1 2009-08-20 Richard Guenther <rguenther@suse.de>
3 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not
5 * c-tree.h (c_dup_lang_specific_decl): Remove.
6 (struct lang_decl, struct lang_type): Move definitions ...
7 * c-lang.h: ... here. New file.
8 * c-decl.c: Include c-lang.h.
9 (c_dup_lang_specific_decl): Remove.
10 * c-typeck.c: Include c-lang.h.
11 * Makefile.in (c-decl.o): Add c-lang.h dependency.
12 (c-typeck.o): Likewise.
13 * c-config-lang.in (gtfiles): Add c-lang.h.
14 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
17 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
19 * config/alpha/alpha.c (alpha_end_function): Do not clear
20 crtl->emit structure and free insn locators if cfun->is_thunk is true,
21 this is now handled in generic code.
23 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
25 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
26 (s390_z10_fix_long_loop_prediction): New function.
27 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
28 (s390_reorg): Walk over the INSNs and invoke
29 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
31 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
33 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
34 "*brx_64bit", "*brx_31bit"): New patterns.
35 * config/s390/s390.c ('E'): New output modifier.
37 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
38 Richard Earnshaw <richard.earnshaw@arm.com>
40 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
41 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
43 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
45 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
47 * pa.c (emit_move_sequence): Check if address of operand1 is valid
48 for mode mode of operand0 when doing secondary reload for SAR.
50 2009-08-19 Jakub Jelinek <jakub@redhat.com>
53 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
54 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
56 2009-08-19 Jason Merrill <jason@redhat.com>
58 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
59 supported template depth in C++0x.
61 2009-08-19 Jakub Jelinek <jakub@redhat.com>
63 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
64 free_after_compilation.
65 * config/score/score7.c (score7_output_mi_thunk): Likewise.
66 * config/score/score3.c (score3_output_mi_thunk): Likewise.
67 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
68 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
69 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
70 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
71 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
73 2009-08-19 Ian Lance Taylor <iant@google.com>
75 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
76 of (plus (mult (neg B) C) A).
78 2009-08-18 Michael Matz <matz@suse.de>
80 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
81 instead of comparing TYPE_MAIN_VARIANT for equality.
82 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
83 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
84 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
85 * gimplify.c (goa_lhs_expr_p): Ditto and use
86 STRIP_USELESS_TYPE_CONVERSION.
88 2009-08-18 Michael Matz <matz@suse.de>
90 * tree-ssa-structalias.c (create_variable_info_for): Also mark
91 first field in a struct.
92 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
94 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
96 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
97 locators before emit_insn is called. Remove assert that
99 (alpha_end_function): Clear crtl->emit structure and free insn
100 locators if cfun->is_thunk is true.
102 2009-08-18 Jason Merrill <jason@redhat.com>
104 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
106 * configure.ac: Test for it.
107 * configure, config.in: Regenerate.
108 * doc/install.texi: Document --enable-gnu-unique-object.
110 2009-08-18 Richard Guenther <rguenther@suse.de>
113 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
114 pow(x,y*z) only if x is nonnegative.
116 2009-08-18 Jakub Jelinek <jakub@redhat.com>
118 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
122 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
123 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
125 2009-08-17 DJ Delorie <dj@redhat.com>
127 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
128 * config/m32c/prologue.md (epilogue_freit): New.
130 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
131 (bank_switch_p): Likewise.
132 (fast_interrupt_p): Likewise.
133 (interrupt_p): Likewise.
134 (m32c_conditional_register_usage): Round memregs size up.
135 (need_to_save): We only need to save $a0 when we use ENTER.
136 (interrupt_p): Check for fast_interrupt too.
137 (bank_switch_p): New.
138 (fast_interrupt_p): New.
139 (m32c_attribute_table): Add bank_switch and fast_interrupt.
140 (m32c_emit_prolog): Support bank switching and fast interrupts.
141 * doc/extend.texi (Function Attributes): Add bank_switch and
144 2009-08-17 Douglas B Rupp <rupp@gnat.com>
146 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
147 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
149 2009-08-16 Douglas B Rupp <rupp@gnat.com>
151 * doc/invoke.texi (Target options):
152 Add new option list for IA-64/VMS.
153 (menu): Add IA-64/VMS Options.
154 (IA-64/VMS Options): Likewise.
156 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
159 * config/mips/mips.md (*lwxs): Use :P for pointer values.
161 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
163 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
164 (mips_pop_asm_switch): Likewise.
165 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
167 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
168 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
169 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
170 (mips_print_operand_punctuation): Use them. Check mips_noreorder
171 instead of set_noreorder.
172 (mips_output_function_prologue): Use the new functions.
173 (mips_output_function_epilogue): Likewise.
174 (mips_need_noat_wrapper_p): New function, split out from...
175 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
176 Use mips_push_asm_switch and mips_pop_asm_switch.
177 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
178 and mips_pop_asm_switch.
179 (ASM_OUTPUT_REG_POP): Likewise.
180 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
181 Use mips_pop_asm_switch.
182 (mips_asm_switch): New structure.
183 (set_noreorder, set_nomacro): Replace with...
184 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
185 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
186 instead of set_nomacro.
187 (fix_truncsfsi2_macro): Likewise.
188 (cprestore): Likewise.
189 (hazard): Use mips_noreorder instead of set_noreorder.
190 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
192 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
194 * config/alpha/alpha.c (alpha_and_function): Handle NULL_RTX returned
195 from prev_active_insn.
197 2009-08-16 Anatoly Sokolov <aesok@post.ru>
199 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
200 * config/avr/avr.c (avr_override_options): Initialize
201 avr_current_arch variable.
202 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
203 __AVR_HAVE_16BIT_SP__ according to the device type.
204 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
206 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
207 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
209 2009-08-16 Dodji Seketeli <dodji@redhat.com>
212 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
213 generating inlined subroutine die only. We shouldn't be
214 called for anything else.
215 (gen_block_die): Don't generate inline subroutine debug info for
218 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
220 * graphite-poly.c (print_pbb): Print PBB index.
222 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
225 * graphite-interchange.c (ppl_max_for_le): Moved...
226 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
227 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
228 ppl_Pointset_Powerset_C_Polyhedron_maximize.
229 * graphite-ppl.h (ppl_max_for_le): Declared.
231 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
233 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
234 supported on all platforms.
235 * target.h (struct gcc_target): Remove
236 handle_pragma_redefine_extname.
237 * c-cppbuiltin.c: Remove use of
238 targetm.handle_pragma_redefine_extname.
239 * c-pragma.c: Likewise.
240 * target-def.h (TARGET_INITIALIZER): Remove
241 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
242 * config/sol2.h: Remove use of
243 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
245 2009-08-14 Douglas B Rupp <rupp@gnat.com>
247 * config/ia64/fde-vms.c: New file.
248 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
249 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
250 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
251 (uw_frame_state_for): Only register a personality routine if it is
252 known to be compatible with our expectations.
253 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
254 Declare unw_table_entry stack variable and
255 mod all calls to _Unwind_FindTableEntry to add arg.
256 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
257 (_Unwind_FindTableEntry): Add arg to prototype.
259 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
261 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
262 field 'signal_pfs_loc'.
263 (uw_frame_state_for): Remove duplicate code dealing with leaf
264 procedures without unwind info.
265 If in the frame after unwinding through a signal handler, restore
266 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
267 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
268 'pfs_loc' to the AR.PFS location in the signal context; instead
269 set 'signal_pfs_loc'.
270 Manually generate the unwind info for the AR.PFS register.
271 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
272 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
273 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
274 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
275 instead set 'signal_pfs_loc'.
276 Remove code preventing the AR.PFS register from being restored
277 from the signal context.
279 2009-08-14 Douglas B Rupp <rupp@gnat.com>
280 Tristan Gingold <gingold@adacore.com>
282 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
283 * config/ia64/t-vms: New file.
284 * config/ia64/vms64.h: New file.
285 * config/ia64/vms.h: New file.
286 * config/ia64/vms-crtinit.asm: New file.
287 * config/ia64/vms_symvec_libgcc_s.opt: New file.
288 * config/ia64/vms-unwind.h: New file.
290 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
292 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
295 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
298 * builtins.c (do_mpc_arg2): Make extern, define for any MPC
299 version. Move declaration...
300 * real.h (do_mpc_arg2): ... here.
301 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
304 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
306 * final.c (add_debug_prefix_map): Don't use GC memory for
307 old_prefix and new_prefix.
309 2009-08-14 Richard Guenther <rguenther@suse.de>
311 * ipa-prop.c (compute_complex_pass_through): If we cannot
312 compute a non-varying offset for IPA_JF_ANCESTOR punt.
314 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
316 * c-lex.c (c_lex_with_flags): Increase size of local variable
317 to avoid memory clobber.
319 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
322 * config/i386/i386.c (ix86_fp_comparison_strategy):
323 Only enable/disable sahf at function granularity.
325 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
327 PR rtl-optimization/41064
328 * reload1.c (reload_as_needed): Don't call extract_insn
329 for known invalid replacements after calling
330 validate_replace_rtx_group and verify_changes.
332 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
335 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
336 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
337 ix86_expand_fp_vcond.
338 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
339 Assert that operation is supported by ix86_expand_int_vcond.
340 (vcondu<SSEMODE124C8:mode>): Ditto.
342 2009-08-13 DJ Delorie <dj@redhat.com>
344 * config/i386/djgpp-stdint.h: New.
345 * config.gcc (djgpp): Use it.
347 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
349 * config/sh/sh.c (sh_override_options): When flag_exceptions or
350 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
352 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
354 * tree-ssa-loop-prefetch.c
355 (prune_ref_by_group_reuse): Enhance probabilistic analysis
356 for long-stride pruning.
357 (compute_miss_rate): New function to compute the probability
358 that two memory references access different cache lines.
360 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
362 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
364 2009-08-13 Richard Guenther <rguenther@suse.de>
367 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
368 use the constant pointer type.
369 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
370 of CV qualifiers on the target pointer type.
371 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
372 conversion check before restrict check.
374 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
377 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
379 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
381 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
383 2009-08-12 Richard Guenther <rguenther@suse.de>
385 PR tree-optimization/41011
386 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
387 and reference constructing.
389 2009-08-12 Xinliang David Li <davidxl@google.com>
391 PR tree-optimization/41012
392 * tree-flow.h : New external interface.
393 * gimple-low.c (check_call_arg): Change to public function.
394 Remove argument mismatch check in lowering.
395 * tree-inline.h (tree_can_inline_p): Interface change.
396 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
398 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
399 Call change to tree_can_inline_p function.
400 (cgraph_decide_inlining_incrementally): Ditto.
402 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
404 PR tree-optimization/41031
405 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
406 on the partition variable rather than promote_mode on the source
407 type. Assert that the partition variable's type has the same
408 mode as the source value's.
410 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
412 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
414 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
416 * calls.c (expand_call): Fix typo.
417 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
419 * stmt.c (expand_value_return): Use promote_function_mode to copy out
421 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
422 * config/cris/cris.c (cris_promote_function_mode): Likewise.
423 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
424 * config/pa/pa.c (pa_promote_function_mode): Likewise.
426 2009-08-11 Andrew Haley <aph@redhat.com>
428 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
430 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
433 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
435 2009-08-12 Richard Guenther <rguenther@suse.de>
437 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
438 * gimplify.c (gimplify_modify_expr): Do not use
439 lang_hooks.types_compatible_p.
440 * tree-ssa.c (useless_type_conversion_p): For aggregates
441 just return false if the canonical types differ.
443 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
446 * sese.c (convert_for_phi_arg): New.
447 (add_guard_exit_phis): Use convert_for_phi_arg.
449 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
451 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
452 unknown subscript upper bounds.
454 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
455 Pranav Garg <pranav.garg2107@gmail.com>
457 * graphite-interchange.c (gather_access_strides): Removed.
458 (ppl_max_for_le): New.
459 (build_linearized_memory_access): New.
460 (memory_stride_in_loop): New.
461 (pbb_interchange_profitable_p): Reimplemented.
462 * graphite-ppl.h (ppl_new_id_map): New.
463 (ppl_interchange): New.
465 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
467 * graphite-interchange.c (compute_subscript): Removed.
468 (compute_array_size_cstr): Removed.
469 (compute_array_size_poly): Removed.
470 (compute_array_size): Removed.
471 (gather_access_strides_poly): Removed.
472 (gather_access_strides): Empty.
474 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
476 * graphite-dependences.c (dependence_polyhedron_1): Replace
477 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
478 (graphite_legal_transform_dr): Same.
479 (graphite_carried_dependence_level_k): Same.
480 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
481 Initialize PDR_NB_SUBSCRIPTS.
482 (print_pdr_access_layout): Replace pdr_nb_subscripts with
484 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
485 (PDR_NB_SUBSCRIPTS): New.
486 (pdr_nb_subscripts): Removed.
487 (pdr_dim): Simplified.
488 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
489 with PDR_NB_SUBSCRIPTS.
491 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
493 * graphite-interchange.c (compute_array_size): Remove use of
495 * graphite-poly.c (new_poly_dr): Remove argument data_container.
496 Do not initialize PDR_DATA_CONTAINER.
497 (print_pdr): Do not print PDR_DATA_CONTAINER.
498 * graphite-poly.h (struct poly_dr): Remove data_container field.
499 (PDR_DATA_CONTAINER): Removed.
500 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
502 (build_poly_dr): Same.
504 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
505 Sebastian Pop <sebastian.pop@amd.com>
507 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
508 copy of the dependence polyhedron. Free the temporary objects.
509 (graphite_carried_dependence_level_k): Free unused objects before
512 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
513 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
514 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
515 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
516 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
518 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
520 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
521 Early return without analyzing the data dependences if no
522 transform has been done. Call restore_scattering if the transform
524 (graphite-interchange.c): Same.
525 * graphite-poly.c (print_scattering_function): Test for
527 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
528 (apply_poly_transforms): Do not gcc_assert that
529 the transform is legal.
530 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
531 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
532 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
533 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
534 * graphite-poly.h (struct poly_scattering): New.
535 (struct poly_bb): Add original, transformed, and saved fields.
536 Remove transformed_scattering, original_scattering,
537 nb_local_variables and nb_scattering_transform fields.
538 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
539 (poly_scattering_new): New.
540 (poly_scattering_free): New.
541 (poly_scattering_copy): New.
542 (store_scattering_pbb): New.
543 (store_scattering): New.
544 (restore_scattering_pbb): New.
545 (restore_scattering): New.
546 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
547 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
549 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
551 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
554 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
556 * Makefile.in (graphite.o): Depends on PREDICT_H.
557 * graphite.c: Include predict.h.
558 (graphite_finalize): Call tree_estimate_probability.
559 * predict.c (predict_loops): Do not call scev_initialize and
561 (tree_estimate_probability_bb): New.
562 (tree_estimate_probability): Do not initialize loops: move that
563 code to the driver. Call tree_estimate_probability_bb.
564 (tree_estimate_probability_driver): New.
565 (pass_profile): Use tree_estimate_probability_driver.
566 * predict.h (tree_estimate_probability): Declared.
568 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
570 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
571 * graphite-dependences.c (graphite_legal_transform): Add time to
572 TV_GRAPHITE_DATA_DEPS.
573 (dependency_between_pbbs_p): Same.
574 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
576 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
578 PR rtl-optimization/41033
579 * alias.c (nonoverlapping_component_refs_p): Punt when strict
580 aliasing is disabled.
582 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
584 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
585 si_mask_operand, and_load_operand, low_bitmask_operand,
586 and_reg_operand, and_operand): New predicates.
587 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
588 * config/mips/mips.c (and_operands_ok): New function.
589 * config/mips/mips-protos.h (and_operands_ok): Declare it.
590 * config/mips/mips.md (move_type): Add ext_ins and logical.
592 (and<mode>3): Use and_reg_operand as the second operand's predicate.
593 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
594 shift_shift. Remove commutative constraint modifier.
595 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
597 (*clear_upper32_dext): Remove define_insn_and_split.
598 (*clear_upper32): Turn this define_insn_and_split ...
599 (splitter for ANDing register with 0xffff_ffff): .. into this.
601 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
603 * combine.c (try_widen_shift_mode): Factor out code to check if an
604 integer constant is a low-order bitmask from here ...
605 * rtlanal.c (low_bitmask_len): ... to here.
606 * rtl.h (low_bitmask_len): Declare.
608 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
611 * config/alpha/alpha.md (addsi3): Remove expander.
612 (addsi3): Rename from *addsi3_internal insn pattern.
613 (subsi3): Remove expander.
614 (subsi3): Rename from *subsi3_internal insn pattern.
616 2009-08-11 Douglas B Rupp <rupp@gnat.com>
618 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
621 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
622 Eric Botcazou <botcazou@adacore.com>
623 Douglas B Rupp <rupp@gnat.com>
625 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
626 that records that fit in 64 bits are returned by immediate value,
627 as required by OpenVMS Calling Standard.
628 (function_value): Adjust for above modification.
629 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
630 virtual_incoming_args_rtx as base object, not next_arg.
631 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
633 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
635 * reload.c (find_reloads_subreg_address): Check the original
636 req_equiv_mem address to detect the case where an address is
637 not valid in the outer mode.
639 2009-08-11 Richard Guenther <rguenther@suse.de>
642 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
644 2009-08-10 Douglas B Rupp <rupp@gnat.com>
646 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
647 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
649 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
650 Douglas B Rupp <rupp@gnat.com>
652 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
653 PT_STACK when frame_pointer_needed on OpenVMS.
654 (alpha_pv_save_size, alpha_using_fp): Remove.
655 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
656 with proper processing for PT_NULL.
657 (alpha_vms_initial_elimination_offset): New function. Support for
658 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
659 (alpha_sa_size): Force procedure type to PT_STACK when
660 frame_pointer_needed on OpenVMS.
661 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
662 (alpha_using_fp): Likewise.
663 (alpha_vms_can_eliminate): Add prototype.
664 (alpha_vms_initial_elimination_offset): Likewise.
665 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
666 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
668 2009-08-10 Eric Botcazou <botcazou@adacore.com>
669 Douglas B Rupp <rupp@gnat.com>
671 * config/alpha/alpha.c (common_object_handler): New function.
672 (vms_attribute_table): Declare a single attribute "common_object".
673 (vms_output_aligned_decl_common): New global function.
674 (SECTION_VMS_OVERLAY): Delete.
675 (SECTION_VMS_GLOBAL): Likewise.
676 (SECTION_VMS_INITIALIZE): Likewise.
677 (vms_asm_named_section): Remove support for above flags.
678 (vms_section_type_flags): Delete.
679 (TARGET_SECTION_TYPE_FLAGS): Likewise.
680 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
681 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
682 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
684 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
687 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
688 (sub_ddmmss): Likewise.
690 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
693 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
696 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
699 * reload1.c (reload_as_needed): Use cancel_changes to completely
700 undo a failed replacement attempt.
702 2009-08-10 Richard Guenther <rguenther@suse.de>
705 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
706 (useless_type_conversion_p): ... here. Require pointer targets
709 2009-08-10 Dodji Seketeli <dodji@redhat.com>
712 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
713 loose the original type of the statement list.
715 2009-08-09 Douglas B Rupp <rupp@gnat.com>
717 * config/alpha/alpha.c: Include libfuncs.h
718 (avms_asm_output_extern): New function.
719 (alpha_init_libfuncs): Init some decc libfuncs.
720 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
721 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
722 (DO_CRTL_NAMES): Define.
724 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
725 (LONG_TYPE_SIZE): Define.
726 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
727 (SUBTARGET_SWITCHES): Define malloc64 switch.
728 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
729 (MASK_RETURN_ADDR): Define.
730 doc/invoke.texi (mmalloc64): Document switch.
732 2009-08-09 Olivier Hainque <hainque@adacore.com>
733 Douglas B Rupp <rupp@gnat.com>
735 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
736 uses_condition_handler.
737 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
738 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
739 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
740 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
741 (code_for_builtin): New insn codes for the new alpha_builtins.
742 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
743 (alpha_sa_size): Account for uses_condition_handler.
744 (alpha_expand_prologue): Likewise.
745 (alpha_start_function): Likewise.
746 (alpha_expand_epilogue): Likewise.
747 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
748 establish/revert expanders.
749 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
750 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
751 New expander, resorting to the alpha.c associated function.
752 (builtin_revert_vms_condition_handler): Likewise.
753 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
754 __gcc_shell_handler, the static VMS condition handler used as
755 an indirection wrapper to the current dynamically established
757 * config/alpha/vms-unwind.h: Complete rewrite.
758 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
759 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
761 2009-08-09 Eric Botcazou <botcazou@adacore.com>
762 Douglas B Rupp <rupp@gnat.com>
764 * config/alpha/alpha.c (alpha_links): Add 'target' field.
765 (alpha_need_linkage): Handle aliases. Return function symbol.
766 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
767 Use ultimate alias target for the linkage name.
768 * config/alpha/alpha.md (movmemdi): Use the symbol returned
769 by alpha_need_linkage for the function symbol.
770 (setmemdi): Likewise.
772 2009-08-09 Douglas B Rupp <rupp@gnat.com>
774 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
775 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
776 (ASM_WEAKEN_LABEL): Define.
777 (CRT_CALL_STATIC_FUNCTION): Define.
778 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
779 (ENDFILE_SPEC): Define.
780 (INIT_SECTION_ASM_OP): Define.
781 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
782 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
784 (MULTILIB_OSDIRNAMES): Define.
785 (shlib_version): Define.
787 (SHLIB_OBJS): Define.
788 (SHLIB_NAME): Define.
789 (SHLIB_MULTILIB): Define.
790 (SHLIB_INSTALL): Define.
791 (SHLIB_SYMVEC): Define.
792 (SHLIB_SYMVECX2): Define.
793 (SHLIB_LINK): Define.
795 2009-08-09 Douglas B Rupp <rupp@gnat.com>
797 * config/alpha/alpha.c (alpha_initialize_trampoline):
798 Initialize VMS trampoline IAW ABI for bounded procedure calls.
799 (alpha_start_function): Emit transfer address on nested functions
800 for VMS trampoline call.
801 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
802 since no longer used.
803 * config/alpha/vms-tramp.asm: Remove.
804 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
805 since now only data initialized at runtime.
807 2009-08-09 Douglas B Rupp <rupp@gnat.com>
809 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
810 (LINK_GCC_C_SEQUENCE_SPEC): Define.
811 (MD_EXEC_PREFIX): Remove, no longer used.
812 (MD_STARTFILE_PREFIX): Likewise.
813 (INCLUDE_DEFAULTS): Likewise.
814 * config/alpha/t-vms:
815 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
817 2009-08-09 Richard Guenther <rguenther@suse.de>
819 PR tree-optimization/41016
820 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
821 (operand_precision): Remove.
822 (integral_operand_p): Likewise.
823 (recognize_single_bit_test): Adjust.
825 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
827 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
828 operation overflows. Likewise non-cast unary arithmetic.
829 If one arm of a conditional expression is always taken,
830 inhibit evaluation warnings for the other arm. Likewise inhibit
831 evaluation warnings for the second && or || operand if the first
832 operand is enough to determine the result.
833 * c-typeck.c (build_conditional_expr): Apply the same inhibition
835 (build_binary_op): Prevent duplicate evaluation warnings.
837 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
839 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
840 and destination have different modes, Use promote_mode to
841 determine the signedness of the conversion. Assert that the
842 promoted source mode matches the destination mode. Don't pass
843 the destination and destination mode to expand_expr if the source
844 mode is different. Simplify conversion logic.
846 2009-08-09 Ira Rosen <irar@il.ibm.com>
848 PR tree-optimization/41008
849 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
850 from condition only in case it's a comparison. Adjust checks.
852 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
854 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
855 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
856 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
857 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
858 (dump_cand): Handle them.
859 (struct iv_cand): New members COST_STEP and AINC_USE.
860 (stmt_after_increment): Likewise.
861 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
862 callers changed. Use gimple_uid comparison instead of scanning.
863 (add_candidate_1): When looking for identical candidates, take
864 AINC_USE into account. Set it for new candidates.
865 (force_expr_to_var_cost): Cast target_spill_cost to int.
866 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
867 All callers changed. Check for availability of autoinc addressing
868 modes, both in general for a given mode, and in the specific use case.
869 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
871 (get_computation_cost): Likewise.
872 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
873 add_autoinc_candidates): New static functions.
874 (add_candidate): Call add_autoinc_candidates for candidates based on
876 (find_iv_candidates): Call set_autoinc_for_original_candidates.
877 (determine_use_iv_cost_address): If we have an autoinc candidate at
878 the matching use, verify autoinc is possible and subtract the cost
879 of the candidate's step from the cost.
880 (determine_iv_cost): Record the cost of the increment in the COST_STEP
881 member of the candidate.
882 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
883 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
885 2009-08-09 Douglas B Rupp <rupp@gnat.com>
887 * config.build (ia64-hp-*vms*): New target.
888 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
890 * config.gcc (ia64-hp-*vms*): New target.
891 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
893 * config.host (ia64-hp-*vms*): New target.
894 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
897 2009-08-08 Richard Guenther <rguenther@suse.de>
899 PR tree-optimization/40991
900 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
902 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
904 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
905 mode check. Do truncations in an integer mode.
906 (force_to_mode): Handle subregs for all mode types. Only do
907 arithmetic simplifications on integer modes.
909 2009-08-07 Richard Guenther <rguenther@suse.de>
911 PR tree-optimization/40999
912 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
913 (maybe_fold_reference): Lookup constant initializers.
914 (fold_gimple_assign): Likewise.
916 2009-08-07 Richard Guenther <rguenther@suse.de>
918 * tree-ssa.c (useless_type_conversion_p_1): Only for types
919 that require structural equality defer to the langhook.
921 2009-08-07 Martin Jambor <mjambor@suse.cz>
923 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
925 (struct ipa_pass_through_data): New type.
926 (struct ipa_ancestor_jf_data): New type.
927 (union jump_func_value): Removed field formal_id, added fields
928 pass_through and ancestor.
929 (struct ipa_param_call_note): Changed type of formal_id to int from
931 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
932 operations jump functions and ancestor jump functions.
933 (compute_complex_pass_through): New function.
934 (compute_scalar_jump_functions): Call compute_complex_pass_through,
935 reflect changes in the jump function strucutre.
936 (update_jump_functions_after_inlining): Ignore complex pass-through
937 and ancestor jump functions.
938 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
939 polynomial pass-through with operation jump functions.
941 2009-08-07 Jakub Jelinek <jakub@redhat.com>
943 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
944 fde->dw_fde_begin as begin label instead of hot/cold label.
945 Use LLSDAC label instead of LLSDA for second section lsda.
946 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
947 label instead of LLSDA if it is true.
948 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
950 * except.c (add_call_site, dw2_size_of_call_site_table): Add
951 SECTION argument. Use it as index into crtl->eh.call_site_record
953 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
954 use it to determine how to print table entries instead of using
955 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
956 label instead of normal begin label as base.
957 (sjlj_assign_call_site_values): Adjust add_call_site caller.
958 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
959 ensure no EH range spans between sections and that landing pads
960 are always in the corresponding section.
961 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
962 for crtl->eh.call_site_record being an array rather than scalar.
963 (output_one_function_exception_table): New function, copied
964 from output_function_exception_table. Adjust
965 dw2_size_of_call_site_table, dw2_output_call_site_table
966 callers. For SECOND section use *C suffixed labels.
967 (output_function_exception_table): Call
968 output_one_function_exception_table and, when doing hot/cold
969 partitioning, also another time for the second section.
970 * opts.c: Include except.h.
971 (decode_options): Allow -freorder-blocks-and-partition with
972 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
973 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
974 * function.h (struct rtl_eh): Change call_site_record from
975 scalar into array of 2 elements.
977 2009-08-07 Martin Jambor <mjambor@suse.cz>
979 * ipa-prop.c (count_formal_params_1): New function.
980 (ipa_get_vector_of_formal_parms): New function.
981 (get_vector_of_formal_parm_types): New function.
982 (ipa_modify_formal_parameters): New function.
983 (ipa_modify_call_arguments): New function.
984 (index_in_adjustments_multiple_times_p): New function.
985 (ipa_combine_adjustments): New function.
986 (ipa_dump_param_adjustments): New function.
987 * ipa-prop.h (struct ipa_parm_adjustment): New type.
988 (ipa_get_vector_of_formal_parms): Declare.
989 (ipa_modify_formal_parameters): Declare.
990 (ipa_modify_call_arguments): Declare.
991 (ipa_combine_adjustments): Declare.
992 (ipa_dump_param_adjustments): Declare.
993 (build_ref_for_offset): Declare.
994 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
995 * tree-sra.c: Include ipa-prop.c.
996 (build_ref_for_offset): Make public.
998 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
1000 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
1002 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
1004 * gcc/doc/extend.texi (__builtin_extract_return_address)
1005 (__builtin_frob_return_address): Document.
1007 2009-08-06 Paul Brook <paul@codesourcery.com>
1009 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
1010 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
1011 implementation on ARMv6-M.
1013 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1015 * doc/extend.texi (pcs): Document new attribute for ARM.
1017 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1019 * arm.c (pcs_attribute_args): Comment out unsupported attribute
1022 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1024 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
1027 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1029 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
1031 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1033 Merge ARM/hard_vfp_branch to trunk.
1035 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
1037 * arm.c (libcall_eq): New function.
1038 (libcall_hash): New function.
1039 (add_libcall): New function.
1040 (arm_libcall_uses_aapcs_base): New function.
1041 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
1042 libcalls using the base PCS.
1043 (arm_init_cumulative_args): Likewise.
1045 2009-07-20 Joseph Myers <joseph@codesourcery.com>
1047 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
1048 Use base ABI for conversion libfuncs between HFmode and SFmode.
1050 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1052 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
1053 V4SImode as representatives of all 64-bit and 128-bit vector
1054 types. Allow vector types without vector modes.
1055 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
1056 without vector modes like BLKmode.
1057 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
1058 BLKmode. Avoid unsupported vector modes or TImode moves for
1060 (aapcs_vfp_allocate_return_reg): Likewise.
1061 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
1062 V8QImode if TARGET_NEON || TARGET_IWMMXT.
1064 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1066 * config/arm/arm.c (arm_handle_pcs_attribute): New.
1067 (arm_get_pcs_model): Pass attribute arguments to
1068 arm_pcs_from_attribute.
1069 (arm_init_cumulative_args): Use base AAPCS for conversions from
1070 floating-point types to DImode.
1071 (arm_attribute_table): Add pcs attribute.
1072 (arm_handle_pcs_attribute): New.
1073 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
1074 conversions from floating-point types to DImode, also declare them
1075 to use base AAPCS and declare functions they call to use base
1076 AAPCS and their RTABI names.
1078 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1080 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
1081 -mfloat-abi=hard not being supported for VFP.
1083 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
1085 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
1086 SYMBOL_REF to hard_libcall_value.
1088 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1089 Richard Earnshaw <rearnsha@arm.com>
1091 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
1092 has been put on the stack, all remaining co-processory arguments for
1093 that co-processor also go on the stack.
1095 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1097 * config/arm/arm.c (arm_return_in_memory): Handle returning
1098 vectors of suitable size in registers also for AAPCS case.
1100 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
1102 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
1104 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
1106 ARM Hard-VFP calling convention
1107 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
1108 * target.h (gcc_target): Add libcall_value to table of call hooks.
1109 * targhooks.h (default_libcall_value): Default implementation.
1110 * targhooks.c (default_libcall_value): Likewise.
1111 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
1112 * optabs.c (expand_unop): Use it.
1113 * expr.h (hard_libcall_value): Pass the function RTX through.
1114 * calls.c (emit_library_call_value_1): Update call to
1116 * explow.c (hard_libcall_value): Use new target hook.
1117 * testsuite/lib/target-supports.exp
1118 (check_effective_target_arm_hard_vfp_ok): New hook.
1119 (check_effective_target_arm_neon_ok): Improve test for neon
1121 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
1122 * config/arm/arm.c: Include cgraph.h
1123 (TARGET_FUNCTION_VALUE): Override default hook.
1124 (arm_pcs_default): New variable.
1125 (arm_override_options): Don't fault hard calling convention with VFP.
1126 Add support for AAPCS variants.
1127 (arm_function_value): Make static. Handle AAPCS variants.
1128 (arm_libcall_value): New function.
1129 (arm_apply_result_size): Handle VFP registers in results.
1130 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
1132 (pcs_attribute_args): New variable.
1133 (arm_pcs_from_attribute): New function.
1134 (arm_get_pcs_model): New function.
1135 (aapcs_vfp_cum_init): New function.
1136 (aapcs_vfp_sub_candidate): New function.
1137 (aapcs_vfp_is_return_candidate): New function.
1138 (aapcs_vfp_is_call_candidate): New function.
1139 (aapcs_vfp_allocate): New function.
1140 (aapcs_vfp_allocate_return_reg): New function.
1141 (aapcs_vfp_advance): New function.
1142 (aapcs_cp_arg_layout): New variable.
1143 (aapcs_select_call_coproc): New function.
1144 (aapcs_select_return_coproc): New function.
1145 (aapcs_allocate_return_reg): New function.
1146 (aapcs_libcall_value): New function.
1147 (aapcs_layout_arg): New function.
1148 (arm_init_cumulative_args): Initialize AAPCS args data.
1149 (arm_function_arg): Handle AAPCS variants using new interface.
1150 (arm_arg_parital_bytes): Likewise.
1151 (arm_function_arg_advance): New function.
1152 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
1153 calling conventions.
1154 (arm_setup_incoming_varargs): Handle new AAPCS args data.
1155 * arm.h (NUM_VFP_ARG_REGS): Define.
1156 (LIBCALL_VALUE): Update.
1157 (FUNCTION_VALUE): Delete.
1158 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
1159 (arm_pcs): New enum.
1160 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
1161 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
1162 (FUNCTION_ARG_REGNO_P): Add VFP regs.
1163 * arm-protos.h (arm_function_arg_advance): Add.
1164 (aapcs_libcall_value): Add.
1165 (arm_function_value): Delete.
1167 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
1168 H.J. Lu <hongjiu.lu@intel.com>
1171 * config/i386/i386.c (standard_sse_mode_p): Remove.
1172 (standard_sse_constant_p): Return 2 for integer mode
1173 vector_all_ones_operand when SSE2 is enabled.
1174 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
1175 (ix86_expand_vector_move): Do not check for negative values from
1176 standard_sse_constant_p.
1178 2009-08-06 Richard Guenther <rguenther@suse.de>
1180 * tree-ssa.c (useless_type_conversion_p_1): Make function and
1181 array type comparisons frontend independent.
1182 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
1183 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
1184 out array reference lower bound and element size operands.
1185 (ao_ref_init_from_vn_reference): Properly compute the offset
1186 for ARRAY_RANGE_REF.
1187 (vn_reference_fold_indirect): Fill out array reference lower
1188 bound and element size operands.
1189 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
1190 a non gimple valued reference operand which can happen for
1191 array reference lower bound or element size.
1192 (create_component_ref_by_pieces_1): Properly generate the
1193 element size operand for array references.
1195 2009-08-06 Richard Guenther <rguenther@suse.de>
1197 PR tree-optimization/40964
1198 * tree.c (iterative_hash_host_wide_int): Export.
1199 * tree.h (iterative_hash_host_wide_int): Declare.
1200 * tree-ssa-structalias.c (heapvar_map): New struct.
1201 (heapvar_map_eq): New function.
1202 (heapvar_map_hash): Likewise.
1203 (heapvar_lookup): Adjust.
1204 (heapvar_insert): Likewise.
1205 (make_constraint_from_heapvar): Allow multiple heap variables
1206 per decl at different offsets.
1207 (init_alias_heapvars): Adjust.
1209 2009-08-04 David Daney <ddaney@caviumnetworks.com>
1211 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
1212 * mips_output_sync_loop (mips_output_sync_loop): Only emit
1213 trailing sync if TARGET_SYNC_AFTER_SC.
1215 2009-08-05 David Daney <ddaney@caviumnetworks.com>
1217 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
1218 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
1219 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
1220 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
1221 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1222 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1223 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1224 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
1225 test_and_set_12): Rewrite calls to mips_output_sync_loop.
1226 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
1227 the prototype declaration match the definition.
1228 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
1229 instructions explicitly. Add barrier_before and operands
1231 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
1232 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
1233 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
1234 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1235 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
1236 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
1238 2009-08-05 Andrew Pinski <pinskia@gmail.com>
1240 * tree-ssa-alias.c: Fix intervals to use [) syntax.
1242 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
1243 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1246 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
1249 2009-08-05 Jakub Jelinek <jakub@redhat.com>
1251 PR rtl-optimization/40924
1252 * dse.c (canon_address): Before calling cselib_expand_value_rtx
1253 make sure canon_rtx (mem_address) isn't simpler than
1254 canon_rtx (expanded_mem_address).
1256 2009-08-05 Li Feng <nemokingdom@gmail.com>
1258 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
1260 (build_scop_drs): Build alias set for each SCoP.
1262 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
1264 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
1265 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
1266 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
1267 (MIPS_ARCH_FLOAT_SPEC): Likewise.
1268 (BASE_DRIVER_SELF_SPECS): Likewise.
1270 2009-08-04 Andrew Pinski <pinskia@gmail.com>
1272 * tree-ssa-alias.c: Fix some comment typos.
1274 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
1276 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
1277 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
1279 2009-08-03 Janis Johnson <janis187@us.ibm.com>
1282 * simplify-rtx.c (simplify_binary_operation_1): Disable
1283 simplifications for decimal float operations.
1285 2009-08-03 Jakub Jelinek <jakub@redhat.com>
1288 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
1289 operand of INDIRECT_REF.
1291 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
1293 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
1294 constants referencing TLS symbols.
1296 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1298 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
1299 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
1301 2009-08-03 Richard Guenther <rguenther@suse.de>
1303 * tree.c (make_vector_type): Build a main variant first,
1304 get the canonical one and then build the variant.
1305 * tree-ssa.c (useless_type_conversion_p_1): Handle
1307 (useless_type_conversion_p): Conversions to pointers to
1308 incomplete record types are useless.
1310 2009-08-03 Richard Guenther <rguenther@suse.de>
1312 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
1313 file will be created.
1314 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
1315 * toplev.c (compile_file): Adjust comment.
1317 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
1319 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
1320 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
1321 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1322 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1323 (sh_promote_function_mode): Fix typo.
1325 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
1327 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
1329 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1331 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
1332 declaration arguments.
1334 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
1336 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
1337 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
1338 (ix86_split_ashl): Ditto.
1339 (ix86_expand_vector_init_one_nonzero): Ditto.
1340 (ix86_expand_vector_set): Ditto.
1341 (ix86_expand_reduc_v4sf): Ditto.
1343 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
1345 * explow.c (promote_function_mode): Remove assert.
1346 * config/sh/sh.c (sh_promote_function_mode): Declare.
1348 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1350 * config/pa/pa.c (pa_promote_function_mode): Declare.
1351 Change to static. Fix promote_mode call.
1353 * gthr-dce.h (CONST_CAST2): Define if not defined.
1354 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
1356 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
1358 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
1360 * expr.c (store_constructor): Use promote_decl_mode. Remove
1361 now write-only variable unsignedp.
1362 (expand_expr_real_1): Use promote_decl_mode.
1363 * expr.h (promote_function_mode, promote_decl_mode): New.
1364 (promote_mode): Remove last argument.
1365 * function.c (assign_temp): Drop last argument of promote_mode.
1366 (assign_parm_find_data_types): Use promote_function_mode.
1367 (assign_parm_setup_reg): Likewise.
1368 (expand_function_end): Use promote_function_mode.
1369 * calls.c (initialize_argument_information): Use promote_function_mode.
1370 (precompute_arguments): Use promote_mode instead of checking if
1371 only PROMOTE_FUNCTION_MODE is defined.
1372 (expand_call): When making sibcall decisions, use promote_function_mode.
1373 Below, remove an if for targetm.calls.promote_function_return and
1374 and use promote_function_mode.
1375 (emit_library_call_value_1): Use promote_function_mode, fix bug
1376 where promote_mode was passed FOR_CALL == 0 for a return value in an
1378 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1379 * explow.c (promote_function_mode, promote_decl_mode): New.
1380 (promote_mode): Keep only the FOR_CALL == 0 case.
1381 * combine.c (setup_incoming_promotion): Remove test of
1382 promote_function_args. Use promote_function_mode.
1383 * stmt.c (expand_value_return): Use promote_decl_mode.
1384 (expand_decl): Use promote_decl_mode.
1386 * expr.c (store_constructor): Use promote_decl_mode. Remove
1387 now write-only variable unsignedp.
1388 (expand_expr_real_1): Use promote_decl_mode.
1389 * expr.h (promote_function_mode, promote_decl_mode): New.
1390 (promote_mode): Remove last argument.
1391 * function.c (assign_temp): Drop last argument of promote_mode.
1392 (assign_parm_find_data_types): Use promote_function_mode.
1393 (assign_parm_setup_reg): Likewise.
1394 (expand_function_end): Use promote_function_mode.
1395 * calls.c (initialize_argument_information): Use promote_function_mode.
1396 (precompute_arguments): Use promote_mode instead of checking if
1397 only PROMOTE_FUNCTION_MODE is defined.
1398 (expand_call): When making sibcall decisions, use promote_function_mode.
1399 Below, remove an if for targetm.calls.promote_function_return and
1400 and use promote_function_mode.
1401 (emit_library_call_value_1): Use promote_function_mode, fix bug
1402 where promote_mode was passed FOR_CALL == 0 for a return value in an
1404 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1405 * explow.c (promote_function_mode, promote_decl_mode): New.
1406 (promote_mode): Keep only the FOR_CALL == 0 case.
1407 * combine.c (setup_incoming_promotion): Remove test of
1408 promote_function_args. Use promote_function_mode.
1409 * stmt.c (expand_value_return): Use promote_decl_mode.
1410 (expand_decl): Use promote_decl_mode.
1412 * explow.c (promote_function_mode): Just call the target hook.
1413 * targhooks.c (default_promote_function_mode,
1414 default_promote_function_mode_always_promote): New.
1415 * targhooks.h (default_promote_function_mode,
1416 default_promote_function_mode_always_promote): Declare.
1417 * target.h (promote_function_args, promote_function_return): Remove.
1418 (promote_function_mode): New.
1419 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1420 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1421 (TARGET_PROMOTE_FUNCTION_MODE): New.
1422 (TARGET_CALLS): Adjust.
1423 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1424 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1426 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1427 * config/s390/s390.c (s390_promote_function_mode): ... here,
1428 with pointer handling.
1429 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1430 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1432 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1433 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1434 with pointer handling.
1435 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1436 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1438 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1439 * config/sh/sh.c (sh_promote_function_mode): New.
1440 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1441 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1443 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1444 * config/cris/cris.c (cris_promote_function_mode): ... here.
1445 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1446 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1448 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1449 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1450 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1451 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1453 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1454 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1455 complex type handling.
1456 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1457 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1459 * config/pa/pa.c (pa_promote_function_mode): New.
1460 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1461 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1463 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1464 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1465 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1466 * config/xtensa/xtensa.c: Likewise.
1467 * config/stormy16/stormy16.c: Likewise.
1468 * config/iq2000/iq2000.c: Likewise.
1469 * config/rs6000/rs6000.c: Likewise.
1470 * config/picochip/picochip.c: Likewise.
1471 * config/arc/arc.c: Likewise.
1472 * config/mcore/mcore.c: Likewise.
1473 * config/score/score.c: Likewise.
1474 * config/mips/mips.c: Likewise.
1475 * config/bfin/bfin.c: Likewise.
1476 * config/ia64/ia64.c: Likewise (disabled though).
1478 * config/frv/frv.h: Remove pointless remark.
1480 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1481 TARGET_PROMOTE_FUNCTION_ARGS,
1482 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1483 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1485 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1487 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1488 -floop-parallelize-all.
1489 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1490 flag_loop_parallelize_all.
1491 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1492 * graphite.c (graphite_transform_loops): Same.
1494 * graphite-poly.c (apply_poly_transforms): Same.
1496 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1498 PR tree-optimization/40914
1499 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1500 if set, then check the delta field of the PMF record.
1501 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1502 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1503 call is stored in the delta.
1505 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1507 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1509 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1511 * config/i386/bsd.h (ASM_BYTE): New define.
1512 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1513 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1514 .byte. Use fputs or putc instead of fprintf where appropriate.
1515 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1516 fputs or putc instead of fprintf where appropriate.
1517 * config/i386/i386elf.h: Ditto.
1518 * config/i386/sysv4.h: Ditto.
1520 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1521 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1522 (*tls_global_dynamic_64): Ditto.
1524 2009-07-31 Christian Bruel <christian.bruel@st.com>
1526 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1528 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1530 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1531 Remove dead code for MINUS.
1533 2009-07-31 Anthony Green <green@moxielogic.com>
1535 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1537 (moxie_expand_epilogue): Ditto for epilogue.
1538 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1540 (moxie_function_arg): Ditto.
1541 (moxie_pass_by_reference): Ditto.
1542 (moxie_arg_partial_bytes): Ditto.
1543 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1544 (FUNCTION_ARG_ADVANCE) Ditto.
1545 (REG_PARM_STACK_SPACE) Ditto.
1546 (FUNCTION_ARG_REGNO_P) Dito.
1548 * config.gcc: Add moxie linux config support.
1549 * gcc/config/moxie/uclinux.h: New file.
1551 2009-07-31 DJ Delorie <dj@redhat.com>
1553 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1554 (UNSPECV_SP_SWITCH_E): New.
1555 (sp_switch_1): Change to an unspec.
1556 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1558 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1559 reference the new stack's address
1561 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1563 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1564 graphite-clast-to-gimple.o, graphite-dependences.o,
1565 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1566 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1567 (graphite-blocking.o,
1568 graphite-clast-to-gimple.o, graphite-dependences.o,
1569 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1570 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1571 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1572 * cfgloop.h (struct loop): Add can_be_parallel field.
1573 * common.opt (fgraphite-identity): Moved up.
1574 (fgraphite-force-parallel): New flag.
1575 * graphite.c: Rewrite.
1576 * graphite.h: Rewrite.
1577 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1579 * toplev.c (graphite_out_file): New file descriptor.
1580 (graphite_in_file): New.
1581 (process_options): flag_graphite_force_parallel cannot be used without
1583 * tree-ssa-loop.c: Include toplev.h.
1584 (gate_graphite_transforms): Enable flag_graphite for
1585 flag_graphite_force_parallel.
1587 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1589 * ChangeLog.graphite: New.
1590 * graphite-blocking.c: New.
1591 * graphite-clast-to-gimple.c: New.
1592 * graphite-clast-to-gimple.h: New.
1593 * graphite-dependences.c: New.
1594 * graphite-dependences.h: New.
1595 * graphite-interchange.c: New.
1596 * graphite-poly.c: New.
1597 * graphite-poly.h: New.
1598 * graphite-ppl.c: New.
1599 * graphite-ppl.h: New.
1600 * graphite-scop-detection.c: New.
1601 * graphite-scop-detection.h: New.
1602 * graphite-sese-to-poly.c: New.
1603 * graphite-sese-to-poly.h: New.
1607 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1609 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1610 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1612 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1614 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1615 (scev_is_linear_expression): Return false if the evolution is not
1616 affine multivariate.
1618 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1620 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1621 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1623 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1625 * tree-data-ref.c (debug_data_references): New.
1626 (debug_data_reference): New.
1627 * tree-data-ref.h (debug_data_references): Declared.
1628 (debug_data_reference): Declared.
1630 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1632 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1633 * tree-data-ref.h (scop_p): Removed.
1634 (struct data_reference): Remove field scop.
1636 (stmt_simple_memref_p): Removed.
1638 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1640 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1641 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1644 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1646 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1648 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1650 * doc/invoke.texi (-fgraphite-identity): Documented.
1652 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1654 * tree-scalar-evolution.c: Fix comment.
1655 (instantiate_scev_1): Return unknow from scev instantiation if the
1656 result is not above instantiate_below.
1658 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1660 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1661 static anymore. Instantiate the symbols that may have been introduced
1663 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1666 2009-07-30 DJ Delorie <dj@redhat.com>
1668 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1669 .vliw directive to VLIW sections.
1671 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1673 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1675 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1676 (AUTOHEADER): New variable.
1677 ($(srcdir)/cstamp-h.in): Use it.
1679 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1680 Pat Haugen <pthaugen@us.ibm.com>
1681 Revital Eres <ERES@il.ibm.com>
1683 * config/rs6000/vector.md (VEC_F): Add VSX support.
1687 (vector_load_<mode>): Ditto.
1688 (vector_store_<mode>): Ditto.
1689 (vector GPR move split): Ditto.
1690 (vec_reload_and_plus_<mptrsize>): Ditto.
1691 (vec_reload_and_reg_<mptrsize>): Ditto.
1692 (add<mode>3): Ditto.
1693 (sub<mode>3): Ditto.
1694 (mul<mode>3): Ditto.
1695 (neg<mode>2): Ditto.
1696 (abs<mode>2): Ditto.
1697 (smin<mode>3): Ditto.
1698 (smax<mode>3): Ditto.
1699 (vector_eq<mode>): Ditto.
1700 (vector_gt<mode>): Ditto.
1701 (vector_ge<mode>): Ditto.
1702 (vector_gtu<mode>): Ditto.
1703 (vector_select_<mode>_uns): Ditto.
1704 (vector_eq_<mode>_p): Ditto.
1705 (vector_gt_<mode>_p): Ditto.
1706 (vector_ge_<mode>_p): Ditto.
1707 (vector_gtu_<mode>_p): Ditto.
1708 (cr6_test_for_zero): Ditto.
1709 (cr6_test_for_zero_reverse): Ditto.
1710 (cr6_test_for_lt): Ditto.
1711 (cr6_test_for_lt_reverse): Ditto.
1712 (xor<mode>3): Ditto.
1713 (ior<mode>3): Ditto.
1714 (and<mode>3): Ditto.
1715 (one_cmpl<mode>2): Ditto.
1716 (nor<mode>2): Ditto.
1717 (andc<mode>2): Ditto.
1718 (float<VEC_int<mode>2): Ditto.
1719 (unsigned_float<VEC_int><mode>2): Ditto.
1720 (fix_trunc<mode><VEC_int>2): Ditto.
1721 (fixuns_trunc<mode><VEC_int>2): Ditto.
1723 (vec_set<mode>): Ditto.
1724 (vec_extract<mode>): Ditto.
1725 (vec_interleave_highv4sf): Ditto.
1726 (vec_interleave_lowv4sf): Ditto.
1727 (vec_realign_load_<mode>): Ditto.
1728 (vec_shl_<mode>): Ditto.
1729 (vec_shr_<mode>): Ditto.
1730 (div<mode>3): New patterns for VSX.
1731 (vec_interleave_highv2df): Ditto.
1732 (vec_interleave_lowv2df): Ditto.
1733 (vec_pack_trunc_v2df): Ditto.
1734 (vec_pack_sfix_trunc_v2df): Ditto.
1735 (vec_pack_ufix_trunc_v2df): Ditto.
1736 (vec_unpacks_hi_v4sf): Ditto.
1737 (vec_unpacks_lo_v4sf): Ditto.
1738 (vec_unpacks_float_hi_v4si): Ditto.
1739 (vec_unpacks_float_lo_v4si): Ditto.
1740 (vec_unpacku_float_hi_v4si): Ditto.
1741 (vec_unpacku_float_lo_v4si): Ditto.
1742 (movmisalign<mode>): Ditto.
1743 (vector_ceil<mode>2): New patterns for vectorizing math library.
1744 (vector_floor<mode>2): Ditto.
1745 (vector_btrunc<mode>2): Ditto.
1746 (vector_copysign<mode>3): Ditto.
1748 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1749 predicate for setting the high bit in each word, used for copysign.
1751 * config/rs6000/ppc-asm.h (f19): Whitespace.
1752 (f32-f63): Define if VSX.
1753 (v0-v31): Define if Altivec.
1754 (vs0-vs63): Define if VSX.
1756 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1758 * config/rs6000/power7.md: New file, provide tuning parameters for
1761 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1762 (rs6000_cpu_cpp_builtins): Ditto.
1763 (altivec_overloaded_builtins): Ditto.
1764 (altivec_resolve_overloaded_builtin): Ditto.
1766 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1767 debug switch to disable vectorizing simple math builtin
1770 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1771 Vectorize simple math builtin functions.
1772 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1773 hook to vectorize math builtins.
1774 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1775 (rs6000_builtin_conversion): Add VSX/power7 support.
1776 (rs6000_builtin_vec_perm): Ditto.
1777 (vsplits_constant): Add support for loading up a vector constant
1778 with just the high bit set in each part.
1779 (rs6000_expand_vector_init): Add VSX/power7 support.
1780 (rs6000_expand_vector_set): Ditto.
1781 (rs6000_expand_vector_extract): Ditto.
1782 (rs6000_emit_move): Ditto.
1783 (bdesc_3arg): Ditto.
1784 (bdesc_2arg): Ditto.
1785 (bdesc_1arg): Ditto.
1786 (rs6000_expand_ternop_builtin): Ditto.
1787 (altivec_expand_builtin): Ditto.
1788 (rs6000_expand_unop_builtin): Ditto.
1789 (rs6000_init_builtins): Ditto.
1790 (altivec_init_builtins): Ditto.
1791 (builtin_function_type): Ditto.
1792 (rs6000_common_init_builtins): Ditto.
1793 (rs6000_handle_altivec_attribute); Ditto.
1794 (rs6000_mangle_type): Ditto.
1795 (rs6000_vector_mode_supported_p): Ditto.
1796 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1799 * config/rs6000/vsx.md: New file for VSX support.
1801 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1802 identifing values with just the most significant bit set.
1803 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1804 vectorized builtins.
1806 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1807 (UNSPEC_VRFIM): Delete.
1808 (splitter for loading up vector with most significant bit): New
1809 splitter for vectorizing copysign.
1810 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1811 vectorizing simple math functions.
1812 (altivec_vrfip): Add support for vectorizing simple math functions.
1813 (altivec_vrfim): Ditto.
1814 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1816 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1817 (power7.md, vsx.md): Include for power7 support.
1818 (copysigndf3): Use VSX instructions if -mvsx.
1819 (negdf2_fpr): Ditto.
1820 (absdf2_fpr): Ditto.
1821 (nabsdf2_fpr): Ditto.
1822 (adddf3_fpr): Ditto.
1823 (subdf3_fpr): Ditto.
1824 (muldf3_fpr): Ditto.
1825 (divdf3_fpr): Ditto.
1826 (fix_truncdfdi2_fpr): Ditto.
1827 (cmpdf_internal1): Ditto.
1828 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1829 (btruncdf2, btruncdf2_fpr): Ditto.
1830 (ceildf2, ceildf2_fpr): Ditto.
1831 (floordf2, floordf2_fpr): Ditto.
1832 (floatdidf2, floatdidf2_fpr): Ditto.
1833 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1834 (fmsubdf4_fpr): Ditto.
1835 (fnmadddf4_fpr_1): Ditto.
1836 (fnmadddf4_fpr_2): Ditto.
1837 (fnmsubdf4_fpr_1): Ditto.
1838 (fnmsubdf4_fpr_2): Ditto.
1839 (fixuns_truncdfdi2): Add expander for VSX support.
1840 (fix_truncdfdi2): Ditto.
1841 (fix_truncdfsi2): Ditto.
1843 (btruncsf2): Whitespace.
1844 (movdf_hardfloat32): Add support for VSX registers.
1845 (movdf_softfloat32): Ditto.
1846 (movdf_hardfloat64): Ditto.
1847 (movdf_hardfloat64_mfpgpr): Ditto.
1848 (movdf_softfloat64): Ditto.
1849 (movti splitters): Add check for vector registers supporting
1850 TImode in the future.
1851 (bpermd): Add power7 bpermd instruction.
1853 * config/rs6000/altivec.h (vec_div): Define if VSX.
1857 (vec_nearbyint): Ditto.
1860 (all predicates): Use the generic builtin function, and not the V4SF
1861 specific function so that the predicates will work with VSX's V2DF.
1865 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
1866 Document new VSX functions and types.
1868 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
1871 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
1872 "wa", and "j" constraints. Modify "v" to talk about Altivec
1873 instead of just vector.
1875 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
1878 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
1879 location for phi arguments.
1880 (rewrite_update_phi_arguments): Find locations for reaching defs.
1881 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1882 Add location to add_phi_arg calls.
1883 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
1884 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
1885 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
1886 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
1887 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
1888 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
1889 * tree-phinodes.c (make_phi_node): Initialize location.
1890 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
1891 (add_phi_arg): Add location parameter.
1892 (remove_phi_arg_num): Move location when moving phi argument.
1893 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
1895 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
1896 slpeel_update_phi_nodes_for_guard1,
1897 slpeel_update_phi_nodes_for_guard2,
1898 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
1899 vect_loop_versioning): Set locations.
1900 * tree-parloops.c (create_phi_for_local_result,
1901 transform_to_exit_first_loop, create_parallel_loop): Add locations.
1902 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
1903 * tree-vect-loop.c (get_initial_def_for_induction,
1904 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
1906 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
1907 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
1908 (gimple_phi_arg_set_location): New. Set locus.
1909 (gimple_phi_arg_has_location): New. Check for locus.
1910 (redirect_edge_var_map_location): New. Return locus from var_map.
1911 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
1912 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
1913 combining PHI arguments.
1914 (cond_store_replacement): Set location.
1915 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
1916 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
1917 scop_add_exit_phis_edge): Add locations.
1918 * tree-cfgcleanup.c (remove_forwarder_block,
1919 remove_forwarder_block_with_phi): Add locations.
1920 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
1921 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
1923 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
1924 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
1925 flush_pending_stmts): Add source location.
1926 * lambda-code.c (perfect_nestify): Maintain location stack with argument
1927 stack to preserve locations.
1928 * tree-vect-stmts.c (vectorizable_load): Add location.
1929 * tree-inline.c (copy_phis_for_bb): Copy locus.
1930 (setup_one_parameter): Add call locus to inlined parameter stmts.
1931 (initialize_inlined_parameters): Pass in call location as parameter
1933 (tree_function_versioning): Pass location to setup_one_parameter.
1934 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
1935 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
1936 copy and edge lists.
1937 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
1938 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
1939 locus parameter and override the stmt default if provided.
1940 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1941 elim_graph_add_edge, elim_graph_remove_succ_edge,
1942 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
1943 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
1944 eliminate_phi): Add locus info in elimination graph for each edge and
1946 (insert_backedge_copies): Copy locus if present.
1947 * tree-flow.h (struct _edge_var_map): Add locus field.
1948 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
1949 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
1950 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
1952 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
1954 2009-07-30 Martin Jambor <mjambor@suse.cz>
1956 PR tree-optimization/40570
1957 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
1960 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
1962 * ssa-loop-manip.c: Include langhooks.h.
1963 (rewrite_phi_with_iv): New.
1964 (rewrite_all_phi_nodes_with_iv): New.
1965 (canonicalize_loop_ivs): Move here from tree-parloops.c.
1966 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
1967 * tree-parloops.c (loop_parallel_p): Move out all conditions
1968 except dependency check.
1969 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
1970 (gen_parallel_loop): Call canonicalize_loop_ivs without
1971 reduction_list argument.
1972 (build_new_reduction): New.
1973 (gather_scalar_reductions): New.
1974 (try_get_loop_niter): New.
1975 (try_create_reduction_list): New.
1976 (parallleize_loops): Change the parallel conditions check.
1977 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1978 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
1980 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
1982 * opt-functions.awk (opt_args): Allow argument to be enclosed in
1984 * doc/options.texi (Option properties): Mention new quoting syntax.
1986 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1988 * config/alpha/alpha.c (alpha_start_function):
1989 Handle VMS_DEBUG_MAIN_POINTER
1990 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
1991 * doc/invoke.texi: Document -mdebug-main switch.
1993 2009-07-29 Richard Henderson <rth@redhat.com>
1995 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
1996 (cgraph_create_edge_including_clones): Likewise.
1997 * tree-inline.c (copy_bb): Operate on the correct edges
1998 when updating the callgraph.
2000 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2002 * config/alpha/vms-cc.c: Deleted.
2003 * config/alpha/vms-ld.c: Deleted.
2004 * config/alpha/t-vms64: Moved to config/vms
2005 * config/alpha/vms-crt0-64.c: Moved to config/vms
2006 * config/alpha/vms-crt0.c: Moved to config/vms
2007 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
2008 * config/alpha/vms-psxcrt0.c: Moved to config/vms
2009 * config/alpha/xm-vms.h: Moved to config/vms
2010 * config/alpha/x-vms: Moved to config/vms
2011 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
2013 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
2014 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
2016 * config/vms/t-vms64: Moved here from config/alpha
2017 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
2018 (argc,argv,envp): Enforce 32bit malloc'ing.
2019 * config/vms/vms-psxcrt0-64.c: Likewise.
2020 * config/vms/vms-crt0.c: Moved here from config/alpha.
2021 * config/vms/vms-psxcrt0.c: Likewise.
2022 * config/vms/vms-crtl-64.h: New file.
2023 * config/vms/vms-crtl.h: New file.
2024 * config/vms/vms.opt: New file.
2025 * config/vms/xm-vms64.h: New file.
2026 * config/vms/xm-vms.h: Moved here from config/alpha.
2027 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
2029 * config/vms/x-vms: Moved here from config/alpha.
2030 (version, VMS_EXTRA_PARTS): Moved to t-vms.
2031 (vms-ld.o, vms-cc.o): Removed.
2032 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
2034 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2036 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
2037 correct stack (obvious VMS fix).
2039 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2041 * dwarf2out.c (output_file_names): Output VMS style file name, size,
2042 date, version info if VMS_DEBUGGING_INFO defined.
2043 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
2044 size, date calculating code moved here.
2046 2009-07-29 Paul Brook <paul@codesourcery.com>
2048 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
2051 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
2054 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
2055 to DImode when generating insq_le insn.
2057 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2059 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
2060 New macro set for VMS_DEBUGGGING_INFO.
2061 (AT_string_form): Use it.
2063 2009-07-28 DJ Delorie <dj@redhat.com>
2065 * config/mep/mep.c (vtext_section): New.
2066 (vftext_section): New.
2067 (ftext_section): New.
2068 (mep_select_section): Add support for functions.
2069 (mep_unique_section): Likewise.
2070 (mep_asm_init_sections): Likewise.
2071 (mep_encode_section_info): Remove it from here.
2073 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
2075 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
2077 * tree.h (TREE_DEPRECATED): Document it is used for types too.
2078 (TYPE_VECTOR_OPAQUE): Use default_def_flag
2080 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2082 * dwarf2out.c (output_file_names): Test new macro
2083 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
2084 (add_comp_dir_attribute): Likewise.
2086 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
2088 * config/i386/mingw-w64.h (LINK_SPEC): Add
2089 separating space between commands.
2091 2009-07-28 Jan Hubicka <jh@suse.cz>
2093 PR tree-optimization/40759
2094 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
2097 2009-07-27 DJ Delorie <dj@redhat.com>
2099 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
2100 types are dword-aligned.
2101 (mep_expand_va_start): Likewise.
2103 2009-07-27 Olivier Hainque <hainque@adacore.com>
2104 Douglas B Rupp <rupp@gnat.com>
2106 * convert.c (convert_to_pointer): Don't assume the target
2107 pointer type is POINTER_SIZE long. Fetch its precision instead.
2109 2009-07-27 Douglas B Rupp <rupp@gnat.com>
2111 * system.h (fopen): Undefine if macro.
2113 2009-07-27 Jakub Jelinek <jakub@redhat.com>
2115 * dwarf2out.c (output_cfi_p): Removed.
2116 (output_cfis): New function.
2117 (output_fde): New function, split from output_call_frame_info.
2118 (output_call_frame_info): Use it.
2119 (dwarf2out_switch_text_section): Use output_cfis.
2121 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2123 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
2124 TARGET_BI_ARCH is specified without enabling SJLJ.
2125 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
2126 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
2128 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
2130 * arm.md (negdi2): Use DImode if forcing a value into a register.
2132 2009-07-26 Ira Rosen <irar@il.ibm.com>
2134 PR tree-optimization/40801
2135 * tree-vect-stmts.c (vectorizable_call): Get previous copy
2136 of vector operand from the previous copy of vector statement.
2137 Pass the correct definition type value to
2138 vect_get_vec_def_for_stmt_copy().
2140 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2142 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
2143 const char ** conversion.
2145 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2147 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
2148 fancy_abort() if !ENABLE_ASSERT_CHECKING.
2149 (gcc_unreachable): Invoke __builtin_unreachable() if
2150 !ENABLE_ASSERT_CHECKING.
2152 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2154 PR rtl-optimization/40445
2155 * emit-rtl.c (next_nonnote_insn_bb): New function.
2156 * rtl.h (next_nonnote_insn_bb): Declare new function.
2157 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
2158 with no successors that is the successor of the ENTRY_BLOCK.
2159 Continue from the top after removing an empty fallthrough block.
2160 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
2161 of next_nonnote_insn.
2163 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2165 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
2167 2009-07-25 Martin Jambor <mjambor@suse.cz>
2169 * c-common.c (c_common_attribute_table): New element for noclone.
2170 (handle_noclone_attribute): New function. Forward-declare.
2171 * tree-inline.c (tree_versionable_function_p): Check for noclone
2173 * doc/extend.texi (Labels as Values): Document need for noclone.
2174 (Function Attributes): Document noclone attribute.
2176 2009-07-25 Jakub Jelinek <jakub@redhat.com>
2178 PR rtl-optimization/34999
2179 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
2180 and dw_fde_switched_cold_to_hot fields.
2181 (output_cfi_p): New function.
2182 (output_call_frame_info): If fde->dw_fde_switched_sections,
2183 output 2 FDEs instead of one with corrupted header.
2184 (dwarf2out_do_cfi_startproc): New function.
2185 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
2186 and fde->dw_fde_switched_cold_to_hot.
2187 (dwarf2out_switch_text_section): Compute
2188 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
2189 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
2190 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
2191 Otherwise, compute fde->dw_fde_switch_cfi.
2193 2009-07-24 Cary Coutant <ccoutant@google.com>
2195 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
2197 2009-07-24 Cary Coutant <ccoutant@google.com>
2199 * cfghooks.c (split_block): Copy discriminator to new block.
2200 * tree-cfg.c (assign_discriminator): Check location of last
2201 instruction in block as well as first.
2203 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
2205 * config/i386/linux.c: Use fputs or putc instead of fprintf
2207 * config/i386/gas.h: Ditto.
2208 * config/i386/x86-64.h: Ditto.
2209 * config/i386/att.h: Ditto.
2211 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2213 * expmed.c (emit_store_flag): Use a recursive call to optimize the
2216 2009-07-24 Martin Jambor <mjambor@suse.cz>
2218 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
2219 (ipa_push_func_to_list_1): Declare.
2220 (ipa_push_func_to_list): New function.
2222 * ipa-prop.c (ipa_push_func_to_list_1): New function.
2223 (ipa_init_func_list): Call ipa_push_func_to_list_1.
2224 (ipa_push_func_to_list): Removed.
2225 (ipa_pop_func_from_list): Clear node_enqueued flag.
2227 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
2229 * config/s390/s390.c (override_options): Default
2230 max-unrolled-insns to 100 for z10 tuning.
2232 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2234 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
2235 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
2236 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
2237 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
2238 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
2239 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
2240 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
2242 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2244 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
2245 use default set in mingw32.h header.
2246 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
2247 64-bit /mingw/include path.
2248 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
2251 2009-07-23 Neil Vachharajani <nvachhar@google.com>
2253 PR rtl-optimization/40209
2254 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
2256 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2258 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
2259 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
2260 with the rest of string where appropriate. Use fputs or putc
2261 instead of fprintf where appropriate.
2263 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
2264 Pat Haugen <pthaugen@us.ibm.com>
2265 Revital Eres <ERES@il.ibm.com>
2267 * config/rs6000/vector.md: New file. Move most of the vector
2268 expander support here from altivec.md to allow for the VSX vector
2269 unit in the future. Add support for secondary_reload patterns.
2270 Rewrite the patterns for vector comparison, and vector comparison
2271 predicate instructions so that the RTL expresses the desired
2272 behavior, instead of using unspec.
2274 * config/rs6000/constraints.md ("f" constraint): Use
2275 rs6000_constraints to hold the precalculated register class.
2276 ("d" constraint): Ditto.
2277 ("wd" constraint): New constraint for VSX.
2278 ("wf" constraint): Ditto.
2279 ("ws" constraint): Ditto.
2280 ("wa" constraint): Ditto.
2281 ("wZ" constraint): Ditto.
2282 ("j" constraint): Ditto.
2284 * config/rs6000/predicates.md (vsx_register_operand): New
2286 (vfloat_operand): New predicate for vector.md.
2287 (vint_operand): Ditto.
2288 (vlogical_operand): Ditto.
2289 (easy_fp_constant): If VSX, 0.0 is an easy constant.
2290 (easy_vector_constant): Add VSX support.
2291 (altivec_indexed_or_indirect_operand): New predicate for
2292 recognizing Altivec style memory references with AND -16.
2294 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
2295 for vector secondary reload support.
2296 (rs6000_vector_reg_class): Delete, replacing it with
2298 (rs6000_vsx_reg_class): Ditto.
2299 (rs6000_constraints): New array to hold the register classes of
2300 each of the register constraints that can vary at runtime.
2301 (builtin_mode_to_type): New static array for builtin function type
2303 (builtin_hash_table): New static hash table for builtin function
2305 (TARGET_SECONDARY_RELOAD): Define target hook.
2306 (TARGET_IRA_COVER_CLASSES): Ditto.
2307 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
2308 registers are 128 bits if VSX memory reference instructions are used.
2309 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
2311 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
2312 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
2313 Print several of the scheduling related parameters.
2314 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
2315 rs6000_constraints instead of rs6000_vector_reg_class. Move
2316 -mdebug=reg code to rs6000_debug_reg_global. Add support for
2317 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
2318 Altivec. Add VSX support. Setup for secondary reload support on
2319 Altivec/VSX registers.
2320 (rs6000_override_options): Make power7 set the scheduling groups
2321 like the power5. Add support for new debug switches to override
2322 the scheduling defaults. Temporarily disable -mcpu=power7 from
2323 setting -mvsx. Add support for debug switches -malways-hint,
2324 -msched-groups, and -malign-branch-targets.
2325 (rs6000_buitlin_conversion): Add support for returning unsigned
2326 vector conversion functions to fix regressions due to stricter
2328 (rs6000_builtin_mul_widen_even): Ditto.
2329 (rs6000_builtin_mul_widen_odd): Ditto.
2330 (rs6000_builtin_vec_perm): Ditto.
2331 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
2332 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
2334 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
2336 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
2337 VSX types for bit operations. Changes to accomidate vector.md.
2338 (bdesc_2arg): Ditto.
2339 (bdesc_1arg): Ditto.
2340 (struct builtin_description_predicates): Rewrite predicate
2341 handling so that RTL describes the operation, instead of passing
2342 the instruction to be used as a string argument.
2343 (bdesc_altivec_preds): Ditto.
2344 (altivec_expand_predicate_builtin): Ditto.
2345 (altivec_expand_builtin): Ditto.
2346 (rs6000_expand_ternop_builtin): Use a switch instead of an if
2347 statement for vsldoi support.
2348 (altivec_expand_ld_builtin): Change to use new names from vector.md.
2349 (altivec_expand_st_builtin): Ditto.
2350 (paired_expand_builtin): Whitespace changes.
2351 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
2352 builtin_mode_to_type table for secondary reload. Call
2353 builtin_function_type to build random builtin functions.
2354 (altivec_init_builtins): Change to use builtin_function_type to
2355 create builtin function types dynamically as we need them.
2356 (builtin_hash_function): New support for hashing the tree types
2357 for builtin function as we need it, rather than trying to build
2358 all of the trees that we need. Add initial preliminary VSX support.
2359 (builtin_function_type): Ditto.
2360 (builtin_function_eq): Ditto.
2361 (builtin_hash_struct): Ditto.
2362 (rs6000_init_builtins): Ditto.
2363 (rs6000_common_init_builtins): Ditto.
2364 (altivec_init_builtins): Ditto.
2365 (rs6000_common_init_builtins): Ditto.
2366 (enum reload_reg_type): New enum for simplifing reg classes.
2367 (rs6000_reload_register_type): Simplify register classes into GPR,
2368 Vector, and other registers. Altivec and VSX addresses in reload.
2369 (rs6000_secondary_reload_inner): Ditto.
2370 (rs6000_ira_cover_classes): New target hook, that returns the
2371 appropriate cover classes, based on -mvsx being used or not.
2372 (rs6000_secondary_reload_class): Add VSX support.
2373 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
2374 (get_vsel_insn): Ditto.
2375 (rs6000_emit_vector_compare): Rewrite vector conditional support
2376 so that where we can, we use RTL operators, instead of blindly use
2378 (rs6000_emit_vector_select): Ditto.
2379 (rs6000_emit_vector_cond_expr): Ditto.
2380 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
2381 (create_TOC_reference): Add -mdebug=addr support.
2382 (emit_frame_save): VSX loads/stores need register indexed addressing.
2384 * config/rs6000/rs6000.md: Include vector.md.
2386 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2388 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2389 support for V2DI, V2DF in logical, permute, select operations.
2391 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2392 switch for vsx/power7.
2393 (-mvsx-scalar-memory): Ditto.
2394 (-mvsx-align-128): Ditto.
2395 (-mallow-movmisalign): Ditto.
2396 (-mallow-df-permute): Ditto.
2397 (-msched-groups): Ditto.
2398 (-malways-hint): Ditto.
2399 (-malign-branch-targets): Ditto.
2401 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2403 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2404 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2405 (rs6000_vector_reg_class): Delete.
2406 (rs6000_vsx_reg_class): Ditto.
2407 (enum rs6000_reg_class_enum): New enum for the constraints that
2408 vary based on target switches.
2409 (rs6000_constraints): New array to hold the register class for all
2410 of the register constraints that vary based on the switches used.
2411 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2412 (enum rs6000_builtins): Add unsigned varients for the builtin
2413 declarations returned by target hooks for expanding multiplies,
2414 select, and permute operations. Add VSX builtins.
2415 (enum rs6000_builtin_type_index): Add entries for VSX.
2416 (V2DI_type_node): Ditto.
2417 (V2DF_type_node): Ditto.
2418 (unsigned_V2DI_type_node): Ditto.
2419 (bool_long_type_node): Ditto.
2420 (intDI_type_internal_node): Ditto.
2421 (uintDI_type_internal_node): Ditto.
2422 (double_type_internal_node): Ditto.
2424 * config/rs6000/altivec.md (whole file): Move all expanders to
2425 vector.md from altivec.md. Rename insn matching functions to be
2427 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2428 (altivec_vcmp*): Ditto.
2429 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2430 (VM): New iterator for moves that includes the VSX types.
2431 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2432 (altivec_vperm_<mode>_uns): New, for unsigned types.
2433 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2434 (altivec_eq<mode>): Ditto.
2435 (altivec_gt<mode>): Ditto.
2436 (altivec_gtu<mode>): Ditto.
2437 (altivec_eqv4sf): Ditto.
2438 (altivec_gev4sf): Ditto.
2439 (altivec_gtv4sf): Ditto.
2440 (altivec_vcmpbfp_p): Ditto.
2442 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2444 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2447 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2450 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2451 ASM_SHORT instead of .word.
2452 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2453 instead of .word in asm template.
2455 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2458 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2459 (process_bb_node_lives): Use it.
2461 * ira.c (setup_cover_and_important_classes): Don't setup
2462 ira_important_class_nums. Add cover classes to the end of
2464 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2466 (find_reg_class_closure): Use reorder_important_classes.
2468 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2470 * config/i386/i386.c (i386_ira_cover_classes): New function.
2471 (TARGET_IRA_COVER_CLASSES): Redefine.
2473 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2474 importance of order of cover classes in the array.
2476 2009-07-22 Diego Novillo <dnovillo@google.com>
2478 * tree-pass.h (TDF_EH): Define.
2479 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2480 contains TDF_EH, print the EH region number holding GS.
2481 * tree-dump.c (dump_options): Add "eh".
2482 * doc/invoke.texi: Document it.
2484 2009-07-22 Doug Kwan <dougkwan@google.com>
2486 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2488 2009-07-22 Michael Matz <matz@suse.de>
2490 PR tree-optimization/35229
2491 PR tree-optimization/39300
2493 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2494 (inhibit_phi_insertion): New function.
2495 (insert_into_preds_of_block): Call it for REFERENCEs.
2496 (init_pre): Initialize and finalize scalar evolutions.
2497 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2499 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2501 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2502 Use CONST_VECTOR_NUNITS to determine number of elements.
2504 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2506 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2507 (U, W): Constraints are now deprecated and will be removed if we
2509 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2511 ("prefetch"): Add the stcmh instruction for prefetching.
2512 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2514 (s390_short_displacement): Return always true if compiling for
2515 machines not providing the long displacement facility.
2516 (s390_mem_constraint): Support the new constraint letter Z.
2517 (s390_check_qrst_address): New function.
2519 2009-07-21 DJ Delorie <dj@redhat.com>
2521 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2524 2009-07-21 Jason Merrill <jason@redhat.com>
2526 * c-common.c (max_tinst_depth): Increase default to 1024.
2528 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2530 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2531 (vec_unpacku_float_lo_v4si): Ditto.
2533 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2536 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2537 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2538 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2539 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2541 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2543 PR tree-optimization/40813
2544 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2547 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2549 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2550 with a NOP_EXPR if needed.
2552 2009-07-21 Paul Brook <paul@codesourcery.com>
2554 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2555 Terminate debug dump with newline.
2557 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2559 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2560 Cast "1" to unsigned HOST_WIDE_INT.
2561 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2562 deposit length to the maximum length - lsb. Extend length if
2563 HOST_BITS_PER_WIDE_INT is 32.
2565 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2567 * cgraph.h (constant_pool_htab): New function.
2568 (constant_descriptor_tree): Move from varasm.c.
2569 * varasm.c (constant_pool_htab): New function.
2570 (constant_descriptor_tree): Move to cgraph.h.
2572 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2574 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2576 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2578 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2581 2009-07-20 Xinliang David Li <davidxl@google.com>
2583 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2585 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2587 * config/mips/mips.md (move_type): Add arith.
2588 (type): Handle arith.
2589 (zero_extendsidi2): Rename this into ...
2590 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2591 (zero_extendsidi2): New expander.
2592 (*zero_extendsidi2_dext): New pattern.
2594 2009-07-20 Nick Clifton <nickc@redhat.com>
2596 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2597 to set MIPS_ABI_DEFAULT.
2598 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2600 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2602 * tree-object-size.c (addr_object_size): Handle unions with
2603 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2605 PR tree-optimization/40792
2606 * tree.c (build_function_type_skip_args): Remove bogus assert.
2608 2009-07-20 Jan Hubicka <jh@suse.cz>
2609 Martin Jambor <mjambor@suse.cz>
2611 * cgraph.h (combined_args_to_skip): New field.
2612 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2613 combined_args_to_skip and args_to_skip.
2614 * tree-inline.c (update_clone_info): New function.
2615 (tree_function_versioning): Call update_clone_info.
2616 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2618 (cgraph_materialize_all_clones): More extensive dumping, working
2619 with combined_args_to_skip rather than args_to_skip.
2621 2009-07-20 Ira Rosen <irar@il.ibm.com>
2623 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2624 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2625 (get_initial_def_for_reduction): Likewise.
2626 (vectorizable_reduction): Skip the check of first operand in case
2627 of COND_EXPR. Add check that it is outer loop vectorization if
2628 nested cycle was detected. Call vectorizable_condition() for
2629 COND_EXPR. If reduction epilogue cannot be created do not fail for
2630 nested cycles (if it is not double reduction). Assert that there
2631 is only one type in the loop in case of COND_EXPR. Call
2632 vectorizable_condition() to vectorize COND_EXPR.
2633 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2634 Add parameters. Allow nested cycles if called from
2635 vectorizable_reduction(). Use reduction vector variable if provided.
2636 (vect_analyze_stmt): Call vectorizable_reduction() before
2637 vectorizable_condition().
2638 (vect_transform_stmt): Update call to vectorizable_condition().
2640 2009-07-20 Christian Bruel <christian.bruel@st.com>
2642 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2643 * doc/invoke.texi (-mfmovd): Likewise.
2644 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2646 2009-07-20 Jan Hubicka <jh@suse.cz>
2648 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2649 when handling SSA name.
2651 2009-07-19 Jan Hubicka <jh@suse.cz>
2653 PR tree-optimization/40676
2654 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2655 virtual PHIs in empty BBs.
2657 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2659 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2660 re-expanded the compound use gen_lowpart instead to convert to the
2663 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2665 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2666 OUTER_CONST arguments.
2667 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2668 the new wider mode will be masked off.
2669 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2671 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2673 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2674 high-order bits are zero.
2676 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2678 * combine.c (simplify_shift_const_1): Split code to determine
2680 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2681 new bits shifted in are identical to the old sign bit.
2683 2009-07-18 Richard Guenther <rguenther@suse.de>
2686 * gimplify.c (gimplify_call_expr): Reject code using results from
2687 functions returning void.
2689 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2691 * doc/md.texi: Document the new PowerPC "es" constraint.
2692 Document that "m" can include automodified addresses on this target,
2693 and explain how %U must be used. Extend the "Q" and "Z" documentation
2694 to suggest "es" as well as "m".
2695 * config/rs6000/constraints.md (es): New memory constraint.
2696 (Q, Z): Update strings to match new documentation.
2698 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2700 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2701 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2702 * config/rs6000/predicates.md (volatile_mem_operand): Use
2703 offsettable_nonstrict_memref_p.
2704 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2705 (*floatunssidf2_internal): Likewise.
2706 (*fix_truncdfsi2_internal): Likewise.
2707 (*fix_trunctfsi2_internal): Likewise.
2709 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2711 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2713 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2715 2009-07-17 Richard Guenther <rguenther@suse.de>
2718 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2719 (pass_warn_unused_result): Likewise.
2720 (TODO_set_props): Remove.
2721 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2723 (pass_diagnose_omp_blocks): Define.
2724 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2725 (c_gimple_diagnostics_recursively): Remove.
2726 (finish_function): Do not call it.
2727 (c_write_global_declarations): Continue after errors.
2728 Finalize the CU here.
2729 * c-gimplify.c (c_genericize): Do not gimplify here.
2730 * c-common.c (c_warn_unused_result): Move ...
2731 * tree-cfg.c (do_warn_unused_result): ... here.
2732 (run_warn_unused_result): New function.
