type and skip the relevance
8421 check. Adjust function calls.
8422 (vectorizable_type_demotion): Add assert that it is loop
8423 vectorization, adjust function calls.
8424 (vectorizable_type_promotion): Likewise.
8425 (vectorizable_store): Check for outer loop only in case of loop
8426 vectorization. Adjust function calls. For basic blocks, skip the
8427 relevance check and don't advance pointers.
8428 (vectorizable_load): Likewise.
8429 (vectorizable_condition): Add assert that it is loop vectorization,
8430 adjust function calls.
8431 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
8432 that it is not reduction, get vector type, call only supported
8433 functions, skip loop specific parts.
8434 (vect_transform_stmt): Check for outer loop only in case of loop
8436 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
8437 (vect_is_simple_use): Fix comment, add new argument, fix conditions
8438 for external definition.
8439 * passes.c (pass_slp_vectorize): New pass.
8440 * tree-vect-slp.c (find_bb_location): New function.
8441 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
8442 check for patterns only in loops.
8443 (vect_build_slp_tree): Add argument, adjust function calls, fail in
8444 case of multiple types in basic block SLP.
8445 (vect_mark_slp_stmts_relevant): New function.
8446 (vect_supported_load_permutation_p): Fix comment.
8447 (vect_analyze_slp_instance): Add argument. In case of basic block
8448 SLP, take vectorization factor from statement's type, check that
8449 unrolling factor is 1. Adjust function call. Save SLP instance in
8450 either loop or basic block vectorization structure. Return FALSE,
8452 (vect_analyze_slp): Add argument. Get strided stores groups from
8453 either loop or basic block vectorization structure. Return FALSE
8454 if basic block SLP failed.
8455 (new_bb_vec_info): New function.
8456 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
8457 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
8458 (vect_schedule_slp): Add argument. Get SLP instances from either
8459 loop or basic block vectorization structure. Set vectorization factor
8460 to be 1 for basic block SLP.
8461 (vect_slp_transform_bb): New function.
8462 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
8464 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8466 * final.c (shorten_branches): Do not align labels for jump tables.
8467 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8469 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
8471 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
8472 Remove outdated reference to flow.c and fix nits.
8473 * doc/gccint.texi: Tweak RTL description.
8474 * doc/rtl.texi: Likewise.
8476 2009-05-23 Denis Chertykov <chertykov@gmail.com>
8478 * config/avr/avr.c: Change my email address.
8479 * config/avr/avr.h: Likewise.
8480 * config/avr/avr.md: Likewise.
8481 * config/avr/avr-protos.h: Likewise.
8482 * config/avr/libgcc.S: Likewise.
8484 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8486 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
8487 (spu_split_load, spu_split_store): Change return type to int.
8488 (spu_split_convert): Declare.
8489 * config/spu/predicates.md (spu_mem_operand): Remove.
8490 (spu_mov_operand): Update.
8491 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
8492 * config/spu/spu.c (regno_aligned_for_load): Remove.
8493 (reg_aligned_for_addr, spu_expand_load): Define.
8494 (spu_expand_extv): Reimplement and handle MEM.
8495 (spu_expand_insv): Handle MEM.
8496 (spu_sched_reorder): Handle insn's with length 0.
8497 (spu_legitimate_address_p): Reimplement.
8498 (store_with_one_insn_p): Return TRUE for any mode with size
8499 larger than 16 bytes.
8500 (address_needs_split): Define.
8501 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
8503 (spu_convert_move): Define.
8504 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
8505 (spu_split_store): Change all MEM's to TImode.
8506 (spu_init_expanders): Preallocate registers that correspond to
8507 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
8509 (spu_split_convert): Define.
8510 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
8511 (_move<mode>, _movdi, _movti): Update predicate and condition.
8512 (load, store): Change to define_split.
8513 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
8515 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
8516 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
8517 define_insn_and_split of lshr<mode>3.
8518 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8519 (<v>ashr<mode>3_imm): Define.
8520 (extv, extzv, insv): Allow MEM operands.
8521 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8522 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8523 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8524 (_spu_convert2): Change to define_insn_and_split and remove the
8525 corresponding define_peephole2.
8526 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8527 Change predicates to memory_operand.
8529 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8531 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8533 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8535 PR tree-optimization/40219
8536 * tree.c (iterative_hash_expr): Make sure the builtin function is
8537 a normal builtin function and not a front end or back end builtin
8538 before indexing into the built_in_decls array.
8540 2009-05-22 Richard Guenther <rguenther@suse.de>
8543 * alias.c (write_dependence_p): Do not use TBAA for answering
8544 anti-dependence or output-dependence.
8545 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8546 (emit_pointer_definition): Remove.
8547 (emit_alias_warning): Likewise.
8548 (find_what_var_points_to): Remove TBAA pruning code.
8549 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8551 (compute_points_to_sets): Remove code computing the set of
8552 dereferenced pointers.
8553 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8554 oracle for querying anti and output dependencies.
8555 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8556 if TBAA may be applied.
8557 (refs_anti_dependent_p): New function.
8558 (refs_output_dependent_p): Likewise.
8559 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8560 (refs_output_dependent_p): Likewise.
8561 * doc/tree-ssa.texi (Memory model): New section.
8562 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8563 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8564 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8565 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8566 * expr.c (expand_expr_real_1): Likewise.
8567 * gimple-low.c (lower_stmt): Likewise.
8568 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8569 (dump_gimple_cdt): Remove.
8570 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8571 (gimple_size): Likewise.
8572 (walk_gimple_op): Likewise.
8573 (is_gimple_stmt): Likewise.
8574 (walk_stmt_load_store_addr_ops): Likewise.
8575 (gimple_build_cdt): Remove.
8576 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8577 * gimple.h (gimple_cdt_new_type): Remove.
8578 (gimple_cdt_new_type_ptr): Likewise.
8579 (gimple_cdt_set_new_type): Likewise.
8580 (gimple_cdt_location): Likewise.
8581 (gimple_cdt_location_ptr): Likewise.
8582 (gimple_cdt_set_location): Likewise.
8583 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8584 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8585 GIMPLE_CHANGE_DYNAMIC_TYPE.
8586 (verify_types_in_gimple_stmt): Likewise.
8587 * tree-inline.c (estimate_num_insns): Likewise.
8588 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8589 (copy_decl_to_var): Likewise.
8590 (copy_result_decl_to_var): Likewise.
8591 * tree-pretty-print.c (dump_generic_node): Do not handle
8592 CHANGE_DYNAMIC_TYPE_EXPR.
8593 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8594 * tree-ssa-operands.c (get_expr_operands): Likewise.
8595 * tree-ssa-structalias.c (struct variable_info): Remove
8596 no_tbaa_pruning member.
8597 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8598 (unify_nodes): Do not copy it.
8599 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8600 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8601 (set_uids_in_ptset): Do not check it.
8602 (find_what_var_points_to): Likewise.
8603 (compute_tbaa_pruning): Remove.
8604 (compute_points_to_sets): Do not call it.
8605 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8606 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8607 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8608 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8609 (DECL_NO_TBAA_P): Likewise.
8610 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8611 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8612 (expand_omp_atomic_pipeline): Do not set it.
8613 * print-tree.c (print_node): Do not dump it.
8614 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8617 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8620 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8623 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8625 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8628 2009-05-22 Ben Elliston <bje@au.ibm.com>
8630 * Makefile.in (bversion.h, s-bversion): New targets.
8631 (TOPLEV_H): Add bversion.h.
8632 * toplev.h: Include "bversion.h".
8633 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8634 the __format__ attribute only if compiling with the same version
8635 of GCC as the sources (the "build version").
8637 2009-05-22 Ben Elliston <bje@au.ibm.com>
8639 * c-format.c (handle_format_attribute): Fix comment typo.
8641 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8644 * config/ia64/ia64.opt (mfused-madd): New.
8645 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8646 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8647 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8648 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8649 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8650 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8651 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8652 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8653 instruction if !TARGET_FUSED_MADD.
8654 (fpma, fpms): Remove colon from name.
8656 2009-05-22 Richard Guenther <rguenther@suse.de>
8658 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8659 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8660 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8662 (create_expression_by_pieces): Only convert if necessary.
8663 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8664 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8666 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8668 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8669 regular pattern from a template and rename it ...
8670 (*extzv_truncsi_exts): ... to this.
8672 2009-05-21 Richard Guenther <rguenther@suse.de>
8674 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8675 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8676 (cgraph_default_inline_p): Likewise.
8677 (cgraph_decide_inlining_incrementally): Likewise.
8679 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8680 Uros Bizjak <ubizjak@gmail.com>
8682 * config/i386/cpuid.h (bit_MOVBE): New.
8684 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8686 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8687 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8688 (ix86_handle_option): Handle OPT_mmovbe.
8689 (ix86_target_string): Add -mmovbe.
8690 (pta_flags): Add PTA_MOVBE.
8691 (processor_alias_table): Add PTA_MOVBE to "atom".
8692 (override_options): Handle PTA_MOVBE.
8694 * config/i386/i386.h (TARGET_MOVBE): New.
8696 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8697 (*bswapsi_movbe): New.
8698 (*bswapdi_movbe): Likewise.
8699 (bswapdi2): Renamed to ...
8701 (bswapdi2): New expander.
8703 * config/i386/i386.opt (mmovbe): New.
8705 * doc/invoke.texi: Document -mmovbe.
8707 2009-05-21 Taras Glek <tglek@mozilla.com>
8709 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8710 * gcc-plugin.h (plugin_init): Updated signature.
8711 * gcc-plugin.h (plugin_name_args): Moved to this header.
8712 * doc/plugins.texi (plugin_init): Updated documention to reflect
8714 * doc/plugins.texi (plugin_name_args): Added to documention.
8716 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8718 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8719 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8721 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8723 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8724 JUMP_TABLE_DATA_P predicates where applicable.
8725 * config/i386/predicates.md: Ditto.
8726 * config/i386/sse.md: Ditto.
8728 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8730 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8731 operand2 -128 override length_immediate attribute to 1.
8732 * config/i386/predicates.md (constm128_operand): New predicate.
8734 * config/i386/i386.c (memory_address_length): Handle %r12
8735 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8737 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8738 mode look through optional ZERO_EXTEND and SUBREG.
8739 * config/i386/i386.md (R12_REG): New define_constant.
8740 (prefix_data16): For sse unit set also for MODE_TI insns.
8741 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8742 insns set if operand 1 is ext_QIreg_operand.
8743 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8744 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8746 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8747 mode from MODE_DI to MODE_SI.
8748 (movdi_1_rex64): Override modrm and length_immediate attributes
8749 only for movabs (TYPE_IMOV, alternative 2).
8750 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
8751 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
8752 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
8753 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
8754 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
8755 prefix_rex attribute if DImode.
8756 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
8757 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8758 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
8759 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
8760 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
8761 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
8762 Likewise. For TYPE_IMOV clear length_immediate attribute.
8763 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
8764 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
8765 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
8766 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8767 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
8768 or one operand TYPE_ISHIFT.
8769 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
8770 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
8771 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
8772 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
8773 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
8774 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
8775 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
8776 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
8777 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
8778 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
8779 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
8780 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
8781 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
8782 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
8783 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
8784 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
8785 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
8786 set mode attribute, don't override length attribute.
8787 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
8789 (return_internal_long): Set length attribute to 2 instead of 1.
8790 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
8791 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
8792 prefix_rex attribute.
8793 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
8795 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
8797 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8799 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
8801 2009-05-20 Ian Lance Taylor <iant@google.com>
8803 * tree.c (build_tree_list_vec_stat): New function.
8804 (ctor_to_vec): New function.
8805 (build_nt_call_vec): New function.
8806 (build_call_array): Change args to be a const pointer.
8807 (build_call_vec): New function.
8808 * tree.h (build_nt_call_vec): Declare.
8809 (build_tree_list_vec_stat): Declare.
8810 (build_tree_list_vec): Define.
8811 (build_call_array): Update declaration.
8812 (build_call_vec): Declare.
8813 (ctor_to_vec): Declare.
8814 * c-common.c (tree_vector_cache): New static variable.
8815 (make_tree_vector): New function.
8816 (release_tree_vector): New function.
8817 (make_tree_vector_single): New function.
8818 (make_tree_vector_copy): New function.
8819 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
8820 (make_tree_vector_single, make_tree_vector_copy): Declare.
8821 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
8822 (c_parser_expr_list): Don't manage cache here, instead call
8824 (c_parser_release_expr_list): Remove static function.
8825 (c_parser_vec_to_tree_list): Remove static function.
8826 (c_parser_attributes): Call build_tree_list_vec instead of
8827 c_parser_vec_to_tree_list. Call release_tree_vector instead of
8828 c_parser_release_expr_list.
8829 (c_parser_postfix_expression_after_primary): Likewise.
8830 (c_parser_objc_keywordexpr): Likewise.
8832 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
8834 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
8835 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
8836 TARGET_CONVERT_TO_TYPE.
8837 * hooks.c (hook_tree_const_tree_null): Define.
8838 * hooks.h (hook_tree_const_tree_null): Declare.
8839 * target.h (struct gcc_target): Add invalid_parameter_type,
8840 invalid_return_type, promoted_type, and convert_to_type fields.
8841 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
8842 (TARGET_INVALID_RETURN_TYPE): Define.
8843 (TARGET_PROMOTED_TYPE): Define.
8844 (TARGET_CONVERT_TO_TYPE): Define.
8845 (TARGET_INITIALIZER): Update for new fields.
8846 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
8847 (grokparms): Check targetm.invalid_parameter_type.
8848 * c-typeck.c (default_conversion): Check targetm.promoted_type.
8849 * c-convert.c (convert): Check targetm.convert_to_type.
8851 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
8853 * config/mips/mips.md (*extenddi_truncate<mode>,
8854 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
8856 (*extendhi_truncateqi): New define_insn_and_sptit.
8858 2009-05-20 Jakub Jelinek <jakub@redhat.com>
8861 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
8862 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
8864 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
8866 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
8867 the operand of VIEW_CONVERT_EXPR.
8869 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
8871 * config/i386/driver-i386.c (host_detect_local_cpu): Check
8872 extended family and model for Intel processors. Support Intel Atom.
8874 2009-05-20 Olivier Hainque <hainque@adacore.com>
8876 * gstab.h (stab_code_type): Define, to be used instead of the
8877 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
8879 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
8880 occurrences by stab_code_type.
8881 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
8883 2009-05-20 Martin Jambor <mjambor@suse.cz>
8885 * tree-flow.h (insert_edge_copies_seq): Undeclare.
8886 (sra_insert_before): Likewise.
8887 (sra_insert_after): Likewise.
8888 (sra_init_cache): Likewise.
8889 (sra_type_can_be_decomposed_p): Likewise.
8890 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
8891 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
8892 (sra_insert_before): Likewise.
8893 (sra_insert_after): Likewise.
8894 (sra_init_cache): Likewise.
8895 (insert_edge_copies_seq): Made static and moved upwards.
8897 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
8900 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
8902 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
8903 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
8906 2009-05-20 Richard Guenther <rguenther@suse.de>
8908 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8909 with mismatched comparison modes.
8911 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8913 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
8914 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
8915 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
8916 with shifts for Thumb2.
8917 (orsi_notsi): New for orn.
8918 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
8919 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
8920 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
8921 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
8922 Don't invert remainder for IOR.
8924 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
8926 PR tree-optimization/40087
8927 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
8928 number_of_iterations_ne): Rename never_infinite argument.
8929 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
8930 number_of_iterations_le): Handle pointer-type ivs when
8931 exit_must_be_taken is false.
8932 (number_of_iterations_cond): Do not always assume that
8933 exit_must_be_taken if the control variable is a pointer.
8935 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8937 * c-typeck.c (build_binary_op): Allow % on integal vectors.
8938 * doc/extend.texi (Vector Extension): Document that % is allowed too.
8940 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
8942 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
8943 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
8945 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8948 * c.opt (Wlogical-op): Disabled by default.
8949 * c-opt (c_common_post_options): Do not enable Wlogical-op with
8951 * doc/invoke.texi (Wlogical-op): Likewise.
8953 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
8955 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
8957 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
8958 Propagate the type of the first operand.
8959 <ASSERT_EXPR>: Simplify.
8960 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
8961 Rewrite using the RHS code as discriminant.
8962 <NOP_EXPR>: Turn into CASE_CONVERT.
8963 <PLUS_EXPR>: Propagate the type of the first operand.
8965 2009-05-19 Steve Ellcey <sje@cup.hp.com>
8967 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
8968 (ia64_dconst_0_375): New.
8969 * config/ia64/ia64.c (ia64_override_options): Remove
8970 -minline-sqrt-min-latency warning.
8971 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
8972 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
8973 * config/ia64/ia64.md (*sqrt_approx): Remove.
8974 (sqrtsf2): Remove #if 0.
8975 (sqrtsf2_internal_thr): Rewrite and move to div.md.
8976 (sqrtdf): Remove assert.
8977 (sqrtdf2_internal_thr): Rewrite and move to div.md.
8978 (sqrtxf2): Remove #if 0.
8979 (sqrtxf2_internal_thr): Rewrite and move to div.md.
8980 * div.md (sqrt_approx_rf): New.
8981 (sqrtsf2_internal_thr): New implementation.
8982 (sqrtsf2_internal_lat): New.
8983 (sqrtdf2_internal_thr: New implementation.
8984 (sqrtxf2_internal): New implementation.
8986 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
8987 Hans-Peter Nilsson <hp@axis.com>
8989 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
8990 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
8991 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
8992 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
8993 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
8994 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
8995 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
8996 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
8997 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
8998 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
8999 * c-common.c: ...from here.
9001 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9003 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
9005 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9007 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
9009 2009-05-19 Ben Elliston <bje@au.ibm.com>
9011 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
9012 assignments with memcpy calls.
9013 (add_fdes): Likewise.
9014 (binary_search_unencoded_fdes): Likewise.
9015 (linear_search_fdes): Eliminate type puns.
9017 2009-05-19 Richard Guenther <rguenther@suse.de>
9019 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
9020 not falsely claim to have propagated into all uses.
9022 2009-05-19 Ben Elliston <bje@au.ibm.com>
9024 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
9027 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9029 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
9030 * config/sh/sh.c (sh_legitimate_address_p): Make static.
9031 (TARGET_LEGITIMATE_ADDRESS_P): New.
9032 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9033 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9035 2009-05-18 Dodji Seketeli <dodji@redhat.com>
9038 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
9039 child of the containing namespace's DIE.
9041 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
9043 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
9044 *zero_extendhi_truncqi): Move after the zero_extend patterns.
9045 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
9048 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
9051 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
9052 gen_align with gen_pad.
9053 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
9054 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
9056 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
9057 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
9059 * config/i386/i386.md (align): Renamed to ...
9060 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
9061 ASM_OUTPUT_MAX_SKIP_PAD.
9063 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
9065 * config.gcc: Fix variable syntax.
9068 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
9069 before calling exact_log2.
9070 (output_iorsi3): Likewise.
9071 (output_xorsi3): Likewise.
9073 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9075 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
9076 for the none zero constant operand except for EQ and NE
9077 comprisons even when the first operand is R0.
9079 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
9081 * config/s390/2064.md: Remove trailing whitespaces.
9082 * config/s390/2084.md: Likewise.
9083 * config/s390/constraints.md: Likewise.
9084 * config/s390/fixdfdi.h: Likewise.
9085 * config/s390/libgcc-glibc.ver: Likewise.
9086 * config/s390/s390-modes.def: Likewise.
9087 * config/s390/s390-protos.h: Likewise.
9088 * config/s390/s390.c: Likewise.
9089 * config/s390/s390.h: Likewise.
9090 * config/s390/s390.md: Likewise.
9091 * config/s390/tpf-unwind.h: Likewise.
9093 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9095 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
9097 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9100 * configure.ac (m68k-*-*): Check if binutils support TLS.
9101 * configure: Regenerate.
9102 * config/m68k/predicates.md (symbolic_operand): Extend comment.
9103 * config/m68k/constraints.md (Cu): New constraint.
9104 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
9105 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
9106 (movsi): Handle TLS symbols.
9107 (addsi3_5200): Handle XTLS symbols, indent.
9108 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
9109 (m68k_tls_reference_p): Declare.
9110 (m68k_legitimize_address): Declare.
9111 (m68k_unwrap_symbol): Declare.
9112 * config/m68k/m68k.opt (mxtls): New option.
9113 * config/m68k/m68k.c (ggc.h): Include.
9114 (m68k_output_dwarf_dtprel): Implement hook.
9115 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
9116 (m68k_expand_prologue): Load GOT pointer when function needs it.
9117 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
9118 (m68k_legitimate_constant_address_p): Same.
9119 (m68k_decompose_address): Handle TLS references.
9120 (m68k_get_gp): New static function.
9121 (enum m68k_reloc): New contants.
9122 (TLS_RELOC_P): New macro.
9123 (m68k_wrap_symbol): New static function.
9124 (m68k_unwrap_symbol): New function.
9125 (m68k_final_prescan_insn_1): New static function.
9126 (m68k_final_prescan_insn): New function.
9127 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
9129 (legitimize_pic_address): Handle TLS references..
9130 (m68k_tls_get_addr, m68k_get_tls_get_addr)
9131 (m68k_libcall_value_in_a0_p)
9132 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
9133 (m68k_call_m68k_read_tp): Helper variables and functions for ...
9134 (m68k_legitimize_tls_address): Handle TLS references.
9135 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
9137 (m68k_legitimize_address): Handle TLS symbols.
9138 (m68k_get_reloc_decoration): New static function.
9139 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
9141 (m68k_output_dwarf_dtprel): Implement hook.
9142 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
9143 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
9144 m68k_call_* routines.
9145 (sched_attr_op_type): Handle TLS symbols.
9146 (gt-m68k.h): Include.
9147 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
9148 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
9150 2009-05-18 Martin Jambor <mjambor@suse.cz>
9152 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
9153 (visit_store_addr_for_mod_analysis): New function.
9154 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
9155 (determine_cst_member_ptr): Use gimple_assign_single_p.
9156 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
9157 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
9158 operands. Don't check number of operands of a NOP_EXPR.
9160 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
9162 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
9164 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
9167 * c-common.c (warn_logical_operator): Don't warn if one of
9168 expression isn't always true or false.
9170 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
9172 * config/i386/biarch32.h: New file.
9173 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
9175 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
9177 * config/mips/mips.md (*zero_extend<mode>_trunchi,
9178 *zero_extend<mode>_truncqi): Merge these into ...
9179 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
9180 Name the pattern following this as *zero_extendhi_truncqi.
9182 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
9185 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
9186 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
9187 (output_info): Make field HOST_WIDEST_INT.
9188 (print_statistics): Use HOST_WIDEST_INT_PRINT.
9189 (dump_bitmat_statistics): Same.
9191 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
9193 * config.gcc (use_gcc_stdint): Set to wrap.
9194 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
9195 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9196 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9197 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9198 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9199 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9200 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9201 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9203 2009-05-16 Joseph Myers <joseph@codesourcery.com>
9205 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
9207 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
9208 Move definitions earlier.
9209 (OPT_ARCH64, OPT_ARCH32): Define.
9210 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
9213 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9216 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
9219 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9221 * arm.md (movdi2): Copy non-reg values to DImode registers.
9223 2009-05-16 Jakub Jelinek <jakub@redhat.com>
9226 * final.c (label_to_max_skip): New function.
9227 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
9228 CODE_LABEL_NUMBER <= max_labelno.
9229 * output.h (label_to_max_skip): New prototype.
9230 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
9231 (ix86_avoid_jump_mispredicts): ... this. Don't define if
9232 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
9233 Handle CODE_LABELs with >= 16 byte alignment or with
9234 max_skip == (1 << align) - 1.
9235 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
9236 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
9239 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
9240 .p2align 3 if MAX_SKIP is smaller than 7.
9241 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9243 2009-05-15 Ian Lance Taylor <iant@google.com>
9245 * alias.c (struct alias_set_entry_d): Rename from struct
9246 alias_set_entry. Change all uses.
9247 * except.c (struct call_site_record_d): Rename from struct
9248 call_site_record. Change all uses.
9249 * except.h (struct eh_region_d): Rename from struct eh_region.
9251 * gcse.c (struct hash_table_d): Rename from struct hash_table.
9253 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
9254 ivtype_map_elt. Change all uses.
9255 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
9257 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
9258 * graphite.h (struct name_tree_d): Rename from struct name_tree.
9260 (struct sese_d): Rename from struct sese. Change all uses.
9261 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
9262 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
9263 * optabs.h (struct optab_d): Rename from struct optab. Change all
9265 (struct convert_optab_d): Rename from struct convert_optab.
9267 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
9268 ipa_opt_pass. Change all uses.
9269 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
9272 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
9273 defined as a typedef.
9274 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
9277 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9280 * fold-const.c (make_range,build_range_check,merge_ranges): Move
9282 (merge_ranges): Returns bool.
9283 * tree.h (make_range): .. to here.
9284 (build_range_check): Likewise.
9285 (merge_ranges): Likewise. Renamed from merge_ranges.
9286 * c-typeck.c (parser_build_binary_op): Update calls to
9287 warn_logical_operator.
9288 * c-common.c (warn_logical_operator): Add new warning.
9289 * c-common.h (warn_logical_operator): Update declaration.
9291 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9293 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
9295 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9297 * doc/install.texi: Document MPC requirements, flags etc.
9299 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
9300 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
9301 Evaluate constant arguments.
9302 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
9303 (fold_builtin_1): Likewise, also evaluate constant arguments.
9304 Remove superfluous break.
9305 (do_mpc_ckconv): New.
9306 * real.h: Include mpc.h.
9307 * toplev.c (print_version): Output MPC version info if available.
9309 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9311 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
9313 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
9315 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
9318 2009-05-15 Jan Hubicka <jh@suse.cz>
9320 * doc/invoke.texi (max-early-inliner-iterations): New flag.
9321 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
9322 (try_inline): Fix return value.
9323 (cgraph_decide_inlining_incrementally): Honor new value.
9324 (cgraph_early_inlining): Handle indirect inlining.
9325 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
9327 2009-05-15 Jan Hubicka <jh@suse.cz>
9329 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
9330 * cgraphunit.c (cgraph_finalize_function): Set it.
9331 (cgraph_expand_function): Use it.
9333 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9335 * real.c (encode_ieee_half): Define.
9336 (decode_ieee_half): Define.
9337 (ieee_half_format): Define.
9338 (arm_half_format): Define.
9339 * real.h (ieee_half_format): Declare.
9340 (arm_half_format): Declare.
9342 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9344 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
9345 swapped, and reversed optabs exist before trying to use them.
9347 2009-05-15 Paul Brook <paul@codesourcery.com>
9348 Sandra Loosemore <sandra@codesourcery.com>
9350 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
9351 loads. Allow PRE_DEC.
9352 (output_move_neon): Handle PRE_DEC.
9353 (arm_print_operand): Add 'A' for neon structure loads.
9354 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
9355 * config/arm/neon.md (neon_mov): Update comment.
9356 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
9358 (Um): New constraint.
9360 2009-05-15 Jan Hubicka <jh@suse.cz>
9362 Revert the following patch until testsuite fallout is fixed:
9363 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9364 * cgraph.h (struct inline_summary): New filed self_wize,
9365 size_inlining_benefit, self_time and time_inlining_benefit.
9366 (struct cgraph_global_info): Replace insns by time ans size fields.
9367 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9368 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9369 (ipcp_update_callgraph): Do not touch function bodies.
9370 * ipa-inline.c: Include except.h
9371 (MAX_TIME): New constant.
9372 (overall_insns): Remove
9373 (overall_size, max_benefit): New static variables.
9374 (cgraph_estimate_time_after_inlining): New function.
9375 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9376 (cgraph_clone_inlined_nodes): Update size.
9377 (cgraph_mark_inline_edge): Update size.
9378 (cgraph_estimate_growth): Use size info.
9379 (cgraph_check_inline_limits): Check size.
9380 (cgraph_default_inline_p): Likewise.
9381 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9382 (cgraph_decide_recursive_inlining): Check size.
9383 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9385 (cgraph_decide_inlining): Likewise.
9386 (cgraph_decide_inlining_incrementally): Likewise; honor
9387 PARAM_EARLY_INLINING_INSNS.
9388 (likely_eliminated_by_inlining_p): New predicate.
9389 (estimate_function_body_sizes): New function.
9390 (compute_inline_parameters): Use it.
9391 * except.c (must_not_throw_labels): New function.
9392 * except.h (must_not_throw_labels): Declare.
9393 * tree-inline.c (init_inline_once): Kill inlining_weigths
9394 * tree-ssa-structalias.c: Avoid uninitialized warning.
9395 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9396 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9397 (PARAM_INLINE_CALL_COST): Remove.
9398 (PARAM_EARLY_INLINING_INSNS): New.
9400 2009-05-15 Richard Guenther <rguenther@suse.de>
9402 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
9403 not TODO_update_ssa.
9405 2009-05-15 Richard Guenther <rguenther@suse.de>
9407 PR tree-optimization/39999
9408 * gimple.h (gimple_expr_type): Use the expression type looking
9409 through useless conversions.
9410 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
9411 (vn_nary_op_insert_stmt): Likewise.
9412 (simplify_binary_expression): Likewise.
9414 2009-05-15 Richard Guenther <rguenther@suse.de>
9416 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9417 New options, enabled by default.
9418 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9420 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
9421 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
9422 * tree-ssa-structalias.c (gate_tree_pta): New function.
9423 (pass_build_alias): Use it.
9425 2009-05-15 Joseph Myers <joseph@codesourcery.com>
9427 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
9428 recurse on an invariant address if a conversion from a pointer
9429 type to a wider integer type is involved.
9431 2009-05-15 Jan Hubicka <jh@suse.cz>
9433 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9434 * cgraph.h (struct inline_summary): New filed self_wize,
9435 size_inlining_benefit, self_time and time_inlining_benefit.
9436 (struct cgraph_global_info): Replace insns by time ans size fields.
9437 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9438 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9439 (ipcp_update_callgraph): Do not touch function bodies.
9440 * ipa-inline.c: Include except.h
9441 (MAX_TIME): New constant.
9442 (overall_insns): Remove
9443 (overall_size, max_benefit): New static variables.
9444 (cgraph_estimate_time_after_inlining): New function.
9445 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9446 (cgraph_clone_inlined_nodes): Update size.
9447 (cgraph_mark_inline_edge): Update size.
9448 (cgraph_estimate_growth): Use size info.
9449 (cgraph_check_inline_limits): Check size.
9450 (cgraph_default_inline_p): Likewise.
9451 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9452 (cgraph_decide_recursive_inlining): Check size.
9453 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9455 (cgraph_decide_inlining): Likewise.
9456 (cgraph_decide_inlining_incrementally): Likewise; honor
9457 PARAM_EARLY_INLINING_INSNS.
9458 (likely_eliminated_by_inlining_p): New predicate.
9459 (estimate_function_body_sizes): New function.
9460 (compute_inline_parameters): Use it.
9461 * except.c (must_not_throw_labels): New function.
9462 * except.h (must_not_throw_labels): Declare.
9463 * tree-inline.c (init_inline_once): Kill inlining_weigths
9464 * tree-ssa-structalias.c: Avoid uninitialized warning.
9465 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9466 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9467 (PARAM_INLINE_CALL_COST): Remove.
9468 (PARAM_EARLY_INLINING_INSNS): New.
9469 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
9470 (inline-call-cost): Remove.
9471 (early-inlining-insns): New.
9473 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9475 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9477 (print_int_cst_bounds_in_octal_p): Likewise.
9478 (dbxout_type): Adjust calls to above functions. Be prepared to deal
9480 * dwarf2out.c (base_type_die): Likewise.
9481 (is_subrange_type): Delete.
9482 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
9483 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
9484 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
9485 if the destination type is boolean.
9486 (build_range_check): Do not special-case subtypes.
9487 (fold_sign_changed_comparison): Likewise.
9488 (fold_unary): Likewise.
9489 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
9490 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
9491 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
9492 * tree.c (subrange_type_for_debug_p): New predicate based on the
9493 former is_subrange_type.
9494 * tree.h (subrange_type_for_debug_p): Declare.
9495 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
9496 (convert_affine_scev): Remove call to above function.
9497 (chrec_convert_aggressive): Likewise.
9498 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
9499 false for conversions involving subtypes.
9500 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
9501 (vrp_val_min): Likewise.
9502 (needs_overflow_infinity): Likewise.
9503 (extract_range_from_unary_expr): Likewise.
9505 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
9507 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9508 * config/frv/frv.c: Likewise.
9509 * config/s390/s390.c: Likewise.
9510 * config/sparc/sparc.h: Likewise.
9511 * config/i386/i386.h: Likewise.
9512 * config/i386/i386.c: Likewise.
9513 * config/crx/crx.c: Likewise.
9514 * config/m68hc11/m68hc11.h: Likewise.
9515 * config/iq2000/iq2000.c: Likewise.
9516 * config/mn10300/mn10300.h: Likewise.
9517 * config/mn10300/mn10300.c: Likewise.
9518 * config/m68k/m68k.c: Likewise.
9519 * config/rs6000/rs6000.c: Likewise.
9520 * config/rs6000/xcoff.h: Likewise.
9521 * config/rs6000/linux64.h: Likewise.
9522 * config/rs6000/sysv4.h: Likewise.
9523 * config/score/score3.c: Likewise.
9524 * config/score/score7.c: Likewise.
9525 * config/score/score.c: Likewise.
9526 * config/arm/arm.md: Likewise.
9527 * config/mips/mips.c: Likewise.
9528 * config/mips/mips.md: Likewise.
9529 * config/bfin/bfin.h: Likewise.
9530 * config/pa/pa.c: Likewise.
9531 * config/pa/constraints.md: Likewise.
9533 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9534 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9535 * config/pdp11/pdp11.h: Use memory_address_p instead.
9537 2009-05-14 Ian Lance Taylor <iant@google.com>
9539 * passes.c (finish_optimization_passes): Change i to int.
9540 * plugin.c (plugins_active_p): Change event to int.
9541 (dump_active_plugins): Likewise.
9542 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9544 * tree.c (tree_range_check_failed): Change c to unsigned int.
9545 (omp_clause_range_check_failed): Likewise.
9546 (build_common_builtin_nodes): Change mode to int. Add cast.
9547 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9548 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9550 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9551 ++ or -- with a variable of enum type.
9553 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9556 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9558 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9560 * store-motion.c: Do not include params.h
9561 * Makefile.in: Fix dependencies for various files.
9563 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9565 * auto-inc-dec.c: Fix pass description, remove apparent
9566 accidental duplication.
9568 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9571 * ipa-utils.h (memory_identifier_string): Moved to ...
9572 * tree.h (memory_identifier_string): Here. Add GTY(()).
9574 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9576 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9577 in the former documentation of...
9578 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9579 * ira-conflicts.c (get_dup_num): Use address_operand.
9580 * targhooks.c (default_legitimate_address_p): New.
9581 * targhooks.h (default_legitimate_address_p): New.
9582 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9584 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9585 * target.h (struct target): Add legitimate_address_p.
9586 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9587 (TARGET_INITIALIZER): Include it.
9589 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9590 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9591 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9592 (TARGET_LEGITIMATE_ADDRESS_P): New.
9594 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9595 (REG_OK_STRICT_P): Delete.
9596 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9597 (frv_legitimate_address_p_1): ... this.
9598 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9599 (frv_legitimate_address_p_1): ... the renamed old
9600 frv_legitimate_address_p.
9601 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9602 (TARGET_LEGITIMATE_ADDRESS_P): New.
9604 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9605 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9606 * config/s390/s390.c (legitimate_address_p): Rename to...
9607 (s390_legitimate_address_p): ... this, make static.
9608 (legitimize_address): Adjust call.
9609 (TARGET_LEGITIMATE_ADDRESS_P): New.
9610 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9612 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9613 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9614 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9615 (TARGET_LEGITIMATE_ADDRESS_P): New.
9617 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9618 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9619 * config/spu/spu.c (spu_legitimate_address): Rename to...
9620 (spu_legitimate_address_p): ... this, make static.
9621 (TARGET_LEGITIMATE_ADDRESS_P): New.
9623 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9624 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9625 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9626 (sparc_legitimate_address_p): ... this, make static and return bool.
9627 (legitimize_address): Adjust call.
9628 (TARGET_LEGITIMATE_ADDRESS_P): New.
9630 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9631 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9632 * config/i386/i386.c (legitimate_address_p): Rename to...
9633 (ix86_legitimate_address_p): ... this, make static.
9634 (constant_address_p): Move after it, adjust call.
9635 (TARGET_LEGITIMATE_ADDRESS_P): New.
9637 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9638 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9639 * config/avr/avr.c (legitimate_address_p): Rename to...
9640 (avr_legitimate_address_p): ... this, make static.
9641 (legitimize_address): Adjust call.
9642 (TARGET_LEGITIMATE_ADDRESS_P): New.
9644 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9645 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9646 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9647 (TARGET_LEGITIMATE_ADDRESS_P): New.
9649 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9650 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9651 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9652 (TARGET_LEGITIMATE_ADDRESS_P): New.
9654 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9655 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9657 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9659 (TARGET_LEGITIMATE_ADDRESS_P): New.
9661 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9662 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9664 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9666 (m68hc11_legitimate_address_p): ... this, make static.
9667 (go_if_legitimate_address_internal): Rename to...
9668 (m68hc11_legitimate_address_p_1): ... this.
9669 (legitimize_address): Adjust call.
9670 (TARGET_LEGITIMATE_ADDRESS_P): New.
9672 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9673 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9674 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9675 (TARGET_LEGITIMATE_ADDRESS_P): New.
9677 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9678 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9679 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9680 (mn10300_legitimate_address_p): ... this, make static.
9681 (TARGET_LEGITIMATE_ADDRESS_P): New.
9683 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9684 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9685 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9686 (TARGET_LEGITIMATE_ADDRESS_P): New.
9688 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9689 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9690 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9691 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9692 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9693 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9694 (rs6000_legitimate_address_p): ... this, make static.
9695 (TARGET_LEGITIMATE_ADDRESS_P): New.
9696 (REG_MODE_OK_FOR_BASE_P): Delete.
9697 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9699 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9700 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9702 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9703 static, adjust types.
9704 (TARGET_LEGITIMATE_ADDRESS_P): New.
9706 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9707 * config/score/score.c (score_address_p): Rename to...
9708 (score_legitimate_address_p): ... this.
9709 (TARGET_LEGITIMATE_ADDRESS_P): New.
9710 * config/score/score3.c (score3_address_p): Rename to...
9711 (score3_legitimate_address_p): ... this.
9712 * config/score/score7.c (score7_address_p): Rename to...
9713 (score7_legitimate_address_p): ... this.
9715 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9716 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9717 GO_IF_LEGITIMATE_ADDRESS): Delete.
9718 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9719 thumb2_legitimate_address_p): Delete.
9720 (arm_legitimate_address_p): Rename to...
9721 (arm_legitimate_address_outer_p): ... this.
9722 * config/arm/constraints.md ("Uq"): Adjust call.
9723 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9724 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9726 (arm_legitimate_address_outer_p): ... this.
9727 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9729 (TARGET_LEGITIMATE_ADDRESS_P): New.
9731 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9732 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9733 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9734 (TARGET_LEGITIMATE_ADDRESS_P): New.
9736 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9737 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9738 * config/vax/vax.c (legitimate_address_p): Rename to...
9739 (vax_legitimate_address_p): ... this, make static.
9740 (TARGET_LEGITIMATE_ADDRESS_P): New.
9742 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9743 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9744 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9745 (TARGET_LEGITIMATE_ADDRESS_P): New.
9747 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9748 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
9749 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
9750 (mmix_legitimate_address_p): ... this, make static.
9751 (TARGET_LEGITIMATE_ADDRESS_P): New.
9753 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9754 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
9755 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
9756 (TARGET_LEGITIMATE_ADDRESS_P): New.
9758 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9760 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
9761 of MODE_COMPLEX_INT.
9763 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9765 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
9766 LCT_NORMAL in function call.
9767 * mips-tdump.c (print_file_desc): Add cast to enum type.
9768 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
9769 (mark_stabs): Add casts to enum types.
9770 (parse_stabs_common): Add casts to enum types.
9772 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9774 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
9775 Check for invalid values of LETTER.
9777 2009-05-13 Taras Glek <tglek@mozilla.com>
9779 * attribs.c (register_attribute): moved out attribute registration
9780 into register_attribute.
9781 * doc/plugins.texi: Documented register_attribute and
9783 * gcc-plugin.h: Added forward decl for register_attribute.
9784 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
9785 * plugin.c (register_callback, invoke_plugin_callbacks): Added
9786 PLUGIN_ATTRIBUTES boilerplate.
9788 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
9790 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
9791 values even in sentinel and empty entries.
9792 (ms_printf_flag_specs): Likewise.
9793 (ms_scanf_flag_specs): Likewise.
9794 (ms_strftime_flag_specs): Likewise.
9795 (ms_print_char_table): Likewise.
9796 (ms_scan_char_table): Likewise.
9797 (ms_time_char_table): Likewise.
9799 2009-05-13 Doug Kwan <dougkwan@google.com>
9801 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
9803 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9805 * config/mips/mips.md (store): Add attributes for QI and HI.
9807 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
9808 (truncdi<mode>2): ... this new pattern.
9810 2009-05-13 Brad Hards <bradh@kde.org>
9812 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
9814 2009-05-14 Jakub Jelinek <jakub@redhat.com>
9815 Ben Elliston <bje@au.ibm.com>
9818 * dse.c (check_mem_read_rtx): Guard against width == -1.
9820 2009-05-13 Michael Matz <matz@suse.de>
9823 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
9824 (trivially_conflicts_p): New function.
9825 (insert_backedge_copies): Use it.
9827 2009-05-13 Janis Johnson <janis187@us.ibm.com>
9829 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
9830 (handle_stdc_pragma): Use new enum constant names.
9831 (handle_pragma_float_const_decimal64): Ditto.
9833 2009-05-13 Ian Lance Taylor <iant@google.com>
9835 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
9838 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
9840 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
9841 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
9843 * config/m68k/m68k.h (FL_UCLINUX): Define.
9845 2009-05-13 Jan Hubicka <jh@suse.cz>
9847 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
9849 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9851 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
9852 unless -fschedule-insns is specified.
9854 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9857 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
9858 TARGET_EXPAND_CBRANCHDI4.
9859 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
9860 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
9861 (cmpeqdi): Fix comment.
9863 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9865 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
9866 (sh_legitimate_address_p): Likewise.
9867 * config/sh/sh.c (sh_legitimate_index_p): New.
9868 (sh_legitimate_address_p): Likewise.
9869 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
9870 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
9871 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
9872 (MAYBE_BASE_REGISTER_RTX_P): New macro.
9873 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
9874 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
9875 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
9876 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
9877 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
9879 2009-05-12 Jan Hubicka <jh@suse.cz>
9881 * tree-inline.c (estimate_operator_cost): Add operands;
9882 when division happens by constant, it is cheap.
9883 (estimate_num_insns): Loads and stores are not having cost of 0;
9884 EH magic stuff is cheap; when computing runtime cost of switch,
9885 use log2 base of amount of its cases; builtin_expect has cost of 0;
9886 compute cost for moving return value of call.
9887 (init_inline_once): Initialize time_based flags.
9888 * tree-inline.h (eni_weights_d): Add time_based flag.
9890 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9892 * df-core.c: Update head documentation.
9894 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9897 * rs6000.c (rs6000_generate_compare): Use op1b instead of
9898 shadowing exisiting variable op1.
9900 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
9903 * config/i386/driver-i386.c (processor_signatures): New enum.
9904 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
9905 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
9906 processor signature to detect geode processor.
9908 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9912 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9914 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9915 causes spurious differences between trunk and cond-optab branch.
9917 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9919 * dojump.c (compare_from_rtx): Delete.
9920 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
9921 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
9922 if the comparison does not satisfy the predicate; test predicates for
9923 operands 2 and 3 of a cstore pattern. Don't try cstore optab
9924 further if one existing pattern fails.
9925 * expr.h (compare_from_rtx): Delete.
9926 (prepare_operand): Declare it.
9927 * optabs.c: Change "lib call" to "libcall" throughout.
9928 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
9929 HAVE_conditional_trap, emit_cmp_insn): Delete.
9930 (can_compare_p): Delete cmp_optab case.
9931 (prepare_float_lib_cmp): Return an rtx and a machine mode.
9932 Accept other parameters by value.
9933 (prepare_operand): Make non-static.
9934 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
9935 other parameters by value. Try to widen operands here based on
9936 an optab_methods argument and looking at cbranch_optab.
9937 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
9938 loop. Use cbranch_optab directly.
9939 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
9940 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
9942 (emit_conditional_move, emit_conditional_add): Inline what's needed
9943 of compare_from_rtx, using new prepare_cmp_insn for the rest.
9944 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
9945 with COMPARE. Move cmov_optab and cstore_optab above
9946 with cbranch_optab, move cmp_optab down with ucmp_optab,
9947 remove tst_otpab. Do not initialize trap_rtx.
9948 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
9949 for trap code. Do not check HAVE_conditional_trap. Use
9950 prepare_cmp_insn. Accept no predicate for operand 3.
9951 * optabs.h (OTI_cmp): Mark as used only for libcalls.
9952 (OTI_ctrap, ctrap_optab): New.
9953 (tst_optab): Delete.
9954 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
9955 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
9956 with lookup of ctrap_optab.
9957 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
9961 * combine.c (combine_simplify_rtx, simplify_set): Do not
9962 special case comparing against zero for cc0 machines.
9963 * simplify-rtx.c (simplify_binary_operation_1): Never remove
9964 COMPARE on cc0 machines.
9965 (simplify_relational_operation): Return a new expression when
9966 a COMPARE could be removed.
9967 * final.c (final_scan_insn): Compare cc_status values
9968 against LHS of a (compare FOO (const_int 0)) cc0 source.
9969 Also check if cc_status.value is the full compare.
9971 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
9972 (cstoreMM4): Document.
9973 (conditional_trap): Document ctrapMM4 instead.
9974 (sync_compare_and_swapMM): Refer to cbranchcc4.
9975 (Dependent Patterns): Eliminate obsolete information referring to
9976 the old jump optimization phase.
9977 (Canonicalization): Include cbranchcc4 case, omit canonicalization
9978 of compares with 0 on cc0 machines.
9979 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
9980 avoiding references to cc0. Remove text about storing operands
9982 * doc/tm.texi (Condition Codes): Include blurb on different
9983 condition code representations, separate into subsections for
9984 CC0, MODE_CC and conditional execution.
9986 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
9987 alpha_emit_setcc): Accept operands and a machine mode.
9988 * config/alpha/alpha.c (alpha_emit_conditional_branch):
9989 Get code/op0/op1 from operands, use machine mode argument
9990 instead of alpha_compare.fp_p. Emit the branch here.
9991 (alpha_emit_setcc): Likewise, and return boolean.
9992 (alpha_emit_conditional_move): Likewise. Assert that
9993 cmp_op_mode == cmp_mode, and simplify accordingly.
9994 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
9995 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
9996 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
9998 (stack probe test): Use cbranchdi4.
9999 * config/alpha/predicates.md (alpha_cbranch_operator): New.
10001 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
10002 * config/arc/arc.h (movsicc, movsfcc): Use it.
10003 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
10004 (cbranchsi4, cstoresi4): New.
10005 (cmpsi, bCC and sCC expanders): Remove.
10007 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
10008 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
10009 * config/arm/predicates.md (arm_comparison_operator): Only include
10010 floating-point operators if there is a hardware floating-point unit.
10011 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
10012 deferring to cbranch_cc and cstore_cc respectively.
10013 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
10014 cbranch_cc, cstore_cc): New.
10015 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
10017 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
10019 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
10020 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
10022 (adjust_insn_length): Adjust calls.
10023 (avr_reorg): Handle (compare (foo) (const_int 0)).
10024 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
10025 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
10026 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
10027 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
10029 (cbranchqi4, cbranchhi4, cbranchsi4): New.
10030 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
10032 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
10033 (cbranchsi4, cstorebi4, cstoresi4): New.
10034 (movbisi): This insn is duplicate, split it to zero_extend.
10035 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
10036 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
10037 (bfin_optimize_loop): Use cbranch expander.
10038 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
10039 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
10040 (bfin_bimode_comparison_operator): ... this.
10041 (bfin_direct_comparison_operator): New.
10043 * config/cris/cris.c (cris_normal_notice_update_cc): Look
10044 inside (compare FOO (const_int 0)).
10045 (cris_rtx_costs): Handle ZERO_EXTRACT.
10046 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
10047 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
10048 (*tstdi_v32): Delete.
10049 (*cmpdi_non_v32): Add M alternative for operand 1.
10050 (cmpsi, cmp<mode>): Make private.
10051 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
10053 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
10055 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
10056 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
10057 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
10058 (cc_reg_operand): New.
10059 (any_cond): Delete.
10060 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
10061 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
10062 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
10063 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
10064 crx_expand_scond): Delete.
10066 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
10068 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
10069 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
10071 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
10072 cstoresi4, cstoresf4, cstoredf4): New.
10073 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
10074 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10075 Receive the entire operands array.
10076 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
10077 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
10078 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10079 Get test/op0/op1 from the operands array.
10080 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
10082 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
10083 (h8300_expand_store): New.
10084 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
10086 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
10087 (h8300_expand_store): New.
10088 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
10089 or do not try to produce (set (cc0) REG).
10090 (peepholes): Wrap arguments with COMPARE. Add a peephole to
10091 change a compare into a move to a scratch register. Disable some
10092 peepholes when comparing with zero.
10093 (tstsi, tsthi, tstsi, cmpqi): Make private.
10095 (bCC, sCC): Delete.
10096 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
10099 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
10100 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
10101 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
10102 (ix86_emit_i387_log1p): Use cbranchxf2.
10103 (ix86_expand_setcc): Return void.
10104 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
10105 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
10106 cmp<MODEF>, cmpcc): Remove.
10107 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
10108 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
10109 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
10110 (sCC and bCC expanders): Remove.
10111 (stack_protect_test): Use cbranchcc4.
10113 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
10115 (ia64_expand_compare): Accept three rtx by reference and return void.
