1 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
3 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
4 (s390_z10_fix_long_loop_prediction): New function.
5 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
6 (s390_reorg): Walk over the INSNs and invoke
7 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
9 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
11 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
12 "*brx_64bit", "*brx_31bit"): New patterns.
13 * config/s390/s390.c ('E'): New output modifier.
15 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16 Richard Earnshaw <richard.earnshaw@arm.com>
18 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
19 * config/arm/arm.md (*arm_movtas_ze): New pattern for
22 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
26 * pa.c (emit_move_sequence): Check if address of operand1 is valid
27 for mode mode of operand0 when doing secondary reload for SAR.
29 2009-08-19 Jakub Jelinek <jakub@redhat.com>
32 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
33 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
35 2009-08-19 Jason Merrill <jason@redhat.com>
37 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
38 supported template depth in C++0x.
40 2009-08-19 Jakub Jelinek <jakub@redhat.com>
42 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
43 free_after_compilation.
44 * config/score/score7.c (score7_output_mi_thunk): Likewise.
45 * config/score/score3.c (score3_output_mi_thunk): Likewise.
46 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
47 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
48 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
49 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
50 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
52 2009-08-19 Ian Lance Taylor <iant@google.com>
54 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
55 of (plus (mult (neg B) C) A).
57 2009-08-18 Michael Matz <matz@suse.de>
59 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
60 instead of comparing TYPE_MAIN_VARIANT for equality.
61 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
62 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
63 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
64 * gimplify.c (goa_lhs_expr_p): Ditto and use
65 STRIP_USELESS_TYPE_CONVERSION.
67 2009-08-18 Michael Matz <matz@suse.de>
69 * tree-ssa-structalias.c (create_variable_info_for): Also mark
70 first field in a struct.
71 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
73 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
75 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
76 locators before emit_insn is called. Remove assert that
78 (alpha_end_function): Clear crtl->emit structure and free insn
79 locators if cfun->is_thunk is true.
81 2009-08-18 Jason Merrill <jason@redhat.com>
83 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
85 * configure.ac: Test for it.
86 * configure, config.in: Regenerate.
87 * doc/install.texi: Document --enable-gnu-unique-object.
89 2009-08-18 Richard Guenther <rguenther@suse.de>
92 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
93 pow(x,y*z) only if x is nonnegative.
95 2009-08-18 Jakub Jelinek <jakub@redhat.com>
97 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
101 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
102 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
104 2009-08-17 DJ Delorie <dj@redhat.com>
106 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
107 * config/m32c/prologue.md (epilogue_freit): New.
109 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
110 (bank_switch_p): Likewise.
111 (fast_interrupt_p): Likewise.
112 (interrupt_p): Likewise.
113 (m32c_conditional_register_usage): Round memregs size up.
114 (need_to_save): We only need to save $a0 when we use ENTER.
115 (interrupt_p): Check for fast_interrupt too.
116 (bank_switch_p): New.
117 (fast_interrupt_p): New.
118 (m32c_attribute_table): Add bank_switch and fast_interrupt.
119 (m32c_emit_prolog): Support bank switching and fast interrupts.
120 * doc/extend.texi (Function Attributes): Add bank_switch and
123 2009-08-17 Douglas B Rupp <rupp@gnat.com>
125 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
126 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
128 2009-08-16 Douglas B Rupp <rupp@gnat.com>
130 * doc/invoke.texi (Target options):
131 Add new option list for IA-64/VMS.
132 (menu): Add IA-64/VMS Options.
133 (IA-64/VMS Options): Likewise.
135 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
138 * config/mips/mips.md (*lwxs): Use :P for pointer values.
140 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
142 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
143 (mips_pop_asm_switch): Likewise.
144 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
146 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
147 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
148 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
149 (mips_print_operand_punctuation): Use them. Check mips_noreorder
150 instead of set_noreorder.
151 (mips_output_function_prologue): Use the new functions.
152 (mips_output_function_epilogue): Likewise.
153 (mips_need_noat_wrapper_p): New function, split out from...
154 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
155 Use mips_push_asm_switch and mips_pop_asm_switch.
156 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
157 and mips_pop_asm_switch.
158 (ASM_OUTPUT_REG_POP): Likewise.
159 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
160 Use mips_pop_asm_switch.
161 (mips_asm_switch): New structure.
162 (set_noreorder, set_nomacro): Replace with...
163 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
164 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
165 instead of set_nomacro.
166 (fix_truncsfsi2_macro): Likewise.
167 (cprestore): Likewise.
168 (hazard): Use mips_noreorder instead of set_noreorder.
169 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
171 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
173 * config/alpha/alpha.c (alpha_and_function): Handle NULL_RTX returned
174 from prev_active_insn.
176 2009-08-16 Anatoly Sokolov <aesok@post.ru>
178 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
179 * config/avr/avr.c (avr_override_options): Initialize
180 avr_current_arch variable.
181 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
182 __AVR_HAVE_16BIT_SP__ according to the device type.
183 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
185 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
186 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
188 2009-08-16 Dodji Seketeli <dodji@redhat.com>
191 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
192 generating inlined subroutine die only. We shouldn't be
193 called for anything else.
194 (gen_block_die): Don't generate inline subroutine debug info for
197 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
199 * graphite-poly.c (print_pbb): Print PBB index.
201 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
204 * graphite-interchange.c (ppl_max_for_le): Moved...
205 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
206 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
207 ppl_Pointset_Powerset_C_Polyhedron_maximize.
208 * graphite-ppl.h (ppl_max_for_le): Declared.
210 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
212 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
213 supported on all platforms.
214 * target.h (struct gcc_target): Remove
215 handle_pragma_redefine_extname.
216 * c-cppbuiltin.c: Remove use of
217 targetm.handle_pragma_redefine_extname.
218 * c-pragma.c: Likewise.
219 * target-def.h (TARGET_INITIALIZER): Remove
220 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
221 * config/sol2.h: Remove use of
222 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
224 2009-08-14 Douglas B Rupp <rupp@gnat.com>
226 * config/ia64/fde-vms.c: New file.
227 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
228 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
229 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
230 (uw_frame_state_for): Only register a personality routine if it is
231 known to be compatible with our expectations.
232 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
233 Declare unw_table_entry stack variable and
234 mod all calls to _Unwind_FindTableEntry to add arg.
235 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
236 (_Unwind_FindTableEntry): Add arg to prototype.
238 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
240 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
241 field 'signal_pfs_loc'.
242 (uw_frame_state_for): Remove duplicate code dealing with leaf
243 procedures without unwind info.
244 If in the frame after unwinding through a signal handler, restore
245 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
246 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
247 'pfs_loc' to the AR.PFS location in the signal context; instead
248 set 'signal_pfs_loc'.
249 Manually generate the unwind info for the AR.PFS register.
250 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
251 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
252 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
253 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
254 instead set 'signal_pfs_loc'.
255 Remove code preventing the AR.PFS register from being restored
256 from the signal context.
258 2009-08-14 Douglas B Rupp <rupp@gnat.com>
259 Tristan Gingold <gingold@adacore.com>
261 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
262 * config/ia64/t-vms: New file.
263 * config/ia64/vms64.h: New file.
264 * config/ia64/vms.h: New file.
265 * config/ia64/vms-crtinit.asm: New file.
266 * config/ia64/vms_symvec_libgcc_s.opt: New file.
267 * config/ia64/vms-unwind.h: New file.
269 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
271 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
274 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
277 * builtins.c (do_mpc_arg2): Make extern, define for any MPC
278 version. Move declaration...
279 * real.h (do_mpc_arg2): ... here.
280 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
283 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
285 * final.c (add_debug_prefix_map): Don't use GC memory for
286 old_prefix and new_prefix.
288 2009-08-14 Richard Guenther <rguenther@suse.de>
290 * ipa-prop.c (compute_complex_pass_through): If we cannot
291 compute a non-varying offset for IPA_JF_ANCESTOR punt.
293 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
295 * c-lex.c (c_lex_with_flags): Increase size of local variable
296 to avoid memory clobber.
298 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
301 * config/i386/i386.c (ix86_fp_comparison_strategy):
302 Only enable/disable sahf at function granularity.
304 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
306 PR rtl-optimization/41064
307 * reload1.c (reload_as_needed): Don't call extract_insn
308 for known invalid replacements after calling
309 validate_replace_rtx_group and verify_changes.
311 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
314 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
315 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
316 ix86_expand_fp_vcond.
317 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
318 Assert that operation is supported by ix86_expand_int_vcond.
319 (vcondu<SSEMODE124C8:mode>): Ditto.
321 2009-08-13 DJ Delorie <dj@redhat.com>
323 * config/i386/djgpp-stdint.h: New.
324 * config.gcc (djgpp): Use it.
326 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
328 * config/sh/sh.c (sh_override_options): When flag_exceptions or
329 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
331 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
333 * tree-ssa-loop-prefetch.c
334 (prune_ref_by_group_reuse): Enhance probabilistic analysis
335 for long-stride pruning.
336 (compute_miss_rate): New function to compute the probability
337 that two memory references access different cache lines.
339 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
341 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
343 2009-08-13 Richard Guenther <rguenther@suse.de>
346 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
347 use the constant pointer type.
348 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
349 of CV qualifiers on the target pointer type.
350 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
351 conversion check before restrict check.
353 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
356 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
358 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
360 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
362 2009-08-12 Richard Guenther <rguenther@suse.de>
364 PR tree-optimization/41011
365 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
366 and reference constructing.
368 2009-08-12 Xinliang David Li <davidxl@google.com>
370 PR tree-optimization/41012
371 * tree-flow.h : New external interface.
372 * gimple-low.c (check_call_arg): Change to public function.
373 Remove argument mismatch check in lowering.
374 * tree-inline.h (tree_can_inline_p): Interface change.
375 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
377 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
378 Call change to tree_can_inline_p function.
379 (cgraph_decide_inlining_incrementally): Ditto.
381 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
383 PR tree-optimization/41031
384 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
385 on the partition variable rather than promote_mode on the source
386 type. Assert that the partition variable's type has the same
387 mode as the source value's.
389 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
391 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
393 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
395 * calls.c (expand_call): Fix typo.
396 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
398 * stmt.c (expand_value_return): Use promote_function_mode to copy out
400 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
401 * config/cris/cris.c (cris_promote_function_mode): Likewise.
402 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
403 * config/pa/pa.c (pa_promote_function_mode): Likewise.
405 2009-08-11 Andrew Haley <aph@redhat.com>
407 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
409 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
412 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
414 2009-08-12 Richard Guenther <rguenther@suse.de>
416 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
417 * gimplify.c (gimplify_modify_expr): Do not use
418 lang_hooks.types_compatible_p.
419 * tree-ssa.c (useless_type_conversion_p): For aggregates
420 just return false if the canonical types differ.
422 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
425 * sese.c (convert_for_phi_arg): New.
426 (add_guard_exit_phis): Use convert_for_phi_arg.
428 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
430 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
431 unknown subscript upper bounds.
433 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
434 Pranav Garg <pranav.garg2107@gmail.com>
436 * graphite-interchange.c (gather_access_strides): Removed.
437 (ppl_max_for_le): New.
438 (build_linearized_memory_access): New.
439 (memory_stride_in_loop): New.
440 (pbb_interchange_profitable_p): Reimplemented.
441 * graphite-ppl.h (ppl_new_id_map): New.
442 (ppl_interchange): New.
444 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
446 * graphite-interchange.c (compute_subscript): Removed.
447 (compute_array_size_cstr): Removed.
448 (compute_array_size_poly): Removed.
449 (compute_array_size): Removed.
450 (gather_access_strides_poly): Removed.
451 (gather_access_strides): Empty.
453 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
455 * graphite-dependences.c (dependence_polyhedron_1): Replace
456 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
457 (graphite_legal_transform_dr): Same.
458 (graphite_carried_dependence_level_k): Same.
459 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
460 Initialize PDR_NB_SUBSCRIPTS.
461 (print_pdr_access_layout): Replace pdr_nb_subscripts with
463 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
464 (PDR_NB_SUBSCRIPTS): New.
465 (pdr_nb_subscripts): Removed.
466 (pdr_dim): Simplified.
467 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
468 with PDR_NB_SUBSCRIPTS.
470 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
472 * graphite-interchange.c (compute_array_size): Remove use of
474 * graphite-poly.c (new_poly_dr): Remove argument data_container.
475 Do not initialize PDR_DATA_CONTAINER.
476 (print_pdr): Do not print PDR_DATA_CONTAINER.
477 * graphite-poly.h (struct poly_dr): Remove data_container field.
478 (PDR_DATA_CONTAINER): Removed.
479 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
481 (build_poly_dr): Same.
483 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
484 Sebastian Pop <sebastian.pop@amd.com>
486 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
487 copy of the dependence polyhedron. Free the temporary objects.
488 (graphite_carried_dependence_level_k): Free unused objects before
491 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
492 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
493 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
494 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
495 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
497 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
499 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
500 Early return without analyzing the data dependences if no
501 transform has been done. Call restore_scattering if the transform
503 (graphite-interchange.c): Same.
504 * graphite-poly.c (print_scattering_function): Test for
506 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
507 (apply_poly_transforms): Do not gcc_assert that
508 the transform is legal.
509 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
510 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
511 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
512 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
513 * graphite-poly.h (struct poly_scattering): New.
514 (struct poly_bb): Add original, transformed, and saved fields.
515 Remove transformed_scattering, original_scattering,
516 nb_local_variables and nb_scattering_transform fields.
517 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
518 (poly_scattering_new): New.
519 (poly_scattering_free): New.
520 (poly_scattering_copy): New.
521 (store_scattering_pbb): New.
522 (store_scattering): New.
523 (restore_scattering_pbb): New.
524 (restore_scattering): New.
525 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
526 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
528 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
530 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
533 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
535 * Makefile.in (graphite.o): Depends on PREDICT_H.
536 * graphite.c: Include predict.h.
537 (graphite_finalize): Call tree_estimate_probability.
538 * predict.c (predict_loops): Do not call scev_initialize and
540 (tree_estimate_probability_bb): New.
541 (tree_estimate_probability): Do not initialize loops: move that
542 code to the driver. Call tree_estimate_probability_bb.
543 (tree_estimate_probability_driver): New.
544 (pass_profile): Use tree_estimate_probability_driver.
545 * predict.h (tree_estimate_probability): Declared.
547 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
549 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
550 * graphite-dependences.c (graphite_legal_transform): Add time to
551 TV_GRAPHITE_DATA_DEPS.
552 (dependency_between_pbbs_p): Same.
553 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
555 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
557 PR rtl-optimization/41033
558 * alias.c (nonoverlapping_component_refs_p): Punt when strict
559 aliasing is disabled.
561 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
563 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
564 si_mask_operand, and_load_operand, low_bitmask_operand,
565 and_reg_operand, and_operand): New predicates.
566 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
567 * config/mips/mips.c (and_operands_ok): New function.
568 * config/mips/mips-protos.h (and_operands_ok): Declare it.
569 * config/mips/mips.md (move_type): Add ext_ins and logical.
571 (and<mode>3): Use and_reg_operand as the second operand's predicate.
572 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
573 shift_shift. Remove commutative constraint modifier.
574 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
576 (*clear_upper32_dext): Remove define_insn_and_split.
577 (*clear_upper32): Turn this define_insn_and_split ...
578 (splitter for ANDing register with 0xffff_ffff): .. into this.
580 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
582 * combine.c (try_widen_shift_mode): Factor out code to check if an
583 integer constant is a low-order bitmask from here ...
584 * rtlanal.c (low_bitmask_len): ... to here.
585 * rtl.h (low_bitmask_len): Declare.
587 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
590 * config/alpha/alpha.md (addsi3): Remove expander.
591 (addsi3): Rename from *addsi3_internal insn pattern.
592 (subsi3): Remove expander.
593 (subsi3): Rename from *subsi3_internal insn pattern.
595 2009-08-11 Douglas B Rupp <rupp@gnat.com>
597 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
600 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
601 Eric Botcazou <botcazou@adacore.com>
602 Douglas B Rupp <rupp@gnat.com>
604 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
605 that records that fit in 64 bits are returned by immediate value,
606 as required by OpenVMS Calling Standard.
607 (function_value): Adjust for above modification.
608 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
609 virtual_incoming_args_rtx as base object, not next_arg.
610 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
612 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
614 * reload.c (find_reloads_subreg_address): Check the original
615 req_equiv_mem address to detect the case where an address is
616 not valid in the outer mode.
618 2009-08-11 Richard Guenther <rguenther@suse.de>
621 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
623 2009-08-10 Douglas B Rupp <rupp@gnat.com>
625 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
626 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
628 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
629 Douglas B Rupp <rupp@gnat.com>
631 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
632 PT_STACK when frame_pointer_needed on OpenVMS.
633 (alpha_pv_save_size, alpha_using_fp): Remove.
634 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
635 with proper processing for PT_NULL.
636 (alpha_vms_initial_elimination_offset): New function. Support for
637 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
638 (alpha_sa_size): Force procedure type to PT_STACK when
639 frame_pointer_needed on OpenVMS.
640 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
641 (alpha_using_fp): Likewise.
642 (alpha_vms_can_eliminate): Add prototype.
643 (alpha_vms_initial_elimination_offset): Likewise.
644 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
645 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
647 2009-08-10 Eric Botcazou <botcazou@adacore.com>
648 Douglas B Rupp <rupp@gnat.com>
650 * config/alpha/alpha.c (common_object_handler): New function.
651 (vms_attribute_table): Declare a single attribute "common_object".
652 (vms_output_aligned_decl_common): New global function.
653 (SECTION_VMS_OVERLAY): Delete.
654 (SECTION_VMS_GLOBAL): Likewise.
655 (SECTION_VMS_INITIALIZE): Likewise.
656 (vms_asm_named_section): Remove support for above flags.
657 (vms_section_type_flags): Delete.
658 (TARGET_SECTION_TYPE_FLAGS): Likewise.
659 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
660 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
661 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
663 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
666 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
667 (sub_ddmmss): Likewise.
669 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
672 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
675 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
678 * reload1.c (reload_as_needed): Use cancel_changes to completely
679 undo a failed replacement attempt.
681 2009-08-10 Richard Guenther <rguenther@suse.de>
684 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
685 (useless_type_conversion_p): ... here. Require pointer targets
688 2009-08-10 Dodji Seketeli <dodji@redhat.com>
691 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
692 loose the original type of the statement list.
694 2009-08-09 Douglas B Rupp <rupp@gnat.com>
696 * config/alpha/alpha.c: Include libfuncs.h
697 (avms_asm_output_extern): New function.
698 (alpha_init_libfuncs): Init some decc libfuncs.
699 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
700 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
701 (DO_CRTL_NAMES): Define.
703 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
704 (LONG_TYPE_SIZE): Define.
705 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
706 (SUBTARGET_SWITCHES): Define malloc64 switch.
707 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
708 (MASK_RETURN_ADDR): Define.
709 doc/invoke.texi (mmalloc64): Document switch.
711 2009-08-09 Olivier Hainque <hainque@adacore.com>
712 Douglas B Rupp <rupp@gnat.com>
714 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
715 uses_condition_handler.
716 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
717 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
718 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
719 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
720 (code_for_builtin): New insn codes for the new alpha_builtins.
721 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
722 (alpha_sa_size): Account for uses_condition_handler.
723 (alpha_expand_prologue): Likewise.
724 (alpha_start_function): Likewise.
725 (alpha_expand_epilogue): Likewise.
726 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
727 establish/revert expanders.
728 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
729 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
730 New expander, resorting to the alpha.c associated function.
731 (builtin_revert_vms_condition_handler): Likewise.
732 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
733 __gcc_shell_handler, the static VMS condition handler used as
734 an indirection wrapper to the current dynamically established
736 * config/alpha/vms-unwind.h: Complete rewrite.
737 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
738 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
740 2009-08-09 Eric Botcazou <botcazou@adacore.com>
741 Douglas B Rupp <rupp@gnat.com>
743 * config/alpha/alpha.c (alpha_links): Add 'target' field.
744 (alpha_need_linkage): Handle aliases. Return function symbol.
745 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
746 Use ultimate alias target for the linkage name.
747 * config/alpha/alpha.md (movmemdi): Use the symbol returned
748 by alpha_need_linkage for the function symbol.
749 (setmemdi): Likewise.
751 2009-08-09 Douglas B Rupp <rupp@gnat.com>
753 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
754 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
755 (ASM_WEAKEN_LABEL): Define.
756 (CRT_CALL_STATIC_FUNCTION): Define.
757 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
758 (ENDFILE_SPEC): Define.
759 (INIT_SECTION_ASM_OP): Define.
760 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
761 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
763 (MULTILIB_OSDIRNAMES): Define.
764 (shlib_version): Define.
766 (SHLIB_OBJS): Define.
767 (SHLIB_NAME): Define.
768 (SHLIB_MULTILIB): Define.
769 (SHLIB_INSTALL): Define.
770 (SHLIB_SYMVEC): Define.
771 (SHLIB_SYMVECX2): Define.
772 (SHLIB_LINK): Define.
774 2009-08-09 Douglas B Rupp <rupp@gnat.com>
776 * config/alpha/alpha.c (alpha_initialize_trampoline):
777 Initialize VMS trampoline IAW ABI for bounded procedure calls.
778 (alpha_start_function): Emit transfer address on nested functions
779 for VMS trampoline call.
780 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
781 since no longer used.
782 * config/alpha/vms-tramp.asm: Remove.
783 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
784 since now only data initialized at runtime.
786 2009-08-09 Douglas B Rupp <rupp@gnat.com>
788 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
789 (LINK_GCC_C_SEQUENCE_SPEC): Define.
790 (MD_EXEC_PREFIX): Remove, no longer used.
791 (MD_STARTFILE_PREFIX): Likewise.
792 (INCLUDE_DEFAULTS): Likewise.
793 * config/alpha/t-vms:
794 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
796 2009-08-09 Richard Guenther <rguenther@suse.de>
798 PR tree-optimization/41016
799 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
800 (operand_precision): Remove.
801 (integral_operand_p): Likewise.
802 (recognize_single_bit_test): Adjust.
804 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
806 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
807 operation overflows. Likewise non-cast unary arithmetic.
808 If one arm of a conditional expression is always taken,
809 inhibit evaluation warnings for the other arm. Likewise inhibit
810 evaluation warnings for the second && or || operand if the first
811 operand is enough to determine the result.
812 * c-typeck.c (build_conditional_expr): Apply the same inhibition
814 (build_binary_op): Prevent duplicate evaluation warnings.
816 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
818 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
819 and destination have different modes, Use promote_mode to
820 determine the signedness of the conversion. Assert that the
821 promoted source mode matches the destination mode. Don't pass
822 the destination and destination mode to expand_expr if the source
823 mode is different. Simplify conversion logic.
825 2009-08-09 Ira Rosen <irar@il.ibm.com>
827 PR tree-optimization/41008
828 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
829 from condition only in case it's a comparison. Adjust checks.
831 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
833 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
834 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
835 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
836 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
837 (dump_cand): Handle them.
838 (struct iv_cand): New members COST_STEP and AINC_USE.
839 (stmt_after_increment): Likewise.
840 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
841 callers changed. Use gimple_uid comparison instead of scanning.
842 (add_candidate_1): When looking for identical candidates, take
843 AINC_USE into account. Set it for new candidates.
844 (force_expr_to_var_cost): Cast target_spill_cost to int.
845 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
846 All callers changed. Check for availability of autoinc addressing
847 modes, both in general for a given mode, and in the specific use case.
848 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
850 (get_computation_cost): Likewise.
851 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
852 add_autoinc_candidates): New static functions.
853 (add_candidate): Call add_autoinc_candidates for candidates based on
855 (find_iv_candidates): Call set_autoinc_for_original_candidates.
856 (determine_use_iv_cost_address): If we have an autoinc candidate at
857 the matching use, verify autoinc is possible and subtract the cost
858 of the candidate's step from the cost.
859 (determine_iv_cost): Record the cost of the increment in the COST_STEP
860 member of the candidate.
861 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
862 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
864 2009-08-09 Douglas B Rupp <rupp@gnat.com>
866 * config.build (ia64-hp-*vms*): New target.
867 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
869 * config.gcc (ia64-hp-*vms*): New target.
870 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
872 * config.host (ia64-hp-*vms*): New target.
873 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
876 2009-08-08 Richard Guenther <rguenther@suse.de>
878 PR tree-optimization/40991
879 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
881 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
883 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
884 mode check. Do truncations in an integer mode.
885 (force_to_mode): Handle subregs for all mode types. Only do
886 arithmetic simplifications on integer modes.
888 2009-08-07 Richard Guenther <rguenther@suse.de>
890 PR tree-optimization/40999
891 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
892 (maybe_fold_reference): Lookup constant initializers.
893 (fold_gimple_assign): Likewise.
895 2009-08-07 Richard Guenther <rguenther@suse.de>
897 * tree-ssa.c (useless_type_conversion_p_1): Only for types
898 that require structural equality defer to the langhook.
900 2009-08-07 Martin Jambor <mjambor@suse.cz>
902 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
904 (struct ipa_pass_through_data): New type.
905 (struct ipa_ancestor_jf_data): New type.
906 (union jump_func_value): Removed field formal_id, added fields
907 pass_through and ancestor.
908 (struct ipa_param_call_note): Changed type of formal_id to int from
910 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
911 operations jump functions and ancestor jump functions.
912 (compute_complex_pass_through): New function.
913 (compute_scalar_jump_functions): Call compute_complex_pass_through,
914 reflect changes in the jump function strucutre.
915 (update_jump_functions_after_inlining): Ignore complex pass-through
916 and ancestor jump functions.
917 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
918 polynomial pass-through with operation jump functions.
920 2009-08-07 Jakub Jelinek <jakub@redhat.com>
922 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
923 fde->dw_fde_begin as begin label instead of hot/cold label.
924 Use LLSDAC label instead of LLSDA for second section lsda.
925 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
926 label instead of LLSDA if it is true.
927 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
929 * except.c (add_call_site, dw2_size_of_call_site_table): Add
930 SECTION argument. Use it as index into crtl->eh.call_site_record
932 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
933 use it to determine how to print table entries instead of using
934 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
935 label instead of normal begin label as base.
936 (sjlj_assign_call_site_values): Adjust add_call_site caller.
937 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
938 ensure no EH range spans between sections and that landing pads
939 are always in the corresponding section.
940 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
941 for crtl->eh.call_site_record being an array rather than scalar.
942 (output_one_function_exception_table): New function, copied
943 from output_function_exception_table. Adjust
944 dw2_size_of_call_site_table, dw2_output_call_site_table
945 callers. For SECOND section use *C suffixed labels.
946 (output_function_exception_table): Call
947 output_one_function_exception_table and, when doing hot/cold
948 partitioning, also another time for the second section.
949 * opts.c: Include except.h.
950 (decode_options): Allow -freorder-blocks-and-partition with
951 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
952 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
953 * function.h (struct rtl_eh): Change call_site_record from
954 scalar into array of 2 elements.
956 2009-08-07 Martin Jambor <mjambor@suse.cz>
958 * ipa-prop.c (count_formal_params_1): New function.
959 (ipa_get_vector_of_formal_parms): New function.
960 (get_vector_of_formal_parm_types): New function.
961 (ipa_modify_formal_parameters): New function.
962 (ipa_modify_call_arguments): New function.
963 (index_in_adjustments_multiple_times_p): New function.
964 (ipa_combine_adjustments): New function.
965 (ipa_dump_param_adjustments): New function.
966 * ipa-prop.h (struct ipa_parm_adjustment): New type.
967 (ipa_get_vector_of_formal_parms): Declare.
968 (ipa_modify_formal_parameters): Declare.
969 (ipa_modify_call_arguments): Declare.
970 (ipa_combine_adjustments): Declare.
971 (ipa_dump_param_adjustments): Declare.
972 (build_ref_for_offset): Declare.
973 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
974 * tree-sra.c: Include ipa-prop.c.
975 (build_ref_for_offset): Make public.
977 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
979 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
981 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
983 * gcc/doc/extend.texi (__builtin_extract_return_address)
984 (__builtin_frob_return_address): Document.
986 2009-08-06 Paul Brook <paul@codesourcery.com>
988 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
989 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
990 implementation on ARMv6-M.
992 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
994 * doc/extend.texi (pcs): Document new attribute for ARM.
996 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
998 * arm.c (pcs_attribute_args): Comment out unsupported attribute
1001 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1003 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
1006 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1008 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
1010 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
1012 Merge ARM/hard_vfp_branch to trunk.
1014 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
1016 * arm.c (libcall_eq): New function.
1017 (libcall_hash): New function.
1018 (add_libcall): New function.
1019 (arm_libcall_uses_aapcs_base): New function.
1020 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
1021 libcalls using the base PCS.
1022 (arm_init_cumulative_args): Likewise.
1024 2009-07-20 Joseph Myers <joseph@codesourcery.com>
1026 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
1027 Use base ABI for conversion libfuncs between HFmode and SFmode.
1029 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1031 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
1032 V4SImode as representatives of all 64-bit and 128-bit vector
1033 types. Allow vector types without vector modes.
1034 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
1035 without vector modes like BLKmode.
1036 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
1037 BLKmode. Avoid unsupported vector modes or TImode moves for
1039 (aapcs_vfp_allocate_return_reg): Likewise.
1040 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
1041 V8QImode if TARGET_NEON || TARGET_IWMMXT.
1043 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1045 * config/arm/arm.c (arm_handle_pcs_attribute): New.
1046 (arm_get_pcs_model): Pass attribute arguments to
1047 arm_pcs_from_attribute.
1048 (arm_init_cumulative_args): Use base AAPCS for conversions from
1049 floating-point types to DImode.
1050 (arm_attribute_table): Add pcs attribute.
1051 (arm_handle_pcs_attribute): New.
1052 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
1053 conversions from floating-point types to DImode, also declare them
1054 to use base AAPCS and declare functions they call to use base
1055 AAPCS and their RTABI names.
1057 2009-05-12 Joseph Myers <joseph@codesourcery.com>
1059 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
1060 -mfloat-abi=hard not being supported for VFP.
1062 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
1064 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
1065 SYMBOL_REF to hard_libcall_value.
1067 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1068 Richard Earnshaw <rearnsha@arm.com>
1070 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
1071 has been put on the stack, all remaining co-processory arguments for
1072 that co-processor also go on the stack.
1074 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1076 * config/arm/arm.c (arm_return_in_memory): Handle returning
1077 vectors of suitable size in registers also for AAPCS case.
1079 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
1081 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
1083 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
1085 ARM Hard-VFP calling convention
1086 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
1087 * target.h (gcc_target): Add libcall_value to table of call hooks.
1088 * targhooks.h (default_libcall_value): Default implementation.
1089 * targhooks.c (default_libcall_value): Likewise.
1090 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
1091 * optabs.c (expand_unop): Use it.
1092 * expr.h (hard_libcall_value): Pass the function RTX through.
1093 * calls.c (emit_library_call_value_1): Update call to
1095 * explow.c (hard_libcall_value): Use new target hook.
1096 * testsuite/lib/target-supports.exp
1097 (check_effective_target_arm_hard_vfp_ok): New hook.
1098 (check_effective_target_arm_neon_ok): Improve test for neon
1100 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
1101 * config/arm/arm.c: Include cgraph.h
1102 (TARGET_FUNCTION_VALUE): Override default hook.
1103 (arm_pcs_default): New variable.
1104 (arm_override_options): Don't fault hard calling convention with VFP.
1105 Add support for AAPCS variants.
1106 (arm_function_value): Make static. Handle AAPCS variants.
1107 (arm_libcall_value): New function.
1108 (arm_apply_result_size): Handle VFP registers in results.
1109 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
1111 (pcs_attribute_args): New variable.
1112 (arm_pcs_from_attribute): New function.
1113 (arm_get_pcs_model): New function.
1114 (aapcs_vfp_cum_init): New function.
1115 (aapcs_vfp_sub_candidate): New function.
1116 (aapcs_vfp_is_return_candidate): New function.
1117 (aapcs_vfp_is_call_candidate): New function.
1118 (aapcs_vfp_allocate): New function.
1119 (aapcs_vfp_allocate_return_reg): New function.
1120 (aapcs_vfp_advance): New function.
1121 (aapcs_cp_arg_layout): New variable.
1122 (aapcs_select_call_coproc): New function.
1123 (aapcs_select_return_coproc): New function.
1124 (aapcs_allocate_return_reg): New function.
1125 (aapcs_libcall_value): New function.
1126 (aapcs_layout_arg): New function.
1127 (arm_init_cumulative_args): Initialize AAPCS args data.
1128 (arm_function_arg): Handle AAPCS variants using new interface.
1129 (arm_arg_parital_bytes): Likewise.
1130 (arm_function_arg_advance): New function.
1131 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
1132 calling conventions.
1133 (arm_setup_incoming_varargs): Handle new AAPCS args data.
1134 * arm.h (NUM_VFP_ARG_REGS): Define.
1135 (LIBCALL_VALUE): Update.
1136 (FUNCTION_VALUE): Delete.
1137 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
1138 (arm_pcs): New enum.
1139 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
1140 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
1141 (FUNCTION_ARG_REGNO_P): Add VFP regs.
1142 * arm-protos.h (arm_function_arg_advance): Add.
1143 (aapcs_libcall_value): Add.
1144 (arm_function_value): Delete.
1146 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
1147 H.J. Lu <hongjiu.lu@intel.com>
1150 * config/i386/i386.c (standard_sse_mode_p): Remove.
1151 (standard_sse_constant_p): Return 2 for integer mode
1152 vector_all_ones_operand when SSE2 is enabled.
1153 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
1154 (ix86_expand_vector_move): Do not check for negative values from
1155 standard_sse_constant_p.
1157 2009-08-06 Richard Guenther <rguenther@suse.de>
1159 * tree-ssa.c (useless_type_conversion_p_1): Make function and
1160 array type comparisons frontend independent.
1161 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
1162 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
1163 out array reference lower bound and element size operands.
1164 (ao_ref_init_from_vn_reference): Properly compute the offset
1165 for ARRAY_RANGE_REF.
1166 (vn_reference_fold_indirect): Fill out array reference lower
1167 bound and element size operands.
1168 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
1169 a non gimple valued reference operand which can happen for
1170 array reference lower bound or element size.
1171 (create_component_ref_by_pieces_1): Properly generate the
1172 element size operand for array references.
1174 2009-08-06 Richard Guenther <rguenther@suse.de>
1176 PR tree-optimization/40964
1177 * tree.c (iterative_hash_host_wide_int): Export.
1178 * tree.h (iterative_hash_host_wide_int): Declare.
1179 * tree-ssa-structalias.c (heapvar_map): New struct.
1180 (heapvar_map_eq): New function.
1181 (heapvar_map_hash): Likewise.
1182 (heapvar_lookup): Adjust.
1183 (heapvar_insert): Likewise.
1184 (make_constraint_from_heapvar): Allow multiple heap variables
1185 per decl at different offsets.
1186 (init_alias_heapvars): Adjust.
1188 2009-08-04 David Daney <ddaney@caviumnetworks.com>
1190 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
1191 * mips_output_sync_loop (mips_output_sync_loop): Only emit
1192 trailing sync if TARGET_SYNC_AFTER_SC.
1194 2009-08-05 David Daney <ddaney@caviumnetworks.com>
1196 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
1197 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
1198 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
1199 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
1200 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1201 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1202 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1203 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
1204 test_and_set_12): Rewrite calls to mips_output_sync_loop.
1205 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
1206 the prototype declaration match the definition.
1207 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
1208 instructions explicitly. Add barrier_before and operands
1210 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
1211 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
1212 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
1213 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1214 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
1215 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
1217 2009-08-05 Andrew Pinski <pinskia@gmail.com>
1219 * tree-ssa-alias.c: Fix intervals to use [) syntax.
1221 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
1222 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1225 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
1228 2009-08-05 Jakub Jelinek <jakub@redhat.com>
1230 PR rtl-optimization/40924
1231 * dse.c (canon_address): Before calling cselib_expand_value_rtx
1232 make sure canon_rtx (mem_address) isn't simpler than
1233 canon_rtx (expanded_mem_address).
1235 2009-08-05 Li Feng <nemokingdom@gmail.com>
1237 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
1239 (build_scop_drs): Build alias set for each SCoP.
1241 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
1243 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
1244 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
1245 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
1246 (MIPS_ARCH_FLOAT_SPEC): Likewise.
1247 (BASE_DRIVER_SELF_SPECS): Likewise.
1249 2009-08-04 Andrew Pinski <pinskia@gmail.com>
1251 * tree-ssa-alias.c: Fix some comment typos.
1253 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
1255 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
1256 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
1258 2009-08-03 Janis Johnson <janis187@us.ibm.com>
1261 * simplify-rtx.c (simplify_binary_operation_1): Disable
1262 simplifications for decimal float operations.
1264 2009-08-03 Jakub Jelinek <jakub@redhat.com>
1267 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
1268 operand of INDIRECT_REF.
1270 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
1272 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
1273 constants referencing TLS symbols.
1275 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1277 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
1278 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
1280 2009-08-03 Richard Guenther <rguenther@suse.de>
1282 * tree.c (make_vector_type): Build a main variant first,
1283 get the canonical one and then build the variant.
1284 * tree-ssa.c (useless_type_conversion_p_1): Handle
1286 (useless_type_conversion_p): Conversions to pointers to
1287 incomplete record types are useless.
1289 2009-08-03 Richard Guenther <rguenther@suse.de>
1291 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
1292 file will be created.
1293 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
1294 * toplev.c (compile_file): Adjust comment.
1296 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
1298 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
1299 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
1300 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1301 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1302 (sh_promote_function_mode): Fix typo.
1304 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
1306 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
1308 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1310 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
1311 declaration arguments.
1313 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
1315 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
1316 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
1317 (ix86_split_ashl): Ditto.
1318 (ix86_expand_vector_init_one_nonzero): Ditto.
1319 (ix86_expand_vector_set): Ditto.
1320 (ix86_expand_reduc_v4sf): Ditto.
1322 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
1324 * explow.c (promote_function_mode): Remove assert.
1325 * config/sh/sh.c (sh_promote_function_mode): Declare.
1327 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1329 * config/pa/pa.c (pa_promote_function_mode): Declare.
1330 Change to static. Fix promote_mode call.
1332 * gthr-dce.h (CONST_CAST2): Define if not defined.
1333 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
1335 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
1337 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
1339 * expr.c (store_constructor): Use promote_decl_mode. Remove
1340 now write-only variable unsignedp.
1341 (expand_expr_real_1): Use promote_decl_mode.
1342 * expr.h (promote_function_mode, promote_decl_mode): New.
1343 (promote_mode): Remove last argument.
1344 * function.c (assign_temp): Drop last argument of promote_mode.
1345 (assign_parm_find_data_types): Use promote_function_mode.
1346 (assign_parm_setup_reg): Likewise.
1347 (expand_function_end): Use promote_function_mode.
1348 * calls.c (initialize_argument_information): Use promote_function_mode.
1349 (precompute_arguments): Use promote_mode instead of checking if
1350 only PROMOTE_FUNCTION_MODE is defined.
1351 (expand_call): When making sibcall decisions, use promote_function_mode.
1352 Below, remove an if for targetm.calls.promote_function_return and
1353 and use promote_function_mode.
1354 (emit_library_call_value_1): Use promote_function_mode, fix bug
1355 where promote_mode was passed FOR_CALL == 0 for a return value in an
1357 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1358 * explow.c (promote_function_mode, promote_decl_mode): New.
1359 (promote_mode): Keep only the FOR_CALL == 0 case.
1360 * combine.c (setup_incoming_promotion): Remove test of
1361 promote_function_args. Use promote_function_mode.
1362 * stmt.c (expand_value_return): Use promote_decl_mode.
1363 (expand_decl): Use promote_decl_mode.
1365 * expr.c (store_constructor): Use promote_decl_mode. Remove
1366 now write-only variable unsignedp.
1367 (expand_expr_real_1): Use promote_decl_mode.
1368 * expr.h (promote_function_mode, promote_decl_mode): New.
1369 (promote_mode): Remove last argument.
1370 * function.c (assign_temp): Drop last argument of promote_mode.
1371 (assign_parm_find_data_types): Use promote_function_mode.
1372 (assign_parm_setup_reg): Likewise.
1373 (expand_function_end): Use promote_function_mode.
1374 * calls.c (initialize_argument_information): Use promote_function_mode.
1375 (precompute_arguments): Use promote_mode instead of checking if
1376 only PROMOTE_FUNCTION_MODE is defined.
1377 (expand_call): When making sibcall decisions, use promote_function_mode.
1378 Below, remove an if for targetm.calls.promote_function_return and
1379 and use promote_function_mode.
1380 (emit_library_call_value_1): Use promote_function_mode, fix bug
1381 where promote_mode was passed FOR_CALL == 0 for a return value in an
1383 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1384 * explow.c (promote_function_mode, promote_decl_mode): New.
1385 (promote_mode): Keep only the FOR_CALL == 0 case.
1386 * combine.c (setup_incoming_promotion): Remove test of
1387 promote_function_args. Use promote_function_mode.
1388 * stmt.c (expand_value_return): Use promote_decl_mode.
1389 (expand_decl): Use promote_decl_mode.
1391 * explow.c (promote_function_mode): Just call the target hook.
1392 * targhooks.c (default_promote_function_mode,
1393 default_promote_function_mode_always_promote): New.
1394 * targhooks.h (default_promote_function_mode,
1395 default_promote_function_mode_always_promote): Declare.
1396 * target.h (promote_function_args, promote_function_return): Remove.
1397 (promote_function_mode): New.
1398 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1399 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1400 (TARGET_PROMOTE_FUNCTION_MODE): New.
1401 (TARGET_CALLS): Adjust.
1402 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1403 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1405 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1406 * config/s390/s390.c (s390_promote_function_mode): ... here,
1407 with pointer handling.
1408 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1409 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1411 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1412 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1413 with pointer handling.
1414 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1415 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1417 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1418 * config/sh/sh.c (sh_promote_function_mode): New.
1419 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1420 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1422 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1423 * config/cris/cris.c (cris_promote_function_mode): ... here.
1424 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1425 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1427 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1428 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1429 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1430 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1432 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1433 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1434 complex type handling.
1435 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1436 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1438 * config/pa/pa.c (pa_promote_function_mode): New.
1439 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1440 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1442 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1443 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1444 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1445 * config/xtensa/xtensa.c: Likewise.
1446 * config/stormy16/stormy16.c: Likewise.
1447 * config/iq2000/iq2000.c: Likewise.
1448 * config/rs6000/rs6000.c: Likewise.
1449 * config/picochip/picochip.c: Likewise.
1450 * config/arc/arc.c: Likewise.
1451 * config/mcore/mcore.c: Likewise.
1452 * config/score/score.c: Likewise.
1453 * config/mips/mips.c: Likewise.
1454 * config/bfin/bfin.c: Likewise.
1455 * config/ia64/ia64.c: Likewise (disabled though).
1457 * config/frv/frv.h: Remove pointless remark.
1459 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1460 TARGET_PROMOTE_FUNCTION_ARGS,
1461 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1462 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1464 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1466 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1467 -floop-parallelize-all.
1468 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1469 flag_loop_parallelize_all.
1470 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1471 * graphite.c (graphite_transform_loops): Same.
1473 * graphite-poly.c (apply_poly_transforms): Same.
1475 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1477 PR tree-optimization/40914
1478 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1479 if set, then check the delta field of the PMF record.
1480 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1481 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1482 call is stored in the delta.
1484 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1486 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1488 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1490 * config/i386/bsd.h (ASM_BYTE): New define.
1491 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1492 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1493 .byte. Use fputs or putc instead of fprintf where appropriate.
1494 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1495 fputs or putc instead of fprintf where appropriate.
1496 * config/i386/i386elf.h: Ditto.
1497 * config/i386/sysv4.h: Ditto.
1499 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1500 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1501 (*tls_global_dynamic_64): Ditto.
1503 2009-07-31 Christian Bruel <christian.bruel@st.com>
1505 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1507 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1509 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1510 Remove dead code for MINUS.
1512 2009-07-31 Anthony Green <green@moxielogic.com>
1514 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1516 (moxie_expand_epilogue): Ditto for epilogue.
1517 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1519 (moxie_function_arg): Ditto.
1520 (moxie_pass_by_reference): Ditto.
1521 (moxie_arg_partial_bytes): Ditto.
1522 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1523 (FUNCTION_ARG_ADVANCE) Ditto.
1524 (REG_PARM_STACK_SPACE) Ditto.
1525 (FUNCTION_ARG_REGNO_P) Dito.
1527 * config.gcc: Add moxie linux config support.
1528 * gcc/config/moxie/uclinux.h: New file.
1530 2009-07-31 DJ Delorie <dj@redhat.com>
1532 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1533 (UNSPECV_SP_SWITCH_E): New.
1534 (sp_switch_1): Change to an unspec.
1535 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1537 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1538 reference the new stack's address
1540 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1542 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1543 graphite-clast-to-gimple.o, graphite-dependences.o,
1544 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1545 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1546 (graphite-blocking.o,
1547 graphite-clast-to-gimple.o, graphite-dependences.o,
1548 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1549 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1550 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1551 * cfgloop.h (struct loop): Add can_be_parallel field.
1552 * common.opt (fgraphite-identity): Moved up.
1553 (fgraphite-force-parallel): New flag.
1554 * graphite.c: Rewrite.
1555 * graphite.h: Rewrite.
1556 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1558 * toplev.c (graphite_out_file): New file descriptor.
1559 (graphite_in_file): New.
1560 (process_options): flag_graphite_force_parallel cannot be used without
1562 * tree-ssa-loop.c: Include toplev.h.
1563 (gate_graphite_transforms): Enable flag_graphite for
1564 flag_graphite_force_parallel.
1566 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1568 * ChangeLog.graphite: New.
1569 * graphite-blocking.c: New.
1570 * graphite-clast-to-gimple.c: New.
1571 * graphite-clast-to-gimple.h: New.
1572 * graphite-dependences.c: New.
1573 * graphite-dependences.h: New.
1574 * graphite-interchange.c: New.
1575 * graphite-poly.c: New.
1576 * graphite-poly.h: New.
1577 * graphite-ppl.c: New.
1578 * graphite-ppl.h: New.
1579 * graphite-scop-detection.c: New.
1580 * graphite-scop-detection.h: New.
1581 * graphite-sese-to-poly.c: New.
1582 * graphite-sese-to-poly.h: New.
1586 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1588 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1589 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1591 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1593 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1594 (scev_is_linear_expression): Return false if the evolution is not
1595 affine multivariate.
1597 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1599 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1600 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1602 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1604 * tree-data-ref.c (debug_data_references): New.
1605 (debug_data_reference): New.
1606 * tree-data-ref.h (debug_data_references): Declared.
1607 (debug_data_reference): Declared.
1609 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1611 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1612 * tree-data-ref.h (scop_p): Removed.
1613 (struct data_reference): Remove field scop.
1615 (stmt_simple_memref_p): Removed.
1617 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1619 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1620 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1623 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1625 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1627 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1629 * doc/invoke.texi (-fgraphite-identity): Documented.
1631 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1633 * tree-scalar-evolution.c: Fix comment.
1634 (instantiate_scev_1): Return unknow from scev instantiation if the
1635 result is not above instantiate_below.
1637 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1639 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1640 static anymore. Instantiate the symbols that may have been introduced
1642 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1645 2009-07-30 DJ Delorie <dj@redhat.com>
1647 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1648 .vliw directive to VLIW sections.
1650 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1652 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1654 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1655 (AUTOHEADER): New variable.
1656 ($(srcdir)/cstamp-h.in): Use it.
1658 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1659 Pat Haugen <pthaugen@us.ibm.com>
1660 Revital Eres <ERES@il.ibm.com>
1662 * config/rs6000/vector.md (VEC_F): Add VSX support.
1666 (vector_load_<mode>): Ditto.
1667 (vector_store_<mode>): Ditto.
1668 (vector GPR move split): Ditto.
1669 (vec_reload_and_plus_<mptrsize>): Ditto.
1670 (vec_reload_and_reg_<mptrsize>): Ditto.
1671 (add<mode>3): Ditto.
1672 (sub<mode>3): Ditto.
1673 (mul<mode>3): Ditto.
1674 (neg<mode>2): Ditto.
1675 (abs<mode>2): Ditto.
1676 (smin<mode>3): Ditto.
1677 (smax<mode>3): Ditto.
1678 (vector_eq<mode>): Ditto.
1679 (vector_gt<mode>): Ditto.
1680 (vector_ge<mode>): Ditto.
1681 (vector_gtu<mode>): Ditto.
1682 (vector_select_<mode>_uns): Ditto.
1683 (vector_eq_<mode>_p): Ditto.
1684 (vector_gt_<mode>_p): Ditto.
1685 (vector_ge_<mode>_p): Ditto.
1686 (vector_gtu_<mode>_p): Ditto.
1687 (cr6_test_for_zero): Ditto.
1688 (cr6_test_for_zero_reverse): Ditto.
1689 (cr6_test_for_lt): Ditto.
1690 (cr6_test_for_lt_reverse): Ditto.
1691 (xor<mode>3): Ditto.
1692 (ior<mode>3): Ditto.
1693 (and<mode>3): Ditto.
1694 (one_cmpl<mode>2): Ditto.
1695 (nor<mode>2): Ditto.
1696 (andc<mode>2): Ditto.
1697 (float<VEC_int<mode>2): Ditto.
1698 (unsigned_float<VEC_int><mode>2): Ditto.
1699 (fix_trunc<mode><VEC_int>2): Ditto.
1700 (fixuns_trunc<mode><VEC_int>2): Ditto.
1702 (vec_set<mode>): Ditto.
1703 (vec_extract<mode>): Ditto.
1704 (vec_interleave_highv4sf): Ditto.
1705 (vec_interleave_lowv4sf): Ditto.
1706 (vec_realign_load_<mode>): Ditto.
1707 (vec_shl_<mode>): Ditto.
1708 (vec_shr_<mode>): Ditto.
1709 (div<mode>3): New patterns for VSX.
1710 (vec_interleave_highv2df): Ditto.
1711 (vec_interleave_lowv2df): Ditto.
1712 (vec_pack_trunc_v2df): Ditto.
1713 (vec_pack_sfix_trunc_v2df): Ditto.
1714 (vec_pack_ufix_trunc_v2df): Ditto.
1715 (vec_unpacks_hi_v4sf): Ditto.
1716 (vec_unpacks_lo_v4sf): Ditto.
1717 (vec_unpacks_float_hi_v4si): Ditto.
1718 (vec_unpacks_float_lo_v4si): Ditto.
1719 (vec_unpacku_float_hi_v4si): Ditto.
1720 (vec_unpacku_float_lo_v4si): Ditto.
1721 (movmisalign<mode>): Ditto.
1722 (vector_ceil<mode>2): New patterns for vectorizing math library.
1723 (vector_floor<mode>2): Ditto.
1724 (vector_btrunc<mode>2): Ditto.
1725 (vector_copysign<mode>3): Ditto.
1727 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1728 predicate for setting the high bit in each word, used for copysign.
1730 * config/rs6000/ppc-asm.h (f19): Whitespace.
1731 (f32-f63): Define if VSX.
1732 (v0-v31): Define if Altivec.
1733 (vs0-vs63): Define if VSX.
1735 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1737 * config/rs6000/power7.md: New file, provide tuning parameters for
1740 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1741 (rs6000_cpu_cpp_builtins): Ditto.
1742 (altivec_overloaded_builtins): Ditto.
1743 (altivec_resolve_overloaded_builtin): Ditto.
1745 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1746 debug switch to disable vectorizing simple math builtin
1749 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1750 Vectorize simple math builtin functions.
1751 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1752 hook to vectorize math builtins.
1753 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1754 (rs6000_builtin_conversion): Add VSX/power7 support.
1755 (rs6000_builtin_vec_perm): Ditto.
1756 (vsplits_constant): Add support for loading up a vector constant
1757 with just the high bit set in each part.
1758 (rs6000_expand_vector_init): Add VSX/power7 support.
1759 (rs6000_expand_vector_set): Ditto.
1760 (rs6000_expand_vector_extract): Ditto.
1761 (rs6000_emit_move): Ditto.
1762 (bdesc_3arg): Ditto.
1763 (bdesc_2arg): Ditto.
1764 (bdesc_1arg): Ditto.
1765 (rs6000_expand_ternop_builtin): Ditto.
1766 (altivec_expand_builtin): Ditto.
1767 (rs6000_expand_unop_builtin): Ditto.
1768 (rs6000_init_builtins): Ditto.
1769 (altivec_init_builtins): Ditto.
1770 (builtin_function_type): Ditto.
1771 (rs6000_common_init_builtins): Ditto.
1772 (rs6000_handle_altivec_attribute); Ditto.
1773 (rs6000_mangle_type): Ditto.
1774 (rs6000_vector_mode_supported_p): Ditto.
1775 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1778 * config/rs6000/vsx.md: New file for VSX support.
1780 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1781 identifing values with just the most significant bit set.
1782 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1783 vectorized builtins.
1785 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1786 (UNSPEC_VRFIM): Delete.
1787 (splitter for loading up vector with most significant bit): New
1788 splitter for vectorizing copysign.
1789 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1790 vectorizing simple math functions.
1791 (altivec_vrfip): Add support for vectorizing simple math functions.
1792 (altivec_vrfim): Ditto.
1793 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1795 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1796 (power7.md, vsx.md): Include for power7 support.
1797 (copysigndf3): Use VSX instructions if -mvsx.
1798 (negdf2_fpr): Ditto.
1799 (absdf2_fpr): Ditto.
1800 (nabsdf2_fpr): Ditto.
1801 (adddf3_fpr): Ditto.
1802 (subdf3_fpr): Ditto.
1803 (muldf3_fpr): Ditto.
1804 (divdf3_fpr): Ditto.
1805 (fix_truncdfdi2_fpr): Ditto.
1806 (cmpdf_internal1): Ditto.
1807 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1808 (btruncdf2, btruncdf2_fpr): Ditto.
1809 (ceildf2, ceildf2_fpr): Ditto.
1810 (floordf2, floordf2_fpr): Ditto.
1811 (floatdidf2, floatdidf2_fpr): Ditto.
1812 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1813 (fmsubdf4_fpr): Ditto.
1814 (fnmadddf4_fpr_1): Ditto.
1815 (fnmadddf4_fpr_2): Ditto.
1816 (fnmsubdf4_fpr_1): Ditto.
1817 (fnmsubdf4_fpr_2): Ditto.
1818 (fixuns_truncdfdi2): Add expander for VSX support.
1819 (fix_truncdfdi2): Ditto.
1820 (fix_truncdfsi2): Ditto.
1822 (btruncsf2): Whitespace.
1823 (movdf_hardfloat32): Add support for VSX registers.
1824 (movdf_softfloat32): Ditto.
1825 (movdf_hardfloat64): Ditto.
1826 (movdf_hardfloat64_mfpgpr): Ditto.
1827 (movdf_softfloat64): Ditto.
1828 (movti splitters): Add check for vector registers supporting
1829 TImode in the future.
1830 (bpermd): Add power7 bpermd instruction.
1832 * config/rs6000/altivec.h (vec_div): Define if VSX.
1836 (vec_nearbyint): Ditto.
1839 (all predicates): Use the generic builtin function, and not the V4SF
1840 specific function so that the predicates will work with VSX's V2DF.
1844 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
1845 Document new VSX functions and types.
1847 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
1850 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
1851 "wa", and "j" constraints. Modify "v" to talk about Altivec
1852 instead of just vector.
1854 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
1857 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
1858 location for phi arguments.
1859 (rewrite_update_phi_arguments): Find locations for reaching defs.
1860 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1861 Add location to add_phi_arg calls.
1862 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
1863 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
1864 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
1865 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
1866 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
1867 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
1868 * tree-phinodes.c (make_phi_node): Initialize location.
1869 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
1870 (add_phi_arg): Add location parameter.
1871 (remove_phi_arg_num): Move location when moving phi argument.
1872 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
1874 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
1875 slpeel_update_phi_nodes_for_guard1,
1876 slpeel_update_phi_nodes_for_guard2,
1877 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
1878 vect_loop_versioning): Set locations.
1879 * tree-parloops.c (create_phi_for_local_result,
1880 transform_to_exit_first_loop, create_parallel_loop): Add locations.
1881 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
1882 * tree-vect-loop.c (get_initial_def_for_induction,
1883 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
1885 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
1886 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
1887 (gimple_phi_arg_set_location): New. Set locus.
1888 (gimple_phi_arg_has_location): New. Check for locus.
1889 (redirect_edge_var_map_location): New. Return locus from var_map.
1890 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
1891 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
1892 combining PHI arguments.
1893 (cond_store_replacement): Set location.
1894 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
1895 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
1896 scop_add_exit_phis_edge): Add locations.
1897 * tree-cfgcleanup.c (remove_forwarder_block,
1898 remove_forwarder_block_with_phi): Add locations.
1899 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
1900 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
1902 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
1903 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
1904 flush_pending_stmts): Add source location.
1905 * lambda-code.c (perfect_nestify): Maintain location stack with argument
1906 stack to preserve locations.
1907 * tree-vect-stmts.c (vectorizable_load): Add location.
1908 * tree-inline.c (copy_phis_for_bb): Copy locus.
1909 (setup_one_parameter): Add call locus to inlined parameter stmts.
1910 (initialize_inlined_parameters): Pass in call location as parameter
1912 (tree_function_versioning): Pass location to setup_one_parameter.
1913 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
1914 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
1915 copy and edge lists.
1916 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
1917 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
1918 locus parameter and override the stmt default if provided.
1919 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1920 elim_graph_add_edge, elim_graph_remove_succ_edge,
1921 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
1922 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
1923 eliminate_phi): Add locus info in elimination graph for each edge and
1925 (insert_backedge_copies): Copy locus if present.
1926 * tree-flow.h (struct _edge_var_map): Add locus field.
1927 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
1928 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
1929 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
1931 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
1933 2009-07-30 Martin Jambor <mjambor@suse.cz>
1935 PR tree-optimization/40570
1936 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
1939 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
1941 * ssa-loop-manip.c: Include langhooks.h.
1942 (rewrite_phi_with_iv): New.
1943 (rewrite_all_phi_nodes_with_iv): New.
1944 (canonicalize_loop_ivs): Move here from tree-parloops.c.
1945 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
1946 * tree-parloops.c (loop_parallel_p): Move out all conditions
1947 except dependency check.
1948 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
1949 (gen_parallel_loop): Call canonicalize_loop_ivs without
1950 reduction_list argument.
1951 (build_new_reduction): New.
1952 (gather_scalar_reductions): New.
1953 (try_get_loop_niter): New.
1954 (try_create_reduction_list): New.
1955 (parallleize_loops): Change the parallel conditions check.
1956 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1957 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
1959 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
1961 * opt-functions.awk (opt_args): Allow argument to be enclosed in
1963 * doc/options.texi (Option properties): Mention new quoting syntax.
1965 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1967 * config/alpha/alpha.c (alpha_start_function):
1968 Handle VMS_DEBUG_MAIN_POINTER
1969 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
1970 * doc/invoke.texi: Document -mdebug-main switch.
1972 2009-07-29 Richard Henderson <rth@redhat.com>
1974 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
1975 (cgraph_create_edge_including_clones): Likewise.
1976 * tree-inline.c (copy_bb): Operate on the correct edges
1977 when updating the callgraph.
1979 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1981 * config/alpha/vms-cc.c: Deleted.
1982 * config/alpha/vms-ld.c: Deleted.
1983 * config/alpha/t-vms64: Moved to config/vms
1984 * config/alpha/vms-crt0-64.c: Moved to config/vms
1985 * config/alpha/vms-crt0.c: Moved to config/vms
1986 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
1987 * config/alpha/vms-psxcrt0.c: Moved to config/vms
1988 * config/alpha/xm-vms.h: Moved to config/vms
1989 * config/alpha/x-vms: Moved to config/vms
1990 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
1992 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
1993 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
1995 * config/vms/t-vms64: Moved here from config/alpha
1996 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
1997 (argc,argv,envp): Enforce 32bit malloc'ing.
1998 * config/vms/vms-psxcrt0-64.c: Likewise.
1999 * config/vms/vms-crt0.c: Moved here from config/alpha.
2000 * config/vms/vms-psxcrt0.c: Likewise.
2001 * config/vms/vms-crtl-64.h: New file.
2002 * config/vms/vms-crtl.h: New file.
2003 * config/vms/vms.opt: New file.
2004 * config/vms/xm-vms64.h: New file.
2005 * config/vms/xm-vms.h: Moved here from config/alpha.
2006 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
2008 * config/vms/x-vms: Moved here from config/alpha.
2009 (version, VMS_EXTRA_PARTS): Moved to t-vms.
2010 (vms-ld.o, vms-cc.o): Removed.
2011 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
2013 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2015 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
2016 correct stack (obvious VMS fix).
2018 2009-07-29 Douglas B Rupp <rupp@gnat.com>
2020 * dwarf2out.c (output_file_names): Output VMS style file name, size,
2021 date, version info if VMS_DEBUGGING_INFO defined.
2022 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
2023 size, date calculating code moved here.
2025 2009-07-29 Paul Brook <paul@codesourcery.com>
2027 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
2030 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
2033 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
2034 to DImode when generating insq_le insn.
2036 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2038 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
2039 New macro set for VMS_DEBUGGGING_INFO.
2040 (AT_string_form): Use it.
2042 2009-07-28 DJ Delorie <dj@redhat.com>
2044 * config/mep/mep.c (vtext_section): New.
2045 (vftext_section): New.
2046 (ftext_section): New.
2047 (mep_select_section): Add support for functions.
2048 (mep_unique_section): Likewise.
2049 (mep_asm_init_sections): Likewise.
2050 (mep_encode_section_info): Remove it from here.
2052 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
2054 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
2056 * tree.h (TREE_DEPRECATED): Document it is used for types too.
2057 (TYPE_VECTOR_OPAQUE): Use default_def_flag
2059 2009-07-28 Douglas B Rupp <rupp@gnat.com>
2061 * dwarf2out.c (output_file_names): Test new macro
2062 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
2063 (add_comp_dir_attribute): Likewise.
2065 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
2067 * config/i386/mingw-w64.h (LINK_SPEC): Add
2068 separating space between commands.
2070 2009-07-28 Jan Hubicka <jh@suse.cz>
2072 PR tree-optimization/40759
2073 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
2076 2009-07-27 DJ Delorie <dj@redhat.com>
2078 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
2079 types are dword-aligned.
2080 (mep_expand_va_start): Likewise.
2082 2009-07-27 Olivier Hainque <hainque@adacore.com>
2083 Douglas B Rupp <rupp@gnat.com>
2085 * convert.c (convert_to_pointer): Don't assume the target
2086 pointer type is POINTER_SIZE long. Fetch its precision instead.
2088 2009-07-27 Douglas B Rupp <rupp@gnat.com>
2090 * system.h (fopen): Undefine if macro.
2092 2009-07-27 Jakub Jelinek <jakub@redhat.com>
2094 * dwarf2out.c (output_cfi_p): Removed.
2095 (output_cfis): New function.
2096 (output_fde): New function, split from output_call_frame_info.
2097 (output_call_frame_info): Use it.
2098 (dwarf2out_switch_text_section): Use output_cfis.
2100 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2102 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
2103 TARGET_BI_ARCH is specified without enabling SJLJ.
2104 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
2105 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
2107 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
2109 * arm.md (negdi2): Use DImode if forcing a value into a register.
2111 2009-07-26 Ira Rosen <irar@il.ibm.com>
2113 PR tree-optimization/40801
2114 * tree-vect-stmts.c (vectorizable_call): Get previous copy
2115 of vector operand from the previous copy of vector statement.
2116 Pass the correct definition type value to
2117 vect_get_vec_def_for_stmt_copy().
2119 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2121 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
2122 const char ** conversion.
2124 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2126 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
2127 fancy_abort() if !ENABLE_ASSERT_CHECKING.
2128 (gcc_unreachable): Invoke __builtin_unreachable() if
2129 !ENABLE_ASSERT_CHECKING.
2131 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2133 PR rtl-optimization/40445
2134 * emit-rtl.c (next_nonnote_insn_bb): New function.
2135 * rtl.h (next_nonnote_insn_bb): Declare new function.
2136 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
2137 with no successors that is the successor of the ENTRY_BLOCK.
2138 Continue from the top after removing an empty fallthrough block.
2139 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
2140 of next_nonnote_insn.
2142 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2144 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
2146 2009-07-25 Martin Jambor <mjambor@suse.cz>
2148 * c-common.c (c_common_attribute_table): New element for noclone.
2149 (handle_noclone_attribute): New function. Forward-declare.
2150 * tree-inline.c (tree_versionable_function_p): Check for noclone
2152 * doc/extend.texi (Labels as Values): Document need for noclone.
2153 (Function Attributes): Document noclone attribute.
2155 2009-07-25 Jakub Jelinek <jakub@redhat.com>
2157 PR rtl-optimization/34999
2158 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
2159 and dw_fde_switched_cold_to_hot fields.
2160 (output_cfi_p): New function.
2161 (output_call_frame_info): If fde->dw_fde_switched_sections,
2162 output 2 FDEs instead of one with corrupted header.
2163 (dwarf2out_do_cfi_startproc): New function.
2164 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
2165 and fde->dw_fde_switched_cold_to_hot.
2166 (dwarf2out_switch_text_section): Compute
2167 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
2168 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
2169 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
2170 Otherwise, compute fde->dw_fde_switch_cfi.
2172 2009-07-24 Cary Coutant <ccoutant@google.com>
2174 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
2176 2009-07-24 Cary Coutant <ccoutant@google.com>
2178 * cfghooks.c (split_block): Copy discriminator to new block.
2179 * tree-cfg.c (assign_discriminator): Check location of last
2180 instruction in block as well as first.
2182 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
2184 * config/i386/linux.c: Use fputs or putc instead of fprintf
2186 * config/i386/gas.h: Ditto.
2187 * config/i386/x86-64.h: Ditto.
2188 * config/i386/att.h: Ditto.
2190 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2192 * expmed.c (emit_store_flag): Use a recursive call to optimize the
2195 2009-07-24 Martin Jambor <mjambor@suse.cz>
2197 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
2198 (ipa_push_func_to_list_1): Declare.
2199 (ipa_push_func_to_list): New function.
2201 * ipa-prop.c (ipa_push_func_to_list_1): New function.
2202 (ipa_init_func_list): Call ipa_push_func_to_list_1.
2203 (ipa_push_func_to_list): Removed.
2204 (ipa_pop_func_from_list): Clear node_enqueued flag.
2206 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
2208 * config/s390/s390.c (override_options): Default
2209 max-unrolled-insns to 100 for z10 tuning.
2211 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2213 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
2214 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
2215 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
2216 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
2217 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
2218 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
2219 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
2221 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2223 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
2224 use default set in mingw32.h header.
2225 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
2226 64-bit /mingw/include path.
2227 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
2230 2009-07-23 Neil Vachharajani <nvachhar@google.com>
2232 PR rtl-optimization/40209
2233 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
2235 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2237 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
2238 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
2239 with the rest of string where appropriate. Use fputs or putc
2240 instead of fprintf where appropriate.
2242 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
2243 Pat Haugen <pthaugen@us.ibm.com>
2244 Revital Eres <ERES@il.ibm.com>
2246 * config/rs6000/vector.md: New file. Move most of the vector
2247 expander support here from altivec.md to allow for the VSX vector
2248 unit in the future. Add support for secondary_reload patterns.
2249 Rewrite the patterns for vector comparison, and vector comparison
2250 predicate instructions so that the RTL expresses the desired
2251 behavior, instead of using unspec.
2253 * config/rs6000/constraints.md ("f" constraint): Use
2254 rs6000_constraints to hold the precalculated register class.
2255 ("d" constraint): Ditto.
2256 ("wd" constraint): New constraint for VSX.
2257 ("wf" constraint): Ditto.
2258 ("ws" constraint): Ditto.
2259 ("wa" constraint): Ditto.
2260 ("wZ" constraint): Ditto.
2261 ("j" constraint): Ditto.
2263 * config/rs6000/predicates.md (vsx_register_operand): New
2265 (vfloat_operand): New predicate for vector.md.
2266 (vint_operand): Ditto.
2267 (vlogical_operand): Ditto.
2268 (easy_fp_constant): If VSX, 0.0 is an easy constant.
2269 (easy_vector_constant): Add VSX support.
2270 (altivec_indexed_or_indirect_operand): New predicate for
2271 recognizing Altivec style memory references with AND -16.
2273 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
2274 for vector secondary reload support.
2275 (rs6000_vector_reg_class): Delete, replacing it with
2277 (rs6000_vsx_reg_class): Ditto.
2278 (rs6000_constraints): New array to hold the register classes of
2279 each of the register constraints that can vary at runtime.
2280 (builtin_mode_to_type): New static array for builtin function type
2282 (builtin_hash_table): New static hash table for builtin function
2284 (TARGET_SECONDARY_RELOAD): Define target hook.
2285 (TARGET_IRA_COVER_CLASSES): Ditto.
2286 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
2287 registers are 128 bits if VSX memory reference instructions are used.
2288 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
2290 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
2291 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
2292 Print several of the scheduling related parameters.
2293 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
2294 rs6000_constraints instead of rs6000_vector_reg_class. Move
2295 -mdebug=reg code to rs6000_debug_reg_global. Add support for
2296 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
2297 Altivec. Add VSX support. Setup for secondary reload support on
2298 Altivec/VSX registers.
2299 (rs6000_override_options): Make power7 set the scheduling groups
2300 like the power5. Add support for new debug switches to override
2301 the scheduling defaults. Temporarily disable -mcpu=power7 from
2302 setting -mvsx. Add support for debug switches -malways-hint,
2303 -msched-groups, and -malign-branch-targets.
2304 (rs6000_buitlin_conversion): Add support for returning unsigned
2305 vector conversion functions to fix regressions due to stricter
2307 (rs6000_builtin_mul_widen_even): Ditto.
2308 (rs6000_builtin_mul_widen_odd): Ditto.
2309 (rs6000_builtin_vec_perm): Ditto.
2310 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
2311 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
2313 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
2315 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
2316 VSX types for bit operations. Changes to accomidate vector.md.
2317 (bdesc_2arg): Ditto.
