1 2009-08-20 Matt Rice <ratmice@gmail.com>
2 Diego Novillo <dnovillo@google.com>
4 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7 2009-08-20 Richard Guenther <rguenther@suse.de>
9 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not
11 * c-tree.h (c_dup_lang_specific_decl): Remove.
12 (struct lang_decl, struct lang_type): Move definitions ...
13 * c-lang.h: ... here. New file.
14 * c-decl.c: Include c-lang.h.
15 (c_dup_lang_specific_decl): Remove.
16 * c-typeck.c: Include c-lang.h.
17 * Makefile.in (c-decl.o): Add c-lang.h dependency.
18 (c-typeck.o): Likewise.
19 * c-config-lang.in (gtfiles): Add c-lang.h.
20 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
23 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
25 * config/alpha/alpha.c (alpha_end_function): Do not clear
26 crtl->emit structure and free insn locators if cfun->is_thunk is true,
27 this is now handled in generic code.
29 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
31 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
32 (s390_z10_fix_long_loop_prediction): New function.
33 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
34 (s390_reorg): Walk over the INSNs and invoke
35 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
37 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
39 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
40 "*brx_64bit", "*brx_31bit"): New patterns.
41 * config/s390/s390.c ('E'): New output modifier.
43 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
44 Richard Earnshaw <richard.earnshaw@arm.com>
46 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
47 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
49 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
51 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
53 * pa.c (emit_move_sequence): Check if address of operand1 is valid
54 for mode mode of operand0 when doing secondary reload for SAR.
56 2009-08-19 Jakub Jelinek <jakub@redhat.com>
59 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
60 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
62 2009-08-19 Jason Merrill <jason@redhat.com>
64 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
65 supported template depth in C++0x.
67 2009-08-19 Jakub Jelinek <jakub@redhat.com>
69 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
70 free_after_compilation.
71 * config/score/score7.c (score7_output_mi_thunk): Likewise.
72 * config/score/score3.c (score3_output_mi_thunk): Likewise.
73 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
74 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
75 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
76 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
77 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
79 2009-08-19 Ian Lance Taylor <iant@google.com>
81 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
82 of (plus (mult (neg B) C) A).
84 2009-08-18 Michael Matz <matz@suse.de>
86 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
87 instead of comparing TYPE_MAIN_VARIANT for equality.
88 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
89 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
90 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
91 * gimplify.c (goa_lhs_expr_p): Ditto and use
92 STRIP_USELESS_TYPE_CONVERSION.
94 2009-08-18 Michael Matz <matz@suse.de>
96 * tree-ssa-structalias.c (create_variable_info_for): Also mark
97 first field in a struct.
98 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
100 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
102 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
103 locators before emit_insn is called. Remove assert that
105 (alpha_end_function): Clear crtl->emit structure and free insn
106 locators if cfun->is_thunk is true.
108 2009-08-18 Jason Merrill <jason@redhat.com>
110 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
112 * configure.ac: Test for it.
113 * configure, config.in: Regenerate.
114 * doc/install.texi: Document --enable-gnu-unique-object.
116 2009-08-18 Richard Guenther <rguenther@suse.de>
119 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
120 pow(x,y*z) only if x is nonnegative.
122 2009-08-18 Jakub Jelinek <jakub@redhat.com>
124 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
128 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
129 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
131 2009-08-17 DJ Delorie <dj@redhat.com>
133 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
134 * config/m32c/prologue.md (epilogue_freit): New.
136 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
137 (bank_switch_p): Likewise.
138 (fast_interrupt_p): Likewise.
139 (interrupt_p): Likewise.
140 (m32c_conditional_register_usage): Round memregs size up.
141 (need_to_save): We only need to save $a0 when we use ENTER.
142 (interrupt_p): Check for fast_interrupt too.
143 (bank_switch_p): New.
144 (fast_interrupt_p): New.
145 (m32c_attribute_table): Add bank_switch and fast_interrupt.
146 (m32c_emit_prolog): Support bank switching and fast interrupts.
147 * doc/extend.texi (Function Attributes): Add bank_switch and
150 2009-08-17 Douglas B Rupp <rupp@gnat.com>
152 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
153 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
155 2009-08-16 Douglas B Rupp <rupp@gnat.com>
157 * doc/invoke.texi (Target options):
158 Add new option list for IA-64/VMS.
159 (menu): Add IA-64/VMS Options.
160 (IA-64/VMS Options): Likewise.
162 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
165 * config/mips/mips.md (*lwxs): Use :P for pointer values.
167 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
169 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
170 (mips_pop_asm_switch): Likewise.
171 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
173 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
174 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
175 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
176 (mips_print_operand_punctuation): Use them. Check mips_noreorder
177 instead of set_noreorder.
178 (mips_output_function_prologue): Use the new functions.
179 (mips_output_function_epilogue): Likewise.
180 (mips_need_noat_wrapper_p): New function, split out from...
181 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
182 Use mips_push_asm_switch and mips_pop_asm_switch.
183 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
184 and mips_pop_asm_switch.
185 (ASM_OUTPUT_REG_POP): Likewise.
186 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
187 Use mips_pop_asm_switch.
188 (mips_asm_switch): New structure.
189 (set_noreorder, set_nomacro): Replace with...
190 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
191 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
192 instead of set_nomacro.
193 (fix_truncsfsi2_macro): Likewise.
194 (cprestore): Likewise.
195 (hazard): Use mips_noreorder instead of set_noreorder.
196 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
198 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
200 * config/alpha/alpha.c (alpha_and_function): Handle NULL_RTX returned
201 from prev_active_insn.
203 2009-08-16 Anatoly Sokolov <aesok@post.ru>
205 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
206 * config/avr/avr.c (avr_override_options): Initialize
207 avr_current_arch variable.
208 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
209 __AVR_HAVE_16BIT_SP__ according to the device type.
210 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
212 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
213 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
215 2009-08-16 Dodji Seketeli <dodji@redhat.com>
218 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
219 generating inlined subroutine die only. We shouldn't be
220 called for anything else.
221 (gen_block_die): Don't generate inline subroutine debug info for
224 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
226 * graphite-poly.c (print_pbb): Print PBB index.
228 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
231 * graphite-interchange.c (ppl_max_for_le): Moved...
232 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
233 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
234 ppl_Pointset_Powerset_C_Polyhedron_maximize.
235 * graphite-ppl.h (ppl_max_for_le): Declared.
237 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
239 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
240 supported on all platforms.
241 * target.h (struct gcc_target): Remove
242 handle_pragma_redefine_extname.
243 * c-cppbuiltin.c: Remove use of
244 targetm.handle_pragma_redefine_extname.
245 * c-pragma.c: Likewise.
246 * target-def.h (TARGET_INITIALIZER): Remove
247 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
248 * config/sol2.h: Remove use of
249 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
251 2009-08-14 Douglas B Rupp <rupp@gnat.com>
253 * config/ia64/fde-vms.c: New file.
254 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
255 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
256 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
257 (uw_frame_state_for): Only register a personality routine if it is
258 known to be compatible with our expectations.
259 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
260 Declare unw_table_entry stack variable and
261 mod all calls to _Unwind_FindTableEntry to add arg.
262 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
263 (_Unwind_FindTableEntry): Add arg to prototype.
265 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
267 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
268 field 'signal_pfs_loc'.
269 (uw_frame_state_for): Remove duplicate code dealing with leaf
270 procedures without unwind info.
271 If in the frame after unwinding through a signal handler, restore
272 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
273 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
274 'pfs_loc' to the AR.PFS location in the signal context; instead
275 set 'signal_pfs_loc'.
276 Manually generate the unwind info for the AR.PFS register.
277 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
278 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
279 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
280 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
281 instead set 'signal_pfs_loc'.
282 Remove code preventing the AR.PFS register from being restored
283 from the signal context.
285 2009-08-14 Douglas B Rupp <rupp@gnat.com>
286 Tristan Gingold <gingold@adacore.com>
288 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
289 * config/ia64/t-vms: New file.
290 * config/ia64/vms64.h: New file.
291 * config/ia64/vms.h: New file.
292 * config/ia64/vms-crtinit.asm: New file.
293 * config/ia64/vms_symvec_libgcc_s.opt: New file.
294 * config/ia64/vms-unwind.h: New file.
296 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
298 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
301 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
304 * builtins.c (do_mpc_arg2): Make extern, define for any MPC
305 version. Move declaration...
306 * real.h (do_mpc_arg2): ... here.
307 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
310 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
312 * final.c (add_debug_prefix_map): Don't use GC memory for
313 old_prefix and new_prefix.
315 2009-08-14 Richard Guenther <rguenther@suse.de>
317 * ipa-prop.c (compute_complex_pass_through): If we cannot
318 compute a non-varying offset for IPA_JF_ANCESTOR punt.
320 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
322 * c-lex.c (c_lex_with_flags): Increase size of local variable
323 to avoid memory clobber.
325 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
328 * config/i386/i386.c (ix86_fp_comparison_strategy):
329 Only enable/disable sahf at function granularity.
331 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
333 PR rtl-optimization/41064
334 * reload1.c (reload_as_needed): Don't call extract_insn
335 for known invalid replacements after calling
336 validate_replace_rtx_group and verify_changes.
338 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
341 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
342 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
343 ix86_expand_fp_vcond.
344 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
345 Assert that operation is supported by ix86_expand_int_vcond.
346 (vcondu<SSEMODE124C8:mode>): Ditto.
348 2009-08-13 DJ Delorie <dj@redhat.com>
350 * config/i386/djgpp-stdint.h: New.
351 * config.gcc (djgpp): Use it.
353 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
355 * config/sh/sh.c (sh_override_options): When flag_exceptions or
356 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
358 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
360 * tree-ssa-loop-prefetch.c
361 (prune_ref_by_group_reuse): Enhance probabilistic analysis
362 for long-stride pruning.
363 (compute_miss_rate): New function to compute the probability
364 that two memory references access different cache lines.
366 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
368 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
370 2009-08-13 Richard Guenther <rguenther@suse.de>
373 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
374 use the constant pointer type.
375 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
376 of CV qualifiers on the target pointer type.
377 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
378 conversion check before restrict check.
380 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
383 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
385 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
387 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
389 2009-08-12 Richard Guenther <rguenther@suse.de>
391 PR tree-optimization/41011
392 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
393 and reference constructing.
395 2009-08-12 Xinliang David Li <davidxl@google.com>
397 PR tree-optimization/41012
398 * tree-flow.h : New external interface.
399 * gimple-low.c (check_call_arg): Change to public function.
400 Remove argument mismatch check in lowering.
401 * tree-inline.h (tree_can_inline_p): Interface change.
402 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
404 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
405 Call change to tree_can_inline_p function.
406 (cgraph_decide_inlining_incrementally): Ditto.
408 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
410 PR tree-optimization/41031
411 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
412 on the partition variable rather than promote_mode on the source
413 type. Assert that the partition variable's type has the same
414 mode as the source value's.
416 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
418 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
420 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
422 * calls.c (expand_call): Fix typo.
423 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
425 * stmt.c (expand_value_return): Use promote_function_mode to copy out
427 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
428 * config/cris/cris.c (cris_promote_function_mode): Likewise.
429 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
430 * config/pa/pa.c (pa_promote_function_mode): Likewise.
432 2009-08-11 Andrew Haley <aph@redhat.com>
434 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
436 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
439 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
441 2009-08-12 Richard Guenther <rguenther@suse.de>
443 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
444 * gimplify.c (gimplify_modify_expr): Do not use
445 lang_hooks.types_compatible_p.
446 * tree-ssa.c (useless_type_conversion_p): For aggregates
447 just return false if the canonical types differ.
449 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
452 * sese.c (convert_for_phi_arg): New.
453 (add_guard_exit_phis): Use convert_for_phi_arg.
455 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
457 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
458 unknown subscript upper bounds.
460 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
461 Pranav Garg <pranav.garg2107@gmail.com>
463 * graphite-interchange.c (gather_access_strides): Removed.
464 (ppl_max_for_le): New.
465 (build_linearized_memory_access): New.
466 (memory_stride_in_loop): New.
467 (pbb_interchange_profitable_p): Reimplemented.
468 * graphite-ppl.h (ppl_new_id_map): New.
469 (ppl_interchange): New.
471 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
473 * graphite-interchange.c (compute_subscript): Removed.
474 (compute_array_size_cstr): Removed.
475 (compute_array_size_poly): Removed.
476 (compute_array_size): Removed.
477 (gather_access_strides_poly): Removed.
478 (gather_access_strides): Empty.
480 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
482 * graphite-dependences.c (dependence_polyhedron_1): Replace
483 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
484 (graphite_legal_transform_dr): Same.
485 (graphite_carried_dependence_level_k): Same.
486 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
487 Initialize PDR_NB_SUBSCRIPTS.
488 (print_pdr_access_layout): Replace pdr_nb_subscripts with
490 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
491 (PDR_NB_SUBSCRIPTS): New.
492 (pdr_nb_subscripts): Removed.
493 (pdr_dim): Simplified.
494 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
495 with PDR_NB_SUBSCRIPTS.
497 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
499 * graphite-interchange.c (compute_array_size): Remove use of
501 * graphite-poly.c (new_poly_dr): Remove argument data_container.
502 Do not initialize PDR_DATA_CONTAINER.
503 (print_pdr): Do not print PDR_DATA_CONTAINER.
504 * graphite-poly.h (struct poly_dr): Remove data_container field.
505 (PDR_DATA_CONTAINER): Removed.
506 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
508 (build_poly_dr): Same.
510 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
511 Sebastian Pop <sebastian.pop@amd.com>
513 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
514 copy of the dependence polyhedron. Free the temporary objects.
515 (graphite_carried_dependence_level_k): Free unused objects before
518 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
519 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
520 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
521 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
522 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
524 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
526 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
527 Early return without analyzing the data dependences if no
528 transform has been done. Call restore_scattering if the transform
530 (graphite-interchange.c): Same.
531 * graphite-poly.c (print_scattering_function): Test for
533 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
534 (apply_poly_transforms): Do not gcc_assert that
535 the transform is legal.
536 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
537 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
538 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
539 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
540 * graphite-poly.h (struct poly_scattering): New.
541 (struct poly_bb): Add original, transformed, and saved fields.
542 Remove transformed_scattering, original_scattering,
543 nb_local_variables and nb_scattering_transform fields.
544 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
545 (poly_scattering_new): New.
546 (poly_scattering_free): New.
547 (poly_scattering_copy): New.
548 (store_scattering_pbb): New.
549 (store_scattering): New.
550 (restore_scattering_pbb): New.
551 (restore_scattering): New.
552 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
553 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
555 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
557 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
560 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
562 * Makefile.in (graphite.o): Depends on PREDICT_H.
563 * graphite.c: Include predict.h.
564 (graphite_finalize): Call tree_estimate_probability.
565 * predict.c (predict_loops): Do not call scev_initialize and
567 (tree_estimate_probability_bb): New.
568 (tree_estimate_probability): Do not initialize loops: move that
569 code to the driver. Call tree_estimate_probability_bb.
570 (tree_estimate_probability_driver): New.
571 (pass_profile): Use tree_estimate_probability_driver.
572 * predict.h (tree_estimate_probability): Declared.
574 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
576 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
577 * graphite-dependences.c (graphite_legal_transform): Add time to
578 TV_GRAPHITE_DATA_DEPS.
579 (dependency_between_pbbs_p): Same.
580 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
582 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
584 PR rtl-optimization/41033
585 * alias.c (nonoverlapping_component_refs_p): Punt when strict
586 aliasing is disabled.
588 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
590 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
591 si_mask_operand, and_load_operand, low_bitmask_operand,
592 and_reg_operand, and_operand): New predicates.
593 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
594 * config/mips/mips.c (and_operands_ok): New function.
595 * config/mips/mips-protos.h (and_operands_ok): Declare it.
596 * config/mips/mips.md (move_type): Add ext_ins and logical.
598 (and<mode>3): Use and_reg_operand as the second operand's predicate.
599 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
600 shift_shift. Remove commutative constraint modifier.
601 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
603 (*clear_upper32_dext): Remove define_insn_and_split.
604 (*clear_upper32): Turn this define_insn_and_split ...
605 (splitter for ANDing register with 0xffff_ffff): .. into this.
607 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
609 * combine.c (try_widen_shift_mode): Factor out code to check if an
610 integer constant is a low-order bitmask from here ...
611 * rtlanal.c (low_bitmask_len): ... to here.
612 * rtl.h (low_bitmask_len): Declare.
614 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
617 * config/alpha/alpha.md (addsi3): Remove expander.
618 (addsi3): Rename from *addsi3_internal insn pattern.
619 (subsi3): Remove expander.
620 (subsi3): Rename from *subsi3_internal insn pattern.
622 2009-08-11 Douglas B Rupp <rupp@gnat.com>
624 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
627 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
628 Eric Botcazou <botcazou@adacore.com>
629 Douglas B Rupp <rupp@gnat.com>
631 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
632 that records that fit in 64 bits are returned by immediate value,
633 as required by OpenVMS Calling Standard.
634 (function_value): Adjust for above modification.
635 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
636 virtual_incoming_args_rtx as base object, not next_arg.
637 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
639 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
641 * reload.c (find_reloads_subreg_address): Check the original
642 req_equiv_mem address to detect the case where an address is
643 not valid in the outer mode.
645 2009-08-11 Richard Guenther <rguenther@suse.de>
648 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
650 2009-08-10 Douglas B Rupp <rupp@gnat.com>
652 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
653 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
655 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
656 Douglas B Rupp <rupp@gnat.com>
658 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
659 PT_STACK when frame_pointer_needed on OpenVMS.
660 (alpha_pv_save_size, alpha_using_fp): Remove.
661 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
662 with proper processing for PT_NULL.
663 (alpha_vms_initial_elimination_offset): New function. Support for
664 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
665 (alpha_sa_size): Force procedure type to PT_STACK when
666 frame_pointer_needed on OpenVMS.
667 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
668 (alpha_using_fp): Likewise.
669 (alpha_vms_can_eliminate): Add prototype.
670 (alpha_vms_initial_elimination_offset): Likewise.
671 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
672 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
674 2009-08-10 Eric Botcazou <botcazou@adacore.com>
675 Douglas B Rupp <rupp@gnat.com>
677 * config/alpha/alpha.c (common_object_handler): New function.
678 (vms_attribute_table): Declare a single attribute "common_object".
679 (vms_output_aligned_decl_common): New global function.
680 (SECTION_VMS_OVERLAY): Delete.
681 (SECTION_VMS_GLOBAL): Likewise.
682 (SECTION_VMS_INITIALIZE): Likewise.
683 (vms_asm_named_section): Remove support for above flags.
684 (vms_section_type_flags): Delete.
685 (TARGET_SECTION_TYPE_FLAGS): Likewise.
686 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
687 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
688 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
690 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
693 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
694 (sub_ddmmss): Likewise.
696 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
699 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
702 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
705 * reload1.c (reload_as_needed): Use cancel_changes to completely
706 undo a failed replacement attempt.
708 2009-08-10 Richard Guenther <rguenther@suse.de>
711 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
712 (useless_type_conversion_p): ... here. Require pointer targets
715 2009-08-10 Dodji Seketeli <dodji@redhat.com>
718 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
719 loose the original type of the statement list.
721 2009-08-09 Douglas B Rupp <rupp@gnat.com>
723 * config/alpha/alpha.c: Include libfuncs.h
724 (avms_asm_output_extern): New function.
725 (alpha_init_libfuncs): Init some decc libfuncs.
726 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
727 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
728 (DO_CRTL_NAMES): Define.
730 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
731 (LONG_TYPE_SIZE): Define.
732 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
733 (SUBTARGET_SWITCHES): Define malloc64 switch.
734 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
735 (MASK_RETURN_ADDR): Define.
736 doc/invoke.texi (mmalloc64): Document switch.
738 2009-08-09 Olivier Hainque <hainque@adacore.com>
739 Douglas B Rupp <rupp@gnat.com>
741 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
742 uses_condition_handler.
743 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
744 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
745 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
746 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
747 (code_for_builtin): New insn codes for the new alpha_builtins.
748 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
749 (alpha_sa_size): Account for uses_condition_handler.
750 (alpha_expand_prologue): Likewise.
751 (alpha_start_function): Likewise.
752 (alpha_expand_epilogue): Likewise.
753 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
754 establish/revert expanders.
755 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
756 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
757 New expander, resorting to the alpha.c associated function.
758 (builtin_revert_vms_condition_handler): Likewise.
759 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
760 __gcc_shell_handler, the static VMS condition handler used as
761 an indirection wrapper to the current dynamically established
763 * config/alpha/vms-unwind.h: Complete rewrite.
764 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
765 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
767 2009-08-09 Eric Botcazou <botcazou@adacore.com>
768 Douglas B Rupp <rupp@gnat.com>
770 * config/alpha/alpha.c (alpha_links): Add 'target' field.
771 (alpha_need_linkage): Handle aliases. Return function symbol.
772 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
773 Use ultimate alias target for the linkage name.
774 * config/alpha/alpha.md (movmemdi): Use the symbol returned
775 by alpha_need_linkage for the function symbol.
776 (setmemdi): Likewise.
778 2009-08-09 Douglas B Rupp <rupp@gnat.com>
780 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
781 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
782 (ASM_WEAKEN_LABEL): Define.
783 (CRT_CALL_STATIC_FUNCTION): Define.
784 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
785 (ENDFILE_SPEC): Define.
786 (INIT_SECTION_ASM_OP): Define.
787 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
788 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
790 (MULTILIB_OSDIRNAMES): Define.
791 (shlib_version): Define.
793 (SHLIB_OBJS): Define.
794 (SHLIB_NAME): Define.
795 (SHLIB_MULTILIB): Define.
796 (SHLIB_INSTALL): Define.
797 (SHLIB_SYMVEC): Define.
798 (SHLIB_SYMVECX2): Define.
799 (SHLIB_LINK): Define.
801 2009-08-09 Douglas B Rupp <rupp@gnat.com>
803 * config/alpha/alpha.c (alpha_initialize_trampoline):
804 Initialize VMS trampoline IAW ABI for bounded procedure calls.
805 (alpha_start_function): Emit transfer address on nested functions
806 for VMS trampoline call.
807 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
808 since no longer used.
809 * config/alpha/vms-tramp.asm: Remove.
810 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
811 since now only data initialized at runtime.
813 2009-08-09 Douglas B Rupp <rupp@gnat.com>
815 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
816 (LINK_GCC_C_SEQUENCE_SPEC): Define.
817 (MD_EXEC_PREFIX): Remove, no longer used.
818 (MD_STARTFILE_PREFIX): Likewise.
819 (INCLUDE_DEFAULTS): Likewise.
820 * config/alpha/t-vms:
821 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
823 2009-08-09 Richard Guenther <rguenther@suse.de>
825 PR tree-optimization/41016
826 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
827 (operand_precision): Remove.
828 (integral_operand_p): Likewise.
829 (recognize_single_bit_test): Adjust.
831 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
833 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
834 operation overflows. Likewise non-cast unary arithmetic.
835 If one arm of a conditional expression is always taken,
836 inhibit evaluation warnings for the other arm. Likewise inhibit
837 evaluation warnings for the second && or || operand if the first
838 operand is enough to determine the result.
839 * c-typeck.c (build_conditional_expr): Apply the same inhibition
841 (build_binary_op): Prevent duplicate evaluation warnings.
843 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
845 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
846 and destination have different modes, Use promote_mode to
847 determine the signedness of the conversion. Assert that the
848 promoted source mode matches the destination mode. Don't pass
849 the destination and destination mode to expand_expr if the source
850 mode is different. Simplify conversion logic.
852 2009-08-09 Ira Rosen <irar@il.ibm.com>
854 PR tree-optimization/41008
855 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
856 from condition only in case it's a comparison. Adjust checks.
858 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
860 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
861 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
862 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
863 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
864 (dump_cand): Handle them.
865 (struct iv_cand): New members COST_STEP and AINC_USE.
866 (stmt_after_increment): Likewise.
867 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
868 callers changed. Use gimple_uid comparison instead of scanning.
869 (add_candidate_1): When looking for identical candidates, take
870 AINC_USE into account. Set it for new candidates.
871 (force_expr_to_var_cost): Cast target_spill_cost to int.
872 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
873 All callers changed. Check for availability of autoinc addressing
874 modes, both in general for a given mode, and in the specific use case.
875 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
877 (get_computation_cost): Likewise.
878 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
879 add_autoinc_candidates): New static functions.
880 (add_candidate): Call add_autoinc_candidates for candidates based on
882 (find_iv_candidates): Call set_autoinc_for_original_candidates.
883 (determine_use_iv_cost_address): If we have an autoinc candidate at
884 the matching use, verify autoinc is possible and subtract the cost
885 of the candidate's step from the cost.
886 (determine_iv_cost): Record the cost of the increment in the COST_STEP
887 member of the candidate.
888 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
889 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
891 2009-08-09 Douglas B Rupp <rupp@gnat.com>
893 * config.build (ia64-hp-*vms*): New target.
894 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
896 * config.gcc (ia64-hp-*vms*): New target.
897 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
899 * config.host (ia64-hp-*vms*): New target.
900 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
903 2009-08-08 Richard Guenther <rguenther@suse.de>
905 PR tree-optimization/40991
906 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
908 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
910 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
911 mode check. Do truncations in an integer mode.
912 (force_to_mode): Handle subregs for all mode types. Only do
913 arithmetic simplifications on integer modes.
915 2009-08-07 Richard Guenther <rguenther@suse.de>
917 PR tree-optimization/40999
918 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
919 (maybe_fold_reference): Lookup constant initializers.
920 (fold_gimple_assign): Likewise.
922 2009-08-07 Richard Guenther <rguenther@suse.de>
924 * tree-ssa.c (useless_type_conversion_p_1): Only for types
925 that require structural equality defer to the langhook.
927 2009-08-07 Martin Jambor <mjambor@suse.cz>
929 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
931 (struct ipa_pass_through_data): New type.
932 (struct ipa_ancestor_jf_data): New type.
933 (union jump_func_value): Removed field formal_id, added fields
934 pass_through and ancestor.
935 (struct ipa_param_call_note): Changed type of formal_id to int from
937 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
938 operations jump functions and ancestor jump functions.
939 (compute_complex_pass_through): New function.
940 (compute_scalar_jump_functions): Call compute_complex_pass_through,
941 reflect changes in the jump function strucutre.
942 (update_jump_functions_after_inlining): Ignore complex pass-through
943 and ancestor jump functions.
944 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
945 polynomial pass-through with operation jump functions.
947 2009-08-07 Jakub Jelinek <jakub@redhat.com>
949 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
950 fde->dw_fde_begin as begin label instead of hot/cold label.
951 Use LLSDAC label instead of LLSDA for second section lsda.
952 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
953 label instead of LLSDA if it is true.
954 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
956 * except.c (add_call_site, dw2_size_of_call_site_table): Add
957 SECTION argument. Use it as index into crtl->eh.call_site_record
959 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
960 use it to determine how to print table entries instead of using
961 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
962 label instead of normal begin label as base.
963 (sjlj_assign_call_site_values): Adjust add_call_site caller.
964 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
965 ensure no EH range spans between sections and that landing pads
966 are always in the corresponding section.
967 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
968 for crtl->eh.call_site_record being an array rather than scalar.
969 (output_one_function_exception_table): New function, copied
970 from output_function_exception_table. Adjust
971 dw2_size_of_call_site_table, dw2_output_call_site_table
972 callers. For SECOND section use *C suffixed labels.
973 (output_function_exception_table): Call
974 output_one_function_exception_table and, when doing hot/cold
975 partitioning, also another time for the second section.
976 * opts.c: Include except.h.
977 (decode_options): Allow -freorder-blocks-and-partition with
978 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
979 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
980 * function.h (struct rtl_eh): Change call_site_record from
981 scalar into array of 2 elements.
983 2009-08-07 Martin Jambor <mjambor@suse.cz>
985 * ipa-prop.c (count_formal_params_1): New function.
986 (ipa_get_vector_of_formal_parms): New function.
987 (get_vector_of_formal_parm_types): New function.
988 (ipa_modify_formal_parameters): New function.
989 (ipa_modify_call_arguments): New function.
990 (index_in_adjustments_multiple_times_p): New function.
991 (ipa_combine_adjustments): New function.
992 (ipa_dump_param_adjustments): New function.
993 * ipa-prop.h (struct ipa_parm_adjustment): New type.
994 (ipa_get_vector_of_formal_parms): Declare.
995 (ipa_modify_formal_parameters): Declare.
996 (ipa_modify_call_arguments): Declare.
997 (ipa_combine_adjustments): Declare.
998 (ipa_dump_param_adjustments): Declare.
999 (build_ref_for_offset): Declare.
1000 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
1001 * tree-sra.c: Include ipa-prop.c.
1002 (build_ref_for_offset): Make public.
1004 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
1006 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
1008 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
1010 * gcc/doc/extend.texi (__builtin_extract_return_address)
1011 (__builtin_frob_return_address): Document.
1013 2009-08-06 Paul Brook <paul@codesourcery.com>
1015 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
1016 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
1017 implementation on ARMv6-M.
1019 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1021 * doc/extend.texi (pcs): Document new attribute for ARM.
1023 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1025 * arm.c (pcs_attribute_args): Comment out unsupported attribute
1028 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1030 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
1033 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1035 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
1037 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1039 Merge ARM/hard_vfp_branch to trunk.
1041 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
1043 * arm.c (libcall_eq): New function.
1044 (libcall_hash): New function.
1045 (add_libcall): New function.
1046 (arm_libcall_uses_aapcs_base): New function.
1047 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
1048 libcalls using the base PCS.
1049 (arm_init_cumulative_args): Likewise.
1051 2009-07-20 Joseph Myers <joseph@codesourcery.com>
1053 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
1054 Use base ABI for conversion libfuncs between HFmode and SFmode.
1056 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1058 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
1059 V4SImode as representatives of all 64-bit and 128-bit vector
1060 types. Allow vector types without vector modes.
1061 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
1062 without vector modes like BLKmode.
1063 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
1064 BLKmode. Avoid unsupported vector modes or TImode moves for
1066 (aapcs_vfp_allocate_return_reg): Likewise.
1067 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
1068 V8QImode if TARGET_NEON || TARGET_IWMMXT.
1070 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1072 * config/arm/arm.c (arm_handle_pcs_attribute): New.
1073 (arm_get_pcs_model): Pass attribute arguments to
1074 arm_pcs_from_attribute.
1075 (arm_init_cumulative_args): Use base AAPCS for conversions from
1076 floating-point types to DImode.
1077 (arm_attribute_table): Add pcs attribute.
1078 (arm_handle_pcs_attribute): New.
1079 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
1080 conversions from floating-point types to DImode, also declare them
1081 to use base AAPCS and declare functions they call to use base
1082 AAPCS and their RTABI names.
1084 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1086 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
1087 -mfloat-abi=hard not being supported for VFP.
1089 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
1091 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
1092 SYMBOL_REF to hard_libcall_value.
1094 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1095 Richard Earnshaw <rearnsha@arm.com>
1097 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
1098 has been put on the stack, all remaining co-processory arguments for
1099 that co-processor also go on the stack.
1101 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1103 * config/arm/arm.c (arm_return_in_memory): Handle returning
1104 vectors of suitable size in registers also for AAPCS case.
1106 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
1108 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
1110 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
1112 ARM Hard-VFP calling convention
1113 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
1114 * target.h (gcc_target): Add libcall_value to table of call hooks.
1115 * targhooks.h (default_libcall_value): Default implementation.
1116 * targhooks.c (default_libcall_value): Likewise.
1117 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
1118 * optabs.c (expand_unop): Use it.
1119 * expr.h (hard_libcall_value): Pass the function RTX through.
1120 * calls.c (emit_library_call_value_1): Update call to
1122 * explow.c (hard_libcall_value): Use new target hook.
1123 * testsuite/lib/target-supports.exp
1124 (check_effective_target_arm_hard_vfp_ok): New hook.
1125 (check_effective_target_arm_neon_ok): Improve test for neon
1127 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
1128 * config/arm/arm.c: Include cgraph.h
1129 (TARGET_FUNCTION_VALUE): Override default hook.
1130 (arm_pcs_default): New variable.
1131 (arm_override_options): Don't fault hard calling convention with VFP.
1132 Add support for AAPCS variants.
1133 (arm_function_value): Make static. Handle AAPCS variants.
1134 (arm_libcall_value): New function.
1135 (arm_apply_result_size): Handle VFP registers in results.
1136 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
1138 (pcs_attribute_args): New variable.
1139 (arm_pcs_from_attribute): New function.
1140 (arm_get_pcs_model): New function.
1141 (aapcs_vfp_cum_init): New function.
1142 (aapcs_vfp_sub_candidate): New function.
1143 (aapcs_vfp_is_return_candidate): New function.
1144 (aapcs_vfp_is_call_candidate): New function.
1145 (aapcs_vfp_allocate): New function.
1146 (aapcs_vfp_allocate_return_reg): New function.
1147 (aapcs_vfp_advance): New function.
1148 (aapcs_cp_arg_layout): New variable.
1149 (aapcs_select_call_coproc): New function.
1150 (aapcs_select_return_coproc): New function.
1151 (aapcs_allocate_return_reg): New function.
1152 (aapcs_libcall_value): New function.
1153 (aapcs_layout_arg): New function.
1154 (arm_init_cumulative_args): Initialize AAPCS args data.
1155 (arm_function_arg): Handle AAPCS variants using new interface.
1156 (arm_arg_parital_bytes): Likewise.
1157 (arm_function_arg_advance): New function.
1158 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
1159 calling conventions.
1160 (arm_setup_incoming_varargs): Handle new AAPCS args data.
1161 * arm.h (NUM_VFP_ARG_REGS): Define.
1162 (LIBCALL_VALUE): Update.
1163 (FUNCTION_VALUE): Delete.
1164 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
1165 (arm_pcs): New enum.
1166 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
1167 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
1168 (FUNCTION_ARG_REGNO_P): Add VFP regs.
1169 * arm-protos.h (arm_function_arg_advance): Add.
1170 (aapcs_libcall_value): Add.
1171 (arm_function_value): Delete.
1173 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
1174 H.J. Lu <hongjiu.lu@intel.com>
1177 * config/i386/i386.c (standard_sse_mode_p): Remove.
1178 (standard_sse_constant_p): Return 2 for integer mode
1179 vector_all_ones_operand when SSE2 is enabled.
1180 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
1181 (ix86_expand_vector_move): Do not check for negative values from
1182 standard_sse_constant_p.
1184 2009-08-06 Richard Guenther <rguenther@suse.de>
1186 * tree-ssa.c (useless_type_conversion_p_1): Make function and
1187 array type comparisons frontend independent.
1188 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
1189 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
1190 out array reference lower bound and element size operands.
1191 (ao_ref_init_from_vn_reference): Properly compute the offset
1192 for ARRAY_RANGE_REF.
1193 (vn_reference_fold_indirect): Fill out array reference lower
1194 bound and element size operands.
1195 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
1196 a non gimple valued reference operand which can happen for
1197 array reference lower bound or element size.
1198 (create_component_ref_by_pieces_1): Properly generate the
1199 element size operand for array references.
1201 2009-08-06 Richard Guenther <rguenther@suse.de>
1203 PR tree-optimization/40964
1204 * tree.c (iterative_hash_host_wide_int): Export.
1205 * tree.h (iterative_hash_host_wide_int): Declare.
1206 * tree-ssa-structalias.c (heapvar_map): New struct.
1207 (heapvar_map_eq): New function.
1208 (heapvar_map_hash): Likewise.
1209 (heapvar_lookup): Adjust.
1210 (heapvar_insert): Likewise.
1211 (make_constraint_from_heapvar): Allow multiple heap variables
1212 per decl at different offsets.
1213 (init_alias_heapvars): Adjust.
1215 2009-08-04 David Daney <ddaney@caviumnetworks.com>
1217 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
1218 * mips_output_sync_loop (mips_output_sync_loop): Only emit
1219 trailing sync if TARGET_SYNC_AFTER_SC.
1221 2009-08-05 David Daney <ddaney@caviumnetworks.com>
1223 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
1224 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
1225 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
1226 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
1227 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1228 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1229 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1230 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
1231 test_and_set_12): Rewrite calls to mips_output_sync_loop.
1232 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
1233 the prototype declaration match the definition.
1234 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
1235 instructions explicitly. Add barrier_before and operands
1237 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
1238 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
1239 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
1240 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1241 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
1242 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
1244 2009-08-05 Andrew Pinski <pinskia@gmail.com>
1246 * tree-ssa-alias.c: Fix intervals to use [) syntax.
1248 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
1249 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1252 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
1255 2009-08-05 Jakub Jelinek <jakub@redhat.com>
1257 PR rtl-optimization/40924
1258 * dse.c (canon_address): Before calling cselib_expand_value_rtx
1259 make sure canon_rtx (mem_address) isn't simpler than
1260 canon_rtx (expanded_mem_address).
1262 2009-08-05 Li Feng <nemokingdom@gmail.com>
1264 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
1266 (build_scop_drs): Build alias set for each SCoP.
1268 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
1270 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
1271 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
1272 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
1273 (MIPS_ARCH_FLOAT_SPEC): Likewise.
1274 (BASE_DRIVER_SELF_SPECS): Likewise.
1276 2009-08-04 Andrew Pinski <pinskia@gmail.com>
1278 * tree-ssa-alias.c: Fix some comment typos.
1280 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
1282 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
1283 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
1285 2009-08-03 Janis Johnson <janis187@us.ibm.com>
1288 * simplify-rtx.c (simplify_binary_operation_1): Disable
1289 simplifications for decimal float operations.
1291 2009-08-03 Jakub Jelinek <jakub@redhat.com>
1294 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
1295 operand of INDIRECT_REF.
1297 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
1299 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
1300 constants referencing TLS symbols.
1302 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1304 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
1305 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
1307 2009-08-03 Richard Guenther <rguenther@suse.de>
1309 * tree.c (make_vector_type): Build a main variant first,
1310 get the canonical one and then build the variant.
1311 * tree-ssa.c (useless_type_conversion_p_1): Handle
1313 (useless_type_conversion_p): Conversions to pointers to
1314 incomplete record types are useless.
1316 2009-08-03 Richard Guenther <rguenther@suse.de>
1318 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
1319 file will be created.
1320 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
1321 * toplev.c (compile_file): Adjust comment.
1323 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
1325 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
1326 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
1327 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1328 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1329 (sh_promote_function_mode): Fix typo.
1331 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
1333 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
1335 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1337 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
1338 declaration arguments.
1340 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
1342 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
1343 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
1344 (ix86_split_ashl): Ditto.
1345 (ix86_expand_vector_init_one_nonzero): Ditto.
1346 (ix86_expand_vector_set): Ditto.
1347 (ix86_expand_reduc_v4sf): Ditto.
1349 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
1351 * explow.c (promote_function_mode): Remove assert.
1352 * config/sh/sh.c (sh_promote_function_mode): Declare.
1354 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1356 * config/pa/pa.c (pa_promote_function_mode): Declare.
1357 Change to static. Fix promote_mode call.
1359 * gthr-dce.h (CONST_CAST2): Define if not defined.
1360 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
1362 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
1364 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
1366 * expr.c (store_constructor): Use promote_decl_mode. Remove
1367 now write-only variable unsignedp.
1368 (expand_expr_real_1): Use promote_decl_mode.
1369 * expr.h (promote_function_mode, promote_decl_mode): New.
1370 (promote_mode): Remove last argument.
1371 * function.c (assign_temp): Drop last argument of promote_mode.
1372 (assign_parm_find_data_types): Use promote_function_mode.
1373 (assign_parm_setup_reg): Likewise.
1374 (expand_function_end): Use promote_function_mode.
1375 * calls.c (initialize_argument_information): Use promote_function_mode.
1376 (precompute_arguments): Use promote_mode instead of checking if
1377 only PROMOTE_FUNCTION_MODE is defined.
1378 (expand_call): When making sibcall decisions, use promote_function_mode.
1379 Below, remove an if for targetm.calls.promote_function_return and
1380 and use promote_function_mode.
1381 (emit_library_call_value_1): Use promote_function_mode, fix bug
1382 where promote_mode was passed FOR_CALL == 0 for a return value in an
1384 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1385 * explow.c (promote_function_mode, promote_decl_mode): New.
1386 (promote_mode): Keep only the FOR_CALL == 0 case.
1387 * combine.c (setup_incoming_promotion): Remove test of
1388 promote_function_args. Use promote_function_mode.
1389 * stmt.c (expand_value_return): Use promote_decl_mode.
1390 (expand_decl): Use promote_decl_mode.
1392 * expr.c (store_constructor): Use promote_decl_mode. Remove
1393 now write-only variable unsignedp.
1394 (expand_expr_real_1): Use promote_decl_mode.
1395 * expr.h (promote_function_mode, promote_decl_mode): New.
1396 (promote_mode): Remove last argument.
1397 * function.c (assign_temp): Drop last argument of promote_mode.
1398 (assign_parm_find_data_types): Use promote_function_mode.
1399 (assign_parm_setup_reg): Likewise.
1400 (expand_function_end): Use promote_function_mode.
1401 * calls.c (initialize_argument_information): Use promote_function_mode.
1402 (precompute_arguments): Use promote_mode instead of checking if
1403 only PROMOTE_FUNCTION_MODE is defined.
1404 (expand_call): When making sibcall decisions, use promote_function_mode.
1405 Below, remove an if for targetm.calls.promote_function_return and
1406 and use promote_function_mode.
1407 (emit_library_call_value_1): Use promote_function_mode, fix bug
1408 where promote_mode was passed FOR_CALL == 0 for a return value in an
1410 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1411 * explow.c (promote_function_mode, promote_decl_mode): New.
1412 (promote_mode): Keep only the FOR_CALL == 0 case.
1413 * combine.c (setup_incoming_promotion): Remove test of
1414 promote_function_args. Use promote_function_mode.
1415 * stmt.c (expand_value_return): Use promote_decl_mode.
1416 (expand_decl): Use promote_decl_mode.
1418 * explow.c (promote_function_mode): Just call the target hook.
1419 * targhooks.c (default_promote_function_mode,
1420 default_promote_function_mode_always_promote): New.
1421 * targhooks.h (default_promote_function_mode,
1422 default_promote_function_mode_always_promote): Declare.
1423 * target.h (promote_function_args, promote_function_return): Remove.
1424 (promote_function_mode): New.
1425 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1426 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1427 (TARGET_PROMOTE_FUNCTION_MODE): New.
1428 (TARGET_CALLS): Adjust.
1429 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1430 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1432 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1433 * config/s390/s390.c (s390_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/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1439 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1440 with pointer handling.
1441 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1442 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1444 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1445 * config/sh/sh.c (sh_promote_function_mode): New.
1446 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1447 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1449 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1450 * config/cris/cris.c (cris_promote_function_mode): ... here.
1451 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1452 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1454 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1455 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1456 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1457 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1459 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1460 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1461 complex type handling.
1462 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1463 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1465 * config/pa/pa.c (pa_promote_function_mode): New.
1466 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1467 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1469 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1470 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1471 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1472 * config/xtensa/xtensa.c: Likewise.
1473 * config/stormy16/stormy16.c: Likewise.
1474 * config/iq2000/iq2000.c: Likewise.
1475 * config/rs6000/rs6000.c: Likewise.
1476 * config/picochip/picochip.c: Likewise.
1477 * config/arc/arc.c: Likewise.
1478 * config/mcore/mcore.c: Likewise.
1479 * config/score/score.c: Likewise.
1480 * config/mips/mips.c: Likewise.
1481 * config/bfin/bfin.c: Likewise.
1482 * config/ia64/ia64.c: Likewise (disabled though).
1484 * config/frv/frv.h: Remove pointless remark.
1486 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1487 TARGET_PROMOTE_FUNCTION_ARGS,
1488 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1489 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1491 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1493 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1494 -floop-parallelize-all.
1495 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1496 flag_loop_parallelize_all.
1497 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1498 * graphite.c (graphite_transform_loops): Same.
1500 * graphite-poly.c (apply_poly_transforms): Same.
1502 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1504 PR tree-optimization/40914
1505 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1506 if set, then check the delta field of the PMF record.
1507 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1508 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1509 call is stored in the delta.
1511 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1513 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1515 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1517 * config/i386/bsd.h (ASM_BYTE): New define.
1518 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1519 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1520 .byte. Use fputs or putc instead of fprintf where appropriate.
1521 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1522 fputs or putc instead of fprintf where appropriate.
1523 * config/i386/i386elf.h: Ditto.
1524 * config/i386/sysv4.h: Ditto.
1526 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1527 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1528 (*tls_global_dynamic_64): Ditto.
1530 2009-07-31 Christian Bruel <christian.bruel@st.com>
1532 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1534 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1536 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1537 Remove dead code for MINUS.
1539 2009-07-31 Anthony Green <green@moxielogic.com>
1541 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1543 (moxie_expand_epilogue): Ditto for epilogue.
1544 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1546 (moxie_function_arg): Ditto.
1547 (moxie_pass_by_reference): Ditto.
1548 (moxie_arg_partial_bytes): Ditto.
1549 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1550 (FUNCTION_ARG_ADVANCE) Ditto.
1551 (REG_PARM_STACK_SPACE) Ditto.
1552 (FUNCTION_ARG_REGNO_P) Dito.
1554 * config.gcc: Add moxie linux config support.
1555 * gcc/config/moxie/uclinux.h: New file.
1557 2009-07-31 DJ Delorie <dj@redhat.com>
1559 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1560 (UNSPECV_SP_SWITCH_E): New.
1561 (sp_switch_1): Change to an unspec.
1562 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1564 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1565 reference the new stack's address
1567 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1569 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1570 graphite-clast-to-gimple.o, graphite-dependences.o,
1571 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1572 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1573 (graphite-blocking.o,
1574 graphite-clast-to-gimple.o, graphite-dependences.o,
1575 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1576 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1577 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1578 * cfgloop.h (struct loop): Add can_be_parallel field.
1579 * common.opt (fgraphite-identity): Moved up.
1580 (fgraphite-force-parallel): New flag.
1581 * graphite.c: Rewrite.
1582 * graphite.h: Rewrite.
1583 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1585 * toplev.c (graphite_out_file): New file descriptor.
1586 (graphite_in_file): New.
1587 (process_options): flag_graphite_force_parallel cannot be used without
1589 * tree-ssa-loop.c: Include toplev.h.
1590 (gate_graphite_transforms): Enable flag_graphite for
1591 flag_graphite_force_parallel.
1593 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1595 * ChangeLog.graphite: New.
1596 * graphite-blocking.c: New.
1597 * graphite-clast-to-gimple.c: New.
1598 * graphite-clast-to-gimple.h: New.
1599 * graphite-dependences.c: New.
1600 * graphite-dependences.h: New.
1601 * graphite-interchange.c: New.
1602 * graphite-poly.c: New.
1603 * graphite-poly.h: New.
1604 * graphite-ppl.c: New.
1605 * graphite-ppl.h: New.
1606 * graphite-scop-detection.c: New.
1607 * graphite-scop-detection.h: New.
1608 * graphite-sese-to-poly.c: New.
1609 * graphite-sese-to-poly.h: New.
1613 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1615 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1616 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1618 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1620 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1621 (scev_is_linear_expression): Return false if the evolution is not
1622 affine multivariate.
1624 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1626 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1627 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1629 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1631 * tree-data-ref.c (debug_data_references): New.
1632 (debug_data_reference): New.
1633 * tree-data-ref.h (debug_data_references): Declared.
1634 (debug_data_reference): Declared.
1636 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1638 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1639 * tree-data-ref.h (scop_p): Removed.
1640 (struct data_reference): Remove field scop.
1642 (stmt_simple_memref_p): Removed.
1644 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1646 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1647 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1650 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1652 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1654 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1656 * doc/invoke.texi (-fgraphite-identity): Documented.
1658 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1660 * tree-scalar-evolution.c: Fix comment.
1661 (instantiate_scev_1): Return unknow from scev instantiation if the
1662 result is not above instantiate_below.
1664 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1666 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1667 static anymore. Instantiate the symbols that may have been introduced
1669 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1672 2009-07-30 DJ Delorie <dj@redhat.com>
1674 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1675 .vliw directive to VLIW sections.
1677 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1679 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1681 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1682 (AUTOHEADER): New variable.
1683 ($(srcdir)/cstamp-h.in): Use it.
1685 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1686 Pat Haugen <pthaugen@us.ibm.com>
1687 Revital Eres <ERES@il.ibm.com>
1689 * config/rs6000/vector.md (VEC_F): Add VSX support.
1693 (vector_load_<mode>): Ditto.
1694 (vector_store_<mode>): Ditto.
1695 (vector GPR move split): Ditto.
1696 (vec_reload_and_plus_<mptrsize>): Ditto.
1697 (vec_reload_and_reg_<mptrsize>): Ditto.
1698 (add<mode>3): Ditto.
1699 (sub<mode>3): Ditto.
1700 (mul<mode>3): Ditto.
1701 (neg<mode>2): Ditto.
1702 (abs<mode>2): Ditto.
1703 (smin<mode>3): Ditto.
1704 (smax<mode>3): Ditto.
1705 (vector_eq<mode>): Ditto.
1706 (vector_gt<mode>): Ditto.
1707 (vector_ge<mode>): Ditto.
1708 (vector_gtu<mode>): Ditto.
1709 (vector_select_<mode>_uns): Ditto.
1710 (vector_eq_<mode>_p): Ditto.
1711 (vector_gt_<mode>_p): Ditto.
1712 (vector_ge_<mode>_p): Ditto.
1713 (vector_gtu_<mode>_p): Ditto.
1714 (cr6_test_for_zero): Ditto.
1715 (cr6_test_for_zero_reverse): Ditto.
1716 (cr6_test_for_lt): Ditto.
1717 (cr6_test_for_lt_reverse): Ditto.
1718 (xor<mode>3): Ditto.
1719 (ior<mode>3): Ditto.
1720 (and<mode>3): Ditto.
1721 (one_cmpl<mode>2): Ditto.
1722 (nor<mode>2): Ditto.
1723 (andc<mode>2): Ditto.
1724 (float<VEC_int<mode>2): Ditto.
1725 (unsigned_float<VEC_int><mode>2): Ditto.
1726 (fix_trunc<mode><VEC_int>2): Ditto.
1727 (fixuns_trunc<mode><VEC_int>2): Ditto.
1729 (vec_set<mode>): Ditto.
1730 (vec_extract<mode>): Ditto.
1731 (vec_interleave_highv4sf): Ditto.
1732 (vec_interleave_lowv4sf): Ditto.
1733 (vec_realign_load_<mode>): Ditto.
1734 (vec_shl_<mode>): Ditto.
1735 (vec_shr_<mode>): Ditto.
1736 (div<mode>3): New patterns for VSX.
1737 (vec_interleave_highv2df): Ditto.
1738 (vec_interleave_lowv2df): Ditto.
1739 (vec_pack_trunc_v2df): Ditto.
1740 (vec_pack_sfix_trunc_v2df): Ditto.
1741 (vec_pack_ufix_trunc_v2df): Ditto.
1742 (vec_unpacks_hi_v4sf): Ditto.
1743 (vec_unpacks_lo_v4sf): Ditto.
1744 (vec_unpacks_float_hi_v4si): Ditto.
1745 (vec_unpacks_float_lo_v4si): Ditto.
1746 (vec_unpacku_float_hi_v4si): Ditto.
1747 (vec_unpacku_float_lo_v4si): Ditto.
1748 (movmisalign<mode>): Ditto.
1749 (vector_ceil<mode>2): New patterns for vectorizing math library.
1750 (vector_floor<mode>2): Ditto.
1751 (vector_btrunc<mode>2): Ditto.
1752 (vector_copysign<mode>3): Ditto.
1754 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1755 predicate for setting the high bit in each word, used for copysign.
1757 * config/rs6000/ppc-asm.h (f19): Whitespace.
1758 (f32-f63): Define if VSX.
1759 (v0-v31): Define if Altivec.
1760 (vs0-vs63): Define if VSX.
1762 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1764 * config/rs6000/power7.md: New file, provide tuning parameters for
1767 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1768 (rs6000_cpu_cpp_builtins): Ditto.
1769 (altivec_overloaded_builtins): Ditto.
1770 (altivec_resolve_overloaded_builtin): Ditto.
1772 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1773 debug switch to disable vectorizing simple math builtin
1776 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1777 Vectorize simple math builtin functions.
1778 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1779 hook to vectorize math builtins.
1780 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1781 (rs6000_builtin_conversion): Add VSX/power7 support.
1782 (rs6000_builtin_vec_perm): Ditto.
1783 (vsplits_constant): Add support for loading up a vector constant
1784 with just the high bit set in each part.
1785 (rs6000_expand_vector_init): Add VSX/power7 support.
1786 (rs6000_expand_vector_set): Ditto.
1787 (rs6000_expand_vector_extract): Ditto.
1788 (rs6000_emit_move): Ditto.
1789 (bdesc_3arg): Ditto.
1790 (bdesc_2arg): Ditto.
1791 (bdesc_1arg): Ditto.
1792 (rs6000_expand_ternop_builtin): Ditto.
1793 (altivec_expand_builtin): Ditto.
1794 (rs6000_expand_unop_builtin): Ditto.
1795 (rs6000_init_builtins): Ditto.
1796 (altivec_init_builtins): Ditto.
1797 (builtin_function_type): Ditto.
1798 (rs6000_common_init_builtins): Ditto.
1799 (rs6000_handle_altivec_attribute); Ditto.
1800 (rs6000_mangle_type): Ditto.
1801 (rs6000_vector_mode_supported_p): Ditto.
1802 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1805 * config/rs6000/vsx.md: New file for VSX support.
1807 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1808 identifing values with just the most significant bit set.
1809 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1810 vectorized builtins.
1812 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1813 (UNSPEC_VRFIM): Delete.
1814 (splitter for loading up vector with most significant bit): New
1815 splitter for vectorizing copysign.
1816 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1817 vectorizing simple math functions.
1818 (altivec_vrfip): Add support for vectorizing simple math functions.
1819 (altivec_vrfim): Ditto.
1820 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1822 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1823 (power7.md, vsx.md): Include for power7 support.
1824 (copysigndf3): Use VSX instructions if -mvsx.
1825 (negdf2_fpr): Ditto.
1826 (absdf2_fpr): Ditto.
1827 (nabsdf2_fpr): Ditto.
1828 (adddf3_fpr): Ditto.
1829 (subdf3_fpr): Ditto.
1830 (muldf3_fpr): Ditto.
1831 (divdf3_fpr): Ditto.
1832 (fix_truncdfdi2_fpr): Ditto.
1833 (cmpdf_internal1): Ditto.
1834 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1835 (btruncdf2, btruncdf2_fpr): Ditto.
1836 (ceildf2, ceildf2_fpr): Ditto.
1837 (floordf2, floordf2_fpr): Ditto.
1838 (floatdidf2, floatdidf2_fpr): Ditto.
1839 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1840 (fmsubdf4_fpr): Ditto.
1841 (fnmadddf4_fpr_1): Ditto.
1842 (fnmadddf4_fpr_2): Ditto.
1843 (fnmsubdf4_fpr_1): Ditto.
1844 (fnmsubdf4_fpr_2): Ditto.
1845 (fixuns_truncdfdi2): Add expander for VSX support.
1846 (fix_truncdfdi2): Ditto.
1847 (fix_truncdfsi2): Ditto.
1849 (btruncsf2): Whitespace.
1850 (movdf_hardfloat32): Add support for VSX registers.
1851 (movdf_softfloat32): Ditto.
1852 (movdf_hardfloat64): Ditto.
1853 (movdf_hardfloat64_mfpgpr): Ditto.
1854 (movdf_softfloat64): Ditto.
1855 (movti splitters): Add check for vector registers supporting
1856 TImode in the future.
1857 (bpermd): Add power7 bpermd instruction.
1859 * config/rs6000/altivec.h (vec_div): Define if VSX.
1863 (vec_nearbyint): Ditto.
1866 (all predicates): Use the generic builtin function, and not the V4SF
1867 specific function so that the predicates will work with VSX's V2DF.
1871 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
1872 Document new VSX functions and types.
1874 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
1877 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
1878 "wa", and "j" constraints. Modify "v" to talk about Altivec
1879 instead of just vector.
1881 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
1884 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
1885 location for phi arguments.
1886 (rewrite_update_phi_arguments): Find locations for reaching defs.
1887 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1888 Add location to add_phi_arg calls.
1889 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
1890 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
1891 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
1892 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
1893 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
1894 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
1895 * tree-phinodes.c (make_phi_node): Initialize location.
1896 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
1897 (add_phi_arg): Add location parameter.
1898 (remove_phi_arg_num): Move location when moving phi argument.
1899 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
1901 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
1902 slpeel_update_phi_nodes_for_guard1,
1903 slpeel_update_phi_nodes_for_guard2,
1904 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
1905 vect_loop_versioning): Set locations.
1906 * tree-parloops.c (create_phi_for_local_result,
1907 transform_to_exit_first_loop, create_parallel_loop): Add locations.
1908 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
1909 * tree-vect-loop.c (get_initial_def_for_induction,
1910 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
1912 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
1913 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
1914 (gimple_phi_arg_set_location): New. Set locus.
1915 (gimple_phi_arg_has_location): New. Check for locus.
1916 (redirect_edge_var_map_location): New. Return locus from var_map.
1917 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
1918 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
1919 combining PHI arguments.
1920 (cond_store_replacement): Set location.
1921 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
1922 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
1923 scop_add_exit_phis_edge): Add locations.
1924 * tree-cfgcleanup.c (remove_forwarder_block,
1925 remove_forwarder_block_with_phi): Add locations.
1926 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
1927 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
1929 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
1930 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
1931 flush_pending_stmts): Add source location.
1932 * lambda-code.c (perfect_nestify): Maintain location stack with argument
1933 stack to preserve locations.
1934 * tree-vect-stmts.c (vectorizable_load): Add location.
1935 * tree-inline.c (copy_phis_for_bb): Copy locus.
1936 (setup_one_parameter): Add call locus to inlined parameter stmts.
1937 (initialize_inlined_parameters): Pass in call location as parameter
1939 (tree_function_versioning): Pass location to setup_one_parameter.
1940 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
1941 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
1942 copy and edge lists.
1943 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
1944 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
1945 locus parameter and override the stmt default if provided.
1946 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1947 elim_graph_add_edge, elim_graph_remove_succ_edge,
1948 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
1949 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
1950 eliminate_phi): Add locus info in elimination graph for each edge and
1952 (insert_backedge_copies): Copy locus if present.
1953 * tree-flow.h (struct _edge_var_map): Add locus field.
1954 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
1955 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
1956 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
1958 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
1960 2009-07-30 Martin Jambor <mjambor@suse.cz>
1962 PR tree-optimization/40570
1963 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
1966 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
1968 * ssa-loop-manip.c: Include langhooks.h.
1969 (rewrite_phi_with_iv): New.
1970 (rewrite_all_phi_nodes_with_iv): New.
1971 (canonicalize_loop_ivs): Move here from tree-parloops.c.
1972 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
1973 * tree-parloops.c (loop_parallel_p): Move out all conditions
1974 except dependency check.
1975 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
1976 (gen_parallel_loop): Call canonicalize_loop_ivs without
1977 reduction_list argument.
1978 (build_new_reduction): New.
1979 (gather_scalar_reductions): New.
1980 (try_get_loop_niter): New.
1981 (try_create_reduction_list): New.
1982 (parallleize_loops): Change the parallel conditions check.
1983 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1984 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
1986 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
1988 * opt-functions.awk (opt_args): Allow argument to be enclosed in
1990 * doc/options.texi (Option properties): Mention new quoting syntax.
1992 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1994 * config/alpha/alpha.c (alpha_start_function):
1995 Handle VMS_DEBUG_MAIN_POINTER
1996 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
1997 * doc/invoke.texi: Document -mdebug-main switch.
1999 2009-07-29 Richard Henderson <rth@redhat.com>
2001 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
2002 (cgraph_create_edge_including_clones): Likewise.
2003 * tree-inline.c (copy_bb): Operate on the correct edges
2004 when updating the callgraph.
2006 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2008 * config/alpha/vms-cc.c: Deleted.
2009 * config/alpha/vms-ld.c: Deleted.
2010 * config/alpha/t-vms64: Moved to config/vms
2011 * config/alpha/vms-crt0-64.c: Moved to config/vms
2012 * config/alpha/vms-crt0.c: Moved to config/vms
2013 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
2014 * config/alpha/vms-psxcrt0.c: Moved to config/vms
2015 * config/alpha/xm-vms.h: Moved to config/vms
2016 * config/alpha/x-vms: Moved to config/vms
2017 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
2019 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
2020 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
2022 * config/vms/t-vms64: Moved here from config/alpha
2023 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
2024 (argc,argv,envp): Enforce 32bit malloc'ing.
2025 * config/vms/vms-psxcrt0-64.c: Likewise.
2026 * config/vms/vms-crt0.c: Moved here from config/alpha.
2027 * config/vms/vms-psxcrt0.c: Likewise.
2028 * config/vms/vms-crtl-64.h: New file.
2029 * config/vms/vms-crtl.h: New file.
2030 * config/vms/vms.opt: New file.
2031 * config/vms/xm-vms64.h: New file.
2032 * config/vms/xm-vms.h: Moved here from config/alpha.
2033 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
2035 * config/vms/x-vms: Moved here from config/alpha.
2036 (version, VMS_EXTRA_PARTS): Moved to t-vms.
2037 (vms-ld.o, vms-cc.o): Removed.
2038 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
2040 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2042 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
2043 correct stack (obvious VMS fix).
2045 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2047 * dwarf2out.c (output_file_names): Output VMS style file name, size,
2048 date, version info if VMS_DEBUGGING_INFO defined.
2049 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
2050 size, date calculating code moved here.
2052 2009-07-29 Paul Brook <paul@codesourcery.com>
2054 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
2057 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
2060 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
2061 to DImode when generating insq_le insn.
2063 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2065 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
2066 New macro set for VMS_DEBUGGGING_INFO.
2067 (AT_string_form): Use it.
2069 2009-07-28 DJ Delorie <dj@redhat.com>
2071 * config/mep/mep.c (vtext_section): New.
2072 (vftext_section): New.
2073 (ftext_section): New.
2074 (mep_select_section): Add support for functions.
2075 (mep_unique_section): Likewise.
2076 (mep_asm_init_sections): Likewise.
2077 (mep_encode_section_info): Remove it from here.
2079 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
2081 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
2083 * tree.h (TREE_DEPRECATED): Document it is used for types too.
2084 (TYPE_VECTOR_OPAQUE): Use default_def_flag
2086 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2088 * dwarf2out.c (output_file_names): Test new macro
2089 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
2090 (add_comp_dir_attribute): Likewise.
2092 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
2094 * config/i386/mingw-w64.h (LINK_SPEC): Add
2095 separating space between commands.
2097 2009-07-28 Jan Hubicka <jh@suse.cz>
2099 PR tree-optimization/40759
2100 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
2103 2009-07-27 DJ Delorie <dj@redhat.com>
2105 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
2106 types are dword-aligned.
2107 (mep_expand_va_start): Likewise.
2109 2009-07-27 Olivier Hainque <hainque@adacore.com>
2110 Douglas B Rupp <rupp@gnat.com>
2112 * convert.c (convert_to_pointer): Don't assume the target
2113 pointer type is POINTER_SIZE long. Fetch its precision instead.
2115 2009-07-27 Douglas B Rupp <rupp@gnat.com>
2117 * system.h (fopen): Undefine if macro.
2119 2009-07-27 Jakub Jelinek <jakub@redhat.com>
2121 * dwarf2out.c (output_cfi_p): Removed.
2122 (output_cfis): New function.
2123 (output_fde): New function, split from output_call_frame_info.
2124 (output_call_frame_info): Use it.
2125 (dwarf2out_switch_text_section): Use output_cfis.
2127 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2129 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
2130 TARGET_BI_ARCH is specified without enabling SJLJ.
2131 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
2132 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
2134 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
2136 * arm.md (negdi2): Use DImode if forcing a value into a register.
2138 2009-07-26 Ira Rosen <irar@il.ibm.com>
2140 PR tree-optimization/40801
2141 * tree-vect-stmts.c (vectorizable_call): Get previous copy
2142 of vector operand from the previous copy of vector statement.
2143 Pass the correct definition type value to
2144 vect_get_vec_def_for_stmt_copy().
2146 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2148 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
2149 const char ** conversion.
2151 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2153 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
2154 fancy_abort() if !ENABLE_ASSERT_CHECKING.
2155 (gcc_unreachable): Invoke __builtin_unreachable() if
2156 !ENABLE_ASSERT_CHECKING.
2158 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2160 PR rtl-optimization/40445
2161 * emit-rtl.c (next_nonnote_insn_bb): New function.
2162 * rtl.h (next_nonnote_insn_bb): Declare new function.
2163 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
2164 with no successors that is the successor of the ENTRY_BLOCK.
2165 Continue from the top after removing an empty fallthrough block.
2166 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
2167 of next_nonnote_insn.
2169 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2171 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
2173 2009-07-25 Martin Jambor <mjambor@suse.cz>
2175 * c-common.c (c_common_attribute_table): New element for noclone.
2176 (handle_noclone_attribute): New function. Forward-declare.
2177 * tree-inline.c (tree_versionable_function_p): Check for noclone
2179 * doc/extend.texi (Labels as Values): Document need for noclone.
2180 (Function Attributes): Document noclone attribute.
2182 2009-07-25 Jakub Jelinek <jakub@redhat.com>
2184 PR rtl-optimization/34999
2185 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
2186 and dw_fde_switched_cold_to_hot fields.
2187 (output_cfi_p): New function.
2188 (output_call_frame_info): If fde->dw_fde_switched_sections,
2189 output 2 FDEs instead of one with corrupted header.
2190 (dwarf2out_do_cfi_startproc): New function.
2191 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
2192 and fde->dw_fde_switched_cold_to_hot.
2193 (dwarf2out_switch_text_section): Compute
2194 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
2195 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
2196 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
2197 Otherwise, compute fde->dw_fde_switch_cfi.
2199 2009-07-24 Cary Coutant <ccoutant@google.com>
2201 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
2203 2009-07-24 Cary Coutant <ccoutant@google.com>
2205 * cfghooks.c (split_block): Copy discriminator to new block.
2206 * tree-cfg.c (assign_discriminator): Check location of last
2207 instruction in block as well as first.
2209 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
2211 * config/i386/linux.c: Use fputs or putc instead of fprintf
2213 * config/i386/gas.h: Ditto.
2214 * config/i386/x86-64.h: Ditto.
2215 * config/i386/att.h: Ditto.
2217 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2219 * expmed.c (emit_store_flag): Use a recursive call to optimize the
2222 2009-07-24 Martin Jambor <mjambor@suse.cz>
2224 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
2225 (ipa_push_func_to_list_1): Declare.
2226 (ipa_push_func_to_list): New function.
2228 * ipa-prop.c (ipa_push_func_to_list_1): New function.
2229 (ipa_init_func_list): Call ipa_push_func_to_list_1.
2230 (ipa_push_func_to_list): Removed.
2231 (ipa_pop_func_from_list): Clear node_enqueued flag.
2233 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
2235 * config/s390/s390.c (override_options): Default
2236 max-unrolled-insns to 100 for z10 tuning.
2238 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2240 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
2241 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
2242 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
2243 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
2244 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
2245 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
2246 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
2248 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2250 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
2251 use default set in mingw32.h header.
2252 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
2253 64-bit /mingw/include path.
2254 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
2257 2009-07-23 Neil Vachharajani <nvachhar@google.com>
2259 PR rtl-optimization/40209
2260 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
2262 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2264 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
2265 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
2266 with the rest of string where appropriate. Use fputs or putc
2267 instead of fprintf where appropriate.
2269 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
2270 Pat Haugen <pthaugen@us.ibm.com>
2271 Revital Eres <ERES@il.ibm.com>
2273 * config/rs6000/vector.md: New file. Move most of the vector
2274 expander support here from altivec.md to allow for the VSX vector
2275 unit in the future. Add support for secondary_reload patterns.
2276 Rewrite the patterns for vector comparison, and vector comparison
2277 predicate instructions so that the RTL expresses the desired
2278 behavior, instead of using unspec.
2280 * config/rs6000/constraints.md ("f" constraint): Use
2281 rs6000_constraints to hold the precalculated register class.
2282 ("d" constraint): Ditto.
2283 ("wd" constraint): New constraint for VSX.
2284 ("wf" constraint): Ditto.
2285 ("ws" constraint): Ditto.
2286 ("wa" constraint): Ditto.
2287 ("wZ" constraint): Ditto.
2288 ("j" constraint): Ditto.
2290 * config/rs6000/predicates.md (vsx_register_operand): New
2292 (vfloat_operand): New predicate for vector.md.
2293 (vint_operand): Ditto.
2294 (vlogical_operand): Ditto.
2295 (easy_fp_constant): If VSX, 0.0 is an easy constant.
2296 (easy_vector_constant): Add VSX support.
2297 (altivec_indexed_or_indirect_operand): New predicate for
2298 recognizing Altivec style memory references with AND -16.
2300 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
2301 for vector secondary reload support.
2302 (rs6000_vector_reg_class): Delete, replacing it with
2304 (rs6000_vsx_reg_class): Ditto.
2305 (rs6000_constraints): New array to hold the register classes of
2306 each of the register constraints that can vary at runtime.
2307 (builtin_mode_to_type): New static array for builtin function type
2309 (builtin_hash_table): New static hash table for builtin function
2311 (TARGET_SECONDARY_RELOAD): Define target hook.
2312 (TARGET_IRA_COVER_CLASSES): Ditto.
2313 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
2314 registers are 128 bits if VSX memory reference instructions are used.
2315 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
2317 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
2318 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
2319 Print several of the scheduling related parameters.
2320 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
2321 rs6000_constraints instead of rs6000_vector_reg_class. Move
2322 -mdebug=reg code to rs6000_debug_reg_global. Add support for
2323 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
2324 Altivec. Add VSX support. Setup for secondary reload support on
2325 Altivec/VSX registers.
2326 (rs6000_override_options): Make power7 set the scheduling groups
2327 like the power5. Add support for new debug switches to override
2328 the scheduling defaults. Temporarily disable -mcpu=power7 from
2329 setting -mvsx. Add support for debug switches -malways-hint,
2330 -msched-groups, and -malign-branch-targets.
2331 (rs6000_buitlin_conversion): Add support for returning unsigned
2332 vector conversion functions to fix regressions due to stricter
2334 (rs6000_builtin_mul_widen_even): Ditto.
2335 (rs6000_builtin_mul_widen_odd): Ditto.
2336 (rs6000_builtin_vec_perm): Ditto.
2337 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
2338 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
2340 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
2342 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
2343 VSX types for bit operations. Changes to accomidate vector.md.
2344 (bdesc_2arg): Ditto.
2345 (bdesc_1arg): Ditto.
2346 (struct builtin_description_predicates): Rewrite predicate
2347 handling so that RTL describes the operation, instead of passing
2348 the instruction to be used as a string argument.
2349 (bdesc_altivec_preds): Ditto.
2350 (altivec_expand_predicate_builtin): Ditto.
2351 (altivec_expand_builtin): Ditto.
2352 (rs6000_expand_ternop_builtin): Use a switch instead of an if
2353 statement for vsldoi support.
2354 (altivec_expand_ld_builtin): Change to use new names from vector.md.
2355 (altivec_expand_st_builtin): Ditto.
2356 (paired_expand_builtin): Whitespace changes.
2357 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
2358 builtin_mode_to_type table for secondary reload. Call
2359 builtin_function_type to build random builtin functions.
2360 (altivec_init_builtins): Change to use builtin_function_type to
2361 create builtin function types dynamically as we need them.
2362 (builtin_hash_function): New support for hashing the tree types
2363 for builtin function as we need it, rather than trying to build
2364 all of the trees that we need. Add initial preliminary VSX support.
2365 (builtin_function_type): Ditto.
2366 (builtin_function_eq): Ditto.
2367 (builtin_hash_struct): Ditto.
2368 (rs6000_init_builtins): Ditto.
2369 (rs6000_common_init_builtins): Ditto.
2370 (altivec_init_builtins): Ditto.
2371 (rs6000_common_init_builtins): Ditto.
2372 (enum reload_reg_type): New enum for simplifing reg classes.
2373 (rs6000_reload_register_type): Simplify register classes into GPR,
2374 Vector, and other registers. Altivec and VSX addresses in reload.
2375 (rs6000_secondary_reload_inner): Ditto.
2376 (rs6000_ira_cover_classes): New target hook, that returns the
2377 appropriate cover classes, based on -mvsx being used or not.
2378 (rs6000_secondary_reload_class): Add VSX support.
2379 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
2380 (get_vsel_insn): Ditto.
2381 (rs6000_emit_vector_compare): Rewrite vector conditional support
2382 so that where we can, we use RTL operators, instead of blindly use
2384 (rs6000_emit_vector_select): Ditto.
2385 (rs6000_emit_vector_cond_expr): Ditto.
2386 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
2387 (create_TOC_reference): Add -mdebug=addr support.
2388 (emit_frame_save): VSX loads/stores need register indexed addressing.
2390 * config/rs6000/rs6000.md: Include vector.md.
2392 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2394 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2395 support for V2DI, V2DF in logical, permute, select operations.
2397 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2398 switch for vsx/power7.
2399 (-mvsx-scalar-memory): Ditto.
2400 (-mvsx-align-128): Ditto.
2401 (-mallow-movmisalign): Ditto.
2402 (-mallow-df-permute): Ditto.
2403 (-msched-groups): Ditto.
2404 (-malways-hint): Ditto.
2405 (-malign-branch-targets): Ditto.
2407 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2409 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2410 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2411 (rs6000_vector_reg_class): Delete.
2412 (rs6000_vsx_reg_class): Ditto.
2413 (enum rs6000_reg_class_enum): New enum for the constraints that
2414 vary based on target switches.
2415 (rs6000_constraints): New array to hold the register class for all
2416 of the register constraints that vary based on the switches used.
2417 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2418 (enum rs6000_builtins): Add unsigned varients for the builtin
2419 declarations returned by target hooks for expanding multiplies,
2420 select, and permute operations. Add VSX builtins.
2421 (enum rs6000_builtin_type_index): Add entries for VSX.
2422 (V2DI_type_node): Ditto.
2423 (V2DF_type_node): Ditto.
2424 (unsigned_V2DI_type_node): Ditto.
2425 (bool_long_type_node): Ditto.
2426 (intDI_type_internal_node): Ditto.
2427 (uintDI_type_internal_node): Ditto.
2428 (double_type_internal_node): Ditto.
2430 * config/rs6000/altivec.md (whole file): Move all expanders to
2431 vector.md from altivec.md. Rename insn matching functions to be
2433 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2434 (altivec_vcmp*): Ditto.
2435 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2436 (VM): New iterator for moves that includes the VSX types.
2437 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2438 (altivec_vperm_<mode>_uns): New, for unsigned types.
2439 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2440 (altivec_eq<mode>): Ditto.
2441 (altivec_gt<mode>): Ditto.
2442 (altivec_gtu<mode>): Ditto.
2443 (altivec_eqv4sf): Ditto.
2444 (altivec_gev4sf): Ditto.
2445 (altivec_gtv4sf): Ditto.
2446 (altivec_vcmpbfp_p): Ditto.
2448 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2450 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2453 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2456 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2457 ASM_SHORT instead of .word.
2458 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2459 instead of .word in asm template.
2461 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2464 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2465 (process_bb_node_lives): Use it.
2467 * ira.c (setup_cover_and_important_classes): Don't setup
2468 ira_important_class_nums. Add cover classes to the end of
2470 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2472 (find_reg_class_closure): Use reorder_important_classes.
2474 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2476 * config/i386/i386.c (i386_ira_cover_classes): New function.
2477 (TARGET_IRA_COVER_CLASSES): Redefine.
2479 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2480 importance of order of cover classes in the array.
2482 2009-07-22 Diego Novillo <dnovillo@google.com>
2484 * tree-pass.h (TDF_EH): Define.
2485 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2486 contains TDF_EH, print the EH region number holding GS.
2487 * tree-dump.c (dump_options): Add "eh".
2488 * doc/invoke.texi: Document it.
2490 2009-07-22 Doug Kwan <dougkwan@google.com>
2492 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2494 2009-07-22 Michael Matz <matz@suse.de>
2496 PR tree-optimization/35229
2497 PR tree-optimization/39300
2499 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2500 (inhibit_phi_insertion): New function.
2501 (insert_into_preds_of_block): Call it for REFERENCEs.
2502 (init_pre): Initialize and finalize scalar evolutions.
2503 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2505 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2507 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2508 Use CONST_VECTOR_NUNITS to determine number of elements.
2510 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2512 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2513 (U, W): Constraints are now deprecated and will be removed if we
2515 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2517 ("prefetch"): Add the stcmh instruction for prefetching.
2518 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2520 (s390_short_displacement): Return always true if compiling for
2521 machines not providing the long displacement facility.
2522 (s390_mem_constraint): Support the new constraint letter Z.
2523 (s390_check_qrst_address): New function.
2525 2009-07-21 DJ Delorie <dj@redhat.com>
2527 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2530 2009-07-21 Jason Merrill <jason@redhat.com>
2532 * c-common.c (max_tinst_depth): Increase default to 1024.
2534 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2536 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2537 (vec_unpacku_float_lo_v4si): Ditto.
2539 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2542 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2543 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2544 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2545 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2547 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2549 PR tree-optimization/40813
2550 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2553 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2555 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2556 with a NOP_EXPR if needed.
2558 2009-07-21 Paul Brook <paul@codesourcery.com>
2560 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2561 Terminate debug dump with newline.
2563 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2565 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2566 Cast "1" to unsigned HOST_WIDE_INT.
2567 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2568 deposit length to the maximum length - lsb. Extend length if
2569 HOST_BITS_PER_WIDE_INT is 32.
2571 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2573 * cgraph.h (constant_pool_htab): New function.
2574 (constant_descriptor_tree): Move from varasm.c.
2575 * varasm.c (constant_pool_htab): New function.
2576 (constant_descriptor_tree): Move to cgraph.h.
2578 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2580 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2582 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2584 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2587 2009-07-20 Xinliang David Li <davidxl@google.com>
2589 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2591 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2593 * config/mips/mips.md (move_type): Add arith.
2594 (type): Handle arith.
2595 (zero_extendsidi2): Rename this into ...
2596 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2597 (zero_extendsidi2): New expander.
2598 (*zero_extendsidi2_dext): New pattern.
2600 2009-07-20 Nick Clifton <nickc@redhat.com>
2602 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2603 to set MIPS_ABI_DEFAULT.
2604 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2606 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2608 * tree-object-size.c (addr_object_size): Handle unions with
2609 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2611 PR tree-optimization/40792
2612 * tree.c (build_function_type_skip_args): Remove bogus assert.
2614 2009-07-20 Jan Hubicka <jh@suse.cz>
2615 Martin Jambor <mjambor@suse.cz>
2617 * cgraph.h (combined_args_to_skip): New field.
2618 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2619 combined_args_to_skip and args_to_skip.
2620 * tree-inline.c (update_clone_info): New function.
2621 (tree_function_versioning): Call update_clone_info.
2622 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2624 (cgraph_materialize_all_clones): More extensive dumping, working
2625 with combined_args_to_skip rather than args_to_skip.
2627 2009-07-20 Ira Rosen <irar@il.ibm.com>
2629 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2630 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2631 (get_initial_def_for_reduction): Likewise.
2632 (vectorizable_reduction): Skip the check of first operand in case
2633 of COND_EXPR. Add check that it is outer loop vectorization if
2634 nested cycle was detected. Call vectorizable_condition() for
2635 COND_EXPR. If reduction epilogue cannot be created do not fail for
2636 nested cycles (if it is not double reduction). Assert that there
2637 is only one type in the loop in case of COND_EXPR. Call
2638 vectorizable_condition() to vectorize COND_EXPR.
2639 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2640 Add parameters. Allow nested cycles if called from
2641 vectorizable_reduction(). Use reduction vector variable if provided.
2642 (vect_analyze_stmt): Call vectorizable_reduction() before
2643 vectorizable_condition().
2644 (vect_transform_stmt): Update call to vectorizable_condition().
2646 2009-07-20 Christian Bruel <christian.bruel@st.com>
2648 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2649 * doc/invoke.texi (-mfmovd): Likewise.
2650 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2652 2009-07-20 Jan Hubicka <jh@suse.cz>
2654 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2655 when handling SSA name.
2657 2009-07-19 Jan Hubicka <jh@suse.cz>
2659 PR tree-optimization/40676
2660 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2661 virtual PHIs in empty BBs.
2663 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2665 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2666 re-expanded the compound use gen_lowpart instead to convert to the
2669 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2671 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2672 OUTER_CONST arguments.
2673 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2674 the new wider mode will be masked off.
2675 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2677 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2679 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2680 high-order bits are zero.
2682 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2684 * combine.c (simplify_shift_const_1): Split code to determine
2686 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2687 new bits shifted in are identical to the old sign bit.
2689 2009-07-18 Richard Guenther <rguenther@suse.de>
2692 * gimplify.c (gimplify_call_expr): Reject code using results from
2693 functions returning void.
2695 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2697 * doc/md.texi: Document the new PowerPC "es" constraint.
2698 Document that "m" can include automodified addresses on this target,
2699 and explain how %U must be used. Extend the "Q" and "Z" documentation
2700 to suggest "es" as well as "m".
2701 * config/rs6000/constraints.md (es): New memory constraint.
2702 (Q, Z): Update strings to match new documentation.
2704 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2706 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2707 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2708 * config/rs6000/predicates.md (volatile_mem_operand): Use
2709 offsettable_nonstrict_memref_p.
2710 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2711 (*floatunssidf2_internal): Likewise.
2712 (*fix_truncdfsi2_internal): Likewise.
2713 (*fix_trunctfsi2_internal): Likewise.
2715 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2717 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2719 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2721 2009-07-17 Richard Guenther <rguenther@suse.de>
2724 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2725 (pass_warn_unused_result): Likewise.
2726 (TODO_set_props): Remove.
2727 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2729 (pass_diagnose_omp_blocks): Define.
2730 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2731 (c_gimple_diagnostics_recursively): Remove.
2732 (finish_function): Do not call it.
2733 (c_write_global_declarations): Continue after errors.
2734 Finalize the CU here.
2735 * c-gimplify.c (c_genericize): Do not gimplify here.
2736 * c-common.c (c_warn_unused_result): Move ...
2737 * tree-cfg.c (do_warn_unused_result): ... here.
2738 (run_warn_unused_result): New function.