10116 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
10117 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
10118 from *expr. Update *expr with the BImode comparison to do.
10119 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
10120 cmptf, bCC, sCC, conditional_trap): Delete.
10121 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
10122 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
10123 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
10124 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
10125 * config/ia64/predicates.md (ia64_cbranch_operator): New.
10127 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
10128 type of last argument.
10129 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
10130 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
10131 use machine mode argument instead of branch_type. Remove dead
10132 code for floating-point comparisons.
10133 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
10134 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
10136 (cbranchsi4, cstoresi4): New.
10137 * config/iq2000/predicates.md (reg_or_const_operand): New.
10139 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
10140 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
10141 (b<code>_op): Rewrite to...
10142 (bcc_op): ... this, using match_operator.
10143 (s<code>_op): Rewrite to...
10144 (scc_op): ... this, using match_operator.
10145 (s<code>_24_op): Rewrite to...
10146 (scc_op_24): ... this, using match_operator.
10147 (s<code>_<mode>): Rewrite to...
10148 (cstore<mode>4): ... this, using match_operator.
10149 (s<code>_<mode>_24): Rewrite to...
10150 (cstore<mode>4_24): ... this, using match_operator.
10151 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
10152 m32c_unpend_compare, m32c_expand_scc): Delete.
10153 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
10154 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
10155 (m32c_expand_movcc): Change NE to EQ if necessary.
10156 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
10158 * config/m32r/m32r-protos.h (gen_cond_store): New.
10159 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
10160 (gen_cond_store): New, from sCC patterns.
10161 (m32r_expand_block_move): Use cbranchsi4.
10162 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
10163 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
10164 (cbranchsi4, cstoresi4): New.
10166 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
10168 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
10169 (m68hc11_notice_update_cc): Look into a compare with 0.
10170 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
10172 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
10173 cmphi, cmpqi, bCC): Delete.
10174 (cbranchsi4, cbranchhi4, cbranchqi4): New.
10175 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
10176 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
10179 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
10180 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
10181 * config/m68k/constraints.md (H): New.
10182 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
10183 the define_insn below.
10184 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
10185 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
10186 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
10187 patterns): Wrap RHS with COMPARE.
10188 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
10189 (*cmpdi_internal): Name this pattern.
10190 (cmpdi): Change to define_insn.
10191 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
10192 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
10193 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
10195 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
10196 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
10197 (conditional_trap): Change to...
10198 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
10199 (*conditional_trap): Use the ordered_comparison_operator and
10200 const1_operand predicates.
10201 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
10202 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
10203 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
10204 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
10206 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
10207 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
10208 (mcore_gen_compare): New.
10209 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
10210 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
10211 (mcore_gen_compare): ... this.
10212 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
10213 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
10214 (stack probe pattern): Use cbranchsi4.
10216 * config/mips/predicates.md (mips_cstore_operator): New.
10217 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
10218 * config/mips/mips.md (any_cond): Delete.
10219 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
10221 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
10222 fixuns_truncsfdi2): Use cbranch patterns.
10223 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
10224 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
10225 Adjust call to mips_expand_conditional_branch.
10226 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
10228 * config/mips/mips-protos.h (mips_expand_conditional_branch,
10229 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
10230 * config/mips/mips.c (cmp_operands): Delete.
10231 (mips_emit_compare): Get comparison operands from *op0/*op1.
10232 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
10233 that it succeeds. Use op0/op1 instead of cmp_operands.
10234 (mips_expand_conditional_branch, mips_expand_conditional_move,
10235 mips_expand_conditional_trap): Likewise.
10236 (mips_block_move_loop): Use cbranch patterns.
10237 * config/mips/mips.h (cmp_operands): Delete.
10239 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
10240 (mmix_gen_compare_reg): Just return a register in the right CC mode.
10241 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
10242 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
10243 (*cmpcc_folded): Rename to...
10244 (*cmpdi_folded): this.
10245 (*cmpcc): Rename to...
10247 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
10250 (cbranchdf4): New. Handle invalid comparisons here.
10251 * config/mmix/predicates.md (float_comparison_operator): New.
10253 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
10254 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
10255 * config/mn10300/mn10300.md (tst): Delete.
10256 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
10257 Name these patterns and wrap RHS in a compare.
10258 (*cmpsi): Make this pattern private. Include tst.
10259 (*cmpsf): Make this pattern private.
10260 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
10261 (compare with zero peepholes): Likewise.
10263 (cbranchsi4, cbranchsf4): New.
10264 (casesi): Use cbranchsi4.
10266 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
10267 hppa_branch_type): Delete.
10268 (return_addr_rtx): Use cbranchsi4.
10269 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
10270 Emit CCFPmode comparison here.
10271 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
10272 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
10273 hppa_branch_type): Delete.
10274 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
10275 (movsicc, movdicc): Remove references to hppa_compare_op0,
10276 hppa_compare_op1 and compare_from_rtx.
10277 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
10278 (casesi): Use cbranchsi4.
10280 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
10281 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
10282 * config/pdp11/pdp11.md (register_or_const0_operand): New.
10283 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
10284 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
10286 (cbranchdf4, cbranchhi4, cbranchqi4): New.
10287 (*branch, *branch_inverted): New.
10289 * config/picochip/picochip.md (cbranchhi4): Use
10290 ordered_comparison_operator.
10291 (cmphi, bCC): Remove.
10293 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
10294 (trap_comparison_operator): Delete.
10295 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
10296 rs6000_emit_cbranch): Accept mode and operands.
10297 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
10298 rs6000_compare_fp_p): Delete.
10299 (rs6000_generate_compare): Accept mode and comparison. Extract code
10300 and op0/op1 from there. Replace references to rs6000_compare_op0
10301 and rs6000_compare_op1.
10302 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
10303 extract result from passed operands.
10304 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
10305 extract loc from passed operands.
10306 (rs6000_emit_cmove): Likewise.
10307 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
10308 rs6000_compare_fp_p): Delete.
10309 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
10310 (cbranch<GPR>4, cbranch<FP>4): New.
10311 (cstore<mode>4): New. Consolidate here all choices about when to use
10312 portable or specialized sCC sequences.
10313 (stack_protect_test): Use cbranchsi4.
10314 (conditional_trap): Replace with ctrap<GPR>4.
10315 (conditional trap insn): Replace trap_comparison_operator with
10316 ordered_comparison_operator.
10318 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
10319 (s390_emit_prologue): Use ctrap.
10320 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
10321 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
10322 New predicates replacing...
10323 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
10324 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
10325 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
10326 (add<mode>cc): Do not use s390_compare_op0/op1.
10327 (s<code>): Change to...
10328 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
10329 (seq): Change to...
10330 (cstorecc4): ... this. Handle EQ or NE equally.
10331 (*sne): Un-privatize for use in cstorecc4.
10332 (b<code>): Change to...
10333 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
10334 (conditional_trap): Replace with...
10335 (ctrap<GPR>4, ctrap<FP>4): ... these.
10336 (stack_protect): Use cbranchcc4.
10338 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
10339 * config/score/score-protos.h (score_gen_cmp): Delete.
10340 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
10341 (score_block_move-loop): Use cbranchsi4.
10342 * config/score/score.md (cbranchsi4): New.
10343 (cmpsi, bCC): Delete.
10344 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
10345 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10346 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
10347 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10348 * config/score/score3.h (score3_gen_cmp): Delete.
10349 * config/score/score7.h (score7_gen_cmp): Delete.
10351 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
10352 (sh_emit_scc_to_t): ... this. Return void.
10353 (from_compare): Rename to...
10354 (sh_emit_compare_and_branch): ... this.
10355 (sh_emit_compare_and_set): New.
10356 (sh_expand_t_scc): Accept operands.
10357 * config/sh/predicates.md (sh_float_comparison_operator): New.
10358 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
10359 (prepare_scc_operands): Rename to...
10360 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
10362 (sh_emit_cheap_store_flag): New.
10363 (sh_emit_set_t_insn): New.
10364 (from_compare): Rename to...
10365 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
10366 handling of TARGET_SH2E floating point to avoid recursive call.
10367 Generate branch here.
10368 (sh_emit_compare_and_set): New.
10369 (sh_expand_t_scc): Get op0/op1 from arguments.
10370 (sh_emit_cheap_store_flag): New.
10371 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
10373 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
10374 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
10375 (movsicc, movdicc): Do nothing when it recreated operands from
10376 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
10377 prepare_scc_operands (now sh_emit_scc_to_t).
10378 (udivdi3): Use cstoresi4.
10379 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
10380 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
10381 (cbranchint4_media, cbranchfp4_media): New.
10382 (casesi): Use cbranchdi4.
10383 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
10385 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
10386 (movnegt): Remove second operand.
10387 (cbranchsf4, cbranchdf4): New.
10388 (stack_protect): Use cbranchdi4/cbranchsi4.
10390 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
10391 (gen_compare_reg): Accept comparison, extract part of it to...
10392 (gen_compare_reg_1): ... this.
10393 (gen_compare_operator): Delete.
10394 (gen_v9_scc): Accept separate destination, comparison code and arms.
10395 Do not use sparc_compare_op0/sparc_compare_op1.
10396 (emit_scc_insn, emit_conditional_branch_insn): New.
10397 (emit_v9_brxx): Make static. Remove useless assertion.
10398 (sparc_emit_float_lib_cmp): Return RTL instead of calling
10400 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
10401 * config/sparc/sparc-protos.h (gen_compare_reg,
10402 sparc_emit_float_lib_cmp): Adjust prototype.
10403 (emit_scc_insn, emit_conditional_branch_insn): New.
10404 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
10405 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
10406 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
10407 iterators to the top.
10408 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
10409 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
10410 snedi_special_trunc): Delete.
10411 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
10412 and snedi_special_trunc.
10413 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
10414 cbranchdi4, cbranch<F:mode>4): New.
10415 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
10416 here. Use gen_compare_reg instead of gen_compare_operator.
10417 (conditional_trap): Replace with...
10418 (ctrapsi4, ctrapdi4): ... this.
10419 (stack_protect_test): Use cbranchcc4.
10421 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
10423 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
10424 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
10425 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
10426 from operands[0] or operands[3] depending on is_set.
10427 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
10428 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
10429 cmpdf, bCC), sCC: Remove.
10430 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
10431 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
10433 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10434 spu_emit_branch_or_set.
10436 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
10438 * config/stormy16/stormy16.h (xstormy16_compare_op0,
10439 xstormy16_compare_op1): Delete.
10440 * config/stormy16/stormy16.c (xstormy16_compare_op0,
10441 xstormy16_compare_op1): Delete.
10442 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
10444 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10445 (cmphi, cmpsi, bCC): Remove.
10447 * config/v850/v850.md (tstsi, cmpsi): Fold into...
10448 (*cmpsi): ... this one.
10449 (cbranchsi4, cstoresi4): New.
10450 (bCC expanders): Delete.
10451 (sCC insns): Fold into...
10452 (*setcc): ... this one.
10453 (casesi): Do not use gen_cmpsi and gen_bgtu.
10454 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
10455 (movsicc): Simplify.
10456 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
10458 * config/vax/vax-protos.h (cond_name): New.
10459 (vax_output_conditional_branch): Remove.
10460 * config/vax/vax.c (cond_name): New.
10461 (vax_output_conditional_branch): Remove.
10462 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
10463 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
10464 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
10465 (bit<VAXint>): Wrap source with (compare).
10466 (b<code> and following unnamed pattern): Rename to *branch and
10467 *branch_reversed. Change macroization to match_operator.
10468 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
10470 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
10471 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
10472 Change last argument to machine_mode.
10473 (xtensa_expand_scc): Add machine_mode argument.
10474 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
10475 (gen_conditional_move, xtensa_expand_conditional_branch,
10476 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
10477 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
10478 Adjust operand numbers.
10479 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
10481 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10482 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10483 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10485 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10487 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10488 causes spurious differences between trunk and cond-optab branch.
10490 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10493 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10495 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10497 * tree.c (iterative_hash_pointer): Delete.
10498 (iterative_hash_expr): Short-circuit handling of NULL pointer.
10499 Hash UIDs and versions of SSA names. Don't special-case built-in
10500 function declarations.
10502 2009-05-11 Ian Lance Taylor <iant@google.com>
10505 * graphite.c: Force -Wc++-compat to only be a warning before
10506 #including "cloog/cloog.h".
10508 2009-05-11 Martin Jambor <mjambor@suse.cz>
10510 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10512 2009-05-11 Jan Hubicka <jh@suse.cz>
10514 * tree-ssa-loop-ivcanon.c: Include target.h
10515 (struct loop_size): new structure.
10516 (constant_after_peeling): New predicate.
10517 (tree_estimate_loop_size): New function.
10518 (estimated_unrolled_size): Rewrite for new estimates.
10519 (try_unroll_loop_completely): Use new estimates.
10520 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10522 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10524 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10525 libcpp interface change.
10526 (spu_macro_to_expand): Likewise.
10528 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10530 PR tree-optimization/40026
10531 * gimplify.c (gimplify_init_constructor): Change initial conditional
10532 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10533 optimize_compound_literals_in_ctor.
10535 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10537 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10539 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10541 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10543 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10544 HOST_WIDE_INT for gap.
10546 2009-05-11 Ira Rosen <irar@il.ibm.com>
10548 PR tree-optimization/40074
10549 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10550 account in group size and step comparison.
10552 2009-05-11 Richard Guenther <rguenther@suse.de>
10554 * passes.c (init_optimization_passes): Strip now incorrect comment.
10555 (execute_function_todo): Do not set PROP_alias.
10556 * tree-pass.h (PROP_alias): Remove.
10557 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10558 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10559 * tree-nrv.c (pass_return_slot): Likewise.
10560 * tree-object-size.c (pass_object_sizes): Likewise.
10561 * tree-ssa-dom.c (pass_dominator): Likewise.
10562 (pass_phi_only_cprop): Likewise.
10563 * tree-ssa-dse.c (pass_dse): Likewise.
10564 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10565 (pass_cselim): Likewise.
10566 * tree-ssa-pre.c (pass_pre): Likewise.
10567 (pass_fre): Likewise.
10568 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10569 * tree-ssa-sink.c (pass_sink_code): Likewise.
10570 * tree-stdarg.c (pass_stdarg): Likewise.
10571 * tree-tailcall.c (pass_tail_calls): Likewise.
10572 * tree-vrp.c (pass_vrp): Likewise.
10574 2009-05-10 Ian Lance Taylor <iant@google.com>
10576 * basic-block.h (enum profile_status): Break out of struct
10577 control_flow_graph.
10578 * cgraph.h (struct inline_summary): Break out of struct
10580 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10581 of struct cgraph_order_sort.
10582 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10583 * cse.c (struct branch_path): Break out of struct
10584 cse_basic_block_data.
10585 * except.h (enum eh_region_type): Break out of struct eh_region.
10586 * gcc.c (enum add_del): Break out of struct modify_target.
10587 * genrecog.c (enum decision_type): Break out of struct decision_test.
10588 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10590 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10591 * regmove.c (enum match_use): New enum, broken out of struct match.
10592 * sched-int.h (enum post_call_group): New enum, broken out of
10594 (struct deps_reg): Break out of struct deps.
10595 * target.h (struct asm_int_op): Break out of struct gcc_target.
10596 * tree-eh.c (struct goto_queue_node): Break out of struct
10598 * tree-inline.h (enum copy_body_cge_which): Break out of
10600 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10602 * c-decl.c (in_struct, struct_types): New static variables.
10603 (pushtag): Add loc parameter. Change all callers.
10604 (lookup_tag): Add ploc parameter. Change all callers.
10605 (check_compound_literal_type): New function.
10606 (parser_xref_tag): Add loc parameter. Change all callers. If
10607 -Wc++-compat, warn about struct/union/enum types defined within a
10609 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10610 and loc parameters. Change all callers. Change error calls to
10611 error_at, using loc. For a redefinition, if the location of the
10612 original definition is known, report it. Set in_struct and
10613 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10614 (finish_struct): Add new parameters enclosing_in_struct and
10615 enclosing_struct_types. Change all callers. Set
10616 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10617 in the struct. If in a struct, add this struct to struct_types.
10618 (start_enum): Add loc parameter. Change all callers. Use
10619 error_at for errors, using loc. For a redefinition, if the
10620 location of the original definition is known, report it. If in a
10621 struct, add this enum type to struct_types. If -Wc++-compat warn
10622 if in sizeof, typeof, or alignof.
10623 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10624 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10625 (c_parser_enum_specifier): Get enum location for start_enum.
10626 (c_parser_struct_or_union_specifier): Get struct location for
10627 start_struct. Save in_struct and struct_types status between
10628 start_struct and finish_struct.
10629 (c_parser_cast_expression): Get location of cast.
10630 (c_parser_alignof_expression): Get location of type.
10631 (c_parser_postfix_expression): Likewise.
10632 (c_parser_postfix_expression_after_paren_type): Add type_loc
10633 parameter. Change all callers. Call check_compound_literal_type.
10634 Use type_loc for error about variable size type.
10635 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10636 of an enum constant from an enum type defined in a struct or union.
10637 (c_cast_expr): Add loc parameter. Change all callers. If
10638 -Wc++-compat, warn about defining a type in a cast.
10639 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10640 (start_enum, start_struct, finish_struct): Update declarations.
10641 (parser_xref_tag, c_cast_expr): Update declarations.
10642 (check_compound_literal_type): Declare.
10644 2009-05-11 Ben Elliston <bje@au.ibm.com>
10646 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10647 for recent libcpp interface change.
10648 (rs6000_macro_to_expand): Likewise.
10650 2009-05-10 Michael Matz <matz@suse.de>
10653 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10654 not at entry of function.
10656 2009-05-10 Richard Guenther <rguenther@suse.de>
10658 PR tree-optimization/40081
10660 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10661 using the main variant of the element type. Do not fiddle with
10662 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10664 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10665 structs with volatile fields.
10667 2009-05-10 Jan Hubicka <jh@suse.cz>
10669 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10670 (estimate_move_cost): Assert that it does not get called for
10672 (estimate_num_insns): Skip VOID types in argument handling.
10673 (optimize_inline_calls): Delete unreachable blocks and verify that
10674 callgraph is valid.
10676 2009-05-10 Jan Hubicka <jh@suse.cz>
10678 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10679 * cgraph.c (cgraph_mark_address_taken_node): New function.
10680 (dump_cgraph_node): Dump new flag.
10681 * cgraph.h (struct cgraph_node): Add address_taken.
10682 (cgraph_mark_address_taken_node): New function.
10683 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10684 since new direct calls can be born.
10686 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10688 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10689 tok->val.node.node.
10691 2009-05-10 Jan Hubicka <jh@suse.cz>
10693 PR middle-end/40084
10694 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10696 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10697 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10698 * tree-inline.c (copy_bb): Set frequency correctly.
10699 (fold_marked_statements): Update call to
10700 cgraph_update_edges_for_call_stmt.
10702 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10704 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10705 identifiers in diagnostics.
10706 * config/arm/arm.c (arm_handle_fndecl_attribute,
10707 arm_handle_isr_attribute): Likewise.
10708 * config/avr/avr.c (avr_handle_progmem_attribute,
10709 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10710 * config/bfin/bfin.c (handle_int_attribute,
10711 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10712 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10713 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10715 * config/darwin.c (darwin_handle_kext_attribute,
10716 darwin_handle_weak_import_attribute): Likewise.
10717 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10718 h8300_handle_eightbit_data_attribute,
10719 h8300_handle_tiny_data_attribute): Likewise.
10720 * config/i386/i386.c (ix86_handle_cconv_attribute,
10721 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10722 * config/i386/winnt.c (ix86_handle_shared_attribute,
10723 ix86_handle_selectany_attribute): Likewise.
10724 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10725 * config/m32c/m32c.c (function_vector_handler): Likewise.
10726 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10727 m68hc11_handle_fntype_attribute): Likewise.
10728 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10729 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10730 * config/mips/mips.c (mips_insert_attributes,
10731 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10732 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10733 rs6000_handle_struct_attribute): Likewise.
10734 * config/sh/sh.c (sh_insert_attributes,
10735 sh_handle_resbank_handler_attribute,
10736 sh_handle_interrupt_handler_attribute,
10737 sh2a_handle_function_vector_handler_attribute,
10738 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10740 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10741 * config/spu/spu.c (spu_handle_fndecl_attribute,
10742 spu_handle_vector_attribute): Likewise.
10743 * config/stormy16/stormy16.c
10744 (xstormy16_handle_interrupt_attribute): Likewise.
10745 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10746 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
10748 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10750 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
10751 (pp_translate_identifiers): New.
10752 (pp_identifier): Only conditionally translate identifier to locale
10754 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
10755 (pp_base_tree_identifier): Only conditionally translate identifier
10756 to locale character set.
10757 * c-pretty-print.c (M_): Define.
10758 (pp_c_type_specifier, pp_c_primary_expression): Mark English
10759 fragments for conditional translation with M_.
10760 * tree-pretty-print.c (maybe_init_pretty_print): Disable
10761 identifier translation.
10763 2009-05-10 Richard Guenther <rguenther@suse.de>
10765 PR tree-optimization/40081
10766 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10767 using the main variant of the element type. Do not fiddle with
10768 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10770 2009-05-09 Jan Hubicka <jh@suse.cz>
10772 PR middle-end/40080
10773 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
10774 indirect calls; verify cgraph afterwards.
10776 2009-05-09 Jan Hubicka <jh@suse.cz>
10779 * ipa.c (update_inlined_to_pointer): New function.
10780 (cgraph_remove_unreachable_nodes): Use it.
10782 2009-05-09 Jan Hubicka <jh@suse.cz>
10784 * tree-eh.c (struct leh_state): Remove prev_try.
10785 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
10786 not track prev_try.
10787 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
10788 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
10789 remove_eh_handler_and_replace, foreach_reachable_handler,
10790 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
10791 * except.h (struct eh_region): Remove eh_region_u_cleanup.
10792 (gen_eh_region_cleanup): Update prototype.
10794 2009-05-09 Jan Hubicka <jh@suse.cz>
10796 PR middle-end/40043
10797 * except.c (copy_eh_region): Always set prev_try.
10798 (redirect_eh_edge_to_label): Find outer try.
10799 (foreach_reachable_handler): When looking for prev try
10800 handle case where previous try is not going to be taken.
10802 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
10804 PR tree-optimization/40049
10805 * tree-vect-stmts.c (vectorizable_operation): If the machine has
10806 only vector/vector shifts, convert the type of the constant to the
10807 appropriate type to avoid building incorrect trees, which
10808 eventually have problems with garbage collection.
10810 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10812 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
10813 -1 for complex floating-point types if honoring signed zeros.
10815 2009-05-08 Jan Hubicka <jh@suse.cz>
10817 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
10818 argument; handle correctly when profile is absent.
10819 (build_cgraph_edges): Update.
10820 (rebuild_cgraph_edges): Update.
10821 * cgraph.c: Do not include varray.h.
10822 (cgraph_set_call_stmt_including_clones): New function.
10823 (cgraph_create_edge_including_clones): Likewise
10824 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
10825 (cgraph_update_edges_for_call_stmt): Handle clones.
10826 (cgraph_remove_node): Handle clone tree.
10827 (cgraph_remove_node_and_inline_clones): New function.
10828 (dump_cgraph_node): Dump clone tree.
10829 (cgraph_clone_node): Handle clone tree.
10830 (clone_function_name): Bring here from tree-inline.c.
10831 (cgraph_create_virtual_clone): New function.
10832 * cgraph.h (ipa_replace_map): Move here from ipa.h.
10833 (cgraph_clone_info): New function.
10834 (strut cgraph_node): Add clone_info and new clone tree pointers.
10835 (cgraph_remove_node_and_inline_clones,
10836 cgraph_set_call_stmt_including_clones,
10837 cgraph_create_edge_including_clones,
10838 cgraph_create_virtual_clone): Declare.
10839 (cgraph_function_versioning): Use VEC argument.
10840 (compute_call_stmt_bb_frequency): Update prototype.
10841 (cgraph_materialize_all_clones): New function.
10842 * ipa-cp.c (ipcp_update_cloned_node): Remove.
10843 (ipcp_create_replace_map): Update to VECtors.
10844 (ipcp_update_callgraph): Use virtual clones.
10845 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
10846 (ipcp_update_profiling): Do not update local profiling.
10847 (ipcp_insert_stage): Use VECtors and virtual clones.
10848 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
10849 (clone_of_p): New function.
10850 (cgraph_preserve_function_body_p): Use clone tree.
10851 (cgraph_optimize): Materialize clones.
10852 (cgraph_function_versioning): Update for VECtors.
10853 (save_inline_function_body): Use clone tree.
10854 (cgraph_materialize_clone): New function.
10855 (cgraph_materialize_all_clones): Likewise.
10856 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
10857 * ipa.c: Include gimple.h.
10858 (cgraph_remove_unreachable_nodes): Use clone tree.
10859 * ipa-prop.c (ipa_note_param_call): Update call to
10860 compute_call_stmt_bb_frequencycall.
10861 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
10862 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
10863 (copy_bb): Handle updating of clone tree; add new edge when new call
10865 (expand_call_inline): Be strict about every call having edge.
10866 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
10867 (delete_unreachable_blocks_update_callgraph): New function.
10868 (tree_function_versioning): Use VECtors; always remove unreachable
10869 blocks and fold conditionals.
10870 * tree-inline.h: Do not include varray.h.
10871 (tree_function_versioning): Remove.
10872 * Makefile.in (GTFILES): Remove tree-inline.c
10873 * passes.c (do_per_function): Do only functions having body.
10874 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
10877 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
10878 Andrew Morrow <acm@google.com>
10881 * c-common.c (c_common_attribute_table): Permit deprecated
10882 attribute to take an optional argument.
10883 (handle_deprecated_attribute): If the optional argument to
10884 __attribute__((deprecated)) is not a string ignore the attribute
10885 and emit a warning.
10887 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
10888 * c-typeck.c (build_component_ref): Likewise.
10889 (build_external_ref): Likewise.
10891 * toplev.c (warn_deprecated_use): Add an attribute argument.
10892 Emit the message associated with __attribute__((deprecated)).
10894 * toplev.h (warn_deprecated_use): Updated.
10896 * doc/extend.texi: Document new optional parameter to
10897 __attribute__((deprecated))
10899 2009-05-08 Michael Eager <eager@eagercon.com>
10901 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
10902 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
10904 2009-05-08 Richard Guenther <rguenther@suse.de>
10906 PR tree-optimization/40062
10907 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
10908 Avoid exponential behavior.
10910 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10912 PR rtl-optimization/33928
10914 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
10915 process_uses, build_single_def_use_links): New.
10916 (update_df): Update use_def_ref.
10917 (forward_propagate_into): Use get_def_for_use instead of use-def
10919 (fwprop_init): Call build_single_def_use_links and let it initialize
10921 (fwprop_done): Free use_def_ref.
10922 (fwprop_addr): Eliminate duplicate call to df_set_flags.
10923 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
10924 df_rd_simulate_one_insn): New.
10925 (df_rd_bb_local_compute_process_def): Update head comment.
10926 (df_chain_create_bb): Use the new RD simulation functions.
10927 * df.h (df_rd_simulate_artificial_defs_at_top,
10928 df_rd_simulate_one_insn): New.
10929 * opts.c (decode_options): Enable fwprop at -O1.
10930 * doc/invoke.texi (-fforward-propagate): Document this.
10932 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10935 * c-typeck.c (build_binary_op): Handle arithmetic between one real
10936 and one complex operand specially.
10937 * tree-complex.c (some_nonzerop): Do not identify a real value as
10938 zero if flag_signed_zeros.
10940 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10942 PR rtl-optimization/33928
10943 * loop-invariant.c (record_use): Fix && vs. || mishap.
10945 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10947 PR rtl-optimization/33928
10948 * loop-invariant.c (struct use): Add addr_use_p.
10949 (struct def): Add n_addr_uses.
10950 (struct invariant): Add cheap_address.
10951 (create_new_invariant): Set cheap_address.
10952 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
10953 (record_uses): Pass df_ref to record_use.
10954 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
10957 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10959 * config/sh/sh.c: Do not include c-pragma.h.
10961 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
10963 * config/spu/spu.c: Remove include of c-common.h.
10965 2009-05-07 Janis Johnson <janis187@us.ibm.com>
10968 * c-common.h (mark_valid_location_for_stdc_pragma,
10969 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
10970 clear_float_const_decimal64, float_const_decimal64_p): New.
10971 * c.opt (Wunsuffixed-float-constants): New.
10972 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
10973 unsuffixed float constant, handle new warning.
10974 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
10975 * c-decl.c (c_scope): New flag float_const_decimal64.
10976 (set_float_const_decimal64, clear_float_const_decimal64,
10977 float_const_decimal64_p): New.
10978 (push_scope): Set new flag.
10979 * c-parser.c (c_parser_translation_unit): Mark when it's valid
10980 to use STDC pragmas.
10981 (c_parser_external_declaration): Ditto.
10982 (c_parser_compound_statement_nostart): Ditto.
10983 * c-pragma.c (valid_location_for_stdc_pragma,
10984 mark_valid_location_for_stdc_pragma,
10985 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
10986 handle_pragma_float_const_decimal64): New.
10987 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
10988 * cp/semantics.c (valid_location_for_stdc_pragma_p,
10989 set_float_const_decimal64, clear_float_const_decimal64,
10990 float_const_decimal64_p): New dummy functions.
10991 * doc/extend.texi (Decimal Float): Remove statement that the
10992 pragma, and suffix for double constants, are not supported.
10993 * doc/invoke.texi (Warning Options): List new option.
10994 (-Wunsuffixed-float-constants): New.
10996 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
10998 * config/i386/i386.c: Do not include c-common.h.
11000 2009-05-07 Mark Heffernan <meheff@google.com>
11002 * doc/invoke.texi (Debugging Options): Document change of debugging
11004 * opts.c (decode_options): Make dump_base_name relative to
11005 aux_base_name directory.
11007 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
11009 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
11010 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
11012 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
11014 * Makefile.in (install-plugin): Simplify a bit.
11016 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
11018 * Makefile.in (OBJS-common): Add regcprop.o.
11020 * timevar.def (TV_CPROP_REGISTERS): New.
11021 * regrename.c (regrename_optimize): Return 0.
11022 (rest_of_handle_regrename): Delete.
11023 (pass_rename_registers): Point to regrename_optimize.
11024 (struct value_data_entry, struct value_data,
11025 kill_value_one_regno, kill_value_regno, kill_value,
11026 set_value_regno, init_value_data, kill_clobbered_value,
11027 kill_set_value, kill_autoinc_value, copy_value,
11028 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
11029 replace_oldest_value_reg, replace_oldest_value_addr,
11030 replace_oldest_value_mem, copyprop_hardreg_forward_1,
11031 debug_value_data, validate_value_data): Move...
11032 * regcprop.c: ... here.
11033 (rest_of_handle_cprop): Delete.
11034 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
11036 2009-05-07 Jakub Jelinek <jakub@redhat.com>
11038 PR middle-end/40057
11039 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
11040 GEN_INT for 1 << bitnum.
11041 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
11042 build_int_cst_type.
11044 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
11046 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
11047 Remove wrong description of "nand" operation.
11049 2009-05-06 Richard Guenther <rguenther@suse.de>
11050 Adam Nemet <anemet@caviumnetworks.com>
11052 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
11053 comment. Add that if LHS is not a gimple register, then RHS1 has
11054 to be a single object (GIMPLE_SINGLE_RHS).
11056 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
11058 * expr.c (get_def_for_expr): Move it up in the file.
11059 (store_field): When expanding a bit-field store, look at the
11060 defining gimple stmt for the masking conversion.
11062 2009-05-06 Janis Johnson <janis187@us.ibm.com>
11064 PR middle-end/39986
11065 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
11066 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
11067 32-bit memcpy into long.
11069 2009-05-06 Jakub Jelinek <jakub@redhat.com>
11071 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
11072 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
11074 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
11075 instead of appending DW_OP_deref*.
11077 2009-05-06 Michael Matz <matz@suse.de>
11079 PR middle-end/40021
11080 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
11081 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
11083 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
11085 * Makefile.in (install-plugin): Fix srcdir handling.
11087 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
11089 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
11090 when processing for not_regs_needed bitmap.
11091 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
11092 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
11093 handling it for rhs.
11095 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11097 * config/i386/i386.md (unnamed inc/dec peephole): Use
11098 optimize_insn_for_size_p instead of optimize_size.
11099 * config/i386/predicates.md (incdec_operand): Likewise.
11100 (aligned_operand): Likewise.
11101 * config/i386/sse.md (divv8sf3): Likewise.
11102 (sqrtv8sf2): Likewise.
11104 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11106 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
11108 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
11110 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11112 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
11113 ssemodesuffixf2c with avxmodesuffixf2c.
11115 2009-05-06 Joseph Myers <joseph@codesourcery.com>
11118 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
11120 2009-05-05 Jakub Jelinek <jakub@redhat.com>
11122 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
11123 (struct tree_base): Adjust spacing for 8 bit boundaries.
11124 (struct tree_decl_common): Add decl_by_reference_flag bit.
11125 (DECL_BY_REFERENCE): Adjust.
11126 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
11127 print DECL_BY_REFERENCE bit.
11128 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
11129 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
11130 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
11131 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
11134 PR middle-end/39666
11135 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
11136 range of the type, but default label is missing, add it with one
11137 of the existing labels instead of adding a new label for it.
11139 2009-05-05 Joseph Myers <joseph@codesourcery.com>
11143 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
11145 * Makefile.in (enable_plugin, plugin_includedir): New.
11146 (install): Depend on install-plugin.
11147 (PLUGIN_HEADERS): New.
11148 (install-plugin): New.
11149 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
11151 2009-05-05 Richard Guenther <rguenther@suse.de>
11153 PR tree-optimization/40022
11154 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
11156 (phivn_valid_p): Fix tuplification error, simplify.
11157 (phiprop_insert_phi): Add dumps.
11158 (propagate_with_phi): Simplify.
11160 2009-05-05 Richard Guenther <rguenther@suse.de>
11162 PR middle-end/40023
11163 * builtins.c (gimplify_va_arg_expr): Properly build the address.
11165 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
11167 * tree.h (strip_float_extensions): Remove duplicate declaration.
11168 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
11169 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
11170 block_ultimate_origin): Rearrange the declarations line to match the
11171 comment that indicates the .c file which the functions are defined.
11172 (dwarf2out_*, set_decl_rtl): Add comment.
11173 (get_base_address): Adjust comment.
11174 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
11175 declarations line and add comment.
11176 (is_builtin_name): Add blank after function name, for clarity.
11178 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11180 * attribs.c (decl_attributes): Use %qE for identifiers in
11182 * cgraphunit.c (verify_cgraph_node): Translate function names to
11183 locale character set in diagnostics.
11184 * coverage.c (get_coverage_counts): Use %qE for identifiers in
11186 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
11187 Document that functions are named in UTF-8.
11188 * expr.c (expand_expr_real_1): Translate function names to locale
11189 character set in diagnostics.
11190 * gimplify.c (omp_notice_variable, omp_is_private,
11191 gimplify_scan_omp_clauses): Use %qE for identifiers in
11193 * langhooks.c (lhd_print_error_function): Translate function names
11194 to locale character set.
11195 * langhooks.h (decl_printable_name): Document that return value is
11196 in internal character set.
11197 * stmt.c: Include pretty-print.h
11198 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
11200 (resolve_operand_name_1): Translate named operand name to locale
11202 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
11204 * toplev.c (announce_function): Translate function names to locale
11206 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
11207 (default_tree_printer): Use pp_identifier or translate identifiers
11208 to locale character set. Mark "<anonymous>" for translation.
11209 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
11210 for identifiers in diagnostics.
11211 * tree.c (handle_dll_attribute): Use %qE for identifiers in
11213 * varasm.c (output_constructor): Use %qE for identifiers in
11216 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
11218 * configure.ac: use ` ` instead of $()
11219 * configure: Regenerate.
11221 2009-05-05 Ben Elliston <bje@au.ibm.com>
11223 * config/pa/linux-atomic.c: Eliminate conditional include of
11224 errno.h on non-LP64 systems to simplify build requirements.
11226 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11228 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
11230 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
11231 and pass value to identifier_to_locale.
11232 (warn_variable_length_array): Make name a tree.
11233 (grokdeclarator): Separate diagnostic texts for named and unnamed
11234 declarators. Use %qE for named declarators.
11235 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
11237 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
11238 identifiers in diagnostics.
11239 * c-typeck.c (push_member_name, start_init): Pass identifiers to
11240 identifier_to_locale. Mark "anonymous" strings for translation.
11242 2009-05-04 Michael Eager <eager@eagercon.com>
11244 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
11245 address for DImode/DFmode only if double-precision FP regs.
11247 2009-05-04 Michael Eager <eager@eagercon.com>
11249 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
11250 TARGET_SINGLE_FLOAT check.
11252 2009-05-04 Michael Eager <eager@eagercon.com>
11254 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
11256 2009-05-04 Michael Eager <eager@eagercon.com>
11258 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
11259 * config/rs6000/t-xilinx: New
11261 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
11263 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
11264 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
11265 * gcc/explow.c (memory_address): Use target hook.
11266 * gcc/targhooks.c (default_legitimize_address): New.
11267 * gcc/targhooks.h (default_legitimize_address): New.
11268 * gcc/target.h (legitimize_address): New.
11269 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
11270 (TARGET_INITIALIZER): Include it.
11271 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
11273 * config/bfin/bfin-protos.h (legitimize_address): Remove.
11274 * config/bfin/bfin.c (legitimize_address): Remove.
11275 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
11276 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
11278 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
11279 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
11281 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
11282 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
11283 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
11284 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
11285 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
11286 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
11287 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
11288 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
11289 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
11290 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
11291 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
11292 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
11293 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
11294 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
11295 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
11296 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
11297 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
11298 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
11299 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
11300 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
11301 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
11302 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
11303 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
11305 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
11306 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
11307 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
11308 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
11309 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
11310 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
11311 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
11312 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
11313 (thumb_legitimize_address): Delete.
11314 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
11315 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
11316 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
11317 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
11318 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
11319 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
11321 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
11324 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
11325 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
11326 * config/m32r/m32r.c (m32r_legitimize_address): New.
11327 * config/m68k/m68k.c (m68k_legitimize_address): New.
11328 * config/score/score.c (score_legitimize_address): Standardize.
11329 * config/score/score3.c (score3_legitimize_address): Standardize.
11330 * config/score/score3.h (score3_legitimize_address): Adjust.
11331 * config/score/score7.c (score7_legitimize_address): Standardize.
11332 * config/score/score7.h (score7_legitimize_address): Adjust.
11333 * config/sh/sh.c (sh_legitimize_address): New.
11334 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
11336 * gcc/config/s390/s390.c (legitimize_address): Rename to...
11337 (s390_legitimize_address): ... this.
11338 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
11339 (sparc_legitimize_address): ... this.
11340 * gcc/config/i386/i386.c (legitimize_address): Rename to...
11341 (ix86_legitimize_address): ... this.
11342 * gcc/config/avr/avr.c (legitimize_address): Rename to...
11343 (avr_legitimize_address): ... this.
11344 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
11345 (mn10300_legitimize_address): ... this.
11346 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
11347 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
11348 (alpha_expand_mov): Adjust call.
11350 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
11351 * config/spu/spu.c (spu_legitimize_address): Likewise.
11352 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
11353 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
11355 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11357 * intl.c (locale_encoding, locale_utf8): New.
11358 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
11359 * intl.h (locale_encoding, locale_utf8): Declare.
11360 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
11361 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
11363 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
11365 (pp_tree_identifier): Define to call pp_base_tree_identifier.
11366 (pp_base_tree_identifier): Declare as function.
11367 (identifier_to_locale): Declare.
11368 * Makefile.in (pretty-print.o): Update dependencies.
11369 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
11371 2009-05-04 Richard Guenther <rguenther@suse.de>
11373 PR middle-end/40015
11374 * builtins.c (fold_builtin_memory_op): Do not decay to element
11375 type if the size matches the whole array.
11377 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11379 * expmed.c (synth_mult): When trying out a shift, pass the result
11382 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11384 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
11385 (shiftsub1_cost): New.
11386 (init_expmed): Compute shiftsub1_cost.
11387 (synth_mult): Optimize multiplications by constants of the form
11388 -(2^^m-1) for some constant positive integer m.
11390 2009-05-03 Richard Guenther <rguenther@suse.de>
11393 * c-typeck.c (array_to_pointer_conversion): Do not built
11394 ADDR_EXPRs of arrays of pointer-to-element type.
11395 * c-gimplify.c (c_gimplify_expr): Revert change fixing
11396 up wrong ADDR_EXPRs after-the-fact.
11397 * c-common.c (strict_aliasing_warning): Strip pointer
11398 conversions for obtaining the original type.
11399 * builtins.c (fold_builtin_memset): Handle array types.
11400 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
11403 2009-05-03 Richard Guenther <rguenther@suse.de>
11405 PR middle-end/23329
11406 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
11407 Do not lose casts from array types with unknown extent to array
11408 types with known extent.
11409 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
11410 alias set compatibility.
11412 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11414 * flags.h (extra_warnings): Delete.
11415 * toplev.c (process_options): Handle Wuninitialized here.
11416 * opts.c (extra_warnings): Delete.
11417 (set_Wextra): Delete.
11418 (common_handle_option): -Wextra can be handled automatically.
11419 * c-opts.c (c_common_handle_option): Delete obsolete code.
11420 (c_common_post_options): Simplify comment.
11421 * common.opt (W): Add Var.
11423 (Wuninitialized): Initialize to -1.
11425 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11426 Richard Guenther <rguenther@suse.de>
11428 * expr.c (get_def_for_expr): New function.
11429 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
11430 SSA rather than trees.
11431 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
11432 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
11434 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11436 * c-common.c (reswords): Add _Imaginary.
11437 * c-common.c (enum rid): Add RID_IMAGINARY.
11439 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11441 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11442 Patch by Richard Guenther.
11444 2009-05-03 Anatoly Sokolov <aesok@post.ru>
11446 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
11447 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11448 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11449 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
11450 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
11451 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
11452 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
11453 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
11454 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
11455 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
11456 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
11457 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
11458 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
11459 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
11460 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
11461 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
11462 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
11463 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
11465 2009-05-02 Richard Guenther <rguenther@suse.de>
11467 PR tree-optimization/39940
11468 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11471 2009-05-02 Richard Guenther <rguenther@suse.de>
11473 PR middle-end/40001
11474 * tree-ssa.c (execute_update_addresses_taken): Properly check
11475 if we can mark a variable DECL_GIMPLE_REG_P.
11476 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
11477 back to the end of the function.
11478 (is_gimple_reg_type): Remove complex type special casing.
11479 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
11482 2009-05-02 Ben Elliston <bje@au.ibm.com>
11484 * doc/collect2.texi (Collect2): Document search path behaviour
11485 when configured with --with-ld.
11487 2009-05-02 Jan Hubicka <jh@suse.cz>
11489 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
11490 parameter; update callers.
11491 (coalesce_cost_edge): EH edges are costier because they needs
11492 splitting even if not critical and even more costier when there are
11493 multiple EH predecestors.
11495 2009-05-02 Jan Hubicka <jh@suse.cz>
11497 * except.c (remove_eh_handler_and_replace): Handle updating after
11498 removing TRY blocks.
11500 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11502 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11504 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11506 * varasm.c: Do not include c-pragma.h.
11507 * attribs.c: Do not incude c-common.h.
11509 2009-05-01 Michael Matz <matz@suse.de>
11511 * calls.c (initialize_argument_information): Handle SSA names like
11512 decls with a non MEM_P DECL_RTL.
11514 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11516 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
11517 * ipa-utils.c: Likewise.
11518 * ipa-type-escape.c: Likewise.
11519 * cgraphunit.c Do not include c-common.h.
11520 * ipa-pure-const.c: Likewise.
11521 * tree-if-conv.c: Likewise.
11522 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11523 * ipa-struct-reorg.c: Likewise.
11524 * tree-nomudflap.c: Likewise.
11525 * tree-ssa-structalias.c: Likewise.
11527 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11529 * store-motion.c: Many cleanups to make this pass a first-class
11530 citizen instead of an appendix to gcse load motion. Add TODO list
11531 to make this pass faster/cleaner/better.
11533 (struct ls_expr): Post gcse.c-split cleanups.
11534 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11535 "stores" field to "avail_stores".
11536 (pre_ldst_mems): Rename to store_motion_mems.
11537 (pre_ldst_table): Rename to store_motion_mems_table.
11538 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11539 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11540 (ldst_entry): Rename to st_expr_entry, update users.
11541 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11542 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11543 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11545 (first_ls_expr): Rename to first_st_expr, update users.
11546 (next_ls_expr): Rename to next_st_expr, update users.
11547 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11548 fields properly for store motion instead of names inherited from load
11550 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11551 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11554 (ae_kill): Rename to st_kill, update users.
11555 (ae_gen): Rename to st_avloc, update users.
11556 (transp): Rename to st_transp, update users.
11557 (pre_insert_map): Rename to st_insert_map, update users.
11558 (pre_delete_map): Rename to st_delete_map, update users.
11559 (insert_store, build_store_vectors, free_store_memory,
11560 one_store_motion_pass): Update for abovementioned changes.
11562 (gcse_subst_count, gcse_create_count): Remove.
11563 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11564 and "n_stores_created", local variables.
11566 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11569 (regvec, compute_store_table_current_insn): Remove.
11570 (reg_set_info, reg_clear_last_set): Remove.
11571 (compute_store_table): Use DF caches instead of local dataflow
11574 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11576 * c-objc-common.c (c_tree_printer): Print identifiers with
11577 pp_identifier, not pp_string. Mark "({anonymous})" for
11579 * c-pretty-print.c (pp_c_ws_string): New.
11580 (pp_c_cv_qualifier, pp_c_type_specifier,
11581 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11582 pp_c_storage_class_specifier, pp_c_function_specifier,
11583 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11584 pp_c_primary_expression, pp_c_postfix_expression,
11585 pp_c_unary_expression, pp_c_shift_expression,
11586 pp_c_relational_expression, pp_c_equality_expression,
11587 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11588 use pp_string and pp_c_ws_string in place of pp_identifier and
11589 pp_c_identifier for non-identifiers. Mark English strings for
11591 * c-pretty-print.h (pp_c_ws_string): Declare.
11593 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11594 Roland McGrath <roland@redhat.com>
11596 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11597 (ENABLE_LD_BUILDID): New configuration option.
11598 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11599 (LINK_BUILDID_SPEC): New macro.
11600 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11602 * doc/install.texi: Document --enable-linker-build-id option.
11603 * configure: Rebuild.
11604 * config.in: Rebuild.
11606 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11608 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11609 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11610 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11611 MIPS_GP_SAVE_AREA_SIZE.
11612 * config/mips/mips.c (struct mips_frame_info): Update comment
11613 before arg_pointer_offset and hard_frame_pointer_offset.
11614 (mips_compute_frame_info): Update diagram before function: to
11615 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11616 indicate the position of frame_pointer_rtx with -fstack-protector and
11617 to show args_size. Don't allocate cprestore area for leaf functions
11618 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11620 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11622 2009-04-30 Michael Matz <matz@suse.de>
11624 PR tree-optimization/39955
11625 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11627 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11629 * ira.c (setup_cover_and_important_classes): Use safe macro
11630 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11632 * genpreds.c (write_tm_preds_h): Output suitable definition of
11633 REG_CLASS_FOR_CONSTRAINT.
11635 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11637 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11639 * bitmap.c (bitmap_descriptor): Likewise.
11640 * ggc-common.c (loc_descriptor): Likewise.
11641 * varray.c (varray_descriptor): Likewise.
11642 * vec.c (vec_descriptor): Likewise.
11644 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11646 * Makefile.in (dce.o): Add $(EXCEPT_H).
11647 * dce.c: Include except.h and delete redundant vector definitions.
11648 (deletable_insn_p): Return false for non-call insns that can throw
11651 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11653 * gcse.c (ae_gen): Remove.
11654 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11655 and make non-static function to make it available in store-motion.c.
11656 Update call sites with search-and-replace.
11657 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11658 extract_mentioned_regs, extract_mentioned_regs_helper,
11659 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11660 store_killed_in_insn, store_killed_after, store_killed_before,
11661 build_store_vectors, insert_insn_start_basic_block, insert-store,
11662 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11663 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11664 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11665 * store-motion.c: ...new file. Also copy data structures from gcse.c
11666 and clean up to remove parts not used by store motion.
11667 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11668 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11670 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11673 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11674 when optimizing for size.
11676 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11678 * gcse.c (gcse_constant_p): Fix typo in last change.
11680 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11682 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11684 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11686 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11688 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11690 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11691 CONST_HIGH_PART result.
11693 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11695 * config/avr/avr.c (initial_elimination_offset): Rename to
11696 avr_initial_elimination_offset.
11697 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11698 change return type to bool.
11699 (avr_can_eliminate): New function.
11700 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11701 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11702 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11703 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11704 avr_initial_elimination_offset.
11705 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11706 (avr_initial_elimination_offset): Define.
11708 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11709 Steven Bosscher <steven@gcc.gnu.org>
11711 PR rtl-optimization/39938
11712 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11713 * cfgrtl.c: Include insn-attr.h.
11714 (rest_of_pass_free_cfg): New function.
11715 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11716 * resource.c (init_resource_info): Remove call to df_analyze.
11718 2009-04-29 Richard Guenther <rguenther@suse.de>
11721 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11722 allow conversion to signed integers.
11724 2009-04-29 Richard Guenther <rguenther@suse.de>
11726 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11727 shifts of floating point vectors if the shift amount is
11728 a constant multiple of the element size.
11730 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11731 Michael Matz <matz@suse.de>
11733 PR middle-end/39927
11735 * tree-outof-ssa.c (emit_partition_copy): New function.
11736 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11737 insert_part_to_rtx_on_edge): Perform the partition base var
11738 copy using emit_partition_copy.
11739 (insert_value_copy_on_edge): Convert constants to the right mode.
11740 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11741 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11743 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11745 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11746 scan backwards to try to find a constant to initialize it.
11748 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
11749 insn before the loop_end instruction, don't look past labels.
11751 2009-04-29 Richard Guenther <rguenther@suse.de>
11753 PR middle-end/39937
11754 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
11755 loose type conversions.