2318 (bdesc_1arg): Ditto.
2319 (struct builtin_description_predicates): Rewrite predicate
2320 handling so that RTL describes the operation, instead of passing
2321 the instruction to be used as a string argument.
2322 (bdesc_altivec_preds): Ditto.
2323 (altivec_expand_predicate_builtin): Ditto.
2324 (altivec_expand_builtin): Ditto.
2325 (rs6000_expand_ternop_builtin): Use a switch instead of an if
2326 statement for vsldoi support.
2327 (altivec_expand_ld_builtin): Change to use new names from vector.md.
2328 (altivec_expand_st_builtin): Ditto.
2329 (paired_expand_builtin): Whitespace changes.
2330 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
2331 builtin_mode_to_type table for secondary reload. Call
2332 builtin_function_type to build random builtin functions.
2333 (altivec_init_builtins): Change to use builtin_function_type to
2334 create builtin function types dynamically as we need them.
2335 (builtin_hash_function): New support for hashing the tree types
2336 for builtin function as we need it, rather than trying to build
2337 all of the trees that we need. Add initial preliminary VSX support.
2338 (builtin_function_type): Ditto.
2339 (builtin_function_eq): Ditto.
2340 (builtin_hash_struct): Ditto.
2341 (rs6000_init_builtins): Ditto.
2342 (rs6000_common_init_builtins): Ditto.
2343 (altivec_init_builtins): Ditto.
2344 (rs6000_common_init_builtins): Ditto.
2345 (enum reload_reg_type): New enum for simplifing reg classes.
2346 (rs6000_reload_register_type): Simplify register classes into GPR,
2347 Vector, and other registers. Altivec and VSX addresses in reload.
2348 (rs6000_secondary_reload_inner): Ditto.
2349 (rs6000_ira_cover_classes): New target hook, that returns the
2350 appropriate cover classes, based on -mvsx being used or not.
2351 (rs6000_secondary_reload_class): Add VSX support.
2352 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
2353 (get_vsel_insn): Ditto.
2354 (rs6000_emit_vector_compare): Rewrite vector conditional support
2355 so that where we can, we use RTL operators, instead of blindly use
2357 (rs6000_emit_vector_select): Ditto.
2358 (rs6000_emit_vector_cond_expr): Ditto.
2359 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
2360 (create_TOC_reference): Add -mdebug=addr support.
2361 (emit_frame_save): VSX loads/stores need register indexed addressing.
2363 * config/rs6000/rs6000.md: Include vector.md.
2365 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2367 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2368 support for V2DI, V2DF in logical, permute, select operations.
2370 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2371 switch for vsx/power7.
2372 (-mvsx-scalar-memory): Ditto.
2373 (-mvsx-align-128): Ditto.
2374 (-mallow-movmisalign): Ditto.
2375 (-mallow-df-permute): Ditto.
2376 (-msched-groups): Ditto.
2377 (-malways-hint): Ditto.
2378 (-malign-branch-targets): Ditto.
2380 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2382 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2383 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2384 (rs6000_vector_reg_class): Delete.
2385 (rs6000_vsx_reg_class): Ditto.
2386 (enum rs6000_reg_class_enum): New enum for the constraints that
2387 vary based on target switches.
2388 (rs6000_constraints): New array to hold the register class for all
2389 of the register constraints that vary based on the switches used.
2390 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2391 (enum rs6000_builtins): Add unsigned varients for the builtin
2392 declarations returned by target hooks for expanding multiplies,
2393 select, and permute operations. Add VSX builtins.
2394 (enum rs6000_builtin_type_index): Add entries for VSX.
2395 (V2DI_type_node): Ditto.
2396 (V2DF_type_node): Ditto.
2397 (unsigned_V2DI_type_node): Ditto.
2398 (bool_long_type_node): Ditto.
2399 (intDI_type_internal_node): Ditto.
2400 (uintDI_type_internal_node): Ditto.
2401 (double_type_internal_node): Ditto.
2403 * config/rs6000/altivec.md (whole file): Move all expanders to
2404 vector.md from altivec.md. Rename insn matching functions to be
2406 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2407 (altivec_vcmp*): Ditto.
2408 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2409 (VM): New iterator for moves that includes the VSX types.
2410 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2411 (altivec_vperm_<mode>_uns): New, for unsigned types.
2412 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2413 (altivec_eq<mode>): Ditto.
2414 (altivec_gt<mode>): Ditto.
2415 (altivec_gtu<mode>): Ditto.
2416 (altivec_eqv4sf): Ditto.
2417 (altivec_gev4sf): Ditto.
2418 (altivec_gtv4sf): Ditto.
2419 (altivec_vcmpbfp_p): Ditto.
2421 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2423 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2426 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2429 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2430 ASM_SHORT instead of .word.
2431 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2432 instead of .word in asm template.
2434 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2437 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2438 (process_bb_node_lives): Use it.
2440 * ira.c (setup_cover_and_important_classes): Don't setup
2441 ira_important_class_nums. Add cover classes to the end of
2443 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2445 (find_reg_class_closure): Use reorder_important_classes.
2447 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2449 * config/i386/i386.c (i386_ira_cover_classes): New function.
2450 (TARGET_IRA_COVER_CLASSES): Redefine.
2452 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2453 importance of order of cover classes in the array.
2455 2009-07-22 Diego Novillo <dnovillo@google.com>
2457 * tree-pass.h (TDF_EH): Define.
2458 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2459 contains TDF_EH, print the EH region number holding GS.
2460 * tree-dump.c (dump_options): Add "eh".
2461 * doc/invoke.texi: Document it.
2463 2009-07-22 Doug Kwan <dougkwan@google.com>
2465 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2467 2009-07-22 Michael Matz <matz@suse.de>
2469 PR tree-optimization/35229
2470 PR tree-optimization/39300
2472 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2473 (inhibit_phi_insertion): New function.
2474 (insert_into_preds_of_block): Call it for REFERENCEs.
2475 (init_pre): Initialize and finalize scalar evolutions.
2476 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2478 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2480 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2481 Use CONST_VECTOR_NUNITS to determine number of elements.
2483 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2485 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2486 (U, W): Constraints are now deprecated and will be removed if we
2488 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2490 ("prefetch"): Add the stcmh instruction for prefetching.
2491 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2493 (s390_short_displacement): Return always true if compiling for
2494 machines not providing the long displacement facility.
2495 (s390_mem_constraint): Support the new constraint letter Z.
2496 (s390_check_qrst_address): New function.
2498 2009-07-21 DJ Delorie <dj@redhat.com>
2500 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2503 2009-07-21 Jason Merrill <jason@redhat.com>
2505 * c-common.c (max_tinst_depth): Increase default to 1024.
2507 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2509 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2510 (vec_unpacku_float_lo_v4si): Ditto.
2512 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2515 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2516 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2517 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2518 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2520 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2522 PR tree-optimization/40813
2523 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2526 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2528 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2529 with a NOP_EXPR if needed.
2531 2009-07-21 Paul Brook <paul@codesourcery.com>
2533 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2534 Terminate debug dump with newline.
2536 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2538 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2539 Cast "1" to unsigned HOST_WIDE_INT.
2540 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2541 deposit length to the maximum length - lsb. Extend length if
2542 HOST_BITS_PER_WIDE_INT is 32.
2544 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2546 * cgraph.h (constant_pool_htab): New function.
2547 (constant_descriptor_tree): Move from varasm.c.
2548 * varasm.c (constant_pool_htab): New function.
2549 (constant_descriptor_tree): Move to cgraph.h.
2551 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2553 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2555 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2557 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2560 2009-07-20 Xinliang David Li <davidxl@google.com>
2562 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2564 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2566 * config/mips/mips.md (move_type): Add arith.
2567 (type): Handle arith.
2568 (zero_extendsidi2): Rename this into ...
2569 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2570 (zero_extendsidi2): New expander.
2571 (*zero_extendsidi2_dext): New pattern.
2573 2009-07-20 Nick Clifton <nickc@redhat.com>
2575 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2576 to set MIPS_ABI_DEFAULT.
2577 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2579 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2581 * tree-object-size.c (addr_object_size): Handle unions with
2582 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2584 PR tree-optimization/40792
2585 * tree.c (build_function_type_skip_args): Remove bogus assert.
2587 2009-07-20 Jan Hubicka <jh@suse.cz>
2588 Martin Jambor <mjambor@suse.cz>
2590 * cgraph.h (combined_args_to_skip): New field.
2591 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2592 combined_args_to_skip and args_to_skip.
2593 * tree-inline.c (update_clone_info): New function.
2594 (tree_function_versioning): Call update_clone_info.
2595 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2597 (cgraph_materialize_all_clones): More extensive dumping, working
2598 with combined_args_to_skip rather than args_to_skip.
2600 2009-07-20 Ira Rosen <irar@il.ibm.com>
2602 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2603 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2604 (get_initial_def_for_reduction): Likewise.
2605 (vectorizable_reduction): Skip the check of first operand in case
2606 of COND_EXPR. Add check that it is outer loop vectorization if
2607 nested cycle was detected. Call vectorizable_condition() for
2608 COND_EXPR. If reduction epilogue cannot be created do not fail for
2609 nested cycles (if it is not double reduction). Assert that there
2610 is only one type in the loop in case of COND_EXPR. Call
2611 vectorizable_condition() to vectorize COND_EXPR.
2612 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2613 Add parameters. Allow nested cycles if called from
2614 vectorizable_reduction(). Use reduction vector variable if provided.
2615 (vect_analyze_stmt): Call vectorizable_reduction() before
2616 vectorizable_condition().
2617 (vect_transform_stmt): Update call to vectorizable_condition().
2619 2009-07-20 Christian Bruel <christian.bruel@st.com>
2621 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2622 * doc/invoke.texi (-mfmovd): Likewise.
2623 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2625 2009-07-20 Jan Hubicka <jh@suse.cz>
2627 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2628 when handling SSA name.
2630 2009-07-19 Jan Hubicka <jh@suse.cz>
2632 PR tree-optimization/40676
2633 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2634 virtual PHIs in empty BBs.
2636 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2638 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2639 re-expanded the compound use gen_lowpart instead to convert to the
2642 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2644 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2645 OUTER_CONST arguments.
2646 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2647 the new wider mode will be masked off.
2648 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2650 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2652 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2653 high-order bits are zero.
2655 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2657 * combine.c (simplify_shift_const_1): Split code to determine
2659 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2660 new bits shifted in are identical to the old sign bit.
2662 2009-07-18 Richard Guenther <rguenther@suse.de>
2665 * gimplify.c (gimplify_call_expr): Reject code using results from
2666 functions returning void.
2668 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2670 * doc/md.texi: Document the new PowerPC "es" constraint.
2671 Document that "m" can include automodified addresses on this target,
2672 and explain how %U must be used. Extend the "Q" and "Z" documentation
2673 to suggest "es" as well as "m".
2674 * config/rs6000/constraints.md (es): New memory constraint.
2675 (Q, Z): Update strings to match new documentation.
2677 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2679 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2680 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2681 * config/rs6000/predicates.md (volatile_mem_operand): Use
2682 offsettable_nonstrict_memref_p.
2683 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2684 (*floatunssidf2_internal): Likewise.
2685 (*fix_truncdfsi2_internal): Likewise.
2686 (*fix_trunctfsi2_internal): Likewise.
2688 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2690 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2692 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2694 2009-07-17 Richard Guenther <rguenther@suse.de>
2697 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2698 (pass_warn_unused_result): Likewise.
2699 (TODO_set_props): Remove.
2700 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2702 (pass_diagnose_omp_blocks): Define.
2703 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2704 (c_gimple_diagnostics_recursively): Remove.
2705 (finish_function): Do not call it.
2706 (c_write_global_declarations): Continue after errors.
2707 Finalize the CU here.
2708 * c-gimplify.c (c_genericize): Do not gimplify here.
2709 * c-common.c (c_warn_unused_result): Move ...
2710 * tree-cfg.c (do_warn_unused_result): ... here.
2711 (run_warn_unused_result): New function.
2712 (gate_warn_unused_result): New function.
2713 (pass_warn_unused_result): New pass.
2714 * c-common.h (c_warn_unused_result): Remove.
2715 * flags.h (flag_warn_unused_result): Declare.
2716 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2717 * opts.c (flag_warn_unused_result): Initialize to false.
2718 * toplev.c (compile_file): Add comment.
2719 * omp-low.c (create_omp_child_function): Do not register
2720 the function with the frontend.
2721 (diagnose_omp_structured_block_errors): Prepare to be
2722 called as optimization pass.
2723 (gate_diagnose_omp_blocks): New function.
2724 (pass_diagnose_omp_blocks): New pass.
2725 * cgraph.h (cgraph_optimize): Remove.
2726 (cgraph_analyze_function): Likewise.
2727 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2728 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2729 before their parents here.
2730 (cgraph_finalize_function): Not here.
2731 (cgraph_analyze_function): Gimplify functions here.
2732 (cgraph_finalize_compilation_unit): Continue after errors.
2733 Optimize the callgraph from here.
2734 (cgraph_optimize): Make static.
2735 * langhooks.c (write_global_declarations): Finalize the CU.
2736 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2737 (gimplify_function_tree): Assert we gimplify only once.
2738 Set PROP_gimple_any property.
2739 * tree-nested.c (gimplify_all_functions): New function.
2740 (lower_nested_functions): Gimplify all nested functions.
2741 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2742 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2743 and pass_diagnose_omp_blocks after gimplification. Do not
2744 set TODO_set_props on all_lowering_passes.
2745 (execute_one_pass): Do not handle TODO_set_props.
2746 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2747 (gimplify.o): Add tree-pass.h dependency.
2748 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2749 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2750 (unsave_r): Likewise.
2751 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2754 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2756 * doc/service.texi (Service): Restore previously removed link,
2757 which isn't broken after all.
2759 2009-07-17 Richard Guenther <rguenther@suse.de>
2761 PR tree-optimization/40321
2762 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2763 PHI nodes to the maximal set.
2764 (make_values_for_phi): Add PHI arguments to the maximal set.
2765 (execute_pre): Dump PHI_GEN and the maximal set.
2767 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2770 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2773 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2775 * doc/extend.texi (Nested Functions): Replace broken link with
2777 * doc/service.texi (Service): Remove broken link.
2779 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2782 * builtins.c (expand_builtin_memcmp): Use loc instead of
2783 EXPR_LOCATION (exp).
2784 (expand_builtin_strncmp): Likewise.
2786 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2787 Manuel López-Ibáñez <manu@gcc.gnu.org>
2790 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2791 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2792 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2793 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2794 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2795 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2796 tree-inline.c, c-common.c, c-common.h, gimple.c,
2797 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2798 convert.c: Add location argument to fold_{unary,binary,ternary},
2799 fold_build[123], build_call_expr, build_size_arg,
2800 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2801 fold_build1_initializer, fold_build2_initializer,
2802 fold_build3_initializer, fold_build_call_array,
2803 fold_build_call_array_initializer, fold_single_bit_test,
2804 omit_one_operand, omit_two_operands, invert_truthvalue,
2805 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2806 combine_comparisons, fold_builtin_*, fold_call_expr,
2807 build_range_check, maybe_fold_offset_to_address, round_up,
2810 2009-07-16 Jason Merrill <jason@redhat.com>
2813 * c-common.c (c_common_reswords): Add __is_standard_layout
2815 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2816 * doc/implement-cxx.texi: New.
2817 * doc/gcc.texi: Include it.
2819 2009-07-16 DJ Delorie <dj@redhat.com>
2821 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2822 compares that may be indirectly affected by previous instructions.
2824 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2826 * builtins.c (do_mpc_arg2): New.
2827 (fold_builtin_2): Fold builtin cpow.
2828 * real.h (HAVE_mpc_pow): New.
2830 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
2832 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2833 comparison to skip unprofitable schedule
2835 2009-07-16 Simon Baldwin <simonb@google.com>
2837 * gcc.c (option_map): New flag -no-canonical-prefixes.
2838 * (display_help): Print help text for new flag.
2839 * (process_command): Move options translation and language specifics
2840 and handle new flag early. Use it to set a function pointer to a
2841 prefix builder. Replace make_relative_prefix calls with calls to
2842 the function pointed to. Ignore new flag in regular options handling.
2843 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2845 2009-07-15 DJ Delorie <dj@redhat.com>
2847 * config/mep/mep.md (sibcall_internal): Change register to avoid
2849 (sibcall_value_internal): Likewise.
2851 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
2853 PR rtl-optimization/40710
2854 * resource.c (mark_target_live_regs): Reset DF problem to LR.
2856 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
2858 * config/mips/mips.md (*extenddi_truncate<mode>,
2859 *extendsi_truncate<mode>): Change type attribute to move_type
2860 with shift_shift. Split out code handling exts from here ...
2861 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
2863 (*extendhi_truncateqi): Change type attribute to move_type with
2864 shift_shift. Split out code handling exts from here ...
2865 (*extendhi_truncateqi_exts): ... to this new pattern.
2867 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
2869 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
2870 instead of "and" with inverted sign bit mask value. Use
2871 "nonimmediate_operand" for operand 1 and operand 2 predicate.
2872 Allocate registers only for operand 4 and operand 5.
2874 2009-07-15 Jakub Jelinek <jakub@redhat.com>
2877 * fold-const.c (fold_cond_expr_with_comparison): When folding
2878 < and <= to MIN, make sure the MIN uses the same type as the
2879 comparison's operands.
2881 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
2883 * arm.md (ior_xor): New code iterator.
2884 (split for ior/xor with shift and zero-extend): New split pattern.
2885 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
2887 2009-07-15 Richard Guenther <rguenther@suse.de>
2889 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
2892 2009-07-15 Richard Guenther <rguenther@suse.de>
2895 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
2897 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2899 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
2900 handle 2.6.30 kernel.
2902 2009-07-15 DJ Delorie <dj@redhat.com>
2904 * config/mep/mep.md (sibcall_internal): Change register to allow
2905 for 24-bit addresses.
2906 (sibcall_value_internal): Likewise.
2908 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
2910 * doc/invoke.texi: Added descriptions of the scheduling heuristics
2911 that are enabled/disabled by the flags introduced by a previous patch.
2913 2009-07-14 DJ Delorie <dj@redhat.com>
2915 * config/mep/mep.md (sibcall_internal): Include non-toggling
2917 (sibcall_value_internal): Likewise.
2919 2009-07-14 Taras Glek <tglek@mozilla.com>
2920 Rafael Espindola <espindola@google.com>
2922 * doc/sourcebuild.texi: Document install-plugin target.
2923 * configure.ac: Added install-plugin target to language makefiles.
2924 * configure: Regenerate.
2925 * Makefile.in: (install-plugin): Install more headers,
2926 depend on lang.install-plugin.
2928 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2930 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
2933 2009-07-14 DJ Delorie <dj@redhat.com>
2935 * config/mep/mep.c (mep_vliw_jmp_match): New function.
2936 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
2937 * config/mep/mep.md (sibcall_internal): Change test from
2938 mep_vliw_mode_match to mep_vliw_jmp_match.
2939 (sibcall_value_internal): Likewise.
2941 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
2943 * config/i386/sse.md (copysign<mode>3): New expander.
2944 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
2945 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
2946 Use ix86_build_const_vector.
2947 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
2948 IX86_BUILTIN_CPYSGNPD.
2949 (builtin_description): Add __builtin_ia32_copysignps and
2950 __builtin_ia32_copysignpd.
2951 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
2952 and BUILT_IN_COPYSIGNF.
2954 2009-07-13 Jason Merrill <jason@redhat.com>
2956 * builtins.c (can_trust_pointer_alignment): New fn.
2957 (get_pointer_alignment): Factor it out from here.
2958 * tree.h: Declare it.
2960 2009-07-14 David Edelsohn <edelsohn@gnu.org>
2962 * config/rs6000/predicates.md (offsettable_mem_operand): Test
2965 2009-07-14 Dodji Seketeli <dodji@redhat.com>
2969 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
2971 2009-07-14 Richard Guenther <rguenther@suse.de>
2972 Andrey Belevantsev <abel@ispras.ru>
2975 * cfgexpand.c (partition_stack_vars): Do not bother to update
2976 alias information when not optimizing.
2978 2009-07-14 Richard Guenther <rguenther@suse.de>
2979 Andrey Belevantsev <abel@ispras.ru>
2981 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
2982 (pt_solution_set): Likewise.
2983 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
2984 * tree-ssa-structalias.c (pt_solution_set): New function.
2985 * final.c (rest_of_clean_state): Free SSA data structures.
2986 * print-rtl.c (print_decl_name): Remove.
2987 (print_mem_expr): Implement in terms of print_generic_expr.
2988 * alias.c (ao_ref_from_mem): New function.
2989 (rtx_refs_may_alias_p): Likewise.
2990 (true_dependence): Query alias-export info.
2991 (canon_true_dependence): Likewise.
2992 (write_dependence_p): Likewise.
2993 * tree-dfa.c (get_ref_base_and_extent): For void types leave
2995 * emit-rtl.c (component_ref_for_mem_expr): Remove.
2996 (mem_expr_equal_p): Use operand_equal_p.
2997 (set_mem_attributes_minus_bitpos): Do not use
2998 component_ref_for_mem_expr.
2999 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
3000 (update_alias_info_with_stack_vars): Likewise.
3001 (partition_stack_vars): Call update_alias_info_with_stack_vars.
3002 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
3003 explicitly nor clear stmt operands.
3004 Free the decl-to-pointer map.
3005 * tree-optimize.c (execute_free_datastructures): Do not free
3006 SSA data structures here.
3007 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
3008 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
3009 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
3011 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
3013 2009-07-13 DJ Delorie <dj@redhat.com>
3015 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
3016 unrolling at the right iteration count.
3018 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
3021 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
3023 * haifa-sched.c (rank_for_schedule): Introduced flags to
3024 enable/disable individual scheduling heuristics.
3025 * common.opt: Introduced flags to enable/disable individual
3026 heuristics in the scheduler.
3027 * doc/invoke.texi: Introduced flags to enable/disable individual
3028 heuristics in the scheduler.
3030 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
3032 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
3033 config/i386/mingw-tls.c.
3034 * config/i386/mingw-tls.c: Removed.
3036 2009-07-13 Ira Rosen <irar@il.ibm.com>
3038 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
3039 checks access only relevant statements.
3040 (vectorizable_reduction): Likewise.
3042 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
3044 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
3045 just for 32-bit case.
3047 2009-07-12 Jan Hubicka <jh@suse.cz>
3049 PR tree-optimization/40585
3050 * except.c (expand_resx_expr): When there already is resume
3051 instruction, produce linked list.
3052 (build_post_landing_pads): Assert that resume is empty.
3053 (connect_post_landing_pads): Handle resume lists.
3054 (dump_eh_tree): Dump resume list.
3056 2009-07-12 Ira Rosen <irar@il.ibm.com>
3058 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
3059 with additional argument.
3060 * tree-vectorizer.h (enum vect_def_type): Add
3061 vect_double_reduction_def.
3062 (vect_is_simple_reduction): Add argument.
3063 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
3065 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
3066 vect_is_simple_reduction with additional argument.
3067 (vect_analyze_loop_operations): Handle exit phi nodes in case of
3069 (reduction_code_for_scalar_code): Handle additional codes by
3070 returning ERROR_MARK for them. Fix comment and indentation.
3071 (vect_is_simple_reduction): Fix comment, add argument to specify
3072 double reduction. Detect double reduction.
3073 (get_initial_def_for_induction): Fix indentation.
3074 (get_initial_def_for_reduction): Fix comment and indentation.
3075 Handle double reduction. Create initial definitions that do not
3076 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
3077 (vect_create_epilog_for_reduction): Fix comment, add argument to
3078 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
3079 epilogue result extraction. Create double reduction phi node and
3080 replace relevant uses.
3081 (vectorizable_reduction): Call vect_is_simple_reduction with
3082 additional argument. Fix indentation. Update epilogue code treatment
3083 according to the changes in reduction_code_for_scalar_code. Check
3084 for double reduction. Call vect_create_epilog_for_reduction with
3085 additional argument.
3086 * tree-vect-stmts.c (process_use): Handle double reduction, update
3088 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
3089 (vect_get_vec_def_for_operand): Likewise.
3091 2009-07-12 Danny Smith <dansmister@gmail.com>
3093 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
3094 dllexport if !TREE_PUBLIC.
3095 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
3097 2009-07-11 Anatoly Sokolov <aesok@post.ru>
3099 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
3100 (avr_extra_arch_macro) Remove declatation.
3101 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
3102 (avr_extra_arch_macro) Declare as static.
3103 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
3105 2009-07-11 Jan Hubicka <jh@suse.cz>
3108 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
3110 2009-07-11 Jakub Jelinek <jakub@redhat.com>
3113 * dwarf2out.c (dw_fde_struct): Add in_std_section and
3114 cold_in_std_section bits.
3115 (dwarf2out_begin_prologue): Initialize them.
3116 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
3117 if already covered by text_section or cold_text_section range.
3119 PR rtl-optimization/40667
3120 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
3121 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
3122 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
3123 * config/i386/i386.c (ix86_minimum_alignment): New function.
3124 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
3125 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
3126 * emit-rtl.c (gen_reg_rtx): Likewise.
3127 * function.c (assign_parms): Likewise. If nominal_type needs
3128 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
3129 rather than passed_type's alignment.
3132 * function.c (assign_parm_setup_stack): Adjust
3133 MEM_OFFSET (data->stack_parm) if promoted_mode is different
3134 from nominal_mode on big endian.
3136 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
3138 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
3140 2009-07-10 DJ Delorie <dj@redhat.com>
3142 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
3144 2009-07-10 Mark Mitchell <mark@codesourcery.com>
3146 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
3148 (thumb2_cbnz): Likewise.
3150 2009-07-10 David Daney <ddaney@caviumnetworks.com>
3153 * config.gcc (supported_defaults): Add synci.
3154 (with_synci): Add validation.
3155 (all_defaults): Add synci.
3156 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
3159 * config/mips/mips.opt (msynci): New option.
3160 * config/mips/mips.c (mips_override_options): Warn on use of
3161 -msynci for targets that do now support it.
3162 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
3164 * gcc/doc/invoke.texi (-msynci): Document the new option.
3165 * doc/install.texi (--with-synci): Document the new option.
3167 2009-07-10 Richard Guenther <rguenther@suse.de>
3169 PR tree-optimization/40496
3170 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
3171 the PHI result with a compatible type.
3173 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
3177 * c.opt (Wunused-result): New.
3178 * doc/invoke.texi: Document it.
3179 * c-common.c (c_warn_unused_result): Use it.
3181 2009-07-09 DJ Delorie <dj@redhat.com>
3183 * targhooks.c (default_target_can_inline_p): Rename from
3184 default_target_option_can_inline_p.
3185 * targhooks.h (default_target_can_inline_p): Likewise.
3186 * target-def.h (TARGET_CAN_INLINE_P): Rename from
3187 TARGET_OPTION_CAN_INLINE_P.
3188 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
3189 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
3190 (mep_target_can_inline_p): Rename from
3191 mep_target_option_can_inline_p.
3194 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
3195 registers used to pass vectors.
3197 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
3199 2009-07-09 Tom Tromey <tromey@redhat.com>
3201 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
3202 * config/mmix/mmix.c: Include dwarf2.h.
3203 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
3204 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
3205 * config/sh/sh.c: Include dwarf2.h.
3206 * config/i386/i386.c: Include dwarf2.h.
3207 * Makefile.in (DWARF2_H): Remove 'elf'.
3208 * except.c: Include dwarf2.h.
3209 * unwind-dw2.c: Include dwarf2.h.
3210 * dwarf2out.c: Include dwarf2.h.
3211 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
3212 * unwind-dw2-fde.c: Include dwarf2.h.
3213 * dwarf2asm.c: Include dwarf2.h.
3215 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3217 * haifa-sched.c (insn_finishes_cycle_p): New static function.
3218 (max_issue): Use it.
3219 * sched-int.h (struct sched_info: insn_finishes_block_p): New
3221 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
3222 (region_sched_info): Update.
3223 * sched-ebb.c (ebb_sched_info): Update.
3224 * modulo-sched.c (sms_sched_info): Update.
3225 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
3227 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3229 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
3231 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
3233 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
3235 2009-07-09 Jakub Jelinek <jakub@redhat.com>
3238 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
3239 arg1 with arg01 if arg1 is already INTEGER_CST.
3241 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3243 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
3244 Transform (and (truncate)) into (truncate (and)).
3246 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3248 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
3249 creating LHS paradoxical subregs. Fix surrounding returns to
3250 use NULL_RTX rather than 0.
3252 2009-07-08 DJ Delorie <dj@redhat.com>
3254 * config/mep/mep.c: (mep_option_can_inline_p): New.
3255 (TARGET_OPTION_CAN_INLINE_P): Define.
3257 2009-07-08 Mark Wielaard <mjw@redhat.com>
3260 * dwarf2out.c (add_data_member_location_attribute): When we have
3261 only a constant offset don't emit a new location description using
3262 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
3265 2009-07-08 Richard Henderson <rth@redhat.com>
3268 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
3269 (enum reg_class): Add CLOBBERED_REGS.
3270 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
3271 * config/i386/i386.c (ix86_conditional_register_usage): Moved
3272 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
3273 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
3274 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
3275 force 64-bit sibcalls into R11.
3276 * config/i386/constraints.md (U): New constraint.
3277 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
3278 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
3279 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
3281 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
3283 * basic-block.h (dump_regset, debug_regset): Remove duplicate
3285 * c-objc-common.h (c_initialize_diagnostics): Ditto.
3286 * ebitmap.h (dump_ebitmap): Ditto.
3287 * optabs.h (optab_libfunc): Ditto.
3288 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
3289 * tree-flow.h (vect_can_force_dr_alignment_p,
3290 get_vectype_for_scalar_type): Ditto.
3291 (vectorize_loops): Move prototype to ...
3292 * tree-vectorizer.h: ... here. Also, adjust comment.
3293 (vect_set_verbosity_level): Remove duplicate prototype.
3294 * tree-ssa-loop.c: Include tree-vectorizer.h.
3295 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
3297 2009-07-08 Nick Clifton <nickc@redhat.com>
3299 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
3302 2009-07-08 DJ Delorie <dj@redhat.com>
3304 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
3305 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
3306 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
3308 * config/mep/intrinsics.md: Regenerated.
3309 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
3310 registers when asm() or calls are detected.
3312 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3315 * gimplify.c (gimplify_expr): Propagate no_warning flag when
3317 * gimple (gimple_build_call_from_tree): Likewise.
3318 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
3319 no_warning flag before warning.
3321 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3323 * tree.c (set_expr_locus): Remove.
3324 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
3325 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
3327 * gimplify.c (internal_get_tmp_var): Likewise.
3328 (gimplify_call_expr): Likewise.
3329 (gimplify_one_sizepos): Likewise.
3331 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
3334 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
3335 to variables for debugging purposes.
3337 2009-06-23 Mark Loeser <mark@halcy0n.com>
3340 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
3342 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3344 * pretty-print.c (pp_base_format): Remove %J.
3345 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3346 gcc_cxxdiag_char_table): Likewise.
3347 (init_dynamic_diag_info): Likewise.
3349 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3351 * pretty-print.c (pp_base_format): Remove %H.
3352 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3353 gcc_cxxdiag_char_table): Likewise.
3354 (init_dynamic_diag_info): Likewise.
3355 * config/mep/mep.c (mep_select_section): Likewise.
3357 2009-07-07 Duncan Sands <baldrick@free.fr>
3359 * final.c (pass_clean_state): Give the pass a name.
3360 * passes.c (pass_rest_of_compilation): Likewise.
3361 * tree-optimize.c (pass_all_optimizations): Likewise.
3363 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3365 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3366 an extra 'decl' for error_at.
3368 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3371 * tree-tailcall.c (adjust_return_value_with_ops,
3372 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3373 if it has complex or vector type.
3375 2009-07-07 Olivier Hainque <hainque@adacore.com>
3377 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3380 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3382 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3384 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3386 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3387 * c-decl.c: Likewise.
3388 * function.c: Likewise.
3389 * varasm.c: Likewise.
3390 * tree-ssa.c: Likewise.
3391 * c-common.c: Likewise.
3392 * tree-cfg.c: Likewise.
3393 * config/spu/spu.c: Likewise.
3394 * config/ia64/ia64.c: Likewise.
3395 * config/v850/v850.c: Likewise.
3397 2009-07-06 DJ Delorie <dj@redhat.com>
3399 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3400 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3401 unspecified accesses to control registers.
3402 * config/mep/intrinsics.md: Regenerate.
3403 * config/mep/intrinsics.h: Regenerate.
3404 * config/mep/mep-intrin.h: Regenerate.
3406 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3408 * c-lex.c: Replace %H by an explicit location. Update all calls.
3409 * c-common.c: Likewise.
3410 * c-decl.c: Likewise.
3411 * c-typeck.c: Likewise.
3412 * fold-const.c: Likewise.
3413 * gimplify.c: Likewise.
3415 * tree-cfg.c: Likewise.
3416 * tree-ssa-loop-niter.c: Likewise.
3417 * tree-vrp.c: Likewise.
3418 * value-prof.c: Likewise.
3420 2009-07-06 Diego Novillo <dnovillo@google.com>
3422 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3423 if it has one. Handle cases where VAR does not have an
3424 annotation or cfun is NULL.
3426 2009-07-06 Diego Novillo <dnovillo@google.com>
3428 * tree.c: Include debug.h.
3429 (initialize_tree_contains_struct): New.
3430 (init_ttree): Call it.
3431 (tree_node_structure_for_code): Factor out of ...
3432 (tree_node_structure): ... here.
3433 * treestruct.def (TS_PHI_NODE): Remove.
3434 (TS_GIMPLE_STATEMENT): Remove.
3436 2009-07-06 Diego Novillo <dnovillo@google.com>
3438 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3439 (debug_tree_chain): Handle cycles.
3441 2009-07-06 Nick Clifton <nickc@redhat.com>
3442 DJ Delorie <dj@redhat.com>
3444 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3445 __FMOVD_ENABLED__ is defined.
3447 (TARGET_FMOVD): Provide a default definition.
3448 (MASK_FMOVD): Likewise.
3449 (TARGET_CPU_CPP_BUILTINS): Define
3450 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3451 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3452 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3453 (split for DF load from memory into register): Also handle
3454 MEMs which consist of REG+DISP addressing.
3455 (split for DF store from register to memory): Likewise.
3456 (movsf_ie): Always use single fp_mode.
3457 * config/sh/sh.c (sh_override_options): Do not automatically
3458 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3459 that to the -mfmovd command line switch.
3460 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3461 (fldi_ok): Always allow.
3462 * config/sh/sh.opt (mfmovd): Remove this switch.
3463 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3465 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3466 Kaz Kojima <kkojima@gcc.gnu.org>
3468 PR rtl-optimization/30807
3469 * postreload.c (reload_combine): For every new use of REG_SUM,
3470 record the use of BASE.
3472 2009-07-06 Jan Hubicka <jh@suse.cz>
3474 * params.def: Revert my accidental commit at 2009-06-30.
3476 2009-07-04 Ian Lance Taylor <iant@google.com>
3479 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3481 (mingw_format_attribute_overrides): Likewise.
3483 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3486 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3487 don't check cfa.reg. Instead of cfa.indirect use
3488 fde && fde->drap_reg != INVALID_REGNUM test.
3490 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3492 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3494 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3497 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3499 2009-07-03 Richard Guenther <rguenther@suse.de>
3501 PR tree-optimization/40640
3502 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3505 2009-07-03 Jan Hubicka <jh@suse.cz>
3507 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3508 for size, reduce amount of inlining.
3510 2009-07-03 Richard Guenther <rguenther@suse.de>
3513 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3514 if t +- x is known to not overflow and the conversion widens the
3516 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3518 2009-07-03 Jan Hubicka <jh@suse.cz>
3520 * ipa-pure-const.c (analyze): Update loop optimizer init.
3521 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3522 try_remove_empty_loop, remove_empty_loops): Remove.
3523 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3524 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3525 to mark regular loops as neccesary.
3526 (degenerate_phi_p): New function.
3527 (propagate_necessity, remove_dead_phis): Use it.
3528 (forward_edge_to_pdom): Likewise.
3529 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3530 virtual PHI nodes that became unreachable.
3531 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3532 * tree-flow.h (remove_empty_loops): Remove.
3533 * passes.c (init_optimization_passes): Remove.
3535 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3537 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3538 can_create_pseudo_p.
3539 (*fix_trunc<mode>_i387_1): Ditto.
3540 (*floathi<mode>2_1): Ditto.
3541 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3542 (*fistdi2_1): Ditto.
3543 (*fist<mode>2_1): Ditto.
3544 (frndintxf2_floor): Ditto.
3545 (*fist<mode>2_floor_1): Ditto.
3546 (frndintxf2_ceil): Ditto.
3547 (*fist<mode>2_ceil_1): Ditto.
3548 (frndintxf2_trunc): Ditto.
3549 (frndintxf2_mask_pm): Ditto.
3550 (fxam<mode>2_i387_with_temp): Ditto.
3551 * config/i386/sse.md (mulv16qi3): Ditto.
3552 (*sse2_mulv4si3): Ditto.
3554 (sse4_2_pcmpestr): Ditto.
3555 (sse4_2_pcmpistr): Ditto.
3557 2009-07-03 Jan Hubicka <jh@suse.cz>
3559 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3560 (mark_stmt_necessary): Set it.
3561 (mark_operand_necessary): Set it.
3562 (mark_control_dependent_edges_necessary): Set it.
3563 (mark_virtual_phi_result_for_renaming): New function.
3564 (get_live_post_dom): New function.
3565 (forward_edge_to_pdom): New function.
3566 (remove_dead_stmt): Fix handling of control dependences.
3567 (tree_dce_init): Init new bitmap.
3568 (tree_dce_done): Free it.
3570 2009-07-02 Richard Guenther <rguenther@suse.de>
3573 * tree-ssa-structalias.c (new_var_info): Initialize
3576 2009-07-02 Jan Hubicka <jh@suse.cz>
3578 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3581 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3583 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3584 instead of recomputing it. Adjust calls.
3585 (emit_store_flag): Adjust recursive calls.
3587 2009-07-02 Richard Guenther <rguenther@suse.de>
3589 * tree-ssa-live.c (remove_unused_locals): Do not remove
3591 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3592 of DECL_EXTERNAL for HEAP variables.
3593 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3594 HEAP variables. Do not adjust RESTRICT vars.
3595 (find_what_var_points_to): Nobody cares if something
3598 2009-07-02 Ben Elliston <bje@au.ibm.com>
3600 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3601 pc_low and pc_high declarations to the top of the function.
3603 2009-07-01 DJ Delorie <dj@redhat.com>
3605 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3607 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3608 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3609 unspecified accesses to control registers.
3610 * config/mep/intrinsics.md: Regenerate.
3611 * config/mep/intrinsics.h: Regenerate.
3612 * config/mep/mep-intrin.h: Regenerate.
3614 2009-07-01 Anthony Green <green@moxielogic.com>
3616 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3617 instruction when possible.
3618 (moxie_expand_prologue): Ditto. Also, save an instruction and
3619 some complexity by popping off of $r12 instead of $sp.
3620 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3623 2009-07-01 Richard Henderson <rth@redhat.com>
3626 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3627 contained no insns, reposition note before last insn.
3629 2009-07-01 Richard Henderson <rth@redhat.com>
3632 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3633 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3635 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3638 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3639 darwin9 for printing reg addresses with %y.
3641 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3643 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3644 truncation from operands in binary operations.
3646 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3649 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3650 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3651 subreg of op0 to the original op0.
3653 * expmed.c (store_bit_field_1): Use a temporary as the destination
3654 instead of a paradoxical subreg when we need to truncate the result.
3656 2009-07-01 DJ Delorie <dj@redhat.com>
3658 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3659 names to VLIW variants.
3660 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3661 * config/mep/intrinsics.md: Regenerate.
3662 * config/mep/intrinsics.h: Regenerate.
3663 * config/mep/mep-intrin.h: Regenerate.
3665 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3668 * jump.c (returnjump_p): Revert last patch.
3669 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3671 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3674 * pa.md (casesi32p): Use jump table label to determine the offset
3676 (casesi64p): Likewise.
3678 * pa.c (forward_branch_p): Return bool type. Use instruction
3679 addresses when available. Assert that INSN has a jump label.
3680 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3683 2009-07-01 Richard Guenther <rguenther@suse.de>
3685 PR tree-optimization/19831
3686 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3687 that only act as barriers do not make any previous stores necessary.
3688 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3689 HEAP variables global, do not add a constraint from nonlocal.
3690 (find_func_aliases): Handle escapes through return statements.
3691 (compute_points_to_sets): Make escaped HEAP variables global.
3693 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3696 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3697 after reducing a DImode cstore to SImode.
3699 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3701 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3702 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3704 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3706 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3707 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3709 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3710 and umod_optab if TARGET_BSD_DIVMOD.
3711 * config/vax/lib1funcs.asm: New file.
3712 * config/vax/t-linux: New file.
3713 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3715 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3718 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3719 to type arguments that have void type.
3722 * dwarf2out.c (gen_formal_parameter_die): Call
3723 equate_decl_number_to_die if node is different from origin.
3725 2009-06-30 Anthony Green <green@moxielogic.com>
3727 Clean up moxie port for --enable-build-with-cxx.
3728 * config/moxie/moxie.c (moxie_function_value): First two
3729 parameters are const_tree, not tree.
3730 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3731 (REG_CLASS_NAMES): Ditto.
3732 (REGNO_REG_CLASS): Ditto.
3733 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3734 (moxie_function_value): Fix constyness of arguments.
3736 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3738 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3739 finalize_size_functions before further processing.
3740 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3741 (variable_size): Call self_referential_size on size expressions
3742 that contain a PLACEHOLDER_EXPR.
3743 (size_functions): New static variable.
3744 (copy_self_referential_tree_r): New static function.
3745 (self_referential_size): Likewise.
3746 (finalize_size_functions): New global function.
3747 * tree.c: Include tree-inline.h.
3748 (push_without_duplicates): New static function.
3749 (find_placeholder_in_expr): New global function.
3750 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3752 <tcc_expression>: Likewise.
3753 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3754 the call in the expression.
3755 * tree.h (finalize_size_functions): Declare.
3756 (find_placeholder_in_expr): Likewise.
3757 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3758 (substitute_placeholder_in_expr): Update comment.
3759 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3761 (copy_tree_body_r): Likewise.
3762 (copy_tree_body): New static function.
3763 (maybe_inline_call_in_expr): New global function.
3764 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3765 (maybe_inline_call_in_expr): Declare.
3766 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3767 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3770 2009-06-30 Richard Guenther <rguenther@suse.de>
3772 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3774 (propagate_necessity): Do not mark reaching defs of stores
3777 2009-06-30 Jan Hubicka <jh@suse.cz>
3779 * cfgloopanal.c (check_irred): Move into ...
3780 (mark_irreducible_loops): ... here; return true if ireducible
3782 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3783 (analyze_function): Try to prove loop finiteness.
3784 * cfgloop.h (mark_irreducible_loops): Update prototype.
3785 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3787 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3789 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3791 2009-06-30 Ira Rosen <irar@il.ibm.com>
3793 PR tree-optimization/40542
3794 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3797 2009-06-30 Martin Jambor <mjambor@suse.cz>
3799 PR tree-optimization/40582
3800 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3801 than useless_type_conversion_p.
3802 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3805 2009-06-30 Martin Jambor <mjambor@suse.cz>
3808 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3810 2009-06-30 Richard Guenther <rguenther@suse.de>
3812 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3813 use ao_ref references.
3814 (walk_aliased_vdefs): Likewise.
3815 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3816 * tree-ssa-dce.c (struct ref_data): Remove.
3817 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3818 (mark_aliased_reaching_defs_necessary): Adjust.
3819 (mark_all_reaching_defs_necessary_1): Likewise.
3821 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3824 * expmed.c (emit_cstore): New name of emit_store_flag_1.
3825 (emit_store_flag_1): Extract from emit_store_flag, adjust
3826 calls to (what now is) emit_cstore.
3827 (emit_store_flag): Call emit_store_flag_1 and also use it
3828 for what used to be recursive calls.
3830 2009-06-30 Wei Guozhi <carrot@google.com>
3833 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
3834 if the target bb post dominates from bb.
3835 * config/i386/i386.c (memory_address_length): Check existence of base
3836 register before using it.
3838 2009-06-30 Nick Clifton <nickc@redhat.com>
3839 DJ Delorie <dj@redhat.com>
3841 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3842 __FMOVD_ENABLED__ is defined.
3844 (TARGET_FMOVD): Provide a default definition.
3845 (MASK_FMOVD): Likewise.
3846 (TARGET_CPU_CPP_BUILTINS): Define
3847 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3848 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3849 two fmov instructions depending upon whether TARGET_FMOVD is
3851 (split for DF load from memory into register): Also handle
3852 MEMs which consist of REG+DISP addressing.
3853 (split for DF store from register to memory): Likewise.
3854 * config/sh/sh.opt (mfmovd): Remove this switch.
3855 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3856 * config/sh/sh.c (sh_override_options): Do not automatically
3857 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3858 that to the -mfmovd command line switch.
3860 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
3862 (fldi_ok): Always allow.
3863 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
3865 2009-06-29 DJ Delorie <dj@redhat.com>
3867 * doc/install.texi (mep-x-elf): Correct chip's full name.
3869 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
3871 * doc/extend.texi: Fix typo.
3873 2009-06-29 Tom Tromey <tromey@redhat.com>
3876 * Makefile.in (DWARF2_H): New variable.
3878 (dwarf2out.o): Likewise.
3879 (dwarf2asm.o): Likewise.
3880 * config/i386/t-i386: Use DWARF2_H.
3881 * except.c: Include elf/dwarf2.h.
3882 * unwind-dw2.c: Include elf/dwarf2.h.
3883 * dwarf2out.c: Include elf/dwarf2.h.
3884 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
3885 <dtprel>: New field.
3886 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
3887 (size_of_loc_descr): Likewise.
3888 (output_loc_operands_raw): Likewise.
3889 (output_loc_operands): Handle new dtprel field.
3890 (loc_checksum): Update.
3891 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
3892 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
3893 * unwind-dw2-fde.c: Include elf/dwarf2.h.
3894 * dwarf2asm.c: Include elf/dwarf2.h.
3895 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
3896 * config/mmix/mmix.c: Include elf/dwarf2.h.
3897 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
3898 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
3899 * config/sh/sh.c: Include elf/dwarf2.h.
3900 * config/i386/i386.c: Include elf/dwarf2.h.
3902 2009-06-29 DJ Delorie <dj@redhat.com>
3904 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
3906 * doc/extend.texi: Add MeP attributes and pragmas.
3907 * doc/invoke.text: Add MeP Options.
3908 * doc/contrib.texi: Add MeP contribution.
3909 * doc/md.texi: Add MeP constraints.
3910 * doc/install.texi: Add MeP target.
3912 2009-06-30 Anatoly Sokolov <aesok@post.ru>
3914 * target.h (struct gcc_target): Add frame_pointer_required field.
3915 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
3916 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
3917 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
3919 * reload1.c (update_eliminables): (Ditto.).
3920 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
3921 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3922 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
3924 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
3926 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
3927 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3928 (arm_frame_pointer_required): New function.
3930 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
3931 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3932 (avr_frame_pointer_required_p): Declare as static.
3933 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
3935 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
3936 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3937 (bfin_frame_pointer_required): Make as static, change return type
3939 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
3941 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
3942 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3943 (cris_frame_pointer_required): New function.
3945 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
3947 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
3948 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3949 (fr30_frame_pointer_required): New function.
3951 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
3952 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3953 (frv_frame_pointer_required): Make as static, change return type
3955 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
3957 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
3958 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3959 (ix86_frame_pointer_required): Make as static, change return type to
3961 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
3963 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
3964 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3966 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
3968 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
3970 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
3972 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
3973 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3974 (mips_frame_pointer_required): Make as static.
3975 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
3977 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
3978 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3979 (mmix_frame_pointer_required): Mew function.
3981 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
3982 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3984 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
3986 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
3988 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
3990 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
3991 (CAN_ELIMINATE): Redefine.
3992 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3993 (sparc_frame_pointer_required): New function.
3994 (sparc_can_eliminate): New function.
3995 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
3997 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
3998 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4000 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
4001 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
4002 (xtensa_frame_pointer_required): Make as static, change return type
4004 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
4007 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
4009 * doc/plugins.texi: Document PLUGIN_START_UNIT.
4010 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
4011 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
4012 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
4013 (register_callback): Handle PLUGIN_START_UNIT.
4014 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
4016 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
4018 * tree.c (process_call_operands): Propagate TREE_READONLY from the
4020 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
4021 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
4023 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
4025 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
4028 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
4030 * doc/extend.texi (Additional Floating Types): __float128 is also
4031 supported on i386 targets.
4033 2009-06-29 Richard Guenther <rguenther@suse.de>
4036 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
4038 (pt_solutions_same_restrict_base): Declare.
4039 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
4041 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
4042 (make_constraint_from, make_copy_constraint): Move earlier.
4043 (make_constraint_from_heapvar): New function.
4044 (make_constraint_from_restrict): Likewise.
4045 (handle_lhs_call): Use it.
4046 (find_func_aliases): Use it to track conversions to restrict
4048 (struct fieldoff): Add only_restrict_pointers flag.
4049 (push_fields_onto_fieldstack): Initialize it.
4050 (create_variable_info_for): Track global restrict qualified pointers.
4051 (intra_create_variable_infos): Use make_constraint_from_heapvar.
4052 Track restrict qualified pointer arguments.
4053 (set_uids_in_ptset): Use varinfo is_global_var flag.
4054 (find_what_var_points_to): Set the vars_contains_restrict flag.
4055 Always create the points-to solution for sets including restrict tags.
4056 (pt_solutions_same_restrict_base): New function.
4057 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
4058 qualified pointers use pt_solutions_same_restrict_base as
4059 additional source for disambiguation.
4061 2009-06-29 Richard Guenther <rguenther@suse.de>
4064 * alias.c (find_base_decl): Remove.
4065 (get_deref_alias_set_1): Remove restrict handling.
4066 * c-common.c (c_apply_type_quals_to_decl): Do not set
4067 DECL_POINTER_ALIAS_SET.
4068 * gimplify.c (find_single_pointer_decl_1): Remove.
4069 (find_single_pointer_decl): Likewise.
4070 (internal_get_tmp_var): Remove restrict handling.
4071 (gimple_regimplify_operands): Likewise.
4072 * omp-low.c (expand_omp_atomic_pipeline): Do not set
4073 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
4074 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
4075 * tree.c (restrict_base_for_decl): Remove.
4076 (init_ttree): Do not allocate it.
4077 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
4078 LABEL_DECL_UID for label decls.
4079 (copy_node_stat): Do not copy restrict information.
4080 (decl_restrict_base_lookup): Remove.
4081 (decl_restrict_base_insert): Likewise.
4082 (print_restrict_base_statistics): Likewise.
4083 (dump_tree_statistics): Do not call print_restrict_base_statistics.
4084 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
4085 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
4086 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
4087 (LABEL_DECL_UID): Adjust.
4088 (DECL_BASED_ON_RESTRICT_P): Remove.
4089 (DECL_GET_RESTRICT_BASE): Likewise.
4090 (SET_DECL_RESTRICT_BASE): Likewise.
4091 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
4093 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
4094 instead of DECL_POINTER_ALIAS_SET.
4095 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4096 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
4097 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
4099 2009-06-29 Richard Guenther <rguenther@suse.de>
4101 PR tree-optimization/40579
4102 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
4103 the IL to simplify has constants that overflowed.
4105 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
4107 PR tree-optimization/40550
4108 * tree-vect-generic.c (expand_vector_operations_1): Compute in
4109 vector_compute_type only when the size of vector_compute_type is
4110 less than the size of type.
4112 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
4114 * fold-const.c (contains_label_1): Fix comments.
4115 (contains_label_p): Do not walk trees multiple time.
4117 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4119 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
4120 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
4121 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
4122 ix86_fp_comparison_operator.
4123 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
4124 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
4125 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
4126 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
4127 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
4128 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
4129 (related splits): Change predicate to ix86_fp_comparison_operator.
4130 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
4131 instead of ix86_fp_comparison_codes.
4132 (ix86_trivial_fp_comparison_operator,
4133 ix86_fp_comparison_operator): New.
4134 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
4135 (ix86_expand_compare): Eliminate last two parameters.
4136 (ix86_fp_jump_nontrivial_p): Kill.
4137 * config/i386/i386.c (put_condition_code): Eliminate call to
4138 ix86_fp_comparison_codes and subsequent assertion.
4139 (ix86_fp_comparison_codes): Eliminate.
4140 (ix86_fp_swap_condition): New.
4141 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
4142 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
4143 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
4144 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
4145 and ix86_fp_swap_condition.
4146 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
4147 Use ix86_fp_comparison_strategy.
4148 (ix86_expand_compare): Likewise. Eliminate last two arguments.
4149 (ix86_fp_jump_nontrivial_p): Eliminate.
4150 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
4151 call to ix86_expand_compare.
4152 (ix86_split_fp_branch, ix86_expand_setcc,
4153 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
4154 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
4156 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4158 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
4159 related to jump_clobbers.
4160 * config/arm/arm.md (conds): Remove jump_clob case.
4161 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
4162 splits): Change comparison_operator to arm_comparison_operator.
4163 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
4166 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4168 * dojump.c (do_compare_rtx_and_jump): Try swapping the
4169 condition for floating point modes.
4170 * expmed.c (emit_store_flag_1): Move here a bigger part
4172 (emit_store_flag): Try swapping the condition for floating point
4174 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
4176 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4178 * expr.c (expand_expr_real_1): Just use do_store_flag.
4179 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
4180 emit_store_flag_force.
4181 * expmed.c (emit_store_flag_force): Copy here trick
4182 previously in expand_expr_real_1. Try reversing the comparison.
4183 (emit_store_flag_1): Work if target is NULL.
4184 (emit_store_flag): Work if target is NULL, using the result mode
4185 from the comparison. Use split_comparison, restructure final part
4186 to simplify conditionals.
4188 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4190 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
4191 * dojump.c (do_jump): Change handling of floating-point
4192 ops to use just do_compare_and_jump.
4193 (split_comparison): New.
4194 (do_compare_rtx_and_jump): Add here logic coming previously
4195 in do_jump, using split_comparison.
4197 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
4200 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
4202 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4204 * tree-ssa-alias.c: Fix unintentional commit.
4206 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4208 * passes.c (execute_one_pass): Fix unintentional commit.
4210 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4212 * df-problems.c (df_set_seen, df_unset_seen): Delete.
4213 (df_rd_local_compute, df_md_local_compute): Inline them.
4215 (df_md_scratch): New.
4216 (df_md_alloc, df_md_free): Allocate/free it.
4217 (df_md_local_compute): Only include live registers in init.
4218 (df_md_transfer_function): Prune the in-set computed by
4219 the confluence function, and the gen-set too.
4221 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4223 PR rtl-optimization/26854
4224 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
4225 * df-problems.c (df_rd_add_problem): Fix comment.
4226 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
4227 df_md_simulate_artificial_defs_at_top,
4228 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
4229 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
4230 df_md_transfer_function, df_md_init, df_md_confluence_0,
4231 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
4232 problem_MD, df_md_add_problem): New.
4233 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
4234 df_md_get_bb_info): New.
4235 (DF_LAST_PROBLEM_PLUS1): Adjust.
4237 * Makefile.in (fwprop.o): Include domwalk.h.
4238 * fwprop.c: Include domwalk.h.
4239 (reg_defs, reg_defs_stack): New.
4240 (bitmap_only_bit_between): Remove.
4241 (process_defs): New.
4242 (process_uses): Use reg_defs and local_md instead of
4243 bitmap_only_bit_between and local_rd.
4244 (single_def_use_enter_block): New, from build_single_def_use_links.
4245 (single_def_use_leave_block): New.
4246 (build_single_def_use_links): Remove code moved to
4247 single_def_use_enter_block, invoke domwalk.
4248 (use_killed_between): Adjust comment.
4250 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4252 * bitmap.h (bitmap_ior_and_into): New.
4253 * bitmap.c (bitmap_ior_and_into): New.
4255 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4257 * domwalk.h (struct dom_walk_data): Remove all callbacks except
4258 before_dom_children_before_stmts and after_dom_children_after_stmts.
4259 Rename the two remaining callbacks to just before_dom_children and
4260 after_dom_children. Remove other GIMPLE statement walking bits.
4261 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
4262 * graphite.c: Do not include domwalk.h.
4263 * tree-into-ssa.c (interesting_blocks): New global.
4264 (struct mark_def_sites_global_data): Remove it and names_to_rename.
4265 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
4266 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
4267 now that they're not domwalk callbacks.
4268 (rewrite_initialize_block): Rename to...
4269 (rewrite_enter_block): ... this, place after called functions. Test
4270 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
4271 (rewrite_finalize_block): Rename to...
4272 (rewrite_leave_block): ... this, place after called functions.
4273 (rewrite_update_init_block): Rename to...
4274 (rewrite_update_enter_block): ... this, place after called functions.
4275 Test interesting_blocks, call rewrite_update_stmt and
4276 rewrite_update_phi_arguments.
4277 (rewrite_update_fini_block): Rename to...
4278 (rewrite_leave_block): ... this, place after called functions.
4279 (rewrite_blocks): Remove last argument, simplify initialization of
4281 (mark_def_sites_initialize_block): Rename to...
4282 (mark_def_sites_block): ... this, call mark_def_sites.
4283 (mark_def_sites_blocks): Remove argument, simplify initialization of
4285 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
4286 (update_ssa): Likewise.
4287 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
4289 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
4290 (dom_opt_initialize_block): Rename to...
4291 (dom_opt_enter_block): ... this, place after called functions. Walk
4292 statements here, inline propagate_to_outgoing_edges.
4293 (dom_opt_finalize_block): Rename to...
4294 (dom_opt_leave_block): ... this, place after called functions.
4295 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
4297 (dse_enter_block, dse_record_phi): New.
4298 (dse_record_phis): Delete.
4299 (dse_finalize_block): Rename to...
4300 (dse_leave_block): ... this.
4301 (tree_ssa_dse): Simplify initialization of walk_data.
4302 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
4303 Adjust initialization of walk_data.
4304 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
4305 * tree-ssa-loop-phiopt.c (get_non_trapping):
4306 Adjust initialization of walk_data.
4307 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
4308 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
4309 it's not a domwalk callback.
4310 (uncprop_initialize_block): Rename to...
4311 (dse_enter_block): ... this, call uncprop_into_successor_phis.
4312 (dse_finalize_block): Rename to...
4313 (dse_leave_block): ... this.
4314 (tree_ssa_uncprop): Simplify initialization of walk_data.
4315 * Makefile.in: Adjust dependencies.
4317 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
4319 * arm.md (casesi): Fix test for Thumb1.
4320 (thumb1_casesi_internal_pic): Likewise.
4321 (thumb1_casesi_dispatch): Likewise.
4323 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
4325 * config/arm/arm-cores.def: Added core cortex-m0.
4326 * config/arm/arm-tune.md: Regenerated.
4327 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
4329 2009-06-26 DJ Delorie <dj@redhat.com>
4331 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
4333 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
4334 the scheduler doesn't tag jump insns.
4336 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
4338 * c-decl.c (merge_decls): Re-indent.
4340 2009-06-26 Janis Johnson <janis187@us.ibm.com>
4343 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
4344 Special-case decimal float constants.
4346 2009-06-26 Richard Henderson <rth@redhat.com>
4348 * function.h (struct function): Add cannot_be_copied_reason,
4349 and cannot_be_copied_set.
4350 * tree-inline.c (has_label_address_in_static_1): Rename from
4351 inline_forbidden_p_2; don't set inline_forbidden_reason here.
4352 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
4353 don't set inline_forbidden_reason.
4354 (copy_forbidden): New function, split out of inline_forbidden_p.
4355 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
4356 (inline_forbidden_p): Use copy_forbidden.
4357 (tree_versionable_function_p): Likewise.
4358 (inlinable_function_p): Merge into tree_inlinable_function_p.
4359 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
4360 * ipa-cp.c (ipcp_versionable_function_p): New function.
4361 (ipcp_cloning_candidate_p): Use it.
4362 (ipcp_node_modifiable_p): Likewise.
4364 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
4366 * builtins.c (expand_builtin_alloca): Handle builtin alloca
4367 that is marked not to be inlined. Remove flag_mudflap use.
4368 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
4369 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
4371 2009-06-26 Steve Ellcey <sje@cup.hp.com>
4374 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
4375 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
4377 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
4379 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
4381 (__mingwthr_remove_key_dtor): Likewise.
4383 2009-06-26 Richard Guenther <rguenther@suse.de>
4385 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
4387 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
4390 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
4391 try the non-cond_exec path also.
4393 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4396 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
4397 (output_cbranch): Use new functions.
4398 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
4401 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4402 Pat Haugen <pthaugen@us.ibm.com>
4403 Revital Eres <ERES@il.ibm.com>
4405 * config/rs6000/rs6000.c (print_operand): Correct lossage message
4406 for %c error. Add %x support to print VSX registers as a unified
4407 register set, instead of separate float and altivec registers.
4408 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
4409 %y case, and add support for VSX pre-modify addresses.
4410 (output_toc): Add assert for CONST containing an integer constant
4412 (rs6000_adjust_cost): Add POWER7 support.
4413 (insn_must_be_first_in_group): Ditto.
4414 (insn_must_be_last_in_group): Ditto.
4415 (rs6000_emit_popcount): Ditto.
4416 (rs6000_vector_mode_supported_p): Ditto.
4418 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
4419 Change some of the functions called by macros to being called
4420 through a pointer, so debug functions can be inserted if
4421 -mdebug=addr or -mdebug=cost.
4422 (rs6000_preferred_reload_class_ptr): Ditto.
4423 (rs6000_secondary_reload_class_ptr): Ditto.
4424 (rs6000_secondary_memory_needed_ptr): Ditto.
4425 (rs6000_cannot_change_mode_class_ptr): Ditto.
4426 (rs6000_secondary_reload_inner): Ditto.
4427 (rs6000_legitimize_reload_address): Ditto.
4428 (rs6000_legitimize_reload_address_ptr): Ditto.
4429 (rs6000_mode_dependent_address): Ditto.
4430 (rs6000_mode_dependent_address_ptr): Ditto.
4432 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
4433 function to return true if the mode allows reg + integer
4435 (virtual_stack_registers_memory_p): New function to return true if
4436 the address refers to a virtual stack register.
4437 (rs6000_legitimate_offset_address_p): Move code to say whether a
4438 mode supports reg+int addressing to reg_offset_addressing_ok_p and
4440 (rs6000_legitimate_address_p): Add checks for modes that only can
4441 do reg+reg addressing. Start adding VSX support.
4442 (rs6000_legitimize_reload_address): Ditto.
4443 (rs6000_legitimize_address): Ditto.
4444 (rs6000_debug_legitimate_address_p): New debug functions for
4445 -mdebug=addr and -mdebug=cost.
4446 (rs6000_debug_rtx_costs): Ditto.
4447 (rs6000_debug_address_costs): Ditto.
4448 (rs6000_debug_adjust_cost): Ditto.
4449 (rs6000_debug_legitimize_address): Ditto.
4450 (rs6000_legitimize_reload_address_ptr): Point to call normal
4451 function or debug function. Make functions called via pointer
4453 (rs6000_mode_dependent_address_ptr): Ditto.
4454 (rs6000_secondary_reload_class_ptr): Ditto.
4455 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
4456 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
4457 into a friendlier error.
4458 (rs6000_init_builtins): Add initial VSX support.
4459 (rs6000_adjust_cost): Fix some spacing issues.
4461 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
4462 (REG_CLASS_NAMES): Ditto.
4463 (REG_CLASS_CONTENTS): Ditto.
4464 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
4465 pointer, to add -mdebug=addr support.
4466 (CANNOT_CHANGE_MODE_CLASS): Ditto.
4467 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
4468 -mdebug=addr support.
4469 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
4470 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
4471 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
4473 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
4475 (bswapsi*): Set attribute types for load/store. Add combiner
4476 patterns to eliminate zero extend on 64-bit.
4477 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
4478 stdbrx if the hardware supports those instructions.
4480 2009-06-25 Ian Lance Taylor <iant@google.com>
4482 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4483 (Link Options): Document -static-libstdc++.
4485 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4488 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4489 DATA_ALIGNMENT instead.
4491 2009-06-25 Richard Guenther <rguenther@suse.de>
4493 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
4494 indirect references against the callused/escaped solutions.
4495 (call_may_clobber_ref_p_1): Likewise.
4497 2009-06-25 Martin Jambor <mjambor@suse.cz>
4499 PR tree-optimization/40493
4500 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
4501 (enum unscalarized_data_handling): New type.
4502 (handle_unscalarized_data_in_subtree): Return what has been done.
4503 (load_assign_lhs_subreplacements): Handle left flushes differently.
4504 (sra_modify_assign): Use unscalarized_data_handling, simplified
4505 condition determining whether to remove the statement.
4507 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4509 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4510 excerpt - @ should be doubled for texinfo.
4512 2009-06-24 Ian Lance Taylor <iant@google.com>
4514 * config/arc/arc.c: Include "df.h".
4515 (arc_attribute_table): Make static. Move higher in file.
4516 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
4517 (output_shift): Initialize n later to avoid warning.
4518 * config/arm/arm.c (arm_attribute_table): Make static. Move
4520 * config/avr/avr.c (avr_attribute_table): Make static. Move
4522 (reg_class_tab): Change array type from int to enum reg_class.
4523 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
4525 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
4526 (lshrhi3_out): Likewise.
4527 (class_likely_spilled_p): Change return type to bool.
4528 (avr_rtx_costs): Use local code variable with enum type.
4529 * config/avr/avr.md (movmemhi): Use add_reg_note.
4530 (andhi3, andsi3): Don't use AS2 with "and".
4531 (iorhi3, iorsi3): Don't use AS2 with "or".
4532 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
4533 * config/crx/crx.c: Include "df.h".
4534 (crx_attribute_table): Make static.
4535 * config/m32r/m32r.c: Include "df.h".
4536 (m32r_attribute_table): Make static. Move higher in file.
4537 (pop): Use add_reg_note.
4538 (block_move_call): Change 0 to LCT_NORMAL in function call.
4539 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
4540 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
4541 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
4542 declare, not just when TREE_CODE is defined.
4543 * config/m68hc11/m68hc11.c: Include "expr.h".
4544 (m68hc11_attribute_table): Make static. Move higher in file.
4545 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
4547 (m68hc11_register_indirect_p): Likewise.
4548 (m68hc11_function_arg_padding): Change return type to enum
4550 (emit_move_after_reload): Use add_reg_note.
4551 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
4552 (m68hc11_split_logical): Likewise.
4553 (m68hc11_rtx_costs): Add local code_and outer_code variables with
4555 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
4556 to VOIDmode in function call.
4557 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
4559 (m68hc11_split_logical): Update declaration.
4560 (m68hc11_function_arg_padding): Update declaration.
4561 * config/mcore/mcore.c (regno_reg_class): Change form array of int
4562 to array of enum reg_class.
4563 (mcore_attribute_table): Make static. Move higher in file.
4564 (mcore_rtx_costs): Add cast to enum type.
4565 * config/mcore/mcore.h (regno_reg_class): Update declaration.
4566 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
4567 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
4569 * config/sh/predicates.md (trapping_target_operand): Rename and to
4571 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4573 * config/spu/spu.c (spu_attribute_table): Make static. Move
4575 * config/v850/v850.c (v850_attribute_table): Make static. Move
4577 (v850_rtx_costs): Use local code with enum type.
4578 (expand_epilogue): Add cast.
4579 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
4581 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
4584 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
4585 -m2a-single-only and -m2a-nofpu.
4586 * config/sh/sh.opt: Document m2a generates FPU code.
4588 2009-06-24 Anatoly Sokolov <aesok@post.ru>
4590 * defaults.h (CAN_ELIMINATE): Provide default.
4591 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4592 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4593 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4594 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4595 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4596 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4597 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4598 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4599 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4600 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4602 2009-06-24 DJ Delorie <dj@redhat.com>
4604 * mep-ext-cop.cpu: Fix copyright notice.
4605 * mep-default: Fix copyright notice.
4606 * mep-core: Fix copyright notice.
4607 * mep: Fix copyright notice.
4608 * mep-ivc2: Fix copyright notice.
4609 * mep-c5: Fix copyright notice.
4611 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4613 * doc/contrib.texi (Contributors):
4615 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4618 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4619 src and dst operands if necessary.
4621 2009-06-23 DJ Delorie <dj@redhat.com>
4624 * config.gcc: Add mep support.
4625 * recog.c: Resurrect validate_replace_rtx_subexp().
4626 * recog.h: Likewise.
4627 * config/mep/: Add new port:
4628 * config/mep/constraints.md: New file.
4629 * config/mep/default.h: New file.
4630 * config/mep/intrinsics.h: New file.
4631 * config/mep/intrinsics.md: New file.
4632 * config/mep/ivc2-template.h: New file.
4633 * config/mep/mep-c5.cpu: New file.
4634 * config/mep/mep-core.cpu: New file.
4635 * config/mep/mep-default.cpu: New file.
4636 * config/mep/mep-ext-cop.cpu: New file.
4637 * config/mep/mep-intrin.h: New file.
4638 * config/mep/mep-ivc2.cpu: New file.
4639 * config/mep/mep-lib1.asm: New file.
4640 * config/mep/mep-lib2.c: New file.
4641 * config/mep/mep-pragma.c: New file.
4642 * config/mep/mep-protos.h: New file.
4643 * config/mep/mep-tramp.c: New file.
4644 * config/mep/mep.c: New file.
4645 * config/mep/mep.cpu: New file.
4646 * config/mep/mep.h: New file.
4647 * config/mep/mep.md: New file.
4648 * config/mep/mep.opt: New file.
4649 * config/mep/predicates.md: New file.
4650 * config/mep/t-mep: New file.
