1 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
3 * config/alpha/alpha.c (alpha_end_function): Do not clear
4 crtl->emit structure and free insn locators if cfun->is_thunk is true,
5 this is now handled in generic code.
7 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
9 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
10 (s390_z10_fix_long_loop_prediction): New function.
11 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
12 (s390_reorg): Walk over the INSNs and invoke
13 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
15 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
17 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
18 "*brx_64bit", "*brx_31bit"): New patterns.
19 * config/s390/s390.c ('E'): New output modifier.
21 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22 Richard Earnshaw <richard.earnshaw@arm.com>
24 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
25 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
27 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
31 * pa.c (emit_move_sequence): Check if address of operand1 is valid
32 for mode mode of operand0 when doing secondary reload for SAR.
34 2009-08-19 Jakub Jelinek <jakub@redhat.com>
37 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
38 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
40 2009-08-19 Jason Merrill <jason@redhat.com>
42 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
43 supported template depth in C++0x.
45 2009-08-19 Jakub Jelinek <jakub@redhat.com>
47 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
48 free_after_compilation.
49 * config/score/score7.c (score7_output_mi_thunk): Likewise.
50 * config/score/score3.c (score3_output_mi_thunk): Likewise.
51 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
52 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
53 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
54 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
55 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
57 2009-08-19 Ian Lance Taylor <iant@google.com>
59 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
60 of (plus (mult (neg B) C) A).
62 2009-08-18 Michael Matz <matz@suse.de>
64 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
65 instead of comparing TYPE_MAIN_VARIANT for equality.
66 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
67 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
68 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
69 * gimplify.c (goa_lhs_expr_p): Ditto and use
70 STRIP_USELESS_TYPE_CONVERSION.
72 2009-08-18 Michael Matz <matz@suse.de>
74 * tree-ssa-structalias.c (create_variable_info_for): Also mark
75 first field in a struct.
76 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
78 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
80 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
81 locators before emit_insn is called. Remove assert that
83 (alpha_end_function): Clear crtl->emit structure and free insn
84 locators if cfun->is_thunk is true.
86 2009-08-18 Jason Merrill <jason@redhat.com>
88 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
90 * configure.ac: Test for it.
91 * configure, config.in: Regenerate.
92 * doc/install.texi: Document --enable-gnu-unique-object.
94 2009-08-18 Richard Guenther <rguenther@suse.de>
97 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
98 pow(x,y*z) only if x is nonnegative.
100 2009-08-18 Jakub Jelinek <jakub@redhat.com>
102 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
106 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
107 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
109 2009-08-17 DJ Delorie <dj@redhat.com>
111 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
112 * config/m32c/prologue.md (epilogue_freit): New.
114 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
115 (bank_switch_p): Likewise.
116 (fast_interrupt_p): Likewise.
117 (interrupt_p): Likewise.
118 (m32c_conditional_register_usage): Round memregs size up.
119 (need_to_save): We only need to save $a0 when we use ENTER.
120 (interrupt_p): Check for fast_interrupt too.
121 (bank_switch_p): New.
122 (fast_interrupt_p): New.
123 (m32c_attribute_table): Add bank_switch and fast_interrupt.
124 (m32c_emit_prolog): Support bank switching and fast interrupts.
125 * doc/extend.texi (Function Attributes): Add bank_switch and
128 2009-08-17 Douglas B Rupp <rupp@gnat.com>
130 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
131 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
133 2009-08-16 Douglas B Rupp <rupp@gnat.com>
135 * doc/invoke.texi (Target options):
136 Add new option list for IA-64/VMS.
137 (menu): Add IA-64/VMS Options.
138 (IA-64/VMS Options): Likewise.
140 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
143 * config/mips/mips.md (*lwxs): Use :P for pointer values.
145 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
147 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
148 (mips_pop_asm_switch): Likewise.
149 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
151 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
152 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
153 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
154 (mips_print_operand_punctuation): Use them. Check mips_noreorder
155 instead of set_noreorder.
156 (mips_output_function_prologue): Use the new functions.
157 (mips_output_function_epilogue): Likewise.
158 (mips_need_noat_wrapper_p): New function, split out from...
159 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
160 Use mips_push_asm_switch and mips_pop_asm_switch.
161 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
162 and mips_pop_asm_switch.
163 (ASM_OUTPUT_REG_POP): Likewise.
164 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
165 Use mips_pop_asm_switch.
166 (mips_asm_switch): New structure.
167 (set_noreorder, set_nomacro): Replace with...
168 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
169 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
170 instead of set_nomacro.
171 (fix_truncsfsi2_macro): Likewise.
172 (cprestore): Likewise.
173 (hazard): Use mips_noreorder instead of set_noreorder.
174 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
176 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
178 * config/alpha/alpha.c (alpha_and_function): Handle NULL_RTX returned
179 from prev_active_insn.
181 2009-08-16 Anatoly Sokolov <aesok@post.ru>
183 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
184 * config/avr/avr.c (avr_override_options): Initialize
185 avr_current_arch variable.
186 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
187 __AVR_HAVE_16BIT_SP__ according to the device type.
188 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
190 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
191 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
193 2009-08-16 Dodji Seketeli <dodji@redhat.com>
196 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
197 generating inlined subroutine die only. We shouldn't be
198 called for anything else.
199 (gen_block_die): Don't generate inline subroutine debug info for
202 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
204 * graphite-poly.c (print_pbb): Print PBB index.
206 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
209 * graphite-interchange.c (ppl_max_for_le): Moved...
210 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
211 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
212 ppl_Pointset_Powerset_C_Polyhedron_maximize.
213 * graphite-ppl.h (ppl_max_for_le): Declared.
215 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
217 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
218 supported on all platforms.
219 * target.h (struct gcc_target): Remove
220 handle_pragma_redefine_extname.
221 * c-cppbuiltin.c: Remove use of
222 targetm.handle_pragma_redefine_extname.
223 * c-pragma.c: Likewise.
224 * target-def.h (TARGET_INITIALIZER): Remove
225 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
226 * config/sol2.h: Remove use of
227 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
229 2009-08-14 Douglas B Rupp <rupp@gnat.com>
231 * config/ia64/fde-vms.c: New file.
232 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
233 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
234 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
235 (uw_frame_state_for): Only register a personality routine if it is
236 known to be compatible with our expectations.
237 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
238 Declare unw_table_entry stack variable and
239 mod all calls to _Unwind_FindTableEntry to add arg.
240 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
241 (_Unwind_FindTableEntry): Add arg to prototype.
243 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
245 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
246 field 'signal_pfs_loc'.
247 (uw_frame_state_for): Remove duplicate code dealing with leaf
248 procedures without unwind info.
249 If in the frame after unwinding through a signal handler, restore
250 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
251 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
252 'pfs_loc' to the AR.PFS location in the signal context; instead
253 set 'signal_pfs_loc'.
254 Manually generate the unwind info for the AR.PFS register.
255 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
256 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
257 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
258 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
259 instead set 'signal_pfs_loc'.
260 Remove code preventing the AR.PFS register from being restored
261 from the signal context.
263 2009-08-14 Douglas B Rupp <rupp@gnat.com>
264 Tristan Gingold <gingold@adacore.com>
266 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
267 * config/ia64/t-vms: New file.
268 * config/ia64/vms64.h: New file.
269 * config/ia64/vms.h: New file.
270 * config/ia64/vms-crtinit.asm: New file.
271 * config/ia64/vms_symvec_libgcc_s.opt: New file.
272 * config/ia64/vms-unwind.h: New file.
274 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
276 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
279 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
282 * builtins.c (do_mpc_arg2): Make extern, define for any MPC
283 version. Move declaration...
284 * real.h (do_mpc_arg2): ... here.
285 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
288 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
290 * final.c (add_debug_prefix_map): Don't use GC memory for
291 old_prefix and new_prefix.
293 2009-08-14 Richard Guenther <rguenther@suse.de>
295 * ipa-prop.c (compute_complex_pass_through): If we cannot
296 compute a non-varying offset for IPA_JF_ANCESTOR punt.
298 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
300 * c-lex.c (c_lex_with_flags): Increase size of local variable
301 to avoid memory clobber.
303 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
306 * config/i386/i386.c (ix86_fp_comparison_strategy):
307 Only enable/disable sahf at function granularity.
309 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
311 PR rtl-optimization/41064
312 * reload1.c (reload_as_needed): Don't call extract_insn
313 for known invalid replacements after calling
314 validate_replace_rtx_group and verify_changes.
316 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
319 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
320 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
321 ix86_expand_fp_vcond.
322 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
323 Assert that operation is supported by ix86_expand_int_vcond.
324 (vcondu<SSEMODE124C8:mode>): Ditto.
326 2009-08-13 DJ Delorie <dj@redhat.com>
328 * config/i386/djgpp-stdint.h: New.
329 * config.gcc (djgpp): Use it.
331 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
333 * config/sh/sh.c (sh_override_options): When flag_exceptions or
334 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
336 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
338 * tree-ssa-loop-prefetch.c
339 (prune_ref_by_group_reuse): Enhance probabilistic analysis
340 for long-stride pruning.
341 (compute_miss_rate): New function to compute the probability
342 that two memory references access different cache lines.
344 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
346 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
348 2009-08-13 Richard Guenther <rguenther@suse.de>
351 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
352 use the constant pointer type.
353 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
354 of CV qualifiers on the target pointer type.
355 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
356 conversion check before restrict check.
358 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
361 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
363 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
365 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
367 2009-08-12 Richard Guenther <rguenther@suse.de>
369 PR tree-optimization/41011
370 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
371 and reference constructing.
373 2009-08-12 Xinliang David Li <davidxl@google.com>
375 PR tree-optimization/41012
376 * tree-flow.h : New external interface.
377 * gimple-low.c (check_call_arg): Change to public function.
378 Remove argument mismatch check in lowering.
379 * tree-inline.h (tree_can_inline_p): Interface change.
380 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
382 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
383 Call change to tree_can_inline_p function.
384 (cgraph_decide_inlining_incrementally): Ditto.
386 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
388 PR tree-optimization/41031
389 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
390 on the partition variable rather than promote_mode on the source
391 type. Assert that the partition variable's type has the same
392 mode as the source value's.
394 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
396 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
398 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
400 * calls.c (expand_call): Fix typo.
401 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
403 * stmt.c (expand_value_return): Use promote_function_mode to copy out
405 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
406 * config/cris/cris.c (cris_promote_function_mode): Likewise.
407 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
408 * config/pa/pa.c (pa_promote_function_mode): Likewise.
410 2009-08-11 Andrew Haley <aph@redhat.com>
412 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
414 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
417 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
419 2009-08-12 Richard Guenther <rguenther@suse.de>
421 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
422 * gimplify.c (gimplify_modify_expr): Do not use
423 lang_hooks.types_compatible_p.
424 * tree-ssa.c (useless_type_conversion_p): For aggregates
425 just return false if the canonical types differ.
427 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
430 * sese.c (convert_for_phi_arg): New.
431 (add_guard_exit_phis): Use convert_for_phi_arg.
433 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
435 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
436 unknown subscript upper bounds.
438 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
439 Pranav Garg <pranav.garg2107@gmail.com>
441 * graphite-interchange.c (gather_access_strides): Removed.
442 (ppl_max_for_le): New.
443 (build_linearized_memory_access): New.
444 (memory_stride_in_loop): New.
445 (pbb_interchange_profitable_p): Reimplemented.
446 * graphite-ppl.h (ppl_new_id_map): New.
447 (ppl_interchange): New.
449 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
451 * graphite-interchange.c (compute_subscript): Removed.
452 (compute_array_size_cstr): Removed.
453 (compute_array_size_poly): Removed.
454 (compute_array_size): Removed.
455 (gather_access_strides_poly): Removed.
456 (gather_access_strides): Empty.
458 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
460 * graphite-dependences.c (dependence_polyhedron_1): Replace
461 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
462 (graphite_legal_transform_dr): Same.
463 (graphite_carried_dependence_level_k): Same.
464 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
465 Initialize PDR_NB_SUBSCRIPTS.
466 (print_pdr_access_layout): Replace pdr_nb_subscripts with
468 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
469 (PDR_NB_SUBSCRIPTS): New.
470 (pdr_nb_subscripts): Removed.
471 (pdr_dim): Simplified.
472 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
473 with PDR_NB_SUBSCRIPTS.
475 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
477 * graphite-interchange.c (compute_array_size): Remove use of
479 * graphite-poly.c (new_poly_dr): Remove argument data_container.
480 Do not initialize PDR_DATA_CONTAINER.
481 (print_pdr): Do not print PDR_DATA_CONTAINER.
482 * graphite-poly.h (struct poly_dr): Remove data_container field.
483 (PDR_DATA_CONTAINER): Removed.
484 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
486 (build_poly_dr): Same.
488 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
489 Sebastian Pop <sebastian.pop@amd.com>
491 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
492 copy of the dependence polyhedron. Free the temporary objects.
493 (graphite_carried_dependence_level_k): Free unused objects before
496 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
497 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
498 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
499 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
500 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
502 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
504 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
505 Early return without analyzing the data dependences if no
506 transform has been done. Call restore_scattering if the transform
508 (graphite-interchange.c): Same.
509 * graphite-poly.c (print_scattering_function): Test for
511 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
512 (apply_poly_transforms): Do not gcc_assert that
513 the transform is legal.
514 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
515 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
516 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
517 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
518 * graphite-poly.h (struct poly_scattering): New.
519 (struct poly_bb): Add original, transformed, and saved fields.
520 Remove transformed_scattering, original_scattering,
521 nb_local_variables and nb_scattering_transform fields.
522 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
523 (poly_scattering_new): New.
524 (poly_scattering_free): New.
525 (poly_scattering_copy): New.
526 (store_scattering_pbb): New.
527 (store_scattering): New.
528 (restore_scattering_pbb): New.
529 (restore_scattering): New.
530 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
531 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
533 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
535 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
538 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
540 * Makefile.in (graphite.o): Depends on PREDICT_H.
541 * graphite.c: Include predict.h.
542 (graphite_finalize): Call tree_estimate_probability.
543 * predict.c (predict_loops): Do not call scev_initialize and
545 (tree_estimate_probability_bb): New.
546 (tree_estimate_probability): Do not initialize loops: move that
547 code to the driver. Call tree_estimate_probability_bb.
548 (tree_estimate_probability_driver): New.
549 (pass_profile): Use tree_estimate_probability_driver.
550 * predict.h (tree_estimate_probability): Declared.
552 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
554 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
555 * graphite-dependences.c (graphite_legal_transform): Add time to
556 TV_GRAPHITE_DATA_DEPS.
557 (dependency_between_pbbs_p): Same.
558 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
560 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
562 PR rtl-optimization/41033
563 * alias.c (nonoverlapping_component_refs_p): Punt when strict
564 aliasing is disabled.
566 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
568 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
569 si_mask_operand, and_load_operand, low_bitmask_operand,
570 and_reg_operand, and_operand): New predicates.
571 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
572 * config/mips/mips.c (and_operands_ok): New function.
573 * config/mips/mips-protos.h (and_operands_ok): Declare it.
574 * config/mips/mips.md (move_type): Add ext_ins and logical.
576 (and<mode>3): Use and_reg_operand as the second operand's predicate.
577 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
578 shift_shift. Remove commutative constraint modifier.
579 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
581 (*clear_upper32_dext): Remove define_insn_and_split.
582 (*clear_upper32): Turn this define_insn_and_split ...
583 (splitter for ANDing register with 0xffff_ffff): .. into this.
585 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
587 * combine.c (try_widen_shift_mode): Factor out code to check if an
588 integer constant is a low-order bitmask from here ...
589 * rtlanal.c (low_bitmask_len): ... to here.
590 * rtl.h (low_bitmask_len): Declare.
592 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
595 * config/alpha/alpha.md (addsi3): Remove expander.
596 (addsi3): Rename from *addsi3_internal insn pattern.
597 (subsi3): Remove expander.
598 (subsi3): Rename from *subsi3_internal insn pattern.
600 2009-08-11 Douglas B Rupp <rupp@gnat.com>
602 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
605 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
606 Eric Botcazou <botcazou@adacore.com>
607 Douglas B Rupp <rupp@gnat.com>
609 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
610 that records that fit in 64 bits are returned by immediate value,
611 as required by OpenVMS Calling Standard.
612 (function_value): Adjust for above modification.
613 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
614 virtual_incoming_args_rtx as base object, not next_arg.
615 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
617 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
619 * reload.c (find_reloads_subreg_address): Check the original
620 req_equiv_mem address to detect the case where an address is
621 not valid in the outer mode.
623 2009-08-11 Richard Guenther <rguenther@suse.de>
626 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
628 2009-08-10 Douglas B Rupp <rupp@gnat.com>
630 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
631 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
633 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
634 Douglas B Rupp <rupp@gnat.com>
636 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
637 PT_STACK when frame_pointer_needed on OpenVMS.
638 (alpha_pv_save_size, alpha_using_fp): Remove.
639 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
640 with proper processing for PT_NULL.
641 (alpha_vms_initial_elimination_offset): New function. Support for
642 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
643 (alpha_sa_size): Force procedure type to PT_STACK when
644 frame_pointer_needed on OpenVMS.
645 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
646 (alpha_using_fp): Likewise.
647 (alpha_vms_can_eliminate): Add prototype.
648 (alpha_vms_initial_elimination_offset): Likewise.
649 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
650 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
652 2009-08-10 Eric Botcazou <botcazou@adacore.com>
653 Douglas B Rupp <rupp@gnat.com>
655 * config/alpha/alpha.c (common_object_handler): New function.
656 (vms_attribute_table): Declare a single attribute "common_object".
657 (vms_output_aligned_decl_common): New global function.
658 (SECTION_VMS_OVERLAY): Delete.
659 (SECTION_VMS_GLOBAL): Likewise.
660 (SECTION_VMS_INITIALIZE): Likewise.
661 (vms_asm_named_section): Remove support for above flags.
662 (vms_section_type_flags): Delete.
663 (TARGET_SECTION_TYPE_FLAGS): Likewise.
664 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
665 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
666 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
668 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
671 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
672 (sub_ddmmss): Likewise.
674 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
677 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
680 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
683 * reload1.c (reload_as_needed): Use cancel_changes to completely
684 undo a failed replacement attempt.
686 2009-08-10 Richard Guenther <rguenther@suse.de>
689 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
690 (useless_type_conversion_p): ... here. Require pointer targets
693 2009-08-10 Dodji Seketeli <dodji@redhat.com>
696 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
697 loose the original type of the statement list.
699 2009-08-09 Douglas B Rupp <rupp@gnat.com>
701 * config/alpha/alpha.c: Include libfuncs.h
702 (avms_asm_output_extern): New function.
703 (alpha_init_libfuncs): Init some decc libfuncs.
704 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
705 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
706 (DO_CRTL_NAMES): Define.
708 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
709 (LONG_TYPE_SIZE): Define.
710 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
711 (SUBTARGET_SWITCHES): Define malloc64 switch.
712 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
713 (MASK_RETURN_ADDR): Define.
714 doc/invoke.texi (mmalloc64): Document switch.
716 2009-08-09 Olivier Hainque <hainque@adacore.com>
717 Douglas B Rupp <rupp@gnat.com>
719 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
720 uses_condition_handler.
721 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
722 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
723 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
724 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
725 (code_for_builtin): New insn codes for the new alpha_builtins.
726 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
727 (alpha_sa_size): Account for uses_condition_handler.
728 (alpha_expand_prologue): Likewise.
729 (alpha_start_function): Likewise.
730 (alpha_expand_epilogue): Likewise.
731 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
732 establish/revert expanders.
733 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
734 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
735 New expander, resorting to the alpha.c associated function.
736 (builtin_revert_vms_condition_handler): Likewise.
737 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
738 __gcc_shell_handler, the static VMS condition handler used as
739 an indirection wrapper to the current dynamically established
741 * config/alpha/vms-unwind.h: Complete rewrite.
742 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
743 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
745 2009-08-09 Eric Botcazou <botcazou@adacore.com>
746 Douglas B Rupp <rupp@gnat.com>
748 * config/alpha/alpha.c (alpha_links): Add 'target' field.
749 (alpha_need_linkage): Handle aliases. Return function symbol.
750 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
751 Use ultimate alias target for the linkage name.
752 * config/alpha/alpha.md (movmemdi): Use the symbol returned
753 by alpha_need_linkage for the function symbol.
754 (setmemdi): Likewise.
756 2009-08-09 Douglas B Rupp <rupp@gnat.com>
758 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
759 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
760 (ASM_WEAKEN_LABEL): Define.
761 (CRT_CALL_STATIC_FUNCTION): Define.
762 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
763 (ENDFILE_SPEC): Define.
764 (INIT_SECTION_ASM_OP): Define.
765 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
766 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
768 (MULTILIB_OSDIRNAMES): Define.
769 (shlib_version): Define.
771 (SHLIB_OBJS): Define.
772 (SHLIB_NAME): Define.
773 (SHLIB_MULTILIB): Define.
774 (SHLIB_INSTALL): Define.
775 (SHLIB_SYMVEC): Define.
776 (SHLIB_SYMVECX2): Define.
777 (SHLIB_LINK): Define.
779 2009-08-09 Douglas B Rupp <rupp@gnat.com>
781 * config/alpha/alpha.c (alpha_initialize_trampoline):
782 Initialize VMS trampoline IAW ABI for bounded procedure calls.
783 (alpha_start_function): Emit transfer address on nested functions
784 for VMS trampoline call.
785 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
786 since no longer used.
787 * config/alpha/vms-tramp.asm: Remove.
788 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
789 since now only data initialized at runtime.
791 2009-08-09 Douglas B Rupp <rupp@gnat.com>
793 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
794 (LINK_GCC_C_SEQUENCE_SPEC): Define.
795 (MD_EXEC_PREFIX): Remove, no longer used.
796 (MD_STARTFILE_PREFIX): Likewise.
797 (INCLUDE_DEFAULTS): Likewise.
798 * config/alpha/t-vms:
799 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
801 2009-08-09 Richard Guenther <rguenther@suse.de>
803 PR tree-optimization/41016
804 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
805 (operand_precision): Remove.
806 (integral_operand_p): Likewise.
807 (recognize_single_bit_test): Adjust.
809 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
811 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
812 operation overflows. Likewise non-cast unary arithmetic.
813 If one arm of a conditional expression is always taken,
814 inhibit evaluation warnings for the other arm. Likewise inhibit
815 evaluation warnings for the second && or || operand if the first
816 operand is enough to determine the result.
817 * c-typeck.c (build_conditional_expr): Apply the same inhibition
819 (build_binary_op): Prevent duplicate evaluation warnings.
821 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
823 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
824 and destination have different modes, Use promote_mode to
825 determine the signedness of the conversion. Assert that the
826 promoted source mode matches the destination mode. Don't pass
827 the destination and destination mode to expand_expr if the source
828 mode is different. Simplify conversion logic.
830 2009-08-09 Ira Rosen <irar@il.ibm.com>
832 PR tree-optimization/41008
833 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
834 from condition only in case it's a comparison. Adjust checks.
836 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
838 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
839 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
840 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
841 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
842 (dump_cand): Handle them.
843 (struct iv_cand): New members COST_STEP and AINC_USE.
844 (stmt_after_increment): Likewise.
845 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
846 callers changed. Use gimple_uid comparison instead of scanning.
847 (add_candidate_1): When looking for identical candidates, take
848 AINC_USE into account. Set it for new candidates.
849 (force_expr_to_var_cost): Cast target_spill_cost to int.
850 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
851 All callers changed. Check for availability of autoinc addressing
852 modes, both in general for a given mode, and in the specific use case.
853 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
855 (get_computation_cost): Likewise.
856 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
857 add_autoinc_candidates): New static functions.
858 (add_candidate): Call add_autoinc_candidates for candidates based on
860 (find_iv_candidates): Call set_autoinc_for_original_candidates.
861 (determine_use_iv_cost_address): If we have an autoinc candidate at
862 the matching use, verify autoinc is possible and subtract the cost
863 of the candidate's step from the cost.
864 (determine_iv_cost): Record the cost of the increment in the COST_STEP
865 member of the candidate.
866 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
867 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
869 2009-08-09 Douglas B Rupp <rupp@gnat.com>
871 * config.build (ia64-hp-*vms*): New target.
872 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
874 * config.gcc (ia64-hp-*vms*): New target.
875 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
877 * config.host (ia64-hp-*vms*): New target.
878 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
881 2009-08-08 Richard Guenther <rguenther@suse.de>
883 PR tree-optimization/40991
884 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
886 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
888 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
889 mode check. Do truncations in an integer mode.
890 (force_to_mode): Handle subregs for all mode types. Only do
891 arithmetic simplifications on integer modes.
893 2009-08-07 Richard Guenther <rguenther@suse.de>
895 PR tree-optimization/40999
896 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
897 (maybe_fold_reference): Lookup constant initializers.
898 (fold_gimple_assign): Likewise.
900 2009-08-07 Richard Guenther <rguenther@suse.de>
902 * tree-ssa.c (useless_type_conversion_p_1): Only for types
903 that require structural equality defer to the langhook.
905 2009-08-07 Martin Jambor <mjambor@suse.cz>
907 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
909 (struct ipa_pass_through_data): New type.
910 (struct ipa_ancestor_jf_data): New type.
911 (union jump_func_value): Removed field formal_id, added fields
912 pass_through and ancestor.
913 (struct ipa_param_call_note): Changed type of formal_id to int from
915 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
916 operations jump functions and ancestor jump functions.
917 (compute_complex_pass_through): New function.
918 (compute_scalar_jump_functions): Call compute_complex_pass_through,
919 reflect changes in the jump function strucutre.
920 (update_jump_functions_after_inlining): Ignore complex pass-through
921 and ancestor jump functions.
922 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
923 polynomial pass-through with operation jump functions.
925 2009-08-07 Jakub Jelinek <jakub@redhat.com>
927 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
928 fde->dw_fde_begin as begin label instead of hot/cold label.
929 Use LLSDAC label instead of LLSDA for second section lsda.
930 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
931 label instead of LLSDA if it is true.
932 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
934 * except.c (add_call_site, dw2_size_of_call_site_table): Add
935 SECTION argument. Use it as index into crtl->eh.call_site_record
937 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
938 use it to determine how to print table entries instead of using
939 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
940 label instead of normal begin label as base.
941 (sjlj_assign_call_site_values): Adjust add_call_site caller.
942 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
943 ensure no EH range spans between sections and that landing pads
944 are always in the corresponding section.
945 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
946 for crtl->eh.call_site_record being an array rather than scalar.
947 (output_one_function_exception_table): New function, copied
948 from output_function_exception_table. Adjust
949 dw2_size_of_call_site_table, dw2_output_call_site_table
950 callers. For SECOND section use *C suffixed labels.
951 (output_function_exception_table): Call
952 output_one_function_exception_table and, when doing hot/cold
953 partitioning, also another time for the second section.
954 * opts.c: Include except.h.
955 (decode_options): Allow -freorder-blocks-and-partition with
956 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
957 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
958 * function.h (struct rtl_eh): Change call_site_record from
959 scalar into array of 2 elements.
961 2009-08-07 Martin Jambor <mjambor@suse.cz>
963 * ipa-prop.c (count_formal_params_1): New function.
964 (ipa_get_vector_of_formal_parms): New function.
965 (get_vector_of_formal_parm_types): New function.
966 (ipa_modify_formal_parameters): New function.
967 (ipa_modify_call_arguments): New function.
968 (index_in_adjustments_multiple_times_p): New function.
969 (ipa_combine_adjustments): New function.
970 (ipa_dump_param_adjustments): New function.
971 * ipa-prop.h (struct ipa_parm_adjustment): New type.
972 (ipa_get_vector_of_formal_parms): Declare.
973 (ipa_modify_formal_parameters): Declare.
974 (ipa_modify_call_arguments): Declare.
975 (ipa_combine_adjustments): Declare.
976 (ipa_dump_param_adjustments): Declare.
977 (build_ref_for_offset): Declare.
978 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
979 * tree-sra.c: Include ipa-prop.c.
980 (build_ref_for_offset): Make public.
982 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
984 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
986 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
988 * gcc/doc/extend.texi (__builtin_extract_return_address)
989 (__builtin_frob_return_address): Document.
991 2009-08-06 Paul Brook <paul@codesourcery.com>
993 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
994 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
995 implementation on ARMv6-M.
997 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
999 * doc/extend.texi (pcs): Document new attribute for ARM.
1001 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1003 * arm.c (pcs_attribute_args): Comment out unsupported attribute
1006 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1008 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
1011 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1013 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
1015 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1017 Merge ARM/hard_vfp_branch to trunk.
1019 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
1021 * arm.c (libcall_eq): New function.
1022 (libcall_hash): New function.
1023 (add_libcall): New function.
1024 (arm_libcall_uses_aapcs_base): New function.
1025 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
1026 libcalls using the base PCS.
1027 (arm_init_cumulative_args): Likewise.
1029 2009-07-20 Joseph Myers <joseph@codesourcery.com>
1031 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
1032 Use base ABI for conversion libfuncs between HFmode and SFmode.
1034 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1036 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
1037 V4SImode as representatives of all 64-bit and 128-bit vector
1038 types. Allow vector types without vector modes.
1039 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
1040 without vector modes like BLKmode.
1041 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
1042 BLKmode. Avoid unsupported vector modes or TImode moves for
1044 (aapcs_vfp_allocate_return_reg): Likewise.
1045 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
1046 V8QImode if TARGET_NEON || TARGET_IWMMXT.
1048 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1050 * config/arm/arm.c (arm_handle_pcs_attribute): New.
1051 (arm_get_pcs_model): Pass attribute arguments to
1052 arm_pcs_from_attribute.
1053 (arm_init_cumulative_args): Use base AAPCS for conversions from
1054 floating-point types to DImode.
1055 (arm_attribute_table): Add pcs attribute.
1056 (arm_handle_pcs_attribute): New.
1057 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
1058 conversions from floating-point types to DImode, also declare them
1059 to use base AAPCS and declare functions they call to use base
1060 AAPCS and their RTABI names.
1062 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1064 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
1065 -mfloat-abi=hard not being supported for VFP.
1067 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
1069 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
1070 SYMBOL_REF to hard_libcall_value.
1072 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1073 Richard Earnshaw <rearnsha@arm.com>
1075 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
1076 has been put on the stack, all remaining co-processory arguments for
1077 that co-processor also go on the stack.
1079 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1081 * config/arm/arm.c (arm_return_in_memory): Handle returning
1082 vectors of suitable size in registers also for AAPCS case.
1084 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
1086 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
1088 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
1090 ARM Hard-VFP calling convention
1091 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
1092 * target.h (gcc_target): Add libcall_value to table of call hooks.
1093 * targhooks.h (default_libcall_value): Default implementation.
1094 * targhooks.c (default_libcall_value): Likewise.
1095 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
1096 * optabs.c (expand_unop): Use it.
1097 * expr.h (hard_libcall_value): Pass the function RTX through.
1098 * calls.c (emit_library_call_value_1): Update call to
1100 * explow.c (hard_libcall_value): Use new target hook.
1101 * testsuite/lib/target-supports.exp
1102 (check_effective_target_arm_hard_vfp_ok): New hook.
1103 (check_effective_target_arm_neon_ok): Improve test for neon
1105 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
1106 * config/arm/arm.c: Include cgraph.h
1107 (TARGET_FUNCTION_VALUE): Override default hook.
1108 (arm_pcs_default): New variable.
1109 (arm_override_options): Don't fault hard calling convention with VFP.
1110 Add support for AAPCS variants.
1111 (arm_function_value): Make static. Handle AAPCS variants.
1112 (arm_libcall_value): New function.
1113 (arm_apply_result_size): Handle VFP registers in results.
1114 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
1116 (pcs_attribute_args): New variable.
1117 (arm_pcs_from_attribute): New function.
1118 (arm_get_pcs_model): New function.
1119 (aapcs_vfp_cum_init): New function.
1120 (aapcs_vfp_sub_candidate): New function.
1121 (aapcs_vfp_is_return_candidate): New function.
1122 (aapcs_vfp_is_call_candidate): New function.
1123 (aapcs_vfp_allocate): New function.
1124 (aapcs_vfp_allocate_return_reg): New function.
1125 (aapcs_vfp_advance): New function.
1126 (aapcs_cp_arg_layout): New variable.
1127 (aapcs_select_call_coproc): New function.
1128 (aapcs_select_return_coproc): New function.
1129 (aapcs_allocate_return_reg): New function.
1130 (aapcs_libcall_value): New function.
1131 (aapcs_layout_arg): New function.
1132 (arm_init_cumulative_args): Initialize AAPCS args data.
1133 (arm_function_arg): Handle AAPCS variants using new interface.
1134 (arm_arg_parital_bytes): Likewise.
1135 (arm_function_arg_advance): New function.
1136 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
1137 calling conventions.
1138 (arm_setup_incoming_varargs): Handle new AAPCS args data.
1139 * arm.h (NUM_VFP_ARG_REGS): Define.
1140 (LIBCALL_VALUE): Update.
1141 (FUNCTION_VALUE): Delete.
1142 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
1143 (arm_pcs): New enum.
1144 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
1145 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
1146 (FUNCTION_ARG_REGNO_P): Add VFP regs.
1147 * arm-protos.h (arm_function_arg_advance): Add.
1148 (aapcs_libcall_value): Add.
1149 (arm_function_value): Delete.
1151 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
1152 H.J. Lu <hongjiu.lu@intel.com>
1155 * config/i386/i386.c (standard_sse_mode_p): Remove.
1156 (standard_sse_constant_p): Return 2 for integer mode
1157 vector_all_ones_operand when SSE2 is enabled.
1158 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
1159 (ix86_expand_vector_move): Do not check for negative values from
1160 standard_sse_constant_p.
1162 2009-08-06 Richard Guenther <rguenther@suse.de>
1164 * tree-ssa.c (useless_type_conversion_p_1): Make function and
1165 array type comparisons frontend independent.
1166 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
1167 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
1168 out array reference lower bound and element size operands.
1169 (ao_ref_init_from_vn_reference): Properly compute the offset
1170 for ARRAY_RANGE_REF.
1171 (vn_reference_fold_indirect): Fill out array reference lower
1172 bound and element size operands.
1173 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
1174 a non gimple valued reference operand which can happen for
1175 array reference lower bound or element size.
1176 (create_component_ref_by_pieces_1): Properly generate the
1177 element size operand for array references.
1179 2009-08-06 Richard Guenther <rguenther@suse.de>
1181 PR tree-optimization/40964
1182 * tree.c (iterative_hash_host_wide_int): Export.
1183 * tree.h (iterative_hash_host_wide_int): Declare.
1184 * tree-ssa-structalias.c (heapvar_map): New struct.
1185 (heapvar_map_eq): New function.
1186 (heapvar_map_hash): Likewise.
1187 (heapvar_lookup): Adjust.
1188 (heapvar_insert): Likewise.
1189 (make_constraint_from_heapvar): Allow multiple heap variables
1190 per decl at different offsets.
1191 (init_alias_heapvars): Adjust.
1193 2009-08-04 David Daney <ddaney@caviumnetworks.com>
1195 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
1196 * mips_output_sync_loop (mips_output_sync_loop): Only emit
1197 trailing sync if TARGET_SYNC_AFTER_SC.
1199 2009-08-05 David Daney <ddaney@caviumnetworks.com>
1201 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
1202 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
1203 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
1204 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
1205 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1206 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1207 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1208 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
1209 test_and_set_12): Rewrite calls to mips_output_sync_loop.
1210 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
1211 the prototype declaration match the definition.
1212 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
1213 instructions explicitly. Add barrier_before and operands
1215 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
1216 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
1217 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
1218 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1219 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
1220 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
1222 2009-08-05 Andrew Pinski <pinskia@gmail.com>
1224 * tree-ssa-alias.c: Fix intervals to use [) syntax.
1226 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
1227 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1230 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
1233 2009-08-05 Jakub Jelinek <jakub@redhat.com>
1235 PR rtl-optimization/40924
1236 * dse.c (canon_address): Before calling cselib_expand_value_rtx
1237 make sure canon_rtx (mem_address) isn't simpler than
1238 canon_rtx (expanded_mem_address).
1240 2009-08-05 Li Feng <nemokingdom@gmail.com>
1242 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
1244 (build_scop_drs): Build alias set for each SCoP.
1246 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
1248 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
1249 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
1250 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
1251 (MIPS_ARCH_FLOAT_SPEC): Likewise.
1252 (BASE_DRIVER_SELF_SPECS): Likewise.
1254 2009-08-04 Andrew Pinski <pinskia@gmail.com>
1256 * tree-ssa-alias.c: Fix some comment typos.
1258 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
1260 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
1261 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
1263 2009-08-03 Janis Johnson <janis187@us.ibm.com>
1266 * simplify-rtx.c (simplify_binary_operation_1): Disable
1267 simplifications for decimal float operations.
1269 2009-08-03 Jakub Jelinek <jakub@redhat.com>
1272 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
1273 operand of INDIRECT_REF.
1275 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
1277 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
1278 constants referencing TLS symbols.
1280 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1282 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
1283 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
1285 2009-08-03 Richard Guenther <rguenther@suse.de>
1287 * tree.c (make_vector_type): Build a main variant first,
1288 get the canonical one and then build the variant.
1289 * tree-ssa.c (useless_type_conversion_p_1): Handle
1291 (useless_type_conversion_p): Conversions to pointers to
1292 incomplete record types are useless.
1294 2009-08-03 Richard Guenther <rguenther@suse.de>
1296 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
1297 file will be created.
1298 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
1299 * toplev.c (compile_file): Adjust comment.
1301 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
1303 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
1304 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
1305 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1306 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1307 (sh_promote_function_mode): Fix typo.
1309 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
1311 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
1313 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1315 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
1316 declaration arguments.
1318 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
1320 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
1321 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
1322 (ix86_split_ashl): Ditto.
1323 (ix86_expand_vector_init_one_nonzero): Ditto.
1324 (ix86_expand_vector_set): Ditto.
1325 (ix86_expand_reduc_v4sf): Ditto.
1327 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
1329 * explow.c (promote_function_mode): Remove assert.
1330 * config/sh/sh.c (sh_promote_function_mode): Declare.
1332 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1334 * config/pa/pa.c (pa_promote_function_mode): Declare.
1335 Change to static. Fix promote_mode call.
1337 * gthr-dce.h (CONST_CAST2): Define if not defined.
1338 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
1340 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
1342 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
1344 * expr.c (store_constructor): Use promote_decl_mode. Remove
1345 now write-only variable unsignedp.
1346 (expand_expr_real_1): Use promote_decl_mode.
1347 * expr.h (promote_function_mode, promote_decl_mode): New.
1348 (promote_mode): Remove last argument.
1349 * function.c (assign_temp): Drop last argument of promote_mode.
1350 (assign_parm_find_data_types): Use promote_function_mode.
1351 (assign_parm_setup_reg): Likewise.
1352 (expand_function_end): Use promote_function_mode.
1353 * calls.c (initialize_argument_information): Use promote_function_mode.
1354 (precompute_arguments): Use promote_mode instead of checking if
1355 only PROMOTE_FUNCTION_MODE is defined.
1356 (expand_call): When making sibcall decisions, use promote_function_mode.
1357 Below, remove an if for targetm.calls.promote_function_return and
1358 and use promote_function_mode.
1359 (emit_library_call_value_1): Use promote_function_mode, fix bug
1360 where promote_mode was passed FOR_CALL == 0 for a return value in an
1362 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1363 * explow.c (promote_function_mode, promote_decl_mode): New.
1364 (promote_mode): Keep only the FOR_CALL == 0 case.
1365 * combine.c (setup_incoming_promotion): Remove test of
1366 promote_function_args. Use promote_function_mode.
1367 * stmt.c (expand_value_return): Use promote_decl_mode.
1368 (expand_decl): Use promote_decl_mode.
1370 * expr.c (store_constructor): Use promote_decl_mode. Remove
1371 now write-only variable unsignedp.
1372 (expand_expr_real_1): Use promote_decl_mode.
1373 * expr.h (promote_function_mode, promote_decl_mode): New.
1374 (promote_mode): Remove last argument.
1375 * function.c (assign_temp): Drop last argument of promote_mode.
1376 (assign_parm_find_data_types): Use promote_function_mode.
1377 (assign_parm_setup_reg): Likewise.
1378 (expand_function_end): Use promote_function_mode.
1379 * calls.c (initialize_argument_information): Use promote_function_mode.
1380 (precompute_arguments): Use promote_mode instead of checking if
1381 only PROMOTE_FUNCTION_MODE is defined.
1382 (expand_call): When making sibcall decisions, use promote_function_mode.
1383 Below, remove an if for targetm.calls.promote_function_return and
1384 and use promote_function_mode.
1385 (emit_library_call_value_1): Use promote_function_mode, fix bug
1386 where promote_mode was passed FOR_CALL == 0 for a return value in an
1388 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1389 * explow.c (promote_function_mode, promote_decl_mode): New.
1390 (promote_mode): Keep only the FOR_CALL == 0 case.
1391 * combine.c (setup_incoming_promotion): Remove test of
1392 promote_function_args. Use promote_function_mode.
1393 * stmt.c (expand_value_return): Use promote_decl_mode.
1394 (expand_decl): Use promote_decl_mode.
1396 * explow.c (promote_function_mode): Just call the target hook.
1397 * targhooks.c (default_promote_function_mode,
1398 default_promote_function_mode_always_promote): New.
1399 * targhooks.h (default_promote_function_mode,
1400 default_promote_function_mode_always_promote): Declare.
1401 * target.h (promote_function_args, promote_function_return): Remove.
1402 (promote_function_mode): New.
1403 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1404 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1405 (TARGET_PROMOTE_FUNCTION_MODE): New.
1406 (TARGET_CALLS): Adjust.
1407 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1408 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1410 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1411 * config/s390/s390.c (s390_promote_function_mode): ... here,
1412 with pointer handling.
1413 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1414 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1416 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1417 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1418 with pointer handling.
1419 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1420 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1422 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1423 * config/sh/sh.c (sh_promote_function_mode): New.
1424 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1425 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1427 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1428 * config/cris/cris.c (cris_promote_function_mode): ... here.
1429 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1430 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1432 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1433 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1434 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1435 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1437 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1438 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1439 complex type handling.
1440 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1441 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1443 * config/pa/pa.c (pa_promote_function_mode): New.
1444 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1445 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1447 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1448 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1449 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1450 * config/xtensa/xtensa.c: Likewise.
1451 * config/stormy16/stormy16.c: Likewise.
1452 * config/iq2000/iq2000.c: Likewise.
1453 * config/rs6000/rs6000.c: Likewise.
1454 * config/picochip/picochip.c: Likewise.
1455 * config/arc/arc.c: Likewise.
1456 * config/mcore/mcore.c: Likewise.
1457 * config/score/score.c: Likewise.
1458 * config/mips/mips.c: Likewise.
1459 * config/bfin/bfin.c: Likewise.
1460 * config/ia64/ia64.c: Likewise (disabled though).
1462 * config/frv/frv.h: Remove pointless remark.
1464 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1465 TARGET_PROMOTE_FUNCTION_ARGS,
1466 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1467 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1469 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1471 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1472 -floop-parallelize-all.
1473 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1474 flag_loop_parallelize_all.
1475 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1476 * graphite.c (graphite_transform_loops): Same.
1478 * graphite-poly.c (apply_poly_transforms): Same.
1480 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1482 PR tree-optimization/40914
1483 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1484 if set, then check the delta field of the PMF record.
1485 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1486 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1487 call is stored in the delta.
1489 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1491 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1493 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1495 * config/i386/bsd.h (ASM_BYTE): New define.
1496 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1497 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1498 .byte. Use fputs or putc instead of fprintf where appropriate.
1499 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1500 fputs or putc instead of fprintf where appropriate.
1501 * config/i386/i386elf.h: Ditto.
1502 * config/i386/sysv4.h: Ditto.
1504 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1505 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1506 (*tls_global_dynamic_64): Ditto.
1508 2009-07-31 Christian Bruel <christian.bruel@st.com>
1510 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1512 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1514 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1515 Remove dead code for MINUS.
1517 2009-07-31 Anthony Green <green@moxielogic.com>
1519 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1521 (moxie_expand_epilogue): Ditto for epilogue.
1522 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1524 (moxie_function_arg): Ditto.
1525 (moxie_pass_by_reference): Ditto.
1526 (moxie_arg_partial_bytes): Ditto.
1527 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1528 (FUNCTION_ARG_ADVANCE) Ditto.
1529 (REG_PARM_STACK_SPACE) Ditto.
1530 (FUNCTION_ARG_REGNO_P) Dito.
1532 * config.gcc: Add moxie linux config support.
1533 * gcc/config/moxie/uclinux.h: New file.
1535 2009-07-31 DJ Delorie <dj@redhat.com>
1537 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1538 (UNSPECV_SP_SWITCH_E): New.
1539 (sp_switch_1): Change to an unspec.
1540 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1542 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1543 reference the new stack's address
1545 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1547 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1548 graphite-clast-to-gimple.o, graphite-dependences.o,
1549 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1550 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1551 (graphite-blocking.o,
1552 graphite-clast-to-gimple.o, graphite-dependences.o,
1553 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1554 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1555 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1556 * cfgloop.h (struct loop): Add can_be_parallel field.
1557 * common.opt (fgraphite-identity): Moved up.
1558 (fgraphite-force-parallel): New flag.
1559 * graphite.c: Rewrite.
1560 * graphite.h: Rewrite.
1561 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1563 * toplev.c (graphite_out_file): New file descriptor.
1564 (graphite_in_file): New.
1565 (process_options): flag_graphite_force_parallel cannot be used without
1567 * tree-ssa-loop.c: Include toplev.h.
1568 (gate_graphite_transforms): Enable flag_graphite for
1569 flag_graphite_force_parallel.
1571 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1573 * ChangeLog.graphite: New.
1574 * graphite-blocking.c: New.
1575 * graphite-clast-to-gimple.c: New.
1576 * graphite-clast-to-gimple.h: New.
1577 * graphite-dependences.c: New.
1578 * graphite-dependences.h: New.
1579 * graphite-interchange.c: New.
1580 * graphite-poly.c: New.
1581 * graphite-poly.h: New.
1582 * graphite-ppl.c: New.
1583 * graphite-ppl.h: New.
1584 * graphite-scop-detection.c: New.
1585 * graphite-scop-detection.h: New.
1586 * graphite-sese-to-poly.c: New.
1587 * graphite-sese-to-poly.h: New.
1591 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1593 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1594 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1596 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1598 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1599 (scev_is_linear_expression): Return false if the evolution is not
1600 affine multivariate.
1602 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1604 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1605 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1607 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1609 * tree-data-ref.c (debug_data_references): New.
1610 (debug_data_reference): New.
1611 * tree-data-ref.h (debug_data_references): Declared.
1612 (debug_data_reference): Declared.
1614 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1616 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1617 * tree-data-ref.h (scop_p): Removed.
1618 (struct data_reference): Remove field scop.
1620 (stmt_simple_memref_p): Removed.
1622 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1624 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1625 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1628 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1630 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1632 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1634 * doc/invoke.texi (-fgraphite-identity): Documented.
1636 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1638 * tree-scalar-evolution.c: Fix comment.
1639 (instantiate_scev_1): Return unknow from scev instantiation if the
1640 result is not above instantiate_below.
1642 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1644 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1645 static anymore. Instantiate the symbols that may have been introduced
1647 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1650 2009-07-30 DJ Delorie <dj@redhat.com>
1652 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1653 .vliw directive to VLIW sections.
1655 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1657 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1659 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1660 (AUTOHEADER): New variable.
1661 ($(srcdir)/cstamp-h.in): Use it.
1663 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1664 Pat Haugen <pthaugen@us.ibm.com>
1665 Revital Eres <ERES@il.ibm.com>
1667 * config/rs6000/vector.md (VEC_F): Add VSX support.
1671 (vector_load_<mode>): Ditto.
1672 (vector_store_<mode>): Ditto.
1673 (vector GPR move split): Ditto.
1674 (vec_reload_and_plus_<mptrsize>): Ditto.
1675 (vec_reload_and_reg_<mptrsize>): Ditto.
1676 (add<mode>3): Ditto.
1677 (sub<mode>3): Ditto.
1678 (mul<mode>3): Ditto.
1679 (neg<mode>2): Ditto.
1680 (abs<mode>2): Ditto.
1681 (smin<mode>3): Ditto.
1682 (smax<mode>3): Ditto.
1683 (vector_eq<mode>): Ditto.
1684 (vector_gt<mode>): Ditto.
1685 (vector_ge<mode>): Ditto.
1686 (vector_gtu<mode>): Ditto.
1687 (vector_select_<mode>_uns): Ditto.
1688 (vector_eq_<mode>_p): Ditto.
1689 (vector_gt_<mode>_p): Ditto.
1690 (vector_ge_<mode>_p): Ditto.
1691 (vector_gtu_<mode>_p): Ditto.
1692 (cr6_test_for_zero): Ditto.
1693 (cr6_test_for_zero_reverse): Ditto.
1694 (cr6_test_for_lt): Ditto.
1695 (cr6_test_for_lt_reverse): Ditto.
1696 (xor<mode>3): Ditto.
1697 (ior<mode>3): Ditto.
1698 (and<mode>3): Ditto.
1699 (one_cmpl<mode>2): Ditto.
1700 (nor<mode>2): Ditto.
1701 (andc<mode>2): Ditto.
1702 (float<VEC_int<mode>2): Ditto.
1703 (unsigned_float<VEC_int><mode>2): Ditto.
1704 (fix_trunc<mode><VEC_int>2): Ditto.
1705 (fixuns_trunc<mode><VEC_int>2): Ditto.
1707 (vec_set<mode>): Ditto.
1708 (vec_extract<mode>): Ditto.
1709 (vec_interleave_highv4sf): Ditto.
1710 (vec_interleave_lowv4sf): Ditto.
1711 (vec_realign_load_<mode>): Ditto.
1712 (vec_shl_<mode>): Ditto.
1713 (vec_shr_<mode>): Ditto.
1714 (div<mode>3): New patterns for VSX.
1715 (vec_interleave_highv2df): Ditto.
1716 (vec_interleave_lowv2df): Ditto.
1717 (vec_pack_trunc_v2df): Ditto.
1718 (vec_pack_sfix_trunc_v2df): Ditto.
1719 (vec_pack_ufix_trunc_v2df): Ditto.
1720 (vec_unpacks_hi_v4sf): Ditto.
1721 (vec_unpacks_lo_v4sf): Ditto.
1722 (vec_unpacks_float_hi_v4si): Ditto.
1723 (vec_unpacks_float_lo_v4si): Ditto.
1724 (vec_unpacku_float_hi_v4si): Ditto.
1725 (vec_unpacku_float_lo_v4si): Ditto.
1726 (movmisalign<mode>): Ditto.
1727 (vector_ceil<mode>2): New patterns for vectorizing math library.
1728 (vector_floor<mode>2): Ditto.
1729 (vector_btrunc<mode>2): Ditto.
1730 (vector_copysign<mode>3): Ditto.
1732 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1733 predicate for setting the high bit in each word, used for copysign.
1735 * config/rs6000/ppc-asm.h (f19): Whitespace.
1736 (f32-f63): Define if VSX.
1737 (v0-v31): Define if Altivec.
1738 (vs0-vs63): Define if VSX.
1740 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1742 * config/rs6000/power7.md: New file, provide tuning parameters for
1745 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1746 (rs6000_cpu_cpp_builtins): Ditto.
1747 (altivec_overloaded_builtins): Ditto.
1748 (altivec_resolve_overloaded_builtin): Ditto.
1750 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1751 debug switch to disable vectorizing simple math builtin
1754 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1755 Vectorize simple math builtin functions.
1756 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1757 hook to vectorize math builtins.
1758 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1759 (rs6000_builtin_conversion): Add VSX/power7 support.
1760 (rs6000_builtin_vec_perm): Ditto.
1761 (vsplits_constant): Add support for loading up a vector constant
1762 with just the high bit set in each part.
1763 (rs6000_expand_vector_init): Add VSX/power7 support.
1764 (rs6000_expand_vector_set): Ditto.
1765 (rs6000_expand_vector_extract): Ditto.
1766 (rs6000_emit_move): Ditto.
1767 (bdesc_3arg): Ditto.
1768 (bdesc_2arg): Ditto.
1769 (bdesc_1arg): Ditto.
1770 (rs6000_expand_ternop_builtin): Ditto.
1771 (altivec_expand_builtin): Ditto.
1772 (rs6000_expand_unop_builtin): Ditto.
1773 (rs6000_init_builtins): Ditto.
1774 (altivec_init_builtins): Ditto.
1775 (builtin_function_type): Ditto.
1776 (rs6000_common_init_builtins): Ditto.
1777 (rs6000_handle_altivec_attribute); Ditto.
1778 (rs6000_mangle_type): Ditto.
1779 (rs6000_vector_mode_supported_p): Ditto.
1780 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1783 * config/rs6000/vsx.md: New file for VSX support.
1785 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1786 identifing values with just the most significant bit set.
1787 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1788 vectorized builtins.
1790 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1791 (UNSPEC_VRFIM): Delete.
1792 (splitter for loading up vector with most significant bit): New
1793 splitter for vectorizing copysign.
1794 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1795 vectorizing simple math functions.
1796 (altivec_vrfip): Add support for vectorizing simple math functions.
1797 (altivec_vrfim): Ditto.
1798 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1800 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1801 (power7.md, vsx.md): Include for power7 support.
1802 (copysigndf3): Use VSX instructions if -mvsx.
1803 (negdf2_fpr): Ditto.
1804 (absdf2_fpr): Ditto.
1805 (nabsdf2_fpr): Ditto.
1806 (adddf3_fpr): Ditto.
1807 (subdf3_fpr): Ditto.
1808 (muldf3_fpr): Ditto.
1809 (divdf3_fpr): Ditto.
1810 (fix_truncdfdi2_fpr): Ditto.
1811 (cmpdf_internal1): Ditto.
1812 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1813 (btruncdf2, btruncdf2_fpr): Ditto.
1814 (ceildf2, ceildf2_fpr): Ditto.
1815 (floordf2, floordf2_fpr): Ditto.
1816 (floatdidf2, floatdidf2_fpr): Ditto.
1817 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1818 (fmsubdf4_fpr): Ditto.
1819 (fnmadddf4_fpr_1): Ditto.
1820 (fnmadddf4_fpr_2): Ditto.
1821 (fnmsubdf4_fpr_1): Ditto.
1822 (fnmsubdf4_fpr_2): Ditto.
1823 (fixuns_truncdfdi2): Add expander for VSX support.
1824 (fix_truncdfdi2): Ditto.
1825 (fix_truncdfsi2): Ditto.
1827 (btruncsf2): Whitespace.
1828 (movdf_hardfloat32): Add support for VSX registers.
1829 (movdf_softfloat32): Ditto.
1830 (movdf_hardfloat64): Ditto.
1831 (movdf_hardfloat64_mfpgpr): Ditto.
1832 (movdf_softfloat64): Ditto.
1833 (movti splitters): Add check for vector registers supporting
1834 TImode in the future.
1835 (bpermd): Add power7 bpermd instruction.
1837 * config/rs6000/altivec.h (vec_div): Define if VSX.
1841 (vec_nearbyint): Ditto.
1844 (all predicates): Use the generic builtin function, and not the V4SF
1845 specific function so that the predicates will work with VSX's V2DF.
1849 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
1850 Document new VSX functions and types.
1852 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
1855 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
1856 "wa", and "j" constraints. Modify "v" to talk about Altivec
1857 instead of just vector.
1859 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
1862 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
1863 location for phi arguments.
1864 (rewrite_update_phi_arguments): Find locations for reaching defs.
1865 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1866 Add location to add_phi_arg calls.
1867 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
1868 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
1869 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
1870 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
1871 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
1872 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
1873 * tree-phinodes.c (make_phi_node): Initialize location.
1874 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
1875 (add_phi_arg): Add location parameter.
1876 (remove_phi_arg_num): Move location when moving phi argument.
1877 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
1879 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
1880 slpeel_update_phi_nodes_for_guard1,
1881 slpeel_update_phi_nodes_for_guard2,
1882 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
1883 vect_loop_versioning): Set locations.
1884 * tree-parloops.c (create_phi_for_local_result,
1885 transform_to_exit_first_loop, create_parallel_loop): Add locations.
1886 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
1887 * tree-vect-loop.c (get_initial_def_for_induction,
1888 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
1890 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
1891 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
1892 (gimple_phi_arg_set_location): New. Set locus.
1893 (gimple_phi_arg_has_location): New. Check for locus.
1894 (redirect_edge_var_map_location): New. Return locus from var_map.
1895 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
1896 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
1897 combining PHI arguments.
1898 (cond_store_replacement): Set location.
1899 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
1900 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
1901 scop_add_exit_phis_edge): Add locations.
1902 * tree-cfgcleanup.c (remove_forwarder_block,
1903 remove_forwarder_block_with_phi): Add locations.
1904 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
1905 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
1907 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
1908 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
1909 flush_pending_stmts): Add source location.
1910 * lambda-code.c (perfect_nestify): Maintain location stack with argument
1911 stack to preserve locations.
1912 * tree-vect-stmts.c (vectorizable_load): Add location.
1913 * tree-inline.c (copy_phis_for_bb): Copy locus.
1914 (setup_one_parameter): Add call locus to inlined parameter stmts.
1915 (initialize_inlined_parameters): Pass in call location as parameter
1917 (tree_function_versioning): Pass location to setup_one_parameter.
1918 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
1919 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
1920 copy and edge lists.
1921 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
1922 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
1923 locus parameter and override the stmt default if provided.
1924 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1925 elim_graph_add_edge, elim_graph_remove_succ_edge,
1926 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
1927 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
1928 eliminate_phi): Add locus info in elimination graph for each edge and
1930 (insert_backedge_copies): Copy locus if present.
1931 * tree-flow.h (struct _edge_var_map): Add locus field.
1932 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
1933 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
1934 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
1936 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
1938 2009-07-30 Martin Jambor <mjambor@suse.cz>
1940 PR tree-optimization/40570
1941 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
1944 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
1946 * ssa-loop-manip.c: Include langhooks.h.
1947 (rewrite_phi_with_iv): New.
1948 (rewrite_all_phi_nodes_with_iv): New.
1949 (canonicalize_loop_ivs): Move here from tree-parloops.c.
1950 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
1951 * tree-parloops.c (loop_parallel_p): Move out all conditions
1952 except dependency check.
1953 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
1954 (gen_parallel_loop): Call canonicalize_loop_ivs without
1955 reduction_list argument.
1956 (build_new_reduction): New.
1957 (gather_scalar_reductions): New.
1958 (try_get_loop_niter): New.
1959 (try_create_reduction_list): New.
1960 (parallleize_loops): Change the parallel conditions check.
1961 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1962 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
1964 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
1966 * opt-functions.awk (opt_args): Allow argument to be enclosed in
1968 * doc/options.texi (Option properties): Mention new quoting syntax.
1970 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1972 * config/alpha/alpha.c (alpha_start_function):
1973 Handle VMS_DEBUG_MAIN_POINTER
1974 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
1975 * doc/invoke.texi: Document -mdebug-main switch.
1977 2009-07-29 Richard Henderson <rth@redhat.com>
1979 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
1980 (cgraph_create_edge_including_clones): Likewise.
1981 * tree-inline.c (copy_bb): Operate on the correct edges
1982 when updating the callgraph.
1984 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1986 * config/alpha/vms-cc.c: Deleted.
1987 * config/alpha/vms-ld.c: Deleted.
1988 * config/alpha/t-vms64: Moved to config/vms
1989 * config/alpha/vms-crt0-64.c: Moved to config/vms
1990 * config/alpha/vms-crt0.c: Moved to config/vms
1991 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
1992 * config/alpha/vms-psxcrt0.c: Moved to config/vms
1993 * config/alpha/xm-vms.h: Moved to config/vms
1994 * config/alpha/x-vms: Moved to config/vms
1995 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
1997 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
1998 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
2000 * config/vms/t-vms64: Moved here from config/alpha
2001 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
2002 (argc,argv,envp): Enforce 32bit malloc'ing.
2003 * config/vms/vms-psxcrt0-64.c: Likewise.
2004 * config/vms/vms-crt0.c: Moved here from config/alpha.
2005 * config/vms/vms-psxcrt0.c: Likewise.
2006 * config/vms/vms-crtl-64.h: New file.
2007 * config/vms/vms-crtl.h: New file.
2008 * config/vms/vms.opt: New file.
2009 * config/vms/xm-vms64.h: New file.
2010 * config/vms/xm-vms.h: Moved here from config/alpha.
2011 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
2013 * config/vms/x-vms: Moved here from config/alpha.
2014 (version, VMS_EXTRA_PARTS): Moved to t-vms.
2015 (vms-ld.o, vms-cc.o): Removed.
2016 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
2018 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2020 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
2021 correct stack (obvious VMS fix).
2023 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2025 * dwarf2out.c (output_file_names): Output VMS style file name, size,
2026 date, version info if VMS_DEBUGGING_INFO defined.
2027 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
2028 size, date calculating code moved here.
2030 2009-07-29 Paul Brook <paul@codesourcery.com>
2032 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
2035 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
2038 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
2039 to DImode when generating insq_le insn.
2041 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2043 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
2044 New macro set for VMS_DEBUGGGING_INFO.
2045 (AT_string_form): Use it.
2047 2009-07-28 DJ Delorie <dj@redhat.com>
2049 * config/mep/mep.c (vtext_section): New.
2050 (vftext_section): New.
2051 (ftext_section): New.
2052 (mep_select_section): Add support for functions.
2053 (mep_unique_section): Likewise.
2054 (mep_asm_init_sections): Likewise.
2055 (mep_encode_section_info): Remove it from here.
2057 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
2059 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
2061 * tree.h (TREE_DEPRECATED): Document it is used for types too.
2062 (TYPE_VECTOR_OPAQUE): Use default_def_flag
2064 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2066 * dwarf2out.c (output_file_names): Test new macro
2067 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
2068 (add_comp_dir_attribute): Likewise.
2070 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
2072 * config/i386/mingw-w64.h (LINK_SPEC): Add
2073 separating space between commands.
2075 2009-07-28 Jan Hubicka <jh@suse.cz>
2077 PR tree-optimization/40759
2078 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
2081 2009-07-27 DJ Delorie <dj@redhat.com>
2083 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
2084 types are dword-aligned.
2085 (mep_expand_va_start): Likewise.
2087 2009-07-27 Olivier Hainque <hainque@adacore.com>
2088 Douglas B Rupp <rupp@gnat.com>
2090 * convert.c (convert_to_pointer): Don't assume the target
2091 pointer type is POINTER_SIZE long. Fetch its precision instead.
2093 2009-07-27 Douglas B Rupp <rupp@gnat.com>
2095 * system.h (fopen): Undefine if macro.
2097 2009-07-27 Jakub Jelinek <jakub@redhat.com>
2099 * dwarf2out.c (output_cfi_p): Removed.
2100 (output_cfis): New function.
2101 (output_fde): New function, split from output_call_frame_info.
2102 (output_call_frame_info): Use it.
2103 (dwarf2out_switch_text_section): Use output_cfis.
2105 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2107 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
2108 TARGET_BI_ARCH is specified without enabling SJLJ.
2109 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
2110 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
2112 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
2114 * arm.md (negdi2): Use DImode if forcing a value into a register.
2116 2009-07-26 Ira Rosen <irar@il.ibm.com>
2118 PR tree-optimization/40801
2119 * tree-vect-stmts.c (vectorizable_call): Get previous copy
2120 of vector operand from the previous copy of vector statement.
2121 Pass the correct definition type value to
2122 vect_get_vec_def_for_stmt_copy().
2124 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2126 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
2127 const char ** conversion.
2129 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2131 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
2132 fancy_abort() if !ENABLE_ASSERT_CHECKING.
2133 (gcc_unreachable): Invoke __builtin_unreachable() if
2134 !ENABLE_ASSERT_CHECKING.
2136 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2138 PR rtl-optimization/40445
2139 * emit-rtl.c (next_nonnote_insn_bb): New function.
2140 * rtl.h (next_nonnote_insn_bb): Declare new function.
2141 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
2142 with no successors that is the successor of the ENTRY_BLOCK.
2143 Continue from the top after removing an empty fallthrough block.
2144 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
2145 of next_nonnote_insn.
2147 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2149 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
2151 2009-07-25 Martin Jambor <mjambor@suse.cz>
2153 * c-common.c (c_common_attribute_table): New element for noclone.
2154 (handle_noclone_attribute): New function. Forward-declare.
2155 * tree-inline.c (tree_versionable_function_p): Check for noclone
2157 * doc/extend.texi (Labels as Values): Document need for noclone.
2158 (Function Attributes): Document noclone attribute.
2160 2009-07-25 Jakub Jelinek <jakub@redhat.com>
2162 PR rtl-optimization/34999
2163 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
2164 and dw_fde_switched_cold_to_hot fields.
2165 (output_cfi_p): New function.
2166 (output_call_frame_info): If fde->dw_fde_switched_sections,
2167 output 2 FDEs instead of one with corrupted header.
2168 (dwarf2out_do_cfi_startproc): New function.
2169 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
2170 and fde->dw_fde_switched_cold_to_hot.
2171 (dwarf2out_switch_text_section): Compute
2172 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
2173 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
2174 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
2175 Otherwise, compute fde->dw_fde_switch_cfi.
2177 2009-07-24 Cary Coutant <ccoutant@google.com>
2179 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
2181 2009-07-24 Cary Coutant <ccoutant@google.com>
2183 * cfghooks.c (split_block): Copy discriminator to new block.
2184 * tree-cfg.c (assign_discriminator): Check location of last
2185 instruction in block as well as first.
2187 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
2189 * config/i386/linux.c: Use fputs or putc instead of fprintf
2191 * config/i386/gas.h: Ditto.
2192 * config/i386/x86-64.h: Ditto.
2193 * config/i386/att.h: Ditto.
2195 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2197 * expmed.c (emit_store_flag): Use a recursive call to optimize the
2200 2009-07-24 Martin Jambor <mjambor@suse.cz>
2202 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
2203 (ipa_push_func_to_list_1): Declare.
2204 (ipa_push_func_to_list): New function.
2206 * ipa-prop.c (ipa_push_func_to_list_1): New function.
2207 (ipa_init_func_list): Call ipa_push_func_to_list_1.
2208 (ipa_push_func_to_list): Removed.
2209 (ipa_pop_func_from_list): Clear node_enqueued flag.
2211 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
2213 * config/s390/s390.c (override_options): Default
2214 max-unrolled-insns to 100 for z10 tuning.
2216 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2218 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
2219 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
2220 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
2221 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
2222 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
2223 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
2224 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
2226 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2228 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
2229 use default set in mingw32.h header.
2230 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
2231 64-bit /mingw/include path.
2232 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
2235 2009-07-23 Neil Vachharajani <nvachhar@google.com>
2237 PR rtl-optimization/40209
2238 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
2240 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2242 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
2243 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
2244 with the rest of string where appropriate. Use fputs or putc
2245 instead of fprintf where appropriate.
2247 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
2248 Pat Haugen <pthaugen@us.ibm.com>
2249 Revital Eres <ERES@il.ibm.com>
2251 * config/rs6000/vector.md: New file. Move most of the vector
2252 expander support here from altivec.md to allow for the VSX vector
2253 unit in the future. Add support for secondary_reload patterns.
2254 Rewrite the patterns for vector comparison, and vector comparison
2255 predicate instructions so that the RTL expresses the desired
2256 behavior, instead of using unspec.
2258 * config/rs6000/constraints.md ("f" constraint): Use
2259 rs6000_constraints to hold the precalculated register class.
2260 ("d" constraint): Ditto.
2261 ("wd" constraint): New constraint for VSX.
2262 ("wf" constraint): Ditto.
2263 ("ws" constraint): Ditto.
2264 ("wa" constraint): Ditto.
2265 ("wZ" constraint): Ditto.
2266 ("j" constraint): Ditto.
2268 * config/rs6000/predicates.md (vsx_register_operand): New
2270 (vfloat_operand): New predicate for vector.md.
2271 (vint_operand): Ditto.
2272 (vlogical_operand): Ditto.
2273 (easy_fp_constant): If VSX, 0.0 is an easy constant.
2274 (easy_vector_constant): Add VSX support.
2275 (altivec_indexed_or_indirect_operand): New predicate for
2276 recognizing Altivec style memory references with AND -16.
2278 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
2279 for vector secondary reload support.
2280 (rs6000_vector_reg_class): Delete, replacing it with
2282 (rs6000_vsx_reg_class): Ditto.
2283 (rs6000_constraints): New array to hold the register classes of
2284 each of the register constraints that can vary at runtime.
2285 (builtin_mode_to_type): New static array for builtin function type
2287 (builtin_hash_table): New static hash table for builtin function
2289 (TARGET_SECONDARY_RELOAD): Define target hook.
2290 (TARGET_IRA_COVER_CLASSES): Ditto.
2291 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
2292 registers are 128 bits if VSX memory reference instructions are used.
2293 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
2295 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
2296 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
2297 Print several of the scheduling related parameters.
2298 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
2299 rs6000_constraints instead of rs6000_vector_reg_class. Move
2300 -mdebug=reg code to rs6000_debug_reg_global. Add support for
2301 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
2302 Altivec. Add VSX support. Setup for secondary reload support on
2303 Altivec/VSX registers.
2304 (rs6000_override_options): Make power7 set the scheduling groups
2305 like the power5. Add support for new debug switches to override
2306 the scheduling defaults. Temporarily disable -mcpu=power7 from
2307 setting -mvsx. Add support for debug switches -malways-hint,
2308 -msched-groups, and -malign-branch-targets.
2309 (rs6000_buitlin_conversion): Add support for returning unsigned
2310 vector conversion functions to fix regressions due to stricter
2312 (rs6000_builtin_mul_widen_even): Ditto.
2313 (rs6000_builtin_mul_widen_odd): Ditto.
2314 (rs6000_builtin_vec_perm): Ditto.
2315 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
2316 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
2318 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
2320 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
2321 VSX types for bit operations. Changes to accomidate vector.md.
2322 (bdesc_2arg): Ditto.
2323 (bdesc_1arg): Ditto.
2324 (struct builtin_description_predicates): Rewrite predicate
2325 handling so that RTL describes the operation, instead of passing
2326 the instruction to be used as a string argument.
2327 (bdesc_altivec_preds): Ditto.
2328 (altivec_expand_predicate_builtin): Ditto.
2329 (altivec_expand_builtin): Ditto.
2330 (rs6000_expand_ternop_builtin): Use a switch instead of an if
2331 statement for vsldoi support.
2332 (altivec_expand_ld_builtin): Change to use new names from vector.md.
2333 (altivec_expand_st_builtin): Ditto.
2334 (paired_expand_builtin): Whitespace changes.
2335 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
2336 builtin_mode_to_type table for secondary reload. Call
2337 builtin_function_type to build random builtin functions.
2338 (altivec_init_builtins): Change to use builtin_function_type to
2339 create builtin function types dynamically as we need them.
2340 (builtin_hash_function): New support for hashing the tree types
2341 for builtin function as we need it, rather than trying to build
2342 all of the trees that we need. Add initial preliminary VSX support.
2343 (builtin_function_type): Ditto.
2344 (builtin_function_eq): Ditto.
2345 (builtin_hash_struct): Ditto.
2346 (rs6000_init_builtins): Ditto.
2347 (rs6000_common_init_builtins): Ditto.
2348 (altivec_init_builtins): Ditto.
2349 (rs6000_common_init_builtins): Ditto.
2350 (enum reload_reg_type): New enum for simplifing reg classes.
2351 (rs6000_reload_register_type): Simplify register classes into GPR,
2352 Vector, and other registers. Altivec and VSX addresses in reload.
2353 (rs6000_secondary_reload_inner): Ditto.
2354 (rs6000_ira_cover_classes): New target hook, that returns the
2355 appropriate cover classes, based on -mvsx being used or not.
2356 (rs6000_secondary_reload_class): Add VSX support.
2357 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
2358 (get_vsel_insn): Ditto.
2359 (rs6000_emit_vector_compare): Rewrite vector conditional support
2360 so that where we can, we use RTL operators, instead of blindly use
2362 (rs6000_emit_vector_select): Ditto.
2363 (rs6000_emit_vector_cond_expr): Ditto.
2364 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
2365 (create_TOC_reference): Add -mdebug=addr support.
2366 (emit_frame_save): VSX loads/stores need register indexed addressing.
2368 * config/rs6000/rs6000.md: Include vector.md.
2370 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2372 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2373 support for V2DI, V2DF in logical, permute, select operations.
2375 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2376 switch for vsx/power7.
2377 (-mvsx-scalar-memory): Ditto.
2378 (-mvsx-align-128): Ditto.
2379 (-mallow-movmisalign): Ditto.
2380 (-mallow-df-permute): Ditto.
2381 (-msched-groups): Ditto.
2382 (-malways-hint): Ditto.
2383 (-malign-branch-targets): Ditto.
2385 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2387 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2388 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2389 (rs6000_vector_reg_class): Delete.
2390 (rs6000_vsx_reg_class): Ditto.
2391 (enum rs6000_reg_class_enum): New enum for the constraints that
2392 vary based on target switches.
2393 (rs6000_constraints): New array to hold the register class for all
2394 of the register constraints that vary based on the switches used.
2395 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2396 (enum rs6000_builtins): Add unsigned varients for the builtin
2397 declarations returned by target hooks for expanding multiplies,
2398 select, and permute operations. Add VSX builtins.
2399 (enum rs6000_builtin_type_index): Add entries for VSX.
2400 (V2DI_type_node): Ditto.
2401 (V2DF_type_node): Ditto.
2402 (unsigned_V2DI_type_node): Ditto.
2403 (bool_long_type_node): Ditto.
2404 (intDI_type_internal_node): Ditto.
2405 (uintDI_type_internal_node): Ditto.
2406 (double_type_internal_node): Ditto.
2408 * config/rs6000/altivec.md (whole file): Move all expanders to
2409 vector.md from altivec.md. Rename insn matching functions to be
2411 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2412 (altivec_vcmp*): Ditto.
2413 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2414 (VM): New iterator for moves that includes the VSX types.
2415 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2416 (altivec_vperm_<mode>_uns): New, for unsigned types.
2417 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2418 (altivec_eq<mode>): Ditto.
2419 (altivec_gt<mode>): Ditto.
2420 (altivec_gtu<mode>): Ditto.
2421 (altivec_eqv4sf): Ditto.
2422 (altivec_gev4sf): Ditto.
2423 (altivec_gtv4sf): Ditto.
2424 (altivec_vcmpbfp_p): Ditto.
2426 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2428 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2431 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2434 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2435 ASM_SHORT instead of .word.
2436 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2437 instead of .word in asm template.
2439 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2442 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2443 (process_bb_node_lives): Use it.
2445 * ira.c (setup_cover_and_important_classes): Don't setup
2446 ira_important_class_nums. Add cover classes to the end of
2448 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2450 (find_reg_class_closure): Use reorder_important_classes.
2452 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2454 * config/i386/i386.c (i386_ira_cover_classes): New function.
2455 (TARGET_IRA_COVER_CLASSES): Redefine.
2457 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2458 importance of order of cover classes in the array.
2460 2009-07-22 Diego Novillo <dnovillo@google.com>
2462 * tree-pass.h (TDF_EH): Define.
2463 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2464 contains TDF_EH, print the EH region number holding GS.
2465 * tree-dump.c (dump_options): Add "eh".
2466 * doc/invoke.texi: Document it.
2468 2009-07-22 Doug Kwan <dougkwan@google.com>
2470 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2472 2009-07-22 Michael Matz <matz@suse.de>
2474 PR tree-optimization/35229
2475 PR tree-optimization/39300
2477 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2478 (inhibit_phi_insertion): New function.
2479 (insert_into_preds_of_block): Call it for REFERENCEs.
2480 (init_pre): Initialize and finalize scalar evolutions.
2481 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2483 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2485 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2486 Use CONST_VECTOR_NUNITS to determine number of elements.
2488 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2490 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2491 (U, W): Constraints are now deprecated and will be removed if we
2493 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2495 ("prefetch"): Add the stcmh instruction for prefetching.
2496 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2498 (s390_short_displacement): Return always true if compiling for
2499 machines not providing the long displacement facility.
2500 (s390_mem_constraint): Support the new constraint letter Z.
2501 (s390_check_qrst_address): New function.
2503 2009-07-21 DJ Delorie <dj@redhat.com>
2505 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2508 2009-07-21 Jason Merrill <jason@redhat.com>
2510 * c-common.c (max_tinst_depth): Increase default to 1024.
2512 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2514 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2515 (vec_unpacku_float_lo_v4si): Ditto.
2517 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2520 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2521 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2522 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2523 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2525 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2527 PR tree-optimization/40813
2528 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2531 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2533 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2534 with a NOP_EXPR if needed.
2536 2009-07-21 Paul Brook <paul@codesourcery.com>
2538 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2539 Terminate debug dump with newline.
2541 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2543 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2544 Cast "1" to unsigned HOST_WIDE_INT.
2545 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2546 deposit length to the maximum length - lsb. Extend length if
2547 HOST_BITS_PER_WIDE_INT is 32.
2549 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2551 * cgraph.h (constant_pool_htab): New function.
2552 (constant_descriptor_tree): Move from varasm.c.
2553 * varasm.c (constant_pool_htab): New function.
2554 (constant_descriptor_tree): Move to cgraph.h.
2556 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2558 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2560 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2562 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2565 2009-07-20 Xinliang David Li <davidxl@google.com>
2567 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2569 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2571 * config/mips/mips.md (move_type): Add arith.
2572 (type): Handle arith.
2573 (zero_extendsidi2): Rename this into ...
2574 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2575 (zero_extendsidi2): New expander.
2576 (*zero_extendsidi2_dext): New pattern.
2578 2009-07-20 Nick Clifton <nickc@redhat.com>
2580 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2581 to set MIPS_ABI_DEFAULT.
2582 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2584 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2586 * tree-object-size.c (addr_object_size): Handle unions with
2587 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2589 PR tree-optimization/40792
2590 * tree.c (build_function_type_skip_args): Remove bogus assert.
2592 2009-07-20 Jan Hubicka <jh@suse.cz>
2593 Martin Jambor <mjambor@suse.cz>
2595 * cgraph.h (combined_args_to_skip): New field.
2596 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2597 combined_args_to_skip and args_to_skip.
2598 * tree-inline.c (update_clone_info): New function.
2599 (tree_function_versioning): Call update_clone_info.
2600 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2602 (cgraph_materialize_all_clones): More extensive dumping, working
2603 with combined_args_to_skip rather than args_to_skip.
2605 2009-07-20 Ira Rosen <irar@il.ibm.com>
2607 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2608 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2609 (get_initial_def_for_reduction): Likewise.
2610 (vectorizable_reduction): Skip the check of first operand in case
2611 of COND_EXPR. Add check that it is outer loop vectorization if
2612 nested cycle was detected. Call vectorizable_condition() for
2613 COND_EXPR. If reduction epilogue cannot be created do not fail for
2614 nested cycles (if it is not double reduction). Assert that there
2615 is only one type in the loop in case of COND_EXPR. Call
2616 vectorizable_condition() to vectorize COND_EXPR.
2617 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2618 Add parameters. Allow nested cycles if called from
2619 vectorizable_reduction(). Use reduction vector variable if provided.
2620 (vect_analyze_stmt): Call vectorizable_reduction() before
2621 vectorizable_condition().
2622 (vect_transform_stmt): Update call to vectorizable_condition().
2624 2009-07-20 Christian Bruel <christian.bruel@st.com>
2626 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2627 * doc/invoke.texi (-mfmovd): Likewise.
2628 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2630 2009-07-20 Jan Hubicka <jh@suse.cz>
2632 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2633 when handling SSA name.
2635 2009-07-19 Jan Hubicka <jh@suse.cz>
2637 PR tree-optimization/40676
2638 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2639 virtual PHIs in empty BBs.
2641 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2643 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2644 re-expanded the compound use gen_lowpart instead to convert to the
2647 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2649 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2650 OUTER_CONST arguments.
2651 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2652 the new wider mode will be masked off.
2653 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2655 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2657 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2658 high-order bits are zero.
2660 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2662 * combine.c (simplify_shift_const_1): Split code to determine
2664 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2665 new bits shifted in are identical to the old sign bit.
2667 2009-07-18 Richard Guenther <rguenther@suse.de>
2670 * gimplify.c (gimplify_call_expr): Reject code using results from
2671 functions returning void.
2673 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2675 * doc/md.texi: Document the new PowerPC "es" constraint.
2676 Document that "m" can include automodified addresses on this target,
2677 and explain how %U must be used. Extend the "Q" and "Z" documentation
2678 to suggest "es" as well as "m".
2679 * config/rs6000/constraints.md (es): New memory constraint.
2680 (Q, Z): Update strings to match new documentation.
2682 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2684 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2685 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2686 * config/rs6000/predicates.md (volatile_mem_operand): Use
2687 offsettable_nonstrict_memref_p.
2688 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2689 (*floatunssidf2_internal): Likewise.
2690 (*fix_truncdfsi2_internal): Likewise.
2691 (*fix_trunctfsi2_internal): Likewise.
2693 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2695 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2697 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2699 2009-07-17 Richard Guenther <rguenther@suse.de>
2702 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2703 (pass_warn_unused_result): Likewise.
2704 (TODO_set_props): Remove.
2705 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2707 (pass_diagnose_omp_blocks): Define.
2708 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2709 (c_gimple_diagnostics_recursively): Remove.
2710 (finish_function): Do not call it.
2711 (c_write_global_declarations): Continue after errors.
2712 Finalize the CU here.
2713 * c-gimplify.c (c_genericize): Do not gimplify here.
2714 * c-common.c (c_warn_unused_result): Move ...
2715 * tree-cfg.c (do_warn_unused_result): ... here.
2716 (run_warn_unused_result): New function.
2717 (gate_warn_unused_result): New function.
2718 (pass_warn_unused_result): New pass.
2719 * c-common.h (c_warn_unused_result): Remove.
2720 * flags.h (flag_warn_unused_result): Declare.
2721 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2722 * opts.c (flag_warn_unused_result): Initialize to false.
2723 * toplev.c (compile_file): Add comment.
2724 * omp-low.c (create_omp_child_function): Do not register
2725 the function with the frontend.
2726 (diagnose_omp_structured_block_errors): Prepare to be
2727 called as optimization pass.
2728 (gate_diagnose_omp_blocks): New function.