2733 (gate_warn_unused_result): New function.
2734 (pass_warn_unused_result): New pass.
2735 * c-common.h (c_warn_unused_result): Remove.
2736 * flags.h (flag_warn_unused_result): Declare.
2737 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2738 * opts.c (flag_warn_unused_result): Initialize to false.
2739 * toplev.c (compile_file): Add comment.
2740 * omp-low.c (create_omp_child_function): Do not register
2741 the function with the frontend.
2742 (diagnose_omp_structured_block_errors): Prepare to be
2743 called as optimization pass.
2744 (gate_diagnose_omp_blocks): New function.
2745 (pass_diagnose_omp_blocks): New pass.
2746 * cgraph.h (cgraph_optimize): Remove.
2747 (cgraph_analyze_function): Likewise.
2748 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2749 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2750 before their parents here.
2751 (cgraph_finalize_function): Not here.
2752 (cgraph_analyze_function): Gimplify functions here.
2753 (cgraph_finalize_compilation_unit): Continue after errors.
2754 Optimize the callgraph from here.
2755 (cgraph_optimize): Make static.
2756 * langhooks.c (write_global_declarations): Finalize the CU.
2757 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2758 (gimplify_function_tree): Assert we gimplify only once.
2759 Set PROP_gimple_any property.
2760 * tree-nested.c (gimplify_all_functions): New function.
2761 (lower_nested_functions): Gimplify all nested functions.
2762 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2763 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2764 and pass_diagnose_omp_blocks after gimplification. Do not
2765 set TODO_set_props on all_lowering_passes.
2766 (execute_one_pass): Do not handle TODO_set_props.
2767 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2768 (gimplify.o): Add tree-pass.h dependency.
2769 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2770 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2771 (unsave_r): Likewise.
2772 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2775 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2777 * doc/service.texi (Service): Restore previously removed link,
2778 which isn't broken after all.
2780 2009-07-17 Richard Guenther <rguenther@suse.de>
2782 PR tree-optimization/40321
2783 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2784 PHI nodes to the maximal set.
2785 (make_values_for_phi): Add PHI arguments to the maximal set.
2786 (execute_pre): Dump PHI_GEN and the maximal set.
2788 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2791 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2794 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2796 * doc/extend.texi (Nested Functions): Replace broken link with
2798 * doc/service.texi (Service): Remove broken link.
2800 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2803 * builtins.c (expand_builtin_memcmp): Use loc instead of
2804 EXPR_LOCATION (exp).
2805 (expand_builtin_strncmp): Likewise.
2807 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2808 Manuel López-Ibáñez <manu@gcc.gnu.org>
2811 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2812 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2813 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2814 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2815 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2816 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2817 tree-inline.c, c-common.c, c-common.h, gimple.c,
2818 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2819 convert.c: Add location argument to fold_{unary,binary,ternary},
2820 fold_build[123], build_call_expr, build_size_arg,
2821 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2822 fold_build1_initializer, fold_build2_initializer,
2823 fold_build3_initializer, fold_build_call_array,
2824 fold_build_call_array_initializer, fold_single_bit_test,
2825 omit_one_operand, omit_two_operands, invert_truthvalue,
2826 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2827 combine_comparisons, fold_builtin_*, fold_call_expr,
2828 build_range_check, maybe_fold_offset_to_address, round_up,
2831 2009-07-16 Jason Merrill <jason@redhat.com>
2834 * c-common.c (c_common_reswords): Add __is_standard_layout
2836 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2837 * doc/implement-cxx.texi: New.
2838 * doc/gcc.texi: Include it.
2840 2009-07-16 DJ Delorie <dj@redhat.com>
2842 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2843 compares that may be indirectly affected by previous instructions.
2845 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2847 * builtins.c (do_mpc_arg2): New.
2848 (fold_builtin_2): Fold builtin cpow.
2849 * real.h (HAVE_mpc_pow): New.
2851 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
2853 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2854 comparison to skip unprofitable schedule
2856 2009-07-16 Simon Baldwin <simonb@google.com>
2858 * gcc.c (option_map): New flag -no-canonical-prefixes.
2859 * (display_help): Print help text for new flag.
2860 * (process_command): Move options translation and language specifics
2861 and handle new flag early. Use it to set a function pointer to a
2862 prefix builder. Replace make_relative_prefix calls with calls to
2863 the function pointed to. Ignore new flag in regular options handling.
2864 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2866 2009-07-15 DJ Delorie <dj@redhat.com>
2868 * config/mep/mep.md (sibcall_internal): Change register to avoid
2870 (sibcall_value_internal): Likewise.
2872 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
2874 PR rtl-optimization/40710
2875 * resource.c (mark_target_live_regs): Reset DF problem to LR.
2877 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
2879 * config/mips/mips.md (*extenddi_truncate<mode>,
2880 *extendsi_truncate<mode>): Change type attribute to move_type
2881 with shift_shift. Split out code handling exts from here ...
2882 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
2884 (*extendhi_truncateqi): Change type attribute to move_type with
2885 shift_shift. Split out code handling exts from here ...
2886 (*extendhi_truncateqi_exts): ... to this new pattern.
2888 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
2890 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
2891 instead of "and" with inverted sign bit mask value. Use
2892 "nonimmediate_operand" for operand 1 and operand 2 predicate.
2893 Allocate registers only for operand 4 and operand 5.
2895 2009-07-15 Jakub Jelinek <jakub@redhat.com>
2898 * fold-const.c (fold_cond_expr_with_comparison): When folding
2899 < and <= to MIN, make sure the MIN uses the same type as the
2900 comparison's operands.
2902 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
2904 * arm.md (ior_xor): New code iterator.
2905 (split for ior/xor with shift and zero-extend): New split pattern.
2906 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
2908 2009-07-15 Richard Guenther <rguenther@suse.de>
2910 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
2913 2009-07-15 Richard Guenther <rguenther@suse.de>
2916 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
2918 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2920 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
2921 handle 2.6.30 kernel.
2923 2009-07-15 DJ Delorie <dj@redhat.com>
2925 * config/mep/mep.md (sibcall_internal): Change register to allow
2926 for 24-bit addresses.
2927 (sibcall_value_internal): Likewise.
2929 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
2931 * doc/invoke.texi: Added descriptions of the scheduling heuristics
2932 that are enabled/disabled by the flags introduced by a previous patch.
2934 2009-07-14 DJ Delorie <dj@redhat.com>
2936 * config/mep/mep.md (sibcall_internal): Include non-toggling
2938 (sibcall_value_internal): Likewise.
2940 2009-07-14 Taras Glek <tglek@mozilla.com>
2941 Rafael Espindola <espindola@google.com>
2943 * doc/sourcebuild.texi: Document install-plugin target.
2944 * configure.ac: Added install-plugin target to language makefiles.
2945 * configure: Regenerate.
2946 * Makefile.in: (install-plugin): Install more headers,
2947 depend on lang.install-plugin.
2949 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2951 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
2954 2009-07-14 DJ Delorie <dj@redhat.com>
2956 * config/mep/mep.c (mep_vliw_jmp_match): New function.
2957 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
2958 * config/mep/mep.md (sibcall_internal): Change test from
2959 mep_vliw_mode_match to mep_vliw_jmp_match.
2960 (sibcall_value_internal): Likewise.
2962 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
2964 * config/i386/sse.md (copysign<mode>3): New expander.
2965 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
2966 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
2967 Use ix86_build_const_vector.
2968 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
2969 IX86_BUILTIN_CPYSGNPD.
2970 (builtin_description): Add __builtin_ia32_copysignps and
2971 __builtin_ia32_copysignpd.
2972 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
2973 and BUILT_IN_COPYSIGNF.
2975 2009-07-13 Jason Merrill <jason@redhat.com>
2977 * builtins.c (can_trust_pointer_alignment): New fn.
2978 (get_pointer_alignment): Factor it out from here.
2979 * tree.h: Declare it.
2981 2009-07-14 David Edelsohn <edelsohn@gnu.org>
2983 * config/rs6000/predicates.md (offsettable_mem_operand): Test
2986 2009-07-14 Dodji Seketeli <dodji@redhat.com>
2990 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
2992 2009-07-14 Richard Guenther <rguenther@suse.de>
2993 Andrey Belevantsev <abel@ispras.ru>
2996 * cfgexpand.c (partition_stack_vars): Do not bother to update
2997 alias information when not optimizing.
2999 2009-07-14 Richard Guenther <rguenther@suse.de>
3000 Andrey Belevantsev <abel@ispras.ru>
3002 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
3003 (pt_solution_set): Likewise.
3004 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
3005 * tree-ssa-structalias.c (pt_solution_set): New function.
3006 * final.c (rest_of_clean_state): Free SSA data structures.
3007 * print-rtl.c (print_decl_name): Remove.
3008 (print_mem_expr): Implement in terms of print_generic_expr.
3009 * alias.c (ao_ref_from_mem): New function.
3010 (rtx_refs_may_alias_p): Likewise.
3011 (true_dependence): Query alias-export info.
3012 (canon_true_dependence): Likewise.
3013 (write_dependence_p): Likewise.
3014 * tree-dfa.c (get_ref_base_and_extent): For void types leave
3016 * emit-rtl.c (component_ref_for_mem_expr): Remove.
3017 (mem_expr_equal_p): Use operand_equal_p.
3018 (set_mem_attributes_minus_bitpos): Do not use
3019 component_ref_for_mem_expr.
3020 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
3021 (update_alias_info_with_stack_vars): Likewise.
3022 (partition_stack_vars): Call update_alias_info_with_stack_vars.
3023 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
3024 explicitly nor clear stmt operands.
3025 Free the decl-to-pointer map.
3026 * tree-optimize.c (execute_free_datastructures): Do not free
3027 SSA data structures here.
3028 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
3029 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
3030 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
3032 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
3034 2009-07-13 DJ Delorie <dj@redhat.com>
3036 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
3037 unrolling at the right iteration count.
3039 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
3042 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
3044 * haifa-sched.c (rank_for_schedule): Introduced flags to
3045 enable/disable individual scheduling heuristics.
3046 * common.opt: Introduced flags to enable/disable individual
3047 heuristics in the scheduler.
3048 * doc/invoke.texi: Introduced flags to enable/disable individual
3049 heuristics in the scheduler.
3051 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
3053 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
3054 config/i386/mingw-tls.c.
3055 * config/i386/mingw-tls.c: Removed.
3057 2009-07-13 Ira Rosen <irar@il.ibm.com>
3059 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
3060 checks access only relevant statements.
3061 (vectorizable_reduction): Likewise.
3063 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
3065 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
3066 just for 32-bit case.
3068 2009-07-12 Jan Hubicka <jh@suse.cz>
3070 PR tree-optimization/40585
3071 * except.c (expand_resx_expr): When there already is resume
3072 instruction, produce linked list.
3073 (build_post_landing_pads): Assert that resume is empty.
3074 (connect_post_landing_pads): Handle resume lists.
3075 (dump_eh_tree): Dump resume list.
3077 2009-07-12 Ira Rosen <irar@il.ibm.com>
3079 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3080 with additional argument.
3081 * tree-vectorizer.h (enum vect_def_type): Add
3082 vect_double_reduction_def.
3083 (vect_is_simple_reduction): Add argument.
3084 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
3086 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
3087 vect_is_simple_reduction with additional argument.
3088 (vect_analyze_loop_operations): Handle exit phi nodes in case of
3090 (reduction_code_for_scalar_code): Handle additional codes by
3091 returning ERROR_MARK for them. Fix comment and indentation.
3092 (vect_is_simple_reduction): Fix comment, add argument to specify
3093 double reduction. Detect double reduction.
3094 (get_initial_def_for_induction): Fix indentation.
3095 (get_initial_def_for_reduction): Fix comment and indentation.
3096 Handle double reduction. Create initial definitions that do not
3097 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
3098 (vect_create_epilog_for_reduction): Fix comment, add argument to
3099 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
3100 epilogue result extraction. Create double reduction phi node and
3101 replace relevant uses.
3102 (vectorizable_reduction): Call vect_is_simple_reduction with
3103 additional argument. Fix indentation. Update epilogue code treatment
3104 according to the changes in reduction_code_for_scalar_code. Check
3105 for double reduction. Call vect_create_epilog_for_reduction with
3106 additional argument.
3107 * tree-vect-stmts.c (process_use): Handle double reduction, update
3109 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
3110 (vect_get_vec_def_for_operand): Likewise.
3112 2009-07-12 Danny Smith <dansmister@gmail.com>
3114 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
3115 dllexport if !TREE_PUBLIC.
3116 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
3118 2009-07-11 Anatoly Sokolov <aesok@post.ru>
3120 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
3121 (avr_extra_arch_macro) Remove declatation.
3122 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
3123 (avr_extra_arch_macro) Declare as static.
3124 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
3126 2009-07-11 Jan Hubicka <jh@suse.cz>
3129 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
3131 2009-07-11 Jakub Jelinek <jakub@redhat.com>
3134 * dwarf2out.c (dw_fde_struct): Add in_std_section and
3135 cold_in_std_section bits.
3136 (dwarf2out_begin_prologue): Initialize them.
3137 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
3138 if already covered by text_section or cold_text_section range.
3140 PR rtl-optimization/40667
3141 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
3142 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
3143 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
3144 * config/i386/i386.c (ix86_minimum_alignment): New function.
3145 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
3146 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
3147 * emit-rtl.c (gen_reg_rtx): Likewise.
3148 * function.c (assign_parms): Likewise. If nominal_type needs
3149 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
3150 rather than passed_type's alignment.
3153 * function.c (assign_parm_setup_stack): Adjust
3154 MEM_OFFSET (data->stack_parm) if promoted_mode is different
3155 from nominal_mode on big endian.
3157 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
3159 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
3161 2009-07-10 DJ Delorie <dj@redhat.com>
3163 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
3165 2009-07-10 Mark Mitchell <mark@codesourcery.com>
3167 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
3169 (thumb2_cbnz): Likewise.
3171 2009-07-10 David Daney <ddaney@caviumnetworks.com>
3174 * config.gcc (supported_defaults): Add synci.
3175 (with_synci): Add validation.
3176 (all_defaults): Add synci.
3177 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
3180 * config/mips/mips.opt (msynci): New option.
3181 * config/mips/mips.c (mips_override_options): Warn on use of
3182 -msynci for targets that do now support it.
3183 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
3185 * gcc/doc/invoke.texi (-msynci): Document the new option.
3186 * doc/install.texi (--with-synci): Document the new option.
3188 2009-07-10 Richard Guenther <rguenther@suse.de>
3190 PR tree-optimization/40496
3191 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
3192 the PHI result with a compatible type.
3194 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
3198 * c.opt (Wunused-result): New.
3199 * doc/invoke.texi: Document it.
3200 * c-common.c (c_warn_unused_result): Use it.
3202 2009-07-09 DJ Delorie <dj@redhat.com>
3204 * targhooks.c (default_target_can_inline_p): Rename from
3205 default_target_option_can_inline_p.
3206 * targhooks.h (default_target_can_inline_p): Likewise.
3207 * target-def.h (TARGET_CAN_INLINE_P): Rename from
3208 TARGET_OPTION_CAN_INLINE_P.
3209 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
3210 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
3211 (mep_target_can_inline_p): Rename from
3212 mep_target_option_can_inline_p.
3215 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
3216 registers used to pass vectors.
3218 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
3220 2009-07-09 Tom Tromey <tromey@redhat.com>
3222 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
3223 * config/mmix/mmix.c: Include dwarf2.h.
3224 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
3225 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
3226 * config/sh/sh.c: Include dwarf2.h.
3227 * config/i386/i386.c: Include dwarf2.h.
3228 * Makefile.in (DWARF2_H): Remove 'elf'.
3229 * except.c: Include dwarf2.h.
3230 * unwind-dw2.c: Include dwarf2.h.
3231 * dwarf2out.c: Include dwarf2.h.
3232 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
3233 * unwind-dw2-fde.c: Include dwarf2.h.
3234 * dwarf2asm.c: Include dwarf2.h.
3236 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3238 * haifa-sched.c (insn_finishes_cycle_p): New static function.
3239 (max_issue): Use it.
3240 * sched-int.h (struct sched_info: insn_finishes_block_p): New
3242 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
3243 (region_sched_info): Update.
3244 * sched-ebb.c (ebb_sched_info): Update.
3245 * modulo-sched.c (sms_sched_info): Update.
3246 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
3248 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3250 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
3252 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
3254 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
3256 2009-07-09 Jakub Jelinek <jakub@redhat.com>
3259 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
3260 arg1 with arg01 if arg1 is already INTEGER_CST.
3262 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3264 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
3265 Transform (and (truncate)) into (truncate (and)).
3267 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3269 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
3270 creating LHS paradoxical subregs. Fix surrounding returns to
3271 use NULL_RTX rather than 0.
3273 2009-07-08 DJ Delorie <dj@redhat.com>
3275 * config/mep/mep.c: (mep_option_can_inline_p): New.
3276 (TARGET_OPTION_CAN_INLINE_P): Define.
3278 2009-07-08 Mark Wielaard <mjw@redhat.com>
3281 * dwarf2out.c (add_data_member_location_attribute): When we have
3282 only a constant offset don't emit a new location description using
3283 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
3286 2009-07-08 Richard Henderson <rth@redhat.com>
3289 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
3290 (enum reg_class): Add CLOBBERED_REGS.
3291 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
3292 * config/i386/i386.c (ix86_conditional_register_usage): Moved
3293 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
3294 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
3295 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
3296 force 64-bit sibcalls into R11.
3297 * config/i386/constraints.md (U): New constraint.
3298 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
3299 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
3300 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
3302 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
3304 * basic-block.h (dump_regset, debug_regset): Remove duplicate
3306 * c-objc-common.h (c_initialize_diagnostics): Ditto.
3307 * ebitmap.h (dump_ebitmap): Ditto.
3308 * optabs.h (optab_libfunc): Ditto.
3309 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
3310 * tree-flow.h (vect_can_force_dr_alignment_p,
3311 get_vectype_for_scalar_type): Ditto.
3312 (vectorize_loops): Move prototype to ...
3313 * tree-vectorizer.h: ... here. Also, adjust comment.
3314 (vect_set_verbosity_level): Remove duplicate prototype.
3315 * tree-ssa-loop.c: Include tree-vectorizer.h.
3316 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
3318 2009-07-08 Nick Clifton <nickc@redhat.com>
3320 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
3323 2009-07-08 DJ Delorie <dj@redhat.com>
3325 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
3326 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
3327 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
3329 * config/mep/intrinsics.md: Regenerated.
3330 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
3331 registers when asm() or calls are detected.
3333 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3336 * gimplify.c (gimplify_expr): Propagate no_warning flag when
3338 * gimple (gimple_build_call_from_tree): Likewise.
3339 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
3340 no_warning flag before warning.
3342 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3344 * tree.c (set_expr_locus): Remove.
3345 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
3346 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
3348 * gimplify.c (internal_get_tmp_var): Likewise.
3349 (gimplify_call_expr): Likewise.
3350 (gimplify_one_sizepos): Likewise.
3352 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
3355 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
3356 to variables for debugging purposes.
3358 2009-06-23 Mark Loeser <mark@halcy0n.com>
3361 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
3363 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3365 * pretty-print.c (pp_base_format): Remove %J.
3366 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3367 gcc_cxxdiag_char_table): Likewise.
3368 (init_dynamic_diag_info): Likewise.
3370 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3372 * pretty-print.c (pp_base_format): Remove %H.
3373 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3374 gcc_cxxdiag_char_table): Likewise.
3375 (init_dynamic_diag_info): Likewise.
3376 * config/mep/mep.c (mep_select_section): Likewise.
3378 2009-07-07 Duncan Sands <baldrick@free.fr>
3380 * final.c (pass_clean_state): Give the pass a name.
3381 * passes.c (pass_rest_of_compilation): Likewise.
3382 * tree-optimize.c (pass_all_optimizations): Likewise.
3384 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3386 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3387 an extra 'decl' for error_at.
3389 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3392 * tree-tailcall.c (adjust_return_value_with_ops,
3393 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3394 if it has complex or vector type.
3396 2009-07-07 Olivier Hainque <hainque@adacore.com>
3398 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3401 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3403 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3405 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3407 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3408 * c-decl.c: Likewise.
3409 * function.c: Likewise.
3410 * varasm.c: Likewise.
3411 * tree-ssa.c: Likewise.
3412 * c-common.c: Likewise.
3413 * tree-cfg.c: Likewise.
3414 * config/spu/spu.c: Likewise.
3415 * config/ia64/ia64.c: Likewise.
3416 * config/v850/v850.c: Likewise.
3418 2009-07-06 DJ Delorie <dj@redhat.com>
3420 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3421 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3422 unspecified accesses to control registers.
3423 * config/mep/intrinsics.md: Regenerate.
3424 * config/mep/intrinsics.h: Regenerate.
3425 * config/mep/mep-intrin.h: Regenerate.
3427 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3429 * c-lex.c: Replace %H by an explicit location. Update all calls.
3430 * c-common.c: Likewise.
3431 * c-decl.c: Likewise.
3432 * c-typeck.c: Likewise.
3433 * fold-const.c: Likewise.
3434 * gimplify.c: Likewise.
3436 * tree-cfg.c: Likewise.
3437 * tree-ssa-loop-niter.c: Likewise.
3438 * tree-vrp.c: Likewise.
3439 * value-prof.c: Likewise.
3441 2009-07-06 Diego Novillo <dnovillo@google.com>
3443 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3444 if it has one. Handle cases where VAR does not have an
3445 annotation or cfun is NULL.
3447 2009-07-06 Diego Novillo <dnovillo@google.com>
3449 * tree.c: Include debug.h.
3450 (initialize_tree_contains_struct): New.
3451 (init_ttree): Call it.
3452 (tree_node_structure_for_code): Factor out of ...
3453 (tree_node_structure): ... here.
3454 * treestruct.def (TS_PHI_NODE): Remove.
3455 (TS_GIMPLE_STATEMENT): Remove.
3457 2009-07-06 Diego Novillo <dnovillo@google.com>
3459 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3460 (debug_tree_chain): Handle cycles.
3462 2009-07-06 Nick Clifton <nickc@redhat.com>
3463 DJ Delorie <dj@redhat.com>
3465 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3466 __FMOVD_ENABLED__ is defined.
3468 (TARGET_FMOVD): Provide a default definition.
3469 (MASK_FMOVD): Likewise.
3470 (TARGET_CPU_CPP_BUILTINS): Define
3471 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3472 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3473 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3474 (split for DF load from memory into register): Also handle
3475 MEMs which consist of REG+DISP addressing.
3476 (split for DF store from register to memory): Likewise.
3477 (movsf_ie): Always use single fp_mode.
3478 * config/sh/sh.c (sh_override_options): Do not automatically
3479 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3480 that to the -mfmovd command line switch.
3481 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3482 (fldi_ok): Always allow.
3483 * config/sh/sh.opt (mfmovd): Remove this switch.
3484 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3486 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3487 Kaz Kojima <kkojima@gcc.gnu.org>
3489 PR rtl-optimization/30807
3490 * postreload.c (reload_combine): For every new use of REG_SUM,
3491 record the use of BASE.
3493 2009-07-06 Jan Hubicka <jh@suse.cz>
3495 * params.def: Revert my accidental commit at 2009-06-30.
3497 2009-07-04 Ian Lance Taylor <iant@google.com>
3500 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3502 (mingw_format_attribute_overrides): Likewise.
3504 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3507 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3508 don't check cfa.reg. Instead of cfa.indirect use
3509 fde && fde->drap_reg != INVALID_REGNUM test.
3511 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3513 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3515 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3518 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3520 2009-07-03 Richard Guenther <rguenther@suse.de>
3522 PR tree-optimization/40640
3523 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3526 2009-07-03 Jan Hubicka <jh@suse.cz>
3528 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3529 for size, reduce amount of inlining.
3531 2009-07-03 Richard Guenther <rguenther@suse.de>
3534 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3535 if t +- x is known to not overflow and the conversion widens the
3537 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3539 2009-07-03 Jan Hubicka <jh@suse.cz>
3541 * ipa-pure-const.c (analyze): Update loop optimizer init.
3542 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3543 try_remove_empty_loop, remove_empty_loops): Remove.
3544 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3545 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3546 to mark regular loops as neccesary.
3547 (degenerate_phi_p): New function.
3548 (propagate_necessity, remove_dead_phis): Use it.
3549 (forward_edge_to_pdom): Likewise.
3550 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3551 virtual PHI nodes that became unreachable.
3552 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3553 * tree-flow.h (remove_empty_loops): Remove.
3554 * passes.c (init_optimization_passes): Remove.
3556 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3558 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3559 can_create_pseudo_p.
3560 (*fix_trunc<mode>_i387_1): Ditto.
3561 (*floathi<mode>2_1): Ditto.
3562 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3563 (*fistdi2_1): Ditto.
3564 (*fist<mode>2_1): Ditto.
3565 (frndintxf2_floor): Ditto.
3566 (*fist<mode>2_floor_1): Ditto.
3567 (frndintxf2_ceil): Ditto.
3568 (*fist<mode>2_ceil_1): Ditto.
3569 (frndintxf2_trunc): Ditto.
3570 (frndintxf2_mask_pm): Ditto.
3571 (fxam<mode>2_i387_with_temp): Ditto.
3572 * config/i386/sse.md (mulv16qi3): Ditto.
3573 (*sse2_mulv4si3): Ditto.
3575 (sse4_2_pcmpestr): Ditto.
3576 (sse4_2_pcmpistr): Ditto.
3578 2009-07-03 Jan Hubicka <jh@suse.cz>
3580 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3581 (mark_stmt_necessary): Set it.
3582 (mark_operand_necessary): Set it.
3583 (mark_control_dependent_edges_necessary): Set it.
3584 (mark_virtual_phi_result_for_renaming): New function.
3585 (get_live_post_dom): New function.
3586 (forward_edge_to_pdom): New function.
3587 (remove_dead_stmt): Fix handling of control dependences.
3588 (tree_dce_init): Init new bitmap.
3589 (tree_dce_done): Free it.
3591 2009-07-02 Richard Guenther <rguenther@suse.de>
3594 * tree-ssa-structalias.c (new_var_info): Initialize
3597 2009-07-02 Jan Hubicka <jh@suse.cz>
3599 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3602 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3604 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3605 instead of recomputing it. Adjust calls.
3606 (emit_store_flag): Adjust recursive calls.
3608 2009-07-02 Richard Guenther <rguenther@suse.de>
3610 * tree-ssa-live.c (remove_unused_locals): Do not remove
3612 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3613 of DECL_EXTERNAL for HEAP variables.
3614 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3615 HEAP variables. Do not adjust RESTRICT vars.
3616 (find_what_var_points_to): Nobody cares if something
3619 2009-07-02 Ben Elliston <bje@au.ibm.com>
3621 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3622 pc_low and pc_high declarations to the top of the function.
3624 2009-07-01 DJ Delorie <dj@redhat.com>
3626 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3628 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3629 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3630 unspecified accesses to control registers.
3631 * config/mep/intrinsics.md: Regenerate.
3632 * config/mep/intrinsics.h: Regenerate.
3633 * config/mep/mep-intrin.h: Regenerate.
3635 2009-07-01 Anthony Green <green@moxielogic.com>
3637 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3638 instruction when possible.
3639 (moxie_expand_prologue): Ditto. Also, save an instruction and
3640 some complexity by popping off of $r12 instead of $sp.
3641 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3644 2009-07-01 Richard Henderson <rth@redhat.com>
3647 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3648 contained no insns, reposition note before last insn.
3650 2009-07-01 Richard Henderson <rth@redhat.com>
3653 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3654 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3656 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3659 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3660 darwin9 for printing reg addresses with %y.
3662 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3664 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3665 truncation from operands in binary operations.
3667 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3670 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3671 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3672 subreg of op0 to the original op0.
3674 * expmed.c (store_bit_field_1): Use a temporary as the destination
3675 instead of a paradoxical subreg when we need to truncate the result.
3677 2009-07-01 DJ Delorie <dj@redhat.com>
3679 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3680 names to VLIW variants.
3681 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3682 * config/mep/intrinsics.md: Regenerate.
3683 * config/mep/intrinsics.h: Regenerate.
3684 * config/mep/mep-intrin.h: Regenerate.
3686 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3689 * jump.c (returnjump_p): Revert last patch.
3690 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3692 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3695 * pa.md (casesi32p): Use jump table label to determine the offset
3697 (casesi64p): Likewise.
3699 * pa.c (forward_branch_p): Return bool type. Use instruction
3700 addresses when available. Assert that INSN has a jump label.
3701 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3704 2009-07-01 Richard Guenther <rguenther@suse.de>
3706 PR tree-optimization/19831
3707 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3708 that only act as barriers do not make any previous stores necessary.
3709 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3710 HEAP variables global, do not add a constraint from nonlocal.
3711 (find_func_aliases): Handle escapes through return statements.
3712 (compute_points_to_sets): Make escaped HEAP variables global.
3714 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3717 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3718 after reducing a DImode cstore to SImode.
3720 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3722 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3723 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3725 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3727 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3728 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3730 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3731 and umod_optab if TARGET_BSD_DIVMOD.
3732 * config/vax/lib1funcs.asm: New file.
3733 * config/vax/t-linux: New file.
3734 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3736 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3739 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3740 to type arguments that have void type.
3743 * dwarf2out.c (gen_formal_parameter_die): Call
3744 equate_decl_number_to_die if node is different from origin.
3746 2009-06-30 Anthony Green <green@moxielogic.com>
3748 Clean up moxie port for --enable-build-with-cxx.
3749 * config/moxie/moxie.c (moxie_function_value): First two
3750 parameters are const_tree, not tree.
3751 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3752 (REG_CLASS_NAMES): Ditto.
3753 (REGNO_REG_CLASS): Ditto.
3754 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3755 (moxie_function_value): Fix constyness of arguments.
3757 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3759 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3760 finalize_size_functions before further processing.
3761 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3762 (variable_size): Call self_referential_size on size expressions
3763 that contain a PLACEHOLDER_EXPR.
3764 (size_functions): New static variable.
3765 (copy_self_referential_tree_r): New static function.
3766 (self_referential_size): Likewise.
3767 (finalize_size_functions): New global function.
3768 * tree.c: Include tree-inline.h.
3769 (push_without_duplicates): New static function.
3770 (find_placeholder_in_expr): New global function.
3771 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3773 <tcc_expression>: Likewise.
3774 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3775 the call in the expression.
3776 * tree.h (finalize_size_functions): Declare.
3777 (find_placeholder_in_expr): Likewise.
3778 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3779 (substitute_placeholder_in_expr): Update comment.
3780 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3782 (copy_tree_body_r): Likewise.
3783 (copy_tree_body): New static function.
3784 (maybe_inline_call_in_expr): New global function.
3785 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3786 (maybe_inline_call_in_expr): Declare.
3787 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3788 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3791 2009-06-30 Richard Guenther <rguenther@suse.de>
3793 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3795 (propagate_necessity): Do not mark reaching defs of stores
3798 2009-06-30 Jan Hubicka <jh@suse.cz>
3800 * cfgloopanal.c (check_irred): Move into ...
3801 (mark_irreducible_loops): ... here; return true if ireducible
3803 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3804 (analyze_function): Try to prove loop finiteness.
3805 * cfgloop.h (mark_irreducible_loops): Update prototype.
3806 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3808 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3810 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3812 2009-06-30 Ira Rosen <irar@il.ibm.com>
3814 PR tree-optimization/40542
3815 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3818 2009-06-30 Martin Jambor <mjambor@suse.cz>
3820 PR tree-optimization/40582
3821 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3822 than useless_type_conversion_p.
3823 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3826 2009-06-30 Martin Jambor <mjambor@suse.cz>
3829 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3831 2009-06-30 Richard Guenther <rguenther@suse.de>
3833 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3834 use ao_ref references.
3835 (walk_aliased_vdefs): Likewise.
3836 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3837 * tree-ssa-dce.c (struct ref_data): Remove.
3838 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3839 (mark_aliased_reaching_defs_necessary): Adjust.
3840 (mark_all_reaching_defs_necessary_1): Likewise.
3842 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3845 * expmed.c (emit_cstore): New name of emit_store_flag_1.
3846 (emit_store_flag_1): Extract from emit_store_flag, adjust
3847 calls to (what now is) emit_cstore.
3848 (emit_store_flag): Call emit_store_flag_1 and also use it
3849 for what used to be recursive calls.
3851 2009-06-30 Wei Guozhi <carrot@google.com>
3854 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
3855 if the target bb post dominates from bb.
3856 * config/i386/i386.c (memory_address_length): Check existence of base
3857 register before using it.
3859 2009-06-30 Nick Clifton <nickc@redhat.com>
3860 DJ Delorie <dj@redhat.com>
3862 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3863 __FMOVD_ENABLED__ is defined.
3865 (TARGET_FMOVD): Provide a default definition.
3866 (MASK_FMOVD): Likewise.
3867 (TARGET_CPU_CPP_BUILTINS): Define
3868 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3869 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3870 two fmov instructions depending upon whether TARGET_FMOVD is
3872 (split for DF load from memory into register): Also handle
3873 MEMs which consist of REG+DISP addressing.
3874 (split for DF store from register to memory): Likewise.
3875 * config/sh/sh.opt (mfmovd): Remove this switch.
3876 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3877 * config/sh/sh.c (sh_override_options): Do not automatically
3878 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3879 that to the -mfmovd command line switch.
3881 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
3883 (fldi_ok): Always allow.
3884 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
3886 2009-06-29 DJ Delorie <dj@redhat.com>
3888 * doc/install.texi (mep-x-elf): Correct chip's full name.
3890 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
3892 * doc/extend.texi: Fix typo.
3894 2009-06-29 Tom Tromey <tromey@redhat.com>
3897 * Makefile.in (DWARF2_H): New variable.
3899 (dwarf2out.o): Likewise.
3900 (dwarf2asm.o): Likewise.
3901 * config/i386/t-i386: Use DWARF2_H.
3902 * except.c: Include elf/dwarf2.h.
3903 * unwind-dw2.c: Include elf/dwarf2.h.
3904 * dwarf2out.c: Include elf/dwarf2.h.
3905 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
3906 <dtprel>: New field.
3907 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
3908 (size_of_loc_descr): Likewise.
3909 (output_loc_operands_raw): Likewise.
3910 (output_loc_operands): Handle new dtprel field.
3911 (loc_checksum): Update.
3912 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
3913 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
3914 * unwind-dw2-fde.c: Include elf/dwarf2.h.
3915 * dwarf2asm.c: Include elf/dwarf2.h.
3916 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
3917 * config/mmix/mmix.c: Include elf/dwarf2.h.
3918 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
3919 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
3920 * config/sh/sh.c: Include elf/dwarf2.h.
3921 * config/i386/i386.c: Include elf/dwarf2.h.
3923 2009-06-29 DJ Delorie <dj@redhat.com>
3925 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
3927 * doc/extend.texi: Add MeP attributes and pragmas.
3928 * doc/invoke.text: Add MeP Options.
3929 * doc/contrib.texi: Add MeP contribution.
3930 * doc/md.texi: Add MeP constraints.
3931 * doc/install.texi: Add MeP target.
3933 2009-06-30 Anatoly Sokolov <aesok@post.ru>
3935 * target.h (struct gcc_target): Add frame_pointer_required field.
3936 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
3937 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
3938 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
3940 * reload1.c (update_eliminables): (Ditto.).
3941 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
3942 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3943 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
3945 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
3947 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
3948 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3949 (arm_frame_pointer_required): New function.
3951 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
3952 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3953 (avr_frame_pointer_required_p): Declare as static.
3954 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
3956 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
3957 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3958 (bfin_frame_pointer_required): Make as static, change return type
3960 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
3962 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
3963 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3964 (cris_frame_pointer_required): New function.
3966 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
3968 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
3969 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3970 (fr30_frame_pointer_required): New function.
3972 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
3973 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3974 (frv_frame_pointer_required): Make as static, change return type
3976 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
3978 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
3979 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3980 (ix86_frame_pointer_required): Make as static, change return type to
3982 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
3984 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
3985 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3987 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
3989 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
3991 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
3993 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
3994 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3995 (mips_frame_pointer_required): Make as static.
3996 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
3998 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
3999 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4000 (mmix_frame_pointer_required): Mew function.
4002 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
4003 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4005 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
4007 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
4009 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
4011 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
4012 (CAN_ELIMINATE): Redefine.
4013 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4014 (sparc_frame_pointer_required): New function.
4015 (sparc_can_eliminate): New function.
4016 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
4018 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
4019 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4021 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
4022 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4023 (xtensa_frame_pointer_required): Make as static, change return type
4025 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
4028 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
4030 * doc/plugins.texi: Document PLUGIN_START_UNIT.
4031 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
4032 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
4033 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
4034 (register_callback): Handle PLUGIN_START_UNIT.
4035 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
4037 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
4039 * tree.c (process_call_operands): Propagate TREE_READONLY from the
4041 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
4042 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
4044 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
4046 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
4049 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
4051 * doc/extend.texi (Additional Floating Types): __float128 is also
4052 supported on i386 targets.
4054 2009-06-29 Richard Guenther <rguenther@suse.de>
4057 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4059 (pt_solutions_same_restrict_base): Declare.
4060 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
4062 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
4063 (make_constraint_from, make_copy_constraint): Move earlier.
4064 (make_constraint_from_heapvar): New function.
4065 (make_constraint_from_restrict): Likewise.
4066 (handle_lhs_call): Use it.
4067 (find_func_aliases): Use it to track conversions to restrict
4069 (struct fieldoff): Add only_restrict_pointers flag.
4070 (push_fields_onto_fieldstack): Initialize it.
4071 (create_variable_info_for): Track global restrict qualified pointers.
4072 (intra_create_variable_infos): Use make_constraint_from_heapvar.
4073 Track restrict qualified pointer arguments.
4074 (set_uids_in_ptset): Use varinfo is_global_var flag.
4075 (find_what_var_points_to): Set the vars_contains_restrict flag.
4076 Always create the points-to solution for sets including restrict tags.
4077 (pt_solutions_same_restrict_base): New function.
4078 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
4079 qualified pointers use pt_solutions_same_restrict_base as
4080 additional source for disambiguation.
4082 2009-06-29 Richard Guenther <rguenther@suse.de>
4085 * alias.c (find_base_decl): Remove.
4086 (get_deref_alias_set_1): Remove restrict handling.
4087 * c-common.c (c_apply_type_quals_to_decl): Do not set
4088 DECL_POINTER_ALIAS_SET.
4089 * gimplify.c (find_single_pointer_decl_1): Remove.
4090 (find_single_pointer_decl): Likewise.
4091 (internal_get_tmp_var): Remove restrict handling.
4092 (gimple_regimplify_operands): Likewise.
4093 * omp-low.c (expand_omp_atomic_pipeline): Do not set
4094 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
4095 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
4096 * tree.c (restrict_base_for_decl): Remove.
4097 (init_ttree): Do not allocate it.
4098 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
4099 LABEL_DECL_UID for label decls.
4100 (copy_node_stat): Do not copy restrict information.
4101 (decl_restrict_base_lookup): Remove.
4102 (decl_restrict_base_insert): Likewise.
4103 (print_restrict_base_statistics): Likewise.
4104 (dump_tree_statistics): Do not call print_restrict_base_statistics.
4105 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
4106 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
4107 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
4108 (LABEL_DECL_UID): Adjust.
4109 (DECL_BASED_ON_RESTRICT_P): Remove.
4110 (DECL_GET_RESTRICT_BASE): Likewise.
4111 (SET_DECL_RESTRICT_BASE): Likewise.
4112 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
4114 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
4115 instead of DECL_POINTER_ALIAS_SET.
4116 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4117 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
4118 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
4120 2009-06-29 Richard Guenther <rguenther@suse.de>
4122 PR tree-optimization/40579
4123 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
4124 the IL to simplify has constants that overflowed.
4126 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
4128 PR tree-optimization/40550
4129 * tree-vect-generic.c (expand_vector_operations_1): Compute in
4130 vector_compute_type only when the size of vector_compute_type is
4131 less than the size of type.
4133 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
4135 * fold-const.c (contains_label_1): Fix comments.
4136 (contains_label_p): Do not walk trees multiple time.
4138 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4140 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
4141 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
4142 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
4143 ix86_fp_comparison_operator.
4144 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
4145 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
4146 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
4147 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
4148 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
4149 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
4150 (related splits): Change predicate to ix86_fp_comparison_operator.
4151 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
4152 instead of ix86_fp_comparison_codes.
4153 (ix86_trivial_fp_comparison_operator,
4154 ix86_fp_comparison_operator): New.
4155 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
4156 (ix86_expand_compare): Eliminate last two parameters.
4157 (ix86_fp_jump_nontrivial_p): Kill.
4158 * config/i386/i386.c (put_condition_code): Eliminate call to
4159 ix86_fp_comparison_codes and subsequent assertion.
4160 (ix86_fp_comparison_codes): Eliminate.
4161 (ix86_fp_swap_condition): New.
4162 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
4163 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
4164 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
4165 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
4166 and ix86_fp_swap_condition.
4167 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
4168 Use ix86_fp_comparison_strategy.
4169 (ix86_expand_compare): Likewise. Eliminate last two arguments.
4170 (ix86_fp_jump_nontrivial_p): Eliminate.
4171 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
4172 call to ix86_expand_compare.
4173 (ix86_split_fp_branch, ix86_expand_setcc,
4174 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
4175 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
4177 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4179 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
4180 related to jump_clobbers.
4181 * config/arm/arm.md (conds): Remove jump_clob case.
4182 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
4183 splits): Change comparison_operator to arm_comparison_operator.
4184 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
4187 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4189 * dojump.c (do_compare_rtx_and_jump): Try swapping the
4190 condition for floating point modes.
4191 * expmed.c (emit_store_flag_1): Move here a bigger part
4193 (emit_store_flag): Try swapping the condition for floating point
4195 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
4197 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4199 * expr.c (expand_expr_real_1): Just use do_store_flag.
4200 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
4201 emit_store_flag_force.
4202 * expmed.c (emit_store_flag_force): Copy here trick
4203 previously in expand_expr_real_1. Try reversing the comparison.
4204 (emit_store_flag_1): Work if target is NULL.
4205 (emit_store_flag): Work if target is NULL, using the result mode
4206 from the comparison. Use split_comparison, restructure final part
4207 to simplify conditionals.
4209 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4211 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
4212 * dojump.c (do_jump): Change handling of floating-point
4213 ops to use just do_compare_and_jump.
4214 (split_comparison): New.
4215 (do_compare_rtx_and_jump): Add here logic coming previously
4216 in do_jump, using split_comparison.
4218 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
4221 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
4223 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4225 * tree-ssa-alias.c: Fix unintentional commit.
4227 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4229 * passes.c (execute_one_pass): Fix unintentional commit.
4231 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4233 * df-problems.c (df_set_seen, df_unset_seen): Delete.
4234 (df_rd_local_compute, df_md_local_compute): Inline them.
4236 (df_md_scratch): New.
4237 (df_md_alloc, df_md_free): Allocate/free it.
4238 (df_md_local_compute): Only include live registers in init.
4239 (df_md_transfer_function): Prune the in-set computed by
4240 the confluence function, and the gen-set too.
4242 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4244 PR rtl-optimization/26854
4245 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
4246 * df-problems.c (df_rd_add_problem): Fix comment.
4247 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
4248 df_md_simulate_artificial_defs_at_top,
4249 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
4250 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
4251 df_md_transfer_function, df_md_init, df_md_confluence_0,
4252 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
4253 problem_MD, df_md_add_problem): New.
4254 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
4255 df_md_get_bb_info): New.
4256 (DF_LAST_PROBLEM_PLUS1): Adjust.
4258 * Makefile.in (fwprop.o): Include domwalk.h.
4259 * fwprop.c: Include domwalk.h.
4260 (reg_defs, reg_defs_stack): New.
4261 (bitmap_only_bit_between): Remove.
4262 (process_defs): New.
4263 (process_uses): Use reg_defs and local_md instead of
4264 bitmap_only_bit_between and local_rd.
4265 (single_def_use_enter_block): New, from build_single_def_use_links.
4266 (single_def_use_leave_block): New.
4267 (build_single_def_use_links): Remove code moved to
4268 single_def_use_enter_block, invoke domwalk.
4269 (use_killed_between): Adjust comment.
4271 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4273 * bitmap.h (bitmap_ior_and_into): New.
4274 * bitmap.c (bitmap_ior_and_into): New.
4276 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4278 * domwalk.h (struct dom_walk_data): Remove all callbacks except
4279 before_dom_children_before_stmts and after_dom_children_after_stmts.
4280 Rename the two remaining callbacks to just before_dom_children and
4281 after_dom_children. Remove other GIMPLE statement walking bits.
4282 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
4283 * graphite.c: Do not include domwalk.h.
4284 * tree-into-ssa.c (interesting_blocks): New global.
4285 (struct mark_def_sites_global_data): Remove it and names_to_rename.
4286 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
4287 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
4288 now that they're not domwalk callbacks.
4289 (rewrite_initialize_block): Rename to...
4290 (rewrite_enter_block): ... this, place after called functions. Test
4291 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
4292 (rewrite_finalize_block): Rename to...
4293 (rewrite_leave_block): ... this, place after called functions.
4294 (rewrite_update_init_block): Rename to...
4295 (rewrite_update_enter_block): ... this, place after called functions.
4296 Test interesting_blocks, call rewrite_update_stmt and
4297 rewrite_update_phi_arguments.
4298 (rewrite_update_fini_block): Rename to...
4299 (rewrite_leave_block): ... this, place after called functions.
4300 (rewrite_blocks): Remove last argument, simplify initialization of
4302 (mark_def_sites_initialize_block): Rename to...
4303 (mark_def_sites_block): ... this, call mark_def_sites.
4304 (mark_def_sites_blocks): Remove argument, simplify initialization of
4306 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
4307 (update_ssa): Likewise.
4308 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
4310 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
4311 (dom_opt_initialize_block): Rename to...
4312 (dom_opt_enter_block): ... this, place after called functions. Walk
4313 statements here, inline propagate_to_outgoing_edges.
4314 (dom_opt_finalize_block): Rename to...
4315 (dom_opt_leave_block): ... this, place after called functions.
4316 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
4318 (dse_enter_block, dse_record_phi): New.
4319 (dse_record_phis): Delete.
4320 (dse_finalize_block): Rename to...
4321 (dse_leave_block): ... this.
4322 (tree_ssa_dse): Simplify initialization of walk_data.
4323 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
4324 Adjust initialization of walk_data.
4325 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
4326 * tree-ssa-loop-phiopt.c (get_non_trapping):
4327 Adjust initialization of walk_data.
4328 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
4329 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
4330 it's not a domwalk callback.
4331 (uncprop_initialize_block): Rename to...
4332 (dse_enter_block): ... this, call uncprop_into_successor_phis.
4333 (dse_finalize_block): Rename to...
4334 (dse_leave_block): ... this.
4335 (tree_ssa_uncprop): Simplify initialization of walk_data.
4336 * Makefile.in: Adjust dependencies.
4338 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
4340 * arm.md (casesi): Fix test for Thumb1.
4341 (thumb1_casesi_internal_pic): Likewise.
4342 (thumb1_casesi_dispatch): Likewise.
4344 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
4346 * config/arm/arm-cores.def: Added core cortex-m0.
4347 * config/arm/arm-tune.md: Regenerated.
4348 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
4350 2009-06-26 DJ Delorie <dj@redhat.com>
4352 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
4354 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
4355 the scheduler doesn't tag jump insns.
4357 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
4359 * c-decl.c (merge_decls): Re-indent.
4361 2009-06-26 Janis Johnson <janis187@us.ibm.com>
4364 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
4365 Special-case decimal float constants.
4367 2009-06-26 Richard Henderson <rth@redhat.com>
4369 * function.h (struct function): Add cannot_be_copied_reason,
4370 and cannot_be_copied_set.
4371 * tree-inline.c (has_label_address_in_static_1): Rename from
4372 inline_forbidden_p_2; don't set inline_forbidden_reason here.
4373 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
4374 don't set inline_forbidden_reason.
4375 (copy_forbidden): New function, split out of inline_forbidden_p.
4376 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
4377 (inline_forbidden_p): Use copy_forbidden.
4378 (tree_versionable_function_p): Likewise.
4379 (inlinable_function_p): Merge into tree_inlinable_function_p.
4380 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
4381 * ipa-cp.c (ipcp_versionable_function_p): New function.
4382 (ipcp_cloning_candidate_p): Use it.
4383 (ipcp_node_modifiable_p): Likewise.
4385 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
4387 * builtins.c (expand_builtin_alloca): Handle builtin alloca
4388 that is marked not to be inlined. Remove flag_mudflap use.
4389 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
4390 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
4392 2009-06-26 Steve Ellcey <sje@cup.hp.com>
4395 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
4396 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
4398 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
4400 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
4402 (__mingwthr_remove_key_dtor): Likewise.
4404 2009-06-26 Richard Guenther <rguenther@suse.de>
4406 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
4408 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
4411 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
4412 try the non-cond_exec path also.
4414 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4417 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
4418 (output_cbranch): Use new functions.
4419 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
4422 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4423 Pat Haugen <pthaugen@us.ibm.com>
4424 Revital Eres <ERES@il.ibm.com>
4426 * config/rs6000/rs6000.c (print_operand): Correct lossage message
4427 for %c error. Add %x support to print VSX registers as a unified
4428 register set, instead of separate float and altivec registers.
4429 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
4430 %y case, and add support for VSX pre-modify addresses.
4431 (output_toc): Add assert for CONST containing an integer constant
4433 (rs6000_adjust_cost): Add POWER7 support.
4434 (insn_must_be_first_in_group): Ditto.
4435 (insn_must_be_last_in_group): Ditto.
4436 (rs6000_emit_popcount): Ditto.
4437 (rs6000_vector_mode_supported_p): Ditto.
4439 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
4440 Change some of the functions called by macros to being called
4441 through a pointer, so debug functions can be inserted if
4442 -mdebug=addr or -mdebug=cost.
4443 (rs6000_preferred_reload_class_ptr): Ditto.
4444 (rs6000_secondary_reload_class_ptr): Ditto.
4445 (rs6000_secondary_memory_needed_ptr): Ditto.
4446 (rs6000_cannot_change_mode_class_ptr): Ditto.
4447 (rs6000_secondary_reload_inner): Ditto.
4448 (rs6000_legitimize_reload_address): Ditto.
4449 (rs6000_legitimize_reload_address_ptr): Ditto.
4450 (rs6000_mode_dependent_address): Ditto.
4451 (rs6000_mode_dependent_address_ptr): Ditto.
4453 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
4454 function to return true if the mode allows reg + integer
4456 (virtual_stack_registers_memory_p): New function to return true if
4457 the address refers to a virtual stack register.
4458 (rs6000_legitimate_offset_address_p): Move code to say whether a
4459 mode supports reg+int addressing to reg_offset_addressing_ok_p and
4461 (rs6000_legitimate_address_p): Add checks for modes that only can
4462 do reg+reg addressing. Start adding VSX support.
4463 (rs6000_legitimize_reload_address): Ditto.
4464 (rs6000_legitimize_address): Ditto.
4465 (rs6000_debug_legitimate_address_p): New debug functions for
4466 -mdebug=addr and -mdebug=cost.
4467 (rs6000_debug_rtx_costs): Ditto.
4468 (rs6000_debug_address_costs): Ditto.
4469 (rs6000_debug_adjust_cost): Ditto.
4470 (rs6000_debug_legitimize_address): Ditto.
4471 (rs6000_legitimize_reload_address_ptr): Point to call normal
4472 function or debug function. Make functions called via pointer
4474 (rs6000_mode_dependent_address_ptr): Ditto.
4475 (rs6000_secondary_reload_class_ptr): Ditto.
4476 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
4477 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
4478 into a friendlier error.
4479 (rs6000_init_builtins): Add initial VSX support.
4480 (rs6000_adjust_cost): Fix some spacing issues.
4482 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
4483 (REG_CLASS_NAMES): Ditto.
4484 (REG_CLASS_CONTENTS): Ditto.
4485 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
4486 pointer, to add -mdebug=addr support.
4487 (CANNOT_CHANGE_MODE_CLASS): Ditto.
4488 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
4489 -mdebug=addr support.
4490 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
4491 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
4492 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
4494 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
4496 (bswapsi*): Set attribute types for load/store. Add combiner
4497 patterns to eliminate zero extend on 64-bit.
4498 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
4499 stdbrx if the hardware supports those instructions.
4501 2009-06-25 Ian Lance Taylor <iant@google.com>
4503 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4504 (Link Options): Document -static-libstdc++.
4506 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4509 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4510 DATA_ALIGNMENT instead.
4512 2009-06-25 Richard Guenther <rguenther@suse.de>
4514 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
4515 indirect references against the callused/escaped solutions.
4516 (call_may_clobber_ref_p_1): Likewise.
4518 2009-06-25 Martin Jambor <mjambor@suse.cz>
4520 PR tree-optimization/40493
4521 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
4522 (enum unscalarized_data_handling): New type.
4523 (handle_unscalarized_data_in_subtree): Return what has been done.
4524 (load_assign_lhs_subreplacements): Handle left flushes differently.
4525 (sra_modify_assign): Use unscalarized_data_handling, simplified
4526 condition determining whether to remove the statement.
4528 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4530 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4531 excerpt - @ should be doubled for texinfo.
4533 2009-06-24 Ian Lance Taylor <iant@google.com>
4535 * config/arc/arc.c: Include "df.h".
4536 (arc_attribute_table): Make static. Move higher in file.
4537 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
4538 (output_shift): Initialize n later to avoid warning.
4539 * config/arm/arm.c (arm_attribute_table): Make static. Move
4541 * config/avr/avr.c (avr_attribute_table): Make static. Move
4543 (reg_class_tab): Change array type from int to enum reg_class.
4544 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
4546 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
4547 (lshrhi3_out): Likewise.
4548 (class_likely_spilled_p): Change return type to bool.
4549 (avr_rtx_costs): Use local code variable with enum type.
4550 * config/avr/avr.md (movmemhi): Use add_reg_note.
4551 (andhi3, andsi3): Don't use AS2 with "and".
4552 (iorhi3, iorsi3): Don't use AS2 with "or".
4553 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
4554 * config/crx/crx.c: Include "df.h".
4555 (crx_attribute_table): Make static.
4556 * config/m32r/m32r.c: Include "df.h".
4557 (m32r_attribute_table): Make static. Move higher in file.
4558 (pop): Use add_reg_note.
4559 (block_move_call): Change 0 to LCT_NORMAL in function call.
4560 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
4561 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
4562 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
4563 declare, not just when TREE_CODE is defined.
4564 * config/m68hc11/m68hc11.c: Include "expr.h".
4565 (m68hc11_attribute_table): Make static. Move higher in file.
4566 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
4568 (m68hc11_register_indirect_p): Likewise.
4569 (m68hc11_function_arg_padding): Change return type to enum
4571 (emit_move_after_reload): Use add_reg_note.
4572 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
4573 (m68hc11_split_logical): Likewise.
4574 (m68hc11_rtx_costs): Add local code_and outer_code variables with
4576 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
4577 to VOIDmode in function call.
4578 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
4580 (m68hc11_split_logical): Update declaration.
4581 (m68hc11_function_arg_padding): Update declaration.
4582 * config/mcore/mcore.c (regno_reg_class): Change form array of int
4583 to array of enum reg_class.
4584 (mcore_attribute_table): Make static. Move higher in file.
4585 (mcore_rtx_costs): Add cast to enum type.
4586 * config/mcore/mcore.h (regno_reg_class): Update declaration.
4587 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
4588 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
4590 * config/sh/predicates.md (trapping_target_operand): Rename and to
4592 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4594 * config/spu/spu.c (spu_attribute_table): Make static. Move
4596 * config/v850/v850.c (v850_attribute_table): Make static. Move
4598 (v850_rtx_costs): Use local code with enum type.
4599 (expand_epilogue): Add cast.
4600 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
4602 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
4605 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
4606 -m2a-single-only and -m2a-nofpu.
4607 * config/sh/sh.opt: Document m2a generates FPU code.
4609 2009-06-24 Anatoly Sokolov <aesok@post.ru>
4611 * defaults.h (CAN_ELIMINATE): Provide default.
4612 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4613 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4614 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4615 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4616 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4617 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4618 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4619 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4620 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4621 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4623 2009-06-24 DJ Delorie <dj@redhat.com>
4625 * mep-ext-cop.cpu: Fix copyright notice.
4626 * mep-default: Fix copyright notice.
4627 * mep-core: Fix copyright notice.
4628 * mep: Fix copyright notice.
4629 * mep-ivc2: Fix copyright notice.
4630 * mep-c5: Fix copyright notice.
4632 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4634 * doc/contrib.texi (Contributors):
4636 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4639 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4640 src and dst operands if necessary.
4642 2009-06-23 DJ Delorie <dj@redhat.com>
4645 * config.gcc: Add mep support.
4646 * recog.c: Resurrect validate_replace_rtx_subexp().
4647 * recog.h: Likewise.
4648 * config/mep/: Add new port:
4649 * config/mep/constraints.md: New file.
4650 * config/mep/default.h: New file.
4651 * config/mep/intrinsics.h: New file.
4652 * config/mep/intrinsics.md: New file.
4653 * config/mep/ivc2-template.h: New file.
4654 * config/mep/mep-c5.cpu: New file.
4655 * config/mep/mep-core.cpu: New file.
4656 * config/mep/mep-default.cpu: New file.
4657 * config/mep/mep-ext-cop.cpu: New file.
4658 * config/mep/mep-intrin.h: New file.
4659 * config/mep/mep-ivc2.cpu: New file.
4660 * config/mep/mep-lib1.asm: New file.
4661 * config/mep/mep-lib2.c: New file.
4662 * config/mep/mep-pragma.c: New file.
4663 * config/mep/mep-protos.h: New file.
4664 * config/mep/mep-tramp.c: New file.
4665 * config/mep/mep.c: New file.
4666 * config/mep/mep.cpu: New file.
4667 * config/mep/mep.h: New file.
4668 * config/mep/mep.md: New file.
4669 * config/mep/mep.opt: New file.
4670 * config/mep/predicates.md: New file.
4671 * config/mep/t-mep: New file.
4673 2009-06-23 Ian Lance Taylor <iant@google.com>
4675 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4676 from loose_warn into c_loose_warn and from strict_warn into
4677 c_strict_warn. Set and substitute warn_cxxflags. Check for
4678 --enable-build-with-cxx. Set and substitute
4679 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4680 * Makefile.in (CXXFLAGS): New variable.
4681 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4682 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4683 the default is the same as $(STRICT_WARN).
4684 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4685 (CXX): New variable.
4686 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4687 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4688 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4689 (HOST_LIBS): New variable.
4690 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4691 (ALL_CXXFLAGS): New variable.
4692 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4693 * doc/install.texi (Configuration): Document
4694 --enable-build-with-cxx, --with-stage1-ldflags,
4695 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4696 * configure: Rebuild.
4698 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4700 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4701 from previous commit.
4703 2009-06-23 Ian Lance Taylor <iant@google.com>
4705 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4707 2009-06-23 Ian Lance Taylor <iant@google.com>
4709 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4710 with ATTRIBUTE_UNUSED.
4712 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4713 Pat Haugen <pthaugen@us.ibm.com>
4714 Revital Eres <eres@il.ibm.com>
4716 * config.in (HAVE_AS_POPCNTD): Add default definition.
4717 (HAVE_AS_LWSYNC): Ditto.
4719 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4721 (gcc_cv_as_powerpc_cmpb): Ditto.
4722 (gcc_cv_as_powerpc_dfp): Ditto.
4723 (gcc_cv_as_powerpc_vsx): Ditto.
4724 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4725 supporting the popcntd/lwsync instructions.
4726 (gcc_cv_as_powerpc_lwsync): Ditto.
4727 * configure: Regenerate.
4729 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4730 -mcpu=native and -mcpu=power7.
4731 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4733 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4734 a variable instead of a mask to reduce the number of mask bits.
4735 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4736 (-mbit-word): Ditto.
4737 (-mregnames): Ditto.
4738 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4739 (-mfused-madd): Ditto.
4741 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4743 (-mvsx): New switch for VSX instructions.
4744 (-misel): Move from a variable to a mask to allow it to be set by
4747 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4748 function declaration to an array declaration.
4749 (rs6000_hard_regno_nregs): New external array declaration.
4751 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4752 files included by rs6000.md.
4754 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4755 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4757 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4759 (rs6000_debug_reg): New -mdebug= variables.
4760 (rs6000_debug_addr): Ditto.
4761 (rs6000_debug_cost): Ditto.
4762 (rs6000_pmode): New variable to hold Pmode.
4763 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4764 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4765 calculated at compiler start.
4766 (rs6000_hard_regno_nregs): Change function to an array which holds
4767 HARD_REGNO_NREGS calculated at compiler start.
4768 (rs6000_explicit_options): Delete isel field.
4769 (rs6000_vector_unit): New array to hold which vector unit
4770 supports arithmetic options for a given type.
4771 (rs6000_vector_mem): New array to hold which vector unit supports
4772 memory reference operations for a given type.
4773 (rs6000_vector_align): New array to given the alignment of each
4775 (power7_cost): New basic costs for power7.
4776 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4777 (rs6000_hard_regno_nregs_internal): New function, moved from
4778 HARD_REGNO_NREGS, to calculate the number of registers each hard
4779 register takes for each type.
4780 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4781 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4782 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4783 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4784 unit information here so it is calculated once at compiler startup
4786 (rs6000_override_options): Make -misel a target mask. Add more
4787 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4788 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4790 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4791 (rs6000_handle_option): Move -misel from variable to target mask.
4792 (rs6000_builtin_mask_for_load): Add VSX support.
4793 (rs6000_conditional_register_usage): Ditto.
4794 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4795 (function_arg_boundary): Ditto.
4796 (rs6000_expand_builtin): Ditto.
4797 (def_builtin): Make abort message a little friendlier.
4798 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4800 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4801 assembler support the popcntd instruction instead of a vsx
4802 instruction to enable power7 support.
4803 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4804 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4805 option to the assembler if -mcpu=native.
4806 (ASM_CPU_NATIVE_SPEC): Ditto.
4807 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4809 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4810 the lwsync instruction.
4811 (enum processor_type): Add PROCESSOR_POWER7.
4812 (rs6000_debug_reg): New -mdebug= options.
4813 (rs6000_debug_addr): Ditto.
4814 (rs6000_debug_cost): Ditto.
4815 (rs6000_isel): Delete.
4816 (enum rs6000_vector): New enum to say what vector unit we have.
4817 (VECTOR_UNIT_*): New macros to say which vector unit has
4818 arithmetic operations for a given type.
4819 (VECTOR_MEM_*): New macros to say which vector unit has memory
4820 operations for a given type.
4821 (TARGET_LDBRX): Whether the machine supports the ldbrx
4823 (TARGET_ISEL): Delete, -misel moved to be a mask.
4824 (TARGET_ISEL64): New macro for 64-bit isel support.
4825 (UNITS_PER_VSX_WORD): New macro.
4826 (POINTER_SIZE): Move to be an external variable, rather than
4827 calculating whether we are generating 32 ot 64-bit code.
4829 (STACK_BOUNDARY): Add VSX support.
4830 (LOCAL_ALIGNMENT): Ditto.
4831 (SLOW_UNALIGNED_ACCESS): Ditto.
4832 (VSX_REGNO_P): New macro for VSX support.
4833 (VFLOAT_REGNO_P): Ditto.
4834 (VINT_REGNO_P): Ditto.
4835 (VLOGICAL_REGNO_P): Ditto.
4836 (VSX_VECTOR_MODE): Ditto.
4837 (VSX_SCALAR_MODE): Ditto.
4839 (VSX_MOVE_MODE): Ditto.
4840 (VSX_REG_CLASS_P): Ditto.
4841 (HARD_REGNO_NREGS): Instead of calling a function, use an array
4843 (UNITS_PER_SIMD_WORD): Add VSX support.
4844 (MODES_TIEABLE_P): Ditto.
4845 (STARTING_FRAME_OFFSET): Ditto.
4846 (STACK_DYNAMIC_OFFSET): Ditto.
4847 (EPILOGUE_USES): Ditto.
4848 (REGNO_REG_CLASS): Move to array lookup.
4849 (CLASS_MAX_NREGS): Ditto.
4850 (rs6000_vector_reg_class): Add declaration.
4851 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
4852 overlap with the floating point and Altivec registers.
4854 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
4856 * config/rs6000/driver-rs6000.c (asm_names): New static array to
4857 give the appropriate asm switches if -mcpu=native.
4858 (host_detect_local_cpu): Add support for "asm".
4859 (host_detect_local_cpu): Follow GNU code guidelines for name.
4861 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
4862 -mbit-word to a variable instead of being a target mask.
4864 * config/rs6000/sync.md (lwsync): If the assembler supports it,
4865 emit the lwsync instruction instead of emitting the instruction as
4866 an integer constant.
4868 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
4869 fixuns_trundfsi2, move expander into rs6000.md.
4871 * config/rs6000/rs6000.md (cpu): Add power7.
4872 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
4873 (logical predicate patterns): Change the single instruction
4874 primitives that set CR0 to be fast_compare instead of compare.
4876 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
4877 (popcntddi2): Ditto.
4878 (popcount<mode>): Ditto.
4879 (floating multiply/add insns): Name the floating point
4881 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
4882 (isel_unsigned_<mode>): Ditto.
4883 (fixuns_trundfsi2): Move expander here from spe.md.
4884 (smindi3): Define if we have -misel on 64-bit systems.
4889 2009-06-23 Anatoly Sokolov <aesok@post.ru>
4891 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
4893 * config/avr/avr.c (avr_current_device): New variable.
4894 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
4895 (avr_arch, mcu_type_s): Move to avr.h.
4896 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
4897 default_data_section_start fields.
4898 (avr_arch): Moved from avr.c.
4899 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
4900 library_name fields.
4901 (avr_current_device, avr_mcu_types, avr_arch_types,
4902 avr_device_to_arch, avr_device_to_data_start,
4903 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
4904 (EXTRA_SPEC_FUNCTIONS): Define.
4905 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
4906 options mapping. Use device_to_arch and device_to_data_start insted.
4907 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
4908 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
4909 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
4910 * config/avr/driver-avr.c: New file.
4911 * config/avr/avr-devices.c: New file.
4913 2009-06-23 Jakub Jelinek <jakub@redhat.com>
4915 * var-tracking.c (unshare_variable): Force initialized to
4916 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
4917 (set_variable_part): Likewise.
4918 (struct variable_union_info): Remove pos_src field.
4919 (vui_vec, vui_allocated): New variables.
4920 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
4921 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
4922 == 1 use a simpler sorting algorithm. Compute pos field right
4923 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
4924 Avoid quadratic comparison if !flag_var_tracking_uninit.
4925 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
4926 unshare_variable unconditionally.
4927 (dataflow_set_different_2): Removed.
4928 (dataflow_set_different): Don't traverse second hash table.
4929 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
4930 unconditionally to var_reg_set or var_mem_set.
4931 (emit_notes_in_bb): Likewise.
4932 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
4934 (emit_note_insn_var_location): Don't set initialized to
4935 VAR_INIT_STATUS_INITIALIZED early.
4936 (vt_finalize): Free vui_vec if needed, clear vui_vec and
4938 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
4940 * tree-object-size.c (addr_object_size): Instead of checking
4941 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
4942 are no FIELD_DECLs following it.
4944 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
4946 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
4947 order to match bswaps with signed source operands.
4949 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4951 * sdbout.c (sdbout_one_type): Fix braces in switch.
4953 2009-06-23 Richard Guenther <rguenther@suse.de>
4955 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
4957 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
4958 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
4959 var_callused, callused_tree, var_storedanything, storedanything_tree,
4960 var_integer, integer_tree): Remove global variables.
4961 (new_var_info): Do not pass new id, append the new var to the
4962 global variable vector.
4963 (do_ds_constraint): Use is_global_var member of the variable-info.
4964 (new_scalar_tmp_constraint_exp): Adjust.
4965 (create_function_info_for): Likewise.
4966 (create_variable_info_for): Likewise.
4967 (find_what_var_points_to): Remove dead code.
4968 (init_base_vars): Simplify.
4969 (compute_points_to_sets): Adjust.
4971 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4973 * combine.c (try_combine): Dump information about the insns we're
4976 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4978 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
4979 check when calling force_to_mode on TRUNCATE's operand.
4981 2009-06-22 Ian Lance Taylor <iant@google.com>
4983 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
4985 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4987 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
4989 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4991 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
4992 override library linkage flags such as -static-libgcc or
4995 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4997 * config/m68k/m68k-devices.def: Add line for MCF5221x.
4999 2009-06-22 Ian Lance Taylor <iant@google.com>
5001 * config/linux.opt: Put mglibc ahead of muclibc.
5003 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
5004 for duplicate decls.
5006 2009-06-22 Matthias Klose <doko@ubuntu.com>
5008 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
5010 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
5013 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
5014 instead of NULL if a parser error occurs.
5016 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5018 * dwarf2out.c (dwarf2_debug_hooks): Initialize
5019 non-DWARF2_DEBUGGING_INFO version.
5021 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
5023 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
5024 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
5026 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
5027 (LIBGCC2_TF_CEXT): Define.
5030 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5033 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
5035 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5037 * config/arm/arm.c (arm_override_options): Disable
5038 -mcaller-super-interworking and -mcallee-super-interworking.
5039 * doc/invoke.texi (ARM Options): Document this.
5041 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
5043 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
5044 * config/arm/constraints.md (j): New constraint for movw operands.
5045 (N): Remove thumb2 meaning.
5046 * config/arm/arm.md (*arm_movw): Delete.
5047 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
5048 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
5049 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
5051 2009-06-22 Martin Jambor <mjambor@suse.cz>
5053 PR tree-optimization/40492
5054 * tree-sra.c (sra_modify_assign): Pass zero offsets to
5055 build_ref_for_offset.
5057 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
5059 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
5060 JUMP_TABLE_DATA_P predicates where applicable.
5061 * auto-inc-dec.c: Ditto.
5062 * builtins.c: Ditto.
5063 * caller-save.c: Ditto.
5065 * cfgcleanup.c: Ditto.
5066 * cfglayout.c: Ditto.
5069 * combine-stack-adj.c: Ditto.
5075 * dwarf2asm.c: Ditto.
5076 * dwarf2out.c: Ditto.
5077 * emit-rtl.c: Ditto.
5083 * function.c: Ditto.
5086 * genpreds.c: Ditto.
5087 * genrecog.c: Ditto.
5089 * ira-costs.c: Ditto.
5090 * ira-lives.c: Ditto.
5093 * lower-subreg.c: Ditto.
5094 * modulo-sched.c: Ditto.
5096 * postreload.c: Ditto.
5097 * print-rtl.c: Ditto.
5106 * sched-vis.c: Ditto.
5108 * sel-sched-ir.c: Ditto.
5109 * simplify-rtx.c: Ditto.
5110 * targhooks.c: Ditto.
5111 * var-tracking.c: Ditto.
5112 * vmsdbgout.c: Ditto.
5114 2009-06-22 Matthias Klose <doko@ubuntu.com>
5116 * Makefile.in (install-plugin): Always use DESTDIR.
5118 2009-06-22 Olivier Hainque <hainque@adacore.com>
5120 * config/pa/pa.c (output_call): Don't optimize post call jumps
5121 into return address adjustments if the call may throw.
5123 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
5125 * arm.c (thumb1_output_casesi): New function.
5126 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
5127 optimizing for size or PIC.
5128 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
5129 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
5130 (casesi): Handle Thumb-1 when optimizing for size or PIC.
5131 (thumb1_casesi_internal_pic): New expand rule.
5132 (thumb1_casesi_dispatch): New pattern.
5133 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
5135 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
5136 in the text seciton when PIC or optimizing for size.
5137 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
5138 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
5139 preservation properties of code.
5140 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
5141 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
5142 (__gnu_thumb1_case_si): New function.
5143 * t-arm (LIB1ASMSRC): Define here.
5144 (LIB1ASMFUNCS): Add some common functions.
5145 * t-arm-elf (LIB1ASMSRC): Delete.
5146 (LIB1ASMFUNCS): Append to existing set.
5147 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5148 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5149 * t-symbian (LIB1ASMFUNCS): Likewise.
5150 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5151 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5153 2009-06-21 Richard Guenther <rguenther@suse.de>
5155 PR tree-optimization/38729
5156 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
5157 to loops with a single exit if -fno-expensive-optimizations.
5159 2009-06-21 Jakub Jelinek <jakub@redhat.com>
5161 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
5162 (dataflow_set): Change vars type from htab_t to shared_hash.
5163 (shared_hash_pool, empty_shared_hash): New variables.
5164 (vars_clear): Removed.
5165 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
5166 shared_hash_find_slot_unshare, shared_hash_find_slot,
5167 shared_hash_find_slot_noinsert, shared_hash_find): New
5169 (shared_hash_unshare, shared_hash_destroy): New functions.
5170 (unshare_variable): Unshare set->vars if shared, use
5172 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
5173 (get_init_value, find_src_set_src, dump_dataflow_set,
5174 clobber_variable_part, emit_notes_for_differences): Use
5176 (dataflow_set_init): Remove second argument, set vars to
5177 empty_shared_hash instead of creating a new htab.
5178 (dataflow_set_clear): Call shared_hash_destroy and set vars
5179 to empty_shared_hash instead of calling vars_clear.
5180 (dataflow_set_copy): Don't call vars_copy, instead just share
5181 the src htab with dst.
5182 (variable_union): Use shared_hash_*, use initially NO_INSERT
5183 lookup if set->vars is shared. Don't keep slot cleared before
5184 calling unshare_variable. Unshare set->vars if needed.
5185 Even ->refcount == 1 vars must be unshared if set->vars is shared
5186 and var needs to be modified.
5187 (variable_canonicalize): New function.
5188 (dataflow_set_union): If dst->vars is empty, just share src->vars
5189 with dst->vars and traverse with variable_canonicalize to canonicalize
5190 and unshare what is needed.
5191 (dataflow_set_different): If old_set and new_set use the same shared
5192 htab, they aren't different. If number of htab elements is different,
5193 htabs are different. Use shared_hash_*.
5194 (dataflow_set_destroy): Call shared_hash_destroy instead of
5196 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
5197 second argument to dataflow_set_init.
5198 (vt_initialize): Likewise. Initialize shared_hash_pool and
5199 empty_shared_hash, move bb in/out initialization afterwards.
5200 Use variable_htab_free instead of NULL as changed_variables del hook.
5201 (variable_was_changed): Change type of second argument to pointer to
5202 dataflow_set. When inserting var into changed_variables, bump
5203 refcount. Unshare set->vars if set is shared htab and slot needs to
5205 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
5206 lookup if set->vars is shared. Unshare set->vars if needed.
5207 Even ->refcount == 1 vars must be unshared if set->vars is shared
5208 and var needs to be modified. Adjust variable_was_changed caller.
5209 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
5210 vars must be unshared if set->vars is shared and var needs to be
5211 modified. Adjust variable_was_changed caller.
5212 (emit_note_insn_var_location): Don't pool_free var.
5213 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
5215 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
5216 free_alloc_pool on shared_hash_pool.
5218 2009-06-20 Anthony Green <green@moxielogic.com>
5220 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
5221 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
5223 2009-06-20 Richard Guenther <rguenther@suse.de>
5225 * tree-ssa-structalias.c (find_func_aliases): For memset use
5226 a constraint from NULL if we memset to zero.
5227 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
5228 we explicitly handle that do not read from memory.
5229 (call_may_clobber_ref_p_1): Properly handle builtins that may
5232 2009-06-20 Richard Guenther <rguenther@suse.de>
5234 PR tree-optimization/40495
5235 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
5236 (new_scalar_tmp_constraint_exp): New function.
5237 (process_constraint): Do not create temporary decls.
5238 (process_all_all_constraints): Likewise.
5239 (handle_const_call): Likewise.
5240 (create_function_info_for): Do not set decl.
5242 2009-06-19 Ian Lance Taylor <iant@google.com>
5244 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
5245 (rs6000_attribute_table): Make static; move before use.
5247 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
5249 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
5250 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
5251 Propagate the TREE_READONLY flag without overwriting it.
5252 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
5253 Propagate the TREE_READONLY flag onto the result.
5254 (process_call_operands): Move around. Use correct constant value.
5256 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5259 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
5260 * config/arm/arm.md: Likewise.
5262 2009-06-19 Ian Lance Taylor <iant@google.com>
5264 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
5265 to GIMPLE_ERROR_MARK.
5267 * c-typeck.c (build_conditional_expr): Add op1_original_type and
5268 op2_original_type parameters. Warn about using different enum types.
5269 * c-parser.c (c_parser_conditional_expression): Pass original
5270 types to build_conditional_expr.
5271 * c-tree.h (build_conditional_expr): Update declaration.
5273 2009-06-19 Ian Lance Taylor <iant@google.com>
5275 * config/i386/i386.c (ix86_function_specific_save): Test that
5276 fields match values, rather than testing the values are in a
5279 2009-06-19 Richard Guenther <rguenther@suse.de>
5281 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
5283 (ptr_derefs_may_alias_p): Likewise.
5284 (ptr_deref_may_alias_ref_p_1): New function.
5285 (ptr_deref_may_alias_ref_p): Likewise.
5286 (ref_maybe_used_by_call_p_1): Handle builtins that are not
5287 covered by looking at the ESCAPED solution.
5288 (call_may_clobber_ref_p_1): Likewise.
5289 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
5290 Handle NULL_TREE offset. Do not produce redundant constraints.
5291 (process_all_all_constraints): New helper function.
5292 (do_structure_copy): Use it.
5293 (handle_lhs_call): Likewise.
5294 (find_func_aliases): Handle some builtins with pointer arguments
5295 and/or return values explicitly.
5297 2009-06-19 Ian Lance Taylor <iant@google.com>
5299 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
5301 2009-06-19 Ian Lance Taylor <iant@google.com>
5303 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
5305 2009-06-19 Ian Lance Taylor <iant@google.com>
5307 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
5308 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
5311 * c-decl.c (finish_decl): If -Wc++-compat, warn about
5312 uninitialized const.
5314 2009-06-19 Ian Lance Taylor <iant@google.com>
5316 * dse.c (struct store_info): Rename bitmap field to bmap. Change
5319 * c-decl.c (in_struct, struct_types): Remove.
5320 (struct c_binding): Add in_struct field.
5321 (c_binding_ptr): Define type, along with VEC.
5322 (struct c_struct_parse_info): Define.
5323 (struct_parse_info): New static variable.
5324 (bind): Initialize in_struct field.
5325 (start_struct): Remove enclosing_in_struct and
5326 enclosing_struct_types parameters. Add
5327 enclosing_struct_parse_info parameter. Change all callers. Set
5328 struct_parse_info rather than in_struct and struct_types.
5329 (grokfield): If -Wc++-compat and there is a symbol binding for the
5330 field name, set the in_struct flag and push it on the
5331 struct_parse_info->fields vector.
5332 (warn_cxx_compat_finish_struct): New static function.
5333 (finish_struct): Remove enclosing_in_struct and
5334 enclosing_struct_types parameters. Add
5335 enclosing_struct_parse_info parameter. Change all callers. Don't
5336 set C_TYPE_DEFINED_IN_STRUCT here. Call
5337 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
5338 parameter. Only push on struct_types if warn_cxx_compat.
5339 (finish_enum): Only push on struct_types if warn_cxx_compat.
5340 (declspecs_add_type): Add loc parameter. Change all callers.
5341 Change all error calls to error_at. Pass loc, not input_location,
5342 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
5343 defined in a struct. If -Wc++-compat and parsing a struct, record
5344 that a typedef name was used.
5345 * c-parser.c (c_parser_declspecs): Get location to pass to
5347 (c_parser_struct_or_union_specifier): Update calls to start_struct
5349 * c-tree.h (struct c_struct_parse_info): Declare.
5350 (finish_struct, start_struct): Update declarations.
5351 (declspecs_add_type): Update declaration.
5353 2009-06-19 Ian Lance Taylor <iant@google.com>
5355 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
5356 variable with an anonymous type.
5358 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5360 * see.c: Remove for real.
5362 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5364 * optabs.h (enum optab_index): Add new OTI_significand.
5365 (significand_optab): Define corresponding macro.
5366 * optabs.c (init_optabs): Initialize significand_optab.
5367 * genopinit.c (optabs): Implement significand_optab using
5368 significand?f2 patterns.
5369 * builtins.c (expand_builtin_mathfn): Handle
5370 BUILT_IN_SIGNIFICAND{,F,L}.
5371 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
5372 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
5374 * config/i386/i386.md (significandxf2, significand<mode>2): New
5375 expanders to implement significandf, significand and significandl
5376 built-ins as inline x87 intrinsics.
5378 2009-06-18 Anatoly Sokolov <aesok@post.ru>
5380 * config/avr/avr.c (avr_override_options): Remove setting value of
5381 PARAM_INLINE_CALL_COST.
5383 2009-06-18 Richard Henderson <rth@redhat.com>
5386 * tree-pass.h (TDF_ASMNAME): New.
5387 * tree-dump.c (dump_options): Add asmname.
5388 * doc/invoke.texi: Document it.
5390 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
5391 (dump_decl_name): ...here.
5392 (dump_function_name): New flags arg; mind TDF_ASMNAME.
5393 (dump_generic_node): Update dump_function_name calls.
5394 (print_call_name): New flags arg; update all dump calls.
5395 * diagnostic.h (print_call_name): Update.
5396 * gimple-pretty-print.c (dump_gimple_call): Update.
5398 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
5401 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
5403 2009-06-18 Diego Novillo <dnovillo@google.com>
5405 * doc/plugins.texi: Document plugin_is_GPL_compatible.
5406 * plugin.c (str_license): Declare.
5407 (try_init_one_plugin): Assert that the symbol
5408 'plugin_is_GPL_compatible' exists.
5410 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
5413 * Makefile.in (OBJS-common): Remove see.o.
5415 * common.opt (fsee): Mark as preserved for backward compatibility.
5416 * opts.c (common_handle_option): Add OPT_fsee to the backward
5417 compatibility section.
5418 * passes.c (init_optimization_passes, pass_see): Remove pass.
5419 * timevar.def (TV_SEE): Remove.
5420 * tree-pass.h (pass_see): Remove declaration.
5421 * doc/invoke.texi (-fsee): Remove documentation.
5423 2009-06-18 Martin Jambor <mjambor@suse.cz>
5425 * tree-sra.c: Include statistics.h
5426 (sra_stats): New variable.
5427 (sra_initialize): Clear sra_stats.