4652 2009-06-23 Ian Lance Taylor <iant@google.com>
4654 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4655 from loose_warn into c_loose_warn and from strict_warn into
4656 c_strict_warn. Set and substitute warn_cxxflags. Check for
4657 --enable-build-with-cxx. Set and substitute
4658 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4659 * Makefile.in (CXXFLAGS): New variable.
4660 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4661 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4662 the default is the same as $(STRICT_WARN).
4663 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4664 (CXX): New variable.
4665 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4666 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4667 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4668 (HOST_LIBS): New variable.
4669 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4670 (ALL_CXXFLAGS): New variable.
4671 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4672 * doc/install.texi (Configuration): Document
4673 --enable-build-with-cxx, --with-stage1-ldflags,
4674 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4675 * configure: Rebuild.
4677 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4679 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4680 from previous commit.
4682 2009-06-23 Ian Lance Taylor <iant@google.com>
4684 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4686 2009-06-23 Ian Lance Taylor <iant@google.com>
4688 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4689 with ATTRIBUTE_UNUSED.
4691 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4692 Pat Haugen <pthaugen@us.ibm.com>
4693 Revital Eres <eres@il.ibm.com>
4695 * config.in (HAVE_AS_POPCNTD): Add default definition.
4696 (HAVE_AS_LWSYNC): Ditto.
4698 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4700 (gcc_cv_as_powerpc_cmpb): Ditto.
4701 (gcc_cv_as_powerpc_dfp): Ditto.
4702 (gcc_cv_as_powerpc_vsx): Ditto.
4703 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4704 supporting the popcntd/lwsync instructions.
4705 (gcc_cv_as_powerpc_lwsync): Ditto.
4706 * configure: Regenerate.
4708 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4709 -mcpu=native and -mcpu=power7.
4710 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4712 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4713 a variable instead of a mask to reduce the number of mask bits.
4714 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4715 (-mbit-word): Ditto.
4716 (-mregnames): Ditto.
4717 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4718 (-mfused-madd): Ditto.
4720 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4722 (-mvsx): New switch for VSX instructions.
4723 (-misel): Move from a variable to a mask to allow it to be set by
4726 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4727 function declaration to an array declaration.
4728 (rs6000_hard_regno_nregs): New external array declaration.
4730 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4731 files included by rs6000.md.
4733 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4734 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4736 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4738 (rs6000_debug_reg): New -mdebug= variables.
4739 (rs6000_debug_addr): Ditto.
4740 (rs6000_debug_cost): Ditto.
4741 (rs6000_pmode): New variable to hold Pmode.
4742 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4743 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4744 calculated at compiler start.
4745 (rs6000_hard_regno_nregs): Change function to an array which holds
4746 HARD_REGNO_NREGS calculated at compiler start.
4747 (rs6000_explicit_options): Delete isel field.
4748 (rs6000_vector_unit): New array to hold which vector unit
4749 supports arithmetic options for a given type.
4750 (rs6000_vector_mem): New array to hold which vector unit supports
4751 memory reference operations for a given type.
4752 (rs6000_vector_align): New array to given the alignment of each
4754 (power7_cost): New basic costs for power7.
4755 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4756 (rs6000_hard_regno_nregs_internal): New function, moved from
4757 HARD_REGNO_NREGS, to calculate the number of registers each hard
4758 register takes for each type.
4759 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4760 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4761 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4762 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4763 unit information here so it is calculated once at compiler startup
4765 (rs6000_override_options): Make -misel a target mask. Add more
4766 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4767 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4769 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4770 (rs6000_handle_option): Move -misel from variable to target mask.
4771 (rs6000_builtin_mask_for_load): Add VSX support.
4772 (rs6000_conditional_register_usage): Ditto.
4773 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4774 (function_arg_boundary): Ditto.
4775 (rs6000_expand_builtin): Ditto.
4776 (def_builtin): Make abort message a little friendlier.
4777 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4779 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4780 assembler support the popcntd instruction instead of a vsx
4781 instruction to enable power7 support.
4782 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4783 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4784 option to the assembler if -mcpu=native.
4785 (ASM_CPU_NATIVE_SPEC): Ditto.
4786 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4788 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4789 the lwsync instruction.
4790 (enum processor_type): Add PROCESSOR_POWER7.
4791 (rs6000_debug_reg): New -mdebug= options.
4792 (rs6000_debug_addr): Ditto.
4793 (rs6000_debug_cost): Ditto.
4794 (rs6000_isel): Delete.
4795 (enum rs6000_vector): New enum to say what vector unit we have.
4796 (VECTOR_UNIT_*): New macros to say which vector unit has
4797 arithmetic operations for a given type.
4798 (VECTOR_MEM_*): New macros to say which vector unit has memory
4799 operations for a given type.
4800 (TARGET_LDBRX): Whether the machine supports the ldbrx
4802 (TARGET_ISEL): Delete, -misel moved to be a mask.
4803 (TARGET_ISEL64): New macro for 64-bit isel support.
4804 (UNITS_PER_VSX_WORD): New macro.
4805 (POINTER_SIZE): Move to be an external variable, rather than
4806 calculating whether we are generating 32 ot 64-bit code.
4808 (STACK_BOUNDARY): Add VSX support.
4809 (LOCAL_ALIGNMENT): Ditto.
4810 (SLOW_UNALIGNED_ACCESS): Ditto.
4811 (VSX_REGNO_P): New macro for VSX support.
4812 (VFLOAT_REGNO_P): Ditto.
4813 (VINT_REGNO_P): Ditto.
4814 (VLOGICAL_REGNO_P): Ditto.
4815 (VSX_VECTOR_MODE): Ditto.
4816 (VSX_SCALAR_MODE): Ditto.
4818 (VSX_MOVE_MODE): Ditto.
4819 (VSX_REG_CLASS_P): Ditto.
4820 (HARD_REGNO_NREGS): Instead of calling a function, use an array
4822 (UNITS_PER_SIMD_WORD): Add VSX support.
4823 (MODES_TIEABLE_P): Ditto.
4824 (STARTING_FRAME_OFFSET): Ditto.
4825 (STACK_DYNAMIC_OFFSET): Ditto.
4826 (EPILOGUE_USES): Ditto.
4827 (REGNO_REG_CLASS): Move to array lookup.
4828 (CLASS_MAX_NREGS): Ditto.
4829 (rs6000_vector_reg_class): Add declaration.
4830 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
4831 overlap with the floating point and Altivec registers.
4833 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
4835 * config/rs6000/driver-rs6000.c (asm_names): New static array to
4836 give the appropriate asm switches if -mcpu=native.
4837 (host_detect_local_cpu): Add support for "asm".
4838 (host_detect_local_cpu): Follow GNU code guidelines for name.
4840 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
4841 -mbit-word to a variable instead of being a target mask.
4843 * config/rs6000/sync.md (lwsync): If the assembler supports it,
4844 emit the lwsync instruction instead of emitting the instruction as
4845 an integer constant.
4847 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
4848 fixuns_trundfsi2, move expander into rs6000.md.
4850 * config/rs6000/rs6000.md (cpu): Add power7.
4851 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
4852 (logical predicate patterns): Change the single instruction
4853 primitives that set CR0 to be fast_compare instead of compare.
4855 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
4856 (popcntddi2): Ditto.
4857 (popcount<mode>): Ditto.
4858 (floating multiply/add insns): Name the floating point
4860 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
4861 (isel_unsigned_<mode>): Ditto.
4862 (fixuns_trundfsi2): Move expander here from spe.md.
4863 (smindi3): Define if we have -misel on 64-bit systems.
4868 2009-06-23 Anatoly Sokolov <aesok@post.ru>
4870 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
4872 * config/avr/avr.c (avr_current_device): New variable.
4873 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
4874 (avr_arch, mcu_type_s): Move to avr.h.
4875 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
4876 default_data_section_start fields.
4877 (avr_arch): Moved from avr.c.
4878 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
4879 library_name fields.
4880 (avr_current_device, avr_mcu_types, avr_arch_types,
4881 avr_device_to_arch, avr_device_to_data_start,
4882 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
4883 (EXTRA_SPEC_FUNCTIONS): Define.
4884 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
4885 options mapping. Use device_to_arch and device_to_data_start insted.
4886 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
4887 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
4888 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
4889 * config/avr/driver-avr.c: New file.
4890 * config/avr/avr-devices.c: New file.
4892 2009-06-23 Jakub Jelinek <jakub@redhat.com>
4894 * var-tracking.c (unshare_variable): Force initialized to
4895 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
4896 (set_variable_part): Likewise.
4897 (struct variable_union_info): Remove pos_src field.
4898 (vui_vec, vui_allocated): New variables.
4899 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
4900 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
4901 == 1 use a simpler sorting algorithm. Compute pos field right
4902 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
4903 Avoid quadratic comparison if !flag_var_tracking_uninit.
4904 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
4905 unshare_variable unconditionally.
4906 (dataflow_set_different_2): Removed.
4907 (dataflow_set_different): Don't traverse second hash table.
4908 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
4909 unconditionally to var_reg_set or var_mem_set.
4910 (emit_notes_in_bb): Likewise.
4911 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
4913 (emit_note_insn_var_location): Don't set initialized to
4914 VAR_INIT_STATUS_INITIALIZED early.
4915 (vt_finalize): Free vui_vec if needed, clear vui_vec and
4917 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
4919 * tree-object-size.c (addr_object_size): Instead of checking
4920 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
4921 are no FIELD_DECLs following it.
4923 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
4925 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
4926 order to match bswaps with signed source operands.
4928 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4930 * sdbout.c (sdbout_one_type): Fix braces in switch.
4932 2009-06-23 Richard Guenther <rguenther@suse.de>
4934 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
4936 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
4937 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
4938 var_callused, callused_tree, var_storedanything, storedanything_tree,
4939 var_integer, integer_tree): Remove global variables.
4940 (new_var_info): Do not pass new id, append the new var to the
4941 global variable vector.
4942 (do_ds_constraint): Use is_global_var member of the variable-info.
4943 (new_scalar_tmp_constraint_exp): Adjust.
4944 (create_function_info_for): Likewise.
4945 (create_variable_info_for): Likewise.
4946 (find_what_var_points_to): Remove dead code.
4947 (init_base_vars): Simplify.
4948 (compute_points_to_sets): Adjust.
4950 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4952 * combine.c (try_combine): Dump information about the insns we're
4955 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4957 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
4958 check when calling force_to_mode on TRUNCATE's operand.
4960 2009-06-22 Ian Lance Taylor <iant@google.com>
4962 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
4964 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4966 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
4968 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4970 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
4971 override library linkage flags such as -static-libgcc or
4974 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4976 * config/m68k/m68k-devices.def: Add line for MCF5221x.
4978 2009-06-22 Ian Lance Taylor <iant@google.com>
4980 * config/linux.opt: Put mglibc ahead of muclibc.
4982 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
4983 for duplicate decls.
4985 2009-06-22 Matthias Klose <doko@ubuntu.com>
4987 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
4989 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4992 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
4993 instead of NULL if a parser error occurs.
4995 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4997 * dwarf2out.c (dwarf2_debug_hooks): Initialize
4998 non-DWARF2_DEBUGGING_INFO version.
5000 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
5002 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
5003 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
5005 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
5006 (LIBGCC2_TF_CEXT): Define.
5009 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5012 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
5014 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5016 * config/arm/arm.c (arm_override_options): Disable
5017 -mcaller-super-interworking and -mcallee-super-interworking.
5018 * doc/invoke.texi (ARM Options): Document this.
5020 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
5022 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
5023 * config/arm/constraints.md (j): New constraint for movw operands.
5024 (N): Remove thumb2 meaning.
5025 * config/arm/arm.md (*arm_movw): Delete.
5026 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
5027 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
5028 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
5030 2009-06-22 Martin Jambor <mjambor@suse.cz>
5032 PR tree-optimization/40492
5033 * tree-sra.c (sra_modify_assign): Pass zero offsets to
5034 build_ref_for_offset.
5036 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
5038 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
5039 JUMP_TABLE_DATA_P predicates where applicable.
5040 * auto-inc-dec.c: Ditto.
5041 * builtins.c: Ditto.
5042 * caller-save.c: Ditto.
5044 * cfgcleanup.c: Ditto.
5045 * cfglayout.c: Ditto.
5048 * combine-stack-adj.c: Ditto.
5054 * dwarf2asm.c: Ditto.
5055 * dwarf2out.c: Ditto.
5056 * emit-rtl.c: Ditto.
5062 * function.c: Ditto.
5065 * genpreds.c: Ditto.
5066 * genrecog.c: Ditto.
5068 * ira-costs.c: Ditto.
5069 * ira-lives.c: Ditto.
5072 * lower-subreg.c: Ditto.
5073 * modulo-sched.c: Ditto.
5075 * postreload.c: Ditto.
5076 * print-rtl.c: Ditto.
5085 * sched-vis.c: Ditto.
5087 * sel-sched-ir.c: Ditto.
5088 * simplify-rtx.c: Ditto.
5089 * targhooks.c: Ditto.
5090 * var-tracking.c: Ditto.
5091 * vmsdbgout.c: Ditto.
5093 2009-06-22 Matthias Klose <doko@ubuntu.com>
5095 * Makefile.in (install-plugin): Always use DESTDIR.
5097 2009-06-22 Olivier Hainque <hainque@adacore.com>
5099 * config/pa/pa.c (output_call): Don't optimize post call jumps
5100 into return address adjustments if the call may throw.
5102 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
5104 * arm.c (thumb1_output_casesi): New function.
5105 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
5106 optimizing for size or PIC.
5107 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
5108 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
5109 (casesi): Handle Thumb-1 when optimizing for size or PIC.
5110 (thumb1_casesi_internal_pic): New expand rule.
5111 (thumb1_casesi_dispatch): New pattern.
5112 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
5114 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
5115 in the text seciton when PIC or optimizing for size.
5116 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
5117 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
5118 preservation properties of code.
5119 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
5120 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
5121 (__gnu_thumb1_case_si): New function.
5122 * t-arm (LIB1ASMSRC): Define here.
5123 (LIB1ASMFUNCS): Add some common functions.
5124 * t-arm-elf (LIB1ASMSRC): Delete.
5125 (LIB1ASMFUNCS): Append to existing set.
5126 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5127 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5128 * t-symbian (LIB1ASMFUNCS): Likewise.
5129 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5130 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5132 2009-06-21 Richard Guenther <rguenther@suse.de>
5134 PR tree-optimization/38729
5135 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
5136 to loops with a single exit if -fno-expensive-optimizations.
5138 2009-06-21 Jakub Jelinek <jakub@redhat.com>
5140 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
5141 (dataflow_set): Change vars type from htab_t to shared_hash.
5142 (shared_hash_pool, empty_shared_hash): New variables.
5143 (vars_clear): Removed.
5144 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
5145 shared_hash_find_slot_unshare, shared_hash_find_slot,
5146 shared_hash_find_slot_noinsert, shared_hash_find): New
5148 (shared_hash_unshare, shared_hash_destroy): New functions.
5149 (unshare_variable): Unshare set->vars if shared, use
5151 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
5152 (get_init_value, find_src_set_src, dump_dataflow_set,
5153 clobber_variable_part, emit_notes_for_differences): Use
5155 (dataflow_set_init): Remove second argument, set vars to
5156 empty_shared_hash instead of creating a new htab.
5157 (dataflow_set_clear): Call shared_hash_destroy and set vars
5158 to empty_shared_hash instead of calling vars_clear.
5159 (dataflow_set_copy): Don't call vars_copy, instead just share
5160 the src htab with dst.
5161 (variable_union): Use shared_hash_*, use initially NO_INSERT
5162 lookup if set->vars is shared. Don't keep slot cleared before
5163 calling unshare_variable. Unshare set->vars if needed.
5164 Even ->refcount == 1 vars must be unshared if set->vars is shared
5165 and var needs to be modified.
5166 (variable_canonicalize): New function.
5167 (dataflow_set_union): If dst->vars is empty, just share src->vars
5168 with dst->vars and traverse with variable_canonicalize to canonicalize
5169 and unshare what is needed.
5170 (dataflow_set_different): If old_set and new_set use the same shared
5171 htab, they aren't different. If number of htab elements is different,
5172 htabs are different. Use shared_hash_*.
5173 (dataflow_set_destroy): Call shared_hash_destroy instead of
5175 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
5176 second argument to dataflow_set_init.
5177 (vt_initialize): Likewise. Initialize shared_hash_pool and
5178 empty_shared_hash, move bb in/out initialization afterwards.
5179 Use variable_htab_free instead of NULL as changed_variables del hook.
5180 (variable_was_changed): Change type of second argument to pointer to
5181 dataflow_set. When inserting var into changed_variables, bump
5182 refcount. Unshare set->vars if set is shared htab and slot needs to
5184 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
5185 lookup if set->vars is shared. Unshare set->vars if needed.
5186 Even ->refcount == 1 vars must be unshared if set->vars is shared
5187 and var needs to be modified. Adjust variable_was_changed caller.
5188 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
5189 vars must be unshared if set->vars is shared and var needs to be
5190 modified. Adjust variable_was_changed caller.
5191 (emit_note_insn_var_location): Don't pool_free var.
5192 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
5194 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
5195 free_alloc_pool on shared_hash_pool.
5197 2009-06-20 Anthony Green <green@moxielogic.com>
5199 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
5200 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
5202 2009-06-20 Richard Guenther <rguenther@suse.de>
5204 * tree-ssa-structalias.c (find_func_aliases): For memset use
5205 a constraint from NULL if we memset to zero.
5206 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
5207 we explicitly handle that do not read from memory.
5208 (call_may_clobber_ref_p_1): Properly handle builtins that may
5211 2009-06-20 Richard Guenther <rguenther@suse.de>
5213 PR tree-optimization/40495
5214 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
5215 (new_scalar_tmp_constraint_exp): New function.
5216 (process_constraint): Do not create temporary decls.
5217 (process_all_all_constraints): Likewise.
5218 (handle_const_call): Likewise.
5219 (create_function_info_for): Do not set decl.
5221 2009-06-19 Ian Lance Taylor <iant@google.com>
5223 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
5224 (rs6000_attribute_table): Make static; move before use.
5226 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
5228 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
5229 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
5230 Propagate the TREE_READONLY flag without overwriting it.
5231 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
5232 Propagate the TREE_READONLY flag onto the result.
5233 (process_call_operands): Move around. Use correct constant value.
5235 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5238 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
5239 * config/arm/arm.md: Likewise.
5241 2009-06-19 Ian Lance Taylor <iant@google.com>
5243 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
5244 to GIMPLE_ERROR_MARK.
5246 * c-typeck.c (build_conditional_expr): Add op1_original_type and
5247 op2_original_type parameters. Warn about using different enum types.
5248 * c-parser.c (c_parser_conditional_expression): Pass original
5249 types to build_conditional_expr.
5250 * c-tree.h (build_conditional_expr): Update declaration.
5252 2009-06-19 Ian Lance Taylor <iant@google.com>
5254 * config/i386/i386.c (ix86_function_specific_save): Test that
5255 fields match values, rather than testing the values are in a
5258 2009-06-19 Richard Guenther <rguenther@suse.de>
5260 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
5262 (ptr_derefs_may_alias_p): Likewise.
5263 (ptr_deref_may_alias_ref_p_1): New function.
5264 (ptr_deref_may_alias_ref_p): Likewise.
5265 (ref_maybe_used_by_call_p_1): Handle builtins that are not
5266 covered by looking at the ESCAPED solution.
5267 (call_may_clobber_ref_p_1): Likewise.
5268 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
5269 Handle NULL_TREE offset. Do not produce redundant constraints.
5270 (process_all_all_constraints): New helper function.
5271 (do_structure_copy): Use it.
5272 (handle_lhs_call): Likewise.
5273 (find_func_aliases): Handle some builtins with pointer arguments
5274 and/or return values explicitly.
5276 2009-06-19 Ian Lance Taylor <iant@google.com>
5278 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
5280 2009-06-19 Ian Lance Taylor <iant@google.com>
5282 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
5284 2009-06-19 Ian Lance Taylor <iant@google.com>
5286 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
5287 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
5290 * c-decl.c (finish_decl): If -Wc++-compat, warn about
5291 uninitialized const.
5293 2009-06-19 Ian Lance Taylor <iant@google.com>
5295 * dse.c (struct store_info): Rename bitmap field to bmap. Change
5298 * c-decl.c (in_struct, struct_types): Remove.
5299 (struct c_binding): Add in_struct field.
5300 (c_binding_ptr): Define type, along with VEC.
5301 (struct c_struct_parse_info): Define.
5302 (struct_parse_info): New static variable.
5303 (bind): Initialize in_struct field.
5304 (start_struct): Remove enclosing_in_struct and
5305 enclosing_struct_types parameters. Add
5306 enclosing_struct_parse_info parameter. Change all callers. Set
5307 struct_parse_info rather than in_struct and struct_types.
5308 (grokfield): If -Wc++-compat and there is a symbol binding for the
5309 field name, set the in_struct flag and push it on the
5310 struct_parse_info->fields vector.
5311 (warn_cxx_compat_finish_struct): New static function.
5312 (finish_struct): Remove enclosing_in_struct and
5313 enclosing_struct_types parameters. Add
5314 enclosing_struct_parse_info parameter. Change all callers. Don't
5315 set C_TYPE_DEFINED_IN_STRUCT here. Call
5316 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
5317 parameter. Only push on struct_types if warn_cxx_compat.
5318 (finish_enum): Only push on struct_types if warn_cxx_compat.
5319 (declspecs_add_type): Add loc parameter. Change all callers.
5320 Change all error calls to error_at. Pass loc, not input_location,
5321 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
5322 defined in a struct. If -Wc++-compat and parsing a struct, record
5323 that a typedef name was used.
5324 * c-parser.c (c_parser_declspecs): Get location to pass to
5326 (c_parser_struct_or_union_specifier): Update calls to start_struct
5328 * c-tree.h (struct c_struct_parse_info): Declare.
5329 (finish_struct, start_struct): Update declarations.
5330 (declspecs_add_type): Update declaration.
5332 2009-06-19 Ian Lance Taylor <iant@google.com>
5334 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
5335 variable with an anonymous type.
5337 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5339 * see.c: Remove for real.
5341 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5343 * optabs.h (enum optab_index): Add new OTI_significand.
5344 (significand_optab): Define corresponding macro.
5345 * optabs.c (init_optabs): Initialize significand_optab.
5346 * genopinit.c (optabs): Implement significand_optab using
5347 significand?f2 patterns.
5348 * builtins.c (expand_builtin_mathfn): Handle
5349 BUILT_IN_SIGNIFICAND{,F,L}.
5350 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
5351 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
5353 * config/i386/i386.md (significandxf2, significand<mode>2): New
5354 expanders to implement significandf, significand and significandl
5355 built-ins as inline x87 intrinsics.
5357 2009-06-18 Anatoly Sokolov <aesok@post.ru>
5359 * config/avr/avr.c (avr_override_options): Remove setting value of
5360 PARAM_INLINE_CALL_COST.
5362 2009-06-18 Richard Henderson <rth@redhat.com>
5365 * tree-pass.h (TDF_ASMNAME): New.
5366 * tree-dump.c (dump_options): Add asmname.
5367 * doc/invoke.texi: Document it.
5369 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
5370 (dump_decl_name): ...here.
5371 (dump_function_name): New flags arg; mind TDF_ASMNAME.
5372 (dump_generic_node): Update dump_function_name calls.
5373 (print_call_name): New flags arg; update all dump calls.
5374 * diagnostic.h (print_call_name): Update.
5375 * gimple-pretty-print.c (dump_gimple_call): Update.
5377 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
5380 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
5382 2009-06-18 Diego Novillo <dnovillo@google.com>
5384 * doc/plugins.texi: Document plugin_is_GPL_compatible.
5385 * plugin.c (str_license): Declare.
5386 (try_init_one_plugin): Assert that the symbol
5387 'plugin_is_GPL_compatible' exists.
5389 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
5392 * Makefile.in (OBJS-common): Remove see.o.
5394 * common.opt (fsee): Mark as preserved for backward compatibility.
5395 * opts.c (common_handle_option): Add OPT_fsee to the backward
5396 compatibility section.
5397 * passes.c (init_optimization_passes, pass_see): Remove pass.
5398 * timevar.def (TV_SEE): Remove.
5399 * tree-pass.h (pass_see): Remove declaration.
5400 * doc/invoke.texi (-fsee): Remove documentation.
5402 2009-06-18 Martin Jambor <mjambor@suse.cz>
5404 * tree-sra.c: Include statistics.h
5405 (sra_stats): New variable.
5406 (sra_initialize): Clear sra_stats.
5407 (create_access_replacement): Increment sra_stats.replacements.
5408 (get_access_replacement): Do not return twice.
5409 (analyze_all_variable_accesses): Increment statistics counter by the
5410 number of scalarized aggregates.
5411 (generate_subtree_copies): Increment sra_stats.subtree_copies.
5412 (sra_modify_expr): Increment sra_stats.exprs.
5413 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
5414 (sra_modify_assign): Increment sra_stats.exprs,
5415 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
5416 (perform_intra_sra): Update statistics counters.
5417 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
5419 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5421 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
5422 (arm_scalar_mode_supported_p): New function.
5424 2009-06-18 Paul Brook <paul@codesourcery.com>
5425 Sandra Loosemore <sandra@codesourcery.com>
5427 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
5428 (__extendhfsf2, __truncsfhf2): Define.
5429 * config/arm/fp16.c: New file.
5430 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5431 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5433 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5435 * doc/extend.texi (Half-Precision): New section.
5436 * doc/invoke.texi (Option Summary): List -mfp16-format.
5437 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
5438 * config/arm/arm.opt (mfp16-format=): New.
5439 * config/arm/arm.c: Include intl.h.
5440 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
5441 (TARGET_INVALID_RETURN_TYPE): Redefine.
5442 (TARGET_PROMOTED_TYPE): Redefine.
5443 (TARGET_CONVERT_TO_TYPE): Redefine.
5444 (arm_fp16_format): Define.
5445 (all_fpus): Add entry for neon-fp16.
5446 (fp_model_for_fpu): Likewise.
5447 (struct fp16_format): Declare.
5448 (all_fp16_formats): Define.
5449 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
5451 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
5453 (arm_legitimate_index_p): Treat HFmode like HImode.
5454 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
5455 (coproc_secondary_reload_class): Special-case HFmode.
5456 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
5457 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
5458 (arm_init_fp16_builtins): New.
5459 (arm_init_builtins): Call it.
5460 (arm_invalid_parameter_type): New.
5461 (arm_invalid_return_type): New.
5462 (arm_promoted_type): New.
5463 (arm_convert_to_type).
5464 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
5466 (arm_emit_fp16_const): New function.
5467 (arm_mangle_type): Mangle __fp16 as "Dh".
5468 * config/arm/arm.h (TARGET_VFPD32): Make it know about
5470 (TARGET_NEON_FP16): New.
5471 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
5472 (enum fputype): Add FPUTYPE_NEON_FP16.
5473 (enum arm_fp16_format_type): Declare.
5474 (arm_fp16_format): Declare.
5475 (LARGEST_EXPONENT_IS_NORMAL): Define.
5476 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
5477 * config/arm/arm-modes.def (HFmode): Define.
5478 * config/arm/vfp.md: (*movhf_vfp): New.
5481 * config/arm/arm.md: (fpu): Add neon_fp16.
5482 (floatsihf2, floatdihf2): New.
5483 (fix_trunchfsi2, fix_trunchfdi2): New.
5487 (*arm32_movhf): New.
5488 (*thumb1_movhf): New.
5489 (consttable_2): Add check for HFmode constants.
5490 (consttable_4): Handle HFmode constants.
5492 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5494 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5496 2009-06-17 Olivier Hainque <hainque@adacore.com>
5498 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5499 const char ** conversion in AIX specific section.
5501 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
5503 * config/i386/i386.c (ix86_special_builtin_type): Remove
5504 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
5505 (bdesc_special_args): Updated.
5506 (ix86_init_mmx_sse_builtins): Likewise.
5507 (ix86_expand_special_args_builtin): Likewise.
5509 2009-06-17 Richard Henderson <rth@redhat.com>
5511 * tree-pretty-print.c (maybe_dump_asm_name): New.
5512 (dump_decl_name): Use it.
5513 (PRINT_FUNCTION_NAME): Merge into...
5514 (dump_function_name): ... here. Use maybe_dump_asm_name.
5516 2009-06-17 Cary Coutant <ccoutant@google.com>
5518 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5520 * debug.c (struct gcc_debug_hooks): Change placeholder for
5522 (debug_nothing_int_charstar_int): Replaced by...
5523 (debug_nothing_int_charstar_int_bool): ...this.
5524 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
5525 source_line prototype.
5526 (debug_nothing_int_charstar_int): Replaced by...
5527 (debug_nothing_int_charstar_int_bool): ...this.
5528 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
5529 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
5530 Output is_stmt operand when necessary.
5531 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
5532 (notice_source_line): Add is_stmt parameter.
5533 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
5534 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
5536 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5537 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5539 2009-06-17 Ian Lance Taylor <iant@google.com>
5541 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5543 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5546 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
5548 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
5549 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
5550 tree_strip_sign_nop_conversions and
5551 tree_ssa_strip_useless_type_conversions rather than stripping
5552 the operations here.
5553 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
5555 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
5556 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
5557 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
5558 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
5561 2009-06-17 Michael Eager <eager@eagercon.com>
5563 * config/rs6000/constraints.md (register_constraint "d"): New.
5564 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
5565 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5566 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
5567 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
5568 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5569 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
5570 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
5571 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
5572 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
5573 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
5575 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
5576 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
5577 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
5578 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
5579 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5580 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
5581 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
5582 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
5583 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
5584 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
5585 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
5586 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
5587 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
5588 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
5590 2009-06-16 Ian Lance Taylor <iant@google.com>
5592 * profile.c (total_num_never_executed): Don't define.
5593 (compute_branch_probabilities): Don't count or print
5595 (init_branch_prob): Don't set total_num_never_executed.
5596 (end_branch_prob): Don't print total_num_never_executed.
5598 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5600 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5602 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5604 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5605 (nabstd2_fpr): Same.
5607 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5609 * expr.c (expand_assignment): Change complex type check.
5611 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5613 * doc/plugins.texi (Building GCC plugins): Added new section.
5615 2009-06-17 Ian Lance Taylor <iant@google.com>
5617 * c-pch.c (get_ident): Don't set size of templ array.
5618 (pch_init): Don't set size of partial_pch array.
5620 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5621 string constant to intialize an array whose size is the length of
5624 2009-06-17 Richard Guenther <rguenther@suse.de>
5626 PR tree-optimization/40389
5627 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5628 to addressable types.
5629 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5631 2009-06-17 Richard Guenther <rguenther@suse.de>
5634 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5635 if there is no evolution of left in the loop bail out.
5636 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5637 chrec_fold_multiply.
5639 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5640 Janis Johnson <janis187@us.ibm.com>
5643 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5644 for the symbol ref of a constant that is the source of a move
5645 - nor for any other not-obvious-label-ref constants.
5647 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5649 * plugin.c (position_pass): Skip newly inserted pass during list
5650 traversal to avoid repeated insertion.
5652 2009-06-16 Ian Lance Taylor <iant@google.com>
5654 * vec.h (VEC_stack_alloc): Define different version if
5655 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5656 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5657 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5658 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5660 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5662 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5664 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5665 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5666 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5667 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5668 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5669 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5670 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5671 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5672 __builtin_ia32_rdtscp.
5673 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5674 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5675 and __builtin_ia32_rorhi.
5676 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5677 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5678 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5679 (ix86_expand_args_builtin): Likewise.
5680 (ix86_expand_special_args_builtin): Likewise.
5682 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5683 (UNSPECV_RDTSC): Likewise.
5684 (UNSPECV_RDPMC): Likewise.
5685 (*bsr): Renamed to ...
5687 (*bsr_rex64): Renamed to ...
5691 (*rdpmc_rex64): Likewise.
5694 (*rdtsc_rex64): Likewise.
5696 (*rdtscp): Likewise.
5697 (*rdtscp_rex64): Likewise.
5699 * config/i386/ia32intrin.h: New.
5701 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5703 2009-06-16 Ian Lance Taylor <iant@google.com>
5705 * ira-build.c (copy_info_to_removed_store_destinations):
5706 Initialize parent_a.
5708 2009-06-16 Ian Lance Taylor <iant@google.com>
5710 * c-decl.c (grokdeclarator): Change size_varies to bool.
5712 2009-06-16 Ian Lance Taylor <iant@google.com>
5714 * sel-sched.c: Make forward declarations of move_op_hooks and
5715 fur_hooks explicitly extern.
5717 2009-06-16 Ian Lance Taylor <iant@google.com>
5719 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5720 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5722 2009-06-16 Ian Lance Taylor <iant@google.com>
5724 * resource.c (mark_referenced_resources): Change
5725 include_delayed_effects parameter to bool. Change all callers.
5726 (mark_end_of_function_resources): Likewise.
5727 * reorg.c (insn_references_resource_p): Likewise.
5728 (insn_sets_resource_p): Likewise.
5729 * resource.h (mark_referenced_resources): Update declaration.
5730 (mark_end_of_function_resources): Update declaration.
5732 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5734 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5736 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5738 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5739 GCC can bootstrap on AIX with GNU Binutils 2.20.
5741 2009-06-16 Ian Lance Taylor <iant@google.com>
5743 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5745 2009-06-16 Ian Lance Taylor <iant@google.com>
5747 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5748 inline, not extern inline.
5749 (exact_log2): Likewise.
5750 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5752 (exact_log2): Likewise, but don't test CTZ_HWI.
5754 2009-06-16 Ian Lance Taylor <iant@google.com>
5756 * bitmap.c (bitmap_clear): Don't declare as inline.
5757 * gimple.c (gimplify_assign): Likewise.
5758 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5759 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5760 (sched_scan_info): Remove duplicate definition.
5762 2009-06-16 Ian Lance Taylor <iant@google.com>
5764 * c-common.c (skip_evaluation): Don't define.
5765 (c_inhibit_evaluation_warnings): Define global variable.
5766 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5767 than skip_evaluation.
5768 (convert_and_check, warn_for_div_by_zero): Likewise.
5769 * c-common.h (skip_evaluation): Don't declare.
5770 (c_inhibit_evaluation_warnings): Declare.
5771 * c-parser.c (c_parser_typeof_specifier): Set
5772 c_inhibit_evaluation_warnings rather than skip_evaluation.
5773 (c_parser_conditional_expression): Likewise.
5774 (c_parser_binary_expression): Likewise.
5775 (c_parser_sizeof_expression): Likewise.
5776 (c_parser_alignof_expression): Likewise.
5777 * c-typeck.c (build_indirect_ref): Check
5778 c_inhibit_evaluation_warnings rather than skip_evaluation.
5779 (build_conditional_expr, build_binary_op): Likewise.
5781 2009-06-16 Richard Guenther <rguenther@suse.de>
5783 * tree-ssa-alias.c (is_escape_site): Remove.
5784 * tree-ssa-alias.h (enum escape_type): Remove.
5785 (is_escape_site): Likewise.
5786 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5787 via casts and asms without deferring to is_escape_site.
5789 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5792 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5793 use gen_lowpart if op0 has complex mode.
5795 2009-06-16 Richard Guenther <rguenther@suse.de>
5797 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5798 variables add them to ESCAPED.
5799 (find_func_aliases): Do not make all indirectly stored values escaped.
5801 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5803 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5806 2009-06-16 Martin Jambor <mjambor@suse.cz>
5808 PR tree-optimization/40432
5809 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5810 check whether we need to force gimple register operand.
5812 2009-06-16 Martin Jambor <mjambor@suse.cz>
5814 PR tree-optimization/40413
5815 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5816 build_ref_for_offset.
5817 (propagate_subacesses_accross_link): Fix a typo in a comment.
5819 2009-06-16 Ira Rosen <irar@il.ibm.com>
5821 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5822 with additional parameter.
5823 * tree-vectorizer.h (enum vect_def_type): Add new value
5825 (enum vect_relevant): Add comments.
5826 (vect_is_simple_reduction): Add new argument.
5827 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
5828 Detect nested cycles.
5829 (vect_is_simple_reduction): Update documentation, add an argument to
5830 distinguish inner-loop reduction from nested cycle, detect nested
5831 cycles, fix printings and indentation, don't swap operands in case
5833 (get_initial_def_for_reduction): Handle subtraction.
5834 (vect_create_epilog_for_reduction): Add new argument to specify
5836 (vect_finalize_reduction): Handle subtraction, fix comments.
5837 (vectorizable_reduction): Handle nested cycles. In case of nested
5838 cycle keep track of the reduction variable position. Call
5839 vect_is_simple_reduction with additional parameter. Use original
5840 statement code in reduction epilogue for nested cycle. Call
5841 vect_create_epilog_for_reduction with additional parameter.
5842 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
5843 inner-loop vectorization.
5844 (vect_recog_widen_sum_pattern): Likewise.
5845 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
5847 (vect_mark_stmts_to_be_vectorized): Likewise.
5848 (vect_get_vec_def_for_operand): Handle nested cycles.
5850 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5852 * doc/invoke.texi (Debugging Options): Fix option index entries
5853 for -fdump-statistics, -frandom-seed add entries for
5854 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
5855 (FRV Options): Fix entries for -mTLS, -mtls.
5856 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
5857 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
5858 (M68hc1x Options): Fix @itemx for -mnominmax.
5859 (MCore Options): Fix entry for -mno-lsim.
5860 (MMIX Options): Fix entry for -mabi=mmixware.
5861 (PDP-11 Options): Fix entry for -mbcopy-builtin.
5863 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
5865 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
5866 Mention the plugin mode of gengtype.
5867 * doc/gty.texi (Source Files Containing Type Information): Likewise.
5868 * gengtype.c: Updated copyright.
5869 (plugin_files, nb_plugin_files) Added new static variables.
5870 (measure_input_list) Care about plugin_files.
5871 (write_rtx_next): Added early return in plugin mode.
5872 (create_file): Updated copyright year in generated file. Added
5874 (oprintf): Added early return if NULL outf.
5875 (get_output_file_with_visibility): Care of plugin_files.
5876 (get_output_file_name): May return null.
5877 (write_local): Added early return.
5878 (put_mangled_filename): Ditto.
5879 (finish_root_table): Added check for base_files.
5880 (write_roots): Care about null when plugins.
5881 (main): Added plugin mode.
5883 2009-06-15 Ian Lance Taylor <iant@google.com>
5885 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
5886 * gcov.c (read_count_file): Add braces around variables declared
5889 * c.opt (Wjump-misses-init): New warning.
5890 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
5891 -Wall and -Wc++-compat if not already set.
5892 (c_common_post_options): Clear warn_jump_misses_init if it was not
5894 * c-decl.c (struct c_binding): Change type field to a union with
5895 new label field. Make it the first field in the struct. Update
5896 references to type to use u.type instead.
5897 (struct c_spot_bindings): Define.
5898 (struct c_goto_bindings): Define.
5899 (c_goto_bindings_p): Define, along with VECs.
5900 (struct c_label_vars): Define.
5901 (struct c_scope): Add has_label_bindings field.
5902 (bind_label, set_spot_bindings): New static functions.
5903 (decl_jump_unsafe, update_spot_bindings): New static functions.
5904 (update_label_decls): New static function.
5905 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
5906 Update binding u.label field to shadowed field.
5907 (c_binding_start_stmt_expr): New function.
5908 (c_binding_end_stmt_expr): New function.
5909 (pushdecl): Don't call c_begin_vm_scope.
5910 (make_label): Add defining and p_label_vars parameters. Change
5912 (lookup_label): Correct test for whether a label has not yet been
5913 defined. Call bind_label rather than bind.
5914 (warn_about_goto): New static function.
5915 (lookup_label_for_goto): New function.
5916 (declare_label): Call bind_label rather than bind.
5917 (check_earlier_gotos): New static function.
5918 (define_label): Don't give errors about jumping into statement
5919 expressions or scopes of variably modified types. Call
5920 set_spot_bindings and check_earlier_gotos. Call bind_label
5921 instead of bind. Don't set label_context_stack_se or
5922 label_context_stack_vm.
5923 (c_get_switch_bindings): New function.
5924 (c_release_switch_bindings): New function.
5925 (c_check_switch_jump_warnings): New function.
5926 (start_function): Don't set label_context_stack_se or
5927 label_context_stack_vm.
5928 (finish_function): Likewise.
5929 * c-typeck.c (label_context_stack_se): Don't define.
5930 (label_context_stack_vm): Don't define.
5931 (c_finish_goto_label): Call lookup_label_for_goto rather than
5932 lookup_label. Don't give errors about jumping into a statement
5933 expression or the scope of a variably modified type. Don't set
5934 label_context_stack_se or label_context_stack_vm.
5935 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
5936 fields. Add bindings field.
5937 (c_start_case): Don't set deleted fields. Set bindings field.
5938 (do_case): Rework order of tests. Don't check blocked_stmt_expr
5939 or blocked_vm. Call c_check_switch_jump_warnings.
5940 (c_finish_case): Don't test blocked_stmt_expr field. Call
5941 c_release_switch_bindings.
5942 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
5943 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5944 set label_context_stack_se. Call c_bindings_start_stmt_expr.
5945 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
5946 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5947 set label_context_stack_se. Call c_bindings_end_stmt_expr.
5948 (c_begin_vm_scope, c_end_vm_scope): Don't define.
5949 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
5950 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
5951 (C_DECL_UNJUMPABLE_VM): Don't define.
5952 (C_DECL_UNDEFINABLE_VM): Don't define.
5953 (struct c_label_list): Don't define.
5954 (struct c_label_context_se): Don't define.
5955 (struct c_label_context_vm): Don't define.
5956 (struct c_spot_bindings): Declare.
5957 (c_bindings_start_stmt_expr): Declare.
5958 (c_bindings_end_stmt_expr): Declare.
5959 (lookup_label_for_goto): Declare.
5960 (c_get_switch_bindings, c_release_switch_bindings): Declare.
5961 (c_check_switch_jump_warnings): Declare.
5962 (label_context_stack_se, label_context_stack_vm): Don't declare.
5963 (c_finish_goto_label): Update declaration.
5964 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
5965 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
5966 (Warning Options): Document -Wjump-misses-init.
5968 2009-06-15 Jakub Jelinek <jakub@redhat.com>
5970 * tree-object-size.c (addr_object_size): Fix a pasto in the last
5973 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5975 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
5977 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5979 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
5981 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5983 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
5985 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5987 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
5988 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
5989 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
5990 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
5991 * dwarf2asm.c (dw2_force_const_mem): Update call to
5993 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
5994 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
5995 * langhooks.c (lhd_comdat_group): Remove.
5996 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
5997 * tree.h (DECL_COMDAT_GROUP): New.
5998 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
5999 (tree_decl_with_vis): Add comdat_group. Remove one_only.
6000 (make_decl_one_only): Change signature.
6001 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
6003 (make_decl_one_only): Change signature.
6004 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
6006 2009-06-15 Richard Guenther <rguenther@suse.de>
6009 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
6011 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6013 * tree-ssa-math-opts.c: Remove extra divide.
6015 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6017 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
6019 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6021 * passes.c: Add bswap pass.
6022 * tree-pass.h: Add pass_optimize_bswap declaration.
6023 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
6024 Include rtl.h, expr.h and optabs.h for optab_handler check.
6025 (struct symbolic_number, pass_optimize_bswap): New definition.
6026 (do_shift_rotate, verify_symbolic_number_p): New functions.
6027 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
6028 (gate_optimize_bswap): New function.
6029 * tree.c (widest_int_cst_value): New function.
6030 * tree.h (widest_int_cst_value): Prototype added.
6032 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
6034 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
6035 REG_EQUAL/REG_EQUIV notes.
6037 2009-06-14 Richard Guenther <rguenther@suse.de>
6040 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
6041 has its address taken if NRV was applied and it is addressable.
6042 * tree-ssa-structalias.c (get_constraint_for_address_of): New
6043 function split out from ...
6044 (get_constraint_for_1): ... here.
6045 (handle_rhs_call): Use it to mark the return slot escaped if
6046 it is addressable and NRV was applied.
6048 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6050 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
6051 Change first argument type to location_t.
6052 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
6053 Do not set input_location.
6054 Use loc instead of input_location throughout.
6056 2009-06-13 Richard Guenther <rguenther@suse.de>
6058 PR tree-optimization/40421
6059 * tree-predcom.c (should_unroll_loop_p): Remove.
6060 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
6062 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
6064 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6065 Add location argument.
6067 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6069 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
6071 * config/s390/s390.c (s390_build_builtin_va_list): Same.
6072 (s390_gimplify_va_arg): Pass location to create_artificial_label.
6073 * config/spu/spu-protos.h: Add location to
6074 spu_resolve_overloaded_builtin.
6075 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
6076 spu_build_builtin_va_list.
6077 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
6078 argument. Pass location to build_function_call_vec.
6079 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
6081 (emit_fpu_switch): Same.
6082 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
6083 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
6084 to build_decl and create_artificial_label.
6085 (xtensa_gimplify_va_arg_expr): Same.
6086 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
6087 (xstormy16_gimplify_va_arg_expr): Same.
6088 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
6089 * config/arm/arm.c (arm_build_builtin_va_list): Same.
6090 * config/mips/mips.c (mips_build_builtin_va_list): Same.
6091 (mips16_build_function_stub): Same.
6092 (mips16_build_call_stub): Same.
6094 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
6097 * arm/constraints.md (Pa, Pb): New constraints.
6098 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
6099 split pattern to deal with them.
6101 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
6103 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
6104 fix index entry for -Xpreprocessor.
6106 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6108 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6109 Add location argument to build_decl call.
6110 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
6111 (rs6000_init_builtins): Same.
6112 (spe_init_builtins): Same.
6113 (rs6000_gimplify_va_arg): Add location argument to
6114 create_artificial_label call.
6116 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
6118 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
6119 * combine-stack-adj.c (pass_stack_adjustments): Use it.
6120 * Makefile.in: Fix GGC dependency for gcse.o.
6122 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6124 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
6125 * gimple-pretty-print.c (dump_gimple_stmt): Same.
6126 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
6128 * c-parser.c (c_parser_binary_expression): Use current column while
6129 building binary operations.
6130 * common.opt (fshow-column): Enable by default.
6131 * tree-vrp.c (check_array_ref): Use warning_at.
6132 (check_array_bounds): Use location from call back if expr has no
6134 * tree.h: Add location argument to maybe_fold_*.
6135 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
6136 (maybe_fold_offset_to_array_ref): Add location argument and use it.
6137 (maybe_fold_offset_to_component_ref): Same.
6138 (maybe_fold_offset_to_reference): Same.
6139 (maybe_fold_offset_to_address): Same.
6140 (maybe_fold_stmt_indirect): Same.
6141 (maybe_fold_stmt_addition): Same.
6142 (fold_stmt_r): Pass location to maybe_fold_*.
6143 (fold_gimple_assign): Same.
6144 * c-tree.h: Add location argument to finish_decl,
6145 default_function_array_conversion, store_init_value.
6146 * c-decl.c (define_label): Use error_at.
6147 (c_make_fname_decl): Pass location to finish_decl.
6148 (finish_decl): New location argument.
6149 (build_compound_literal): Pass location to store_init_value.
6150 (grokdeclarator): Pass location to finish_decl.
6152 * c-typeck.c (array_to_pointer_conversion): New location argument.
6153 (function_to_pointer_conversion): Same.
6154 (default_function_array_conversion): Same.
6155 (parser_build_unary_op): Pass location to overflow_warning.
6156 (parser_build_binary_op): Same. Use warning_at.
6157 (build_unary_op): Pass location to array_to_pointer_conversion.
6158 (build_c_cast): Pass location to digest_init.
6159 (build_modify_expr): New location argument.
6160 (convert_for_assignment): Same.
6161 (store_init_value): Same.
6162 (digest_init): Same.
6163 (output_init_element): Pass location to digest_init and
6164 array_to_pointer_conversion.
6165 (c_finish_return): Pass location to convert_for_assignment.
6166 * gimplify.c (gimplify_conversion): Pass location to
6167 maybe_fold_offset_to_address.
6168 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
6169 to maybe_fold_stmt_addition.
6170 * c-omp.c (c_finish_omp_atomic): Pass new location to
6172 (c_finish_omp_for): Same.
6173 * c-common.c (overflow_warning): New argument.
6174 * c-common.h: New argument to build_modify_expr, overflow_warning.
6175 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
6177 (c_parser_initializer): Pass location to
6178 default_function_array_conversion.
6179 (c_parser_initelt): Same.
6180 (c_parser_initval): Same.
6181 (c_parser_asm_operands): Same.
6182 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
6183 (c_parser_conditional_expression): Same.
6184 (c_parser_binary_expression): Add location info to stack. Use it.
6185 (c_parser_unary_expression): Pass location to
6186 default_function_array_conversion, parser_build_unary_op,
6187 build_indirect_ref, c_parser_postfix_expression_after_primary.
6188 (c_parser_postfix_expression_after_primary): New location argument.
6190 (c_parser_expression_conv): Pass location to
6191 default_function_array_conversion.
6192 (c_parser_expr_list): Same.
6193 (c_parser_omp_atomic): Same.
6194 (c_parser_omp_for_loop): Same.
6195 * c-tree.h: (struct c_declarator): Add comment to id_loc.
6196 (build_array_declarator): New argument.
6197 * c-decl.c (build_array_declarator): Add location argument.
6198 (grokdeclarator): Set id_loc for cdk_array.
6199 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
6200 build_array_declarator.
6201 * tree.c (build_omp_clause): Add location argument.
6202 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
6203 (OMP_CLAUSE_LOCATION): New macro.
6204 (struct tree_omp_clause): Add location field.
6205 (build_omp_clause): Add argument.
6206 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
6207 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
6209 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
6210 (cp_parser_omp_clause_collapse): Same.
6211 (cp_parser_omp_clause_default): Same.
6212 (cp_parser_omp_clause_if): Same.
6213 (cp_parser_omp_clause_nowait): Same.
6214 (cp_parser_omp_clause_num_threads): Same.
6215 (cp_parser_omp_clause_ordered): Same.
6216 (cp_parser_omp_clause_schedule): Same.
6217 (cp_parser_omp_clause_untied): Same.
6218 (cp_parser_omp_for_loop): Same.
6219 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6220 * c-tree.h (c_start_case): Add location argument.
6221 (c_process_expr_stmt): Same.
6222 (c_finish_goto_*): Same.
6223 * tree-parloops.c (initialize_reductions): Pass location to
6225 (create_parallel_loop): Same.
6226 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
6227 (gfc_trans_omp_reduction_list): Same.
6228 (gfc_trans_omp_clauses): Same.
6229 (gfc_trans_omp_do): Same.
6230 * c-typeck.c (c_finish_goto_label): Same.
6231 (c_finish_goto_ptr): New location argument.
6232 (c_start_case): Same.
6233 (emit_side_effect_warnings): Same.
6234 (c_process_expr_stmt): Same.
6235 (c_finish_stmt_expr): Same.
6236 (c_finish_omp_clauses): Use error_at instead of error.
6237 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
6239 * c-omp.c (c_split_parallel_clauses): New location argument.
6240 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
6241 to build_omp_clause.
6242 (convert_local_reference_stmt): Same.
6243 (convert_gimple_call): Same.
6244 * c-common.h (c_split_parallel_clauses): New argument.
6245 * c-parser.c (c_parser_statement_after_labels): Pass location to
6246 c_finish_goto_label.
6247 (c_parser_switch_statement): Pass location to c_start_case.
6248 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
6249 and c_process_expr_stmt.
6250 (c_parser_omp_variable_list): Add location argument.
6251 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
6252 (c_parser_omp_clause_default): Same.
6253 (c_parser_omp_clause_if): Same.
6254 (c_parser_omp_clause_num_threads): Same.
6255 (-c_parser_omp_clause_ordered): Same.
6256 (c_parser_omp_clause_reduction): Pass location to
6257 c_parser_omp_variable_list.
6258 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
6259 (c_parser_omp_clause_untied): Same.
6260 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
6261 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6263 * c-tree.h (check_for_loop_decls, undeclared_variable,
6264 build_component_ref, build_array_ref, build_external_ref,
6265 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
6266 build_conditional_expr, build_compound_expr, c_cast_expr,
6267 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
6268 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
6270 * c-semantics.c (build_stmt): Same.
6271 (build_case_label): Same.
6272 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
6273 (undeclared_variable): New argument.
6275 (lookup_label): Pass location on down.
6276 (define_label): Same.
6277 (finish_decl): Same.
6278 (build_compound_literal): Same.
6279 (finish_struct): Same.
6280 (finish_function): Do not set location here.
6281 (check_for_loop_decls): New argument.
6282 * tree.c (save_expr): Set location.
6283 (build_empty_stmt): New argument.
6284 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
6285 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
6286 * builtins.c (gimplify_va_arg_expr): Use locations.
6287 (expand_builtin_sync_operation): Same.
6288 * c-typeck.c (build_component_ref): New argument.
6289 (build_array_ref): Same.
6290 (build_external_ref): Same.
6291 (c_expr_sizeof_expr): Same.
6292 (c_expr_sizeof_type): Same.
6293 (parser_build_unary_op): Same.
6294 (build_conditional_expr): Same.
6295 (build_compound_expr): Pass location on down.
6296 (build_compound_expr): New argument.
6297 (build_c_cast): Same.
6298 (c_cast_expr): Same.
6299 (build_asm_expr): Same.
6300 (c_finish_return): Same.
6301 (c_process_expr_stmt): Pass location on down.
6302 (c_finish_stmt_expr): New argument.
6303 (push_clenaup): Same.
6304 (c_finish_omp_parallel): Same.
6305 (c_finish_omp_task): Same.
6306 * gimplify.c (gimplify_call_expr): Pass location on down.
6307 * c-omp.c (c_finish_omp_master): New argument.
6308 (c_finish_omp_critical): Same.
6309 (c_finish_omp_ordered): Same.
6310 (c_finish_omp_barrier): Same.
6311 (-c_finish_omp_taskwait): Same.
6312 (c_finish_omp_atomic): Same.
6313 (c_finish_omp_flush): Same.
6314 * tree-inline.c (copy_tree_body_r): Pass location on down.
6315 (inline_forbidden_p): Remove use of input_location.
6316 * c-gimplify.c (c_build_bind_expr): New argument.
6317 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
6318 (c_sizeof_or_alignof_type): New argument.
6319 (c_alignof_expr): Same.
6320 (build_va_arg): Same.
6321 (c_add_case_label): Same.
6322 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
6323 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
6324 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
6325 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
6326 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
6327 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
6329 * stub-objc.c (objc_build_selector_expr): Same.
6330 (objc_build_throw_stmt): Same.
6331 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
6332 (c_parser_initelt): Same.
6333 (c_parser_compound_statement): Same.
6334 (c_parser_compound_statement_nostart): Same.
6335 (c_parser_label): Same.
6336 (c_parser_statement_after_labels): Same.
6337 (c_parser_if_body): Same.
6338 (c_parser_else_body): Same.
6339 (c_parser_if_statement): Same.
6340 (c_parser_switch_statement): Same.
6341 (c_parser_while_statement): Same.
6342 (c_parser_do_statement): Same.
6343 (c_parser_for_statement): Same.
6344 (c_parser_asm_statement): Same.
6345 (c_parser_conditional_expression): Same.
6346 (c_parser_binary_expression): Same.
6347 (c_parser_cast_expression): Same.
6348 (c_parser_unary_expression): Same.
6349 (c_parser_sizeof_expression): Same.
6350 (c_parser_alignof_expression): Same.
6351 (c_parser_postfix_expression): Same.
6352 (c_parser_expression): Same.
6353 (c_parser_objc_receiver): Same.
6354 (c_parser_omp_variable_list): Same.
6355 (c_parser_omp_structured_block): Same.
6356 (c_parser_omp_atomic): New argument.
6357 (c_parser_omp_barrier): Same.
6358 (c_parser_omp_critical): Same.
6359 (c_parser_omp_flush): Pass location on down.
6360 (c_parser_omp_for_loop): New argument.
6361 (c_parser_omp_for): Same.
6362 (c_parser_omp_master): Same.
6363 (c_parser_omp_ordered): Same.
6364 (c_parser_omp_sections_scope): Same.
6365 (c_parser_omp_sections): Same.
6366 (c_parser_omp_parallel): Same.
6367 (c_parser_omp_single): Same.
6368 (c_parser_omp_task): Same.
6369 (c_parser_omp_taskwait): Pass location on down.
6370 (c_parser_omp_construct): Same.
6371 (c_parser_omp_threadprivate): Same.
6372 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
6373 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
6374 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
6375 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
6376 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
6377 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
6378 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
6379 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
6380 config/i386/i386.c, stmt.c:
6381 Add location argument to the following function definitions and/or
6382 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
6383 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
6384 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
6385 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
6386 do_case, c_finish_bc_stmt, build_compound_literal,
6387 build_function_call.
6388 * c-decl.c (build_compound_literal): Add location argument.
6389 Make all diagnostic calls use location.
6390 (start_struct): Same.
6391 (finish_struct): Same.
6393 (build_enumerator): Same.
6394 (start_function): Same.
6395 (grokdeclarator): Make all diagnostic calls use location.
6396 (store_parm_decls_oldstyle): Same.
6397 * c-typeck.c (build_function_call): Add location argument.
6398 Make all diagnostic calls use location.
6400 (c_finish_bc_stmt): Same.
6401 * tree-nested.c (get_trampoline_type): Add argument.
6402 Pass location to build_decl.
6403 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
6404 * rtl.h (RTL_LOCATION): New.
6405 * c-common.c (c_add_case_label): Add location argument.
6406 Make all diagnostic calls use location.
6407 * c-common.h: Add location argument to make_fname_decl, do_case,
6408 c_add_case_label, build_function_call, resolve_overloaded_builtin.
6409 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
6410 Set it appropriately for every case. Pass enum_loc to start_enum
6411 call. Pass value_loc first to build_enumerator. Pass enum_loc to
6413 (c_parser_struct_or_union_specifier): Save location. Use it for
6414 start_struct, finish_struct, and parser_xref_tag.
6416 2009-06-12 Ian Lance Taylor <iant@google.com>
6418 * fold-const.c (fold_unary): Rename local variable and to and_expr.
6420 * c-opts.c (c_common_handle_option): For -Wc++-compat set
6421 cpp_opts->warn_cxx_operator_names.
6423 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6426 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
6427 is returns NULL and OP is a VCE, look through the VCE.
6429 2009-06-12 Ian Lance Taylor <iant@google.com>
6432 * collect2.c (main): Use CONST_CAST2 in code inside #if
6433 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
6435 2009-06-12 Joey Ye <joey.ye@intel.com>
6438 * cfgexpand.c (get_decl_align_unit): Update
6439 max_used_stack_slot_alignment with align instead of
6440 stack_alignment_needed.
6442 * function.c (assign_stack_local_1): Update
6443 max_used_stack_slot_alignment with alignment_in_bits instead
6444 of stack_alignment_needed.
6445 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
6448 2009-06-12 Jakub Jelinek <jakub@redhat.com>
6450 * dwarf2out.c (last_var_location_insn): New variable.
6451 (dwarf2out_end_epilogue): Clear last_var_location_insn.
6452 (dwarf2out_var_location): Don't record anything after last real
6453 insn. Only change labels if there were any real instructions
6454 in between last note and this one, or if changed sections.
6456 2009-06-11 Richard Henderson <rth@redhat.com>
6458 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
6459 note when storing the frame pointer in a register.
6460 (FRP): Don't redefine to nothing for epilogue.
6461 (alpha_expand_epilogue): Mark register and sp restores.
6462 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
6464 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
6465 when gen_lowpart is needed.
6467 2009-06-11 Richard Henderson <rth@redhat.com>
6469 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
6471 * dwarf2out.c (need_data_align_sf_opcode): New.
6472 (div_data_align): Move earlier.
6473 (def_cfa_1, reg_save): Use it.
6475 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
6477 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
6478 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
6479 (ix86_handle_option): Handle OPT_mcrc32.
6480 (ix86_target_string): Add -mcrc32.
6481 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
6483 * config/i386/i386.h (TARGET_CRC32): New.
6485 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6486 (sse4_2_crc32di): Likewise.
6488 * config/i386/i386.opt (mcrc32): New.
6490 * doc/invoke.texi: Document -mcrc32.
6492 2009-06-11 Richard Henderson <rth@redhat.com>
6494 * common.opt (gdwarf-): Accept a version number.
6495 * doc/invoke.texi (gdwarf-): Update docs.
6496 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
6497 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
6498 version level, and record it.
6500 * dwarf2.h (DW_CIE_VERSION): Remove.
6501 * dwarf2out.c (DWARF_VERSION): Remove.
6502 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
6503 (output_call_frame_info): Use CIE version 3 for dwarf3,
6504 or if the return register column is out of range for version 1.
6505 (dwarf_stack_op_name): Add all dwarf3 values.
6506 (DEBUG_PUBTYPES_SECTION): New.
6507 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
6508 encoding change for dwarf3.
6509 (output_die) [dw_val_class_die_ref]: Likewise.
6510 (output_compilation_unit_header): Emit correct version for dwarf3.
6511 (output_line_info): Likewise.
6512 (output_pubnames): Update for DWARF_VERSION removal.
6513 (output_aranges): Likewise.
6514 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
6515 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
6516 (dwarf2out_finish): Likewise.
6518 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6520 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6523 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6526 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
6527 * builtins.c (expand_builtin_unreachable): New function.
6528 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
6529 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
6530 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
6532 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6533 searching for missing barriers.
6535 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6537 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
6538 when -fprofile-generate* was passed.
6539 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6541 2009-06-11 Anthony Green <green@moxielogic.com>
6543 * config/moxie/moxie.md: Define length attribute for all instructions.
6545 (*b<cond:code>): Support limited branch ranges for new PC-relative
6546 branch instructions.
6547 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
6549 2009-06-11 Jakub Jelinek <jakub@redhat.com>
6551 * config/i386/i386.c (min_insn_size): Use get_attr_length
6552 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
6555 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6556 instead of emit_insn_before.
6558 2009-06-10 Ian Lance Taylor <iant@google.com>
6561 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6564 2009-06-10 Revital Eres <eres@il.ibm.com>
6566 * passes.c (init_optimization_passes): Reschedule
6567 predictive-commoning pass before complete unroll pass.
6569 2009-06-10 Martin Jambor <mjambor@suse.cz>
6571 * cgraph.c (cgraph_node_can_be_local_p): New function.
6572 (cgraph_make_node_local): New function.
6573 * cgraph.h (cgraph_node_can_be_local_p): Declare.
6574 (cgraph_make_node_local): Declare.
6576 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
6578 * tree.h (tree_base): Add packed_flag and user_align fields.
6579 Decrease size of spare field.
6580 (TYPE_USER_ALIGN): Use user_align from tree_base.
6581 (DECL_USER_ALIGN): Likewise.
6582 (TYPE_PACKED): Use packed_flag from tree_base.
6583 (DECL_PACKED): Likewise.
6584 (tree_type): Delete packed_flag and user_align fields. Widen
6585 precision field. Widen mode field and shuffle fields to align
6586 mode on an 8-bit boundary.
6587 (tree_decl_common): Delete decl_flag_1 and user_align fields.
6588 Renumber decl_flag_* fields. Fix comments. Widen
6589 decl_common_unused field.
6590 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6591 (DECL_EXTERNAL): Likewise.
6592 (DECL_BIT_FIELD): Likewise.
6593 (DECL_NONADDRESSABLE_P): Likewise.
6594 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6595 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6597 2009-06-10 Ian Lance Taylor <iant@google.com>
6599 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6600 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6601 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6602 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6603 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6604 DEF_VEC_ALLOC_FUNC_P.
6605 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6606 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6607 DEF_VEC_ALLOC_FUNC_O.
6608 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6609 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6610 DEF_VEC_ALLOC_FUNC_I.
6611 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6612 (vec_stack_p_reserve_exact_1): Declare.
6613 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6614 (vec_stack_free): Declare.
6615 (VEC_stack_alloc): Define.
6616 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6617 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6618 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6619 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6621 (stack_vecs): New static variable.
6622 (vec_stack_p_reserve_exact_1): New function.
6623 (vec_stack_o_reserve_1): New static function.
6624 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6625 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6626 (vec_stack_free): New function.
6627 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6628 (VEC_df_ref_stack_alloc): Define.
6629 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6630 DEF_VEC_ALLOC_P_STACK.
6631 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6632 (struct df_collection_rec): Change _vec fields to VEC. Remove
6634 (df_free_collection_rec): Adjust for new fields.
6635 (df_insn_rescan): Use new df_collection_rec fields.
6636 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6637 (df_ref_create_structure, df_ref_record): Likewise.
6638 (df_get_conditional_uses, df_get_call_refs): Likewise.
6639 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6640 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6641 (df_record_exit_block_uses, df_bb_verify): Likewise.
6642 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6643 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6644 Remove count parameter. Change return type to void. Change all
6646 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6647 Remove count parameter. Change return type to void. Change all
6649 (df_install_refs): Change old_vec parameter to VEC. Remove count
6650 parameter. Change all callers.
6651 (df_install_mws): Change old_vec parameter to VEC. Remove count
6652 parameter. Change all callers.
6653 (df_refs_verify): Change new_rec parameter to VEC. Change call
6655 (df_mws_verify): Likewise.
6657 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6659 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6661 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6663 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6665 2009-06-10 Anthony Green <green@moxielogic.com>
6667 * config/moxie/crti.asm: New file.
6668 * config/moxie/crtn.asm: New file.
6669 * config/moxie/moxie.c: New file.
6670 * config/moxie/moxie.h: New file.
6671 * config/moxie/sfp-machine.h: New file.
6672 * config/moxie/moxie-protos.h: New file.
6673 * config/moxie/t-moxie: Created.
6674 * config/moxie/t-moxie-softfp: Created.
6675 * config/moxie/moxie.md: Created.
6676 * config/moxie/constraints.md: Created.
6677 * config.gcc: Add moxie support.
6678 * doc/md.texi (Machine Constraints): Add moxie constraints.
6679 * doc/contrib.texi (Contributors): Mention moxie port.
6680 * doc/install.texi (Specific): Mention the moxie port.
6682 2009-06-09 Ian Lance Taylor <iant@google.com>
6684 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6686 * optabs.c (optab_table): Only use designated initializers if
6687 HAVE_DESIGNATED_INITIALIZERS is defined.
6688 (convert_optab_table): Likewise.
6689 (init_optabs): Always call init_insn_codes if
6690 HAVE_DESIGNATED_INITIALIZERS is not defined.
6692 2009-06-09 Ian Lance Taylor <iant@google.com>
6694 * targhooks.c (default_builtin_vectorized_function): Change fn
6695 parameter to unsigned int.
6696 (default_builtin_vectorized_conversion): Change code parameter to
6698 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6699 * targhooks.h: Update declarations.
6700 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6701 parameter to unsigned int.
6703 * c-typeck.c (comptypes_check_enum_int): New static function.
6704 (comptypes_internal): Add enum_and_int_p parameter. Change all
6706 (comp_target_types): Add location parameter. Change all callers.
6707 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6709 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6710 (build_conditional_expr): Add colon_loc parameter. Change all
6712 (convert_for_assignment): Add location parameter. Change all callers.
6713 * c-parser.c (c_parser_conditional_expression): Pass location of
6714 colon to build_conditional_expr.
6715 * c-tree.h (build_conditional_expr): Update declaration.
6717 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6719 * graphite.c: Revert previous patch.
6721 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6724 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6726 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6728 * tree-ssa-loop-prefetch.c
6729 (loop_prefetch_arrays): Fixed a portability problem in printf format
6732 2009-06-09 Martin Jambor <mjambor@suse.cz>
6734 PR tree-optimization/40351
6735 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6736 refrence to a potential artifical subaccess can be constructed.
6738 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6740 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6741 (sh_override_options): Likewise.
6742 * config/sh/sh.c: Include params.h.
6743 (sh_optimization_options): New.
6744 (sh_override_options): Likewise.
6745 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6746 (OVERRIDE_OPTIONS): Use sh_override_options.
6748 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6750 * dwarf2out.c (emit_cfa_remember): New variable.
6751 (add_fde_cfi): If emit_cfa_remember, recurse to add
6752 DW_CFA_remember_state first.
6753 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6754 instead just set emit_cfa_remember.
6756 2009-06-08 Jan Hubicka <jh@suse.cz>
6759 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6761 2009-06-08 Jan Hubicka <jh@suse.cz>
6764 * cgraphunit.c (save_inline_function_body): Do not copy transform
6765 hooks for saved inline bodies.
6766 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6769 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6771 * jump.c (returnjump_p): Handle delayed branches. Add missing
6774 2009-06-08 Jan Hubicka <jh@suse.cz>
6777 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6778 original node might've been modified.
6779 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6781 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6783 * tree-object-size.c (addr_object_size): Add OSI argument.
6784 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6785 (compute_builtin_object_size, expr_object_size): Adjust callers.
6786 (plus_stmt_object_size): Call addr_object_size instead of
6787 compute_builtin_object_size.
6789 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6790 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6792 * tree-ssa-loop-prefetch.c
6793 (gather_memory_references): Introduced a counter for the number of
6795 (anything_to_prefetch_p): Introduced a counter for the number of
6797 (is_loop_prefetching_profitable): New function with a cost model
6799 (loop_prefetch_arrays): Use the new cost model to determine if
6800 prefetching is profitable.
6801 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6802 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6803 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6804 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6805 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
6806 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6808 2009-06-08 Michael Matz <matz@suse.de>
6811 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6812 partitions use the same.
6813 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6814 for basevars of SSA_NAMEs.
6815 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6816 to not expand them twice.
6817 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
6820 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
6822 * common.opt (fcompare-debug=, fcompare-debug-second): New.
6823 (fdump-final-insns=, gtoggle): New.
6824 * doc/invoke.texi: Document them.
6825 * final.c (rest_of_clean_state): Dump final insn stream.
6826 * gcc.c (invoke_as): Hook in -fcompare-debug.
6827 (static_spec_functions): Add compare-debug-dump-opt,
6828 compare-debug-self-opt and compare-debug-auxbase-opt.
6829 (compare_debug, compare_debug_second, compare_debug_opt): New.
6830 (switches_debug_check, n_switches_debug_check): New.
6831 (debug_auxbase_opt, debug_check_temp_file): New.