2729 (pass_diagnose_omp_blocks): New pass.
2730 * cgraph.h (cgraph_optimize): Remove.
2731 (cgraph_analyze_function): Likewise.
2732 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2733 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2734 before their parents here.
2735 (cgraph_finalize_function): Not here.
2736 (cgraph_analyze_function): Gimplify functions here.
2737 (cgraph_finalize_compilation_unit): Continue after errors.
2738 Optimize the callgraph from here.
2739 (cgraph_optimize): Make static.
2740 * langhooks.c (write_global_declarations): Finalize the CU.
2741 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2742 (gimplify_function_tree): Assert we gimplify only once.
2743 Set PROP_gimple_any property.
2744 * tree-nested.c (gimplify_all_functions): New function.
2745 (lower_nested_functions): Gimplify all nested functions.
2746 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2747 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2748 and pass_diagnose_omp_blocks after gimplification. Do not
2749 set TODO_set_props on all_lowering_passes.
2750 (execute_one_pass): Do not handle TODO_set_props.
2751 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2752 (gimplify.o): Add tree-pass.h dependency.
2753 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2754 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2755 (unsave_r): Likewise.
2756 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2759 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2761 * doc/service.texi (Service): Restore previously removed link,
2762 which isn't broken after all.
2764 2009-07-17 Richard Guenther <rguenther@suse.de>
2766 PR tree-optimization/40321
2767 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2768 PHI nodes to the maximal set.
2769 (make_values_for_phi): Add PHI arguments to the maximal set.
2770 (execute_pre): Dump PHI_GEN and the maximal set.
2772 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2775 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2778 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2780 * doc/extend.texi (Nested Functions): Replace broken link with
2782 * doc/service.texi (Service): Remove broken link.
2784 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2787 * builtins.c (expand_builtin_memcmp): Use loc instead of
2788 EXPR_LOCATION (exp).
2789 (expand_builtin_strncmp): Likewise.
2791 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2792 Manuel López-Ibáñez <manu@gcc.gnu.org>
2795 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2796 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2797 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2798 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2799 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2800 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2801 tree-inline.c, c-common.c, c-common.h, gimple.c,
2802 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2803 convert.c: Add location argument to fold_{unary,binary,ternary},
2804 fold_build[123], build_call_expr, build_size_arg,
2805 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2806 fold_build1_initializer, fold_build2_initializer,
2807 fold_build3_initializer, fold_build_call_array,
2808 fold_build_call_array_initializer, fold_single_bit_test,
2809 omit_one_operand, omit_two_operands, invert_truthvalue,
2810 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2811 combine_comparisons, fold_builtin_*, fold_call_expr,
2812 build_range_check, maybe_fold_offset_to_address, round_up,
2815 2009-07-16 Jason Merrill <jason@redhat.com>
2818 * c-common.c (c_common_reswords): Add __is_standard_layout
2820 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2821 * doc/implement-cxx.texi: New.
2822 * doc/gcc.texi: Include it.
2824 2009-07-16 DJ Delorie <dj@redhat.com>
2826 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2827 compares that may be indirectly affected by previous instructions.
2829 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2831 * builtins.c (do_mpc_arg2): New.
2832 (fold_builtin_2): Fold builtin cpow.
2833 * real.h (HAVE_mpc_pow): New.
2835 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
2837 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2838 comparison to skip unprofitable schedule
2840 2009-07-16 Simon Baldwin <simonb@google.com>
2842 * gcc.c (option_map): New flag -no-canonical-prefixes.
2843 * (display_help): Print help text for new flag.
2844 * (process_command): Move options translation and language specifics
2845 and handle new flag early. Use it to set a function pointer to a
2846 prefix builder. Replace make_relative_prefix calls with calls to
2847 the function pointed to. Ignore new flag in regular options handling.
2848 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2850 2009-07-15 DJ Delorie <dj@redhat.com>
2852 * config/mep/mep.md (sibcall_internal): Change register to avoid
2854 (sibcall_value_internal): Likewise.
2856 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
2858 PR rtl-optimization/40710
2859 * resource.c (mark_target_live_regs): Reset DF problem to LR.
2861 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
2863 * config/mips/mips.md (*extenddi_truncate<mode>,
2864 *extendsi_truncate<mode>): Change type attribute to move_type
2865 with shift_shift. Split out code handling exts from here ...
2866 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
2868 (*extendhi_truncateqi): Change type attribute to move_type with
2869 shift_shift. Split out code handling exts from here ...
2870 (*extendhi_truncateqi_exts): ... to this new pattern.
2872 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
2874 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
2875 instead of "and" with inverted sign bit mask value. Use
2876 "nonimmediate_operand" for operand 1 and operand 2 predicate.
2877 Allocate registers only for operand 4 and operand 5.
2879 2009-07-15 Jakub Jelinek <jakub@redhat.com>
2882 * fold-const.c (fold_cond_expr_with_comparison): When folding
2883 < and <= to MIN, make sure the MIN uses the same type as the
2884 comparison's operands.
2886 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
2888 * arm.md (ior_xor): New code iterator.
2889 (split for ior/xor with shift and zero-extend): New split pattern.
2890 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
2892 2009-07-15 Richard Guenther <rguenther@suse.de>
2894 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
2897 2009-07-15 Richard Guenther <rguenther@suse.de>
2900 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
2902 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2904 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
2905 handle 2.6.30 kernel.
2907 2009-07-15 DJ Delorie <dj@redhat.com>
2909 * config/mep/mep.md (sibcall_internal): Change register to allow
2910 for 24-bit addresses.
2911 (sibcall_value_internal): Likewise.
2913 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
2915 * doc/invoke.texi: Added descriptions of the scheduling heuristics
2916 that are enabled/disabled by the flags introduced by a previous patch.
2918 2009-07-14 DJ Delorie <dj@redhat.com>
2920 * config/mep/mep.md (sibcall_internal): Include non-toggling
2922 (sibcall_value_internal): Likewise.
2924 2009-07-14 Taras Glek <tglek@mozilla.com>
2925 Rafael Espindola <espindola@google.com>
2927 * doc/sourcebuild.texi: Document install-plugin target.
2928 * configure.ac: Added install-plugin target to language makefiles.
2929 * configure: Regenerate.
2930 * Makefile.in: (install-plugin): Install more headers,
2931 depend on lang.install-plugin.
2933 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2935 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
2938 2009-07-14 DJ Delorie <dj@redhat.com>
2940 * config/mep/mep.c (mep_vliw_jmp_match): New function.
2941 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
2942 * config/mep/mep.md (sibcall_internal): Change test from
2943 mep_vliw_mode_match to mep_vliw_jmp_match.
2944 (sibcall_value_internal): Likewise.
2946 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
2948 * config/i386/sse.md (copysign<mode>3): New expander.
2949 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
2950 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
2951 Use ix86_build_const_vector.
2952 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
2953 IX86_BUILTIN_CPYSGNPD.
2954 (builtin_description): Add __builtin_ia32_copysignps and
2955 __builtin_ia32_copysignpd.
2956 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
2957 and BUILT_IN_COPYSIGNF.
2959 2009-07-13 Jason Merrill <jason@redhat.com>
2961 * builtins.c (can_trust_pointer_alignment): New fn.
2962 (get_pointer_alignment): Factor it out from here.
2963 * tree.h: Declare it.
2965 2009-07-14 David Edelsohn <edelsohn@gnu.org>
2967 * config/rs6000/predicates.md (offsettable_mem_operand): Test
2970 2009-07-14 Dodji Seketeli <dodji@redhat.com>
2974 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
2976 2009-07-14 Richard Guenther <rguenther@suse.de>
2977 Andrey Belevantsev <abel@ispras.ru>
2980 * cfgexpand.c (partition_stack_vars): Do not bother to update
2981 alias information when not optimizing.
2983 2009-07-14 Richard Guenther <rguenther@suse.de>
2984 Andrey Belevantsev <abel@ispras.ru>
2986 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
2987 (pt_solution_set): Likewise.
2988 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
2989 * tree-ssa-structalias.c (pt_solution_set): New function.
2990 * final.c (rest_of_clean_state): Free SSA data structures.
2991 * print-rtl.c (print_decl_name): Remove.
2992 (print_mem_expr): Implement in terms of print_generic_expr.
2993 * alias.c (ao_ref_from_mem): New function.
2994 (rtx_refs_may_alias_p): Likewise.
2995 (true_dependence): Query alias-export info.
2996 (canon_true_dependence): Likewise.
2997 (write_dependence_p): Likewise.
2998 * tree-dfa.c (get_ref_base_and_extent): For void types leave
3000 * emit-rtl.c (component_ref_for_mem_expr): Remove.
3001 (mem_expr_equal_p): Use operand_equal_p.
3002 (set_mem_attributes_minus_bitpos): Do not use
3003 component_ref_for_mem_expr.
3004 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
3005 (update_alias_info_with_stack_vars): Likewise.
3006 (partition_stack_vars): Call update_alias_info_with_stack_vars.
3007 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
3008 explicitly nor clear stmt operands.
3009 Free the decl-to-pointer map.
3010 * tree-optimize.c (execute_free_datastructures): Do not free
3011 SSA data structures here.
3012 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
3013 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
3014 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
3016 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
3018 2009-07-13 DJ Delorie <dj@redhat.com>
3020 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
3021 unrolling at the right iteration count.
3023 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
3026 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
3028 * haifa-sched.c (rank_for_schedule): Introduced flags to
3029 enable/disable individual scheduling heuristics.
3030 * common.opt: Introduced flags to enable/disable individual
3031 heuristics in the scheduler.
3032 * doc/invoke.texi: Introduced flags to enable/disable individual
3033 heuristics in the scheduler.
3035 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
3037 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
3038 config/i386/mingw-tls.c.
3039 * config/i386/mingw-tls.c: Removed.
3041 2009-07-13 Ira Rosen <irar@il.ibm.com>
3043 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
3044 checks access only relevant statements.
3045 (vectorizable_reduction): Likewise.
3047 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
3049 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
3050 just for 32-bit case.
3052 2009-07-12 Jan Hubicka <jh@suse.cz>
3054 PR tree-optimization/40585
3055 * except.c (expand_resx_expr): When there already is resume
3056 instruction, produce linked list.
3057 (build_post_landing_pads): Assert that resume is empty.
3058 (connect_post_landing_pads): Handle resume lists.
3059 (dump_eh_tree): Dump resume list.
3061 2009-07-12 Ira Rosen <irar@il.ibm.com>
3063 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3064 with additional argument.
3065 * tree-vectorizer.h (enum vect_def_type): Add
3066 vect_double_reduction_def.
3067 (vect_is_simple_reduction): Add argument.
3068 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
3070 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
3071 vect_is_simple_reduction with additional argument.
3072 (vect_analyze_loop_operations): Handle exit phi nodes in case of
3074 (reduction_code_for_scalar_code): Handle additional codes by
3075 returning ERROR_MARK for them. Fix comment and indentation.
3076 (vect_is_simple_reduction): Fix comment, add argument to specify
3077 double reduction. Detect double reduction.
3078 (get_initial_def_for_induction): Fix indentation.
3079 (get_initial_def_for_reduction): Fix comment and indentation.
3080 Handle double reduction. Create initial definitions that do not
3081 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
3082 (vect_create_epilog_for_reduction): Fix comment, add argument to
3083 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
3084 epilogue result extraction. Create double reduction phi node and
3085 replace relevant uses.
3086 (vectorizable_reduction): Call vect_is_simple_reduction with
3087 additional argument. Fix indentation. Update epilogue code treatment
3088 according to the changes in reduction_code_for_scalar_code. Check
3089 for double reduction. Call vect_create_epilog_for_reduction with
3090 additional argument.
3091 * tree-vect-stmts.c (process_use): Handle double reduction, update
3093 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
3094 (vect_get_vec_def_for_operand): Likewise.
3096 2009-07-12 Danny Smith <dansmister@gmail.com>
3098 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
3099 dllexport if !TREE_PUBLIC.
3100 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
3102 2009-07-11 Anatoly Sokolov <aesok@post.ru>
3104 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
3105 (avr_extra_arch_macro) Remove declatation.
3106 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
3107 (avr_extra_arch_macro) Declare as static.
3108 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
3110 2009-07-11 Jan Hubicka <jh@suse.cz>
3113 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
3115 2009-07-11 Jakub Jelinek <jakub@redhat.com>
3118 * dwarf2out.c (dw_fde_struct): Add in_std_section and
3119 cold_in_std_section bits.
3120 (dwarf2out_begin_prologue): Initialize them.
3121 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
3122 if already covered by text_section or cold_text_section range.
3124 PR rtl-optimization/40667
3125 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
3126 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
3127 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
3128 * config/i386/i386.c (ix86_minimum_alignment): New function.
3129 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
3130 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
3131 * emit-rtl.c (gen_reg_rtx): Likewise.
3132 * function.c (assign_parms): Likewise. If nominal_type needs
3133 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
3134 rather than passed_type's alignment.
3137 * function.c (assign_parm_setup_stack): Adjust
3138 MEM_OFFSET (data->stack_parm) if promoted_mode is different
3139 from nominal_mode on big endian.
3141 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
3143 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
3145 2009-07-10 DJ Delorie <dj@redhat.com>
3147 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
3149 2009-07-10 Mark Mitchell <mark@codesourcery.com>
3151 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
3153 (thumb2_cbnz): Likewise.
3155 2009-07-10 David Daney <ddaney@caviumnetworks.com>
3158 * config.gcc (supported_defaults): Add synci.
3159 (with_synci): Add validation.
3160 (all_defaults): Add synci.
3161 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
3164 * config/mips/mips.opt (msynci): New option.
3165 * config/mips/mips.c (mips_override_options): Warn on use of
3166 -msynci for targets that do now support it.
3167 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
3169 * gcc/doc/invoke.texi (-msynci): Document the new option.
3170 * doc/install.texi (--with-synci): Document the new option.
3172 2009-07-10 Richard Guenther <rguenther@suse.de>
3174 PR tree-optimization/40496
3175 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
3176 the PHI result with a compatible type.
3178 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
3182 * c.opt (Wunused-result): New.
3183 * doc/invoke.texi: Document it.
3184 * c-common.c (c_warn_unused_result): Use it.
3186 2009-07-09 DJ Delorie <dj@redhat.com>
3188 * targhooks.c (default_target_can_inline_p): Rename from
3189 default_target_option_can_inline_p.
3190 * targhooks.h (default_target_can_inline_p): Likewise.
3191 * target-def.h (TARGET_CAN_INLINE_P): Rename from
3192 TARGET_OPTION_CAN_INLINE_P.
3193 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
3194 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
3195 (mep_target_can_inline_p): Rename from
3196 mep_target_option_can_inline_p.
3199 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
3200 registers used to pass vectors.
3202 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
3204 2009-07-09 Tom Tromey <tromey@redhat.com>
3206 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
3207 * config/mmix/mmix.c: Include dwarf2.h.
3208 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
3209 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
3210 * config/sh/sh.c: Include dwarf2.h.
3211 * config/i386/i386.c: Include dwarf2.h.
3212 * Makefile.in (DWARF2_H): Remove 'elf'.
3213 * except.c: Include dwarf2.h.
3214 * unwind-dw2.c: Include dwarf2.h.
3215 * dwarf2out.c: Include dwarf2.h.
3216 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
3217 * unwind-dw2-fde.c: Include dwarf2.h.
3218 * dwarf2asm.c: Include dwarf2.h.
3220 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3222 * haifa-sched.c (insn_finishes_cycle_p): New static function.
3223 (max_issue): Use it.
3224 * sched-int.h (struct sched_info: insn_finishes_block_p): New
3226 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
3227 (region_sched_info): Update.
3228 * sched-ebb.c (ebb_sched_info): Update.
3229 * modulo-sched.c (sms_sched_info): Update.
3230 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
3232 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3234 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
3236 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
3238 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
3240 2009-07-09 Jakub Jelinek <jakub@redhat.com>
3243 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
3244 arg1 with arg01 if arg1 is already INTEGER_CST.
3246 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3248 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
3249 Transform (and (truncate)) into (truncate (and)).
3251 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3253 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
3254 creating LHS paradoxical subregs. Fix surrounding returns to
3255 use NULL_RTX rather than 0.
3257 2009-07-08 DJ Delorie <dj@redhat.com>
3259 * config/mep/mep.c: (mep_option_can_inline_p): New.
3260 (TARGET_OPTION_CAN_INLINE_P): Define.
3262 2009-07-08 Mark Wielaard <mjw@redhat.com>
3265 * dwarf2out.c (add_data_member_location_attribute): When we have
3266 only a constant offset don't emit a new location description using
3267 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
3270 2009-07-08 Richard Henderson <rth@redhat.com>
3273 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
3274 (enum reg_class): Add CLOBBERED_REGS.
3275 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
3276 * config/i386/i386.c (ix86_conditional_register_usage): Moved
3277 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
3278 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
3279 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
3280 force 64-bit sibcalls into R11.
3281 * config/i386/constraints.md (U): New constraint.
3282 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
3283 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
3284 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
3286 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
3288 * basic-block.h (dump_regset, debug_regset): Remove duplicate
3290 * c-objc-common.h (c_initialize_diagnostics): Ditto.
3291 * ebitmap.h (dump_ebitmap): Ditto.
3292 * optabs.h (optab_libfunc): Ditto.
3293 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
3294 * tree-flow.h (vect_can_force_dr_alignment_p,
3295 get_vectype_for_scalar_type): Ditto.
3296 (vectorize_loops): Move prototype to ...
3297 * tree-vectorizer.h: ... here. Also, adjust comment.
3298 (vect_set_verbosity_level): Remove duplicate prototype.
3299 * tree-ssa-loop.c: Include tree-vectorizer.h.
3300 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
3302 2009-07-08 Nick Clifton <nickc@redhat.com>
3304 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
3307 2009-07-08 DJ Delorie <dj@redhat.com>
3309 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
3310 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
3311 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
3313 * config/mep/intrinsics.md: Regenerated.
3314 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
3315 registers when asm() or calls are detected.
3317 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3320 * gimplify.c (gimplify_expr): Propagate no_warning flag when
3322 * gimple (gimple_build_call_from_tree): Likewise.
3323 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
3324 no_warning flag before warning.
3326 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3328 * tree.c (set_expr_locus): Remove.
3329 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
3330 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
3332 * gimplify.c (internal_get_tmp_var): Likewise.
3333 (gimplify_call_expr): Likewise.
3334 (gimplify_one_sizepos): Likewise.
3336 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
3339 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
3340 to variables for debugging purposes.
3342 2009-06-23 Mark Loeser <mark@halcy0n.com>
3345 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
3347 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3349 * pretty-print.c (pp_base_format): Remove %J.
3350 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3351 gcc_cxxdiag_char_table): Likewise.
3352 (init_dynamic_diag_info): Likewise.
3354 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3356 * pretty-print.c (pp_base_format): Remove %H.
3357 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3358 gcc_cxxdiag_char_table): Likewise.
3359 (init_dynamic_diag_info): Likewise.
3360 * config/mep/mep.c (mep_select_section): Likewise.
3362 2009-07-07 Duncan Sands <baldrick@free.fr>
3364 * final.c (pass_clean_state): Give the pass a name.
3365 * passes.c (pass_rest_of_compilation): Likewise.
3366 * tree-optimize.c (pass_all_optimizations): Likewise.
3368 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3370 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3371 an extra 'decl' for error_at.
3373 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3376 * tree-tailcall.c (adjust_return_value_with_ops,
3377 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3378 if it has complex or vector type.
3380 2009-07-07 Olivier Hainque <hainque@adacore.com>
3382 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3385 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3387 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3389 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3391 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3392 * c-decl.c: Likewise.
3393 * function.c: Likewise.
3394 * varasm.c: Likewise.
3395 * tree-ssa.c: Likewise.
3396 * c-common.c: Likewise.
3397 * tree-cfg.c: Likewise.
3398 * config/spu/spu.c: Likewise.
3399 * config/ia64/ia64.c: Likewise.
3400 * config/v850/v850.c: Likewise.
3402 2009-07-06 DJ Delorie <dj@redhat.com>
3404 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3405 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3406 unspecified accesses to control registers.
3407 * config/mep/intrinsics.md: Regenerate.
3408 * config/mep/intrinsics.h: Regenerate.
3409 * config/mep/mep-intrin.h: Regenerate.
3411 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3413 * c-lex.c: Replace %H by an explicit location. Update all calls.
3414 * c-common.c: Likewise.
3415 * c-decl.c: Likewise.
3416 * c-typeck.c: Likewise.
3417 * fold-const.c: Likewise.
3418 * gimplify.c: Likewise.
3420 * tree-cfg.c: Likewise.
3421 * tree-ssa-loop-niter.c: Likewise.
3422 * tree-vrp.c: Likewise.
3423 * value-prof.c: Likewise.
3425 2009-07-06 Diego Novillo <dnovillo@google.com>
3427 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3428 if it has one. Handle cases where VAR does not have an
3429 annotation or cfun is NULL.
3431 2009-07-06 Diego Novillo <dnovillo@google.com>
3433 * tree.c: Include debug.h.
3434 (initialize_tree_contains_struct): New.
3435 (init_ttree): Call it.
3436 (tree_node_structure_for_code): Factor out of ...
3437 (tree_node_structure): ... here.
3438 * treestruct.def (TS_PHI_NODE): Remove.
3439 (TS_GIMPLE_STATEMENT): Remove.
3441 2009-07-06 Diego Novillo <dnovillo@google.com>
3443 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3444 (debug_tree_chain): Handle cycles.
3446 2009-07-06 Nick Clifton <nickc@redhat.com>
3447 DJ Delorie <dj@redhat.com>
3449 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3450 __FMOVD_ENABLED__ is defined.
3452 (TARGET_FMOVD): Provide a default definition.
3453 (MASK_FMOVD): Likewise.
3454 (TARGET_CPU_CPP_BUILTINS): Define
3455 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3456 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3457 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3458 (split for DF load from memory into register): Also handle
3459 MEMs which consist of REG+DISP addressing.
3460 (split for DF store from register to memory): Likewise.
3461 (movsf_ie): Always use single fp_mode.
3462 * config/sh/sh.c (sh_override_options): Do not automatically
3463 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3464 that to the -mfmovd command line switch.
3465 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3466 (fldi_ok): Always allow.
3467 * config/sh/sh.opt (mfmovd): Remove this switch.
3468 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3470 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3471 Kaz Kojima <kkojima@gcc.gnu.org>
3473 PR rtl-optimization/30807
3474 * postreload.c (reload_combine): For every new use of REG_SUM,
3475 record the use of BASE.
3477 2009-07-06 Jan Hubicka <jh@suse.cz>
3479 * params.def: Revert my accidental commit at 2009-06-30.
3481 2009-07-04 Ian Lance Taylor <iant@google.com>
3484 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3486 (mingw_format_attribute_overrides): Likewise.
3488 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3491 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3492 don't check cfa.reg. Instead of cfa.indirect use
3493 fde && fde->drap_reg != INVALID_REGNUM test.
3495 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3497 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3499 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3502 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3504 2009-07-03 Richard Guenther <rguenther@suse.de>
3506 PR tree-optimization/40640
3507 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3510 2009-07-03 Jan Hubicka <jh@suse.cz>
3512 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3513 for size, reduce amount of inlining.
3515 2009-07-03 Richard Guenther <rguenther@suse.de>
3518 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3519 if t +- x is known to not overflow and the conversion widens the
3521 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3523 2009-07-03 Jan Hubicka <jh@suse.cz>
3525 * ipa-pure-const.c (analyze): Update loop optimizer init.
3526 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3527 try_remove_empty_loop, remove_empty_loops): Remove.
3528 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3529 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3530 to mark regular loops as neccesary.
3531 (degenerate_phi_p): New function.
3532 (propagate_necessity, remove_dead_phis): Use it.
3533 (forward_edge_to_pdom): Likewise.
3534 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3535 virtual PHI nodes that became unreachable.
3536 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3537 * tree-flow.h (remove_empty_loops): Remove.
3538 * passes.c (init_optimization_passes): Remove.
3540 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3542 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3543 can_create_pseudo_p.
3544 (*fix_trunc<mode>_i387_1): Ditto.
3545 (*floathi<mode>2_1): Ditto.
3546 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3547 (*fistdi2_1): Ditto.
3548 (*fist<mode>2_1): Ditto.
3549 (frndintxf2_floor): Ditto.
3550 (*fist<mode>2_floor_1): Ditto.
3551 (frndintxf2_ceil): Ditto.
3552 (*fist<mode>2_ceil_1): Ditto.
3553 (frndintxf2_trunc): Ditto.
3554 (frndintxf2_mask_pm): Ditto.
3555 (fxam<mode>2_i387_with_temp): Ditto.
3556 * config/i386/sse.md (mulv16qi3): Ditto.
3557 (*sse2_mulv4si3): Ditto.
3559 (sse4_2_pcmpestr): Ditto.
3560 (sse4_2_pcmpistr): Ditto.
3562 2009-07-03 Jan Hubicka <jh@suse.cz>
3564 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3565 (mark_stmt_necessary): Set it.
3566 (mark_operand_necessary): Set it.
3567 (mark_control_dependent_edges_necessary): Set it.
3568 (mark_virtual_phi_result_for_renaming): New function.
3569 (get_live_post_dom): New function.
3570 (forward_edge_to_pdom): New function.
3571 (remove_dead_stmt): Fix handling of control dependences.
3572 (tree_dce_init): Init new bitmap.
3573 (tree_dce_done): Free it.
3575 2009-07-02 Richard Guenther <rguenther@suse.de>
3578 * tree-ssa-structalias.c (new_var_info): Initialize
3581 2009-07-02 Jan Hubicka <jh@suse.cz>
3583 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3586 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3588 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3589 instead of recomputing it. Adjust calls.
3590 (emit_store_flag): Adjust recursive calls.
3592 2009-07-02 Richard Guenther <rguenther@suse.de>
3594 * tree-ssa-live.c (remove_unused_locals): Do not remove
3596 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3597 of DECL_EXTERNAL for HEAP variables.
3598 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3599 HEAP variables. Do not adjust RESTRICT vars.
3600 (find_what_var_points_to): Nobody cares if something
3603 2009-07-02 Ben Elliston <bje@au.ibm.com>
3605 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3606 pc_low and pc_high declarations to the top of the function.
3608 2009-07-01 DJ Delorie <dj@redhat.com>
3610 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3612 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3613 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3614 unspecified accesses to control registers.
3615 * config/mep/intrinsics.md: Regenerate.
3616 * config/mep/intrinsics.h: Regenerate.
3617 * config/mep/mep-intrin.h: Regenerate.
3619 2009-07-01 Anthony Green <green@moxielogic.com>
3621 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3622 instruction when possible.
3623 (moxie_expand_prologue): Ditto. Also, save an instruction and
3624 some complexity by popping off of $r12 instead of $sp.
3625 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3628 2009-07-01 Richard Henderson <rth@redhat.com>
3631 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3632 contained no insns, reposition note before last insn.
3634 2009-07-01 Richard Henderson <rth@redhat.com>
3637 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3638 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3640 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3643 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3644 darwin9 for printing reg addresses with %y.
3646 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3648 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3649 truncation from operands in binary operations.
3651 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3654 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3655 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3656 subreg of op0 to the original op0.
3658 * expmed.c (store_bit_field_1): Use a temporary as the destination
3659 instead of a paradoxical subreg when we need to truncate the result.
3661 2009-07-01 DJ Delorie <dj@redhat.com>
3663 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3664 names to VLIW variants.
3665 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3666 * config/mep/intrinsics.md: Regenerate.
3667 * config/mep/intrinsics.h: Regenerate.
3668 * config/mep/mep-intrin.h: Regenerate.
3670 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3673 * jump.c (returnjump_p): Revert last patch.
3674 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3676 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3679 * pa.md (casesi32p): Use jump table label to determine the offset
3681 (casesi64p): Likewise.
3683 * pa.c (forward_branch_p): Return bool type. Use instruction
3684 addresses when available. Assert that INSN has a jump label.
3685 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3688 2009-07-01 Richard Guenther <rguenther@suse.de>
3690 PR tree-optimization/19831
3691 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3692 that only act as barriers do not make any previous stores necessary.
3693 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3694 HEAP variables global, do not add a constraint from nonlocal.
3695 (find_func_aliases): Handle escapes through return statements.
3696 (compute_points_to_sets): Make escaped HEAP variables global.
3698 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3701 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3702 after reducing a DImode cstore to SImode.
3704 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3706 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3707 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3709 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3711 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3712 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3714 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3715 and umod_optab if TARGET_BSD_DIVMOD.
3716 * config/vax/lib1funcs.asm: New file.
3717 * config/vax/t-linux: New file.
3718 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3720 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3723 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3724 to type arguments that have void type.
3727 * dwarf2out.c (gen_formal_parameter_die): Call
3728 equate_decl_number_to_die if node is different from origin.
3730 2009-06-30 Anthony Green <green@moxielogic.com>
3732 Clean up moxie port for --enable-build-with-cxx.
3733 * config/moxie/moxie.c (moxie_function_value): First two
3734 parameters are const_tree, not tree.
3735 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3736 (REG_CLASS_NAMES): Ditto.
3737 (REGNO_REG_CLASS): Ditto.
3738 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3739 (moxie_function_value): Fix constyness of arguments.
3741 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3743 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3744 finalize_size_functions before further processing.
3745 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3746 (variable_size): Call self_referential_size on size expressions
3747 that contain a PLACEHOLDER_EXPR.
3748 (size_functions): New static variable.
3749 (copy_self_referential_tree_r): New static function.
3750 (self_referential_size): Likewise.
3751 (finalize_size_functions): New global function.
3752 * tree.c: Include tree-inline.h.
3753 (push_without_duplicates): New static function.
3754 (find_placeholder_in_expr): New global function.
3755 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3757 <tcc_expression>: Likewise.
3758 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3759 the call in the expression.
3760 * tree.h (finalize_size_functions): Declare.
3761 (find_placeholder_in_expr): Likewise.
3762 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3763 (substitute_placeholder_in_expr): Update comment.
3764 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3766 (copy_tree_body_r): Likewise.
3767 (copy_tree_body): New static function.
3768 (maybe_inline_call_in_expr): New global function.
3769 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3770 (maybe_inline_call_in_expr): Declare.
3771 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3772 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3775 2009-06-30 Richard Guenther <rguenther@suse.de>
3777 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3779 (propagate_necessity): Do not mark reaching defs of stores
3782 2009-06-30 Jan Hubicka <jh@suse.cz>
3784 * cfgloopanal.c (check_irred): Move into ...
3785 (mark_irreducible_loops): ... here; return true if ireducible
3787 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3788 (analyze_function): Try to prove loop finiteness.
3789 * cfgloop.h (mark_irreducible_loops): Update prototype.
3790 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3792 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3794 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3796 2009-06-30 Ira Rosen <irar@il.ibm.com>
3798 PR tree-optimization/40542
3799 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3802 2009-06-30 Martin Jambor <mjambor@suse.cz>
3804 PR tree-optimization/40582
3805 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3806 than useless_type_conversion_p.
3807 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3810 2009-06-30 Martin Jambor <mjambor@suse.cz>
3813 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3815 2009-06-30 Richard Guenther <rguenther@suse.de>
3817 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3818 use ao_ref references.
3819 (walk_aliased_vdefs): Likewise.
3820 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3821 * tree-ssa-dce.c (struct ref_data): Remove.
3822 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3823 (mark_aliased_reaching_defs_necessary): Adjust.
3824 (mark_all_reaching_defs_necessary_1): Likewise.
3826 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3829 * expmed.c (emit_cstore): New name of emit_store_flag_1.
3830 (emit_store_flag_1): Extract from emit_store_flag, adjust
3831 calls to (what now is) emit_cstore.
3832 (emit_store_flag): Call emit_store_flag_1 and also use it
3833 for what used to be recursive calls.
3835 2009-06-30 Wei Guozhi <carrot@google.com>
3838 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
3839 if the target bb post dominates from bb.
3840 * config/i386/i386.c (memory_address_length): Check existence of base
3841 register before using it.
3843 2009-06-30 Nick Clifton <nickc@redhat.com>
3844 DJ Delorie <dj@redhat.com>
3846 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3847 __FMOVD_ENABLED__ is defined.
3849 (TARGET_FMOVD): Provide a default definition.
3850 (MASK_FMOVD): Likewise.
3851 (TARGET_CPU_CPP_BUILTINS): Define
3852 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3853 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3854 two fmov instructions depending upon whether TARGET_FMOVD is
3856 (split for DF load from memory into register): Also handle
3857 MEMs which consist of REG+DISP addressing.
3858 (split for DF store from register to memory): Likewise.
3859 * config/sh/sh.opt (mfmovd): Remove this switch.
3860 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3861 * config/sh/sh.c (sh_override_options): Do not automatically
3862 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3863 that to the -mfmovd command line switch.
3865 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
3867 (fldi_ok): Always allow.
3868 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
3870 2009-06-29 DJ Delorie <dj@redhat.com>
3872 * doc/install.texi (mep-x-elf): Correct chip's full name.
3874 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
3876 * doc/extend.texi: Fix typo.
3878 2009-06-29 Tom Tromey <tromey@redhat.com>
3881 * Makefile.in (DWARF2_H): New variable.
3883 (dwarf2out.o): Likewise.
3884 (dwarf2asm.o): Likewise.
3885 * config/i386/t-i386: Use DWARF2_H.
3886 * except.c: Include elf/dwarf2.h.
3887 * unwind-dw2.c: Include elf/dwarf2.h.
3888 * dwarf2out.c: Include elf/dwarf2.h.
3889 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
3890 <dtprel>: New field.
3891 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
3892 (size_of_loc_descr): Likewise.
3893 (output_loc_operands_raw): Likewise.
3894 (output_loc_operands): Handle new dtprel field.
3895 (loc_checksum): Update.
3896 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
3897 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
3898 * unwind-dw2-fde.c: Include elf/dwarf2.h.
3899 * dwarf2asm.c: Include elf/dwarf2.h.
3900 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
3901 * config/mmix/mmix.c: Include elf/dwarf2.h.
3902 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
3903 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
3904 * config/sh/sh.c: Include elf/dwarf2.h.
3905 * config/i386/i386.c: Include elf/dwarf2.h.
3907 2009-06-29 DJ Delorie <dj@redhat.com>
3909 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
3911 * doc/extend.texi: Add MeP attributes and pragmas.
3912 * doc/invoke.text: Add MeP Options.
3913 * doc/contrib.texi: Add MeP contribution.
3914 * doc/md.texi: Add MeP constraints.
3915 * doc/install.texi: Add MeP target.
3917 2009-06-30 Anatoly Sokolov <aesok@post.ru>
3919 * target.h (struct gcc_target): Add frame_pointer_required field.
3920 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
3921 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
3922 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
3924 * reload1.c (update_eliminables): (Ditto.).
3925 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
3926 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3927 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
3929 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
3931 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
3932 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3933 (arm_frame_pointer_required): New function.
3935 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
3936 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3937 (avr_frame_pointer_required_p): Declare as static.
3938 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
3940 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
3941 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3942 (bfin_frame_pointer_required): Make as static, change return type
3944 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
3946 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
3947 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3948 (cris_frame_pointer_required): New function.
3950 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
3952 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
3953 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3954 (fr30_frame_pointer_required): New function.
3956 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
3957 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3958 (frv_frame_pointer_required): Make as static, change return type
3960 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
3962 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
3963 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3964 (ix86_frame_pointer_required): Make as static, change return type to
3966 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
3968 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
3969 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3971 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
3973 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
3975 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
3977 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
3978 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3979 (mips_frame_pointer_required): Make as static.
3980 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
3982 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
3983 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3984 (mmix_frame_pointer_required): Mew function.
3986 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
3987 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3989 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
3991 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
3993 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
3995 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
3996 (CAN_ELIMINATE): Redefine.
3997 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3998 (sparc_frame_pointer_required): New function.
3999 (sparc_can_eliminate): New function.
4000 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
4002 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
4003 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4005 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
4006 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4007 (xtensa_frame_pointer_required): Make as static, change return type
4009 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
4012 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
4014 * doc/plugins.texi: Document PLUGIN_START_UNIT.
4015 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
4016 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
4017 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
4018 (register_callback): Handle PLUGIN_START_UNIT.
4019 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
4021 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
4023 * tree.c (process_call_operands): Propagate TREE_READONLY from the
4025 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
4026 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
4028 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
4030 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
4033 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
4035 * doc/extend.texi (Additional Floating Types): __float128 is also
4036 supported on i386 targets.
4038 2009-06-29 Richard Guenther <rguenther@suse.de>
4041 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4043 (pt_solutions_same_restrict_base): Declare.
4044 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
4046 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
4047 (make_constraint_from, make_copy_constraint): Move earlier.
4048 (make_constraint_from_heapvar): New function.
4049 (make_constraint_from_restrict): Likewise.
4050 (handle_lhs_call): Use it.
4051 (find_func_aliases): Use it to track conversions to restrict
4053 (struct fieldoff): Add only_restrict_pointers flag.
4054 (push_fields_onto_fieldstack): Initialize it.
4055 (create_variable_info_for): Track global restrict qualified pointers.
4056 (intra_create_variable_infos): Use make_constraint_from_heapvar.
4057 Track restrict qualified pointer arguments.
4058 (set_uids_in_ptset): Use varinfo is_global_var flag.
4059 (find_what_var_points_to): Set the vars_contains_restrict flag.
4060 Always create the points-to solution for sets including restrict tags.
4061 (pt_solutions_same_restrict_base): New function.
4062 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
4063 qualified pointers use pt_solutions_same_restrict_base as
4064 additional source for disambiguation.
4066 2009-06-29 Richard Guenther <rguenther@suse.de>
4069 * alias.c (find_base_decl): Remove.
4070 (get_deref_alias_set_1): Remove restrict handling.
4071 * c-common.c (c_apply_type_quals_to_decl): Do not set
4072 DECL_POINTER_ALIAS_SET.
4073 * gimplify.c (find_single_pointer_decl_1): Remove.
4074 (find_single_pointer_decl): Likewise.
4075 (internal_get_tmp_var): Remove restrict handling.
4076 (gimple_regimplify_operands): Likewise.
4077 * omp-low.c (expand_omp_atomic_pipeline): Do not set
4078 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
4079 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
4080 * tree.c (restrict_base_for_decl): Remove.
4081 (init_ttree): Do not allocate it.
4082 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
4083 LABEL_DECL_UID for label decls.
4084 (copy_node_stat): Do not copy restrict information.
4085 (decl_restrict_base_lookup): Remove.
4086 (decl_restrict_base_insert): Likewise.
4087 (print_restrict_base_statistics): Likewise.
4088 (dump_tree_statistics): Do not call print_restrict_base_statistics.
4089 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
4090 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
4091 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
4092 (LABEL_DECL_UID): Adjust.
4093 (DECL_BASED_ON_RESTRICT_P): Remove.
4094 (DECL_GET_RESTRICT_BASE): Likewise.
4095 (SET_DECL_RESTRICT_BASE): Likewise.
4096 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
4098 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
4099 instead of DECL_POINTER_ALIAS_SET.
4100 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4101 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
4102 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
4104 2009-06-29 Richard Guenther <rguenther@suse.de>
4106 PR tree-optimization/40579
4107 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
4108 the IL to simplify has constants that overflowed.
4110 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
4112 PR tree-optimization/40550
4113 * tree-vect-generic.c (expand_vector_operations_1): Compute in
4114 vector_compute_type only when the size of vector_compute_type is
4115 less than the size of type.
4117 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
4119 * fold-const.c (contains_label_1): Fix comments.
4120 (contains_label_p): Do not walk trees multiple time.
4122 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4124 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
4125 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
4126 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
4127 ix86_fp_comparison_operator.
4128 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
4129 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
4130 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
4131 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
4132 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
4133 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
4134 (related splits): Change predicate to ix86_fp_comparison_operator.
4135 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
4136 instead of ix86_fp_comparison_codes.
4137 (ix86_trivial_fp_comparison_operator,
4138 ix86_fp_comparison_operator): New.
4139 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
4140 (ix86_expand_compare): Eliminate last two parameters.
4141 (ix86_fp_jump_nontrivial_p): Kill.
4142 * config/i386/i386.c (put_condition_code): Eliminate call to
4143 ix86_fp_comparison_codes and subsequent assertion.
4144 (ix86_fp_comparison_codes): Eliminate.
4145 (ix86_fp_swap_condition): New.
4146 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
4147 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
4148 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
4149 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
4150 and ix86_fp_swap_condition.
4151 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
4152 Use ix86_fp_comparison_strategy.
4153 (ix86_expand_compare): Likewise. Eliminate last two arguments.
4154 (ix86_fp_jump_nontrivial_p): Eliminate.
4155 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
4156 call to ix86_expand_compare.
4157 (ix86_split_fp_branch, ix86_expand_setcc,
4158 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
4159 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
4161 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4163 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
4164 related to jump_clobbers.
4165 * config/arm/arm.md (conds): Remove jump_clob case.
4166 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
4167 splits): Change comparison_operator to arm_comparison_operator.
4168 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
4171 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4173 * dojump.c (do_compare_rtx_and_jump): Try swapping the
4174 condition for floating point modes.
4175 * expmed.c (emit_store_flag_1): Move here a bigger part
4177 (emit_store_flag): Try swapping the condition for floating point
4179 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
4181 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4183 * expr.c (expand_expr_real_1): Just use do_store_flag.
4184 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
4185 emit_store_flag_force.
4186 * expmed.c (emit_store_flag_force): Copy here trick
4187 previously in expand_expr_real_1. Try reversing the comparison.
4188 (emit_store_flag_1): Work if target is NULL.
4189 (emit_store_flag): Work if target is NULL, using the result mode
4190 from the comparison. Use split_comparison, restructure final part
4191 to simplify conditionals.
4193 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4195 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
4196 * dojump.c (do_jump): Change handling of floating-point
4197 ops to use just do_compare_and_jump.
4198 (split_comparison): New.
4199 (do_compare_rtx_and_jump): Add here logic coming previously
4200 in do_jump, using split_comparison.
4202 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
4205 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
4207 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4209 * tree-ssa-alias.c: Fix unintentional commit.
4211 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4213 * passes.c (execute_one_pass): Fix unintentional commit.
4215 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4217 * df-problems.c (df_set_seen, df_unset_seen): Delete.
4218 (df_rd_local_compute, df_md_local_compute): Inline them.
4220 (df_md_scratch): New.
4221 (df_md_alloc, df_md_free): Allocate/free it.
4222 (df_md_local_compute): Only include live registers in init.
4223 (df_md_transfer_function): Prune the in-set computed by
4224 the confluence function, and the gen-set too.
4226 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4228 PR rtl-optimization/26854
4229 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
4230 * df-problems.c (df_rd_add_problem): Fix comment.
4231 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
4232 df_md_simulate_artificial_defs_at_top,
4233 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
4234 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
4235 df_md_transfer_function, df_md_init, df_md_confluence_0,
4236 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
4237 problem_MD, df_md_add_problem): New.
4238 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
4239 df_md_get_bb_info): New.
4240 (DF_LAST_PROBLEM_PLUS1): Adjust.
4242 * Makefile.in (fwprop.o): Include domwalk.h.
4243 * fwprop.c: Include domwalk.h.
4244 (reg_defs, reg_defs_stack): New.
4245 (bitmap_only_bit_between): Remove.
4246 (process_defs): New.
4247 (process_uses): Use reg_defs and local_md instead of
4248 bitmap_only_bit_between and local_rd.
4249 (single_def_use_enter_block): New, from build_single_def_use_links.
4250 (single_def_use_leave_block): New.
4251 (build_single_def_use_links): Remove code moved to
4252 single_def_use_enter_block, invoke domwalk.
4253 (use_killed_between): Adjust comment.
4255 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4257 * bitmap.h (bitmap_ior_and_into): New.
4258 * bitmap.c (bitmap_ior_and_into): New.
4260 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4262 * domwalk.h (struct dom_walk_data): Remove all callbacks except
4263 before_dom_children_before_stmts and after_dom_children_after_stmts.
4264 Rename the two remaining callbacks to just before_dom_children and
4265 after_dom_children. Remove other GIMPLE statement walking bits.
4266 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
4267 * graphite.c: Do not include domwalk.h.
4268 * tree-into-ssa.c (interesting_blocks): New global.
4269 (struct mark_def_sites_global_data): Remove it and names_to_rename.
4270 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
4271 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
4272 now that they're not domwalk callbacks.
4273 (rewrite_initialize_block): Rename to...
4274 (rewrite_enter_block): ... this, place after called functions. Test
4275 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
4276 (rewrite_finalize_block): Rename to...
4277 (rewrite_leave_block): ... this, place after called functions.
4278 (rewrite_update_init_block): Rename to...
4279 (rewrite_update_enter_block): ... this, place after called functions.
4280 Test interesting_blocks, call rewrite_update_stmt and
4281 rewrite_update_phi_arguments.
4282 (rewrite_update_fini_block): Rename to...
4283 (rewrite_leave_block): ... this, place after called functions.
4284 (rewrite_blocks): Remove last argument, simplify initialization of
4286 (mark_def_sites_initialize_block): Rename to...
4287 (mark_def_sites_block): ... this, call mark_def_sites.
4288 (mark_def_sites_blocks): Remove argument, simplify initialization of
4290 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
4291 (update_ssa): Likewise.
4292 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
4294 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
4295 (dom_opt_initialize_block): Rename to...
4296 (dom_opt_enter_block): ... this, place after called functions. Walk
4297 statements here, inline propagate_to_outgoing_edges.
4298 (dom_opt_finalize_block): Rename to...
4299 (dom_opt_leave_block): ... this, place after called functions.
4300 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
4302 (dse_enter_block, dse_record_phi): New.
4303 (dse_record_phis): Delete.
4304 (dse_finalize_block): Rename to...
4305 (dse_leave_block): ... this.
4306 (tree_ssa_dse): Simplify initialization of walk_data.
4307 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
4308 Adjust initialization of walk_data.
4309 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
4310 * tree-ssa-loop-phiopt.c (get_non_trapping):
4311 Adjust initialization of walk_data.
4312 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
4313 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
4314 it's not a domwalk callback.
4315 (uncprop_initialize_block): Rename to...
4316 (dse_enter_block): ... this, call uncprop_into_successor_phis.
4317 (dse_finalize_block): Rename to...
4318 (dse_leave_block): ... this.
4319 (tree_ssa_uncprop): Simplify initialization of walk_data.
4320 * Makefile.in: Adjust dependencies.
4322 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
4324 * arm.md (casesi): Fix test for Thumb1.
4325 (thumb1_casesi_internal_pic): Likewise.
4326 (thumb1_casesi_dispatch): Likewise.
4328 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
4330 * config/arm/arm-cores.def: Added core cortex-m0.
4331 * config/arm/arm-tune.md: Regenerated.
4332 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
4334 2009-06-26 DJ Delorie <dj@redhat.com>
4336 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
4338 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
4339 the scheduler doesn't tag jump insns.
4341 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
4343 * c-decl.c (merge_decls): Re-indent.
4345 2009-06-26 Janis Johnson <janis187@us.ibm.com>
4348 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
4349 Special-case decimal float constants.
4351 2009-06-26 Richard Henderson <rth@redhat.com>
4353 * function.h (struct function): Add cannot_be_copied_reason,
4354 and cannot_be_copied_set.
4355 * tree-inline.c (has_label_address_in_static_1): Rename from
4356 inline_forbidden_p_2; don't set inline_forbidden_reason here.
4357 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
4358 don't set inline_forbidden_reason.
4359 (copy_forbidden): New function, split out of inline_forbidden_p.
4360 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
4361 (inline_forbidden_p): Use copy_forbidden.
4362 (tree_versionable_function_p): Likewise.
4363 (inlinable_function_p): Merge into tree_inlinable_function_p.
4364 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
4365 * ipa-cp.c (ipcp_versionable_function_p): New function.
4366 (ipcp_cloning_candidate_p): Use it.
4367 (ipcp_node_modifiable_p): Likewise.
4369 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
4371 * builtins.c (expand_builtin_alloca): Handle builtin alloca
4372 that is marked not to be inlined. Remove flag_mudflap use.
4373 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
4374 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
4376 2009-06-26 Steve Ellcey <sje@cup.hp.com>
4379 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
4380 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
4382 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
4384 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
4386 (__mingwthr_remove_key_dtor): Likewise.
4388 2009-06-26 Richard Guenther <rguenther@suse.de>
4390 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
4392 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
4395 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
4396 try the non-cond_exec path also.
4398 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4401 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
4402 (output_cbranch): Use new functions.
4403 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
4406 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4407 Pat Haugen <pthaugen@us.ibm.com>
4408 Revital Eres <ERES@il.ibm.com>
4410 * config/rs6000/rs6000.c (print_operand): Correct lossage message
4411 for %c error. Add %x support to print VSX registers as a unified
4412 register set, instead of separate float and altivec registers.
4413 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
4414 %y case, and add support for VSX pre-modify addresses.
4415 (output_toc): Add assert for CONST containing an integer constant
4417 (rs6000_adjust_cost): Add POWER7 support.
4418 (insn_must_be_first_in_group): Ditto.
4419 (insn_must_be_last_in_group): Ditto.
4420 (rs6000_emit_popcount): Ditto.
4421 (rs6000_vector_mode_supported_p): Ditto.
4423 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
4424 Change some of the functions called by macros to being called
4425 through a pointer, so debug functions can be inserted if
4426 -mdebug=addr or -mdebug=cost.
4427 (rs6000_preferred_reload_class_ptr): Ditto.
4428 (rs6000_secondary_reload_class_ptr): Ditto.
4429 (rs6000_secondary_memory_needed_ptr): Ditto.
4430 (rs6000_cannot_change_mode_class_ptr): Ditto.
4431 (rs6000_secondary_reload_inner): Ditto.
4432 (rs6000_legitimize_reload_address): Ditto.
4433 (rs6000_legitimize_reload_address_ptr): Ditto.
4434 (rs6000_mode_dependent_address): Ditto.
4435 (rs6000_mode_dependent_address_ptr): Ditto.
4437 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
4438 function to return true if the mode allows reg + integer
4440 (virtual_stack_registers_memory_p): New function to return true if
4441 the address refers to a virtual stack register.
4442 (rs6000_legitimate_offset_address_p): Move code to say whether a
4443 mode supports reg+int addressing to reg_offset_addressing_ok_p and
4445 (rs6000_legitimate_address_p): Add checks for modes that only can
4446 do reg+reg addressing. Start adding VSX support.
4447 (rs6000_legitimize_reload_address): Ditto.
4448 (rs6000_legitimize_address): Ditto.
4449 (rs6000_debug_legitimate_address_p): New debug functions for
4450 -mdebug=addr and -mdebug=cost.
4451 (rs6000_debug_rtx_costs): Ditto.
4452 (rs6000_debug_address_costs): Ditto.
4453 (rs6000_debug_adjust_cost): Ditto.
4454 (rs6000_debug_legitimize_address): Ditto.
4455 (rs6000_legitimize_reload_address_ptr): Point to call normal
4456 function or debug function. Make functions called via pointer
4458 (rs6000_mode_dependent_address_ptr): Ditto.
4459 (rs6000_secondary_reload_class_ptr): Ditto.
4460 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
4461 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
4462 into a friendlier error.
4463 (rs6000_init_builtins): Add initial VSX support.
4464 (rs6000_adjust_cost): Fix some spacing issues.
4466 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
4467 (REG_CLASS_NAMES): Ditto.
4468 (REG_CLASS_CONTENTS): Ditto.
4469 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
4470 pointer, to add -mdebug=addr support.
4471 (CANNOT_CHANGE_MODE_CLASS): Ditto.
4472 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
4473 -mdebug=addr support.
4474 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
4475 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
4476 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
4478 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
4480 (bswapsi*): Set attribute types for load/store. Add combiner
4481 patterns to eliminate zero extend on 64-bit.
4482 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
4483 stdbrx if the hardware supports those instructions.
4485 2009-06-25 Ian Lance Taylor <iant@google.com>
4487 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4488 (Link Options): Document -static-libstdc++.
4490 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4493 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4494 DATA_ALIGNMENT instead.
4496 2009-06-25 Richard Guenther <rguenther@suse.de>
4498 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
4499 indirect references against the callused/escaped solutions.
4500 (call_may_clobber_ref_p_1): Likewise.
4502 2009-06-25 Martin Jambor <mjambor@suse.cz>
4504 PR tree-optimization/40493
4505 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
4506 (enum unscalarized_data_handling): New type.
4507 (handle_unscalarized_data_in_subtree): Return what has been done.
4508 (load_assign_lhs_subreplacements): Handle left flushes differently.
4509 (sra_modify_assign): Use unscalarized_data_handling, simplified
4510 condition determining whether to remove the statement.
4512 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4514 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4515 excerpt - @ should be doubled for texinfo.
4517 2009-06-24 Ian Lance Taylor <iant@google.com>
4519 * config/arc/arc.c: Include "df.h".
4520 (arc_attribute_table): Make static. Move higher in file.
4521 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
4522 (output_shift): Initialize n later to avoid warning.
4523 * config/arm/arm.c (arm_attribute_table): Make static. Move
4525 * config/avr/avr.c (avr_attribute_table): Make static. Move
4527 (reg_class_tab): Change array type from int to enum reg_class.
4528 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
4530 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
4531 (lshrhi3_out): Likewise.
4532 (class_likely_spilled_p): Change return type to bool.
4533 (avr_rtx_costs): Use local code variable with enum type.
4534 * config/avr/avr.md (movmemhi): Use add_reg_note.
4535 (andhi3, andsi3): Don't use AS2 with "and".
4536 (iorhi3, iorsi3): Don't use AS2 with "or".
4537 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
4538 * config/crx/crx.c: Include "df.h".
4539 (crx_attribute_table): Make static.
4540 * config/m32r/m32r.c: Include "df.h".
4541 (m32r_attribute_table): Make static. Move higher in file.
4542 (pop): Use add_reg_note.
4543 (block_move_call): Change 0 to LCT_NORMAL in function call.
4544 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
4545 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
4546 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
4547 declare, not just when TREE_CODE is defined.
4548 * config/m68hc11/m68hc11.c: Include "expr.h".
4549 (m68hc11_attribute_table): Make static. Move higher in file.
4550 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
4552 (m68hc11_register_indirect_p): Likewise.
4553 (m68hc11_function_arg_padding): Change return type to enum
4555 (emit_move_after_reload): Use add_reg_note.
4556 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
4557 (m68hc11_split_logical): Likewise.
4558 (m68hc11_rtx_costs): Add local code_and outer_code variables with
4560 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
4561 to VOIDmode in function call.
4562 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
4564 (m68hc11_split_logical): Update declaration.
4565 (m68hc11_function_arg_padding): Update declaration.
4566 * config/mcore/mcore.c (regno_reg_class): Change form array of int
4567 to array of enum reg_class.
4568 (mcore_attribute_table): Make static. Move higher in file.
4569 (mcore_rtx_costs): Add cast to enum type.
4570 * config/mcore/mcore.h (regno_reg_class): Update declaration.
4571 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
4572 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
4574 * config/sh/predicates.md (trapping_target_operand): Rename and to
4576 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4578 * config/spu/spu.c (spu_attribute_table): Make static. Move
4580 * config/v850/v850.c (v850_attribute_table): Make static. Move
4582 (v850_rtx_costs): Use local code with enum type.
4583 (expand_epilogue): Add cast.
4584 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
4586 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
4589 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
4590 -m2a-single-only and -m2a-nofpu.
4591 * config/sh/sh.opt: Document m2a generates FPU code.
4593 2009-06-24 Anatoly Sokolov <aesok@post.ru>
4595 * defaults.h (CAN_ELIMINATE): Provide default.
4596 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4597 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4598 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4599 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4600 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4601 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4602 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4603 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4604 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4605 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4607 2009-06-24 DJ Delorie <dj@redhat.com>
4609 * mep-ext-cop.cpu: Fix copyright notice.
4610 * mep-default: Fix copyright notice.
4611 * mep-core: Fix copyright notice.
4612 * mep: Fix copyright notice.
4613 * mep-ivc2: Fix copyright notice.
4614 * mep-c5: Fix copyright notice.
4616 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4618 * doc/contrib.texi (Contributors):
4620 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4623 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4624 src and dst operands if necessary.
4626 2009-06-23 DJ Delorie <dj@redhat.com>
4629 * config.gcc: Add mep support.
4630 * recog.c: Resurrect validate_replace_rtx_subexp().
4631 * recog.h: Likewise.
4632 * config/mep/: Add new port:
4633 * config/mep/constraints.md: New file.
4634 * config/mep/default.h: New file.
4635 * config/mep/intrinsics.h: New file.
4636 * config/mep/intrinsics.md: New file.
4637 * config/mep/ivc2-template.h: New file.
4638 * config/mep/mep-c5.cpu: New file.
4639 * config/mep/mep-core.cpu: New file.
4640 * config/mep/mep-default.cpu: New file.
4641 * config/mep/mep-ext-cop.cpu: New file.
4642 * config/mep/mep-intrin.h: New file.
4643 * config/mep/mep-ivc2.cpu: New file.
4644 * config/mep/mep-lib1.asm: New file.
4645 * config/mep/mep-lib2.c: New file.
4646 * config/mep/mep-pragma.c: New file.
4647 * config/mep/mep-protos.h: New file.
4648 * config/mep/mep-tramp.c: New file.
4649 * config/mep/mep.c: New file.
4650 * config/mep/mep.cpu: New file.
4651 * config/mep/mep.h: New file.
4652 * config/mep/mep.md: New file.
4653 * config/mep/mep.opt: New file.
4654 * config/mep/predicates.md: New file.
4655 * config/mep/t-mep: New file.
4657 2009-06-23 Ian Lance Taylor <iant@google.com>
4659 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4660 from loose_warn into c_loose_warn and from strict_warn into
4661 c_strict_warn. Set and substitute warn_cxxflags. Check for
4662 --enable-build-with-cxx. Set and substitute
4663 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4664 * Makefile.in (CXXFLAGS): New variable.
4665 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4666 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4667 the default is the same as $(STRICT_WARN).
4668 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4669 (CXX): New variable.
4670 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4671 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4672 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4673 (HOST_LIBS): New variable.
4674 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4675 (ALL_CXXFLAGS): New variable.
4676 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4677 * doc/install.texi (Configuration): Document
4678 --enable-build-with-cxx, --with-stage1-ldflags,
4679 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4680 * configure: Rebuild.
4682 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4684 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4685 from previous commit.
4687 2009-06-23 Ian Lance Taylor <iant@google.com>
4689 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4691 2009-06-23 Ian Lance Taylor <iant@google.com>
4693 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4694 with ATTRIBUTE_UNUSED.
4696 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4697 Pat Haugen <pthaugen@us.ibm.com>
4698 Revital Eres <eres@il.ibm.com>
4700 * config.in (HAVE_AS_POPCNTD): Add default definition.
4701 (HAVE_AS_LWSYNC): Ditto.
4703 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4705 (gcc_cv_as_powerpc_cmpb): Ditto.
4706 (gcc_cv_as_powerpc_dfp): Ditto.
4707 (gcc_cv_as_powerpc_vsx): Ditto.
4708 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4709 supporting the popcntd/lwsync instructions.
4710 (gcc_cv_as_powerpc_lwsync): Ditto.
4711 * configure: Regenerate.
4713 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4714 -mcpu=native and -mcpu=power7.
4715 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4717 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4718 a variable instead of a mask to reduce the number of mask bits.
4719 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4720 (-mbit-word): Ditto.
4721 (-mregnames): Ditto.
4722 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4723 (-mfused-madd): Ditto.
4725 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4727 (-mvsx): New switch for VSX instructions.
4728 (-misel): Move from a variable to a mask to allow it to be set by
4731 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4732 function declaration to an array declaration.
4733 (rs6000_hard_regno_nregs): New external array declaration.
4735 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4736 files included by rs6000.md.
4738 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4739 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4741 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4743 (rs6000_debug_reg): New -mdebug= variables.
4744 (rs6000_debug_addr): Ditto.
4745 (rs6000_debug_cost): Ditto.
4746 (rs6000_pmode): New variable to hold Pmode.
4747 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4748 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4749 calculated at compiler start.
4750 (rs6000_hard_regno_nregs): Change function to an array which holds
4751 HARD_REGNO_NREGS calculated at compiler start.
4752 (rs6000_explicit_options): Delete isel field.
4753 (rs6000_vector_unit): New array to hold which vector unit
4754 supports arithmetic options for a given type.
4755 (rs6000_vector_mem): New array to hold which vector unit supports
4756 memory reference operations for a given type.
4757 (rs6000_vector_align): New array to given the alignment of each
4759 (power7_cost): New basic costs for power7.
4760 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4761 (rs6000_hard_regno_nregs_internal): New function, moved from
4762 HARD_REGNO_NREGS, to calculate the number of registers each hard
4763 register takes for each type.
4764 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4765 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4766 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4767 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4768 unit information here so it is calculated once at compiler startup
4770 (rs6000_override_options): Make -misel a target mask. Add more
4771 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4772 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4774 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4775 (rs6000_handle_option): Move -misel from variable to target mask.
4776 (rs6000_builtin_mask_for_load): Add VSX support.
4777 (rs6000_conditional_register_usage): Ditto.
4778 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4779 (function_arg_boundary): Ditto.
4780 (rs6000_expand_builtin): Ditto.
4781 (def_builtin): Make abort message a little friendlier.
4782 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4784 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4785 assembler support the popcntd instruction instead of a vsx
4786 instruction to enable power7 support.
4787 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4788 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4789 option to the assembler if -mcpu=native.
4790 (ASM_CPU_NATIVE_SPEC): Ditto.
4791 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4793 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4794 the lwsync instruction.
4795 (enum processor_type): Add PROCESSOR_POWER7.
4796 (rs6000_debug_reg): New -mdebug= options.
4797 (rs6000_debug_addr): Ditto.
4798 (rs6000_debug_cost): Ditto.
4799 (rs6000_isel): Delete.
4800 (enum rs6000_vector): New enum to say what vector unit we have.
4801 (VECTOR_UNIT_*): New macros to say which vector unit has
4802 arithmetic operations for a given type.
4803 (VECTOR_MEM_*): New macros to say which vector unit has memory
4804 operations for a given type.
4805 (TARGET_LDBRX): Whether the machine supports the ldbrx
4807 (TARGET_ISEL): Delete, -misel moved to be a mask.
4808 (TARGET_ISEL64): New macro for 64-bit isel support.
4809 (UNITS_PER_VSX_WORD): New macro.
4810 (POINTER_SIZE): Move to be an external variable, rather than
4811 calculating whether we are generating 32 ot 64-bit code.
4813 (STACK_BOUNDARY): Add VSX support.
4814 (LOCAL_ALIGNMENT): Ditto.
4815 (SLOW_UNALIGNED_ACCESS): Ditto.
4816 (VSX_REGNO_P): New macro for VSX support.
4817 (VFLOAT_REGNO_P): Ditto.
4818 (VINT_REGNO_P): Ditto.
4819 (VLOGICAL_REGNO_P): Ditto.
4820 (VSX_VECTOR_MODE): Ditto.
4821 (VSX_SCALAR_MODE): Ditto.
4823 (VSX_MOVE_MODE): Ditto.
4824 (VSX_REG_CLASS_P): Ditto.
4825 (HARD_REGNO_NREGS): Instead of calling a function, use an array
4827 (UNITS_PER_SIMD_WORD): Add VSX support.
4828 (MODES_TIEABLE_P): Ditto.
4829 (STARTING_FRAME_OFFSET): Ditto.
4830 (STACK_DYNAMIC_OFFSET): Ditto.
4831 (EPILOGUE_USES): Ditto.
4832 (REGNO_REG_CLASS): Move to array lookup.
4833 (CLASS_MAX_NREGS): Ditto.
4834 (rs6000_vector_reg_class): Add declaration.
4835 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
4836 overlap with the floating point and Altivec registers.
4838 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
4840 * config/rs6000/driver-rs6000.c (asm_names): New static array to
4841 give the appropriate asm switches if -mcpu=native.
4842 (host_detect_local_cpu): Add support for "asm".
4843 (host_detect_local_cpu): Follow GNU code guidelines for name.
4845 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
4846 -mbit-word to a variable instead of being a target mask.
4848 * config/rs6000/sync.md (lwsync): If the assembler supports it,
4849 emit the lwsync instruction instead of emitting the instruction as
4850 an integer constant.
4852 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
4853 fixuns_trundfsi2, move expander into rs6000.md.
4855 * config/rs6000/rs6000.md (cpu): Add power7.
4856 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
4857 (logical predicate patterns): Change the single instruction
4858 primitives that set CR0 to be fast_compare instead of compare.
4860 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
4861 (popcntddi2): Ditto.
4862 (popcount<mode>): Ditto.
4863 (floating multiply/add insns): Name the floating point
4865 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
4866 (isel_unsigned_<mode>): Ditto.
4867 (fixuns_trundfsi2): Move expander here from spe.md.
4868 (smindi3): Define if we have -misel on 64-bit systems.
4873 2009-06-23 Anatoly Sokolov <aesok@post.ru>
4875 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
4877 * config/avr/avr.c (avr_current_device): New variable.
4878 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
4879 (avr_arch, mcu_type_s): Move to avr.h.
4880 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
4881 default_data_section_start fields.
4882 (avr_arch): Moved from avr.c.
4883 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
4884 library_name fields.
4885 (avr_current_device, avr_mcu_types, avr_arch_types,
4886 avr_device_to_arch, avr_device_to_data_start,
4887 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
4888 (EXTRA_SPEC_FUNCTIONS): Define.
4889 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
4890 options mapping. Use device_to_arch and device_to_data_start insted.
4891 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
4892 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
4893 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
4894 * config/avr/driver-avr.c: New file.
4895 * config/avr/avr-devices.c: New file.
4897 2009-06-23 Jakub Jelinek <jakub@redhat.com>
4899 * var-tracking.c (unshare_variable): Force initialized to
4900 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
4901 (set_variable_part): Likewise.
4902 (struct variable_union_info): Remove pos_src field.
4903 (vui_vec, vui_allocated): New variables.
4904 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
4905 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
4906 == 1 use a simpler sorting algorithm. Compute pos field right
4907 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
4908 Avoid quadratic comparison if !flag_var_tracking_uninit.
4909 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
4910 unshare_variable unconditionally.
4911 (dataflow_set_different_2): Removed.
4912 (dataflow_set_different): Don't traverse second hash table.
4913 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
4914 unconditionally to var_reg_set or var_mem_set.
4915 (emit_notes_in_bb): Likewise.
4916 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
4918 (emit_note_insn_var_location): Don't set initialized to
4919 VAR_INIT_STATUS_INITIALIZED early.
4920 (vt_finalize): Free vui_vec if needed, clear vui_vec and
4922 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
4924 * tree-object-size.c (addr_object_size): Instead of checking
4925 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
4926 are no FIELD_DECLs following it.
4928 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
4930 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
4931 order to match bswaps with signed source operands.
4933 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4935 * sdbout.c (sdbout_one_type): Fix braces in switch.
4937 2009-06-23 Richard Guenther <rguenther@suse.de>
4939 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
4941 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
4942 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
4943 var_callused, callused_tree, var_storedanything, storedanything_tree,
4944 var_integer, integer_tree): Remove global variables.
4945 (new_var_info): Do not pass new id, append the new var to the
4946 global variable vector.
4947 (do_ds_constraint): Use is_global_var member of the variable-info.
4948 (new_scalar_tmp_constraint_exp): Adjust.
4949 (create_function_info_for): Likewise.
4950 (create_variable_info_for): Likewise.
4951 (find_what_var_points_to): Remove dead code.
4952 (init_base_vars): Simplify.
4953 (compute_points_to_sets): Adjust.
4955 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4957 * combine.c (try_combine): Dump information about the insns we're
4960 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4962 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
4963 check when calling force_to_mode on TRUNCATE's operand.
4965 2009-06-22 Ian Lance Taylor <iant@google.com>
4967 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
4969 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4971 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
4973 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4975 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
4976 override library linkage flags such as -static-libgcc or
4979 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4981 * config/m68k/m68k-devices.def: Add line for MCF5221x.
4983 2009-06-22 Ian Lance Taylor <iant@google.com>
4985 * config/linux.opt: Put mglibc ahead of muclibc.
4987 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
4988 for duplicate decls.
4990 2009-06-22 Matthias Klose <doko@ubuntu.com>
4992 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
4994 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4997 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
4998 instead of NULL if a parser error occurs.
5000 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5002 * dwarf2out.c (dwarf2_debug_hooks): Initialize
5003 non-DWARF2_DEBUGGING_INFO version.
5005 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
5007 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
5008 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
5010 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
5011 (LIBGCC2_TF_CEXT): Define.
5014 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5017 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
5019 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5021 * config/arm/arm.c (arm_override_options): Disable
5022 -mcaller-super-interworking and -mcallee-super-interworking.
5023 * doc/invoke.texi (ARM Options): Document this.
5025 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
5027 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
5028 * config/arm/constraints.md (j): New constraint for movw operands.
5029 (N): Remove thumb2 meaning.
5030 * config/arm/arm.md (*arm_movw): Delete.
5031 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
5032 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
5033 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
5035 2009-06-22 Martin Jambor <mjambor@suse.cz>
5037 PR tree-optimization/40492
5038 * tree-sra.c (sra_modify_assign): Pass zero offsets to
5039 build_ref_for_offset.
5041 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
5043 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
5044 JUMP_TABLE_DATA_P predicates where applicable.
5045 * auto-inc-dec.c: Ditto.
5046 * builtins.c: Ditto.
5047 * caller-save.c: Ditto.
5049 * cfgcleanup.c: Ditto.
5050 * cfglayout.c: Ditto.
5053 * combine-stack-adj.c: Ditto.
5059 * dwarf2asm.c: Ditto.
5060 * dwarf2out.c: Ditto.
5061 * emit-rtl.c: Ditto.
5067 * function.c: Ditto.
5070 * genpreds.c: Ditto.
5071 * genrecog.c: Ditto.
5073 * ira-costs.c: Ditto.
5074 * ira-lives.c: Ditto.
5077 * lower-subreg.c: Ditto.
5078 * modulo-sched.c: Ditto.
5080 * postreload.c: Ditto.
5081 * print-rtl.c: Ditto.
5090 * sched-vis.c: Ditto.
5092 * sel-sched-ir.c: Ditto.
5093 * simplify-rtx.c: Ditto.
5094 * targhooks.c: Ditto.
5095 * var-tracking.c: Ditto.
5096 * vmsdbgout.c: Ditto.
5098 2009-06-22 Matthias Klose <doko@ubuntu.com>
5100 * Makefile.in (install-plugin): Always use DESTDIR.
5102 2009-06-22 Olivier Hainque <hainque@adacore.com>
5104 * config/pa/pa.c (output_call): Don't optimize post call jumps
5105 into return address adjustments if the call may throw.
5107 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
5109 * arm.c (thumb1_output_casesi): New function.
5110 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
5111 optimizing for size or PIC.
5112 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
5113 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
5114 (casesi): Handle Thumb-1 when optimizing for size or PIC.
5115 (thumb1_casesi_internal_pic): New expand rule.
5116 (thumb1_casesi_dispatch): New pattern.
5117 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
5119 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
5120 in the text seciton when PIC or optimizing for size.
5121 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
5122 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
5123 preservation properties of code.
5124 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
5125 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
5126 (__gnu_thumb1_case_si): New function.
5127 * t-arm (LIB1ASMSRC): Define here.
5128 (LIB1ASMFUNCS): Add some common functions.
5129 * t-arm-elf (LIB1ASMSRC): Delete.
5130 (LIB1ASMFUNCS): Append to existing set.
5131 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5132 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5133 * t-symbian (LIB1ASMFUNCS): Likewise.
5134 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5135 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5137 2009-06-21 Richard Guenther <rguenther@suse.de>
5139 PR tree-optimization/38729
5140 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
5141 to loops with a single exit if -fno-expensive-optimizations.
5143 2009-06-21 Jakub Jelinek <jakub@redhat.com>
5145 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
5146 (dataflow_set): Change vars type from htab_t to shared_hash.
5147 (shared_hash_pool, empty_shared_hash): New variables.
5148 (vars_clear): Removed.
5149 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
5150 shared_hash_find_slot_unshare, shared_hash_find_slot,
5151 shared_hash_find_slot_noinsert, shared_hash_find): New
5153 (shared_hash_unshare, shared_hash_destroy): New functions.
5154 (unshare_variable): Unshare set->vars if shared, use
5156 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
5157 (get_init_value, find_src_set_src, dump_dataflow_set,
5158 clobber_variable_part, emit_notes_for_differences): Use
5160 (dataflow_set_init): Remove second argument, set vars to
5161 empty_shared_hash instead of creating a new htab.
5162 (dataflow_set_clear): Call shared_hash_destroy and set vars
5163 to empty_shared_hash instead of calling vars_clear.
5164 (dataflow_set_copy): Don't call vars_copy, instead just share
5165 the src htab with dst.
5166 (variable_union): Use shared_hash_*, use initially NO_INSERT
5167 lookup if set->vars is shared. Don't keep slot cleared before
5168 calling unshare_variable. Unshare set->vars if needed.
5169 Even ->refcount == 1 vars must be unshared if set->vars is shared
5170 and var needs to be modified.
5171 (variable_canonicalize): New function.
5172 (dataflow_set_union): If dst->vars is empty, just share src->vars
5173 with dst->vars and traverse with variable_canonicalize to canonicalize
5174 and unshare what is needed.
5175 (dataflow_set_different): If old_set and new_set use the same shared
5176 htab, they aren't different. If number of htab elements is different,
5177 htabs are different. Use shared_hash_*.
5178 (dataflow_set_destroy): Call shared_hash_destroy instead of
5180 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
5181 second argument to dataflow_set_init.
5182 (vt_initialize): Likewise. Initialize shared_hash_pool and
5183 empty_shared_hash, move bb in/out initialization afterwards.
5184 Use variable_htab_free instead of NULL as changed_variables del hook.
5185 (variable_was_changed): Change type of second argument to pointer to
5186 dataflow_set. When inserting var into changed_variables, bump
5187 refcount. Unshare set->vars if set is shared htab and slot needs to
5189 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
5190 lookup if set->vars is shared. 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. Adjust variable_was_changed caller.
5193 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
5194 vars must be unshared if set->vars is shared and var needs to be
5195 modified. Adjust variable_was_changed caller.
5196 (emit_note_insn_var_location): Don't pool_free var.
5197 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
5199 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
5200 free_alloc_pool on shared_hash_pool.
5202 2009-06-20 Anthony Green <green@moxielogic.com>
5204 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
5205 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
5207 2009-06-20 Richard Guenther <rguenther@suse.de>
5209 * tree-ssa-structalias.c (find_func_aliases): For memset use
5210 a constraint from NULL if we memset to zero.
5211 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
5212 we explicitly handle that do not read from memory.
5213 (call_may_clobber_ref_p_1): Properly handle builtins that may
5216 2009-06-20 Richard Guenther <rguenther@suse.de>
5218 PR tree-optimization/40495
5219 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
5220 (new_scalar_tmp_constraint_exp): New function.
5221 (process_constraint): Do not create temporary decls.
5222 (process_all_all_constraints): Likewise.
5223 (handle_const_call): Likewise.
5224 (create_function_info_for): Do not set decl.
5226 2009-06-19 Ian Lance Taylor <iant@google.com>
5228 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
5229 (rs6000_attribute_table): Make static; move before use.
5231 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
5233 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
5234 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
5235 Propagate the TREE_READONLY flag without overwriting it.
5236 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
5237 Propagate the TREE_READONLY flag onto the result.
5238 (process_call_operands): Move around. Use correct constant value.
5240 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5243 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
5244 * config/arm/arm.md: Likewise.
5246 2009-06-19 Ian Lance Taylor <iant@google.com>
5248 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
5249 to GIMPLE_ERROR_MARK.
5251 * c-typeck.c (build_conditional_expr): Add op1_original_type and
5252 op2_original_type parameters. Warn about using different enum types.
5253 * c-parser.c (c_parser_conditional_expression): Pass original
5254 types to build_conditional_expr.
5255 * c-tree.h (build_conditional_expr): Update declaration.
5257 2009-06-19 Ian Lance Taylor <iant@google.com>
5259 * config/i386/i386.c (ix86_function_specific_save): Test that
5260 fields match values, rather than testing the values are in a
5263 2009-06-19 Richard Guenther <rguenther@suse.de>
5265 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
5267 (ptr_derefs_may_alias_p): Likewise.
5268 (ptr_deref_may_alias_ref_p_1): New function.
5269 (ptr_deref_may_alias_ref_p): Likewise.
5270 (ref_maybe_used_by_call_p_1): Handle builtins that are not
5271 covered by looking at the ESCAPED solution.
5272 (call_may_clobber_ref_p_1): Likewise.
5273 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
5274 Handle NULL_TREE offset. Do not produce redundant constraints.
5275 (process_all_all_constraints): New helper function.
5276 (do_structure_copy): Use it.
5277 (handle_lhs_call): Likewise.
5278 (find_func_aliases): Handle some builtins with pointer arguments
5279 and/or return values explicitly.
5281 2009-06-19 Ian Lance Taylor <iant@google.com>
5283 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
5285 2009-06-19 Ian Lance Taylor <iant@google.com>
5287 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
5289 2009-06-19 Ian Lance Taylor <iant@google.com>
5291 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
5292 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
5295 * c-decl.c (finish_decl): If -Wc++-compat, warn about
5296 uninitialized const.
5298 2009-06-19 Ian Lance Taylor <iant@google.com>
5300 * dse.c (struct store_info): Rename bitmap field to bmap. Change
5303 * c-decl.c (in_struct, struct_types): Remove.
5304 (struct c_binding): Add in_struct field.
5305 (c_binding_ptr): Define type, along with VEC.
5306 (struct c_struct_parse_info): Define.
5307 (struct_parse_info): New static variable.
5308 (bind): Initialize in_struct field.
5309 (start_struct): Remove enclosing_in_struct and
5310 enclosing_struct_types parameters. Add
5311 enclosing_struct_parse_info parameter. Change all callers. Set
5312 struct_parse_info rather than in_struct and struct_types.
5313 (grokfield): If -Wc++-compat and there is a symbol binding for the
5314 field name, set the in_struct flag and push it on the
5315 struct_parse_info->fields vector.
5316 (warn_cxx_compat_finish_struct): New static function.
5317 (finish_struct): Remove enclosing_in_struct and
5318 enclosing_struct_types parameters. Add
5319 enclosing_struct_parse_info parameter. Change all callers. Don't
5320 set C_TYPE_DEFINED_IN_STRUCT here. Call
5321 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
5322 parameter. Only push on struct_types if warn_cxx_compat.
5323 (finish_enum): Only push on struct_types if warn_cxx_compat.
5324 (declspecs_add_type): Add loc parameter. Change all callers.
5325 Change all error calls to error_at. Pass loc, not input_location,
5326 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
5327 defined in a struct. If -Wc++-compat and parsing a struct, record
5328 that a typedef name was used.
5329 * c-parser.c (c_parser_declspecs): Get location to pass to
5331 (c_parser_struct_or_union_specifier): Update calls to start_struct
5333 * c-tree.h (struct c_struct_parse_info): Declare.
5334 (finish_struct, start_struct): Update declarations.
5335 (declspecs_add_type): Update declaration.
5337 2009-06-19 Ian Lance Taylor <iant@google.com>
5339 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
5340 variable with an anonymous type.
5342 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5344 * see.c: Remove for real.
5346 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5348 * optabs.h (enum optab_index): Add new OTI_significand.
5349 (significand_optab): Define corresponding macro.
5350 * optabs.c (init_optabs): Initialize significand_optab.
5351 * genopinit.c (optabs): Implement significand_optab using
5352 significand?f2 patterns.
5353 * builtins.c (expand_builtin_mathfn): Handle
5354 BUILT_IN_SIGNIFICAND{,F,L}.
5355 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
5356 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
5358 * config/i386/i386.md (significandxf2, significand<mode>2): New
5359 expanders to implement significandf, significand and significandl
5360 built-ins as inline x87 intrinsics.
5362 2009-06-18 Anatoly Sokolov <aesok@post.ru>
5364 * config/avr/avr.c (avr_override_options): Remove setting value of
5365 PARAM_INLINE_CALL_COST.
5367 2009-06-18 Richard Henderson <rth@redhat.com>
5370 * tree-pass.h (TDF_ASMNAME): New.
5371 * tree-dump.c (dump_options): Add asmname.
5372 * doc/invoke.texi: Document it.
5374 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
5375 (dump_decl_name): ...here.
5376 (dump_function_name): New flags arg; mind TDF_ASMNAME.
5377 (dump_generic_node): Update dump_function_name calls.
5378 (print_call_name): New flags arg; update all dump calls.
5379 * diagnostic.h (print_call_name): Update.
5380 * gimple-pretty-print.c (dump_gimple_call): Update.
5382 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
5385 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
5387 2009-06-18 Diego Novillo <dnovillo@google.com>
5389 * doc/plugins.texi: Document plugin_is_GPL_compatible.
5390 * plugin.c (str_license): Declare.
5391 (try_init_one_plugin): Assert that the symbol
5392 'plugin_is_GPL_compatible' exists.
5394 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
5397 * Makefile.in (OBJS-common): Remove see.o.
5399 * common.opt (fsee): Mark as preserved for backward compatibility.
5400 * opts.c (common_handle_option): Add OPT_fsee to the backward
5401 compatibility section.
5402 * passes.c (init_optimization_passes, pass_see): Remove pass.
5403 * timevar.def (TV_SEE): Remove.
5404 * tree-pass.h (pass_see): Remove declaration.
5405 * doc/invoke.texi (-fsee): Remove documentation.
5407 2009-06-18 Martin Jambor <mjambor@suse.cz>
5409 * tree-sra.c: Include statistics.h
5410 (sra_stats): New variable.
5411 (sra_initialize): Clear sra_stats.
5412 (create_access_replacement): Increment sra_stats.replacements.
5413 (get_access_replacement): Do not return twice.
5414 (analyze_all_variable_accesses): Increment statistics counter by the
5415 number of scalarized aggregates.
5416 (generate_subtree_copies): Increment sra_stats.subtree_copies.
5417 (sra_modify_expr): Increment sra_stats.exprs.
5418 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
5419 (sra_modify_assign): Increment sra_stats.exprs,
5420 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
5421 (perform_intra_sra): Update statistics counters.
5422 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
5424 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5426 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
5427 (arm_scalar_mode_supported_p): New function.