5428 (create_access_replacement): Increment sra_stats.replacements.
5429 (get_access_replacement): Do not return twice.
5430 (analyze_all_variable_accesses): Increment statistics counter by the
5431 number of scalarized aggregates.
5432 (generate_subtree_copies): Increment sra_stats.subtree_copies.
5433 (sra_modify_expr): Increment sra_stats.exprs.
5434 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
5435 (sra_modify_assign): Increment sra_stats.exprs,
5436 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
5437 (perform_intra_sra): Update statistics counters.
5438 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
5440 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5442 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
5443 (arm_scalar_mode_supported_p): New function.
5445 2009-06-18 Paul Brook <paul@codesourcery.com>
5446 Sandra Loosemore <sandra@codesourcery.com>
5448 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
5449 (__extendhfsf2, __truncsfhf2): Define.
5450 * config/arm/fp16.c: New file.
5451 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5452 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5454 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5456 * doc/extend.texi (Half-Precision): New section.
5457 * doc/invoke.texi (Option Summary): List -mfp16-format.
5458 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
5459 * config/arm/arm.opt (mfp16-format=): New.
5460 * config/arm/arm.c: Include intl.h.
5461 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
5462 (TARGET_INVALID_RETURN_TYPE): Redefine.
5463 (TARGET_PROMOTED_TYPE): Redefine.
5464 (TARGET_CONVERT_TO_TYPE): Redefine.
5465 (arm_fp16_format): Define.
5466 (all_fpus): Add entry for neon-fp16.
5467 (fp_model_for_fpu): Likewise.
5468 (struct fp16_format): Declare.
5469 (all_fp16_formats): Define.
5470 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
5472 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
5474 (arm_legitimate_index_p): Treat HFmode like HImode.
5475 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
5476 (coproc_secondary_reload_class): Special-case HFmode.
5477 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
5478 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
5479 (arm_init_fp16_builtins): New.
5480 (arm_init_builtins): Call it.
5481 (arm_invalid_parameter_type): New.
5482 (arm_invalid_return_type): New.
5483 (arm_promoted_type): New.
5484 (arm_convert_to_type).
5485 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
5487 (arm_emit_fp16_const): New function.
5488 (arm_mangle_type): Mangle __fp16 as "Dh".
5489 * config/arm/arm.h (TARGET_VFPD32): Make it know about
5491 (TARGET_NEON_FP16): New.
5492 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
5493 (enum fputype): Add FPUTYPE_NEON_FP16.
5494 (enum arm_fp16_format_type): Declare.
5495 (arm_fp16_format): Declare.
5496 (LARGEST_EXPONENT_IS_NORMAL): Define.
5497 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
5498 * config/arm/arm-modes.def (HFmode): Define.
5499 * config/arm/vfp.md: (*movhf_vfp): New.
5502 * config/arm/arm.md: (fpu): Add neon_fp16.
5503 (floatsihf2, floatdihf2): New.
5504 (fix_trunchfsi2, fix_trunchfdi2): New.
5508 (*arm32_movhf): New.
5509 (*thumb1_movhf): New.
5510 (consttable_2): Add check for HFmode constants.
5511 (consttable_4): Handle HFmode constants.
5513 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5515 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5517 2009-06-17 Olivier Hainque <hainque@adacore.com>
5519 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5520 const char ** conversion in AIX specific section.
5522 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
5524 * config/i386/i386.c (ix86_special_builtin_type): Remove
5525 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
5526 (bdesc_special_args): Updated.
5527 (ix86_init_mmx_sse_builtins): Likewise.
5528 (ix86_expand_special_args_builtin): Likewise.
5530 2009-06-17 Richard Henderson <rth@redhat.com>
5532 * tree-pretty-print.c (maybe_dump_asm_name): New.
5533 (dump_decl_name): Use it.
5534 (PRINT_FUNCTION_NAME): Merge into...
5535 (dump_function_name): ... here. Use maybe_dump_asm_name.
5537 2009-06-17 Cary Coutant <ccoutant@google.com>
5539 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5541 * debug.c (struct gcc_debug_hooks): Change placeholder for
5543 (debug_nothing_int_charstar_int): Replaced by...
5544 (debug_nothing_int_charstar_int_bool): ...this.
5545 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
5546 source_line prototype.
5547 (debug_nothing_int_charstar_int): Replaced by...
5548 (debug_nothing_int_charstar_int_bool): ...this.
5549 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
5550 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
5551 Output is_stmt operand when necessary.
5552 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
5553 (notice_source_line): Add is_stmt parameter.
5554 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
5555 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
5557 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5558 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5560 2009-06-17 Ian Lance Taylor <iant@google.com>
5562 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5564 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5567 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
5569 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
5570 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
5571 tree_strip_sign_nop_conversions and
5572 tree_ssa_strip_useless_type_conversions rather than stripping
5573 the operations here.
5574 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
5576 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
5577 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
5578 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
5579 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
5582 2009-06-17 Michael Eager <eager@eagercon.com>
5584 * config/rs6000/constraints.md (register_constraint "d"): New.
5585 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
5586 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5587 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
5588 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
5589 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5590 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
5591 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
5592 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
5593 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
5594 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
5596 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
5597 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
5598 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
5599 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
5600 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5601 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
5602 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
5603 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
5604 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
5605 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
5606 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
5607 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
5608 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
5609 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
5611 2009-06-16 Ian Lance Taylor <iant@google.com>
5613 * profile.c (total_num_never_executed): Don't define.
5614 (compute_branch_probabilities): Don't count or print
5616 (init_branch_prob): Don't set total_num_never_executed.
5617 (end_branch_prob): Don't print total_num_never_executed.
5619 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5621 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5623 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5625 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5626 (nabstd2_fpr): Same.
5628 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5630 * expr.c (expand_assignment): Change complex type check.
5632 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5634 * doc/plugins.texi (Building GCC plugins): Added new section.
5636 2009-06-17 Ian Lance Taylor <iant@google.com>
5638 * c-pch.c (get_ident): Don't set size of templ array.
5639 (pch_init): Don't set size of partial_pch array.
5641 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5642 string constant to intialize an array whose size is the length of
5645 2009-06-17 Richard Guenther <rguenther@suse.de>
5647 PR tree-optimization/40389
5648 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5649 to addressable types.
5650 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5652 2009-06-17 Richard Guenther <rguenther@suse.de>
5655 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5656 if there is no evolution of left in the loop bail out.
5657 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5658 chrec_fold_multiply.
5660 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5661 Janis Johnson <janis187@us.ibm.com>
5664 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5665 for the symbol ref of a constant that is the source of a move
5666 - nor for any other not-obvious-label-ref constants.
5668 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5670 * plugin.c (position_pass): Skip newly inserted pass during list
5671 traversal to avoid repeated insertion.
5673 2009-06-16 Ian Lance Taylor <iant@google.com>
5675 * vec.h (VEC_stack_alloc): Define different version if
5676 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5677 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5678 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5679 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5681 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5683 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5685 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5686 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5687 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5688 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5689 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5690 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5691 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5692 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5693 __builtin_ia32_rdtscp.
5694 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5695 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5696 and __builtin_ia32_rorhi.
5697 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5698 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5699 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5700 (ix86_expand_args_builtin): Likewise.
5701 (ix86_expand_special_args_builtin): Likewise.
5703 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5704 (UNSPECV_RDTSC): Likewise.
5705 (UNSPECV_RDPMC): Likewise.
5706 (*bsr): Renamed to ...
5708 (*bsr_rex64): Renamed to ...
5712 (*rdpmc_rex64): Likewise.
5715 (*rdtsc_rex64): Likewise.
5717 (*rdtscp): Likewise.
5718 (*rdtscp_rex64): Likewise.
5720 * config/i386/ia32intrin.h: New.
5722 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5724 2009-06-16 Ian Lance Taylor <iant@google.com>
5726 * ira-build.c (copy_info_to_removed_store_destinations):
5727 Initialize parent_a.
5729 2009-06-16 Ian Lance Taylor <iant@google.com>
5731 * c-decl.c (grokdeclarator): Change size_varies to bool.
5733 2009-06-16 Ian Lance Taylor <iant@google.com>
5735 * sel-sched.c: Make forward declarations of move_op_hooks and
5736 fur_hooks explicitly extern.
5738 2009-06-16 Ian Lance Taylor <iant@google.com>
5740 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5741 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5743 2009-06-16 Ian Lance Taylor <iant@google.com>
5745 * resource.c (mark_referenced_resources): Change
5746 include_delayed_effects parameter to bool. Change all callers.
5747 (mark_end_of_function_resources): Likewise.
5748 * reorg.c (insn_references_resource_p): Likewise.
5749 (insn_sets_resource_p): Likewise.
5750 * resource.h (mark_referenced_resources): Update declaration.
5751 (mark_end_of_function_resources): Update declaration.
5753 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5755 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5757 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5759 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5760 GCC can bootstrap on AIX with GNU Binutils 2.20.
5762 2009-06-16 Ian Lance Taylor <iant@google.com>
5764 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5766 2009-06-16 Ian Lance Taylor <iant@google.com>
5768 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5769 inline, not extern inline.
5770 (exact_log2): Likewise.
5771 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5773 (exact_log2): Likewise, but don't test CTZ_HWI.
5775 2009-06-16 Ian Lance Taylor <iant@google.com>
5777 * bitmap.c (bitmap_clear): Don't declare as inline.
5778 * gimple.c (gimplify_assign): Likewise.
5779 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5780 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5781 (sched_scan_info): Remove duplicate definition.
5783 2009-06-16 Ian Lance Taylor <iant@google.com>
5785 * c-common.c (skip_evaluation): Don't define.
5786 (c_inhibit_evaluation_warnings): Define global variable.
5787 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5788 than skip_evaluation.
5789 (convert_and_check, warn_for_div_by_zero): Likewise.
5790 * c-common.h (skip_evaluation): Don't declare.
5791 (c_inhibit_evaluation_warnings): Declare.
5792 * c-parser.c (c_parser_typeof_specifier): Set
5793 c_inhibit_evaluation_warnings rather than skip_evaluation.
5794 (c_parser_conditional_expression): Likewise.
5795 (c_parser_binary_expression): Likewise.
5796 (c_parser_sizeof_expression): Likewise.
5797 (c_parser_alignof_expression): Likewise.
5798 * c-typeck.c (build_indirect_ref): Check
5799 c_inhibit_evaluation_warnings rather than skip_evaluation.
5800 (build_conditional_expr, build_binary_op): Likewise.
5802 2009-06-16 Richard Guenther <rguenther@suse.de>
5804 * tree-ssa-alias.c (is_escape_site): Remove.
5805 * tree-ssa-alias.h (enum escape_type): Remove.
5806 (is_escape_site): Likewise.
5807 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5808 via casts and asms without deferring to is_escape_site.
5810 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5813 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5814 use gen_lowpart if op0 has complex mode.
5816 2009-06-16 Richard Guenther <rguenther@suse.de>
5818 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5819 variables add them to ESCAPED.
5820 (find_func_aliases): Do not make all indirectly stored values escaped.
5822 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5824 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5827 2009-06-16 Martin Jambor <mjambor@suse.cz>
5829 PR tree-optimization/40432
5830 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5831 check whether we need to force gimple register operand.
5833 2009-06-16 Martin Jambor <mjambor@suse.cz>
5835 PR tree-optimization/40413
5836 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5837 build_ref_for_offset.
5838 (propagate_subacesses_accross_link): Fix a typo in a comment.
5840 2009-06-16 Ira Rosen <irar@il.ibm.com>
5842 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5843 with additional parameter.
5844 * tree-vectorizer.h (enum vect_def_type): Add new value
5846 (enum vect_relevant): Add comments.
5847 (vect_is_simple_reduction): Add new argument.
5848 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
5849 Detect nested cycles.
5850 (vect_is_simple_reduction): Update documentation, add an argument to
5851 distinguish inner-loop reduction from nested cycle, detect nested
5852 cycles, fix printings and indentation, don't swap operands in case
5854 (get_initial_def_for_reduction): Handle subtraction.
5855 (vect_create_epilog_for_reduction): Add new argument to specify
5857 (vect_finalize_reduction): Handle subtraction, fix comments.
5858 (vectorizable_reduction): Handle nested cycles. In case of nested
5859 cycle keep track of the reduction variable position. Call
5860 vect_is_simple_reduction with additional parameter. Use original
5861 statement code in reduction epilogue for nested cycle. Call
5862 vect_create_epilog_for_reduction with additional parameter.
5863 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
5864 inner-loop vectorization.
5865 (vect_recog_widen_sum_pattern): Likewise.
5866 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
5868 (vect_mark_stmts_to_be_vectorized): Likewise.
5869 (vect_get_vec_def_for_operand): Handle nested cycles.
5871 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5873 * doc/invoke.texi (Debugging Options): Fix option index entries
5874 for -fdump-statistics, -frandom-seed add entries for
5875 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
5876 (FRV Options): Fix entries for -mTLS, -mtls.
5877 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
5878 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
5879 (M68hc1x Options): Fix @itemx for -mnominmax.
5880 (MCore Options): Fix entry for -mno-lsim.
5881 (MMIX Options): Fix entry for -mabi=mmixware.
5882 (PDP-11 Options): Fix entry for -mbcopy-builtin.
5884 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
5886 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
5887 Mention the plugin mode of gengtype.
5888 * doc/gty.texi (Source Files Containing Type Information): Likewise.
5889 * gengtype.c: Updated copyright.
5890 (plugin_files, nb_plugin_files) Added new static variables.
5891 (measure_input_list) Care about plugin_files.
5892 (write_rtx_next): Added early return in plugin mode.
5893 (create_file): Updated copyright year in generated file. Added
5895 (oprintf): Added early return if NULL outf.
5896 (get_output_file_with_visibility): Care of plugin_files.
5897 (get_output_file_name): May return null.
5898 (write_local): Added early return.
5899 (put_mangled_filename): Ditto.
5900 (finish_root_table): Added check for base_files.
5901 (write_roots): Care about null when plugins.
5902 (main): Added plugin mode.
5904 2009-06-15 Ian Lance Taylor <iant@google.com>
5906 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
5907 * gcov.c (read_count_file): Add braces around variables declared
5910 * c.opt (Wjump-misses-init): New warning.
5911 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
5912 -Wall and -Wc++-compat if not already set.
5913 (c_common_post_options): Clear warn_jump_misses_init if it was not
5915 * c-decl.c (struct c_binding): Change type field to a union with
5916 new label field. Make it the first field in the struct. Update
5917 references to type to use u.type instead.
5918 (struct c_spot_bindings): Define.
5919 (struct c_goto_bindings): Define.
5920 (c_goto_bindings_p): Define, along with VECs.
5921 (struct c_label_vars): Define.
5922 (struct c_scope): Add has_label_bindings field.
5923 (bind_label, set_spot_bindings): New static functions.
5924 (decl_jump_unsafe, update_spot_bindings): New static functions.
5925 (update_label_decls): New static function.
5926 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
5927 Update binding u.label field to shadowed field.
5928 (c_binding_start_stmt_expr): New function.
5929 (c_binding_end_stmt_expr): New function.
5930 (pushdecl): Don't call c_begin_vm_scope.
5931 (make_label): Add defining and p_label_vars parameters. Change
5933 (lookup_label): Correct test for whether a label has not yet been
5934 defined. Call bind_label rather than bind.
5935 (warn_about_goto): New static function.
5936 (lookup_label_for_goto): New function.
5937 (declare_label): Call bind_label rather than bind.
5938 (check_earlier_gotos): New static function.
5939 (define_label): Don't give errors about jumping into statement
5940 expressions or scopes of variably modified types. Call
5941 set_spot_bindings and check_earlier_gotos. Call bind_label
5942 instead of bind. Don't set label_context_stack_se or
5943 label_context_stack_vm.
5944 (c_get_switch_bindings): New function.
5945 (c_release_switch_bindings): New function.
5946 (c_check_switch_jump_warnings): New function.
5947 (start_function): Don't set label_context_stack_se or
5948 label_context_stack_vm.
5949 (finish_function): Likewise.
5950 * c-typeck.c (label_context_stack_se): Don't define.
5951 (label_context_stack_vm): Don't define.
5952 (c_finish_goto_label): Call lookup_label_for_goto rather than
5953 lookup_label. Don't give errors about jumping into a statement
5954 expression or the scope of a variably modified type. Don't set
5955 label_context_stack_se or label_context_stack_vm.
5956 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
5957 fields. Add bindings field.
5958 (c_start_case): Don't set deleted fields. Set bindings field.
5959 (do_case): Rework order of tests. Don't check blocked_stmt_expr
5960 or blocked_vm. Call c_check_switch_jump_warnings.
5961 (c_finish_case): Don't test blocked_stmt_expr field. Call
5962 c_release_switch_bindings.
5963 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
5964 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5965 set label_context_stack_se. Call c_bindings_start_stmt_expr.
5966 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
5967 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5968 set label_context_stack_se. Call c_bindings_end_stmt_expr.
5969 (c_begin_vm_scope, c_end_vm_scope): Don't define.
5970 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
5971 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
5972 (C_DECL_UNJUMPABLE_VM): Don't define.
5973 (C_DECL_UNDEFINABLE_VM): Don't define.
5974 (struct c_label_list): Don't define.
5975 (struct c_label_context_se): Don't define.
5976 (struct c_label_context_vm): Don't define.
5977 (struct c_spot_bindings): Declare.
5978 (c_bindings_start_stmt_expr): Declare.
5979 (c_bindings_end_stmt_expr): Declare.
5980 (lookup_label_for_goto): Declare.
5981 (c_get_switch_bindings, c_release_switch_bindings): Declare.
5982 (c_check_switch_jump_warnings): Declare.
5983 (label_context_stack_se, label_context_stack_vm): Don't declare.
5984 (c_finish_goto_label): Update declaration.
5985 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
5986 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
5987 (Warning Options): Document -Wjump-misses-init.
5989 2009-06-15 Jakub Jelinek <jakub@redhat.com>
5991 * tree-object-size.c (addr_object_size): Fix a pasto in the last
5994 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5996 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
5998 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
6000 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
6002 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
6004 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
6006 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
6008 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
6009 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
6010 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
6011 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
6012 * dwarf2asm.c (dw2_force_const_mem): Update call to
6014 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
6015 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
6016 * langhooks.c (lhd_comdat_group): Remove.
6017 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
6018 * tree.h (DECL_COMDAT_GROUP): New.
6019 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
6020 (tree_decl_with_vis): Add comdat_group. Remove one_only.
6021 (make_decl_one_only): Change signature.
6022 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
6024 (make_decl_one_only): Change signature.
6025 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
6027 2009-06-15 Richard Guenther <rguenther@suse.de>
6030 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
6032 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6034 * tree-ssa-math-opts.c: Remove extra divide.
6036 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6038 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
6040 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6042 * passes.c: Add bswap pass.
6043 * tree-pass.h: Add pass_optimize_bswap declaration.
6044 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
6045 Include rtl.h, expr.h and optabs.h for optab_handler check.
6046 (struct symbolic_number, pass_optimize_bswap): New definition.
6047 (do_shift_rotate, verify_symbolic_number_p): New functions.
6048 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
6049 (gate_optimize_bswap): New function.
6050 * tree.c (widest_int_cst_value): New function.
6051 * tree.h (widest_int_cst_value): Prototype added.
6053 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
6055 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
6056 REG_EQUAL/REG_EQUIV notes.
6058 2009-06-14 Richard Guenther <rguenther@suse.de>
6061 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
6062 has its address taken if NRV was applied and it is addressable.
6063 * tree-ssa-structalias.c (get_constraint_for_address_of): New
6064 function split out from ...
6065 (get_constraint_for_1): ... here.
6066 (handle_rhs_call): Use it to mark the return slot escaped if
6067 it is addressable and NRV was applied.
6069 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6071 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
6072 Change first argument type to location_t.
6073 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
6074 Do not set input_location.
6075 Use loc instead of input_location throughout.
6077 2009-06-13 Richard Guenther <rguenther@suse.de>
6079 PR tree-optimization/40421
6080 * tree-predcom.c (should_unroll_loop_p): Remove.
6081 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
6083 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
6085 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6086 Add location argument.
6088 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6090 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
6092 * config/s390/s390.c (s390_build_builtin_va_list): Same.
6093 (s390_gimplify_va_arg): Pass location to create_artificial_label.
6094 * config/spu/spu-protos.h: Add location to
6095 spu_resolve_overloaded_builtin.
6096 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
6097 spu_build_builtin_va_list.
6098 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
6099 argument. Pass location to build_function_call_vec.
6100 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
6102 (emit_fpu_switch): Same.
6103 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
6104 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
6105 to build_decl and create_artificial_label.
6106 (xtensa_gimplify_va_arg_expr): Same.
6107 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
6108 (xstormy16_gimplify_va_arg_expr): Same.
6109 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
6110 * config/arm/arm.c (arm_build_builtin_va_list): Same.
6111 * config/mips/mips.c (mips_build_builtin_va_list): Same.
6112 (mips16_build_function_stub): Same.
6113 (mips16_build_call_stub): Same.
6115 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
6118 * arm/constraints.md (Pa, Pb): New constraints.
6119 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
6120 split pattern to deal with them.
6122 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
6124 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
6125 fix index entry for -Xpreprocessor.
6127 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6129 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6130 Add location argument to build_decl call.
6131 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
6132 (rs6000_init_builtins): Same.
6133 (spe_init_builtins): Same.
6134 (rs6000_gimplify_va_arg): Add location argument to
6135 create_artificial_label call.
6137 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
6139 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
6140 * combine-stack-adj.c (pass_stack_adjustments): Use it.
6141 * Makefile.in: Fix GGC dependency for gcse.o.
6143 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6145 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
6146 * gimple-pretty-print.c (dump_gimple_stmt): Same.
6147 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
6149 * c-parser.c (c_parser_binary_expression): Use current column while
6150 building binary operations.
6151 * common.opt (fshow-column): Enable by default.
6152 * tree-vrp.c (check_array_ref): Use warning_at.
6153 (check_array_bounds): Use location from call back if expr has no
6155 * tree.h: Add location argument to maybe_fold_*.
6156 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
6157 (maybe_fold_offset_to_array_ref): Add location argument and use it.
6158 (maybe_fold_offset_to_component_ref): Same.
6159 (maybe_fold_offset_to_reference): Same.
6160 (maybe_fold_offset_to_address): Same.
6161 (maybe_fold_stmt_indirect): Same.
6162 (maybe_fold_stmt_addition): Same.
6163 (fold_stmt_r): Pass location to maybe_fold_*.
6164 (fold_gimple_assign): Same.
6165 * c-tree.h: Add location argument to finish_decl,
6166 default_function_array_conversion, store_init_value.
6167 * c-decl.c (define_label): Use error_at.
6168 (c_make_fname_decl): Pass location to finish_decl.
6169 (finish_decl): New location argument.
6170 (build_compound_literal): Pass location to store_init_value.
6171 (grokdeclarator): Pass location to finish_decl.
6173 * c-typeck.c (array_to_pointer_conversion): New location argument.
6174 (function_to_pointer_conversion): Same.
6175 (default_function_array_conversion): Same.
6176 (parser_build_unary_op): Pass location to overflow_warning.
6177 (parser_build_binary_op): Same. Use warning_at.
6178 (build_unary_op): Pass location to array_to_pointer_conversion.
6179 (build_c_cast): Pass location to digest_init.
6180 (build_modify_expr): New location argument.
6181 (convert_for_assignment): Same.
6182 (store_init_value): Same.
6183 (digest_init): Same.
6184 (output_init_element): Pass location to digest_init and
6185 array_to_pointer_conversion.
6186 (c_finish_return): Pass location to convert_for_assignment.
6187 * gimplify.c (gimplify_conversion): Pass location to
6188 maybe_fold_offset_to_address.
6189 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
6190 to maybe_fold_stmt_addition.
6191 * c-omp.c (c_finish_omp_atomic): Pass new location to
6193 (c_finish_omp_for): Same.
6194 * c-common.c (overflow_warning): New argument.
6195 * c-common.h: New argument to build_modify_expr, overflow_warning.
6196 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
6198 (c_parser_initializer): Pass location to
6199 default_function_array_conversion.
6200 (c_parser_initelt): Same.
6201 (c_parser_initval): Same.
6202 (c_parser_asm_operands): Same.
6203 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
6204 (c_parser_conditional_expression): Same.
6205 (c_parser_binary_expression): Add location info to stack. Use it.
6206 (c_parser_unary_expression): Pass location to
6207 default_function_array_conversion, parser_build_unary_op,
6208 build_indirect_ref, c_parser_postfix_expression_after_primary.
6209 (c_parser_postfix_expression_after_primary): New location argument.
6211 (c_parser_expression_conv): Pass location to
6212 default_function_array_conversion.
6213 (c_parser_expr_list): Same.
6214 (c_parser_omp_atomic): Same.
6215 (c_parser_omp_for_loop): Same.
6216 * c-tree.h: (struct c_declarator): Add comment to id_loc.
6217 (build_array_declarator): New argument.
6218 * c-decl.c (build_array_declarator): Add location argument.
6219 (grokdeclarator): Set id_loc for cdk_array.
6220 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
6221 build_array_declarator.
6222 * tree.c (build_omp_clause): Add location argument.
6223 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
6224 (OMP_CLAUSE_LOCATION): New macro.
6225 (struct tree_omp_clause): Add location field.
6226 (build_omp_clause): Add argument.
6227 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
6228 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
6230 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
6231 (cp_parser_omp_clause_collapse): Same.
6232 (cp_parser_omp_clause_default): Same.
6233 (cp_parser_omp_clause_if): Same.
6234 (cp_parser_omp_clause_nowait): Same.
6235 (cp_parser_omp_clause_num_threads): Same.
6236 (cp_parser_omp_clause_ordered): Same.
6237 (cp_parser_omp_clause_schedule): Same.
6238 (cp_parser_omp_clause_untied): Same.
6239 (cp_parser_omp_for_loop): Same.
6240 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6241 * c-tree.h (c_start_case): Add location argument.
6242 (c_process_expr_stmt): Same.
6243 (c_finish_goto_*): Same.
6244 * tree-parloops.c (initialize_reductions): Pass location to
6246 (create_parallel_loop): Same.
6247 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
6248 (gfc_trans_omp_reduction_list): Same.
6249 (gfc_trans_omp_clauses): Same.
6250 (gfc_trans_omp_do): Same.
6251 * c-typeck.c (c_finish_goto_label): Same.
6252 (c_finish_goto_ptr): New location argument.
6253 (c_start_case): Same.
6254 (emit_side_effect_warnings): Same.
6255 (c_process_expr_stmt): Same.
6256 (c_finish_stmt_expr): Same.
6257 (c_finish_omp_clauses): Use error_at instead of error.
6258 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
6260 * c-omp.c (c_split_parallel_clauses): New location argument.
6261 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
6262 to build_omp_clause.
6263 (convert_local_reference_stmt): Same.
6264 (convert_gimple_call): Same.
6265 * c-common.h (c_split_parallel_clauses): New argument.
6266 * c-parser.c (c_parser_statement_after_labels): Pass location to
6267 c_finish_goto_label.
6268 (c_parser_switch_statement): Pass location to c_start_case.
6269 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
6270 and c_process_expr_stmt.
6271 (c_parser_omp_variable_list): Add location argument.
6272 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
6273 (c_parser_omp_clause_default): Same.
6274 (c_parser_omp_clause_if): Same.
6275 (c_parser_omp_clause_num_threads): Same.
6276 (-c_parser_omp_clause_ordered): Same.
6277 (c_parser_omp_clause_reduction): Pass location to
6278 c_parser_omp_variable_list.
6279 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
6280 (c_parser_omp_clause_untied): Same.
6281 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
6282 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6284 * c-tree.h (check_for_loop_decls, undeclared_variable,
6285 build_component_ref, build_array_ref, build_external_ref,
6286 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
6287 build_conditional_expr, build_compound_expr, c_cast_expr,
6288 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
6289 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
6291 * c-semantics.c (build_stmt): Same.
6292 (build_case_label): Same.
6293 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
6294 (undeclared_variable): New argument.
6296 (lookup_label): Pass location on down.
6297 (define_label): Same.
6298 (finish_decl): Same.
6299 (build_compound_literal): Same.
6300 (finish_struct): Same.
6301 (finish_function): Do not set location here.
6302 (check_for_loop_decls): New argument.
6303 * tree.c (save_expr): Set location.
6304 (build_empty_stmt): New argument.
6305 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
6306 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
6307 * builtins.c (gimplify_va_arg_expr): Use locations.
6308 (expand_builtin_sync_operation): Same.
6309 * c-typeck.c (build_component_ref): New argument.
6310 (build_array_ref): Same.
6311 (build_external_ref): Same.
6312 (c_expr_sizeof_expr): Same.
6313 (c_expr_sizeof_type): Same.
6314 (parser_build_unary_op): Same.
6315 (build_conditional_expr): Same.
6316 (build_compound_expr): Pass location on down.
6317 (build_compound_expr): New argument.
6318 (build_c_cast): Same.
6319 (c_cast_expr): Same.
6320 (build_asm_expr): Same.
6321 (c_finish_return): Same.
6322 (c_process_expr_stmt): Pass location on down.
6323 (c_finish_stmt_expr): New argument.
6324 (push_clenaup): Same.
6325 (c_finish_omp_parallel): Same.
6326 (c_finish_omp_task): Same.
6327 * gimplify.c (gimplify_call_expr): Pass location on down.
6328 * c-omp.c (c_finish_omp_master): New argument.
6329 (c_finish_omp_critical): Same.
6330 (c_finish_omp_ordered): Same.
6331 (c_finish_omp_barrier): Same.
6332 (-c_finish_omp_taskwait): Same.
6333 (c_finish_omp_atomic): Same.
6334 (c_finish_omp_flush): Same.
6335 * tree-inline.c (copy_tree_body_r): Pass location on down.
6336 (inline_forbidden_p): Remove use of input_location.
6337 * c-gimplify.c (c_build_bind_expr): New argument.
6338 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
6339 (c_sizeof_or_alignof_type): New argument.
6340 (c_alignof_expr): Same.
6341 (build_va_arg): Same.
6342 (c_add_case_label): Same.
6343 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
6344 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
6345 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
6346 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
6347 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
6348 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
6350 * stub-objc.c (objc_build_selector_expr): Same.
6351 (objc_build_throw_stmt): Same.
6352 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
6353 (c_parser_initelt): Same.
6354 (c_parser_compound_statement): Same.
6355 (c_parser_compound_statement_nostart): Same.
6356 (c_parser_label): Same.
6357 (c_parser_statement_after_labels): Same.
6358 (c_parser_if_body): Same.
6359 (c_parser_else_body): Same.
6360 (c_parser_if_statement): Same.
6361 (c_parser_switch_statement): Same.
6362 (c_parser_while_statement): Same.
6363 (c_parser_do_statement): Same.
6364 (c_parser_for_statement): Same.
6365 (c_parser_asm_statement): Same.
6366 (c_parser_conditional_expression): Same.
6367 (c_parser_binary_expression): Same.
6368 (c_parser_cast_expression): Same.
6369 (c_parser_unary_expression): Same.
6370 (c_parser_sizeof_expression): Same.
6371 (c_parser_alignof_expression): Same.
6372 (c_parser_postfix_expression): Same.
6373 (c_parser_expression): Same.
6374 (c_parser_objc_receiver): Same.
6375 (c_parser_omp_variable_list): Same.
6376 (c_parser_omp_structured_block): Same.
6377 (c_parser_omp_atomic): New argument.
6378 (c_parser_omp_barrier): Same.
6379 (c_parser_omp_critical): Same.
6380 (c_parser_omp_flush): Pass location on down.
6381 (c_parser_omp_for_loop): New argument.
6382 (c_parser_omp_for): Same.
6383 (c_parser_omp_master): Same.
6384 (c_parser_omp_ordered): Same.
6385 (c_parser_omp_sections_scope): Same.
6386 (c_parser_omp_sections): Same.
6387 (c_parser_omp_parallel): Same.
6388 (c_parser_omp_single): Same.
6389 (c_parser_omp_task): Same.
6390 (c_parser_omp_taskwait): Pass location on down.
6391 (c_parser_omp_construct): Same.
6392 (c_parser_omp_threadprivate): Same.
6393 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
6394 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
6395 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
6396 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
6397 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
6398 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
6399 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
6400 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
6401 config/i386/i386.c, stmt.c:
6402 Add location argument to the following function definitions and/or
6403 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
6404 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
6405 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
6406 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
6407 do_case, c_finish_bc_stmt, build_compound_literal,
6408 build_function_call.
6409 * c-decl.c (build_compound_literal): Add location argument.
6410 Make all diagnostic calls use location.
6411 (start_struct): Same.
6412 (finish_struct): Same.
6414 (build_enumerator): Same.
6415 (start_function): Same.
6416 (grokdeclarator): Make all diagnostic calls use location.
6417 (store_parm_decls_oldstyle): Same.
6418 * c-typeck.c (build_function_call): Add location argument.
6419 Make all diagnostic calls use location.
6421 (c_finish_bc_stmt): Same.
6422 * tree-nested.c (get_trampoline_type): Add argument.
6423 Pass location to build_decl.
6424 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
6425 * rtl.h (RTL_LOCATION): New.
6426 * c-common.c (c_add_case_label): Add location argument.
6427 Make all diagnostic calls use location.
6428 * c-common.h: Add location argument to make_fname_decl, do_case,
6429 c_add_case_label, build_function_call, resolve_overloaded_builtin.
6430 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
6431 Set it appropriately for every case. Pass enum_loc to start_enum
6432 call. Pass value_loc first to build_enumerator. Pass enum_loc to
6434 (c_parser_struct_or_union_specifier): Save location. Use it for
6435 start_struct, finish_struct, and parser_xref_tag.
6437 2009-06-12 Ian Lance Taylor <iant@google.com>
6439 * fold-const.c (fold_unary): Rename local variable and to and_expr.
6441 * c-opts.c (c_common_handle_option): For -Wc++-compat set
6442 cpp_opts->warn_cxx_operator_names.
6444 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6447 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
6448 is returns NULL and OP is a VCE, look through the VCE.
6450 2009-06-12 Ian Lance Taylor <iant@google.com>
6453 * collect2.c (main): Use CONST_CAST2 in code inside #if
6454 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
6456 2009-06-12 Joey Ye <joey.ye@intel.com>
6459 * cfgexpand.c (get_decl_align_unit): Update
6460 max_used_stack_slot_alignment with align instead of
6461 stack_alignment_needed.
6463 * function.c (assign_stack_local_1): Update
6464 max_used_stack_slot_alignment with alignment_in_bits instead
6465 of stack_alignment_needed.
6466 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
6469 2009-06-12 Jakub Jelinek <jakub@redhat.com>
6471 * dwarf2out.c (last_var_location_insn): New variable.
6472 (dwarf2out_end_epilogue): Clear last_var_location_insn.
6473 (dwarf2out_var_location): Don't record anything after last real
6474 insn. Only change labels if there were any real instructions
6475 in between last note and this one, or if changed sections.
6477 2009-06-11 Richard Henderson <rth@redhat.com>
6479 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
6480 note when storing the frame pointer in a register.
6481 (FRP): Don't redefine to nothing for epilogue.
6482 (alpha_expand_epilogue): Mark register and sp restores.
6483 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
6485 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
6486 when gen_lowpart is needed.
6488 2009-06-11 Richard Henderson <rth@redhat.com>
6490 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
6492 * dwarf2out.c (need_data_align_sf_opcode): New.
6493 (div_data_align): Move earlier.
6494 (def_cfa_1, reg_save): Use it.
6496 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
6498 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
6499 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
6500 (ix86_handle_option): Handle OPT_mcrc32.
6501 (ix86_target_string): Add -mcrc32.
6502 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
6504 * config/i386/i386.h (TARGET_CRC32): New.
6506 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6507 (sse4_2_crc32di): Likewise.
6509 * config/i386/i386.opt (mcrc32): New.
6511 * doc/invoke.texi: Document -mcrc32.
6513 2009-06-11 Richard Henderson <rth@redhat.com>
6515 * common.opt (gdwarf-): Accept a version number.
6516 * doc/invoke.texi (gdwarf-): Update docs.
6517 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
6518 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
6519 version level, and record it.
6521 * dwarf2.h (DW_CIE_VERSION): Remove.
6522 * dwarf2out.c (DWARF_VERSION): Remove.
6523 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
6524 (output_call_frame_info): Use CIE version 3 for dwarf3,
6525 or if the return register column is out of range for version 1.
6526 (dwarf_stack_op_name): Add all dwarf3 values.
6527 (DEBUG_PUBTYPES_SECTION): New.
6528 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
6529 encoding change for dwarf3.
6530 (output_die) [dw_val_class_die_ref]: Likewise.
6531 (output_compilation_unit_header): Emit correct version for dwarf3.
6532 (output_line_info): Likewise.
6533 (output_pubnames): Update for DWARF_VERSION removal.
6534 (output_aranges): Likewise.
6535 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
6536 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
6537 (dwarf2out_finish): Likewise.
6539 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6541 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6544 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6547 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
6548 * builtins.c (expand_builtin_unreachable): New function.
6549 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
6550 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
6551 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
6553 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6554 searching for missing barriers.
6556 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6558 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
6559 when -fprofile-generate* was passed.
6560 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6562 2009-06-11 Anthony Green <green@moxielogic.com>
6564 * config/moxie/moxie.md: Define length attribute for all instructions.
6566 (*b<cond:code>): Support limited branch ranges for new PC-relative
6567 branch instructions.
6568 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
6570 2009-06-11 Jakub Jelinek <jakub@redhat.com>
6572 * config/i386/i386.c (min_insn_size): Use get_attr_length
6573 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
6576 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6577 instead of emit_insn_before.
6579 2009-06-10 Ian Lance Taylor <iant@google.com>
6582 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6585 2009-06-10 Revital Eres <eres@il.ibm.com>
6587 * passes.c (init_optimization_passes): Reschedule
6588 predictive-commoning pass before complete unroll pass.
6590 2009-06-10 Martin Jambor <mjambor@suse.cz>
6592 * cgraph.c (cgraph_node_can_be_local_p): New function.
6593 (cgraph_make_node_local): New function.
6594 * cgraph.h (cgraph_node_can_be_local_p): Declare.
6595 (cgraph_make_node_local): Declare.
6597 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
6599 * tree.h (tree_base): Add packed_flag and user_align fields.
6600 Decrease size of spare field.
6601 (TYPE_USER_ALIGN): Use user_align from tree_base.
6602 (DECL_USER_ALIGN): Likewise.
6603 (TYPE_PACKED): Use packed_flag from tree_base.
6604 (DECL_PACKED): Likewise.
6605 (tree_type): Delete packed_flag and user_align fields. Widen
6606 precision field. Widen mode field and shuffle fields to align
6607 mode on an 8-bit boundary.
6608 (tree_decl_common): Delete decl_flag_1 and user_align fields.
6609 Renumber decl_flag_* fields. Fix comments. Widen
6610 decl_common_unused field.
6611 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6612 (DECL_EXTERNAL): Likewise.
6613 (DECL_BIT_FIELD): Likewise.
6614 (DECL_NONADDRESSABLE_P): Likewise.
6615 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6616 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6618 2009-06-10 Ian Lance Taylor <iant@google.com>
6620 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6621 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6622 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6623 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6624 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6625 DEF_VEC_ALLOC_FUNC_P.
6626 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6627 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6628 DEF_VEC_ALLOC_FUNC_O.
6629 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6630 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6631 DEF_VEC_ALLOC_FUNC_I.
6632 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6633 (vec_stack_p_reserve_exact_1): Declare.
6634 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6635 (vec_stack_free): Declare.
6636 (VEC_stack_alloc): Define.
6637 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6638 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6639 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6640 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6642 (stack_vecs): New static variable.
6643 (vec_stack_p_reserve_exact_1): New function.
6644 (vec_stack_o_reserve_1): New static function.
6645 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6646 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6647 (vec_stack_free): New function.
6648 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6649 (VEC_df_ref_stack_alloc): Define.
6650 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6651 DEF_VEC_ALLOC_P_STACK.
6652 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6653 (struct df_collection_rec): Change _vec fields to VEC. Remove
6655 (df_free_collection_rec): Adjust for new fields.
6656 (df_insn_rescan): Use new df_collection_rec fields.
6657 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6658 (df_ref_create_structure, df_ref_record): Likewise.
6659 (df_get_conditional_uses, df_get_call_refs): Likewise.
6660 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6661 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6662 (df_record_exit_block_uses, df_bb_verify): Likewise.
6663 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6664 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6665 Remove count parameter. Change return type to void. Change all
6667 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6668 Remove count parameter. Change return type to void. Change all
6670 (df_install_refs): Change old_vec parameter to VEC. Remove count
6671 parameter. Change all callers.
6672 (df_install_mws): Change old_vec parameter to VEC. Remove count
6673 parameter. Change all callers.
6674 (df_refs_verify): Change new_rec parameter to VEC. Change call
6676 (df_mws_verify): Likewise.
6678 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6680 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6682 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6684 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6686 2009-06-10 Anthony Green <green@moxielogic.com>
6688 * config/moxie/crti.asm: New file.
6689 * config/moxie/crtn.asm: New file.
6690 * config/moxie/moxie.c: New file.
6691 * config/moxie/moxie.h: New file.
6692 * config/moxie/sfp-machine.h: New file.
6693 * config/moxie/moxie-protos.h: New file.
6694 * config/moxie/t-moxie: Created.
6695 * config/moxie/t-moxie-softfp: Created.
6696 * config/moxie/moxie.md: Created.
6697 * config/moxie/constraints.md: Created.
6698 * config.gcc: Add moxie support.
6699 * doc/md.texi (Machine Constraints): Add moxie constraints.
6700 * doc/contrib.texi (Contributors): Mention moxie port.
6701 * doc/install.texi (Specific): Mention the moxie port.
6703 2009-06-09 Ian Lance Taylor <iant@google.com>
6705 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6707 * optabs.c (optab_table): Only use designated initializers if
6708 HAVE_DESIGNATED_INITIALIZERS is defined.
6709 (convert_optab_table): Likewise.
6710 (init_optabs): Always call init_insn_codes if
6711 HAVE_DESIGNATED_INITIALIZERS is not defined.
6713 2009-06-09 Ian Lance Taylor <iant@google.com>
6715 * targhooks.c (default_builtin_vectorized_function): Change fn
6716 parameter to unsigned int.
6717 (default_builtin_vectorized_conversion): Change code parameter to
6719 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6720 * targhooks.h: Update declarations.
6721 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6722 parameter to unsigned int.
6724 * c-typeck.c (comptypes_check_enum_int): New static function.
6725 (comptypes_internal): Add enum_and_int_p parameter. Change all
6727 (comp_target_types): Add location parameter. Change all callers.
6728 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6730 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6731 (build_conditional_expr): Add colon_loc parameter. Change all
6733 (convert_for_assignment): Add location parameter. Change all callers.
6734 * c-parser.c (c_parser_conditional_expression): Pass location of
6735 colon to build_conditional_expr.
6736 * c-tree.h (build_conditional_expr): Update declaration.
6738 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6740 * graphite.c: Revert previous patch.
6742 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6745 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6747 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6749 * tree-ssa-loop-prefetch.c
6750 (loop_prefetch_arrays): Fixed a portability problem in printf format
6753 2009-06-09 Martin Jambor <mjambor@suse.cz>
6755 PR tree-optimization/40351
6756 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6757 refrence to a potential artifical subaccess can be constructed.
6759 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6761 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6762 (sh_override_options): Likewise.
6763 * config/sh/sh.c: Include params.h.
6764 (sh_optimization_options): New.
6765 (sh_override_options): Likewise.
6766 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6767 (OVERRIDE_OPTIONS): Use sh_override_options.
6769 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6771 * dwarf2out.c (emit_cfa_remember): New variable.
6772 (add_fde_cfi): If emit_cfa_remember, recurse to add
6773 DW_CFA_remember_state first.
6774 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6775 instead just set emit_cfa_remember.
6777 2009-06-08 Jan Hubicka <jh@suse.cz>
6780 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6782 2009-06-08 Jan Hubicka <jh@suse.cz>
6785 * cgraphunit.c (save_inline_function_body): Do not copy transform
6786 hooks for saved inline bodies.
6787 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6790 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6792 * jump.c (returnjump_p): Handle delayed branches. Add missing
6795 2009-06-08 Jan Hubicka <jh@suse.cz>
6798 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6799 original node might've been modified.
6800 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6802 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6804 * tree-object-size.c (addr_object_size): Add OSI argument.
6805 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6806 (compute_builtin_object_size, expr_object_size): Adjust callers.
6807 (plus_stmt_object_size): Call addr_object_size instead of
6808 compute_builtin_object_size.
6810 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6811 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6813 * tree-ssa-loop-prefetch.c
6814 (gather_memory_references): Introduced a counter for the number of
6816 (anything_to_prefetch_p): Introduced a counter for the number of
6818 (is_loop_prefetching_profitable): New function with a cost model
6820 (loop_prefetch_arrays): Use the new cost model to determine if
6821 prefetching is profitable.
6822 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6823 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6824 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6825 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6826 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
6827 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6829 2009-06-08 Michael Matz <matz@suse.de>
6832 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6833 partitions use the same.
6834 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6835 for basevars of SSA_NAMEs.
6836 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6837 to not expand them twice.
6838 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
6841 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
6843 * common.opt (fcompare-debug=, fcompare-debug-second): New.
6844 (fdump-final-insns=, gtoggle): New.
6845 * doc/invoke.texi: Document them.
6846 * final.c (rest_of_clean_state): Dump final insn stream.
6847 * gcc.c (invoke_as): Hook in -fcompare-debug.
6848 (static_spec_functions): Add compare-debug-dump-opt,
6849 compare-debug-self-opt and compare-debug-auxbase-opt.
6850 (compare_debug, compare_debug_second, compare_debug_opt): New.
6851 (switches_debug_check, n_switches_debug_check): New.
6852 (debug_auxbase_opt, debug_check_temp_file): New.
6853 (process_command): Handle -fno-compare-debug, -fcompare-debug and
6855 (do_self_spec): Handle arguments after switches.
6856 (do_spec_1): Add .gk extension to temp file basenames for compare.
6857 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
6858 (cc1_options): Use it instead of normal auxbase computation for
6859 the second compare-debug compilation.
6860 (compare_files): New.
6861 (main): Set up and implement compare debug mode.
6862 (compare_debug_dump_opt_spec_function): New.
6863 (compare_debug_self_opt_spec_function): New.
6864 (compare_debug_auxbase_opt_spec_function): New.
6865 * toplev.c (process_options): Handle flag_gtoggle,
6866 flag_dump_final_insns.
6867 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
6868 during -fcompare-debug-second compilation.
6870 2009-06-07 Ian Lance Taylor <iant@google.com>
6872 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
6873 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
6875 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
6876 with no default node. Change warning with %H to warning_at.
6877 Don't clear warn_switch around case checking.
6878 * doc/invoke.texi (Warning Options): Clarify distinction between
6879 -Wswitch and -Wswitch-enum.
6881 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6883 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
6885 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6887 * gbl-ctors.h: Add header guard.
6889 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6891 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
6892 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
6893 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
6894 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
6895 prototypes for removed functions.
6896 (expressions_equal_p): Move to ...
6897 * tree-ssa-sccvn.h: ... here and ...
6898 * matrix-reorg.c: ... adjust includes.
6900 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6902 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
6904 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6906 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
6907 (finish_function): Remove erroneous whitespace.
6909 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6911 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
6912 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
6914 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6916 * errors.c (internal_error): Commentary typo fix.
6917 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
6918 * tree-ssa-pre.c: Ditto.
6920 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6922 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
6923 them is supposed to hold actual statements.
6925 2009-06-06 Ian Lance Taylor <iant@google.com>
6927 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
6928 empty statements can now have attributes.
6930 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
6932 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
6933 * config/mips/mips.md: Ditto.
6935 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6937 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
6939 (__eabi_uconvert): Likewise.
6941 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6943 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
6944 CFI_* definitions with IN_GCC.
6946 2009-06-05 David Edelsohn <edelsohn@gnu.org>
6948 * xcoffout.h (xcoffout_source_line): Update prototype.
6950 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6952 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
6953 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
6955 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6958 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
6959 inlined_function_outer_scope_p blocks for artificial inlines
6961 * tree.c (tree_nonartificial_location): Rewrite using
6962 block_nonartificial_location.
6964 2009-06-05 Revital Eres <eres@il.ibm.com>
6965 Leehod Baruch <leehod@il.ibm.com>
6967 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
6968 (expand_expr_real_1): Remove comment.
6969 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
6970 Vectorize misaligned access when the target supports it.
6971 (vect_supportable_dr_alignment): Check for unaligned access support.
6972 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
6975 2009-06-05 Julian Brown <julian@codesourcery.com>
6977 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
6978 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
6980 2009-06-05 Richard Guenther <rguenther@suse.de>
6983 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
6986 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6988 * config/s390/s390.c (global_not_special_regno_p): New static inline.
6989 (save_gprs): Don't tell unwinder when a global register is saved.
6990 (s390_emit_epilogue): Emit needed epilogue unwind info.
6992 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6994 * dwarf2out.c (deferred_asm_name): New.
6995 (add_name_and_src_coords_attributes): Defer creation of
6996 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
6998 (move_linkage_attr): New.
6999 (dwarf2out_finish): Revisit deferrals and emit attributes at the
7002 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
7004 * tree-nested.c (finalize_nesting_tree_1): Declare the
7005 frame_decl in the binding tree.
7007 2009-06-04 Cary Coutant <ccoutant@google.com>
7009 * basic-block.h (struct basic_block_def): Add discriminator field.
7010 * dbxout.c (dbxout_source_line): Add new parameter. Change all
7012 * debug.c (do_nothing_debug_hooks): Add additional entry.
7013 (debug_nothing_int_charstar_int): New function.
7014 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
7015 (debug_nothing_int_charstar_int): New declaration.
7016 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
7017 discriminator value in .loc directive.
7018 * final.c (last_discriminator): New variable.
7019 (discriminator): New variable.
7020 (final_start_function): Initialize above variables, pass current
7021 discriminator to debug hook.
7022 (notice_source_line): Check for discriminator change.
7023 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
7024 * sdbout.c (sdbout_source_line): New parameter.
7025 * tree-cfg.c (struct locus_discrim_map): New structure type.
7026 (discriminator_per_locus): New hash table.
7027 (build_gimple_cfg): Allocate and free discriminator hash table.
7028 (make_edges): Call assign_discriminator.
7029 (locus_map_hash): New function.
7030 (locus_map_eq): New function.
7031 (next_discriminator_for_locus): New function.
7032 (same_line_p): New function.
7033 (assign_discriminator): New function.
7034 (make_cond_expr_edges): Call assign_discriminator.
7035 (make_gimple_switch_edges): Likewise.
7036 (first_non_label_stmt): New function.
7037 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
7039 * xcoffout.c (xcoffout_source_line): Add new parameter.
7041 * configure.ac (gcc_cv_as_discriminator): New configury check for
7042 gas support for discriminator.
7043 * configure: Regenerate.
7044 * config.in: Regenerate.
7046 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7048 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
7049 val after checking for integers.
7051 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
7053 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
7055 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
7056 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
7057 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
7058 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
7059 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
7060 X64_SSE_REGPARM_MAX.
7061 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
7062 X64_SSE_REGPARM_MAX.
7064 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7066 * gcc.c (report_times_to_file): New.
7067 (execute): Implement it.
7068 (process_command): Support -time=.
7069 * doc/invoke.texi: Document it.
7071 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7073 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
7074 that have value exprs.
7076 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7078 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
7079 declarations for constants until...
7080 (dw2_output_indirect_constant_1): ... this point.
7082 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
7085 * arm.md (arm_addsi3): Don't try to split an add with an
7086 eliminable register until after reload has completed.
7088 2009-06-03 Ian Lance Taylor <iant@google.com>
7090 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
7091 * genattrtab.c (write_length_unit_log): Likewise.
7092 * genchecksum.c (dosum): Likewise.
7093 * gengtype.c (write_rtx_next): Likewise.
7094 (finish_root_table, write_roots): Likewise.
7095 * gimple.c (gimple_ops_offset_): Likewise.
7096 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
7097 * config/arc/arc.c (arc_attribute_table): Likewise.
7098 * config/arm/arm.c (arm_attribute_table): Likewise.
7099 * config/avr/avr.c (avr_attribute_table): Likewise.
7100 * config/crx/crx.c (crx_attribute_table): Likewise.
7101 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
7102 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
7103 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
7104 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
7105 * config/sh/sh.c (sh_attribute_table): Likewise.
7106 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
7107 * config/spu/spu.c (spu_attribute_table): Likewise.
7108 * config/v850/v850.c (v850_attribute_table): Likewise.
7110 * config/alpha/alpha.c (vms_attribute_table): Make static.
7111 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
7112 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
7113 * config/mips/mips.c (mips_attribute_table): Likewise.
7115 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
7117 (cc1-checksum.o): Likewise.
7119 2009-06-03 Steve Ellcey <sje@cup.hp.com>
7121 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
7123 2009-06-03 Jakub Jelinek <jakub@redhat.com>
7125 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
7126 insn if it is changing sp. Use gen_add3_insn instead of
7127 conditionally gen_addsi3 and gen_adddi3.
7128 (offset_below_red_zone_p): New static inline function.
7129 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
7130 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
7131 * config/rs6000/ppc-asm.h: Include auto-host.h.
7132 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
7133 CFI_RESTORE): Define.
7134 * config/rs6000/crtresxgpr.asm: Add unwind info.
7135 * config/rs6000/crtresxfpr.asm: Likewise.
7136 * config/rs6000/crtresgpr.asm: Likewise.
7137 * config/rs6000/crtresfpr.asm: Likewise.
7138 * config/rs6000/crtsavgpr.asm: Likewise.
7139 * config/rs6000/crtsavfpr.asm: Likewise.
7141 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
7142 argument of DWARF2_FRAME_REG_OUT macros.
7144 2009-06-03 Julian Brown <julian@codesourcery.com>
7146 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
7147 words or less (including TImode) in core registers.
7149 2009-06-03 Richard Guenther <rguenther@suse.de>
7152 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
7154 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
7156 * statistics.c (statistics_counter_event): Do not record event
7157 in pass dump if its number == -1.
7158 (curr_statistics_hash): Add assert that we never get passes
7159 with static number == -1.
7161 2009-06-03 Richard Guenther <rguenther@suse.de>
7162 Andrey Belevantsev <abel@ispras.ru>
7164 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
7165 non-BLKmode arrays addressable.
7167 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
7169 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
7170 * config/m68k/m68k.h: ... here.
7171 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
7174 2009-06-03 Martin Jambor <mjambor@suse.cz>
7176 PR tree-optimization/40323
7177 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
7180 2009-06-03 Richard Guenther <rguenther@suse.de>
7182 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7185 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
7187 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7188 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
7189 JUMP_TABLE_DATA_P where applicable.
7190 * config/sh/sh.c: Ditto.
7191 * config/sh/sh.h: Ditto.
7192 * config/sh/sh.md: Ditto.
7193 * config/sh/symbian.c: Ditto.
7195 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
7197 * config/i386/driver-i386.c (describe_cache): Optimize
7198 concatenation of strings. Use snprintf instead of sprintf.
7199 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
7200 target when not compiling with GCC.
7202 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
7204 * config/sh/sh.c: Revert last change.
7205 (sh_expand_epilogue): Emit a blockage insn before the frame
7206 pointer adjustment unconditionally.
7208 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7210 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
7211 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
7212 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
7213 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
7214 to COLLECT_GCC_OPTIONS.
7216 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7218 * collect2.c (target_system_root): New variable.
7219 (main): Handle --sysroot=.
7220 (ignore_library): Strip the sysroot from the library path.
7222 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7224 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
7225 (collect2.o): Depend on collect2-aix.h.
7226 (collect2-aix.o): New rule.
7227 * collect2-aix.h: New file.
7228 * collect2-aix.c: Likewise.
7229 * collect2.c: Include collect2-aix.h. Don't undefine
7230 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
7231 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
7232 Use TARGET_AIX_VERSION instead of _AIX51.
7233 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
7234 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
7235 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
7236 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
7237 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
7239 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7241 * collect2.c (ignore_library): Avoid premature post-increment
7244 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7246 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
7247 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
7248 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
7249 CROSS_DIRECTORY_STRUCTURE too.
7250 (LINK_LIBG_SPEC): Likewise.
7251 (LIB_SPEC): Add %R to sysroot paths.
7252 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
7253 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
7254 * config/rs6000/aix51.h: As for aix43.h.
7255 * config/rs6000/aix52.h: Likewise.
7256 * config/rs6000/aix53.h: Likewise.
7257 * config/rs6000/aix61.h: Likewise.
7258 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
7259 to the beginning of sysroot paths.
7261 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7263 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
7264 INSN_LISTs that are out of the REG_NOTE range.
7266 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7268 * loop-unroll.c (struct iv_to_split): Add pointer to next.
7269 (struct var_to_expand): Likewise.
7270 (struct opt_info): Add head and tail for linked lists of the above.
7271 (analyze_insn_to_expand_var): Initialize next.
7272 (analyze_iv_to_split_insn): Likewise.
7273 (analyze_insns_in_loop): Create linked lists.
7274 (allocate_basic_variable): Simplify for use without hash table.
7275 (insert_var_expansion_initialization): Likewise, make it type-safer.
7276 (combine_var_copies_in_loop_exit): Likewise.
7277 (apply_opt_in_copies): Walk lists rather than hash tables.
7278 (release_var_copies): Simplified and inlined by hand into...
7279 (free_opt_info): ... this function.
7281 2009-06-02 Richard Guenther <rguenther@suse.de>
7283 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7286 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7288 * cfgexpand.c (gimple_expand_cfg): Discard the source location
7289 only for builtins that are not overridden.
7291 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7293 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
7296 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7298 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
7300 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7302 * combine.c (move_deaths): Compare LUIDs within the same BB only.
7304 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7306 * common.opt (fdump-unnumbered-links): New.
7307 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
7308 * print-rtl.c (flag_dump_unnumbered_links): New.
7309 (print_rtx): Test it.
7311 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
7313 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
7314 push/pop multiple to 8-byte alignment.
7316 2009-06-01 Jakub Jelinek <jakub@redhat.com>
7318 * config/i386/i386.c (queued_cfa_restores): New static variable.
7319 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
7321 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
7322 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
7323 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
7324 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
7325 note unconditionally.
7326 (ix86_emit_restore_regs_using_mov): Likewise.
7327 (ix86_emit_restore_sse_regs_using_mov): Likewise.
7328 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
7329 it through to ix86_emit_restore_reg_using_pop.
7330 (ix86_emit_leave): Add RED_OFFSET argument. Call
7331 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
7332 instead of adding REG_CFA_OFFSET note unconditionally.
7333 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
7334 the above functions. Call ix86_add_queued_cfa_restore_notes when
7337 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
7338 force output of the label even for dwarf2out_do_cfi_asm.
7339 (add_fde_cfi): If -g2 and above and cfi might change CFA,
7340 force creation of CFI label and chain DW_CFA_set_loc jumping to it
7341 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
7343 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
7344 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
7345 dwarf2out_cfi_label callers.
7346 * tree.h (dwarf2out_cfi_label): Adjust prototype.
7347 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
7348 Adjust dwarf2out_cfi_label callers.
7349 * config/vax/vax.c (vax_output_function_prologue): Likewise.
7351 * config/i386/i386.h (struct machine_cfa_state,
7352 struct machine_function): Guard with ifndef USED_FOR_TARGET
7353 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
7356 * emutls.c (__emutls_get_address): Change arr->size to mean number
7357 of allocated arr->data entries instead of # of slots + 1.
7360 * recog.c (peep2_reinit_state): New function.
7361 (peephole2_init_state): Use it at the end of a basic block and also
7362 when seeing a RTX_FRAME_RELATED_P insn.
7364 2009-06-01 Steve Ellcey <sje@cup.hp.com>
7366 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
7367 fixuns_truncrfdi2): New.
7368 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
7369 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
7370 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
7371 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
7372 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
7373 *recip_approx): Remove.
7374 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
7375 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
7376 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
7378 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
7381 2009-06-01 Ian Lance Taylor <iant@google.com>
7383 * attribs.c (register_attribute): Use CONST_CAST.
7384 * collect2.c (main): Use CONST_CAST2.
7385 (scan_prog_file): Likewise.
7386 * gcc.c (process_command, main): Likewise.
7387 * toplev.c (toplev_main): Likewise.
7389 * c-typeck.c (handle_warn_cast_qual): New static function,
7390 partially broken out of build_c_cast.
7391 (build_c_cast): Call handle_warn_cast_qual.
7392 * doc/invoke.texi (Warning Options): Document new effect of
7395 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
7397 * diagnostic.c (diagnostic_build_prefix): Always print columns.
7398 (diagnostic_report_current_module): Print columns.
7399 * common.opt (flag_show_column): Enable by default.
7401 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
7403 * alias.c (find_base_term): Check for NULL term before returning.
7405 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7407 Revert due to PR40320:
7408 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7409 * calls.c (emit_library_call_value_1): Don't force_operand for move
7412 2009-06-01 Olivier Hainque <hainque@adacore.com>
7413 Eric Botcazou <ebotcazou@adacore.com>
7415 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
7416 to be processed as a bitfield for constructor output purposes.
7417 * output.h (initializer_constant_valid_for_bitfield_p): Declare
7419 * varasm.c (oc_local_state): New type, output_constructor
7420 local state to support communication with helpers.
7421 (oc_outer_state): New type, output_constructor outer state of
7422 relevance in recursive calls.
7423 (output_constructor_array_range): New output_constructor helper,
7424 extracted code for an array range element.
7425 (output_constructor_regular_field): New output_constructor helper,
7426 extracted code for an element that is not a bitfield.
7427 (output_constructor_bitfield): New output_constructor helper,
7428 extracted code for a bitfield element. Accept an OUTER state
7429 argument for recursive processing. Recurse on record or array
7430 CONSTRUCTOR values, possibly past noop conversions.
7431 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
7432 VALUE is a valid constant-valued expression for use in a static
7433 bit-field initializer.
7434 (output_constructor): Rework to use helpers. Accept and honor an
7435 OUTER state argument for recursive calls. Return total size. Be
7436 prepared for nested constructors initializing bitfields.
7437 (output_constant): Feed OUTER in calls to output_constructor.
7439 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7441 * calls.c (emit_library_call_value_1): Don't force_operand for move
7444 2009-06-01 Nick Clifton <nickc@redhat.com>
7446 * doc/invoke.texi (IA-64 Options): Fix typo.
7448 2009-06-01 Ira Rosen <irar@il.ibm.com>
7450 PR tree-optimization/39129
7451 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
7453 (vect_do_peeling_for_loop_bound): Use
7454 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7455 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7456 (vect_loop_versioning): Likewise.
7457 (vect_create_cond_for_alias_checks): Fix indentation.
7458 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
7460 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
7461 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
7462 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
7463 "control flow in loop".
7464 (vect_estimate_min_profitable_iters): Use
7465 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7466 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7467 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7468 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
7469 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
7470 statement belongs to a group of strided accesses with the exact code
7472 (vectorizable_load): Likewise.
7473 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
7474 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7476 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
7478 * config/freebsd-stdint.h: New file.
7479 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
7480 Add freebsd-stdint.h to tm_file.
7482 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
7484 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
7485 (thumb2_extendhidi2): Likewise.
7487 2009-05-31 Ian Lance Taylor <iant@google.com>
7489 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
7491 2009-05-31 Ian Lance Taylor <iant@google.com>
7493 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
7494 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
7495 (ipa-reference.o): Depend upon gt-ipa-reference.h.
7497 2009-05-31 Jason Merrill <jason@redhat.com>
7499 * tree-pretty-print.c (print_call_name): Take the callee, not the
7500 call itself. Make non-static. Use dump_function_name for functions.
7501 (dump_generic_node): Adjust.
7502 * diagnostic.h: Declare print_call_name.
7503 * gimple-pretty-print.c (dump_gimple_call): Use it.
7505 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7507 * config/sh/sh.md (ashldi3_std): New define_expand.
7510 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7513 * config/sh/sh.c: Include debug.h.
7514 (sh_expand_epilogue): Emit a blockage insn before the frame
7515 pointer adjustment also when dwarf2out_do_frame returns true.
7517 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7519 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7520 (thumb2_extendqidi2): New pattern.
7522 2009-05-31 Ira Rosen <irar@il.ibm.com>
7524 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
7525 mark phis for renaming.
7526 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
7527 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
7528 Call mark_sym_for_renaming.
7529 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
7530 * tree-vect-loop.c (vect_transform_loop): Remove
7531 vect_memsyms_to_rename initialization and a call to
7532 mark_set_for_renaming.
7534 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7537 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7538 frame related even if !set_cfa && style < 0.
7540 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
7542 * config/i386/mingw-tls.c: New file.
7543 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
7544 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
7545 defining _WIN32 but not __CYGWIN__.
7547 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7549 * configure.ac: Add MPC support.
7551 * config.in, configure: Regenerate.
7553 2009-05-29 Richard Henderson <rth@redhat.com>
7555 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
7556 NOTE_INSN_BASIC_BLOCK.
7557 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
7558 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7559 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
7561 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
7563 (add_cfi): Disable check redefining cfa away from drap.
7564 (lookup_cfa_1): Add remember argument; handle remember/restore.
7565 (lookup_cfa): Pass remember argument.
7566 (cfa_remember): New.
7567 (compute_barrier_args_size_1): Remove sibcall check.
7568 (dwarf2out_frame_debug_def_cfa): New.
7569 (dwarf2out_frame_debug_adjust_cfa): New.
7570 (dwarf2out_frame_debug_cfa_offset): New.
7571 (dwarf2out_frame_debug_cfa_register): New.
7572 (dwarf2out_frame_debug_cfa_restore): New.
7573 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
7574 (dwarf2out_begin_epilogue): New.
7575 (dwarf2out_frame_debug_restore_state): New.
7576 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
7577 DW_CFA_restore_state.
7578 (output_cfi_directive): Likewise.
7579 (convert_cfa_to_fb_loc_list): Likewise.
7580 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
7581 * dwarf2out.h: Update.
7582 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
7583 (copy_insn_1): Early out for null.
7584 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
7585 and dwarf2out_frame_debug_restore_state.
7586 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
7587 (prologue_insn_hash, epilogue_insn_hash): New.
7588 (free_after_compilation): Adjust freeing accordingly.
7589 (record_insns): Create hash table if needed; push insns into
7590 hash instead of array.
7591 (maybe_copy_epilogue_insn): New.
7592 (contains): Search hash table instead of array.
7593 (sibcall_epilogue_contains): Remove.
7594 (thread_prologue_and_epilogue_insns): Split eh_return insns
7595 and mark them as epilogues.
7596 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
7597 scanning in terms of basic blocks.
7598 * insn-notes.def (CFA_RESTORE_STATE): New.
7599 * jump.c (returnjump_p_1): Accept EH_RETURN.
7600 (eh_returnjump_p_1, eh_returnjump_p): New.
7601 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
7602 CFA_REGISTER, CFA_RESTORE): New.
7603 * rtl.def (EH_RETURN): New.
7604 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
7606 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7607 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
7609 * config/i386/i386.c (gen_push): Update cfa state.
7610 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
7611 add a CFA_ADJUST_CFA note.
7612 (ix86_dwarf_handle_frame_unspec): Remove.
7613 (ix86_expand_prologue): Update cfa state.
7614 (ix86_emit_restore_reg_using_pop): New.
7615 (ix86_emit_restore_regs_using_pop): New.
7616 (ix86_emit_leave): New.
7617 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7618 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7619 * config/i386/i386.h (struct machine_cfa_state): New.
7620 (ix86_cfa_state): New.
7621 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7622 (eh_return_internal): Merge from eh_return_<mode>,
7623 use eh_return rtx, split w/ epilogue.
7625 2009-05-29 Ian Lance Taylor <iant@google.com>
7627 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7629 * calls.c (emit_library_call_value_1): Likewise.
7631 * c-typeck.c (c_build_va_arg): New function.
7632 * c-tree.h (c_build_va_arg): Declare.
7633 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7634 instead of build_va_arg.
7636 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7638 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7639 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7640 (ptr_difference_cost): Use affine combinations to compute it.
7641 (difference_cost): Likewise.
7642 (get_computation_cost_at): Compute more accurate cost for addresses
7643 if the ratio is a multiplier allowed in addresses.
7644 For non-addresses, consider that an additional offset or symbol is
7647 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7649 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7650 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7652 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7653 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7654 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7656 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7657 to 1 for TYPE_SSE{IADD1,CVT1}.
7658 (prefix_vex_imm8): Removed.
7659 (length_vex): Only pass 1 as second argument to
7660 ix86_attr_length_vex_default if prefix_extra is 0.
7661 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7662 (length): For prefix vex computation use length_immediate
7663 attribute instead of prefix_vex_imm8.
7664 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7665 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7666 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7667 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7668 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7669 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7670 a space in between the operands.
7671 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7672 if one operand is 0xff and the other one si, di, bp or sp.
7673 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7674 other one si, di, bp or sp.
7675 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7676 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7677 type and mode attributes.
7678 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7679 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7680 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7681 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7682 prefix_data16 attribute iff MODE_DF.
7683 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7684 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7685 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7686 constm128_operand in length_immediate computation.
7687 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7688 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7689 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7690 length_immediate attribute to 1.
7691 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7692 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7693 for certain alternatives.
7694 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7695 prefix_data16 attribute if MODE_V1DF.
7696 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7697 length_immediate to 1.
7698 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7699 length_address to 4, set mode attribute to MODE_DI.
7700 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7701 (fxam<mode>2_i387): Set length attribute to 4.
7702 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7703 *prefetch_3dnow_rex): Override length_address attribute.
7704 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7706 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7707 (constm128_operand): Removed.
7708 * config/i386/i386.c (memory_address_length): For
7709 disp && !index && !base in 64-bit mode account for SIB byte if
7710 print_operand_address can't optimize disp32 into disp32(%rip)
7711 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7712 for fs: or gs: segment.
7713 (ix86_attr_length_immediate_default): When checking if shortform
7714 is possible, truncate immediate to the length of the non-shortened
7716 (ix86_attr_length_address_default): Ignore MEM_P operands
7718 (ix86_attr_length_vex_default): Only check for DImode on
7719 GENERAL_REG_P operands.
7720 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7721 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7722 (sse_cvttps2pi): Clear prefix_rep attribute.
7723 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7725 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7726 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7727 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7728 iff operand 2 is const_int_operand.
7729 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7730 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7731 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7733 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7735 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7736 prefix_data16 attribute for movlpd and movhpd instructions.
7737 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7738 length_immediate for shufpd instruction.
7739 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7740 (avx_cmpp<avxmodesuffixf2c><mode>3,
7741 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7742 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7743 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7744 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7745 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7746 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7747 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7748 prefix_data16 attribute for the first alternative to 1.
7749 (*avx_loadlps): Override length_immediate for the first alternative.
7750 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7751 attributes for second alternative.
7752 (*vec_concatv2sf_sse4_1): Override length_immediate and
7753 prefix_data16 attributes for second alternative.
7754 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7755 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7756 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7757 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7758 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7759 prefix_data16 and length_immediate to 1.
7760 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7762 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7763 prefix_extra attribute for variants that don't have 0f prefix alone.
7764 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7765 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7766 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7767 *sse4_1_pextrd): Set length_immediate to 1.
7768 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7769 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7771 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7772 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7773 length_immediate to 1 for second alternative.
7774 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7775 prefix_extra and length_immediate attributes for the first
7777 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7779 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7780 to 1 for the first and third alternative.
7781 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7783 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7785 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7787 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7788 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7789 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7790 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7791 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7792 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7793 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7794 ssse3_psign<mode>3): Override prefix_rex attribute.
7795 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7796 (ssse3_palignrti): Override length_immediate to 1.
7797 (ssse3_palignrdi): Override length_immediate to 1, override
7798 prefix_rex attribute.
7799 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7800 (sse4a_extrqi): Override length_immediate to 2.
7801 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7802 (sse4a_insertq): Override prefix_data16 to 0.
7803 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7804 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7805 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7806 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7807 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7808 and length_immediate to 1.
7809 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7810 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7811 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7812 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7813 and length_immediate to 1.
7814 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7815 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7816 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7817 avx_ptest256): Override prefix_extra to 1.
7818 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7819 Override prefix_data16 and length_immediate to 1.
7820 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7821 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7822 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7823 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7824 prefix_data16 to 0 and prefix_extra to 2.
7825 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7826 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7828 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7829 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7830 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7831 and prefix_extra to 2.
7832 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7833 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7834 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7835 avx_vpermilvar<mode>3,
7836 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7837 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7838 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7839 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7840 Override prefix_extra to 1.
7841 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
7842 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
7843 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
7844 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
7845 prefix_extra and length_immediate to 1.
7846 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
7848 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
7849 to 1 for the first alternative.
7850 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
7851 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
7853 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
7854 *movv2sf_internal_avx, *movv2sf_internal): Override
7855 prefix_rep attribute for certain alternatives.
7856 (*mov<mode>_internal): Override prefix_rep or prefix_data16
7857 attributes for certain alternatives.
7858 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
7859 attributes for certain alternatives.
7860 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
7861 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
7862 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
7863 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
7864 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
7865 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
7866 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
7867 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
7868 length_immediate to 1 if operand 2 is const_int_operand.
7869 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
7870 *vec_extractv2si_1): Set length_immediate attribute to 1.
7871 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
7872 using old 3DNOW insn rather than SSE/3DNOW_A.
7873 (mmx_emms, mmx_femms): Clear modrm attribute.
7875 2009-05-29 Martin Jambor <mjambor@suse.cz>
7877 * tree-sra.c: New implementation of SRA.
7879 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
7880 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
7881 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
7882 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
7883 (SRA_MAX_STRUCTURE_COUNT): Removed.
7884 (SRA_FIELD_STRUCTURE_RATIO): Removed.
7885 * doc/invoke.texi (sra-max-structure-size): Removed.
7886 (sra-field-structure-ratio): Removed.
7888 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7891 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
7894 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
7896 PR rtl-optimization/40101
7897 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
7898 seqno. Adjust comment.
7899 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
7900 inserting bookkeeping before a jump, the jump is not scheduled.
7901 When no positive seqno found, provide a value. Add comment.
7903 2009-05-29 Richard Guenther <rguenther@suse.de>
7905 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
7906 short-cutting on the first component.
7908 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7911 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
7912 for trees other than decls/types.
7914 2009-05-29 Richard Guenther <rguenther@suse.de>
7916 * tree-ssa-operands.c (get_expr_operands): Do not handle
7917 INDIRECT_REFs in the handled-component case. Remove
7918 unused get_ref_base_and_extent case.
7919 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
7920 tree_low_cst and host_integerp where possible.
7921 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
7922 codes for equivalence.
7923 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
7925 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
7927 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
7928 to tmake_file for i[34567]86-*-cygwin*.
7930 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7933 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
7934 (altivec_categorize_keyword, init_vector_keywords,
7935 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
7938 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
7940 * tree.c (handle_dll_attribute): Check if node is
7941 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
7943 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
7945 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
7947 (thumb2_zero_extendqidi2): Likewise.
7949 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
7951 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
7952 instead of gen_movrt.
7953 * config/sh/sh.md (movrt): Remove.
7955 2009-05-28 Steve Ellcey <sje@cup.hp.com>
7957 * doc/invoke.texi (IA-64 Options):
7958 Add -msdata, -mfused-madd, -mno-inline-float-divide,
7959 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
7960 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
7961 -msched-prefer-non-control-spec-insns,
7962 -msched-stop-bits-after-every-cycle,
7963 -msched-count-spec-in-critical-path,
7964 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
7965 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
7966 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
7967 and -msched-spec-verbose.
7969 2009-05-28 Joseph Myers <joseph@codesourcery.com>
7971 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
7972 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
7974 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
7976 2009-05-28 Richard Guenther <rguenther@suse.de>
7978 * tree-ssa-alias.c (ao_ref_init): New function.
7979 (ao_ref_base): Likewise.
7980 (ao_ref_base_alias_set): Likewise.
7981 (ao_ref_alias_set): Likewise.
7982 (refs_may_alias_p_1): Change signature.
7983 (refs_may_alias_p): Adjust.
7984 (refs_anti_dependent_p): Likewise.
7985 (refs_output_dependent_p): Likewise.
7986 (call_may_clobber_ref_p_1): Change signature.
7987 (call_may_clobber_ref_p): Adjust.
7988 (stmt_may_clobber_ref_p_1): New function split out from ...
7989 (stmt_may_clobber_ref_p): ... here.
7990 (maybe_skip_until): Adjust signature.
7991 (get_continuation_for_phi): Likewise.
7992 (walk_non_aliased_vuses): Likewise.
7993 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
7994 (ao_ref_init): Declare.
7995 (ao_ref_base): Likewise.
7996 (ao_ref_alias_set): Likewise.
7997 (stmt_may_clobber_ref_p_1): Likewise.
7998 (walk_non_aliased_vuses): Adjust.
7999 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
8000 (get_ref_from_reference_ops): remove.
8001 (vn_reference_lookup_2): Adjust signature.
8002 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
8003 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
8004 (vn_reference_lookup): Adjust.
8005 (vn_reference_insert): Likewise.
8006 (vn_reference_insert_pieces): Adjust signature.
8007 (visit_reference_op_call): Adjust.
8008 * tree-ssa-pre.c (get_expr_type): Simplify.
8009 (phi_translate_1): Adjust.
8010 (compute_avail): Likewise.
8011 (translate_vuse_through_block): Do not re-build trees.
8012 (value_dies_in_block_x): Likewise.
8013 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
8015 (vn_reference_lookup_pieces): Adjust declaration.
8016 (vn_reference_insert_pieces): Likewise.
8018 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
8020 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
8021 with checking disabled.
8023 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
8027 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
8028 macro definition for support of three-operand format aligned
8029 .comm directive in assembler on cygwin/pe/mingw target OS.
8030 * configure: Regenerate.
8031 * config.h: Regenerate.
8033 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
8034 aligned form of .comm directive if -mpe-aligned-commons is in effect.
8035 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
8037 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
8038 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
8040 2009-05-28 Ira Rosen <irar@il.ibm.com>
8042 PR tree-optimization/40254
8043 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
8044 in analysis of basic blocks.
8046 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
8049 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
8050 * target-def.h (TARGET_CONST_ANCHOR): New macro.
8051 (TARGET_INITIALIZER): Use it.
8052 * cse.c (CHEAPER): Move it up to the other macros.
8053 (insert): Rename this ...
8054 (insert_with_costs): ... to this. Add cost parameters. Update
8056 (insert): New function. Call insert_with_costs.
8057 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
8058 find_reg_offset_for_const, try_const_anchors): New functions.
8059 (cse_insn): Call try_const_anchors. Adjust cost of src_related
8060 when using a const-anchor. Call insert_const_anchors.
8061 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
8062 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
8064 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8066 * tree-inline.c (remap_decls): Enable nonlocalized variables
8067 when not optimizing.
8069 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8071 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
8072 Simplify other tests involving optimize.
8074 2009-05-27 Tom Tromey <tromey@redhat.com>
8076 * unwind-dw2.c (_Unwind_DebugHook): New function.
8077 (uw_install_context): Call _Unwind_DebugHook.
8079 2009-05-27 Tom Tromey <tromey@redhat.com>
8081 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
8083 2009-05-27 Ian Lance Taylor <iant@google.com>
8085 * Makefile.in (LINKER, LINKER_FLAGS): Define.
8086 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
8087 (ALL_LINKERFLAGS): Define.
8088 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
8089 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8090 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
8091 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8092 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
8093 $(LINKER_FOR_BUILD).
8094 (build/gcov-iov$(build_exeext)): Likewise.
8096 2009-05-27 Julian Brown <julian@codesourcery.com>
8098 * gcse.c (target.h): Include.
8099 (can_assign_to_reg_without_clobbers_p): Check that the target allows
8100 copy of argument to a pseudo register.
8102 2009-05-27 Diego Novillo <dnovillo@google.com>
8104 * tree-ssa-live.c (dump_scope_block): Document arguments.
8105 (dump_scope_blocks): Document.
8106 (debug_scope_blocks): New.
8107 * tree-flow.h (debug_scope_blocks): Declare.
8109 2009-05-21 Denis Chertykov <denisc@overta.ru>
8111 * doc/contrib.texi (Contributors): Add myself to the list.
8113 2009-05-27 Olivier Hainque <hainque@adacore.com>
8115 * expr.c (target_align): New function. Alignment the TARGET of an
8116 assignment may be assume to have.
8117 (highest_pow2_factor_for_target): Use it instead of relying on
8118 immediate tree attributes of TARGET, not necessarily honored when
8119 intermediate bitfields are involved.
8121 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
8124 * config/i386/driver-i386.c (host_detect_local_cpu): Support
8125 AVX, SSE4, AES, PCLMUL and POPCNT.
8127 2009-05-27 Diego Novillo <dnovillo@google.com>
8129 * tree-pretty-print.c (dump_location): New.
8130 (dump_generic_node): Call it.
8131 Factor code to handle BLOCK nodes ...
8132 (dump_block_node): ... here.
8134 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
8136 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
8138 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
8140 * gcc-plugin.h: Include config.h and system.h.
8141 (IN_GCC): Define if not defined.
8143 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
8146 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
8149 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
8151 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
8153 * config/m32r/m32r.h: Ditto.
8154 * config/m32r/m32r.md: Ditto.
8155 * config/m32r/predicates.md: Ditto.
8157 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
8159 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
8161 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
8164 (Loading plugins): typo.
8165 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
8166 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8167 (Interacting with the GCC Garbage Collector): Added new section.
8168 (Giving information about a plugin): Added new section for
8170 * ggc.h (ggc_register_root_tab): Added declaration.
8171 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
8172 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
8173 (register_callback): Improved comment in declaration.
8174 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
8175 (extra_root_vec) Added static variable for dynamic roots registration.
8176 (ggc_register_root_tab) Added new routine.
8177 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
8178 PLUGIN_GGC_MARKING event.
8179 * ggc-zone.c: Include plugin.h.
8180 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8181 * ggc-page.c: Include plugin.h.
8182 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8183 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
8184 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
8185 (register_callback): check lack of callbacks for
8186 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
8187 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
8188 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
8189 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8190 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
8191 dependency on plugin.h.
8192 (plugin.o): Added dependency on ggc.h...
8194 2009-05-26 Richard Guenther <rguenther@suse.de>
8198 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8199 with mismatched comparison modes.