11756 (forward_propagate_addr_expr): Fix tuplification bug. Remove
11757 stmts only if there are no uses of its definition.
11759 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11761 * config/bfin/bfin.h (splitting_loops): Declare.
11762 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
11763 Reorder bit definitions to be ascending.
11764 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
11765 * config/bfin/bfin.c (splitting_loops): New variable.
11766 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
11767 (struct loop_info): Remove members INIT and LOOP_INIT.
11768 (bfin_optimize_loop): Don't set them. Reorder the code that generates
11769 the LSETUP sequence. Allow LC to be loaded from any register, but
11770 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
11771 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
11773 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
11774 of reload_completed.
11777 * config/bfin/bfin.md (movsi_insn): Refine constraints.
11779 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
11781 * Makefile.in (PLUGIN_VERSION_H): New.
11782 (OBJS-common): Remove plugin-version.o.
11783 (plugin.o): Depend on (PLUGIN_VERSION_H).
11784 (plugin-version.o): Remove.
11785 * configure: Regenerate
11786 * configure.ac: Create plugin-version.h.
11787 * gcc-plugin.h (plugin_gcc_version): Remove.
11788 (plugin_default_version_check): Change signature.
11789 * plugin-version.c: Remove.
11790 * plugin.c: Include plugin-version.h.
11791 (str_plugin_gcc_version_name): Remove.
11792 (try_init_one_plugin): Pass gcc version to plugin_init.
11793 (plugin_default_version_check): Both gcc and plugin versions are now
11796 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11798 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
11799 problematic last insns. Test for TYPE_CALL rather than CALL_P.
11800 Remove special case testing for last insn of inner loops. Don't fail
11801 if the loop ends with a jump, emit an extra nop instead.
11803 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
11804 DREGS rather than comparing directly. Remove code that tries to
11805 account for latencies.
11807 2009-04-29 Richard Guenther <rguenther@suse.de>
11809 PR tree-optimization/39941
11810 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
11811 eliminating an indirect call.
11813 2009-04-29 Richard Guenther <rguenther@suse.de>
11815 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
11816 parameter. Allow invariants as base if !require_lvalue.
11817 (verify_gimple_assign_single): Adjust.
11819 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11821 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
11822 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
11823 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
11824 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
11825 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
11827 * config/bfin/bfin.c (bfin_expand_builtin,
11828 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
11830 2009-04-28 Richard Guenther <rguenther@suse.de>
11832 * tree-vect-loop.c (get_initial_def_for_induction): Use
11833 correct types for pointer increment.
11835 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11837 * toplev.c (print_version): Update GMP version string calculation.
11839 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
11841 PR rtl-optimization/39938
11842 * resource.c (init_resource_info): Add call to df_analyze.
11844 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11846 * config/alpha/alpha.md (usegp): Cast the result of
11847 alpha_find_lo_sum_using_gp to enum attr_usegp.
11848 * config/alpha/alpha.c (override_options): Remove end-of-structure
11849 marker element from cpu_table. Use array size of cpu_table to handle
11850 -mcpu and -mtune options.
11851 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
11853 2009-04-28 Joseph Myers <joseph@codesourcery.com>
11855 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
11856 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
11857 tune_32 and tune_64.
11858 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11859 support on PowerPC.
11860 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
11861 * config/rs6000/option-defaults.h: ... here. New file.
11862 (OPT_64, OPT_32): Define.
11863 (MASK_64BIT): Define to 0 if not already defined.
11864 (OPT_ARCH64, OPT_ARCH32): Define.
11865 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
11868 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11870 * config/arm/arm.c (arm_override_options): Emit error on using
11873 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11875 PR rtl-optimization/39914
11876 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11877 registers for allocnos created from user-defined variables only
11878 when not optimizing.
11880 2009-04-28 Richard Guenther <rguenther@suse.de>
11882 PR middle-end/39937
11883 * fold-const.c (fold_binary): Use distribute_real_division only
11886 2009-04-28 Steve Ellcey <sje@cup.hp.com>
11888 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
11889 add hpux-stdint.h to tm_file.
11890 (hppa[12]*-*-hpux11*): Ditto.
11891 (ia64*-*-hpux*): Ditto.
11892 * config/hpux-stdint.h: New.
11893 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
11894 __STDC_EXT__ for all compiles.
11895 * config/pa/pa-hpux.h: Ditto.
11896 * config/pa/pa-hpux10.h: Ditto.
11897 * config/pa/pa-hpux11.h: Ditto.
11899 2009-04-28 Catherine Moore <clm@codesourcery.com>
11901 * debug.h (set_name): Add comment.
11903 2009-04-28 Andrew Pinski <pinskia@gmail.com>
11906 * config/darwin.c (machopic_gen_offset): Check
11907 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
11908 * config/arm/arm.c (require_pic_register): Likewise.
11910 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
11912 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
11913 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
11914 m32c_promote_prototypes): Delete.
11916 2009-04-28 Michael Matz <matz@suse.de>
11918 PR middle-end/39922
11919 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
11922 2009-04-28 Richard Guenther <rguenther@suse.de>
11924 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
11926 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11928 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
11929 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
11930 * config/arm/arm-tune.md: Regenerate.
11932 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
11934 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
11935 block if there are complex incoming edges.
11936 (sel_merge_blocks): Remove useless assert.
11937 (sel_redirect_edge_and_branch): Check that edge was redirected.
11938 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
11939 (sel_find_rgns): Delete declaration.
11940 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
11941 the region when it is not a preheader.
11943 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11946 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
11948 2009-04-28 Richard Guenther <rguenther@suse.de>
11950 * tree.h (SSA_NAME_VALUE): Remove.
11951 (struct tree_ssa_name): Remove value_handle member.
11952 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
11953 array for jump threading.
11954 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
11956 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
11957 * tree-flow.h (threadedge_initialize_values): Declare.
11958 (threadedge_finalize_values): Likewise.
11959 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
11960 (SSA_NAME_VALUE): Define.
11961 (threadedge_initialize_values): New function.
11962 (threadedge_finalize_values): Likewise.
11963 * tree-ssa-dom.c (ssa_name_values): New global variable.
11964 (SSA_NAME_VALUE): Define.
11965 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
11967 2009-04-28 Ira Rosen <irar@il.ibm.com>
11969 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
11970 Use REPORT_VECTORIZED_LOCATIONS instead
11971 REPORT_VECTORIZED_LOOPS.
11972 * tree-vectorizer.c (vect_verbosity_level): Make static.
11973 (vect_loop_location): Rename to vect_location.
11974 (vect_set_verbosity_level): Update comment.
11975 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
11977 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
11978 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
11979 instead REPORT_UNVECTORIZED_LOOPS.
11980 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
11981 and vect_loop_def to vect_external_def and vect_internal_def.
11982 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
11983 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
11984 REPORT_UNVECTORIZED_LOCATIONS.
11985 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
11986 and vect_used_in_loop and to vect_unused_in_scope and
11987 vect_used_in_scope.
11988 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
11989 (vect_verbosity_level): Remove declaration.
11990 (vect_analyze_operations): Likewise.
11991 (vect_analyze_stmt): Declare.
11992 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
11993 REPORT_UNVECTORIZED_LOCATIONS.
11994 (vect_get_loop_niters): Fix indentation.
11995 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
11996 (vect_analyze_loop_operations): New function.
11997 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
11998 vect_analyze_operations.
11999 (vect_is_simple_reduction): Use new names.
12000 (vectorizable_live_operation, vect_transform_loop): Likewise.
12001 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
12002 to specify whether the data references can be a part of interleaving
12004 (vect_analyze_data_ref_dependence): Use new names.
12005 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
12006 (vect_create_addr_base_for_vector_ref): Remove redundant code.
12007 * tree-vect-patterns.c (widened_name_p): Use new names.
12008 (vect_recog_dot_prod_pattern): Likewise.
12009 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
12010 (process_use, vect_mark_stmts_to_be_vectorized,
12011 vect_model_simple_cost, vect_model_store_cost,
12012 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
12013 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
12014 vectorizable_operation, vectorizable_type_demotion,
12015 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
12016 vectorizable_condition): Likewise.
12017 (vect_analyze_operations): Split into vect_analyze_loop_operations
12019 (vect_analyze_stmt): ... new function.
12020 (new_stmt_vec_info): Use new names.
12021 (vect_is_simple_use): Use new names and fix comment.
12022 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
12023 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
12025 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12028 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
12029 and integer modes for x87 operands. Do not ICE for unsupported size,
12030 generate error instead. Generate error for unsupported operand types.
12031 ['z']: Do not handle HImode memory operands specially. Warning
12032 for floating-point operands. Fallthru to 'Z' for unsupported operand
12033 types. Do not ICE for unsupported size, generate error instead.
12034 (output_387_binary_op): Use %Z to output operands.
12035 (output_fp_compare): Ditto.
12036 (output_387_reg_move): Ditto.
12038 2009-04-28 Ben Elliston <bje@au.ibm.com>
12043 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12045 * builtins.c (c_strlen): Do not warn here.
12046 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
12047 * c-common.c (pointer_int_sum): Take an explicit location.
12048 Warn about offsets out of bounds.
12049 * c-common.h (pointer_int_sum): Adjust declaration.
12051 2009-04-27 Ian Lance Taylor <iant@google.com>
12053 * collect2.c (is_ctor_dtor): Change type of ret field in struct
12055 * dce.c (run_fast_df_dce): Change type of old_flags to int.
12056 * df-core.c (df_set_flags): Change return type to int. Change
12057 type of old_flags to int.
12058 (df_clear_flags): Likewise.
12059 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
12060 (df_get_conditional_uses): Likewise.
12061 * df.h (df_set_flags, df_clear_flags): Update declarations.
12062 * dwarf2out.c (struct indirect_string_node): Change type of form
12063 field to enum dwarf_form.
12064 (AT_string_form): Change return type to enum dwarf_form.
12065 * fixed-value.c (fixed_compare): Add cast to enum type.
12066 * fwprop.c (update_df): Change 0 to VOIDmode.
12067 * gensupport.c: Change 0 to UNKNOWN.
12068 * gimple.h (gimple_cond_code): Add cast to enum type.
12069 * haifa-sched.c (reemit_notes): Add cast to enum type.
12070 * hooks.c (hook_int_void_no_regs): Remove function.
12071 * hooks.h (hook_int_void_no_regs): Remove declaration.
12072 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
12073 * predict.c (combine_predictions_for_insn): Add casts to enum type.
12074 * real.c (real_arithmetic): Add cast to enum type.
12075 (real_compare): Likewise.
12076 * target.h (struct gcc_target): Change return type of
12077 branch_target_register_class to enum reg_class.
12078 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
12079 default_branch_target_register_class.
12080 * targhooks.c (default_branch_target_register_class): New function.
12081 * targhooks.h (default_branch_target_register_class): Declare.
12082 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
12083 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
12085 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
12087 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
12088 vect_uninitialized_def. Change 0 to ERROR_MARK.
12089 * tree-vect-stmts.c (supportable_widening_operation): Don't
12090 initialize icode1 and icode2.
12091 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
12092 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
12094 (cmn_err_flag_specs): Change 0 to STD_C89.
12095 (cmn_err_char_table): Likewise.
12096 * config/arm/arm.c (get_arm_condition_code): Change type of code
12097 to enum arm_cond_code.
12098 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
12099 (IWMMXT_BUILTIN2): Likewise.
12100 (neon_builtin_type_bits): Don't define typedef.
12101 (neon_builtin_datum): Change type of bits field to int.
12102 (arm_expand_neon_args): Add cast to enum type.
12103 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
12105 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
12106 casts to enum type.
12107 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
12109 * config/mips/mips.md (jal_macro): Return enum constant.
12110 (single_insn): Likewise.
12111 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
12113 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12114 casts to enum type.
12115 * config/s390/s390.c (s390_tune_flags): Change type to int.
12116 (s390_arch_flags): Likewise.
12117 (s390_handle_arch_option): Change flags field of struct pta to int.
12118 * config/s390/s390.h (s390_tune_flags): Update declaration.
12119 (s390_arch_flags): Likewise.
12120 * config/sh/sh.c (prepare_move_operands): Compare
12121 tls_symbolic_operand result with enum constant.
12122 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
12123 (sh_expand_prologue): Add cast to enum type.
12124 (sh_expand_epilogue): Likewise.
12125 (tls_symbolic_operand): Change return type to enum tls_model.
12126 (fpscr_set_from_mem): Add cast to enum type.
12127 (legitimize_pic_address): Compare tls_symbolic_operand result with
12129 (sh_target_reg_class): Change return type to enum reg_class.
12130 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
12132 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
12133 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
12134 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
12135 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
12136 (delayed_branch, tls_call_delay): Likewise.
12137 (eligible_for_sibcall_delay): Likewise.
12138 (eligible_for_return_delay): Likewise.
12139 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
12140 (spu_expand_builtin_1): Likewise.
12142 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
12143 for all types of conversions.
12144 (output_init_element): Issue -Wc++-compat warning if needed when
12145 initializing a bitfield with enum type.
12146 * c-parser.c (c_parser_expression): Set original_type to
12147 original_type of right hand operand of comman operator.
12149 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12151 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
12153 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
12154 * doc/cpp.texi (Standard Predefined Macros)
12155 (Implementation-defined behavior): Likewise.
12156 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
12157 * doc/gimple.texi (GIMPLE Exception Handling)
12158 (@code{GIMPLE_ASSIGN}): Likewise.
12159 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
12160 * doc/invoke.texi (Warning Options, Optimize Options)
12161 (AVR Options, Darwin Options): Likewise.
12162 (Optimize Options): Reformulate -fwhole-program description.
12163 * doc/loop.texi (Lambda): Likewise.
12164 * doc/md.texi (Output Template, Define Constraints)
12165 (Standard Names, Insn Splitting): Likewise.
12166 * doc/options.texi (Option properties): Likewise.
12167 * doc/passes.texi (Tree-SSA passes): Likewise.
12168 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
12169 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
12170 (File Names and DBX): Likewise.
12171 * doc/trouble.texi (Incompatibilities): Likewise.
12173 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12175 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
12176 instruction is correct.
12178 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12180 Allow non-constant arguments to conversion intrinsics.
12181 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
12182 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
12183 * spu.c (print_operand): Handle 'v' and 'w'.
12184 (exp2_immediate_p, spu_gen_exp2): Define.
12185 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
12186 spu_convtf_1): Update parameter descriptions.
12187 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
12188 * constraints.md ('v', 'w'): New.
12189 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
12191 (i2f, I2F): New define_mode_attr.
12192 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
12193 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
12194 fixuns_truncv4sfv4si2): Update to use mode attribute.
12195 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
12196 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
12197 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
12198 patterns for combine.
12200 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
12202 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
12203 (cprop, hoist, pre, store_motion): New debug counters.
12204 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
12205 is not an RTL pass anymore.
12206 (pass_profiling): Remove extern decl for pass removed in 2005.
12207 (pass_gcse, pass_jump_bypass): Remove.
12208 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
12209 to 0 for clean state.
12210 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
12211 * cse.c (gate_handle_cse_after_global_opts,
12212 rest_of_handle_cse_after_global_opts): New functions.
12213 (pass_cse_after_global_opts): New pass, does local CSE.
12214 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
12215 (TV_CPROP): New timevar.
12216 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
12217 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
12218 (gcse_main, recompute_all_luids): Remove.
12219 (compute_hash_table_work): Call max_reg_num instead of reading
12221 (cprop_jump): Don't set run_jump_opt_after_gcse.
12222 (constprop_register): Always allow to alter jumps.
12223 (cprop_insn): Likewise.
12224 (do_local_cprop): Likewise.
12225 (local_cprop_pass): Likewise. Return non-zero if something changed.
12226 (cprop): Remove function, fold interesting bits into one_cprop_pass.
12227 (find_implicit_sets): Add note about missed optimization opportunity.
12228 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
12229 pass_rtl_cprop execute function.
12230 Don't bother tracking the pass number, each pass gets its own dumpfile
12232 Always allow to alter jumpsand bypass jumps.
12233 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
12234 will just find no suitable set.
12235 (pre_edge_insert): Fix dumping, this function is for PRE only.
12236 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
12237 pass_rtl_pre execute function.
12238 (hoist_code): Return non-zero if something changed. Keep track of
12239 substitutions and insertions for statistics gathering similar to PRE.
12240 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
12241 called from the pass_rtl_hoist execute function. Show pass statistics.
12242 (compute_store_table): Use max_reg_num directly instead of using the
12243 formerly global max_gcse_regno.
12244 (build_store_vectors): Likewise.
12245 (replace_store_insn): Fix dumping.
12246 (store_motion): Rename to ...
12247 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
12248 pass, called from the pass_rtl_store_motion execute function. Keep
12249 track of substitutions and insertions for statistics gathering similar
12251 (bypass_jumps): Remove, fold interesting bits into ...
12252 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
12253 from the pass_rtl_cprop execute function.
12254 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12255 pass_jump_bypass): Remove.
12256 (gate_handle_gcse, rest_of_handle_gcse): Remove.
12257 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
12258 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
12259 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
12260 (gate_rtl_store_motion, execute_rtl_store_motion,
12261 pass_rtl_store_motion): New.
12262 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
12263 make it clear that -fcse-skip-blocks is a no-op for backward compat.
12264 * passes.c (init_optimization_passes): Remove pass_gcse and
12265 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
12266 and cse_after_global_opts in place of pass_gcse. Schedule cprop
12267 instead of pass_jump_bypass.
12269 2009-04-27 Richard Guenther <rguenther@suse.de>
12271 PR middle-end/39928
12272 * gimplify.c (gimplify_expr): If we are required to create
12273 a temporary make sure it ends up as register.
12275 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
12278 * config/i386/i386.c (construct_container): Don't call
12279 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
12280 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
12282 2009-04-27 Michael Matz <matz@suse.de>
12284 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
12285 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
12286 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
12287 (dump_replaceable_exprs): Take a bitmap.
12288 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
12290 (expand_gimple_basic_block): Likewise.
12291 * tree-ssa-ter.c (struct temp_expr_table_d): Make
12292 replaceable_expressions member a bitmap.
12293 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
12294 (mark_replaceable): Likewise.
12295 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
12296 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
12298 2009-04-27 Richard Guenther <rguenther@suse.de>
12300 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
12301 (verify_stmts): Dispatch to gimple/type verification code.
12302 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
12303 issue with call argument types.
12305 2009-04-27 Michael Matz <matz@suse.de>
12307 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
12308 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
12311 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
12312 Eric Botcazou <ebotcazou@adacore.com>
12314 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
12315 a label's basic block.
12316 (mark_target_live_regs): Tidy and rework obsolete comments.
12317 Change back DF problem to LIVE. If a label starts a basic block,
12318 assume that all registers that used to be live then still are.
12319 (init_resource_info): If a label starts a basic block, set its
12320 BLOCK_FOR_INSN accordingly.
12321 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
12323 2009-04-27 Richard Guenther <rguenther@suse.de>
12325 * tree-flow-inline.h (function_ann): Remove.
12326 (get_function_ann): Likewise.
12327 * tree-dfa.c (create_function_ann): Remove.
12328 * tree-flow.h (struct static_var_ann_d): Remove.
12329 (struct function_ann_d): Likewise.
12330 (union tree_ann_d): Remove fdecl member.
12331 (function_ann_t): Remove.
12332 (function_ann, get_function_ann, create_function_ann): Remove
12335 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
12337 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
12339 2009-04-27 Jan Hubicka <jh@suse.cz>
12341 * ipa-pure-const.c (struct funct_state_d): New fields
12342 state_previously_known, looping_previously_known; remove
12343 state_set_in_source.
12344 (analyze_function): Use new fields.
12345 (propagate): Avoid assumption that state_set_in_source imply
12348 * tree-ssa-loop-niter.c (finite_loop_p): New function.
12349 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
12350 * cfgloop.h (finite_loop_p): Declare.
12352 2009-04-26 Michael Matz <matz@suse.de>
12354 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
12356 2009-04-26 Michael Matz <matz@suse.de>
12358 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
12359 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
12360 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
12361 pass_mark_used_blocks): Remove.
12362 * tree-optimize.c (pass_free_datastructures,
12363 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
12364 * passes.c (init_optimization_passes): Don't call
12365 pass_mark_used_blocks, remove dead code.
12367 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
12369 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
12370 * tree-ssa-live.h (register_ssa_partition): Likewise.
12372 2009-04-26 Michael Matz <matz@suse.de>
12375 * builtins.c (fold_builtin_next_arg): Handle SSA names.
12376 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
12377 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
12379 (compare_pairs): Swap cost comparison.
12380 (coalesce_ssa_name): Don't use change_partition_var.
12381 * tree-nrv.c (struct nrv_data): Add modified member.
12382 (finalize_nrv_r): Set it.
12383 (tree_nrv): Use it to update statements.
12384 (pass_nrv): Require PROP_ssa.
12385 * tree-mudflap.c (mf_decl_cache_locals,
12386 mf_build_check_statement_for): Use make_rename_temp.
12387 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
12388 * alias.c (find_base_decl): Handle SSA names.
12389 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
12390 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
12391 * rtl.h (set_reg_attrs_for_parm): Declare.
12392 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
12393 to "optimized", remove unused locals at finish.
12394 (execute_free_datastructures): Make global, call
12395 delete_tree_cfg_annotations.
12396 (execute_free_cfg_annotations): Don't call
12397 delete_tree_cfg_annotations.
12399 * ssaexpand.h: New file.
12400 * expr.c (toplevel): Include ssaexpand.h.
12401 (expand_assignment): Handle SSA names the same as register variables.
12402 (expand_expr_real_1): Expand SSA names.
12403 * cfgexpand.c (toplevel): Include ssaexpand.h.
12404 (SA): New global variable.
12405 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
12406 (SSAVAR): New macro.
12407 (set_rtl): New helper function.
12408 (add_stack_var): Deal with SSA names, use set_rtl.
12409 (expand_one_stack_var_at): Likewise.
12410 (expand_one_stack_var): Deal with SSA names.
12411 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
12412 before unique numbers.
12413 (expand_stack_vars): Use set_rtl.
12414 (expand_one_var): Accept SSA names, add asserts for them, feed them
12415 to above subroutines.
12416 (expand_used_vars): Expand all partitions (without default defs),
12417 then only the local decls (ignoring those expanded already).
12418 (expand_gimple_cond): Remove edges when jumpif() expands an
12419 unconditional jump.
12420 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
12421 or remove abnormal edges. Ignore insns setting the LHS of a TERed
12423 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
12424 members of SA; deal with PARM_DECL partitions here; expand
12425 all PHI nodes, free tree datastructures and SA. Commit instructions
12426 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
12427 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
12428 info and statements at start, collect garbage at finish.
12429 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
12430 (VAR_ANN_PARTITION) Remove.
12431 (change_partition_var): Don't declare.
12432 (partition_to_var): Always return SSA names.
12433 (var_to_partition): Only accept SSA names.
12434 (register_ssa_partition): Only check argument.
12435 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
12437 (delete_var_map): Don't free it.
12438 (var_union): Only accept SSA names, simplify.
12439 (partition_view_init): Mark only useful SSA names as used.
12440 (partition_view_fini): Only deal with SSA names.
12441 (change_partition_var): Remove.
12442 (dump_var_map): Use ssa_name instead of partition_to_var member.
12443 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
12445 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12446 (struct _elim_graph): New member const_dests; nodes member vector of
12448 (set_location_for_edge): New static helper.
12449 (create_temp): Remove.
12450 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
12451 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
12452 (new_elim_graph): Allocate const_dests member.
12453 (clean_elim_graph): Truncate const_dests member.
12454 (delete_elim_graph): Free const_dests member.
12455 (elim_graph_size): Adapt to new type of nodes member.
12456 (elim_graph_add_node): Likewise.
12457 (eliminate_name): Likewise.
12458 (eliminate_build): Don't take basic block argument, deal only with
12459 partition numbers, not variables.
12460 (get_temp_reg): New static helper.
12461 (elim_create): Use it, deal with RTL temporaries instead of trees.
12462 (eliminate_phi): Adjust all calls to new signature.
12463 (assign_vars, replace_use_variable, replace_def_variable): Remove.
12464 (rewrite_trees): Only do checking.
12465 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
12466 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
12467 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
12468 contains_tree_r, MAX_STMTS_IN_LATCH,
12469 process_single_block_loop_latch, analyze_edges_for_bb,
12470 perform_edge_inserts): Remove.
12471 (expand_phi_nodes): New global function.
12472 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
12473 functions, initialize new parameter, remember partitions having a
12475 (finish_out_of_ssa): New global function.
12476 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
12477 don't reset in_ssa_p here, don't disable TER when mudflap.
12478 (pass_del_ssa): Remove.
12479 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
12481 (execute_free_datastructures): Declare.
12482 * Makefile.in (SSAEXPAND_H): New variable.
12483 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
12484 * basic-block.h (commit_one_edge_insertion): Declare.
12485 * passes.c (init_optimization_passes): Move pass_nrv and
12486 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
12487 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
12488 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
12489 (redirect_branch_edge): Deal with super block when expanding, split
12490 out jump patching itself into ...
12491 (patch_jump_insn): ... here, new static helper.
12493 2009-04-26 Michael Matz <matz@suse.de>
12495 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
12496 beyond num_ssa_names.
12497 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
12498 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
12500 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12502 PR inline-asm/39543
12503 * fwprop.c (forward_propagate_asm): New function.
12504 (forward_propagate_and_simplify): Propagate also into __asm, if it
12505 doesn't increase the number of referenced registers.
12508 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12510 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12512 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
12513 note_nonlocal_vla_type for nonlocal VLAs.
12514 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
12515 contains_remapped_vars, remap_vla_decls): New functions.
12516 (convert_nonlocal_reference_stmt): If not optimizing, call
12517 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
12518 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12519 if it wasn't found in var_map.
12520 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12521 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12522 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12524 * gimplify.c (nonlocal_vlas): New variable.
12525 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12527 (gimplify_body): Create and destroy nonlocal_vlas.
12529 * dwarf2out.c (loc_descr_plus_const): New function.
12530 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12531 mem_loc_descriptor, loc_descriptor_from_tree_1,
12532 descr_info_loc, gen_variable_die): Use it.
12534 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12535 !TREE_STATIC VAR_DECLs.
12536 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12537 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12538 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12539 DECL_BY_REFERENCE is valid.
12540 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12541 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12542 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12543 Copy DECL_BY_REFERENCE.
12544 (struct nesting_copy_body_data): New type.
12545 (nesting_copy_decl): New function.
12546 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12547 if they have variable length.
12549 2009-04-26 Michael Matz <matz@suse.de>
12551 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12552 mark new temporaries for renaming.
12554 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12557 * c-decl.c (global_bindings_p): Return negative value.
12558 (c_variable_size): New. Based on variable_size from
12560 (grokdeclarator): Call c_variable_size not variable_size.
12562 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12564 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12566 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12568 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12569 Redefine it to just use mingw/include.
12570 (ASM_SPEC): Rules for -m32 and -m64.
12571 (LINK_SPEC): Use Likewise.
12572 (SPEC_32): New define.
12573 (SPEC_64): Likewise.
12574 (SUB_LINK_SPEC): Likewise.
12575 (MULTILIB_DEFAULTS): New define.
12576 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12577 Add multilib options.
12578 (MULTILIB_DIRNAMES): Likewise.
12579 (MULTILIB_OSDIRNAMES): Likewise.
12580 (LIBGCC): Likewise.
12581 (INSTALL_LIBGCC): Likewise.
12583 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12586 * c-tree.h (enum c_inline_static_type): New.
12587 (record_inline_static): Declare.
12588 * c-decl.c (struct c_inline_static, c_inline_statics,
12589 record_inline_static, check_inline_statics): New.
12590 (pop_file_scope): Call check_inline_statics.
12591 (start_decl): Call record_inline_static instead of pedwarning
12592 directly for static in inline function.
12593 * c-typeck.c (build_external_ref): Call record_inline_static
12594 instead of pedwarning directly for static referenced in inline
12597 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12599 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12600 not new but only being rescanned.
12601 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12602 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12603 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12604 record_set_info, compute_set, grealloc): Remove.
12605 (recompute_all_luids): New function.
12606 (gcse_main): Don't compute sets, and don't do related memory
12607 allocations/free-ing. If something changed before the end of the
12608 pass, update LUIDs using recompute_all_luids.
12609 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12610 (free_gcse_mem): Don't free it either.
12611 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12612 Use the df insn LUIDs.
12613 (load_killed_in_block): Likewise.
12614 (compute_hash_table_work): Don't compute reg_set_in_block.
12615 (compute_transp): Use DF_REG_DEF_CHAINs.
12616 (local_cprop_pass): Don't use compute_sets and related functions.
12617 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12618 Use get_max_uid() instead of max_cuid.
12619 (insert_insn_end_basic_block, pre_insert_copy_insn,
12620 update_ld_motion_stores): Don't try to
12621 keep reg_set tables up to date.
12622 (pre_insert_copies): Use df insn LUIDs.
12623 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12624 (reg_set_info): Don't use extra bitmap argument.
12625 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12626 information to compute regs_set_in_block.
12627 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12628 (bypass_jumps): Don't use compute_sets and friends.
12630 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12633 * opts.c (undocumented_msg): Do not leave blank even with
12636 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12638 * c-decl.c (build_enumerator): Allow values folding to integer
12639 constants but not integer constant expressions with a pedwarn if
12642 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12645 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12646 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12647 type is an integer constant.
12649 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12652 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12655 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12658 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12659 with variably modified return type and no storage class
12660 specifiers, except for the case of nested functions. Distinguish
12661 extern declarations of functions with variably modified return
12662 types from those of objects with variably modified types.
12664 2009-04-25 Jan Hubicka <jh@suse.cz>
12666 * tree.c (list_equal_p): New function.
12667 * tree.h (list_equal_p): Declare.
12668 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12669 basic_block_def, basic_block, const_basic_block): New.
12670 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12671 (redirect_eh_edge): New function.
12672 (make_eh_edge_update_phi): EH edges are not abnormal.
12673 * except.c: Include tree-flow.h.
12674 (list_match): New function.
12675 (eh_region_replaceable_by_p): New function.
12676 (replace_region): New function.
12677 (hash_type_list): New function.
12678 (hash_eh_region): New function.
12679 (eh_regions_equal_p): New function.
12680 (merge_peers): New function.
12681 (remove_unreachable_regions): Verify EH tree when checking;
12683 (copy_eh_region_1): New function.
12684 (copy_eh_region): New function.
12685 (push_reachable_handler): New function.
12686 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12687 regions without label but with live RESX.
12688 * except.h (redirect_eh_edge_to_label): New.
12689 * tree-flow.h (redirect_eh_edge): New.
12690 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12691 basic_block_def, basic_block, const_basic_block): Remove.
12692 * Makefile.in (except.o): Add dependency on tree-flow.h
12693 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12694 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12697 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12700 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12701 on the destination of memcpy.
12703 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12705 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12706 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12707 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12709 2009-04-25 Jan Hubicka <jh@suse.cz>
12711 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12712 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12713 to be reached by different label than left.
12714 (update_eh_edges): Update comment; remove edge_to_remove if possible
12715 and return true if suceeded.
12716 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12717 (cleanup_eh): Compute sharing map.
12718 * except.c (remove_eh_handler_and_replace): Add argument if we should
12720 (remove_unreachable_regions): Update for label sharing.
12721 (label_to_region_map): Likewise.
12722 (get_next_region_sharing_label): New function.
12723 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12725 (remove_eh_handler): Update.
12726 (remove_eh_region_and_replace_by_outer_of): New function.
12727 * except.h (struct eh_region): Add next_region_sharing_label.
12728 (remove_eh_region_and_replace_by_outer_of,
12729 get_next_region_sharing_label): Declare.
12730 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12732 2009-04-25 Jan Hubicka <jh@suse.cz>
12734 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12735 insert code even if they are not critical.
12737 2009-04-25 Jan Hubicka <jh@suse.cz>
12739 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12740 (gimple_can_remove_branch_p): EH edges won't remove branch by
12742 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12743 updating of non-abnormal EH edges.
12744 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12745 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12746 (split_critical_edges): Split also edges where emitting code on them
12747 will lead to splitting later.
12749 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12750 H.J. Lu <hongjiu.lu@intel.com>
12753 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
12754 the configured assembler supports fildq and fistpq mnemonics.
12755 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
12756 * configure: Regenerated.
12757 * config.in: Ditto.
12759 * config/i386/i386.c (print_operand): Handle 'Z'.
12760 ['z']: Remove handling of special fild/fist suffixes.
12761 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
12762 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
12763 suffix of fild insn.
12764 (*floatsi<mode>2_vector_mixed): Ditto.
12765 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
12766 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
12767 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
12768 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
12769 * config/i386/gas.h (GAS_MNEMONICS): Remove.
12771 2009-04-25 Ben Elliston <bje@au.ibm.com>
12773 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
12774 the source of a set operation.
12776 2009-04-25 Anatoly Sokolov <aesok@post.ru>
12778 * target.h (struct gcc_target): Add case_values_threshold field.
12779 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
12780 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
12781 * targhooks.c (default_case_values_threshold): New function.
12782 * targhooks.h (default_case_values_threshold): Declare function.
12783 * stmt.c (expand_case): Use case_values_threshold target hook.
12784 * expr.h (case_values_threshold): Remove declartation.
12785 * expr.c (case_values_threshold): Remove function.
12786 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
12788 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
12789 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12790 (avr_case_values_threshold): Declare as static.
12791 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
12793 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
12794 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12795 (mn10300_case_values_threshold): New function.
12797 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12799 * ira.c (setup_cover_and_important_classes): Add enum cast.
12801 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
12803 * genpreds.c (write_enum_constraint_num): Output definition of
12804 CONSTRAINT_NUM_DEFINED_P macro.
12805 * ira.c (setup_cover_and_important_classes): Use
12806 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
12808 2009-04-24 DJ Delorie <dj@redhat.com>
12810 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
12811 __SH2A_SINGLE_ONLY__ also.
12813 2009-04-24 Steve Ellcey <sje@cup.hp.com>
12815 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
12816 (movdf_internal): Ditto.
12817 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
12818 SFmode and DFmode constants.
12819 (ia64_print_operand): Add 'G' format for printing
12820 floating point constants.
12822 2009-04-24 Richard Guenther <rguenther@suse.de>
12824 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
12825 from unsigned additions.
12827 2009-04-24 Joseph Myers <joseph@codesourcery.com>
12829 * c-typeck.c (set_init_index): Allow array designators that are
12830 not integer constant expressions with a pedwarn if pedantic.
12832 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12834 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
12835 zero if no overlap in nonzero bits between the operands.
12837 2009-04-24 Ian Lance Taylor <iant@google.com>
12839 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
12840 (record_dead_and_set_regs): Likewise.
12841 * df.h (struct df_mw_hardreg): Change flags field to int.
12842 (struct df_base_ref): Likewise.
12843 (struct df): Change changeable_flags field to int.
12844 * df-scan.c (df_defs_record): Change clobber_flags to int.
12845 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
12846 constants rather than #define macros.
12847 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
12848 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
12849 (enum dwarf_calling_convention): Likewise.
12850 (enum dwarf_line_number_x_ops): Likewise.
12851 (enum dwarf_call_frame_info): Likewise.
12852 (enum dwarf_source_language): Likewise.
12853 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
12854 (add_calling_convention_attribute): Likewise.
12855 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
12856 (combine_comparisons): Change compcode to int. Add cast to enum type.
12857 * genrecog.c (maybe_both_true_2): Change c to int.
12858 (write_switch): Likewise. Add cast to enum type.
12859 * gimplify.c (gimplify_omp_for): Handle return values from
12860 gimplify_expr using MIN rather than bitwise or.
12861 (gimplify_expr): Add cast to enum type.
12862 * ipa-prop.c (update_jump_functions_after_inlining): Change
12863 IPA_BOTTOM to IPA_JF_UNKNOWN.
12864 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
12865 Add casts to enum type.
12866 (setup_cover_and_important_classes): Change cl to int. Add casts
12868 (setup_class_translate): Change cl and mode to int.
12869 (ira_init_once): Change mode to int.
12870 (free_register_move_costs): Likewise.
12871 (setup_prohibited_mode_move_regs): Add casts to enum type.
12872 * langhooks.c (add_builtin_function_common): Rework assertion that
12873 value fits bitfield.
12874 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
12875 * omega.c (omega_do_elimination): Avoid math on enum types.
12876 * optabs.c (expand_vec_shift_expr): Remove casts to int.
12877 * opts.c (set_debug_level): Change 2 to enum constant. Use new
12878 int local to handle integral_argment value.
12879 * regmove.c (try_auto_increment): Change PUT_MODE to
12881 * reload.c (push_secondary_reload): Add casts to enum type.
12882 (secondary_reload_class, find_valid_class): Likewise.
12883 * reload1.c (emit_input_reload_insns): Likewise.
12884 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
12885 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
12886 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
12888 * tree.c (build_common_builtin_nodes): Add casts to enum type.
12889 * tree-complex.c (complex_lattice_t): Typedef to int rather than
12891 (expand_complex_libcall): Add casts to enum type.
12892 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
12893 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
12894 with ERROR_MARK, not NUM_TREE_CODES.
12895 (vect_create_epilog_for_reduction): Likewise.
12896 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
12897 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
12898 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
12900 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
12901 vect_unused_in_loop. Change 0 to loop_vect.
12902 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
12903 * var-tracking.c (get_init_value): Change return type to enum
12905 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
12906 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
12908 (arm_override_options): Add casts to enum type.
12909 (arm_emit_tls_decoration): Likewise.
12910 * config/i386/i386.c (ix86_function_specific_restore): Add casts
12912 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
12913 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
12914 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
12916 * config/s390/s390.c (code_for_builtin_64): Change to array of
12918 (code_for_builtin_31): Likewise.
12919 (s390_expand_builtin): Change code_for_builtin to enum insn_code
12921 * config/sparc/sparc.c (sparc_override_options): Change value
12922 field in struct code_model to enum cmodel. In initializer change
12923 0 to NULL and add cast to enum type.
12925 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
12926 Change all callers. Issue a -Wc++-compat warning using
12927 lhs_origtype if necessary.
12928 (convert_for_assignment): Issue -Wc++-compat warnings about
12929 invalid conversions to enum type on assignment.
12930 * c-common.h (build_modify_expr): Update declaration.
12932 2009-04-24 Nick Clifton <nickc@redhat.com>
12934 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
12935 (function_arg_advance): Likewise.
12936 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
12939 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12941 * config/s390/constraints.md ('I', 'J'): Fix condition.
12943 2009-04-24 Diego Novillo <dnovillo@google.com>
12945 * gengtype-parse.c (parse_error): Add newline after message.
12947 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12949 * config/i386/sse.md (avxmodesuffixs): Removed.
12950 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
12951 (*avx_pinsr<ssevecsize>): This.
12953 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12955 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
12956 follow chains of regs with a single definition, and allow expressions
12957 that are function_invariant_p.
12958 (simple_rhs_p): Allow expressions that are function_invariant_p.
12960 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
12962 PR middle-end/39867
12963 * fold-const.c (fold_cond_expr_with_comparison): When folding
12964 > and >= to MAX, make sure the MAX uses the same type as the
12965 comparison's operands.
12967 2009-04-24 Nick Clifton <nickc@redhat.com>
12969 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
12970 addressing for DImode accesses.
12971 (frv_print_operand_address): Handle PLUS case.
12972 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
12974 2009-04-24 Jakub Jelinek <jakub@redhat.com>
12976 PR rtl-optimization/39794
12977 * alias.c (canon_true_dependence): Add x_addr argument.
12978 * rtl.h (canon_true_dependence): Adjust prototype.
12979 * cse.c (check_dependence): Adjust canon_true_dependence callers.
12980 * cselib.c (cselib_invalidate_mem): Likewise.
12981 * gcse.c (compute_transp): Likewise.
12982 * dse.c (scan_reads_nospill): Likewise.
12983 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
12984 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
12985 canon_base_addr of the group, plus optional offset.
12986 (struct group_info): Rename canon_base_mem to
12988 (get_group_info): Set canon_base_addr to canon_rtx of base, not
12989 canon_rtx of base_mem.
12991 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
12993 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
12994 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
12996 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12998 * config/spu/spu-builtins.h: Delete file.
13000 * config/spu/spu.h (enum spu_builtin_type): Move here from
13002 (struct spu_builtin_description): Likewise. Add GTY marker.
13003 Do not use enum spu_function_code or enum insn_code.
13004 (spu_builtins): Add extern declaration.
13006 * config/spu/spu.c: Do not include "spu-builtins.h".
13007 (enum spu_function_code, enum spu_builtin_type_index,
13008 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
13009 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
13010 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
13011 unsigned_V2DI_type_node): Move here from spu-builtins.h.
13012 (spu_builtin_types): Make static. Add GTY marker.
13013 (spu_builtins): Add extern declaration with GTY marker.
13014 Include "gt-spu.h".
13016 * config/spu/spu-c.c: Do not include "spu-builtins.h".
13017 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
13018 Check programmatically whether all parameters are scalar.
13020 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
13022 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
13024 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
13025 assignment from the constructor either if the target is volatile.
13027 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
13029 * config/arm/arm.md (insv): Do not share operands[0].
13031 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
13033 * config/vxlib-tls.c (active_tls_threads): Delete.
13034 (delete_hook_installed): New.
13035 (tls_delete_hook): Don't delete the delete hook.
13036 (tls_destructor): Delete it here.
13037 (__gthread_set_specific): Adjust installing the delete hook.
13038 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
13039 __gthread_leave_tsd_dtor_context.
13041 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
13043 * c-format.c (gcc_tdiag_char_table): Add support for %E.
13045 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
13047 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
13049 (alpha_rtx_costs): Ditto.
13050 (emit_unlikely_jump): Use add_reg_note.
13051 (emit_frame_store_1): Ditto.
13052 (alpha_expand_prologue): Ditto.
13053 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13054 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
13056 2009-04-23 Nick Clifton <nickc@redhat.com>
13058 * config/v850/v850.md (epilogue): Remove suppressed code.
13059 (return): Rename to return_simple and remove test of frame size.
13060 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
13061 to gen_return_simple.
13063 2009-04-22 Jing Yu <jingyu@google.com>
13066 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
13068 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13071 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
13072 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
13073 value is a VECTOR_CST, the element type is the element type of the
13076 2009-04-22 DJ Delorie <dj@redhat.com>
13078 * config/m32c/m32c.h: Update GTY annotations to new syntax.
13080 2009-04-22 Jakub Jelinek <jakub@redhat.com>
13082 * alias.c (find_base_term): Move around LO_SUM case, so that
13083 CONST falls through into PLUS/MINUS handling.
13086 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
13087 into 0, use omit_one_operand.
13089 2009-04-23 Ben Elliston <bje@au.ibm.com>
13091 * config/rs6000/linux-unwind.h (get_regs): Remove type
13092 puns. Change the type of `pc' to an array of unsigned ints and
13093 update all users. Constify frame24.
13095 2009-04-22 DJ Delorie <dj@redhat.com>
13097 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
13098 declarations before code.
13099 (current_function_special_page_vector): Likewise.
13100 (m32c_expand_insv): Silence a warning.
13102 2009-04-21 Taras Glek <tglek@mozilla.com>
13104 * alias.c: Update GTY annotations to new syntax.
13105 * basic-block.h: Likewise.
13106 * bitmap.h: Likewise.
13107 * c-common.h: Likewise.
13108 * c-decl.c: Likewise.
13109 * c-parser.c: Likewise.
13110 * c-pragma.c: Likewise.
13111 * c-tree.h: Likewise.
13112 * cfgloop.h: Likewise.
13113 * cgraph.h: Likewise.
13114 * config/alpha/alpha.c: Likewise.
13115 * config/arm/arm.h: Likewise.
13116 * config/avr/avr.h: Likewise.
13117 * config/bfin/bfin.c: Likewise.
13118 * config/cris/cris.c: Likewise.
13119 * config/darwin.c: Likewise.
13120 * config/frv/frv.c: Likewise.
13121 * config/i386/i386.c: Likewise.
13122 * config/i386/i386.h: Likewise.
13123 * config/i386/winnt.c: Likewise.
13124 * config/ia64/ia64.h: Likewise.
13125 * config/iq2000/iq2000.c: Likewise.
13126 * config/mips/mips.c: Likewise.
13127 * config/mmix/mmix.h: Likewise.
13128 * config/pa/pa.c: Likewise.
13129 * config/pa/pa.h: Likewise.
13130 * config/rs6000/rs6000.c: Likewise.
13131 * config/s390/s390.c: Likewise.
13132 * config/sparc/sparc.c: Likewise.
13133 * config/xtensa/xtensa.c: Likewise.
13134 * cselib.h: Likewise.
13135 * dbxout.c: Likewise.
13136 * dwarf2out.c: Likewise.
13137 * except.c: Likewise.
13138 * except.h: Likewise.
13139 * fixed-value.h: Likewise.
13140 * function.c: Likewise.
13141 * function.h: Likewise.
13142 * gimple.h: Likewise.
13143 * integrate.c: Likewise.
13144 * optabs.c: Likewise.
13145 * output.h: Likewise.
13146 * real.h: Likewise.
13148 * stringpool.c: Likewise.
13149 * tree-data-ref.c: Likewise.
13150 * tree-flow.h: Likewise.
13151 * tree-scalar-evolution.c: Likewise.
13152 * tree-ssa-address.c: Likewise.
13153 * tree-ssa-alias.h: Likewise.
13154 * tree-ssa-operands.h: Likewise.
13155 * tree.c: Likewise.
13156 * tree.h: Likewise.
13157 * varasm.c: Likewise.
13158 * varray.h: Likewise.
13160 * coretypes.h: Do not define GTY macro if it is already defined.
13161 * doc/gty.texi: Update GTY documentation to new syntax.
13162 * gengtype-lex.l: Enforce attribute-like syntax for GTY
13163 annotations on structs.
13164 * gengtype-parse.c: Likewise.
13166 2009-04-22 Mark Heffernan <meheff@google.com>
13168 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
13170 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13172 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
13175 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13177 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
13178 the same as a PLUS without a shift. Increase the cost of a
13181 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13183 * Makefile.in: Update dependencies.
13184 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
13185 * errors.h: Remove bogus comment about compatibility.
13186 (warning): Update declaration.
13187 * genautomata.c: Update all calls to warning.
13188 * gimple.c: Do not include errors.h. Include toplev.h.
13189 * tree-ssa-structalias.c: Do not include errors.h.
13190 * omega.c: Likewise.
13191 * tree-ssa-reassoc.c: Likewise.
13192 * config/spu/spu-c.c: Likewise.
13193 * config/spu/t-spu-elf: Update dependencies.
13195 2009-04-22 Richard Guenther <rguenther@suse.de>
13197 PR tree-optimization/39824
13198 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
13199 make sure the types are compatible.
13201 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13204 * c-common.c (c_parse_error): Take a token_flags parameter.
13205 Use token_type for the token type instead.
13206 Pass token_flags to cpp_type2name.
13207 * c-common.h (c_parse_error): Update declaration.
13208 * c-parser.c (c_parser_error): Pass 0 as token flags.
13210 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
13212 PR rtl-optimization/39580
13213 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
13215 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13217 * function.c (expand_function_end): Do not emit a jump to the "naked"
13218 return label for fall-through returns.
13219 * except.c (sjlj_emit_function_exit): Always place the call to the
13220 unregister function at the location installed by expand_function_end.
13222 2009-04-22 Richard Guenther <rguenther@suse.de>
13224 PR tree-optimization/39845
13225 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
13226 (gen_inbound_check): Likewise.
13228 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
13230 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
13232 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
13233 * config/vxlib.c (__gthread_once): Add race guard for PPC.
13235 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13237 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
13238 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
13239 shift counts to avoid out-of-bounds array accesses.
13241 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13243 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
13244 (Pmode): Move above.
13246 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
13248 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
13249 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
13250 GET_CODE macro. Use IN_RANGE macro where appropriate.
13251 * config/alpha/alpha.h: Ditto.
13252 * config/alpha/alpha.md: Ditto.
13253 * config/alpha/constraints.md: Ditto.
13254 * config/alpha/predicates.md: Ditto.
13256 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13258 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
13259 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13260 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13261 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13262 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13263 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13264 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13265 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13266 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13267 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13268 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13269 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13270 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13271 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13272 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13273 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13274 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13275 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13276 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13277 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13278 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13279 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13280 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13281 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13282 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13283 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13284 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13286 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13288 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
13289 references from comments.
13290 * cfgbuild.c: (count_basic_blocks): Delete.
13291 (find_basic_blocks_1): Delete.
13292 (find_basic_blocks): Delete.
13293 * except.c (finish_eh_generation): Make static. Move comment from
13294 except.h here. Remove find_basic_blocks references from comments.
13295 * except.h (finish_eh_generation): Delete.
13296 * basic-block.h (find_basic_blocks): Delete.
13297 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
13299 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
13301 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
13302 (sdbout_parms): Likewise.
13304 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13306 * config/sh/sh.c (prepare_cbranch_operands): Use
13307 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
13308 (expand_cbranchdi4): Likewise.
13309 (from_compare): Add cast to enum type.
13310 (expand_cbranchsi4): Use add_reg_note.
13311 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
13312 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
13313 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
13314 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13315 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
13316 instead of CODE_FOR_nothing.
13317 (cbranchdi4): Likewise. Fix the order of arguments for
13319 (push_fpscr): Use add_reg_note.