5429 2009-06-18 Paul Brook <paul@codesourcery.com>
5430 Sandra Loosemore <sandra@codesourcery.com>
5432 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
5433 (__extendhfsf2, __truncsfhf2): Define.
5434 * config/arm/fp16.c: New file.
5435 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5436 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5438 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5440 * doc/extend.texi (Half-Precision): New section.
5441 * doc/invoke.texi (Option Summary): List -mfp16-format.
5442 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
5443 * config/arm/arm.opt (mfp16-format=): New.
5444 * config/arm/arm.c: Include intl.h.
5445 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
5446 (TARGET_INVALID_RETURN_TYPE): Redefine.
5447 (TARGET_PROMOTED_TYPE): Redefine.
5448 (TARGET_CONVERT_TO_TYPE): Redefine.
5449 (arm_fp16_format): Define.
5450 (all_fpus): Add entry for neon-fp16.
5451 (fp_model_for_fpu): Likewise.
5452 (struct fp16_format): Declare.
5453 (all_fp16_formats): Define.
5454 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
5456 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
5458 (arm_legitimate_index_p): Treat HFmode like HImode.
5459 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
5460 (coproc_secondary_reload_class): Special-case HFmode.
5461 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
5462 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
5463 (arm_init_fp16_builtins): New.
5464 (arm_init_builtins): Call it.
5465 (arm_invalid_parameter_type): New.
5466 (arm_invalid_return_type): New.
5467 (arm_promoted_type): New.
5468 (arm_convert_to_type).
5469 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
5471 (arm_emit_fp16_const): New function.
5472 (arm_mangle_type): Mangle __fp16 as "Dh".
5473 * config/arm/arm.h (TARGET_VFPD32): Make it know about
5475 (TARGET_NEON_FP16): New.
5476 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
5477 (enum fputype): Add FPUTYPE_NEON_FP16.
5478 (enum arm_fp16_format_type): Declare.
5479 (arm_fp16_format): Declare.
5480 (LARGEST_EXPONENT_IS_NORMAL): Define.
5481 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
5482 * config/arm/arm-modes.def (HFmode): Define.
5483 * config/arm/vfp.md: (*movhf_vfp): New.
5486 * config/arm/arm.md: (fpu): Add neon_fp16.
5487 (floatsihf2, floatdihf2): New.
5488 (fix_trunchfsi2, fix_trunchfdi2): New.
5492 (*arm32_movhf): New.
5493 (*thumb1_movhf): New.
5494 (consttable_2): Add check for HFmode constants.
5495 (consttable_4): Handle HFmode constants.
5497 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5499 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5501 2009-06-17 Olivier Hainque <hainque@adacore.com>
5503 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5504 const char ** conversion in AIX specific section.
5506 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
5508 * config/i386/i386.c (ix86_special_builtin_type): Remove
5509 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
5510 (bdesc_special_args): Updated.
5511 (ix86_init_mmx_sse_builtins): Likewise.
5512 (ix86_expand_special_args_builtin): Likewise.
5514 2009-06-17 Richard Henderson <rth@redhat.com>
5516 * tree-pretty-print.c (maybe_dump_asm_name): New.
5517 (dump_decl_name): Use it.
5518 (PRINT_FUNCTION_NAME): Merge into...
5519 (dump_function_name): ... here. Use maybe_dump_asm_name.
5521 2009-06-17 Cary Coutant <ccoutant@google.com>
5523 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5525 * debug.c (struct gcc_debug_hooks): Change placeholder for
5527 (debug_nothing_int_charstar_int): Replaced by...
5528 (debug_nothing_int_charstar_int_bool): ...this.
5529 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
5530 source_line prototype.
5531 (debug_nothing_int_charstar_int): Replaced by...
5532 (debug_nothing_int_charstar_int_bool): ...this.
5533 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
5534 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
5535 Output is_stmt operand when necessary.
5536 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
5537 (notice_source_line): Add is_stmt parameter.
5538 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
5539 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
5541 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5542 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5544 2009-06-17 Ian Lance Taylor <iant@google.com>
5546 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5548 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5551 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
5553 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
5554 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
5555 tree_strip_sign_nop_conversions and
5556 tree_ssa_strip_useless_type_conversions rather than stripping
5557 the operations here.
5558 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
5560 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
5561 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
5562 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
5563 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
5566 2009-06-17 Michael Eager <eager@eagercon.com>
5568 * config/rs6000/constraints.md (register_constraint "d"): New.
5569 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
5570 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5571 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
5572 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
5573 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5574 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
5575 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
5576 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
5577 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
5578 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
5580 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
5581 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
5582 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
5583 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
5584 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5585 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
5586 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
5587 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
5588 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
5589 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
5590 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
5591 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
5592 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
5593 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
5595 2009-06-16 Ian Lance Taylor <iant@google.com>
5597 * profile.c (total_num_never_executed): Don't define.
5598 (compute_branch_probabilities): Don't count or print
5600 (init_branch_prob): Don't set total_num_never_executed.
5601 (end_branch_prob): Don't print total_num_never_executed.
5603 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5605 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5607 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5609 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5610 (nabstd2_fpr): Same.
5612 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5614 * expr.c (expand_assignment): Change complex type check.
5616 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5618 * doc/plugins.texi (Building GCC plugins): Added new section.
5620 2009-06-17 Ian Lance Taylor <iant@google.com>
5622 * c-pch.c (get_ident): Don't set size of templ array.
5623 (pch_init): Don't set size of partial_pch array.
5625 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5626 string constant to intialize an array whose size is the length of
5629 2009-06-17 Richard Guenther <rguenther@suse.de>
5631 PR tree-optimization/40389
5632 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5633 to addressable types.
5634 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5636 2009-06-17 Richard Guenther <rguenther@suse.de>
5639 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5640 if there is no evolution of left in the loop bail out.
5641 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5642 chrec_fold_multiply.
5644 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5645 Janis Johnson <janis187@us.ibm.com>
5648 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5649 for the symbol ref of a constant that is the source of a move
5650 - nor for any other not-obvious-label-ref constants.
5652 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5654 * plugin.c (position_pass): Skip newly inserted pass during list
5655 traversal to avoid repeated insertion.
5657 2009-06-16 Ian Lance Taylor <iant@google.com>
5659 * vec.h (VEC_stack_alloc): Define different version if
5660 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5661 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5662 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5663 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5665 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5667 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5669 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5670 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5671 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5672 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5673 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5674 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5675 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5676 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5677 __builtin_ia32_rdtscp.
5678 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5679 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5680 and __builtin_ia32_rorhi.
5681 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5682 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5683 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5684 (ix86_expand_args_builtin): Likewise.
5685 (ix86_expand_special_args_builtin): Likewise.
5687 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5688 (UNSPECV_RDTSC): Likewise.
5689 (UNSPECV_RDPMC): Likewise.
5690 (*bsr): Renamed to ...
5692 (*bsr_rex64): Renamed to ...
5696 (*rdpmc_rex64): Likewise.
5699 (*rdtsc_rex64): Likewise.
5701 (*rdtscp): Likewise.
5702 (*rdtscp_rex64): Likewise.
5704 * config/i386/ia32intrin.h: New.
5706 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5708 2009-06-16 Ian Lance Taylor <iant@google.com>
5710 * ira-build.c (copy_info_to_removed_store_destinations):
5711 Initialize parent_a.
5713 2009-06-16 Ian Lance Taylor <iant@google.com>
5715 * c-decl.c (grokdeclarator): Change size_varies to bool.
5717 2009-06-16 Ian Lance Taylor <iant@google.com>
5719 * sel-sched.c: Make forward declarations of move_op_hooks and
5720 fur_hooks explicitly extern.
5722 2009-06-16 Ian Lance Taylor <iant@google.com>
5724 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5725 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5727 2009-06-16 Ian Lance Taylor <iant@google.com>
5729 * resource.c (mark_referenced_resources): Change
5730 include_delayed_effects parameter to bool. Change all callers.
5731 (mark_end_of_function_resources): Likewise.
5732 * reorg.c (insn_references_resource_p): Likewise.
5733 (insn_sets_resource_p): Likewise.
5734 * resource.h (mark_referenced_resources): Update declaration.
5735 (mark_end_of_function_resources): Update declaration.
5737 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5739 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5741 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5743 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5744 GCC can bootstrap on AIX with GNU Binutils 2.20.
5746 2009-06-16 Ian Lance Taylor <iant@google.com>
5748 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5750 2009-06-16 Ian Lance Taylor <iant@google.com>
5752 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5753 inline, not extern inline.
5754 (exact_log2): Likewise.
5755 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5757 (exact_log2): Likewise, but don't test CTZ_HWI.
5759 2009-06-16 Ian Lance Taylor <iant@google.com>
5761 * bitmap.c (bitmap_clear): Don't declare as inline.
5762 * gimple.c (gimplify_assign): Likewise.
5763 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5764 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5765 (sched_scan_info): Remove duplicate definition.
5767 2009-06-16 Ian Lance Taylor <iant@google.com>
5769 * c-common.c (skip_evaluation): Don't define.
5770 (c_inhibit_evaluation_warnings): Define global variable.
5771 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5772 than skip_evaluation.
5773 (convert_and_check, warn_for_div_by_zero): Likewise.
5774 * c-common.h (skip_evaluation): Don't declare.
5775 (c_inhibit_evaluation_warnings): Declare.
5776 * c-parser.c (c_parser_typeof_specifier): Set
5777 c_inhibit_evaluation_warnings rather than skip_evaluation.
5778 (c_parser_conditional_expression): Likewise.
5779 (c_parser_binary_expression): Likewise.
5780 (c_parser_sizeof_expression): Likewise.
5781 (c_parser_alignof_expression): Likewise.
5782 * c-typeck.c (build_indirect_ref): Check
5783 c_inhibit_evaluation_warnings rather than skip_evaluation.
5784 (build_conditional_expr, build_binary_op): Likewise.
5786 2009-06-16 Richard Guenther <rguenther@suse.de>
5788 * tree-ssa-alias.c (is_escape_site): Remove.
5789 * tree-ssa-alias.h (enum escape_type): Remove.
5790 (is_escape_site): Likewise.
5791 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5792 via casts and asms without deferring to is_escape_site.
5794 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5797 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5798 use gen_lowpart if op0 has complex mode.
5800 2009-06-16 Richard Guenther <rguenther@suse.de>
5802 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5803 variables add them to ESCAPED.
5804 (find_func_aliases): Do not make all indirectly stored values escaped.
5806 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5808 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5811 2009-06-16 Martin Jambor <mjambor@suse.cz>
5813 PR tree-optimization/40432
5814 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5815 check whether we need to force gimple register operand.
5817 2009-06-16 Martin Jambor <mjambor@suse.cz>
5819 PR tree-optimization/40413
5820 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5821 build_ref_for_offset.
5822 (propagate_subacesses_accross_link): Fix a typo in a comment.
5824 2009-06-16 Ira Rosen <irar@il.ibm.com>
5826 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5827 with additional parameter.
5828 * tree-vectorizer.h (enum vect_def_type): Add new value
5830 (enum vect_relevant): Add comments.
5831 (vect_is_simple_reduction): Add new argument.
5832 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
5833 Detect nested cycles.
5834 (vect_is_simple_reduction): Update documentation, add an argument to
5835 distinguish inner-loop reduction from nested cycle, detect nested
5836 cycles, fix printings and indentation, don't swap operands in case
5838 (get_initial_def_for_reduction): Handle subtraction.
5839 (vect_create_epilog_for_reduction): Add new argument to specify
5841 (vect_finalize_reduction): Handle subtraction, fix comments.
5842 (vectorizable_reduction): Handle nested cycles. In case of nested
5843 cycle keep track of the reduction variable position. Call
5844 vect_is_simple_reduction with additional parameter. Use original
5845 statement code in reduction epilogue for nested cycle. Call
5846 vect_create_epilog_for_reduction with additional parameter.
5847 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
5848 inner-loop vectorization.
5849 (vect_recog_widen_sum_pattern): Likewise.
5850 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
5852 (vect_mark_stmts_to_be_vectorized): Likewise.
5853 (vect_get_vec_def_for_operand): Handle nested cycles.
5855 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5857 * doc/invoke.texi (Debugging Options): Fix option index entries
5858 for -fdump-statistics, -frandom-seed add entries for
5859 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
5860 (FRV Options): Fix entries for -mTLS, -mtls.
5861 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
5862 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
5863 (M68hc1x Options): Fix @itemx for -mnominmax.
5864 (MCore Options): Fix entry for -mno-lsim.
5865 (MMIX Options): Fix entry for -mabi=mmixware.
5866 (PDP-11 Options): Fix entry for -mbcopy-builtin.
5868 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
5870 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
5871 Mention the plugin mode of gengtype.
5872 * doc/gty.texi (Source Files Containing Type Information): Likewise.
5873 * gengtype.c: Updated copyright.
5874 (plugin_files, nb_plugin_files) Added new static variables.
5875 (measure_input_list) Care about plugin_files.
5876 (write_rtx_next): Added early return in plugin mode.
5877 (create_file): Updated copyright year in generated file. Added
5879 (oprintf): Added early return if NULL outf.
5880 (get_output_file_with_visibility): Care of plugin_files.
5881 (get_output_file_name): May return null.
5882 (write_local): Added early return.
5883 (put_mangled_filename): Ditto.
5884 (finish_root_table): Added check for base_files.
5885 (write_roots): Care about null when plugins.
5886 (main): Added plugin mode.
5888 2009-06-15 Ian Lance Taylor <iant@google.com>
5890 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
5891 * gcov.c (read_count_file): Add braces around variables declared
5894 * c.opt (Wjump-misses-init): New warning.
5895 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
5896 -Wall and -Wc++-compat if not already set.
5897 (c_common_post_options): Clear warn_jump_misses_init if it was not
5899 * c-decl.c (struct c_binding): Change type field to a union with
5900 new label field. Make it the first field in the struct. Update
5901 references to type to use u.type instead.
5902 (struct c_spot_bindings): Define.
5903 (struct c_goto_bindings): Define.
5904 (c_goto_bindings_p): Define, along with VECs.
5905 (struct c_label_vars): Define.
5906 (struct c_scope): Add has_label_bindings field.
5907 (bind_label, set_spot_bindings): New static functions.
5908 (decl_jump_unsafe, update_spot_bindings): New static functions.
5909 (update_label_decls): New static function.
5910 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
5911 Update binding u.label field to shadowed field.
5912 (c_binding_start_stmt_expr): New function.
5913 (c_binding_end_stmt_expr): New function.
5914 (pushdecl): Don't call c_begin_vm_scope.
5915 (make_label): Add defining and p_label_vars parameters. Change
5917 (lookup_label): Correct test for whether a label has not yet been
5918 defined. Call bind_label rather than bind.
5919 (warn_about_goto): New static function.
5920 (lookup_label_for_goto): New function.
5921 (declare_label): Call bind_label rather than bind.
5922 (check_earlier_gotos): New static function.
5923 (define_label): Don't give errors about jumping into statement
5924 expressions or scopes of variably modified types. Call
5925 set_spot_bindings and check_earlier_gotos. Call bind_label
5926 instead of bind. Don't set label_context_stack_se or
5927 label_context_stack_vm.
5928 (c_get_switch_bindings): New function.
5929 (c_release_switch_bindings): New function.
5930 (c_check_switch_jump_warnings): New function.
5931 (start_function): Don't set label_context_stack_se or
5932 label_context_stack_vm.
5933 (finish_function): Likewise.
5934 * c-typeck.c (label_context_stack_se): Don't define.
5935 (label_context_stack_vm): Don't define.
5936 (c_finish_goto_label): Call lookup_label_for_goto rather than
5937 lookup_label. Don't give errors about jumping into a statement
5938 expression or the scope of a variably modified type. Don't set
5939 label_context_stack_se or label_context_stack_vm.
5940 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
5941 fields. Add bindings field.
5942 (c_start_case): Don't set deleted fields. Set bindings field.
5943 (do_case): Rework order of tests. Don't check blocked_stmt_expr
5944 or blocked_vm. Call c_check_switch_jump_warnings.
5945 (c_finish_case): Don't test blocked_stmt_expr field. Call
5946 c_release_switch_bindings.
5947 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
5948 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5949 set label_context_stack_se. Call c_bindings_start_stmt_expr.
5950 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
5951 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5952 set label_context_stack_se. Call c_bindings_end_stmt_expr.
5953 (c_begin_vm_scope, c_end_vm_scope): Don't define.
5954 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
5955 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
5956 (C_DECL_UNJUMPABLE_VM): Don't define.
5957 (C_DECL_UNDEFINABLE_VM): Don't define.
5958 (struct c_label_list): Don't define.
5959 (struct c_label_context_se): Don't define.
5960 (struct c_label_context_vm): Don't define.
5961 (struct c_spot_bindings): Declare.
5962 (c_bindings_start_stmt_expr): Declare.
5963 (c_bindings_end_stmt_expr): Declare.
5964 (lookup_label_for_goto): Declare.
5965 (c_get_switch_bindings, c_release_switch_bindings): Declare.
5966 (c_check_switch_jump_warnings): Declare.
5967 (label_context_stack_se, label_context_stack_vm): Don't declare.
5968 (c_finish_goto_label): Update declaration.
5969 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
5970 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
5971 (Warning Options): Document -Wjump-misses-init.
5973 2009-06-15 Jakub Jelinek <jakub@redhat.com>
5975 * tree-object-size.c (addr_object_size): Fix a pasto in the last
5978 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5980 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
5982 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5984 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
5986 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5988 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
5990 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5992 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
5993 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
5994 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
5995 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
5996 * dwarf2asm.c (dw2_force_const_mem): Update call to
5998 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
5999 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
6000 * langhooks.c (lhd_comdat_group): Remove.
6001 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
6002 * tree.h (DECL_COMDAT_GROUP): New.
6003 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
6004 (tree_decl_with_vis): Add comdat_group. Remove one_only.
6005 (make_decl_one_only): Change signature.
6006 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
6008 (make_decl_one_only): Change signature.
6009 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
6011 2009-06-15 Richard Guenther <rguenther@suse.de>
6014 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
6016 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6018 * tree-ssa-math-opts.c: Remove extra divide.
6020 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6022 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
6024 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6026 * passes.c: Add bswap pass.
6027 * tree-pass.h: Add pass_optimize_bswap declaration.
6028 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
6029 Include rtl.h, expr.h and optabs.h for optab_handler check.
6030 (struct symbolic_number, pass_optimize_bswap): New definition.
6031 (do_shift_rotate, verify_symbolic_number_p): New functions.
6032 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
6033 (gate_optimize_bswap): New function.
6034 * tree.c (widest_int_cst_value): New function.
6035 * tree.h (widest_int_cst_value): Prototype added.
6037 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
6039 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
6040 REG_EQUAL/REG_EQUIV notes.
6042 2009-06-14 Richard Guenther <rguenther@suse.de>
6045 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
6046 has its address taken if NRV was applied and it is addressable.
6047 * tree-ssa-structalias.c (get_constraint_for_address_of): New
6048 function split out from ...
6049 (get_constraint_for_1): ... here.
6050 (handle_rhs_call): Use it to mark the return slot escaped if
6051 it is addressable and NRV was applied.
6053 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6055 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
6056 Change first argument type to location_t.
6057 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
6058 Do not set input_location.
6059 Use loc instead of input_location throughout.
6061 2009-06-13 Richard Guenther <rguenther@suse.de>
6063 PR tree-optimization/40421
6064 * tree-predcom.c (should_unroll_loop_p): Remove.
6065 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
6067 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
6069 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6070 Add location argument.
6072 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6074 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
6076 * config/s390/s390.c (s390_build_builtin_va_list): Same.
6077 (s390_gimplify_va_arg): Pass location to create_artificial_label.
6078 * config/spu/spu-protos.h: Add location to
6079 spu_resolve_overloaded_builtin.
6080 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
6081 spu_build_builtin_va_list.
6082 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
6083 argument. Pass location to build_function_call_vec.
6084 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
6086 (emit_fpu_switch): Same.
6087 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
6088 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
6089 to build_decl and create_artificial_label.
6090 (xtensa_gimplify_va_arg_expr): Same.
6091 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
6092 (xstormy16_gimplify_va_arg_expr): Same.
6093 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
6094 * config/arm/arm.c (arm_build_builtin_va_list): Same.
6095 * config/mips/mips.c (mips_build_builtin_va_list): Same.
6096 (mips16_build_function_stub): Same.
6097 (mips16_build_call_stub): Same.
6099 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
6102 * arm/constraints.md (Pa, Pb): New constraints.
6103 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
6104 split pattern to deal with them.
6106 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
6108 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
6109 fix index entry for -Xpreprocessor.
6111 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6113 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6114 Add location argument to build_decl call.
6115 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
6116 (rs6000_init_builtins): Same.
6117 (spe_init_builtins): Same.
6118 (rs6000_gimplify_va_arg): Add location argument to
6119 create_artificial_label call.
6121 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
6123 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
6124 * combine-stack-adj.c (pass_stack_adjustments): Use it.
6125 * Makefile.in: Fix GGC dependency for gcse.o.
6127 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6129 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
6130 * gimple-pretty-print.c (dump_gimple_stmt): Same.
6131 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
6133 * c-parser.c (c_parser_binary_expression): Use current column while
6134 building binary operations.
6135 * common.opt (fshow-column): Enable by default.
6136 * tree-vrp.c (check_array_ref): Use warning_at.
6137 (check_array_bounds): Use location from call back if expr has no
6139 * tree.h: Add location argument to maybe_fold_*.
6140 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
6141 (maybe_fold_offset_to_array_ref): Add location argument and use it.
6142 (maybe_fold_offset_to_component_ref): Same.
6143 (maybe_fold_offset_to_reference): Same.
6144 (maybe_fold_offset_to_address): Same.
6145 (maybe_fold_stmt_indirect): Same.
6146 (maybe_fold_stmt_addition): Same.
6147 (fold_stmt_r): Pass location to maybe_fold_*.
6148 (fold_gimple_assign): Same.
6149 * c-tree.h: Add location argument to finish_decl,
6150 default_function_array_conversion, store_init_value.
6151 * c-decl.c (define_label): Use error_at.
6152 (c_make_fname_decl): Pass location to finish_decl.
6153 (finish_decl): New location argument.
6154 (build_compound_literal): Pass location to store_init_value.
6155 (grokdeclarator): Pass location to finish_decl.
6157 * c-typeck.c (array_to_pointer_conversion): New location argument.
6158 (function_to_pointer_conversion): Same.
6159 (default_function_array_conversion): Same.
6160 (parser_build_unary_op): Pass location to overflow_warning.
6161 (parser_build_binary_op): Same. Use warning_at.
6162 (build_unary_op): Pass location to array_to_pointer_conversion.
6163 (build_c_cast): Pass location to digest_init.
6164 (build_modify_expr): New location argument.
6165 (convert_for_assignment): Same.
6166 (store_init_value): Same.
6167 (digest_init): Same.
6168 (output_init_element): Pass location to digest_init and
6169 array_to_pointer_conversion.
6170 (c_finish_return): Pass location to convert_for_assignment.
6171 * gimplify.c (gimplify_conversion): Pass location to
6172 maybe_fold_offset_to_address.
6173 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
6174 to maybe_fold_stmt_addition.
6175 * c-omp.c (c_finish_omp_atomic): Pass new location to
6177 (c_finish_omp_for): Same.
6178 * c-common.c (overflow_warning): New argument.
6179 * c-common.h: New argument to build_modify_expr, overflow_warning.
6180 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
6182 (c_parser_initializer): Pass location to
6183 default_function_array_conversion.
6184 (c_parser_initelt): Same.
6185 (c_parser_initval): Same.
6186 (c_parser_asm_operands): Same.
6187 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
6188 (c_parser_conditional_expression): Same.
6189 (c_parser_binary_expression): Add location info to stack. Use it.
6190 (c_parser_unary_expression): Pass location to
6191 default_function_array_conversion, parser_build_unary_op,
6192 build_indirect_ref, c_parser_postfix_expression_after_primary.
6193 (c_parser_postfix_expression_after_primary): New location argument.
6195 (c_parser_expression_conv): Pass location to
6196 default_function_array_conversion.
6197 (c_parser_expr_list): Same.
6198 (c_parser_omp_atomic): Same.
6199 (c_parser_omp_for_loop): Same.
6200 * c-tree.h: (struct c_declarator): Add comment to id_loc.
6201 (build_array_declarator): New argument.
6202 * c-decl.c (build_array_declarator): Add location argument.
6203 (grokdeclarator): Set id_loc for cdk_array.
6204 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
6205 build_array_declarator.
6206 * tree.c (build_omp_clause): Add location argument.
6207 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
6208 (OMP_CLAUSE_LOCATION): New macro.
6209 (struct tree_omp_clause): Add location field.
6210 (build_omp_clause): Add argument.
6211 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
6212 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
6214 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
6215 (cp_parser_omp_clause_collapse): Same.
6216 (cp_parser_omp_clause_default): Same.
6217 (cp_parser_omp_clause_if): Same.
6218 (cp_parser_omp_clause_nowait): Same.
6219 (cp_parser_omp_clause_num_threads): Same.
6220 (cp_parser_omp_clause_ordered): Same.
6221 (cp_parser_omp_clause_schedule): Same.
6222 (cp_parser_omp_clause_untied): Same.
6223 (cp_parser_omp_for_loop): Same.
6224 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6225 * c-tree.h (c_start_case): Add location argument.
6226 (c_process_expr_stmt): Same.
6227 (c_finish_goto_*): Same.
6228 * tree-parloops.c (initialize_reductions): Pass location to
6230 (create_parallel_loop): Same.
6231 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
6232 (gfc_trans_omp_reduction_list): Same.
6233 (gfc_trans_omp_clauses): Same.
6234 (gfc_trans_omp_do): Same.
6235 * c-typeck.c (c_finish_goto_label): Same.
6236 (c_finish_goto_ptr): New location argument.
6237 (c_start_case): Same.
6238 (emit_side_effect_warnings): Same.
6239 (c_process_expr_stmt): Same.
6240 (c_finish_stmt_expr): Same.
6241 (c_finish_omp_clauses): Use error_at instead of error.
6242 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
6244 * c-omp.c (c_split_parallel_clauses): New location argument.
6245 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
6246 to build_omp_clause.
6247 (convert_local_reference_stmt): Same.
6248 (convert_gimple_call): Same.
6249 * c-common.h (c_split_parallel_clauses): New argument.
6250 * c-parser.c (c_parser_statement_after_labels): Pass location to
6251 c_finish_goto_label.
6252 (c_parser_switch_statement): Pass location to c_start_case.
6253 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
6254 and c_process_expr_stmt.
6255 (c_parser_omp_variable_list): Add location argument.
6256 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
6257 (c_parser_omp_clause_default): Same.
6258 (c_parser_omp_clause_if): Same.
6259 (c_parser_omp_clause_num_threads): Same.
6260 (-c_parser_omp_clause_ordered): Same.
6261 (c_parser_omp_clause_reduction): Pass location to
6262 c_parser_omp_variable_list.
6263 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
6264 (c_parser_omp_clause_untied): Same.
6265 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
6266 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6268 * c-tree.h (check_for_loop_decls, undeclared_variable,
6269 build_component_ref, build_array_ref, build_external_ref,
6270 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
6271 build_conditional_expr, build_compound_expr, c_cast_expr,
6272 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
6273 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
6275 * c-semantics.c (build_stmt): Same.
6276 (build_case_label): Same.
6277 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
6278 (undeclared_variable): New argument.
6280 (lookup_label): Pass location on down.
6281 (define_label): Same.
6282 (finish_decl): Same.
6283 (build_compound_literal): Same.
6284 (finish_struct): Same.
6285 (finish_function): Do not set location here.
6286 (check_for_loop_decls): New argument.
6287 * tree.c (save_expr): Set location.
6288 (build_empty_stmt): New argument.
6289 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
6290 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
6291 * builtins.c (gimplify_va_arg_expr): Use locations.
6292 (expand_builtin_sync_operation): Same.
6293 * c-typeck.c (build_component_ref): New argument.
6294 (build_array_ref): Same.
6295 (build_external_ref): Same.
6296 (c_expr_sizeof_expr): Same.
6297 (c_expr_sizeof_type): Same.
6298 (parser_build_unary_op): Same.
6299 (build_conditional_expr): Same.
6300 (build_compound_expr): Pass location on down.
6301 (build_compound_expr): New argument.
6302 (build_c_cast): Same.
6303 (c_cast_expr): Same.
6304 (build_asm_expr): Same.
6305 (c_finish_return): Same.
6306 (c_process_expr_stmt): Pass location on down.
6307 (c_finish_stmt_expr): New argument.
6308 (push_clenaup): Same.
6309 (c_finish_omp_parallel): Same.
6310 (c_finish_omp_task): Same.
6311 * gimplify.c (gimplify_call_expr): Pass location on down.
6312 * c-omp.c (c_finish_omp_master): New argument.
6313 (c_finish_omp_critical): Same.
6314 (c_finish_omp_ordered): Same.
6315 (c_finish_omp_barrier): Same.
6316 (-c_finish_omp_taskwait): Same.
6317 (c_finish_omp_atomic): Same.
6318 (c_finish_omp_flush): Same.
6319 * tree-inline.c (copy_tree_body_r): Pass location on down.
6320 (inline_forbidden_p): Remove use of input_location.
6321 * c-gimplify.c (c_build_bind_expr): New argument.
6322 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
6323 (c_sizeof_or_alignof_type): New argument.
6324 (c_alignof_expr): Same.
6325 (build_va_arg): Same.
6326 (c_add_case_label): Same.
6327 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
6328 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
6329 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
6330 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
6331 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
6332 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
6334 * stub-objc.c (objc_build_selector_expr): Same.
6335 (objc_build_throw_stmt): Same.
6336 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
6337 (c_parser_initelt): Same.
6338 (c_parser_compound_statement): Same.
6339 (c_parser_compound_statement_nostart): Same.
6340 (c_parser_label): Same.
6341 (c_parser_statement_after_labels): Same.
6342 (c_parser_if_body): Same.
6343 (c_parser_else_body): Same.
6344 (c_parser_if_statement): Same.
6345 (c_parser_switch_statement): Same.
6346 (c_parser_while_statement): Same.
6347 (c_parser_do_statement): Same.
6348 (c_parser_for_statement): Same.
6349 (c_parser_asm_statement): Same.
6350 (c_parser_conditional_expression): Same.
6351 (c_parser_binary_expression): Same.
6352 (c_parser_cast_expression): Same.
6353 (c_parser_unary_expression): Same.
6354 (c_parser_sizeof_expression): Same.
6355 (c_parser_alignof_expression): Same.
6356 (c_parser_postfix_expression): Same.
6357 (c_parser_expression): Same.
6358 (c_parser_objc_receiver): Same.
6359 (c_parser_omp_variable_list): Same.
6360 (c_parser_omp_structured_block): Same.
6361 (c_parser_omp_atomic): New argument.
6362 (c_parser_omp_barrier): Same.
6363 (c_parser_omp_critical): Same.
6364 (c_parser_omp_flush): Pass location on down.
6365 (c_parser_omp_for_loop): New argument.
6366 (c_parser_omp_for): Same.
6367 (c_parser_omp_master): Same.
6368 (c_parser_omp_ordered): Same.
6369 (c_parser_omp_sections_scope): Same.
6370 (c_parser_omp_sections): Same.
6371 (c_parser_omp_parallel): Same.
6372 (c_parser_omp_single): Same.
6373 (c_parser_omp_task): Same.
6374 (c_parser_omp_taskwait): Pass location on down.
6375 (c_parser_omp_construct): Same.
6376 (c_parser_omp_threadprivate): Same.
6377 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
6378 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
6379 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
6380 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
6381 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
6382 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
6383 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
6384 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
6385 config/i386/i386.c, stmt.c:
6386 Add location argument to the following function definitions and/or
6387 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
6388 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
6389 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
6390 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
6391 do_case, c_finish_bc_stmt, build_compound_literal,
6392 build_function_call.
6393 * c-decl.c (build_compound_literal): Add location argument.
6394 Make all diagnostic calls use location.
6395 (start_struct): Same.
6396 (finish_struct): Same.
6398 (build_enumerator): Same.
6399 (start_function): Same.
6400 (grokdeclarator): Make all diagnostic calls use location.
6401 (store_parm_decls_oldstyle): Same.
6402 * c-typeck.c (build_function_call): Add location argument.
6403 Make all diagnostic calls use location.
6405 (c_finish_bc_stmt): Same.
6406 * tree-nested.c (get_trampoline_type): Add argument.
6407 Pass location to build_decl.
6408 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
6409 * rtl.h (RTL_LOCATION): New.
6410 * c-common.c (c_add_case_label): Add location argument.
6411 Make all diagnostic calls use location.
6412 * c-common.h: Add location argument to make_fname_decl, do_case,
6413 c_add_case_label, build_function_call, resolve_overloaded_builtin.
6414 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
6415 Set it appropriately for every case. Pass enum_loc to start_enum
6416 call. Pass value_loc first to build_enumerator. Pass enum_loc to
6418 (c_parser_struct_or_union_specifier): Save location. Use it for
6419 start_struct, finish_struct, and parser_xref_tag.
6421 2009-06-12 Ian Lance Taylor <iant@google.com>
6423 * fold-const.c (fold_unary): Rename local variable and to and_expr.
6425 * c-opts.c (c_common_handle_option): For -Wc++-compat set
6426 cpp_opts->warn_cxx_operator_names.
6428 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6431 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
6432 is returns NULL and OP is a VCE, look through the VCE.
6434 2009-06-12 Ian Lance Taylor <iant@google.com>
6437 * collect2.c (main): Use CONST_CAST2 in code inside #if
6438 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
6440 2009-06-12 Joey Ye <joey.ye@intel.com>
6443 * cfgexpand.c (get_decl_align_unit): Update
6444 max_used_stack_slot_alignment with align instead of
6445 stack_alignment_needed.
6447 * function.c (assign_stack_local_1): Update
6448 max_used_stack_slot_alignment with alignment_in_bits instead
6449 of stack_alignment_needed.
6450 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
6453 2009-06-12 Jakub Jelinek <jakub@redhat.com>
6455 * dwarf2out.c (last_var_location_insn): New variable.
6456 (dwarf2out_end_epilogue): Clear last_var_location_insn.
6457 (dwarf2out_var_location): Don't record anything after last real
6458 insn. Only change labels if there were any real instructions
6459 in between last note and this one, or if changed sections.
6461 2009-06-11 Richard Henderson <rth@redhat.com>
6463 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
6464 note when storing the frame pointer in a register.
6465 (FRP): Don't redefine to nothing for epilogue.
6466 (alpha_expand_epilogue): Mark register and sp restores.
6467 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
6469 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
6470 when gen_lowpart is needed.
6472 2009-06-11 Richard Henderson <rth@redhat.com>
6474 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
6476 * dwarf2out.c (need_data_align_sf_opcode): New.
6477 (div_data_align): Move earlier.
6478 (def_cfa_1, reg_save): Use it.
6480 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
6482 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
6483 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
6484 (ix86_handle_option): Handle OPT_mcrc32.
6485 (ix86_target_string): Add -mcrc32.
6486 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
6488 * config/i386/i386.h (TARGET_CRC32): New.
6490 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6491 (sse4_2_crc32di): Likewise.
6493 * config/i386/i386.opt (mcrc32): New.
6495 * doc/invoke.texi: Document -mcrc32.
6497 2009-06-11 Richard Henderson <rth@redhat.com>
6499 * common.opt (gdwarf-): Accept a version number.
6500 * doc/invoke.texi (gdwarf-): Update docs.
6501 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
6502 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
6503 version level, and record it.
6505 * dwarf2.h (DW_CIE_VERSION): Remove.
6506 * dwarf2out.c (DWARF_VERSION): Remove.
6507 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
6508 (output_call_frame_info): Use CIE version 3 for dwarf3,
6509 or if the return register column is out of range for version 1.
6510 (dwarf_stack_op_name): Add all dwarf3 values.
6511 (DEBUG_PUBTYPES_SECTION): New.
6512 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
6513 encoding change for dwarf3.
6514 (output_die) [dw_val_class_die_ref]: Likewise.
6515 (output_compilation_unit_header): Emit correct version for dwarf3.
6516 (output_line_info): Likewise.
6517 (output_pubnames): Update for DWARF_VERSION removal.
6518 (output_aranges): Likewise.
6519 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
6520 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
6521 (dwarf2out_finish): Likewise.
6523 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6525 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6528 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6531 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
6532 * builtins.c (expand_builtin_unreachable): New function.
6533 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
6534 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
6535 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
6537 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6538 searching for missing barriers.
6540 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6542 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
6543 when -fprofile-generate* was passed.
6544 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6546 2009-06-11 Anthony Green <green@moxielogic.com>
6548 * config/moxie/moxie.md: Define length attribute for all instructions.
6550 (*b<cond:code>): Support limited branch ranges for new PC-relative
6551 branch instructions.
6552 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
6554 2009-06-11 Jakub Jelinek <jakub@redhat.com>
6556 * config/i386/i386.c (min_insn_size): Use get_attr_length
6557 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
6560 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6561 instead of emit_insn_before.
6563 2009-06-10 Ian Lance Taylor <iant@google.com>
6566 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6569 2009-06-10 Revital Eres <eres@il.ibm.com>
6571 * passes.c (init_optimization_passes): Reschedule
6572 predictive-commoning pass before complete unroll pass.
6574 2009-06-10 Martin Jambor <mjambor@suse.cz>
6576 * cgraph.c (cgraph_node_can_be_local_p): New function.
6577 (cgraph_make_node_local): New function.
6578 * cgraph.h (cgraph_node_can_be_local_p): Declare.
6579 (cgraph_make_node_local): Declare.
6581 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
6583 * tree.h (tree_base): Add packed_flag and user_align fields.
6584 Decrease size of spare field.
6585 (TYPE_USER_ALIGN): Use user_align from tree_base.
6586 (DECL_USER_ALIGN): Likewise.
6587 (TYPE_PACKED): Use packed_flag from tree_base.
6588 (DECL_PACKED): Likewise.
6589 (tree_type): Delete packed_flag and user_align fields. Widen
6590 precision field. Widen mode field and shuffle fields to align
6591 mode on an 8-bit boundary.
6592 (tree_decl_common): Delete decl_flag_1 and user_align fields.
6593 Renumber decl_flag_* fields. Fix comments. Widen
6594 decl_common_unused field.
6595 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6596 (DECL_EXTERNAL): Likewise.
6597 (DECL_BIT_FIELD): Likewise.
6598 (DECL_NONADDRESSABLE_P): Likewise.
6599 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6600 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6602 2009-06-10 Ian Lance Taylor <iant@google.com>
6604 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6605 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6606 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6607 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6608 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6609 DEF_VEC_ALLOC_FUNC_P.
6610 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6611 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6612 DEF_VEC_ALLOC_FUNC_O.
6613 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6614 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6615 DEF_VEC_ALLOC_FUNC_I.
6616 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6617 (vec_stack_p_reserve_exact_1): Declare.
6618 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6619 (vec_stack_free): Declare.
6620 (VEC_stack_alloc): Define.
6621 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6622 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6623 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6624 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6626 (stack_vecs): New static variable.
6627 (vec_stack_p_reserve_exact_1): New function.
6628 (vec_stack_o_reserve_1): New static function.
6629 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6630 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6631 (vec_stack_free): New function.
6632 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6633 (VEC_df_ref_stack_alloc): Define.
6634 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6635 DEF_VEC_ALLOC_P_STACK.
6636 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6637 (struct df_collection_rec): Change _vec fields to VEC. Remove
6639 (df_free_collection_rec): Adjust for new fields.
6640 (df_insn_rescan): Use new df_collection_rec fields.
6641 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6642 (df_ref_create_structure, df_ref_record): Likewise.
6643 (df_get_conditional_uses, df_get_call_refs): Likewise.
6644 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6645 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6646 (df_record_exit_block_uses, df_bb_verify): Likewise.
6647 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6648 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6649 Remove count parameter. Change return type to void. Change all
6651 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6652 Remove count parameter. Change return type to void. Change all
6654 (df_install_refs): Change old_vec parameter to VEC. Remove count
6655 parameter. Change all callers.
6656 (df_install_mws): Change old_vec parameter to VEC. Remove count
6657 parameter. Change all callers.
6658 (df_refs_verify): Change new_rec parameter to VEC. Change call
6660 (df_mws_verify): Likewise.
6662 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6664 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6666 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6668 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6670 2009-06-10 Anthony Green <green@moxielogic.com>
6672 * config/moxie/crti.asm: New file.
6673 * config/moxie/crtn.asm: New file.
6674 * config/moxie/moxie.c: New file.
6675 * config/moxie/moxie.h: New file.
6676 * config/moxie/sfp-machine.h: New file.
6677 * config/moxie/moxie-protos.h: New file.
6678 * config/moxie/t-moxie: Created.
6679 * config/moxie/t-moxie-softfp: Created.
6680 * config/moxie/moxie.md: Created.
6681 * config/moxie/constraints.md: Created.
6682 * config.gcc: Add moxie support.
6683 * doc/md.texi (Machine Constraints): Add moxie constraints.
6684 * doc/contrib.texi (Contributors): Mention moxie port.
6685 * doc/install.texi (Specific): Mention the moxie port.
6687 2009-06-09 Ian Lance Taylor <iant@google.com>
6689 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6691 * optabs.c (optab_table): Only use designated initializers if
6692 HAVE_DESIGNATED_INITIALIZERS is defined.
6693 (convert_optab_table): Likewise.
6694 (init_optabs): Always call init_insn_codes if
6695 HAVE_DESIGNATED_INITIALIZERS is not defined.
6697 2009-06-09 Ian Lance Taylor <iant@google.com>
6699 * targhooks.c (default_builtin_vectorized_function): Change fn
6700 parameter to unsigned int.
6701 (default_builtin_vectorized_conversion): Change code parameter to
6703 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6704 * targhooks.h: Update declarations.
6705 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6706 parameter to unsigned int.
6708 * c-typeck.c (comptypes_check_enum_int): New static function.
6709 (comptypes_internal): Add enum_and_int_p parameter. Change all
6711 (comp_target_types): Add location parameter. Change all callers.
6712 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6714 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6715 (build_conditional_expr): Add colon_loc parameter. Change all
6717 (convert_for_assignment): Add location parameter. Change all callers.
6718 * c-parser.c (c_parser_conditional_expression): Pass location of
6719 colon to build_conditional_expr.
6720 * c-tree.h (build_conditional_expr): Update declaration.
6722 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6724 * graphite.c: Revert previous patch.
6726 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6729 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6731 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6733 * tree-ssa-loop-prefetch.c
6734 (loop_prefetch_arrays): Fixed a portability problem in printf format
6737 2009-06-09 Martin Jambor <mjambor@suse.cz>
6739 PR tree-optimization/40351
6740 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6741 refrence to a potential artifical subaccess can be constructed.
6743 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6745 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6746 (sh_override_options): Likewise.
6747 * config/sh/sh.c: Include params.h.
6748 (sh_optimization_options): New.
6749 (sh_override_options): Likewise.
6750 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6751 (OVERRIDE_OPTIONS): Use sh_override_options.
6753 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6755 * dwarf2out.c (emit_cfa_remember): New variable.
6756 (add_fde_cfi): If emit_cfa_remember, recurse to add
6757 DW_CFA_remember_state first.
6758 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6759 instead just set emit_cfa_remember.
6761 2009-06-08 Jan Hubicka <jh@suse.cz>
6764 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6766 2009-06-08 Jan Hubicka <jh@suse.cz>
6769 * cgraphunit.c (save_inline_function_body): Do not copy transform
6770 hooks for saved inline bodies.
6771 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6774 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6776 * jump.c (returnjump_p): Handle delayed branches. Add missing
6779 2009-06-08 Jan Hubicka <jh@suse.cz>
6782 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6783 original node might've been modified.
6784 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6786 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6788 * tree-object-size.c (addr_object_size): Add OSI argument.
6789 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6790 (compute_builtin_object_size, expr_object_size): Adjust callers.
6791 (plus_stmt_object_size): Call addr_object_size instead of
6792 compute_builtin_object_size.
6794 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6795 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6797 * tree-ssa-loop-prefetch.c
6798 (gather_memory_references): Introduced a counter for the number of
6800 (anything_to_prefetch_p): Introduced a counter for the number of
6802 (is_loop_prefetching_profitable): New function with a cost model
6804 (loop_prefetch_arrays): Use the new cost model to determine if
6805 prefetching is profitable.
6806 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6807 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6808 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6809 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6810 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
6811 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6813 2009-06-08 Michael Matz <matz@suse.de>
6816 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6817 partitions use the same.
6818 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6819 for basevars of SSA_NAMEs.
6820 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6821 to not expand them twice.
6822 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
6825 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
6827 * common.opt (fcompare-debug=, fcompare-debug-second): New.
6828 (fdump-final-insns=, gtoggle): New.
6829 * doc/invoke.texi: Document them.
6830 * final.c (rest_of_clean_state): Dump final insn stream.
6831 * gcc.c (invoke_as): Hook in -fcompare-debug.
6832 (static_spec_functions): Add compare-debug-dump-opt,
6833 compare-debug-self-opt and compare-debug-auxbase-opt.
6834 (compare_debug, compare_debug_second, compare_debug_opt): New.
6835 (switches_debug_check, n_switches_debug_check): New.
6836 (debug_auxbase_opt, debug_check_temp_file): New.
6837 (process_command): Handle -fno-compare-debug, -fcompare-debug and
6839 (do_self_spec): Handle arguments after switches.
6840 (do_spec_1): Add .gk extension to temp file basenames for compare.
6841 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
6842 (cc1_options): Use it instead of normal auxbase computation for
6843 the second compare-debug compilation.
6844 (compare_files): New.
6845 (main): Set up and implement compare debug mode.
6846 (compare_debug_dump_opt_spec_function): New.
6847 (compare_debug_self_opt_spec_function): New.
6848 (compare_debug_auxbase_opt_spec_function): New.
6849 * toplev.c (process_options): Handle flag_gtoggle,
6850 flag_dump_final_insns.
6851 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
6852 during -fcompare-debug-second compilation.
6854 2009-06-07 Ian Lance Taylor <iant@google.com>
6856 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
6857 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
6859 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
6860 with no default node. Change warning with %H to warning_at.
6861 Don't clear warn_switch around case checking.
6862 * doc/invoke.texi (Warning Options): Clarify distinction between
6863 -Wswitch and -Wswitch-enum.
6865 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6867 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
6869 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6871 * gbl-ctors.h: Add header guard.
6873 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6875 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
6876 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
6877 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
6878 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
6879 prototypes for removed functions.
6880 (expressions_equal_p): Move to ...
6881 * tree-ssa-sccvn.h: ... here and ...
6882 * matrix-reorg.c: ... adjust includes.
6884 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6886 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
6888 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6890 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
6891 (finish_function): Remove erroneous whitespace.
6893 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6895 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
6896 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
6898 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6900 * errors.c (internal_error): Commentary typo fix.
6901 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
6902 * tree-ssa-pre.c: Ditto.
6904 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6906 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
6907 them is supposed to hold actual statements.
6909 2009-06-06 Ian Lance Taylor <iant@google.com>
6911 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
6912 empty statements can now have attributes.
6914 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
6916 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
6917 * config/mips/mips.md: Ditto.
6919 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6921 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
6923 (__eabi_uconvert): Likewise.
6925 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6927 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
6928 CFI_* definitions with IN_GCC.
6930 2009-06-05 David Edelsohn <edelsohn@gnu.org>
6932 * xcoffout.h (xcoffout_source_line): Update prototype.
6934 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6936 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
6937 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
6939 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6942 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
6943 inlined_function_outer_scope_p blocks for artificial inlines
6945 * tree.c (tree_nonartificial_location): Rewrite using
6946 block_nonartificial_location.
6948 2009-06-05 Revital Eres <eres@il.ibm.com>
6949 Leehod Baruch <leehod@il.ibm.com>
6951 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
6952 (expand_expr_real_1): Remove comment.
6953 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
6954 Vectorize misaligned access when the target supports it.
6955 (vect_supportable_dr_alignment): Check for unaligned access support.
6956 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
6959 2009-06-05 Julian Brown <julian@codesourcery.com>
6961 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
6962 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
6964 2009-06-05 Richard Guenther <rguenther@suse.de>
6967 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
6970 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6972 * config/s390/s390.c (global_not_special_regno_p): New static inline.
6973 (save_gprs): Don't tell unwinder when a global register is saved.
6974 (s390_emit_epilogue): Emit needed epilogue unwind info.
6976 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6978 * dwarf2out.c (deferred_asm_name): New.
6979 (add_name_and_src_coords_attributes): Defer creation of
6980 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
6982 (move_linkage_attr): New.
6983 (dwarf2out_finish): Revisit deferrals and emit attributes at the
6986 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6988 * tree-nested.c (finalize_nesting_tree_1): Declare the
6989 frame_decl in the binding tree.
6991 2009-06-04 Cary Coutant <ccoutant@google.com>
6993 * basic-block.h (struct basic_block_def): Add discriminator field.
6994 * dbxout.c (dbxout_source_line): Add new parameter. Change all
6996 * debug.c (do_nothing_debug_hooks): Add additional entry.
6997 (debug_nothing_int_charstar_int): New function.
6998 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
6999 (debug_nothing_int_charstar_int): New declaration.
7000 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
7001 discriminator value in .loc directive.
7002 * final.c (last_discriminator): New variable.
7003 (discriminator): New variable.
7004 (final_start_function): Initialize above variables, pass current
7005 discriminator to debug hook.
7006 (notice_source_line): Check for discriminator change.
7007 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
7008 * sdbout.c (sdbout_source_line): New parameter.
7009 * tree-cfg.c (struct locus_discrim_map): New structure type.
7010 (discriminator_per_locus): New hash table.
7011 (build_gimple_cfg): Allocate and free discriminator hash table.
7012 (make_edges): Call assign_discriminator.
7013 (locus_map_hash): New function.
7014 (locus_map_eq): New function.
7015 (next_discriminator_for_locus): New function.
7016 (same_line_p): New function.
7017 (assign_discriminator): New function.
7018 (make_cond_expr_edges): Call assign_discriminator.
7019 (make_gimple_switch_edges): Likewise.
7020 (first_non_label_stmt): New function.
7021 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
7023 * xcoffout.c (xcoffout_source_line): Add new parameter.
7025 * configure.ac (gcc_cv_as_discriminator): New configury check for
7026 gas support for discriminator.
7027 * configure: Regenerate.
7028 * config.in: Regenerate.
7030 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7032 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
7033 val after checking for integers.
7035 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
7037 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
7039 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
7040 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
7041 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
7042 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
7043 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
7044 X64_SSE_REGPARM_MAX.
7045 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
7046 X64_SSE_REGPARM_MAX.
7048 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7050 * gcc.c (report_times_to_file): New.
7051 (execute): Implement it.
7052 (process_command): Support -time=.
7053 * doc/invoke.texi: Document it.
7055 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7057 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
7058 that have value exprs.
7060 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7062 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
7063 declarations for constants until...
7064 (dw2_output_indirect_constant_1): ... this point.
7066 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
7069 * arm.md (arm_addsi3): Don't try to split an add with an
7070 eliminable register until after reload has completed.
7072 2009-06-03 Ian Lance Taylor <iant@google.com>
7074 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
7075 * genattrtab.c (write_length_unit_log): Likewise.
7076 * genchecksum.c (dosum): Likewise.
7077 * gengtype.c (write_rtx_next): Likewise.
7078 (finish_root_table, write_roots): Likewise.
7079 * gimple.c (gimple_ops_offset_): Likewise.
7080 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
7081 * config/arc/arc.c (arc_attribute_table): Likewise.
7082 * config/arm/arm.c (arm_attribute_table): Likewise.
7083 * config/avr/avr.c (avr_attribute_table): Likewise.
7084 * config/crx/crx.c (crx_attribute_table): Likewise.
7085 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
7086 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
7087 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
7088 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
7089 * config/sh/sh.c (sh_attribute_table): Likewise.
7090 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
7091 * config/spu/spu.c (spu_attribute_table): Likewise.
7092 * config/v850/v850.c (v850_attribute_table): Likewise.
7094 * config/alpha/alpha.c (vms_attribute_table): Make static.
7095 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
7096 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
7097 * config/mips/mips.c (mips_attribute_table): Likewise.
7099 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
7101 (cc1-checksum.o): Likewise.
7103 2009-06-03 Steve Ellcey <sje@cup.hp.com>
7105 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
7107 2009-06-03 Jakub Jelinek <jakub@redhat.com>
7109 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
7110 insn if it is changing sp. Use gen_add3_insn instead of
7111 conditionally gen_addsi3 and gen_adddi3.
7112 (offset_below_red_zone_p): New static inline function.
7113 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
7114 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
7115 * config/rs6000/ppc-asm.h: Include auto-host.h.
7116 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
7117 CFI_RESTORE): Define.
7118 * config/rs6000/crtresxgpr.asm: Add unwind info.
7119 * config/rs6000/crtresxfpr.asm: Likewise.
7120 * config/rs6000/crtresgpr.asm: Likewise.
7121 * config/rs6000/crtresfpr.asm: Likewise.
7122 * config/rs6000/crtsavgpr.asm: Likewise.
7123 * config/rs6000/crtsavfpr.asm: Likewise.
7125 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
7126 argument of DWARF2_FRAME_REG_OUT macros.
7128 2009-06-03 Julian Brown <julian@codesourcery.com>
7130 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
7131 words or less (including TImode) in core registers.
7133 2009-06-03 Richard Guenther <rguenther@suse.de>
7136 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
7138 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
7140 * statistics.c (statistics_counter_event): Do not record event
7141 in pass dump if its number == -1.
7142 (curr_statistics_hash): Add assert that we never get passes
7143 with static number == -1.
7145 2009-06-03 Richard Guenther <rguenther@suse.de>
7146 Andrey Belevantsev <abel@ispras.ru>
7148 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
7149 non-BLKmode arrays addressable.
7151 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
7153 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
7154 * config/m68k/m68k.h: ... here.
7155 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
7158 2009-06-03 Martin Jambor <mjambor@suse.cz>
7160 PR tree-optimization/40323
7161 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
7164 2009-06-03 Richard Guenther <rguenther@suse.de>
7166 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7169 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
7171 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7172 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
7173 JUMP_TABLE_DATA_P where applicable.
7174 * config/sh/sh.c: Ditto.
7175 * config/sh/sh.h: Ditto.
7176 * config/sh/sh.md: Ditto.
7177 * config/sh/symbian.c: Ditto.
7179 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
7181 * config/i386/driver-i386.c (describe_cache): Optimize
7182 concatenation of strings. Use snprintf instead of sprintf.
7183 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
7184 target when not compiling with GCC.
7186 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
7188 * config/sh/sh.c: Revert last change.
7189 (sh_expand_epilogue): Emit a blockage insn before the frame
7190 pointer adjustment unconditionally.
7192 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7194 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
7195 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
7196 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
7197 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
7198 to COLLECT_GCC_OPTIONS.
7200 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7202 * collect2.c (target_system_root): New variable.
7203 (main): Handle --sysroot=.
7204 (ignore_library): Strip the sysroot from the library path.
7206 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7208 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
7209 (collect2.o): Depend on collect2-aix.h.
7210 (collect2-aix.o): New rule.
7211 * collect2-aix.h: New file.
7212 * collect2-aix.c: Likewise.
7213 * collect2.c: Include collect2-aix.h. Don't undefine
7214 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
7215 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
7216 Use TARGET_AIX_VERSION instead of _AIX51.
7217 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
7218 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
7219 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
7220 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
7221 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
7223 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7225 * collect2.c (ignore_library): Avoid premature post-increment
7228 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7230 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
7231 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
7232 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
7233 CROSS_DIRECTORY_STRUCTURE too.
7234 (LINK_LIBG_SPEC): Likewise.
7235 (LIB_SPEC): Add %R to sysroot paths.
7236 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
7237 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
7238 * config/rs6000/aix51.h: As for aix43.h.
7239 * config/rs6000/aix52.h: Likewise.
7240 * config/rs6000/aix53.h: Likewise.
7241 * config/rs6000/aix61.h: Likewise.
7242 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
7243 to the beginning of sysroot paths.
7245 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7247 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
7248 INSN_LISTs that are out of the REG_NOTE range.
7250 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7252 * loop-unroll.c (struct iv_to_split): Add pointer to next.
7253 (struct var_to_expand): Likewise.
7254 (struct opt_info): Add head and tail for linked lists of the above.
7255 (analyze_insn_to_expand_var): Initialize next.
7256 (analyze_iv_to_split_insn): Likewise.
7257 (analyze_insns_in_loop): Create linked lists.
7258 (allocate_basic_variable): Simplify for use without hash table.
7259 (insert_var_expansion_initialization): Likewise, make it type-safer.
7260 (combine_var_copies_in_loop_exit): Likewise.
7261 (apply_opt_in_copies): Walk lists rather than hash tables.
7262 (release_var_copies): Simplified and inlined by hand into...
7263 (free_opt_info): ... this function.
7265 2009-06-02 Richard Guenther <rguenther@suse.de>
7267 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7270 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7272 * cfgexpand.c (gimple_expand_cfg): Discard the source location
7273 only for builtins that are not overridden.
7275 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7277 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
7280 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7282 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
7284 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7286 * combine.c (move_deaths): Compare LUIDs within the same BB only.
7288 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7290 * common.opt (fdump-unnumbered-links): New.
7291 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
7292 * print-rtl.c (flag_dump_unnumbered_links): New.
7293 (print_rtx): Test it.
7295 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
7297 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
7298 push/pop multiple to 8-byte alignment.
7300 2009-06-01 Jakub Jelinek <jakub@redhat.com>
7302 * config/i386/i386.c (queued_cfa_restores): New static variable.
7303 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
7305 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
7306 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
7307 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
7308 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
7309 note unconditionally.
7310 (ix86_emit_restore_regs_using_mov): Likewise.
7311 (ix86_emit_restore_sse_regs_using_mov): Likewise.
7312 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
7313 it through to ix86_emit_restore_reg_using_pop.
7314 (ix86_emit_leave): Add RED_OFFSET argument. Call
7315 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
7316 instead of adding REG_CFA_OFFSET note unconditionally.
7317 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
7318 the above functions. Call ix86_add_queued_cfa_restore_notes when
7321 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
7322 force output of the label even for dwarf2out_do_cfi_asm.
7323 (add_fde_cfi): If -g2 and above and cfi might change CFA,
7324 force creation of CFI label and chain DW_CFA_set_loc jumping to it
7325 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
7327 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
7328 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
7329 dwarf2out_cfi_label callers.
7330 * tree.h (dwarf2out_cfi_label): Adjust prototype.
7331 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
7332 Adjust dwarf2out_cfi_label callers.
7333 * config/vax/vax.c (vax_output_function_prologue): Likewise.
7335 * config/i386/i386.h (struct machine_cfa_state,
7336 struct machine_function): Guard with ifndef USED_FOR_TARGET
7337 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
7340 * emutls.c (__emutls_get_address): Change arr->size to mean number
7341 of allocated arr->data entries instead of # of slots + 1.
7344 * recog.c (peep2_reinit_state): New function.
7345 (peephole2_init_state): Use it at the end of a basic block and also
7346 when seeing a RTX_FRAME_RELATED_P insn.
7348 2009-06-01 Steve Ellcey <sje@cup.hp.com>
7350 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
7351 fixuns_truncrfdi2): New.
7352 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
7353 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
7354 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
7355 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
7356 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
7357 *recip_approx): Remove.
7358 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
7359 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
7360 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
7362 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
7365 2009-06-01 Ian Lance Taylor <iant@google.com>
7367 * attribs.c (register_attribute): Use CONST_CAST.
7368 * collect2.c (main): Use CONST_CAST2.
7369 (scan_prog_file): Likewise.
7370 * gcc.c (process_command, main): Likewise.
7371 * toplev.c (toplev_main): Likewise.
7373 * c-typeck.c (handle_warn_cast_qual): New static function,
7374 partially broken out of build_c_cast.
7375 (build_c_cast): Call handle_warn_cast_qual.
7376 * doc/invoke.texi (Warning Options): Document new effect of
7379 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
7381 * diagnostic.c (diagnostic_build_prefix): Always print columns.
7382 (diagnostic_report_current_module): Print columns.
7383 * common.opt (flag_show_column): Enable by default.
7385 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
7387 * alias.c (find_base_term): Check for NULL term before returning.
7389 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7391 Revert due to PR40320:
7392 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7393 * calls.c (emit_library_call_value_1): Don't force_operand for move
7396 2009-06-01 Olivier Hainque <hainque@adacore.com>
7397 Eric Botcazou <ebotcazou@adacore.com>
7399 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
7400 to be processed as a bitfield for constructor output purposes.
7401 * output.h (initializer_constant_valid_for_bitfield_p): Declare
7403 * varasm.c (oc_local_state): New type, output_constructor
7404 local state to support communication with helpers.
7405 (oc_outer_state): New type, output_constructor outer state of
7406 relevance in recursive calls.
7407 (output_constructor_array_range): New output_constructor helper,
7408 extracted code for an array range element.
7409 (output_constructor_regular_field): New output_constructor helper,
7410 extracted code for an element that is not a bitfield.
7411 (output_constructor_bitfield): New output_constructor helper,
7412 extracted code for a bitfield element. Accept an OUTER state
7413 argument for recursive processing. Recurse on record or array
7414 CONSTRUCTOR values, possibly past noop conversions.
7415 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
7416 VALUE is a valid constant-valued expression for use in a static
7417 bit-field initializer.
7418 (output_constructor): Rework to use helpers. Accept and honor an
7419 OUTER state argument for recursive calls. Return total size. Be
7420 prepared for nested constructors initializing bitfields.
7421 (output_constant): Feed OUTER in calls to output_constructor.
7423 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7425 * calls.c (emit_library_call_value_1): Don't force_operand for move
7428 2009-06-01 Nick Clifton <nickc@redhat.com>
7430 * doc/invoke.texi (IA-64 Options): Fix typo.
7432 2009-06-01 Ira Rosen <irar@il.ibm.com>
7434 PR tree-optimization/39129
7435 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
7437 (vect_do_peeling_for_loop_bound): Use
7438 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7439 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7440 (vect_loop_versioning): Likewise.
7441 (vect_create_cond_for_alias_checks): Fix indentation.
7442 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
7444 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
7445 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
7446 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
7447 "control flow in loop".
7448 (vect_estimate_min_profitable_iters): Use
7449 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7450 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7451 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7452 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
7453 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
7454 statement belongs to a group of strided accesses with the exact code
7456 (vectorizable_load): Likewise.
7457 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
7458 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7460 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
7462 * config/freebsd-stdint.h: New file.
7463 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
7464 Add freebsd-stdint.h to tm_file.
7466 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
7468 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
7469 (thumb2_extendhidi2): Likewise.
7471 2009-05-31 Ian Lance Taylor <iant@google.com>
7473 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
7475 2009-05-31 Ian Lance Taylor <iant@google.com>
7477 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
7478 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
7479 (ipa-reference.o): Depend upon gt-ipa-reference.h.
7481 2009-05-31 Jason Merrill <jason@redhat.com>
7483 * tree-pretty-print.c (print_call_name): Take the callee, not the
7484 call itself. Make non-static. Use dump_function_name for functions.
7485 (dump_generic_node): Adjust.
7486 * diagnostic.h: Declare print_call_name.
7487 * gimple-pretty-print.c (dump_gimple_call): Use it.
7489 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7491 * config/sh/sh.md (ashldi3_std): New define_expand.
7494 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7497 * config/sh/sh.c: Include debug.h.
7498 (sh_expand_epilogue): Emit a blockage insn before the frame
7499 pointer adjustment also when dwarf2out_do_frame returns true.
7501 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7503 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7504 (thumb2_extendqidi2): New pattern.
7506 2009-05-31 Ira Rosen <irar@il.ibm.com>
7508 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
7509 mark phis for renaming.
7510 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
7511 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
7512 Call mark_sym_for_renaming.
7513 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
7514 * tree-vect-loop.c (vect_transform_loop): Remove
7515 vect_memsyms_to_rename initialization and a call to
7516 mark_set_for_renaming.
7518 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7521 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7522 frame related even if !set_cfa && style < 0.
7524 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
7526 * config/i386/mingw-tls.c: New file.
7527 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
7528 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
7529 defining _WIN32 but not __CYGWIN__.
7531 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7533 * configure.ac: Add MPC support.
7535 * config.in, configure: Regenerate.
7537 2009-05-29 Richard Henderson <rth@redhat.com>
7539 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
7540 NOTE_INSN_BASIC_BLOCK.
7541 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
7542 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7543 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
7545 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
7547 (add_cfi): Disable check redefining cfa away from drap.
7548 (lookup_cfa_1): Add remember argument; handle remember/restore.
7549 (lookup_cfa): Pass remember argument.
7550 (cfa_remember): New.
7551 (compute_barrier_args_size_1): Remove sibcall check.
7552 (dwarf2out_frame_debug_def_cfa): New.
7553 (dwarf2out_frame_debug_adjust_cfa): New.
7554 (dwarf2out_frame_debug_cfa_offset): New.
7555 (dwarf2out_frame_debug_cfa_register): New.
7556 (dwarf2out_frame_debug_cfa_restore): New.
7557 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
7558 (dwarf2out_begin_epilogue): New.
7559 (dwarf2out_frame_debug_restore_state): New.
7560 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
7561 DW_CFA_restore_state.
7562 (output_cfi_directive): Likewise.
7563 (convert_cfa_to_fb_loc_list): Likewise.
7564 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
7565 * dwarf2out.h: Update.
7566 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
7567 (copy_insn_1): Early out for null.
7568 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
7569 and dwarf2out_frame_debug_restore_state.
7570 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
7571 (prologue_insn_hash, epilogue_insn_hash): New.
7572 (free_after_compilation): Adjust freeing accordingly.
7573 (record_insns): Create hash table if needed; push insns into
7574 hash instead of array.
7575 (maybe_copy_epilogue_insn): New.
7576 (contains): Search hash table instead of array.
7577 (sibcall_epilogue_contains): Remove.
7578 (thread_prologue_and_epilogue_insns): Split eh_return insns
7579 and mark them as epilogues.
7580 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
7581 scanning in terms of basic blocks.
7582 * insn-notes.def (CFA_RESTORE_STATE): New.
7583 * jump.c (returnjump_p_1): Accept EH_RETURN.
7584 (eh_returnjump_p_1, eh_returnjump_p): New.
7585 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
7586 CFA_REGISTER, CFA_RESTORE): New.
7587 * rtl.def (EH_RETURN): New.
7588 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
7590 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7591 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
7593 * config/i386/i386.c (gen_push): Update cfa state.
7594 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
7595 add a CFA_ADJUST_CFA note.
7596 (ix86_dwarf_handle_frame_unspec): Remove.
7597 (ix86_expand_prologue): Update cfa state.
7598 (ix86_emit_restore_reg_using_pop): New.
7599 (ix86_emit_restore_regs_using_pop): New.
7600 (ix86_emit_leave): New.
7601 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7602 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7603 * config/i386/i386.h (struct machine_cfa_state): New.
7604 (ix86_cfa_state): New.
7605 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7606 (eh_return_internal): Merge from eh_return_<mode>,
7607 use eh_return rtx, split w/ epilogue.
7609 2009-05-29 Ian Lance Taylor <iant@google.com>
7611 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7613 * calls.c (emit_library_call_value_1): Likewise.
7615 * c-typeck.c (c_build_va_arg): New function.
7616 * c-tree.h (c_build_va_arg): Declare.
7617 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7618 instead of build_va_arg.
7620 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7622 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7623 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7624 (ptr_difference_cost): Use affine combinations to compute it.
7625 (difference_cost): Likewise.
7626 (get_computation_cost_at): Compute more accurate cost for addresses
7627 if the ratio is a multiplier allowed in addresses.
7628 For non-addresses, consider that an additional offset or symbol is
7631 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7633 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7634 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7636 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7637 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7638 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7640 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7641 to 1 for TYPE_SSE{IADD1,CVT1}.
7642 (prefix_vex_imm8): Removed.
7643 (length_vex): Only pass 1 as second argument to
7644 ix86_attr_length_vex_default if prefix_extra is 0.
7645 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7646 (length): For prefix vex computation use length_immediate
7647 attribute instead of prefix_vex_imm8.
7648 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7649 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7650 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7651 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7652 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7653 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7654 a space in between the operands.
7655 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7656 if one operand is 0xff and the other one si, di, bp or sp.
7657 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7658 other one si, di, bp or sp.
7659 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7660 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7661 type and mode attributes.
7662 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7663 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7664 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7665 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7666 prefix_data16 attribute iff MODE_DF.
7667 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7668 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7669 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7670 constm128_operand in length_immediate computation.
7671 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7672 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7673 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7674 length_immediate attribute to 1.
7675 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7676 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7677 for certain alternatives.
7678 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7679 prefix_data16 attribute if MODE_V1DF.
7680 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7681 length_immediate to 1.
7682 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7683 length_address to 4, set mode attribute to MODE_DI.
7684 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7685 (fxam<mode>2_i387): Set length attribute to 4.
7686 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7687 *prefetch_3dnow_rex): Override length_address attribute.
7688 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7690 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7691 (constm128_operand): Removed.
7692 * config/i386/i386.c (memory_address_length): For
7693 disp && !index && !base in 64-bit mode account for SIB byte if
7694 print_operand_address can't optimize disp32 into disp32(%rip)
7695 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7696 for fs: or gs: segment.
7697 (ix86_attr_length_immediate_default): When checking if shortform
7698 is possible, truncate immediate to the length of the non-shortened
7700 (ix86_attr_length_address_default): Ignore MEM_P operands
7702 (ix86_attr_length_vex_default): Only check for DImode on
7703 GENERAL_REG_P operands.
7704 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7705 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7706 (sse_cvttps2pi): Clear prefix_rep attribute.
7707 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7709 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7710 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7711 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7712 iff operand 2 is const_int_operand.
7713 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7714 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7715 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7717 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7719 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7720 prefix_data16 attribute for movlpd and movhpd instructions.
7721 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7722 length_immediate for shufpd instruction.
7723 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7724 (avx_cmpp<avxmodesuffixf2c><mode>3,
7725 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7726 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7727 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7728 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7729 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7730 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7731 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7732 prefix_data16 attribute for the first alternative to 1.
7733 (*avx_loadlps): Override length_immediate for the first alternative.
7734 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7735 attributes for second alternative.
7736 (*vec_concatv2sf_sse4_1): Override length_immediate and
7737 prefix_data16 attributes for second alternative.
7738 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7739 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7740 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7741 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7742 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7743 prefix_data16 and length_immediate to 1.
7744 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7746 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7747 prefix_extra attribute for variants that don't have 0f prefix alone.
7748 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7749 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7750 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7751 *sse4_1_pextrd): Set length_immediate to 1.
7752 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7753 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7755 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7756 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7757 length_immediate to 1 for second alternative.
7758 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7759 prefix_extra and length_immediate attributes for the first
7761 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7763 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7764 to 1 for the first and third alternative.
7765 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7767 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7769 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7771 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7772 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7773 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7774 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7775 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7776 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7777 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7778 ssse3_psign<mode>3): Override prefix_rex attribute.
7779 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7780 (ssse3_palignrti): Override length_immediate to 1.
7781 (ssse3_palignrdi): Override length_immediate to 1, override
7782 prefix_rex attribute.
7783 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7784 (sse4a_extrqi): Override length_immediate to 2.
7785 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7786 (sse4a_insertq): Override prefix_data16 to 0.
7787 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7788 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7789 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7790 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7791 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7792 and length_immediate to 1.
7793 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7794 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7795 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7796 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7797 and length_immediate to 1.
7798 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7799 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7800 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7801 avx_ptest256): Override prefix_extra to 1.
7802 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7803 Override prefix_data16 and length_immediate to 1.
7804 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7805 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7806 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7807 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7808 prefix_data16 to 0 and prefix_extra to 2.
7809 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7810 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7812 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7813 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7814 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7815 and prefix_extra to 2.
7816 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7817 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7818 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7819 avx_vpermilvar<mode>3,
7820 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7821 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7822 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7823 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7824 Override prefix_extra to 1.
7825 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
7826 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
7827 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
7828 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
7829 prefix_extra and length_immediate to 1.
7830 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
7832 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
7833 to 1 for the first alternative.
7834 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
7835 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
7837 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
7838 *movv2sf_internal_avx, *movv2sf_internal): Override
7839 prefix_rep attribute for certain alternatives.
7840 (*mov<mode>_internal): Override prefix_rep or prefix_data16
7841 attributes for certain alternatives.
7842 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
7843 attributes for certain alternatives.
7844 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
7845 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
7846 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
7847 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
7848 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
7849 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
7850 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
7851 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
7852 length_immediate to 1 if operand 2 is const_int_operand.
7853 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
7854 *vec_extractv2si_1): Set length_immediate attribute to 1.
7855 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
7856 using old 3DNOW insn rather than SSE/3DNOW_A.
7857 (mmx_emms, mmx_femms): Clear modrm attribute.
7859 2009-05-29 Martin Jambor <mjambor@suse.cz>
7861 * tree-sra.c: New implementation of SRA.
7863 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
7864 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
7865 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
7866 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
7867 (SRA_MAX_STRUCTURE_COUNT): Removed.
7868 (SRA_FIELD_STRUCTURE_RATIO): Removed.
7869 * doc/invoke.texi (sra-max-structure-size): Removed.
7870 (sra-field-structure-ratio): Removed.
7872 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7875 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
7878 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
7880 PR rtl-optimization/40101
7881 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
7882 seqno. Adjust comment.
7883 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
7884 inserting bookkeeping before a jump, the jump is not scheduled.
7885 When no positive seqno found, provide a value. Add comment.
7887 2009-05-29 Richard Guenther <rguenther@suse.de>
7889 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
7890 short-cutting on the first component.
7892 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7895 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
7896 for trees other than decls/types.
7898 2009-05-29 Richard Guenther <rguenther@suse.de>
7900 * tree-ssa-operands.c (get_expr_operands): Do not handle
7901 INDIRECT_REFs in the handled-component case. Remove
7902 unused get_ref_base_and_extent case.
7903 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
7904 tree_low_cst and host_integerp where possible.
7905 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
7906 codes for equivalence.
7907 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
7909 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
7911 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
7912 to tmake_file for i[34567]86-*-cygwin*.
7914 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7917 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
7918 (altivec_categorize_keyword, init_vector_keywords,
7919 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
7922 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
7924 * tree.c (handle_dll_attribute): Check if node is
7925 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
7927 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
7929 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
7931 (thumb2_zero_extendqidi2): Likewise.
7933 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
7935 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
7936 instead of gen_movrt.
7937 * config/sh/sh.md (movrt): Remove.
7939 2009-05-28 Steve Ellcey <sje@cup.hp.com>
7941 * doc/invoke.texi (IA-64 Options):
7942 Add -msdata, -mfused-madd, -mno-inline-float-divide,
7943 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
7944 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
7945 -msched-prefer-non-control-spec-insns,
7946 -msched-stop-bits-after-every-cycle,
7947 -msched-count-spec-in-critical-path,
7948 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
7949 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
7950 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
7951 and -msched-spec-verbose.
7953 2009-05-28 Joseph Myers <joseph@codesourcery.com>
7955 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
7956 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
7958 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
7960 2009-05-28 Richard Guenther <rguenther@suse.de>
7962 * tree-ssa-alias.c (ao_ref_init): New function.
7963 (ao_ref_base): Likewise.
7964 (ao_ref_base_alias_set): Likewise.
7965 (ao_ref_alias_set): Likewise.
7966 (refs_may_alias_p_1): Change signature.
7967 (refs_may_alias_p): Adjust.
7968 (refs_anti_dependent_p): Likewise.
7969 (refs_output_dependent_p): Likewise.
7970 (call_may_clobber_ref_p_1): Change signature.
7971 (call_may_clobber_ref_p): Adjust.
7972 (stmt_may_clobber_ref_p_1): New function split out from ...
7973 (stmt_may_clobber_ref_p): ... here.
7974 (maybe_skip_until): Adjust signature.
7975 (get_continuation_for_phi): Likewise.
7976 (walk_non_aliased_vuses): Likewise.
7977 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
7978 (ao_ref_init): Declare.
7979 (ao_ref_base): Likewise.
7980 (ao_ref_alias_set): Likewise.
7981 (stmt_may_clobber_ref_p_1): Likewise.
7982 (walk_non_aliased_vuses): Adjust.
7983 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
7984 (get_ref_from_reference_ops): remove.
7985 (vn_reference_lookup_2): Adjust signature.
7986 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
7987 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
7988 (vn_reference_lookup): Adjust.
7989 (vn_reference_insert): Likewise.
7990 (vn_reference_insert_pieces): Adjust signature.
7991 (visit_reference_op_call): Adjust.
7992 * tree-ssa-pre.c (get_expr_type): Simplify.
7993 (phi_translate_1): Adjust.
7994 (compute_avail): Likewise.
7995 (translate_vuse_through_block): Do not re-build trees.
7996 (value_dies_in_block_x): Likewise.
7997 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
7999 (vn_reference_lookup_pieces): Adjust declaration.
8000 (vn_reference_insert_pieces): Likewise.
8002 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
8004 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
8005 with checking disabled.
8007 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
8011 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
8012 macro definition for support of three-operand format aligned
8013 .comm directive in assembler on cygwin/pe/mingw target OS.
8014 * configure: Regenerate.
8015 * config.h: Regenerate.
8017 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
8018 aligned form of .comm directive if -mpe-aligned-commons is in effect.
8019 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
8021 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
8022 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
8024 2009-05-28 Ira Rosen <irar@il.ibm.com>
8026 PR tree-optimization/40254
8027 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
8028 in analysis of basic blocks.
8030 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
8033 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
8034 * target-def.h (TARGET_CONST_ANCHOR): New macro.
8035 (TARGET_INITIALIZER): Use it.
8036 * cse.c (CHEAPER): Move it up to the other macros.
8037 (insert): Rename this ...
8038 (insert_with_costs): ... to this. Add cost parameters. Update
8040 (insert): New function. Call insert_with_costs.
8041 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
8042 find_reg_offset_for_const, try_const_anchors): New functions.
8043 (cse_insn): Call try_const_anchors. Adjust cost of src_related
8044 when using a const-anchor. Call insert_const_anchors.
8045 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
8046 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
8048 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8050 * tree-inline.c (remap_decls): Enable nonlocalized variables
8051 when not optimizing.
8053 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8055 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
8056 Simplify other tests involving optimize.
8058 2009-05-27 Tom Tromey <tromey@redhat.com>
8060 * unwind-dw2.c (_Unwind_DebugHook): New function.
8061 (uw_install_context): Call _Unwind_DebugHook.
8063 2009-05-27 Tom Tromey <tromey@redhat.com>
8065 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
8067 2009-05-27 Ian Lance Taylor <iant@google.com>
8069 * Makefile.in (LINKER, LINKER_FLAGS): Define.
8070 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
8071 (ALL_LINKERFLAGS): Define.
8072 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
8073 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8074 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
8075 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8076 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
8077 $(LINKER_FOR_BUILD).
8078 (build/gcov-iov$(build_exeext)): Likewise.
8080 2009-05-27 Julian Brown <julian@codesourcery.com>
8082 * gcse.c (target.h): Include.
8083 (can_assign_to_reg_without_clobbers_p): Check that the target allows
8084 copy of argument to a pseudo register.
8086 2009-05-27 Diego Novillo <dnovillo@google.com>
8088 * tree-ssa-live.c (dump_scope_block): Document arguments.
8089 (dump_scope_blocks): Document.
8090 (debug_scope_blocks): New.
8091 * tree-flow.h (debug_scope_blocks): Declare.
8093 2009-05-21 Denis Chertykov <denisc@overta.ru>
8095 * doc/contrib.texi (Contributors): Add myself to the list.
8097 2009-05-27 Olivier Hainque <hainque@adacore.com>
8099 * expr.c (target_align): New function. Alignment the TARGET of an
8100 assignment may be assume to have.
8101 (highest_pow2_factor_for_target): Use it instead of relying on
8102 immediate tree attributes of TARGET, not necessarily honored when
8103 intermediate bitfields are involved.
8105 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
8108 * config/i386/driver-i386.c (host_detect_local_cpu): Support
8109 AVX, SSE4, AES, PCLMUL and POPCNT.
8111 2009-05-27 Diego Novillo <dnovillo@google.com>
8113 * tree-pretty-print.c (dump_location): New.
8114 (dump_generic_node): Call it.
8115 Factor code to handle BLOCK nodes ...
8116 (dump_block_node): ... here.
8118 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
8120 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
8122 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
8124 * gcc-plugin.h: Include config.h and system.h.
8125 (IN_GCC): Define if not defined.
8127 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
8130 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
8133 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
8135 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
8137 * config/m32r/m32r.h: Ditto.
8138 * config/m32r/m32r.md: Ditto.
8139 * config/m32r/predicates.md: Ditto.
8141 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
8143 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
8145 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
8148 (Loading plugins): typo.
8149 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
8150 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8151 (Interacting with the GCC Garbage Collector): Added new section.
8152 (Giving information about a plugin): Added new section for
8154 * ggc.h (ggc_register_root_tab): Added declaration.
8155 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
8156 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
8157 (register_callback): Improved comment in declaration.
8158 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
8159 (extra_root_vec) Added static variable for dynamic roots registration.
8160 (ggc_register_root_tab) Added new routine.
8161 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
8162 PLUGIN_GGC_MARKING event.
8163 * ggc-zone.c: Include plugin.h.
8164 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8165 * ggc-page.c: Include plugin.h.
8166 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8167 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
8168 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
8169 (register_callback): check lack of callbacks for
8170 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
8171 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
8172 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
8173 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8174 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
8175 dependency on plugin.h.
8176 (plugin.o): Added dependency on ggc.h...
8178 2009-05-26 Richard Guenther <rguenther@suse.de>
8182 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8183 with mismatched comparison modes.
8185 * expr.c (expand_expr_real_1): Expand the operand of a
8186 VIEW_CONVERT_EXPR in its natural mode.
8188 2009-05-26 Ian Lance Taylor <iant@google.com>
8190 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
8191 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
8192 (ALL_COMPILERFLAGS): Define.
8193 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
8194 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8195 (collect2$(exeext), collect2.o): Likewise.
8196 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
8197 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
8198 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
8199 (libbackend.o, intl.o, cppdefault.o): Likewise.