6832 (process_command): Handle -fno-compare-debug, -fcompare-debug and
6834 (do_self_spec): Handle arguments after switches.
6835 (do_spec_1): Add .gk extension to temp file basenames for compare.
6836 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
6837 (cc1_options): Use it instead of normal auxbase computation for
6838 the second compare-debug compilation.
6839 (compare_files): New.
6840 (main): Set up and implement compare debug mode.
6841 (compare_debug_dump_opt_spec_function): New.
6842 (compare_debug_self_opt_spec_function): New.
6843 (compare_debug_auxbase_opt_spec_function): New.
6844 * toplev.c (process_options): Handle flag_gtoggle,
6845 flag_dump_final_insns.
6846 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
6847 during -fcompare-debug-second compilation.
6849 2009-06-07 Ian Lance Taylor <iant@google.com>
6851 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
6852 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
6854 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
6855 with no default node. Change warning with %H to warning_at.
6856 Don't clear warn_switch around case checking.
6857 * doc/invoke.texi (Warning Options): Clarify distinction between
6858 -Wswitch and -Wswitch-enum.
6860 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6862 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
6864 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6866 * gbl-ctors.h: Add header guard.
6868 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6870 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
6871 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
6872 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
6873 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
6874 prototypes for removed functions.
6875 (expressions_equal_p): Move to ...
6876 * tree-ssa-sccvn.h: ... here and ...
6877 * matrix-reorg.c: ... adjust includes.
6879 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6881 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
6883 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6885 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
6886 (finish_function): Remove erroneous whitespace.
6888 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6890 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
6891 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
6893 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6895 * errors.c (internal_error): Commentary typo fix.
6896 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
6897 * tree-ssa-pre.c: Ditto.
6899 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6901 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
6902 them is supposed to hold actual statements.
6904 2009-06-06 Ian Lance Taylor <iant@google.com>
6906 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
6907 empty statements can now have attributes.
6909 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
6911 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
6912 * config/mips/mips.md: Ditto.
6914 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6916 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
6918 (__eabi_uconvert): Likewise.
6920 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6922 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
6923 CFI_* definitions with IN_GCC.
6925 2009-06-05 David Edelsohn <edelsohn@gnu.org>
6927 * xcoffout.h (xcoffout_source_line): Update prototype.
6929 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6931 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
6932 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
6934 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6937 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
6938 inlined_function_outer_scope_p blocks for artificial inlines
6940 * tree.c (tree_nonartificial_location): Rewrite using
6941 block_nonartificial_location.
6943 2009-06-05 Revital Eres <eres@il.ibm.com>
6944 Leehod Baruch <leehod@il.ibm.com>
6946 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
6947 (expand_expr_real_1): Remove comment.
6948 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
6949 Vectorize misaligned access when the target supports it.
6950 (vect_supportable_dr_alignment): Check for unaligned access support.
6951 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
6954 2009-06-05 Julian Brown <julian@codesourcery.com>
6956 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
6957 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
6959 2009-06-05 Richard Guenther <rguenther@suse.de>
6962 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
6965 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6967 * config/s390/s390.c (global_not_special_regno_p): New static inline.
6968 (save_gprs): Don't tell unwinder when a global register is saved.
6969 (s390_emit_epilogue): Emit needed epilogue unwind info.
6971 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6973 * dwarf2out.c (deferred_asm_name): New.
6974 (add_name_and_src_coords_attributes): Defer creation of
6975 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
6977 (move_linkage_attr): New.
6978 (dwarf2out_finish): Revisit deferrals and emit attributes at the
6981 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6983 * tree-nested.c (finalize_nesting_tree_1): Declare the
6984 frame_decl in the binding tree.
6986 2009-06-04 Cary Coutant <ccoutant@google.com>
6988 * basic-block.h (struct basic_block_def): Add discriminator field.
6989 * dbxout.c (dbxout_source_line): Add new parameter. Change all
6991 * debug.c (do_nothing_debug_hooks): Add additional entry.
6992 (debug_nothing_int_charstar_int): New function.
6993 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
6994 (debug_nothing_int_charstar_int): New declaration.
6995 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
6996 discriminator value in .loc directive.
6997 * final.c (last_discriminator): New variable.
6998 (discriminator): New variable.
6999 (final_start_function): Initialize above variables, pass current
7000 discriminator to debug hook.
7001 (notice_source_line): Check for discriminator change.
7002 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
7003 * sdbout.c (sdbout_source_line): New parameter.
7004 * tree-cfg.c (struct locus_discrim_map): New structure type.
7005 (discriminator_per_locus): New hash table.
7006 (build_gimple_cfg): Allocate and free discriminator hash table.
7007 (make_edges): Call assign_discriminator.
7008 (locus_map_hash): New function.
7009 (locus_map_eq): New function.
7010 (next_discriminator_for_locus): New function.
7011 (same_line_p): New function.
7012 (assign_discriminator): New function.
7013 (make_cond_expr_edges): Call assign_discriminator.
7014 (make_gimple_switch_edges): Likewise.
7015 (first_non_label_stmt): New function.
7016 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
7018 * xcoffout.c (xcoffout_source_line): Add new parameter.
7020 * configure.ac (gcc_cv_as_discriminator): New configury check for
7021 gas support for discriminator.
7022 * configure: Regenerate.
7023 * config.in: Regenerate.
7025 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7027 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
7028 val after checking for integers.
7030 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
7032 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
7034 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
7035 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
7036 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
7037 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
7038 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
7039 X64_SSE_REGPARM_MAX.
7040 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
7041 X64_SSE_REGPARM_MAX.
7043 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7045 * gcc.c (report_times_to_file): New.
7046 (execute): Implement it.
7047 (process_command): Support -time=.
7048 * doc/invoke.texi: Document it.
7050 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7052 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
7053 that have value exprs.
7055 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
7057 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
7058 declarations for constants until...
7059 (dw2_output_indirect_constant_1): ... this point.
7061 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
7064 * arm.md (arm_addsi3): Don't try to split an add with an
7065 eliminable register until after reload has completed.
7067 2009-06-03 Ian Lance Taylor <iant@google.com>
7069 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
7070 * genattrtab.c (write_length_unit_log): Likewise.
7071 * genchecksum.c (dosum): Likewise.
7072 * gengtype.c (write_rtx_next): Likewise.
7073 (finish_root_table, write_roots): Likewise.
7074 * gimple.c (gimple_ops_offset_): Likewise.
7075 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
7076 * config/arc/arc.c (arc_attribute_table): Likewise.
7077 * config/arm/arm.c (arm_attribute_table): Likewise.
7078 * config/avr/avr.c (avr_attribute_table): Likewise.
7079 * config/crx/crx.c (crx_attribute_table): Likewise.
7080 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
7081 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
7082 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
7083 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
7084 * config/sh/sh.c (sh_attribute_table): Likewise.
7085 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
7086 * config/spu/spu.c (spu_attribute_table): Likewise.
7087 * config/v850/v850.c (v850_attribute_table): Likewise.
7089 * config/alpha/alpha.c (vms_attribute_table): Make static.
7090 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
7091 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
7092 * config/mips/mips.c (mips_attribute_table): Likewise.
7094 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
7096 (cc1-checksum.o): Likewise.
7098 2009-06-03 Steve Ellcey <sje@cup.hp.com>
7100 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
7102 2009-06-03 Jakub Jelinek <jakub@redhat.com>
7104 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
7105 insn if it is changing sp. Use gen_add3_insn instead of
7106 conditionally gen_addsi3 and gen_adddi3.
7107 (offset_below_red_zone_p): New static inline function.
7108 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
7109 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
7110 * config/rs6000/ppc-asm.h: Include auto-host.h.
7111 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
7112 CFI_RESTORE): Define.
7113 * config/rs6000/crtresxgpr.asm: Add unwind info.
7114 * config/rs6000/crtresxfpr.asm: Likewise.
7115 * config/rs6000/crtresgpr.asm: Likewise.
7116 * config/rs6000/crtresfpr.asm: Likewise.
7117 * config/rs6000/crtsavgpr.asm: Likewise.
7118 * config/rs6000/crtsavfpr.asm: Likewise.
7120 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
7121 argument of DWARF2_FRAME_REG_OUT macros.
7123 2009-06-03 Julian Brown <julian@codesourcery.com>
7125 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
7126 words or less (including TImode) in core registers.
7128 2009-06-03 Richard Guenther <rguenther@suse.de>
7131 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
7133 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
7135 * statistics.c (statistics_counter_event): Do not record event
7136 in pass dump if its number == -1.
7137 (curr_statistics_hash): Add assert that we never get passes
7138 with static number == -1.
7140 2009-06-03 Richard Guenther <rguenther@suse.de>
7141 Andrey Belevantsev <abel@ispras.ru>
7143 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
7144 non-BLKmode arrays addressable.
7146 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
7148 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
7149 * config/m68k/m68k.h: ... here.
7150 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
7153 2009-06-03 Martin Jambor <mjambor@suse.cz>
7155 PR tree-optimization/40323
7156 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
7159 2009-06-03 Richard Guenther <rguenther@suse.de>
7161 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7164 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
7166 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7167 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
7168 JUMP_TABLE_DATA_P where applicable.
7169 * config/sh/sh.c: Ditto.
7170 * config/sh/sh.h: Ditto.
7171 * config/sh/sh.md: Ditto.
7172 * config/sh/symbian.c: Ditto.
7174 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
7176 * config/i386/driver-i386.c (describe_cache): Optimize
7177 concatenation of strings. Use snprintf instead of sprintf.
7178 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
7179 target when not compiling with GCC.
7181 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
7183 * config/sh/sh.c: Revert last change.
7184 (sh_expand_epilogue): Emit a blockage insn before the frame
7185 pointer adjustment unconditionally.
7187 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7189 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
7190 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
7191 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
7192 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
7193 to COLLECT_GCC_OPTIONS.
7195 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7197 * collect2.c (target_system_root): New variable.
7198 (main): Handle --sysroot=.
7199 (ignore_library): Strip the sysroot from the library path.
7201 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7203 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
7204 (collect2.o): Depend on collect2-aix.h.
7205 (collect2-aix.o): New rule.
7206 * collect2-aix.h: New file.
7207 * collect2-aix.c: Likewise.
7208 * collect2.c: Include collect2-aix.h. Don't undefine
7209 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
7210 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
7211 Use TARGET_AIX_VERSION instead of _AIX51.
7212 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
7213 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
7214 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
7215 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
7216 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
7218 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7220 * collect2.c (ignore_library): Avoid premature post-increment
7223 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7225 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
7226 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
7227 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
7228 CROSS_DIRECTORY_STRUCTURE too.
7229 (LINK_LIBG_SPEC): Likewise.
7230 (LIB_SPEC): Add %R to sysroot paths.
7231 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
7232 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
7233 * config/rs6000/aix51.h: As for aix43.h.
7234 * config/rs6000/aix52.h: Likewise.
7235 * config/rs6000/aix53.h: Likewise.
7236 * config/rs6000/aix61.h: Likewise.
7237 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
7238 to the beginning of sysroot paths.
7240 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7242 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
7243 INSN_LISTs that are out of the REG_NOTE range.
7245 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7247 * loop-unroll.c (struct iv_to_split): Add pointer to next.
7248 (struct var_to_expand): Likewise.
7249 (struct opt_info): Add head and tail for linked lists of the above.
7250 (analyze_insn_to_expand_var): Initialize next.
7251 (analyze_iv_to_split_insn): Likewise.
7252 (analyze_insns_in_loop): Create linked lists.
7253 (allocate_basic_variable): Simplify for use without hash table.
7254 (insert_var_expansion_initialization): Likewise, make it type-safer.
7255 (combine_var_copies_in_loop_exit): Likewise.
7256 (apply_opt_in_copies): Walk lists rather than hash tables.
7257 (release_var_copies): Simplified and inlined by hand into...
7258 (free_opt_info): ... this function.
7260 2009-06-02 Richard Guenther <rguenther@suse.de>
7262 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7265 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7267 * cfgexpand.c (gimple_expand_cfg): Discard the source location
7268 only for builtins that are not overridden.
7270 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7272 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
7275 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7277 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
7279 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7281 * combine.c (move_deaths): Compare LUIDs within the same BB only.
7283 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7285 * common.opt (fdump-unnumbered-links): New.
7286 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
7287 * print-rtl.c (flag_dump_unnumbered_links): New.
7288 (print_rtx): Test it.
7290 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
7292 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
7293 push/pop multiple to 8-byte alignment.
7295 2009-06-01 Jakub Jelinek <jakub@redhat.com>
7297 * config/i386/i386.c (queued_cfa_restores): New static variable.
7298 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
7300 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
7301 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
7302 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
7303 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
7304 note unconditionally.
7305 (ix86_emit_restore_regs_using_mov): Likewise.
7306 (ix86_emit_restore_sse_regs_using_mov): Likewise.
7307 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
7308 it through to ix86_emit_restore_reg_using_pop.
7309 (ix86_emit_leave): Add RED_OFFSET argument. Call
7310 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
7311 instead of adding REG_CFA_OFFSET note unconditionally.
7312 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
7313 the above functions. Call ix86_add_queued_cfa_restore_notes when
7316 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
7317 force output of the label even for dwarf2out_do_cfi_asm.
7318 (add_fde_cfi): If -g2 and above and cfi might change CFA,
7319 force creation of CFI label and chain DW_CFA_set_loc jumping to it
7320 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
7322 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
7323 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
7324 dwarf2out_cfi_label callers.
7325 * tree.h (dwarf2out_cfi_label): Adjust prototype.
7326 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
7327 Adjust dwarf2out_cfi_label callers.
7328 * config/vax/vax.c (vax_output_function_prologue): Likewise.
7330 * config/i386/i386.h (struct machine_cfa_state,
7331 struct machine_function): Guard with ifndef USED_FOR_TARGET
7332 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
7335 * emutls.c (__emutls_get_address): Change arr->size to mean number
7336 of allocated arr->data entries instead of # of slots + 1.
7339 * recog.c (peep2_reinit_state): New function.
7340 (peephole2_init_state): Use it at the end of a basic block and also
7341 when seeing a RTX_FRAME_RELATED_P insn.
7343 2009-06-01 Steve Ellcey <sje@cup.hp.com>
7345 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
7346 fixuns_truncrfdi2): New.
7347 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
7348 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
7349 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
7350 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
7351 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
7352 *recip_approx): Remove.
7353 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
7354 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
7355 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
7357 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
7360 2009-06-01 Ian Lance Taylor <iant@google.com>
7362 * attribs.c (register_attribute): Use CONST_CAST.
7363 * collect2.c (main): Use CONST_CAST2.
7364 (scan_prog_file): Likewise.
7365 * gcc.c (process_command, main): Likewise.
7366 * toplev.c (toplev_main): Likewise.
7368 * c-typeck.c (handle_warn_cast_qual): New static function,
7369 partially broken out of build_c_cast.
7370 (build_c_cast): Call handle_warn_cast_qual.
7371 * doc/invoke.texi (Warning Options): Document new effect of
7374 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
7376 * diagnostic.c (diagnostic_build_prefix): Always print columns.
7377 (diagnostic_report_current_module): Print columns.
7378 * common.opt (flag_show_column): Enable by default.
7380 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
7382 * alias.c (find_base_term): Check for NULL term before returning.
7384 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7386 Revert due to PR40320:
7387 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7388 * calls.c (emit_library_call_value_1): Don't force_operand for move
7391 2009-06-01 Olivier Hainque <hainque@adacore.com>
7392 Eric Botcazou <ebotcazou@adacore.com>
7394 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
7395 to be processed as a bitfield for constructor output purposes.
7396 * output.h (initializer_constant_valid_for_bitfield_p): Declare
7398 * varasm.c (oc_local_state): New type, output_constructor
7399 local state to support communication with helpers.
7400 (oc_outer_state): New type, output_constructor outer state of
7401 relevance in recursive calls.
7402 (output_constructor_array_range): New output_constructor helper,
7403 extracted code for an array range element.
7404 (output_constructor_regular_field): New output_constructor helper,
7405 extracted code for an element that is not a bitfield.
7406 (output_constructor_bitfield): New output_constructor helper,
7407 extracted code for a bitfield element. Accept an OUTER state
7408 argument for recursive processing. Recurse on record or array
7409 CONSTRUCTOR values, possibly past noop conversions.
7410 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
7411 VALUE is a valid constant-valued expression for use in a static
7412 bit-field initializer.
7413 (output_constructor): Rework to use helpers. Accept and honor an
7414 OUTER state argument for recursive calls. Return total size. Be
7415 prepared for nested constructors initializing bitfields.
7416 (output_constant): Feed OUTER in calls to output_constructor.
7418 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7420 * calls.c (emit_library_call_value_1): Don't force_operand for move
7423 2009-06-01 Nick Clifton <nickc@redhat.com>
7425 * doc/invoke.texi (IA-64 Options): Fix typo.
7427 2009-06-01 Ira Rosen <irar@il.ibm.com>
7429 PR tree-optimization/39129
7430 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
7432 (vect_do_peeling_for_loop_bound): Use
7433 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7434 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7435 (vect_loop_versioning): Likewise.
7436 (vect_create_cond_for_alias_checks): Fix indentation.
7437 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
7439 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
7440 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
7441 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
7442 "control flow in loop".
7443 (vect_estimate_min_profitable_iters): Use
7444 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7445 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7446 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7447 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
7448 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
7449 statement belongs to a group of strided accesses with the exact code
7451 (vectorizable_load): Likewise.
7452 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
7453 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7455 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
7457 * config/freebsd-stdint.h: New file.
7458 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
7459 Add freebsd-stdint.h to tm_file.
7461 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
7463 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
7464 (thumb2_extendhidi2): Likewise.
7466 2009-05-31 Ian Lance Taylor <iant@google.com>
7468 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
7470 2009-05-31 Ian Lance Taylor <iant@google.com>
7472 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
7473 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
7474 (ipa-reference.o): Depend upon gt-ipa-reference.h.
7476 2009-05-31 Jason Merrill <jason@redhat.com>
7478 * tree-pretty-print.c (print_call_name): Take the callee, not the
7479 call itself. Make non-static. Use dump_function_name for functions.
7480 (dump_generic_node): Adjust.
7481 * diagnostic.h: Declare print_call_name.
7482 * gimple-pretty-print.c (dump_gimple_call): Use it.
7484 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7486 * config/sh/sh.md (ashldi3_std): New define_expand.
7489 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7492 * config/sh/sh.c: Include debug.h.
7493 (sh_expand_epilogue): Emit a blockage insn before the frame
7494 pointer adjustment also when dwarf2out_do_frame returns true.
7496 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7498 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7499 (thumb2_extendqidi2): New pattern.
7501 2009-05-31 Ira Rosen <irar@il.ibm.com>
7503 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
7504 mark phis for renaming.
7505 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
7506 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
7507 Call mark_sym_for_renaming.
7508 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
7509 * tree-vect-loop.c (vect_transform_loop): Remove
7510 vect_memsyms_to_rename initialization and a call to
7511 mark_set_for_renaming.
7513 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7516 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7517 frame related even if !set_cfa && style < 0.
7519 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
7521 * config/i386/mingw-tls.c: New file.
7522 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
7523 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
7524 defining _WIN32 but not __CYGWIN__.
7526 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7528 * configure.ac: Add MPC support.
7530 * config.in, configure: Regenerate.
7532 2009-05-29 Richard Henderson <rth@redhat.com>
7534 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
7535 NOTE_INSN_BASIC_BLOCK.
7536 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
7537 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7538 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
7540 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
7542 (add_cfi): Disable check redefining cfa away from drap.
7543 (lookup_cfa_1): Add remember argument; handle remember/restore.
7544 (lookup_cfa): Pass remember argument.
7545 (cfa_remember): New.
7546 (compute_barrier_args_size_1): Remove sibcall check.
7547 (dwarf2out_frame_debug_def_cfa): New.
7548 (dwarf2out_frame_debug_adjust_cfa): New.
7549 (dwarf2out_frame_debug_cfa_offset): New.
7550 (dwarf2out_frame_debug_cfa_register): New.
7551 (dwarf2out_frame_debug_cfa_restore): New.
7552 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
7553 (dwarf2out_begin_epilogue): New.
7554 (dwarf2out_frame_debug_restore_state): New.
7555 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
7556 DW_CFA_restore_state.
7557 (output_cfi_directive): Likewise.
7558 (convert_cfa_to_fb_loc_list): Likewise.
7559 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
7560 * dwarf2out.h: Update.
7561 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
7562 (copy_insn_1): Early out for null.
7563 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
7564 and dwarf2out_frame_debug_restore_state.
7565 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
7566 (prologue_insn_hash, epilogue_insn_hash): New.
7567 (free_after_compilation): Adjust freeing accordingly.
7568 (record_insns): Create hash table if needed; push insns into
7569 hash instead of array.
7570 (maybe_copy_epilogue_insn): New.
7571 (contains): Search hash table instead of array.
7572 (sibcall_epilogue_contains): Remove.
7573 (thread_prologue_and_epilogue_insns): Split eh_return insns
7574 and mark them as epilogues.
7575 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
7576 scanning in terms of basic blocks.
7577 * insn-notes.def (CFA_RESTORE_STATE): New.
7578 * jump.c (returnjump_p_1): Accept EH_RETURN.
7579 (eh_returnjump_p_1, eh_returnjump_p): New.
7580 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
7581 CFA_REGISTER, CFA_RESTORE): New.
7582 * rtl.def (EH_RETURN): New.
7583 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
7585 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7586 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
7588 * config/i386/i386.c (gen_push): Update cfa state.
7589 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
7590 add a CFA_ADJUST_CFA note.
7591 (ix86_dwarf_handle_frame_unspec): Remove.
7592 (ix86_expand_prologue): Update cfa state.
7593 (ix86_emit_restore_reg_using_pop): New.
7594 (ix86_emit_restore_regs_using_pop): New.
7595 (ix86_emit_leave): New.
7596 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7597 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7598 * config/i386/i386.h (struct machine_cfa_state): New.
7599 (ix86_cfa_state): New.
7600 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7601 (eh_return_internal): Merge from eh_return_<mode>,
7602 use eh_return rtx, split w/ epilogue.
7604 2009-05-29 Ian Lance Taylor <iant@google.com>
7606 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7608 * calls.c (emit_library_call_value_1): Likewise.
7610 * c-typeck.c (c_build_va_arg): New function.
7611 * c-tree.h (c_build_va_arg): Declare.
7612 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7613 instead of build_va_arg.
7615 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7617 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7618 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7619 (ptr_difference_cost): Use affine combinations to compute it.
7620 (difference_cost): Likewise.
7621 (get_computation_cost_at): Compute more accurate cost for addresses
7622 if the ratio is a multiplier allowed in addresses.
7623 For non-addresses, consider that an additional offset or symbol is
7626 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7628 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7629 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7631 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7632 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7633 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7635 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7636 to 1 for TYPE_SSE{IADD1,CVT1}.
7637 (prefix_vex_imm8): Removed.
7638 (length_vex): Only pass 1 as second argument to
7639 ix86_attr_length_vex_default if prefix_extra is 0.
7640 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7641 (length): For prefix vex computation use length_immediate
7642 attribute instead of prefix_vex_imm8.
7643 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7644 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7645 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7646 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7647 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7648 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7649 a space in between the operands.
7650 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7651 if one operand is 0xff and the other one si, di, bp or sp.
7652 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7653 other one si, di, bp or sp.
7654 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7655 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7656 type and mode attributes.
7657 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7658 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7659 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7660 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7661 prefix_data16 attribute iff MODE_DF.
7662 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7663 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7664 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7665 constm128_operand in length_immediate computation.
7666 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7667 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7668 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7669 length_immediate attribute to 1.
7670 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7671 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7672 for certain alternatives.
7673 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7674 prefix_data16 attribute if MODE_V1DF.
7675 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7676 length_immediate to 1.
7677 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7678 length_address to 4, set mode attribute to MODE_DI.
7679 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7680 (fxam<mode>2_i387): Set length attribute to 4.
7681 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7682 *prefetch_3dnow_rex): Override length_address attribute.
7683 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7685 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7686 (constm128_operand): Removed.
7687 * config/i386/i386.c (memory_address_length): For
7688 disp && !index && !base in 64-bit mode account for SIB byte if
7689 print_operand_address can't optimize disp32 into disp32(%rip)
7690 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7691 for fs: or gs: segment.
7692 (ix86_attr_length_immediate_default): When checking if shortform
7693 is possible, truncate immediate to the length of the non-shortened
7695 (ix86_attr_length_address_default): Ignore MEM_P operands
7697 (ix86_attr_length_vex_default): Only check for DImode on
7698 GENERAL_REG_P operands.
7699 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7700 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7701 (sse_cvttps2pi): Clear prefix_rep attribute.
7702 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7704 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7705 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7706 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7707 iff operand 2 is const_int_operand.
7708 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7709 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7710 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7712 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7714 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7715 prefix_data16 attribute for movlpd and movhpd instructions.
7716 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7717 length_immediate for shufpd instruction.
7718 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7719 (avx_cmpp<avxmodesuffixf2c><mode>3,
7720 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7721 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7722 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7723 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7724 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7725 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7726 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7727 prefix_data16 attribute for the first alternative to 1.
7728 (*avx_loadlps): Override length_immediate for the first alternative.
7729 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7730 attributes for second alternative.
7731 (*vec_concatv2sf_sse4_1): Override length_immediate and
7732 prefix_data16 attributes for second alternative.
7733 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7734 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7735 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7736 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7737 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7738 prefix_data16 and length_immediate to 1.
7739 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7741 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7742 prefix_extra attribute for variants that don't have 0f prefix alone.
7743 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7744 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7745 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7746 *sse4_1_pextrd): Set length_immediate to 1.
7747 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7748 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7750 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7751 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7752 length_immediate to 1 for second alternative.
7753 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7754 prefix_extra and length_immediate attributes for the first
7756 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7758 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7759 to 1 for the first and third alternative.
7760 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7762 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7764 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7766 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7767 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7768 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7769 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7770 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7771 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7772 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7773 ssse3_psign<mode>3): Override prefix_rex attribute.
7774 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7775 (ssse3_palignrti): Override length_immediate to 1.
7776 (ssse3_palignrdi): Override length_immediate to 1, override
7777 prefix_rex attribute.
7778 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7779 (sse4a_extrqi): Override length_immediate to 2.
7780 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7781 (sse4a_insertq): Override prefix_data16 to 0.
7782 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7783 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7784 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7785 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7786 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7787 and length_immediate to 1.
7788 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7789 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7790 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7791 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7792 and length_immediate to 1.
7793 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7794 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7795 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7796 avx_ptest256): Override prefix_extra to 1.
7797 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7798 Override prefix_data16 and length_immediate to 1.
7799 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7800 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7801 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7802 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7803 prefix_data16 to 0 and prefix_extra to 2.
7804 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7805 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7807 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7808 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7809 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7810 and prefix_extra to 2.
7811 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7812 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7813 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7814 avx_vpermilvar<mode>3,
7815 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7816 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7817 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7818 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7819 Override prefix_extra to 1.
7820 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
7821 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
7822 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
7823 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
7824 prefix_extra and length_immediate to 1.
7825 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
7827 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
7828 to 1 for the first alternative.
7829 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
7830 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
7832 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
7833 *movv2sf_internal_avx, *movv2sf_internal): Override
7834 prefix_rep attribute for certain alternatives.
7835 (*mov<mode>_internal): Override prefix_rep or prefix_data16
7836 attributes for certain alternatives.
7837 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
7838 attributes for certain alternatives.
7839 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
7840 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
7841 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
7842 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
7843 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
7844 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
7845 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
7846 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
7847 length_immediate to 1 if operand 2 is const_int_operand.
7848 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
7849 *vec_extractv2si_1): Set length_immediate attribute to 1.
7850 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
7851 using old 3DNOW insn rather than SSE/3DNOW_A.
7852 (mmx_emms, mmx_femms): Clear modrm attribute.
7854 2009-05-29 Martin Jambor <mjambor@suse.cz>
7856 * tree-sra.c: New implementation of SRA.
7858 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
7859 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
7860 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
7861 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
7862 (SRA_MAX_STRUCTURE_COUNT): Removed.
7863 (SRA_FIELD_STRUCTURE_RATIO): Removed.
7864 * doc/invoke.texi (sra-max-structure-size): Removed.
7865 (sra-field-structure-ratio): Removed.
7867 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7870 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
7873 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
7875 PR rtl-optimization/40101
7876 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
7877 seqno. Adjust comment.
7878 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
7879 inserting bookkeeping before a jump, the jump is not scheduled.
7880 When no positive seqno found, provide a value. Add comment.
7882 2009-05-29 Richard Guenther <rguenther@suse.de>
7884 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
7885 short-cutting on the first component.
7887 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7890 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
7891 for trees other than decls/types.
7893 2009-05-29 Richard Guenther <rguenther@suse.de>
7895 * tree-ssa-operands.c (get_expr_operands): Do not handle
7896 INDIRECT_REFs in the handled-component case. Remove
7897 unused get_ref_base_and_extent case.
7898 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
7899 tree_low_cst and host_integerp where possible.
7900 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
7901 codes for equivalence.
7902 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
7904 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
7906 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
7907 to tmake_file for i[34567]86-*-cygwin*.
7909 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7912 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
7913 (altivec_categorize_keyword, init_vector_keywords,
7914 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
7917 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
7919 * tree.c (handle_dll_attribute): Check if node is
7920 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
7922 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
7924 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
7926 (thumb2_zero_extendqidi2): Likewise.
7928 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
7930 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
7931 instead of gen_movrt.
7932 * config/sh/sh.md (movrt): Remove.
7934 2009-05-28 Steve Ellcey <sje@cup.hp.com>
7936 * doc/invoke.texi (IA-64 Options):
7937 Add -msdata, -mfused-madd, -mno-inline-float-divide,
7938 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
7939 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
7940 -msched-prefer-non-control-spec-insns,
7941 -msched-stop-bits-after-every-cycle,
7942 -msched-count-spec-in-critical-path,
7943 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
7944 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
7945 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
7946 and -msched-spec-verbose.
7948 2009-05-28 Joseph Myers <joseph@codesourcery.com>
7950 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
7951 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
7953 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
7955 2009-05-28 Richard Guenther <rguenther@suse.de>
7957 * tree-ssa-alias.c (ao_ref_init): New function.
7958 (ao_ref_base): Likewise.
7959 (ao_ref_base_alias_set): Likewise.
7960 (ao_ref_alias_set): Likewise.
7961 (refs_may_alias_p_1): Change signature.
7962 (refs_may_alias_p): Adjust.
7963 (refs_anti_dependent_p): Likewise.
7964 (refs_output_dependent_p): Likewise.
7965 (call_may_clobber_ref_p_1): Change signature.
7966 (call_may_clobber_ref_p): Adjust.
7967 (stmt_may_clobber_ref_p_1): New function split out from ...
7968 (stmt_may_clobber_ref_p): ... here.
7969 (maybe_skip_until): Adjust signature.
7970 (get_continuation_for_phi): Likewise.
7971 (walk_non_aliased_vuses): Likewise.
7972 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
7973 (ao_ref_init): Declare.
7974 (ao_ref_base): Likewise.
7975 (ao_ref_alias_set): Likewise.
7976 (stmt_may_clobber_ref_p_1): Likewise.
7977 (walk_non_aliased_vuses): Adjust.
7978 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
7979 (get_ref_from_reference_ops): remove.
7980 (vn_reference_lookup_2): Adjust signature.
7981 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
7982 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
7983 (vn_reference_lookup): Adjust.
7984 (vn_reference_insert): Likewise.
7985 (vn_reference_insert_pieces): Adjust signature.
7986 (visit_reference_op_call): Adjust.
7987 * tree-ssa-pre.c (get_expr_type): Simplify.
7988 (phi_translate_1): Adjust.
7989 (compute_avail): Likewise.
7990 (translate_vuse_through_block): Do not re-build trees.
7991 (value_dies_in_block_x): Likewise.
7992 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
7994 (vn_reference_lookup_pieces): Adjust declaration.
7995 (vn_reference_insert_pieces): Likewise.
7997 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
7999 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
8000 with checking disabled.
8002 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
8006 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
8007 macro definition for support of three-operand format aligned
8008 .comm directive in assembler on cygwin/pe/mingw target OS.
8009 * configure: Regenerate.
8010 * config.h: Regenerate.
8012 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
8013 aligned form of .comm directive if -mpe-aligned-commons is in effect.
8014 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
8016 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
8017 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
8019 2009-05-28 Ira Rosen <irar@il.ibm.com>
8021 PR tree-optimization/40254
8022 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
8023 in analysis of basic blocks.
8025 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
8028 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
8029 * target-def.h (TARGET_CONST_ANCHOR): New macro.
8030 (TARGET_INITIALIZER): Use it.
8031 * cse.c (CHEAPER): Move it up to the other macros.
8032 (insert): Rename this ...
8033 (insert_with_costs): ... to this. Add cost parameters. Update
8035 (insert): New function. Call insert_with_costs.
8036 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
8037 find_reg_offset_for_const, try_const_anchors): New functions.
8038 (cse_insn): Call try_const_anchors. Adjust cost of src_related
8039 when using a const-anchor. Call insert_const_anchors.
8040 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
8041 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
8043 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8045 * tree-inline.c (remap_decls): Enable nonlocalized variables
8046 when not optimizing.
8048 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
8050 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
8051 Simplify other tests involving optimize.
8053 2009-05-27 Tom Tromey <tromey@redhat.com>
8055 * unwind-dw2.c (_Unwind_DebugHook): New function.
8056 (uw_install_context): Call _Unwind_DebugHook.
8058 2009-05-27 Tom Tromey <tromey@redhat.com>
8060 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
8062 2009-05-27 Ian Lance Taylor <iant@google.com>
8064 * Makefile.in (LINKER, LINKER_FLAGS): Define.
8065 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
8066 (ALL_LINKERFLAGS): Define.
8067 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
8068 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8069 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
8070 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8071 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
8072 $(LINKER_FOR_BUILD).
8073 (build/gcov-iov$(build_exeext)): Likewise.
8075 2009-05-27 Julian Brown <julian@codesourcery.com>
8077 * gcse.c (target.h): Include.
8078 (can_assign_to_reg_without_clobbers_p): Check that the target allows
8079 copy of argument to a pseudo register.
8081 2009-05-27 Diego Novillo <dnovillo@google.com>
8083 * tree-ssa-live.c (dump_scope_block): Document arguments.
8084 (dump_scope_blocks): Document.
8085 (debug_scope_blocks): New.
8086 * tree-flow.h (debug_scope_blocks): Declare.
8088 2009-05-21 Denis Chertykov <denisc@overta.ru>
8090 * doc/contrib.texi (Contributors): Add myself to the list.
8092 2009-05-27 Olivier Hainque <hainque@adacore.com>
8094 * expr.c (target_align): New function. Alignment the TARGET of an
8095 assignment may be assume to have.
8096 (highest_pow2_factor_for_target): Use it instead of relying on
8097 immediate tree attributes of TARGET, not necessarily honored when
8098 intermediate bitfields are involved.
8100 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
8103 * config/i386/driver-i386.c (host_detect_local_cpu): Support
8104 AVX, SSE4, AES, PCLMUL and POPCNT.
8106 2009-05-27 Diego Novillo <dnovillo@google.com>
8108 * tree-pretty-print.c (dump_location): New.
8109 (dump_generic_node): Call it.
8110 Factor code to handle BLOCK nodes ...
8111 (dump_block_node): ... here.
8113 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
8115 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
8117 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
8119 * gcc-plugin.h: Include config.h and system.h.
8120 (IN_GCC): Define if not defined.
8122 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
8125 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
8128 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
8130 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
8132 * config/m32r/m32r.h: Ditto.
8133 * config/m32r/m32r.md: Ditto.
8134 * config/m32r/predicates.md: Ditto.
8136 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
8138 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
8140 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
8143 (Loading plugins): typo.
8144 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
8145 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8146 (Interacting with the GCC Garbage Collector): Added new section.
8147 (Giving information about a plugin): Added new section for
8149 * ggc.h (ggc_register_root_tab): Added declaration.
8150 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
8151 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
8152 (register_callback): Improved comment in declaration.
8153 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
8154 (extra_root_vec) Added static variable for dynamic roots registration.
8155 (ggc_register_root_tab) Added new routine.
8156 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
8157 PLUGIN_GGC_MARKING event.
8158 * ggc-zone.c: Include plugin.h.
8159 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8160 * ggc-page.c: Include plugin.h.
8161 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8162 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
8163 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
8164 (register_callback): check lack of callbacks for
8165 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
8166 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
8167 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
8168 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8169 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
8170 dependency on plugin.h.
8171 (plugin.o): Added dependency on ggc.h...
8173 2009-05-26 Richard Guenther <rguenther@suse.de>
8177 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8178 with mismatched comparison modes.
8180 * expr.c (expand_expr_real_1): Expand the operand of a
8181 VIEW_CONVERT_EXPR in its natural mode.
8183 2009-05-26 Ian Lance Taylor <iant@google.com>
8185 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
8186 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
8187 (ALL_COMPILERFLAGS): Define.
8188 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
8189 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8190 (collect2$(exeext), collect2.o): Likewise.
8191 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
8192 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
8193 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
8194 (libbackend.o, intl.o, cppdefault.o): Likewise.
8195 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8196 (build/%.o): Use $(COMPILER_FOR_BUILD).
8197 (build/gen%$(build_exeext)): Likewise.
8198 (build/gcov-iov$(build_exeext)): LIkewise.
8199 * config/t-darwin (darwin.o): Use $(COMPILER).
8200 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
8201 * config/t-sol2 (sol2-c.o): Likewise.
8203 * config/t-vxworks (vxworks.o): Likewise.
8204 * config/x-darwin (host-darwin.o): Likewise.
8205 * config/x-hpux (host-hpux.o): Likewise.
8206 * config/x-linux (host-linux.o): Likewise.
8207 * config/x-solaris (host-solaris.o): Likewise.
8208 * config/alpha/x-alpha (driver-alpha.o): Likewise.
8209 * config/arm/t-arm (arm-c.o): Likewise.
8210 * config/arm/t-pe (pe.o): Likewise.
8211 * config/arm/t-wince-pe (pe.o): Likewise.
8212 * config/i386/t-cygming (winnt.o): Likewise.
8213 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
8214 * config/i386/t-cygwin (cygwin1.o): Likewise.
8215 (cygwin2.o): Likewise.
8216 * config/i386/t-i386 (i386-c.o): Likewise.
8217 * config/i386/t-interix (winnt.o): Likewise.
8218 * config/i386/t-netware (netware.o): Likewise.
8219 * config/i386/t-nwld (nwld.o): Likewise.
8220 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
8221 * config/i386/x-i386 (driver-i386.o): Likewise.
8222 * config/i386/x-cygwin (host-cygwin.o): Likewise.
8223 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
8224 * config/ia64/t-ia64 (ia64-c.o): Likewise.
8225 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
8226 * config/mips/x-native (driver-native.o): Likewise.
8227 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
8228 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
8229 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
8230 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
8231 * config/score/t-score-elf (score7.o): Likewise.
8232 (score3.o): Likewise.
8233 * config/sh/t-sh (sh-c.o): Likewise.
8234 * config/sh/t-symbian (sh-c.o): Likewise.
8235 (symbian.o): Likewise.
8236 * config/spu/t-spu-elf (spu-c.o): Likewise.
8237 * config/v850/t-v850 (v850-c.o): Likewise.
8238 * config/v850/t-v850e (v850-c.o): Likewise.
8240 2009-05-26 Richard Guenther <rguenther@suse.de>
8242 PR tree-optimization/40122
8243 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
8244 VECTOR_CSTs if possible.
8245 (fold_gimple_assign): Likewise.
8247 2009-05-26 Richard Guenther <rguenther@suse.de>
8250 * fold-const.c (fold_binary): Use the correct types for building
8253 2009-05-26 Richard Guenther <rguenther@suse.de>
8255 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
8256 redundant calls to merge_alias_info.
8257 (bump_vector_ptr): Likewise.
8258 * tree-ssa-copy.c (merge_alias_info): Remove.
8259 (replace_exp_1): Remove call to merge_alias_info.
8260 (propagate_tree_value): Likewise.
8261 (fini_copy_prop): Propagate points-to info.
8262 * tree-flow.h (merge_alias_info): Remove.
8264 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8266 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
8268 2009-05-25 Jan Hubicka <jh@suse.cz>
8270 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8271 * cgraph.h (struct inline_summary): New filed self_wize,
8272 size_inlining_benefit, self_time and time_inlining_benefit.
8273 (struct cgraph_global_info): Replace insns by time ans size fields.
8274 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8275 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8276 (ipcp_update_callgraph): Do not touch function bodies.
8277 * ipa-inline.c: Include except.h
8278 (MAX_TIME): New constant.
8279 (overall_insns): Remove.
8281 (overall_size, max_benefit): New static variables.
8282 (cgraph_estimate_time_after_inlining): New function.
8283 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8284 (cgraph_clone_inlined_nodes): Update size.
8285 (cgraph_mark_inline_edge): Update size.
8286 (cgraph_estimate_growth): Use size info.
8287 (cgraph_check_inline_limits): Check size.
8288 (cgraph_default_inline_p): Likewise.
8289 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8290 (cgraph_decide_recursive_inlining): Check size.
8291 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8293 (cgraph_decide_inlining): Likewise.
8294 (cgraph_decide_inlining_incrementally): Likewise; honor
8295 PARAM_EARLY_INLINING_INSNS.
8296 (likely_eliminated_by_inlining_p): New predicate.
8297 (estimate_function_body_sizes): New function.
8298 (compute_inline_parameters): Use it.
8299 * except.c (must_not_throw_labels): New function.
8300 * except.h (must_not_throw_labels): Declare.
8301 * tree-inline.c (init_inline_once): Kill inlining_weigths
8302 * tree-ssa-structalias.c: Avoid uninitialized warning.
8303 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8304 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8305 (PARAM_INLINE_CALL_COST): Remove.
8306 (PARAM_EARLY_INLINING_INSNS): New.
8308 2009-05-25 Richard Guenther <rguenther@suse.de>
8310 PR tree-optimization/36327
8311 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
8312 callback for reference translation or lookup at the point of may-defs.
8313 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
8314 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
8315 for union COMPONENT_REFs.
8316 (vn_reference_lookup_3): New callback. Lookup from memset
8317 and CONSTRUCTOR assignment, translate through struct copies.
8318 (vn_reference_lookup_pieces): Make sure to not free the
8319 passed operands array. Adjust walk_non_aliased_vuses call.
8320 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
8321 make sure we do not leak memory.
8323 2009-05-25 Richard Guenther <rguenther@suse.de>
8325 * tree-ssa-alias.h (dump_points_to_solution): Declare.
8326 * tree-inline.c (expand_call_inline): Reset the escaped and
8328 * tree-ssa-structalias.c (pass_build_ealias): New.
8329 * tree-pass.h (pass_build_ealias): Declare.
8330 * passes.c (init_optimization_passes): Add PTA during
8331 early optimizations.
8332 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
8333 and CALLUSED solutions.
8334 (dump_points_to_solution): New function, split out from ...
8335 (dump_points_to_info_for): ... here.
8336 * tree-parloops.c (parallelize_loops): Reset the escaped and
8339 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8342 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
8343 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
8345 2009-05-25 Ira Rosen <irar@il.ibm.com>
8347 PR tree-optimization/40238
8348 * tree-vect-stmts.c (vect_init_vector): Insert initialization
8349 statements after basic block's labels.
8350 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
8351 to free the allocated memory.
8353 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
8355 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
8356 return address with a USE.
8358 2009-05-24 Richard Guenther <rguenther@suse.de>
8361 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
8362 array type from the main variant of the inner type.
8364 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8366 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
8367 definition to bool (from int) to un-break build.
8368 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
8370 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
8372 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
8373 discard_stmt_changes): Delete.
8374 * tree-ssa-operands.c (scb_stack): Delete.
8375 (init_ssa_operands): Do not initialize it.
8376 (fini_ssa_operands): Do not free it.
8377 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
8379 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
8380 update_stmt, remove the others. Fix comments.
8381 * tree-dfa.c (optimize_stack_restore): Likewise.
8382 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
8383 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
8384 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8385 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
8387 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
8388 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8389 (dom_opt_finalize_block): Likewise, adjusting access to
8391 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
8392 (stmts_to_rescan): Change item type to gimple.
8393 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
8395 2009-05-24 Ira Rosen <irar@il.ibm.com>
8397 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
8398 * tree-pass.h (pass_slp_vectorize): New pass.
8399 * params.h (SLP_MAX_INSNS_IN_BB): Define.
8400 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
8401 * tree-vectorizer.c (timevar.h): Include.
8402 (user_vect_verbosity_level): Declare.
8403 (vect_location): Fix comment.
8404 (vect_set_verbosity_level): Update user_vect_verbosity_level
8405 instead of vect_verbosity_level.
8406 (vect_set_dump_settings): Add an argument. Ignore user defined
8407 verbosity if dump flags require higher level of verbosity. Print to
8408 stderr only for loop vectorization.
8409 (vectorize_loops): Update call to vect_set_dump_settings.
8410 (execute_vect_slp): New function.
8411 (gate_vect_slp): Likewise.
8412 (struct gimple_opt_pass pass_slp_vectorize): New.
8413 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
8415 (vec_info_for_bb): New function.
8416 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
8417 (VECTORIZATION_ENABLED): New macro.
8418 (SLP_ENABLED, SLP_DISABLED): Likewise.
8419 (vect_is_simple_use): Add bb_vec_info argument.
8420 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
8421 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
8422 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
8423 vect_schedule_slp, vect_analyze_slp): Likewise.
8424 (vect_analyze_stmt): Add slp_tree argument.
8425 (find_bb_location): Declare.
8426 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8427 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
8428 (vect_analyze_loop_operations, vect_analyze_loop,
8429 get_initial_def_for_induction, vect_create_epilog_for_reduction,
8430 vect_finalize_reduction, vectorizable_reduction,
8431 vectorizable_live_operation, vect_transform_loop): Likewise.
8432 * tree-data-ref.c (dr_analyze_innermost): Update comment,
8433 skip evolution analysis if analyzing a basic block.
8434 (dr_analyze_indices): Likewise.
8435 (initialize_data_dependence_relation): Skip the test whether the
8436 object is invariant for basic blocks.
8437 (compute_all_dependences): Skip dependence analysis for data
8438 references in basic blocks.
8439 (find_data_references_in_stmt): Don't fail in case of invariant
8440 access in basic block.
8441 (find_data_references_in_bb): New function.
8442 (find_data_references_in_loop): Move code to
8443 find_data_references_in_bb and add a call to it.
8444 (compute_data_dependences_for_bb): New function.
8445 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
8446 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
8448 (vect_analyze_data_ref_dependence): Check for interleaving in case of
8449 unknown dependence in basic block and fail in case of dependence in
8451 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
8452 dependence instances from either loop or basic block vectorization
8454 (vect_compute_data_ref_alignment): Check if it is loop vectorization
8455 before calling nested_in_vect_loop_p.
8456 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
8457 dependence instances from either loop or basic block vectorization
8459 (vect_verify_datarefs_alignment): Likewise.
8460 (vect_enhance_data_refs_alignment): Adjust function calls.
8461 (vect_analyze_data_refs_alignment): Likewise.
8462 (vect_analyze_group_access): Fix printing. Skip different checks if
8463 DR_STEP is 0. Keep strided stores either in loop or basic block
8464 vectorization data structure. Fix indentation.
8465 (vect_analyze_data_ref_access): Fix comments, allow zero step in
8467 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
8468 dependence instances from either loop or basic block vectorization
8470 (vect_analyze_data_refs): Update comment. Call
8471 compute_data_dependences_for_bb to analyze basic blocks.
8472 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
8473 case of loop vectorization. In case of basic block vectorization use
8474 data-ref itself as a base.
8475 (vect_create_data_ref_ptr): In case of basic block vectorization:
8476 don't advance the pointer, add new statements before the current
8477 statement. Adjust function calls.
8478 (vect_supportable_dr_alignment): Support only aligned accesses in
8479 basic block vectorization.
8480 * common.opt (ftree-slp-vectorize): New flag.
8481 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
8482 (vect_pattern_recog_1): Likewise.
8483 * tree-vect-stmts.c (process_use): Likewise.
8484 (vect_init_vector): Add new statements in the beginning of the basic
8485 block in case of basic block SLP.
8486 (vect_get_vec_def_for_operand): Adjust function calls.
8487 (vect_finish_stmt_generation): Likewise.
8488 (vectorizable_call): Add assert that it is loop vectorization, adjust
8490 (vectorizable_conversion, vectorizable_assignment): Likewise.
8491 (vectorizable_operation): In case of basic block SLP, take
8492 vectorization factor from statement's type and skip the relevance
8493 check. Adjust function calls.
8494 (vectorizable_type_demotion): Add assert that it is loop
8495 vectorization, adjust function calls.
8496 (vectorizable_type_promotion): Likewise.
8497 (vectorizable_store): Check for outer loop only in case of loop
8498 vectorization. Adjust function calls. For basic blocks, skip the
8499 relevance check and don't advance pointers.
8500 (vectorizable_load): Likewise.
8501 (vectorizable_condition): Add assert that it is loop vectorization,
8502 adjust function calls.
8503 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
8504 that it is not reduction, get vector type, call only supported
8505 functions, skip loop specific parts.
8506 (vect_transform_stmt): Check for outer loop only in case of loop
8508 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
8509 (vect_is_simple_use): Fix comment, add new argument, fix conditions
8510 for external definition.
8511 * passes.c (pass_slp_vectorize): New pass.
8512 * tree-vect-slp.c (find_bb_location): New function.
8513 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
8514 check for patterns only in loops.
8515 (vect_build_slp_tree): Add argument, adjust function calls, fail in
8516 case of multiple types in basic block SLP.
8517 (vect_mark_slp_stmts_relevant): New function.
8518 (vect_supported_load_permutation_p): Fix comment.
8519 (vect_analyze_slp_instance): Add argument. In case of basic block
8520 SLP, take vectorization factor from statement's type, check that
8521 unrolling factor is 1. Adjust function call. Save SLP instance in
8522 either loop or basic block vectorization structure. Return FALSE,
8524 (vect_analyze_slp): Add argument. Get strided stores groups from
8525 either loop or basic block vectorization structure. Return FALSE
8526 if basic block SLP failed.
8527 (new_bb_vec_info): New function.
8528 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
8529 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
8530 (vect_schedule_slp): Add argument. Get SLP instances from either
8531 loop or basic block vectorization structure. Set vectorization factor
8532 to be 1 for basic block SLP.
8533 (vect_slp_transform_bb): New function.
8534 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
8536 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8538 * final.c (shorten_branches): Do not align labels for jump tables.
8539 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8541 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
8543 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
8544 Remove outdated reference to flow.c and fix nits.
8545 * doc/gccint.texi: Tweak RTL description.
8546 * doc/rtl.texi: Likewise.
8548 2009-05-23 Denis Chertykov <chertykov@gmail.com>
8550 * config/avr/avr.c: Change my email address.
8551 * config/avr/avr.h: Likewise.
8552 * config/avr/avr.md: Likewise.
8553 * config/avr/avr-protos.h: Likewise.
8554 * config/avr/libgcc.S: Likewise.
8556 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8558 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
8559 (spu_split_load, spu_split_store): Change return type to int.
8560 (spu_split_convert): Declare.
8561 * config/spu/predicates.md (spu_mem_operand): Remove.
8562 (spu_mov_operand): Update.
8563 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
8564 * config/spu/spu.c (regno_aligned_for_load): Remove.
8565 (reg_aligned_for_addr, spu_expand_load): Define.
8566 (spu_expand_extv): Reimplement and handle MEM.
8567 (spu_expand_insv): Handle MEM.
8568 (spu_sched_reorder): Handle insn's with length 0.
8569 (spu_legitimate_address_p): Reimplement.
8570 (store_with_one_insn_p): Return TRUE for any mode with size
8571 larger than 16 bytes.
8572 (address_needs_split): Define.
8573 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
8575 (spu_convert_move): Define.
8576 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
8577 (spu_split_store): Change all MEM's to TImode.
8578 (spu_init_expanders): Preallocate registers that correspond to
8579 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
8581 (spu_split_convert): Define.
8582 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
8583 (_move<mode>, _movdi, _movti): Update predicate and condition.
8584 (load, store): Change to define_split.
8585 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
8587 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
8588 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
8589 define_insn_and_split of lshr<mode>3.
8590 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8591 (<v>ashr<mode>3_imm): Define.
8592 (extv, extzv, insv): Allow MEM operands.
8593 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8594 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8595 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8596 (_spu_convert2): Change to define_insn_and_split and remove the
8597 corresponding define_peephole2.
8598 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8599 Change predicates to memory_operand.
8601 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8603 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8605 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8607 PR tree-optimization/40219
8608 * tree.c (iterative_hash_expr): Make sure the builtin function is
8609 a normal builtin function and not a front end or back end builtin
8610 before indexing into the built_in_decls array.
8612 2009-05-22 Richard Guenther <rguenther@suse.de>
8615 * alias.c (write_dependence_p): Do not use TBAA for answering
8616 anti-dependence or output-dependence.
8617 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8618 (emit_pointer_definition): Remove.
8619 (emit_alias_warning): Likewise.
8620 (find_what_var_points_to): Remove TBAA pruning code.
8621 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8623 (compute_points_to_sets): Remove code computing the set of
8624 dereferenced pointers.
8625 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8626 oracle for querying anti and output dependencies.
8627 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8628 if TBAA may be applied.
8629 (refs_anti_dependent_p): New function.
8630 (refs_output_dependent_p): Likewise.
8631 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8632 (refs_output_dependent_p): Likewise.
8633 * doc/tree-ssa.texi (Memory model): New section.
8634 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8635 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8636 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8637 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8638 * expr.c (expand_expr_real_1): Likewise.
8639 * gimple-low.c (lower_stmt): Likewise.
8640 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8641 (dump_gimple_cdt): Remove.
8642 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8643 (gimple_size): Likewise.
8644 (walk_gimple_op): Likewise.
8645 (is_gimple_stmt): Likewise.
8646 (walk_stmt_load_store_addr_ops): Likewise.
8647 (gimple_build_cdt): Remove.
8648 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8649 * gimple.h (gimple_cdt_new_type): Remove.
8650 (gimple_cdt_new_type_ptr): Likewise.
8651 (gimple_cdt_set_new_type): Likewise.
8652 (gimple_cdt_location): Likewise.
8653 (gimple_cdt_location_ptr): Likewise.
8654 (gimple_cdt_set_location): Likewise.
8655 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8656 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8657 GIMPLE_CHANGE_DYNAMIC_TYPE.
8658 (verify_types_in_gimple_stmt): Likewise.
8659 * tree-inline.c (estimate_num_insns): Likewise.
8660 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8661 (copy_decl_to_var): Likewise.
8662 (copy_result_decl_to_var): Likewise.
8663 * tree-pretty-print.c (dump_generic_node): Do not handle
8664 CHANGE_DYNAMIC_TYPE_EXPR.
8665 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8666 * tree-ssa-operands.c (get_expr_operands): Likewise.
8667 * tree-ssa-structalias.c (struct variable_info): Remove
8668 no_tbaa_pruning member.
8669 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8670 (unify_nodes): Do not copy it.
8671 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8672 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8673 (set_uids_in_ptset): Do not check it.
8674 (find_what_var_points_to): Likewise.
8675 (compute_tbaa_pruning): Remove.
8676 (compute_points_to_sets): Do not call it.
8677 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8678 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8679 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8680 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8681 (DECL_NO_TBAA_P): Likewise.
8682 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8683 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8684 (expand_omp_atomic_pipeline): Do not set it.
8685 * print-tree.c (print_node): Do not dump it.
8686 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8689 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8692 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8695 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8697 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8700 2009-05-22 Ben Elliston <bje@au.ibm.com>
8702 * Makefile.in (bversion.h, s-bversion): New targets.
8703 (TOPLEV_H): Add bversion.h.
8704 * toplev.h: Include "bversion.h".
8705 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8706 the __format__ attribute only if compiling with the same version
8707 of GCC as the sources (the "build version").
8709 2009-05-22 Ben Elliston <bje@au.ibm.com>
8711 * c-format.c (handle_format_attribute): Fix comment typo.
8713 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8716 * config/ia64/ia64.opt (mfused-madd): New.
8717 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8718 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8719 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8720 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8721 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8722 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8723 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8724 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8725 instruction if !TARGET_FUSED_MADD.
8726 (fpma, fpms): Remove colon from name.
8728 2009-05-22 Richard Guenther <rguenther@suse.de>
8730 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8731 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8732 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8734 (create_expression_by_pieces): Only convert if necessary.
8735 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8736 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8738 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8740 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8741 regular pattern from a template and rename it ...
8742 (*extzv_truncsi_exts): ... to this.
8744 2009-05-21 Richard Guenther <rguenther@suse.de>
8746 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8747 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8748 (cgraph_default_inline_p): Likewise.
8749 (cgraph_decide_inlining_incrementally): Likewise.
8751 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8752 Uros Bizjak <ubizjak@gmail.com>
8754 * config/i386/cpuid.h (bit_MOVBE): New.
8756 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8758 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8759 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8760 (ix86_handle_option): Handle OPT_mmovbe.
8761 (ix86_target_string): Add -mmovbe.
8762 (pta_flags): Add PTA_MOVBE.
8763 (processor_alias_table): Add PTA_MOVBE to "atom".
8764 (override_options): Handle PTA_MOVBE.
8766 * config/i386/i386.h (TARGET_MOVBE): New.
8768 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8769 (*bswapsi_movbe): New.
8770 (*bswapdi_movbe): Likewise.
8771 (bswapdi2): Renamed to ...
8773 (bswapdi2): New expander.
8775 * config/i386/i386.opt (mmovbe): New.
8777 * doc/invoke.texi: Document -mmovbe.
8779 2009-05-21 Taras Glek <tglek@mozilla.com>
8781 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8782 * gcc-plugin.h (plugin_init): Updated signature.
8783 * gcc-plugin.h (plugin_name_args): Moved to this header.
8784 * doc/plugins.texi (plugin_init): Updated documention to reflect
8786 * doc/plugins.texi (plugin_name_args): Added to documention.
8788 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8790 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8791 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8793 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8795 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8796 JUMP_TABLE_DATA_P predicates where applicable.
8797 * config/i386/predicates.md: Ditto.
8798 * config/i386/sse.md: Ditto.
8800 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8802 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8803 operand2 -128 override length_immediate attribute to 1.
8804 * config/i386/predicates.md (constm128_operand): New predicate.
8806 * config/i386/i386.c (memory_address_length): Handle %r12
8807 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8809 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8810 mode look through optional ZERO_EXTEND and SUBREG.
8811 * config/i386/i386.md (R12_REG): New define_constant.
8812 (prefix_data16): For sse unit set also for MODE_TI insns.
8813 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8814 insns set if operand 1 is ext_QIreg_operand.
8815 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8816 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8818 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8819 mode from MODE_DI to MODE_SI.
8820 (movdi_1_rex64): Override modrm and length_immediate attributes
8821 only for movabs (TYPE_IMOV, alternative 2).
8822 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
8823 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
8824 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
8825 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
8826 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
8827 prefix_rex attribute if DImode.
8828 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
8829 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8830 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
8831 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
8832 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
8833 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
8834 Likewise. For TYPE_IMOV clear length_immediate attribute.
8835 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
8836 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
8837 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
8838 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8839 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
8840 or one operand TYPE_ISHIFT.
8841 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
8842 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
8843 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
8844 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
8845 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
8846 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
8847 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
8848 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
8849 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
8850 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
8851 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
8852 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
8853 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
8854 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
8855 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
8856 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
8857 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
8858 set mode attribute, don't override length attribute.
8859 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
8861 (return_internal_long): Set length attribute to 2 instead of 1.
8862 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
8863 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
8864 prefix_rex attribute.
8865 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
8867 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
8869 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8871 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
8873 2009-05-20 Ian Lance Taylor <iant@google.com>
8875 * tree.c (build_tree_list_vec_stat): New function.
8876 (ctor_to_vec): New function.
8877 (build_nt_call_vec): New function.
8878 (build_call_array): Change args to be a const pointer.
8879 (build_call_vec): New function.
8880 * tree.h (build_nt_call_vec): Declare.
8881 (build_tree_list_vec_stat): Declare.
8882 (build_tree_list_vec): Define.
8883 (build_call_array): Update declaration.
8884 (build_call_vec): Declare.
8885 (ctor_to_vec): Declare.
8886 * c-common.c (tree_vector_cache): New static variable.
8887 (make_tree_vector): New function.
8888 (release_tree_vector): New function.
8889 (make_tree_vector_single): New function.
8890 (make_tree_vector_copy): New function.
8891 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
8892 (make_tree_vector_single, make_tree_vector_copy): Declare.
8893 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
8894 (c_parser_expr_list): Don't manage cache here, instead call
8896 (c_parser_release_expr_list): Remove static function.
8897 (c_parser_vec_to_tree_list): Remove static function.
8898 (c_parser_attributes): Call build_tree_list_vec instead of
8899 c_parser_vec_to_tree_list. Call release_tree_vector instead of
8900 c_parser_release_expr_list.
8901 (c_parser_postfix_expression_after_primary): Likewise.
8902 (c_parser_objc_keywordexpr): Likewise.
8904 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
8906 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
8907 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
8908 TARGET_CONVERT_TO_TYPE.
8909 * hooks.c (hook_tree_const_tree_null): Define.
8910 * hooks.h (hook_tree_const_tree_null): Declare.
8911 * target.h (struct gcc_target): Add invalid_parameter_type,
8912 invalid_return_type, promoted_type, and convert_to_type fields.
8913 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
8914 (TARGET_INVALID_RETURN_TYPE): Define.
8915 (TARGET_PROMOTED_TYPE): Define.
8916 (TARGET_CONVERT_TO_TYPE): Define.
8917 (TARGET_INITIALIZER): Update for new fields.
8918 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
8919 (grokparms): Check targetm.invalid_parameter_type.
8920 * c-typeck.c (default_conversion): Check targetm.promoted_type.
8921 * c-convert.c (convert): Check targetm.convert_to_type.
8923 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
8925 * config/mips/mips.md (*extenddi_truncate<mode>,
8926 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
8928 (*extendhi_truncateqi): New define_insn_and_sptit.
8930 2009-05-20 Jakub Jelinek <jakub@redhat.com>
8933 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
8934 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
8936 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
8938 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
8939 the operand of VIEW_CONVERT_EXPR.
8941 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
8943 * config/i386/driver-i386.c (host_detect_local_cpu): Check
8944 extended family and model for Intel processors. Support Intel Atom.
8946 2009-05-20 Olivier Hainque <hainque@adacore.com>
8948 * gstab.h (stab_code_type): Define, to be used instead of the
8949 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
8951 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
8952 occurrences by stab_code_type.
8953 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
8955 2009-05-20 Martin Jambor <mjambor@suse.cz>
8957 * tree-flow.h (insert_edge_copies_seq): Undeclare.
8958 (sra_insert_before): Likewise.
8959 (sra_insert_after): Likewise.
8960 (sra_init_cache): Likewise.
8961 (sra_type_can_be_decomposed_p): Likewise.
8962 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
8963 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
8964 (sra_insert_before): Likewise.
8965 (sra_insert_after): Likewise.
8966 (sra_init_cache): Likewise.
8967 (insert_edge_copies_seq): Made static and moved upwards.
8969 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
8972 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
8974 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
8975 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
8978 2009-05-20 Richard Guenther <rguenther@suse.de>
8980 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8981 with mismatched comparison modes.
8983 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8985 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
8986 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
8987 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
8988 with shifts for Thumb2.
8989 (orsi_notsi): New for orn.
8990 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
8991 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
8992 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
8993 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
8994 Don't invert remainder for IOR.
8996 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
8998 PR tree-optimization/40087
8999 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
9000 number_of_iterations_ne): Rename never_infinite argument.
9001 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
9002 number_of_iterations_le): Handle pointer-type ivs when
9003 exit_must_be_taken is false.
9004 (number_of_iterations_cond): Do not always assume that
9005 exit_must_be_taken if the control variable is a pointer.
9007 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9009 * c-typeck.c (build_binary_op): Allow % on integal vectors.
9010 * doc/extend.texi (Vector Extension): Document that % is allowed too.
9012 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
9014 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
9015 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
9017 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9020 * c.opt (Wlogical-op): Disabled by default.
9021 * c-opt (c_common_post_options): Do not enable Wlogical-op with
9023 * doc/invoke.texi (Wlogical-op): Likewise.
9025 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
9027 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
9029 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
9030 Propagate the type of the first operand.
9031 <ASSERT_EXPR>: Simplify.
9032 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
9033 Rewrite using the RHS code as discriminant.
9034 <NOP_EXPR>: Turn into CASE_CONVERT.
9035 <PLUS_EXPR>: Propagate the type of the first operand.
9037 2009-05-19 Steve Ellcey <sje@cup.hp.com>
9039 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
9040 (ia64_dconst_0_375): New.
9041 * config/ia64/ia64.c (ia64_override_options): Remove
9042 -minline-sqrt-min-latency warning.
9043 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
9044 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
9045 * config/ia64/ia64.md (*sqrt_approx): Remove.
9046 (sqrtsf2): Remove #if 0.
9047 (sqrtsf2_internal_thr): Rewrite and move to div.md.
9048 (sqrtdf): Remove assert.
9049 (sqrtdf2_internal_thr): Rewrite and move to div.md.
9050 (sqrtxf2): Remove #if 0.
9051 (sqrtxf2_internal_thr): Rewrite and move to div.md.
9052 * div.md (sqrt_approx_rf): New.
9053 (sqrtsf2_internal_thr): New implementation.
9054 (sqrtsf2_internal_lat): New.
9055 (sqrtdf2_internal_thr: New implementation.
9056 (sqrtxf2_internal): New implementation.
9058 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
9059 Hans-Peter Nilsson <hp@axis.com>
9061 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
9062 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
9063 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
9064 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
9065 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
9066 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
9067 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
9068 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
9069 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
9070 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
9071 * c-common.c: ...from here.
9073 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9075 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
9077 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9079 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
9081 2009-05-19 Ben Elliston <bje@au.ibm.com>
9083 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
9084 assignments with memcpy calls.
9085 (add_fdes): Likewise.
9086 (binary_search_unencoded_fdes): Likewise.
9087 (linear_search_fdes): Eliminate type puns.
9089 2009-05-19 Richard Guenther <rguenther@suse.de>
9091 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
9092 not falsely claim to have propagated into all uses.
9094 2009-05-19 Ben Elliston <bje@au.ibm.com>
9096 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
9099 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9101 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
9102 * config/sh/sh.c (sh_legitimate_address_p): Make static.
9103 (TARGET_LEGITIMATE_ADDRESS_P): New.
9104 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9105 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9107 2009-05-18 Dodji Seketeli <dodji@redhat.com>
9110 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
9111 child of the containing namespace's DIE.
9113 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
9115 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
9116 *zero_extendhi_truncqi): Move after the zero_extend patterns.
9117 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
9120 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
9123 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
9124 gen_align with gen_pad.
9125 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
9126 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
9128 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
9129 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
9131 * config/i386/i386.md (align): Renamed to ...
9132 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
9133 ASM_OUTPUT_MAX_SKIP_PAD.
9135 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
9137 * config.gcc: Fix variable syntax.
9140 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
9141 before calling exact_log2.
9142 (output_iorsi3): Likewise.
9143 (output_xorsi3): Likewise.
9145 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9147 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
9148 for the none zero constant operand except for EQ and NE
9149 comprisons even when the first operand is R0.
9151 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
9153 * config/s390/2064.md: Remove trailing whitespaces.
9154 * config/s390/2084.md: Likewise.
9155 * config/s390/constraints.md: Likewise.
9156 * config/s390/fixdfdi.h: Likewise.
9157 * config/s390/libgcc-glibc.ver: Likewise.
9158 * config/s390/s390-modes.def: Likewise.
9159 * config/s390/s390-protos.h: Likewise.
9160 * config/s390/s390.c: Likewise.
9161 * config/s390/s390.h: Likewise.
9162 * config/s390/s390.md: Likewise.
9163 * config/s390/tpf-unwind.h: Likewise.
9165 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9167 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
9169 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9172 * configure.ac (m68k-*-*): Check if binutils support TLS.
9173 * configure: Regenerate.
9174 * config/m68k/predicates.md (symbolic_operand): Extend comment.
9175 * config/m68k/constraints.md (Cu): New constraint.
9176 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
9177 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
9178 (movsi): Handle TLS symbols.
9179 (addsi3_5200): Handle XTLS symbols, indent.
9180 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
9181 (m68k_tls_reference_p): Declare.
9182 (m68k_legitimize_address): Declare.
9183 (m68k_unwrap_symbol): Declare.
9184 * config/m68k/m68k.opt (mxtls): New option.
9185 * config/m68k/m68k.c (ggc.h): Include.
9186 (m68k_output_dwarf_dtprel): Implement hook.
9187 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
9188 (m68k_expand_prologue): Load GOT pointer when function needs it.
9189 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
9190 (m68k_legitimate_constant_address_p): Same.
9191 (m68k_decompose_address): Handle TLS references.
9192 (m68k_get_gp): New static function.
9193 (enum m68k_reloc): New contants.
9194 (TLS_RELOC_P): New macro.
9195 (m68k_wrap_symbol): New static function.
9196 (m68k_unwrap_symbol): New function.
9197 (m68k_final_prescan_insn_1): New static function.
9198 (m68k_final_prescan_insn): New function.
9199 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
9201 (legitimize_pic_address): Handle TLS references..
9202 (m68k_tls_get_addr, m68k_get_tls_get_addr)
9203 (m68k_libcall_value_in_a0_p)
9204 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
9205 (m68k_call_m68k_read_tp): Helper variables and functions for ...
9206 (m68k_legitimize_tls_address): Handle TLS references.
9207 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
9209 (m68k_legitimize_address): Handle TLS symbols.
9210 (m68k_get_reloc_decoration): New static function.
9211 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
9213 (m68k_output_dwarf_dtprel): Implement hook.
9214 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
9215 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
9216 m68k_call_* routines.
9217 (sched_attr_op_type): Handle TLS symbols.