13320 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
13321 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
13323 2009-04-21 Joseph Myers <joseph@codesourcery.com>
13325 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
13326 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13327 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13328 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
13329 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
13330 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
13331 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
13332 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
13333 config/alpha/x-vms, config/arc/t-arc,
13334 config/arm/README-interworking, config/arm/arm-c.c,
13335 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
13336 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
13337 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
13338 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
13339 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
13340 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
13341 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
13342 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
13343 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
13344 config/cris/t-elfmulti, config/crx/t-crx,
13345 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
13346 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
13347 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
13348 config/h8300/t-h8300, config/i386/athlon.md,
13349 config/i386/darwin-libgcc.10.4.ver,
13350 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
13351 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
13352 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
13353 config/i386/t-linux64, config/i386/t-nwld,
13354 config/i386/t-rtems-i386, config/i386/t-sol2-10,
13355 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
13356 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
13357 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
13358 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
13359 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
13360 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
13361 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
13362 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
13363 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
13364 config/m68k/t-uclinux, config/mcore/t-mcore,
13365 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
13366 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
13367 config/mips/crtn.asm, config/mips/irix-crti.asm,
13368 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
13369 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
13370 config/mips/mips-fixed.md, config/mips/sb1.md,
13371 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
13372 config/mips/t-iris6, config/mips/t-isa3264,
13373 config/mips/t-libgcc-mips16, config/mips/t-linux64,
13374 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
13375 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
13376 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
13377 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
13378 config/mn10300/t-linux, config/mn10300/t-mn10300,
13379 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
13380 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
13381 config/picochip/libgccExtras/clzsi2.asm,
13382 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
13383 config/rs6000/darwin-libgcc.10.4.ver,
13384 config/rs6000/darwin-libgcc.10.5.ver,
13385 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
13386 config/rs6000/t-aix43, config/rs6000/t-aix52,
13387 config/rs6000/t-darwin, config/rs6000/t-fprules,
13388 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
13389 config/rs6000/t-lynx, config/rs6000/t-netbsd,
13390 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
13391 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
13392 config/rs6000/t-rtems, config/rs6000/t-spe,
13393 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
13394 config/score/t-score-elf, config/sh/divcost-analysis,
13395 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
13396 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
13397 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
13398 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
13399 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
13400 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
13401 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
13402 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
13403 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
13404 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
13405 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
13406 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
13407 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
13408 limitx.h, version.c, xcoff.h: Add copyright and license notices.
13409 * config/h8300/genmova.sh: Include copyright and license notices
13410 in generated output.
13411 * config/h8300/mova.md: Regenerate.
13412 * doc/install.texi2html: Include word "Copyright" in copyright
13413 notice and use name "Free Software Foundation, Inc.".
13414 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13415 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13416 ChangeLog-2007, ChangeLog-2008: Correct dates.
13418 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
13420 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
13421 NE_EXPR operations as well.
13422 * c-parser.c (c_parser_condition): Do not set location information on
13424 (c_parser_conditional_expression): Likewise.
13425 (c_parser_binary_expression): Set location information on operators.
13426 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
13427 TRUTH_NOT_EXPR has been folded.
13428 * fold-const.c (fold_truth_not_expr): Copy location information from
13429 the incoming expression to the outgoing one.
13430 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
13431 recursive calls on the LHS of the operator but pass that of the
13432 operator to recursive calls on the RHS of the operator. Set it
13434 (shortcut_cond_expr): Set the locus of the operator on the second
13435 COND_EXPR and that of the expression on the first in degenerate cases.
13436 Pass the locus of the expression to calls to shortcut_cond_r.
13437 Set the locus of the 'then' block on the associated jump, if any.
13438 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
13439 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
13440 expression to call to gimplify_boolean_expr.
13442 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
13444 * config.gcc: Add additional configuration for
13445 i686-w64-mingw* and x86_64-w64-mingw* triplet.
13446 * config/i386/mingw-w64.h: New mingw-w64 specific header.
13447 (CPP_SPEC): Redefine for allowing -municode option.
13448 (STARTFILE_SPEC): Likewise.
13449 * config/i386/t-mingw-w64: New.
13450 * config/i386/mingw-w64.opt: New.
13451 (municode): Add new target option.
13452 * doc/invoke.texi (municode): Add documentation for new option.
13454 2009-04-21 Ian Lance Taylor <iant@google.com>
13456 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13457 Correct test for number of arguments.
13458 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
13460 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13462 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13463 argument of emit_library_call.
13465 2009-04-21 Richard Guenther <rguenther@suse.de>
13467 PR middle-end/39829
13468 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13469 inside VIEW_CONVERT_EXPRs.
13471 2009-04-21 Martin Jambor <mjambor@suse.cz>
13473 * tree-switch-conversion.c (build_constructors): Split a long line.
13474 (constructor_contains_same_values_p): New function.
13475 (build_one_array): Create assigns of constants if possible, do not
13476 call mark_sym_for_renaming, call update_stmt.
13477 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
13478 make_rename_temp. Do not call mark_symbols_for_renaming, call
13480 (gen_def_assigns): Do not call mark_symbols_for_renaming or
13481 find_new_referenced_vars, call update_stmt.
13482 (gen_inbound_check): Use create_tmp_var and create ssa names manually
13483 instead of calling make_rename_temp. Do not call
13484 find_new_referenced_vars or mark_symbols_for_renaming, call
13487 2009-04-21 Richard Guenther <rguenther@suse.de>
13489 PR tree-optimization/39827
13490 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
13491 (tree_ssa_phiprop): Pass the correct array size.
13493 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13495 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13497 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
13500 * c-typeck.c (lvalue_p): Move declaration ...
13501 * c-common.h (lvalue_p): ... to here.
13502 * c-common.c (candidate_equal_p): New.
13503 (add_tlist): Use it.
13504 (merge_tlist): Use it.
13505 (warn_for_collisions_1): Likewise.
13506 (warning_candidate_p): Accept more candidates.
13507 (verify_tree): A warning candidate can be an expression. Use
13510 2009-04-21 Ben Elliston <bje@au.ibm.com>
13513 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13514 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
13515 options. Remove -mcall-solaris documentation.
13517 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13520 * doc/invoke.texi (-Wlong-long): Update description.
13521 * c-lex (interpret_integer): Only warn if there was no previous
13522 overflow and -Wlong-long is enabled.
13523 * c-decl.c (declspecs_add_type): Drop redundant flags.
13524 * c.opt (Wlong-long): Init to -1.
13525 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13526 and front-end warn_long_long. Wlong-long only depends on other
13527 flags if it is uninitialized.
13528 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13529 the same for CPP and FE.
13530 (restore_extension_diagnostics): Likewise.
13532 2009-04-20 Ian Lance Taylor <iant@google.com>
13534 Fix enum conversions which are invalid in C++:
13535 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13536 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13537 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13538 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13539 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13540 (dbxout_parms): Likewise.
13541 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13542 (df_clear_flags): Likewise.
13543 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13544 top_flag parameter to int.
13545 (df_chain_create_bb_process_use): Likewise.
13546 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13548 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13549 (df_ref_create_structure, df_def_record_1): Likewise.
13550 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13551 (df_notes_rescan): Change 0 to VOIDmode in function call.
13552 (df_get_call_refs, df_insn_refs_collect): Likewise.
13553 (df_bb_regs_collect): Likewise.
13554 (df_entry_block_defs_collect): Likewise.
13555 (df_exit_block_uses_collect): Likewise.
13556 * df.h: Update declarations.
13557 * double-int.c (double_int_divmod): Add cast to enum type.
13558 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13559 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13560 (based_loc_descr): Likewise.
13561 (loc_descriptor_from_tree_1): Change first_op and second_op to
13562 enum dwarf_location_atom. Add cast to enum type.
13563 * expmed.c (init_expmed): Change 0 to SET in function call.
13564 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13565 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13566 (do_store_flag): Likewise.
13567 * fixed-value.h (struct fixed_value): Change mode to enum
13569 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13570 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13572 (insert_insn_decl, insert_decl, insert_state): Likewise.
13573 (automata_list_finish): Likewise.
13574 * genrecog.c (process_define_predicate): Add cast to enum type.
13575 * gensupport.c (init_predicate_table): Add cast to enum type.
13576 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13578 (gimple_build_call_1, gimple_build_label): Likewise.
13579 (gimple_build_goto, gimple_build_asm_1): Likewise.
13580 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13581 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13582 (enum fallback): Rename from enum fallback_t.
13583 (fallback_t): Typedef as int.
13584 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13585 GSI_SAME_STMT in function call.
13586 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13588 (setup_reg_class_relations): Likewise.
13589 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13590 (setup_prohibited_class_mode_regs): Add cast to enum type.
13591 (setup_prohibited_mode_move_regs): Likewise.
13592 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13593 (record_address_regs): Change i to enum reg_class.
13594 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13595 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13596 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13597 (GET_MODE_2XWIDER_MODE): Likewise.
13598 (GET_CLASS_NARROWEST_MODE): Likewise.
13599 * omp-low.c (expand_omp_for): Add cast to enum type.
13600 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13601 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13602 * postreload.c (reload_cse_simplify_operands): Change rclass local
13604 * predict.c (combine_predictions_for_insn): Change best_predictor
13605 and predictor to enum br_predictor.
13606 (combine_predictions_for_bb): Likewise.
13607 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13608 use SET_PREDICT_EXPR_OUTCOME.
13609 * real.c (real_arithmetic): Change icode to code in function call.
13610 * reginfo.c (init_move_cost): Add casts to enum type.
13611 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13612 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13614 * reload.c (find_valid_class): Add casts to enum type.
13615 (push_reload): Change 0 to NO_REGS in function call.
13616 (find_reloads): Change this_alternative to array of enum
13617 reg_class. Remove some now-unnecessary casts.
13618 (make_memloc): Change 0 to VOIDmode in function call.
13619 * reload1.c (reload): Change 0 to VOIDmode in function call.
13620 (eliminate_regs_1, elimination_effects): Likewise.
13621 (eliminate_regs_in_insn): Likewise.
13622 (emit_input_reload_insns): Add cast to enum type.
13623 (delete_output_reload): Change 0 to VOIDmode in function call.
13624 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13625 to enum type in function call.
13626 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13627 (SET_PREDICT_EXPR_OUTCOME): Define.
13628 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13629 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13630 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13631 (dump_function): Likewise.
13632 * tree-dump.h: Update declarations.
13633 * tree-pass.h: Update declarations.
13634 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13635 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13637 (arm_rtx_costs_1): Correct parenthesization.
13638 (arm_rtx_costs): Add casts to enum type.
13639 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13640 (vfp_emit_fstmd): Use add_rg_note.
13641 (emit_multi_reg_push, emit_sfm): Likewise.
13642 (thumb_set_frame_pointer): Likewise.
13643 (arm_expand_prologue): Likewise.
13644 (arm_regno_class): Change return type to enum reg_class.
13645 (thumb1_expand_prologue): Use add_reg_note.
13646 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13647 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13649 * config/arm/gentune.sh: Add cast to enum type.
13650 * config/arm/arm-tune.md: Rebuild.
13651 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13652 (ix86_split_fp_branch, predict_jump): Likewise.
13653 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13654 insn_code to enum rtx_code.
13655 (ix86_builtin_vectorized_function): Add cast to enum type.
13656 * config/i386/i386.md (truncdfsf2): Change slot to enum
13658 (truncxf<mode>2, isinf<mode>2): Likewise.
13659 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13661 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13662 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13663 (insert_bundle_state): Change 1 to INSERT in function call.
13664 (ia64_add_bundle_selector_before): Likewise.
13665 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13666 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13667 (restore_stack_nonlocal): Likewise.
13668 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13670 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13672 (mips_rtx_costs): Likewise.
13673 (mips_override_options): Add casts to enum type.
13674 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13676 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13677 (store_reg, set_reg_plus_d): Likewise.
13678 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13679 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13681 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13683 (emit_unlikely_jump): Use add_reg_note.
13684 (rs6000_emit_allocate_stack): Likewise.
13685 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13686 (output_toc): Change 1 to INSERT in function call.
13687 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13688 (rs6000_initialize_trampoline): Likewise.
13689 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13691 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13692 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13693 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13694 (save_gprs): Use add_reg_note.
13695 (s390_emit_prologue): Likewise.
13696 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13697 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13698 (sparc_fold_builtin): Add cast to enum type.
13699 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13701 (spu_expand_prologue): Use add_reg_note.
13702 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13704 2009-04-20 Ian Lance Taylor <iant@google.com>
13706 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13707 (c_parser_postfix_expression_after_primary): Get VEC for list of
13708 arguments. Get original types of arguments. Call
13709 build_function_call_vec.
13710 (cached_expr_list_1, cached_expr_list_2): New static variables.
13711 (c_parser_expr_list): Change return type to VEC *. Add
13712 p_orig_types parameter. Change all callers.
13713 (c_parser_release_expr): New static function.
13714 (c_parser_vec_to_tree_list): New static function.
13715 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13716 call build_function_call_vec.
13717 (build_function_call_vec): New function, based on old
13718 build_function_call.
13719 (convert_arguments): Remove nargs and argarray parameters. Change
13720 values to a VEC. Add origtypes parameter.
13721 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13722 (convert_for_assignment): Add origtype parameter. Change all
13723 callers. If warn_cxx_compat, check for conversion to an enum
13724 type when calling a function.
13725 (store_init_value): Add origtype parameter. Change all callers.
13726 (digest_init): Likewise.
13727 (struct init_node): Add origtype field.
13728 (add_pending_init): Add origtype parameter. Change all callers.
13729 (output_init_element): Likewise.
13730 (output_pending_init_elements): Pass origtype from init_node to
13731 output_init_element.
13732 (process_init_element): Pass origtype from c_expr to
13733 output_init_element.
13734 (c_finish_return): Add origtype parameter. Change all callers.
13735 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13737 (sync_resolve_params): Likewise.
13738 (sync_resolve_return): Change params to first_param. Change caller.
13739 (resolve_overloaded_builtins): Change params to VEC *. Change
13740 callers. Save first parameter around call to build_function_call_vec.
13741 * c-decl.c (finish_decl): Add origtype parameter. Change all
13742 callers. Call build_function_call_vec rather than
13743 build_function_call for cleanup.
13744 * c-tree.h: Update declarations.
13745 * c-common.h: Update declarations.
13746 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13747 params to first_param.
13748 * target.h (struct gcc_target): Change resolve_overloaded_builtin
13749 params parameter from tree to void *.
13750 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13751 Change arglist parameter to have type void *, and to be a pointer
13753 * config/rs6000/rs6000-protos.h
13754 (altivec_resolve_overloaded_builtin): Update declaration.
13755 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
13756 fnargs parameter to have type void *, and to be a pointer to a
13757 VEC. Call build_function_call_vec instead of
13758 build_function_call.
13759 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
13761 2009-04-20 Joey Ye <joey.ye@intel.com>
13762 Xuepeng Guo <xuepeng.guo@intel.com>
13763 H.J. Lu <hongjiu.lu@intel.com>
13765 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
13767 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
13768 (IX86_LEA_PRIORITY): Likewise.
13769 (distance_non_agu_define): New function.
13770 (distance_agu_use): Likewise.
13771 (ix86_lea_for_add_ok): Likewise.
13772 (ix86_dep_by_shift_count): Likewise.
13774 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
13775 should split for LEA.
13777 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
13779 (ix86_dep_by_shift_count): Likewise.
13781 2009-04-20 Richard Guenther <rguenther@suse.de>
13783 * expr.c (handled_component_p): Move ...
13784 * tree.h (handled_component_p): ... here.
13785 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
13786 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
13787 and REALPART_EXPR to be in one group.
13789 2009-04-20 Richard Guenther <rguenther@suse.de>
13791 * basic-block.h (get_all_dominated_blocks): Declare.
13792 * dominance.c (get_all_dominated_blocks): New function.
13793 * tree-cfg.c (get_all_dominated_blocks): Remove.
13794 (remove_edge_and_dominated_blocks): Adjust.
13795 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
13796 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
13797 instead of recursing.
13799 2009-04-20 Doug Kwan <dougkwan@google.com>
13801 * cgraph.h (cgraph_node_ptr): New type for vector functions.
13802 (struct cgraph_node_set_def): New type.
13803 (cgraph_node_set) New type. Also declare vector functions.
13804 (struct cgraph_node_set_element_def): New type.
13805 (cgraph_node_set_element): Ditto.
13806 (cgraph_node_set_iterator): New iterator type.
13807 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
13808 cgraph_node_set_remove, dump_cgraph_node_set,
13809 debug_cgraph_node_set): New prototypes.
13810 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
13811 cgraph_node_set_size): New inlines.
13812 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
13813 including cgraph.h.
13814 (struct ipa_opt_pass): Add struct cgraph_node_set_def
13815 argument to function 'write_summary'.
13816 * ipa.c: Include ggc.h.
13817 (hash_cgraph_node_set_element,
13818 eq_cgraph_node_set_element, cgraph_node_set_new,
13819 cgraph_node_set_add, cgraph_node_set_remove,
13820 cgraph_node_set_find, dump_cgraph_node_set,
13821 debug_cgraph_node_set): New functions.
13822 * Makefile.in (ipa.o): Add dependency on GGC_H.
13824 2009-04-20 Ira Rosen <irar@il.ibm.com>
13826 PR tree-optimization/39675
13827 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
13828 check of the return code of vect_schedule_slp. Check that
13829 stmt_vec_info still exists for the statement, before checking its
13830 vectorization type.
13832 2009-04-20 Michael Matz <matz@suse.de>
13834 * Makefile.in (generated_files): Take out $(simple_generated_c).
13836 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
13838 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
13839 (UINTPTR_TYPE): Likewise.
13841 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13844 * c-typeck.c (digest_init): Check for initializing an array with a
13847 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13850 * c-semantics.c (pop_stmt_list): Propagate
13851 STATEMENT_LIST_HAS_LABEL to parent statement list.
13853 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
13855 * config/mips/mips.h (mips_tune_attr): New macro.
13856 * config/mips/mips.md (cpu): Use it.
13858 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13861 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
13864 2009-04-19 Diego Novillo <dnovillo@google.com>
13866 * toplev.c (compile_file): Move call to coverage_finish ...
13867 * cgraphunit.c (ipa_passes): ... here.
13868 Call cgraph_process_new_functions.
13869 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
13870 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
13872 2009-04-19 Jan Hubicka <jh@suse.cz>
13874 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
13876 (dump_cgraph_node): Dump can throw external flag.
13877 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
13879 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13883 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
13884 * common.opt (Wlogical-op): Move from here...
13885 * c.opt (Wlogical-op): ... to here.
13886 * c-typeck.c (parser_build_binary_op): Update call to
13887 warn_logical_operator.
13888 * c-opts.c (c_common_post_options): Enable warn_logical_op with
13890 * c-common.c (warn_logical_op): Update.
13891 * c-common.h (warn_logical_op): Update declaration.
13893 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
13895 * tree.c (protected_set_expr_location): Fix formatting.
13897 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13900 * c-typeck.c (readonly_warning): new.
13901 (build_unary_op, build_modify_expr): Use readonly_warning for
13902 storing into something readonly but not const-qualified.
13904 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13907 * c-typeck.c (build_unary_op): Check for taking address of
13908 expression of type void.
13910 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13913 * c-typeck.c (build_function_call): Check for calling a function
13914 with qualified void return types. Call require_complete_type when
13917 2009-04-18 Jan Hubicka <jh@suse.cz>
13919 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
13921 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
13922 can_throw_external flag.
13923 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
13924 * ipa-pure-const.c (ignore_edge): New function.
13925 (propagate): Compute order for NOTHROW computation; set NOTHROWs
13926 only over can_throw_external edges.
13927 (local_pure_const): Add nothrow flag.
13928 * ipa-utils.c (searchc): Add ignore_edge callback.
13929 (ipa_utils_reduced_inorder): Add ignore_edge callback.
13930 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
13931 (set_nothrow_function_flags): Update cgraph.
13932 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
13934 2009-04-18 Richard Guenther <rguenther@suse.de>
13936 PR middle-end/39804
13937 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
13938 (fold_stmt): ... this and ...
13939 (fold_stmt_inplace): ... this.
13940 (fold_stmt_1): Fold references in calls and asms.
13941 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
13943 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13945 * tree-vrp.c (ssa_name_nonzero_p): Remove.
13946 * tree.h: Remove the prototype for ssa_name_nonzero_p.
13948 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13950 * tree.c (function_args_count): Remove.
13951 * tree.h: Remove the prototype for function_args_count.
13953 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13955 * tree-iterator.c (expr_only): Remove.
13956 * tree.h: Remove the prototype for expr_only.
13958 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13960 * reginfo.c (cannot_change_mode_set_regs): Remove.
13961 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
13963 2009-04-08 Anatoly Sokolov <aesok@post.ru>
13965 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
13966 whether operands 0 and 1 overlaps.
13968 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
13970 PR middle-end/36902
13971 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
13972 pointer. Use warning_at instead of warning.
13973 (search_for_addr_array): Likewise.
13974 (check_array_bounds): Likewise.
13975 (check_all_array_refs): Check that the incoming edge is not in the
13976 list of edges to be removed.
13977 (check_all_array_refs): Avoid the temporal pointer.
13978 (vrp_visit_cond_stmt): Fix typo.
13979 (simplify_switch_using_ranges): Handle the case where the switch
13980 index is an integer constant.
13982 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
13984 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
13986 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13988 * doc/extend.texi, doc/invoke.texi: Fix typos.
13990 2009-04-17 Cary Coutant <ccoutant@google.com>
13992 * tree-flow-inline.h (get_lineno): Fix inverted test.
13994 2009-04-17 Diego Novillo <dnovillo@google.com>
13996 * tree-ssa-pre.c (create_expression_by_pieces): Remove
13997 assertion for AVAIL_OUT.
13999 2009-04-17 Mike Frysinger <vapier@gentoo.org>
14002 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
14003 * config/sh/linux-atomic.asm: Likewise.
14005 2009-04-17 Diego Novillo <dnovillo@google.com>
14007 * except.c (debug_eh_tree): New.
14008 (struct eh_region, struct eh_status): Move ...
14009 * except.h: ... here.
14010 (add_type_for_runtime): Declare extern.
14011 (lookup_type_for_runtime): Likewise.
14012 (debug_eh_tree): Declare.
14013 * Makefile.in (GTFILES): List except.h before except.c
14015 2009-04-17 Diego Novillo <dnovillo@google.com>
14017 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
14018 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
14019 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
14020 (find_vars_r): ... here.
14021 * tree-flow.h (find_referenced_vars_in): Declare.
14022 * tree-ssa-pre.c (create_expression_by_pieces): Assert
14023 that AVAIL_OUT exists for BLOCK.
14024 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
14025 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
14026 (tree-parloops.o): Likewise.
14028 2009-04-17 Simon Baldwin <simonb@google.com>
14030 * toplev.c (default_tree_printer): Add handling for %E format.
14032 2009-04-17 Diego Novillo <dnovillo@google.com>
14034 * tree-pretty-print.c (dump_generic_node): Add break after
14035 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
14036 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
14037 FUNCTION_TYPE together. Call print_struct_decl when printing
14038 structures and TDF_SLIM is not given.
14039 (print_struct_decl): Fix logic for detecting recursion.
14041 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14044 * gcc.c (create_at_file): New.
14045 (compile_input_file_p): New.
14046 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
14047 * main.c (main): Update call to toplev_main.
14048 * toplev.c (toplev_main): Change signature. Call expandargv.
14049 * toplev.h (toplev_main): Change signature.
14051 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14053 * dwarf2out.c (field_byte_offset): Use the type size as the field size
14054 if the latter is not constant.
14056 2009-04-17 David Edelsohn <edelsohn@gnu.org>
14058 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
14060 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14062 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
14063 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
14065 2009-04-17 Richard Guenther <rguenther@suse.de>
14067 * tree-ssa-structalias.c (get_constraint_for_component_ref):
14068 Handle component references view-converting an invariant address.
14070 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
14072 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
14073 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
14074 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
14075 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
14076 Use @deftypevr rather than @deftypevar.
14078 2009-04-17 Richard Guenther <rguenther@suse.de>
14080 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
14081 (get_prop_source_stmt): Likewise.
14082 (can_propagate_from): Likewise.
14084 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
14086 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
14087 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
14088 (--with-multilib-list): Add default value.
14089 * configure: Regenerate.
14090 * Makefile.in (TM_ENDIAN_CONFIG): Define.
14091 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
14092 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
14093 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
14094 Don't add default cpu to multilib list unnecessarily, but do enable
14095 the relevant compiler option..
14096 Add support for --with-multilib-list=<blank> and
14097 --with-multilib-list=!<somelib> to supress unwanted multilibs.
14098 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
14099 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
14100 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
14101 TM_MULTILIB_CONFIG.
14102 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
14103 (MULTILIB_OSDIRNAMES): New variable.
14104 * config/sh/t-1e: Delete file.
14105 * config/sh/t-mlib-sh1: Delete file.
14106 * config/sh/t-mlib-sh2: Delete file.
14107 * config/sh/t-mlib-sh2a: Delete file.
14108 * config/sh/t-mlib-sh2a-nofpu: Delete file.
14109 * config/sh/t-mlib-sh2a-single: Delete file.
14110 * config/sh/t-mlib-sh2a-single-only: Delete file.
14111 * config/sh/t-mlib-sh2e: Delete file.
14112 * config/sh/t-mlib-sh3e: Delete file.
14113 * config/sh/t-mlib-sh4: Delete file.
14114 * config/sh/t-mlib-sh4-nofpu: Delete file.
14115 * config/sh/t-mlib-sh4-single: Delete file.
14116 * config/sh/t-mlib-sh4-single-only: Delete file.
14117 * config/sh/t-mlib-sh4a: Delete file.
14118 * config/sh/t-mlib-sh4a-nofpu: Delete file.
14119 * config/sh/t-mlib-sh4a-single: Delete file.
14120 * config/sh/t-mlib-sh4a-single-only: Delete file.
14121 * config/sh/t-mlib-sh4al: Delete file.
14122 * config/sh/t-mlib-sh5-32media: Delete file.
14123 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
14124 * config/sh/t-mlib-sh5-64media: Delete file.
14125 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
14126 * config/sh/t-mlib-sh5-compact: Delete file.
14127 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
14128 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
14129 * doc/install.texi (Options specification): Add
14130 --with-multilib-list and --with-endian.
14132 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14134 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
14136 (OBJS-common): Add plugin-version.o.
14137 (plugin-version.o): New.
14138 * gcc-plugin.h (plugin_gcc_version): New.
14139 (plugin_default_version_check): New.
14140 (plugin_init_func, plugin_init): Add version argument.
14141 * plugin-version.c: New.
14142 * plugin.c (str_plugin_gcc_version_name): New.
14143 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
14144 pass it to the init function.
14145 (plugin_default_version_check): New.
14147 2009-04-17 Richard Guenther <rguenther@suse.de>
14149 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
14150 for decl-vs-decl disambiguation.
14152 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
14154 * config/s390/s390.h (s390_tune_attr): New macro definition.
14155 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
14157 2009-04-17 Richard Guenther <rguenther@suse.de>
14159 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
14160 (fold_stmt_r): Likewise.
14161 (maybe_fold_reference): New function.
14162 (fold_gimple_assign): Handle cases fold_stmt_r did.
14163 (fold_stmt): Do not use fold_stmt_r.
14164 (fold_stmt_inplace): Likewise.
14166 2009-04-17 Richard Guenther <rguenther@suse.de>
14168 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
14169 (record_equivalences_from_stmt): Remove useless checks and
14171 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
14172 the type is already suitable.
14174 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
14176 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
14178 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
14180 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
14181 (CMPtype): Define as __gcc_CMPtype.
14183 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
14185 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
14186 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
14188 2009-04-17 Richard Guenther <rguenther@suse.de>
14190 PR tree-optimization/39746
14191 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
14192 special-casing for builtins and static variable use/def.
14193 (call_may_clobber_ref_p_1): Likewise.
14195 2009-04-16 Ian Lance Taylor <iant@google.com>
14197 * df.h: Include "timevar.h".
14198 (struct df_problem): Change tv_id field to timevar_id_t.
14199 * tree-pass.h: Include "timevar.h".
14200 (struct opt_pass): Change tv_id field to timevar_id_t.
14201 * timevar.h (timevar_id_t): Define TV_NONE.
14202 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
14203 TV_NONE rather than tv_id != 0.
14204 (execute_one_pass): Likewise.
14205 * Makefile.in (DF_H): Add $(TIMEVAR_H).
14206 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
14207 dependencies to $(TREE_PASS_H).
14208 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
14210 (pass_branch_target_load_optimize2): Likewise.
14211 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
14212 (pass_outof_cfg_layout_mode): Likewise.
14213 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
14214 (pass_rebuild_cgraph_edges): Likewise.
14215 (pass_remove_cgraph_callee_edges): Likewise.
14216 * df-core.c (pass_df_initialize_opt): Likewise.
14217 (pass_df_initialize_no_opt): Likewise.
14218 (pass_df_finish): Likewise.
14219 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
14220 * except.c (pass_set_nothrow_function_flags): Likewise.
14221 (pass_convert_to_eh_region_ranges): Likewise.
14222 * final.c (pass_compute_alignments): Likewise.
14223 * function.c (pass_instantiate_virtual_regs): Likewise.
14224 (pass_init_function): Likewise.
14225 (pass_leaf_regs): Likewise.
14226 (pass_match_asm_constraints): Likewise.
14227 * gimple-low.c (pass_lower_cf): Likewise.
14228 (pass_mark_used_blocks): Likewise.
14229 * init-regs.c (pass_initialize_regs): Likewise.
14230 * integrate.c (pass_initial_value_sets): Likewise.
14231 * ira.c (pass_ira): Likewise.
14232 * jump.c (pass_cleanup_barriers): Likewise.
14233 * omp-low.c (pass_expand_omp): Likewise.
14234 (pass_lower_omp): Likewise.
14235 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
14236 * recog.c (pass_split_all_insns): Likewise.
14237 (pass_split_after_reload): Likewise.
14238 (pass_split_before_regstack): Likewise.
14239 (pass_split_before_sched2): Likewise.
14240 (pass_split_for_shorten_branches): Likewise.
14241 * reginfo.c (pass_reginfo_init): Likewise.
14242 (pass_subregs_of_mode_init): Likewise.
14243 (pass_subregs_of_mode_finish): Likewise.
14244 * passes.c (pass_postreload): Likewise.
14245 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
14246 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
14247 (pass_warn_function_return): Likewise.
14248 (pass_warn_function_noreturn): Likewise.
14249 * tree-complex.c (pass_lower_complex): Likewise.
14250 (pass_lower_complex_O0): Likewise.
14251 * tree-if-conv.c (pass_if_conversion): Likewise.
14252 * tree-into-ssa.c (pass_build_ssa): Likewise.
14253 * tree-mudflap.c (pass_mudflap_1): Likewise.
14254 (pass_mudflap_2): Likewise.
14255 * tree-nomudflap.c (pass_mudflap_1): Likewise.
14256 (pass_mudflap_2): Likewise.
14257 * tree-nrv.c (pass_return_slot): Likewise.
14258 * tree-object-size.c (pass_object_sizes): Likewise.
14259 * tree-optimize.c (pass_all_optimizations): Likewise.
14260 (pass_early_local_passes): Likewise.
14261 (pass_all_early_optimizations): Likewise.
14262 (pass_cleanup_cfg): Likewise.
14263 (pass_cleanup_cfg_post_optimizing): Likewise.
14264 (pass_free_datastructures): Likewise.
14265 (pass_free_cfg_annotations): Likewise.
14266 (pass_fixup_cfg): Likewise.
14267 (pass_init_datastructures): Likewise.
14268 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
14269 (pass_late_warn_uninitialized): Likewise.
14270 (pass_update_address_taken): Likewise.
14271 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
14272 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
14273 (pass_cse_sincos): Likewise.
14274 (pass_convert_to_rsqrt): Likewise.
14275 * tree-ssa-structalias.c (pass_build_alias): Likewise.
14276 * tree-stdarg.c (pass_stdarg): Likewise.
14277 * tree-tailcall.c (pass_tail_recursion): Likewise.
14278 (pass_tail_calls): Likewise.
14279 * tree-vect-generic.c (pass_lower_vector): Likewise.
14280 (pass_lower_vector_ssa): Likewise.
14281 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
14283 2009-04-16 Joseph Myers <joseph@codesourcery.com>
14285 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
14287 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
14289 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
14290 logical and signext.
14292 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
14295 * config/sh/predicates.md (arith_operand): Check if the operand
14296 of TRUNCATE is a REG.
14298 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14300 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14301 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14303 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14305 * tree-iterator.c (tsi_split_statement_list_after,
14306 tsi_split_statement_list_before): Remove.
14307 * tree-iterator.h: Remove the prototypes for
14308 tsi_split_statement_list_after and tsi_split_statement_list_before.
14310 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14312 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
14313 * tree-ssa-propagate.h: Remove the prototype for
14314 stmt_makes_single_load.
14316 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14318 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
14319 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
14321 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14323 * tree-iterator.c (EXPR_LAST_BODY): Remove.
14325 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14327 * except.c (eh_region_outer_p): Remove.
14328 * except.h: Remove the prototype for eh_region_outer_p.
14330 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14332 * function.c (current_function_assembler_name): Remove.
14333 * function.h: Remove the prototype for
14334 current_function_assembler_name.
14336 2009-04-16 Ian Lance Taylor <iant@google.com>
14338 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
14339 (add_reg_note): Call alloc_reg_note.
14340 * rtl.h (alloc_reg_note): Declare.
14341 * combine.c (try_combine): Use alloc_reg_note.
14342 (recog_for_combine, move_deaths): Likewise.
14343 (distribute_notes): Use alloc_reg_note and add_reg_note.
14344 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
14345 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
14346 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
14348 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
14350 PR rtl-optimization/39762
14351 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
14352 ira_may_move_out_cost): Add comments about way of their usage.
14353 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
14355 * ira-conflicts.c (process_regs_for_copy): Use function
14356 ira_get_register_move_cost instead of global
14357 ira_register_move_cost.
14359 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
14360 color_pass, move_spill_restore, update_curr_costs): Ditto.
14362 * ira-lives.c (process_single_reg_class_operands): Ditto.
14364 * ira-emit.c (emit_move_list): Ditto.
14366 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
14367 (record_reg_classes): Ditto. Use functions
14368 ira_get_register_move_cost and ira_get_may_move_cost instead of
14369 global vars ira_register_move_cost, ira_may_move_out_cost and
14370 ira_may_move_in_cost.
14371 (record_address_regs): Don't call ira_init_register_move_cost.
14372 Use function ira_get_may_move_cost instead of global
14373 ira_may_move_in_cost.
14374 (process_bb_node_for_hard_reg_moves): Use function
14375 ira_get_register_move_cost instead of global ira_register_move_cost.
14376 (ira_costs): Don't call ira_init_register_move_cost.
14378 2009-04-16 Richard Guenther <rguenther@suse.de>
14380 * tree-cfg.c (verify_gimple_assign_binary):
14381 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
14382 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
14383 (create_general_new_stmt): Note that this function is broken.
14385 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14387 * common.opt (fhelp): Add Var(help_flag).
14388 * gcc-plugin.h (plugin_info): Add help.
14389 * plugin.c (plugin_name_args): Add help.
14390 (register_plugin_info): Set plugin->help.
14391 (print_help_one_plugin): New.
14392 (print_plugins_help): New.
14393 * plugin.h (print_plugins_help): New.
14394 * toplev.c (toplev_main): Call print_plugins_help if needed.
14396 2009-04-16 Richard Guenther <rguenther@suse.de>
14398 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
14399 (gimple_ior_addresses_taken_1): New function.
14400 (gimple_ior_addresses_taken): Likewise.
14401 * gimple.h (struct gimple_statement_with_ops_base): Remove
14402 addresses_taken member.
14403 (gimple_ior_addresses_taken): Declare.
14404 (gimple_addresses_taken, gimple_addresses_taken_ptr,
14405 gimple_set_addresses_taken): Remove.
14406 * ipa-reference.c (mark_address): New function.
14407 (scan_stmt_for_static_refs): Use it for marking addresses taken.
14408 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
14409 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
14410 (gimple_add_to_addresses_taken): Remove.
14411 (get_tmr_operands): Call mark_address_taken.
14412 (get_asm_expr_operands): Likewise.
14413 (get_expr_operands): Likewise.
14414 (build_ssa_operands): Do not clear the addresses_taken bitmap.
14415 (free_stmt_operands): Do not free it.
14416 * tree-ssa.c (delete_tree_ssa): Likewise.
14417 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
14419 2009-04-16 Richard Guenther <rguenther@suse.de>
14421 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
14422 (walk_stmt_load_store_ops): Likewise.
14423 * gimple.c (get_base_loadstore): New function.
14424 (walk_stmt_load_store_addr_ops): Likewise.
14425 (walk_stmt_load_store_ops): Likewise.
14426 * ipa-pure-const.c (check_op): Simplify.
14427 (check_load, check_store): New functions.
14428 (check_stmt): Use walk_stmt_load_store_ops.
14429 * ipa-reference.c (mark_load): Adjust signature.
14430 (mark_store): Likewise.
14431 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
14433 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14435 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
14436 (plugin_info): New.
14437 * opts.c (common_handle_option): Don't call print_version.
14438 * plugin.c (plugin_name_args): Add version.
14439 (register_plugin_info): New.
14440 (register_callback): Handle PLUGIN_INFO.
14441 (try_init_one_plugin): New.
14442 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
14444 (finalize_one_plugin): New.
14445 (finalize_plugins): New.
14446 (print_one_plugin): New.
14447 (print_plugins_versions): New.
14448 * plugin.h (print_plugins_versions): New.
14449 (finalize_plugins): New.
14450 * toplev.c (compile_file): Don't call initialize_plugins.
14451 (print_version): Call print_plugins_versions.
14452 (toplev_main): Call initialize_plugins. Print version if needed.
14453 Call finalize_plugins.
14455 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14457 * common.opt (fversion): New.
14458 * gcc.c (print_version): New.
14459 (process_command): Don't print the version. Just set print_version.
14460 (main): Print version. Call subprocesses if print_version and
14461 verbose_flag are set.
14462 * opts.c (common_handle_option): Handle OPT_fversion.
14464 2009-04-16 Richard Guenther <rguenther@suse.de>
14465 Ira Rosen <irar@il.ibm.com>
14467 PR tree-optimization/39698
14468 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
14469 type of the reduction variable. Only generate the def if
14472 * omp-low.c (expand_omp_for_generic): When converting to a pointer
14473 make sure to first convert to an integer of the same precision.
14474 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
14475 the type of the evolution correctly in computing the new
14476 induction variable base.
14478 2009-04-16 Richard Guenther <rguenther@suse.de>
14480 PR middle-end/39625
14481 * tree-cfg.c (make_blocks): Split statements with to-be
14482 abnormal SSA names on the lhs.
14484 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
14486 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
14487 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
14488 * c-typeck.c (really_start_incremental_init): Likewise.
14489 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
14490 (TARGET_INITIALIZER): Remove it.
14491 * target.h (struct target): Remove vector_opaque_p.
14492 * tree.c (build_opaque_vector_type): New.
14493 * tree.h (TYPE_VECTOR_OPAQUE): New.
14494 (build_opaque_vector_type): Declare.
14495 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
14496 * config/rs6000/rs6000.c (build_opaque_vector_type,
14497 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
14498 (rs6000_init_builtins): Use build_opaque_vector_type for
14499 opaque_V4SI_type_node.
14501 2009-04-15 Catherine Moore <clm@codesourcery.com>
14503 * debug.h (set_name): Declare.
14504 * dwarf2out.c (dwarf2out_set_name): Declare.
14505 (dwarf2_debug_hooks): Add set_name.
14506 (find_AT_string): New.
14507 (add_AT_string): Call find_AT_string.
14508 (dwarf2out_set_name): New.
14509 * cp/decl.c (grokdeclarator): Call set_name.
14510 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
14511 * debug.c (do_nothing_debug_hooks): Likewise.
14512 * dbxout.c (dbx_debug_hooks): Likewise.
14513 * sdbout.c (sdb_debug_hooks): Likewise.
14515 2009-04-15 Michael Eager <eager@eagercon.com>
14517 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
14518 reg for single-precision FPU.
14519 * config/rs6000/rs6000.md (movsi_internal1): Only for
14520 !TARGET_SINGLE_FPU.
14521 (movsi_internal1_single): New. Add pattern to move SI values to/from
14522 single-precision FP regs.
14524 2009-04-15 Richard Guenther <rguenther@suse.de>
14526 * omp-low.c (lower_rec_input_clauses): Build correct address
14528 (expand_omp_for_generic): Fix multiplication type.
14529 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14530 (generate_memset_zero): Fix types.
14531 * tree-profile.c (prepare_instrumented_value): Correctly
14534 2009-04-15 Ian Lance Taylor <iant@google.com>
14536 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14537 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14538 for -Wall and for -Wc++-compat.
14539 (c_common_post_options): For C++, set warn_enum_compare if not
14541 * c-tree.h (struct c_expr): Add field original_type.
14542 (build_external_ref): Update declaration.
14543 * c-parser.c (c_parser_braced_init): Set original_type.
14544 (c_parser_initelt): Likewise.
14545 (c_parser_expr_no_commas): Likewise.
14546 (c_parser_conditional_expression): Likewise.
14547 (c_parser_cast_expression): Likewise.
14548 (c_parser_unary_expression): Likewise. Pull setting of
14549 original_code to top of function.
14550 (c_parser_sizeof_expression): Set original_type.
14551 (c_parser_alignof_expression): Likewise.
14552 (c_parser_postfix_expression): Likewise. Pull setting of
14553 original_code to top of function.
14554 (c_parser_postfix_expression_after_paren_type): Set original_type.
14555 (c_parser_postfix_expression_after_primary): Likewise.
14556 (c_parser_expression): Likewise.
14557 * c-typeck.c (build_external_ref): Add type parameter. Change all
14559 (c_expr_sizeof_expr): Set original_type field.
14560 (parser_build_unary_op): Likewise.
14561 (parser_build_binary_op): Likewise. Optionally warn about
14562 comparisons of enums of different types.
14563 (digest_init): Set original_type field.
14564 (really_start_incremental_init): Likewise.
14565 (push_init_level, pop_init_level): Likewise.
14566 * doc/invoke.texi (Warning Options): -Wenum-compare now
14569 2009-04-15 Richard Guenther <rguenther@suse.de>
14571 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14572 out a necessary conversion.
14573 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14574 names we didn't value number.
14575 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14577 2009-04-15 Richard Guenther <rguenther@suse.de>
14579 PR tree-optimization/39764
14580 * tree-ssa-ccp.c (get_value): Canonicalize value with
14581 canonicalize_float_value.
14583 2009-04-15 Jan Hubicka <jh@suse.cz>
14585 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14586 Wrong version of patch.
14588 2009-04-15 Jan Hubicka <jh@suse.cz>
14590 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14592 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14594 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14595 our distinct integral and vector types.
14597 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14599 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14600 * init.c (build_vtbl_address): Remove call to assemble_external.
14602 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14604 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14605 output for other floating point modes.
14607 2009-04-14 Diego Novillo <dnovillo@google.com>
14609 * diagnostic.c (diagnostic_report_diagnostic): Do not
14610 warn about loaded plugins for DK_ERROR and DK_WARNING.
14611 * c-decl.c (declspecs_add_type): Move call to
14612 invoke_plugin_callbacks ...
14613 * c-parser.c (c_parser_declspecs): ... here.
14614 * plugin.c (dump_active_plugins): Tidy output.
14616 2009-04-14 Diego Novillo <dnovillo@google.com>
14617 Le-Chun Wu <lcwu@google.com>
14619 * configure.ac: Add --enable-plugin support.
14620 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14621 * Makefile.in (PLUGIN_H): Define.
14622 Export ENABLE_PLUGIN and GMPINC to site.exp.
14623 Add PLUGINLIBS to link command.
14624 Add/modify dependencies for plugin.o and files including plugin.h.
14626 * config.in: Regenerate.
14628 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14631 2009-04-14 Le-Chun Wu <lcwu@google.com>
14633 * tree-pass.h (register_one_dump_file): Add a prototype for
14634 register_one_dump_file.
14635 * toplev.c (compile_file): Call initialize_plugins.
14636 (do_compile): Call invoke_plugin_callbacks.
14637 (toplev_main): Call invoke_plugin_callbacks.
14638 * common.opt: Add -fplugin= and -fplugin-arg-.
14639 * gcc-plugin.h: New public header file for plugins to include.
14640 * plugin.c: New source file.
14641 * plugin.h: New internal header file.
14642 * passes.c (register_one_dump_file): Make it external.
14644 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14646 2009-04-14 Diego Novillo <dnovillo@google.com>
14648 * doc/plugins.texi: New.
14649 * doc/gccint.texi: Add reference to Plugins chapter.
14650 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14651 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14652 loaded plugins, if any.
14653 * timevar.def (TV_PLUGIN_INIT): Define.
14654 (TV_PLUGIN_RUN): Define.
14655 * plugin.c: Include timevar.h
14656 (plugins_active_p): New.
14657 (dump_active_plugins): New.
14658 (debug_active_plugins): New.
14660 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14662 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14664 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14666 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14668 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14669 the same as a minus without a shift.
14671 2009-04-14 Nick Clifton <nickc@redhat.com>
14673 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14674 comparisons with small integers will always produce a short
14677 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14680 2008-12-19 Diego Novillo <dnovillo@google.com>
14682 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14684 2009-04-14 Richard Guenther <rguenther@suse.de>
14686 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14688 (verify_gimple_assign_binary): Likewise. Handle shifts and
14690 (verify_gimple_phi): Print the mismatched argument position.
14691 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14693 (vect_update_init_of_dr): Likewise.
14694 * matrix-reorg.c (transform_access_sites): Do what the
14696 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14698 2009-04-13 Michael Eager <eager@eagercon.com>
14700 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14701 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14702 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14703 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14704 remove duplicate config
14706 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14708 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14709 file_name:line_number type locator of the call site.
14711 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14713 * genautomata.c: Put blank after comma.
14714 (automaton_decls): New.
14715 (struct unit_usage): Add comments to member next.
14716 (store_alt_unit_usage): Keep the list ordered.
14717 (unit_present_on_list_p, equal_alternatives_p): New.
14718 (check_regexp_units_distribution): Check units distribution
14719 correctness correctly.
14720 (main): Don't write automata if error is found. Return correct
14723 * config/m68k/cf.md (cfv4_ds): Remove.
14724 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14725 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14727 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14728 power4-load-ext, power4-store, power4-store-update,
14729 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14730 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14731 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14732 power4-sqrt, power4-isync): Modify reservation to make correct
14733 unit distribution to automata.
14735 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14736 power5-store-update, power5-two, power5-three, power5-lmul,
14737 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14739 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14741 * except.c (pass_set_nothrow_function_flags): Set name and add
14743 (set_nothrow_function_flags): Mention in the dump file when
14744 changing a function to nothrow.
14746 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
14749 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
14750 instead of unsigned long.
14752 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14754 * config/arm/arm.c (return_used_this_function): Remove.
14755 (arm_output_function_prologue): Remove use of
14756 return_used_this_function.
14757 (output_return_instruction): Replace use of
14758 return_used_this_function
14759 by cfun->machine->return_used_this_function.
14760 (arm_output_epilogue): Likewise.
14761 (arm_output_function_epilogue): Likewise.
14762 (thumb_unexpanded_epilogue): Likewise.
14763 * config/arm/arm.h (struct machine_function):
14764 New member return_used_this_function.
14766 2009-04-12 Mark Mitchell <mark@codesourcery.com>
14768 * doc/install.texi: Correct description of default directory for
14769 --with-gxx-include-dir.
14771 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
14773 * fold-const.c (build_range_check): Properly deal with enumeral and
14774 boolean base types.
14776 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
14778 * doc/invoke.texi (max_gcse_passes): Remove documentation.
14779 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
14780 * params.h (MAX_GCSE_PASSES): Remove.
14781 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
14782 in sequence. Remove ability to run multiple passes.
14783 (bypass_jumps): Report run as third CPROP pass.
14785 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
14787 PR middle-end/39651
14788 * except.c (can_throw_external): Look at each insn in a SEQUENCE
14789 when deciding whether the whole SEQUENCE can throw.
14791 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
14794 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
14795 offseted label references.
14797 2009-04-11 Jan Hubicka <jh@suse.cz>
14799 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
14801 2009-04-11 Richard Guenther <rguenther@suse.de>
14803 PR middle-end/39732
14804 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
14805 return variables as TREE_ADDRESSABLE.
14807 2009-04-11 Richard Guenther <rguenther@suse.de>
14809 PR tree-optimization/39713
14810 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
14811 reference trees have SSA_NAME operands.
14813 2009-04-11 Richard Guenther <rguenther@suse.de>
14816 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
14817 address expressions.
14819 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
14821 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
14822 match changes in Cygwin 1.7
14823 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
14824 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
14826 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14828 PR tree-optimization/39701
14829 * doc/invoke.texi (Optimization Options): Document change in
14830 meaning and initialization of -fdelete-null-pointer-checks.
14832 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14834 PR middle-end/39701
14835 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
14837 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
14840 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
14842 2009-04-10 Chao-ying Fu <fu@mips.com>
14844 * doc/tm.texi (Instruction Output): Document
14845 TARGET_ASM_FINAL_POSTSCAN_INSN.
14846 * target.h (final_postscan_insn): New field in asm_out.
14847 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14848 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
14849 * final.c (final_scan_insn): Call
14850 targetm.asm_out.final_postscan_insn after outputting
14851 an asm macro and a normal instruction.
14853 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
14854 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
14855 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
14856 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
14857 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14859 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14861 PR middle-end/39701
14862 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
14863 variables as non-NULL even with -fdelete-null-pointer-checks.
14865 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14867 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
14869 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
14872 * config/i386/i386.c (classify_argument): Handle SCmode with
14873 (bit_offset % 64) != 0.
14875 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
14877 * doc/invoke.texi (Optimize Options): Add cross-reference to
14878 -Q --help=optimizers examples.
14880 2009-04-10 Ben Elliston <bje@au.ibm.com>
14883 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
14884 regalign for the reg == fpr and TDmode case.
14886 2009-04-09 David Ayers <ayers@fsfe.org>
14889 * objc/objc-act.c (warn_with_method): Remove helper function.
14890 (check_duplicates): Call warning and inform directly.
14891 (really_start_method): Likewise.
14893 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14895 * expmed.c (expand_divmod): Always use a comparison for a division
14896 by a large unsigned integer.
14898 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
14899 for things others than variables or functions as nonzero.
14901 2009-04-09 Nick Clifton <nickc@redhat.com>
14903 * unwind-compat.c: Change copyright header to refer to version
14904 3 of the GNU General Public License with version 3.1 of the
14905 GCC Runtime Library Exception and to point readers at the
14906 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
14907 * config/alpha/crtfastmath.c: Likewise.