2739 (gate_warn_unused_result): New function.
2740 (pass_warn_unused_result): New pass.
2741 * c-common.h (c_warn_unused_result): Remove.
2742 * flags.h (flag_warn_unused_result): Declare.
2743 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2744 * opts.c (flag_warn_unused_result): Initialize to false.
2745 * toplev.c (compile_file): Add comment.
2746 * omp-low.c (create_omp_child_function): Do not register
2747 the function with the frontend.
2748 (diagnose_omp_structured_block_errors): Prepare to be
2749 called as optimization pass.
2750 (gate_diagnose_omp_blocks): New function.
2751 (pass_diagnose_omp_blocks): New pass.
2752 * cgraph.h (cgraph_optimize): Remove.
2753 (cgraph_analyze_function): Likewise.
2754 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2755 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2756 before their parents here.
2757 (cgraph_finalize_function): Not here.
2758 (cgraph_analyze_function): Gimplify functions here.
2759 (cgraph_finalize_compilation_unit): Continue after errors.
2760 Optimize the callgraph from here.
2761 (cgraph_optimize): Make static.
2762 * langhooks.c (write_global_declarations): Finalize the CU.
2763 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2764 (gimplify_function_tree): Assert we gimplify only once.
2765 Set PROP_gimple_any property.
2766 * tree-nested.c (gimplify_all_functions): New function.
2767 (lower_nested_functions): Gimplify all nested functions.
2768 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2769 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2770 and pass_diagnose_omp_blocks after gimplification. Do not
2771 set TODO_set_props on all_lowering_passes.
2772 (execute_one_pass): Do not handle TODO_set_props.
2773 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2774 (gimplify.o): Add tree-pass.h dependency.
2775 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2776 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2777 (unsave_r): Likewise.
2778 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2781 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2783 * doc/service.texi (Service): Restore previously removed link,
2784 which isn't broken after all.
2786 2009-07-17 Richard Guenther <rguenther@suse.de>
2788 PR tree-optimization/40321
2789 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2790 PHI nodes to the maximal set.
2791 (make_values_for_phi): Add PHI arguments to the maximal set.
2792 (execute_pre): Dump PHI_GEN and the maximal set.
2794 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2797 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2800 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2802 * doc/extend.texi (Nested Functions): Replace broken link with
2804 * doc/service.texi (Service): Remove broken link.
2806 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2809 * builtins.c (expand_builtin_memcmp): Use loc instead of
2810 EXPR_LOCATION (exp).
2811 (expand_builtin_strncmp): Likewise.
2813 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2814 Manuel López-Ibáñez <manu@gcc.gnu.org>
2817 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2818 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2819 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2820 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2821 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2822 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2823 tree-inline.c, c-common.c, c-common.h, gimple.c,
2824 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2825 convert.c: Add location argument to fold_{unary,binary,ternary},
2826 fold_build[123], build_call_expr, build_size_arg,
2827 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2828 fold_build1_initializer, fold_build2_initializer,
2829 fold_build3_initializer, fold_build_call_array,
2830 fold_build_call_array_initializer, fold_single_bit_test,
2831 omit_one_operand, omit_two_operands, invert_truthvalue,
2832 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2833 combine_comparisons, fold_builtin_*, fold_call_expr,
2834 build_range_check, maybe_fold_offset_to_address, round_up,
2837 2009-07-16 Jason Merrill <jason@redhat.com>
2840 * c-common.c (c_common_reswords): Add __is_standard_layout
2842 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2843 * doc/implement-cxx.texi: New.
2844 * doc/gcc.texi: Include it.
2846 2009-07-16 DJ Delorie <dj@redhat.com>
2848 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2849 compares that may be indirectly affected by previous instructions.
2851 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2853 * builtins.c (do_mpc_arg2): New.
2854 (fold_builtin_2): Fold builtin cpow.
2855 * real.h (HAVE_mpc_pow): New.
2857 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
2859 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2860 comparison to skip unprofitable schedule
2862 2009-07-16 Simon Baldwin <simonb@google.com>
2864 * gcc.c (option_map): New flag -no-canonical-prefixes.
2865 * (display_help): Print help text for new flag.
2866 * (process_command): Move options translation and language specifics
2867 and handle new flag early. Use it to set a function pointer to a
2868 prefix builder. Replace make_relative_prefix calls with calls to
2869 the function pointed to. Ignore new flag in regular options handling.
2870 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2872 2009-07-15 DJ Delorie <dj@redhat.com>
2874 * config/mep/mep.md (sibcall_internal): Change register to avoid
2876 (sibcall_value_internal): Likewise.
2878 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
2880 PR rtl-optimization/40710
2881 * resource.c (mark_target_live_regs): Reset DF problem to LR.
2883 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
2885 * config/mips/mips.md (*extenddi_truncate<mode>,
2886 *extendsi_truncate<mode>): Change type attribute to move_type
2887 with shift_shift. Split out code handling exts from here ...
2888 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
2890 (*extendhi_truncateqi): Change type attribute to move_type with
2891 shift_shift. Split out code handling exts from here ...
2892 (*extendhi_truncateqi_exts): ... to this new pattern.
2894 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
2896 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
2897 instead of "and" with inverted sign bit mask value. Use
2898 "nonimmediate_operand" for operand 1 and operand 2 predicate.
2899 Allocate registers only for operand 4 and operand 5.
2901 2009-07-15 Jakub Jelinek <jakub@redhat.com>
2904 * fold-const.c (fold_cond_expr_with_comparison): When folding
2905 < and <= to MIN, make sure the MIN uses the same type as the
2906 comparison's operands.
2908 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
2910 * arm.md (ior_xor): New code iterator.
2911 (split for ior/xor with shift and zero-extend): New split pattern.
2912 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
2914 2009-07-15 Richard Guenther <rguenther@suse.de>
2916 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
2919 2009-07-15 Richard Guenther <rguenther@suse.de>
2922 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
2924 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2926 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
2927 handle 2.6.30 kernel.
2929 2009-07-15 DJ Delorie <dj@redhat.com>
2931 * config/mep/mep.md (sibcall_internal): Change register to allow
2932 for 24-bit addresses.
2933 (sibcall_value_internal): Likewise.
2935 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
2937 * doc/invoke.texi: Added descriptions of the scheduling heuristics
2938 that are enabled/disabled by the flags introduced by a previous patch.
2940 2009-07-14 DJ Delorie <dj@redhat.com>
2942 * config/mep/mep.md (sibcall_internal): Include non-toggling
2944 (sibcall_value_internal): Likewise.
2946 2009-07-14 Taras Glek <tglek@mozilla.com>
2947 Rafael Espindola <espindola@google.com>
2949 * doc/sourcebuild.texi: Document install-plugin target.
2950 * configure.ac: Added install-plugin target to language makefiles.
2951 * configure: Regenerate.
2952 * Makefile.in: (install-plugin): Install more headers,
2953 depend on lang.install-plugin.
2955 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2957 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
2960 2009-07-14 DJ Delorie <dj@redhat.com>
2962 * config/mep/mep.c (mep_vliw_jmp_match): New function.
2963 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
2964 * config/mep/mep.md (sibcall_internal): Change test from
2965 mep_vliw_mode_match to mep_vliw_jmp_match.
2966 (sibcall_value_internal): Likewise.
2968 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
2970 * config/i386/sse.md (copysign<mode>3): New expander.
2971 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
2972 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
2973 Use ix86_build_const_vector.
2974 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
2975 IX86_BUILTIN_CPYSGNPD.
2976 (builtin_description): Add __builtin_ia32_copysignps and
2977 __builtin_ia32_copysignpd.
2978 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
2979 and BUILT_IN_COPYSIGNF.
2981 2009-07-13 Jason Merrill <jason@redhat.com>
2983 * builtins.c (can_trust_pointer_alignment): New fn.
2984 (get_pointer_alignment): Factor it out from here.
2985 * tree.h: Declare it.
2987 2009-07-14 David Edelsohn <edelsohn@gnu.org>
2989 * config/rs6000/predicates.md (offsettable_mem_operand): Test
2992 2009-07-14 Dodji Seketeli <dodji@redhat.com>
2996 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
2998 2009-07-14 Richard Guenther <rguenther@suse.de>
2999 Andrey Belevantsev <abel@ispras.ru>
3002 * cfgexpand.c (partition_stack_vars): Do not bother to update
3003 alias information when not optimizing.
3005 2009-07-14 Richard Guenther <rguenther@suse.de>
3006 Andrey Belevantsev <abel@ispras.ru>
3008 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
3009 (pt_solution_set): Likewise.
3010 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
3011 * tree-ssa-structalias.c (pt_solution_set): New function.
3012 * final.c (rest_of_clean_state): Free SSA data structures.
3013 * print-rtl.c (print_decl_name): Remove.
3014 (print_mem_expr): Implement in terms of print_generic_expr.
3015 * alias.c (ao_ref_from_mem): New function.
3016 (rtx_refs_may_alias_p): Likewise.
3017 (true_dependence): Query alias-export info.
3018 (canon_true_dependence): Likewise.
3019 (write_dependence_p): Likewise.
3020 * tree-dfa.c (get_ref_base_and_extent): For void types leave
3022 * emit-rtl.c (component_ref_for_mem_expr): Remove.
3023 (mem_expr_equal_p): Use operand_equal_p.
3024 (set_mem_attributes_minus_bitpos): Do not use
3025 component_ref_for_mem_expr.
3026 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
3027 (update_alias_info_with_stack_vars): Likewise.
3028 (partition_stack_vars): Call update_alias_info_with_stack_vars.
3029 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
3030 explicitly nor clear stmt operands.
3031 Free the decl-to-pointer map.
3032 * tree-optimize.c (execute_free_datastructures): Do not free
3033 SSA data structures here.
3034 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
3035 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
3036 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
3038 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
3040 2009-07-13 DJ Delorie <dj@redhat.com>
3042 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
3043 unrolling at the right iteration count.
3045 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
3048 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
3050 * haifa-sched.c (rank_for_schedule): Introduced flags to
3051 enable/disable individual scheduling heuristics.
3052 * common.opt: Introduced flags to enable/disable individual
3053 heuristics in the scheduler.
3054 * doc/invoke.texi: Introduced flags to enable/disable individual
3055 heuristics in the scheduler.
3057 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
3059 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
3060 config/i386/mingw-tls.c.
3061 * config/i386/mingw-tls.c: Removed.
3063 2009-07-13 Ira Rosen <irar@il.ibm.com>
3065 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
3066 checks access only relevant statements.
3067 (vectorizable_reduction): Likewise.
3069 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
3071 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
3072 just for 32-bit case.
3074 2009-07-12 Jan Hubicka <jh@suse.cz>
3076 PR tree-optimization/40585
3077 * except.c (expand_resx_expr): When there already is resume
3078 instruction, produce linked list.
3079 (build_post_landing_pads): Assert that resume is empty.
3080 (connect_post_landing_pads): Handle resume lists.
3081 (dump_eh_tree): Dump resume list.
3083 2009-07-12 Ira Rosen <irar@il.ibm.com>
3085 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3086 with additional argument.
3087 * tree-vectorizer.h (enum vect_def_type): Add
3088 vect_double_reduction_def.
3089 (vect_is_simple_reduction): Add argument.
3090 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
3092 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
3093 vect_is_simple_reduction with additional argument.
3094 (vect_analyze_loop_operations): Handle exit phi nodes in case of
3096 (reduction_code_for_scalar_code): Handle additional codes by
3097 returning ERROR_MARK for them. Fix comment and indentation.
3098 (vect_is_simple_reduction): Fix comment, add argument to specify
3099 double reduction. Detect double reduction.
3100 (get_initial_def_for_induction): Fix indentation.
3101 (get_initial_def_for_reduction): Fix comment and indentation.
3102 Handle double reduction. Create initial definitions that do not
3103 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
3104 (vect_create_epilog_for_reduction): Fix comment, add argument to
3105 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
3106 epilogue result extraction. Create double reduction phi node and
3107 replace relevant uses.
3108 (vectorizable_reduction): Call vect_is_simple_reduction with
3109 additional argument. Fix indentation. Update epilogue code treatment
3110 according to the changes in reduction_code_for_scalar_code. Check
3111 for double reduction. Call vect_create_epilog_for_reduction with
3112 additional argument.
3113 * tree-vect-stmts.c (process_use): Handle double reduction, update
3115 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
3116 (vect_get_vec_def_for_operand): Likewise.
3118 2009-07-12 Danny Smith <dansmister@gmail.com>
3120 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
3121 dllexport if !TREE_PUBLIC.
3122 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
3124 2009-07-11 Anatoly Sokolov <aesok@post.ru>
3126 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
3127 (avr_extra_arch_macro) Remove declatation.
3128 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
3129 (avr_extra_arch_macro) Declare as static.
3130 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
3132 2009-07-11 Jan Hubicka <jh@suse.cz>
3135 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
3137 2009-07-11 Jakub Jelinek <jakub@redhat.com>
3140 * dwarf2out.c (dw_fde_struct): Add in_std_section and
3141 cold_in_std_section bits.
3142 (dwarf2out_begin_prologue): Initialize them.
3143 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
3144 if already covered by text_section or cold_text_section range.
3146 PR rtl-optimization/40667
3147 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
3148 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
3149 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
3150 * config/i386/i386.c (ix86_minimum_alignment): New function.
3151 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
3152 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
3153 * emit-rtl.c (gen_reg_rtx): Likewise.
3154 * function.c (assign_parms): Likewise. If nominal_type needs
3155 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
3156 rather than passed_type's alignment.
3159 * function.c (assign_parm_setup_stack): Adjust
3160 MEM_OFFSET (data->stack_parm) if promoted_mode is different
3161 from nominal_mode on big endian.
3163 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
3165 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
3167 2009-07-10 DJ Delorie <dj@redhat.com>
3169 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
3171 2009-07-10 Mark Mitchell <mark@codesourcery.com>
3173 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
3175 (thumb2_cbnz): Likewise.
3177 2009-07-10 David Daney <ddaney@caviumnetworks.com>
3180 * config.gcc (supported_defaults): Add synci.
3181 (with_synci): Add validation.
3182 (all_defaults): Add synci.
3183 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
3186 * config/mips/mips.opt (msynci): New option.
3187 * config/mips/mips.c (mips_override_options): Warn on use of
3188 -msynci for targets that do now support it.
3189 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
3191 * gcc/doc/invoke.texi (-msynci): Document the new option.
3192 * doc/install.texi (--with-synci): Document the new option.
3194 2009-07-10 Richard Guenther <rguenther@suse.de>
3196 PR tree-optimization/40496
3197 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
3198 the PHI result with a compatible type.
3200 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
3204 * c.opt (Wunused-result): New.
3205 * doc/invoke.texi: Document it.
3206 * c-common.c (c_warn_unused_result): Use it.
3208 2009-07-09 DJ Delorie <dj@redhat.com>
3210 * targhooks.c (default_target_can_inline_p): Rename from
3211 default_target_option_can_inline_p.
3212 * targhooks.h (default_target_can_inline_p): Likewise.
3213 * target-def.h (TARGET_CAN_INLINE_P): Rename from
3214 TARGET_OPTION_CAN_INLINE_P.
3215 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
3216 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
3217 (mep_target_can_inline_p): Rename from
3218 mep_target_option_can_inline_p.
3221 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
3222 registers used to pass vectors.
3224 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
3226 2009-07-09 Tom Tromey <tromey@redhat.com>
3228 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
3229 * config/mmix/mmix.c: Include dwarf2.h.
3230 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
3231 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
3232 * config/sh/sh.c: Include dwarf2.h.
3233 * config/i386/i386.c: Include dwarf2.h.
3234 * Makefile.in (DWARF2_H): Remove 'elf'.
3235 * except.c: Include dwarf2.h.
3236 * unwind-dw2.c: Include dwarf2.h.
3237 * dwarf2out.c: Include dwarf2.h.
3238 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
3239 * unwind-dw2-fde.c: Include dwarf2.h.
3240 * dwarf2asm.c: Include dwarf2.h.
3242 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3244 * haifa-sched.c (insn_finishes_cycle_p): New static function.
3245 (max_issue): Use it.
3246 * sched-int.h (struct sched_info: insn_finishes_block_p): New
3248 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
3249 (region_sched_info): Update.
3250 * sched-ebb.c (ebb_sched_info): Update.
3251 * modulo-sched.c (sms_sched_info): Update.
3252 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
3254 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3256 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
3258 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
3260 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
3262 2009-07-09 Jakub Jelinek <jakub@redhat.com>
3265 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
3266 arg1 with arg01 if arg1 is already INTEGER_CST.
3268 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3270 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
3271 Transform (and (truncate)) into (truncate (and)).
3273 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3275 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
3276 creating LHS paradoxical subregs. Fix surrounding returns to
3277 use NULL_RTX rather than 0.
3279 2009-07-08 DJ Delorie <dj@redhat.com>
3281 * config/mep/mep.c: (mep_option_can_inline_p): New.
3282 (TARGET_OPTION_CAN_INLINE_P): Define.
3284 2009-07-08 Mark Wielaard <mjw@redhat.com>
3287 * dwarf2out.c (add_data_member_location_attribute): When we have
3288 only a constant offset don't emit a new location description using
3289 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
3292 2009-07-08 Richard Henderson <rth@redhat.com>
3295 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
3296 (enum reg_class): Add CLOBBERED_REGS.
3297 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
3298 * config/i386/i386.c (ix86_conditional_register_usage): Moved
3299 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
3300 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
3301 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
3302 force 64-bit sibcalls into R11.
3303 * config/i386/constraints.md (U): New constraint.
3304 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
3305 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
3306 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
3308 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
3310 * basic-block.h (dump_regset, debug_regset): Remove duplicate
3312 * c-objc-common.h (c_initialize_diagnostics): Ditto.
3313 * ebitmap.h (dump_ebitmap): Ditto.
3314 * optabs.h (optab_libfunc): Ditto.
3315 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
3316 * tree-flow.h (vect_can_force_dr_alignment_p,
3317 get_vectype_for_scalar_type): Ditto.
3318 (vectorize_loops): Move prototype to ...
3319 * tree-vectorizer.h: ... here. Also, adjust comment.
3320 (vect_set_verbosity_level): Remove duplicate prototype.
3321 * tree-ssa-loop.c: Include tree-vectorizer.h.
3322 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
3324 2009-07-08 Nick Clifton <nickc@redhat.com>
3326 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
3329 2009-07-08 DJ Delorie <dj@redhat.com>
3331 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
3332 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
3333 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
3335 * config/mep/intrinsics.md: Regenerated.
3336 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
3337 registers when asm() or calls are detected.
3339 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3342 * gimplify.c (gimplify_expr): Propagate no_warning flag when
3344 * gimple (gimple_build_call_from_tree): Likewise.
3345 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
3346 no_warning flag before warning.
3348 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3350 * tree.c (set_expr_locus): Remove.
3351 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
3352 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
3354 * gimplify.c (internal_get_tmp_var): Likewise.
3355 (gimplify_call_expr): Likewise.
3356 (gimplify_one_sizepos): Likewise.
3358 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
3361 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
3362 to variables for debugging purposes.
3364 2009-06-23 Mark Loeser <mark@halcy0n.com>
3367 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
3369 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3371 * pretty-print.c (pp_base_format): Remove %J.
3372 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3373 gcc_cxxdiag_char_table): Likewise.
3374 (init_dynamic_diag_info): Likewise.
3376 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3378 * pretty-print.c (pp_base_format): Remove %H.
3379 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3380 gcc_cxxdiag_char_table): Likewise.
3381 (init_dynamic_diag_info): Likewise.
3382 * config/mep/mep.c (mep_select_section): Likewise.
3384 2009-07-07 Duncan Sands <baldrick@free.fr>
3386 * final.c (pass_clean_state): Give the pass a name.
3387 * passes.c (pass_rest_of_compilation): Likewise.
3388 * tree-optimize.c (pass_all_optimizations): Likewise.
3390 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3392 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3393 an extra 'decl' for error_at.
3395 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3398 * tree-tailcall.c (adjust_return_value_with_ops,
3399 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3400 if it has complex or vector type.
3402 2009-07-07 Olivier Hainque <hainque@adacore.com>
3404 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3407 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3409 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3411 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3413 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3414 * c-decl.c: Likewise.
3415 * function.c: Likewise.
3416 * varasm.c: Likewise.
3417 * tree-ssa.c: Likewise.
3418 * c-common.c: Likewise.
3419 * tree-cfg.c: Likewise.
3420 * config/spu/spu.c: Likewise.
3421 * config/ia64/ia64.c: Likewise.
3422 * config/v850/v850.c: Likewise.
3424 2009-07-06 DJ Delorie <dj@redhat.com>
3426 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3427 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3428 unspecified accesses to control registers.
3429 * config/mep/intrinsics.md: Regenerate.
3430 * config/mep/intrinsics.h: Regenerate.
3431 * config/mep/mep-intrin.h: Regenerate.
3433 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3435 * c-lex.c: Replace %H by an explicit location. Update all calls.
3436 * c-common.c: Likewise.
3437 * c-decl.c: Likewise.
3438 * c-typeck.c: Likewise.
3439 * fold-const.c: Likewise.
3440 * gimplify.c: Likewise.
3442 * tree-cfg.c: Likewise.
3443 * tree-ssa-loop-niter.c: Likewise.
3444 * tree-vrp.c: Likewise.
3445 * value-prof.c: Likewise.
3447 2009-07-06 Diego Novillo <dnovillo@google.com>
3449 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3450 if it has one. Handle cases where VAR does not have an
3451 annotation or cfun is NULL.
3453 2009-07-06 Diego Novillo <dnovillo@google.com>
3455 * tree.c: Include debug.h.
3456 (initialize_tree_contains_struct): New.
3457 (init_ttree): Call it.
3458 (tree_node_structure_for_code): Factor out of ...
3459 (tree_node_structure): ... here.
3460 * treestruct.def (TS_PHI_NODE): Remove.
3461 (TS_GIMPLE_STATEMENT): Remove.
3463 2009-07-06 Diego Novillo <dnovillo@google.com>
3465 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3466 (debug_tree_chain): Handle cycles.
3468 2009-07-06 Nick Clifton <nickc@redhat.com>
3469 DJ Delorie <dj@redhat.com>
3471 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3472 __FMOVD_ENABLED__ is defined.
3474 (TARGET_FMOVD): Provide a default definition.
3475 (MASK_FMOVD): Likewise.
3476 (TARGET_CPU_CPP_BUILTINS): Define
3477 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3478 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3479 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3480 (split for DF load from memory into register): Also handle
3481 MEMs which consist of REG+DISP addressing.
3482 (split for DF store from register to memory): Likewise.
3483 (movsf_ie): Always use single fp_mode.
3484 * config/sh/sh.c (sh_override_options): Do not automatically
3485 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3486 that to the -mfmovd command line switch.
3487 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3488 (fldi_ok): Always allow.
3489 * config/sh/sh.opt (mfmovd): Remove this switch.
3490 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3492 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3493 Kaz Kojima <kkojima@gcc.gnu.org>
3495 PR rtl-optimization/30807
3496 * postreload.c (reload_combine): For every new use of REG_SUM,
3497 record the use of BASE.
3499 2009-07-06 Jan Hubicka <jh@suse.cz>
3501 * params.def: Revert my accidental commit at 2009-06-30.
3503 2009-07-04 Ian Lance Taylor <iant@google.com>
3506 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3508 (mingw_format_attribute_overrides): Likewise.
3510 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3513 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3514 don't check cfa.reg. Instead of cfa.indirect use
3515 fde && fde->drap_reg != INVALID_REGNUM test.
3517 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3519 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3521 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3524 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3526 2009-07-03 Richard Guenther <rguenther@suse.de>
3528 PR tree-optimization/40640
3529 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3532 2009-07-03 Jan Hubicka <jh@suse.cz>
3534 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3535 for size, reduce amount of inlining.
3537 2009-07-03 Richard Guenther <rguenther@suse.de>
3540 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3541 if t +- x is known to not overflow and the conversion widens the
3543 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3545 2009-07-03 Jan Hubicka <jh@suse.cz>
3547 * ipa-pure-const.c (analyze): Update loop optimizer init.
3548 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3549 try_remove_empty_loop, remove_empty_loops): Remove.
3550 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3551 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3552 to mark regular loops as neccesary.
3553 (degenerate_phi_p): New function.
3554 (propagate_necessity, remove_dead_phis): Use it.
3555 (forward_edge_to_pdom): Likewise.
3556 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3557 virtual PHI nodes that became unreachable.
3558 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3559 * tree-flow.h (remove_empty_loops): Remove.
3560 * passes.c (init_optimization_passes): Remove.
3562 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3564 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3565 can_create_pseudo_p.
3566 (*fix_trunc<mode>_i387_1): Ditto.
3567 (*floathi<mode>2_1): Ditto.
3568 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3569 (*fistdi2_1): Ditto.
3570 (*fist<mode>2_1): Ditto.
3571 (frndintxf2_floor): Ditto.
3572 (*fist<mode>2_floor_1): Ditto.
3573 (frndintxf2_ceil): Ditto.
3574 (*fist<mode>2_ceil_1): Ditto.
3575 (frndintxf2_trunc): Ditto.
3576 (frndintxf2_mask_pm): Ditto.
3577 (fxam<mode>2_i387_with_temp): Ditto.
3578 * config/i386/sse.md (mulv16qi3): Ditto.
3579 (*sse2_mulv4si3): Ditto.
3581 (sse4_2_pcmpestr): Ditto.
3582 (sse4_2_pcmpistr): Ditto.
3584 2009-07-03 Jan Hubicka <jh@suse.cz>
3586 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3587 (mark_stmt_necessary): Set it.
3588 (mark_operand_necessary): Set it.
3589 (mark_control_dependent_edges_necessary): Set it.
3590 (mark_virtual_phi_result_for_renaming): New function.
3591 (get_live_post_dom): New function.
3592 (forward_edge_to_pdom): New function.
3593 (remove_dead_stmt): Fix handling of control dependences.
3594 (tree_dce_init): Init new bitmap.
3595 (tree_dce_done): Free it.
3597 2009-07-02 Richard Guenther <rguenther@suse.de>
3600 * tree-ssa-structalias.c (new_var_info): Initialize
3603 2009-07-02 Jan Hubicka <jh@suse.cz>
3605 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3608 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3610 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3611 instead of recomputing it. Adjust calls.
3612 (emit_store_flag): Adjust recursive calls.
3614 2009-07-02 Richard Guenther <rguenther@suse.de>
3616 * tree-ssa-live.c (remove_unused_locals): Do not remove
3618 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3619 of DECL_EXTERNAL for HEAP variables.
3620 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3621 HEAP variables. Do not adjust RESTRICT vars.
3622 (find_what_var_points_to): Nobody cares if something
3625 2009-07-02 Ben Elliston <bje@au.ibm.com>
3627 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3628 pc_low and pc_high declarations to the top of the function.
3630 2009-07-01 DJ Delorie <dj@redhat.com>
3632 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3634 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3635 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3636 unspecified accesses to control registers.
3637 * config/mep/intrinsics.md: Regenerate.
3638 * config/mep/intrinsics.h: Regenerate.
3639 * config/mep/mep-intrin.h: Regenerate.
3641 2009-07-01 Anthony Green <green@moxielogic.com>
3643 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3644 instruction when possible.
3645 (moxie_expand_prologue): Ditto. Also, save an instruction and
3646 some complexity by popping off of $r12 instead of $sp.
3647 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3650 2009-07-01 Richard Henderson <rth@redhat.com>
3653 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3654 contained no insns, reposition note before last insn.
3656 2009-07-01 Richard Henderson <rth@redhat.com>
3659 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3660 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3662 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3665 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3666 darwin9 for printing reg addresses with %y.
3668 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3670 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3671 truncation from operands in binary operations.
3673 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3676 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3677 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3678 subreg of op0 to the original op0.
3680 * expmed.c (store_bit_field_1): Use a temporary as the destination
3681 instead of a paradoxical subreg when we need to truncate the result.
3683 2009-07-01 DJ Delorie <dj@redhat.com>
3685 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3686 names to VLIW variants.
3687 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3688 * config/mep/intrinsics.md: Regenerate.
3689 * config/mep/intrinsics.h: Regenerate.
3690 * config/mep/mep-intrin.h: Regenerate.
3692 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3695 * jump.c (returnjump_p): Revert last patch.
3696 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3698 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3701 * pa.md (casesi32p): Use jump table label to determine the offset
3703 (casesi64p): Likewise.
3705 * pa.c (forward_branch_p): Return bool type. Use instruction
3706 addresses when available. Assert that INSN has a jump label.
3707 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3710 2009-07-01 Richard Guenther <rguenther@suse.de>
3712 PR tree-optimization/19831
3713 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3714 that only act as barriers do not make any previous stores necessary.
3715 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3716 HEAP variables global, do not add a constraint from nonlocal.
3717 (find_func_aliases): Handle escapes through return statements.
3718 (compute_points_to_sets): Make escaped HEAP variables global.
3720 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3723 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3724 after reducing a DImode cstore to SImode.
3726 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3728 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3729 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3731 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3733 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3734 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3736 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3737 and umod_optab if TARGET_BSD_DIVMOD.
3738 * config/vax/lib1funcs.asm: New file.
3739 * config/vax/t-linux: New file.
3740 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3742 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3745 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3746 to type arguments that have void type.
3749 * dwarf2out.c (gen_formal_parameter_die): Call
3750 equate_decl_number_to_die if node is different from origin.
3752 2009-06-30 Anthony Green <green@moxielogic.com>
3754 Clean up moxie port for --enable-build-with-cxx.
3755 * config/moxie/moxie.c (moxie_function_value): First two
3756 parameters are const_tree, not tree.
3757 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3758 (REG_CLASS_NAMES): Ditto.
3759 (REGNO_REG_CLASS): Ditto.
3760 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3761 (moxie_function_value): Fix constyness of arguments.
3763 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3765 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3766 finalize_size_functions before further processing.
3767 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3768 (variable_size): Call self_referential_size on size expressions
3769 that contain a PLACEHOLDER_EXPR.
3770 (size_functions): New static variable.
3771 (copy_self_referential_tree_r): New static function.
3772 (self_referential_size): Likewise.
3773 (finalize_size_functions): New global function.
3774 * tree.c: Include tree-inline.h.
3775 (push_without_duplicates): New static function.
3776 (find_placeholder_in_expr): New global function.
3777 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3779 <tcc_expression>: Likewise.
3780 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3781 the call in the expression.
3782 * tree.h (finalize_size_functions): Declare.
3783 (find_placeholder_in_expr): Likewise.
3784 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3785 (substitute_placeholder_in_expr): Update comment.
3786 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3788 (copy_tree_body_r): Likewise.
3789 (copy_tree_body): New static function.
3790 (maybe_inline_call_in_expr): New global function.
3791 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3792 (maybe_inline_call_in_expr): Declare.
3793 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3794 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3797 2009-06-30 Richard Guenther <rguenther@suse.de>
3799 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3801 (propagate_necessity): Do not mark reaching defs of stores
3804 2009-06-30 Jan Hubicka <jh@suse.cz>
3806 * cfgloopanal.c (check_irred): Move into ...
3807 (mark_irreducible_loops): ... here; return true if ireducible
3809 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3810 (analyze_function): Try to prove loop finiteness.
3811 * cfgloop.h (mark_irreducible_loops): Update prototype.
3812 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3814 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3816 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3818 2009-06-30 Ira Rosen <irar@il.ibm.com>
3820 PR tree-optimization/40542
3821 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3824 2009-06-30 Martin Jambor <mjambor@suse.cz>
3826 PR tree-optimization/40582
3827 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3828 than useless_type_conversion_p.
3829 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3832 2009-06-30 Martin Jambor <mjambor@suse.cz>
3835 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3837 2009-06-30 Richard Guenther <rguenther@suse.de>
3839 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3840 use ao_ref references.
3841 (walk_aliased_vdefs): Likewise.
3842 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3843 * tree-ssa-dce.c (struct ref_data): Remove.
3844 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3845 (mark_aliased_reaching_defs_necessary): Adjust.
3846 (mark_all_reaching_defs_necessary_1): Likewise.
3848 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3851 * expmed.c (emit_cstore): New name of emit_store_flag_1.
3852 (emit_store_flag_1): Extract from emit_store_flag, adjust
3853 calls to (what now is) emit_cstore.
3854 (emit_store_flag): Call emit_store_flag_1 and also use it
3855 for what used to be recursive calls.
3857 2009-06-30 Wei Guozhi <carrot@google.com>
3860 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
3861 if the target bb post dominates from bb.
3862 * config/i386/i386.c (memory_address_length): Check existence of base
3863 register before using it.
3865 2009-06-30 Nick Clifton <nickc@redhat.com>
3866 DJ Delorie <dj@redhat.com>
3868 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3869 __FMOVD_ENABLED__ is defined.
3871 (TARGET_FMOVD): Provide a default definition.
3872 (MASK_FMOVD): Likewise.
3873 (TARGET_CPU_CPP_BUILTINS): Define
3874 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3875 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3876 two fmov instructions depending upon whether TARGET_FMOVD is
3878 (split for DF load from memory into register): Also handle
3879 MEMs which consist of REG+DISP addressing.
3880 (split for DF store from register to memory): Likewise.
3881 * config/sh/sh.opt (mfmovd): Remove this switch.
3882 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3883 * config/sh/sh.c (sh_override_options): Do not automatically
3884 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3885 that to the -mfmovd command line switch.
3887 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
3889 (fldi_ok): Always allow.
3890 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
3892 2009-06-29 DJ Delorie <dj@redhat.com>
3894 * doc/install.texi (mep-x-elf): Correct chip's full name.
3896 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
3898 * doc/extend.texi: Fix typo.
3900 2009-06-29 Tom Tromey <tromey@redhat.com>
3903 * Makefile.in (DWARF2_H): New variable.
3905 (dwarf2out.o): Likewise.
3906 (dwarf2asm.o): Likewise.
3907 * config/i386/t-i386: Use DWARF2_H.
3908 * except.c: Include elf/dwarf2.h.
3909 * unwind-dw2.c: Include elf/dwarf2.h.
3910 * dwarf2out.c: Include elf/dwarf2.h.
3911 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
3912 <dtprel>: New field.
3913 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
3914 (size_of_loc_descr): Likewise.
3915 (output_loc_operands_raw): Likewise.
3916 (output_loc_operands): Handle new dtprel field.
3917 (loc_checksum): Update.
3918 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
3919 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
3920 * unwind-dw2-fde.c: Include elf/dwarf2.h.
3921 * dwarf2asm.c: Include elf/dwarf2.h.
3922 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
3923 * config/mmix/mmix.c: Include elf/dwarf2.h.
3924 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
3925 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
3926 * config/sh/sh.c: Include elf/dwarf2.h.
3927 * config/i386/i386.c: Include elf/dwarf2.h.
3929 2009-06-29 DJ Delorie <dj@redhat.com>
3931 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
3933 * doc/extend.texi: Add MeP attributes and pragmas.
3934 * doc/invoke.text: Add MeP Options.
3935 * doc/contrib.texi: Add MeP contribution.
3936 * doc/md.texi: Add MeP constraints.
3937 * doc/install.texi: Add MeP target.
3939 2009-06-30 Anatoly Sokolov <aesok@post.ru>
3941 * target.h (struct gcc_target): Add frame_pointer_required field.
3942 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
3943 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
3944 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
3946 * reload1.c (update_eliminables): (Ditto.).
3947 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
3948 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3949 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
3951 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
3953 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
3954 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3955 (arm_frame_pointer_required): New function.
3957 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
3958 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3959 (avr_frame_pointer_required_p): Declare as static.
3960 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
3962 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
3963 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3964 (bfin_frame_pointer_required): Make as static, change return type
3966 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
3968 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
3969 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3970 (cris_frame_pointer_required): New function.
3972 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
3974 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
3975 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3976 (fr30_frame_pointer_required): New function.
3978 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
3979 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3980 (frv_frame_pointer_required): Make as static, change return type
3982 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
3984 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
3985 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3986 (ix86_frame_pointer_required): Make as static, change return type to
3988 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
3990 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
3991 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3993 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
3995 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
3997 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
3999 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
4000 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4001 (mips_frame_pointer_required): Make as static.
4002 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
4004 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
4005 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4006 (mmix_frame_pointer_required): Mew function.
4008 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
4009 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4011 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
4013 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
4015 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
4017 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
4018 (CAN_ELIMINATE): Redefine.
4019 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
4020 (sparc_frame_pointer_required): New function.
4021 (sparc_can_eliminate): New function.
4022 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
4024 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
4025 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4027 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
4028 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4029 (xtensa_frame_pointer_required): Make as static, change return type
4031 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
4034 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
4036 * doc/plugins.texi: Document PLUGIN_START_UNIT.
4037 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
4038 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
4039 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
4040 (register_callback): Handle PLUGIN_START_UNIT.
4041 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
4043 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
4045 * tree.c (process_call_operands): Propagate TREE_READONLY from the
4047 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
4048 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
4050 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
4052 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
4055 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
4057 * doc/extend.texi (Additional Floating Types): __float128 is also
4058 supported on i386 targets.
4060 2009-06-29 Richard Guenther <rguenther@suse.de>
4063 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4065 (pt_solutions_same_restrict_base): Declare.
4066 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
4068 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
4069 (make_constraint_from, make_copy_constraint): Move earlier.
4070 (make_constraint_from_heapvar): New function.
4071 (make_constraint_from_restrict): Likewise.
4072 (handle_lhs_call): Use it.
4073 (find_func_aliases): Use it to track conversions to restrict
4075 (struct fieldoff): Add only_restrict_pointers flag.
4076 (push_fields_onto_fieldstack): Initialize it.
4077 (create_variable_info_for): Track global restrict qualified pointers.
4078 (intra_create_variable_infos): Use make_constraint_from_heapvar.
4079 Track restrict qualified pointer arguments.
4080 (set_uids_in_ptset): Use varinfo is_global_var flag.
4081 (find_what_var_points_to): Set the vars_contains_restrict flag.
4082 Always create the points-to solution for sets including restrict tags.
4083 (pt_solutions_same_restrict_base): New function.
4084 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
4085 qualified pointers use pt_solutions_same_restrict_base as
4086 additional source for disambiguation.
4088 2009-06-29 Richard Guenther <rguenther@suse.de>
4091 * alias.c (find_base_decl): Remove.
4092 (get_deref_alias_set_1): Remove restrict handling.
4093 * c-common.c (c_apply_type_quals_to_decl): Do not set
4094 DECL_POINTER_ALIAS_SET.
4095 * gimplify.c (find_single_pointer_decl_1): Remove.
4096 (find_single_pointer_decl): Likewise.
4097 (internal_get_tmp_var): Remove restrict handling.
4098 (gimple_regimplify_operands): Likewise.
4099 * omp-low.c (expand_omp_atomic_pipeline): Do not set
4100 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
4101 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
4102 * tree.c (restrict_base_for_decl): Remove.
4103 (init_ttree): Do not allocate it.
4104 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
4105 LABEL_DECL_UID for label decls.
4106 (copy_node_stat): Do not copy restrict information.
4107 (decl_restrict_base_lookup): Remove.
4108 (decl_restrict_base_insert): Likewise.
4109 (print_restrict_base_statistics): Likewise.
4110 (dump_tree_statistics): Do not call print_restrict_base_statistics.
4111 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
4112 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
4113 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
4114 (LABEL_DECL_UID): Adjust.
4115 (DECL_BASED_ON_RESTRICT_P): Remove.
4116 (DECL_GET_RESTRICT_BASE): Likewise.
4117 (SET_DECL_RESTRICT_BASE): Likewise.
4118 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
4120 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
4121 instead of DECL_POINTER_ALIAS_SET.
4122 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4123 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
4124 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
4126 2009-06-29 Richard Guenther <rguenther@suse.de>
4128 PR tree-optimization/40579
4129 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
4130 the IL to simplify has constants that overflowed.
4132 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
4134 PR tree-optimization/40550
4135 * tree-vect-generic.c (expand_vector_operations_1): Compute in
4136 vector_compute_type only when the size of vector_compute_type is
4137 less than the size of type.
4139 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
4141 * fold-const.c (contains_label_1): Fix comments.
4142 (contains_label_p): Do not walk trees multiple time.
4144 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4146 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
4147 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
4148 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
4149 ix86_fp_comparison_operator.
4150 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
4151 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
4152 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
4153 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
4154 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
4155 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
4156 (related splits): Change predicate to ix86_fp_comparison_operator.
4157 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
4158 instead of ix86_fp_comparison_codes.
4159 (ix86_trivial_fp_comparison_operator,
4160 ix86_fp_comparison_operator): New.
4161 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
4162 (ix86_expand_compare): Eliminate last two parameters.
4163 (ix86_fp_jump_nontrivial_p): Kill.
4164 * config/i386/i386.c (put_condition_code): Eliminate call to
4165 ix86_fp_comparison_codes and subsequent assertion.
4166 (ix86_fp_comparison_codes): Eliminate.
4167 (ix86_fp_swap_condition): New.
4168 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
4169 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
4170 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
4171 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
4172 and ix86_fp_swap_condition.
4173 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
4174 Use ix86_fp_comparison_strategy.
4175 (ix86_expand_compare): Likewise. Eliminate last two arguments.
4176 (ix86_fp_jump_nontrivial_p): Eliminate.
4177 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
4178 call to ix86_expand_compare.
4179 (ix86_split_fp_branch, ix86_expand_setcc,
4180 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
4181 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
4183 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4185 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
4186 related to jump_clobbers.
4187 * config/arm/arm.md (conds): Remove jump_clob case.
4188 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
4189 splits): Change comparison_operator to arm_comparison_operator.
4190 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
4193 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4195 * dojump.c (do_compare_rtx_and_jump): Try swapping the
4196 condition for floating point modes.
4197 * expmed.c (emit_store_flag_1): Move here a bigger part
4199 (emit_store_flag): Try swapping the condition for floating point
4201 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
4203 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4205 * expr.c (expand_expr_real_1): Just use do_store_flag.
4206 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
4207 emit_store_flag_force.
4208 * expmed.c (emit_store_flag_force): Copy here trick
4209 previously in expand_expr_real_1. Try reversing the comparison.
4210 (emit_store_flag_1): Work if target is NULL.
4211 (emit_store_flag): Work if target is NULL, using the result mode
4212 from the comparison. Use split_comparison, restructure final part
4213 to simplify conditionals.
4215 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4217 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
4218 * dojump.c (do_jump): Change handling of floating-point
4219 ops to use just do_compare_and_jump.
4220 (split_comparison): New.
4221 (do_compare_rtx_and_jump): Add here logic coming previously
4222 in do_jump, using split_comparison.
4224 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
4227 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
4229 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4231 * tree-ssa-alias.c: Fix unintentional commit.
4233 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4235 * passes.c (execute_one_pass): Fix unintentional commit.
4237 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4239 * df-problems.c (df_set_seen, df_unset_seen): Delete.
4240 (df_rd_local_compute, df_md_local_compute): Inline them.
4242 (df_md_scratch): New.
4243 (df_md_alloc, df_md_free): Allocate/free it.
4244 (df_md_local_compute): Only include live registers in init.
4245 (df_md_transfer_function): Prune the in-set computed by
4246 the confluence function, and the gen-set too.
4248 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4250 PR rtl-optimization/26854
4251 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
4252 * df-problems.c (df_rd_add_problem): Fix comment.
4253 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
4254 df_md_simulate_artificial_defs_at_top,
4255 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
4256 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
4257 df_md_transfer_function, df_md_init, df_md_confluence_0,
4258 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
4259 problem_MD, df_md_add_problem): New.
4260 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
4261 df_md_get_bb_info): New.
4262 (DF_LAST_PROBLEM_PLUS1): Adjust.
4264 * Makefile.in (fwprop.o): Include domwalk.h.
4265 * fwprop.c: Include domwalk.h.
4266 (reg_defs, reg_defs_stack): New.
4267 (bitmap_only_bit_between): Remove.
4268 (process_defs): New.
4269 (process_uses): Use reg_defs and local_md instead of
4270 bitmap_only_bit_between and local_rd.
4271 (single_def_use_enter_block): New, from build_single_def_use_links.
4272 (single_def_use_leave_block): New.
4273 (build_single_def_use_links): Remove code moved to
4274 single_def_use_enter_block, invoke domwalk.
4275 (use_killed_between): Adjust comment.
4277 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4279 * bitmap.h (bitmap_ior_and_into): New.
4280 * bitmap.c (bitmap_ior_and_into): New.
4282 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4284 * domwalk.h (struct dom_walk_data): Remove all callbacks except
4285 before_dom_children_before_stmts and after_dom_children_after_stmts.
4286 Rename the two remaining callbacks to just before_dom_children and
4287 after_dom_children. Remove other GIMPLE statement walking bits.
4288 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
4289 * graphite.c: Do not include domwalk.h.
4290 * tree-into-ssa.c (interesting_blocks): New global.
4291 (struct mark_def_sites_global_data): Remove it and names_to_rename.
4292 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
4293 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
4294 now that they're not domwalk callbacks.
4295 (rewrite_initialize_block): Rename to...
4296 (rewrite_enter_block): ... this, place after called functions. Test
4297 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
4298 (rewrite_finalize_block): Rename to...
4299 (rewrite_leave_block): ... this, place after called functions.
4300 (rewrite_update_init_block): Rename to...
4301 (rewrite_update_enter_block): ... this, place after called functions.
4302 Test interesting_blocks, call rewrite_update_stmt and
4303 rewrite_update_phi_arguments.
4304 (rewrite_update_fini_block): Rename to...
4305 (rewrite_leave_block): ... this, place after called functions.
4306 (rewrite_blocks): Remove last argument, simplify initialization of
4308 (mark_def_sites_initialize_block): Rename to...
4309 (mark_def_sites_block): ... this, call mark_def_sites.
4310 (mark_def_sites_blocks): Remove argument, simplify initialization of
4312 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
4313 (update_ssa): Likewise.
4314 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
4316 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
4317 (dom_opt_initialize_block): Rename to...
4318 (dom_opt_enter_block): ... this, place after called functions. Walk
4319 statements here, inline propagate_to_outgoing_edges.
4320 (dom_opt_finalize_block): Rename to...
4321 (dom_opt_leave_block): ... this, place after called functions.
4322 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
4324 (dse_enter_block, dse_record_phi): New.
4325 (dse_record_phis): Delete.
4326 (dse_finalize_block): Rename to...
4327 (dse_leave_block): ... this.
4328 (tree_ssa_dse): Simplify initialization of walk_data.
4329 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
4330 Adjust initialization of walk_data.
4331 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
4332 * tree-ssa-loop-phiopt.c (get_non_trapping):
4333 Adjust initialization of walk_data.
4334 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
4335 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
4336 it's not a domwalk callback.
4337 (uncprop_initialize_block): Rename to...
4338 (dse_enter_block): ... this, call uncprop_into_successor_phis.
4339 (dse_finalize_block): Rename to...
4340 (dse_leave_block): ... this.
4341 (tree_ssa_uncprop): Simplify initialization of walk_data.
4342 * Makefile.in: Adjust dependencies.
4344 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
4346 * arm.md (casesi): Fix test for Thumb1.
4347 (thumb1_casesi_internal_pic): Likewise.
4348 (thumb1_casesi_dispatch): Likewise.
4350 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
4352 * config/arm/arm-cores.def: Added core cortex-m0.
4353 * config/arm/arm-tune.md: Regenerated.
4354 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
4356 2009-06-26 DJ Delorie <dj@redhat.com>
4358 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
4360 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
4361 the scheduler doesn't tag jump insns.
4363 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
4365 * c-decl.c (merge_decls): Re-indent.
4367 2009-06-26 Janis Johnson <janis187@us.ibm.com>
4370 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
4371 Special-case decimal float constants.
4373 2009-06-26 Richard Henderson <rth@redhat.com>
4375 * function.h (struct function): Add cannot_be_copied_reason,
4376 and cannot_be_copied_set.
4377 * tree-inline.c (has_label_address_in_static_1): Rename from
4378 inline_forbidden_p_2; don't set inline_forbidden_reason here.
4379 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
4380 don't set inline_forbidden_reason.
4381 (copy_forbidden): New function, split out of inline_forbidden_p.
4382 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
4383 (inline_forbidden_p): Use copy_forbidden.
4384 (tree_versionable_function_p): Likewise.
4385 (inlinable_function_p): Merge into tree_inlinable_function_p.
4386 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
4387 * ipa-cp.c (ipcp_versionable_function_p): New function.
4388 (ipcp_cloning_candidate_p): Use it.
4389 (ipcp_node_modifiable_p): Likewise.
4391 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
4393 * builtins.c (expand_builtin_alloca): Handle builtin alloca
4394 that is marked not to be inlined. Remove flag_mudflap use.
4395 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
4396 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
4398 2009-06-26 Steve Ellcey <sje@cup.hp.com>
4401 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
4402 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
4404 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
4406 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
4408 (__mingwthr_remove_key_dtor): Likewise.
4410 2009-06-26 Richard Guenther <rguenther@suse.de>
4412 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
4414 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
4417 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
4418 try the non-cond_exec path also.
4420 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4423 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
4424 (output_cbranch): Use new functions.
4425 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
4428 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4429 Pat Haugen <pthaugen@us.ibm.com>
4430 Revital Eres <ERES@il.ibm.com>
4432 * config/rs6000/rs6000.c (print_operand): Correct lossage message
4433 for %c error. Add %x support to print VSX registers as a unified
4434 register set, instead of separate float and altivec registers.
4435 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
4436 %y case, and add support for VSX pre-modify addresses.
4437 (output_toc): Add assert for CONST containing an integer constant
4439 (rs6000_adjust_cost): Add POWER7 support.
4440 (insn_must_be_first_in_group): Ditto.
4441 (insn_must_be_last_in_group): Ditto.
4442 (rs6000_emit_popcount): Ditto.
4443 (rs6000_vector_mode_supported_p): Ditto.
4445 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
4446 Change some of the functions called by macros to being called
4447 through a pointer, so debug functions can be inserted if
4448 -mdebug=addr or -mdebug=cost.
4449 (rs6000_preferred_reload_class_ptr): Ditto.
4450 (rs6000_secondary_reload_class_ptr): Ditto.
4451 (rs6000_secondary_memory_needed_ptr): Ditto.
4452 (rs6000_cannot_change_mode_class_ptr): Ditto.
4453 (rs6000_secondary_reload_inner): Ditto.
4454 (rs6000_legitimize_reload_address): Ditto.
4455 (rs6000_legitimize_reload_address_ptr): Ditto.
4456 (rs6000_mode_dependent_address): Ditto.
4457 (rs6000_mode_dependent_address_ptr): Ditto.
4459 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
4460 function to return true if the mode allows reg + integer
4462 (virtual_stack_registers_memory_p): New function to return true if
4463 the address refers to a virtual stack register.
4464 (rs6000_legitimate_offset_address_p): Move code to say whether a
4465 mode supports reg+int addressing to reg_offset_addressing_ok_p and
4467 (rs6000_legitimate_address_p): Add checks for modes that only can
4468 do reg+reg addressing. Start adding VSX support.
4469 (rs6000_legitimize_reload_address): Ditto.
4470 (rs6000_legitimize_address): Ditto.
4471 (rs6000_debug_legitimate_address_p): New debug functions for
4472 -mdebug=addr and -mdebug=cost.
4473 (rs6000_debug_rtx_costs): Ditto.
4474 (rs6000_debug_address_costs): Ditto.
4475 (rs6000_debug_adjust_cost): Ditto.
4476 (rs6000_debug_legitimize_address): Ditto.
4477 (rs6000_legitimize_reload_address_ptr): Point to call normal
4478 function or debug function. Make functions called via pointer
4480 (rs6000_mode_dependent_address_ptr): Ditto.
4481 (rs6000_secondary_reload_class_ptr): Ditto.
4482 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
4483 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
4484 into a friendlier error.
4485 (rs6000_init_builtins): Add initial VSX support.
4486 (rs6000_adjust_cost): Fix some spacing issues.
4488 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
4489 (REG_CLASS_NAMES): Ditto.
4490 (REG_CLASS_CONTENTS): Ditto.
4491 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
4492 pointer, to add -mdebug=addr support.
4493 (CANNOT_CHANGE_MODE_CLASS): Ditto.
4494 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
4495 -mdebug=addr support.
4496 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
4497 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
4498 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
4500 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
4502 (bswapsi*): Set attribute types for load/store. Add combiner
4503 patterns to eliminate zero extend on 64-bit.
4504 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
4505 stdbrx if the hardware supports those instructions.
4507 2009-06-25 Ian Lance Taylor <iant@google.com>
4509 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4510 (Link Options): Document -static-libstdc++.
4512 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4515 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4516 DATA_ALIGNMENT instead.
4518 2009-06-25 Richard Guenther <rguenther@suse.de>
4520 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
4521 indirect references against the callused/escaped solutions.
4522 (call_may_clobber_ref_p_1): Likewise.
4524 2009-06-25 Martin Jambor <mjambor@suse.cz>
4526 PR tree-optimization/40493
4527 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
4528 (enum unscalarized_data_handling): New type.
4529 (handle_unscalarized_data_in_subtree): Return what has been done.
4530 (load_assign_lhs_subreplacements): Handle left flushes differently.
4531 (sra_modify_assign): Use unscalarized_data_handling, simplified
4532 condition determining whether to remove the statement.
4534 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4536 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4537 excerpt - @ should be doubled for texinfo.
4539 2009-06-24 Ian Lance Taylor <iant@google.com>
4541 * config/arc/arc.c: Include "df.h".
4542 (arc_attribute_table): Make static. Move higher in file.
4543 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
4544 (output_shift): Initialize n later to avoid warning.
4545 * config/arm/arm.c (arm_attribute_table): Make static. Move
4547 * config/avr/avr.c (avr_attribute_table): Make static. Move
4549 (reg_class_tab): Change array type from int to enum reg_class.
4550 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
4552 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
4553 (lshrhi3_out): Likewise.
4554 (class_likely_spilled_p): Change return type to bool.
4555 (avr_rtx_costs): Use local code variable with enum type.
4556 * config/avr/avr.md (movmemhi): Use add_reg_note.
4557 (andhi3, andsi3): Don't use AS2 with "and".
4558 (iorhi3, iorsi3): Don't use AS2 with "or".
4559 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
4560 * config/crx/crx.c: Include "df.h".
4561 (crx_attribute_table): Make static.
4562 * config/m32r/m32r.c: Include "df.h".
4563 (m32r_attribute_table): Make static. Move higher in file.
4564 (pop): Use add_reg_note.
4565 (block_move_call): Change 0 to LCT_NORMAL in function call.
4566 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
4567 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
4568 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
4569 declare, not just when TREE_CODE is defined.
4570 * config/m68hc11/m68hc11.c: Include "expr.h".
4571 (m68hc11_attribute_table): Make static. Move higher in file.
4572 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
4574 (m68hc11_register_indirect_p): Likewise.
4575 (m68hc11_function_arg_padding): Change return type to enum
4577 (emit_move_after_reload): Use add_reg_note.
4578 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
4579 (m68hc11_split_logical): Likewise.
4580 (m68hc11_rtx_costs): Add local code_and outer_code variables with
4582 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
4583 to VOIDmode in function call.
4584 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
4586 (m68hc11_split_logical): Update declaration.
4587 (m68hc11_function_arg_padding): Update declaration.
4588 * config/mcore/mcore.c (regno_reg_class): Change form array of int
4589 to array of enum reg_class.
4590 (mcore_attribute_table): Make static. Move higher in file.
4591 (mcore_rtx_costs): Add cast to enum type.
4592 * config/mcore/mcore.h (regno_reg_class): Update declaration.
4593 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
4594 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
4596 * config/sh/predicates.md (trapping_target_operand): Rename and to
4598 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4600 * config/spu/spu.c (spu_attribute_table): Make static. Move
4602 * config/v850/v850.c (v850_attribute_table): Make static. Move
4604 (v850_rtx_costs): Use local code with enum type.
4605 (expand_epilogue): Add cast.
4606 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
4608 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
4611 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
4612 -m2a-single-only and -m2a-nofpu.
4613 * config/sh/sh.opt: Document m2a generates FPU code.
4615 2009-06-24 Anatoly Sokolov <aesok@post.ru>
4617 * defaults.h (CAN_ELIMINATE): Provide default.
4618 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4619 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4620 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4621 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4622 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4623 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4624 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4625 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4626 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4627 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4629 2009-06-24 DJ Delorie <dj@redhat.com>
4631 * mep-ext-cop.cpu: Fix copyright notice.
4632 * mep-default: Fix copyright notice.
4633 * mep-core: Fix copyright notice.
4634 * mep: Fix copyright notice.
4635 * mep-ivc2: Fix copyright notice.
4636 * mep-c5: Fix copyright notice.
4638 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4640 * doc/contrib.texi (Contributors):
4642 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4645 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4646 src and dst operands if necessary.
4648 2009-06-23 DJ Delorie <dj@redhat.com>
4651 * config.gcc: Add mep support.
4652 * recog.c: Resurrect validate_replace_rtx_subexp().
4653 * recog.h: Likewise.
4654 * config/mep/: Add new port:
4655 * config/mep/constraints.md: New file.
4656 * config/mep/default.h: New file.
4657 * config/mep/intrinsics.h: New file.
4658 * config/mep/intrinsics.md: New file.
4659 * config/mep/ivc2-template.h: New file.
4660 * config/mep/mep-c5.cpu: New file.
4661 * config/mep/mep-core.cpu: New file.
4662 * config/mep/mep-default.cpu: New file.
4663 * config/mep/mep-ext-cop.cpu: New file.
4664 * config/mep/mep-intrin.h: New file.
4665 * config/mep/mep-ivc2.cpu: New file.
4666 * config/mep/mep-lib1.asm: New file.
4667 * config/mep/mep-lib2.c: New file.
4668 * config/mep/mep-pragma.c: New file.
4669 * config/mep/mep-protos.h: New file.
4670 * config/mep/mep-tramp.c: New file.
4671 * config/mep/mep.c: New file.
4672 * config/mep/mep.cpu: New file.
4673 * config/mep/mep.h: New file.
4674 * config/mep/mep.md: New file.
4675 * config/mep/mep.opt: New file.
4676 * config/mep/predicates.md: New file.
4677 * config/mep/t-mep: New file.
4679 2009-06-23 Ian Lance Taylor <iant@google.com>
4681 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4682 from loose_warn into c_loose_warn and from strict_warn into
4683 c_strict_warn. Set and substitute warn_cxxflags. Check for
4684 --enable-build-with-cxx. Set and substitute
4685 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4686 * Makefile.in (CXXFLAGS): New variable.
4687 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4688 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4689 the default is the same as $(STRICT_WARN).
4690 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4691 (CXX): New variable.
4692 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4693 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4694 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4695 (HOST_LIBS): New variable.
4696 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4697 (ALL_CXXFLAGS): New variable.
4698 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4699 * doc/install.texi (Configuration): Document
4700 --enable-build-with-cxx, --with-stage1-ldflags,
4701 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4702 * configure: Rebuild.
4704 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4706 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4707 from previous commit.
4709 2009-06-23 Ian Lance Taylor <iant@google.com>
4711 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4713 2009-06-23 Ian Lance Taylor <iant@google.com>
4715 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4716 with ATTRIBUTE_UNUSED.
4718 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4719 Pat Haugen <pthaugen@us.ibm.com>
4720 Revital Eres <eres@il.ibm.com>
4722 * config.in (HAVE_AS_POPCNTD): Add default definition.
4723 (HAVE_AS_LWSYNC): Ditto.
4725 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4727 (gcc_cv_as_powerpc_cmpb): Ditto.
4728 (gcc_cv_as_powerpc_dfp): Ditto.
4729 (gcc_cv_as_powerpc_vsx): Ditto.
4730 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4731 supporting the popcntd/lwsync instructions.
4732 (gcc_cv_as_powerpc_lwsync): Ditto.
4733 * configure: Regenerate.
4735 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4736 -mcpu=native and -mcpu=power7.
4737 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4739 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4740 a variable instead of a mask to reduce the number of mask bits.
4741 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4742 (-mbit-word): Ditto.
4743 (-mregnames): Ditto.
4744 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4745 (-mfused-madd): Ditto.
4747 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4749 (-mvsx): New switch for VSX instructions.
4750 (-misel): Move from a variable to a mask to allow it to be set by
4753 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4754 function declaration to an array declaration.
4755 (rs6000_hard_regno_nregs): New external array declaration.
4757 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4758 files included by rs6000.md.
4760 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4761 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4763 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4765 (rs6000_debug_reg): New -mdebug= variables.
4766 (rs6000_debug_addr): Ditto.
4767 (rs6000_debug_cost): Ditto.
4768 (rs6000_pmode): New variable to hold Pmode.
4769 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4770 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4771 calculated at compiler start.
4772 (rs6000_hard_regno_nregs): Change function to an array which holds
4773 HARD_REGNO_NREGS calculated at compiler start.
4774 (rs6000_explicit_options): Delete isel field.
4775 (rs6000_vector_unit): New array to hold which vector unit
4776 supports arithmetic options for a given type.
4777 (rs6000_vector_mem): New array to hold which vector unit supports
4778 memory reference operations for a given type.
4779 (rs6000_vector_align): New array to given the alignment of each
4781 (power7_cost): New basic costs for power7.
4782 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4783 (rs6000_hard_regno_nregs_internal): New function, moved from
4784 HARD_REGNO_NREGS, to calculate the number of registers each hard
4785 register takes for each type.
4786 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4787 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4788 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4789 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4790 unit information here so it is calculated once at compiler startup
4792 (rs6000_override_options): Make -misel a target mask. Add more
4793 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4794 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4796 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4797 (rs6000_handle_option): Move -misel from variable to target mask.
4798 (rs6000_builtin_mask_for_load): Add VSX support.
4799 (rs6000_conditional_register_usage): Ditto.
4800 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4801 (function_arg_boundary): Ditto.
4802 (rs6000_expand_builtin): Ditto.
4803 (def_builtin): Make abort message a little friendlier.
4804 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4806 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4807 assembler support the popcntd instruction instead of a vsx
4808 instruction to enable power7 support.
4809 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4810 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4811 option to the assembler if -mcpu=native.
4812 (ASM_CPU_NATIVE_SPEC): Ditto.
4813 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4815 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4816 the lwsync instruction.
4817 (enum processor_type): Add PROCESSOR_POWER7.
4818 (rs6000_debug_reg): New -mdebug= options.
4819 (rs6000_debug_addr): Ditto.
4820 (rs6000_debug_cost): Ditto.
4821 (rs6000_isel): Delete.
4822 (enum rs6000_vector): New enum to say what vector unit we have.
4823 (VECTOR_UNIT_*): New macros to say which vector unit has
4824 arithmetic operations for a given type.
4825 (VECTOR_MEM_*): New macros to say which vector unit has memory
4826 operations for a given type.
4827 (TARGET_LDBRX): Whether the machine supports the ldbrx
4829 (TARGET_ISEL): Delete, -misel moved to be a mask.
4830 (TARGET_ISEL64): New macro for 64-bit isel support.
4831 (UNITS_PER_VSX_WORD): New macro.
4832 (POINTER_SIZE): Move to be an external variable, rather than
4833 calculating whether we are generating 32 ot 64-bit code.
4835 (STACK_BOUNDARY): Add VSX support.
4836 (LOCAL_ALIGNMENT): Ditto.
4837 (SLOW_UNALIGNED_ACCESS): Ditto.
4838 (VSX_REGNO_P): New macro for VSX support.
4839 (VFLOAT_REGNO_P): Ditto.
4840 (VINT_REGNO_P): Ditto.
4841 (VLOGICAL_REGNO_P): Ditto.
4842 (VSX_VECTOR_MODE): Ditto.
4843 (VSX_SCALAR_MODE): Ditto.
4845 (VSX_MOVE_MODE): Ditto.
4846 (VSX_REG_CLASS_P): Ditto.
4847 (HARD_REGNO_NREGS): Instead of calling a function, use an array
4849 (UNITS_PER_SIMD_WORD): Add VSX support.
4850 (MODES_TIEABLE_P): Ditto.
4851 (STARTING_FRAME_OFFSET): Ditto.
4852 (STACK_DYNAMIC_OFFSET): Ditto.
4853 (EPILOGUE_USES): Ditto.
4854 (REGNO_REG_CLASS): Move to array lookup.
4855 (CLASS_MAX_NREGS): Ditto.
4856 (rs6000_vector_reg_class): Add declaration.
4857 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
4858 overlap with the floating point and Altivec registers.
4860 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
4862 * config/rs6000/driver-rs6000.c (asm_names): New static array to
4863 give the appropriate asm switches if -mcpu=native.
4864 (host_detect_local_cpu): Add support for "asm".
4865 (host_detect_local_cpu): Follow GNU code guidelines for name.
4867 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
4868 -mbit-word to a variable instead of being a target mask.
4870 * config/rs6000/sync.md (lwsync): If the assembler supports it,
4871 emit the lwsync instruction instead of emitting the instruction as
4872 an integer constant.
4874 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
4875 fixuns_trundfsi2, move expander into rs6000.md.
4877 * config/rs6000/rs6000.md (cpu): Add power7.
4878 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
4879 (logical predicate patterns): Change the single instruction
4880 primitives that set CR0 to be fast_compare instead of compare.
4882 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
4883 (popcntddi2): Ditto.
4884 (popcount<mode>): Ditto.
4885 (floating multiply/add insns): Name the floating point
4887 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
4888 (isel_unsigned_<mode>): Ditto.
4889 (fixuns_trundfsi2): Move expander here from spe.md.
4890 (smindi3): Define if we have -misel on 64-bit systems.
4895 2009-06-23 Anatoly Sokolov <aesok@post.ru>
4897 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
4899 * config/avr/avr.c (avr_current_device): New variable.
4900 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
4901 (avr_arch, mcu_type_s): Move to avr.h.
4902 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
4903 default_data_section_start fields.
4904 (avr_arch): Moved from avr.c.
4905 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
4906 library_name fields.
4907 (avr_current_device, avr_mcu_types, avr_arch_types,
4908 avr_device_to_arch, avr_device_to_data_start,
4909 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
4910 (EXTRA_SPEC_FUNCTIONS): Define.
4911 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
4912 options mapping. Use device_to_arch and device_to_data_start insted.
4913 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
4914 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
4915 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
4916 * config/avr/driver-avr.c: New file.
4917 * config/avr/avr-devices.c: New file.
4919 2009-06-23 Jakub Jelinek <jakub@redhat.com>
4921 * var-tracking.c (unshare_variable): Force initialized to
4922 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
4923 (set_variable_part): Likewise.
4924 (struct variable_union_info): Remove pos_src field.
4925 (vui_vec, vui_allocated): New variables.
4926 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
4927 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
4928 == 1 use a simpler sorting algorithm. Compute pos field right
4929 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
4930 Avoid quadratic comparison if !flag_var_tracking_uninit.
4931 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
4932 unshare_variable unconditionally.
4933 (dataflow_set_different_2): Removed.
4934 (dataflow_set_different): Don't traverse second hash table.
4935 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
4936 unconditionally to var_reg_set or var_mem_set.
4937 (emit_notes_in_bb): Likewise.
4938 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
4940 (emit_note_insn_var_location): Don't set initialized to
4941 VAR_INIT_STATUS_INITIALIZED early.
4942 (vt_finalize): Free vui_vec if needed, clear vui_vec and
4944 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
4946 * tree-object-size.c (addr_object_size): Instead of checking
4947 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
4948 are no FIELD_DECLs following it.
4950 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
4952 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
4953 order to match bswaps with signed source operands.
4955 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4957 * sdbout.c (sdbout_one_type): Fix braces in switch.
4959 2009-06-23 Richard Guenther <rguenther@suse.de>
4961 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
4963 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
4964 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
4965 var_callused, callused_tree, var_storedanything, storedanything_tree,
4966 var_integer, integer_tree): Remove global variables.
4967 (new_var_info): Do not pass new id, append the new var to the
4968 global variable vector.
4969 (do_ds_constraint): Use is_global_var member of the variable-info.
4970 (new_scalar_tmp_constraint_exp): Adjust.
4971 (create_function_info_for): Likewise.
4972 (create_variable_info_for): Likewise.
4973 (find_what_var_points_to): Remove dead code.
4974 (init_base_vars): Simplify.
4975 (compute_points_to_sets): Adjust.
4977 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4979 * combine.c (try_combine): Dump information about the insns we're
4982 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4984 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
4985 check when calling force_to_mode on TRUNCATE's operand.
4987 2009-06-22 Ian Lance Taylor <iant@google.com>
4989 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
4991 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4993 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
4995 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4997 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
4998 override library linkage flags such as -static-libgcc or
5001 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5003 * config/m68k/m68k-devices.def: Add line for MCF5221x.
5005 2009-06-22 Ian Lance Taylor <iant@google.com>
5007 * config/linux.opt: Put mglibc ahead of muclibc.
5009 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
5010 for duplicate decls.
5012 2009-06-22 Matthias Klose <doko@ubuntu.com>
5014 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
5016 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
5019 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
5020 instead of NULL if a parser error occurs.
5022 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5024 * dwarf2out.c (dwarf2_debug_hooks): Initialize
5025 non-DWARF2_DEBUGGING_INFO version.
5027 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
5029 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
5030 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
5032 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
5033 (LIBGCC2_TF_CEXT): Define.
5036 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5039 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
5041 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5043 * config/arm/arm.c (arm_override_options): Disable
5044 -mcaller-super-interworking and -mcallee-super-interworking.
5045 * doc/invoke.texi (ARM Options): Document this.
5047 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
5049 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
5050 * config/arm/constraints.md (j): New constraint for movw operands.
5051 (N): Remove thumb2 meaning.
5052 * config/arm/arm.md (*arm_movw): Delete.
5053 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
5054 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
5055 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
5057 2009-06-22 Martin Jambor <mjambor@suse.cz>
5059 PR tree-optimization/40492
5060 * tree-sra.c (sra_modify_assign): Pass zero offsets to
5061 build_ref_for_offset.
5063 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
5065 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
5066 JUMP_TABLE_DATA_P predicates where applicable.
5067 * auto-inc-dec.c: Ditto.
5068 * builtins.c: Ditto.
5069 * caller-save.c: Ditto.
5071 * cfgcleanup.c: Ditto.
5072 * cfglayout.c: Ditto.
5075 * combine-stack-adj.c: Ditto.
5081 * dwarf2asm.c: Ditto.
5082 * dwarf2out.c: Ditto.
5083 * emit-rtl.c: Ditto.
5089 * function.c: Ditto.
5092 * genpreds.c: Ditto.
5093 * genrecog.c: Ditto.
5095 * ira-costs.c: Ditto.
5096 * ira-lives.c: Ditto.
5099 * lower-subreg.c: Ditto.
5100 * modulo-sched.c: Ditto.
5102 * postreload.c: Ditto.
5103 * print-rtl.c: Ditto.
5112 * sched-vis.c: Ditto.
5114 * sel-sched-ir.c: Ditto.
5115 * simplify-rtx.c: Ditto.
5116 * targhooks.c: Ditto.
5117 * var-tracking.c: Ditto.
5118 * vmsdbgout.c: Ditto.
5120 2009-06-22 Matthias Klose <doko@ubuntu.com>
5122 * Makefile.in (install-plugin): Always use DESTDIR.
5124 2009-06-22 Olivier Hainque <hainque@adacore.com>
5126 * config/pa/pa.c (output_call): Don't optimize post call jumps
5127 into return address adjustments if the call may throw.
5129 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
5131 * arm.c (thumb1_output_casesi): New function.
5132 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
5133 optimizing for size or PIC.
5134 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
5135 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
5136 (casesi): Handle Thumb-1 when optimizing for size or PIC.
5137 (thumb1_casesi_internal_pic): New expand rule.
5138 (thumb1_casesi_dispatch): New pattern.
5139 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
5141 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
5142 in the text seciton when PIC or optimizing for size.
5143 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
5144 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
5145 preservation properties of code.
5146 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
5147 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
5148 (__gnu_thumb1_case_si): New function.
5149 * t-arm (LIB1ASMSRC): Define here.
5150 (LIB1ASMFUNCS): Add some common functions.
5151 * t-arm-elf (LIB1ASMSRC): Delete.
5152 (LIB1ASMFUNCS): Append to existing set.
5153 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5154 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5155 * t-symbian (LIB1ASMFUNCS): Likewise.
5156 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5157 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5159 2009-06-21 Richard Guenther <rguenther@suse.de>
5161 PR tree-optimization/38729
5162 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
5163 to loops with a single exit if -fno-expensive-optimizations.
5165 2009-06-21 Jakub Jelinek <jakub@redhat.com>
5167 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
5168 (dataflow_set): Change vars type from htab_t to shared_hash.
5169 (shared_hash_pool, empty_shared_hash): New variables.
5170 (vars_clear): Removed.
5171 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
5172 shared_hash_find_slot_unshare, shared_hash_find_slot,
5173 shared_hash_find_slot_noinsert, shared_hash_find): New
5175 (shared_hash_unshare, shared_hash_destroy): New functions.
5176 (unshare_variable): Unshare set->vars if shared, use
5178 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
5179 (get_init_value, find_src_set_src, dump_dataflow_set,
5180 clobber_variable_part, emit_notes_for_differences): Use
5182 (dataflow_set_init): Remove second argument, set vars to
5183 empty_shared_hash instead of creating a new htab.
5184 (dataflow_set_clear): Call shared_hash_destroy and set vars
5185 to empty_shared_hash instead of calling vars_clear.
5186 (dataflow_set_copy): Don't call vars_copy, instead just share
5187 the src htab with dst.
5188 (variable_union): Use shared_hash_*, use initially NO_INSERT
5189 lookup if set->vars is shared. Don't keep slot cleared before
5190 calling unshare_variable. Unshare set->vars if needed.
5191 Even ->refcount == 1 vars must be unshared if set->vars is shared
5192 and var needs to be modified.
5193 (variable_canonicalize): New function.
5194 (dataflow_set_union): If dst->vars is empty, just share src->vars
5195 with dst->vars and traverse with variable_canonicalize to canonicalize
5196 and unshare what is needed.
5197 (dataflow_set_different): If old_set and new_set use the same shared
5198 htab, they aren't different. If number of htab elements is different,
5199 htabs are different. Use shared_hash_*.
5200 (dataflow_set_destroy): Call shared_hash_destroy instead of
5202 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
5203 second argument to dataflow_set_init.
5204 (vt_initialize): Likewise. Initialize shared_hash_pool and
5205 empty_shared_hash, move bb in/out initialization afterwards.
5206 Use variable_htab_free instead of NULL as changed_variables del hook.
5207 (variable_was_changed): Change type of second argument to pointer to
5208 dataflow_set. When inserting var into changed_variables, bump
5209 refcount. Unshare set->vars if set is shared htab and slot needs to
5211 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
5212 lookup if set->vars is shared. Unshare set->vars if needed.
5213 Even ->refcount == 1 vars must be unshared if set->vars is shared
5214 and var needs to be modified. Adjust variable_was_changed caller.
5215 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
5216 vars must be unshared if set->vars is shared and var needs to be
5217 modified. Adjust variable_was_changed caller.
5218 (emit_note_insn_var_location): Don't pool_free var.
5219 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
5221 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
5222 free_alloc_pool on shared_hash_pool.
5224 2009-06-20 Anthony Green <green@moxielogic.com>
5226 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
5227 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
5229 2009-06-20 Richard Guenther <rguenther@suse.de>
5231 * tree-ssa-structalias.c (find_func_aliases): For memset use
5232 a constraint from NULL if we memset to zero.
5233 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
5234 we explicitly handle that do not read from memory.
5235 (call_may_clobber_ref_p_1): Properly handle builtins that may
5238 2009-06-20 Richard Guenther <rguenther@suse.de>
5240 PR tree-optimization/40495
5241 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
5242 (new_scalar_tmp_constraint_exp): New function.
5243 (process_constraint): Do not create temporary decls.
5244 (process_all_all_constraints): Likewise.
5245 (handle_const_call): Likewise.
5246 (create_function_info_for): Do not set decl.
5248 2009-06-19 Ian Lance Taylor <iant@google.com>
5250 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
5251 (rs6000_attribute_table): Make static; move before use.
5253 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
5255 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
5256 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
5257 Propagate the TREE_READONLY flag without overwriting it.
5258 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
5259 Propagate the TREE_READONLY flag onto the result.
5260 (process_call_operands): Move around. Use correct constant value.
5262 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5265 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
5266 * config/arm/arm.md: Likewise.
5268 2009-06-19 Ian Lance Taylor <iant@google.com>
5270 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
5271 to GIMPLE_ERROR_MARK.
5273 * c-typeck.c (build_conditional_expr): Add op1_original_type and
5274 op2_original_type parameters. Warn about using different enum types.
5275 * c-parser.c (c_parser_conditional_expression): Pass original
5276 types to build_conditional_expr.
5277 * c-tree.h (build_conditional_expr): Update declaration.
5279 2009-06-19 Ian Lance Taylor <iant@google.com>
5281 * config/i386/i386.c (ix86_function_specific_save): Test that
5282 fields match values, rather than testing the values are in a
5285 2009-06-19 Richard Guenther <rguenther@suse.de>
5287 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
5289 (ptr_derefs_may_alias_p): Likewise.
5290 (ptr_deref_may_alias_ref_p_1): New function.
5291 (ptr_deref_may_alias_ref_p): Likewise.
5292 (ref_maybe_used_by_call_p_1): Handle builtins that are not
5293 covered by looking at the ESCAPED solution.
5294 (call_may_clobber_ref_p_1): Likewise.
5295 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
5296 Handle NULL_TREE offset. Do not produce redundant constraints.
5297 (process_all_all_constraints): New helper function.
5298 (do_structure_copy): Use it.
5299 (handle_lhs_call): Likewise.
5300 (find_func_aliases): Handle some builtins with pointer arguments
5301 and/or return values explicitly.
5303 2009-06-19 Ian Lance Taylor <iant@google.com>
5305 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
5307 2009-06-19 Ian Lance Taylor <iant@google.com>
5309 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
5311 2009-06-19 Ian Lance Taylor <iant@google.com>
5313 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
5314 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
5317 * c-decl.c (finish_decl): If -Wc++-compat, warn about
5318 uninitialized const.
5320 2009-06-19 Ian Lance Taylor <iant@google.com>
5322 * dse.c (struct store_info): Rename bitmap field to bmap. Change
5325 * c-decl.c (in_struct, struct_types): Remove.
5326 (struct c_binding): Add in_struct field.
5327 (c_binding_ptr): Define type, along with VEC.
5328 (struct c_struct_parse_info): Define.
5329 (struct_parse_info): New static variable.
5330 (bind): Initialize in_struct field.
5331 (start_struct): Remove enclosing_in_struct and
5332 enclosing_struct_types parameters. Add
5333 enclosing_struct_parse_info parameter. Change all callers. Set
5334 struct_parse_info rather than in_struct and struct_types.
5335 (grokfield): If -Wc++-compat and there is a symbol binding for the
5336 field name, set the in_struct flag and push it on the
5337 struct_parse_info->fields vector.
5338 (warn_cxx_compat_finish_struct): New static function.
5339 (finish_struct): Remove enclosing_in_struct and
5340 enclosing_struct_types parameters. Add
5341 enclosing_struct_parse_info parameter. Change all callers. Don't
5342 set C_TYPE_DEFINED_IN_STRUCT here. Call
5343 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
5344 parameter. Only push on struct_types if warn_cxx_compat.
5345 (finish_enum): Only push on struct_types if warn_cxx_compat.
5346 (declspecs_add_type): Add loc parameter. Change all callers.
5347 Change all error calls to error_at. Pass loc, not input_location,
5348 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
5349 defined in a struct. If -Wc++-compat and parsing a struct, record
5350 that a typedef name was used.
5351 * c-parser.c (c_parser_declspecs): Get location to pass to
5353 (c_parser_struct_or_union_specifier): Update calls to start_struct
5355 * c-tree.h (struct c_struct_parse_info): Declare.
5356 (finish_struct, start_struct): Update declarations.
5357 (declspecs_add_type): Update declaration.
5359 2009-06-19 Ian Lance Taylor <iant@google.com>
5361 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
5362 variable with an anonymous type.
5364 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5366 * see.c: Remove for real.
5368 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5370 * optabs.h (enum optab_index): Add new OTI_significand.
5371 (significand_optab): Define corresponding macro.
5372 * optabs.c (init_optabs): Initialize significand_optab.
5373 * genopinit.c (optabs): Implement significand_optab using
5374 significand?f2 patterns.
5375 * builtins.c (expand_builtin_mathfn): Handle
5376 BUILT_IN_SIGNIFICAND{,F,L}.
5377 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
5378 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
5380 * config/i386/i386.md (significandxf2, significand<mode>2): New
5381 expanders to implement significandf, significand and significandl
5382 built-ins as inline x87 intrinsics.
5384 2009-06-18 Anatoly Sokolov <aesok@post.ru>
5386 * config/avr/avr.c (avr_override_options): Remove setting value of
5387 PARAM_INLINE_CALL_COST.
5389 2009-06-18 Richard Henderson <rth@redhat.com>
5392 * tree-pass.h (TDF_ASMNAME): New.
5393 * tree-dump.c (dump_options): Add asmname.
5394 * doc/invoke.texi: Document it.
5396 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
5397 (dump_decl_name): ...here.
5398 (dump_function_name): New flags arg; mind TDF_ASMNAME.
5399 (dump_generic_node): Update dump_function_name calls.
5400 (print_call_name): New flags arg; update all dump calls.
5401 * diagnostic.h (print_call_name): Update.
5402 * gimple-pretty-print.c (dump_gimple_call): Update.
5404 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
5407 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
5409 2009-06-18 Diego Novillo <dnovillo@google.com>
5411 * doc/plugins.texi: Document plugin_is_GPL_compatible.
5412 * plugin.c (str_license): Declare.
5413 (try_init_one_plugin): Assert that the symbol
5414 'plugin_is_GPL_compatible' exists.
5416 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
5419 * Makefile.in (OBJS-common): Remove see.o.
5421 * common.opt (fsee): Mark as preserved for backward compatibility.
5422 * opts.c (common_handle_option): Add OPT_fsee to the backward
5423 compatibility section.
5424 * passes.c (init_optimization_passes, pass_see): Remove pass.
5425 * timevar.def (TV_SEE): Remove.
5426 * tree-pass.h (pass_see): Remove declaration.
5427 * doc/invoke.texi (-fsee): Remove documentation.
5429 2009-06-18 Martin Jambor <mjambor@suse.cz>
5431 * tree-sra.c: Include statistics.h
5432 (sra_stats): New variable.