8200 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8201 (build/%.o): Use $(COMPILER_FOR_BUILD).
8202 (build/gen%$(build_exeext)): Likewise.
8203 (build/gcov-iov$(build_exeext)): LIkewise.
8204 * config/t-darwin (darwin.o): Use $(COMPILER).
8205 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
8206 * config/t-sol2 (sol2-c.o): Likewise.
8208 * config/t-vxworks (vxworks.o): Likewise.
8209 * config/x-darwin (host-darwin.o): Likewise.
8210 * config/x-hpux (host-hpux.o): Likewise.
8211 * config/x-linux (host-linux.o): Likewise.
8212 * config/x-solaris (host-solaris.o): Likewise.
8213 * config/alpha/x-alpha (driver-alpha.o): Likewise.
8214 * config/arm/t-arm (arm-c.o): Likewise.
8215 * config/arm/t-pe (pe.o): Likewise.
8216 * config/arm/t-wince-pe (pe.o): Likewise.
8217 * config/i386/t-cygming (winnt.o): Likewise.
8218 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
8219 * config/i386/t-cygwin (cygwin1.o): Likewise.
8220 (cygwin2.o): Likewise.
8221 * config/i386/t-i386 (i386-c.o): Likewise.
8222 * config/i386/t-interix (winnt.o): Likewise.
8223 * config/i386/t-netware (netware.o): Likewise.
8224 * config/i386/t-nwld (nwld.o): Likewise.
8225 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
8226 * config/i386/x-i386 (driver-i386.o): Likewise.
8227 * config/i386/x-cygwin (host-cygwin.o): Likewise.
8228 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
8229 * config/ia64/t-ia64 (ia64-c.o): Likewise.
8230 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
8231 * config/mips/x-native (driver-native.o): Likewise.
8232 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
8233 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
8234 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
8235 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
8236 * config/score/t-score-elf (score7.o): Likewise.
8237 (score3.o): Likewise.
8238 * config/sh/t-sh (sh-c.o): Likewise.
8239 * config/sh/t-symbian (sh-c.o): Likewise.
8240 (symbian.o): Likewise.
8241 * config/spu/t-spu-elf (spu-c.o): Likewise.
8242 * config/v850/t-v850 (v850-c.o): Likewise.
8243 * config/v850/t-v850e (v850-c.o): Likewise.
8245 2009-05-26 Richard Guenther <rguenther@suse.de>
8247 PR tree-optimization/40122
8248 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
8249 VECTOR_CSTs if possible.
8250 (fold_gimple_assign): Likewise.
8252 2009-05-26 Richard Guenther <rguenther@suse.de>
8255 * fold-const.c (fold_binary): Use the correct types for building
8258 2009-05-26 Richard Guenther <rguenther@suse.de>
8260 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
8261 redundant calls to merge_alias_info.
8262 (bump_vector_ptr): Likewise.
8263 * tree-ssa-copy.c (merge_alias_info): Remove.
8264 (replace_exp_1): Remove call to merge_alias_info.
8265 (propagate_tree_value): Likewise.
8266 (fini_copy_prop): Propagate points-to info.
8267 * tree-flow.h (merge_alias_info): Remove.
8269 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8271 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
8273 2009-05-25 Jan Hubicka <jh@suse.cz>
8275 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8276 * cgraph.h (struct inline_summary): New filed self_wize,
8277 size_inlining_benefit, self_time and time_inlining_benefit.
8278 (struct cgraph_global_info): Replace insns by time ans size fields.
8279 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8280 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8281 (ipcp_update_callgraph): Do not touch function bodies.
8282 * ipa-inline.c: Include except.h
8283 (MAX_TIME): New constant.
8284 (overall_insns): Remove.
8286 (overall_size, max_benefit): New static variables.
8287 (cgraph_estimate_time_after_inlining): New function.
8288 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8289 (cgraph_clone_inlined_nodes): Update size.
8290 (cgraph_mark_inline_edge): Update size.
8291 (cgraph_estimate_growth): Use size info.
8292 (cgraph_check_inline_limits): Check size.
8293 (cgraph_default_inline_p): Likewise.
8294 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8295 (cgraph_decide_recursive_inlining): Check size.
8296 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8298 (cgraph_decide_inlining): Likewise.
8299 (cgraph_decide_inlining_incrementally): Likewise; honor
8300 PARAM_EARLY_INLINING_INSNS.
8301 (likely_eliminated_by_inlining_p): New predicate.
8302 (estimate_function_body_sizes): New function.
8303 (compute_inline_parameters): Use it.
8304 * except.c (must_not_throw_labels): New function.
8305 * except.h (must_not_throw_labels): Declare.
8306 * tree-inline.c (init_inline_once): Kill inlining_weigths
8307 * tree-ssa-structalias.c: Avoid uninitialized warning.
8308 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8309 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8310 (PARAM_INLINE_CALL_COST): Remove.
8311 (PARAM_EARLY_INLINING_INSNS): New.
8313 2009-05-25 Richard Guenther <rguenther@suse.de>
8315 PR tree-optimization/36327
8316 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
8317 callback for reference translation or lookup at the point of may-defs.
8318 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
8319 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
8320 for union COMPONENT_REFs.
8321 (vn_reference_lookup_3): New callback. Lookup from memset
8322 and CONSTRUCTOR assignment, translate through struct copies.
8323 (vn_reference_lookup_pieces): Make sure to not free the
8324 passed operands array. Adjust walk_non_aliased_vuses call.
8325 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
8326 make sure we do not leak memory.
8328 2009-05-25 Richard Guenther <rguenther@suse.de>
8330 * tree-ssa-alias.h (dump_points_to_solution): Declare.
8331 * tree-inline.c (expand_call_inline): Reset the escaped and
8333 * tree-ssa-structalias.c (pass_build_ealias): New.
8334 * tree-pass.h (pass_build_ealias): Declare.
8335 * passes.c (init_optimization_passes): Add PTA during
8336 early optimizations.
8337 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
8338 and CALLUSED solutions.
8339 (dump_points_to_solution): New function, split out from ...
8340 (dump_points_to_info_for): ... here.
8341 * tree-parloops.c (parallelize_loops): Reset the escaped and
8344 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8347 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
8348 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
8350 2009-05-25 Ira Rosen <irar@il.ibm.com>
8352 PR tree-optimization/40238
8353 * tree-vect-stmts.c (vect_init_vector): Insert initialization
8354 statements after basic block's labels.
8355 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
8356 to free the allocated memory.
8358 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
8360 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
8361 return address with a USE.
8363 2009-05-24 Richard Guenther <rguenther@suse.de>
8366 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
8367 array type from the main variant of the inner type.
8369 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8371 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
8372 definition to bool (from int) to un-break build.
8373 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
8375 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
8377 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
8378 discard_stmt_changes): Delete.
8379 * tree-ssa-operands.c (scb_stack): Delete.
8380 (init_ssa_operands): Do not initialize it.
8381 (fini_ssa_operands): Do not free it.
8382 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
8384 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
8385 update_stmt, remove the others. Fix comments.
8386 * tree-dfa.c (optimize_stack_restore): Likewise.
8387 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
8388 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
8389 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8390 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
8392 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
8393 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8394 (dom_opt_finalize_block): Likewise, adjusting access to
8396 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
8397 (stmts_to_rescan): Change item type to gimple.
8398 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
8400 2009-05-24 Ira Rosen <irar@il.ibm.com>
8402 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
8403 * tree-pass.h (pass_slp_vectorize): New pass.
8404 * params.h (SLP_MAX_INSNS_IN_BB): Define.
8405 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
8406 * tree-vectorizer.c (timevar.h): Include.
8407 (user_vect_verbosity_level): Declare.
8408 (vect_location): Fix comment.
8409 (vect_set_verbosity_level): Update user_vect_verbosity_level
8410 instead of vect_verbosity_level.
8411 (vect_set_dump_settings): Add an argument. Ignore user defined
8412 verbosity if dump flags require higher level of verbosity. Print to
8413 stderr only for loop vectorization.
8414 (vectorize_loops): Update call to vect_set_dump_settings.
8415 (execute_vect_slp): New function.
8416 (gate_vect_slp): Likewise.
8417 (struct gimple_opt_pass pass_slp_vectorize): New.
8418 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
8420 (vec_info_for_bb): New function.
8421 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
8422 (VECTORIZATION_ENABLED): New macro.
8423 (SLP_ENABLED, SLP_DISABLED): Likewise.
8424 (vect_is_simple_use): Add bb_vec_info argument.
8425 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
8426 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
8427 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
8428 vect_schedule_slp, vect_analyze_slp): Likewise.
8429 (vect_analyze_stmt): Add slp_tree argument.
8430 (find_bb_location): Declare.
8431 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8432 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
8433 (vect_analyze_loop_operations, vect_analyze_loop,
8434 get_initial_def_for_induction, vect_create_epilog_for_reduction,
8435 vect_finalize_reduction, vectorizable_reduction,
8436 vectorizable_live_operation, vect_transform_loop): Likewise.
8437 * tree-data-ref.c (dr_analyze_innermost): Update comment,
8438 skip evolution analysis if analyzing a basic block.
8439 (dr_analyze_indices): Likewise.
8440 (initialize_data_dependence_relation): Skip the test whether the
8441 object is invariant for basic blocks.
8442 (compute_all_dependences): Skip dependence analysis for data
8443 references in basic blocks.
8444 (find_data_references_in_stmt): Don't fail in case of invariant
8445 access in basic block.
8446 (find_data_references_in_bb): New function.
8447 (find_data_references_in_loop): Move code to
8448 find_data_references_in_bb and add a call to it.
8449 (compute_data_dependences_for_bb): New function.
8450 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
8451 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
8453 (vect_analyze_data_ref_dependence): Check for interleaving in case of
8454 unknown dependence in basic block and fail in case of dependence in
8456 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
8457 dependence instances from either loop or basic block vectorization
8459 (vect_compute_data_ref_alignment): Check if it is loop vectorization
8460 before calling nested_in_vect_loop_p.
8461 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
8462 dependence instances from either loop or basic block vectorization
8464 (vect_verify_datarefs_alignment): Likewise.
8465 (vect_enhance_data_refs_alignment): Adjust function calls.
8466 (vect_analyze_data_refs_alignment): Likewise.
8467 (vect_analyze_group_access): Fix printing. Skip different checks if
8468 DR_STEP is 0. Keep strided stores either in loop or basic block
8469 vectorization data structure. Fix indentation.
8470 (vect_analyze_data_ref_access): Fix comments, allow zero step in
8472 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
8473 dependence instances from either loop or basic block vectorization
8475 (vect_analyze_data_refs): Update comment. Call
8476 compute_data_dependences_for_bb to analyze basic blocks.
8477 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
8478 case of loop vectorization. In case of basic block vectorization use
8479 data-ref itself as a base.
8480 (vect_create_data_ref_ptr): In case of basic block vectorization:
8481 don't advance the pointer, add new statements before the current
8482 statement. Adjust function calls.
8483 (vect_supportable_dr_alignment): Support only aligned accesses in
8484 basic block vectorization.
8485 * common.opt (ftree-slp-vectorize): New flag.
8486 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
8487 (vect_pattern_recog_1): Likewise.
8488 * tree-vect-stmts.c (process_use): Likewise.
8489 (vect_init_vector): Add new statements in the beginning of the basic
8490 block in case of basic block SLP.
8491 (vect_get_vec_def_for_operand): Adjust function calls.
8492 (vect_finish_stmt_generation): Likewise.
8493 (vectorizable_call): Add assert that it is loop vectorization, adjust
8495 (vectorizable_conversion, vectorizable_assignment): Likewise.
8496 (vectorizable_operation): In case of basic block SLP, take
8497 vectorization factor from statement's type and skip the relevance
8498 check. Adjust function calls.
8499 (vectorizable_type_demotion): Add assert that it is loop
8500 vectorization, adjust function calls.
8501 (vectorizable_type_promotion): Likewise.
8502 (vectorizable_store): Check for outer loop only in case of loop
8503 vectorization. Adjust function calls. For basic blocks, skip the
8504 relevance check and don't advance pointers.
8505 (vectorizable_load): Likewise.
8506 (vectorizable_condition): Add assert that it is loop vectorization,
8507 adjust function calls.
8508 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
8509 that it is not reduction, get vector type, call only supported
8510 functions, skip loop specific parts.
8511 (vect_transform_stmt): Check for outer loop only in case of loop
8513 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
8514 (vect_is_simple_use): Fix comment, add new argument, fix conditions
8515 for external definition.
8516 * passes.c (pass_slp_vectorize): New pass.
8517 * tree-vect-slp.c (find_bb_location): New function.
8518 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
8519 check for patterns only in loops.
8520 (vect_build_slp_tree): Add argument, adjust function calls, fail in
8521 case of multiple types in basic block SLP.
8522 (vect_mark_slp_stmts_relevant): New function.
8523 (vect_supported_load_permutation_p): Fix comment.
8524 (vect_analyze_slp_instance): Add argument. In case of basic block
8525 SLP, take vectorization factor from statement's type, check that
8526 unrolling factor is 1. Adjust function call. Save SLP instance in
8527 either loop or basic block vectorization structure. Return FALSE,
8529 (vect_analyze_slp): Add argument. Get strided stores groups from
8530 either loop or basic block vectorization structure. Return FALSE
8531 if basic block SLP failed.
8532 (new_bb_vec_info): New function.
8533 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
8534 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
8535 (vect_schedule_slp): Add argument. Get SLP instances from either
8536 loop or basic block vectorization structure. Set vectorization factor
8537 to be 1 for basic block SLP.
8538 (vect_slp_transform_bb): New function.
8539 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
8541 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8543 * final.c (shorten_branches): Do not align labels for jump tables.
8544 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8546 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
8548 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
8549 Remove outdated reference to flow.c and fix nits.
8550 * doc/gccint.texi: Tweak RTL description.
8551 * doc/rtl.texi: Likewise.
8553 2009-05-23 Denis Chertykov <chertykov@gmail.com>
8555 * config/avr/avr.c: Change my email address.
8556 * config/avr/avr.h: Likewise.
8557 * config/avr/avr.md: Likewise.
8558 * config/avr/avr-protos.h: Likewise.
8559 * config/avr/libgcc.S: Likewise.
8561 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8563 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
8564 (spu_split_load, spu_split_store): Change return type to int.
8565 (spu_split_convert): Declare.
8566 * config/spu/predicates.md (spu_mem_operand): Remove.
8567 (spu_mov_operand): Update.
8568 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
8569 * config/spu/spu.c (regno_aligned_for_load): Remove.
8570 (reg_aligned_for_addr, spu_expand_load): Define.
8571 (spu_expand_extv): Reimplement and handle MEM.
8572 (spu_expand_insv): Handle MEM.
8573 (spu_sched_reorder): Handle insn's with length 0.
8574 (spu_legitimate_address_p): Reimplement.
8575 (store_with_one_insn_p): Return TRUE for any mode with size
8576 larger than 16 bytes.
8577 (address_needs_split): Define.
8578 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
8580 (spu_convert_move): Define.
8581 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
8582 (spu_split_store): Change all MEM's to TImode.
8583 (spu_init_expanders): Preallocate registers that correspond to
8584 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
8586 (spu_split_convert): Define.
8587 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
8588 (_move<mode>, _movdi, _movti): Update predicate and condition.
8589 (load, store): Change to define_split.
8590 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
8592 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
8593 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
8594 define_insn_and_split of lshr<mode>3.
8595 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8596 (<v>ashr<mode>3_imm): Define.
8597 (extv, extzv, insv): Allow MEM operands.
8598 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8599 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8600 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8601 (_spu_convert2): Change to define_insn_and_split and remove the
8602 corresponding define_peephole2.
8603 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8604 Change predicates to memory_operand.
8606 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8608 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8610 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8612 PR tree-optimization/40219
8613 * tree.c (iterative_hash_expr): Make sure the builtin function is
8614 a normal builtin function and not a front end or back end builtin
8615 before indexing into the built_in_decls array.
8617 2009-05-22 Richard Guenther <rguenther@suse.de>
8620 * alias.c (write_dependence_p): Do not use TBAA for answering
8621 anti-dependence or output-dependence.
8622 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8623 (emit_pointer_definition): Remove.
8624 (emit_alias_warning): Likewise.
8625 (find_what_var_points_to): Remove TBAA pruning code.
8626 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8628 (compute_points_to_sets): Remove code computing the set of
8629 dereferenced pointers.
8630 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8631 oracle for querying anti and output dependencies.
8632 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8633 if TBAA may be applied.
8634 (refs_anti_dependent_p): New function.
8635 (refs_output_dependent_p): Likewise.
8636 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8637 (refs_output_dependent_p): Likewise.
8638 * doc/tree-ssa.texi (Memory model): New section.
8639 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8640 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8641 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8642 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8643 * expr.c (expand_expr_real_1): Likewise.
8644 * gimple-low.c (lower_stmt): Likewise.
8645 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8646 (dump_gimple_cdt): Remove.
8647 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8648 (gimple_size): Likewise.
8649 (walk_gimple_op): Likewise.
8650 (is_gimple_stmt): Likewise.
8651 (walk_stmt_load_store_addr_ops): Likewise.
8652 (gimple_build_cdt): Remove.
8653 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8654 * gimple.h (gimple_cdt_new_type): Remove.
8655 (gimple_cdt_new_type_ptr): Likewise.
8656 (gimple_cdt_set_new_type): Likewise.
8657 (gimple_cdt_location): Likewise.
8658 (gimple_cdt_location_ptr): Likewise.
8659 (gimple_cdt_set_location): Likewise.
8660 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8661 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8662 GIMPLE_CHANGE_DYNAMIC_TYPE.
8663 (verify_types_in_gimple_stmt): Likewise.
8664 * tree-inline.c (estimate_num_insns): Likewise.
8665 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8666 (copy_decl_to_var): Likewise.
8667 (copy_result_decl_to_var): Likewise.
8668 * tree-pretty-print.c (dump_generic_node): Do not handle
8669 CHANGE_DYNAMIC_TYPE_EXPR.
8670 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8671 * tree-ssa-operands.c (get_expr_operands): Likewise.
8672 * tree-ssa-structalias.c (struct variable_info): Remove
8673 no_tbaa_pruning member.
8674 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8675 (unify_nodes): Do not copy it.
8676 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8677 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8678 (set_uids_in_ptset): Do not check it.
8679 (find_what_var_points_to): Likewise.
8680 (compute_tbaa_pruning): Remove.
8681 (compute_points_to_sets): Do not call it.
8682 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8683 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8684 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8685 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8686 (DECL_NO_TBAA_P): Likewise.
8687 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8688 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8689 (expand_omp_atomic_pipeline): Do not set it.
8690 * print-tree.c (print_node): Do not dump it.
8691 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8694 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8697 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8700 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8702 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8705 2009-05-22 Ben Elliston <bje@au.ibm.com>
8707 * Makefile.in (bversion.h, s-bversion): New targets.
8708 (TOPLEV_H): Add bversion.h.
8709 * toplev.h: Include "bversion.h".
8710 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8711 the __format__ attribute only if compiling with the same version
8712 of GCC as the sources (the "build version").
8714 2009-05-22 Ben Elliston <bje@au.ibm.com>
8716 * c-format.c (handle_format_attribute): Fix comment typo.
8718 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8721 * config/ia64/ia64.opt (mfused-madd): New.
8722 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8723 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8724 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8725 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8726 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8727 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8728 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8729 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8730 instruction if !TARGET_FUSED_MADD.
8731 (fpma, fpms): Remove colon from name.
8733 2009-05-22 Richard Guenther <rguenther@suse.de>
8735 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8736 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8737 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8739 (create_expression_by_pieces): Only convert if necessary.
8740 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8741 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8743 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8745 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8746 regular pattern from a template and rename it ...
8747 (*extzv_truncsi_exts): ... to this.
8749 2009-05-21 Richard Guenther <rguenther@suse.de>
8751 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8752 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8753 (cgraph_default_inline_p): Likewise.
8754 (cgraph_decide_inlining_incrementally): Likewise.
8756 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8757 Uros Bizjak <ubizjak@gmail.com>
8759 * config/i386/cpuid.h (bit_MOVBE): New.
8761 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8763 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8764 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8765 (ix86_handle_option): Handle OPT_mmovbe.
8766 (ix86_target_string): Add -mmovbe.
8767 (pta_flags): Add PTA_MOVBE.
8768 (processor_alias_table): Add PTA_MOVBE to "atom".
8769 (override_options): Handle PTA_MOVBE.
8771 * config/i386/i386.h (TARGET_MOVBE): New.
8773 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8774 (*bswapsi_movbe): New.
8775 (*bswapdi_movbe): Likewise.
8776 (bswapdi2): Renamed to ...
8778 (bswapdi2): New expander.
8780 * config/i386/i386.opt (mmovbe): New.
8782 * doc/invoke.texi: Document -mmovbe.
8784 2009-05-21 Taras Glek <tglek@mozilla.com>
8786 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8787 * gcc-plugin.h (plugin_init): Updated signature.
8788 * gcc-plugin.h (plugin_name_args): Moved to this header.
8789 * doc/plugins.texi (plugin_init): Updated documention to reflect
8791 * doc/plugins.texi (plugin_name_args): Added to documention.
8793 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8795 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8796 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8798 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8800 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8801 JUMP_TABLE_DATA_P predicates where applicable.
8802 * config/i386/predicates.md: Ditto.
8803 * config/i386/sse.md: Ditto.
8805 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8807 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8808 operand2 -128 override length_immediate attribute to 1.
8809 * config/i386/predicates.md (constm128_operand): New predicate.
8811 * config/i386/i386.c (memory_address_length): Handle %r12
8812 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8814 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8815 mode look through optional ZERO_EXTEND and SUBREG.
8816 * config/i386/i386.md (R12_REG): New define_constant.
8817 (prefix_data16): For sse unit set also for MODE_TI insns.
8818 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8819 insns set if operand 1 is ext_QIreg_operand.
8820 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8821 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8823 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8824 mode from MODE_DI to MODE_SI.
8825 (movdi_1_rex64): Override modrm and length_immediate attributes
8826 only for movabs (TYPE_IMOV, alternative 2).
8827 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
8828 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
8829 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
8830 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
8831 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
8832 prefix_rex attribute if DImode.
8833 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
8834 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8835 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
8836 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
8837 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
8838 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
8839 Likewise. For TYPE_IMOV clear length_immediate attribute.
8840 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
8841 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
8842 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
8843 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8844 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
8845 or one operand TYPE_ISHIFT.
8846 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
8847 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
8848 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
8849 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
8850 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
8851 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
8852 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
8853 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
8854 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
8855 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
8856 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
8857 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
8858 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
8859 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
8860 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
8861 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
8862 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
8863 set mode attribute, don't override length attribute.
8864 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
8866 (return_internal_long): Set length attribute to 2 instead of 1.
8867 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
8868 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
8869 prefix_rex attribute.
8870 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
8872 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
8874 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8876 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
8878 2009-05-20 Ian Lance Taylor <iant@google.com>
8880 * tree.c (build_tree_list_vec_stat): New function.
8881 (ctor_to_vec): New function.
8882 (build_nt_call_vec): New function.
8883 (build_call_array): Change args to be a const pointer.
8884 (build_call_vec): New function.
8885 * tree.h (build_nt_call_vec): Declare.
8886 (build_tree_list_vec_stat): Declare.
8887 (build_tree_list_vec): Define.
8888 (build_call_array): Update declaration.
8889 (build_call_vec): Declare.
8890 (ctor_to_vec): Declare.
8891 * c-common.c (tree_vector_cache): New static variable.
8892 (make_tree_vector): New function.
8893 (release_tree_vector): New function.
8894 (make_tree_vector_single): New function.
8895 (make_tree_vector_copy): New function.
8896 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
8897 (make_tree_vector_single, make_tree_vector_copy): Declare.
8898 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
8899 (c_parser_expr_list): Don't manage cache here, instead call
8901 (c_parser_release_expr_list): Remove static function.
8902 (c_parser_vec_to_tree_list): Remove static function.
8903 (c_parser_attributes): Call build_tree_list_vec instead of
8904 c_parser_vec_to_tree_list. Call release_tree_vector instead of
8905 c_parser_release_expr_list.
8906 (c_parser_postfix_expression_after_primary): Likewise.
8907 (c_parser_objc_keywordexpr): Likewise.
8909 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
8911 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
8912 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
8913 TARGET_CONVERT_TO_TYPE.
8914 * hooks.c (hook_tree_const_tree_null): Define.
8915 * hooks.h (hook_tree_const_tree_null): Declare.
8916 * target.h (struct gcc_target): Add invalid_parameter_type,
8917 invalid_return_type, promoted_type, and convert_to_type fields.
8918 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
8919 (TARGET_INVALID_RETURN_TYPE): Define.
8920 (TARGET_PROMOTED_TYPE): Define.
8921 (TARGET_CONVERT_TO_TYPE): Define.
8922 (TARGET_INITIALIZER): Update for new fields.
8923 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
8924 (grokparms): Check targetm.invalid_parameter_type.
8925 * c-typeck.c (default_conversion): Check targetm.promoted_type.
8926 * c-convert.c (convert): Check targetm.convert_to_type.
8928 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
8930 * config/mips/mips.md (*extenddi_truncate<mode>,
8931 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
8933 (*extendhi_truncateqi): New define_insn_and_sptit.
8935 2009-05-20 Jakub Jelinek <jakub@redhat.com>
8938 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
8939 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
8941 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
8943 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
8944 the operand of VIEW_CONVERT_EXPR.
8946 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
8948 * config/i386/driver-i386.c (host_detect_local_cpu): Check
8949 extended family and model for Intel processors. Support Intel Atom.
8951 2009-05-20 Olivier Hainque <hainque@adacore.com>
8953 * gstab.h (stab_code_type): Define, to be used instead of the
8954 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
8956 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
8957 occurrences by stab_code_type.
8958 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
8960 2009-05-20 Martin Jambor <mjambor@suse.cz>
8962 * tree-flow.h (insert_edge_copies_seq): Undeclare.
8963 (sra_insert_before): Likewise.
8964 (sra_insert_after): Likewise.
8965 (sra_init_cache): Likewise.
8966 (sra_type_can_be_decomposed_p): Likewise.
8967 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
8968 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
8969 (sra_insert_before): Likewise.
8970 (sra_insert_after): Likewise.
8971 (sra_init_cache): Likewise.
8972 (insert_edge_copies_seq): Made static and moved upwards.
8974 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
8977 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
8979 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
8980 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
8983 2009-05-20 Richard Guenther <rguenther@suse.de>
8985 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8986 with mismatched comparison modes.
8988 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8990 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
8991 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
8992 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
8993 with shifts for Thumb2.
8994 (orsi_notsi): New for orn.
8995 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
8996 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
8997 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
8998 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
8999 Don't invert remainder for IOR.
9001 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
9003 PR tree-optimization/40087
9004 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
9005 number_of_iterations_ne): Rename never_infinite argument.
9006 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
9007 number_of_iterations_le): Handle pointer-type ivs when
9008 exit_must_be_taken is false.
9009 (number_of_iterations_cond): Do not always assume that
9010 exit_must_be_taken if the control variable is a pointer.
9012 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9014 * c-typeck.c (build_binary_op): Allow % on integal vectors.
9015 * doc/extend.texi (Vector Extension): Document that % is allowed too.
9017 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
9019 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
9020 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
9022 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9025 * c.opt (Wlogical-op): Disabled by default.
9026 * c-opt (c_common_post_options): Do not enable Wlogical-op with
9028 * doc/invoke.texi (Wlogical-op): Likewise.
9030 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
9032 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
9034 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
9035 Propagate the type of the first operand.
9036 <ASSERT_EXPR>: Simplify.
9037 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
9038 Rewrite using the RHS code as discriminant.
9039 <NOP_EXPR>: Turn into CASE_CONVERT.
9040 <PLUS_EXPR>: Propagate the type of the first operand.
9042 2009-05-19 Steve Ellcey <sje@cup.hp.com>
9044 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
9045 (ia64_dconst_0_375): New.
9046 * config/ia64/ia64.c (ia64_override_options): Remove
9047 -minline-sqrt-min-latency warning.
9048 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
9049 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
9050 * config/ia64/ia64.md (*sqrt_approx): Remove.
9051 (sqrtsf2): Remove #if 0.
9052 (sqrtsf2_internal_thr): Rewrite and move to div.md.
9053 (sqrtdf): Remove assert.
9054 (sqrtdf2_internal_thr): Rewrite and move to div.md.
9055 (sqrtxf2): Remove #if 0.
9056 (sqrtxf2_internal_thr): Rewrite and move to div.md.
9057 * div.md (sqrt_approx_rf): New.
9058 (sqrtsf2_internal_thr): New implementation.
9059 (sqrtsf2_internal_lat): New.
9060 (sqrtdf2_internal_thr: New implementation.
9061 (sqrtxf2_internal): New implementation.
9063 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
9064 Hans-Peter Nilsson <hp@axis.com>
9066 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
9067 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
9068 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
9069 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
9070 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
9071 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
9072 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
9073 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
9074 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
9075 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
9076 * c-common.c: ...from here.
9078 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9080 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
9082 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9084 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
9086 2009-05-19 Ben Elliston <bje@au.ibm.com>
9088 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
9089 assignments with memcpy calls.
9090 (add_fdes): Likewise.
9091 (binary_search_unencoded_fdes): Likewise.
9092 (linear_search_fdes): Eliminate type puns.
9094 2009-05-19 Richard Guenther <rguenther@suse.de>
9096 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
9097 not falsely claim to have propagated into all uses.
9099 2009-05-19 Ben Elliston <bje@au.ibm.com>
9101 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
9104 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9106 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
9107 * config/sh/sh.c (sh_legitimate_address_p): Make static.
9108 (TARGET_LEGITIMATE_ADDRESS_P): New.
9109 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9110 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9112 2009-05-18 Dodji Seketeli <dodji@redhat.com>
9115 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
9116 child of the containing namespace's DIE.
9118 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
9120 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
9121 *zero_extendhi_truncqi): Move after the zero_extend patterns.
9122 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
9125 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
9128 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
9129 gen_align with gen_pad.
9130 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
9131 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
9133 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
9134 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
9136 * config/i386/i386.md (align): Renamed to ...
9137 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
9138 ASM_OUTPUT_MAX_SKIP_PAD.
9140 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
9142 * config.gcc: Fix variable syntax.
9145 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
9146 before calling exact_log2.
9147 (output_iorsi3): Likewise.
9148 (output_xorsi3): Likewise.
9150 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9152 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
9153 for the none zero constant operand except for EQ and NE
9154 comprisons even when the first operand is R0.
9156 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
9158 * config/s390/2064.md: Remove trailing whitespaces.
9159 * config/s390/2084.md: Likewise.
9160 * config/s390/constraints.md: Likewise.
9161 * config/s390/fixdfdi.h: Likewise.
9162 * config/s390/libgcc-glibc.ver: Likewise.
9163 * config/s390/s390-modes.def: Likewise.
9164 * config/s390/s390-protos.h: Likewise.
9165 * config/s390/s390.c: Likewise.
9166 * config/s390/s390.h: Likewise.
9167 * config/s390/s390.md: Likewise.
9168 * config/s390/tpf-unwind.h: Likewise.
9170 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9172 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
9174 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9177 * configure.ac (m68k-*-*): Check if binutils support TLS.
9178 * configure: Regenerate.
9179 * config/m68k/predicates.md (symbolic_operand): Extend comment.
9180 * config/m68k/constraints.md (Cu): New constraint.
9181 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
9182 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
9183 (movsi): Handle TLS symbols.
9184 (addsi3_5200): Handle XTLS symbols, indent.
9185 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
9186 (m68k_tls_reference_p): Declare.
9187 (m68k_legitimize_address): Declare.
9188 (m68k_unwrap_symbol): Declare.
9189 * config/m68k/m68k.opt (mxtls): New option.
9190 * config/m68k/m68k.c (ggc.h): Include.
9191 (m68k_output_dwarf_dtprel): Implement hook.
9192 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
9193 (m68k_expand_prologue): Load GOT pointer when function needs it.
9194 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
9195 (m68k_legitimate_constant_address_p): Same.
9196 (m68k_decompose_address): Handle TLS references.
9197 (m68k_get_gp): New static function.
9198 (enum m68k_reloc): New contants.
9199 (TLS_RELOC_P): New macro.
9200 (m68k_wrap_symbol): New static function.
9201 (m68k_unwrap_symbol): New function.
9202 (m68k_final_prescan_insn_1): New static function.
9203 (m68k_final_prescan_insn): New function.
9204 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
9206 (legitimize_pic_address): Handle TLS references..
9207 (m68k_tls_get_addr, m68k_get_tls_get_addr)
9208 (m68k_libcall_value_in_a0_p)
9209 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
9210 (m68k_call_m68k_read_tp): Helper variables and functions for ...
9211 (m68k_legitimize_tls_address): Handle TLS references.
9212 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
9214 (m68k_legitimize_address): Handle TLS symbols.
9215 (m68k_get_reloc_decoration): New static function.
9216 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
9218 (m68k_output_dwarf_dtprel): Implement hook.
9219 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
9220 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
9221 m68k_call_* routines.
9222 (sched_attr_op_type): Handle TLS symbols.
9223 (gt-m68k.h): Include.
9224 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
9225 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
9227 2009-05-18 Martin Jambor <mjambor@suse.cz>
9229 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
9230 (visit_store_addr_for_mod_analysis): New function.
9231 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
9232 (determine_cst_member_ptr): Use gimple_assign_single_p.
9233 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
9234 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
9235 operands. Don't check number of operands of a NOP_EXPR.
9237 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
9239 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
9241 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
9244 * c-common.c (warn_logical_operator): Don't warn if one of
9245 expression isn't always true or false.
9247 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
9249 * config/i386/biarch32.h: New file.
9250 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
9252 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
9254 * config/mips/mips.md (*zero_extend<mode>_trunchi,
9255 *zero_extend<mode>_truncqi): Merge these into ...
9256 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
9257 Name the pattern following this as *zero_extendhi_truncqi.
9259 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
9262 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
9263 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
9264 (output_info): Make field HOST_WIDEST_INT.
9265 (print_statistics): Use HOST_WIDEST_INT_PRINT.
9266 (dump_bitmat_statistics): Same.
9268 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
9270 * config.gcc (use_gcc_stdint): Set to wrap.
9271 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
9272 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9273 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9274 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9275 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9276 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9277 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9278 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9280 2009-05-16 Joseph Myers <joseph@codesourcery.com>
9282 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
9284 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
9285 Move definitions earlier.
9286 (OPT_ARCH64, OPT_ARCH32): Define.
9287 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
9290 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9293 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
9296 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9298 * arm.md (movdi2): Copy non-reg values to DImode registers.
9300 2009-05-16 Jakub Jelinek <jakub@redhat.com>
9303 * final.c (label_to_max_skip): New function.
9304 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
9305 CODE_LABEL_NUMBER <= max_labelno.
9306 * output.h (label_to_max_skip): New prototype.
9307 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
9308 (ix86_avoid_jump_mispredicts): ... this. Don't define if
9309 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
9310 Handle CODE_LABELs with >= 16 byte alignment or with
9311 max_skip == (1 << align) - 1.
9312 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
9313 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
9316 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
9317 .p2align 3 if MAX_SKIP is smaller than 7.
9318 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9320 2009-05-15 Ian Lance Taylor <iant@google.com>
9322 * alias.c (struct alias_set_entry_d): Rename from struct
9323 alias_set_entry. Change all uses.
9324 * except.c (struct call_site_record_d): Rename from struct
9325 call_site_record. Change all uses.
9326 * except.h (struct eh_region_d): Rename from struct eh_region.
9328 * gcse.c (struct hash_table_d): Rename from struct hash_table.
9330 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
9331 ivtype_map_elt. Change all uses.
9332 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
9334 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
9335 * graphite.h (struct name_tree_d): Rename from struct name_tree.
9337 (struct sese_d): Rename from struct sese. Change all uses.
9338 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
9339 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
9340 * optabs.h (struct optab_d): Rename from struct optab. Change all
9342 (struct convert_optab_d): Rename from struct convert_optab.
9344 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
9345 ipa_opt_pass. Change all uses.
9346 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
9349 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
9350 defined as a typedef.
9351 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
9354 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9357 * fold-const.c (make_range,build_range_check,merge_ranges): Move
9359 (merge_ranges): Returns bool.
9360 * tree.h (make_range): .. to here.
9361 (build_range_check): Likewise.
9362 (merge_ranges): Likewise. Renamed from merge_ranges.
9363 * c-typeck.c (parser_build_binary_op): Update calls to
9364 warn_logical_operator.
9365 * c-common.c (warn_logical_operator): Add new warning.
9366 * c-common.h (warn_logical_operator): Update declaration.
9368 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9370 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
9372 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9374 * doc/install.texi: Document MPC requirements, flags etc.
9376 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
9377 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
9378 Evaluate constant arguments.
9379 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
9380 (fold_builtin_1): Likewise, also evaluate constant arguments.
9381 Remove superfluous break.
9382 (do_mpc_ckconv): New.
9383 * real.h: Include mpc.h.
9384 * toplev.c (print_version): Output MPC version info if available.
9386 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9388 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
9390 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
9392 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
9395 2009-05-15 Jan Hubicka <jh@suse.cz>
9397 * doc/invoke.texi (max-early-inliner-iterations): New flag.
9398 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
9399 (try_inline): Fix return value.
9400 (cgraph_decide_inlining_incrementally): Honor new value.
9401 (cgraph_early_inlining): Handle indirect inlining.
9402 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
9404 2009-05-15 Jan Hubicka <jh@suse.cz>
9406 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
9407 * cgraphunit.c (cgraph_finalize_function): Set it.
9408 (cgraph_expand_function): Use it.
9410 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9412 * real.c (encode_ieee_half): Define.
9413 (decode_ieee_half): Define.
9414 (ieee_half_format): Define.
9415 (arm_half_format): Define.
9416 * real.h (ieee_half_format): Declare.
9417 (arm_half_format): Declare.
9419 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9421 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
9422 swapped, and reversed optabs exist before trying to use them.
9424 2009-05-15 Paul Brook <paul@codesourcery.com>
9425 Sandra Loosemore <sandra@codesourcery.com>
9427 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
9428 loads. Allow PRE_DEC.
9429 (output_move_neon): Handle PRE_DEC.
9430 (arm_print_operand): Add 'A' for neon structure loads.
9431 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
9432 * config/arm/neon.md (neon_mov): Update comment.
9433 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
9435 (Um): New constraint.
9437 2009-05-15 Jan Hubicka <jh@suse.cz>
9439 Revert the following patch until testsuite fallout is fixed:
9440 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9441 * cgraph.h (struct inline_summary): New filed self_wize,
9442 size_inlining_benefit, self_time and time_inlining_benefit.
9443 (struct cgraph_global_info): Replace insns by time ans size fields.
9444 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9445 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9446 (ipcp_update_callgraph): Do not touch function bodies.
9447 * ipa-inline.c: Include except.h
9448 (MAX_TIME): New constant.
9449 (overall_insns): Remove
9450 (overall_size, max_benefit): New static variables.
9451 (cgraph_estimate_time_after_inlining): New function.
9452 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9453 (cgraph_clone_inlined_nodes): Update size.
9454 (cgraph_mark_inline_edge): Update size.
9455 (cgraph_estimate_growth): Use size info.
9456 (cgraph_check_inline_limits): Check size.
9457 (cgraph_default_inline_p): Likewise.
9458 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9459 (cgraph_decide_recursive_inlining): Check size.
9460 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9462 (cgraph_decide_inlining): Likewise.
9463 (cgraph_decide_inlining_incrementally): Likewise; honor
9464 PARAM_EARLY_INLINING_INSNS.
9465 (likely_eliminated_by_inlining_p): New predicate.
9466 (estimate_function_body_sizes): New function.
9467 (compute_inline_parameters): Use it.
9468 * except.c (must_not_throw_labels): New function.
9469 * except.h (must_not_throw_labels): Declare.
9470 * tree-inline.c (init_inline_once): Kill inlining_weigths
9471 * tree-ssa-structalias.c: Avoid uninitialized warning.
9472 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9473 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9474 (PARAM_INLINE_CALL_COST): Remove.
9475 (PARAM_EARLY_INLINING_INSNS): New.
9477 2009-05-15 Richard Guenther <rguenther@suse.de>
9479 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
9480 not TODO_update_ssa.
9482 2009-05-15 Richard Guenther <rguenther@suse.de>
9484 PR tree-optimization/39999
9485 * gimple.h (gimple_expr_type): Use the expression type looking
9486 through useless conversions.
9487 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
9488 (vn_nary_op_insert_stmt): Likewise.
9489 (simplify_binary_expression): Likewise.
9491 2009-05-15 Richard Guenther <rguenther@suse.de>
9493 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9494 New options, enabled by default.
9495 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9497 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
9498 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
9499 * tree-ssa-structalias.c (gate_tree_pta): New function.
9500 (pass_build_alias): Use it.
9502 2009-05-15 Joseph Myers <joseph@codesourcery.com>
9504 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
9505 recurse on an invariant address if a conversion from a pointer
9506 type to a wider integer type is involved.
9508 2009-05-15 Jan Hubicka <jh@suse.cz>
9510 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9511 * cgraph.h (struct inline_summary): New filed self_wize,
9512 size_inlining_benefit, self_time and time_inlining_benefit.
9513 (struct cgraph_global_info): Replace insns by time ans size fields.
9514 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9515 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9516 (ipcp_update_callgraph): Do not touch function bodies.
9517 * ipa-inline.c: Include except.h
9518 (MAX_TIME): New constant.
9519 (overall_insns): Remove
9520 (overall_size, max_benefit): New static variables.
9521 (cgraph_estimate_time_after_inlining): New function.
9522 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9523 (cgraph_clone_inlined_nodes): Update size.
9524 (cgraph_mark_inline_edge): Update size.
9525 (cgraph_estimate_growth): Use size info.
9526 (cgraph_check_inline_limits): Check size.
9527 (cgraph_default_inline_p): Likewise.
9528 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9529 (cgraph_decide_recursive_inlining): Check size.
9530 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9532 (cgraph_decide_inlining): Likewise.
9533 (cgraph_decide_inlining_incrementally): Likewise; honor
9534 PARAM_EARLY_INLINING_INSNS.
9535 (likely_eliminated_by_inlining_p): New predicate.
9536 (estimate_function_body_sizes): New function.
9537 (compute_inline_parameters): Use it.
9538 * except.c (must_not_throw_labels): New function.
9539 * except.h (must_not_throw_labels): Declare.
9540 * tree-inline.c (init_inline_once): Kill inlining_weigths
9541 * tree-ssa-structalias.c: Avoid uninitialized warning.
9542 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9543 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9544 (PARAM_INLINE_CALL_COST): Remove.
9545 (PARAM_EARLY_INLINING_INSNS): New.
9546 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
9547 (inline-call-cost): Remove.
9548 (early-inlining-insns): New.
9550 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9552 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9554 (print_int_cst_bounds_in_octal_p): Likewise.
9555 (dbxout_type): Adjust calls to above functions. Be prepared to deal
9557 * dwarf2out.c (base_type_die): Likewise.
9558 (is_subrange_type): Delete.
9559 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
9560 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
9561 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
9562 if the destination type is boolean.
9563 (build_range_check): Do not special-case subtypes.
9564 (fold_sign_changed_comparison): Likewise.
9565 (fold_unary): Likewise.
9566 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
9567 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
9568 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
9569 * tree.c (subrange_type_for_debug_p): New predicate based on the
9570 former is_subrange_type.
9571 * tree.h (subrange_type_for_debug_p): Declare.
9572 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
9573 (convert_affine_scev): Remove call to above function.
9574 (chrec_convert_aggressive): Likewise.
9575 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
9576 false for conversions involving subtypes.
9577 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
9578 (vrp_val_min): Likewise.
9579 (needs_overflow_infinity): Likewise.
9580 (extract_range_from_unary_expr): Likewise.
9582 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
9584 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9585 * config/frv/frv.c: Likewise.
9586 * config/s390/s390.c: Likewise.
9587 * config/sparc/sparc.h: Likewise.
9588 * config/i386/i386.h: Likewise.
9589 * config/i386/i386.c: Likewise.
9590 * config/crx/crx.c: Likewise.
9591 * config/m68hc11/m68hc11.h: Likewise.
9592 * config/iq2000/iq2000.c: Likewise.
9593 * config/mn10300/mn10300.h: Likewise.
9594 * config/mn10300/mn10300.c: Likewise.
9595 * config/m68k/m68k.c: Likewise.
9596 * config/rs6000/rs6000.c: Likewise.
9597 * config/rs6000/xcoff.h: Likewise.
9598 * config/rs6000/linux64.h: Likewise.
9599 * config/rs6000/sysv4.h: Likewise.
9600 * config/score/score3.c: Likewise.
9601 * config/score/score7.c: Likewise.
9602 * config/score/score.c: Likewise.
9603 * config/arm/arm.md: Likewise.
9604 * config/mips/mips.c: Likewise.
9605 * config/mips/mips.md: Likewise.
9606 * config/bfin/bfin.h: Likewise.
9607 * config/pa/pa.c: Likewise.
9608 * config/pa/constraints.md: Likewise.
9610 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9611 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9612 * config/pdp11/pdp11.h: Use memory_address_p instead.
9614 2009-05-14 Ian Lance Taylor <iant@google.com>
9616 * passes.c (finish_optimization_passes): Change i to int.
9617 * plugin.c (plugins_active_p): Change event to int.
9618 (dump_active_plugins): Likewise.
9619 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9621 * tree.c (tree_range_check_failed): Change c to unsigned int.
9622 (omp_clause_range_check_failed): Likewise.
9623 (build_common_builtin_nodes): Change mode to int. Add cast.
9624 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9625 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9627 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9628 ++ or -- with a variable of enum type.
9630 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9633 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9635 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9637 * store-motion.c: Do not include params.h
9638 * Makefile.in: Fix dependencies for various files.
9640 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9642 * auto-inc-dec.c: Fix pass description, remove apparent
9643 accidental duplication.
9645 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9648 * ipa-utils.h (memory_identifier_string): Moved to ...
9649 * tree.h (memory_identifier_string): Here. Add GTY(()).
9651 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9653 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9654 in the former documentation of...
9655 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9656 * ira-conflicts.c (get_dup_num): Use address_operand.
9657 * targhooks.c (default_legitimate_address_p): New.
9658 * targhooks.h (default_legitimate_address_p): New.
9659 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9661 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9662 * target.h (struct target): Add legitimate_address_p.
9663 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9664 (TARGET_INITIALIZER): Include it.
9666 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9667 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9668 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9669 (TARGET_LEGITIMATE_ADDRESS_P): New.
9671 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9672 (REG_OK_STRICT_P): Delete.
9673 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9674 (frv_legitimate_address_p_1): ... this.
9675 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9676 (frv_legitimate_address_p_1): ... the renamed old
9677 frv_legitimate_address_p.
9678 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9679 (TARGET_LEGITIMATE_ADDRESS_P): New.
9681 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9682 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9683 * config/s390/s390.c (legitimate_address_p): Rename to...
9684 (s390_legitimate_address_p): ... this, make static.
9685 (legitimize_address): Adjust call.
9686 (TARGET_LEGITIMATE_ADDRESS_P): New.
9687 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9689 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9690 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9691 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9692 (TARGET_LEGITIMATE_ADDRESS_P): New.
9694 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9695 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9696 * config/spu/spu.c (spu_legitimate_address): Rename to...
9697 (spu_legitimate_address_p): ... this, make static.
9698 (TARGET_LEGITIMATE_ADDRESS_P): New.
9700 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9701 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9702 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9703 (sparc_legitimate_address_p): ... this, make static and return bool.
9704 (legitimize_address): Adjust call.
9705 (TARGET_LEGITIMATE_ADDRESS_P): New.
9707 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9708 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9709 * config/i386/i386.c (legitimate_address_p): Rename to...
9710 (ix86_legitimate_address_p): ... this, make static.
9711 (constant_address_p): Move after it, adjust call.
9712 (TARGET_LEGITIMATE_ADDRESS_P): New.
9714 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9715 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9716 * config/avr/avr.c (legitimate_address_p): Rename to...
9717 (avr_legitimate_address_p): ... this, make static.
9718 (legitimize_address): Adjust call.
9719 (TARGET_LEGITIMATE_ADDRESS_P): New.
9721 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9722 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9723 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9724 (TARGET_LEGITIMATE_ADDRESS_P): New.
9726 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9727 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9728 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9729 (TARGET_LEGITIMATE_ADDRESS_P): New.
9731 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9732 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9734 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9736 (TARGET_LEGITIMATE_ADDRESS_P): New.
9738 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9739 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9741 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9743 (m68hc11_legitimate_address_p): ... this, make static.
9744 (go_if_legitimate_address_internal): Rename to...
9745 (m68hc11_legitimate_address_p_1): ... this.
9746 (legitimize_address): Adjust call.
9747 (TARGET_LEGITIMATE_ADDRESS_P): New.
9749 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9750 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9751 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9752 (TARGET_LEGITIMATE_ADDRESS_P): New.
9754 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9755 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9756 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9757 (mn10300_legitimate_address_p): ... this, make static.
9758 (TARGET_LEGITIMATE_ADDRESS_P): New.
9760 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9761 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9762 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9763 (TARGET_LEGITIMATE_ADDRESS_P): New.
9765 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9766 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9767 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9768 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9769 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9770 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9771 (rs6000_legitimate_address_p): ... this, make static.
9772 (TARGET_LEGITIMATE_ADDRESS_P): New.
9773 (REG_MODE_OK_FOR_BASE_P): Delete.
9774 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9776 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9777 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9779 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9780 static, adjust types.
9781 (TARGET_LEGITIMATE_ADDRESS_P): New.
9783 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9784 * config/score/score.c (score_address_p): Rename to...
9785 (score_legitimate_address_p): ... this.
9786 (TARGET_LEGITIMATE_ADDRESS_P): New.
9787 * config/score/score3.c (score3_address_p): Rename to...
9788 (score3_legitimate_address_p): ... this.
9789 * config/score/score7.c (score7_address_p): Rename to...
9790 (score7_legitimate_address_p): ... this.
9792 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9793 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9794 GO_IF_LEGITIMATE_ADDRESS): Delete.
9795 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9796 thumb2_legitimate_address_p): Delete.
9797 (arm_legitimate_address_p): Rename to...
9798 (arm_legitimate_address_outer_p): ... this.
9799 * config/arm/constraints.md ("Uq"): Adjust call.
9800 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9801 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9803 (arm_legitimate_address_outer_p): ... this.
9804 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9806 (TARGET_LEGITIMATE_ADDRESS_P): New.
9808 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9809 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9810 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9811 (TARGET_LEGITIMATE_ADDRESS_P): New.
9813 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9814 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9815 * config/vax/vax.c (legitimate_address_p): Rename to...
9816 (vax_legitimate_address_p): ... this, make static.
9817 (TARGET_LEGITIMATE_ADDRESS_P): New.
9819 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9820 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9821 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9822 (TARGET_LEGITIMATE_ADDRESS_P): New.
9824 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9825 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
9826 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
9827 (mmix_legitimate_address_p): ... this, make static.
9828 (TARGET_LEGITIMATE_ADDRESS_P): New.
9830 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9831 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
9832 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
9833 (TARGET_LEGITIMATE_ADDRESS_P): New.
9835 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9837 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
9838 of MODE_COMPLEX_INT.
9840 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9842 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
9843 LCT_NORMAL in function call.
9844 * mips-tdump.c (print_file_desc): Add cast to enum type.
9845 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
9846 (mark_stabs): Add casts to enum types.
9847 (parse_stabs_common): Add casts to enum types.
9849 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9851 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
9852 Check for invalid values of LETTER.
9854 2009-05-13 Taras Glek <tglek@mozilla.com>
9856 * attribs.c (register_attribute): moved out attribute registration
9857 into register_attribute.
9858 * doc/plugins.texi: Documented register_attribute and
9860 * gcc-plugin.h: Added forward decl for register_attribute.
9861 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
9862 * plugin.c (register_callback, invoke_plugin_callbacks): Added
9863 PLUGIN_ATTRIBUTES boilerplate.
9865 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
9867 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
9868 values even in sentinel and empty entries.
9869 (ms_printf_flag_specs): Likewise.
9870 (ms_scanf_flag_specs): Likewise.
9871 (ms_strftime_flag_specs): Likewise.
9872 (ms_print_char_table): Likewise.
9873 (ms_scan_char_table): Likewise.
9874 (ms_time_char_table): Likewise.
9876 2009-05-13 Doug Kwan <dougkwan@google.com>
9878 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
9880 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9882 * config/mips/mips.md (store): Add attributes for QI and HI.
9884 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
9885 (truncdi<mode>2): ... this new pattern.
9887 2009-05-13 Brad Hards <bradh@kde.org>
9889 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
9891 2009-05-14 Jakub Jelinek <jakub@redhat.com>
9892 Ben Elliston <bje@au.ibm.com>
9895 * dse.c (check_mem_read_rtx): Guard against width == -1.
9897 2009-05-13 Michael Matz <matz@suse.de>
9900 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
9901 (trivially_conflicts_p): New function.
9902 (insert_backedge_copies): Use it.
9904 2009-05-13 Janis Johnson <janis187@us.ibm.com>
9906 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
9907 (handle_stdc_pragma): Use new enum constant names.
9908 (handle_pragma_float_const_decimal64): Ditto.
9910 2009-05-13 Ian Lance Taylor <iant@google.com>
9912 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
9915 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
9917 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
9918 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
9920 * config/m68k/m68k.h (FL_UCLINUX): Define.
9922 2009-05-13 Jan Hubicka <jh@suse.cz>
9924 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
9926 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9928 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
9929 unless -fschedule-insns is specified.
9931 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9934 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
9935 TARGET_EXPAND_CBRANCHDI4.
9936 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
9937 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
9938 (cmpeqdi): Fix comment.
9940 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9942 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
9943 (sh_legitimate_address_p): Likewise.
9944 * config/sh/sh.c (sh_legitimate_index_p): New.
9945 (sh_legitimate_address_p): Likewise.
9946 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
9947 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
9948 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
9949 (MAYBE_BASE_REGISTER_RTX_P): New macro.
9950 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
9951 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
9952 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
9953 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
9954 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
9956 2009-05-12 Jan Hubicka <jh@suse.cz>
9958 * tree-inline.c (estimate_operator_cost): Add operands;
9959 when division happens by constant, it is cheap.
9960 (estimate_num_insns): Loads and stores are not having cost of 0;
9961 EH magic stuff is cheap; when computing runtime cost of switch,
9962 use log2 base of amount of its cases; builtin_expect has cost of 0;
9963 compute cost for moving return value of call.
9964 (init_inline_once): Initialize time_based flags.
9965 * tree-inline.h (eni_weights_d): Add time_based flag.
9967 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9969 * df-core.c: Update head documentation.
9971 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9974 * rs6000.c (rs6000_generate_compare): Use op1b instead of
9975 shadowing exisiting variable op1.
9977 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
9980 * config/i386/driver-i386.c (processor_signatures): New enum.
9981 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
9982 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
9983 processor signature to detect geode processor.
9985 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9989 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9991 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9992 causes spurious differences between trunk and cond-optab branch.
9994 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9996 * dojump.c (compare_from_rtx): Delete.
9997 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
9998 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
9999 if the comparison does not satisfy the predicate; test predicates for
10000 operands 2 and 3 of a cstore pattern. Don't try cstore optab
10001 further if one existing pattern fails.
10002 * expr.h (compare_from_rtx): Delete.
10003 (prepare_operand): Declare it.
10004 * optabs.c: Change "lib call" to "libcall" throughout.
10005 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
10006 HAVE_conditional_trap, emit_cmp_insn): Delete.
10007 (can_compare_p): Delete cmp_optab case.
10008 (prepare_float_lib_cmp): Return an rtx and a machine mode.
10009 Accept other parameters by value.
10010 (prepare_operand): Make non-static.
10011 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
10012 other parameters by value. Try to widen operands here based on
10013 an optab_methods argument and looking at cbranch_optab.
10014 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
10015 loop. Use cbranch_optab directly.
10016 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
10017 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
10019 (emit_conditional_move, emit_conditional_add): Inline what's needed
10020 of compare_from_rtx, using new prepare_cmp_insn for the rest.
10021 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
10022 with COMPARE. Move cmov_optab and cstore_optab above
10023 with cbranch_optab, move cmp_optab down with ucmp_optab,
10024 remove tst_otpab. Do not initialize trap_rtx.
10025 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
10026 for trap code. Do not check HAVE_conditional_trap. Use
10027 prepare_cmp_insn. Accept no predicate for operand 3.
10028 * optabs.h (OTI_cmp): Mark as used only for libcalls.
10029 (OTI_ctrap, ctrap_optab): New.
10030 (tst_optab): Delete.
10031 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
10032 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
10033 with lookup of ctrap_optab.
10034 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
10036 (ctrap_optab): New.
10038 * combine.c (combine_simplify_rtx, simplify_set): Do not
10039 special case comparing against zero for cc0 machines.
10040 * simplify-rtx.c (simplify_binary_operation_1): Never remove
10041 COMPARE on cc0 machines.
10042 (simplify_relational_operation): Return a new expression when
10043 a COMPARE could be removed.
10044 * final.c (final_scan_insn): Compare cc_status values
10045 against LHS of a (compare FOO (const_int 0)) cc0 source.
10046 Also check if cc_status.value is the full compare.
10048 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
10049 (cstoreMM4): Document.
10050 (conditional_trap): Document ctrapMM4 instead.
10051 (sync_compare_and_swapMM): Refer to cbranchcc4.
10052 (Dependent Patterns): Eliminate obsolete information referring to
10053 the old jump optimization phase.
10054 (Canonicalization): Include cbranchcc4 case, omit canonicalization
10055 of compares with 0 on cc0 machines.
10056 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
10057 avoiding references to cc0. Remove text about storing operands
10059 * doc/tm.texi (Condition Codes): Include blurb on different
10060 condition code representations, separate into subsections for
10061 CC0, MODE_CC and conditional execution.
10063 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
10064 alpha_emit_setcc): Accept operands and a machine mode.
10065 * config/alpha/alpha.c (alpha_emit_conditional_branch):
10066 Get code/op0/op1 from operands, use machine mode argument
10067 instead of alpha_compare.fp_p. Emit the branch here.
10068 (alpha_emit_setcc): Likewise, and return boolean.
10069 (alpha_emit_conditional_move): Likewise. Assert that
10070 cmp_op_mode == cmp_mode, and simplify accordingly.
10071 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
10072 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
10073 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
10075 (stack probe test): Use cbranchdi4.
10076 * config/alpha/predicates.md (alpha_cbranch_operator): New.
10078 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
10079 * config/arc/arc.h (movsicc, movsfcc): Use it.
10080 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
10081 (cbranchsi4, cstoresi4): New.
10082 (cmpsi, bCC and sCC expanders): Remove.
10084 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
10085 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
10086 * config/arm/predicates.md (arm_comparison_operator): Only include
10087 floating-point operators if there is a hardware floating-point unit.
10088 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
10089 deferring to cbranch_cc and cstore_cc respectively.
10090 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
10091 cbranch_cc, cstore_cc): New.
10092 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
10094 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
10096 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
10097 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
10099 (adjust_insn_length): Adjust calls.
10100 (avr_reorg): Handle (compare (foo) (const_int 0)).
10101 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
10102 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
10103 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
10104 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
10106 (cbranchqi4, cbranchhi4, cbranchsi4): New.
10107 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
10109 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
10110 (cbranchsi4, cstorebi4, cstoresi4): New.
10111 (movbisi): This insn is duplicate, split it to zero_extend.
10112 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
10113 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
10114 (bfin_optimize_loop): Use cbranch expander.
10115 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
10116 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
10117 (bfin_bimode_comparison_operator): ... this.
10118 (bfin_direct_comparison_operator): New.
10120 * config/cris/cris.c (cris_normal_notice_update_cc): Look
10121 inside (compare FOO (const_int 0)).
10122 (cris_rtx_costs): Handle ZERO_EXTRACT.
10123 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
10124 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
10125 (*tstdi_v32): Delete.
10126 (*cmpdi_non_v32): Add M alternative for operand 1.
10127 (cmpsi, cmp<mode>): Make private.
10128 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
10130 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
10132 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
10133 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
10134 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
10135 (cc_reg_operand): New.
10136 (any_cond): Delete.
10137 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
10138 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
10139 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
10140 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
10141 crx_expand_scond): Delete.
10143 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
10145 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
10146 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
10148 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
10149 cstoresi4, cstoresf4, cstoredf4): New.
10150 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
10151 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10152 Receive the entire operands array.
10153 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
10154 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
10155 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10156 Get test/op0/op1 from the operands array.
10157 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
10159 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
10160 (h8300_expand_store): New.
10161 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
10163 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
10164 (h8300_expand_store): New.
10165 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
10166 or do not try to produce (set (cc0) REG).
10167 (peepholes): Wrap arguments with COMPARE. Add a peephole to
10168 change a compare into a move to a scratch register. Disable some
10169 peepholes when comparing with zero.
10170 (tstsi, tsthi, tstsi, cmpqi): Make private.
10172 (bCC, sCC): Delete.
10173 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
10176 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
10177 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
10178 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
10179 (ix86_emit_i387_log1p): Use cbranchxf2.
10180 (ix86_expand_setcc): Return void.
10181 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
10182 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
10183 cmp<MODEF>, cmpcc): Remove.
10184 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
10185 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
10186 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
10187 (sCC and bCC expanders): Remove.
10188 (stack_protect_test): Use cbranchcc4.
10190 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
10192 (ia64_expand_compare): Accept three rtx by reference and return void.
10193 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
10194 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
10195 from *expr. Update *expr with the BImode comparison to do.
10196 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
10197 cmptf, bCC, sCC, conditional_trap): Delete.
10198 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
10199 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
10200 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
10201 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
10202 * config/ia64/predicates.md (ia64_cbranch_operator): New.
10204 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
10205 type of last argument.
10206 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
10207 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
10208 use machine mode argument instead of branch_type. Remove dead
10209 code for floating-point comparisons.
10210 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
10211 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
10213 (cbranchsi4, cstoresi4): New.
10214 * config/iq2000/predicates.md (reg_or_const_operand): New.
10216 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
10217 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
10218 (b<code>_op): Rewrite to...
10219 (bcc_op): ... this, using match_operator.
10220 (s<code>_op): Rewrite to...
10221 (scc_op): ... this, using match_operator.
10222 (s<code>_24_op): Rewrite to...
10223 (scc_op_24): ... this, using match_operator.
10224 (s<code>_<mode>): Rewrite to...
10225 (cstore<mode>4): ... this, using match_operator.
10226 (s<code>_<mode>_24): Rewrite to...
10227 (cstore<mode>4_24): ... this, using match_operator.
10228 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
10229 m32c_unpend_compare, m32c_expand_scc): Delete.
10230 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
10231 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
10232 (m32c_expand_movcc): Change NE to EQ if necessary.
10233 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
10235 * config/m32r/m32r-protos.h (gen_cond_store): New.
10236 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
10237 (gen_cond_store): New, from sCC patterns.
10238 (m32r_expand_block_move): Use cbranchsi4.
10239 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
10240 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
10241 (cbranchsi4, cstoresi4): New.
10243 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
10245 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
10246 (m68hc11_notice_update_cc): Look into a compare with 0.
10247 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
10249 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
10250 cmphi, cmpqi, bCC): Delete.
10251 (cbranchsi4, cbranchhi4, cbranchqi4): New.
10252 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
10253 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
10256 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
10257 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
10258 * config/m68k/constraints.md (H): New.
10259 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
10260 the define_insn below.
10261 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
10262 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
10263 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
10264 patterns): Wrap RHS with COMPARE.
10265 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
10266 (*cmpdi_internal): Name this pattern.
10267 (cmpdi): Change to define_insn.
10268 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
10269 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
10270 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
10272 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
10273 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
10274 (conditional_trap): Change to...
10275 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
10276 (*conditional_trap): Use the ordered_comparison_operator and
10277 const1_operand predicates.
10278 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
10279 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
10280 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
10281 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
10283 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
10284 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
10285 (mcore_gen_compare): New.
10286 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
10287 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
10288 (mcore_gen_compare): ... this.
10289 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
10290 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
10291 (stack probe pattern): Use cbranchsi4.
10293 * config/mips/predicates.md (mips_cstore_operator): New.
10294 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
10295 * config/mips/mips.md (any_cond): Delete.
10296 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
10298 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
10299 fixuns_truncsfdi2): Use cbranch patterns.
10300 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
10301 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
10302 Adjust call to mips_expand_conditional_branch.
10303 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
10305 * config/mips/mips-protos.h (mips_expand_conditional_branch,
10306 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
10307 * config/mips/mips.c (cmp_operands): Delete.
10308 (mips_emit_compare): Get comparison operands from *op0/*op1.
10309 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
10310 that it succeeds. Use op0/op1 instead of cmp_operands.
10311 (mips_expand_conditional_branch, mips_expand_conditional_move,
10312 mips_expand_conditional_trap): Likewise.
10313 (mips_block_move_loop): Use cbranch patterns.
10314 * config/mips/mips.h (cmp_operands): Delete.
10316 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
10317 (mmix_gen_compare_reg): Just return a register in the right CC mode.
10318 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
10319 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
10320 (*cmpcc_folded): Rename to...
10321 (*cmpdi_folded): this.
10322 (*cmpcc): Rename to...
10324 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
10327 (cbranchdf4): New. Handle invalid comparisons here.
10328 * config/mmix/predicates.md (float_comparison_operator): New.
10330 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
10331 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
10332 * config/mn10300/mn10300.md (tst): Delete.
10333 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
10334 Name these patterns and wrap RHS in a compare.
10335 (*cmpsi): Make this pattern private. Include tst.
10336 (*cmpsf): Make this pattern private.
10337 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
10338 (compare with zero peepholes): Likewise.
10340 (cbranchsi4, cbranchsf4): New.
10341 (casesi): Use cbranchsi4.
10343 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
10344 hppa_branch_type): Delete.
10345 (return_addr_rtx): Use cbranchsi4.
10346 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
10347 Emit CCFPmode comparison here.
10348 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
10349 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
10350 hppa_branch_type): Delete.
10351 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
10352 (movsicc, movdicc): Remove references to hppa_compare_op0,
10353 hppa_compare_op1 and compare_from_rtx.
10354 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
10355 (casesi): Use cbranchsi4.
10357 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
10358 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
10359 * config/pdp11/pdp11.md (register_or_const0_operand): New.
10360 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
10361 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
10363 (cbranchdf4, cbranchhi4, cbranchqi4): New.
10364 (*branch, *branch_inverted): New.
10366 * config/picochip/picochip.md (cbranchhi4): Use
10367 ordered_comparison_operator.
10368 (cmphi, bCC): Remove.
10370 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
10371 (trap_comparison_operator): Delete.
10372 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
10373 rs6000_emit_cbranch): Accept mode and operands.
10374 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
10375 rs6000_compare_fp_p): Delete.
10376 (rs6000_generate_compare): Accept mode and comparison. Extract code
10377 and op0/op1 from there. Replace references to rs6000_compare_op0
10378 and rs6000_compare_op1.
10379 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
10380 extract result from passed operands.
10381 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
10382 extract loc from passed operands.
10383 (rs6000_emit_cmove): Likewise.
10384 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
10385 rs6000_compare_fp_p): Delete.
10386 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
10387 (cbranch<GPR>4, cbranch<FP>4): New.
10388 (cstore<mode>4): New. Consolidate here all choices about when to use
10389 portable or specialized sCC sequences.
10390 (stack_protect_test): Use cbranchsi4.
10391 (conditional_trap): Replace with ctrap<GPR>4.
10392 (conditional trap insn): Replace trap_comparison_operator with
10393 ordered_comparison_operator.
10395 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
10396 (s390_emit_prologue): Use ctrap.
10397 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
10398 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
10399 New predicates replacing...
10400 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
10401 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
10402 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
10403 (add<mode>cc): Do not use s390_compare_op0/op1.
10404 (s<code>): Change to...
10405 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
10406 (seq): Change to...
10407 (cstorecc4): ... this. Handle EQ or NE equally.
10408 (*sne): Un-privatize for use in cstorecc4.
10409 (b<code>): Change to...
10410 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
10411 (conditional_trap): Replace with...
10412 (ctrap<GPR>4, ctrap<FP>4): ... these.
10413 (stack_protect): Use cbranchcc4.
10415 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
10416 * config/score/score-protos.h (score_gen_cmp): Delete.
10417 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
10418 (score_block_move-loop): Use cbranchsi4.
10419 * config/score/score.md (cbranchsi4): New.
10420 (cmpsi, bCC): Delete.
10421 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
10422 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10423 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
10424 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10425 * config/score/score3.h (score3_gen_cmp): Delete.
10426 * config/score/score7.h (score7_gen_cmp): Delete.
10428 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
10429 (sh_emit_scc_to_t): ... this. Return void.
10430 (from_compare): Rename to...
10431 (sh_emit_compare_and_branch): ... this.
10432 (sh_emit_compare_and_set): New.
10433 (sh_expand_t_scc): Accept operands.
10434 * config/sh/predicates.md (sh_float_comparison_operator): New.
10435 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
10436 (prepare_scc_operands): Rename to...
10437 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
10439 (sh_emit_cheap_store_flag): New.
10440 (sh_emit_set_t_insn): New.
10441 (from_compare): Rename to...
10442 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
10443 handling of TARGET_SH2E floating point to avoid recursive call.
10444 Generate branch here.
10445 (sh_emit_compare_and_set): New.
10446 (sh_expand_t_scc): Get op0/op1 from arguments.
10447 (sh_emit_cheap_store_flag): New.
10448 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
10450 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
10451 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
10452 (movsicc, movdicc): Do nothing when it recreated operands from
10453 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
10454 prepare_scc_operands (now sh_emit_scc_to_t).
10455 (udivdi3): Use cstoresi4.
10456 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
10457 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
10458 (cbranchint4_media, cbranchfp4_media): New.
10459 (casesi): Use cbranchdi4.
10460 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
10462 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
10463 (movnegt): Remove second operand.
10464 (cbranchsf4, cbranchdf4): New.
10465 (stack_protect): Use cbranchdi4/cbranchsi4.
10467 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
10468 (gen_compare_reg): Accept comparison, extract part of it to...
10469 (gen_compare_reg_1): ... this.
10470 (gen_compare_operator): Delete.
10471 (gen_v9_scc): Accept separate destination, comparison code and arms.
10472 Do not use sparc_compare_op0/sparc_compare_op1.
10473 (emit_scc_insn, emit_conditional_branch_insn): New.
10474 (emit_v9_brxx): Make static. Remove useless assertion.
10475 (sparc_emit_float_lib_cmp): Return RTL instead of calling
10477 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
10478 * config/sparc/sparc-protos.h (gen_compare_reg,
10479 sparc_emit_float_lib_cmp): Adjust prototype.
10480 (emit_scc_insn, emit_conditional_branch_insn): New.
10481 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
10482 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
10483 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
10484 iterators to the top.
10485 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
10486 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
10487 snedi_special_trunc): Delete.
10488 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
10489 and snedi_special_trunc.
10490 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
10491 cbranchdi4, cbranch<F:mode>4): New.
10492 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
10493 here. Use gen_compare_reg instead of gen_compare_operator.
10494 (conditional_trap): Replace with...
10495 (ctrapsi4, ctrapdi4): ... this.
10496 (stack_protect_test): Use cbranchcc4.
10498 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
10500 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
10501 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
10502 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
10503 from operands[0] or operands[3] depending on is_set.
10504 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
10505 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
10506 cmpdf, bCC), sCC: Remove.
10507 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
10508 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
10510 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10511 spu_emit_branch_or_set.
10513 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
10515 * config/stormy16/stormy16.h (xstormy16_compare_op0,
10516 xstormy16_compare_op1): Delete.
10517 * config/stormy16/stormy16.c (xstormy16_compare_op0,
10518 xstormy16_compare_op1): Delete.
10519 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
10521 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10522 (cmphi, cmpsi, bCC): Remove.
10524 * config/v850/v850.md (tstsi, cmpsi): Fold into...
10525 (*cmpsi): ... this one.
10526 (cbranchsi4, cstoresi4): New.
10527 (bCC expanders): Delete.
10528 (sCC insns): Fold into...
10529 (*setcc): ... this one.
10530 (casesi): Do not use gen_cmpsi and gen_bgtu.
10531 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
10532 (movsicc): Simplify.
10533 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
10535 * config/vax/vax-protos.h (cond_name): New.
10536 (vax_output_conditional_branch): Remove.
10537 * config/vax/vax.c (cond_name): New.
10538 (vax_output_conditional_branch): Remove.
10539 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
10540 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
10541 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
10542 (bit<VAXint>): Wrap source with (compare).
10543 (b<code> and following unnamed pattern): Rename to *branch and
10544 *branch_reversed. Change macroization to match_operator.
10545 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
10547 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
10548 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
10549 Change last argument to machine_mode.
10550 (xtensa_expand_scc): Add machine_mode argument.
10551 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
10552 (gen_conditional_move, xtensa_expand_conditional_branch,
10553 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
10554 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
10555 Adjust operand numbers.
10556 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
10558 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10559 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10560 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10562 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10564 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10565 causes spurious differences between trunk and cond-optab branch.
10567 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10570 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10572 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10574 * tree.c (iterative_hash_pointer): Delete.
10575 (iterative_hash_expr): Short-circuit handling of NULL pointer.
10576 Hash UIDs and versions of SSA names. Don't special-case built-in
10577 function declarations.
10579 2009-05-11 Ian Lance Taylor <iant@google.com>
10582 * graphite.c: Force -Wc++-compat to only be a warning before
10583 #including "cloog/cloog.h".
10585 2009-05-11 Martin Jambor <mjambor@suse.cz>
10587 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10589 2009-05-11 Jan Hubicka <jh@suse.cz>
10591 * tree-ssa-loop-ivcanon.c: Include target.h
10592 (struct loop_size): new structure.
10593 (constant_after_peeling): New predicate.
10594 (tree_estimate_loop_size): New function.
10595 (estimated_unrolled_size): Rewrite for new estimates.
10596 (try_unroll_loop_completely): Use new estimates.
10597 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10599 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10601 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10602 libcpp interface change.
10603 (spu_macro_to_expand): Likewise.
10605 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10607 PR tree-optimization/40026
10608 * gimplify.c (gimplify_init_constructor): Change initial conditional
10609 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10610 optimize_compound_literals_in_ctor.
10612 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10614 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10616 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10618 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10620 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10621 HOST_WIDE_INT for gap.
10623 2009-05-11 Ira Rosen <irar@il.ibm.com>
10625 PR tree-optimization/40074
10626 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10627 account in group size and step comparison.
10629 2009-05-11 Richard Guenther <rguenther@suse.de>
10631 * passes.c (init_optimization_passes): Strip now incorrect comment.
10632 (execute_function_todo): Do not set PROP_alias.
10633 * tree-pass.h (PROP_alias): Remove.
10634 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10635 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10636 * tree-nrv.c (pass_return_slot): Likewise.
10637 * tree-object-size.c (pass_object_sizes): Likewise.
10638 * tree-ssa-dom.c (pass_dominator): Likewise.
10639 (pass_phi_only_cprop): Likewise.
10640 * tree-ssa-dse.c (pass_dse): Likewise.
10641 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10642 (pass_cselim): Likewise.
10643 * tree-ssa-pre.c (pass_pre): Likewise.
10644 (pass_fre): Likewise.
10645 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10646 * tree-ssa-sink.c (pass_sink_code): Likewise.
10647 * tree-stdarg.c (pass_stdarg): Likewise.
10648 * tree-tailcall.c (pass_tail_calls): Likewise.
10649 * tree-vrp.c (pass_vrp): Likewise.
10651 2009-05-10 Ian Lance Taylor <iant@google.com>
10653 * basic-block.h (enum profile_status): Break out of struct
10654 control_flow_graph.
10655 * cgraph.h (struct inline_summary): Break out of struct
10657 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10658 of struct cgraph_order_sort.
10659 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10660 * cse.c (struct branch_path): Break out of struct
10661 cse_basic_block_data.
10662 * except.h (enum eh_region_type): Break out of struct eh_region.
10663 * gcc.c (enum add_del): Break out of struct modify_target.
10664 * genrecog.c (enum decision_type): Break out of struct decision_test.
10665 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10667 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10668 * regmove.c (enum match_use): New enum, broken out of struct match.
10669 * sched-int.h (enum post_call_group): New enum, broken out of
10671 (struct deps_reg): Break out of struct deps.
10672 * target.h (struct asm_int_op): Break out of struct gcc_target.
10673 * tree-eh.c (struct goto_queue_node): Break out of struct
10675 * tree-inline.h (enum copy_body_cge_which): Break out of
10677 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10679 * c-decl.c (in_struct, struct_types): New static variables.
10680 (pushtag): Add loc parameter. Change all callers.
10681 (lookup_tag): Add ploc parameter. Change all callers.
10682 (check_compound_literal_type): New function.
10683 (parser_xref_tag): Add loc parameter. Change all callers. If
10684 -Wc++-compat, warn about struct/union/enum types defined within a
10686 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10687 and loc parameters. Change all callers. Change error calls to
10688 error_at, using loc. For a redefinition, if the location of the
10689 original definition is known, report it. Set in_struct and
10690 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10691 (finish_struct): Add new parameters enclosing_in_struct and
10692 enclosing_struct_types. Change all callers. Set
10693 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10694 in the struct. If in a struct, add this struct to struct_types.
10695 (start_enum): Add loc parameter. Change all callers. Use
10696 error_at for errors, using loc. For a redefinition, if the
10697 location of the original definition is known, report it. If in a
10698 struct, add this enum type to struct_types. If -Wc++-compat warn
10699 if in sizeof, typeof, or alignof.
10700 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10701 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10702 (c_parser_enum_specifier): Get enum location for start_enum.
10703 (c_parser_struct_or_union_specifier): Get struct location for
10704 start_struct. Save in_struct and struct_types status between
10705 start_struct and finish_struct.
10706 (c_parser_cast_expression): Get location of cast.
10707 (c_parser_alignof_expression): Get location of type.
10708 (c_parser_postfix_expression): Likewise.
10709 (c_parser_postfix_expression_after_paren_type): Add type_loc
10710 parameter. Change all callers. Call check_compound_literal_type.
10711 Use type_loc for error about variable size type.
10712 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10713 of an enum constant from an enum type defined in a struct or union.
10714 (c_cast_expr): Add loc parameter. Change all callers. If
10715 -Wc++-compat, warn about defining a type in a cast.
10716 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10717 (start_enum, start_struct, finish_struct): Update declarations.
10718 (parser_xref_tag, c_cast_expr): Update declarations.
10719 (check_compound_literal_type): Declare.
10721 2009-05-11 Ben Elliston <bje@au.ibm.com>
10723 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10724 for recent libcpp interface change.
10725 (rs6000_macro_to_expand): Likewise.
10727 2009-05-10 Michael Matz <matz@suse.de>
10730 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10731 not at entry of function.
10733 2009-05-10 Richard Guenther <rguenther@suse.de>
10735 PR tree-optimization/40081
10737 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10738 using the main variant of the element type. Do not fiddle with
10739 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10741 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10742 structs with volatile fields.
10744 2009-05-10 Jan Hubicka <jh@suse.cz>
10746 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10747 (estimate_move_cost): Assert that it does not get called for
10749 (estimate_num_insns): Skip VOID types in argument handling.
10750 (optimize_inline_calls): Delete unreachable blocks and verify that
10751 callgraph is valid.
10753 2009-05-10 Jan Hubicka <jh@suse.cz>
10755 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10756 * cgraph.c (cgraph_mark_address_taken_node): New function.
10757 (dump_cgraph_node): Dump new flag.
10758 * cgraph.h (struct cgraph_node): Add address_taken.
10759 (cgraph_mark_address_taken_node): New function.
10760 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10761 since new direct calls can be born.
10763 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10765 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10766 tok->val.node.node.
10768 2009-05-10 Jan Hubicka <jh@suse.cz>
10770 PR middle-end/40084
10771 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10773 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10774 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10775 * tree-inline.c (copy_bb): Set frequency correctly.
10776 (fold_marked_statements): Update call to
10777 cgraph_update_edges_for_call_stmt.
10779 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10781 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10782 identifiers in diagnostics.
10783 * config/arm/arm.c (arm_handle_fndecl_attribute,
10784 arm_handle_isr_attribute): Likewise.
10785 * config/avr/avr.c (avr_handle_progmem_attribute,
10786 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10787 * config/bfin/bfin.c (handle_int_attribute,
10788 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10789 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10790 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10792 * config/darwin.c (darwin_handle_kext_attribute,
10793 darwin_handle_weak_import_attribute): Likewise.
10794 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10795 h8300_handle_eightbit_data_attribute,
10796 h8300_handle_tiny_data_attribute): Likewise.
10797 * config/i386/i386.c (ix86_handle_cconv_attribute,
10798 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10799 * config/i386/winnt.c (ix86_handle_shared_attribute,
10800 ix86_handle_selectany_attribute): Likewise.
10801 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10802 * config/m32c/m32c.c (function_vector_handler): Likewise.
10803 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10804 m68hc11_handle_fntype_attribute): Likewise.
10805 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10806 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10807 * config/mips/mips.c (mips_insert_attributes,
10808 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10809 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10810 rs6000_handle_struct_attribute): Likewise.
10811 * config/sh/sh.c (sh_insert_attributes,
10812 sh_handle_resbank_handler_attribute,
10813 sh_handle_interrupt_handler_attribute,
10814 sh2a_handle_function_vector_handler_attribute,
10815 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10817 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10818 * config/spu/spu.c (spu_handle_fndecl_attribute,
10819 spu_handle_vector_attribute): Likewise.
10820 * config/stormy16/stormy16.c
10821 (xstormy16_handle_interrupt_attribute): Likewise.
10822 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10823 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
10825 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10827 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
10828 (pp_translate_identifiers): New.
10829 (pp_identifier): Only conditionally translate identifier to locale
10831 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
10832 (pp_base_tree_identifier): Only conditionally translate identifier
10833 to locale character set.
10834 * c-pretty-print.c (M_): Define.
10835 (pp_c_type_specifier, pp_c_primary_expression): Mark English
10836 fragments for conditional translation with M_.
10837 * tree-pretty-print.c (maybe_init_pretty_print): Disable
10838 identifier translation.