14908 * config/alpha/linux-unwind.h: Likewise.
14909 * config/alpha/qrnnd.asm: Likewise.
14910 * config/alpha/vms-crt0-64.c: Likewise.
14911 * config/alpha/vms-crt0.c: Likewise.
14912 * config/alpha/vms-dwarf2.asm: Likewise.
14913 * config/alpha/vms-dwarf2eh.asm: Likewise.
14914 * config/alpha/vms-psxcrt0-64.c: Likewise.
14915 * config/alpha/vms-psxcrt0.c: Likewise.
14916 * config/alpha/vms_tramp.asm: Likewise.
14917 * config/arc/initfini.c: Likewise.
14918 * config/arc/lib1funcs.asm: Likewise.
14919 * config/arm/bpabi-v6m.S: Likewise.
14920 * config/arm/bpabi.S: Likewise.
14921 * config/arm/bpabi.c: Likewise.
14922 * config/arm/crti.asm: Likewise.
14923 * config/arm/crtn.asm: Likewise.
14924 * config/arm/ieee754-df.S: Likewise.
14925 * config/arm/ieee754-sf.S: Likewise.
14926 * config/arm/lib1funcs.asm: Likewise.
14927 * config/arm/libunwind.S: Likewise.
14928 * config/arm/linux-atomic.c: Likewise.
14929 * config/arm/mmintrin.h: Likewise.
14930 * config/arm/pr-support.c: Likewise.
14931 * config/arm/unaligned-funcs.c: Likewise.
14932 * config/arm/unwind-arm.c: Likewise.
14933 * config/arm/unwind-arm.h: Likewise.
14934 * config/avr/libgcc.S: Likewise.
14935 * config/bfin/crti.s: Likewise.
14936 * config/bfin/crtlibid.s: Likewise.
14937 * config/bfin/crtn.s: Likewise.
14938 * config/bfin/lib1funcs.asm: Likewise.
14939 * config/bfin/linux-unwind.h: Likewise.
14940 * config/cris/arit.c: Likewise.
14941 * config/cris/cris_abi_symbol.c: Likewise.
14942 * config/darwin-64.c: Likewise.
14943 * config/darwin-crt2.c: Likewise.
14944 * config/darwin-crt3.c: Likewise.
14945 * config/darwin.h: Likewise.
14946 * config/dbxelf.h: Likewise.
14947 * config/dfp-bit.c: Likewise.
14948 * config/dfp-bit.h: Likewise.
14949 * config/elfos.h: Likewise.
14950 * config/fixed-bit.c: Likewise.
14951 * config/fixed-bit.h: Likewise.
14952 * config/fp-bit.c: Likewise.
14953 * config/fp-bit.h: Likewise.
14954 * config/fr30/crti.asm: Likewise.
14955 * config/fr30/crtn.asm: Likewise.
14956 * config/fr30/lib1funcs.asm: Likewise.
14957 * config/freebsd-spec.h: Likewise.
14958 * config/frv/cmovd.c: Likewise.
14959 * config/frv/cmovh.c: Likewise.
14960 * config/frv/cmovw.c: Likewise.
14961 * config/frv/frvbegin.c: Likewise.
14962 * config/frv/frvend.c: Likewise.
14963 * config/frv/lib1funcs.asm: Likewise.
14964 * config/glibc-stdint.h: Likewise.
14965 * config/h8300/clzhi2.c: Likewise.
14966 * config/h8300/crti.asm: Likewise.
14967 * config/h8300/crtn.asm: Likewise.
14968 * config/h8300/ctzhi2.c: Likewise.
14969 * config/h8300/fixunssfsi.c: Likewise.
14970 * config/h8300/lib1funcs.asm: Likewise.
14971 * config/h8300/parityhi2.c: Likewise.
14972 * config/h8300/popcounthi2.c: Likewise.
14973 * config/i386/ammintrin.h: Likewise.
14974 * config/i386/att.h: Likewise.
14975 * config/i386/avxintrin.h: Likewise.
14976 * config/i386/biarch64.h: Likewise.
14977 * config/i386/bmmintrin.h: Likewise.
14978 * config/i386/cpuid.h: Likewise.
14979 * config/i386/cross-stdarg.h: Likewise.
14980 * config/i386/crtfastmath.c: Likewise.
14981 * config/i386/crtprec.c: Likewise.
14982 * config/i386/cygming-crtbegin.c: Likewise.
14983 * config/i386/cygming-crtend.c: Likewise.
14984 * config/i386/cygwin.asm: Likewise.
14985 * config/i386/emmintrin.h: Likewise.
14986 * config/i386/gmm_malloc.h: Likewise.
14987 * config/i386/gthr-win32.c: Likewise.
14988 * config/i386/i386.h: Likewise.
14989 * config/i386/immintrin.h: Likewise.
14990 * config/i386/linux-unwind.h: Likewise.
14991 * config/i386/linux64.h: Likewise.
14992 * config/i386/mm3dnow.h: Likewise.
14993 * config/i386/mmintrin-common.h: Likewise.
14994 * config/i386/mmintrin.h: Likewise.
14995 * config/i386/nmmintrin.h: Likewise.
14996 * config/i386/pmm_malloc.h: Likewise.
14997 * config/i386/pmmintrin.h: Likewise.
14998 * config/i386/smmintrin.h: Likewise.
14999 * config/i386/sol2-c1.asm: Likewise.
15000 * config/i386/sol2-ci.asm: Likewise.
15001 * config/i386/sol2-cn.asm: Likewise.
15002 * config/i386/sol2-gc1.asm: Likewise.
15003 * config/i386/tmmintrin.h: Likewise.
15004 * config/i386/unix.h: Likewise.
15005 * config/i386/w32-unwind.h: Likewise.
15006 * config/i386/wmmintrin.h: Likewise.
15007 * config/i386/x86-64.h: Likewise.
15008 * config/i386/x86intrin.h: Likewise.
15009 * config/i386/xmmintrin.h: Likewise.
15010 * config/ia64/crtbegin.asm: Likewise.
15011 * config/ia64/crtend.asm: Likewise.
15012 * config/ia64/crtfastmath.c: Likewise.
15013 * config/ia64/crti.asm: Likewise.
15014 * config/ia64/crtn.asm: Likewise.
15015 * config/ia64/fde-glibc.c: Likewise.
15016 * config/ia64/lib1funcs.asm: Likewise.
15017 * config/ia64/linux-unwind.h: Likewise.
15018 * config/ia64/quadlib.c: Likewise.
15019 * config/ia64/unwind-ia64.c: Likewise.
15020 * config/linux.h: Likewise.
15021 * config/m32c/m32c-lib1.S: Likewise.
15022 * config/m32c/m32c-lib2-trapv.c: Likewise.
15023 * config/m32c/m32c-lib2.c: Likewise.
15024 * config/m32r/initfini.c: Likewise.
15025 * config/m68hc11/larith.asm: Likewise.
15026 * config/m68hc11/m68hc11-crt0.S: Likewise.
15027 * config/m68k/cf.md: Likewise.
15028 * config/m68k/crti.s: Likewise.
15029 * config/m68k/crtn.s: Likewise.
15030 * config/m68k/lb1sf68.asm: Likewise.
15031 * config/m68k/linux-unwind.h: Likewise.
15032 * config/mcore/crti.asm: Likewise.
15033 * config/mcore/crtn.asm: Likewise.
15034 * config/mcore/lib1.asm: Likewise.
15035 * config/mips/linux-unwind.h: Likewise.
15036 * config/mips/loongson.h: Likewise.
15037 * config/mips/mips16.S: Likewise.
15038 * config/mmix/crti.asm: Likewise.
15039 * config/mmix/crtn.asm: Likewise.
15040 * config/pa/fptr.c: Likewise.
15041 * config/pa/hpux-unwind.h: Likewise.
15042 * config/pa/lib2funcs.asm: Likewise.
15043 * config/pa/linux-atomic.c: Likewise.
15044 * config/pa/linux-unwind.h: Likewise.
15045 * config/pa/milli64.S: Likewise.
15046 * config/pa/quadlib.c: Likewise.
15047 * config/pa/stublib.c: Likewise.
15048 * config/picochip/libgccExtras/adddi3.asm: Likewise.
15049 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
15050 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
15051 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
15052 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
15053 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
15054 * config/picochip/libgccExtras/divmod15.asm: Likewise.
15055 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
15056 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
15057 * config/picochip/libgccExtras/longjmp.asm: Likewise.
15058 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
15059 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
15060 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
15061 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
15062 * config/picochip/libgccExtras/setjmp.asm: Likewise.
15063 * config/picochip/libgccExtras/subdi3.asm: Likewise.
15064 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
15065 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
15066 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
15067 * config/rs6000/750cl.h: Likewise.
15068 * config/rs6000/altivec.h: Likewise.
15069 * config/rs6000/biarch64.h: Likewise.
15070 * config/rs6000/crtresfpr.asm: Likewise.
15071 * config/rs6000/crtresgpr.asm: Likewise.
15072 * config/rs6000/crtresxfpr.asm: Likewise.
15073 * config/rs6000/crtresxgpr.asm: Likewise.
15074 * config/rs6000/crtsavfpr.asm: Likewise.
15075 * config/rs6000/crtsavgpr.asm: Likewise.
15076 * config/rs6000/darwin-asm.h: Likewise.
15077 * config/rs6000/darwin-fallback.c: Likewise.
15078 * config/rs6000/darwin-fpsave.asm: Likewise.
15079 * config/rs6000/darwin-ldouble.c: Likewise.
15080 * config/rs6000/darwin-tramp.asm: Likewise.
15081 * config/rs6000/darwin-unwind.h: Likewise.
15082 * config/rs6000/darwin-vecsave.asm: Likewise.
15083 * config/rs6000/darwin-world.asm: Likewise.
15084 * config/rs6000/e500crtres32gpr.asm: Likewise.
15085 * config/rs6000/e500crtres64gpr.asm: Likewise.
15086 * config/rs6000/e500crtres64gprctr.asm: Likewise.
15087 * config/rs6000/e500crtrest32gpr.asm: Likewise.
15088 * config/rs6000/e500crtrest64gpr.asm: Likewise.
15089 * config/rs6000/e500crtresx32gpr.asm: Likewise.
15090 * config/rs6000/e500crtresx64gpr.asm: Likewise.
15091 * config/rs6000/e500crtsav32gpr.asm: Likewise.
15092 * config/rs6000/e500crtsav64gpr.asm: Likewise.
15093 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
15094 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
15095 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
15096 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
15097 * config/rs6000/eabi-ci.asm: Likewise.
15098 * config/rs6000/eabi-cn.asm: Likewise.
15099 * config/rs6000/eabi.asm: Likewise.
15100 * config/rs6000/linux-unwind.h: Likewise.
15101 * config/rs6000/linux64.h: Likewise.
15102 * config/rs6000/paired.h: Likewise.
15103 * config/rs6000/paired.md: Likewise.
15104 * config/rs6000/ppc64-fp.c: Likewise.
15105 * config/rs6000/ppu_intrinsics.h: Likewise.
15106 * config/rs6000/rs6000.h: Likewise.
15107 * config/rs6000/si2vmx.h: Likewise.
15108 * config/rs6000/sol-ci.asm: Likewise.
15109 * config/rs6000/sol-cn.asm: Likewise.
15110 * config/rs6000/spe.h: Likewise.
15111 * config/rs6000/spu2vmx.h: Likewise.
15112 * config/rs6000/sysv4.h: Likewise.
15113 * config/rs6000/tramp.asm: Likewise.
15114 * config/rs6000/vec_types.h: Likewise.
15115 * config/s390/linux-unwind.h: Likewise.
15116 * config/s390/tpf-unwind.h: Likewise.
15117 * config/score/crti.asm: Likewise.
15118 * config/score/crtn.asm: Likewise.
15119 * config/sh/crt1.asm: Likewise.
15120 * config/sh/crti.asm: Likewise.
15121 * config/sh/crtn.asm: Likewise.
15122 * config/sh/divtab-sh4-300.c: Likewise.
15123 * config/sh/divtab-sh4.c: Likewise.
15124 * config/sh/divtab.c: Likewise.
15125 * config/sh/lib1funcs-4-300.asm: Likewise.
15126 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
15127 * config/sh/lib1funcs.asm: Likewise.
15128 * config/sh/lib1funcs.h: Likewise.
15129 * config/sh/linux-atomic.asm: Likewise.
15130 * config/sh/linux-unwind.h: Likewise.
15131 * config/sh/shmedia.h: Likewise.
15132 * config/sh/sshmedia.h: Likewise.
15133 * config/sh/ushmedia.h: Likewise.
15134 * config/sparc/crtfastmath.c: Likewise.
15135 * config/sparc/linux-unwind.h: Likewise.
15136 * config/sparc/sol2-c1.asm: Likewise.
15137 * config/sparc/sol2-ci.asm: Likewise.
15138 * config/sparc/sol2-cn.asm: Likewise.
15139 * config/spu/divmodti4.c: Likewise.
15140 * config/spu/divv2df3.c: Likewise.
15141 * config/spu/float_disf.c: Likewise.
15142 * config/spu/float_unsdidf.c: Likewise.
15143 * config/spu/float_unsdisf.c: Likewise.
15144 * config/spu/float_unssidf.c: Likewise.
15145 * config/spu/mfc_multi_tag_release.c: Likewise.
15146 * config/spu/mfc_multi_tag_reserve.c: Likewise.
15147 * config/spu/mfc_tag_release.c: Likewise.
15148 * config/spu/mfc_tag_reserve.c: Likewise.
15149 * config/spu/mfc_tag_table.c: Likewise.
15150 * config/spu/multi3.c: Likewise.
15151 * config/spu/spu_internals.h: Likewise.
15152 * config/spu/spu_intrinsics.h: Likewise.
15153 * config/spu/spu_mfcio.h: Likewise.
15154 * config/spu/vec_types.h: Likewise.
15155 * config/spu/vmx2spu.h: Likewise.
15156 * config/stormy16/stormy16-lib2.c: Likewise.
15157 * config/svr4.h: Likewise.
15158 * config/sync.c: Likewise.
15159 * config/v850/lib1funcs.asm: Likewise.
15160 * config/vxlib-tls.c: Likewise.
15161 * config/vxlib.c: Likewise.
15162 * config/vxworks-dummy.h: Likewise.
15163 * config/xtensa/crti.asm: Likewise.
15164 * config/xtensa/crtn.asm: Likewise.
15165 * config/xtensa/ieee754-df.S: Likewise.
15166 * config/xtensa/ieee754-sf.S: Likewise.
15167 * config/xtensa/lib1funcs.asm: Likewise.
15168 * config/xtensa/lib2funcs.S: Likewise.
15169 * config/xtensa/linux-unwind.h: Likewise.
15170 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
15171 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
15172 * coretypes.h: Likewise.
15173 * crtstuff.c: Likewise.
15174 * defaults.h: Likewise.
15175 * dwarf2.h: Likewise.
15176 * emutls.c: Likewise.
15177 * gbl-ctors.h: Likewise.
15178 * gcov-io.h: Likewise.
15179 * ginclude/float.h: Likewise.
15180 * ginclude/iso646.h: Likewise.
15181 * ginclude/stdarg.h: Likewise.
15182 * ginclude/stdbool.h: Likewise.
15183 * ginclude/stddef.h: Likewise.
15184 * ginclude/stdfix.h: Likewise.
15185 * ginclude/stdint-gcc.h: Likewise.
15186 * ginclude/tgmath.h: Likewise.
15187 * gthr-aix.h: Likewise.
15188 * gthr-dce.h: Likewise.
15189 * gthr-gnat.c: Likewise.
15190 * gthr-gnat.h: Likewise.
15191 * gthr-lynx.h: Likewise.
15192 * gthr-mipssde.h: Likewise.
15193 * gthr-nks.h: Likewise.
15194 * gthr-posix.c: Likewise.
15195 * gthr-posix.h: Likewise.
15196 * gthr-posix95.h: Likewise.
15197 * gthr-rtems.h: Likewise.
15198 * gthr-single.h: Likewise.
15199 * gthr-solaris.h: Likewise.
15200 * gthr-tpf.h: Likewise.
15201 * gthr-vxworks.h: Likewise.
15202 * gthr-win32.h: Likewise.
15203 * gthr.h: Likewise.
15204 * libgcc2.c: Likewise.
15205 * libgcc2.h: Likewise.
15206 * libgcov.c: Likewise.
15207 * tsystem.h: Likewise.
15208 * typeclass.h: Likewise.
15209 * unwind-c.c: Likewise.
15210 * unwind-compat.h: Likewise.
15211 * unwind-dw2-fde-compat.c: Likewise.
15212 * unwind-dw2-fde-darwin.c: Likewise.
15213 * unwind-dw2-fde-glibc.c: Likewise.
15214 * unwind-dw2-fde.c: Likewise.
15215 * unwind-dw2-fde.h: Likewise.
15216 * unwind-dw2.c: Likewise.
15217 * unwind-dw2.h: Likewise.
15218 * unwind-generic.h: Likewise.
15219 * unwind-pe.h: Likewise.
15220 * unwind-sjlj.c: Likewise.
15221 * unwind.inc: Likewise.
15222 * config/arm/neon-gen.ml: Change generated copyright header to
15223 refer to version 3 of the GNU General Public License with
15224 version 3.1 of the GCC Runtime Library Exception and to point
15225 readers at the COPYING3 and COPYING3.RUNTIME files and the
15226 FSF's license web page.
15227 * config/arm/arm_neon.h: Regenerate.
15229 2009-04-09 Jakub Jelinek <jakub@redhat.com>
15231 * config/cris/cris.md: Change copyright header to refer to version
15232 3 of the GNU General Public License.
15233 * doc/install.texi2html: Change copyright header to refer to version
15234 3 of the GNU General Public License and to point readers at the
15235 COPYING3 file and the FSF's license web page.
15236 * config/vax/linux.h: Likewise.
15238 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15240 * config/i386/i386.md (cmpcc): New.
15241 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
15242 (sync_compare_and_swap_cc*): Delete.
15244 * config/s390/s390.c (s390_compare_emitted): Remove.
15245 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
15246 s390_compare_emitted used to be handled. Assert that modes match.
15247 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
15248 refer to sync_compare_and_swap_ccsi.
15249 * config/s390/s390.h (s390_compare_emitted): Remove.
15250 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
15251 instead of s390_compare_emitted.
15252 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
15253 instead of s390_compare_emitted.
15254 * config/s390/s390.md (cmpcc): New.
15255 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
15256 CC_REGNUM, do not pretend it's set.
15257 (sync_compare_and_swap_cc*): Delete.
15258 * config/s390/predicates.md (cc_reg_operand): New.
15260 * expr.c (sync_compare_and_swap_cc): Delete.
15261 * optabs.h (sync_compare_and_swap_cc): Delete.
15262 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
15263 is being used with can_compare_p.
15264 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
15265 (find_cc_set): New.
15266 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
15267 look for a MODE_CC set instead. Use emit_store_flag.
15268 (expand_compare_and_swap_loop): Likewise, with some additional
15269 complication to avoid a force_reg when useless. Use
15270 emit_cmp_and_jump_insns.
15271 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
15272 * doc/md.texi (sync_compare_and_swap_cc): Merge with
15273 sync_compare_and_swap documentation.
15275 2009-04-09 Jan Hubicka <jh@suse.cz>
15277 * except.c (find_prev_try): Break out from ....
15278 (duplicate_eh_regions): ... here; properly update prev_try pointers
15279 when duplication part of tree.
15280 (dump_eh_tree): Improve dumping.
15281 (verify_eh_region): New.
15282 (verify_eh_tree): Use it.
15284 2009-04-06 Richard Guenther <rguenther@suse.de>
15286 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
15287 &ARRAY addresses by adjusting their types and prepending
15289 * tree-cfg.c (verify_gimple_assign_single): Verify that
15290 addresses are correct.
15292 2009-04-09 Richard Guenther <rguenther@suse.de>
15294 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
15295 indices into an array reference if possible.
15296 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15297 Fold POINTER_PLUS_EXPR statements with invariant address.
15299 2009-04-09 Alan Modra <amodra@bigpond.net.au>
15302 * config.gcc (powerpc64-*-linux*): Always build biarch.
15304 2009-04-09 Joseph Myers <joseph@codesourcery.com>
15307 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
15308 it and pedwarn if this results in an INTEGER_CST.
15310 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15312 * doc/install.texi: Update minimum GMP version. Remove obsolete
15313 text in MPFR section.
15315 2009-04-08 Jakub Jelinek <jakub@redhat.com>
15317 * dwarf2out.c (class_scope_p): New static inline.
15318 (class_or_namespace_scope_p): Use it.
15319 (gen_variable_die): Use DW_TAG_member tag for static data member
15320 declarations instead of DW_TAG_variable.
15322 PR middle-end/39573
15323 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
15326 2009-04-08 Richard Guenther <rguenther@suse.de>
15328 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
15329 valueize random data.
15331 2009-04-08 David Edelsohn <edelsohn@gnu.org>
15333 * config.gcc (aix tm_file): Add aix-stdint.h.
15334 (aix tm clause use_gcc_stdint): Set to wrap.
15335 * config/rs6000/aix-stdint.h: New file.
15337 2009-04-08 Richard Guenther <rguenther@suse.de>
15339 PR middle-end/36291
15340 * tree-dfa.c (add_referenced_var): Do not recurse into
15341 global initializers.
15342 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
15344 (fold_const_aggregate_ref): Likewise.
15346 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15348 * recog.c (ordered_comparison_operator): New.
15349 * gensupport.c (std_preds): Add it.
15350 * doc/md.texi (Machine-Independent Predicates): Document it.
15352 2009-04-08 Jan Hubicka <jh@suse.cz>
15354 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
15355 * function.h (rtl_eh): Remove exception_handler_label_map.
15356 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
15357 remove_exception_handler_label, for_each_eh_label_1): Remove.
15358 (rtl_remove_unreachable_regions): Remove.
15359 (convert_from_eh_region_ranges): Do not remove unreachable regions.
15360 (find_exception_handler_labels): Don't build the hashtable.
15361 (maybe_remove_eh_handler): Remove.
15362 (for_each_eh_label): Rewrite to walk the tree.
15363 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
15364 * except.h (maybe_remove_eh_handler): Remove.
15365 * passes.c (init_optimization_passes): Schedule second EH cleanup
15367 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
15368 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
15370 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15372 * genoutput.c (validate_optab_operands): New.
15373 (gen_insn, gen_expand): Call it.
15375 * genflags.c (gen_insn): Detect misused iterators.
15376 (main): Pass line_no to gen_insn, exit with status 1 on error.
15378 * genextract.c (line_no): Make global.
15379 (VEC_safe_set_locstr): Change assertion to error message.
15380 (main): Exit with status 1 on error.
15382 2009-04-08 Joseph Myers <joseph@codesourcery.com>
15386 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15387 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15388 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
15389 * c-convert.c (convert): Do not call fold on results of conversion
15390 functions when the result is a C_MAYBE_CONST_EXPR.
15391 * c-parser.c (c_parser_postfix_expression): Do not fold condition
15392 of __builtin_choose_expr.
15393 * c-typeck.c (remove_c_maybe_const_expr): New.
15394 (build_unary_op, build_conditional_expr, build_compound_expr,
15395 build_binary_op, c_objc_common_truthvalue_conversion): Call
15396 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
15399 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
15401 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
15402 CODE to produce a new one. Add a prototype to use fold_convert_const
15404 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
15407 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
15408 mix declarations and code.
15410 2009-04-08 Ben Elliston <bje@au.ibm.com>
15412 * gcc.c: Replace `CC' with `GCC' throughout.
15414 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15416 * doc/invoke.texi: Document Atom support.
15418 2009-04-07 Jason Merrill <jason@redhat.com>
15421 * c-common.h, c-common.c: Add flag_pretty_templates.
15422 * c-opts.c (c_common_handle_option): Set it.
15423 * c.opt: Add -fno-pretty-templates.
15424 * doc/invoke.texi (C++ Dialect Options): Likewise.
15426 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
15428 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
15429 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
15430 (ia64_expand_builtin): Likewise.
15432 2009-04-07 Martin Jambor <mjambor@suse.cz>
15434 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
15435 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
15436 ADDR_EXPRS are include too.
15438 2009-04-07 Richard Guenther <rguenther@suse.de>
15440 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
15441 decls are only used if passes as parameters or if they are
15442 local statics and the call is not to a builtin.
15443 (call_may_clobber_ref_p_1): Likewise.
15445 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15447 * expr.c (do_store_flag): Remove last argument. Simplify code
15448 to avoid duplication of tests already done by can_compare_p.
15449 (expand_expr_real_1): Adjust caller.
15451 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15453 * optabs.c (can_compare_p): Test the predicate of a
15454 cbranch and cstore pattern.
15456 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15458 * expr.c (convert_move): Use emit_store_flag instead of
15461 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15463 * config/i386/i386.c (ix86_compare_emitted): Remove.
15464 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
15465 ix86_compare_op0 like ix86_compare_emitted used to be handled.
15466 * config/i386/i386.h (ix86_compare_emitted): Remove.
15467 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
15468 instead of ix86_compare_emitted.
15469 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
15471 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
15473 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
15474 Add t-sysroot-suffix to tmake_file.
15475 * config/print-sysroot-suffix.sh: New file.
15476 * config/t-sysroot-suffix: New file.
15478 2009-04-07 Ben Elliston <bje@au.ibm.com>
15480 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15481 as the latter produces a warning when the target does not support
15484 2009-04-07 Ben Elliston <bje@au.ibm.com>
15486 * dfp.c: Replace type punning assignments with memcpy throughout.
15487 * Makefile.in (dfp.o-warn): Remove.
15489 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15492 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15493 Include soft-fp/t-softfp after rs6000/t-linux64.
15495 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15497 * stor-layout.c (set_sizetype): Use the full precision of their
15498 machine mode for bitsize types.
15500 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15502 * config/i386/i386.md: Revert 2 accidental checkins.
15504 2009-04-06 Joey Ye <joey.ye@intel.com>
15505 Xuepeng Guo <xuepeng.guo@intel.com>
15506 H.J. Lu <hongjiu.lu@intel.com>
15508 Atom pipeline model, tuning and insn selection.
15509 * config.gcc (atom): Add atom config options and target.
15511 * config/i386/atom.md: New.
15513 * config/i386/i386.c (atom_cost): New cost.
15514 (m_ATOM): New macro flag.
15515 (initial_ix86_tune_features): Set m_ATOM.
15516 (x86_accumulate_outgoing_args): Likewise.
15517 (x86_arch_always_fancy_math_387): Likewise.
15518 (processor_target): Add Atom cost.
15519 (cpu_names): Add Atom cpu name.
15520 (override_options): Set Atom ISA.
15521 (ix86_issue_rate): New case PROCESSOR_ATOM.
15522 (ix86_adjust_cost): Likewise.
15524 * config/i386/i386.h (TARGET_ATOM): New target macro.
15525 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15526 (TARGET_OPT_AGU): New target option.
15527 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15528 (processor_type): Add PROCESSOR_ATOM.
15530 * config/i386/i386.md (cpu): Add new value "atom".
15531 (use_carry, movu): New attr.
15532 (atom.md): Include atom.md.
15533 (adddi3_carry_rex64): Set attr "use_carry".
15534 (addqi3_carry): Likewise.
15535 (addhi3_carry): Likewise.
15536 (addsi3_carry): Likewise.
15537 (*addsi3_carry_zext): Likewise.
15538 (subdi3_carry_rex64): Likewise.
15539 (subqi3_carry): Likewise.
15540 (subhi3_carry): Likewise.
15541 (subsi3_carry): Likewise.
15542 (x86_movdicc_0_m1_rex64): Likewise.
15543 (*x86_movdicc_0_m1_se): Likewise.
15544 (x86_movsicc_0_m1): Likewise.
15545 (*x86_movsicc_0_m1_se): Likewise.
15546 (*adddi_1_rex64): Emit add insn as much as possible.
15547 (*addsi_1): Likewise.
15548 (return_internal): Set atom_unit.
15549 (return_internal_long): Likewise.
15550 (return_pop_internal): Likewise.
15551 (*rcpsf2_sse): Set atom_sse_attr attr.
15552 (*qrt<mode>2_sse): Likewise.
15553 (*prefetch_sse): Likewise.
15555 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15557 (ix86_target_macros_internal): Likewise.
15559 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15560 (*prefetch_sse_rex): Likewise.
15561 (sse_rcpv4sf2): Likewise.
15562 (sse_vmrcpv4sf2): Likewise.
15563 (sse_sqrtv4sf2): Likewise.
15564 (<sse>_vmsqrt<mode>2): Likewise.
15565 (sse_ldmxcsr): Likewise.
15566 (sse_stmxcsr): Likewise.
15567 (*sse_sfence): Likewise.
15568 (sse2_clflush): Likewise.
15569 (*sse2_mfence): Likewise.
15570 (*sse2_lfence): Likewise.
15571 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15572 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15573 (avx_movdqu<avxmodesuffix>): Likewise.
15574 (avx_lddqu<avxmodesuffix>): Likewise.
15575 (sse2_movntv2di): Change attr "type" to "ssemov".
15576 (sse2_movntsi): Likewise.
15577 (rsqrtv8sf2): Change attr "type" to "sseadd".
15578 (sse3_addsubv2df3): Set attr "atom_unit".
15579 (sse3_h<plusminus_insn>v4sf3): Likewise.
15580 (*sse2_pmaddwd): Likewise.
15581 (*vec_extractv2di_1_rex64): Likewise.
15582 (*vec_extractv2di_1_avx): Likewise.
15583 (sse2_psadbw): Likewise.
15584 (ssse3_phaddwv8hi3): Likewise.
15585 (ssse3_phaddwv4hi3): Likewise.
15586 (ssse3_phadddv4si3): Likewise.
15587 (ssse3_phadddv2si3): Likewise.
15588 (ssse3_phaddswv8hi3): Likewise.
15589 (ssse3_phaddswv4hi3): Likewise.
15590 (ssse3_phsubwv8hi3): Likewise.
15591 (ssse3_phsubwv4hi3): Likewise.
15592 (ssse3_phsubdv4si3): Likewise.
15593 (ssse3_phsubdv2si3): Likewise.
15594 (ssse3_phsubswv8hi3): Likewise.
15595 (ssse3_phsubswv4hi3): Likewise.
15596 (ssse3_pmaddubsw128): Likewise.
15597 (sse3_pmaddubsw: Likewise.
15598 (ssse3_palignrti): Likewise.
15599 (ssse3_palignrdi): Likewise.
15601 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15603 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15605 2009-04-06 Richard Guenther <rguenther@suse.de>
15607 PR tree-optimization/28868
15608 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15609 of which PHI results we inserted.
15610 (insert_into_preds_of_block): Record inserted PHIs.
15611 (eliminate): Eliminate redundant PHI nodes.
15612 (init_pre): Init inserted_phi_names.
15614 2009-04-06 Richard Guenther <rguenther@suse.de>
15616 PR tree-optimization/39643
15617 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15618 IMAGPART_EXPRs of complex constants.
15619 (execute_fold_all_builtins): If we folded a call queue
15620 TODO_update_address_taken.
15622 2009-04-06 Jan Hubicka <jh@suse.cz>
15624 PR middle-end/39659
15625 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15628 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15630 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15632 (ic_invalidate_array): Likewise.
15634 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15636 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15637 alignment for library calls.
15639 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15641 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15642 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15643 * config/i386/mingw-stdint.h: New file.
15645 2009-04-05 Richard Guenther <rguenther@suse.de>
15647 PR tree-optimization/39648
15648 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15649 our &A vs. &A[0] IL deficiencies.
15651 2009-04-04 Jan Hubicka <jh@suse.cz>
15653 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15654 removed toplevel regions.
15655 (sjlj_mark_call_sites): Likewise.
15657 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15659 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15660 (cygwin tm clause use_gcc_stdint): Set to wrap.
15661 * config/i386/cygwin-stdint.h: New file.
15663 2009-04-04 Richard Guenther <rguenther@suse.de>
15665 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15666 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15667 single-argument PHIs if we are in loop-closed SSA form.
15668 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15669 for the pre-condition.
15670 (slpeel_tree_peel_loop_to_edge): Likewise.
15671 (vect_build_loop_niters): Take an optional sequence to append stmts.
15672 (vect_generate_tmps_on_preheader): Likewise.
15673 (vect_do_peeling_for_loop_bound): Take extra guards for the
15675 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15676 the cost model check.
15677 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15678 guards if we are going to peel. Do not apply versioning in that case.
15679 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15680 (vect_do_peeling_for_loop_bound): Likewise.
15681 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15682 loop bound only record extra pre-conditions, do not apply loop
15685 2009-04-04 Richard Guenther <rguenther@suse.de>
15687 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15690 2009-04-04 Jan Hubicka <jh@suse.cz>
15692 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15693 last_basic_block for size of bb->index indexed array.
15694 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15695 compute_out, link_btr_uses, build_btr_def_use_webs,
15696 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15698 2009-04-04 Jan Hubicka <jh@suse.cz>
15700 * except.c (remove_eh_handler_and_replace): Break out from ...
15701 (remove_eh_handler): ... here.
15702 (bring_to_root): New function.
15703 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15704 handled ones, bring others to root of tree.
15706 2009-04-04 Jan Hubicka <jh@suse.cz>
15708 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15709 (all_phis_safe_to_merge): New function.
15710 (update_info): New structure.
15711 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15712 (cleanup_empty_eh): Update SSA if possible.
15714 2009-04-04 Richard Guenther <rguenther@suse.de>
15716 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15717 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15718 (append_vuse): Likewise.
15720 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15722 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15723 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15724 instead of REG_UNSAVED for DW_CFA_undefined.
15725 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15726 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15729 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15732 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15733 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15734 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15736 2009-04-04 Richard Guenther <rguenther@suse.de>
15738 PR tree-optimization/8781
15739 PR tree-optimization/37892
15740 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15741 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15742 (valueize_refs): Call it for *& valueizations.
15743 (shared_reference_ops_from_ref): Rename to ...
15744 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15745 (shared_reference_ops_from_call): Rename to ...
15746 (valueize_shared_reference_ops_from_call): ... this and valueize.
15747 (vn_reference_lookup): Update.
15748 (visit_reference_op_call): Likewise.
15749 * tree-ssa-pre.c (phi_translate_1): Fold *&.
15750 (eliminate): Value-replace the call address in call statements.
15752 2009-04-04 Richard Guenther <rguenther@suse.de>
15754 PR tree-optimization/39636
15755 * tree-ssa-forwprop.c
15756 (forward_propagate_addr_into_variable_array_index): Check for
15757 GIMPLE_ASSIGN before accessing the rhs code.
15759 2009-04-03 Jason Merrill <jason@redhat.com>
15761 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
15763 2009-04-03 Steve Ellcey <sje@cup.hp.com>
15765 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
15766 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
15767 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
15768 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
15769 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
15770 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
15771 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
15772 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
15773 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
15774 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
15775 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
15776 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
15777 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
15778 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
15779 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
15780 Use fr_reg_or_fp01_operand instead of fr_register_operand
15782 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
15783 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
15784 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
15786 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
15788 PR rtl-optimization/39607
15789 PR rtl-optimization/39631
15793 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15794 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15795 instead of DF_LR_OUT.
15796 * ira-lives.c (process_bb_node_lives): Ditto.
15797 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15798 instead of DF_LR_{OUT,IN}.
15799 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15800 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15802 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
15804 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
15805 (execute_lower_omp): Always run but take the short way out if -fopenmp
15807 (gate_lower_omp): Remove, forcing the pass manager to always run the
15808 pass and always set PROP_gimple_lomp.
15809 (pass_lower_omp): Remove gate function.
15810 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
15811 PROP_trees. Instead, require it.
15812 * ipa-cp.c (pass_ipa_cp): Likewise.
15813 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
15814 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
15815 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
15816 and PROP_gimple_leh.
15818 2009-04-03 Richard Guenther <rguenther@suse.de>
15820 PR middle-end/13146
15821 PR tree-optimization/23940
15822 PR tree-optimization/33237
15823 PR middle-end/33974
15824 PR middle-end/34093
15825 PR tree-optimization/36201
15826 PR tree-optimization/36230
15827 PR tree-optimization/38049
15828 PR tree-optimization/38207
15829 PR tree-optimization/38230
15830 PR tree-optimization/38301
15831 PR tree-optimization/38585
15832 PR middle-end/38895
15833 PR tree-optimization/38985
15834 PR tree-optimization/39299
15835 * tree-ssa-structalias.h: Remove.
15836 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
15837 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
15838 (struct vuse_element_d): Remove.
15839 (struct vuse_vec_d): Likewise.
15840 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
15841 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
15842 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
15843 VUSE_ELEMENT_VAR): Likewise.
15844 (struct voptype_d): Likewise.
15845 (NUM_VOP_FREE_BUCKETS): Likewise.
15846 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
15847 (struct stmt_operands_d): Remove.
15848 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
15849 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
15850 VDEF_NUM, VDEF_VECT): Likewise.
15851 (copy_virtual_operands): Remove.
15852 (operand_build_cmp): Likewise.
15853 (create_ssa_artificial_load_stmt): Likewise.
15854 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
15855 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
15856 vuse_index and mayuse_index members. Pack and move done and iter_type
15857 members to the front.
15858 (SSA_OP_VMAYUSE): Remove.
15859 (SSA_OP_VIRTUAL_USES): Adjust.
15860 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
15861 (unlink_stmt_vdef): Declare.
15862 (add_to_addressable_set): Remove.
15863 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
15864 (vrp_visit_stmt): Likewise.
15865 * doc/tree-ssa.texi (Alias analysis): Update.
15866 * doc/invoke.texi (max-aliased-vops): Remove docs.
15867 (avg-aliased-vops): Likewise.
15868 * tree-into-ssa.c (syms_to_rename): Remove.
15869 (need_to_update_vops_p): Likewise.
15870 (need_to_initialize_update_ssa_p): Rename to ...
15871 (update_ssa_initialized_fn): ... this. Track function we are
15873 (symbol_marked_for_renaming): Simplify.
15874 (add_new_name_mapping): Do not set need_to_update_vops_p.
15875 (dump_currdefs): Use SYMS_TO_RENAME.
15876 (rewrite_update_stmt): Always walk all uses/defs.
15877 (dump_update_ssa): Adjust.
15878 (init_update_ssa): Take function argument. Track what we are
15880 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
15881 (create_new_def_for): Initialize for cfun, assert we are initialized
15883 (mark_sym_for_renaming): Simplify.
15884 (mark_set_for_renaming): Do not initialize update-ssa.
15885 (need_ssa_update_p): Simplify. Take function argument.
15886 (name_mappings_registered_p): Assert we ask for the correct function.
15887 (name_registered_for_update_p): Likewise.
15888 (ssa_names_to_replace): Likewise.
15889 (release_ssa_name_after_update_ssa): Likewise.
15890 (update_ssa): Likewise. Use SYMS_TO_RENAME.
15891 (dump_decl_set): Do not print a newline.
15892 (debug_decl_set): Do it here.
15893 (dump_update_ssa): And here.
15894 * tree-ssa-loop-im.c (move_computations): Adjust.
15895 (movement_possibility): Likewise.
15896 (determine_max_movement): Likewise.
15897 (gather_mem_refs_stmt): Likewise.
15898 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
15899 or NAME_MEMORY_TAG.
15900 * tree-complex.c (update_all_vops): Remove.
15901 (expand_complex_move): Adjust.
15902 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
15903 Simplify test for memory referencing statement. Exclude
15904 non-invariant ADDR_EXPRs.
15905 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
15906 * tree-loop-distribution.c (generate_memset_zero): Adjust.
15907 (rdg_flag_uses): Likewise.
15908 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
15910 (tree_optimize_tail_calls_1): Also split the
15911 edge from the entry block if we have degenerate PHI nodes in
15912 the first basic block.
15913 * tree.c (init_ttree): Remove memory-tag related code.
15914 (tree_code_size): Likewise.
15915 (tree_node_structure): Likewise.
15916 (build7_stat): Re-write to be build6_stat.
15917 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
15918 (SSA_VAR_P): Adjust.
15919 (struct tree_memory_tag): Remove.
15920 (struct tree_memory_partition_tag): Likewise.
15921 (union tree_node): Adjust.
15922 (build7): Re-write to be build6.
15923 * tree-pass.h (pass_reset_cc_flags): Remove.
15924 (TODO_update_address_taken): New flag.
15925 (pass_simple_dse): Remove.
15926 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
15927 * params.h (MAX_ALIASED_VOPS): Remove.
15928 (AVG_ALIASED_VOPS): Likewise.
15929 * omp-low.c (expand_omp_taskreg): Update SSA form.
15930 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
15931 aliases the lhs in a copy stmt.
15932 * tree-ssa-dse.c (struct address_walk_data): Remove.
15933 (memory_ssa_name_same): Likewise.
15934 (memory_address_same): Likewise.
15935 (get_kill_of_stmt_lhs): Likewise.
15936 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
15937 unused stores. Look through PHI nodes into post-dominated regions.
15938 (dse_optimize_stmt): Simplify. Properly remove stores.
15939 (tree_ssa_dse): Compute dominators.
15940 (execute_simple_dse): Remove.
15941 (pass_simple_dse): Likewise.
15942 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
15943 gimple_loaded_syms and gimple_stored_syms computation.
15944 * toplev.c (dump_memory_report): Dump alias and pta stats.
15945 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
15946 (vn_reference_eq): Likewise.
15947 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
15948 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
15949 valueize_vuses): Remove.
15950 (get_def_ref_stmt_vuses): Simplify. Rename to ...
15951 (get_def_ref_stmt_vuse): ... this.
15952 (vn_reference_lookup_2): New function.
15953 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
15954 walking equivalent vuses. Simplify.
15955 (vn_reference_lookup): Likewise.
15956 (vn_reference_insert): Likewise.
15957 (vn_reference_insert_pieces): Likewise.
15958 (visit_reference_op_call): Simplify.
15959 (visit_reference_op_load): Likewise.
15960 (visit_reference_op_store): Likewise.
15961 (init_scc_vn): Remove shared_lookup_vuses initialization.
15962 (free_scc_vn): Remove shared_lookup_vuses freeing.
15963 (sort_vuses, sort_vuses_heap): Remove.
15964 (get_ref_from_reference_ops): Export.
15965 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
15966 vector with single vuse pointer.
15967 (vn_reference_lookup_pieces, vn_reference_lookup,
15968 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
15969 (shared_vuses_from_stmt): Remove.
15970 (get_ref_from_reference_ops): Declare.
15971 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
15972 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15973 memory-tag related code.
15974 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
15975 (likely_value): Add comment, skip static-chain of call statements.
15976 (surely_varying_stmt_p): Adjust.
15977 (gimplify_and_update_call_from_tree): Likewise.
15978 (execute_fold_all_builtins): Do not rebuild alias info.
15979 (gimplify_and_update_call_from_tree): Properly update VOPs.
15980 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
15981 (copy_ref_info): Remove memory-tag related code.
15982 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
15983 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
15984 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
15986 * tree-ssa-dom.c (gimple_p): Remove typedef.
15987 (eliminate_redundant_computations): Adjust.
15988 (record_equivalences_from_stmt): Likewise.
15989 (avail_expr_hash): Likewise.
15990 (avail_expr_eq): Likewise.
15991 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
15992 (stmt_makes_single_load): Likewise.
15993 (stmt_makes_single_store): Likewise.
15994 * tree-ssa-alias.c: Rewrite completely.
15995 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
15996 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
15997 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
15998 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
15999 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
16000 Remove public functions.
16001 (pass_reset_cc_flags): Remove.
16002 (pass_build_alias): Move ...
16003 * tree-ssa-structalias.c (pass_build_alias): ... here.
16004 * tree-ssa-alias.c (may_be_aliased): Move ...
16005 * tree-flow-inline.h (may_be_aliased): ... here.
16006 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
16007 count_uses_and_derefs): Move ...
16008 * gimple.c: ... here.
16009 * gimple.h (count_uses_and_derefs): Declare.
16010 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
16011 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
16012 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
16013 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
16014 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
16015 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
16016 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
16018 * tree-dfa.c (refs_may_alias_p): Move ...
16019 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
16020 * tree-ssa-alias.h: New file.
16021 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
16022 (statement_sink_location): Likewise.
16023 * opts.c (decode_options): Do not adjust max-aliased-vops or
16024 avg-aliased-vops values.
16025 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
16026 (TV_CALL_CLOBBER): Likewise.
16027 (TV_FLOW_SENSITIVE): Likewise.
16028 (TV_FLOW_INSENSITIVE): Likewise.
16029 (TV_MEMORY_PARTITIONING): Likewise.
16030 (TV_ALIAS_STMT_WALK): New timevar.
16031 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
16032 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
16033 (get_address_description): Remove memory-tag related code.
16034 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
16035 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
16036 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
16037 and immediate uses in statements. Document.
16038 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
16039 (dump_symbols): Remove.
16040 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
16041 * alias.c (get_deref_alias_set): New function split out from ...
16042 (get_alias_set): ... here.
16043 * alias.h (get_deref_alias_set): Declare.
16044 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
16045 type parameter. Remove restrict pointer handling. Create a
16046 ref-all pointer in case type-based alias sets do not conflict.
16047 (vect_analyze_data_refs): Remove SMT related code.
16048 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
16049 (vectorizable_load): Likewise.
16050 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
16051 (DR_SYMBOL_TAG, DR_VOPS): Remove.
16052 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
16053 Ignore vops and SMTs.
16054 (dr_analyze_alias): Likewise..
16055 (free_data_ref): Likewise.
16056 (create_data_ref): Likewise.
16057 (analyze_all_data_dependences): Likewise.
16058 (get_references_in_stmt): Adjust.
16059 * tree-flow-inline.h (gimple_aliases_computed_p,
16060 gimple_addressable_vars, gimple_call_clobbered_vars,
16061 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
16062 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
16063 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
16064 gimple_mem_ref_stats): Remove.
16065 (gimple_vop): New function.
16066 (op_iter_next_use): Remove vuses and mayuses cases.
16067 (op_iter_next_def): Remove vdefs case.
16068 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
16069 (clear_and_done_ssa_iter): Do not set removed fields.
16070 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
16071 Assert we are not iterating over vuses or vdefs if not also
16072 iterating over uses or defs.
16073 (op_iter_init_use): Likewise.
16074 (op_iter_init_def): Likewise.
16075 (op_iter_next_vdef): Remove.
16076 (op_iter_next_mustdef): Likewise.
16077 (op_iter_init_vdef): Likewise.
16078 (compare_ssa_operands_equal): Likewise.
16079 (link_use_stmts_after): Handle vuse operand.
16080 (is_call_used): Use is_call_clobbered.
16081 (is_call_clobbered): Global variables are always call clobbered,
16082 query the call-clobbers bitmap.
16083 (mark_call_clobbered): Ignore global variables.
16084 (clear_call_clobbered): Likewise.
16085 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
16086 virtual operands sanity check.
16087 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
16089 (TARGET_MEM_REF): Remove TMR_TAG operand.
16090 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
16091 Remove call-clobber related code.
16092 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
16093 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
16094 partitions or escape reason.
16095 (get_single_def_stmt, get_single_def_stmt_from_phi,
16096 get_single_def_stmt_with_phi): Remove.
16097 (dump_referenced_vars): Tidy.
16098 (get_ref_base_and_extent): Allow bare decls.
16099 (collect_dfa_stats): Adjust.
16100 * graphite.c (rename_variables_in_stmt): Adjust.
16101 (graphite_copy_stmts_from_block): Likewise.
16102 (translate_clast): Likewise.
16103 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
16105 (translate_vuse_through_block): Use the oracle.
16106 (phi_translate_1): Adjust.
16107 (value_dies_in_block_x): Use the oracle. Cache the outcome
16109 (valid_in_sets): Check if the VUSE for
16110 a REFERENCE is available.
16111 (eliminate): Do not remove stmts during elimination,
16112 instead queue and remove them afterwards.
16113 (do_pre): Do not rebuild alias info.
16114 (pass_pre): Run TODO_rebuild_alias before PRE.
16115 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
16116 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
16117 (mark_all_v_defs_stmt): Remove.
16118 (mark_all_v_defs_seq): Adjust.
16119 (sra_replace): Likewise.
16120 (scalarize_use): Likewise.
16121 (scalarize_copy): Likewise.
16122 (scalarize_init): Likewise.
16123 (scalarize_ldst): Likewise.
16124 (todoflags): Remove.
16125 (tree_sra): Do not rebuild alias info.
16126 (tree_sra_early): Adjust.
16127 (pass_sra): Run TODO_update_address_taken before SRA.
16128 * tree-predcom.c (set_alias_info): Remove.
16129 (prepare_initializers_chain): Do not call it.
16130 (mark_virtual_ops_for_renaming): Adjust.
16131 (mark_virtual_ops_for_renaming_list): Remove.
16132 (initialize_root_vars): Adjust.
16133 (initialize_root_vars_lm): Likewise.
16134 (prepare_initializers_chain): Likewise.
16135 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
16136 (may_propagate_copy_into_stmt): Likewise.
16137 (merge_alias_info): Do nothing for now.
16138 (propagate_tree_value_into_stmt): Adjust.
16139 (stmt_may_generate_copy): Likewise.
16140 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
16141 not mark symbols for renaming.
16142 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
16143 with the same statement, make sure to update the new pointed-to one.
16144 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
16145 call statements, do not mark symbols for renaming.
16146 (mark_operand_necessary): Dump something.
16147 (ref_may_be_aliased): New function.
16148 (mark_aliased_reaching_defs_necessary_1): New helper function.
16149 (mark_aliased_reaching_defs_necessary): Likewise.
16150 (mark_all_reaching_defs_necessary_1): Likewise.
16151 (mark_all_reaching_defs_necessary): Likewise.
16152 (propagate_necessity): Do not process virtual PHIs. For
16153 non-aliased loads mark all reaching definitions as necessary.
16154 For aliased loads and stores mark the immediate dominating
16155 aliased clobbers as necessary.
16156 (visited): New global static.
16157 (perform_tree_ssa_dce): Free visited bitmap after propagating
16159 (remove_dead_phis): Perform simple dead virtual PHI removal.