5433 (sra_initialize): Clear sra_stats.
5434 (create_access_replacement): Increment sra_stats.replacements.
5435 (get_access_replacement): Do not return twice.
5436 (analyze_all_variable_accesses): Increment statistics counter by the
5437 number of scalarized aggregates.
5438 (generate_subtree_copies): Increment sra_stats.subtree_copies.
5439 (sra_modify_expr): Increment sra_stats.exprs.
5440 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
5441 (sra_modify_assign): Increment sra_stats.exprs,
5442 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
5443 (perform_intra_sra): Update statistics counters.
5444 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
5446 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5448 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
5449 (arm_scalar_mode_supported_p): New function.
5451 2009-06-18 Paul Brook <paul@codesourcery.com>
5452 Sandra Loosemore <sandra@codesourcery.com>
5454 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
5455 (__extendhfsf2, __truncsfhf2): Define.
5456 * config/arm/fp16.c: New file.
5457 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5458 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5460 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5462 * doc/extend.texi (Half-Precision): New section.
5463 * doc/invoke.texi (Option Summary): List -mfp16-format.
5464 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
5465 * config/arm/arm.opt (mfp16-format=): New.
5466 * config/arm/arm.c: Include intl.h.
5467 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
5468 (TARGET_INVALID_RETURN_TYPE): Redefine.
5469 (TARGET_PROMOTED_TYPE): Redefine.
5470 (TARGET_CONVERT_TO_TYPE): Redefine.
5471 (arm_fp16_format): Define.
5472 (all_fpus): Add entry for neon-fp16.
5473 (fp_model_for_fpu): Likewise.
5474 (struct fp16_format): Declare.
5475 (all_fp16_formats): Define.
5476 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
5478 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
5480 (arm_legitimate_index_p): Treat HFmode like HImode.
5481 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
5482 (coproc_secondary_reload_class): Special-case HFmode.
5483 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
5484 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
5485 (arm_init_fp16_builtins): New.
5486 (arm_init_builtins): Call it.
5487 (arm_invalid_parameter_type): New.
5488 (arm_invalid_return_type): New.
5489 (arm_promoted_type): New.
5490 (arm_convert_to_type).
5491 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
5493 (arm_emit_fp16_const): New function.
5494 (arm_mangle_type): Mangle __fp16 as "Dh".
5495 * config/arm/arm.h (TARGET_VFPD32): Make it know about
5497 (TARGET_NEON_FP16): New.
5498 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
5499 (enum fputype): Add FPUTYPE_NEON_FP16.
5500 (enum arm_fp16_format_type): Declare.
5501 (arm_fp16_format): Declare.
5502 (LARGEST_EXPONENT_IS_NORMAL): Define.
5503 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
5504 * config/arm/arm-modes.def (HFmode): Define.
5505 * config/arm/vfp.md: (*movhf_vfp): New.
5508 * config/arm/arm.md: (fpu): Add neon_fp16.
5509 (floatsihf2, floatdihf2): New.
5510 (fix_trunchfsi2, fix_trunchfdi2): New.
5514 (*arm32_movhf): New.
5515 (*thumb1_movhf): New.
5516 (consttable_2): Add check for HFmode constants.
5517 (consttable_4): Handle HFmode constants.
5519 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5521 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5523 2009-06-17 Olivier Hainque <hainque@adacore.com>
5525 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5526 const char ** conversion in AIX specific section.
5528 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
5530 * config/i386/i386.c (ix86_special_builtin_type): Remove
5531 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
5532 (bdesc_special_args): Updated.
5533 (ix86_init_mmx_sse_builtins): Likewise.
5534 (ix86_expand_special_args_builtin): Likewise.
5536 2009-06-17 Richard Henderson <rth@redhat.com>
5538 * tree-pretty-print.c (maybe_dump_asm_name): New.
5539 (dump_decl_name): Use it.
5540 (PRINT_FUNCTION_NAME): Merge into...
5541 (dump_function_name): ... here. Use maybe_dump_asm_name.
5543 2009-06-17 Cary Coutant <ccoutant@google.com>
5545 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5547 * debug.c (struct gcc_debug_hooks): Change placeholder for
5549 (debug_nothing_int_charstar_int): Replaced by...
5550 (debug_nothing_int_charstar_int_bool): ...this.
5551 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
5552 source_line prototype.
5553 (debug_nothing_int_charstar_int): Replaced by...
5554 (debug_nothing_int_charstar_int_bool): ...this.
5555 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
5556 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
5557 Output is_stmt operand when necessary.
5558 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
5559 (notice_source_line): Add is_stmt parameter.
5560 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
5561 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
5563 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5564 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5566 2009-06-17 Ian Lance Taylor <iant@google.com>
5568 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5570 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5573 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
5575 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
5576 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
5577 tree_strip_sign_nop_conversions and
5578 tree_ssa_strip_useless_type_conversions rather than stripping
5579 the operations here.
5580 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
5582 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
5583 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
5584 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
5585 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
5588 2009-06-17 Michael Eager <eager@eagercon.com>
5590 * config/rs6000/constraints.md (register_constraint "d"): New.
5591 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
5592 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5593 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
5594 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
5595 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5596 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
5597 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
5598 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
5599 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
5600 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
5602 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
5603 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
5604 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
5605 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
5606 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5607 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
5608 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
5609 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
5610 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
5611 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
5612 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
5613 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
5614 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
5615 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
5617 2009-06-16 Ian Lance Taylor <iant@google.com>
5619 * profile.c (total_num_never_executed): Don't define.
5620 (compute_branch_probabilities): Don't count or print
5622 (init_branch_prob): Don't set total_num_never_executed.
5623 (end_branch_prob): Don't print total_num_never_executed.
5625 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5627 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5629 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5631 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5632 (nabstd2_fpr): Same.
5634 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5636 * expr.c (expand_assignment): Change complex type check.
5638 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5640 * doc/plugins.texi (Building GCC plugins): Added new section.
5642 2009-06-17 Ian Lance Taylor <iant@google.com>
5644 * c-pch.c (get_ident): Don't set size of templ array.
5645 (pch_init): Don't set size of partial_pch array.
5647 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5648 string constant to intialize an array whose size is the length of
5651 2009-06-17 Richard Guenther <rguenther@suse.de>
5653 PR tree-optimization/40389
5654 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5655 to addressable types.
5656 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5658 2009-06-17 Richard Guenther <rguenther@suse.de>
5661 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5662 if there is no evolution of left in the loop bail out.
5663 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5664 chrec_fold_multiply.
5666 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5667 Janis Johnson <janis187@us.ibm.com>
5670 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5671 for the symbol ref of a constant that is the source of a move
5672 - nor for any other not-obvious-label-ref constants.
5674 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5676 * plugin.c (position_pass): Skip newly inserted pass during list
5677 traversal to avoid repeated insertion.
5679 2009-06-16 Ian Lance Taylor <iant@google.com>
5681 * vec.h (VEC_stack_alloc): Define different version if
5682 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5683 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5684 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5685 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5687 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5689 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5691 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5692 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5693 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5694 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5695 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5696 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5697 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5698 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5699 __builtin_ia32_rdtscp.
5700 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5701 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5702 and __builtin_ia32_rorhi.
5703 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5704 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5705 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5706 (ix86_expand_args_builtin): Likewise.
5707 (ix86_expand_special_args_builtin): Likewise.
5709 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5710 (UNSPECV_RDTSC): Likewise.
5711 (UNSPECV_RDPMC): Likewise.
5712 (*bsr): Renamed to ...
5714 (*bsr_rex64): Renamed to ...
5718 (*rdpmc_rex64): Likewise.
5721 (*rdtsc_rex64): Likewise.
5723 (*rdtscp): Likewise.
5724 (*rdtscp_rex64): Likewise.
5726 * config/i386/ia32intrin.h: New.
5728 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5730 2009-06-16 Ian Lance Taylor <iant@google.com>
5732 * ira-build.c (copy_info_to_removed_store_destinations):
5733 Initialize parent_a.
5735 2009-06-16 Ian Lance Taylor <iant@google.com>
5737 * c-decl.c (grokdeclarator): Change size_varies to bool.
5739 2009-06-16 Ian Lance Taylor <iant@google.com>
5741 * sel-sched.c: Make forward declarations of move_op_hooks and
5742 fur_hooks explicitly extern.
5744 2009-06-16 Ian Lance Taylor <iant@google.com>
5746 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5747 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5749 2009-06-16 Ian Lance Taylor <iant@google.com>
5751 * resource.c (mark_referenced_resources): Change
5752 include_delayed_effects parameter to bool. Change all callers.
5753 (mark_end_of_function_resources): Likewise.
5754 * reorg.c (insn_references_resource_p): Likewise.
5755 (insn_sets_resource_p): Likewise.
5756 * resource.h (mark_referenced_resources): Update declaration.
5757 (mark_end_of_function_resources): Update declaration.
5759 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5761 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5763 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5765 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5766 GCC can bootstrap on AIX with GNU Binutils 2.20.
5768 2009-06-16 Ian Lance Taylor <iant@google.com>
5770 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5772 2009-06-16 Ian Lance Taylor <iant@google.com>
5774 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5775 inline, not extern inline.
5776 (exact_log2): Likewise.
5777 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5779 (exact_log2): Likewise, but don't test CTZ_HWI.
5781 2009-06-16 Ian Lance Taylor <iant@google.com>
5783 * bitmap.c (bitmap_clear): Don't declare as inline.
5784 * gimple.c (gimplify_assign): Likewise.
5785 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5786 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5787 (sched_scan_info): Remove duplicate definition.
5789 2009-06-16 Ian Lance Taylor <iant@google.com>
5791 * c-common.c (skip_evaluation): Don't define.
5792 (c_inhibit_evaluation_warnings): Define global variable.
5793 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5794 than skip_evaluation.
5795 (convert_and_check, warn_for_div_by_zero): Likewise.
5796 * c-common.h (skip_evaluation): Don't declare.
5797 (c_inhibit_evaluation_warnings): Declare.
5798 * c-parser.c (c_parser_typeof_specifier): Set
5799 c_inhibit_evaluation_warnings rather than skip_evaluation.
5800 (c_parser_conditional_expression): Likewise.
5801 (c_parser_binary_expression): Likewise.
5802 (c_parser_sizeof_expression): Likewise.
5803 (c_parser_alignof_expression): Likewise.
5804 * c-typeck.c (build_indirect_ref): Check
5805 c_inhibit_evaluation_warnings rather than skip_evaluation.
5806 (build_conditional_expr, build_binary_op): Likewise.
5808 2009-06-16 Richard Guenther <rguenther@suse.de>
5810 * tree-ssa-alias.c (is_escape_site): Remove.
5811 * tree-ssa-alias.h (enum escape_type): Remove.
5812 (is_escape_site): Likewise.
5813 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5814 via casts and asms without deferring to is_escape_site.
5816 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5819 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5820 use gen_lowpart if op0 has complex mode.
5822 2009-06-16 Richard Guenther <rguenther@suse.de>
5824 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5825 variables add them to ESCAPED.
5826 (find_func_aliases): Do not make all indirectly stored values escaped.
5828 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5830 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5833 2009-06-16 Martin Jambor <mjambor@suse.cz>
5835 PR tree-optimization/40432
5836 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5837 check whether we need to force gimple register operand.
5839 2009-06-16 Martin Jambor <mjambor@suse.cz>
5841 PR tree-optimization/40413
5842 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5843 build_ref_for_offset.
5844 (propagate_subacesses_accross_link): Fix a typo in a comment.
5846 2009-06-16 Ira Rosen <irar@il.ibm.com>
5848 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5849 with additional parameter.
5850 * tree-vectorizer.h (enum vect_def_type): Add new value
5852 (enum vect_relevant): Add comments.
5853 (vect_is_simple_reduction): Add new argument.
5854 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
5855 Detect nested cycles.
5856 (vect_is_simple_reduction): Update documentation, add an argument to
5857 distinguish inner-loop reduction from nested cycle, detect nested
5858 cycles, fix printings and indentation, don't swap operands in case
5860 (get_initial_def_for_reduction): Handle subtraction.
5861 (vect_create_epilog_for_reduction): Add new argument to specify
5863 (vect_finalize_reduction): Handle subtraction, fix comments.
5864 (vectorizable_reduction): Handle nested cycles. In case of nested
5865 cycle keep track of the reduction variable position. Call
5866 vect_is_simple_reduction with additional parameter. Use original
5867 statement code in reduction epilogue for nested cycle. Call
5868 vect_create_epilog_for_reduction with additional parameter.
5869 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
5870 inner-loop vectorization.
5871 (vect_recog_widen_sum_pattern): Likewise.
5872 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
5874 (vect_mark_stmts_to_be_vectorized): Likewise.
5875 (vect_get_vec_def_for_operand): Handle nested cycles.
5877 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5879 * doc/invoke.texi (Debugging Options): Fix option index entries
5880 for -fdump-statistics, -frandom-seed add entries for
5881 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
5882 (FRV Options): Fix entries for -mTLS, -mtls.
5883 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
5884 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
5885 (M68hc1x Options): Fix @itemx for -mnominmax.
5886 (MCore Options): Fix entry for -mno-lsim.
5887 (MMIX Options): Fix entry for -mabi=mmixware.
5888 (PDP-11 Options): Fix entry for -mbcopy-builtin.
5890 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
5892 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
5893 Mention the plugin mode of gengtype.
5894 * doc/gty.texi (Source Files Containing Type Information): Likewise.
5895 * gengtype.c: Updated copyright.
5896 (plugin_files, nb_plugin_files) Added new static variables.
5897 (measure_input_list) Care about plugin_files.
5898 (write_rtx_next): Added early return in plugin mode.
5899 (create_file): Updated copyright year in generated file. Added
5901 (oprintf): Added early return if NULL outf.
5902 (get_output_file_with_visibility): Care of plugin_files.
5903 (get_output_file_name): May return null.
5904 (write_local): Added early return.
5905 (put_mangled_filename): Ditto.
5906 (finish_root_table): Added check for base_files.
5907 (write_roots): Care about null when plugins.
5908 (main): Added plugin mode.
5910 2009-06-15 Ian Lance Taylor <iant@google.com>
5912 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
5913 * gcov.c (read_count_file): Add braces around variables declared
5916 * c.opt (Wjump-misses-init): New warning.
5917 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
5918 -Wall and -Wc++-compat if not already set.
5919 (c_common_post_options): Clear warn_jump_misses_init if it was not
5921 * c-decl.c (struct c_binding): Change type field to a union with
5922 new label field. Make it the first field in the struct. Update
5923 references to type to use u.type instead.
5924 (struct c_spot_bindings): Define.
5925 (struct c_goto_bindings): Define.
5926 (c_goto_bindings_p): Define, along with VECs.
5927 (struct c_label_vars): Define.
5928 (struct c_scope): Add has_label_bindings field.
5929 (bind_label, set_spot_bindings): New static functions.
5930 (decl_jump_unsafe, update_spot_bindings): New static functions.
5931 (update_label_decls): New static function.
5932 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
5933 Update binding u.label field to shadowed field.
5934 (c_binding_start_stmt_expr): New function.
5935 (c_binding_end_stmt_expr): New function.
5936 (pushdecl): Don't call c_begin_vm_scope.
5937 (make_label): Add defining and p_label_vars parameters. Change
5939 (lookup_label): Correct test for whether a label has not yet been
5940 defined. Call bind_label rather than bind.
5941 (warn_about_goto): New static function.
5942 (lookup_label_for_goto): New function.
5943 (declare_label): Call bind_label rather than bind.
5944 (check_earlier_gotos): New static function.
5945 (define_label): Don't give errors about jumping into statement
5946 expressions or scopes of variably modified types. Call
5947 set_spot_bindings and check_earlier_gotos. Call bind_label
5948 instead of bind. Don't set label_context_stack_se or
5949 label_context_stack_vm.
5950 (c_get_switch_bindings): New function.
5951 (c_release_switch_bindings): New function.
5952 (c_check_switch_jump_warnings): New function.
5953 (start_function): Don't set label_context_stack_se or
5954 label_context_stack_vm.
5955 (finish_function): Likewise.
5956 * c-typeck.c (label_context_stack_se): Don't define.
5957 (label_context_stack_vm): Don't define.
5958 (c_finish_goto_label): Call lookup_label_for_goto rather than
5959 lookup_label. Don't give errors about jumping into a statement
5960 expression or the scope of a variably modified type. Don't set
5961 label_context_stack_se or label_context_stack_vm.
5962 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
5963 fields. Add bindings field.
5964 (c_start_case): Don't set deleted fields. Set bindings field.
5965 (do_case): Rework order of tests. Don't check blocked_stmt_expr
5966 or blocked_vm. Call c_check_switch_jump_warnings.
5967 (c_finish_case): Don't test blocked_stmt_expr field. Call
5968 c_release_switch_bindings.
5969 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
5970 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5971 set label_context_stack_se. Call c_bindings_start_stmt_expr.
5972 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
5973 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5974 set label_context_stack_se. Call c_bindings_end_stmt_expr.
5975 (c_begin_vm_scope, c_end_vm_scope): Don't define.
5976 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
5977 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
5978 (C_DECL_UNJUMPABLE_VM): Don't define.
5979 (C_DECL_UNDEFINABLE_VM): Don't define.
5980 (struct c_label_list): Don't define.
5981 (struct c_label_context_se): Don't define.
5982 (struct c_label_context_vm): Don't define.
5983 (struct c_spot_bindings): Declare.
5984 (c_bindings_start_stmt_expr): Declare.
5985 (c_bindings_end_stmt_expr): Declare.
5986 (lookup_label_for_goto): Declare.
5987 (c_get_switch_bindings, c_release_switch_bindings): Declare.
5988 (c_check_switch_jump_warnings): Declare.
5989 (label_context_stack_se, label_context_stack_vm): Don't declare.
5990 (c_finish_goto_label): Update declaration.
5991 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
5992 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
5993 (Warning Options): Document -Wjump-misses-init.
5995 2009-06-15 Jakub Jelinek <jakub@redhat.com>
5997 * tree-object-size.c (addr_object_size): Fix a pasto in the last
6000 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
6002 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
6004 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
6006 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
6008 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
6010 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
6012 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
6014 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
6015 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
6016 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
6017 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
6018 * dwarf2asm.c (dw2_force_const_mem): Update call to
6020 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
6021 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
6022 * langhooks.c (lhd_comdat_group): Remove.
6023 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
6024 * tree.h (DECL_COMDAT_GROUP): New.
6025 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
6026 (tree_decl_with_vis): Add comdat_group. Remove one_only.
6027 (make_decl_one_only): Change signature.
6028 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
6030 (make_decl_one_only): Change signature.
6031 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
6033 2009-06-15 Richard Guenther <rguenther@suse.de>
6036 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
6038 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6040 * tree-ssa-math-opts.c: Remove extra divide.
6042 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6044 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
6046 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6048 * passes.c: Add bswap pass.
6049 * tree-pass.h: Add pass_optimize_bswap declaration.
6050 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
6051 Include rtl.h, expr.h and optabs.h for optab_handler check.
6052 (struct symbolic_number, pass_optimize_bswap): New definition.
6053 (do_shift_rotate, verify_symbolic_number_p): New functions.
6054 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
6055 (gate_optimize_bswap): New function.
6056 * tree.c (widest_int_cst_value): New function.
6057 * tree.h (widest_int_cst_value): Prototype added.
6059 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
6061 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
6062 REG_EQUAL/REG_EQUIV notes.
6064 2009-06-14 Richard Guenther <rguenther@suse.de>
6067 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
6068 has its address taken if NRV was applied and it is addressable.
6069 * tree-ssa-structalias.c (get_constraint_for_address_of): New
6070 function split out from ...
6071 (get_constraint_for_1): ... here.
6072 (handle_rhs_call): Use it to mark the return slot escaped if
6073 it is addressable and NRV was applied.
6075 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6077 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
6078 Change first argument type to location_t.
6079 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
6080 Do not set input_location.
6081 Use loc instead of input_location throughout.
6083 2009-06-13 Richard Guenther <rguenther@suse.de>
6085 PR tree-optimization/40421
6086 * tree-predcom.c (should_unroll_loop_p): Remove.
6087 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
6089 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
6091 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6092 Add location argument.
6094 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6096 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
6098 * config/s390/s390.c (s390_build_builtin_va_list): Same.
6099 (s390_gimplify_va_arg): Pass location to create_artificial_label.
6100 * config/spu/spu-protos.h: Add location to
6101 spu_resolve_overloaded_builtin.
6102 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
6103 spu_build_builtin_va_list.
6104 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
6105 argument. Pass location to build_function_call_vec.
6106 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
6108 (emit_fpu_switch): Same.
6109 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
6110 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
6111 to build_decl and create_artificial_label.
6112 (xtensa_gimplify_va_arg_expr): Same.
6113 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
6114 (xstormy16_gimplify_va_arg_expr): Same.
6115 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
6116 * config/arm/arm.c (arm_build_builtin_va_list): Same.
6117 * config/mips/mips.c (mips_build_builtin_va_list): Same.
6118 (mips16_build_function_stub): Same.
6119 (mips16_build_call_stub): Same.
6121 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
6124 * arm/constraints.md (Pa, Pb): New constraints.
6125 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
6126 split pattern to deal with them.
6128 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
6130 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
6131 fix index entry for -Xpreprocessor.
6133 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6135 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6136 Add location argument to build_decl call.
6137 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
6138 (rs6000_init_builtins): Same.
6139 (spe_init_builtins): Same.
6140 (rs6000_gimplify_va_arg): Add location argument to
6141 create_artificial_label call.
6143 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
6145 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
6146 * combine-stack-adj.c (pass_stack_adjustments): Use it.
6147 * Makefile.in: Fix GGC dependency for gcse.o.
6149 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6151 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
6152 * gimple-pretty-print.c (dump_gimple_stmt): Same.
6153 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
6155 * c-parser.c (c_parser_binary_expression): Use current column while
6156 building binary operations.
6157 * common.opt (fshow-column): Enable by default.
6158 * tree-vrp.c (check_array_ref): Use warning_at.
6159 (check_array_bounds): Use location from call back if expr has no
6161 * tree.h: Add location argument to maybe_fold_*.
6162 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
6163 (maybe_fold_offset_to_array_ref): Add location argument and use it.
6164 (maybe_fold_offset_to_component_ref): Same.
6165 (maybe_fold_offset_to_reference): Same.
6166 (maybe_fold_offset_to_address): Same.
6167 (maybe_fold_stmt_indirect): Same.
6168 (maybe_fold_stmt_addition): Same.
6169 (fold_stmt_r): Pass location to maybe_fold_*.
6170 (fold_gimple_assign): Same.
6171 * c-tree.h: Add location argument to finish_decl,
6172 default_function_array_conversion, store_init_value.
6173 * c-decl.c (define_label): Use error_at.
6174 (c_make_fname_decl): Pass location to finish_decl.
6175 (finish_decl): New location argument.
6176 (build_compound_literal): Pass location to store_init_value.
6177 (grokdeclarator): Pass location to finish_decl.
6179 * c-typeck.c (array_to_pointer_conversion): New location argument.
6180 (function_to_pointer_conversion): Same.
6181 (default_function_array_conversion): Same.
6182 (parser_build_unary_op): Pass location to overflow_warning.
6183 (parser_build_binary_op): Same. Use warning_at.
6184 (build_unary_op): Pass location to array_to_pointer_conversion.
6185 (build_c_cast): Pass location to digest_init.
6186 (build_modify_expr): New location argument.
6187 (convert_for_assignment): Same.
6188 (store_init_value): Same.
6189 (digest_init): Same.
6190 (output_init_element): Pass location to digest_init and
6191 array_to_pointer_conversion.
6192 (c_finish_return): Pass location to convert_for_assignment.
6193 * gimplify.c (gimplify_conversion): Pass location to
6194 maybe_fold_offset_to_address.
6195 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
6196 to maybe_fold_stmt_addition.
6197 * c-omp.c (c_finish_omp_atomic): Pass new location to
6199 (c_finish_omp_for): Same.
6200 * c-common.c (overflow_warning): New argument.
6201 * c-common.h: New argument to build_modify_expr, overflow_warning.
6202 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
6204 (c_parser_initializer): Pass location to
6205 default_function_array_conversion.
6206 (c_parser_initelt): Same.
6207 (c_parser_initval): Same.
6208 (c_parser_asm_operands): Same.
6209 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
6210 (c_parser_conditional_expression): Same.
6211 (c_parser_binary_expression): Add location info to stack. Use it.
6212 (c_parser_unary_expression): Pass location to
6213 default_function_array_conversion, parser_build_unary_op,
6214 build_indirect_ref, c_parser_postfix_expression_after_primary.
6215 (c_parser_postfix_expression_after_primary): New location argument.
6217 (c_parser_expression_conv): Pass location to
6218 default_function_array_conversion.
6219 (c_parser_expr_list): Same.
6220 (c_parser_omp_atomic): Same.
6221 (c_parser_omp_for_loop): Same.
6222 * c-tree.h: (struct c_declarator): Add comment to id_loc.
6223 (build_array_declarator): New argument.
6224 * c-decl.c (build_array_declarator): Add location argument.
6225 (grokdeclarator): Set id_loc for cdk_array.
6226 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
6227 build_array_declarator.
6228 * tree.c (build_omp_clause): Add location argument.
6229 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
6230 (OMP_CLAUSE_LOCATION): New macro.
6231 (struct tree_omp_clause): Add location field.
6232 (build_omp_clause): Add argument.
6233 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
6234 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
6236 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
6237 (cp_parser_omp_clause_collapse): Same.
6238 (cp_parser_omp_clause_default): Same.
6239 (cp_parser_omp_clause_if): Same.
6240 (cp_parser_omp_clause_nowait): Same.
6241 (cp_parser_omp_clause_num_threads): Same.
6242 (cp_parser_omp_clause_ordered): Same.
6243 (cp_parser_omp_clause_schedule): Same.
6244 (cp_parser_omp_clause_untied): Same.
6245 (cp_parser_omp_for_loop): Same.
6246 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6247 * c-tree.h (c_start_case): Add location argument.
6248 (c_process_expr_stmt): Same.
6249 (c_finish_goto_*): Same.
6250 * tree-parloops.c (initialize_reductions): Pass location to
6252 (create_parallel_loop): Same.
6253 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
6254 (gfc_trans_omp_reduction_list): Same.
6255 (gfc_trans_omp_clauses): Same.
6256 (gfc_trans_omp_do): Same.
6257 * c-typeck.c (c_finish_goto_label): Same.
6258 (c_finish_goto_ptr): New location argument.
6259 (c_start_case): Same.
6260 (emit_side_effect_warnings): Same.
6261 (c_process_expr_stmt): Same.
6262 (c_finish_stmt_expr): Same.
6263 (c_finish_omp_clauses): Use error_at instead of error.
6264 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
6266 * c-omp.c (c_split_parallel_clauses): New location argument.
6267 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
6268 to build_omp_clause.
6269 (convert_local_reference_stmt): Same.
6270 (convert_gimple_call): Same.
6271 * c-common.h (c_split_parallel_clauses): New argument.
6272 * c-parser.c (c_parser_statement_after_labels): Pass location to
6273 c_finish_goto_label.
6274 (c_parser_switch_statement): Pass location to c_start_case.
6275 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
6276 and c_process_expr_stmt.
6277 (c_parser_omp_variable_list): Add location argument.
6278 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
6279 (c_parser_omp_clause_default): Same.
6280 (c_parser_omp_clause_if): Same.
6281 (c_parser_omp_clause_num_threads): Same.
6282 (-c_parser_omp_clause_ordered): Same.
6283 (c_parser_omp_clause_reduction): Pass location to
6284 c_parser_omp_variable_list.
6285 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
6286 (c_parser_omp_clause_untied): Same.
6287 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
6288 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6290 * c-tree.h (check_for_loop_decls, undeclared_variable,
6291 build_component_ref, build_array_ref, build_external_ref,
6292 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
6293 build_conditional_expr, build_compound_expr, c_cast_expr,
6294 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
6295 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
6297 * c-semantics.c (build_stmt): Same.
6298 (build_case_label): Same.
6299 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
6300 (undeclared_variable): New argument.
6302 (lookup_label): Pass location on down.
6303 (define_label): Same.
6304 (finish_decl): Same.
6305 (build_compound_literal): Same.
6306 (finish_struct): Same.
6307 (finish_function): Do not set location here.
6308 (check_for_loop_decls): New argument.
6309 * tree.c (save_expr): Set location.
6310 (build_empty_stmt): New argument.
6311 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
6312 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
6313 * builtins.c (gimplify_va_arg_expr): Use locations.
6314 (expand_builtin_sync_operation): Same.
6315 * c-typeck.c (build_component_ref): New argument.
6316 (build_array_ref): Same.
6317 (build_external_ref): Same.
6318 (c_expr_sizeof_expr): Same.
6319 (c_expr_sizeof_type): Same.
6320 (parser_build_unary_op): Same.
6321 (build_conditional_expr): Same.
6322 (build_compound_expr): Pass location on down.
6323 (build_compound_expr): New argument.
6324 (build_c_cast): Same.
6325 (c_cast_expr): Same.
6326 (build_asm_expr): Same.
6327 (c_finish_return): Same.
6328 (c_process_expr_stmt): Pass location on down.
6329 (c_finish_stmt_expr): New argument.
6330 (push_clenaup): Same.
6331 (c_finish_omp_parallel): Same.
6332 (c_finish_omp_task): Same.
6333 * gimplify.c (gimplify_call_expr): Pass location on down.
6334 * c-omp.c (c_finish_omp_master): New argument.
6335 (c_finish_omp_critical): Same.
6336 (c_finish_omp_ordered): Same.
6337 (c_finish_omp_barrier): Same.
6338 (-c_finish_omp_taskwait): Same.
6339 (c_finish_omp_atomic): Same.
6340 (c_finish_omp_flush): Same.
6341 * tree-inline.c (copy_tree_body_r): Pass location on down.
6342 (inline_forbidden_p): Remove use of input_location.
6343 * c-gimplify.c (c_build_bind_expr): New argument.
6344 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
6345 (c_sizeof_or_alignof_type): New argument.
6346 (c_alignof_expr): Same.
6347 (build_va_arg): Same.
6348 (c_add_case_label): Same.
6349 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
6350 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
6351 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
6352 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
6353 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
6354 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
6356 * stub-objc.c (objc_build_selector_expr): Same.
6357 (objc_build_throw_stmt): Same.
6358 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
6359 (c_parser_initelt): Same.
6360 (c_parser_compound_statement): Same.
6361 (c_parser_compound_statement_nostart): Same.
6362 (c_parser_label): Same.
6363 (c_parser_statement_after_labels): Same.
6364 (c_parser_if_body): Same.
6365 (c_parser_else_body): Same.
6366 (c_parser_if_statement): Same.
6367 (c_parser_switch_statement): Same.
6368 (c_parser_while_statement): Same.
6369 (c_parser_do_statement): Same.
6370 (c_parser_for_statement): Same.
6371 (c_parser_asm_statement): Same.
6372 (c_parser_conditional_expression): Same.
6373 (c_parser_binary_expression): Same.
6374 (c_parser_cast_expression): Same.
6375 (c_parser_unary_expression): Same.
6376 (c_parser_sizeof_expression): Same.
6377 (c_parser_alignof_expression): Same.
6378 (c_parser_postfix_expression): Same.
6379 (c_parser_expression): Same.
6380 (c_parser_objc_receiver): Same.
6381 (c_parser_omp_variable_list): Same.
6382 (c_parser_omp_structured_block): Same.
6383 (c_parser_omp_atomic): New argument.
6384 (c_parser_omp_barrier): Same.
6385 (c_parser_omp_critical): Same.
6386 (c_parser_omp_flush): Pass location on down.
6387 (c_parser_omp_for_loop): New argument.
6388 (c_parser_omp_for): Same.
6389 (c_parser_omp_master): Same.
6390 (c_parser_omp_ordered): Same.
6391 (c_parser_omp_sections_scope): Same.
6392 (c_parser_omp_sections): Same.
6393 (c_parser_omp_parallel): Same.
6394 (c_parser_omp_single): Same.
6395 (c_parser_omp_task): Same.
6396 (c_parser_omp_taskwait): Pass location on down.
6397 (c_parser_omp_construct): Same.
6398 (c_parser_omp_threadprivate): Same.
6399 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
6400 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
6401 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
6402 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
6403 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
6404 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
6405 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
6406 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
6407 config/i386/i386.c, stmt.c:
6408 Add location argument to the following function definitions and/or
6409 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
6410 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
6411 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
6412 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
6413 do_case, c_finish_bc_stmt, build_compound_literal,
6414 build_function_call.
6415 * c-decl.c (build_compound_literal): Add location argument.
6416 Make all diagnostic calls use location.
6417 (start_struct): Same.
6418 (finish_struct): Same.
6420 (build_enumerator): Same.
6421 (start_function): Same.
6422 (grokdeclarator): Make all diagnostic calls use location.
6423 (store_parm_decls_oldstyle): Same.
6424 * c-typeck.c (build_function_call): Add location argument.
6425 Make all diagnostic calls use location.
6427 (c_finish_bc_stmt): Same.
6428 * tree-nested.c (get_trampoline_type): Add argument.
6429 Pass location to build_decl.
6430 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
6431 * rtl.h (RTL_LOCATION): New.
6432 * c-common.c (c_add_case_label): Add location argument.
6433 Make all diagnostic calls use location.
6434 * c-common.h: Add location argument to make_fname_decl, do_case,
6435 c_add_case_label, build_function_call, resolve_overloaded_builtin.
6436 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
6437 Set it appropriately for every case. Pass enum_loc to start_enum
6438 call. Pass value_loc first to build_enumerator. Pass enum_loc to
6440 (c_parser_struct_or_union_specifier): Save location. Use it for
6441 start_struct, finish_struct, and parser_xref_tag.
6443 2009-06-12 Ian Lance Taylor <iant@google.com>
6445 * fold-const.c (fold_unary): Rename local variable and to and_expr.
6447 * c-opts.c (c_common_handle_option): For -Wc++-compat set
6448 cpp_opts->warn_cxx_operator_names.
6450 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6453 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
6454 is returns NULL and OP is a VCE, look through the VCE.
6456 2009-06-12 Ian Lance Taylor <iant@google.com>
6459 * collect2.c (main): Use CONST_CAST2 in code inside #if
6460 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
6462 2009-06-12 Joey Ye <joey.ye@intel.com>
6465 * cfgexpand.c (get_decl_align_unit): Update
6466 max_used_stack_slot_alignment with align instead of
6467 stack_alignment_needed.
6469 * function.c (assign_stack_local_1): Update
6470 max_used_stack_slot_alignment with alignment_in_bits instead
6471 of stack_alignment_needed.
6472 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
6475 2009-06-12 Jakub Jelinek <jakub@redhat.com>
6477 * dwarf2out.c (last_var_location_insn): New variable.
6478 (dwarf2out_end_epilogue): Clear last_var_location_insn.
6479 (dwarf2out_var_location): Don't record anything after last real
6480 insn. Only change labels if there were any real instructions
6481 in between last note and this one, or if changed sections.
6483 2009-06-11 Richard Henderson <rth@redhat.com>
6485 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
6486 note when storing the frame pointer in a register.
6487 (FRP): Don't redefine to nothing for epilogue.
6488 (alpha_expand_epilogue): Mark register and sp restores.
6489 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
6491 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
6492 when gen_lowpart is needed.
6494 2009-06-11 Richard Henderson <rth@redhat.com>
6496 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
6498 * dwarf2out.c (need_data_align_sf_opcode): New.
6499 (div_data_align): Move earlier.
6500 (def_cfa_1, reg_save): Use it.
6502 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
6504 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
6505 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
6506 (ix86_handle_option): Handle OPT_mcrc32.
6507 (ix86_target_string): Add -mcrc32.
6508 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
6510 * config/i386/i386.h (TARGET_CRC32): New.
6512 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6513 (sse4_2_crc32di): Likewise.
6515 * config/i386/i386.opt (mcrc32): New.
6517 * doc/invoke.texi: Document -mcrc32.
6519 2009-06-11 Richard Henderson <rth@redhat.com>
6521 * common.opt (gdwarf-): Accept a version number.
6522 * doc/invoke.texi (gdwarf-): Update docs.
6523 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
6524 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
6525 version level, and record it.
6527 * dwarf2.h (DW_CIE_VERSION): Remove.
6528 * dwarf2out.c (DWARF_VERSION): Remove.
6529 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
6530 (output_call_frame_info): Use CIE version 3 for dwarf3,
6531 or if the return register column is out of range for version 1.
6532 (dwarf_stack_op_name): Add all dwarf3 values.
6533 (DEBUG_PUBTYPES_SECTION): New.
6534 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
6535 encoding change for dwarf3.
6536 (output_die) [dw_val_class_die_ref]: Likewise.
6537 (output_compilation_unit_header): Emit correct version for dwarf3.
6538 (output_line_info): Likewise.
6539 (output_pubnames): Update for DWARF_VERSION removal.
6540 (output_aranges): Likewise.
6541 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
6542 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
6543 (dwarf2out_finish): Likewise.
6545 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6547 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6550 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6553 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
6554 * builtins.c (expand_builtin_unreachable): New function.
6555 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
6556 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
6557 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
6559 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6560 searching for missing barriers.
6562 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6564 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
6565 when -fprofile-generate* was passed.
6566 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6568 2009-06-11 Anthony Green <green@moxielogic.com>
6570 * config/moxie/moxie.md: Define length attribute for all instructions.
6572 (*b<cond:code>): Support limited branch ranges for new PC-relative
6573 branch instructions.
6574 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
6576 2009-06-11 Jakub Jelinek <jakub@redhat.com>
6578 * config/i386/i386.c (min_insn_size): Use get_attr_length
6579 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
6582 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6583 instead of emit_insn_before.
6585 2009-06-10 Ian Lance Taylor <iant@google.com>
6588 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6591 2009-06-10 Revital Eres <eres@il.ibm.com>
6593 * passes.c (init_optimization_passes): Reschedule
6594 predictive-commoning pass before complete unroll pass.
6596 2009-06-10 Martin Jambor <mjambor@suse.cz>
6598 * cgraph.c (cgraph_node_can_be_local_p): New function.
6599 (cgraph_make_node_local): New function.
6600 * cgraph.h (cgraph_node_can_be_local_p): Declare.
6601 (cgraph_make_node_local): Declare.
6603 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
6605 * tree.h (tree_base): Add packed_flag and user_align fields.
6606 Decrease size of spare field.
6607 (TYPE_USER_ALIGN): Use user_align from tree_base.
6608 (DECL_USER_ALIGN): Likewise.
6609 (TYPE_PACKED): Use packed_flag from tree_base.
6610 (DECL_PACKED): Likewise.
6611 (tree_type): Delete packed_flag and user_align fields. Widen
6612 precision field. Widen mode field and shuffle fields to align
6613 mode on an 8-bit boundary.
6614 (tree_decl_common): Delete decl_flag_1 and user_align fields.
6615 Renumber decl_flag_* fields. Fix comments. Widen
6616 decl_common_unused field.
6617 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6618 (DECL_EXTERNAL): Likewise.
6619 (DECL_BIT_FIELD): Likewise.
6620 (DECL_NONADDRESSABLE_P): Likewise.
6621 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6622 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6624 2009-06-10 Ian Lance Taylor <iant@google.com>
6626 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6627 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6628 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6629 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6630 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6631 DEF_VEC_ALLOC_FUNC_P.
6632 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6633 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6634 DEF_VEC_ALLOC_FUNC_O.
6635 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6636 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6637 DEF_VEC_ALLOC_FUNC_I.
6638 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6639 (vec_stack_p_reserve_exact_1): Declare.
6640 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6641 (vec_stack_free): Declare.
6642 (VEC_stack_alloc): Define.
6643 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6644 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6645 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6646 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6648 (stack_vecs): New static variable.
6649 (vec_stack_p_reserve_exact_1): New function.
6650 (vec_stack_o_reserve_1): New static function.
6651 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6652 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6653 (vec_stack_free): New function.
6654 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6655 (VEC_df_ref_stack_alloc): Define.
6656 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6657 DEF_VEC_ALLOC_P_STACK.
6658 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6659 (struct df_collection_rec): Change _vec fields to VEC. Remove
6661 (df_free_collection_rec): Adjust for new fields.
6662 (df_insn_rescan): Use new df_collection_rec fields.
6663 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6664 (df_ref_create_structure, df_ref_record): Likewise.
6665 (df_get_conditional_uses, df_get_call_refs): Likewise.
6666 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6667 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6668 (df_record_exit_block_uses, df_bb_verify): Likewise.
6669 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6670 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6671 Remove count parameter. Change return type to void. Change all
6673 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6674 Remove count parameter. Change return type to void. Change all
6676 (df_install_refs): Change old_vec parameter to VEC. Remove count
6677 parameter. Change all callers.
6678 (df_install_mws): Change old_vec parameter to VEC. Remove count
6679 parameter. Change all callers.
6680 (df_refs_verify): Change new_rec parameter to VEC. Change call
6682 (df_mws_verify): Likewise.
6684 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6686 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6688 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6690 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6692 2009-06-10 Anthony Green <green@moxielogic.com>
6694 * config/moxie/crti.asm: New file.
6695 * config/moxie/crtn.asm: New file.
6696 * config/moxie/moxie.c: New file.
6697 * config/moxie/moxie.h: New file.
6698 * config/moxie/sfp-machine.h: New file.
6699 * config/moxie/moxie-protos.h: New file.
6700 * config/moxie/t-moxie: Created.
6701 * config/moxie/t-moxie-softfp: Created.
6702 * config/moxie/moxie.md: Created.
6703 * config/moxie/constraints.md: Created.
6704 * config.gcc: Add moxie support.
6705 * doc/md.texi (Machine Constraints): Add moxie constraints.
6706 * doc/contrib.texi (Contributors): Mention moxie port.
6707 * doc/install.texi (Specific): Mention the moxie port.
6709 2009-06-09 Ian Lance Taylor <iant@google.com>
6711 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6713 * optabs.c (optab_table): Only use designated initializers if
6714 HAVE_DESIGNATED_INITIALIZERS is defined.
6715 (convert_optab_table): Likewise.
6716 (init_optabs): Always call init_insn_codes if
6717 HAVE_DESIGNATED_INITIALIZERS is not defined.
6719 2009-06-09 Ian Lance Taylor <iant@google.com>
6721 * targhooks.c (default_builtin_vectorized_function): Change fn
6722 parameter to unsigned int.
6723 (default_builtin_vectorized_conversion): Change code parameter to
6725 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6726 * targhooks.h: Update declarations.
6727 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6728 parameter to unsigned int.
6730 * c-typeck.c (comptypes_check_enum_int): New static function.
6731 (comptypes_internal): Add enum_and_int_p parameter. Change all
6733 (comp_target_types): Add location parameter. Change all callers.
6734 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6736 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6737 (build_conditional_expr): Add colon_loc parameter. Change all
6739 (convert_for_assignment): Add location parameter. Change all callers.
6740 * c-parser.c (c_parser_conditional_expression): Pass location of
6741 colon to build_conditional_expr.
6742 * c-tree.h (build_conditional_expr): Update declaration.
6744 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6746 * graphite.c: Revert previous patch.
6748 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6751 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6753 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6755 * tree-ssa-loop-prefetch.c
6756 (loop_prefetch_arrays): Fixed a portability problem in printf format
6759 2009-06-09 Martin Jambor <mjambor@suse.cz>
6761 PR tree-optimization/40351
6762 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6763 refrence to a potential artifical subaccess can be constructed.
6765 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6767 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6768 (sh_override_options): Likewise.
6769 * config/sh/sh.c: Include params.h.
6770 (sh_optimization_options): New.
6771 (sh_override_options): Likewise.
6772 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6773 (OVERRIDE_OPTIONS): Use sh_override_options.
6775 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6777 * dwarf2out.c (emit_cfa_remember): New variable.
6778 (add_fde_cfi): If emit_cfa_remember, recurse to add
6779 DW_CFA_remember_state first.
6780 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6781 instead just set emit_cfa_remember.
6783 2009-06-08 Jan Hubicka <jh@suse.cz>
6786 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6788 2009-06-08 Jan Hubicka <jh@suse.cz>
6791 * cgraphunit.c (save_inline_function_body): Do not copy transform
6792 hooks for saved inline bodies.
6793 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6796 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6798 * jump.c (returnjump_p): Handle delayed branches. Add missing
6801 2009-06-08 Jan Hubicka <jh@suse.cz>
6804 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6805 original node might've been modified.
6806 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6808 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6810 * tree-object-size.c (addr_object_size): Add OSI argument.
6811 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6812 (compute_builtin_object_size, expr_object_size): Adjust callers.
6813 (plus_stmt_object_size): Call addr_object_size instead of
6814 compute_builtin_object_size.
6816 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6817 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6819 * tree-ssa-loop-prefetch.c
6820 (gather_memory_references): Introduced a counter for the number of
6822 (anything_to_prefetch_p): Introduced a counter for the number of
6824 (is_loop_prefetching_profitable): New function with a cost model
6826 (loop_prefetch_arrays): Use the new cost model to determine if
6827 prefetching is profitable.
6828 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6829 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6830 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6831 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6832 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
6833 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6835 2009-06-08 Michael Matz <matz@suse.de>
6838 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6839 partitions use the same.
6840 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6841 for basevars of SSA_NAMEs.
6842 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6843 to not expand them twice.
6844 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
6847 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
6849 * common.opt (fcompare-debug=, fcompare-debug-second): New.
6850 (fdump-final-insns=, gtoggle): New.
6851 * doc/invoke.texi: Document them.
6852 * final.c (rest_of_clean_state): Dump final insn stream.
6853 * gcc.c (invoke_as): Hook in -fcompare-debug.
6854 (static_spec_functions): Add compare-debug-dump-opt,
6855 compare-debug-self-opt and compare-debug-auxbase-opt.
6856 (compare_debug, compare_debug_second, compare_debug_opt): New.
6857 (switches_debug_check, n_switches_debug_check): New.
6858 (debug_auxbase_opt, debug_check_temp_file): New.
6859 (process_command): Handle -fno-compare-debug, -fcompare-debug and
6861 (do_self_spec): Handle arguments after switches.
6862 (do_spec_1): Add .gk extension to temp file basenames for compare.
6863 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
6864 (cc1_options): Use it instead of normal auxbase computation for
6865 the second compare-debug compilation.
6866 (compare_files): New.
6867 (main): Set up and implement compare debug mode.
6868 (compare_debug_dump_opt_spec_function): New.
6869 (compare_debug_self_opt_spec_function): New.
6870 (compare_debug_auxbase_opt_spec_function): New.
6871 * toplev.c (process_options): Handle flag_gtoggle,
6872 flag_dump_final_insns.
6873 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
6874 during -fcompare-debug-second compilation.
6876 2009-06-07 Ian Lance Taylor <iant@google.com>
6878 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
6879 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
6881 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
6882 with no default node. Change warning with %H to warning_at.
6883 Don't clear warn_switch around case checking.
6884 * doc/invoke.texi (Warning Options): Clarify distinction between
6885 -Wswitch and -Wswitch-enum.
6887 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6889 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
6891 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6893 * gbl-ctors.h: Add header guard.
6895 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6897 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
6898 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
6899 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
6900 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
6901 prototypes for removed functions.
6902 (expressions_equal_p): Move to ...
6903 * tree-ssa-sccvn.h: ... here and ...
6904 * matrix-reorg.c: ... adjust includes.
6906 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6908 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
6910 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6912 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
6913 (finish_function): Remove erroneous whitespace.
6915 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6917 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
6918 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
6920 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6922 * errors.c (internal_error): Commentary typo fix.
6923 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
6924 * tree-ssa-pre.c: Ditto.
6926 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6928 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
6929 them is supposed to hold actual statements.
6931 2009-06-06 Ian Lance Taylor <iant@google.com>
6933 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
6934 empty statements can now have attributes.
6936 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
6938 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
6939 * config/mips/mips.md: Ditto.
6941 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6943 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
6945 (__eabi_uconvert): Likewise.
6947 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6949 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
6950 CFI_* definitions with IN_GCC.
6952 2009-06-05 David Edelsohn <edelsohn@gnu.org>
6954 * xcoffout.h (xcoffout_source_line): Update prototype.
6956 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6958 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
6959 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
6961 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6964 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
6965 inlined_function_outer_scope_p blocks for artificial inlines
6967 * tree.c (tree_nonartificial_location): Rewrite using
6968 block_nonartificial_location.
6970 2009-06-05 Revital Eres <eres@il.ibm.com>
6971 Leehod Baruch <leehod@il.ibm.com>
6973 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
6974 (expand_expr_real_1): Remove comment.
6975 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
6976 Vectorize misaligned access when the target supports it.
6977 (vect_supportable_dr_alignment): Check for unaligned access support.
6978 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
6981 2009-06-05 Julian Brown <julian@codesourcery.com>
6983 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
6984 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
6986 2009-06-05 Richard Guenther <rguenther@suse.de>
6989 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
6992 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6994 * config/s390/s390.c (global_not_special_regno_p): New static inline.
6995 (save_gprs): Don't tell unwinder when a global register is saved.
6996 (s390_emit_epilogue): Emit needed epilogue unwind info.
6998 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
7000 * dwarf2out.c (deferred_asm_name): New.
7001 (add_name_and_src_coords_attributes): Defer creation of
7002 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
7004 (move_linkage_attr): New.
7005 (dwarf2out_finish): Revisit deferrals and emit attributes at the
7008 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
7010 * tree-nested.c (finalize_nesting_tree_1): Declare the
7011 frame_decl in the binding tree.
7013 2009-06-04 Cary Coutant <ccoutant@google.com>
7015 * basic-block.h (struct basic_block_def): Add discriminator field.
7016 * dbxout.c (dbxout_source_line): Add new parameter. Change all
7018 * debug.c (do_nothing_debug_hooks): Add additional entry.
7019 (debug_nothing_int_charstar_int): New function.
7020 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
7021 (debug_nothing_int_charstar_int): New declaration.
7022 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
7023 discriminator value in .loc directive.
7024 * final.c (last_discriminator): New variable.
7025 (discriminator): New variable.
7026 (final_start_function): Initialize above variables, pass current
7027 discriminator to debug hook.
7028 (notice_source_line): Check for discriminator change.
7029 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
7030 * sdbout.c (sdbout_source_line): New parameter.
7031 * tree-cfg.c (struct locus_discrim_map): New structure type.
7032 (discriminator_per_locus): New hash table.
7033 (build_gimple_cfg): Allocate and free discriminator hash table.
7034 (make_edges): Call assign_discriminator.
7035 (locus_map_hash): New function.
7036 (locus_map_eq): New function.
7037 (next_discriminator_for_locus): New function.
7038 (same_line_p): New function.
7039 (assign_discriminator): New function.
7040 (make_cond_expr_edges): Call assign_discriminator.
7041 (make_gimple_switch_edges): Likewise.
7042 (first_non_label_stmt): New function.
7043 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
7045 * xcoffout.c (xcoffout_source_line): Add new parameter.
7047 * configure.ac (gcc_cv_as_discriminator): New configury check for
7048 gas support for discriminator.
7049 * configure: Regenerate.
7050 * config.in: Regenerate.
7052 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7054 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
7055 val after checking for integers.
7057 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
7059 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
7061 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
7062 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
7063 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
7064 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
7065 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
7066 X64_SSE_REGPARM_MAX.
7067 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
7068 X64_SSE_REGPARM_MAX.
7070 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7072 * gcc.c (report_times_to_file): New.
7073 (execute): Implement it.
7074 (process_command): Support -time=.
7075 * doc/invoke.texi: Document it.
7077 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7079 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
7080 that have value exprs.
7082 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7084 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
7085 declarations for constants until...
7086 (dw2_output_indirect_constant_1): ... this point.
7088 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
7091 * arm.md (arm_addsi3): Don't try to split an add with an
7092 eliminable register until after reload has completed.
7094 2009-06-03 Ian Lance Taylor <iant@google.com>
7096 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
7097 * genattrtab.c (write_length_unit_log): Likewise.
7098 * genchecksum.c (dosum): Likewise.
7099 * gengtype.c (write_rtx_next): Likewise.
7100 (finish_root_table, write_roots): Likewise.
7101 * gimple.c (gimple_ops_offset_): Likewise.
7102 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
7103 * config/arc/arc.c (arc_attribute_table): Likewise.
7104 * config/arm/arm.c (arm_attribute_table): Likewise.
7105 * config/avr/avr.c (avr_attribute_table): Likewise.
7106 * config/crx/crx.c (crx_attribute_table): Likewise.
7107 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
7108 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
7109 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
7110 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
7111 * config/sh/sh.c (sh_attribute_table): Likewise.
7112 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
7113 * config/spu/spu.c (spu_attribute_table): Likewise.
7114 * config/v850/v850.c (v850_attribute_table): Likewise.
7116 * config/alpha/alpha.c (vms_attribute_table): Make static.
7117 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
7118 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
7119 * config/mips/mips.c (mips_attribute_table): Likewise.
7121 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
7123 (cc1-checksum.o): Likewise.
7125 2009-06-03 Steve Ellcey <sje@cup.hp.com>
7127 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
7129 2009-06-03 Jakub Jelinek <jakub@redhat.com>
7131 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
7132 insn if it is changing sp. Use gen_add3_insn instead of
7133 conditionally gen_addsi3 and gen_adddi3.
7134 (offset_below_red_zone_p): New static inline function.
7135 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
7136 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
7137 * config/rs6000/ppc-asm.h: Include auto-host.h.
7138 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
7139 CFI_RESTORE): Define.
7140 * config/rs6000/crtresxgpr.asm: Add unwind info.
7141 * config/rs6000/crtresxfpr.asm: Likewise.
7142 * config/rs6000/crtresgpr.asm: Likewise.
7143 * config/rs6000/crtresfpr.asm: Likewise.
7144 * config/rs6000/crtsavgpr.asm: Likewise.
7145 * config/rs6000/crtsavfpr.asm: Likewise.
7147 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
7148 argument of DWARF2_FRAME_REG_OUT macros.
7150 2009-06-03 Julian Brown <julian@codesourcery.com>
7152 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
7153 words or less (including TImode) in core registers.
7155 2009-06-03 Richard Guenther <rguenther@suse.de>
7158 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
7160 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
7162 * statistics.c (statistics_counter_event): Do not record event
7163 in pass dump if its number == -1.
7164 (curr_statistics_hash): Add assert that we never get passes
7165 with static number == -1.
7167 2009-06-03 Richard Guenther <rguenther@suse.de>
7168 Andrey Belevantsev <abel@ispras.ru>
7170 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
7171 non-BLKmode arrays addressable.
7173 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
7175 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
7176 * config/m68k/m68k.h: ... here.
7177 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
7180 2009-06-03 Martin Jambor <mjambor@suse.cz>
7182 PR tree-optimization/40323
7183 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
7186 2009-06-03 Richard Guenther <rguenther@suse.de>
7188 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7191 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
7193 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7194 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
7195 JUMP_TABLE_DATA_P where applicable.
7196 * config/sh/sh.c: Ditto.
7197 * config/sh/sh.h: Ditto.
7198 * config/sh/sh.md: Ditto.
7199 * config/sh/symbian.c: Ditto.
7201 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
7203 * config/i386/driver-i386.c (describe_cache): Optimize
7204 concatenation of strings. Use snprintf instead of sprintf.
7205 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
7206 target when not compiling with GCC.
7208 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
7210 * config/sh/sh.c: Revert last change.
7211 (sh_expand_epilogue): Emit a blockage insn before the frame
7212 pointer adjustment unconditionally.
7214 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7216 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
7217 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
7218 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
7219 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
7220 to COLLECT_GCC_OPTIONS.
7222 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7224 * collect2.c (target_system_root): New variable.
7225 (main): Handle --sysroot=.
7226 (ignore_library): Strip the sysroot from the library path.
7228 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7230 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
7231 (collect2.o): Depend on collect2-aix.h.
7232 (collect2-aix.o): New rule.
7233 * collect2-aix.h: New file.
7234 * collect2-aix.c: Likewise.
7235 * collect2.c: Include collect2-aix.h. Don't undefine
7236 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
7237 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
7238 Use TARGET_AIX_VERSION instead of _AIX51.
7239 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
7240 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
7241 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
7242 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
7243 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
7245 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7247 * collect2.c (ignore_library): Avoid premature post-increment
7250 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7252 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
7253 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
7254 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
7255 CROSS_DIRECTORY_STRUCTURE too.
7256 (LINK_LIBG_SPEC): Likewise.
7257 (LIB_SPEC): Add %R to sysroot paths.
7258 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
7259 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
7260 * config/rs6000/aix51.h: As for aix43.h.
7261 * config/rs6000/aix52.h: Likewise.
7262 * config/rs6000/aix53.h: Likewise.
7263 * config/rs6000/aix61.h: Likewise.
7264 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
7265 to the beginning of sysroot paths.
7267 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7269 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
7270 INSN_LISTs that are out of the REG_NOTE range.
7272 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7274 * loop-unroll.c (struct iv_to_split): Add pointer to next.
7275 (struct var_to_expand): Likewise.
7276 (struct opt_info): Add head and tail for linked lists of the above.
7277 (analyze_insn_to_expand_var): Initialize next.
7278 (analyze_iv_to_split_insn): Likewise.
7279 (analyze_insns_in_loop): Create linked lists.
7280 (allocate_basic_variable): Simplify for use without hash table.
7281 (insert_var_expansion_initialization): Likewise, make it type-safer.
7282 (combine_var_copies_in_loop_exit): Likewise.
7283 (apply_opt_in_copies): Walk lists rather than hash tables.
7284 (release_var_copies): Simplified and inlined by hand into...
7285 (free_opt_info): ... this function.
7287 2009-06-02 Richard Guenther <rguenther@suse.de>
7289 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7292 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7294 * cfgexpand.c (gimple_expand_cfg): Discard the source location
7295 only for builtins that are not overridden.
7297 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7299 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
7302 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7304 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
7306 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7308 * combine.c (move_deaths): Compare LUIDs within the same BB only.
7310 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7312 * common.opt (fdump-unnumbered-links): New.
7313 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
7314 * print-rtl.c (flag_dump_unnumbered_links): New.
7315 (print_rtx): Test it.
7317 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
7319 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
7320 push/pop multiple to 8-byte alignment.
7322 2009-06-01 Jakub Jelinek <jakub@redhat.com>
7324 * config/i386/i386.c (queued_cfa_restores): New static variable.
7325 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
7327 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
7328 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
7329 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
7330 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
7331 note unconditionally.
7332 (ix86_emit_restore_regs_using_mov): Likewise.
7333 (ix86_emit_restore_sse_regs_using_mov): Likewise.
7334 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
7335 it through to ix86_emit_restore_reg_using_pop.
7336 (ix86_emit_leave): Add RED_OFFSET argument. Call
7337 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
7338 instead of adding REG_CFA_OFFSET note unconditionally.
7339 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
7340 the above functions. Call ix86_add_queued_cfa_restore_notes when
7343 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
7344 force output of the label even for dwarf2out_do_cfi_asm.
7345 (add_fde_cfi): If -g2 and above and cfi might change CFA,
7346 force creation of CFI label and chain DW_CFA_set_loc jumping to it
7347 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
7349 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
7350 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
7351 dwarf2out_cfi_label callers.
7352 * tree.h (dwarf2out_cfi_label): Adjust prototype.
7353 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
7354 Adjust dwarf2out_cfi_label callers.
7355 * config/vax/vax.c (vax_output_function_prologue): Likewise.
7357 * config/i386/i386.h (struct machine_cfa_state,
7358 struct machine_function): Guard with ifndef USED_FOR_TARGET
7359 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
7362 * emutls.c (__emutls_get_address): Change arr->size to mean number
7363 of allocated arr->data entries instead of # of slots + 1.
7366 * recog.c (peep2_reinit_state): New function.
7367 (peephole2_init_state): Use it at the end of a basic block and also
7368 when seeing a RTX_FRAME_RELATED_P insn.
7370 2009-06-01 Steve Ellcey <sje@cup.hp.com>
7372 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
7373 fixuns_truncrfdi2): New.
7374 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
7375 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
7376 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
7377 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
7378 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
7379 *recip_approx): Remove.
7380 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
7381 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
7382 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
7384 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
7387 2009-06-01 Ian Lance Taylor <iant@google.com>
7389 * attribs.c (register_attribute): Use CONST_CAST.
7390 * collect2.c (main): Use CONST_CAST2.
7391 (scan_prog_file): Likewise.
7392 * gcc.c (process_command, main): Likewise.
7393 * toplev.c (toplev_main): Likewise.
7395 * c-typeck.c (handle_warn_cast_qual): New static function,
7396 partially broken out of build_c_cast.
7397 (build_c_cast): Call handle_warn_cast_qual.
7398 * doc/invoke.texi (Warning Options): Document new effect of
7401 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
7403 * diagnostic.c (diagnostic_build_prefix): Always print columns.
7404 (diagnostic_report_current_module): Print columns.
7405 * common.opt (flag_show_column): Enable by default.
7407 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
7409 * alias.c (find_base_term): Check for NULL term before returning.
7411 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7413 Revert due to PR40320:
7414 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7415 * calls.c (emit_library_call_value_1): Don't force_operand for move
7418 2009-06-01 Olivier Hainque <hainque@adacore.com>
7419 Eric Botcazou <ebotcazou@adacore.com>
7421 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
7422 to be processed as a bitfield for constructor output purposes.
7423 * output.h (initializer_constant_valid_for_bitfield_p): Declare
7425 * varasm.c (oc_local_state): New type, output_constructor
7426 local state to support communication with helpers.
7427 (oc_outer_state): New type, output_constructor outer state of
7428 relevance in recursive calls.
7429 (output_constructor_array_range): New output_constructor helper,
7430 extracted code for an array range element.
7431 (output_constructor_regular_field): New output_constructor helper,
7432 extracted code for an element that is not a bitfield.
7433 (output_constructor_bitfield): New output_constructor helper,
7434 extracted code for a bitfield element. Accept an OUTER state
7435 argument for recursive processing. Recurse on record or array
7436 CONSTRUCTOR values, possibly past noop conversions.
7437 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
7438 VALUE is a valid constant-valued expression for use in a static
7439 bit-field initializer.
7440 (output_constructor): Rework to use helpers. Accept and honor an
7441 OUTER state argument for recursive calls. Return total size. Be
7442 prepared for nested constructors initializing bitfields.
7443 (output_constant): Feed OUTER in calls to output_constructor.
7445 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7447 * calls.c (emit_library_call_value_1): Don't force_operand for move
7450 2009-06-01 Nick Clifton <nickc@redhat.com>
7452 * doc/invoke.texi (IA-64 Options): Fix typo.
7454 2009-06-01 Ira Rosen <irar@il.ibm.com>
7456 PR tree-optimization/39129
7457 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
7459 (vect_do_peeling_for_loop_bound): Use
7460 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7461 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7462 (vect_loop_versioning): Likewise.
7463 (vect_create_cond_for_alias_checks): Fix indentation.
7464 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
7466 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
7467 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
7468 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
7469 "control flow in loop".
7470 (vect_estimate_min_profitable_iters): Use
7471 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7472 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7473 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7474 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
7475 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
7476 statement belongs to a group of strided accesses with the exact code
7478 (vectorizable_load): Likewise.
7479 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
7480 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7482 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
7484 * config/freebsd-stdint.h: New file.
7485 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
7486 Add freebsd-stdint.h to tm_file.
7488 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
7490 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
7491 (thumb2_extendhidi2): Likewise.
7493 2009-05-31 Ian Lance Taylor <iant@google.com>
7495 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
7497 2009-05-31 Ian Lance Taylor <iant@google.com>
7499 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
7500 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
7501 (ipa-reference.o): Depend upon gt-ipa-reference.h.
7503 2009-05-31 Jason Merrill <jason@redhat.com>
7505 * tree-pretty-print.c (print_call_name): Take the callee, not the
7506 call itself. Make non-static. Use dump_function_name for functions.
7507 (dump_generic_node): Adjust.
7508 * diagnostic.h: Declare print_call_name.
7509 * gimple-pretty-print.c (dump_gimple_call): Use it.
7511 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7513 * config/sh/sh.md (ashldi3_std): New define_expand.
7516 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7519 * config/sh/sh.c: Include debug.h.
7520 (sh_expand_epilogue): Emit a blockage insn before the frame
7521 pointer adjustment also when dwarf2out_do_frame returns true.
7523 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7525 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7526 (thumb2_extendqidi2): New pattern.
7528 2009-05-31 Ira Rosen <irar@il.ibm.com>
7530 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
7531 mark phis for renaming.
7532 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
7533 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
7534 Call mark_sym_for_renaming.
7535 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
7536 * tree-vect-loop.c (vect_transform_loop): Remove
7537 vect_memsyms_to_rename initialization and a call to
7538 mark_set_for_renaming.
7540 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7543 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7544 frame related even if !set_cfa && style < 0.
7546 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
7548 * config/i386/mingw-tls.c: New file.
7549 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
7550 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
7551 defining _WIN32 but not __CYGWIN__.
7553 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7555 * configure.ac: Add MPC support.
7557 * config.in, configure: Regenerate.
7559 2009-05-29 Richard Henderson <rth@redhat.com>
7561 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
7562 NOTE_INSN_BASIC_BLOCK.
7563 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
7564 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7565 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
7567 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
7569 (add_cfi): Disable check redefining cfa away from drap.
7570 (lookup_cfa_1): Add remember argument; handle remember/restore.
7571 (lookup_cfa): Pass remember argument.
7572 (cfa_remember): New.
7573 (compute_barrier_args_size_1): Remove sibcall check.
7574 (dwarf2out_frame_debug_def_cfa): New.
7575 (dwarf2out_frame_debug_adjust_cfa): New.
7576 (dwarf2out_frame_debug_cfa_offset): New.
7577 (dwarf2out_frame_debug_cfa_register): New.
7578 (dwarf2out_frame_debug_cfa_restore): New.
7579 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
7580 (dwarf2out_begin_epilogue): New.
7581 (dwarf2out_frame_debug_restore_state): New.
7582 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
7583 DW_CFA_restore_state.
7584 (output_cfi_directive): Likewise.
7585 (convert_cfa_to_fb_loc_list): Likewise.
7586 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
7587 * dwarf2out.h: Update.
7588 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
7589 (copy_insn_1): Early out for null.
7590 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
7591 and dwarf2out_frame_debug_restore_state.
7592 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
7593 (prologue_insn_hash, epilogue_insn_hash): New.
7594 (free_after_compilation): Adjust freeing accordingly.
7595 (record_insns): Create hash table if needed; push insns into
7596 hash instead of array.
7597 (maybe_copy_epilogue_insn): New.
7598 (contains): Search hash table instead of array.
7599 (sibcall_epilogue_contains): Remove.
7600 (thread_prologue_and_epilogue_insns): Split eh_return insns
7601 and mark them as epilogues.
7602 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
7603 scanning in terms of basic blocks.
7604 * insn-notes.def (CFA_RESTORE_STATE): New.
7605 * jump.c (returnjump_p_1): Accept EH_RETURN.
7606 (eh_returnjump_p_1, eh_returnjump_p): New.
7607 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
7608 CFA_REGISTER, CFA_RESTORE): New.
7609 * rtl.def (EH_RETURN): New.
7610 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
7612 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7613 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
7615 * config/i386/i386.c (gen_push): Update cfa state.
7616 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
7617 add a CFA_ADJUST_CFA note.
7618 (ix86_dwarf_handle_frame_unspec): Remove.
7619 (ix86_expand_prologue): Update cfa state.
7620 (ix86_emit_restore_reg_using_pop): New.
7621 (ix86_emit_restore_regs_using_pop): New.
7622 (ix86_emit_leave): New.
7623 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7624 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7625 * config/i386/i386.h (struct machine_cfa_state): New.
7626 (ix86_cfa_state): New.
7627 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7628 (eh_return_internal): Merge from eh_return_<mode>,
7629 use eh_return rtx, split w/ epilogue.
7631 2009-05-29 Ian Lance Taylor <iant@google.com>
7633 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7635 * calls.c (emit_library_call_value_1): Likewise.
7637 * c-typeck.c (c_build_va_arg): New function.
7638 * c-tree.h (c_build_va_arg): Declare.
7639 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7640 instead of build_va_arg.
7642 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7644 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7645 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7646 (ptr_difference_cost): Use affine combinations to compute it.
7647 (difference_cost): Likewise.
7648 (get_computation_cost_at): Compute more accurate cost for addresses
7649 if the ratio is a multiplier allowed in addresses.
7650 For non-addresses, consider that an additional offset or symbol is
7653 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7655 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7656 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7658 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7659 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7660 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7662 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7663 to 1 for TYPE_SSE{IADD1,CVT1}.
7664 (prefix_vex_imm8): Removed.
7665 (length_vex): Only pass 1 as second argument to
7666 ix86_attr_length_vex_default if prefix_extra is 0.
7667 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7668 (length): For prefix vex computation use length_immediate
7669 attribute instead of prefix_vex_imm8.
7670 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7671 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7672 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7673 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7674 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7675 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7676 a space in between the operands.
7677 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7678 if one operand is 0xff and the other one si, di, bp or sp.
7679 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7680 other one si, di, bp or sp.
7681 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7682 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7683 type and mode attributes.
7684 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7685 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7686 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7687 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7688 prefix_data16 attribute iff MODE_DF.
7689 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7690 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7691 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7692 constm128_operand in length_immediate computation.
7693 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7694 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7695 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7696 length_immediate attribute to 1.
7697 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7698 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7699 for certain alternatives.
7700 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7701 prefix_data16 attribute if MODE_V1DF.
7702 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7703 length_immediate to 1.
7704 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7705 length_address to 4, set mode attribute to MODE_DI.
7706 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7707 (fxam<mode>2_i387): Set length attribute to 4.
7708 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7709 *prefetch_3dnow_rex): Override length_address attribute.
7710 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7712 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7713 (constm128_operand): Removed.
7714 * config/i386/i386.c (memory_address_length): For
7715 disp && !index && !base in 64-bit mode account for SIB byte if
7716 print_operand_address can't optimize disp32 into disp32(%rip)
7717 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7718 for fs: or gs: segment.
7719 (ix86_attr_length_immediate_default): When checking if shortform
7720 is possible, truncate immediate to the length of the non-shortened
7722 (ix86_attr_length_address_default): Ignore MEM_P operands
7724 (ix86_attr_length_vex_default): Only check for DImode on
7725 GENERAL_REG_P operands.
7726 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7727 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7728 (sse_cvttps2pi): Clear prefix_rep attribute.
7729 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7731 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7732 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7733 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7734 iff operand 2 is const_int_operand.
7735 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7736 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7737 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7739 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7741 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7742 prefix_data16 attribute for movlpd and movhpd instructions.
7743 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7744 length_immediate for shufpd instruction.
7745 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7746 (avx_cmpp<avxmodesuffixf2c><mode>3,
7747 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7748 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7749 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7750 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7751 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7752 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7753 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7754 prefix_data16 attribute for the first alternative to 1.
7755 (*avx_loadlps): Override length_immediate for the first alternative.
7756 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7757 attributes for second alternative.
7758 (*vec_concatv2sf_sse4_1): Override length_immediate and
7759 prefix_data16 attributes for second alternative.
7760 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7761 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7762 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7763 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7764 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7765 prefix_data16 and length_immediate to 1.
7766 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7768 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7769 prefix_extra attribute for variants that don't have 0f prefix alone.
7770 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7771 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7772 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7773 *sse4_1_pextrd): Set length_immediate to 1.
7774 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7775 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7777 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7778 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7779 length_immediate to 1 for second alternative.
7780 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7781 prefix_extra and length_immediate attributes for the first
7783 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7785 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7786 to 1 for the first and third alternative.
7787 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7789 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7791 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7793 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7794 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7795 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7796 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7797 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7798 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7799 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7800 ssse3_psign<mode>3): Override prefix_rex attribute.
7801 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7802 (ssse3_palignrti): Override length_immediate to 1.
7803 (ssse3_palignrdi): Override length_immediate to 1, override
7804 prefix_rex attribute.
7805 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7806 (sse4a_extrqi): Override length_immediate to 2.
7807 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7808 (sse4a_insertq): Override prefix_data16 to 0.
7809 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7810 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7811 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7812 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7813 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7814 and length_immediate to 1.
7815 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7816 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7817 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7818 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7819 and length_immediate to 1.
7820 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7821 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7822 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7823 avx_ptest256): Override prefix_extra to 1.
7824 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7825 Override prefix_data16 and length_immediate to 1.
7826 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7827 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7828 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7829 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7830 prefix_data16 to 0 and prefix_extra to 2.
7831 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7832 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7834 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7835 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7836 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7837 and prefix_extra to 2.
7838 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7839 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7840 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7841 avx_vpermilvar<mode>3,
7842 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7843 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7844 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7845 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7846 Override prefix_extra to 1.
7847 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
7848 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
7849 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
7850 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
7851 prefix_extra and length_immediate to 1.
7852 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
7854 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
7855 to 1 for the first alternative.
7856 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
7857 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
7859 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
7860 *movv2sf_internal_avx, *movv2sf_internal): Override
7861 prefix_rep attribute for certain alternatives.
7862 (*mov<mode>_internal): Override prefix_rep or prefix_data16
7863 attributes for certain alternatives.
7864 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
7865 attributes for certain alternatives.
7866 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
7867 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
7868 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
7869 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
7870 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
7871 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
7872 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
7873 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
7874 length_immediate to 1 if operand 2 is const_int_operand.
7875 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
7876 *vec_extractv2si_1): Set length_immediate attribute to 1.
7877 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
7878 using old 3DNOW insn rather than SSE/3DNOW_A.
7879 (mmx_emms, mmx_femms): Clear modrm attribute.
7881 2009-05-29 Martin Jambor <mjambor@suse.cz>
7883 * tree-sra.c: New implementation of SRA.
7885 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
7886 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
7887 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
7888 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
7889 (SRA_MAX_STRUCTURE_COUNT): Removed.
7890 (SRA_FIELD_STRUCTURE_RATIO): Removed.
7891 * doc/invoke.texi (sra-max-structure-size): Removed.
7892 (sra-field-structure-ratio): Removed.
7894 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7897 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
7900 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
7902 PR rtl-optimization/40101
7903 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
7904 seqno. Adjust comment.
7905 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
7906 inserting bookkeeping before a jump, the jump is not scheduled.
7907 When no positive seqno found, provide a value. Add comment.
7909 2009-05-29 Richard Guenther <rguenther@suse.de>
7911 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
7912 short-cutting on the first component.
7914 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7917 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
7918 for trees other than decls/types.
7920 2009-05-29 Richard Guenther <rguenther@suse.de>
7922 * tree-ssa-operands.c (get_expr_operands): Do not handle
7923 INDIRECT_REFs in the handled-component case. Remove
7924 unused get_ref_base_and_extent case.
7925 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
7926 tree_low_cst and host_integerp where possible.
7927 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
7928 codes for equivalence.
7929 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
7931 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
7933 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
7934 to tmake_file for i[34567]86-*-cygwin*.
7936 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7939 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
7940 (altivec_categorize_keyword, init_vector_keywords,
7941 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
7944 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
7946 * tree.c (handle_dll_attribute): Check if node is
7947 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
7949 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
7951 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
7953 (thumb2_zero_extendqidi2): Likewise.
7955 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
7957 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
7958 instead of gen_movrt.
7959 * config/sh/sh.md (movrt): Remove.
7961 2009-05-28 Steve Ellcey <sje@cup.hp.com>
7963 * doc/invoke.texi (IA-64 Options):
7964 Add -msdata, -mfused-madd, -mno-inline-float-divide,
7965 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
7966 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
7967 -msched-prefer-non-control-spec-insns,
7968 -msched-stop-bits-after-every-cycle,
7969 -msched-count-spec-in-critical-path,
7970 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
7971 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
7972 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
7973 and -msched-spec-verbose.
7975 2009-05-28 Joseph Myers <joseph@codesourcery.com>
7977 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
7978 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
7980 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
7982 2009-05-28 Richard Guenther <rguenther@suse.de>
7984 * tree-ssa-alias.c (ao_ref_init): New function.
7985 (ao_ref_base): Likewise.
7986 (ao_ref_base_alias_set): Likewise.
7987 (ao_ref_alias_set): Likewise.
7988 (refs_may_alias_p_1): Change signature.
7989 (refs_may_alias_p): Adjust.
7990 (refs_anti_dependent_p): Likewise.
7991 (refs_output_dependent_p): Likewise.
7992 (call_may_clobber_ref_p_1): Change signature.
7993 (call_may_clobber_ref_p): Adjust.
7994 (stmt_may_clobber_ref_p_1): New function split out from ...
7995 (stmt_may_clobber_ref_p): ... here.
7996 (maybe_skip_until): Adjust signature.
7997 (get_continuation_for_phi): Likewise.
7998 (walk_non_aliased_vuses): Likewise.
7999 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
8000 (ao_ref_init): Declare.
8001 (ao_ref_base): Likewise.
8002 (ao_ref_alias_set): Likewise.
8003 (stmt_may_clobber_ref_p_1): Likewise.
8004 (walk_non_aliased_vuses): Adjust.
8005 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
8006 (get_ref_from_reference_ops): remove.
8007 (vn_reference_lookup_2): Adjust signature.
8008 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
8009 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
8010 (vn_reference_lookup): Adjust.
8011 (vn_reference_insert): Likewise.
8012 (vn_reference_insert_pieces): Adjust signature.
8013 (visit_reference_op_call): Adjust.
8014 * tree-ssa-pre.c (get_expr_type): Simplify.
8015 (phi_translate_1): Adjust.
8016 (compute_avail): Likewise.
8017 (translate_vuse_through_block): Do not re-build trees.
8018 (value_dies_in_block_x): Likewise.
8019 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
8021 (vn_reference_lookup_pieces): Adjust declaration.
8022 (vn_reference_insert_pieces): Likewise.
8024 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
8026 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
8027 with checking disabled.
8029 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
8033 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
8034 macro definition for support of three-operand format aligned
8035 .comm directive in assembler on cygwin/pe/mingw target OS.
8036 * configure: Regenerate.
8037 * config.h: Regenerate.
8039 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
8040 aligned form of .comm directive if -mpe-aligned-commons is in effect.
8041 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
8043 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
8044 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
8046 2009-05-28 Ira Rosen <irar@il.ibm.com>
8048 PR tree-optimization/40254
8049 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
8050 in analysis of basic blocks.
8052 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
8055 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
8056 * target-def.h (TARGET_CONST_ANCHOR): New macro.
8057 (TARGET_INITIALIZER): Use it.
8058 * cse.c (CHEAPER): Move it up to the other macros.
8059 (insert): Rename this ...
8060 (insert_with_costs): ... to this. Add cost parameters. Update
8062 (insert): New function. Call insert_with_costs.
8063 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
8064 find_reg_offset_for_const, try_const_anchors): New functions.
8065 (cse_insn): Call try_const_anchors. Adjust cost of src_related
8066 when using a const-anchor. Call insert_const_anchors.
8067 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
8068 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
8070 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8072 * tree-inline.c (remap_decls): Enable nonlocalized variables
8073 when not optimizing.
8075 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8077 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
8078 Simplify other tests involving optimize.
8080 2009-05-27 Tom Tromey <tromey@redhat.com>
8082 * unwind-dw2.c (_Unwind_DebugHook): New function.
8083 (uw_install_context): Call _Unwind_DebugHook.
8085 2009-05-27 Tom Tromey <tromey@redhat.com>
8087 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
8089 2009-05-27 Ian Lance Taylor <iant@google.com>
8091 * Makefile.in (LINKER, LINKER_FLAGS): Define.
8092 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
8093 (ALL_LINKERFLAGS): Define.
8094 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
8095 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8096 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
8097 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8098 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
8099 $(LINKER_FOR_BUILD).
8100 (build/gcov-iov$(build_exeext)): Likewise.
8102 2009-05-27 Julian Brown <julian@codesourcery.com>
8104 * gcse.c (target.h): Include.
8105 (can_assign_to_reg_without_clobbers_p): Check that the target allows
8106 copy of argument to a pseudo register.
8108 2009-05-27 Diego Novillo <dnovillo@google.com>
8110 * tree-ssa-live.c (dump_scope_block): Document arguments.
8111 (dump_scope_blocks): Document.
8112 (debug_scope_blocks): New.
8113 * tree-flow.h (debug_scope_blocks): Declare.
8115 2009-05-21 Denis Chertykov <denisc@overta.ru>
8117 * doc/contrib.texi (Contributors): Add myself to the list.
8119 2009-05-27 Olivier Hainque <hainque@adacore.com>
8121 * expr.c (target_align): New function. Alignment the TARGET of an
8122 assignment may be assume to have.
8123 (highest_pow2_factor_for_target): Use it instead of relying on
8124 immediate tree attributes of TARGET, not necessarily honored when
8125 intermediate bitfields are involved.
8127 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
8130 * config/i386/driver-i386.c (host_detect_local_cpu): Support
8131 AVX, SSE4, AES, PCLMUL and POPCNT.
8133 2009-05-27 Diego Novillo <dnovillo@google.com>
8135 * tree-pretty-print.c (dump_location): New.
8136 (dump_generic_node): Call it.
8137 Factor code to handle BLOCK nodes ...
8138 (dump_block_node): ... here.
8140 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
8142 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
8144 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
8146 * gcc-plugin.h: Include config.h and system.h.
8147 (IN_GCC): Define if not defined.
8149 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
8152 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
8155 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
8157 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
8159 * config/m32r/m32r.h: Ditto.
8160 * config/m32r/m32r.md: Ditto.
8161 * config/m32r/predicates.md: Ditto.
8163 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
8165 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
8167 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
8170 (Loading plugins): typo.
8171 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
8172 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8173 (Interacting with the GCC Garbage Collector): Added new section.
8174 (Giving information about a plugin): Added new section for
8176 * ggc.h (ggc_register_root_tab): Added declaration.
8177 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
8178 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
8179 (register_callback): Improved comment in declaration.
8180 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
8181 (extra_root_vec) Added static variable for dynamic roots registration.
8182 (ggc_register_root_tab) Added new routine.
8183 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
8184 PLUGIN_GGC_MARKING event.
8185 * ggc-zone.c: Include plugin.h.
8186 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8187 * ggc-page.c: Include plugin.h.
8188 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8189 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
8190 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
8191 (register_callback): check lack of callbacks for
8192 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
8193 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
8194 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
8195 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8196 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
8197 dependency on plugin.h.
8198 (plugin.o): Added dependency on ggc.h...
8200 2009-05-26 Richard Guenther <rguenther@suse.de>
8204 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8205 with mismatched comparison modes.