8201 * expr.c (expand_expr_real_1): Expand the operand of a
8202 VIEW_CONVERT_EXPR in its natural mode.
8204 2009-05-26 Ian Lance Taylor <iant@google.com>
8206 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
8207 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
8208 (ALL_COMPILERFLAGS): Define.
8209 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
8210 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8211 (collect2$(exeext), collect2.o): Likewise.
8212 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
8213 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
8214 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
8215 (libbackend.o, intl.o, cppdefault.o): Likewise.
8216 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8217 (build/%.o): Use $(COMPILER_FOR_BUILD).
8218 (build/gen%$(build_exeext)): Likewise.
8219 (build/gcov-iov$(build_exeext)): LIkewise.
8220 * config/t-darwin (darwin.o): Use $(COMPILER).
8221 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
8222 * config/t-sol2 (sol2-c.o): Likewise.
8224 * config/t-vxworks (vxworks.o): Likewise.
8225 * config/x-darwin (host-darwin.o): Likewise.
8226 * config/x-hpux (host-hpux.o): Likewise.
8227 * config/x-linux (host-linux.o): Likewise.
8228 * config/x-solaris (host-solaris.o): Likewise.
8229 * config/alpha/x-alpha (driver-alpha.o): Likewise.
8230 * config/arm/t-arm (arm-c.o): Likewise.
8231 * config/arm/t-pe (pe.o): Likewise.
8232 * config/arm/t-wince-pe (pe.o): Likewise.
8233 * config/i386/t-cygming (winnt.o): Likewise.
8234 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
8235 * config/i386/t-cygwin (cygwin1.o): Likewise.
8236 (cygwin2.o): Likewise.
8237 * config/i386/t-i386 (i386-c.o): Likewise.
8238 * config/i386/t-interix (winnt.o): Likewise.
8239 * config/i386/t-netware (netware.o): Likewise.
8240 * config/i386/t-nwld (nwld.o): Likewise.
8241 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
8242 * config/i386/x-i386 (driver-i386.o): Likewise.
8243 * config/i386/x-cygwin (host-cygwin.o): Likewise.
8244 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
8245 * config/ia64/t-ia64 (ia64-c.o): Likewise.
8246 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
8247 * config/mips/x-native (driver-native.o): Likewise.
8248 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
8249 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
8250 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
8251 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
8252 * config/score/t-score-elf (score7.o): Likewise.
8253 (score3.o): Likewise.
8254 * config/sh/t-sh (sh-c.o): Likewise.
8255 * config/sh/t-symbian (sh-c.o): Likewise.
8256 (symbian.o): Likewise.
8257 * config/spu/t-spu-elf (spu-c.o): Likewise.
8258 * config/v850/t-v850 (v850-c.o): Likewise.
8259 * config/v850/t-v850e (v850-c.o): Likewise.
8261 2009-05-26 Richard Guenther <rguenther@suse.de>
8263 PR tree-optimization/40122
8264 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
8265 VECTOR_CSTs if possible.
8266 (fold_gimple_assign): Likewise.
8268 2009-05-26 Richard Guenther <rguenther@suse.de>
8271 * fold-const.c (fold_binary): Use the correct types for building
8274 2009-05-26 Richard Guenther <rguenther@suse.de>
8276 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
8277 redundant calls to merge_alias_info.
8278 (bump_vector_ptr): Likewise.
8279 * tree-ssa-copy.c (merge_alias_info): Remove.
8280 (replace_exp_1): Remove call to merge_alias_info.
8281 (propagate_tree_value): Likewise.
8282 (fini_copy_prop): Propagate points-to info.
8283 * tree-flow.h (merge_alias_info): Remove.
8285 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8287 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
8289 2009-05-25 Jan Hubicka <jh@suse.cz>
8291 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8292 * cgraph.h (struct inline_summary): New filed self_wize,
8293 size_inlining_benefit, self_time and time_inlining_benefit.
8294 (struct cgraph_global_info): Replace insns by time ans size fields.
8295 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8296 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8297 (ipcp_update_callgraph): Do not touch function bodies.
8298 * ipa-inline.c: Include except.h
8299 (MAX_TIME): New constant.
8300 (overall_insns): Remove.
8302 (overall_size, max_benefit): New static variables.
8303 (cgraph_estimate_time_after_inlining): New function.
8304 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8305 (cgraph_clone_inlined_nodes): Update size.
8306 (cgraph_mark_inline_edge): Update size.
8307 (cgraph_estimate_growth): Use size info.
8308 (cgraph_check_inline_limits): Check size.
8309 (cgraph_default_inline_p): Likewise.
8310 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8311 (cgraph_decide_recursive_inlining): Check size.
8312 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8314 (cgraph_decide_inlining): Likewise.
8315 (cgraph_decide_inlining_incrementally): Likewise; honor
8316 PARAM_EARLY_INLINING_INSNS.
8317 (likely_eliminated_by_inlining_p): New predicate.
8318 (estimate_function_body_sizes): New function.
8319 (compute_inline_parameters): Use it.
8320 * except.c (must_not_throw_labels): New function.
8321 * except.h (must_not_throw_labels): Declare.
8322 * tree-inline.c (init_inline_once): Kill inlining_weigths
8323 * tree-ssa-structalias.c: Avoid uninitialized warning.
8324 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8325 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8326 (PARAM_INLINE_CALL_COST): Remove.
8327 (PARAM_EARLY_INLINING_INSNS): New.
8329 2009-05-25 Richard Guenther <rguenther@suse.de>
8331 PR tree-optimization/36327
8332 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
8333 callback for reference translation or lookup at the point of may-defs.
8334 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
8335 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
8336 for union COMPONENT_REFs.
8337 (vn_reference_lookup_3): New callback. Lookup from memset
8338 and CONSTRUCTOR assignment, translate through struct copies.
8339 (vn_reference_lookup_pieces): Make sure to not free the
8340 passed operands array. Adjust walk_non_aliased_vuses call.
8341 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
8342 make sure we do not leak memory.
8344 2009-05-25 Richard Guenther <rguenther@suse.de>
8346 * tree-ssa-alias.h (dump_points_to_solution): Declare.
8347 * tree-inline.c (expand_call_inline): Reset the escaped and
8349 * tree-ssa-structalias.c (pass_build_ealias): New.
8350 * tree-pass.h (pass_build_ealias): Declare.
8351 * passes.c (init_optimization_passes): Add PTA during
8352 early optimizations.
8353 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
8354 and CALLUSED solutions.
8355 (dump_points_to_solution): New function, split out from ...
8356 (dump_points_to_info_for): ... here.
8357 * tree-parloops.c (parallelize_loops): Reset the escaped and
8360 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8363 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
8364 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
8366 2009-05-25 Ira Rosen <irar@il.ibm.com>
8368 PR tree-optimization/40238
8369 * tree-vect-stmts.c (vect_init_vector): Insert initialization
8370 statements after basic block's labels.
8371 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
8372 to free the allocated memory.
8374 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
8376 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
8377 return address with a USE.
8379 2009-05-24 Richard Guenther <rguenther@suse.de>
8382 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
8383 array type from the main variant of the inner type.
8385 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8387 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
8388 definition to bool (from int) to un-break build.
8389 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
8391 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
8393 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
8394 discard_stmt_changes): Delete.
8395 * tree-ssa-operands.c (scb_stack): Delete.
8396 (init_ssa_operands): Do not initialize it.
8397 (fini_ssa_operands): Do not free it.
8398 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
8400 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
8401 update_stmt, remove the others. Fix comments.
8402 * tree-dfa.c (optimize_stack_restore): Likewise.
8403 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
8404 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
8405 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8406 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
8408 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
8409 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8410 (dom_opt_finalize_block): Likewise, adjusting access to
8412 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
8413 (stmts_to_rescan): Change item type to gimple.
8414 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
8416 2009-05-24 Ira Rosen <irar@il.ibm.com>
8418 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
8419 * tree-pass.h (pass_slp_vectorize): New pass.
8420 * params.h (SLP_MAX_INSNS_IN_BB): Define.
8421 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
8422 * tree-vectorizer.c (timevar.h): Include.
8423 (user_vect_verbosity_level): Declare.
8424 (vect_location): Fix comment.
8425 (vect_set_verbosity_level): Update user_vect_verbosity_level
8426 instead of vect_verbosity_level.
8427 (vect_set_dump_settings): Add an argument. Ignore user defined
8428 verbosity if dump flags require higher level of verbosity. Print to
8429 stderr only for loop vectorization.
8430 (vectorize_loops): Update call to vect_set_dump_settings.
8431 (execute_vect_slp): New function.
8432 (gate_vect_slp): Likewise.
8433 (struct gimple_opt_pass pass_slp_vectorize): New.
8434 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
8436 (vec_info_for_bb): New function.
8437 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
8438 (VECTORIZATION_ENABLED): New macro.
8439 (SLP_ENABLED, SLP_DISABLED): Likewise.
8440 (vect_is_simple_use): Add bb_vec_info argument.
8441 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
8442 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
8443 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
8444 vect_schedule_slp, vect_analyze_slp): Likewise.
8445 (vect_analyze_stmt): Add slp_tree argument.
8446 (find_bb_location): Declare.
8447 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8448 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
8449 (vect_analyze_loop_operations, vect_analyze_loop,
8450 get_initial_def_for_induction, vect_create_epilog_for_reduction,
8451 vect_finalize_reduction, vectorizable_reduction,
8452 vectorizable_live_operation, vect_transform_loop): Likewise.
8453 * tree-data-ref.c (dr_analyze_innermost): Update comment,
8454 skip evolution analysis if analyzing a basic block.
8455 (dr_analyze_indices): Likewise.
8456 (initialize_data_dependence_relation): Skip the test whether the
8457 object is invariant for basic blocks.
8458 (compute_all_dependences): Skip dependence analysis for data
8459 references in basic blocks.
8460 (find_data_references_in_stmt): Don't fail in case of invariant
8461 access in basic block.
8462 (find_data_references_in_bb): New function.
8463 (find_data_references_in_loop): Move code to
8464 find_data_references_in_bb and add a call to it.
8465 (compute_data_dependences_for_bb): New function.
8466 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
8467 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
8469 (vect_analyze_data_ref_dependence): Check for interleaving in case of
8470 unknown dependence in basic block and fail in case of dependence in
8472 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
8473 dependence instances from either loop or basic block vectorization
8475 (vect_compute_data_ref_alignment): Check if it is loop vectorization
8476 before calling nested_in_vect_loop_p.
8477 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
8478 dependence instances from either loop or basic block vectorization
8480 (vect_verify_datarefs_alignment): Likewise.
8481 (vect_enhance_data_refs_alignment): Adjust function calls.
8482 (vect_analyze_data_refs_alignment): Likewise.
8483 (vect_analyze_group_access): Fix printing. Skip different checks if
8484 DR_STEP is 0. Keep strided stores either in loop or basic block
8485 vectorization data structure. Fix indentation.
8486 (vect_analyze_data_ref_access): Fix comments, allow zero step in
8488 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
8489 dependence instances from either loop or basic block vectorization
8491 (vect_analyze_data_refs): Update comment. Call
8492 compute_data_dependences_for_bb to analyze basic blocks.
8493 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
8494 case of loop vectorization. In case of basic block vectorization use
8495 data-ref itself as a base.
8496 (vect_create_data_ref_ptr): In case of basic block vectorization:
8497 don't advance the pointer, add new statements before the current
8498 statement. Adjust function calls.
8499 (vect_supportable_dr_alignment): Support only aligned accesses in
8500 basic block vectorization.
8501 * common.opt (ftree-slp-vectorize): New flag.
8502 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
8503 (vect_pattern_recog_1): Likewise.
8504 * tree-vect-stmts.c (process_use): Likewise.
8505 (vect_init_vector): Add new statements in the beginning of the basic
8506 block in case of basic block SLP.
8507 (vect_get_vec_def_for_operand): Adjust function calls.
8508 (vect_finish_stmt_generation): Likewise.
8509 (vectorizable_call): Add assert that it is loop vectorization, adjust
8511 (vectorizable_conversion, vectorizable_assignment): Likewise.
8512 (vectorizable_operation): In case of basic block SLP, take
8513 vectorization factor from statement's type and skip the relevance
8514 check. Adjust function calls.
8515 (vectorizable_type_demotion): Add assert that it is loop
8516 vectorization, adjust function calls.
8517 (vectorizable_type_promotion): Likewise.
8518 (vectorizable_store): Check for outer loop only in case of loop
8519 vectorization. Adjust function calls. For basic blocks, skip the
8520 relevance check and don't advance pointers.
8521 (vectorizable_load): Likewise.
8522 (vectorizable_condition): Add assert that it is loop vectorization,
8523 adjust function calls.
8524 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
8525 that it is not reduction, get vector type, call only supported
8526 functions, skip loop specific parts.
8527 (vect_transform_stmt): Check for outer loop only in case of loop
8529 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
8530 (vect_is_simple_use): Fix comment, add new argument, fix conditions
8531 for external definition.
8532 * passes.c (pass_slp_vectorize): New pass.
8533 * tree-vect-slp.c (find_bb_location): New function.
8534 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
8535 check for patterns only in loops.
8536 (vect_build_slp_tree): Add argument, adjust function calls, fail in
8537 case of multiple types in basic block SLP.
8538 (vect_mark_slp_stmts_relevant): New function.
8539 (vect_supported_load_permutation_p): Fix comment.
8540 (vect_analyze_slp_instance): Add argument. In case of basic block
8541 SLP, take vectorization factor from statement's type, check that
8542 unrolling factor is 1. Adjust function call. Save SLP instance in
8543 either loop or basic block vectorization structure. Return FALSE,
8545 (vect_analyze_slp): Add argument. Get strided stores groups from
8546 either loop or basic block vectorization structure. Return FALSE
8547 if basic block SLP failed.
8548 (new_bb_vec_info): New function.
8549 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
8550 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
8551 (vect_schedule_slp): Add argument. Get SLP instances from either
8552 loop or basic block vectorization structure. Set vectorization factor
8553 to be 1 for basic block SLP.
8554 (vect_slp_transform_bb): New function.
8555 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
8557 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8559 * final.c (shorten_branches): Do not align labels for jump tables.
8560 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8562 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
8564 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
8565 Remove outdated reference to flow.c and fix nits.
8566 * doc/gccint.texi: Tweak RTL description.
8567 * doc/rtl.texi: Likewise.
8569 2009-05-23 Denis Chertykov <chertykov@gmail.com>
8571 * config/avr/avr.c: Change my email address.
8572 * config/avr/avr.h: Likewise.
8573 * config/avr/avr.md: Likewise.
8574 * config/avr/avr-protos.h: Likewise.
8575 * config/avr/libgcc.S: Likewise.
8577 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8579 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
8580 (spu_split_load, spu_split_store): Change return type to int.
8581 (spu_split_convert): Declare.
8582 * config/spu/predicates.md (spu_mem_operand): Remove.
8583 (spu_mov_operand): Update.
8584 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
8585 * config/spu/spu.c (regno_aligned_for_load): Remove.
8586 (reg_aligned_for_addr, spu_expand_load): Define.
8587 (spu_expand_extv): Reimplement and handle MEM.
8588 (spu_expand_insv): Handle MEM.
8589 (spu_sched_reorder): Handle insn's with length 0.
8590 (spu_legitimate_address_p): Reimplement.
8591 (store_with_one_insn_p): Return TRUE for any mode with size
8592 larger than 16 bytes.
8593 (address_needs_split): Define.
8594 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
8596 (spu_convert_move): Define.
8597 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
8598 (spu_split_store): Change all MEM's to TImode.
8599 (spu_init_expanders): Preallocate registers that correspond to
8600 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
8602 (spu_split_convert): Define.
8603 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
8604 (_move<mode>, _movdi, _movti): Update predicate and condition.
8605 (load, store): Change to define_split.
8606 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
8608 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
8609 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
8610 define_insn_and_split of lshr<mode>3.
8611 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8612 (<v>ashr<mode>3_imm): Define.
8613 (extv, extzv, insv): Allow MEM operands.
8614 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8615 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8616 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8617 (_spu_convert2): Change to define_insn_and_split and remove the
8618 corresponding define_peephole2.
8619 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8620 Change predicates to memory_operand.
8622 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8624 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8626 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8628 PR tree-optimization/40219
8629 * tree.c (iterative_hash_expr): Make sure the builtin function is
8630 a normal builtin function and not a front end or back end builtin
8631 before indexing into the built_in_decls array.
8633 2009-05-22 Richard Guenther <rguenther@suse.de>
8636 * alias.c (write_dependence_p): Do not use TBAA for answering
8637 anti-dependence or output-dependence.
8638 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8639 (emit_pointer_definition): Remove.
8640 (emit_alias_warning): Likewise.
8641 (find_what_var_points_to): Remove TBAA pruning code.
8642 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8644 (compute_points_to_sets): Remove code computing the set of
8645 dereferenced pointers.
8646 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8647 oracle for querying anti and output dependencies.
8648 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8649 if TBAA may be applied.
8650 (refs_anti_dependent_p): New function.
8651 (refs_output_dependent_p): Likewise.
8652 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8653 (refs_output_dependent_p): Likewise.
8654 * doc/tree-ssa.texi (Memory model): New section.
8655 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8656 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8657 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8658 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8659 * expr.c (expand_expr_real_1): Likewise.
8660 * gimple-low.c (lower_stmt): Likewise.
8661 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8662 (dump_gimple_cdt): Remove.
8663 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8664 (gimple_size): Likewise.
8665 (walk_gimple_op): Likewise.
8666 (is_gimple_stmt): Likewise.
8667 (walk_stmt_load_store_addr_ops): Likewise.
8668 (gimple_build_cdt): Remove.
8669 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8670 * gimple.h (gimple_cdt_new_type): Remove.
8671 (gimple_cdt_new_type_ptr): Likewise.
8672 (gimple_cdt_set_new_type): Likewise.
8673 (gimple_cdt_location): Likewise.
8674 (gimple_cdt_location_ptr): Likewise.
8675 (gimple_cdt_set_location): Likewise.
8676 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8677 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8678 GIMPLE_CHANGE_DYNAMIC_TYPE.
8679 (verify_types_in_gimple_stmt): Likewise.
8680 * tree-inline.c (estimate_num_insns): Likewise.
8681 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8682 (copy_decl_to_var): Likewise.
8683 (copy_result_decl_to_var): Likewise.
8684 * tree-pretty-print.c (dump_generic_node): Do not handle
8685 CHANGE_DYNAMIC_TYPE_EXPR.
8686 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8687 * tree-ssa-operands.c (get_expr_operands): Likewise.
8688 * tree-ssa-structalias.c (struct variable_info): Remove
8689 no_tbaa_pruning member.
8690 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8691 (unify_nodes): Do not copy it.
8692 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8693 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8694 (set_uids_in_ptset): Do not check it.
8695 (find_what_var_points_to): Likewise.
8696 (compute_tbaa_pruning): Remove.
8697 (compute_points_to_sets): Do not call it.
8698 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8699 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8700 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8701 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8702 (DECL_NO_TBAA_P): Likewise.
8703 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8704 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8705 (expand_omp_atomic_pipeline): Do not set it.
8706 * print-tree.c (print_node): Do not dump it.
8707 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8710 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8713 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8716 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8718 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8721 2009-05-22 Ben Elliston <bje@au.ibm.com>
8723 * Makefile.in (bversion.h, s-bversion): New targets.
8724 (TOPLEV_H): Add bversion.h.
8725 * toplev.h: Include "bversion.h".
8726 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8727 the __format__ attribute only if compiling with the same version
8728 of GCC as the sources (the "build version").
8730 2009-05-22 Ben Elliston <bje@au.ibm.com>
8732 * c-format.c (handle_format_attribute): Fix comment typo.
8734 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8737 * config/ia64/ia64.opt (mfused-madd): New.
8738 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8739 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8740 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8741 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8742 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8743 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8744 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8745 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8746 instruction if !TARGET_FUSED_MADD.
8747 (fpma, fpms): Remove colon from name.
8749 2009-05-22 Richard Guenther <rguenther@suse.de>
8751 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8752 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8753 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8755 (create_expression_by_pieces): Only convert if necessary.
8756 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8757 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8759 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8761 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8762 regular pattern from a template and rename it ...
8763 (*extzv_truncsi_exts): ... to this.
8765 2009-05-21 Richard Guenther <rguenther@suse.de>
8767 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8768 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8769 (cgraph_default_inline_p): Likewise.
8770 (cgraph_decide_inlining_incrementally): Likewise.
8772 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8773 Uros Bizjak <ubizjak@gmail.com>
8775 * config/i386/cpuid.h (bit_MOVBE): New.
8777 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8779 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8780 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8781 (ix86_handle_option): Handle OPT_mmovbe.
8782 (ix86_target_string): Add -mmovbe.
8783 (pta_flags): Add PTA_MOVBE.
8784 (processor_alias_table): Add PTA_MOVBE to "atom".
8785 (override_options): Handle PTA_MOVBE.
8787 * config/i386/i386.h (TARGET_MOVBE): New.
8789 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8790 (*bswapsi_movbe): New.
8791 (*bswapdi_movbe): Likewise.
8792 (bswapdi2): Renamed to ...
8794 (bswapdi2): New expander.
8796 * config/i386/i386.opt (mmovbe): New.
8798 * doc/invoke.texi: Document -mmovbe.
8800 2009-05-21 Taras Glek <tglek@mozilla.com>
8802 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8803 * gcc-plugin.h (plugin_init): Updated signature.
8804 * gcc-plugin.h (plugin_name_args): Moved to this header.
8805 * doc/plugins.texi (plugin_init): Updated documention to reflect
8807 * doc/plugins.texi (plugin_name_args): Added to documention.
8809 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8811 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8812 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8814 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8816 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8817 JUMP_TABLE_DATA_P predicates where applicable.
8818 * config/i386/predicates.md: Ditto.
8819 * config/i386/sse.md: Ditto.
8821 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8823 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8824 operand2 -128 override length_immediate attribute to 1.
8825 * config/i386/predicates.md (constm128_operand): New predicate.
8827 * config/i386/i386.c (memory_address_length): Handle %r12
8828 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8830 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8831 mode look through optional ZERO_EXTEND and SUBREG.
8832 * config/i386/i386.md (R12_REG): New define_constant.
8833 (prefix_data16): For sse unit set also for MODE_TI insns.
8834 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8835 insns set if operand 1 is ext_QIreg_operand.
8836 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8837 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8839 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8840 mode from MODE_DI to MODE_SI.
8841 (movdi_1_rex64): Override modrm and length_immediate attributes
8842 only for movabs (TYPE_IMOV, alternative 2).
8843 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
8844 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
8845 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
8846 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
8847 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
8848 prefix_rex attribute if DImode.
8849 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
8850 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8851 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
8852 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
8853 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
8854 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
8855 Likewise. For TYPE_IMOV clear length_immediate attribute.
8856 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
8857 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
8858 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
8859 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8860 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
8861 or one operand TYPE_ISHIFT.
8862 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
8863 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
8864 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
8865 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
8866 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
8867 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
8868 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
8869 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
8870 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
8871 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
8872 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
8873 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
8874 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
8875 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
8876 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
8877 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
8878 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
8879 set mode attribute, don't override length attribute.
8880 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
8882 (return_internal_long): Set length attribute to 2 instead of 1.
8883 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
8884 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
8885 prefix_rex attribute.
8886 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
8888 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
8890 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8892 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
8894 2009-05-20 Ian Lance Taylor <iant@google.com>
8896 * tree.c (build_tree_list_vec_stat): New function.
8897 (ctor_to_vec): New function.
8898 (build_nt_call_vec): New function.
8899 (build_call_array): Change args to be a const pointer.
8900 (build_call_vec): New function.
8901 * tree.h (build_nt_call_vec): Declare.
8902 (build_tree_list_vec_stat): Declare.
8903 (build_tree_list_vec): Define.
8904 (build_call_array): Update declaration.
8905 (build_call_vec): Declare.
8906 (ctor_to_vec): Declare.
8907 * c-common.c (tree_vector_cache): New static variable.
8908 (make_tree_vector): New function.
8909 (release_tree_vector): New function.
8910 (make_tree_vector_single): New function.
8911 (make_tree_vector_copy): New function.
8912 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
8913 (make_tree_vector_single, make_tree_vector_copy): Declare.
8914 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
8915 (c_parser_expr_list): Don't manage cache here, instead call
8917 (c_parser_release_expr_list): Remove static function.
8918 (c_parser_vec_to_tree_list): Remove static function.
8919 (c_parser_attributes): Call build_tree_list_vec instead of
8920 c_parser_vec_to_tree_list. Call release_tree_vector instead of
8921 c_parser_release_expr_list.
8922 (c_parser_postfix_expression_after_primary): Likewise.
8923 (c_parser_objc_keywordexpr): Likewise.
8925 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
8927 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
8928 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
8929 TARGET_CONVERT_TO_TYPE.
8930 * hooks.c (hook_tree_const_tree_null): Define.
8931 * hooks.h (hook_tree_const_tree_null): Declare.
8932 * target.h (struct gcc_target): Add invalid_parameter_type,
8933 invalid_return_type, promoted_type, and convert_to_type fields.
8934 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
8935 (TARGET_INVALID_RETURN_TYPE): Define.
8936 (TARGET_PROMOTED_TYPE): Define.
8937 (TARGET_CONVERT_TO_TYPE): Define.
8938 (TARGET_INITIALIZER): Update for new fields.
8939 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
8940 (grokparms): Check targetm.invalid_parameter_type.
8941 * c-typeck.c (default_conversion): Check targetm.promoted_type.
8942 * c-convert.c (convert): Check targetm.convert_to_type.
8944 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
8946 * config/mips/mips.md (*extenddi_truncate<mode>,
8947 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
8949 (*extendhi_truncateqi): New define_insn_and_sptit.
8951 2009-05-20 Jakub Jelinek <jakub@redhat.com>
8954 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
8955 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
8957 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
8959 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
8960 the operand of VIEW_CONVERT_EXPR.
8962 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
8964 * config/i386/driver-i386.c (host_detect_local_cpu): Check
8965 extended family and model for Intel processors. Support Intel Atom.
8967 2009-05-20 Olivier Hainque <hainque@adacore.com>
8969 * gstab.h (stab_code_type): Define, to be used instead of the
8970 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
8972 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
8973 occurrences by stab_code_type.
8974 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
8976 2009-05-20 Martin Jambor <mjambor@suse.cz>
8978 * tree-flow.h (insert_edge_copies_seq): Undeclare.
8979 (sra_insert_before): Likewise.
8980 (sra_insert_after): Likewise.
8981 (sra_init_cache): Likewise.
8982 (sra_type_can_be_decomposed_p): Likewise.
8983 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
8984 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
8985 (sra_insert_before): Likewise.
8986 (sra_insert_after): Likewise.
8987 (sra_init_cache): Likewise.
8988 (insert_edge_copies_seq): Made static and moved upwards.
8990 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
8993 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
8995 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
8996 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
8999 2009-05-20 Richard Guenther <rguenther@suse.de>
9001 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
9002 with mismatched comparison modes.
9004 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9006 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
9007 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
9008 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
9009 with shifts for Thumb2.
9010 (orsi_notsi): New for orn.
9011 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
9012 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
9013 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
9014 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
9015 Don't invert remainder for IOR.
9017 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
9019 PR tree-optimization/40087
9020 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
9021 number_of_iterations_ne): Rename never_infinite argument.
9022 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
9023 number_of_iterations_le): Handle pointer-type ivs when
9024 exit_must_be_taken is false.
9025 (number_of_iterations_cond): Do not always assume that
9026 exit_must_be_taken if the control variable is a pointer.
9028 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9030 * c-typeck.c (build_binary_op): Allow % on integal vectors.
9031 * doc/extend.texi (Vector Extension): Document that % is allowed too.
9033 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
9035 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
9036 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
9038 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9041 * c.opt (Wlogical-op): Disabled by default.
9042 * c-opt (c_common_post_options): Do not enable Wlogical-op with
9044 * doc/invoke.texi (Wlogical-op): Likewise.
9046 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
9048 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
9050 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
9051 Propagate the type of the first operand.
9052 <ASSERT_EXPR>: Simplify.
9053 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
9054 Rewrite using the RHS code as discriminant.
9055 <NOP_EXPR>: Turn into CASE_CONVERT.
9056 <PLUS_EXPR>: Propagate the type of the first operand.
9058 2009-05-19 Steve Ellcey <sje@cup.hp.com>
9060 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
9061 (ia64_dconst_0_375): New.
9062 * config/ia64/ia64.c (ia64_override_options): Remove
9063 -minline-sqrt-min-latency warning.
9064 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
9065 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
9066 * config/ia64/ia64.md (*sqrt_approx): Remove.
9067 (sqrtsf2): Remove #if 0.
9068 (sqrtsf2_internal_thr): Rewrite and move to div.md.
9069 (sqrtdf): Remove assert.
9070 (sqrtdf2_internal_thr): Rewrite and move to div.md.
9071 (sqrtxf2): Remove #if 0.
9072 (sqrtxf2_internal_thr): Rewrite and move to div.md.
9073 * div.md (sqrt_approx_rf): New.
9074 (sqrtsf2_internal_thr): New implementation.
9075 (sqrtsf2_internal_lat): New.
9076 (sqrtdf2_internal_thr: New implementation.
9077 (sqrtxf2_internal): New implementation.
9079 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
9080 Hans-Peter Nilsson <hp@axis.com>
9082 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
9083 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
9084 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
9085 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
9086 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
9087 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
9088 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
9089 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
9090 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
9091 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
9092 * c-common.c: ...from here.
9094 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9096 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
9098 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9100 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
9102 2009-05-19 Ben Elliston <bje@au.ibm.com>
9104 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
9105 assignments with memcpy calls.
9106 (add_fdes): Likewise.
9107 (binary_search_unencoded_fdes): Likewise.
9108 (linear_search_fdes): Eliminate type puns.
9110 2009-05-19 Richard Guenther <rguenther@suse.de>
9112 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
9113 not falsely claim to have propagated into all uses.
9115 2009-05-19 Ben Elliston <bje@au.ibm.com>
9117 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
9120 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9122 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
9123 * config/sh/sh.c (sh_legitimate_address_p): Make static.
9124 (TARGET_LEGITIMATE_ADDRESS_P): New.
9125 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9126 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9128 2009-05-18 Dodji Seketeli <dodji@redhat.com>
9131 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
9132 child of the containing namespace's DIE.
9134 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
9136 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
9137 *zero_extendhi_truncqi): Move after the zero_extend patterns.
9138 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
9141 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
9144 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
9145 gen_align with gen_pad.
9146 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
9147 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
9149 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
9150 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
9152 * config/i386/i386.md (align): Renamed to ...
9153 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
9154 ASM_OUTPUT_MAX_SKIP_PAD.
9156 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
9158 * config.gcc: Fix variable syntax.
9161 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
9162 before calling exact_log2.
9163 (output_iorsi3): Likewise.
9164 (output_xorsi3): Likewise.
9166 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9168 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
9169 for the none zero constant operand except for EQ and NE
9170 comprisons even when the first operand is R0.
9172 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
9174 * config/s390/2064.md: Remove trailing whitespaces.
9175 * config/s390/2084.md: Likewise.
9176 * config/s390/constraints.md: Likewise.
9177 * config/s390/fixdfdi.h: Likewise.
9178 * config/s390/libgcc-glibc.ver: Likewise.
9179 * config/s390/s390-modes.def: Likewise.
9180 * config/s390/s390-protos.h: Likewise.
9181 * config/s390/s390.c: Likewise.
9182 * config/s390/s390.h: Likewise.
9183 * config/s390/s390.md: Likewise.
9184 * config/s390/tpf-unwind.h: Likewise.
9186 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9188 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
9190 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9193 * configure.ac (m68k-*-*): Check if binutils support TLS.
9194 * configure: Regenerate.
9195 * config/m68k/predicates.md (symbolic_operand): Extend comment.
9196 * config/m68k/constraints.md (Cu): New constraint.
9197 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
9198 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
9199 (movsi): Handle TLS symbols.
9200 (addsi3_5200): Handle XTLS symbols, indent.
9201 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
9202 (m68k_tls_reference_p): Declare.
9203 (m68k_legitimize_address): Declare.
9204 (m68k_unwrap_symbol): Declare.
9205 * config/m68k/m68k.opt (mxtls): New option.
9206 * config/m68k/m68k.c (ggc.h): Include.
9207 (m68k_output_dwarf_dtprel): Implement hook.
9208 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
9209 (m68k_expand_prologue): Load GOT pointer when function needs it.
9210 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
9211 (m68k_legitimate_constant_address_p): Same.
9212 (m68k_decompose_address): Handle TLS references.
9213 (m68k_get_gp): New static function.
9214 (enum m68k_reloc): New contants.
9215 (TLS_RELOC_P): New macro.
9216 (m68k_wrap_symbol): New static function.
9217 (m68k_unwrap_symbol): New function.
9218 (m68k_final_prescan_insn_1): New static function.
9219 (m68k_final_prescan_insn): New function.
9220 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
9222 (legitimize_pic_address): Handle TLS references..
9223 (m68k_tls_get_addr, m68k_get_tls_get_addr)
9224 (m68k_libcall_value_in_a0_p)
9225 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
9226 (m68k_call_m68k_read_tp): Helper variables and functions for ...
9227 (m68k_legitimize_tls_address): Handle TLS references.
9228 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
9230 (m68k_legitimize_address): Handle TLS symbols.
9231 (m68k_get_reloc_decoration): New static function.
9232 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
9234 (m68k_output_dwarf_dtprel): Implement hook.
9235 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
9236 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
9237 m68k_call_* routines.
9238 (sched_attr_op_type): Handle TLS symbols.
9239 (gt-m68k.h): Include.
9240 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
9241 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
9243 2009-05-18 Martin Jambor <mjambor@suse.cz>
9245 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
9246 (visit_store_addr_for_mod_analysis): New function.
9247 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
9248 (determine_cst_member_ptr): Use gimple_assign_single_p.
9249 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
9250 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
9251 operands. Don't check number of operands of a NOP_EXPR.
9253 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
9255 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
9257 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
9260 * c-common.c (warn_logical_operator): Don't warn if one of
9261 expression isn't always true or false.
9263 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
9265 * config/i386/biarch32.h: New file.
9266 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
9268 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
9270 * config/mips/mips.md (*zero_extend<mode>_trunchi,
9271 *zero_extend<mode>_truncqi): Merge these into ...
9272 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
9273 Name the pattern following this as *zero_extendhi_truncqi.
9275 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
9278 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
9279 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
9280 (output_info): Make field HOST_WIDEST_INT.
9281 (print_statistics): Use HOST_WIDEST_INT_PRINT.
9282 (dump_bitmat_statistics): Same.
9284 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
9286 * config.gcc (use_gcc_stdint): Set to wrap.
9287 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
9288 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9289 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9290 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9291 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9292 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9293 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9294 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9296 2009-05-16 Joseph Myers <joseph@codesourcery.com>
9298 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
9300 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
9301 Move definitions earlier.
9302 (OPT_ARCH64, OPT_ARCH32): Define.
9303 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
9306 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9309 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
9312 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9314 * arm.md (movdi2): Copy non-reg values to DImode registers.
9316 2009-05-16 Jakub Jelinek <jakub@redhat.com>
9319 * final.c (label_to_max_skip): New function.
9320 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
9321 CODE_LABEL_NUMBER <= max_labelno.
9322 * output.h (label_to_max_skip): New prototype.
9323 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
9324 (ix86_avoid_jump_mispredicts): ... this. Don't define if
9325 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
9326 Handle CODE_LABELs with >= 16 byte alignment or with
9327 max_skip == (1 << align) - 1.
9328 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
9329 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
9332 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
9333 .p2align 3 if MAX_SKIP is smaller than 7.
9334 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9336 2009-05-15 Ian Lance Taylor <iant@google.com>
9338 * alias.c (struct alias_set_entry_d): Rename from struct
9339 alias_set_entry. Change all uses.
9340 * except.c (struct call_site_record_d): Rename from struct
9341 call_site_record. Change all uses.
9342 * except.h (struct eh_region_d): Rename from struct eh_region.
9344 * gcse.c (struct hash_table_d): Rename from struct hash_table.
9346 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
9347 ivtype_map_elt. Change all uses.
9348 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
9350 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
9351 * graphite.h (struct name_tree_d): Rename from struct name_tree.
9353 (struct sese_d): Rename from struct sese. Change all uses.
9354 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
9355 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
9356 * optabs.h (struct optab_d): Rename from struct optab. Change all
9358 (struct convert_optab_d): Rename from struct convert_optab.
9360 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
9361 ipa_opt_pass. Change all uses.
9362 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
9365 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
9366 defined as a typedef.
9367 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
9370 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9373 * fold-const.c (make_range,build_range_check,merge_ranges): Move
9375 (merge_ranges): Returns bool.
9376 * tree.h (make_range): .. to here.
9377 (build_range_check): Likewise.
9378 (merge_ranges): Likewise. Renamed from merge_ranges.
9379 * c-typeck.c (parser_build_binary_op): Update calls to
9380 warn_logical_operator.
9381 * c-common.c (warn_logical_operator): Add new warning.
9382 * c-common.h (warn_logical_operator): Update declaration.
9384 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9386 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
9388 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9390 * doc/install.texi: Document MPC requirements, flags etc.
9392 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
9393 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
9394 Evaluate constant arguments.
9395 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
9396 (fold_builtin_1): Likewise, also evaluate constant arguments.
9397 Remove superfluous break.
9398 (do_mpc_ckconv): New.
9399 * real.h: Include mpc.h.
9400 * toplev.c (print_version): Output MPC version info if available.
9402 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9404 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
9406 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
9408 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
9411 2009-05-15 Jan Hubicka <jh@suse.cz>
9413 * doc/invoke.texi (max-early-inliner-iterations): New flag.
9414 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
9415 (try_inline): Fix return value.
9416 (cgraph_decide_inlining_incrementally): Honor new value.
9417 (cgraph_early_inlining): Handle indirect inlining.
9418 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
9420 2009-05-15 Jan Hubicka <jh@suse.cz>
9422 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
9423 * cgraphunit.c (cgraph_finalize_function): Set it.
9424 (cgraph_expand_function): Use it.
9426 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9428 * real.c (encode_ieee_half): Define.
9429 (decode_ieee_half): Define.
9430 (ieee_half_format): Define.
9431 (arm_half_format): Define.
9432 * real.h (ieee_half_format): Declare.
9433 (arm_half_format): Declare.
9435 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9437 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
9438 swapped, and reversed optabs exist before trying to use them.
9440 2009-05-15 Paul Brook <paul@codesourcery.com>
9441 Sandra Loosemore <sandra@codesourcery.com>
9443 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
9444 loads. Allow PRE_DEC.
9445 (output_move_neon): Handle PRE_DEC.
9446 (arm_print_operand): Add 'A' for neon structure loads.
9447 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
9448 * config/arm/neon.md (neon_mov): Update comment.
9449 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
9451 (Um): New constraint.
9453 2009-05-15 Jan Hubicka <jh@suse.cz>
9455 Revert the following patch until testsuite fallout is fixed:
9456 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9457 * cgraph.h (struct inline_summary): New filed self_wize,
9458 size_inlining_benefit, self_time and time_inlining_benefit.
9459 (struct cgraph_global_info): Replace insns by time ans size fields.
9460 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9461 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9462 (ipcp_update_callgraph): Do not touch function bodies.
9463 * ipa-inline.c: Include except.h
9464 (MAX_TIME): New constant.
9465 (overall_insns): Remove
9466 (overall_size, max_benefit): New static variables.
9467 (cgraph_estimate_time_after_inlining): New function.
9468 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9469 (cgraph_clone_inlined_nodes): Update size.
9470 (cgraph_mark_inline_edge): Update size.
9471 (cgraph_estimate_growth): Use size info.
9472 (cgraph_check_inline_limits): Check size.
9473 (cgraph_default_inline_p): Likewise.
9474 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9475 (cgraph_decide_recursive_inlining): Check size.
9476 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9478 (cgraph_decide_inlining): Likewise.
9479 (cgraph_decide_inlining_incrementally): Likewise; honor
9480 PARAM_EARLY_INLINING_INSNS.
9481 (likely_eliminated_by_inlining_p): New predicate.
9482 (estimate_function_body_sizes): New function.
9483 (compute_inline_parameters): Use it.
9484 * except.c (must_not_throw_labels): New function.
9485 * except.h (must_not_throw_labels): Declare.
9486 * tree-inline.c (init_inline_once): Kill inlining_weigths
9487 * tree-ssa-structalias.c: Avoid uninitialized warning.
9488 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9489 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9490 (PARAM_INLINE_CALL_COST): Remove.
9491 (PARAM_EARLY_INLINING_INSNS): New.
9493 2009-05-15 Richard Guenther <rguenther@suse.de>
9495 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
9496 not TODO_update_ssa.
9498 2009-05-15 Richard Guenther <rguenther@suse.de>
9500 PR tree-optimization/39999
9501 * gimple.h (gimple_expr_type): Use the expression type looking
9502 through useless conversions.
9503 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
9504 (vn_nary_op_insert_stmt): Likewise.
9505 (simplify_binary_expression): Likewise.
9507 2009-05-15 Richard Guenther <rguenther@suse.de>
9509 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9510 New options, enabled by default.
9511 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9513 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
9514 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
9515 * tree-ssa-structalias.c (gate_tree_pta): New function.
9516 (pass_build_alias): Use it.
9518 2009-05-15 Joseph Myers <joseph@codesourcery.com>
9520 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
9521 recurse on an invariant address if a conversion from a pointer
9522 type to a wider integer type is involved.
9524 2009-05-15 Jan Hubicka <jh@suse.cz>
9526 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9527 * cgraph.h (struct inline_summary): New filed self_wize,
9528 size_inlining_benefit, self_time and time_inlining_benefit.
9529 (struct cgraph_global_info): Replace insns by time ans size fields.
9530 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9531 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9532 (ipcp_update_callgraph): Do not touch function bodies.
9533 * ipa-inline.c: Include except.h
9534 (MAX_TIME): New constant.
9535 (overall_insns): Remove
9536 (overall_size, max_benefit): New static variables.
9537 (cgraph_estimate_time_after_inlining): New function.
9538 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9539 (cgraph_clone_inlined_nodes): Update size.
9540 (cgraph_mark_inline_edge): Update size.
9541 (cgraph_estimate_growth): Use size info.
9542 (cgraph_check_inline_limits): Check size.
9543 (cgraph_default_inline_p): Likewise.
9544 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9545 (cgraph_decide_recursive_inlining): Check size.
9546 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9548 (cgraph_decide_inlining): Likewise.
9549 (cgraph_decide_inlining_incrementally): Likewise; honor
9550 PARAM_EARLY_INLINING_INSNS.
9551 (likely_eliminated_by_inlining_p): New predicate.
9552 (estimate_function_body_sizes): New function.
9553 (compute_inline_parameters): Use it.
9554 * except.c (must_not_throw_labels): New function.
9555 * except.h (must_not_throw_labels): Declare.
9556 * tree-inline.c (init_inline_once): Kill inlining_weigths
9557 * tree-ssa-structalias.c: Avoid uninitialized warning.
9558 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9559 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9560 (PARAM_INLINE_CALL_COST): Remove.
9561 (PARAM_EARLY_INLINING_INSNS): New.
9562 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
9563 (inline-call-cost): Remove.
9564 (early-inlining-insns): New.
9566 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9568 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9570 (print_int_cst_bounds_in_octal_p): Likewise.
9571 (dbxout_type): Adjust calls to above functions. Be prepared to deal
9573 * dwarf2out.c (base_type_die): Likewise.
9574 (is_subrange_type): Delete.
9575 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
9576 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
9577 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
9578 if the destination type is boolean.
9579 (build_range_check): Do not special-case subtypes.
9580 (fold_sign_changed_comparison): Likewise.
9581 (fold_unary): Likewise.
9582 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
9583 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
9584 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
9585 * tree.c (subrange_type_for_debug_p): New predicate based on the
9586 former is_subrange_type.
9587 * tree.h (subrange_type_for_debug_p): Declare.
9588 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
9589 (convert_affine_scev): Remove call to above function.
9590 (chrec_convert_aggressive): Likewise.
9591 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
9592 false for conversions involving subtypes.
9593 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
9594 (vrp_val_min): Likewise.
9595 (needs_overflow_infinity): Likewise.
9596 (extract_range_from_unary_expr): Likewise.
9598 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
9600 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9601 * config/frv/frv.c: Likewise.
9602 * config/s390/s390.c: Likewise.
9603 * config/sparc/sparc.h: Likewise.
9604 * config/i386/i386.h: Likewise.
9605 * config/i386/i386.c: Likewise.
9606 * config/crx/crx.c: Likewise.
9607 * config/m68hc11/m68hc11.h: Likewise.
9608 * config/iq2000/iq2000.c: Likewise.
9609 * config/mn10300/mn10300.h: Likewise.
9610 * config/mn10300/mn10300.c: Likewise.
9611 * config/m68k/m68k.c: Likewise.
9612 * config/rs6000/rs6000.c: Likewise.
9613 * config/rs6000/xcoff.h: Likewise.
9614 * config/rs6000/linux64.h: Likewise.
9615 * config/rs6000/sysv4.h: Likewise.
9616 * config/score/score3.c: Likewise.
9617 * config/score/score7.c: Likewise.
9618 * config/score/score.c: Likewise.
9619 * config/arm/arm.md: Likewise.
9620 * config/mips/mips.c: Likewise.
9621 * config/mips/mips.md: Likewise.
9622 * config/bfin/bfin.h: Likewise.
9623 * config/pa/pa.c: Likewise.
9624 * config/pa/constraints.md: Likewise.
9626 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9627 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9628 * config/pdp11/pdp11.h: Use memory_address_p instead.
9630 2009-05-14 Ian Lance Taylor <iant@google.com>
9632 * passes.c (finish_optimization_passes): Change i to int.
9633 * plugin.c (plugins_active_p): Change event to int.
9634 (dump_active_plugins): Likewise.
9635 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9637 * tree.c (tree_range_check_failed): Change c to unsigned int.
9638 (omp_clause_range_check_failed): Likewise.
9639 (build_common_builtin_nodes): Change mode to int. Add cast.
9640 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9641 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9643 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9644 ++ or -- with a variable of enum type.
9646 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9649 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9651 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9653 * store-motion.c: Do not include params.h
9654 * Makefile.in: Fix dependencies for various files.
9656 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9658 * auto-inc-dec.c: Fix pass description, remove apparent
9659 accidental duplication.
9661 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9664 * ipa-utils.h (memory_identifier_string): Moved to ...
9665 * tree.h (memory_identifier_string): Here. Add GTY(()).
9667 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9669 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9670 in the former documentation of...
9671 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9672 * ira-conflicts.c (get_dup_num): Use address_operand.
9673 * targhooks.c (default_legitimate_address_p): New.
9674 * targhooks.h (default_legitimate_address_p): New.
9675 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9677 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9678 * target.h (struct target): Add legitimate_address_p.
9679 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9680 (TARGET_INITIALIZER): Include it.
9682 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9683 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9684 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9685 (TARGET_LEGITIMATE_ADDRESS_P): New.
9687 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9688 (REG_OK_STRICT_P): Delete.
9689 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9690 (frv_legitimate_address_p_1): ... this.
9691 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9692 (frv_legitimate_address_p_1): ... the renamed old
9693 frv_legitimate_address_p.
9694 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9695 (TARGET_LEGITIMATE_ADDRESS_P): New.
9697 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9698 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9699 * config/s390/s390.c (legitimate_address_p): Rename to...
9700 (s390_legitimate_address_p): ... this, make static.
9701 (legitimize_address): Adjust call.
9702 (TARGET_LEGITIMATE_ADDRESS_P): New.
9703 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9705 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9706 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9707 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9708 (TARGET_LEGITIMATE_ADDRESS_P): New.
9710 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9711 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9712 * config/spu/spu.c (spu_legitimate_address): Rename to...
9713 (spu_legitimate_address_p): ... this, make static.
9714 (TARGET_LEGITIMATE_ADDRESS_P): New.
9716 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9717 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9718 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9719 (sparc_legitimate_address_p): ... this, make static and return bool.
9720 (legitimize_address): Adjust call.
9721 (TARGET_LEGITIMATE_ADDRESS_P): New.
9723 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9724 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9725 * config/i386/i386.c (legitimate_address_p): Rename to...
9726 (ix86_legitimate_address_p): ... this, make static.
9727 (constant_address_p): Move after it, adjust call.
9728 (TARGET_LEGITIMATE_ADDRESS_P): New.
9730 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9731 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9732 * config/avr/avr.c (legitimate_address_p): Rename to...
9733 (avr_legitimate_address_p): ... this, make static.
9734 (legitimize_address): Adjust call.
9735 (TARGET_LEGITIMATE_ADDRESS_P): New.
9737 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9738 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9739 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9740 (TARGET_LEGITIMATE_ADDRESS_P): New.
9742 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9743 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9744 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9745 (TARGET_LEGITIMATE_ADDRESS_P): New.
9747 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9748 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9750 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9752 (TARGET_LEGITIMATE_ADDRESS_P): New.
9754 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9755 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9757 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9759 (m68hc11_legitimate_address_p): ... this, make static.
9760 (go_if_legitimate_address_internal): Rename to...
9761 (m68hc11_legitimate_address_p_1): ... this.
9762 (legitimize_address): Adjust call.
9763 (TARGET_LEGITIMATE_ADDRESS_P): New.
9765 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9766 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9767 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9768 (TARGET_LEGITIMATE_ADDRESS_P): New.
9770 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9771 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9772 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9773 (mn10300_legitimate_address_p): ... this, make static.
9774 (TARGET_LEGITIMATE_ADDRESS_P): New.
9776 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9777 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9778 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9779 (TARGET_LEGITIMATE_ADDRESS_P): New.
9781 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9782 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9783 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9784 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9785 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9786 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9787 (rs6000_legitimate_address_p): ... this, make static.
9788 (TARGET_LEGITIMATE_ADDRESS_P): New.
9789 (REG_MODE_OK_FOR_BASE_P): Delete.
9790 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9792 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9793 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9795 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9796 static, adjust types.
9797 (TARGET_LEGITIMATE_ADDRESS_P): New.
9799 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9800 * config/score/score.c (score_address_p): Rename to...
9801 (score_legitimate_address_p): ... this.
9802 (TARGET_LEGITIMATE_ADDRESS_P): New.
9803 * config/score/score3.c (score3_address_p): Rename to...
9804 (score3_legitimate_address_p): ... this.
9805 * config/score/score7.c (score7_address_p): Rename to...
9806 (score7_legitimate_address_p): ... this.
9808 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9809 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9810 GO_IF_LEGITIMATE_ADDRESS): Delete.
9811 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9812 thumb2_legitimate_address_p): Delete.
9813 (arm_legitimate_address_p): Rename to...
9814 (arm_legitimate_address_outer_p): ... this.
9815 * config/arm/constraints.md ("Uq"): Adjust call.
9816 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9817 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9819 (arm_legitimate_address_outer_p): ... this.
9820 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9822 (TARGET_LEGITIMATE_ADDRESS_P): New.
9824 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9825 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9826 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9827 (TARGET_LEGITIMATE_ADDRESS_P): New.
9829 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9830 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9831 * config/vax/vax.c (legitimate_address_p): Rename to...
9832 (vax_legitimate_address_p): ... this, make static.
9833 (TARGET_LEGITIMATE_ADDRESS_P): New.
9835 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9836 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9837 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9838 (TARGET_LEGITIMATE_ADDRESS_P): New.
9840 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9841 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
9842 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
9843 (mmix_legitimate_address_p): ... this, make static.
9844 (TARGET_LEGITIMATE_ADDRESS_P): New.
9846 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9847 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
9848 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
9849 (TARGET_LEGITIMATE_ADDRESS_P): New.
9851 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9853 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
9854 of MODE_COMPLEX_INT.
9856 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9858 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
9859 LCT_NORMAL in function call.
9860 * mips-tdump.c (print_file_desc): Add cast to enum type.
9861 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
9862 (mark_stabs): Add casts to enum types.
9863 (parse_stabs_common): Add casts to enum types.
9865 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9867 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
9868 Check for invalid values of LETTER.
9870 2009-05-13 Taras Glek <tglek@mozilla.com>
9872 * attribs.c (register_attribute): moved out attribute registration
9873 into register_attribute.
9874 * doc/plugins.texi: Documented register_attribute and
9876 * gcc-plugin.h: Added forward decl for register_attribute.
9877 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
9878 * plugin.c (register_callback, invoke_plugin_callbacks): Added
9879 PLUGIN_ATTRIBUTES boilerplate.
9881 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
9883 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
9884 values even in sentinel and empty entries.
9885 (ms_printf_flag_specs): Likewise.
9886 (ms_scanf_flag_specs): Likewise.
9887 (ms_strftime_flag_specs): Likewise.
9888 (ms_print_char_table): Likewise.
9889 (ms_scan_char_table): Likewise.
9890 (ms_time_char_table): Likewise.
9892 2009-05-13 Doug Kwan <dougkwan@google.com>
9894 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
9896 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9898 * config/mips/mips.md (store): Add attributes for QI and HI.
9900 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
9901 (truncdi<mode>2): ... this new pattern.
9903 2009-05-13 Brad Hards <bradh@kde.org>
9905 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
9907 2009-05-14 Jakub Jelinek <jakub@redhat.com>
9908 Ben Elliston <bje@au.ibm.com>
9911 * dse.c (check_mem_read_rtx): Guard against width == -1.
9913 2009-05-13 Michael Matz <matz@suse.de>
9916 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
9917 (trivially_conflicts_p): New function.
9918 (insert_backedge_copies): Use it.
9920 2009-05-13 Janis Johnson <janis187@us.ibm.com>
9922 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
9923 (handle_stdc_pragma): Use new enum constant names.
9924 (handle_pragma_float_const_decimal64): Ditto.
9926 2009-05-13 Ian Lance Taylor <iant@google.com>
9928 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
9931 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
9933 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
9934 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
9936 * config/m68k/m68k.h (FL_UCLINUX): Define.
9938 2009-05-13 Jan Hubicka <jh@suse.cz>
9940 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
9942 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9944 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
9945 unless -fschedule-insns is specified.
9947 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9950 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
9951 TARGET_EXPAND_CBRANCHDI4.
9952 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
9953 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
9954 (cmpeqdi): Fix comment.
9956 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9958 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
9959 (sh_legitimate_address_p): Likewise.
9960 * config/sh/sh.c (sh_legitimate_index_p): New.
9961 (sh_legitimate_address_p): Likewise.
9962 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
9963 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
9964 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
9965 (MAYBE_BASE_REGISTER_RTX_P): New macro.
9966 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
9967 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
9968 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
9969 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
9970 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
9972 2009-05-12 Jan Hubicka <jh@suse.cz>
9974 * tree-inline.c (estimate_operator_cost): Add operands;
9975 when division happens by constant, it is cheap.
9976 (estimate_num_insns): Loads and stores are not having cost of 0;
9977 EH magic stuff is cheap; when computing runtime cost of switch,
9978 use log2 base of amount of its cases; builtin_expect has cost of 0;
9979 compute cost for moving return value of call.
9980 (init_inline_once): Initialize time_based flags.
9981 * tree-inline.h (eni_weights_d): Add time_based flag.
9983 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9985 * df-core.c: Update head documentation.
9987 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9990 * rs6000.c (rs6000_generate_compare): Use op1b instead of
9991 shadowing exisiting variable op1.
9993 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
9996 * config/i386/driver-i386.c (processor_signatures): New enum.
9997 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
9998 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
9999 processor signature to detect geode processor.
10001 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10005 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10007 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10008 causes spurious differences between trunk and cond-optab branch.
10010 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10012 * dojump.c (compare_from_rtx): Delete.
10013 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
10014 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
10015 if the comparison does not satisfy the predicate; test predicates for
10016 operands 2 and 3 of a cstore pattern. Don't try cstore optab
10017 further if one existing pattern fails.
10018 * expr.h (compare_from_rtx): Delete.
10019 (prepare_operand): Declare it.
10020 * optabs.c: Change "lib call" to "libcall" throughout.
10021 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
10022 HAVE_conditional_trap, emit_cmp_insn): Delete.
10023 (can_compare_p): Delete cmp_optab case.
10024 (prepare_float_lib_cmp): Return an rtx and a machine mode.
10025 Accept other parameters by value.
10026 (prepare_operand): Make non-static.
10027 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
10028 other parameters by value. Try to widen operands here based on
10029 an optab_methods argument and looking at cbranch_optab.
10030 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
10031 loop. Use cbranch_optab directly.
10032 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
10033 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
10035 (emit_conditional_move, emit_conditional_add): Inline what's needed
10036 of compare_from_rtx, using new prepare_cmp_insn for the rest.
10037 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
10038 with COMPARE. Move cmov_optab and cstore_optab above
10039 with cbranch_optab, move cmp_optab down with ucmp_optab,
10040 remove tst_otpab. Do not initialize trap_rtx.
10041 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
10042 for trap code. Do not check HAVE_conditional_trap. Use
10043 prepare_cmp_insn. Accept no predicate for operand 3.
10044 * optabs.h (OTI_cmp): Mark as used only for libcalls.
10045 (OTI_ctrap, ctrap_optab): New.
10046 (tst_optab): Delete.
10047 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
10048 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
10049 with lookup of ctrap_optab.
10050 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
10052 (ctrap_optab): New.
10054 * combine.c (combine_simplify_rtx, simplify_set): Do not
10055 special case comparing against zero for cc0 machines.
10056 * simplify-rtx.c (simplify_binary_operation_1): Never remove
10057 COMPARE on cc0 machines.
10058 (simplify_relational_operation): Return a new expression when
10059 a COMPARE could be removed.
10060 * final.c (final_scan_insn): Compare cc_status values
10061 against LHS of a (compare FOO (const_int 0)) cc0 source.
10062 Also check if cc_status.value is the full compare.
10064 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
10065 (cstoreMM4): Document.
10066 (conditional_trap): Document ctrapMM4 instead.
10067 (sync_compare_and_swapMM): Refer to cbranchcc4.
10068 (Dependent Patterns): Eliminate obsolete information referring to
10069 the old jump optimization phase.
10070 (Canonicalization): Include cbranchcc4 case, omit canonicalization
10071 of compares with 0 on cc0 machines.
10072 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
10073 avoiding references to cc0. Remove text about storing operands
10075 * doc/tm.texi (Condition Codes): Include blurb on different
10076 condition code representations, separate into subsections for
10077 CC0, MODE_CC and conditional execution.
10079 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
10080 alpha_emit_setcc): Accept operands and a machine mode.
10081 * config/alpha/alpha.c (alpha_emit_conditional_branch):
10082 Get code/op0/op1 from operands, use machine mode argument
10083 instead of alpha_compare.fp_p. Emit the branch here.
10084 (alpha_emit_setcc): Likewise, and return boolean.
10085 (alpha_emit_conditional_move): Likewise. Assert that
10086 cmp_op_mode == cmp_mode, and simplify accordingly.
10087 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
10088 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
10089 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
10091 (stack probe test): Use cbranchdi4.
10092 * config/alpha/predicates.md (alpha_cbranch_operator): New.
10094 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
10095 * config/arc/arc.h (movsicc, movsfcc): Use it.
10096 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
10097 (cbranchsi4, cstoresi4): New.
10098 (cmpsi, bCC and sCC expanders): Remove.
10100 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
10101 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
10102 * config/arm/predicates.md (arm_comparison_operator): Only include
10103 floating-point operators if there is a hardware floating-point unit.
10104 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
10105 deferring to cbranch_cc and cstore_cc respectively.
10106 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
10107 cbranch_cc, cstore_cc): New.
10108 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
10110 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
10112 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
10113 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
10115 (adjust_insn_length): Adjust calls.
10116 (avr_reorg): Handle (compare (foo) (const_int 0)).
10117 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
10118 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
10119 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
10120 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
10122 (cbranchqi4, cbranchhi4, cbranchsi4): New.
10123 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
10125 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
10126 (cbranchsi4, cstorebi4, cstoresi4): New.
10127 (movbisi): This insn is duplicate, split it to zero_extend.
10128 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
10129 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
10130 (bfin_optimize_loop): Use cbranch expander.
10131 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
10132 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
10133 (bfin_bimode_comparison_operator): ... this.
10134 (bfin_direct_comparison_operator): New.
10136 * config/cris/cris.c (cris_normal_notice_update_cc): Look
10137 inside (compare FOO (const_int 0)).
10138 (cris_rtx_costs): Handle ZERO_EXTRACT.
10139 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
10140 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
10141 (*tstdi_v32): Delete.
10142 (*cmpdi_non_v32): Add M alternative for operand 1.
10143 (cmpsi, cmp<mode>): Make private.
10144 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
10146 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
10148 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
10149 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
10150 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
10151 (cc_reg_operand): New.
10152 (any_cond): Delete.
10153 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
10154 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
10155 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
10156 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
10157 crx_expand_scond): Delete.
10159 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
10161 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
10162 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
10164 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
10165 cstoresi4, cstoresf4, cstoredf4): New.
10166 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
10167 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10168 Receive the entire operands array.
10169 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
10170 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
10171 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10172 Get test/op0/op1 from the operands array.
10173 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
10175 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
10176 (h8300_expand_store): New.
10177 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
10179 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
10180 (h8300_expand_store): New.
10181 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
10182 or do not try to produce (set (cc0) REG).
10183 (peepholes): Wrap arguments with COMPARE. Add a peephole to
10184 change a compare into a move to a scratch register. Disable some
10185 peepholes when comparing with zero.
10186 (tstsi, tsthi, tstsi, cmpqi): Make private.
10188 (bCC, sCC): Delete.
10189 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
10192 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
10193 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
10194 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
10195 (ix86_emit_i387_log1p): Use cbranchxf2.
10196 (ix86_expand_setcc): Return void.
10197 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
10198 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
10199 cmp<MODEF>, cmpcc): Remove.
10200 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
10201 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
10202 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
10203 (sCC and bCC expanders): Remove.
10204 (stack_protect_test): Use cbranchcc4.
10206 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
10208 (ia64_expand_compare): Accept three rtx by reference and return void.
10209 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
10210 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
10211 from *expr. Update *expr with the BImode comparison to do.
10212 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
10213 cmptf, bCC, sCC, conditional_trap): Delete.
10214 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
10215 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
10216 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
10217 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
10218 * config/ia64/predicates.md (ia64_cbranch_operator): New.
10220 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
10221 type of last argument.
10222 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
10223 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
10224 use machine mode argument instead of branch_type. Remove dead
10225 code for floating-point comparisons.
10226 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
10227 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
10229 (cbranchsi4, cstoresi4): New.
10230 * config/iq2000/predicates.md (reg_or_const_operand): New.
10232 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
10233 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
10234 (b<code>_op): Rewrite to...
10235 (bcc_op): ... this, using match_operator.
10236 (s<code>_op): Rewrite to...
10237 (scc_op): ... this, using match_operator.
10238 (s<code>_24_op): Rewrite to...
10239 (scc_op_24): ... this, using match_operator.
10240 (s<code>_<mode>): Rewrite to...
10241 (cstore<mode>4): ... this, using match_operator.
10242 (s<code>_<mode>_24): Rewrite to...
10243 (cstore<mode>4_24): ... this, using match_operator.
10244 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
10245 m32c_unpend_compare, m32c_expand_scc): Delete.
10246 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
10247 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
10248 (m32c_expand_movcc): Change NE to EQ if necessary.
10249 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
10251 * config/m32r/m32r-protos.h (gen_cond_store): New.
10252 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
10253 (gen_cond_store): New, from sCC patterns.
10254 (m32r_expand_block_move): Use cbranchsi4.
10255 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
10256 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
10257 (cbranchsi4, cstoresi4): New.
10259 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
10261 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
10262 (m68hc11_notice_update_cc): Look into a compare with 0.
10263 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
10265 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
10266 cmphi, cmpqi, bCC): Delete.
10267 (cbranchsi4, cbranchhi4, cbranchqi4): New.
10268 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
10269 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
10272 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
10273 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
10274 * config/m68k/constraints.md (H): New.
10275 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
10276 the define_insn below.
10277 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
10278 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
10279 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
10280 patterns): Wrap RHS with COMPARE.
10281 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
10282 (*cmpdi_internal): Name this pattern.
10283 (cmpdi): Change to define_insn.
10284 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
10285 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
10286 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
10288 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
10289 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
10290 (conditional_trap): Change to...
10291 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
10292 (*conditional_trap): Use the ordered_comparison_operator and
10293 const1_operand predicates.
10294 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
10295 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
10296 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
10297 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
10299 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
10300 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
10301 (mcore_gen_compare): New.
10302 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
10303 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
10304 (mcore_gen_compare): ... this.
10305 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
10306 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
10307 (stack probe pattern): Use cbranchsi4.
10309 * config/mips/predicates.md (mips_cstore_operator): New.
10310 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
10311 * config/mips/mips.md (any_cond): Delete.
10312 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
10314 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
10315 fixuns_truncsfdi2): Use cbranch patterns.
10316 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
10317 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
10318 Adjust call to mips_expand_conditional_branch.
10319 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
10321 * config/mips/mips-protos.h (mips_expand_conditional_branch,
10322 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
10323 * config/mips/mips.c (cmp_operands): Delete.
10324 (mips_emit_compare): Get comparison operands from *op0/*op1.
10325 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
10326 that it succeeds. Use op0/op1 instead of cmp_operands.
10327 (mips_expand_conditional_branch, mips_expand_conditional_move,
10328 mips_expand_conditional_trap): Likewise.
10329 (mips_block_move_loop): Use cbranch patterns.
10330 * config/mips/mips.h (cmp_operands): Delete.
10332 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
10333 (mmix_gen_compare_reg): Just return a register in the right CC mode.
10334 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
10335 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
10336 (*cmpcc_folded): Rename to...
10337 (*cmpdi_folded): this.
10338 (*cmpcc): Rename to...
10340 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
10343 (cbranchdf4): New. Handle invalid comparisons here.
10344 * config/mmix/predicates.md (float_comparison_operator): New.
10346 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
10347 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
10348 * config/mn10300/mn10300.md (tst): Delete.
10349 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
10350 Name these patterns and wrap RHS in a compare.
10351 (*cmpsi): Make this pattern private. Include tst.
10352 (*cmpsf): Make this pattern private.
10353 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
10354 (compare with zero peepholes): Likewise.
10356 (cbranchsi4, cbranchsf4): New.
10357 (casesi): Use cbranchsi4.
10359 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
10360 hppa_branch_type): Delete.
10361 (return_addr_rtx): Use cbranchsi4.
10362 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
10363 Emit CCFPmode comparison here.
10364 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
10365 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
10366 hppa_branch_type): Delete.
10367 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
10368 (movsicc, movdicc): Remove references to hppa_compare_op0,
10369 hppa_compare_op1 and compare_from_rtx.
10370 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
10371 (casesi): Use cbranchsi4.
10373 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
10374 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
10375 * config/pdp11/pdp11.md (register_or_const0_operand): New.
10376 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
10377 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
10379 (cbranchdf4, cbranchhi4, cbranchqi4): New.
10380 (*branch, *branch_inverted): New.
10382 * config/picochip/picochip.md (cbranchhi4): Use
10383 ordered_comparison_operator.
10384 (cmphi, bCC): Remove.
10386 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
10387 (trap_comparison_operator): Delete.
10388 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
10389 rs6000_emit_cbranch): Accept mode and operands.
10390 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
10391 rs6000_compare_fp_p): Delete.
10392 (rs6000_generate_compare): Accept mode and comparison. Extract code
10393 and op0/op1 from there. Replace references to rs6000_compare_op0
10394 and rs6000_compare_op1.
10395 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
10396 extract result from passed operands.
10397 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
10398 extract loc from passed operands.
10399 (rs6000_emit_cmove): Likewise.
10400 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
10401 rs6000_compare_fp_p): Delete.
10402 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
10403 (cbranch<GPR>4, cbranch<FP>4): New.
10404 (cstore<mode>4): New. Consolidate here all choices about when to use
10405 portable or specialized sCC sequences.
10406 (stack_protect_test): Use cbranchsi4.
10407 (conditional_trap): Replace with ctrap<GPR>4.
10408 (conditional trap insn): Replace trap_comparison_operator with
10409 ordered_comparison_operator.
10411 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
10412 (s390_emit_prologue): Use ctrap.
10413 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
10414 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
10415 New predicates replacing...
10416 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
10417 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
10418 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
10419 (add<mode>cc): Do not use s390_compare_op0/op1.
10420 (s<code>): Change to...
10421 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
10422 (seq): Change to...
10423 (cstorecc4): ... this. Handle EQ or NE equally.
10424 (*sne): Un-privatize for use in cstorecc4.
10425 (b<code>): Change to...
10426 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
10427 (conditional_trap): Replace with...
10428 (ctrap<GPR>4, ctrap<FP>4): ... these.
10429 (stack_protect): Use cbranchcc4.
10431 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
10432 * config/score/score-protos.h (score_gen_cmp): Delete.
10433 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
10434 (score_block_move-loop): Use cbranchsi4.
10435 * config/score/score.md (cbranchsi4): New.
10436 (cmpsi, bCC): Delete.
10437 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
10438 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10439 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
10440 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10441 * config/score/score3.h (score3_gen_cmp): Delete.
10442 * config/score/score7.h (score7_gen_cmp): Delete.
10444 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
10445 (sh_emit_scc_to_t): ... this. Return void.
10446 (from_compare): Rename to...
10447 (sh_emit_compare_and_branch): ... this.
10448 (sh_emit_compare_and_set): New.
10449 (sh_expand_t_scc): Accept operands.
10450 * config/sh/predicates.md (sh_float_comparison_operator): New.
10451 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
10452 (prepare_scc_operands): Rename to...
10453 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
10455 (sh_emit_cheap_store_flag): New.
10456 (sh_emit_set_t_insn): New.
10457 (from_compare): Rename to...
10458 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
10459 handling of TARGET_SH2E floating point to avoid recursive call.
10460 Generate branch here.
10461 (sh_emit_compare_and_set): New.
10462 (sh_expand_t_scc): Get op0/op1 from arguments.
10463 (sh_emit_cheap_store_flag): New.
10464 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
10466 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
10467 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
10468 (movsicc, movdicc): Do nothing when it recreated operands from
10469 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
10470 prepare_scc_operands (now sh_emit_scc_to_t).
10471 (udivdi3): Use cstoresi4.
10472 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
10473 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
10474 (cbranchint4_media, cbranchfp4_media): New.
10475 (casesi): Use cbranchdi4.
10476 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
10478 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
10479 (movnegt): Remove second operand.
10480 (cbranchsf4, cbranchdf4): New.
10481 (stack_protect): Use cbranchdi4/cbranchsi4.
10483 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
10484 (gen_compare_reg): Accept comparison, extract part of it to...
10485 (gen_compare_reg_1): ... this.
10486 (gen_compare_operator): Delete.
10487 (gen_v9_scc): Accept separate destination, comparison code and arms.
10488 Do not use sparc_compare_op0/sparc_compare_op1.
10489 (emit_scc_insn, emit_conditional_branch_insn): New.
10490 (emit_v9_brxx): Make static. Remove useless assertion.
10491 (sparc_emit_float_lib_cmp): Return RTL instead of calling
10493 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
10494 * config/sparc/sparc-protos.h (gen_compare_reg,
10495 sparc_emit_float_lib_cmp): Adjust prototype.
10496 (emit_scc_insn, emit_conditional_branch_insn): New.
10497 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
10498 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
10499 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
10500 iterators to the top.
10501 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
10502 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
10503 snedi_special_trunc): Delete.
10504 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
10505 and snedi_special_trunc.
10506 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
10507 cbranchdi4, cbranch<F:mode>4): New.
10508 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
10509 here. Use gen_compare_reg instead of gen_compare_operator.
10510 (conditional_trap): Replace with...
10511 (ctrapsi4, ctrapdi4): ... this.
10512 (stack_protect_test): Use cbranchcc4.
10514 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
10516 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
10517 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
10518 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
10519 from operands[0] or operands[3] depending on is_set.
10520 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
10521 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
10522 cmpdf, bCC), sCC: Remove.
10523 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
10524 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
10526 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10527 spu_emit_branch_or_set.
10529 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
10531 * config/stormy16/stormy16.h (xstormy16_compare_op0,
10532 xstormy16_compare_op1): Delete.
10533 * config/stormy16/stormy16.c (xstormy16_compare_op0,
10534 xstormy16_compare_op1): Delete.
10535 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
10537 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10538 (cmphi, cmpsi, bCC): Remove.
10540 * config/v850/v850.md (tstsi, cmpsi): Fold into...
10541 (*cmpsi): ... this one.
10542 (cbranchsi4, cstoresi4): New.
10543 (bCC expanders): Delete.
10544 (sCC insns): Fold into...
10545 (*setcc): ... this one.
10546 (casesi): Do not use gen_cmpsi and gen_bgtu.
10547 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
10548 (movsicc): Simplify.
10549 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
10551 * config/vax/vax-protos.h (cond_name): New.
10552 (vax_output_conditional_branch): Remove.
10553 * config/vax/vax.c (cond_name): New.
10554 (vax_output_conditional_branch): Remove.
10555 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
10556 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
10557 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
10558 (bit<VAXint>): Wrap source with (compare).
10559 (b<code> and following unnamed pattern): Rename to *branch and
10560 *branch_reversed. Change macroization to match_operator.
10561 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
10563 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
10564 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
10565 Change last argument to machine_mode.
10566 (xtensa_expand_scc): Add machine_mode argument.
10567 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
10568 (gen_conditional_move, xtensa_expand_conditional_branch,
10569 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
10570 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
10571 Adjust operand numbers.
10572 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
10574 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10575 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10576 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10578 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10580 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10581 causes spurious differences between trunk and cond-optab branch.
10583 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10586 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10588 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10590 * tree.c (iterative_hash_pointer): Delete.
10591 (iterative_hash_expr): Short-circuit handling of NULL pointer.
10592 Hash UIDs and versions of SSA names. Don't special-case built-in
10593 function declarations.
10595 2009-05-11 Ian Lance Taylor <iant@google.com>
10598 * graphite.c: Force -Wc++-compat to only be a warning before
10599 #including "cloog/cloog.h".
10601 2009-05-11 Martin Jambor <mjambor@suse.cz>
10603 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10605 2009-05-11 Jan Hubicka <jh@suse.cz>
10607 * tree-ssa-loop-ivcanon.c: Include target.h
10608 (struct loop_size): new structure.
10609 (constant_after_peeling): New predicate.
10610 (tree_estimate_loop_size): New function.
10611 (estimated_unrolled_size): Rewrite for new estimates.
10612 (try_unroll_loop_completely): Use new estimates.
10613 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10615 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10617 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10618 libcpp interface change.
10619 (spu_macro_to_expand): Likewise.
10621 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10623 PR tree-optimization/40026
10624 * gimplify.c (gimplify_init_constructor): Change initial conditional
10625 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10626 optimize_compound_literals_in_ctor.
10628 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10630 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10632 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10634 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10636 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10637 HOST_WIDE_INT for gap.
10639 2009-05-11 Ira Rosen <irar@il.ibm.com>
10641 PR tree-optimization/40074
10642 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10643 account in group size and step comparison.
10645 2009-05-11 Richard Guenther <rguenther@suse.de>
10647 * passes.c (init_optimization_passes): Strip now incorrect comment.
10648 (execute_function_todo): Do not set PROP_alias.
10649 * tree-pass.h (PROP_alias): Remove.
10650 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10651 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10652 * tree-nrv.c (pass_return_slot): Likewise.
10653 * tree-object-size.c (pass_object_sizes): Likewise.
10654 * tree-ssa-dom.c (pass_dominator): Likewise.
10655 (pass_phi_only_cprop): Likewise.
10656 * tree-ssa-dse.c (pass_dse): Likewise.
10657 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10658 (pass_cselim): Likewise.
10659 * tree-ssa-pre.c (pass_pre): Likewise.
10660 (pass_fre): Likewise.
10661 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10662 * tree-ssa-sink.c (pass_sink_code): Likewise.
10663 * tree-stdarg.c (pass_stdarg): Likewise.
10664 * tree-tailcall.c (pass_tail_calls): Likewise.
10665 * tree-vrp.c (pass_vrp): Likewise.
10667 2009-05-10 Ian Lance Taylor <iant@google.com>
10669 * basic-block.h (enum profile_status): Break out of struct
10670 control_flow_graph.
10671 * cgraph.h (struct inline_summary): Break out of struct
10673 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10674 of struct cgraph_order_sort.
10675 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10676 * cse.c (struct branch_path): Break out of struct
10677 cse_basic_block_data.
10678 * except.h (enum eh_region_type): Break out of struct eh_region.
10679 * gcc.c (enum add_del): Break out of struct modify_target.
10680 * genrecog.c (enum decision_type): Break out of struct decision_test.
10681 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10683 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10684 * regmove.c (enum match_use): New enum, broken out of struct match.
10685 * sched-int.h (enum post_call_group): New enum, broken out of
10687 (struct deps_reg): Break out of struct deps.
10688 * target.h (struct asm_int_op): Break out of struct gcc_target.
10689 * tree-eh.c (struct goto_queue_node): Break out of struct
10691 * tree-inline.h (enum copy_body_cge_which): Break out of
10693 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10695 * c-decl.c (in_struct, struct_types): New static variables.
10696 (pushtag): Add loc parameter. Change all callers.
10697 (lookup_tag): Add ploc parameter. Change all callers.
10698 (check_compound_literal_type): New function.
10699 (parser_xref_tag): Add loc parameter. Change all callers. If
10700 -Wc++-compat, warn about struct/union/enum types defined within a
10702 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10703 and loc parameters. Change all callers. Change error calls to
10704 error_at, using loc. For a redefinition, if the location of the
10705 original definition is known, report it. Set in_struct and
10706 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10707 (finish_struct): Add new parameters enclosing_in_struct and
10708 enclosing_struct_types. Change all callers. Set
10709 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10710 in the struct. If in a struct, add this struct to struct_types.
10711 (start_enum): Add loc parameter. Change all callers. Use
10712 error_at for errors, using loc. For a redefinition, if the
10713 location of the original definition is known, report it. If in a
10714 struct, add this enum type to struct_types. If -Wc++-compat warn
10715 if in sizeof, typeof, or alignof.
10716 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10717 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10718 (c_parser_enum_specifier): Get enum location for start_enum.
10719 (c_parser_struct_or_union_specifier): Get struct location for
10720 start_struct. Save in_struct and struct_types status between
10721 start_struct and finish_struct.
10722 (c_parser_cast_expression): Get location of cast.
10723 (c_parser_alignof_expression): Get location of type.
10724 (c_parser_postfix_expression): Likewise.
10725 (c_parser_postfix_expression_after_paren_type): Add type_loc
10726 parameter. Change all callers. Call check_compound_literal_type.
10727 Use type_loc for error about variable size type.
10728 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10729 of an enum constant from an enum type defined in a struct or union.
10730 (c_cast_expr): Add loc parameter. Change all callers. If
10731 -Wc++-compat, warn about defining a type in a cast.
10732 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10733 (start_enum, start_struct, finish_struct): Update declarations.
10734 (parser_xref_tag, c_cast_expr): Update declarations.
10735 (check_compound_literal_type): Declare.
10737 2009-05-11 Ben Elliston <bje@au.ibm.com>
10739 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10740 for recent libcpp interface change.
10741 (rs6000_macro_to_expand): Likewise.
10743 2009-05-10 Michael Matz <matz@suse.de>
10746 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10747 not at entry of function.
10749 2009-05-10 Richard Guenther <rguenther@suse.de>
10751 PR tree-optimization/40081
10753 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10754 using the main variant of the element type. Do not fiddle with
10755 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10757 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10758 structs with volatile fields.
10760 2009-05-10 Jan Hubicka <jh@suse.cz>
10762 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10763 (estimate_move_cost): Assert that it does not get called for
10765 (estimate_num_insns): Skip VOID types in argument handling.
10766 (optimize_inline_calls): Delete unreachable blocks and verify that
10767 callgraph is valid.
10769 2009-05-10 Jan Hubicka <jh@suse.cz>
10771 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10772 * cgraph.c (cgraph_mark_address_taken_node): New function.
10773 (dump_cgraph_node): Dump new flag.
10774 * cgraph.h (struct cgraph_node): Add address_taken.
10775 (cgraph_mark_address_taken_node): New function.
10776 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10777 since new direct calls can be born.
10779 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10781 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10782 tok->val.node.node.
10784 2009-05-10 Jan Hubicka <jh@suse.cz>
10786 PR middle-end/40084
10787 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10789 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10790 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10791 * tree-inline.c (copy_bb): Set frequency correctly.
10792 (fold_marked_statements): Update call to
10793 cgraph_update_edges_for_call_stmt.
10795 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10797 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10798 identifiers in diagnostics.
10799 * config/arm/arm.c (arm_handle_fndecl_attribute,
10800 arm_handle_isr_attribute): Likewise.
10801 * config/avr/avr.c (avr_handle_progmem_attribute,
10802 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10803 * config/bfin/bfin.c (handle_int_attribute,
10804 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10805 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10806 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10808 * config/darwin.c (darwin_handle_kext_attribute,
10809 darwin_handle_weak_import_attribute): Likewise.
10810 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10811 h8300_handle_eightbit_data_attribute,
10812 h8300_handle_tiny_data_attribute): Likewise.
10813 * config/i386/i386.c (ix86_handle_cconv_attribute,
10814 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10815 * config/i386/winnt.c (ix86_handle_shared_attribute,
10816 ix86_handle_selectany_attribute): Likewise.
10817 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10818 * config/m32c/m32c.c (function_vector_handler): Likewise.
10819 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10820 m68hc11_handle_fntype_attribute): Likewise.
10821 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10822 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10823 * config/mips/mips.c (mips_insert_attributes,
10824 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10825 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10826 rs6000_handle_struct_attribute): Likewise.
10827 * config/sh/sh.c (sh_insert_attributes,
10828 sh_handle_resbank_handler_attribute,
10829 sh_handle_interrupt_handler_attribute,
10830 sh2a_handle_function_vector_handler_attribute,
10831 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10833 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10834 * config/spu/spu.c (spu_handle_fndecl_attribute,
10835 spu_handle_vector_attribute): Likewise.
10836 * config/stormy16/stormy16.c
10837 (xstormy16_handle_interrupt_attribute): Likewise.
10838 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10839 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
10841 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10843 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
10844 (pp_translate_identifiers): New.
10845 (pp_identifier): Only conditionally translate identifier to locale
10847 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
10848 (pp_base_tree_identifier): Only conditionally translate identifier
10849 to locale character set.