16160 (remove_dead_stmt): Properly unlink virtual operands when
16162 (eliminate_unnecessary_stmts): Schedule PHI removal after
16164 * tree-ssa-ter.c (is_replaceable_p): Adjust.
16165 (process_replaceable): Likewise.
16166 (find_replaceable_in_bb): Likewise.
16167 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
16168 based on the single gimple vop.
16169 (verify_flow_insensitive_alias_info): Remove.
16170 (verify_flow_sensitive_alias_info): Likewise.
16171 (verify_call_clobbering): Likewise.
16172 (verify_memory_partitions): Likewise.
16173 (verify_alias_info): Likewise.
16174 (verify_ssa): Adjust..
16175 (execute_update_addresses_taken): Export. Update SSA
16176 manually. Optimize only when optimizing. Use a local bitmap.
16177 (pass_update_address_taken): Remove TODO_update_ssa, add
16179 (pass_update_address_taken): Just use TODO_update_address_taken.
16180 (init_tree_ssa): Do not initialize addressable_vars.
16181 (verify_ssa): Verify new VUSE / VDEF properties.
16182 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
16183 Do not call verify_alias_info.
16184 (delete_tree_ssa): Clear the VUSE, VDEF operands.
16185 Do not free the loaded and stored syms bitmaps. Reset the escaped
16186 and callused solutions. Do not free addressable_vars.
16187 Remove memory-tag related code.
16188 (warn_uninitialized_var): Aliases are always available.
16189 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
16190 * lambda-code.c (can_put_in_inner_loop): Adjust.
16191 (can_put_after_inner_loop): Likewise.
16192 (perfect_nestify): Likewise.
16193 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
16194 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
16195 (vectorizable_conversion): Do not mark symbols for renaming.
16196 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
16197 (expand_call_inline): Unlink the calls virtual operands before
16199 (tree_function_versioning): Do not call update_ssa if we are not
16200 updating clones. Simplify.
16201 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
16202 (propagate_with_phi): Likewise..
16203 * tree-outof-ssa.c (create_temp): Remove memory tag and call
16204 clobber code. Assert we are not aliased or global.
16205 * tree-flow.h: Include tree-ssa-alias.h
16206 (enum escape_type): Remove.
16207 (struct mem_sym_stats_d): Likewise.
16208 (struct mem_ref_stats_d): Likewise.
16209 (struct gimple_df): Add vop member. Remove global_var,
16210 call_clobbered_vars, call_used_vars, addressable_vars,
16211 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
16212 escaped and callused members.
16213 (struct ptr_info_def): Remove all members, add points-to solution
16215 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
16216 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
16217 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
16218 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
16219 (tree-ssa-alias.o): Likewise.
16220 (toplev.o): Add tree-ssa-alias.h
16221 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
16222 * gimple.c (gimple_set_bb): Fix off-by-one error.
16223 (is_gimple_reg): Do not handle memory tags.
16224 (gimple_copy): Also copy virtual operands.
16225 Delay updating the statement. Do not reset loaded and stored syms.
16226 (gimple_set_stored_syms): Remove.
16227 (gimple_set_loaded_syms): Likewise.
16228 (gimple_call_copy_skip_args): Copy the virtual operands
16229 and mark the new statement modified.
16230 * tree-ssa-structalias.c (may_alias_p): Remove.
16231 (set_uids_in_ptset): Take the alias set to prune with as
16232 parameter. Fold in the alias test of may_alias_p.
16233 (compute_points_to_sets): Compute whether a ptr is dereferenced
16234 in a local sbitmap.
16235 (process_constraint): Deal with &ANYTHING on the lhs, reject all
16236 other ADDRESSOF constraints on the lhs.
16237 (get_constraint_for_component_ref): Assert that we don't get
16238 ADDRESSOF constraints from the base of the reference.
16239 Properly generate UNKNOWN_OFFSET for DEREF if needed.
16240 (struct variable_info): Remove collapsed_to member.
16241 (get_varinfo_fc): Remove.
16242 (new_var_info): Do not set collapsed_to.
16243 (dump_constraint): Do not follow cycles.
16244 (dump_constraint_graph): Likewise.
16245 (build_pred_graph): Likewise.
16246 (build_succ_graph): Likewise.
16247 (rewrite_constraints): Likewise.
16248 (do_simple_structure_copy): Remove.
16249 (do_rhs_deref_structure_copy): Remove.
16250 (do_lhs_deref_structure_copy): Remove.
16251 (collapse_rest_of_var): Remove.
16252 (do_structure_copy): Re-implement.
16253 (pta_stats): New global variable.
16254 (dump_pta_stats): New function.
16255 (struct constraint_expr): Make offset signed.
16256 (UNKNOWN_OFFSET): Define special value.
16257 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
16258 (solution_set_expand): New helper function split out from ...
16259 (do_sd_constraint): ... here.
16260 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
16261 (do_ds_constraint): Likewise.
16262 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
16263 and CALLUSED = *CALLUSED.
16264 (set_union_with_increment): Make inc argument signed.
16265 (type_safe): Remove.
16266 (get_constraint_for_ptr_offset): Handle unknown and negative
16268 (first_vi_for_offset): Handle offsets before start. Bail
16269 out early for offsets beyond the variable extent.
16270 (first_or_preceding_vi_for_offset): New function.
16271 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
16272 Together with ESCAPED = *ESCAPED this properly computes reachability.
16273 (find_what_var_points_to): New function.
16274 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
16275 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
16276 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
16277 pt_solutions_intersect): New functions.
16278 (compute_call_used_vars): Remove.
16279 (compute_may_aliases): New main entry into PTA computation.
16280 * gimple.h (gimple_p): New typedef.
16281 (struct gimple_statement_base): Remove references_memory_p.
16282 (struct gimple_statement_with_memory_ops_base): Remove
16283 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
16285 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
16286 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
16287 gimple_set_references_memory): Remove.
16288 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
16289 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
16291 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
16292 (verify_expr): Allow RESULT_DECL.
16293 (gimple_duplicate_bb): Do not copy virtual operands.
16294 (gimple_duplicate_sese_region): Adjust.
16295 (gimple_duplicate_sese_tail): Likewise.
16296 (mark_virtual_ops_in_region): Remove.
16297 (move_sese_region_to_fn): Do not call it.
16298 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
16299 and pass_simple_dse.
16300 (execute_function_todo): Handle TODO_update_address_taken,
16301 call execute_update_addresses_taken for TODO_rebuild_alias.
16302 (execute_todo): Adjust.
16303 (execute_one_pass): Init dump files early.
16304 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
16306 (create_general_new_stmt): Clear vops.
16307 * tree-ssa-reassoc.c (get_rank): Adjust.
16308 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
16309 symbols for renaming.
16310 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
16311 (PARAM_AVG_ALIASED_VOPS): Likewise.
16312 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
16313 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
16314 * tree-ssa-operands.c: Simplify for new virtual operand representation.
16315 (operand_build_cmp, copy_virtual_operands,
16316 create_ssa_artificial_load_stmt, add_to_addressable_set,
16317 gimple_add_to_addresses_taken): Remove public functions.
16318 (unlink_stmt_vdef): New function.
16320 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16322 * config.gcc (powerpc-*-linux*): Merge variants.
16324 2009-04-02 Chao-ying Fu <fu@mips.com>
16325 James Grosbach <james.grosbach@microchip.com>
16327 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
16328 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
16330 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
16331 keep_interrupts_masked_p, use_debug_exception_return_p.
16332 (mips_attribute_table): Add interrupt, use_shadow_register_set,
16333 keep_interrupts_masked, use_debug_exception_return.
16334 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
16335 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
16337 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
16338 (mips_print_operand): Process COP0 registers to print $0 .. $31
16339 correctly for GAS to process.
16340 (mips_interrupt_extra_call_saved_reg_p): New function.
16341 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
16343 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
16344 (mips_compute_frame_info): Add supports for interrupt context that
16345 includes doubleword accumulators and COP0 registers.
16346 (mips_for_each_saved_acc): New function.
16347 (mips_for_each_saved_gpr_and_fpr): Change the function name from
16348 mips_for_each_saved_reg.
16349 (mips_save_reg): Save accumulators.
16350 (mips_kernel_reg_p): A new for_each_rtx callback.
16351 (mips_expand_prologue): Support interrupt handlers.
16352 (mips_restore_reg): Restore accumulators.
16353 (mips_expand_epilogue): Support interrupt handlers.
16354 (mips_can_use_return_insn): Return false for interrupt handlers.
16355 (mips_epilogue_uses): New function.
16356 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
16357 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
16358 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
16359 cop0_move): New instructions.
16360 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
16361 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
16363 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
16365 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
16366 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
16367 interrupt handlers, we use K0 as the temporary register.
16368 (EPILOGUE_USES): Change to a function call.
16369 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
16370 handlers, we use K0 as the temporary register.
16372 * doc/extend.texi (Function Attributes): Document interrupt,
16373 use_shadow_register_set, keep_interrupts_masked,
16374 use_debug_exception_return for MIPS attributes.
16376 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16378 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
16379 Remove a number of t-files from tmake_file.
16380 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
16381 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
16382 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
16383 target_prototype, not TARGET_PROTOTYPE.
16384 (LINK_OS_GNU_SPEC): Define.
16385 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
16386 and darwin-ldoubdle.c.
16388 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16391 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
16392 (cpp_options): Ditto.
16393 (default_compilers): Ditto.
16394 (display_help): Ditto.
16395 (process_command): Ditto.
16396 (do_spec_1): Ditto.
16397 (set_input): Use lbasename instead of duplicate code.
16398 (save_temps_prefix): New static for -save-temps=obj.
16399 (save_temps_length): Ditto.
16401 * doc/invoke.texi (-save-temps=obj): Document new variant to
16402 -save-temps switch.
16404 2009-04-02 Jeff Law <law@redhat.com>
16406 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
16409 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16411 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16412 * configure: Regenerated.
16414 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16416 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16417 share the argument list.
16419 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16423 2009-02-12 Diego Novillo <dnovillo@google.com>
16425 * varpool.c (debug_varpool): New.
16426 * cgraph.h (debug_varpool): Declare.
16428 2009-04-02 Jan Hubicka <jh@suse.cz>
16430 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16433 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16435 * config/i386/i386.c (ix86_abi): Move initialization to ...
16436 (override_options): Here.
16438 2009-04-02 Christian Bruel <christian.bruel@st.com>
16440 * config/sh/sh.c (sh_dwarf_register_span): New function.
16441 (TARGET_DWARF_REGISTER_SPAN): Define.
16442 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
16444 2009-04-02 Ira Rosen <irar@il.ibm.com>
16446 PR tree-optimization/39595
16447 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
16448 interleaved loads group is not greater than the SLP group size.
16450 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16452 * builtins.c (is_builtin_name): New.
16453 (called_as_built_in): Use is_builtin_name.
16454 * tree.h (is_builtin_name): New.
16455 * varasm.c (incorporeal_function_p): Use is_builtin_name
16457 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16459 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16461 2009-04-02 Dodji Seketeli <dodji@redhat.com>
16464 * c-decl.c (clone_underlying_type): Move this ...
16465 * c-common.c (set_underlying_type): ... here.
16466 Also, make sure the function properly sets TYPE_STUB_DECL() on
16467 the newly created typedef variant type.
16468 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
16469 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
16472 2009-04-02 Richard Guenther <rguenther@suse.de>
16474 PR tree-optimization/37221
16475 * tree-flow.h (degenerate_phi_result): Declare.
16476 * tree-ssa-dom.c (degenerate_phi_result): Export.
16477 * tree-scalar-evolution.c (analyze_initial_condition): If
16478 the initial condition is defined by a degenerate PHI node
16479 use the degenerate value.
16481 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16483 PR rtl-optimization/39588
16484 * combine.c (merge_outer_ops): Do not set the constant when this
16486 (simplify_shift_const_1): Do not modify it either in this case.
16488 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
16490 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
16491 tuning is deprecated if -mtune value is set to an Itanium1 variant.
16493 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16496 * c-lex.c (interpret_float): Default (no suffix) is double.
16498 2009-04-1 Xinliang David Li <davidxl@google.com>
16500 * config/i386/i386.c (legitimate_constant_p): Recognize
16501 all one vector constant.
16503 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16505 * config/vax/vax.c: Add #includes to silence warnings.
16506 Change #include order to silence two warnings.
16508 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16510 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16511 (ASM_SPEC): Pass -k to the assembler for PIC code.
16513 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16515 * config.gcc: Add vax-*-linux* to the switch.
16516 * config/vax/linux.h: New file. (TARGET_VERSION,
16517 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16519 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16521 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16522 Use predicate macros instead of GET_CODE() == foo.
16523 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16524 ashlsi3, rotrsi3, <unnamed>): Likewise.
16526 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16528 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16529 jbbccihi, jbbccisi): Remova trailing whitespace.
16530 * config/vax/constraints.md: Likewise.
16531 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16532 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16533 * config/vax/predicates.md: Likewise.
16534 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16535 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16536 * config/vax/vax.h: Likewise.
16537 * config/vax/vax.md (nonlocal_goto): Likewise.
16539 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16541 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16542 (indirectable_address_p, adjacent_operands_p): Add spaces around
16544 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16546 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16548 * config/vax/vax.c (legitimate_constant_address_p,
16549 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16550 index_term_p, reg_plus_index_p, legitimate_address_p,
16551 vax_mode_dependent_address_p): Update comments to match functions
16552 modified by the recent int->bool conversion.
16554 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16556 * config/vax/builtins.md: Update copyright message.
16557 * config/vax/constraints.md: Likewise.
16558 * config/vax/netbsd-elf.h: Likewise.
16559 * config/vax/predicates.md: Likewise.
16560 * config/vax/vax-protos.h: Likewise.
16561 * config/vax/vax.c: Likewise.
16562 * config/vax/vax.h: Likewise.
16563 * config/vax/vax.md: Likewise.
16564 * config/vax/vax.opt: Likewise.
16566 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16568 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16569 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16570 * config/vax/constraints.md (B, R): Likewise.
16571 * config/vax/predicates.md (external_memory_operand,
16572 nonimmediate_addsub_di_operand): Likewise.
16573 * config/vax/vax.c (vax_output_int_add): Likewise.
16574 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16575 untyped_call): Likewise.
16577 2009-04-01 Matt Thomas <matt@3am-software.com>
16579 * config/vax/predicates.md: New file.
16580 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16581 external_const_operand, nonsymbolic_operand, external_memory_operand,
16582 indirect_memory_operand, indexed_memory_operand,
16583 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16584 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16586 * config/vax/constraints.md: New file.
16587 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16589 * config/vax/builtins.md: New file.
16590 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16591 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16593 * config/vax/vax.opt (mqmath): Add option.
16594 * config/vax/vax.md (isfx): Extend with DI.
16595 (VAXintQH, VAXintQHSD): Define.
16596 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16597 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16598 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16599 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16600 (movdi): Update constraints and use vax_output_int_move().
16601 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16602 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16603 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16604 nonlocal_goto): New.
16605 (mov<mode>): Extend accepted operand types.
16606 (subdi3_old): Rename from subdi3, change update constraints and use
16607 a new implementation.
16608 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16609 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16610 MOVE_RATIO, CLEAR_RATIO): Define.
16611 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16612 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16613 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16614 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16615 (split_quadword_operands): Make static and really allow variable
16617 (print_operand_address): Update for PIC generation.
16618 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16619 indexable_address_p, fixup_mathdi_operand,
16620 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16621 (vax_float_literal, legitimate_constant_p,
16622 indirectable_constant_address_p, index_term_p,
16623 reg_plus_index_p): Return bool instead of int.
16624 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16626 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16628 (vax_output_conditional_branch): Indent.
16629 (legitimate_constant_address_p, indirectable_constant_address_p,
16630 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16631 vax_mode_dependent_address_p): Return bool instead of int, update for
16633 * config/vax/vax-protos.h (legitimate_constant_address_p,
16634 legitimate_constant_p, legitimate_address_p,
16635 vax_mode_dependent_address_p): Change declaration to bool.
16636 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16637 vax_expand_addsub_di_operands, vax_output_int_subtract,
16638 vax_output_movmemsi): Declare.
16639 (split_quadword_operands, vax_float_literal): Delete declaration.
16640 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16641 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16642 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16643 ASM_OUTPUT_DWARF_PCREL): Define.
16644 (ASM_SPEC): Change definition to allow PIC generation.
16646 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16648 * doc/sourcebuild.texi: Update front-end requirements.
16650 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16653 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16654 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16655 (booldi3_internal3): Use boolean_or_operator instead of
16658 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16661 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16662 declarator whose size is not an integer constant expression but
16663 folds to an integer constant, then treat it as a constant
16666 2009-04-01 Richard Guenther <rguenther@suse.de>
16668 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16669 i * 4 + 2 to (i * 2 + 1) * 2.
16671 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16674 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16675 return if c_parser_asm_string_literal returned NULL.
16677 2009-04-01 Nick Clifton <nickc@redhat.com>
16679 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16681 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16682 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16683 other typedefs to avoid conflicts with libgcc2.c. Define labels
16684 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16686 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16687 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16690 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16692 * varasm.c (default_function_rodata_section): Declare DOT as
16695 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16696 Andrey Galkin <agalkin@hypercom.com>
16699 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16700 Make object_name unique for each process.
16702 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16705 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16706 addressable variables in the parallel that could go out of scope while
16707 running queued tasks.
16709 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16711 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16712 (CASE_VALUES_THRESHOLD): Redefine.
16713 * config/avr/avr.c (avr_override_options): Remove initialization of
16714 avr_case_values_threshold variable.
16715 (avr_case_values_threshold): Remove variable. Add new function.
16716 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16717 * config/avr/avr.opt (mno-tablejump): Remove option.
16718 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16720 2009-04-01 DJ Delorie <dj@redhat.com>
16722 * varasm.c (default_function_rodata_section): Don't assume
16723 anything about where the first '.' in the section name is.
16725 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16727 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16728 rs6000_emit_stack_tie.
16730 2009-03-31 Ian Lance Taylor <iant@google.com>
16732 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16733 gimple_code with GIMPLE_RESX, not RESX.
16735 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16737 * c-common.c (c_get_ident): New.
16738 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16740 2009-04-01 Ben Elliston <bje@au.ibm.com>
16742 * config/rs6000/sysv4.opt (msdata): Improve option description.
16744 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16746 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16747 (divdf3_internal_lat): Remove.
16748 (divxf3_internal_lat): Remove.
16749 (divxf3_internal_thr): Remove.
16750 (divxf): Use divxf3_internal.
16751 * config/ia64/div.md (divsf3_internal_lat): New.
16752 (divdf3_internal_lat): New.
16753 (divxf3_internal): New.
16755 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16758 * Makefile.in (USE_GCC_STDINT): Define.
16759 (stmp-int-hdrs): Install stdint.h if applicable.
16760 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
16762 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
16763 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
16764 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16765 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16766 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16767 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16768 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16769 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16770 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16771 (c_common_nodes_and_builtins): Initialize
16772 underlying_wchar_type_node. Do not initialize
16773 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
16774 nodes for new types.
16775 (c_stddef_cpp_builtins): Define macros for new types.
16776 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
16778 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
16779 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
16780 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
16781 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
16782 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
16783 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
16784 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
16785 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
16786 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
16787 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
16788 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
16789 int16_type_node, int32_type_node, int64_type_node,
16790 uint8_type_node, uint16_type_node, c_uint32_type_node,
16791 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
16792 int_least32_type_node, int_least64_type_node,
16793 uint_least8_type_node, uint_least16_type_node,
16794 uint_least32_type_node, uint_least64_type_node,
16795 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
16796 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
16797 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
16798 uintptr_type_node): Define.
16799 * c-cppbuiltin.c (builtin_define_constants,
16800 builtin_define_type_minmax): New.
16801 (builtin_define_stdint_macros): Define more macros.
16802 (c_cpp_builtins): Define more limit macros.
16803 (type_suffix): New.
16804 (builtin_define_type_max): Define in terms of
16805 builtin_define_type_minmax. Remove is_long parameter. All
16807 * config.gcc (use_gcc_stdint): Define.
16808 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
16809 Add newlib-stdint.h for generic targets.
16810 * config/glibc-stdint.h, config/newlib-stdint.h,
16811 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
16812 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
16813 * config/score/score.h (UINTPTR_TYPE): Define.
16814 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16815 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16816 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16817 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16818 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16819 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16820 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16821 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16822 * config/spu/spu.h (STDINT_LONG32): Define.
16823 * configure.ac (use_gcc_stdint): Substitute.
16824 * configure: Regenerate.
16825 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
16826 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
16827 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
16828 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
16829 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
16830 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
16831 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
16832 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
16833 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
16834 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
16835 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
16836 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
16837 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
16838 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
16839 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
16840 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
16841 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
16842 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
16843 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
16844 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
16845 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
16846 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
16847 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16848 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16849 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16850 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16851 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16852 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16853 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
16855 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
16857 * loop-iv.c (suitable_set_for_replacement): Renamed from
16858 simplify_using_assignment; changed to return bool and to accept new
16859 args DEST and SRC. Return true iff we find a source/destination pair
16860 that can be used to make a replacement, and fill SRC and DEST if so.
16861 Remove arg ALTERED. Don't deal with altered regs here. All callers
16863 (simplify_using_initial_values): Deal with altered regs here and track
16864 more precisely the effect they have on the validity of our expression.
16866 * loop-iv.c (simplify_using_condition): A condition of the form
16867 (EQ REG CONST) can be used to simply make a substitution.
16868 (simplify_using_initial_values): Keep track of conditions we have seen
16869 and keep using them to simplify new expressions, while applying the
16870 same substitutions to them as to the expression.
16872 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16873 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
16876 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
16877 changed. Use this when trying to improve the upper bound.
16878 Generate the comparison by using simplify_gen_relational.
16880 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
16882 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
16884 (simplify_using_assignment, simplify_using_initial_values): Call
16885 replace_in_expr to make replacements. Call replace_single_def_regs
16886 once on the initial version of the expression.
16888 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16891 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
16893 2009-03-31 Richard Guenther <rguenther@suse.de>
16895 PR middle-end/31029
16896 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
16897 equality comparisons. Fold C - X CMP X if C % 2 == 1.
16899 2009-03-31 Richard Guenther <rguenther@suse.de>
16901 * tree.h (div_if_zero_remainder): Declare.
16902 * fold-const.c (div_if_zero_remainder): Export.
16903 * tree-ssa-forwprop.c
16904 (forward_propagate_addr_into_variable_array_index): Handle
16905 constant array index addition outside of the variable index.
16907 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16910 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
16911 define_splits, floatunssi<mode>2): Require x87 conversions from
16912 DImode to be permitted.
16914 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16916 PR preprocessor/15638
16917 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
16919 2009-03-31 Richard Guenther <rguenther@suse.de>
16921 PR middle-end/23401
16922 PR middle-end/27810
16923 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
16924 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
16925 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
16926 a separate statement.
16927 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
16928 (lookup_tmp_var): Likewise.
16929 (is_gimple_formal_tmp_or_call_rhs): Remove.
16930 (is_gimple_reg_or_call_rhs): Rename to ...
16931 (is_gimple_reg_rhs_or_call): ... this.
16932 (is_gimple_mem_or_call_rhs): Rename to ...
16933 (is_gimple_mem_rhs_or_call): ... this.
16934 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
16935 DECL_GIMPLE_REG_P only if is_formal is true.
16936 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
16937 for non-proper post-modify expression gimplification.
16938 (gimplify_self_mod_expr): For post-modify expressions gimplify
16939 the lvalue to a minimal lvalue.
16940 (rhs_predicate_for): Remove formal temp case.
16941 (gimplify_modify_expr_rhs): Likewise.
16942 (gimplify_addr_expr): Use is_gimple_reg.
16943 (gimplify_expr): Remove formal temp cases.
16944 (gimple_regimplify_operands): Likewise.
16945 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
16946 and FILTER_EXPR like constants.
16947 * gimple.c (walk_gimple_op): Fix val_only initialization, use
16949 (is_gimple_formal_tmp_rhs): Remove.
16950 (is_gimple_reg_rhs): Remove special casing.
16951 (is_gimple_mem_rhs): Fix.
16952 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
16953 (is_gimple_formal_tmp_var): Remove.
16954 (is_gimple_formal_tmp_reg): Likewise.
16955 (is_gimple_min_lval): Allow invariant component ref parts.
16956 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
16957 is_gimple_formal_tmp_reg): Remove declarations.
16958 * tree-cfg.c (verify_expr): Verify that variables with address
16959 taken do not have DECL_GIMPLE_REG_P set.
16960 * tree-mudflap.c (mf_build_check_statement_for): Use
16961 force_gimple_operand instead of gimplify_expr.
16963 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
16965 * modulo-sched.c (sms_schedule_by_order): Pass the actual
16966 schedulable rows to compute_split_row.
16968 2009-03-31 Ben Elliston <bje@au.ibm.com>
16971 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
16974 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16976 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
16977 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
16978 * configure: Regenerate.
16979 * config.in: Regenerate.
16980 * config/rs6000/rs6000.opt (mtls-markers): Add.
16981 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
16982 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
16983 (tls_ld_aix, tls_ld_sysv): Likewise.
16984 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
16985 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
16987 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16989 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
16991 2009-03-30 Jan Hubicka <jh@suse.cz>
16993 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
16995 (tree_remove_unreachable_handlers): Cleanup EH predecestor
16996 detection and label handling.
16998 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17000 * ira-int.h (ira_allocno): Rename left_conflicts_num to
17001 left_conflicts_size.
17002 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
17003 ALLOCNO_LEFT_CONFLICTS_SIZE.
17005 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
17006 remove_allocno_from_bucket_and_push,
17007 allocno_spill_priority_compare, push_allocnos_to_stack,
17008 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17009 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
17010 (setup_allocno_left_conflicts_num): Ditto. Rename to
17011 setup_allocno_left_conflicts_size.
17012 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17013 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
17014 setup_allocno_left_conflicts_size instead of
17015 setup_allocno_left_conflicts_num.
17017 * ira-build.c (ira_create_allocno): Use
17018 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
17019 ALLOCNO_LEFT_CONFLICTS_NUM.
17021 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17023 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
17024 instead of DF_LR_OUT.
17026 * ira-lives.c (process_bb_node_lives): Ditto.
17028 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
17029 instead of DF_LR_{OUT,IN}.
17031 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
17033 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
17035 2009-03-30 Jan Hubicka <jh@suse.cz>
17037 * except.c (label_to_region_map): Fix thinko.
17039 2009-03-30 Steve Ellcey <sje@cup.hp.com>
17041 PR middle-end/38237
17042 * tree.h (tree_find_value): New declaration.
17043 * tree.c (tree_find_value): New function.
17044 * varasm.c (assemble_external): Avoid duplicate entries on lists.
17046 2009-03-30 Jakub Jelinek <jakub@redhat.com>
17049 * c-decl.c (struct c_binding): Add locus field.
17050 (bind): Add locus argument, set locus field from it.
17051 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
17052 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
17053 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
17054 implicitly_declare, undeclared_variable, lookup_label,
17055 declare_label, c_make_fname_decl, c_builtin_function,
17056 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
17059 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
17062 * config/i386/i386.c (classify_argument): Check total size of
17065 2009-03-30 Martin Jambor <mjambor@suse.cz>
17067 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
17068 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
17069 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
17072 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
17073 seen_variable_array_ref while also traversing a union.
17075 * tree-inline.c (optimize_inline_calls): Do not call
17076 cgraph_node_remove_callees.
17077 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
17078 (pass_remove_cgraph_callee_edges): New variable.
17079 * passes.c (init_optimization_passes): Add
17080 pass_remove_cgraph_callee_edges after early inlining and before all
17081 late intraprocedural passes.
17083 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
17085 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17087 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
17088 Fix typos in names.
17090 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17092 * combine.c (simplify_comparison): Use have_insn_for.
17093 * dojump.c (do_jump): Likewise.
17095 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17097 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
17098 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
17099 sparc_compare_op0 like sparc_compare_emitted used to be handled.
17100 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
17101 instead of sparc_compare_emitted.
17102 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
17103 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
17104 instead of sparc_compare_emitted.
17106 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17108 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
17109 enter/exit cfglayout mode.
17110 (pass_partition_block): Require it.
17111 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
17112 (combine_instructions): Track basic blocks instead of labels.
17113 (update_cfg_for_uncondjump): New.
17114 (try_combine): Use it. Update jumps after rescanning.
17115 (pass_combine): Require PROP_cfglayout.
17116 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
17118 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17120 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
17121 Provide/destroy PROP_cfglayout respectively.
17122 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
17123 * tree-pass.h (PROP_cfglayout): New.
17125 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17127 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
17128 fold_convert_const_fixed_from_fixed,
17129 fold_convert_const_fixed_from_int,
17130 fold_convert_const_fixed_from_real, fold_negate_const): Do not
17131 set TREE_CONSTANT_OVERFLOW.
17132 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
17133 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
17135 2009-03-30 Ira Rosen <irar@il.ibm.com>
17137 * tree-vect-loop-manip.c: New file.
17138 * tree-vectorizer.c: Update documentation and included files.
17139 (vect_loop_location): Make extern.
17140 (rename_use_op): Move to tree-vect-loop-manip.c
17141 (rename_variables_in_bb, rename_variables_in_loop,
17142 slpeel_update_phis_for_duplicate_loop,
17143 slpeel_update_phi_nodes_for_guard1,
17144 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
17145 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
17146 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
17147 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
17148 find_loop_location): Likewise.
17149 (new_stmt_vec_info): Move to tree-vect-stmts.c.
17150 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
17151 get_vectype_for_scalar_type, vect_is_simple_use,
17152 supportable_widening_operation, supportable_narrowing_operation):
17154 (bb_in_loop_p): Move to tree-vect-loop.c.
17155 (new_loop_vec_info, destroy_loop_vec_info,
17156 reduction_code_for_scalar_code, report_vect_op,
17157 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
17158 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
17159 (vect_supportable_dr_alignment): Likewise.
17160 * tree-vectorizer.h (tree-data-ref.h): Include.
17161 (vect_loop_location): Declare.
17162 Reorganize function declarations according to the new file structure.
17163 * tree-vect-loop.c: New file.
17164 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
17165 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
17166 * tree-vect-data-refs.c: New file.
17167 * tree-vect-patterns.c (timevar.h): Don't include.
17168 * tree-vect-stmts.c: New file.
17169 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
17170 tree-vect-slp.c, tree-vect-loop.c.
17171 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
17172 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
17173 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
17174 (tree-vect-analyze.o): Remove.
17175 (tree-vect-transform.o): Likewise.
17176 (tree-vect-data-refs.o): Add rule.
17177 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
17178 tree-vect-slp.o): Likewise.
17179 (tree-vect-patterns.o): Remove redundant dependencies.
17180 (tree-vectorizer.o): Likewise.
17181 * tree-vect-slp.c: New file.
17183 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17185 * optc-gen.awk: Warn if an option flag has multiple different
17188 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
17190 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
17191 -floop-block): Document dependences on PPL, CLooG and Graphite.
17193 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17195 PR rtl-optimization/323
17196 * c-common.c (c_fully_fold, convert_and_check,
17197 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
17198 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
17199 * c-common.def (EXCESS_PRECISION_EXPR): New.
17200 * c-cppbuiltin.c (builtin_define_float_constants): Define
17201 constants with enough digits for long double.
17202 * c-lex.c (interpret_float): Interpret constant with excess
17203 precision where appropriate.
17204 * c-opts.c (c_common_post_options): Set
17205 flag_excess_precision_cmdline. Give an error for
17206 -fexcess-precision=standard for C++ for processors where the
17207 option is significant.
17208 * c-parser.c (c_parser_conditional_expression): Handle excess
17209 precision in condition.
17210 * c-typeck.c (convert_arguments): Handle arguments with excess
17212 (build_unary_op): Move excess precision outside operation.
17213 (build_conditional_expr): Likewise.
17214 (build_compound_expr): Likewise.
17215 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
17216 (build_modify_expr): Handle excess precision in RHS.
17217 (convert_for_assignment): Handle excess precision in converted
17219 (digest_init, output_init_element, process_init_element): Handle
17220 excess precision in initializer.
17221 (c_finish_return): Handle excess precision in return value.
17222 (build_binary_op): Handle excess precision in operands and add
17223 excess precision as needed for operation.
17224 * common.opt (-fexcess-precision=): New option.
17225 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
17226 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
17227 For standard excess precision, output explicit conversion to and
17228 truncation from XFmode.
17229 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
17230 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
17231 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
17232 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
17233 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
17234 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
17235 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
17236 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
17237 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
17238 define_splits, sqrt<mode>2): Disable where appropriate for
17239 standard excess precision.
17240 * convert.c (convert_to_real): Do not shorten arithmetic to type
17241 for which excess precision would be used.
17242 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
17243 * doc/invoke.texi (-fexcess-precision=): Document option.
17244 (-mfpmath=): Correct index entry.
17245 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
17246 flag_excess_precision): New.
17247 * langhooks.c (lhd_post_options): Set
17248 flag_excess_precision_cmdline.
17249 * opts.c (common_handle_option): Handle -fexcess-precision=.
17250 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
17251 init_excess_precision): New.
17252 (lang_dependent_init_target): Call init_excess_precision.
17253 * tree.c (excess_precision_type): New.
17254 * tree.h (excess_precision_type): Declare.
17256 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17259 * c-typeck.c (build_component_ref): Do not copy qualifiers from
17260 non-lvalue to component.
17262 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17264 PR preprocessor/34695
17265 * Makefile.in (c-opts.o): Depend on c-tree.h.
17266 * c-common.c: Move down include of diagnostic.h.
17267 (done_lexing, c_cpp_error): New.
17268 * c-common.h (done_lexing): Declare.
17269 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
17271 * c-opts.c: Include c-tree.h.
17272 (c_common_init_options): Set preprocessor error callback.
17273 (c_common_handle_option): Do not set preprocessor
17274 inhibit_warnings, warnings_are_errors, warn_system_headers,
17275 pedantic_errors or inhibit_warnings flags.
17276 (c_common_post_options): Do not check cpp_errors (parse_in).
17277 (c_common_finish): Do not output dependencies if there were
17278 errors. Do not check return value of cpp_finish.
17279 * c-ppoutput.c (pp_file_change): Set input_location.
17280 * c-tree.h (c_cpp_error): Declare.
17281 * diagnostic.c (diagnostic_set_info_translated): Also initialize
17283 (diagnostic_build_prefix): Check override_column.
17284 * diagnostic.h (diagnostic_info): Add override_column field.
17285 (diagnostic_override_column): Define.
17287 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
17289 * c-common.c (c_expand_expr, c_staticp): Remove.
17290 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
17291 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
17292 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
17293 * c-gimplify.c (gimplify_compound_literal_expr,
17294 optimize_compound_literals_in_ctor): Remove.
17295 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
17296 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
17297 * c-semantics.c (emit_local_var): Remove.
17299 * langhooks-def.h (lhd_expand_expr): Remove.
17300 * langhooks.c (lhd_expand_expr): Remove.
17301 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
17303 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
17304 handling from c-semantics.c; don't call into langhook.
17305 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
17306 * gimplify.c (gimplify_compound_literal_expr,
17307 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
17308 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
17309 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
17310 as was done in c-gimplify.c.
17311 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
17312 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
17313 Move from c-common.h.
17314 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
17316 * tree.c (staticp): Do not call langhook.
17317 * langhooks.c (lhd_staticp): Delete.
17318 * langhooks-def.h (lhd_staticp): Delete prototype.
17319 (LANG_HOOKS_STATICP): Delete.
17320 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
17322 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
17323 instead of DECL_STMTs.
17325 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17333 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
17335 (fold_call_expr): Return a NOP_EXPR from folding rather than the
17336 contained expression.
17337 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
17338 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
17339 conditional expressions for C.
17340 (decl_constant_value_for_optimization): Move from
17341 decl_constant_value_for_broken_optimization in c-typeck.c. Check
17342 whether optimizing and that the expression is a VAR_DECL not of
17343 array type instead of doing such checks in the caller. Do not
17344 check pedantic. Call gcc_unreachable for C++.
17345 * c-common.def (C_MAYBE_CONST_EXPR): New.
17346 * c-common.h (c_fully_fold, c_save_expr,
17347 decl_constant_value_for_optimization): New prototypes.
17348 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17349 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17350 EXPR_INT_CONST_OPERANDS): Define.
17351 * c-convert.c (convert): Strip nops from expression.
17352 * c-decl.c (groktypename): Take extra parameters expr and
17353 expr_const_operands. Update call to grokdeclarator.
17354 (start_decl): Update call to grokdeclarator. Add statement for
17355 expressions used in type of decl.
17356 (grokparm): Update call to grokdeclarator.
17357 (push_parm_decl): Update call to grokdeclarator.
17358 (build_compound_literal): Add parameter non_const and build a
17359 C_MAYBE_COSNT_EXPR if applicable.
17360 (grokdeclarator): Take extra parameters expr and
17361 expr_const_operands. Track expressions used in declaration
17362 specifiers and declarators. Fold array sizes and track whether
17363 they are constant expressions and whether they are integer
17364 constant expressions.
17365 (parser_xref_tag): Set expr and expr_const_operands fields in
17367 (grokfield): Update call to grokdeclarator.
17368 (start_function): Update call to grokdeclarator.
17369 (build_null_declspecs): Set expr and expr_const_operands fields in
17371 (declspecs_add_type): Handle expressions in typeof specifiers.
17372 * c-parser.c (c_parser_declspecs): Set expr and
17373 expr_const_operands fields for declaration specifiers.
17374 (c_parser_enum_specifier): Likewise.
17375 (c_parser_struct_or_union_specifier): Likewise.
17376 (c_parser_typeof_specifier): Likewise. Update call to
17377 groktypename. Fold expression as needed. Return expressions with
17378 type instead of adding statements.
17379 (c_parser_attributes): Update calls to c_parser_expr_list.
17380 (c_parser_statement_after_labels): Fold expression before passing
17381 to objc_build_throw_stmt.
17382 (c_parser_condition): Fold expression.
17383 (c_parser_asm_operands): Fold expression.
17384 (c_parser_conditional_expression): Use c_save_expr. Update call
17385 to build_conditional_expr.
17386 (c_parser_alignof_expression): Update call to groktypename.
17387 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
17388 original_code. Fold expression argument of va_arg. Create
17389 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
17390 argument to va_arg. Update calls to groktypename. Fold array
17391 index for offsetof. Verify that first argument to
17392 __builtin_choose_expr has integer type.
17393 (c_parser_postfix_expression_after_paren_type): Update calls to
17394 groktypename and build_compound_literal. Handle expressions with
17395 side effects in type name.
17396 (c_parser_postfix_expression_after_primary): Update call to
17397 c_parser_expr_list. Set original_code for calls to
17398 __builtin_constant_p.
17399 (c_parser_expr_list): Take extra parameter fold_p. Fold
17400 expressions if requested.
17401 (c_parser_objc_type_name): Update call to groktypename.
17402 (c_parser_objc_synchronized_statement): Fold expression.
17403 (c_parser_objc_receiver): Fold expression.
17404 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
17405 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
17406 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
17407 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
17408 (struct c_typespec): Add elements expr and expr_const_operands.
17409 (struct c_declspecs): Add elements expr and expr_const_operands.
17410 (groktypename, build_conditional_expr, build_compound_literal):
17412 (in_late_binary_op): Declare.
17413 * c-typeck.c (note_integer_operands): New function.
17414 (in_late_binary_op): New variable.
17415 (decl_constant_value_for_broken_optimization): Move to c-common.c
17416 and rename to decl_constant_value_for_optimization.
17417 (default_function_array_conversion): Do not strip nops.
17418 (default_conversion): Do not call
17419 decl_constant_value_for_broken_optimization.
17420 (build_array_ref): Do not fold result.
17421 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
17422 result when operand is a VLA.
17423 (c_expr_sizeof_type): Update call to groktypename. Handle
17424 expressions included in type name. Use C_MAYBE_CONST_EXPR for
17425 result when operand names a VLA type.
17426 (build_function_call): Update call to build_compound_literal.
17427 Only fold result for calls to __builtin_* functions. Strip
17428 NOP_EXPR from INTEGER_CST returned from such functions. Fold
17429 the function designator.
17430 (convert_arguments): Fold arguments. Update call to
17431 convert_for_assignment.
17432 (build_unary_op): Handle increment and decrement of
17433 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
17434 decrement earlier. Fold operand of increment and decrement.
17435 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
17436 built for integer operand. Wrap returns that are INTEGER_CSTs
17437 without being integer constant expressions or that have integer
17438 constant operands without being INTEGER_CSTs.
17439 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
17440 (build_conditional_expr): Add operand ifexp_bcp. Track whether
17441 result is an integer constant expression or can be used in
17442 unevaluated parts of one and avoid folding and wrap as
17443 appropriate. Fold operands before possibly doing -Wsign-compare
17445 (build_compound_expr): Wrap result for C99 if operands can be used
17446 in integer constant expressions.
17447 (build_c_cast): Update call to digest_init. Do not ignore
17448 overflow from casting floating-point constants to integers. Wrap
17449 results that could be confused with integer constant expressions,
17450 null pointer constants or floating-point constants.
17451 (c_cast_expr): Update call to groktypename. Handle expressions
17452 included in type name.
17453 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
17454 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
17455 Update calls to convert_for_assignment.
17456 (convert_for_assignment): Take new parameter
17457 null_pointer_constant. Do not strip nops or call
17458 decl_constant_value_for_broken_optimization. Set
17459 in_late_binary_op for conversions to boolean.
17460 (store_init_value): Update call to digest_init.
17461 (digest_init): Take new parameter null_pointer_constant. Do not
17462 call decl_constant_value_for_broken_optimization. pedwarn for
17463 initializers not constant expressions. Update calls to
17464 convert_for_assignment.
17465 (constructor_nonconst): New.
17466 (struct constructor_stack): Add nonconst element.
17467 (really_start_incremental_init, push_init_level, pop_init_level):
17468 Handle constructor_nonconst and nonconst element.
17469 (set_init_index): Call constant_expression_warning for array
17471 (output_init_element): Fold value. Set constructor_nonconst as
17472 applicable. pedwarn for initializers not constant expressions.
17473 Update call to digest_init. Call constant_expression_warning
17474 where constant initializers are required.
17475 (process_init_element): Use c_save_expr.
17476 (c_finish_goto_ptr): Fold expression.
17477 (c_finish_return): Fold return value. Update call to
17478 convert_for_assignment.
17479 (c_start_case): Fold switch expression.
17480 (c_process_expr_stmt): Fold expression.
17481 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
17482 ensure statement expression is not evaluated in constant expression.
17483 (build_binary_op): Track whether results are integer constant
17484 expressions or may occur in such, disable folding and wrap results
17485 as applicable. Fold operands for -Wsign-compare warnings unless
17487 (c_objc_common_truthvalue_conversion): Handle results folded to
17488 integer constants that are not integer constant expressions.
17489 * doc/extend.texi: Document when typeof operands are evaluated,
17490 that condition of __builtin_choose_expr is an integer constant
17491 expression, and more about use of __builtin_constant_p in
17494 2009-03-29 Richard Guenther <rguenther@suse.de>
17496 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17497 propagate addresses of array references.
17499 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
17501 * regmove.c (perhaps_ends_bb_p): Remove.
17502 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
17503 from INSN and check that the main loop stays within that basic block.
17504 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
17505 (regmove_forward_pass): Split out from regmove_optimize. Use
17506 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
17507 (regmove_backward_pass): Split out from regmove_optimize. Use
17508 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
17509 (regmove_optimize): Simplify.
17511 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17514 * config/i386/i386.c (classify_argument): Ignore flexible array
17515 member in struct and warn ABI change.
17517 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17519 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17521 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17522 (ix86_adjust_cost): Updated.
17524 2009-03-29 Jan Hubicka <jh@suse.cz>
17526 PR middle-end/28850
17527 * tree-pass.h (pass_cleanup_eh): New function.
17528 (remove_unreachable_regions): Break code handling RTL
17529 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17530 that can not be reached by runtime.
17531 (can_be_reached_by_runtime): New function.
17532 (label_to_region_map): New function.
17533 (num_eh_regions): New function.
17534 (rtl_remove_unreachable_regions): New function.
17535 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17536 (remove_eh_region): New function.
17537 * except.h: Include sbitmap and vecprim.
17538 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17539 num_eh_regions): Declare.
17540 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17541 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17542 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17543 (tree_empty_eh_handler_p): New function.
17544 (cleanup_empty_eh): New function.
17545 (cleanup_eh): New function.
17546 (pass_cleanup_eh): New function.
17548 2009-03-29 Jan Hubicka <jh@suse.cz>
17550 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17551 for removed regions.
17553 2009-03-29 Jan Hubicka <jh@suse.cz>
17555 * except.c (dump_eh_tree): Dump all datastructures.
17557 2009-03-29 Jan Hubicka <jh@suse.cz>
17559 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17560 (duplicate_eh_regions_1): Likewise.
17561 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17562 vector; call EH verification.
17563 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17564 Be ready for region being removed.
17566 2009-03-29 Jan Hubicka <jh@suse.cz>
17568 * bitmap.c (bitmap_last_set_bit): New function.
17569 * bitmap.h (bitmap_last_set_bit): Declare.
17571 2009-03-29 David Ayers <ayers@fsfe.org>
17574 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17575 by calling objc_compare_types and surpress warnings about
17576 incompatible C pointers that are compatible ObjC pointers.
17578 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17580 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17581 call initialize_inline_failed.
17582 (initialize_inline_failed): Move it from here ...
17583 * cgraph.c (initialize_inline_failed): ... to here.
17584 (cgraph_create_edge): Call initialize_inline_failed rather than
17585 setting inline_failed directly.
17587 2009-03-29 Ben Elliston <bje@au.ibm.com>
17590 * sysv4.opt (msdata): Improve comment.
17591 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17592 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17594 2009-03-29 Ben Elliston <bje@au.ibm.com>
17597 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17598 load and store attributes.
17600 2009-03-29 Ben Elliston <bje@au.ibm.com>
17602 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17603 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17604 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17605 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17606 __builtin_infq and __builtin_huge_valq.
17608 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17610 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17612 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17613 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17615 2009-03-28 Xinliang David Li <davidxl@google.com>
17617 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17618 (do_dbg_cnt): New function.
17620 2009-03-28 Jan Hubicka <jh@suse.cz>
17622 Merge from pretty-ipa:
17624 2009-03-27 Jan Hubicka <jh@suse.cz>
17626 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17627 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17628 * passes.c (function_called_by_processed_nodes_p): New.
17629 * ipa-pure-const.c (check_call): Fix handling of operands.
17630 (analyze_function): Dump debug output for skipped bodies.
17631 (local_pure_const): Use function_called_by_processed_nodes_p.
17632 * dwarf2out.c (reference_to_unused): Use output.
17633 * passes.c (do_per_function_toporder): Likewise.
17635 2008-11-12 Jan Hubicka <jh@suse.cz>
17637 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17638 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17639 state_set_in_source enum
17640 (check_decl): Ignore memory tags; do not set fake looping flags;
17642 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17643 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17644 (check_call, analyze_function): Rewrite.
17646 (add_new_function): Update call of analyze_function.
17647 (generate_summary): Add call of analyze_function.
17648 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17649 (local_pure_const): New function.
17650 (pass_local_pure_const): New pass.
17651 * ipa-inline.c (inline_transform): Set after_inlining.
17652 * tree-eh.c (stmt_can_throw_external): New.
17653 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17654 work with aliasing built.
17655 * tree-flow.h (stmt_can_throw_external): New.
17656 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17657 and local pure/const pass in early and late optimization queue.
17659 2009-03-28 Martin Jambor <mjambor@suse.cz>
17661 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17663 (fold_binary): Allow function decl aligment consideration is the
17664 second argument is integer constant one.
17665 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17666 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17667 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17669 2009-03-28 Jan Hubicka <jh@suse.cz>
17671 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17672 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17673 * function.h (rtl_data): Add nothrow flag.
17674 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17675 set DECL_NOTHROW for AVAILABLE functions.
17677 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17679 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17680 following vector keyword has expansion starting with pixel or bool
17681 keyword, expand vector to __vector and pixel or bool to __pixel or
17685 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17686 warn_if_disallowed_function_p): Removed.
17687 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17688 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17689 warning_if_disallowed_function_p.
17690 * flags.h (warn_if_disallowed_function_p,
17691 warn_disallowed_functions): Removed.
17692 * common.opt (Wdisallowed-function-list=): Removed.
17693 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17695 2009-03-28 Richard Guenther <rguenther@suse.de>
17697 PR tree-optimization/38723
17698 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17701 2009-03-28 Jan Hubicka <jh@suse.cz>
17703 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17704 test introduced by my previous patch.
17706 2009-03-28 Richard Guenther <rguenther@suse.de>
17708 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17709 the PHIs value undefined.
17711 2009-03-28 Jan Hubicka <jh@suse.cz>
17713 * tree-pass.h (pass_fixup_cfg): New pass.
17714 * ipa-inline.c (inline_transform): Set
17715 always_inline_functions_inlined/after_inlining.
17716 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17717 (pass_fixup_cfg): New pass.
17718 * passes.c (init_optimization_passes): Add fixup_cfg.
17720 2009-03-28 Richard Guenther <rguenther@suse.de>
17722 PR tree-optimization/38458
17723 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17724 argument use the arguments copy-of value.
17726 2009-03-28 Richard Guenther <rguenther@suse.de>
17728 PR tree-optimization/38180
17729 * tree-ssa-ccp.c (get_default_value): Simplify.
17730 (likely_value): Likewise.
17731 (surely_varying_stmt_p): Properly handle VOP case.
17732 (ccp_initialize): Likewise.
17733 (ccp_fold): Handle propagating through *&.
17734 (fold_const_aggregate_ref): Also handle decls.
17736 2009-03-28 Jan Hubicka <jh@suse.cz>
17738 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17739 * cgraph.h (cgraph_node): Likewise.
17740 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17741 (cgraph_reset_node): Use process flag.
17742 (cgraph_mark_functions_to_output): Likewise.
17743 (cgraph_expand_function): Likewise.
17744 (cgraph_expand_all_functions): Likewise.
17745 (cgraph_output_in_order): Likewise.