9218 (gt-m68k.h): Include.
9219 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
9220 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
9222 2009-05-18 Martin Jambor <mjambor@suse.cz>
9224 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
9225 (visit_store_addr_for_mod_analysis): New function.
9226 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
9227 (determine_cst_member_ptr): Use gimple_assign_single_p.
9228 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
9229 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
9230 operands. Don't check number of operands of a NOP_EXPR.
9232 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
9234 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
9236 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
9239 * c-common.c (warn_logical_operator): Don't warn if one of
9240 expression isn't always true or false.
9242 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
9244 * config/i386/biarch32.h: New file.
9245 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
9247 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
9249 * config/mips/mips.md (*zero_extend<mode>_trunchi,
9250 *zero_extend<mode>_truncqi): Merge these into ...
9251 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
9252 Name the pattern following this as *zero_extendhi_truncqi.
9254 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
9257 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
9258 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
9259 (output_info): Make field HOST_WIDEST_INT.
9260 (print_statistics): Use HOST_WIDEST_INT_PRINT.
9261 (dump_bitmat_statistics): Same.
9263 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
9265 * config.gcc (use_gcc_stdint): Set to wrap.
9266 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
9267 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9268 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9269 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9270 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9271 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9272 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9273 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9275 2009-05-16 Joseph Myers <joseph@codesourcery.com>
9277 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
9279 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
9280 Move definitions earlier.
9281 (OPT_ARCH64, OPT_ARCH32): Define.
9282 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
9285 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9288 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
9291 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9293 * arm.md (movdi2): Copy non-reg values to DImode registers.
9295 2009-05-16 Jakub Jelinek <jakub@redhat.com>
9298 * final.c (label_to_max_skip): New function.
9299 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
9300 CODE_LABEL_NUMBER <= max_labelno.
9301 * output.h (label_to_max_skip): New prototype.
9302 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
9303 (ix86_avoid_jump_mispredicts): ... this. Don't define if
9304 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
9305 Handle CODE_LABELs with >= 16 byte alignment or with
9306 max_skip == (1 << align) - 1.
9307 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
9308 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
9311 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
9312 .p2align 3 if MAX_SKIP is smaller than 7.
9313 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9315 2009-05-15 Ian Lance Taylor <iant@google.com>
9317 * alias.c (struct alias_set_entry_d): Rename from struct
9318 alias_set_entry. Change all uses.
9319 * except.c (struct call_site_record_d): Rename from struct
9320 call_site_record. Change all uses.
9321 * except.h (struct eh_region_d): Rename from struct eh_region.
9323 * gcse.c (struct hash_table_d): Rename from struct hash_table.
9325 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
9326 ivtype_map_elt. Change all uses.
9327 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
9329 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
9330 * graphite.h (struct name_tree_d): Rename from struct name_tree.
9332 (struct sese_d): Rename from struct sese. Change all uses.
9333 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
9334 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
9335 * optabs.h (struct optab_d): Rename from struct optab. Change all
9337 (struct convert_optab_d): Rename from struct convert_optab.
9339 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
9340 ipa_opt_pass. Change all uses.
9341 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
9344 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
9345 defined as a typedef.
9346 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
9349 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9352 * fold-const.c (make_range,build_range_check,merge_ranges): Move
9354 (merge_ranges): Returns bool.
9355 * tree.h (make_range): .. to here.
9356 (build_range_check): Likewise.
9357 (merge_ranges): Likewise. Renamed from merge_ranges.
9358 * c-typeck.c (parser_build_binary_op): Update calls to
9359 warn_logical_operator.
9360 * c-common.c (warn_logical_operator): Add new warning.
9361 * c-common.h (warn_logical_operator): Update declaration.
9363 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9365 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
9367 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9369 * doc/install.texi: Document MPC requirements, flags etc.
9371 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
9372 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
9373 Evaluate constant arguments.
9374 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
9375 (fold_builtin_1): Likewise, also evaluate constant arguments.
9376 Remove superfluous break.
9377 (do_mpc_ckconv): New.
9378 * real.h: Include mpc.h.
9379 * toplev.c (print_version): Output MPC version info if available.
9381 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9383 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
9385 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
9387 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
9390 2009-05-15 Jan Hubicka <jh@suse.cz>
9392 * doc/invoke.texi (max-early-inliner-iterations): New flag.
9393 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
9394 (try_inline): Fix return value.
9395 (cgraph_decide_inlining_incrementally): Honor new value.
9396 (cgraph_early_inlining): Handle indirect inlining.
9397 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
9399 2009-05-15 Jan Hubicka <jh@suse.cz>
9401 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
9402 * cgraphunit.c (cgraph_finalize_function): Set it.
9403 (cgraph_expand_function): Use it.
9405 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9407 * real.c (encode_ieee_half): Define.
9408 (decode_ieee_half): Define.
9409 (ieee_half_format): Define.
9410 (arm_half_format): Define.
9411 * real.h (ieee_half_format): Declare.
9412 (arm_half_format): Declare.
9414 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9416 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
9417 swapped, and reversed optabs exist before trying to use them.
9419 2009-05-15 Paul Brook <paul@codesourcery.com>
9420 Sandra Loosemore <sandra@codesourcery.com>
9422 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
9423 loads. Allow PRE_DEC.
9424 (output_move_neon): Handle PRE_DEC.
9425 (arm_print_operand): Add 'A' for neon structure loads.
9426 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
9427 * config/arm/neon.md (neon_mov): Update comment.
9428 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
9430 (Um): New constraint.
9432 2009-05-15 Jan Hubicka <jh@suse.cz>
9434 Revert the following patch until testsuite fallout is fixed:
9435 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9436 * cgraph.h (struct inline_summary): New filed self_wize,
9437 size_inlining_benefit, self_time and time_inlining_benefit.
9438 (struct cgraph_global_info): Replace insns by time ans size fields.
9439 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9440 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9441 (ipcp_update_callgraph): Do not touch function bodies.
9442 * ipa-inline.c: Include except.h
9443 (MAX_TIME): New constant.
9444 (overall_insns): Remove
9445 (overall_size, max_benefit): New static variables.
9446 (cgraph_estimate_time_after_inlining): New function.
9447 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9448 (cgraph_clone_inlined_nodes): Update size.
9449 (cgraph_mark_inline_edge): Update size.
9450 (cgraph_estimate_growth): Use size info.
9451 (cgraph_check_inline_limits): Check size.
9452 (cgraph_default_inline_p): Likewise.
9453 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9454 (cgraph_decide_recursive_inlining): Check size.
9455 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9457 (cgraph_decide_inlining): Likewise.
9458 (cgraph_decide_inlining_incrementally): Likewise; honor
9459 PARAM_EARLY_INLINING_INSNS.
9460 (likely_eliminated_by_inlining_p): New predicate.
9461 (estimate_function_body_sizes): New function.
9462 (compute_inline_parameters): Use it.
9463 * except.c (must_not_throw_labels): New function.
9464 * except.h (must_not_throw_labels): Declare.
9465 * tree-inline.c (init_inline_once): Kill inlining_weigths
9466 * tree-ssa-structalias.c: Avoid uninitialized warning.
9467 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9468 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9469 (PARAM_INLINE_CALL_COST): Remove.
9470 (PARAM_EARLY_INLINING_INSNS): New.
9472 2009-05-15 Richard Guenther <rguenther@suse.de>
9474 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
9475 not TODO_update_ssa.
9477 2009-05-15 Richard Guenther <rguenther@suse.de>
9479 PR tree-optimization/39999
9480 * gimple.h (gimple_expr_type): Use the expression type looking
9481 through useless conversions.
9482 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
9483 (vn_nary_op_insert_stmt): Likewise.
9484 (simplify_binary_expression): Likewise.
9486 2009-05-15 Richard Guenther <rguenther@suse.de>
9488 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9489 New options, enabled by default.
9490 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9492 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
9493 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
9494 * tree-ssa-structalias.c (gate_tree_pta): New function.
9495 (pass_build_alias): Use it.
9497 2009-05-15 Joseph Myers <joseph@codesourcery.com>
9499 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
9500 recurse on an invariant address if a conversion from a pointer
9501 type to a wider integer type is involved.
9503 2009-05-15 Jan Hubicka <jh@suse.cz>
9505 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9506 * cgraph.h (struct inline_summary): New filed self_wize,
9507 size_inlining_benefit, self_time and time_inlining_benefit.
9508 (struct cgraph_global_info): Replace insns by time ans size fields.
9509 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9510 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9511 (ipcp_update_callgraph): Do not touch function bodies.
9512 * ipa-inline.c: Include except.h
9513 (MAX_TIME): New constant.
9514 (overall_insns): Remove
9515 (overall_size, max_benefit): New static variables.
9516 (cgraph_estimate_time_after_inlining): New function.
9517 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9518 (cgraph_clone_inlined_nodes): Update size.
9519 (cgraph_mark_inline_edge): Update size.
9520 (cgraph_estimate_growth): Use size info.
9521 (cgraph_check_inline_limits): Check size.
9522 (cgraph_default_inline_p): Likewise.
9523 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9524 (cgraph_decide_recursive_inlining): Check size.
9525 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9527 (cgraph_decide_inlining): Likewise.
9528 (cgraph_decide_inlining_incrementally): Likewise; honor
9529 PARAM_EARLY_INLINING_INSNS.
9530 (likely_eliminated_by_inlining_p): New predicate.
9531 (estimate_function_body_sizes): New function.
9532 (compute_inline_parameters): Use it.
9533 * except.c (must_not_throw_labels): New function.
9534 * except.h (must_not_throw_labels): Declare.
9535 * tree-inline.c (init_inline_once): Kill inlining_weigths
9536 * tree-ssa-structalias.c: Avoid uninitialized warning.
9537 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9538 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9539 (PARAM_INLINE_CALL_COST): Remove.
9540 (PARAM_EARLY_INLINING_INSNS): New.
9541 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
9542 (inline-call-cost): Remove.
9543 (early-inlining-insns): New.
9545 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9547 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9549 (print_int_cst_bounds_in_octal_p): Likewise.
9550 (dbxout_type): Adjust calls to above functions. Be prepared to deal
9552 * dwarf2out.c (base_type_die): Likewise.
9553 (is_subrange_type): Delete.
9554 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
9555 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
9556 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
9557 if the destination type is boolean.
9558 (build_range_check): Do not special-case subtypes.
9559 (fold_sign_changed_comparison): Likewise.
9560 (fold_unary): Likewise.
9561 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
9562 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
9563 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
9564 * tree.c (subrange_type_for_debug_p): New predicate based on the
9565 former is_subrange_type.
9566 * tree.h (subrange_type_for_debug_p): Declare.
9567 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
9568 (convert_affine_scev): Remove call to above function.
9569 (chrec_convert_aggressive): Likewise.
9570 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
9571 false for conversions involving subtypes.
9572 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
9573 (vrp_val_min): Likewise.
9574 (needs_overflow_infinity): Likewise.
9575 (extract_range_from_unary_expr): Likewise.
9577 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
9579 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9580 * config/frv/frv.c: Likewise.
9581 * config/s390/s390.c: Likewise.
9582 * config/sparc/sparc.h: Likewise.
9583 * config/i386/i386.h: Likewise.
9584 * config/i386/i386.c: Likewise.
9585 * config/crx/crx.c: Likewise.
9586 * config/m68hc11/m68hc11.h: Likewise.
9587 * config/iq2000/iq2000.c: Likewise.
9588 * config/mn10300/mn10300.h: Likewise.
9589 * config/mn10300/mn10300.c: Likewise.
9590 * config/m68k/m68k.c: Likewise.
9591 * config/rs6000/rs6000.c: Likewise.
9592 * config/rs6000/xcoff.h: Likewise.
9593 * config/rs6000/linux64.h: Likewise.
9594 * config/rs6000/sysv4.h: Likewise.
9595 * config/score/score3.c: Likewise.
9596 * config/score/score7.c: Likewise.
9597 * config/score/score.c: Likewise.
9598 * config/arm/arm.md: Likewise.
9599 * config/mips/mips.c: Likewise.
9600 * config/mips/mips.md: Likewise.
9601 * config/bfin/bfin.h: Likewise.
9602 * config/pa/pa.c: Likewise.
9603 * config/pa/constraints.md: Likewise.
9605 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9606 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9607 * config/pdp11/pdp11.h: Use memory_address_p instead.
9609 2009-05-14 Ian Lance Taylor <iant@google.com>
9611 * passes.c (finish_optimization_passes): Change i to int.
9612 * plugin.c (plugins_active_p): Change event to int.
9613 (dump_active_plugins): Likewise.
9614 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9616 * tree.c (tree_range_check_failed): Change c to unsigned int.
9617 (omp_clause_range_check_failed): Likewise.
9618 (build_common_builtin_nodes): Change mode to int. Add cast.
9619 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9620 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9622 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9623 ++ or -- with a variable of enum type.
9625 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9628 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9630 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9632 * store-motion.c: Do not include params.h
9633 * Makefile.in: Fix dependencies for various files.
9635 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9637 * auto-inc-dec.c: Fix pass description, remove apparent
9638 accidental duplication.
9640 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9643 * ipa-utils.h (memory_identifier_string): Moved to ...
9644 * tree.h (memory_identifier_string): Here. Add GTY(()).
9646 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9648 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9649 in the former documentation of...
9650 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9651 * ira-conflicts.c (get_dup_num): Use address_operand.
9652 * targhooks.c (default_legitimate_address_p): New.
9653 * targhooks.h (default_legitimate_address_p): New.
9654 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9656 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9657 * target.h (struct target): Add legitimate_address_p.
9658 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9659 (TARGET_INITIALIZER): Include it.
9661 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9662 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9663 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9664 (TARGET_LEGITIMATE_ADDRESS_P): New.
9666 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9667 (REG_OK_STRICT_P): Delete.
9668 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9669 (frv_legitimate_address_p_1): ... this.
9670 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9671 (frv_legitimate_address_p_1): ... the renamed old
9672 frv_legitimate_address_p.
9673 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9674 (TARGET_LEGITIMATE_ADDRESS_P): New.
9676 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9677 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9678 * config/s390/s390.c (legitimate_address_p): Rename to...
9679 (s390_legitimate_address_p): ... this, make static.
9680 (legitimize_address): Adjust call.
9681 (TARGET_LEGITIMATE_ADDRESS_P): New.
9682 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9684 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9685 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9686 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9687 (TARGET_LEGITIMATE_ADDRESS_P): New.
9689 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9690 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9691 * config/spu/spu.c (spu_legitimate_address): Rename to...
9692 (spu_legitimate_address_p): ... this, make static.
9693 (TARGET_LEGITIMATE_ADDRESS_P): New.
9695 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9696 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9697 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9698 (sparc_legitimate_address_p): ... this, make static and return bool.
9699 (legitimize_address): Adjust call.
9700 (TARGET_LEGITIMATE_ADDRESS_P): New.
9702 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9703 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9704 * config/i386/i386.c (legitimate_address_p): Rename to...
9705 (ix86_legitimate_address_p): ... this, make static.
9706 (constant_address_p): Move after it, adjust call.
9707 (TARGET_LEGITIMATE_ADDRESS_P): New.
9709 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9710 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9711 * config/avr/avr.c (legitimate_address_p): Rename to...
9712 (avr_legitimate_address_p): ... this, make static.
9713 (legitimize_address): Adjust call.
9714 (TARGET_LEGITIMATE_ADDRESS_P): New.
9716 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9717 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9718 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9719 (TARGET_LEGITIMATE_ADDRESS_P): New.
9721 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9722 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9723 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9724 (TARGET_LEGITIMATE_ADDRESS_P): New.
9726 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9727 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9729 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9731 (TARGET_LEGITIMATE_ADDRESS_P): New.
9733 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9734 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9736 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9738 (m68hc11_legitimate_address_p): ... this, make static.
9739 (go_if_legitimate_address_internal): Rename to...
9740 (m68hc11_legitimate_address_p_1): ... this.
9741 (legitimize_address): Adjust call.
9742 (TARGET_LEGITIMATE_ADDRESS_P): New.
9744 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9745 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9746 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9747 (TARGET_LEGITIMATE_ADDRESS_P): New.
9749 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9750 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9751 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9752 (mn10300_legitimate_address_p): ... this, make static.
9753 (TARGET_LEGITIMATE_ADDRESS_P): New.
9755 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9756 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9757 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9758 (TARGET_LEGITIMATE_ADDRESS_P): New.
9760 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9761 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9762 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9763 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9764 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9765 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9766 (rs6000_legitimate_address_p): ... this, make static.
9767 (TARGET_LEGITIMATE_ADDRESS_P): New.
9768 (REG_MODE_OK_FOR_BASE_P): Delete.
9769 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9771 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9772 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9774 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9775 static, adjust types.
9776 (TARGET_LEGITIMATE_ADDRESS_P): New.
9778 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9779 * config/score/score.c (score_address_p): Rename to...
9780 (score_legitimate_address_p): ... this.
9781 (TARGET_LEGITIMATE_ADDRESS_P): New.
9782 * config/score/score3.c (score3_address_p): Rename to...
9783 (score3_legitimate_address_p): ... this.
9784 * config/score/score7.c (score7_address_p): Rename to...
9785 (score7_legitimate_address_p): ... this.
9787 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9788 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9789 GO_IF_LEGITIMATE_ADDRESS): Delete.
9790 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9791 thumb2_legitimate_address_p): Delete.
9792 (arm_legitimate_address_p): Rename to...
9793 (arm_legitimate_address_outer_p): ... this.
9794 * config/arm/constraints.md ("Uq"): Adjust call.
9795 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9796 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9798 (arm_legitimate_address_outer_p): ... this.
9799 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9801 (TARGET_LEGITIMATE_ADDRESS_P): New.
9803 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9804 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9805 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9806 (TARGET_LEGITIMATE_ADDRESS_P): New.
9808 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9809 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9810 * config/vax/vax.c (legitimate_address_p): Rename to...
9811 (vax_legitimate_address_p): ... this, make static.
9812 (TARGET_LEGITIMATE_ADDRESS_P): New.
9814 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9815 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9816 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9817 (TARGET_LEGITIMATE_ADDRESS_P): New.
9819 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9820 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
9821 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
9822 (mmix_legitimate_address_p): ... this, make static.
9823 (TARGET_LEGITIMATE_ADDRESS_P): New.
9825 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9826 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
9827 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
9828 (TARGET_LEGITIMATE_ADDRESS_P): New.
9830 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9832 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
9833 of MODE_COMPLEX_INT.
9835 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9837 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
9838 LCT_NORMAL in function call.
9839 * mips-tdump.c (print_file_desc): Add cast to enum type.
9840 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
9841 (mark_stabs): Add casts to enum types.
9842 (parse_stabs_common): Add casts to enum types.
9844 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9846 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
9847 Check for invalid values of LETTER.
9849 2009-05-13 Taras Glek <tglek@mozilla.com>
9851 * attribs.c (register_attribute): moved out attribute registration
9852 into register_attribute.
9853 * doc/plugins.texi: Documented register_attribute and
9855 * gcc-plugin.h: Added forward decl for register_attribute.
9856 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
9857 * plugin.c (register_callback, invoke_plugin_callbacks): Added
9858 PLUGIN_ATTRIBUTES boilerplate.
9860 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
9862 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
9863 values even in sentinel and empty entries.
9864 (ms_printf_flag_specs): Likewise.
9865 (ms_scanf_flag_specs): Likewise.
9866 (ms_strftime_flag_specs): Likewise.
9867 (ms_print_char_table): Likewise.
9868 (ms_scan_char_table): Likewise.
9869 (ms_time_char_table): Likewise.
9871 2009-05-13 Doug Kwan <dougkwan@google.com>
9873 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
9875 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9877 * config/mips/mips.md (store): Add attributes for QI and HI.
9879 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
9880 (truncdi<mode>2): ... this new pattern.
9882 2009-05-13 Brad Hards <bradh@kde.org>
9884 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
9886 2009-05-14 Jakub Jelinek <jakub@redhat.com>
9887 Ben Elliston <bje@au.ibm.com>
9890 * dse.c (check_mem_read_rtx): Guard against width == -1.
9892 2009-05-13 Michael Matz <matz@suse.de>
9895 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
9896 (trivially_conflicts_p): New function.
9897 (insert_backedge_copies): Use it.
9899 2009-05-13 Janis Johnson <janis187@us.ibm.com>
9901 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
9902 (handle_stdc_pragma): Use new enum constant names.
9903 (handle_pragma_float_const_decimal64): Ditto.
9905 2009-05-13 Ian Lance Taylor <iant@google.com>
9907 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
9910 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
9912 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
9913 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
9915 * config/m68k/m68k.h (FL_UCLINUX): Define.
9917 2009-05-13 Jan Hubicka <jh@suse.cz>
9919 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
9921 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9923 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
9924 unless -fschedule-insns is specified.
9926 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9929 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
9930 TARGET_EXPAND_CBRANCHDI4.
9931 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
9932 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
9933 (cmpeqdi): Fix comment.
9935 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9937 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
9938 (sh_legitimate_address_p): Likewise.
9939 * config/sh/sh.c (sh_legitimate_index_p): New.
9940 (sh_legitimate_address_p): Likewise.
9941 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
9942 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
9943 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
9944 (MAYBE_BASE_REGISTER_RTX_P): New macro.
9945 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
9946 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
9947 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
9948 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
9949 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
9951 2009-05-12 Jan Hubicka <jh@suse.cz>
9953 * tree-inline.c (estimate_operator_cost): Add operands;
9954 when division happens by constant, it is cheap.
9955 (estimate_num_insns): Loads and stores are not having cost of 0;
9956 EH magic stuff is cheap; when computing runtime cost of switch,
9957 use log2 base of amount of its cases; builtin_expect has cost of 0;
9958 compute cost for moving return value of call.
9959 (init_inline_once): Initialize time_based flags.
9960 * tree-inline.h (eni_weights_d): Add time_based flag.
9962 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9964 * df-core.c: Update head documentation.
9966 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9969 * rs6000.c (rs6000_generate_compare): Use op1b instead of
9970 shadowing exisiting variable op1.
9972 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
9975 * config/i386/driver-i386.c (processor_signatures): New enum.
9976 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
9977 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
9978 processor signature to detect geode processor.
9980 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9984 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9986 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9987 causes spurious differences between trunk and cond-optab branch.
9989 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9991 * dojump.c (compare_from_rtx): Delete.
9992 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
9993 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
9994 if the comparison does not satisfy the predicate; test predicates for
9995 operands 2 and 3 of a cstore pattern. Don't try cstore optab
9996 further if one existing pattern fails.
9997 * expr.h (compare_from_rtx): Delete.
9998 (prepare_operand): Declare it.
9999 * optabs.c: Change "lib call" to "libcall" throughout.
10000 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
10001 HAVE_conditional_trap, emit_cmp_insn): Delete.
10002 (can_compare_p): Delete cmp_optab case.
10003 (prepare_float_lib_cmp): Return an rtx and a machine mode.
10004 Accept other parameters by value.
10005 (prepare_operand): Make non-static.
10006 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
10007 other parameters by value. Try to widen operands here based on
10008 an optab_methods argument and looking at cbranch_optab.
10009 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
10010 loop. Use cbranch_optab directly.
10011 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
10012 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
10014 (emit_conditional_move, emit_conditional_add): Inline what's needed
10015 of compare_from_rtx, using new prepare_cmp_insn for the rest.
10016 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
10017 with COMPARE. Move cmov_optab and cstore_optab above
10018 with cbranch_optab, move cmp_optab down with ucmp_optab,
10019 remove tst_otpab. Do not initialize trap_rtx.
10020 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
10021 for trap code. Do not check HAVE_conditional_trap. Use
10022 prepare_cmp_insn. Accept no predicate for operand 3.
10023 * optabs.h (OTI_cmp): Mark as used only for libcalls.
10024 (OTI_ctrap, ctrap_optab): New.
10025 (tst_optab): Delete.
10026 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
10027 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
10028 with lookup of ctrap_optab.
10029 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
10031 (ctrap_optab): New.
10033 * combine.c (combine_simplify_rtx, simplify_set): Do not
10034 special case comparing against zero for cc0 machines.
10035 * simplify-rtx.c (simplify_binary_operation_1): Never remove
10036 COMPARE on cc0 machines.
10037 (simplify_relational_operation): Return a new expression when
10038 a COMPARE could be removed.
10039 * final.c (final_scan_insn): Compare cc_status values
10040 against LHS of a (compare FOO (const_int 0)) cc0 source.
10041 Also check if cc_status.value is the full compare.
10043 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
10044 (cstoreMM4): Document.
10045 (conditional_trap): Document ctrapMM4 instead.
10046 (sync_compare_and_swapMM): Refer to cbranchcc4.
10047 (Dependent Patterns): Eliminate obsolete information referring to
10048 the old jump optimization phase.
10049 (Canonicalization): Include cbranchcc4 case, omit canonicalization
10050 of compares with 0 on cc0 machines.
10051 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
10052 avoiding references to cc0. Remove text about storing operands
10054 * doc/tm.texi (Condition Codes): Include blurb on different
10055 condition code representations, separate into subsections for
10056 CC0, MODE_CC and conditional execution.
10058 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
10059 alpha_emit_setcc): Accept operands and a machine mode.
10060 * config/alpha/alpha.c (alpha_emit_conditional_branch):
10061 Get code/op0/op1 from operands, use machine mode argument
10062 instead of alpha_compare.fp_p. Emit the branch here.
10063 (alpha_emit_setcc): Likewise, and return boolean.
10064 (alpha_emit_conditional_move): Likewise. Assert that
10065 cmp_op_mode == cmp_mode, and simplify accordingly.
10066 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
10067 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
10068 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
10070 (stack probe test): Use cbranchdi4.
10071 * config/alpha/predicates.md (alpha_cbranch_operator): New.
10073 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
10074 * config/arc/arc.h (movsicc, movsfcc): Use it.
10075 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
10076 (cbranchsi4, cstoresi4): New.
10077 (cmpsi, bCC and sCC expanders): Remove.
10079 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
10080 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
10081 * config/arm/predicates.md (arm_comparison_operator): Only include
10082 floating-point operators if there is a hardware floating-point unit.
10083 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
10084 deferring to cbranch_cc and cstore_cc respectively.
10085 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
10086 cbranch_cc, cstore_cc): New.
10087 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
10089 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
10091 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
10092 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
10094 (adjust_insn_length): Adjust calls.
10095 (avr_reorg): Handle (compare (foo) (const_int 0)).
10096 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
10097 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
10098 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
10099 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
10101 (cbranchqi4, cbranchhi4, cbranchsi4): New.
10102 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
10104 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
10105 (cbranchsi4, cstorebi4, cstoresi4): New.
10106 (movbisi): This insn is duplicate, split it to zero_extend.
10107 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
10108 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
10109 (bfin_optimize_loop): Use cbranch expander.
10110 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
10111 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
10112 (bfin_bimode_comparison_operator): ... this.
10113 (bfin_direct_comparison_operator): New.
10115 * config/cris/cris.c (cris_normal_notice_update_cc): Look
10116 inside (compare FOO (const_int 0)).
10117 (cris_rtx_costs): Handle ZERO_EXTRACT.
10118 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
10119 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
10120 (*tstdi_v32): Delete.
10121 (*cmpdi_non_v32): Add M alternative for operand 1.
10122 (cmpsi, cmp<mode>): Make private.
10123 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
10125 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
10127 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
10128 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
10129 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
10130 (cc_reg_operand): New.
10131 (any_cond): Delete.
10132 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
10133 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
10134 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
10135 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
10136 crx_expand_scond): Delete.
10138 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
10140 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
10141 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
10143 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
10144 cstoresi4, cstoresf4, cstoredf4): New.
10145 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
10146 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10147 Receive the entire operands array.
10148 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
10149 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
10150 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10151 Get test/op0/op1 from the operands array.
10152 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
10154 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
10155 (h8300_expand_store): New.
10156 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
10158 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
10159 (h8300_expand_store): New.
10160 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
10161 or do not try to produce (set (cc0) REG).
10162 (peepholes): Wrap arguments with COMPARE. Add a peephole to
10163 change a compare into a move to a scratch register. Disable some
10164 peepholes when comparing with zero.
10165 (tstsi, tsthi, tstsi, cmpqi): Make private.
10167 (bCC, sCC): Delete.
10168 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
10171 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
10172 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
10173 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
10174 (ix86_emit_i387_log1p): Use cbranchxf2.
10175 (ix86_expand_setcc): Return void.
10176 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
10177 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
10178 cmp<MODEF>, cmpcc): Remove.
10179 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
10180 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
10181 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
10182 (sCC and bCC expanders): Remove.
10183 (stack_protect_test): Use cbranchcc4.
10185 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
10187 (ia64_expand_compare): Accept three rtx by reference and return void.
10188 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
10189 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
10190 from *expr. Update *expr with the BImode comparison to do.
10191 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
10192 cmptf, bCC, sCC, conditional_trap): Delete.
10193 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
10194 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
10195 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
10196 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
10197 * config/ia64/predicates.md (ia64_cbranch_operator): New.
10199 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
10200 type of last argument.
10201 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
10202 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
10203 use machine mode argument instead of branch_type. Remove dead
10204 code for floating-point comparisons.
10205 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
10206 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
10208 (cbranchsi4, cstoresi4): New.
10209 * config/iq2000/predicates.md (reg_or_const_operand): New.
10211 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
10212 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
10213 (b<code>_op): Rewrite to...
10214 (bcc_op): ... this, using match_operator.
10215 (s<code>_op): Rewrite to...
10216 (scc_op): ... this, using match_operator.
10217 (s<code>_24_op): Rewrite to...
10218 (scc_op_24): ... this, using match_operator.
10219 (s<code>_<mode>): Rewrite to...
10220 (cstore<mode>4): ... this, using match_operator.
10221 (s<code>_<mode>_24): Rewrite to...
10222 (cstore<mode>4_24): ... this, using match_operator.
10223 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
10224 m32c_unpend_compare, m32c_expand_scc): Delete.
10225 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
10226 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
10227 (m32c_expand_movcc): Change NE to EQ if necessary.
10228 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
10230 * config/m32r/m32r-protos.h (gen_cond_store): New.
10231 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
10232 (gen_cond_store): New, from sCC patterns.
10233 (m32r_expand_block_move): Use cbranchsi4.
10234 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
10235 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
10236 (cbranchsi4, cstoresi4): New.
10238 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
10240 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
10241 (m68hc11_notice_update_cc): Look into a compare with 0.
10242 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
10244 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
10245 cmphi, cmpqi, bCC): Delete.
10246 (cbranchsi4, cbranchhi4, cbranchqi4): New.
10247 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
10248 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
10251 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
10252 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
10253 * config/m68k/constraints.md (H): New.
10254 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
10255 the define_insn below.
10256 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
10257 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
10258 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
10259 patterns): Wrap RHS with COMPARE.
10260 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
10261 (*cmpdi_internal): Name this pattern.
10262 (cmpdi): Change to define_insn.
10263 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
10264 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
10265 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
10267 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
10268 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
10269 (conditional_trap): Change to...
10270 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
10271 (*conditional_trap): Use the ordered_comparison_operator and
10272 const1_operand predicates.
10273 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
10274 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
10275 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
10276 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
10278 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
10279 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
10280 (mcore_gen_compare): New.
10281 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
10282 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
10283 (mcore_gen_compare): ... this.
10284 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
10285 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
10286 (stack probe pattern): Use cbranchsi4.
10288 * config/mips/predicates.md (mips_cstore_operator): New.
10289 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
10290 * config/mips/mips.md (any_cond): Delete.
10291 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
10293 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
10294 fixuns_truncsfdi2): Use cbranch patterns.
10295 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
10296 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
10297 Adjust call to mips_expand_conditional_branch.
10298 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
10300 * config/mips/mips-protos.h (mips_expand_conditional_branch,
10301 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
10302 * config/mips/mips.c (cmp_operands): Delete.
10303 (mips_emit_compare): Get comparison operands from *op0/*op1.
10304 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
10305 that it succeeds. Use op0/op1 instead of cmp_operands.
10306 (mips_expand_conditional_branch, mips_expand_conditional_move,
10307 mips_expand_conditional_trap): Likewise.
10308 (mips_block_move_loop): Use cbranch patterns.
10309 * config/mips/mips.h (cmp_operands): Delete.
10311 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
10312 (mmix_gen_compare_reg): Just return a register in the right CC mode.
10313 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
10314 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
10315 (*cmpcc_folded): Rename to...
10316 (*cmpdi_folded): this.
10317 (*cmpcc): Rename to...
10319 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
10322 (cbranchdf4): New. Handle invalid comparisons here.
10323 * config/mmix/predicates.md (float_comparison_operator): New.
10325 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
10326 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
10327 * config/mn10300/mn10300.md (tst): Delete.
10328 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
10329 Name these patterns and wrap RHS in a compare.
10330 (*cmpsi): Make this pattern private. Include tst.
10331 (*cmpsf): Make this pattern private.
10332 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
10333 (compare with zero peepholes): Likewise.
10335 (cbranchsi4, cbranchsf4): New.
10336 (casesi): Use cbranchsi4.
10338 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
10339 hppa_branch_type): Delete.
10340 (return_addr_rtx): Use cbranchsi4.
10341 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
10342 Emit CCFPmode comparison here.
10343 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
10344 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
10345 hppa_branch_type): Delete.
10346 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
10347 (movsicc, movdicc): Remove references to hppa_compare_op0,
10348 hppa_compare_op1 and compare_from_rtx.
10349 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
10350 (casesi): Use cbranchsi4.
10352 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
10353 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
10354 * config/pdp11/pdp11.md (register_or_const0_operand): New.
10355 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
10356 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
10358 (cbranchdf4, cbranchhi4, cbranchqi4): New.
10359 (*branch, *branch_inverted): New.
10361 * config/picochip/picochip.md (cbranchhi4): Use
10362 ordered_comparison_operator.
10363 (cmphi, bCC): Remove.
10365 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
10366 (trap_comparison_operator): Delete.
10367 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
10368 rs6000_emit_cbranch): Accept mode and operands.
10369 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
10370 rs6000_compare_fp_p): Delete.
10371 (rs6000_generate_compare): Accept mode and comparison. Extract code
10372 and op0/op1 from there. Replace references to rs6000_compare_op0
10373 and rs6000_compare_op1.
10374 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
10375 extract result from passed operands.
10376 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
10377 extract loc from passed operands.
10378 (rs6000_emit_cmove): Likewise.
10379 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
10380 rs6000_compare_fp_p): Delete.
10381 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
10382 (cbranch<GPR>4, cbranch<FP>4): New.
10383 (cstore<mode>4): New. Consolidate here all choices about when to use
10384 portable or specialized sCC sequences.
10385 (stack_protect_test): Use cbranchsi4.
10386 (conditional_trap): Replace with ctrap<GPR>4.
10387 (conditional trap insn): Replace trap_comparison_operator with
10388 ordered_comparison_operator.
10390 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
10391 (s390_emit_prologue): Use ctrap.
10392 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
10393 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
10394 New predicates replacing...
10395 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
10396 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
10397 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
10398 (add<mode>cc): Do not use s390_compare_op0/op1.
10399 (s<code>): Change to...
10400 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
10401 (seq): Change to...
10402 (cstorecc4): ... this. Handle EQ or NE equally.
10403 (*sne): Un-privatize for use in cstorecc4.
10404 (b<code>): Change to...
10405 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
10406 (conditional_trap): Replace with...
10407 (ctrap<GPR>4, ctrap<FP>4): ... these.
10408 (stack_protect): Use cbranchcc4.
10410 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
10411 * config/score/score-protos.h (score_gen_cmp): Delete.
10412 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
10413 (score_block_move-loop): Use cbranchsi4.
10414 * config/score/score.md (cbranchsi4): New.
10415 (cmpsi, bCC): Delete.
10416 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
10417 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10418 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
10419 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10420 * config/score/score3.h (score3_gen_cmp): Delete.
10421 * config/score/score7.h (score7_gen_cmp): Delete.
10423 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
10424 (sh_emit_scc_to_t): ... this. Return void.
10425 (from_compare): Rename to...
10426 (sh_emit_compare_and_branch): ... this.
10427 (sh_emit_compare_and_set): New.
10428 (sh_expand_t_scc): Accept operands.
10429 * config/sh/predicates.md (sh_float_comparison_operator): New.
10430 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
10431 (prepare_scc_operands): Rename to...
10432 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
10434 (sh_emit_cheap_store_flag): New.
10435 (sh_emit_set_t_insn): New.
10436 (from_compare): Rename to...
10437 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
10438 handling of TARGET_SH2E floating point to avoid recursive call.
10439 Generate branch here.
10440 (sh_emit_compare_and_set): New.
10441 (sh_expand_t_scc): Get op0/op1 from arguments.
10442 (sh_emit_cheap_store_flag): New.
10443 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
10445 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
10446 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
10447 (movsicc, movdicc): Do nothing when it recreated operands from
10448 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
10449 prepare_scc_operands (now sh_emit_scc_to_t).
10450 (udivdi3): Use cstoresi4.
10451 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
10452 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
10453 (cbranchint4_media, cbranchfp4_media): New.
10454 (casesi): Use cbranchdi4.
10455 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
10457 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
10458 (movnegt): Remove second operand.
10459 (cbranchsf4, cbranchdf4): New.
10460 (stack_protect): Use cbranchdi4/cbranchsi4.
10462 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
10463 (gen_compare_reg): Accept comparison, extract part of it to...
10464 (gen_compare_reg_1): ... this.
10465 (gen_compare_operator): Delete.
10466 (gen_v9_scc): Accept separate destination, comparison code and arms.
10467 Do not use sparc_compare_op0/sparc_compare_op1.
10468 (emit_scc_insn, emit_conditional_branch_insn): New.
10469 (emit_v9_brxx): Make static. Remove useless assertion.
10470 (sparc_emit_float_lib_cmp): Return RTL instead of calling
10472 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
10473 * config/sparc/sparc-protos.h (gen_compare_reg,
10474 sparc_emit_float_lib_cmp): Adjust prototype.
10475 (emit_scc_insn, emit_conditional_branch_insn): New.
10476 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
10477 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
10478 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
10479 iterators to the top.
10480 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
10481 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
10482 snedi_special_trunc): Delete.
10483 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
10484 and snedi_special_trunc.
10485 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
10486 cbranchdi4, cbranch<F:mode>4): New.
10487 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
10488 here. Use gen_compare_reg instead of gen_compare_operator.
10489 (conditional_trap): Replace with...
10490 (ctrapsi4, ctrapdi4): ... this.
10491 (stack_protect_test): Use cbranchcc4.
10493 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
10495 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
10496 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
10497 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
10498 from operands[0] or operands[3] depending on is_set.
10499 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
10500 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
10501 cmpdf, bCC), sCC: Remove.
10502 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
10503 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
10505 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10506 spu_emit_branch_or_set.
10508 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
10510 * config/stormy16/stormy16.h (xstormy16_compare_op0,
10511 xstormy16_compare_op1): Delete.
10512 * config/stormy16/stormy16.c (xstormy16_compare_op0,
10513 xstormy16_compare_op1): Delete.
10514 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
10516 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10517 (cmphi, cmpsi, bCC): Remove.
10519 * config/v850/v850.md (tstsi, cmpsi): Fold into...
10520 (*cmpsi): ... this one.
10521 (cbranchsi4, cstoresi4): New.
10522 (bCC expanders): Delete.
10523 (sCC insns): Fold into...
10524 (*setcc): ... this one.
10525 (casesi): Do not use gen_cmpsi and gen_bgtu.
10526 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
10527 (movsicc): Simplify.
10528 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
10530 * config/vax/vax-protos.h (cond_name): New.
10531 (vax_output_conditional_branch): Remove.
10532 * config/vax/vax.c (cond_name): New.
10533 (vax_output_conditional_branch): Remove.
10534 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
10535 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
10536 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
10537 (bit<VAXint>): Wrap source with (compare).
10538 (b<code> and following unnamed pattern): Rename to *branch and
10539 *branch_reversed. Change macroization to match_operator.
10540 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
10542 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
10543 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
10544 Change last argument to machine_mode.
10545 (xtensa_expand_scc): Add machine_mode argument.
10546 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
10547 (gen_conditional_move, xtensa_expand_conditional_branch,
10548 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
10549 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
10550 Adjust operand numbers.
10551 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
10553 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10554 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10555 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10557 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10559 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10560 causes spurious differences between trunk and cond-optab branch.
10562 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10565 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10567 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10569 * tree.c (iterative_hash_pointer): Delete.
10570 (iterative_hash_expr): Short-circuit handling of NULL pointer.
10571 Hash UIDs and versions of SSA names. Don't special-case built-in
10572 function declarations.
10574 2009-05-11 Ian Lance Taylor <iant@google.com>
10577 * graphite.c: Force -Wc++-compat to only be a warning before
10578 #including "cloog/cloog.h".
10580 2009-05-11 Martin Jambor <mjambor@suse.cz>
10582 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10584 2009-05-11 Jan Hubicka <jh@suse.cz>
10586 * tree-ssa-loop-ivcanon.c: Include target.h
10587 (struct loop_size): new structure.
10588 (constant_after_peeling): New predicate.
10589 (tree_estimate_loop_size): New function.
10590 (estimated_unrolled_size): Rewrite for new estimates.
10591 (try_unroll_loop_completely): Use new estimates.
10592 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10594 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10596 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10597 libcpp interface change.
10598 (spu_macro_to_expand): Likewise.
10600 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10602 PR tree-optimization/40026
10603 * gimplify.c (gimplify_init_constructor): Change initial conditional
10604 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10605 optimize_compound_literals_in_ctor.
10607 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10609 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10611 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10613 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10615 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10616 HOST_WIDE_INT for gap.
10618 2009-05-11 Ira Rosen <irar@il.ibm.com>
10620 PR tree-optimization/40074
10621 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10622 account in group size and step comparison.
10624 2009-05-11 Richard Guenther <rguenther@suse.de>
10626 * passes.c (init_optimization_passes): Strip now incorrect comment.
10627 (execute_function_todo): Do not set PROP_alias.
10628 * tree-pass.h (PROP_alias): Remove.
10629 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10630 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10631 * tree-nrv.c (pass_return_slot): Likewise.
10632 * tree-object-size.c (pass_object_sizes): Likewise.
10633 * tree-ssa-dom.c (pass_dominator): Likewise.
10634 (pass_phi_only_cprop): Likewise.
10635 * tree-ssa-dse.c (pass_dse): Likewise.
10636 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10637 (pass_cselim): Likewise.
10638 * tree-ssa-pre.c (pass_pre): Likewise.
10639 (pass_fre): Likewise.
10640 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10641 * tree-ssa-sink.c (pass_sink_code): Likewise.
10642 * tree-stdarg.c (pass_stdarg): Likewise.
10643 * tree-tailcall.c (pass_tail_calls): Likewise.
10644 * tree-vrp.c (pass_vrp): Likewise.
10646 2009-05-10 Ian Lance Taylor <iant@google.com>
10648 * basic-block.h (enum profile_status): Break out of struct
10649 control_flow_graph.
10650 * cgraph.h (struct inline_summary): Break out of struct
10652 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10653 of struct cgraph_order_sort.
10654 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10655 * cse.c (struct branch_path): Break out of struct
10656 cse_basic_block_data.
10657 * except.h (enum eh_region_type): Break out of struct eh_region.
10658 * gcc.c (enum add_del): Break out of struct modify_target.
10659 * genrecog.c (enum decision_type): Break out of struct decision_test.
10660 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10662 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10663 * regmove.c (enum match_use): New enum, broken out of struct match.
10664 * sched-int.h (enum post_call_group): New enum, broken out of
10666 (struct deps_reg): Break out of struct deps.
10667 * target.h (struct asm_int_op): Break out of struct gcc_target.
10668 * tree-eh.c (struct goto_queue_node): Break out of struct
10670 * tree-inline.h (enum copy_body_cge_which): Break out of
10672 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10674 * c-decl.c (in_struct, struct_types): New static variables.
10675 (pushtag): Add loc parameter. Change all callers.
10676 (lookup_tag): Add ploc parameter. Change all callers.
10677 (check_compound_literal_type): New function.
10678 (parser_xref_tag): Add loc parameter. Change all callers. If
10679 -Wc++-compat, warn about struct/union/enum types defined within a
10681 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10682 and loc parameters. Change all callers. Change error calls to
10683 error_at, using loc. For a redefinition, if the location of the
10684 original definition is known, report it. Set in_struct and
10685 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10686 (finish_struct): Add new parameters enclosing_in_struct and
10687 enclosing_struct_types. Change all callers. Set
10688 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10689 in the struct. If in a struct, add this struct to struct_types.
10690 (start_enum): Add loc parameter. Change all callers. Use
10691 error_at for errors, using loc. For a redefinition, if the
10692 location of the original definition is known, report it. If in a
10693 struct, add this enum type to struct_types. If -Wc++-compat warn
10694 if in sizeof, typeof, or alignof.
10695 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10696 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10697 (c_parser_enum_specifier): Get enum location for start_enum.
10698 (c_parser_struct_or_union_specifier): Get struct location for
10699 start_struct. Save in_struct and struct_types status between
10700 start_struct and finish_struct.
10701 (c_parser_cast_expression): Get location of cast.
10702 (c_parser_alignof_expression): Get location of type.
10703 (c_parser_postfix_expression): Likewise.
10704 (c_parser_postfix_expression_after_paren_type): Add type_loc
10705 parameter. Change all callers. Call check_compound_literal_type.
10706 Use type_loc for error about variable size type.
10707 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10708 of an enum constant from an enum type defined in a struct or union.
10709 (c_cast_expr): Add loc parameter. Change all callers. If
10710 -Wc++-compat, warn about defining a type in a cast.
10711 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10712 (start_enum, start_struct, finish_struct): Update declarations.
10713 (parser_xref_tag, c_cast_expr): Update declarations.
10714 (check_compound_literal_type): Declare.
10716 2009-05-11 Ben Elliston <bje@au.ibm.com>
10718 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10719 for recent libcpp interface change.
10720 (rs6000_macro_to_expand): Likewise.
10722 2009-05-10 Michael Matz <matz@suse.de>
10725 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10726 not at entry of function.
10728 2009-05-10 Richard Guenther <rguenther@suse.de>
10730 PR tree-optimization/40081
10732 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10733 using the main variant of the element type. Do not fiddle with
10734 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10736 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10737 structs with volatile fields.
10739 2009-05-10 Jan Hubicka <jh@suse.cz>
10741 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10742 (estimate_move_cost): Assert that it does not get called for
10744 (estimate_num_insns): Skip VOID types in argument handling.
10745 (optimize_inline_calls): Delete unreachable blocks and verify that
10746 callgraph is valid.
10748 2009-05-10 Jan Hubicka <jh@suse.cz>
10750 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10751 * cgraph.c (cgraph_mark_address_taken_node): New function.
10752 (dump_cgraph_node): Dump new flag.
10753 * cgraph.h (struct cgraph_node): Add address_taken.
10754 (cgraph_mark_address_taken_node): New function.
10755 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10756 since new direct calls can be born.
10758 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10760 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10761 tok->val.node.node.
10763 2009-05-10 Jan Hubicka <jh@suse.cz>
10765 PR middle-end/40084
10766 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10768 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10769 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10770 * tree-inline.c (copy_bb): Set frequency correctly.
10771 (fold_marked_statements): Update call to
10772 cgraph_update_edges_for_call_stmt.
10774 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10776 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10777 identifiers in diagnostics.
10778 * config/arm/arm.c (arm_handle_fndecl_attribute,
10779 arm_handle_isr_attribute): Likewise.
10780 * config/avr/avr.c (avr_handle_progmem_attribute,
10781 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10782 * config/bfin/bfin.c (handle_int_attribute,
10783 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10784 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10785 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10787 * config/darwin.c (darwin_handle_kext_attribute,
10788 darwin_handle_weak_import_attribute): Likewise.
10789 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10790 h8300_handle_eightbit_data_attribute,
10791 h8300_handle_tiny_data_attribute): Likewise.
10792 * config/i386/i386.c (ix86_handle_cconv_attribute,
10793 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10794 * config/i386/winnt.c (ix86_handle_shared_attribute,
10795 ix86_handle_selectany_attribute): Likewise.
10796 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10797 * config/m32c/m32c.c (function_vector_handler): Likewise.
10798 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10799 m68hc11_handle_fntype_attribute): Likewise.
10800 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10801 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10802 * config/mips/mips.c (mips_insert_attributes,
10803 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10804 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10805 rs6000_handle_struct_attribute): Likewise.
10806 * config/sh/sh.c (sh_insert_attributes,
10807 sh_handle_resbank_handler_attribute,
10808 sh_handle_interrupt_handler_attribute,
10809 sh2a_handle_function_vector_handler_attribute,
10810 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10812 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10813 * config/spu/spu.c (spu_handle_fndecl_attribute,
10814 spu_handle_vector_attribute): Likewise.
10815 * config/stormy16/stormy16.c
10816 (xstormy16_handle_interrupt_attribute): Likewise.
10817 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10818 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
10820 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10822 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
10823 (pp_translate_identifiers): New.
10824 (pp_identifier): Only conditionally translate identifier to locale
10826 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
10827 (pp_base_tree_identifier): Only conditionally translate identifier
10828 to locale character set.
10829 * c-pretty-print.c (M_): Define.
10830 (pp_c_type_specifier, pp_c_primary_expression): Mark English
10831 fragments for conditional translation with M_.
10832 * tree-pretty-print.c (maybe_init_pretty_print): Disable
10833 identifier translation.
10835 2009-05-10 Richard Guenther <rguenther@suse.de>
10837 PR tree-optimization/40081
10838 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10839 using the main variant of the element type. Do not fiddle with
10840 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10842 2009-05-09 Jan Hubicka <jh@suse.cz>
10844 PR middle-end/40080
10845 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
10846 indirect calls; verify cgraph afterwards.
10848 2009-05-09 Jan Hubicka <jh@suse.cz>
10851 * ipa.c (update_inlined_to_pointer): New function.
10852 (cgraph_remove_unreachable_nodes): Use it.
10854 2009-05-09 Jan Hubicka <jh@suse.cz>
10856 * tree-eh.c (struct leh_state): Remove prev_try.
10857 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
10858 not track prev_try.
10859 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
10860 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
10861 remove_eh_handler_and_replace, foreach_reachable_handler,
10862 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
10863 * except.h (struct eh_region): Remove eh_region_u_cleanup.
10864 (gen_eh_region_cleanup): Update prototype.
10866 2009-05-09 Jan Hubicka <jh@suse.cz>
10868 PR middle-end/40043
10869 * except.c (copy_eh_region): Always set prev_try.
10870 (redirect_eh_edge_to_label): Find outer try.
10871 (foreach_reachable_handler): When looking for prev try
10872 handle case where previous try is not going to be taken.
10874 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
10876 PR tree-optimization/40049
10877 * tree-vect-stmts.c (vectorizable_operation): If the machine has
10878 only vector/vector shifts, convert the type of the constant to the
10879 appropriate type to avoid building incorrect trees, which
10880 eventually have problems with garbage collection.
10882 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10884 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
10885 -1 for complex floating-point types if honoring signed zeros.
10887 2009-05-08 Jan Hubicka <jh@suse.cz>
10889 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
10890 argument; handle correctly when profile is absent.
10891 (build_cgraph_edges): Update.
10892 (rebuild_cgraph_edges): Update.
10893 * cgraph.c: Do not include varray.h.
10894 (cgraph_set_call_stmt_including_clones): New function.
10895 (cgraph_create_edge_including_clones): Likewise
10896 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
10897 (cgraph_update_edges_for_call_stmt): Handle clones.
10898 (cgraph_remove_node): Handle clone tree.
10899 (cgraph_remove_node_and_inline_clones): New function.
10900 (dump_cgraph_node): Dump clone tree.
10901 (cgraph_clone_node): Handle clone tree.
10902 (clone_function_name): Bring here from tree-inline.c.
10903 (cgraph_create_virtual_clone): New function.
10904 * cgraph.h (ipa_replace_map): Move here from ipa.h.
10905 (cgraph_clone_info): New function.
10906 (strut cgraph_node): Add clone_info and new clone tree pointers.
10907 (cgraph_remove_node_and_inline_clones,
10908 cgraph_set_call_stmt_including_clones,
10909 cgraph_create_edge_including_clones,
10910 cgraph_create_virtual_clone): Declare.
10911 (cgraph_function_versioning): Use VEC argument.
10912 (compute_call_stmt_bb_frequency): Update prototype.
10913 (cgraph_materialize_all_clones): New function.
10914 * ipa-cp.c (ipcp_update_cloned_node): Remove.
10915 (ipcp_create_replace_map): Update to VECtors.
10916 (ipcp_update_callgraph): Use virtual clones.
10917 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
10918 (ipcp_update_profiling): Do not update local profiling.
10919 (ipcp_insert_stage): Use VECtors and virtual clones.
10920 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
10921 (clone_of_p): New function.
10922 (cgraph_preserve_function_body_p): Use clone tree.
10923 (cgraph_optimize): Materialize clones.
10924 (cgraph_function_versioning): Update for VECtors.
10925 (save_inline_function_body): Use clone tree.
10926 (cgraph_materialize_clone): New function.
10927 (cgraph_materialize_all_clones): Likewise.
10928 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
10929 * ipa.c: Include gimple.h.
10930 (cgraph_remove_unreachable_nodes): Use clone tree.
10931 * ipa-prop.c (ipa_note_param_call): Update call to
10932 compute_call_stmt_bb_frequencycall.
10933 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
10934 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
10935 (copy_bb): Handle updating of clone tree; add new edge when new call
10937 (expand_call_inline): Be strict about every call having edge.
10938 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
10939 (delete_unreachable_blocks_update_callgraph): New function.
10940 (tree_function_versioning): Use VECtors; always remove unreachable
10941 blocks and fold conditionals.
10942 * tree-inline.h: Do not include varray.h.
10943 (tree_function_versioning): Remove.
10944 * Makefile.in (GTFILES): Remove tree-inline.c
10945 * passes.c (do_per_function): Do only functions having body.
10946 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
10949 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
10950 Andrew Morrow <acm@google.com>
10953 * c-common.c (c_common_attribute_table): Permit deprecated
10954 attribute to take an optional argument.
10955 (handle_deprecated_attribute): If the optional argument to
10956 __attribute__((deprecated)) is not a string ignore the attribute
10957 and emit a warning.
10959 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
10960 * c-typeck.c (build_component_ref): Likewise.
10961 (build_external_ref): Likewise.
10963 * toplev.c (warn_deprecated_use): Add an attribute argument.
10964 Emit the message associated with __attribute__((deprecated)).
10966 * toplev.h (warn_deprecated_use): Updated.
10968 * doc/extend.texi: Document new optional parameter to
10969 __attribute__((deprecated))
10971 2009-05-08 Michael Eager <eager@eagercon.com>
10973 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
10974 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
10976 2009-05-08 Richard Guenther <rguenther@suse.de>
10978 PR tree-optimization/40062
10979 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
10980 Avoid exponential behavior.
10982 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10984 PR rtl-optimization/33928
10986 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
10987 process_uses, build_single_def_use_links): New.
10988 (update_df): Update use_def_ref.
10989 (forward_propagate_into): Use get_def_for_use instead of use-def
10991 (fwprop_init): Call build_single_def_use_links and let it initialize
10993 (fwprop_done): Free use_def_ref.
10994 (fwprop_addr): Eliminate duplicate call to df_set_flags.
10995 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
10996 df_rd_simulate_one_insn): New.
10997 (df_rd_bb_local_compute_process_def): Update head comment.
10998 (df_chain_create_bb): Use the new RD simulation functions.
10999 * df.h (df_rd_simulate_artificial_defs_at_top,
11000 df_rd_simulate_one_insn): New.
11001 * opts.c (decode_options): Enable fwprop at -O1.
11002 * doc/invoke.texi (-fforward-propagate): Document this.
11004 2009-05-08 Joseph Myers <joseph@codesourcery.com>
11007 * c-typeck.c (build_binary_op): Handle arithmetic between one real
11008 and one complex operand specially.
11009 * tree-complex.c (some_nonzerop): Do not identify a real value as
11010 zero if flag_signed_zeros.
11012 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11014 PR rtl-optimization/33928
11015 * loop-invariant.c (record_use): Fix && vs. || mishap.
11017 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
11019 PR rtl-optimization/33928
11020 * loop-invariant.c (struct use): Add addr_use_p.
11021 (struct def): Add n_addr_uses.
11022 (struct invariant): Add cheap_address.
11023 (create_new_invariant): Set cheap_address.
11024 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
11025 (record_uses): Pass df_ref to record_use.
11026 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
11029 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
11031 * config/sh/sh.c: Do not include c-pragma.h.
11033 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
11035 * config/spu/spu.c: Remove include of c-common.h.
11037 2009-05-07 Janis Johnson <janis187@us.ibm.com>
11040 * c-common.h (mark_valid_location_for_stdc_pragma,
11041 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
11042 clear_float_const_decimal64, float_const_decimal64_p): New.
11043 * c.opt (Wunsuffixed-float-constants): New.
11044 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
11045 unsuffixed float constant, handle new warning.
11046 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
11047 * c-decl.c (c_scope): New flag float_const_decimal64.
11048 (set_float_const_decimal64, clear_float_const_decimal64,
11049 float_const_decimal64_p): New.
11050 (push_scope): Set new flag.
11051 * c-parser.c (c_parser_translation_unit): Mark when it's valid
11052 to use STDC pragmas.
11053 (c_parser_external_declaration): Ditto.
11054 (c_parser_compound_statement_nostart): Ditto.
11055 * c-pragma.c (valid_location_for_stdc_pragma,
11056 mark_valid_location_for_stdc_pragma,
11057 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
11058 handle_pragma_float_const_decimal64): New.
11059 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
11060 * cp/semantics.c (valid_location_for_stdc_pragma_p,
11061 set_float_const_decimal64, clear_float_const_decimal64,
11062 float_const_decimal64_p): New dummy functions.
11063 * doc/extend.texi (Decimal Float): Remove statement that the
11064 pragma, and suffix for double constants, are not supported.
11065 * doc/invoke.texi (Warning Options): List new option.
11066 (-Wunsuffixed-float-constants): New.
11068 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
11070 * config/i386/i386.c: Do not include c-common.h.
11072 2009-05-07 Mark Heffernan <meheff@google.com>
11074 * doc/invoke.texi (Debugging Options): Document change of debugging
11076 * opts.c (decode_options): Make dump_base_name relative to
11077 aux_base_name directory.
11079 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
11081 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
11082 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
11084 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
11086 * Makefile.in (install-plugin): Simplify a bit.
11088 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
11090 * Makefile.in (OBJS-common): Add regcprop.o.
11092 * timevar.def (TV_CPROP_REGISTERS): New.
11093 * regrename.c (regrename_optimize): Return 0.
11094 (rest_of_handle_regrename): Delete.
11095 (pass_rename_registers): Point to regrename_optimize.
11096 (struct value_data_entry, struct value_data,
11097 kill_value_one_regno, kill_value_regno, kill_value,
11098 set_value_regno, init_value_data, kill_clobbered_value,
11099 kill_set_value, kill_autoinc_value, copy_value,
11100 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
11101 replace_oldest_value_reg, replace_oldest_value_addr,
11102 replace_oldest_value_mem, copyprop_hardreg_forward_1,
11103 debug_value_data, validate_value_data): Move...
11104 * regcprop.c: ... here.
11105 (rest_of_handle_cprop): Delete.
11106 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
11108 2009-05-07 Jakub Jelinek <jakub@redhat.com>
11110 PR middle-end/40057
11111 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
11112 GEN_INT for 1 << bitnum.
11113 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
11114 build_int_cst_type.
11116 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
11118 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
11119 Remove wrong description of "nand" operation.
11121 2009-05-06 Richard Guenther <rguenther@suse.de>
11122 Adam Nemet <anemet@caviumnetworks.com>
11124 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
11125 comment. Add that if LHS is not a gimple register, then RHS1 has
11126 to be a single object (GIMPLE_SINGLE_RHS).
11128 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
11130 * expr.c (get_def_for_expr): Move it up in the file.
11131 (store_field): When expanding a bit-field store, look at the
11132 defining gimple stmt for the masking conversion.
11134 2009-05-06 Janis Johnson <janis187@us.ibm.com>
11136 PR middle-end/39986
11137 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
11138 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
11139 32-bit memcpy into long.
11141 2009-05-06 Jakub Jelinek <jakub@redhat.com>
11143 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
11144 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
11146 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
11147 instead of appending DW_OP_deref*.
11149 2009-05-06 Michael Matz <matz@suse.de>
11151 PR middle-end/40021
11152 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
11153 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
11155 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
11157 * Makefile.in (install-plugin): Fix srcdir handling.
11159 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
11161 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
11162 when processing for not_regs_needed bitmap.
11163 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
11164 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
11165 handling it for rhs.
11167 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11169 * config/i386/i386.md (unnamed inc/dec peephole): Use
11170 optimize_insn_for_size_p instead of optimize_size.
11171 * config/i386/predicates.md (incdec_operand): Likewise.
11172 (aligned_operand): Likewise.
11173 * config/i386/sse.md (divv8sf3): Likewise.
11174 (sqrtv8sf2): Likewise.
11176 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11178 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
11180 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
11182 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11184 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
11185 ssemodesuffixf2c with avxmodesuffixf2c.
11187 2009-05-06 Joseph Myers <joseph@codesourcery.com>
11190 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
11192 2009-05-05 Jakub Jelinek <jakub@redhat.com>
11194 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
11195 (struct tree_base): Adjust spacing for 8 bit boundaries.
11196 (struct tree_decl_common): Add decl_by_reference_flag bit.
11197 (DECL_BY_REFERENCE): Adjust.
11198 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
11199 print DECL_BY_REFERENCE bit.
11200 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
11201 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
11202 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
11203 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
11206 PR middle-end/39666
11207 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
11208 range of the type, but default label is missing, add it with one
11209 of the existing labels instead of adding a new label for it.
11211 2009-05-05 Joseph Myers <joseph@codesourcery.com>
11215 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
11217 * Makefile.in (enable_plugin, plugin_includedir): New.
11218 (install): Depend on install-plugin.
11219 (PLUGIN_HEADERS): New.
11220 (install-plugin): New.
11221 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
11223 2009-05-05 Richard Guenther <rguenther@suse.de>
11225 PR tree-optimization/40022
11226 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
11228 (phivn_valid_p): Fix tuplification error, simplify.
11229 (phiprop_insert_phi): Add dumps.
11230 (propagate_with_phi): Simplify.
11232 2009-05-05 Richard Guenther <rguenther@suse.de>
11234 PR middle-end/40023
11235 * builtins.c (gimplify_va_arg_expr): Properly build the address.
11237 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
11239 * tree.h (strip_float_extensions): Remove duplicate declaration.
11240 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
11241 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
11242 block_ultimate_origin): Rearrange the declarations line to match the
11243 comment that indicates the .c file which the functions are defined.
11244 (dwarf2out_*, set_decl_rtl): Add comment.
11245 (get_base_address): Adjust comment.
11246 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
11247 declarations line and add comment.
11248 (is_builtin_name): Add blank after function name, for clarity.
11250 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11252 * attribs.c (decl_attributes): Use %qE for identifiers in
11254 * cgraphunit.c (verify_cgraph_node): Translate function names to
11255 locale character set in diagnostics.
11256 * coverage.c (get_coverage_counts): Use %qE for identifiers in
11258 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
11259 Document that functions are named in UTF-8.
11260 * expr.c (expand_expr_real_1): Translate function names to locale
11261 character set in diagnostics.
11262 * gimplify.c (omp_notice_variable, omp_is_private,
11263 gimplify_scan_omp_clauses): Use %qE for identifiers in
11265 * langhooks.c (lhd_print_error_function): Translate function names
11266 to locale character set.
11267 * langhooks.h (decl_printable_name): Document that return value is
11268 in internal character set.
11269 * stmt.c: Include pretty-print.h
11270 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
11272 (resolve_operand_name_1): Translate named operand name to locale
11274 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
11276 * toplev.c (announce_function): Translate function names to locale
11278 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
11279 (default_tree_printer): Use pp_identifier or translate identifiers
11280 to locale character set. Mark "<anonymous>" for translation.
11281 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
11282 for identifiers in diagnostics.
11283 * tree.c (handle_dll_attribute): Use %qE for identifiers in
11285 * varasm.c (output_constructor): Use %qE for identifiers in
11288 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
11290 * configure.ac: use ` ` instead of $()
11291 * configure: Regenerate.
11293 2009-05-05 Ben Elliston <bje@au.ibm.com>
11295 * config/pa/linux-atomic.c: Eliminate conditional include of
11296 errno.h on non-LP64 systems to simplify build requirements.
11298 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11300 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
11302 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
11303 and pass value to identifier_to_locale.
11304 (warn_variable_length_array): Make name a tree.
11305 (grokdeclarator): Separate diagnostic texts for named and unnamed
11306 declarators. Use %qE for named declarators.
11307 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
11309 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
11310 identifiers in diagnostics.
11311 * c-typeck.c (push_member_name, start_init): Pass identifiers to
11312 identifier_to_locale. Mark "anonymous" strings for translation.
11314 2009-05-04 Michael Eager <eager@eagercon.com>
11316 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
11317 address for DImode/DFmode only if double-precision FP regs.
11319 2009-05-04 Michael Eager <eager@eagercon.com>
11321 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
11322 TARGET_SINGLE_FLOAT check.
11324 2009-05-04 Michael Eager <eager@eagercon.com>
11326 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
11328 2009-05-04 Michael Eager <eager@eagercon.com>
11330 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
11331 * config/rs6000/t-xilinx: New
11333 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
11335 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
11336 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
11337 * gcc/explow.c (memory_address): Use target hook.
11338 * gcc/targhooks.c (default_legitimize_address): New.
11339 * gcc/targhooks.h (default_legitimize_address): New.
11340 * gcc/target.h (legitimize_address): New.
11341 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
11342 (TARGET_INITIALIZER): Include it.
11343 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
11345 * config/bfin/bfin-protos.h (legitimize_address): Remove.
11346 * config/bfin/bfin.c (legitimize_address): Remove.
11347 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
11348 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
11350 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
11351 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
11353 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
11354 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
11355 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
11356 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
11357 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
11358 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
11359 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
11360 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
11361 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
11362 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
11363 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
11364 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
11365 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
11366 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
11367 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
11368 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
11369 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
11370 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
11371 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
11372 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
11373 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
11374 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
11375 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
11377 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
11378 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
11379 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
11380 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
11381 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
11382 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
11383 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
11384 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
11385 (thumb_legitimize_address): Delete.
11386 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
11387 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
11388 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
11389 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
11390 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
11391 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
11393 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
11396 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
11397 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
11398 * config/m32r/m32r.c (m32r_legitimize_address): New.
11399 * config/m68k/m68k.c (m68k_legitimize_address): New.
11400 * config/score/score.c (score_legitimize_address): Standardize.
11401 * config/score/score3.c (score3_legitimize_address): Standardize.
11402 * config/score/score3.h (score3_legitimize_address): Adjust.
11403 * config/score/score7.c (score7_legitimize_address): Standardize.
11404 * config/score/score7.h (score7_legitimize_address): Adjust.
11405 * config/sh/sh.c (sh_legitimize_address): New.
11406 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
11408 * gcc/config/s390/s390.c (legitimize_address): Rename to...
11409 (s390_legitimize_address): ... this.
11410 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
11411 (sparc_legitimize_address): ... this.
11412 * gcc/config/i386/i386.c (legitimize_address): Rename to...
11413 (ix86_legitimize_address): ... this.
11414 * gcc/config/avr/avr.c (legitimize_address): Rename to...
11415 (avr_legitimize_address): ... this.
11416 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
11417 (mn10300_legitimize_address): ... this.
11418 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
11419 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
11420 (alpha_expand_mov): Adjust call.
11422 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
11423 * config/spu/spu.c (spu_legitimize_address): Likewise.
11424 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
11425 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
11427 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11429 * intl.c (locale_encoding, locale_utf8): New.
11430 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
11431 * intl.h (locale_encoding, locale_utf8): Declare.
11432 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
11433 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
11435 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
11437 (pp_tree_identifier): Define to call pp_base_tree_identifier.
11438 (pp_base_tree_identifier): Declare as function.
11439 (identifier_to_locale): Declare.
11440 * Makefile.in (pretty-print.o): Update dependencies.
11441 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
11443 2009-05-04 Richard Guenther <rguenther@suse.de>
11445 PR middle-end/40015
11446 * builtins.c (fold_builtin_memory_op): Do not decay to element
11447 type if the size matches the whole array.
11449 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11451 * expmed.c (synth_mult): When trying out a shift, pass the result
11454 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11456 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
11457 (shiftsub1_cost): New.
11458 (init_expmed): Compute shiftsub1_cost.
11459 (synth_mult): Optimize multiplications by constants of the form
11460 -(2^^m-1) for some constant positive integer m.
11462 2009-05-03 Richard Guenther <rguenther@suse.de>
11465 * c-typeck.c (array_to_pointer_conversion): Do not built
11466 ADDR_EXPRs of arrays of pointer-to-element type.
11467 * c-gimplify.c (c_gimplify_expr): Revert change fixing
11468 up wrong ADDR_EXPRs after-the-fact.
11469 * c-common.c (strict_aliasing_warning): Strip pointer
11470 conversions for obtaining the original type.
11471 * builtins.c (fold_builtin_memset): Handle array types.
11472 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
11475 2009-05-03 Richard Guenther <rguenther@suse.de>
11477 PR middle-end/23329
11478 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
11479 Do not lose casts from array types with unknown extent to array
11480 types with known extent.
11481 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
11482 alias set compatibility.
11484 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11486 * flags.h (extra_warnings): Delete.
11487 * toplev.c (process_options): Handle Wuninitialized here.
11488 * opts.c (extra_warnings): Delete.
11489 (set_Wextra): Delete.
11490 (common_handle_option): -Wextra can be handled automatically.
11491 * c-opts.c (c_common_handle_option): Delete obsolete code.
11492 (c_common_post_options): Simplify comment.
11493 * common.opt (W): Add Var.
11495 (Wuninitialized): Initialize to -1.
11497 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11498 Richard Guenther <rguenther@suse.de>
11500 * expr.c (get_def_for_expr): New function.