10850 * c-pretty-print.c (M_): Define.
10851 (pp_c_type_specifier, pp_c_primary_expression): Mark English
10852 fragments for conditional translation with M_.
10853 * tree-pretty-print.c (maybe_init_pretty_print): Disable
10854 identifier translation.
10856 2009-05-10 Richard Guenther <rguenther@suse.de>
10858 PR tree-optimization/40081
10859 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10860 using the main variant of the element type. Do not fiddle with
10861 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10863 2009-05-09 Jan Hubicka <jh@suse.cz>
10865 PR middle-end/40080
10866 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
10867 indirect calls; verify cgraph afterwards.
10869 2009-05-09 Jan Hubicka <jh@suse.cz>
10872 * ipa.c (update_inlined_to_pointer): New function.
10873 (cgraph_remove_unreachable_nodes): Use it.
10875 2009-05-09 Jan Hubicka <jh@suse.cz>
10877 * tree-eh.c (struct leh_state): Remove prev_try.
10878 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
10879 not track prev_try.
10880 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
10881 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
10882 remove_eh_handler_and_replace, foreach_reachable_handler,
10883 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
10884 * except.h (struct eh_region): Remove eh_region_u_cleanup.
10885 (gen_eh_region_cleanup): Update prototype.
10887 2009-05-09 Jan Hubicka <jh@suse.cz>
10889 PR middle-end/40043
10890 * except.c (copy_eh_region): Always set prev_try.
10891 (redirect_eh_edge_to_label): Find outer try.
10892 (foreach_reachable_handler): When looking for prev try
10893 handle case where previous try is not going to be taken.
10895 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
10897 PR tree-optimization/40049
10898 * tree-vect-stmts.c (vectorizable_operation): If the machine has
10899 only vector/vector shifts, convert the type of the constant to the
10900 appropriate type to avoid building incorrect trees, which
10901 eventually have problems with garbage collection.
10903 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10905 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
10906 -1 for complex floating-point types if honoring signed zeros.
10908 2009-05-08 Jan Hubicka <jh@suse.cz>
10910 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
10911 argument; handle correctly when profile is absent.
10912 (build_cgraph_edges): Update.
10913 (rebuild_cgraph_edges): Update.
10914 * cgraph.c: Do not include varray.h.
10915 (cgraph_set_call_stmt_including_clones): New function.
10916 (cgraph_create_edge_including_clones): Likewise
10917 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
10918 (cgraph_update_edges_for_call_stmt): Handle clones.
10919 (cgraph_remove_node): Handle clone tree.
10920 (cgraph_remove_node_and_inline_clones): New function.
10921 (dump_cgraph_node): Dump clone tree.
10922 (cgraph_clone_node): Handle clone tree.
10923 (clone_function_name): Bring here from tree-inline.c.
10924 (cgraph_create_virtual_clone): New function.
10925 * cgraph.h (ipa_replace_map): Move here from ipa.h.
10926 (cgraph_clone_info): New function.
10927 (strut cgraph_node): Add clone_info and new clone tree pointers.
10928 (cgraph_remove_node_and_inline_clones,
10929 cgraph_set_call_stmt_including_clones,
10930 cgraph_create_edge_including_clones,
10931 cgraph_create_virtual_clone): Declare.
10932 (cgraph_function_versioning): Use VEC argument.
10933 (compute_call_stmt_bb_frequency): Update prototype.
10934 (cgraph_materialize_all_clones): New function.
10935 * ipa-cp.c (ipcp_update_cloned_node): Remove.
10936 (ipcp_create_replace_map): Update to VECtors.
10937 (ipcp_update_callgraph): Use virtual clones.
10938 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
10939 (ipcp_update_profiling): Do not update local profiling.
10940 (ipcp_insert_stage): Use VECtors and virtual clones.
10941 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
10942 (clone_of_p): New function.
10943 (cgraph_preserve_function_body_p): Use clone tree.
10944 (cgraph_optimize): Materialize clones.
10945 (cgraph_function_versioning): Update for VECtors.
10946 (save_inline_function_body): Use clone tree.
10947 (cgraph_materialize_clone): New function.
10948 (cgraph_materialize_all_clones): Likewise.
10949 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
10950 * ipa.c: Include gimple.h.
10951 (cgraph_remove_unreachable_nodes): Use clone tree.
10952 * ipa-prop.c (ipa_note_param_call): Update call to
10953 compute_call_stmt_bb_frequencycall.
10954 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
10955 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
10956 (copy_bb): Handle updating of clone tree; add new edge when new call
10958 (expand_call_inline): Be strict about every call having edge.
10959 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
10960 (delete_unreachable_blocks_update_callgraph): New function.
10961 (tree_function_versioning): Use VECtors; always remove unreachable
10962 blocks and fold conditionals.
10963 * tree-inline.h: Do not include varray.h.
10964 (tree_function_versioning): Remove.
10965 * Makefile.in (GTFILES): Remove tree-inline.c
10966 * passes.c (do_per_function): Do only functions having body.
10967 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
10970 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
10971 Andrew Morrow <acm@google.com>
10974 * c-common.c (c_common_attribute_table): Permit deprecated
10975 attribute to take an optional argument.
10976 (handle_deprecated_attribute): If the optional argument to
10977 __attribute__((deprecated)) is not a string ignore the attribute
10978 and emit a warning.
10980 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
10981 * c-typeck.c (build_component_ref): Likewise.
10982 (build_external_ref): Likewise.
10984 * toplev.c (warn_deprecated_use): Add an attribute argument.
10985 Emit the message associated with __attribute__((deprecated)).
10987 * toplev.h (warn_deprecated_use): Updated.
10989 * doc/extend.texi: Document new optional parameter to
10990 __attribute__((deprecated))
10992 2009-05-08 Michael Eager <eager@eagercon.com>
10994 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
10995 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
10997 2009-05-08 Richard Guenther <rguenther@suse.de>
10999 PR tree-optimization/40062
11000 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
11001 Avoid exponential behavior.
11003 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11005 PR rtl-optimization/33928
11007 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
11008 process_uses, build_single_def_use_links): New.
11009 (update_df): Update use_def_ref.
11010 (forward_propagate_into): Use get_def_for_use instead of use-def
11012 (fwprop_init): Call build_single_def_use_links and let it initialize
11014 (fwprop_done): Free use_def_ref.
11015 (fwprop_addr): Eliminate duplicate call to df_set_flags.
11016 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
11017 df_rd_simulate_one_insn): New.
11018 (df_rd_bb_local_compute_process_def): Update head comment.
11019 (df_chain_create_bb): Use the new RD simulation functions.
11020 * df.h (df_rd_simulate_artificial_defs_at_top,
11021 df_rd_simulate_one_insn): New.
11022 * opts.c (decode_options): Enable fwprop at -O1.
11023 * doc/invoke.texi (-fforward-propagate): Document this.
11025 2009-05-08 Joseph Myers <joseph@codesourcery.com>
11028 * c-typeck.c (build_binary_op): Handle arithmetic between one real
11029 and one complex operand specially.
11030 * tree-complex.c (some_nonzerop): Do not identify a real value as
11031 zero if flag_signed_zeros.
11033 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11035 PR rtl-optimization/33928
11036 * loop-invariant.c (record_use): Fix && vs. || mishap.
11038 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11040 PR rtl-optimization/33928
11041 * loop-invariant.c (struct use): Add addr_use_p.
11042 (struct def): Add n_addr_uses.
11043 (struct invariant): Add cheap_address.
11044 (create_new_invariant): Set cheap_address.
11045 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
11046 (record_uses): Pass df_ref to record_use.
11047 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
11050 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11052 * config/sh/sh.c: Do not include c-pragma.h.
11054 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
11056 * config/spu/spu.c: Remove include of c-common.h.
11058 2009-05-07 Janis Johnson <janis187@us.ibm.com>
11061 * c-common.h (mark_valid_location_for_stdc_pragma,
11062 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
11063 clear_float_const_decimal64, float_const_decimal64_p): New.
11064 * c.opt (Wunsuffixed-float-constants): New.
11065 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
11066 unsuffixed float constant, handle new warning.
11067 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
11068 * c-decl.c (c_scope): New flag float_const_decimal64.
11069 (set_float_const_decimal64, clear_float_const_decimal64,
11070 float_const_decimal64_p): New.
11071 (push_scope): Set new flag.
11072 * c-parser.c (c_parser_translation_unit): Mark when it's valid
11073 to use STDC pragmas.
11074 (c_parser_external_declaration): Ditto.
11075 (c_parser_compound_statement_nostart): Ditto.
11076 * c-pragma.c (valid_location_for_stdc_pragma,
11077 mark_valid_location_for_stdc_pragma,
11078 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
11079 handle_pragma_float_const_decimal64): New.
11080 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
11081 * cp/semantics.c (valid_location_for_stdc_pragma_p,
11082 set_float_const_decimal64, clear_float_const_decimal64,
11083 float_const_decimal64_p): New dummy functions.
11084 * doc/extend.texi (Decimal Float): Remove statement that the
11085 pragma, and suffix for double constants, are not supported.
11086 * doc/invoke.texi (Warning Options): List new option.
11087 (-Wunsuffixed-float-constants): New.
11089 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
11091 * config/i386/i386.c: Do not include c-common.h.
11093 2009-05-07 Mark Heffernan <meheff@google.com>
11095 * doc/invoke.texi (Debugging Options): Document change of debugging
11097 * opts.c (decode_options): Make dump_base_name relative to
11098 aux_base_name directory.
11100 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
11102 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
11103 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
11105 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
11107 * Makefile.in (install-plugin): Simplify a bit.
11109 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
11111 * Makefile.in (OBJS-common): Add regcprop.o.
11113 * timevar.def (TV_CPROP_REGISTERS): New.
11114 * regrename.c (regrename_optimize): Return 0.
11115 (rest_of_handle_regrename): Delete.
11116 (pass_rename_registers): Point to regrename_optimize.
11117 (struct value_data_entry, struct value_data,
11118 kill_value_one_regno, kill_value_regno, kill_value,
11119 set_value_regno, init_value_data, kill_clobbered_value,
11120 kill_set_value, kill_autoinc_value, copy_value,
11121 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
11122 replace_oldest_value_reg, replace_oldest_value_addr,
11123 replace_oldest_value_mem, copyprop_hardreg_forward_1,
11124 debug_value_data, validate_value_data): Move...
11125 * regcprop.c: ... here.
11126 (rest_of_handle_cprop): Delete.
11127 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
11129 2009-05-07 Jakub Jelinek <jakub@redhat.com>
11131 PR middle-end/40057
11132 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
11133 GEN_INT for 1 << bitnum.
11134 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
11135 build_int_cst_type.
11137 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
11139 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
11140 Remove wrong description of "nand" operation.
11142 2009-05-06 Richard Guenther <rguenther@suse.de>
11143 Adam Nemet <anemet@caviumnetworks.com>
11145 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
11146 comment. Add that if LHS is not a gimple register, then RHS1 has
11147 to be a single object (GIMPLE_SINGLE_RHS).
11149 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
11151 * expr.c (get_def_for_expr): Move it up in the file.
11152 (store_field): When expanding a bit-field store, look at the
11153 defining gimple stmt for the masking conversion.
11155 2009-05-06 Janis Johnson <janis187@us.ibm.com>
11157 PR middle-end/39986
11158 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
11159 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
11160 32-bit memcpy into long.
11162 2009-05-06 Jakub Jelinek <jakub@redhat.com>
11164 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
11165 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
11167 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
11168 instead of appending DW_OP_deref*.
11170 2009-05-06 Michael Matz <matz@suse.de>
11172 PR middle-end/40021
11173 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
11174 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
11176 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
11178 * Makefile.in (install-plugin): Fix srcdir handling.
11180 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
11182 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
11183 when processing for not_regs_needed bitmap.
11184 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
11185 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
11186 handling it for rhs.
11188 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11190 * config/i386/i386.md (unnamed inc/dec peephole): Use
11191 optimize_insn_for_size_p instead of optimize_size.
11192 * config/i386/predicates.md (incdec_operand): Likewise.
11193 (aligned_operand): Likewise.
11194 * config/i386/sse.md (divv8sf3): Likewise.
11195 (sqrtv8sf2): Likewise.
11197 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11199 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
11201 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
11203 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11205 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
11206 ssemodesuffixf2c with avxmodesuffixf2c.
11208 2009-05-06 Joseph Myers <joseph@codesourcery.com>
11211 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
11213 2009-05-05 Jakub Jelinek <jakub@redhat.com>
11215 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
11216 (struct tree_base): Adjust spacing for 8 bit boundaries.
11217 (struct tree_decl_common): Add decl_by_reference_flag bit.
11218 (DECL_BY_REFERENCE): Adjust.
11219 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
11220 print DECL_BY_REFERENCE bit.
11221 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
11222 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
11223 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
11224 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
11227 PR middle-end/39666
11228 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
11229 range of the type, but default label is missing, add it with one
11230 of the existing labels instead of adding a new label for it.
11232 2009-05-05 Joseph Myers <joseph@codesourcery.com>
11236 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
11238 * Makefile.in (enable_plugin, plugin_includedir): New.
11239 (install): Depend on install-plugin.
11240 (PLUGIN_HEADERS): New.
11241 (install-plugin): New.
11242 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
11244 2009-05-05 Richard Guenther <rguenther@suse.de>
11246 PR tree-optimization/40022
11247 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
11249 (phivn_valid_p): Fix tuplification error, simplify.
11250 (phiprop_insert_phi): Add dumps.
11251 (propagate_with_phi): Simplify.
11253 2009-05-05 Richard Guenther <rguenther@suse.de>
11255 PR middle-end/40023
11256 * builtins.c (gimplify_va_arg_expr): Properly build the address.
11258 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
11260 * tree.h (strip_float_extensions): Remove duplicate declaration.
11261 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
11262 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
11263 block_ultimate_origin): Rearrange the declarations line to match the
11264 comment that indicates the .c file which the functions are defined.
11265 (dwarf2out_*, set_decl_rtl): Add comment.
11266 (get_base_address): Adjust comment.
11267 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
11268 declarations line and add comment.
11269 (is_builtin_name): Add blank after function name, for clarity.
11271 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11273 * attribs.c (decl_attributes): Use %qE for identifiers in
11275 * cgraphunit.c (verify_cgraph_node): Translate function names to
11276 locale character set in diagnostics.
11277 * coverage.c (get_coverage_counts): Use %qE for identifiers in
11279 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
11280 Document that functions are named in UTF-8.
11281 * expr.c (expand_expr_real_1): Translate function names to locale
11282 character set in diagnostics.
11283 * gimplify.c (omp_notice_variable, omp_is_private,
11284 gimplify_scan_omp_clauses): Use %qE for identifiers in
11286 * langhooks.c (lhd_print_error_function): Translate function names
11287 to locale character set.
11288 * langhooks.h (decl_printable_name): Document that return value is
11289 in internal character set.
11290 * stmt.c: Include pretty-print.h
11291 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
11293 (resolve_operand_name_1): Translate named operand name to locale
11295 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
11297 * toplev.c (announce_function): Translate function names to locale
11299 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
11300 (default_tree_printer): Use pp_identifier or translate identifiers
11301 to locale character set. Mark "<anonymous>" for translation.
11302 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
11303 for identifiers in diagnostics.
11304 * tree.c (handle_dll_attribute): Use %qE for identifiers in
11306 * varasm.c (output_constructor): Use %qE for identifiers in
11309 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
11311 * configure.ac: use ` ` instead of $()
11312 * configure: Regenerate.
11314 2009-05-05 Ben Elliston <bje@au.ibm.com>
11316 * config/pa/linux-atomic.c: Eliminate conditional include of
11317 errno.h on non-LP64 systems to simplify build requirements.
11319 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11321 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
11323 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
11324 and pass value to identifier_to_locale.
11325 (warn_variable_length_array): Make name a tree.
11326 (grokdeclarator): Separate diagnostic texts for named and unnamed
11327 declarators. Use %qE for named declarators.
11328 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
11330 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
11331 identifiers in diagnostics.
11332 * c-typeck.c (push_member_name, start_init): Pass identifiers to
11333 identifier_to_locale. Mark "anonymous" strings for translation.
11335 2009-05-04 Michael Eager <eager@eagercon.com>
11337 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
11338 address for DImode/DFmode only if double-precision FP regs.
11340 2009-05-04 Michael Eager <eager@eagercon.com>
11342 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
11343 TARGET_SINGLE_FLOAT check.
11345 2009-05-04 Michael Eager <eager@eagercon.com>
11347 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
11349 2009-05-04 Michael Eager <eager@eagercon.com>
11351 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
11352 * config/rs6000/t-xilinx: New
11354 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
11356 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
11357 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
11358 * gcc/explow.c (memory_address): Use target hook.
11359 * gcc/targhooks.c (default_legitimize_address): New.
11360 * gcc/targhooks.h (default_legitimize_address): New.
11361 * gcc/target.h (legitimize_address): New.
11362 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
11363 (TARGET_INITIALIZER): Include it.
11364 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
11366 * config/bfin/bfin-protos.h (legitimize_address): Remove.
11367 * config/bfin/bfin.c (legitimize_address): Remove.
11368 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
11369 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
11371 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
11372 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
11374 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
11375 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
11376 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
11377 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
11378 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
11379 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
11380 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
11381 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
11382 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
11383 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
11384 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
11385 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
11386 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
11387 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
11388 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
11389 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
11390 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
11391 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
11392 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
11393 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
11394 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
11395 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
11396 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
11398 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
11399 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
11400 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
11401 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
11402 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
11403 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
11404 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
11405 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
11406 (thumb_legitimize_address): Delete.
11407 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
11408 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
11409 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
11410 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
11411 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
11412 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
11414 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
11417 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
11418 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
11419 * config/m32r/m32r.c (m32r_legitimize_address): New.
11420 * config/m68k/m68k.c (m68k_legitimize_address): New.
11421 * config/score/score.c (score_legitimize_address): Standardize.
11422 * config/score/score3.c (score3_legitimize_address): Standardize.
11423 * config/score/score3.h (score3_legitimize_address): Adjust.
11424 * config/score/score7.c (score7_legitimize_address): Standardize.
11425 * config/score/score7.h (score7_legitimize_address): Adjust.
11426 * config/sh/sh.c (sh_legitimize_address): New.
11427 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
11429 * gcc/config/s390/s390.c (legitimize_address): Rename to...
11430 (s390_legitimize_address): ... this.
11431 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
11432 (sparc_legitimize_address): ... this.
11433 * gcc/config/i386/i386.c (legitimize_address): Rename to...
11434 (ix86_legitimize_address): ... this.
11435 * gcc/config/avr/avr.c (legitimize_address): Rename to...
11436 (avr_legitimize_address): ... this.
11437 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
11438 (mn10300_legitimize_address): ... this.
11439 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
11440 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
11441 (alpha_expand_mov): Adjust call.
11443 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
11444 * config/spu/spu.c (spu_legitimize_address): Likewise.
11445 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
11446 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
11448 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11450 * intl.c (locale_encoding, locale_utf8): New.
11451 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
11452 * intl.h (locale_encoding, locale_utf8): Declare.
11453 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
11454 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
11456 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
11458 (pp_tree_identifier): Define to call pp_base_tree_identifier.
11459 (pp_base_tree_identifier): Declare as function.
11460 (identifier_to_locale): Declare.
11461 * Makefile.in (pretty-print.o): Update dependencies.
11462 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
11464 2009-05-04 Richard Guenther <rguenther@suse.de>
11466 PR middle-end/40015
11467 * builtins.c (fold_builtin_memory_op): Do not decay to element
11468 type if the size matches the whole array.
11470 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11472 * expmed.c (synth_mult): When trying out a shift, pass the result
11475 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11477 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
11478 (shiftsub1_cost): New.
11479 (init_expmed): Compute shiftsub1_cost.
11480 (synth_mult): Optimize multiplications by constants of the form
11481 -(2^^m-1) for some constant positive integer m.
11483 2009-05-03 Richard Guenther <rguenther@suse.de>
11486 * c-typeck.c (array_to_pointer_conversion): Do not built
11487 ADDR_EXPRs of arrays of pointer-to-element type.
11488 * c-gimplify.c (c_gimplify_expr): Revert change fixing
11489 up wrong ADDR_EXPRs after-the-fact.
11490 * c-common.c (strict_aliasing_warning): Strip pointer
11491 conversions for obtaining the original type.
11492 * builtins.c (fold_builtin_memset): Handle array types.
11493 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
11496 2009-05-03 Richard Guenther <rguenther@suse.de>
11498 PR middle-end/23329
11499 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
11500 Do not lose casts from array types with unknown extent to array
11501 types with known extent.
11502 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
11503 alias set compatibility.
11505 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11507 * flags.h (extra_warnings): Delete.
11508 * toplev.c (process_options): Handle Wuninitialized here.
11509 * opts.c (extra_warnings): Delete.
11510 (set_Wextra): Delete.
11511 (common_handle_option): -Wextra can be handled automatically.
11512 * c-opts.c (c_common_handle_option): Delete obsolete code.
11513 (c_common_post_options): Simplify comment.
11514 * common.opt (W): Add Var.
11516 (Wuninitialized): Initialize to -1.
11518 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11519 Richard Guenther <rguenther@suse.de>
11521 * expr.c (get_def_for_expr): New function.
11522 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
11523 SSA rather than trees.
11524 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
11525 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
11527 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11529 * c-common.c (reswords): Add _Imaginary.
11530 * c-common.c (enum rid): Add RID_IMAGINARY.
11532 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11534 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11535 Patch by Richard Guenther.
11537 2009-05-03 Anatoly Sokolov <aesok@post.ru>
11539 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
11540 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11541 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11542 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
11543 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
11544 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
11545 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
11546 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
11547 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
11548 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
11549 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
11550 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
11551 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
11552 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
11553 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
11554 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
11555 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
11556 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
11558 2009-05-02 Richard Guenther <rguenther@suse.de>
11560 PR tree-optimization/39940
11561 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11564 2009-05-02 Richard Guenther <rguenther@suse.de>
11566 PR middle-end/40001
11567 * tree-ssa.c (execute_update_addresses_taken): Properly check
11568 if we can mark a variable DECL_GIMPLE_REG_P.
11569 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
11570 back to the end of the function.
11571 (is_gimple_reg_type): Remove complex type special casing.
11572 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
11575 2009-05-02 Ben Elliston <bje@au.ibm.com>
11577 * doc/collect2.texi (Collect2): Document search path behaviour
11578 when configured with --with-ld.
11580 2009-05-02 Jan Hubicka <jh@suse.cz>
11582 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
11583 parameter; update callers.
11584 (coalesce_cost_edge): EH edges are costier because they needs
11585 splitting even if not critical and even more costier when there are
11586 multiple EH predecestors.
11588 2009-05-02 Jan Hubicka <jh@suse.cz>
11590 * except.c (remove_eh_handler_and_replace): Handle updating after
11591 removing TRY blocks.
11593 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11595 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11597 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11599 * varasm.c: Do not include c-pragma.h.
11600 * attribs.c: Do not incude c-common.h.
11602 2009-05-01 Michael Matz <matz@suse.de>
11604 * calls.c (initialize_argument_information): Handle SSA names like
11605 decls with a non MEM_P DECL_RTL.
11607 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11609 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
11610 * ipa-utils.c: Likewise.
11611 * ipa-type-escape.c: Likewise.
11612 * cgraphunit.c Do not include c-common.h.
11613 * ipa-pure-const.c: Likewise.
11614 * tree-if-conv.c: Likewise.
11615 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11616 * ipa-struct-reorg.c: Likewise.
11617 * tree-nomudflap.c: Likewise.
11618 * tree-ssa-structalias.c: Likewise.
11620 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11622 * store-motion.c: Many cleanups to make this pass a first-class
11623 citizen instead of an appendix to gcse load motion. Add TODO list
11624 to make this pass faster/cleaner/better.
11626 (struct ls_expr): Post gcse.c-split cleanups.
11627 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11628 "stores" field to "avail_stores".
11629 (pre_ldst_mems): Rename to store_motion_mems.
11630 (pre_ldst_table): Rename to store_motion_mems_table.
11631 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11632 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11633 (ldst_entry): Rename to st_expr_entry, update users.
11634 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11635 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11636 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11638 (first_ls_expr): Rename to first_st_expr, update users.
11639 (next_ls_expr): Rename to next_st_expr, update users.
11640 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11641 fields properly for store motion instead of names inherited from load
11643 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11644 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11647 (ae_kill): Rename to st_kill, update users.
11648 (ae_gen): Rename to st_avloc, update users.
11649 (transp): Rename to st_transp, update users.
11650 (pre_insert_map): Rename to st_insert_map, update users.
11651 (pre_delete_map): Rename to st_delete_map, update users.
11652 (insert_store, build_store_vectors, free_store_memory,
11653 one_store_motion_pass): Update for abovementioned changes.
11655 (gcse_subst_count, gcse_create_count): Remove.
11656 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11657 and "n_stores_created", local variables.
11659 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11662 (regvec, compute_store_table_current_insn): Remove.
11663 (reg_set_info, reg_clear_last_set): Remove.
11664 (compute_store_table): Use DF caches instead of local dataflow
11667 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11669 * c-objc-common.c (c_tree_printer): Print identifiers with
11670 pp_identifier, not pp_string. Mark "({anonymous})" for
11672 * c-pretty-print.c (pp_c_ws_string): New.
11673 (pp_c_cv_qualifier, pp_c_type_specifier,
11674 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11675 pp_c_storage_class_specifier, pp_c_function_specifier,
11676 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11677 pp_c_primary_expression, pp_c_postfix_expression,
11678 pp_c_unary_expression, pp_c_shift_expression,
11679 pp_c_relational_expression, pp_c_equality_expression,
11680 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11681 use pp_string and pp_c_ws_string in place of pp_identifier and
11682 pp_c_identifier for non-identifiers. Mark English strings for
11684 * c-pretty-print.h (pp_c_ws_string): Declare.
11686 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11687 Roland McGrath <roland@redhat.com>
11689 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11690 (ENABLE_LD_BUILDID): New configuration option.
11691 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11692 (LINK_BUILDID_SPEC): New macro.
11693 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11695 * doc/install.texi: Document --enable-linker-build-id option.
11696 * configure: Rebuild.
11697 * config.in: Rebuild.
11699 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11701 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11702 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11703 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11704 MIPS_GP_SAVE_AREA_SIZE.
11705 * config/mips/mips.c (struct mips_frame_info): Update comment
11706 before arg_pointer_offset and hard_frame_pointer_offset.
11707 (mips_compute_frame_info): Update diagram before function: to
11708 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11709 indicate the position of frame_pointer_rtx with -fstack-protector and
11710 to show args_size. Don't allocate cprestore area for leaf functions
11711 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11713 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11715 2009-04-30 Michael Matz <matz@suse.de>
11717 PR tree-optimization/39955
11718 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11720 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11722 * ira.c (setup_cover_and_important_classes): Use safe macro
11723 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11725 * genpreds.c (write_tm_preds_h): Output suitable definition of
11726 REG_CLASS_FOR_CONSTRAINT.
11728 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11730 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11732 * bitmap.c (bitmap_descriptor): Likewise.
11733 * ggc-common.c (loc_descriptor): Likewise.
11734 * varray.c (varray_descriptor): Likewise.
11735 * vec.c (vec_descriptor): Likewise.
11737 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11739 * Makefile.in (dce.o): Add $(EXCEPT_H).
11740 * dce.c: Include except.h and delete redundant vector definitions.
11741 (deletable_insn_p): Return false for non-call insns that can throw
11744 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11746 * gcse.c (ae_gen): Remove.
11747 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11748 and make non-static function to make it available in store-motion.c.
11749 Update call sites with search-and-replace.
11750 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11751 extract_mentioned_regs, extract_mentioned_regs_helper,
11752 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11753 store_killed_in_insn, store_killed_after, store_killed_before,
11754 build_store_vectors, insert_insn_start_basic_block, insert-store,
11755 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11756 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11757 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11758 * store-motion.c: ...new file. Also copy data structures from gcse.c
11759 and clean up to remove parts not used by store motion.
11760 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11761 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11763 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11766 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11767 when optimizing for size.
11769 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11771 * gcse.c (gcse_constant_p): Fix typo in last change.
11773 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11775 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11777 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11779 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11781 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11783 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11784 CONST_HIGH_PART result.
11786 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11788 * config/avr/avr.c (initial_elimination_offset): Rename to
11789 avr_initial_elimination_offset.
11790 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11791 change return type to bool.
11792 (avr_can_eliminate): New function.
11793 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11794 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11795 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11796 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11797 avr_initial_elimination_offset.
11798 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11799 (avr_initial_elimination_offset): Define.
11801 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11802 Steven Bosscher <steven@gcc.gnu.org>
11804 PR rtl-optimization/39938
11805 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11806 * cfgrtl.c: Include insn-attr.h.
11807 (rest_of_pass_free_cfg): New function.
11808 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11809 * resource.c (init_resource_info): Remove call to df_analyze.
11811 2009-04-29 Richard Guenther <rguenther@suse.de>
11814 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11815 allow conversion to signed integers.
11817 2009-04-29 Richard Guenther <rguenther@suse.de>
11819 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11820 shifts of floating point vectors if the shift amount is
11821 a constant multiple of the element size.
11823 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11824 Michael Matz <matz@suse.de>
11826 PR middle-end/39927
11828 * tree-outof-ssa.c (emit_partition_copy): New function.
11829 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11830 insert_part_to_rtx_on_edge): Perform the partition base var
11831 copy using emit_partition_copy.
11832 (insert_value_copy_on_edge): Convert constants to the right mode.
11833 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11834 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11836 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11838 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11839 scan backwards to try to find a constant to initialize it.
11841 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
11842 insn before the loop_end instruction, don't look past labels.
11844 2009-04-29 Richard Guenther <rguenther@suse.de>
11846 PR middle-end/39937
11847 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
11848 loose type conversions.
11849 (forward_propagate_addr_expr): Fix tuplification bug. Remove
11850 stmts only if there are no uses of its definition.
11852 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11854 * config/bfin/bfin.h (splitting_loops): Declare.
11855 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
11856 Reorder bit definitions to be ascending.
11857 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
11858 * config/bfin/bfin.c (splitting_loops): New variable.
11859 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
11860 (struct loop_info): Remove members INIT and LOOP_INIT.
11861 (bfin_optimize_loop): Don't set them. Reorder the code that generates
11862 the LSETUP sequence. Allow LC to be loaded from any register, but
11863 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
11864 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
11866 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
11867 of reload_completed.
11870 * config/bfin/bfin.md (movsi_insn): Refine constraints.
11872 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
11874 * Makefile.in (PLUGIN_VERSION_H): New.
11875 (OBJS-common): Remove plugin-version.o.
11876 (plugin.o): Depend on (PLUGIN_VERSION_H).
11877 (plugin-version.o): Remove.
11878 * configure: Regenerate
11879 * configure.ac: Create plugin-version.h.
11880 * gcc-plugin.h (plugin_gcc_version): Remove.
11881 (plugin_default_version_check): Change signature.
11882 * plugin-version.c: Remove.
11883 * plugin.c: Include plugin-version.h.
11884 (str_plugin_gcc_version_name): Remove.
11885 (try_init_one_plugin): Pass gcc version to plugin_init.
11886 (plugin_default_version_check): Both gcc and plugin versions are now
11889 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11891 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
11892 problematic last insns. Test for TYPE_CALL rather than CALL_P.
11893 Remove special case testing for last insn of inner loops. Don't fail
11894 if the loop ends with a jump, emit an extra nop instead.
11896 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
11897 DREGS rather than comparing directly. Remove code that tries to
11898 account for latencies.
11900 2009-04-29 Richard Guenther <rguenther@suse.de>
11902 PR tree-optimization/39941
11903 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
11904 eliminating an indirect call.
11906 2009-04-29 Richard Guenther <rguenther@suse.de>
11908 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
11909 parameter. Allow invariants as base if !require_lvalue.
11910 (verify_gimple_assign_single): Adjust.
11912 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11914 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
11915 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
11916 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
11917 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
11918 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
11920 * config/bfin/bfin.c (bfin_expand_builtin,
11921 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
11923 2009-04-28 Richard Guenther <rguenther@suse.de>
11925 * tree-vect-loop.c (get_initial_def_for_induction): Use
11926 correct types for pointer increment.
11928 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11930 * toplev.c (print_version): Update GMP version string calculation.
11932 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
11934 PR rtl-optimization/39938
11935 * resource.c (init_resource_info): Add call to df_analyze.
11937 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11939 * config/alpha/alpha.md (usegp): Cast the result of
11940 alpha_find_lo_sum_using_gp to enum attr_usegp.
11941 * config/alpha/alpha.c (override_options): Remove end-of-structure
11942 marker element from cpu_table. Use array size of cpu_table to handle
11943 -mcpu and -mtune options.
11944 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
11946 2009-04-28 Joseph Myers <joseph@codesourcery.com>
11948 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
11949 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
11950 tune_32 and tune_64.
11951 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11952 support on PowerPC.
11953 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
11954 * config/rs6000/option-defaults.h: ... here. New file.
11955 (OPT_64, OPT_32): Define.
11956 (MASK_64BIT): Define to 0 if not already defined.
11957 (OPT_ARCH64, OPT_ARCH32): Define.
11958 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
11961 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11963 * config/arm/arm.c (arm_override_options): Emit error on using
11966 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11968 PR rtl-optimization/39914
11969 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11970 registers for allocnos created from user-defined variables only
11971 when not optimizing.
11973 2009-04-28 Richard Guenther <rguenther@suse.de>
11975 PR middle-end/39937
11976 * fold-const.c (fold_binary): Use distribute_real_division only
11979 2009-04-28 Steve Ellcey <sje@cup.hp.com>
11981 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
11982 add hpux-stdint.h to tm_file.
11983 (hppa[12]*-*-hpux11*): Ditto.
11984 (ia64*-*-hpux*): Ditto.
11985 * config/hpux-stdint.h: New.
11986 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
11987 __STDC_EXT__ for all compiles.
11988 * config/pa/pa-hpux.h: Ditto.
11989 * config/pa/pa-hpux10.h: Ditto.
11990 * config/pa/pa-hpux11.h: Ditto.
11992 2009-04-28 Catherine Moore <clm@codesourcery.com>
11994 * debug.h (set_name): Add comment.
11996 2009-04-28 Andrew Pinski <pinskia@gmail.com>
11999 * config/darwin.c (machopic_gen_offset): Check
12000 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
12001 * config/arm/arm.c (require_pic_register): Likewise.
12003 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
12005 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
12006 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
12007 m32c_promote_prototypes): Delete.
12009 2009-04-28 Michael Matz <matz@suse.de>
12011 PR middle-end/39922
12012 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
12015 2009-04-28 Richard Guenther <rguenther@suse.de>
12017 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
12019 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12021 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
12022 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
12023 * config/arm/arm-tune.md: Regenerate.
12025 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
12027 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
12028 block if there are complex incoming edges.
12029 (sel_merge_blocks): Remove useless assert.
12030 (sel_redirect_edge_and_branch): Check that edge was redirected.
12031 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
12032 (sel_find_rgns): Delete declaration.
12033 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
12034 the region when it is not a preheader.
12036 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12039 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
12041 2009-04-28 Richard Guenther <rguenther@suse.de>
12043 * tree.h (SSA_NAME_VALUE): Remove.
12044 (struct tree_ssa_name): Remove value_handle member.
12045 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
12046 array for jump threading.
12047 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
12049 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
12050 * tree-flow.h (threadedge_initialize_values): Declare.
12051 (threadedge_finalize_values): Likewise.
12052 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
12053 (SSA_NAME_VALUE): Define.
12054 (threadedge_initialize_values): New function.
12055 (threadedge_finalize_values): Likewise.
12056 * tree-ssa-dom.c (ssa_name_values): New global variable.
12057 (SSA_NAME_VALUE): Define.
12058 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
12060 2009-04-28 Ira Rosen <irar@il.ibm.com>
12062 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
12063 Use REPORT_VECTORIZED_LOCATIONS instead
12064 REPORT_VECTORIZED_LOOPS.
12065 * tree-vectorizer.c (vect_verbosity_level): Make static.
12066 (vect_loop_location): Rename to vect_location.
12067 (vect_set_verbosity_level): Update comment.
12068 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
12070 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
12071 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
12072 instead REPORT_UNVECTORIZED_LOOPS.
12073 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
12074 and vect_loop_def to vect_external_def and vect_internal_def.
12075 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
12076 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
12077 REPORT_UNVECTORIZED_LOCATIONS.
12078 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
12079 and vect_used_in_loop and to vect_unused_in_scope and
12080 vect_used_in_scope.
12081 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
12082 (vect_verbosity_level): Remove declaration.
12083 (vect_analyze_operations): Likewise.
12084 (vect_analyze_stmt): Declare.
12085 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
12086 REPORT_UNVECTORIZED_LOCATIONS.
12087 (vect_get_loop_niters): Fix indentation.
12088 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
12089 (vect_analyze_loop_operations): New function.
12090 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
12091 vect_analyze_operations.
12092 (vect_is_simple_reduction): Use new names.
12093 (vectorizable_live_operation, vect_transform_loop): Likewise.
12094 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
12095 to specify whether the data references can be a part of interleaving
12097 (vect_analyze_data_ref_dependence): Use new names.
12098 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
12099 (vect_create_addr_base_for_vector_ref): Remove redundant code.
12100 * tree-vect-patterns.c (widened_name_p): Use new names.
12101 (vect_recog_dot_prod_pattern): Likewise.
12102 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
12103 (process_use, vect_mark_stmts_to_be_vectorized,
12104 vect_model_simple_cost, vect_model_store_cost,
12105 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
12106 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
12107 vectorizable_operation, vectorizable_type_demotion,
12108 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
12109 vectorizable_condition): Likewise.
12110 (vect_analyze_operations): Split into vect_analyze_loop_operations
12112 (vect_analyze_stmt): ... new function.
12113 (new_stmt_vec_info): Use new names.
12114 (vect_is_simple_use): Use new names and fix comment.
12115 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
12116 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
12118 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12121 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
12122 and integer modes for x87 operands. Do not ICE for unsupported size,
12123 generate error instead. Generate error for unsupported operand types.
12124 ['z']: Do not handle HImode memory operands specially. Warning
12125 for floating-point operands. Fallthru to 'Z' for unsupported operand
12126 types. Do not ICE for unsupported size, generate error instead.
12127 (output_387_binary_op): Use %Z to output operands.
12128 (output_fp_compare): Ditto.
12129 (output_387_reg_move): Ditto.
12131 2009-04-28 Ben Elliston <bje@au.ibm.com>
12136 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12138 * builtins.c (c_strlen): Do not warn here.
12139 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
12140 * c-common.c (pointer_int_sum): Take an explicit location.
12141 Warn about offsets out of bounds.
12142 * c-common.h (pointer_int_sum): Adjust declaration.
12144 2009-04-27 Ian Lance Taylor <iant@google.com>
12146 * collect2.c (is_ctor_dtor): Change type of ret field in struct
12148 * dce.c (run_fast_df_dce): Change type of old_flags to int.
12149 * df-core.c (df_set_flags): Change return type to int. Change
12150 type of old_flags to int.
12151 (df_clear_flags): Likewise.
12152 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
12153 (df_get_conditional_uses): Likewise.
12154 * df.h (df_set_flags, df_clear_flags): Update declarations.
12155 * dwarf2out.c (struct indirect_string_node): Change type of form
12156 field to enum dwarf_form.
12157 (AT_string_form): Change return type to enum dwarf_form.
12158 * fixed-value.c (fixed_compare): Add cast to enum type.
12159 * fwprop.c (update_df): Change 0 to VOIDmode.
12160 * gensupport.c: Change 0 to UNKNOWN.
12161 * gimple.h (gimple_cond_code): Add cast to enum type.
12162 * haifa-sched.c (reemit_notes): Add cast to enum type.
12163 * hooks.c (hook_int_void_no_regs): Remove function.
12164 * hooks.h (hook_int_void_no_regs): Remove declaration.
12165 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
12166 * predict.c (combine_predictions_for_insn): Add casts to enum type.
12167 * real.c (real_arithmetic): Add cast to enum type.
12168 (real_compare): Likewise.
12169 * target.h (struct gcc_target): Change return type of
12170 branch_target_register_class to enum reg_class.
12171 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
12172 default_branch_target_register_class.
12173 * targhooks.c (default_branch_target_register_class): New function.
12174 * targhooks.h (default_branch_target_register_class): Declare.
12175 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
12176 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
12178 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
12180 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
12181 vect_uninitialized_def. Change 0 to ERROR_MARK.
12182 * tree-vect-stmts.c (supportable_widening_operation): Don't
12183 initialize icode1 and icode2.
12184 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
12185 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
12187 (cmn_err_flag_specs): Change 0 to STD_C89.
12188 (cmn_err_char_table): Likewise.
12189 * config/arm/arm.c (get_arm_condition_code): Change type of code
12190 to enum arm_cond_code.
12191 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
12192 (IWMMXT_BUILTIN2): Likewise.
12193 (neon_builtin_type_bits): Don't define typedef.
12194 (neon_builtin_datum): Change type of bits field to int.
12195 (arm_expand_neon_args): Add cast to enum type.
12196 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
12198 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
12199 casts to enum type.
12200 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
12202 * config/mips/mips.md (jal_macro): Return enum constant.
12203 (single_insn): Likewise.
12204 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
12206 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12207 casts to enum type.
12208 * config/s390/s390.c (s390_tune_flags): Change type to int.
12209 (s390_arch_flags): Likewise.
12210 (s390_handle_arch_option): Change flags field of struct pta to int.
12211 * config/s390/s390.h (s390_tune_flags): Update declaration.
12212 (s390_arch_flags): Likewise.
12213 * config/sh/sh.c (prepare_move_operands): Compare
12214 tls_symbolic_operand result with enum constant.
12215 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
12216 (sh_expand_prologue): Add cast to enum type.
12217 (sh_expand_epilogue): Likewise.
12218 (tls_symbolic_operand): Change return type to enum tls_model.
12219 (fpscr_set_from_mem): Add cast to enum type.
12220 (legitimize_pic_address): Compare tls_symbolic_operand result with
12222 (sh_target_reg_class): Change return type to enum reg_class.
12223 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
12225 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
12226 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
12227 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
12228 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
12229 (delayed_branch, tls_call_delay): Likewise.
12230 (eligible_for_sibcall_delay): Likewise.
12231 (eligible_for_return_delay): Likewise.
12232 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
12233 (spu_expand_builtin_1): Likewise.
12235 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
12236 for all types of conversions.
12237 (output_init_element): Issue -Wc++-compat warning if needed when
12238 initializing a bitfield with enum type.
12239 * c-parser.c (c_parser_expression): Set original_type to
12240 original_type of right hand operand of comma operator.
12242 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12244 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
12246 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
12247 * doc/cpp.texi (Standard Predefined Macros)
12248 (Implementation-defined behavior): Likewise.
12249 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
12250 * doc/gimple.texi (GIMPLE Exception Handling)
12251 (@code{GIMPLE_ASSIGN}): Likewise.
12252 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
12253 * doc/invoke.texi (Warning Options, Optimize Options)
12254 (AVR Options, Darwin Options): Likewise.
12255 (Optimize Options): Reformulate -fwhole-program description.
12256 * doc/loop.texi (Lambda): Likewise.
12257 * doc/md.texi (Output Template, Define Constraints)
12258 (Standard Names, Insn Splitting): Likewise.
12259 * doc/options.texi (Option properties): Likewise.
12260 * doc/passes.texi (Tree-SSA passes): Likewise.
12261 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
12262 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
12263 (File Names and DBX): Likewise.
12264 * doc/trouble.texi (Incompatibilities): Likewise.
12266 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12268 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
12269 instruction is correct.
12271 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12273 Allow non-constant arguments to conversion intrinsics.
12274 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
12275 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
12276 * spu.c (print_operand): Handle 'v' and 'w'.
12277 (exp2_immediate_p, spu_gen_exp2): Define.
12278 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
12279 spu_convtf_1): Update parameter descriptions.
12280 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
12281 * constraints.md ('v', 'w'): New.
12282 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
12284 (i2f, I2F): New define_mode_attr.
12285 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
12286 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
12287 fixuns_truncv4sfv4si2): Update to use mode attribute.
12288 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
12289 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
12290 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
12291 patterns for combine.
12293 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
12295 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
12296 (cprop, hoist, pre, store_motion): New debug counters.
12297 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
12298 is not an RTL pass anymore.
12299 (pass_profiling): Remove extern decl for pass removed in 2005.
12300 (pass_gcse, pass_jump_bypass): Remove.
12301 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
12302 to 0 for clean state.
12303 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
12304 * cse.c (gate_handle_cse_after_global_opts,
12305 rest_of_handle_cse_after_global_opts): New functions.
12306 (pass_cse_after_global_opts): New pass, does local CSE.
12307 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
12308 (TV_CPROP): New timevar.
12309 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
12310 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
12311 (gcse_main, recompute_all_luids): Remove.
12312 (compute_hash_table_work): Call max_reg_num instead of reading
12314 (cprop_jump): Don't set run_jump_opt_after_gcse.
12315 (constprop_register): Always allow to alter jumps.
12316 (cprop_insn): Likewise.
12317 (do_local_cprop): Likewise.
12318 (local_cprop_pass): Likewise. Return non-zero if something changed.
12319 (cprop): Remove function, fold interesting bits into one_cprop_pass.
12320 (find_implicit_sets): Add note about missed optimization opportunity.
12321 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
12322 pass_rtl_cprop execute function.
12323 Don't bother tracking the pass number, each pass gets its own dumpfile
12325 Always allow to alter jumpsand bypass jumps.
12326 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
12327 will just find no suitable set.
12328 (pre_edge_insert): Fix dumping, this function is for PRE only.
12329 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
12330 pass_rtl_pre execute function.
12331 (hoist_code): Return non-zero if something changed. Keep track of
12332 substitutions and insertions for statistics gathering similar to PRE.
12333 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
12334 called from the pass_rtl_hoist execute function. Show pass statistics.
12335 (compute_store_table): Use max_reg_num directly instead of using the
12336 formerly global max_gcse_regno.
12337 (build_store_vectors): Likewise.
12338 (replace_store_insn): Fix dumping.
12339 (store_motion): Rename to ...
12340 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
12341 pass, called from the pass_rtl_store_motion execute function. Keep
12342 track of substitutions and insertions for statistics gathering similar
12344 (bypass_jumps): Remove, fold interesting bits into ...
12345 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
12346 from the pass_rtl_cprop execute function.
12347 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12348 pass_jump_bypass): Remove.
12349 (gate_handle_gcse, rest_of_handle_gcse): Remove.
12350 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
12351 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
12352 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
12353 (gate_rtl_store_motion, execute_rtl_store_motion,
12354 pass_rtl_store_motion): New.
12355 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
12356 make it clear that -fcse-skip-blocks is a no-op for backward compat.
12357 * passes.c (init_optimization_passes): Remove pass_gcse and
12358 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
12359 and cse_after_global_opts in place of pass_gcse. Schedule cprop
12360 instead of pass_jump_bypass.
12362 2009-04-27 Richard Guenther <rguenther@suse.de>
12364 PR middle-end/39928
12365 * gimplify.c (gimplify_expr): If we are required to create
12366 a temporary make sure it ends up as register.
12368 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
12371 * config/i386/i386.c (construct_container): Don't call
12372 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
12373 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
12375 2009-04-27 Michael Matz <matz@suse.de>
12377 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
12378 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
12379 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
12380 (dump_replaceable_exprs): Take a bitmap.
12381 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
12383 (expand_gimple_basic_block): Likewise.
12384 * tree-ssa-ter.c (struct temp_expr_table_d): Make
12385 replaceable_expressions member a bitmap.
12386 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
12387 (mark_replaceable): Likewise.
12388 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
12389 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
12391 2009-04-27 Richard Guenther <rguenther@suse.de>
12393 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
12394 (verify_stmts): Dispatch to gimple/type verification code.
12395 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
12396 issue with call argument types.
12398 2009-04-27 Michael Matz <matz@suse.de>
12400 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
12401 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
12404 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
12405 Eric Botcazou <ebotcazou@adacore.com>
12407 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
12408 a label's basic block.
12409 (mark_target_live_regs): Tidy and rework obsolete comments.
12410 Change back DF problem to LIVE. If a label starts a basic block,
12411 assume that all registers that used to be live then still are.
12412 (init_resource_info): If a label starts a basic block, set its
12413 BLOCK_FOR_INSN accordingly.
12414 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
12416 2009-04-27 Richard Guenther <rguenther@suse.de>
12418 * tree-flow-inline.h (function_ann): Remove.
12419 (get_function_ann): Likewise.
12420 * tree-dfa.c (create_function_ann): Remove.
12421 * tree-flow.h (struct static_var_ann_d): Remove.
12422 (struct function_ann_d): Likewise.
12423 (union tree_ann_d): Remove fdecl member.
12424 (function_ann_t): Remove.
12425 (function_ann, get_function_ann, create_function_ann): Remove
12428 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
12430 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
12432 2009-04-27 Jan Hubicka <jh@suse.cz>
12434 * ipa-pure-const.c (struct funct_state_d): New fields
12435 state_previously_known, looping_previously_known; remove
12436 state_set_in_source.
12437 (analyze_function): Use new fields.
12438 (propagate): Avoid assumption that state_set_in_source imply
12441 * tree-ssa-loop-niter.c (finite_loop_p): New function.
12442 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
12443 * cfgloop.h (finite_loop_p): Declare.
12445 2009-04-26 Michael Matz <matz@suse.de>
12447 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
12449 2009-04-26 Michael Matz <matz@suse.de>
12451 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
12452 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
12453 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
12454 pass_mark_used_blocks): Remove.
12455 * tree-optimize.c (pass_free_datastructures,
12456 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
12457 * passes.c (init_optimization_passes): Don't call
12458 pass_mark_used_blocks, remove dead code.
12460 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
12462 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
12463 * tree-ssa-live.h (register_ssa_partition): Likewise.
12465 2009-04-26 Michael Matz <matz@suse.de>
12468 * builtins.c (fold_builtin_next_arg): Handle SSA names.
12469 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
12470 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
12472 (compare_pairs): Swap cost comparison.
12473 (coalesce_ssa_name): Don't use change_partition_var.
12474 * tree-nrv.c (struct nrv_data): Add modified member.
12475 (finalize_nrv_r): Set it.
12476 (tree_nrv): Use it to update statements.
12477 (pass_nrv): Require PROP_ssa.
12478 * tree-mudflap.c (mf_decl_cache_locals,
12479 mf_build_check_statement_for): Use make_rename_temp.
12480 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
12481 * alias.c (find_base_decl): Handle SSA names.
12482 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
12483 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
12484 * rtl.h (set_reg_attrs_for_parm): Declare.
12485 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
12486 to "optimized", remove unused locals at finish.
12487 (execute_free_datastructures): Make global, call
12488 delete_tree_cfg_annotations.
12489 (execute_free_cfg_annotations): Don't call
12490 delete_tree_cfg_annotations.
12492 * ssaexpand.h: New file.
12493 * expr.c (toplevel): Include ssaexpand.h.
12494 (expand_assignment): Handle SSA names the same as register variables.
12495 (expand_expr_real_1): Expand SSA names.
12496 * cfgexpand.c (toplevel): Include ssaexpand.h.
12497 (SA): New global variable.
12498 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
12499 (SSAVAR): New macro.
12500 (set_rtl): New helper function.
12501 (add_stack_var): Deal with SSA names, use set_rtl.
12502 (expand_one_stack_var_at): Likewise.
12503 (expand_one_stack_var): Deal with SSA names.
12504 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
12505 before unique numbers.
12506 (expand_stack_vars): Use set_rtl.
12507 (expand_one_var): Accept SSA names, add asserts for them, feed them
12508 to above subroutines.
12509 (expand_used_vars): Expand all partitions (without default defs),
12510 then only the local decls (ignoring those expanded already).
12511 (expand_gimple_cond): Remove edges when jumpif() expands an
12512 unconditional jump.
12513 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
12514 or remove abnormal edges. Ignore insns setting the LHS of a TERed
12516 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
12517 members of SA; deal with PARM_DECL partitions here; expand
12518 all PHI nodes, free tree datastructures and SA. Commit instructions
12519 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
12520 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
12521 info and statements at start, collect garbage at finish.
12522 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
12523 (VAR_ANN_PARTITION) Remove.
12524 (change_partition_var): Don't declare.
12525 (partition_to_var): Always return SSA names.
12526 (var_to_partition): Only accept SSA names.
12527 (register_ssa_partition): Only check argument.
12528 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
12530 (delete_var_map): Don't free it.
12531 (var_union): Only accept SSA names, simplify.
12532 (partition_view_init): Mark only useful SSA names as used.
12533 (partition_view_fini): Only deal with SSA names.
12534 (change_partition_var): Remove.
12535 (dump_var_map): Use ssa_name instead of partition_to_var member.
12536 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
12538 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12539 (struct _elim_graph): New member const_dests; nodes member vector of
12541 (set_location_for_edge): New static helper.
12542 (create_temp): Remove.
12543 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
12544 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
12545 (new_elim_graph): Allocate const_dests member.
12546 (clean_elim_graph): Truncate const_dests member.
12547 (delete_elim_graph): Free const_dests member.
12548 (elim_graph_size): Adapt to new type of nodes member.
12549 (elim_graph_add_node): Likewise.
12550 (eliminate_name): Likewise.
12551 (eliminate_build): Don't take basic block argument, deal only with
12552 partition numbers, not variables.
12553 (get_temp_reg): New static helper.
12554 (elim_create): Use it, deal with RTL temporaries instead of trees.
12555 (eliminate_phi): Adjust all calls to new signature.
12556 (assign_vars, replace_use_variable, replace_def_variable): Remove.
12557 (rewrite_trees): Only do checking.
12558 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
12559 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
12560 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
12561 contains_tree_r, MAX_STMTS_IN_LATCH,
12562 process_single_block_loop_latch, analyze_edges_for_bb,
12563 perform_edge_inserts): Remove.
12564 (expand_phi_nodes): New global function.
12565 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
12566 functions, initialize new parameter, remember partitions having a
12568 (finish_out_of_ssa): New global function.
12569 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
12570 don't reset in_ssa_p here, don't disable TER when mudflap.
12571 (pass_del_ssa): Remove.
12572 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
12574 (execute_free_datastructures): Declare.
12575 * Makefile.in (SSAEXPAND_H): New variable.
12576 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
12577 * basic-block.h (commit_one_edge_insertion): Declare.
12578 * passes.c (init_optimization_passes): Move pass_nrv and
12579 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
12580 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
12581 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
12582 (redirect_branch_edge): Deal with super block when expanding, split
12583 out jump patching itself into ...
12584 (patch_jump_insn): ... here, new static helper.
12586 2009-04-26 Michael Matz <matz@suse.de>
12588 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
12589 beyond num_ssa_names.
12590 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
12591 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
12593 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12595 PR inline-asm/39543
12596 * fwprop.c (forward_propagate_asm): New function.
12597 (forward_propagate_and_simplify): Propagate also into __asm, if it
12598 doesn't increase the number of referenced registers.
12601 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12603 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12605 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
12606 note_nonlocal_vla_type for nonlocal VLAs.
12607 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
12608 contains_remapped_vars, remap_vla_decls): New functions.
12609 (convert_nonlocal_reference_stmt): If not optimizing, call
12610 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
12611 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12612 if it wasn't found in var_map.
12613 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12614 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12615 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12617 * gimplify.c (nonlocal_vlas): New variable.
12618 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12620 (gimplify_body): Create and destroy nonlocal_vlas.
12622 * dwarf2out.c (loc_descr_plus_const): New function.
12623 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12624 mem_loc_descriptor, loc_descriptor_from_tree_1,
12625 descr_info_loc, gen_variable_die): Use it.
12627 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12628 !TREE_STATIC VAR_DECLs.
12629 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12630 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12631 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12632 DECL_BY_REFERENCE is valid.
12633 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12634 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12635 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12636 Copy DECL_BY_REFERENCE.
12637 (struct nesting_copy_body_data): New type.
12638 (nesting_copy_decl): New function.
12639 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12640 if they have variable length.
12642 2009-04-26 Michael Matz <matz@suse.de>
12644 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12645 mark new temporaries for renaming.
12647 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12650 * c-decl.c (global_bindings_p): Return negative value.
12651 (c_variable_size): New. Based on variable_size from
12653 (grokdeclarator): Call c_variable_size not variable_size.
12655 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12657 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12659 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12661 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12662 Redefine it to just use mingw/include.
12663 (ASM_SPEC): Rules for -m32 and -m64.
12664 (LINK_SPEC): Use Likewise.
12665 (SPEC_32): New define.
12666 (SPEC_64): Likewise.
12667 (SUB_LINK_SPEC): Likewise.
12668 (MULTILIB_DEFAULTS): New define.
12669 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12670 Add multilib options.
12671 (MULTILIB_DIRNAMES): Likewise.
12672 (MULTILIB_OSDIRNAMES): Likewise.
12673 (LIBGCC): Likewise.
12674 (INSTALL_LIBGCC): Likewise.
12676 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12679 * c-tree.h (enum c_inline_static_type): New.
12680 (record_inline_static): Declare.
12681 * c-decl.c (struct c_inline_static, c_inline_statics,
12682 record_inline_static, check_inline_statics): New.
12683 (pop_file_scope): Call check_inline_statics.
12684 (start_decl): Call record_inline_static instead of pedwarning
12685 directly for static in inline function.
12686 * c-typeck.c (build_external_ref): Call record_inline_static
12687 instead of pedwarning directly for static referenced in inline
12690 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12692 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12693 not new but only being rescanned.
12694 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12695 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12696 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12697 record_set_info, compute_set, grealloc): Remove.
12698 (recompute_all_luids): New function.
12699 (gcse_main): Don't compute sets, and don't do related memory
12700 allocations/free-ing. If something changed before the end of the
12701 pass, update LUIDs using recompute_all_luids.
12702 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12703 (free_gcse_mem): Don't free it either.
12704 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12705 Use the df insn LUIDs.
12706 (load_killed_in_block): Likewise.
12707 (compute_hash_table_work): Don't compute reg_set_in_block.
12708 (compute_transp): Use DF_REG_DEF_CHAINs.
12709 (local_cprop_pass): Don't use compute_sets and related functions.
12710 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12711 Use get_max_uid() instead of max_cuid.
12712 (insert_insn_end_basic_block, pre_insert_copy_insn,
12713 update_ld_motion_stores): Don't try to
12714 keep reg_set tables up to date.
12715 (pre_insert_copies): Use df insn LUIDs.
12716 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12717 (reg_set_info): Don't use extra bitmap argument.
12718 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12719 information to compute regs_set_in_block.
12720 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12721 (bypass_jumps): Don't use compute_sets and friends.
12723 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12726 * opts.c (undocumented_msg): Do not leave blank even with
12729 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12731 * c-decl.c (build_enumerator): Allow values folding to integer
12732 constants but not integer constant expressions with a pedwarn if
12735 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12738 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12739 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12740 type is an integer constant.
12742 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12745 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12748 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12751 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12752 with variably modified return type and no storage class
12753 specifiers, except for the case of nested functions. Distinguish
12754 extern declarations of functions with variably modified return
12755 types from those of objects with variably modified types.
12757 2009-04-25 Jan Hubicka <jh@suse.cz>
12759 * tree.c (list_equal_p): New function.
12760 * tree.h (list_equal_p): Declare.
12761 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12762 basic_block_def, basic_block, const_basic_block): New.
12763 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12764 (redirect_eh_edge): New function.
12765 (make_eh_edge_update_phi): EH edges are not abnormal.
12766 * except.c: Include tree-flow.h.
12767 (list_match): New function.
12768 (eh_region_replaceable_by_p): New function.
12769 (replace_region): New function.
12770 (hash_type_list): New function.
12771 (hash_eh_region): New function.
12772 (eh_regions_equal_p): New function.
12773 (merge_peers): New function.
12774 (remove_unreachable_regions): Verify EH tree when checking;
12776 (copy_eh_region_1): New function.
12777 (copy_eh_region): New function.
12778 (push_reachable_handler): New function.
12779 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12780 regions without label but with live RESX.
12781 * except.h (redirect_eh_edge_to_label): New.
12782 * tree-flow.h (redirect_eh_edge): New.
12783 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12784 basic_block_def, basic_block, const_basic_block): Remove.
12785 * Makefile.in (except.o): Add dependency on tree-flow.h
12786 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12787 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12790 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12793 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12794 on the destination of memcpy.
12796 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12798 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12799 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12800 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12802 2009-04-25 Jan Hubicka <jh@suse.cz>
12804 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12805 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12806 to be reached by different label than left.
12807 (update_eh_edges): Update comment; remove edge_to_remove if possible
12808 and return true if suceeded.
12809 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12810 (cleanup_eh): Compute sharing map.
12811 * except.c (remove_eh_handler_and_replace): Add argument if we should
12813 (remove_unreachable_regions): Update for label sharing.
12814 (label_to_region_map): Likewise.
12815 (get_next_region_sharing_label): New function.
12816 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12818 (remove_eh_handler): Update.
12819 (remove_eh_region_and_replace_by_outer_of): New function.
12820 * except.h (struct eh_region): Add next_region_sharing_label.
12821 (remove_eh_region_and_replace_by_outer_of,
12822 get_next_region_sharing_label): Declare.
12823 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12825 2009-04-25 Jan Hubicka <jh@suse.cz>
12827 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12828 insert code even if they are not critical.
12830 2009-04-25 Jan Hubicka <jh@suse.cz>
12832 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12833 (gimple_can_remove_branch_p): EH edges won't remove branch by
12835 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12836 updating of non-abnormal EH edges.
12837 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12838 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12839 (split_critical_edges): Split also edges where emitting code on them
12840 will lead to splitting later.
12842 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12843 H.J. Lu <hongjiu.lu@intel.com>
12846 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
12847 the configured assembler supports fildq and fistpq mnemonics.
12848 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
12849 * configure: Regenerated.
12850 * config.in: Ditto.
12852 * config/i386/i386.c (print_operand): Handle 'Z'.
12853 ['z']: Remove handling of special fild/fist suffixes.
12854 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
12855 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
12856 suffix of fild insn.
12857 (*floatsi<mode>2_vector_mixed): Ditto.
12858 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
12859 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
12860 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
12861 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
12862 * config/i386/gas.h (GAS_MNEMONICS): Remove.
12864 2009-04-25 Ben Elliston <bje@au.ibm.com>
12866 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
12867 the source of a set operation.
12869 2009-04-25 Anatoly Sokolov <aesok@post.ru>
12871 * target.h (struct gcc_target): Add case_values_threshold field.
12872 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
12873 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
12874 * targhooks.c (default_case_values_threshold): New function.
12875 * targhooks.h (default_case_values_threshold): Declare function.
12876 * stmt.c (expand_case): Use case_values_threshold target hook.
12877 * expr.h (case_values_threshold): Remove declartation.
12878 * expr.c (case_values_threshold): Remove function.
12879 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
12881 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
12882 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12883 (avr_case_values_threshold): Declare as static.
12884 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
12886 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
12887 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12888 (mn10300_case_values_threshold): New function.
12890 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12892 * ira.c (setup_cover_and_important_classes): Add enum cast.
12894 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
12896 * genpreds.c (write_enum_constraint_num): Output definition of
12897 CONSTRAINT_NUM_DEFINED_P macro.
12898 * ira.c (setup_cover_and_important_classes): Use
12899 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
12901 2009-04-24 DJ Delorie <dj@redhat.com>
12903 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
12904 __SH2A_SINGLE_ONLY__ also.
12906 2009-04-24 Steve Ellcey <sje@cup.hp.com>
12908 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
12909 (movdf_internal): Ditto.
12910 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
12911 SFmode and DFmode constants.
12912 (ia64_print_operand): Add 'G' format for printing
12913 floating point constants.
12915 2009-04-24 Richard Guenther <rguenther@suse.de>
12917 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
12918 from unsigned additions.
12920 2009-04-24 Joseph Myers <joseph@codesourcery.com>
12922 * c-typeck.c (set_init_index): Allow array designators that are
12923 not integer constant expressions with a pedwarn if pedantic.
12925 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12927 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
12928 zero if no overlap in nonzero bits between the operands.
12930 2009-04-24 Ian Lance Taylor <iant@google.com>
12932 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
12933 (record_dead_and_set_regs): Likewise.
12934 * df.h (struct df_mw_hardreg): Change flags field to int.
12935 (struct df_base_ref): Likewise.
12936 (struct df): Change changeable_flags field to int.
12937 * df-scan.c (df_defs_record): Change clobber_flags to int.
12938 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
12939 constants rather than #define macros.
12940 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
12941 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
12942 (enum dwarf_calling_convention): Likewise.
12943 (enum dwarf_line_number_x_ops): Likewise.
12944 (enum dwarf_call_frame_info): Likewise.
12945 (enum dwarf_source_language): Likewise.
12946 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
12947 (add_calling_convention_attribute): Likewise.
12948 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
12949 (combine_comparisons): Change compcode to int. Add cast to enum type.
12950 * genrecog.c (maybe_both_true_2): Change c to int.
12951 (write_switch): Likewise. Add cast to enum type.
12952 * gimplify.c (gimplify_omp_for): Handle return values from
12953 gimplify_expr using MIN rather than bitwise or.
12954 (gimplify_expr): Add cast to enum type.
12955 * ipa-prop.c (update_jump_functions_after_inlining): Change
12956 IPA_BOTTOM to IPA_JF_UNKNOWN.
12957 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
12958 Add casts to enum type.
12959 (setup_cover_and_important_classes): Change cl to int. Add casts
12961 (setup_class_translate): Change cl and mode to int.
12962 (ira_init_once): Change mode to int.
12963 (free_register_move_costs): Likewise.
12964 (setup_prohibited_mode_move_regs): Add casts to enum type.
12965 * langhooks.c (add_builtin_function_common): Rework assertion that
12966 value fits bitfield.
12967 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
12968 * omega.c (omega_do_elimination): Avoid math on enum types.
12969 * optabs.c (expand_vec_shift_expr): Remove casts to int.
12970 * opts.c (set_debug_level): Change 2 to enum constant. Use new
12971 int local to handle integral_argment value.
12972 * regmove.c (try_auto_increment): Change PUT_MODE to
12974 * reload.c (push_secondary_reload): Add casts to enum type.
12975 (secondary_reload_class, find_valid_class): Likewise.
12976 * reload1.c (emit_input_reload_insns): Likewise.
12977 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
12978 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
12979 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
12981 * tree.c (build_common_builtin_nodes): Add casts to enum type.
12982 * tree-complex.c (complex_lattice_t): Typedef to int rather than
12984 (expand_complex_libcall): Add casts to enum type.
12985 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
12986 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
12987 with ERROR_MARK, not NUM_TREE_CODES.
12988 (vect_create_epilog_for_reduction): Likewise.
12989 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
12990 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
12991 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
12993 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
12994 vect_unused_in_loop. Change 0 to loop_vect.
12995 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
12996 * var-tracking.c (get_init_value): Change return type to enum
12998 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
12999 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
13001 (arm_override_options): Add casts to enum type.
13002 (arm_emit_tls_decoration): Likewise.
13003 * config/i386/i386.c (ix86_function_specific_restore): Add casts
13005 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
13006 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
13007 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
13009 * config/s390/s390.c (code_for_builtin_64): Change to array of
13011 (code_for_builtin_31): Likewise.
13012 (s390_expand_builtin): Change code_for_builtin to enum insn_code
13014 * config/sparc/sparc.c (sparc_override_options): Change value
13015 field in struct code_model to enum cmodel. In initializer change
13016 0 to NULL and add cast to enum type.
13018 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
13019 Change all callers. Issue a -Wc++-compat warning using
13020 lhs_origtype if necessary.
13021 (convert_for_assignment): Issue -Wc++-compat warnings about
13022 invalid conversions to enum type on assignment.
13023 * c-common.h (build_modify_expr): Update declaration.
13025 2009-04-24 Nick Clifton <nickc@redhat.com>
13027 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
13028 (function_arg_advance): Likewise.
13029 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
13032 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13034 * config/s390/constraints.md ('I', 'J'): Fix condition.
13036 2009-04-24 Diego Novillo <dnovillo@google.com>
13038 * gengtype-parse.c (parse_error): Add newline after message.
13040 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
13042 * config/i386/sse.md (avxmodesuffixs): Removed.
13043 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
13044 (*avx_pinsr<ssevecsize>): This.
13046 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
13048 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
13049 follow chains of regs with a single definition, and allow expressions
13050 that are function_invariant_p.
13051 (simple_rhs_p): Allow expressions that are function_invariant_p.
13053 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
13055 PR middle-end/39867
13056 * fold-const.c (fold_cond_expr_with_comparison): When folding
13057 > and >= to MAX, make sure the MAX uses the same type as the
13058 comparison's operands.
13060 2009-04-24 Nick Clifton <nickc@redhat.com>
13062 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
13063 addressing for DImode accesses.
13064 (frv_print_operand_address): Handle PLUS case.
13065 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
13067 2009-04-24 Jakub Jelinek <jakub@redhat.com>
13069 PR rtl-optimization/39794
13070 * alias.c (canon_true_dependence): Add x_addr argument.
13071 * rtl.h (canon_true_dependence): Adjust prototype.
13072 * cse.c (check_dependence): Adjust canon_true_dependence callers.
13073 * cselib.c (cselib_invalidate_mem): Likewise.
13074 * gcse.c (compute_transp): Likewise.
13075 * dse.c (scan_reads_nospill): Likewise.
13076 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
13077 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
13078 canon_base_addr of the group, plus optional offset.
13079 (struct group_info): Rename canon_base_mem to
13081 (get_group_info): Set canon_base_addr to canon_rtx of base, not
13082 canon_rtx of base_mem.
13084 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
13086 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
13087 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
13089 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13091 * config/spu/spu-builtins.h: Delete file.
13093 * config/spu/spu.h (enum spu_builtin_type): Move here from
13095 (struct spu_builtin_description): Likewise. Add GTY marker.
13096 Do not use enum spu_function_code or enum insn_code.
13097 (spu_builtins): Add extern declaration.
13099 * config/spu/spu.c: Do not include "spu-builtins.h".
13100 (enum spu_function_code, enum spu_builtin_type_index,
13101 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
13102 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
13103 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
13104 unsigned_V2DI_type_node): Move here from spu-builtins.h.
13105 (spu_builtin_types): Make static. Add GTY marker.
13106 (spu_builtins): Add extern declaration with GTY marker.
13107 Include "gt-spu.h".
13109 * config/spu/spu-c.c: Do not include "spu-builtins.h".
13110 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
13111 Check programmatically whether all parameters are scalar.
13113 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
13115 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
13117 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
13118 assignment from the constructor either if the target is volatile.
13120 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
13122 * config/arm/arm.md (insv): Do not share operands[0].
13124 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
13126 * config/vxlib-tls.c (active_tls_threads): Delete.
13127 (delete_hook_installed): New.
13128 (tls_delete_hook): Don't delete the delete hook.
13129 (tls_destructor): Delete it here.
13130 (__gthread_set_specific): Adjust installing the delete hook.
13131 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
13132 __gthread_leave_tsd_dtor_context.
13134 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
13136 * c-format.c (gcc_tdiag_char_table): Add support for %E.
13138 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
13140 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
13142 (alpha_rtx_costs): Ditto.
13143 (emit_unlikely_jump): Use add_reg_note.
13144 (emit_frame_store_1): Ditto.
13145 (alpha_expand_prologue): Ditto.
13146 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13147 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
13149 2009-04-23 Nick Clifton <nickc@redhat.com>
13151 * config/v850/v850.md (epilogue): Remove suppressed code.
13152 (return): Rename to return_simple and remove test of frame size.
13153 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
13154 to gen_return_simple.
13156 2009-04-22 Jing Yu <jingyu@google.com>
13159 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
13161 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13164 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
13165 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
13166 value is a VECTOR_CST, the element type is the element type of the
13169 2009-04-22 DJ Delorie <dj@redhat.com>
13171 * config/m32c/m32c.h: Update GTY annotations to new syntax.
13173 2009-04-22 Jakub Jelinek <jakub@redhat.com>
13175 * alias.c (find_base_term): Move around LO_SUM case, so that
13176 CONST falls through into PLUS/MINUS handling.
13179 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
13180 into 0, use omit_one_operand.
13182 2009-04-23 Ben Elliston <bje@au.ibm.com>
13184 * config/rs6000/linux-unwind.h (get_regs): Remove type
13185 puns. Change the type of `pc' to an array of unsigned ints and
13186 update all users. Constify frame24.
13188 2009-04-22 DJ Delorie <dj@redhat.com>
13190 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
13191 declarations before code.
13192 (current_function_special_page_vector): Likewise.
13193 (m32c_expand_insv): Silence a warning.
13195 2009-04-21 Taras Glek <tglek@mozilla.com>
13197 * alias.c: Update GTY annotations to new syntax.
13198 * basic-block.h: Likewise.
13199 * bitmap.h: Likewise.
13200 * c-common.h: Likewise.
13201 * c-decl.c: Likewise.
13202 * c-parser.c: Likewise.
13203 * c-pragma.c: Likewise.
13204 * c-tree.h: Likewise.
13205 * cfgloop.h: Likewise.
13206 * cgraph.h: Likewise.
13207 * config/alpha/alpha.c: Likewise.
13208 * config/arm/arm.h: Likewise.
13209 * config/avr/avr.h: Likewise.
13210 * config/bfin/bfin.c: Likewise.
13211 * config/cris/cris.c: Likewise.
13212 * config/darwin.c: Likewise.
13213 * config/frv/frv.c: Likewise.
13214 * config/i386/i386.c: Likewise.
13215 * config/i386/i386.h: Likewise.
13216 * config/i386/winnt.c: Likewise.
13217 * config/ia64/ia64.h: Likewise.
13218 * config/iq2000/iq2000.c: Likewise.
13219 * config/mips/mips.c: Likewise.
13220 * config/mmix/mmix.h: Likewise.
13221 * config/pa/pa.c: Likewise.
13222 * config/pa/pa.h: Likewise.
13223 * config/rs6000/rs6000.c: Likewise.
13224 * config/s390/s390.c: Likewise.
13225 * config/sparc/sparc.c: Likewise.
13226 * config/xtensa/xtensa.c: Likewise.
13227 * cselib.h: Likewise.
13228 * dbxout.c: Likewise.
13229 * dwarf2out.c: Likewise.
13230 * except.c: Likewise.
13231 * except.h: Likewise.
13232 * fixed-value.h: Likewise.
13233 * function.c: Likewise.
13234 * function.h: Likewise.
13235 * gimple.h: Likewise.
13236 * integrate.c: Likewise.
13237 * optabs.c: Likewise.
13238 * output.h: Likewise.
13239 * real.h: Likewise.
13241 * stringpool.c: Likewise.
13242 * tree-data-ref.c: Likewise.
13243 * tree-flow.h: Likewise.
13244 * tree-scalar-evolution.c: Likewise.
13245 * tree-ssa-address.c: Likewise.
13246 * tree-ssa-alias.h: Likewise.
13247 * tree-ssa-operands.h: Likewise.
13248 * tree.c: Likewise.
13249 * tree.h: Likewise.
13250 * varasm.c: Likewise.
13251 * varray.h: Likewise.
13253 * coretypes.h: Do not define GTY macro if it is already defined.
13254 * doc/gty.texi: Update GTY documentation to new syntax.
13255 * gengtype-lex.l: Enforce attribute-like syntax for GTY
13256 annotations on structs.
13257 * gengtype-parse.c: Likewise.
13259 2009-04-22 Mark Heffernan <meheff@google.com>
13261 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
13263 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13265 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
13268 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13270 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
13271 the same as a PLUS without a shift. Increase the cost of a
13274 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13276 * Makefile.in: Update dependencies.
13277 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
13278 * errors.h: Remove bogus comment about compatibility.
13279 (warning): Update declaration.
13280 * genautomata.c: Update all calls to warning.
13281 * gimple.c: Do not include errors.h. Include toplev.h.
13282 * tree-ssa-structalias.c: Do not include errors.h.
13283 * omega.c: Likewise.
13284 * tree-ssa-reassoc.c: Likewise.
13285 * config/spu/spu-c.c: Likewise.
13286 * config/spu/t-spu-elf: Update dependencies.
13288 2009-04-22 Richard Guenther <rguenther@suse.de>
13290 PR tree-optimization/39824
13291 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
13292 make sure the types are compatible.
13294 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13297 * c-common.c (c_parse_error): Take a token_flags parameter.
13298 Use token_type for the token type instead.
13299 Pass token_flags to cpp_type2name.
13300 * c-common.h (c_parse_error): Update declaration.
13301 * c-parser.c (c_parser_error): Pass 0 as token flags.
13303 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
13305 PR rtl-optimization/39580
13306 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
13308 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13310 * function.c (expand_function_end): Do not emit a jump to the "naked"
13311 return label for fall-through returns.
13312 * except.c (sjlj_emit_function_exit): Always place the call to the
13313 unregister function at the location installed by expand_function_end.
13315 2009-04-22 Richard Guenther <rguenther@suse.de>
13317 PR tree-optimization/39845
13318 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
13319 (gen_inbound_check): Likewise.
13321 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
13323 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
13325 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
13326 * config/vxlib.c (__gthread_once): Add race guard for PPC.
13328 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13330 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
13331 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
13332 shift counts to avoid out-of-bounds array accesses.
13334 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13336 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
13337 (Pmode): Move above.
13339 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
13341 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
13342 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
13343 GET_CODE macro. Use IN_RANGE macro where appropriate.
13344 * config/alpha/alpha.h: Ditto.
13345 * config/alpha/alpha.md: Ditto.
13346 * config/alpha/constraints.md: Ditto.
13347 * config/alpha/predicates.md: Ditto.
13349 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13351 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
13352 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13353 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13354 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13355 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13356 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13357 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13358 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13359 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13360 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13361 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13362 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13363 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13364 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13365 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13366 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13367 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13368 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13369 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13370 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13371 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13372 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13373 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13374 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13375 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13376 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13377 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13379 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13381 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
13382 references from comments.
13383 * cfgbuild.c: (count_basic_blocks): Delete.
13384 (find_basic_blocks_1): Delete.
13385 (find_basic_blocks): Delete.
13386 * except.c (finish_eh_generation): Make static. Move comment from
13387 except.h here. Remove find_basic_blocks references from comments.
13388 * except.h (finish_eh_generation): Delete.
13389 * basic-block.h (find_basic_blocks): Delete.
13390 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
13392 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
13394 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
13395 (sdbout_parms): Likewise.
13397 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13399 * config/sh/sh.c (prepare_cbranch_operands): Use
13400 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
13401 (expand_cbranchdi4): Likewise.
13402 (from_compare): Add cast to enum type.
13403 (expand_cbranchsi4): Use add_reg_note.
13404 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
13405 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
13406 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
13407 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13408 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
13409 instead of CODE_FOR_nothing.
13410 (cbranchdi4): Likewise. Fix the order of arguments for
13412 (push_fpscr): Use add_reg_note.
13413 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
13414 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
13416 2009-04-21 Joseph Myers <joseph@codesourcery.com>
13418 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
13419 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13420 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13421 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
13422 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
13423 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
13424 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
13425 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
13426 config/alpha/x-vms, config/arc/t-arc,
13427 config/arm/README-interworking, config/arm/arm-c.c,
13428 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
13429 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
13430 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
13431 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
13432 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
13433 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
13434 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
13435 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
13436 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
13437 config/cris/t-elfmulti, config/crx/t-crx,
13438 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
13439 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
13440 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
13441 config/h8300/t-h8300, config/i386/athlon.md,
13442 config/i386/darwin-libgcc.10.4.ver,
13443 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
13444 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
13445 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
13446 config/i386/t-linux64, config/i386/t-nwld,
13447 config/i386/t-rtems-i386, config/i386/t-sol2-10,
13448 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
13449 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
13450 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
13451 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
13452 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
13453 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
13454 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
13455 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
13456 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
13457 config/m68k/t-uclinux, config/mcore/t-mcore,
13458 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
13459 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
13460 config/mips/crtn.asm, config/mips/irix-crti.asm,
13461 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
13462 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
13463 config/mips/mips-fixed.md, config/mips/sb1.md,
13464 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
13465 config/mips/t-iris6, config/mips/t-isa3264,
13466 config/mips/t-libgcc-mips16, config/mips/t-linux64,
13467 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
13468 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
13469 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
13470 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
13471 config/mn10300/t-linux, config/mn10300/t-mn10300,
13472 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
13473 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
13474 config/picochip/libgccExtras/clzsi2.asm,
13475 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
13476 config/rs6000/darwin-libgcc.10.4.ver,
13477 config/rs6000/darwin-libgcc.10.5.ver,
13478 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
13479 config/rs6000/t-aix43, config/rs6000/t-aix52,
13480 config/rs6000/t-darwin, config/rs6000/t-fprules,
13481 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
13482 config/rs6000/t-lynx, config/rs6000/t-netbsd,
13483 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
13484 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
13485 config/rs6000/t-rtems, config/rs6000/t-spe,
13486 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
13487 config/score/t-score-elf, config/sh/divcost-analysis,
13488 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
13489 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
13490 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
13491 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
13492 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
13493 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
13494 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
13495 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
13496 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
13497 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
13498 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
13499 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
13500 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
13501 limitx.h, version.c, xcoff.h: Add copyright and license notices.
13502 * config/h8300/genmova.sh: Include copyright and license notices
13503 in generated output.
13504 * config/h8300/mova.md: Regenerate.
13505 * doc/install.texi2html: Include word "Copyright" in copyright
13506 notice and use name "Free Software Foundation, Inc.".
13507 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13508 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13509 ChangeLog-2007, ChangeLog-2008: Correct dates.
13511 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
13513 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
13514 NE_EXPR operations as well.
13515 * c-parser.c (c_parser_condition): Do not set location information on
13517 (c_parser_conditional_expression): Likewise.
13518 (c_parser_binary_expression): Set location information on operators.
13519 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
13520 TRUTH_NOT_EXPR has been folded.
13521 * fold-const.c (fold_truth_not_expr): Copy location information from
13522 the incoming expression to the outgoing one.
13523 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
13524 recursive calls on the LHS of the operator but pass that of the
13525 operator to recursive calls on the RHS of the operator. Set it
13527 (shortcut_cond_expr): Set the locus of the operator on the second
13528 COND_EXPR and that of the expression on the first in degenerate cases.
13529 Pass the locus of the expression to calls to shortcut_cond_r.
13530 Set the locus of the 'then' block on the associated jump, if any.
13531 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
13532 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
13533 expression to call to gimplify_boolean_expr.