17746 * dwarf2out.c (reference_to_unused): Likewise.
17747 * passes.c do_per_function_toporder): Likewise.
17749 2009-03-28 Jan Hubicka <jh@suse.cz>
17751 Bring from lto-branch:
17753 2008-09-03 Doug Kwan <dougkwan@google.com>
17755 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
17756 enums instead of reason strings.
17757 * cgraph.c (cgraph_create_edge): Same.
17758 (cgraph_inline_failed_string): New function.
17759 * cgraph.h (cgraph_inline_failed_t): New enum type.
17760 (cgraph_inline_failed_string): New prototype.
17761 (struct cgraph_edge): Change type of INLINED_FAILED from constant
17762 char pointer to cgraph_inline_failed_t.
17763 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
17764 (cgraph_default_inline_p): Ditto.
17765 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
17766 to cgraph_inline_failed_t pointer.
17767 * cif-code.def: New file.
17768 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
17770 (cgraph_check_inline_limits): Change type of REASON to pointer to
17771 cgraph_inline_failed_t. Replace reason strings with enums.
17772 (cgraph_default_inline_p): Ditto.
17773 (cgraph_recursive_inlining_p): Ditto.
17774 (update_caller_keys): Change type of FAILED_REASON to
17775 cgraph_inline_failed_t.
17776 (cgraph_set_inline_failed): Change type of REASON to pointer to
17777 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
17778 convert enums to strings for text output.
17779 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
17780 to be of type cgraph_inline_failed_t. Replace reason strings with
17781 enums. Call cgraph_inline_failed_string to covert enums
17782 to strings for text output.
17783 (cgraph_decide_inlining): Replace reason strings with enums.
17784 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
17785 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
17787 * tree-inline.c (expand_call_inline): Change type of REASON
17788 to cgraph_inline_failed_t. Replace reason strings with enums.
17789 Call cgraph_inline_failed_string for text output.
17790 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
17793 2009-03-28 Jan Hubicka <jh@suse.cz>
17795 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
17796 cgraph_clone_node): Remove master clone handling.
17797 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17798 * cgraph.h (master_clone): Remove.
17799 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17800 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
17801 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
17803 2009-03-28 Jan Hubicka <jh@suse.cz>
17805 * cgraph.c (cgraph_function_body_availability): Functions declared
17806 inline are always safe to assume that it is not going to be replaced.
17808 2009-03-28 Richard Guenther <rguenther@suse.de>
17810 PR tree-optimization/38513
17811 * tree-ssa-pre.c (eliminate): Remove redundant stores.
17812 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17813 EXC_PTR_EXPR and FILTER_EXPR.
17814 (get_ref_from_reference_ops): Likewise.
17816 2009-03-28 Richard Guenther <rguenther@suse.de>
17818 PR tree-optimization/38968
17819 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
17820 Use FLOOR_MOD_EXPR to compute misalignment.
17822 2009-03-28 Richard Guenther <rguenther@suse.de>
17824 PR tree-optimization/37795
17825 * tree.h (combine_comparisons): Declare.
17826 * fold-const.c (combine_comparisons): Export.
17827 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
17829 (ifcombine_iforif): Use combine_comparisons.
17831 2009-03-28 Jan Hubicka <jh@suse.cz>
17833 * tree-eh.c (inlinable_call_p): New function.
17834 (make_eh_edges): Use it.
17835 (verify_eh_edges): Use it.
17836 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
17837 * except.c (reachable_next_level): Add inlinable_function argument
17838 (sjlj_find_directly_reachable_regions): Update.
17839 (add_reachable_handler): Do not set saw_any_handlers.
17840 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
17841 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17842 Add new inlinable call parameter.
17843 (can_throw_internal, can_throw_external): Update.
17844 * except.h (can_throw_internal_1, can_throw_external_1,
17845 foreach_reachable_handler): Update declaration.
17847 2009-03-28 Joseph Myers <joseph@codesourcery.com>
17849 * config/arm/t-arm-coff, config/h8300/coff.h,
17850 config/i386/i386-aout.h, config/i386/i386-coff.h,
17851 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
17852 config/pdp11/2bsd.h, config/rs6000/aix41.h,
17853 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
17854 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
17855 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
17856 sys-types.h: Remove.
17857 * Makefile.in: Remove protoize and fixproto support and references
17859 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
17860 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
17862 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
17863 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
17864 unprotoize$(exeext).
17865 (rest.encap): Don't depend on $(STMP_FIXPROTO)
17866 (.PHONY): Don't depend on proto.
17867 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
17868 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
17869 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
17870 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
17871 build/gen-protos.o, build/scan.o, xsys-protos.h,
17872 build/fix-header$(build_exeext), build/fix-header.o,
17873 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
17874 stmp-install-fixproto): Remove.
17875 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
17876 SYSCALLS.c or fixproto files.
17877 (install-common): Don't install protoize.
17878 (install-headers-tar, install-headers-cpio, install-headers-cp):
17879 Don't depend on $(STMP_FIXPROTO).
17880 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
17881 install fixproto files or write out fixproto settings.
17882 (uninstall): Don't uninstall protoize.
17883 * config.gcc (use_fixproto): Remove.
17884 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
17885 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
17886 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
17887 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
17888 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
17889 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
17890 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
17891 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
17892 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
17893 * config/t-vxworks (STMP_FIXPROTO): Remove.
17894 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
17895 STMP_FIXPROTO): Remove.
17896 * config.in, configure: Regenerate.
17897 * crtstuff.c (gid_t, uid_t): Don't undefine.
17898 * doc/install.texi: Change m68k-coff to m68k-elf in example.
17899 (arm-*-coff, arm-*-aout: Remove target entries.
17900 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
17901 Remove mention of AIX 4.1.
17902 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
17903 * doc/invoke.texi (Running Protoize): Remove.
17904 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
17905 (Protoize Caveats): Remove.
17906 * tsystem.h: Update comments on headers assumed to exist.
17908 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
17910 * genautomata.c: Add a new year to the copyright. Add a new
17912 (struct insn_reserv_decl): Add comments for member bypass_list.
17913 (find_bypass): Remove.
17914 (insert_bypass): New.
17915 (process_decls): Use insert_bypass.
17916 (output_internal_insn_latency_func): Output all bypasses with the
17917 same input insn in one switch case.
17919 * rtl.def (define_bypass): Describe bypass choice.
17920 * doc/md.texi (define_bypass): Ditto.
17922 2009-03-27 Richard Guenther <rguenther@suse.de>
17924 * gimplify.c (mark_addressable): Export.
17925 * tree-flow.h (mark_addressable): Declare.
17926 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
17927 * tree-ssa.c (verify_phi_args): Verify that address taken
17928 variables have TREE_ADDRESSABLE set.
17930 2009-03-27 Richard Guenther <rguenther@suse.de>
17932 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
17933 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
17934 Do not mark decls TREE_ADDRESSABLE.
17935 (build_fold_addr_expr): Adjust.
17936 (fold_addr_expr): Remove.
17937 (fold_unary): Use build_fold_addr_expr.
17938 (fold_comparison): Likewise.
17939 (split_address_to_core_and_offset): Likewise.
17940 * coverage.c (tree_coverage_counter_addr): Mark the array decl
17942 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
17943 (gimplify_modify_expr_to_memcpy): Mark source and destination
17945 * omp-low.c (create_omp_child_function): Mark the object decl
17947 (lower_rec_input_clauses): Mark the var we take the address of
17949 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
17951 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17953 PR middle-end/39315
17954 * cfgexpand.c (expand_one_stack_var_at): Change alignment
17955 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
17957 2009-03-27 Richard Guenther <rguenther@suse.de>
17959 PR tree-optimization/39120
17960 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
17962 (handle_lhs_call): Process return constraints. Add escape
17963 constraints if necessary.
17964 (handle_const_call): Fill out return constraints. Make nested
17965 case more precise. Avoid consttmp if possible.
17966 (handle_pure_call): Fill out return constraints. Avoid
17967 callused if possible.
17968 (find_func_aliases): Simplify call handling.
17970 2009-03-27 Richard Guenther <rguenther@suse.de>
17972 PR tree-optimization/39120
17973 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
17974 as a representative.
17975 (solve_graph): Do propagate CALLUSED.
17976 (handle_pure_call): Use a scalar constraint from CALLUSED for
17978 (find_what_p_points_to): CALLUSED shall not appear in poins-to
17981 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17984 * c-common.c (handle_aligned_attribute): Properly check alignment
17985 overflow. Use (1U << i) instead of (1 << i).
17987 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
17989 * expr.h (get_mem_align_offset): Updated.
17991 * tree.h (tree_decl_common): Change align to "unsigned int" and
17992 move it before pointer_alias_set.
17994 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17995 Jakub Jelinek <jakub@redhat.com>
17998 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
17999 gr_register_operand with gr_reg_or_0_operand.
18000 (cmpxchg_rel_di): Likewise.
18001 (sync_lock_test_and_set<mode>): Likewise.
18003 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18005 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
18006 (true_regnum): Likewise.
18008 * rtlanal.c (subreg_info): Moved to ...
18009 * rtl.h (subreg_info): Here. New.
18010 (subreg_get_info): New.
18012 * rtlanal.c (subreg_get_info): Make it extern.
18014 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18017 * config/i386/i386.c (ix86_abi): New.
18018 (override_options): Handle -mabi=.
18019 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
18020 (ix86_call_abi_override): Likewise.
18021 (init_cumulative_args): Likewise.
18022 (function_arg_advance): Likewise.
18023 (function_arg_64): Likewise.
18024 (function_arg): Likewise.
18025 (ix86_pass_by_reference): Likewise.
18026 (ix86_function_value_regno_p): Likewise.
18027 (ix86_build_builtin_va_list_abi): Likewise.
18028 (setup_incoming_varargs_64): Likewise.
18029 (is_va_list_char_pointer): Likewise.
18030 (ix86_init_machine_status): Likewise.
18031 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
18032 (ix86_function_type_abi): Return enum calling_abi. Rewrite
18033 for 64bit. Replace DEFAULT_ABI with ix86_abi.
18034 (ix86_function_abi): Make it static and return enum calling_abi.
18035 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
18037 (ix86_fn_abi_va_list): Updated.
18039 * config/i386/i386.h (ix86_abi): New.
18040 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
18041 (CONDITIONAL_REGISTER_USAGE): Likewise.
18042 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
18043 (machine_function): Likewise.
18045 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
18047 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
18048 (STACK_BOUNDARY): Likewise.
18049 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
18051 * config/i386/i386.opt (mabi=): New.
18053 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
18054 return enum calling_abi.
18055 (ix86_function_type_abi): Likewise.
18056 (ix86_function_abi): Removed.
18058 * doc/invoke.texi: Document -mabi= option for x86.
18060 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18062 * builtins.c (real_dconstp): Delete.
18063 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
18065 2009-03-27 Dodji Seketeli <dodji@redhat.com>
18066 Jakub Jelinek <jakub@redhat.com>
18069 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
18070 (gen_subprogram_die): When a function is explicit, generate the
18071 DW_AT_explicit attribute.
18072 * langhooks.h (struct lang_hooks_for_decls): Add
18073 function_decl_explicit_p langhook.
18074 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
18075 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
18077 2009-03-27 Jakub Jelinek <jakub@redhat.com>
18079 * builtins.c (fold_builtin_memory_op): Optimize memmove
18080 into memcpy if we can prove source and destination don't overlap.
18082 * tree-inline.c: Include gt-tree-inline.h.
18083 (clone_fn_id_num): New variable.
18084 (clone_function_name): New function.
18085 (tree_function_versioning): Use it.
18086 * Makefile.in (GTFILES): Add tree-inline.c.
18088 2009-03-27 Mark Mitchell <mark@codesourcery.com>
18090 * BASE-VER: Change to 4.5.0.
18092 2009-03-27 Xinliang David Li <davidxl@google.com>
18094 PR tree-optimization/39557
18095 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
18097 2009-03-27 Xinliang David Li <davidxl@google.com>
18099 PR tree-optimization/39548
18100 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
18103 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18105 * c-common.c (pointer_int_sum): Use %wd on return from
18108 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18110 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
18111 on return from tree_low_cst.
18113 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
18116 * ginclude/stdarg.h (va_copy): Define also for
18117 __GXX_EXPERIMENTAL_CXX0X__.
18119 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18122 * builtins.h (c_strlen): Do not warn here.
18123 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
18124 * c-common.c (pointer_int_sum): Take an explicit location.
18125 Warn about offsets out of bounds.
18126 * c-common.h (pointer_int_sum): Adjust declaration.
18128 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18130 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
18133 2009-03-26 Jakub Jelinek <jakub@redhat.com>
18136 * opts.c (warn_if_disallowed_function_p): Don't assume
18137 get_callee_fndecl must return non-NULL.
18139 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
18141 PR rtl-optimization/39522
18142 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
18143 when reg_reloaded_valid is set.
18145 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18147 * config/spu/divv2df3.c: New file.
18148 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
18149 (DPBIT_FUNCS): Filter out _div_df.
18151 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
18153 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
18154 a jump insn, count that jump in the distance to the loop start.
18156 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
18159 * config/sh/sh.c (calc_live_regs): Fix condition for global
18160 registers except PIC_OFFSET_TABLE_REGNUM.
18162 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
18165 * doc/invoke.texi (-mconsole): New.
18167 (-mno-cygwin): New.
18169 (-mnop-fun-dllimport): New.
18173 (sub section "i386 and x86-64 Windows Options"): New.
18175 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
18177 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
18178 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
18180 2009-03-25 Richard Guenther <rguenther@suse.de>
18182 PR middle-end/39497
18183 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
18186 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
18188 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
18189 neither of haifa/selective schedulers are working.
18191 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18193 * doc/invoke.texi (Debugging Options): Fix description of
18194 -fno-merge-debug-strings.
18196 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
18198 * config/cris/libgcc.ver: New version-script.
18199 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
18201 * configure.ac <GAS features, nop mnemonic>: Add pattern
18202 crisv32-*-* for "nop".
18203 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
18204 * configure: Regenerate.
18206 2009-03-24 Ira Rosen <irar@il.ibm.com>
18208 PR tree-optimization/39529
18209 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
18210 mark_sym_for_renaming for the tag copied to the new vector
18213 2009-03-24 Arthur Loiret <aloiret@debian.org>
18215 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
18216 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
18217 EXTRA_SPEC_FUNCTIONS.
18218 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
18219 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
18220 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
18221 -march and -mtune options.
18223 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
18225 * config/m68k/t-rtems: Add m5329 multilib.
18227 2009-03-24 Dodji Seketeli <dodji@redhat.com>
18228 Jakub Jelinek <jakub@redhat.com>
18231 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
18234 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18237 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
18238 instead of c_parser_expression_conv, if original_code isn't one of the
18239 4 allowed comparison codes, fail.
18241 2009-03-23 Richard Guenther <rguenther@suse.de>
18243 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
18244 * tree.h (struct tree_type): Likewise.
18245 * reload.h (struct insn_chain): Likewise.
18246 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
18247 * function.h (struct function): Likewise.
18248 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
18250 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18252 PR tree-optimization/39516
18253 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
18255 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
18257 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
18258 should be set true if BITS_PER_WORD of target is bigger than 32
18260 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
18262 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
18263 Translate -B-options to -rpath-link. Correct existing
18264 rpath-link and conditionalize on !nostdlib.
18266 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18268 * doc/extend.texi (Function Attributes, Variable Attributes):
18270 * doc/invoke.texi (Debugging Options, Optimize Options)
18271 (i386 and x86-64 Options, MCore Options): Likewise.
18273 2009-03-20 Jakub Jelinek <jakub@redhat.com>
18276 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
18277 it for block local namespace aliases.
18278 (gen_decl_die): Pass context_die to gen_namespace_die.
18280 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18283 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
18284 minimum or maximum value.
18286 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
18288 * reginfo.c (globalize_reg): Recompute derived reg sets.
18290 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
18293 * libgcc2.c (mprotect): Do not use signed arguments for
18294 VirtualProtect, use DWORD arguments. Also fix the 'may
18295 be used uninitialized' warning for the np variable.
18297 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18300 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
18301 functions using regparm calling conventions when not optimizing.
18302 (ix86_function_sseregparm): Similarly for sseregparm calling
18305 2009-03-19 Li Feng <nemokingdom@gmail.com>
18307 PR middle-end/39500
18308 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
18309 dependence if the first conflict is after niter iterations.
18311 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
18313 PR middle-end/38609
18314 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
18315 functions with dynamic stack-pointer adjustments.
18317 2009-03-19 Ben Elliston <bje@au.ibm.com>
18319 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
18320 option; change to -msdata=data.
18322 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18324 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
18327 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
18330 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
18332 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
18334 * doc/invoke.texi (Code Gen Options): Expand discussion of
18337 2009-03-18 Jakub Jelinek <jakub@redhat.com>
18339 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
18340 * matrix-reorg.c (struct matrix_info): Likewise.
18341 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
18342 * rtl.h (struct mem_attrs): Likewise.
18343 * df.h (struct df): Likewise.
18344 * tree-data-ref.h (struct data_dependence_relation): Likewise.
18345 * ira-int.h (struct ira_allocno): Likewise.
18346 * df-scan.c (struct df_collection_rec): Likewise.
18347 * ira.c (struct equivalence): Likewise.
18348 * function.c (struct temp_slot): Likewise.
18349 * cfgloop.h (struct loop): Likewise.
18352 * function.c (use_register_for_decl): When not optimizing, disregard
18353 register keyword for variables with types containing methods.
18355 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
18357 PR middle-end/39447
18358 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
18359 (is_simple_operand): Call contains_component_ref_p before calling data
18360 reference analysis that would fail on COMPONENT_REFs.
18362 * tree-vrp.c (search_for_addr_array): Fix formatting.
18364 2009-03-18 Richard Guenther <rguenther@suse.de>
18366 * tree-vect-transform.c (vect_loop_versioning): Fold the
18367 generated comparisons.
18368 * tree-vectorizer.c (set_prologue_iterations): Likewise.
18369 (slpeel_tree_peel_loop_to_edge): Likewise.
18371 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18373 PR middle-end/37805
18374 * opts.c (print_specific_help): In addition to `undocumented',
18375 accept `separate' and `joined' flags if passed alone. Describe
18376 output by the first matched one of those.
18377 (common_handle_option): Skip over empty strings.
18378 * gcc.c (display_help): Fix help string for `--help='.
18379 * doc/invoke.texi (Option Summary, Overall Options): With
18380 `--help=', classes and qualifiers can both be repeated, but
18381 only the latter can be negated. One should not pass only
18382 negated qualifiers. Fix markup and examples.
18385 2008-10-14 Jakub Jelinek <jakub@redhat.com>
18386 PR middle-end/37805
18387 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
18388 and -fhelp=separate.
18390 2009-03-17 Jing Yu <jingyu@google.com>
18392 PR middle-end/39378
18393 * function.h (struct rtl_data): Move is_thunk from here...
18394 (struct function): ...to here.
18395 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
18396 * varasm.c (assemble_start_function): Change is_thunk from crtl to
18398 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
18400 (alpha_does_function_need_gp, alpha_start_function): Likewise.
18401 (alpha_output_function_end_prologue): Likewise.
18402 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
18403 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
18404 (rs6000_output_function_epilogue): Likewise.
18405 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
18407 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
18410 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
18411 from different units in a single alternative.
18412 (*truncdfsf_i387): Ditto.
18413 (*truncxfsf2_mixed): Ditto.
18414 (*truncxfdf2_mixed): Ditto.
18416 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18418 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18419 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18422 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18423 unused non-artificial variables when not optimizing.
18426 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
18427 DW_TAG_imported_module even if decl is IMPORTED_DECL with
18428 NAMESPACE_DECL in its DECL_INITIAL.
18430 PR middle-end/39443
18431 * optabs.c (set_user_assembler_libfunc): New function.
18432 * expr.h (set_user_assembler_libfunc): New prototype.
18433 * c-common.c: Include libfuncs.h.
18434 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
18435 for memcmp, memset, memcpy, memmove and abort.
18436 * Makefile.in (c-common.o): Depend on libfuncs.h.
18439 * dwarf2out.c (gen_inlined_enumeration_type_die,
18440 gen_inlined_structure_type_die, gen_inlined_union_type_die,
18441 gen_tagged_type_instantiation_die): Removed.
18442 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
18445 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18448 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18450 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18451 (check-parallel-%): Ditto.
18452 (check-consistency): Ditto.
18454 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18456 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18457 local variable rhs by NULL_TREE.
18459 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18462 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18464 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18467 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18469 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18472 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18473 for ms->sysv ABI calls only in 64bit mode.
18475 * config/i386/i386.md (untyped_call): Support 32bit.
18477 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18479 * doc/extend.texi: Replace x86_65 with x86_64.
18481 2009-03-16 Jakub Jelinek <jakub@redhat.com>
18483 PR tree-optimization/39455
18484 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
18485 mismatches for POINTER_TYPE_P (type).
18486 (number_of_iterations_le): Likewise.
18488 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18490 * config/picochip/picochip.c: Removed profiling support.
18491 * config/picochip/picochip.md: Removed profiling instruction.
18492 * config/picochip/picochip.h: Removed profiling builtin.
18494 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18496 * doc/install.texi (--with-host-libstdcxx): Document.
18498 2009-03-14 Anatoly Sokolov <aesok@post.ru>
18501 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
18502 generate a warning if the function name does not begin with
18503 "__vector" and the function has either the 'signal' or 'interrupt'
18504 attribute, from here to ...
18505 (avr_declare_function_name): ...here. New function.
18506 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
18507 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
18509 2009-03-14 Jakub Jelinek <jakub@redhat.com>
18512 * cse.c (fold_rtx): Don't modify original const_arg1 when
18513 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
18514 separate variable instead.
18515 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
18516 from out of range shift counts.
18517 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18519 2009-03-13 Catherine Moore <clm@codesourcery.com>
18521 * config/i386/x-mingw32 (host-mingw32.o): Replace
18522 diagnostic.h with $(DIAGNOSTIC_H).
18524 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18527 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18529 * config/i386/sync.md (sync_compare_and_swap<mode>,
18530 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18531 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18533 (sync_double_compare_and_swapdi_pic,
18534 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18535 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18537 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18540 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18542 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18545 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18546 (avx_addsubv4df3): Likewise.
18547 (*avx_addsubv4sf3): Likewise.
18548 (sse3_addsubv4sf3): Likewise.
18550 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18553 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18555 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18558 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18559 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18560 registers for allocnos created from user-defined variables.
18562 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18565 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18566 of non-integer mode as well.
18568 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18570 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18571 for functions for which the parameter types are unknown.
18573 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18576 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18577 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18578 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18579 * config/i386/i386.c (ix86_local_alignment): For
18580 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18581 long long variables on the stack to avoid dynamic realignment.
18582 Allow the first argument to be a decl rather than type.
18583 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18585 2009-03-11 Nick Clifton <nickc@redhat.com>
18588 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18590 Add description to mno-lsim option.
18591 * config/mcore/mcore.h: Remove comment about deprecated m4align
18593 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18594 * doc/invoke.texi: Add description of mno-lsim and
18595 mstack-increment options.
18597 * config/fr30/fr30.opt: Document the -mno-lsim option.
18598 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18599 and -mno-lsim options.
18601 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18603 * fold-const.c (fold_comparison): Only call fold_inf_compare
18604 if the mode supports infinities.
18606 2009-03-11 Jason Merrill <jason@redhat.com>
18609 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18610 end already did. Notice GIMPLE_CALL modifications of the result.
18611 Don't copy debug information from an ignored decl or a decl from
18614 2009-03-10 Richard Guenther <rguenther@suse.de>
18615 Nathan Froyd <froydnj@codesourcery.com>
18617 PR middle-end/37850
18618 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18619 (__divMODE3): Likewise.
18621 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18623 PR tree-optimization/39394
18624 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18625 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18627 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18629 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18630 inline asms for register asm ("") declarations.
18632 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18634 * fold-const.c (fold_unary): Fix comment.
18636 2009-03-07 Jan Hubicka <jh@suse.cz>
18639 * tree-inline.c (setup_one_parameter): Do replacement of const
18640 argument by constant in SSA form.
18642 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18644 PR middle-end/38028
18645 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18646 determine alignment passed to assign_stack_local.
18647 (assign_parms_unsplit_complex): Likewise.
18648 * except.c (sjlj_build_landing_pads): Likewise.
18650 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18652 PR middle-end/39360
18653 * tree-flow.h (add_referenced_var): Return bool instead of void.
18654 * tree-dfa.c (add_referenced_var): Return result of
18655 referenced_var_check_and_insert call.
18656 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18657 of referenced_var_check_and_insert.
18660 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18661 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18662 DIE, don't emit it if abstract origin already has it.
18663 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18664 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18666 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18668 * genpreds.c (needs_variable): Fix parentheses at variable name
18670 (write_tm_constrs_h): Indent generated code.
18672 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18674 * doc/extend.texi (Function Attributes): Add documentation
18675 for isr attributes.
18677 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18680 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18681 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18683 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18685 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18688 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18691 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18692 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18694 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18696 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18697 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18698 constants instead of magic numbers.
18699 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18701 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18702 (x86_64_ms_abi_int_parameter_registers): Ditto.
18703 (x86_64_int_return_registers): Ditto.
18704 (ix86_maybe_switch_abi): Ditto.
18705 (ix86_expand_call): Ditto for clobbered_registers array.
18706 (ix86_hard_regno_mode_ok): Ditto.
18707 (x86_extended_QIreg_mentioned_p): Ditto.
18709 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18711 PR tree-optimization/39349
18712 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18714 * combine.c (gen_lowpart_for_combine): Use omode when generating
18717 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18719 PR rtl-optimization/39235
18720 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18722 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18724 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18726 2009-03-04 Richard Guenther <rguenther@suse.de>
18728 PR tree-optimization/39362
18729 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18730 that occur in abnormal PHIs should be varying.
18732 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18734 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18736 (simple_iv): Take loop as an argument instead of statement.
18737 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18738 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18740 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18742 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18743 * matrix-reorg.c (analyze_transpose): Ditto.
18744 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18745 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18746 * tree-predcom.c (ref_at_iteration): Ditto.
18747 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
18749 2009-03-04 Richard Guenther <rguenther@suse.de>
18751 PR tree-optimization/39358
18752 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
18753 escaped_id and callused_id.
18754 (solve_graph): Likewise.
18756 2009-03-04 Richard Guenther <rguenther@suse.de>
18758 PR tree-optimization/39339
18759 * tree-sra.c (try_instantiate_multiple_fields): Make it
18760 no longer ICE on the above.
18762 2009-03-03 Joseph Myers <joseph@codesourcery.com>
18764 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
18765 that fits within Pmode.
18767 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18769 PR middle-end/10109
18770 * tm.texi (LIBCALL_VALUE): Update description.
18772 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18774 PR middle-end/34443
18775 * doc/extend.texi (section): Update description.
18777 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
18779 PR middle-end/39345
18780 * tree-inline.c (remapped_type): New.
18781 (can_be_nonlocal): Call remapped_type instead of remap_type.
18783 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18786 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
18787 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
18789 2009-03-03 Richard Guenther <rguenther@suse.de>
18791 PR middle-end/39272
18792 * tree.c (tree_nonartificial_location): New function.
18793 * tree.h (tree_nonartificial_location): Declare.
18794 * builtins.c (expand_builtin_memory_chk): Provide location
18795 of the call location for artificial function pieces.
18796 (maybe_emit_chk_warning): Likewise.
18797 (maybe_emit_sprintf_chk_warning): Likewise.
18798 (maybe_emit_free_warning): Likewise.
18799 * expr.c (expand_expr_real_1): Likewise.
18801 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18803 PR tree-optimization/39343
18804 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
18805 COMPONENT_REF t has ARRAY_TYPE.
18807 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
18809 PR middle-end/39335
18810 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
18811 when the type precision of the induction variable should be
18812 larger than the type precision of nit.
18813 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
18814 * graphite.c (graphite_loop_normal_form): Same.
18815 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
18817 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18819 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
18820 (*call_1_rex64_ms_sysv): Use named constants instead of magic
18821 numbers to describe clobbered registers.
18822 (*call_value_0_rex64_ms_sysv): Ditto.
18823 * config/i386/mmx.md (mmx_emms): Ditto.
18824 (mmx_femms): Ditto.
18826 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
18828 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
18831 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18833 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
18834 (spu_section_type_flags): New function.
18836 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18838 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
18839 reg_class_contents of FLOAT_REGS into a temporary.
18841 2009-03-02 Richard Guenther <rguenther@suse.de>
18842 Ira Rosen <irar@il.ibm.com>
18844 PR tree-optimization/39318
18845 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
18846 information to the vectorized statement.
18848 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
18850 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
18851 variable. Use defined names instead of magic constants for REX SSE
18854 2009-03-01 Richard Guenther <rguenther@suse.de>
18856 PR tree-optimization/39331
18857 * omp-low.c (lower_send_shared_vars): Do not receive new
18858 values for the reference of DECL_BY_REFERENCE parms or results.
18860 2009-03-01 Jan Hubicka <jh@suse.cz>
18863 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
18864 BLOCK_NONLOCALIZED_VAR): New macros.
18865 (tree_block): Add nonlocalized_vars.
18866 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
18867 gen_decl_die): Add origin argument. Allow generation of die with
18868 origin at hand only.
18869 (gen_member_die, gen_type_die_with_usage, force_decl_die,
18870 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
18872 (gen_block_die): Fix checking for unused blocks.
18873 (process_scope_var): Break out from .... ; work with origins only.
18874 (decls_for_scope) ... here; process nonlocalized list.
18875 (dwarf2out_ignore_block): Look for nonlocalized vars.
18876 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
18878 (dump_scope_block): Dump them.
18879 * tree-inline.c (remap_decls): Handle nonlocalized vars.
18880 (remap_block): Likewise.
18881 (can_be_nonlocal): New predicate.
18882 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
18884 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18886 * configure: Regenerate.
18888 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18890 * optc-gen.awk: No need to duplicate option flags twice.
18891 Reuse help texts for duplicate options which do not have any.
18893 * gcc.c (display_help): Document --version.
18895 * gcc.c (main): If print_help_list and verbose_flag, ensure
18896 driver output comes before subprocess output.
18898 * optc-gen.awk: Assign all remaining fields to help string,
18899 space-separated, for multi-line help in *.opt.
18901 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
18902 -Wno-pedantic-ms-format is for MinGW targets only.
18904 * doc/options.texi (Option file format): Fix bad indentation,
18905 restoring dropped sentence.
18907 2009-02-28 Jan Hubicka <jh@suse.cz>
18909 * tree-inline.c (tree_function_versioning): Output debug info.
18911 2009-02-28 Jan Hubicka <jh@suse.cz>
18914 * tree-inline.c (setup_one_parameter): Do not copy propagate
18915 arguments when not optimizing.
18917 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
18920 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18921 (avx_addsubv4df3): Likewise.
18922 (*avx_addsubv4sf3): Likewise.
18923 (sse3_addsubv4sf3): Likewise.
18924 (*avx_addsubv2df3): Likewise.
18925 (sse3_addsubv2df3): Likewise.
18926 (avx_unpckhps256): Correct item selectors.
18927 (avx_unpcklps256): Likewise.
18928 (avx_unpckhpd256): Likewise.
18929 (avx_unpcklpd256): Likewise.
18931 2009-02-28 Jan Hubicka <jh@suse.cz>
18933 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
18935 (copy_arguments_for_versioning): If var is declared don't declare it.
18936 (tree_function_versioning): First setup substitutions and then copy
18939 2009-02-27 Jan Hubicka <jh@suse.cz>
18942 * cgraph.h (varpool_output_debug_info): Remove.
18943 * cgraphunit.c (varpool_output_debug_info): Remove.
18944 * dwarf2out.c (deferred_locations_struct): New struct
18945 (deferred_locations): New type.
18946 (deferred_locations_list): New static var.
18947 (deffer_location): New function.
18948 (gen_variable_die): Use it.
18949 (decls_for_scope): Output info on local static vars.
18950 (dwarf2out_finish): Process deferred locations.
18951 * varpool.c (varpool_output_debug_info): Remove.
18953 2009-02-27 Jan Hubicka <jh@suse.cz>
18956 * tree.h (TREE_PROTECTED): Fix comment.
18957 (BLOCK_HANDLER_BLOCK): Remove.
18958 (struct tree_block): Remove handler_block add body_block.
18959 (inlined_function_outer_scope_p): New.
18960 (is_body_block): Remove.
18961 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
18962 * dwarf2out.c (is_inlined_entry_point): Remove.
18963 (add_high_low_attributes): Use inlined_function_outer_scope_p.
18964 (gen_block_die): Use is_inlined_entry_point check. Remove body block
18966 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
18967 * gimplify.c (gimplify_expr): Gimplify body blocks.
18968 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
18969 block with multiple subblocks.
18970 (dump_scope_block): Prettier output; dump more flags and info.
18971 (dump_scope_blocks): New.
18972 (remove_unused_locals): Use dump_scope_blocks.
18973 * tree-flow.h (dump_scope_blocks): Declare.
18974 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
18975 * stmt.c (is_body_block): Remove.
18976 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
18977 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
18979 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
18981 PR middle-end/39308
18982 * graphite.c (graphite_loop_normal_form): Do not call
18983 number_of_iterations_exit from a gcc_assert.
18985 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18987 * config/s390/s390.c (s390_swap_cmp): Look for conditional
18988 jumps if COND is NULL.
18989 (find_cond_jump): New function.
18990 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
18991 * config/s390/s390.md: Remove z10_cobra attribute value.
18993 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
18995 * config/alpha/alpha.h (alpha_expand_mov): Return false if
18996 force_const_mem returns NULL_RTX.
18998 2009-02-26 Jan Hubicka <jh@suse.cz>
19001 * cgraph.h (varpool_output_debug_info): Remove.
19002 * cgraphunit.c (varpool_output_debug_info): Remove.
19003 * dwarf2out.c (deferred_locations_struct): New struct
19004 (deferred_locations): New type.
19005 (deferred_locations_list): New static var.
19006 (deffer_location): New function.
19007 (gen_variable_die): Use it.
19008 (decls_for_scope): Output info on local static vars.
19009 (dwarf2out_finish): Process deferred locations.
19010 * varpool.c (varpool_output_debug_info): Remove.
19012 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
19014 PR rtl-optimization/39241
19015 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
19016 to subreg_offset_representable_p.
19018 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19020 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
19021 execute function prototype. Get f and nregs from max_reg_num
19022 and get_insns. Remove the first backward pass as it's dead,
19023 guard the forward pass by flag_expensive_optimizations.
19024 (rest_of_handle_regmove): Delete.
19025 (pass_regmove): Replace it with regmove_optimize.
19027 2009-02-25 Martin Jambor <mjambor@suse.cz>
19029 PR tree-optimization/39259
19030 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
19031 calls_alloca function flags.
19032 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
19033 calls are detected.
19035 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19037 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
19038 flags_set_1_rtx, flags_set_1_set): Delete.
19039 (regmove_optimize): Do not call mark_flags_life_zones.
19041 2009-02-24 Julian Brown <julian@codesourcery.com>
19044 * config/arm/arm.c (require_pic_register): Only set
19045 cfun->machine->pic_reg once per function.
19047 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
19049 * doc/invoke.texi (Link Options): Document an easier way to pass
19050 options that take arguments to the GNU linker using -Xlinker and -Wl.
19052 2009-02-24 Steve Ellcey <sje@cup.hp.com>
19055 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
19057 2009-02-24 Richard Guenther <rguenther@suse.de>
19060 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
19062 2009-02-24 Richard Guenther <rguenther@suse.de>
19063 Zdenek Dvorak <ook@ucw.cz>
19065 PR tree-optimization/39233
19066 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
19067 from converting them to a generic type.
19069 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
19071 PR tree-optimization/39260
19072 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
19073 contains a condition with a real type.
19074 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
19076 2009-02-23 Jason Merrill <jason@redhat.com>
19079 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
19080 narrowing_initializer_constant_valid_p.
19081 (narrowing_initializer_constant_valid_p): Don't return
19082 null_pointer_node for adding a pointer to itself.
19084 2009-02-23 Jan Hubicka <jh@suse.cz>
19087 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
19090 2009-02-23 Jan Hubicka <jh@suse.cz>
19092 PR tree-optimization/37709
19093 * tree.c (block_ultimate_origin): Move here from dwarf2out.
19094 * tree.h (block_ultimate_origin): Declare.
19095 * dwarf2out.c (block_ultimate_origin): Move to tree.c
19096 * tree-ssa-live.c (remove_unused_scope_block_p):
19097 Eliminate blocks containig no instructions nor live variables nor
19099 (dump_scope_block): New function.
19100 (remove_unused_locals): Enable removal of dead blocks by default;
19101 enable dumping at TDF_DETAILS.
19103 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19105 * config/i386/i386.c (classify_argument): Don't allow COImode
19107 (function_arg_advance_32): Don't allow OImode.
19108 (function_arg_32): Likewise.
19109 (function_value_32): Likewise.
19110 (return_in_memory_32): Likewise.
19111 (function_arg_64): Remove OImode comment.
19113 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19116 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19117 ix86_expand_vector_set for V4DImode in 64bit mode only.
19118 (ix86_expand_vector_init_one_var): Likewise.
19120 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
19122 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
19124 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19127 * loop-iv.c: Revert last change.
19128 * emit-rtl.c: Likewise.
19130 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19133 * config/i386/i386.c (type_natural_mode): Remove an extra
19134 space in the warning message.
19135 (function_value_32): Handle 32-byte vector modes.
19136 (return_in_memory_32): Likewise.
19138 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19140 * loop-iv.c (truncate_value): New function.
19141 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
19143 (lowpart_subreg): Move to...
19144 * emit-rtl.c: ...here.
19146 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
19148 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
19149 accidental and undocumented change at revision 140860.
19151 2009-02-21 Joseph Myers <joseph@codesourcery.com>
19153 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
19154 take gimple_seq * arguments.
19155 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
19156 types_compatible_p langhook.
19158 2009-02-20 Mark Mitchell <mark@codesourcery.com>
19159 Joseph Myers <joseph@codesourcery.com>
19161 * config/arm/arm.c (arm_builtin_va_list): New function.
19162 (arm_expand_builtin_va_start): Likewise.
19163 (arm_gimplify_va_arg_expr): Likewise.
19164 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
19165 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
19166 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
19167 (va_list_type): New variable.
19168 (arm_mangle_type): Mangle va_list_type appropriately.
19170 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19172 PR middle-end/39157
19173 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
19174 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
19175 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
19176 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
19177 parameter to 1000 for -O1 by default.
19178 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
19180 * loop-invariant.c: Include params.h.
19181 (move_loop_invariants): Don't call move_single_loop_invariants on
19184 2009-02-20 Jaka Mocnik <jaka@xlab.si>
19186 * calls.c (emit_library_call_value_1): Use slot_offset instead of
19187 offset when calculating bounds for indexing stack_usage_map. Fixes
19188 a buffer overflow with certain target setups.
19190 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19193 * calls.c (expand_call): Clear try_tail_call if caller and callee
19194 disagree in promotion of function return value.
19196 2009-02-19 Jakub Jelinek <jakub@redhat.com>
19199 * c-common.c (c_determine_visibility): If visibility changed and
19200 DECL_RTL has been already set, call make_decl_rtl to update symbol
19203 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
19206 * varasm.c (assemble_variable): Don't check DECL_NAME when
19207 globalizing a variable.
19209 2009-02-19 Joseph Myers <joseph@codesourcery.com>
19212 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
19213 expression before any __builtin_trap call.
19214 * c-typeck.c (build_function_call): Convert and check function
19215 arguments before generating a call to a trap. Evaluate the
19216 function arguments before the trap.
19218 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
19221 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
19222 (UNSPEC_FXAM_MEM): New unspec.
19223 (fxam<mode>2_i387_with_temp): New insn and split pattern.
19224 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
19225 memory using fxam<mode>2_i387_with_temp to remove excess precision.
19227 2009-02-19 Richard Guenther <rguenther@suse.de>
19229 PR tree-optimization/39207
19230 PR tree-optimization/39074
19231 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
19232 storedanything_tree): New.
19233 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
19234 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
19235 (build_succ_graph): Add edges from STOREDANYTHING to all
19237 (init_base_vars): Initialize STOREDANYTHING.
19238 (compute_points_to_sets): Free substitution info after
19239 building the succ graph.
19240 (ipa_pta_execute): Likewise.
19242 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
19244 (do_ds_constraint): Do not add to special var or non-pointer
19246 (type_could_have_pointers): Split out from ...
19247 (could_have_pointers): ... here. For arrays use the element type.
19248 (create_variable_info_for): Initialize may_have_pointers.
19249 (new_var_info): Likewise.
19250 (handle_lhs_call): Make the HEAP variable unknown-sized.
19251 (intra_create_variable_infos): Use a type with pointers for
19252 PARM_NOALIAS, make it unknown-sized.
19254 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
19257 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
19259 2009-02-18 Jason Merrill <jason@redhat.com>
19262 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
19263 value if DECL_EXTERNAL.
19264 * tree-sra.c (sra_walk_gimple_assign): Likewise.
19265 * target.h (gcc_target::binds_local_p): Clarify "module".
19266 * tree.h (TREE_PUBLIC): Clarify "module".
19268 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
19271 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
19272 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
19274 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
19277 * c.opt (Wabi): Support C and ObjC.
19280 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
19282 * config/i386/i386.c (classify_argument): Warn once about the ABI
19283 change when passing union with long double.
19285 * doc/invoke.texi: Update -Wabi for warning psABI changes.
19287 2009-02-18 Joseph Myers <joseph@codesourcery.com>
19290 * c-parser.c (c_parser_compound_statement): Always enter and leave
19293 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19296 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
19298 2009-02-18 Jakub Jelinek <jakub@redhat.com>
19300 PR tree-optimization/36922
19301 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
19302 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
19305 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19307 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
19310 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19312 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
19314 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19316 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
19319 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
19320 Richard Sandiford <rdsandiford@googlemail.com>
19322 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
19323 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
19324 (loongson_biadd): ...this.
19326 2009-02-17 Richard Guenther <rguenther@suse.de>
19328 PR tree-optimization/39202
19329 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
19330 a var make sure to follow existing collapses.
19332 2009-02-17 Richard Guenther <rguenther@suse.de>
19334 PR middle-end/39214
19335 * langhooks.c (lhd_print_error_function): Check for NULL block.
19337 2009-02-17 Richard Guenther <rguenther@suse.de>
19339 PR tree-optimization/39204
19340 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
19343 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
19345 * config/soft-fp/double.h: Update from glibc CVS.
19347 2009-02-17 Richard Guenther <rguenther@suse.de>
19349 PR tree-optimization/39207
19350 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
19351 strict-aliasing warnings for pointers pointing to NULL.
19353 2009-02-16 Joseph Myers <joseph@codesourcery.com>
19356 * c-parser.c (c_parser_braced_init): Call pop_init_level when
19357 skipping until next close brace.
19359 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
19362 * config/i386/i386.c (ix86_expand_push): Set memory alignment
19363 to function argument boundary.
19365 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19367 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
19368 in the lea_add. Reload eventually constraints it properly.
19369 * config/picochip/constraints.md: Remove the target constraint
19370 "b", since it is not needed anymore.
19372 2009-02-16 Jakub Jelinek <jakub@redhat.com>
19374 * gthr-dce.h: Uglify function parameter and local variable names.
19375 * gthr-gnat.h: Likewise.
19376 * gthr-mipssde.h: Likewise.
19377 * gthr-nks.h: Likewise.
19378 * gthr-posix95.h: Likewise.
19379 * gthr-posix.h: Likewise.
19380 * gthr-rtems.h: Likewise.
19381 * gthr-single.h: Likewise.
19382 * gthr-solaris.h: Likewise.
19383 * gthr-tpf.h: Likewise.
19384 * gthr-vxworks.h: Likewise.
19385 * gthr-win32.h: Likewise.
19387 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
19390 * config/i386/i386.md: Restrict the new peephole2 to move
19391 between MMX/SSE registers.
19393 2009-02-15 Richard Guenther <rguenther@suse.de>
19396 2009-02-13 Richard Guenther <rguenther@suse.de>
19398 * configure.ac: Enable LFS.
19399 * configure: Re-generate.
19400 * config.in: Likewise.
19402 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19404 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
19405 spu_srqwbyte, spu_srqwbytebc): Define.
19406 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
19407 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
19408 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
19409 "shrqby_<mode>"): New insn-and-split patterns.
19410 * config/spu/spu.c (expand_builtin_args): Determine and return
19411 number of operands using spu_builtin_description data.
19412 (spu_expand_builtin_1): Use it.
19414 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19417 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19420 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19423 * config/i386/i386.c (override_options): Correct warning
19424 messages for -malign-loops, -malign-jumps and -malign-functions.
19426 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19429 * config/i386/i386.md: Restrict the new peephole2 to move
19430 between the general purpose registers.
19432 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19435 * config/i386/i386.c (type_natural_mode): Add a new argument.
19436 Return the original mode and warn ABI change if vector size is 32byte.
19437 (function_arg_advance): Updated.
19438 (function_arg): Likewise.
19439 (ix86_function_value): Likewise.
19440 (ix86_return_in_memory): Likewise.
19441 (ix86_sol10_return_in_memory): Likewise.
19442 (ix86_gimplify_va_arg): Likewise.
19443 (function_arg_32): Don't warn ABX ABI change here.
19444 (function_arg_64): Likewise.
19446 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19448 * loop-iv.c (implies_p): In the final case, test that operands 0
19449 of the two comparisons match.
19451 * config/bfin/bfin.c (find_prev_insn_start): New function.
19452 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
19453 (find_next_insn_start): Move.
19455 2009-02-13 Richard Guenther <rguenther@suse.de>
19457 * configure.ac: Enable LFS.
19458 * configure: Re-generate.
19459 * config.in: Likewise.
19461 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19464 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19465 sizes on syntax error after some arguments have been parsed.
19467 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19469 * doc/invoke.texi (-fira): Remove.
19471 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19473 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19474 * recog.c: Likewise.
19477 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
19479 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
19480 (umul_ppmm): Likewise.
19481 (count_leading_zeros): Likewise.
19482 (count_trailing_zeros): Likewise.
19483 (UMUL_TIME): Likewise.
19485 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19487 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19488 soft-fp/t-softfp to tmake_file.
19490 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
19491 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
19492 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
19493 IA64_BUILTIN_INFQ]: New.
19494 (ia64_init_builtins): Initialize __builtin_infq,
19495 __builtin_fabsq and __builtin_copysignq if not HPUX.
19496 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
19497 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
19499 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19501 (__fixtfti): Likewise.
19502 (__fixunstfti): Likewise.
19503 (__floattitf): Likewise.
19505 * config/ia64/libgcc-glibc.ver: New.
19506 * config/ia64/t-fprules-softfp: Likewise.
19507 * config/ia64/sfp-machine.h: Likewise.
19509 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19510 (LIBGCC2_TF_CEXT): Likewise.
19511 (TF_SIZE): Likewise.
19512 (TARGET_INIT_LIBFUNCS): Likewise.
19514 * config/ia64/t-glibc (SHLINB_MAPFILES):
19515 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19517 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19519 * config/i386/i386.c (construct_container): Rewrite processing
19520 BLKmode with X86_64_SSE_CLASS.
19522 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19525 * config/i386/i386.md: Replace simplify_replace_rtx with
19526 replace_rtx in the new peephole2.
19528 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19530 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19531 loop unrolling do not happen at -O2.
19533 2009-02-12 Michael Matz <matz@suse.de>
19535 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19537 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19539 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19542 2009-02-12 Ben Elliston <bje@au.ibm.com>
19544 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19545 patterns when updating the back chain. Missed in the 2009-02-10
19548 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19550 * doc/extend.texi (Decimal Floating Types): Update identifier of
19551 draft TR and list of missing support.
19553 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19555 PR middle-end/39154
19556 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19557 bit to variable length decl's flags, add it also to its
19558 pointer replacement variable.
19560 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19561 Jakub Jelinek <jakub@redhat.com>
19564 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19565 (memory_blockage): New expander.
19566 (*memory_blockage): New insn pattern.
19567 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19568 instead of general blockage at the end of function prologue when
19569 frame pointer is used to access red zone area. Do not emit blockage
19570 when profiling, it is emitted in generic code.
19571 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19572 function epilogue when frame pointer is used to access red zone area.
19574 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19577 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19578 by arithmetic with memory operands.
19579 * config/i386/predicates.md (commutative_operator): New.
19581 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19583 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19586 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19588 * alias.h (record_alias_subset): Declare.
19589 * alias.c (record_alias_subset): Make global.
19591 2009-02-10 Nick Clifton <nickc@redhat.com>
19593 * tree-parloops.c: Change license to GPLv3.
19594 * ipa-struct-reorg.c: Change license to GPLv3.
19595 * ipa-struct-reorg.h: Change license to GPLv3.
19597 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19600 * c-decl.c (start_struct): Return NULL on error.
19602 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19604 PR middle-end/39124
19605 * cfgloopmanip.c (remove_path): Call remove_bbs after
19606 cancel_loop_tree, not before it.
19609 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19610 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19611 VAR_DECLs were seen.
19612 * tree-ssa-live.c (remove_unused_locals): Recompute
19613 cfun->has_local_explicit_reg_vars.
19614 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19615 copies or clearings if cfun->has_local_explicit_reg_vars.
19617 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19620 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19621 of function prologue when frame pointer is used to access
19624 2009-02-10 Richard Guenther <rguenther@suse.de>
19626 PR middle-end/39127
19627 * gimplify.c (gimple_regimplify_operands): Always look if
19628 we need to create a temporary.
19630 2009-02-10 Richard Guenther <rguenther@suse.de>
19632 PR tree-optimization/39132
19633 * tree-loop-distribution.c (todo): New global var.
19634 (generate_memset_zero): Trigger TODO_rebuild_alias.
19635 (tree_loop_distribution): Return todo.
19637 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19640 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19641 (x86_64_reg_class_name): Removed.
19642 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19643 first one isn't X86_64_SSE_CLASS or any other ones aren't
19644 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19645 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19646 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19647 and 3 X86_64_SSEUP_CLASS.