10840 2009-05-10 Richard Guenther <rguenther@suse.de>
10842 PR tree-optimization/40081
10843 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10844 using the main variant of the element type. Do not fiddle with
10845 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10847 2009-05-09 Jan Hubicka <jh@suse.cz>
10849 PR middle-end/40080
10850 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
10851 indirect calls; verify cgraph afterwards.
10853 2009-05-09 Jan Hubicka <jh@suse.cz>
10856 * ipa.c (update_inlined_to_pointer): New function.
10857 (cgraph_remove_unreachable_nodes): Use it.
10859 2009-05-09 Jan Hubicka <jh@suse.cz>
10861 * tree-eh.c (struct leh_state): Remove prev_try.
10862 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
10863 not track prev_try.
10864 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
10865 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
10866 remove_eh_handler_and_replace, foreach_reachable_handler,
10867 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
10868 * except.h (struct eh_region): Remove eh_region_u_cleanup.
10869 (gen_eh_region_cleanup): Update prototype.
10871 2009-05-09 Jan Hubicka <jh@suse.cz>
10873 PR middle-end/40043
10874 * except.c (copy_eh_region): Always set prev_try.
10875 (redirect_eh_edge_to_label): Find outer try.
10876 (foreach_reachable_handler): When looking for prev try
10877 handle case where previous try is not going to be taken.
10879 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
10881 PR tree-optimization/40049
10882 * tree-vect-stmts.c (vectorizable_operation): If the machine has
10883 only vector/vector shifts, convert the type of the constant to the
10884 appropriate type to avoid building incorrect trees, which
10885 eventually have problems with garbage collection.
10887 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10889 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
10890 -1 for complex floating-point types if honoring signed zeros.
10892 2009-05-08 Jan Hubicka <jh@suse.cz>
10894 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
10895 argument; handle correctly when profile is absent.
10896 (build_cgraph_edges): Update.
10897 (rebuild_cgraph_edges): Update.
10898 * cgraph.c: Do not include varray.h.
10899 (cgraph_set_call_stmt_including_clones): New function.
10900 (cgraph_create_edge_including_clones): Likewise
10901 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
10902 (cgraph_update_edges_for_call_stmt): Handle clones.
10903 (cgraph_remove_node): Handle clone tree.
10904 (cgraph_remove_node_and_inline_clones): New function.
10905 (dump_cgraph_node): Dump clone tree.
10906 (cgraph_clone_node): Handle clone tree.
10907 (clone_function_name): Bring here from tree-inline.c.
10908 (cgraph_create_virtual_clone): New function.
10909 * cgraph.h (ipa_replace_map): Move here from ipa.h.
10910 (cgraph_clone_info): New function.
10911 (strut cgraph_node): Add clone_info and new clone tree pointers.
10912 (cgraph_remove_node_and_inline_clones,
10913 cgraph_set_call_stmt_including_clones,
10914 cgraph_create_edge_including_clones,
10915 cgraph_create_virtual_clone): Declare.
10916 (cgraph_function_versioning): Use VEC argument.
10917 (compute_call_stmt_bb_frequency): Update prototype.
10918 (cgraph_materialize_all_clones): New function.
10919 * ipa-cp.c (ipcp_update_cloned_node): Remove.
10920 (ipcp_create_replace_map): Update to VECtors.
10921 (ipcp_update_callgraph): Use virtual clones.
10922 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
10923 (ipcp_update_profiling): Do not update local profiling.
10924 (ipcp_insert_stage): Use VECtors and virtual clones.
10925 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
10926 (clone_of_p): New function.
10927 (cgraph_preserve_function_body_p): Use clone tree.
10928 (cgraph_optimize): Materialize clones.
10929 (cgraph_function_versioning): Update for VECtors.
10930 (save_inline_function_body): Use clone tree.
10931 (cgraph_materialize_clone): New function.
10932 (cgraph_materialize_all_clones): Likewise.
10933 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
10934 * ipa.c: Include gimple.h.
10935 (cgraph_remove_unreachable_nodes): Use clone tree.
10936 * ipa-prop.c (ipa_note_param_call): Update call to
10937 compute_call_stmt_bb_frequencycall.
10938 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
10939 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
10940 (copy_bb): Handle updating of clone tree; add new edge when new call
10942 (expand_call_inline): Be strict about every call having edge.
10943 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
10944 (delete_unreachable_blocks_update_callgraph): New function.
10945 (tree_function_versioning): Use VECtors; always remove unreachable
10946 blocks and fold conditionals.
10947 * tree-inline.h: Do not include varray.h.
10948 (tree_function_versioning): Remove.
10949 * Makefile.in (GTFILES): Remove tree-inline.c
10950 * passes.c (do_per_function): Do only functions having body.
10951 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
10954 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
10955 Andrew Morrow <acm@google.com>
10958 * c-common.c (c_common_attribute_table): Permit deprecated
10959 attribute to take an optional argument.
10960 (handle_deprecated_attribute): If the optional argument to
10961 __attribute__((deprecated)) is not a string ignore the attribute
10962 and emit a warning.
10964 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
10965 * c-typeck.c (build_component_ref): Likewise.
10966 (build_external_ref): Likewise.
10968 * toplev.c (warn_deprecated_use): Add an attribute argument.
10969 Emit the message associated with __attribute__((deprecated)).
10971 * toplev.h (warn_deprecated_use): Updated.
10973 * doc/extend.texi: Document new optional parameter to
10974 __attribute__((deprecated))
10976 2009-05-08 Michael Eager <eager@eagercon.com>
10978 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
10979 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
10981 2009-05-08 Richard Guenther <rguenther@suse.de>
10983 PR tree-optimization/40062
10984 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
10985 Avoid exponential behavior.
10987 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10989 PR rtl-optimization/33928
10991 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
10992 process_uses, build_single_def_use_links): New.
10993 (update_df): Update use_def_ref.
10994 (forward_propagate_into): Use get_def_for_use instead of use-def
10996 (fwprop_init): Call build_single_def_use_links and let it initialize
10998 (fwprop_done): Free use_def_ref.
10999 (fwprop_addr): Eliminate duplicate call to df_set_flags.
11000 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
11001 df_rd_simulate_one_insn): New.
11002 (df_rd_bb_local_compute_process_def): Update head comment.
11003 (df_chain_create_bb): Use the new RD simulation functions.
11004 * df.h (df_rd_simulate_artificial_defs_at_top,
11005 df_rd_simulate_one_insn): New.
11006 * opts.c (decode_options): Enable fwprop at -O1.
11007 * doc/invoke.texi (-fforward-propagate): Document this.
11009 2009-05-08 Joseph Myers <joseph@codesourcery.com>
11012 * c-typeck.c (build_binary_op): Handle arithmetic between one real
11013 and one complex operand specially.
11014 * tree-complex.c (some_nonzerop): Do not identify a real value as
11015 zero if flag_signed_zeros.
11017 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11019 PR rtl-optimization/33928
11020 * loop-invariant.c (record_use): Fix && vs. || mishap.
11022 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11024 PR rtl-optimization/33928
11025 * loop-invariant.c (struct use): Add addr_use_p.
11026 (struct def): Add n_addr_uses.
11027 (struct invariant): Add cheap_address.
11028 (create_new_invariant): Set cheap_address.
11029 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
11030 (record_uses): Pass df_ref to record_use.
11031 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
11034 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11036 * config/sh/sh.c: Do not include c-pragma.h.
11038 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
11040 * config/spu/spu.c: Remove include of c-common.h.
11042 2009-05-07 Janis Johnson <janis187@us.ibm.com>
11045 * c-common.h (mark_valid_location_for_stdc_pragma,
11046 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
11047 clear_float_const_decimal64, float_const_decimal64_p): New.
11048 * c.opt (Wunsuffixed-float-constants): New.
11049 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
11050 unsuffixed float constant, handle new warning.
11051 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
11052 * c-decl.c (c_scope): New flag float_const_decimal64.
11053 (set_float_const_decimal64, clear_float_const_decimal64,
11054 float_const_decimal64_p): New.
11055 (push_scope): Set new flag.
11056 * c-parser.c (c_parser_translation_unit): Mark when it's valid
11057 to use STDC pragmas.
11058 (c_parser_external_declaration): Ditto.
11059 (c_parser_compound_statement_nostart): Ditto.
11060 * c-pragma.c (valid_location_for_stdc_pragma,
11061 mark_valid_location_for_stdc_pragma,
11062 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
11063 handle_pragma_float_const_decimal64): New.
11064 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
11065 * cp/semantics.c (valid_location_for_stdc_pragma_p,
11066 set_float_const_decimal64, clear_float_const_decimal64,
11067 float_const_decimal64_p): New dummy functions.
11068 * doc/extend.texi (Decimal Float): Remove statement that the
11069 pragma, and suffix for double constants, are not supported.
11070 * doc/invoke.texi (Warning Options): List new option.
11071 (-Wunsuffixed-float-constants): New.
11073 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
11075 * config/i386/i386.c: Do not include c-common.h.
11077 2009-05-07 Mark Heffernan <meheff@google.com>
11079 * doc/invoke.texi (Debugging Options): Document change of debugging
11081 * opts.c (decode_options): Make dump_base_name relative to
11082 aux_base_name directory.
11084 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
11086 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
11087 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
11089 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
11091 * Makefile.in (install-plugin): Simplify a bit.
11093 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
11095 * Makefile.in (OBJS-common): Add regcprop.o.
11097 * timevar.def (TV_CPROP_REGISTERS): New.
11098 * regrename.c (regrename_optimize): Return 0.
11099 (rest_of_handle_regrename): Delete.
11100 (pass_rename_registers): Point to regrename_optimize.
11101 (struct value_data_entry, struct value_data,
11102 kill_value_one_regno, kill_value_regno, kill_value,
11103 set_value_regno, init_value_data, kill_clobbered_value,
11104 kill_set_value, kill_autoinc_value, copy_value,
11105 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
11106 replace_oldest_value_reg, replace_oldest_value_addr,
11107 replace_oldest_value_mem, copyprop_hardreg_forward_1,
11108 debug_value_data, validate_value_data): Move...
11109 * regcprop.c: ... here.
11110 (rest_of_handle_cprop): Delete.
11111 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
11113 2009-05-07 Jakub Jelinek <jakub@redhat.com>
11115 PR middle-end/40057
11116 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
11117 GEN_INT for 1 << bitnum.
11118 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
11119 build_int_cst_type.
11121 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
11123 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
11124 Remove wrong description of "nand" operation.
11126 2009-05-06 Richard Guenther <rguenther@suse.de>
11127 Adam Nemet <anemet@caviumnetworks.com>
11129 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
11130 comment. Add that if LHS is not a gimple register, then RHS1 has
11131 to be a single object (GIMPLE_SINGLE_RHS).
11133 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
11135 * expr.c (get_def_for_expr): Move it up in the file.
11136 (store_field): When expanding a bit-field store, look at the
11137 defining gimple stmt for the masking conversion.
11139 2009-05-06 Janis Johnson <janis187@us.ibm.com>
11141 PR middle-end/39986
11142 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
11143 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
11144 32-bit memcpy into long.
11146 2009-05-06 Jakub Jelinek <jakub@redhat.com>
11148 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
11149 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
11151 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
11152 instead of appending DW_OP_deref*.
11154 2009-05-06 Michael Matz <matz@suse.de>
11156 PR middle-end/40021
11157 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
11158 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
11160 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
11162 * Makefile.in (install-plugin): Fix srcdir handling.
11164 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
11166 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
11167 when processing for not_regs_needed bitmap.
11168 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
11169 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
11170 handling it for rhs.
11172 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11174 * config/i386/i386.md (unnamed inc/dec peephole): Use
11175 optimize_insn_for_size_p instead of optimize_size.
11176 * config/i386/predicates.md (incdec_operand): Likewise.
11177 (aligned_operand): Likewise.
11178 * config/i386/sse.md (divv8sf3): Likewise.
11179 (sqrtv8sf2): Likewise.
11181 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11183 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
11185 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
11187 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11189 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
11190 ssemodesuffixf2c with avxmodesuffixf2c.
11192 2009-05-06 Joseph Myers <joseph@codesourcery.com>
11195 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
11197 2009-05-05 Jakub Jelinek <jakub@redhat.com>
11199 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
11200 (struct tree_base): Adjust spacing for 8 bit boundaries.
11201 (struct tree_decl_common): Add decl_by_reference_flag bit.
11202 (DECL_BY_REFERENCE): Adjust.
11203 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
11204 print DECL_BY_REFERENCE bit.
11205 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
11206 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
11207 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
11208 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
11211 PR middle-end/39666
11212 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
11213 range of the type, but default label is missing, add it with one
11214 of the existing labels instead of adding a new label for it.
11216 2009-05-05 Joseph Myers <joseph@codesourcery.com>
11220 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
11222 * Makefile.in (enable_plugin, plugin_includedir): New.
11223 (install): Depend on install-plugin.
11224 (PLUGIN_HEADERS): New.
11225 (install-plugin): New.
11226 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
11228 2009-05-05 Richard Guenther <rguenther@suse.de>
11230 PR tree-optimization/40022
11231 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
11233 (phivn_valid_p): Fix tuplification error, simplify.
11234 (phiprop_insert_phi): Add dumps.
11235 (propagate_with_phi): Simplify.
11237 2009-05-05 Richard Guenther <rguenther@suse.de>
11239 PR middle-end/40023
11240 * builtins.c (gimplify_va_arg_expr): Properly build the address.
11242 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
11244 * tree.h (strip_float_extensions): Remove duplicate declaration.
11245 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
11246 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
11247 block_ultimate_origin): Rearrange the declarations line to match the
11248 comment that indicates the .c file which the functions are defined.
11249 (dwarf2out_*, set_decl_rtl): Add comment.
11250 (get_base_address): Adjust comment.
11251 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
11252 declarations line and add comment.
11253 (is_builtin_name): Add blank after function name, for clarity.
11255 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11257 * attribs.c (decl_attributes): Use %qE for identifiers in
11259 * cgraphunit.c (verify_cgraph_node): Translate function names to
11260 locale character set in diagnostics.
11261 * coverage.c (get_coverage_counts): Use %qE for identifiers in
11263 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
11264 Document that functions are named in UTF-8.
11265 * expr.c (expand_expr_real_1): Translate function names to locale
11266 character set in diagnostics.
11267 * gimplify.c (omp_notice_variable, omp_is_private,
11268 gimplify_scan_omp_clauses): Use %qE for identifiers in
11270 * langhooks.c (lhd_print_error_function): Translate function names
11271 to locale character set.
11272 * langhooks.h (decl_printable_name): Document that return value is
11273 in internal character set.
11274 * stmt.c: Include pretty-print.h
11275 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
11277 (resolve_operand_name_1): Translate named operand name to locale
11279 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
11281 * toplev.c (announce_function): Translate function names to locale
11283 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
11284 (default_tree_printer): Use pp_identifier or translate identifiers
11285 to locale character set. Mark "<anonymous>" for translation.
11286 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
11287 for identifiers in diagnostics.
11288 * tree.c (handle_dll_attribute): Use %qE for identifiers in
11290 * varasm.c (output_constructor): Use %qE for identifiers in
11293 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
11295 * configure.ac: use ` ` instead of $()
11296 * configure: Regenerate.
11298 2009-05-05 Ben Elliston <bje@au.ibm.com>
11300 * config/pa/linux-atomic.c: Eliminate conditional include of
11301 errno.h on non-LP64 systems to simplify build requirements.
11303 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11305 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
11307 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
11308 and pass value to identifier_to_locale.
11309 (warn_variable_length_array): Make name a tree.
11310 (grokdeclarator): Separate diagnostic texts for named and unnamed
11311 declarators. Use %qE for named declarators.
11312 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
11314 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
11315 identifiers in diagnostics.
11316 * c-typeck.c (push_member_name, start_init): Pass identifiers to
11317 identifier_to_locale. Mark "anonymous" strings for translation.
11319 2009-05-04 Michael Eager <eager@eagercon.com>
11321 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
11322 address for DImode/DFmode only if double-precision FP regs.
11324 2009-05-04 Michael Eager <eager@eagercon.com>
11326 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
11327 TARGET_SINGLE_FLOAT check.
11329 2009-05-04 Michael Eager <eager@eagercon.com>
11331 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
11333 2009-05-04 Michael Eager <eager@eagercon.com>
11335 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
11336 * config/rs6000/t-xilinx: New
11338 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
11340 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
11341 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
11342 * gcc/explow.c (memory_address): Use target hook.
11343 * gcc/targhooks.c (default_legitimize_address): New.
11344 * gcc/targhooks.h (default_legitimize_address): New.
11345 * gcc/target.h (legitimize_address): New.
11346 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
11347 (TARGET_INITIALIZER): Include it.
11348 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
11350 * config/bfin/bfin-protos.h (legitimize_address): Remove.
11351 * config/bfin/bfin.c (legitimize_address): Remove.
11352 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
11353 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
11355 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
11356 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
11358 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
11359 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
11360 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
11361 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
11362 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
11363 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
11364 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
11365 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
11366 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
11367 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
11368 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
11369 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
11370 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
11371 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
11372 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
11373 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
11374 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
11375 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
11376 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
11377 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
11378 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
11379 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
11380 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
11382 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
11383 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
11384 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
11385 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
11386 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
11387 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
11388 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
11389 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
11390 (thumb_legitimize_address): Delete.
11391 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
11392 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
11393 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
11394 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
11395 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
11396 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
11398 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
11401 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
11402 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
11403 * config/m32r/m32r.c (m32r_legitimize_address): New.
11404 * config/m68k/m68k.c (m68k_legitimize_address): New.
11405 * config/score/score.c (score_legitimize_address): Standardize.
11406 * config/score/score3.c (score3_legitimize_address): Standardize.
11407 * config/score/score3.h (score3_legitimize_address): Adjust.
11408 * config/score/score7.c (score7_legitimize_address): Standardize.
11409 * config/score/score7.h (score7_legitimize_address): Adjust.
11410 * config/sh/sh.c (sh_legitimize_address): New.
11411 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
11413 * gcc/config/s390/s390.c (legitimize_address): Rename to...
11414 (s390_legitimize_address): ... this.
11415 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
11416 (sparc_legitimize_address): ... this.
11417 * gcc/config/i386/i386.c (legitimize_address): Rename to...
11418 (ix86_legitimize_address): ... this.
11419 * gcc/config/avr/avr.c (legitimize_address): Rename to...
11420 (avr_legitimize_address): ... this.
11421 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
11422 (mn10300_legitimize_address): ... this.
11423 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
11424 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
11425 (alpha_expand_mov): Adjust call.
11427 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
11428 * config/spu/spu.c (spu_legitimize_address): Likewise.
11429 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
11430 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
11432 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11434 * intl.c (locale_encoding, locale_utf8): New.
11435 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
11436 * intl.h (locale_encoding, locale_utf8): Declare.
11437 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
11438 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
11440 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
11442 (pp_tree_identifier): Define to call pp_base_tree_identifier.
11443 (pp_base_tree_identifier): Declare as function.
11444 (identifier_to_locale): Declare.
11445 * Makefile.in (pretty-print.o): Update dependencies.
11446 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
11448 2009-05-04 Richard Guenther <rguenther@suse.de>
11450 PR middle-end/40015
11451 * builtins.c (fold_builtin_memory_op): Do not decay to element
11452 type if the size matches the whole array.
11454 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11456 * expmed.c (synth_mult): When trying out a shift, pass the result
11459 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11461 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
11462 (shiftsub1_cost): New.
11463 (init_expmed): Compute shiftsub1_cost.
11464 (synth_mult): Optimize multiplications by constants of the form
11465 -(2^^m-1) for some constant positive integer m.
11467 2009-05-03 Richard Guenther <rguenther@suse.de>
11470 * c-typeck.c (array_to_pointer_conversion): Do not built
11471 ADDR_EXPRs of arrays of pointer-to-element type.
11472 * c-gimplify.c (c_gimplify_expr): Revert change fixing
11473 up wrong ADDR_EXPRs after-the-fact.
11474 * c-common.c (strict_aliasing_warning): Strip pointer
11475 conversions for obtaining the original type.
11476 * builtins.c (fold_builtin_memset): Handle array types.
11477 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
11480 2009-05-03 Richard Guenther <rguenther@suse.de>
11482 PR middle-end/23329
11483 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
11484 Do not lose casts from array types with unknown extent to array
11485 types with known extent.
11486 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
11487 alias set compatibility.
11489 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11491 * flags.h (extra_warnings): Delete.
11492 * toplev.c (process_options): Handle Wuninitialized here.
11493 * opts.c (extra_warnings): Delete.
11494 (set_Wextra): Delete.
11495 (common_handle_option): -Wextra can be handled automatically.
11496 * c-opts.c (c_common_handle_option): Delete obsolete code.
11497 (c_common_post_options): Simplify comment.
11498 * common.opt (W): Add Var.
11500 (Wuninitialized): Initialize to -1.
11502 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11503 Richard Guenther <rguenther@suse.de>
11505 * expr.c (get_def_for_expr): New function.
11506 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
11507 SSA rather than trees.
11508 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
11509 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
11511 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11513 * c-common.c (reswords): Add _Imaginary.
11514 * c-common.c (enum rid): Add RID_IMAGINARY.
11516 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11518 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11519 Patch by Richard Guenther.
11521 2009-05-03 Anatoly Sokolov <aesok@post.ru>
11523 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
11524 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11525 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11526 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
11527 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
11528 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
11529 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
11530 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
11531 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
11532 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
11533 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
11534 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
11535 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
11536 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
11537 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
11538 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
11539 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
11540 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
11542 2009-05-02 Richard Guenther <rguenther@suse.de>
11544 PR tree-optimization/39940
11545 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11548 2009-05-02 Richard Guenther <rguenther@suse.de>
11550 PR middle-end/40001
11551 * tree-ssa.c (execute_update_addresses_taken): Properly check
11552 if we can mark a variable DECL_GIMPLE_REG_P.
11553 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
11554 back to the end of the function.
11555 (is_gimple_reg_type): Remove complex type special casing.
11556 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
11559 2009-05-02 Ben Elliston <bje@au.ibm.com>
11561 * doc/collect2.texi (Collect2): Document search path behaviour
11562 when configured with --with-ld.
11564 2009-05-02 Jan Hubicka <jh@suse.cz>
11566 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
11567 parameter; update callers.
11568 (coalesce_cost_edge): EH edges are costier because they needs
11569 splitting even if not critical and even more costier when there are
11570 multiple EH predecestors.
11572 2009-05-02 Jan Hubicka <jh@suse.cz>
11574 * except.c (remove_eh_handler_and_replace): Handle updating after
11575 removing TRY blocks.
11577 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11579 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11581 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11583 * varasm.c: Do not include c-pragma.h.
11584 * attribs.c: Do not incude c-common.h.
11586 2009-05-01 Michael Matz <matz@suse.de>
11588 * calls.c (initialize_argument_information): Handle SSA names like
11589 decls with a non MEM_P DECL_RTL.
11591 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11593 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
11594 * ipa-utils.c: Likewise.
11595 * ipa-type-escape.c: Likewise.
11596 * cgraphunit.c Do not include c-common.h.
11597 * ipa-pure-const.c: Likewise.
11598 * tree-if-conv.c: Likewise.
11599 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11600 * ipa-struct-reorg.c: Likewise.
11601 * tree-nomudflap.c: Likewise.
11602 * tree-ssa-structalias.c: Likewise.
11604 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11606 * store-motion.c: Many cleanups to make this pass a first-class
11607 citizen instead of an appendix to gcse load motion. Add TODO list
11608 to make this pass faster/cleaner/better.
11610 (struct ls_expr): Post gcse.c-split cleanups.
11611 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11612 "stores" field to "avail_stores".
11613 (pre_ldst_mems): Rename to store_motion_mems.
11614 (pre_ldst_table): Rename to store_motion_mems_table.
11615 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11616 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11617 (ldst_entry): Rename to st_expr_entry, update users.
11618 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11619 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11620 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11622 (first_ls_expr): Rename to first_st_expr, update users.
11623 (next_ls_expr): Rename to next_st_expr, update users.
11624 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11625 fields properly for store motion instead of names inherited from load
11627 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11628 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11631 (ae_kill): Rename to st_kill, update users.
11632 (ae_gen): Rename to st_avloc, update users.
11633 (transp): Rename to st_transp, update users.
11634 (pre_insert_map): Rename to st_insert_map, update users.
11635 (pre_delete_map): Rename to st_delete_map, update users.
11636 (insert_store, build_store_vectors, free_store_memory,
11637 one_store_motion_pass): Update for abovementioned changes.
11639 (gcse_subst_count, gcse_create_count): Remove.
11640 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11641 and "n_stores_created", local variables.
11643 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11646 (regvec, compute_store_table_current_insn): Remove.
11647 (reg_set_info, reg_clear_last_set): Remove.
11648 (compute_store_table): Use DF caches instead of local dataflow
11651 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11653 * c-objc-common.c (c_tree_printer): Print identifiers with
11654 pp_identifier, not pp_string. Mark "({anonymous})" for
11656 * c-pretty-print.c (pp_c_ws_string): New.
11657 (pp_c_cv_qualifier, pp_c_type_specifier,
11658 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11659 pp_c_storage_class_specifier, pp_c_function_specifier,
11660 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11661 pp_c_primary_expression, pp_c_postfix_expression,
11662 pp_c_unary_expression, pp_c_shift_expression,
11663 pp_c_relational_expression, pp_c_equality_expression,
11664 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11665 use pp_string and pp_c_ws_string in place of pp_identifier and
11666 pp_c_identifier for non-identifiers. Mark English strings for
11668 * c-pretty-print.h (pp_c_ws_string): Declare.
11670 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11671 Roland McGrath <roland@redhat.com>
11673 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11674 (ENABLE_LD_BUILDID): New configuration option.
11675 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11676 (LINK_BUILDID_SPEC): New macro.
11677 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11679 * doc/install.texi: Document --enable-linker-build-id option.
11680 * configure: Rebuild.
11681 * config.in: Rebuild.
11683 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11685 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11686 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11687 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11688 MIPS_GP_SAVE_AREA_SIZE.
11689 * config/mips/mips.c (struct mips_frame_info): Update comment
11690 before arg_pointer_offset and hard_frame_pointer_offset.
11691 (mips_compute_frame_info): Update diagram before function: to
11692 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11693 indicate the position of frame_pointer_rtx with -fstack-protector and
11694 to show args_size. Don't allocate cprestore area for leaf functions
11695 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11697 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11699 2009-04-30 Michael Matz <matz@suse.de>
11701 PR tree-optimization/39955
11702 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11704 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11706 * ira.c (setup_cover_and_important_classes): Use safe macro
11707 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11709 * genpreds.c (write_tm_preds_h): Output suitable definition of
11710 REG_CLASS_FOR_CONSTRAINT.
11712 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11714 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11716 * bitmap.c (bitmap_descriptor): Likewise.
11717 * ggc-common.c (loc_descriptor): Likewise.
11718 * varray.c (varray_descriptor): Likewise.
11719 * vec.c (vec_descriptor): Likewise.
11721 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11723 * Makefile.in (dce.o): Add $(EXCEPT_H).
11724 * dce.c: Include except.h and delete redundant vector definitions.
11725 (deletable_insn_p): Return false for non-call insns that can throw
11728 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11730 * gcse.c (ae_gen): Remove.
11731 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11732 and make non-static function to make it available in store-motion.c.
11733 Update call sites with search-and-replace.
11734 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11735 extract_mentioned_regs, extract_mentioned_regs_helper,
11736 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11737 store_killed_in_insn, store_killed_after, store_killed_before,
11738 build_store_vectors, insert_insn_start_basic_block, insert-store,
11739 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11740 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11741 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11742 * store-motion.c: ...new file. Also copy data structures from gcse.c
11743 and clean up to remove parts not used by store motion.
11744 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11745 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11747 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11750 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11751 when optimizing for size.
11753 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11755 * gcse.c (gcse_constant_p): Fix typo in last change.
11757 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11759 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11761 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11763 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11765 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11767 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11768 CONST_HIGH_PART result.
11770 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11772 * config/avr/avr.c (initial_elimination_offset): Rename to
11773 avr_initial_elimination_offset.
11774 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11775 change return type to bool.
11776 (avr_can_eliminate): New function.
11777 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11778 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11779 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11780 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11781 avr_initial_elimination_offset.
11782 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11783 (avr_initial_elimination_offset): Define.
11785 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11786 Steven Bosscher <steven@gcc.gnu.org>
11788 PR rtl-optimization/39938
11789 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11790 * cfgrtl.c: Include insn-attr.h.
11791 (rest_of_pass_free_cfg): New function.
11792 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11793 * resource.c (init_resource_info): Remove call to df_analyze.
11795 2009-04-29 Richard Guenther <rguenther@suse.de>
11798 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11799 allow conversion to signed integers.
11801 2009-04-29 Richard Guenther <rguenther@suse.de>
11803 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11804 shifts of floating point vectors if the shift amount is
11805 a constant multiple of the element size.
11807 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11808 Michael Matz <matz@suse.de>
11810 PR middle-end/39927
11812 * tree-outof-ssa.c (emit_partition_copy): New function.
11813 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11814 insert_part_to_rtx_on_edge): Perform the partition base var
11815 copy using emit_partition_copy.
11816 (insert_value_copy_on_edge): Convert constants to the right mode.
11817 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11818 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11820 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11822 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11823 scan backwards to try to find a constant to initialize it.
11825 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
11826 insn before the loop_end instruction, don't look past labels.
11828 2009-04-29 Richard Guenther <rguenther@suse.de>
11830 PR middle-end/39937
11831 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
11832 loose type conversions.
11833 (forward_propagate_addr_expr): Fix tuplification bug. Remove
11834 stmts only if there are no uses of its definition.
11836 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11838 * config/bfin/bfin.h (splitting_loops): Declare.
11839 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
11840 Reorder bit definitions to be ascending.
11841 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
11842 * config/bfin/bfin.c (splitting_loops): New variable.
11843 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
11844 (struct loop_info): Remove members INIT and LOOP_INIT.
11845 (bfin_optimize_loop): Don't set them. Reorder the code that generates
11846 the LSETUP sequence. Allow LC to be loaded from any register, but
11847 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
11848 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
11850 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
11851 of reload_completed.
11854 * config/bfin/bfin.md (movsi_insn): Refine constraints.
11856 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
11858 * Makefile.in (PLUGIN_VERSION_H): New.
11859 (OBJS-common): Remove plugin-version.o.
11860 (plugin.o): Depend on (PLUGIN_VERSION_H).
11861 (plugin-version.o): Remove.
11862 * configure: Regenerate
11863 * configure.ac: Create plugin-version.h.
11864 * gcc-plugin.h (plugin_gcc_version): Remove.
11865 (plugin_default_version_check): Change signature.
11866 * plugin-version.c: Remove.
11867 * plugin.c: Include plugin-version.h.
11868 (str_plugin_gcc_version_name): Remove.
11869 (try_init_one_plugin): Pass gcc version to plugin_init.
11870 (plugin_default_version_check): Both gcc and plugin versions are now
11873 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11875 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
11876 problematic last insns. Test for TYPE_CALL rather than CALL_P.
11877 Remove special case testing for last insn of inner loops. Don't fail
11878 if the loop ends with a jump, emit an extra nop instead.
11880 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
11881 DREGS rather than comparing directly. Remove code that tries to
11882 account for latencies.
11884 2009-04-29 Richard Guenther <rguenther@suse.de>
11886 PR tree-optimization/39941
11887 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
11888 eliminating an indirect call.
11890 2009-04-29 Richard Guenther <rguenther@suse.de>
11892 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
11893 parameter. Allow invariants as base if !require_lvalue.
11894 (verify_gimple_assign_single): Adjust.
11896 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11898 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
11899 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
11900 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
11901 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
11902 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
11904 * config/bfin/bfin.c (bfin_expand_builtin,
11905 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
11907 2009-04-28 Richard Guenther <rguenther@suse.de>
11909 * tree-vect-loop.c (get_initial_def_for_induction): Use
11910 correct types for pointer increment.
11912 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11914 * toplev.c (print_version): Update GMP version string calculation.
11916 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
11918 PR rtl-optimization/39938
11919 * resource.c (init_resource_info): Add call to df_analyze.
11921 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11923 * config/alpha/alpha.md (usegp): Cast the result of
11924 alpha_find_lo_sum_using_gp to enum attr_usegp.
11925 * config/alpha/alpha.c (override_options): Remove end-of-structure
11926 marker element from cpu_table. Use array size of cpu_table to handle
11927 -mcpu and -mtune options.
11928 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
11930 2009-04-28 Joseph Myers <joseph@codesourcery.com>
11932 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
11933 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
11934 tune_32 and tune_64.
11935 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11936 support on PowerPC.
11937 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
11938 * config/rs6000/option-defaults.h: ... here. New file.
11939 (OPT_64, OPT_32): Define.
11940 (MASK_64BIT): Define to 0 if not already defined.
11941 (OPT_ARCH64, OPT_ARCH32): Define.
11942 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
11945 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11947 * config/arm/arm.c (arm_override_options): Emit error on using
11950 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11952 PR rtl-optimization/39914
11953 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11954 registers for allocnos created from user-defined variables only
11955 when not optimizing.
11957 2009-04-28 Richard Guenther <rguenther@suse.de>
11959 PR middle-end/39937
11960 * fold-const.c (fold_binary): Use distribute_real_division only
11963 2009-04-28 Steve Ellcey <sje@cup.hp.com>
11965 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
11966 add hpux-stdint.h to tm_file.
11967 (hppa[12]*-*-hpux11*): Ditto.
11968 (ia64*-*-hpux*): Ditto.
11969 * config/hpux-stdint.h: New.
11970 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
11971 __STDC_EXT__ for all compiles.
11972 * config/pa/pa-hpux.h: Ditto.
11973 * config/pa/pa-hpux10.h: Ditto.
11974 * config/pa/pa-hpux11.h: Ditto.
11976 2009-04-28 Catherine Moore <clm@codesourcery.com>
11978 * debug.h (set_name): Add comment.
11980 2009-04-28 Andrew Pinski <pinskia@gmail.com>
11983 * config/darwin.c (machopic_gen_offset): Check
11984 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
11985 * config/arm/arm.c (require_pic_register): Likewise.
11987 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
11989 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
11990 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
11991 m32c_promote_prototypes): Delete.
11993 2009-04-28 Michael Matz <matz@suse.de>
11995 PR middle-end/39922
11996 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
11999 2009-04-28 Richard Guenther <rguenther@suse.de>
12001 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
12003 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12005 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
12006 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
12007 * config/arm/arm-tune.md: Regenerate.
12009 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
12011 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
12012 block if there are complex incoming edges.
12013 (sel_merge_blocks): Remove useless assert.
12014 (sel_redirect_edge_and_branch): Check that edge was redirected.
12015 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
12016 (sel_find_rgns): Delete declaration.
12017 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
12018 the region when it is not a preheader.
12020 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12023 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
12025 2009-04-28 Richard Guenther <rguenther@suse.de>
12027 * tree.h (SSA_NAME_VALUE): Remove.
12028 (struct tree_ssa_name): Remove value_handle member.
12029 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
12030 array for jump threading.
12031 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
12033 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
12034 * tree-flow.h (threadedge_initialize_values): Declare.
12035 (threadedge_finalize_values): Likewise.
12036 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
12037 (SSA_NAME_VALUE): Define.
12038 (threadedge_initialize_values): New function.
12039 (threadedge_finalize_values): Likewise.
12040 * tree-ssa-dom.c (ssa_name_values): New global variable.
12041 (SSA_NAME_VALUE): Define.
12042 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
12044 2009-04-28 Ira Rosen <irar@il.ibm.com>
12046 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
12047 Use REPORT_VECTORIZED_LOCATIONS instead
12048 REPORT_VECTORIZED_LOOPS.
12049 * tree-vectorizer.c (vect_verbosity_level): Make static.
12050 (vect_loop_location): Rename to vect_location.
12051 (vect_set_verbosity_level): Update comment.
12052 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
12054 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
12055 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
12056 instead REPORT_UNVECTORIZED_LOOPS.
12057 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
12058 and vect_loop_def to vect_external_def and vect_internal_def.
12059 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
12060 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
12061 REPORT_UNVECTORIZED_LOCATIONS.
12062 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
12063 and vect_used_in_loop and to vect_unused_in_scope and
12064 vect_used_in_scope.
12065 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
12066 (vect_verbosity_level): Remove declaration.
12067 (vect_analyze_operations): Likewise.
12068 (vect_analyze_stmt): Declare.
12069 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
12070 REPORT_UNVECTORIZED_LOCATIONS.
12071 (vect_get_loop_niters): Fix indentation.
12072 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
12073 (vect_analyze_loop_operations): New function.
12074 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
12075 vect_analyze_operations.
12076 (vect_is_simple_reduction): Use new names.
12077 (vectorizable_live_operation, vect_transform_loop): Likewise.
12078 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
12079 to specify whether the data references can be a part of interleaving
12081 (vect_analyze_data_ref_dependence): Use new names.
12082 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
12083 (vect_create_addr_base_for_vector_ref): Remove redundant code.
12084 * tree-vect-patterns.c (widened_name_p): Use new names.
12085 (vect_recog_dot_prod_pattern): Likewise.
12086 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
12087 (process_use, vect_mark_stmts_to_be_vectorized,
12088 vect_model_simple_cost, vect_model_store_cost,
12089 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
12090 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
12091 vectorizable_operation, vectorizable_type_demotion,
12092 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
12093 vectorizable_condition): Likewise.
12094 (vect_analyze_operations): Split into vect_analyze_loop_operations
12096 (vect_analyze_stmt): ... new function.
12097 (new_stmt_vec_info): Use new names.
12098 (vect_is_simple_use): Use new names and fix comment.
12099 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
12100 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
12102 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12105 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
12106 and integer modes for x87 operands. Do not ICE for unsupported size,
12107 generate error instead. Generate error for unsupported operand types.
12108 ['z']: Do not handle HImode memory operands specially. Warning
12109 for floating-point operands. Fallthru to 'Z' for unsupported operand
12110 types. Do not ICE for unsupported size, generate error instead.
12111 (output_387_binary_op): Use %Z to output operands.
12112 (output_fp_compare): Ditto.
12113 (output_387_reg_move): Ditto.
12115 2009-04-28 Ben Elliston <bje@au.ibm.com>
12120 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12122 * builtins.c (c_strlen): Do not warn here.
12123 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
12124 * c-common.c (pointer_int_sum): Take an explicit location.
12125 Warn about offsets out of bounds.
12126 * c-common.h (pointer_int_sum): Adjust declaration.
12128 2009-04-27 Ian Lance Taylor <iant@google.com>
12130 * collect2.c (is_ctor_dtor): Change type of ret field in struct
12132 * dce.c (run_fast_df_dce): Change type of old_flags to int.
12133 * df-core.c (df_set_flags): Change return type to int. Change
12134 type of old_flags to int.
12135 (df_clear_flags): Likewise.
12136 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
12137 (df_get_conditional_uses): Likewise.
12138 * df.h (df_set_flags, df_clear_flags): Update declarations.
12139 * dwarf2out.c (struct indirect_string_node): Change type of form
12140 field to enum dwarf_form.
12141 (AT_string_form): Change return type to enum dwarf_form.
12142 * fixed-value.c (fixed_compare): Add cast to enum type.
12143 * fwprop.c (update_df): Change 0 to VOIDmode.
12144 * gensupport.c: Change 0 to UNKNOWN.
12145 * gimple.h (gimple_cond_code): Add cast to enum type.
12146 * haifa-sched.c (reemit_notes): Add cast to enum type.
12147 * hooks.c (hook_int_void_no_regs): Remove function.
12148 * hooks.h (hook_int_void_no_regs): Remove declaration.
12149 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
12150 * predict.c (combine_predictions_for_insn): Add casts to enum type.
12151 * real.c (real_arithmetic): Add cast to enum type.
12152 (real_compare): Likewise.
12153 * target.h (struct gcc_target): Change return type of
12154 branch_target_register_class to enum reg_class.
12155 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
12156 default_branch_target_register_class.
12157 * targhooks.c (default_branch_target_register_class): New function.
12158 * targhooks.h (default_branch_target_register_class): Declare.
12159 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
12160 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
12162 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
12164 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
12165 vect_uninitialized_def. Change 0 to ERROR_MARK.
12166 * tree-vect-stmts.c (supportable_widening_operation): Don't
12167 initialize icode1 and icode2.
12168 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
12169 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
12171 (cmn_err_flag_specs): Change 0 to STD_C89.
12172 (cmn_err_char_table): Likewise.
12173 * config/arm/arm.c (get_arm_condition_code): Change type of code
12174 to enum arm_cond_code.
12175 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
12176 (IWMMXT_BUILTIN2): Likewise.
12177 (neon_builtin_type_bits): Don't define typedef.
12178 (neon_builtin_datum): Change type of bits field to int.
12179 (arm_expand_neon_args): Add cast to enum type.
12180 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
12182 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
12183 casts to enum type.
12184 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
12186 * config/mips/mips.md (jal_macro): Return enum constant.
12187 (single_insn): Likewise.
12188 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
12190 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12191 casts to enum type.
12192 * config/s390/s390.c (s390_tune_flags): Change type to int.
12193 (s390_arch_flags): Likewise.
12194 (s390_handle_arch_option): Change flags field of struct pta to int.
12195 * config/s390/s390.h (s390_tune_flags): Update declaration.
12196 (s390_arch_flags): Likewise.
12197 * config/sh/sh.c (prepare_move_operands): Compare
12198 tls_symbolic_operand result with enum constant.
12199 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
12200 (sh_expand_prologue): Add cast to enum type.
12201 (sh_expand_epilogue): Likewise.
12202 (tls_symbolic_operand): Change return type to enum tls_model.
12203 (fpscr_set_from_mem): Add cast to enum type.
12204 (legitimize_pic_address): Compare tls_symbolic_operand result with
12206 (sh_target_reg_class): Change return type to enum reg_class.
12207 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
12209 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
12210 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
12211 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
12212 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
12213 (delayed_branch, tls_call_delay): Likewise.
12214 (eligible_for_sibcall_delay): Likewise.
12215 (eligible_for_return_delay): Likewise.
12216 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
12217 (spu_expand_builtin_1): Likewise.
12219 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
12220 for all types of conversions.
12221 (output_init_element): Issue -Wc++-compat warning if needed when
12222 initializing a bitfield with enum type.
12223 * c-parser.c (c_parser_expression): Set original_type to
12224 original_type of right hand operand of comma operator.
12226 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12228 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
12230 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
12231 * doc/cpp.texi (Standard Predefined Macros)
12232 (Implementation-defined behavior): Likewise.
12233 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
12234 * doc/gimple.texi (GIMPLE Exception Handling)
12235 (@code{GIMPLE_ASSIGN}): Likewise.
12236 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
12237 * doc/invoke.texi (Warning Options, Optimize Options)
12238 (AVR Options, Darwin Options): Likewise.
12239 (Optimize Options): Reformulate -fwhole-program description.
12240 * doc/loop.texi (Lambda): Likewise.
12241 * doc/md.texi (Output Template, Define Constraints)
12242 (Standard Names, Insn Splitting): Likewise.
12243 * doc/options.texi (Option properties): Likewise.
12244 * doc/passes.texi (Tree-SSA passes): Likewise.
12245 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
12246 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
12247 (File Names and DBX): Likewise.
12248 * doc/trouble.texi (Incompatibilities): Likewise.
12250 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12252 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
12253 instruction is correct.
12255 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12257 Allow non-constant arguments to conversion intrinsics.
12258 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
12259 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
12260 * spu.c (print_operand): Handle 'v' and 'w'.
12261 (exp2_immediate_p, spu_gen_exp2): Define.
12262 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
12263 spu_convtf_1): Update parameter descriptions.
12264 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
12265 * constraints.md ('v', 'w'): New.
12266 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
12268 (i2f, I2F): New define_mode_attr.
12269 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
12270 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
12271 fixuns_truncv4sfv4si2): Update to use mode attribute.
12272 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
12273 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
12274 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
12275 patterns for combine.
12277 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
12279 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
12280 (cprop, hoist, pre, store_motion): New debug counters.
12281 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
12282 is not an RTL pass anymore.
12283 (pass_profiling): Remove extern decl for pass removed in 2005.
12284 (pass_gcse, pass_jump_bypass): Remove.
12285 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
12286 to 0 for clean state.
12287 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
12288 * cse.c (gate_handle_cse_after_global_opts,
12289 rest_of_handle_cse_after_global_opts): New functions.
12290 (pass_cse_after_global_opts): New pass, does local CSE.
12291 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
12292 (TV_CPROP): New timevar.
12293 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
12294 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
12295 (gcse_main, recompute_all_luids): Remove.
12296 (compute_hash_table_work): Call max_reg_num instead of reading
12298 (cprop_jump): Don't set run_jump_opt_after_gcse.
12299 (constprop_register): Always allow to alter jumps.
12300 (cprop_insn): Likewise.
12301 (do_local_cprop): Likewise.
12302 (local_cprop_pass): Likewise. Return non-zero if something changed.
12303 (cprop): Remove function, fold interesting bits into one_cprop_pass.
12304 (find_implicit_sets): Add note about missed optimization opportunity.
12305 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
12306 pass_rtl_cprop execute function.
12307 Don't bother tracking the pass number, each pass gets its own dumpfile
12309 Always allow to alter jumpsand bypass jumps.
12310 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
12311 will just find no suitable set.
12312 (pre_edge_insert): Fix dumping, this function is for PRE only.
12313 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
12314 pass_rtl_pre execute function.
12315 (hoist_code): Return non-zero if something changed. Keep track of
12316 substitutions and insertions for statistics gathering similar to PRE.
12317 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
12318 called from the pass_rtl_hoist execute function. Show pass statistics.
12319 (compute_store_table): Use max_reg_num directly instead of using the
12320 formerly global max_gcse_regno.
12321 (build_store_vectors): Likewise.
12322 (replace_store_insn): Fix dumping.
12323 (store_motion): Rename to ...
12324 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
12325 pass, called from the pass_rtl_store_motion execute function. Keep
12326 track of substitutions and insertions for statistics gathering similar
12328 (bypass_jumps): Remove, fold interesting bits into ...
12329 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
12330 from the pass_rtl_cprop execute function.
12331 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12332 pass_jump_bypass): Remove.
12333 (gate_handle_gcse, rest_of_handle_gcse): Remove.
12334 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
12335 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
12336 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
12337 (gate_rtl_store_motion, execute_rtl_store_motion,
12338 pass_rtl_store_motion): New.
12339 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
12340 make it clear that -fcse-skip-blocks is a no-op for backward compat.
12341 * passes.c (init_optimization_passes): Remove pass_gcse and
12342 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
12343 and cse_after_global_opts in place of pass_gcse. Schedule cprop
12344 instead of pass_jump_bypass.
12346 2009-04-27 Richard Guenther <rguenther@suse.de>
12348 PR middle-end/39928
12349 * gimplify.c (gimplify_expr): If we are required to create
12350 a temporary make sure it ends up as register.
12352 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
12355 * config/i386/i386.c (construct_container): Don't call
12356 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
12357 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
12359 2009-04-27 Michael Matz <matz@suse.de>
12361 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
12362 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
12363 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
12364 (dump_replaceable_exprs): Take a bitmap.
12365 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
12367 (expand_gimple_basic_block): Likewise.
12368 * tree-ssa-ter.c (struct temp_expr_table_d): Make
12369 replaceable_expressions member a bitmap.
12370 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
12371 (mark_replaceable): Likewise.
12372 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
12373 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
12375 2009-04-27 Richard Guenther <rguenther@suse.de>
12377 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
12378 (verify_stmts): Dispatch to gimple/type verification code.
12379 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
12380 issue with call argument types.
12382 2009-04-27 Michael Matz <matz@suse.de>
12384 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
12385 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
12388 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
12389 Eric Botcazou <ebotcazou@adacore.com>
12391 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
12392 a label's basic block.
12393 (mark_target_live_regs): Tidy and rework obsolete comments.
12394 Change back DF problem to LIVE. If a label starts a basic block,
12395 assume that all registers that used to be live then still are.
12396 (init_resource_info): If a label starts a basic block, set its
12397 BLOCK_FOR_INSN accordingly.
12398 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
12400 2009-04-27 Richard Guenther <rguenther@suse.de>
12402 * tree-flow-inline.h (function_ann): Remove.
12403 (get_function_ann): Likewise.
12404 * tree-dfa.c (create_function_ann): Remove.
12405 * tree-flow.h (struct static_var_ann_d): Remove.
12406 (struct function_ann_d): Likewise.
12407 (union tree_ann_d): Remove fdecl member.
12408 (function_ann_t): Remove.
12409 (function_ann, get_function_ann, create_function_ann): Remove
12412 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
12414 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
12416 2009-04-27 Jan Hubicka <jh@suse.cz>
12418 * ipa-pure-const.c (struct funct_state_d): New fields
12419 state_previously_known, looping_previously_known; remove
12420 state_set_in_source.
12421 (analyze_function): Use new fields.
12422 (propagate): Avoid assumption that state_set_in_source imply
12425 * tree-ssa-loop-niter.c (finite_loop_p): New function.
12426 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
12427 * cfgloop.h (finite_loop_p): Declare.
12429 2009-04-26 Michael Matz <matz@suse.de>
12431 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
12433 2009-04-26 Michael Matz <matz@suse.de>
12435 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
12436 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
12437 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
12438 pass_mark_used_blocks): Remove.
12439 * tree-optimize.c (pass_free_datastructures,
12440 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
12441 * passes.c (init_optimization_passes): Don't call
12442 pass_mark_used_blocks, remove dead code.
12444 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
12446 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
12447 * tree-ssa-live.h (register_ssa_partition): Likewise.
12449 2009-04-26 Michael Matz <matz@suse.de>
12452 * builtins.c (fold_builtin_next_arg): Handle SSA names.
12453 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
12454 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
12456 (compare_pairs): Swap cost comparison.
12457 (coalesce_ssa_name): Don't use change_partition_var.
12458 * tree-nrv.c (struct nrv_data): Add modified member.
12459 (finalize_nrv_r): Set it.
12460 (tree_nrv): Use it to update statements.
12461 (pass_nrv): Require PROP_ssa.
12462 * tree-mudflap.c (mf_decl_cache_locals,
12463 mf_build_check_statement_for): Use make_rename_temp.
12464 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
12465 * alias.c (find_base_decl): Handle SSA names.
12466 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
12467 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
12468 * rtl.h (set_reg_attrs_for_parm): Declare.
12469 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
12470 to "optimized", remove unused locals at finish.
12471 (execute_free_datastructures): Make global, call
12472 delete_tree_cfg_annotations.
12473 (execute_free_cfg_annotations): Don't call
12474 delete_tree_cfg_annotations.
12476 * ssaexpand.h: New file.
12477 * expr.c (toplevel): Include ssaexpand.h.
12478 (expand_assignment): Handle SSA names the same as register variables.
12479 (expand_expr_real_1): Expand SSA names.
12480 * cfgexpand.c (toplevel): Include ssaexpand.h.
12481 (SA): New global variable.
12482 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
12483 (SSAVAR): New macro.
12484 (set_rtl): New helper function.
12485 (add_stack_var): Deal with SSA names, use set_rtl.
12486 (expand_one_stack_var_at): Likewise.
12487 (expand_one_stack_var): Deal with SSA names.
12488 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
12489 before unique numbers.
12490 (expand_stack_vars): Use set_rtl.
12491 (expand_one_var): Accept SSA names, add asserts for them, feed them
12492 to above subroutines.
12493 (expand_used_vars): Expand all partitions (without default defs),
12494 then only the local decls (ignoring those expanded already).
12495 (expand_gimple_cond): Remove edges when jumpif() expands an
12496 unconditional jump.
12497 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
12498 or remove abnormal edges. Ignore insns setting the LHS of a TERed
12500 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
12501 members of SA; deal with PARM_DECL partitions here; expand
12502 all PHI nodes, free tree datastructures and SA. Commit instructions
12503 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
12504 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
12505 info and statements at start, collect garbage at finish.
12506 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
12507 (VAR_ANN_PARTITION) Remove.
12508 (change_partition_var): Don't declare.
12509 (partition_to_var): Always return SSA names.
12510 (var_to_partition): Only accept SSA names.
12511 (register_ssa_partition): Only check argument.
12512 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
12514 (delete_var_map): Don't free it.
12515 (var_union): Only accept SSA names, simplify.
12516 (partition_view_init): Mark only useful SSA names as used.
12517 (partition_view_fini): Only deal with SSA names.
12518 (change_partition_var): Remove.
12519 (dump_var_map): Use ssa_name instead of partition_to_var member.
12520 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
12522 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12523 (struct _elim_graph): New member const_dests; nodes member vector of
12525 (set_location_for_edge): New static helper.
12526 (create_temp): Remove.
12527 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
12528 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
12529 (new_elim_graph): Allocate const_dests member.
12530 (clean_elim_graph): Truncate const_dests member.
12531 (delete_elim_graph): Free const_dests member.
12532 (elim_graph_size): Adapt to new type of nodes member.
12533 (elim_graph_add_node): Likewise.
12534 (eliminate_name): Likewise.
12535 (eliminate_build): Don't take basic block argument, deal only with
12536 partition numbers, not variables.
12537 (get_temp_reg): New static helper.
12538 (elim_create): Use it, deal with RTL temporaries instead of trees.
12539 (eliminate_phi): Adjust all calls to new signature.
12540 (assign_vars, replace_use_variable, replace_def_variable): Remove.
12541 (rewrite_trees): Only do checking.
12542 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
12543 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
12544 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
12545 contains_tree_r, MAX_STMTS_IN_LATCH,
12546 process_single_block_loop_latch, analyze_edges_for_bb,
12547 perform_edge_inserts): Remove.
12548 (expand_phi_nodes): New global function.
12549 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
12550 functions, initialize new parameter, remember partitions having a
12552 (finish_out_of_ssa): New global function.
12553 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
12554 don't reset in_ssa_p here, don't disable TER when mudflap.
12555 (pass_del_ssa): Remove.
12556 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
12558 (execute_free_datastructures): Declare.
12559 * Makefile.in (SSAEXPAND_H): New variable.
12560 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
12561 * basic-block.h (commit_one_edge_insertion): Declare.
12562 * passes.c (init_optimization_passes): Move pass_nrv and
12563 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
12564 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
12565 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
12566 (redirect_branch_edge): Deal with super block when expanding, split
12567 out jump patching itself into ...
12568 (patch_jump_insn): ... here, new static helper.
12570 2009-04-26 Michael Matz <matz@suse.de>
12572 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
12573 beyond num_ssa_names.
12574 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
12575 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
12577 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12579 PR inline-asm/39543
12580 * fwprop.c (forward_propagate_asm): New function.
12581 (forward_propagate_and_simplify): Propagate also into __asm, if it
12582 doesn't increase the number of referenced registers.
12585 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12587 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12589 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
12590 note_nonlocal_vla_type for nonlocal VLAs.
12591 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
12592 contains_remapped_vars, remap_vla_decls): New functions.
12593 (convert_nonlocal_reference_stmt): If not optimizing, call
12594 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
12595 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12596 if it wasn't found in var_map.
12597 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12598 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12599 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12601 * gimplify.c (nonlocal_vlas): New variable.
12602 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12604 (gimplify_body): Create and destroy nonlocal_vlas.
12606 * dwarf2out.c (loc_descr_plus_const): New function.
12607 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12608 mem_loc_descriptor, loc_descriptor_from_tree_1,
12609 descr_info_loc, gen_variable_die): Use it.
12611 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12612 !TREE_STATIC VAR_DECLs.
12613 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12614 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12615 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12616 DECL_BY_REFERENCE is valid.
12617 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12618 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12619 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12620 Copy DECL_BY_REFERENCE.
12621 (struct nesting_copy_body_data): New type.
12622 (nesting_copy_decl): New function.
12623 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12624 if they have variable length.
12626 2009-04-26 Michael Matz <matz@suse.de>
12628 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12629 mark new temporaries for renaming.
12631 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12634 * c-decl.c (global_bindings_p): Return negative value.
12635 (c_variable_size): New. Based on variable_size from
12637 (grokdeclarator): Call c_variable_size not variable_size.
12639 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12641 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12643 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12645 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12646 Redefine it to just use mingw/include.
12647 (ASM_SPEC): Rules for -m32 and -m64.
12648 (LINK_SPEC): Use Likewise.
12649 (SPEC_32): New define.
12650 (SPEC_64): Likewise.
12651 (SUB_LINK_SPEC): Likewise.
12652 (MULTILIB_DEFAULTS): New define.
12653 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12654 Add multilib options.
12655 (MULTILIB_DIRNAMES): Likewise.
12656 (MULTILIB_OSDIRNAMES): Likewise.
12657 (LIBGCC): Likewise.
12658 (INSTALL_LIBGCC): Likewise.
12660 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12663 * c-tree.h (enum c_inline_static_type): New.
12664 (record_inline_static): Declare.
12665 * c-decl.c (struct c_inline_static, c_inline_statics,
12666 record_inline_static, check_inline_statics): New.
12667 (pop_file_scope): Call check_inline_statics.
12668 (start_decl): Call record_inline_static instead of pedwarning
12669 directly for static in inline function.
12670 * c-typeck.c (build_external_ref): Call record_inline_static
12671 instead of pedwarning directly for static referenced in inline
12674 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12676 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12677 not new but only being rescanned.
12678 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12679 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12680 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12681 record_set_info, compute_set, grealloc): Remove.
12682 (recompute_all_luids): New function.
12683 (gcse_main): Don't compute sets, and don't do related memory
12684 allocations/free-ing. If something changed before the end of the
12685 pass, update LUIDs using recompute_all_luids.
12686 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12687 (free_gcse_mem): Don't free it either.
12688 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12689 Use the df insn LUIDs.
12690 (load_killed_in_block): Likewise.
12691 (compute_hash_table_work): Don't compute reg_set_in_block.
12692 (compute_transp): Use DF_REG_DEF_CHAINs.
12693 (local_cprop_pass): Don't use compute_sets and related functions.
12694 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12695 Use get_max_uid() instead of max_cuid.
12696 (insert_insn_end_basic_block, pre_insert_copy_insn,
12697 update_ld_motion_stores): Don't try to
12698 keep reg_set tables up to date.
12699 (pre_insert_copies): Use df insn LUIDs.
12700 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12701 (reg_set_info): Don't use extra bitmap argument.
12702 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12703 information to compute regs_set_in_block.
12704 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12705 (bypass_jumps): Don't use compute_sets and friends.
12707 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12710 * opts.c (undocumented_msg): Do not leave blank even with
12713 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12715 * c-decl.c (build_enumerator): Allow values folding to integer
12716 constants but not integer constant expressions with a pedwarn if
12719 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12722 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12723 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12724 type is an integer constant.
12726 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12729 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12732 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12735 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12736 with variably modified return type and no storage class
12737 specifiers, except for the case of nested functions. Distinguish
12738 extern declarations of functions with variably modified return
12739 types from those of objects with variably modified types.
12741 2009-04-25 Jan Hubicka <jh@suse.cz>
12743 * tree.c (list_equal_p): New function.
12744 * tree.h (list_equal_p): Declare.
12745 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12746 basic_block_def, basic_block, const_basic_block): New.
12747 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12748 (redirect_eh_edge): New function.
12749 (make_eh_edge_update_phi): EH edges are not abnormal.
12750 * except.c: Include tree-flow.h.
12751 (list_match): New function.
12752 (eh_region_replaceable_by_p): New function.
12753 (replace_region): New function.
12754 (hash_type_list): New function.
12755 (hash_eh_region): New function.
12756 (eh_regions_equal_p): New function.
12757 (merge_peers): New function.
12758 (remove_unreachable_regions): Verify EH tree when checking;
12760 (copy_eh_region_1): New function.
12761 (copy_eh_region): New function.
12762 (push_reachable_handler): New function.
12763 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12764 regions without label but with live RESX.
12765 * except.h (redirect_eh_edge_to_label): New.
12766 * tree-flow.h (redirect_eh_edge): New.
12767 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12768 basic_block_def, basic_block, const_basic_block): Remove.
12769 * Makefile.in (except.o): Add dependency on tree-flow.h
12770 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12771 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12774 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12777 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12778 on the destination of memcpy.
12780 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12782 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12783 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12784 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12786 2009-04-25 Jan Hubicka <jh@suse.cz>
12788 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12789 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12790 to be reached by different label than left.
12791 (update_eh_edges): Update comment; remove edge_to_remove if possible
12792 and return true if suceeded.
12793 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12794 (cleanup_eh): Compute sharing map.
12795 * except.c (remove_eh_handler_and_replace): Add argument if we should
12797 (remove_unreachable_regions): Update for label sharing.
12798 (label_to_region_map): Likewise.
12799 (get_next_region_sharing_label): New function.
12800 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12802 (remove_eh_handler): Update.
12803 (remove_eh_region_and_replace_by_outer_of): New function.
12804 * except.h (struct eh_region): Add next_region_sharing_label.
12805 (remove_eh_region_and_replace_by_outer_of,
12806 get_next_region_sharing_label): Declare.
12807 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12809 2009-04-25 Jan Hubicka <jh@suse.cz>
12811 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12812 insert code even if they are not critical.
12814 2009-04-25 Jan Hubicka <jh@suse.cz>
12816 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12817 (gimple_can_remove_branch_p): EH edges won't remove branch by
12819 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12820 updating of non-abnormal EH edges.
12821 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12822 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12823 (split_critical_edges): Split also edges where emitting code on them
12824 will lead to splitting later.
12826 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12827 H.J. Lu <hongjiu.lu@intel.com>
12830 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
12831 the configured assembler supports fildq and fistpq mnemonics.
12832 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
12833 * configure: Regenerated.
12834 * config.in: Ditto.
12836 * config/i386/i386.c (print_operand): Handle 'Z'.
12837 ['z']: Remove handling of special fild/fist suffixes.
12838 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
12839 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
12840 suffix of fild insn.
12841 (*floatsi<mode>2_vector_mixed): Ditto.
12842 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
12843 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
12844 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
12845 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
12846 * config/i386/gas.h (GAS_MNEMONICS): Remove.
12848 2009-04-25 Ben Elliston <bje@au.ibm.com>
12850 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
12851 the source of a set operation.
12853 2009-04-25 Anatoly Sokolov <aesok@post.ru>
12855 * target.h (struct gcc_target): Add case_values_threshold field.
12856 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
12857 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
12858 * targhooks.c (default_case_values_threshold): New function.
12859 * targhooks.h (default_case_values_threshold): Declare function.
12860 * stmt.c (expand_case): Use case_values_threshold target hook.
12861 * expr.h (case_values_threshold): Remove declartation.
12862 * expr.c (case_values_threshold): Remove function.
12863 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
12865 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
12866 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12867 (avr_case_values_threshold): Declare as static.
12868 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
12870 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
12871 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12872 (mn10300_case_values_threshold): New function.
12874 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12876 * ira.c (setup_cover_and_important_classes): Add enum cast.
12878 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
12880 * genpreds.c (write_enum_constraint_num): Output definition of
12881 CONSTRAINT_NUM_DEFINED_P macro.
12882 * ira.c (setup_cover_and_important_classes): Use
12883 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
12885 2009-04-24 DJ Delorie <dj@redhat.com>
12887 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
12888 __SH2A_SINGLE_ONLY__ also.
12890 2009-04-24 Steve Ellcey <sje@cup.hp.com>
12892 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
12893 (movdf_internal): Ditto.
12894 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
12895 SFmode and DFmode constants.
12896 (ia64_print_operand): Add 'G' format for printing
12897 floating point constants.
12899 2009-04-24 Richard Guenther <rguenther@suse.de>
12901 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
12902 from unsigned additions.
12904 2009-04-24 Joseph Myers <joseph@codesourcery.com>
12906 * c-typeck.c (set_init_index): Allow array designators that are
12907 not integer constant expressions with a pedwarn if pedantic.
12909 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12911 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
12912 zero if no overlap in nonzero bits between the operands.
12914 2009-04-24 Ian Lance Taylor <iant@google.com>
12916 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
12917 (record_dead_and_set_regs): Likewise.
12918 * df.h (struct df_mw_hardreg): Change flags field to int.
12919 (struct df_base_ref): Likewise.
12920 (struct df): Change changeable_flags field to int.
12921 * df-scan.c (df_defs_record): Change clobber_flags to int.
12922 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
12923 constants rather than #define macros.
12924 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
12925 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
12926 (enum dwarf_calling_convention): Likewise.
12927 (enum dwarf_line_number_x_ops): Likewise.
12928 (enum dwarf_call_frame_info): Likewise.
12929 (enum dwarf_source_language): Likewise.
12930 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
12931 (add_calling_convention_attribute): Likewise.
12932 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
12933 (combine_comparisons): Change compcode to int. Add cast to enum type.
12934 * genrecog.c (maybe_both_true_2): Change c to int.
12935 (write_switch): Likewise. Add cast to enum type.
12936 * gimplify.c (gimplify_omp_for): Handle return values from
12937 gimplify_expr using MIN rather than bitwise or.
12938 (gimplify_expr): Add cast to enum type.
12939 * ipa-prop.c (update_jump_functions_after_inlining): Change
12940 IPA_BOTTOM to IPA_JF_UNKNOWN.
12941 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
12942 Add casts to enum type.
12943 (setup_cover_and_important_classes): Change cl to int. Add casts
12945 (setup_class_translate): Change cl and mode to int.
12946 (ira_init_once): Change mode to int.
12947 (free_register_move_costs): Likewise.
12948 (setup_prohibited_mode_move_regs): Add casts to enum type.
12949 * langhooks.c (add_builtin_function_common): Rework assertion that
12950 value fits bitfield.
12951 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
12952 * omega.c (omega_do_elimination): Avoid math on enum types.
12953 * optabs.c (expand_vec_shift_expr): Remove casts to int.
12954 * opts.c (set_debug_level): Change 2 to enum constant. Use new
12955 int local to handle integral_argment value.
12956 * regmove.c (try_auto_increment): Change PUT_MODE to
12958 * reload.c (push_secondary_reload): Add casts to enum type.
12959 (secondary_reload_class, find_valid_class): Likewise.
12960 * reload1.c (emit_input_reload_insns): Likewise.
12961 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
12962 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
12963 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
12965 * tree.c (build_common_builtin_nodes): Add casts to enum type.
12966 * tree-complex.c (complex_lattice_t): Typedef to int rather than
12968 (expand_complex_libcall): Add casts to enum type.
12969 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
12970 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
12971 with ERROR_MARK, not NUM_TREE_CODES.
12972 (vect_create_epilog_for_reduction): Likewise.
12973 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
12974 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
12975 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
12977 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
12978 vect_unused_in_loop. Change 0 to loop_vect.
12979 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
12980 * var-tracking.c (get_init_value): Change return type to enum
12982 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
12983 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
12985 (arm_override_options): Add casts to enum type.
12986 (arm_emit_tls_decoration): Likewise.
12987 * config/i386/i386.c (ix86_function_specific_restore): Add casts
12989 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
12990 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
12991 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
12993 * config/s390/s390.c (code_for_builtin_64): Change to array of
12995 (code_for_builtin_31): Likewise.
12996 (s390_expand_builtin): Change code_for_builtin to enum insn_code
12998 * config/sparc/sparc.c (sparc_override_options): Change value
12999 field in struct code_model to enum cmodel. In initializer change
13000 0 to NULL and add cast to enum type.
13002 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
13003 Change all callers. Issue a -Wc++-compat warning using
13004 lhs_origtype if necessary.
13005 (convert_for_assignment): Issue -Wc++-compat warnings about
13006 invalid conversions to enum type on assignment.
13007 * c-common.h (build_modify_expr): Update declaration.
13009 2009-04-24 Nick Clifton <nickc@redhat.com>
13011 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
13012 (function_arg_advance): Likewise.
13013 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
13016 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13018 * config/s390/constraints.md ('I', 'J'): Fix condition.
13020 2009-04-24 Diego Novillo <dnovillo@google.com>
13022 * gengtype-parse.c (parse_error): Add newline after message.
13024 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
13026 * config/i386/sse.md (avxmodesuffixs): Removed.
13027 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
13028 (*avx_pinsr<ssevecsize>): This.
13030 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
13032 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
13033 follow chains of regs with a single definition, and allow expressions
13034 that are function_invariant_p.
13035 (simple_rhs_p): Allow expressions that are function_invariant_p.
13037 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
13039 PR middle-end/39867
13040 * fold-const.c (fold_cond_expr_with_comparison): When folding
13041 > and >= to MAX, make sure the MAX uses the same type as the
13042 comparison's operands.
13044 2009-04-24 Nick Clifton <nickc@redhat.com>
13046 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
13047 addressing for DImode accesses.
13048 (frv_print_operand_address): Handle PLUS case.
13049 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
13051 2009-04-24 Jakub Jelinek <jakub@redhat.com>
13053 PR rtl-optimization/39794
13054 * alias.c (canon_true_dependence): Add x_addr argument.
13055 * rtl.h (canon_true_dependence): Adjust prototype.
13056 * cse.c (check_dependence): Adjust canon_true_dependence callers.
13057 * cselib.c (cselib_invalidate_mem): Likewise.
13058 * gcse.c (compute_transp): Likewise.
13059 * dse.c (scan_reads_nospill): Likewise.
13060 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
13061 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
13062 canon_base_addr of the group, plus optional offset.
13063 (struct group_info): Rename canon_base_mem to
13065 (get_group_info): Set canon_base_addr to canon_rtx of base, not
13066 canon_rtx of base_mem.
13068 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
13070 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
13071 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
13073 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13075 * config/spu/spu-builtins.h: Delete file.
13077 * config/spu/spu.h (enum spu_builtin_type): Move here from
13079 (struct spu_builtin_description): Likewise. Add GTY marker.
13080 Do not use enum spu_function_code or enum insn_code.
13081 (spu_builtins): Add extern declaration.
13083 * config/spu/spu.c: Do not include "spu-builtins.h".
13084 (enum spu_function_code, enum spu_builtin_type_index,
13085 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
13086 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
13087 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
13088 unsigned_V2DI_type_node): Move here from spu-builtins.h.
13089 (spu_builtin_types): Make static. Add GTY marker.
13090 (spu_builtins): Add extern declaration with GTY marker.
13091 Include "gt-spu.h".
13093 * config/spu/spu-c.c: Do not include "spu-builtins.h".
13094 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
13095 Check programmatically whether all parameters are scalar.
13097 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
13099 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
13101 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
13102 assignment from the constructor either if the target is volatile.
13104 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
13106 * config/arm/arm.md (insv): Do not share operands[0].
13108 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
13110 * config/vxlib-tls.c (active_tls_threads): Delete.
13111 (delete_hook_installed): New.
13112 (tls_delete_hook): Don't delete the delete hook.
13113 (tls_destructor): Delete it here.
13114 (__gthread_set_specific): Adjust installing the delete hook.
13115 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
13116 __gthread_leave_tsd_dtor_context.
13118 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
13120 * c-format.c (gcc_tdiag_char_table): Add support for %E.
13122 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
13124 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
13126 (alpha_rtx_costs): Ditto.
13127 (emit_unlikely_jump): Use add_reg_note.
13128 (emit_frame_store_1): Ditto.
13129 (alpha_expand_prologue): Ditto.
13130 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13131 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
13133 2009-04-23 Nick Clifton <nickc@redhat.com>
13135 * config/v850/v850.md (epilogue): Remove suppressed code.
13136 (return): Rename to return_simple and remove test of frame size.
13137 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
13138 to gen_return_simple.
13140 2009-04-22 Jing Yu <jingyu@google.com>
13143 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
13145 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13148 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
13149 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
13150 value is a VECTOR_CST, the element type is the element type of the
13153 2009-04-22 DJ Delorie <dj@redhat.com>
13155 * config/m32c/m32c.h: Update GTY annotations to new syntax.
13157 2009-04-22 Jakub Jelinek <jakub@redhat.com>
13159 * alias.c (find_base_term): Move around LO_SUM case, so that
13160 CONST falls through into PLUS/MINUS handling.
13163 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
13164 into 0, use omit_one_operand.
13166 2009-04-23 Ben Elliston <bje@au.ibm.com>
13168 * config/rs6000/linux-unwind.h (get_regs): Remove type
13169 puns. Change the type of `pc' to an array of unsigned ints and
13170 update all users. Constify frame24.
13172 2009-04-22 DJ Delorie <dj@redhat.com>
13174 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
13175 declarations before code.
13176 (current_function_special_page_vector): Likewise.
13177 (m32c_expand_insv): Silence a warning.
13179 2009-04-21 Taras Glek <tglek@mozilla.com>
13181 * alias.c: Update GTY annotations to new syntax.
13182 * basic-block.h: Likewise.
13183 * bitmap.h: Likewise.
13184 * c-common.h: Likewise.
13185 * c-decl.c: Likewise.
13186 * c-parser.c: Likewise.
13187 * c-pragma.c: Likewise.
13188 * c-tree.h: Likewise.
13189 * cfgloop.h: Likewise.
13190 * cgraph.h: Likewise.
13191 * config/alpha/alpha.c: Likewise.
13192 * config/arm/arm.h: Likewise.
13193 * config/avr/avr.h: Likewise.
13194 * config/bfin/bfin.c: Likewise.
13195 * config/cris/cris.c: Likewise.
13196 * config/darwin.c: Likewise.
13197 * config/frv/frv.c: Likewise.
13198 * config/i386/i386.c: Likewise.
13199 * config/i386/i386.h: Likewise.
13200 * config/i386/winnt.c: Likewise.
13201 * config/ia64/ia64.h: Likewise.
13202 * config/iq2000/iq2000.c: Likewise.
13203 * config/mips/mips.c: Likewise.
13204 * config/mmix/mmix.h: Likewise.
13205 * config/pa/pa.c: Likewise.
13206 * config/pa/pa.h: Likewise.
13207 * config/rs6000/rs6000.c: Likewise.
13208 * config/s390/s390.c: Likewise.
13209 * config/sparc/sparc.c: Likewise.
13210 * config/xtensa/xtensa.c: Likewise.
13211 * cselib.h: Likewise.
13212 * dbxout.c: Likewise.
13213 * dwarf2out.c: Likewise.
13214 * except.c: Likewise.
13215 * except.h: Likewise.
13216 * fixed-value.h: Likewise.
13217 * function.c: Likewise.
13218 * function.h: Likewise.
13219 * gimple.h: Likewise.
13220 * integrate.c: Likewise.
13221 * optabs.c: Likewise.
13222 * output.h: Likewise.
13223 * real.h: Likewise.
13225 * stringpool.c: Likewise.
13226 * tree-data-ref.c: Likewise.
13227 * tree-flow.h: Likewise.
13228 * tree-scalar-evolution.c: Likewise.
13229 * tree-ssa-address.c: Likewise.
13230 * tree-ssa-alias.h: Likewise.
13231 * tree-ssa-operands.h: Likewise.
13232 * tree.c: Likewise.
13233 * tree.h: Likewise.
13234 * varasm.c: Likewise.
13235 * varray.h: Likewise.
13237 * coretypes.h: Do not define GTY macro if it is already defined.
13238 * doc/gty.texi: Update GTY documentation to new syntax.
13239 * gengtype-lex.l: Enforce attribute-like syntax for GTY
13240 annotations on structs.
13241 * gengtype-parse.c: Likewise.
13243 2009-04-22 Mark Heffernan <meheff@google.com>
13245 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
13247 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13249 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
13252 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13254 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
13255 the same as a PLUS without a shift. Increase the cost of a
13258 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13260 * Makefile.in: Update dependencies.
13261 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
13262 * errors.h: Remove bogus comment about compatibility.
13263 (warning): Update declaration.
13264 * genautomata.c: Update all calls to warning.
13265 * gimple.c: Do not include errors.h. Include toplev.h.
13266 * tree-ssa-structalias.c: Do not include errors.h.
13267 * omega.c: Likewise.
13268 * tree-ssa-reassoc.c: Likewise.
13269 * config/spu/spu-c.c: Likewise.
13270 * config/spu/t-spu-elf: Update dependencies.
13272 2009-04-22 Richard Guenther <rguenther@suse.de>
13274 PR tree-optimization/39824
13275 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
13276 make sure the types are compatible.
13278 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13281 * c-common.c (c_parse_error): Take a token_flags parameter.
13282 Use token_type for the token type instead.
13283 Pass token_flags to cpp_type2name.
13284 * c-common.h (c_parse_error): Update declaration.
13285 * c-parser.c (c_parser_error): Pass 0 as token flags.
13287 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
13289 PR rtl-optimization/39580
13290 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
13292 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13294 * function.c (expand_function_end): Do not emit a jump to the "naked"
13295 return label for fall-through returns.
13296 * except.c (sjlj_emit_function_exit): Always place the call to the
13297 unregister function at the location installed by expand_function_end.
13299 2009-04-22 Richard Guenther <rguenther@suse.de>
13301 PR tree-optimization/39845
13302 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
13303 (gen_inbound_check): Likewise.
13305 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
13307 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
13309 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
13310 * config/vxlib.c (__gthread_once): Add race guard for PPC.
13312 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13314 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
13315 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
13316 shift counts to avoid out-of-bounds array accesses.
13318 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13320 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
13321 (Pmode): Move above.
13323 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
13325 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
13326 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
13327 GET_CODE macro. Use IN_RANGE macro where appropriate.
13328 * config/alpha/alpha.h: Ditto.
13329 * config/alpha/alpha.md: Ditto.
13330 * config/alpha/constraints.md: Ditto.
13331 * config/alpha/predicates.md: Ditto.
13333 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13335 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
13336 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13337 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13338 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13339 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13340 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13341 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13342 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13343 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13344 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13345 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13346 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13347 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13348 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13349 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13350 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13351 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13352 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13353 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13354 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13355 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13356 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13357 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13358 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13359 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13360 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13361 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13363 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13365 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
13366 references from comments.
13367 * cfgbuild.c: (count_basic_blocks): Delete.
13368 (find_basic_blocks_1): Delete.
13369 (find_basic_blocks): Delete.
13370 * except.c (finish_eh_generation): Make static. Move comment from
13371 except.h here. Remove find_basic_blocks references from comments.
13372 * except.h (finish_eh_generation): Delete.
13373 * basic-block.h (find_basic_blocks): Delete.
13374 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
13376 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
13378 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
13379 (sdbout_parms): Likewise.
13381 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13383 * config/sh/sh.c (prepare_cbranch_operands): Use
13384 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
13385 (expand_cbranchdi4): Likewise.
13386 (from_compare): Add cast to enum type.
13387 (expand_cbranchsi4): Use add_reg_note.
13388 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
13389 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
13390 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
13391 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13392 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
13393 instead of CODE_FOR_nothing.
13394 (cbranchdi4): Likewise. Fix the order of arguments for
13396 (push_fpscr): Use add_reg_note.
13397 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
13398 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
13400 2009-04-21 Joseph Myers <joseph@codesourcery.com>
13402 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
13403 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13404 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13405 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
13406 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
13407 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
13408 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
13409 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
13410 config/alpha/x-vms, config/arc/t-arc,
13411 config/arm/README-interworking, config/arm/arm-c.c,
13412 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
13413 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
13414 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
13415 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
13416 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
13417 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
13418 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
13419 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
13420 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
13421 config/cris/t-elfmulti, config/crx/t-crx,
13422 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
13423 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
13424 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
13425 config/h8300/t-h8300, config/i386/athlon.md,
13426 config/i386/darwin-libgcc.10.4.ver,
13427 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
13428 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
13429 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
13430 config/i386/t-linux64, config/i386/t-nwld,
13431 config/i386/t-rtems-i386, config/i386/t-sol2-10,
13432 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
13433 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
13434 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
13435 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
13436 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
13437 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
13438 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
13439 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
13440 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
13441 config/m68k/t-uclinux, config/mcore/t-mcore,
13442 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
13443 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
13444 config/mips/crtn.asm, config/mips/irix-crti.asm,
13445 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
13446 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
13447 config/mips/mips-fixed.md, config/mips/sb1.md,
13448 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
13449 config/mips/t-iris6, config/mips/t-isa3264,
13450 config/mips/t-libgcc-mips16, config/mips/t-linux64,
13451 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
13452 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
13453 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
13454 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
13455 config/mn10300/t-linux, config/mn10300/t-mn10300,
13456 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
13457 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
13458 config/picochip/libgccExtras/clzsi2.asm,
13459 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
13460 config/rs6000/darwin-libgcc.10.4.ver,
13461 config/rs6000/darwin-libgcc.10.5.ver,
13462 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
13463 config/rs6000/t-aix43, config/rs6000/t-aix52,
13464 config/rs6000/t-darwin, config/rs6000/t-fprules,
13465 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
13466 config/rs6000/t-lynx, config/rs6000/t-netbsd,
13467 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
13468 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
13469 config/rs6000/t-rtems, config/rs6000/t-spe,
13470 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
13471 config/score/t-score-elf, config/sh/divcost-analysis,
13472 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
13473 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
13474 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
13475 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
13476 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
13477 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
13478 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
13479 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
13480 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
13481 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
13482 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
13483 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
13484 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
13485 limitx.h, version.c, xcoff.h: Add copyright and license notices.
13486 * config/h8300/genmova.sh: Include copyright and license notices
13487 in generated output.
13488 * config/h8300/mova.md: Regenerate.
13489 * doc/install.texi2html: Include word "Copyright" in copyright
13490 notice and use name "Free Software Foundation, Inc.".
13491 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13492 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13493 ChangeLog-2007, ChangeLog-2008: Correct dates.
13495 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
13497 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
13498 NE_EXPR operations as well.
13499 * c-parser.c (c_parser_condition): Do not set location information on
13501 (c_parser_conditional_expression): Likewise.
13502 (c_parser_binary_expression): Set location information on operators.
13503 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
13504 TRUTH_NOT_EXPR has been folded.
13505 * fold-const.c (fold_truth_not_expr): Copy location information from
13506 the incoming expression to the outgoing one.
13507 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
13508 recursive calls on the LHS of the operator but pass that of the
13509 operator to recursive calls on the RHS of the operator. Set it
13511 (shortcut_cond_expr): Set the locus of the operator on the second
13512 COND_EXPR and that of the expression on the first in degenerate cases.
13513 Pass the locus of the expression to calls to shortcut_cond_r.
13514 Set the locus of the 'then' block on the associated jump, if any.
13515 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
13516 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
13517 expression to call to gimplify_boolean_expr.
13519 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
13521 * config.gcc: Add additional configuration for
13522 i686-w64-mingw* and x86_64-w64-mingw* triplet.
13523 * config/i386/mingw-w64.h: New mingw-w64 specific header.
13524 (CPP_SPEC): Redefine for allowing -municode option.