13535 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
13537 * config.gcc: Add additional configuration for
13538 i686-w64-mingw* and x86_64-w64-mingw* triplet.
13539 * config/i386/mingw-w64.h: New mingw-w64 specific header.
13540 (CPP_SPEC): Redefine for allowing -municode option.
13541 (STARTFILE_SPEC): Likewise.
13542 * config/i386/t-mingw-w64: New.
13543 * config/i386/mingw-w64.opt: New.
13544 (municode): Add new target option.
13545 * doc/invoke.texi (municode): Add documentation for new option.
13547 2009-04-21 Ian Lance Taylor <iant@google.com>
13549 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13550 Correct test for number of arguments.
13551 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
13553 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13555 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13556 argument of emit_library_call.
13558 2009-04-21 Richard Guenther <rguenther@suse.de>
13560 PR middle-end/39829
13561 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13562 inside VIEW_CONVERT_EXPRs.
13564 2009-04-21 Martin Jambor <mjambor@suse.cz>
13566 * tree-switch-conversion.c (build_constructors): Split a long line.
13567 (constructor_contains_same_values_p): New function.
13568 (build_one_array): Create assigns of constants if possible, do not
13569 call mark_sym_for_renaming, call update_stmt.
13570 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
13571 make_rename_temp. Do not call mark_symbols_for_renaming, call
13573 (gen_def_assigns): Do not call mark_symbols_for_renaming or
13574 find_new_referenced_vars, call update_stmt.
13575 (gen_inbound_check): Use create_tmp_var and create ssa names manually
13576 instead of calling make_rename_temp. Do not call
13577 find_new_referenced_vars or mark_symbols_for_renaming, call
13580 2009-04-21 Richard Guenther <rguenther@suse.de>
13582 PR tree-optimization/39827
13583 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
13584 (tree_ssa_phiprop): Pass the correct array size.
13586 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13588 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13590 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
13593 * c-typeck.c (lvalue_p): Move declaration ...
13594 * c-common.h (lvalue_p): ... to here.
13595 * c-common.c (candidate_equal_p): New.
13596 (add_tlist): Use it.
13597 (merge_tlist): Use it.
13598 (warn_for_collisions_1): Likewise.
13599 (warning_candidate_p): Accept more candidates.
13600 (verify_tree): A warning candidate can be an expression. Use
13603 2009-04-21 Ben Elliston <bje@au.ibm.com>
13606 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13607 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
13608 options. Remove -mcall-solaris documentation.
13610 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13613 * doc/invoke.texi (-Wlong-long): Update description.
13614 * c-lex (interpret_integer): Only warn if there was no previous
13615 overflow and -Wlong-long is enabled.
13616 * c-decl.c (declspecs_add_type): Drop redundant flags.
13617 * c.opt (Wlong-long): Init to -1.
13618 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13619 and front-end warn_long_long. Wlong-long only depends on other
13620 flags if it is uninitialized.
13621 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13622 the same for CPP and FE.
13623 (restore_extension_diagnostics): Likewise.
13625 2009-04-20 Ian Lance Taylor <iant@google.com>
13627 Fix enum conversions which are invalid in C++:
13628 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13629 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13630 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13631 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13632 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13633 (dbxout_parms): Likewise.
13634 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13635 (df_clear_flags): Likewise.
13636 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13637 top_flag parameter to int.
13638 (df_chain_create_bb_process_use): Likewise.
13639 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13641 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13642 (df_ref_create_structure, df_def_record_1): Likewise.
13643 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13644 (df_notes_rescan): Change 0 to VOIDmode in function call.
13645 (df_get_call_refs, df_insn_refs_collect): Likewise.
13646 (df_bb_regs_collect): Likewise.
13647 (df_entry_block_defs_collect): Likewise.
13648 (df_exit_block_uses_collect): Likewise.
13649 * df.h: Update declarations.
13650 * double-int.c (double_int_divmod): Add cast to enum type.
13651 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13652 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13653 (based_loc_descr): Likewise.
13654 (loc_descriptor_from_tree_1): Change first_op and second_op to
13655 enum dwarf_location_atom. Add cast to enum type.
13656 * expmed.c (init_expmed): Change 0 to SET in function call.
13657 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13658 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13659 (do_store_flag): Likewise.
13660 * fixed-value.h (struct fixed_value): Change mode to enum
13662 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13663 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13665 (insert_insn_decl, insert_decl, insert_state): Likewise.
13666 (automata_list_finish): Likewise.
13667 * genrecog.c (process_define_predicate): Add cast to enum type.
13668 * gensupport.c (init_predicate_table): Add cast to enum type.
13669 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13671 (gimple_build_call_1, gimple_build_label): Likewise.
13672 (gimple_build_goto, gimple_build_asm_1): Likewise.
13673 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13674 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13675 (enum fallback): Rename from enum fallback_t.
13676 (fallback_t): Typedef as int.
13677 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13678 GSI_SAME_STMT in function call.
13679 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13681 (setup_reg_class_relations): Likewise.
13682 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13683 (setup_prohibited_class_mode_regs): Add cast to enum type.
13684 (setup_prohibited_mode_move_regs): Likewise.
13685 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13686 (record_address_regs): Change i to enum reg_class.
13687 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13688 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13689 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13690 (GET_MODE_2XWIDER_MODE): Likewise.
13691 (GET_CLASS_NARROWEST_MODE): Likewise.
13692 * omp-low.c (expand_omp_for): Add cast to enum type.
13693 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13694 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13695 * postreload.c (reload_cse_simplify_operands): Change rclass local
13697 * predict.c (combine_predictions_for_insn): Change best_predictor
13698 and predictor to enum br_predictor.
13699 (combine_predictions_for_bb): Likewise.
13700 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13701 use SET_PREDICT_EXPR_OUTCOME.
13702 * real.c (real_arithmetic): Change icode to code in function call.
13703 * reginfo.c (init_move_cost): Add casts to enum type.
13704 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13705 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13707 * reload.c (find_valid_class): Add casts to enum type.
13708 (push_reload): Change 0 to NO_REGS in function call.
13709 (find_reloads): Change this_alternative to array of enum
13710 reg_class. Remove some now-unnecessary casts.
13711 (make_memloc): Change 0 to VOIDmode in function call.
13712 * reload1.c (reload): Change 0 to VOIDmode in function call.
13713 (eliminate_regs_1, elimination_effects): Likewise.
13714 (eliminate_regs_in_insn): Likewise.
13715 (emit_input_reload_insns): Add cast to enum type.
13716 (delete_output_reload): Change 0 to VOIDmode in function call.
13717 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13718 to enum type in function call.
13719 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13720 (SET_PREDICT_EXPR_OUTCOME): Define.
13721 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13722 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13723 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13724 (dump_function): Likewise.
13725 * tree-dump.h: Update declarations.
13726 * tree-pass.h: Update declarations.
13727 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13728 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13730 (arm_rtx_costs_1): Correct parenthesization.
13731 (arm_rtx_costs): Add casts to enum type.
13732 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13733 (vfp_emit_fstmd): Use add_rg_note.
13734 (emit_multi_reg_push, emit_sfm): Likewise.
13735 (thumb_set_frame_pointer): Likewise.
13736 (arm_expand_prologue): Likewise.
13737 (arm_regno_class): Change return type to enum reg_class.
13738 (thumb1_expand_prologue): Use add_reg_note.
13739 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13740 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13742 * config/arm/gentune.sh: Add cast to enum type.
13743 * config/arm/arm-tune.md: Rebuild.
13744 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13745 (ix86_split_fp_branch, predict_jump): Likewise.
13746 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13747 insn_code to enum rtx_code.
13748 (ix86_builtin_vectorized_function): Add cast to enum type.
13749 * config/i386/i386.md (truncdfsf2): Change slot to enum
13751 (truncxf<mode>2, isinf<mode>2): Likewise.
13752 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13754 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13755 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13756 (insert_bundle_state): Change 1 to INSERT in function call.
13757 (ia64_add_bundle_selector_before): Likewise.
13758 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13759 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13760 (restore_stack_nonlocal): Likewise.
13761 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13763 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13765 (mips_rtx_costs): Likewise.
13766 (mips_override_options): Add casts to enum type.
13767 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13769 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13770 (store_reg, set_reg_plus_d): Likewise.
13771 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13772 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13774 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13776 (emit_unlikely_jump): Use add_reg_note.
13777 (rs6000_emit_allocate_stack): Likewise.
13778 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13779 (output_toc): Change 1 to INSERT in function call.
13780 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13781 (rs6000_initialize_trampoline): Likewise.
13782 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13784 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13785 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13786 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13787 (save_gprs): Use add_reg_note.
13788 (s390_emit_prologue): Likewise.
13789 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13790 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13791 (sparc_fold_builtin): Add cast to enum type.
13792 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13794 (spu_expand_prologue): Use add_reg_note.
13795 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13797 2009-04-20 Ian Lance Taylor <iant@google.com>
13799 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13800 (c_parser_postfix_expression_after_primary): Get VEC for list of
13801 arguments. Get original types of arguments. Call
13802 build_function_call_vec.
13803 (cached_expr_list_1, cached_expr_list_2): New static variables.
13804 (c_parser_expr_list): Change return type to VEC *. Add
13805 p_orig_types parameter. Change all callers.
13806 (c_parser_release_expr): New static function.
13807 (c_parser_vec_to_tree_list): New static function.
13808 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13809 call build_function_call_vec.
13810 (build_function_call_vec): New function, based on old
13811 build_function_call.
13812 (convert_arguments): Remove nargs and argarray parameters. Change
13813 values to a VEC. Add origtypes parameter.
13814 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13815 (convert_for_assignment): Add origtype parameter. Change all
13816 callers. If warn_cxx_compat, check for conversion to an enum
13817 type when calling a function.
13818 (store_init_value): Add origtype parameter. Change all callers.
13819 (digest_init): Likewise.
13820 (struct init_node): Add origtype field.
13821 (add_pending_init): Add origtype parameter. Change all callers.
13822 (output_init_element): Likewise.
13823 (output_pending_init_elements): Pass origtype from init_node to
13824 output_init_element.
13825 (process_init_element): Pass origtype from c_expr to
13826 output_init_element.
13827 (c_finish_return): Add origtype parameter. Change all callers.
13828 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13830 (sync_resolve_params): Likewise.
13831 (sync_resolve_return): Change params to first_param. Change caller.
13832 (resolve_overloaded_builtins): Change params to VEC *. Change
13833 callers. Save first parameter around call to build_function_call_vec.
13834 * c-decl.c (finish_decl): Add origtype parameter. Change all
13835 callers. Call build_function_call_vec rather than
13836 build_function_call for cleanup.
13837 * c-tree.h: Update declarations.
13838 * c-common.h: Update declarations.
13839 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13840 params to first_param.
13841 * target.h (struct gcc_target): Change resolve_overloaded_builtin
13842 params parameter from tree to void *.
13843 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13844 Change arglist parameter to have type void *, and to be a pointer
13846 * config/rs6000/rs6000-protos.h
13847 (altivec_resolve_overloaded_builtin): Update declaration.
13848 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
13849 fnargs parameter to have type void *, and to be a pointer to a
13850 VEC. Call build_function_call_vec instead of
13851 build_function_call.
13852 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
13854 2009-04-20 Joey Ye <joey.ye@intel.com>
13855 Xuepeng Guo <xuepeng.guo@intel.com>
13856 H.J. Lu <hongjiu.lu@intel.com>
13858 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
13860 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
13861 (IX86_LEA_PRIORITY): Likewise.
13862 (distance_non_agu_define): New function.
13863 (distance_agu_use): Likewise.
13864 (ix86_lea_for_add_ok): Likewise.
13865 (ix86_dep_by_shift_count): Likewise.
13867 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
13868 should split for LEA.
13870 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
13872 (ix86_dep_by_shift_count): Likewise.
13874 2009-04-20 Richard Guenther <rguenther@suse.de>
13876 * expr.c (handled_component_p): Move ...
13877 * tree.h (handled_component_p): ... here.
13878 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
13879 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
13880 and REALPART_EXPR to be in one group.
13882 2009-04-20 Richard Guenther <rguenther@suse.de>
13884 * basic-block.h (get_all_dominated_blocks): Declare.
13885 * dominance.c (get_all_dominated_blocks): New function.
13886 * tree-cfg.c (get_all_dominated_blocks): Remove.
13887 (remove_edge_and_dominated_blocks): Adjust.
13888 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
13889 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
13890 instead of recursing.
13892 2009-04-20 Doug Kwan <dougkwan@google.com>
13894 * cgraph.h (cgraph_node_ptr): New type for vector functions.
13895 (struct cgraph_node_set_def): New type.
13896 (cgraph_node_set) New type. Also declare vector functions.
13897 (struct cgraph_node_set_element_def): New type.
13898 (cgraph_node_set_element): Ditto.
13899 (cgraph_node_set_iterator): New iterator type.
13900 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
13901 cgraph_node_set_remove, dump_cgraph_node_set,
13902 debug_cgraph_node_set): New prototypes.
13903 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
13904 cgraph_node_set_size): New inlines.
13905 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
13906 including cgraph.h.
13907 (struct ipa_opt_pass): Add struct cgraph_node_set_def
13908 argument to function 'write_summary'.
13909 * ipa.c: Include ggc.h.
13910 (hash_cgraph_node_set_element,
13911 eq_cgraph_node_set_element, cgraph_node_set_new,
13912 cgraph_node_set_add, cgraph_node_set_remove,
13913 cgraph_node_set_find, dump_cgraph_node_set,
13914 debug_cgraph_node_set): New functions.
13915 * Makefile.in (ipa.o): Add dependency on GGC_H.
13917 2009-04-20 Ira Rosen <irar@il.ibm.com>
13919 PR tree-optimization/39675
13920 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
13921 check of the return code of vect_schedule_slp. Check that
13922 stmt_vec_info still exists for the statement, before checking its
13923 vectorization type.
13925 2009-04-20 Michael Matz <matz@suse.de>
13927 * Makefile.in (generated_files): Take out $(simple_generated_c).
13929 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
13931 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
13932 (UINTPTR_TYPE): Likewise.
13934 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13937 * c-typeck.c (digest_init): Check for initializing an array with a
13940 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13943 * c-semantics.c (pop_stmt_list): Propagate
13944 STATEMENT_LIST_HAS_LABEL to parent statement list.
13946 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
13948 * config/mips/mips.h (mips_tune_attr): New macro.
13949 * config/mips/mips.md (cpu): Use it.
13951 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13954 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
13957 2009-04-19 Diego Novillo <dnovillo@google.com>
13959 * toplev.c (compile_file): Move call to coverage_finish ...
13960 * cgraphunit.c (ipa_passes): ... here.
13961 Call cgraph_process_new_functions.
13962 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
13963 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
13965 2009-04-19 Jan Hubicka <jh@suse.cz>
13967 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
13969 (dump_cgraph_node): Dump can throw external flag.
13970 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
13972 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13976 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
13977 * common.opt (Wlogical-op): Move from here...
13978 * c.opt (Wlogical-op): ... to here.
13979 * c-typeck.c (parser_build_binary_op): Update call to
13980 warn_logical_operator.
13981 * c-opts.c (c_common_post_options): Enable warn_logical_op with
13983 * c-common.c (warn_logical_op): Update.
13984 * c-common.h (warn_logical_op): Update declaration.
13986 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
13988 * tree.c (protected_set_expr_location): Fix formatting.
13990 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13993 * c-typeck.c (readonly_warning): new.
13994 (build_unary_op, build_modify_expr): Use readonly_warning for
13995 storing into something readonly but not const-qualified.
13997 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14000 * c-typeck.c (build_unary_op): Check for taking address of
14001 expression of type void.
14003 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14006 * c-typeck.c (build_function_call): Check for calling a function
14007 with qualified void return types. Call require_complete_type when
14010 2009-04-18 Jan Hubicka <jh@suse.cz>
14012 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
14014 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
14015 can_throw_external flag.
14016 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
14017 * ipa-pure-const.c (ignore_edge): New function.
14018 (propagate): Compute order for NOTHROW computation; set NOTHROWs
14019 only over can_throw_external edges.
14020 (local_pure_const): Add nothrow flag.
14021 * ipa-utils.c (searchc): Add ignore_edge callback.
14022 (ipa_utils_reduced_inorder): Add ignore_edge callback.
14023 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
14024 (set_nothrow_function_flags): Update cgraph.
14025 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
14027 2009-04-18 Richard Guenther <rguenther@suse.de>
14029 PR middle-end/39804
14030 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
14031 (fold_stmt): ... this and ...
14032 (fold_stmt_inplace): ... this.
14033 (fold_stmt_1): Fold references in calls and asms.
14034 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
14036 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14038 * tree-vrp.c (ssa_name_nonzero_p): Remove.
14039 * tree.h: Remove the prototype for ssa_name_nonzero_p.
14041 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14043 * tree.c (function_args_count): Remove.
14044 * tree.h: Remove the prototype for function_args_count.
14046 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14048 * tree-iterator.c (expr_only): Remove.
14049 * tree.h: Remove the prototype for expr_only.
14051 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14053 * reginfo.c (cannot_change_mode_set_regs): Remove.
14054 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
14056 2009-04-08 Anatoly Sokolov <aesok@post.ru>
14058 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
14059 whether operands 0 and 1 overlaps.
14061 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
14063 PR middle-end/36902
14064 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
14065 pointer. Use warning_at instead of warning.
14066 (search_for_addr_array): Likewise.
14067 (check_array_bounds): Likewise.
14068 (check_all_array_refs): Check that the incoming edge is not in the
14069 list of edges to be removed.
14070 (check_all_array_refs): Avoid the temporal pointer.
14071 (vrp_visit_cond_stmt): Fix typo.
14072 (simplify_switch_using_ranges): Handle the case where the switch
14073 index is an integer constant.
14075 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
14077 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
14079 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14081 * doc/extend.texi, doc/invoke.texi: Fix typos.
14083 2009-04-17 Cary Coutant <ccoutant@google.com>
14085 * tree-flow-inline.h (get_lineno): Fix inverted test.
14087 2009-04-17 Diego Novillo <dnovillo@google.com>
14089 * tree-ssa-pre.c (create_expression_by_pieces): Remove
14090 assertion for AVAIL_OUT.
14092 2009-04-17 Mike Frysinger <vapier@gentoo.org>
14095 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
14096 * config/sh/linux-atomic.asm: Likewise.
14098 2009-04-17 Diego Novillo <dnovillo@google.com>
14100 * except.c (debug_eh_tree): New.
14101 (struct eh_region, struct eh_status): Move ...
14102 * except.h: ... here.
14103 (add_type_for_runtime): Declare extern.
14104 (lookup_type_for_runtime): Likewise.
14105 (debug_eh_tree): Declare.
14106 * Makefile.in (GTFILES): List except.h before except.c
14108 2009-04-17 Diego Novillo <dnovillo@google.com>
14110 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
14111 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
14112 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
14113 (find_vars_r): ... here.
14114 * tree-flow.h (find_referenced_vars_in): Declare.
14115 * tree-ssa-pre.c (create_expression_by_pieces): Assert
14116 that AVAIL_OUT exists for BLOCK.
14117 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
14118 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
14119 (tree-parloops.o): Likewise.
14121 2009-04-17 Simon Baldwin <simonb@google.com>
14123 * toplev.c (default_tree_printer): Add handling for %E format.
14125 2009-04-17 Diego Novillo <dnovillo@google.com>
14127 * tree-pretty-print.c (dump_generic_node): Add break after
14128 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
14129 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
14130 FUNCTION_TYPE together. Call print_struct_decl when printing
14131 structures and TDF_SLIM is not given.
14132 (print_struct_decl): Fix logic for detecting recursion.
14134 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14137 * gcc.c (create_at_file): New.
14138 (compile_input_file_p): New.
14139 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
14140 * main.c (main): Update call to toplev_main.
14141 * toplev.c (toplev_main): Change signature. Call expandargv.
14142 * toplev.h (toplev_main): Change signature.
14144 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14146 * dwarf2out.c (field_byte_offset): Use the type size as the field size
14147 if the latter is not constant.
14149 2009-04-17 David Edelsohn <edelsohn@gnu.org>
14151 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
14153 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14155 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
14156 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
14158 2009-04-17 Richard Guenther <rguenther@suse.de>
14160 * tree-ssa-structalias.c (get_constraint_for_component_ref):
14161 Handle component references view-converting an invariant address.
14163 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
14165 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
14166 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
14167 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
14168 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
14169 Use @deftypevr rather than @deftypevar.
14171 2009-04-17 Richard Guenther <rguenther@suse.de>
14173 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
14174 (get_prop_source_stmt): Likewise.
14175 (can_propagate_from): Likewise.
14177 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
14179 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
14180 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
14181 (--with-multilib-list): Add default value.
14182 * configure: Regenerate.
14183 * Makefile.in (TM_ENDIAN_CONFIG): Define.
14184 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
14185 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
14186 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
14187 Don't add default cpu to multilib list unnecessarily, but do enable
14188 the relevant compiler option..
14189 Add support for --with-multilib-list=<blank> and
14190 --with-multilib-list=!<somelib> to supress unwanted multilibs.
14191 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
14192 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
14193 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
14194 TM_MULTILIB_CONFIG.
14195 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
14196 (MULTILIB_OSDIRNAMES): New variable.
14197 * config/sh/t-1e: Delete file.
14198 * config/sh/t-mlib-sh1: Delete file.
14199 * config/sh/t-mlib-sh2: Delete file.
14200 * config/sh/t-mlib-sh2a: Delete file.
14201 * config/sh/t-mlib-sh2a-nofpu: Delete file.
14202 * config/sh/t-mlib-sh2a-single: Delete file.
14203 * config/sh/t-mlib-sh2a-single-only: Delete file.
14204 * config/sh/t-mlib-sh2e: Delete file.
14205 * config/sh/t-mlib-sh3e: Delete file.
14206 * config/sh/t-mlib-sh4: Delete file.
14207 * config/sh/t-mlib-sh4-nofpu: Delete file.
14208 * config/sh/t-mlib-sh4-single: Delete file.
14209 * config/sh/t-mlib-sh4-single-only: Delete file.
14210 * config/sh/t-mlib-sh4a: Delete file.
14211 * config/sh/t-mlib-sh4a-nofpu: Delete file.
14212 * config/sh/t-mlib-sh4a-single: Delete file.
14213 * config/sh/t-mlib-sh4a-single-only: Delete file.
14214 * config/sh/t-mlib-sh4al: Delete file.
14215 * config/sh/t-mlib-sh5-32media: Delete file.
14216 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
14217 * config/sh/t-mlib-sh5-64media: Delete file.
14218 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
14219 * config/sh/t-mlib-sh5-compact: Delete file.
14220 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
14221 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
14222 * doc/install.texi (Options specification): Add
14223 --with-multilib-list and --with-endian.
14225 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14227 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
14229 (OBJS-common): Add plugin-version.o.
14230 (plugin-version.o): New.
14231 * gcc-plugin.h (plugin_gcc_version): New.
14232 (plugin_default_version_check): New.
14233 (plugin_init_func, plugin_init): Add version argument.
14234 * plugin-version.c: New.
14235 * plugin.c (str_plugin_gcc_version_name): New.
14236 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
14237 pass it to the init function.
14238 (plugin_default_version_check): New.
14240 2009-04-17 Richard Guenther <rguenther@suse.de>
14242 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
14243 for decl-vs-decl disambiguation.
14245 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
14247 * config/s390/s390.h (s390_tune_attr): New macro definition.
14248 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
14250 2009-04-17 Richard Guenther <rguenther@suse.de>
14252 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
14253 (fold_stmt_r): Likewise.
14254 (maybe_fold_reference): New function.
14255 (fold_gimple_assign): Handle cases fold_stmt_r did.
14256 (fold_stmt): Do not use fold_stmt_r.
14257 (fold_stmt_inplace): Likewise.
14259 2009-04-17 Richard Guenther <rguenther@suse.de>
14261 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
14262 (record_equivalences_from_stmt): Remove useless checks and
14264 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
14265 the type is already suitable.
14267 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
14269 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
14271 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
14273 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
14274 (CMPtype): Define as __gcc_CMPtype.
14276 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
14278 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
14279 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
14281 2009-04-17 Richard Guenther <rguenther@suse.de>
14283 PR tree-optimization/39746
14284 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
14285 special-casing for builtins and static variable use/def.
14286 (call_may_clobber_ref_p_1): Likewise.
14288 2009-04-16 Ian Lance Taylor <iant@google.com>
14290 * df.h: Include "timevar.h".
14291 (struct df_problem): Change tv_id field to timevar_id_t.
14292 * tree-pass.h: Include "timevar.h".
14293 (struct opt_pass): Change tv_id field to timevar_id_t.
14294 * timevar.h (timevar_id_t): Define TV_NONE.
14295 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
14296 TV_NONE rather than tv_id != 0.
14297 (execute_one_pass): Likewise.
14298 * Makefile.in (DF_H): Add $(TIMEVAR_H).
14299 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
14300 dependencies to $(TREE_PASS_H).
14301 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
14303 (pass_branch_target_load_optimize2): Likewise.
14304 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
14305 (pass_outof_cfg_layout_mode): Likewise.
14306 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
14307 (pass_rebuild_cgraph_edges): Likewise.
14308 (pass_remove_cgraph_callee_edges): Likewise.
14309 * df-core.c (pass_df_initialize_opt): Likewise.
14310 (pass_df_initialize_no_opt): Likewise.
14311 (pass_df_finish): Likewise.
14312 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
14313 * except.c (pass_set_nothrow_function_flags): Likewise.
14314 (pass_convert_to_eh_region_ranges): Likewise.
14315 * final.c (pass_compute_alignments): Likewise.
14316 * function.c (pass_instantiate_virtual_regs): Likewise.
14317 (pass_init_function): Likewise.
14318 (pass_leaf_regs): Likewise.
14319 (pass_match_asm_constraints): Likewise.
14320 * gimple-low.c (pass_lower_cf): Likewise.
14321 (pass_mark_used_blocks): Likewise.
14322 * init-regs.c (pass_initialize_regs): Likewise.
14323 * integrate.c (pass_initial_value_sets): Likewise.
14324 * ira.c (pass_ira): Likewise.
14325 * jump.c (pass_cleanup_barriers): Likewise.
14326 * omp-low.c (pass_expand_omp): Likewise.
14327 (pass_lower_omp): Likewise.
14328 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
14329 * recog.c (pass_split_all_insns): Likewise.
14330 (pass_split_after_reload): Likewise.
14331 (pass_split_before_regstack): Likewise.
14332 (pass_split_before_sched2): Likewise.
14333 (pass_split_for_shorten_branches): Likewise.
14334 * reginfo.c (pass_reginfo_init): Likewise.
14335 (pass_subregs_of_mode_init): Likewise.
14336 (pass_subregs_of_mode_finish): Likewise.
14337 * passes.c (pass_postreload): Likewise.
14338 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
14339 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
14340 (pass_warn_function_return): Likewise.
14341 (pass_warn_function_noreturn): Likewise.
14342 * tree-complex.c (pass_lower_complex): Likewise.
14343 (pass_lower_complex_O0): Likewise.
14344 * tree-if-conv.c (pass_if_conversion): Likewise.
14345 * tree-into-ssa.c (pass_build_ssa): Likewise.
14346 * tree-mudflap.c (pass_mudflap_1): Likewise.
14347 (pass_mudflap_2): Likewise.
14348 * tree-nomudflap.c (pass_mudflap_1): Likewise.
14349 (pass_mudflap_2): Likewise.
14350 * tree-nrv.c (pass_return_slot): Likewise.
14351 * tree-object-size.c (pass_object_sizes): Likewise.
14352 * tree-optimize.c (pass_all_optimizations): Likewise.
14353 (pass_early_local_passes): Likewise.
14354 (pass_all_early_optimizations): Likewise.
14355 (pass_cleanup_cfg): Likewise.
14356 (pass_cleanup_cfg_post_optimizing): Likewise.
14357 (pass_free_datastructures): Likewise.
14358 (pass_free_cfg_annotations): Likewise.
14359 (pass_fixup_cfg): Likewise.
14360 (pass_init_datastructures): Likewise.
14361 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
14362 (pass_late_warn_uninitialized): Likewise.
14363 (pass_update_address_taken): Likewise.
14364 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
14365 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
14366 (pass_cse_sincos): Likewise.
14367 (pass_convert_to_rsqrt): Likewise.
14368 * tree-ssa-structalias.c (pass_build_alias): Likewise.
14369 * tree-stdarg.c (pass_stdarg): Likewise.
14370 * tree-tailcall.c (pass_tail_recursion): Likewise.
14371 (pass_tail_calls): Likewise.
14372 * tree-vect-generic.c (pass_lower_vector): Likewise.
14373 (pass_lower_vector_ssa): Likewise.
14374 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
14376 2009-04-16 Joseph Myers <joseph@codesourcery.com>
14378 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
14380 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
14382 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
14383 logical and signext.
14385 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
14388 * config/sh/predicates.md (arith_operand): Check if the operand
14389 of TRUNCATE is a REG.
14391 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14393 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14394 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14396 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14398 * tree-iterator.c (tsi_split_statement_list_after,
14399 tsi_split_statement_list_before): Remove.
14400 * tree-iterator.h: Remove the prototypes for
14401 tsi_split_statement_list_after and tsi_split_statement_list_before.
14403 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14405 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
14406 * tree-ssa-propagate.h: Remove the prototype for
14407 stmt_makes_single_load.
14409 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14411 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
14412 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
14414 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14416 * tree-iterator.c (EXPR_LAST_BODY): Remove.
14418 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14420 * except.c (eh_region_outer_p): Remove.
14421 * except.h: Remove the prototype for eh_region_outer_p.
14423 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14425 * function.c (current_function_assembler_name): Remove.
14426 * function.h: Remove the prototype for
14427 current_function_assembler_name.
14429 2009-04-16 Ian Lance Taylor <iant@google.com>
14431 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
14432 (add_reg_note): Call alloc_reg_note.
14433 * rtl.h (alloc_reg_note): Declare.
14434 * combine.c (try_combine): Use alloc_reg_note.
14435 (recog_for_combine, move_deaths): Likewise.
14436 (distribute_notes): Use alloc_reg_note and add_reg_note.
14437 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
14438 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
14439 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
14441 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
14443 PR rtl-optimization/39762
14444 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
14445 ira_may_move_out_cost): Add comments about way of their usage.
14446 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
14448 * ira-conflicts.c (process_regs_for_copy): Use function
14449 ira_get_register_move_cost instead of global
14450 ira_register_move_cost.
14452 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
14453 color_pass, move_spill_restore, update_curr_costs): Ditto.
14455 * ira-lives.c (process_single_reg_class_operands): Ditto.
14457 * ira-emit.c (emit_move_list): Ditto.
14459 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
14460 (record_reg_classes): Ditto. Use functions
14461 ira_get_register_move_cost and ira_get_may_move_cost instead of
14462 global vars ira_register_move_cost, ira_may_move_out_cost and
14463 ira_may_move_in_cost.
14464 (record_address_regs): Don't call ira_init_register_move_cost.
14465 Use function ira_get_may_move_cost instead of global
14466 ira_may_move_in_cost.
14467 (process_bb_node_for_hard_reg_moves): Use function
14468 ira_get_register_move_cost instead of global ira_register_move_cost.
14469 (ira_costs): Don't call ira_init_register_move_cost.
14471 2009-04-16 Richard Guenther <rguenther@suse.de>
14473 * tree-cfg.c (verify_gimple_assign_binary):
14474 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
14475 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
14476 (create_general_new_stmt): Note that this function is broken.
14478 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14480 * common.opt (fhelp): Add Var(help_flag).
14481 * gcc-plugin.h (plugin_info): Add help.
14482 * plugin.c (plugin_name_args): Add help.
14483 (register_plugin_info): Set plugin->help.
14484 (print_help_one_plugin): New.
14485 (print_plugins_help): New.
14486 * plugin.h (print_plugins_help): New.
14487 * toplev.c (toplev_main): Call print_plugins_help if needed.
14489 2009-04-16 Richard Guenther <rguenther@suse.de>
14491 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
14492 (gimple_ior_addresses_taken_1): New function.
14493 (gimple_ior_addresses_taken): Likewise.
14494 * gimple.h (struct gimple_statement_with_ops_base): Remove
14495 addresses_taken member.
14496 (gimple_ior_addresses_taken): Declare.
14497 (gimple_addresses_taken, gimple_addresses_taken_ptr,
14498 gimple_set_addresses_taken): Remove.
14499 * ipa-reference.c (mark_address): New function.
14500 (scan_stmt_for_static_refs): Use it for marking addresses taken.
14501 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
14502 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
14503 (gimple_add_to_addresses_taken): Remove.
14504 (get_tmr_operands): Call mark_address_taken.
14505 (get_asm_expr_operands): Likewise.
14506 (get_expr_operands): Likewise.
14507 (build_ssa_operands): Do not clear the addresses_taken bitmap.
14508 (free_stmt_operands): Do not free it.
14509 * tree-ssa.c (delete_tree_ssa): Likewise.
14510 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
14512 2009-04-16 Richard Guenther <rguenther@suse.de>
14514 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
14515 (walk_stmt_load_store_ops): Likewise.
14516 * gimple.c (get_base_loadstore): New function.
14517 (walk_stmt_load_store_addr_ops): Likewise.
14518 (walk_stmt_load_store_ops): Likewise.
14519 * ipa-pure-const.c (check_op): Simplify.
14520 (check_load, check_store): New functions.
14521 (check_stmt): Use walk_stmt_load_store_ops.
14522 * ipa-reference.c (mark_load): Adjust signature.
14523 (mark_store): Likewise.
14524 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
14526 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14528 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
14529 (plugin_info): New.
14530 * opts.c (common_handle_option): Don't call print_version.
14531 * plugin.c (plugin_name_args): Add version.
14532 (register_plugin_info): New.
14533 (register_callback): Handle PLUGIN_INFO.
14534 (try_init_one_plugin): New.
14535 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
14537 (finalize_one_plugin): New.
14538 (finalize_plugins): New.
14539 (print_one_plugin): New.
14540 (print_plugins_versions): New.
14541 * plugin.h (print_plugins_versions): New.
14542 (finalize_plugins): New.
14543 * toplev.c (compile_file): Don't call initialize_plugins.
14544 (print_version): Call print_plugins_versions.
14545 (toplev_main): Call initialize_plugins. Print version if needed.
14546 Call finalize_plugins.
14548 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14550 * common.opt (fversion): New.
14551 * gcc.c (print_version): New.
14552 (process_command): Don't print the version. Just set print_version.
14553 (main): Print version. Call subprocesses if print_version and
14554 verbose_flag are set.
14555 * opts.c (common_handle_option): Handle OPT_fversion.
14557 2009-04-16 Richard Guenther <rguenther@suse.de>
14558 Ira Rosen <irar@il.ibm.com>
14560 PR tree-optimization/39698
14561 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
14562 type of the reduction variable. Only generate the def if
14565 * omp-low.c (expand_omp_for_generic): When converting to a pointer
14566 make sure to first convert to an integer of the same precision.
14567 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
14568 the type of the evolution correctly in computing the new
14569 induction variable base.
14571 2009-04-16 Richard Guenther <rguenther@suse.de>
14573 PR middle-end/39625
14574 * tree-cfg.c (make_blocks): Split statements with to-be
14575 abnormal SSA names on the lhs.
14577 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
14579 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
14580 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
14581 * c-typeck.c (really_start_incremental_init): Likewise.
14582 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
14583 (TARGET_INITIALIZER): Remove it.
14584 * target.h (struct target): Remove vector_opaque_p.
14585 * tree.c (build_opaque_vector_type): New.
14586 * tree.h (TYPE_VECTOR_OPAQUE): New.
14587 (build_opaque_vector_type): Declare.
14588 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
14589 * config/rs6000/rs6000.c (build_opaque_vector_type,
14590 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
14591 (rs6000_init_builtins): Use build_opaque_vector_type for
14592 opaque_V4SI_type_node.
14594 2009-04-15 Catherine Moore <clm@codesourcery.com>
14596 * debug.h (set_name): Declare.
14597 * dwarf2out.c (dwarf2out_set_name): Declare.
14598 (dwarf2_debug_hooks): Add set_name.
14599 (find_AT_string): New.
14600 (add_AT_string): Call find_AT_string.
14601 (dwarf2out_set_name): New.
14602 * cp/decl.c (grokdeclarator): Call set_name.
14603 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
14604 * debug.c (do_nothing_debug_hooks): Likewise.
14605 * dbxout.c (dbx_debug_hooks): Likewise.
14606 * sdbout.c (sdb_debug_hooks): Likewise.
14608 2009-04-15 Michael Eager <eager@eagercon.com>
14610 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
14611 reg for single-precision FPU.
14612 * config/rs6000/rs6000.md (movsi_internal1): Only for
14613 !TARGET_SINGLE_FPU.
14614 (movsi_internal1_single): New. Add pattern to move SI values to/from
14615 single-precision FP regs.
14617 2009-04-15 Richard Guenther <rguenther@suse.de>
14619 * omp-low.c (lower_rec_input_clauses): Build correct address
14621 (expand_omp_for_generic): Fix multiplication type.
14622 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14623 (generate_memset_zero): Fix types.
14624 * tree-profile.c (prepare_instrumented_value): Correctly
14627 2009-04-15 Ian Lance Taylor <iant@google.com>
14629 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14630 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14631 for -Wall and for -Wc++-compat.
14632 (c_common_post_options): For C++, set warn_enum_compare if not
14634 * c-tree.h (struct c_expr): Add field original_type.
14635 (build_external_ref): Update declaration.
14636 * c-parser.c (c_parser_braced_init): Set original_type.
14637 (c_parser_initelt): Likewise.
14638 (c_parser_expr_no_commas): Likewise.
14639 (c_parser_conditional_expression): Likewise.
14640 (c_parser_cast_expression): Likewise.
14641 (c_parser_unary_expression): Likewise. Pull setting of
14642 original_code to top of function.
14643 (c_parser_sizeof_expression): Set original_type.
14644 (c_parser_alignof_expression): Likewise.
14645 (c_parser_postfix_expression): Likewise. Pull setting of
14646 original_code to top of function.
14647 (c_parser_postfix_expression_after_paren_type): Set original_type.
14648 (c_parser_postfix_expression_after_primary): Likewise.
14649 (c_parser_expression): Likewise.
14650 * c-typeck.c (build_external_ref): Add type parameter. Change all
14652 (c_expr_sizeof_expr): Set original_type field.
14653 (parser_build_unary_op): Likewise.
14654 (parser_build_binary_op): Likewise. Optionally warn about
14655 comparisons of enums of different types.
14656 (digest_init): Set original_type field.
14657 (really_start_incremental_init): Likewise.
14658 (push_init_level, pop_init_level): Likewise.
14659 * doc/invoke.texi (Warning Options): -Wenum-compare now
14662 2009-04-15 Richard Guenther <rguenther@suse.de>
14664 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14665 out a necessary conversion.
14666 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14667 names we didn't value number.
14668 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14670 2009-04-15 Richard Guenther <rguenther@suse.de>
14672 PR tree-optimization/39764
14673 * tree-ssa-ccp.c (get_value): Canonicalize value with
14674 canonicalize_float_value.
14676 2009-04-15 Jan Hubicka <jh@suse.cz>
14678 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14679 Wrong version of patch.
14681 2009-04-15 Jan Hubicka <jh@suse.cz>
14683 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14685 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14687 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14688 our distinct integral and vector types.
14690 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14692 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14693 * init.c (build_vtbl_address): Remove call to assemble_external.
14695 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14697 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14698 output for other floating point modes.
14700 2009-04-14 Diego Novillo <dnovillo@google.com>
14702 * diagnostic.c (diagnostic_report_diagnostic): Do not
14703 warn about loaded plugins for DK_ERROR and DK_WARNING.
14704 * c-decl.c (declspecs_add_type): Move call to
14705 invoke_plugin_callbacks ...
14706 * c-parser.c (c_parser_declspecs): ... here.
14707 * plugin.c (dump_active_plugins): Tidy output.
14709 2009-04-14 Diego Novillo <dnovillo@google.com>
14710 Le-Chun Wu <lcwu@google.com>
14712 * configure.ac: Add --enable-plugin support.
14713 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14714 * Makefile.in (PLUGIN_H): Define.
14715 Export ENABLE_PLUGIN and GMPINC to site.exp.
14716 Add PLUGINLIBS to link command.
14717 Add/modify dependencies for plugin.o and files including plugin.h.
14719 * config.in: Regenerate.
14721 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14724 2009-04-14 Le-Chun Wu <lcwu@google.com>
14726 * tree-pass.h (register_one_dump_file): Add a prototype for
14727 register_one_dump_file.
14728 * toplev.c (compile_file): Call initialize_plugins.
14729 (do_compile): Call invoke_plugin_callbacks.
14730 (toplev_main): Call invoke_plugin_callbacks.
14731 * common.opt: Add -fplugin= and -fplugin-arg-.
14732 * gcc-plugin.h: New public header file for plugins to include.
14733 * plugin.c: New source file.
14734 * plugin.h: New internal header file.
14735 * passes.c (register_one_dump_file): Make it external.
14737 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14739 2009-04-14 Diego Novillo <dnovillo@google.com>
14741 * doc/plugins.texi: New.
14742 * doc/gccint.texi: Add reference to Plugins chapter.
14743 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14744 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14745 loaded plugins, if any.
14746 * timevar.def (TV_PLUGIN_INIT): Define.
14747 (TV_PLUGIN_RUN): Define.
14748 * plugin.c: Include timevar.h
14749 (plugins_active_p): New.
14750 (dump_active_plugins): New.
14751 (debug_active_plugins): New.
14753 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14755 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14757 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14759 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14761 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14762 the same as a minus without a shift.
14764 2009-04-14 Nick Clifton <nickc@redhat.com>
14766 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14767 comparisons with small integers will always produce a short
14770 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14773 2008-12-19 Diego Novillo <dnovillo@google.com>
14775 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14777 2009-04-14 Richard Guenther <rguenther@suse.de>
14779 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14781 (verify_gimple_assign_binary): Likewise. Handle shifts and
14783 (verify_gimple_phi): Print the mismatched argument position.
14784 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14786 (vect_update_init_of_dr): Likewise.
14787 * matrix-reorg.c (transform_access_sites): Do what the
14789 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14791 2009-04-13 Michael Eager <eager@eagercon.com>
14793 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14794 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14795 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14796 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14797 remove duplicate config
14799 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14801 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14802 file_name:line_number type locator of the call site.
14804 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14806 * genautomata.c: Put blank after comma.
14807 (automaton_decls): New.
14808 (struct unit_usage): Add comments to member next.
14809 (store_alt_unit_usage): Keep the list ordered.
14810 (unit_present_on_list_p, equal_alternatives_p): New.
14811 (check_regexp_units_distribution): Check units distribution
14812 correctness correctly.
14813 (main): Don't write automata if error is found. Return correct
14816 * config/m68k/cf.md (cfv4_ds): Remove.
14817 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14818 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14820 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14821 power4-load-ext, power4-store, power4-store-update,
14822 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14823 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14824 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14825 power4-sqrt, power4-isync): Modify reservation to make correct
14826 unit distribution to automata.
14828 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14829 power5-store-update, power5-two, power5-three, power5-lmul,
14830 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14832 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14834 * except.c (pass_set_nothrow_function_flags): Set name and add
14836 (set_nothrow_function_flags): Mention in the dump file when
14837 changing a function to nothrow.
14839 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
14842 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
14843 instead of unsigned long.
14845 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14847 * config/arm/arm.c (return_used_this_function): Remove.
14848 (arm_output_function_prologue): Remove use of
14849 return_used_this_function.
14850 (output_return_instruction): Replace use of
14851 return_used_this_function
14852 by cfun->machine->return_used_this_function.
14853 (arm_output_epilogue): Likewise.
14854 (arm_output_function_epilogue): Likewise.
14855 (thumb_unexpanded_epilogue): Likewise.
14856 * config/arm/arm.h (struct machine_function):
14857 New member return_used_this_function.
14859 2009-04-12 Mark Mitchell <mark@codesourcery.com>
14861 * doc/install.texi: Correct description of default directory for
14862 --with-gxx-include-dir.
14864 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
14866 * fold-const.c (build_range_check): Properly deal with enumeral and
14867 boolean base types.
14869 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
14871 * doc/invoke.texi (max_gcse_passes): Remove documentation.
14872 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
14873 * params.h (MAX_GCSE_PASSES): Remove.
14874 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
14875 in sequence. Remove ability to run multiple passes.
14876 (bypass_jumps): Report run as third CPROP pass.
14878 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
14880 PR middle-end/39651
14881 * except.c (can_throw_external): Look at each insn in a SEQUENCE
14882 when deciding whether the whole SEQUENCE can throw.
14884 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
14887 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
14888 offseted label references.
14890 2009-04-11 Jan Hubicka <jh@suse.cz>
14892 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
14894 2009-04-11 Richard Guenther <rguenther@suse.de>
14896 PR middle-end/39732
14897 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
14898 return variables as TREE_ADDRESSABLE.
14900 2009-04-11 Richard Guenther <rguenther@suse.de>
14902 PR tree-optimization/39713
14903 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
14904 reference trees have SSA_NAME operands.
14906 2009-04-11 Richard Guenther <rguenther@suse.de>
14909 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
14910 address expressions.
14912 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
14914 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
14915 match changes in Cygwin 1.7
14916 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
14917 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
14919 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14921 PR tree-optimization/39701
14922 * doc/invoke.texi (Optimization Options): Document change in
14923 meaning and initialization of -fdelete-null-pointer-checks.
14925 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14927 PR middle-end/39701
14928 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
14930 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
14933 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
14935 2009-04-10 Chao-ying Fu <fu@mips.com>
14937 * doc/tm.texi (Instruction Output): Document
14938 TARGET_ASM_FINAL_POSTSCAN_INSN.
14939 * target.h (final_postscan_insn): New field in asm_out.
14940 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14941 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
14942 * final.c (final_scan_insn): Call
14943 targetm.asm_out.final_postscan_insn after outputting
14944 an asm macro and a normal instruction.
14946 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
14947 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
14948 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
14949 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
14950 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14952 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14954 PR middle-end/39701
14955 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
14956 variables as non-NULL even with -fdelete-null-pointer-checks.
14958 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14960 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
14962 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
14965 * config/i386/i386.c (classify_argument): Handle SCmode with
14966 (bit_offset % 64) != 0.
14968 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
14970 * doc/invoke.texi (Optimize Options): Add cross-reference to
14971 -Q --help=optimizers examples.
14973 2009-04-10 Ben Elliston <bje@au.ibm.com>
14976 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
14977 regalign for the reg == fpr and TDmode case.
14979 2009-04-09 David Ayers <ayers@fsfe.org>
14982 * objc/objc-act.c (warn_with_method): Remove helper function.
14983 (check_duplicates): Call warning and inform directly.
14984 (really_start_method): Likewise.
14986 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14988 * expmed.c (expand_divmod): Always use a comparison for a division
14989 by a large unsigned integer.
14991 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
14992 for things others than variables or functions as nonzero.
14994 2009-04-09 Nick Clifton <nickc@redhat.com>
14996 * unwind-compat.c: Change copyright header to refer to version
14997 3 of the GNU General Public License with version 3.1 of the
14998 GCC Runtime Library Exception and to point readers at the
14999 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
15000 * config/alpha/crtfastmath.c: Likewise.
15001 * config/alpha/linux-unwind.h: Likewise.
15002 * config/alpha/qrnnd.asm: Likewise.
15003 * config/alpha/vms-crt0-64.c: Likewise.
15004 * config/alpha/vms-crt0.c: Likewise.
15005 * config/alpha/vms-dwarf2.asm: Likewise.
15006 * config/alpha/vms-dwarf2eh.asm: Likewise.
15007 * config/alpha/vms-psxcrt0-64.c: Likewise.
15008 * config/alpha/vms-psxcrt0.c: Likewise.
15009 * config/alpha/vms_tramp.asm: Likewise.
15010 * config/arc/initfini.c: Likewise.
15011 * config/arc/lib1funcs.asm: Likewise.
15012 * config/arm/bpabi-v6m.S: Likewise.
15013 * config/arm/bpabi.S: Likewise.
15014 * config/arm/bpabi.c: Likewise.
15015 * config/arm/crti.asm: Likewise.
15016 * config/arm/crtn.asm: Likewise.
15017 * config/arm/ieee754-df.S: Likewise.
15018 * config/arm/ieee754-sf.S: Likewise.
15019 * config/arm/lib1funcs.asm: Likewise.
15020 * config/arm/libunwind.S: Likewise.
15021 * config/arm/linux-atomic.c: Likewise.
15022 * config/arm/mmintrin.h: Likewise.
15023 * config/arm/pr-support.c: Likewise.
15024 * config/arm/unaligned-funcs.c: Likewise.
15025 * config/arm/unwind-arm.c: Likewise.
15026 * config/arm/unwind-arm.h: Likewise.
15027 * config/avr/libgcc.S: Likewise.
15028 * config/bfin/crti.s: Likewise.
15029 * config/bfin/crtlibid.s: Likewise.
15030 * config/bfin/crtn.s: Likewise.
15031 * config/bfin/lib1funcs.asm: Likewise.
15032 * config/bfin/linux-unwind.h: Likewise.
15033 * config/cris/arit.c: Likewise.
15034 * config/cris/cris_abi_symbol.c: Likewise.
15035 * config/darwin-64.c: Likewise.
15036 * config/darwin-crt2.c: Likewise.
15037 * config/darwin-crt3.c: Likewise.
15038 * config/darwin.h: Likewise.
15039 * config/dbxelf.h: Likewise.
15040 * config/dfp-bit.c: Likewise.
15041 * config/dfp-bit.h: Likewise.
15042 * config/elfos.h: Likewise.
15043 * config/fixed-bit.c: Likewise.
15044 * config/fixed-bit.h: Likewise.
15045 * config/fp-bit.c: Likewise.
15046 * config/fp-bit.h: Likewise.
15047 * config/fr30/crti.asm: Likewise.
15048 * config/fr30/crtn.asm: Likewise.
15049 * config/fr30/lib1funcs.asm: Likewise.
15050 * config/freebsd-spec.h: Likewise.
15051 * config/frv/cmovd.c: Likewise.
15052 * config/frv/cmovh.c: Likewise.
15053 * config/frv/cmovw.c: Likewise.
15054 * config/frv/frvbegin.c: Likewise.
15055 * config/frv/frvend.c: Likewise.
15056 * config/frv/lib1funcs.asm: Likewise.
15057 * config/glibc-stdint.h: Likewise.
15058 * config/h8300/clzhi2.c: Likewise.
15059 * config/h8300/crti.asm: Likewise.
15060 * config/h8300/crtn.asm: Likewise.
15061 * config/h8300/ctzhi2.c: Likewise.
15062 * config/h8300/fixunssfsi.c: Likewise.
15063 * config/h8300/lib1funcs.asm: Likewise.
15064 * config/h8300/parityhi2.c: Likewise.
15065 * config/h8300/popcounthi2.c: Likewise.
15066 * config/i386/ammintrin.h: Likewise.
15067 * config/i386/att.h: Likewise.
15068 * config/i386/avxintrin.h: Likewise.
15069 * config/i386/biarch64.h: Likewise.
15070 * config/i386/bmmintrin.h: Likewise.
15071 * config/i386/cpuid.h: Likewise.
15072 * config/i386/cross-stdarg.h: Likewise.
15073 * config/i386/crtfastmath.c: Likewise.
15074 * config/i386/crtprec.c: Likewise.
15075 * config/i386/cygming-crtbegin.c: Likewise.
15076 * config/i386/cygming-crtend.c: Likewise.
15077 * config/i386/cygwin.asm: Likewise.
15078 * config/i386/emmintrin.h: Likewise.
15079 * config/i386/gmm_malloc.h: Likewise.
15080 * config/i386/gthr-win32.c: Likewise.
15081 * config/i386/i386.h: Likewise.
15082 * config/i386/immintrin.h: Likewise.
15083 * config/i386/linux-unwind.h: Likewise.
15084 * config/i386/linux64.h: Likewise.
15085 * config/i386/mm3dnow.h: Likewise.
15086 * config/i386/mmintrin-common.h: Likewise.
15087 * config/i386/mmintrin.h: Likewise.
15088 * config/i386/nmmintrin.h: Likewise.
15089 * config/i386/pmm_malloc.h: Likewise.
15090 * config/i386/pmmintrin.h: Likewise.
15091 * config/i386/smmintrin.h: Likewise.
15092 * config/i386/sol2-c1.asm: Likewise.
15093 * config/i386/sol2-ci.asm: Likewise.
15094 * config/i386/sol2-cn.asm: Likewise.
15095 * config/i386/sol2-gc1.asm: Likewise.
15096 * config/i386/tmmintrin.h: Likewise.
15097 * config/i386/unix.h: Likewise.
15098 * config/i386/w32-unwind.h: Likewise.
15099 * config/i386/wmmintrin.h: Likewise.
15100 * config/i386/x86-64.h: Likewise.
15101 * config/i386/x86intrin.h: Likewise.
15102 * config/i386/xmmintrin.h: Likewise.
15103 * config/ia64/crtbegin.asm: Likewise.
15104 * config/ia64/crtend.asm: Likewise.
15105 * config/ia64/crtfastmath.c: Likewise.
15106 * config/ia64/crti.asm: Likewise.
15107 * config/ia64/crtn.asm: Likewise.
15108 * config/ia64/fde-glibc.c: Likewise.
15109 * config/ia64/lib1funcs.asm: Likewise.
15110 * config/ia64/linux-unwind.h: Likewise.
15111 * config/ia64/quadlib.c: Likewise.
15112 * config/ia64/unwind-ia64.c: Likewise.
15113 * config/linux.h: Likewise.
15114 * config/m32c/m32c-lib1.S: Likewise.
15115 * config/m32c/m32c-lib2-trapv.c: Likewise.
15116 * config/m32c/m32c-lib2.c: Likewise.
15117 * config/m32r/initfini.c: Likewise.
15118 * config/m68hc11/larith.asm: Likewise.
15119 * config/m68hc11/m68hc11-crt0.S: Likewise.
15120 * config/m68k/cf.md: Likewise.
15121 * config/m68k/crti.s: Likewise.
15122 * config/m68k/crtn.s: Likewise.
15123 * config/m68k/lb1sf68.asm: Likewise.
15124 * config/m68k/linux-unwind.h: Likewise.
15125 * config/mcore/crti.asm: Likewise.
15126 * config/mcore/crtn.asm: Likewise.
15127 * config/mcore/lib1.asm: Likewise.
15128 * config/mips/linux-unwind.h: Likewise.
15129 * config/mips/loongson.h: Likewise.
15130 * config/mips/mips16.S: Likewise.
15131 * config/mmix/crti.asm: Likewise.
15132 * config/mmix/crtn.asm: Likewise.
15133 * config/pa/fptr.c: Likewise.
15134 * config/pa/hpux-unwind.h: Likewise.
15135 * config/pa/lib2funcs.asm: Likewise.
15136 * config/pa/linux-atomic.c: Likewise.
15137 * config/pa/linux-unwind.h: Likewise.
15138 * config/pa/milli64.S: Likewise.
15139 * config/pa/quadlib.c: Likewise.
15140 * config/pa/stublib.c: Likewise.
15141 * config/picochip/libgccExtras/adddi3.asm: Likewise.
15142 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
15143 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
15144 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
15145 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
15146 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
15147 * config/picochip/libgccExtras/divmod15.asm: Likewise.
15148 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
15149 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
15150 * config/picochip/libgccExtras/longjmp.asm: Likewise.
15151 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
15152 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
15153 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
15154 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
15155 * config/picochip/libgccExtras/setjmp.asm: Likewise.
15156 * config/picochip/libgccExtras/subdi3.asm: Likewise.
15157 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
15158 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
15159 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
15160 * config/rs6000/750cl.h: Likewise.
15161 * config/rs6000/altivec.h: Likewise.
15162 * config/rs6000/biarch64.h: Likewise.
15163 * config/rs6000/crtresfpr.asm: Likewise.
15164 * config/rs6000/crtresgpr.asm: Likewise.
15165 * config/rs6000/crtresxfpr.asm: Likewise.
15166 * config/rs6000/crtresxgpr.asm: Likewise.
15167 * config/rs6000/crtsavfpr.asm: Likewise.
15168 * config/rs6000/crtsavgpr.asm: Likewise.
15169 * config/rs6000/darwin-asm.h: Likewise.
15170 * config/rs6000/darwin-fallback.c: Likewise.
15171 * config/rs6000/darwin-fpsave.asm: Likewise.
15172 * config/rs6000/darwin-ldouble.c: Likewise.
15173 * config/rs6000/darwin-tramp.asm: Likewise.
15174 * config/rs6000/darwin-unwind.h: Likewise.
15175 * config/rs6000/darwin-vecsave.asm: Likewise.
15176 * config/rs6000/darwin-world.asm: Likewise.
15177 * config/rs6000/e500crtres32gpr.asm: Likewise.
15178 * config/rs6000/e500crtres64gpr.asm: Likewise.
15179 * config/rs6000/e500crtres64gprctr.asm: Likewise.
15180 * config/rs6000/e500crtrest32gpr.asm: Likewise.
15181 * config/rs6000/e500crtrest64gpr.asm: Likewise.
15182 * config/rs6000/e500crtresx32gpr.asm: Likewise.
15183 * config/rs6000/e500crtresx64gpr.asm: Likewise.
15184 * config/rs6000/e500crtsav32gpr.asm: Likewise.
15185 * config/rs6000/e500crtsav64gpr.asm: Likewise.
15186 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
15187 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
15188 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
15189 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
15190 * config/rs6000/eabi-ci.asm: Likewise.
15191 * config/rs6000/eabi-cn.asm: Likewise.
15192 * config/rs6000/eabi.asm: Likewise.
15193 * config/rs6000/linux-unwind.h: Likewise.
15194 * config/rs6000/linux64.h: Likewise.
15195 * config/rs6000/paired.h: Likewise.
15196 * config/rs6000/paired.md: Likewise.
15197 * config/rs6000/ppc64-fp.c: Likewise.
15198 * config/rs6000/ppu_intrinsics.h: Likewise.
15199 * config/rs6000/rs6000.h: Likewise.
15200 * config/rs6000/si2vmx.h: Likewise.
15201 * config/rs6000/sol-ci.asm: Likewise.
15202 * config/rs6000/sol-cn.asm: Likewise.
15203 * config/rs6000/spe.h: Likewise.
15204 * config/rs6000/spu2vmx.h: Likewise.
15205 * config/rs6000/sysv4.h: Likewise.
15206 * config/rs6000/tramp.asm: Likewise.
15207 * config/rs6000/vec_types.h: Likewise.
15208 * config/s390/linux-unwind.h: Likewise.
15209 * config/s390/tpf-unwind.h: Likewise.
15210 * config/score/crti.asm: Likewise.
15211 * config/score/crtn.asm: Likewise.
15212 * config/sh/crt1.asm: Likewise.
15213 * config/sh/crti.asm: Likewise.
15214 * config/sh/crtn.asm: Likewise.
15215 * config/sh/divtab-sh4-300.c: Likewise.
15216 * config/sh/divtab-sh4.c: Likewise.
15217 * config/sh/divtab.c: Likewise.
15218 * config/sh/lib1funcs-4-300.asm: Likewise.
15219 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
15220 * config/sh/lib1funcs.asm: Likewise.
15221 * config/sh/lib1funcs.h: Likewise.
15222 * config/sh/linux-atomic.asm: Likewise.
15223 * config/sh/linux-unwind.h: Likewise.
15224 * config/sh/shmedia.h: Likewise.
15225 * config/sh/sshmedia.h: Likewise.
15226 * config/sh/ushmedia.h: Likewise.
15227 * config/sparc/crtfastmath.c: Likewise.
15228 * config/sparc/linux-unwind.h: Likewise.
15229 * config/sparc/sol2-c1.asm: Likewise.
15230 * config/sparc/sol2-ci.asm: Likewise.
15231 * config/sparc/sol2-cn.asm: Likewise.
15232 * config/spu/divmodti4.c: Likewise.
15233 * config/spu/divv2df3.c: Likewise.
15234 * config/spu/float_disf.c: Likewise.
15235 * config/spu/float_unsdidf.c: Likewise.
15236 * config/spu/float_unsdisf.c: Likewise.
15237 * config/spu/float_unssidf.c: Likewise.
15238 * config/spu/mfc_multi_tag_release.c: Likewise.
15239 * config/spu/mfc_multi_tag_reserve.c: Likewise.
15240 * config/spu/mfc_tag_release.c: Likewise.
15241 * config/spu/mfc_tag_reserve.c: Likewise.
15242 * config/spu/mfc_tag_table.c: Likewise.
15243 * config/spu/multi3.c: Likewise.
15244 * config/spu/spu_internals.h: Likewise.
15245 * config/spu/spu_intrinsics.h: Likewise.
15246 * config/spu/spu_mfcio.h: Likewise.
15247 * config/spu/vec_types.h: Likewise.
15248 * config/spu/vmx2spu.h: Likewise.
15249 * config/stormy16/stormy16-lib2.c: Likewise.
15250 * config/svr4.h: Likewise.
15251 * config/sync.c: Likewise.
15252 * config/v850/lib1funcs.asm: Likewise.
15253 * config/vxlib-tls.c: Likewise.
15254 * config/vxlib.c: Likewise.
15255 * config/vxworks-dummy.h: Likewise.
15256 * config/xtensa/crti.asm: Likewise.
15257 * config/xtensa/crtn.asm: Likewise.
15258 * config/xtensa/ieee754-df.S: Likewise.
15259 * config/xtensa/ieee754-sf.S: Likewise.
15260 * config/xtensa/lib1funcs.asm: Likewise.
15261 * config/xtensa/lib2funcs.S: Likewise.
15262 * config/xtensa/linux-unwind.h: Likewise.
15263 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
15264 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
15265 * coretypes.h: Likewise.
15266 * crtstuff.c: Likewise.
15267 * defaults.h: Likewise.
15268 * dwarf2.h: Likewise.
15269 * emutls.c: Likewise.
15270 * gbl-ctors.h: Likewise.
15271 * gcov-io.h: Likewise.
15272 * ginclude/float.h: Likewise.
15273 * ginclude/iso646.h: Likewise.
15274 * ginclude/stdarg.h: Likewise.
15275 * ginclude/stdbool.h: Likewise.
15276 * ginclude/stddef.h: Likewise.
15277 * ginclude/stdfix.h: Likewise.
15278 * ginclude/stdint-gcc.h: Likewise.
15279 * ginclude/tgmath.h: Likewise.
15280 * gthr-aix.h: Likewise.
15281 * gthr-dce.h: Likewise.
15282 * gthr-gnat.c: Likewise.
15283 * gthr-gnat.h: Likewise.
15284 * gthr-lynx.h: Likewise.
15285 * gthr-mipssde.h: Likewise.
15286 * gthr-nks.h: Likewise.
15287 * gthr-posix.c: Likewise.
15288 * gthr-posix.h: Likewise.
15289 * gthr-posix95.h: Likewise.
15290 * gthr-rtems.h: Likewise.
15291 * gthr-single.h: Likewise.
15292 * gthr-solaris.h: Likewise.
15293 * gthr-tpf.h: Likewise.
15294 * gthr-vxworks.h: Likewise.
15295 * gthr-win32.h: Likewise.
15296 * gthr.h: Likewise.
15297 * libgcc2.c: Likewise.
15298 * libgcc2.h: Likewise.
15299 * libgcov.c: Likewise.
15300 * tsystem.h: Likewise.
15301 * typeclass.h: Likewise.
15302 * unwind-c.c: Likewise.
15303 * unwind-compat.h: Likewise.
15304 * unwind-dw2-fde-compat.c: Likewise.
15305 * unwind-dw2-fde-darwin.c: Likewise.
15306 * unwind-dw2-fde-glibc.c: Likewise.
15307 * unwind-dw2-fde.c: Likewise.
15308 * unwind-dw2-fde.h: Likewise.
15309 * unwind-dw2.c: Likewise.
15310 * unwind-dw2.h: Likewise.
15311 * unwind-generic.h: Likewise.
15312 * unwind-pe.h: Likewise.
15313 * unwind-sjlj.c: Likewise.
15314 * unwind.inc: Likewise.
15315 * config/arm/neon-gen.ml: Change generated copyright header to
15316 refer to version 3 of the GNU General Public License with
15317 version 3.1 of the GCC Runtime Library Exception and to point
15318 readers at the COPYING3 and COPYING3.RUNTIME files and the
15319 FSF's license web page.
15320 * config/arm/arm_neon.h: Regenerate.
15322 2009-04-09 Jakub Jelinek <jakub@redhat.com>
15324 * config/cris/cris.md: Change copyright header to refer to version
15325 3 of the GNU General Public License.
15326 * doc/install.texi2html: Change copyright header to refer to version
15327 3 of the GNU General Public License and to point readers at the
15328 COPYING3 file and the FSF's license web page.
15329 * config/vax/linux.h: Likewise.
15331 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15333 * config/i386/i386.md (cmpcc): New.
15334 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
15335 (sync_compare_and_swap_cc*): Delete.
15337 * config/s390/s390.c (s390_compare_emitted): Remove.
15338 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
15339 s390_compare_emitted used to be handled. Assert that modes match.
15340 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
15341 refer to sync_compare_and_swap_ccsi.
15342 * config/s390/s390.h (s390_compare_emitted): Remove.
15343 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
15344 instead of s390_compare_emitted.
15345 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
15346 instead of s390_compare_emitted.
15347 * config/s390/s390.md (cmpcc): New.
15348 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
15349 CC_REGNUM, do not pretend it's set.
15350 (sync_compare_and_swap_cc*): Delete.
15351 * config/s390/predicates.md (cc_reg_operand): New.
15353 * expr.c (sync_compare_and_swap_cc): Delete.
15354 * optabs.h (sync_compare_and_swap_cc): Delete.
15355 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
15356 is being used with can_compare_p.
15357 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
15358 (find_cc_set): New.
15359 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
15360 look for a MODE_CC set instead. Use emit_store_flag.
15361 (expand_compare_and_swap_loop): Likewise, with some additional
15362 complication to avoid a force_reg when useless. Use
15363 emit_cmp_and_jump_insns.
15364 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
15365 * doc/md.texi (sync_compare_and_swap_cc): Merge with
15366 sync_compare_and_swap documentation.
15368 2009-04-09 Jan Hubicka <jh@suse.cz>
15370 * except.c (find_prev_try): Break out from ....
15371 (duplicate_eh_regions): ... here; properly update prev_try pointers
15372 when duplication part of tree.
15373 (dump_eh_tree): Improve dumping.
15374 (verify_eh_region): New.
15375 (verify_eh_tree): Use it.
15377 2009-04-06 Richard Guenther <rguenther@suse.de>
15379 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
15380 &ARRAY addresses by adjusting their types and prepending
15382 * tree-cfg.c (verify_gimple_assign_single): Verify that
15383 addresses are correct.
15385 2009-04-09 Richard Guenther <rguenther@suse.de>
15387 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
15388 indices into an array reference if possible.
15389 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15390 Fold POINTER_PLUS_EXPR statements with invariant address.
15392 2009-04-09 Alan Modra <amodra@bigpond.net.au>
15395 * config.gcc (powerpc64-*-linux*): Always build biarch.
15397 2009-04-09 Joseph Myers <joseph@codesourcery.com>
15400 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
15401 it and pedwarn if this results in an INTEGER_CST.
15403 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15405 * doc/install.texi: Update minimum GMP version. Remove obsolete
15406 text in MPFR section.
15408 2009-04-08 Jakub Jelinek <jakub@redhat.com>
15410 * dwarf2out.c (class_scope_p): New static inline.
15411 (class_or_namespace_scope_p): Use it.
15412 (gen_variable_die): Use DW_TAG_member tag for static data member
15413 declarations instead of DW_TAG_variable.
15415 PR middle-end/39573
15416 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
15419 2009-04-08 Richard Guenther <rguenther@suse.de>
15421 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
15422 valueize random data.
15424 2009-04-08 David Edelsohn <edelsohn@gnu.org>
15426 * config.gcc (aix tm_file): Add aix-stdint.h.
15427 (aix tm clause use_gcc_stdint): Set to wrap.
15428 * config/rs6000/aix-stdint.h: New file.
15430 2009-04-08 Richard Guenther <rguenther@suse.de>
15432 PR middle-end/36291
15433 * tree-dfa.c (add_referenced_var): Do not recurse into
15434 global initializers.
15435 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
15437 (fold_const_aggregate_ref): Likewise.
15439 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15441 * recog.c (ordered_comparison_operator): New.
15442 * gensupport.c (std_preds): Add it.
15443 * doc/md.texi (Machine-Independent Predicates): Document it.
15445 2009-04-08 Jan Hubicka <jh@suse.cz>
15447 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
15448 * function.h (rtl_eh): Remove exception_handler_label_map.
15449 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
15450 remove_exception_handler_label, for_each_eh_label_1): Remove.
15451 (rtl_remove_unreachable_regions): Remove.
15452 (convert_from_eh_region_ranges): Do not remove unreachable regions.
15453 (find_exception_handler_labels): Don't build the hashtable.
15454 (maybe_remove_eh_handler): Remove.
15455 (for_each_eh_label): Rewrite to walk the tree.
15456 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
15457 * except.h (maybe_remove_eh_handler): Remove.
15458 * passes.c (init_optimization_passes): Schedule second EH cleanup
15460 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
15461 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
15463 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15465 * genoutput.c (validate_optab_operands): New.
15466 (gen_insn, gen_expand): Call it.
15468 * genflags.c (gen_insn): Detect misused iterators.
15469 (main): Pass line_no to gen_insn, exit with status 1 on error.
15471 * genextract.c (line_no): Make global.
15472 (VEC_safe_set_locstr): Change assertion to error message.
15473 (main): Exit with status 1 on error.
15475 2009-04-08 Joseph Myers <joseph@codesourcery.com>
15479 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15480 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15481 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
15482 * c-convert.c (convert): Do not call fold on results of conversion
15483 functions when the result is a C_MAYBE_CONST_EXPR.
15484 * c-parser.c (c_parser_postfix_expression): Do not fold condition
15485 of __builtin_choose_expr.
15486 * c-typeck.c (remove_c_maybe_const_expr): New.
15487 (build_unary_op, build_conditional_expr, build_compound_expr,
15488 build_binary_op, c_objc_common_truthvalue_conversion): Call
15489 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
15492 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
15494 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
15495 CODE to produce a new one. Add a prototype to use fold_convert_const
15497 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
15500 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
15501 mix declarations and code.
15503 2009-04-08 Ben Elliston <bje@au.ibm.com>
15505 * gcc.c: Replace `CC' with `GCC' throughout.
15507 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15509 * doc/invoke.texi: Document Atom support.
15511 2009-04-07 Jason Merrill <jason@redhat.com>
15514 * c-common.h, c-common.c: Add flag_pretty_templates.
15515 * c-opts.c (c_common_handle_option): Set it.
15516 * c.opt: Add -fno-pretty-templates.
15517 * doc/invoke.texi (C++ Dialect Options): Likewise.
15519 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
15521 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
15522 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
15523 (ia64_expand_builtin): Likewise.
15525 2009-04-07 Martin Jambor <mjambor@suse.cz>
15527 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
15528 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
15529 ADDR_EXPRS are include too.
15531 2009-04-07 Richard Guenther <rguenther@suse.de>
15533 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
15534 decls are only used if passes as parameters or if they are
15535 local statics and the call is not to a builtin.
15536 (call_may_clobber_ref_p_1): Likewise.
15538 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15540 * expr.c (do_store_flag): Remove last argument. Simplify code
15541 to avoid duplication of tests already done by can_compare_p.
15542 (expand_expr_real_1): Adjust caller.
15544 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15546 * optabs.c (can_compare_p): Test the predicate of a
15547 cbranch and cstore pattern.
15549 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15551 * expr.c (convert_move): Use emit_store_flag instead of
15554 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15556 * config/i386/i386.c (ix86_compare_emitted): Remove.
15557 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
15558 ix86_compare_op0 like ix86_compare_emitted used to be handled.
15559 * config/i386/i386.h (ix86_compare_emitted): Remove.
15560 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
15561 instead of ix86_compare_emitted.
15562 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
15564 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
15566 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
15567 Add t-sysroot-suffix to tmake_file.
15568 * config/print-sysroot-suffix.sh: New file.
15569 * config/t-sysroot-suffix: New file.
15571 2009-04-07 Ben Elliston <bje@au.ibm.com>
15573 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15574 as the latter produces a warning when the target does not support
15577 2009-04-07 Ben Elliston <bje@au.ibm.com>
15579 * dfp.c: Replace type punning assignments with memcpy throughout.
15580 * Makefile.in (dfp.o-warn): Remove.
15582 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15585 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15586 Include soft-fp/t-softfp after rs6000/t-linux64.
15588 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15590 * stor-layout.c (set_sizetype): Use the full precision of their
15591 machine mode for bitsize types.
15593 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15595 * config/i386/i386.md: Revert 2 accidental checkins.
15597 2009-04-06 Joey Ye <joey.ye@intel.com>
15598 Xuepeng Guo <xuepeng.guo@intel.com>
15599 H.J. Lu <hongjiu.lu@intel.com>
15601 Atom pipeline model, tuning and insn selection.
15602 * config.gcc (atom): Add atom config options and target.
15604 * config/i386/atom.md: New.
15606 * config/i386/i386.c (atom_cost): New cost.
15607 (m_ATOM): New macro flag.
15608 (initial_ix86_tune_features): Set m_ATOM.
15609 (x86_accumulate_outgoing_args): Likewise.
15610 (x86_arch_always_fancy_math_387): Likewise.
15611 (processor_target): Add Atom cost.
15612 (cpu_names): Add Atom cpu name.
15613 (override_options): Set Atom ISA.
15614 (ix86_issue_rate): New case PROCESSOR_ATOM.
15615 (ix86_adjust_cost): Likewise.
15617 * config/i386/i386.h (TARGET_ATOM): New target macro.
15618 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15619 (TARGET_OPT_AGU): New target option.
15620 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15621 (processor_type): Add PROCESSOR_ATOM.
15623 * config/i386/i386.md (cpu): Add new value "atom".
15624 (use_carry, movu): New attr.
15625 (atom.md): Include atom.md.
15626 (adddi3_carry_rex64): Set attr "use_carry".
15627 (addqi3_carry): Likewise.
15628 (addhi3_carry): Likewise.
15629 (addsi3_carry): Likewise.
15630 (*addsi3_carry_zext): Likewise.
15631 (subdi3_carry_rex64): Likewise.
15632 (subqi3_carry): Likewise.
15633 (subhi3_carry): Likewise.
15634 (subsi3_carry): Likewise.
15635 (x86_movdicc_0_m1_rex64): Likewise.
15636 (*x86_movdicc_0_m1_se): Likewise.
15637 (x86_movsicc_0_m1): Likewise.
15638 (*x86_movsicc_0_m1_se): Likewise.
15639 (*adddi_1_rex64): Emit add insn as much as possible.
15640 (*addsi_1): Likewise.
15641 (return_internal): Set atom_unit.
15642 (return_internal_long): Likewise.
15643 (return_pop_internal): Likewise.
15644 (*rcpsf2_sse): Set atom_sse_attr attr.
15645 (*qrt<mode>2_sse): Likewise.
15646 (*prefetch_sse): Likewise.
15648 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15650 (ix86_target_macros_internal): Likewise.
15652 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15653 (*prefetch_sse_rex): Likewise.
15654 (sse_rcpv4sf2): Likewise.
15655 (sse_vmrcpv4sf2): Likewise.
15656 (sse_sqrtv4sf2): Likewise.
15657 (<sse>_vmsqrt<mode>2): Likewise.
15658 (sse_ldmxcsr): Likewise.
15659 (sse_stmxcsr): Likewise.
15660 (*sse_sfence): Likewise.
15661 (sse2_clflush): Likewise.
15662 (*sse2_mfence): Likewise.
15663 (*sse2_lfence): Likewise.
15664 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15665 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15666 (avx_movdqu<avxmodesuffix>): Likewise.
15667 (avx_lddqu<avxmodesuffix>): Likewise.
15668 (sse2_movntv2di): Change attr "type" to "ssemov".
15669 (sse2_movntsi): Likewise.
15670 (rsqrtv8sf2): Change attr "type" to "sseadd".
15671 (sse3_addsubv2df3): Set attr "atom_unit".
15672 (sse3_h<plusminus_insn>v4sf3): Likewise.
15673 (*sse2_pmaddwd): Likewise.
15674 (*vec_extractv2di_1_rex64): Likewise.
15675 (*vec_extractv2di_1_avx): Likewise.
15676 (sse2_psadbw): Likewise.
15677 (ssse3_phaddwv8hi3): Likewise.
15678 (ssse3_phaddwv4hi3): Likewise.
15679 (ssse3_phadddv4si3): Likewise.
15680 (ssse3_phadddv2si3): Likewise.
15681 (ssse3_phaddswv8hi3): Likewise.
15682 (ssse3_phaddswv4hi3): Likewise.
15683 (ssse3_phsubwv8hi3): Likewise.
15684 (ssse3_phsubwv4hi3): Likewise.
15685 (ssse3_phsubdv4si3): Likewise.
15686 (ssse3_phsubdv2si3): Likewise.
15687 (ssse3_phsubswv8hi3): Likewise.
15688 (ssse3_phsubswv4hi3): Likewise.
15689 (ssse3_pmaddubsw128): Likewise.
15690 (sse3_pmaddubsw: Likewise.
15691 (ssse3_palignrti): Likewise.
15692 (ssse3_palignrdi): Likewise.
15694 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15696 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15698 2009-04-06 Richard Guenther <rguenther@suse.de>
15700 PR tree-optimization/28868
15701 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15702 of which PHI results we inserted.
15703 (insert_into_preds_of_block): Record inserted PHIs.
15704 (eliminate): Eliminate redundant PHI nodes.
15705 (init_pre): Init inserted_phi_names.
15707 2009-04-06 Richard Guenther <rguenther@suse.de>
15709 PR tree-optimization/39643
15710 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15711 IMAGPART_EXPRs of complex constants.
15712 (execute_fold_all_builtins): If we folded a call queue
15713 TODO_update_address_taken.
15715 2009-04-06 Jan Hubicka <jh@suse.cz>
15717 PR middle-end/39659
15718 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15721 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15723 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15725 (ic_invalidate_array): Likewise.
15727 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15729 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15730 alignment for library calls.
15732 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15734 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15735 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15736 * config/i386/mingw-stdint.h: New file.
15738 2009-04-05 Richard Guenther <rguenther@suse.de>
15740 PR tree-optimization/39648
15741 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15742 our &A vs. &A[0] IL deficiencies.
15744 2009-04-04 Jan Hubicka <jh@suse.cz>
15746 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15747 removed toplevel regions.
15748 (sjlj_mark_call_sites): Likewise.
15750 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15752 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15753 (cygwin tm clause use_gcc_stdint): Set to wrap.
15754 * config/i386/cygwin-stdint.h: New file.
15756 2009-04-04 Richard Guenther <rguenther@suse.de>
15758 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15759 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15760 single-argument PHIs if we are in loop-closed SSA form.
15761 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15762 for the pre-condition.
15763 (slpeel_tree_peel_loop_to_edge): Likewise.
15764 (vect_build_loop_niters): Take an optional sequence to append stmts.
15765 (vect_generate_tmps_on_preheader): Likewise.
15766 (vect_do_peeling_for_loop_bound): Take extra guards for the
15768 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15769 the cost model check.
15770 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15771 guards if we are going to peel. Do not apply versioning in that case.
15772 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15773 (vect_do_peeling_for_loop_bound): Likewise.
15774 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15775 loop bound only record extra pre-conditions, do not apply loop
15778 2009-04-04 Richard Guenther <rguenther@suse.de>
15780 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15783 2009-04-04 Jan Hubicka <jh@suse.cz>
15785 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15786 last_basic_block for size of bb->index indexed array.
15787 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15788 compute_out, link_btr_uses, build_btr_def_use_webs,
15789 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15791 2009-04-04 Jan Hubicka <jh@suse.cz>
15793 * except.c (remove_eh_handler_and_replace): Break out from ...
15794 (remove_eh_handler): ... here.
15795 (bring_to_root): New function.
15796 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15797 handled ones, bring others to root of tree.
15799 2009-04-04 Jan Hubicka <jh@suse.cz>
15801 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15802 (all_phis_safe_to_merge): New function.
15803 (update_info): New structure.
15804 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15805 (cleanup_empty_eh): Update SSA if possible.
15807 2009-04-04 Richard Guenther <rguenther@suse.de>
15809 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15810 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15811 (append_vuse): Likewise.
15813 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15815 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15816 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15817 instead of REG_UNSAVED for DW_CFA_undefined.
15818 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15819 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15822 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15825 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15826 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15827 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15829 2009-04-04 Richard Guenther <rguenther@suse.de>
15831 PR tree-optimization/8781
15832 PR tree-optimization/37892
15833 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15834 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15835 (valueize_refs): Call it for *& valueizations.
15836 (shared_reference_ops_from_ref): Rename to ...
15837 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15838 (shared_reference_ops_from_call): Rename to ...
15839 (valueize_shared_reference_ops_from_call): ... this and valueize.
15840 (vn_reference_lookup): Update.
15841 (visit_reference_op_call): Likewise.
15842 * tree-ssa-pre.c (phi_translate_1): Fold *&.
15843 (eliminate): Value-replace the call address in call statements.
15845 2009-04-04 Richard Guenther <rguenther@suse.de>
15847 PR tree-optimization/39636
15848 * tree-ssa-forwprop.c
15849 (forward_propagate_addr_into_variable_array_index): Check for
15850 GIMPLE_ASSIGN before accessing the rhs code.
15852 2009-04-03 Jason Merrill <jason@redhat.com>
15854 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
15856 2009-04-03 Steve Ellcey <sje@cup.hp.com>
15858 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
15859 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
15860 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
15861 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
15862 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
15863 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
15864 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
15865 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
15866 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
15867 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
15868 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
15869 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
15870 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
15871 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
15872 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
15873 Use fr_reg_or_fp01_operand instead of fr_register_operand
15875 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
15876 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
15877 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
15879 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
15881 PR rtl-optimization/39607
15882 PR rtl-optimization/39631
15886 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15887 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15888 instead of DF_LR_OUT.
15889 * ira-lives.c (process_bb_node_lives): Ditto.
15890 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15891 instead of DF_LR_{OUT,IN}.