19648 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19649 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19651 2009-02-10 Ben Elliston <bje@au.ibm.com>
19653 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19654 form instruction to update the stack back chain word, even if the
19655 user has disabled the generation of update instructions.
19656 (movdi_<mode>_update_stack): New.
19657 (movsi_update_stack): Likewise.
19658 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19659 always use an update form instruction to update the stack back
19662 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19664 PR middle-end/38953
19665 * graphite.c (if_region_set_false_region): After moving a region in
19666 the false branch of a condition, remove the empty dummy basic block.
19667 (gloog): Remove wrong fix for PR38953.
19669 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19671 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19672 generation due to implicit sign extension.
19674 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19676 PR middle-end/38981
19677 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19678 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19680 2009-02-09 Richard Guenther <rguenther@suse.de>
19682 PR middle-end/35202
19683 * convert.c (convert_to_real): Disable (float)fn((double)x)
19684 to fnf(x) conversion if errno differences may occur and
19685 -fmath-errno is set.
19687 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19689 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19690 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19691 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19693 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19696 * c-common.c (handle_alias_attribute): Disallow attribute for
19697 anything not a FUNCTION_DECL or VAR_DECL.
19699 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19702 * real.c (do_compare): Special-case compare of zero against
19703 decimal float value.
19705 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19708 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19709 as indicating flexible array members unless the field itself is
19710 being declarared as the incomplete array.
19712 2009-02-06 Jan Hubicka <jh@suse.cz>
19714 PR tree-optimization/38844
19715 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19716 is already inlined.
19718 2009-02-06 Richard Guenther <rguenther@suse.de>
19720 PR middle-end/38977
19721 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19722 fork because we may expand it as __gcov_fork.
19724 2009-02-06 Nick Clifton <nickc@redhat.com>
19726 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19728 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19730 PR tree-optimization/35659
19731 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19732 vn_phi_eq): Shortcut if hashcode does not match.
19733 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19735 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19736 and avoid iterative_hash_expr.
19737 (FOR_EACH_VALUE_ID_IN_SET): New.
19738 (value_id_compare): Remove.
19739 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19740 sort expressions by value id.
19742 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19745 * config/sh/predicates.md (general_movsrc_operand): Don't check
19746 the subreg of system registers here.
19748 2009-02-05 Jakub Jelinek <jakub@redhat.com>
19751 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
19752 on the copied decl.
19754 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
19756 PR rtl-optimization/39110
19757 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
19758 addresses, not aligned ones.
19760 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
19761 Richard Guenther <rguenther@suse.de>
19763 PR tree-optimization/39100
19764 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
19765 comment says and add edges.
19767 2009-02-05 Joseph Myers <joseph@codesourcery.com>
19770 * c-common.c (handle_tls_model_attribute): Ignore attribute for
19771 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
19773 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
19775 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
19776 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
19777 register_bb_in_sese, new_sese, free_sese): Moved.
19778 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
19779 outermost_loop_in_scop, build_scop_iteration_domain,
19780 expand_scalar_variables_ssa_name, get_vdef_before_scop,
19781 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
19782 Use loop_in_sese_p instead of loop_in_scop_p.
19783 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
19784 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
19785 (scopdet_basic_block_info): Fix bug in scop detection.
19786 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
19787 eq_loop_to_cloog_loop): Remove.
19788 (nb_loops_around_loop_in_scop, nb_loop
19789 ref_nb_loops): Moved here...
19790 * graphite.h (ref_nb_loops): ... from here.
19791 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
19792 (loop_domain_dim, loop_iteration_vector_dim): Remove.
19793 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
19794 * testsuite/gcc.dg/graphite/scop-19.c: New
19796 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
19797 Hans-Peter Nilsson <hp@axis.com>
19799 PR rtl-optimization/37889
19800 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
19801 Move offset handling from PLUS to before the switch. Use new
19802 arguments when considering SYMBOL_REFs too.
19803 (rtx_addr_can_trap_p): Pass dummy offset and size.
19804 (enum may_trap_p_flags): Remove.
19805 (may_trap_p_1): Pass size from MEM_SIZE.
19807 PR rtl-optimization/38921
19808 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
19809 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
19810 * rtlanal.c (may_trap_after_code_motion_p): Delete.
19811 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
19813 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
19815 AVX Programming Reference (January, 2009)
19816 * config/i386/sse.md (*vpclmulqdq): New.
19818 2009-02-04 Jakub Jelinek <jakub@redhat.com>
19820 PR tree-optimization/38977
19821 PR gcov-profile/38292
19822 * calls.c (special_function_p): Disregard __builtin_ prefix.
19824 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
19826 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
19827 non-indexable addresses even before reload.
19829 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19832 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
19833 as having variable size. Do not give an error for unnamed
19834 parameters with [*] declarators. Give a warning for type names
19835 with [*] declarators and mark them as variable size.
19836 * c-parser.c (c_parser_sizeof_expression): Do not give an error
19837 for sizeof applied to [*] type names.
19839 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19842 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
19844 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19846 * gcc.c (process_command): Update copyright notice dates.
19847 * gcov.c (print_version): Likewise.
19848 * gcov-dump.c (print_version): Likewise.
19849 * mips-tfile.c (main): Likewise.
19850 * mips-tdump.c (main): Likewise.
19852 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19855 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
19856 for composite type involving a zero-length array type.
19858 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19861 * function.c (match_asm_constraints_1): Skip over
19862 initial optional % in the constraint.
19864 PR inline-asm/39059
19865 * c-parser.c (c_parser_postfix_expression): If fixed point is not
19866 supported, don't accept FIXED_CSTs.
19867 * c-decl.c (finish_declspecs): Error if fixed point is not supported
19868 and _Sat is used without _Fract/_Accum. Set specs->type to
19869 integer_type_node for cts_fract/cts_accum if fixed point is not
19872 2009-02-02 Catherine Moore <clm@codesourcery.com>
19874 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
19876 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
19878 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
19879 (ABI_HAS_64BIT_SYMBOLS): Use it.
19880 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
19882 2009-02-02 Paul Brook <paul@codesourcery.com>
19884 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
19886 2009-02-02 Jakub Jelinek <jakub@redhat.com>
19888 PR inline-asm/39058
19889 * recog.h (asm_operand_ok): Add constraints argument.
19890 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
19891 recurse on matching constraint.
19892 (check_asm_operands): Pass constraints as 3rd argument to
19893 asm_operand_ok. Don't look up matching constraint here.
19894 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
19897 2009-02-02 Ben Elliston <bje@au.ibm.com>
19899 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
19900 TARGET_NARROW_VOLATILE_BITFIELD macro names.
19902 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19904 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
19905 information. Remove some obsolete information. Reorganize.
19907 * config/pa/fptr.c: Revert license to GPL 2.
19908 * config/pa/milli64.S: Likewise.
19910 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19913 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
19914 LIBRARY name in, instead of hard-coding it.
19915 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
19916 extra target make frag to tmake_files according to EH model.
19917 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
19918 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
19919 frags that define makefile variable EH_MODEL appropriately.
19920 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
19921 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
19922 to "-sjlj" according to type of EH configured.
19923 (LIBGCC_SONAME): Concatenate it to shared library base name.
19924 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
19925 to "_sjlj" according to type of EH configured.
19926 (LIBGCC_SONAME): Concatenate it to shared library base name.
19927 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
19928 (SHLIB_LINK): Add missing semicolon to if-else construct.
19929 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19930 string value of "pe_dll" command-line option.
19931 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
19932 (SHLIB_SONAME): Use it when overriding t-cygming default.
19933 (SHLIB_IMPLIB): Override t-cygming default.
19934 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19935 string value of "pe_dll" command-line option.
19937 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19940 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
19941 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
19943 2009-01-31 Richard Guenther <rguenther@suse.de>
19945 PR tree-optimization/38937
19946 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
19947 computing the transitive closure.
19949 2009-01-30 Richard Guenther <rguenther@suse.de>
19951 PR tree-optimization/39041
19952 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19953 Propagate variable indices only if the types match for this stmt.
19955 2009-01-30 Jakub Jelinek <jakub@redhat.com>
19958 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
19959 inline but never defined.
19961 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
19963 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
19964 (*insv_h_di_reg_extimm): New insn.
19965 (*insv_l<mode>_reg_extimm): New insn.
19967 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19969 * config/picochip/picochip.c (flag_conserve_stack): set
19970 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
19971 fconserve-stack. Reduce call-overhead used by inliner.
19973 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19976 * common.opt (flag_conserve_stack): Initialised to zero.
19978 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
19981 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
19982 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
19985 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
19987 * ira-color.c (allocno_reload_assign): Update comments.
19988 * regmove.c (regmove_optimize): Likewise.
19992 2009-01-29 Robert Millan <rmh@aybabtu.com>
19994 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
19995 * config/i386/kopensolaris-gnu.h: New file. Undefine
19996 `MD_UNWIND_SUPPORT'.
19997 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
19999 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
20001 PR tree-optimization/39007
20002 * tree-loop-distribution.c (generate_builtin): Use
20003 recompute_dominator to compute the immediate dominator of the
20004 basic block just after the loop.
20006 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20008 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
20009 (ASM_OUTPUT_DWARF_PCREL): Define.
20011 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
20013 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
20014 * doc/passes.texi: Remove entries about regclass, local-alloc, and
20015 global. Modify entries about regmove and IRA.
20017 * ra-conflict.c: Remove the file.
20019 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
20021 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
20022 (pass_regclass_init): Rename to pass_reginfo_init.
20024 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
20026 * toplev.h (flag_ira): Remove.
20028 * caller-save.c (setup_save_areas): Remove flag_ira.
20030 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
20032 * global.c: Remove the file.
20034 * opts.c (decode_options): Remove flag_ira.
20036 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
20038 * regmove.c: Modify file description.
20039 (find_use_as_address, try_auto_increment): Define them only if
20040 AUTO_INC_DEC is defined.
20041 (replacement_quality, replace_in_call_usage, fixup_match_1,
20042 stable_and_no_regs_but_for_p): Remove.
20043 (reg_set_in_bb): Make it static.
20044 (regmove_optimize): Remove flag_ira and code which worked for
20047 * local-alloc.c: Remove the file.
20049 * common.opt (fira): Remove.
20051 * ira.c: Include except.h.
20052 (eliminable_regset): Move from global.c.
20053 (mark_elimination): Ditto. Remove flag_ira.
20054 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
20055 equiv_mem_modified, validate_equiv_mem_from_store,
20056 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
20057 contains_replace_regs, memref_referenced_p, memref_used_between_p,
20058 no_equiv, recorded_label_ref): Move from local-alloc.c.
20059 (update_equiv_regs): Ditto. Make it static.
20060 (print_insn_chain, print_insn_chains): Move it from global.c.
20061 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
20062 (build_insn_chain): Ditto. Make it static.
20063 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
20064 Rename to init_live_subregs.
20065 (gate_ira): Remove flag_ira.
20067 * regclass.c: Rename reginfo.c. Change file description.
20068 (FORBIDDEN_INC_DEC_CLASSES): Remove.
20069 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
20070 (init_reg_sets_1): Remove code for evaluation of
20071 reg_class_superclasses and losing_caller_save_reg_set.
20072 (init_regs): Remove init_reg_autoinc.
20073 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
20074 ok_for_base_p_nonstrict): Remove.
20075 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
20076 (pass_regclass_init): Rename to pass_reginfo_init. Modify
20077 corresponding entries.
20078 (dump_regclass, record_operand_costs, scan_one_insn,
20079 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
20080 record_address_regs, auto_inc_dec_reg_p): Remove.
20081 (gt-regclass.h): Rename to gt-reginfo.h.
20083 * rtl.h (dump_global_regs, retry_global_alloc,
20084 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
20086 * Makefile.in (RA_H): Remove.
20087 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
20088 Rename regclass.o to reginfo.o.
20089 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
20091 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
20092 (GTFILES): Rename regclass.c to reginfo.c.
20094 * passes.c (init_optimization_passes): Remove pass_local_alloc and
20095 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
20097 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20098 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
20100 (finish_spills): Ditto. Remove code for !flag_ira.
20102 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
20104 PR middle-end/35854
20105 * doc/invoke.texi (rtl debug options): Complete rewrite.
20106 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
20108 * mode-switching.c (pass_mode_switching): Rename pass from
20109 "mode-sw" to "mode_sw".
20110 * except.c (pass_convert_to_eh_ranges): Rename pass from
20111 "eh-ranges" to "eh_ranges".
20112 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
20116 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
20117 Alexander Monakov <amonakov@ispras.ru>
20119 PR middle-end/38857
20120 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
20122 (move_exprs_to_boundary): Change return type and pass through
20123 should_move from move_op. Relax assert. Update usage ...
20124 (schedule_expr_on_boundary): ... here. Use should_move instead of
20126 (move_op_orig_expr_found): Indicate that insn was disconnected from
20128 (code_motion_process_successors): Do not call after_merge_succs
20129 callback if original expression was not found when traversing any of
20131 (code_motion_path_driver): Change return type. Update prototype.
20132 (move_op): Update comment. Add a new parameter (should_move). Update
20133 prototype. Set *should_move based on indication provided by
20134 move_op_orig_expr_found.
20136 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
20138 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
20139 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
20140 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
20141 * config/rs6000/rs6000.c (rs6000_override_options): Default
20142 avoid-indexed-addresses on for Power6, off for everything else.
20143 (avoiding_indexed_address_p): New function.
20144 (rs6000_legitimize_address): Use it.
20145 (rs6000_legitimate_address): Likewise.
20146 * config/rs6000/rs6000.md (movXX_updateX): Likewise
20148 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
20150 PR tree-optimization/38997
20151 * tree-loop-distribution.c (generate_memset_zero): Use
20152 POINTER_PLUS_EXPR for a pointer addition.
20154 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
20156 * config/s390/s390.md (bswap<mode>2): New pattern added.
20158 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20160 * config/s390/s390.md (*tls_load_31): Added type attribute.
20162 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20164 * config/s390/s390.md: Fix a few comments.
20166 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20168 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
20169 (*tm<mode>_full): Fixed z10prop attribute.
20170 (*tst<mode>_extimm): Fixed z10prop attribute.
20171 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
20172 (*tstqiCCT_cconly): Fixed z10prop attribute.
20173 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
20174 (*movsi_larl): Fixed z10prop attribute.
20175 (*movsi_zarch): Fixed z10prop attribute.
20176 (*movsi_eas): Fixed z10prop attribute.
20177 (*movhi): Fixed z10prop attribute.
20178 (*movqi): Fixed z10prop attribute.
20179 (*movstrictqi): Fixed z10prop attribute.
20180 (*mov<mode>): Fixed z10prop attribute.
20181 (*movcc): Fixed z10prop attribute.
20182 (*sethighpartdi_64): Fixed z10prop attribute.
20183 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
20184 (*negdi2_sign_cc): Fixed z10prop attribute.
20185 (*negdi2_sign): Fixed z10prop attribute.
20186 (*absdi2_sign_cc): Fixed z10prop attribute.
20187 (*absdi2_sign): Fixed z10prop attribute.
20188 (*negabsdi2_sign_cc): Fixed z10prop attribute.
20189 (*negabsdi2_sign): Fixed z10prop attribute.
20190 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
20191 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
20192 (doloop_si64): Fixed z10prop attribute.
20193 (doloop_si31): Fixed z10prop attribute.
20194 (doloop_long): Fixed z10prop attribute.
20195 (indirect_jump): Fixed z10prop attribute.
20196 (nop): Fixed z10prop attribute.
20197 (main_base_64): Fixed z10prop attribute.
20198 (reload_base_64): Fixed z10prop attribute.
20200 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20202 PR rtl-optimization/38740
20203 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
20205 * config/mips/mips.c (mips_reorg): Likewise.
20207 2009-01-28 Richard Guenther <rguenther@suse.de>
20209 PR tree-optimization/38926
20210 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
20211 with the correct value id to a value.
20212 (do_regular_insertion): Use the value number of edoubleprime
20213 for the value number of the expr.
20216 2008-08-21 Richard Guenther <rguenther@suse.de>
20218 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
20219 a PHI ask VN if it is already available.
20220 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
20221 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
20223 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20225 PR middle-end/38934
20226 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
20227 set to varying whenever max has TREE_OVERFLOW set, similarly
20228 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
20230 2009-01-28 Richard Guenther <rguenther@suse.de>
20232 PR middle-end/38908
20233 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
20234 uninitialized aggregate uses in call arguments.
20236 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
20238 PR tree-optimization/38984
20239 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
20240 the nothing_id variable if -fno-delete-null-pointer-checks.
20242 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
20245 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
20246 (set_got_offset_rex64): Ditto.
20248 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
20251 * doc/extend.texi: Improve local variable with asm reg.
20253 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
20255 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
20256 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
20257 was not supplied then set warn_packed_bitfield_compat to the
20258 default value of 1.
20259 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
20262 2009-01-27 Richard Guenther <rguenther@suse.de>
20264 PR tree-optimization/38503
20265 * cfgexpand.c (expand_gimple_basic_block): Ignore
20266 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
20267 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
20268 variables that cannot have TBAA applied.
20269 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
20272 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
20274 PR middle-end/38969
20275 * calls.c (initialize_argument_information): Do not wrap complex
20276 arguments in SAVE_EXPR.
20278 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
20280 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
20281 (INSTALL_LIBGCC): Revert typo commit.
20283 2009-01-26 Richard Guenther <rguenther@suse.de>
20285 PR tree-optimization/38745
20286 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
20287 from special handling.
20289 2009-01-26 Richard Guenther <rguenther@suse.de>
20291 PR tree-optimization/38745
20292 * tree-ssa.c (execute_update_addresses_taken): Do not include
20293 variables that cannot possibly be a register in not_reg_needs.
20294 Do not clear TREE_ADDRESSABLE on vars that may not become
20296 * tree-ssa.c (update_alias_info_1): Include those in the set
20297 of addressable vars.
20299 2009-01-26 Richard Guenther <rguenther@suse.de>
20301 PR middle-end/38851
20302 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
20303 * tree-ssa-dse.c: Include langhooks.h
20304 (execute_simple_dse): Remove stores with zero size.
20306 2009-01-24 Jakub Jelinek <jakub@redhat.com>
20309 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
20312 2009-01-24 Julian Brown <julian@codesourcery.com>
20314 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
20315 config/arm/linux-atomic.c.
20316 * config/arm/linux-atomic.c: New.
20318 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
20320 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
20321 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
20322 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
20324 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
20327 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
20330 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
20332 PR tree-optimization/38953
20333 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
20334 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
20335 (gloog): Split the exit of the scop when the scop exit is a loop exit.
20336 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
20339 2009-01-24 Paul Brook <paul@codesourcery.com>
20341 * config/arm/neon.md (neon_type): Move to arm.md.
20342 (neon_mov<VSTRUCT>): Add neon_type attribute.
20343 * config/arm/arm.md (neon_type): Move to here.
20344 (conds): Add "unconditioal" and use as default for NEON insns.
20346 2009-01-24 Ben Elliston <bje@au.ibm.com>
20348 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
20349 void *' warning from -Wc++-compat.
20350 * Makefile.in (dominance.o-warn): Remove.
20352 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
20354 PR tree-optimization/38932
20355 * fold-const.c (fold_unary_ignore_overflow): New.
20356 * tree.h (fold_unary_ignore_overflow): Declare.
20357 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
20358 * tree-ssa-sccvn.c (visit_reference_op_load,
20359 simplify_unary_expression): Likewise.
20361 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
20363 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
20364 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
20365 regardless of their type.
20366 * c-common.c (handle_packed_attribute): Don't ignore packed on
20368 * c.opt (Wpacked-bitfield-compat): New warning option.
20369 * stor-layout.c (place_field): Warn if offset of a field changed.
20370 * doc/extend.texi (packed): Mention the ABI change.
20371 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
20372 (Warning Options): Add it to the list.
20374 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
20376 * c-opts.c (c_common_post_options): Fix a typo in comments.
20378 2009-01-22 Steve Ellcey <sje@cup.hp.com>
20380 PR middle-end/38615
20381 * gimplify.c (gimplify_init_constructor): Fix promotion of const
20382 variables to static.
20383 * doc/invoke.texi (-fmerge-all-constants): Update description.
20385 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
20388 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
20389 (*movdi_1_rex64): Use type "mmx" for alternative 5.
20391 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
20393 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
20395 (LOCAL_ALIGNMENT): Similarly.
20397 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20398 Joseph Myers <joseph@codesourcery.com>
20400 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
20401 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
20402 * config/arm/arm-tune.md: Regenerate.
20403 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
20406 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20408 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
20409 version number to five.
20411 2009-01-22 Dodji Seketeli <dodji@redhat.com>
20414 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
20415 * c-common.c (set_underlying_type): Likewise.
20416 (is_typedef_decl ): Likewise
20418 (set_underlying_type): Likewise.
20419 (is_typedef_type): Likewise.
20421 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20423 PR middle-end/38587
20424 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20427 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
20430 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
20431 (LIBGCC_SPEC): Don't define.
20432 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
20434 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
20436 PR rtl-optimization/38879
20437 * alias.c (base_alias_check): Unaligned access via AND address can
20438 alias all surrounding object types except those with sizes equal
20439 or wider than the size of unaligned access.
20441 2009-01-21 Dodji Seketeli <dodji@redhat.com>
20444 * c-decl.c (clone_underlying_type): Move this ...
20445 * c-common.c (set_underlying_type): ... here.
20446 Also, make sure the function properly sets TYPE_STUB_DECL() on
20447 the newly created typedef variant type.
20448 (is_typedef_decl ): New entry point.
20449 * tree.h: Added a new member member_types_needing_access_check to
20450 struct tree_decl_non_common.
20451 (set_underlying_type): New entry point.
20452 (is_typedef_type): Likewise.
20454 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
20456 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
20457 Check whether two instructions have memory references that
20458 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
20459 are helper functions for traversing.
20460 * alias.h (insn_alias_sets_confilict_p): New prototypes.
20461 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
20462 not to draw dependency edge for instructions with non-conflicting
20465 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20468 * longlong.h: Update copyright years. Use soft-fp license notice.
20469 Sync __clz_tab declaration with glibc.
20471 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20474 * doc/extend.texi (syscall_linkage): New.
20475 (version_id): Modify.
20477 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20478 Richard Guenther <rguenther@suse.de>
20480 PR tree-optimization/38747
20481 PR tree-optimization/38748
20482 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
20483 conversion if the base address is an indirect reference and the
20484 aliasing sets could cause issues.
20486 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20488 * common.opt (fgraphite, fgraphite-identity): Add comment for
20489 explaining why these options are not documented.
20491 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20493 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20494 gimple_call_lhs is NULL.
20496 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20499 * emit-rtl.c (adjust_address_1): Make sure memref is never
20502 2009-01-20 Ben Elliston <bje@au.ibm.com>
20504 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20505 const qualifier from arg parameter. Remove unnecessary cast to char *.
20506 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20507 const qualifier from arg 2.
20509 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20511 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20513 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
20516 * rtl.h (reinit_regs): New prototype.
20517 * regclass.c: Include ira.h.
20518 (reinit_regs): New.
20519 * Makefile.in (regclass.o): Add ira.h.
20520 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20522 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20525 * c-common.c (handle_aligned_attribute): Use
20526 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20527 default alignment value.
20529 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20531 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20532 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20534 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20535 __BIGGEST_ALIGNMENT__.
20537 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20539 2009-01-18 Richard Guenther <rguenther@suse.de>
20541 PR tree-optimization/38819
20542 * tree-flow.h (operation_could_trap_helper_p): Declare.
20543 * tree-eh.c (operation_could_trap_helper_p): Export.
20544 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20545 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20546 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20547 are about to insert a possibly trapping instruction and fail
20550 2009-01-18 Andreas Schwab <schwab@suse.de>
20552 * doc/install.texi (Configuration): Remove obsolete paragraph
20553 about use of --with-gnu-ld with --with-gnu-as.
20555 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20557 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20558 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20559 Follow spelling conventions.
20561 2009-01-18 Ben Elliston <bje@au.ibm.com>
20563 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20564 C++ warning about implicit conversion from void * to struct
20566 (bitmap_obstack_free): Likewise for bitmap_element *.
20567 * Makefile.in (bitmap.o-warn): Remove.
20569 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20571 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20573 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20574 Tobias Grosser <tobi.grosser@amd.com>
20576 * graphite.c (graphite_trans_scop_block): Do not block single
20579 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20581 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20582 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20583 test with assertion.
20585 2009-01-16 Richard Guenther <rguenther@suse.de>
20587 PR tree-optimization/38835
20588 PR middle-end/36227
20589 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20590 and INT + PTR -> (INT)(PTR p+ INT) folding.
20591 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20593 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20596 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20597 the subreg from a lowpart subreg if it is also casting the value.
20599 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20600 Tobias Grosser <tobi.grosser@amd.com>
20602 * graphite.c (compare_prefix_loops): New.
20603 (build_scop_canonical_schedules): Rewritten.
20604 (graphite_transform_loops): Move build_scop_canonical_schedules
20605 after build_scop_iteration_domain.
20607 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20608 Tobias Grosser <tobi.grosser@amd.com>
20610 * graphite.c (add_conditions_to_domain): Add the loops to
20611 the dimension of the iteration domain. Do copy the domain
20612 only when it exists.
20613 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20614 (add_conditions_to_constraints): New.
20615 (can_generate_code_stmt, can_generate_code): Removed.
20616 (gloog): Do not call can_generate_code.
20617 (graphite_transform_loops): Call add_conditions_to_constraints
20618 after building the iteration domain.
20620 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20622 PR tree-optimization/38789
20623 * tree-ssa-threadedge.c
20624 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20625 __builtin_constant_p.
20627 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20629 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20630 examined before deleting them.
20632 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20634 * function.c (aggregate_value_p): Correctly extract the function
20635 type from CALL_EXPR_FN lookup.
20637 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20639 * config/picochip/picochip.c (picochip_override_options): Revert
20640 CFI asm flag disable commited previously.
20642 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20643 Tobias Grosser <tobi.grosser@amd.com>
20644 Jan Sjodin <jan.sjodin@amd.com>
20646 * graphite.c (scan_tree_for_params): On substractions negate
20647 all the coefficients of the term.
20648 (clast_to_gcc_expression_red): New. Handle reduction expressions
20649 of more than two operands.
20650 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20651 (get_vdef_before_scop): Handle also the case of default definitions.
20653 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20655 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20656 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20657 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20659 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20660 Joey Ye <joey.ye@intel.com>
20662 PR middle-end/37843
20663 * cfgexpand.c (expand_stack_alignment): Don't update stack
20664 boundary nor check incoming stack boundary here.
20665 (gimple_expand_cfg): Update stack boundary and check incoming
20666 stack boundary here.
20668 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20670 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20672 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20674 PR rtl-optimization/38245
20675 * calls.c (expand_call): Add stack arguments to
20676 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20677 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20678 in regs and partially in memory or BLKmode arguments.
20679 (emit_library_call_value_1): Add stack arguments to
20680 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20681 ACCUMULATE_OUTGOING_ARGS).
20682 * dce.c: Include tm_p.h.
20683 (find_call_stack_args): New function.
20684 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20686 (mark_insn): Call find_call_stack_args for CALL_Ps.
20687 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20688 forwards. Allocate and free arg_stores bitmap if needed, pass it
20689 down to deletable_insn_p, don't mark stores set in arg_stores
20690 bitmap, clear the bitmap at the beginning of each bb.
20691 * Makefile.in (dce.o): Depend on $(TM_P_H).
20693 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20696 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20697 to make sure the insn is a conditional test (bug 22599). Reformat a
20700 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20702 PR middle-end/38431
20703 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20704 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20705 (gloog): Do not call cleanup_tree_cfg.
20706 (graphite_transform_loops): Call cleanup_tree_cfg after all
20707 scops have been code generated.
20709 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20710 * doc/gty.texi (Invoking the garbage collector): Added new node
20711 and section documenting ggc_collect.
20713 2009-01-14 Richard Guenther <rguenther@suse.de>
20715 PR tree-optimization/38826
20716 PR middle-end/38477
20717 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20718 initialization notes only if we actually emitted a warning.
20719 (intra_create_variable_infos): Add constraints for a result decl
20720 that is passed by hidden reference.
20721 (build_pred_graph): Mark all related variables non-direct on
20724 2009-01-14 Nick Clifton <nickc@redhat.com>
20726 * ira-conflicts.c: Include addresses.h for the definition of
20728 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20729 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20731 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20734 * Makefile.in (ira-lives.o): Add except.h.
20736 * ira-lives.c: Include except.h.
20737 (process_bb_node_lives): Process can_throw_internal.
20739 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20741 PR rtl-optimization/38774
20742 * combine.c (simplify_set): When undoing cc_use change, don't do
20743 PUT_CODE on the newly created comparison, but instead put back the
20746 2009-01-13 Joseph Myers <joseph@codesourcery.com>
20748 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
20749 values. Remove duplicate arm8 entry.
20751 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20753 PR tree-optimization/38786
20754 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
20755 the SSA_NAME case of expand_scalar_variables_expr.
20756 Set the type of an expression to the type of its assign statement.
20757 (expand_scalar_variables_expr): Also gather the scalar computation
20758 used to index the memory access. Do not pass loop_p.
20759 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
20760 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
20761 the gimple_stmt_iterator where it inserts new code.
20762 Do not pass loop_p.
20763 (copy_bb_and_scalar_dependences): Do not pass loop_p.
20764 (translate_clast): Update call to copy_bb_and_scalar_dependences.
20766 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20768 * graphite.h (debug_value): Removed.
20769 * graphite.c (debug_value): Removed.
20771 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20773 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
20774 ldrd/strd with two 32-bit instructions.
20776 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20778 * config/arm/arm.c (struct processors): Pass for speed down into
20779 cost helper functions.
20780 (const_ok_for_op): Handle COMPARE and inequality nodes.
20781 (arm_rtx_costs_1): Rewrite.
20782 (arm_size_rtx_costs): Update prototype.
20783 (arm_rtx_costs): Pass speed down to helper functions.
20784 (arm_slowmul_rtx_costs): Rework cost calculations.
20785 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
20786 (arm_9e_rtx_costs): Likewise.
20788 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
20790 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
20791 relocations of local symbols wider than UNITS_PER_WORD are not valid.
20792 (alpha_legitimize_address): Do not split local symbols wider than
20793 UNITS_PER_WORD into HIGH/LO_SUM parts.
20795 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
20798 * gcc.c (process_command): Replace call to execvp with calls
20799 to pex_one and exit.
20801 2009-01-03 Anatoly Sokolov <aesok@post.ru>
20804 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
20805 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
20806 variant for devices with 3-byte PC.
20807 (__tablejump_elpm__): New.
20809 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20812 * c-parser.c (c_parser_postfix_expression): Allow `->' in
20813 offsetof member-designator, handle it as `[0].'.
20815 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20817 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
20818 function when not using named sections on targets with named sections
20819 if branch distance is less than 262132.
20821 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
20823 * combine.c (combine_instructions): Recompute
20824 optimize_this_for_speed_p for each BB in the main combine loop.
20826 2009-01-12 Tomas Bily <tbily@suse.cz>
20829 * tree-loop-distribution.c (prop_phis): New function.
20830 (generate_builtin): Call prop_phis.
20831 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
20833 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20835 PR tree-optimization/38807
20836 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
20837 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
20839 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
20841 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
20842 subreg of op0 to the original op0.
20844 2009-01-11 Laurent GUERBY <laurent@guerby.net>
20846 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
20848 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
20851 * mips-tfile.c (parse_def): Fix parsing of def strings
20852 starting with digits.
20854 2009-01-10 Jakub Jelinek <jakub@redhat.com>
20857 * config/arm/arm.c (arm_is_long_call_p): Don't call
20858 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
20860 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
20862 * regrename.c (regrename_optimize): Fix dumping.
20863 (find_oldest_value_reg): Preserve REG_POINTER.
20864 (copy_hardreg_forward_1): Likewise.
20866 2009-01-09 Diego Novillo <dnovillo@google.com>
20868 * gimple.h (struct gimple_statement_base) <uid>: Document
20869 the restrictions on its use.
20870 (gimple_uid): Tidy.
20871 (gimple_set_uid): Tidy.
20873 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20875 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
20876 zero guard even if align_bytes != 0 and count is smaller than
20879 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
20881 PR rtl-optimization/38495
20882 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
20883 (add_range_and_copies_from_move_list): Print all added ranges.
20884 Add ranges to memory optimized destination.
20886 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20890 * config/i386/i386.c (override_options): Reject
20891 -mstringop-strategy=rep_8byte with -m32.
20892 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
20893 to 1. Do count comparison against epilogue_size_needed at compile
20894 time even when count_exp was constant forced into register. For
20895 size_needed don't jump to epilogue, instead just avoid aligning
20896 and invoke the body algorithm. If need_zero_guard, add zero guard
20897 even if count is non-zero, but smaller than size_needed + number of
20898 bytes that could be stored for alignment.
20899 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
20900 to 1. If need_zero_guard, add zero guard even if count is non-zero,
20901 but smaller than size_needed + number of bytes that could be stored
20902 for alignment. Compare size_needed with epilogue_size_needed instead
20903 of desired_align - align, don't adjust size_needed, pass
20904 epilogue_size_needed to the epilogue expanders.
20907 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
20909 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20911 * pa.c (last_address): Change to unsigned.
20912 (update_total_code_bytes): Change argument to unsigned. Don't
20913 check if insn addresses are set.
20914 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
20915 addresses are not set.
20916 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
20918 2009-01-09 Nick Clifton <nickc@redhat.com>
20920 * config/sh/symbian.c: Replace uses of DECL_INLINE with
20921 DECL_DECLARED_INLINE_P.
20923 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20925 PR middle-end/38347
20926 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
20927 GET_MODE (op0) in operand_subword_force calls.
20929 PR middle-end/38771
20930 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
20931 fold_convert arg0 operands to TREE_TYPE (op0) first.
20933 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
20935 * params.def (ira-max-conflict-table-size): Decrease default value
20938 2009-01-08 Jakub Jelinek <jakub@redhat.com>
20940 PR tree-optimization/37031
20941 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
20943 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
20944 allocate it using gc instead of heap, use VEC_quick_push instead of
20946 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
20947 instead of heap, use VEC_quick_push instead of VEC_safe_push.
20948 * tree-data-ref.h (struct access_matrix): Change matrix to gc
20949 allocated vector from heap allocated.
20950 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
20951 * tree-loop-linear.c (linear_transform_loops): Allocate nest
20952 vector only after perfect_loop_nest_depth call.
20954 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
20955 Jan Sjodin <jan.sjodin@amd.com>
20957 PR tree-optimization/38559
20958 * graphite.c (debug_value, copy_constraint,
20959 swap_constraint_variables, scale_constraint_variable, ): New.
20960 (get_lower_bound, get_upper_bound): Removed.
20961 (graphite_trans_bb_strip_mine): Clean up this code that works
20962 only for constant number of iterations. Fully copy upper and
20963 lower bound constraints, not only the constant part of them.
20964 * graphite.h (debug_value): Declared.
20966 2009-01-08 Ira Rosen <irar@il.ibm.com>
20968 PR tree-optimization/37194
20969 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
20970 Don't add the cost of cost model guard in prologue to scalar
20971 outside cost in case of known number of iterations.
20973 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
20974 Alan Modra <amodra@bigpond.net.au>
20976 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
20977 non-word-aligned REG+CONST addressing.
20979 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20982 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
20983 free_after_compilation when outputting a thunk.
20984 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
20985 Do not call free_after_compilation here.
20987 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20989 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
20990 (ix86_valid_target_attribute_inner_p): Ditto.
20992 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
20994 PR tree-optimization/38492
20995 PR tree-optimization/38498
20996 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
20997 * tree-chrec.h (scev_is_linear_expression): Declared.
20998 * graphite.c (graphite_cannot_represent_loop_niter): New.
20999 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
21000 (graphite_loop_normal_form): Use gcc_assert.
21001 (scan_tree_for_params): Use CASE_CONVERT.
21002 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
21003 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
21004 Use gcc_assert. Discard scops that contain unhandled cases.
21005 (build_scop_conditions): Return a boolean status for unhandled cases.
21006 (strip_mine_profitable_p): Print the loop number, not its depth.
21007 (is_interchange_valid): Pass the depth of the loop nest, don't
21008 recompute it wrongly.
21009 (graphite_trans_bb_block): Same.
21010 (graphite_trans_bb_block): Print tentative of loop blocking.
21011 (graphite_trans_scop_block): Do not print that the loop has been
21013 (graphite_transform_loops): Do not handle scops that contain condition
21016 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
21018 AVX Programming Reference (December, 2008)
21019 * config/i386/avxintrin.h (_mm256_stream_si256): New.
21020 (_mm256_stream_pd): Likewise.
21021 (_mm256_stream_ps): Likewise.
21023 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
21024 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
21025 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
21026 (bdesc_special_args): Add __builtin_ia32_movntdq256,
21027 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
21028 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
21029 (ix86_expand_special_args_builtin): Likewise.
21031 * config/i386/sse.md (AVXMODEDI): New.
21032 (avx_movnt<mode>): Likewise.
21033 (avx_movnt<mode>): Likewise.
21034 (<sse>_movnt<mode>): Remove AVX support.
21035 (sse2_movntv2di): Likewise.
21037 2009-01-07 Richard Guenther <rguenther@suse.de>
21039 PR middle-end/38751
21040 * fold-const.c (extract_muldiv): Remove obsolete comment.
21041 (fold_plusminus_mult_expr): Undo MINUS_EXPR
21042 to PLUS_EXPR canonicalization for the canonicalization.
21044 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
21046 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
21047 hosted cross-compilers generating less efficient code.
21049 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21051 * function.h (rtl_data): Add a dbr_scheduled_p field.
21052 * reorg.c (dbr_schedule): Set it.
21053 (gate_handle_delay_slots): Check it.
21054 * config/mips/mips.c (mips_base_delayed_branch): Delete.
21055 (mips_reorg): Check flag_delayed_branch instead of
21056 mips_base_delayed_branch.
21057 (mips_override_options): Don't set mips_base_delayed_branch
21058 or flag_delayed_branch.
21060 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21062 PR rtl-optimization/38426.
21063 * ira.c (ira): Set current_function_is_leaf earlier.
21065 2009-01-06 Jakub Jelinek <jakub@redhat.com>
21067 PR rtl-optimization/38722
21068 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
21069 too early, only set a flag and modify after last possible
21072 2009-01-06 Janis Johnson <janis187@us.ibm.com>
21075 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
21076 * real.c (decimal_single_format): Correct values of emin and emax.
21077 (decimal_double_format): Ditto.
21078 (decimal_quad_format): Ditto.
21079 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
21080 computation of DECnn_MIN and DECnn_MAX for corrected values of
21081 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
21082 __DECnn_MIN__, and adjust its computation for the corrected value
21085 2009-01-06 Jan Hubicka <jh@suse.cz>
21088 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
21090 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
21092 * doc/contrib.texi (Contributors): Slightly adjust the end note.
21093 Add Robert Clark to the list of testers.
21095 2009-01-06 Jan Hubicka <jh@suse.cz>
21096 Kai Tietz <kai.tietz@onevision.com>
21098 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
21099 * config/i386/i386.c (ix86_expand_call): Add clobbers.
21101 2009-01-06 Jan Hubicka <jh@suse.cz>
21102 Kai Tietz <kai.tietz@onevision.com>
21104 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
21106 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
21107 (ix86_nsaved_regs): Count only general purpose regs.
21108 (ix86_nsaved_sseregs): New.
21109 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
21110 to 16 for w64; compute padding and size of sse reg save area.
21111 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
21112 general purpose regs.
21113 (ix86_emit_save_sse_regs_using_mov): New.
21114 (ix86_expand_prologue): Save SSE regs if needed.
21115 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
21116 (ix86_emit_restore_sse_regs_using_mov): New.
21117 (ix86_expand_epilogue): Save SSE regs if needed.
21119 2009-01-06 Jan Hubicka <jh@suse.cz>
21120 Kai Tietz <kai.tietz@onevision.com>
21122 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
21123 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
21124 functions when accumulate outgoing args is off.
21126 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21129 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
21130 before using pseudos_have_intersected_live_ranges_p.
21132 * ira-int.h (ira_assert): Always define.
21134 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21136 AVX Programming Reference (December, 2008)
21137 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
21138 (_mm256_permute2_pd): Likewise.
21139 (_mm_permute2_ps): Likewise.
21140 (_mm256_permute2_ps): Likewise.
21141 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
21142 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
21144 * config/i386/i386.c (ix86_builtins): Remove
21145 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
21146 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
21147 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
21148 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
21149 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
21150 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
21151 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
21152 __builtin_ia32_vpermil2ps256.
21153 (ix86_init_mmx_sse_builtins): Updated.
21154 (ix86_expand_args_builtin): Likewise.
21156 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21158 * pa.c (output_call): Relocate non-jump insns in the delay slot of
21159 long absolute calls when generating PA 2.0 code.
21161 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
21163 PR rtl-optimization/38583
21164 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
21166 * params.def (ira-max-conflict-table-size): New.
21168 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
21170 * ira.h (ira_conflicts_p): New external definition.
21172 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
21173 table. Report this. Return result of building.
21174 (ira_build_conflicts): Use ira_conflicts_p. Check result of
21175 building conflict table.
21177 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
21178 (ira_color): Use ira_conflicts_p.
21180 * global.c: Include ira.h.
21181 (pseudo_for_reload_consideration_p, build_insn_chain): Use
21184 * Makefile.in (global.o): Add ira.h.
21186 * ira-build.c (mark_all_loops_for_removal,
21187 propagate_some_info_from_allocno): New.
21188 (remove_unnecessary_allocnos): Call
21189 propagate_some_info_from_allocno.
21190 (remove_low_level_allocnos): New.
21191 (remove_unnecessary_regions): Add parameter. Call
21192 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
21193 parameter to remove_unnecessary_regions.
21194 (ira_build): Remove all regions but root if the conflict table was
21195 not built. Update conflict hard regs for allocnos crossing calls.
21197 * ira.c (ira_conflicts_p): New global.
21198 (ira): Define and use ira_conflicts_p.
21200 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
21201 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
21202 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
21204 2009-01-06 Ben Elliston <bje@au.ibm.com>
21206 * gengtype-lex.l (YY_NO_INPUT): Define.
21208 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
21211 * c-common.c (handle_vector_size_attribute): Also reject
21212 BOOLEAN_TYPE types.
21214 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
21216 PR tree-optimization/38492
21217 * graphite.c (rename_map_elt, debug_rename_elt,
21218 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
21219 rename_map_elt_info, eq_rename_map_elts,
21220 get_new_name_from_old_name, bb_in_sese_p): Moved around.
21221 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
21222 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
21223 (sese_build_livein_liveouts): New.
21224 (new_sese, free_sese): New.
21225 (new_scop): Call new_sese.
21226 (free_scop): Call free_sese.
21227 (rename_variables_from_edge, rename_phis_end_scop): Removed.
21228 (register_old_new_names): Renamed register_old_and_new_names.
21229 (register_scop_liveout_renames, add_loop_exit_phis,
21230 insert_loop_close_phis, struct igp,
21231 default_liveout_before_guard, add_guard_exit_phis,
21232 insert_guard_phis, copy_renames): New.
21233 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
21234 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
21235 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
21236 (scop_adjust_phis_for_liveouts): New.
21237 (gloog): Call scop_adjust_phis_for_liveouts.
21239 * graphite.h (struct sese): Documented. Added fields liveout,
21240 num_ver and livein.
21241 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
21242 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
21243 (struct scop): Added field liveout_renames.
21244 (SCOP_LIVEOUT_RENAMES): New.
21246 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21248 PR tree-optimization/38510
21249 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
21250 (translate_clast): Call recompute_all_dominators before
21252 (gloog): Call recompute_all_dominators before graphite_verify.
21254 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21255 Jan Sjodin <jan.sjodin@amd.com>
21257 PR tree-optimization/38500
21258 * graphite.c (create_sese_edges): Call fix_loop_structure after
21261 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21263 * config.gcc: Add m32r*-*-rtems*.
21264 * config/m32r/rtems.h: New file.
21266 2009-01-05 Ben Elliston <bje@au.ibm.com>
21268 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
21269 (.po.pox): Likewise.
21270 (po/gcc.pot): Likewise.
21272 2009-01-04 David S. Miller <davem@davemloft.net>
21274 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
21275 (STARTING_FRAME_OFFSET): Always set to zero.
21277 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21279 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
21280 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
21281 fixed-point types, and vectors of the same.
21283 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21285 * config/mips/sync.md (*mb_barrier): Rename to...
21286 (*memory_barrier): ...this.
21288 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
21290 * doc/extend.texi (Function Attributes): Move @cindex after @item
21291 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
21292 and put in alphabetical order. Fix 'target' name and put in order.
21293 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
21296 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
21298 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
21299 (memory_barrier): Expand as unspec instead of unspec_volatile.
21300 Remove mem:BLK from insn operands. Use Pmode scratch register.
21301 (*memory_barrier): Define as unspec instead of unspec_volatile.
21302 Use (match_dup 0) as input operand.
21304 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
21305 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
21306 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
21307 scratch register. Remove operand 1.
21308 (*stbar): Define as unspec instead of unspec_volatile.
21309 Use (match_dup 0) as input operand, remove (const_int 8).
21310 (*membar): Define as unspec instead of unspec_volatile.
21311 Use (match_dup 0) as input operand, remove input operand 2.
21313 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
21314 (memory_barrier): Expand as unspec instead of unspec_volatile.
21315 Remove mem:BLK from insn operands. Use Pmode scratch register.
21316 (*memory_barrier): Define as unspec instead of unspec_volatile.
21317 Use (match_dup 0) as input operand.
21319 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
21320 Remove mem:BLK from insn operands. Use Pmode scratch register.
21321 Set volatile flag on operand 0.
21322 (*memory_barrier): New insn pattern.
21324 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
21326 (*memory_barrier): Use (match_dup 0) as input operand.
21328 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
21329 Remove mem:BLK from insn operands. Use Pmode scratch register.
21330 Set volatile flag on operand 0.
21331 (*mb_internal): New insn pattern.
21333 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
21335 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21337 PR middle-end/38586
21338 * function.c (struct temp_slot): Move to the section of the file
21339 that deals with temp slots. Remove field 'address'.
21340 (temp_slot_address_table): New hash table of address -> temp slot.
21341 (struct temp_slot_address_entry): New struct, items for the table.
21342 (temp_slot_address_compute_hash, temp_slot_address_hash,
21343 temp_slot_address_eq, insert_temp_slot_address): Support functions
21345 (find_temp_slot_from_address): Rewrite to use the new hash table.
21346 (remove_unused_temp_slot_addresses): Remove addresses of temp
21347 slots that have been made available.
21348 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
21349 worker function for remove_unused_temp_slot_addresses.
21350 (assign_stack_temp_for_type): Don't clear the temp slot address list.
21351 Add the temp slot address to the address -> temp slot map.
21352 (update_temp_slot_address): Update via insert_temp_slot_address.
21353 (free_temp_slots): Call remove_unused_temp_slot_addresses.
21354 (pop_temp_slots): Likewise.
21355 (init_temp_slots): Allocate the address -> temp slot map, or empty
21356 the map if it is already allocated.
21357 (prepare_function_start): Initialize temp slot processing.
21359 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21361 PR middle-end/38584
21362 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
21363 Calculate the size of all stack vars assuming no packing of stack
21364 vars will happen, replacing a quadratic algorithm with a linear one.
21366 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21369 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
21372 2009-01-03 Diego Novillo <dnovillo@google.com>
21374 * doc/contrib.texi: Update contributions.
21376 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21379 * builtins.c (fold_builtin_memory_op): Give up if either operand
21380 is volatile. Set srctype or desttype to non-qualified version
21384 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
21385 and FUNCTION_DECLs.
21387 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
21389 PR rtl-optimization/35805
21390 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
21391 problem if fast dce is able to remove any instructions.
21392 * dce.c (dce_process_block): Fix dump message.
21394 2009-01-02 Mark Mitchell <mark@codesourcery.com>
21397 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
21399 2009-01-02 Jakub Jelinek <jakub@redhat.com>
21401 PR middle-end/38690
21402 * tree-flow.h (op_code_prio, op_prio): New prototypes.
21403 * tree-pretty-print.c (op_code_prio): New function.
21404 (op_prio): No longer static. Use op_code_prio.
21405 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
21406 Use op_prio and op_code_prio to determine if () should be
21407 printed around operand(s) or not.
21409 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
21410 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
21411 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
21412 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
21413 pp_character instead of pp_string for single letter printing.
21415 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21417 * doc/extend.texi: Fix '#pragma GCC option' typo.
21419 2009-01-02 Richard Guenther <rguenther@suse.de>
21421 * doc/install.texi (--enable-checking): Mention different
21422 default for stage1.
21423 (--enable-stage1-checking): Document.
21425 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21427 PR middle-end/30142
21428 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21429 case to be an error.
21431 2009-01-02 Ben Elliston <bje@au.ibm.com>
21433 * config/fp-bit.h (pack_d): Constify argument.
21434 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21435 (isnan): Constify argument.
21437 (iszero): Likewise.
21438 (pack_d): Likewise.
21439 (_fpadd_parts): Constify return type.
21440 (_fpmul_parts): Likewise.
21441 (_fpdiv_parts): Likewise.
21443 2009-01-01 Jakub Jelinek <jakub@redhat.com>
21446 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
21447 warn about overwriting initializer with side-effects or
21448 -Woverride-init if !IMPLICIT.
21449 (output_init_element): Likewise. Pass IMPLICIT down to
21451 (process_init_element): Add IMPLICIT argument. Pass it down
21452 to output_init_element.
21453 (push_init_element, pop_init_level, set_designator): Adjust
21454 process_init_element callers.
21455 (set_nonincremental_init, set_nonincremental_init_from_string):
21456 Adjust add_pending_init callers.
21457 (output_pending_init_elements): Adjust output_init_element callers.
21458 * c-tree.h (process_init_element): Adjust prototype.
21459 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
21460 process_init_element callers.
21463 Copyright (C) 2009 Free Software Foundation, Inc.
21465 Copying and distribution of this file, with or without modification,
21466 are permitted in any medium without royalty provided the copyright
21467 notice and this notice are preserved.