11501 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
11502 SSA rather than trees.
11503 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
11504 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
11506 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11508 * c-common.c (reswords): Add _Imaginary.
11509 * c-common.c (enum rid): Add RID_IMAGINARY.
11511 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11513 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11514 Patch by Richard Guenther.
11516 2009-05-03 Anatoly Sokolov <aesok@post.ru>
11518 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
11519 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11520 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11521 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
11522 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
11523 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
11524 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
11525 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
11526 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
11527 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
11528 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
11529 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
11530 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
11531 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
11532 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
11533 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
11534 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
11535 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
11537 2009-05-02 Richard Guenther <rguenther@suse.de>
11539 PR tree-optimization/39940
11540 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11543 2009-05-02 Richard Guenther <rguenther@suse.de>
11545 PR middle-end/40001
11546 * tree-ssa.c (execute_update_addresses_taken): Properly check
11547 if we can mark a variable DECL_GIMPLE_REG_P.
11548 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
11549 back to the end of the function.
11550 (is_gimple_reg_type): Remove complex type special casing.
11551 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
11554 2009-05-02 Ben Elliston <bje@au.ibm.com>
11556 * doc/collect2.texi (Collect2): Document search path behaviour
11557 when configured with --with-ld.
11559 2009-05-02 Jan Hubicka <jh@suse.cz>
11561 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
11562 parameter; update callers.
11563 (coalesce_cost_edge): EH edges are costier because they needs
11564 splitting even if not critical and even more costier when there are
11565 multiple EH predecestors.
11567 2009-05-02 Jan Hubicka <jh@suse.cz>
11569 * except.c (remove_eh_handler_and_replace): Handle updating after
11570 removing TRY blocks.
11572 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11574 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11576 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11578 * varasm.c: Do not include c-pragma.h.
11579 * attribs.c: Do not incude c-common.h.
11581 2009-05-01 Michael Matz <matz@suse.de>
11583 * calls.c (initialize_argument_information): Handle SSA names like
11584 decls with a non MEM_P DECL_RTL.
11586 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11588 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
11589 * ipa-utils.c: Likewise.
11590 * ipa-type-escape.c: Likewise.
11591 * cgraphunit.c Do not include c-common.h.
11592 * ipa-pure-const.c: Likewise.
11593 * tree-if-conv.c: Likewise.
11594 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11595 * ipa-struct-reorg.c: Likewise.
11596 * tree-nomudflap.c: Likewise.
11597 * tree-ssa-structalias.c: Likewise.
11599 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11601 * store-motion.c: Many cleanups to make this pass a first-class
11602 citizen instead of an appendix to gcse load motion. Add TODO list
11603 to make this pass faster/cleaner/better.
11605 (struct ls_expr): Post gcse.c-split cleanups.
11606 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11607 "stores" field to "avail_stores".
11608 (pre_ldst_mems): Rename to store_motion_mems.
11609 (pre_ldst_table): Rename to store_motion_mems_table.
11610 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11611 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11612 (ldst_entry): Rename to st_expr_entry, update users.
11613 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11614 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11615 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11617 (first_ls_expr): Rename to first_st_expr, update users.
11618 (next_ls_expr): Rename to next_st_expr, update users.
11619 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11620 fields properly for store motion instead of names inherited from load
11622 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11623 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11626 (ae_kill): Rename to st_kill, update users.
11627 (ae_gen): Rename to st_avloc, update users.
11628 (transp): Rename to st_transp, update users.
11629 (pre_insert_map): Rename to st_insert_map, update users.
11630 (pre_delete_map): Rename to st_delete_map, update users.
11631 (insert_store, build_store_vectors, free_store_memory,
11632 one_store_motion_pass): Update for abovementioned changes.
11634 (gcse_subst_count, gcse_create_count): Remove.
11635 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11636 and "n_stores_created", local variables.
11638 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11641 (regvec, compute_store_table_current_insn): Remove.
11642 (reg_set_info, reg_clear_last_set): Remove.
11643 (compute_store_table): Use DF caches instead of local dataflow
11646 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11648 * c-objc-common.c (c_tree_printer): Print identifiers with
11649 pp_identifier, not pp_string. Mark "({anonymous})" for
11651 * c-pretty-print.c (pp_c_ws_string): New.
11652 (pp_c_cv_qualifier, pp_c_type_specifier,
11653 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11654 pp_c_storage_class_specifier, pp_c_function_specifier,
11655 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11656 pp_c_primary_expression, pp_c_postfix_expression,
11657 pp_c_unary_expression, pp_c_shift_expression,
11658 pp_c_relational_expression, pp_c_equality_expression,
11659 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11660 use pp_string and pp_c_ws_string in place of pp_identifier and
11661 pp_c_identifier for non-identifiers. Mark English strings for
11663 * c-pretty-print.h (pp_c_ws_string): Declare.
11665 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11666 Roland McGrath <roland@redhat.com>
11668 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11669 (ENABLE_LD_BUILDID): New configuration option.
11670 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11671 (LINK_BUILDID_SPEC): New macro.
11672 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11674 * doc/install.texi: Document --enable-linker-build-id option.
11675 * configure: Rebuild.
11676 * config.in: Rebuild.
11678 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11680 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11681 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11682 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11683 MIPS_GP_SAVE_AREA_SIZE.
11684 * config/mips/mips.c (struct mips_frame_info): Update comment
11685 before arg_pointer_offset and hard_frame_pointer_offset.
11686 (mips_compute_frame_info): Update diagram before function: to
11687 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11688 indicate the position of frame_pointer_rtx with -fstack-protector and
11689 to show args_size. Don't allocate cprestore area for leaf functions
11690 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11692 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11694 2009-04-30 Michael Matz <matz@suse.de>
11696 PR tree-optimization/39955
11697 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11699 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11701 * ira.c (setup_cover_and_important_classes): Use safe macro
11702 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11704 * genpreds.c (write_tm_preds_h): Output suitable definition of
11705 REG_CLASS_FOR_CONSTRAINT.
11707 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11709 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11711 * bitmap.c (bitmap_descriptor): Likewise.
11712 * ggc-common.c (loc_descriptor): Likewise.
11713 * varray.c (varray_descriptor): Likewise.
11714 * vec.c (vec_descriptor): Likewise.
11716 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11718 * Makefile.in (dce.o): Add $(EXCEPT_H).
11719 * dce.c: Include except.h and delete redundant vector definitions.
11720 (deletable_insn_p): Return false for non-call insns that can throw
11723 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11725 * gcse.c (ae_gen): Remove.
11726 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11727 and make non-static function to make it available in store-motion.c.
11728 Update call sites with search-and-replace.
11729 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11730 extract_mentioned_regs, extract_mentioned_regs_helper,
11731 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11732 store_killed_in_insn, store_killed_after, store_killed_before,
11733 build_store_vectors, insert_insn_start_basic_block, insert-store,
11734 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11735 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11736 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11737 * store-motion.c: ...new file. Also copy data structures from gcse.c
11738 and clean up to remove parts not used by store motion.
11739 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11740 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11742 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11745 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11746 when optimizing for size.
11748 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11750 * gcse.c (gcse_constant_p): Fix typo in last change.
11752 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11754 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11756 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11758 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11760 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11762 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11763 CONST_HIGH_PART result.
11765 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11767 * config/avr/avr.c (initial_elimination_offset): Rename to
11768 avr_initial_elimination_offset.
11769 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11770 change return type to bool.
11771 (avr_can_eliminate): New function.
11772 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11773 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11774 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11775 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11776 avr_initial_elimination_offset.
11777 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11778 (avr_initial_elimination_offset): Define.
11780 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11781 Steven Bosscher <steven@gcc.gnu.org>
11783 PR rtl-optimization/39938
11784 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11785 * cfgrtl.c: Include insn-attr.h.
11786 (rest_of_pass_free_cfg): New function.
11787 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11788 * resource.c (init_resource_info): Remove call to df_analyze.
11790 2009-04-29 Richard Guenther <rguenther@suse.de>
11793 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11794 allow conversion to signed integers.
11796 2009-04-29 Richard Guenther <rguenther@suse.de>
11798 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11799 shifts of floating point vectors if the shift amount is
11800 a constant multiple of the element size.
11802 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11803 Michael Matz <matz@suse.de>
11805 PR middle-end/39927
11807 * tree-outof-ssa.c (emit_partition_copy): New function.
11808 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11809 insert_part_to_rtx_on_edge): Perform the partition base var
11810 copy using emit_partition_copy.
11811 (insert_value_copy_on_edge): Convert constants to the right mode.
11812 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11813 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11815 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11817 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11818 scan backwards to try to find a constant to initialize it.
11820 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
11821 insn before the loop_end instruction, don't look past labels.
11823 2009-04-29 Richard Guenther <rguenther@suse.de>
11825 PR middle-end/39937
11826 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
11827 loose type conversions.
11828 (forward_propagate_addr_expr): Fix tuplification bug. Remove
11829 stmts only if there are no uses of its definition.
11831 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11833 * config/bfin/bfin.h (splitting_loops): Declare.
11834 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
11835 Reorder bit definitions to be ascending.
11836 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
11837 * config/bfin/bfin.c (splitting_loops): New variable.
11838 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
11839 (struct loop_info): Remove members INIT and LOOP_INIT.
11840 (bfin_optimize_loop): Don't set them. Reorder the code that generates
11841 the LSETUP sequence. Allow LC to be loaded from any register, but
11842 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
11843 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
11845 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
11846 of reload_completed.
11849 * config/bfin/bfin.md (movsi_insn): Refine constraints.
11851 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
11853 * Makefile.in (PLUGIN_VERSION_H): New.
11854 (OBJS-common): Remove plugin-version.o.
11855 (plugin.o): Depend on (PLUGIN_VERSION_H).
11856 (plugin-version.o): Remove.
11857 * configure: Regenerate
11858 * configure.ac: Create plugin-version.h.
11859 * gcc-plugin.h (plugin_gcc_version): Remove.
11860 (plugin_default_version_check): Change signature.
11861 * plugin-version.c: Remove.
11862 * plugin.c: Include plugin-version.h.
11863 (str_plugin_gcc_version_name): Remove.
11864 (try_init_one_plugin): Pass gcc version to plugin_init.
11865 (plugin_default_version_check): Both gcc and plugin versions are now
11868 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11870 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
11871 problematic last insns. Test for TYPE_CALL rather than CALL_P.
11872 Remove special case testing for last insn of inner loops. Don't fail
11873 if the loop ends with a jump, emit an extra nop instead.
11875 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
11876 DREGS rather than comparing directly. Remove code that tries to
11877 account for latencies.
11879 2009-04-29 Richard Guenther <rguenther@suse.de>
11881 PR tree-optimization/39941
11882 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
11883 eliminating an indirect call.
11885 2009-04-29 Richard Guenther <rguenther@suse.de>
11887 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
11888 parameter. Allow invariants as base if !require_lvalue.
11889 (verify_gimple_assign_single): Adjust.
11891 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11893 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
11894 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
11895 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
11896 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
11897 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
11899 * config/bfin/bfin.c (bfin_expand_builtin,
11900 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
11902 2009-04-28 Richard Guenther <rguenther@suse.de>
11904 * tree-vect-loop.c (get_initial_def_for_induction): Use
11905 correct types for pointer increment.
11907 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11909 * toplev.c (print_version): Update GMP version string calculation.
11911 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
11913 PR rtl-optimization/39938
11914 * resource.c (init_resource_info): Add call to df_analyze.
11916 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11918 * config/alpha/alpha.md (usegp): Cast the result of
11919 alpha_find_lo_sum_using_gp to enum attr_usegp.
11920 * config/alpha/alpha.c (override_options): Remove end-of-structure
11921 marker element from cpu_table. Use array size of cpu_table to handle
11922 -mcpu and -mtune options.
11923 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
11925 2009-04-28 Joseph Myers <joseph@codesourcery.com>
11927 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
11928 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
11929 tune_32 and tune_64.
11930 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11931 support on PowerPC.
11932 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
11933 * config/rs6000/option-defaults.h: ... here. New file.
11934 (OPT_64, OPT_32): Define.
11935 (MASK_64BIT): Define to 0 if not already defined.
11936 (OPT_ARCH64, OPT_ARCH32): Define.
11937 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
11940 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11942 * config/arm/arm.c (arm_override_options): Emit error on using
11945 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11947 PR rtl-optimization/39914
11948 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11949 registers for allocnos created from user-defined variables only
11950 when not optimizing.
11952 2009-04-28 Richard Guenther <rguenther@suse.de>
11954 PR middle-end/39937
11955 * fold-const.c (fold_binary): Use distribute_real_division only
11958 2009-04-28 Steve Ellcey <sje@cup.hp.com>
11960 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
11961 add hpux-stdint.h to tm_file.
11962 (hppa[12]*-*-hpux11*): Ditto.
11963 (ia64*-*-hpux*): Ditto.
11964 * config/hpux-stdint.h: New.
11965 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
11966 __STDC_EXT__ for all compiles.
11967 * config/pa/pa-hpux.h: Ditto.
11968 * config/pa/pa-hpux10.h: Ditto.
11969 * config/pa/pa-hpux11.h: Ditto.
11971 2009-04-28 Catherine Moore <clm@codesourcery.com>
11973 * debug.h (set_name): Add comment.
11975 2009-04-28 Andrew Pinski <pinskia@gmail.com>
11978 * config/darwin.c (machopic_gen_offset): Check
11979 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
11980 * config/arm/arm.c (require_pic_register): Likewise.
11982 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
11984 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
11985 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
11986 m32c_promote_prototypes): Delete.
11988 2009-04-28 Michael Matz <matz@suse.de>
11990 PR middle-end/39922
11991 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
11994 2009-04-28 Richard Guenther <rguenther@suse.de>
11996 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
11998 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12000 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
12001 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
12002 * config/arm/arm-tune.md: Regenerate.
12004 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
12006 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
12007 block if there are complex incoming edges.
12008 (sel_merge_blocks): Remove useless assert.
12009 (sel_redirect_edge_and_branch): Check that edge was redirected.
12010 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
12011 (sel_find_rgns): Delete declaration.
12012 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
12013 the region when it is not a preheader.
12015 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12018 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
12020 2009-04-28 Richard Guenther <rguenther@suse.de>
12022 * tree.h (SSA_NAME_VALUE): Remove.
12023 (struct tree_ssa_name): Remove value_handle member.
12024 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
12025 array for jump threading.
12026 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
12028 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
12029 * tree-flow.h (threadedge_initialize_values): Declare.
12030 (threadedge_finalize_values): Likewise.
12031 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
12032 (SSA_NAME_VALUE): Define.
12033 (threadedge_initialize_values): New function.
12034 (threadedge_finalize_values): Likewise.
12035 * tree-ssa-dom.c (ssa_name_values): New global variable.
12036 (SSA_NAME_VALUE): Define.
12037 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
12039 2009-04-28 Ira Rosen <irar@il.ibm.com>
12041 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
12042 Use REPORT_VECTORIZED_LOCATIONS instead
12043 REPORT_VECTORIZED_LOOPS.
12044 * tree-vectorizer.c (vect_verbosity_level): Make static.
12045 (vect_loop_location): Rename to vect_location.
12046 (vect_set_verbosity_level): Update comment.
12047 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
12049 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
12050 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
12051 instead REPORT_UNVECTORIZED_LOOPS.
12052 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
12053 and vect_loop_def to vect_external_def and vect_internal_def.
12054 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
12055 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
12056 REPORT_UNVECTORIZED_LOCATIONS.
12057 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
12058 and vect_used_in_loop and to vect_unused_in_scope and
12059 vect_used_in_scope.
12060 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
12061 (vect_verbosity_level): Remove declaration.
12062 (vect_analyze_operations): Likewise.
12063 (vect_analyze_stmt): Declare.
12064 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
12065 REPORT_UNVECTORIZED_LOCATIONS.
12066 (vect_get_loop_niters): Fix indentation.
12067 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
12068 (vect_analyze_loop_operations): New function.
12069 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
12070 vect_analyze_operations.
12071 (vect_is_simple_reduction): Use new names.
12072 (vectorizable_live_operation, vect_transform_loop): Likewise.
12073 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
12074 to specify whether the data references can be a part of interleaving
12076 (vect_analyze_data_ref_dependence): Use new names.
12077 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
12078 (vect_create_addr_base_for_vector_ref): Remove redundant code.
12079 * tree-vect-patterns.c (widened_name_p): Use new names.
12080 (vect_recog_dot_prod_pattern): Likewise.
12081 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
12082 (process_use, vect_mark_stmts_to_be_vectorized,
12083 vect_model_simple_cost, vect_model_store_cost,
12084 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
12085 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
12086 vectorizable_operation, vectorizable_type_demotion,
12087 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
12088 vectorizable_condition): Likewise.
12089 (vect_analyze_operations): Split into vect_analyze_loop_operations
12091 (vect_analyze_stmt): ... new function.
12092 (new_stmt_vec_info): Use new names.
12093 (vect_is_simple_use): Use new names and fix comment.
12094 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
12095 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
12097 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12100 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
12101 and integer modes for x87 operands. Do not ICE for unsupported size,
12102 generate error instead. Generate error for unsupported operand types.
12103 ['z']: Do not handle HImode memory operands specially. Warning
12104 for floating-point operands. Fallthru to 'Z' for unsupported operand
12105 types. Do not ICE for unsupported size, generate error instead.
12106 (output_387_binary_op): Use %Z to output operands.
12107 (output_fp_compare): Ditto.
12108 (output_387_reg_move): Ditto.
12110 2009-04-28 Ben Elliston <bje@au.ibm.com>
12115 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12117 * builtins.c (c_strlen): Do not warn here.
12118 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
12119 * c-common.c (pointer_int_sum): Take an explicit location.
12120 Warn about offsets out of bounds.
12121 * c-common.h (pointer_int_sum): Adjust declaration.
12123 2009-04-27 Ian Lance Taylor <iant@google.com>
12125 * collect2.c (is_ctor_dtor): Change type of ret field in struct
12127 * dce.c (run_fast_df_dce): Change type of old_flags to int.
12128 * df-core.c (df_set_flags): Change return type to int. Change
12129 type of old_flags to int.
12130 (df_clear_flags): Likewise.
12131 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
12132 (df_get_conditional_uses): Likewise.
12133 * df.h (df_set_flags, df_clear_flags): Update declarations.
12134 * dwarf2out.c (struct indirect_string_node): Change type of form
12135 field to enum dwarf_form.
12136 (AT_string_form): Change return type to enum dwarf_form.
12137 * fixed-value.c (fixed_compare): Add cast to enum type.
12138 * fwprop.c (update_df): Change 0 to VOIDmode.
12139 * gensupport.c: Change 0 to UNKNOWN.
12140 * gimple.h (gimple_cond_code): Add cast to enum type.
12141 * haifa-sched.c (reemit_notes): Add cast to enum type.
12142 * hooks.c (hook_int_void_no_regs): Remove function.
12143 * hooks.h (hook_int_void_no_regs): Remove declaration.
12144 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
12145 * predict.c (combine_predictions_for_insn): Add casts to enum type.
12146 * real.c (real_arithmetic): Add cast to enum type.
12147 (real_compare): Likewise.
12148 * target.h (struct gcc_target): Change return type of
12149 branch_target_register_class to enum reg_class.
12150 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
12151 default_branch_target_register_class.
12152 * targhooks.c (default_branch_target_register_class): New function.
12153 * targhooks.h (default_branch_target_register_class): Declare.
12154 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
12155 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
12157 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
12159 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
12160 vect_uninitialized_def. Change 0 to ERROR_MARK.
12161 * tree-vect-stmts.c (supportable_widening_operation): Don't
12162 initialize icode1 and icode2.
12163 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
12164 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
12166 (cmn_err_flag_specs): Change 0 to STD_C89.
12167 (cmn_err_char_table): Likewise.
12168 * config/arm/arm.c (get_arm_condition_code): Change type of code
12169 to enum arm_cond_code.
12170 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
12171 (IWMMXT_BUILTIN2): Likewise.
12172 (neon_builtin_type_bits): Don't define typedef.
12173 (neon_builtin_datum): Change type of bits field to int.
12174 (arm_expand_neon_args): Add cast to enum type.
12175 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
12177 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
12178 casts to enum type.
12179 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
12181 * config/mips/mips.md (jal_macro): Return enum constant.
12182 (single_insn): Likewise.
12183 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
12185 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12186 casts to enum type.
12187 * config/s390/s390.c (s390_tune_flags): Change type to int.
12188 (s390_arch_flags): Likewise.
12189 (s390_handle_arch_option): Change flags field of struct pta to int.
12190 * config/s390/s390.h (s390_tune_flags): Update declaration.
12191 (s390_arch_flags): Likewise.
12192 * config/sh/sh.c (prepare_move_operands): Compare
12193 tls_symbolic_operand result with enum constant.
12194 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
12195 (sh_expand_prologue): Add cast to enum type.
12196 (sh_expand_epilogue): Likewise.
12197 (tls_symbolic_operand): Change return type to enum tls_model.
12198 (fpscr_set_from_mem): Add cast to enum type.
12199 (legitimize_pic_address): Compare tls_symbolic_operand result with
12201 (sh_target_reg_class): Change return type to enum reg_class.
12202 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
12204 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
12205 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
12206 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
12207 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
12208 (delayed_branch, tls_call_delay): Likewise.
12209 (eligible_for_sibcall_delay): Likewise.
12210 (eligible_for_return_delay): Likewise.
12211 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
12212 (spu_expand_builtin_1): Likewise.
12214 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
12215 for all types of conversions.
12216 (output_init_element): Issue -Wc++-compat warning if needed when
12217 initializing a bitfield with enum type.
12218 * c-parser.c (c_parser_expression): Set original_type to
12219 original_type of right hand operand of comma operator.
12221 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12223 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
12225 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
12226 * doc/cpp.texi (Standard Predefined Macros)
12227 (Implementation-defined behavior): Likewise.
12228 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
12229 * doc/gimple.texi (GIMPLE Exception Handling)
12230 (@code{GIMPLE_ASSIGN}): Likewise.
12231 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
12232 * doc/invoke.texi (Warning Options, Optimize Options)
12233 (AVR Options, Darwin Options): Likewise.
12234 (Optimize Options): Reformulate -fwhole-program description.
12235 * doc/loop.texi (Lambda): Likewise.
12236 * doc/md.texi (Output Template, Define Constraints)
12237 (Standard Names, Insn Splitting): Likewise.
12238 * doc/options.texi (Option properties): Likewise.
12239 * doc/passes.texi (Tree-SSA passes): Likewise.
12240 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
12241 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
12242 (File Names and DBX): Likewise.
12243 * doc/trouble.texi (Incompatibilities): Likewise.
12245 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12247 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
12248 instruction is correct.
12250 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12252 Allow non-constant arguments to conversion intrinsics.
12253 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
12254 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
12255 * spu.c (print_operand): Handle 'v' and 'w'.
12256 (exp2_immediate_p, spu_gen_exp2): Define.
12257 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
12258 spu_convtf_1): Update parameter descriptions.
12259 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
12260 * constraints.md ('v', 'w'): New.
12261 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
12263 (i2f, I2F): New define_mode_attr.
12264 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
12265 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
12266 fixuns_truncv4sfv4si2): Update to use mode attribute.
12267 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
12268 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
12269 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
12270 patterns for combine.
12272 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
12274 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
12275 (cprop, hoist, pre, store_motion): New debug counters.
12276 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
12277 is not an RTL pass anymore.
12278 (pass_profiling): Remove extern decl for pass removed in 2005.
12279 (pass_gcse, pass_jump_bypass): Remove.
12280 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
12281 to 0 for clean state.
12282 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
12283 * cse.c (gate_handle_cse_after_global_opts,
12284 rest_of_handle_cse_after_global_opts): New functions.
12285 (pass_cse_after_global_opts): New pass, does local CSE.
12286 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
12287 (TV_CPROP): New timevar.
12288 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
12289 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
12290 (gcse_main, recompute_all_luids): Remove.
12291 (compute_hash_table_work): Call max_reg_num instead of reading
12293 (cprop_jump): Don't set run_jump_opt_after_gcse.
12294 (constprop_register): Always allow to alter jumps.
12295 (cprop_insn): Likewise.
12296 (do_local_cprop): Likewise.
12297 (local_cprop_pass): Likewise. Return non-zero if something changed.
12298 (cprop): Remove function, fold interesting bits into one_cprop_pass.
12299 (find_implicit_sets): Add note about missed optimization opportunity.
12300 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
12301 pass_rtl_cprop execute function.
12302 Don't bother tracking the pass number, each pass gets its own dumpfile
12304 Always allow to alter jumpsand bypass jumps.
12305 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
12306 will just find no suitable set.
12307 (pre_edge_insert): Fix dumping, this function is for PRE only.
12308 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
12309 pass_rtl_pre execute function.
12310 (hoist_code): Return non-zero if something changed. Keep track of
12311 substitutions and insertions for statistics gathering similar to PRE.
12312 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
12313 called from the pass_rtl_hoist execute function. Show pass statistics.
12314 (compute_store_table): Use max_reg_num directly instead of using the
12315 formerly global max_gcse_regno.
12316 (build_store_vectors): Likewise.
12317 (replace_store_insn): Fix dumping.
12318 (store_motion): Rename to ...
12319 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
12320 pass, called from the pass_rtl_store_motion execute function. Keep
12321 track of substitutions and insertions for statistics gathering similar
12323 (bypass_jumps): Remove, fold interesting bits into ...
12324 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
12325 from the pass_rtl_cprop execute function.
12326 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12327 pass_jump_bypass): Remove.
12328 (gate_handle_gcse, rest_of_handle_gcse): Remove.
12329 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
12330 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
12331 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
12332 (gate_rtl_store_motion, execute_rtl_store_motion,
12333 pass_rtl_store_motion): New.
12334 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
12335 make it clear that -fcse-skip-blocks is a no-op for backward compat.
12336 * passes.c (init_optimization_passes): Remove pass_gcse and
12337 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
12338 and cse_after_global_opts in place of pass_gcse. Schedule cprop
12339 instead of pass_jump_bypass.
12341 2009-04-27 Richard Guenther <rguenther@suse.de>
12343 PR middle-end/39928
12344 * gimplify.c (gimplify_expr): If we are required to create
12345 a temporary make sure it ends up as register.
12347 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
12350 * config/i386/i386.c (construct_container): Don't call
12351 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
12352 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
12354 2009-04-27 Michael Matz <matz@suse.de>
12356 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
12357 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
12358 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
12359 (dump_replaceable_exprs): Take a bitmap.
12360 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
12362 (expand_gimple_basic_block): Likewise.
12363 * tree-ssa-ter.c (struct temp_expr_table_d): Make
12364 replaceable_expressions member a bitmap.
12365 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
12366 (mark_replaceable): Likewise.
12367 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
12368 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
12370 2009-04-27 Richard Guenther <rguenther@suse.de>
12372 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
12373 (verify_stmts): Dispatch to gimple/type verification code.
12374 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
12375 issue with call argument types.
12377 2009-04-27 Michael Matz <matz@suse.de>
12379 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
12380 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
12383 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
12384 Eric Botcazou <ebotcazou@adacore.com>
12386 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
12387 a label's basic block.
12388 (mark_target_live_regs): Tidy and rework obsolete comments.
12389 Change back DF problem to LIVE. If a label starts a basic block,
12390 assume that all registers that used to be live then still are.
12391 (init_resource_info): If a label starts a basic block, set its
12392 BLOCK_FOR_INSN accordingly.
12393 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
12395 2009-04-27 Richard Guenther <rguenther@suse.de>
12397 * tree-flow-inline.h (function_ann): Remove.
12398 (get_function_ann): Likewise.
12399 * tree-dfa.c (create_function_ann): Remove.
12400 * tree-flow.h (struct static_var_ann_d): Remove.
12401 (struct function_ann_d): Likewise.
12402 (union tree_ann_d): Remove fdecl member.
12403 (function_ann_t): Remove.
12404 (function_ann, get_function_ann, create_function_ann): Remove
12407 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
12409 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
12411 2009-04-27 Jan Hubicka <jh@suse.cz>
12413 * ipa-pure-const.c (struct funct_state_d): New fields
12414 state_previously_known, looping_previously_known; remove
12415 state_set_in_source.
12416 (analyze_function): Use new fields.
12417 (propagate): Avoid assumption that state_set_in_source imply
12420 * tree-ssa-loop-niter.c (finite_loop_p): New function.
12421 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
12422 * cfgloop.h (finite_loop_p): Declare.
12424 2009-04-26 Michael Matz <matz@suse.de>
12426 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
12428 2009-04-26 Michael Matz <matz@suse.de>
12430 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
12431 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
12432 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
12433 pass_mark_used_blocks): Remove.
12434 * tree-optimize.c (pass_free_datastructures,
12435 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
12436 * passes.c (init_optimization_passes): Don't call
12437 pass_mark_used_blocks, remove dead code.
12439 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
12441 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
12442 * tree-ssa-live.h (register_ssa_partition): Likewise.
12444 2009-04-26 Michael Matz <matz@suse.de>
12447 * builtins.c (fold_builtin_next_arg): Handle SSA names.
12448 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
12449 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
12451 (compare_pairs): Swap cost comparison.
12452 (coalesce_ssa_name): Don't use change_partition_var.
12453 * tree-nrv.c (struct nrv_data): Add modified member.
12454 (finalize_nrv_r): Set it.
12455 (tree_nrv): Use it to update statements.
12456 (pass_nrv): Require PROP_ssa.
12457 * tree-mudflap.c (mf_decl_cache_locals,
12458 mf_build_check_statement_for): Use make_rename_temp.
12459 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
12460 * alias.c (find_base_decl): Handle SSA names.
12461 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
12462 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
12463 * rtl.h (set_reg_attrs_for_parm): Declare.
12464 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
12465 to "optimized", remove unused locals at finish.
12466 (execute_free_datastructures): Make global, call
12467 delete_tree_cfg_annotations.
12468 (execute_free_cfg_annotations): Don't call
12469 delete_tree_cfg_annotations.
12471 * ssaexpand.h: New file.
12472 * expr.c (toplevel): Include ssaexpand.h.
12473 (expand_assignment): Handle SSA names the same as register variables.
12474 (expand_expr_real_1): Expand SSA names.
12475 * cfgexpand.c (toplevel): Include ssaexpand.h.
12476 (SA): New global variable.
12477 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
12478 (SSAVAR): New macro.
12479 (set_rtl): New helper function.
12480 (add_stack_var): Deal with SSA names, use set_rtl.
12481 (expand_one_stack_var_at): Likewise.
12482 (expand_one_stack_var): Deal with SSA names.
12483 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
12484 before unique numbers.
12485 (expand_stack_vars): Use set_rtl.
12486 (expand_one_var): Accept SSA names, add asserts for them, feed them
12487 to above subroutines.
12488 (expand_used_vars): Expand all partitions (without default defs),
12489 then only the local decls (ignoring those expanded already).
12490 (expand_gimple_cond): Remove edges when jumpif() expands an
12491 unconditional jump.
12492 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
12493 or remove abnormal edges. Ignore insns setting the LHS of a TERed
12495 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
12496 members of SA; deal with PARM_DECL partitions here; expand
12497 all PHI nodes, free tree datastructures and SA. Commit instructions
12498 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
12499 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
12500 info and statements at start, collect garbage at finish.
12501 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
12502 (VAR_ANN_PARTITION) Remove.
12503 (change_partition_var): Don't declare.
12504 (partition_to_var): Always return SSA names.
12505 (var_to_partition): Only accept SSA names.
12506 (register_ssa_partition): Only check argument.
12507 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
12509 (delete_var_map): Don't free it.
12510 (var_union): Only accept SSA names, simplify.
12511 (partition_view_init): Mark only useful SSA names as used.
12512 (partition_view_fini): Only deal with SSA names.
12513 (change_partition_var): Remove.
12514 (dump_var_map): Use ssa_name instead of partition_to_var member.
12515 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
12517 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12518 (struct _elim_graph): New member const_dests; nodes member vector of
12520 (set_location_for_edge): New static helper.
12521 (create_temp): Remove.
12522 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
12523 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
12524 (new_elim_graph): Allocate const_dests member.
12525 (clean_elim_graph): Truncate const_dests member.
12526 (delete_elim_graph): Free const_dests member.
12527 (elim_graph_size): Adapt to new type of nodes member.
12528 (elim_graph_add_node): Likewise.
12529 (eliminate_name): Likewise.
12530 (eliminate_build): Don't take basic block argument, deal only with
12531 partition numbers, not variables.
12532 (get_temp_reg): New static helper.
12533 (elim_create): Use it, deal with RTL temporaries instead of trees.
12534 (eliminate_phi): Adjust all calls to new signature.
12535 (assign_vars, replace_use_variable, replace_def_variable): Remove.
12536 (rewrite_trees): Only do checking.
12537 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
12538 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
12539 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
12540 contains_tree_r, MAX_STMTS_IN_LATCH,
12541 process_single_block_loop_latch, analyze_edges_for_bb,
12542 perform_edge_inserts): Remove.
12543 (expand_phi_nodes): New global function.
12544 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
12545 functions, initialize new parameter, remember partitions having a
12547 (finish_out_of_ssa): New global function.
12548 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
12549 don't reset in_ssa_p here, don't disable TER when mudflap.
12550 (pass_del_ssa): Remove.
12551 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
12553 (execute_free_datastructures): Declare.
12554 * Makefile.in (SSAEXPAND_H): New variable.
12555 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
12556 * basic-block.h (commit_one_edge_insertion): Declare.
12557 * passes.c (init_optimization_passes): Move pass_nrv and
12558 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
12559 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
12560 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
12561 (redirect_branch_edge): Deal with super block when expanding, split
12562 out jump patching itself into ...
12563 (patch_jump_insn): ... here, new static helper.
12565 2009-04-26 Michael Matz <matz@suse.de>
12567 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
12568 beyond num_ssa_names.
12569 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
12570 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
12572 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12574 PR inline-asm/39543
12575 * fwprop.c (forward_propagate_asm): New function.
12576 (forward_propagate_and_simplify): Propagate also into __asm, if it
12577 doesn't increase the number of referenced registers.
12580 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12582 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12584 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
12585 note_nonlocal_vla_type for nonlocal VLAs.
12586 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
12587 contains_remapped_vars, remap_vla_decls): New functions.
12588 (convert_nonlocal_reference_stmt): If not optimizing, call
12589 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
12590 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12591 if it wasn't found in var_map.
12592 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12593 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12594 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12596 * gimplify.c (nonlocal_vlas): New variable.
12597 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12599 (gimplify_body): Create and destroy nonlocal_vlas.
12601 * dwarf2out.c (loc_descr_plus_const): New function.
12602 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12603 mem_loc_descriptor, loc_descriptor_from_tree_1,
12604 descr_info_loc, gen_variable_die): Use it.
12606 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12607 !TREE_STATIC VAR_DECLs.
12608 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12609 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12610 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12611 DECL_BY_REFERENCE is valid.
12612 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12613 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12614 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12615 Copy DECL_BY_REFERENCE.
12616 (struct nesting_copy_body_data): New type.
12617 (nesting_copy_decl): New function.
12618 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12619 if they have variable length.
12621 2009-04-26 Michael Matz <matz@suse.de>
12623 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12624 mark new temporaries for renaming.
12626 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12629 * c-decl.c (global_bindings_p): Return negative value.
12630 (c_variable_size): New. Based on variable_size from
12632 (grokdeclarator): Call c_variable_size not variable_size.
12634 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12636 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12638 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12640 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12641 Redefine it to just use mingw/include.
12642 (ASM_SPEC): Rules for -m32 and -m64.
12643 (LINK_SPEC): Use Likewise.
12644 (SPEC_32): New define.
12645 (SPEC_64): Likewise.
12646 (SUB_LINK_SPEC): Likewise.
12647 (MULTILIB_DEFAULTS): New define.
12648 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12649 Add multilib options.
12650 (MULTILIB_DIRNAMES): Likewise.
12651 (MULTILIB_OSDIRNAMES): Likewise.
12652 (LIBGCC): Likewise.
12653 (INSTALL_LIBGCC): Likewise.
12655 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12658 * c-tree.h (enum c_inline_static_type): New.
12659 (record_inline_static): Declare.
12660 * c-decl.c (struct c_inline_static, c_inline_statics,
12661 record_inline_static, check_inline_statics): New.
12662 (pop_file_scope): Call check_inline_statics.
12663 (start_decl): Call record_inline_static instead of pedwarning
12664 directly for static in inline function.
12665 * c-typeck.c (build_external_ref): Call record_inline_static
12666 instead of pedwarning directly for static referenced in inline
12669 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12671 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12672 not new but only being rescanned.
12673 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12674 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12675 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12676 record_set_info, compute_set, grealloc): Remove.
12677 (recompute_all_luids): New function.
12678 (gcse_main): Don't compute sets, and don't do related memory
12679 allocations/free-ing. If something changed before the end of the
12680 pass, update LUIDs using recompute_all_luids.
12681 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12682 (free_gcse_mem): Don't free it either.
12683 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12684 Use the df insn LUIDs.
12685 (load_killed_in_block): Likewise.
12686 (compute_hash_table_work): Don't compute reg_set_in_block.
12687 (compute_transp): Use DF_REG_DEF_CHAINs.
12688 (local_cprop_pass): Don't use compute_sets and related functions.
12689 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12690 Use get_max_uid() instead of max_cuid.
12691 (insert_insn_end_basic_block, pre_insert_copy_insn,
12692 update_ld_motion_stores): Don't try to
12693 keep reg_set tables up to date.
12694 (pre_insert_copies): Use df insn LUIDs.
12695 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12696 (reg_set_info): Don't use extra bitmap argument.
12697 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12698 information to compute regs_set_in_block.
12699 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12700 (bypass_jumps): Don't use compute_sets and friends.
12702 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12705 * opts.c (undocumented_msg): Do not leave blank even with
12708 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12710 * c-decl.c (build_enumerator): Allow values folding to integer
12711 constants but not integer constant expressions with a pedwarn if
12714 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12717 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12718 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12719 type is an integer constant.
12721 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12724 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12727 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12730 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12731 with variably modified return type and no storage class
12732 specifiers, except for the case of nested functions. Distinguish
12733 extern declarations of functions with variably modified return
12734 types from those of objects with variably modified types.
12736 2009-04-25 Jan Hubicka <jh@suse.cz>
12738 * tree.c (list_equal_p): New function.
12739 * tree.h (list_equal_p): Declare.
12740 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12741 basic_block_def, basic_block, const_basic_block): New.
12742 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12743 (redirect_eh_edge): New function.
12744 (make_eh_edge_update_phi): EH edges are not abnormal.
12745 * except.c: Include tree-flow.h.
12746 (list_match): New function.
12747 (eh_region_replaceable_by_p): New function.
12748 (replace_region): New function.
12749 (hash_type_list): New function.
12750 (hash_eh_region): New function.
12751 (eh_regions_equal_p): New function.
12752 (merge_peers): New function.
12753 (remove_unreachable_regions): Verify EH tree when checking;
12755 (copy_eh_region_1): New function.
12756 (copy_eh_region): New function.
12757 (push_reachable_handler): New function.
12758 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12759 regions without label but with live RESX.
12760 * except.h (redirect_eh_edge_to_label): New.
12761 * tree-flow.h (redirect_eh_edge): New.
12762 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12763 basic_block_def, basic_block, const_basic_block): Remove.
12764 * Makefile.in (except.o): Add dependency on tree-flow.h
12765 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12766 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12769 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12772 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12773 on the destination of memcpy.
12775 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12777 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12778 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12779 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12781 2009-04-25 Jan Hubicka <jh@suse.cz>
12783 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12784 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12785 to be reached by different label than left.
12786 (update_eh_edges): Update comment; remove edge_to_remove if possible
12787 and return true if suceeded.
12788 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12789 (cleanup_eh): Compute sharing map.
12790 * except.c (remove_eh_handler_and_replace): Add argument if we should
12792 (remove_unreachable_regions): Update for label sharing.
12793 (label_to_region_map): Likewise.
12794 (get_next_region_sharing_label): New function.
12795 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12797 (remove_eh_handler): Update.
12798 (remove_eh_region_and_replace_by_outer_of): New function.
12799 * except.h (struct eh_region): Add next_region_sharing_label.
12800 (remove_eh_region_and_replace_by_outer_of,
12801 get_next_region_sharing_label): Declare.
12802 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12804 2009-04-25 Jan Hubicka <jh@suse.cz>
12806 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12807 insert code even if they are not critical.
12809 2009-04-25 Jan Hubicka <jh@suse.cz>
12811 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12812 (gimple_can_remove_branch_p): EH edges won't remove branch by
12814 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12815 updating of non-abnormal EH edges.
12816 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12817 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12818 (split_critical_edges): Split also edges where emitting code on them
12819 will lead to splitting later.
12821 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12822 H.J. Lu <hongjiu.lu@intel.com>
12825 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
12826 the configured assembler supports fildq and fistpq mnemonics.
12827 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
12828 * configure: Regenerated.
12829 * config.in: Ditto.
12831 * config/i386/i386.c (print_operand): Handle 'Z'.
12832 ['z']: Remove handling of special fild/fist suffixes.
12833 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
12834 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
12835 suffix of fild insn.
12836 (*floatsi<mode>2_vector_mixed): Ditto.
12837 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
12838 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
12839 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
12840 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
12841 * config/i386/gas.h (GAS_MNEMONICS): Remove.
12843 2009-04-25 Ben Elliston <bje@au.ibm.com>
12845 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
12846 the source of a set operation.
12848 2009-04-25 Anatoly Sokolov <aesok@post.ru>
12850 * target.h (struct gcc_target): Add case_values_threshold field.
12851 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
12852 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
12853 * targhooks.c (default_case_values_threshold): New function.
12854 * targhooks.h (default_case_values_threshold): Declare function.
12855 * stmt.c (expand_case): Use case_values_threshold target hook.
12856 * expr.h (case_values_threshold): Remove declartation.
12857 * expr.c (case_values_threshold): Remove function.
12858 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
12860 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
12861 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12862 (avr_case_values_threshold): Declare as static.
12863 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
12865 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
12866 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12867 (mn10300_case_values_threshold): New function.
12869 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12871 * ira.c (setup_cover_and_important_classes): Add enum cast.
12873 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
12875 * genpreds.c (write_enum_constraint_num): Output definition of
12876 CONSTRAINT_NUM_DEFINED_P macro.
12877 * ira.c (setup_cover_and_important_classes): Use
12878 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
12880 2009-04-24 DJ Delorie <dj@redhat.com>
12882 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
12883 __SH2A_SINGLE_ONLY__ also.
12885 2009-04-24 Steve Ellcey <sje@cup.hp.com>
12887 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
12888 (movdf_internal): Ditto.
12889 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
12890 SFmode and DFmode constants.
12891 (ia64_print_operand): Add 'G' format for printing
12892 floating point constants.
12894 2009-04-24 Richard Guenther <rguenther@suse.de>
12896 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
12897 from unsigned additions.
12899 2009-04-24 Joseph Myers <joseph@codesourcery.com>
12901 * c-typeck.c (set_init_index): Allow array designators that are
12902 not integer constant expressions with a pedwarn if pedantic.
12904 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12906 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
12907 zero if no overlap in nonzero bits between the operands.
12909 2009-04-24 Ian Lance Taylor <iant@google.com>
12911 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
12912 (record_dead_and_set_regs): Likewise.
12913 * df.h (struct df_mw_hardreg): Change flags field to int.
12914 (struct df_base_ref): Likewise.
12915 (struct df): Change changeable_flags field to int.
12916 * df-scan.c (df_defs_record): Change clobber_flags to int.
12917 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
12918 constants rather than #define macros.
12919 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
12920 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
12921 (enum dwarf_calling_convention): Likewise.
12922 (enum dwarf_line_number_x_ops): Likewise.
12923 (enum dwarf_call_frame_info): Likewise.
12924 (enum dwarf_source_language): Likewise.
12925 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
12926 (add_calling_convention_attribute): Likewise.
12927 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
12928 (combine_comparisons): Change compcode to int. Add cast to enum type.
12929 * genrecog.c (maybe_both_true_2): Change c to int.
12930 (write_switch): Likewise. Add cast to enum type.
12931 * gimplify.c (gimplify_omp_for): Handle return values from
12932 gimplify_expr using MIN rather than bitwise or.
12933 (gimplify_expr): Add cast to enum type.
12934 * ipa-prop.c (update_jump_functions_after_inlining): Change
12935 IPA_BOTTOM to IPA_JF_UNKNOWN.
12936 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
12937 Add casts to enum type.
12938 (setup_cover_and_important_classes): Change cl to int. Add casts
12940 (setup_class_translate): Change cl and mode to int.
12941 (ira_init_once): Change mode to int.
12942 (free_register_move_costs): Likewise.
12943 (setup_prohibited_mode_move_regs): Add casts to enum type.
12944 * langhooks.c (add_builtin_function_common): Rework assertion that
12945 value fits bitfield.
12946 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
12947 * omega.c (omega_do_elimination): Avoid math on enum types.
12948 * optabs.c (expand_vec_shift_expr): Remove casts to int.
12949 * opts.c (set_debug_level): Change 2 to enum constant. Use new
12950 int local to handle integral_argment value.
12951 * regmove.c (try_auto_increment): Change PUT_MODE to
12953 * reload.c (push_secondary_reload): Add casts to enum type.
12954 (secondary_reload_class, find_valid_class): Likewise.
12955 * reload1.c (emit_input_reload_insns): Likewise.
12956 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
12957 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
12958 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
12960 * tree.c (build_common_builtin_nodes): Add casts to enum type.
12961 * tree-complex.c (complex_lattice_t): Typedef to int rather than
12963 (expand_complex_libcall): Add casts to enum type.
12964 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
12965 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
12966 with ERROR_MARK, not NUM_TREE_CODES.
12967 (vect_create_epilog_for_reduction): Likewise.
12968 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
12969 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
12970 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
12972 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
12973 vect_unused_in_loop. Change 0 to loop_vect.
12974 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
12975 * var-tracking.c (get_init_value): Change return type to enum
12977 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
12978 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
12980 (arm_override_options): Add casts to enum type.
12981 (arm_emit_tls_decoration): Likewise.
12982 * config/i386/i386.c (ix86_function_specific_restore): Add casts
12984 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
12985 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
12986 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
12988 * config/s390/s390.c (code_for_builtin_64): Change to array of
12990 (code_for_builtin_31): Likewise.
12991 (s390_expand_builtin): Change code_for_builtin to enum insn_code
12993 * config/sparc/sparc.c (sparc_override_options): Change value
12994 field in struct code_model to enum cmodel. In initializer change
12995 0 to NULL and add cast to enum type.
12997 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
12998 Change all callers. Issue a -Wc++-compat warning using
12999 lhs_origtype if necessary.
13000 (convert_for_assignment): Issue -Wc++-compat warnings about
13001 invalid conversions to enum type on assignment.
13002 * c-common.h (build_modify_expr): Update declaration.
13004 2009-04-24 Nick Clifton <nickc@redhat.com>
13006 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
13007 (function_arg_advance): Likewise.
13008 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
13011 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13013 * config/s390/constraints.md ('I', 'J'): Fix condition.
13015 2009-04-24 Diego Novillo <dnovillo@google.com>
13017 * gengtype-parse.c (parse_error): Add newline after message.
13019 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
13021 * config/i386/sse.md (avxmodesuffixs): Removed.
13022 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
13023 (*avx_pinsr<ssevecsize>): This.
13025 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
13027 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
13028 follow chains of regs with a single definition, and allow expressions
13029 that are function_invariant_p.
13030 (simple_rhs_p): Allow expressions that are function_invariant_p.
13032 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
13034 PR middle-end/39867
13035 * fold-const.c (fold_cond_expr_with_comparison): When folding
13036 > and >= to MAX, make sure the MAX uses the same type as the
13037 comparison's operands.
13039 2009-04-24 Nick Clifton <nickc@redhat.com>
13041 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
13042 addressing for DImode accesses.
13043 (frv_print_operand_address): Handle PLUS case.
13044 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
13046 2009-04-24 Jakub Jelinek <jakub@redhat.com>
13048 PR rtl-optimization/39794
13049 * alias.c (canon_true_dependence): Add x_addr argument.
13050 * rtl.h (canon_true_dependence): Adjust prototype.
13051 * cse.c (check_dependence): Adjust canon_true_dependence callers.
13052 * cselib.c (cselib_invalidate_mem): Likewise.
13053 * gcse.c (compute_transp): Likewise.
13054 * dse.c (scan_reads_nospill): Likewise.
13055 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
13056 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
13057 canon_base_addr of the group, plus optional offset.
13058 (struct group_info): Rename canon_base_mem to
13060 (get_group_info): Set canon_base_addr to canon_rtx of base, not
13061 canon_rtx of base_mem.
13063 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
13065 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
13066 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
13068 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13070 * config/spu/spu-builtins.h: Delete file.
13072 * config/spu/spu.h (enum spu_builtin_type): Move here from
13074 (struct spu_builtin_description): Likewise. Add GTY marker.
13075 Do not use enum spu_function_code or enum insn_code.
13076 (spu_builtins): Add extern declaration.
13078 * config/spu/spu.c: Do not include "spu-builtins.h".
13079 (enum spu_function_code, enum spu_builtin_type_index,
13080 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
13081 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
13082 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
13083 unsigned_V2DI_type_node): Move here from spu-builtins.h.
13084 (spu_builtin_types): Make static. Add GTY marker.
13085 (spu_builtins): Add extern declaration with GTY marker.
13086 Include "gt-spu.h".
13088 * config/spu/spu-c.c: Do not include "spu-builtins.h".
13089 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
13090 Check programmatically whether all parameters are scalar.
13092 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
13094 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
13096 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
13097 assignment from the constructor either if the target is volatile.
13099 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
13101 * config/arm/arm.md (insv): Do not share operands[0].
13103 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
13105 * config/vxlib-tls.c (active_tls_threads): Delete.
13106 (delete_hook_installed): New.
13107 (tls_delete_hook): Don't delete the delete hook.
13108 (tls_destructor): Delete it here.
13109 (__gthread_set_specific): Adjust installing the delete hook.
13110 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
13111 __gthread_leave_tsd_dtor_context.
13113 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
13115 * c-format.c (gcc_tdiag_char_table): Add support for %E.
13117 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
13119 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
13121 (alpha_rtx_costs): Ditto.
13122 (emit_unlikely_jump): Use add_reg_note.
13123 (emit_frame_store_1): Ditto.
13124 (alpha_expand_prologue): Ditto.
13125 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13126 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
13128 2009-04-23 Nick Clifton <nickc@redhat.com>
13130 * config/v850/v850.md (epilogue): Remove suppressed code.
13131 (return): Rename to return_simple and remove test of frame size.
13132 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
13133 to gen_return_simple.
13135 2009-04-22 Jing Yu <jingyu@google.com>
13138 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
13140 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13143 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
13144 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
13145 value is a VECTOR_CST, the element type is the element type of the
13148 2009-04-22 DJ Delorie <dj@redhat.com>
13150 * config/m32c/m32c.h: Update GTY annotations to new syntax.
13152 2009-04-22 Jakub Jelinek <jakub@redhat.com>
13154 * alias.c (find_base_term): Move around LO_SUM case, so that
13155 CONST falls through into PLUS/MINUS handling.
13158 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
13159 into 0, use omit_one_operand.
13161 2009-04-23 Ben Elliston <bje@au.ibm.com>
13163 * config/rs6000/linux-unwind.h (get_regs): Remove type
13164 puns. Change the type of `pc' to an array of unsigned ints and
13165 update all users. Constify frame24.
13167 2009-04-22 DJ Delorie <dj@redhat.com>
13169 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
13170 declarations before code.
13171 (current_function_special_page_vector): Likewise.
13172 (m32c_expand_insv): Silence a warning.
13174 2009-04-21 Taras Glek <tglek@mozilla.com>
13176 * alias.c: Update GTY annotations to new syntax.
13177 * basic-block.h: Likewise.
13178 * bitmap.h: Likewise.
13179 * c-common.h: Likewise.
13180 * c-decl.c: Likewise.
13181 * c-parser.c: Likewise.
13182 * c-pragma.c: Likewise.
13183 * c-tree.h: Likewise.
13184 * cfgloop.h: Likewise.
13185 * cgraph.h: Likewise.
13186 * config/alpha/alpha.c: Likewise.
13187 * config/arm/arm.h: Likewise.
13188 * config/avr/avr.h: Likewise.
13189 * config/bfin/bfin.c: Likewise.
13190 * config/cris/cris.c: Likewise.
13191 * config/darwin.c: Likewise.
13192 * config/frv/frv.c: Likewise.
13193 * config/i386/i386.c: Likewise.
13194 * config/i386/i386.h: Likewise.
13195 * config/i386/winnt.c: Likewise.
13196 * config/ia64/ia64.h: Likewise.
13197 * config/iq2000/iq2000.c: Likewise.
13198 * config/mips/mips.c: Likewise.
13199 * config/mmix/mmix.h: Likewise.
13200 * config/pa/pa.c: Likewise.
13201 * config/pa/pa.h: Likewise.
13202 * config/rs6000/rs6000.c: Likewise.
13203 * config/s390/s390.c: Likewise.
13204 * config/sparc/sparc.c: Likewise.
13205 * config/xtensa/xtensa.c: Likewise.
13206 * cselib.h: Likewise.
13207 * dbxout.c: Likewise.
13208 * dwarf2out.c: Likewise.
13209 * except.c: Likewise.
13210 * except.h: Likewise.
13211 * fixed-value.h: Likewise.
13212 * function.c: Likewise.
13213 * function.h: Likewise.
13214 * gimple.h: Likewise.
13215 * integrate.c: Likewise.
13216 * optabs.c: Likewise.
13217 * output.h: Likewise.
13218 * real.h: Likewise.
13220 * stringpool.c: Likewise.
13221 * tree-data-ref.c: Likewise.
13222 * tree-flow.h: Likewise.
13223 * tree-scalar-evolution.c: Likewise.
13224 * tree-ssa-address.c: Likewise.
13225 * tree-ssa-alias.h: Likewise.
13226 * tree-ssa-operands.h: Likewise.
13227 * tree.c: Likewise.
13228 * tree.h: Likewise.
13229 * varasm.c: Likewise.
13230 * varray.h: Likewise.
13232 * coretypes.h: Do not define GTY macro if it is already defined.
13233 * doc/gty.texi: Update GTY documentation to new syntax.
13234 * gengtype-lex.l: Enforce attribute-like syntax for GTY
13235 annotations on structs.
13236 * gengtype-parse.c: Likewise.
13238 2009-04-22 Mark Heffernan <meheff@google.com>
13240 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
13242 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13244 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
13247 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13249 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
13250 the same as a PLUS without a shift. Increase the cost of a
13253 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13255 * Makefile.in: Update dependencies.
13256 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
13257 * errors.h: Remove bogus comment about compatibility.
13258 (warning): Update declaration.
13259 * genautomata.c: Update all calls to warning.
13260 * gimple.c: Do not include errors.h. Include toplev.h.
13261 * tree-ssa-structalias.c: Do not include errors.h.
13262 * omega.c: Likewise.
13263 * tree-ssa-reassoc.c: Likewise.
13264 * config/spu/spu-c.c: Likewise.
13265 * config/spu/t-spu-elf: Update dependencies.
13267 2009-04-22 Richard Guenther <rguenther@suse.de>
13269 PR tree-optimization/39824
13270 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
13271 make sure the types are compatible.
13273 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13276 * c-common.c (c_parse_error): Take a token_flags parameter.
13277 Use token_type for the token type instead.
13278 Pass token_flags to cpp_type2name.
13279 * c-common.h (c_parse_error): Update declaration.
13280 * c-parser.c (c_parser_error): Pass 0 as token flags.
13282 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
13284 PR rtl-optimization/39580
13285 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
13287 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13289 * function.c (expand_function_end): Do not emit a jump to the "naked"
13290 return label for fall-through returns.
13291 * except.c (sjlj_emit_function_exit): Always place the call to the
13292 unregister function at the location installed by expand_function_end.
13294 2009-04-22 Richard Guenther <rguenther@suse.de>
13296 PR tree-optimization/39845
13297 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
13298 (gen_inbound_check): Likewise.
13300 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
13302 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
13304 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
13305 * config/vxlib.c (__gthread_once): Add race guard for PPC.
13307 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13309 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
13310 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
13311 shift counts to avoid out-of-bounds array accesses.
13313 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13315 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
13316 (Pmode): Move above.
13318 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
13320 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
13321 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
13322 GET_CODE macro. Use IN_RANGE macro where appropriate.
13323 * config/alpha/alpha.h: Ditto.
13324 * config/alpha/alpha.md: Ditto.
13325 * config/alpha/constraints.md: Ditto.
13326 * config/alpha/predicates.md: Ditto.
13328 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13330 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
13331 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13332 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13333 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13334 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13335 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13336 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13337 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13338 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13339 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13340 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13341 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13342 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13343 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13344 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13345 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13346 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13347 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13348 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13349 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13350 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13351 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13352 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13353 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13354 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13355 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13356 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13358 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13360 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
13361 references from comments.
13362 * cfgbuild.c: (count_basic_blocks): Delete.
13363 (find_basic_blocks_1): Delete.
13364 (find_basic_blocks): Delete.
13365 * except.c (finish_eh_generation): Make static. Move comment from
13366 except.h here. Remove find_basic_blocks references from comments.
13367 * except.h (finish_eh_generation): Delete.
13368 * basic-block.h (find_basic_blocks): Delete.
13369 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
13371 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
13373 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
13374 (sdbout_parms): Likewise.
13376 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13378 * config/sh/sh.c (prepare_cbranch_operands): Use
13379 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
13380 (expand_cbranchdi4): Likewise.
13381 (from_compare): Add cast to enum type.
13382 (expand_cbranchsi4): Use add_reg_note.
13383 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
13384 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
13385 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
13386 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13387 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
13388 instead of CODE_FOR_nothing.
13389 (cbranchdi4): Likewise. Fix the order of arguments for
13391 (push_fpscr): Use add_reg_note.
13392 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
13393 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
13395 2009-04-21 Joseph Myers <joseph@codesourcery.com>
13397 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
13398 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13399 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13400 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
13401 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
13402 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
13403 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
13404 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
13405 config/alpha/x-vms, config/arc/t-arc,
13406 config/arm/README-interworking, config/arm/arm-c.c,
13407 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
13408 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
13409 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
13410 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
13411 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
13412 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
13413 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
13414 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
13415 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
13416 config/cris/t-elfmulti, config/crx/t-crx,
13417 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
13418 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
13419 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
13420 config/h8300/t-h8300, config/i386/athlon.md,
13421 config/i386/darwin-libgcc.10.4.ver,
13422 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
13423 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
13424 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
13425 config/i386/t-linux64, config/i386/t-nwld,
13426 config/i386/t-rtems-i386, config/i386/t-sol2-10,
13427 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
13428 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
13429 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
13430 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
13431 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
13432 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
13433 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
13434 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
13435 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
13436 config/m68k/t-uclinux, config/mcore/t-mcore,
13437 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
13438 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
13439 config/mips/crtn.asm, config/mips/irix-crti.asm,
13440 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
13441 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
13442 config/mips/mips-fixed.md, config/mips/sb1.md,
13443 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
13444 config/mips/t-iris6, config/mips/t-isa3264,
13445 config/mips/t-libgcc-mips16, config/mips/t-linux64,
13446 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
13447 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
13448 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
13449 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
13450 config/mn10300/t-linux, config/mn10300/t-mn10300,
13451 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
13452 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
13453 config/picochip/libgccExtras/clzsi2.asm,
13454 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
13455 config/rs6000/darwin-libgcc.10.4.ver,
13456 config/rs6000/darwin-libgcc.10.5.ver,
13457 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
13458 config/rs6000/t-aix43, config/rs6000/t-aix52,
13459 config/rs6000/t-darwin, config/rs6000/t-fprules,
13460 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
13461 config/rs6000/t-lynx, config/rs6000/t-netbsd,
13462 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
13463 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
13464 config/rs6000/t-rtems, config/rs6000/t-spe,
13465 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
13466 config/score/t-score-elf, config/sh/divcost-analysis,
13467 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
13468 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
13469 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
13470 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
13471 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
13472 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
13473 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
13474 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
13475 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
13476 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
13477 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
13478 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
13479 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
13480 limitx.h, version.c, xcoff.h: Add copyright and license notices.
13481 * config/h8300/genmova.sh: Include copyright and license notices
13482 in generated output.
13483 * config/h8300/mova.md: Regenerate.
13484 * doc/install.texi2html: Include word "Copyright" in copyright
13485 notice and use name "Free Software Foundation, Inc.".
13486 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13487 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13488 ChangeLog-2007, ChangeLog-2008: Correct dates.
13490 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
13492 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
13493 NE_EXPR operations as well.
13494 * c-parser.c (c_parser_condition): Do not set location information on
13496 (c_parser_conditional_expression): Likewise.
13497 (c_parser_binary_expression): Set location information on operators.
13498 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
13499 TRUTH_NOT_EXPR has been folded.
13500 * fold-const.c (fold_truth_not_expr): Copy location information from
13501 the incoming expression to the outgoing one.
13502 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
13503 recursive calls on the LHS of the operator but pass that of the
13504 operator to recursive calls on the RHS of the operator. Set it
13506 (shortcut_cond_expr): Set the locus of the operator on the second
13507 COND_EXPR and that of the expression on the first in degenerate cases.
13508 Pass the locus of the expression to calls to shortcut_cond_r.
13509 Set the locus of the 'then' block on the associated jump, if any.
13510 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
13511 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
13512 expression to call to gimplify_boolean_expr.
13514 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
13516 * config.gcc: Add additional configuration for
13517 i686-w64-mingw* and x86_64-w64-mingw* triplet.
13518 * config/i386/mingw-w64.h: New mingw-w64 specific header.
13519 (CPP_SPEC): Redefine for allowing -municode option.
13520 (STARTFILE_SPEC): Likewise.
13521 * config/i386/t-mingw-w64: New.
13522 * config/i386/mingw-w64.opt: New.
13523 (municode): Add new target option.
13524 * doc/invoke.texi (municode): Add documentation for new option.
13526 2009-04-21 Ian Lance Taylor <iant@google.com>
13528 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13529 Correct test for number of arguments.
13530 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
13532 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13534 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13535 argument of emit_library_call.
13537 2009-04-21 Richard Guenther <rguenther@suse.de>
13539 PR middle-end/39829
13540 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13541 inside VIEW_CONVERT_EXPRs.
13543 2009-04-21 Martin Jambor <mjambor@suse.cz>
13545 * tree-switch-conversion.c (build_constructors): Split a long line.
13546 (constructor_contains_same_values_p): New function.
13547 (build_one_array): Create assigns of constants if possible, do not
13548 call mark_sym_for_renaming, call update_stmt.
13549 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
13550 make_rename_temp. Do not call mark_symbols_for_renaming, call
13552 (gen_def_assigns): Do not call mark_symbols_for_renaming or
13553 find_new_referenced_vars, call update_stmt.
13554 (gen_inbound_check): Use create_tmp_var and create ssa names manually
13555 instead of calling make_rename_temp. Do not call
13556 find_new_referenced_vars or mark_symbols_for_renaming, call
13559 2009-04-21 Richard Guenther <rguenther@suse.de>
13561 PR tree-optimization/39827
13562 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
13563 (tree_ssa_phiprop): Pass the correct array size.
13565 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13567 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13569 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
13572 * c-typeck.c (lvalue_p): Move declaration ...
13573 * c-common.h (lvalue_p): ... to here.
13574 * c-common.c (candidate_equal_p): New.
13575 (add_tlist): Use it.
13576 (merge_tlist): Use it.
13577 (warn_for_collisions_1): Likewise.
13578 (warning_candidate_p): Accept more candidates.
13579 (verify_tree): A warning candidate can be an expression. Use
13582 2009-04-21 Ben Elliston <bje@au.ibm.com>
13585 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13586 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
13587 options. Remove -mcall-solaris documentation.
13589 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13592 * doc/invoke.texi (-Wlong-long): Update description.
13593 * c-lex (interpret_integer): Only warn if there was no previous
13594 overflow and -Wlong-long is enabled.
13595 * c-decl.c (declspecs_add_type): Drop redundant flags.
13596 * c.opt (Wlong-long): Init to -1.
13597 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13598 and front-end warn_long_long. Wlong-long only depends on other
13599 flags if it is uninitialized.
13600 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13601 the same for CPP and FE.
13602 (restore_extension_diagnostics): Likewise.
13604 2009-04-20 Ian Lance Taylor <iant@google.com>
13606 Fix enum conversions which are invalid in C++:
13607 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13608 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13609 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13610 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13611 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13612 (dbxout_parms): Likewise.
13613 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13614 (df_clear_flags): Likewise.
13615 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13616 top_flag parameter to int.
13617 (df_chain_create_bb_process_use): Likewise.
13618 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13620 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13621 (df_ref_create_structure, df_def_record_1): Likewise.
13622 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13623 (df_notes_rescan): Change 0 to VOIDmode in function call.
13624 (df_get_call_refs, df_insn_refs_collect): Likewise.
13625 (df_bb_regs_collect): Likewise.
13626 (df_entry_block_defs_collect): Likewise.
13627 (df_exit_block_uses_collect): Likewise.
13628 * df.h: Update declarations.
13629 * double-int.c (double_int_divmod): Add cast to enum type.
13630 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13631 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13632 (based_loc_descr): Likewise.
13633 (loc_descriptor_from_tree_1): Change first_op and second_op to
13634 enum dwarf_location_atom. Add cast to enum type.
13635 * expmed.c (init_expmed): Change 0 to SET in function call.
13636 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13637 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13638 (do_store_flag): Likewise.
13639 * fixed-value.h (struct fixed_value): Change mode to enum
13641 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13642 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13644 (insert_insn_decl, insert_decl, insert_state): Likewise.
13645 (automata_list_finish): Likewise.
13646 * genrecog.c (process_define_predicate): Add cast to enum type.
13647 * gensupport.c (init_predicate_table): Add cast to enum type.
13648 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13650 (gimple_build_call_1, gimple_build_label): Likewise.
13651 (gimple_build_goto, gimple_build_asm_1): Likewise.
13652 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13653 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13654 (enum fallback): Rename from enum fallback_t.
13655 (fallback_t): Typedef as int.
13656 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13657 GSI_SAME_STMT in function call.
13658 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13660 (setup_reg_class_relations): Likewise.
13661 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13662 (setup_prohibited_class_mode_regs): Add cast to enum type.
13663 (setup_prohibited_mode_move_regs): Likewise.
13664 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13665 (record_address_regs): Change i to enum reg_class.
13666 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13667 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13668 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13669 (GET_MODE_2XWIDER_MODE): Likewise.
13670 (GET_CLASS_NARROWEST_MODE): Likewise.
13671 * omp-low.c (expand_omp_for): Add cast to enum type.
13672 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13673 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13674 * postreload.c (reload_cse_simplify_operands): Change rclass local
13676 * predict.c (combine_predictions_for_insn): Change best_predictor
13677 and predictor to enum br_predictor.
13678 (combine_predictions_for_bb): Likewise.
13679 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13680 use SET_PREDICT_EXPR_OUTCOME.
13681 * real.c (real_arithmetic): Change icode to code in function call.
13682 * reginfo.c (init_move_cost): Add casts to enum type.
13683 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13684 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13686 * reload.c (find_valid_class): Add casts to enum type.
13687 (push_reload): Change 0 to NO_REGS in function call.
13688 (find_reloads): Change this_alternative to array of enum
13689 reg_class. Remove some now-unnecessary casts.
13690 (make_memloc): Change 0 to VOIDmode in function call.
13691 * reload1.c (reload): Change 0 to VOIDmode in function call.
13692 (eliminate_regs_1, elimination_effects): Likewise.
13693 (eliminate_regs_in_insn): Likewise.
13694 (emit_input_reload_insns): Add cast to enum type.
13695 (delete_output_reload): Change 0 to VOIDmode in function call.
13696 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13697 to enum type in function call.
13698 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13699 (SET_PREDICT_EXPR_OUTCOME): Define.
13700 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13701 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13702 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13703 (dump_function): Likewise.
13704 * tree-dump.h: Update declarations.
13705 * tree-pass.h: Update declarations.
13706 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13707 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13709 (arm_rtx_costs_1): Correct parenthesization.
13710 (arm_rtx_costs): Add casts to enum type.
13711 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13712 (vfp_emit_fstmd): Use add_rg_note.
13713 (emit_multi_reg_push, emit_sfm): Likewise.
13714 (thumb_set_frame_pointer): Likewise.
13715 (arm_expand_prologue): Likewise.
13716 (arm_regno_class): Change return type to enum reg_class.
13717 (thumb1_expand_prologue): Use add_reg_note.
13718 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13719 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13721 * config/arm/gentune.sh: Add cast to enum type.
13722 * config/arm/arm-tune.md: Rebuild.
13723 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13724 (ix86_split_fp_branch, predict_jump): Likewise.
13725 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13726 insn_code to enum rtx_code.
13727 (ix86_builtin_vectorized_function): Add cast to enum type.
13728 * config/i386/i386.md (truncdfsf2): Change slot to enum
13730 (truncxf<mode>2, isinf<mode>2): Likewise.
13731 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13733 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13734 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13735 (insert_bundle_state): Change 1 to INSERT in function call.
13736 (ia64_add_bundle_selector_before): Likewise.
13737 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13738 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13739 (restore_stack_nonlocal): Likewise.
13740 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13742 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13744 (mips_rtx_costs): Likewise.
13745 (mips_override_options): Add casts to enum type.
13746 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13748 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13749 (store_reg, set_reg_plus_d): Likewise.
13750 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13751 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13753 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13755 (emit_unlikely_jump): Use add_reg_note.
13756 (rs6000_emit_allocate_stack): Likewise.
13757 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13758 (output_toc): Change 1 to INSERT in function call.
13759 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13760 (rs6000_initialize_trampoline): Likewise.
13761 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13763 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13764 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13765 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13766 (save_gprs): Use add_reg_note.
13767 (s390_emit_prologue): Likewise.
13768 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13769 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13770 (sparc_fold_builtin): Add cast to enum type.
13771 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13773 (spu_expand_prologue): Use add_reg_note.