13525 (STARTFILE_SPEC): Likewise.
13526 * config/i386/t-mingw-w64: New.
13527 * config/i386/mingw-w64.opt: New.
13528 (municode): Add new target option.
13529 * doc/invoke.texi (municode): Add documentation for new option.
13531 2009-04-21 Ian Lance Taylor <iant@google.com>
13533 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13534 Correct test for number of arguments.
13535 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
13537 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13539 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13540 argument of emit_library_call.
13542 2009-04-21 Richard Guenther <rguenther@suse.de>
13544 PR middle-end/39829
13545 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13546 inside VIEW_CONVERT_EXPRs.
13548 2009-04-21 Martin Jambor <mjambor@suse.cz>
13550 * tree-switch-conversion.c (build_constructors): Split a long line.
13551 (constructor_contains_same_values_p): New function.
13552 (build_one_array): Create assigns of constants if possible, do not
13553 call mark_sym_for_renaming, call update_stmt.
13554 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
13555 make_rename_temp. Do not call mark_symbols_for_renaming, call
13557 (gen_def_assigns): Do not call mark_symbols_for_renaming or
13558 find_new_referenced_vars, call update_stmt.
13559 (gen_inbound_check): Use create_tmp_var and create ssa names manually
13560 instead of calling make_rename_temp. Do not call
13561 find_new_referenced_vars or mark_symbols_for_renaming, call
13564 2009-04-21 Richard Guenther <rguenther@suse.de>
13566 PR tree-optimization/39827
13567 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
13568 (tree_ssa_phiprop): Pass the correct array size.
13570 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13572 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13574 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
13577 * c-typeck.c (lvalue_p): Move declaration ...
13578 * c-common.h (lvalue_p): ... to here.
13579 * c-common.c (candidate_equal_p): New.
13580 (add_tlist): Use it.
13581 (merge_tlist): Use it.
13582 (warn_for_collisions_1): Likewise.
13583 (warning_candidate_p): Accept more candidates.
13584 (verify_tree): A warning candidate can be an expression. Use
13587 2009-04-21 Ben Elliston <bje@au.ibm.com>
13590 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13591 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
13592 options. Remove -mcall-solaris documentation.
13594 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13597 * doc/invoke.texi (-Wlong-long): Update description.
13598 * c-lex (interpret_integer): Only warn if there was no previous
13599 overflow and -Wlong-long is enabled.
13600 * c-decl.c (declspecs_add_type): Drop redundant flags.
13601 * c.opt (Wlong-long): Init to -1.
13602 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13603 and front-end warn_long_long. Wlong-long only depends on other
13604 flags if it is uninitialized.
13605 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13606 the same for CPP and FE.
13607 (restore_extension_diagnostics): Likewise.
13609 2009-04-20 Ian Lance Taylor <iant@google.com>
13611 Fix enum conversions which are invalid in C++:
13612 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13613 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13614 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13615 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13616 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13617 (dbxout_parms): Likewise.
13618 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13619 (df_clear_flags): Likewise.
13620 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13621 top_flag parameter to int.
13622 (df_chain_create_bb_process_use): Likewise.
13623 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13625 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13626 (df_ref_create_structure, df_def_record_1): Likewise.
13627 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13628 (df_notes_rescan): Change 0 to VOIDmode in function call.
13629 (df_get_call_refs, df_insn_refs_collect): Likewise.
13630 (df_bb_regs_collect): Likewise.
13631 (df_entry_block_defs_collect): Likewise.
13632 (df_exit_block_uses_collect): Likewise.
13633 * df.h: Update declarations.
13634 * double-int.c (double_int_divmod): Add cast to enum type.
13635 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13636 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13637 (based_loc_descr): Likewise.
13638 (loc_descriptor_from_tree_1): Change first_op and second_op to
13639 enum dwarf_location_atom. Add cast to enum type.
13640 * expmed.c (init_expmed): Change 0 to SET in function call.
13641 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13642 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13643 (do_store_flag): Likewise.
13644 * fixed-value.h (struct fixed_value): Change mode to enum
13646 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13647 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13649 (insert_insn_decl, insert_decl, insert_state): Likewise.
13650 (automata_list_finish): Likewise.
13651 * genrecog.c (process_define_predicate): Add cast to enum type.
13652 * gensupport.c (init_predicate_table): Add cast to enum type.
13653 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13655 (gimple_build_call_1, gimple_build_label): Likewise.
13656 (gimple_build_goto, gimple_build_asm_1): Likewise.
13657 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13658 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13659 (enum fallback): Rename from enum fallback_t.
13660 (fallback_t): Typedef as int.
13661 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13662 GSI_SAME_STMT in function call.
13663 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13665 (setup_reg_class_relations): Likewise.
13666 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13667 (setup_prohibited_class_mode_regs): Add cast to enum type.
13668 (setup_prohibited_mode_move_regs): Likewise.
13669 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13670 (record_address_regs): Change i to enum reg_class.
13671 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13672 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13673 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13674 (GET_MODE_2XWIDER_MODE): Likewise.
13675 (GET_CLASS_NARROWEST_MODE): Likewise.
13676 * omp-low.c (expand_omp_for): Add cast to enum type.
13677 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13678 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13679 * postreload.c (reload_cse_simplify_operands): Change rclass local
13681 * predict.c (combine_predictions_for_insn): Change best_predictor
13682 and predictor to enum br_predictor.
13683 (combine_predictions_for_bb): Likewise.
13684 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13685 use SET_PREDICT_EXPR_OUTCOME.
13686 * real.c (real_arithmetic): Change icode to code in function call.
13687 * reginfo.c (init_move_cost): Add casts to enum type.
13688 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13689 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13691 * reload.c (find_valid_class): Add casts to enum type.
13692 (push_reload): Change 0 to NO_REGS in function call.
13693 (find_reloads): Change this_alternative to array of enum
13694 reg_class. Remove some now-unnecessary casts.
13695 (make_memloc): Change 0 to VOIDmode in function call.
13696 * reload1.c (reload): Change 0 to VOIDmode in function call.
13697 (eliminate_regs_1, elimination_effects): Likewise.
13698 (eliminate_regs_in_insn): Likewise.
13699 (emit_input_reload_insns): Add cast to enum type.
13700 (delete_output_reload): Change 0 to VOIDmode in function call.
13701 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13702 to enum type in function call.
13703 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13704 (SET_PREDICT_EXPR_OUTCOME): Define.
13705 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13706 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13707 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13708 (dump_function): Likewise.
13709 * tree-dump.h: Update declarations.
13710 * tree-pass.h: Update declarations.
13711 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13712 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13714 (arm_rtx_costs_1): Correct parenthesization.
13715 (arm_rtx_costs): Add casts to enum type.
13716 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13717 (vfp_emit_fstmd): Use add_rg_note.
13718 (emit_multi_reg_push, emit_sfm): Likewise.
13719 (thumb_set_frame_pointer): Likewise.
13720 (arm_expand_prologue): Likewise.
13721 (arm_regno_class): Change return type to enum reg_class.
13722 (thumb1_expand_prologue): Use add_reg_note.
13723 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13724 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13726 * config/arm/gentune.sh: Add cast to enum type.
13727 * config/arm/arm-tune.md: Rebuild.
13728 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13729 (ix86_split_fp_branch, predict_jump): Likewise.
13730 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13731 insn_code to enum rtx_code.
13732 (ix86_builtin_vectorized_function): Add cast to enum type.
13733 * config/i386/i386.md (truncdfsf2): Change slot to enum
13735 (truncxf<mode>2, isinf<mode>2): Likewise.
13736 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13738 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13739 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13740 (insert_bundle_state): Change 1 to INSERT in function call.
13741 (ia64_add_bundle_selector_before): Likewise.
13742 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13743 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13744 (restore_stack_nonlocal): Likewise.
13745 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13747 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13749 (mips_rtx_costs): Likewise.
13750 (mips_override_options): Add casts to enum type.
13751 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13753 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13754 (store_reg, set_reg_plus_d): Likewise.
13755 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13756 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13758 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13760 (emit_unlikely_jump): Use add_reg_note.
13761 (rs6000_emit_allocate_stack): Likewise.
13762 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13763 (output_toc): Change 1 to INSERT in function call.
13764 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13765 (rs6000_initialize_trampoline): Likewise.
13766 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13768 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13769 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13770 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13771 (save_gprs): Use add_reg_note.
13772 (s390_emit_prologue): Likewise.
13773 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13774 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13775 (sparc_fold_builtin): Add cast to enum type.
13776 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13778 (spu_expand_prologue): Use add_reg_note.
13779 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13781 2009-04-20 Ian Lance Taylor <iant@google.com>
13783 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13784 (c_parser_postfix_expression_after_primary): Get VEC for list of
13785 arguments. Get original types of arguments. Call
13786 build_function_call_vec.
13787 (cached_expr_list_1, cached_expr_list_2): New static variables.
13788 (c_parser_expr_list): Change return type to VEC *. Add
13789 p_orig_types parameter. Change all callers.
13790 (c_parser_release_expr): New static function.
13791 (c_parser_vec_to_tree_list): New static function.
13792 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13793 call build_function_call_vec.
13794 (build_function_call_vec): New function, based on old
13795 build_function_call.
13796 (convert_arguments): Remove nargs and argarray parameters. Change
13797 values to a VEC. Add origtypes parameter.
13798 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13799 (convert_for_assignment): Add origtype parameter. Change all
13800 callers. If warn_cxx_compat, check for conversion to an enum
13801 type when calling a function.
13802 (store_init_value): Add origtype parameter. Change all callers.
13803 (digest_init): Likewise.
13804 (struct init_node): Add origtype field.
13805 (add_pending_init): Add origtype parameter. Change all callers.
13806 (output_init_element): Likewise.
13807 (output_pending_init_elements): Pass origtype from init_node to
13808 output_init_element.
13809 (process_init_element): Pass origtype from c_expr to
13810 output_init_element.
13811 (c_finish_return): Add origtype parameter. Change all callers.
13812 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13814 (sync_resolve_params): Likewise.
13815 (sync_resolve_return): Change params to first_param. Change caller.
13816 (resolve_overloaded_builtins): Change params to VEC *. Change
13817 callers. Save first parameter around call to build_function_call_vec.
13818 * c-decl.c (finish_decl): Add origtype parameter. Change all
13819 callers. Call build_function_call_vec rather than
13820 build_function_call for cleanup.
13821 * c-tree.h: Update declarations.
13822 * c-common.h: Update declarations.
13823 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13824 params to first_param.
13825 * target.h (struct gcc_target): Change resolve_overloaded_builtin
13826 params parameter from tree to void *.
13827 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13828 Change arglist parameter to have type void *, and to be a pointer
13830 * config/rs6000/rs6000-protos.h
13831 (altivec_resolve_overloaded_builtin): Update declaration.
13832 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
13833 fnargs parameter to have type void *, and to be a pointer to a
13834 VEC. Call build_function_call_vec instead of
13835 build_function_call.
13836 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
13838 2009-04-20 Joey Ye <joey.ye@intel.com>
13839 Xuepeng Guo <xuepeng.guo@intel.com>
13840 H.J. Lu <hongjiu.lu@intel.com>
13842 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
13844 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
13845 (IX86_LEA_PRIORITY): Likewise.
13846 (distance_non_agu_define): New function.
13847 (distance_agu_use): Likewise.
13848 (ix86_lea_for_add_ok): Likewise.
13849 (ix86_dep_by_shift_count): Likewise.
13851 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
13852 should split for LEA.
13854 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
13856 (ix86_dep_by_shift_count): Likewise.
13858 2009-04-20 Richard Guenther <rguenther@suse.de>
13860 * expr.c (handled_component_p): Move ...
13861 * tree.h (handled_component_p): ... here.
13862 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
13863 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
13864 and REALPART_EXPR to be in one group.
13866 2009-04-20 Richard Guenther <rguenther@suse.de>
13868 * basic-block.h (get_all_dominated_blocks): Declare.
13869 * dominance.c (get_all_dominated_blocks): New function.
13870 * tree-cfg.c (get_all_dominated_blocks): Remove.
13871 (remove_edge_and_dominated_blocks): Adjust.
13872 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
13873 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
13874 instead of recursing.
13876 2009-04-20 Doug Kwan <dougkwan@google.com>
13878 * cgraph.h (cgraph_node_ptr): New type for vector functions.
13879 (struct cgraph_node_set_def): New type.
13880 (cgraph_node_set) New type. Also declare vector functions.
13881 (struct cgraph_node_set_element_def): New type.
13882 (cgraph_node_set_element): Ditto.
13883 (cgraph_node_set_iterator): New iterator type.
13884 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
13885 cgraph_node_set_remove, dump_cgraph_node_set,
13886 debug_cgraph_node_set): New prototypes.
13887 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
13888 cgraph_node_set_size): New inlines.
13889 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
13890 including cgraph.h.
13891 (struct ipa_opt_pass): Add struct cgraph_node_set_def
13892 argument to function 'write_summary'.
13893 * ipa.c: Include ggc.h.
13894 (hash_cgraph_node_set_element,
13895 eq_cgraph_node_set_element, cgraph_node_set_new,
13896 cgraph_node_set_add, cgraph_node_set_remove,
13897 cgraph_node_set_find, dump_cgraph_node_set,
13898 debug_cgraph_node_set): New functions.
13899 * Makefile.in (ipa.o): Add dependency on GGC_H.
13901 2009-04-20 Ira Rosen <irar@il.ibm.com>
13903 PR tree-optimization/39675
13904 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
13905 check of the return code of vect_schedule_slp. Check that
13906 stmt_vec_info still exists for the statement, before checking its
13907 vectorization type.
13909 2009-04-20 Michael Matz <matz@suse.de>
13911 * Makefile.in (generated_files): Take out $(simple_generated_c).
13913 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
13915 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
13916 (UINTPTR_TYPE): Likewise.
13918 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13921 * c-typeck.c (digest_init): Check for initializing an array with a
13924 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13927 * c-semantics.c (pop_stmt_list): Propagate
13928 STATEMENT_LIST_HAS_LABEL to parent statement list.
13930 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
13932 * config/mips/mips.h (mips_tune_attr): New macro.
13933 * config/mips/mips.md (cpu): Use it.
13935 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13938 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
13941 2009-04-19 Diego Novillo <dnovillo@google.com>
13943 * toplev.c (compile_file): Move call to coverage_finish ...
13944 * cgraphunit.c (ipa_passes): ... here.
13945 Call cgraph_process_new_functions.
13946 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
13947 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
13949 2009-04-19 Jan Hubicka <jh@suse.cz>
13951 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
13953 (dump_cgraph_node): Dump can throw external flag.
13954 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
13956 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13960 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
13961 * common.opt (Wlogical-op): Move from here...
13962 * c.opt (Wlogical-op): ... to here.
13963 * c-typeck.c (parser_build_binary_op): Update call to
13964 warn_logical_operator.
13965 * c-opts.c (c_common_post_options): Enable warn_logical_op with
13967 * c-common.c (warn_logical_op): Update.
13968 * c-common.h (warn_logical_op): Update declaration.
13970 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
13972 * tree.c (protected_set_expr_location): Fix formatting.
13974 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13977 * c-typeck.c (readonly_warning): new.
13978 (build_unary_op, build_modify_expr): Use readonly_warning for
13979 storing into something readonly but not const-qualified.
13981 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13984 * c-typeck.c (build_unary_op): Check for taking address of
13985 expression of type void.
13987 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13990 * c-typeck.c (build_function_call): Check for calling a function
13991 with qualified void return types. Call require_complete_type when
13994 2009-04-18 Jan Hubicka <jh@suse.cz>
13996 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
13998 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
13999 can_throw_external flag.
14000 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
14001 * ipa-pure-const.c (ignore_edge): New function.
14002 (propagate): Compute order for NOTHROW computation; set NOTHROWs
14003 only over can_throw_external edges.
14004 (local_pure_const): Add nothrow flag.
14005 * ipa-utils.c (searchc): Add ignore_edge callback.
14006 (ipa_utils_reduced_inorder): Add ignore_edge callback.
14007 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
14008 (set_nothrow_function_flags): Update cgraph.
14009 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
14011 2009-04-18 Richard Guenther <rguenther@suse.de>
14013 PR middle-end/39804
14014 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
14015 (fold_stmt): ... this and ...
14016 (fold_stmt_inplace): ... this.
14017 (fold_stmt_1): Fold references in calls and asms.
14018 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
14020 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14022 * tree-vrp.c (ssa_name_nonzero_p): Remove.
14023 * tree.h: Remove the prototype for ssa_name_nonzero_p.
14025 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14027 * tree.c (function_args_count): Remove.
14028 * tree.h: Remove the prototype for function_args_count.
14030 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14032 * tree-iterator.c (expr_only): Remove.
14033 * tree.h: Remove the prototype for expr_only.
14035 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14037 * reginfo.c (cannot_change_mode_set_regs): Remove.
14038 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
14040 2009-04-08 Anatoly Sokolov <aesok@post.ru>
14042 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
14043 whether operands 0 and 1 overlaps.
14045 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
14047 PR middle-end/36902
14048 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
14049 pointer. Use warning_at instead of warning.
14050 (search_for_addr_array): Likewise.
14051 (check_array_bounds): Likewise.
14052 (check_all_array_refs): Check that the incoming edge is not in the
14053 list of edges to be removed.
14054 (check_all_array_refs): Avoid the temporal pointer.
14055 (vrp_visit_cond_stmt): Fix typo.
14056 (simplify_switch_using_ranges): Handle the case where the switch
14057 index is an integer constant.
14059 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
14061 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
14063 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14065 * doc/extend.texi, doc/invoke.texi: Fix typos.
14067 2009-04-17 Cary Coutant <ccoutant@google.com>
14069 * tree-flow-inline.h (get_lineno): Fix inverted test.
14071 2009-04-17 Diego Novillo <dnovillo@google.com>
14073 * tree-ssa-pre.c (create_expression_by_pieces): Remove
14074 assertion for AVAIL_OUT.
14076 2009-04-17 Mike Frysinger <vapier@gentoo.org>
14079 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
14080 * config/sh/linux-atomic.asm: Likewise.
14082 2009-04-17 Diego Novillo <dnovillo@google.com>
14084 * except.c (debug_eh_tree): New.
14085 (struct eh_region, struct eh_status): Move ...
14086 * except.h: ... here.
14087 (add_type_for_runtime): Declare extern.
14088 (lookup_type_for_runtime): Likewise.
14089 (debug_eh_tree): Declare.
14090 * Makefile.in (GTFILES): List except.h before except.c
14092 2009-04-17 Diego Novillo <dnovillo@google.com>
14094 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
14095 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
14096 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
14097 (find_vars_r): ... here.
14098 * tree-flow.h (find_referenced_vars_in): Declare.
14099 * tree-ssa-pre.c (create_expression_by_pieces): Assert
14100 that AVAIL_OUT exists for BLOCK.
14101 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
14102 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
14103 (tree-parloops.o): Likewise.
14105 2009-04-17 Simon Baldwin <simonb@google.com>
14107 * toplev.c (default_tree_printer): Add handling for %E format.
14109 2009-04-17 Diego Novillo <dnovillo@google.com>
14111 * tree-pretty-print.c (dump_generic_node): Add break after
14112 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
14113 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
14114 FUNCTION_TYPE together. Call print_struct_decl when printing
14115 structures and TDF_SLIM is not given.
14116 (print_struct_decl): Fix logic for detecting recursion.
14118 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14121 * gcc.c (create_at_file): New.
14122 (compile_input_file_p): New.
14123 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
14124 * main.c (main): Update call to toplev_main.
14125 * toplev.c (toplev_main): Change signature. Call expandargv.
14126 * toplev.h (toplev_main): Change signature.
14128 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14130 * dwarf2out.c (field_byte_offset): Use the type size as the field size
14131 if the latter is not constant.
14133 2009-04-17 David Edelsohn <edelsohn@gnu.org>
14135 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
14137 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14139 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
14140 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
14142 2009-04-17 Richard Guenther <rguenther@suse.de>
14144 * tree-ssa-structalias.c (get_constraint_for_component_ref):
14145 Handle component references view-converting an invariant address.
14147 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
14149 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
14150 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
14151 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
14152 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
14153 Use @deftypevr rather than @deftypevar.
14155 2009-04-17 Richard Guenther <rguenther@suse.de>
14157 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
14158 (get_prop_source_stmt): Likewise.
14159 (can_propagate_from): Likewise.
14161 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
14163 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
14164 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
14165 (--with-multilib-list): Add default value.
14166 * configure: Regenerate.
14167 * Makefile.in (TM_ENDIAN_CONFIG): Define.
14168 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
14169 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
14170 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
14171 Don't add default cpu to multilib list unnecessarily, but do enable
14172 the relevant compiler option..
14173 Add support for --with-multilib-list=<blank> and
14174 --with-multilib-list=!<somelib> to supress unwanted multilibs.
14175 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
14176 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
14177 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
14178 TM_MULTILIB_CONFIG.
14179 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
14180 (MULTILIB_OSDIRNAMES): New variable.
14181 * config/sh/t-1e: Delete file.
14182 * config/sh/t-mlib-sh1: Delete file.
14183 * config/sh/t-mlib-sh2: Delete file.
14184 * config/sh/t-mlib-sh2a: Delete file.
14185 * config/sh/t-mlib-sh2a-nofpu: Delete file.
14186 * config/sh/t-mlib-sh2a-single: Delete file.
14187 * config/sh/t-mlib-sh2a-single-only: Delete file.
14188 * config/sh/t-mlib-sh2e: Delete file.
14189 * config/sh/t-mlib-sh3e: Delete file.
14190 * config/sh/t-mlib-sh4: Delete file.
14191 * config/sh/t-mlib-sh4-nofpu: Delete file.
14192 * config/sh/t-mlib-sh4-single: Delete file.
14193 * config/sh/t-mlib-sh4-single-only: Delete file.
14194 * config/sh/t-mlib-sh4a: Delete file.
14195 * config/sh/t-mlib-sh4a-nofpu: Delete file.
14196 * config/sh/t-mlib-sh4a-single: Delete file.
14197 * config/sh/t-mlib-sh4a-single-only: Delete file.
14198 * config/sh/t-mlib-sh4al: Delete file.
14199 * config/sh/t-mlib-sh5-32media: Delete file.
14200 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
14201 * config/sh/t-mlib-sh5-64media: Delete file.
14202 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
14203 * config/sh/t-mlib-sh5-compact: Delete file.
14204 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
14205 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
14206 * doc/install.texi (Options specification): Add
14207 --with-multilib-list and --with-endian.
14209 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14211 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
14213 (OBJS-common): Add plugin-version.o.
14214 (plugin-version.o): New.
14215 * gcc-plugin.h (plugin_gcc_version): New.
14216 (plugin_default_version_check): New.
14217 (plugin_init_func, plugin_init): Add version argument.
14218 * plugin-version.c: New.
14219 * plugin.c (str_plugin_gcc_version_name): New.
14220 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
14221 pass it to the init function.
14222 (plugin_default_version_check): New.
14224 2009-04-17 Richard Guenther <rguenther@suse.de>
14226 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
14227 for decl-vs-decl disambiguation.
14229 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
14231 * config/s390/s390.h (s390_tune_attr): New macro definition.
14232 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
14234 2009-04-17 Richard Guenther <rguenther@suse.de>
14236 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
14237 (fold_stmt_r): Likewise.
14238 (maybe_fold_reference): New function.
14239 (fold_gimple_assign): Handle cases fold_stmt_r did.
14240 (fold_stmt): Do not use fold_stmt_r.
14241 (fold_stmt_inplace): Likewise.
14243 2009-04-17 Richard Guenther <rguenther@suse.de>
14245 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
14246 (record_equivalences_from_stmt): Remove useless checks and
14248 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
14249 the type is already suitable.
14251 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
14253 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
14255 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
14257 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
14258 (CMPtype): Define as __gcc_CMPtype.
14260 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
14262 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
14263 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
14265 2009-04-17 Richard Guenther <rguenther@suse.de>
14267 PR tree-optimization/39746
14268 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
14269 special-casing for builtins and static variable use/def.
14270 (call_may_clobber_ref_p_1): Likewise.
14272 2009-04-16 Ian Lance Taylor <iant@google.com>
14274 * df.h: Include "timevar.h".
14275 (struct df_problem): Change tv_id field to timevar_id_t.
14276 * tree-pass.h: Include "timevar.h".
14277 (struct opt_pass): Change tv_id field to timevar_id_t.
14278 * timevar.h (timevar_id_t): Define TV_NONE.
14279 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
14280 TV_NONE rather than tv_id != 0.
14281 (execute_one_pass): Likewise.
14282 * Makefile.in (DF_H): Add $(TIMEVAR_H).
14283 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
14284 dependencies to $(TREE_PASS_H).
14285 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
14287 (pass_branch_target_load_optimize2): Likewise.
14288 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
14289 (pass_outof_cfg_layout_mode): Likewise.
14290 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
14291 (pass_rebuild_cgraph_edges): Likewise.
14292 (pass_remove_cgraph_callee_edges): Likewise.
14293 * df-core.c (pass_df_initialize_opt): Likewise.
14294 (pass_df_initialize_no_opt): Likewise.
14295 (pass_df_finish): Likewise.
14296 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
14297 * except.c (pass_set_nothrow_function_flags): Likewise.
14298 (pass_convert_to_eh_region_ranges): Likewise.
14299 * final.c (pass_compute_alignments): Likewise.
14300 * function.c (pass_instantiate_virtual_regs): Likewise.
14301 (pass_init_function): Likewise.
14302 (pass_leaf_regs): Likewise.
14303 (pass_match_asm_constraints): Likewise.
14304 * gimple-low.c (pass_lower_cf): Likewise.
14305 (pass_mark_used_blocks): Likewise.
14306 * init-regs.c (pass_initialize_regs): Likewise.
14307 * integrate.c (pass_initial_value_sets): Likewise.
14308 * ira.c (pass_ira): Likewise.
14309 * jump.c (pass_cleanup_barriers): Likewise.
14310 * omp-low.c (pass_expand_omp): Likewise.
14311 (pass_lower_omp): Likewise.
14312 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
14313 * recog.c (pass_split_all_insns): Likewise.
14314 (pass_split_after_reload): Likewise.
14315 (pass_split_before_regstack): Likewise.
14316 (pass_split_before_sched2): Likewise.
14317 (pass_split_for_shorten_branches): Likewise.
14318 * reginfo.c (pass_reginfo_init): Likewise.
14319 (pass_subregs_of_mode_init): Likewise.
14320 (pass_subregs_of_mode_finish): Likewise.
14321 * passes.c (pass_postreload): Likewise.
14322 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
14323 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
14324 (pass_warn_function_return): Likewise.
14325 (pass_warn_function_noreturn): Likewise.
14326 * tree-complex.c (pass_lower_complex): Likewise.
14327 (pass_lower_complex_O0): Likewise.
14328 * tree-if-conv.c (pass_if_conversion): Likewise.
14329 * tree-into-ssa.c (pass_build_ssa): Likewise.
14330 * tree-mudflap.c (pass_mudflap_1): Likewise.
14331 (pass_mudflap_2): Likewise.
14332 * tree-nomudflap.c (pass_mudflap_1): Likewise.
14333 (pass_mudflap_2): Likewise.
14334 * tree-nrv.c (pass_return_slot): Likewise.
14335 * tree-object-size.c (pass_object_sizes): Likewise.
14336 * tree-optimize.c (pass_all_optimizations): Likewise.
14337 (pass_early_local_passes): Likewise.
14338 (pass_all_early_optimizations): Likewise.
14339 (pass_cleanup_cfg): Likewise.
14340 (pass_cleanup_cfg_post_optimizing): Likewise.
14341 (pass_free_datastructures): Likewise.
14342 (pass_free_cfg_annotations): Likewise.
14343 (pass_fixup_cfg): Likewise.
14344 (pass_init_datastructures): Likewise.
14345 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
14346 (pass_late_warn_uninitialized): Likewise.
14347 (pass_update_address_taken): Likewise.
14348 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
14349 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
14350 (pass_cse_sincos): Likewise.
14351 (pass_convert_to_rsqrt): Likewise.
14352 * tree-ssa-structalias.c (pass_build_alias): Likewise.
14353 * tree-stdarg.c (pass_stdarg): Likewise.
14354 * tree-tailcall.c (pass_tail_recursion): Likewise.
14355 (pass_tail_calls): Likewise.
14356 * tree-vect-generic.c (pass_lower_vector): Likewise.
14357 (pass_lower_vector_ssa): Likewise.
14358 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
14360 2009-04-16 Joseph Myers <joseph@codesourcery.com>
14362 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
14364 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
14366 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
14367 logical and signext.
14369 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
14372 * config/sh/predicates.md (arith_operand): Check if the operand
14373 of TRUNCATE is a REG.
14375 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14377 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14378 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14380 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14382 * tree-iterator.c (tsi_split_statement_list_after,
14383 tsi_split_statement_list_before): Remove.
14384 * tree-iterator.h: Remove the prototypes for
14385 tsi_split_statement_list_after and tsi_split_statement_list_before.
14387 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14389 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
14390 * tree-ssa-propagate.h: Remove the prototype for
14391 stmt_makes_single_load.
14393 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14395 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
14396 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
14398 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14400 * tree-iterator.c (EXPR_LAST_BODY): Remove.
14402 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14404 * except.c (eh_region_outer_p): Remove.
14405 * except.h: Remove the prototype for eh_region_outer_p.
14407 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14409 * function.c (current_function_assembler_name): Remove.
14410 * function.h: Remove the prototype for
14411 current_function_assembler_name.
14413 2009-04-16 Ian Lance Taylor <iant@google.com>
14415 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
14416 (add_reg_note): Call alloc_reg_note.
14417 * rtl.h (alloc_reg_note): Declare.
14418 * combine.c (try_combine): Use alloc_reg_note.
14419 (recog_for_combine, move_deaths): Likewise.
14420 (distribute_notes): Use alloc_reg_note and add_reg_note.
14421 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
14422 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
14423 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
14425 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
14427 PR rtl-optimization/39762
14428 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
14429 ira_may_move_out_cost): Add comments about way of their usage.
14430 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
14432 * ira-conflicts.c (process_regs_for_copy): Use function
14433 ira_get_register_move_cost instead of global
14434 ira_register_move_cost.
14436 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
14437 color_pass, move_spill_restore, update_curr_costs): Ditto.
14439 * ira-lives.c (process_single_reg_class_operands): Ditto.
14441 * ira-emit.c (emit_move_list): Ditto.
14443 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
14444 (record_reg_classes): Ditto. Use functions
14445 ira_get_register_move_cost and ira_get_may_move_cost instead of
14446 global vars ira_register_move_cost, ira_may_move_out_cost and
14447 ira_may_move_in_cost.
14448 (record_address_regs): Don't call ira_init_register_move_cost.
14449 Use function ira_get_may_move_cost instead of global
14450 ira_may_move_in_cost.
14451 (process_bb_node_for_hard_reg_moves): Use function
14452 ira_get_register_move_cost instead of global ira_register_move_cost.
14453 (ira_costs): Don't call ira_init_register_move_cost.
14455 2009-04-16 Richard Guenther <rguenther@suse.de>
14457 * tree-cfg.c (verify_gimple_assign_binary):
14458 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
14459 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
14460 (create_general_new_stmt): Note that this function is broken.
14462 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14464 * common.opt (fhelp): Add Var(help_flag).
14465 * gcc-plugin.h (plugin_info): Add help.
14466 * plugin.c (plugin_name_args): Add help.
14467 (register_plugin_info): Set plugin->help.
14468 (print_help_one_plugin): New.
14469 (print_plugins_help): New.
14470 * plugin.h (print_plugins_help): New.
14471 * toplev.c (toplev_main): Call print_plugins_help if needed.
14473 2009-04-16 Richard Guenther <rguenther@suse.de>
14475 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
14476 (gimple_ior_addresses_taken_1): New function.
14477 (gimple_ior_addresses_taken): Likewise.
14478 * gimple.h (struct gimple_statement_with_ops_base): Remove
14479 addresses_taken member.
14480 (gimple_ior_addresses_taken): Declare.
14481 (gimple_addresses_taken, gimple_addresses_taken_ptr,
14482 gimple_set_addresses_taken): Remove.
14483 * ipa-reference.c (mark_address): New function.
14484 (scan_stmt_for_static_refs): Use it for marking addresses taken.
14485 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
14486 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
14487 (gimple_add_to_addresses_taken): Remove.
14488 (get_tmr_operands): Call mark_address_taken.
14489 (get_asm_expr_operands): Likewise.
14490 (get_expr_operands): Likewise.
14491 (build_ssa_operands): Do not clear the addresses_taken bitmap.
14492 (free_stmt_operands): Do not free it.
14493 * tree-ssa.c (delete_tree_ssa): Likewise.
14494 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
14496 2009-04-16 Richard Guenther <rguenther@suse.de>
14498 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
14499 (walk_stmt_load_store_ops): Likewise.
14500 * gimple.c (get_base_loadstore): New function.
14501 (walk_stmt_load_store_addr_ops): Likewise.
14502 (walk_stmt_load_store_ops): Likewise.
14503 * ipa-pure-const.c (check_op): Simplify.
14504 (check_load, check_store): New functions.
14505 (check_stmt): Use walk_stmt_load_store_ops.
14506 * ipa-reference.c (mark_load): Adjust signature.
14507 (mark_store): Likewise.
14508 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
14510 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14512 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
14513 (plugin_info): New.
14514 * opts.c (common_handle_option): Don't call print_version.
14515 * plugin.c (plugin_name_args): Add version.
14516 (register_plugin_info): New.
14517 (register_callback): Handle PLUGIN_INFO.
14518 (try_init_one_plugin): New.
14519 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
14521 (finalize_one_plugin): New.
14522 (finalize_plugins): New.
14523 (print_one_plugin): New.
14524 (print_plugins_versions): New.
14525 * plugin.h (print_plugins_versions): New.
14526 (finalize_plugins): New.
14527 * toplev.c (compile_file): Don't call initialize_plugins.
14528 (print_version): Call print_plugins_versions.
14529 (toplev_main): Call initialize_plugins. Print version if needed.
14530 Call finalize_plugins.
14532 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14534 * common.opt (fversion): New.
14535 * gcc.c (print_version): New.
14536 (process_command): Don't print the version. Just set print_version.
14537 (main): Print version. Call subprocesses if print_version and
14538 verbose_flag are set.
14539 * opts.c (common_handle_option): Handle OPT_fversion.
14541 2009-04-16 Richard Guenther <rguenther@suse.de>
14542 Ira Rosen <irar@il.ibm.com>
14544 PR tree-optimization/39698
14545 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
14546 type of the reduction variable. Only generate the def if
14549 * omp-low.c (expand_omp_for_generic): When converting to a pointer
14550 make sure to first convert to an integer of the same precision.
14551 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
14552 the type of the evolution correctly in computing the new
14553 induction variable base.
14555 2009-04-16 Richard Guenther <rguenther@suse.de>
14557 PR middle-end/39625
14558 * tree-cfg.c (make_blocks): Split statements with to-be
14559 abnormal SSA names on the lhs.
14561 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
14563 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
14564 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
14565 * c-typeck.c (really_start_incremental_init): Likewise.
14566 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
14567 (TARGET_INITIALIZER): Remove it.
14568 * target.h (struct target): Remove vector_opaque_p.
14569 * tree.c (build_opaque_vector_type): New.
14570 * tree.h (TYPE_VECTOR_OPAQUE): New.
14571 (build_opaque_vector_type): Declare.
14572 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
14573 * config/rs6000/rs6000.c (build_opaque_vector_type,
14574 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
14575 (rs6000_init_builtins): Use build_opaque_vector_type for
14576 opaque_V4SI_type_node.
14578 2009-04-15 Catherine Moore <clm@codesourcery.com>
14580 * debug.h (set_name): Declare.
14581 * dwarf2out.c (dwarf2out_set_name): Declare.
14582 (dwarf2_debug_hooks): Add set_name.
14583 (find_AT_string): New.
14584 (add_AT_string): Call find_AT_string.
14585 (dwarf2out_set_name): New.
14586 * cp/decl.c (grokdeclarator): Call set_name.
14587 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
14588 * debug.c (do_nothing_debug_hooks): Likewise.
14589 * dbxout.c (dbx_debug_hooks): Likewise.
14590 * sdbout.c (sdb_debug_hooks): Likewise.
14592 2009-04-15 Michael Eager <eager@eagercon.com>
14594 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
14595 reg for single-precision FPU.
14596 * config/rs6000/rs6000.md (movsi_internal1): Only for
14597 !TARGET_SINGLE_FPU.
14598 (movsi_internal1_single): New. Add pattern to move SI values to/from
14599 single-precision FP regs.
14601 2009-04-15 Richard Guenther <rguenther@suse.de>
14603 * omp-low.c (lower_rec_input_clauses): Build correct address
14605 (expand_omp_for_generic): Fix multiplication type.
14606 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14607 (generate_memset_zero): Fix types.
14608 * tree-profile.c (prepare_instrumented_value): Correctly
14611 2009-04-15 Ian Lance Taylor <iant@google.com>
14613 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14614 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14615 for -Wall and for -Wc++-compat.
14616 (c_common_post_options): For C++, set warn_enum_compare if not
14618 * c-tree.h (struct c_expr): Add field original_type.
14619 (build_external_ref): Update declaration.
14620 * c-parser.c (c_parser_braced_init): Set original_type.
14621 (c_parser_initelt): Likewise.
14622 (c_parser_expr_no_commas): Likewise.
14623 (c_parser_conditional_expression): Likewise.
14624 (c_parser_cast_expression): Likewise.
14625 (c_parser_unary_expression): Likewise. Pull setting of
14626 original_code to top of function.
14627 (c_parser_sizeof_expression): Set original_type.
14628 (c_parser_alignof_expression): Likewise.
14629 (c_parser_postfix_expression): Likewise. Pull setting of
14630 original_code to top of function.
14631 (c_parser_postfix_expression_after_paren_type): Set original_type.
14632 (c_parser_postfix_expression_after_primary): Likewise.
14633 (c_parser_expression): Likewise.
14634 * c-typeck.c (build_external_ref): Add type parameter. Change all
14636 (c_expr_sizeof_expr): Set original_type field.
14637 (parser_build_unary_op): Likewise.
14638 (parser_build_binary_op): Likewise. Optionally warn about
14639 comparisons of enums of different types.
14640 (digest_init): Set original_type field.
14641 (really_start_incremental_init): Likewise.
14642 (push_init_level, pop_init_level): Likewise.
14643 * doc/invoke.texi (Warning Options): -Wenum-compare now
14646 2009-04-15 Richard Guenther <rguenther@suse.de>
14648 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14649 out a necessary conversion.
14650 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14651 names we didn't value number.
14652 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14654 2009-04-15 Richard Guenther <rguenther@suse.de>
14656 PR tree-optimization/39764
14657 * tree-ssa-ccp.c (get_value): Canonicalize value with
14658 canonicalize_float_value.
14660 2009-04-15 Jan Hubicka <jh@suse.cz>
14662 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14663 Wrong version of patch.
14665 2009-04-15 Jan Hubicka <jh@suse.cz>
14667 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14669 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14671 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14672 our distinct integral and vector types.
14674 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14676 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14677 * init.c (build_vtbl_address): Remove call to assemble_external.
14679 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14681 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14682 output for other floating point modes.
14684 2009-04-14 Diego Novillo <dnovillo@google.com>
14686 * diagnostic.c (diagnostic_report_diagnostic): Do not
14687 warn about loaded plugins for DK_ERROR and DK_WARNING.
14688 * c-decl.c (declspecs_add_type): Move call to
14689 invoke_plugin_callbacks ...
14690 * c-parser.c (c_parser_declspecs): ... here.
14691 * plugin.c (dump_active_plugins): Tidy output.
14693 2009-04-14 Diego Novillo <dnovillo@google.com>
14694 Le-Chun Wu <lcwu@google.com>
14696 * configure.ac: Add --enable-plugin support.
14697 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14698 * Makefile.in (PLUGIN_H): Define.
14699 Export ENABLE_PLUGIN and GMPINC to site.exp.
14700 Add PLUGINLIBS to link command.
14701 Add/modify dependencies for plugin.o and files including plugin.h.
14703 * config.in: Regenerate.
14705 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14708 2009-04-14 Le-Chun Wu <lcwu@google.com>
14710 * tree-pass.h (register_one_dump_file): Add a prototype for
14711 register_one_dump_file.
14712 * toplev.c (compile_file): Call initialize_plugins.
14713 (do_compile): Call invoke_plugin_callbacks.
14714 (toplev_main): Call invoke_plugin_callbacks.
14715 * common.opt: Add -fplugin= and -fplugin-arg-.
14716 * gcc-plugin.h: New public header file for plugins to include.
14717 * plugin.c: New source file.
14718 * plugin.h: New internal header file.
14719 * passes.c (register_one_dump_file): Make it external.
14721 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14723 2009-04-14 Diego Novillo <dnovillo@google.com>
14725 * doc/plugins.texi: New.
14726 * doc/gccint.texi: Add reference to Plugins chapter.
14727 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14728 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14729 loaded plugins, if any.
14730 * timevar.def (TV_PLUGIN_INIT): Define.
14731 (TV_PLUGIN_RUN): Define.
14732 * plugin.c: Include timevar.h
14733 (plugins_active_p): New.
14734 (dump_active_plugins): New.
14735 (debug_active_plugins): New.
14737 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14739 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14741 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14743 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14745 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14746 the same as a minus without a shift.
14748 2009-04-14 Nick Clifton <nickc@redhat.com>
14750 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14751 comparisons with small integers will always produce a short
14754 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14757 2008-12-19 Diego Novillo <dnovillo@google.com>
14759 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14761 2009-04-14 Richard Guenther <rguenther@suse.de>
14763 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14765 (verify_gimple_assign_binary): Likewise. Handle shifts and
14767 (verify_gimple_phi): Print the mismatched argument position.
14768 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14770 (vect_update_init_of_dr): Likewise.
14771 * matrix-reorg.c (transform_access_sites): Do what the
14773 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14775 2009-04-13 Michael Eager <eager@eagercon.com>
14777 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14778 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14779 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14780 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14781 remove duplicate config
14783 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14785 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14786 file_name:line_number type locator of the call site.
14788 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14790 * genautomata.c: Put blank after comma.
14791 (automaton_decls): New.
14792 (struct unit_usage): Add comments to member next.
14793 (store_alt_unit_usage): Keep the list ordered.
14794 (unit_present_on_list_p, equal_alternatives_p): New.
14795 (check_regexp_units_distribution): Check units distribution
14796 correctness correctly.
14797 (main): Don't write automata if error is found. Return correct
14800 * config/m68k/cf.md (cfv4_ds): Remove.
14801 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14802 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14804 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14805 power4-load-ext, power4-store, power4-store-update,
14806 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14807 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14808 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14809 power4-sqrt, power4-isync): Modify reservation to make correct
14810 unit distribution to automata.
14812 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14813 power5-store-update, power5-two, power5-three, power5-lmul,
14814 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14816 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14818 * except.c (pass_set_nothrow_function_flags): Set name and add
14820 (set_nothrow_function_flags): Mention in the dump file when
14821 changing a function to nothrow.
14823 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
14826 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
14827 instead of unsigned long.
14829 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14831 * config/arm/arm.c (return_used_this_function): Remove.
14832 (arm_output_function_prologue): Remove use of
14833 return_used_this_function.
14834 (output_return_instruction): Replace use of
14835 return_used_this_function
14836 by cfun->machine->return_used_this_function.
14837 (arm_output_epilogue): Likewise.
14838 (arm_output_function_epilogue): Likewise.
14839 (thumb_unexpanded_epilogue): Likewise.
14840 * config/arm/arm.h (struct machine_function):
14841 New member return_used_this_function.
14843 2009-04-12 Mark Mitchell <mark@codesourcery.com>
14845 * doc/install.texi: Correct description of default directory for
14846 --with-gxx-include-dir.
14848 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
14850 * fold-const.c (build_range_check): Properly deal with enumeral and
14851 boolean base types.
14853 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
14855 * doc/invoke.texi (max_gcse_passes): Remove documentation.
14856 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
14857 * params.h (MAX_GCSE_PASSES): Remove.
14858 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
14859 in sequence. Remove ability to run multiple passes.
14860 (bypass_jumps): Report run as third CPROP pass.
14862 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
14864 PR middle-end/39651
14865 * except.c (can_throw_external): Look at each insn in a SEQUENCE
14866 when deciding whether the whole SEQUENCE can throw.
14868 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
14871 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
14872 offseted label references.
14874 2009-04-11 Jan Hubicka <jh@suse.cz>
14876 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
14878 2009-04-11 Richard Guenther <rguenther@suse.de>
14880 PR middle-end/39732
14881 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
14882 return variables as TREE_ADDRESSABLE.
14884 2009-04-11 Richard Guenther <rguenther@suse.de>
14886 PR tree-optimization/39713
14887 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
14888 reference trees have SSA_NAME operands.
14890 2009-04-11 Richard Guenther <rguenther@suse.de>
14893 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
14894 address expressions.
14896 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
14898 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
14899 match changes in Cygwin 1.7
14900 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
14901 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
14903 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14905 PR tree-optimization/39701
14906 * doc/invoke.texi (Optimization Options): Document change in
14907 meaning and initialization of -fdelete-null-pointer-checks.
14909 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14911 PR middle-end/39701
14912 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
14914 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
14917 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
14919 2009-04-10 Chao-ying Fu <fu@mips.com>
14921 * doc/tm.texi (Instruction Output): Document
14922 TARGET_ASM_FINAL_POSTSCAN_INSN.
14923 * target.h (final_postscan_insn): New field in asm_out.
14924 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14925 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
14926 * final.c (final_scan_insn): Call
14927 targetm.asm_out.final_postscan_insn after outputting
14928 an asm macro and a normal instruction.
14930 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
14931 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
14932 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
14933 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
14934 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14936 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14938 PR middle-end/39701
14939 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
14940 variables as non-NULL even with -fdelete-null-pointer-checks.
14942 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14944 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
14946 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
14949 * config/i386/i386.c (classify_argument): Handle SCmode with
14950 (bit_offset % 64) != 0.
14952 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
14954 * doc/invoke.texi (Optimize Options): Add cross-reference to
14955 -Q --help=optimizers examples.
14957 2009-04-10 Ben Elliston <bje@au.ibm.com>
14960 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
14961 regalign for the reg == fpr and TDmode case.
14963 2009-04-09 David Ayers <ayers@fsfe.org>
14966 * objc/objc-act.c (warn_with_method): Remove helper function.
14967 (check_duplicates): Call warning and inform directly.
14968 (really_start_method): Likewise.
14970 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14972 * expmed.c (expand_divmod): Always use a comparison for a division
14973 by a large unsigned integer.
14975 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
14976 for things others than variables or functions as nonzero.
14978 2009-04-09 Nick Clifton <nickc@redhat.com>
14980 * unwind-compat.c: Change copyright header to refer to version
14981 3 of the GNU General Public License with version 3.1 of the
14982 GCC Runtime Library Exception and to point readers at the
14983 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
14984 * config/alpha/crtfastmath.c: Likewise.
14985 * config/alpha/linux-unwind.h: Likewise.
14986 * config/alpha/qrnnd.asm: Likewise.
14987 * config/alpha/vms-crt0-64.c: Likewise.
14988 * config/alpha/vms-crt0.c: Likewise.
14989 * config/alpha/vms-dwarf2.asm: Likewise.
14990 * config/alpha/vms-dwarf2eh.asm: Likewise.
14991 * config/alpha/vms-psxcrt0-64.c: Likewise.
14992 * config/alpha/vms-psxcrt0.c: Likewise.
14993 * config/alpha/vms_tramp.asm: Likewise.
14994 * config/arc/initfini.c: Likewise.
14995 * config/arc/lib1funcs.asm: Likewise.
14996 * config/arm/bpabi-v6m.S: Likewise.
14997 * config/arm/bpabi.S: Likewise.
14998 * config/arm/bpabi.c: Likewise.
14999 * config/arm/crti.asm: Likewise.
15000 * config/arm/crtn.asm: Likewise.
15001 * config/arm/ieee754-df.S: Likewise.
15002 * config/arm/ieee754-sf.S: Likewise.
15003 * config/arm/lib1funcs.asm: Likewise.
15004 * config/arm/libunwind.S: Likewise.
15005 * config/arm/linux-atomic.c: Likewise.
15006 * config/arm/mmintrin.h: Likewise.
15007 * config/arm/pr-support.c: Likewise.
15008 * config/arm/unaligned-funcs.c: Likewise.
15009 * config/arm/unwind-arm.c: Likewise.
15010 * config/arm/unwind-arm.h: Likewise.
15011 * config/avr/libgcc.S: Likewise.
15012 * config/bfin/crti.s: Likewise.
15013 * config/bfin/crtlibid.s: Likewise.
15014 * config/bfin/crtn.s: Likewise.
15015 * config/bfin/lib1funcs.asm: Likewise.
15016 * config/bfin/linux-unwind.h: Likewise.
15017 * config/cris/arit.c: Likewise.
15018 * config/cris/cris_abi_symbol.c: Likewise.
15019 * config/darwin-64.c: Likewise.
15020 * config/darwin-crt2.c: Likewise.
15021 * config/darwin-crt3.c: Likewise.
15022 * config/darwin.h: Likewise.
15023 * config/dbxelf.h: Likewise.
15024 * config/dfp-bit.c: Likewise.
15025 * config/dfp-bit.h: Likewise.
15026 * config/elfos.h: Likewise.
15027 * config/fixed-bit.c: Likewise.
15028 * config/fixed-bit.h: Likewise.
15029 * config/fp-bit.c: Likewise.
15030 * config/fp-bit.h: Likewise.
15031 * config/fr30/crti.asm: Likewise.
15032 * config/fr30/crtn.asm: Likewise.
15033 * config/fr30/lib1funcs.asm: Likewise.
15034 * config/freebsd-spec.h: Likewise.
15035 * config/frv/cmovd.c: Likewise.
15036 * config/frv/cmovh.c: Likewise.
15037 * config/frv/cmovw.c: Likewise.
15038 * config/frv/frvbegin.c: Likewise.
15039 * config/frv/frvend.c: Likewise.
15040 * config/frv/lib1funcs.asm: Likewise.
15041 * config/glibc-stdint.h: Likewise.
15042 * config/h8300/clzhi2.c: Likewise.
15043 * config/h8300/crti.asm: Likewise.
15044 * config/h8300/crtn.asm: Likewise.
15045 * config/h8300/ctzhi2.c: Likewise.
15046 * config/h8300/fixunssfsi.c: Likewise.
15047 * config/h8300/lib1funcs.asm: Likewise.
15048 * config/h8300/parityhi2.c: Likewise.
15049 * config/h8300/popcounthi2.c: Likewise.
15050 * config/i386/ammintrin.h: Likewise.
15051 * config/i386/att.h: Likewise.
15052 * config/i386/avxintrin.h: Likewise.
15053 * config/i386/biarch64.h: Likewise.
15054 * config/i386/bmmintrin.h: Likewise.
15055 * config/i386/cpuid.h: Likewise.
15056 * config/i386/cross-stdarg.h: Likewise.
15057 * config/i386/crtfastmath.c: Likewise.
15058 * config/i386/crtprec.c: Likewise.
15059 * config/i386/cygming-crtbegin.c: Likewise.
15060 * config/i386/cygming-crtend.c: Likewise.
15061 * config/i386/cygwin.asm: Likewise.
15062 * config/i386/emmintrin.h: Likewise.
15063 * config/i386/gmm_malloc.h: Likewise.
15064 * config/i386/gthr-win32.c: Likewise.
15065 * config/i386/i386.h: Likewise.
15066 * config/i386/immintrin.h: Likewise.
15067 * config/i386/linux-unwind.h: Likewise.
15068 * config/i386/linux64.h: Likewise.
15069 * config/i386/mm3dnow.h: Likewise.
15070 * config/i386/mmintrin-common.h: Likewise.
15071 * config/i386/mmintrin.h: Likewise.
15072 * config/i386/nmmintrin.h: Likewise.
15073 * config/i386/pmm_malloc.h: Likewise.
15074 * config/i386/pmmintrin.h: Likewise.
15075 * config/i386/smmintrin.h: Likewise.
15076 * config/i386/sol2-c1.asm: Likewise.
15077 * config/i386/sol2-ci.asm: Likewise.
15078 * config/i386/sol2-cn.asm: Likewise.
15079 * config/i386/sol2-gc1.asm: Likewise.
15080 * config/i386/tmmintrin.h: Likewise.
15081 * config/i386/unix.h: Likewise.
15082 * config/i386/w32-unwind.h: Likewise.
15083 * config/i386/wmmintrin.h: Likewise.
15084 * config/i386/x86-64.h: Likewise.
15085 * config/i386/x86intrin.h: Likewise.
15086 * config/i386/xmmintrin.h: Likewise.
15087 * config/ia64/crtbegin.asm: Likewise.
15088 * config/ia64/crtend.asm: Likewise.
15089 * config/ia64/crtfastmath.c: Likewise.
15090 * config/ia64/crti.asm: Likewise.
15091 * config/ia64/crtn.asm: Likewise.
15092 * config/ia64/fde-glibc.c: Likewise.
15093 * config/ia64/lib1funcs.asm: Likewise.
15094 * config/ia64/linux-unwind.h: Likewise.
15095 * config/ia64/quadlib.c: Likewise.
15096 * config/ia64/unwind-ia64.c: Likewise.
15097 * config/linux.h: Likewise.
15098 * config/m32c/m32c-lib1.S: Likewise.
15099 * config/m32c/m32c-lib2-trapv.c: Likewise.
15100 * config/m32c/m32c-lib2.c: Likewise.
15101 * config/m32r/initfini.c: Likewise.
15102 * config/m68hc11/larith.asm: Likewise.
15103 * config/m68hc11/m68hc11-crt0.S: Likewise.
15104 * config/m68k/cf.md: Likewise.
15105 * config/m68k/crti.s: Likewise.
15106 * config/m68k/crtn.s: Likewise.
15107 * config/m68k/lb1sf68.asm: Likewise.
15108 * config/m68k/linux-unwind.h: Likewise.
15109 * config/mcore/crti.asm: Likewise.
15110 * config/mcore/crtn.asm: Likewise.
15111 * config/mcore/lib1.asm: Likewise.
15112 * config/mips/linux-unwind.h: Likewise.
15113 * config/mips/loongson.h: Likewise.
15114 * config/mips/mips16.S: Likewise.
15115 * config/mmix/crti.asm: Likewise.
15116 * config/mmix/crtn.asm: Likewise.
15117 * config/pa/fptr.c: Likewise.
15118 * config/pa/hpux-unwind.h: Likewise.
15119 * config/pa/lib2funcs.asm: Likewise.
15120 * config/pa/linux-atomic.c: Likewise.
15121 * config/pa/linux-unwind.h: Likewise.
15122 * config/pa/milli64.S: Likewise.
15123 * config/pa/quadlib.c: Likewise.
15124 * config/pa/stublib.c: Likewise.
15125 * config/picochip/libgccExtras/adddi3.asm: Likewise.
15126 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
15127 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
15128 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
15129 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
15130 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
15131 * config/picochip/libgccExtras/divmod15.asm: Likewise.
15132 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
15133 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
15134 * config/picochip/libgccExtras/longjmp.asm: Likewise.
15135 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
15136 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
15137 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
15138 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
15139 * config/picochip/libgccExtras/setjmp.asm: Likewise.
15140 * config/picochip/libgccExtras/subdi3.asm: Likewise.
15141 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
15142 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
15143 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
15144 * config/rs6000/750cl.h: Likewise.
15145 * config/rs6000/altivec.h: Likewise.
15146 * config/rs6000/biarch64.h: Likewise.
15147 * config/rs6000/crtresfpr.asm: Likewise.
15148 * config/rs6000/crtresgpr.asm: Likewise.
15149 * config/rs6000/crtresxfpr.asm: Likewise.
15150 * config/rs6000/crtresxgpr.asm: Likewise.
15151 * config/rs6000/crtsavfpr.asm: Likewise.
15152 * config/rs6000/crtsavgpr.asm: Likewise.
15153 * config/rs6000/darwin-asm.h: Likewise.
15154 * config/rs6000/darwin-fallback.c: Likewise.
15155 * config/rs6000/darwin-fpsave.asm: Likewise.
15156 * config/rs6000/darwin-ldouble.c: Likewise.
15157 * config/rs6000/darwin-tramp.asm: Likewise.
15158 * config/rs6000/darwin-unwind.h: Likewise.
15159 * config/rs6000/darwin-vecsave.asm: Likewise.
15160 * config/rs6000/darwin-world.asm: Likewise.
15161 * config/rs6000/e500crtres32gpr.asm: Likewise.
15162 * config/rs6000/e500crtres64gpr.asm: Likewise.
15163 * config/rs6000/e500crtres64gprctr.asm: Likewise.
15164 * config/rs6000/e500crtrest32gpr.asm: Likewise.
15165 * config/rs6000/e500crtrest64gpr.asm: Likewise.
15166 * config/rs6000/e500crtresx32gpr.asm: Likewise.
15167 * config/rs6000/e500crtresx64gpr.asm: Likewise.
15168 * config/rs6000/e500crtsav32gpr.asm: Likewise.
15169 * config/rs6000/e500crtsav64gpr.asm: Likewise.
15170 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
15171 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
15172 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
15173 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
15174 * config/rs6000/eabi-ci.asm: Likewise.
15175 * config/rs6000/eabi-cn.asm: Likewise.
15176 * config/rs6000/eabi.asm: Likewise.
15177 * config/rs6000/linux-unwind.h: Likewise.
15178 * config/rs6000/linux64.h: Likewise.
15179 * config/rs6000/paired.h: Likewise.
15180 * config/rs6000/paired.md: Likewise.
15181 * config/rs6000/ppc64-fp.c: Likewise.
15182 * config/rs6000/ppu_intrinsics.h: Likewise.
15183 * config/rs6000/rs6000.h: Likewise.
15184 * config/rs6000/si2vmx.h: Likewise.
15185 * config/rs6000/sol-ci.asm: Likewise.
15186 * config/rs6000/sol-cn.asm: Likewise.
15187 * config/rs6000/spe.h: Likewise.
15188 * config/rs6000/spu2vmx.h: Likewise.
15189 * config/rs6000/sysv4.h: Likewise.
15190 * config/rs6000/tramp.asm: Likewise.
15191 * config/rs6000/vec_types.h: Likewise.
15192 * config/s390/linux-unwind.h: Likewise.
15193 * config/s390/tpf-unwind.h: Likewise.
15194 * config/score/crti.asm: Likewise.
15195 * config/score/crtn.asm: Likewise.
15196 * config/sh/crt1.asm: Likewise.
15197 * config/sh/crti.asm: Likewise.
15198 * config/sh/crtn.asm: Likewise.
15199 * config/sh/divtab-sh4-300.c: Likewise.
15200 * config/sh/divtab-sh4.c: Likewise.
15201 * config/sh/divtab.c: Likewise.
15202 * config/sh/lib1funcs-4-300.asm: Likewise.
15203 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
15204 * config/sh/lib1funcs.asm: Likewise.
15205 * config/sh/lib1funcs.h: Likewise.
15206 * config/sh/linux-atomic.asm: Likewise.
15207 * config/sh/linux-unwind.h: Likewise.
15208 * config/sh/shmedia.h: Likewise.
15209 * config/sh/sshmedia.h: Likewise.
15210 * config/sh/ushmedia.h: Likewise.
15211 * config/sparc/crtfastmath.c: Likewise.
15212 * config/sparc/linux-unwind.h: Likewise.
15213 * config/sparc/sol2-c1.asm: Likewise.
15214 * config/sparc/sol2-ci.asm: Likewise.
15215 * config/sparc/sol2-cn.asm: Likewise.
15216 * config/spu/divmodti4.c: Likewise.
15217 * config/spu/divv2df3.c: Likewise.
15218 * config/spu/float_disf.c: Likewise.
15219 * config/spu/float_unsdidf.c: Likewise.
15220 * config/spu/float_unsdisf.c: Likewise.
15221 * config/spu/float_unssidf.c: Likewise.
15222 * config/spu/mfc_multi_tag_release.c: Likewise.
15223 * config/spu/mfc_multi_tag_reserve.c: Likewise.
15224 * config/spu/mfc_tag_release.c: Likewise.
15225 * config/spu/mfc_tag_reserve.c: Likewise.
15226 * config/spu/mfc_tag_table.c: Likewise.
15227 * config/spu/multi3.c: Likewise.
15228 * config/spu/spu_internals.h: Likewise.
15229 * config/spu/spu_intrinsics.h: Likewise.
15230 * config/spu/spu_mfcio.h: Likewise.
15231 * config/spu/vec_types.h: Likewise.
15232 * config/spu/vmx2spu.h: Likewise.
15233 * config/stormy16/stormy16-lib2.c: Likewise.
15234 * config/svr4.h: Likewise.
15235 * config/sync.c: Likewise.
15236 * config/v850/lib1funcs.asm: Likewise.
15237 * config/vxlib-tls.c: Likewise.
15238 * config/vxlib.c: Likewise.
15239 * config/vxworks-dummy.h: Likewise.
15240 * config/xtensa/crti.asm: Likewise.
15241 * config/xtensa/crtn.asm: Likewise.
15242 * config/xtensa/ieee754-df.S: Likewise.
15243 * config/xtensa/ieee754-sf.S: Likewise.
15244 * config/xtensa/lib1funcs.asm: Likewise.
15245 * config/xtensa/lib2funcs.S: Likewise.
15246 * config/xtensa/linux-unwind.h: Likewise.
15247 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
15248 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
15249 * coretypes.h: Likewise.
15250 * crtstuff.c: Likewise.
15251 * defaults.h: Likewise.
15252 * dwarf2.h: Likewise.
15253 * emutls.c: Likewise.
15254 * gbl-ctors.h: Likewise.
15255 * gcov-io.h: Likewise.
15256 * ginclude/float.h: Likewise.
15257 * ginclude/iso646.h: Likewise.
15258 * ginclude/stdarg.h: Likewise.
15259 * ginclude/stdbool.h: Likewise.
15260 * ginclude/stddef.h: Likewise.
15261 * ginclude/stdfix.h: Likewise.
15262 * ginclude/stdint-gcc.h: Likewise.
15263 * ginclude/tgmath.h: Likewise.
15264 * gthr-aix.h: Likewise.
15265 * gthr-dce.h: Likewise.
15266 * gthr-gnat.c: Likewise.
15267 * gthr-gnat.h: Likewise.
15268 * gthr-lynx.h: Likewise.
15269 * gthr-mipssde.h: Likewise.
15270 * gthr-nks.h: Likewise.
15271 * gthr-posix.c: Likewise.
15272 * gthr-posix.h: Likewise.
15273 * gthr-posix95.h: Likewise.
15274 * gthr-rtems.h: Likewise.
15275 * gthr-single.h: Likewise.
15276 * gthr-solaris.h: Likewise.
15277 * gthr-tpf.h: Likewise.
15278 * gthr-vxworks.h: Likewise.
15279 * gthr-win32.h: Likewise.
15280 * gthr.h: Likewise.
15281 * libgcc2.c: Likewise.
15282 * libgcc2.h: Likewise.
15283 * libgcov.c: Likewise.
15284 * tsystem.h: Likewise.
15285 * typeclass.h: Likewise.
15286 * unwind-c.c: Likewise.
15287 * unwind-compat.h: Likewise.
15288 * unwind-dw2-fde-compat.c: Likewise.
15289 * unwind-dw2-fde-darwin.c: Likewise.
15290 * unwind-dw2-fde-glibc.c: Likewise.
15291 * unwind-dw2-fde.c: Likewise.
15292 * unwind-dw2-fde.h: Likewise.
15293 * unwind-dw2.c: Likewise.
15294 * unwind-dw2.h: Likewise.
15295 * unwind-generic.h: Likewise.
15296 * unwind-pe.h: Likewise.
15297 * unwind-sjlj.c: Likewise.
15298 * unwind.inc: Likewise.
15299 * config/arm/neon-gen.ml: Change generated copyright header to
15300 refer to version 3 of the GNU General Public License with
15301 version 3.1 of the GCC Runtime Library Exception and to point
15302 readers at the COPYING3 and COPYING3.RUNTIME files and the
15303 FSF's license web page.
15304 * config/arm/arm_neon.h: Regenerate.
15306 2009-04-09 Jakub Jelinek <jakub@redhat.com>
15308 * config/cris/cris.md: Change copyright header to refer to version
15309 3 of the GNU General Public License.
15310 * doc/install.texi2html: Change copyright header to refer to version
15311 3 of the GNU General Public License and to point readers at the
15312 COPYING3 file and the FSF's license web page.
15313 * config/vax/linux.h: Likewise.
15315 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15317 * config/i386/i386.md (cmpcc): New.
15318 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
15319 (sync_compare_and_swap_cc*): Delete.
15321 * config/s390/s390.c (s390_compare_emitted): Remove.
15322 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
15323 s390_compare_emitted used to be handled. Assert that modes match.
15324 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
15325 refer to sync_compare_and_swap_ccsi.
15326 * config/s390/s390.h (s390_compare_emitted): Remove.
15327 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
15328 instead of s390_compare_emitted.
15329 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
15330 instead of s390_compare_emitted.
15331 * config/s390/s390.md (cmpcc): New.
15332 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
15333 CC_REGNUM, do not pretend it's set.
15334 (sync_compare_and_swap_cc*): Delete.
15335 * config/s390/predicates.md (cc_reg_operand): New.
15337 * expr.c (sync_compare_and_swap_cc): Delete.
15338 * optabs.h (sync_compare_and_swap_cc): Delete.
15339 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
15340 is being used with can_compare_p.
15341 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
15342 (find_cc_set): New.
15343 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
15344 look for a MODE_CC set instead. Use emit_store_flag.
15345 (expand_compare_and_swap_loop): Likewise, with some additional
15346 complication to avoid a force_reg when useless. Use
15347 emit_cmp_and_jump_insns.
15348 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
15349 * doc/md.texi (sync_compare_and_swap_cc): Merge with
15350 sync_compare_and_swap documentation.
15352 2009-04-09 Jan Hubicka <jh@suse.cz>
15354 * except.c (find_prev_try): Break out from ....
15355 (duplicate_eh_regions): ... here; properly update prev_try pointers
15356 when duplication part of tree.
15357 (dump_eh_tree): Improve dumping.
15358 (verify_eh_region): New.
15359 (verify_eh_tree): Use it.
15361 2009-04-06 Richard Guenther <rguenther@suse.de>
15363 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
15364 &ARRAY addresses by adjusting their types and prepending
15366 * tree-cfg.c (verify_gimple_assign_single): Verify that
15367 addresses are correct.
15369 2009-04-09 Richard Guenther <rguenther@suse.de>
15371 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
15372 indices into an array reference if possible.
15373 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15374 Fold POINTER_PLUS_EXPR statements with invariant address.
15376 2009-04-09 Alan Modra <amodra@bigpond.net.au>
15379 * config.gcc (powerpc64-*-linux*): Always build biarch.
15381 2009-04-09 Joseph Myers <joseph@codesourcery.com>
15384 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
15385 it and pedwarn if this results in an INTEGER_CST.
15387 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15389 * doc/install.texi: Update minimum GMP version. Remove obsolete
15390 text in MPFR section.
15392 2009-04-08 Jakub Jelinek <jakub@redhat.com>
15394 * dwarf2out.c (class_scope_p): New static inline.
15395 (class_or_namespace_scope_p): Use it.
15396 (gen_variable_die): Use DW_TAG_member tag for static data member
15397 declarations instead of DW_TAG_variable.
15399 PR middle-end/39573
15400 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
15403 2009-04-08 Richard Guenther <rguenther@suse.de>
15405 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
15406 valueize random data.
15408 2009-04-08 David Edelsohn <edelsohn@gnu.org>
15410 * config.gcc (aix tm_file): Add aix-stdint.h.
15411 (aix tm clause use_gcc_stdint): Set to wrap.
15412 * config/rs6000/aix-stdint.h: New file.
15414 2009-04-08 Richard Guenther <rguenther@suse.de>
15416 PR middle-end/36291
15417 * tree-dfa.c (add_referenced_var): Do not recurse into
15418 global initializers.
15419 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
15421 (fold_const_aggregate_ref): Likewise.
15423 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15425 * recog.c (ordered_comparison_operator): New.
15426 * gensupport.c (std_preds): Add it.
15427 * doc/md.texi (Machine-Independent Predicates): Document it.
15429 2009-04-08 Jan Hubicka <jh@suse.cz>
15431 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
15432 * function.h (rtl_eh): Remove exception_handler_label_map.
15433 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
15434 remove_exception_handler_label, for_each_eh_label_1): Remove.
15435 (rtl_remove_unreachable_regions): Remove.
15436 (convert_from_eh_region_ranges): Do not remove unreachable regions.
15437 (find_exception_handler_labels): Don't build the hashtable.
15438 (maybe_remove_eh_handler): Remove.
15439 (for_each_eh_label): Rewrite to walk the tree.
15440 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
15441 * except.h (maybe_remove_eh_handler): Remove.
15442 * passes.c (init_optimization_passes): Schedule second EH cleanup
15444 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
15445 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
15447 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15449 * genoutput.c (validate_optab_operands): New.
15450 (gen_insn, gen_expand): Call it.
15452 * genflags.c (gen_insn): Detect misused iterators.
15453 (main): Pass line_no to gen_insn, exit with status 1 on error.
15455 * genextract.c (line_no): Make global.
15456 (VEC_safe_set_locstr): Change assertion to error message.
15457 (main): Exit with status 1 on error.
15459 2009-04-08 Joseph Myers <joseph@codesourcery.com>
15463 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15464 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15465 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
15466 * c-convert.c (convert): Do not call fold on results of conversion
15467 functions when the result is a C_MAYBE_CONST_EXPR.
15468 * c-parser.c (c_parser_postfix_expression): Do not fold condition
15469 of __builtin_choose_expr.
15470 * c-typeck.c (remove_c_maybe_const_expr): New.
15471 (build_unary_op, build_conditional_expr, build_compound_expr,
15472 build_binary_op, c_objc_common_truthvalue_conversion): Call
15473 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
15476 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
15478 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
15479 CODE to produce a new one. Add a prototype to use fold_convert_const
15481 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
15484 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
15485 mix declarations and code.
15487 2009-04-08 Ben Elliston <bje@au.ibm.com>
15489 * gcc.c: Replace `CC' with `GCC' throughout.
15491 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15493 * doc/invoke.texi: Document Atom support.
15495 2009-04-07 Jason Merrill <jason@redhat.com>
15498 * c-common.h, c-common.c: Add flag_pretty_templates.
15499 * c-opts.c (c_common_handle_option): Set it.
15500 * c.opt: Add -fno-pretty-templates.
15501 * doc/invoke.texi (C++ Dialect Options): Likewise.
15503 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
15505 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
15506 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
15507 (ia64_expand_builtin): Likewise.
15509 2009-04-07 Martin Jambor <mjambor@suse.cz>
15511 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
15512 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
15513 ADDR_EXPRS are include too.
15515 2009-04-07 Richard Guenther <rguenther@suse.de>
15517 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
15518 decls are only used if passes as parameters or if they are
15519 local statics and the call is not to a builtin.
15520 (call_may_clobber_ref_p_1): Likewise.
15522 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15524 * expr.c (do_store_flag): Remove last argument. Simplify code
15525 to avoid duplication of tests already done by can_compare_p.
15526 (expand_expr_real_1): Adjust caller.
15528 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15530 * optabs.c (can_compare_p): Test the predicate of a
15531 cbranch and cstore pattern.
15533 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15535 * expr.c (convert_move): Use emit_store_flag instead of
15538 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15540 * config/i386/i386.c (ix86_compare_emitted): Remove.
15541 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
15542 ix86_compare_op0 like ix86_compare_emitted used to be handled.
15543 * config/i386/i386.h (ix86_compare_emitted): Remove.
15544 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
15545 instead of ix86_compare_emitted.
15546 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
15548 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
15550 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
15551 Add t-sysroot-suffix to tmake_file.
15552 * config/print-sysroot-suffix.sh: New file.
15553 * config/t-sysroot-suffix: New file.
15555 2009-04-07 Ben Elliston <bje@au.ibm.com>
15557 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15558 as the latter produces a warning when the target does not support
15561 2009-04-07 Ben Elliston <bje@au.ibm.com>
15563 * dfp.c: Replace type punning assignments with memcpy throughout.
15564 * Makefile.in (dfp.o-warn): Remove.
15566 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15569 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15570 Include soft-fp/t-softfp after rs6000/t-linux64.
15572 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15574 * stor-layout.c (set_sizetype): Use the full precision of their
15575 machine mode for bitsize types.
15577 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15579 * config/i386/i386.md: Revert 2 accidental checkins.
15581 2009-04-06 Joey Ye <joey.ye@intel.com>
15582 Xuepeng Guo <xuepeng.guo@intel.com>
15583 H.J. Lu <hongjiu.lu@intel.com>
15585 Atom pipeline model, tuning and insn selection.
15586 * config.gcc (atom): Add atom config options and target.
15588 * config/i386/atom.md: New.
15590 * config/i386/i386.c (atom_cost): New cost.
15591 (m_ATOM): New macro flag.
15592 (initial_ix86_tune_features): Set m_ATOM.
15593 (x86_accumulate_outgoing_args): Likewise.
15594 (x86_arch_always_fancy_math_387): Likewise.
15595 (processor_target): Add Atom cost.
15596 (cpu_names): Add Atom cpu name.
15597 (override_options): Set Atom ISA.
15598 (ix86_issue_rate): New case PROCESSOR_ATOM.
15599 (ix86_adjust_cost): Likewise.
15601 * config/i386/i386.h (TARGET_ATOM): New target macro.
15602 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15603 (TARGET_OPT_AGU): New target option.
15604 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15605 (processor_type): Add PROCESSOR_ATOM.
15607 * config/i386/i386.md (cpu): Add new value "atom".
15608 (use_carry, movu): New attr.
15609 (atom.md): Include atom.md.
15610 (adddi3_carry_rex64): Set attr "use_carry".
15611 (addqi3_carry): Likewise.
15612 (addhi3_carry): Likewise.
15613 (addsi3_carry): Likewise.
15614 (*addsi3_carry_zext): Likewise.
15615 (subdi3_carry_rex64): Likewise.
15616 (subqi3_carry): Likewise.
15617 (subhi3_carry): Likewise.
15618 (subsi3_carry): Likewise.
15619 (x86_movdicc_0_m1_rex64): Likewise.
15620 (*x86_movdicc_0_m1_se): Likewise.
15621 (x86_movsicc_0_m1): Likewise.
15622 (*x86_movsicc_0_m1_se): Likewise.
15623 (*adddi_1_rex64): Emit add insn as much as possible.
15624 (*addsi_1): Likewise.
15625 (return_internal): Set atom_unit.
15626 (return_internal_long): Likewise.
15627 (return_pop_internal): Likewise.
15628 (*rcpsf2_sse): Set atom_sse_attr attr.
15629 (*qrt<mode>2_sse): Likewise.
15630 (*prefetch_sse): Likewise.
15632 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15634 (ix86_target_macros_internal): Likewise.
15636 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15637 (*prefetch_sse_rex): Likewise.
15638 (sse_rcpv4sf2): Likewise.
15639 (sse_vmrcpv4sf2): Likewise.
15640 (sse_sqrtv4sf2): Likewise.
15641 (<sse>_vmsqrt<mode>2): Likewise.
15642 (sse_ldmxcsr): Likewise.
15643 (sse_stmxcsr): Likewise.
15644 (*sse_sfence): Likewise.
15645 (sse2_clflush): Likewise.
15646 (*sse2_mfence): Likewise.
15647 (*sse2_lfence): Likewise.
15648 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15649 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15650 (avx_movdqu<avxmodesuffix>): Likewise.
15651 (avx_lddqu<avxmodesuffix>): Likewise.
15652 (sse2_movntv2di): Change attr "type" to "ssemov".
15653 (sse2_movntsi): Likewise.
15654 (rsqrtv8sf2): Change attr "type" to "sseadd".
15655 (sse3_addsubv2df3): Set attr "atom_unit".
15656 (sse3_h<plusminus_insn>v4sf3): Likewise.
15657 (*sse2_pmaddwd): Likewise.
15658 (*vec_extractv2di_1_rex64): Likewise.
15659 (*vec_extractv2di_1_avx): Likewise.
15660 (sse2_psadbw): Likewise.
15661 (ssse3_phaddwv8hi3): Likewise.
15662 (ssse3_phaddwv4hi3): Likewise.
15663 (ssse3_phadddv4si3): Likewise.
15664 (ssse3_phadddv2si3): Likewise.
15665 (ssse3_phaddswv8hi3): Likewise.
15666 (ssse3_phaddswv4hi3): Likewise.
15667 (ssse3_phsubwv8hi3): Likewise.
15668 (ssse3_phsubwv4hi3): Likewise.
15669 (ssse3_phsubdv4si3): Likewise.
15670 (ssse3_phsubdv2si3): Likewise.
15671 (ssse3_phsubswv8hi3): Likewise.
15672 (ssse3_phsubswv4hi3): Likewise.
15673 (ssse3_pmaddubsw128): Likewise.
15674 (sse3_pmaddubsw: Likewise.
15675 (ssse3_palignrti): Likewise.
15676 (ssse3_palignrdi): Likewise.
15678 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15680 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15682 2009-04-06 Richard Guenther <rguenther@suse.de>
15684 PR tree-optimization/28868
15685 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15686 of which PHI results we inserted.
15687 (insert_into_preds_of_block): Record inserted PHIs.
15688 (eliminate): Eliminate redundant PHI nodes.
15689 (init_pre): Init inserted_phi_names.
15691 2009-04-06 Richard Guenther <rguenther@suse.de>
15693 PR tree-optimization/39643
15694 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15695 IMAGPART_EXPRs of complex constants.
15696 (execute_fold_all_builtins): If we folded a call queue
15697 TODO_update_address_taken.
15699 2009-04-06 Jan Hubicka <jh@suse.cz>
15701 PR middle-end/39659
15702 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15705 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15707 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15709 (ic_invalidate_array): Likewise.
15711 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15713 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15714 alignment for library calls.
15716 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15718 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15719 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15720 * config/i386/mingw-stdint.h: New file.
15722 2009-04-05 Richard Guenther <rguenther@suse.de>
15724 PR tree-optimization/39648
15725 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15726 our &A vs. &A[0] IL deficiencies.
15728 2009-04-04 Jan Hubicka <jh@suse.cz>
15730 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15731 removed toplevel regions.
15732 (sjlj_mark_call_sites): Likewise.
15734 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15736 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15737 (cygwin tm clause use_gcc_stdint): Set to wrap.
15738 * config/i386/cygwin-stdint.h: New file.
15740 2009-04-04 Richard Guenther <rguenther@suse.de>
15742 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15743 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15744 single-argument PHIs if we are in loop-closed SSA form.
15745 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15746 for the pre-condition.
15747 (slpeel_tree_peel_loop_to_edge): Likewise.
15748 (vect_build_loop_niters): Take an optional sequence to append stmts.
15749 (vect_generate_tmps_on_preheader): Likewise.
15750 (vect_do_peeling_for_loop_bound): Take extra guards for the
15752 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15753 the cost model check.
15754 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15755 guards if we are going to peel. Do not apply versioning in that case.
15756 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15757 (vect_do_peeling_for_loop_bound): Likewise.
15758 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15759 loop bound only record extra pre-conditions, do not apply loop
15762 2009-04-04 Richard Guenther <rguenther@suse.de>
15764 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15767 2009-04-04 Jan Hubicka <jh@suse.cz>
15769 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15770 last_basic_block for size of bb->index indexed array.
15771 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15772 compute_out, link_btr_uses, build_btr_def_use_webs,
15773 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15775 2009-04-04 Jan Hubicka <jh@suse.cz>
15777 * except.c (remove_eh_handler_and_replace): Break out from ...
15778 (remove_eh_handler): ... here.
15779 (bring_to_root): New function.
15780 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15781 handled ones, bring others to root of tree.
15783 2009-04-04 Jan Hubicka <jh@suse.cz>
15785 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15786 (all_phis_safe_to_merge): New function.
15787 (update_info): New structure.
15788 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15789 (cleanup_empty_eh): Update SSA if possible.
15791 2009-04-04 Richard Guenther <rguenther@suse.de>
15793 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15794 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15795 (append_vuse): Likewise.
15797 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15799 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15800 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15801 instead of REG_UNSAVED for DW_CFA_undefined.
15802 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15803 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15806 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15809 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15810 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15811 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15813 2009-04-04 Richard Guenther <rguenther@suse.de>
15815 PR tree-optimization/8781
15816 PR tree-optimization/37892
15817 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15818 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15819 (valueize_refs): Call it for *& valueizations.
15820 (shared_reference_ops_from_ref): Rename to ...
15821 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15822 (shared_reference_ops_from_call): Rename to ...
15823 (valueize_shared_reference_ops_from_call): ... this and valueize.
15824 (vn_reference_lookup): Update.
15825 (visit_reference_op_call): Likewise.
15826 * tree-ssa-pre.c (phi_translate_1): Fold *&.
15827 (eliminate): Value-replace the call address in call statements.
15829 2009-04-04 Richard Guenther <rguenther@suse.de>
15831 PR tree-optimization/39636
15832 * tree-ssa-forwprop.c
15833 (forward_propagate_addr_into_variable_array_index): Check for
15834 GIMPLE_ASSIGN before accessing the rhs code.
15836 2009-04-03 Jason Merrill <jason@redhat.com>
15838 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
15840 2009-04-03 Steve Ellcey <sje@cup.hp.com>
15842 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
15843 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
15844 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
15845 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
15846 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
15847 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
15848 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
15849 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
15850 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
15851 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
15852 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
15853 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
15854 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
15855 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
15856 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
15857 Use fr_reg_or_fp01_operand instead of fr_register_operand
15859 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
15860 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
15861 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
15863 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
15865 PR rtl-optimization/39607
15866 PR rtl-optimization/39631
15870 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15871 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15872 instead of DF_LR_OUT.
15873 * ira-lives.c (process_bb_node_lives): Ditto.
15874 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15875 instead of DF_LR_{OUT,IN}.
15876 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15877 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15879 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
15881 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
15882 (execute_lower_omp): Always run but take the short way out if -fopenmp
15884 (gate_lower_omp): Remove, forcing the pass manager to always run the
15885 pass and always set PROP_gimple_lomp.