8207 * expr.c (expand_expr_real_1): Expand the operand of a
8208 VIEW_CONVERT_EXPR in its natural mode.
8210 2009-05-26 Ian Lance Taylor <iant@google.com>
8212 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
8213 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
8214 (ALL_COMPILERFLAGS): Define.
8215 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
8216 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8217 (collect2$(exeext), collect2.o): Likewise.
8218 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
8219 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
8220 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
8221 (libbackend.o, intl.o, cppdefault.o): Likewise.
8222 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8223 (build/%.o): Use $(COMPILER_FOR_BUILD).
8224 (build/gen%$(build_exeext)): Likewise.
8225 (build/gcov-iov$(build_exeext)): LIkewise.
8226 * config/t-darwin (darwin.o): Use $(COMPILER).
8227 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
8228 * config/t-sol2 (sol2-c.o): Likewise.
8230 * config/t-vxworks (vxworks.o): Likewise.
8231 * config/x-darwin (host-darwin.o): Likewise.
8232 * config/x-hpux (host-hpux.o): Likewise.
8233 * config/x-linux (host-linux.o): Likewise.
8234 * config/x-solaris (host-solaris.o): Likewise.
8235 * config/alpha/x-alpha (driver-alpha.o): Likewise.
8236 * config/arm/t-arm (arm-c.o): Likewise.
8237 * config/arm/t-pe (pe.o): Likewise.
8238 * config/arm/t-wince-pe (pe.o): Likewise.
8239 * config/i386/t-cygming (winnt.o): Likewise.
8240 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
8241 * config/i386/t-cygwin (cygwin1.o): Likewise.
8242 (cygwin2.o): Likewise.
8243 * config/i386/t-i386 (i386-c.o): Likewise.
8244 * config/i386/t-interix (winnt.o): Likewise.
8245 * config/i386/t-netware (netware.o): Likewise.
8246 * config/i386/t-nwld (nwld.o): Likewise.
8247 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
8248 * config/i386/x-i386 (driver-i386.o): Likewise.
8249 * config/i386/x-cygwin (host-cygwin.o): Likewise.
8250 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
8251 * config/ia64/t-ia64 (ia64-c.o): Likewise.
8252 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
8253 * config/mips/x-native (driver-native.o): Likewise.
8254 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
8255 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
8256 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
8257 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
8258 * config/score/t-score-elf (score7.o): Likewise.
8259 (score3.o): Likewise.
8260 * config/sh/t-sh (sh-c.o): Likewise.
8261 * config/sh/t-symbian (sh-c.o): Likewise.
8262 (symbian.o): Likewise.
8263 * config/spu/t-spu-elf (spu-c.o): Likewise.
8264 * config/v850/t-v850 (v850-c.o): Likewise.
8265 * config/v850/t-v850e (v850-c.o): Likewise.
8267 2009-05-26 Richard Guenther <rguenther@suse.de>
8269 PR tree-optimization/40122
8270 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
8271 VECTOR_CSTs if possible.
8272 (fold_gimple_assign): Likewise.
8274 2009-05-26 Richard Guenther <rguenther@suse.de>
8277 * fold-const.c (fold_binary): Use the correct types for building
8280 2009-05-26 Richard Guenther <rguenther@suse.de>
8282 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
8283 redundant calls to merge_alias_info.
8284 (bump_vector_ptr): Likewise.
8285 * tree-ssa-copy.c (merge_alias_info): Remove.
8286 (replace_exp_1): Remove call to merge_alias_info.
8287 (propagate_tree_value): Likewise.
8288 (fini_copy_prop): Propagate points-to info.
8289 * tree-flow.h (merge_alias_info): Remove.
8291 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8293 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
8295 2009-05-25 Jan Hubicka <jh@suse.cz>
8297 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8298 * cgraph.h (struct inline_summary): New filed self_wize,
8299 size_inlining_benefit, self_time and time_inlining_benefit.
8300 (struct cgraph_global_info): Replace insns by time ans size fields.
8301 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8302 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8303 (ipcp_update_callgraph): Do not touch function bodies.
8304 * ipa-inline.c: Include except.h
8305 (MAX_TIME): New constant.
8306 (overall_insns): Remove.
8308 (overall_size, max_benefit): New static variables.
8309 (cgraph_estimate_time_after_inlining): New function.
8310 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8311 (cgraph_clone_inlined_nodes): Update size.
8312 (cgraph_mark_inline_edge): Update size.
8313 (cgraph_estimate_growth): Use size info.
8314 (cgraph_check_inline_limits): Check size.
8315 (cgraph_default_inline_p): Likewise.
8316 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8317 (cgraph_decide_recursive_inlining): Check size.
8318 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8320 (cgraph_decide_inlining): Likewise.
8321 (cgraph_decide_inlining_incrementally): Likewise; honor
8322 PARAM_EARLY_INLINING_INSNS.
8323 (likely_eliminated_by_inlining_p): New predicate.
8324 (estimate_function_body_sizes): New function.
8325 (compute_inline_parameters): Use it.
8326 * except.c (must_not_throw_labels): New function.
8327 * except.h (must_not_throw_labels): Declare.
8328 * tree-inline.c (init_inline_once): Kill inlining_weigths
8329 * tree-ssa-structalias.c: Avoid uninitialized warning.
8330 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8331 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8332 (PARAM_INLINE_CALL_COST): Remove.
8333 (PARAM_EARLY_INLINING_INSNS): New.
8335 2009-05-25 Richard Guenther <rguenther@suse.de>
8337 PR tree-optimization/36327
8338 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
8339 callback for reference translation or lookup at the point of may-defs.
8340 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
8341 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
8342 for union COMPONENT_REFs.
8343 (vn_reference_lookup_3): New callback. Lookup from memset
8344 and CONSTRUCTOR assignment, translate through struct copies.
8345 (vn_reference_lookup_pieces): Make sure to not free the
8346 passed operands array. Adjust walk_non_aliased_vuses call.
8347 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
8348 make sure we do not leak memory.
8350 2009-05-25 Richard Guenther <rguenther@suse.de>
8352 * tree-ssa-alias.h (dump_points_to_solution): Declare.
8353 * tree-inline.c (expand_call_inline): Reset the escaped and
8355 * tree-ssa-structalias.c (pass_build_ealias): New.
8356 * tree-pass.h (pass_build_ealias): Declare.
8357 * passes.c (init_optimization_passes): Add PTA during
8358 early optimizations.
8359 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
8360 and CALLUSED solutions.
8361 (dump_points_to_solution): New function, split out from ...
8362 (dump_points_to_info_for): ... here.
8363 * tree-parloops.c (parallelize_loops): Reset the escaped and
8366 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8369 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
8370 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
8372 2009-05-25 Ira Rosen <irar@il.ibm.com>
8374 PR tree-optimization/40238
8375 * tree-vect-stmts.c (vect_init_vector): Insert initialization
8376 statements after basic block's labels.
8377 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
8378 to free the allocated memory.
8380 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
8382 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
8383 return address with a USE.
8385 2009-05-24 Richard Guenther <rguenther@suse.de>
8388 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
8389 array type from the main variant of the inner type.
8391 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8393 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
8394 definition to bool (from int) to un-break build.
8395 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
8397 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
8399 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
8400 discard_stmt_changes): Delete.
8401 * tree-ssa-operands.c (scb_stack): Delete.
8402 (init_ssa_operands): Do not initialize it.
8403 (fini_ssa_operands): Do not free it.
8404 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
8406 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
8407 update_stmt, remove the others. Fix comments.
8408 * tree-dfa.c (optimize_stack_restore): Likewise.
8409 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
8410 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
8411 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8412 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
8414 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
8415 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8416 (dom_opt_finalize_block): Likewise, adjusting access to
8418 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
8419 (stmts_to_rescan): Change item type to gimple.
8420 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
8422 2009-05-24 Ira Rosen <irar@il.ibm.com>
8424 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
8425 * tree-pass.h (pass_slp_vectorize): New pass.
8426 * params.h (SLP_MAX_INSNS_IN_BB): Define.
8427 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
8428 * tree-vectorizer.c (timevar.h): Include.
8429 (user_vect_verbosity_level): Declare.
8430 (vect_location): Fix comment.
8431 (vect_set_verbosity_level): Update user_vect_verbosity_level
8432 instead of vect_verbosity_level.
8433 (vect_set_dump_settings): Add an argument. Ignore user defined
8434 verbosity if dump flags require higher level of verbosity. Print to
8435 stderr only for loop vectorization.
8436 (vectorize_loops): Update call to vect_set_dump_settings.
8437 (execute_vect_slp): New function.
8438 (gate_vect_slp): Likewise.
8439 (struct gimple_opt_pass pass_slp_vectorize): New.
8440 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
8442 (vec_info_for_bb): New function.
8443 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
8444 (VECTORIZATION_ENABLED): New macro.
8445 (SLP_ENABLED, SLP_DISABLED): Likewise.
8446 (vect_is_simple_use): Add bb_vec_info argument.
8447 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
8448 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
8449 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
8450 vect_schedule_slp, vect_analyze_slp): Likewise.
8451 (vect_analyze_stmt): Add slp_tree argument.
8452 (find_bb_location): Declare.
8453 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8454 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
8455 (vect_analyze_loop_operations, vect_analyze_loop,
8456 get_initial_def_for_induction, vect_create_epilog_for_reduction,
8457 vect_finalize_reduction, vectorizable_reduction,
8458 vectorizable_live_operation, vect_transform_loop): Likewise.
8459 * tree-data-ref.c (dr_analyze_innermost): Update comment,
8460 skip evolution analysis if analyzing a basic block.
8461 (dr_analyze_indices): Likewise.
8462 (initialize_data_dependence_relation): Skip the test whether the
8463 object is invariant for basic blocks.
8464 (compute_all_dependences): Skip dependence analysis for data
8465 references in basic blocks.
8466 (find_data_references_in_stmt): Don't fail in case of invariant
8467 access in basic block.
8468 (find_data_references_in_bb): New function.
8469 (find_data_references_in_loop): Move code to
8470 find_data_references_in_bb and add a call to it.
8471 (compute_data_dependences_for_bb): New function.
8472 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
8473 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
8475 (vect_analyze_data_ref_dependence): Check for interleaving in case of
8476 unknown dependence in basic block and fail in case of dependence in
8478 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
8479 dependence instances from either loop or basic block vectorization
8481 (vect_compute_data_ref_alignment): Check if it is loop vectorization
8482 before calling nested_in_vect_loop_p.
8483 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
8484 dependence instances from either loop or basic block vectorization
8486 (vect_verify_datarefs_alignment): Likewise.
8487 (vect_enhance_data_refs_alignment): Adjust function calls.
8488 (vect_analyze_data_refs_alignment): Likewise.
8489 (vect_analyze_group_access): Fix printing. Skip different checks if
8490 DR_STEP is 0. Keep strided stores either in loop or basic block
8491 vectorization data structure. Fix indentation.
8492 (vect_analyze_data_ref_access): Fix comments, allow zero step in
8494 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
8495 dependence instances from either loop or basic block vectorization
8497 (vect_analyze_data_refs): Update comment. Call
8498 compute_data_dependences_for_bb to analyze basic blocks.
8499 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
8500 case of loop vectorization. In case of basic block vectorization use
8501 data-ref itself as a base.
8502 (vect_create_data_ref_ptr): In case of basic block vectorization:
8503 don't advance the pointer, add new statements before the current
8504 statement. Adjust function calls.
8505 (vect_supportable_dr_alignment): Support only aligned accesses in
8506 basic block vectorization.
8507 * common.opt (ftree-slp-vectorize): New flag.
8508 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
8509 (vect_pattern_recog_1): Likewise.
8510 * tree-vect-stmts.c (process_use): Likewise.
8511 (vect_init_vector): Add new statements in the beginning of the basic
8512 block in case of basic block SLP.
8513 (vect_get_vec_def_for_operand): Adjust function calls.
8514 (vect_finish_stmt_generation): Likewise.
8515 (vectorizable_call): Add assert that it is loop vectorization, adjust
8517 (vectorizable_conversion, vectorizable_assignment): Likewise.
8518 (vectorizable_operation): In case of basic block SLP, take
8519 vectorization factor from statement's type and skip the relevance
8520 check. Adjust function calls.
8521 (vectorizable_type_demotion): Add assert that it is loop
8522 vectorization, adjust function calls.
8523 (vectorizable_type_promotion): Likewise.
8524 (vectorizable_store): Check for outer loop only in case of loop
8525 vectorization. Adjust function calls. For basic blocks, skip the
8526 relevance check and don't advance pointers.
8527 (vectorizable_load): Likewise.
8528 (vectorizable_condition): Add assert that it is loop vectorization,
8529 adjust function calls.
8530 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
8531 that it is not reduction, get vector type, call only supported
8532 functions, skip loop specific parts.
8533 (vect_transform_stmt): Check for outer loop only in case of loop
8535 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
8536 (vect_is_simple_use): Fix comment, add new argument, fix conditions
8537 for external definition.
8538 * passes.c (pass_slp_vectorize): New pass.
8539 * tree-vect-slp.c (find_bb_location): New function.
8540 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
8541 check for patterns only in loops.
8542 (vect_build_slp_tree): Add argument, adjust function calls, fail in
8543 case of multiple types in basic block SLP.
8544 (vect_mark_slp_stmts_relevant): New function.
8545 (vect_supported_load_permutation_p): Fix comment.
8546 (vect_analyze_slp_instance): Add argument. In case of basic block
8547 SLP, take vectorization factor from statement's type, check that
8548 unrolling factor is 1. Adjust function call. Save SLP instance in
8549 either loop or basic block vectorization structure. Return FALSE,
8551 (vect_analyze_slp): Add argument. Get strided stores groups from
8552 either loop or basic block vectorization structure. Return FALSE
8553 if basic block SLP failed.
8554 (new_bb_vec_info): New function.
8555 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
8556 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
8557 (vect_schedule_slp): Add argument. Get SLP instances from either
8558 loop or basic block vectorization structure. Set vectorization factor
8559 to be 1 for basic block SLP.
8560 (vect_slp_transform_bb): New function.
8561 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
8563 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8565 * final.c (shorten_branches): Do not align labels for jump tables.
8566 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8568 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
8570 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
8571 Remove outdated reference to flow.c and fix nits.
8572 * doc/gccint.texi: Tweak RTL description.
8573 * doc/rtl.texi: Likewise.
8575 2009-05-23 Denis Chertykov <chertykov@gmail.com>
8577 * config/avr/avr.c: Change my email address.
8578 * config/avr/avr.h: Likewise.
8579 * config/avr/avr.md: Likewise.
8580 * config/avr/avr-protos.h: Likewise.
8581 * config/avr/libgcc.S: Likewise.
8583 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8585 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
8586 (spu_split_load, spu_split_store): Change return type to int.
8587 (spu_split_convert): Declare.
8588 * config/spu/predicates.md (spu_mem_operand): Remove.
8589 (spu_mov_operand): Update.
8590 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
8591 * config/spu/spu.c (regno_aligned_for_load): Remove.
8592 (reg_aligned_for_addr, spu_expand_load): Define.
8593 (spu_expand_extv): Reimplement and handle MEM.
8594 (spu_expand_insv): Handle MEM.
8595 (spu_sched_reorder): Handle insn's with length 0.
8596 (spu_legitimate_address_p): Reimplement.
8597 (store_with_one_insn_p): Return TRUE for any mode with size
8598 larger than 16 bytes.
8599 (address_needs_split): Define.
8600 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
8602 (spu_convert_move): Define.
8603 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
8604 (spu_split_store): Change all MEM's to TImode.
8605 (spu_init_expanders): Preallocate registers that correspond to
8606 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
8608 (spu_split_convert): Define.
8609 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
8610 (_move<mode>, _movdi, _movti): Update predicate and condition.
8611 (load, store): Change to define_split.
8612 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
8614 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
8615 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
8616 define_insn_and_split of lshr<mode>3.
8617 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8618 (<v>ashr<mode>3_imm): Define.
8619 (extv, extzv, insv): Allow MEM operands.
8620 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8621 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8622 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8623 (_spu_convert2): Change to define_insn_and_split and remove the
8624 corresponding define_peephole2.
8625 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8626 Change predicates to memory_operand.
8628 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8630 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8632 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8634 PR tree-optimization/40219
8635 * tree.c (iterative_hash_expr): Make sure the builtin function is
8636 a normal builtin function and not a front end or back end builtin
8637 before indexing into the built_in_decls array.
8639 2009-05-22 Richard Guenther <rguenther@suse.de>
8642 * alias.c (write_dependence_p): Do not use TBAA for answering
8643 anti-dependence or output-dependence.
8644 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8645 (emit_pointer_definition): Remove.
8646 (emit_alias_warning): Likewise.
8647 (find_what_var_points_to): Remove TBAA pruning code.
8648 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8650 (compute_points_to_sets): Remove code computing the set of
8651 dereferenced pointers.
8652 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8653 oracle for querying anti and output dependencies.
8654 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8655 if TBAA may be applied.
8656 (refs_anti_dependent_p): New function.
8657 (refs_output_dependent_p): Likewise.
8658 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8659 (refs_output_dependent_p): Likewise.
8660 * doc/tree-ssa.texi (Memory model): New section.
8661 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8662 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8663 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8664 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8665 * expr.c (expand_expr_real_1): Likewise.
8666 * gimple-low.c (lower_stmt): Likewise.
8667 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8668 (dump_gimple_cdt): Remove.
8669 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8670 (gimple_size): Likewise.
8671 (walk_gimple_op): Likewise.
8672 (is_gimple_stmt): Likewise.
8673 (walk_stmt_load_store_addr_ops): Likewise.
8674 (gimple_build_cdt): Remove.
8675 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8676 * gimple.h (gimple_cdt_new_type): Remove.
8677 (gimple_cdt_new_type_ptr): Likewise.
8678 (gimple_cdt_set_new_type): Likewise.
8679 (gimple_cdt_location): Likewise.
8680 (gimple_cdt_location_ptr): Likewise.
8681 (gimple_cdt_set_location): Likewise.
8682 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8683 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8684 GIMPLE_CHANGE_DYNAMIC_TYPE.
8685 (verify_types_in_gimple_stmt): Likewise.
8686 * tree-inline.c (estimate_num_insns): Likewise.
8687 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8688 (copy_decl_to_var): Likewise.
8689 (copy_result_decl_to_var): Likewise.
8690 * tree-pretty-print.c (dump_generic_node): Do not handle
8691 CHANGE_DYNAMIC_TYPE_EXPR.
8692 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8693 * tree-ssa-operands.c (get_expr_operands): Likewise.
8694 * tree-ssa-structalias.c (struct variable_info): Remove
8695 no_tbaa_pruning member.
8696 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8697 (unify_nodes): Do not copy it.
8698 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8699 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8700 (set_uids_in_ptset): Do not check it.
8701 (find_what_var_points_to): Likewise.
8702 (compute_tbaa_pruning): Remove.
8703 (compute_points_to_sets): Do not call it.
8704 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8705 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8706 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8707 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8708 (DECL_NO_TBAA_P): Likewise.
8709 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8710 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8711 (expand_omp_atomic_pipeline): Do not set it.
8712 * print-tree.c (print_node): Do not dump it.
8713 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8716 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8719 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8722 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8724 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8727 2009-05-22 Ben Elliston <bje@au.ibm.com>
8729 * Makefile.in (bversion.h, s-bversion): New targets.
8730 (TOPLEV_H): Add bversion.h.
8731 * toplev.h: Include "bversion.h".
8732 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8733 the __format__ attribute only if compiling with the same version
8734 of GCC as the sources (the "build version").
8736 2009-05-22 Ben Elliston <bje@au.ibm.com>
8738 * c-format.c (handle_format_attribute): Fix comment typo.
8740 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8743 * config/ia64/ia64.opt (mfused-madd): New.
8744 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8745 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8746 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8747 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8748 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8749 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8750 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8751 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8752 instruction if !TARGET_FUSED_MADD.
8753 (fpma, fpms): Remove colon from name.
8755 2009-05-22 Richard Guenther <rguenther@suse.de>
8757 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8758 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8759 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8761 (create_expression_by_pieces): Only convert if necessary.
8762 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8763 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8765 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8767 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8768 regular pattern from a template and rename it ...
8769 (*extzv_truncsi_exts): ... to this.
8771 2009-05-21 Richard Guenther <rguenther@suse.de>
8773 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8774 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8775 (cgraph_default_inline_p): Likewise.
8776 (cgraph_decide_inlining_incrementally): Likewise.
8778 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8779 Uros Bizjak <ubizjak@gmail.com>
8781 * config/i386/cpuid.h (bit_MOVBE): New.
8783 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8785 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8786 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8787 (ix86_handle_option): Handle OPT_mmovbe.
8788 (ix86_target_string): Add -mmovbe.
8789 (pta_flags): Add PTA_MOVBE.
8790 (processor_alias_table): Add PTA_MOVBE to "atom".
8791 (override_options): Handle PTA_MOVBE.
8793 * config/i386/i386.h (TARGET_MOVBE): New.
8795 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8796 (*bswapsi_movbe): New.
8797 (*bswapdi_movbe): Likewise.
8798 (bswapdi2): Renamed to ...
8800 (bswapdi2): New expander.
8802 * config/i386/i386.opt (mmovbe): New.
8804 * doc/invoke.texi: Document -mmovbe.
8806 2009-05-21 Taras Glek <tglek@mozilla.com>
8808 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8809 * gcc-plugin.h (plugin_init): Updated signature.
8810 * gcc-plugin.h (plugin_name_args): Moved to this header.
8811 * doc/plugins.texi (plugin_init): Updated documention to reflect
8813 * doc/plugins.texi (plugin_name_args): Added to documention.
8815 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8817 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8818 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8820 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8822 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8823 JUMP_TABLE_DATA_P predicates where applicable.
8824 * config/i386/predicates.md: Ditto.
8825 * config/i386/sse.md: Ditto.
8827 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8829 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8830 operand2 -128 override length_immediate attribute to 1.
8831 * config/i386/predicates.md (constm128_operand): New predicate.
8833 * config/i386/i386.c (memory_address_length): Handle %r12
8834 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8836 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8837 mode look through optional ZERO_EXTEND and SUBREG.
8838 * config/i386/i386.md (R12_REG): New define_constant.
8839 (prefix_data16): For sse unit set also for MODE_TI insns.
8840 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8841 insns set if operand 1 is ext_QIreg_operand.
8842 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8843 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8845 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8846 mode from MODE_DI to MODE_SI.
8847 (movdi_1_rex64): Override modrm and length_immediate attributes
8848 only for movabs (TYPE_IMOV, alternative 2).
8849 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
8850 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
8851 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
8852 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
8853 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
8854 prefix_rex attribute if DImode.
8855 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
8856 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8857 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
8858 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
8859 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
8860 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
8861 Likewise. For TYPE_IMOV clear length_immediate attribute.
8862 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
8863 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
8864 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
8865 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8866 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
8867 or one operand TYPE_ISHIFT.
8868 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
8869 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
8870 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
8871 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
8872 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
8873 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
8874 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
8875 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
8876 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
8877 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
8878 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
8879 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
8880 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
8881 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
8882 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
8883 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
8884 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
8885 set mode attribute, don't override length attribute.
8886 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
8888 (return_internal_long): Set length attribute to 2 instead of 1.
8889 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
8890 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
8891 prefix_rex attribute.
8892 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
8894 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
8896 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8898 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
8900 2009-05-20 Ian Lance Taylor <iant@google.com>
8902 * tree.c (build_tree_list_vec_stat): New function.
8903 (ctor_to_vec): New function.
8904 (build_nt_call_vec): New function.
8905 (build_call_array): Change args to be a const pointer.
8906 (build_call_vec): New function.
8907 * tree.h (build_nt_call_vec): Declare.
8908 (build_tree_list_vec_stat): Declare.
8909 (build_tree_list_vec): Define.
8910 (build_call_array): Update declaration.
8911 (build_call_vec): Declare.
8912 (ctor_to_vec): Declare.
8913 * c-common.c (tree_vector_cache): New static variable.
8914 (make_tree_vector): New function.
8915 (release_tree_vector): New function.
8916 (make_tree_vector_single): New function.
8917 (make_tree_vector_copy): New function.
8918 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
8919 (make_tree_vector_single, make_tree_vector_copy): Declare.
8920 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
8921 (c_parser_expr_list): Don't manage cache here, instead call
8923 (c_parser_release_expr_list): Remove static function.
8924 (c_parser_vec_to_tree_list): Remove static function.
8925 (c_parser_attributes): Call build_tree_list_vec instead of
8926 c_parser_vec_to_tree_list. Call release_tree_vector instead of
8927 c_parser_release_expr_list.
8928 (c_parser_postfix_expression_after_primary): Likewise.
8929 (c_parser_objc_keywordexpr): Likewise.
8931 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
8933 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
8934 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
8935 TARGET_CONVERT_TO_TYPE.
8936 * hooks.c (hook_tree_const_tree_null): Define.
8937 * hooks.h (hook_tree_const_tree_null): Declare.
8938 * target.h (struct gcc_target): Add invalid_parameter_type,
8939 invalid_return_type, promoted_type, and convert_to_type fields.
8940 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
8941 (TARGET_INVALID_RETURN_TYPE): Define.
8942 (TARGET_PROMOTED_TYPE): Define.
8943 (TARGET_CONVERT_TO_TYPE): Define.
8944 (TARGET_INITIALIZER): Update for new fields.
8945 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
8946 (grokparms): Check targetm.invalid_parameter_type.
8947 * c-typeck.c (default_conversion): Check targetm.promoted_type.
8948 * c-convert.c (convert): Check targetm.convert_to_type.
8950 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
8952 * config/mips/mips.md (*extenddi_truncate<mode>,
8953 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
8955 (*extendhi_truncateqi): New define_insn_and_sptit.
8957 2009-05-20 Jakub Jelinek <jakub@redhat.com>
8960 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
8961 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
8963 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
8965 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
8966 the operand of VIEW_CONVERT_EXPR.
8968 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
8970 * config/i386/driver-i386.c (host_detect_local_cpu): Check
8971 extended family and model for Intel processors. Support Intel Atom.
8973 2009-05-20 Olivier Hainque <hainque@adacore.com>
8975 * gstab.h (stab_code_type): Define, to be used instead of the
8976 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
8978 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
8979 occurrences by stab_code_type.
8980 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
8982 2009-05-20 Martin Jambor <mjambor@suse.cz>
8984 * tree-flow.h (insert_edge_copies_seq): Undeclare.
8985 (sra_insert_before): Likewise.
8986 (sra_insert_after): Likewise.
8987 (sra_init_cache): Likewise.
8988 (sra_type_can_be_decomposed_p): Likewise.
8989 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
8990 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
8991 (sra_insert_before): Likewise.
8992 (sra_insert_after): Likewise.
8993 (sra_init_cache): Likewise.
8994 (insert_edge_copies_seq): Made static and moved upwards.
8996 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
8999 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
9001 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
9002 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
9005 2009-05-20 Richard Guenther <rguenther@suse.de>
9007 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
9008 with mismatched comparison modes.
9010 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9012 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
9013 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
9014 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
9015 with shifts for Thumb2.
9016 (orsi_notsi): New for orn.
9017 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
9018 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
9019 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
9020 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
9021 Don't invert remainder for IOR.
9023 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
9025 PR tree-optimization/40087
9026 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
9027 number_of_iterations_ne): Rename never_infinite argument.
9028 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
9029 number_of_iterations_le): Handle pointer-type ivs when
9030 exit_must_be_taken is false.
9031 (number_of_iterations_cond): Do not always assume that
9032 exit_must_be_taken if the control variable is a pointer.
9034 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9036 * c-typeck.c (build_binary_op): Allow % on integal vectors.
9037 * doc/extend.texi (Vector Extension): Document that % is allowed too.
9039 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
9041 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
9042 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
9044 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9047 * c.opt (Wlogical-op): Disabled by default.
9048 * c-opt (c_common_post_options): Do not enable Wlogical-op with
9050 * doc/invoke.texi (Wlogical-op): Likewise.
9052 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
9054 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
9056 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
9057 Propagate the type of the first operand.
9058 <ASSERT_EXPR>: Simplify.
9059 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
9060 Rewrite using the RHS code as discriminant.
9061 <NOP_EXPR>: Turn into CASE_CONVERT.
9062 <PLUS_EXPR>: Propagate the type of the first operand.
9064 2009-05-19 Steve Ellcey <sje@cup.hp.com>
9066 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
9067 (ia64_dconst_0_375): New.
9068 * config/ia64/ia64.c (ia64_override_options): Remove
9069 -minline-sqrt-min-latency warning.
9070 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
9071 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
9072 * config/ia64/ia64.md (*sqrt_approx): Remove.
9073 (sqrtsf2): Remove #if 0.
9074 (sqrtsf2_internal_thr): Rewrite and move to div.md.
9075 (sqrtdf): Remove assert.
9076 (sqrtdf2_internal_thr): Rewrite and move to div.md.
9077 (sqrtxf2): Remove #if 0.
9078 (sqrtxf2_internal_thr): Rewrite and move to div.md.
9079 * div.md (sqrt_approx_rf): New.
9080 (sqrtsf2_internal_thr): New implementation.
9081 (sqrtsf2_internal_lat): New.
9082 (sqrtdf2_internal_thr: New implementation.
9083 (sqrtxf2_internal): New implementation.
9085 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
9086 Hans-Peter Nilsson <hp@axis.com>
9088 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
9089 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
9090 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
9091 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
9092 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
9093 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
9094 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
9095 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
9096 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
9097 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
9098 * c-common.c: ...from here.
9100 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9102 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
9104 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9106 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
9108 2009-05-19 Ben Elliston <bje@au.ibm.com>
9110 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
9111 assignments with memcpy calls.
9112 (add_fdes): Likewise.
9113 (binary_search_unencoded_fdes): Likewise.
9114 (linear_search_fdes): Eliminate type puns.
9116 2009-05-19 Richard Guenther <rguenther@suse.de>
9118 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
9119 not falsely claim to have propagated into all uses.
9121 2009-05-19 Ben Elliston <bje@au.ibm.com>
9123 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
9126 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9128 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
9129 * config/sh/sh.c (sh_legitimate_address_p): Make static.
9130 (TARGET_LEGITIMATE_ADDRESS_P): New.
9131 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9132 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9134 2009-05-18 Dodji Seketeli <dodji@redhat.com>
9137 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
9138 child of the containing namespace's DIE.
9140 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
9142 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
9143 *zero_extendhi_truncqi): Move after the zero_extend patterns.
9144 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
9147 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
9150 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
9151 gen_align with gen_pad.
9152 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
9153 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
9155 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
9156 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
9158 * config/i386/i386.md (align): Renamed to ...
9159 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
9160 ASM_OUTPUT_MAX_SKIP_PAD.
9162 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
9164 * config.gcc: Fix variable syntax.
9167 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
9168 before calling exact_log2.
9169 (output_iorsi3): Likewise.
9170 (output_xorsi3): Likewise.
9172 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9174 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
9175 for the none zero constant operand except for EQ and NE
9176 comprisons even when the first operand is R0.
9178 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
9180 * config/s390/2064.md: Remove trailing whitespaces.
9181 * config/s390/2084.md: Likewise.
9182 * config/s390/constraints.md: Likewise.
9183 * config/s390/fixdfdi.h: Likewise.
9184 * config/s390/libgcc-glibc.ver: Likewise.
9185 * config/s390/s390-modes.def: Likewise.
9186 * config/s390/s390-protos.h: Likewise.
9187 * config/s390/s390.c: Likewise.
9188 * config/s390/s390.h: Likewise.
9189 * config/s390/s390.md: Likewise.
9190 * config/s390/tpf-unwind.h: Likewise.
9192 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9194 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
9196 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9199 * configure.ac (m68k-*-*): Check if binutils support TLS.
9200 * configure: Regenerate.
9201 * config/m68k/predicates.md (symbolic_operand): Extend comment.
9202 * config/m68k/constraints.md (Cu): New constraint.
9203 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
9204 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
9205 (movsi): Handle TLS symbols.
9206 (addsi3_5200): Handle XTLS symbols, indent.
9207 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
9208 (m68k_tls_reference_p): Declare.
9209 (m68k_legitimize_address): Declare.
9210 (m68k_unwrap_symbol): Declare.
9211 * config/m68k/m68k.opt (mxtls): New option.
9212 * config/m68k/m68k.c (ggc.h): Include.
9213 (m68k_output_dwarf_dtprel): Implement hook.
9214 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
9215 (m68k_expand_prologue): Load GOT pointer when function needs it.
9216 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
9217 (m68k_legitimate_constant_address_p): Same.
9218 (m68k_decompose_address): Handle TLS references.
9219 (m68k_get_gp): New static function.
9220 (enum m68k_reloc): New contants.
9221 (TLS_RELOC_P): New macro.
9222 (m68k_wrap_symbol): New static function.
9223 (m68k_unwrap_symbol): New function.
9224 (m68k_final_prescan_insn_1): New static function.
9225 (m68k_final_prescan_insn): New function.
9226 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
9228 (legitimize_pic_address): Handle TLS references..
9229 (m68k_tls_get_addr, m68k_get_tls_get_addr)
9230 (m68k_libcall_value_in_a0_p)
9231 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
9232 (m68k_call_m68k_read_tp): Helper variables and functions for ...
9233 (m68k_legitimize_tls_address): Handle TLS references.
9234 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
9236 (m68k_legitimize_address): Handle TLS symbols.
9237 (m68k_get_reloc_decoration): New static function.
9238 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
9240 (m68k_output_dwarf_dtprel): Implement hook.
9241 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
9242 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
9243 m68k_call_* routines.
9244 (sched_attr_op_type): Handle TLS symbols.
9245 (gt-m68k.h): Include.
9246 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
9247 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
9249 2009-05-18 Martin Jambor <mjambor@suse.cz>
9251 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
9252 (visit_store_addr_for_mod_analysis): New function.
9253 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
9254 (determine_cst_member_ptr): Use gimple_assign_single_p.
9255 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
9256 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
9257 operands. Don't check number of operands of a NOP_EXPR.
9259 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
9261 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
9263 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
9266 * c-common.c (warn_logical_operator): Don't warn if one of
9267 expression isn't always true or false.
9269 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
9271 * config/i386/biarch32.h: New file.
9272 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
9274 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
9276 * config/mips/mips.md (*zero_extend<mode>_trunchi,
9277 *zero_extend<mode>_truncqi): Merge these into ...
9278 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
9279 Name the pattern following this as *zero_extendhi_truncqi.
9281 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
9284 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
9285 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
9286 (output_info): Make field HOST_WIDEST_INT.
9287 (print_statistics): Use HOST_WIDEST_INT_PRINT.
9288 (dump_bitmat_statistics): Same.
9290 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
9292 * config.gcc (use_gcc_stdint): Set to wrap.
9293 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
9294 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9295 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9296 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9297 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9298 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9299 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9300 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9302 2009-05-16 Joseph Myers <joseph@codesourcery.com>
9304 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
9306 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
9307 Move definitions earlier.
9308 (OPT_ARCH64, OPT_ARCH32): Define.
9309 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
9312 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9315 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
9318 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9320 * arm.md (movdi2): Copy non-reg values to DImode registers.
9322 2009-05-16 Jakub Jelinek <jakub@redhat.com>
9325 * final.c (label_to_max_skip): New function.
9326 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
9327 CODE_LABEL_NUMBER <= max_labelno.
9328 * output.h (label_to_max_skip): New prototype.
9329 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
9330 (ix86_avoid_jump_mispredicts): ... this. Don't define if
9331 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
9332 Handle CODE_LABELs with >= 16 byte alignment or with
9333 max_skip == (1 << align) - 1.
9334 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
9335 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
9338 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
9339 .p2align 3 if MAX_SKIP is smaller than 7.
9340 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9342 2009-05-15 Ian Lance Taylor <iant@google.com>
9344 * alias.c (struct alias_set_entry_d): Rename from struct
9345 alias_set_entry. Change all uses.
9346 * except.c (struct call_site_record_d): Rename from struct
9347 call_site_record. Change all uses.
9348 * except.h (struct eh_region_d): Rename from struct eh_region.
9350 * gcse.c (struct hash_table_d): Rename from struct hash_table.
9352 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
9353 ivtype_map_elt. Change all uses.
9354 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
9356 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
9357 * graphite.h (struct name_tree_d): Rename from struct name_tree.
9359 (struct sese_d): Rename from struct sese. Change all uses.
9360 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
9361 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
9362 * optabs.h (struct optab_d): Rename from struct optab. Change all
9364 (struct convert_optab_d): Rename from struct convert_optab.
9366 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
9367 ipa_opt_pass. Change all uses.
9368 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
9371 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
9372 defined as a typedef.
9373 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
9376 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9379 * fold-const.c (make_range,build_range_check,merge_ranges): Move
9381 (merge_ranges): Returns bool.
9382 * tree.h (make_range): .. to here.
9383 (build_range_check): Likewise.
9384 (merge_ranges): Likewise. Renamed from merge_ranges.
9385 * c-typeck.c (parser_build_binary_op): Update calls to
9386 warn_logical_operator.
9387 * c-common.c (warn_logical_operator): Add new warning.
9388 * c-common.h (warn_logical_operator): Update declaration.
9390 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9392 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
9394 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9396 * doc/install.texi: Document MPC requirements, flags etc.
9398 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
9399 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
9400 Evaluate constant arguments.
9401 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
9402 (fold_builtin_1): Likewise, also evaluate constant arguments.
9403 Remove superfluous break.
9404 (do_mpc_ckconv): New.
9405 * real.h: Include mpc.h.
9406 * toplev.c (print_version): Output MPC version info if available.
9408 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9410 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
9412 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
9414 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
9417 2009-05-15 Jan Hubicka <jh@suse.cz>
9419 * doc/invoke.texi (max-early-inliner-iterations): New flag.
9420 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
9421 (try_inline): Fix return value.
9422 (cgraph_decide_inlining_incrementally): Honor new value.
9423 (cgraph_early_inlining): Handle indirect inlining.
9424 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
9426 2009-05-15 Jan Hubicka <jh@suse.cz>
9428 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
9429 * cgraphunit.c (cgraph_finalize_function): Set it.
9430 (cgraph_expand_function): Use it.
9432 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9434 * real.c (encode_ieee_half): Define.
9435 (decode_ieee_half): Define.
9436 (ieee_half_format): Define.
9437 (arm_half_format): Define.
9438 * real.h (ieee_half_format): Declare.
9439 (arm_half_format): Declare.
9441 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9443 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
9444 swapped, and reversed optabs exist before trying to use them.
9446 2009-05-15 Paul Brook <paul@codesourcery.com>
9447 Sandra Loosemore <sandra@codesourcery.com>
9449 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
9450 loads. Allow PRE_DEC.
9451 (output_move_neon): Handle PRE_DEC.
9452 (arm_print_operand): Add 'A' for neon structure loads.
9453 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
9454 * config/arm/neon.md (neon_mov): Update comment.
9455 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
9457 (Um): New constraint.
9459 2009-05-15 Jan Hubicka <jh@suse.cz>
9461 Revert the following patch until testsuite fallout is fixed:
9462 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9463 * cgraph.h (struct inline_summary): New filed self_wize,
9464 size_inlining_benefit, self_time and time_inlining_benefit.
9465 (struct cgraph_global_info): Replace insns by time ans size fields.
9466 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9467 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9468 (ipcp_update_callgraph): Do not touch function bodies.
9469 * ipa-inline.c: Include except.h
9470 (MAX_TIME): New constant.
9471 (overall_insns): Remove
9472 (overall_size, max_benefit): New static variables.
9473 (cgraph_estimate_time_after_inlining): New function.
9474 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9475 (cgraph_clone_inlined_nodes): Update size.
9476 (cgraph_mark_inline_edge): Update size.
9477 (cgraph_estimate_growth): Use size info.
9478 (cgraph_check_inline_limits): Check size.
9479 (cgraph_default_inline_p): Likewise.
9480 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9481 (cgraph_decide_recursive_inlining): Check size.
9482 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9484 (cgraph_decide_inlining): Likewise.
9485 (cgraph_decide_inlining_incrementally): Likewise; honor
9486 PARAM_EARLY_INLINING_INSNS.
9487 (likely_eliminated_by_inlining_p): New predicate.
9488 (estimate_function_body_sizes): New function.
9489 (compute_inline_parameters): Use it.
9490 * except.c (must_not_throw_labels): New function.
9491 * except.h (must_not_throw_labels): Declare.
9492 * tree-inline.c (init_inline_once): Kill inlining_weigths
9493 * tree-ssa-structalias.c: Avoid uninitialized warning.
9494 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9495 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9496 (PARAM_INLINE_CALL_COST): Remove.
9497 (PARAM_EARLY_INLINING_INSNS): New.
9499 2009-05-15 Richard Guenther <rguenther@suse.de>
9501 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
9502 not TODO_update_ssa.
9504 2009-05-15 Richard Guenther <rguenther@suse.de>
9506 PR tree-optimization/39999
9507 * gimple.h (gimple_expr_type): Use the expression type looking
9508 through useless conversions.
9509 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
9510 (vn_nary_op_insert_stmt): Likewise.
9511 (simplify_binary_expression): Likewise.
9513 2009-05-15 Richard Guenther <rguenther@suse.de>
9515 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9516 New options, enabled by default.
9517 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9519 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
9520 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
9521 * tree-ssa-structalias.c (gate_tree_pta): New function.
9522 (pass_build_alias): Use it.
9524 2009-05-15 Joseph Myers <joseph@codesourcery.com>
9526 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
9527 recurse on an invariant address if a conversion from a pointer
9528 type to a wider integer type is involved.
9530 2009-05-15 Jan Hubicka <jh@suse.cz>
9532 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9533 * cgraph.h (struct inline_summary): New filed self_wize,
9534 size_inlining_benefit, self_time and time_inlining_benefit.
9535 (struct cgraph_global_info): Replace insns by time ans size fields.
9536 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9537 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9538 (ipcp_update_callgraph): Do not touch function bodies.
9539 * ipa-inline.c: Include except.h
9540 (MAX_TIME): New constant.
9541 (overall_insns): Remove
9542 (overall_size, max_benefit): New static variables.
9543 (cgraph_estimate_time_after_inlining): New function.
9544 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9545 (cgraph_clone_inlined_nodes): Update size.
9546 (cgraph_mark_inline_edge): Update size.
9547 (cgraph_estimate_growth): Use size info.
9548 (cgraph_check_inline_limits): Check size.
9549 (cgraph_default_inline_p): Likewise.
9550 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9551 (cgraph_decide_recursive_inlining): Check size.
9552 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9554 (cgraph_decide_inlining): Likewise.
9555 (cgraph_decide_inlining_incrementally): Likewise; honor
9556 PARAM_EARLY_INLINING_INSNS.
9557 (likely_eliminated_by_inlining_p): New predicate.
9558 (estimate_function_body_sizes): New function.
9559 (compute_inline_parameters): Use it.
9560 * except.c (must_not_throw_labels): New function.
9561 * except.h (must_not_throw_labels): Declare.
9562 * tree-inline.c (init_inline_once): Kill inlining_weigths
9563 * tree-ssa-structalias.c: Avoid uninitialized warning.
9564 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9565 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9566 (PARAM_INLINE_CALL_COST): Remove.
9567 (PARAM_EARLY_INLINING_INSNS): New.
9568 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
9569 (inline-call-cost): Remove.
9570 (early-inlining-insns): New.
9572 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9574 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9576 (print_int_cst_bounds_in_octal_p): Likewise.
9577 (dbxout_type): Adjust calls to above functions. Be prepared to deal
9579 * dwarf2out.c (base_type_die): Likewise.
9580 (is_subrange_type): Delete.
9581 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
9582 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
9583 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
9584 if the destination type is boolean.
9585 (build_range_check): Do not special-case subtypes.
9586 (fold_sign_changed_comparison): Likewise.
9587 (fold_unary): Likewise.
9588 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
9589 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
9590 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
9591 * tree.c (subrange_type_for_debug_p): New predicate based on the
9592 former is_subrange_type.
9593 * tree.h (subrange_type_for_debug_p): Declare.
9594 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
9595 (convert_affine_scev): Remove call to above function.
9596 (chrec_convert_aggressive): Likewise.
9597 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
9598 false for conversions involving subtypes.
9599 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
9600 (vrp_val_min): Likewise.
9601 (needs_overflow_infinity): Likewise.
9602 (extract_range_from_unary_expr): Likewise.
9604 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
9606 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9607 * config/frv/frv.c: Likewise.
9608 * config/s390/s390.c: Likewise.
9609 * config/sparc/sparc.h: Likewise.
9610 * config/i386/i386.h: Likewise.
9611 * config/i386/i386.c: Likewise.
9612 * config/crx/crx.c: Likewise.
9613 * config/m68hc11/m68hc11.h: Likewise.
9614 * config/iq2000/iq2000.c: Likewise.
9615 * config/mn10300/mn10300.h: Likewise.
9616 * config/mn10300/mn10300.c: Likewise.
9617 * config/m68k/m68k.c: Likewise.
9618 * config/rs6000/rs6000.c: Likewise.
9619 * config/rs6000/xcoff.h: Likewise.
9620 * config/rs6000/linux64.h: Likewise.
9621 * config/rs6000/sysv4.h: Likewise.
9622 * config/score/score3.c: Likewise.
9623 * config/score/score7.c: Likewise.
9624 * config/score/score.c: Likewise.
9625 * config/arm/arm.md: Likewise.
9626 * config/mips/mips.c: Likewise.
9627 * config/mips/mips.md: Likewise.
9628 * config/bfin/bfin.h: Likewise.
9629 * config/pa/pa.c: Likewise.
9630 * config/pa/constraints.md: Likewise.
9632 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9633 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9634 * config/pdp11/pdp11.h: Use memory_address_p instead.
9636 2009-05-14 Ian Lance Taylor <iant@google.com>
9638 * passes.c (finish_optimization_passes): Change i to int.
9639 * plugin.c (plugins_active_p): Change event to int.
9640 (dump_active_plugins): Likewise.
9641 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9643 * tree.c (tree_range_check_failed): Change c to unsigned int.
9644 (omp_clause_range_check_failed): Likewise.
9645 (build_common_builtin_nodes): Change mode to int. Add cast.
9646 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9647 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9649 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9650 ++ or -- with a variable of enum type.
9652 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9655 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9657 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9659 * store-motion.c: Do not include params.h
9660 * Makefile.in: Fix dependencies for various files.
9662 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9664 * auto-inc-dec.c: Fix pass description, remove apparent
9665 accidental duplication.
9667 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9670 * ipa-utils.h (memory_identifier_string): Moved to ...
9671 * tree.h (memory_identifier_string): Here. Add GTY(()).
9673 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9675 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9676 in the former documentation of...
9677 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9678 * ira-conflicts.c (get_dup_num): Use address_operand.
9679 * targhooks.c (default_legitimate_address_p): New.
9680 * targhooks.h (default_legitimate_address_p): New.
9681 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9683 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9684 * target.h (struct target): Add legitimate_address_p.
9685 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9686 (TARGET_INITIALIZER): Include it.
9688 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9689 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9690 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9691 (TARGET_LEGITIMATE_ADDRESS_P): New.
9693 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9694 (REG_OK_STRICT_P): Delete.
9695 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9696 (frv_legitimate_address_p_1): ... this.
9697 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9698 (frv_legitimate_address_p_1): ... the renamed old
9699 frv_legitimate_address_p.
9700 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9701 (TARGET_LEGITIMATE_ADDRESS_P): New.
9703 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9704 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9705 * config/s390/s390.c (legitimate_address_p): Rename to...
9706 (s390_legitimate_address_p): ... this, make static.
9707 (legitimize_address): Adjust call.
9708 (TARGET_LEGITIMATE_ADDRESS_P): New.
9709 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9711 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9712 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9713 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9714 (TARGET_LEGITIMATE_ADDRESS_P): New.
9716 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9717 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9718 * config/spu/spu.c (spu_legitimate_address): Rename to...
9719 (spu_legitimate_address_p): ... this, make static.
9720 (TARGET_LEGITIMATE_ADDRESS_P): New.
9722 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9723 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9724 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9725 (sparc_legitimate_address_p): ... this, make static and return bool.
9726 (legitimize_address): Adjust call.
9727 (TARGET_LEGITIMATE_ADDRESS_P): New.
9729 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9730 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9731 * config/i386/i386.c (legitimate_address_p): Rename to...
9732 (ix86_legitimate_address_p): ... this, make static.
9733 (constant_address_p): Move after it, adjust call.
9734 (TARGET_LEGITIMATE_ADDRESS_P): New.
9736 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9737 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9738 * config/avr/avr.c (legitimate_address_p): Rename to...
9739 (avr_legitimate_address_p): ... this, make static.
9740 (legitimize_address): Adjust call.
9741 (TARGET_LEGITIMATE_ADDRESS_P): New.
9743 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9744 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9745 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9746 (TARGET_LEGITIMATE_ADDRESS_P): New.
9748 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9749 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9750 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9751 (TARGET_LEGITIMATE_ADDRESS_P): New.
9753 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9754 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9756 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9758 (TARGET_LEGITIMATE_ADDRESS_P): New.
9760 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9761 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9763 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9765 (m68hc11_legitimate_address_p): ... this, make static.
9766 (go_if_legitimate_address_internal): Rename to...
9767 (m68hc11_legitimate_address_p_1): ... this.
9768 (legitimize_address): Adjust call.
9769 (TARGET_LEGITIMATE_ADDRESS_P): New.
9771 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9772 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9773 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9774 (TARGET_LEGITIMATE_ADDRESS_P): New.
9776 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9777 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9778 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9779 (mn10300_legitimate_address_p): ... this, make static.
9780 (TARGET_LEGITIMATE_ADDRESS_P): New.
9782 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9783 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9784 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9785 (TARGET_LEGITIMATE_ADDRESS_P): New.
9787 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9788 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9789 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9790 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9791 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9792 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9793 (rs6000_legitimate_address_p): ... this, make static.
9794 (TARGET_LEGITIMATE_ADDRESS_P): New.
9795 (REG_MODE_OK_FOR_BASE_P): Delete.
9796 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9798 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9799 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9801 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9802 static, adjust types.
9803 (TARGET_LEGITIMATE_ADDRESS_P): New.
9805 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9806 * config/score/score.c (score_address_p): Rename to...
9807 (score_legitimate_address_p): ... this.
9808 (TARGET_LEGITIMATE_ADDRESS_P): New.
9809 * config/score/score3.c (score3_address_p): Rename to...
9810 (score3_legitimate_address_p): ... this.
9811 * config/score/score7.c (score7_address_p): Rename to...
9812 (score7_legitimate_address_p): ... this.
9814 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9815 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9816 GO_IF_LEGITIMATE_ADDRESS): Delete.
9817 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9818 thumb2_legitimate_address_p): Delete.
9819 (arm_legitimate_address_p): Rename to...
9820 (arm_legitimate_address_outer_p): ... this.
9821 * config/arm/constraints.md ("Uq"): Adjust call.
9822 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9823 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9825 (arm_legitimate_address_outer_p): ... this.
9826 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9828 (TARGET_LEGITIMATE_ADDRESS_P): New.
9830 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9831 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9832 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9833 (TARGET_LEGITIMATE_ADDRESS_P): New.
9835 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9836 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9837 * config/vax/vax.c (legitimate_address_p): Rename to...
9838 (vax_legitimate_address_p): ... this, make static.
9839 (TARGET_LEGITIMATE_ADDRESS_P): New.
9841 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9842 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9843 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9844 (TARGET_LEGITIMATE_ADDRESS_P): New.
9846 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9847 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
9848 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
9849 (mmix_legitimate_address_p): ... this, make static.
9850 (TARGET_LEGITIMATE_ADDRESS_P): New.
9852 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9853 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
9854 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
9855 (TARGET_LEGITIMATE_ADDRESS_P): New.
9857 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9859 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
9860 of MODE_COMPLEX_INT.
9862 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9864 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
9865 LCT_NORMAL in function call.
9866 * mips-tdump.c (print_file_desc): Add cast to enum type.
9867 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
9868 (mark_stabs): Add casts to enum types.
9869 (parse_stabs_common): Add casts to enum types.
9871 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9873 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
9874 Check for invalid values of LETTER.
9876 2009-05-13 Taras Glek <tglek@mozilla.com>
9878 * attribs.c (register_attribute): moved out attribute registration
9879 into register_attribute.
9880 * doc/plugins.texi: Documented register_attribute and
9882 * gcc-plugin.h: Added forward decl for register_attribute.
9883 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
9884 * plugin.c (register_callback, invoke_plugin_callbacks): Added
9885 PLUGIN_ATTRIBUTES boilerplate.
9887 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
9889 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
9890 values even in sentinel and empty entries.
9891 (ms_printf_flag_specs): Likewise.
9892 (ms_scanf_flag_specs): Likewise.
9893 (ms_strftime_flag_specs): Likewise.
9894 (ms_print_char_table): Likewise.
9895 (ms_scan_char_table): Likewise.
9896 (ms_time_char_table): Likewise.
9898 2009-05-13 Doug Kwan <dougkwan@google.com>
9900 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
9902 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9904 * config/mips/mips.md (store): Add attributes for QI and HI.
9906 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
9907 (truncdi<mode>2): ... this new pattern.
9909 2009-05-13 Brad Hards <bradh@kde.org>
9911 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
9913 2009-05-14 Jakub Jelinek <jakub@redhat.com>
9914 Ben Elliston <bje@au.ibm.com>
9917 * dse.c (check_mem_read_rtx): Guard against width == -1.
9919 2009-05-13 Michael Matz <matz@suse.de>
9922 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
9923 (trivially_conflicts_p): New function.
9924 (insert_backedge_copies): Use it.
9926 2009-05-13 Janis Johnson <janis187@us.ibm.com>
9928 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
9929 (handle_stdc_pragma): Use new enum constant names.
9930 (handle_pragma_float_const_decimal64): Ditto.
9932 2009-05-13 Ian Lance Taylor <iant@google.com>
9934 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
9937 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
9939 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
9940 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
9942 * config/m68k/m68k.h (FL_UCLINUX): Define.
9944 2009-05-13 Jan Hubicka <jh@suse.cz>
9946 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
9948 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9950 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
9951 unless -fschedule-insns is specified.
9953 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9956 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
9957 TARGET_EXPAND_CBRANCHDI4.
9958 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
9959 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
9960 (cmpeqdi): Fix comment.
9962 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9964 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
9965 (sh_legitimate_address_p): Likewise.
9966 * config/sh/sh.c (sh_legitimate_index_p): New.
9967 (sh_legitimate_address_p): Likewise.
9968 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
9969 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
9970 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
9971 (MAYBE_BASE_REGISTER_RTX_P): New macro.
9972 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
9973 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
9974 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
9975 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
9976 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
9978 2009-05-12 Jan Hubicka <jh@suse.cz>
9980 * tree-inline.c (estimate_operator_cost): Add operands;
9981 when division happens by constant, it is cheap.
9982 (estimate_num_insns): Loads and stores are not having cost of 0;
9983 EH magic stuff is cheap; when computing runtime cost of switch,
9984 use log2 base of amount of its cases; builtin_expect has cost of 0;
9985 compute cost for moving return value of call.
9986 (init_inline_once): Initialize time_based flags.
9987 * tree-inline.h (eni_weights_d): Add time_based flag.
9989 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9991 * df-core.c: Update head documentation.
9993 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9996 * rs6000.c (rs6000_generate_compare): Use op1b instead of
9997 shadowing exisiting variable op1.
9999 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
10002 * config/i386/driver-i386.c (processor_signatures): New enum.
10003 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
10004 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
10005 processor signature to detect geode processor.
10007 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10011 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10013 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10014 causes spurious differences between trunk and cond-optab branch.
10016 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10018 * dojump.c (compare_from_rtx): Delete.
10019 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
10020 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
10021 if the comparison does not satisfy the predicate; test predicates for
10022 operands 2 and 3 of a cstore pattern. Don't try cstore optab
10023 further if one existing pattern fails.
10024 * expr.h (compare_from_rtx): Delete.
10025 (prepare_operand): Declare it.
10026 * optabs.c: Change "lib call" to "libcall" throughout.
10027 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
10028 HAVE_conditional_trap, emit_cmp_insn): Delete.
10029 (can_compare_p): Delete cmp_optab case.
10030 (prepare_float_lib_cmp): Return an rtx and a machine mode.
10031 Accept other parameters by value.
10032 (prepare_operand): Make non-static.
10033 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
10034 other parameters by value. Try to widen operands here based on
10035 an optab_methods argument and looking at cbranch_optab.
10036 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
10037 loop. Use cbranch_optab directly.
10038 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
10039 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
10041 (emit_conditional_move, emit_conditional_add): Inline what's needed
10042 of compare_from_rtx, using new prepare_cmp_insn for the rest.
10043 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
10044 with COMPARE. Move cmov_optab and cstore_optab above
10045 with cbranch_optab, move cmp_optab down with ucmp_optab,
10046 remove tst_otpab. Do not initialize trap_rtx.
10047 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
10048 for trap code. Do not check HAVE_conditional_trap. Use
10049 prepare_cmp_insn. Accept no predicate for operand 3.
10050 * optabs.h (OTI_cmp): Mark as used only for libcalls.
10051 (OTI_ctrap, ctrap_optab): New.
10052 (tst_optab): Delete.
10053 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
10054 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
10055 with lookup of ctrap_optab.
10056 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
10058 (ctrap_optab): New.
10060 * combine.c (combine_simplify_rtx, simplify_set): Do not
10061 special case comparing against zero for cc0 machines.
10062 * simplify-rtx.c (simplify_binary_operation_1): Never remove
10063 COMPARE on cc0 machines.
10064 (simplify_relational_operation): Return a new expression when
10065 a COMPARE could be removed.
10066 * final.c (final_scan_insn): Compare cc_status values
10067 against LHS of a (compare FOO (const_int 0)) cc0 source.
10068 Also check if cc_status.value is the full compare.
10070 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
10071 (cstoreMM4): Document.
10072 (conditional_trap): Document ctrapMM4 instead.
10073 (sync_compare_and_swapMM): Refer to cbranchcc4.
10074 (Dependent Patterns): Eliminate obsolete information referring to
10075 the old jump optimization phase.
10076 (Canonicalization): Include cbranchcc4 case, omit canonicalization
10077 of compares with 0 on cc0 machines.
10078 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
10079 avoiding references to cc0. Remove text about storing operands
10081 * doc/tm.texi (Condition Codes): Include blurb on different
10082 condition code representations, separate into subsections for
10083 CC0, MODE_CC and conditional execution.
10085 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
10086 alpha_emit_setcc): Accept operands and a machine mode.
10087 * config/alpha/alpha.c (alpha_emit_conditional_branch):
10088 Get code/op0/op1 from operands, use machine mode argument
10089 instead of alpha_compare.fp_p. Emit the branch here.
10090 (alpha_emit_setcc): Likewise, and return boolean.
10091 (alpha_emit_conditional_move): Likewise. Assert that
10092 cmp_op_mode == cmp_mode, and simplify accordingly.
10093 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
10094 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
10095 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
10097 (stack probe test): Use cbranchdi4.
10098 * config/alpha/predicates.md (alpha_cbranch_operator): New.
10100 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
10101 * config/arc/arc.h (movsicc, movsfcc): Use it.
10102 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
10103 (cbranchsi4, cstoresi4): New.
10104 (cmpsi, bCC and sCC expanders): Remove.
10106 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
10107 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
10108 * config/arm/predicates.md (arm_comparison_operator): Only include
10109 floating-point operators if there is a hardware floating-point unit.
10110 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
10111 deferring to cbranch_cc and cstore_cc respectively.
10112 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
10113 cbranch_cc, cstore_cc): New.
10114 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
10116 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
10118 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
10119 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
10121 (adjust_insn_length): Adjust calls.
10122 (avr_reorg): Handle (compare (foo) (const_int 0)).
10123 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
10124 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
10125 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
10126 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
10128 (cbranchqi4, cbranchhi4, cbranchsi4): New.
10129 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
10131 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
10132 (cbranchsi4, cstorebi4, cstoresi4): New.
10133 (movbisi): This insn is duplicate, split it to zero_extend.
10134 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
10135 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
10136 (bfin_optimize_loop): Use cbranch expander.
10137 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
10138 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
10139 (bfin_bimode_comparison_operator): ... this.
10140 (bfin_direct_comparison_operator): New.
10142 * config/cris/cris.c (cris_normal_notice_update_cc): Look
10143 inside (compare FOO (const_int 0)).
10144 (cris_rtx_costs): Handle ZERO_EXTRACT.
10145 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
10146 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
10147 (*tstdi_v32): Delete.
10148 (*cmpdi_non_v32): Add M alternative for operand 1.
10149 (cmpsi, cmp<mode>): Make private.
10150 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
10152 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
10154 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
10155 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
10156 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
10157 (cc_reg_operand): New.
10158 (any_cond): Delete.
10159 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
10160 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
10161 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
10162 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
10163 crx_expand_scond): Delete.
10165 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
10167 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
10168 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
10170 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
10171 cstoresi4, cstoresf4, cstoredf4): New.
10172 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
10173 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10174 Receive the entire operands array.
10175 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
10176 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
10177 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10178 Get test/op0/op1 from the operands array.
10179 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
10181 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
10182 (h8300_expand_store): New.
10183 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
10185 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
10186 (h8300_expand_store): New.
10187 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
10188 or do not try to produce (set (cc0) REG).
10189 (peepholes): Wrap arguments with COMPARE. Add a peephole to
10190 change a compare into a move to a scratch register. Disable some
10191 peepholes when comparing with zero.
10192 (tstsi, tsthi, tstsi, cmpqi): Make private.
10194 (bCC, sCC): Delete.
10195 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
10198 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
10199 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
10200 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
10201 (ix86_emit_i387_log1p): Use cbranchxf2.
10202 (ix86_expand_setcc): Return void.
10203 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
10204 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
10205 cmp<MODEF>, cmpcc): Remove.
10206 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
10207 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
10208 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
10209 (sCC and bCC expanders): Remove.
10210 (stack_protect_test): Use cbranchcc4.
10212 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
10214 (ia64_expand_compare): Accept three rtx by reference and return void.
10215 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
10216 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
10217 from *expr. Update *expr with the BImode comparison to do.
10218 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
10219 cmptf, bCC, sCC, conditional_trap): Delete.
10220 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
10221 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
10222 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
10223 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
10224 * config/ia64/predicates.md (ia64_cbranch_operator): New.
10226 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
10227 type of last argument.
10228 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
10229 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
10230 use machine mode argument instead of branch_type. Remove dead
10231 code for floating-point comparisons.
10232 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
10233 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
10235 (cbranchsi4, cstoresi4): New.
10236 * config/iq2000/predicates.md (reg_or_const_operand): New.
10238 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
10239 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
10240 (b<code>_op): Rewrite to...
10241 (bcc_op): ... this, using match_operator.
10242 (s<code>_op): Rewrite to...
10243 (scc_op): ... this, using match_operator.
10244 (s<code>_24_op): Rewrite to...
10245 (scc_op_24): ... this, using match_operator.
10246 (s<code>_<mode>): Rewrite to...
10247 (cstore<mode>4): ... this, using match_operator.
10248 (s<code>_<mode>_24): Rewrite to...
10249 (cstore<mode>4_24): ... this, using match_operator.
10250 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
10251 m32c_unpend_compare, m32c_expand_scc): Delete.
10252 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
10253 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
10254 (m32c_expand_movcc): Change NE to EQ if necessary.
10255 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
10257 * config/m32r/m32r-protos.h (gen_cond_store): New.
10258 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
10259 (gen_cond_store): New, from sCC patterns.
10260 (m32r_expand_block_move): Use cbranchsi4.
10261 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
10262 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
10263 (cbranchsi4, cstoresi4): New.
10265 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
10267 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
10268 (m68hc11_notice_update_cc): Look into a compare with 0.
10269 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
10271 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
10272 cmphi, cmpqi, bCC): Delete.
10273 (cbranchsi4, cbranchhi4, cbranchqi4): New.
10274 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
10275 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
10278 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
10279 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
10280 * config/m68k/constraints.md (H): New.
10281 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
10282 the define_insn below.
10283 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
10284 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
10285 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
10286 patterns): Wrap RHS with COMPARE.
10287 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
10288 (*cmpdi_internal): Name this pattern.
10289 (cmpdi): Change to define_insn.
10290 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
10291 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
10292 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
10294 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
10295 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
10296 (conditional_trap): Change to...
10297 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
10298 (*conditional_trap): Use the ordered_comparison_operator and
10299 const1_operand predicates.
10300 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
10301 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
10302 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
10303 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
10305 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
10306 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
10307 (mcore_gen_compare): New.
10308 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
10309 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
10310 (mcore_gen_compare): ... this.
10311 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
10312 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
10313 (stack probe pattern): Use cbranchsi4.
10315 * config/mips/predicates.md (mips_cstore_operator): New.
10316 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
10317 * config/mips/mips.md (any_cond): Delete.
10318 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
10320 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
10321 fixuns_truncsfdi2): Use cbranch patterns.
10322 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
10323 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
10324 Adjust call to mips_expand_conditional_branch.
10325 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
10327 * config/mips/mips-protos.h (mips_expand_conditional_branch,
10328 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
10329 * config/mips/mips.c (cmp_operands): Delete.
10330 (mips_emit_compare): Get comparison operands from *op0/*op1.
10331 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
10332 that it succeeds. Use op0/op1 instead of cmp_operands.
10333 (mips_expand_conditional_branch, mips_expand_conditional_move,
10334 mips_expand_conditional_trap): Likewise.
10335 (mips_block_move_loop): Use cbranch patterns.
10336 * config/mips/mips.h (cmp_operands): Delete.
10338 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
10339 (mmix_gen_compare_reg): Just return a register in the right CC mode.
10340 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
10341 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
10342 (*cmpcc_folded): Rename to...
10343 (*cmpdi_folded): this.
10344 (*cmpcc): Rename to...
10346 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
10349 (cbranchdf4): New. Handle invalid comparisons here.
10350 * config/mmix/predicates.md (float_comparison_operator): New.
10352 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
10353 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
10354 * config/mn10300/mn10300.md (tst): Delete.
10355 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
10356 Name these patterns and wrap RHS in a compare.
10357 (*cmpsi): Make this pattern private. Include tst.
10358 (*cmpsf): Make this pattern private.
10359 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
10360 (compare with zero peepholes): Likewise.
10362 (cbranchsi4, cbranchsf4): New.
10363 (casesi): Use cbranchsi4.
10365 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
10366 hppa_branch_type): Delete.
10367 (return_addr_rtx): Use cbranchsi4.
10368 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
10369 Emit CCFPmode comparison here.
10370 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
10371 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
10372 hppa_branch_type): Delete.
10373 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
10374 (movsicc, movdicc): Remove references to hppa_compare_op0,
10375 hppa_compare_op1 and compare_from_rtx.
10376 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
10377 (casesi): Use cbranchsi4.
10379 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
10380 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
10381 * config/pdp11/pdp11.md (register_or_const0_operand): New.
10382 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
10383 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
10385 (cbranchdf4, cbranchhi4, cbranchqi4): New.
10386 (*branch, *branch_inverted): New.
10388 * config/picochip/picochip.md (cbranchhi4): Use
10389 ordered_comparison_operator.
10390 (cmphi, bCC): Remove.
10392 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
10393 (trap_comparison_operator): Delete.
10394 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
10395 rs6000_emit_cbranch): Accept mode and operands.
10396 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
10397 rs6000_compare_fp_p): Delete.
10398 (rs6000_generate_compare): Accept mode and comparison. Extract code
10399 and op0/op1 from there. Replace references to rs6000_compare_op0
10400 and rs6000_compare_op1.
10401 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
10402 extract result from passed operands.
10403 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
10404 extract loc from passed operands.
10405 (rs6000_emit_cmove): Likewise.
10406 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
10407 rs6000_compare_fp_p): Delete.
10408 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
10409 (cbranch<GPR>4, cbranch<FP>4): New.
10410 (cstore<mode>4): New. Consolidate here all choices about when to use
10411 portable or specialized sCC sequences.
10412 (stack_protect_test): Use cbranchsi4.
10413 (conditional_trap): Replace with ctrap<GPR>4.
10414 (conditional trap insn): Replace trap_comparison_operator with
10415 ordered_comparison_operator.
10417 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
10418 (s390_emit_prologue): Use ctrap.
10419 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
10420 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
10421 New predicates replacing...
10422 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
10423 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
10424 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
10425 (add<mode>cc): Do not use s390_compare_op0/op1.
10426 (s<code>): Change to...
10427 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
10428 (seq): Change to...
10429 (cstorecc4): ... this. Handle EQ or NE equally.
10430 (*sne): Un-privatize for use in cstorecc4.
10431 (b<code>): Change to...
10432 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
10433 (conditional_trap): Replace with...
10434 (ctrap<GPR>4, ctrap<FP>4): ... these.
10435 (stack_protect): Use cbranchcc4.
10437 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
10438 * config/score/score-protos.h (score_gen_cmp): Delete.
10439 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
10440 (score_block_move-loop): Use cbranchsi4.
10441 * config/score/score.md (cbranchsi4): New.
10442 (cmpsi, bCC): Delete.
10443 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
10444 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10445 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
10446 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10447 * config/score/score3.h (score3_gen_cmp): Delete.
10448 * config/score/score7.h (score7_gen_cmp): Delete.
10450 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
10451 (sh_emit_scc_to_t): ... this. Return void.
10452 (from_compare): Rename to...
10453 (sh_emit_compare_and_branch): ... this.
10454 (sh_emit_compare_and_set): New.
10455 (sh_expand_t_scc): Accept operands.
10456 * config/sh/predicates.md (sh_float_comparison_operator): New.
10457 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
10458 (prepare_scc_operands): Rename to...
10459 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
10461 (sh_emit_cheap_store_flag): New.
10462 (sh_emit_set_t_insn): New.
10463 (from_compare): Rename to...
10464 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
10465 handling of TARGET_SH2E floating point to avoid recursive call.
10466 Generate branch here.
10467 (sh_emit_compare_and_set): New.
10468 (sh_expand_t_scc): Get op0/op1 from arguments.
10469 (sh_emit_cheap_store_flag): New.
10470 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
10472 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
10473 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
10474 (movsicc, movdicc): Do nothing when it recreated operands from
10475 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
10476 prepare_scc_operands (now sh_emit_scc_to_t).
10477 (udivdi3): Use cstoresi4.
10478 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
10479 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
10480 (cbranchint4_media, cbranchfp4_media): New.
10481 (casesi): Use cbranchdi4.
10482 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
10484 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
10485 (movnegt): Remove second operand.
10486 (cbranchsf4, cbranchdf4): New.
10487 (stack_protect): Use cbranchdi4/cbranchsi4.
10489 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
10490 (gen_compare_reg): Accept comparison, extract part of it to...
10491 (gen_compare_reg_1): ... this.
10492 (gen_compare_operator): Delete.
10493 (gen_v9_scc): Accept separate destination, comparison code and arms.
10494 Do not use sparc_compare_op0/sparc_compare_op1.
10495 (emit_scc_insn, emit_conditional_branch_insn): New.
10496 (emit_v9_brxx): Make static. Remove useless assertion.
10497 (sparc_emit_float_lib_cmp): Return RTL instead of calling
10499 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
10500 * config/sparc/sparc-protos.h (gen_compare_reg,
10501 sparc_emit_float_lib_cmp): Adjust prototype.
10502 (emit_scc_insn, emit_conditional_branch_insn): New.
10503 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
10504 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
10505 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
10506 iterators to the top.
10507 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
10508 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
10509 snedi_special_trunc): Delete.
10510 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
10511 and snedi_special_trunc.
10512 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
10513 cbranchdi4, cbranch<F:mode>4): New.
10514 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
10515 here. Use gen_compare_reg instead of gen_compare_operator.
10516 (conditional_trap): Replace with...
10517 (ctrapsi4, ctrapdi4): ... this.
10518 (stack_protect_test): Use cbranchcc4.
10520 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
10522 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
10523 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
10524 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
10525 from operands[0] or operands[3] depending on is_set.
10526 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
10527 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
10528 cmpdf, bCC), sCC: Remove.
10529 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
10530 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
10532 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10533 spu_emit_branch_or_set.
10535 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
10537 * config/stormy16/stormy16.h (xstormy16_compare_op0,
10538 xstormy16_compare_op1): Delete.
10539 * config/stormy16/stormy16.c (xstormy16_compare_op0,
10540 xstormy16_compare_op1): Delete.
10541 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
10543 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10544 (cmphi, cmpsi, bCC): Remove.
10546 * config/v850/v850.md (tstsi, cmpsi): Fold into...
10547 (*cmpsi): ... this one.
10548 (cbranchsi4, cstoresi4): New.
10549 (bCC expanders): Delete.
10550 (sCC insns): Fold into...
10551 (*setcc): ... this one.
10552 (casesi): Do not use gen_cmpsi and gen_bgtu.
10553 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
10554 (movsicc): Simplify.
10555 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
10557 * config/vax/vax-protos.h (cond_name): New.
10558 (vax_output_conditional_branch): Remove.
10559 * config/vax/vax.c (cond_name): New.
10560 (vax_output_conditional_branch): Remove.
10561 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
10562 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
10563 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
10564 (bit<VAXint>): Wrap source with (compare).
10565 (b<code> and following unnamed pattern): Rename to *branch and
10566 *branch_reversed. Change macroization to match_operator.
10567 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
10569 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
10570 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
10571 Change last argument to machine_mode.
10572 (xtensa_expand_scc): Add machine_mode argument.
10573 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
10574 (gen_conditional_move, xtensa_expand_conditional_branch,
10575 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
10576 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
10577 Adjust operand numbers.
10578 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
10580 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10581 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10582 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10584 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10586 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10587 causes spurious differences between trunk and cond-optab branch.
10589 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10592 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10594 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10596 * tree.c (iterative_hash_pointer): Delete.
10597 (iterative_hash_expr): Short-circuit handling of NULL pointer.
10598 Hash UIDs and versions of SSA names. Don't special-case built-in
10599 function declarations.
10601 2009-05-11 Ian Lance Taylor <iant@google.com>
10604 * graphite.c: Force -Wc++-compat to only be a warning before
10605 #including "cloog/cloog.h".
10607 2009-05-11 Martin Jambor <mjambor@suse.cz>
10609 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10611 2009-05-11 Jan Hubicka <jh@suse.cz>
10613 * tree-ssa-loop-ivcanon.c: Include target.h
10614 (struct loop_size): new structure.
10615 (constant_after_peeling): New predicate.
10616 (tree_estimate_loop_size): New function.
10617 (estimated_unrolled_size): Rewrite for new estimates.
10618 (try_unroll_loop_completely): Use new estimates.
10619 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10621 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10623 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10624 libcpp interface change.
10625 (spu_macro_to_expand): Likewise.
10627 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10629 PR tree-optimization/40026
10630 * gimplify.c (gimplify_init_constructor): Change initial conditional
10631 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10632 optimize_compound_literals_in_ctor.
10634 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10636 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10638 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10640 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10642 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10643 HOST_WIDE_INT for gap.
10645 2009-05-11 Ira Rosen <irar@il.ibm.com>
10647 PR tree-optimization/40074
10648 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10649 account in group size and step comparison.
10651 2009-05-11 Richard Guenther <rguenther@suse.de>
10653 * passes.c (init_optimization_passes): Strip now incorrect comment.
10654 (execute_function_todo): Do not set PROP_alias.
10655 * tree-pass.h (PROP_alias): Remove.
10656 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10657 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10658 * tree-nrv.c (pass_return_slot): Likewise.
10659 * tree-object-size.c (pass_object_sizes): Likewise.
10660 * tree-ssa-dom.c (pass_dominator): Likewise.
10661 (pass_phi_only_cprop): Likewise.
10662 * tree-ssa-dse.c (pass_dse): Likewise.
10663 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10664 (pass_cselim): Likewise.
10665 * tree-ssa-pre.c (pass_pre): Likewise.
10666 (pass_fre): Likewise.
10667 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10668 * tree-ssa-sink.c (pass_sink_code): Likewise.
10669 * tree-stdarg.c (pass_stdarg): Likewise.
10670 * tree-tailcall.c (pass_tail_calls): Likewise.
10671 * tree-vrp.c (pass_vrp): Likewise.
10673 2009-05-10 Ian Lance Taylor <iant@google.com>
10675 * basic-block.h (enum profile_status): Break out of struct
10676 control_flow_graph.
10677 * cgraph.h (struct inline_summary): Break out of struct
10679 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10680 of struct cgraph_order_sort.
10681 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10682 * cse.c (struct branch_path): Break out of struct
10683 cse_basic_block_data.
10684 * except.h (enum eh_region_type): Break out of struct eh_region.
10685 * gcc.c (enum add_del): Break out of struct modify_target.
10686 * genrecog.c (enum decision_type): Break out of struct decision_test.
10687 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10689 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10690 * regmove.c (enum match_use): New enum, broken out of struct match.
10691 * sched-int.h (enum post_call_group): New enum, broken out of
10693 (struct deps_reg): Break out of struct deps.
10694 * target.h (struct asm_int_op): Break out of struct gcc_target.
10695 * tree-eh.c (struct goto_queue_node): Break out of struct
10697 * tree-inline.h (enum copy_body_cge_which): Break out of
10699 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10701 * c-decl.c (in_struct, struct_types): New static variables.
10702 (pushtag): Add loc parameter. Change all callers.
10703 (lookup_tag): Add ploc parameter. Change all callers.
10704 (check_compound_literal_type): New function.
10705 (parser_xref_tag): Add loc parameter. Change all callers. If
10706 -Wc++-compat, warn about struct/union/enum types defined within a
10708 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10709 and loc parameters. Change all callers. Change error calls to
10710 error_at, using loc. For a redefinition, if the location of the
10711 original definition is known, report it. Set in_struct and
10712 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10713 (finish_struct): Add new parameters enclosing_in_struct and
10714 enclosing_struct_types. Change all callers. Set
10715 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10716 in the struct. If in a struct, add this struct to struct_types.
10717 (start_enum): Add loc parameter. Change all callers. Use
10718 error_at for errors, using loc. For a redefinition, if the
10719 location of the original definition is known, report it. If in a
10720 struct, add this enum type to struct_types. If -Wc++-compat warn
10721 if in sizeof, typeof, or alignof.
10722 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10723 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10724 (c_parser_enum_specifier): Get enum location for start_enum.
10725 (c_parser_struct_or_union_specifier): Get struct location for
10726 start_struct. Save in_struct and struct_types status between
10727 start_struct and finish_struct.
10728 (c_parser_cast_expression): Get location of cast.
10729 (c_parser_alignof_expression): Get location of type.
10730 (c_parser_postfix_expression): Likewise.
10731 (c_parser_postfix_expression_after_paren_type): Add type_loc
10732 parameter. Change all callers. Call check_compound_literal_type.
10733 Use type_loc for error about variable size type.
10734 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10735 of an enum constant from an enum type defined in a struct or union.
10736 (c_cast_expr): Add loc parameter. Change all callers. If
10737 -Wc++-compat, warn about defining a type in a cast.
10738 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10739 (start_enum, start_struct, finish_struct): Update declarations.
10740 (parser_xref_tag, c_cast_expr): Update declarations.
10741 (check_compound_literal_type): Declare.
10743 2009-05-11 Ben Elliston <bje@au.ibm.com>
10745 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10746 for recent libcpp interface change.
10747 (rs6000_macro_to_expand): Likewise.
10749 2009-05-10 Michael Matz <matz@suse.de>
10752 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10753 not at entry of function.
10755 2009-05-10 Richard Guenther <rguenther@suse.de>
10757 PR tree-optimization/40081
10759 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10760 using the main variant of the element type. Do not fiddle with
10761 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10763 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10764 structs with volatile fields.
10766 2009-05-10 Jan Hubicka <jh@suse.cz>
10768 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10769 (estimate_move_cost): Assert that it does not get called for
10771 (estimate_num_insns): Skip VOID types in argument handling.
10772 (optimize_inline_calls): Delete unreachable blocks and verify that
10773 callgraph is valid.
10775 2009-05-10 Jan Hubicka <jh@suse.cz>
10777 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10778 * cgraph.c (cgraph_mark_address_taken_node): New function.
10779 (dump_cgraph_node): Dump new flag.
10780 * cgraph.h (struct cgraph_node): Add address_taken.
10781 (cgraph_mark_address_taken_node): New function.
10782 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10783 since new direct calls can be born.
10785 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10787 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10788 tok->val.node.node.
10790 2009-05-10 Jan Hubicka <jh@suse.cz>
10792 PR middle-end/40084
10793 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10795 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10796 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10797 * tree-inline.c (copy_bb): Set frequency correctly.
10798 (fold_marked_statements): Update call to
10799 cgraph_update_edges_for_call_stmt.
10801 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10803 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10804 identifiers in diagnostics.
10805 * config/arm/arm.c (arm_handle_fndecl_attribute,
10806 arm_handle_isr_attribute): Likewise.
10807 * config/avr/avr.c (avr_handle_progmem_attribute,
10808 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10809 * config/bfin/bfin.c (handle_int_attribute,
10810 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10811 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10812 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10814 * config/darwin.c (darwin_handle_kext_attribute,
10815 darwin_handle_weak_import_attribute): Likewise.
10816 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10817 h8300_handle_eightbit_data_attribute,
10818 h8300_handle_tiny_data_attribute): Likewise.
10819 * config/i386/i386.c (ix86_handle_cconv_attribute,
10820 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10821 * config/i386/winnt.c (ix86_handle_shared_attribute,
10822 ix86_handle_selectany_attribute): Likewise.
10823 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10824 * config/m32c/m32c.c (function_vector_handler): Likewise.
10825 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10826 m68hc11_handle_fntype_attribute): Likewise.
10827 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10828 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10829 * config/mips/mips.c (mips_insert_attributes,
10830 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10831 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10832 rs6000_handle_struct_attribute): Likewise.
10833 * config/sh/sh.c (sh_insert_attributes,
10834 sh_handle_resbank_handler_attribute,
10835 sh_handle_interrupt_handler_attribute,
10836 sh2a_handle_function_vector_handler_attribute,
10837 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10839 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10840 * config/spu/spu.c (spu_handle_fndecl_attribute,
10841 spu_handle_vector_attribute): Likewise.
10842 * config/stormy16/stormy16.c
10843 (xstormy16_handle_interrupt_attribute): Likewise.
10844 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10845 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
10847 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10849 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
10850 (pp_translate_identifiers): New.
10851 (pp_identifier): Only conditionally translate identifier to locale
10853 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
10854 (pp_base_tree_identifier): Only conditionally translate identifier
10855 to locale character set.