13774 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13776 2009-04-20 Ian Lance Taylor <iant@google.com>
13778 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13779 (c_parser_postfix_expression_after_primary): Get VEC for list of
13780 arguments. Get original types of arguments. Call
13781 build_function_call_vec.
13782 (cached_expr_list_1, cached_expr_list_2): New static variables.
13783 (c_parser_expr_list): Change return type to VEC *. Add
13784 p_orig_types parameter. Change all callers.
13785 (c_parser_release_expr): New static function.
13786 (c_parser_vec_to_tree_list): New static function.
13787 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13788 call build_function_call_vec.
13789 (build_function_call_vec): New function, based on old
13790 build_function_call.
13791 (convert_arguments): Remove nargs and argarray parameters. Change
13792 values to a VEC. Add origtypes parameter.
13793 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13794 (convert_for_assignment): Add origtype parameter. Change all
13795 callers. If warn_cxx_compat, check for conversion to an enum
13796 type when calling a function.
13797 (store_init_value): Add origtype parameter. Change all callers.
13798 (digest_init): Likewise.
13799 (struct init_node): Add origtype field.
13800 (add_pending_init): Add origtype parameter. Change all callers.
13801 (output_init_element): Likewise.
13802 (output_pending_init_elements): Pass origtype from init_node to
13803 output_init_element.
13804 (process_init_element): Pass origtype from c_expr to
13805 output_init_element.
13806 (c_finish_return): Add origtype parameter. Change all callers.
13807 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13809 (sync_resolve_params): Likewise.
13810 (sync_resolve_return): Change params to first_param. Change caller.
13811 (resolve_overloaded_builtins): Change params to VEC *. Change
13812 callers. Save first parameter around call to build_function_call_vec.
13813 * c-decl.c (finish_decl): Add origtype parameter. Change all
13814 callers. Call build_function_call_vec rather than
13815 build_function_call for cleanup.
13816 * c-tree.h: Update declarations.
13817 * c-common.h: Update declarations.
13818 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13819 params to first_param.
13820 * target.h (struct gcc_target): Change resolve_overloaded_builtin
13821 params parameter from tree to void *.
13822 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13823 Change arglist parameter to have type void *, and to be a pointer
13825 * config/rs6000/rs6000-protos.h
13826 (altivec_resolve_overloaded_builtin): Update declaration.
13827 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
13828 fnargs parameter to have type void *, and to be a pointer to a
13829 VEC. Call build_function_call_vec instead of
13830 build_function_call.
13831 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
13833 2009-04-20 Joey Ye <joey.ye@intel.com>
13834 Xuepeng Guo <xuepeng.guo@intel.com>
13835 H.J. Lu <hongjiu.lu@intel.com>
13837 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
13839 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
13840 (IX86_LEA_PRIORITY): Likewise.
13841 (distance_non_agu_define): New function.
13842 (distance_agu_use): Likewise.
13843 (ix86_lea_for_add_ok): Likewise.
13844 (ix86_dep_by_shift_count): Likewise.
13846 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
13847 should split for LEA.
13849 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
13851 (ix86_dep_by_shift_count): Likewise.
13853 2009-04-20 Richard Guenther <rguenther@suse.de>
13855 * expr.c (handled_component_p): Move ...
13856 * tree.h (handled_component_p): ... here.
13857 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
13858 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
13859 and REALPART_EXPR to be in one group.
13861 2009-04-20 Richard Guenther <rguenther@suse.de>
13863 * basic-block.h (get_all_dominated_blocks): Declare.
13864 * dominance.c (get_all_dominated_blocks): New function.
13865 * tree-cfg.c (get_all_dominated_blocks): Remove.
13866 (remove_edge_and_dominated_blocks): Adjust.
13867 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
13868 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
13869 instead of recursing.
13871 2009-04-20 Doug Kwan <dougkwan@google.com>
13873 * cgraph.h (cgraph_node_ptr): New type for vector functions.
13874 (struct cgraph_node_set_def): New type.
13875 (cgraph_node_set) New type. Also declare vector functions.
13876 (struct cgraph_node_set_element_def): New type.
13877 (cgraph_node_set_element): Ditto.
13878 (cgraph_node_set_iterator): New iterator type.
13879 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
13880 cgraph_node_set_remove, dump_cgraph_node_set,
13881 debug_cgraph_node_set): New prototypes.
13882 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
13883 cgraph_node_set_size): New inlines.
13884 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
13885 including cgraph.h.
13886 (struct ipa_opt_pass): Add struct cgraph_node_set_def
13887 argument to function 'write_summary'.
13888 * ipa.c: Include ggc.h.
13889 (hash_cgraph_node_set_element,
13890 eq_cgraph_node_set_element, cgraph_node_set_new,
13891 cgraph_node_set_add, cgraph_node_set_remove,
13892 cgraph_node_set_find, dump_cgraph_node_set,
13893 debug_cgraph_node_set): New functions.
13894 * Makefile.in (ipa.o): Add dependency on GGC_H.
13896 2009-04-20 Ira Rosen <irar@il.ibm.com>
13898 PR tree-optimization/39675
13899 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
13900 check of the return code of vect_schedule_slp. Check that
13901 stmt_vec_info still exists for the statement, before checking its
13902 vectorization type.
13904 2009-04-20 Michael Matz <matz@suse.de>
13906 * Makefile.in (generated_files): Take out $(simple_generated_c).
13908 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
13910 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
13911 (UINTPTR_TYPE): Likewise.
13913 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13916 * c-typeck.c (digest_init): Check for initializing an array with a
13919 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13922 * c-semantics.c (pop_stmt_list): Propagate
13923 STATEMENT_LIST_HAS_LABEL to parent statement list.
13925 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
13927 * config/mips/mips.h (mips_tune_attr): New macro.
13928 * config/mips/mips.md (cpu): Use it.
13930 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13933 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
13936 2009-04-19 Diego Novillo <dnovillo@google.com>
13938 * toplev.c (compile_file): Move call to coverage_finish ...
13939 * cgraphunit.c (ipa_passes): ... here.
13940 Call cgraph_process_new_functions.
13941 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
13942 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
13944 2009-04-19 Jan Hubicka <jh@suse.cz>
13946 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
13948 (dump_cgraph_node): Dump can throw external flag.
13949 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
13951 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13955 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
13956 * common.opt (Wlogical-op): Move from here...
13957 * c.opt (Wlogical-op): ... to here.
13958 * c-typeck.c (parser_build_binary_op): Update call to
13959 warn_logical_operator.
13960 * c-opts.c (c_common_post_options): Enable warn_logical_op with
13962 * c-common.c (warn_logical_op): Update.
13963 * c-common.h (warn_logical_op): Update declaration.
13965 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
13967 * tree.c (protected_set_expr_location): Fix formatting.
13969 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13972 * c-typeck.c (readonly_warning): new.
13973 (build_unary_op, build_modify_expr): Use readonly_warning for
13974 storing into something readonly but not const-qualified.
13976 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13979 * c-typeck.c (build_unary_op): Check for taking address of
13980 expression of type void.
13982 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13985 * c-typeck.c (build_function_call): Check for calling a function
13986 with qualified void return types. Call require_complete_type when
13989 2009-04-18 Jan Hubicka <jh@suse.cz>
13991 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
13993 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
13994 can_throw_external flag.
13995 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
13996 * ipa-pure-const.c (ignore_edge): New function.
13997 (propagate): Compute order for NOTHROW computation; set NOTHROWs
13998 only over can_throw_external edges.
13999 (local_pure_const): Add nothrow flag.
14000 * ipa-utils.c (searchc): Add ignore_edge callback.
14001 (ipa_utils_reduced_inorder): Add ignore_edge callback.
14002 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
14003 (set_nothrow_function_flags): Update cgraph.
14004 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
14006 2009-04-18 Richard Guenther <rguenther@suse.de>
14008 PR middle-end/39804
14009 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
14010 (fold_stmt): ... this and ...
14011 (fold_stmt_inplace): ... this.
14012 (fold_stmt_1): Fold references in calls and asms.
14013 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
14015 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14017 * tree-vrp.c (ssa_name_nonzero_p): Remove.
14018 * tree.h: Remove the prototype for ssa_name_nonzero_p.
14020 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14022 * tree.c (function_args_count): Remove.
14023 * tree.h: Remove the prototype for function_args_count.
14025 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14027 * tree-iterator.c (expr_only): Remove.
14028 * tree.h: Remove the prototype for expr_only.
14030 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14032 * reginfo.c (cannot_change_mode_set_regs): Remove.
14033 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
14035 2009-04-08 Anatoly Sokolov <aesok@post.ru>
14037 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
14038 whether operands 0 and 1 overlaps.
14040 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
14042 PR middle-end/36902
14043 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
14044 pointer. Use warning_at instead of warning.
14045 (search_for_addr_array): Likewise.
14046 (check_array_bounds): Likewise.
14047 (check_all_array_refs): Check that the incoming edge is not in the
14048 list of edges to be removed.
14049 (check_all_array_refs): Avoid the temporal pointer.
14050 (vrp_visit_cond_stmt): Fix typo.
14051 (simplify_switch_using_ranges): Handle the case where the switch
14052 index is an integer constant.
14054 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
14056 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
14058 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
14060 * doc/extend.texi, doc/invoke.texi: Fix typos.
14062 2009-04-17 Cary Coutant <ccoutant@google.com>
14064 * tree-flow-inline.h (get_lineno): Fix inverted test.
14066 2009-04-17 Diego Novillo <dnovillo@google.com>
14068 * tree-ssa-pre.c (create_expression_by_pieces): Remove
14069 assertion for AVAIL_OUT.
14071 2009-04-17 Mike Frysinger <vapier@gentoo.org>
14074 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
14075 * config/sh/linux-atomic.asm: Likewise.
14077 2009-04-17 Diego Novillo <dnovillo@google.com>
14079 * except.c (debug_eh_tree): New.
14080 (struct eh_region, struct eh_status): Move ...
14081 * except.h: ... here.
14082 (add_type_for_runtime): Declare extern.
14083 (lookup_type_for_runtime): Likewise.
14084 (debug_eh_tree): Declare.
14085 * Makefile.in (GTFILES): List except.h before except.c
14087 2009-04-17 Diego Novillo <dnovillo@google.com>
14089 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
14090 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
14091 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
14092 (find_vars_r): ... here.
14093 * tree-flow.h (find_referenced_vars_in): Declare.
14094 * tree-ssa-pre.c (create_expression_by_pieces): Assert
14095 that AVAIL_OUT exists for BLOCK.
14096 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
14097 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
14098 (tree-parloops.o): Likewise.
14100 2009-04-17 Simon Baldwin <simonb@google.com>
14102 * toplev.c (default_tree_printer): Add handling for %E format.
14104 2009-04-17 Diego Novillo <dnovillo@google.com>
14106 * tree-pretty-print.c (dump_generic_node): Add break after
14107 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
14108 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
14109 FUNCTION_TYPE together. Call print_struct_decl when printing
14110 structures and TDF_SLIM is not given.
14111 (print_struct_decl): Fix logic for detecting recursion.
14113 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14116 * gcc.c (create_at_file): New.
14117 (compile_input_file_p): New.
14118 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
14119 * main.c (main): Update call to toplev_main.
14120 * toplev.c (toplev_main): Change signature. Call expandargv.
14121 * toplev.h (toplev_main): Change signature.
14123 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14125 * dwarf2out.c (field_byte_offset): Use the type size as the field size
14126 if the latter is not constant.
14128 2009-04-17 David Edelsohn <edelsohn@gnu.org>
14130 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
14132 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14134 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
14135 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
14137 2009-04-17 Richard Guenther <rguenther@suse.de>
14139 * tree-ssa-structalias.c (get_constraint_for_component_ref):
14140 Handle component references view-converting an invariant address.
14142 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
14144 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
14145 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
14146 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
14147 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
14148 Use @deftypevr rather than @deftypevar.
14150 2009-04-17 Richard Guenther <rguenther@suse.de>
14152 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
14153 (get_prop_source_stmt): Likewise.
14154 (can_propagate_from): Likewise.
14156 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
14158 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
14159 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
14160 (--with-multilib-list): Add default value.
14161 * configure: Regenerate.
14162 * Makefile.in (TM_ENDIAN_CONFIG): Define.
14163 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
14164 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
14165 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
14166 Don't add default cpu to multilib list unnecessarily, but do enable
14167 the relevant compiler option..
14168 Add support for --with-multilib-list=<blank> and
14169 --with-multilib-list=!<somelib> to supress unwanted multilibs.
14170 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
14171 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
14172 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
14173 TM_MULTILIB_CONFIG.
14174 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
14175 (MULTILIB_OSDIRNAMES): New variable.
14176 * config/sh/t-1e: Delete file.
14177 * config/sh/t-mlib-sh1: Delete file.
14178 * config/sh/t-mlib-sh2: Delete file.
14179 * config/sh/t-mlib-sh2a: Delete file.
14180 * config/sh/t-mlib-sh2a-nofpu: Delete file.
14181 * config/sh/t-mlib-sh2a-single: Delete file.
14182 * config/sh/t-mlib-sh2a-single-only: Delete file.
14183 * config/sh/t-mlib-sh2e: Delete file.
14184 * config/sh/t-mlib-sh3e: Delete file.
14185 * config/sh/t-mlib-sh4: Delete file.
14186 * config/sh/t-mlib-sh4-nofpu: Delete file.
14187 * config/sh/t-mlib-sh4-single: Delete file.
14188 * config/sh/t-mlib-sh4-single-only: Delete file.
14189 * config/sh/t-mlib-sh4a: Delete file.
14190 * config/sh/t-mlib-sh4a-nofpu: Delete file.
14191 * config/sh/t-mlib-sh4a-single: Delete file.
14192 * config/sh/t-mlib-sh4a-single-only: Delete file.
14193 * config/sh/t-mlib-sh4al: Delete file.
14194 * config/sh/t-mlib-sh5-32media: Delete file.
14195 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
14196 * config/sh/t-mlib-sh5-64media: Delete file.
14197 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
14198 * config/sh/t-mlib-sh5-compact: Delete file.
14199 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
14200 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
14201 * doc/install.texi (Options specification): Add
14202 --with-multilib-list and --with-endian.
14204 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14206 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
14208 (OBJS-common): Add plugin-version.o.
14209 (plugin-version.o): New.
14210 * gcc-plugin.h (plugin_gcc_version): New.
14211 (plugin_default_version_check): New.
14212 (plugin_init_func, plugin_init): Add version argument.
14213 * plugin-version.c: New.
14214 * plugin.c (str_plugin_gcc_version_name): New.
14215 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
14216 pass it to the init function.
14217 (plugin_default_version_check): New.
14219 2009-04-17 Richard Guenther <rguenther@suse.de>
14221 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
14222 for decl-vs-decl disambiguation.
14224 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
14226 * config/s390/s390.h (s390_tune_attr): New macro definition.
14227 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
14229 2009-04-17 Richard Guenther <rguenther@suse.de>
14231 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
14232 (fold_stmt_r): Likewise.
14233 (maybe_fold_reference): New function.
14234 (fold_gimple_assign): Handle cases fold_stmt_r did.
14235 (fold_stmt): Do not use fold_stmt_r.
14236 (fold_stmt_inplace): Likewise.
14238 2009-04-17 Richard Guenther <rguenther@suse.de>
14240 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
14241 (record_equivalences_from_stmt): Remove useless checks and
14243 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
14244 the type is already suitable.
14246 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
14248 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
14250 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
14252 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
14253 (CMPtype): Define as __gcc_CMPtype.
14255 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
14257 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
14258 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
14260 2009-04-17 Richard Guenther <rguenther@suse.de>
14262 PR tree-optimization/39746
14263 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
14264 special-casing for builtins and static variable use/def.
14265 (call_may_clobber_ref_p_1): Likewise.
14267 2009-04-16 Ian Lance Taylor <iant@google.com>
14269 * df.h: Include "timevar.h".
14270 (struct df_problem): Change tv_id field to timevar_id_t.
14271 * tree-pass.h: Include "timevar.h".
14272 (struct opt_pass): Change tv_id field to timevar_id_t.
14273 * timevar.h (timevar_id_t): Define TV_NONE.
14274 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
14275 TV_NONE rather than tv_id != 0.
14276 (execute_one_pass): Likewise.
14277 * Makefile.in (DF_H): Add $(TIMEVAR_H).
14278 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
14279 dependencies to $(TREE_PASS_H).
14280 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
14282 (pass_branch_target_load_optimize2): Likewise.
14283 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
14284 (pass_outof_cfg_layout_mode): Likewise.
14285 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
14286 (pass_rebuild_cgraph_edges): Likewise.
14287 (pass_remove_cgraph_callee_edges): Likewise.
14288 * df-core.c (pass_df_initialize_opt): Likewise.
14289 (pass_df_initialize_no_opt): Likewise.
14290 (pass_df_finish): Likewise.
14291 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
14292 * except.c (pass_set_nothrow_function_flags): Likewise.
14293 (pass_convert_to_eh_region_ranges): Likewise.
14294 * final.c (pass_compute_alignments): Likewise.
14295 * function.c (pass_instantiate_virtual_regs): Likewise.
14296 (pass_init_function): Likewise.
14297 (pass_leaf_regs): Likewise.
14298 (pass_match_asm_constraints): Likewise.
14299 * gimple-low.c (pass_lower_cf): Likewise.
14300 (pass_mark_used_blocks): Likewise.
14301 * init-regs.c (pass_initialize_regs): Likewise.
14302 * integrate.c (pass_initial_value_sets): Likewise.
14303 * ira.c (pass_ira): Likewise.
14304 * jump.c (pass_cleanup_barriers): Likewise.
14305 * omp-low.c (pass_expand_omp): Likewise.
14306 (pass_lower_omp): Likewise.
14307 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
14308 * recog.c (pass_split_all_insns): Likewise.
14309 (pass_split_after_reload): Likewise.
14310 (pass_split_before_regstack): Likewise.
14311 (pass_split_before_sched2): Likewise.
14312 (pass_split_for_shorten_branches): Likewise.
14313 * reginfo.c (pass_reginfo_init): Likewise.
14314 (pass_subregs_of_mode_init): Likewise.
14315 (pass_subregs_of_mode_finish): Likewise.
14316 * passes.c (pass_postreload): Likewise.
14317 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
14318 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
14319 (pass_warn_function_return): Likewise.
14320 (pass_warn_function_noreturn): Likewise.
14321 * tree-complex.c (pass_lower_complex): Likewise.
14322 (pass_lower_complex_O0): Likewise.
14323 * tree-if-conv.c (pass_if_conversion): Likewise.
14324 * tree-into-ssa.c (pass_build_ssa): Likewise.
14325 * tree-mudflap.c (pass_mudflap_1): Likewise.
14326 (pass_mudflap_2): Likewise.
14327 * tree-nomudflap.c (pass_mudflap_1): Likewise.
14328 (pass_mudflap_2): Likewise.
14329 * tree-nrv.c (pass_return_slot): Likewise.
14330 * tree-object-size.c (pass_object_sizes): Likewise.
14331 * tree-optimize.c (pass_all_optimizations): Likewise.
14332 (pass_early_local_passes): Likewise.
14333 (pass_all_early_optimizations): Likewise.
14334 (pass_cleanup_cfg): Likewise.
14335 (pass_cleanup_cfg_post_optimizing): Likewise.
14336 (pass_free_datastructures): Likewise.
14337 (pass_free_cfg_annotations): Likewise.
14338 (pass_fixup_cfg): Likewise.
14339 (pass_init_datastructures): Likewise.
14340 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
14341 (pass_late_warn_uninitialized): Likewise.
14342 (pass_update_address_taken): Likewise.
14343 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
14344 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
14345 (pass_cse_sincos): Likewise.
14346 (pass_convert_to_rsqrt): Likewise.
14347 * tree-ssa-structalias.c (pass_build_alias): Likewise.
14348 * tree-stdarg.c (pass_stdarg): Likewise.
14349 * tree-tailcall.c (pass_tail_recursion): Likewise.
14350 (pass_tail_calls): Likewise.
14351 * tree-vect-generic.c (pass_lower_vector): Likewise.
14352 (pass_lower_vector_ssa): Likewise.
14353 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
14355 2009-04-16 Joseph Myers <joseph@codesourcery.com>
14357 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
14359 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
14361 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
14362 logical and signext.
14364 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
14367 * config/sh/predicates.md (arith_operand): Check if the operand
14368 of TRUNCATE is a REG.
14370 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14372 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14373 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14375 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14377 * tree-iterator.c (tsi_split_statement_list_after,
14378 tsi_split_statement_list_before): Remove.
14379 * tree-iterator.h: Remove the prototypes for
14380 tsi_split_statement_list_after and tsi_split_statement_list_before.
14382 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14384 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
14385 * tree-ssa-propagate.h: Remove the prototype for
14386 stmt_makes_single_load.
14388 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14390 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
14391 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
14393 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14395 * tree-iterator.c (EXPR_LAST_BODY): Remove.
14397 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14399 * except.c (eh_region_outer_p): Remove.
14400 * except.h: Remove the prototype for eh_region_outer_p.
14402 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14404 * function.c (current_function_assembler_name): Remove.
14405 * function.h: Remove the prototype for
14406 current_function_assembler_name.
14408 2009-04-16 Ian Lance Taylor <iant@google.com>
14410 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
14411 (add_reg_note): Call alloc_reg_note.
14412 * rtl.h (alloc_reg_note): Declare.
14413 * combine.c (try_combine): Use alloc_reg_note.
14414 (recog_for_combine, move_deaths): Likewise.
14415 (distribute_notes): Use alloc_reg_note and add_reg_note.
14416 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
14417 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
14418 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
14420 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
14422 PR rtl-optimization/39762
14423 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
14424 ira_may_move_out_cost): Add comments about way of their usage.
14425 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
14427 * ira-conflicts.c (process_regs_for_copy): Use function
14428 ira_get_register_move_cost instead of global
14429 ira_register_move_cost.
14431 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
14432 color_pass, move_spill_restore, update_curr_costs): Ditto.
14434 * ira-lives.c (process_single_reg_class_operands): Ditto.
14436 * ira-emit.c (emit_move_list): Ditto.
14438 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
14439 (record_reg_classes): Ditto. Use functions
14440 ira_get_register_move_cost and ira_get_may_move_cost instead of
14441 global vars ira_register_move_cost, ira_may_move_out_cost and
14442 ira_may_move_in_cost.
14443 (record_address_regs): Don't call ira_init_register_move_cost.
14444 Use function ira_get_may_move_cost instead of global
14445 ira_may_move_in_cost.
14446 (process_bb_node_for_hard_reg_moves): Use function
14447 ira_get_register_move_cost instead of global ira_register_move_cost.
14448 (ira_costs): Don't call ira_init_register_move_cost.
14450 2009-04-16 Richard Guenther <rguenther@suse.de>
14452 * tree-cfg.c (verify_gimple_assign_binary):
14453 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
14454 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
14455 (create_general_new_stmt): Note that this function is broken.
14457 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14459 * common.opt (fhelp): Add Var(help_flag).
14460 * gcc-plugin.h (plugin_info): Add help.
14461 * plugin.c (plugin_name_args): Add help.
14462 (register_plugin_info): Set plugin->help.
14463 (print_help_one_plugin): New.
14464 (print_plugins_help): New.
14465 * plugin.h (print_plugins_help): New.
14466 * toplev.c (toplev_main): Call print_plugins_help if needed.
14468 2009-04-16 Richard Guenther <rguenther@suse.de>
14470 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
14471 (gimple_ior_addresses_taken_1): New function.
14472 (gimple_ior_addresses_taken): Likewise.
14473 * gimple.h (struct gimple_statement_with_ops_base): Remove
14474 addresses_taken member.
14475 (gimple_ior_addresses_taken): Declare.
14476 (gimple_addresses_taken, gimple_addresses_taken_ptr,
14477 gimple_set_addresses_taken): Remove.
14478 * ipa-reference.c (mark_address): New function.
14479 (scan_stmt_for_static_refs): Use it for marking addresses taken.
14480 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
14481 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
14482 (gimple_add_to_addresses_taken): Remove.
14483 (get_tmr_operands): Call mark_address_taken.
14484 (get_asm_expr_operands): Likewise.
14485 (get_expr_operands): Likewise.
14486 (build_ssa_operands): Do not clear the addresses_taken bitmap.
14487 (free_stmt_operands): Do not free it.
14488 * tree-ssa.c (delete_tree_ssa): Likewise.
14489 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
14491 2009-04-16 Richard Guenther <rguenther@suse.de>
14493 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
14494 (walk_stmt_load_store_ops): Likewise.
14495 * gimple.c (get_base_loadstore): New function.
14496 (walk_stmt_load_store_addr_ops): Likewise.
14497 (walk_stmt_load_store_ops): Likewise.
14498 * ipa-pure-const.c (check_op): Simplify.
14499 (check_load, check_store): New functions.
14500 (check_stmt): Use walk_stmt_load_store_ops.
14501 * ipa-reference.c (mark_load): Adjust signature.
14502 (mark_store): Likewise.
14503 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
14505 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14507 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
14508 (plugin_info): New.
14509 * opts.c (common_handle_option): Don't call print_version.
14510 * plugin.c (plugin_name_args): Add version.
14511 (register_plugin_info): New.
14512 (register_callback): Handle PLUGIN_INFO.
14513 (try_init_one_plugin): New.
14514 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
14516 (finalize_one_plugin): New.
14517 (finalize_plugins): New.
14518 (print_one_plugin): New.
14519 (print_plugins_versions): New.
14520 * plugin.h (print_plugins_versions): New.
14521 (finalize_plugins): New.
14522 * toplev.c (compile_file): Don't call initialize_plugins.
14523 (print_version): Call print_plugins_versions.
14524 (toplev_main): Call initialize_plugins. Print version if needed.
14525 Call finalize_plugins.
14527 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14529 * common.opt (fversion): New.
14530 * gcc.c (print_version): New.
14531 (process_command): Don't print the version. Just set print_version.
14532 (main): Print version. Call subprocesses if print_version and
14533 verbose_flag are set.
14534 * opts.c (common_handle_option): Handle OPT_fversion.
14536 2009-04-16 Richard Guenther <rguenther@suse.de>
14537 Ira Rosen <irar@il.ibm.com>
14539 PR tree-optimization/39698
14540 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
14541 type of the reduction variable. Only generate the def if
14544 * omp-low.c (expand_omp_for_generic): When converting to a pointer
14545 make sure to first convert to an integer of the same precision.
14546 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
14547 the type of the evolution correctly in computing the new
14548 induction variable base.
14550 2009-04-16 Richard Guenther <rguenther@suse.de>
14552 PR middle-end/39625
14553 * tree-cfg.c (make_blocks): Split statements with to-be
14554 abnormal SSA names on the lhs.
14556 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
14558 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
14559 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
14560 * c-typeck.c (really_start_incremental_init): Likewise.
14561 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
14562 (TARGET_INITIALIZER): Remove it.
14563 * target.h (struct target): Remove vector_opaque_p.
14564 * tree.c (build_opaque_vector_type): New.
14565 * tree.h (TYPE_VECTOR_OPAQUE): New.
14566 (build_opaque_vector_type): Declare.
14567 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
14568 * config/rs6000/rs6000.c (build_opaque_vector_type,
14569 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
14570 (rs6000_init_builtins): Use build_opaque_vector_type for
14571 opaque_V4SI_type_node.
14573 2009-04-15 Catherine Moore <clm@codesourcery.com>
14575 * debug.h (set_name): Declare.
14576 * dwarf2out.c (dwarf2out_set_name): Declare.
14577 (dwarf2_debug_hooks): Add set_name.
14578 (find_AT_string): New.
14579 (add_AT_string): Call find_AT_string.
14580 (dwarf2out_set_name): New.
14581 * cp/decl.c (grokdeclarator): Call set_name.
14582 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
14583 * debug.c (do_nothing_debug_hooks): Likewise.
14584 * dbxout.c (dbx_debug_hooks): Likewise.
14585 * sdbout.c (sdb_debug_hooks): Likewise.
14587 2009-04-15 Michael Eager <eager@eagercon.com>
14589 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
14590 reg for single-precision FPU.
14591 * config/rs6000/rs6000.md (movsi_internal1): Only for
14592 !TARGET_SINGLE_FPU.
14593 (movsi_internal1_single): New. Add pattern to move SI values to/from
14594 single-precision FP regs.
14596 2009-04-15 Richard Guenther <rguenther@suse.de>
14598 * omp-low.c (lower_rec_input_clauses): Build correct address
14600 (expand_omp_for_generic): Fix multiplication type.
14601 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14602 (generate_memset_zero): Fix types.
14603 * tree-profile.c (prepare_instrumented_value): Correctly
14606 2009-04-15 Ian Lance Taylor <iant@google.com>
14608 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14609 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14610 for -Wall and for -Wc++-compat.
14611 (c_common_post_options): For C++, set warn_enum_compare if not
14613 * c-tree.h (struct c_expr): Add field original_type.
14614 (build_external_ref): Update declaration.
14615 * c-parser.c (c_parser_braced_init): Set original_type.
14616 (c_parser_initelt): Likewise.
14617 (c_parser_expr_no_commas): Likewise.
14618 (c_parser_conditional_expression): Likewise.
14619 (c_parser_cast_expression): Likewise.
14620 (c_parser_unary_expression): Likewise. Pull setting of
14621 original_code to top of function.
14622 (c_parser_sizeof_expression): Set original_type.
14623 (c_parser_alignof_expression): Likewise.
14624 (c_parser_postfix_expression): Likewise. Pull setting of
14625 original_code to top of function.
14626 (c_parser_postfix_expression_after_paren_type): Set original_type.
14627 (c_parser_postfix_expression_after_primary): Likewise.
14628 (c_parser_expression): Likewise.
14629 * c-typeck.c (build_external_ref): Add type parameter. Change all
14631 (c_expr_sizeof_expr): Set original_type field.
14632 (parser_build_unary_op): Likewise.
14633 (parser_build_binary_op): Likewise. Optionally warn about
14634 comparisons of enums of different types.
14635 (digest_init): Set original_type field.
14636 (really_start_incremental_init): Likewise.
14637 (push_init_level, pop_init_level): Likewise.
14638 * doc/invoke.texi (Warning Options): -Wenum-compare now
14641 2009-04-15 Richard Guenther <rguenther@suse.de>
14643 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14644 out a necessary conversion.
14645 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14646 names we didn't value number.
14647 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14649 2009-04-15 Richard Guenther <rguenther@suse.de>
14651 PR tree-optimization/39764
14652 * tree-ssa-ccp.c (get_value): Canonicalize value with
14653 canonicalize_float_value.
14655 2009-04-15 Jan Hubicka <jh@suse.cz>
14657 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14658 Wrong version of patch.
14660 2009-04-15 Jan Hubicka <jh@suse.cz>
14662 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14664 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14666 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14667 our distinct integral and vector types.
14669 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14671 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14672 * init.c (build_vtbl_address): Remove call to assemble_external.
14674 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14676 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14677 output for other floating point modes.
14679 2009-04-14 Diego Novillo <dnovillo@google.com>
14681 * diagnostic.c (diagnostic_report_diagnostic): Do not
14682 warn about loaded plugins for DK_ERROR and DK_WARNING.
14683 * c-decl.c (declspecs_add_type): Move call to
14684 invoke_plugin_callbacks ...
14685 * c-parser.c (c_parser_declspecs): ... here.
14686 * plugin.c (dump_active_plugins): Tidy output.
14688 2009-04-14 Diego Novillo <dnovillo@google.com>
14689 Le-Chun Wu <lcwu@google.com>
14691 * configure.ac: Add --enable-plugin support.
14692 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14693 * Makefile.in (PLUGIN_H): Define.
14694 Export ENABLE_PLUGIN and GMPINC to site.exp.
14695 Add PLUGINLIBS to link command.
14696 Add/modify dependencies for plugin.o and files including plugin.h.
14698 * config.in: Regenerate.
14700 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14703 2009-04-14 Le-Chun Wu <lcwu@google.com>
14705 * tree-pass.h (register_one_dump_file): Add a prototype for
14706 register_one_dump_file.
14707 * toplev.c (compile_file): Call initialize_plugins.
14708 (do_compile): Call invoke_plugin_callbacks.
14709 (toplev_main): Call invoke_plugin_callbacks.
14710 * common.opt: Add -fplugin= and -fplugin-arg-.
14711 * gcc-plugin.h: New public header file for plugins to include.
14712 * plugin.c: New source file.
14713 * plugin.h: New internal header file.
14714 * passes.c (register_one_dump_file): Make it external.
14716 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14718 2009-04-14 Diego Novillo <dnovillo@google.com>
14720 * doc/plugins.texi: New.
14721 * doc/gccint.texi: Add reference to Plugins chapter.
14722 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14723 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14724 loaded plugins, if any.
14725 * timevar.def (TV_PLUGIN_INIT): Define.
14726 (TV_PLUGIN_RUN): Define.
14727 * plugin.c: Include timevar.h
14728 (plugins_active_p): New.
14729 (dump_active_plugins): New.
14730 (debug_active_plugins): New.
14732 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14734 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14736 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14738 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14740 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14741 the same as a minus without a shift.
14743 2009-04-14 Nick Clifton <nickc@redhat.com>
14745 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14746 comparisons with small integers will always produce a short
14749 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14752 2008-12-19 Diego Novillo <dnovillo@google.com>
14754 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14756 2009-04-14 Richard Guenther <rguenther@suse.de>
14758 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14760 (verify_gimple_assign_binary): Likewise. Handle shifts and
14762 (verify_gimple_phi): Print the mismatched argument position.
14763 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14765 (vect_update_init_of_dr): Likewise.
14766 * matrix-reorg.c (transform_access_sites): Do what the
14768 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14770 2009-04-13 Michael Eager <eager@eagercon.com>
14772 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14773 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14774 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14775 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14776 remove duplicate config
14778 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14780 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14781 file_name:line_number type locator of the call site.
14783 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14785 * genautomata.c: Put blank after comma.
14786 (automaton_decls): New.
14787 (struct unit_usage): Add comments to member next.
14788 (store_alt_unit_usage): Keep the list ordered.
14789 (unit_present_on_list_p, equal_alternatives_p): New.
14790 (check_regexp_units_distribution): Check units distribution
14791 correctness correctly.
14792 (main): Don't write automata if error is found. Return correct
14795 * config/m68k/cf.md (cfv4_ds): Remove.
14796 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14797 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14799 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14800 power4-load-ext, power4-store, power4-store-update,
14801 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14802 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14803 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14804 power4-sqrt, power4-isync): Modify reservation to make correct
14805 unit distribution to automata.
14807 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14808 power5-store-update, power5-two, power5-three, power5-lmul,
14809 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14811 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14813 * except.c (pass_set_nothrow_function_flags): Set name and add
14815 (set_nothrow_function_flags): Mention in the dump file when
14816 changing a function to nothrow.
14818 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
14821 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
14822 instead of unsigned long.
14824 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14826 * config/arm/arm.c (return_used_this_function): Remove.
14827 (arm_output_function_prologue): Remove use of
14828 return_used_this_function.
14829 (output_return_instruction): Replace use of
14830 return_used_this_function
14831 by cfun->machine->return_used_this_function.
14832 (arm_output_epilogue): Likewise.
14833 (arm_output_function_epilogue): Likewise.
14834 (thumb_unexpanded_epilogue): Likewise.
14835 * config/arm/arm.h (struct machine_function):
14836 New member return_used_this_function.
14838 2009-04-12 Mark Mitchell <mark@codesourcery.com>
14840 * doc/install.texi: Correct description of default directory for
14841 --with-gxx-include-dir.
14843 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
14845 * fold-const.c (build_range_check): Properly deal with enumeral and
14846 boolean base types.
14848 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
14850 * doc/invoke.texi (max_gcse_passes): Remove documentation.
14851 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
14852 * params.h (MAX_GCSE_PASSES): Remove.
14853 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
14854 in sequence. Remove ability to run multiple passes.
14855 (bypass_jumps): Report run as third CPROP pass.
14857 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
14859 PR middle-end/39651
14860 * except.c (can_throw_external): Look at each insn in a SEQUENCE
14861 when deciding whether the whole SEQUENCE can throw.
14863 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
14866 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
14867 offseted label references.
14869 2009-04-11 Jan Hubicka <jh@suse.cz>
14871 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
14873 2009-04-11 Richard Guenther <rguenther@suse.de>
14875 PR middle-end/39732
14876 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
14877 return variables as TREE_ADDRESSABLE.
14879 2009-04-11 Richard Guenther <rguenther@suse.de>
14881 PR tree-optimization/39713
14882 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
14883 reference trees have SSA_NAME operands.
14885 2009-04-11 Richard Guenther <rguenther@suse.de>
14888 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
14889 address expressions.
14891 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
14893 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
14894 match changes in Cygwin 1.7
14895 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
14896 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
14898 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14900 PR tree-optimization/39701
14901 * doc/invoke.texi (Optimization Options): Document change in
14902 meaning and initialization of -fdelete-null-pointer-checks.
14904 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14906 PR middle-end/39701
14907 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
14909 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
14912 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
14914 2009-04-10 Chao-ying Fu <fu@mips.com>
14916 * doc/tm.texi (Instruction Output): Document
14917 TARGET_ASM_FINAL_POSTSCAN_INSN.
14918 * target.h (final_postscan_insn): New field in asm_out.
14919 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14920 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
14921 * final.c (final_scan_insn): Call
14922 targetm.asm_out.final_postscan_insn after outputting
14923 an asm macro and a normal instruction.
14925 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
14926 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
14927 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
14928 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
14929 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14931 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14933 PR middle-end/39701
14934 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
14935 variables as non-NULL even with -fdelete-null-pointer-checks.
14937 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14939 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
14941 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
14944 * config/i386/i386.c (classify_argument): Handle SCmode with
14945 (bit_offset % 64) != 0.
14947 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
14949 * doc/invoke.texi (Optimize Options): Add cross-reference to
14950 -Q --help=optimizers examples.
14952 2009-04-10 Ben Elliston <bje@au.ibm.com>
14955 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
14956 regalign for the reg == fpr and TDmode case.
14958 2009-04-09 David Ayers <ayers@fsfe.org>
14961 * objc/objc-act.c (warn_with_method): Remove helper function.
14962 (check_duplicates): Call warning and inform directly.
14963 (really_start_method): Likewise.
14965 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14967 * expmed.c (expand_divmod): Always use a comparison for a division
14968 by a large unsigned integer.
14970 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
14971 for things others than variables or functions as nonzero.
14973 2009-04-09 Nick Clifton <nickc@redhat.com>
14975 * unwind-compat.c: Change copyright header to refer to version
14976 3 of the GNU General Public License with version 3.1 of the
14977 GCC Runtime Library Exception and to point readers at the
14978 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
14979 * config/alpha/crtfastmath.c: Likewise.
14980 * config/alpha/linux-unwind.h: Likewise.
14981 * config/alpha/qrnnd.asm: Likewise.
14982 * config/alpha/vms-crt0-64.c: Likewise.
14983 * config/alpha/vms-crt0.c: Likewise.
14984 * config/alpha/vms-dwarf2.asm: Likewise.
14985 * config/alpha/vms-dwarf2eh.asm: Likewise.
14986 * config/alpha/vms-psxcrt0-64.c: Likewise.
14987 * config/alpha/vms-psxcrt0.c: Likewise.
14988 * config/alpha/vms_tramp.asm: Likewise.
14989 * config/arc/initfini.c: Likewise.
14990 * config/arc/lib1funcs.asm: Likewise.
14991 * config/arm/bpabi-v6m.S: Likewise.
14992 * config/arm/bpabi.S: Likewise.
14993 * config/arm/bpabi.c: Likewise.
14994 * config/arm/crti.asm: Likewise.
14995 * config/arm/crtn.asm: Likewise.
14996 * config/arm/ieee754-df.S: Likewise.
14997 * config/arm/ieee754-sf.S: Likewise.
14998 * config/arm/lib1funcs.asm: Likewise.
14999 * config/arm/libunwind.S: Likewise.
15000 * config/arm/linux-atomic.c: Likewise.
15001 * config/arm/mmintrin.h: Likewise.
15002 * config/arm/pr-support.c: Likewise.
15003 * config/arm/unaligned-funcs.c: Likewise.
15004 * config/arm/unwind-arm.c: Likewise.
15005 * config/arm/unwind-arm.h: Likewise.
15006 * config/avr/libgcc.S: Likewise.
15007 * config/bfin/crti.s: Likewise.
15008 * config/bfin/crtlibid.s: Likewise.
15009 * config/bfin/crtn.s: Likewise.
15010 * config/bfin/lib1funcs.asm: Likewise.
15011 * config/bfin/linux-unwind.h: Likewise.
15012 * config/cris/arit.c: Likewise.
15013 * config/cris/cris_abi_symbol.c: Likewise.
15014 * config/darwin-64.c: Likewise.
15015 * config/darwin-crt2.c: Likewise.
15016 * config/darwin-crt3.c: Likewise.
15017 * config/darwin.h: Likewise.
15018 * config/dbxelf.h: Likewise.
15019 * config/dfp-bit.c: Likewise.
15020 * config/dfp-bit.h: Likewise.
15021 * config/elfos.h: Likewise.
15022 * config/fixed-bit.c: Likewise.
15023 * config/fixed-bit.h: Likewise.
15024 * config/fp-bit.c: Likewise.
15025 * config/fp-bit.h: Likewise.
15026 * config/fr30/crti.asm: Likewise.
15027 * config/fr30/crtn.asm: Likewise.
15028 * config/fr30/lib1funcs.asm: Likewise.
15029 * config/freebsd-spec.h: Likewise.
15030 * config/frv/cmovd.c: Likewise.
15031 * config/frv/cmovh.c: Likewise.
15032 * config/frv/cmovw.c: Likewise.
15033 * config/frv/frvbegin.c: Likewise.
15034 * config/frv/frvend.c: Likewise.
15035 * config/frv/lib1funcs.asm: Likewise.
15036 * config/glibc-stdint.h: Likewise.
15037 * config/h8300/clzhi2.c: Likewise.
15038 * config/h8300/crti.asm: Likewise.
15039 * config/h8300/crtn.asm: Likewise.
15040 * config/h8300/ctzhi2.c: Likewise.
15041 * config/h8300/fixunssfsi.c: Likewise.
15042 * config/h8300/lib1funcs.asm: Likewise.
15043 * config/h8300/parityhi2.c: Likewise.
15044 * config/h8300/popcounthi2.c: Likewise.
15045 * config/i386/ammintrin.h: Likewise.
15046 * config/i386/att.h: Likewise.
15047 * config/i386/avxintrin.h: Likewise.
15048 * config/i386/biarch64.h: Likewise.
15049 * config/i386/bmmintrin.h: Likewise.
15050 * config/i386/cpuid.h: Likewise.
15051 * config/i386/cross-stdarg.h: Likewise.
15052 * config/i386/crtfastmath.c: Likewise.
15053 * config/i386/crtprec.c: Likewise.
15054 * config/i386/cygming-crtbegin.c: Likewise.
15055 * config/i386/cygming-crtend.c: Likewise.
15056 * config/i386/cygwin.asm: Likewise.
15057 * config/i386/emmintrin.h: Likewise.
15058 * config/i386/gmm_malloc.h: Likewise.
15059 * config/i386/gthr-win32.c: Likewise.
15060 * config/i386/i386.h: Likewise.
15061 * config/i386/immintrin.h: Likewise.
15062 * config/i386/linux-unwind.h: Likewise.
15063 * config/i386/linux64.h: Likewise.
15064 * config/i386/mm3dnow.h: Likewise.
15065 * config/i386/mmintrin-common.h: Likewise.
15066 * config/i386/mmintrin.h: Likewise.
15067 * config/i386/nmmintrin.h: Likewise.
15068 * config/i386/pmm_malloc.h: Likewise.
15069 * config/i386/pmmintrin.h: Likewise.
15070 * config/i386/smmintrin.h: Likewise.
15071 * config/i386/sol2-c1.asm: Likewise.
15072 * config/i386/sol2-ci.asm: Likewise.
15073 * config/i386/sol2-cn.asm: Likewise.
15074 * config/i386/sol2-gc1.asm: Likewise.
15075 * config/i386/tmmintrin.h: Likewise.
15076 * config/i386/unix.h: Likewise.
15077 * config/i386/w32-unwind.h: Likewise.
15078 * config/i386/wmmintrin.h: Likewise.
15079 * config/i386/x86-64.h: Likewise.
15080 * config/i386/x86intrin.h: Likewise.
15081 * config/i386/xmmintrin.h: Likewise.
15082 * config/ia64/crtbegin.asm: Likewise.
15083 * config/ia64/crtend.asm: Likewise.
15084 * config/ia64/crtfastmath.c: Likewise.
15085 * config/ia64/crti.asm: Likewise.
15086 * config/ia64/crtn.asm: Likewise.
15087 * config/ia64/fde-glibc.c: Likewise.
15088 * config/ia64/lib1funcs.asm: Likewise.
15089 * config/ia64/linux-unwind.h: Likewise.
15090 * config/ia64/quadlib.c: Likewise.
15091 * config/ia64/unwind-ia64.c: Likewise.
15092 * config/linux.h: Likewise.
15093 * config/m32c/m32c-lib1.S: Likewise.
15094 * config/m32c/m32c-lib2-trapv.c: Likewise.
15095 * config/m32c/m32c-lib2.c: Likewise.
15096 * config/m32r/initfini.c: Likewise.
15097 * config/m68hc11/larith.asm: Likewise.
15098 * config/m68hc11/m68hc11-crt0.S: Likewise.
15099 * config/m68k/cf.md: Likewise.
15100 * config/m68k/crti.s: Likewise.
15101 * config/m68k/crtn.s: Likewise.
15102 * config/m68k/lb1sf68.asm: Likewise.
15103 * config/m68k/linux-unwind.h: Likewise.
15104 * config/mcore/crti.asm: Likewise.
15105 * config/mcore/crtn.asm: Likewise.
15106 * config/mcore/lib1.asm: Likewise.
15107 * config/mips/linux-unwind.h: Likewise.
15108 * config/mips/loongson.h: Likewise.
15109 * config/mips/mips16.S: Likewise.
15110 * config/mmix/crti.asm: Likewise.
15111 * config/mmix/crtn.asm: Likewise.
15112 * config/pa/fptr.c: Likewise.
15113 * config/pa/hpux-unwind.h: Likewise.
15114 * config/pa/lib2funcs.asm: Likewise.
15115 * config/pa/linux-atomic.c: Likewise.
15116 * config/pa/linux-unwind.h: Likewise.
15117 * config/pa/milli64.S: Likewise.
15118 * config/pa/quadlib.c: Likewise.
15119 * config/pa/stublib.c: Likewise.
15120 * config/picochip/libgccExtras/adddi3.asm: Likewise.
15121 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
15122 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
15123 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
15124 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
15125 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
15126 * config/picochip/libgccExtras/divmod15.asm: Likewise.
15127 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
15128 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
15129 * config/picochip/libgccExtras/longjmp.asm: Likewise.
15130 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
15131 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
15132 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
15133 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
15134 * config/picochip/libgccExtras/setjmp.asm: Likewise.
15135 * config/picochip/libgccExtras/subdi3.asm: Likewise.
15136 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
15137 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
15138 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
15139 * config/rs6000/750cl.h: Likewise.
15140 * config/rs6000/altivec.h: Likewise.
15141 * config/rs6000/biarch64.h: Likewise.
15142 * config/rs6000/crtresfpr.asm: Likewise.
15143 * config/rs6000/crtresgpr.asm: Likewise.
15144 * config/rs6000/crtresxfpr.asm: Likewise.
15145 * config/rs6000/crtresxgpr.asm: Likewise.
15146 * config/rs6000/crtsavfpr.asm: Likewise.
15147 * config/rs6000/crtsavgpr.asm: Likewise.
15148 * config/rs6000/darwin-asm.h: Likewise.
15149 * config/rs6000/darwin-fallback.c: Likewise.
15150 * config/rs6000/darwin-fpsave.asm: Likewise.
15151 * config/rs6000/darwin-ldouble.c: Likewise.
15152 * config/rs6000/darwin-tramp.asm: Likewise.
15153 * config/rs6000/darwin-unwind.h: Likewise.
15154 * config/rs6000/darwin-vecsave.asm: Likewise.
15155 * config/rs6000/darwin-world.asm: Likewise.
15156 * config/rs6000/e500crtres32gpr.asm: Likewise.
15157 * config/rs6000/e500crtres64gpr.asm: Likewise.
15158 * config/rs6000/e500crtres64gprctr.asm: Likewise.
15159 * config/rs6000/e500crtrest32gpr.asm: Likewise.
15160 * config/rs6000/e500crtrest64gpr.asm: Likewise.
15161 * config/rs6000/e500crtresx32gpr.asm: Likewise.
15162 * config/rs6000/e500crtresx64gpr.asm: Likewise.
15163 * config/rs6000/e500crtsav32gpr.asm: Likewise.
15164 * config/rs6000/e500crtsav64gpr.asm: Likewise.
15165 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
15166 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
15167 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
15168 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
15169 * config/rs6000/eabi-ci.asm: Likewise.
15170 * config/rs6000/eabi-cn.asm: Likewise.
15171 * config/rs6000/eabi.asm: Likewise.
15172 * config/rs6000/linux-unwind.h: Likewise.
15173 * config/rs6000/linux64.h: Likewise.
15174 * config/rs6000/paired.h: Likewise.
15175 * config/rs6000/paired.md: Likewise.
15176 * config/rs6000/ppc64-fp.c: Likewise.
15177 * config/rs6000/ppu_intrinsics.h: Likewise.
15178 * config/rs6000/rs6000.h: Likewise.
15179 * config/rs6000/si2vmx.h: Likewise.
15180 * config/rs6000/sol-ci.asm: Likewise.
15181 * config/rs6000/sol-cn.asm: Likewise.
15182 * config/rs6000/spe.h: Likewise.
15183 * config/rs6000/spu2vmx.h: Likewise.
15184 * config/rs6000/sysv4.h: Likewise.
15185 * config/rs6000/tramp.asm: Likewise.
15186 * config/rs6000/vec_types.h: Likewise.
15187 * config/s390/linux-unwind.h: Likewise.
15188 * config/s390/tpf-unwind.h: Likewise.
15189 * config/score/crti.asm: Likewise.
15190 * config/score/crtn.asm: Likewise.
15191 * config/sh/crt1.asm: Likewise.
15192 * config/sh/crti.asm: Likewise.
15193 * config/sh/crtn.asm: Likewise.
15194 * config/sh/divtab-sh4-300.c: Likewise.
15195 * config/sh/divtab-sh4.c: Likewise.
15196 * config/sh/divtab.c: Likewise.
15197 * config/sh/lib1funcs-4-300.asm: Likewise.
15198 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
15199 * config/sh/lib1funcs.asm: Likewise.
15200 * config/sh/lib1funcs.h: Likewise.
15201 * config/sh/linux-atomic.asm: Likewise.
15202 * config/sh/linux-unwind.h: Likewise.
15203 * config/sh/shmedia.h: Likewise.
15204 * config/sh/sshmedia.h: Likewise.
15205 * config/sh/ushmedia.h: Likewise.
15206 * config/sparc/crtfastmath.c: Likewise.
15207 * config/sparc/linux-unwind.h: Likewise.
15208 * config/sparc/sol2-c1.asm: Likewise.
15209 * config/sparc/sol2-ci.asm: Likewise.
15210 * config/sparc/sol2-cn.asm: Likewise.
15211 * config/spu/divmodti4.c: Likewise.
15212 * config/spu/divv2df3.c: Likewise.
15213 * config/spu/float_disf.c: Likewise.
15214 * config/spu/float_unsdidf.c: Likewise.
15215 * config/spu/float_unsdisf.c: Likewise.
15216 * config/spu/float_unssidf.c: Likewise.
15217 * config/spu/mfc_multi_tag_release.c: Likewise.
15218 * config/spu/mfc_multi_tag_reserve.c: Likewise.
15219 * config/spu/mfc_tag_release.c: Likewise.
15220 * config/spu/mfc_tag_reserve.c: Likewise.
15221 * config/spu/mfc_tag_table.c: Likewise.
15222 * config/spu/multi3.c: Likewise.
15223 * config/spu/spu_internals.h: Likewise.
15224 * config/spu/spu_intrinsics.h: Likewise.
15225 * config/spu/spu_mfcio.h: Likewise.
15226 * config/spu/vec_types.h: Likewise.
15227 * config/spu/vmx2spu.h: Likewise.
15228 * config/stormy16/stormy16-lib2.c: Likewise.
15229 * config/svr4.h: Likewise.
15230 * config/sync.c: Likewise.
15231 * config/v850/lib1funcs.asm: Likewise.
15232 * config/vxlib-tls.c: Likewise.
15233 * config/vxlib.c: Likewise.
15234 * config/vxworks-dummy.h: Likewise.
15235 * config/xtensa/crti.asm: Likewise.
15236 * config/xtensa/crtn.asm: Likewise.
15237 * config/xtensa/ieee754-df.S: Likewise.
15238 * config/xtensa/ieee754-sf.S: Likewise.
15239 * config/xtensa/lib1funcs.asm: Likewise.
15240 * config/xtensa/lib2funcs.S: Likewise.
15241 * config/xtensa/linux-unwind.h: Likewise.
15242 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
15243 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
15244 * coretypes.h: Likewise.
15245 * crtstuff.c: Likewise.
15246 * defaults.h: Likewise.
15247 * dwarf2.h: Likewise.
15248 * emutls.c: Likewise.
15249 * gbl-ctors.h: Likewise.
15250 * gcov-io.h: Likewise.
15251 * ginclude/float.h: Likewise.
15252 * ginclude/iso646.h: Likewise.
15253 * ginclude/stdarg.h: Likewise.
15254 * ginclude/stdbool.h: Likewise.
15255 * ginclude/stddef.h: Likewise.
15256 * ginclude/stdfix.h: Likewise.
15257 * ginclude/stdint-gcc.h: Likewise.
15258 * ginclude/tgmath.h: Likewise.
15259 * gthr-aix.h: Likewise.
15260 * gthr-dce.h: Likewise.
15261 * gthr-gnat.c: Likewise.
15262 * gthr-gnat.h: Likewise.
15263 * gthr-lynx.h: Likewise.
15264 * gthr-mipssde.h: Likewise.
15265 * gthr-nks.h: Likewise.
15266 * gthr-posix.c: Likewise.
15267 * gthr-posix.h: Likewise.
15268 * gthr-posix95.h: Likewise.
15269 * gthr-rtems.h: Likewise.
15270 * gthr-single.h: Likewise.
15271 * gthr-solaris.h: Likewise.
15272 * gthr-tpf.h: Likewise.
15273 * gthr-vxworks.h: Likewise.
15274 * gthr-win32.h: Likewise.
15275 * gthr.h: Likewise.
15276 * libgcc2.c: Likewise.
15277 * libgcc2.h: Likewise.
15278 * libgcov.c: Likewise.
15279 * tsystem.h: Likewise.
15280 * typeclass.h: Likewise.
15281 * unwind-c.c: Likewise.
15282 * unwind-compat.h: Likewise.
15283 * unwind-dw2-fde-compat.c: Likewise.
15284 * unwind-dw2-fde-darwin.c: Likewise.
15285 * unwind-dw2-fde-glibc.c: Likewise.
15286 * unwind-dw2-fde.c: Likewise.
15287 * unwind-dw2-fde.h: Likewise.
15288 * unwind-dw2.c: Likewise.
15289 * unwind-dw2.h: Likewise.
15290 * unwind-generic.h: Likewise.
15291 * unwind-pe.h: Likewise.
15292 * unwind-sjlj.c: Likewise.
15293 * unwind.inc: Likewise.
15294 * config/arm/neon-gen.ml: Change generated copyright header to
15295 refer to version 3 of the GNU General Public License with
15296 version 3.1 of the GCC Runtime Library Exception and to point
15297 readers at the COPYING3 and COPYING3.RUNTIME files and the
15298 FSF's license web page.
15299 * config/arm/arm_neon.h: Regenerate.
15301 2009-04-09 Jakub Jelinek <jakub@redhat.com>
15303 * config/cris/cris.md: Change copyright header to refer to version
15304 3 of the GNU General Public License.
15305 * doc/install.texi2html: Change copyright header to refer to version
15306 3 of the GNU General Public License and to point readers at the
15307 COPYING3 file and the FSF's license web page.
15308 * config/vax/linux.h: Likewise.
15310 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15312 * config/i386/i386.md (cmpcc): New.
15313 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
15314 (sync_compare_and_swap_cc*): Delete.
15316 * config/s390/s390.c (s390_compare_emitted): Remove.
15317 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
15318 s390_compare_emitted used to be handled. Assert that modes match.
15319 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
15320 refer to sync_compare_and_swap_ccsi.
15321 * config/s390/s390.h (s390_compare_emitted): Remove.
15322 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
15323 instead of s390_compare_emitted.
15324 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
15325 instead of s390_compare_emitted.
15326 * config/s390/s390.md (cmpcc): New.
15327 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
15328 CC_REGNUM, do not pretend it's set.
15329 (sync_compare_and_swap_cc*): Delete.
15330 * config/s390/predicates.md (cc_reg_operand): New.
15332 * expr.c (sync_compare_and_swap_cc): Delete.
15333 * optabs.h (sync_compare_and_swap_cc): Delete.
15334 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
15335 is being used with can_compare_p.
15336 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
15337 (find_cc_set): New.
15338 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
15339 look for a MODE_CC set instead. Use emit_store_flag.
15340 (expand_compare_and_swap_loop): Likewise, with some additional
15341 complication to avoid a force_reg when useless. Use
15342 emit_cmp_and_jump_insns.
15343 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
15344 * doc/md.texi (sync_compare_and_swap_cc): Merge with
15345 sync_compare_and_swap documentation.
15347 2009-04-09 Jan Hubicka <jh@suse.cz>
15349 * except.c (find_prev_try): Break out from ....
15350 (duplicate_eh_regions): ... here; properly update prev_try pointers
15351 when duplication part of tree.
15352 (dump_eh_tree): Improve dumping.
15353 (verify_eh_region): New.
15354 (verify_eh_tree): Use it.
15356 2009-04-06 Richard Guenther <rguenther@suse.de>
15358 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
15359 &ARRAY addresses by adjusting their types and prepending
15361 * tree-cfg.c (verify_gimple_assign_single): Verify that
15362 addresses are correct.
15364 2009-04-09 Richard Guenther <rguenther@suse.de>
15366 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
15367 indices into an array reference if possible.
15368 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15369 Fold POINTER_PLUS_EXPR statements with invariant address.
15371 2009-04-09 Alan Modra <amodra@bigpond.net.au>
15374 * config.gcc (powerpc64-*-linux*): Always build biarch.
15376 2009-04-09 Joseph Myers <joseph@codesourcery.com>
15379 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
15380 it and pedwarn if this results in an INTEGER_CST.
15382 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15384 * doc/install.texi: Update minimum GMP version. Remove obsolete
15385 text in MPFR section.
15387 2009-04-08 Jakub Jelinek <jakub@redhat.com>
15389 * dwarf2out.c (class_scope_p): New static inline.
15390 (class_or_namespace_scope_p): Use it.
15391 (gen_variable_die): Use DW_TAG_member tag for static data member
15392 declarations instead of DW_TAG_variable.
15394 PR middle-end/39573
15395 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
15398 2009-04-08 Richard Guenther <rguenther@suse.de>
15400 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
15401 valueize random data.
15403 2009-04-08 David Edelsohn <edelsohn@gnu.org>
15405 * config.gcc (aix tm_file): Add aix-stdint.h.
15406 (aix tm clause use_gcc_stdint): Set to wrap.
15407 * config/rs6000/aix-stdint.h: New file.
15409 2009-04-08 Richard Guenther <rguenther@suse.de>
15411 PR middle-end/36291
15412 * tree-dfa.c (add_referenced_var): Do not recurse into
15413 global initializers.
15414 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
15416 (fold_const_aggregate_ref): Likewise.
15418 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15420 * recog.c (ordered_comparison_operator): New.
15421 * gensupport.c (std_preds): Add it.
15422 * doc/md.texi (Machine-Independent Predicates): Document it.
15424 2009-04-08 Jan Hubicka <jh@suse.cz>
15426 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
15427 * function.h (rtl_eh): Remove exception_handler_label_map.
15428 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
15429 remove_exception_handler_label, for_each_eh_label_1): Remove.
15430 (rtl_remove_unreachable_regions): Remove.
15431 (convert_from_eh_region_ranges): Do not remove unreachable regions.
15432 (find_exception_handler_labels): Don't build the hashtable.
15433 (maybe_remove_eh_handler): Remove.
15434 (for_each_eh_label): Rewrite to walk the tree.
15435 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
15436 * except.h (maybe_remove_eh_handler): Remove.
15437 * passes.c (init_optimization_passes): Schedule second EH cleanup
15439 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
15440 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
15442 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15444 * genoutput.c (validate_optab_operands): New.
15445 (gen_insn, gen_expand): Call it.
15447 * genflags.c (gen_insn): Detect misused iterators.
15448 (main): Pass line_no to gen_insn, exit with status 1 on error.
15450 * genextract.c (line_no): Make global.
15451 (VEC_safe_set_locstr): Change assertion to error message.
15452 (main): Exit with status 1 on error.
15454 2009-04-08 Joseph Myers <joseph@codesourcery.com>
15458 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15459 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15460 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
15461 * c-convert.c (convert): Do not call fold on results of conversion
15462 functions when the result is a C_MAYBE_CONST_EXPR.
15463 * c-parser.c (c_parser_postfix_expression): Do not fold condition
15464 of __builtin_choose_expr.
15465 * c-typeck.c (remove_c_maybe_const_expr): New.
15466 (build_unary_op, build_conditional_expr, build_compound_expr,
15467 build_binary_op, c_objc_common_truthvalue_conversion): Call
15468 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
15471 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
15473 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
15474 CODE to produce a new one. Add a prototype to use fold_convert_const
15476 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
15479 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
15480 mix declarations and code.
15482 2009-04-08 Ben Elliston <bje@au.ibm.com>
15484 * gcc.c: Replace `CC' with `GCC' throughout.
15486 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15488 * doc/invoke.texi: Document Atom support.
15490 2009-04-07 Jason Merrill <jason@redhat.com>
15493 * c-common.h, c-common.c: Add flag_pretty_templates.
15494 * c-opts.c (c_common_handle_option): Set it.
15495 * c.opt: Add -fno-pretty-templates.
15496 * doc/invoke.texi (C++ Dialect Options): Likewise.
15498 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
15500 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
15501 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
15502 (ia64_expand_builtin): Likewise.
15504 2009-04-07 Martin Jambor <mjambor@suse.cz>
15506 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
15507 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
15508 ADDR_EXPRS are include too.
15510 2009-04-07 Richard Guenther <rguenther@suse.de>
15512 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
15513 decls are only used if passes as parameters or if they are
15514 local statics and the call is not to a builtin.
15515 (call_may_clobber_ref_p_1): Likewise.
15517 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15519 * expr.c (do_store_flag): Remove last argument. Simplify code
15520 to avoid duplication of tests already done by can_compare_p.
15521 (expand_expr_real_1): Adjust caller.
15523 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15525 * optabs.c (can_compare_p): Test the predicate of a
15526 cbranch and cstore pattern.
15528 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15530 * expr.c (convert_move): Use emit_store_flag instead of
15533 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15535 * config/i386/i386.c (ix86_compare_emitted): Remove.
15536 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
15537 ix86_compare_op0 like ix86_compare_emitted used to be handled.
15538 * config/i386/i386.h (ix86_compare_emitted): Remove.
15539 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
15540 instead of ix86_compare_emitted.
15541 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
15543 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
15545 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
15546 Add t-sysroot-suffix to tmake_file.
15547 * config/print-sysroot-suffix.sh: New file.
15548 * config/t-sysroot-suffix: New file.
15550 2009-04-07 Ben Elliston <bje@au.ibm.com>
15552 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15553 as the latter produces a warning when the target does not support
15556 2009-04-07 Ben Elliston <bje@au.ibm.com>
15558 * dfp.c: Replace type punning assignments with memcpy throughout.
15559 * Makefile.in (dfp.o-warn): Remove.
15561 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15564 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15565 Include soft-fp/t-softfp after rs6000/t-linux64.
15567 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15569 * stor-layout.c (set_sizetype): Use the full precision of their
15570 machine mode for bitsize types.
15572 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15574 * config/i386/i386.md: Revert 2 accidental checkins.
15576 2009-04-06 Joey Ye <joey.ye@intel.com>
15577 Xuepeng Guo <xuepeng.guo@intel.com>
15578 H.J. Lu <hongjiu.lu@intel.com>
15580 Atom pipeline model, tuning and insn selection.
15581 * config.gcc (atom): Add atom config options and target.
15583 * config/i386/atom.md: New.
15585 * config/i386/i386.c (atom_cost): New cost.
15586 (m_ATOM): New macro flag.
15587 (initial_ix86_tune_features): Set m_ATOM.
15588 (x86_accumulate_outgoing_args): Likewise.
15589 (x86_arch_always_fancy_math_387): Likewise.
15590 (processor_target): Add Atom cost.
15591 (cpu_names): Add Atom cpu name.
15592 (override_options): Set Atom ISA.
15593 (ix86_issue_rate): New case PROCESSOR_ATOM.
15594 (ix86_adjust_cost): Likewise.
15596 * config/i386/i386.h (TARGET_ATOM): New target macro.
15597 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15598 (TARGET_OPT_AGU): New target option.
15599 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15600 (processor_type): Add PROCESSOR_ATOM.
15602 * config/i386/i386.md (cpu): Add new value "atom".
15603 (use_carry, movu): New attr.
15604 (atom.md): Include atom.md.
15605 (adddi3_carry_rex64): Set attr "use_carry".
15606 (addqi3_carry): Likewise.
15607 (addhi3_carry): Likewise.
15608 (addsi3_carry): Likewise.
15609 (*addsi3_carry_zext): Likewise.
15610 (subdi3_carry_rex64): Likewise.
15611 (subqi3_carry): Likewise.
15612 (subhi3_carry): Likewise.
15613 (subsi3_carry): Likewise.
15614 (x86_movdicc_0_m1_rex64): Likewise.
15615 (*x86_movdicc_0_m1_se): Likewise.
15616 (x86_movsicc_0_m1): Likewise.
15617 (*x86_movsicc_0_m1_se): Likewise.
15618 (*adddi_1_rex64): Emit add insn as much as possible.
15619 (*addsi_1): Likewise.
15620 (return_internal): Set atom_unit.
15621 (return_internal_long): Likewise.
15622 (return_pop_internal): Likewise.
15623 (*rcpsf2_sse): Set atom_sse_attr attr.
15624 (*qrt<mode>2_sse): Likewise.
15625 (*prefetch_sse): Likewise.
15627 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15629 (ix86_target_macros_internal): Likewise.
15631 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15632 (*prefetch_sse_rex): Likewise.
15633 (sse_rcpv4sf2): Likewise.
15634 (sse_vmrcpv4sf2): Likewise.
15635 (sse_sqrtv4sf2): Likewise.
15636 (<sse>_vmsqrt<mode>2): Likewise.
15637 (sse_ldmxcsr): Likewise.
15638 (sse_stmxcsr): Likewise.
15639 (*sse_sfence): Likewise.
15640 (sse2_clflush): Likewise.
15641 (*sse2_mfence): Likewise.
15642 (*sse2_lfence): Likewise.
15643 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15644 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15645 (avx_movdqu<avxmodesuffix>): Likewise.
15646 (avx_lddqu<avxmodesuffix>): Likewise.
15647 (sse2_movntv2di): Change attr "type" to "ssemov".
15648 (sse2_movntsi): Likewise.
15649 (rsqrtv8sf2): Change attr "type" to "sseadd".
15650 (sse3_addsubv2df3): Set attr "atom_unit".
15651 (sse3_h<plusminus_insn>v4sf3): Likewise.
15652 (*sse2_pmaddwd): Likewise.
15653 (*vec_extractv2di_1_rex64): Likewise.
15654 (*vec_extractv2di_1_avx): Likewise.
15655 (sse2_psadbw): Likewise.
15656 (ssse3_phaddwv8hi3): Likewise.
15657 (ssse3_phaddwv4hi3): Likewise.
15658 (ssse3_phadddv4si3): Likewise.
15659 (ssse3_phadddv2si3): Likewise.
15660 (ssse3_phaddswv8hi3): Likewise.
15661 (ssse3_phaddswv4hi3): Likewise.
15662 (ssse3_phsubwv8hi3): Likewise.
15663 (ssse3_phsubwv4hi3): Likewise.
15664 (ssse3_phsubdv4si3): Likewise.
15665 (ssse3_phsubdv2si3): Likewise.
15666 (ssse3_phsubswv8hi3): Likewise.
15667 (ssse3_phsubswv4hi3): Likewise.
15668 (ssse3_pmaddubsw128): Likewise.
15669 (sse3_pmaddubsw: Likewise.
15670 (ssse3_palignrti): Likewise.
15671 (ssse3_palignrdi): Likewise.
15673 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15675 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15677 2009-04-06 Richard Guenther <rguenther@suse.de>
15679 PR tree-optimization/28868
15680 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15681 of which PHI results we inserted.
15682 (insert_into_preds_of_block): Record inserted PHIs.
15683 (eliminate): Eliminate redundant PHI nodes.
15684 (init_pre): Init inserted_phi_names.
15686 2009-04-06 Richard Guenther <rguenther@suse.de>
15688 PR tree-optimization/39643
15689 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15690 IMAGPART_EXPRs of complex constants.
15691 (execute_fold_all_builtins): If we folded a call queue
15692 TODO_update_address_taken.
15694 2009-04-06 Jan Hubicka <jh@suse.cz>
15696 PR middle-end/39659
15697 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15700 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15702 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15704 (ic_invalidate_array): Likewise.
15706 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15708 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15709 alignment for library calls.
15711 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15713 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15714 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15715 * config/i386/mingw-stdint.h: New file.
15717 2009-04-05 Richard Guenther <rguenther@suse.de>
15719 PR tree-optimization/39648
15720 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15721 our &A vs. &A[0] IL deficiencies.