15886 (pass_lower_omp): Remove gate function.
15887 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
15888 PROP_trees. Instead, require it.
15889 * ipa-cp.c (pass_ipa_cp): Likewise.
15890 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
15891 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
15892 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
15893 and PROP_gimple_leh.
15895 2009-04-03 Richard Guenther <rguenther@suse.de>
15897 PR middle-end/13146
15898 PR tree-optimization/23940
15899 PR tree-optimization/33237
15900 PR middle-end/33974
15901 PR middle-end/34093
15902 PR tree-optimization/36201
15903 PR tree-optimization/36230
15904 PR tree-optimization/38049
15905 PR tree-optimization/38207
15906 PR tree-optimization/38230
15907 PR tree-optimization/38301
15908 PR tree-optimization/38585
15909 PR middle-end/38895
15910 PR tree-optimization/38985
15911 PR tree-optimization/39299
15912 * tree-ssa-structalias.h: Remove.
15913 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
15914 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
15915 (struct vuse_element_d): Remove.
15916 (struct vuse_vec_d): Likewise.
15917 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
15918 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
15919 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
15920 VUSE_ELEMENT_VAR): Likewise.
15921 (struct voptype_d): Likewise.
15922 (NUM_VOP_FREE_BUCKETS): Likewise.
15923 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
15924 (struct stmt_operands_d): Remove.
15925 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
15926 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
15927 VDEF_NUM, VDEF_VECT): Likewise.
15928 (copy_virtual_operands): Remove.
15929 (operand_build_cmp): Likewise.
15930 (create_ssa_artificial_load_stmt): Likewise.
15931 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
15932 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
15933 vuse_index and mayuse_index members. Pack and move done and iter_type
15934 members to the front.
15935 (SSA_OP_VMAYUSE): Remove.
15936 (SSA_OP_VIRTUAL_USES): Adjust.
15937 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
15938 (unlink_stmt_vdef): Declare.
15939 (add_to_addressable_set): Remove.
15940 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
15941 (vrp_visit_stmt): Likewise.
15942 * doc/tree-ssa.texi (Alias analysis): Update.
15943 * doc/invoke.texi (max-aliased-vops): Remove docs.
15944 (avg-aliased-vops): Likewise.
15945 * tree-into-ssa.c (syms_to_rename): Remove.
15946 (need_to_update_vops_p): Likewise.
15947 (need_to_initialize_update_ssa_p): Rename to ...
15948 (update_ssa_initialized_fn): ... this. Track function we are
15950 (symbol_marked_for_renaming): Simplify.
15951 (add_new_name_mapping): Do not set need_to_update_vops_p.
15952 (dump_currdefs): Use SYMS_TO_RENAME.
15953 (rewrite_update_stmt): Always walk all uses/defs.
15954 (dump_update_ssa): Adjust.
15955 (init_update_ssa): Take function argument. Track what we are
15957 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
15958 (create_new_def_for): Initialize for cfun, assert we are initialized
15960 (mark_sym_for_renaming): Simplify.
15961 (mark_set_for_renaming): Do not initialize update-ssa.
15962 (need_ssa_update_p): Simplify. Take function argument.
15963 (name_mappings_registered_p): Assert we ask for the correct function.
15964 (name_registered_for_update_p): Likewise.
15965 (ssa_names_to_replace): Likewise.
15966 (release_ssa_name_after_update_ssa): Likewise.
15967 (update_ssa): Likewise. Use SYMS_TO_RENAME.
15968 (dump_decl_set): Do not print a newline.
15969 (debug_decl_set): Do it here.
15970 (dump_update_ssa): And here.
15971 * tree-ssa-loop-im.c (move_computations): Adjust.
15972 (movement_possibility): Likewise.
15973 (determine_max_movement): Likewise.
15974 (gather_mem_refs_stmt): Likewise.
15975 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
15976 or NAME_MEMORY_TAG.
15977 * tree-complex.c (update_all_vops): Remove.
15978 (expand_complex_move): Adjust.
15979 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
15980 Simplify test for memory referencing statement. Exclude
15981 non-invariant ADDR_EXPRs.
15982 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
15983 * tree-loop-distribution.c (generate_memset_zero): Adjust.
15984 (rdg_flag_uses): Likewise.
15985 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
15987 (tree_optimize_tail_calls_1): Also split the
15988 edge from the entry block if we have degenerate PHI nodes in
15989 the first basic block.
15990 * tree.c (init_ttree): Remove memory-tag related code.
15991 (tree_code_size): Likewise.
15992 (tree_node_structure): Likewise.
15993 (build7_stat): Re-write to be build6_stat.
15994 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
15995 (SSA_VAR_P): Adjust.
15996 (struct tree_memory_tag): Remove.
15997 (struct tree_memory_partition_tag): Likewise.
15998 (union tree_node): Adjust.
15999 (build7): Re-write to be build6.
16000 * tree-pass.h (pass_reset_cc_flags): Remove.
16001 (TODO_update_address_taken): New flag.
16002 (pass_simple_dse): Remove.
16003 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
16004 * params.h (MAX_ALIASED_VOPS): Remove.
16005 (AVG_ALIASED_VOPS): Likewise.
16006 * omp-low.c (expand_omp_taskreg): Update SSA form.
16007 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
16008 aliases the lhs in a copy stmt.
16009 * tree-ssa-dse.c (struct address_walk_data): Remove.
16010 (memory_ssa_name_same): Likewise.
16011 (memory_address_same): Likewise.
16012 (get_kill_of_stmt_lhs): Likewise.
16013 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
16014 unused stores. Look through PHI nodes into post-dominated regions.
16015 (dse_optimize_stmt): Simplify. Properly remove stores.
16016 (tree_ssa_dse): Compute dominators.
16017 (execute_simple_dse): Remove.
16018 (pass_simple_dse): Likewise.
16019 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
16020 gimple_loaded_syms and gimple_stored_syms computation.
16021 * toplev.c (dump_memory_report): Dump alias and pta stats.
16022 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
16023 (vn_reference_eq): Likewise.
16024 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
16025 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
16026 valueize_vuses): Remove.
16027 (get_def_ref_stmt_vuses): Simplify. Rename to ...
16028 (get_def_ref_stmt_vuse): ... this.
16029 (vn_reference_lookup_2): New function.
16030 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
16031 walking equivalent vuses. Simplify.
16032 (vn_reference_lookup): Likewise.
16033 (vn_reference_insert): Likewise.
16034 (vn_reference_insert_pieces): Likewise.
16035 (visit_reference_op_call): Simplify.
16036 (visit_reference_op_load): Likewise.
16037 (visit_reference_op_store): Likewise.
16038 (init_scc_vn): Remove shared_lookup_vuses initialization.
16039 (free_scc_vn): Remove shared_lookup_vuses freeing.
16040 (sort_vuses, sort_vuses_heap): Remove.
16041 (get_ref_from_reference_ops): Export.
16042 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
16043 vector with single vuse pointer.
16044 (vn_reference_lookup_pieces, vn_reference_lookup,
16045 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
16046 (shared_vuses_from_stmt): Remove.
16047 (get_ref_from_reference_ops): Declare.
16048 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
16049 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16050 memory-tag related code.
16051 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
16052 (likely_value): Add comment, skip static-chain of call statements.
16053 (surely_varying_stmt_p): Adjust.
16054 (gimplify_and_update_call_from_tree): Likewise.
16055 (execute_fold_all_builtins): Do not rebuild alias info.
16056 (gimplify_and_update_call_from_tree): Properly update VOPs.
16057 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
16058 (copy_ref_info): Remove memory-tag related code.
16059 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
16060 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
16061 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
16063 * tree-ssa-dom.c (gimple_p): Remove typedef.
16064 (eliminate_redundant_computations): Adjust.
16065 (record_equivalences_from_stmt): Likewise.
16066 (avail_expr_hash): Likewise.
16067 (avail_expr_eq): Likewise.
16068 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
16069 (stmt_makes_single_load): Likewise.
16070 (stmt_makes_single_store): Likewise.
16071 * tree-ssa-alias.c: Rewrite completely.
16072 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
16073 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
16074 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
16075 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
16076 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
16077 Remove public functions.
16078 (pass_reset_cc_flags): Remove.
16079 (pass_build_alias): Move ...
16080 * tree-ssa-structalias.c (pass_build_alias): ... here.
16081 * tree-ssa-alias.c (may_be_aliased): Move ...
16082 * tree-flow-inline.h (may_be_aliased): ... here.
16083 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
16084 count_uses_and_derefs): Move ...
16085 * gimple.c: ... here.
16086 * gimple.h (count_uses_and_derefs): Declare.
16087 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
16088 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
16089 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
16090 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
16091 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
16092 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
16093 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
16095 * tree-dfa.c (refs_may_alias_p): Move ...
16096 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
16097 * tree-ssa-alias.h: New file.
16098 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
16099 (statement_sink_location): Likewise.
16100 * opts.c (decode_options): Do not adjust max-aliased-vops or
16101 avg-aliased-vops values.
16102 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
16103 (TV_CALL_CLOBBER): Likewise.
16104 (TV_FLOW_SENSITIVE): Likewise.
16105 (TV_FLOW_INSENSITIVE): Likewise.
16106 (TV_MEMORY_PARTITIONING): Likewise.
16107 (TV_ALIAS_STMT_WALK): New timevar.
16108 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
16109 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
16110 (get_address_description): Remove memory-tag related code.
16111 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
16112 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
16113 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
16114 and immediate uses in statements. Document.
16115 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
16116 (dump_symbols): Remove.
16117 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
16118 * alias.c (get_deref_alias_set): New function split out from ...
16119 (get_alias_set): ... here.
16120 * alias.h (get_deref_alias_set): Declare.
16121 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
16122 type parameter. Remove restrict pointer handling. Create a
16123 ref-all pointer in case type-based alias sets do not conflict.
16124 (vect_analyze_data_refs): Remove SMT related code.
16125 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
16126 (vectorizable_load): Likewise.
16127 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
16128 (DR_SYMBOL_TAG, DR_VOPS): Remove.
16129 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
16130 Ignore vops and SMTs.
16131 (dr_analyze_alias): Likewise..
16132 (free_data_ref): Likewise.
16133 (create_data_ref): Likewise.
16134 (analyze_all_data_dependences): Likewise.
16135 (get_references_in_stmt): Adjust.
16136 * tree-flow-inline.h (gimple_aliases_computed_p,
16137 gimple_addressable_vars, gimple_call_clobbered_vars,
16138 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
16139 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
16140 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
16141 gimple_mem_ref_stats): Remove.
16142 (gimple_vop): New function.
16143 (op_iter_next_use): Remove vuses and mayuses cases.
16144 (op_iter_next_def): Remove vdefs case.
16145 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
16146 (clear_and_done_ssa_iter): Do not set removed fields.
16147 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
16148 Assert we are not iterating over vuses or vdefs if not also
16149 iterating over uses or defs.
16150 (op_iter_init_use): Likewise.
16151 (op_iter_init_def): Likewise.
16152 (op_iter_next_vdef): Remove.
16153 (op_iter_next_mustdef): Likewise.
16154 (op_iter_init_vdef): Likewise.
16155 (compare_ssa_operands_equal): Likewise.
16156 (link_use_stmts_after): Handle vuse operand.
16157 (is_call_used): Use is_call_clobbered.
16158 (is_call_clobbered): Global variables are always call clobbered,
16159 query the call-clobbers bitmap.
16160 (mark_call_clobbered): Ignore global variables.
16161 (clear_call_clobbered): Likewise.
16162 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
16163 virtual operands sanity check.
16164 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
16166 (TARGET_MEM_REF): Remove TMR_TAG operand.
16167 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
16168 Remove call-clobber related code.
16169 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
16170 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
16171 partitions or escape reason.
16172 (get_single_def_stmt, get_single_def_stmt_from_phi,
16173 get_single_def_stmt_with_phi): Remove.
16174 (dump_referenced_vars): Tidy.
16175 (get_ref_base_and_extent): Allow bare decls.
16176 (collect_dfa_stats): Adjust.
16177 * graphite.c (rename_variables_in_stmt): Adjust.
16178 (graphite_copy_stmts_from_block): Likewise.
16179 (translate_clast): Likewise.
16180 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
16182 (translate_vuse_through_block): Use the oracle.
16183 (phi_translate_1): Adjust.
16184 (value_dies_in_block_x): Use the oracle. Cache the outcome
16186 (valid_in_sets): Check if the VUSE for
16187 a REFERENCE is available.
16188 (eliminate): Do not remove stmts during elimination,
16189 instead queue and remove them afterwards.
16190 (do_pre): Do not rebuild alias info.
16191 (pass_pre): Run TODO_rebuild_alias before PRE.
16192 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
16193 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
16194 (mark_all_v_defs_stmt): Remove.
16195 (mark_all_v_defs_seq): Adjust.
16196 (sra_replace): Likewise.
16197 (scalarize_use): Likewise.
16198 (scalarize_copy): Likewise.
16199 (scalarize_init): Likewise.
16200 (scalarize_ldst): Likewise.
16201 (todoflags): Remove.
16202 (tree_sra): Do not rebuild alias info.
16203 (tree_sra_early): Adjust.
16204 (pass_sra): Run TODO_update_address_taken before SRA.
16205 * tree-predcom.c (set_alias_info): Remove.
16206 (prepare_initializers_chain): Do not call it.
16207 (mark_virtual_ops_for_renaming): Adjust.
16208 (mark_virtual_ops_for_renaming_list): Remove.
16209 (initialize_root_vars): Adjust.
16210 (initialize_root_vars_lm): Likewise.
16211 (prepare_initializers_chain): Likewise.
16212 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
16213 (may_propagate_copy_into_stmt): Likewise.
16214 (merge_alias_info): Do nothing for now.
16215 (propagate_tree_value_into_stmt): Adjust.
16216 (stmt_may_generate_copy): Likewise.
16217 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
16218 not mark symbols for renaming.
16219 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
16220 with the same statement, make sure to update the new pointed-to one.
16221 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
16222 call statements, do not mark symbols for renaming.
16223 (mark_operand_necessary): Dump something.
16224 (ref_may_be_aliased): New function.
16225 (mark_aliased_reaching_defs_necessary_1): New helper function.
16226 (mark_aliased_reaching_defs_necessary): Likewise.
16227 (mark_all_reaching_defs_necessary_1): Likewise.
16228 (mark_all_reaching_defs_necessary): Likewise.
16229 (propagate_necessity): Do not process virtual PHIs. For
16230 non-aliased loads mark all reaching definitions as necessary.
16231 For aliased loads and stores mark the immediate dominating
16232 aliased clobbers as necessary.
16233 (visited): New global static.
16234 (perform_tree_ssa_dce): Free visited bitmap after propagating
16236 (remove_dead_phis): Perform simple dead virtual PHI removal.
16237 (remove_dead_stmt): Properly unlink virtual operands when
16239 (eliminate_unnecessary_stmts): Schedule PHI removal after
16241 * tree-ssa-ter.c (is_replaceable_p): Adjust.
16242 (process_replaceable): Likewise.
16243 (find_replaceable_in_bb): Likewise.
16244 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
16245 based on the single gimple vop.
16246 (verify_flow_insensitive_alias_info): Remove.
16247 (verify_flow_sensitive_alias_info): Likewise.
16248 (verify_call_clobbering): Likewise.
16249 (verify_memory_partitions): Likewise.
16250 (verify_alias_info): Likewise.
16251 (verify_ssa): Adjust..
16252 (execute_update_addresses_taken): Export. Update SSA
16253 manually. Optimize only when optimizing. Use a local bitmap.
16254 (pass_update_address_taken): Remove TODO_update_ssa, add
16256 (pass_update_address_taken): Just use TODO_update_address_taken.
16257 (init_tree_ssa): Do not initialize addressable_vars.
16258 (verify_ssa): Verify new VUSE / VDEF properties.
16259 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
16260 Do not call verify_alias_info.
16261 (delete_tree_ssa): Clear the VUSE, VDEF operands.
16262 Do not free the loaded and stored syms bitmaps. Reset the escaped
16263 and callused solutions. Do not free addressable_vars.
16264 Remove memory-tag related code.
16265 (warn_uninitialized_var): Aliases are always available.
16266 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
16267 * lambda-code.c (can_put_in_inner_loop): Adjust.
16268 (can_put_after_inner_loop): Likewise.
16269 (perfect_nestify): Likewise.
16270 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
16271 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
16272 (vectorizable_conversion): Do not mark symbols for renaming.
16273 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
16274 (expand_call_inline): Unlink the calls virtual operands before
16276 (tree_function_versioning): Do not call update_ssa if we are not
16277 updating clones. Simplify.
16278 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
16279 (propagate_with_phi): Likewise..
16280 * tree-outof-ssa.c (create_temp): Remove memory tag and call
16281 clobber code. Assert we are not aliased or global.
16282 * tree-flow.h: Include tree-ssa-alias.h
16283 (enum escape_type): Remove.
16284 (struct mem_sym_stats_d): Likewise.
16285 (struct mem_ref_stats_d): Likewise.
16286 (struct gimple_df): Add vop member. Remove global_var,
16287 call_clobbered_vars, call_used_vars, addressable_vars,
16288 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
16289 escaped and callused members.
16290 (struct ptr_info_def): Remove all members, add points-to solution
16292 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
16293 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
16294 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
16295 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
16296 (tree-ssa-alias.o): Likewise.
16297 (toplev.o): Add tree-ssa-alias.h
16298 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
16299 * gimple.c (gimple_set_bb): Fix off-by-one error.
16300 (is_gimple_reg): Do not handle memory tags.
16301 (gimple_copy): Also copy virtual operands.
16302 Delay updating the statement. Do not reset loaded and stored syms.
16303 (gimple_set_stored_syms): Remove.
16304 (gimple_set_loaded_syms): Likewise.
16305 (gimple_call_copy_skip_args): Copy the virtual operands
16306 and mark the new statement modified.
16307 * tree-ssa-structalias.c (may_alias_p): Remove.
16308 (set_uids_in_ptset): Take the alias set to prune with as
16309 parameter. Fold in the alias test of may_alias_p.
16310 (compute_points_to_sets): Compute whether a ptr is dereferenced
16311 in a local sbitmap.
16312 (process_constraint): Deal with &ANYTHING on the lhs, reject all
16313 other ADDRESSOF constraints on the lhs.
16314 (get_constraint_for_component_ref): Assert that we don't get
16315 ADDRESSOF constraints from the base of the reference.
16316 Properly generate UNKNOWN_OFFSET for DEREF if needed.
16317 (struct variable_info): Remove collapsed_to member.
16318 (get_varinfo_fc): Remove.
16319 (new_var_info): Do not set collapsed_to.
16320 (dump_constraint): Do not follow cycles.
16321 (dump_constraint_graph): Likewise.
16322 (build_pred_graph): Likewise.
16323 (build_succ_graph): Likewise.
16324 (rewrite_constraints): Likewise.
16325 (do_simple_structure_copy): Remove.
16326 (do_rhs_deref_structure_copy): Remove.
16327 (do_lhs_deref_structure_copy): Remove.
16328 (collapse_rest_of_var): Remove.
16329 (do_structure_copy): Re-implement.
16330 (pta_stats): New global variable.
16331 (dump_pta_stats): New function.
16332 (struct constraint_expr): Make offset signed.
16333 (UNKNOWN_OFFSET): Define special value.
16334 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
16335 (solution_set_expand): New helper function split out from ...
16336 (do_sd_constraint): ... here.
16337 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
16338 (do_ds_constraint): Likewise.
16339 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
16340 and CALLUSED = *CALLUSED.
16341 (set_union_with_increment): Make inc argument signed.
16342 (type_safe): Remove.
16343 (get_constraint_for_ptr_offset): Handle unknown and negative
16345 (first_vi_for_offset): Handle offsets before start. Bail
16346 out early for offsets beyond the variable extent.
16347 (first_or_preceding_vi_for_offset): New function.
16348 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
16349 Together with ESCAPED = *ESCAPED this properly computes reachability.
16350 (find_what_var_points_to): New function.
16351 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
16352 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
16353 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
16354 pt_solutions_intersect): New functions.
16355 (compute_call_used_vars): Remove.
16356 (compute_may_aliases): New main entry into PTA computation.
16357 * gimple.h (gimple_p): New typedef.
16358 (struct gimple_statement_base): Remove references_memory_p.
16359 (struct gimple_statement_with_memory_ops_base): Remove
16360 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
16362 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
16363 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
16364 gimple_set_references_memory): Remove.
16365 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
16366 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
16368 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
16369 (verify_expr): Allow RESULT_DECL.
16370 (gimple_duplicate_bb): Do not copy virtual operands.
16371 (gimple_duplicate_sese_region): Adjust.
16372 (gimple_duplicate_sese_tail): Likewise.
16373 (mark_virtual_ops_in_region): Remove.
16374 (move_sese_region_to_fn): Do not call it.
16375 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
16376 and pass_simple_dse.
16377 (execute_function_todo): Handle TODO_update_address_taken,
16378 call execute_update_addresses_taken for TODO_rebuild_alias.
16379 (execute_todo): Adjust.
16380 (execute_one_pass): Init dump files early.
16381 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
16383 (create_general_new_stmt): Clear vops.
16384 * tree-ssa-reassoc.c (get_rank): Adjust.
16385 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
16386 symbols for renaming.
16387 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
16388 (PARAM_AVG_ALIASED_VOPS): Likewise.
16389 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
16390 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
16391 * tree-ssa-operands.c: Simplify for new virtual operand representation.
16392 (operand_build_cmp, copy_virtual_operands,
16393 create_ssa_artificial_load_stmt, add_to_addressable_set,
16394 gimple_add_to_addresses_taken): Remove public functions.
16395 (unlink_stmt_vdef): New function.
16397 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16399 * config.gcc (powerpc-*-linux*): Merge variants.
16401 2009-04-02 Chao-ying Fu <fu@mips.com>
16402 James Grosbach <james.grosbach@microchip.com>
16404 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
16405 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
16407 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
16408 keep_interrupts_masked_p, use_debug_exception_return_p.
16409 (mips_attribute_table): Add interrupt, use_shadow_register_set,
16410 keep_interrupts_masked, use_debug_exception_return.
16411 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
16412 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
16414 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
16415 (mips_print_operand): Process COP0 registers to print $0 .. $31
16416 correctly for GAS to process.
16417 (mips_interrupt_extra_call_saved_reg_p): New function.
16418 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
16420 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
16421 (mips_compute_frame_info): Add supports for interrupt context that
16422 includes doubleword accumulators and COP0 registers.
16423 (mips_for_each_saved_acc): New function.
16424 (mips_for_each_saved_gpr_and_fpr): Change the function name from
16425 mips_for_each_saved_reg.
16426 (mips_save_reg): Save accumulators.
16427 (mips_kernel_reg_p): A new for_each_rtx callback.
16428 (mips_expand_prologue): Support interrupt handlers.
16429 (mips_restore_reg): Restore accumulators.
16430 (mips_expand_epilogue): Support interrupt handlers.
16431 (mips_can_use_return_insn): Return false for interrupt handlers.
16432 (mips_epilogue_uses): New function.
16433 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
16434 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
16435 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
16436 cop0_move): New instructions.
16437 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
16438 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
16440 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
16442 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
16443 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
16444 interrupt handlers, we use K0 as the temporary register.
16445 (EPILOGUE_USES): Change to a function call.
16446 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
16447 handlers, we use K0 as the temporary register.
16449 * doc/extend.texi (Function Attributes): Document interrupt,
16450 use_shadow_register_set, keep_interrupts_masked,
16451 use_debug_exception_return for MIPS attributes.
16453 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16455 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
16456 Remove a number of t-files from tmake_file.
16457 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
16458 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
16459 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
16460 target_prototype, not TARGET_PROTOTYPE.
16461 (LINK_OS_GNU_SPEC): Define.
16462 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
16463 and darwin-ldoubdle.c.
16465 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16468 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
16469 (cpp_options): Ditto.
16470 (default_compilers): Ditto.
16471 (display_help): Ditto.
16472 (process_command): Ditto.
16473 (do_spec_1): Ditto.
16474 (set_input): Use lbasename instead of duplicate code.
16475 (save_temps_prefix): New static for -save-temps=obj.
16476 (save_temps_length): Ditto.
16478 * doc/invoke.texi (-save-temps=obj): Document new variant to
16479 -save-temps switch.
16481 2009-04-02 Jeff Law <law@redhat.com>
16483 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
16486 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16488 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16489 * configure: Regenerated.
16491 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16493 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16494 share the argument list.
16496 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16500 2009-02-12 Diego Novillo <dnovillo@google.com>
16502 * varpool.c (debug_varpool): New.
16503 * cgraph.h (debug_varpool): Declare.
16505 2009-04-02 Jan Hubicka <jh@suse.cz>
16507 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16510 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16512 * config/i386/i386.c (ix86_abi): Move initialization to ...
16513 (override_options): Here.
16515 2009-04-02 Christian Bruel <christian.bruel@st.com>
16517 * config/sh/sh.c (sh_dwarf_register_span): New function.
16518 (TARGET_DWARF_REGISTER_SPAN): Define.
16519 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
16521 2009-04-02 Ira Rosen <irar@il.ibm.com>
16523 PR tree-optimization/39595
16524 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
16525 interleaved loads group is not greater than the SLP group size.
16527 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16529 * builtins.c (is_builtin_name): New.
16530 (called_as_built_in): Use is_builtin_name.
16531 * tree.h (is_builtin_name): New.
16532 * varasm.c (incorporeal_function_p): Use is_builtin_name
16534 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16536 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16538 2009-04-02 Dodji Seketeli <dodji@redhat.com>
16541 * c-decl.c (clone_underlying_type): Move this ...
16542 * c-common.c (set_underlying_type): ... here.
16543 Also, make sure the function properly sets TYPE_STUB_DECL() on
16544 the newly created typedef variant type.
16545 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
16546 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
16549 2009-04-02 Richard Guenther <rguenther@suse.de>
16551 PR tree-optimization/37221
16552 * tree-flow.h (degenerate_phi_result): Declare.
16553 * tree-ssa-dom.c (degenerate_phi_result): Export.
16554 * tree-scalar-evolution.c (analyze_initial_condition): If
16555 the initial condition is defined by a degenerate PHI node
16556 use the degenerate value.
16558 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16560 PR rtl-optimization/39588
16561 * combine.c (merge_outer_ops): Do not set the constant when this
16563 (simplify_shift_const_1): Do not modify it either in this case.
16565 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
16567 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
16568 tuning is deprecated if -mtune value is set to an Itanium1 variant.
16570 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16573 * c-lex.c (interpret_float): Default (no suffix) is double.
16575 2009-04-1 Xinliang David Li <davidxl@google.com>
16577 * config/i386/i386.c (legitimate_constant_p): Recognize
16578 all one vector constant.
16580 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16582 * config/vax/vax.c: Add #includes to silence warnings.
16583 Change #include order to silence two warnings.
16585 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16587 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16588 (ASM_SPEC): Pass -k to the assembler for PIC code.
16590 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16592 * config.gcc: Add vax-*-linux* to the switch.
16593 * config/vax/linux.h: New file. (TARGET_VERSION,
16594 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16596 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16598 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16599 Use predicate macros instead of GET_CODE() == foo.
16600 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16601 ashlsi3, rotrsi3, <unnamed>): Likewise.
16603 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16605 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16606 jbbccihi, jbbccisi): Remova trailing whitespace.
16607 * config/vax/constraints.md: Likewise.
16608 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16609 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16610 * config/vax/predicates.md: Likewise.
16611 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16612 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16613 * config/vax/vax.h: Likewise.
16614 * config/vax/vax.md (nonlocal_goto): Likewise.
16616 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16618 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16619 (indirectable_address_p, adjacent_operands_p): Add spaces around
16621 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16623 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16625 * config/vax/vax.c (legitimate_constant_address_p,
16626 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16627 index_term_p, reg_plus_index_p, legitimate_address_p,
16628 vax_mode_dependent_address_p): Update comments to match functions
16629 modified by the recent int->bool conversion.
16631 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16633 * config/vax/builtins.md: Update copyright message.
16634 * config/vax/constraints.md: Likewise.
16635 * config/vax/netbsd-elf.h: Likewise.
16636 * config/vax/predicates.md: Likewise.
16637 * config/vax/vax-protos.h: Likewise.
16638 * config/vax/vax.c: Likewise.
16639 * config/vax/vax.h: Likewise.
16640 * config/vax/vax.md: Likewise.
16641 * config/vax/vax.opt: Likewise.
16643 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16645 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16646 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16647 * config/vax/constraints.md (B, R): Likewise.
16648 * config/vax/predicates.md (external_memory_operand,
16649 nonimmediate_addsub_di_operand): Likewise.
16650 * config/vax/vax.c (vax_output_int_add): Likewise.
16651 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16652 untyped_call): Likewise.
16654 2009-04-01 Matt Thomas <matt@3am-software.com>
16656 * config/vax/predicates.md: New file.
16657 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16658 external_const_operand, nonsymbolic_operand, external_memory_operand,
16659 indirect_memory_operand, indexed_memory_operand,
16660 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16661 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16663 * config/vax/constraints.md: New file.
16664 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16666 * config/vax/builtins.md: New file.
16667 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16668 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16670 * config/vax/vax.opt (mqmath): Add option.
16671 * config/vax/vax.md (isfx): Extend with DI.
16672 (VAXintQH, VAXintQHSD): Define.
16673 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16674 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16675 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16676 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16677 (movdi): Update constraints and use vax_output_int_move().
16678 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16679 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16680 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16681 nonlocal_goto): New.
16682 (mov<mode>): Extend accepted operand types.
16683 (subdi3_old): Rename from subdi3, change update constraints and use
16684 a new implementation.
16685 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16686 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16687 MOVE_RATIO, CLEAR_RATIO): Define.
16688 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16689 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16690 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16691 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16692 (split_quadword_operands): Make static and really allow variable
16694 (print_operand_address): Update for PIC generation.
16695 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16696 indexable_address_p, fixup_mathdi_operand,
16697 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16698 (vax_float_literal, legitimate_constant_p,
16699 indirectable_constant_address_p, index_term_p,
16700 reg_plus_index_p): Return bool instead of int.
16701 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16703 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16705 (vax_output_conditional_branch): Indent.
16706 (legitimate_constant_address_p, indirectable_constant_address_p,
16707 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16708 vax_mode_dependent_address_p): Return bool instead of int, update for
16710 * config/vax/vax-protos.h (legitimate_constant_address_p,
16711 legitimate_constant_p, legitimate_address_p,
16712 vax_mode_dependent_address_p): Change declaration to bool.
16713 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16714 vax_expand_addsub_di_operands, vax_output_int_subtract,
16715 vax_output_movmemsi): Declare.
16716 (split_quadword_operands, vax_float_literal): Delete declaration.
16717 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16718 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16719 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16720 ASM_OUTPUT_DWARF_PCREL): Define.
16721 (ASM_SPEC): Change definition to allow PIC generation.
16723 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16725 * doc/sourcebuild.texi: Update front-end requirements.
16727 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16730 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16731 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16732 (booldi3_internal3): Use boolean_or_operator instead of
16735 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16738 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16739 declarator whose size is not an integer constant expression but
16740 folds to an integer constant, then treat it as a constant
16743 2009-04-01 Richard Guenther <rguenther@suse.de>
16745 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16746 i * 4 + 2 to (i * 2 + 1) * 2.
16748 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16751 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16752 return if c_parser_asm_string_literal returned NULL.
16754 2009-04-01 Nick Clifton <nickc@redhat.com>
16756 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16758 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16759 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16760 other typedefs to avoid conflicts with libgcc2.c. Define labels
16761 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16763 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16764 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16767 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16769 * varasm.c (default_function_rodata_section): Declare DOT as
16772 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16773 Andrey Galkin <agalkin@hypercom.com>
16776 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16777 Make object_name unique for each process.
16779 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16782 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16783 addressable variables in the parallel that could go out of scope while
16784 running queued tasks.
16786 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16788 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16789 (CASE_VALUES_THRESHOLD): Redefine.
16790 * config/avr/avr.c (avr_override_options): Remove initialization of
16791 avr_case_values_threshold variable.
16792 (avr_case_values_threshold): Remove variable. Add new function.
16793 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16794 * config/avr/avr.opt (mno-tablejump): Remove option.
16795 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16797 2009-04-01 DJ Delorie <dj@redhat.com>
16799 * varasm.c (default_function_rodata_section): Don't assume
16800 anything about where the first '.' in the section name is.
16802 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16804 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16805 rs6000_emit_stack_tie.
16807 2009-03-31 Ian Lance Taylor <iant@google.com>
16809 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16810 gimple_code with GIMPLE_RESX, not RESX.
16812 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16814 * c-common.c (c_get_ident): New.
16815 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16817 2009-04-01 Ben Elliston <bje@au.ibm.com>
16819 * config/rs6000/sysv4.opt (msdata): Improve option description.
16821 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16823 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16824 (divdf3_internal_lat): Remove.
16825 (divxf3_internal_lat): Remove.
16826 (divxf3_internal_thr): Remove.
16827 (divxf): Use divxf3_internal.
16828 * config/ia64/div.md (divsf3_internal_lat): New.
16829 (divdf3_internal_lat): New.
16830 (divxf3_internal): New.
16832 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16835 * Makefile.in (USE_GCC_STDINT): Define.
16836 (stmp-int-hdrs): Install stdint.h if applicable.
16837 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
16839 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
16840 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
16841 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16842 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16843 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16844 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16845 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16846 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16847 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16848 (c_common_nodes_and_builtins): Initialize
16849 underlying_wchar_type_node. Do not initialize
16850 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
16851 nodes for new types.
16852 (c_stddef_cpp_builtins): Define macros for new types.
16853 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
16855 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
16856 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
16857 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
16858 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
16859 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
16860 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
16861 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
16862 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
16863 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
16864 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
16865 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
16866 int16_type_node, int32_type_node, int64_type_node,
16867 uint8_type_node, uint16_type_node, c_uint32_type_node,
16868 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
16869 int_least32_type_node, int_least64_type_node,
16870 uint_least8_type_node, uint_least16_type_node,
16871 uint_least32_type_node, uint_least64_type_node,
16872 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
16873 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
16874 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
16875 uintptr_type_node): Define.
16876 * c-cppbuiltin.c (builtin_define_constants,
16877 builtin_define_type_minmax): New.
16878 (builtin_define_stdint_macros): Define more macros.
16879 (c_cpp_builtins): Define more limit macros.
16880 (type_suffix): New.
16881 (builtin_define_type_max): Define in terms of
16882 builtin_define_type_minmax. Remove is_long parameter. All
16884 * config.gcc (use_gcc_stdint): Define.
16885 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
16886 Add newlib-stdint.h for generic targets.
16887 * config/glibc-stdint.h, config/newlib-stdint.h,
16888 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
16889 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
16890 * config/score/score.h (UINTPTR_TYPE): Define.
16891 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16892 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16893 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16894 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16895 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16896 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16897 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16898 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16899 * config/spu/spu.h (STDINT_LONG32): Define.
16900 * configure.ac (use_gcc_stdint): Substitute.
16901 * configure: Regenerate.
16902 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
16903 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
16904 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
16905 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
16906 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
16907 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
16908 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
16909 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
16910 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
16911 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
16912 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
16913 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
16914 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
16915 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
16916 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
16917 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
16918 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
16919 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
16920 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
16921 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
16922 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
16923 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
16924 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16925 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16926 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16927 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16928 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16929 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16930 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
16932 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
16934 * loop-iv.c (suitable_set_for_replacement): Renamed from
16935 simplify_using_assignment; changed to return bool and to accept new
16936 args DEST and SRC. Return true iff we find a source/destination pair
16937 that can be used to make a replacement, and fill SRC and DEST if so.
16938 Remove arg ALTERED. Don't deal with altered regs here. All callers
16940 (simplify_using_initial_values): Deal with altered regs here and track
16941 more precisely the effect they have on the validity of our expression.
16943 * loop-iv.c (simplify_using_condition): A condition of the form
16944 (EQ REG CONST) can be used to simply make a substitution.
16945 (simplify_using_initial_values): Keep track of conditions we have seen
16946 and keep using them to simplify new expressions, while applying the
16947 same substitutions to them as to the expression.
16949 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16950 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
16953 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
16954 changed. Use this when trying to improve the upper bound.
16955 Generate the comparison by using simplify_gen_relational.
16957 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
16959 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
16961 (simplify_using_assignment, simplify_using_initial_values): Call
16962 replace_in_expr to make replacements. Call replace_single_def_regs
16963 once on the initial version of the expression.
16965 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16968 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
16970 2009-03-31 Richard Guenther <rguenther@suse.de>
16972 PR middle-end/31029
16973 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
16974 equality comparisons. Fold C - X CMP X if C % 2 == 1.
16976 2009-03-31 Richard Guenther <rguenther@suse.de>
16978 * tree.h (div_if_zero_remainder): Declare.
16979 * fold-const.c (div_if_zero_remainder): Export.
16980 * tree-ssa-forwprop.c
16981 (forward_propagate_addr_into_variable_array_index): Handle
16982 constant array index addition outside of the variable index.
16984 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16987 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
16988 define_splits, floatunssi<mode>2): Require x87 conversions from
16989 DImode to be permitted.
16991 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16993 PR preprocessor/15638
16994 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
16996 2009-03-31 Richard Guenther <rguenther@suse.de>
16998 PR middle-end/23401
16999 PR middle-end/27810
17000 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
17001 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
17002 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
17003 a separate statement.
17004 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
17005 (lookup_tmp_var): Likewise.
17006 (is_gimple_formal_tmp_or_call_rhs): Remove.
17007 (is_gimple_reg_or_call_rhs): Rename to ...
17008 (is_gimple_reg_rhs_or_call): ... this.
17009 (is_gimple_mem_or_call_rhs): Rename to ...
17010 (is_gimple_mem_rhs_or_call): ... this.
17011 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
17012 DECL_GIMPLE_REG_P only if is_formal is true.
17013 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
17014 for non-proper post-modify expression gimplification.
17015 (gimplify_self_mod_expr): For post-modify expressions gimplify
17016 the lvalue to a minimal lvalue.
17017 (rhs_predicate_for): Remove formal temp case.
17018 (gimplify_modify_expr_rhs): Likewise.
17019 (gimplify_addr_expr): Use is_gimple_reg.
17020 (gimplify_expr): Remove formal temp cases.
17021 (gimple_regimplify_operands): Likewise.
17022 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
17023 and FILTER_EXPR like constants.
17024 * gimple.c (walk_gimple_op): Fix val_only initialization, use
17026 (is_gimple_formal_tmp_rhs): Remove.
17027 (is_gimple_reg_rhs): Remove special casing.
17028 (is_gimple_mem_rhs): Fix.
17029 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
17030 (is_gimple_formal_tmp_var): Remove.
17031 (is_gimple_formal_tmp_reg): Likewise.
17032 (is_gimple_min_lval): Allow invariant component ref parts.
17033 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
17034 is_gimple_formal_tmp_reg): Remove declarations.
17035 * tree-cfg.c (verify_expr): Verify that variables with address
17036 taken do not have DECL_GIMPLE_REG_P set.
17037 * tree-mudflap.c (mf_build_check_statement_for): Use
17038 force_gimple_operand instead of gimplify_expr.
17040 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
17042 * modulo-sched.c (sms_schedule_by_order): Pass the actual
17043 schedulable rows to compute_split_row.
17045 2009-03-31 Ben Elliston <bje@au.ibm.com>
17048 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
17051 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17053 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
17054 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
17055 * configure: Regenerate.
17056 * config.in: Regenerate.
17057 * config/rs6000/rs6000.opt (mtls-markers): Add.
17058 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
17059 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
17060 (tls_ld_aix, tls_ld_sysv): Likewise.
17061 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
17062 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
17064 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17066 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
17068 2009-03-30 Jan Hubicka <jh@suse.cz>
17070 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
17072 (tree_remove_unreachable_handlers): Cleanup EH predecestor
17073 detection and label handling.
17075 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17077 * ira-int.h (ira_allocno): Rename left_conflicts_num to
17078 left_conflicts_size.
17079 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
17080 ALLOCNO_LEFT_CONFLICTS_SIZE.
17082 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
17083 remove_allocno_from_bucket_and_push,
17084 allocno_spill_priority_compare, push_allocnos_to_stack,
17085 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17086 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
17087 (setup_allocno_left_conflicts_num): Ditto. Rename to
17088 setup_allocno_left_conflicts_size.
17089 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17090 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
17091 setup_allocno_left_conflicts_size instead of
17092 setup_allocno_left_conflicts_num.
17094 * ira-build.c (ira_create_allocno): Use
17095 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
17096 ALLOCNO_LEFT_CONFLICTS_NUM.
17098 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17100 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
17101 instead of DF_LR_OUT.
17103 * ira-lives.c (process_bb_node_lives): Ditto.
17105 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
17106 instead of DF_LR_{OUT,IN}.
17108 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
17110 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
17112 2009-03-30 Jan Hubicka <jh@suse.cz>
17114 * except.c (label_to_region_map): Fix thinko.
17116 2009-03-30 Steve Ellcey <sje@cup.hp.com>
17118 PR middle-end/38237
17119 * tree.h (tree_find_value): New declaration.
17120 * tree.c (tree_find_value): New function.
17121 * varasm.c (assemble_external): Avoid duplicate entries on lists.
17123 2009-03-30 Jakub Jelinek <jakub@redhat.com>
17126 * c-decl.c (struct c_binding): Add locus field.
17127 (bind): Add locus argument, set locus field from it.
17128 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
17129 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
17130 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
17131 implicitly_declare, undeclared_variable, lookup_label,
17132 declare_label, c_make_fname_decl, c_builtin_function,
17133 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
17136 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
17139 * config/i386/i386.c (classify_argument): Check total size of
17142 2009-03-30 Martin Jambor <mjambor@suse.cz>
17144 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
17145 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
17146 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
17149 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
17150 seen_variable_array_ref while also traversing a union.
17152 * tree-inline.c (optimize_inline_calls): Do not call
17153 cgraph_node_remove_callees.
17154 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
17155 (pass_remove_cgraph_callee_edges): New variable.
17156 * passes.c (init_optimization_passes): Add
17157 pass_remove_cgraph_callee_edges after early inlining and before all
17158 late intraprocedural passes.
17160 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
17162 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17164 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
17165 Fix typos in names.
17167 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17169 * combine.c (simplify_comparison): Use have_insn_for.
17170 * dojump.c (do_jump): Likewise.
17172 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17174 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
17175 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
17176 sparc_compare_op0 like sparc_compare_emitted used to be handled.
17177 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
17178 instead of sparc_compare_emitted.
17179 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
17180 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
17181 instead of sparc_compare_emitted.
17183 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17185 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
17186 enter/exit cfglayout mode.
17187 (pass_partition_block): Require it.
17188 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
17189 (combine_instructions): Track basic blocks instead of labels.
17190 (update_cfg_for_uncondjump): New.
17191 (try_combine): Use it. Update jumps after rescanning.
17192 (pass_combine): Require PROP_cfglayout.
17193 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
17195 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17197 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
17198 Provide/destroy PROP_cfglayout respectively.
17199 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
17200 * tree-pass.h (PROP_cfglayout): New.
17202 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17204 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
17205 fold_convert_const_fixed_from_fixed,
17206 fold_convert_const_fixed_from_int,
17207 fold_convert_const_fixed_from_real, fold_negate_const): Do not
17208 set TREE_CONSTANT_OVERFLOW.
17209 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
17210 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
17212 2009-03-30 Ira Rosen <irar@il.ibm.com>
17214 * tree-vect-loop-manip.c: New file.
17215 * tree-vectorizer.c: Update documentation and included files.
17216 (vect_loop_location): Make extern.
17217 (rename_use_op): Move to tree-vect-loop-manip.c
17218 (rename_variables_in_bb, rename_variables_in_loop,
17219 slpeel_update_phis_for_duplicate_loop,
17220 slpeel_update_phi_nodes_for_guard1,
17221 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
17222 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
17223 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
17224 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
17225 find_loop_location): Likewise.
17226 (new_stmt_vec_info): Move to tree-vect-stmts.c.
17227 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
17228 get_vectype_for_scalar_type, vect_is_simple_use,
17229 supportable_widening_operation, supportable_narrowing_operation):
17231 (bb_in_loop_p): Move to tree-vect-loop.c.
17232 (new_loop_vec_info, destroy_loop_vec_info,
17233 reduction_code_for_scalar_code, report_vect_op,
17234 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
17235 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
17236 (vect_supportable_dr_alignment): Likewise.
17237 * tree-vectorizer.h (tree-data-ref.h): Include.
17238 (vect_loop_location): Declare.
17239 Reorganize function declarations according to the new file structure.
17240 * tree-vect-loop.c: New file.
17241 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
17242 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
17243 * tree-vect-data-refs.c: New file.
17244 * tree-vect-patterns.c (timevar.h): Don't include.
17245 * tree-vect-stmts.c: New file.
17246 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
17247 tree-vect-slp.c, tree-vect-loop.c.
17248 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
17249 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
17250 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
17251 (tree-vect-analyze.o): Remove.
17252 (tree-vect-transform.o): Likewise.
17253 (tree-vect-data-refs.o): Add rule.
17254 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
17255 tree-vect-slp.o): Likewise.
17256 (tree-vect-patterns.o): Remove redundant dependencies.
17257 (tree-vectorizer.o): Likewise.
17258 * tree-vect-slp.c: New file.
17260 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17262 * optc-gen.awk: Warn if an option flag has multiple different
17265 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
17267 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
17268 -floop-block): Document dependences on PPL, CLooG and Graphite.
17270 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17272 PR rtl-optimization/323
17273 * c-common.c (c_fully_fold, convert_and_check,
17274 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
17275 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
17276 * c-common.def (EXCESS_PRECISION_EXPR): New.
17277 * c-cppbuiltin.c (builtin_define_float_constants): Define
17278 constants with enough digits for long double.
17279 * c-lex.c (interpret_float): Interpret constant with excess
17280 precision where appropriate.
17281 * c-opts.c (c_common_post_options): Set
17282 flag_excess_precision_cmdline. Give an error for
17283 -fexcess-precision=standard for C++ for processors where the
17284 option is significant.
17285 * c-parser.c (c_parser_conditional_expression): Handle excess
17286 precision in condition.
17287 * c-typeck.c (convert_arguments): Handle arguments with excess
17289 (build_unary_op): Move excess precision outside operation.
17290 (build_conditional_expr): Likewise.
17291 (build_compound_expr): Likewise.
17292 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
17293 (build_modify_expr): Handle excess precision in RHS.
17294 (convert_for_assignment): Handle excess precision in converted
17296 (digest_init, output_init_element, process_init_element): Handle
17297 excess precision in initializer.
17298 (c_finish_return): Handle excess precision in return value.
17299 (build_binary_op): Handle excess precision in operands and add
17300 excess precision as needed for operation.
17301 * common.opt (-fexcess-precision=): New option.
17302 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
17303 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
17304 For standard excess precision, output explicit conversion to and
17305 truncation from XFmode.
17306 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
17307 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
17308 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
17309 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
17310 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
17311 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
17312 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
17313 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
17314 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
17315 define_splits, sqrt<mode>2): Disable where appropriate for
17316 standard excess precision.
17317 * convert.c (convert_to_real): Do not shorten arithmetic to type
17318 for which excess precision would be used.
17319 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
17320 * doc/invoke.texi (-fexcess-precision=): Document option.
17321 (-mfpmath=): Correct index entry.
17322 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
17323 flag_excess_precision): New.
17324 * langhooks.c (lhd_post_options): Set
17325 flag_excess_precision_cmdline.
17326 * opts.c (common_handle_option): Handle -fexcess-precision=.
17327 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
17328 init_excess_precision): New.
17329 (lang_dependent_init_target): Call init_excess_precision.
17330 * tree.c (excess_precision_type): New.
17331 * tree.h (excess_precision_type): Declare.
17333 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17336 * c-typeck.c (build_component_ref): Do not copy qualifiers from
17337 non-lvalue to component.
17339 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17341 PR preprocessor/34695
17342 * Makefile.in (c-opts.o): Depend on c-tree.h.
17343 * c-common.c: Move down include of diagnostic.h.
17344 (done_lexing, c_cpp_error): New.
17345 * c-common.h (done_lexing): Declare.
17346 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
17348 * c-opts.c: Include c-tree.h.
17349 (c_common_init_options): Set preprocessor error callback.
17350 (c_common_handle_option): Do not set preprocessor
17351 inhibit_warnings, warnings_are_errors, warn_system_headers,
17352 pedantic_errors or inhibit_warnings flags.
17353 (c_common_post_options): Do not check cpp_errors (parse_in).
17354 (c_common_finish): Do not output dependencies if there were
17355 errors. Do not check return value of cpp_finish.
17356 * c-ppoutput.c (pp_file_change): Set input_location.
17357 * c-tree.h (c_cpp_error): Declare.
17358 * diagnostic.c (diagnostic_set_info_translated): Also initialize
17360 (diagnostic_build_prefix): Check override_column.
17361 * diagnostic.h (diagnostic_info): Add override_column field.
17362 (diagnostic_override_column): Define.
17364 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
17366 * c-common.c (c_expand_expr, c_staticp): Remove.
17367 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
17368 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
17369 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
17370 * c-gimplify.c (gimplify_compound_literal_expr,
17371 optimize_compound_literals_in_ctor): Remove.
17372 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
17373 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
17374 * c-semantics.c (emit_local_var): Remove.
17376 * langhooks-def.h (lhd_expand_expr): Remove.
17377 * langhooks.c (lhd_expand_expr): Remove.
17378 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
17380 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
17381 handling from c-semantics.c; don't call into langhook.
17382 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
17383 * gimplify.c (gimplify_compound_literal_expr,
17384 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
17385 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
17386 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
17387 as was done in c-gimplify.c.
17388 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
17389 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
17390 Move from c-common.h.
17391 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
17393 * tree.c (staticp): Do not call langhook.
17394 * langhooks.c (lhd_staticp): Delete.
17395 * langhooks-def.h (lhd_staticp): Delete prototype.
17396 (LANG_HOOKS_STATICP): Delete.
17397 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
17399 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
17400 instead of DECL_STMTs.
17402 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17410 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
17412 (fold_call_expr): Return a NOP_EXPR from folding rather than the
17413 contained expression.
17414 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
17415 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
17416 conditional expressions for C.
17417 (decl_constant_value_for_optimization): Move from
17418 decl_constant_value_for_broken_optimization in c-typeck.c. Check
17419 whether optimizing and that the expression is a VAR_DECL not of
17420 array type instead of doing such checks in the caller. Do not
17421 check pedantic. Call gcc_unreachable for C++.
17422 * c-common.def (C_MAYBE_CONST_EXPR): New.
17423 * c-common.h (c_fully_fold, c_save_expr,
17424 decl_constant_value_for_optimization): New prototypes.
17425 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17426 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17427 EXPR_INT_CONST_OPERANDS): Define.
17428 * c-convert.c (convert): Strip nops from expression.
17429 * c-decl.c (groktypename): Take extra parameters expr and
17430 expr_const_operands. Update call to grokdeclarator.
17431 (start_decl): Update call to grokdeclarator. Add statement for
17432 expressions used in type of decl.
17433 (grokparm): Update call to grokdeclarator.
17434 (push_parm_decl): Update call to grokdeclarator.
17435 (build_compound_literal): Add parameter non_const and build a
17436 C_MAYBE_COSNT_EXPR if applicable.
17437 (grokdeclarator): Take extra parameters expr and
17438 expr_const_operands. Track expressions used in declaration
17439 specifiers and declarators. Fold array sizes and track whether
17440 they are constant expressions and whether they are integer
17441 constant expressions.
17442 (parser_xref_tag): Set expr and expr_const_operands fields in
17444 (grokfield): Update call to grokdeclarator.
17445 (start_function): Update call to grokdeclarator.
17446 (build_null_declspecs): Set expr and expr_const_operands fields in
17448 (declspecs_add_type): Handle expressions in typeof specifiers.
17449 * c-parser.c (c_parser_declspecs): Set expr and
17450 expr_const_operands fields for declaration specifiers.
17451 (c_parser_enum_specifier): Likewise.
17452 (c_parser_struct_or_union_specifier): Likewise.
17453 (c_parser_typeof_specifier): Likewise. Update call to
17454 groktypename. Fold expression as needed. Return expressions with
17455 type instead of adding statements.
17456 (c_parser_attributes): Update calls to c_parser_expr_list.
17457 (c_parser_statement_after_labels): Fold expression before passing
17458 to objc_build_throw_stmt.
17459 (c_parser_condition): Fold expression.
17460 (c_parser_asm_operands): Fold expression.
17461 (c_parser_conditional_expression): Use c_save_expr. Update call
17462 to build_conditional_expr.
17463 (c_parser_alignof_expression): Update call to groktypename.
17464 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
17465 original_code. Fold expression argument of va_arg. Create
17466 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
17467 argument to va_arg. Update calls to groktypename. Fold array
17468 index for offsetof. Verify that first argument to
17469 __builtin_choose_expr has integer type.
17470 (c_parser_postfix_expression_after_paren_type): Update calls to
17471 groktypename and build_compound_literal. Handle expressions with
17472 side effects in type name.
17473 (c_parser_postfix_expression_after_primary): Update call to
17474 c_parser_expr_list. Set original_code for calls to
17475 __builtin_constant_p.
17476 (c_parser_expr_list): Take extra parameter fold_p. Fold
17477 expressions if requested.
17478 (c_parser_objc_type_name): Update call to groktypename.
17479 (c_parser_objc_synchronized_statement): Fold expression.
17480 (c_parser_objc_receiver): Fold expression.
17481 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
17482 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
17483 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
17484 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
17485 (struct c_typespec): Add elements expr and expr_const_operands.
17486 (struct c_declspecs): Add elements expr and expr_const_operands.
17487 (groktypename, build_conditional_expr, build_compound_literal):
17489 (in_late_binary_op): Declare.
17490 * c-typeck.c (note_integer_operands): New function.
17491 (in_late_binary_op): New variable.
17492 (decl_constant_value_for_broken_optimization): Move to c-common.c
17493 and rename to decl_constant_value_for_optimization.
17494 (default_function_array_conversion): Do not strip nops.
17495 (default_conversion): Do not call
17496 decl_constant_value_for_broken_optimization.
17497 (build_array_ref): Do not fold result.
17498 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
17499 result when operand is a VLA.
17500 (c_expr_sizeof_type): Update call to groktypename. Handle
17501 expressions included in type name. Use C_MAYBE_CONST_EXPR for
17502 result when operand names a VLA type.
17503 (build_function_call): Update call to build_compound_literal.
17504 Only fold result for calls to __builtin_* functions. Strip
17505 NOP_EXPR from INTEGER_CST returned from such functions. Fold
17506 the function designator.
17507 (convert_arguments): Fold arguments. Update call to
17508 convert_for_assignment.
17509 (build_unary_op): Handle increment and decrement of
17510 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
17511 decrement earlier. Fold operand of increment and decrement.
17512 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
17513 built for integer operand. Wrap returns that are INTEGER_CSTs
17514 without being integer constant expressions or that have integer
17515 constant operands without being INTEGER_CSTs.
17516 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
17517 (build_conditional_expr): Add operand ifexp_bcp. Track whether
17518 result is an integer constant expression or can be used in
17519 unevaluated parts of one and avoid folding and wrap as
17520 appropriate. Fold operands before possibly doing -Wsign-compare
17522 (build_compound_expr): Wrap result for C99 if operands can be used
17523 in integer constant expressions.
17524 (build_c_cast): Update call to digest_init. Do not ignore
17525 overflow from casting floating-point constants to integers. Wrap
17526 results that could be confused with integer constant expressions,
17527 null pointer constants or floating-point constants.
17528 (c_cast_expr): Update call to groktypename. Handle expressions
17529 included in type name.
17530 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
17531 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
17532 Update calls to convert_for_assignment.
17533 (convert_for_assignment): Take new parameter
17534 null_pointer_constant. Do not strip nops or call
17535 decl_constant_value_for_broken_optimization. Set
17536 in_late_binary_op for conversions to boolean.
17537 (store_init_value): Update call to digest_init.
17538 (digest_init): Take new parameter null_pointer_constant. Do not
17539 call decl_constant_value_for_broken_optimization. pedwarn for
17540 initializers not constant expressions. Update calls to
17541 convert_for_assignment.
17542 (constructor_nonconst): New.
17543 (struct constructor_stack): Add nonconst element.
17544 (really_start_incremental_init, push_init_level, pop_init_level):
17545 Handle constructor_nonconst and nonconst element.
17546 (set_init_index): Call constant_expression_warning for array
17548 (output_init_element): Fold value. Set constructor_nonconst as
17549 applicable. pedwarn for initializers not constant expressions.
17550 Update call to digest_init. Call constant_expression_warning
17551 where constant initializers are required.
17552 (process_init_element): Use c_save_expr.
17553 (c_finish_goto_ptr): Fold expression.
17554 (c_finish_return): Fold return value. Update call to
17555 convert_for_assignment.
17556 (c_start_case): Fold switch expression.
17557 (c_process_expr_stmt): Fold expression.
17558 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
17559 ensure statement expression is not evaluated in constant expression.
17560 (build_binary_op): Track whether results are integer constant
17561 expressions or may occur in such, disable folding and wrap results
17562 as applicable. Fold operands for -Wsign-compare warnings unless
17564 (c_objc_common_truthvalue_conversion): Handle results folded to
17565 integer constants that are not integer constant expressions.
17566 * doc/extend.texi: Document when typeof operands are evaluated,
17567 that condition of __builtin_choose_expr is an integer constant
17568 expression, and more about use of __builtin_constant_p in
17571 2009-03-29 Richard Guenther <rguenther@suse.de>
17573 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17574 propagate addresses of array references.
17576 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
17578 * regmove.c (perhaps_ends_bb_p): Remove.
17579 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
17580 from INSN and check that the main loop stays within that basic block.
17581 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
17582 (regmove_forward_pass): Split out from regmove_optimize. Use
17583 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
17584 (regmove_backward_pass): Split out from regmove_optimize. Use
17585 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
17586 (regmove_optimize): Simplify.
17588 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17591 * config/i386/i386.c (classify_argument): Ignore flexible array
17592 member in struct and warn ABI change.
17594 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17596 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17598 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17599 (ix86_adjust_cost): Updated.
17601 2009-03-29 Jan Hubicka <jh@suse.cz>
17603 PR middle-end/28850
17604 * tree-pass.h (pass_cleanup_eh): New function.
17605 (remove_unreachable_regions): Break code handling RTL
17606 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17607 that can not be reached by runtime.
17608 (can_be_reached_by_runtime): New function.
17609 (label_to_region_map): New function.
17610 (num_eh_regions): New function.
17611 (rtl_remove_unreachable_regions): New function.
17612 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17613 (remove_eh_region): New function.
17614 * except.h: Include sbitmap and vecprim.
17615 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17616 num_eh_regions): Declare.
17617 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17618 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17619 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17620 (tree_empty_eh_handler_p): New function.
17621 (cleanup_empty_eh): New function.
17622 (cleanup_eh): New function.
17623 (pass_cleanup_eh): New function.
17625 2009-03-29 Jan Hubicka <jh@suse.cz>
17627 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17628 for removed regions.
17630 2009-03-29 Jan Hubicka <jh@suse.cz>
17632 * except.c (dump_eh_tree): Dump all datastructures.
17634 2009-03-29 Jan Hubicka <jh@suse.cz>
17636 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17637 (duplicate_eh_regions_1): Likewise.
17638 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17639 vector; call EH verification.
17640 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17641 Be ready for region being removed.
17643 2009-03-29 Jan Hubicka <jh@suse.cz>
17645 * bitmap.c (bitmap_last_set_bit): New function.
17646 * bitmap.h (bitmap_last_set_bit): Declare.
17648 2009-03-29 David Ayers <ayers@fsfe.org>
17651 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17652 by calling objc_compare_types and surpress warnings about
17653 incompatible C pointers that are compatible ObjC pointers.
17655 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17657 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17658 call initialize_inline_failed.
17659 (initialize_inline_failed): Move it from here ...
17660 * cgraph.c (initialize_inline_failed): ... to here.
17661 (cgraph_create_edge): Call initialize_inline_failed rather than
17662 setting inline_failed directly.
17664 2009-03-29 Ben Elliston <bje@au.ibm.com>
17667 * sysv4.opt (msdata): Improve comment.
17668 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17669 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17671 2009-03-29 Ben Elliston <bje@au.ibm.com>
17674 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17675 load and store attributes.
17677 2009-03-29 Ben Elliston <bje@au.ibm.com>
17679 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17680 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17681 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17682 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17683 __builtin_infq and __builtin_huge_valq.
17685 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17687 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17689 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17690 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17692 2009-03-28 Xinliang David Li <davidxl@google.com>
17694 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17695 (do_dbg_cnt): New function.
17697 2009-03-28 Jan Hubicka <jh@suse.cz>
17699 Merge from pretty-ipa:
17701 2009-03-27 Jan Hubicka <jh@suse.cz>
17703 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17704 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17705 * passes.c (function_called_by_processed_nodes_p): New.
17706 * ipa-pure-const.c (check_call): Fix handling of operands.
17707 (analyze_function): Dump debug output for skipped bodies.
17708 (local_pure_const): Use function_called_by_processed_nodes_p.
17709 * dwarf2out.c (reference_to_unused): Use output.
17710 * passes.c (do_per_function_toporder): Likewise.
17712 2008-11-12 Jan Hubicka <jh@suse.cz>
17714 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17715 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17716 state_set_in_source enum
17717 (check_decl): Ignore memory tags; do not set fake looping flags;
17719 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17720 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17721 (check_call, analyze_function): Rewrite.
17723 (add_new_function): Update call of analyze_function.
17724 (generate_summary): Add call of analyze_function.
17725 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17726 (local_pure_const): New function.
17727 (pass_local_pure_const): New pass.
17728 * ipa-inline.c (inline_transform): Set after_inlining.
17729 * tree-eh.c (stmt_can_throw_external): New.
17730 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17731 work with aliasing built.
17732 * tree-flow.h (stmt_can_throw_external): New.
17733 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17734 and local pure/const pass in early and late optimization queue.
17736 2009-03-28 Martin Jambor <mjambor@suse.cz>
17738 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17740 (fold_binary): Allow function decl aligment consideration is the
17741 second argument is integer constant one.
17742 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17743 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17744 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17746 2009-03-28 Jan Hubicka <jh@suse.cz>
17748 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17749 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17750 * function.h (rtl_data): Add nothrow flag.
17751 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17752 set DECL_NOTHROW for AVAILABLE functions.
17754 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17756 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17757 following vector keyword has expansion starting with pixel or bool
17758 keyword, expand vector to __vector and pixel or bool to __pixel or
17762 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17763 warn_if_disallowed_function_p): Removed.
17764 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17765 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17766 warning_if_disallowed_function_p.
17767 * flags.h (warn_if_disallowed_function_p,
17768 warn_disallowed_functions): Removed.
17769 * common.opt (Wdisallowed-function-list=): Removed.
17770 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17772 2009-03-28 Richard Guenther <rguenther@suse.de>
17774 PR tree-optimization/38723
17775 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17778 2009-03-28 Jan Hubicka <jh@suse.cz>
17780 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17781 test introduced by my previous patch.
17783 2009-03-28 Richard Guenther <rguenther@suse.de>
17785 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17786 the PHIs value undefined.
17788 2009-03-28 Jan Hubicka <jh@suse.cz>
17790 * tree-pass.h (pass_fixup_cfg): New pass.
17791 * ipa-inline.c (inline_transform): Set
17792 always_inline_functions_inlined/after_inlining.
17793 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17794 (pass_fixup_cfg): New pass.
17795 * passes.c (init_optimization_passes): Add fixup_cfg.
17797 2009-03-28 Richard Guenther <rguenther@suse.de>
17799 PR tree-optimization/38458
17800 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17801 argument use the arguments copy-of value.
17803 2009-03-28 Richard Guenther <rguenther@suse.de>
17805 PR tree-optimization/38180
17806 * tree-ssa-ccp.c (get_default_value): Simplify.
17807 (likely_value): Likewise.
17808 (surely_varying_stmt_p): Properly handle VOP case.
17809 (ccp_initialize): Likewise.
17810 (ccp_fold): Handle propagating through *&.
17811 (fold_const_aggregate_ref): Also handle decls.
17813 2009-03-28 Jan Hubicka <jh@suse.cz>
17815 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17816 * cgraph.h (cgraph_node): Likewise.
17817 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17818 (cgraph_reset_node): Use process flag.
17819 (cgraph_mark_functions_to_output): Likewise.
17820 (cgraph_expand_function): Likewise.
17821 (cgraph_expand_all_functions): Likewise.
17822 (cgraph_output_in_order): Likewise.
17823 * dwarf2out.c (reference_to_unused): Likewise.
17824 * passes.c do_per_function_toporder): Likewise.
17826 2009-03-28 Jan Hubicka <jh@suse.cz>
17828 Bring from lto-branch:
17830 2008-09-03 Doug Kwan <dougkwan@google.com>
17832 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
17833 enums instead of reason strings.
17834 * cgraph.c (cgraph_create_edge): Same.
17835 (cgraph_inline_failed_string): New function.
17836 * cgraph.h (cgraph_inline_failed_t): New enum type.
17837 (cgraph_inline_failed_string): New prototype.
17838 (struct cgraph_edge): Change type of INLINED_FAILED from constant
17839 char pointer to cgraph_inline_failed_t.
17840 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
17841 (cgraph_default_inline_p): Ditto.
17842 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
17843 to cgraph_inline_failed_t pointer.
17844 * cif-code.def: New file.
17845 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
17847 (cgraph_check_inline_limits): Change type of REASON to pointer to
17848 cgraph_inline_failed_t. Replace reason strings with enums.
17849 (cgraph_default_inline_p): Ditto.
17850 (cgraph_recursive_inlining_p): Ditto.
17851 (update_caller_keys): Change type of FAILED_REASON to
17852 cgraph_inline_failed_t.
17853 (cgraph_set_inline_failed): Change type of REASON to pointer to
17854 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
17855 convert enums to strings for text output.
17856 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
17857 to be of type cgraph_inline_failed_t. Replace reason strings with
17858 enums. Call cgraph_inline_failed_string to covert enums
17859 to strings for text output.
17860 (cgraph_decide_inlining): Replace reason strings with enums.
17861 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
17862 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
17864 * tree-inline.c (expand_call_inline): Change type of REASON
17865 to cgraph_inline_failed_t. Replace reason strings with enums.
17866 Call cgraph_inline_failed_string for text output.
17867 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
17870 2009-03-28 Jan Hubicka <jh@suse.cz>
17872 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
17873 cgraph_clone_node): Remove master clone handling.
17874 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17875 * cgraph.h (master_clone): Remove.
17876 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17877 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
17878 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
17880 2009-03-28 Jan Hubicka <jh@suse.cz>
17882 * cgraph.c (cgraph_function_body_availability): Functions declared
17883 inline are always safe to assume that it is not going to be replaced.
17885 2009-03-28 Richard Guenther <rguenther@suse.de>
17887 PR tree-optimization/38513
17888 * tree-ssa-pre.c (eliminate): Remove redundant stores.
17889 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17890 EXC_PTR_EXPR and FILTER_EXPR.
17891 (get_ref_from_reference_ops): Likewise.
17893 2009-03-28 Richard Guenther <rguenther@suse.de>
17895 PR tree-optimization/38968
17896 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
17897 Use FLOOR_MOD_EXPR to compute misalignment.
17899 2009-03-28 Richard Guenther <rguenther@suse.de>
17901 PR tree-optimization/37795
17902 * tree.h (combine_comparisons): Declare.
17903 * fold-const.c (combine_comparisons): Export.
17904 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
17906 (ifcombine_iforif): Use combine_comparisons.
17908 2009-03-28 Jan Hubicka <jh@suse.cz>
17910 * tree-eh.c (inlinable_call_p): New function.
17911 (make_eh_edges): Use it.
17912 (verify_eh_edges): Use it.
17913 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
17914 * except.c (reachable_next_level): Add inlinable_function argument
17915 (sjlj_find_directly_reachable_regions): Update.
17916 (add_reachable_handler): Do not set saw_any_handlers.
17917 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
17918 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17919 Add new inlinable call parameter.
17920 (can_throw_internal, can_throw_external): Update.
17921 * except.h (can_throw_internal_1, can_throw_external_1,
17922 foreach_reachable_handler): Update declaration.
17924 2009-03-28 Joseph Myers <joseph@codesourcery.com>
17926 * config/arm/t-arm-coff, config/h8300/coff.h,
17927 config/i386/i386-aout.h, config/i386/i386-coff.h,
17928 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
17929 config/pdp11/2bsd.h, config/rs6000/aix41.h,
17930 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
17931 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
17932 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
17933 sys-types.h: Remove.
17934 * Makefile.in: Remove protoize and fixproto support and references
17936 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
17937 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
17939 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
17940 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
17941 unprotoize$(exeext).
17942 (rest.encap): Don't depend on $(STMP_FIXPROTO)
17943 (.PHONY): Don't depend on proto.
17944 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
17945 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
17946 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
17947 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
17948 build/gen-protos.o, build/scan.o, xsys-protos.h,
17949 build/fix-header$(build_exeext), build/fix-header.o,
17950 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
17951 stmp-install-fixproto): Remove.
17952 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
17953 SYSCALLS.c or fixproto files.
17954 (install-common): Don't install protoize.
17955 (install-headers-tar, install-headers-cpio, install-headers-cp):
17956 Don't depend on $(STMP_FIXPROTO).
17957 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
17958 install fixproto files or write out fixproto settings.
17959 (uninstall): Don't uninstall protoize.
17960 * config.gcc (use_fixproto): Remove.
17961 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
17962 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
17963 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
17964 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
17965 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
17966 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
17967 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
17968 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
17969 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
17970 * config/t-vxworks (STMP_FIXPROTO): Remove.
17971 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
17972 STMP_FIXPROTO): Remove.
17973 * config.in, configure: Regenerate.
17974 * crtstuff.c (gid_t, uid_t): Don't undefine.
17975 * doc/install.texi: Change m68k-coff to m68k-elf in example.
17976 (arm-*-coff, arm-*-aout: Remove target entries.
17977 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
17978 Remove mention of AIX 4.1.
17979 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
17980 * doc/invoke.texi (Running Protoize): Remove.
17981 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
17982 (Protoize Caveats): Remove.
17983 * tsystem.h: Update comments on headers assumed to exist.
17985 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
17987 * genautomata.c: Add a new year to the copyright. Add a new
17989 (struct insn_reserv_decl): Add comments for member bypass_list.
17990 (find_bypass): Remove.
17991 (insert_bypass): New.
17992 (process_decls): Use insert_bypass.
17993 (output_internal_insn_latency_func): Output all bypasses with the
17994 same input insn in one switch case.
17996 * rtl.def (define_bypass): Describe bypass choice.
17997 * doc/md.texi (define_bypass): Ditto.
17999 2009-03-27 Richard Guenther <rguenther@suse.de>
18001 * gimplify.c (mark_addressable): Export.
18002 * tree-flow.h (mark_addressable): Declare.
18003 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
18004 * tree-ssa.c (verify_phi_args): Verify that address taken
18005 variables have TREE_ADDRESSABLE set.
18007 2009-03-27 Richard Guenther <rguenther@suse.de>
18009 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
18010 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
18011 Do not mark decls TREE_ADDRESSABLE.
18012 (build_fold_addr_expr): Adjust.
18013 (fold_addr_expr): Remove.
18014 (fold_unary): Use build_fold_addr_expr.
18015 (fold_comparison): Likewise.
18016 (split_address_to_core_and_offset): Likewise.
18017 * coverage.c (tree_coverage_counter_addr): Mark the array decl
18019 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
18020 (gimplify_modify_expr_to_memcpy): Mark source and destination
18022 * omp-low.c (create_omp_child_function): Mark the object decl
18024 (lower_rec_input_clauses): Mark the var we take the address of
18026 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
18028 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18030 PR middle-end/39315
18031 * cfgexpand.c (expand_one_stack_var_at): Change alignment
18032 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
18034 2009-03-27 Richard Guenther <rguenther@suse.de>
18036 PR tree-optimization/39120
18037 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
18039 (handle_lhs_call): Process return constraints. Add escape
18040 constraints if necessary.
18041 (handle_const_call): Fill out return constraints. Make nested
18042 case more precise. Avoid consttmp if possible.
18043 (handle_pure_call): Fill out return constraints. Avoid
18044 callused if possible.
18045 (find_func_aliases): Simplify call handling.
18047 2009-03-27 Richard Guenther <rguenther@suse.de>
18049 PR tree-optimization/39120
18050 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
18051 as a representative.
18052 (solve_graph): Do propagate CALLUSED.
18053 (handle_pure_call): Use a scalar constraint from CALLUSED for
18055 (find_what_p_points_to): CALLUSED shall not appear in poins-to
18058 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18061 * c-common.c (handle_aligned_attribute): Properly check alignment
18062 overflow. Use (1U << i) instead of (1 << i).
18064 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
18066 * expr.h (get_mem_align_offset): Updated.
18068 * tree.h (tree_decl_common): Change align to "unsigned int" and
18069 move it before pointer_alias_set.
18071 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18072 Jakub Jelinek <jakub@redhat.com>
18075 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
18076 gr_register_operand with gr_reg_or_0_operand.
18077 (cmpxchg_rel_di): Likewise.
18078 (sync_lock_test_and_set<mode>): Likewise.
18080 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18082 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
18083 (true_regnum): Likewise.
18085 * rtlanal.c (subreg_info): Moved to ...
18086 * rtl.h (subreg_info): Here. New.
18087 (subreg_get_info): New.
18089 * rtlanal.c (subreg_get_info): Make it extern.
18091 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18094 * config/i386/i386.c (ix86_abi): New.
18095 (override_options): Handle -mabi=.
18096 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
18097 (ix86_call_abi_override): Likewise.
18098 (init_cumulative_args): Likewise.
18099 (function_arg_advance): Likewise.
18100 (function_arg_64): Likewise.
18101 (function_arg): Likewise.
18102 (ix86_pass_by_reference): Likewise.
18103 (ix86_function_value_regno_p): Likewise.
18104 (ix86_build_builtin_va_list_abi): Likewise.
18105 (setup_incoming_varargs_64): Likewise.
18106 (is_va_list_char_pointer): Likewise.
18107 (ix86_init_machine_status): Likewise.
18108 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
18109 (ix86_function_type_abi): Return enum calling_abi. Rewrite
18110 for 64bit. Replace DEFAULT_ABI with ix86_abi.
18111 (ix86_function_abi): Make it static and return enum calling_abi.
18112 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
18114 (ix86_fn_abi_va_list): Updated.
18116 * config/i386/i386.h (ix86_abi): New.
18117 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
18118 (CONDITIONAL_REGISTER_USAGE): Likewise.
18119 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
18120 (machine_function): Likewise.
18122 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
18124 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
18125 (STACK_BOUNDARY): Likewise.
18126 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
18128 * config/i386/i386.opt (mabi=): New.
18130 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
18131 return enum calling_abi.
18132 (ix86_function_type_abi): Likewise.
18133 (ix86_function_abi): Removed.
18135 * doc/invoke.texi: Document -mabi= option for x86.
18137 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18139 * builtins.c (real_dconstp): Delete.
18140 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
18142 2009-03-27 Dodji Seketeli <dodji@redhat.com>
18143 Jakub Jelinek <jakub@redhat.com>
18146 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
18147 (gen_subprogram_die): When a function is explicit, generate the
18148 DW_AT_explicit attribute.
18149 * langhooks.h (struct lang_hooks_for_decls): Add
18150 function_decl_explicit_p langhook.
18151 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
18152 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
18154 2009-03-27 Jakub Jelinek <jakub@redhat.com>
18156 * builtins.c (fold_builtin_memory_op): Optimize memmove
18157 into memcpy if we can prove source and destination don't overlap.
18159 * tree-inline.c: Include gt-tree-inline.h.
18160 (clone_fn_id_num): New variable.
18161 (clone_function_name): New function.
18162 (tree_function_versioning): Use it.
18163 * Makefile.in (GTFILES): Add tree-inline.c.
18165 2009-03-27 Mark Mitchell <mark@codesourcery.com>
18167 * BASE-VER: Change to 4.5.0.
18169 2009-03-27 Xinliang David Li <davidxl@google.com>
18171 PR tree-optimization/39557
18172 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
18174 2009-03-27 Xinliang David Li <davidxl@google.com>
18176 PR tree-optimization/39548
18177 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
18180 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18182 * c-common.c (pointer_int_sum): Use %wd on return from
18185 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18187 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
18188 on return from tree_low_cst.
18190 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
18193 * ginclude/stdarg.h (va_copy): Define also for
18194 __GXX_EXPERIMENTAL_CXX0X__.
18196 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18199 * builtins.h (c_strlen): Do not warn here.
18200 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
18201 * c-common.c (pointer_int_sum): Take an explicit location.
18202 Warn about offsets out of bounds.
18203 * c-common.h (pointer_int_sum): Adjust declaration.
18205 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18207 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
18210 2009-03-26 Jakub Jelinek <jakub@redhat.com>
18213 * opts.c (warn_if_disallowed_function_p): Don't assume
18214 get_callee_fndecl must return non-NULL.
18216 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
18218 PR rtl-optimization/39522
18219 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
18220 when reg_reloaded_valid is set.
18222 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18224 * config/spu/divv2df3.c: New file.
18225 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
18226 (DPBIT_FUNCS): Filter out _div_df.
18228 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
18230 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
18231 a jump insn, count that jump in the distance to the loop start.
18233 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
18236 * config/sh/sh.c (calc_live_regs): Fix condition for global
18237 registers except PIC_OFFSET_TABLE_REGNUM.
18239 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
18242 * doc/invoke.texi (-mconsole): New.
18244 (-mno-cygwin): New.
18246 (-mnop-fun-dllimport): New.
18250 (sub section "i386 and x86-64 Windows Options"): New.
18252 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
18254 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
18255 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
18257 2009-03-25 Richard Guenther <rguenther@suse.de>
18259 PR middle-end/39497
18260 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
18263 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
18265 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
18266 neither of haifa/selective schedulers are working.
18268 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18270 * doc/invoke.texi (Debugging Options): Fix description of
18271 -fno-merge-debug-strings.
18273 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
18275 * config/cris/libgcc.ver: New version-script.
18276 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
18278 * configure.ac <GAS features, nop mnemonic>: Add pattern
18279 crisv32-*-* for "nop".
18280 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
18281 * configure: Regenerate.
18283 2009-03-24 Ira Rosen <irar@il.ibm.com>
18285 PR tree-optimization/39529
18286 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
18287 mark_sym_for_renaming for the tag copied to the new vector
18290 2009-03-24 Arthur Loiret <aloiret@debian.org>
18292 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
18293 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
18294 EXTRA_SPEC_FUNCTIONS.
18295 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
18296 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
18297 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
18298 -march and -mtune options.
18300 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
18302 * config/m68k/t-rtems: Add m5329 multilib.
18304 2009-03-24 Dodji Seketeli <dodji@redhat.com>
18305 Jakub Jelinek <jakub@redhat.com>
18308 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
18311 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18314 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
18315 instead of c_parser_expression_conv, if original_code isn't one of the
18316 4 allowed comparison codes, fail.
18318 2009-03-23 Richard Guenther <rguenther@suse.de>
18320 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
18321 * tree.h (struct tree_type): Likewise.
18322 * reload.h (struct insn_chain): Likewise.
18323 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
18324 * function.h (struct function): Likewise.
18325 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
18327 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18329 PR tree-optimization/39516
18330 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
18332 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
18334 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
18335 should be set true if BITS_PER_WORD of target is bigger than 32
18337 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
18339 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
18340 Translate -B-options to -rpath-link. Correct existing
18341 rpath-link and conditionalize on !nostdlib.
18343 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18345 * doc/extend.texi (Function Attributes, Variable Attributes):
18347 * doc/invoke.texi (Debugging Options, Optimize Options)
18348 (i386 and x86-64 Options, MCore Options): Likewise.
18350 2009-03-20 Jakub Jelinek <jakub@redhat.com>
18353 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
18354 it for block local namespace aliases.
18355 (gen_decl_die): Pass context_die to gen_namespace_die.
18357 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18360 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
18361 minimum or maximum value.
18363 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
18365 * reginfo.c (globalize_reg): Recompute derived reg sets.
18367 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
18370 * libgcc2.c (mprotect): Do not use signed arguments for
18371 VirtualProtect, use DWORD arguments. Also fix the 'may
18372 be used uninitialized' warning for the np variable.
18374 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18377 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
18378 functions using regparm calling conventions when not optimizing.
18379 (ix86_function_sseregparm): Similarly for sseregparm calling
18382 2009-03-19 Li Feng <nemokingdom@gmail.com>
18384 PR middle-end/39500
18385 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
18386 dependence if the first conflict is after niter iterations.
18388 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
18390 PR middle-end/38609
18391 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
18392 functions with dynamic stack-pointer adjustments.
18394 2009-03-19 Ben Elliston <bje@au.ibm.com>
18396 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
18397 option; change to -msdata=data.
18399 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18401 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
18404 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
18407 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
18409 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
18411 * doc/invoke.texi (Code Gen Options): Expand discussion of
18414 2009-03-18 Jakub Jelinek <jakub@redhat.com>
18416 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
18417 * matrix-reorg.c (struct matrix_info): Likewise.
18418 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
18419 * rtl.h (struct mem_attrs): Likewise.
18420 * df.h (struct df): Likewise.
18421 * tree-data-ref.h (struct data_dependence_relation): Likewise.
18422 * ira-int.h (struct ira_allocno): Likewise.
18423 * df-scan.c (struct df_collection_rec): Likewise.
18424 * ira.c (struct equivalence): Likewise.
18425 * function.c (struct temp_slot): Likewise.
18426 * cfgloop.h (struct loop): Likewise.
18429 * function.c (use_register_for_decl): When not optimizing, disregard
18430 register keyword for variables with types containing methods.
18432 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
18434 PR middle-end/39447
18435 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
18436 (is_simple_operand): Call contains_component_ref_p before calling data
18437 reference analysis that would fail on COMPONENT_REFs.
18439 * tree-vrp.c (search_for_addr_array): Fix formatting.
18441 2009-03-18 Richard Guenther <rguenther@suse.de>
18443 * tree-vect-transform.c (vect_loop_versioning): Fold the
18444 generated comparisons.
18445 * tree-vectorizer.c (set_prologue_iterations): Likewise.