15892 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15893 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15895 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
15897 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
15898 (execute_lower_omp): Always run but take the short way out if -fopenmp
15900 (gate_lower_omp): Remove, forcing the pass manager to always run the
15901 pass and always set PROP_gimple_lomp.
15902 (pass_lower_omp): Remove gate function.
15903 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
15904 PROP_trees. Instead, require it.
15905 * ipa-cp.c (pass_ipa_cp): Likewise.
15906 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
15907 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
15908 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
15909 and PROP_gimple_leh.
15911 2009-04-03 Richard Guenther <rguenther@suse.de>
15913 PR middle-end/13146
15914 PR tree-optimization/23940
15915 PR tree-optimization/33237
15916 PR middle-end/33974
15917 PR middle-end/34093
15918 PR tree-optimization/36201
15919 PR tree-optimization/36230
15920 PR tree-optimization/38049
15921 PR tree-optimization/38207
15922 PR tree-optimization/38230
15923 PR tree-optimization/38301
15924 PR tree-optimization/38585
15925 PR middle-end/38895
15926 PR tree-optimization/38985
15927 PR tree-optimization/39299
15928 * tree-ssa-structalias.h: Remove.
15929 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
15930 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
15931 (struct vuse_element_d): Remove.
15932 (struct vuse_vec_d): Likewise.
15933 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
15934 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
15935 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
15936 VUSE_ELEMENT_VAR): Likewise.
15937 (struct voptype_d): Likewise.
15938 (NUM_VOP_FREE_BUCKETS): Likewise.
15939 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
15940 (struct stmt_operands_d): Remove.
15941 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
15942 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
15943 VDEF_NUM, VDEF_VECT): Likewise.
15944 (copy_virtual_operands): Remove.
15945 (operand_build_cmp): Likewise.
15946 (create_ssa_artificial_load_stmt): Likewise.
15947 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
15948 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
15949 vuse_index and mayuse_index members. Pack and move done and iter_type
15950 members to the front.
15951 (SSA_OP_VMAYUSE): Remove.
15952 (SSA_OP_VIRTUAL_USES): Adjust.
15953 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
15954 (unlink_stmt_vdef): Declare.
15955 (add_to_addressable_set): Remove.
15956 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
15957 (vrp_visit_stmt): Likewise.
15958 * doc/tree-ssa.texi (Alias analysis): Update.
15959 * doc/invoke.texi (max-aliased-vops): Remove docs.
15960 (avg-aliased-vops): Likewise.
15961 * tree-into-ssa.c (syms_to_rename): Remove.
15962 (need_to_update_vops_p): Likewise.
15963 (need_to_initialize_update_ssa_p): Rename to ...
15964 (update_ssa_initialized_fn): ... this. Track function we are
15966 (symbol_marked_for_renaming): Simplify.
15967 (add_new_name_mapping): Do not set need_to_update_vops_p.
15968 (dump_currdefs): Use SYMS_TO_RENAME.
15969 (rewrite_update_stmt): Always walk all uses/defs.
15970 (dump_update_ssa): Adjust.
15971 (init_update_ssa): Take function argument. Track what we are
15973 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
15974 (create_new_def_for): Initialize for cfun, assert we are initialized
15976 (mark_sym_for_renaming): Simplify.
15977 (mark_set_for_renaming): Do not initialize update-ssa.
15978 (need_ssa_update_p): Simplify. Take function argument.
15979 (name_mappings_registered_p): Assert we ask for the correct function.
15980 (name_registered_for_update_p): Likewise.
15981 (ssa_names_to_replace): Likewise.
15982 (release_ssa_name_after_update_ssa): Likewise.
15983 (update_ssa): Likewise. Use SYMS_TO_RENAME.
15984 (dump_decl_set): Do not print a newline.
15985 (debug_decl_set): Do it here.
15986 (dump_update_ssa): And here.
15987 * tree-ssa-loop-im.c (move_computations): Adjust.
15988 (movement_possibility): Likewise.
15989 (determine_max_movement): Likewise.
15990 (gather_mem_refs_stmt): Likewise.
15991 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
15992 or NAME_MEMORY_TAG.
15993 * tree-complex.c (update_all_vops): Remove.
15994 (expand_complex_move): Adjust.
15995 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
15996 Simplify test for memory referencing statement. Exclude
15997 non-invariant ADDR_EXPRs.
15998 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
15999 * tree-loop-distribution.c (generate_memset_zero): Adjust.
16000 (rdg_flag_uses): Likewise.
16001 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
16003 (tree_optimize_tail_calls_1): Also split the
16004 edge from the entry block if we have degenerate PHI nodes in
16005 the first basic block.
16006 * tree.c (init_ttree): Remove memory-tag related code.
16007 (tree_code_size): Likewise.
16008 (tree_node_structure): Likewise.
16009 (build7_stat): Re-write to be build6_stat.
16010 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
16011 (SSA_VAR_P): Adjust.
16012 (struct tree_memory_tag): Remove.
16013 (struct tree_memory_partition_tag): Likewise.
16014 (union tree_node): Adjust.
16015 (build7): Re-write to be build6.
16016 * tree-pass.h (pass_reset_cc_flags): Remove.
16017 (TODO_update_address_taken): New flag.
16018 (pass_simple_dse): Remove.
16019 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
16020 * params.h (MAX_ALIASED_VOPS): Remove.
16021 (AVG_ALIASED_VOPS): Likewise.
16022 * omp-low.c (expand_omp_taskreg): Update SSA form.
16023 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
16024 aliases the lhs in a copy stmt.
16025 * tree-ssa-dse.c (struct address_walk_data): Remove.
16026 (memory_ssa_name_same): Likewise.
16027 (memory_address_same): Likewise.
16028 (get_kill_of_stmt_lhs): Likewise.
16029 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
16030 unused stores. Look through PHI nodes into post-dominated regions.
16031 (dse_optimize_stmt): Simplify. Properly remove stores.
16032 (tree_ssa_dse): Compute dominators.
16033 (execute_simple_dse): Remove.
16034 (pass_simple_dse): Likewise.
16035 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
16036 gimple_loaded_syms and gimple_stored_syms computation.
16037 * toplev.c (dump_memory_report): Dump alias and pta stats.
16038 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
16039 (vn_reference_eq): Likewise.
16040 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
16041 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
16042 valueize_vuses): Remove.
16043 (get_def_ref_stmt_vuses): Simplify. Rename to ...
16044 (get_def_ref_stmt_vuse): ... this.
16045 (vn_reference_lookup_2): New function.
16046 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
16047 walking equivalent vuses. Simplify.
16048 (vn_reference_lookup): Likewise.
16049 (vn_reference_insert): Likewise.
16050 (vn_reference_insert_pieces): Likewise.
16051 (visit_reference_op_call): Simplify.
16052 (visit_reference_op_load): Likewise.
16053 (visit_reference_op_store): Likewise.
16054 (init_scc_vn): Remove shared_lookup_vuses initialization.
16055 (free_scc_vn): Remove shared_lookup_vuses freeing.
16056 (sort_vuses, sort_vuses_heap): Remove.
16057 (get_ref_from_reference_ops): Export.
16058 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
16059 vector with single vuse pointer.
16060 (vn_reference_lookup_pieces, vn_reference_lookup,
16061 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
16062 (shared_vuses_from_stmt): Remove.
16063 (get_ref_from_reference_ops): Declare.
16064 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
16065 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16066 memory-tag related code.
16067 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
16068 (likely_value): Add comment, skip static-chain of call statements.
16069 (surely_varying_stmt_p): Adjust.
16070 (gimplify_and_update_call_from_tree): Likewise.
16071 (execute_fold_all_builtins): Do not rebuild alias info.
16072 (gimplify_and_update_call_from_tree): Properly update VOPs.
16073 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
16074 (copy_ref_info): Remove memory-tag related code.
16075 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
16076 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
16077 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
16079 * tree-ssa-dom.c (gimple_p): Remove typedef.
16080 (eliminate_redundant_computations): Adjust.
16081 (record_equivalences_from_stmt): Likewise.
16082 (avail_expr_hash): Likewise.
16083 (avail_expr_eq): Likewise.
16084 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
16085 (stmt_makes_single_load): Likewise.
16086 (stmt_makes_single_store): Likewise.
16087 * tree-ssa-alias.c: Rewrite completely.
16088 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
16089 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
16090 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
16091 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
16092 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
16093 Remove public functions.
16094 (pass_reset_cc_flags): Remove.
16095 (pass_build_alias): Move ...
16096 * tree-ssa-structalias.c (pass_build_alias): ... here.
16097 * tree-ssa-alias.c (may_be_aliased): Move ...
16098 * tree-flow-inline.h (may_be_aliased): ... here.
16099 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
16100 count_uses_and_derefs): Move ...
16101 * gimple.c: ... here.
16102 * gimple.h (count_uses_and_derefs): Declare.
16103 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
16104 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
16105 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
16106 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
16107 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
16108 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
16109 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
16111 * tree-dfa.c (refs_may_alias_p): Move ...
16112 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
16113 * tree-ssa-alias.h: New file.
16114 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
16115 (statement_sink_location): Likewise.
16116 * opts.c (decode_options): Do not adjust max-aliased-vops or
16117 avg-aliased-vops values.
16118 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
16119 (TV_CALL_CLOBBER): Likewise.
16120 (TV_FLOW_SENSITIVE): Likewise.
16121 (TV_FLOW_INSENSITIVE): Likewise.
16122 (TV_MEMORY_PARTITIONING): Likewise.
16123 (TV_ALIAS_STMT_WALK): New timevar.
16124 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
16125 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
16126 (get_address_description): Remove memory-tag related code.
16127 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
16128 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
16129 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
16130 and immediate uses in statements. Document.
16131 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
16132 (dump_symbols): Remove.
16133 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
16134 * alias.c (get_deref_alias_set): New function split out from ...
16135 (get_alias_set): ... here.
16136 * alias.h (get_deref_alias_set): Declare.
16137 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
16138 type parameter. Remove restrict pointer handling. Create a
16139 ref-all pointer in case type-based alias sets do not conflict.
16140 (vect_analyze_data_refs): Remove SMT related code.
16141 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
16142 (vectorizable_load): Likewise.
16143 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
16144 (DR_SYMBOL_TAG, DR_VOPS): Remove.
16145 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
16146 Ignore vops and SMTs.
16147 (dr_analyze_alias): Likewise..
16148 (free_data_ref): Likewise.
16149 (create_data_ref): Likewise.
16150 (analyze_all_data_dependences): Likewise.
16151 (get_references_in_stmt): Adjust.
16152 * tree-flow-inline.h (gimple_aliases_computed_p,
16153 gimple_addressable_vars, gimple_call_clobbered_vars,
16154 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
16155 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
16156 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
16157 gimple_mem_ref_stats): Remove.
16158 (gimple_vop): New function.
16159 (op_iter_next_use): Remove vuses and mayuses cases.
16160 (op_iter_next_def): Remove vdefs case.
16161 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
16162 (clear_and_done_ssa_iter): Do not set removed fields.
16163 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
16164 Assert we are not iterating over vuses or vdefs if not also
16165 iterating over uses or defs.
16166 (op_iter_init_use): Likewise.
16167 (op_iter_init_def): Likewise.
16168 (op_iter_next_vdef): Remove.
16169 (op_iter_next_mustdef): Likewise.
16170 (op_iter_init_vdef): Likewise.
16171 (compare_ssa_operands_equal): Likewise.
16172 (link_use_stmts_after): Handle vuse operand.
16173 (is_call_used): Use is_call_clobbered.
16174 (is_call_clobbered): Global variables are always call clobbered,
16175 query the call-clobbers bitmap.
16176 (mark_call_clobbered): Ignore global variables.
16177 (clear_call_clobbered): Likewise.
16178 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
16179 virtual operands sanity check.
16180 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
16182 (TARGET_MEM_REF): Remove TMR_TAG operand.
16183 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
16184 Remove call-clobber related code.
16185 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
16186 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
16187 partitions or escape reason.
16188 (get_single_def_stmt, get_single_def_stmt_from_phi,
16189 get_single_def_stmt_with_phi): Remove.
16190 (dump_referenced_vars): Tidy.
16191 (get_ref_base_and_extent): Allow bare decls.
16192 (collect_dfa_stats): Adjust.
16193 * graphite.c (rename_variables_in_stmt): Adjust.
16194 (graphite_copy_stmts_from_block): Likewise.
16195 (translate_clast): Likewise.
16196 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
16198 (translate_vuse_through_block): Use the oracle.
16199 (phi_translate_1): Adjust.
16200 (value_dies_in_block_x): Use the oracle. Cache the outcome
16202 (valid_in_sets): Check if the VUSE for
16203 a REFERENCE is available.
16204 (eliminate): Do not remove stmts during elimination,
16205 instead queue and remove them afterwards.
16206 (do_pre): Do not rebuild alias info.
16207 (pass_pre): Run TODO_rebuild_alias before PRE.
16208 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
16209 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
16210 (mark_all_v_defs_stmt): Remove.
16211 (mark_all_v_defs_seq): Adjust.
16212 (sra_replace): Likewise.
16213 (scalarize_use): Likewise.
16214 (scalarize_copy): Likewise.
16215 (scalarize_init): Likewise.
16216 (scalarize_ldst): Likewise.
16217 (todoflags): Remove.
16218 (tree_sra): Do not rebuild alias info.
16219 (tree_sra_early): Adjust.
16220 (pass_sra): Run TODO_update_address_taken before SRA.
16221 * tree-predcom.c (set_alias_info): Remove.
16222 (prepare_initializers_chain): Do not call it.
16223 (mark_virtual_ops_for_renaming): Adjust.
16224 (mark_virtual_ops_for_renaming_list): Remove.
16225 (initialize_root_vars): Adjust.
16226 (initialize_root_vars_lm): Likewise.
16227 (prepare_initializers_chain): Likewise.
16228 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
16229 (may_propagate_copy_into_stmt): Likewise.
16230 (merge_alias_info): Do nothing for now.
16231 (propagate_tree_value_into_stmt): Adjust.
16232 (stmt_may_generate_copy): Likewise.
16233 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
16234 not mark symbols for renaming.
16235 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
16236 with the same statement, make sure to update the new pointed-to one.
16237 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
16238 call statements, do not mark symbols for renaming.
16239 (mark_operand_necessary): Dump something.
16240 (ref_may_be_aliased): New function.
16241 (mark_aliased_reaching_defs_necessary_1): New helper function.
16242 (mark_aliased_reaching_defs_necessary): Likewise.
16243 (mark_all_reaching_defs_necessary_1): Likewise.
16244 (mark_all_reaching_defs_necessary): Likewise.
16245 (propagate_necessity): Do not process virtual PHIs. For
16246 non-aliased loads mark all reaching definitions as necessary.
16247 For aliased loads and stores mark the immediate dominating
16248 aliased clobbers as necessary.
16249 (visited): New global static.
16250 (perform_tree_ssa_dce): Free visited bitmap after propagating
16252 (remove_dead_phis): Perform simple dead virtual PHI removal.
16253 (remove_dead_stmt): Properly unlink virtual operands when
16255 (eliminate_unnecessary_stmts): Schedule PHI removal after
16257 * tree-ssa-ter.c (is_replaceable_p): Adjust.
16258 (process_replaceable): Likewise.
16259 (find_replaceable_in_bb): Likewise.
16260 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
16261 based on the single gimple vop.
16262 (verify_flow_insensitive_alias_info): Remove.
16263 (verify_flow_sensitive_alias_info): Likewise.
16264 (verify_call_clobbering): Likewise.
16265 (verify_memory_partitions): Likewise.
16266 (verify_alias_info): Likewise.
16267 (verify_ssa): Adjust..
16268 (execute_update_addresses_taken): Export. Update SSA
16269 manually. Optimize only when optimizing. Use a local bitmap.
16270 (pass_update_address_taken): Remove TODO_update_ssa, add
16272 (pass_update_address_taken): Just use TODO_update_address_taken.
16273 (init_tree_ssa): Do not initialize addressable_vars.
16274 (verify_ssa): Verify new VUSE / VDEF properties.
16275 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
16276 Do not call verify_alias_info.
16277 (delete_tree_ssa): Clear the VUSE, VDEF operands.
16278 Do not free the loaded and stored syms bitmaps. Reset the escaped
16279 and callused solutions. Do not free addressable_vars.
16280 Remove memory-tag related code.
16281 (warn_uninitialized_var): Aliases are always available.
16282 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
16283 * lambda-code.c (can_put_in_inner_loop): Adjust.
16284 (can_put_after_inner_loop): Likewise.
16285 (perfect_nestify): Likewise.
16286 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
16287 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
16288 (vectorizable_conversion): Do not mark symbols for renaming.
16289 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
16290 (expand_call_inline): Unlink the calls virtual operands before
16292 (tree_function_versioning): Do not call update_ssa if we are not
16293 updating clones. Simplify.
16294 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
16295 (propagate_with_phi): Likewise..
16296 * tree-outof-ssa.c (create_temp): Remove memory tag and call
16297 clobber code. Assert we are not aliased or global.
16298 * tree-flow.h: Include tree-ssa-alias.h
16299 (enum escape_type): Remove.
16300 (struct mem_sym_stats_d): Likewise.
16301 (struct mem_ref_stats_d): Likewise.
16302 (struct gimple_df): Add vop member. Remove global_var,
16303 call_clobbered_vars, call_used_vars, addressable_vars,
16304 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
16305 escaped and callused members.
16306 (struct ptr_info_def): Remove all members, add points-to solution
16308 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
16309 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
16310 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
16311 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
16312 (tree-ssa-alias.o): Likewise.
16313 (toplev.o): Add tree-ssa-alias.h
16314 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
16315 * gimple.c (gimple_set_bb): Fix off-by-one error.
16316 (is_gimple_reg): Do not handle memory tags.
16317 (gimple_copy): Also copy virtual operands.
16318 Delay updating the statement. Do not reset loaded and stored syms.
16319 (gimple_set_stored_syms): Remove.
16320 (gimple_set_loaded_syms): Likewise.
16321 (gimple_call_copy_skip_args): Copy the virtual operands
16322 and mark the new statement modified.
16323 * tree-ssa-structalias.c (may_alias_p): Remove.
16324 (set_uids_in_ptset): Take the alias set to prune with as
16325 parameter. Fold in the alias test of may_alias_p.
16326 (compute_points_to_sets): Compute whether a ptr is dereferenced
16327 in a local sbitmap.
16328 (process_constraint): Deal with &ANYTHING on the lhs, reject all
16329 other ADDRESSOF constraints on the lhs.
16330 (get_constraint_for_component_ref): Assert that we don't get
16331 ADDRESSOF constraints from the base of the reference.
16332 Properly generate UNKNOWN_OFFSET for DEREF if needed.
16333 (struct variable_info): Remove collapsed_to member.
16334 (get_varinfo_fc): Remove.
16335 (new_var_info): Do not set collapsed_to.
16336 (dump_constraint): Do not follow cycles.
16337 (dump_constraint_graph): Likewise.
16338 (build_pred_graph): Likewise.
16339 (build_succ_graph): Likewise.
16340 (rewrite_constraints): Likewise.
16341 (do_simple_structure_copy): Remove.
16342 (do_rhs_deref_structure_copy): Remove.
16343 (do_lhs_deref_structure_copy): Remove.
16344 (collapse_rest_of_var): Remove.
16345 (do_structure_copy): Re-implement.
16346 (pta_stats): New global variable.
16347 (dump_pta_stats): New function.
16348 (struct constraint_expr): Make offset signed.
16349 (UNKNOWN_OFFSET): Define special value.
16350 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
16351 (solution_set_expand): New helper function split out from ...
16352 (do_sd_constraint): ... here.
16353 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
16354 (do_ds_constraint): Likewise.
16355 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
16356 and CALLUSED = *CALLUSED.
16357 (set_union_with_increment): Make inc argument signed.
16358 (type_safe): Remove.
16359 (get_constraint_for_ptr_offset): Handle unknown and negative
16361 (first_vi_for_offset): Handle offsets before start. Bail
16362 out early for offsets beyond the variable extent.
16363 (first_or_preceding_vi_for_offset): New function.
16364 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
16365 Together with ESCAPED = *ESCAPED this properly computes reachability.
16366 (find_what_var_points_to): New function.
16367 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
16368 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
16369 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
16370 pt_solutions_intersect): New functions.
16371 (compute_call_used_vars): Remove.
16372 (compute_may_aliases): New main entry into PTA computation.
16373 * gimple.h (gimple_p): New typedef.
16374 (struct gimple_statement_base): Remove references_memory_p.
16375 (struct gimple_statement_with_memory_ops_base): Remove
16376 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
16378 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
16379 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
16380 gimple_set_references_memory): Remove.
16381 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
16382 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
16384 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
16385 (verify_expr): Allow RESULT_DECL.
16386 (gimple_duplicate_bb): Do not copy virtual operands.
16387 (gimple_duplicate_sese_region): Adjust.
16388 (gimple_duplicate_sese_tail): Likewise.
16389 (mark_virtual_ops_in_region): Remove.
16390 (move_sese_region_to_fn): Do not call it.
16391 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
16392 and pass_simple_dse.
16393 (execute_function_todo): Handle TODO_update_address_taken,
16394 call execute_update_addresses_taken for TODO_rebuild_alias.
16395 (execute_todo): Adjust.
16396 (execute_one_pass): Init dump files early.
16397 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
16399 (create_general_new_stmt): Clear vops.
16400 * tree-ssa-reassoc.c (get_rank): Adjust.
16401 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
16402 symbols for renaming.
16403 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
16404 (PARAM_AVG_ALIASED_VOPS): Likewise.
16405 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
16406 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
16407 * tree-ssa-operands.c: Simplify for new virtual operand representation.
16408 (operand_build_cmp, copy_virtual_operands,
16409 create_ssa_artificial_load_stmt, add_to_addressable_set,
16410 gimple_add_to_addresses_taken): Remove public functions.
16411 (unlink_stmt_vdef): New function.
16413 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16415 * config.gcc (powerpc-*-linux*): Merge variants.
16417 2009-04-02 Chao-ying Fu <fu@mips.com>
16418 James Grosbach <james.grosbach@microchip.com>
16420 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
16421 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
16423 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
16424 keep_interrupts_masked_p, use_debug_exception_return_p.
16425 (mips_attribute_table): Add interrupt, use_shadow_register_set,
16426 keep_interrupts_masked, use_debug_exception_return.
16427 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
16428 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
16430 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
16431 (mips_print_operand): Process COP0 registers to print $0 .. $31
16432 correctly for GAS to process.
16433 (mips_interrupt_extra_call_saved_reg_p): New function.
16434 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
16436 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
16437 (mips_compute_frame_info): Add supports for interrupt context that
16438 includes doubleword accumulators and COP0 registers.
16439 (mips_for_each_saved_acc): New function.
16440 (mips_for_each_saved_gpr_and_fpr): Change the function name from
16441 mips_for_each_saved_reg.
16442 (mips_save_reg): Save accumulators.
16443 (mips_kernel_reg_p): A new for_each_rtx callback.
16444 (mips_expand_prologue): Support interrupt handlers.
16445 (mips_restore_reg): Restore accumulators.
16446 (mips_expand_epilogue): Support interrupt handlers.
16447 (mips_can_use_return_insn): Return false for interrupt handlers.
16448 (mips_epilogue_uses): New function.
16449 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
16450 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
16451 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
16452 cop0_move): New instructions.
16453 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
16454 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
16456 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
16458 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
16459 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
16460 interrupt handlers, we use K0 as the temporary register.
16461 (EPILOGUE_USES): Change to a function call.
16462 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
16463 handlers, we use K0 as the temporary register.
16465 * doc/extend.texi (Function Attributes): Document interrupt,
16466 use_shadow_register_set, keep_interrupts_masked,
16467 use_debug_exception_return for MIPS attributes.
16469 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16471 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
16472 Remove a number of t-files from tmake_file.
16473 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
16474 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
16475 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
16476 target_prototype, not TARGET_PROTOTYPE.
16477 (LINK_OS_GNU_SPEC): Define.
16478 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
16479 and darwin-ldoubdle.c.
16481 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16484 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
16485 (cpp_options): Ditto.
16486 (default_compilers): Ditto.
16487 (display_help): Ditto.
16488 (process_command): Ditto.
16489 (do_spec_1): Ditto.
16490 (set_input): Use lbasename instead of duplicate code.
16491 (save_temps_prefix): New static for -save-temps=obj.
16492 (save_temps_length): Ditto.
16494 * doc/invoke.texi (-save-temps=obj): Document new variant to
16495 -save-temps switch.
16497 2009-04-02 Jeff Law <law@redhat.com>
16499 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
16502 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16504 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16505 * configure: Regenerated.
16507 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16509 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16510 share the argument list.
16512 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16516 2009-02-12 Diego Novillo <dnovillo@google.com>
16518 * varpool.c (debug_varpool): New.
16519 * cgraph.h (debug_varpool): Declare.
16521 2009-04-02 Jan Hubicka <jh@suse.cz>
16523 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16526 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16528 * config/i386/i386.c (ix86_abi): Move initialization to ...
16529 (override_options): Here.
16531 2009-04-02 Christian Bruel <christian.bruel@st.com>
16533 * config/sh/sh.c (sh_dwarf_register_span): New function.
16534 (TARGET_DWARF_REGISTER_SPAN): Define.
16535 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
16537 2009-04-02 Ira Rosen <irar@il.ibm.com>
16539 PR tree-optimization/39595
16540 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
16541 interleaved loads group is not greater than the SLP group size.
16543 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16545 * builtins.c (is_builtin_name): New.
16546 (called_as_built_in): Use is_builtin_name.
16547 * tree.h (is_builtin_name): New.
16548 * varasm.c (incorporeal_function_p): Use is_builtin_name
16550 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16552 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16554 2009-04-02 Dodji Seketeli <dodji@redhat.com>
16557 * c-decl.c (clone_underlying_type): Move this ...
16558 * c-common.c (set_underlying_type): ... here.
16559 Also, make sure the function properly sets TYPE_STUB_DECL() on
16560 the newly created typedef variant type.
16561 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
16562 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
16565 2009-04-02 Richard Guenther <rguenther@suse.de>
16567 PR tree-optimization/37221
16568 * tree-flow.h (degenerate_phi_result): Declare.
16569 * tree-ssa-dom.c (degenerate_phi_result): Export.
16570 * tree-scalar-evolution.c (analyze_initial_condition): If
16571 the initial condition is defined by a degenerate PHI node
16572 use the degenerate value.
16574 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16576 PR rtl-optimization/39588
16577 * combine.c (merge_outer_ops): Do not set the constant when this
16579 (simplify_shift_const_1): Do not modify it either in this case.
16581 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
16583 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
16584 tuning is deprecated if -mtune value is set to an Itanium1 variant.
16586 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16589 * c-lex.c (interpret_float): Default (no suffix) is double.
16591 2009-04-1 Xinliang David Li <davidxl@google.com>
16593 * config/i386/i386.c (legitimate_constant_p): Recognize
16594 all one vector constant.
16596 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16598 * config/vax/vax.c: Add #includes to silence warnings.
16599 Change #include order to silence two warnings.
16601 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16603 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16604 (ASM_SPEC): Pass -k to the assembler for PIC code.
16606 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16608 * config.gcc: Add vax-*-linux* to the switch.
16609 * config/vax/linux.h: New file. (TARGET_VERSION,
16610 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16612 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16614 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16615 Use predicate macros instead of GET_CODE() == foo.
16616 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16617 ashlsi3, rotrsi3, <unnamed>): Likewise.
16619 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16621 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16622 jbbccihi, jbbccisi): Remova trailing whitespace.
16623 * config/vax/constraints.md: Likewise.
16624 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16625 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16626 * config/vax/predicates.md: Likewise.
16627 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16628 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16629 * config/vax/vax.h: Likewise.
16630 * config/vax/vax.md (nonlocal_goto): Likewise.
16632 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16634 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16635 (indirectable_address_p, adjacent_operands_p): Add spaces around
16637 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16639 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16641 * config/vax/vax.c (legitimate_constant_address_p,
16642 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16643 index_term_p, reg_plus_index_p, legitimate_address_p,
16644 vax_mode_dependent_address_p): Update comments to match functions
16645 modified by the recent int->bool conversion.
16647 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16649 * config/vax/builtins.md: Update copyright message.
16650 * config/vax/constraints.md: Likewise.
16651 * config/vax/netbsd-elf.h: Likewise.
16652 * config/vax/predicates.md: Likewise.
16653 * config/vax/vax-protos.h: Likewise.
16654 * config/vax/vax.c: Likewise.
16655 * config/vax/vax.h: Likewise.
16656 * config/vax/vax.md: Likewise.
16657 * config/vax/vax.opt: Likewise.
16659 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16661 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16662 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16663 * config/vax/constraints.md (B, R): Likewise.
16664 * config/vax/predicates.md (external_memory_operand,
16665 nonimmediate_addsub_di_operand): Likewise.
16666 * config/vax/vax.c (vax_output_int_add): Likewise.
16667 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16668 untyped_call): Likewise.
16670 2009-04-01 Matt Thomas <matt@3am-software.com>
16672 * config/vax/predicates.md: New file.
16673 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16674 external_const_operand, nonsymbolic_operand, external_memory_operand,
16675 indirect_memory_operand, indexed_memory_operand,
16676 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16677 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16679 * config/vax/constraints.md: New file.
16680 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16682 * config/vax/builtins.md: New file.
16683 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16684 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16686 * config/vax/vax.opt (mqmath): Add option.
16687 * config/vax/vax.md (isfx): Extend with DI.
16688 (VAXintQH, VAXintQHSD): Define.
16689 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16690 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16691 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16692 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16693 (movdi): Update constraints and use vax_output_int_move().
16694 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16695 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16696 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16697 nonlocal_goto): New.
16698 (mov<mode>): Extend accepted operand types.
16699 (subdi3_old): Rename from subdi3, change update constraints and use
16700 a new implementation.
16701 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16702 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16703 MOVE_RATIO, CLEAR_RATIO): Define.
16704 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16705 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16706 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16707 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16708 (split_quadword_operands): Make static and really allow variable
16710 (print_operand_address): Update for PIC generation.
16711 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16712 indexable_address_p, fixup_mathdi_operand,
16713 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16714 (vax_float_literal, legitimate_constant_p,
16715 indirectable_constant_address_p, index_term_p,
16716 reg_plus_index_p): Return bool instead of int.
16717 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16719 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16721 (vax_output_conditional_branch): Indent.
16722 (legitimate_constant_address_p, indirectable_constant_address_p,
16723 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16724 vax_mode_dependent_address_p): Return bool instead of int, update for
16726 * config/vax/vax-protos.h (legitimate_constant_address_p,
16727 legitimate_constant_p, legitimate_address_p,
16728 vax_mode_dependent_address_p): Change declaration to bool.
16729 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16730 vax_expand_addsub_di_operands, vax_output_int_subtract,
16731 vax_output_movmemsi): Declare.
16732 (split_quadword_operands, vax_float_literal): Delete declaration.
16733 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16734 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16735 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16736 ASM_OUTPUT_DWARF_PCREL): Define.
16737 (ASM_SPEC): Change definition to allow PIC generation.
16739 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16741 * doc/sourcebuild.texi: Update front-end requirements.
16743 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16746 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16747 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16748 (booldi3_internal3): Use boolean_or_operator instead of
16751 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16754 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16755 declarator whose size is not an integer constant expression but
16756 folds to an integer constant, then treat it as a constant
16759 2009-04-01 Richard Guenther <rguenther@suse.de>
16761 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16762 i * 4 + 2 to (i * 2 + 1) * 2.
16764 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16767 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16768 return if c_parser_asm_string_literal returned NULL.
16770 2009-04-01 Nick Clifton <nickc@redhat.com>
16772 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16774 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16775 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16776 other typedefs to avoid conflicts with libgcc2.c. Define labels
16777 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16779 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16780 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16783 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16785 * varasm.c (default_function_rodata_section): Declare DOT as
16788 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16789 Andrey Galkin <agalkin@hypercom.com>
16792 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16793 Make object_name unique for each process.
16795 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16798 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16799 addressable variables in the parallel that could go out of scope while
16800 running queued tasks.
16802 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16804 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16805 (CASE_VALUES_THRESHOLD): Redefine.
16806 * config/avr/avr.c (avr_override_options): Remove initialization of
16807 avr_case_values_threshold variable.
16808 (avr_case_values_threshold): Remove variable. Add new function.
16809 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16810 * config/avr/avr.opt (mno-tablejump): Remove option.
16811 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16813 2009-04-01 DJ Delorie <dj@redhat.com>
16815 * varasm.c (default_function_rodata_section): Don't assume
16816 anything about where the first '.' in the section name is.
16818 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16820 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16821 rs6000_emit_stack_tie.
16823 2009-03-31 Ian Lance Taylor <iant@google.com>
16825 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16826 gimple_code with GIMPLE_RESX, not RESX.
16828 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16830 * c-common.c (c_get_ident): New.
16831 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16833 2009-04-01 Ben Elliston <bje@au.ibm.com>
16835 * config/rs6000/sysv4.opt (msdata): Improve option description.
16837 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16839 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16840 (divdf3_internal_lat): Remove.
16841 (divxf3_internal_lat): Remove.
16842 (divxf3_internal_thr): Remove.
16843 (divxf): Use divxf3_internal.
16844 * config/ia64/div.md (divsf3_internal_lat): New.
16845 (divdf3_internal_lat): New.
16846 (divxf3_internal): New.
16848 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16851 * Makefile.in (USE_GCC_STDINT): Define.
16852 (stmp-int-hdrs): Install stdint.h if applicable.
16853 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
16855 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
16856 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
16857 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16858 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16859 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16860 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16861 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16862 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16863 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16864 (c_common_nodes_and_builtins): Initialize
16865 underlying_wchar_type_node. Do not initialize
16866 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
16867 nodes for new types.
16868 (c_stddef_cpp_builtins): Define macros for new types.
16869 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
16871 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
16872 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
16873 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
16874 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
16875 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
16876 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
16877 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
16878 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
16879 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
16880 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
16881 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
16882 int16_type_node, int32_type_node, int64_type_node,
16883 uint8_type_node, uint16_type_node, c_uint32_type_node,
16884 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
16885 int_least32_type_node, int_least64_type_node,
16886 uint_least8_type_node, uint_least16_type_node,
16887 uint_least32_type_node, uint_least64_type_node,
16888 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
16889 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
16890 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
16891 uintptr_type_node): Define.
16892 * c-cppbuiltin.c (builtin_define_constants,
16893 builtin_define_type_minmax): New.
16894 (builtin_define_stdint_macros): Define more macros.
16895 (c_cpp_builtins): Define more limit macros.
16896 (type_suffix): New.
16897 (builtin_define_type_max): Define in terms of
16898 builtin_define_type_minmax. Remove is_long parameter. All
16900 * config.gcc (use_gcc_stdint): Define.
16901 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
16902 Add newlib-stdint.h for generic targets.
16903 * config/glibc-stdint.h, config/newlib-stdint.h,
16904 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
16905 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
16906 * config/score/score.h (UINTPTR_TYPE): Define.
16907 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16908 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16909 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16910 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16911 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16912 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16913 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16914 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16915 * config/spu/spu.h (STDINT_LONG32): Define.
16916 * configure.ac (use_gcc_stdint): Substitute.
16917 * configure: Regenerate.
16918 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
16919 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
16920 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
16921 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
16922 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
16923 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
16924 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
16925 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
16926 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
16927 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
16928 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
16929 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
16930 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
16931 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
16932 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
16933 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
16934 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
16935 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
16936 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
16937 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
16938 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
16939 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
16940 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16941 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16942 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16943 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16944 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16945 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16946 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
16948 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
16950 * loop-iv.c (suitable_set_for_replacement): Renamed from
16951 simplify_using_assignment; changed to return bool and to accept new
16952 args DEST and SRC. Return true iff we find a source/destination pair
16953 that can be used to make a replacement, and fill SRC and DEST if so.
16954 Remove arg ALTERED. Don't deal with altered regs here. All callers
16956 (simplify_using_initial_values): Deal with altered regs here and track
16957 more precisely the effect they have on the validity of our expression.
16959 * loop-iv.c (simplify_using_condition): A condition of the form
16960 (EQ REG CONST) can be used to simply make a substitution.
16961 (simplify_using_initial_values): Keep track of conditions we have seen
16962 and keep using them to simplify new expressions, while applying the
16963 same substitutions to them as to the expression.
16965 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16966 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
16969 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
16970 changed. Use this when trying to improve the upper bound.
16971 Generate the comparison by using simplify_gen_relational.
16973 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
16975 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
16977 (simplify_using_assignment, simplify_using_initial_values): Call
16978 replace_in_expr to make replacements. Call replace_single_def_regs
16979 once on the initial version of the expression.
16981 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16984 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
16986 2009-03-31 Richard Guenther <rguenther@suse.de>
16988 PR middle-end/31029
16989 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
16990 equality comparisons. Fold C - X CMP X if C % 2 == 1.
16992 2009-03-31 Richard Guenther <rguenther@suse.de>
16994 * tree.h (div_if_zero_remainder): Declare.
16995 * fold-const.c (div_if_zero_remainder): Export.
16996 * tree-ssa-forwprop.c
16997 (forward_propagate_addr_into_variable_array_index): Handle
16998 constant array index addition outside of the variable index.
17000 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17003 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
17004 define_splits, floatunssi<mode>2): Require x87 conversions from
17005 DImode to be permitted.
17007 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17009 PR preprocessor/15638
17010 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
17012 2009-03-31 Richard Guenther <rguenther@suse.de>
17014 PR middle-end/23401
17015 PR middle-end/27810
17016 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
17017 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
17018 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
17019 a separate statement.
17020 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
17021 (lookup_tmp_var): Likewise.
17022 (is_gimple_formal_tmp_or_call_rhs): Remove.
17023 (is_gimple_reg_or_call_rhs): Rename to ...
17024 (is_gimple_reg_rhs_or_call): ... this.
17025 (is_gimple_mem_or_call_rhs): Rename to ...
17026 (is_gimple_mem_rhs_or_call): ... this.
17027 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
17028 DECL_GIMPLE_REG_P only if is_formal is true.
17029 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
17030 for non-proper post-modify expression gimplification.
17031 (gimplify_self_mod_expr): For post-modify expressions gimplify
17032 the lvalue to a minimal lvalue.
17033 (rhs_predicate_for): Remove formal temp case.
17034 (gimplify_modify_expr_rhs): Likewise.
17035 (gimplify_addr_expr): Use is_gimple_reg.
17036 (gimplify_expr): Remove formal temp cases.
17037 (gimple_regimplify_operands): Likewise.
17038 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
17039 and FILTER_EXPR like constants.
17040 * gimple.c (walk_gimple_op): Fix val_only initialization, use
17042 (is_gimple_formal_tmp_rhs): Remove.
17043 (is_gimple_reg_rhs): Remove special casing.
17044 (is_gimple_mem_rhs): Fix.
17045 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
17046 (is_gimple_formal_tmp_var): Remove.
17047 (is_gimple_formal_tmp_reg): Likewise.
17048 (is_gimple_min_lval): Allow invariant component ref parts.
17049 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
17050 is_gimple_formal_tmp_reg): Remove declarations.
17051 * tree-cfg.c (verify_expr): Verify that variables with address
17052 taken do not have DECL_GIMPLE_REG_P set.
17053 * tree-mudflap.c (mf_build_check_statement_for): Use
17054 force_gimple_operand instead of gimplify_expr.
17056 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
17058 * modulo-sched.c (sms_schedule_by_order): Pass the actual
17059 schedulable rows to compute_split_row.
17061 2009-03-31 Ben Elliston <bje@au.ibm.com>
17064 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
17067 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17069 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
17070 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
17071 * configure: Regenerate.
17072 * config.in: Regenerate.
17073 * config/rs6000/rs6000.opt (mtls-markers): Add.
17074 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
17075 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
17076 (tls_ld_aix, tls_ld_sysv): Likewise.
17077 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
17078 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
17080 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17082 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
17084 2009-03-30 Jan Hubicka <jh@suse.cz>
17086 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
17088 (tree_remove_unreachable_handlers): Cleanup EH predecestor
17089 detection and label handling.
17091 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17093 * ira-int.h (ira_allocno): Rename left_conflicts_num to
17094 left_conflicts_size.
17095 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
17096 ALLOCNO_LEFT_CONFLICTS_SIZE.
17098 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
17099 remove_allocno_from_bucket_and_push,
17100 allocno_spill_priority_compare, push_allocnos_to_stack,
17101 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17102 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
17103 (setup_allocno_left_conflicts_num): Ditto. Rename to
17104 setup_allocno_left_conflicts_size.
17105 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17106 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
17107 setup_allocno_left_conflicts_size instead of
17108 setup_allocno_left_conflicts_num.
17110 * ira-build.c (ira_create_allocno): Use
17111 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
17112 ALLOCNO_LEFT_CONFLICTS_NUM.
17114 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17116 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
17117 instead of DF_LR_OUT.
17119 * ira-lives.c (process_bb_node_lives): Ditto.
17121 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
17122 instead of DF_LR_{OUT,IN}.
17124 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
17126 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
17128 2009-03-30 Jan Hubicka <jh@suse.cz>
17130 * except.c (label_to_region_map): Fix thinko.
17132 2009-03-30 Steve Ellcey <sje@cup.hp.com>
17134 PR middle-end/38237
17135 * tree.h (tree_find_value): New declaration.
17136 * tree.c (tree_find_value): New function.
17137 * varasm.c (assemble_external): Avoid duplicate entries on lists.
17139 2009-03-30 Jakub Jelinek <jakub@redhat.com>
17142 * c-decl.c (struct c_binding): Add locus field.
17143 (bind): Add locus argument, set locus field from it.
17144 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
17145 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
17146 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
17147 implicitly_declare, undeclared_variable, lookup_label,
17148 declare_label, c_make_fname_decl, c_builtin_function,
17149 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
17152 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
17155 * config/i386/i386.c (classify_argument): Check total size of
17158 2009-03-30 Martin Jambor <mjambor@suse.cz>
17160 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
17161 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
17162 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
17165 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
17166 seen_variable_array_ref while also traversing a union.
17168 * tree-inline.c (optimize_inline_calls): Do not call
17169 cgraph_node_remove_callees.
17170 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
17171 (pass_remove_cgraph_callee_edges): New variable.
17172 * passes.c (init_optimization_passes): Add
17173 pass_remove_cgraph_callee_edges after early inlining and before all
17174 late intraprocedural passes.
17176 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
17178 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17180 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
17181 Fix typos in names.
17183 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17185 * combine.c (simplify_comparison): Use have_insn_for.
17186 * dojump.c (do_jump): Likewise.
17188 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17190 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
17191 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
17192 sparc_compare_op0 like sparc_compare_emitted used to be handled.
17193 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
17194 instead of sparc_compare_emitted.
17195 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
17196 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
17197 instead of sparc_compare_emitted.
17199 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17201 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
17202 enter/exit cfglayout mode.
17203 (pass_partition_block): Require it.
17204 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
17205 (combine_instructions): Track basic blocks instead of labels.
17206 (update_cfg_for_uncondjump): New.
17207 (try_combine): Use it. Update jumps after rescanning.
17208 (pass_combine): Require PROP_cfglayout.
17209 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
17211 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17213 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
17214 Provide/destroy PROP_cfglayout respectively.
17215 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
17216 * tree-pass.h (PROP_cfglayout): New.
17218 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17220 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
17221 fold_convert_const_fixed_from_fixed,
17222 fold_convert_const_fixed_from_int,
17223 fold_convert_const_fixed_from_real, fold_negate_const): Do not
17224 set TREE_CONSTANT_OVERFLOW.
17225 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
17226 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
17228 2009-03-30 Ira Rosen <irar@il.ibm.com>
17230 * tree-vect-loop-manip.c: New file.
17231 * tree-vectorizer.c: Update documentation and included files.
17232 (vect_loop_location): Make extern.
17233 (rename_use_op): Move to tree-vect-loop-manip.c
17234 (rename_variables_in_bb, rename_variables_in_loop,
17235 slpeel_update_phis_for_duplicate_loop,
17236 slpeel_update_phi_nodes_for_guard1,
17237 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
17238 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
17239 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
17240 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
17241 find_loop_location): Likewise.
17242 (new_stmt_vec_info): Move to tree-vect-stmts.c.
17243 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
17244 get_vectype_for_scalar_type, vect_is_simple_use,
17245 supportable_widening_operation, supportable_narrowing_operation):
17247 (bb_in_loop_p): Move to tree-vect-loop.c.
17248 (new_loop_vec_info, destroy_loop_vec_info,
17249 reduction_code_for_scalar_code, report_vect_op,
17250 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
17251 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
17252 (vect_supportable_dr_alignment): Likewise.
17253 * tree-vectorizer.h (tree-data-ref.h): Include.
17254 (vect_loop_location): Declare.
17255 Reorganize function declarations according to the new file structure.
17256 * tree-vect-loop.c: New file.
17257 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
17258 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
17259 * tree-vect-data-refs.c: New file.
17260 * tree-vect-patterns.c (timevar.h): Don't include.
17261 * tree-vect-stmts.c: New file.
17262 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
17263 tree-vect-slp.c, tree-vect-loop.c.
17264 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
17265 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
17266 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
17267 (tree-vect-analyze.o): Remove.
17268 (tree-vect-transform.o): Likewise.
17269 (tree-vect-data-refs.o): Add rule.
17270 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
17271 tree-vect-slp.o): Likewise.
17272 (tree-vect-patterns.o): Remove redundant dependencies.
17273 (tree-vectorizer.o): Likewise.
17274 * tree-vect-slp.c: New file.
17276 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17278 * optc-gen.awk: Warn if an option flag has multiple different
17281 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
17283 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
17284 -floop-block): Document dependences on PPL, CLooG and Graphite.
17286 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17288 PR rtl-optimization/323
17289 * c-common.c (c_fully_fold, convert_and_check,
17290 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
17291 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
17292 * c-common.def (EXCESS_PRECISION_EXPR): New.
17293 * c-cppbuiltin.c (builtin_define_float_constants): Define
17294 constants with enough digits for long double.
17295 * c-lex.c (interpret_float): Interpret constant with excess
17296 precision where appropriate.
17297 * c-opts.c (c_common_post_options): Set
17298 flag_excess_precision_cmdline. Give an error for
17299 -fexcess-precision=standard for C++ for processors where the
17300 option is significant.
17301 * c-parser.c (c_parser_conditional_expression): Handle excess
17302 precision in condition.
17303 * c-typeck.c (convert_arguments): Handle arguments with excess
17305 (build_unary_op): Move excess precision outside operation.
17306 (build_conditional_expr): Likewise.
17307 (build_compound_expr): Likewise.
17308 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
17309 (build_modify_expr): Handle excess precision in RHS.
17310 (convert_for_assignment): Handle excess precision in converted
17312 (digest_init, output_init_element, process_init_element): Handle
17313 excess precision in initializer.
17314 (c_finish_return): Handle excess precision in return value.
17315 (build_binary_op): Handle excess precision in operands and add
17316 excess precision as needed for operation.
17317 * common.opt (-fexcess-precision=): New option.
17318 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
17319 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
17320 For standard excess precision, output explicit conversion to and
17321 truncation from XFmode.
17322 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
17323 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
17324 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
17325 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
17326 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
17327 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
17328 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
17329 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
17330 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
17331 define_splits, sqrt<mode>2): Disable where appropriate for
17332 standard excess precision.
17333 * convert.c (convert_to_real): Do not shorten arithmetic to type
17334 for which excess precision would be used.
17335 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
17336 * doc/invoke.texi (-fexcess-precision=): Document option.
17337 (-mfpmath=): Correct index entry.
17338 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
17339 flag_excess_precision): New.
17340 * langhooks.c (lhd_post_options): Set
17341 flag_excess_precision_cmdline.
17342 * opts.c (common_handle_option): Handle -fexcess-precision=.
17343 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
17344 init_excess_precision): New.
17345 (lang_dependent_init_target): Call init_excess_precision.
17346 * tree.c (excess_precision_type): New.
17347 * tree.h (excess_precision_type): Declare.
17349 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17352 * c-typeck.c (build_component_ref): Do not copy qualifiers from
17353 non-lvalue to component.
17355 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17357 PR preprocessor/34695
17358 * Makefile.in (c-opts.o): Depend on c-tree.h.
17359 * c-common.c: Move down include of diagnostic.h.
17360 (done_lexing, c_cpp_error): New.
17361 * c-common.h (done_lexing): Declare.
17362 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
17364 * c-opts.c: Include c-tree.h.
17365 (c_common_init_options): Set preprocessor error callback.
17366 (c_common_handle_option): Do not set preprocessor
17367 inhibit_warnings, warnings_are_errors, warn_system_headers,
17368 pedantic_errors or inhibit_warnings flags.
17369 (c_common_post_options): Do not check cpp_errors (parse_in).
17370 (c_common_finish): Do not output dependencies if there were
17371 errors. Do not check return value of cpp_finish.
17372 * c-ppoutput.c (pp_file_change): Set input_location.
17373 * c-tree.h (c_cpp_error): Declare.
17374 * diagnostic.c (diagnostic_set_info_translated): Also initialize
17376 (diagnostic_build_prefix): Check override_column.
17377 * diagnostic.h (diagnostic_info): Add override_column field.
17378 (diagnostic_override_column): Define.
17380 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
17382 * c-common.c (c_expand_expr, c_staticp): Remove.
17383 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
17384 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
17385 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
17386 * c-gimplify.c (gimplify_compound_literal_expr,
17387 optimize_compound_literals_in_ctor): Remove.
17388 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
17389 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
17390 * c-semantics.c (emit_local_var): Remove.
17392 * langhooks-def.h (lhd_expand_expr): Remove.
17393 * langhooks.c (lhd_expand_expr): Remove.
17394 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
17396 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
17397 handling from c-semantics.c; don't call into langhook.
17398 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
17399 * gimplify.c (gimplify_compound_literal_expr,
17400 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
17401 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
17402 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
17403 as was done in c-gimplify.c.
17404 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
17405 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
17406 Move from c-common.h.
17407 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
17409 * tree.c (staticp): Do not call langhook.
17410 * langhooks.c (lhd_staticp): Delete.
17411 * langhooks-def.h (lhd_staticp): Delete prototype.
17412 (LANG_HOOKS_STATICP): Delete.
17413 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
17415 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
17416 instead of DECL_STMTs.
17418 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17426 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
17428 (fold_call_expr): Return a NOP_EXPR from folding rather than the
17429 contained expression.
17430 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
17431 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
17432 conditional expressions for C.
17433 (decl_constant_value_for_optimization): Move from
17434 decl_constant_value_for_broken_optimization in c-typeck.c. Check
17435 whether optimizing and that the expression is a VAR_DECL not of
17436 array type instead of doing such checks in the caller. Do not
17437 check pedantic. Call gcc_unreachable for C++.
17438 * c-common.def (C_MAYBE_CONST_EXPR): New.
17439 * c-common.h (c_fully_fold, c_save_expr,
17440 decl_constant_value_for_optimization): New prototypes.
17441 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17442 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17443 EXPR_INT_CONST_OPERANDS): Define.
17444 * c-convert.c (convert): Strip nops from expression.
17445 * c-decl.c (groktypename): Take extra parameters expr and
17446 expr_const_operands. Update call to grokdeclarator.
17447 (start_decl): Update call to grokdeclarator. Add statement for
17448 expressions used in type of decl.
17449 (grokparm): Update call to grokdeclarator.
17450 (push_parm_decl): Update call to grokdeclarator.
17451 (build_compound_literal): Add parameter non_const and build a
17452 C_MAYBE_COSNT_EXPR if applicable.
17453 (grokdeclarator): Take extra parameters expr and
17454 expr_const_operands. Track expressions used in declaration
17455 specifiers and declarators. Fold array sizes and track whether
17456 they are constant expressions and whether they are integer
17457 constant expressions.
17458 (parser_xref_tag): Set expr and expr_const_operands fields in
17460 (grokfield): Update call to grokdeclarator.
17461 (start_function): Update call to grokdeclarator.
17462 (build_null_declspecs): Set expr and expr_const_operands fields in
17464 (declspecs_add_type): Handle expressions in typeof specifiers.
17465 * c-parser.c (c_parser_declspecs): Set expr and
17466 expr_const_operands fields for declaration specifiers.
17467 (c_parser_enum_specifier): Likewise.
17468 (c_parser_struct_or_union_specifier): Likewise.
17469 (c_parser_typeof_specifier): Likewise. Update call to
17470 groktypename. Fold expression as needed. Return expressions with
17471 type instead of adding statements.
17472 (c_parser_attributes): Update calls to c_parser_expr_list.
17473 (c_parser_statement_after_labels): Fold expression before passing
17474 to objc_build_throw_stmt.
17475 (c_parser_condition): Fold expression.
17476 (c_parser_asm_operands): Fold expression.
17477 (c_parser_conditional_expression): Use c_save_expr. Update call
17478 to build_conditional_expr.
17479 (c_parser_alignof_expression): Update call to groktypename.
17480 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
17481 original_code. Fold expression argument of va_arg. Create
17482 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
17483 argument to va_arg. Update calls to groktypename. Fold array
17484 index for offsetof. Verify that first argument to
17485 __builtin_choose_expr has integer type.
17486 (c_parser_postfix_expression_after_paren_type): Update calls to
17487 groktypename and build_compound_literal. Handle expressions with
17488 side effects in type name.
17489 (c_parser_postfix_expression_after_primary): Update call to
17490 c_parser_expr_list. Set original_code for calls to
17491 __builtin_constant_p.
17492 (c_parser_expr_list): Take extra parameter fold_p. Fold
17493 expressions if requested.
17494 (c_parser_objc_type_name): Update call to groktypename.
17495 (c_parser_objc_synchronized_statement): Fold expression.
17496 (c_parser_objc_receiver): Fold expression.
17497 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
17498 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
17499 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
17500 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
17501 (struct c_typespec): Add elements expr and expr_const_operands.
17502 (struct c_declspecs): Add elements expr and expr_const_operands.
17503 (groktypename, build_conditional_expr, build_compound_literal):
17505 (in_late_binary_op): Declare.
17506 * c-typeck.c (note_integer_operands): New function.
17507 (in_late_binary_op): New variable.
17508 (decl_constant_value_for_broken_optimization): Move to c-common.c
17509 and rename to decl_constant_value_for_optimization.
17510 (default_function_array_conversion): Do not strip nops.
17511 (default_conversion): Do not call
17512 decl_constant_value_for_broken_optimization.
17513 (build_array_ref): Do not fold result.
17514 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
17515 result when operand is a VLA.
17516 (c_expr_sizeof_type): Update call to groktypename. Handle
17517 expressions included in type name. Use C_MAYBE_CONST_EXPR for
17518 result when operand names a VLA type.
17519 (build_function_call): Update call to build_compound_literal.
17520 Only fold result for calls to __builtin_* functions. Strip
17521 NOP_EXPR from INTEGER_CST returned from such functions. Fold
17522 the function designator.
17523 (convert_arguments): Fold arguments. Update call to
17524 convert_for_assignment.
17525 (build_unary_op): Handle increment and decrement of
17526 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
17527 decrement earlier. Fold operand of increment and decrement.
17528 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
17529 built for integer operand. Wrap returns that are INTEGER_CSTs
17530 without being integer constant expressions or that have integer
17531 constant operands without being INTEGER_CSTs.
17532 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
17533 (build_conditional_expr): Add operand ifexp_bcp. Track whether
17534 result is an integer constant expression or can be used in
17535 unevaluated parts of one and avoid folding and wrap as
17536 appropriate. Fold operands before possibly doing -Wsign-compare
17538 (build_compound_expr): Wrap result for C99 if operands can be used
17539 in integer constant expressions.
17540 (build_c_cast): Update call to digest_init. Do not ignore
17541 overflow from casting floating-point constants to integers. Wrap
17542 results that could be confused with integer constant expressions,
17543 null pointer constants or floating-point constants.
17544 (c_cast_expr): Update call to groktypename. Handle expressions
17545 included in type name.
17546 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
17547 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
17548 Update calls to convert_for_assignment.
17549 (convert_for_assignment): Take new parameter
17550 null_pointer_constant. Do not strip nops or call
17551 decl_constant_value_for_broken_optimization. Set
17552 in_late_binary_op for conversions to boolean.
17553 (store_init_value): Update call to digest_init.
17554 (digest_init): Take new parameter null_pointer_constant. Do not
17555 call decl_constant_value_for_broken_optimization. pedwarn for
17556 initializers not constant expressions. Update calls to
17557 convert_for_assignment.
17558 (constructor_nonconst): New.
17559 (struct constructor_stack): Add nonconst element.
17560 (really_start_incremental_init, push_init_level, pop_init_level):
17561 Handle constructor_nonconst and nonconst element.
17562 (set_init_index): Call constant_expression_warning for array
17564 (output_init_element): Fold value. Set constructor_nonconst as
17565 applicable. pedwarn for initializers not constant expressions.
17566 Update call to digest_init. Call constant_expression_warning
17567 where constant initializers are required.
17568 (process_init_element): Use c_save_expr.
17569 (c_finish_goto_ptr): Fold expression.
17570 (c_finish_return): Fold return value. Update call to
17571 convert_for_assignment.
17572 (c_start_case): Fold switch expression.
17573 (c_process_expr_stmt): Fold expression.
17574 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
17575 ensure statement expression is not evaluated in constant expression.
17576 (build_binary_op): Track whether results are integer constant
17577 expressions or may occur in such, disable folding and wrap results
17578 as applicable. Fold operands for -Wsign-compare warnings unless
17580 (c_objc_common_truthvalue_conversion): Handle results folded to
17581 integer constants that are not integer constant expressions.
17582 * doc/extend.texi: Document when typeof operands are evaluated,
17583 that condition of __builtin_choose_expr is an integer constant
17584 expression, and more about use of __builtin_constant_p in
17587 2009-03-29 Richard Guenther <rguenther@suse.de>
17589 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17590 propagate addresses of array references.
17592 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
17594 * regmove.c (perhaps_ends_bb_p): Remove.
17595 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
17596 from INSN and check that the main loop stays within that basic block.
17597 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
17598 (regmove_forward_pass): Split out from regmove_optimize. Use
17599 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
17600 (regmove_backward_pass): Split out from regmove_optimize. Use
17601 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
17602 (regmove_optimize): Simplify.
17604 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17607 * config/i386/i386.c (classify_argument): Ignore flexible array
17608 member in struct and warn ABI change.
17610 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17612 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17614 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17615 (ix86_adjust_cost): Updated.
17617 2009-03-29 Jan Hubicka <jh@suse.cz>
17619 PR middle-end/28850
17620 * tree-pass.h (pass_cleanup_eh): New function.
17621 (remove_unreachable_regions): Break code handling RTL
17622 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17623 that can not be reached by runtime.
17624 (can_be_reached_by_runtime): New function.
17625 (label_to_region_map): New function.
17626 (num_eh_regions): New function.
17627 (rtl_remove_unreachable_regions): New function.
17628 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17629 (remove_eh_region): New function.
17630 * except.h: Include sbitmap and vecprim.
17631 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17632 num_eh_regions): Declare.
17633 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17634 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17635 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17636 (tree_empty_eh_handler_p): New function.
17637 (cleanup_empty_eh): New function.
17638 (cleanup_eh): New function.
17639 (pass_cleanup_eh): New function.
17641 2009-03-29 Jan Hubicka <jh@suse.cz>
17643 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17644 for removed regions.
17646 2009-03-29 Jan Hubicka <jh@suse.cz>
17648 * except.c (dump_eh_tree): Dump all datastructures.
17650 2009-03-29 Jan Hubicka <jh@suse.cz>
17652 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17653 (duplicate_eh_regions_1): Likewise.
17654 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17655 vector; call EH verification.
17656 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17657 Be ready for region being removed.
17659 2009-03-29 Jan Hubicka <jh@suse.cz>
17661 * bitmap.c (bitmap_last_set_bit): New function.
17662 * bitmap.h (bitmap_last_set_bit): Declare.
17664 2009-03-29 David Ayers <ayers@fsfe.org>
17667 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17668 by calling objc_compare_types and surpress warnings about
17669 incompatible C pointers that are compatible ObjC pointers.
17671 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17673 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17674 call initialize_inline_failed.
17675 (initialize_inline_failed): Move it from here ...
17676 * cgraph.c (initialize_inline_failed): ... to here.
17677 (cgraph_create_edge): Call initialize_inline_failed rather than
17678 setting inline_failed directly.
17680 2009-03-29 Ben Elliston <bje@au.ibm.com>
17683 * sysv4.opt (msdata): Improve comment.
17684 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17685 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17687 2009-03-29 Ben Elliston <bje@au.ibm.com>
17690 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17691 load and store attributes.
17693 2009-03-29 Ben Elliston <bje@au.ibm.com>
17695 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17696 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17697 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17698 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17699 __builtin_infq and __builtin_huge_valq.
17701 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17703 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17705 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17706 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17708 2009-03-28 Xinliang David Li <davidxl@google.com>
17710 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17711 (do_dbg_cnt): New function.
17713 2009-03-28 Jan Hubicka <jh@suse.cz>
17715 Merge from pretty-ipa:
17717 2009-03-27 Jan Hubicka <jh@suse.cz>
17719 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17720 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17721 * passes.c (function_called_by_processed_nodes_p): New.
17722 * ipa-pure-const.c (check_call): Fix handling of operands.
17723 (analyze_function): Dump debug output for skipped bodies.
17724 (local_pure_const): Use function_called_by_processed_nodes_p.
17725 * dwarf2out.c (reference_to_unused): Use output.
17726 * passes.c (do_per_function_toporder): Likewise.
17728 2008-11-12 Jan Hubicka <jh@suse.cz>
17730 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17731 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17732 state_set_in_source enum
17733 (check_decl): Ignore memory tags; do not set fake looping flags;
17735 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17736 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17737 (check_call, analyze_function): Rewrite.
17739 (add_new_function): Update call of analyze_function.
17740 (generate_summary): Add call of analyze_function.
17741 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17742 (local_pure_const): New function.
17743 (pass_local_pure_const): New pass.
17744 * ipa-inline.c (inline_transform): Set after_inlining.
17745 * tree-eh.c (stmt_can_throw_external): New.
17746 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17747 work with aliasing built.
17748 * tree-flow.h (stmt_can_throw_external): New.
17749 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17750 and local pure/const pass in early and late optimization queue.
17752 2009-03-28 Martin Jambor <mjambor@suse.cz>
17754 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17756 (fold_binary): Allow function decl aligment consideration is the
17757 second argument is integer constant one.
17758 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17759 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17760 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17762 2009-03-28 Jan Hubicka <jh@suse.cz>
17764 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17765 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17766 * function.h (rtl_data): Add nothrow flag.
17767 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17768 set DECL_NOTHROW for AVAILABLE functions.
17770 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17772 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17773 following vector keyword has expansion starting with pixel or bool
17774 keyword, expand vector to __vector and pixel or bool to __pixel or
17778 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17779 warn_if_disallowed_function_p): Removed.
17780 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17781 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17782 warning_if_disallowed_function_p.
17783 * flags.h (warn_if_disallowed_function_p,
17784 warn_disallowed_functions): Removed.
17785 * common.opt (Wdisallowed-function-list=): Removed.
17786 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17788 2009-03-28 Richard Guenther <rguenther@suse.de>
17790 PR tree-optimization/38723
17791 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17794 2009-03-28 Jan Hubicka <jh@suse.cz>
17796 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17797 test introduced by my previous patch.
17799 2009-03-28 Richard Guenther <rguenther@suse.de>
17801 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17802 the PHIs value undefined.
17804 2009-03-28 Jan Hubicka <jh@suse.cz>
17806 * tree-pass.h (pass_fixup_cfg): New pass.
17807 * ipa-inline.c (inline_transform): Set
17808 always_inline_functions_inlined/after_inlining.
17809 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17810 (pass_fixup_cfg): New pass.
17811 * passes.c (init_optimization_passes): Add fixup_cfg.
17813 2009-03-28 Richard Guenther <rguenther@suse.de>
17815 PR tree-optimization/38458
17816 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17817 argument use the arguments copy-of value.
17819 2009-03-28 Richard Guenther <rguenther@suse.de>
17821 PR tree-optimization/38180
17822 * tree-ssa-ccp.c (get_default_value): Simplify.
17823 (likely_value): Likewise.
17824 (surely_varying_stmt_p): Properly handle VOP case.
17825 (ccp_initialize): Likewise.
17826 (ccp_fold): Handle propagating through *&.
17827 (fold_const_aggregate_ref): Also handle decls.
17829 2009-03-28 Jan Hubicka <jh@suse.cz>
17831 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17832 * cgraph.h (cgraph_node): Likewise.
17833 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17834 (cgraph_reset_node): Use process flag.
17835 (cgraph_mark_functions_to_output): Likewise.
17836 (cgraph_expand_function): Likewise.
17837 (cgraph_expand_all_functions): Likewise.
17838 (cgraph_output_in_order): Likewise.
17839 * dwarf2out.c (reference_to_unused): Likewise.
17840 * passes.c do_per_function_toporder): Likewise.
17842 2009-03-28 Jan Hubicka <jh@suse.cz>
17844 Bring from lto-branch:
17846 2008-09-03 Doug Kwan <dougkwan@google.com>
17848 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
17849 enums instead of reason strings.
17850 * cgraph.c (cgraph_create_edge): Same.
17851 (cgraph_inline_failed_string): New function.
17852 * cgraph.h (cgraph_inline_failed_t): New enum type.
17853 (cgraph_inline_failed_string): New prototype.
17854 (struct cgraph_edge): Change type of INLINED_FAILED from constant
17855 char pointer to cgraph_inline_failed_t.
17856 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
17857 (cgraph_default_inline_p): Ditto.
17858 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
17859 to cgraph_inline_failed_t pointer.
17860 * cif-code.def: New file.
17861 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
17863 (cgraph_check_inline_limits): Change type of REASON to pointer to
17864 cgraph_inline_failed_t. Replace reason strings with enums.
17865 (cgraph_default_inline_p): Ditto.
17866 (cgraph_recursive_inlining_p): Ditto.
17867 (update_caller_keys): Change type of FAILED_REASON to
17868 cgraph_inline_failed_t.
17869 (cgraph_set_inline_failed): Change type of REASON to pointer to
17870 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
17871 convert enums to strings for text output.
17872 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
17873 to be of type cgraph_inline_failed_t. Replace reason strings with
17874 enums. Call cgraph_inline_failed_string to covert enums
17875 to strings for text output.
17876 (cgraph_decide_inlining): Replace reason strings with enums.
17877 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
17878 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
17880 * tree-inline.c (expand_call_inline): Change type of REASON
17881 to cgraph_inline_failed_t. Replace reason strings with enums.
17882 Call cgraph_inline_failed_string for text output.
17883 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
17886 2009-03-28 Jan Hubicka <jh@suse.cz>
17888 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
17889 cgraph_clone_node): Remove master clone handling.
17890 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17891 * cgraph.h (master_clone): Remove.
17892 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17893 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
17894 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
17896 2009-03-28 Jan Hubicka <jh@suse.cz>
17898 * cgraph.c (cgraph_function_body_availability): Functions declared
17899 inline are always safe to assume that it is not going to be replaced.
17901 2009-03-28 Richard Guenther <rguenther@suse.de>
17903 PR tree-optimization/38513
17904 * tree-ssa-pre.c (eliminate): Remove redundant stores.
17905 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17906 EXC_PTR_EXPR and FILTER_EXPR.
17907 (get_ref_from_reference_ops): Likewise.
17909 2009-03-28 Richard Guenther <rguenther@suse.de>
17911 PR tree-optimization/38968
17912 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
17913 Use FLOOR_MOD_EXPR to compute misalignment.
17915 2009-03-28 Richard Guenther <rguenther@suse.de>
17917 PR tree-optimization/37795
17918 * tree.h (combine_comparisons): Declare.
17919 * fold-const.c (combine_comparisons): Export.
17920 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
17922 (ifcombine_iforif): Use combine_comparisons.
17924 2009-03-28 Jan Hubicka <jh@suse.cz>
17926 * tree-eh.c (inlinable_call_p): New function.
17927 (make_eh_edges): Use it.
17928 (verify_eh_edges): Use it.
17929 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
17930 * except.c (reachable_next_level): Add inlinable_function argument
17931 (sjlj_find_directly_reachable_regions): Update.
17932 (add_reachable_handler): Do not set saw_any_handlers.
17933 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
17934 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17935 Add new inlinable call parameter.
17936 (can_throw_internal, can_throw_external): Update.
17937 * except.h (can_throw_internal_1, can_throw_external_1,
17938 foreach_reachable_handler): Update declaration.
17940 2009-03-28 Joseph Myers <joseph@codesourcery.com>
17942 * config/arm/t-arm-coff, config/h8300/coff.h,
17943 config/i386/i386-aout.h, config/i386/i386-coff.h,
17944 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
17945 config/pdp11/2bsd.h, config/rs6000/aix41.h,
17946 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
17947 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
17948 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
17949 sys-types.h: Remove.
17950 * Makefile.in: Remove protoize and fixproto support and references
17952 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
17953 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
17955 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
17956 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
17957 unprotoize$(exeext).
17958 (rest.encap): Don't depend on $(STMP_FIXPROTO)
17959 (.PHONY): Don't depend on proto.
17960 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
17961 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
17962 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
17963 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
17964 build/gen-protos.o, build/scan.o, xsys-protos.h,
17965 build/fix-header$(build_exeext), build/fix-header.o,
17966 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
17967 stmp-install-fixproto): Remove.
17968 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
17969 SYSCALLS.c or fixproto files.
17970 (install-common): Don't install protoize.
17971 (install-headers-tar, install-headers-cpio, install-headers-cp):
17972 Don't depend on $(STMP_FIXPROTO).
17973 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
17974 install fixproto files or write out fixproto settings.
17975 (uninstall): Don't uninstall protoize.
17976 * config.gcc (use_fixproto): Remove.
17977 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
17978 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
17979 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
17980 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
17981 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
17982 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
17983 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
17984 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
17985 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
17986 * config/t-vxworks (STMP_FIXPROTO): Remove.
17987 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
17988 STMP_FIXPROTO): Remove.
17989 * config.in, configure: Regenerate.
17990 * crtstuff.c (gid_t, uid_t): Don't undefine.
17991 * doc/install.texi: Change m68k-coff to m68k-elf in example.
17992 (arm-*-coff, arm-*-aout: Remove target entries.
17993 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
17994 Remove mention of AIX 4.1.
17995 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
17996 * doc/invoke.texi (Running Protoize): Remove.
17997 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
17998 (Protoize Caveats): Remove.
17999 * tsystem.h: Update comments on headers assumed to exist.
18001 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
18003 * genautomata.c: Add a new year to the copyright. Add a new
18005 (struct insn_reserv_decl): Add comments for member bypass_list.
18006 (find_bypass): Remove.
18007 (insert_bypass): New.
18008 (process_decls): Use insert_bypass.
18009 (output_internal_insn_latency_func): Output all bypasses with the
18010 same input insn in one switch case.
18012 * rtl.def (define_bypass): Describe bypass choice.
18013 * doc/md.texi (define_bypass): Ditto.
18015 2009-03-27 Richard Guenther <rguenther@suse.de>
18017 * gimplify.c (mark_addressable): Export.
18018 * tree-flow.h (mark_addressable): Declare.
18019 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
18020 * tree-ssa.c (verify_phi_args): Verify that address taken
18021 variables have TREE_ADDRESSABLE set.
18023 2009-03-27 Richard Guenther <rguenther@suse.de>
18025 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
18026 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
18027 Do not mark decls TREE_ADDRESSABLE.
18028 (build_fold_addr_expr): Adjust.
18029 (fold_addr_expr): Remove.
18030 (fold_unary): Use build_fold_addr_expr.
18031 (fold_comparison): Likewise.
18032 (split_address_to_core_and_offset): Likewise.
18033 * coverage.c (tree_coverage_counter_addr): Mark the array decl
18035 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
18036 (gimplify_modify_expr_to_memcpy): Mark source and destination
18038 * omp-low.c (create_omp_child_function): Mark the object decl
18040 (lower_rec_input_clauses): Mark the var we take the address of
18042 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
18044 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18046 PR middle-end/39315
18047 * cfgexpand.c (expand_one_stack_var_at): Change alignment
18048 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
18050 2009-03-27 Richard Guenther <rguenther@suse.de>
18052 PR tree-optimization/39120
18053 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
18055 (handle_lhs_call): Process return constraints. Add escape
18056 constraints if necessary.
18057 (handle_const_call): Fill out return constraints. Make nested
18058 case more precise. Avoid consttmp if possible.
18059 (handle_pure_call): Fill out return constraints. Avoid
18060 callused if possible.
18061 (find_func_aliases): Simplify call handling.
18063 2009-03-27 Richard Guenther <rguenther@suse.de>
18065 PR tree-optimization/39120
18066 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
18067 as a representative.
18068 (solve_graph): Do propagate CALLUSED.
18069 (handle_pure_call): Use a scalar constraint from CALLUSED for
18071 (find_what_p_points_to): CALLUSED shall not appear in poins-to
18074 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18077 * c-common.c (handle_aligned_attribute): Properly check alignment
18078 overflow. Use (1U << i) instead of (1 << i).
18080 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
18082 * expr.h (get_mem_align_offset): Updated.
18084 * tree.h (tree_decl_common): Change align to "unsigned int" and
18085 move it before pointer_alias_set.
18087 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18088 Jakub Jelinek <jakub@redhat.com>
18091 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
18092 gr_register_operand with gr_reg_or_0_operand.
18093 (cmpxchg_rel_di): Likewise.
18094 (sync_lock_test_and_set<mode>): Likewise.
18096 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18098 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
18099 (true_regnum): Likewise.
18101 * rtlanal.c (subreg_info): Moved to ...
18102 * rtl.h (subreg_info): Here. New.
18103 (subreg_get_info): New.
18105 * rtlanal.c (subreg_get_info): Make it extern.
18107 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18110 * config/i386/i386.c (ix86_abi): New.
18111 (override_options): Handle -mabi=.
18112 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
18113 (ix86_call_abi_override): Likewise.
18114 (init_cumulative_args): Likewise.
18115 (function_arg_advance): Likewise.
18116 (function_arg_64): Likewise.
18117 (function_arg): Likewise.
18118 (ix86_pass_by_reference): Likewise.
18119 (ix86_function_value_regno_p): Likewise.
18120 (ix86_build_builtin_va_list_abi): Likewise.
18121 (setup_incoming_varargs_64): Likewise.
18122 (is_va_list_char_pointer): Likewise.
18123 (ix86_init_machine_status): Likewise.
18124 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
18125 (ix86_function_type_abi): Return enum calling_abi. Rewrite
18126 for 64bit. Replace DEFAULT_ABI with ix86_abi.
18127 (ix86_function_abi): Make it static and return enum calling_abi.
18128 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
18130 (ix86_fn_abi_va_list): Updated.
18132 * config/i386/i386.h (ix86_abi): New.
18133 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
18134 (CONDITIONAL_REGISTER_USAGE): Likewise.
18135 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
18136 (machine_function): Likewise.
18138 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
18140 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
18141 (STACK_BOUNDARY): Likewise.
18142 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
18144 * config/i386/i386.opt (mabi=): New.
18146 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
18147 return enum calling_abi.
18148 (ix86_function_type_abi): Likewise.
18149 (ix86_function_abi): Removed.
18151 * doc/invoke.texi: Document -mabi= option for x86.
18153 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18155 * builtins.c (real_dconstp): Delete.
18156 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
18158 2009-03-27 Dodji Seketeli <dodji@redhat.com>
18159 Jakub Jelinek <jakub@redhat.com>
18162 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
18163 (gen_subprogram_die): When a function is explicit, generate the
18164 DW_AT_explicit attribute.
18165 * langhooks.h (struct lang_hooks_for_decls): Add
18166 function_decl_explicit_p langhook.
18167 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
18168 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
18170 2009-03-27 Jakub Jelinek <jakub@redhat.com>
18172 * builtins.c (fold_builtin_memory_op): Optimize memmove
18173 into memcpy if we can prove source and destination don't overlap.
18175 * tree-inline.c: Include gt-tree-inline.h.
18176 (clone_fn_id_num): New variable.
18177 (clone_function_name): New function.
18178 (tree_function_versioning): Use it.
18179 * Makefile.in (GTFILES): Add tree-inline.c.
18181 2009-03-27 Mark Mitchell <mark@codesourcery.com>
18183 * BASE-VER: Change to 4.5.0.
18185 2009-03-27 Xinliang David Li <davidxl@google.com>
18187 PR tree-optimization/39557
18188 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
18190 2009-03-27 Xinliang David Li <davidxl@google.com>
18192 PR tree-optimization/39548
18193 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
18196 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18198 * c-common.c (pointer_int_sum): Use %wd on return from
18201 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18203 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
18204 on return from tree_low_cst.
18206 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
18209 * ginclude/stdarg.h (va_copy): Define also for
18210 __GXX_EXPERIMENTAL_CXX0X__.
18212 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18215 * builtins.h (c_strlen): Do not warn here.
18216 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
18217 * c-common.c (pointer_int_sum): Take an explicit location.
18218 Warn about offsets out of bounds.
18219 * c-common.h (pointer_int_sum): Adjust declaration.
18221 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18223 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
18226 2009-03-26 Jakub Jelinek <jakub@redhat.com>
18229 * opts.c (warn_if_disallowed_function_p): Don't assume
18230 get_callee_fndecl must return non-NULL.
18232 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
18234 PR rtl-optimization/39522
18235 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
18236 when reg_reloaded_valid is set.
18238 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18240 * config/spu/divv2df3.c: New file.
18241 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
18242 (DPBIT_FUNCS): Filter out _div_df.
18244 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
18246 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
18247 a jump insn, count that jump in the distance to the loop start.
18249 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
18252 * config/sh/sh.c (calc_live_regs): Fix condition for global
18253 registers except PIC_OFFSET_TABLE_REGNUM.
18255 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
18258 * doc/invoke.texi (-mconsole): New.
18260 (-mno-cygwin): New.
18262 (-mnop-fun-dllimport): New.
18266 (sub section "i386 and x86-64 Windows Options"): New.
18268 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
18270 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
18271 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
18273 2009-03-25 Richard Guenther <rguenther@suse.de>
18275 PR middle-end/39497
18276 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
18279 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
18281 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
18282 neither of haifa/selective schedulers are working.
18284 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18286 * doc/invoke.texi (Debugging Options): Fix description of
18287 -fno-merge-debug-strings.
18289 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
18291 * config/cris/libgcc.ver: New version-script.
18292 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
18294 * configure.ac <GAS features, nop mnemonic>: Add pattern
18295 crisv32-*-* for "nop".
18296 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
18297 * configure: Regenerate.
18299 2009-03-24 Ira Rosen <irar@il.ibm.com>
18301 PR tree-optimization/39529
18302 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
18303 mark_sym_for_renaming for the tag copied to the new vector
18306 2009-03-24 Arthur Loiret <aloiret@debian.org>
18308 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
18309 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
18310 EXTRA_SPEC_FUNCTIONS.
18311 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
18312 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
18313 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
18314 -march and -mtune options.
18316 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
18318 * config/m68k/t-rtems: Add m5329 multilib.
18320 2009-03-24 Dodji Seketeli <dodji@redhat.com>
18321 Jakub Jelinek <jakub@redhat.com>
18324 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
18327 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18330 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
18331 instead of c_parser_expression_conv, if original_code isn't one of the
18332 4 allowed comparison codes, fail.
18334 2009-03-23 Richard Guenther <rguenther@suse.de>
18336 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
18337 * tree.h (struct tree_type): Likewise.
18338 * reload.h (struct insn_chain): Likewise.
18339 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
18340 * function.h (struct function): Likewise.
18341 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
18343 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18345 PR tree-optimization/39516
18346 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
18348 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
18350 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
18351 should be set true if BITS_PER_WORD of target is bigger than 32
18353 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
18355 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
18356 Translate -B-options to -rpath-link. Correct existing
18357 rpath-link and conditionalize on !nostdlib.
18359 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18361 * doc/extend.texi (Function Attributes, Variable Attributes):
18363 * doc/invoke.texi (Debugging Options, Optimize Options)
18364 (i386 and x86-64 Options, MCore Options): Likewise.
18366 2009-03-20 Jakub Jelinek <jakub@redhat.com>
18369 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
18370 it for block local namespace aliases.
18371 (gen_decl_die): Pass context_die to gen_namespace_die.
18373 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18376 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
18377 minimum or maximum value.
18379 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
18381 * reginfo.c (globalize_reg): Recompute derived reg sets.
18383 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
18386 * libgcc2.c (mprotect): Do not use signed arguments for
18387 VirtualProtect, use DWORD arguments. Also fix the 'may
18388 be used uninitialized' warning for the np variable.
18390 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18393 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
18394 functions using regparm calling conventions when not optimizing.
18395 (ix86_function_sseregparm): Similarly for sseregparm calling
18398 2009-03-19 Li Feng <nemokingdom@gmail.com>
18400 PR middle-end/39500
18401 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
18402 dependence if the first conflict is after niter iterations.
18404 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
18406 PR middle-end/38609
18407 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
18408 functions with dynamic stack-pointer adjustments.
18410 2009-03-19 Ben Elliston <bje@au.ibm.com>
18412 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
18413 option; change to -msdata=data.
18415 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18417 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
18420 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
18423 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
18425 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
18427 * doc/invoke.texi (Code Gen Options): Expand discussion of
18430 2009-03-18 Jakub Jelinek <jakub@redhat.com>
18432 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
18433 * matrix-reorg.c (struct matrix_info): Likewise.
18434 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
18435 * rtl.h (struct mem_attrs): Likewise.
18436 * df.h (struct df): Likewise.
18437 * tree-data-ref.h (struct data_dependence_relation): Likewise.
18438 * ira-int.h (struct ira_allocno): Likewise.
18439 * df-scan.c (struct df_collection_rec): Likewise.
18440 * ira.c (struct equivalence): Likewise.
18441 * function.c (struct temp_slot): Likewise.
18442 * cfgloop.h (struct loop): Likewise.
18445 * function.c (use_register_for_decl): When not optimizing, disregard
18446 register keyword for variables with types containing methods.
18448 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
18450 PR middle-end/39447
18451 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
18452 (is_simple_operand): Call contains_component_ref_p before calling data
18453 reference analysis that would fail on COMPONENT_REFs.
18455 * tree-vrp.c (search_for_addr_array): Fix formatting.
18457 2009-03-18 Richard Guenther <rguenther@suse.de>
18459 * tree-vect-transform.c (vect_loop_versioning): Fold the
18460 generated comparisons.