10856 * c-pretty-print.c (M_): Define.
10857 (pp_c_type_specifier, pp_c_primary_expression): Mark English
10858 fragments for conditional translation with M_.
10859 * tree-pretty-print.c (maybe_init_pretty_print): Disable
10860 identifier translation.
10862 2009-05-10 Richard Guenther <rguenther@suse.de>
10864 PR tree-optimization/40081
10865 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10866 using the main variant of the element type. Do not fiddle with
10867 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10869 2009-05-09 Jan Hubicka <jh@suse.cz>
10871 PR middle-end/40080
10872 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
10873 indirect calls; verify cgraph afterwards.
10875 2009-05-09 Jan Hubicka <jh@suse.cz>
10878 * ipa.c (update_inlined_to_pointer): New function.
10879 (cgraph_remove_unreachable_nodes): Use it.
10881 2009-05-09 Jan Hubicka <jh@suse.cz>
10883 * tree-eh.c (struct leh_state): Remove prev_try.
10884 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
10885 not track prev_try.
10886 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
10887 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
10888 remove_eh_handler_and_replace, foreach_reachable_handler,
10889 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
10890 * except.h (struct eh_region): Remove eh_region_u_cleanup.
10891 (gen_eh_region_cleanup): Update prototype.
10893 2009-05-09 Jan Hubicka <jh@suse.cz>
10895 PR middle-end/40043
10896 * except.c (copy_eh_region): Always set prev_try.
10897 (redirect_eh_edge_to_label): Find outer try.
10898 (foreach_reachable_handler): When looking for prev try
10899 handle case where previous try is not going to be taken.
10901 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
10903 PR tree-optimization/40049
10904 * tree-vect-stmts.c (vectorizable_operation): If the machine has
10905 only vector/vector shifts, convert the type of the constant to the
10906 appropriate type to avoid building incorrect trees, which
10907 eventually have problems with garbage collection.
10909 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10911 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
10912 -1 for complex floating-point types if honoring signed zeros.
10914 2009-05-08 Jan Hubicka <jh@suse.cz>
10916 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
10917 argument; handle correctly when profile is absent.
10918 (build_cgraph_edges): Update.
10919 (rebuild_cgraph_edges): Update.
10920 * cgraph.c: Do not include varray.h.
10921 (cgraph_set_call_stmt_including_clones): New function.
10922 (cgraph_create_edge_including_clones): Likewise
10923 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
10924 (cgraph_update_edges_for_call_stmt): Handle clones.
10925 (cgraph_remove_node): Handle clone tree.
10926 (cgraph_remove_node_and_inline_clones): New function.
10927 (dump_cgraph_node): Dump clone tree.
10928 (cgraph_clone_node): Handle clone tree.
10929 (clone_function_name): Bring here from tree-inline.c.
10930 (cgraph_create_virtual_clone): New function.
10931 * cgraph.h (ipa_replace_map): Move here from ipa.h.
10932 (cgraph_clone_info): New function.
10933 (strut cgraph_node): Add clone_info and new clone tree pointers.
10934 (cgraph_remove_node_and_inline_clones,
10935 cgraph_set_call_stmt_including_clones,
10936 cgraph_create_edge_including_clones,
10937 cgraph_create_virtual_clone): Declare.
10938 (cgraph_function_versioning): Use VEC argument.
10939 (compute_call_stmt_bb_frequency): Update prototype.
10940 (cgraph_materialize_all_clones): New function.
10941 * ipa-cp.c (ipcp_update_cloned_node): Remove.
10942 (ipcp_create_replace_map): Update to VECtors.
10943 (ipcp_update_callgraph): Use virtual clones.
10944 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
10945 (ipcp_update_profiling): Do not update local profiling.
10946 (ipcp_insert_stage): Use VECtors and virtual clones.
10947 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
10948 (clone_of_p): New function.
10949 (cgraph_preserve_function_body_p): Use clone tree.
10950 (cgraph_optimize): Materialize clones.
10951 (cgraph_function_versioning): Update for VECtors.
10952 (save_inline_function_body): Use clone tree.
10953 (cgraph_materialize_clone): New function.
10954 (cgraph_materialize_all_clones): Likewise.
10955 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
10956 * ipa.c: Include gimple.h.
10957 (cgraph_remove_unreachable_nodes): Use clone tree.
10958 * ipa-prop.c (ipa_note_param_call): Update call to
10959 compute_call_stmt_bb_frequencycall.
10960 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
10961 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
10962 (copy_bb): Handle updating of clone tree; add new edge when new call
10964 (expand_call_inline): Be strict about every call having edge.
10965 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
10966 (delete_unreachable_blocks_update_callgraph): New function.
10967 (tree_function_versioning): Use VECtors; always remove unreachable
10968 blocks and fold conditionals.
10969 * tree-inline.h: Do not include varray.h.
10970 (tree_function_versioning): Remove.
10971 * Makefile.in (GTFILES): Remove tree-inline.c
10972 * passes.c (do_per_function): Do only functions having body.
10973 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
10976 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
10977 Andrew Morrow <acm@google.com>
10980 * c-common.c (c_common_attribute_table): Permit deprecated
10981 attribute to take an optional argument.
10982 (handle_deprecated_attribute): If the optional argument to
10983 __attribute__((deprecated)) is not a string ignore the attribute
10984 and emit a warning.
10986 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
10987 * c-typeck.c (build_component_ref): Likewise.
10988 (build_external_ref): Likewise.
10990 * toplev.c (warn_deprecated_use): Add an attribute argument.
10991 Emit the message associated with __attribute__((deprecated)).
10993 * toplev.h (warn_deprecated_use): Updated.
10995 * doc/extend.texi: Document new optional parameter to
10996 __attribute__((deprecated))
10998 2009-05-08 Michael Eager <eager@eagercon.com>
11000 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
11001 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
11003 2009-05-08 Richard Guenther <rguenther@suse.de>
11005 PR tree-optimization/40062
11006 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
11007 Avoid exponential behavior.
11009 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11011 PR rtl-optimization/33928
11013 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
11014 process_uses, build_single_def_use_links): New.
11015 (update_df): Update use_def_ref.
11016 (forward_propagate_into): Use get_def_for_use instead of use-def
11018 (fwprop_init): Call build_single_def_use_links and let it initialize
11020 (fwprop_done): Free use_def_ref.
11021 (fwprop_addr): Eliminate duplicate call to df_set_flags.
11022 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
11023 df_rd_simulate_one_insn): New.
11024 (df_rd_bb_local_compute_process_def): Update head comment.
11025 (df_chain_create_bb): Use the new RD simulation functions.
11026 * df.h (df_rd_simulate_artificial_defs_at_top,
11027 df_rd_simulate_one_insn): New.
11028 * opts.c (decode_options): Enable fwprop at -O1.
11029 * doc/invoke.texi (-fforward-propagate): Document this.
11031 2009-05-08 Joseph Myers <joseph@codesourcery.com>
11034 * c-typeck.c (build_binary_op): Handle arithmetic between one real
11035 and one complex operand specially.
11036 * tree-complex.c (some_nonzerop): Do not identify a real value as
11037 zero if flag_signed_zeros.
11039 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11041 PR rtl-optimization/33928
11042 * loop-invariant.c (record_use): Fix && vs. || mishap.
11044 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11046 PR rtl-optimization/33928
11047 * loop-invariant.c (struct use): Add addr_use_p.
11048 (struct def): Add n_addr_uses.
11049 (struct invariant): Add cheap_address.
11050 (create_new_invariant): Set cheap_address.
11051 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
11052 (record_uses): Pass df_ref to record_use.
11053 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
11056 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11058 * config/sh/sh.c: Do not include c-pragma.h.
11060 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
11062 * config/spu/spu.c: Remove include of c-common.h.
11064 2009-05-07 Janis Johnson <janis187@us.ibm.com>
11067 * c-common.h (mark_valid_location_for_stdc_pragma,
11068 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
11069 clear_float_const_decimal64, float_const_decimal64_p): New.
11070 * c.opt (Wunsuffixed-float-constants): New.
11071 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
11072 unsuffixed float constant, handle new warning.
11073 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
11074 * c-decl.c (c_scope): New flag float_const_decimal64.
11075 (set_float_const_decimal64, clear_float_const_decimal64,
11076 float_const_decimal64_p): New.
11077 (push_scope): Set new flag.
11078 * c-parser.c (c_parser_translation_unit): Mark when it's valid
11079 to use STDC pragmas.
11080 (c_parser_external_declaration): Ditto.
11081 (c_parser_compound_statement_nostart): Ditto.
11082 * c-pragma.c (valid_location_for_stdc_pragma,
11083 mark_valid_location_for_stdc_pragma,
11084 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
11085 handle_pragma_float_const_decimal64): New.
11086 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
11087 * cp/semantics.c (valid_location_for_stdc_pragma_p,
11088 set_float_const_decimal64, clear_float_const_decimal64,
11089 float_const_decimal64_p): New dummy functions.
11090 * doc/extend.texi (Decimal Float): Remove statement that the
11091 pragma, and suffix for double constants, are not supported.
11092 * doc/invoke.texi (Warning Options): List new option.
11093 (-Wunsuffixed-float-constants): New.
11095 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
11097 * config/i386/i386.c: Do not include c-common.h.
11099 2009-05-07 Mark Heffernan <meheff@google.com>
11101 * doc/invoke.texi (Debugging Options): Document change of debugging
11103 * opts.c (decode_options): Make dump_base_name relative to
11104 aux_base_name directory.
11106 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
11108 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
11109 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
11111 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
11113 * Makefile.in (install-plugin): Simplify a bit.
11115 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
11117 * Makefile.in (OBJS-common): Add regcprop.o.
11119 * timevar.def (TV_CPROP_REGISTERS): New.
11120 * regrename.c (regrename_optimize): Return 0.
11121 (rest_of_handle_regrename): Delete.
11122 (pass_rename_registers): Point to regrename_optimize.
11123 (struct value_data_entry, struct value_data,
11124 kill_value_one_regno, kill_value_regno, kill_value,
11125 set_value_regno, init_value_data, kill_clobbered_value,
11126 kill_set_value, kill_autoinc_value, copy_value,
11127 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
11128 replace_oldest_value_reg, replace_oldest_value_addr,
11129 replace_oldest_value_mem, copyprop_hardreg_forward_1,
11130 debug_value_data, validate_value_data): Move...
11131 * regcprop.c: ... here.
11132 (rest_of_handle_cprop): Delete.
11133 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
11135 2009-05-07 Jakub Jelinek <jakub@redhat.com>
11137 PR middle-end/40057
11138 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
11139 GEN_INT for 1 << bitnum.
11140 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
11141 build_int_cst_type.
11143 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
11145 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
11146 Remove wrong description of "nand" operation.
11148 2009-05-06 Richard Guenther <rguenther@suse.de>
11149 Adam Nemet <anemet@caviumnetworks.com>
11151 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
11152 comment. Add that if LHS is not a gimple register, then RHS1 has
11153 to be a single object (GIMPLE_SINGLE_RHS).
11155 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
11157 * expr.c (get_def_for_expr): Move it up in the file.
11158 (store_field): When expanding a bit-field store, look at the
11159 defining gimple stmt for the masking conversion.
11161 2009-05-06 Janis Johnson <janis187@us.ibm.com>
11163 PR middle-end/39986
11164 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
11165 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
11166 32-bit memcpy into long.
11168 2009-05-06 Jakub Jelinek <jakub@redhat.com>
11170 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
11171 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
11173 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
11174 instead of appending DW_OP_deref*.
11176 2009-05-06 Michael Matz <matz@suse.de>
11178 PR middle-end/40021
11179 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
11180 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
11182 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
11184 * Makefile.in (install-plugin): Fix srcdir handling.
11186 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
11188 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
11189 when processing for not_regs_needed bitmap.
11190 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
11191 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
11192 handling it for rhs.
11194 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11196 * config/i386/i386.md (unnamed inc/dec peephole): Use
11197 optimize_insn_for_size_p instead of optimize_size.
11198 * config/i386/predicates.md (incdec_operand): Likewise.
11199 (aligned_operand): Likewise.
11200 * config/i386/sse.md (divv8sf3): Likewise.
11201 (sqrtv8sf2): Likewise.
11203 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11205 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
11207 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
11209 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11211 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
11212 ssemodesuffixf2c with avxmodesuffixf2c.
11214 2009-05-06 Joseph Myers <joseph@codesourcery.com>
11217 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
11219 2009-05-05 Jakub Jelinek <jakub@redhat.com>
11221 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
11222 (struct tree_base): Adjust spacing for 8 bit boundaries.
11223 (struct tree_decl_common): Add decl_by_reference_flag bit.
11224 (DECL_BY_REFERENCE): Adjust.
11225 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
11226 print DECL_BY_REFERENCE bit.
11227 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
11228 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
11229 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
11230 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
11233 PR middle-end/39666
11234 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
11235 range of the type, but default label is missing, add it with one
11236 of the existing labels instead of adding a new label for it.
11238 2009-05-05 Joseph Myers <joseph@codesourcery.com>
11242 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
11244 * Makefile.in (enable_plugin, plugin_includedir): New.
11245 (install): Depend on install-plugin.
11246 (PLUGIN_HEADERS): New.
11247 (install-plugin): New.
11248 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
11250 2009-05-05 Richard Guenther <rguenther@suse.de>
11252 PR tree-optimization/40022
11253 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
11255 (phivn_valid_p): Fix tuplification error, simplify.
11256 (phiprop_insert_phi): Add dumps.
11257 (propagate_with_phi): Simplify.
11259 2009-05-05 Richard Guenther <rguenther@suse.de>
11261 PR middle-end/40023
11262 * builtins.c (gimplify_va_arg_expr): Properly build the address.
11264 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
11266 * tree.h (strip_float_extensions): Remove duplicate declaration.
11267 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
11268 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
11269 block_ultimate_origin): Rearrange the declarations line to match the
11270 comment that indicates the .c file which the functions are defined.
11271 (dwarf2out_*, set_decl_rtl): Add comment.
11272 (get_base_address): Adjust comment.
11273 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
11274 declarations line and add comment.
11275 (is_builtin_name): Add blank after function name, for clarity.
11277 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11279 * attribs.c (decl_attributes): Use %qE for identifiers in
11281 * cgraphunit.c (verify_cgraph_node): Translate function names to
11282 locale character set in diagnostics.
11283 * coverage.c (get_coverage_counts): Use %qE for identifiers in
11285 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
11286 Document that functions are named in UTF-8.
11287 * expr.c (expand_expr_real_1): Translate function names to locale
11288 character set in diagnostics.
11289 * gimplify.c (omp_notice_variable, omp_is_private,
11290 gimplify_scan_omp_clauses): Use %qE for identifiers in
11292 * langhooks.c (lhd_print_error_function): Translate function names
11293 to locale character set.
11294 * langhooks.h (decl_printable_name): Document that return value is
11295 in internal character set.
11296 * stmt.c: Include pretty-print.h
11297 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
11299 (resolve_operand_name_1): Translate named operand name to locale
11301 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
11303 * toplev.c (announce_function): Translate function names to locale
11305 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
11306 (default_tree_printer): Use pp_identifier or translate identifiers
11307 to locale character set. Mark "<anonymous>" for translation.
11308 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
11309 for identifiers in diagnostics.
11310 * tree.c (handle_dll_attribute): Use %qE for identifiers in
11312 * varasm.c (output_constructor): Use %qE for identifiers in
11315 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
11317 * configure.ac: use ` ` instead of $()
11318 * configure: Regenerate.
11320 2009-05-05 Ben Elliston <bje@au.ibm.com>
11322 * config/pa/linux-atomic.c: Eliminate conditional include of
11323 errno.h on non-LP64 systems to simplify build requirements.
11325 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11327 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
11329 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
11330 and pass value to identifier_to_locale.
11331 (warn_variable_length_array): Make name a tree.
11332 (grokdeclarator): Separate diagnostic texts for named and unnamed
11333 declarators. Use %qE for named declarators.
11334 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
11336 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
11337 identifiers in diagnostics.
11338 * c-typeck.c (push_member_name, start_init): Pass identifiers to
11339 identifier_to_locale. Mark "anonymous" strings for translation.
11341 2009-05-04 Michael Eager <eager@eagercon.com>
11343 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
11344 address for DImode/DFmode only if double-precision FP regs.
11346 2009-05-04 Michael Eager <eager@eagercon.com>
11348 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
11349 TARGET_SINGLE_FLOAT check.
11351 2009-05-04 Michael Eager <eager@eagercon.com>
11353 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
11355 2009-05-04 Michael Eager <eager@eagercon.com>
11357 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
11358 * config/rs6000/t-xilinx: New
11360 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
11362 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
11363 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
11364 * gcc/explow.c (memory_address): Use target hook.
11365 * gcc/targhooks.c (default_legitimize_address): New.
11366 * gcc/targhooks.h (default_legitimize_address): New.
11367 * gcc/target.h (legitimize_address): New.
11368 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
11369 (TARGET_INITIALIZER): Include it.
11370 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
11372 * config/bfin/bfin-protos.h (legitimize_address): Remove.
11373 * config/bfin/bfin.c (legitimize_address): Remove.
11374 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
11375 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
11377 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
11378 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
11380 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
11381 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
11382 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
11383 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
11384 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
11385 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
11386 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
11387 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
11388 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
11389 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
11390 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
11391 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
11392 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
11393 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
11394 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
11395 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
11396 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
11397 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
11398 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
11399 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
11400 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
11401 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
11402 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
11404 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
11405 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
11406 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
11407 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
11408 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
11409 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
11410 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
11411 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
11412 (thumb_legitimize_address): Delete.
11413 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
11414 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
11415 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
11416 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
11417 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
11418 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
11420 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
11423 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
11424 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
11425 * config/m32r/m32r.c (m32r_legitimize_address): New.
11426 * config/m68k/m68k.c (m68k_legitimize_address): New.
11427 * config/score/score.c (score_legitimize_address): Standardize.
11428 * config/score/score3.c (score3_legitimize_address): Standardize.
11429 * config/score/score3.h (score3_legitimize_address): Adjust.
11430 * config/score/score7.c (score7_legitimize_address): Standardize.
11431 * config/score/score7.h (score7_legitimize_address): Adjust.
11432 * config/sh/sh.c (sh_legitimize_address): New.
11433 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
11435 * gcc/config/s390/s390.c (legitimize_address): Rename to...
11436 (s390_legitimize_address): ... this.
11437 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
11438 (sparc_legitimize_address): ... this.
11439 * gcc/config/i386/i386.c (legitimize_address): Rename to...
11440 (ix86_legitimize_address): ... this.
11441 * gcc/config/avr/avr.c (legitimize_address): Rename to...
11442 (avr_legitimize_address): ... this.
11443 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
11444 (mn10300_legitimize_address): ... this.
11445 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
11446 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
11447 (alpha_expand_mov): Adjust call.
11449 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
11450 * config/spu/spu.c (spu_legitimize_address): Likewise.
11451 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
11452 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
11454 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11456 * intl.c (locale_encoding, locale_utf8): New.
11457 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
11458 * intl.h (locale_encoding, locale_utf8): Declare.
11459 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
11460 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
11462 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
11464 (pp_tree_identifier): Define to call pp_base_tree_identifier.
11465 (pp_base_tree_identifier): Declare as function.
11466 (identifier_to_locale): Declare.
11467 * Makefile.in (pretty-print.o): Update dependencies.
11468 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
11470 2009-05-04 Richard Guenther <rguenther@suse.de>
11472 PR middle-end/40015
11473 * builtins.c (fold_builtin_memory_op): Do not decay to element
11474 type if the size matches the whole array.
11476 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11478 * expmed.c (synth_mult): When trying out a shift, pass the result
11481 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11483 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
11484 (shiftsub1_cost): New.
11485 (init_expmed): Compute shiftsub1_cost.
11486 (synth_mult): Optimize multiplications by constants of the form
11487 -(2^^m-1) for some constant positive integer m.
11489 2009-05-03 Richard Guenther <rguenther@suse.de>
11492 * c-typeck.c (array_to_pointer_conversion): Do not built
11493 ADDR_EXPRs of arrays of pointer-to-element type.
11494 * c-gimplify.c (c_gimplify_expr): Revert change fixing
11495 up wrong ADDR_EXPRs after-the-fact.
11496 * c-common.c (strict_aliasing_warning): Strip pointer
11497 conversions for obtaining the original type.
11498 * builtins.c (fold_builtin_memset): Handle array types.
11499 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
11502 2009-05-03 Richard Guenther <rguenther@suse.de>
11504 PR middle-end/23329
11505 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
11506 Do not lose casts from array types with unknown extent to array
11507 types with known extent.
11508 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
11509 alias set compatibility.
11511 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11513 * flags.h (extra_warnings): Delete.
11514 * toplev.c (process_options): Handle Wuninitialized here.
11515 * opts.c (extra_warnings): Delete.
11516 (set_Wextra): Delete.
11517 (common_handle_option): -Wextra can be handled automatically.
11518 * c-opts.c (c_common_handle_option): Delete obsolete code.
11519 (c_common_post_options): Simplify comment.
11520 * common.opt (W): Add Var.
11522 (Wuninitialized): Initialize to -1.
11524 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11525 Richard Guenther <rguenther@suse.de>
11527 * expr.c (get_def_for_expr): New function.
11528 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
11529 SSA rather than trees.
11530 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
11531 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
11533 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11535 * c-common.c (reswords): Add _Imaginary.
11536 * c-common.c (enum rid): Add RID_IMAGINARY.
11538 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11540 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11541 Patch by Richard Guenther.
11543 2009-05-03 Anatoly Sokolov <aesok@post.ru>
11545 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
11546 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11547 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11548 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
11549 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
11550 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
11551 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
11552 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
11553 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
11554 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
11555 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
11556 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
11557 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
11558 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
11559 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
11560 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
11561 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
11562 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
11564 2009-05-02 Richard Guenther <rguenther@suse.de>
11566 PR tree-optimization/39940
11567 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11570 2009-05-02 Richard Guenther <rguenther@suse.de>
11572 PR middle-end/40001
11573 * tree-ssa.c (execute_update_addresses_taken): Properly check
11574 if we can mark a variable DECL_GIMPLE_REG_P.
11575 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
11576 back to the end of the function.
11577 (is_gimple_reg_type): Remove complex type special casing.
11578 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
11581 2009-05-02 Ben Elliston <bje@au.ibm.com>
11583 * doc/collect2.texi (Collect2): Document search path behaviour
11584 when configured with --with-ld.
11586 2009-05-02 Jan Hubicka <jh@suse.cz>
11588 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
11589 parameter; update callers.
11590 (coalesce_cost_edge): EH edges are costier because they needs
11591 splitting even if not critical and even more costier when there are
11592 multiple EH predecestors.
11594 2009-05-02 Jan Hubicka <jh@suse.cz>
11596 * except.c (remove_eh_handler_and_replace): Handle updating after
11597 removing TRY blocks.
11599 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11601 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11603 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11605 * varasm.c: Do not include c-pragma.h.
11606 * attribs.c: Do not incude c-common.h.
11608 2009-05-01 Michael Matz <matz@suse.de>
11610 * calls.c (initialize_argument_information): Handle SSA names like
11611 decls with a non MEM_P DECL_RTL.
11613 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11615 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
11616 * ipa-utils.c: Likewise.
11617 * ipa-type-escape.c: Likewise.
11618 * cgraphunit.c Do not include c-common.h.
11619 * ipa-pure-const.c: Likewise.
11620 * tree-if-conv.c: Likewise.
11621 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11622 * ipa-struct-reorg.c: Likewise.
11623 * tree-nomudflap.c: Likewise.
11624 * tree-ssa-structalias.c: Likewise.
11626 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11628 * store-motion.c: Many cleanups to make this pass a first-class
11629 citizen instead of an appendix to gcse load motion. Add TODO list
11630 to make this pass faster/cleaner/better.
11632 (struct ls_expr): Post gcse.c-split cleanups.
11633 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11634 "stores" field to "avail_stores".
11635 (pre_ldst_mems): Rename to store_motion_mems.
11636 (pre_ldst_table): Rename to store_motion_mems_table.
11637 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11638 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11639 (ldst_entry): Rename to st_expr_entry, update users.
11640 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11641 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11642 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11644 (first_ls_expr): Rename to first_st_expr, update users.
11645 (next_ls_expr): Rename to next_st_expr, update users.
11646 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11647 fields properly for store motion instead of names inherited from load
11649 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11650 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11653 (ae_kill): Rename to st_kill, update users.
11654 (ae_gen): Rename to st_avloc, update users.
11655 (transp): Rename to st_transp, update users.
11656 (pre_insert_map): Rename to st_insert_map, update users.
11657 (pre_delete_map): Rename to st_delete_map, update users.
11658 (insert_store, build_store_vectors, free_store_memory,
11659 one_store_motion_pass): Update for abovementioned changes.
11661 (gcse_subst_count, gcse_create_count): Remove.
11662 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11663 and "n_stores_created", local variables.
11665 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11668 (regvec, compute_store_table_current_insn): Remove.
11669 (reg_set_info, reg_clear_last_set): Remove.
11670 (compute_store_table): Use DF caches instead of local dataflow
11673 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11675 * c-objc-common.c (c_tree_printer): Print identifiers with
11676 pp_identifier, not pp_string. Mark "({anonymous})" for
11678 * c-pretty-print.c (pp_c_ws_string): New.
11679 (pp_c_cv_qualifier, pp_c_type_specifier,
11680 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11681 pp_c_storage_class_specifier, pp_c_function_specifier,
11682 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11683 pp_c_primary_expression, pp_c_postfix_expression,
11684 pp_c_unary_expression, pp_c_shift_expression,
11685 pp_c_relational_expression, pp_c_equality_expression,
11686 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11687 use pp_string and pp_c_ws_string in place of pp_identifier and
11688 pp_c_identifier for non-identifiers. Mark English strings for
11690 * c-pretty-print.h (pp_c_ws_string): Declare.
11692 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11693 Roland McGrath <roland@redhat.com>
11695 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11696 (ENABLE_LD_BUILDID): New configuration option.
11697 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11698 (LINK_BUILDID_SPEC): New macro.
11699 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11701 * doc/install.texi: Document --enable-linker-build-id option.
11702 * configure: Rebuild.
11703 * config.in: Rebuild.
11705 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11707 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11708 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11709 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11710 MIPS_GP_SAVE_AREA_SIZE.
11711 * config/mips/mips.c (struct mips_frame_info): Update comment
11712 before arg_pointer_offset and hard_frame_pointer_offset.
11713 (mips_compute_frame_info): Update diagram before function: to
11714 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11715 indicate the position of frame_pointer_rtx with -fstack-protector and
11716 to show args_size. Don't allocate cprestore area for leaf functions
11717 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11719 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11721 2009-04-30 Michael Matz <matz@suse.de>
11723 PR tree-optimization/39955
11724 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11726 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11728 * ira.c (setup_cover_and_important_classes): Use safe macro
11729 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11731 * genpreds.c (write_tm_preds_h): Output suitable definition of
11732 REG_CLASS_FOR_CONSTRAINT.
11734 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11736 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11738 * bitmap.c (bitmap_descriptor): Likewise.
11739 * ggc-common.c (loc_descriptor): Likewise.
11740 * varray.c (varray_descriptor): Likewise.
11741 * vec.c (vec_descriptor): Likewise.
11743 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11745 * Makefile.in (dce.o): Add $(EXCEPT_H).
11746 * dce.c: Include except.h and delete redundant vector definitions.
11747 (deletable_insn_p): Return false for non-call insns that can throw
11750 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11752 * gcse.c (ae_gen): Remove.
11753 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11754 and make non-static function to make it available in store-motion.c.
11755 Update call sites with search-and-replace.
11756 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11757 extract_mentioned_regs, extract_mentioned_regs_helper,
11758 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11759 store_killed_in_insn, store_killed_after, store_killed_before,
11760 build_store_vectors, insert_insn_start_basic_block, insert-store,
11761 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11762 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11763 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11764 * store-motion.c: ...new file. Also copy data structures from gcse.c
11765 and clean up to remove parts not used by store motion.
11766 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11767 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11769 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11772 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11773 when optimizing for size.
11775 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11777 * gcse.c (gcse_constant_p): Fix typo in last change.
11779 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11781 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11783 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11785 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11787 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11789 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11790 CONST_HIGH_PART result.
11792 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11794 * config/avr/avr.c (initial_elimination_offset): Rename to
11795 avr_initial_elimination_offset.
11796 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11797 change return type to bool.
11798 (avr_can_eliminate): New function.
11799 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11800 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11801 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11802 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11803 avr_initial_elimination_offset.
11804 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11805 (avr_initial_elimination_offset): Define.
11807 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11808 Steven Bosscher <steven@gcc.gnu.org>
11810 PR rtl-optimization/39938
11811 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11812 * cfgrtl.c: Include insn-attr.h.
11813 (rest_of_pass_free_cfg): New function.
11814 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11815 * resource.c (init_resource_info): Remove call to df_analyze.
11817 2009-04-29 Richard Guenther <rguenther@suse.de>
11820 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11821 allow conversion to signed integers.
11823 2009-04-29 Richard Guenther <rguenther@suse.de>
11825 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11826 shifts of floating point vectors if the shift amount is
11827 a constant multiple of the element size.
11829 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11830 Michael Matz <matz@suse.de>
11832 PR middle-end/39927
11834 * tree-outof-ssa.c (emit_partition_copy): New function.
11835 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11836 insert_part_to_rtx_on_edge): Perform the partition base var
11837 copy using emit_partition_copy.
11838 (insert_value_copy_on_edge): Convert constants to the right mode.
11839 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11840 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11842 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11844 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11845 scan backwards to try to find a constant to initialize it.
11847 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
11848 insn before the loop_end instruction, don't look past labels.
11850 2009-04-29 Richard Guenther <rguenther@suse.de>
11852 PR middle-end/39937
11853 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
11854 loose type conversions.
11855 (forward_propagate_addr_expr): Fix tuplification bug. Remove
11856 stmts only if there are no uses of its definition.
11858 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11860 * config/bfin/bfin.h (splitting_loops): Declare.
11861 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
11862 Reorder bit definitions to be ascending.
11863 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
11864 * config/bfin/bfin.c (splitting_loops): New variable.
11865 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
11866 (struct loop_info): Remove members INIT and LOOP_INIT.
11867 (bfin_optimize_loop): Don't set them. Reorder the code that generates
11868 the LSETUP sequence. Allow LC to be loaded from any register, but
11869 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
11870 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
11872 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
11873 of reload_completed.
11876 * config/bfin/bfin.md (movsi_insn): Refine constraints.
11878 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
11880 * Makefile.in (PLUGIN_VERSION_H): New.
11881 (OBJS-common): Remove plugin-version.o.
11882 (plugin.o): Depend on (PLUGIN_VERSION_H).
11883 (plugin-version.o): Remove.
11884 * configure: Regenerate
11885 * configure.ac: Create plugin-version.h.
11886 * gcc-plugin.h (plugin_gcc_version): Remove.
11887 (plugin_default_version_check): Change signature.
11888 * plugin-version.c: Remove.
11889 * plugin.c: Include plugin-version.h.
11890 (str_plugin_gcc_version_name): Remove.
11891 (try_init_one_plugin): Pass gcc version to plugin_init.
11892 (plugin_default_version_check): Both gcc and plugin versions are now
11895 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11897 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
11898 problematic last insns. Test for TYPE_CALL rather than CALL_P.
11899 Remove special case testing for last insn of inner loops. Don't fail
11900 if the loop ends with a jump, emit an extra nop instead.
11902 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
11903 DREGS rather than comparing directly. Remove code that tries to
11904 account for latencies.
11906 2009-04-29 Richard Guenther <rguenther@suse.de>
11908 PR tree-optimization/39941
11909 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
11910 eliminating an indirect call.
11912 2009-04-29 Richard Guenther <rguenther@suse.de>
11914 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
11915 parameter. Allow invariants as base if !require_lvalue.
11916 (verify_gimple_assign_single): Adjust.
11918 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11920 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
11921 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
11922 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
11923 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
11924 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
11926 * config/bfin/bfin.c (bfin_expand_builtin,
11927 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
11929 2009-04-28 Richard Guenther <rguenther@suse.de>
11931 * tree-vect-loop.c (get_initial_def_for_induction): Use
11932 correct types for pointer increment.
11934 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11936 * toplev.c (print_version): Update GMP version string calculation.
11938 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
11940 PR rtl-optimization/39938
11941 * resource.c (init_resource_info): Add call to df_analyze.
11943 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11945 * config/alpha/alpha.md (usegp): Cast the result of
11946 alpha_find_lo_sum_using_gp to enum attr_usegp.
11947 * config/alpha/alpha.c (override_options): Remove end-of-structure
11948 marker element from cpu_table. Use array size of cpu_table to handle
11949 -mcpu and -mtune options.
11950 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
11952 2009-04-28 Joseph Myers <joseph@codesourcery.com>
11954 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
11955 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
11956 tune_32 and tune_64.
11957 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11958 support on PowerPC.
11959 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
11960 * config/rs6000/option-defaults.h: ... here. New file.
11961 (OPT_64, OPT_32): Define.
11962 (MASK_64BIT): Define to 0 if not already defined.
11963 (OPT_ARCH64, OPT_ARCH32): Define.
11964 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
11967 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11969 * config/arm/arm.c (arm_override_options): Emit error on using
11972 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11974 PR rtl-optimization/39914
11975 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11976 registers for allocnos created from user-defined variables only
11977 when not optimizing.
11979 2009-04-28 Richard Guenther <rguenther@suse.de>
11981 PR middle-end/39937
11982 * fold-const.c (fold_binary): Use distribute_real_division only
11985 2009-04-28 Steve Ellcey <sje@cup.hp.com>
11987 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
11988 add hpux-stdint.h to tm_file.
11989 (hppa[12]*-*-hpux11*): Ditto.
11990 (ia64*-*-hpux*): Ditto.
11991 * config/hpux-stdint.h: New.
11992 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
11993 __STDC_EXT__ for all compiles.
11994 * config/pa/pa-hpux.h: Ditto.
11995 * config/pa/pa-hpux10.h: Ditto.
11996 * config/pa/pa-hpux11.h: Ditto.
11998 2009-04-28 Catherine Moore <clm@codesourcery.com>
12000 * debug.h (set_name): Add comment.
12002 2009-04-28 Andrew Pinski <pinskia@gmail.com>
12005 * config/darwin.c (machopic_gen_offset): Check
12006 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
12007 * config/arm/arm.c (require_pic_register): Likewise.
12009 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
12011 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
12012 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
12013 m32c_promote_prototypes): Delete.
12015 2009-04-28 Michael Matz <matz@suse.de>
12017 PR middle-end/39922
12018 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
12021 2009-04-28 Richard Guenther <rguenther@suse.de>
12023 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
12025 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12027 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
12028 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
12029 * config/arm/arm-tune.md: Regenerate.
12031 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
12033 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
12034 block if there are complex incoming edges.
12035 (sel_merge_blocks): Remove useless assert.
12036 (sel_redirect_edge_and_branch): Check that edge was redirected.
12037 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
12038 (sel_find_rgns): Delete declaration.
12039 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
12040 the region when it is not a preheader.
12042 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12045 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
12047 2009-04-28 Richard Guenther <rguenther@suse.de>
12049 * tree.h (SSA_NAME_VALUE): Remove.
12050 (struct tree_ssa_name): Remove value_handle member.
12051 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
12052 array for jump threading.
12053 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
12055 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
12056 * tree-flow.h (threadedge_initialize_values): Declare.
12057 (threadedge_finalize_values): Likewise.
12058 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
12059 (SSA_NAME_VALUE): Define.
12060 (threadedge_initialize_values): New function.
12061 (threadedge_finalize_values): Likewise.
12062 * tree-ssa-dom.c (ssa_name_values): New global variable.
12063 (SSA_NAME_VALUE): Define.
12064 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
12066 2009-04-28 Ira Rosen <irar@il.ibm.com>
12068 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
12069 Use REPORT_VECTORIZED_LOCATIONS instead
12070 REPORT_VECTORIZED_LOOPS.
12071 * tree-vectorizer.c (vect_verbosity_level): Make static.
12072 (vect_loop_location): Rename to vect_location.
12073 (vect_set_verbosity_level): Update comment.
12074 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
12076 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
12077 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
12078 instead REPORT_UNVECTORIZED_LOOPS.
12079 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
12080 and vect_loop_def to vect_external_def and vect_internal_def.
12081 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
12082 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
12083 REPORT_UNVECTORIZED_LOCATIONS.
12084 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
12085 and vect_used_in_loop and to vect_unused_in_scope and
12086 vect_used_in_scope.
12087 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
12088 (vect_verbosity_level): Remove declaration.
12089 (vect_analyze_operations): Likewise.
12090 (vect_analyze_stmt): Declare.
12091 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
12092 REPORT_UNVECTORIZED_LOCATIONS.
12093 (vect_get_loop_niters): Fix indentation.
12094 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
12095 (vect_analyze_loop_operations): New function.
12096 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
12097 vect_analyze_operations.
12098 (vect_is_simple_reduction): Use new names.
12099 (vectorizable_live_operation, vect_transform_loop): Likewise.
12100 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
12101 to specify whether the data references can be a part of interleaving
12103 (vect_analyze_data_ref_dependence): Use new names.
12104 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
12105 (vect_create_addr_base_for_vector_ref): Remove redundant code.
12106 * tree-vect-patterns.c (widened_name_p): Use new names.
12107 (vect_recog_dot_prod_pattern): Likewise.
12108 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
12109 (process_use, vect_mark_stmts_to_be_vectorized,
12110 vect_model_simple_cost, vect_model_store_cost,
12111 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
12112 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
12113 vectorizable_operation, vectorizable_type_demotion,
12114 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
12115 vectorizable_condition): Likewise.
12116 (vect_analyze_operations): Split into vect_analyze_loop_operations
12118 (vect_analyze_stmt): ... new function.
12119 (new_stmt_vec_info): Use new names.
12120 (vect_is_simple_use): Use new names and fix comment.
12121 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
12122 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
12124 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12127 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
12128 and integer modes for x87 operands. Do not ICE for unsupported size,
12129 generate error instead. Generate error for unsupported operand types.
12130 ['z']: Do not handle HImode memory operands specially. Warning
12131 for floating-point operands. Fallthru to 'Z' for unsupported operand
12132 types. Do not ICE for unsupported size, generate error instead.
12133 (output_387_binary_op): Use %Z to output operands.
12134 (output_fp_compare): Ditto.
12135 (output_387_reg_move): Ditto.
12137 2009-04-28 Ben Elliston <bje@au.ibm.com>
12142 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12144 * builtins.c (c_strlen): Do not warn here.
12145 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
12146 * c-common.c (pointer_int_sum): Take an explicit location.
12147 Warn about offsets out of bounds.
12148 * c-common.h (pointer_int_sum): Adjust declaration.
12150 2009-04-27 Ian Lance Taylor <iant@google.com>
12152 * collect2.c (is_ctor_dtor): Change type of ret field in struct
12154 * dce.c (run_fast_df_dce): Change type of old_flags to int.
12155 * df-core.c (df_set_flags): Change return type to int. Change
12156 type of old_flags to int.
12157 (df_clear_flags): Likewise.
12158 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
12159 (df_get_conditional_uses): Likewise.
12160 * df.h (df_set_flags, df_clear_flags): Update declarations.
12161 * dwarf2out.c (struct indirect_string_node): Change type of form
12162 field to enum dwarf_form.
12163 (AT_string_form): Change return type to enum dwarf_form.
12164 * fixed-value.c (fixed_compare): Add cast to enum type.
12165 * fwprop.c (update_df): Change 0 to VOIDmode.
12166 * gensupport.c: Change 0 to UNKNOWN.
12167 * gimple.h (gimple_cond_code): Add cast to enum type.
12168 * haifa-sched.c (reemit_notes): Add cast to enum type.
12169 * hooks.c (hook_int_void_no_regs): Remove function.
12170 * hooks.h (hook_int_void_no_regs): Remove declaration.
12171 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
12172 * predict.c (combine_predictions_for_insn): Add casts to enum type.
12173 * real.c (real_arithmetic): Add cast to enum type.
12174 (real_compare): Likewise.
12175 * target.h (struct gcc_target): Change return type of
12176 branch_target_register_class to enum reg_class.
12177 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
12178 default_branch_target_register_class.
12179 * targhooks.c (default_branch_target_register_class): New function.
12180 * targhooks.h (default_branch_target_register_class): Declare.
12181 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
12182 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
12184 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
12186 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
12187 vect_uninitialized_def. Change 0 to ERROR_MARK.
12188 * tree-vect-stmts.c (supportable_widening_operation): Don't
12189 initialize icode1 and icode2.
12190 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
12191 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
12193 (cmn_err_flag_specs): Change 0 to STD_C89.
12194 (cmn_err_char_table): Likewise.
12195 * config/arm/arm.c (get_arm_condition_code): Change type of code
12196 to enum arm_cond_code.
12197 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
12198 (IWMMXT_BUILTIN2): Likewise.
12199 (neon_builtin_type_bits): Don't define typedef.
12200 (neon_builtin_datum): Change type of bits field to int.
12201 (arm_expand_neon_args): Add cast to enum type.
12202 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
12204 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
12205 casts to enum type.
12206 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
12208 * config/mips/mips.md (jal_macro): Return enum constant.
12209 (single_insn): Likewise.
12210 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
12212 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12213 casts to enum type.
12214 * config/s390/s390.c (s390_tune_flags): Change type to int.
12215 (s390_arch_flags): Likewise.
12216 (s390_handle_arch_option): Change flags field of struct pta to int.
12217 * config/s390/s390.h (s390_tune_flags): Update declaration.
12218 (s390_arch_flags): Likewise.
12219 * config/sh/sh.c (prepare_move_operands): Compare
12220 tls_symbolic_operand result with enum constant.
12221 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
12222 (sh_expand_prologue): Add cast to enum type.
12223 (sh_expand_epilogue): Likewise.
12224 (tls_symbolic_operand): Change return type to enum tls_model.
12225 (fpscr_set_from_mem): Add cast to enum type.
12226 (legitimize_pic_address): Compare tls_symbolic_operand result with
12228 (sh_target_reg_class): Change return type to enum reg_class.
12229 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
12231 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
12232 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
12233 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
12234 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
12235 (delayed_branch, tls_call_delay): Likewise.
12236 (eligible_for_sibcall_delay): Likewise.
12237 (eligible_for_return_delay): Likewise.
12238 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
12239 (spu_expand_builtin_1): Likewise.
12241 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
12242 for all types of conversions.
12243 (output_init_element): Issue -Wc++-compat warning if needed when
12244 initializing a bitfield with enum type.
12245 * c-parser.c (c_parser_expression): Set original_type to
12246 original_type of right hand operand of comma operator.
12248 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12250 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
12252 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
12253 * doc/cpp.texi (Standard Predefined Macros)
12254 (Implementation-defined behavior): Likewise.
12255 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
12256 * doc/gimple.texi (GIMPLE Exception Handling)
12257 (@code{GIMPLE_ASSIGN}): Likewise.
12258 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
12259 * doc/invoke.texi (Warning Options, Optimize Options)
12260 (AVR Options, Darwin Options): Likewise.
12261 (Optimize Options): Reformulate -fwhole-program description.
12262 * doc/loop.texi (Lambda): Likewise.
12263 * doc/md.texi (Output Template, Define Constraints)
12264 (Standard Names, Insn Splitting): Likewise.
12265 * doc/options.texi (Option properties): Likewise.
12266 * doc/passes.texi (Tree-SSA passes): Likewise.
12267 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
12268 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
12269 (File Names and DBX): Likewise.
12270 * doc/trouble.texi (Incompatibilities): Likewise.
12272 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12274 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
12275 instruction is correct.
12277 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12279 Allow non-constant arguments to conversion intrinsics.
12280 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
12281 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
12282 * spu.c (print_operand): Handle 'v' and 'w'.
12283 (exp2_immediate_p, spu_gen_exp2): Define.
12284 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
12285 spu_convtf_1): Update parameter descriptions.
12286 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
12287 * constraints.md ('v', 'w'): New.
12288 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
12290 (i2f, I2F): New define_mode_attr.
12291 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
12292 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
12293 fixuns_truncv4sfv4si2): Update to use mode attribute.
12294 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
12295 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
12296 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
12297 patterns for combine.
12299 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
12301 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
12302 (cprop, hoist, pre, store_motion): New debug counters.
12303 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
12304 is not an RTL pass anymore.
12305 (pass_profiling): Remove extern decl for pass removed in 2005.
12306 (pass_gcse, pass_jump_bypass): Remove.
12307 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
12308 to 0 for clean state.
12309 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
12310 * cse.c (gate_handle_cse_after_global_opts,
12311 rest_of_handle_cse_after_global_opts): New functions.
12312 (pass_cse_after_global_opts): New pass, does local CSE.
12313 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
12314 (TV_CPROP): New timevar.
12315 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
12316 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
12317 (gcse_main, recompute_all_luids): Remove.
12318 (compute_hash_table_work): Call max_reg_num instead of reading
12320 (cprop_jump): Don't set run_jump_opt_after_gcse.
12321 (constprop_register): Always allow to alter jumps.
12322 (cprop_insn): Likewise.
12323 (do_local_cprop): Likewise.
12324 (local_cprop_pass): Likewise. Return non-zero if something changed.
12325 (cprop): Remove function, fold interesting bits into one_cprop_pass.
12326 (find_implicit_sets): Add note about missed optimization opportunity.
12327 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
12328 pass_rtl_cprop execute function.
12329 Don't bother tracking the pass number, each pass gets its own dumpfile
12331 Always allow to alter jumpsand bypass jumps.
12332 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
12333 will just find no suitable set.
12334 (pre_edge_insert): Fix dumping, this function is for PRE only.
12335 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
12336 pass_rtl_pre execute function.
12337 (hoist_code): Return non-zero if something changed. Keep track of
12338 substitutions and insertions for statistics gathering similar to PRE.
12339 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
12340 called from the pass_rtl_hoist execute function. Show pass statistics.
12341 (compute_store_table): Use max_reg_num directly instead of using the
12342 formerly global max_gcse_regno.
12343 (build_store_vectors): Likewise.
12344 (replace_store_insn): Fix dumping.
12345 (store_motion): Rename to ...
12346 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
12347 pass, called from the pass_rtl_store_motion execute function. Keep
12348 track of substitutions and insertions for statistics gathering similar
12350 (bypass_jumps): Remove, fold interesting bits into ...
12351 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
12352 from the pass_rtl_cprop execute function.
12353 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12354 pass_jump_bypass): Remove.
12355 (gate_handle_gcse, rest_of_handle_gcse): Remove.
12356 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
12357 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
12358 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
12359 (gate_rtl_store_motion, execute_rtl_store_motion,
12360 pass_rtl_store_motion): New.
12361 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
12362 make it clear that -fcse-skip-blocks is a no-op for backward compat.
12363 * passes.c (init_optimization_passes): Remove pass_gcse and
12364 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
12365 and cse_after_global_opts in place of pass_gcse. Schedule cprop
12366 instead of pass_jump_bypass.
12368 2009-04-27 Richard Guenther <rguenther@suse.de>
12370 PR middle-end/39928
12371 * gimplify.c (gimplify_expr): If we are required to create
12372 a temporary make sure it ends up as register.
12374 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
12377 * config/i386/i386.c (construct_container): Don't call
12378 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
12379 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
12381 2009-04-27 Michael Matz <matz@suse.de>
12383 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
12384 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
12385 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
12386 (dump_replaceable_exprs): Take a bitmap.
12387 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
12389 (expand_gimple_basic_block): Likewise.
12390 * tree-ssa-ter.c (struct temp_expr_table_d): Make
12391 replaceable_expressions member a bitmap.
12392 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
12393 (mark_replaceable): Likewise.
12394 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
12395 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
12397 2009-04-27 Richard Guenther <rguenther@suse.de>
12399 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
12400 (verify_stmts): Dispatch to gimple/type verification code.
12401 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
12402 issue with call argument types.
12404 2009-04-27 Michael Matz <matz@suse.de>
12406 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
12407 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
12410 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
12411 Eric Botcazou <ebotcazou@adacore.com>
12413 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
12414 a label's basic block.
12415 (mark_target_live_regs): Tidy and rework obsolete comments.
12416 Change back DF problem to LIVE. If a label starts a basic block,
12417 assume that all registers that used to be live then still are.
12418 (init_resource_info): If a label starts a basic block, set its
12419 BLOCK_FOR_INSN accordingly.
12420 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
12422 2009-04-27 Richard Guenther <rguenther@suse.de>
12424 * tree-flow-inline.h (function_ann): Remove.
12425 (get_function_ann): Likewise.
12426 * tree-dfa.c (create_function_ann): Remove.
12427 * tree-flow.h (struct static_var_ann_d): Remove.
12428 (struct function_ann_d): Likewise.
12429 (union tree_ann_d): Remove fdecl member.
12430 (function_ann_t): Remove.
12431 (function_ann, get_function_ann, create_function_ann): Remove
12434 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
12436 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
12438 2009-04-27 Jan Hubicka <jh@suse.cz>
12440 * ipa-pure-const.c (struct funct_state_d): New fields
12441 state_previously_known, looping_previously_known; remove
12442 state_set_in_source.
12443 (analyze_function): Use new fields.
12444 (propagate): Avoid assumption that state_set_in_source imply
12447 * tree-ssa-loop-niter.c (finite_loop_p): New function.
12448 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
12449 * cfgloop.h (finite_loop_p): Declare.
12451 2009-04-26 Michael Matz <matz@suse.de>
12453 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
12455 2009-04-26 Michael Matz <matz@suse.de>
12457 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
12458 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
12459 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
12460 pass_mark_used_blocks): Remove.
12461 * tree-optimize.c (pass_free_datastructures,
12462 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
12463 * passes.c (init_optimization_passes): Don't call
12464 pass_mark_used_blocks, remove dead code.
12466 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
12468 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
12469 * tree-ssa-live.h (register_ssa_partition): Likewise.
12471 2009-04-26 Michael Matz <matz@suse.de>
12474 * builtins.c (fold_builtin_next_arg): Handle SSA names.
12475 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
12476 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
12478 (compare_pairs): Swap cost comparison.
12479 (coalesce_ssa_name): Don't use change_partition_var.
12480 * tree-nrv.c (struct nrv_data): Add modified member.
12481 (finalize_nrv_r): Set it.
12482 (tree_nrv): Use it to update statements.
12483 (pass_nrv): Require PROP_ssa.
12484 * tree-mudflap.c (mf_decl_cache_locals,
12485 mf_build_check_statement_for): Use make_rename_temp.
12486 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
12487 * alias.c (find_base_decl): Handle SSA names.
12488 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
12489 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
12490 * rtl.h (set_reg_attrs_for_parm): Declare.
12491 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
12492 to "optimized", remove unused locals at finish.
12493 (execute_free_datastructures): Make global, call
12494 delete_tree_cfg_annotations.
12495 (execute_free_cfg_annotations): Don't call
12496 delete_tree_cfg_annotations.
12498 * ssaexpand.h: New file.
12499 * expr.c (toplevel): Include ssaexpand.h.
12500 (expand_assignment): Handle SSA names the same as register variables.
12501 (expand_expr_real_1): Expand SSA names.
12502 * cfgexpand.c (toplevel): Include ssaexpand.h.
12503 (SA): New global variable.
12504 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
12505 (SSAVAR): New macro.
12506 (set_rtl): New helper function.
12507 (add_stack_var): Deal with SSA names, use set_rtl.
12508 (expand_one_stack_var_at): Likewise.
12509 (expand_one_stack_var): Deal with SSA names.
12510 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
12511 before unique numbers.
12512 (expand_stack_vars): Use set_rtl.
12513 (expand_one_var): Accept SSA names, add asserts for them, feed them
12514 to above subroutines.
12515 (expand_used_vars): Expand all partitions (without default defs),
12516 then only the local decls (ignoring those expanded already).
12517 (expand_gimple_cond): Remove edges when jumpif() expands an
12518 unconditional jump.
12519 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
12520 or remove abnormal edges. Ignore insns setting the LHS of a TERed
12522 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
12523 members of SA; deal with PARM_DECL partitions here; expand
12524 all PHI nodes, free tree datastructures and SA. Commit instructions
12525 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
12526 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
12527 info and statements at start, collect garbage at finish.
12528 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
12529 (VAR_ANN_PARTITION) Remove.
12530 (change_partition_var): Don't declare.
12531 (partition_to_var): Always return SSA names.
12532 (var_to_partition): Only accept SSA names.
12533 (register_ssa_partition): Only check argument.
12534 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
12536 (delete_var_map): Don't free it.
12537 (var_union): Only accept SSA names, simplify.
12538 (partition_view_init): Mark only useful SSA names as used.
12539 (partition_view_fini): Only deal with SSA names.
12540 (change_partition_var): Remove.
12541 (dump_var_map): Use ssa_name instead of partition_to_var member.
12542 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
12544 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12545 (struct _elim_graph): New member const_dests; nodes member vector of
12547 (set_location_for_edge): New static helper.
12548 (create_temp): Remove.
12549 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
12550 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
12551 (new_elim_graph): Allocate const_dests member.
12552 (clean_elim_graph): Truncate const_dests member.
12553 (delete_elim_graph): Free const_dests member.
12554 (elim_graph_size): Adapt to new type of nodes member.
12555 (elim_graph_add_node): Likewise.
12556 (eliminate_name): Likewise.
12557 (eliminate_build): Don't take basic block argument, deal only with
12558 partition numbers, not variables.
12559 (get_temp_reg): New static helper.
12560 (elim_create): Use it, deal with RTL temporaries instead of trees.
12561 (eliminate_phi): Adjust all calls to new signature.
12562 (assign_vars, replace_use_variable, replace_def_variable): Remove.
12563 (rewrite_trees): Only do checking.
12564 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
12565 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
12566 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
12567 contains_tree_r, MAX_STMTS_IN_LATCH,
12568 process_single_block_loop_latch, analyze_edges_for_bb,
12569 perform_edge_inserts): Remove.
12570 (expand_phi_nodes): New global function.
12571 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
12572 functions, initialize new parameter, remember partitions having a
12574 (finish_out_of_ssa): New global function.
12575 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
12576 don't reset in_ssa_p here, don't disable TER when mudflap.
12577 (pass_del_ssa): Remove.
12578 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
12580 (execute_free_datastructures): Declare.
12581 * Makefile.in (SSAEXPAND_H): New variable.
12582 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
12583 * basic-block.h (commit_one_edge_insertion): Declare.
12584 * passes.c (init_optimization_passes): Move pass_nrv and
12585 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
12586 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
12587 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
12588 (redirect_branch_edge): Deal with super block when expanding, split
12589 out jump patching itself into ...
12590 (patch_jump_insn): ... here, new static helper.
12592 2009-04-26 Michael Matz <matz@suse.de>
12594 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
12595 beyond num_ssa_names.
12596 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
12597 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
12599 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12601 PR inline-asm/39543
12602 * fwprop.c (forward_propagate_asm): New function.
12603 (forward_propagate_and_simplify): Propagate also into __asm, if it
12604 doesn't increase the number of referenced registers.
12607 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12609 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12611 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
12612 note_nonlocal_vla_type for nonlocal VLAs.
12613 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
12614 contains_remapped_vars, remap_vla_decls): New functions.
12615 (convert_nonlocal_reference_stmt): If not optimizing, call
12616 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
12617 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12618 if it wasn't found in var_map.
12619 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12620 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12621 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12623 * gimplify.c (nonlocal_vlas): New variable.
12624 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12626 (gimplify_body): Create and destroy nonlocal_vlas.
12628 * dwarf2out.c (loc_descr_plus_const): New function.
12629 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12630 mem_loc_descriptor, loc_descriptor_from_tree_1,
12631 descr_info_loc, gen_variable_die): Use it.
12633 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12634 !TREE_STATIC VAR_DECLs.
12635 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12636 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12637 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12638 DECL_BY_REFERENCE is valid.
12639 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12640 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12641 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12642 Copy DECL_BY_REFERENCE.
12643 (struct nesting_copy_body_data): New type.
12644 (nesting_copy_decl): New function.
12645 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12646 if they have variable length.
12648 2009-04-26 Michael Matz <matz@suse.de>
12650 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12651 mark new temporaries for renaming.
12653 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12656 * c-decl.c (global_bindings_p): Return negative value.
12657 (c_variable_size): New. Based on variable_size from
12659 (grokdeclarator): Call c_variable_size not variable_size.
12661 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12663 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12665 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12667 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12668 Redefine it to just use mingw/include.
12669 (ASM_SPEC): Rules for -m32 and -m64.
12670 (LINK_SPEC): Use Likewise.
12671 (SPEC_32): New define.
12672 (SPEC_64): Likewise.
12673 (SUB_LINK_SPEC): Likewise.
12674 (MULTILIB_DEFAULTS): New define.
12675 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12676 Add multilib options.
12677 (MULTILIB_DIRNAMES): Likewise.
12678 (MULTILIB_OSDIRNAMES): Likewise.
12679 (LIBGCC): Likewise.
12680 (INSTALL_LIBGCC): Likewise.
12682 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12685 * c-tree.h (enum c_inline_static_type): New.
12686 (record_inline_static): Declare.
12687 * c-decl.c (struct c_inline_static, c_inline_statics,
12688 record_inline_static, check_inline_statics): New.
12689 (pop_file_scope): Call check_inline_statics.
12690 (start_decl): Call record_inline_static instead of pedwarning
12691 directly for static in inline function.
12692 * c-typeck.c (build_external_ref): Call record_inline_static
12693 instead of pedwarning directly for static referenced in inline
12696 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12698 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12699 not new but only being rescanned.
12700 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12701 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12702 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12703 record_set_info, compute_set, grealloc): Remove.
12704 (recompute_all_luids): New function.
12705 (gcse_main): Don't compute sets, and don't do related memory
12706 allocations/free-ing. If something changed before the end of the
12707 pass, update LUIDs using recompute_all_luids.
12708 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12709 (free_gcse_mem): Don't free it either.
12710 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12711 Use the df insn LUIDs.
12712 (load_killed_in_block): Likewise.
12713 (compute_hash_table_work): Don't compute reg_set_in_block.
12714 (compute_transp): Use DF_REG_DEF_CHAINs.
12715 (local_cprop_pass): Don't use compute_sets and related functions.
12716 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12717 Use get_max_uid() instead of max_cuid.
12718 (insert_insn_end_basic_block, pre_insert_copy_insn,
12719 update_ld_motion_stores): Don't try to
12720 keep reg_set tables up to date.
12721 (pre_insert_copies): Use df insn LUIDs.
12722 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12723 (reg_set_info): Don't use extra bitmap argument.
12724 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12725 information to compute regs_set_in_block.
12726 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12727 (bypass_jumps): Don't use compute_sets and friends.
12729 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12732 * opts.c (undocumented_msg): Do not leave blank even with
12735 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12737 * c-decl.c (build_enumerator): Allow values folding to integer
12738 constants but not integer constant expressions with a pedwarn if
12741 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12744 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12745 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12746 type is an integer constant.
12748 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12751 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12754 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12757 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12758 with variably modified return type and no storage class
12759 specifiers, except for the case of nested functions. Distinguish
12760 extern declarations of functions with variably modified return
12761 types from those of objects with variably modified types.
12763 2009-04-25 Jan Hubicka <jh@suse.cz>
12765 * tree.c (list_equal_p): New function.
12766 * tree.h (list_equal_p): Declare.
12767 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12768 basic_block_def, basic_block, const_basic_block): New.
12769 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12770 (redirect_eh_edge): New function.
12771 (make_eh_edge_update_phi): EH edges are not abnormal.
12772 * except.c: Include tree-flow.h.
12773 (list_match): New function.
12774 (eh_region_replaceable_by_p): New function.
12775 (replace_region): New function.
12776 (hash_type_list): New function.
12777 (hash_eh_region): New function.
12778 (eh_regions_equal_p): New function.
12779 (merge_peers): New function.
12780 (remove_unreachable_regions): Verify EH tree when checking;
12782 (copy_eh_region_1): New function.
12783 (copy_eh_region): New function.
12784 (push_reachable_handler): New function.
12785 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12786 regions without label but with live RESX.
12787 * except.h (redirect_eh_edge_to_label): New.
12788 * tree-flow.h (redirect_eh_edge): New.
12789 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12790 basic_block_def, basic_block, const_basic_block): Remove.
12791 * Makefile.in (except.o): Add dependency on tree-flow.h
12792 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12793 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12796 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12799 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12800 on the destination of memcpy.
12802 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12804 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12805 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12806 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12808 2009-04-25 Jan Hubicka <jh@suse.cz>
12810 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12811 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12812 to be reached by different label than left.
12813 (update_eh_edges): Update comment; remove edge_to_remove if possible
12814 and return true if suceeded.
12815 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12816 (cleanup_eh): Compute sharing map.
12817 * except.c (remove_eh_handler_and_replace): Add argument if we should
12819 (remove_unreachable_regions): Update for label sharing.
12820 (label_to_region_map): Likewise.
12821 (get_next_region_sharing_label): New function.
12822 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12824 (remove_eh_handler): Update.
12825 (remove_eh_region_and_replace_by_outer_of): New function.
12826 * except.h (struct eh_region): Add next_region_sharing_label.
12827 (remove_eh_region_and_replace_by_outer_of,
12828 get_next_region_sharing_label): Declare.
12829 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12831 2009-04-25 Jan Hubicka <jh@suse.cz>
12833 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12834 insert code even if they are not critical.
12836 2009-04-25 Jan Hubicka <jh@suse.cz>
12838 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12839 (gimple_can_remove_branch_p): EH edges won't remove branch by
12841 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12842 updating of non-abnormal EH edges.
12843 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12844 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12845 (split_critical_edges): Split also edges where emitting code on them
12846 will lead to splitting later.
12848 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12849 H.J. Lu <hongjiu.lu@intel.com>
12852 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
12853 the configured assembler supports fildq and fistpq mnemonics.
12854 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
12855 * configure: Regenerated.
12856 * config.in: Ditto.
12858 * config/i386/i386.c (print_operand): Handle 'Z'.
12859 ['z']: Remove handling of special fild/fist suffixes.
12860 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
12861 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
12862 suffix of fild insn.
12863 (*floatsi<mode>2_vector_mixed): Ditto.
12864 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
12865 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
12866 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
12867 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
12868 * config/i386/gas.h (GAS_MNEMONICS): Remove.
12870 2009-04-25 Ben Elliston <bje@au.ibm.com>
12872 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
12873 the source of a set operation.
12875 2009-04-25 Anatoly Sokolov <aesok@post.ru>
12877 * target.h (struct gcc_target): Add case_values_threshold field.
12878 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
12879 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
12880 * targhooks.c (default_case_values_threshold): New function.
12881 * targhooks.h (default_case_values_threshold): Declare function.
12882 * stmt.c (expand_case): Use case_values_threshold target hook.
12883 * expr.h (case_values_threshold): Remove declartation.
12884 * expr.c (case_values_threshold): Remove function.
12885 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
12887 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
12888 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12889 (avr_case_values_threshold): Declare as static.
12890 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
12892 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
12893 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12894 (mn10300_case_values_threshold): New function.
12896 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12898 * ira.c (setup_cover_and_important_classes): Add enum cast.
12900 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
12902 * genpreds.c (write_enum_constraint_num): Output definition of
12903 CONSTRAINT_NUM_DEFINED_P macro.
12904 * ira.c (setup_cover_and_important_classes): Use
12905 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
12907 2009-04-24 DJ Delorie <dj@redhat.com>
12909 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
12910 __SH2A_SINGLE_ONLY__ also.
12912 2009-04-24 Steve Ellcey <sje@cup.hp.com>
12914 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
12915 (movdf_internal): Ditto.
12916 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
12917 SFmode and DFmode constants.
12918 (ia64_print_operand): Add 'G' format for printing
12919 floating point constants.
12921 2009-04-24 Richard Guenther <rguenther@suse.de>
12923 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
12924 from unsigned additions.
12926 2009-04-24 Joseph Myers <joseph@codesourcery.com>
12928 * c-typeck.c (set_init_index): Allow array designators that are
12929 not integer constant expressions with a pedwarn if pedantic.
12931 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12933 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
12934 zero if no overlap in nonzero bits between the operands.
12936 2009-04-24 Ian Lance Taylor <iant@google.com>
12938 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
12939 (record_dead_and_set_regs): Likewise.
12940 * df.h (struct df_mw_hardreg): Change flags field to int.
12941 (struct df_base_ref): Likewise.
12942 (struct df): Change changeable_flags field to int.
12943 * df-scan.c (df_defs_record): Change clobber_flags to int.
12944 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
12945 constants rather than #define macros.
12946 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
12947 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
12948 (enum dwarf_calling_convention): Likewise.
12949 (enum dwarf_line_number_x_ops): Likewise.
12950 (enum dwarf_call_frame_info): Likewise.
12951 (enum dwarf_source_language): Likewise.
12952 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
12953 (add_calling_convention_attribute): Likewise.
12954 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
12955 (combine_comparisons): Change compcode to int. Add cast to enum type.
12956 * genrecog.c (maybe_both_true_2): Change c to int.
12957 (write_switch): Likewise. Add cast to enum type.
12958 * gimplify.c (gimplify_omp_for): Handle return values from
12959 gimplify_expr using MIN rather than bitwise or.
12960 (gimplify_expr): Add cast to enum type.
12961 * ipa-prop.c (update_jump_functions_after_inlining): Change
12962 IPA_BOTTOM to IPA_JF_UNKNOWN.
12963 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
12964 Add casts to enum type.
12965 (setup_cover_and_important_classes): Change cl to int. Add casts
12967 (setup_class_translate): Change cl and mode to int.
12968 (ira_init_once): Change mode to int.
12969 (free_register_move_costs): Likewise.
12970 (setup_prohibited_mode_move_regs): Add casts to enum type.
12971 * langhooks.c (add_builtin_function_common): Rework assertion that
12972 value fits bitfield.
12973 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
12974 * omega.c (omega_do_elimination): Avoid math on enum types.
12975 * optabs.c (expand_vec_shift_expr): Remove casts to int.
12976 * opts.c (set_debug_level): Change 2 to enum constant. Use new
12977 int local to handle integral_argment value.
12978 * regmove.c (try_auto_increment): Change PUT_MODE to
12980 * reload.c (push_secondary_reload): Add casts to enum type.
12981 (secondary_reload_class, find_valid_class): Likewise.
12982 * reload1.c (emit_input_reload_insns): Likewise.
12983 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
12984 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
12985 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
12987 * tree.c (build_common_builtin_nodes): Add casts to enum type.
12988 * tree-complex.c (complex_lattice_t): Typedef to int rather than
12990 (expand_complex_libcall): Add casts to enum type.
12991 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
12992 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
12993 with ERROR_MARK, not NUM_TREE_CODES.
12994 (vect_create_epilog_for_reduction): Likewise.
12995 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
12996 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
12997 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
12999 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
13000 vect_unused_in_loop. Change 0 to loop_vect.
13001 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
13002 * var-tracking.c (get_init_value): Change return type to enum
13004 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
13005 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
13007 (arm_override_options): Add casts to enum type.
13008 (arm_emit_tls_decoration): Likewise.
13009 * config/i386/i386.c (ix86_function_specific_restore): Add casts
13011 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
13012 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
13013 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
13015 * config/s390/s390.c (code_for_builtin_64): Change to array of
13017 (code_for_builtin_31): Likewise.
13018 (s390_expand_builtin): Change code_for_builtin to enum insn_code
13020 * config/sparc/sparc.c (sparc_override_options): Change value
13021 field in struct code_model to enum cmodel. In initializer change
13022 0 to NULL and add cast to enum type.
13024 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
13025 Change all callers. Issue a -Wc++-compat warning using
13026 lhs_origtype if necessary.
13027 (convert_for_assignment): Issue -Wc++-compat warnings about
13028 invalid conversions to enum type on assignment.
13029 * c-common.h (build_modify_expr): Update declaration.
13031 2009-04-24 Nick Clifton <nickc@redhat.com>
13033 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
13034 (function_arg_advance): Likewise.
13035 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
13038 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13040 * config/s390/constraints.md ('I', 'J'): Fix condition.
13042 2009-04-24 Diego Novillo <dnovillo@google.com>
13044 * gengtype-parse.c (parse_error): Add newline after message.
13046 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
13048 * config/i386/sse.md (avxmodesuffixs): Removed.
13049 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
13050 (*avx_pinsr<ssevecsize>): This.
13052 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
13054 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
13055 follow chains of regs with a single definition, and allow expressions
13056 that are function_invariant_p.
13057 (simple_rhs_p): Allow expressions that are function_invariant_p.
13059 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
13061 PR middle-end/39867
13062 * fold-const.c (fold_cond_expr_with_comparison): When folding
13063 > and >= to MAX, make sure the MAX uses the same type as the
13064 comparison's operands.
13066 2009-04-24 Nick Clifton <nickc@redhat.com>
13068 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
13069 addressing for DImode accesses.
13070 (frv_print_operand_address): Handle PLUS case.
13071 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
13073 2009-04-24 Jakub Jelinek <jakub@redhat.com>
13075 PR rtl-optimization/39794
13076 * alias.c (canon_true_dependence): Add x_addr argument.
13077 * rtl.h (canon_true_dependence): Adjust prototype.
13078 * cse.c (check_dependence): Adjust canon_true_dependence callers.
13079 * cselib.c (cselib_invalidate_mem): Likewise.
13080 * gcse.c (compute_transp): Likewise.
13081 * dse.c (scan_reads_nospill): Likewise.
13082 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
13083 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
13084 canon_base_addr of the group, plus optional offset.
13085 (struct group_info): Rename canon_base_mem to
13087 (get_group_info): Set canon_base_addr to canon_rtx of base, not
13088 canon_rtx of base_mem.
13090 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
13092 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
13093 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
13095 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13097 * config/spu/spu-builtins.h: Delete file.
13099 * config/spu/spu.h (enum spu_builtin_type): Move here from
13101 (struct spu_builtin_description): Likewise. Add GTY marker.
13102 Do not use enum spu_function_code or enum insn_code.
13103 (spu_builtins): Add extern declaration.
13105 * config/spu/spu.c: Do not include "spu-builtins.h".
13106 (enum spu_function_code, enum spu_builtin_type_index,
13107 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
13108 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
13109 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
13110 unsigned_V2DI_type_node): Move here from spu-builtins.h.
13111 (spu_builtin_types): Make static. Add GTY marker.
13112 (spu_builtins): Add extern declaration with GTY marker.
13113 Include "gt-spu.h".
13115 * config/spu/spu-c.c: Do not include "spu-builtins.h".
13116 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
13117 Check programmatically whether all parameters are scalar.
13119 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
13121 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
13123 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
13124 assignment from the constructor either if the target is volatile.
13126 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
13128 * config/arm/arm.md (insv): Do not share operands[0].
13130 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
13132 * config/vxlib-tls.c (active_tls_threads): Delete.
13133 (delete_hook_installed): New.
13134 (tls_delete_hook): Don't delete the delete hook.
13135 (tls_destructor): Delete it here.
13136 (__gthread_set_specific): Adjust installing the delete hook.
13137 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
13138 __gthread_leave_tsd_dtor_context.
13140 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
13142 * c-format.c (gcc_tdiag_char_table): Add support for %E.
13144 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
13146 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
13148 (alpha_rtx_costs): Ditto.
13149 (emit_unlikely_jump): Use add_reg_note.
13150 (emit_frame_store_1): Ditto.
13151 (alpha_expand_prologue): Ditto.
13152 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13153 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
13155 2009-04-23 Nick Clifton <nickc@redhat.com>
13157 * config/v850/v850.md (epilogue): Remove suppressed code.
13158 (return): Rename to return_simple and remove test of frame size.
13159 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
13160 to gen_return_simple.
13162 2009-04-22 Jing Yu <jingyu@google.com>
13165 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
13167 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13170 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
13171 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
13172 value is a VECTOR_CST, the element type is the element type of the
13175 2009-04-22 DJ Delorie <dj@redhat.com>
13177 * config/m32c/m32c.h: Update GTY annotations to new syntax.
13179 2009-04-22 Jakub Jelinek <jakub@redhat.com>
13181 * alias.c (find_base_term): Move around LO_SUM case, so that
13182 CONST falls through into PLUS/MINUS handling.
13185 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
13186 into 0, use omit_one_operand.
13188 2009-04-23 Ben Elliston <bje@au.ibm.com>
13190 * config/rs6000/linux-unwind.h (get_regs): Remove type
13191 puns. Change the type of `pc' to an array of unsigned ints and
13192 update all users. Constify frame24.
13194 2009-04-22 DJ Delorie <dj@redhat.com>
13196 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
13197 declarations before code.
13198 (current_function_special_page_vector): Likewise.
13199 (m32c_expand_insv): Silence a warning.
13201 2009-04-21 Taras Glek <tglek@mozilla.com>
13203 * alias.c: Update GTY annotations to new syntax.
13204 * basic-block.h: Likewise.
13205 * bitmap.h: Likewise.
13206 * c-common.h: Likewise.
13207 * c-decl.c: Likewise.
13208 * c-parser.c: Likewise.
13209 * c-pragma.c: Likewise.
13210 * c-tree.h: Likewise.
13211 * cfgloop.h: Likewise.
13212 * cgraph.h: Likewise.
13213 * config/alpha/alpha.c: Likewise.
13214 * config/arm/arm.h: Likewise.
13215 * config/avr/avr.h: Likewise.
13216 * config/bfin/bfin.c: Likewise.
13217 * config/cris/cris.c: Likewise.
13218 * config/darwin.c: Likewise.
13219 * config/frv/frv.c: Likewise.
13220 * config/i386/i386.c: Likewise.
13221 * config/i386/i386.h: Likewise.
13222 * config/i386/winnt.c: Likewise.
13223 * config/ia64/ia64.h: Likewise.
13224 * config/iq2000/iq2000.c: Likewise.
13225 * config/mips/mips.c: Likewise.
13226 * config/mmix/mmix.h: Likewise.
13227 * config/pa/pa.c: Likewise.
13228 * config/pa/pa.h: Likewise.
13229 * config/rs6000/rs6000.c: Likewise.
13230 * config/s390/s390.c: Likewise.
13231 * config/sparc/sparc.c: Likewise.
13232 * config/xtensa/xtensa.c: Likewise.
13233 * cselib.h: Likewise.
13234 * dbxout.c: Likewise.
13235 * dwarf2out.c: Likewise.
13236 * except.c: Likewise.
13237 * except.h: Likewise.
13238 * fixed-value.h: Likewise.
13239 * function.c: Likewise.
13240 * function.h: Likewise.
13241 * gimple.h: Likewise.
13242 * integrate.c: Likewise.
13243 * optabs.c: Likewise.
13244 * output.h: Likewise.
13245 * real.h: Likewise.
13247 * stringpool.c: Likewise.
13248 * tree-data-ref.c: Likewise.
13249 * tree-flow.h: Likewise.
13250 * tree-scalar-evolution.c: Likewise.
13251 * tree-ssa-address.c: Likewise.
13252 * tree-ssa-alias.h: Likewise.
13253 * tree-ssa-operands.h: Likewise.
13254 * tree.c: Likewise.
13255 * tree.h: Likewise.
13256 * varasm.c: Likewise.
13257 * varray.h: Likewise.
13259 * coretypes.h: Do not define GTY macro if it is already defined.
13260 * doc/gty.texi: Update GTY documentation to new syntax.
13261 * gengtype-lex.l: Enforce attribute-like syntax for GTY
13262 annotations on structs.
13263 * gengtype-parse.c: Likewise.
13265 2009-04-22 Mark Heffernan <meheff@google.com>
13267 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
13269 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13271 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
13274 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13276 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
13277 the same as a PLUS without a shift. Increase the cost of a
13280 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13282 * Makefile.in: Update dependencies.
13283 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
13284 * errors.h: Remove bogus comment about compatibility.
13285 (warning): Update declaration.
13286 * genautomata.c: Update all calls to warning.
13287 * gimple.c: Do not include errors.h. Include toplev.h.
13288 * tree-ssa-structalias.c: Do not include errors.h.
13289 * omega.c: Likewise.
13290 * tree-ssa-reassoc.c: Likewise.
13291 * config/spu/spu-c.c: Likewise.
13292 * config/spu/t-spu-elf: Update dependencies.
13294 2009-04-22 Richard Guenther <rguenther@suse.de>
13296 PR tree-optimization/39824
13297 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
13298 make sure the types are compatible.
13300 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13303 * c-common.c (c_parse_error): Take a token_flags parameter.
13304 Use token_type for the token type instead.
13305 Pass token_flags to cpp_type2name.
13306 * c-common.h (c_parse_error): Update declaration.
13307 * c-parser.c (c_parser_error): Pass 0 as token flags.
13309 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
13311 PR rtl-optimization/39580
13312 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
13314 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13316 * function.c (expand_function_end): Do not emit a jump to the "naked"
13317 return label for fall-through returns.
13318 * except.c (sjlj_emit_function_exit): Always place the call to the
13319 unregister function at the location installed by expand_function_end.
13321 2009-04-22 Richard Guenther <rguenther@suse.de>
13323 PR tree-optimization/39845
13324 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
13325 (gen_inbound_check): Likewise.
13327 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
13329 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
13331 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
13332 * config/vxlib.c (__gthread_once): Add race guard for PPC.
13334 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13336 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
13337 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
13338 shift counts to avoid out-of-bounds array accesses.
13340 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13342 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
13343 (Pmode): Move above.
13345 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
13347 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
13348 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
13349 GET_CODE macro. Use IN_RANGE macro where appropriate.
13350 * config/alpha/alpha.h: Ditto.
13351 * config/alpha/alpha.md: Ditto.
13352 * config/alpha/constraints.md: Ditto.
13353 * config/alpha/predicates.md: Ditto.
13355 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13357 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
13358 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13359 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13360 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13361 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13362 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13363 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13364 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13365 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13366 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13367 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13368 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13369 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13370 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13371 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13372 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13373 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13374 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13375 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13376 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13377 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13378 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13379 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13380 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13381 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13382 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13383 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13385 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13387 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
13388 references from comments.
13389 * cfgbuild.c: (count_basic_blocks): Delete.
13390 (find_basic_blocks_1): Delete.
13391 (find_basic_blocks): Delete.
13392 * except.c (finish_eh_generation): Make static. Move comment from
13393 except.h here. Remove find_basic_blocks references from comments.
13394 * except.h (finish_eh_generation): Delete.
13395 * basic-block.h (find_basic_blocks): Delete.
13396 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
13398 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
13400 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
13401 (sdbout_parms): Likewise.
13403 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13405 * config/sh/sh.c (prepare_cbranch_operands): Use
13406 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
13407 (expand_cbranchdi4): Likewise.
13408 (from_compare): Add cast to enum type.
13409 (expand_cbranchsi4): Use add_reg_note.
13410 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
13411 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
13412 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
13413 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13414 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
13415 instead of CODE_FOR_nothing.
13416 (cbranchdi4): Likewise. Fix the order of arguments for
13418 (push_fpscr): Use add_reg_note.
13419 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
13420 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
13422 2009-04-21 Joseph Myers <joseph@codesourcery.com>
13424 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
13425 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13426 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13427 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
13428 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
13429 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
13430 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
13431 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
13432 config/alpha/x-vms, config/arc/t-arc,
13433 config/arm/README-interworking, config/arm/arm-c.c,
13434 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
13435 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
13436 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
13437 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
13438 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
13439 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
13440 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
13441 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
13442 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
13443 config/cris/t-elfmulti, config/crx/t-crx,
13444 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
13445 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
13446 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
13447 config/h8300/t-h8300, config/i386/athlon.md,
13448 config/i386/darwin-libgcc.10.4.ver,
13449 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
13450 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
13451 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
13452 config/i386/t-linux64, config/i386/t-nwld,
13453 config/i386/t-rtems-i386, config/i386/t-sol2-10,
13454 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
13455 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
13456 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
13457 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
13458 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
13459 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
13460 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
13461 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
13462 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
13463 config/m68k/t-uclinux, config/mcore/t-mcore,
13464 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
13465 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
13466 config/mips/crtn.asm, config/mips/irix-crti.asm,
13467 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
13468 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
13469 config/mips/mips-fixed.md, config/mips/sb1.md,
13470 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
13471 config/mips/t-iris6, config/mips/t-isa3264,
13472 config/mips/t-libgcc-mips16, config/mips/t-linux64,
13473 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
13474 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
13475 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
13476 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
13477 config/mn10300/t-linux, config/mn10300/t-mn10300,
13478 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
13479 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
13480 config/picochip/libgccExtras/clzsi2.asm,
13481 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
13482 config/rs6000/darwin-libgcc.10.4.ver,
13483 config/rs6000/darwin-libgcc.10.5.ver,
13484 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
13485 config/rs6000/t-aix43, config/rs6000/t-aix52,
13486 config/rs6000/t-darwin, config/rs6000/t-fprules,
13487 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
13488 config/rs6000/t-lynx, config/rs6000/t-netbsd,
13489 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
13490 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
13491 config/rs6000/t-rtems, config/rs6000/t-spe,
13492 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
13493 config/score/t-score-elf, config/sh/divcost-analysis,
13494 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
13495 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
13496 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
13497 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
13498 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
13499 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
13500 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
13501 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
13502 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
13503 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
13504 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
13505 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
13506 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
13507 limitx.h, version.c, xcoff.h: Add copyright and license notices.
13508 * config/h8300/genmova.sh: Include copyright and license notices
13509 in generated output.
13510 * config/h8300/mova.md: Regenerate.
13511 * doc/install.texi2html: Include word "Copyright" in copyright
13512 notice and use name "Free Software Foundation, Inc.".
13513 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13514 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13515 ChangeLog-2007, ChangeLog-2008: Correct dates.
13517 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
13519 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
13520 NE_EXPR operations as well.
13521 * c-parser.c (c_parser_condition): Do not set location information on
13523 (c_parser_conditional_expression): Likewise.
13524 (c_parser_binary_expression): Set location information on operators.
13525 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
13526 TRUTH_NOT_EXPR has been folded.
13527 * fold-const.c (fold_truth_not_expr): Copy location information from
13528 the incoming expression to the outgoing one.
13529 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
13530 recursive calls on the LHS of the operator but pass that of the
13531 operator to recursive calls on the RHS of the operator. Set it
13533 (shortcut_cond_expr): Set the locus of the operator on the second
13534 COND_EXPR and that of the expression on the first in degenerate cases.
13535 Pass the locus of the expression to calls to shortcut_cond_r.
13536 Set the locus of the 'then' block on the associated jump, if any.
13537 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
13538 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
13539 expression to call to gimplify_boolean_expr.