18446 (slpeel_tree_peel_loop_to_edge): Likewise.
18448 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18450 PR middle-end/37805
18451 * opts.c (print_specific_help): In addition to `undocumented',
18452 accept `separate' and `joined' flags if passed alone. Describe
18453 output by the first matched one of those.
18454 (common_handle_option): Skip over empty strings.
18455 * gcc.c (display_help): Fix help string for `--help='.
18456 * doc/invoke.texi (Option Summary, Overall Options): With
18457 `--help=', classes and qualifiers can both be repeated, but
18458 only the latter can be negated. One should not pass only
18459 negated qualifiers. Fix markup and examples.
18462 2008-10-14 Jakub Jelinek <jakub@redhat.com>
18463 PR middle-end/37805
18464 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
18465 and -fhelp=separate.
18467 2009-03-17 Jing Yu <jingyu@google.com>
18469 PR middle-end/39378
18470 * function.h (struct rtl_data): Move is_thunk from here...
18471 (struct function): ...to here.
18472 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
18473 * varasm.c (assemble_start_function): Change is_thunk from crtl to
18475 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
18477 (alpha_does_function_need_gp, alpha_start_function): Likewise.
18478 (alpha_output_function_end_prologue): Likewise.
18479 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
18480 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
18481 (rs6000_output_function_epilogue): Likewise.
18482 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
18484 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
18487 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
18488 from different units in a single alternative.
18489 (*truncdfsf_i387): Ditto.
18490 (*truncxfsf2_mixed): Ditto.
18491 (*truncxfdf2_mixed): Ditto.
18493 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18495 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18496 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18499 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18500 unused non-artificial variables when not optimizing.
18503 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
18504 DW_TAG_imported_module even if decl is IMPORTED_DECL with
18505 NAMESPACE_DECL in its DECL_INITIAL.
18507 PR middle-end/39443
18508 * optabs.c (set_user_assembler_libfunc): New function.
18509 * expr.h (set_user_assembler_libfunc): New prototype.
18510 * c-common.c: Include libfuncs.h.
18511 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
18512 for memcmp, memset, memcpy, memmove and abort.
18513 * Makefile.in (c-common.o): Depend on libfuncs.h.
18516 * dwarf2out.c (gen_inlined_enumeration_type_die,
18517 gen_inlined_structure_type_die, gen_inlined_union_type_die,
18518 gen_tagged_type_instantiation_die): Removed.
18519 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
18522 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18525 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18527 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18528 (check-parallel-%): Ditto.
18529 (check-consistency): Ditto.
18531 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18533 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18534 local variable rhs by NULL_TREE.
18536 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18539 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18541 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18544 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18546 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18549 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18550 for ms->sysv ABI calls only in 64bit mode.
18552 * config/i386/i386.md (untyped_call): Support 32bit.
18554 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18556 * doc/extend.texi: Replace x86_65 with x86_64.
18558 2009-03-16 Jakub Jelinek <jakub@redhat.com>
18560 PR tree-optimization/39455
18561 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
18562 mismatches for POINTER_TYPE_P (type).
18563 (number_of_iterations_le): Likewise.
18565 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18567 * config/picochip/picochip.c: Removed profiling support.
18568 * config/picochip/picochip.md: Removed profiling instruction.
18569 * config/picochip/picochip.h: Removed profiling builtin.
18571 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18573 * doc/install.texi (--with-host-libstdcxx): Document.
18575 2009-03-14 Anatoly Sokolov <aesok@post.ru>
18578 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
18579 generate a warning if the function name does not begin with
18580 "__vector" and the function has either the 'signal' or 'interrupt'
18581 attribute, from here to ...
18582 (avr_declare_function_name): ...here. New function.
18583 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
18584 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
18586 2009-03-14 Jakub Jelinek <jakub@redhat.com>
18589 * cse.c (fold_rtx): Don't modify original const_arg1 when
18590 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
18591 separate variable instead.
18592 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
18593 from out of range shift counts.
18594 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18596 2009-03-13 Catherine Moore <clm@codesourcery.com>
18598 * config/i386/x-mingw32 (host-mingw32.o): Replace
18599 diagnostic.h with $(DIAGNOSTIC_H).
18601 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18604 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18606 * config/i386/sync.md (sync_compare_and_swap<mode>,
18607 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18608 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18610 (sync_double_compare_and_swapdi_pic,
18611 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18612 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18614 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18617 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18619 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18622 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18623 (avx_addsubv4df3): Likewise.
18624 (*avx_addsubv4sf3): Likewise.
18625 (sse3_addsubv4sf3): Likewise.
18627 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18630 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18632 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18635 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18636 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18637 registers for allocnos created from user-defined variables.
18639 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18642 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18643 of non-integer mode as well.
18645 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18647 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18648 for functions for which the parameter types are unknown.
18650 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18653 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18654 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18655 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18656 * config/i386/i386.c (ix86_local_alignment): For
18657 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18658 long long variables on the stack to avoid dynamic realignment.
18659 Allow the first argument to be a decl rather than type.
18660 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18662 2009-03-11 Nick Clifton <nickc@redhat.com>
18665 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18667 Add description to mno-lsim option.
18668 * config/mcore/mcore.h: Remove comment about deprecated m4align
18670 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18671 * doc/invoke.texi: Add description of mno-lsim and
18672 mstack-increment options.
18674 * config/fr30/fr30.opt: Document the -mno-lsim option.
18675 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18676 and -mno-lsim options.
18678 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18680 * fold-const.c (fold_comparison): Only call fold_inf_compare
18681 if the mode supports infinities.
18683 2009-03-11 Jason Merrill <jason@redhat.com>
18686 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18687 end already did. Notice GIMPLE_CALL modifications of the result.
18688 Don't copy debug information from an ignored decl or a decl from
18691 2009-03-10 Richard Guenther <rguenther@suse.de>
18692 Nathan Froyd <froydnj@codesourcery.com>
18694 PR middle-end/37850
18695 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18696 (__divMODE3): Likewise.
18698 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18700 PR tree-optimization/39394
18701 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18702 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18704 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18706 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18707 inline asms for register asm ("") declarations.
18709 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18711 * fold-const.c (fold_unary): Fix comment.
18713 2009-03-07 Jan Hubicka <jh@suse.cz>
18716 * tree-inline.c (setup_one_parameter): Do replacement of const
18717 argument by constant in SSA form.
18719 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18721 PR middle-end/38028
18722 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18723 determine alignment passed to assign_stack_local.
18724 (assign_parms_unsplit_complex): Likewise.
18725 * except.c (sjlj_build_landing_pads): Likewise.
18727 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18729 PR middle-end/39360
18730 * tree-flow.h (add_referenced_var): Return bool instead of void.
18731 * tree-dfa.c (add_referenced_var): Return result of
18732 referenced_var_check_and_insert call.
18733 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18734 of referenced_var_check_and_insert.
18737 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18738 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18739 DIE, don't emit it if abstract origin already has it.
18740 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18741 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18743 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18745 * genpreds.c (needs_variable): Fix parentheses at variable name
18747 (write_tm_constrs_h): Indent generated code.
18749 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18751 * doc/extend.texi (Function Attributes): Add documentation
18752 for isr attributes.
18754 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18757 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18758 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18760 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18762 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18765 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18768 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18769 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18771 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18773 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18774 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18775 constants instead of magic numbers.
18776 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18778 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18779 (x86_64_ms_abi_int_parameter_registers): Ditto.
18780 (x86_64_int_return_registers): Ditto.
18781 (ix86_maybe_switch_abi): Ditto.
18782 (ix86_expand_call): Ditto for clobbered_registers array.
18783 (ix86_hard_regno_mode_ok): Ditto.
18784 (x86_extended_QIreg_mentioned_p): Ditto.
18786 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18788 PR tree-optimization/39349
18789 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18791 * combine.c (gen_lowpart_for_combine): Use omode when generating
18794 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18796 PR rtl-optimization/39235
18797 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18799 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18801 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18803 2009-03-04 Richard Guenther <rguenther@suse.de>
18805 PR tree-optimization/39362
18806 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18807 that occur in abnormal PHIs should be varying.
18809 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18811 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18813 (simple_iv): Take loop as an argument instead of statement.
18814 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18815 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18817 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18819 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18820 * matrix-reorg.c (analyze_transpose): Ditto.
18821 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18822 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18823 * tree-predcom.c (ref_at_iteration): Ditto.
18824 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
18826 2009-03-04 Richard Guenther <rguenther@suse.de>
18828 PR tree-optimization/39358
18829 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
18830 escaped_id and callused_id.
18831 (solve_graph): Likewise.
18833 2009-03-04 Richard Guenther <rguenther@suse.de>
18835 PR tree-optimization/39339
18836 * tree-sra.c (try_instantiate_multiple_fields): Make it
18837 no longer ICE on the above.
18839 2009-03-03 Joseph Myers <joseph@codesourcery.com>
18841 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
18842 that fits within Pmode.
18844 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18846 PR middle-end/10109
18847 * tm.texi (LIBCALL_VALUE): Update description.
18849 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18851 PR middle-end/34443
18852 * doc/extend.texi (section): Update description.
18854 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
18856 PR middle-end/39345
18857 * tree-inline.c (remapped_type): New.
18858 (can_be_nonlocal): Call remapped_type instead of remap_type.
18860 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18863 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
18864 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
18866 2009-03-03 Richard Guenther <rguenther@suse.de>
18868 PR middle-end/39272
18869 * tree.c (tree_nonartificial_location): New function.
18870 * tree.h (tree_nonartificial_location): Declare.
18871 * builtins.c (expand_builtin_memory_chk): Provide location
18872 of the call location for artificial function pieces.
18873 (maybe_emit_chk_warning): Likewise.
18874 (maybe_emit_sprintf_chk_warning): Likewise.
18875 (maybe_emit_free_warning): Likewise.
18876 * expr.c (expand_expr_real_1): Likewise.
18878 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18880 PR tree-optimization/39343
18881 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
18882 COMPONENT_REF t has ARRAY_TYPE.
18884 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
18886 PR middle-end/39335
18887 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
18888 when the type precision of the induction variable should be
18889 larger than the type precision of nit.
18890 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
18891 * graphite.c (graphite_loop_normal_form): Same.
18892 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
18894 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18896 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
18897 (*call_1_rex64_ms_sysv): Use named constants instead of magic
18898 numbers to describe clobbered registers.
18899 (*call_value_0_rex64_ms_sysv): Ditto.
18900 * config/i386/mmx.md (mmx_emms): Ditto.
18901 (mmx_femms): Ditto.
18903 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
18905 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
18908 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18910 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
18911 (spu_section_type_flags): New function.
18913 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18915 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
18916 reg_class_contents of FLOAT_REGS into a temporary.
18918 2009-03-02 Richard Guenther <rguenther@suse.de>
18919 Ira Rosen <irar@il.ibm.com>
18921 PR tree-optimization/39318
18922 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
18923 information to the vectorized statement.
18925 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
18927 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
18928 variable. Use defined names instead of magic constants for REX SSE
18931 2009-03-01 Richard Guenther <rguenther@suse.de>
18933 PR tree-optimization/39331
18934 * omp-low.c (lower_send_shared_vars): Do not receive new
18935 values for the reference of DECL_BY_REFERENCE parms or results.
18937 2009-03-01 Jan Hubicka <jh@suse.cz>
18940 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
18941 BLOCK_NONLOCALIZED_VAR): New macros.
18942 (tree_block): Add nonlocalized_vars.
18943 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
18944 gen_decl_die): Add origin argument. Allow generation of die with
18945 origin at hand only.
18946 (gen_member_die, gen_type_die_with_usage, force_decl_die,
18947 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
18949 (gen_block_die): Fix checking for unused blocks.
18950 (process_scope_var): Break out from .... ; work with origins only.
18951 (decls_for_scope) ... here; process nonlocalized list.
18952 (dwarf2out_ignore_block): Look for nonlocalized vars.
18953 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
18955 (dump_scope_block): Dump them.
18956 * tree-inline.c (remap_decls): Handle nonlocalized vars.
18957 (remap_block): Likewise.
18958 (can_be_nonlocal): New predicate.
18959 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
18961 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18963 * configure: Regenerate.
18965 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18967 * optc-gen.awk: No need to duplicate option flags twice.
18968 Reuse help texts for duplicate options which do not have any.
18970 * gcc.c (display_help): Document --version.
18972 * gcc.c (main): If print_help_list and verbose_flag, ensure
18973 driver output comes before subprocess output.
18975 * optc-gen.awk: Assign all remaining fields to help string,
18976 space-separated, for multi-line help in *.opt.
18978 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
18979 -Wno-pedantic-ms-format is for MinGW targets only.
18981 * doc/options.texi (Option file format): Fix bad indentation,
18982 restoring dropped sentence.
18984 2009-02-28 Jan Hubicka <jh@suse.cz>
18986 * tree-inline.c (tree_function_versioning): Output debug info.
18988 2009-02-28 Jan Hubicka <jh@suse.cz>
18991 * tree-inline.c (setup_one_parameter): Do not copy propagate
18992 arguments when not optimizing.
18994 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
18997 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18998 (avx_addsubv4df3): Likewise.
18999 (*avx_addsubv4sf3): Likewise.
19000 (sse3_addsubv4sf3): Likewise.
19001 (*avx_addsubv2df3): Likewise.
19002 (sse3_addsubv2df3): Likewise.
19003 (avx_unpckhps256): Correct item selectors.
19004 (avx_unpcklps256): Likewise.
19005 (avx_unpckhpd256): Likewise.
19006 (avx_unpcklpd256): Likewise.
19008 2009-02-28 Jan Hubicka <jh@suse.cz>
19010 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
19012 (copy_arguments_for_versioning): If var is declared don't declare it.
19013 (tree_function_versioning): First setup substitutions and then copy
19016 2009-02-27 Jan Hubicka <jh@suse.cz>
19019 * cgraph.h (varpool_output_debug_info): Remove.
19020 * cgraphunit.c (varpool_output_debug_info): Remove.
19021 * dwarf2out.c (deferred_locations_struct): New struct
19022 (deferred_locations): New type.
19023 (deferred_locations_list): New static var.
19024 (deffer_location): New function.
19025 (gen_variable_die): Use it.
19026 (decls_for_scope): Output info on local static vars.
19027 (dwarf2out_finish): Process deferred locations.
19028 * varpool.c (varpool_output_debug_info): Remove.
19030 2009-02-27 Jan Hubicka <jh@suse.cz>
19033 * tree.h (TREE_PROTECTED): Fix comment.
19034 (BLOCK_HANDLER_BLOCK): Remove.
19035 (struct tree_block): Remove handler_block add body_block.
19036 (inlined_function_outer_scope_p): New.
19037 (is_body_block): Remove.
19038 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
19039 * dwarf2out.c (is_inlined_entry_point): Remove.
19040 (add_high_low_attributes): Use inlined_function_outer_scope_p.
19041 (gen_block_die): Use is_inlined_entry_point check. Remove body block
19043 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
19044 * gimplify.c (gimplify_expr): Gimplify body blocks.
19045 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
19046 block with multiple subblocks.
19047 (dump_scope_block): Prettier output; dump more flags and info.
19048 (dump_scope_blocks): New.
19049 (remove_unused_locals): Use dump_scope_blocks.
19050 * tree-flow.h (dump_scope_blocks): Declare.
19051 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
19052 * stmt.c (is_body_block): Remove.
19053 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
19054 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
19056 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
19058 PR middle-end/39308
19059 * graphite.c (graphite_loop_normal_form): Do not call
19060 number_of_iterations_exit from a gcc_assert.
19062 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19064 * config/s390/s390.c (s390_swap_cmp): Look for conditional
19065 jumps if COND is NULL.
19066 (find_cond_jump): New function.
19067 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
19068 * config/s390/s390.md: Remove z10_cobra attribute value.
19070 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
19072 * config/alpha/alpha.h (alpha_expand_mov): Return false if
19073 force_const_mem returns NULL_RTX.
19075 2009-02-26 Jan Hubicka <jh@suse.cz>
19078 * cgraph.h (varpool_output_debug_info): Remove.
19079 * cgraphunit.c (varpool_output_debug_info): Remove.
19080 * dwarf2out.c (deferred_locations_struct): New struct
19081 (deferred_locations): New type.
19082 (deferred_locations_list): New static var.
19083 (deffer_location): New function.
19084 (gen_variable_die): Use it.
19085 (decls_for_scope): Output info on local static vars.
19086 (dwarf2out_finish): Process deferred locations.
19087 * varpool.c (varpool_output_debug_info): Remove.
19089 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
19091 PR rtl-optimization/39241
19092 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
19093 to subreg_offset_representable_p.
19095 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19097 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
19098 execute function prototype. Get f and nregs from max_reg_num
19099 and get_insns. Remove the first backward pass as it's dead,
19100 guard the forward pass by flag_expensive_optimizations.
19101 (rest_of_handle_regmove): Delete.
19102 (pass_regmove): Replace it with regmove_optimize.
19104 2009-02-25 Martin Jambor <mjambor@suse.cz>
19106 PR tree-optimization/39259
19107 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
19108 calls_alloca function flags.
19109 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
19110 calls are detected.
19112 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19114 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
19115 flags_set_1_rtx, flags_set_1_set): Delete.
19116 (regmove_optimize): Do not call mark_flags_life_zones.
19118 2009-02-24 Julian Brown <julian@codesourcery.com>
19121 * config/arm/arm.c (require_pic_register): Only set
19122 cfun->machine->pic_reg once per function.
19124 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
19126 * doc/invoke.texi (Link Options): Document an easier way to pass
19127 options that take arguments to the GNU linker using -Xlinker and -Wl.
19129 2009-02-24 Steve Ellcey <sje@cup.hp.com>
19132 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
19134 2009-02-24 Richard Guenther <rguenther@suse.de>
19137 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
19139 2009-02-24 Richard Guenther <rguenther@suse.de>
19140 Zdenek Dvorak <ook@ucw.cz>
19142 PR tree-optimization/39233
19143 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
19144 from converting them to a generic type.
19146 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
19148 PR tree-optimization/39260
19149 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
19150 contains a condition with a real type.
19151 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
19153 2009-02-23 Jason Merrill <jason@redhat.com>
19156 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
19157 narrowing_initializer_constant_valid_p.
19158 (narrowing_initializer_constant_valid_p): Don't return
19159 null_pointer_node for adding a pointer to itself.
19161 2009-02-23 Jan Hubicka <jh@suse.cz>
19164 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
19167 2009-02-23 Jan Hubicka <jh@suse.cz>
19169 PR tree-optimization/37709
19170 * tree.c (block_ultimate_origin): Move here from dwarf2out.
19171 * tree.h (block_ultimate_origin): Declare.
19172 * dwarf2out.c (block_ultimate_origin): Move to tree.c
19173 * tree-ssa-live.c (remove_unused_scope_block_p):
19174 Eliminate blocks containig no instructions nor live variables nor
19176 (dump_scope_block): New function.
19177 (remove_unused_locals): Enable removal of dead blocks by default;
19178 enable dumping at TDF_DETAILS.
19180 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19182 * config/i386/i386.c (classify_argument): Don't allow COImode
19184 (function_arg_advance_32): Don't allow OImode.
19185 (function_arg_32): Likewise.
19186 (function_value_32): Likewise.
19187 (return_in_memory_32): Likewise.
19188 (function_arg_64): Remove OImode comment.
19190 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19193 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19194 ix86_expand_vector_set for V4DImode in 64bit mode only.
19195 (ix86_expand_vector_init_one_var): Likewise.
19197 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
19199 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
19201 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19204 * loop-iv.c: Revert last change.
19205 * emit-rtl.c: Likewise.
19207 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19210 * config/i386/i386.c (type_natural_mode): Remove an extra
19211 space in the warning message.
19212 (function_value_32): Handle 32-byte vector modes.
19213 (return_in_memory_32): Likewise.
19215 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19217 * loop-iv.c (truncate_value): New function.
19218 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
19220 (lowpart_subreg): Move to...
19221 * emit-rtl.c: ...here.
19223 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
19225 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
19226 accidental and undocumented change at revision 140860.
19228 2009-02-21 Joseph Myers <joseph@codesourcery.com>
19230 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
19231 take gimple_seq * arguments.
19232 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
19233 types_compatible_p langhook.
19235 2009-02-20 Mark Mitchell <mark@codesourcery.com>
19236 Joseph Myers <joseph@codesourcery.com>
19238 * config/arm/arm.c (arm_builtin_va_list): New function.
19239 (arm_expand_builtin_va_start): Likewise.
19240 (arm_gimplify_va_arg_expr): Likewise.
19241 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
19242 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
19243 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
19244 (va_list_type): New variable.
19245 (arm_mangle_type): Mangle va_list_type appropriately.
19247 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19249 PR middle-end/39157
19250 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
19251 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
19252 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
19253 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
19254 parameter to 1000 for -O1 by default.
19255 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
19257 * loop-invariant.c: Include params.h.
19258 (move_loop_invariants): Don't call move_single_loop_invariants on
19261 2009-02-20 Jaka Mocnik <jaka@xlab.si>
19263 * calls.c (emit_library_call_value_1): Use slot_offset instead of
19264 offset when calculating bounds for indexing stack_usage_map. Fixes
19265 a buffer overflow with certain target setups.
19267 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19270 * calls.c (expand_call): Clear try_tail_call if caller and callee
19271 disagree in promotion of function return value.
19273 2009-02-19 Jakub Jelinek <jakub@redhat.com>
19276 * c-common.c (c_determine_visibility): If visibility changed and
19277 DECL_RTL has been already set, call make_decl_rtl to update symbol
19280 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
19283 * varasm.c (assemble_variable): Don't check DECL_NAME when
19284 globalizing a variable.
19286 2009-02-19 Joseph Myers <joseph@codesourcery.com>
19289 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
19290 expression before any __builtin_trap call.
19291 * c-typeck.c (build_function_call): Convert and check function
19292 arguments before generating a call to a trap. Evaluate the
19293 function arguments before the trap.
19295 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
19298 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
19299 (UNSPEC_FXAM_MEM): New unspec.
19300 (fxam<mode>2_i387_with_temp): New insn and split pattern.
19301 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
19302 memory using fxam<mode>2_i387_with_temp to remove excess precision.
19304 2009-02-19 Richard Guenther <rguenther@suse.de>
19306 PR tree-optimization/39207
19307 PR tree-optimization/39074
19308 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
19309 storedanything_tree): New.
19310 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
19311 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
19312 (build_succ_graph): Add edges from STOREDANYTHING to all
19314 (init_base_vars): Initialize STOREDANYTHING.
19315 (compute_points_to_sets): Free substitution info after
19316 building the succ graph.
19317 (ipa_pta_execute): Likewise.
19319 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
19321 (do_ds_constraint): Do not add to special var or non-pointer
19323 (type_could_have_pointers): Split out from ...
19324 (could_have_pointers): ... here. For arrays use the element type.
19325 (create_variable_info_for): Initialize may_have_pointers.
19326 (new_var_info): Likewise.
19327 (handle_lhs_call): Make the HEAP variable unknown-sized.
19328 (intra_create_variable_infos): Use a type with pointers for
19329 PARM_NOALIAS, make it unknown-sized.
19331 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
19334 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
19336 2009-02-18 Jason Merrill <jason@redhat.com>
19339 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
19340 value if DECL_EXTERNAL.
19341 * tree-sra.c (sra_walk_gimple_assign): Likewise.
19342 * target.h (gcc_target::binds_local_p): Clarify "module".
19343 * tree.h (TREE_PUBLIC): Clarify "module".
19345 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
19348 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
19349 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
19351 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
19354 * c.opt (Wabi): Support C and ObjC.
19357 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
19359 * config/i386/i386.c (classify_argument): Warn once about the ABI
19360 change when passing union with long double.
19362 * doc/invoke.texi: Update -Wabi for warning psABI changes.
19364 2009-02-18 Joseph Myers <joseph@codesourcery.com>
19367 * c-parser.c (c_parser_compound_statement): Always enter and leave
19370 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19373 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
19375 2009-02-18 Jakub Jelinek <jakub@redhat.com>
19377 PR tree-optimization/36922
19378 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
19379 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
19382 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19384 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
19387 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19389 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
19391 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19393 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
19396 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
19397 Richard Sandiford <rdsandiford@googlemail.com>
19399 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
19400 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
19401 (loongson_biadd): ...this.
19403 2009-02-17 Richard Guenther <rguenther@suse.de>
19405 PR tree-optimization/39202
19406 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
19407 a var make sure to follow existing collapses.
19409 2009-02-17 Richard Guenther <rguenther@suse.de>
19411 PR middle-end/39214
19412 * langhooks.c (lhd_print_error_function): Check for NULL block.
19414 2009-02-17 Richard Guenther <rguenther@suse.de>
19416 PR tree-optimization/39204
19417 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
19420 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
19422 * config/soft-fp/double.h: Update from glibc CVS.
19424 2009-02-17 Richard Guenther <rguenther@suse.de>
19426 PR tree-optimization/39207
19427 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
19428 strict-aliasing warnings for pointers pointing to NULL.
19430 2009-02-16 Joseph Myers <joseph@codesourcery.com>
19433 * c-parser.c (c_parser_braced_init): Call pop_init_level when
19434 skipping until next close brace.
19436 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
19439 * config/i386/i386.c (ix86_expand_push): Set memory alignment
19440 to function argument boundary.
19442 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19444 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
19445 in the lea_add. Reload eventually constraints it properly.
19446 * config/picochip/constraints.md: Remove the target constraint
19447 "b", since it is not needed anymore.
19449 2009-02-16 Jakub Jelinek <jakub@redhat.com>
19451 * gthr-dce.h: Uglify function parameter and local variable names.
19452 * gthr-gnat.h: Likewise.
19453 * gthr-mipssde.h: Likewise.
19454 * gthr-nks.h: Likewise.
19455 * gthr-posix95.h: Likewise.
19456 * gthr-posix.h: Likewise.
19457 * gthr-rtems.h: Likewise.
19458 * gthr-single.h: Likewise.
19459 * gthr-solaris.h: Likewise.
19460 * gthr-tpf.h: Likewise.
19461 * gthr-vxworks.h: Likewise.
19462 * gthr-win32.h: Likewise.
19464 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
19467 * config/i386/i386.md: Restrict the new peephole2 to move
19468 between MMX/SSE registers.
19470 2009-02-15 Richard Guenther <rguenther@suse.de>
19473 2009-02-13 Richard Guenther <rguenther@suse.de>
19475 * configure.ac: Enable LFS.
19476 * configure: Re-generate.
19477 * config.in: Likewise.
19479 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19481 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
19482 spu_srqwbyte, spu_srqwbytebc): Define.
19483 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
19484 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
19485 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
19486 "shrqby_<mode>"): New insn-and-split patterns.
19487 * config/spu/spu.c (expand_builtin_args): Determine and return
19488 number of operands using spu_builtin_description data.
19489 (spu_expand_builtin_1): Use it.
19491 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19494 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19497 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19500 * config/i386/i386.c (override_options): Correct warning
19501 messages for -malign-loops, -malign-jumps and -malign-functions.
19503 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19506 * config/i386/i386.md: Restrict the new peephole2 to move
19507 between the general purpose registers.
19509 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19512 * config/i386/i386.c (type_natural_mode): Add a new argument.
19513 Return the original mode and warn ABI change if vector size is 32byte.
19514 (function_arg_advance): Updated.
19515 (function_arg): Likewise.
19516 (ix86_function_value): Likewise.
19517 (ix86_return_in_memory): Likewise.
19518 (ix86_sol10_return_in_memory): Likewise.
19519 (ix86_gimplify_va_arg): Likewise.
19520 (function_arg_32): Don't warn ABX ABI change here.
19521 (function_arg_64): Likewise.
19523 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19525 * loop-iv.c (implies_p): In the final case, test that operands 0
19526 of the two comparisons match.
19528 * config/bfin/bfin.c (find_prev_insn_start): New function.
19529 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
19530 (find_next_insn_start): Move.
19532 2009-02-13 Richard Guenther <rguenther@suse.de>
19534 * configure.ac: Enable LFS.
19535 * configure: Re-generate.
19536 * config.in: Likewise.
19538 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19541 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19542 sizes on syntax error after some arguments have been parsed.
19544 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19546 * doc/invoke.texi (-fira): Remove.
19548 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19550 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19551 * recog.c: Likewise.
19554 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
19556 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
19557 (umul_ppmm): Likewise.
19558 (count_leading_zeros): Likewise.
19559 (count_trailing_zeros): Likewise.
19560 (UMUL_TIME): Likewise.
19562 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19564 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19565 soft-fp/t-softfp to tmake_file.
19567 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
19568 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
19569 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
19570 IA64_BUILTIN_INFQ]: New.
19571 (ia64_init_builtins): Initialize __builtin_infq,
19572 __builtin_fabsq and __builtin_copysignq if not HPUX.
19573 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
19574 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
19576 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19578 (__fixtfti): Likewise.
19579 (__fixunstfti): Likewise.
19580 (__floattitf): Likewise.
19582 * config/ia64/libgcc-glibc.ver: New.
19583 * config/ia64/t-fprules-softfp: Likewise.
19584 * config/ia64/sfp-machine.h: Likewise.
19586 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19587 (LIBGCC2_TF_CEXT): Likewise.
19588 (TF_SIZE): Likewise.
19589 (TARGET_INIT_LIBFUNCS): Likewise.
19591 * config/ia64/t-glibc (SHLINB_MAPFILES):
19592 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19594 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19596 * config/i386/i386.c (construct_container): Rewrite processing
19597 BLKmode with X86_64_SSE_CLASS.
19599 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19602 * config/i386/i386.md: Replace simplify_replace_rtx with
19603 replace_rtx in the new peephole2.
19605 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19607 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19608 loop unrolling do not happen at -O2.
19610 2009-02-12 Michael Matz <matz@suse.de>
19612 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19614 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19616 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19619 2009-02-12 Ben Elliston <bje@au.ibm.com>
19621 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19622 patterns when updating the back chain. Missed in the 2009-02-10
19625 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19627 * doc/extend.texi (Decimal Floating Types): Update identifier of
19628 draft TR and list of missing support.
19630 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19632 PR middle-end/39154
19633 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19634 bit to variable length decl's flags, add it also to its
19635 pointer replacement variable.
19637 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19638 Jakub Jelinek <jakub@redhat.com>
19641 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19642 (memory_blockage): New expander.
19643 (*memory_blockage): New insn pattern.
19644 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19645 instead of general blockage at the end of function prologue when
19646 frame pointer is used to access red zone area. Do not emit blockage
19647 when profiling, it is emitted in generic code.
19648 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19649 function epilogue when frame pointer is used to access red zone area.
19651 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19654 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19655 by arithmetic with memory operands.
19656 * config/i386/predicates.md (commutative_operator): New.
19658 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19660 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19663 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19665 * alias.h (record_alias_subset): Declare.
19666 * alias.c (record_alias_subset): Make global.
19668 2009-02-10 Nick Clifton <nickc@redhat.com>
19670 * tree-parloops.c: Change license to GPLv3.
19671 * ipa-struct-reorg.c: Change license to GPLv3.
19672 * ipa-struct-reorg.h: Change license to GPLv3.
19674 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19677 * c-decl.c (start_struct): Return NULL on error.
19679 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19681 PR middle-end/39124
19682 * cfgloopmanip.c (remove_path): Call remove_bbs after
19683 cancel_loop_tree, not before it.
19686 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19687 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19688 VAR_DECLs were seen.
19689 * tree-ssa-live.c (remove_unused_locals): Recompute
19690 cfun->has_local_explicit_reg_vars.
19691 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19692 copies or clearings if cfun->has_local_explicit_reg_vars.
19694 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19697 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19698 of function prologue when frame pointer is used to access
19701 2009-02-10 Richard Guenther <rguenther@suse.de>
19703 PR middle-end/39127
19704 * gimplify.c (gimple_regimplify_operands): Always look if
19705 we need to create a temporary.
19707 2009-02-10 Richard Guenther <rguenther@suse.de>
19709 PR tree-optimization/39132
19710 * tree-loop-distribution.c (todo): New global var.
19711 (generate_memset_zero): Trigger TODO_rebuild_alias.
19712 (tree_loop_distribution): Return todo.
19714 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19717 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19718 (x86_64_reg_class_name): Removed.
19719 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19720 first one isn't X86_64_SSE_CLASS or any other ones aren't
19721 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19722 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19723 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19724 and 3 X86_64_SSEUP_CLASS.
19725 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19726 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19728 2009-02-10 Ben Elliston <bje@au.ibm.com>
19730 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19731 form instruction to update the stack back chain word, even if the
19732 user has disabled the generation of update instructions.
19733 (movdi_<mode>_update_stack): New.
19734 (movsi_update_stack): Likewise.
19735 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19736 always use an update form instruction to update the stack back
19739 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19741 PR middle-end/38953
19742 * graphite.c (if_region_set_false_region): After moving a region in
19743 the false branch of a condition, remove the empty dummy basic block.
19744 (gloog): Remove wrong fix for PR38953.
19746 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19748 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19749 generation due to implicit sign extension.
19751 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19753 PR middle-end/38981
19754 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19755 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19757 2009-02-09 Richard Guenther <rguenther@suse.de>
19759 PR middle-end/35202
19760 * convert.c (convert_to_real): Disable (float)fn((double)x)
19761 to fnf(x) conversion if errno differences may occur and
19762 -fmath-errno is set.
19764 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19766 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19767 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19768 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19770 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19773 * c-common.c (handle_alias_attribute): Disallow attribute for
19774 anything not a FUNCTION_DECL or VAR_DECL.
19776 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19779 * real.c (do_compare): Special-case compare of zero against
19780 decimal float value.
19782 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19785 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19786 as indicating flexible array members unless the field itself is
19787 being declarared as the incomplete array.
19789 2009-02-06 Jan Hubicka <jh@suse.cz>
19791 PR tree-optimization/38844
19792 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19793 is already inlined.
19795 2009-02-06 Richard Guenther <rguenther@suse.de>
19797 PR middle-end/38977
19798 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19799 fork because we may expand it as __gcov_fork.
19801 2009-02-06 Nick Clifton <nickc@redhat.com>
19803 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19805 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19807 PR tree-optimization/35659
19808 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19809 vn_phi_eq): Shortcut if hashcode does not match.
19810 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19812 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19813 and avoid iterative_hash_expr.
19814 (FOR_EACH_VALUE_ID_IN_SET): New.
19815 (value_id_compare): Remove.
19816 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19817 sort expressions by value id.
19819 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19822 * config/sh/predicates.md (general_movsrc_operand): Don't check
19823 the subreg of system registers here.
19825 2009-02-05 Jakub Jelinek <jakub@redhat.com>
19828 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
19829 on the copied decl.
19831 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
19833 PR rtl-optimization/39110
19834 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
19835 addresses, not aligned ones.
19837 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
19838 Richard Guenther <rguenther@suse.de>
19840 PR tree-optimization/39100
19841 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
19842 comment says and add edges.
19844 2009-02-05 Joseph Myers <joseph@codesourcery.com>
19847 * c-common.c (handle_tls_model_attribute): Ignore attribute for
19848 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
19850 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
19852 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
19853 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
19854 register_bb_in_sese, new_sese, free_sese): Moved.
19855 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
19856 outermost_loop_in_scop, build_scop_iteration_domain,
19857 expand_scalar_variables_ssa_name, get_vdef_before_scop,
19858 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
19859 Use loop_in_sese_p instead of loop_in_scop_p.
19860 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
19861 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
19862 (scopdet_basic_block_info): Fix bug in scop detection.
19863 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
19864 eq_loop_to_cloog_loop): Remove.
19865 (nb_loops_around_loop_in_scop, nb_loop
19866 ref_nb_loops): Moved here...
19867 * graphite.h (ref_nb_loops): ... from here.
19868 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
19869 (loop_domain_dim, loop_iteration_vector_dim): Remove.
19870 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
19871 * testsuite/gcc.dg/graphite/scop-19.c: New
19873 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
19874 Hans-Peter Nilsson <hp@axis.com>
19876 PR rtl-optimization/37889
19877 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
19878 Move offset handling from PLUS to before the switch. Use new
19879 arguments when considering SYMBOL_REFs too.
19880 (rtx_addr_can_trap_p): Pass dummy offset and size.
19881 (enum may_trap_p_flags): Remove.
19882 (may_trap_p_1): Pass size from MEM_SIZE.
19884 PR rtl-optimization/38921
19885 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
19886 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
19887 * rtlanal.c (may_trap_after_code_motion_p): Delete.
19888 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
19890 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
19892 AVX Programming Reference (January, 2009)
19893 * config/i386/sse.md (*vpclmulqdq): New.
19895 2009-02-04 Jakub Jelinek <jakub@redhat.com>
19897 PR tree-optimization/38977
19898 PR gcov-profile/38292
19899 * calls.c (special_function_p): Disregard __builtin_ prefix.
19901 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
19903 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
19904 non-indexable addresses even before reload.
19906 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19909 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
19910 as having variable size. Do not give an error for unnamed
19911 parameters with [*] declarators. Give a warning for type names
19912 with [*] declarators and mark them as variable size.
19913 * c-parser.c (c_parser_sizeof_expression): Do not give an error
19914 for sizeof applied to [*] type names.
19916 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19919 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
19921 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19923 * gcc.c (process_command): Update copyright notice dates.
19924 * gcov.c (print_version): Likewise.
19925 * gcov-dump.c (print_version): Likewise.
19926 * mips-tfile.c (main): Likewise.
19927 * mips-tdump.c (main): Likewise.
19929 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19932 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
19933 for composite type involving a zero-length array type.
19935 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19938 * function.c (match_asm_constraints_1): Skip over
19939 initial optional % in the constraint.
19941 PR inline-asm/39059
19942 * c-parser.c (c_parser_postfix_expression): If fixed point is not
19943 supported, don't accept FIXED_CSTs.
19944 * c-decl.c (finish_declspecs): Error if fixed point is not supported
19945 and _Sat is used without _Fract/_Accum. Set specs->type to
19946 integer_type_node for cts_fract/cts_accum if fixed point is not
19949 2009-02-02 Catherine Moore <clm@codesourcery.com>
19951 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
19953 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
19955 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
19956 (ABI_HAS_64BIT_SYMBOLS): Use it.
19957 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
19959 2009-02-02 Paul Brook <paul@codesourcery.com>
19961 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
19963 2009-02-02 Jakub Jelinek <jakub@redhat.com>
19965 PR inline-asm/39058
19966 * recog.h (asm_operand_ok): Add constraints argument.
19967 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
19968 recurse on matching constraint.
19969 (check_asm_operands): Pass constraints as 3rd argument to
19970 asm_operand_ok. Don't look up matching constraint here.
19971 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
19974 2009-02-02 Ben Elliston <bje@au.ibm.com>
19976 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
19977 TARGET_NARROW_VOLATILE_BITFIELD macro names.
19979 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19981 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
19982 information. Remove some obsolete information. Reorganize.
19984 * config/pa/fptr.c: Revert license to GPL 2.
19985 * config/pa/milli64.S: Likewise.
19987 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19990 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
19991 LIBRARY name in, instead of hard-coding it.
19992 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
19993 extra target make frag to tmake_files according to EH model.
19994 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
19995 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
19996 frags that define makefile variable EH_MODEL appropriately.
19997 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
19998 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
19999 to "-sjlj" according to type of EH configured.
20000 (LIBGCC_SONAME): Concatenate it to shared library base name.
20001 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
20002 to "_sjlj" according to type of EH configured.
20003 (LIBGCC_SONAME): Concatenate it to shared library base name.
20004 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
20005 (SHLIB_LINK): Add missing semicolon to if-else construct.
20006 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20007 string value of "pe_dll" command-line option.
20008 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
20009 (SHLIB_SONAME): Use it when overriding t-cygming default.
20010 (SHLIB_IMPLIB): Override t-cygming default.
20011 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20012 string value of "pe_dll" command-line option.
20014 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20017 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
20018 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
20020 2009-01-31 Richard Guenther <rguenther@suse.de>
20022 PR tree-optimization/38937
20023 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
20024 computing the transitive closure.
20026 2009-01-30 Richard Guenther <rguenther@suse.de>
20028 PR tree-optimization/39041
20029 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20030 Propagate variable indices only if the types match for this stmt.
20032 2009-01-30 Jakub Jelinek <jakub@redhat.com>
20035 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
20036 inline but never defined.
20038 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
20040 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
20041 (*insv_h_di_reg_extimm): New insn.
20042 (*insv_l<mode>_reg_extimm): New insn.
20044 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20046 * config/picochip/picochip.c (flag_conserve_stack): set
20047 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
20048 fconserve-stack. Reduce call-overhead used by inliner.
20050 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20053 * common.opt (flag_conserve_stack): Initialised to zero.
20055 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
20058 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
20059 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
20062 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
20064 * ira-color.c (allocno_reload_assign): Update comments.
20065 * regmove.c (regmove_optimize): Likewise.
20069 2009-01-29 Robert Millan <rmh@aybabtu.com>
20071 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
20072 * config/i386/kopensolaris-gnu.h: New file. Undefine
20073 `MD_UNWIND_SUPPORT'.
20074 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
20076 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
20078 PR tree-optimization/39007
20079 * tree-loop-distribution.c (generate_builtin): Use
20080 recompute_dominator to compute the immediate dominator of the
20081 basic block just after the loop.
20083 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20085 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
20086 (ASM_OUTPUT_DWARF_PCREL): Define.
20088 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
20090 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
20091 * doc/passes.texi: Remove entries about regclass, local-alloc, and
20092 global. Modify entries about regmove and IRA.
20094 * ra-conflict.c: Remove the file.
20096 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
20098 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
20099 (pass_regclass_init): Rename to pass_reginfo_init.
20101 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
20103 * toplev.h (flag_ira): Remove.
20105 * caller-save.c (setup_save_areas): Remove flag_ira.
20107 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
20109 * global.c: Remove the file.
20111 * opts.c (decode_options): Remove flag_ira.
20113 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
20115 * regmove.c: Modify file description.
20116 (find_use_as_address, try_auto_increment): Define them only if
20117 AUTO_INC_DEC is defined.
20118 (replacement_quality, replace_in_call_usage, fixup_match_1,
20119 stable_and_no_regs_but_for_p): Remove.
20120 (reg_set_in_bb): Make it static.
20121 (regmove_optimize): Remove flag_ira and code which worked for
20124 * local-alloc.c: Remove the file.
20126 * common.opt (fira): Remove.
20128 * ira.c: Include except.h.
20129 (eliminable_regset): Move from global.c.
20130 (mark_elimination): Ditto. Remove flag_ira.
20131 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
20132 equiv_mem_modified, validate_equiv_mem_from_store,
20133 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
20134 contains_replace_regs, memref_referenced_p, memref_used_between_p,
20135 no_equiv, recorded_label_ref): Move from local-alloc.c.
20136 (update_equiv_regs): Ditto. Make it static.
20137 (print_insn_chain, print_insn_chains): Move it from global.c.
20138 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
20139 (build_insn_chain): Ditto. Make it static.
20140 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
20141 Rename to init_live_subregs.
20142 (gate_ira): Remove flag_ira.
20144 * regclass.c: Rename reginfo.c. Change file description.
20145 (FORBIDDEN_INC_DEC_CLASSES): Remove.
20146 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
20147 (init_reg_sets_1): Remove code for evaluation of
20148 reg_class_superclasses and losing_caller_save_reg_set.
20149 (init_regs): Remove init_reg_autoinc.
20150 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
20151 ok_for_base_p_nonstrict): Remove.
20152 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
20153 (pass_regclass_init): Rename to pass_reginfo_init. Modify
20154 corresponding entries.
20155 (dump_regclass, record_operand_costs, scan_one_insn,
20156 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
20157 record_address_regs, auto_inc_dec_reg_p): Remove.
20158 (gt-regclass.h): Rename to gt-reginfo.h.
20160 * rtl.h (dump_global_regs, retry_global_alloc,
20161 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
20163 * Makefile.in (RA_H): Remove.
20164 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
20165 Rename regclass.o to reginfo.o.
20166 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
20168 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
20169 (GTFILES): Rename regclass.c to reginfo.c.
20171 * passes.c (init_optimization_passes): Remove pass_local_alloc and
20172 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
20174 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20175 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
20177 (finish_spills): Ditto. Remove code for !flag_ira.
20179 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
20181 PR middle-end/35854
20182 * doc/invoke.texi (rtl debug options): Complete rewrite.
20183 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
20185 * mode-switching.c (pass_mode_switching): Rename pass from
20186 "mode-sw" to "mode_sw".
20187 * except.c (pass_convert_to_eh_ranges): Rename pass from
20188 "eh-ranges" to "eh_ranges".
20189 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
20193 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
20194 Alexander Monakov <amonakov@ispras.ru>
20196 PR middle-end/38857
20197 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
20199 (move_exprs_to_boundary): Change return type and pass through
20200 should_move from move_op. Relax assert. Update usage ...
20201 (schedule_expr_on_boundary): ... here. Use should_move instead of
20203 (move_op_orig_expr_found): Indicate that insn was disconnected from
20205 (code_motion_process_successors): Do not call after_merge_succs
20206 callback if original expression was not found when traversing any of
20208 (code_motion_path_driver): Change return type. Update prototype.
20209 (move_op): Update comment. Add a new parameter (should_move). Update
20210 prototype. Set *should_move based on indication provided by
20211 move_op_orig_expr_found.
20213 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
20215 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
20216 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
20217 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
20218 * config/rs6000/rs6000.c (rs6000_override_options): Default
20219 avoid-indexed-addresses on for Power6, off for everything else.
20220 (avoiding_indexed_address_p): New function.
20221 (rs6000_legitimize_address): Use it.
20222 (rs6000_legitimate_address): Likewise.
20223 * config/rs6000/rs6000.md (movXX_updateX): Likewise
20225 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
20227 PR tree-optimization/38997
20228 * tree-loop-distribution.c (generate_memset_zero): Use
20229 POINTER_PLUS_EXPR for a pointer addition.
20231 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
20233 * config/s390/s390.md (bswap<mode>2): New pattern added.
20235 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20237 * config/s390/s390.md (*tls_load_31): Added type attribute.
20239 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20241 * config/s390/s390.md: Fix a few comments.
20243 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20245 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
20246 (*tm<mode>_full): Fixed z10prop attribute.
20247 (*tst<mode>_extimm): Fixed z10prop attribute.
20248 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
20249 (*tstqiCCT_cconly): Fixed z10prop attribute.
20250 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
20251 (*movsi_larl): Fixed z10prop attribute.
20252 (*movsi_zarch): Fixed z10prop attribute.
20253 (*movsi_eas): Fixed z10prop attribute.
20254 (*movhi): Fixed z10prop attribute.
20255 (*movqi): Fixed z10prop attribute.
20256 (*movstrictqi): Fixed z10prop attribute.
20257 (*mov<mode>): Fixed z10prop attribute.
20258 (*movcc): Fixed z10prop attribute.
20259 (*sethighpartdi_64): Fixed z10prop attribute.
20260 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
20261 (*negdi2_sign_cc): Fixed z10prop attribute.
20262 (*negdi2_sign): Fixed z10prop attribute.
20263 (*absdi2_sign_cc): Fixed z10prop attribute.
20264 (*absdi2_sign): Fixed z10prop attribute.
20265 (*negabsdi2_sign_cc): Fixed z10prop attribute.
20266 (*negabsdi2_sign): Fixed z10prop attribute.
20267 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
20268 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
20269 (doloop_si64): Fixed z10prop attribute.
20270 (doloop_si31): Fixed z10prop attribute.
20271 (doloop_long): Fixed z10prop attribute.
20272 (indirect_jump): Fixed z10prop attribute.
20273 (nop): Fixed z10prop attribute.
20274 (main_base_64): Fixed z10prop attribute.
20275 (reload_base_64): Fixed z10prop attribute.
20277 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20279 PR rtl-optimization/38740
20280 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
20282 * config/mips/mips.c (mips_reorg): Likewise.
20284 2009-01-28 Richard Guenther <rguenther@suse.de>
20286 PR tree-optimization/38926
20287 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
20288 with the correct value id to a value.
20289 (do_regular_insertion): Use the value number of edoubleprime
20290 for the value number of the expr.
20293 2008-08-21 Richard Guenther <rguenther@suse.de>
20295 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
20296 a PHI ask VN if it is already available.
20297 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
20298 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
20300 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20302 PR middle-end/38934
20303 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
20304 set to varying whenever max has TREE_OVERFLOW set, similarly
20305 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
20307 2009-01-28 Richard Guenther <rguenther@suse.de>
20309 PR middle-end/38908
20310 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
20311 uninitialized aggregate uses in call arguments.
20313 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
20315 PR tree-optimization/38984
20316 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
20317 the nothing_id variable if -fno-delete-null-pointer-checks.
20319 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
20322 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
20323 (set_got_offset_rex64): Ditto.
20325 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
20328 * doc/extend.texi: Improve local variable with asm reg.
20330 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
20332 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
20333 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
20334 was not supplied then set warn_packed_bitfield_compat to the
20335 default value of 1.
20336 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
20339 2009-01-27 Richard Guenther <rguenther@suse.de>
20341 PR tree-optimization/38503
20342 * cfgexpand.c (expand_gimple_basic_block): Ignore
20343 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
20344 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
20345 variables that cannot have TBAA applied.
20346 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
20349 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
20351 PR middle-end/38969
20352 * calls.c (initialize_argument_information): Do not wrap complex
20353 arguments in SAVE_EXPR.
20355 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
20357 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
20358 (INSTALL_LIBGCC): Revert typo commit.
20360 2009-01-26 Richard Guenther <rguenther@suse.de>
20362 PR tree-optimization/38745
20363 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
20364 from special handling.
20366 2009-01-26 Richard Guenther <rguenther@suse.de>
20368 PR tree-optimization/38745
20369 * tree-ssa.c (execute_update_addresses_taken): Do not include
20370 variables that cannot possibly be a register in not_reg_needs.
20371 Do not clear TREE_ADDRESSABLE on vars that may not become
20373 * tree-ssa.c (update_alias_info_1): Include those in the set
20374 of addressable vars.
20376 2009-01-26 Richard Guenther <rguenther@suse.de>
20378 PR middle-end/38851
20379 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
20380 * tree-ssa-dse.c: Include langhooks.h
20381 (execute_simple_dse): Remove stores with zero size.
20383 2009-01-24 Jakub Jelinek <jakub@redhat.com>
20386 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
20389 2009-01-24 Julian Brown <julian@codesourcery.com>
20391 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
20392 config/arm/linux-atomic.c.
20393 * config/arm/linux-atomic.c: New.
20395 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
20397 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
20398 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
20399 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
20401 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
20404 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
20407 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
20409 PR tree-optimization/38953
20410 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
20411 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
20412 (gloog): Split the exit of the scop when the scop exit is a loop exit.
20413 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
20416 2009-01-24 Paul Brook <paul@codesourcery.com>
20418 * config/arm/neon.md (neon_type): Move to arm.md.
20419 (neon_mov<VSTRUCT>): Add neon_type attribute.
20420 * config/arm/arm.md (neon_type): Move to here.
20421 (conds): Add "unconditioal" and use as default for NEON insns.
20423 2009-01-24 Ben Elliston <bje@au.ibm.com>
20425 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
20426 void *' warning from -Wc++-compat.
20427 * Makefile.in (dominance.o-warn): Remove.
20429 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
20431 PR tree-optimization/38932
20432 * fold-const.c (fold_unary_ignore_overflow): New.
20433 * tree.h (fold_unary_ignore_overflow): Declare.
20434 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
20435 * tree-ssa-sccvn.c (visit_reference_op_load,
20436 simplify_unary_expression): Likewise.
20438 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
20440 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
20441 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
20442 regardless of their type.
20443 * c-common.c (handle_packed_attribute): Don't ignore packed on
20445 * c.opt (Wpacked-bitfield-compat): New warning option.
20446 * stor-layout.c (place_field): Warn if offset of a field changed.
20447 * doc/extend.texi (packed): Mention the ABI change.
20448 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
20449 (Warning Options): Add it to the list.
20451 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
20453 * c-opts.c (c_common_post_options): Fix a typo in comments.
20455 2009-01-22 Steve Ellcey <sje@cup.hp.com>
20457 PR middle-end/38615
20458 * gimplify.c (gimplify_init_constructor): Fix promotion of const
20459 variables to static.
20460 * doc/invoke.texi (-fmerge-all-constants): Update description.
20462 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
20465 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
20466 (*movdi_1_rex64): Use type "mmx" for alternative 5.
20468 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
20470 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
20472 (LOCAL_ALIGNMENT): Similarly.
20474 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20475 Joseph Myers <joseph@codesourcery.com>
20477 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
20478 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
20479 * config/arm/arm-tune.md: Regenerate.
20480 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
20483 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20485 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
20486 version number to five.
20488 2009-01-22 Dodji Seketeli <dodji@redhat.com>
20491 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
20492 * c-common.c (set_underlying_type): Likewise.
20493 (is_typedef_decl ): Likewise
20495 (set_underlying_type): Likewise.
20496 (is_typedef_type): Likewise.
20498 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20500 PR middle-end/38587
20501 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20504 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
20507 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
20508 (LIBGCC_SPEC): Don't define.
20509 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
20511 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
20513 PR rtl-optimization/38879
20514 * alias.c (base_alias_check): Unaligned access via AND address can
20515 alias all surrounding object types except those with sizes equal
20516 or wider than the size of unaligned access.
20518 2009-01-21 Dodji Seketeli <dodji@redhat.com>
20521 * c-decl.c (clone_underlying_type): Move this ...
20522 * c-common.c (set_underlying_type): ... here.
20523 Also, make sure the function properly sets TYPE_STUB_DECL() on
20524 the newly created typedef variant type.
20525 (is_typedef_decl ): New entry point.
20526 * tree.h: Added a new member member_types_needing_access_check to
20527 struct tree_decl_non_common.
20528 (set_underlying_type): New entry point.
20529 (is_typedef_type): Likewise.
20531 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
20533 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
20534 Check whether two instructions have memory references that
20535 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
20536 are helper functions for traversing.
20537 * alias.h (insn_alias_sets_confilict_p): New prototypes.
20538 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
20539 not to draw dependency edge for instructions with non-conflicting
20542 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20545 * longlong.h: Update copyright years. Use soft-fp license notice.
20546 Sync __clz_tab declaration with glibc.
20548 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20551 * doc/extend.texi (syscall_linkage): New.
20552 (version_id): Modify.
20554 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20555 Richard Guenther <rguenther@suse.de>
20557 PR tree-optimization/38747
20558 PR tree-optimization/38748
20559 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
20560 conversion if the base address is an indirect reference and the
20561 aliasing sets could cause issues.
20563 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20565 * common.opt (fgraphite, fgraphite-identity): Add comment for
20566 explaining why these options are not documented.
20568 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20570 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20571 gimple_call_lhs is NULL.
20573 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20576 * emit-rtl.c (adjust_address_1): Make sure memref is never
20579 2009-01-20 Ben Elliston <bje@au.ibm.com>
20581 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20582 const qualifier from arg parameter. Remove unnecessary cast to char *.
20583 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20584 const qualifier from arg 2.
20586 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20588 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20590 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
20593 * rtl.h (reinit_regs): New prototype.
20594 * regclass.c: Include ira.h.
20595 (reinit_regs): New.
20596 * Makefile.in (regclass.o): Add ira.h.
20597 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20599 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20602 * c-common.c (handle_aligned_attribute): Use
20603 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20604 default alignment value.
20606 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20608 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20609 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20611 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20612 __BIGGEST_ALIGNMENT__.
20614 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20616 2009-01-18 Richard Guenther <rguenther@suse.de>
20618 PR tree-optimization/38819
20619 * tree-flow.h (operation_could_trap_helper_p): Declare.
20620 * tree-eh.c (operation_could_trap_helper_p): Export.
20621 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20622 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20623 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20624 are about to insert a possibly trapping instruction and fail
20627 2009-01-18 Andreas Schwab <schwab@suse.de>
20629 * doc/install.texi (Configuration): Remove obsolete paragraph
20630 about use of --with-gnu-ld with --with-gnu-as.
20632 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20634 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20635 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20636 Follow spelling conventions.
20638 2009-01-18 Ben Elliston <bje@au.ibm.com>
20640 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20641 C++ warning about implicit conversion from void * to struct
20643 (bitmap_obstack_free): Likewise for bitmap_element *.
20644 * Makefile.in (bitmap.o-warn): Remove.
20646 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20648 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20650 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20651 Tobias Grosser <tobi.grosser@amd.com>
20653 * graphite.c (graphite_trans_scop_block): Do not block single
20656 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20658 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20659 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20660 test with assertion.
20662 2009-01-16 Richard Guenther <rguenther@suse.de>
20664 PR tree-optimization/38835
20665 PR middle-end/36227
20666 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20667 and INT + PTR -> (INT)(PTR p+ INT) folding.
20668 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20670 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20673 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20674 the subreg from a lowpart subreg if it is also casting the value.
20676 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20677 Tobias Grosser <tobi.grosser@amd.com>
20679 * graphite.c (compare_prefix_loops): New.
20680 (build_scop_canonical_schedules): Rewritten.
20681 (graphite_transform_loops): Move build_scop_canonical_schedules
20682 after build_scop_iteration_domain.
20684 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20685 Tobias Grosser <tobi.grosser@amd.com>
20687 * graphite.c (add_conditions_to_domain): Add the loops to
20688 the dimension of the iteration domain. Do copy the domain
20689 only when it exists.
20690 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20691 (add_conditions_to_constraints): New.
20692 (can_generate_code_stmt, can_generate_code): Removed.
20693 (gloog): Do not call can_generate_code.
20694 (graphite_transform_loops): Call add_conditions_to_constraints
20695 after building the iteration domain.
20697 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20699 PR tree-optimization/38789
20700 * tree-ssa-threadedge.c
20701 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20702 __builtin_constant_p.
20704 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20706 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20707 examined before deleting them.
20709 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20711 * function.c (aggregate_value_p): Correctly extract the function
20712 type from CALL_EXPR_FN lookup.
20714 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20716 * config/picochip/picochip.c (picochip_override_options): Revert
20717 CFI asm flag disable commited previously.
20719 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20720 Tobias Grosser <tobi.grosser@amd.com>
20721 Jan Sjodin <jan.sjodin@amd.com>
20723 * graphite.c (scan_tree_for_params): On substractions negate
20724 all the coefficients of the term.
20725 (clast_to_gcc_expression_red): New. Handle reduction expressions
20726 of more than two operands.
20727 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20728 (get_vdef_before_scop): Handle also the case of default definitions.
20730 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20732 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20733 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20734 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20736 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20737 Joey Ye <joey.ye@intel.com>
20739 PR middle-end/37843
20740 * cfgexpand.c (expand_stack_alignment): Don't update stack
20741 boundary nor check incoming stack boundary here.
20742 (gimple_expand_cfg): Update stack boundary and check incoming
20743 stack boundary here.
20745 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20747 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20749 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20751 PR rtl-optimization/38245
20752 * calls.c (expand_call): Add stack arguments to
20753 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20754 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20755 in regs and partially in memory or BLKmode arguments.
20756 (emit_library_call_value_1): Add stack arguments to
20757 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20758 ACCUMULATE_OUTGOING_ARGS).
20759 * dce.c: Include tm_p.h.
20760 (find_call_stack_args): New function.
20761 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20763 (mark_insn): Call find_call_stack_args for CALL_Ps.
20764 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20765 forwards. Allocate and free arg_stores bitmap if needed, pass it
20766 down to deletable_insn_p, don't mark stores set in arg_stores
20767 bitmap, clear the bitmap at the beginning of each bb.
20768 * Makefile.in (dce.o): Depend on $(TM_P_H).
20770 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20773 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20774 to make sure the insn is a conditional test (bug 22599). Reformat a
20777 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20779 PR middle-end/38431
20780 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20781 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20782 (gloog): Do not call cleanup_tree_cfg.
20783 (graphite_transform_loops): Call cleanup_tree_cfg after all
20784 scops have been code generated.
20786 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20787 * doc/gty.texi (Invoking the garbage collector): Added new node
20788 and section documenting ggc_collect.
20790 2009-01-14 Richard Guenther <rguenther@suse.de>
20792 PR tree-optimization/38826
20793 PR middle-end/38477
20794 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20795 initialization notes only if we actually emitted a warning.
20796 (intra_create_variable_infos): Add constraints for a result decl
20797 that is passed by hidden reference.
20798 (build_pred_graph): Mark all related variables non-direct on
20801 2009-01-14 Nick Clifton <nickc@redhat.com>
20803 * ira-conflicts.c: Include addresses.h for the definition of
20805 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20806 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20808 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20811 * Makefile.in (ira-lives.o): Add except.h.
20813 * ira-lives.c: Include except.h.
20814 (process_bb_node_lives): Process can_throw_internal.
20816 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20818 PR rtl-optimization/38774
20819 * combine.c (simplify_set): When undoing cc_use change, don't do
20820 PUT_CODE on the newly created comparison, but instead put back the
20823 2009-01-13 Joseph Myers <joseph@codesourcery.com>
20825 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
20826 values. Remove duplicate arm8 entry.
20828 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20830 PR tree-optimization/38786
20831 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
20832 the SSA_NAME case of expand_scalar_variables_expr.
20833 Set the type of an expression to the type of its assign statement.
20834 (expand_scalar_variables_expr): Also gather the scalar computation
20835 used to index the memory access. Do not pass loop_p.
20836 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
20837 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
20838 the gimple_stmt_iterator where it inserts new code.
20839 Do not pass loop_p.
20840 (copy_bb_and_scalar_dependences): Do not pass loop_p.
20841 (translate_clast): Update call to copy_bb_and_scalar_dependences.
20843 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20845 * graphite.h (debug_value): Removed.
20846 * graphite.c (debug_value): Removed.
20848 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20850 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
20851 ldrd/strd with two 32-bit instructions.
20853 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20855 * config/arm/arm.c (struct processors): Pass for speed down into
20856 cost helper functions.
20857 (const_ok_for_op): Handle COMPARE and inequality nodes.
20858 (arm_rtx_costs_1): Rewrite.
20859 (arm_size_rtx_costs): Update prototype.
20860 (arm_rtx_costs): Pass speed down to helper functions.
20861 (arm_slowmul_rtx_costs): Rework cost calculations.
20862 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
20863 (arm_9e_rtx_costs): Likewise.
20865 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
20867 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
20868 relocations of local symbols wider than UNITS_PER_WORD are not valid.
20869 (alpha_legitimize_address): Do not split local symbols wider than
20870 UNITS_PER_WORD into HIGH/LO_SUM parts.
20872 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
20875 * gcc.c (process_command): Replace call to execvp with calls
20876 to pex_one and exit.
20878 2009-01-03 Anatoly Sokolov <aesok@post.ru>
20881 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
20882 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
20883 variant for devices with 3-byte PC.
20884 (__tablejump_elpm__): New.
20886 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20889 * c-parser.c (c_parser_postfix_expression): Allow `->' in
20890 offsetof member-designator, handle it as `[0].'.
20892 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20894 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
20895 function when not using named sections on targets with named sections
20896 if branch distance is less than 262132.
20898 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
20900 * combine.c (combine_instructions): Recompute
20901 optimize_this_for_speed_p for each BB in the main combine loop.
20903 2009-01-12 Tomas Bily <tbily@suse.cz>
20906 * tree-loop-distribution.c (prop_phis): New function.
20907 (generate_builtin): Call prop_phis.
20908 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
20910 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20912 PR tree-optimization/38807
20913 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
20914 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
20916 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
20918 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
20919 subreg of op0 to the original op0.
20921 2009-01-11 Laurent GUERBY <laurent@guerby.net>
20923 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
20925 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
20928 * mips-tfile.c (parse_def): Fix parsing of def strings
20929 starting with digits.
20931 2009-01-10 Jakub Jelinek <jakub@redhat.com>
20934 * config/arm/arm.c (arm_is_long_call_p): Don't call
20935 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
20937 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
20939 * regrename.c (regrename_optimize): Fix dumping.
20940 (find_oldest_value_reg): Preserve REG_POINTER.
20941 (copy_hardreg_forward_1): Likewise.
20943 2009-01-09 Diego Novillo <dnovillo@google.com>
20945 * gimple.h (struct gimple_statement_base) <uid>: Document
20946 the restrictions on its use.
20947 (gimple_uid): Tidy.
20948 (gimple_set_uid): Tidy.
20950 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20952 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
20953 zero guard even if align_bytes != 0 and count is smaller than
20956 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
20958 PR rtl-optimization/38495
20959 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
20960 (add_range_and_copies_from_move_list): Print all added ranges.
20961 Add ranges to memory optimized destination.
20963 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20967 * config/i386/i386.c (override_options): Reject
20968 -mstringop-strategy=rep_8byte with -m32.
20969 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
20970 to 1. Do count comparison against epilogue_size_needed at compile
20971 time even when count_exp was constant forced into register. For
20972 size_needed don't jump to epilogue, instead just avoid aligning
20973 and invoke the body algorithm. If need_zero_guard, add zero guard
20974 even if count is non-zero, but smaller than size_needed + number of
20975 bytes that could be stored for alignment.
20976 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
20977 to 1. If need_zero_guard, add zero guard even if count is non-zero,
20978 but smaller than size_needed + number of bytes that could be stored
20979 for alignment. Compare size_needed with epilogue_size_needed instead
20980 of desired_align - align, don't adjust size_needed, pass
20981 epilogue_size_needed to the epilogue expanders.
20984 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
20986 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20988 * pa.c (last_address): Change to unsigned.
20989 (update_total_code_bytes): Change argument to unsigned. Don't
20990 check if insn addresses are set.
20991 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
20992 addresses are not set.
20993 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
20995 2009-01-09 Nick Clifton <nickc@redhat.com>
20997 * config/sh/symbian.c: Replace uses of DECL_INLINE with
20998 DECL_DECLARED_INLINE_P.
21000 2009-01-09 Jakub Jelinek <jakub@redhat.com>
21002 PR middle-end/38347
21003 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
21004 GET_MODE (op0) in operand_subword_force calls.
21006 PR middle-end/38771
21007 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
21008 fold_convert arg0 operands to TREE_TYPE (op0) first.
21010 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
21012 * params.def (ira-max-conflict-table-size): Decrease default value
21015 2009-01-08 Jakub Jelinek <jakub@redhat.com>
21017 PR tree-optimization/37031
21018 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
21020 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
21021 allocate it using gc instead of heap, use VEC_quick_push instead of
21023 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
21024 instead of heap, use VEC_quick_push instead of VEC_safe_push.
21025 * tree-data-ref.h (struct access_matrix): Change matrix to gc
21026 allocated vector from heap allocated.
21027 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
21028 * tree-loop-linear.c (linear_transform_loops): Allocate nest
21029 vector only after perfect_loop_nest_depth call.
21031 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
21032 Jan Sjodin <jan.sjodin@amd.com>
21034 PR tree-optimization/38559
21035 * graphite.c (debug_value, copy_constraint,
21036 swap_constraint_variables, scale_constraint_variable, ): New.
21037 (get_lower_bound, get_upper_bound): Removed.
21038 (graphite_trans_bb_strip_mine): Clean up this code that works
21039 only for constant number of iterations. Fully copy upper and
21040 lower bound constraints, not only the constant part of them.
21041 * graphite.h (debug_value): Declared.
21043 2009-01-08 Ira Rosen <irar@il.ibm.com>
21045 PR tree-optimization/37194
21046 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
21047 Don't add the cost of cost model guard in prologue to scalar
21048 outside cost in case of known number of iterations.
21050 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
21051 Alan Modra <amodra@bigpond.net.au>
21053 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
21054 non-word-aligned REG+CONST addressing.
21056 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21059 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
21060 free_after_compilation when outputting a thunk.
21061 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
21062 Do not call free_after_compilation here.
21064 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21066 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
21067 (ix86_valid_target_attribute_inner_p): Ditto.
21069 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
21071 PR tree-optimization/38492
21072 PR tree-optimization/38498
21073 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
21074 * tree-chrec.h (scev_is_linear_expression): Declared.
21075 * graphite.c (graphite_cannot_represent_loop_niter): New.
21076 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
21077 (graphite_loop_normal_form): Use gcc_assert.
21078 (scan_tree_for_params): Use CASE_CONVERT.
21079 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
21080 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
21081 Use gcc_assert. Discard scops that contain unhandled cases.
21082 (build_scop_conditions): Return a boolean status for unhandled cases.
21083 (strip_mine_profitable_p): Print the loop number, not its depth.
21084 (is_interchange_valid): Pass the depth of the loop nest, don't
21085 recompute it wrongly.
21086 (graphite_trans_bb_block): Same.
21087 (graphite_trans_bb_block): Print tentative of loop blocking.
21088 (graphite_trans_scop_block): Do not print that the loop has been
21090 (graphite_transform_loops): Do not handle scops that contain condition
21093 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
21095 AVX Programming Reference (December, 2008)
21096 * config/i386/avxintrin.h (_mm256_stream_si256): New.
21097 (_mm256_stream_pd): Likewise.
21098 (_mm256_stream_ps): Likewise.
21100 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
21101 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
21102 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
21103 (bdesc_special_args): Add __builtin_ia32_movntdq256,
21104 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
21105 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
21106 (ix86_expand_special_args_builtin): Likewise.
21108 * config/i386/sse.md (AVXMODEDI): New.
21109 (avx_movnt<mode>): Likewise.
21110 (avx_movnt<mode>): Likewise.
21111 (<sse>_movnt<mode>): Remove AVX support.
21112 (sse2_movntv2di): Likewise.
21114 2009-01-07 Richard Guenther <rguenther@suse.de>
21116 PR middle-end/38751
21117 * fold-const.c (extract_muldiv): Remove obsolete comment.
21118 (fold_plusminus_mult_expr): Undo MINUS_EXPR
21119 to PLUS_EXPR canonicalization for the canonicalization.
21121 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
21123 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
21124 hosted cross-compilers generating less efficient code.
21126 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21128 * function.h (rtl_data): Add a dbr_scheduled_p field.
21129 * reorg.c (dbr_schedule): Set it.
21130 (gate_handle_delay_slots): Check it.
21131 * config/mips/mips.c (mips_base_delayed_branch): Delete.
21132 (mips_reorg): Check flag_delayed_branch instead of
21133 mips_base_delayed_branch.
21134 (mips_override_options): Don't set mips_base_delayed_branch
21135 or flag_delayed_branch.
21137 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21139 PR rtl-optimization/38426.
21140 * ira.c (ira): Set current_function_is_leaf earlier.
21142 2009-01-06 Jakub Jelinek <jakub@redhat.com>
21144 PR rtl-optimization/38722
21145 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
21146 too early, only set a flag and modify after last possible
21149 2009-01-06 Janis Johnson <janis187@us.ibm.com>
21152 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
21153 * real.c (decimal_single_format): Correct values of emin and emax.
21154 (decimal_double_format): Ditto.
21155 (decimal_quad_format): Ditto.
21156 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
21157 computation of DECnn_MIN and DECnn_MAX for corrected values of
21158 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
21159 __DECnn_MIN__, and adjust its computation for the corrected value
21162 2009-01-06 Jan Hubicka <jh@suse.cz>
21165 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
21167 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
21169 * doc/contrib.texi (Contributors): Slightly adjust the end note.
21170 Add Robert Clark to the list of testers.
21172 2009-01-06 Jan Hubicka <jh@suse.cz>
21173 Kai Tietz <kai.tietz@onevision.com>
21175 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
21176 * config/i386/i386.c (ix86_expand_call): Add clobbers.
21178 2009-01-06 Jan Hubicka <jh@suse.cz>
21179 Kai Tietz <kai.tietz@onevision.com>
21181 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
21183 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
21184 (ix86_nsaved_regs): Count only general purpose regs.
21185 (ix86_nsaved_sseregs): New.
21186 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
21187 to 16 for w64; compute padding and size of sse reg save area.
21188 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
21189 general purpose regs.
21190 (ix86_emit_save_sse_regs_using_mov): New.
21191 (ix86_expand_prologue): Save SSE regs if needed.
21192 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
21193 (ix86_emit_restore_sse_regs_using_mov): New.
21194 (ix86_expand_epilogue): Save SSE regs if needed.
21196 2009-01-06 Jan Hubicka <jh@suse.cz>
21197 Kai Tietz <kai.tietz@onevision.com>
21199 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
21200 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
21201 functions when accumulate outgoing args is off.
21203 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21206 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
21207 before using pseudos_have_intersected_live_ranges_p.
21209 * ira-int.h (ira_assert): Always define.
21211 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21213 AVX Programming Reference (December, 2008)
21214 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
21215 (_mm256_permute2_pd): Likewise.
21216 (_mm_permute2_ps): Likewise.
21217 (_mm256_permute2_ps): Likewise.
21218 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
21219 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
21221 * config/i386/i386.c (ix86_builtins): Remove
21222 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
21223 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
21224 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
21225 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
21226 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
21227 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
21228 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
21229 __builtin_ia32_vpermil2ps256.
21230 (ix86_init_mmx_sse_builtins): Updated.
21231 (ix86_expand_args_builtin): Likewise.
21233 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21235 * pa.c (output_call): Relocate non-jump insns in the delay slot of
21236 long absolute calls when generating PA 2.0 code.
21238 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
21240 PR rtl-optimization/38583
21241 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
21243 * params.def (ira-max-conflict-table-size): New.
21245 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
21247 * ira.h (ira_conflicts_p): New external definition.
21249 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
21250 table. Report this. Return result of building.
21251 (ira_build_conflicts): Use ira_conflicts_p. Check result of
21252 building conflict table.
21254 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
21255 (ira_color): Use ira_conflicts_p.
21257 * global.c: Include ira.h.
21258 (pseudo_for_reload_consideration_p, build_insn_chain): Use
21261 * Makefile.in (global.o): Add ira.h.
21263 * ira-build.c (mark_all_loops_for_removal,
21264 propagate_some_info_from_allocno): New.
21265 (remove_unnecessary_allocnos): Call
21266 propagate_some_info_from_allocno.
21267 (remove_low_level_allocnos): New.
21268 (remove_unnecessary_regions): Add parameter. Call
21269 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
21270 parameter to remove_unnecessary_regions.
21271 (ira_build): Remove all regions but root if the conflict table was
21272 not built. Update conflict hard regs for allocnos crossing calls.
21274 * ira.c (ira_conflicts_p): New global.
21275 (ira): Define and use ira_conflicts_p.
21277 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
21278 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
21279 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
21281 2009-01-06 Ben Elliston <bje@au.ibm.com>
21283 * gengtype-lex.l (YY_NO_INPUT): Define.
21285 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
21288 * c-common.c (handle_vector_size_attribute): Also reject
21289 BOOLEAN_TYPE types.
21291 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
21293 PR tree-optimization/38492
21294 * graphite.c (rename_map_elt, debug_rename_elt,
21295 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
21296 rename_map_elt_info, eq_rename_map_elts,
21297 get_new_name_from_old_name, bb_in_sese_p): Moved around.
21298 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
21299 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
21300 (sese_build_livein_liveouts): New.
21301 (new_sese, free_sese): New.
21302 (new_scop): Call new_sese.
21303 (free_scop): Call free_sese.
21304 (rename_variables_from_edge, rename_phis_end_scop): Removed.
21305 (register_old_new_names): Renamed register_old_and_new_names.
21306 (register_scop_liveout_renames, add_loop_exit_phis,
21307 insert_loop_close_phis, struct igp,
21308 default_liveout_before_guard, add_guard_exit_phis,
21309 insert_guard_phis, copy_renames): New.
21310 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
21311 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
21312 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
21313 (scop_adjust_phis_for_liveouts): New.
21314 (gloog): Call scop_adjust_phis_for_liveouts.
21316 * graphite.h (struct sese): Documented. Added fields liveout,
21317 num_ver and livein.
21318 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
21319 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
21320 (struct scop): Added field liveout_renames.
21321 (SCOP_LIVEOUT_RENAMES): New.
21323 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21325 PR tree-optimization/38510
21326 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
21327 (translate_clast): Call recompute_all_dominators before
21329 (gloog): Call recompute_all_dominators before graphite_verify.
21331 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21332 Jan Sjodin <jan.sjodin@amd.com>
21334 PR tree-optimization/38500
21335 * graphite.c (create_sese_edges): Call fix_loop_structure after
21338 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21340 * config.gcc: Add m32r*-*-rtems*.
21341 * config/m32r/rtems.h: New file.
21343 2009-01-05 Ben Elliston <bje@au.ibm.com>
21345 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
21346 (.po.pox): Likewise.
21347 (po/gcc.pot): Likewise.
21349 2009-01-04 David S. Miller <davem@davemloft.net>
21351 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
21352 (STARTING_FRAME_OFFSET): Always set to zero.
21354 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21356 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
21357 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
21358 fixed-point types, and vectors of the same.
21360 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21362 * config/mips/sync.md (*mb_barrier): Rename to...
21363 (*memory_barrier): ...this.
21365 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
21367 * doc/extend.texi (Function Attributes): Move @cindex after @item
21368 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
21369 and put in alphabetical order. Fix 'target' name and put in order.
21370 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
21373 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
21375 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
21376 (memory_barrier): Expand as unspec instead of unspec_volatile.
21377 Remove mem:BLK from insn operands. Use Pmode scratch register.
21378 (*memory_barrier): Define as unspec instead of unspec_volatile.
21379 Use (match_dup 0) as input operand.
21381 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
21382 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
21383 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
21384 scratch register. Remove operand 1.
21385 (*stbar): Define as unspec instead of unspec_volatile.
21386 Use (match_dup 0) as input operand, remove (const_int 8).
21387 (*membar): Define as unspec instead of unspec_volatile.
21388 Use (match_dup 0) as input operand, remove input operand 2.
21390 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
21391 (memory_barrier): Expand as unspec instead of unspec_volatile.
21392 Remove mem:BLK from insn operands. Use Pmode scratch register.
21393 (*memory_barrier): Define as unspec instead of unspec_volatile.
21394 Use (match_dup 0) as input operand.
21396 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
21397 Remove mem:BLK from insn operands. Use Pmode scratch register.
21398 Set volatile flag on operand 0.
21399 (*memory_barrier): New insn pattern.
21401 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
21403 (*memory_barrier): Use (match_dup 0) as input operand.
21405 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
21406 Remove mem:BLK from insn operands. Use Pmode scratch register.
21407 Set volatile flag on operand 0.
21408 (*mb_internal): New insn pattern.
21410 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
21412 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21414 PR middle-end/38586
21415 * function.c (struct temp_slot): Move to the section of the file
21416 that deals with temp slots. Remove field 'address'.
21417 (temp_slot_address_table): New hash table of address -> temp slot.
21418 (struct temp_slot_address_entry): New struct, items for the table.
21419 (temp_slot_address_compute_hash, temp_slot_address_hash,
21420 temp_slot_address_eq, insert_temp_slot_address): Support functions
21422 (find_temp_slot_from_address): Rewrite to use the new hash table.
21423 (remove_unused_temp_slot_addresses): Remove addresses of temp
21424 slots that have been made available.
21425 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
21426 worker function for remove_unused_temp_slot_addresses.
21427 (assign_stack_temp_for_type): Don't clear the temp slot address list.
21428 Add the temp slot address to the address -> temp slot map.
21429 (update_temp_slot_address): Update via insert_temp_slot_address.
21430 (free_temp_slots): Call remove_unused_temp_slot_addresses.
21431 (pop_temp_slots): Likewise.
21432 (init_temp_slots): Allocate the address -> temp slot map, or empty
21433 the map if it is already allocated.
21434 (prepare_function_start): Initialize temp slot processing.
21436 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21438 PR middle-end/38584
21439 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
21440 Calculate the size of all stack vars assuming no packing of stack
21441 vars will happen, replacing a quadratic algorithm with a linear one.
21443 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21446 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
21449 2009-01-03 Diego Novillo <dnovillo@google.com>
21451 * doc/contrib.texi: Update contributions.
21453 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21456 * builtins.c (fold_builtin_memory_op): Give up if either operand
21457 is volatile. Set srctype or desttype to non-qualified version
21461 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
21462 and FUNCTION_DECLs.
21464 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
21466 PR rtl-optimization/35805
21467 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
21468 problem if fast dce is able to remove any instructions.
21469 * dce.c (dce_process_block): Fix dump message.
21471 2009-01-02 Mark Mitchell <mark@codesourcery.com>
21474 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
21476 2009-01-02 Jakub Jelinek <jakub@redhat.com>
21478 PR middle-end/38690
21479 * tree-flow.h (op_code_prio, op_prio): New prototypes.
21480 * tree-pretty-print.c (op_code_prio): New function.
21481 (op_prio): No longer static. Use op_code_prio.
21482 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
21483 Use op_prio and op_code_prio to determine if () should be
21484 printed around operand(s) or not.
21486 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
21487 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
21488 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
21489 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
21490 pp_character instead of pp_string for single letter printing.
21492 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21494 * doc/extend.texi: Fix '#pragma GCC option' typo.
21496 2009-01-02 Richard Guenther <rguenther@suse.de>
21498 * doc/install.texi (--enable-checking): Mention different
21499 default for stage1.
21500 (--enable-stage1-checking): Document.
21502 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21504 PR middle-end/30142
21505 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21506 case to be an error.
21508 2009-01-02 Ben Elliston <bje@au.ibm.com>
21510 * config/fp-bit.h (pack_d): Constify argument.
21511 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21512 (isnan): Constify argument.
21514 (iszero): Likewise.
21515 (pack_d): Likewise.
21516 (_fpadd_parts): Constify return type.
21517 (_fpmul_parts): Likewise.
21518 (_fpdiv_parts): Likewise.
21520 2009-01-01 Jakub Jelinek <jakub@redhat.com>
21523 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
21524 warn about overwriting initializer with side-effects or
21525 -Woverride-init if !IMPLICIT.
21526 (output_init_element): Likewise. Pass IMPLICIT down to
21528 (process_init_element): Add IMPLICIT argument. Pass it down
21529 to output_init_element.
21530 (push_init_element, pop_init_level, set_designator): Adjust
21531 process_init_element callers.
21532 (set_nonincremental_init, set_nonincremental_init_from_string):
21533 Adjust add_pending_init callers.
21534 (output_pending_init_elements): Adjust output_init_element callers.
21535 * c-tree.h (process_init_element): Adjust prototype.
21536 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
21537 process_init_element callers.
21540 Copyright (C) 2009 Free Software Foundation, Inc.
21542 Copying and distribution of this file, with or without modification,
21543 are permitted in any medium without royalty provided the copyright
21544 notice and this notice are preserved.