18461 * tree-vectorizer.c (set_prologue_iterations): Likewise.
18462 (slpeel_tree_peel_loop_to_edge): Likewise.
18464 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18466 PR middle-end/37805
18467 * opts.c (print_specific_help): In addition to `undocumented',
18468 accept `separate' and `joined' flags if passed alone. Describe
18469 output by the first matched one of those.
18470 (common_handle_option): Skip over empty strings.
18471 * gcc.c (display_help): Fix help string for `--help='.
18472 * doc/invoke.texi (Option Summary, Overall Options): With
18473 `--help=', classes and qualifiers can both be repeated, but
18474 only the latter can be negated. One should not pass only
18475 negated qualifiers. Fix markup and examples.
18478 2008-10-14 Jakub Jelinek <jakub@redhat.com>
18479 PR middle-end/37805
18480 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
18481 and -fhelp=separate.
18483 2009-03-17 Jing Yu <jingyu@google.com>
18485 PR middle-end/39378
18486 * function.h (struct rtl_data): Move is_thunk from here...
18487 (struct function): ...to here.
18488 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
18489 * varasm.c (assemble_start_function): Change is_thunk from crtl to
18491 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
18493 (alpha_does_function_need_gp, alpha_start_function): Likewise.
18494 (alpha_output_function_end_prologue): Likewise.
18495 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
18496 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
18497 (rs6000_output_function_epilogue): Likewise.
18498 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
18500 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
18503 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
18504 from different units in a single alternative.
18505 (*truncdfsf_i387): Ditto.
18506 (*truncxfsf2_mixed): Ditto.
18507 (*truncxfdf2_mixed): Ditto.
18509 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18511 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18512 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18515 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18516 unused non-artificial variables when not optimizing.
18519 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
18520 DW_TAG_imported_module even if decl is IMPORTED_DECL with
18521 NAMESPACE_DECL in its DECL_INITIAL.
18523 PR middle-end/39443
18524 * optabs.c (set_user_assembler_libfunc): New function.
18525 * expr.h (set_user_assembler_libfunc): New prototype.
18526 * c-common.c: Include libfuncs.h.
18527 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
18528 for memcmp, memset, memcpy, memmove and abort.
18529 * Makefile.in (c-common.o): Depend on libfuncs.h.
18532 * dwarf2out.c (gen_inlined_enumeration_type_die,
18533 gen_inlined_structure_type_die, gen_inlined_union_type_die,
18534 gen_tagged_type_instantiation_die): Removed.
18535 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
18538 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18541 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18543 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18544 (check-parallel-%): Ditto.
18545 (check-consistency): Ditto.
18547 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18549 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18550 local variable rhs by NULL_TREE.
18552 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18555 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18557 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18560 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18562 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18565 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18566 for ms->sysv ABI calls only in 64bit mode.
18568 * config/i386/i386.md (untyped_call): Support 32bit.
18570 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18572 * doc/extend.texi: Replace x86_65 with x86_64.
18574 2009-03-16 Jakub Jelinek <jakub@redhat.com>
18576 PR tree-optimization/39455
18577 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
18578 mismatches for POINTER_TYPE_P (type).
18579 (number_of_iterations_le): Likewise.
18581 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18583 * config/picochip/picochip.c: Removed profiling support.
18584 * config/picochip/picochip.md: Removed profiling instruction.
18585 * config/picochip/picochip.h: Removed profiling builtin.
18587 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18589 * doc/install.texi (--with-host-libstdcxx): Document.
18591 2009-03-14 Anatoly Sokolov <aesok@post.ru>
18594 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
18595 generate a warning if the function name does not begin with
18596 "__vector" and the function has either the 'signal' or 'interrupt'
18597 attribute, from here to ...
18598 (avr_declare_function_name): ...here. New function.
18599 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
18600 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
18602 2009-03-14 Jakub Jelinek <jakub@redhat.com>
18605 * cse.c (fold_rtx): Don't modify original const_arg1 when
18606 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
18607 separate variable instead.
18608 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
18609 from out of range shift counts.
18610 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18612 2009-03-13 Catherine Moore <clm@codesourcery.com>
18614 * config/i386/x-mingw32 (host-mingw32.o): Replace
18615 diagnostic.h with $(DIAGNOSTIC_H).
18617 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18620 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18622 * config/i386/sync.md (sync_compare_and_swap<mode>,
18623 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18624 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18626 (sync_double_compare_and_swapdi_pic,
18627 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18628 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18630 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18633 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18635 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18638 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18639 (avx_addsubv4df3): Likewise.
18640 (*avx_addsubv4sf3): Likewise.
18641 (sse3_addsubv4sf3): Likewise.
18643 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18646 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18648 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18651 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18652 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18653 registers for allocnos created from user-defined variables.
18655 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18658 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18659 of non-integer mode as well.
18661 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18663 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18664 for functions for which the parameter types are unknown.
18666 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18669 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18670 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18671 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18672 * config/i386/i386.c (ix86_local_alignment): For
18673 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18674 long long variables on the stack to avoid dynamic realignment.
18675 Allow the first argument to be a decl rather than type.
18676 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18678 2009-03-11 Nick Clifton <nickc@redhat.com>
18681 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18683 Add description to mno-lsim option.
18684 * config/mcore/mcore.h: Remove comment about deprecated m4align
18686 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18687 * doc/invoke.texi: Add description of mno-lsim and
18688 mstack-increment options.
18690 * config/fr30/fr30.opt: Document the -mno-lsim option.
18691 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18692 and -mno-lsim options.
18694 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18696 * fold-const.c (fold_comparison): Only call fold_inf_compare
18697 if the mode supports infinities.
18699 2009-03-11 Jason Merrill <jason@redhat.com>
18702 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18703 end already did. Notice GIMPLE_CALL modifications of the result.
18704 Don't copy debug information from an ignored decl or a decl from
18707 2009-03-10 Richard Guenther <rguenther@suse.de>
18708 Nathan Froyd <froydnj@codesourcery.com>
18710 PR middle-end/37850
18711 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18712 (__divMODE3): Likewise.
18714 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18716 PR tree-optimization/39394
18717 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18718 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18720 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18722 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18723 inline asms for register asm ("") declarations.
18725 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18727 * fold-const.c (fold_unary): Fix comment.
18729 2009-03-07 Jan Hubicka <jh@suse.cz>
18732 * tree-inline.c (setup_one_parameter): Do replacement of const
18733 argument by constant in SSA form.
18735 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18737 PR middle-end/38028
18738 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18739 determine alignment passed to assign_stack_local.
18740 (assign_parms_unsplit_complex): Likewise.
18741 * except.c (sjlj_build_landing_pads): Likewise.
18743 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18745 PR middle-end/39360
18746 * tree-flow.h (add_referenced_var): Return bool instead of void.
18747 * tree-dfa.c (add_referenced_var): Return result of
18748 referenced_var_check_and_insert call.
18749 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18750 of referenced_var_check_and_insert.
18753 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18754 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18755 DIE, don't emit it if abstract origin already has it.
18756 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18757 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18759 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18761 * genpreds.c (needs_variable): Fix parentheses at variable name
18763 (write_tm_constrs_h): Indent generated code.
18765 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18767 * doc/extend.texi (Function Attributes): Add documentation
18768 for isr attributes.
18770 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18773 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18774 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18776 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18778 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18781 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18784 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18785 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18787 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18789 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18790 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18791 constants instead of magic numbers.
18792 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18794 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18795 (x86_64_ms_abi_int_parameter_registers): Ditto.
18796 (x86_64_int_return_registers): Ditto.
18797 (ix86_maybe_switch_abi): Ditto.
18798 (ix86_expand_call): Ditto for clobbered_registers array.
18799 (ix86_hard_regno_mode_ok): Ditto.
18800 (x86_extended_QIreg_mentioned_p): Ditto.
18802 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18804 PR tree-optimization/39349
18805 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18807 * combine.c (gen_lowpart_for_combine): Use omode when generating
18810 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18812 PR rtl-optimization/39235
18813 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18815 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18817 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18819 2009-03-04 Richard Guenther <rguenther@suse.de>
18821 PR tree-optimization/39362
18822 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18823 that occur in abnormal PHIs should be varying.
18825 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18827 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18829 (simple_iv): Take loop as an argument instead of statement.
18830 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18831 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18833 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18835 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18836 * matrix-reorg.c (analyze_transpose): Ditto.
18837 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18838 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18839 * tree-predcom.c (ref_at_iteration): Ditto.
18840 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
18842 2009-03-04 Richard Guenther <rguenther@suse.de>
18844 PR tree-optimization/39358
18845 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
18846 escaped_id and callused_id.
18847 (solve_graph): Likewise.
18849 2009-03-04 Richard Guenther <rguenther@suse.de>
18851 PR tree-optimization/39339
18852 * tree-sra.c (try_instantiate_multiple_fields): Make it
18853 no longer ICE on the above.
18855 2009-03-03 Joseph Myers <joseph@codesourcery.com>
18857 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
18858 that fits within Pmode.
18860 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18862 PR middle-end/10109
18863 * tm.texi (LIBCALL_VALUE): Update description.
18865 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18867 PR middle-end/34443
18868 * doc/extend.texi (section): Update description.
18870 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
18872 PR middle-end/39345
18873 * tree-inline.c (remapped_type): New.
18874 (can_be_nonlocal): Call remapped_type instead of remap_type.
18876 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18879 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
18880 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
18882 2009-03-03 Richard Guenther <rguenther@suse.de>
18884 PR middle-end/39272
18885 * tree.c (tree_nonartificial_location): New function.
18886 * tree.h (tree_nonartificial_location): Declare.
18887 * builtins.c (expand_builtin_memory_chk): Provide location
18888 of the call location for artificial function pieces.
18889 (maybe_emit_chk_warning): Likewise.
18890 (maybe_emit_sprintf_chk_warning): Likewise.
18891 (maybe_emit_free_warning): Likewise.
18892 * expr.c (expand_expr_real_1): Likewise.
18894 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18896 PR tree-optimization/39343
18897 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
18898 COMPONENT_REF t has ARRAY_TYPE.
18900 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
18902 PR middle-end/39335
18903 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
18904 when the type precision of the induction variable should be
18905 larger than the type precision of nit.
18906 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
18907 * graphite.c (graphite_loop_normal_form): Same.
18908 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
18910 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18912 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
18913 (*call_1_rex64_ms_sysv): Use named constants instead of magic
18914 numbers to describe clobbered registers.
18915 (*call_value_0_rex64_ms_sysv): Ditto.
18916 * config/i386/mmx.md (mmx_emms): Ditto.
18917 (mmx_femms): Ditto.
18919 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
18921 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
18924 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18926 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
18927 (spu_section_type_flags): New function.
18929 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18931 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
18932 reg_class_contents of FLOAT_REGS into a temporary.
18934 2009-03-02 Richard Guenther <rguenther@suse.de>
18935 Ira Rosen <irar@il.ibm.com>
18937 PR tree-optimization/39318
18938 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
18939 information to the vectorized statement.
18941 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
18943 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
18944 variable. Use defined names instead of magic constants for REX SSE
18947 2009-03-01 Richard Guenther <rguenther@suse.de>
18949 PR tree-optimization/39331
18950 * omp-low.c (lower_send_shared_vars): Do not receive new
18951 values for the reference of DECL_BY_REFERENCE parms or results.
18953 2009-03-01 Jan Hubicka <jh@suse.cz>
18956 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
18957 BLOCK_NONLOCALIZED_VAR): New macros.
18958 (tree_block): Add nonlocalized_vars.
18959 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
18960 gen_decl_die): Add origin argument. Allow generation of die with
18961 origin at hand only.
18962 (gen_member_die, gen_type_die_with_usage, force_decl_die,
18963 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
18965 (gen_block_die): Fix checking for unused blocks.
18966 (process_scope_var): Break out from .... ; work with origins only.
18967 (decls_for_scope) ... here; process nonlocalized list.
18968 (dwarf2out_ignore_block): Look for nonlocalized vars.
18969 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
18971 (dump_scope_block): Dump them.
18972 * tree-inline.c (remap_decls): Handle nonlocalized vars.
18973 (remap_block): Likewise.
18974 (can_be_nonlocal): New predicate.
18975 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
18977 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18979 * configure: Regenerate.
18981 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18983 * optc-gen.awk: No need to duplicate option flags twice.
18984 Reuse help texts for duplicate options which do not have any.
18986 * gcc.c (display_help): Document --version.
18988 * gcc.c (main): If print_help_list and verbose_flag, ensure
18989 driver output comes before subprocess output.
18991 * optc-gen.awk: Assign all remaining fields to help string,
18992 space-separated, for multi-line help in *.opt.
18994 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
18995 -Wno-pedantic-ms-format is for MinGW targets only.
18997 * doc/options.texi (Option file format): Fix bad indentation,
18998 restoring dropped sentence.
19000 2009-02-28 Jan Hubicka <jh@suse.cz>
19002 * tree-inline.c (tree_function_versioning): Output debug info.
19004 2009-02-28 Jan Hubicka <jh@suse.cz>
19007 * tree-inline.c (setup_one_parameter): Do not copy propagate
19008 arguments when not optimizing.
19010 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
19013 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
19014 (avx_addsubv4df3): Likewise.
19015 (*avx_addsubv4sf3): Likewise.
19016 (sse3_addsubv4sf3): Likewise.
19017 (*avx_addsubv2df3): Likewise.
19018 (sse3_addsubv2df3): Likewise.
19019 (avx_unpckhps256): Correct item selectors.
19020 (avx_unpcklps256): Likewise.
19021 (avx_unpckhpd256): Likewise.
19022 (avx_unpcklpd256): Likewise.
19024 2009-02-28 Jan Hubicka <jh@suse.cz>
19026 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
19028 (copy_arguments_for_versioning): If var is declared don't declare it.
19029 (tree_function_versioning): First setup substitutions and then copy
19032 2009-02-27 Jan Hubicka <jh@suse.cz>
19035 * cgraph.h (varpool_output_debug_info): Remove.
19036 * cgraphunit.c (varpool_output_debug_info): Remove.
19037 * dwarf2out.c (deferred_locations_struct): New struct
19038 (deferred_locations): New type.
19039 (deferred_locations_list): New static var.
19040 (deffer_location): New function.
19041 (gen_variable_die): Use it.
19042 (decls_for_scope): Output info on local static vars.
19043 (dwarf2out_finish): Process deferred locations.
19044 * varpool.c (varpool_output_debug_info): Remove.
19046 2009-02-27 Jan Hubicka <jh@suse.cz>
19049 * tree.h (TREE_PROTECTED): Fix comment.
19050 (BLOCK_HANDLER_BLOCK): Remove.
19051 (struct tree_block): Remove handler_block add body_block.
19052 (inlined_function_outer_scope_p): New.
19053 (is_body_block): Remove.
19054 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
19055 * dwarf2out.c (is_inlined_entry_point): Remove.
19056 (add_high_low_attributes): Use inlined_function_outer_scope_p.
19057 (gen_block_die): Use is_inlined_entry_point check. Remove body block
19059 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
19060 * gimplify.c (gimplify_expr): Gimplify body blocks.
19061 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
19062 block with multiple subblocks.
19063 (dump_scope_block): Prettier output; dump more flags and info.
19064 (dump_scope_blocks): New.
19065 (remove_unused_locals): Use dump_scope_blocks.
19066 * tree-flow.h (dump_scope_blocks): Declare.
19067 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
19068 * stmt.c (is_body_block): Remove.
19069 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
19070 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
19072 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
19074 PR middle-end/39308
19075 * graphite.c (graphite_loop_normal_form): Do not call
19076 number_of_iterations_exit from a gcc_assert.
19078 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19080 * config/s390/s390.c (s390_swap_cmp): Look for conditional
19081 jumps if COND is NULL.
19082 (find_cond_jump): New function.
19083 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
19084 * config/s390/s390.md: Remove z10_cobra attribute value.
19086 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
19088 * config/alpha/alpha.h (alpha_expand_mov): Return false if
19089 force_const_mem returns NULL_RTX.
19091 2009-02-26 Jan Hubicka <jh@suse.cz>
19094 * cgraph.h (varpool_output_debug_info): Remove.
19095 * cgraphunit.c (varpool_output_debug_info): Remove.
19096 * dwarf2out.c (deferred_locations_struct): New struct
19097 (deferred_locations): New type.
19098 (deferred_locations_list): New static var.
19099 (deffer_location): New function.
19100 (gen_variable_die): Use it.
19101 (decls_for_scope): Output info on local static vars.
19102 (dwarf2out_finish): Process deferred locations.
19103 * varpool.c (varpool_output_debug_info): Remove.
19105 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
19107 PR rtl-optimization/39241
19108 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
19109 to subreg_offset_representable_p.
19111 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19113 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
19114 execute function prototype. Get f and nregs from max_reg_num
19115 and get_insns. Remove the first backward pass as it's dead,
19116 guard the forward pass by flag_expensive_optimizations.
19117 (rest_of_handle_regmove): Delete.
19118 (pass_regmove): Replace it with regmove_optimize.
19120 2009-02-25 Martin Jambor <mjambor@suse.cz>
19122 PR tree-optimization/39259
19123 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
19124 calls_alloca function flags.
19125 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
19126 calls are detected.
19128 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19130 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
19131 flags_set_1_rtx, flags_set_1_set): Delete.
19132 (regmove_optimize): Do not call mark_flags_life_zones.
19134 2009-02-24 Julian Brown <julian@codesourcery.com>
19137 * config/arm/arm.c (require_pic_register): Only set
19138 cfun->machine->pic_reg once per function.
19140 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
19142 * doc/invoke.texi (Link Options): Document an easier way to pass
19143 options that take arguments to the GNU linker using -Xlinker and -Wl.
19145 2009-02-24 Steve Ellcey <sje@cup.hp.com>
19148 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
19150 2009-02-24 Richard Guenther <rguenther@suse.de>
19153 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
19155 2009-02-24 Richard Guenther <rguenther@suse.de>
19156 Zdenek Dvorak <ook@ucw.cz>
19158 PR tree-optimization/39233
19159 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
19160 from converting them to a generic type.
19162 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
19164 PR tree-optimization/39260
19165 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
19166 contains a condition with a real type.
19167 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
19169 2009-02-23 Jason Merrill <jason@redhat.com>
19172 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
19173 narrowing_initializer_constant_valid_p.
19174 (narrowing_initializer_constant_valid_p): Don't return
19175 null_pointer_node for adding a pointer to itself.
19177 2009-02-23 Jan Hubicka <jh@suse.cz>
19180 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
19183 2009-02-23 Jan Hubicka <jh@suse.cz>
19185 PR tree-optimization/37709
19186 * tree.c (block_ultimate_origin): Move here from dwarf2out.
19187 * tree.h (block_ultimate_origin): Declare.
19188 * dwarf2out.c (block_ultimate_origin): Move to tree.c
19189 * tree-ssa-live.c (remove_unused_scope_block_p):
19190 Eliminate blocks containig no instructions nor live variables nor
19192 (dump_scope_block): New function.
19193 (remove_unused_locals): Enable removal of dead blocks by default;
19194 enable dumping at TDF_DETAILS.
19196 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19198 * config/i386/i386.c (classify_argument): Don't allow COImode
19200 (function_arg_advance_32): Don't allow OImode.
19201 (function_arg_32): Likewise.
19202 (function_value_32): Likewise.
19203 (return_in_memory_32): Likewise.
19204 (function_arg_64): Remove OImode comment.
19206 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19209 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19210 ix86_expand_vector_set for V4DImode in 64bit mode only.
19211 (ix86_expand_vector_init_one_var): Likewise.
19213 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
19215 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
19217 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19220 * loop-iv.c: Revert last change.
19221 * emit-rtl.c: Likewise.
19223 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19226 * config/i386/i386.c (type_natural_mode): Remove an extra
19227 space in the warning message.
19228 (function_value_32): Handle 32-byte vector modes.
19229 (return_in_memory_32): Likewise.
19231 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19233 * loop-iv.c (truncate_value): New function.
19234 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
19236 (lowpart_subreg): Move to...
19237 * emit-rtl.c: ...here.
19239 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
19241 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
19242 accidental and undocumented change at revision 140860.
19244 2009-02-21 Joseph Myers <joseph@codesourcery.com>
19246 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
19247 take gimple_seq * arguments.
19248 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
19249 types_compatible_p langhook.
19251 2009-02-20 Mark Mitchell <mark@codesourcery.com>
19252 Joseph Myers <joseph@codesourcery.com>
19254 * config/arm/arm.c (arm_builtin_va_list): New function.
19255 (arm_expand_builtin_va_start): Likewise.
19256 (arm_gimplify_va_arg_expr): Likewise.
19257 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
19258 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
19259 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
19260 (va_list_type): New variable.
19261 (arm_mangle_type): Mangle va_list_type appropriately.
19263 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19265 PR middle-end/39157
19266 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
19267 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
19268 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
19269 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
19270 parameter to 1000 for -O1 by default.
19271 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
19273 * loop-invariant.c: Include params.h.
19274 (move_loop_invariants): Don't call move_single_loop_invariants on
19277 2009-02-20 Jaka Mocnik <jaka@xlab.si>
19279 * calls.c (emit_library_call_value_1): Use slot_offset instead of
19280 offset when calculating bounds for indexing stack_usage_map. Fixes
19281 a buffer overflow with certain target setups.
19283 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19286 * calls.c (expand_call): Clear try_tail_call if caller and callee
19287 disagree in promotion of function return value.
19289 2009-02-19 Jakub Jelinek <jakub@redhat.com>
19292 * c-common.c (c_determine_visibility): If visibility changed and
19293 DECL_RTL has been already set, call make_decl_rtl to update symbol
19296 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
19299 * varasm.c (assemble_variable): Don't check DECL_NAME when
19300 globalizing a variable.
19302 2009-02-19 Joseph Myers <joseph@codesourcery.com>
19305 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
19306 expression before any __builtin_trap call.
19307 * c-typeck.c (build_function_call): Convert and check function
19308 arguments before generating a call to a trap. Evaluate the
19309 function arguments before the trap.
19311 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
19314 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
19315 (UNSPEC_FXAM_MEM): New unspec.
19316 (fxam<mode>2_i387_with_temp): New insn and split pattern.
19317 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
19318 memory using fxam<mode>2_i387_with_temp to remove excess precision.
19320 2009-02-19 Richard Guenther <rguenther@suse.de>
19322 PR tree-optimization/39207
19323 PR tree-optimization/39074
19324 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
19325 storedanything_tree): New.
19326 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
19327 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
19328 (build_succ_graph): Add edges from STOREDANYTHING to all
19330 (init_base_vars): Initialize STOREDANYTHING.
19331 (compute_points_to_sets): Free substitution info after
19332 building the succ graph.
19333 (ipa_pta_execute): Likewise.
19335 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
19337 (do_ds_constraint): Do not add to special var or non-pointer
19339 (type_could_have_pointers): Split out from ...
19340 (could_have_pointers): ... here. For arrays use the element type.
19341 (create_variable_info_for): Initialize may_have_pointers.
19342 (new_var_info): Likewise.
19343 (handle_lhs_call): Make the HEAP variable unknown-sized.
19344 (intra_create_variable_infos): Use a type with pointers for
19345 PARM_NOALIAS, make it unknown-sized.
19347 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
19350 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
19352 2009-02-18 Jason Merrill <jason@redhat.com>
19355 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
19356 value if DECL_EXTERNAL.
19357 * tree-sra.c (sra_walk_gimple_assign): Likewise.
19358 * target.h (gcc_target::binds_local_p): Clarify "module".
19359 * tree.h (TREE_PUBLIC): Clarify "module".
19361 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
19364 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
19365 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
19367 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
19370 * c.opt (Wabi): Support C and ObjC.
19373 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
19375 * config/i386/i386.c (classify_argument): Warn once about the ABI
19376 change when passing union with long double.
19378 * doc/invoke.texi: Update -Wabi for warning psABI changes.
19380 2009-02-18 Joseph Myers <joseph@codesourcery.com>
19383 * c-parser.c (c_parser_compound_statement): Always enter and leave
19386 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19389 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
19391 2009-02-18 Jakub Jelinek <jakub@redhat.com>
19393 PR tree-optimization/36922
19394 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
19395 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
19398 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19400 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
19403 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19405 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
19407 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19409 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
19412 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
19413 Richard Sandiford <rdsandiford@googlemail.com>
19415 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
19416 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
19417 (loongson_biadd): ...this.
19419 2009-02-17 Richard Guenther <rguenther@suse.de>
19421 PR tree-optimization/39202
19422 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
19423 a var make sure to follow existing collapses.
19425 2009-02-17 Richard Guenther <rguenther@suse.de>
19427 PR middle-end/39214
19428 * langhooks.c (lhd_print_error_function): Check for NULL block.
19430 2009-02-17 Richard Guenther <rguenther@suse.de>
19432 PR tree-optimization/39204
19433 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
19436 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
19438 * config/soft-fp/double.h: Update from glibc CVS.
19440 2009-02-17 Richard Guenther <rguenther@suse.de>
19442 PR tree-optimization/39207
19443 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
19444 strict-aliasing warnings for pointers pointing to NULL.
19446 2009-02-16 Joseph Myers <joseph@codesourcery.com>
19449 * c-parser.c (c_parser_braced_init): Call pop_init_level when
19450 skipping until next close brace.
19452 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
19455 * config/i386/i386.c (ix86_expand_push): Set memory alignment
19456 to function argument boundary.
19458 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19460 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
19461 in the lea_add. Reload eventually constraints it properly.
19462 * config/picochip/constraints.md: Remove the target constraint
19463 "b", since it is not needed anymore.
19465 2009-02-16 Jakub Jelinek <jakub@redhat.com>
19467 * gthr-dce.h: Uglify function parameter and local variable names.
19468 * gthr-gnat.h: Likewise.
19469 * gthr-mipssde.h: Likewise.
19470 * gthr-nks.h: Likewise.
19471 * gthr-posix95.h: Likewise.
19472 * gthr-posix.h: Likewise.
19473 * gthr-rtems.h: Likewise.
19474 * gthr-single.h: Likewise.
19475 * gthr-solaris.h: Likewise.
19476 * gthr-tpf.h: Likewise.
19477 * gthr-vxworks.h: Likewise.
19478 * gthr-win32.h: Likewise.
19480 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
19483 * config/i386/i386.md: Restrict the new peephole2 to move
19484 between MMX/SSE registers.
19486 2009-02-15 Richard Guenther <rguenther@suse.de>
19489 2009-02-13 Richard Guenther <rguenther@suse.de>
19491 * configure.ac: Enable LFS.
19492 * configure: Re-generate.
19493 * config.in: Likewise.
19495 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19497 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
19498 spu_srqwbyte, spu_srqwbytebc): Define.
19499 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
19500 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
19501 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
19502 "shrqby_<mode>"): New insn-and-split patterns.
19503 * config/spu/spu.c (expand_builtin_args): Determine and return
19504 number of operands using spu_builtin_description data.
19505 (spu_expand_builtin_1): Use it.
19507 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19510 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19513 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19516 * config/i386/i386.c (override_options): Correct warning
19517 messages for -malign-loops, -malign-jumps and -malign-functions.
19519 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19522 * config/i386/i386.md: Restrict the new peephole2 to move
19523 between the general purpose registers.
19525 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19528 * config/i386/i386.c (type_natural_mode): Add a new argument.
19529 Return the original mode and warn ABI change if vector size is 32byte.
19530 (function_arg_advance): Updated.
19531 (function_arg): Likewise.
19532 (ix86_function_value): Likewise.
19533 (ix86_return_in_memory): Likewise.
19534 (ix86_sol10_return_in_memory): Likewise.
19535 (ix86_gimplify_va_arg): Likewise.
19536 (function_arg_32): Don't warn ABX ABI change here.
19537 (function_arg_64): Likewise.
19539 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19541 * loop-iv.c (implies_p): In the final case, test that operands 0
19542 of the two comparisons match.
19544 * config/bfin/bfin.c (find_prev_insn_start): New function.
19545 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
19546 (find_next_insn_start): Move.
19548 2009-02-13 Richard Guenther <rguenther@suse.de>
19550 * configure.ac: Enable LFS.
19551 * configure: Re-generate.
19552 * config.in: Likewise.
19554 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19557 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19558 sizes on syntax error after some arguments have been parsed.
19560 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19562 * doc/invoke.texi (-fira): Remove.
19564 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19566 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19567 * recog.c: Likewise.
19570 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
19572 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
19573 (umul_ppmm): Likewise.
19574 (count_leading_zeros): Likewise.
19575 (count_trailing_zeros): Likewise.
19576 (UMUL_TIME): Likewise.
19578 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19580 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19581 soft-fp/t-softfp to tmake_file.
19583 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
19584 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
19585 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
19586 IA64_BUILTIN_INFQ]: New.
19587 (ia64_init_builtins): Initialize __builtin_infq,
19588 __builtin_fabsq and __builtin_copysignq if not HPUX.
19589 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
19590 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
19592 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19594 (__fixtfti): Likewise.
19595 (__fixunstfti): Likewise.
19596 (__floattitf): Likewise.
19598 * config/ia64/libgcc-glibc.ver: New.
19599 * config/ia64/t-fprules-softfp: Likewise.
19600 * config/ia64/sfp-machine.h: Likewise.
19602 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19603 (LIBGCC2_TF_CEXT): Likewise.
19604 (TF_SIZE): Likewise.
19605 (TARGET_INIT_LIBFUNCS): Likewise.
19607 * config/ia64/t-glibc (SHLINB_MAPFILES):
19608 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19610 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19612 * config/i386/i386.c (construct_container): Rewrite processing
19613 BLKmode with X86_64_SSE_CLASS.
19615 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19618 * config/i386/i386.md: Replace simplify_replace_rtx with
19619 replace_rtx in the new peephole2.
19621 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19623 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19624 loop unrolling do not happen at -O2.
19626 2009-02-12 Michael Matz <matz@suse.de>
19628 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19630 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19632 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19635 2009-02-12 Ben Elliston <bje@au.ibm.com>
19637 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19638 patterns when updating the back chain. Missed in the 2009-02-10
19641 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19643 * doc/extend.texi (Decimal Floating Types): Update identifier of
19644 draft TR and list of missing support.
19646 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19648 PR middle-end/39154
19649 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19650 bit to variable length decl's flags, add it also to its
19651 pointer replacement variable.
19653 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19654 Jakub Jelinek <jakub@redhat.com>
19657 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19658 (memory_blockage): New expander.
19659 (*memory_blockage): New insn pattern.
19660 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19661 instead of general blockage at the end of function prologue when
19662 frame pointer is used to access red zone area. Do not emit blockage
19663 when profiling, it is emitted in generic code.
19664 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19665 function epilogue when frame pointer is used to access red zone area.
19667 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19670 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19671 by arithmetic with memory operands.
19672 * config/i386/predicates.md (commutative_operator): New.
19674 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19676 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19679 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19681 * alias.h (record_alias_subset): Declare.
19682 * alias.c (record_alias_subset): Make global.
19684 2009-02-10 Nick Clifton <nickc@redhat.com>
19686 * tree-parloops.c: Change license to GPLv3.
19687 * ipa-struct-reorg.c: Change license to GPLv3.
19688 * ipa-struct-reorg.h: Change license to GPLv3.
19690 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19693 * c-decl.c (start_struct): Return NULL on error.
19695 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19697 PR middle-end/39124
19698 * cfgloopmanip.c (remove_path): Call remove_bbs after
19699 cancel_loop_tree, not before it.
19702 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19703 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19704 VAR_DECLs were seen.
19705 * tree-ssa-live.c (remove_unused_locals): Recompute
19706 cfun->has_local_explicit_reg_vars.
19707 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19708 copies or clearings if cfun->has_local_explicit_reg_vars.
19710 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19713 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19714 of function prologue when frame pointer is used to access
19717 2009-02-10 Richard Guenther <rguenther@suse.de>
19719 PR middle-end/39127
19720 * gimplify.c (gimple_regimplify_operands): Always look if
19721 we need to create a temporary.
19723 2009-02-10 Richard Guenther <rguenther@suse.de>
19725 PR tree-optimization/39132
19726 * tree-loop-distribution.c (todo): New global var.
19727 (generate_memset_zero): Trigger TODO_rebuild_alias.
19728 (tree_loop_distribution): Return todo.
19730 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19733 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19734 (x86_64_reg_class_name): Removed.
19735 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19736 first one isn't X86_64_SSE_CLASS or any other ones aren't
19737 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19738 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19739 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19740 and 3 X86_64_SSEUP_CLASS.
19741 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19742 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19744 2009-02-10 Ben Elliston <bje@au.ibm.com>
19746 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19747 form instruction to update the stack back chain word, even if the
19748 user has disabled the generation of update instructions.
19749 (movdi_<mode>_update_stack): New.
19750 (movsi_update_stack): Likewise.
19751 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19752 always use an update form instruction to update the stack back
19755 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19757 PR middle-end/38953
19758 * graphite.c (if_region_set_false_region): After moving a region in
19759 the false branch of a condition, remove the empty dummy basic block.
19760 (gloog): Remove wrong fix for PR38953.
19762 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19764 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19765 generation due to implicit sign extension.
19767 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19769 PR middle-end/38981
19770 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19771 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19773 2009-02-09 Richard Guenther <rguenther@suse.de>
19775 PR middle-end/35202
19776 * convert.c (convert_to_real): Disable (float)fn((double)x)
19777 to fnf(x) conversion if errno differences may occur and
19778 -fmath-errno is set.
19780 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19782 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19783 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19784 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19786 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19789 * c-common.c (handle_alias_attribute): Disallow attribute for
19790 anything not a FUNCTION_DECL or VAR_DECL.
19792 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19795 * real.c (do_compare): Special-case compare of zero against
19796 decimal float value.
19798 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19801 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19802 as indicating flexible array members unless the field itself is
19803 being declarared as the incomplete array.
19805 2009-02-06 Jan Hubicka <jh@suse.cz>
19807 PR tree-optimization/38844
19808 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19809 is already inlined.
19811 2009-02-06 Richard Guenther <rguenther@suse.de>
19813 PR middle-end/38977
19814 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19815 fork because we may expand it as __gcov_fork.
19817 2009-02-06 Nick Clifton <nickc@redhat.com>
19819 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19821 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19823 PR tree-optimization/35659
19824 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19825 vn_phi_eq): Shortcut if hashcode does not match.
19826 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19828 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19829 and avoid iterative_hash_expr.
19830 (FOR_EACH_VALUE_ID_IN_SET): New.
19831 (value_id_compare): Remove.
19832 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19833 sort expressions by value id.
19835 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19838 * config/sh/predicates.md (general_movsrc_operand): Don't check
19839 the subreg of system registers here.
19841 2009-02-05 Jakub Jelinek <jakub@redhat.com>
19844 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
19845 on the copied decl.
19847 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
19849 PR rtl-optimization/39110
19850 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
19851 addresses, not aligned ones.
19853 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
19854 Richard Guenther <rguenther@suse.de>
19856 PR tree-optimization/39100
19857 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
19858 comment says and add edges.
19860 2009-02-05 Joseph Myers <joseph@codesourcery.com>
19863 * c-common.c (handle_tls_model_attribute): Ignore attribute for
19864 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
19866 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
19868 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
19869 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
19870 register_bb_in_sese, new_sese, free_sese): Moved.
19871 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
19872 outermost_loop_in_scop, build_scop_iteration_domain,
19873 expand_scalar_variables_ssa_name, get_vdef_before_scop,
19874 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
19875 Use loop_in_sese_p instead of loop_in_scop_p.
19876 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
19877 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
19878 (scopdet_basic_block_info): Fix bug in scop detection.
19879 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
19880 eq_loop_to_cloog_loop): Remove.
19881 (nb_loops_around_loop_in_scop, nb_loop
19882 ref_nb_loops): Moved here...
19883 * graphite.h (ref_nb_loops): ... from here.
19884 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
19885 (loop_domain_dim, loop_iteration_vector_dim): Remove.
19886 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
19887 * testsuite/gcc.dg/graphite/scop-19.c: New
19889 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
19890 Hans-Peter Nilsson <hp@axis.com>
19892 PR rtl-optimization/37889
19893 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
19894 Move offset handling from PLUS to before the switch. Use new
19895 arguments when considering SYMBOL_REFs too.
19896 (rtx_addr_can_trap_p): Pass dummy offset and size.
19897 (enum may_trap_p_flags): Remove.
19898 (may_trap_p_1): Pass size from MEM_SIZE.
19900 PR rtl-optimization/38921
19901 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
19902 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
19903 * rtlanal.c (may_trap_after_code_motion_p): Delete.
19904 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
19906 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
19908 AVX Programming Reference (January, 2009)
19909 * config/i386/sse.md (*vpclmulqdq): New.
19911 2009-02-04 Jakub Jelinek <jakub@redhat.com>
19913 PR tree-optimization/38977
19914 PR gcov-profile/38292
19915 * calls.c (special_function_p): Disregard __builtin_ prefix.
19917 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
19919 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
19920 non-indexable addresses even before reload.
19922 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19925 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
19926 as having variable size. Do not give an error for unnamed
19927 parameters with [*] declarators. Give a warning for type names
19928 with [*] declarators and mark them as variable size.
19929 * c-parser.c (c_parser_sizeof_expression): Do not give an error
19930 for sizeof applied to [*] type names.
19932 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19935 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
19937 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19939 * gcc.c (process_command): Update copyright notice dates.
19940 * gcov.c (print_version): Likewise.
19941 * gcov-dump.c (print_version): Likewise.
19942 * mips-tfile.c (main): Likewise.
19943 * mips-tdump.c (main): Likewise.
19945 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19948 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
19949 for composite type involving a zero-length array type.
19951 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19954 * function.c (match_asm_constraints_1): Skip over
19955 initial optional % in the constraint.
19957 PR inline-asm/39059
19958 * c-parser.c (c_parser_postfix_expression): If fixed point is not
19959 supported, don't accept FIXED_CSTs.
19960 * c-decl.c (finish_declspecs): Error if fixed point is not supported
19961 and _Sat is used without _Fract/_Accum. Set specs->type to
19962 integer_type_node for cts_fract/cts_accum if fixed point is not
19965 2009-02-02 Catherine Moore <clm@codesourcery.com>
19967 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
19969 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
19971 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
19972 (ABI_HAS_64BIT_SYMBOLS): Use it.
19973 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
19975 2009-02-02 Paul Brook <paul@codesourcery.com>
19977 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
19979 2009-02-02 Jakub Jelinek <jakub@redhat.com>
19981 PR inline-asm/39058
19982 * recog.h (asm_operand_ok): Add constraints argument.
19983 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
19984 recurse on matching constraint.
19985 (check_asm_operands): Pass constraints as 3rd argument to
19986 asm_operand_ok. Don't look up matching constraint here.
19987 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
19990 2009-02-02 Ben Elliston <bje@au.ibm.com>
19992 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
19993 TARGET_NARROW_VOLATILE_BITFIELD macro names.
19995 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19997 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
19998 information. Remove some obsolete information. Reorganize.
20000 * config/pa/fptr.c: Revert license to GPL 2.
20001 * config/pa/milli64.S: Likewise.
20003 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20006 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
20007 LIBRARY name in, instead of hard-coding it.
20008 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
20009 extra target make frag to tmake_files according to EH model.
20010 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
20011 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
20012 frags that define makefile variable EH_MODEL appropriately.
20013 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
20014 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
20015 to "-sjlj" according to type of EH configured.
20016 (LIBGCC_SONAME): Concatenate it to shared library base name.
20017 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
20018 to "_sjlj" according to type of EH configured.
20019 (LIBGCC_SONAME): Concatenate it to shared library base name.
20020 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
20021 (SHLIB_LINK): Add missing semicolon to if-else construct.
20022 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20023 string value of "pe_dll" command-line option.
20024 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
20025 (SHLIB_SONAME): Use it when overriding t-cygming default.
20026 (SHLIB_IMPLIB): Override t-cygming default.
20027 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20028 string value of "pe_dll" command-line option.
20030 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20033 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
20034 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
20036 2009-01-31 Richard Guenther <rguenther@suse.de>
20038 PR tree-optimization/38937
20039 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
20040 computing the transitive closure.
20042 2009-01-30 Richard Guenther <rguenther@suse.de>
20044 PR tree-optimization/39041
20045 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20046 Propagate variable indices only if the types match for this stmt.
20048 2009-01-30 Jakub Jelinek <jakub@redhat.com>
20051 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
20052 inline but never defined.
20054 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
20056 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
20057 (*insv_h_di_reg_extimm): New insn.
20058 (*insv_l<mode>_reg_extimm): New insn.
20060 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20062 * config/picochip/picochip.c (flag_conserve_stack): set
20063 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
20064 fconserve-stack. Reduce call-overhead used by inliner.
20066 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20069 * common.opt (flag_conserve_stack): Initialised to zero.
20071 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
20074 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
20075 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
20078 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
20080 * ira-color.c (allocno_reload_assign): Update comments.
20081 * regmove.c (regmove_optimize): Likewise.
20085 2009-01-29 Robert Millan <rmh@aybabtu.com>
20087 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
20088 * config/i386/kopensolaris-gnu.h: New file. Undefine
20089 `MD_UNWIND_SUPPORT'.
20090 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
20092 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
20094 PR tree-optimization/39007
20095 * tree-loop-distribution.c (generate_builtin): Use
20096 recompute_dominator to compute the immediate dominator of the
20097 basic block just after the loop.
20099 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20101 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
20102 (ASM_OUTPUT_DWARF_PCREL): Define.
20104 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
20106 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
20107 * doc/passes.texi: Remove entries about regclass, local-alloc, and
20108 global. Modify entries about regmove and IRA.
20110 * ra-conflict.c: Remove the file.
20112 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
20114 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
20115 (pass_regclass_init): Rename to pass_reginfo_init.
20117 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
20119 * toplev.h (flag_ira): Remove.
20121 * caller-save.c (setup_save_areas): Remove flag_ira.
20123 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
20125 * global.c: Remove the file.
20127 * opts.c (decode_options): Remove flag_ira.
20129 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
20131 * regmove.c: Modify file description.
20132 (find_use_as_address, try_auto_increment): Define them only if
20133 AUTO_INC_DEC is defined.
20134 (replacement_quality, replace_in_call_usage, fixup_match_1,
20135 stable_and_no_regs_but_for_p): Remove.
20136 (reg_set_in_bb): Make it static.
20137 (regmove_optimize): Remove flag_ira and code which worked for
20140 * local-alloc.c: Remove the file.
20142 * common.opt (fira): Remove.
20144 * ira.c: Include except.h.
20145 (eliminable_regset): Move from global.c.
20146 (mark_elimination): Ditto. Remove flag_ira.
20147 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
20148 equiv_mem_modified, validate_equiv_mem_from_store,
20149 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
20150 contains_replace_regs, memref_referenced_p, memref_used_between_p,
20151 no_equiv, recorded_label_ref): Move from local-alloc.c.
20152 (update_equiv_regs): Ditto. Make it static.
20153 (print_insn_chain, print_insn_chains): Move it from global.c.
20154 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
20155 (build_insn_chain): Ditto. Make it static.
20156 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
20157 Rename to init_live_subregs.
20158 (gate_ira): Remove flag_ira.
20160 * regclass.c: Rename reginfo.c. Change file description.
20161 (FORBIDDEN_INC_DEC_CLASSES): Remove.
20162 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
20163 (init_reg_sets_1): Remove code for evaluation of
20164 reg_class_superclasses and losing_caller_save_reg_set.
20165 (init_regs): Remove init_reg_autoinc.
20166 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
20167 ok_for_base_p_nonstrict): Remove.
20168 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
20169 (pass_regclass_init): Rename to pass_reginfo_init. Modify
20170 corresponding entries.
20171 (dump_regclass, record_operand_costs, scan_one_insn,
20172 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
20173 record_address_regs, auto_inc_dec_reg_p): Remove.
20174 (gt-regclass.h): Rename to gt-reginfo.h.
20176 * rtl.h (dump_global_regs, retry_global_alloc,
20177 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
20179 * Makefile.in (RA_H): Remove.
20180 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
20181 Rename regclass.o to reginfo.o.
20182 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
20184 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
20185 (GTFILES): Rename regclass.c to reginfo.c.
20187 * passes.c (init_optimization_passes): Remove pass_local_alloc and
20188 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
20190 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20191 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
20193 (finish_spills): Ditto. Remove code for !flag_ira.
20195 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
20197 PR middle-end/35854
20198 * doc/invoke.texi (rtl debug options): Complete rewrite.
20199 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
20201 * mode-switching.c (pass_mode_switching): Rename pass from
20202 "mode-sw" to "mode_sw".
20203 * except.c (pass_convert_to_eh_ranges): Rename pass from
20204 "eh-ranges" to "eh_ranges".
20205 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
20209 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
20210 Alexander Monakov <amonakov@ispras.ru>
20212 PR middle-end/38857
20213 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
20215 (move_exprs_to_boundary): Change return type and pass through
20216 should_move from move_op. Relax assert. Update usage ...
20217 (schedule_expr_on_boundary): ... here. Use should_move instead of
20219 (move_op_orig_expr_found): Indicate that insn was disconnected from
20221 (code_motion_process_successors): Do not call after_merge_succs
20222 callback if original expression was not found when traversing any of
20224 (code_motion_path_driver): Change return type. Update prototype.
20225 (move_op): Update comment. Add a new parameter (should_move). Update
20226 prototype. Set *should_move based on indication provided by
20227 move_op_orig_expr_found.
20229 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
20231 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
20232 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
20233 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
20234 * config/rs6000/rs6000.c (rs6000_override_options): Default
20235 avoid-indexed-addresses on for Power6, off for everything else.
20236 (avoiding_indexed_address_p): New function.
20237 (rs6000_legitimize_address): Use it.
20238 (rs6000_legitimate_address): Likewise.
20239 * config/rs6000/rs6000.md (movXX_updateX): Likewise
20241 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
20243 PR tree-optimization/38997
20244 * tree-loop-distribution.c (generate_memset_zero): Use
20245 POINTER_PLUS_EXPR for a pointer addition.
20247 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
20249 * config/s390/s390.md (bswap<mode>2): New pattern added.
20251 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20253 * config/s390/s390.md (*tls_load_31): Added type attribute.
20255 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20257 * config/s390/s390.md: Fix a few comments.
20259 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20261 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
20262 (*tm<mode>_full): Fixed z10prop attribute.
20263 (*tst<mode>_extimm): Fixed z10prop attribute.
20264 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
20265 (*tstqiCCT_cconly): Fixed z10prop attribute.
20266 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
20267 (*movsi_larl): Fixed z10prop attribute.
20268 (*movsi_zarch): Fixed z10prop attribute.
20269 (*movsi_eas): Fixed z10prop attribute.
20270 (*movhi): Fixed z10prop attribute.
20271 (*movqi): Fixed z10prop attribute.
20272 (*movstrictqi): Fixed z10prop attribute.
20273 (*mov<mode>): Fixed z10prop attribute.
20274 (*movcc): Fixed z10prop attribute.
20275 (*sethighpartdi_64): Fixed z10prop attribute.
20276 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
20277 (*negdi2_sign_cc): Fixed z10prop attribute.
20278 (*negdi2_sign): Fixed z10prop attribute.
20279 (*absdi2_sign_cc): Fixed z10prop attribute.
20280 (*absdi2_sign): Fixed z10prop attribute.
20281 (*negabsdi2_sign_cc): Fixed z10prop attribute.
20282 (*negabsdi2_sign): Fixed z10prop attribute.
20283 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
20284 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
20285 (doloop_si64): Fixed z10prop attribute.
20286 (doloop_si31): Fixed z10prop attribute.
20287 (doloop_long): Fixed z10prop attribute.
20288 (indirect_jump): Fixed z10prop attribute.
20289 (nop): Fixed z10prop attribute.
20290 (main_base_64): Fixed z10prop attribute.
20291 (reload_base_64): Fixed z10prop attribute.
20293 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20295 PR rtl-optimization/38740
20296 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
20298 * config/mips/mips.c (mips_reorg): Likewise.
20300 2009-01-28 Richard Guenther <rguenther@suse.de>
20302 PR tree-optimization/38926
20303 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
20304 with the correct value id to a value.
20305 (do_regular_insertion): Use the value number of edoubleprime
20306 for the value number of the expr.
20309 2008-08-21 Richard Guenther <rguenther@suse.de>
20311 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
20312 a PHI ask VN if it is already available.
20313 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
20314 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
20316 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20318 PR middle-end/38934
20319 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
20320 set to varying whenever max has TREE_OVERFLOW set, similarly
20321 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
20323 2009-01-28 Richard Guenther <rguenther@suse.de>
20325 PR middle-end/38908
20326 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
20327 uninitialized aggregate uses in call arguments.
20329 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
20331 PR tree-optimization/38984
20332 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
20333 the nothing_id variable if -fno-delete-null-pointer-checks.
20335 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
20338 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
20339 (set_got_offset_rex64): Ditto.
20341 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
20344 * doc/extend.texi: Improve local variable with asm reg.
20346 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
20348 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
20349 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
20350 was not supplied then set warn_packed_bitfield_compat to the
20351 default value of 1.
20352 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
20355 2009-01-27 Richard Guenther <rguenther@suse.de>
20357 PR tree-optimization/38503
20358 * cfgexpand.c (expand_gimple_basic_block): Ignore
20359 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
20360 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
20361 variables that cannot have TBAA applied.
20362 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
20365 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
20367 PR middle-end/38969
20368 * calls.c (initialize_argument_information): Do not wrap complex
20369 arguments in SAVE_EXPR.
20371 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
20373 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
20374 (INSTALL_LIBGCC): Revert typo commit.
20376 2009-01-26 Richard Guenther <rguenther@suse.de>
20378 PR tree-optimization/38745
20379 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
20380 from special handling.
20382 2009-01-26 Richard Guenther <rguenther@suse.de>
20384 PR tree-optimization/38745
20385 * tree-ssa.c (execute_update_addresses_taken): Do not include
20386 variables that cannot possibly be a register in not_reg_needs.
20387 Do not clear TREE_ADDRESSABLE on vars that may not become
20389 * tree-ssa.c (update_alias_info_1): Include those in the set
20390 of addressable vars.
20392 2009-01-26 Richard Guenther <rguenther@suse.de>
20394 PR middle-end/38851
20395 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
20396 * tree-ssa-dse.c: Include langhooks.h
20397 (execute_simple_dse): Remove stores with zero size.
20399 2009-01-24 Jakub Jelinek <jakub@redhat.com>
20402 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
20405 2009-01-24 Julian Brown <julian@codesourcery.com>
20407 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
20408 config/arm/linux-atomic.c.
20409 * config/arm/linux-atomic.c: New.
20411 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
20413 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
20414 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
20415 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
20417 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
20420 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
20423 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
20425 PR tree-optimization/38953
20426 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
20427 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
20428 (gloog): Split the exit of the scop when the scop exit is a loop exit.
20429 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
20432 2009-01-24 Paul Brook <paul@codesourcery.com>
20434 * config/arm/neon.md (neon_type): Move to arm.md.
20435 (neon_mov<VSTRUCT>): Add neon_type attribute.
20436 * config/arm/arm.md (neon_type): Move to here.
20437 (conds): Add "unconditioal" and use as default for NEON insns.
20439 2009-01-24 Ben Elliston <bje@au.ibm.com>
20441 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
20442 void *' warning from -Wc++-compat.
20443 * Makefile.in (dominance.o-warn): Remove.
20445 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
20447 PR tree-optimization/38932
20448 * fold-const.c (fold_unary_ignore_overflow): New.
20449 * tree.h (fold_unary_ignore_overflow): Declare.
20450 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
20451 * tree-ssa-sccvn.c (visit_reference_op_load,
20452 simplify_unary_expression): Likewise.
20454 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
20456 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
20457 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
20458 regardless of their type.
20459 * c-common.c (handle_packed_attribute): Don't ignore packed on
20461 * c.opt (Wpacked-bitfield-compat): New warning option.
20462 * stor-layout.c (place_field): Warn if offset of a field changed.
20463 * doc/extend.texi (packed): Mention the ABI change.
20464 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
20465 (Warning Options): Add it to the list.
20467 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
20469 * c-opts.c (c_common_post_options): Fix a typo in comments.
20471 2009-01-22 Steve Ellcey <sje@cup.hp.com>
20473 PR middle-end/38615
20474 * gimplify.c (gimplify_init_constructor): Fix promotion of const
20475 variables to static.
20476 * doc/invoke.texi (-fmerge-all-constants): Update description.
20478 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
20481 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
20482 (*movdi_1_rex64): Use type "mmx" for alternative 5.
20484 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
20486 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
20488 (LOCAL_ALIGNMENT): Similarly.
20490 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20491 Joseph Myers <joseph@codesourcery.com>
20493 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
20494 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
20495 * config/arm/arm-tune.md: Regenerate.
20496 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
20499 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20501 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
20502 version number to five.
20504 2009-01-22 Dodji Seketeli <dodji@redhat.com>
20507 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
20508 * c-common.c (set_underlying_type): Likewise.
20509 (is_typedef_decl ): Likewise
20511 (set_underlying_type): Likewise.
20512 (is_typedef_type): Likewise.
20514 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20516 PR middle-end/38587
20517 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20520 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
20523 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
20524 (LIBGCC_SPEC): Don't define.
20525 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
20527 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
20529 PR rtl-optimization/38879
20530 * alias.c (base_alias_check): Unaligned access via AND address can
20531 alias all surrounding object types except those with sizes equal
20532 or wider than the size of unaligned access.
20534 2009-01-21 Dodji Seketeli <dodji@redhat.com>
20537 * c-decl.c (clone_underlying_type): Move this ...
20538 * c-common.c (set_underlying_type): ... here.
20539 Also, make sure the function properly sets TYPE_STUB_DECL() on
20540 the newly created typedef variant type.
20541 (is_typedef_decl ): New entry point.
20542 * tree.h: Added a new member member_types_needing_access_check to
20543 struct tree_decl_non_common.
20544 (set_underlying_type): New entry point.
20545 (is_typedef_type): Likewise.
20547 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
20549 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
20550 Check whether two instructions have memory references that
20551 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
20552 are helper functions for traversing.
20553 * alias.h (insn_alias_sets_confilict_p): New prototypes.
20554 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
20555 not to draw dependency edge for instructions with non-conflicting
20558 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20561 * longlong.h: Update copyright years. Use soft-fp license notice.
20562 Sync __clz_tab declaration with glibc.
20564 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20567 * doc/extend.texi (syscall_linkage): New.
20568 (version_id): Modify.
20570 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20571 Richard Guenther <rguenther@suse.de>
20573 PR tree-optimization/38747
20574 PR tree-optimization/38748
20575 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
20576 conversion if the base address is an indirect reference and the
20577 aliasing sets could cause issues.
20579 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20581 * common.opt (fgraphite, fgraphite-identity): Add comment for
20582 explaining why these options are not documented.
20584 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20586 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20587 gimple_call_lhs is NULL.
20589 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20592 * emit-rtl.c (adjust_address_1): Make sure memref is never
20595 2009-01-20 Ben Elliston <bje@au.ibm.com>
20597 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20598 const qualifier from arg parameter. Remove unnecessary cast to char *.
20599 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20600 const qualifier from arg 2.
20602 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20604 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20606 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
20609 * rtl.h (reinit_regs): New prototype.
20610 * regclass.c: Include ira.h.
20611 (reinit_regs): New.
20612 * Makefile.in (regclass.o): Add ira.h.
20613 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20615 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20618 * c-common.c (handle_aligned_attribute): Use
20619 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20620 default alignment value.
20622 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20624 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20625 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20627 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20628 __BIGGEST_ALIGNMENT__.
20630 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20632 2009-01-18 Richard Guenther <rguenther@suse.de>
20634 PR tree-optimization/38819
20635 * tree-flow.h (operation_could_trap_helper_p): Declare.
20636 * tree-eh.c (operation_could_trap_helper_p): Export.
20637 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20638 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20639 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20640 are about to insert a possibly trapping instruction and fail
20643 2009-01-18 Andreas Schwab <schwab@suse.de>
20645 * doc/install.texi (Configuration): Remove obsolete paragraph
20646 about use of --with-gnu-ld with --with-gnu-as.
20648 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20650 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20651 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20652 Follow spelling conventions.
20654 2009-01-18 Ben Elliston <bje@au.ibm.com>
20656 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20657 C++ warning about implicit conversion from void * to struct
20659 (bitmap_obstack_free): Likewise for bitmap_element *.
20660 * Makefile.in (bitmap.o-warn): Remove.
20662 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20664 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20666 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20667 Tobias Grosser <tobi.grosser@amd.com>
20669 * graphite.c (graphite_trans_scop_block): Do not block single
20672 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20674 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20675 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20676 test with assertion.
20678 2009-01-16 Richard Guenther <rguenther@suse.de>
20680 PR tree-optimization/38835
20681 PR middle-end/36227
20682 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20683 and INT + PTR -> (INT)(PTR p+ INT) folding.
20684 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20686 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20689 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20690 the subreg from a lowpart subreg if it is also casting the value.
20692 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20693 Tobias Grosser <tobi.grosser@amd.com>
20695 * graphite.c (compare_prefix_loops): New.
20696 (build_scop_canonical_schedules): Rewritten.
20697 (graphite_transform_loops): Move build_scop_canonical_schedules
20698 after build_scop_iteration_domain.
20700 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20701 Tobias Grosser <tobi.grosser@amd.com>
20703 * graphite.c (add_conditions_to_domain): Add the loops to
20704 the dimension of the iteration domain. Do copy the domain
20705 only when it exists.
20706 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20707 (add_conditions_to_constraints): New.
20708 (can_generate_code_stmt, can_generate_code): Removed.
20709 (gloog): Do not call can_generate_code.
20710 (graphite_transform_loops): Call add_conditions_to_constraints
20711 after building the iteration domain.
20713 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20715 PR tree-optimization/38789
20716 * tree-ssa-threadedge.c
20717 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20718 __builtin_constant_p.
20720 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20722 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20723 examined before deleting them.
20725 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20727 * function.c (aggregate_value_p): Correctly extract the function
20728 type from CALL_EXPR_FN lookup.
20730 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20732 * config/picochip/picochip.c (picochip_override_options): Revert
20733 CFI asm flag disable commited previously.
20735 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20736 Tobias Grosser <tobi.grosser@amd.com>
20737 Jan Sjodin <jan.sjodin@amd.com>
20739 * graphite.c (scan_tree_for_params): On substractions negate
20740 all the coefficients of the term.
20741 (clast_to_gcc_expression_red): New. Handle reduction expressions
20742 of more than two operands.
20743 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20744 (get_vdef_before_scop): Handle also the case of default definitions.
20746 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20748 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20749 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20750 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20752 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20753 Joey Ye <joey.ye@intel.com>
20755 PR middle-end/37843
20756 * cfgexpand.c (expand_stack_alignment): Don't update stack
20757 boundary nor check incoming stack boundary here.
20758 (gimple_expand_cfg): Update stack boundary and check incoming
20759 stack boundary here.
20761 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20763 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20765 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20767 PR rtl-optimization/38245
20768 * calls.c (expand_call): Add stack arguments to
20769 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20770 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20771 in regs and partially in memory or BLKmode arguments.
20772 (emit_library_call_value_1): Add stack arguments to
20773 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20774 ACCUMULATE_OUTGOING_ARGS).
20775 * dce.c: Include tm_p.h.
20776 (find_call_stack_args): New function.
20777 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20779 (mark_insn): Call find_call_stack_args for CALL_Ps.
20780 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20781 forwards. Allocate and free arg_stores bitmap if needed, pass it
20782 down to deletable_insn_p, don't mark stores set in arg_stores
20783 bitmap, clear the bitmap at the beginning of each bb.
20784 * Makefile.in (dce.o): Depend on $(TM_P_H).
20786 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20789 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20790 to make sure the insn is a conditional test (bug 22599). Reformat a
20793 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20795 PR middle-end/38431
20796 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20797 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20798 (gloog): Do not call cleanup_tree_cfg.
20799 (graphite_transform_loops): Call cleanup_tree_cfg after all
20800 scops have been code generated.
20802 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20803 * doc/gty.texi (Invoking the garbage collector): Added new node
20804 and section documenting ggc_collect.
20806 2009-01-14 Richard Guenther <rguenther@suse.de>
20808 PR tree-optimization/38826
20809 PR middle-end/38477
20810 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20811 initialization notes only if we actually emitted a warning.
20812 (intra_create_variable_infos): Add constraints for a result decl
20813 that is passed by hidden reference.
20814 (build_pred_graph): Mark all related variables non-direct on
20817 2009-01-14 Nick Clifton <nickc@redhat.com>
20819 * ira-conflicts.c: Include addresses.h for the definition of
20821 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20822 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20824 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20827 * Makefile.in (ira-lives.o): Add except.h.
20829 * ira-lives.c: Include except.h.
20830 (process_bb_node_lives): Process can_throw_internal.
20832 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20834 PR rtl-optimization/38774
20835 * combine.c (simplify_set): When undoing cc_use change, don't do
20836 PUT_CODE on the newly created comparison, but instead put back the
20839 2009-01-13 Joseph Myers <joseph@codesourcery.com>
20841 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
20842 values. Remove duplicate arm8 entry.
20844 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20846 PR tree-optimization/38786
20847 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
20848 the SSA_NAME case of expand_scalar_variables_expr.
20849 Set the type of an expression to the type of its assign statement.
20850 (expand_scalar_variables_expr): Also gather the scalar computation
20851 used to index the memory access. Do not pass loop_p.
20852 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
20853 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
20854 the gimple_stmt_iterator where it inserts new code.
20855 Do not pass loop_p.
20856 (copy_bb_and_scalar_dependences): Do not pass loop_p.
20857 (translate_clast): Update call to copy_bb_and_scalar_dependences.
20859 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20861 * graphite.h (debug_value): Removed.
20862 * graphite.c (debug_value): Removed.
20864 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20866 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
20867 ldrd/strd with two 32-bit instructions.
20869 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20871 * config/arm/arm.c (struct processors): Pass for speed down into
20872 cost helper functions.
20873 (const_ok_for_op): Handle COMPARE and inequality nodes.
20874 (arm_rtx_costs_1): Rewrite.
20875 (arm_size_rtx_costs): Update prototype.
20876 (arm_rtx_costs): Pass speed down to helper functions.
20877 (arm_slowmul_rtx_costs): Rework cost calculations.
20878 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
20879 (arm_9e_rtx_costs): Likewise.
20881 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
20883 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
20884 relocations of local symbols wider than UNITS_PER_WORD are not valid.
20885 (alpha_legitimize_address): Do not split local symbols wider than
20886 UNITS_PER_WORD into HIGH/LO_SUM parts.
20888 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
20891 * gcc.c (process_command): Replace call to execvp with calls
20892 to pex_one and exit.
20894 2009-01-03 Anatoly Sokolov <aesok@post.ru>
20897 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
20898 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
20899 variant for devices with 3-byte PC.
20900 (__tablejump_elpm__): New.
20902 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20905 * c-parser.c (c_parser_postfix_expression): Allow `->' in
20906 offsetof member-designator, handle it as `[0].'.
20908 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20910 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
20911 function when not using named sections on targets with named sections
20912 if branch distance is less than 262132.
20914 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
20916 * combine.c (combine_instructions): Recompute
20917 optimize_this_for_speed_p for each BB in the main combine loop.
20919 2009-01-12 Tomas Bily <tbily@suse.cz>
20922 * tree-loop-distribution.c (prop_phis): New function.
20923 (generate_builtin): Call prop_phis.
20924 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
20926 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20928 PR tree-optimization/38807
20929 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
20930 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
20932 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
20934 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
20935 subreg of op0 to the original op0.
20937 2009-01-11 Laurent GUERBY <laurent@guerby.net>
20939 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
20941 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
20944 * mips-tfile.c (parse_def): Fix parsing of def strings
20945 starting with digits.
20947 2009-01-10 Jakub Jelinek <jakub@redhat.com>
20950 * config/arm/arm.c (arm_is_long_call_p): Don't call
20951 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
20953 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
20955 * regrename.c (regrename_optimize): Fix dumping.
20956 (find_oldest_value_reg): Preserve REG_POINTER.
20957 (copy_hardreg_forward_1): Likewise.
20959 2009-01-09 Diego Novillo <dnovillo@google.com>
20961 * gimple.h (struct gimple_statement_base) <uid>: Document
20962 the restrictions on its use.
20963 (gimple_uid): Tidy.
20964 (gimple_set_uid): Tidy.
20966 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20968 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
20969 zero guard even if align_bytes != 0 and count is smaller than
20972 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
20974 PR rtl-optimization/38495
20975 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
20976 (add_range_and_copies_from_move_list): Print all added ranges.
20977 Add ranges to memory optimized destination.
20979 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20983 * config/i386/i386.c (override_options): Reject
20984 -mstringop-strategy=rep_8byte with -m32.
20985 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
20986 to 1. Do count comparison against epilogue_size_needed at compile
20987 time even when count_exp was constant forced into register. For
20988 size_needed don't jump to epilogue, instead just avoid aligning
20989 and invoke the body algorithm. If need_zero_guard, add zero guard
20990 even if count is non-zero, but smaller than size_needed + number of
20991 bytes that could be stored for alignment.
20992 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
20993 to 1. If need_zero_guard, add zero guard even if count is non-zero,
20994 but smaller than size_needed + number of bytes that could be stored
20995 for alignment. Compare size_needed with epilogue_size_needed instead
20996 of desired_align - align, don't adjust size_needed, pass
20997 epilogue_size_needed to the epilogue expanders.
21000 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
21002 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21004 * pa.c (last_address): Change to unsigned.
21005 (update_total_code_bytes): Change argument to unsigned. Don't
21006 check if insn addresses are set.
21007 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
21008 addresses are not set.
21009 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
21011 2009-01-09 Nick Clifton <nickc@redhat.com>
21013 * config/sh/symbian.c: Replace uses of DECL_INLINE with
21014 DECL_DECLARED_INLINE_P.
21016 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21018 PR middle-end/38347
21019 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
21020 GET_MODE (op0) in operand_subword_force calls.
21022 PR middle-end/38771
21023 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
21024 fold_convert arg0 operands to TREE_TYPE (op0) first.
21026 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
21028 * params.def (ira-max-conflict-table-size): Decrease default value
21031 2009-01-08 Jakub Jelinek <jakub@redhat.com>
21033 PR tree-optimization/37031
21034 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
21036 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
21037 allocate it using gc instead of heap, use VEC_quick_push instead of
21039 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
21040 instead of heap, use VEC_quick_push instead of VEC_safe_push.
21041 * tree-data-ref.h (struct access_matrix): Change matrix to gc
21042 allocated vector from heap allocated.
21043 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
21044 * tree-loop-linear.c (linear_transform_loops): Allocate nest
21045 vector only after perfect_loop_nest_depth call.
21047 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
21048 Jan Sjodin <jan.sjodin@amd.com>
21050 PR tree-optimization/38559
21051 * graphite.c (debug_value, copy_constraint,
21052 swap_constraint_variables, scale_constraint_variable, ): New.
21053 (get_lower_bound, get_upper_bound): Removed.
21054 (graphite_trans_bb_strip_mine): Clean up this code that works
21055 only for constant number of iterations. Fully copy upper and
21056 lower bound constraints, not only the constant part of them.
21057 * graphite.h (debug_value): Declared.
21059 2009-01-08 Ira Rosen <irar@il.ibm.com>
21061 PR tree-optimization/37194
21062 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
21063 Don't add the cost of cost model guard in prologue to scalar
21064 outside cost in case of known number of iterations.
21066 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
21067 Alan Modra <amodra@bigpond.net.au>
21069 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
21070 non-word-aligned REG+CONST addressing.
21072 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21075 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
21076 free_after_compilation when outputting a thunk.
21077 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
21078 Do not call free_after_compilation here.
21080 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21082 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
21083 (ix86_valid_target_attribute_inner_p): Ditto.
21085 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
21087 PR tree-optimization/38492
21088 PR tree-optimization/38498
21089 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
21090 * tree-chrec.h (scev_is_linear_expression): Declared.
21091 * graphite.c (graphite_cannot_represent_loop_niter): New.
21092 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
21093 (graphite_loop_normal_form): Use gcc_assert.
21094 (scan_tree_for_params): Use CASE_CONVERT.
21095 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
21096 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
21097 Use gcc_assert. Discard scops that contain unhandled cases.
21098 (build_scop_conditions): Return a boolean status for unhandled cases.
21099 (strip_mine_profitable_p): Print the loop number, not its depth.
21100 (is_interchange_valid): Pass the depth of the loop nest, don't
21101 recompute it wrongly.
21102 (graphite_trans_bb_block): Same.
21103 (graphite_trans_bb_block): Print tentative of loop blocking.
21104 (graphite_trans_scop_block): Do not print that the loop has been
21106 (graphite_transform_loops): Do not handle scops that contain condition
21109 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
21111 AVX Programming Reference (December, 2008)
21112 * config/i386/avxintrin.h (_mm256_stream_si256): New.
21113 (_mm256_stream_pd): Likewise.
21114 (_mm256_stream_ps): Likewise.
21116 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
21117 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
21118 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
21119 (bdesc_special_args): Add __builtin_ia32_movntdq256,
21120 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
21121 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
21122 (ix86_expand_special_args_builtin): Likewise.
21124 * config/i386/sse.md (AVXMODEDI): New.
21125 (avx_movnt<mode>): Likewise.
21126 (avx_movnt<mode>): Likewise.
21127 (<sse>_movnt<mode>): Remove AVX support.
21128 (sse2_movntv2di): Likewise.
21130 2009-01-07 Richard Guenther <rguenther@suse.de>
21132 PR middle-end/38751
21133 * fold-const.c (extract_muldiv): Remove obsolete comment.
21134 (fold_plusminus_mult_expr): Undo MINUS_EXPR
21135 to PLUS_EXPR canonicalization for the canonicalization.
21137 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
21139 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
21140 hosted cross-compilers generating less efficient code.
21142 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21144 * function.h (rtl_data): Add a dbr_scheduled_p field.
21145 * reorg.c (dbr_schedule): Set it.
21146 (gate_handle_delay_slots): Check it.
21147 * config/mips/mips.c (mips_base_delayed_branch): Delete.
21148 (mips_reorg): Check flag_delayed_branch instead of
21149 mips_base_delayed_branch.
21150 (mips_override_options): Don't set mips_base_delayed_branch
21151 or flag_delayed_branch.
21153 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21155 PR rtl-optimization/38426.
21156 * ira.c (ira): Set current_function_is_leaf earlier.
21158 2009-01-06 Jakub Jelinek <jakub@redhat.com>
21160 PR rtl-optimization/38722
21161 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
21162 too early, only set a flag and modify after last possible
21165 2009-01-06 Janis Johnson <janis187@us.ibm.com>
21168 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
21169 * real.c (decimal_single_format): Correct values of emin and emax.
21170 (decimal_double_format): Ditto.
21171 (decimal_quad_format): Ditto.
21172 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
21173 computation of DECnn_MIN and DECnn_MAX for corrected values of
21174 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
21175 __DECnn_MIN__, and adjust its computation for the corrected value
21178 2009-01-06 Jan Hubicka <jh@suse.cz>
21181 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
21183 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
21185 * doc/contrib.texi (Contributors): Slightly adjust the end note.
21186 Add Robert Clark to the list of testers.
21188 2009-01-06 Jan Hubicka <jh@suse.cz>
21189 Kai Tietz <kai.tietz@onevision.com>
21191 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
21192 * config/i386/i386.c (ix86_expand_call): Add clobbers.
21194 2009-01-06 Jan Hubicka <jh@suse.cz>
21195 Kai Tietz <kai.tietz@onevision.com>
21197 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
21199 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
21200 (ix86_nsaved_regs): Count only general purpose regs.
21201 (ix86_nsaved_sseregs): New.
21202 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
21203 to 16 for w64; compute padding and size of sse reg save area.
21204 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
21205 general purpose regs.
21206 (ix86_emit_save_sse_regs_using_mov): New.
21207 (ix86_expand_prologue): Save SSE regs if needed.
21208 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
21209 (ix86_emit_restore_sse_regs_using_mov): New.
21210 (ix86_expand_epilogue): Save SSE regs if needed.
21212 2009-01-06 Jan Hubicka <jh@suse.cz>
21213 Kai Tietz <kai.tietz@onevision.com>
21215 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
21216 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
21217 functions when accumulate outgoing args is off.
21219 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21222 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
21223 before using pseudos_have_intersected_live_ranges_p.
21225 * ira-int.h (ira_assert): Always define.
21227 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21229 AVX Programming Reference (December, 2008)
21230 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
21231 (_mm256_permute2_pd): Likewise.
21232 (_mm_permute2_ps): Likewise.
21233 (_mm256_permute2_ps): Likewise.
21234 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
21235 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
21237 * config/i386/i386.c (ix86_builtins): Remove
21238 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
21239 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
21240 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
21241 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
21242 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
21243 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
21244 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
21245 __builtin_ia32_vpermil2ps256.
21246 (ix86_init_mmx_sse_builtins): Updated.
21247 (ix86_expand_args_builtin): Likewise.
21249 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21251 * pa.c (output_call): Relocate non-jump insns in the delay slot of
21252 long absolute calls when generating PA 2.0 code.
21254 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
21256 PR rtl-optimization/38583
21257 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
21259 * params.def (ira-max-conflict-table-size): New.
21261 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
21263 * ira.h (ira_conflicts_p): New external definition.
21265 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
21266 table. Report this. Return result of building.
21267 (ira_build_conflicts): Use ira_conflicts_p. Check result of
21268 building conflict table.
21270 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
21271 (ira_color): Use ira_conflicts_p.
21273 * global.c: Include ira.h.
21274 (pseudo_for_reload_consideration_p, build_insn_chain): Use
21277 * Makefile.in (global.o): Add ira.h.
21279 * ira-build.c (mark_all_loops_for_removal,
21280 propagate_some_info_from_allocno): New.
21281 (remove_unnecessary_allocnos): Call
21282 propagate_some_info_from_allocno.
21283 (remove_low_level_allocnos): New.
21284 (remove_unnecessary_regions): Add parameter. Call
21285 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
21286 parameter to remove_unnecessary_regions.
21287 (ira_build): Remove all regions but root if the conflict table was
21288 not built. Update conflict hard regs for allocnos crossing calls.
21290 * ira.c (ira_conflicts_p): New global.
21291 (ira): Define and use ira_conflicts_p.
21293 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
21294 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
21295 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
21297 2009-01-06 Ben Elliston <bje@au.ibm.com>
21299 * gengtype-lex.l (YY_NO_INPUT): Define.
21301 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
21304 * c-common.c (handle_vector_size_attribute): Also reject
21305 BOOLEAN_TYPE types.
21307 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
21309 PR tree-optimization/38492
21310 * graphite.c (rename_map_elt, debug_rename_elt,
21311 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
21312 rename_map_elt_info, eq_rename_map_elts,
21313 get_new_name_from_old_name, bb_in_sese_p): Moved around.
21314 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
21315 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
21316 (sese_build_livein_liveouts): New.
21317 (new_sese, free_sese): New.
21318 (new_scop): Call new_sese.
21319 (free_scop): Call free_sese.
21320 (rename_variables_from_edge, rename_phis_end_scop): Removed.
21321 (register_old_new_names): Renamed register_old_and_new_names.
21322 (register_scop_liveout_renames, add_loop_exit_phis,
21323 insert_loop_close_phis, struct igp,
21324 default_liveout_before_guard, add_guard_exit_phis,
21325 insert_guard_phis, copy_renames): New.
21326 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
21327 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
21328 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
21329 (scop_adjust_phis_for_liveouts): New.
21330 (gloog): Call scop_adjust_phis_for_liveouts.
21332 * graphite.h (struct sese): Documented. Added fields liveout,
21333 num_ver and livein.
21334 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
21335 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
21336 (struct scop): Added field liveout_renames.
21337 (SCOP_LIVEOUT_RENAMES): New.
21339 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21341 PR tree-optimization/38510
21342 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
21343 (translate_clast): Call recompute_all_dominators before
21345 (gloog): Call recompute_all_dominators before graphite_verify.
21347 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21348 Jan Sjodin <jan.sjodin@amd.com>
21350 PR tree-optimization/38500
21351 * graphite.c (create_sese_edges): Call fix_loop_structure after
21354 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21356 * config.gcc: Add m32r*-*-rtems*.
21357 * config/m32r/rtems.h: New file.
21359 2009-01-05 Ben Elliston <bje@au.ibm.com>
21361 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
21362 (.po.pox): Likewise.
21363 (po/gcc.pot): Likewise.
21365 2009-01-04 David S. Miller <davem@davemloft.net>
21367 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
21368 (STARTING_FRAME_OFFSET): Always set to zero.
21370 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21372 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
21373 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
21374 fixed-point types, and vectors of the same.
21376 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21378 * config/mips/sync.md (*mb_barrier): Rename to...
21379 (*memory_barrier): ...this.
21381 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
21383 * doc/extend.texi (Function Attributes): Move @cindex after @item
21384 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
21385 and put in alphabetical order. Fix 'target' name and put in order.
21386 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
21389 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
21391 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
21392 (memory_barrier): Expand as unspec instead of unspec_volatile.
21393 Remove mem:BLK from insn operands. Use Pmode scratch register.
21394 (*memory_barrier): Define as unspec instead of unspec_volatile.
21395 Use (match_dup 0) as input operand.
21397 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
21398 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
21399 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
21400 scratch register. Remove operand 1.
21401 (*stbar): Define as unspec instead of unspec_volatile.
21402 Use (match_dup 0) as input operand, remove (const_int 8).
21403 (*membar): Define as unspec instead of unspec_volatile.
21404 Use (match_dup 0) as input operand, remove input operand 2.
21406 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
21407 (memory_barrier): Expand as unspec instead of unspec_volatile.
21408 Remove mem:BLK from insn operands. Use Pmode scratch register.
21409 (*memory_barrier): Define as unspec instead of unspec_volatile.
21410 Use (match_dup 0) as input operand.
21412 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
21413 Remove mem:BLK from insn operands. Use Pmode scratch register.
21414 Set volatile flag on operand 0.
21415 (*memory_barrier): New insn pattern.
21417 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
21419 (*memory_barrier): Use (match_dup 0) as input operand.
21421 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
21422 Remove mem:BLK from insn operands. Use Pmode scratch register.
21423 Set volatile flag on operand 0.
21424 (*mb_internal): New insn pattern.
21426 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
21428 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21430 PR middle-end/38586
21431 * function.c (struct temp_slot): Move to the section of the file
21432 that deals with temp slots. Remove field 'address'.
21433 (temp_slot_address_table): New hash table of address -> temp slot.
21434 (struct temp_slot_address_entry): New struct, items for the table.
21435 (temp_slot_address_compute_hash, temp_slot_address_hash,
21436 temp_slot_address_eq, insert_temp_slot_address): Support functions
21438 (find_temp_slot_from_address): Rewrite to use the new hash table.
21439 (remove_unused_temp_slot_addresses): Remove addresses of temp
21440 slots that have been made available.
21441 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
21442 worker function for remove_unused_temp_slot_addresses.
21443 (assign_stack_temp_for_type): Don't clear the temp slot address list.
21444 Add the temp slot address to the address -> temp slot map.
21445 (update_temp_slot_address): Update via insert_temp_slot_address.
21446 (free_temp_slots): Call remove_unused_temp_slot_addresses.
21447 (pop_temp_slots): Likewise.
21448 (init_temp_slots): Allocate the address -> temp slot map, or empty
21449 the map if it is already allocated.
21450 (prepare_function_start): Initialize temp slot processing.
21452 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21454 PR middle-end/38584
21455 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
21456 Calculate the size of all stack vars assuming no packing of stack
21457 vars will happen, replacing a quadratic algorithm with a linear one.
21459 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21462 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
21465 2009-01-03 Diego Novillo <dnovillo@google.com>
21467 * doc/contrib.texi: Update contributions.
21469 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21472 * builtins.c (fold_builtin_memory_op): Give up if either operand
21473 is volatile. Set srctype or desttype to non-qualified version
21477 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
21478 and FUNCTION_DECLs.
21480 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
21482 PR rtl-optimization/35805
21483 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
21484 problem if fast dce is able to remove any instructions.
21485 * dce.c (dce_process_block): Fix dump message.
21487 2009-01-02 Mark Mitchell <mark@codesourcery.com>
21490 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
21492 2009-01-02 Jakub Jelinek <jakub@redhat.com>
21494 PR middle-end/38690
21495 * tree-flow.h (op_code_prio, op_prio): New prototypes.
21496 * tree-pretty-print.c (op_code_prio): New function.
21497 (op_prio): No longer static. Use op_code_prio.
21498 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
21499 Use op_prio and op_code_prio to determine if () should be
21500 printed around operand(s) or not.
21502 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
21503 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
21504 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
21505 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
21506 pp_character instead of pp_string for single letter printing.
21508 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21510 * doc/extend.texi: Fix '#pragma GCC option' typo.
21512 2009-01-02 Richard Guenther <rguenther@suse.de>
21514 * doc/install.texi (--enable-checking): Mention different
21515 default for stage1.
21516 (--enable-stage1-checking): Document.
21518 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21520 PR middle-end/30142
21521 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21522 case to be an error.
21524 2009-01-02 Ben Elliston <bje@au.ibm.com>
21526 * config/fp-bit.h (pack_d): Constify argument.
21527 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21528 (isnan): Constify argument.
21530 (iszero): Likewise.
21531 (pack_d): Likewise.
21532 (_fpadd_parts): Constify return type.
21533 (_fpmul_parts): Likewise.
21534 (_fpdiv_parts): Likewise.
21536 2009-01-01 Jakub Jelinek <jakub@redhat.com>
21539 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
21540 warn about overwriting initializer with side-effects or
21541 -Woverride-init if !IMPLICIT.
21542 (output_init_element): Likewise. Pass IMPLICIT down to
21544 (process_init_element): Add IMPLICIT argument. Pass it down
21545 to output_init_element.
21546 (push_init_element, pop_init_level, set_designator): Adjust
21547 process_init_element callers.
21548 (set_nonincremental_init, set_nonincremental_init_from_string):
21549 Adjust add_pending_init callers.
21550 (output_pending_init_elements): Adjust output_init_element callers.
21551 * c-tree.h (process_init_element): Adjust prototype.
21552 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
21553 process_init_element callers.
21556 Copyright (C) 2009 Free Software Foundation, Inc.
21558 Copying and distribution of this file, with or without modification,
21559 are permitted in any medium without royalty provided the copyright
21560 notice and this notice are preserved.