13541 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
13543 * config.gcc: Add additional configuration for
13544 i686-w64-mingw* and x86_64-w64-mingw* triplet.
13545 * config/i386/mingw-w64.h: New mingw-w64 specific header.
13546 (CPP_SPEC): Redefine for allowing -municode option.
13547 (STARTFILE_SPEC): Likewise.
13548 * config/i386/t-mingw-w64: New.
13549 * config/i386/mingw-w64.opt: New.
13550 (municode): Add new target option.
13551 * doc/invoke.texi (municode): Add documentation for new option.
13553 2009-04-21 Ian Lance Taylor <iant@google.com>
13555 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13556 Correct test for number of arguments.
13557 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
13559 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13561 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13562 argument of emit_library_call.
13564 2009-04-21 Richard Guenther <rguenther@suse.de>
13566 PR middle-end/39829
13567 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13568 inside VIEW_CONVERT_EXPRs.
13570 2009-04-21 Martin Jambor <mjambor@suse.cz>
13572 * tree-switch-conversion.c (build_constructors): Split a long line.
13573 (constructor_contains_same_values_p): New function.
13574 (build_one_array): Create assigns of constants if possible, do not
13575 call mark_sym_for_renaming, call update_stmt.
13576 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
13577 make_rename_temp. Do not call mark_symbols_for_renaming, call
13579 (gen_def_assigns): Do not call mark_symbols_for_renaming or
13580 find_new_referenced_vars, call update_stmt.
13581 (gen_inbound_check): Use create_tmp_var and create ssa names manually
13582 instead of calling make_rename_temp. Do not call
13583 find_new_referenced_vars or mark_symbols_for_renaming, call
13586 2009-04-21 Richard Guenther <rguenther@suse.de>
13588 PR tree-optimization/39827
13589 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
13590 (tree_ssa_phiprop): Pass the correct array size.
13592 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13594 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13596 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
13599 * c-typeck.c (lvalue_p): Move declaration ...
13600 * c-common.h (lvalue_p): ... to here.
13601 * c-common.c (candidate_equal_p): New.
13602 (add_tlist): Use it.
13603 (merge_tlist): Use it.
13604 (warn_for_collisions_1): Likewise.
13605 (warning_candidate_p): Accept more candidates.
13606 (verify_tree): A warning candidate can be an expression. Use
13609 2009-04-21 Ben Elliston <bje@au.ibm.com>
13612 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13613 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
13614 options. Remove -mcall-solaris documentation.
13616 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13619 * doc/invoke.texi (-Wlong-long): Update description.
13620 * c-lex (interpret_integer): Only warn if there was no previous
13621 overflow and -Wlong-long is enabled.
13622 * c-decl.c (declspecs_add_type): Drop redundant flags.
13623 * c.opt (Wlong-long): Init to -1.
13624 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13625 and front-end warn_long_long. Wlong-long only depends on other
13626 flags if it is uninitialized.
13627 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13628 the same for CPP and FE.
13629 (restore_extension_diagnostics): Likewise.
13631 2009-04-20 Ian Lance Taylor <iant@google.com>
13633 Fix enum conversions which are invalid in C++:
13634 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13635 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13636 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13637 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13638 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13639 (dbxout_parms): Likewise.
13640 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13641 (df_clear_flags): Likewise.
13642 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13643 top_flag parameter to int.
13644 (df_chain_create_bb_process_use): Likewise.
13645 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13647 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13648 (df_ref_create_structure, df_def_record_1): Likewise.
13649 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13650 (df_notes_rescan): Change 0 to VOIDmode in function call.
13651 (df_get_call_refs, df_insn_refs_collect): Likewise.
13652 (df_bb_regs_collect): Likewise.
13653 (df_entry_block_defs_collect): Likewise.
13654 (df_exit_block_uses_collect): Likewise.
13655 * df.h: Update declarations.
13656 * double-int.c (double_int_divmod): Add cast to enum type.
13657 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13658 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13659 (based_loc_descr): Likewise.
13660 (loc_descriptor_from_tree_1): Change first_op and second_op to
13661 enum dwarf_location_atom. Add cast to enum type.
13662 * expmed.c (init_expmed): Change 0 to SET in function call.
13663 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13664 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13665 (do_store_flag): Likewise.
13666 * fixed-value.h (struct fixed_value): Change mode to enum
13668 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13669 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13671 (insert_insn_decl, insert_decl, insert_state): Likewise.
13672 (automata_list_finish): Likewise.
13673 * genrecog.c (process_define_predicate): Add cast to enum type.
13674 * gensupport.c (init_predicate_table): Add cast to enum type.
13675 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13677 (gimple_build_call_1, gimple_build_label): Likewise.
13678 (gimple_build_goto, gimple_build_asm_1): Likewise.
13679 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13680 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13681 (enum fallback): Rename from enum fallback_t.
13682 (fallback_t): Typedef as int.
13683 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13684 GSI_SAME_STMT in function call.
13685 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13687 (setup_reg_class_relations): Likewise.
13688 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13689 (setup_prohibited_class_mode_regs): Add cast to enum type.
13690 (setup_prohibited_mode_move_regs): Likewise.
13691 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13692 (record_address_regs): Change i to enum reg_class.
13693 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13694 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13695 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13696 (GET_MODE_2XWIDER_MODE): Likewise.
13697 (GET_CLASS_NARROWEST_MODE): Likewise.
13698 * omp-low.c (expand_omp_for): Add cast to enum type.
13699 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13700 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13701 * postreload.c (reload_cse_simplify_operands): Change rclass local
13703 * predict.c (combine_predictions_for_insn): Change best_predictor
13704 and predictor to enum br_predictor.
13705 (combine_predictions_for_bb): Likewise.
13706 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13707 use SET_PREDICT_EXPR_OUTCOME.
13708 * real.c (real_arithmetic): Change icode to code in function call.
13709 * reginfo.c (init_move_cost): Add casts to enum type.
13710 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13711 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13713 * reload.c (find_valid_class): Add casts to enum type.
13714 (push_reload): Change 0 to NO_REGS in function call.
13715 (find_reloads): Change this_alternative to array of enum
13716 reg_class. Remove some now-unnecessary casts.
13717 (make_memloc): Change 0 to VOIDmode in function call.
13718 * reload1.c (reload): Change 0 to VOIDmode in function call.
13719 (eliminate_regs_1, elimination_effects): Likewise.
13720 (eliminate_regs_in_insn): Likewise.
13721 (emit_input_reload_insns): Add cast to enum type.
13722 (delete_output_reload): Change 0 to VOIDmode in function call.
13723 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13724 to enum type in function call.
13725 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13726 (SET_PREDICT_EXPR_OUTCOME): Define.
13727 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13728 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13729 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13730 (dump_function): Likewise.
13731 * tree-dump.h: Update declarations.
13732 * tree-pass.h: Update declarations.
13733 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13734 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13736 (arm_rtx_costs_1): Correct parenthesization.
13737 (arm_rtx_costs): Add casts to enum type.
13738 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13739 (vfp_emit_fstmd): Use add_rg_note.
13740 (emit_multi_reg_push, emit_sfm): Likewise.
13741 (thumb_set_frame_pointer): Likewise.
13742 (arm_expand_prologue): Likewise.
13743 (arm_regno_class): Change return type to enum reg_class.
13744 (thumb1_expand_prologue): Use add_reg_note.
13745 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13746 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13748 * config/arm/gentune.sh: Add cast to enum type.
13749 * config/arm/arm-tune.md: Rebuild.
13750 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13751 (ix86_split_fp_branch, predict_jump): Likewise.
13752 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13753 insn_code to enum rtx_code.
13754 (ix86_builtin_vectorized_function): Add cast to enum type.
13755 * config/i386/i386.md (truncdfsf2): Change slot to enum
13757 (truncxf<mode>2, isinf<mode>2): Likewise.
13758 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13760 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13761 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13762 (insert_bundle_state): Change 1 to INSERT in function call.
13763 (ia64_add_bundle_selector_before): Likewise.
13764 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13765 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13766 (restore_stack_nonlocal): Likewise.
13767 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13769 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13771 (mips_rtx_costs): Likewise.
13772 (mips_override_options): Add casts to enum type.
13773 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13775 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13776 (store_reg, set_reg_plus_d): Likewise.
13777 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13778 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13780 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13782 (emit_unlikely_jump): Use add_reg_note.
13783 (rs6000_emit_allocate_stack): Likewise.
13784 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13785 (output_toc): Change 1 to INSERT in function call.
13786 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13787 (rs6000_initialize_trampoline): Likewise.
13788 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13790 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13791 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13792 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13793 (save_gprs): Use add_reg_note.
13794 (s390_emit_prologue): Likewise.
13795 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13796 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13797 (sparc_fold_builtin): Add cast to enum type.
13798 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13800 (spu_expand_prologue): Use add_reg_note.
13801 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13803 2009-04-20 Ian Lance Taylor <iant@google.com>
13805 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13806 (c_parser_postfix_expression_after_primary): Get VEC for list of
13807 arguments. Get original types of arguments. Call
13808 build_function_call_vec.
13809 (cached_expr_list_1, cached_expr_list_2): New static variables.
13810 (c_parser_expr_list): Change return type to VEC *. Add
13811 p_orig_types parameter. Change all callers.
13812 (c_parser_release_expr): New static function.
13813 (c_parser_vec_to_tree_list): New static function.
13814 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13815 call build_function_call_vec.
13816 (build_function_call_vec): New function, based on old
13817 build_function_call.
13818 (convert_arguments): Remove nargs and argarray parameters. Change
13819 values to a VEC. Add origtypes parameter.
13820 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13821 (convert_for_assignment): Add origtype parameter. Change all
13822 callers. If warn_cxx_compat, check for conversion to an enum
13823 type when calling a function.
13824 (store_init_value): Add origtype parameter. Change all callers.
13825 (digest_init): Likewise.
13826 (struct init_node): Add origtype field.
13827 (add_pending_init): Add origtype parameter. Change all callers.
13828 (output_init_element): Likewise.
13829 (output_pending_init_elements): Pass origtype from init_node to
13830 output_init_element.
13831 (process_init_element): Pass origtype from c_expr to
13832 output_init_element.
13833 (c_finish_return): Add origtype parameter. Change all callers.
13834 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13836 (sync_resolve_params): Likewise.
13837 (sync_resolve_return): Change params to first_param. Change caller.
13838 (resolve_overloaded_builtins): Change params to VEC *. Change
13839 callers. Save first parameter around call to build_function_call_vec.
13840 * c-decl.c (finish_decl): Add origtype parameter. Change all
13841 callers. Call build_function_call_vec rather than
13842 build_function_call for cleanup.
13843 * c-tree.h: Update declarations.
13844 * c-common.h: Update declarations.
13845 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13846 params to first_param.
13847 * target.h (struct gcc_target): Change resolve_overloaded_builtin
13848 params parameter from tree to void *.
13849 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13850 Change arglist parameter to have type void *, and to be a pointer
13852 * config/rs6000/rs6000-protos.h
13853 (altivec_resolve_overloaded_builtin): Update declaration.
13854 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
13855 fnargs parameter to have type void *, and to be a pointer to a
13856 VEC. Call build_function_call_vec instead of
13857 build_function_call.
13858 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
13860 2009-04-20 Joey Ye <joey.ye@intel.com>
13861 Xuepeng Guo <xuepeng.guo@intel.com>
13862 H.J. Lu <hongjiu.lu@intel.com>
13864 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
13866 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
13867 (IX86_LEA_PRIORITY): Likewise.
13868 (distance_non_agu_define): New function.
13869 (distance_agu_use): Likewise.
13870 (ix86_lea_for_add_ok): Likewise.
13871 (ix86_dep_by_shift_count): Likewise.
13873 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
13874 should split for LEA.
13876 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
13878 (ix86_dep_by_shift_count): Likewise.
13880 2009-04-20 Richard Guenther <rguenther@suse.de>
13882 * expr.c (handled_component_p): Move ...
13883 * tree.h (handled_component_p): ... here.
13884 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
13885 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
13886 and REALPART_EXPR to be in one group.
13888 2009-04-20 Richard Guenther <rguenther@suse.de>
13890 * basic-block.h (get_all_dominated_blocks): Declare.
13891 * dominance.c (get_all_dominated_blocks): New function.
13892 * tree-cfg.c (get_all_dominated_blocks): Remove.
13893 (remove_edge_and_dominated_blocks): Adjust.
13894 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
13895 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
13896 instead of recursing.
13898 2009-04-20 Doug Kwan <dougkwan@google.com>
13900 * cgraph.h (cgraph_node_ptr): New type for vector functions.
13901 (struct cgraph_node_set_def): New type.
13902 (cgraph_node_set) New type. Also declare vector functions.
13903 (struct cgraph_node_set_element_def): New type.
13904 (cgraph_node_set_element): Ditto.
13905 (cgraph_node_set_iterator): New iterator type.
13906 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
13907 cgraph_node_set_remove, dump_cgraph_node_set,
13908 debug_cgraph_node_set): New prototypes.
13909 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
13910 cgraph_node_set_size): New inlines.
13911 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
13912 including cgraph.h.
13913 (struct ipa_opt_pass): Add struct cgraph_node_set_def
13914 argument to function 'write_summary'.
13915 * ipa.c: Include ggc.h.
13916 (hash_cgraph_node_set_element,
13917 eq_cgraph_node_set_element, cgraph_node_set_new,
13918 cgraph_node_set_add, cgraph_node_set_remove,
13919 cgraph_node_set_find, dump_cgraph_node_set,
13920 debug_cgraph_node_set): New functions.
13921 * Makefile.in (ipa.o): Add dependency on GGC_H.
13923 2009-04-20 Ira Rosen <irar@il.ibm.com>
13925 PR tree-optimization/39675
13926 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
13927 check of the return code of vect_schedule_slp. Check that
13928 stmt_vec_info still exists for the statement, before checking its
13929 vectorization type.
13931 2009-04-20 Michael Matz <matz@suse.de>
13933 * Makefile.in (generated_files): Take out $(simple_generated_c).
13935 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
13937 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
13938 (UINTPTR_TYPE): Likewise.
13940 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13943 * c-typeck.c (digest_init): Check for initializing an array with a
13946 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13949 * c-semantics.c (pop_stmt_list): Propagate
13950 STATEMENT_LIST_HAS_LABEL to parent statement list.
13952 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
13954 * config/mips/mips.h (mips_tune_attr): New macro.
13955 * config/mips/mips.md (cpu): Use it.
13957 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13960 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
13963 2009-04-19 Diego Novillo <dnovillo@google.com>
13965 * toplev.c (compile_file): Move call to coverage_finish ...
13966 * cgraphunit.c (ipa_passes): ... here.
13967 Call cgraph_process_new_functions.
13968 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
13969 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
13971 2009-04-19 Jan Hubicka <jh@suse.cz>
13973 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
13975 (dump_cgraph_node): Dump can throw external flag.
13976 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
13978 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13982 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
13983 * common.opt (Wlogical-op): Move from here...
13984 * c.opt (Wlogical-op): ... to here.
13985 * c-typeck.c (parser_build_binary_op): Update call to
13986 warn_logical_operator.
13987 * c-opts.c (c_common_post_options): Enable warn_logical_op with
13989 * c-common.c (warn_logical_op): Update.
13990 * c-common.h (warn_logical_op): Update declaration.
13992 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
13994 * tree.c (protected_set_expr_location): Fix formatting.
13996 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13999 * c-typeck.c (readonly_warning): new.
14000 (build_unary_op, build_modify_expr): Use readonly_warning for
14001 storing into something readonly but not const-qualified.
14003 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14006 * c-typeck.c (build_unary_op): Check for taking address of
14007 expression of type void.
14009 2009-04-18 Joseph Myers <joseph@codesourcery.com>
14012 * c-typeck.c (build_function_call): Check for calling a function
14013 with qualified void return types. Call require_complete_type when
14016 2009-04-18 Jan Hubicka <jh@suse.cz>
14018 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
14020 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
14021 can_throw_external flag.
14022 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
14023 * ipa-pure-const.c (ignore_edge): New function.
14024 (propagate): Compute order for NOTHROW computation; set NOTHROWs
14025 only over can_throw_external edges.
14026 (local_pure_const): Add nothrow flag.
14027 * ipa-utils.c (searchc): Add ignore_edge callback.
14028 (ipa_utils_reduced_inorder): Add ignore_edge callback.
14029 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
14030 (set_nothrow_function_flags): Update cgraph.
14031 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
14033 2009-04-18 Richard Guenther <rguenther@suse.de>
14035 PR middle-end/39804
14036 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
14037 (fold_stmt): ... this and ...
14038 (fold_stmt_inplace): ... this.
14039 (fold_stmt_1): Fold references in calls and asms.
14040 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
14042 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14044 * tree-vrp.c (ssa_name_nonzero_p): Remove.
14045 * tree.h: Remove the prototype for ssa_name_nonzero_p.
14047 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14049 * tree.c (function_args_count): Remove.
14050 * tree.h: Remove the prototype for function_args_count.
14052 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14054 * tree-iterator.c (expr_only): Remove.
14055 * tree.h: Remove the prototype for expr_only.
14057 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14059 * reginfo.c (cannot_change_mode_set_regs): Remove.
14060 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
14062 2009-04-08 Anatoly Sokolov <aesok@post.ru>
14064 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
14065 whether operands 0 and 1 overlaps.
14067 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
14069 PR middle-end/36902
14070 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
14071 pointer. Use warning_at instead of warning.
14072 (search_for_addr_array): Likewise.
14073 (check_array_bounds): Likewise.
14074 (check_all_array_refs): Check that the incoming edge is not in the
14075 list of edges to be removed.
14076 (check_all_array_refs): Avoid the temporal pointer.
14077 (vrp_visit_cond_stmt): Fix typo.
14078 (simplify_switch_using_ranges): Handle the case where the switch
14079 index is an integer constant.
14081 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
14083 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
14085 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14087 * doc/extend.texi, doc/invoke.texi: Fix typos.
14089 2009-04-17 Cary Coutant <ccoutant@google.com>
14091 * tree-flow-inline.h (get_lineno): Fix inverted test.
14093 2009-04-17 Diego Novillo <dnovillo@google.com>
14095 * tree-ssa-pre.c (create_expression_by_pieces): Remove
14096 assertion for AVAIL_OUT.
14098 2009-04-17 Mike Frysinger <vapier@gentoo.org>
14101 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
14102 * config/sh/linux-atomic.asm: Likewise.
14104 2009-04-17 Diego Novillo <dnovillo@google.com>
14106 * except.c (debug_eh_tree): New.
14107 (struct eh_region, struct eh_status): Move ...
14108 * except.h: ... here.
14109 (add_type_for_runtime): Declare extern.
14110 (lookup_type_for_runtime): Likewise.
14111 (debug_eh_tree): Declare.
14112 * Makefile.in (GTFILES): List except.h before except.c
14114 2009-04-17 Diego Novillo <dnovillo@google.com>
14116 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
14117 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
14118 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
14119 (find_vars_r): ... here.
14120 * tree-flow.h (find_referenced_vars_in): Declare.
14121 * tree-ssa-pre.c (create_expression_by_pieces): Assert
14122 that AVAIL_OUT exists for BLOCK.
14123 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
14124 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
14125 (tree-parloops.o): Likewise.
14127 2009-04-17 Simon Baldwin <simonb@google.com>
14129 * toplev.c (default_tree_printer): Add handling for %E format.
14131 2009-04-17 Diego Novillo <dnovillo@google.com>
14133 * tree-pretty-print.c (dump_generic_node): Add break after
14134 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
14135 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
14136 FUNCTION_TYPE together. Call print_struct_decl when printing
14137 structures and TDF_SLIM is not given.
14138 (print_struct_decl): Fix logic for detecting recursion.
14140 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14143 * gcc.c (create_at_file): New.
14144 (compile_input_file_p): New.
14145 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
14146 * main.c (main): Update call to toplev_main.
14147 * toplev.c (toplev_main): Change signature. Call expandargv.
14148 * toplev.h (toplev_main): Change signature.
14150 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14152 * dwarf2out.c (field_byte_offset): Use the type size as the field size
14153 if the latter is not constant.
14155 2009-04-17 David Edelsohn <edelsohn@gnu.org>
14157 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
14159 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14161 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
14162 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
14164 2009-04-17 Richard Guenther <rguenther@suse.de>
14166 * tree-ssa-structalias.c (get_constraint_for_component_ref):
14167 Handle component references view-converting an invariant address.
14169 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
14171 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
14172 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
14173 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
14174 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
14175 Use @deftypevr rather than @deftypevar.
14177 2009-04-17 Richard Guenther <rguenther@suse.de>
14179 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
14180 (get_prop_source_stmt): Likewise.
14181 (can_propagate_from): Likewise.
14183 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
14185 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
14186 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
14187 (--with-multilib-list): Add default value.
14188 * configure: Regenerate.
14189 * Makefile.in (TM_ENDIAN_CONFIG): Define.
14190 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
14191 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
14192 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
14193 Don't add default cpu to multilib list unnecessarily, but do enable
14194 the relevant compiler option..
14195 Add support for --with-multilib-list=<blank> and
14196 --with-multilib-list=!<somelib> to supress unwanted multilibs.
14197 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
14198 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
14199 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
14200 TM_MULTILIB_CONFIG.
14201 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
14202 (MULTILIB_OSDIRNAMES): New variable.
14203 * config/sh/t-1e: Delete file.
14204 * config/sh/t-mlib-sh1: Delete file.
14205 * config/sh/t-mlib-sh2: Delete file.
14206 * config/sh/t-mlib-sh2a: Delete file.
14207 * config/sh/t-mlib-sh2a-nofpu: Delete file.
14208 * config/sh/t-mlib-sh2a-single: Delete file.
14209 * config/sh/t-mlib-sh2a-single-only: Delete file.
14210 * config/sh/t-mlib-sh2e: Delete file.
14211 * config/sh/t-mlib-sh3e: Delete file.
14212 * config/sh/t-mlib-sh4: Delete file.
14213 * config/sh/t-mlib-sh4-nofpu: Delete file.
14214 * config/sh/t-mlib-sh4-single: Delete file.
14215 * config/sh/t-mlib-sh4-single-only: Delete file.
14216 * config/sh/t-mlib-sh4a: Delete file.
14217 * config/sh/t-mlib-sh4a-nofpu: Delete file.
14218 * config/sh/t-mlib-sh4a-single: Delete file.
14219 * config/sh/t-mlib-sh4a-single-only: Delete file.
14220 * config/sh/t-mlib-sh4al: Delete file.
14221 * config/sh/t-mlib-sh5-32media: Delete file.
14222 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
14223 * config/sh/t-mlib-sh5-64media: Delete file.
14224 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
14225 * config/sh/t-mlib-sh5-compact: Delete file.
14226 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
14227 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
14228 * doc/install.texi (Options specification): Add
14229 --with-multilib-list and --with-endian.
14231 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14233 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
14235 (OBJS-common): Add plugin-version.o.
14236 (plugin-version.o): New.
14237 * gcc-plugin.h (plugin_gcc_version): New.
14238 (plugin_default_version_check): New.
14239 (plugin_init_func, plugin_init): Add version argument.
14240 * plugin-version.c: New.
14241 * plugin.c (str_plugin_gcc_version_name): New.
14242 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
14243 pass it to the init function.
14244 (plugin_default_version_check): New.
14246 2009-04-17 Richard Guenther <rguenther@suse.de>
14248 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
14249 for decl-vs-decl disambiguation.
14251 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
14253 * config/s390/s390.h (s390_tune_attr): New macro definition.
14254 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
14256 2009-04-17 Richard Guenther <rguenther@suse.de>
14258 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
14259 (fold_stmt_r): Likewise.
14260 (maybe_fold_reference): New function.
14261 (fold_gimple_assign): Handle cases fold_stmt_r did.
14262 (fold_stmt): Do not use fold_stmt_r.
14263 (fold_stmt_inplace): Likewise.
14265 2009-04-17 Richard Guenther <rguenther@suse.de>
14267 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
14268 (record_equivalences_from_stmt): Remove useless checks and
14270 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
14271 the type is already suitable.
14273 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
14275 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
14277 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
14279 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
14280 (CMPtype): Define as __gcc_CMPtype.
14282 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
14284 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
14285 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
14287 2009-04-17 Richard Guenther <rguenther@suse.de>
14289 PR tree-optimization/39746
14290 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
14291 special-casing for builtins and static variable use/def.
14292 (call_may_clobber_ref_p_1): Likewise.
14294 2009-04-16 Ian Lance Taylor <iant@google.com>
14296 * df.h: Include "timevar.h".
14297 (struct df_problem): Change tv_id field to timevar_id_t.
14298 * tree-pass.h: Include "timevar.h".
14299 (struct opt_pass): Change tv_id field to timevar_id_t.
14300 * timevar.h (timevar_id_t): Define TV_NONE.
14301 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
14302 TV_NONE rather than tv_id != 0.
14303 (execute_one_pass): Likewise.
14304 * Makefile.in (DF_H): Add $(TIMEVAR_H).
14305 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
14306 dependencies to $(TREE_PASS_H).
14307 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
14309 (pass_branch_target_load_optimize2): Likewise.
14310 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
14311 (pass_outof_cfg_layout_mode): Likewise.
14312 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
14313 (pass_rebuild_cgraph_edges): Likewise.
14314 (pass_remove_cgraph_callee_edges): Likewise.
14315 * df-core.c (pass_df_initialize_opt): Likewise.
14316 (pass_df_initialize_no_opt): Likewise.
14317 (pass_df_finish): Likewise.
14318 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
14319 * except.c (pass_set_nothrow_function_flags): Likewise.
14320 (pass_convert_to_eh_region_ranges): Likewise.
14321 * final.c (pass_compute_alignments): Likewise.
14322 * function.c (pass_instantiate_virtual_regs): Likewise.
14323 (pass_init_function): Likewise.
14324 (pass_leaf_regs): Likewise.
14325 (pass_match_asm_constraints): Likewise.
14326 * gimple-low.c (pass_lower_cf): Likewise.
14327 (pass_mark_used_blocks): Likewise.
14328 * init-regs.c (pass_initialize_regs): Likewise.
14329 * integrate.c (pass_initial_value_sets): Likewise.
14330 * ira.c (pass_ira): Likewise.
14331 * jump.c (pass_cleanup_barriers): Likewise.
14332 * omp-low.c (pass_expand_omp): Likewise.
14333 (pass_lower_omp): Likewise.
14334 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
14335 * recog.c (pass_split_all_insns): Likewise.
14336 (pass_split_after_reload): Likewise.
14337 (pass_split_before_regstack): Likewise.
14338 (pass_split_before_sched2): Likewise.
14339 (pass_split_for_shorten_branches): Likewise.
14340 * reginfo.c (pass_reginfo_init): Likewise.
14341 (pass_subregs_of_mode_init): Likewise.
14342 (pass_subregs_of_mode_finish): Likewise.
14343 * passes.c (pass_postreload): Likewise.
14344 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
14345 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
14346 (pass_warn_function_return): Likewise.
14347 (pass_warn_function_noreturn): Likewise.
14348 * tree-complex.c (pass_lower_complex): Likewise.
14349 (pass_lower_complex_O0): Likewise.
14350 * tree-if-conv.c (pass_if_conversion): Likewise.
14351 * tree-into-ssa.c (pass_build_ssa): Likewise.
14352 * tree-mudflap.c (pass_mudflap_1): Likewise.
14353 (pass_mudflap_2): Likewise.
14354 * tree-nomudflap.c (pass_mudflap_1): Likewise.
14355 (pass_mudflap_2): Likewise.
14356 * tree-nrv.c (pass_return_slot): Likewise.
14357 * tree-object-size.c (pass_object_sizes): Likewise.
14358 * tree-optimize.c (pass_all_optimizations): Likewise.
14359 (pass_early_local_passes): Likewise.
14360 (pass_all_early_optimizations): Likewise.
14361 (pass_cleanup_cfg): Likewise.
14362 (pass_cleanup_cfg_post_optimizing): Likewise.
14363 (pass_free_datastructures): Likewise.
14364 (pass_free_cfg_annotations): Likewise.
14365 (pass_fixup_cfg): Likewise.
14366 (pass_init_datastructures): Likewise.
14367 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
14368 (pass_late_warn_uninitialized): Likewise.
14369 (pass_update_address_taken): Likewise.
14370 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
14371 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
14372 (pass_cse_sincos): Likewise.
14373 (pass_convert_to_rsqrt): Likewise.
14374 * tree-ssa-structalias.c (pass_build_alias): Likewise.
14375 * tree-stdarg.c (pass_stdarg): Likewise.
14376 * tree-tailcall.c (pass_tail_recursion): Likewise.
14377 (pass_tail_calls): Likewise.
14378 * tree-vect-generic.c (pass_lower_vector): Likewise.
14379 (pass_lower_vector_ssa): Likewise.
14380 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
14382 2009-04-16 Joseph Myers <joseph@codesourcery.com>
14384 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
14386 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
14388 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
14389 logical and signext.
14391 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
14394 * config/sh/predicates.md (arith_operand): Check if the operand
14395 of TRUNCATE is a REG.
14397 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14399 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14400 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14402 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14404 * tree-iterator.c (tsi_split_statement_list_after,
14405 tsi_split_statement_list_before): Remove.
14406 * tree-iterator.h: Remove the prototypes for
14407 tsi_split_statement_list_after and tsi_split_statement_list_before.
14409 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14411 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
14412 * tree-ssa-propagate.h: Remove the prototype for
14413 stmt_makes_single_load.
14415 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14417 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
14418 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
14420 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14422 * tree-iterator.c (EXPR_LAST_BODY): Remove.
14424 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14426 * except.c (eh_region_outer_p): Remove.
14427 * except.h: Remove the prototype for eh_region_outer_p.
14429 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14431 * function.c (current_function_assembler_name): Remove.
14432 * function.h: Remove the prototype for
14433 current_function_assembler_name.
14435 2009-04-16 Ian Lance Taylor <iant@google.com>
14437 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
14438 (add_reg_note): Call alloc_reg_note.
14439 * rtl.h (alloc_reg_note): Declare.
14440 * combine.c (try_combine): Use alloc_reg_note.
14441 (recog_for_combine, move_deaths): Likewise.
14442 (distribute_notes): Use alloc_reg_note and add_reg_note.
14443 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
14444 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
14445 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
14447 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
14449 PR rtl-optimization/39762
14450 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
14451 ira_may_move_out_cost): Add comments about way of their usage.
14452 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
14454 * ira-conflicts.c (process_regs_for_copy): Use function
14455 ira_get_register_move_cost instead of global
14456 ira_register_move_cost.
14458 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
14459 color_pass, move_spill_restore, update_curr_costs): Ditto.
14461 * ira-lives.c (process_single_reg_class_operands): Ditto.
14463 * ira-emit.c (emit_move_list): Ditto.
14465 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
14466 (record_reg_classes): Ditto. Use functions
14467 ira_get_register_move_cost and ira_get_may_move_cost instead of
14468 global vars ira_register_move_cost, ira_may_move_out_cost and
14469 ira_may_move_in_cost.
14470 (record_address_regs): Don't call ira_init_register_move_cost.
14471 Use function ira_get_may_move_cost instead of global
14472 ira_may_move_in_cost.
14473 (process_bb_node_for_hard_reg_moves): Use function
14474 ira_get_register_move_cost instead of global ira_register_move_cost.
14475 (ira_costs): Don't call ira_init_register_move_cost.
14477 2009-04-16 Richard Guenther <rguenther@suse.de>
14479 * tree-cfg.c (verify_gimple_assign_binary):
14480 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
14481 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
14482 (create_general_new_stmt): Note that this function is broken.
14484 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14486 * common.opt (fhelp): Add Var(help_flag).
14487 * gcc-plugin.h (plugin_info): Add help.
14488 * plugin.c (plugin_name_args): Add help.
14489 (register_plugin_info): Set plugin->help.
14490 (print_help_one_plugin): New.
14491 (print_plugins_help): New.
14492 * plugin.h (print_plugins_help): New.
14493 * toplev.c (toplev_main): Call print_plugins_help if needed.
14495 2009-04-16 Richard Guenther <rguenther@suse.de>
14497 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
14498 (gimple_ior_addresses_taken_1): New function.
14499 (gimple_ior_addresses_taken): Likewise.
14500 * gimple.h (struct gimple_statement_with_ops_base): Remove
14501 addresses_taken member.
14502 (gimple_ior_addresses_taken): Declare.
14503 (gimple_addresses_taken, gimple_addresses_taken_ptr,
14504 gimple_set_addresses_taken): Remove.
14505 * ipa-reference.c (mark_address): New function.
14506 (scan_stmt_for_static_refs): Use it for marking addresses taken.
14507 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
14508 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
14509 (gimple_add_to_addresses_taken): Remove.
14510 (get_tmr_operands): Call mark_address_taken.
14511 (get_asm_expr_operands): Likewise.
14512 (get_expr_operands): Likewise.
14513 (build_ssa_operands): Do not clear the addresses_taken bitmap.
14514 (free_stmt_operands): Do not free it.
14515 * tree-ssa.c (delete_tree_ssa): Likewise.
14516 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
14518 2009-04-16 Richard Guenther <rguenther@suse.de>
14520 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
14521 (walk_stmt_load_store_ops): Likewise.
14522 * gimple.c (get_base_loadstore): New function.
14523 (walk_stmt_load_store_addr_ops): Likewise.
14524 (walk_stmt_load_store_ops): Likewise.
14525 * ipa-pure-const.c (check_op): Simplify.
14526 (check_load, check_store): New functions.
14527 (check_stmt): Use walk_stmt_load_store_ops.
14528 * ipa-reference.c (mark_load): Adjust signature.
14529 (mark_store): Likewise.
14530 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
14532 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14534 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
14535 (plugin_info): New.
14536 * opts.c (common_handle_option): Don't call print_version.
14537 * plugin.c (plugin_name_args): Add version.
14538 (register_plugin_info): New.
14539 (register_callback): Handle PLUGIN_INFO.
14540 (try_init_one_plugin): New.
14541 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
14543 (finalize_one_plugin): New.
14544 (finalize_plugins): New.
14545 (print_one_plugin): New.
14546 (print_plugins_versions): New.
14547 * plugin.h (print_plugins_versions): New.
14548 (finalize_plugins): New.
14549 * toplev.c (compile_file): Don't call initialize_plugins.
14550 (print_version): Call print_plugins_versions.
14551 (toplev_main): Call initialize_plugins. Print version if needed.
14552 Call finalize_plugins.
14554 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14556 * common.opt (fversion): New.
14557 * gcc.c (print_version): New.
14558 (process_command): Don't print the version. Just set print_version.
14559 (main): Print version. Call subprocesses if print_version and
14560 verbose_flag are set.
14561 * opts.c (common_handle_option): Handle OPT_fversion.
14563 2009-04-16 Richard Guenther <rguenther@suse.de>
14564 Ira Rosen <irar@il.ibm.com>
14566 PR tree-optimization/39698
14567 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
14568 type of the reduction variable. Only generate the def if
14571 * omp-low.c (expand_omp_for_generic): When converting to a pointer
14572 make sure to first convert to an integer of the same precision.
14573 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
14574 the type of the evolution correctly in computing the new
14575 induction variable base.
14577 2009-04-16 Richard Guenther <rguenther@suse.de>
14579 PR middle-end/39625
14580 * tree-cfg.c (make_blocks): Split statements with to-be
14581 abnormal SSA names on the lhs.
14583 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
14585 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
14586 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
14587 * c-typeck.c (really_start_incremental_init): Likewise.
14588 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
14589 (TARGET_INITIALIZER): Remove it.
14590 * target.h (struct target): Remove vector_opaque_p.
14591 * tree.c (build_opaque_vector_type): New.
14592 * tree.h (TYPE_VECTOR_OPAQUE): New.
14593 (build_opaque_vector_type): Declare.
14594 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
14595 * config/rs6000/rs6000.c (build_opaque_vector_type,
14596 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
14597 (rs6000_init_builtins): Use build_opaque_vector_type for
14598 opaque_V4SI_type_node.
14600 2009-04-15 Catherine Moore <clm@codesourcery.com>
14602 * debug.h (set_name): Declare.
14603 * dwarf2out.c (dwarf2out_set_name): Declare.
14604 (dwarf2_debug_hooks): Add set_name.
14605 (find_AT_string): New.
14606 (add_AT_string): Call find_AT_string.
14607 (dwarf2out_set_name): New.
14608 * cp/decl.c (grokdeclarator): Call set_name.
14609 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
14610 * debug.c (do_nothing_debug_hooks): Likewise.
14611 * dbxout.c (dbx_debug_hooks): Likewise.
14612 * sdbout.c (sdb_debug_hooks): Likewise.
14614 2009-04-15 Michael Eager <eager@eagercon.com>
14616 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
14617 reg for single-precision FPU.
14618 * config/rs6000/rs6000.md (movsi_internal1): Only for
14619 !TARGET_SINGLE_FPU.
14620 (movsi_internal1_single): New. Add pattern to move SI values to/from
14621 single-precision FP regs.
14623 2009-04-15 Richard Guenther <rguenther@suse.de>
14625 * omp-low.c (lower_rec_input_clauses): Build correct address
14627 (expand_omp_for_generic): Fix multiplication type.
14628 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14629 (generate_memset_zero): Fix types.
14630 * tree-profile.c (prepare_instrumented_value): Correctly
14633 2009-04-15 Ian Lance Taylor <iant@google.com>
14635 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14636 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14637 for -Wall and for -Wc++-compat.
14638 (c_common_post_options): For C++, set warn_enum_compare if not
14640 * c-tree.h (struct c_expr): Add field original_type.
14641 (build_external_ref): Update declaration.
14642 * c-parser.c (c_parser_braced_init): Set original_type.
14643 (c_parser_initelt): Likewise.
14644 (c_parser_expr_no_commas): Likewise.
14645 (c_parser_conditional_expression): Likewise.
14646 (c_parser_cast_expression): Likewise.
14647 (c_parser_unary_expression): Likewise. Pull setting of
14648 original_code to top of function.
14649 (c_parser_sizeof_expression): Set original_type.
14650 (c_parser_alignof_expression): Likewise.
14651 (c_parser_postfix_expression): Likewise. Pull setting of
14652 original_code to top of function.
14653 (c_parser_postfix_expression_after_paren_type): Set original_type.
14654 (c_parser_postfix_expression_after_primary): Likewise.
14655 (c_parser_expression): Likewise.
14656 * c-typeck.c (build_external_ref): Add type parameter. Change all
14658 (c_expr_sizeof_expr): Set original_type field.
14659 (parser_build_unary_op): Likewise.
14660 (parser_build_binary_op): Likewise. Optionally warn about
14661 comparisons of enums of different types.
14662 (digest_init): Set original_type field.
14663 (really_start_incremental_init): Likewise.
14664 (push_init_level, pop_init_level): Likewise.
14665 * doc/invoke.texi (Warning Options): -Wenum-compare now
14668 2009-04-15 Richard Guenther <rguenther@suse.de>
14670 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14671 out a necessary conversion.
14672 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14673 names we didn't value number.
14674 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14676 2009-04-15 Richard Guenther <rguenther@suse.de>
14678 PR tree-optimization/39764
14679 * tree-ssa-ccp.c (get_value): Canonicalize value with
14680 canonicalize_float_value.
14682 2009-04-15 Jan Hubicka <jh@suse.cz>
14684 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14685 Wrong version of patch.
14687 2009-04-15 Jan Hubicka <jh@suse.cz>
14689 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14691 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14693 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14694 our distinct integral and vector types.
14696 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14698 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14699 * init.c (build_vtbl_address): Remove call to assemble_external.
14701 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14703 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14704 output for other floating point modes.
14706 2009-04-14 Diego Novillo <dnovillo@google.com>
14708 * diagnostic.c (diagnostic_report_diagnostic): Do not
14709 warn about loaded plugins for DK_ERROR and DK_WARNING.
14710 * c-decl.c (declspecs_add_type): Move call to
14711 invoke_plugin_callbacks ...
14712 * c-parser.c (c_parser_declspecs): ... here.
14713 * plugin.c (dump_active_plugins): Tidy output.
14715 2009-04-14 Diego Novillo <dnovillo@google.com>
14716 Le-Chun Wu <lcwu@google.com>
14718 * configure.ac: Add --enable-plugin support.
14719 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14720 * Makefile.in (PLUGIN_H): Define.
14721 Export ENABLE_PLUGIN and GMPINC to site.exp.
14722 Add PLUGINLIBS to link command.
14723 Add/modify dependencies for plugin.o and files including plugin.h.
14725 * config.in: Regenerate.
14727 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14730 2009-04-14 Le-Chun Wu <lcwu@google.com>
14732 * tree-pass.h (register_one_dump_file): Add a prototype for
14733 register_one_dump_file.
14734 * toplev.c (compile_file): Call initialize_plugins.
14735 (do_compile): Call invoke_plugin_callbacks.
14736 (toplev_main): Call invoke_plugin_callbacks.
14737 * common.opt: Add -fplugin= and -fplugin-arg-.
14738 * gcc-plugin.h: New public header file for plugins to include.
14739 * plugin.c: New source file.
14740 * plugin.h: New internal header file.
14741 * passes.c (register_one_dump_file): Make it external.
14743 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14745 2009-04-14 Diego Novillo <dnovillo@google.com>
14747 * doc/plugins.texi: New.
14748 * doc/gccint.texi: Add reference to Plugins chapter.
14749 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14750 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14751 loaded plugins, if any.
14752 * timevar.def (TV_PLUGIN_INIT): Define.
14753 (TV_PLUGIN_RUN): Define.
14754 * plugin.c: Include timevar.h
14755 (plugins_active_p): New.
14756 (dump_active_plugins): New.
14757 (debug_active_plugins): New.
14759 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14761 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14763 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14765 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14767 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14768 the same as a minus without a shift.
14770 2009-04-14 Nick Clifton <nickc@redhat.com>
14772 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14773 comparisons with small integers will always produce a short
14776 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14779 2008-12-19 Diego Novillo <dnovillo@google.com>
14781 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14783 2009-04-14 Richard Guenther <rguenther@suse.de>
14785 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14787 (verify_gimple_assign_binary): Likewise. Handle shifts and
14789 (verify_gimple_phi): Print the mismatched argument position.
14790 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14792 (vect_update_init_of_dr): Likewise.
14793 * matrix-reorg.c (transform_access_sites): Do what the
14795 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14797 2009-04-13 Michael Eager <eager@eagercon.com>
14799 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14800 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14801 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14802 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14803 remove duplicate config
14805 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14807 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14808 file_name:line_number type locator of the call site.
14810 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14812 * genautomata.c: Put blank after comma.
14813 (automaton_decls): New.
14814 (struct unit_usage): Add comments to member next.
14815 (store_alt_unit_usage): Keep the list ordered.
14816 (unit_present_on_list_p, equal_alternatives_p): New.
14817 (check_regexp_units_distribution): Check units distribution
14818 correctness correctly.
14819 (main): Don't write automata if error is found. Return correct
14822 * config/m68k/cf.md (cfv4_ds): Remove.
14823 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14824 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14826 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14827 power4-load-ext, power4-store, power4-store-update,
14828 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14829 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14830 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14831 power4-sqrt, power4-isync): Modify reservation to make correct
14832 unit distribution to automata.
14834 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14835 power5-store-update, power5-two, power5-three, power5-lmul,
14836 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14838 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14840 * except.c (pass_set_nothrow_function_flags): Set name and add
14842 (set_nothrow_function_flags): Mention in the dump file when
14843 changing a function to nothrow.
14845 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
14848 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
14849 instead of unsigned long.
14851 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14853 * config/arm/arm.c (return_used_this_function): Remove.
14854 (arm_output_function_prologue): Remove use of
14855 return_used_this_function.
14856 (output_return_instruction): Replace use of
14857 return_used_this_function
14858 by cfun->machine->return_used_this_function.
14859 (arm_output_epilogue): Likewise.
14860 (arm_output_function_epilogue): Likewise.
14861 (thumb_unexpanded_epilogue): Likewise.
14862 * config/arm/arm.h (struct machine_function):
14863 New member return_used_this_function.
14865 2009-04-12 Mark Mitchell <mark@codesourcery.com>
14867 * doc/install.texi: Correct description of default directory for
14868 --with-gxx-include-dir.
14870 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
14872 * fold-const.c (build_range_check): Properly deal with enumeral and
14873 boolean base types.
14875 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
14877 * doc/invoke.texi (max_gcse_passes): Remove documentation.
14878 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
14879 * params.h (MAX_GCSE_PASSES): Remove.
14880 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
14881 in sequence. Remove ability to run multiple passes.
14882 (bypass_jumps): Report run as third CPROP pass.
14884 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
14886 PR middle-end/39651
14887 * except.c (can_throw_external): Look at each insn in a SEQUENCE
14888 when deciding whether the whole SEQUENCE can throw.
14890 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
14893 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
14894 offseted label references.
14896 2009-04-11 Jan Hubicka <jh@suse.cz>
14898 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
14900 2009-04-11 Richard Guenther <rguenther@suse.de>
14902 PR middle-end/39732
14903 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
14904 return variables as TREE_ADDRESSABLE.
14906 2009-04-11 Richard Guenther <rguenther@suse.de>
14908 PR tree-optimization/39713
14909 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
14910 reference trees have SSA_NAME operands.
14912 2009-04-11 Richard Guenther <rguenther@suse.de>
14915 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
14916 address expressions.
14918 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
14920 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
14921 match changes in Cygwin 1.7
14922 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
14923 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
14925 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14927 PR tree-optimization/39701
14928 * doc/invoke.texi (Optimization Options): Document change in
14929 meaning and initialization of -fdelete-null-pointer-checks.
14931 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14933 PR middle-end/39701
14934 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
14936 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
14939 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
14941 2009-04-10 Chao-ying Fu <fu@mips.com>
14943 * doc/tm.texi (Instruction Output): Document
14944 TARGET_ASM_FINAL_POSTSCAN_INSN.
14945 * target.h (final_postscan_insn): New field in asm_out.
14946 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14947 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
14948 * final.c (final_scan_insn): Call
14949 targetm.asm_out.final_postscan_insn after outputting
14950 an asm macro and a normal instruction.
14952 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
14953 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
14954 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
14955 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
14956 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14958 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14960 PR middle-end/39701
14961 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
14962 variables as non-NULL even with -fdelete-null-pointer-checks.
14964 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14966 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
14968 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
14971 * config/i386/i386.c (classify_argument): Handle SCmode with
14972 (bit_offset % 64) != 0.
14974 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
14976 * doc/invoke.texi (Optimize Options): Add cross-reference to
14977 -Q --help=optimizers examples.
14979 2009-04-10 Ben Elliston <bje@au.ibm.com>
14982 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
14983 regalign for the reg == fpr and TDmode case.
14985 2009-04-09 David Ayers <ayers@fsfe.org>
14988 * objc/objc-act.c (warn_with_method): Remove helper function.
14989 (check_duplicates): Call warning and inform directly.
14990 (really_start_method): Likewise.
14992 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14994 * expmed.c (expand_divmod): Always use a comparison for a division
14995 by a large unsigned integer.
14997 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
14998 for things others than variables or functions as nonzero.
15000 2009-04-09 Nick Clifton <nickc@redhat.com>
15002 * unwind-compat.c: Change copyright header to refer to version
15003 3 of the GNU General Public License with version 3.1 of the
15004 GCC Runtime Library Exception and to point readers at the
15005 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
15006 * config/alpha/crtfastmath.c: Likewise.
15007 * config/alpha/linux-unwind.h: Likewise.
15008 * config/alpha/qrnnd.asm: Likewise.
15009 * config/alpha/vms-crt0-64.c: Likewise.
15010 * config/alpha/vms-crt0.c: Likewise.
15011 * config/alpha/vms-dwarf2.asm: Likewise.
15012 * config/alpha/vms-dwarf2eh.asm: Likewise.
15013 * config/alpha/vms-psxcrt0-64.c: Likewise.
15014 * config/alpha/vms-psxcrt0.c: Likewise.
15015 * config/alpha/vms_tramp.asm: Likewise.
15016 * config/arc/initfini.c: Likewise.
15017 * config/arc/lib1funcs.asm: Likewise.
15018 * config/arm/bpabi-v6m.S: Likewise.
15019 * config/arm/bpabi.S: Likewise.
15020 * config/arm/bpabi.c: Likewise.
15021 * config/arm/crti.asm: Likewise.
15022 * config/arm/crtn.asm: Likewise.
15023 * config/arm/ieee754-df.S: Likewise.
15024 * config/arm/ieee754-sf.S: Likewise.
15025 * config/arm/lib1funcs.asm: Likewise.
15026 * config/arm/libunwind.S: Likewise.
15027 * config/arm/linux-atomic.c: Likewise.
15028 * config/arm/mmintrin.h: Likewise.
15029 * config/arm/pr-support.c: Likewise.
15030 * config/arm/unaligned-funcs.c: Likewise.
15031 * config/arm/unwind-arm.c: Likewise.
15032 * config/arm/unwind-arm.h: Likewise.
15033 * config/avr/libgcc.S: Likewise.
15034 * config/bfin/crti.s: Likewise.
15035 * config/bfin/crtlibid.s: Likewise.
15036 * config/bfin/crtn.s: Likewise.
15037 * config/bfin/lib1funcs.asm: Likewise.
15038 * config/bfin/linux-unwind.h: Likewise.
15039 * config/cris/arit.c: Likewise.
15040 * config/cris/cris_abi_symbol.c: Likewise.
15041 * config/darwin-64.c: Likewise.
15042 * config/darwin-crt2.c: Likewise.
15043 * config/darwin-crt3.c: Likewise.
15044 * config/darwin.h: Likewise.
15045 * config/dbxelf.h: Likewise.
15046 * config/dfp-bit.c: Likewise.
15047 * config/dfp-bit.h: Likewise.
15048 * config/elfos.h: Likewise.
15049 * config/fixed-bit.c: Likewise.
15050 * config/fixed-bit.h: Likewise.
15051 * config/fp-bit.c: Likewise.
15052 * config/fp-bit.h: Likewise.
15053 * config/fr30/crti.asm: Likewise.
15054 * config/fr30/crtn.asm: Likewise.
15055 * config/fr30/lib1funcs.asm: Likewise.
15056 * config/freebsd-spec.h: Likewise.
15057 * config/frv/cmovd.c: Likewise.
15058 * config/frv/cmovh.c: Likewise.
15059 * config/frv/cmovw.c: Likewise.
15060 * config/frv/frvbegin.c: Likewise.
15061 * config/frv/frvend.c: Likewise.
15062 * config/frv/lib1funcs.asm: Likewise.
15063 * config/glibc-stdint.h: Likewise.
15064 * config/h8300/clzhi2.c: Likewise.
15065 * config/h8300/crti.asm: Likewise.
15066 * config/h8300/crtn.asm: Likewise.
15067 * config/h8300/ctzhi2.c: Likewise.
15068 * config/h8300/fixunssfsi.c: Likewise.
15069 * config/h8300/lib1funcs.asm: Likewise.
15070 * config/h8300/parityhi2.c: Likewise.
15071 * config/h8300/popcounthi2.c: Likewise.
15072 * config/i386/ammintrin.h: Likewise.
15073 * config/i386/att.h: Likewise.
15074 * config/i386/avxintrin.h: Likewise.
15075 * config/i386/biarch64.h: Likewise.
15076 * config/i386/bmmintrin.h: Likewise.
15077 * config/i386/cpuid.h: Likewise.
15078 * config/i386/cross-stdarg.h: Likewise.
15079 * config/i386/crtfastmath.c: Likewise.
15080 * config/i386/crtprec.c: Likewise.
15081 * config/i386/cygming-crtbegin.c: Likewise.
15082 * config/i386/cygming-crtend.c: Likewise.
15083 * config/i386/cygwin.asm: Likewise.
15084 * config/i386/emmintrin.h: Likewise.
15085 * config/i386/gmm_malloc.h: Likewise.
15086 * config/i386/gthr-win32.c: Likewise.
15087 * config/i386/i386.h: Likewise.
15088 * config/i386/immintrin.h: Likewise.
15089 * config/i386/linux-unwind.h: Likewise.
15090 * config/i386/linux64.h: Likewise.
15091 * config/i386/mm3dnow.h: Likewise.
15092 * config/i386/mmintrin-common.h: Likewise.
15093 * config/i386/mmintrin.h: Likewise.
15094 * config/i386/nmmintrin.h: Likewise.
15095 * config/i386/pmm_malloc.h: Likewise.
15096 * config/i386/pmmintrin.h: Likewise.
15097 * config/i386/smmintrin.h: Likewise.
15098 * config/i386/sol2-c1.asm: Likewise.
15099 * config/i386/sol2-ci.asm: Likewise.
15100 * config/i386/sol2-cn.asm: Likewise.
15101 * config/i386/sol2-gc1.asm: Likewise.
15102 * config/i386/tmmintrin.h: Likewise.
15103 * config/i386/unix.h: Likewise.
15104 * config/i386/w32-unwind.h: Likewise.
15105 * config/i386/wmmintrin.h: Likewise.
15106 * config/i386/x86-64.h: Likewise.
15107 * config/i386/x86intrin.h: Likewise.
15108 * config/i386/xmmintrin.h: Likewise.
15109 * config/ia64/crtbegin.asm: Likewise.
15110 * config/ia64/crtend.asm: Likewise.
15111 * config/ia64/crtfastmath.c: Likewise.
15112 * config/ia64/crti.asm: Likewise.
15113 * config/ia64/crtn.asm: Likewise.
15114 * config/ia64/fde-glibc.c: Likewise.
15115 * config/ia64/lib1funcs.asm: Likewise.
15116 * config/ia64/linux-unwind.h: Likewise.
15117 * config/ia64/quadlib.c: Likewise.
15118 * config/ia64/unwind-ia64.c: Likewise.
15119 * config/linux.h: Likewise.
15120 * config/m32c/m32c-lib1.S: Likewise.
15121 * config/m32c/m32c-lib2-trapv.c: Likewise.
15122 * config/m32c/m32c-lib2.c: Likewise.
15123 * config/m32r/initfini.c: Likewise.
15124 * config/m68hc11/larith.asm: Likewise.
15125 * config/m68hc11/m68hc11-crt0.S: Likewise.
15126 * config/m68k/cf.md: Likewise.
15127 * config/m68k/crti.s: Likewise.
15128 * config/m68k/crtn.s: Likewise.
15129 * config/m68k/lb1sf68.asm: Likewise.
15130 * config/m68k/linux-unwind.h: Likewise.
15131 * config/mcore/crti.asm: Likewise.
15132 * config/mcore/crtn.asm: Likewise.
15133 * config/mcore/lib1.asm: Likewise.
15134 * config/mips/linux-unwind.h: Likewise.
15135 * config/mips/loongson.h: Likewise.
15136 * config/mips/mips16.S: Likewise.
15137 * config/mmix/crti.asm: Likewise.
15138 * config/mmix/crtn.asm: Likewise.
15139 * config/pa/fptr.c: Likewise.
15140 * config/pa/hpux-unwind.h: Likewise.
15141 * config/pa/lib2funcs.asm: Likewise.
15142 * config/pa/linux-atomic.c: Likewise.
15143 * config/pa/linux-unwind.h: Likewise.
15144 * config/pa/milli64.S: Likewise.
15145 * config/pa/quadlib.c: Likewise.
15146 * config/pa/stublib.c: Likewise.
15147 * config/picochip/libgccExtras/adddi3.asm: Likewise.
15148 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
15149 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
15150 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
15151 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
15152 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
15153 * config/picochip/libgccExtras/divmod15.asm: Likewise.
15154 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
15155 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
15156 * config/picochip/libgccExtras/longjmp.asm: Likewise.
15157 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
15158 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
15159 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
15160 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
15161 * config/picochip/libgccExtras/setjmp.asm: Likewise.
15162 * config/picochip/libgccExtras/subdi3.asm: Likewise.
15163 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
15164 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
15165 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
15166 * config/rs6000/750cl.h: Likewise.
15167 * config/rs6000/altivec.h: Likewise.
15168 * config/rs6000/biarch64.h: Likewise.
15169 * config/rs6000/crtresfpr.asm: Likewise.
15170 * config/rs6000/crtresgpr.asm: Likewise.
15171 * config/rs6000/crtresxfpr.asm: Likewise.
15172 * config/rs6000/crtresxgpr.asm: Likewise.
15173 * config/rs6000/crtsavfpr.asm: Likewise.
15174 * config/rs6000/crtsavgpr.asm: Likewise.
15175 * config/rs6000/darwin-asm.h: Likewise.
15176 * config/rs6000/darwin-fallback.c: Likewise.
15177 * config/rs6000/darwin-fpsave.asm: Likewise.
15178 * config/rs6000/darwin-ldouble.c: Likewise.
15179 * config/rs6000/darwin-tramp.asm: Likewise.
15180 * config/rs6000/darwin-unwind.h: Likewise.
15181 * config/rs6000/darwin-vecsave.asm: Likewise.
15182 * config/rs6000/darwin-world.asm: Likewise.
15183 * config/rs6000/e500crtres32gpr.asm: Likewise.
15184 * config/rs6000/e500crtres64gpr.asm: Likewise.
15185 * config/rs6000/e500crtres64gprctr.asm: Likewise.
15186 * config/rs6000/e500crtrest32gpr.asm: Likewise.
15187 * config/rs6000/e500crtrest64gpr.asm: Likewise.
15188 * config/rs6000/e500crtresx32gpr.asm: Likewise.
15189 * config/rs6000/e500crtresx64gpr.asm: Likewise.
15190 * config/rs6000/e500crtsav32gpr.asm: Likewise.
15191 * config/rs6000/e500crtsav64gpr.asm: Likewise.
15192 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
15193 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
15194 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
15195 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
15196 * config/rs6000/eabi-ci.asm: Likewise.
15197 * config/rs6000/eabi-cn.asm: Likewise.
15198 * config/rs6000/eabi.asm: Likewise.
15199 * config/rs6000/linux-unwind.h: Likewise.
15200 * config/rs6000/linux64.h: Likewise.
15201 * config/rs6000/paired.h: Likewise.
15202 * config/rs6000/paired.md: Likewise.
15203 * config/rs6000/ppc64-fp.c: Likewise.
15204 * config/rs6000/ppu_intrinsics.h: Likewise.
15205 * config/rs6000/rs6000.h: Likewise.
15206 * config/rs6000/si2vmx.h: Likewise.
15207 * config/rs6000/sol-ci.asm: Likewise.
15208 * config/rs6000/sol-cn.asm: Likewise.
15209 * config/rs6000/spe.h: Likewise.
15210 * config/rs6000/spu2vmx.h: Likewise.
15211 * config/rs6000/sysv4.h: Likewise.
15212 * config/rs6000/tramp.asm: Likewise.
15213 * config/rs6000/vec_types.h: Likewise.
15214 * config/s390/linux-unwind.h: Likewise.
15215 * config/s390/tpf-unwind.h: Likewise.
15216 * config/score/crti.asm: Likewise.
15217 * config/score/crtn.asm: Likewise.
15218 * config/sh/crt1.asm: Likewise.
15219 * config/sh/crti.asm: Likewise.
15220 * config/sh/crtn.asm: Likewise.
15221 * config/sh/divtab-sh4-300.c: Likewise.
15222 * config/sh/divtab-sh4.c: Likewise.
15223 * config/sh/divtab.c: Likewise.
15224 * config/sh/lib1funcs-4-300.asm: Likewise.
15225 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
15226 * config/sh/lib1funcs.asm: Likewise.
15227 * config/sh/lib1funcs.h: Likewise.
15228 * config/sh/linux-atomic.asm: Likewise.
15229 * config/sh/linux-unwind.h: Likewise.
15230 * config/sh/shmedia.h: Likewise.
15231 * config/sh/sshmedia.h: Likewise.
15232 * config/sh/ushmedia.h: Likewise.
15233 * config/sparc/crtfastmath.c: Likewise.
15234 * config/sparc/linux-unwind.h: Likewise.
15235 * config/sparc/sol2-c1.asm: Likewise.
15236 * config/sparc/sol2-ci.asm: Likewise.
15237 * config/sparc/sol2-cn.asm: Likewise.
15238 * config/spu/divmodti4.c: Likewise.
15239 * config/spu/divv2df3.c: Likewise.
15240 * config/spu/float_disf.c: Likewise.
15241 * config/spu/float_unsdidf.c: Likewise.
15242 * config/spu/float_unsdisf.c: Likewise.
15243 * config/spu/float_unssidf.c: Likewise.
15244 * config/spu/mfc_multi_tag_release.c: Likewise.
15245 * config/spu/mfc_multi_tag_reserve.c: Likewise.
15246 * config/spu/mfc_tag_release.c: Likewise.
15247 * config/spu/mfc_tag_reserve.c: Likewise.
15248 * config/spu/mfc_tag_table.c: Likewise.
15249 * config/spu/multi3.c: Likewise.
15250 * config/spu/spu_internals.h: Likewise.
15251 * config/spu/spu_intrinsics.h: Likewise.
15252 * config/spu/spu_mfcio.h: Likewise.
15253 * config/spu/vec_types.h: Likewise.
15254 * config/spu/vmx2spu.h: Likewise.
15255 * config/stormy16/stormy16-lib2.c: Likewise.
15256 * config/svr4.h: Likewise.
15257 * config/sync.c: Likewise.
15258 * config/v850/lib1funcs.asm: Likewise.
15259 * config/vxlib-tls.c: Likewise.
15260 * config/vxlib.c: Likewise.
15261 * config/vxworks-dummy.h: Likewise.
15262 * config/xtensa/crti.asm: Likewise.
15263 * config/xtensa/crtn.asm: Likewise.
15264 * config/xtensa/ieee754-df.S: Likewise.
15265 * config/xtensa/ieee754-sf.S: Likewise.
15266 * config/xtensa/lib1funcs.asm: Likewise.
15267 * config/xtensa/lib2funcs.S: Likewise.
15268 * config/xtensa/linux-unwind.h: Likewise.
15269 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
15270 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
15271 * coretypes.h: Likewise.
15272 * crtstuff.c: Likewise.
15273 * defaults.h: Likewise.
15274 * dwarf2.h: Likewise.
15275 * emutls.c: Likewise.
15276 * gbl-ctors.h: Likewise.
15277 * gcov-io.h: Likewise.
15278 * ginclude/float.h: Likewise.
15279 * ginclude/iso646.h: Likewise.
15280 * ginclude/stdarg.h: Likewise.
15281 * ginclude/stdbool.h: Likewise.
15282 * ginclude/stddef.h: Likewise.
15283 * ginclude/stdfix.h: Likewise.
15284 * ginclude/stdint-gcc.h: Likewise.
15285 * ginclude/tgmath.h: Likewise.
15286 * gthr-aix.h: Likewise.
15287 * gthr-dce.h: Likewise.
15288 * gthr-gnat.c: Likewise.
15289 * gthr-gnat.h: Likewise.
15290 * gthr-lynx.h: Likewise.
15291 * gthr-mipssde.h: Likewise.
15292 * gthr-nks.h: Likewise.
15293 * gthr-posix.c: Likewise.
15294 * gthr-posix.h: Likewise.
15295 * gthr-posix95.h: Likewise.
15296 * gthr-rtems.h: Likewise.
15297 * gthr-single.h: Likewise.
15298 * gthr-solaris.h: Likewise.
15299 * gthr-tpf.h: Likewise.
15300 * gthr-vxworks.h: Likewise.
15301 * gthr-win32.h: Likewise.
15302 * gthr.h: Likewise.
15303 * libgcc2.c: Likewise.
15304 * libgcc2.h: Likewise.
15305 * libgcov.c: Likewise.
15306 * tsystem.h: Likewise.
15307 * typeclass.h: Likewise.
15308 * unwind-c.c: Likewise.
15309 * unwind-compat.h: Likewise.
15310 * unwind-dw2-fde-compat.c: Likewise.
15311 * unwind-dw2-fde-darwin.c: Likewise.
15312 * unwind-dw2-fde-glibc.c: Likewise.
15313 * unwind-dw2-fde.c: Likewise.
15314 * unwind-dw2-fde.h: Likewise.
15315 * unwind-dw2.c: Likewise.
15316 * unwind-dw2.h: Likewise.
15317 * unwind-generic.h: Likewise.
15318 * unwind-pe.h: Likewise.
15319 * unwind-sjlj.c: Likewise.
15320 * unwind.inc: Likewise.
15321 * config/arm/neon-gen.ml: Change generated copyright header to
15322 refer to version 3 of the GNU General Public License with
15323 version 3.1 of the GCC Runtime Library Exception and to point
15324 readers at the COPYING3 and COPYING3.RUNTIME files and the
15325 FSF's license web page.
15326 * config/arm/arm_neon.h: Regenerate.
15328 2009-04-09 Jakub Jelinek <jakub@redhat.com>
15330 * config/cris/cris.md: Change copyright header to refer to version
15331 3 of the GNU General Public License.
15332 * doc/install.texi2html: Change copyright header to refer to version
15333 3 of the GNU General Public License and to point readers at the
15334 COPYING3 file and the FSF's license web page.
15335 * config/vax/linux.h: Likewise.
15337 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15339 * config/i386/i386.md (cmpcc): New.
15340 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
15341 (sync_compare_and_swap_cc*): Delete.
15343 * config/s390/s390.c (s390_compare_emitted): Remove.
15344 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
15345 s390_compare_emitted used to be handled. Assert that modes match.
15346 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
15347 refer to sync_compare_and_swap_ccsi.
15348 * config/s390/s390.h (s390_compare_emitted): Remove.
15349 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
15350 instead of s390_compare_emitted.
15351 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
15352 instead of s390_compare_emitted.
15353 * config/s390/s390.md (cmpcc): New.
15354 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
15355 CC_REGNUM, do not pretend it's set.
15356 (sync_compare_and_swap_cc*): Delete.
15357 * config/s390/predicates.md (cc_reg_operand): New.
15359 * expr.c (sync_compare_and_swap_cc): Delete.
15360 * optabs.h (sync_compare_and_swap_cc): Delete.
15361 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
15362 is being used with can_compare_p.
15363 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
15364 (find_cc_set): New.
15365 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
15366 look for a MODE_CC set instead. Use emit_store_flag.
15367 (expand_compare_and_swap_loop): Likewise, with some additional
15368 complication to avoid a force_reg when useless. Use
15369 emit_cmp_and_jump_insns.
15370 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
15371 * doc/md.texi (sync_compare_and_swap_cc): Merge with
15372 sync_compare_and_swap documentation.
15374 2009-04-09 Jan Hubicka <jh@suse.cz>
15376 * except.c (find_prev_try): Break out from ....
15377 (duplicate_eh_regions): ... here; properly update prev_try pointers
15378 when duplication part of tree.
15379 (dump_eh_tree): Improve dumping.
15380 (verify_eh_region): New.
15381 (verify_eh_tree): Use it.
15383 2009-04-06 Richard Guenther <rguenther@suse.de>
15385 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
15386 &ARRAY addresses by adjusting their types and prepending
15388 * tree-cfg.c (verify_gimple_assign_single): Verify that
15389 addresses are correct.
15391 2009-04-09 Richard Guenther <rguenther@suse.de>
15393 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
15394 indices into an array reference if possible.
15395 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15396 Fold POINTER_PLUS_EXPR statements with invariant address.
15398 2009-04-09 Alan Modra <amodra@bigpond.net.au>
15401 * config.gcc (powerpc64-*-linux*): Always build biarch.
15403 2009-04-09 Joseph Myers <joseph@codesourcery.com>
15406 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
15407 it and pedwarn if this results in an INTEGER_CST.
15409 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15411 * doc/install.texi: Update minimum GMP version. Remove obsolete
15412 text in MPFR section.
15414 2009-04-08 Jakub Jelinek <jakub@redhat.com>
15416 * dwarf2out.c (class_scope_p): New static inline.
15417 (class_or_namespace_scope_p): Use it.
15418 (gen_variable_die): Use DW_TAG_member tag for static data member
15419 declarations instead of DW_TAG_variable.
15421 PR middle-end/39573
15422 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
15425 2009-04-08 Richard Guenther <rguenther@suse.de>
15427 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
15428 valueize random data.
15430 2009-04-08 David Edelsohn <edelsohn@gnu.org>
15432 * config.gcc (aix tm_file): Add aix-stdint.h.
15433 (aix tm clause use_gcc_stdint): Set to wrap.
15434 * config/rs6000/aix-stdint.h: New file.
15436 2009-04-08 Richard Guenther <rguenther@suse.de>
15438 PR middle-end/36291
15439 * tree-dfa.c (add_referenced_var): Do not recurse into
15440 global initializers.
15441 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
15443 (fold_const_aggregate_ref): Likewise.
15445 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15447 * recog.c (ordered_comparison_operator): New.
15448 * gensupport.c (std_preds): Add it.
15449 * doc/md.texi (Machine-Independent Predicates): Document it.
15451 2009-04-08 Jan Hubicka <jh@suse.cz>
15453 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
15454 * function.h (rtl_eh): Remove exception_handler_label_map.
15455 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
15456 remove_exception_handler_label, for_each_eh_label_1): Remove.
15457 (rtl_remove_unreachable_regions): Remove.
15458 (convert_from_eh_region_ranges): Do not remove unreachable regions.
15459 (find_exception_handler_labels): Don't build the hashtable.
15460 (maybe_remove_eh_handler): Remove.
15461 (for_each_eh_label): Rewrite to walk the tree.
15462 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
15463 * except.h (maybe_remove_eh_handler): Remove.
15464 * passes.c (init_optimization_passes): Schedule second EH cleanup
15466 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
15467 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
15469 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15471 * genoutput.c (validate_optab_operands): New.
15472 (gen_insn, gen_expand): Call it.
15474 * genflags.c (gen_insn): Detect misused iterators.
15475 (main): Pass line_no to gen_insn, exit with status 1 on error.
15477 * genextract.c (line_no): Make global.
15478 (VEC_safe_set_locstr): Change assertion to error message.
15479 (main): Exit with status 1 on error.
15481 2009-04-08 Joseph Myers <joseph@codesourcery.com>
15485 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15486 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15487 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
15488 * c-convert.c (convert): Do not call fold on results of conversion
15489 functions when the result is a C_MAYBE_CONST_EXPR.
15490 * c-parser.c (c_parser_postfix_expression): Do not fold condition
15491 of __builtin_choose_expr.
15492 * c-typeck.c (remove_c_maybe_const_expr): New.
15493 (build_unary_op, build_conditional_expr, build_compound_expr,
15494 build_binary_op, c_objc_common_truthvalue_conversion): Call
15495 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
15498 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
15500 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
15501 CODE to produce a new one. Add a prototype to use fold_convert_const
15503 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
15506 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
15507 mix declarations and code.
15509 2009-04-08 Ben Elliston <bje@au.ibm.com>
15511 * gcc.c: Replace `CC' with `GCC' throughout.
15513 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15515 * doc/invoke.texi: Document Atom support.
15517 2009-04-07 Jason Merrill <jason@redhat.com>
15520 * c-common.h, c-common.c: Add flag_pretty_templates.
15521 * c-opts.c (c_common_handle_option): Set it.
15522 * c.opt: Add -fno-pretty-templates.
15523 * doc/invoke.texi (C++ Dialect Options): Likewise.
15525 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
15527 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
15528 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
15529 (ia64_expand_builtin): Likewise.
15531 2009-04-07 Martin Jambor <mjambor@suse.cz>
15533 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
15534 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
15535 ADDR_EXPRS are include too.
15537 2009-04-07 Richard Guenther <rguenther@suse.de>
15539 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
15540 decls are only used if passes as parameters or if they are
15541 local statics and the call is not to a builtin.
15542 (call_may_clobber_ref_p_1): Likewise.
15544 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15546 * expr.c (do_store_flag): Remove last argument. Simplify code
15547 to avoid duplication of tests already done by can_compare_p.
15548 (expand_expr_real_1): Adjust caller.
15550 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15552 * optabs.c (can_compare_p): Test the predicate of a
15553 cbranch and cstore pattern.
15555 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15557 * expr.c (convert_move): Use emit_store_flag instead of
15560 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15562 * config/i386/i386.c (ix86_compare_emitted): Remove.
15563 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
15564 ix86_compare_op0 like ix86_compare_emitted used to be handled.
15565 * config/i386/i386.h (ix86_compare_emitted): Remove.
15566 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
15567 instead of ix86_compare_emitted.
15568 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
15570 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
15572 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
15573 Add t-sysroot-suffix to tmake_file.
15574 * config/print-sysroot-suffix.sh: New file.
15575 * config/t-sysroot-suffix: New file.
15577 2009-04-07 Ben Elliston <bje@au.ibm.com>
15579 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15580 as the latter produces a warning when the target does not support
15583 2009-04-07 Ben Elliston <bje@au.ibm.com>
15585 * dfp.c: Replace type punning assignments with memcpy throughout.
15586 * Makefile.in (dfp.o-warn): Remove.
15588 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15591 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15592 Include soft-fp/t-softfp after rs6000/t-linux64.
15594 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15596 * stor-layout.c (set_sizetype): Use the full precision of their
15597 machine mode for bitsize types.
15599 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15601 * config/i386/i386.md: Revert 2 accidental checkins.
15603 2009-04-06 Joey Ye <joey.ye@intel.com>
15604 Xuepeng Guo <xuepeng.guo@intel.com>
15605 H.J. Lu <hongjiu.lu@intel.com>
15607 Atom pipeline model, tuning and insn selection.
15608 * config.gcc (atom): Add atom config options and target.
15610 * config/i386/atom.md: New.
15612 * config/i386/i386.c (atom_cost): New cost.
15613 (m_ATOM): New macro flag.
15614 (initial_ix86_tune_features): Set m_ATOM.
15615 (x86_accumulate_outgoing_args): Likewise.
15616 (x86_arch_always_fancy_math_387): Likewise.
15617 (processor_target): Add Atom cost.
15618 (cpu_names): Add Atom cpu name.
15619 (override_options): Set Atom ISA.
15620 (ix86_issue_rate): New case PROCESSOR_ATOM.
15621 (ix86_adjust_cost): Likewise.
15623 * config/i386/i386.h (TARGET_ATOM): New target macro.
15624 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15625 (TARGET_OPT_AGU): New target option.
15626 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15627 (processor_type): Add PROCESSOR_ATOM.
15629 * config/i386/i386.md (cpu): Add new value "atom".
15630 (use_carry, movu): New attr.
15631 (atom.md): Include atom.md.
15632 (adddi3_carry_rex64): Set attr "use_carry".
15633 (addqi3_carry): Likewise.
15634 (addhi3_carry): Likewise.
15635 (addsi3_carry): Likewise.
15636 (*addsi3_carry_zext): Likewise.
15637 (subdi3_carry_rex64): Likewise.
15638 (subqi3_carry): Likewise.
15639 (subhi3_carry): Likewise.
15640 (subsi3_carry): Likewise.
15641 (x86_movdicc_0_m1_rex64): Likewise.
15642 (*x86_movdicc_0_m1_se): Likewise.
15643 (x86_movsicc_0_m1): Likewise.
15644 (*x86_movsicc_0_m1_se): Likewise.
15645 (*adddi_1_rex64): Emit add insn as much as possible.
15646 (*addsi_1): Likewise.
15647 (return_internal): Set atom_unit.
15648 (return_internal_long): Likewise.
15649 (return_pop_internal): Likewise.
15650 (*rcpsf2_sse): Set atom_sse_attr attr.
15651 (*qrt<mode>2_sse): Likewise.
15652 (*prefetch_sse): Likewise.
15654 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15656 (ix86_target_macros_internal): Likewise.
15658 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15659 (*prefetch_sse_rex): Likewise.
15660 (sse_rcpv4sf2): Likewise.
15661 (sse_vmrcpv4sf2): Likewise.
15662 (sse_sqrtv4sf2): Likewise.
15663 (<sse>_vmsqrt<mode>2): Likewise.
15664 (sse_ldmxcsr): Likewise.
15665 (sse_stmxcsr): Likewise.
15666 (*sse_sfence): Likewise.
15667 (sse2_clflush): Likewise.
15668 (*sse2_mfence): Likewise.
15669 (*sse2_lfence): Likewise.
15670 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15671 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15672 (avx_movdqu<avxmodesuffix>): Likewise.
15673 (avx_lddqu<avxmodesuffix>): Likewise.
15674 (sse2_movntv2di): Change attr "type" to "ssemov".
15675 (sse2_movntsi): Likewise.
15676 (rsqrtv8sf2): Change attr "type" to "sseadd".
15677 (sse3_addsubv2df3): Set attr "atom_unit".
15678 (sse3_h<plusminus_insn>v4sf3): Likewise.
15679 (*sse2_pmaddwd): Likewise.
15680 (*vec_extractv2di_1_rex64): Likewise.
15681 (*vec_extractv2di_1_avx): Likewise.
15682 (sse2_psadbw): Likewise.
15683 (ssse3_phaddwv8hi3): Likewise.
15684 (ssse3_phaddwv4hi3): Likewise.
15685 (ssse3_phadddv4si3): Likewise.
15686 (ssse3_phadddv2si3): Likewise.
15687 (ssse3_phaddswv8hi3): Likewise.
15688 (ssse3_phaddswv4hi3): Likewise.
15689 (ssse3_phsubwv8hi3): Likewise.
15690 (ssse3_phsubwv4hi3): Likewise.
15691 (ssse3_phsubdv4si3): Likewise.
15692 (ssse3_phsubdv2si3): Likewise.
15693 (ssse3_phsubswv8hi3): Likewise.
15694 (ssse3_phsubswv4hi3): Likewise.
15695 (ssse3_pmaddubsw128): Likewise.
15696 (sse3_pmaddubsw: Likewise.
15697 (ssse3_palignrti): Likewise.
15698 (ssse3_palignrdi): Likewise.
15700 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15702 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15704 2009-04-06 Richard Guenther <rguenther@suse.de>
15706 PR tree-optimization/28868
15707 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15708 of which PHI results we inserted.
15709 (insert_into_preds_of_block): Record inserted PHIs.
15710 (eliminate): Eliminate redundant PHI nodes.
15711 (init_pre): Init inserted_phi_names.
15713 2009-04-06 Richard Guenther <rguenther@suse.de>
15715 PR tree-optimization/39643
15716 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15717 IMAGPART_EXPRs of complex constants.
15718 (execute_fold_all_builtins): If we folded a call queue
15719 TODO_update_address_taken.
15721 2009-04-06 Jan Hubicka <jh@suse.cz>
15723 PR middle-end/39659
15724 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15727 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15729 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15731 (ic_invalidate_array): Likewise.
15733 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15735 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15736 alignment for library calls.
15738 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15740 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15741 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15742 * config/i386/mingw-stdint.h: New file.
15744 2009-04-05 Richard Guenther <rguenther@suse.de>
15746 PR tree-optimization/39648
15747 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15748 our &A vs. &A[0] IL deficiencies.
15750 2009-04-04 Jan Hubicka <jh@suse.cz>
15752 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15753 removed toplevel regions.
15754 (sjlj_mark_call_sites): Likewise.
15756 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15758 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15759 (cygwin tm clause use_gcc_stdint): Set to wrap.
15760 * config/i386/cygwin-stdint.h: New file.
15762 2009-04-04 Richard Guenther <rguenther@suse.de>
15764 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15765 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15766 single-argument PHIs if we are in loop-closed SSA form.
15767 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15768 for the pre-condition.
15769 (slpeel_tree_peel_loop_to_edge): Likewise.
15770 (vect_build_loop_niters): Take an optional sequence to append stmts.
15771 (vect_generate_tmps_on_preheader): Likewise.
15772 (vect_do_peeling_for_loop_bound): Take extra guards for the
15774 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15775 the cost model check.
15776 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15777 guards if we are going to peel. Do not apply versioning in that case.
15778 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15779 (vect_do_peeling_for_loop_bound): Likewise.
15780 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15781 loop bound only record extra pre-conditions, do not apply loop
15784 2009-04-04 Richard Guenther <rguenther@suse.de>
15786 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15789 2009-04-04 Jan Hubicka <jh@suse.cz>
15791 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15792 last_basic_block for size of bb->index indexed array.
15793 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15794 compute_out, link_btr_uses, build_btr_def_use_webs,
15795 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15797 2009-04-04 Jan Hubicka <jh@suse.cz>
15799 * except.c (remove_eh_handler_and_replace): Break out from ...
15800 (remove_eh_handler): ... here.
15801 (bring_to_root): New function.
15802 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15803 handled ones, bring others to root of tree.
15805 2009-04-04 Jan Hubicka <jh@suse.cz>
15807 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15808 (all_phis_safe_to_merge): New function.
15809 (update_info): New structure.
15810 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15811 (cleanup_empty_eh): Update SSA if possible.
15813 2009-04-04 Richard Guenther <rguenther@suse.de>
15815 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15816 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15817 (append_vuse): Likewise.
15819 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15821 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15822 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15823 instead of REG_UNSAVED for DW_CFA_undefined.
15824 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15825 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15828 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15831 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15832 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15833 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15835 2009-04-04 Richard Guenther <rguenther@suse.de>
15837 PR tree-optimization/8781
15838 PR tree-optimization/37892
15839 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15840 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15841 (valueize_refs): Call it for *& valueizations.
15842 (shared_reference_ops_from_ref): Rename to ...
15843 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15844 (shared_reference_ops_from_call): Rename to ...
15845 (valueize_shared_reference_ops_from_call): ... this and valueize.
15846 (vn_reference_lookup): Update.
15847 (visit_reference_op_call): Likewise.
15848 * tree-ssa-pre.c (phi_translate_1): Fold *&.
15849 (eliminate): Value-replace the call address in call statements.
15851 2009-04-04 Richard Guenther <rguenther@suse.de>
15853 PR tree-optimization/39636
15854 * tree-ssa-forwprop.c
15855 (forward_propagate_addr_into_variable_array_index): Check for
15856 GIMPLE_ASSIGN before accessing the rhs code.
15858 2009-04-03 Jason Merrill <jason@redhat.com>
15860 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
15862 2009-04-03 Steve Ellcey <sje@cup.hp.com>
15864 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
15865 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
15866 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
15867 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
15868 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
15869 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
15870 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
15871 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
15872 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
15873 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
15874 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
15875 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
15876 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
15877 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
15878 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
15879 Use fr_reg_or_fp01_operand instead of fr_register_operand
15881 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
15882 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
15883 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
15885 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
15887 PR rtl-optimization/39607
15888 PR rtl-optimization/39631
15892 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15893 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15894 instead of DF_LR_OUT.
15895 * ira-lives.c (process_bb_node_lives): Ditto.
15896 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15897 instead of DF_LR_{OUT,IN}.
15898 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15899 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15901 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
15903 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
15904 (execute_lower_omp): Always run but take the short way out if -fopenmp
15906 (gate_lower_omp): Remove, forcing the pass manager to always run the
15907 pass and always set PROP_gimple_lomp.
15908 (pass_lower_omp): Remove gate function.
15909 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
15910 PROP_trees. Instead, require it.
15911 * ipa-cp.c (pass_ipa_cp): Likewise.
15912 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
15913 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
15914 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
15915 and PROP_gimple_leh.
15917 2009-04-03 Richard Guenther <rguenther@suse.de>
15919 PR middle-end/13146
15920 PR tree-optimization/23940
15921 PR tree-optimization/33237
15922 PR middle-end/33974
15923 PR middle-end/34093
15924 PR tree-optimization/36201
15925 PR tree-optimization/36230
15926 PR tree-optimization/38049
15927 PR tree-optimization/38207
15928 PR tree-optimization/38230
15929 PR tree-optimization/38301
15930 PR tree-optimization/38585
15931 PR middle-end/38895
15932 PR tree-optimization/38985
15933 PR tree-optimization/39299
15934 * tree-ssa-structalias.h: Remove.
15935 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
15936 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
15937 (struct vuse_element_d): Remove.
15938 (struct vuse_vec_d): Likewise.
15939 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
15940 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
15941 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
15942 VUSE_ELEMENT_VAR): Likewise.
15943 (struct voptype_d): Likewise.
15944 (NUM_VOP_FREE_BUCKETS): Likewise.
15945 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
15946 (struct stmt_operands_d): Remove.
15947 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
15948 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
15949 VDEF_NUM, VDEF_VECT): Likewise.
15950 (copy_virtual_operands): Remove.
15951 (operand_build_cmp): Likewise.
15952 (create_ssa_artificial_load_stmt): Likewise.
15953 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
15954 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
15955 vuse_index and mayuse_index members. Pack and move done and iter_type
15956 members to the front.
15957 (SSA_OP_VMAYUSE): Remove.
15958 (SSA_OP_VIRTUAL_USES): Adjust.
15959 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
15960 (unlink_stmt_vdef): Declare.
15961 (add_to_addressable_set): Remove.
15962 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
15963 (vrp_visit_stmt): Likewise.
15964 * doc/tree-ssa.texi (Alias analysis): Update.
15965 * doc/invoke.texi (max-aliased-vops): Remove docs.
15966 (avg-aliased-vops): Likewise.
15967 * tree-into-ssa.c (syms_to_rename): Remove.
15968 (need_to_update_vops_p): Likewise.
15969 (need_to_initialize_update_ssa_p): Rename to ...
15970 (update_ssa_initialized_fn): ... this. Track function we are
15972 (symbol_marked_for_renaming): Simplify.
15973 (add_new_name_mapping): Do not set need_to_update_vops_p.
15974 (dump_currdefs): Use SYMS_TO_RENAME.
15975 (rewrite_update_stmt): Always walk all uses/defs.
15976 (dump_update_ssa): Adjust.
15977 (init_update_ssa): Take function argument. Track what we are
15979 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
15980 (create_new_def_for): Initialize for cfun, assert we are initialized
15982 (mark_sym_for_renaming): Simplify.
15983 (mark_set_for_renaming): Do not initialize update-ssa.
15984 (need_ssa_update_p): Simplify. Take function argument.
15985 (name_mappings_registered_p): Assert we ask for the correct function.
15986 (name_registered_for_update_p): Likewise.
15987 (ssa_names_to_replace): Likewise.
15988 (release_ssa_name_after_update_ssa): Likewise.
15989 (update_ssa): Likewise. Use SYMS_TO_RENAME.
15990 (dump_decl_set): Do not print a newline.
15991 (debug_decl_set): Do it here.
15992 (dump_update_ssa): And here.
15993 * tree-ssa-loop-im.c (move_computations): Adjust.
15994 (movement_possibility): Likewise.
15995 (determine_max_movement): Likewise.
15996 (gather_mem_refs_stmt): Likewise.
15997 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
15998 or NAME_MEMORY_TAG.
15999 * tree-complex.c (update_all_vops): Remove.
16000 (expand_complex_move): Adjust.
16001 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
16002 Simplify test for memory referencing statement. Exclude
16003 non-invariant ADDR_EXPRs.
16004 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
16005 * tree-loop-distribution.c (generate_memset_zero): Adjust.
16006 (rdg_flag_uses): Likewise.
16007 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
16009 (tree_optimize_tail_calls_1): Also split the
16010 edge from the entry block if we have degenerate PHI nodes in
16011 the first basic block.
16012 * tree.c (init_ttree): Remove memory-tag related code.
16013 (tree_code_size): Likewise.
16014 (tree_node_structure): Likewise.
16015 (build7_stat): Re-write to be build6_stat.
16016 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
16017 (SSA_VAR_P): Adjust.
16018 (struct tree_memory_tag): Remove.
16019 (struct tree_memory_partition_tag): Likewise.
16020 (union tree_node): Adjust.
16021 (build7): Re-write to be build6.
16022 * tree-pass.h (pass_reset_cc_flags): Remove.
16023 (TODO_update_address_taken): New flag.
16024 (pass_simple_dse): Remove.
16025 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
16026 * params.h (MAX_ALIASED_VOPS): Remove.
16027 (AVG_ALIASED_VOPS): Likewise.
16028 * omp-low.c (expand_omp_taskreg): Update SSA form.
16029 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
16030 aliases the lhs in a copy stmt.
16031 * tree-ssa-dse.c (struct address_walk_data): Remove.
16032 (memory_ssa_name_same): Likewise.
16033 (memory_address_same): Likewise.
16034 (get_kill_of_stmt_lhs): Likewise.
16035 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
16036 unused stores. Look through PHI nodes into post-dominated regions.
16037 (dse_optimize_stmt): Simplify. Properly remove stores.
16038 (tree_ssa_dse): Compute dominators.
16039 (execute_simple_dse): Remove.
16040 (pass_simple_dse): Likewise.
16041 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
16042 gimple_loaded_syms and gimple_stored_syms computation.
16043 * toplev.c (dump_memory_report): Dump alias and pta stats.
16044 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
16045 (vn_reference_eq): Likewise.
16046 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
16047 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
16048 valueize_vuses): Remove.
16049 (get_def_ref_stmt_vuses): Simplify. Rename to ...
16050 (get_def_ref_stmt_vuse): ... this.
16051 (vn_reference_lookup_2): New function.
16052 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
16053 walking equivalent vuses. Simplify.
16054 (vn_reference_lookup): Likewise.
16055 (vn_reference_insert): Likewise.
16056 (vn_reference_insert_pieces): Likewise.
16057 (visit_reference_op_call): Simplify.
16058 (visit_reference_op_load): Likewise.
16059 (visit_reference_op_store): Likewise.
16060 (init_scc_vn): Remove shared_lookup_vuses initialization.
16061 (free_scc_vn): Remove shared_lookup_vuses freeing.
16062 (sort_vuses, sort_vuses_heap): Remove.
16063 (get_ref_from_reference_ops): Export.
16064 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
16065 vector with single vuse pointer.
16066 (vn_reference_lookup_pieces, vn_reference_lookup,
16067 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
16068 (shared_vuses_from_stmt): Remove.
16069 (get_ref_from_reference_ops): Declare.
16070 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
16071 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16072 memory-tag related code.
16073 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
16074 (likely_value): Add comment, skip static-chain of call statements.
16075 (surely_varying_stmt_p): Adjust.
16076 (gimplify_and_update_call_from_tree): Likewise.
16077 (execute_fold_all_builtins): Do not rebuild alias info.
16078 (gimplify_and_update_call_from_tree): Properly update VOPs.
16079 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
16080 (copy_ref_info): Remove memory-tag related code.
16081 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
16082 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
16083 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
16085 * tree-ssa-dom.c (gimple_p): Remove typedef.
16086 (eliminate_redundant_computations): Adjust.
16087 (record_equivalences_from_stmt): Likewise.
16088 (avail_expr_hash): Likewise.
16089 (avail_expr_eq): Likewise.
16090 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
16091 (stmt_makes_single_load): Likewise.
16092 (stmt_makes_single_store): Likewise.
16093 * tree-ssa-alias.c: Rewrite completely.
16094 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
16095 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
16096 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
16097 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
16098 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
16099 Remove public functions.
16100 (pass_reset_cc_flags): Remove.
16101 (pass_build_alias): Move ...
16102 * tree-ssa-structalias.c (pass_build_alias): ... here.
16103 * tree-ssa-alias.c (may_be_aliased): Move ...
16104 * tree-flow-inline.h (may_be_aliased): ... here.
16105 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
16106 count_uses_and_derefs): Move ...
16107 * gimple.c: ... here.
16108 * gimple.h (count_uses_and_derefs): Declare.
16109 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
16110 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
16111 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
16112 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
16113 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
16114 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
16115 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
16117 * tree-dfa.c (refs_may_alias_p): Move ...
16118 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
16119 * tree-ssa-alias.h: New file.
16120 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
16121 (statement_sink_location): Likewise.
16122 * opts.c (decode_options): Do not adjust max-aliased-vops or
16123 avg-aliased-vops values.
16124 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
16125 (TV_CALL_CLOBBER): Likewise.
16126 (TV_FLOW_SENSITIVE): Likewise.
16127 (TV_FLOW_INSENSITIVE): Likewise.
16128 (TV_MEMORY_PARTITIONING): Likewise.
16129 (TV_ALIAS_STMT_WALK): New timevar.
16130 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
16131 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
16132 (get_address_description): Remove memory-tag related code.
16133 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
16134 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
16135 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
16136 and immediate uses in statements. Document.
16137 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
16138 (dump_symbols): Remove.
16139 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
16140 * alias.c (get_deref_alias_set): New function split out from ...
16141 (get_alias_set): ... here.
16142 * alias.h (get_deref_alias_set): Declare.
16143 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
16144 type parameter. Remove restrict pointer handling. Create a
16145 ref-all pointer in case type-based alias sets do not conflict.
16146 (vect_analyze_data_refs): Remove SMT related code.
16147 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
16148 (vectorizable_load): Likewise.
16149 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
16150 (DR_SYMBOL_TAG, DR_VOPS): Remove.
16151 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
16152 Ignore vops and SMTs.
16153 (dr_analyze_alias): Likewise..
16154 (free_data_ref): Likewise.
16155 (create_data_ref): Likewise.
16156 (analyze_all_data_dependences): Likewise.
16157 (get_references_in_stmt): Adjust.
16158 * tree-flow-inline.h (gimple_aliases_computed_p,
16159 gimple_addressable_vars, gimple_call_clobbered_vars,
16160 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
16161 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
16162 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
16163 gimple_mem_ref_stats): Remove.
16164 (gimple_vop): New function.
16165 (op_iter_next_use): Remove vuses and mayuses cases.
16166 (op_iter_next_def): Remove vdefs case.
16167 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
16168 (clear_and_done_ssa_iter): Do not set removed fields.
16169 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
16170 Assert we are not iterating over vuses or vdefs if not also
16171 iterating over uses or defs.
16172 (op_iter_init_use): Likewise.
16173 (op_iter_init_def): Likewise.
16174 (op_iter_next_vdef): Remove.
16175 (op_iter_next_mustdef): Likewise.
16176 (op_iter_init_vdef): Likewise.
16177 (compare_ssa_operands_equal): Likewise.
16178 (link_use_stmts_after): Handle vuse operand.
16179 (is_call_used): Use is_call_clobbered.
16180 (is_call_clobbered): Global variables are always call clobbered,
16181 query the call-clobbers bitmap.
16182 (mark_call_clobbered): Ignore global variables.
16183 (clear_call_clobbered): Likewise.
16184 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
16185 virtual operands sanity check.
16186 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
16188 (TARGET_MEM_REF): Remove TMR_TAG operand.
16189 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
16190 Remove call-clobber related code.
16191 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
16192 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
16193 partitions or escape reason.
16194 (get_single_def_stmt, get_single_def_stmt_from_phi,
16195 get_single_def_stmt_with_phi): Remove.
16196 (dump_referenced_vars): Tidy.
16197 (get_ref_base_and_extent): Allow bare decls.
16198 (collect_dfa_stats): Adjust.
16199 * graphite.c (rename_variables_in_stmt): Adjust.
16200 (graphite_copy_stmts_from_block): Likewise.
16201 (translate_clast): Likewise.
16202 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
16204 (translate_vuse_through_block): Use the oracle.
16205 (phi_translate_1): Adjust.
16206 (value_dies_in_block_x): Use the oracle. Cache the outcome
16208 (valid_in_sets): Check if the VUSE for
16209 a REFERENCE is available.
16210 (eliminate): Do not remove stmts during elimination,
16211 instead queue and remove them afterwards.
16212 (do_pre): Do not rebuild alias info.
16213 (pass_pre): Run TODO_rebuild_alias before PRE.
16214 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
16215 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
16216 (mark_all_v_defs_stmt): Remove.
16217 (mark_all_v_defs_seq): Adjust.
16218 (sra_replace): Likewise.
16219 (scalarize_use): Likewise.
16220 (scalarize_copy): Likewise.
16221 (scalarize_init): Likewise.
16222 (scalarize_ldst): Likewise.
16223 (todoflags): Remove.
16224 (tree_sra): Do not rebuild alias info.
16225 (tree_sra_early): Adjust.
16226 (pass_sra): Run TODO_update_address_taken before SRA.
16227 * tree-predcom.c (set_alias_info): Remove.
16228 (prepare_initializers_chain): Do not call it.
16229 (mark_virtual_ops_for_renaming): Adjust.
16230 (mark_virtual_ops_for_renaming_list): Remove.
16231 (initialize_root_vars): Adjust.
16232 (initialize_root_vars_lm): Likewise.
16233 (prepare_initializers_chain): Likewise.
16234 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
16235 (may_propagate_copy_into_stmt): Likewise.
16236 (merge_alias_info): Do nothing for now.
16237 (propagate_tree_value_into_stmt): Adjust.
16238 (stmt_may_generate_copy): Likewise.
16239 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
16240 not mark symbols for renaming.
16241 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
16242 with the same statement, make sure to update the new pointed-to one.
16243 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
16244 call statements, do not mark symbols for renaming.
16245 (mark_operand_necessary): Dump something.
16246 (ref_may_be_aliased): New function.
16247 (mark_aliased_reaching_defs_necessary_1): New helper function.
16248 (mark_aliased_reaching_defs_necessary): Likewise.
16249 (mark_all_reaching_defs_necessary_1): Likewise.
16250 (mark_all_reaching_defs_necessary): Likewise.
16251 (propagate_necessity): Do not process virtual PHIs. For
16252 non-aliased loads mark all reaching definitions as necessary.
16253 For aliased loads and stores mark the immediate dominating
16254 aliased clobbers as necessary.
16255 (visited): New global static.
16256 (perform_tree_ssa_dce): Free visited bitmap after propagating
16258 (remove_dead_phis): Perform simple dead virtual PHI removal.
16259 (remove_dead_stmt): Properly unlink virtual operands when
16261 (eliminate_unnecessary_stmts): Schedule PHI removal after
16263 * tree-ssa-ter.c (is_replaceable_p): Adjust.
16264 (process_replaceable): Likewise.
16265 (find_replaceable_in_bb): Likewise.
16266 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
16267 based on the single gimple vop.
16268 (verify_flow_insensitive_alias_info): Remove.
16269 (verify_flow_sensitive_alias_info): Likewise.
16270 (verify_call_clobbering): Likewise.
16271 (verify_memory_partitions): Likewise.
16272 (verify_alias_info): Likewise.
16273 (verify_ssa): Adjust..
16274 (execute_update_addresses_taken): Export. Update SSA
16275 manually. Optimize only when optimizing. Use a local bitmap.
16276 (pass_update_address_taken): Remove TODO_update_ssa, add
16278 (pass_update_address_taken): Just use TODO_update_address_taken.
16279 (init_tree_ssa): Do not initialize addressable_vars.
16280 (verify_ssa): Verify new VUSE / VDEF properties.
16281 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
16282 Do not call verify_alias_info.
16283 (delete_tree_ssa): Clear the VUSE, VDEF operands.
16284 Do not free the loaded and stored syms bitmaps. Reset the escaped
16285 and callused solutions. Do not free addressable_vars.
16286 Remove memory-tag related code.
16287 (warn_uninitialized_var): Aliases are always available.
16288 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
16289 * lambda-code.c (can_put_in_inner_loop): Adjust.
16290 (can_put_after_inner_loop): Likewise.
16291 (perfect_nestify): Likewise.
16292 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
16293 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
16294 (vectorizable_conversion): Do not mark symbols for renaming.
16295 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
16296 (expand_call_inline): Unlink the calls virtual operands before
16298 (tree_function_versioning): Do not call update_ssa if we are not
16299 updating clones. Simplify.
16300 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
16301 (propagate_with_phi): Likewise..
16302 * tree-outof-ssa.c (create_temp): Remove memory tag and call
16303 clobber code. Assert we are not aliased or global.
16304 * tree-flow.h: Include tree-ssa-alias.h
16305 (enum escape_type): Remove.
16306 (struct mem_sym_stats_d): Likewise.
16307 (struct mem_ref_stats_d): Likewise.
16308 (struct gimple_df): Add vop member. Remove global_var,
16309 call_clobbered_vars, call_used_vars, addressable_vars,
16310 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
16311 escaped and callused members.
16312 (struct ptr_info_def): Remove all members, add points-to solution
16314 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
16315 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
16316 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
16317 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
16318 (tree-ssa-alias.o): Likewise.
16319 (toplev.o): Add tree-ssa-alias.h
16320 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
16321 * gimple.c (gimple_set_bb): Fix off-by-one error.
16322 (is_gimple_reg): Do not handle memory tags.
16323 (gimple_copy): Also copy virtual operands.
16324 Delay updating the statement. Do not reset loaded and stored syms.
16325 (gimple_set_stored_syms): Remove.
16326 (gimple_set_loaded_syms): Likewise.
16327 (gimple_call_copy_skip_args): Copy the virtual operands
16328 and mark the new statement modified.
16329 * tree-ssa-structalias.c (may_alias_p): Remove.
16330 (set_uids_in_ptset): Take the alias set to prune with as
16331 parameter. Fold in the alias test of may_alias_p.
16332 (compute_points_to_sets): Compute whether a ptr is dereferenced
16333 in a local sbitmap.
16334 (process_constraint): Deal with &ANYTHING on the lhs, reject all
16335 other ADDRESSOF constraints on the lhs.
16336 (get_constraint_for_component_ref): Assert that we don't get
16337 ADDRESSOF constraints from the base of the reference.
16338 Properly generate UNKNOWN_OFFSET for DEREF if needed.
16339 (struct variable_info): Remove collapsed_to member.
16340 (get_varinfo_fc): Remove.
16341 (new_var_info): Do not set collapsed_to.
16342 (dump_constraint): Do not follow cycles.
16343 (dump_constraint_graph): Likewise.
16344 (build_pred_graph): Likewise.
16345 (build_succ_graph): Likewise.
16346 (rewrite_constraints): Likewise.
16347 (do_simple_structure_copy): Remove.
16348 (do_rhs_deref_structure_copy): Remove.
16349 (do_lhs_deref_structure_copy): Remove.
16350 (collapse_rest_of_var): Remove.
16351 (do_structure_copy): Re-implement.
16352 (pta_stats): New global variable.
16353 (dump_pta_stats): New function.
16354 (struct constraint_expr): Make offset signed.
16355 (UNKNOWN_OFFSET): Define special value.
16356 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
16357 (solution_set_expand): New helper function split out from ...
16358 (do_sd_constraint): ... here.
16359 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
16360 (do_ds_constraint): Likewise.
16361 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
16362 and CALLUSED = *CALLUSED.
16363 (set_union_with_increment): Make inc argument signed.
16364 (type_safe): Remove.
16365 (get_constraint_for_ptr_offset): Handle unknown and negative
16367 (first_vi_for_offset): Handle offsets before start. Bail
16368 out early for offsets beyond the variable extent.
16369 (first_or_preceding_vi_for_offset): New function.
16370 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
16371 Together with ESCAPED = *ESCAPED this properly computes reachability.
16372 (find_what_var_points_to): New function.
16373 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
16374 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
16375 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
16376 pt_solutions_intersect): New functions.
16377 (compute_call_used_vars): Remove.
16378 (compute_may_aliases): New main entry into PTA computation.
16379 * gimple.h (gimple_p): New typedef.
16380 (struct gimple_statement_base): Remove references_memory_p.
16381 (struct gimple_statement_with_memory_ops_base): Remove
16382 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
16384 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
16385 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
16386 gimple_set_references_memory): Remove.
16387 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
16388 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
16390 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
16391 (verify_expr): Allow RESULT_DECL.
16392 (gimple_duplicate_bb): Do not copy virtual operands.
16393 (gimple_duplicate_sese_region): Adjust.
16394 (gimple_duplicate_sese_tail): Likewise.
16395 (mark_virtual_ops_in_region): Remove.
16396 (move_sese_region_to_fn): Do not call it.
16397 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
16398 and pass_simple_dse.
16399 (execute_function_todo): Handle TODO_update_address_taken,
16400 call execute_update_addresses_taken for TODO_rebuild_alias.
16401 (execute_todo): Adjust.
16402 (execute_one_pass): Init dump files early.
16403 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
16405 (create_general_new_stmt): Clear vops.
16406 * tree-ssa-reassoc.c (get_rank): Adjust.
16407 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
16408 symbols for renaming.
16409 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
16410 (PARAM_AVG_ALIASED_VOPS): Likewise.
16411 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
16412 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
16413 * tree-ssa-operands.c: Simplify for new virtual operand representation.
16414 (operand_build_cmp, copy_virtual_operands,
16415 create_ssa_artificial_load_stmt, add_to_addressable_set,
16416 gimple_add_to_addresses_taken): Remove public functions.
16417 (unlink_stmt_vdef): New function.
16419 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16421 * config.gcc (powerpc-*-linux*): Merge variants.
16423 2009-04-02 Chao-ying Fu <fu@mips.com>
16424 James Grosbach <james.grosbach@microchip.com>
16426 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
16427 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
16429 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
16430 keep_interrupts_masked_p, use_debug_exception_return_p.
16431 (mips_attribute_table): Add interrupt, use_shadow_register_set,
16432 keep_interrupts_masked, use_debug_exception_return.
16433 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
16434 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
16436 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
16437 (mips_print_operand): Process COP0 registers to print $0 .. $31
16438 correctly for GAS to process.
16439 (mips_interrupt_extra_call_saved_reg_p): New function.
16440 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
16442 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
16443 (mips_compute_frame_info): Add supports for interrupt context that
16444 includes doubleword accumulators and COP0 registers.
16445 (mips_for_each_saved_acc): New function.
16446 (mips_for_each_saved_gpr_and_fpr): Change the function name from
16447 mips_for_each_saved_reg.
16448 (mips_save_reg): Save accumulators.
16449 (mips_kernel_reg_p): A new for_each_rtx callback.
16450 (mips_expand_prologue): Support interrupt handlers.
16451 (mips_restore_reg): Restore accumulators.
16452 (mips_expand_epilogue): Support interrupt handlers.
16453 (mips_can_use_return_insn): Return false for interrupt handlers.
16454 (mips_epilogue_uses): New function.
16455 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
16456 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
16457 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
16458 cop0_move): New instructions.
16459 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
16460 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
16462 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
16464 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
16465 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
16466 interrupt handlers, we use K0 as the temporary register.
16467 (EPILOGUE_USES): Change to a function call.
16468 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
16469 handlers, we use K0 as the temporary register.
16471 * doc/extend.texi (Function Attributes): Document interrupt,
16472 use_shadow_register_set, keep_interrupts_masked,
16473 use_debug_exception_return for MIPS attributes.
16475 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16477 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
16478 Remove a number of t-files from tmake_file.
16479 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
16480 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
16481 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
16482 target_prototype, not TARGET_PROTOTYPE.
16483 (LINK_OS_GNU_SPEC): Define.
16484 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
16485 and darwin-ldoubdle.c.
16487 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16490 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
16491 (cpp_options): Ditto.
16492 (default_compilers): Ditto.
16493 (display_help): Ditto.
16494 (process_command): Ditto.
16495 (do_spec_1): Ditto.
16496 (set_input): Use lbasename instead of duplicate code.
16497 (save_temps_prefix): New static for -save-temps=obj.
16498 (save_temps_length): Ditto.
16500 * doc/invoke.texi (-save-temps=obj): Document new variant to
16501 -save-temps switch.
16503 2009-04-02 Jeff Law <law@redhat.com>
16505 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
16508 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16510 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16511 * configure: Regenerated.
16513 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16515 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16516 share the argument list.
16518 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16522 2009-02-12 Diego Novillo <dnovillo@google.com>
16524 * varpool.c (debug_varpool): New.
16525 * cgraph.h (debug_varpool): Declare.
16527 2009-04-02 Jan Hubicka <jh@suse.cz>
16529 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16532 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16534 * config/i386/i386.c (ix86_abi): Move initialization to ...
16535 (override_options): Here.
16537 2009-04-02 Christian Bruel <christian.bruel@st.com>
16539 * config/sh/sh.c (sh_dwarf_register_span): New function.
16540 (TARGET_DWARF_REGISTER_SPAN): Define.
16541 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
16543 2009-04-02 Ira Rosen <irar@il.ibm.com>
16545 PR tree-optimization/39595
16546 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
16547 interleaved loads group is not greater than the SLP group size.
16549 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16551 * builtins.c (is_builtin_name): New.
16552 (called_as_built_in): Use is_builtin_name.
16553 * tree.h (is_builtin_name): New.
16554 * varasm.c (incorporeal_function_p): Use is_builtin_name
16556 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16558 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16560 2009-04-02 Dodji Seketeli <dodji@redhat.com>
16563 * c-decl.c (clone_underlying_type): Move this ...
16564 * c-common.c (set_underlying_type): ... here.
16565 Also, make sure the function properly sets TYPE_STUB_DECL() on
16566 the newly created typedef variant type.
16567 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
16568 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
16571 2009-04-02 Richard Guenther <rguenther@suse.de>
16573 PR tree-optimization/37221
16574 * tree-flow.h (degenerate_phi_result): Declare.
16575 * tree-ssa-dom.c (degenerate_phi_result): Export.
16576 * tree-scalar-evolution.c (analyze_initial_condition): If
16577 the initial condition is defined by a degenerate PHI node
16578 use the degenerate value.
16580 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16582 PR rtl-optimization/39588
16583 * combine.c (merge_outer_ops): Do not set the constant when this
16585 (simplify_shift_const_1): Do not modify it either in this case.
16587 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
16589 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
16590 tuning is deprecated if -mtune value is set to an Itanium1 variant.
16592 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16595 * c-lex.c (interpret_float): Default (no suffix) is double.
16597 2009-04-1 Xinliang David Li <davidxl@google.com>
16599 * config/i386/i386.c (legitimate_constant_p): Recognize
16600 all one vector constant.
16602 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16604 * config/vax/vax.c: Add #includes to silence warnings.
16605 Change #include order to silence two warnings.
16607 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16609 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16610 (ASM_SPEC): Pass -k to the assembler for PIC code.
16612 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16614 * config.gcc: Add vax-*-linux* to the switch.
16615 * config/vax/linux.h: New file. (TARGET_VERSION,
16616 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16618 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16620 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16621 Use predicate macros instead of GET_CODE() == foo.
16622 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16623 ashlsi3, rotrsi3, <unnamed>): Likewise.
16625 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16627 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16628 jbbccihi, jbbccisi): Remova trailing whitespace.
16629 * config/vax/constraints.md: Likewise.
16630 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16631 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16632 * config/vax/predicates.md: Likewise.
16633 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16634 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16635 * config/vax/vax.h: Likewise.
16636 * config/vax/vax.md (nonlocal_goto): Likewise.
16638 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16640 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16641 (indirectable_address_p, adjacent_operands_p): Add spaces around
16643 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16645 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16647 * config/vax/vax.c (legitimate_constant_address_p,
16648 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16649 index_term_p, reg_plus_index_p, legitimate_address_p,
16650 vax_mode_dependent_address_p): Update comments to match functions
16651 modified by the recent int->bool conversion.
16653 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16655 * config/vax/builtins.md: Update copyright message.
16656 * config/vax/constraints.md: Likewise.
16657 * config/vax/netbsd-elf.h: Likewise.
16658 * config/vax/predicates.md: Likewise.
16659 * config/vax/vax-protos.h: Likewise.
16660 * config/vax/vax.c: Likewise.
16661 * config/vax/vax.h: Likewise.
16662 * config/vax/vax.md: Likewise.
16663 * config/vax/vax.opt: Likewise.
16665 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16667 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16668 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16669 * config/vax/constraints.md (B, R): Likewise.
16670 * config/vax/predicates.md (external_memory_operand,
16671 nonimmediate_addsub_di_operand): Likewise.
16672 * config/vax/vax.c (vax_output_int_add): Likewise.
16673 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16674 untyped_call): Likewise.
16676 2009-04-01 Matt Thomas <matt@3am-software.com>
16678 * config/vax/predicates.md: New file.
16679 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16680 external_const_operand, nonsymbolic_operand, external_memory_operand,
16681 indirect_memory_operand, indexed_memory_operand,
16682 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16683 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16685 * config/vax/constraints.md: New file.
16686 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16688 * config/vax/builtins.md: New file.
16689 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16690 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16692 * config/vax/vax.opt (mqmath): Add option.
16693 * config/vax/vax.md (isfx): Extend with DI.
16694 (VAXintQH, VAXintQHSD): Define.
16695 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16696 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16697 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16698 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16699 (movdi): Update constraints and use vax_output_int_move().
16700 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16701 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16702 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16703 nonlocal_goto): New.
16704 (mov<mode>): Extend accepted operand types.
16705 (subdi3_old): Rename from subdi3, change update constraints and use
16706 a new implementation.
16707 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16708 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16709 MOVE_RATIO, CLEAR_RATIO): Define.
16710 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16711 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16712 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16713 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16714 (split_quadword_operands): Make static and really allow variable
16716 (print_operand_address): Update for PIC generation.
16717 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16718 indexable_address_p, fixup_mathdi_operand,
16719 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16720 (vax_float_literal, legitimate_constant_p,
16721 indirectable_constant_address_p, index_term_p,
16722 reg_plus_index_p): Return bool instead of int.
16723 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16725 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16727 (vax_output_conditional_branch): Indent.
16728 (legitimate_constant_address_p, indirectable_constant_address_p,
16729 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16730 vax_mode_dependent_address_p): Return bool instead of int, update for
16732 * config/vax/vax-protos.h (legitimate_constant_address_p,
16733 legitimate_constant_p, legitimate_address_p,
16734 vax_mode_dependent_address_p): Change declaration to bool.
16735 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16736 vax_expand_addsub_di_operands, vax_output_int_subtract,
16737 vax_output_movmemsi): Declare.
16738 (split_quadword_operands, vax_float_literal): Delete declaration.
16739 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16740 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16741 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16742 ASM_OUTPUT_DWARF_PCREL): Define.
16743 (ASM_SPEC): Change definition to allow PIC generation.
16745 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16747 * doc/sourcebuild.texi: Update front-end requirements.
16749 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16752 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16753 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16754 (booldi3_internal3): Use boolean_or_operator instead of
16757 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16760 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16761 declarator whose size is not an integer constant expression but
16762 folds to an integer constant, then treat it as a constant
16765 2009-04-01 Richard Guenther <rguenther@suse.de>
16767 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16768 i * 4 + 2 to (i * 2 + 1) * 2.
16770 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16773 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16774 return if c_parser_asm_string_literal returned NULL.
16776 2009-04-01 Nick Clifton <nickc@redhat.com>
16778 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16780 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16781 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16782 other typedefs to avoid conflicts with libgcc2.c. Define labels
16783 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16785 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16786 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16789 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16791 * varasm.c (default_function_rodata_section): Declare DOT as
16794 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16795 Andrey Galkin <agalkin@hypercom.com>
16798 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16799 Make object_name unique for each process.
16801 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16804 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16805 addressable variables in the parallel that could go out of scope while
16806 running queued tasks.
16808 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16810 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16811 (CASE_VALUES_THRESHOLD): Redefine.
16812 * config/avr/avr.c (avr_override_options): Remove initialization of
16813 avr_case_values_threshold variable.
16814 (avr_case_values_threshold): Remove variable. Add new function.
16815 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16816 * config/avr/avr.opt (mno-tablejump): Remove option.
16817 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16819 2009-04-01 DJ Delorie <dj@redhat.com>
16821 * varasm.c (default_function_rodata_section): Don't assume
16822 anything about where the first '.' in the section name is.
16824 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16826 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16827 rs6000_emit_stack_tie.
16829 2009-03-31 Ian Lance Taylor <iant@google.com>
16831 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16832 gimple_code with GIMPLE_RESX, not RESX.
16834 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16836 * c-common.c (c_get_ident): New.
16837 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16839 2009-04-01 Ben Elliston <bje@au.ibm.com>
16841 * config/rs6000/sysv4.opt (msdata): Improve option description.
16843 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16845 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16846 (divdf3_internal_lat): Remove.
16847 (divxf3_internal_lat): Remove.
16848 (divxf3_internal_thr): Remove.
16849 (divxf): Use divxf3_internal.
16850 * config/ia64/div.md (divsf3_internal_lat): New.
16851 (divdf3_internal_lat): New.
16852 (divxf3_internal): New.
16854 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16857 * Makefile.in (USE_GCC_STDINT): Define.
16858 (stmp-int-hdrs): Install stdint.h if applicable.
16859 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
16861 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
16862 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
16863 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16864 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16865 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16866 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16867 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16868 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16869 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16870 (c_common_nodes_and_builtins): Initialize
16871 underlying_wchar_type_node. Do not initialize
16872 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
16873 nodes for new types.
16874 (c_stddef_cpp_builtins): Define macros for new types.
16875 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
16877 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
16878 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
16879 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
16880 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
16881 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
16882 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
16883 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
16884 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
16885 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
16886 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
16887 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
16888 int16_type_node, int32_type_node, int64_type_node,
16889 uint8_type_node, uint16_type_node, c_uint32_type_node,
16890 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
16891 int_least32_type_node, int_least64_type_node,
16892 uint_least8_type_node, uint_least16_type_node,
16893 uint_least32_type_node, uint_least64_type_node,
16894 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
16895 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
16896 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
16897 uintptr_type_node): Define.
16898 * c-cppbuiltin.c (builtin_define_constants,
16899 builtin_define_type_minmax): New.
16900 (builtin_define_stdint_macros): Define more macros.
16901 (c_cpp_builtins): Define more limit macros.
16902 (type_suffix): New.
16903 (builtin_define_type_max): Define in terms of
16904 builtin_define_type_minmax. Remove is_long parameter. All
16906 * config.gcc (use_gcc_stdint): Define.
16907 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
16908 Add newlib-stdint.h for generic targets.
16909 * config/glibc-stdint.h, config/newlib-stdint.h,
16910 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
16911 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
16912 * config/score/score.h (UINTPTR_TYPE): Define.
16913 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16914 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16915 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16916 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16917 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16918 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16919 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16920 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16921 * config/spu/spu.h (STDINT_LONG32): Define.
16922 * configure.ac (use_gcc_stdint): Substitute.
16923 * configure: Regenerate.
16924 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
16925 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
16926 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
16927 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
16928 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
16929 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
16930 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
16931 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
16932 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
16933 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
16934 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
16935 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
16936 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
16937 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
16938 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
16939 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
16940 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
16941 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
16942 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
16943 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
16944 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
16945 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
16946 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16947 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16948 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16949 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16950 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16951 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16952 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
16954 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
16956 * loop-iv.c (suitable_set_for_replacement): Renamed from
16957 simplify_using_assignment; changed to return bool and to accept new
16958 args DEST and SRC. Return true iff we find a source/destination pair
16959 that can be used to make a replacement, and fill SRC and DEST if so.
16960 Remove arg ALTERED. Don't deal with altered regs here. All callers
16962 (simplify_using_initial_values): Deal with altered regs here and track
16963 more precisely the effect they have on the validity of our expression.
16965 * loop-iv.c (simplify_using_condition): A condition of the form
16966 (EQ REG CONST) can be used to simply make a substitution.
16967 (simplify_using_initial_values): Keep track of conditions we have seen
16968 and keep using them to simplify new expressions, while applying the
16969 same substitutions to them as to the expression.
16971 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16972 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
16975 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
16976 changed. Use this when trying to improve the upper bound.
16977 Generate the comparison by using simplify_gen_relational.
16979 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
16981 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
16983 (simplify_using_assignment, simplify_using_initial_values): Call
16984 replace_in_expr to make replacements. Call replace_single_def_regs
16985 once on the initial version of the expression.
16987 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16990 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
16992 2009-03-31 Richard Guenther <rguenther@suse.de>
16994 PR middle-end/31029
16995 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
16996 equality comparisons. Fold C - X CMP X if C % 2 == 1.
16998 2009-03-31 Richard Guenther <rguenther@suse.de>
17000 * tree.h (div_if_zero_remainder): Declare.
17001 * fold-const.c (div_if_zero_remainder): Export.
17002 * tree-ssa-forwprop.c
17003 (forward_propagate_addr_into_variable_array_index): Handle
17004 constant array index addition outside of the variable index.
17006 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17009 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
17010 define_splits, floatunssi<mode>2): Require x87 conversions from
17011 DImode to be permitted.
17013 2009-03-31 Joseph Myers <joseph@codesourcery.com>
17015 PR preprocessor/15638
17016 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
17018 2009-03-31 Richard Guenther <rguenther@suse.de>
17020 PR middle-end/23401
17021 PR middle-end/27810
17022 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
17023 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
17024 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
17025 a separate statement.
17026 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
17027 (lookup_tmp_var): Likewise.
17028 (is_gimple_formal_tmp_or_call_rhs): Remove.
17029 (is_gimple_reg_or_call_rhs): Rename to ...
17030 (is_gimple_reg_rhs_or_call): ... this.
17031 (is_gimple_mem_or_call_rhs): Rename to ...
17032 (is_gimple_mem_rhs_or_call): ... this.
17033 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
17034 DECL_GIMPLE_REG_P only if is_formal is true.
17035 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
17036 for non-proper post-modify expression gimplification.
17037 (gimplify_self_mod_expr): For post-modify expressions gimplify
17038 the lvalue to a minimal lvalue.
17039 (rhs_predicate_for): Remove formal temp case.
17040 (gimplify_modify_expr_rhs): Likewise.
17041 (gimplify_addr_expr): Use is_gimple_reg.
17042 (gimplify_expr): Remove formal temp cases.
17043 (gimple_regimplify_operands): Likewise.
17044 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
17045 and FILTER_EXPR like constants.
17046 * gimple.c (walk_gimple_op): Fix val_only initialization, use
17048 (is_gimple_formal_tmp_rhs): Remove.
17049 (is_gimple_reg_rhs): Remove special casing.
17050 (is_gimple_mem_rhs): Fix.
17051 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
17052 (is_gimple_formal_tmp_var): Remove.
17053 (is_gimple_formal_tmp_reg): Likewise.
17054 (is_gimple_min_lval): Allow invariant component ref parts.
17055 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
17056 is_gimple_formal_tmp_reg): Remove declarations.
17057 * tree-cfg.c (verify_expr): Verify that variables with address
17058 taken do not have DECL_GIMPLE_REG_P set.
17059 * tree-mudflap.c (mf_build_check_statement_for): Use
17060 force_gimple_operand instead of gimplify_expr.
17062 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
17064 * modulo-sched.c (sms_schedule_by_order): Pass the actual
17065 schedulable rows to compute_split_row.
17067 2009-03-31 Ben Elliston <bje@au.ibm.com>
17070 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
17073 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17075 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
17076 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
17077 * configure: Regenerate.
17078 * config.in: Regenerate.
17079 * config/rs6000/rs6000.opt (mtls-markers): Add.
17080 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
17081 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
17082 (tls_ld_aix, tls_ld_sysv): Likewise.
17083 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
17084 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
17086 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17088 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
17090 2009-03-30 Jan Hubicka <jh@suse.cz>
17092 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
17094 (tree_remove_unreachable_handlers): Cleanup EH predecestor
17095 detection and label handling.
17097 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17099 * ira-int.h (ira_allocno): Rename left_conflicts_num to
17100 left_conflicts_size.
17101 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
17102 ALLOCNO_LEFT_CONFLICTS_SIZE.
17104 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
17105 remove_allocno_from_bucket_and_push,
17106 allocno_spill_priority_compare, push_allocnos_to_stack,
17107 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17108 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
17109 (setup_allocno_left_conflicts_num): Ditto. Rename to
17110 setup_allocno_left_conflicts_size.
17111 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17112 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
17113 setup_allocno_left_conflicts_size instead of
17114 setup_allocno_left_conflicts_num.
17116 * ira-build.c (ira_create_allocno): Use
17117 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
17118 ALLOCNO_LEFT_CONFLICTS_NUM.
17120 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17122 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
17123 instead of DF_LR_OUT.
17125 * ira-lives.c (process_bb_node_lives): Ditto.
17127 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
17128 instead of DF_LR_{OUT,IN}.
17130 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
17132 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
17134 2009-03-30 Jan Hubicka <jh@suse.cz>
17136 * except.c (label_to_region_map): Fix thinko.
17138 2009-03-30 Steve Ellcey <sje@cup.hp.com>
17140 PR middle-end/38237
17141 * tree.h (tree_find_value): New declaration.
17142 * tree.c (tree_find_value): New function.
17143 * varasm.c (assemble_external): Avoid duplicate entries on lists.
17145 2009-03-30 Jakub Jelinek <jakub@redhat.com>
17148 * c-decl.c (struct c_binding): Add locus field.
17149 (bind): Add locus argument, set locus field from it.
17150 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
17151 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
17152 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
17153 implicitly_declare, undeclared_variable, lookup_label,
17154 declare_label, c_make_fname_decl, c_builtin_function,
17155 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
17158 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
17161 * config/i386/i386.c (classify_argument): Check total size of
17164 2009-03-30 Martin Jambor <mjambor@suse.cz>
17166 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
17167 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
17168 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
17171 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
17172 seen_variable_array_ref while also traversing a union.
17174 * tree-inline.c (optimize_inline_calls): Do not call
17175 cgraph_node_remove_callees.
17176 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
17177 (pass_remove_cgraph_callee_edges): New variable.
17178 * passes.c (init_optimization_passes): Add
17179 pass_remove_cgraph_callee_edges after early inlining and before all
17180 late intraprocedural passes.
17182 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
17184 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17186 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
17187 Fix typos in names.
17189 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17191 * combine.c (simplify_comparison): Use have_insn_for.
17192 * dojump.c (do_jump): Likewise.
17194 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17196 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
17197 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
17198 sparc_compare_op0 like sparc_compare_emitted used to be handled.
17199 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
17200 instead of sparc_compare_emitted.
17201 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
17202 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
17203 instead of sparc_compare_emitted.
17205 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17207 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
17208 enter/exit cfglayout mode.
17209 (pass_partition_block): Require it.
17210 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
17211 (combine_instructions): Track basic blocks instead of labels.
17212 (update_cfg_for_uncondjump): New.
17213 (try_combine): Use it. Update jumps after rescanning.
17214 (pass_combine): Require PROP_cfglayout.
17215 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
17217 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17219 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
17220 Provide/destroy PROP_cfglayout respectively.
17221 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
17222 * tree-pass.h (PROP_cfglayout): New.
17224 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17226 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
17227 fold_convert_const_fixed_from_fixed,
17228 fold_convert_const_fixed_from_int,
17229 fold_convert_const_fixed_from_real, fold_negate_const): Do not
17230 set TREE_CONSTANT_OVERFLOW.
17231 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
17232 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
17234 2009-03-30 Ira Rosen <irar@il.ibm.com>
17236 * tree-vect-loop-manip.c: New file.
17237 * tree-vectorizer.c: Update documentation and included files.
17238 (vect_loop_location): Make extern.
17239 (rename_use_op): Move to tree-vect-loop-manip.c
17240 (rename_variables_in_bb, rename_variables_in_loop,
17241 slpeel_update_phis_for_duplicate_loop,
17242 slpeel_update_phi_nodes_for_guard1,
17243 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
17244 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
17245 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
17246 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
17247 find_loop_location): Likewise.
17248 (new_stmt_vec_info): Move to tree-vect-stmts.c.
17249 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
17250 get_vectype_for_scalar_type, vect_is_simple_use,
17251 supportable_widening_operation, supportable_narrowing_operation):
17253 (bb_in_loop_p): Move to tree-vect-loop.c.
17254 (new_loop_vec_info, destroy_loop_vec_info,
17255 reduction_code_for_scalar_code, report_vect_op,
17256 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
17257 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
17258 (vect_supportable_dr_alignment): Likewise.
17259 * tree-vectorizer.h (tree-data-ref.h): Include.
17260 (vect_loop_location): Declare.
17261 Reorganize function declarations according to the new file structure.
17262 * tree-vect-loop.c: New file.
17263 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
17264 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
17265 * tree-vect-data-refs.c: New file.
17266 * tree-vect-patterns.c (timevar.h): Don't include.
17267 * tree-vect-stmts.c: New file.
17268 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
17269 tree-vect-slp.c, tree-vect-loop.c.
17270 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
17271 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
17272 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
17273 (tree-vect-analyze.o): Remove.
17274 (tree-vect-transform.o): Likewise.
17275 (tree-vect-data-refs.o): Add rule.
17276 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
17277 tree-vect-slp.o): Likewise.
17278 (tree-vect-patterns.o): Remove redundant dependencies.
17279 (tree-vectorizer.o): Likewise.
17280 * tree-vect-slp.c: New file.
17282 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17284 * optc-gen.awk: Warn if an option flag has multiple different
17287 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
17289 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
17290 -floop-block): Document dependences on PPL, CLooG and Graphite.
17292 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17294 PR rtl-optimization/323
17295 * c-common.c (c_fully_fold, convert_and_check,
17296 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
17297 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
17298 * c-common.def (EXCESS_PRECISION_EXPR): New.
17299 * c-cppbuiltin.c (builtin_define_float_constants): Define
17300 constants with enough digits for long double.
17301 * c-lex.c (interpret_float): Interpret constant with excess
17302 precision where appropriate.
17303 * c-opts.c (c_common_post_options): Set
17304 flag_excess_precision_cmdline. Give an error for
17305 -fexcess-precision=standard for C++ for processors where the
17306 option is significant.
17307 * c-parser.c (c_parser_conditional_expression): Handle excess
17308 precision in condition.
17309 * c-typeck.c (convert_arguments): Handle arguments with excess
17311 (build_unary_op): Move excess precision outside operation.
17312 (build_conditional_expr): Likewise.
17313 (build_compound_expr): Likewise.
17314 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
17315 (build_modify_expr): Handle excess precision in RHS.
17316 (convert_for_assignment): Handle excess precision in converted
17318 (digest_init, output_init_element, process_init_element): Handle
17319 excess precision in initializer.
17320 (c_finish_return): Handle excess precision in return value.
17321 (build_binary_op): Handle excess precision in operands and add
17322 excess precision as needed for operation.
17323 * common.opt (-fexcess-precision=): New option.
17324 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
17325 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
17326 For standard excess precision, output explicit conversion to and
17327 truncation from XFmode.
17328 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
17329 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
17330 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
17331 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
17332 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
17333 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
17334 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
17335 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
17336 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
17337 define_splits, sqrt<mode>2): Disable where appropriate for
17338 standard excess precision.
17339 * convert.c (convert_to_real): Do not shorten arithmetic to type
17340 for which excess precision would be used.
17341 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
17342 * doc/invoke.texi (-fexcess-precision=): Document option.
17343 (-mfpmath=): Correct index entry.
17344 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
17345 flag_excess_precision): New.
17346 * langhooks.c (lhd_post_options): Set
17347 flag_excess_precision_cmdline.
17348 * opts.c (common_handle_option): Handle -fexcess-precision=.
17349 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
17350 init_excess_precision): New.
17351 (lang_dependent_init_target): Call init_excess_precision.
17352 * tree.c (excess_precision_type): New.
17353 * tree.h (excess_precision_type): Declare.
17355 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17358 * c-typeck.c (build_component_ref): Do not copy qualifiers from
17359 non-lvalue to component.
17361 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17363 PR preprocessor/34695
17364 * Makefile.in (c-opts.o): Depend on c-tree.h.
17365 * c-common.c: Move down include of diagnostic.h.
17366 (done_lexing, c_cpp_error): New.
17367 * c-common.h (done_lexing): Declare.
17368 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
17370 * c-opts.c: Include c-tree.h.
17371 (c_common_init_options): Set preprocessor error callback.
17372 (c_common_handle_option): Do not set preprocessor
17373 inhibit_warnings, warnings_are_errors, warn_system_headers,
17374 pedantic_errors or inhibit_warnings flags.
17375 (c_common_post_options): Do not check cpp_errors (parse_in).
17376 (c_common_finish): Do not output dependencies if there were
17377 errors. Do not check return value of cpp_finish.
17378 * c-ppoutput.c (pp_file_change): Set input_location.
17379 * c-tree.h (c_cpp_error): Declare.
17380 * diagnostic.c (diagnostic_set_info_translated): Also initialize
17382 (diagnostic_build_prefix): Check override_column.
17383 * diagnostic.h (diagnostic_info): Add override_column field.
17384 (diagnostic_override_column): Define.
17386 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
17388 * c-common.c (c_expand_expr, c_staticp): Remove.
17389 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
17390 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
17391 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
17392 * c-gimplify.c (gimplify_compound_literal_expr,
17393 optimize_compound_literals_in_ctor): Remove.
17394 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
17395 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
17396 * c-semantics.c (emit_local_var): Remove.
17398 * langhooks-def.h (lhd_expand_expr): Remove.
17399 * langhooks.c (lhd_expand_expr): Remove.
17400 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
17402 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
17403 handling from c-semantics.c; don't call into langhook.
17404 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
17405 * gimplify.c (gimplify_compound_literal_expr,
17406 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
17407 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
17408 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
17409 as was done in c-gimplify.c.
17410 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
17411 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
17412 Move from c-common.h.
17413 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
17415 * tree.c (staticp): Do not call langhook.
17416 * langhooks.c (lhd_staticp): Delete.
17417 * langhooks-def.h (lhd_staticp): Delete prototype.
17418 (LANG_HOOKS_STATICP): Delete.
17419 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
17421 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
17422 instead of DECL_STMTs.
17424 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17432 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
17434 (fold_call_expr): Return a NOP_EXPR from folding rather than the
17435 contained expression.
17436 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
17437 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
17438 conditional expressions for C.
17439 (decl_constant_value_for_optimization): Move from
17440 decl_constant_value_for_broken_optimization in c-typeck.c. Check
17441 whether optimizing and that the expression is a VAR_DECL not of
17442 array type instead of doing such checks in the caller. Do not
17443 check pedantic. Call gcc_unreachable for C++.
17444 * c-common.def (C_MAYBE_CONST_EXPR): New.
17445 * c-common.h (c_fully_fold, c_save_expr,
17446 decl_constant_value_for_optimization): New prototypes.
17447 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17448 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17449 EXPR_INT_CONST_OPERANDS): Define.
17450 * c-convert.c (convert): Strip nops from expression.
17451 * c-decl.c (groktypename): Take extra parameters expr and
17452 expr_const_operands. Update call to grokdeclarator.
17453 (start_decl): Update call to grokdeclarator. Add statement for
17454 expressions used in type of decl.
17455 (grokparm): Update call to grokdeclarator.
17456 (push_parm_decl): Update call to grokdeclarator.
17457 (build_compound_literal): Add parameter non_const and build a
17458 C_MAYBE_COSNT_EXPR if applicable.
17459 (grokdeclarator): Take extra parameters expr and
17460 expr_const_operands. Track expressions used in declaration
17461 specifiers and declarators. Fold array sizes and track whether
17462 they are constant expressions and whether they are integer
17463 constant expressions.
17464 (parser_xref_tag): Set expr and expr_const_operands fields in
17466 (grokfield): Update call to grokdeclarator.
17467 (start_function): Update call to grokdeclarator.
17468 (build_null_declspecs): Set expr and expr_const_operands fields in
17470 (declspecs_add_type): Handle expressions in typeof specifiers.
17471 * c-parser.c (c_parser_declspecs): Set expr and
17472 expr_const_operands fields for declaration specifiers.
17473 (c_parser_enum_specifier): Likewise.
17474 (c_parser_struct_or_union_specifier): Likewise.
17475 (c_parser_typeof_specifier): Likewise. Update call to
17476 groktypename. Fold expression as needed. Return expressions with
17477 type instead of adding statements.
17478 (c_parser_attributes): Update calls to c_parser_expr_list.
17479 (c_parser_statement_after_labels): Fold expression before passing
17480 to objc_build_throw_stmt.
17481 (c_parser_condition): Fold expression.
17482 (c_parser_asm_operands): Fold expression.
17483 (c_parser_conditional_expression): Use c_save_expr. Update call
17484 to build_conditional_expr.
17485 (c_parser_alignof_expression): Update call to groktypename.
17486 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
17487 original_code. Fold expression argument of va_arg. Create
17488 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
17489 argument to va_arg. Update calls to groktypename. Fold array
17490 index for offsetof. Verify that first argument to
17491 __builtin_choose_expr has integer type.
17492 (c_parser_postfix_expression_after_paren_type): Update calls to
17493 groktypename and build_compound_literal. Handle expressions with
17494 side effects in type name.
17495 (c_parser_postfix_expression_after_primary): Update call to
17496 c_parser_expr_list. Set original_code for calls to
17497 __builtin_constant_p.
17498 (c_parser_expr_list): Take extra parameter fold_p. Fold
17499 expressions if requested.
17500 (c_parser_objc_type_name): Update call to groktypename.
17501 (c_parser_objc_synchronized_statement): Fold expression.
17502 (c_parser_objc_receiver): Fold expression.
17503 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
17504 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
17505 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
17506 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
17507 (struct c_typespec): Add elements expr and expr_const_operands.
17508 (struct c_declspecs): Add elements expr and expr_const_operands.
17509 (groktypename, build_conditional_expr, build_compound_literal):
17511 (in_late_binary_op): Declare.
17512 * c-typeck.c (note_integer_operands): New function.
17513 (in_late_binary_op): New variable.
17514 (decl_constant_value_for_broken_optimization): Move to c-common.c
17515 and rename to decl_constant_value_for_optimization.
17516 (default_function_array_conversion): Do not strip nops.
17517 (default_conversion): Do not call
17518 decl_constant_value_for_broken_optimization.
17519 (build_array_ref): Do not fold result.
17520 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
17521 result when operand is a VLA.
17522 (c_expr_sizeof_type): Update call to groktypename. Handle
17523 expressions included in type name. Use C_MAYBE_CONST_EXPR for
17524 result when operand names a VLA type.
17525 (build_function_call): Update call to build_compound_literal.
17526 Only fold result for calls to __builtin_* functions. Strip
17527 NOP_EXPR from INTEGER_CST returned from such functions. Fold
17528 the function designator.
17529 (convert_arguments): Fold arguments. Update call to
17530 convert_for_assignment.
17531 (build_unary_op): Handle increment and decrement of
17532 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
17533 decrement earlier. Fold operand of increment and decrement.
17534 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
17535 built for integer operand. Wrap returns that are INTEGER_CSTs
17536 without being integer constant expressions or that have integer
17537 constant operands without being INTEGER_CSTs.
17538 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
17539 (build_conditional_expr): Add operand ifexp_bcp. Track whether
17540 result is an integer constant expression or can be used in
17541 unevaluated parts of one and avoid folding and wrap as
17542 appropriate. Fold operands before possibly doing -Wsign-compare
17544 (build_compound_expr): Wrap result for C99 if operands can be used
17545 in integer constant expressions.
17546 (build_c_cast): Update call to digest_init. Do not ignore
17547 overflow from casting floating-point constants to integers. Wrap
17548 results that could be confused with integer constant expressions,
17549 null pointer constants or floating-point constants.
17550 (c_cast_expr): Update call to groktypename. Handle expressions
17551 included in type name.
17552 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
17553 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
17554 Update calls to convert_for_assignment.
17555 (convert_for_assignment): Take new parameter
17556 null_pointer_constant. Do not strip nops or call
17557 decl_constant_value_for_broken_optimization. Set
17558 in_late_binary_op for conversions to boolean.
17559 (store_init_value): Update call to digest_init.
17560 (digest_init): Take new parameter null_pointer_constant. Do not
17561 call decl_constant_value_for_broken_optimization. pedwarn for
17562 initializers not constant expressions. Update calls to
17563 convert_for_assignment.
17564 (constructor_nonconst): New.
17565 (struct constructor_stack): Add nonconst element.
17566 (really_start_incremental_init, push_init_level, pop_init_level):
17567 Handle constructor_nonconst and nonconst element.
17568 (set_init_index): Call constant_expression_warning for array
17570 (output_init_element): Fold value. Set constructor_nonconst as
17571 applicable. pedwarn for initializers not constant expressions.
17572 Update call to digest_init. Call constant_expression_warning
17573 where constant initializers are required.
17574 (process_init_element): Use c_save_expr.
17575 (c_finish_goto_ptr): Fold expression.
17576 (c_finish_return): Fold return value. Update call to
17577 convert_for_assignment.
17578 (c_start_case): Fold switch expression.
17579 (c_process_expr_stmt): Fold expression.
17580 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
17581 ensure statement expression is not evaluated in constant expression.
17582 (build_binary_op): Track whether results are integer constant
17583 expressions or may occur in such, disable folding and wrap results
17584 as applicable. Fold operands for -Wsign-compare warnings unless
17586 (c_objc_common_truthvalue_conversion): Handle results folded to
17587 integer constants that are not integer constant expressions.
17588 * doc/extend.texi: Document when typeof operands are evaluated,
17589 that condition of __builtin_choose_expr is an integer constant
17590 expression, and more about use of __builtin_constant_p in
17593 2009-03-29 Richard Guenther <rguenther@suse.de>
17595 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17596 propagate addresses of array references.
17598 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
17600 * regmove.c (perhaps_ends_bb_p): Remove.
17601 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
17602 from INSN and check that the main loop stays within that basic block.
17603 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
17604 (regmove_forward_pass): Split out from regmove_optimize. Use
17605 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
17606 (regmove_backward_pass): Split out from regmove_optimize. Use
17607 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
17608 (regmove_optimize): Simplify.
17610 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17613 * config/i386/i386.c (classify_argument): Ignore flexible array
17614 member in struct and warn ABI change.
17616 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17618 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17620 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17621 (ix86_adjust_cost): Updated.
17623 2009-03-29 Jan Hubicka <jh@suse.cz>
17625 PR middle-end/28850
17626 * tree-pass.h (pass_cleanup_eh): New function.
17627 (remove_unreachable_regions): Break code handling RTL
17628 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17629 that can not be reached by runtime.
17630 (can_be_reached_by_runtime): New function.
17631 (label_to_region_map): New function.
17632 (num_eh_regions): New function.
17633 (rtl_remove_unreachable_regions): New function.
17634 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17635 (remove_eh_region): New function.
17636 * except.h: Include sbitmap and vecprim.
17637 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17638 num_eh_regions): Declare.
17639 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17640 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17641 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17642 (tree_empty_eh_handler_p): New function.
17643 (cleanup_empty_eh): New function.
17644 (cleanup_eh): New function.
17645 (pass_cleanup_eh): New function.
17647 2009-03-29 Jan Hubicka <jh@suse.cz>
17649 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17650 for removed regions.
17652 2009-03-29 Jan Hubicka <jh@suse.cz>
17654 * except.c (dump_eh_tree): Dump all datastructures.
17656 2009-03-29 Jan Hubicka <jh@suse.cz>
17658 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17659 (duplicate_eh_regions_1): Likewise.
17660 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17661 vector; call EH verification.
17662 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17663 Be ready for region being removed.
17665 2009-03-29 Jan Hubicka <jh@suse.cz>
17667 * bitmap.c (bitmap_last_set_bit): New function.
17668 * bitmap.h (bitmap_last_set_bit): Declare.
17670 2009-03-29 David Ayers <ayers@fsfe.org>
17673 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17674 by calling objc_compare_types and surpress warnings about
17675 incompatible C pointers that are compatible ObjC pointers.
17677 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17679 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17680 call initialize_inline_failed.
17681 (initialize_inline_failed): Move it from here ...
17682 * cgraph.c (initialize_inline_failed): ... to here.
17683 (cgraph_create_edge): Call initialize_inline_failed rather than
17684 setting inline_failed directly.
17686 2009-03-29 Ben Elliston <bje@au.ibm.com>
17689 * sysv4.opt (msdata): Improve comment.
17690 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17691 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17693 2009-03-29 Ben Elliston <bje@au.ibm.com>
17696 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17697 load and store attributes.
17699 2009-03-29 Ben Elliston <bje@au.ibm.com>
17701 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17702 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17703 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17704 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17705 __builtin_infq and __builtin_huge_valq.
17707 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17709 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17711 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17712 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17714 2009-03-28 Xinliang David Li <davidxl@google.com>
17716 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17717 (do_dbg_cnt): New function.
17719 2009-03-28 Jan Hubicka <jh@suse.cz>
17721 Merge from pretty-ipa:
17723 2009-03-27 Jan Hubicka <jh@suse.cz>
17725 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17726 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17727 * passes.c (function_called_by_processed_nodes_p): New.
17728 * ipa-pure-const.c (check_call): Fix handling of operands.
17729 (analyze_function): Dump debug output for skipped bodies.
17730 (local_pure_const): Use function_called_by_processed_nodes_p.
17731 * dwarf2out.c (reference_to_unused): Use output.
17732 * passes.c (do_per_function_toporder): Likewise.
17734 2008-11-12 Jan Hubicka <jh@suse.cz>
17736 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17737 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17738 state_set_in_source enum
17739 (check_decl): Ignore memory tags; do not set fake looping flags;
17741 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17742 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17743 (check_call, analyze_function): Rewrite.
17745 (add_new_function): Update call of analyze_function.
17746 (generate_summary): Add call of analyze_function.
17747 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17748 (local_pure_const): New function.
17749 (pass_local_pure_const): New pass.
17750 * ipa-inline.c (inline_transform): Set after_inlining.
17751 * tree-eh.c (stmt_can_throw_external): New.
17752 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17753 work with aliasing built.
17754 * tree-flow.h (stmt_can_throw_external): New.
17755 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17756 and local pure/const pass in early and late optimization queue.
17758 2009-03-28 Martin Jambor <mjambor@suse.cz>
17760 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17762 (fold_binary): Allow function decl aligment consideration is the
17763 second argument is integer constant one.
17764 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17765 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17766 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17768 2009-03-28 Jan Hubicka <jh@suse.cz>
17770 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17771 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17772 * function.h (rtl_data): Add nothrow flag.
17773 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17774 set DECL_NOTHROW for AVAILABLE functions.
17776 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17778 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17779 following vector keyword has expansion starting with pixel or bool
17780 keyword, expand vector to __vector and pixel or bool to __pixel or
17784 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17785 warn_if_disallowed_function_p): Removed.
17786 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17787 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17788 warning_if_disallowed_function_p.
17789 * flags.h (warn_if_disallowed_function_p,
17790 warn_disallowed_functions): Removed.
17791 * common.opt (Wdisallowed-function-list=): Removed.
17792 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17794 2009-03-28 Richard Guenther <rguenther@suse.de>
17796 PR tree-optimization/38723
17797 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17800 2009-03-28 Jan Hubicka <jh@suse.cz>
17802 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17803 test introduced by my previous patch.
17805 2009-03-28 Richard Guenther <rguenther@suse.de>
17807 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17808 the PHIs value undefined.
17810 2009-03-28 Jan Hubicka <jh@suse.cz>
17812 * tree-pass.h (pass_fixup_cfg): New pass.
17813 * ipa-inline.c (inline_transform): Set
17814 always_inline_functions_inlined/after_inlining.
17815 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17816 (pass_fixup_cfg): New pass.
17817 * passes.c (init_optimization_passes): Add fixup_cfg.
17819 2009-03-28 Richard Guenther <rguenther@suse.de>
17821 PR tree-optimization/38458
17822 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17823 argument use the arguments copy-of value.
17825 2009-03-28 Richard Guenther <rguenther@suse.de>
17827 PR tree-optimization/38180
17828 * tree-ssa-ccp.c (get_default_value): Simplify.
17829 (likely_value): Likewise.
17830 (surely_varying_stmt_p): Properly handle VOP case.
17831 (ccp_initialize): Likewise.
17832 (ccp_fold): Handle propagating through *&.
17833 (fold_const_aggregate_ref): Also handle decls.
17835 2009-03-28 Jan Hubicka <jh@suse.cz>
17837 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17838 * cgraph.h (cgraph_node): Likewise.
17839 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17840 (cgraph_reset_node): Use process flag.
17841 (cgraph_mark_functions_to_output): Likewise.
17842 (cgraph_expand_function): Likewise.
17843 (cgraph_expand_all_functions): Likewise.
17844 (cgraph_output_in_order): Likewise.
17845 * dwarf2out.c (reference_to_unused): Likewise.
17846 * passes.c do_per_function_toporder): Likewise.
17848 2009-03-28 Jan Hubicka <jh@suse.cz>
17850 Bring from lto-branch:
17852 2008-09-03 Doug Kwan <dougkwan@google.com>
17854 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
17855 enums instead of reason strings.
17856 * cgraph.c (cgraph_create_edge): Same.
17857 (cgraph_inline_failed_string): New function.
17858 * cgraph.h (cgraph_inline_failed_t): New enum type.
17859 (cgraph_inline_failed_string): New prototype.
17860 (struct cgraph_edge): Change type of INLINED_FAILED from constant
17861 char pointer to cgraph_inline_failed_t.
17862 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
17863 (cgraph_default_inline_p): Ditto.
17864 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
17865 to cgraph_inline_failed_t pointer.
17866 * cif-code.def: New file.
17867 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
17869 (cgraph_check_inline_limits): Change type of REASON to pointer to
17870 cgraph_inline_failed_t. Replace reason strings with enums.
17871 (cgraph_default_inline_p): Ditto.
17872 (cgraph_recursive_inlining_p): Ditto.
17873 (update_caller_keys): Change type of FAILED_REASON to
17874 cgraph_inline_failed_t.
17875 (cgraph_set_inline_failed): Change type of REASON to pointer to
17876 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
17877 convert enums to strings for text output.
17878 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
17879 to be of type cgraph_inline_failed_t. Replace reason strings with
17880 enums. Call cgraph_inline_failed_string to covert enums
17881 to strings for text output.
17882 (cgraph_decide_inlining): Replace reason strings with enums.
17883 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
17884 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
17886 * tree-inline.c (expand_call_inline): Change type of REASON
17887 to cgraph_inline_failed_t. Replace reason strings with enums.
17888 Call cgraph_inline_failed_string for text output.
17889 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
17892 2009-03-28 Jan Hubicka <jh@suse.cz>
17894 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
17895 cgraph_clone_node): Remove master clone handling.
17896 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17897 * cgraph.h (master_clone): Remove.
17898 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17899 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
17900 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
17902 2009-03-28 Jan Hubicka <jh@suse.cz>
17904 * cgraph.c (cgraph_function_body_availability): Functions declared
17905 inline are always safe to assume that it is not going to be replaced.
17907 2009-03-28 Richard Guenther <rguenther@suse.de>
17909 PR tree-optimization/38513
17910 * tree-ssa-pre.c (eliminate): Remove redundant stores.
17911 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17912 EXC_PTR_EXPR and FILTER_EXPR.
17913 (get_ref_from_reference_ops): Likewise.
17915 2009-03-28 Richard Guenther <rguenther@suse.de>
17917 PR tree-optimization/38968
17918 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
17919 Use FLOOR_MOD_EXPR to compute misalignment.
17921 2009-03-28 Richard Guenther <rguenther@suse.de>
17923 PR tree-optimization/37795
17924 * tree.h (combine_comparisons): Declare.
17925 * fold-const.c (combine_comparisons): Export.
17926 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
17928 (ifcombine_iforif): Use combine_comparisons.
17930 2009-03-28 Jan Hubicka <jh@suse.cz>
17932 * tree-eh.c (inlinable_call_p): New function.
17933 (make_eh_edges): Use it.
17934 (verify_eh_edges): Use it.
17935 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
17936 * except.c (reachable_next_level): Add inlinable_function argument
17937 (sjlj_find_directly_reachable_regions): Update.
17938 (add_reachable_handler): Do not set saw_any_handlers.
17939 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
17940 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17941 Add new inlinable call parameter.
17942 (can_throw_internal, can_throw_external): Update.
17943 * except.h (can_throw_internal_1, can_throw_external_1,
17944 foreach_reachable_handler): Update declaration.
17946 2009-03-28 Joseph Myers <joseph@codesourcery.com>
17948 * config/arm/t-arm-coff, config/h8300/coff.h,
17949 config/i386/i386-aout.h, config/i386/i386-coff.h,
17950 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
17951 config/pdp11/2bsd.h, config/rs6000/aix41.h,
17952 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
17953 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
17954 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
17955 sys-types.h: Remove.
17956 * Makefile.in: Remove protoize and fixproto support and references
17958 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
17959 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
17961 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
17962 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
17963 unprotoize$(exeext).
17964 (rest.encap): Don't depend on $(STMP_FIXPROTO)
17965 (.PHONY): Don't depend on proto.
17966 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
17967 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
17968 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
17969 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
17970 build/gen-protos.o, build/scan.o, xsys-protos.h,
17971 build/fix-header$(build_exeext), build/fix-header.o,
17972 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
17973 stmp-install-fixproto): Remove.
17974 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
17975 SYSCALLS.c or fixproto files.
17976 (install-common): Don't install protoize.
17977 (install-headers-tar, install-headers-cpio, install-headers-cp):
17978 Don't depend on $(STMP_FIXPROTO).
17979 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
17980 install fixproto files or write out fixproto settings.
17981 (uninstall): Don't uninstall protoize.
17982 * config.gcc (use_fixproto): Remove.
17983 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
17984 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
17985 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
17986 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
17987 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
17988 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
17989 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
17990 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
17991 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
17992 * config/t-vxworks (STMP_FIXPROTO): Remove.
17993 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
17994 STMP_FIXPROTO): Remove.
17995 * config.in, configure: Regenerate.
17996 * crtstuff.c (gid_t, uid_t): Don't undefine.
17997 * doc/install.texi: Change m68k-coff to m68k-elf in example.
17998 (arm-*-coff, arm-*-aout: Remove target entries.
17999 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
18000 Remove mention of AIX 4.1.
18001 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
18002 * doc/invoke.texi (Running Protoize): Remove.
18003 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
18004 (Protoize Caveats): Remove.
18005 * tsystem.h: Update comments on headers assumed to exist.
18007 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
18009 * genautomata.c: Add a new year to the copyright. Add a new
18011 (struct insn_reserv_decl): Add comments for member bypass_list.
18012 (find_bypass): Remove.
18013 (insert_bypass): New.
18014 (process_decls): Use insert_bypass.
18015 (output_internal_insn_latency_func): Output all bypasses with the
18016 same input insn in one switch case.
18018 * rtl.def (define_bypass): Describe bypass choice.
18019 * doc/md.texi (define_bypass): Ditto.
18021 2009-03-27 Richard Guenther <rguenther@suse.de>
18023 * gimplify.c (mark_addressable): Export.
18024 * tree-flow.h (mark_addressable): Declare.
18025 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
18026 * tree-ssa.c (verify_phi_args): Verify that address taken
18027 variables have TREE_ADDRESSABLE set.
18029 2009-03-27 Richard Guenther <rguenther@suse.de>
18031 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
18032 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
18033 Do not mark decls TREE_ADDRESSABLE.
18034 (build_fold_addr_expr): Adjust.
18035 (fold_addr_expr): Remove.
18036 (fold_unary): Use build_fold_addr_expr.
18037 (fold_comparison): Likewise.
18038 (split_address_to_core_and_offset): Likewise.
18039 * coverage.c (tree_coverage_counter_addr): Mark the array decl
18041 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
18042 (gimplify_modify_expr_to_memcpy): Mark source and destination
18044 * omp-low.c (create_omp_child_function): Mark the object decl
18046 (lower_rec_input_clauses): Mark the var we take the address of
18048 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
18050 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18052 PR middle-end/39315
18053 * cfgexpand.c (expand_one_stack_var_at): Change alignment
18054 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
18056 2009-03-27 Richard Guenther <rguenther@suse.de>
18058 PR tree-optimization/39120
18059 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
18061 (handle_lhs_call): Process return constraints. Add escape
18062 constraints if necessary.
18063 (handle_const_call): Fill out return constraints. Make nested
18064 case more precise. Avoid consttmp if possible.
18065 (handle_pure_call): Fill out return constraints. Avoid
18066 callused if possible.
18067 (find_func_aliases): Simplify call handling.
18069 2009-03-27 Richard Guenther <rguenther@suse.de>
18071 PR tree-optimization/39120
18072 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
18073 as a representative.
18074 (solve_graph): Do propagate CALLUSED.
18075 (handle_pure_call): Use a scalar constraint from CALLUSED for
18077 (find_what_p_points_to): CALLUSED shall not appear in poins-to
18080 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18083 * c-common.c (handle_aligned_attribute): Properly check alignment
18084 overflow. Use (1U << i) instead of (1 << i).
18086 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
18088 * expr.h (get_mem_align_offset): Updated.
18090 * tree.h (tree_decl_common): Change align to "unsigned int" and
18091 move it before pointer_alias_set.
18093 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18094 Jakub Jelinek <jakub@redhat.com>
18097 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
18098 gr_register_operand with gr_reg_or_0_operand.
18099 (cmpxchg_rel_di): Likewise.
18100 (sync_lock_test_and_set<mode>): Likewise.
18102 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18104 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
18105 (true_regnum): Likewise.
18107 * rtlanal.c (subreg_info): Moved to ...
18108 * rtl.h (subreg_info): Here. New.
18109 (subreg_get_info): New.
18111 * rtlanal.c (subreg_get_info): Make it extern.
18113 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18116 * config/i386/i386.c (ix86_abi): New.
18117 (override_options): Handle -mabi=.
18118 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
18119 (ix86_call_abi_override): Likewise.
18120 (init_cumulative_args): Likewise.
18121 (function_arg_advance): Likewise.
18122 (function_arg_64): Likewise.
18123 (function_arg): Likewise.
18124 (ix86_pass_by_reference): Likewise.
18125 (ix86_function_value_regno_p): Likewise.
18126 (ix86_build_builtin_va_list_abi): Likewise.
18127 (setup_incoming_varargs_64): Likewise.
18128 (is_va_list_char_pointer): Likewise.
18129 (ix86_init_machine_status): Likewise.
18130 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
18131 (ix86_function_type_abi): Return enum calling_abi. Rewrite
18132 for 64bit. Replace DEFAULT_ABI with ix86_abi.
18133 (ix86_function_abi): Make it static and return enum calling_abi.
18134 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
18136 (ix86_fn_abi_va_list): Updated.
18138 * config/i386/i386.h (ix86_abi): New.
18139 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
18140 (CONDITIONAL_REGISTER_USAGE): Likewise.
18141 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
18142 (machine_function): Likewise.
18144 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
18146 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
18147 (STACK_BOUNDARY): Likewise.
18148 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
18150 * config/i386/i386.opt (mabi=): New.
18152 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
18153 return enum calling_abi.
18154 (ix86_function_type_abi): Likewise.
18155 (ix86_function_abi): Removed.
18157 * doc/invoke.texi: Document -mabi= option for x86.
18159 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18161 * builtins.c (real_dconstp): Delete.
18162 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
18164 2009-03-27 Dodji Seketeli <dodji@redhat.com>
18165 Jakub Jelinek <jakub@redhat.com>
18168 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
18169 (gen_subprogram_die): When a function is explicit, generate the
18170 DW_AT_explicit attribute.
18171 * langhooks.h (struct lang_hooks_for_decls): Add
18172 function_decl_explicit_p langhook.
18173 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
18174 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
18176 2009-03-27 Jakub Jelinek <jakub@redhat.com>
18178 * builtins.c (fold_builtin_memory_op): Optimize memmove
18179 into memcpy if we can prove source and destination don't overlap.
18181 * tree-inline.c: Include gt-tree-inline.h.
18182 (clone_fn_id_num): New variable.
18183 (clone_function_name): New function.
18184 (tree_function_versioning): Use it.
18185 * Makefile.in (GTFILES): Add tree-inline.c.
18187 2009-03-27 Mark Mitchell <mark@codesourcery.com>
18189 * BASE-VER: Change to 4.5.0.
18191 2009-03-27 Xinliang David Li <davidxl@google.com>
18193 PR tree-optimization/39557
18194 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
18196 2009-03-27 Xinliang David Li <davidxl@google.com>
18198 PR tree-optimization/39548
18199 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
18202 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18204 * c-common.c (pointer_int_sum): Use %wd on return from
18207 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18209 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
18210 on return from tree_low_cst.
18212 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
18215 * ginclude/stdarg.h (va_copy): Define also for
18216 __GXX_EXPERIMENTAL_CXX0X__.
18218 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18221 * builtins.h (c_strlen): Do not warn here.
18222 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
18223 * c-common.c (pointer_int_sum): Take an explicit location.
18224 Warn about offsets out of bounds.
18225 * c-common.h (pointer_int_sum): Adjust declaration.
18227 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18229 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
18232 2009-03-26 Jakub Jelinek <jakub@redhat.com>
18235 * opts.c (warn_if_disallowed_function_p): Don't assume
18236 get_callee_fndecl must return non-NULL.
18238 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
18240 PR rtl-optimization/39522
18241 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
18242 when reg_reloaded_valid is set.
18244 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18246 * config/spu/divv2df3.c: New file.
18247 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
18248 (DPBIT_FUNCS): Filter out _div_df.
18250 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
18252 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
18253 a jump insn, count that jump in the distance to the loop start.
18255 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
18258 * config/sh/sh.c (calc_live_regs): Fix condition for global
18259 registers except PIC_OFFSET_TABLE_REGNUM.
18261 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
18264 * doc/invoke.texi (-mconsole): New.
18266 (-mno-cygwin): New.
18268 (-mnop-fun-dllimport): New.
18272 (sub section "i386 and x86-64 Windows Options"): New.
18274 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
18276 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
18277 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
18279 2009-03-25 Richard Guenther <rguenther@suse.de>
18281 PR middle-end/39497
18282 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
18285 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
18287 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
18288 neither of haifa/selective schedulers are working.
18290 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18292 * doc/invoke.texi (Debugging Options): Fix description of
18293 -fno-merge-debug-strings.
18295 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
18297 * config/cris/libgcc.ver: New version-script.
18298 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
18300 * configure.ac <GAS features, nop mnemonic>: Add pattern
18301 crisv32-*-* for "nop".
18302 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
18303 * configure: Regenerate.
18305 2009-03-24 Ira Rosen <irar@il.ibm.com>
18307 PR tree-optimization/39529
18308 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
18309 mark_sym_for_renaming for the tag copied to the new vector
18312 2009-03-24 Arthur Loiret <aloiret@debian.org>
18314 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
18315 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
18316 EXTRA_SPEC_FUNCTIONS.
18317 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
18318 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
18319 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
18320 -march and -mtune options.
18322 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
18324 * config/m68k/t-rtems: Add m5329 multilib.
18326 2009-03-24 Dodji Seketeli <dodji@redhat.com>
18327 Jakub Jelinek <jakub@redhat.com>
18330 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
18333 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18336 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
18337 instead of c_parser_expression_conv, if original_code isn't one of the
18338 4 allowed comparison codes, fail.
18340 2009-03-23 Richard Guenther <rguenther@suse.de>
18342 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
18343 * tree.h (struct tree_type): Likewise.
18344 * reload.h (struct insn_chain): Likewise.
18345 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
18346 * function.h (struct function): Likewise.
18347 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
18349 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18351 PR tree-optimization/39516
18352 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
18354 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
18356 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
18357 should be set true if BITS_PER_WORD of target is bigger than 32
18359 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
18361 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
18362 Translate -B-options to -rpath-link. Correct existing
18363 rpath-link and conditionalize on !nostdlib.
18365 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18367 * doc/extend.texi (Function Attributes, Variable Attributes):
18369 * doc/invoke.texi (Debugging Options, Optimize Options)
18370 (i386 and x86-64 Options, MCore Options): Likewise.
18372 2009-03-20 Jakub Jelinek <jakub@redhat.com>
18375 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
18376 it for block local namespace aliases.
18377 (gen_decl_die): Pass context_die to gen_namespace_die.
18379 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18382 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
18383 minimum or maximum value.
18385 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
18387 * reginfo.c (globalize_reg): Recompute derived reg sets.
18389 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
18392 * libgcc2.c (mprotect): Do not use signed arguments for
18393 VirtualProtect, use DWORD arguments. Also fix the 'may
18394 be used uninitialized' warning for the np variable.
18396 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18399 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
18400 functions using regparm calling conventions when not optimizing.
18401 (ix86_function_sseregparm): Similarly for sseregparm calling
18404 2009-03-19 Li Feng <nemokingdom@gmail.com>
18406 PR middle-end/39500
18407 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
18408 dependence if the first conflict is after niter iterations.
18410 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
18412 PR middle-end/38609
18413 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
18414 functions with dynamic stack-pointer adjustments.
18416 2009-03-19 Ben Elliston <bje@au.ibm.com>
18418 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
18419 option; change to -msdata=data.
18421 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18423 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
18426 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
18429 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
18431 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
18433 * doc/invoke.texi (Code Gen Options): Expand discussion of
18436 2009-03-18 Jakub Jelinek <jakub@redhat.com>
18438 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
18439 * matrix-reorg.c (struct matrix_info): Likewise.
18440 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
18441 * rtl.h (struct mem_attrs): Likewise.
18442 * df.h (struct df): Likewise.
18443 * tree-data-ref.h (struct data_dependence_relation): Likewise.
18444 * ira-int.h (struct ira_allocno): Likewise.
18445 * df-scan.c (struct df_collection_rec): Likewise.
18446 * ira.c (struct equivalence): Likewise.
18447 * function.c (struct temp_slot): Likewise.
18448 * cfgloop.h (struct loop): Likewise.
18451 * function.c (use_register_for_decl): When not optimizing, disregard
18452 register keyword for variables with types containing methods.
18454 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
18456 PR middle-end/39447
18457 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
18458 (is_simple_operand): Call contains_component_ref_p before calling data
18459 reference analysis that would fail on COMPONENT_REFs.
18461 * tree-vrp.c (search_for_addr_array): Fix formatting.
18463 2009-03-18 Richard Guenther <rguenther@suse.de>
18465 * tree-vect-transform.c (vect_loop_versioning): Fold the
18466 generated comparisons.
18467 * tree-vectorizer.c (set_prologue_iterations): Likewise.
18468 (slpeel_tree_peel_loop_to_edge): Likewise.
18470 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18472 PR middle-end/37805
18473 * opts.c (print_specific_help): In addition to `undocumented',
18474 accept `separate' and `joined' flags if passed alone. Describe
18475 output by the first matched one of those.
18476 (common_handle_option): Skip over empty strings.
18477 * gcc.c (display_help): Fix help string for `--help='.
18478 * doc/invoke.texi (Option Summary, Overall Options): With
18479 `--help=', classes and qualifiers can both be repeated, but
18480 only the latter can be negated. One should not pass only
18481 negated qualifiers. Fix markup and examples.
18484 2008-10-14 Jakub Jelinek <jakub@redhat.com>
18485 PR middle-end/37805
18486 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
18487 and -fhelp=separate.
18489 2009-03-17 Jing Yu <jingyu@google.com>
18491 PR middle-end/39378
18492 * function.h (struct rtl_data): Move is_thunk from here...
18493 (struct function): ...to here.
18494 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
18495 * varasm.c (assemble_start_function): Change is_thunk from crtl to
18497 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
18499 (alpha_does_function_need_gp, alpha_start_function): Likewise.
18500 (alpha_output_function_end_prologue): Likewise.
18501 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
18502 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
18503 (rs6000_output_function_epilogue): Likewise.
18504 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
18506 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
18509 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
18510 from different units in a single alternative.
18511 (*truncdfsf_i387): Ditto.
18512 (*truncxfsf2_mixed): Ditto.
18513 (*truncxfdf2_mixed): Ditto.
18515 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18517 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18518 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18521 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18522 unused non-artificial variables when not optimizing.
18525 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
18526 DW_TAG_imported_module even if decl is IMPORTED_DECL with
18527 NAMESPACE_DECL in its DECL_INITIAL.
18529 PR middle-end/39443
18530 * optabs.c (set_user_assembler_libfunc): New function.
18531 * expr.h (set_user_assembler_libfunc): New prototype.
18532 * c-common.c: Include libfuncs.h.
18533 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
18534 for memcmp, memset, memcpy, memmove and abort.
18535 * Makefile.in (c-common.o): Depend on libfuncs.h.
18538 * dwarf2out.c (gen_inlined_enumeration_type_die,
18539 gen_inlined_structure_type_die, gen_inlined_union_type_die,
18540 gen_tagged_type_instantiation_die): Removed.
18541 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
18544 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18547 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18549 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18550 (check-parallel-%): Ditto.
18551 (check-consistency): Ditto.
18553 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18555 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18556 local variable rhs by NULL_TREE.
18558 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18561 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18563 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18566 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18568 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18571 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18572 for ms->sysv ABI calls only in 64bit mode.
18574 * config/i386/i386.md (untyped_call): Support 32bit.
18576 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18578 * doc/extend.texi: Replace x86_65 with x86_64.
18580 2009-03-16 Jakub Jelinek <jakub@redhat.com>
18582 PR tree-optimization/39455
18583 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
18584 mismatches for POINTER_TYPE_P (type).
18585 (number_of_iterations_le): Likewise.
18587 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18589 * config/picochip/picochip.c: Removed profiling support.
18590 * config/picochip/picochip.md: Removed profiling instruction.
18591 * config/picochip/picochip.h: Removed profiling builtin.
18593 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18595 * doc/install.texi (--with-host-libstdcxx): Document.
18597 2009-03-14 Anatoly Sokolov <aesok@post.ru>
18600 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
18601 generate a warning if the function name does not begin with
18602 "__vector" and the function has either the 'signal' or 'interrupt'
18603 attribute, from here to ...
18604 (avr_declare_function_name): ...here. New function.
18605 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
18606 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
18608 2009-03-14 Jakub Jelinek <jakub@redhat.com>
18611 * cse.c (fold_rtx): Don't modify original const_arg1 when
18612 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
18613 separate variable instead.
18614 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
18615 from out of range shift counts.
18616 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18618 2009-03-13 Catherine Moore <clm@codesourcery.com>
18620 * config/i386/x-mingw32 (host-mingw32.o): Replace
18621 diagnostic.h with $(DIAGNOSTIC_H).
18623 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18626 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18628 * config/i386/sync.md (sync_compare_and_swap<mode>,
18629 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18630 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18632 (sync_double_compare_and_swapdi_pic,
18633 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18634 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18636 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18639 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18641 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18644 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18645 (avx_addsubv4df3): Likewise.
18646 (*avx_addsubv4sf3): Likewise.
18647 (sse3_addsubv4sf3): Likewise.
18649 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18652 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18654 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18657 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18658 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18659 registers for allocnos created from user-defined variables.
18661 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18664 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18665 of non-integer mode as well.
18667 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18669 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18670 for functions for which the parameter types are unknown.
18672 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18675 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18676 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18677 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18678 * config/i386/i386.c (ix86_local_alignment): For
18679 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18680 long long variables on the stack to avoid dynamic realignment.
18681 Allow the first argument to be a decl rather than type.
18682 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18684 2009-03-11 Nick Clifton <nickc@redhat.com>
18687 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18689 Add description to mno-lsim option.
18690 * config/mcore/mcore.h: Remove comment about deprecated m4align
18692 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18693 * doc/invoke.texi: Add description of mno-lsim and
18694 mstack-increment options.
18696 * config/fr30/fr30.opt: Document the -mno-lsim option.
18697 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18698 and -mno-lsim options.
18700 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18702 * fold-const.c (fold_comparison): Only call fold_inf_compare
18703 if the mode supports infinities.
18705 2009-03-11 Jason Merrill <jason@redhat.com>
18708 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18709 end already did. Notice GIMPLE_CALL modifications of the result.
18710 Don't copy debug information from an ignored decl or a decl from
18713 2009-03-10 Richard Guenther <rguenther@suse.de>
18714 Nathan Froyd <froydnj@codesourcery.com>
18716 PR middle-end/37850
18717 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18718 (__divMODE3): Likewise.
18720 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18722 PR tree-optimization/39394
18723 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18724 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18726 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18728 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18729 inline asms for register asm ("") declarations.
18731 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18733 * fold-const.c (fold_unary): Fix comment.
18735 2009-03-07 Jan Hubicka <jh@suse.cz>
18738 * tree-inline.c (setup_one_parameter): Do replacement of const
18739 argument by constant in SSA form.
18741 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18743 PR middle-end/38028
18744 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18745 determine alignment passed to assign_stack_local.
18746 (assign_parms_unsplit_complex): Likewise.
18747 * except.c (sjlj_build_landing_pads): Likewise.
18749 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18751 PR middle-end/39360
18752 * tree-flow.h (add_referenced_var): Return bool instead of void.
18753 * tree-dfa.c (add_referenced_var): Return result of
18754 referenced_var_check_and_insert call.
18755 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18756 of referenced_var_check_and_insert.
18759 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18760 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18761 DIE, don't emit it if abstract origin already has it.
18762 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18763 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18765 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18767 * genpreds.c (needs_variable): Fix parentheses at variable name
18769 (write_tm_constrs_h): Indent generated code.
18771 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18773 * doc/extend.texi (Function Attributes): Add documentation
18774 for isr attributes.
18776 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18779 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18780 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18782 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18784 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18787 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18790 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18791 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18793 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18795 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18796 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18797 constants instead of magic numbers.
18798 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18800 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18801 (x86_64_ms_abi_int_parameter_registers): Ditto.
18802 (x86_64_int_return_registers): Ditto.
18803 (ix86_maybe_switch_abi): Ditto.
18804 (ix86_expand_call): Ditto for clobbered_registers array.
18805 (ix86_hard_regno_mode_ok): Ditto.
18806 (x86_extended_QIreg_mentioned_p): Ditto.
18808 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18810 PR tree-optimization/39349
18811 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18813 * combine.c (gen_lowpart_for_combine): Use omode when generating
18816 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18818 PR rtl-optimization/39235
18819 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18821 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18823 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18825 2009-03-04 Richard Guenther <rguenther@suse.de>
18827 PR tree-optimization/39362
18828 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18829 that occur in abnormal PHIs should be varying.
18831 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18833 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18835 (simple_iv): Take loop as an argument instead of statement.
18836 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18837 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18839 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18841 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18842 * matrix-reorg.c (analyze_transpose): Ditto.
18843 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18844 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18845 * tree-predcom.c (ref_at_iteration): Ditto.
18846 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
18848 2009-03-04 Richard Guenther <rguenther@suse.de>
18850 PR tree-optimization/39358
18851 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
18852 escaped_id and callused_id.
18853 (solve_graph): Likewise.
18855 2009-03-04 Richard Guenther <rguenther@suse.de>
18857 PR tree-optimization/39339
18858 * tree-sra.c (try_instantiate_multiple_fields): Make it
18859 no longer ICE on the above.
18861 2009-03-03 Joseph Myers <joseph@codesourcery.com>
18863 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
18864 that fits within Pmode.
18866 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18868 PR middle-end/10109
18869 * tm.texi (LIBCALL_VALUE): Update description.
18871 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18873 PR middle-end/34443
18874 * doc/extend.texi (section): Update description.
18876 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
18878 PR middle-end/39345
18879 * tree-inline.c (remapped_type): New.
18880 (can_be_nonlocal): Call remapped_type instead of remap_type.
18882 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18885 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
18886 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
18888 2009-03-03 Richard Guenther <rguenther@suse.de>
18890 PR middle-end/39272
18891 * tree.c (tree_nonartificial_location): New function.
18892 * tree.h (tree_nonartificial_location): Declare.
18893 * builtins.c (expand_builtin_memory_chk): Provide location
18894 of the call location for artificial function pieces.
18895 (maybe_emit_chk_warning): Likewise.
18896 (maybe_emit_sprintf_chk_warning): Likewise.
18897 (maybe_emit_free_warning): Likewise.
18898 * expr.c (expand_expr_real_1): Likewise.
18900 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18902 PR tree-optimization/39343
18903 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
18904 COMPONENT_REF t has ARRAY_TYPE.
18906 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
18908 PR middle-end/39335
18909 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
18910 when the type precision of the induction variable should be
18911 larger than the type precision of nit.
18912 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
18913 * graphite.c (graphite_loop_normal_form): Same.
18914 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
18916 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18918 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
18919 (*call_1_rex64_ms_sysv): Use named constants instead of magic
18920 numbers to describe clobbered registers.
18921 (*call_value_0_rex64_ms_sysv): Ditto.
18922 * config/i386/mmx.md (mmx_emms): Ditto.
18923 (mmx_femms): Ditto.
18925 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
18927 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
18930 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18932 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
18933 (spu_section_type_flags): New function.
18935 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18937 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
18938 reg_class_contents of FLOAT_REGS into a temporary.
18940 2009-03-02 Richard Guenther <rguenther@suse.de>
18941 Ira Rosen <irar@il.ibm.com>
18943 PR tree-optimization/39318
18944 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
18945 information to the vectorized statement.
18947 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
18949 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
18950 variable. Use defined names instead of magic constants for REX SSE
18953 2009-03-01 Richard Guenther <rguenther@suse.de>
18955 PR tree-optimization/39331
18956 * omp-low.c (lower_send_shared_vars): Do not receive new
18957 values for the reference of DECL_BY_REFERENCE parms or results.
18959 2009-03-01 Jan Hubicka <jh@suse.cz>
18962 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
18963 BLOCK_NONLOCALIZED_VAR): New macros.
18964 (tree_block): Add nonlocalized_vars.
18965 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
18966 gen_decl_die): Add origin argument. Allow generation of die with
18967 origin at hand only.
18968 (gen_member_die, gen_type_die_with_usage, force_decl_die,
18969 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
18971 (gen_block_die): Fix checking for unused blocks.
18972 (process_scope_var): Break out from .... ; work with origins only.
18973 (decls_for_scope) ... here; process nonlocalized list.
18974 (dwarf2out_ignore_block): Look for nonlocalized vars.
18975 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
18977 (dump_scope_block): Dump them.
18978 * tree-inline.c (remap_decls): Handle nonlocalized vars.
18979 (remap_block): Likewise.
18980 (can_be_nonlocal): New predicate.
18981 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
18983 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18985 * configure: Regenerate.
18987 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18989 * optc-gen.awk: No need to duplicate option flags twice.
18990 Reuse help texts for duplicate options which do not have any.
18992 * gcc.c (display_help): Document --version.
18994 * gcc.c (main): If print_help_list and verbose_flag, ensure
18995 driver output comes before subprocess output.
18997 * optc-gen.awk: Assign all remaining fields to help string,
18998 space-separated, for multi-line help in *.opt.
19000 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
19001 -Wno-pedantic-ms-format is for MinGW targets only.
19003 * doc/options.texi (Option file format): Fix bad indentation,
19004 restoring dropped sentence.
19006 2009-02-28 Jan Hubicka <jh@suse.cz>
19008 * tree-inline.c (tree_function_versioning): Output debug info.
19010 2009-02-28 Jan Hubicka <jh@suse.cz>
19013 * tree-inline.c (setup_one_parameter): Do not copy propagate
19014 arguments when not optimizing.
19016 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
19019 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
19020 (avx_addsubv4df3): Likewise.
19021 (*avx_addsubv4sf3): Likewise.
19022 (sse3_addsubv4sf3): Likewise.
19023 (*avx_addsubv2df3): Likewise.
19024 (sse3_addsubv2df3): Likewise.
19025 (avx_unpckhps256): Correct item selectors.
19026 (avx_unpcklps256): Likewise.
19027 (avx_unpckhpd256): Likewise.
19028 (avx_unpcklpd256): Likewise.
19030 2009-02-28 Jan Hubicka <jh@suse.cz>
19032 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
19034 (copy_arguments_for_versioning): If var is declared don't declare it.
19035 (tree_function_versioning): First setup substitutions and then copy
19038 2009-02-27 Jan Hubicka <jh@suse.cz>
19041 * cgraph.h (varpool_output_debug_info): Remove.
19042 * cgraphunit.c (varpool_output_debug_info): Remove.
19043 * dwarf2out.c (deferred_locations_struct): New struct
19044 (deferred_locations): New type.
19045 (deferred_locations_list): New static var.
19046 (deffer_location): New function.
19047 (gen_variable_die): Use it.
19048 (decls_for_scope): Output info on local static vars.
19049 (dwarf2out_finish): Process deferred locations.
19050 * varpool.c (varpool_output_debug_info): Remove.
19052 2009-02-27 Jan Hubicka <jh@suse.cz>
19055 * tree.h (TREE_PROTECTED): Fix comment.
19056 (BLOCK_HANDLER_BLOCK): Remove.
19057 (struct tree_block): Remove handler_block add body_block.
19058 (inlined_function_outer_scope_p): New.
19059 (is_body_block): Remove.
19060 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
19061 * dwarf2out.c (is_inlined_entry_point): Remove.
19062 (add_high_low_attributes): Use inlined_function_outer_scope_p.
19063 (gen_block_die): Use is_inlined_entry_point check. Remove body block
19065 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
19066 * gimplify.c (gimplify_expr): Gimplify body blocks.
19067 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
19068 block with multiple subblocks.
19069 (dump_scope_block): Prettier output; dump more flags and info.
19070 (dump_scope_blocks): New.
19071 (remove_unused_locals): Use dump_scope_blocks.
19072 * tree-flow.h (dump_scope_blocks): Declare.
19073 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
19074 * stmt.c (is_body_block): Remove.
19075 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
19076 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
19078 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
19080 PR middle-end/39308
19081 * graphite.c (graphite_loop_normal_form): Do not call
19082 number_of_iterations_exit from a gcc_assert.
19084 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19086 * config/s390/s390.c (s390_swap_cmp): Look for conditional
19087 jumps if COND is NULL.
19088 (find_cond_jump): New function.
19089 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
19090 * config/s390/s390.md: Remove z10_cobra attribute value.
19092 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
19094 * config/alpha/alpha.h (alpha_expand_mov): Return false if
19095 force_const_mem returns NULL_RTX.
19097 2009-02-26 Jan Hubicka <jh@suse.cz>
19100 * cgraph.h (varpool_output_debug_info): Remove.
19101 * cgraphunit.c (varpool_output_debug_info): Remove.
19102 * dwarf2out.c (deferred_locations_struct): New struct
19103 (deferred_locations): New type.
19104 (deferred_locations_list): New static var.
19105 (deffer_location): New function.
19106 (gen_variable_die): Use it.
19107 (decls_for_scope): Output info on local static vars.
19108 (dwarf2out_finish): Process deferred locations.
19109 * varpool.c (varpool_output_debug_info): Remove.
19111 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
19113 PR rtl-optimization/39241
19114 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
19115 to subreg_offset_representable_p.
19117 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19119 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
19120 execute function prototype. Get f and nregs from max_reg_num
19121 and get_insns. Remove the first backward pass as it's dead,
19122 guard the forward pass by flag_expensive_optimizations.
19123 (rest_of_handle_regmove): Delete.
19124 (pass_regmove): Replace it with regmove_optimize.
19126 2009-02-25 Martin Jambor <mjambor@suse.cz>
19128 PR tree-optimization/39259
19129 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
19130 calls_alloca function flags.
19131 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
19132 calls are detected.
19134 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19136 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
19137 flags_set_1_rtx, flags_set_1_set): Delete.
19138 (regmove_optimize): Do not call mark_flags_life_zones.
19140 2009-02-24 Julian Brown <julian@codesourcery.com>
19143 * config/arm/arm.c (require_pic_register): Only set
19144 cfun->machine->pic_reg once per function.
19146 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
19148 * doc/invoke.texi (Link Options): Document an easier way to pass
19149 options that take arguments to the GNU linker using -Xlinker and -Wl.
19151 2009-02-24 Steve Ellcey <sje@cup.hp.com>
19154 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
19156 2009-02-24 Richard Guenther <rguenther@suse.de>
19159 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
19161 2009-02-24 Richard Guenther <rguenther@suse.de>
19162 Zdenek Dvorak <ook@ucw.cz>
19164 PR tree-optimization/39233
19165 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
19166 from converting them to a generic type.
19168 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
19170 PR tree-optimization/39260
19171 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
19172 contains a condition with a real type.
19173 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
19175 2009-02-23 Jason Merrill <jason@redhat.com>
19178 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
19179 narrowing_initializer_constant_valid_p.
19180 (narrowing_initializer_constant_valid_p): Don't return
19181 null_pointer_node for adding a pointer to itself.
19183 2009-02-23 Jan Hubicka <jh@suse.cz>
19186 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
19189 2009-02-23 Jan Hubicka <jh@suse.cz>
19191 PR tree-optimization/37709
19192 * tree.c (block_ultimate_origin): Move here from dwarf2out.
19193 * tree.h (block_ultimate_origin): Declare.
19194 * dwarf2out.c (block_ultimate_origin): Move to tree.c
19195 * tree-ssa-live.c (remove_unused_scope_block_p):
19196 Eliminate blocks containig no instructions nor live variables nor
19198 (dump_scope_block): New function.
19199 (remove_unused_locals): Enable removal of dead blocks by default;
19200 enable dumping at TDF_DETAILS.
19202 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19204 * config/i386/i386.c (classify_argument): Don't allow COImode
19206 (function_arg_advance_32): Don't allow OImode.
19207 (function_arg_32): Likewise.
19208 (function_value_32): Likewise.
19209 (return_in_memory_32): Likewise.
19210 (function_arg_64): Remove OImode comment.
19212 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19215 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19216 ix86_expand_vector_set for V4DImode in 64bit mode only.
19217 (ix86_expand_vector_init_one_var): Likewise.
19219 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
19221 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
19223 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19226 * loop-iv.c: Revert last change.
19227 * emit-rtl.c: Likewise.
19229 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19232 * config/i386/i386.c (type_natural_mode): Remove an extra
19233 space in the warning message.
19234 (function_value_32): Handle 32-byte vector modes.
19235 (return_in_memory_32): Likewise.
19237 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19239 * loop-iv.c (truncate_value): New function.
19240 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
19242 (lowpart_subreg): Move to...
19243 * emit-rtl.c: ...here.
19245 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
19247 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
19248 accidental and undocumented change at revision 140860.
19250 2009-02-21 Joseph Myers <joseph@codesourcery.com>
19252 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
19253 take gimple_seq * arguments.
19254 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
19255 types_compatible_p langhook.
19257 2009-02-20 Mark Mitchell <mark@codesourcery.com>
19258 Joseph Myers <joseph@codesourcery.com>
19260 * config/arm/arm.c (arm_builtin_va_list): New function.
19261 (arm_expand_builtin_va_start): Likewise.
19262 (arm_gimplify_va_arg_expr): Likewise.
19263 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
19264 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
19265 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
19266 (va_list_type): New variable.
19267 (arm_mangle_type): Mangle va_list_type appropriately.
19269 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19271 PR middle-end/39157
19272 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
19273 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
19274 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
19275 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
19276 parameter to 1000 for -O1 by default.
19277 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
19279 * loop-invariant.c: Include params.h.
19280 (move_loop_invariants): Don't call move_single_loop_invariants on
19283 2009-02-20 Jaka Mocnik <jaka@xlab.si>
19285 * calls.c (emit_library_call_value_1): Use slot_offset instead of
19286 offset when calculating bounds for indexing stack_usage_map. Fixes
19287 a buffer overflow with certain target setups.
19289 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19292 * calls.c (expand_call): Clear try_tail_call if caller and callee
19293 disagree in promotion of function return value.
19295 2009-02-19 Jakub Jelinek <jakub@redhat.com>
19298 * c-common.c (c_determine_visibility): If visibility changed and
19299 DECL_RTL has been already set, call make_decl_rtl to update symbol
19302 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
19305 * varasm.c (assemble_variable): Don't check DECL_NAME when
19306 globalizing a variable.
19308 2009-02-19 Joseph Myers <joseph@codesourcery.com>
19311 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
19312 expression before any __builtin_trap call.
19313 * c-typeck.c (build_function_call): Convert and check function
19314 arguments before generating a call to a trap. Evaluate the
19315 function arguments before the trap.
19317 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
19320 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
19321 (UNSPEC_FXAM_MEM): New unspec.
19322 (fxam<mode>2_i387_with_temp): New insn and split pattern.
19323 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
19324 memory using fxam<mode>2_i387_with_temp to remove excess precision.
19326 2009-02-19 Richard Guenther <rguenther@suse.de>
19328 PR tree-optimization/39207
19329 PR tree-optimization/39074
19330 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
19331 storedanything_tree): New.
19332 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
19333 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
19334 (build_succ_graph): Add edges from STOREDANYTHING to all
19336 (init_base_vars): Initialize STOREDANYTHING.
19337 (compute_points_to_sets): Free substitution info after
19338 building the succ graph.
19339 (ipa_pta_execute): Likewise.
19341 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
19343 (do_ds_constraint): Do not add to special var or non-pointer
19345 (type_could_have_pointers): Split out from ...
19346 (could_have_pointers): ... here. For arrays use the element type.
19347 (create_variable_info_for): Initialize may_have_pointers.
19348 (new_var_info): Likewise.
19349 (handle_lhs_call): Make the HEAP variable unknown-sized.
19350 (intra_create_variable_infos): Use a type with pointers for
19351 PARM_NOALIAS, make it unknown-sized.
19353 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
19356 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
19358 2009-02-18 Jason Merrill <jason@redhat.com>
19361 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
19362 value if DECL_EXTERNAL.
19363 * tree-sra.c (sra_walk_gimple_assign): Likewise.
19364 * target.h (gcc_target::binds_local_p): Clarify "module".
19365 * tree.h (TREE_PUBLIC): Clarify "module".
19367 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
19370 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
19371 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
19373 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
19376 * c.opt (Wabi): Support C and ObjC.
19379 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
19381 * config/i386/i386.c (classify_argument): Warn once about the ABI
19382 change when passing union with long double.
19384 * doc/invoke.texi: Update -Wabi for warning psABI changes.
19386 2009-02-18 Joseph Myers <joseph@codesourcery.com>
19389 * c-parser.c (c_parser_compound_statement): Always enter and leave
19392 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19395 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
19397 2009-02-18 Jakub Jelinek <jakub@redhat.com>
19399 PR tree-optimization/36922
19400 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
19401 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
19404 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19406 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
19409 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19411 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
19413 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19415 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
19418 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
19419 Richard Sandiford <rdsandiford@googlemail.com>
19421 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
19422 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
19423 (loongson_biadd): ...this.
19425 2009-02-17 Richard Guenther <rguenther@suse.de>
19427 PR tree-optimization/39202
19428 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
19429 a var make sure to follow existing collapses.
19431 2009-02-17 Richard Guenther <rguenther@suse.de>
19433 PR middle-end/39214
19434 * langhooks.c (lhd_print_error_function): Check for NULL block.
19436 2009-02-17 Richard Guenther <rguenther@suse.de>
19438 PR tree-optimization/39204
19439 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
19442 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
19444 * config/soft-fp/double.h: Update from glibc CVS.
19446 2009-02-17 Richard Guenther <rguenther@suse.de>
19448 PR tree-optimization/39207
19449 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
19450 strict-aliasing warnings for pointers pointing to NULL.
19452 2009-02-16 Joseph Myers <joseph@codesourcery.com>
19455 * c-parser.c (c_parser_braced_init): Call pop_init_level when
19456 skipping until next close brace.
19458 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
19461 * config/i386/i386.c (ix86_expand_push): Set memory alignment
19462 to function argument boundary.
19464 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19466 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
19467 in the lea_add. Reload eventually constraints it properly.
19468 * config/picochip/constraints.md: Remove the target constraint
19469 "b", since it is not needed anymore.
19471 2009-02-16 Jakub Jelinek <jakub@redhat.com>
19473 * gthr-dce.h: Uglify function parameter and local variable names.
19474 * gthr-gnat.h: Likewise.
19475 * gthr-mipssde.h: Likewise.
19476 * gthr-nks.h: Likewise.
19477 * gthr-posix95.h: Likewise.
19478 * gthr-posix.h: Likewise.
19479 * gthr-rtems.h: Likewise.
19480 * gthr-single.h: Likewise.
19481 * gthr-solaris.h: Likewise.
19482 * gthr-tpf.h: Likewise.
19483 * gthr-vxworks.h: Likewise.
19484 * gthr-win32.h: Likewise.
19486 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
19489 * config/i386/i386.md: Restrict the new peephole2 to move
19490 between MMX/SSE registers.
19492 2009-02-15 Richard Guenther <rguenther@suse.de>
19495 2009-02-13 Richard Guenther <rguenther@suse.de>
19497 * configure.ac: Enable LFS.
19498 * configure: Re-generate.
19499 * config.in: Likewise.
19501 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19503 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
19504 spu_srqwbyte, spu_srqwbytebc): Define.
19505 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
19506 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
19507 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
19508 "shrqby_<mode>"): New insn-and-split patterns.
19509 * config/spu/spu.c (expand_builtin_args): Determine and return
19510 number of operands using spu_builtin_description data.
19511 (spu_expand_builtin_1): Use it.
19513 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19516 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19519 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19522 * config/i386/i386.c (override_options): Correct warning
19523 messages for -malign-loops, -malign-jumps and -malign-functions.
19525 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19528 * config/i386/i386.md: Restrict the new peephole2 to move
19529 between the general purpose registers.
19531 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19534 * config/i386/i386.c (type_natural_mode): Add a new argument.
19535 Return the original mode and warn ABI change if vector size is 32byte.
19536 (function_arg_advance): Updated.
19537 (function_arg): Likewise.
19538 (ix86_function_value): Likewise.
19539 (ix86_return_in_memory): Likewise.
19540 (ix86_sol10_return_in_memory): Likewise.
19541 (ix86_gimplify_va_arg): Likewise.
19542 (function_arg_32): Don't warn ABX ABI change here.
19543 (function_arg_64): Likewise.
19545 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19547 * loop-iv.c (implies_p): In the final case, test that operands 0
19548 of the two comparisons match.
19550 * config/bfin/bfin.c (find_prev_insn_start): New function.
19551 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
19552 (find_next_insn_start): Move.
19554 2009-02-13 Richard Guenther <rguenther@suse.de>
19556 * configure.ac: Enable LFS.
19557 * configure: Re-generate.
19558 * config.in: Likewise.
19560 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19563 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19564 sizes on syntax error after some arguments have been parsed.
19566 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19568 * doc/invoke.texi (-fira): Remove.
19570 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19572 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19573 * recog.c: Likewise.
19576 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
19578 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
19579 (umul_ppmm): Likewise.
19580 (count_leading_zeros): Likewise.
19581 (count_trailing_zeros): Likewise.
19582 (UMUL_TIME): Likewise.
19584 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19586 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19587 soft-fp/t-softfp to tmake_file.
19589 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
19590 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
19591 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
19592 IA64_BUILTIN_INFQ]: New.
19593 (ia64_init_builtins): Initialize __builtin_infq,
19594 __builtin_fabsq and __builtin_copysignq if not HPUX.
19595 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
19596 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
19598 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19600 (__fixtfti): Likewise.
19601 (__fixunstfti): Likewise.
19602 (__floattitf): Likewise.
19604 * config/ia64/libgcc-glibc.ver: New.
19605 * config/ia64/t-fprules-softfp: Likewise.
19606 * config/ia64/sfp-machine.h: Likewise.
19608 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19609 (LIBGCC2_TF_CEXT): Likewise.
19610 (TF_SIZE): Likewise.
19611 (TARGET_INIT_LIBFUNCS): Likewise.
19613 * config/ia64/t-glibc (SHLINB_MAPFILES):
19614 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19616 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19618 * config/i386/i386.c (construct_container): Rewrite processing
19619 BLKmode with X86_64_SSE_CLASS.
19621 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19624 * config/i386/i386.md: Replace simplify_replace_rtx with
19625 replace_rtx in the new peephole2.
19627 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19629 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19630 loop unrolling do not happen at -O2.
19632 2009-02-12 Michael Matz <matz@suse.de>
19634 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19636 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19638 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19641 2009-02-12 Ben Elliston <bje@au.ibm.com>
19643 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19644 patterns when updating the back chain. Missed in the 2009-02-10
19647 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19649 * doc/extend.texi (Decimal Floating Types): Update identifier of
19650 draft TR and list of missing support.
19652 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19654 PR middle-end/39154
19655 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19656 bit to variable length decl's flags, add it also to its
19657 pointer replacement variable.
19659 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19660 Jakub Jelinek <jakub@redhat.com>
19663 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19664 (memory_blockage): New expander.
19665 (*memory_blockage): New insn pattern.
19666 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19667 instead of general blockage at the end of function prologue when
19668 frame pointer is used to access red zone area. Do not emit blockage
19669 when profiling, it is emitted in generic code.
19670 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19671 function epilogue when frame pointer is used to access red zone area.
19673 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19676 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19677 by arithmetic with memory operands.
19678 * config/i386/predicates.md (commutative_operator): New.
19680 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19682 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19685 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19687 * alias.h (record_alias_subset): Declare.
19688 * alias.c (record_alias_subset): Make global.
19690 2009-02-10 Nick Clifton <nickc@redhat.com>
19692 * tree-parloops.c: Change license to GPLv3.
19693 * ipa-struct-reorg.c: Change license to GPLv3.
19694 * ipa-struct-reorg.h: Change license to GPLv3.
19696 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19699 * c-decl.c (start_struct): Return NULL on error.
19701 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19703 PR middle-end/39124
19704 * cfgloopmanip.c (remove_path): Call remove_bbs after
19705 cancel_loop_tree, not before it.
19708 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19709 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19710 VAR_DECLs were seen.
19711 * tree-ssa-live.c (remove_unused_locals): Recompute
19712 cfun->has_local_explicit_reg_vars.
19713 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19714 copies or clearings if cfun->has_local_explicit_reg_vars.
19716 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19719 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19720 of function prologue when frame pointer is used to access
19723 2009-02-10 Richard Guenther <rguenther@suse.de>
19725 PR middle-end/39127
19726 * gimplify.c (gimple_regimplify_operands): Always look if
19727 we need to create a temporary.
19729 2009-02-10 Richard Guenther <rguenther@suse.de>
19731 PR tree-optimization/39132
19732 * tree-loop-distribution.c (todo): New global var.
19733 (generate_memset_zero): Trigger TODO_rebuild_alias.
19734 (tree_loop_distribution): Return todo.
19736 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19739 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19740 (x86_64_reg_class_name): Removed.
19741 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19742 first one isn't X86_64_SSE_CLASS or any other ones aren't
19743 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19744 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19745 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19746 and 3 X86_64_SSEUP_CLASS.
19747 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19748 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19750 2009-02-10 Ben Elliston <bje@au.ibm.com>
19752 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19753 form instruction to update the stack back chain word, even if the
19754 user has disabled the generation of update instructions.
19755 (movdi_<mode>_update_stack): New.
19756 (movsi_update_stack): Likewise.
19757 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19758 always use an update form instruction to update the stack back
19761 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19763 PR middle-end/38953
19764 * graphite.c (if_region_set_false_region): After moving a region in
19765 the false branch of a condition, remove the empty dummy basic block.
19766 (gloog): Remove wrong fix for PR38953.
19768 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19770 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19771 generation due to implicit sign extension.
19773 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19775 PR middle-end/38981
19776 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19777 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19779 2009-02-09 Richard Guenther <rguenther@suse.de>
19781 PR middle-end/35202
19782 * convert.c (convert_to_real): Disable (float)fn((double)x)
19783 to fnf(x) conversion if errno differences may occur and
19784 -fmath-errno is set.
19786 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19788 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19789 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19790 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19792 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19795 * c-common.c (handle_alias_attribute): Disallow attribute for
19796 anything not a FUNCTION_DECL or VAR_DECL.
19798 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19801 * real.c (do_compare): Special-case compare of zero against
19802 decimal float value.
19804 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19807 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19808 as indicating flexible array members unless the field itself is
19809 being declarared as the incomplete array.
19811 2009-02-06 Jan Hubicka <jh@suse.cz>
19813 PR tree-optimization/38844
19814 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19815 is already inlined.
19817 2009-02-06 Richard Guenther <rguenther@suse.de>
19819 PR middle-end/38977
19820 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19821 fork because we may expand it as __gcov_fork.
19823 2009-02-06 Nick Clifton <nickc@redhat.com>
19825 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19827 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19829 PR tree-optimization/35659
19830 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19831 vn_phi_eq): Shortcut if hashcode does not match.
19832 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19834 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19835 and avoid iterative_hash_expr.
19836 (FOR_EACH_VALUE_ID_IN_SET): New.
19837 (value_id_compare): Remove.
19838 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19839 sort expressions by value id.
19841 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19844 * config/sh/predicates.md (general_movsrc_operand): Don't check
19845 the subreg of system registers here.
19847 2009-02-05 Jakub Jelinek <jakub@redhat.com>
19850 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
19851 on the copied decl.
19853 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
19855 PR rtl-optimization/39110
19856 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
19857 addresses, not aligned ones.
19859 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
19860 Richard Guenther <rguenther@suse.de>
19862 PR tree-optimization/39100
19863 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
19864 comment says and add edges.
19866 2009-02-05 Joseph Myers <joseph@codesourcery.com>
19869 * c-common.c (handle_tls_model_attribute): Ignore attribute for
19870 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
19872 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
19874 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
19875 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
19876 register_bb_in_sese, new_sese, free_sese): Moved.
19877 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
19878 outermost_loop_in_scop, build_scop_iteration_domain,
19879 expand_scalar_variables_ssa_name, get_vdef_before_scop,
19880 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
19881 Use loop_in_sese_p instead of loop_in_scop_p.
19882 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
19883 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
19884 (scopdet_basic_block_info): Fix bug in scop detection.
19885 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
19886 eq_loop_to_cloog_loop): Remove.
19887 (nb_loops_around_loop_in_scop, nb_loop
19888 ref_nb_loops): Moved here...
19889 * graphite.h (ref_nb_loops): ... from here.
19890 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
19891 (loop_domain_dim, loop_iteration_vector_dim): Remove.
19892 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
19893 * testsuite/gcc.dg/graphite/scop-19.c: New
19895 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
19896 Hans-Peter Nilsson <hp@axis.com>
19898 PR rtl-optimization/37889
19899 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
19900 Move offset handling from PLUS to before the switch. Use new
19901 arguments when considering SYMBOL_REFs too.
19902 (rtx_addr_can_trap_p): Pass dummy offset and size.
19903 (enum may_trap_p_flags): Remove.
19904 (may_trap_p_1): Pass size from MEM_SIZE.
19906 PR rtl-optimization/38921
19907 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
19908 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
19909 * rtlanal.c (may_trap_after_code_motion_p): Delete.
19910 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
19912 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
19914 AVX Programming Reference (January, 2009)
19915 * config/i386/sse.md (*vpclmulqdq): New.
19917 2009-02-04 Jakub Jelinek <jakub@redhat.com>
19919 PR tree-optimization/38977
19920 PR gcov-profile/38292
19921 * calls.c (special_function_p): Disregard __builtin_ prefix.
19923 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
19925 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
19926 non-indexable addresses even before reload.
19928 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19931 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
19932 as having variable size. Do not give an error for unnamed
19933 parameters with [*] declarators. Give a warning for type names
19934 with [*] declarators and mark them as variable size.
19935 * c-parser.c (c_parser_sizeof_expression): Do not give an error
19936 for sizeof applied to [*] type names.
19938 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19941 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
19943 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19945 * gcc.c (process_command): Update copyright notice dates.
19946 * gcov.c (print_version): Likewise.
19947 * gcov-dump.c (print_version): Likewise.
19948 * mips-tfile.c (main): Likewise.
19949 * mips-tdump.c (main): Likewise.
19951 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19954 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
19955 for composite type involving a zero-length array type.
19957 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19960 * function.c (match_asm_constraints_1): Skip over
19961 initial optional % in the constraint.
19963 PR inline-asm/39059
19964 * c-parser.c (c_parser_postfix_expression): If fixed point is not
19965 supported, don't accept FIXED_CSTs.
19966 * c-decl.c (finish_declspecs): Error if fixed point is not supported
19967 and _Sat is used without _Fract/_Accum. Set specs->type to
19968 integer_type_node for cts_fract/cts_accum if fixed point is not
19971 2009-02-02 Catherine Moore <clm@codesourcery.com>
19973 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
19975 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
19977 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
19978 (ABI_HAS_64BIT_SYMBOLS): Use it.
19979 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
19981 2009-02-02 Paul Brook <paul@codesourcery.com>
19983 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
19985 2009-02-02 Jakub Jelinek <jakub@redhat.com>
19987 PR inline-asm/39058
19988 * recog.h (asm_operand_ok): Add constraints argument.
19989 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
19990 recurse on matching constraint.
19991 (check_asm_operands): Pass constraints as 3rd argument to
19992 asm_operand_ok. Don't look up matching constraint here.
19993 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
19996 2009-02-02 Ben Elliston <bje@au.ibm.com>
19998 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
19999 TARGET_NARROW_VOLATILE_BITFIELD macro names.
20001 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20003 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
20004 information. Remove some obsolete information. Reorganize.
20006 * config/pa/fptr.c: Revert license to GPL 2.
20007 * config/pa/milli64.S: Likewise.
20009 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20012 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
20013 LIBRARY name in, instead of hard-coding it.
20014 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
20015 extra target make frag to tmake_files according to EH model.
20016 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
20017 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
20018 frags that define makefile variable EH_MODEL appropriately.
20019 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
20020 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
20021 to "-sjlj" according to type of EH configured.
20022 (LIBGCC_SONAME): Concatenate it to shared library base name.
20023 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
20024 to "_sjlj" according to type of EH configured.
20025 (LIBGCC_SONAME): Concatenate it to shared library base name.
20026 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
20027 (SHLIB_LINK): Add missing semicolon to if-else construct.
20028 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20029 string value of "pe_dll" command-line option.
20030 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
20031 (SHLIB_SONAME): Use it when overriding t-cygming default.
20032 (SHLIB_IMPLIB): Override t-cygming default.
20033 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20034 string value of "pe_dll" command-line option.
20036 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20039 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
20040 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
20042 2009-01-31 Richard Guenther <rguenther@suse.de>
20044 PR tree-optimization/38937
20045 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
20046 computing the transitive closure.
20048 2009-01-30 Richard Guenther <rguenther@suse.de>
20050 PR tree-optimization/39041
20051 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20052 Propagate variable indices only if the types match for this stmt.
20054 2009-01-30 Jakub Jelinek <jakub@redhat.com>
20057 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
20058 inline but never defined.
20060 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
20062 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
20063 (*insv_h_di_reg_extimm): New insn.
20064 (*insv_l<mode>_reg_extimm): New insn.
20066 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20068 * config/picochip/picochip.c (flag_conserve_stack): set
20069 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
20070 fconserve-stack. Reduce call-overhead used by inliner.
20072 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20075 * common.opt (flag_conserve_stack): Initialised to zero.
20077 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
20080 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
20081 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
20084 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
20086 * ira-color.c (allocno_reload_assign): Update comments.
20087 * regmove.c (regmove_optimize): Likewise.
20091 2009-01-29 Robert Millan <rmh@aybabtu.com>
20093 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
20094 * config/i386/kopensolaris-gnu.h: New file. Undefine
20095 `MD_UNWIND_SUPPORT'.
20096 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
20098 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
20100 PR tree-optimization/39007
20101 * tree-loop-distribution.c (generate_builtin): Use
20102 recompute_dominator to compute the immediate dominator of the
20103 basic block just after the loop.
20105 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20107 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
20108 (ASM_OUTPUT_DWARF_PCREL): Define.
20110 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
20112 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
20113 * doc/passes.texi: Remove entries about regclass, local-alloc, and
20114 global. Modify entries about regmove and IRA.
20116 * ra-conflict.c: Remove the file.
20118 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
20120 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
20121 (pass_regclass_init): Rename to pass_reginfo_init.
20123 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
20125 * toplev.h (flag_ira): Remove.
20127 * caller-save.c (setup_save_areas): Remove flag_ira.
20129 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
20131 * global.c: Remove the file.
20133 * opts.c (decode_options): Remove flag_ira.
20135 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
20137 * regmove.c: Modify file description.
20138 (find_use_as_address, try_auto_increment): Define them only if
20139 AUTO_INC_DEC is defined.
20140 (replacement_quality, replace_in_call_usage, fixup_match_1,
20141 stable_and_no_regs_but_for_p): Remove.
20142 (reg_set_in_bb): Make it static.
20143 (regmove_optimize): Remove flag_ira and code which worked for
20146 * local-alloc.c: Remove the file.
20148 * common.opt (fira): Remove.
20150 * ira.c: Include except.h.
20151 (eliminable_regset): Move from global.c.
20152 (mark_elimination): Ditto. Remove flag_ira.
20153 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
20154 equiv_mem_modified, validate_equiv_mem_from_store,
20155 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
20156 contains_replace_regs, memref_referenced_p, memref_used_between_p,
20157 no_equiv, recorded_label_ref): Move from local-alloc.c.
20158 (update_equiv_regs): Ditto. Make it static.
20159 (print_insn_chain, print_insn_chains): Move it from global.c.
20160 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
20161 (build_insn_chain): Ditto. Make it static.
20162 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
20163 Rename to init_live_subregs.
20164 (gate_ira): Remove flag_ira.
20166 * regclass.c: Rename reginfo.c. Change file description.
20167 (FORBIDDEN_INC_DEC_CLASSES): Remove.
20168 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
20169 (init_reg_sets_1): Remove code for evaluation of
20170 reg_class_superclasses and losing_caller_save_reg_set.
20171 (init_regs): Remove init_reg_autoinc.
20172 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
20173 ok_for_base_p_nonstrict): Remove.
20174 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
20175 (pass_regclass_init): Rename to pass_reginfo_init. Modify
20176 corresponding entries.
20177 (dump_regclass, record_operand_costs, scan_one_insn,
20178 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
20179 record_address_regs, auto_inc_dec_reg_p): Remove.
20180 (gt-regclass.h): Rename to gt-reginfo.h.
20182 * rtl.h (dump_global_regs, retry_global_alloc,
20183 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
20185 * Makefile.in (RA_H): Remove.
20186 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
20187 Rename regclass.o to reginfo.o.
20188 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
20190 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
20191 (GTFILES): Rename regclass.c to reginfo.c.
20193 * passes.c (init_optimization_passes): Remove pass_local_alloc and
20194 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
20196 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20197 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
20199 (finish_spills): Ditto. Remove code for !flag_ira.
20201 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
20203 PR middle-end/35854
20204 * doc/invoke.texi (rtl debug options): Complete rewrite.
20205 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
20207 * mode-switching.c (pass_mode_switching): Rename pass from
20208 "mode-sw" to "mode_sw".
20209 * except.c (pass_convert_to_eh_ranges): Rename pass from
20210 "eh-ranges" to "eh_ranges".
20211 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
20215 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
20216 Alexander Monakov <amonakov@ispras.ru>
20218 PR middle-end/38857
20219 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
20221 (move_exprs_to_boundary): Change return type and pass through
20222 should_move from move_op. Relax assert. Update usage ...
20223 (schedule_expr_on_boundary): ... here. Use should_move instead of
20225 (move_op_orig_expr_found): Indicate that insn was disconnected from
20227 (code_motion_process_successors): Do not call after_merge_succs
20228 callback if original expression was not found when traversing any of
20230 (code_motion_path_driver): Change return type. Update prototype.
20231 (move_op): Update comment. Add a new parameter (should_move). Update
20232 prototype. Set *should_move based on indication provided by
20233 move_op_orig_expr_found.
20235 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
20237 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
20238 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
20239 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
20240 * config/rs6000/rs6000.c (rs6000_override_options): Default
20241 avoid-indexed-addresses on for Power6, off for everything else.
20242 (avoiding_indexed_address_p): New function.
20243 (rs6000_legitimize_address): Use it.
20244 (rs6000_legitimate_address): Likewise.
20245 * config/rs6000/rs6000.md (movXX_updateX): Likewise
20247 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
20249 PR tree-optimization/38997
20250 * tree-loop-distribution.c (generate_memset_zero): Use
20251 POINTER_PLUS_EXPR for a pointer addition.
20253 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
20255 * config/s390/s390.md (bswap<mode>2): New pattern added.
20257 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20259 * config/s390/s390.md (*tls_load_31): Added type attribute.
20261 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20263 * config/s390/s390.md: Fix a few comments.
20265 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20267 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
20268 (*tm<mode>_full): Fixed z10prop attribute.
20269 (*tst<mode>_extimm): Fixed z10prop attribute.
20270 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
20271 (*tstqiCCT_cconly): Fixed z10prop attribute.
20272 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
20273 (*movsi_larl): Fixed z10prop attribute.
20274 (*movsi_zarch): Fixed z10prop attribute.
20275 (*movsi_eas): Fixed z10prop attribute.
20276 (*movhi): Fixed z10prop attribute.
20277 (*movqi): Fixed z10prop attribute.
20278 (*movstrictqi): Fixed z10prop attribute.
20279 (*mov<mode>): Fixed z10prop attribute.
20280 (*movcc): Fixed z10prop attribute.
20281 (*sethighpartdi_64): Fixed z10prop attribute.
20282 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
20283 (*negdi2_sign_cc): Fixed z10prop attribute.
20284 (*negdi2_sign): Fixed z10prop attribute.
20285 (*absdi2_sign_cc): Fixed z10prop attribute.
20286 (*absdi2_sign): Fixed z10prop attribute.
20287 (*negabsdi2_sign_cc): Fixed z10prop attribute.
20288 (*negabsdi2_sign): Fixed z10prop attribute.
20289 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
20290 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
20291 (doloop_si64): Fixed z10prop attribute.
20292 (doloop_si31): Fixed z10prop attribute.
20293 (doloop_long): Fixed z10prop attribute.
20294 (indirect_jump): Fixed z10prop attribute.
20295 (nop): Fixed z10prop attribute.
20296 (main_base_64): Fixed z10prop attribute.
20297 (reload_base_64): Fixed z10prop attribute.
20299 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20301 PR rtl-optimization/38740
20302 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
20304 * config/mips/mips.c (mips_reorg): Likewise.
20306 2009-01-28 Richard Guenther <rguenther@suse.de>
20308 PR tree-optimization/38926
20309 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
20310 with the correct value id to a value.
20311 (do_regular_insertion): Use the value number of edoubleprime
20312 for the value number of the expr.
20315 2008-08-21 Richard Guenther <rguenther@suse.de>
20317 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
20318 a PHI ask VN if it is already available.
20319 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
20320 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
20322 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20324 PR middle-end/38934
20325 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
20326 set to varying whenever max has TREE_OVERFLOW set, similarly
20327 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
20329 2009-01-28 Richard Guenther <rguenther@suse.de>
20331 PR middle-end/38908
20332 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
20333 uninitialized aggregate uses in call arguments.
20335 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
20337 PR tree-optimization/38984
20338 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
20339 the nothing_id variable if -fno-delete-null-pointer-checks.
20341 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
20344 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
20345 (set_got_offset_rex64): Ditto.
20347 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
20350 * doc/extend.texi: Improve local variable with asm reg.
20352 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
20354 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
20355 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
20356 was not supplied then set warn_packed_bitfield_compat to the
20357 default value of 1.
20358 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
20361 2009-01-27 Richard Guenther <rguenther@suse.de>
20363 PR tree-optimization/38503
20364 * cfgexpand.c (expand_gimple_basic_block): Ignore
20365 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
20366 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
20367 variables that cannot have TBAA applied.
20368 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
20371 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
20373 PR middle-end/38969
20374 * calls.c (initialize_argument_information): Do not wrap complex
20375 arguments in SAVE_EXPR.
20377 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
20379 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
20380 (INSTALL_LIBGCC): Revert typo commit.
20382 2009-01-26 Richard Guenther <rguenther@suse.de>
20384 PR tree-optimization/38745
20385 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
20386 from special handling.
20388 2009-01-26 Richard Guenther <rguenther@suse.de>
20390 PR tree-optimization/38745
20391 * tree-ssa.c (execute_update_addresses_taken): Do not include
20392 variables that cannot possibly be a register in not_reg_needs.
20393 Do not clear TREE_ADDRESSABLE on vars that may not become
20395 * tree-ssa.c (update_alias_info_1): Include those in the set
20396 of addressable vars.
20398 2009-01-26 Richard Guenther <rguenther@suse.de>
20400 PR middle-end/38851
20401 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
20402 * tree-ssa-dse.c: Include langhooks.h
20403 (execute_simple_dse): Remove stores with zero size.
20405 2009-01-24 Jakub Jelinek <jakub@redhat.com>
20408 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
20411 2009-01-24 Julian Brown <julian@codesourcery.com>
20413 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
20414 config/arm/linux-atomic.c.
20415 * config/arm/linux-atomic.c: New.
20417 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
20419 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
20420 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
20421 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
20423 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
20426 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
20429 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
20431 PR tree-optimization/38953
20432 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
20433 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
20434 (gloog): Split the exit of the scop when the scop exit is a loop exit.
20435 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
20438 2009-01-24 Paul Brook <paul@codesourcery.com>
20440 * config/arm/neon.md (neon_type): Move to arm.md.
20441 (neon_mov<VSTRUCT>): Add neon_type attribute.
20442 * config/arm/arm.md (neon_type): Move to here.
20443 (conds): Add "unconditioal" and use as default for NEON insns.
20445 2009-01-24 Ben Elliston <bje@au.ibm.com>
20447 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
20448 void *' warning from -Wc++-compat.
20449 * Makefile.in (dominance.o-warn): Remove.
20451 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
20453 PR tree-optimization/38932
20454 * fold-const.c (fold_unary_ignore_overflow): New.
20455 * tree.h (fold_unary_ignore_overflow): Declare.
20456 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
20457 * tree-ssa-sccvn.c (visit_reference_op_load,
20458 simplify_unary_expression): Likewise.
20460 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
20462 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
20463 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
20464 regardless of their type.
20465 * c-common.c (handle_packed_attribute): Don't ignore packed on
20467 * c.opt (Wpacked-bitfield-compat): New warning option.
20468 * stor-layout.c (place_field): Warn if offset of a field changed.
20469 * doc/extend.texi (packed): Mention the ABI change.
20470 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
20471 (Warning Options): Add it to the list.
20473 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
20475 * c-opts.c (c_common_post_options): Fix a typo in comments.
20477 2009-01-22 Steve Ellcey <sje@cup.hp.com>
20479 PR middle-end/38615
20480 * gimplify.c (gimplify_init_constructor): Fix promotion of const
20481 variables to static.
20482 * doc/invoke.texi (-fmerge-all-constants): Update description.
20484 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
20487 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
20488 (*movdi_1_rex64): Use type "mmx" for alternative 5.
20490 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
20492 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
20494 (LOCAL_ALIGNMENT): Similarly.
20496 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20497 Joseph Myers <joseph@codesourcery.com>
20499 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
20500 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
20501 * config/arm/arm-tune.md: Regenerate.
20502 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
20505 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20507 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
20508 version number to five.
20510 2009-01-22 Dodji Seketeli <dodji@redhat.com>
20513 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
20514 * c-common.c (set_underlying_type): Likewise.
20515 (is_typedef_decl ): Likewise
20517 (set_underlying_type): Likewise.
20518 (is_typedef_type): Likewise.
20520 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20522 PR middle-end/38587
20523 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20526 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
20529 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
20530 (LIBGCC_SPEC): Don't define.
20531 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
20533 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
20535 PR rtl-optimization/38879
20536 * alias.c (base_alias_check): Unaligned access via AND address can
20537 alias all surrounding object types except those with sizes equal
20538 or wider than the size of unaligned access.
20540 2009-01-21 Dodji Seketeli <dodji@redhat.com>
20543 * c-decl.c (clone_underlying_type): Move this ...
20544 * c-common.c (set_underlying_type): ... here.
20545 Also, make sure the function properly sets TYPE_STUB_DECL() on
20546 the newly created typedef variant type.
20547 (is_typedef_decl ): New entry point.
20548 * tree.h: Added a new member member_types_needing_access_check to
20549 struct tree_decl_non_common.
20550 (set_underlying_type): New entry point.
20551 (is_typedef_type): Likewise.
20553 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
20555 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
20556 Check whether two instructions have memory references that
20557 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
20558 are helper functions for traversing.
20559 * alias.h (insn_alias_sets_confilict_p): New prototypes.
20560 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
20561 not to draw dependency edge for instructions with non-conflicting
20564 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20567 * longlong.h: Update copyright years. Use soft-fp license notice.
20568 Sync __clz_tab declaration with glibc.
20570 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20573 * doc/extend.texi (syscall_linkage): New.
20574 (version_id): Modify.
20576 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20577 Richard Guenther <rguenther@suse.de>
20579 PR tree-optimization/38747
20580 PR tree-optimization/38748
20581 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
20582 conversion if the base address is an indirect reference and the
20583 aliasing sets could cause issues.
20585 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20587 * common.opt (fgraphite, fgraphite-identity): Add comment for
20588 explaining why these options are not documented.
20590 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20592 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20593 gimple_call_lhs is NULL.
20595 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20598 * emit-rtl.c (adjust_address_1): Make sure memref is never
20601 2009-01-20 Ben Elliston <bje@au.ibm.com>
20603 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20604 const qualifier from arg parameter. Remove unnecessary cast to char *.
20605 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20606 const qualifier from arg 2.
20608 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20610 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20612 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
20615 * rtl.h (reinit_regs): New prototype.
20616 * regclass.c: Include ira.h.
20617 (reinit_regs): New.
20618 * Makefile.in (regclass.o): Add ira.h.
20619 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20621 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20624 * c-common.c (handle_aligned_attribute): Use
20625 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20626 default alignment value.
20628 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20630 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20631 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20633 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20634 __BIGGEST_ALIGNMENT__.
20636 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20638 2009-01-18 Richard Guenther <rguenther@suse.de>
20640 PR tree-optimization/38819
20641 * tree-flow.h (operation_could_trap_helper_p): Declare.
20642 * tree-eh.c (operation_could_trap_helper_p): Export.
20643 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20644 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20645 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20646 are about to insert a possibly trapping instruction and fail
20649 2009-01-18 Andreas Schwab <schwab@suse.de>
20651 * doc/install.texi (Configuration): Remove obsolete paragraph
20652 about use of --with-gnu-ld with --with-gnu-as.
20654 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20656 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20657 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20658 Follow spelling conventions.
20660 2009-01-18 Ben Elliston <bje@au.ibm.com>
20662 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20663 C++ warning about implicit conversion from void * to struct
20665 (bitmap_obstack_free): Likewise for bitmap_element *.
20666 * Makefile.in (bitmap.o-warn): Remove.
20668 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20670 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20672 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20673 Tobias Grosser <tobi.grosser@amd.com>
20675 * graphite.c (graphite_trans_scop_block): Do not block single
20678 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20680 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20681 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20682 test with assertion.
20684 2009-01-16 Richard Guenther <rguenther@suse.de>
20686 PR tree-optimization/38835
20687 PR middle-end/36227
20688 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20689 and INT + PTR -> (INT)(PTR p+ INT) folding.
20690 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20692 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20695 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20696 the subreg from a lowpart subreg if it is also casting the value.
20698 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20699 Tobias Grosser <tobi.grosser@amd.com>
20701 * graphite.c (compare_prefix_loops): New.
20702 (build_scop_canonical_schedules): Rewritten.
20703 (graphite_transform_loops): Move build_scop_canonical_schedules
20704 after build_scop_iteration_domain.
20706 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20707 Tobias Grosser <tobi.grosser@amd.com>
20709 * graphite.c (add_conditions_to_domain): Add the loops to
20710 the dimension of the iteration domain. Do copy the domain
20711 only when it exists.
20712 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20713 (add_conditions_to_constraints): New.
20714 (can_generate_code_stmt, can_generate_code): Removed.
20715 (gloog): Do not call can_generate_code.
20716 (graphite_transform_loops): Call add_conditions_to_constraints
20717 after building the iteration domain.
20719 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20721 PR tree-optimization/38789
20722 * tree-ssa-threadedge.c
20723 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20724 __builtin_constant_p.
20726 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20728 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20729 examined before deleting them.
20731 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20733 * function.c (aggregate_value_p): Correctly extract the function
20734 type from CALL_EXPR_FN lookup.
20736 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20738 * config/picochip/picochip.c (picochip_override_options): Revert
20739 CFI asm flag disable commited previously.
20741 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20742 Tobias Grosser <tobi.grosser@amd.com>
20743 Jan Sjodin <jan.sjodin@amd.com>
20745 * graphite.c (scan_tree_for_params): On substractions negate
20746 all the coefficients of the term.
20747 (clast_to_gcc_expression_red): New. Handle reduction expressions
20748 of more than two operands.
20749 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20750 (get_vdef_before_scop): Handle also the case of default definitions.
20752 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20754 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20755 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20756 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20758 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20759 Joey Ye <joey.ye@intel.com>
20761 PR middle-end/37843
20762 * cfgexpand.c (expand_stack_alignment): Don't update stack
20763 boundary nor check incoming stack boundary here.
20764 (gimple_expand_cfg): Update stack boundary and check incoming
20765 stack boundary here.
20767 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20769 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20771 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20773 PR rtl-optimization/38245
20774 * calls.c (expand_call): Add stack arguments to
20775 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20776 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20777 in regs and partially in memory or BLKmode arguments.
20778 (emit_library_call_value_1): Add stack arguments to
20779 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20780 ACCUMULATE_OUTGOING_ARGS).
20781 * dce.c: Include tm_p.h.
20782 (find_call_stack_args): New function.
20783 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20785 (mark_insn): Call find_call_stack_args for CALL_Ps.
20786 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20787 forwards. Allocate and free arg_stores bitmap if needed, pass it
20788 down to deletable_insn_p, don't mark stores set in arg_stores
20789 bitmap, clear the bitmap at the beginning of each bb.
20790 * Makefile.in (dce.o): Depend on $(TM_P_H).
20792 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20795 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20796 to make sure the insn is a conditional test (bug 22599). Reformat a
20799 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20801 PR middle-end/38431
20802 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20803 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20804 (gloog): Do not call cleanup_tree_cfg.
20805 (graphite_transform_loops): Call cleanup_tree_cfg after all
20806 scops have been code generated.
20808 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20809 * doc/gty.texi (Invoking the garbage collector): Added new node
20810 and section documenting ggc_collect.
20812 2009-01-14 Richard Guenther <rguenther@suse.de>
20814 PR tree-optimization/38826
20815 PR middle-end/38477
20816 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20817 initialization notes only if we actually emitted a warning.
20818 (intra_create_variable_infos): Add constraints for a result decl
20819 that is passed by hidden reference.
20820 (build_pred_graph): Mark all related variables non-direct on
20823 2009-01-14 Nick Clifton <nickc@redhat.com>
20825 * ira-conflicts.c: Include addresses.h for the definition of
20827 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20828 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20830 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20833 * Makefile.in (ira-lives.o): Add except.h.
20835 * ira-lives.c: Include except.h.
20836 (process_bb_node_lives): Process can_throw_internal.
20838 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20840 PR rtl-optimization/38774
20841 * combine.c (simplify_set): When undoing cc_use change, don't do
20842 PUT_CODE on the newly created comparison, but instead put back the
20845 2009-01-13 Joseph Myers <joseph@codesourcery.com>
20847 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
20848 values. Remove duplicate arm8 entry.
20850 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20852 PR tree-optimization/38786
20853 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
20854 the SSA_NAME case of expand_scalar_variables_expr.
20855 Set the type of an expression to the type of its assign statement.
20856 (expand_scalar_variables_expr): Also gather the scalar computation
20857 used to index the memory access. Do not pass loop_p.
20858 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
20859 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
20860 the gimple_stmt_iterator where it inserts new code.
20861 Do not pass loop_p.
20862 (copy_bb_and_scalar_dependences): Do not pass loop_p.
20863 (translate_clast): Update call to copy_bb_and_scalar_dependences.
20865 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20867 * graphite.h (debug_value): Removed.
20868 * graphite.c (debug_value): Removed.
20870 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20872 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
20873 ldrd/strd with two 32-bit instructions.
20875 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20877 * config/arm/arm.c (struct processors): Pass for speed down into
20878 cost helper functions.
20879 (const_ok_for_op): Handle COMPARE and inequality nodes.
20880 (arm_rtx_costs_1): Rewrite.
20881 (arm_size_rtx_costs): Update prototype.
20882 (arm_rtx_costs): Pass speed down to helper functions.
20883 (arm_slowmul_rtx_costs): Rework cost calculations.
20884 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
20885 (arm_9e_rtx_costs): Likewise.
20887 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
20889 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
20890 relocations of local symbols wider than UNITS_PER_WORD are not valid.
20891 (alpha_legitimize_address): Do not split local symbols wider than
20892 UNITS_PER_WORD into HIGH/LO_SUM parts.
20894 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
20897 * gcc.c (process_command): Replace call to execvp with calls
20898 to pex_one and exit.
20900 2009-01-03 Anatoly Sokolov <aesok@post.ru>
20903 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
20904 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
20905 variant for devices with 3-byte PC.
20906 (__tablejump_elpm__): New.
20908 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20911 * c-parser.c (c_parser_postfix_expression): Allow `->' in
20912 offsetof member-designator, handle it as `[0].'.
20914 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20916 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
20917 function when not using named sections on targets with named sections
20918 if branch distance is less than 262132.
20920 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
20922 * combine.c (combine_instructions): Recompute
20923 optimize_this_for_speed_p for each BB in the main combine loop.
20925 2009-01-12 Tomas Bily <tbily@suse.cz>
20928 * tree-loop-distribution.c (prop_phis): New function.
20929 (generate_builtin): Call prop_phis.
20930 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
20932 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20934 PR tree-optimization/38807
20935 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
20936 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
20938 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
20940 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
20941 subreg of op0 to the original op0.
20943 2009-01-11 Laurent GUERBY <laurent@guerby.net>
20945 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
20947 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
20950 * mips-tfile.c (parse_def): Fix parsing of def strings
20951 starting with digits.
20953 2009-01-10 Jakub Jelinek <jakub@redhat.com>
20956 * config/arm/arm.c (arm_is_long_call_p): Don't call
20957 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
20959 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
20961 * regrename.c (regrename_optimize): Fix dumping.
20962 (find_oldest_value_reg): Preserve REG_POINTER.
20963 (copy_hardreg_forward_1): Likewise.
20965 2009-01-09 Diego Novillo <dnovillo@google.com>
20967 * gimple.h (struct gimple_statement_base) <uid>: Document
20968 the restrictions on its use.
20969 (gimple_uid): Tidy.
20970 (gimple_set_uid): Tidy.
20972 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20974 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
20975 zero guard even if align_bytes != 0 and count is smaller than
20978 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
20980 PR rtl-optimization/38495
20981 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
20982 (add_range_and_copies_from_move_list): Print all added ranges.
20983 Add ranges to memory optimized destination.
20985 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20989 * config/i386/i386.c (override_options): Reject
20990 -mstringop-strategy=rep_8byte with -m32.
20991 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
20992 to 1. Do count comparison against epilogue_size_needed at compile
20993 time even when count_exp was constant forced into register. For
20994 size_needed don't jump to epilogue, instead just avoid aligning
20995 and invoke the body algorithm. If need_zero_guard, add zero guard
20996 even if count is non-zero, but smaller than size_needed + number of
20997 bytes that could be stored for alignment.
20998 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
20999 to 1. If need_zero_guard, add zero guard even if count is non-zero,
21000 but smaller than size_needed + number of bytes that could be stored
21001 for alignment. Compare size_needed with epilogue_size_needed instead
21002 of desired_align - align, don't adjust size_needed, pass
21003 epilogue_size_needed to the epilogue expanders.
21006 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
21008 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21010 * pa.c (last_address): Change to unsigned.
21011 (update_total_code_bytes): Change argument to unsigned. Don't
21012 check if insn addresses are set.
21013 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
21014 addresses are not set.
21015 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
21017 2009-01-09 Nick Clifton <nickc@redhat.com>
21019 * config/sh/symbian.c: Replace uses of DECL_INLINE with
21020 DECL_DECLARED_INLINE_P.
21022 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21024 PR middle-end/38347
21025 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
21026 GET_MODE (op0) in operand_subword_force calls.
21028 PR middle-end/38771
21029 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
21030 fold_convert arg0 operands to TREE_TYPE (op0) first.
21032 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
21034 * params.def (ira-max-conflict-table-size): Decrease default value
21037 2009-01-08 Jakub Jelinek <jakub@redhat.com>
21039 PR tree-optimization/37031
21040 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
21042 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
21043 allocate it using gc instead of heap, use VEC_quick_push instead of
21045 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
21046 instead of heap, use VEC_quick_push instead of VEC_safe_push.
21047 * tree-data-ref.h (struct access_matrix): Change matrix to gc
21048 allocated vector from heap allocated.
21049 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
21050 * tree-loop-linear.c (linear_transform_loops): Allocate nest
21051 vector only after perfect_loop_nest_depth call.
21053 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
21054 Jan Sjodin <jan.sjodin@amd.com>
21056 PR tree-optimization/38559
21057 * graphite.c (debug_value, copy_constraint,
21058 swap_constraint_variables, scale_constraint_variable, ): New.
21059 (get_lower_bound, get_upper_bound): Removed.
21060 (graphite_trans_bb_strip_mine): Clean up this code that works
21061 only for constant number of iterations. Fully copy upper and
21062 lower bound constraints, not only the constant part of them.
21063 * graphite.h (debug_value): Declared.
21065 2009-01-08 Ira Rosen <irar@il.ibm.com>
21067 PR tree-optimization/37194
21068 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
21069 Don't add the cost of cost model guard in prologue to scalar
21070 outside cost in case of known number of iterations.
21072 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
21073 Alan Modra <amodra@bigpond.net.au>
21075 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
21076 non-word-aligned REG+CONST addressing.
21078 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21081 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
21082 free_after_compilation when outputting a thunk.
21083 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
21084 Do not call free_after_compilation here.
21086 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21088 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
21089 (ix86_valid_target_attribute_inner_p): Ditto.
21091 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
21093 PR tree-optimization/38492
21094 PR tree-optimization/38498
21095 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
21096 * tree-chrec.h (scev_is_linear_expression): Declared.
21097 * graphite.c (graphite_cannot_represent_loop_niter): New.
21098 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
21099 (graphite_loop_normal_form): Use gcc_assert.
21100 (scan_tree_for_params): Use CASE_CONVERT.
21101 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
21102 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
21103 Use gcc_assert. Discard scops that contain unhandled cases.
21104 (build_scop_conditions): Return a boolean status for unhandled cases.
21105 (strip_mine_profitable_p): Print the loop number, not its depth.
21106 (is_interchange_valid): Pass the depth of the loop nest, don't
21107 recompute it wrongly.
21108 (graphite_trans_bb_block): Same.
21109 (graphite_trans_bb_block): Print tentative of loop blocking.
21110 (graphite_trans_scop_block): Do not print that the loop has been
21112 (graphite_transform_loops): Do not handle scops that contain condition
21115 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
21117 AVX Programming Reference (December, 2008)
21118 * config/i386/avxintrin.h (_mm256_stream_si256): New.
21119 (_mm256_stream_pd): Likewise.
21120 (_mm256_stream_ps): Likewise.
21122 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
21123 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
21124 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
21125 (bdesc_special_args): Add __builtin_ia32_movntdq256,
21126 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
21127 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
21128 (ix86_expand_special_args_builtin): Likewise.
21130 * config/i386/sse.md (AVXMODEDI): New.
21131 (avx_movnt<mode>): Likewise.
21132 (avx_movnt<mode>): Likewise.
21133 (<sse>_movnt<mode>): Remove AVX support.
21134 (sse2_movntv2di): Likewise.
21136 2009-01-07 Richard Guenther <rguenther@suse.de>
21138 PR middle-end/38751
21139 * fold-const.c (extract_muldiv): Remove obsolete comment.
21140 (fold_plusminus_mult_expr): Undo MINUS_EXPR
21141 to PLUS_EXPR canonicalization for the canonicalization.
21143 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
21145 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
21146 hosted cross-compilers generating less efficient code.
21148 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21150 * function.h (rtl_data): Add a dbr_scheduled_p field.
21151 * reorg.c (dbr_schedule): Set it.
21152 (gate_handle_delay_slots): Check it.
21153 * config/mips/mips.c (mips_base_delayed_branch): Delete.
21154 (mips_reorg): Check flag_delayed_branch instead of
21155 mips_base_delayed_branch.
21156 (mips_override_options): Don't set mips_base_delayed_branch
21157 or flag_delayed_branch.
21159 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21161 PR rtl-optimization/38426.
21162 * ira.c (ira): Set current_function_is_leaf earlier.
21164 2009-01-06 Jakub Jelinek <jakub@redhat.com>
21166 PR rtl-optimization/38722
21167 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
21168 too early, only set a flag and modify after last possible
21171 2009-01-06 Janis Johnson <janis187@us.ibm.com>
21174 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
21175 * real.c (decimal_single_format): Correct values of emin and emax.
21176 (decimal_double_format): Ditto.
21177 (decimal_quad_format): Ditto.
21178 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
21179 computation of DECnn_MIN and DECnn_MAX for corrected values of
21180 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
21181 __DECnn_MIN__, and adjust its computation for the corrected value
21184 2009-01-06 Jan Hubicka <jh@suse.cz>
21187 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
21189 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
21191 * doc/contrib.texi (Contributors): Slightly adjust the end note.
21192 Add Robert Clark to the list of testers.
21194 2009-01-06 Jan Hubicka <jh@suse.cz>
21195 Kai Tietz <kai.tietz@onevision.com>
21197 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
21198 * config/i386/i386.c (ix86_expand_call): Add clobbers.
21200 2009-01-06 Jan Hubicka <jh@suse.cz>
21201 Kai Tietz <kai.tietz@onevision.com>
21203 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
21205 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
21206 (ix86_nsaved_regs): Count only general purpose regs.
21207 (ix86_nsaved_sseregs): New.
21208 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
21209 to 16 for w64; compute padding and size of sse reg save area.
21210 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
21211 general purpose regs.
21212 (ix86_emit_save_sse_regs_using_mov): New.
21213 (ix86_expand_prologue): Save SSE regs if needed.
21214 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
21215 (ix86_emit_restore_sse_regs_using_mov): New.
21216 (ix86_expand_epilogue): Save SSE regs if needed.
21218 2009-01-06 Jan Hubicka <jh@suse.cz>
21219 Kai Tietz <kai.tietz@onevision.com>
21221 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
21222 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
21223 functions when accumulate outgoing args is off.
21225 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21228 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
21229 before using pseudos_have_intersected_live_ranges_p.
21231 * ira-int.h (ira_assert): Always define.
21233 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21235 AVX Programming Reference (December, 2008)
21236 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
21237 (_mm256_permute2_pd): Likewise.
21238 (_mm_permute2_ps): Likewise.
21239 (_mm256_permute2_ps): Likewise.
21240 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
21241 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
21243 * config/i386/i386.c (ix86_builtins): Remove
21244 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
21245 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
21246 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
21247 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
21248 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
21249 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
21250 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
21251 __builtin_ia32_vpermil2ps256.
21252 (ix86_init_mmx_sse_builtins): Updated.
21253 (ix86_expand_args_builtin): Likewise.
21255 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21257 * pa.c (output_call): Relocate non-jump insns in the delay slot of
21258 long absolute calls when generating PA 2.0 code.
21260 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
21262 PR rtl-optimization/38583
21263 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
21265 * params.def (ira-max-conflict-table-size): New.
21267 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
21269 * ira.h (ira_conflicts_p): New external definition.
21271 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
21272 table. Report this. Return result of building.
21273 (ira_build_conflicts): Use ira_conflicts_p. Check result of
21274 building conflict table.
21276 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
21277 (ira_color): Use ira_conflicts_p.
21279 * global.c: Include ira.h.
21280 (pseudo_for_reload_consideration_p, build_insn_chain): Use
21283 * Makefile.in (global.o): Add ira.h.
21285 * ira-build.c (mark_all_loops_for_removal,
21286 propagate_some_info_from_allocno): New.
21287 (remove_unnecessary_allocnos): Call
21288 propagate_some_info_from_allocno.
21289 (remove_low_level_allocnos): New.
21290 (remove_unnecessary_regions): Add parameter. Call
21291 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
21292 parameter to remove_unnecessary_regions.
21293 (ira_build): Remove all regions but root if the conflict table was
21294 not built. Update conflict hard regs for allocnos crossing calls.
21296 * ira.c (ira_conflicts_p): New global.
21297 (ira): Define and use ira_conflicts_p.
21299 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
21300 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
21301 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
21303 2009-01-06 Ben Elliston <bje@au.ibm.com>
21305 * gengtype-lex.l (YY_NO_INPUT): Define.
21307 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
21310 * c-common.c (handle_vector_size_attribute): Also reject
21311 BOOLEAN_TYPE types.
21313 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
21315 PR tree-optimization/38492
21316 * graphite.c (rename_map_elt, debug_rename_elt,
21317 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
21318 rename_map_elt_info, eq_rename_map_elts,
21319 get_new_name_from_old_name, bb_in_sese_p): Moved around.
21320 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
21321 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
21322 (sese_build_livein_liveouts): New.
21323 (new_sese, free_sese): New.
21324 (new_scop): Call new_sese.
21325 (free_scop): Call free_sese.
21326 (rename_variables_from_edge, rename_phis_end_scop): Removed.
21327 (register_old_new_names): Renamed register_old_and_new_names.
21328 (register_scop_liveout_renames, add_loop_exit_phis,
21329 insert_loop_close_phis, struct igp,
21330 default_liveout_before_guard, add_guard_exit_phis,
21331 insert_guard_phis, copy_renames): New.
21332 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
21333 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
21334 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
21335 (scop_adjust_phis_for_liveouts): New.
21336 (gloog): Call scop_adjust_phis_for_liveouts.
21338 * graphite.h (struct sese): Documented. Added fields liveout,
21339 num_ver and livein.
21340 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
21341 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
21342 (struct scop): Added field liveout_renames.
21343 (SCOP_LIVEOUT_RENAMES): New.
21345 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21347 PR tree-optimization/38510
21348 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
21349 (translate_clast): Call recompute_all_dominators before
21351 (gloog): Call recompute_all_dominators before graphite_verify.
21353 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21354 Jan Sjodin <jan.sjodin@amd.com>
21356 PR tree-optimization/38500
21357 * graphite.c (create_sese_edges): Call fix_loop_structure after
21360 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21362 * config.gcc: Add m32r*-*-rtems*.
21363 * config/m32r/rtems.h: New file.
21365 2009-01-05 Ben Elliston <bje@au.ibm.com>
21367 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
21368 (.po.pox): Likewise.
21369 (po/gcc.pot): Likewise.
21371 2009-01-04 David S. Miller <davem@davemloft.net>
21373 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
21374 (STARTING_FRAME_OFFSET): Always set to zero.
21376 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21378 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
21379 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
21380 fixed-point types, and vectors of the same.
21382 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21384 * config/mips/sync.md (*mb_barrier): Rename to...
21385 (*memory_barrier): ...this.
21387 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
21389 * doc/extend.texi (Function Attributes): Move @cindex after @item
21390 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
21391 and put in alphabetical order. Fix 'target' name and put in order.
21392 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
21395 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
21397 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
21398 (memory_barrier): Expand as unspec instead of unspec_volatile.
21399 Remove mem:BLK from insn operands. Use Pmode scratch register.
21400 (*memory_barrier): Define as unspec instead of unspec_volatile.
21401 Use (match_dup 0) as input operand.
21403 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
21404 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
21405 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
21406 scratch register. Remove operand 1.
21407 (*stbar): Define as unspec instead of unspec_volatile.
21408 Use (match_dup 0) as input operand, remove (const_int 8).
21409 (*membar): Define as unspec instead of unspec_volatile.
21410 Use (match_dup 0) as input operand, remove input operand 2.
21412 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
21413 (memory_barrier): Expand as unspec instead of unspec_volatile.
21414 Remove mem:BLK from insn operands. Use Pmode scratch register.
21415 (*memory_barrier): Define as unspec instead of unspec_volatile.
21416 Use (match_dup 0) as input operand.
21418 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
21419 Remove mem:BLK from insn operands. Use Pmode scratch register.
21420 Set volatile flag on operand 0.
21421 (*memory_barrier): New insn pattern.
21423 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
21425 (*memory_barrier): Use (match_dup 0) as input operand.
21427 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
21428 Remove mem:BLK from insn operands. Use Pmode scratch register.
21429 Set volatile flag on operand 0.
21430 (*mb_internal): New insn pattern.
21432 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
21434 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21436 PR middle-end/38586
21437 * function.c (struct temp_slot): Move to the section of the file
21438 that deals with temp slots. Remove field 'address'.
21439 (temp_slot_address_table): New hash table of address -> temp slot.
21440 (struct temp_slot_address_entry): New struct, items for the table.
21441 (temp_slot_address_compute_hash, temp_slot_address_hash,
21442 temp_slot_address_eq, insert_temp_slot_address): Support functions
21444 (find_temp_slot_from_address): Rewrite to use the new hash table.
21445 (remove_unused_temp_slot_addresses): Remove addresses of temp
21446 slots that have been made available.
21447 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
21448 worker function for remove_unused_temp_slot_addresses.
21449 (assign_stack_temp_for_type): Don't clear the temp slot address list.
21450 Add the temp slot address to the address -> temp slot map.
21451 (update_temp_slot_address): Update via insert_temp_slot_address.
21452 (free_temp_slots): Call remove_unused_temp_slot_addresses.
21453 (pop_temp_slots): Likewise.
21454 (init_temp_slots): Allocate the address -> temp slot map, or empty
21455 the map if it is already allocated.
21456 (prepare_function_start): Initialize temp slot processing.
21458 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21460 PR middle-end/38584
21461 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
21462 Calculate the size of all stack vars assuming no packing of stack
21463 vars will happen, replacing a quadratic algorithm with a linear one.
21465 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21468 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
21471 2009-01-03 Diego Novillo <dnovillo@google.com>
21473 * doc/contrib.texi: Update contributions.
21475 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21478 * builtins.c (fold_builtin_memory_op): Give up if either operand
21479 is volatile. Set srctype or desttype to non-qualified version
21483 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
21484 and FUNCTION_DECLs.
21486 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
21488 PR rtl-optimization/35805
21489 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
21490 problem if fast dce is able to remove any instructions.
21491 * dce.c (dce_process_block): Fix dump message.
21493 2009-01-02 Mark Mitchell <mark@codesourcery.com>
21496 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
21498 2009-01-02 Jakub Jelinek <jakub@redhat.com>
21500 PR middle-end/38690
21501 * tree-flow.h (op_code_prio, op_prio): New prototypes.
21502 * tree-pretty-print.c (op_code_prio): New function.
21503 (op_prio): No longer static. Use op_code_prio.
21504 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
21505 Use op_prio and op_code_prio to determine if () should be
21506 printed around operand(s) or not.
21508 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
21509 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
21510 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
21511 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
21512 pp_character instead of pp_string for single letter printing.
21514 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21516 * doc/extend.texi: Fix '#pragma GCC option' typo.
21518 2009-01-02 Richard Guenther <rguenther@suse.de>
21520 * doc/install.texi (--enable-checking): Mention different
21521 default for stage1.
21522 (--enable-stage1-checking): Document.
21524 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21526 PR middle-end/30142
21527 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21528 case to be an error.
21530 2009-01-02 Ben Elliston <bje@au.ibm.com>
21532 * config/fp-bit.h (pack_d): Constify argument.
21533 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21534 (isnan): Constify argument.
21536 (iszero): Likewise.
21537 (pack_d): Likewise.
21538 (_fpadd_parts): Constify return type.
21539 (_fpmul_parts): Likewise.
21540 (_fpdiv_parts): Likewise.
21542 2009-01-01 Jakub Jelinek <jakub@redhat.com>
21545 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
21546 warn about overwriting initializer with side-effects or
21547 -Woverride-init if !IMPLICIT.
21548 (output_init_element): Likewise. Pass IMPLICIT down to
21550 (process_init_element): Add IMPLICIT argument. Pass it down
21551 to output_init_element.
21552 (push_init_element, pop_init_level, set_designator): Adjust
21553 process_init_element callers.
21554 (set_nonincremental_init, set_nonincremental_init_from_string):
21555 Adjust add_pending_init callers.
21556 (output_pending_init_elements): Adjust output_init_element callers.
21557 * c-tree.h (process_init_element): Adjust prototype.
21558 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
21559 process_init_element callers.
21562 Copyright (C) 2009 Free Software Foundation, Inc.
21564 Copying and distribution of this file, with or without modification,
21565 are permitted in any medium without royalty provided the copyright
21566 notice and this notice are preserved.