15723 2009-04-04 Jan Hubicka <jh@suse.cz>
15725 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15726 removed toplevel regions.
15727 (sjlj_mark_call_sites): Likewise.
15729 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15731 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15732 (cygwin tm clause use_gcc_stdint): Set to wrap.
15733 * config/i386/cygwin-stdint.h: New file.
15735 2009-04-04 Richard Guenther <rguenther@suse.de>
15737 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15738 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15739 single-argument PHIs if we are in loop-closed SSA form.
15740 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15741 for the pre-condition.
15742 (slpeel_tree_peel_loop_to_edge): Likewise.
15743 (vect_build_loop_niters): Take an optional sequence to append stmts.
15744 (vect_generate_tmps_on_preheader): Likewise.
15745 (vect_do_peeling_for_loop_bound): Take extra guards for the
15747 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15748 the cost model check.
15749 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15750 guards if we are going to peel. Do not apply versioning in that case.
15751 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15752 (vect_do_peeling_for_loop_bound): Likewise.
15753 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15754 loop bound only record extra pre-conditions, do not apply loop
15757 2009-04-04 Richard Guenther <rguenther@suse.de>
15759 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15762 2009-04-04 Jan Hubicka <jh@suse.cz>
15764 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15765 last_basic_block for size of bb->index indexed array.
15766 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15767 compute_out, link_btr_uses, build_btr_def_use_webs,
15768 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15770 2009-04-04 Jan Hubicka <jh@suse.cz>
15772 * except.c (remove_eh_handler_and_replace): Break out from ...
15773 (remove_eh_handler): ... here.
15774 (bring_to_root): New function.
15775 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15776 handled ones, bring others to root of tree.
15778 2009-04-04 Jan Hubicka <jh@suse.cz>
15780 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15781 (all_phis_safe_to_merge): New function.
15782 (update_info): New structure.
15783 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15784 (cleanup_empty_eh): Update SSA if possible.
15786 2009-04-04 Richard Guenther <rguenther@suse.de>
15788 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15789 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15790 (append_vuse): Likewise.
15792 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15794 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15795 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15796 instead of REG_UNSAVED for DW_CFA_undefined.
15797 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15798 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15801 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15804 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15805 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15806 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15808 2009-04-04 Richard Guenther <rguenther@suse.de>
15810 PR tree-optimization/8781
15811 PR tree-optimization/37892
15812 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15813 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15814 (valueize_refs): Call it for *& valueizations.
15815 (shared_reference_ops_from_ref): Rename to ...
15816 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15817 (shared_reference_ops_from_call): Rename to ...
15818 (valueize_shared_reference_ops_from_call): ... this and valueize.
15819 (vn_reference_lookup): Update.
15820 (visit_reference_op_call): Likewise.
15821 * tree-ssa-pre.c (phi_translate_1): Fold *&.
15822 (eliminate): Value-replace the call address in call statements.
15824 2009-04-04 Richard Guenther <rguenther@suse.de>
15826 PR tree-optimization/39636
15827 * tree-ssa-forwprop.c
15828 (forward_propagate_addr_into_variable_array_index): Check for
15829 GIMPLE_ASSIGN before accessing the rhs code.
15831 2009-04-03 Jason Merrill <jason@redhat.com>
15833 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
15835 2009-04-03 Steve Ellcey <sje@cup.hp.com>
15837 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
15838 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
15839 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
15840 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
15841 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
15842 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
15843 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
15844 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
15845 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
15846 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
15847 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
15848 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
15849 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
15850 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
15851 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
15852 Use fr_reg_or_fp01_operand instead of fr_register_operand
15854 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
15855 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
15856 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
15858 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
15860 PR rtl-optimization/39607
15861 PR rtl-optimization/39631
15865 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15866 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15867 instead of DF_LR_OUT.
15868 * ira-lives.c (process_bb_node_lives): Ditto.
15869 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15870 instead of DF_LR_{OUT,IN}.
15871 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15872 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15874 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
15876 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
15877 (execute_lower_omp): Always run but take the short way out if -fopenmp
15879 (gate_lower_omp): Remove, forcing the pass manager to always run the
15880 pass and always set PROP_gimple_lomp.
15881 (pass_lower_omp): Remove gate function.
15882 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
15883 PROP_trees. Instead, require it.
15884 * ipa-cp.c (pass_ipa_cp): Likewise.
15885 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
15886 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
15887 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
15888 and PROP_gimple_leh.
15890 2009-04-03 Richard Guenther <rguenther@suse.de>
15892 PR middle-end/13146
15893 PR tree-optimization/23940
15894 PR tree-optimization/33237
15895 PR middle-end/33974
15896 PR middle-end/34093
15897 PR tree-optimization/36201
15898 PR tree-optimization/36230
15899 PR tree-optimization/38049
15900 PR tree-optimization/38207
15901 PR tree-optimization/38230
15902 PR tree-optimization/38301
15903 PR tree-optimization/38585
15904 PR middle-end/38895
15905 PR tree-optimization/38985
15906 PR tree-optimization/39299
15907 * tree-ssa-structalias.h: Remove.
15908 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
15909 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
15910 (struct vuse_element_d): Remove.
15911 (struct vuse_vec_d): Likewise.
15912 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
15913 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
15914 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
15915 VUSE_ELEMENT_VAR): Likewise.
15916 (struct voptype_d): Likewise.
15917 (NUM_VOP_FREE_BUCKETS): Likewise.
15918 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
15919 (struct stmt_operands_d): Remove.
15920 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
15921 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
15922 VDEF_NUM, VDEF_VECT): Likewise.
15923 (copy_virtual_operands): Remove.
15924 (operand_build_cmp): Likewise.
15925 (create_ssa_artificial_load_stmt): Likewise.
15926 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
15927 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
15928 vuse_index and mayuse_index members. Pack and move done and iter_type
15929 members to the front.
15930 (SSA_OP_VMAYUSE): Remove.
15931 (SSA_OP_VIRTUAL_USES): Adjust.
15932 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
15933 (unlink_stmt_vdef): Declare.
15934 (add_to_addressable_set): Remove.
15935 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
15936 (vrp_visit_stmt): Likewise.
15937 * doc/tree-ssa.texi (Alias analysis): Update.
15938 * doc/invoke.texi (max-aliased-vops): Remove docs.
15939 (avg-aliased-vops): Likewise.
15940 * tree-into-ssa.c (syms_to_rename): Remove.
15941 (need_to_update_vops_p): Likewise.
15942 (need_to_initialize_update_ssa_p): Rename to ...
15943 (update_ssa_initialized_fn): ... this. Track function we are
15945 (symbol_marked_for_renaming): Simplify.
15946 (add_new_name_mapping): Do not set need_to_update_vops_p.
15947 (dump_currdefs): Use SYMS_TO_RENAME.
15948 (rewrite_update_stmt): Always walk all uses/defs.
15949 (dump_update_ssa): Adjust.
15950 (init_update_ssa): Take function argument. Track what we are
15952 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
15953 (create_new_def_for): Initialize for cfun, assert we are initialized
15955 (mark_sym_for_renaming): Simplify.
15956 (mark_set_for_renaming): Do not initialize update-ssa.
15957 (need_ssa_update_p): Simplify. Take function argument.
15958 (name_mappings_registered_p): Assert we ask for the correct function.
15959 (name_registered_for_update_p): Likewise.
15960 (ssa_names_to_replace): Likewise.
15961 (release_ssa_name_after_update_ssa): Likewise.
15962 (update_ssa): Likewise. Use SYMS_TO_RENAME.
15963 (dump_decl_set): Do not print a newline.
15964 (debug_decl_set): Do it here.
15965 (dump_update_ssa): And here.
15966 * tree-ssa-loop-im.c (move_computations): Adjust.
15967 (movement_possibility): Likewise.
15968 (determine_max_movement): Likewise.
15969 (gather_mem_refs_stmt): Likewise.
15970 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
15971 or NAME_MEMORY_TAG.
15972 * tree-complex.c (update_all_vops): Remove.
15973 (expand_complex_move): Adjust.
15974 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
15975 Simplify test for memory referencing statement. Exclude
15976 non-invariant ADDR_EXPRs.
15977 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
15978 * tree-loop-distribution.c (generate_memset_zero): Adjust.
15979 (rdg_flag_uses): Likewise.
15980 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
15982 (tree_optimize_tail_calls_1): Also split the
15983 edge from the entry block if we have degenerate PHI nodes in
15984 the first basic block.
15985 * tree.c (init_ttree): Remove memory-tag related code.
15986 (tree_code_size): Likewise.
15987 (tree_node_structure): Likewise.
15988 (build7_stat): Re-write to be build6_stat.
15989 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
15990 (SSA_VAR_P): Adjust.
15991 (struct tree_memory_tag): Remove.
15992 (struct tree_memory_partition_tag): Likewise.
15993 (union tree_node): Adjust.
15994 (build7): Re-write to be build6.
15995 * tree-pass.h (pass_reset_cc_flags): Remove.
15996 (TODO_update_address_taken): New flag.
15997 (pass_simple_dse): Remove.
15998 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
15999 * params.h (MAX_ALIASED_VOPS): Remove.
16000 (AVG_ALIASED_VOPS): Likewise.
16001 * omp-low.c (expand_omp_taskreg): Update SSA form.
16002 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
16003 aliases the lhs in a copy stmt.
16004 * tree-ssa-dse.c (struct address_walk_data): Remove.
16005 (memory_ssa_name_same): Likewise.
16006 (memory_address_same): Likewise.
16007 (get_kill_of_stmt_lhs): Likewise.
16008 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
16009 unused stores. Look through PHI nodes into post-dominated regions.
16010 (dse_optimize_stmt): Simplify. Properly remove stores.
16011 (tree_ssa_dse): Compute dominators.
16012 (execute_simple_dse): Remove.
16013 (pass_simple_dse): Likewise.
16014 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
16015 gimple_loaded_syms and gimple_stored_syms computation.
16016 * toplev.c (dump_memory_report): Dump alias and pta stats.
16017 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
16018 (vn_reference_eq): Likewise.
16019 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
16020 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
16021 valueize_vuses): Remove.
16022 (get_def_ref_stmt_vuses): Simplify. Rename to ...
16023 (get_def_ref_stmt_vuse): ... this.
16024 (vn_reference_lookup_2): New function.
16025 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
16026 walking equivalent vuses. Simplify.
16027 (vn_reference_lookup): Likewise.
16028 (vn_reference_insert): Likewise.
16029 (vn_reference_insert_pieces): Likewise.
16030 (visit_reference_op_call): Simplify.
16031 (visit_reference_op_load): Likewise.
16032 (visit_reference_op_store): Likewise.
16033 (init_scc_vn): Remove shared_lookup_vuses initialization.
16034 (free_scc_vn): Remove shared_lookup_vuses freeing.
16035 (sort_vuses, sort_vuses_heap): Remove.
16036 (get_ref_from_reference_ops): Export.
16037 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
16038 vector with single vuse pointer.
16039 (vn_reference_lookup_pieces, vn_reference_lookup,
16040 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
16041 (shared_vuses_from_stmt): Remove.
16042 (get_ref_from_reference_ops): Declare.
16043 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
16044 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16045 memory-tag related code.
16046 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
16047 (likely_value): Add comment, skip static-chain of call statements.
16048 (surely_varying_stmt_p): Adjust.
16049 (gimplify_and_update_call_from_tree): Likewise.
16050 (execute_fold_all_builtins): Do not rebuild alias info.
16051 (gimplify_and_update_call_from_tree): Properly update VOPs.
16052 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
16053 (copy_ref_info): Remove memory-tag related code.
16054 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
16055 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
16056 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
16058 * tree-ssa-dom.c (gimple_p): Remove typedef.
16059 (eliminate_redundant_computations): Adjust.
16060 (record_equivalences_from_stmt): Likewise.
16061 (avail_expr_hash): Likewise.
16062 (avail_expr_eq): Likewise.
16063 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
16064 (stmt_makes_single_load): Likewise.
16065 (stmt_makes_single_store): Likewise.
16066 * tree-ssa-alias.c: Rewrite completely.
16067 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
16068 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
16069 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
16070 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
16071 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
16072 Remove public functions.
16073 (pass_reset_cc_flags): Remove.
16074 (pass_build_alias): Move ...
16075 * tree-ssa-structalias.c (pass_build_alias): ... here.
16076 * tree-ssa-alias.c (may_be_aliased): Move ...
16077 * tree-flow-inline.h (may_be_aliased): ... here.
16078 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
16079 count_uses_and_derefs): Move ...
16080 * gimple.c: ... here.
16081 * gimple.h (count_uses_and_derefs): Declare.
16082 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
16083 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
16084 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
16085 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
16086 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
16087 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
16088 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
16090 * tree-dfa.c (refs_may_alias_p): Move ...
16091 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
16092 * tree-ssa-alias.h: New file.
16093 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
16094 (statement_sink_location): Likewise.
16095 * opts.c (decode_options): Do not adjust max-aliased-vops or
16096 avg-aliased-vops values.
16097 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
16098 (TV_CALL_CLOBBER): Likewise.
16099 (TV_FLOW_SENSITIVE): Likewise.
16100 (TV_FLOW_INSENSITIVE): Likewise.
16101 (TV_MEMORY_PARTITIONING): Likewise.
16102 (TV_ALIAS_STMT_WALK): New timevar.
16103 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
16104 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
16105 (get_address_description): Remove memory-tag related code.
16106 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
16107 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
16108 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
16109 and immediate uses in statements. Document.
16110 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
16111 (dump_symbols): Remove.
16112 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
16113 * alias.c (get_deref_alias_set): New function split out from ...
16114 (get_alias_set): ... here.
16115 * alias.h (get_deref_alias_set): Declare.
16116 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
16117 type parameter. Remove restrict pointer handling. Create a
16118 ref-all pointer in case type-based alias sets do not conflict.
16119 (vect_analyze_data_refs): Remove SMT related code.
16120 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
16121 (vectorizable_load): Likewise.
16122 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
16123 (DR_SYMBOL_TAG, DR_VOPS): Remove.
16124 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
16125 Ignore vops and SMTs.
16126 (dr_analyze_alias): Likewise..
16127 (free_data_ref): Likewise.
16128 (create_data_ref): Likewise.
16129 (analyze_all_data_dependences): Likewise.
16130 (get_references_in_stmt): Adjust.
16131 * tree-flow-inline.h (gimple_aliases_computed_p,
16132 gimple_addressable_vars, gimple_call_clobbered_vars,
16133 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
16134 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
16135 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
16136 gimple_mem_ref_stats): Remove.
16137 (gimple_vop): New function.
16138 (op_iter_next_use): Remove vuses and mayuses cases.
16139 (op_iter_next_def): Remove vdefs case.
16140 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
16141 (clear_and_done_ssa_iter): Do not set removed fields.
16142 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
16143 Assert we are not iterating over vuses or vdefs if not also
16144 iterating over uses or defs.
16145 (op_iter_init_use): Likewise.
16146 (op_iter_init_def): Likewise.
16147 (op_iter_next_vdef): Remove.
16148 (op_iter_next_mustdef): Likewise.
16149 (op_iter_init_vdef): Likewise.
16150 (compare_ssa_operands_equal): Likewise.
16151 (link_use_stmts_after): Handle vuse operand.
16152 (is_call_used): Use is_call_clobbered.
16153 (is_call_clobbered): Global variables are always call clobbered,
16154 query the call-clobbers bitmap.
16155 (mark_call_clobbered): Ignore global variables.
16156 (clear_call_clobbered): Likewise.
16157 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
16158 virtual operands sanity check.
16159 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
16161 (TARGET_MEM_REF): Remove TMR_TAG operand.
16162 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
16163 Remove call-clobber related code.
16164 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
16165 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
16166 partitions or escape reason.
16167 (get_single_def_stmt, get_single_def_stmt_from_phi,
16168 get_single_def_stmt_with_phi): Remove.
16169 (dump_referenced_vars): Tidy.
16170 (get_ref_base_and_extent): Allow bare decls.
16171 (collect_dfa_stats): Adjust.
16172 * graphite.c (rename_variables_in_stmt): Adjust.
16173 (graphite_copy_stmts_from_block): Likewise.
16174 (translate_clast): Likewise.
16175 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
16177 (translate_vuse_through_block): Use the oracle.
16178 (phi_translate_1): Adjust.
16179 (value_dies_in_block_x): Use the oracle. Cache the outcome
16181 (valid_in_sets): Check if the VUSE for
16182 a REFERENCE is available.
16183 (eliminate): Do not remove stmts during elimination,
16184 instead queue and remove them afterwards.
16185 (do_pre): Do not rebuild alias info.
16186 (pass_pre): Run TODO_rebuild_alias before PRE.
16187 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
16188 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
16189 (mark_all_v_defs_stmt): Remove.
16190 (mark_all_v_defs_seq): Adjust.
16191 (sra_replace): Likewise.
16192 (scalarize_use): Likewise.
16193 (scalarize_copy): Likewise.
16194 (scalarize_init): Likewise.
16195 (scalarize_ldst): Likewise.
16196 (todoflags): Remove.
16197 (tree_sra): Do not rebuild alias info.
16198 (tree_sra_early): Adjust.
16199 (pass_sra): Run TODO_update_address_taken before SRA.
16200 * tree-predcom.c (set_alias_info): Remove.
16201 (prepare_initializers_chain): Do not call it.
16202 (mark_virtual_ops_for_renaming): Adjust.
16203 (mark_virtual_ops_for_renaming_list): Remove.
16204 (initialize_root_vars): Adjust.
16205 (initialize_root_vars_lm): Likewise.
16206 (prepare_initializers_chain): Likewise.
16207 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
16208 (may_propagate_copy_into_stmt): Likewise.
16209 (merge_alias_info): Do nothing for now.
16210 (propagate_tree_value_into_stmt): Adjust.
16211 (stmt_may_generate_copy): Likewise.
16212 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
16213 not mark symbols for renaming.
16214 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
16215 with the same statement, make sure to update the new pointed-to one.
16216 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
16217 call statements, do not mark symbols for renaming.
16218 (mark_operand_necessary): Dump something.
16219 (ref_may_be_aliased): New function.
16220 (mark_aliased_reaching_defs_necessary_1): New helper function.
16221 (mark_aliased_reaching_defs_necessary): Likewise.
16222 (mark_all_reaching_defs_necessary_1): Likewise.
16223 (mark_all_reaching_defs_necessary): Likewise.
16224 (propagate_necessity): Do not process virtual PHIs. For
16225 non-aliased loads mark all reaching definitions as necessary.
16226 For aliased loads and stores mark the immediate dominating
16227 aliased clobbers as necessary.
16228 (visited): New global static.
16229 (perform_tree_ssa_dce): Free visited bitmap after propagating
16231 (remove_dead_phis): Perform simple dead virtual PHI removal.
16232 (remove_dead_stmt): Properly unlink virtual operands when
16234 (eliminate_unnecessary_stmts): Schedule PHI removal after
16236 * tree-ssa-ter.c (is_replaceable_p): Adjust.
16237 (process_replaceable): Likewise.
16238 (find_replaceable_in_bb): Likewise.
16239 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
16240 based on the single gimple vop.
16241 (verify_flow_insensitive_alias_info): Remove.
16242 (verify_flow_sensitive_alias_info): Likewise.
16243 (verify_call_clobbering): Likewise.
16244 (verify_memory_partitions): Likewise.
16245 (verify_alias_info): Likewise.
16246 (verify_ssa): Adjust..
16247 (execute_update_addresses_taken): Export. Update SSA
16248 manually. Optimize only when optimizing. Use a local bitmap.
16249 (pass_update_address_taken): Remove TODO_update_ssa, add
16251 (pass_update_address_taken): Just use TODO_update_address_taken.
16252 (init_tree_ssa): Do not initialize addressable_vars.
16253 (verify_ssa): Verify new VUSE / VDEF properties.
16254 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
16255 Do not call verify_alias_info.
16256 (delete_tree_ssa): Clear the VUSE, VDEF operands.
16257 Do not free the loaded and stored syms bitmaps. Reset the escaped
16258 and callused solutions. Do not free addressable_vars.
16259 Remove memory-tag related code.
16260 (warn_uninitialized_var): Aliases are always available.
16261 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
16262 * lambda-code.c (can_put_in_inner_loop): Adjust.
16263 (can_put_after_inner_loop): Likewise.
16264 (perfect_nestify): Likewise.
16265 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
16266 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
16267 (vectorizable_conversion): Do not mark symbols for renaming.
16268 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
16269 (expand_call_inline): Unlink the calls virtual operands before
16271 (tree_function_versioning): Do not call update_ssa if we are not
16272 updating clones. Simplify.
16273 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
16274 (propagate_with_phi): Likewise..
16275 * tree-outof-ssa.c (create_temp): Remove memory tag and call
16276 clobber code. Assert we are not aliased or global.
16277 * tree-flow.h: Include tree-ssa-alias.h
16278 (enum escape_type): Remove.
16279 (struct mem_sym_stats_d): Likewise.
16280 (struct mem_ref_stats_d): Likewise.
16281 (struct gimple_df): Add vop member. Remove global_var,
16282 call_clobbered_vars, call_used_vars, addressable_vars,
16283 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
16284 escaped and callused members.
16285 (struct ptr_info_def): Remove all members, add points-to solution
16287 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
16288 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
16289 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
16290 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
16291 (tree-ssa-alias.o): Likewise.
16292 (toplev.o): Add tree-ssa-alias.h
16293 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
16294 * gimple.c (gimple_set_bb): Fix off-by-one error.
16295 (is_gimple_reg): Do not handle memory tags.
16296 (gimple_copy): Also copy virtual operands.
16297 Delay updating the statement. Do not reset loaded and stored syms.
16298 (gimple_set_stored_syms): Remove.
16299 (gimple_set_loaded_syms): Likewise.
16300 (gimple_call_copy_skip_args): Copy the virtual operands
16301 and mark the new statement modified.
16302 * tree-ssa-structalias.c (may_alias_p): Remove.
16303 (set_uids_in_ptset): Take the alias set to prune with as
16304 parameter. Fold in the alias test of may_alias_p.
16305 (compute_points_to_sets): Compute whether a ptr is dereferenced
16306 in a local sbitmap.
16307 (process_constraint): Deal with &ANYTHING on the lhs, reject all
16308 other ADDRESSOF constraints on the lhs.
16309 (get_constraint_for_component_ref): Assert that we don't get
16310 ADDRESSOF constraints from the base of the reference.
16311 Properly generate UNKNOWN_OFFSET for DEREF if needed.
16312 (struct variable_info): Remove collapsed_to member.
16313 (get_varinfo_fc): Remove.
16314 (new_var_info): Do not set collapsed_to.
16315 (dump_constraint): Do not follow cycles.
16316 (dump_constraint_graph): Likewise.
16317 (build_pred_graph): Likewise.
16318 (build_succ_graph): Likewise.
16319 (rewrite_constraints): Likewise.
16320 (do_simple_structure_copy): Remove.
16321 (do_rhs_deref_structure_copy): Remove.
16322 (do_lhs_deref_structure_copy): Remove.
16323 (collapse_rest_of_var): Remove.
16324 (do_structure_copy): Re-implement.
16325 (pta_stats): New global variable.
16326 (dump_pta_stats): New function.
16327 (struct constraint_expr): Make offset signed.
16328 (UNKNOWN_OFFSET): Define special value.
16329 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
16330 (solution_set_expand): New helper function split out from ...
16331 (do_sd_constraint): ... here.
16332 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
16333 (do_ds_constraint): Likewise.
16334 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
16335 and CALLUSED = *CALLUSED.
16336 (set_union_with_increment): Make inc argument signed.
16337 (type_safe): Remove.
16338 (get_constraint_for_ptr_offset): Handle unknown and negative
16340 (first_vi_for_offset): Handle offsets before start. Bail
16341 out early for offsets beyond the variable extent.
16342 (first_or_preceding_vi_for_offset): New function.
16343 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
16344 Together with ESCAPED = *ESCAPED this properly computes reachability.
16345 (find_what_var_points_to): New function.
16346 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
16347 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
16348 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
16349 pt_solutions_intersect): New functions.
16350 (compute_call_used_vars): Remove.
16351 (compute_may_aliases): New main entry into PTA computation.
16352 * gimple.h (gimple_p): New typedef.
16353 (struct gimple_statement_base): Remove references_memory_p.
16354 (struct gimple_statement_with_memory_ops_base): Remove
16355 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
16357 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
16358 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
16359 gimple_set_references_memory): Remove.
16360 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
16361 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
16363 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
16364 (verify_expr): Allow RESULT_DECL.
16365 (gimple_duplicate_bb): Do not copy virtual operands.
16366 (gimple_duplicate_sese_region): Adjust.
16367 (gimple_duplicate_sese_tail): Likewise.
16368 (mark_virtual_ops_in_region): Remove.
16369 (move_sese_region_to_fn): Do not call it.
16370 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
16371 and pass_simple_dse.
16372 (execute_function_todo): Handle TODO_update_address_taken,
16373 call execute_update_addresses_taken for TODO_rebuild_alias.
16374 (execute_todo): Adjust.
16375 (execute_one_pass): Init dump files early.
16376 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
16378 (create_general_new_stmt): Clear vops.
16379 * tree-ssa-reassoc.c (get_rank): Adjust.
16380 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
16381 symbols for renaming.
16382 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
16383 (PARAM_AVG_ALIASED_VOPS): Likewise.
16384 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
16385 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
16386 * tree-ssa-operands.c: Simplify for new virtual operand representation.
16387 (operand_build_cmp, copy_virtual_operands,
16388 create_ssa_artificial_load_stmt, add_to_addressable_set,
16389 gimple_add_to_addresses_taken): Remove public functions.
16390 (unlink_stmt_vdef): New function.
16392 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16394 * config.gcc (powerpc-*-linux*): Merge variants.
16396 2009-04-02 Chao-ying Fu <fu@mips.com>
16397 James Grosbach <james.grosbach@microchip.com>
16399 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
16400 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
16402 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
16403 keep_interrupts_masked_p, use_debug_exception_return_p.
16404 (mips_attribute_table): Add interrupt, use_shadow_register_set,
16405 keep_interrupts_masked, use_debug_exception_return.
16406 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
16407 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
16409 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
16410 (mips_print_operand): Process COP0 registers to print $0 .. $31
16411 correctly for GAS to process.
16412 (mips_interrupt_extra_call_saved_reg_p): New function.
16413 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
16415 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
16416 (mips_compute_frame_info): Add supports for interrupt context that
16417 includes doubleword accumulators and COP0 registers.
16418 (mips_for_each_saved_acc): New function.
16419 (mips_for_each_saved_gpr_and_fpr): Change the function name from
16420 mips_for_each_saved_reg.
16421 (mips_save_reg): Save accumulators.
16422 (mips_kernel_reg_p): A new for_each_rtx callback.
16423 (mips_expand_prologue): Support interrupt handlers.
16424 (mips_restore_reg): Restore accumulators.
16425 (mips_expand_epilogue): Support interrupt handlers.
16426 (mips_can_use_return_insn): Return false for interrupt handlers.
16427 (mips_epilogue_uses): New function.
16428 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
16429 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
16430 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
16431 cop0_move): New instructions.
16432 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
16433 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
16435 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
16437 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
16438 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
16439 interrupt handlers, we use K0 as the temporary register.
16440 (EPILOGUE_USES): Change to a function call.
16441 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
16442 handlers, we use K0 as the temporary register.
16444 * doc/extend.texi (Function Attributes): Document interrupt,
16445 use_shadow_register_set, keep_interrupts_masked,
16446 use_debug_exception_return for MIPS attributes.
16448 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16450 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
16451 Remove a number of t-files from tmake_file.
16452 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
16453 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
16454 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
16455 target_prototype, not TARGET_PROTOTYPE.
16456 (LINK_OS_GNU_SPEC): Define.
16457 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
16458 and darwin-ldoubdle.c.
16460 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16463 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
16464 (cpp_options): Ditto.
16465 (default_compilers): Ditto.
16466 (display_help): Ditto.
16467 (process_command): Ditto.
16468 (do_spec_1): Ditto.
16469 (set_input): Use lbasename instead of duplicate code.
16470 (save_temps_prefix): New static for -save-temps=obj.
16471 (save_temps_length): Ditto.
16473 * doc/invoke.texi (-save-temps=obj): Document new variant to
16474 -save-temps switch.
16476 2009-04-02 Jeff Law <law@redhat.com>
16478 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
16481 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16483 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16484 * configure: Regenerated.
16486 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16488 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16489 share the argument list.
16491 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16495 2009-02-12 Diego Novillo <dnovillo@google.com>
16497 * varpool.c (debug_varpool): New.
16498 * cgraph.h (debug_varpool): Declare.
16500 2009-04-02 Jan Hubicka <jh@suse.cz>
16502 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16505 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16507 * config/i386/i386.c (ix86_abi): Move initialization to ...
16508 (override_options): Here.
16510 2009-04-02 Christian Bruel <christian.bruel@st.com>
16512 * config/sh/sh.c (sh_dwarf_register_span): New function.
16513 (TARGET_DWARF_REGISTER_SPAN): Define.
16514 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
16516 2009-04-02 Ira Rosen <irar@il.ibm.com>
16518 PR tree-optimization/39595
16519 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
16520 interleaved loads group is not greater than the SLP group size.
16522 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16524 * builtins.c (is_builtin_name): New.
16525 (called_as_built_in): Use is_builtin_name.
16526 * tree.h (is_builtin_name): New.
16527 * varasm.c (incorporeal_function_p): Use is_builtin_name
16529 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16531 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16533 2009-04-02 Dodji Seketeli <dodji@redhat.com>
16536 * c-decl.c (clone_underlying_type): Move this ...
16537 * c-common.c (set_underlying_type): ... here.
16538 Also, make sure the function properly sets TYPE_STUB_DECL() on
16539 the newly created typedef variant type.
16540 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
16541 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
16544 2009-04-02 Richard Guenther <rguenther@suse.de>
16546 PR tree-optimization/37221
16547 * tree-flow.h (degenerate_phi_result): Declare.
16548 * tree-ssa-dom.c (degenerate_phi_result): Export.
16549 * tree-scalar-evolution.c (analyze_initial_condition): If
16550 the initial condition is defined by a degenerate PHI node
16551 use the degenerate value.
16553 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16555 PR rtl-optimization/39588
16556 * combine.c (merge_outer_ops): Do not set the constant when this
16558 (simplify_shift_const_1): Do not modify it either in this case.
16560 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
16562 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
16563 tuning is deprecated if -mtune value is set to an Itanium1 variant.
16565 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16568 * c-lex.c (interpret_float): Default (no suffix) is double.
16570 2009-04-1 Xinliang David Li <davidxl@google.com>
16572 * config/i386/i386.c (legitimate_constant_p): Recognize
16573 all one vector constant.
16575 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16577 * config/vax/vax.c: Add #includes to silence warnings.
16578 Change #include order to silence two warnings.
16580 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16582 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16583 (ASM_SPEC): Pass -k to the assembler for PIC code.
16585 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16587 * config.gcc: Add vax-*-linux* to the switch.
16588 * config/vax/linux.h: New file. (TARGET_VERSION,
16589 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16591 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16593 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16594 Use predicate macros instead of GET_CODE() == foo.
16595 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16596 ashlsi3, rotrsi3, <unnamed>): Likewise.
16598 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16600 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16601 jbbccihi, jbbccisi): Remova trailing whitespace.
16602 * config/vax/constraints.md: Likewise.
16603 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16604 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16605 * config/vax/predicates.md: Likewise.
16606 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16607 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16608 * config/vax/vax.h: Likewise.
16609 * config/vax/vax.md (nonlocal_goto): Likewise.
16611 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16613 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16614 (indirectable_address_p, adjacent_operands_p): Add spaces around
16616 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16618 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16620 * config/vax/vax.c (legitimate_constant_address_p,
16621 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16622 index_term_p, reg_plus_index_p, legitimate_address_p,
16623 vax_mode_dependent_address_p): Update comments to match functions
16624 modified by the recent int->bool conversion.
16626 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16628 * config/vax/builtins.md: Update copyright message.
16629 * config/vax/constraints.md: Likewise.
16630 * config/vax/netbsd-elf.h: Likewise.
16631 * config/vax/predicates.md: Likewise.
16632 * config/vax/vax-protos.h: Likewise.
16633 * config/vax/vax.c: Likewise.
16634 * config/vax/vax.h: Likewise.
16635 * config/vax/vax.md: Likewise.
16636 * config/vax/vax.opt: Likewise.
16638 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16640 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16641 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16642 * config/vax/constraints.md (B, R): Likewise.
16643 * config/vax/predicates.md (external_memory_operand,
16644 nonimmediate_addsub_di_operand): Likewise.
16645 * config/vax/vax.c (vax_output_int_add): Likewise.
16646 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16647 untyped_call): Likewise.
16649 2009-04-01 Matt Thomas <matt@3am-software.com>
16651 * config/vax/predicates.md: New file.
16652 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16653 external_const_operand, nonsymbolic_operand, external_memory_operand,
16654 indirect_memory_operand, indexed_memory_operand,
16655 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16656 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16658 * config/vax/constraints.md: New file.
16659 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16661 * config/vax/builtins.md: New file.
16662 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16663 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16665 * config/vax/vax.opt (mqmath): Add option.
16666 * config/vax/vax.md (isfx): Extend with DI.
16667 (VAXintQH, VAXintQHSD): Define.
16668 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16669 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16670 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16671 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16672 (movdi): Update constraints and use vax_output_int_move().
16673 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16674 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16675 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16676 nonlocal_goto): New.
16677 (mov<mode>): Extend accepted operand types.
16678 (subdi3_old): Rename from subdi3, change update constraints and use
16679 a new implementation.
16680 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16681 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16682 MOVE_RATIO, CLEAR_RATIO): Define.
16683 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16684 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16685 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16686 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16687 (split_quadword_operands): Make static and really allow variable
16689 (print_operand_address): Update for PIC generation.
16690 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16691 indexable_address_p, fixup_mathdi_operand,
16692 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16693 (vax_float_literal, legitimate_constant_p,
16694 indirectable_constant_address_p, index_term_p,
16695 reg_plus_index_p): Return bool instead of int.
16696 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16698 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16700 (vax_output_conditional_branch): Indent.
16701 (legitimate_constant_address_p, indirectable_constant_address_p,
16702 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16703 vax_mode_dependent_address_p): Return bool instead of int, update for
16705 * config/vax/vax-protos.h (legitimate_constant_address_p,
16706 legitimate_constant_p, legitimate_address_p,
16707 vax_mode_dependent_address_p): Change declaration to bool.
16708 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16709 vax_expand_addsub_di_operands, vax_output_int_subtract,
16710 vax_output_movmemsi): Declare.
16711 (split_quadword_operands, vax_float_literal): Delete declaration.
16712 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16713 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16714 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16715 ASM_OUTPUT_DWARF_PCREL): Define.
16716 (ASM_SPEC): Change definition to allow PIC generation.
16718 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16720 * doc/sourcebuild.texi: Update front-end requirements.
16722 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16725 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16726 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16727 (booldi3_internal3): Use boolean_or_operator instead of
16730 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16733 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16734 declarator whose size is not an integer constant expression but
16735 folds to an integer constant, then treat it as a constant
16738 2009-04-01 Richard Guenther <rguenther@suse.de>
16740 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16741 i * 4 + 2 to (i * 2 + 1) * 2.
16743 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16746 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16747 return if c_parser_asm_string_literal returned NULL.
16749 2009-04-01 Nick Clifton <nickc@redhat.com>
16751 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16753 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16754 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16755 other typedefs to avoid conflicts with libgcc2.c. Define labels
16756 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16758 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16759 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16762 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16764 * varasm.c (default_function_rodata_section): Declare DOT as
16767 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16768 Andrey Galkin <agalkin@hypercom.com>
16771 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16772 Make object_name unique for each process.
16774 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16777 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16778 addressable variables in the parallel that could go out of scope while
16779 running queued tasks.
16781 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16783 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16784 (CASE_VALUES_THRESHOLD): Redefine.
16785 * config/avr/avr.c (avr_override_options): Remove initialization of
16786 avr_case_values_threshold variable.
16787 (avr_case_values_threshold): Remove variable. Add new function.
16788 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16789 * config/avr/avr.opt (mno-tablejump): Remove option.
16790 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16792 2009-04-01 DJ Delorie <dj@redhat.com>
16794 * varasm.c (default_function_rodata_section): Don't assume
16795 anything about where the first '.' in the section name is.
16797 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16799 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16800 rs6000_emit_stack_tie.
16802 2009-03-31 Ian Lance Taylor <iant@google.com>
16804 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16805 gimple_code with GIMPLE_RESX, not RESX.
16807 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16809 * c-common.c (c_get_ident): New.
16810 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16812 2009-04-01 Ben Elliston <bje@au.ibm.com>
16814 * config/rs6000/sysv4.opt (msdata): Improve option description.
16816 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16818 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16819 (divdf3_internal_lat): Remove.
16820 (divxf3_internal_lat): Remove.
16821 (divxf3_internal_thr): Remove.
16822 (divxf): Use divxf3_internal.
16823 * config/ia64/div.md (divsf3_internal_lat): New.
16824 (divdf3_internal_lat): New.
16825 (divxf3_internal): New.
16827 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16830 * Makefile.in (USE_GCC_STDINT): Define.
16831 (stmp-int-hdrs): Install stdint.h if applicable.
16832 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
16834 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
16835 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
16836 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16837 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16838 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16839 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16840 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16841 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16842 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16843 (c_common_nodes_and_builtins): Initialize
16844 underlying_wchar_type_node. Do not initialize
16845 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
16846 nodes for new types.
16847 (c_stddef_cpp_builtins): Define macros for new types.
16848 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
16850 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
16851 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
16852 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
16853 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
16854 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
16855 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
16856 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
16857 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
16858 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
16859 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
16860 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
16861 int16_type_node, int32_type_node, int64_type_node,
16862 uint8_type_node, uint16_type_node, c_uint32_type_node,
16863 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
16864 int_least32_type_node, int_least64_type_node,
16865 uint_least8_type_node, uint_least16_type_node,
16866 uint_least32_type_node, uint_least64_type_node,
16867 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
16868 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
16869 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
16870 uintptr_type_node): Define.
16871 * c-cppbuiltin.c (builtin_define_constants,
16872 builtin_define_type_minmax): New.
16873 (builtin_define_stdint_macros): Define more macros.
16874 (c_cpp_builtins): Define more limit macros.
16875 (type_suffix): New.
16876 (builtin_define_type_max): Define in terms of
16877 builtin_define_type_minmax. Remove is_long parameter. All
16879 * config.gcc (use_gcc_stdint): Define.
16880 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
16881 Add newlib-stdint.h for generic targets.
16882 * config/glibc-stdint.h, config/newlib-stdint.h,
16883 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
16884 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
16885 * config/score/score.h (UINTPTR_TYPE): Define.
16886 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16887 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16888 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16889 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16890 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16891 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16892 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16893 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16894 * config/spu/spu.h (STDINT_LONG32): Define.
16895 * configure.ac (use_gcc_stdint): Substitute.
16896 * configure: Regenerate.
16897 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
16898 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
16899 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
16900 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
16901 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
16902 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
16903 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
16904 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
16905 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
16906 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
16907 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
16908 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
16909 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
16910 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
16911 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
16912 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
16913 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
16914 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
16915 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
16916 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
16917 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
16918 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
16919 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16920 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16921 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16922 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16923 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16924 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16925 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
16927 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
16929 * loop-iv.c (suitable_set_for_replacement): Renamed from
16930 simplify_using_assignment; changed to return bool and to accept new
16931 args DEST and SRC. Return true iff we find a source/destination pair
16932 that can be used to make a replacement, and fill SRC and DEST if so.
16933 Remove arg ALTERED. Don't deal with altered regs here. All callers
16935 (simplify_using_initial_values): Deal with altered regs here and track
16936 more precisely the effect they have on the validity of our expression.
16938 * loop-iv.c (simplify_using_condition): A condition of the form
16939 (EQ REG CONST) can be used to simply make a substitution.
16940 (simplify_using_initial_values): Keep track of conditions we have seen
16941 and keep using them to simplify new expressions, while applying the
16942 same substitutions to them as to the expression.
16944 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16945 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
16948 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
16949 changed. Use this when trying to improve the upper bound.
16950 Generate the comparison by using simplify_gen_relational.
16952 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
16954 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
16956 (simplify_using_assignment, simplify_using_initial_values): Call
16957 replace_in_expr to make replacements. Call replace_single_def_regs
16958 once on the initial version of the expression.
16960 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16963 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
16965 2009-03-31 Richard Guenther <rguenther@suse.de>
16967 PR middle-end/31029
16968 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
16969 equality comparisons. Fold C - X CMP X if C % 2 == 1.
16971 2009-03-31 Richard Guenther <rguenther@suse.de>
16973 * tree.h (div_if_zero_remainder): Declare.
16974 * fold-const.c (div_if_zero_remainder): Export.
16975 * tree-ssa-forwprop.c
16976 (forward_propagate_addr_into_variable_array_index): Handle
16977 constant array index addition outside of the variable index.
16979 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16982 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
16983 define_splits, floatunssi<mode>2): Require x87 conversions from
16984 DImode to be permitted.
16986 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16988 PR preprocessor/15638
16989 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
16991 2009-03-31 Richard Guenther <rguenther@suse.de>
16993 PR middle-end/23401
16994 PR middle-end/27810
16995 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
16996 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
16997 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
16998 a separate statement.
16999 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
17000 (lookup_tmp_var): Likewise.
17001 (is_gimple_formal_tmp_or_call_rhs): Remove.
17002 (is_gimple_reg_or_call_rhs): Rename to ...
17003 (is_gimple_reg_rhs_or_call): ... this.
17004 (is_gimple_mem_or_call_rhs): Rename to ...
17005 (is_gimple_mem_rhs_or_call): ... this.
17006 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
17007 DECL_GIMPLE_REG_P only if is_formal is true.
17008 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
17009 for non-proper post-modify expression gimplification.
17010 (gimplify_self_mod_expr): For post-modify expressions gimplify
17011 the lvalue to a minimal lvalue.
17012 (rhs_predicate_for): Remove formal temp case.
17013 (gimplify_modify_expr_rhs): Likewise.
17014 (gimplify_addr_expr): Use is_gimple_reg.
17015 (gimplify_expr): Remove formal temp cases.
17016 (gimple_regimplify_operands): Likewise.
17017 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
17018 and FILTER_EXPR like constants.
17019 * gimple.c (walk_gimple_op): Fix val_only initialization, use
17021 (is_gimple_formal_tmp_rhs): Remove.
17022 (is_gimple_reg_rhs): Remove special casing.
17023 (is_gimple_mem_rhs): Fix.
17024 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
17025 (is_gimple_formal_tmp_var): Remove.
17026 (is_gimple_formal_tmp_reg): Likewise.
17027 (is_gimple_min_lval): Allow invariant component ref parts.
17028 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
17029 is_gimple_formal_tmp_reg): Remove declarations.
17030 * tree-cfg.c (verify_expr): Verify that variables with address
17031 taken do not have DECL_GIMPLE_REG_P set.
17032 * tree-mudflap.c (mf_build_check_statement_for): Use
17033 force_gimple_operand instead of gimplify_expr.
17035 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
17037 * modulo-sched.c (sms_schedule_by_order): Pass the actual
17038 schedulable rows to compute_split_row.
17040 2009-03-31 Ben Elliston <bje@au.ibm.com>
17043 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
17046 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17048 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
17049 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
17050 * configure: Regenerate.
17051 * config.in: Regenerate.
17052 * config/rs6000/rs6000.opt (mtls-markers): Add.
17053 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
17054 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
17055 (tls_ld_aix, tls_ld_sysv): Likewise.
17056 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
17057 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
17059 2009-03-31 Alan Modra <amodra@bigpond.net.au>
17061 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
17063 2009-03-30 Jan Hubicka <jh@suse.cz>
17065 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
17067 (tree_remove_unreachable_handlers): Cleanup EH predecestor
17068 detection and label handling.
17070 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17072 * ira-int.h (ira_allocno): Rename left_conflicts_num to
17073 left_conflicts_size.
17074 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
17075 ALLOCNO_LEFT_CONFLICTS_SIZE.
17077 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
17078 remove_allocno_from_bucket_and_push,
17079 allocno_spill_priority_compare, push_allocnos_to_stack,
17080 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17081 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
17082 (setup_allocno_left_conflicts_num): Ditto. Rename to
17083 setup_allocno_left_conflicts_size.
17084 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17085 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
17086 setup_allocno_left_conflicts_size instead of
17087 setup_allocno_left_conflicts_num.
17089 * ira-build.c (ira_create_allocno): Use
17090 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
17091 ALLOCNO_LEFT_CONFLICTS_NUM.
17093 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17095 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
17096 instead of DF_LR_OUT.
17098 * ira-lives.c (process_bb_node_lives): Ditto.
17100 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
17101 instead of DF_LR_{OUT,IN}.
17103 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
17105 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
17107 2009-03-30 Jan Hubicka <jh@suse.cz>
17109 * except.c (label_to_region_map): Fix thinko.
17111 2009-03-30 Steve Ellcey <sje@cup.hp.com>
17113 PR middle-end/38237
17114 * tree.h (tree_find_value): New declaration.
17115 * tree.c (tree_find_value): New function.
17116 * varasm.c (assemble_external): Avoid duplicate entries on lists.
17118 2009-03-30 Jakub Jelinek <jakub@redhat.com>
17121 * c-decl.c (struct c_binding): Add locus field.
17122 (bind): Add locus argument, set locus field from it.
17123 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
17124 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
17125 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
17126 implicitly_declare, undeclared_variable, lookup_label,
17127 declare_label, c_make_fname_decl, c_builtin_function,
17128 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
17131 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
17134 * config/i386/i386.c (classify_argument): Check total size of
17137 2009-03-30 Martin Jambor <mjambor@suse.cz>
17139 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
17140 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
17141 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
17144 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
17145 seen_variable_array_ref while also traversing a union.
17147 * tree-inline.c (optimize_inline_calls): Do not call
17148 cgraph_node_remove_callees.
17149 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
17150 (pass_remove_cgraph_callee_edges): New variable.
17151 * passes.c (init_optimization_passes): Add
17152 pass_remove_cgraph_callee_edges after early inlining and before all
17153 late intraprocedural passes.
17155 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
17157 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17159 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
17160 Fix typos in names.
17162 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17164 * combine.c (simplify_comparison): Use have_insn_for.
17165 * dojump.c (do_jump): Likewise.
17167 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17169 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
17170 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
17171 sparc_compare_op0 like sparc_compare_emitted used to be handled.
17172 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
17173 instead of sparc_compare_emitted.
17174 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
17175 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
17176 instead of sparc_compare_emitted.
17178 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17180 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
17181 enter/exit cfglayout mode.
17182 (pass_partition_block): Require it.
17183 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
17184 (combine_instructions): Track basic blocks instead of labels.
17185 (update_cfg_for_uncondjump): New.
17186 (try_combine): Use it. Update jumps after rescanning.
17187 (pass_combine): Require PROP_cfglayout.
17188 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
17190 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17192 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
17193 Provide/destroy PROP_cfglayout respectively.
17194 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
17195 * tree-pass.h (PROP_cfglayout): New.
17197 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17199 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
17200 fold_convert_const_fixed_from_fixed,
17201 fold_convert_const_fixed_from_int,
17202 fold_convert_const_fixed_from_real, fold_negate_const): Do not
17203 set TREE_CONSTANT_OVERFLOW.
17204 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
17205 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
17207 2009-03-30 Ira Rosen <irar@il.ibm.com>
17209 * tree-vect-loop-manip.c: New file.
17210 * tree-vectorizer.c: Update documentation and included files.
17211 (vect_loop_location): Make extern.
17212 (rename_use_op): Move to tree-vect-loop-manip.c
17213 (rename_variables_in_bb, rename_variables_in_loop,
17214 slpeel_update_phis_for_duplicate_loop,
17215 slpeel_update_phi_nodes_for_guard1,
17216 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
17217 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
17218 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
17219 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
17220 find_loop_location): Likewise.
17221 (new_stmt_vec_info): Move to tree-vect-stmts.c.
17222 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
17223 get_vectype_for_scalar_type, vect_is_simple_use,
17224 supportable_widening_operation, supportable_narrowing_operation):
17226 (bb_in_loop_p): Move to tree-vect-loop.c.
17227 (new_loop_vec_info, destroy_loop_vec_info,
17228 reduction_code_for_scalar_code, report_vect_op,
17229 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
17230 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
17231 (vect_supportable_dr_alignment): Likewise.
17232 * tree-vectorizer.h (tree-data-ref.h): Include.
17233 (vect_loop_location): Declare.
17234 Reorganize function declarations according to the new file structure.
17235 * tree-vect-loop.c: New file.
17236 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
17237 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
17238 * tree-vect-data-refs.c: New file.
17239 * tree-vect-patterns.c (timevar.h): Don't include.
17240 * tree-vect-stmts.c: New file.
17241 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
17242 tree-vect-slp.c, tree-vect-loop.c.
17243 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
17244 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
17245 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
17246 (tree-vect-analyze.o): Remove.
17247 (tree-vect-transform.o): Likewise.
17248 (tree-vect-data-refs.o): Add rule.
17249 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
17250 tree-vect-slp.o): Likewise.
17251 (tree-vect-patterns.o): Remove redundant dependencies.
17252 (tree-vectorizer.o): Likewise.
17253 * tree-vect-slp.c: New file.
17255 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17257 * optc-gen.awk: Warn if an option flag has multiple different
17260 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
17262 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
17263 -floop-block): Document dependences on PPL, CLooG and Graphite.
17265 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17267 PR rtl-optimization/323
17268 * c-common.c (c_fully_fold, convert_and_check,
17269 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
17270 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
17271 * c-common.def (EXCESS_PRECISION_EXPR): New.
17272 * c-cppbuiltin.c (builtin_define_float_constants): Define
17273 constants with enough digits for long double.
17274 * c-lex.c (interpret_float): Interpret constant with excess
17275 precision where appropriate.
17276 * c-opts.c (c_common_post_options): Set
17277 flag_excess_precision_cmdline. Give an error for
17278 -fexcess-precision=standard for C++ for processors where the
17279 option is significant.
17280 * c-parser.c (c_parser_conditional_expression): Handle excess
17281 precision in condition.
17282 * c-typeck.c (convert_arguments): Handle arguments with excess
17284 (build_unary_op): Move excess precision outside operation.
17285 (build_conditional_expr): Likewise.
17286 (build_compound_expr): Likewise.
17287 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
17288 (build_modify_expr): Handle excess precision in RHS.
17289 (convert_for_assignment): Handle excess precision in converted
17291 (digest_init, output_init_element, process_init_element): Handle
17292 excess precision in initializer.
17293 (c_finish_return): Handle excess precision in return value.
17294 (build_binary_op): Handle excess precision in operands and add
17295 excess precision as needed for operation.
17296 * common.opt (-fexcess-precision=): New option.
17297 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
17298 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
17299 For standard excess precision, output explicit conversion to and
17300 truncation from XFmode.
17301 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
17302 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
17303 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
17304 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
17305 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
17306 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
17307 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
17308 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
17309 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
17310 define_splits, sqrt<mode>2): Disable where appropriate for
17311 standard excess precision.
17312 * convert.c (convert_to_real): Do not shorten arithmetic to type
17313 for which excess precision would be used.
17314 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
17315 * doc/invoke.texi (-fexcess-precision=): Document option.
17316 (-mfpmath=): Correct index entry.
17317 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
17318 flag_excess_precision): New.
17319 * langhooks.c (lhd_post_options): Set
17320 flag_excess_precision_cmdline.
17321 * opts.c (common_handle_option): Handle -fexcess-precision=.
17322 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
17323 init_excess_precision): New.
17324 (lang_dependent_init_target): Call init_excess_precision.
17325 * tree.c (excess_precision_type): New.
17326 * tree.h (excess_precision_type): Declare.
17328 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17331 * c-typeck.c (build_component_ref): Do not copy qualifiers from
17332 non-lvalue to component.
17334 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17336 PR preprocessor/34695
17337 * Makefile.in (c-opts.o): Depend on c-tree.h.
17338 * c-common.c: Move down include of diagnostic.h.
17339 (done_lexing, c_cpp_error): New.
17340 * c-common.h (done_lexing): Declare.
17341 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
17343 * c-opts.c: Include c-tree.h.
17344 (c_common_init_options): Set preprocessor error callback.
17345 (c_common_handle_option): Do not set preprocessor
17346 inhibit_warnings, warnings_are_errors, warn_system_headers,
17347 pedantic_errors or inhibit_warnings flags.
17348 (c_common_post_options): Do not check cpp_errors (parse_in).
17349 (c_common_finish): Do not output dependencies if there were
17350 errors. Do not check return value of cpp_finish.
17351 * c-ppoutput.c (pp_file_change): Set input_location.
17352 * c-tree.h (c_cpp_error): Declare.
17353 * diagnostic.c (diagnostic_set_info_translated): Also initialize
17355 (diagnostic_build_prefix): Check override_column.
17356 * diagnostic.h (diagnostic_info): Add override_column field.
17357 (diagnostic_override_column): Define.
17359 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
17361 * c-common.c (c_expand_expr, c_staticp): Remove.
17362 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
17363 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
17364 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
17365 * c-gimplify.c (gimplify_compound_literal_expr,
17366 optimize_compound_literals_in_ctor): Remove.
17367 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
17368 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
17369 * c-semantics.c (emit_local_var): Remove.
17371 * langhooks-def.h (lhd_expand_expr): Remove.
17372 * langhooks.c (lhd_expand_expr): Remove.
17373 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
17375 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
17376 handling from c-semantics.c; don't call into langhook.
17377 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
17378 * gimplify.c (gimplify_compound_literal_expr,
17379 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
17380 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
17381 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
17382 as was done in c-gimplify.c.
17383 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
17384 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
17385 Move from c-common.h.
17386 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
17388 * tree.c (staticp): Do not call langhook.
17389 * langhooks.c (lhd_staticp): Delete.
17390 * langhooks-def.h (lhd_staticp): Delete prototype.
17391 (LANG_HOOKS_STATICP): Delete.
17392 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
17394 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
17395 instead of DECL_STMTs.
17397 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17405 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
17407 (fold_call_expr): Return a NOP_EXPR from folding rather than the
17408 contained expression.
17409 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
17410 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
17411 conditional expressions for C.
17412 (decl_constant_value_for_optimization): Move from
17413 decl_constant_value_for_broken_optimization in c-typeck.c. Check
17414 whether optimizing and that the expression is a VAR_DECL not of
17415 array type instead of doing such checks in the caller. Do not
17416 check pedantic. Call gcc_unreachable for C++.
17417 * c-common.def (C_MAYBE_CONST_EXPR): New.
17418 * c-common.h (c_fully_fold, c_save_expr,
17419 decl_constant_value_for_optimization): New prototypes.
17420 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17421 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17422 EXPR_INT_CONST_OPERANDS): Define.
17423 * c-convert.c (convert): Strip nops from expression.
17424 * c-decl.c (groktypename): Take extra parameters expr and
17425 expr_const_operands. Update call to grokdeclarator.
17426 (start_decl): Update call to grokdeclarator. Add statement for
17427 expressions used in type of decl.
17428 (grokparm): Update call to grokdeclarator.
17429 (push_parm_decl): Update call to grokdeclarator.
17430 (build_compound_literal): Add parameter non_const and build a
17431 C_MAYBE_COSNT_EXPR if applicable.
17432 (grokdeclarator): Take extra parameters expr and
17433 expr_const_operands. Track expressions used in declaration
17434 specifiers and declarators. Fold array sizes and track whether
17435 they are constant expressions and whether they are integer
17436 constant expressions.
17437 (parser_xref_tag): Set expr and expr_const_operands fields in
17439 (grokfield): Update call to grokdeclarator.
17440 (start_function): Update call to grokdeclarator.
17441 (build_null_declspecs): Set expr and expr_const_operands fields in
17443 (declspecs_add_type): Handle expressions in typeof specifiers.
17444 * c-parser.c (c_parser_declspecs): Set expr and
17445 expr_const_operands fields for declaration specifiers.
17446 (c_parser_enum_specifier): Likewise.
17447 (c_parser_struct_or_union_specifier): Likewise.
17448 (c_parser_typeof_specifier): Likewise. Update call to
17449 groktypename. Fold expression as needed. Return expressions with
17450 type instead of adding statements.
17451 (c_parser_attributes): Update calls to c_parser_expr_list.
17452 (c_parser_statement_after_labels): Fold expression before passing
17453 to objc_build_throw_stmt.
17454 (c_parser_condition): Fold expression.
17455 (c_parser_asm_operands): Fold expression.
17456 (c_parser_conditional_expression): Use c_save_expr. Update call
17457 to build_conditional_expr.
17458 (c_parser_alignof_expression): Update call to groktypename.
17459 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
17460 original_code. Fold expression argument of va_arg. Create
17461 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
17462 argument to va_arg. Update calls to groktypename. Fold array
17463 index for offsetof. Verify that first argument to
17464 __builtin_choose_expr has integer type.
17465 (c_parser_postfix_expression_after_paren_type): Update calls to
17466 groktypename and build_compound_literal. Handle expressions with
17467 side effects in type name.
17468 (c_parser_postfix_expression_after_primary): Update call to
17469 c_parser_expr_list. Set original_code for calls to
17470 __builtin_constant_p.
17471 (c_parser_expr_list): Take extra parameter fold_p. Fold
17472 expressions if requested.
17473 (c_parser_objc_type_name): Update call to groktypename.
17474 (c_parser_objc_synchronized_statement): Fold expression.
17475 (c_parser_objc_receiver): Fold expression.
17476 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
17477 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
17478 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
17479 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
17480 (struct c_typespec): Add elements expr and expr_const_operands.
17481 (struct c_declspecs): Add elements expr and expr_const_operands.
17482 (groktypename, build_conditional_expr, build_compound_literal):
17484 (in_late_binary_op): Declare.
17485 * c-typeck.c (note_integer_operands): New function.
17486 (in_late_binary_op): New variable.
17487 (decl_constant_value_for_broken_optimization): Move to c-common.c
17488 and rename to decl_constant_value_for_optimization.
17489 (default_function_array_conversion): Do not strip nops.
17490 (default_conversion): Do not call
17491 decl_constant_value_for_broken_optimization.
17492 (build_array_ref): Do not fold result.
17493 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
17494 result when operand is a VLA.
17495 (c_expr_sizeof_type): Update call to groktypename. Handle
17496 expressions included in type name. Use C_MAYBE_CONST_EXPR for
17497 result when operand names a VLA type.
17498 (build_function_call): Update call to build_compound_literal.
17499 Only fold result for calls to __builtin_* functions. Strip
17500 NOP_EXPR from INTEGER_CST returned from such functions. Fold
17501 the function designator.
17502 (convert_arguments): Fold arguments. Update call to
17503 convert_for_assignment.
17504 (build_unary_op): Handle increment and decrement of
17505 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
17506 decrement earlier. Fold operand of increment and decrement.
17507 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
17508 built for integer operand. Wrap returns that are INTEGER_CSTs
17509 without being integer constant expressions or that have integer
17510 constant operands without being INTEGER_CSTs.
17511 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
17512 (build_conditional_expr): Add operand ifexp_bcp. Track whether
17513 result is an integer constant expression or can be used in
17514 unevaluated parts of one and avoid folding and wrap as
17515 appropriate. Fold operands before possibly doing -Wsign-compare
17517 (build_compound_expr): Wrap result for C99 if operands can be used
17518 in integer constant expressions.
17519 (build_c_cast): Update call to digest_init. Do not ignore
17520 overflow from casting floating-point constants to integers. Wrap
17521 results that could be confused with integer constant expressions,
17522 null pointer constants or floating-point constants.
17523 (c_cast_expr): Update call to groktypename. Handle expressions
17524 included in type name.
17525 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
17526 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
17527 Update calls to convert_for_assignment.
17528 (convert_for_assignment): Take new parameter
17529 null_pointer_constant. Do not strip nops or call
17530 decl_constant_value_for_broken_optimization. Set
17531 in_late_binary_op for conversions to boolean.
17532 (store_init_value): Update call to digest_init.
17533 (digest_init): Take new parameter null_pointer_constant. Do not
17534 call decl_constant_value_for_broken_optimization. pedwarn for
17535 initializers not constant expressions. Update calls to
17536 convert_for_assignment.
17537 (constructor_nonconst): New.
17538 (struct constructor_stack): Add nonconst element.
17539 (really_start_incremental_init, push_init_level, pop_init_level):
17540 Handle constructor_nonconst and nonconst element.
17541 (set_init_index): Call constant_expression_warning for array
17543 (output_init_element): Fold value. Set constructor_nonconst as
17544 applicable. pedwarn for initializers not constant expressions.
17545 Update call to digest_init. Call constant_expression_warning
17546 where constant initializers are required.
17547 (process_init_element): Use c_save_expr.
17548 (c_finish_goto_ptr): Fold expression.
17549 (c_finish_return): Fold return value. Update call to
17550 convert_for_assignment.
17551 (c_start_case): Fold switch expression.
17552 (c_process_expr_stmt): Fold expression.
17553 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
17554 ensure statement expression is not evaluated in constant expression.
17555 (build_binary_op): Track whether results are integer constant
17556 expressions or may occur in such, disable folding and wrap results
17557 as applicable. Fold operands for -Wsign-compare warnings unless
17559 (c_objc_common_truthvalue_conversion): Handle results folded to
17560 integer constants that are not integer constant expressions.
17561 * doc/extend.texi: Document when typeof operands are evaluated,
17562 that condition of __builtin_choose_expr is an integer constant
17563 expression, and more about use of __builtin_constant_p in
17566 2009-03-29 Richard Guenther <rguenther@suse.de>
17568 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17569 propagate addresses of array references.
17571 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
17573 * regmove.c (perhaps_ends_bb_p): Remove.
17574 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
17575 from INSN and check that the main loop stays within that basic block.
17576 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
17577 (regmove_forward_pass): Split out from regmove_optimize. Use
17578 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
17579 (regmove_backward_pass): Split out from regmove_optimize. Use
17580 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
17581 (regmove_optimize): Simplify.
17583 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17586 * config/i386/i386.c (classify_argument): Ignore flexible array
17587 member in struct and warn ABI change.
17589 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17591 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17593 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17594 (ix86_adjust_cost): Updated.
17596 2009-03-29 Jan Hubicka <jh@suse.cz>
17598 PR middle-end/28850
17599 * tree-pass.h (pass_cleanup_eh): New function.
17600 (remove_unreachable_regions): Break code handling RTL
17601 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17602 that can not be reached by runtime.
17603 (can_be_reached_by_runtime): New function.
17604 (label_to_region_map): New function.
17605 (num_eh_regions): New function.
17606 (rtl_remove_unreachable_regions): New function.
17607 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17608 (remove_eh_region): New function.
17609 * except.h: Include sbitmap and vecprim.
17610 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17611 num_eh_regions): Declare.
17612 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17613 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17614 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17615 (tree_empty_eh_handler_p): New function.
17616 (cleanup_empty_eh): New function.
17617 (cleanup_eh): New function.
17618 (pass_cleanup_eh): New function.
17620 2009-03-29 Jan Hubicka <jh@suse.cz>
17622 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17623 for removed regions.
17625 2009-03-29 Jan Hubicka <jh@suse.cz>
17627 * except.c (dump_eh_tree): Dump all datastructures.
17629 2009-03-29 Jan Hubicka <jh@suse.cz>
17631 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17632 (duplicate_eh_regions_1): Likewise.
17633 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17634 vector; call EH verification.
17635 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17636 Be ready for region being removed.
17638 2009-03-29 Jan Hubicka <jh@suse.cz>
17640 * bitmap.c (bitmap_last_set_bit): New function.
17641 * bitmap.h (bitmap_last_set_bit): Declare.
17643 2009-03-29 David Ayers <ayers@fsfe.org>
17646 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17647 by calling objc_compare_types and surpress warnings about
17648 incompatible C pointers that are compatible ObjC pointers.
17650 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17652 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17653 call initialize_inline_failed.
17654 (initialize_inline_failed): Move it from here ...
17655 * cgraph.c (initialize_inline_failed): ... to here.
17656 (cgraph_create_edge): Call initialize_inline_failed rather than
17657 setting inline_failed directly.
17659 2009-03-29 Ben Elliston <bje@au.ibm.com>
17662 * sysv4.opt (msdata): Improve comment.
17663 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17664 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17666 2009-03-29 Ben Elliston <bje@au.ibm.com>
17669 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17670 load and store attributes.
17672 2009-03-29 Ben Elliston <bje@au.ibm.com>
17674 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17675 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17676 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17677 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17678 __builtin_infq and __builtin_huge_valq.
17680 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17682 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17684 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17685 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17687 2009-03-28 Xinliang David Li <davidxl@google.com>
17689 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17690 (do_dbg_cnt): New function.
17692 2009-03-28 Jan Hubicka <jh@suse.cz>
17694 Merge from pretty-ipa:
17696 2009-03-27 Jan Hubicka <jh@suse.cz>
17698 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17699 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17700 * passes.c (function_called_by_processed_nodes_p): New.
17701 * ipa-pure-const.c (check_call): Fix handling of operands.
17702 (analyze_function): Dump debug output for skipped bodies.
17703 (local_pure_const): Use function_called_by_processed_nodes_p.
17704 * dwarf2out.c (reference_to_unused): Use output.
17705 * passes.c (do_per_function_toporder): Likewise.
17707 2008-11-12 Jan Hubicka <jh@suse.cz>
17709 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17710 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17711 state_set_in_source enum
17712 (check_decl): Ignore memory tags; do not set fake looping flags;
17714 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17715 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17716 (check_call, analyze_function): Rewrite.
17718 (add_new_function): Update call of analyze_function.
17719 (generate_summary): Add call of analyze_function.
17720 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17721 (local_pure_const): New function.
17722 (pass_local_pure_const): New pass.
17723 * ipa-inline.c (inline_transform): Set after_inlining.
17724 * tree-eh.c (stmt_can_throw_external): New.
17725 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17726 work with aliasing built.
17727 * tree-flow.h (stmt_can_throw_external): New.
17728 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17729 and local pure/const pass in early and late optimization queue.
17731 2009-03-28 Martin Jambor <mjambor@suse.cz>
17733 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17735 (fold_binary): Allow function decl aligment consideration is the
17736 second argument is integer constant one.
17737 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17738 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17739 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17741 2009-03-28 Jan Hubicka <jh@suse.cz>
17743 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17744 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17745 * function.h (rtl_data): Add nothrow flag.
17746 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17747 set DECL_NOTHROW for AVAILABLE functions.
17749 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17751 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17752 following vector keyword has expansion starting with pixel or bool
17753 keyword, expand vector to __vector and pixel or bool to __pixel or
17757 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17758 warn_if_disallowed_function_p): Removed.
17759 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17760 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17761 warning_if_disallowed_function_p.
17762 * flags.h (warn_if_disallowed_function_p,
17763 warn_disallowed_functions): Removed.
17764 * common.opt (Wdisallowed-function-list=): Removed.
17765 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17767 2009-03-28 Richard Guenther <rguenther@suse.de>
17769 PR tree-optimization/38723
17770 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17773 2009-03-28 Jan Hubicka <jh@suse.cz>
17775 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17776 test introduced by my previous patch.
17778 2009-03-28 Richard Guenther <rguenther@suse.de>
17780 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17781 the PHIs value undefined.
17783 2009-03-28 Jan Hubicka <jh@suse.cz>
17785 * tree-pass.h (pass_fixup_cfg): New pass.
17786 * ipa-inline.c (inline_transform): Set
17787 always_inline_functions_inlined/after_inlining.
17788 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17789 (pass_fixup_cfg): New pass.
17790 * passes.c (init_optimization_passes): Add fixup_cfg.
17792 2009-03-28 Richard Guenther <rguenther@suse.de>
17794 PR tree-optimization/38458
17795 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17796 argument use the arguments copy-of value.
17798 2009-03-28 Richard Guenther <rguenther@suse.de>
17800 PR tree-optimization/38180
17801 * tree-ssa-ccp.c (get_default_value): Simplify.
17802 (likely_value): Likewise.
17803 (surely_varying_stmt_p): Properly handle VOP case.
17804 (ccp_initialize): Likewise.
17805 (ccp_fold): Handle propagating through *&.
17806 (fold_const_aggregate_ref): Also handle decls.
17808 2009-03-28 Jan Hubicka <jh@suse.cz>
17810 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17811 * cgraph.h (cgraph_node): Likewise.
17812 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17813 (cgraph_reset_node): Use process flag.
17814 (cgraph_mark_functions_to_output): Likewise.
17815 (cgraph_expand_function): Likewise.
17816 (cgraph_expand_all_functions): Likewise.
17817 (cgraph_output_in_order): Likewise.
17818 * dwarf2out.c (reference_to_unused): Likewise.
17819 * passes.c do_per_function_toporder): Likewise.
17821 2009-03-28 Jan Hubicka <jh@suse.cz>
17823 Bring from lto-branch:
17825 2008-09-03 Doug Kwan <dougkwan@google.com>
17827 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
17828 enums instead of reason strings.
17829 * cgraph.c (cgraph_create_edge): Same.
17830 (cgraph_inline_failed_string): New function.
17831 * cgraph.h (cgraph_inline_failed_t): New enum type.
17832 (cgraph_inline_failed_string): New prototype.
17833 (struct cgraph_edge): Change type of INLINED_FAILED from constant
17834 char pointer to cgraph_inline_failed_t.
17835 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
17836 (cgraph_default_inline_p): Ditto.
17837 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
17838 to cgraph_inline_failed_t pointer.
17839 * cif-code.def: New file.
17840 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
17842 (cgraph_check_inline_limits): Change type of REASON to pointer to
17843 cgraph_inline_failed_t. Replace reason strings with enums.
17844 (cgraph_default_inline_p): Ditto.
17845 (cgraph_recursive_inlining_p): Ditto.
17846 (update_caller_keys): Change type of FAILED_REASON to
17847 cgraph_inline_failed_t.
17848 (cgraph_set_inline_failed): Change type of REASON to pointer to
17849 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
17850 convert enums to strings for text output.
17851 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
17852 to be of type cgraph_inline_failed_t. Replace reason strings with
17853 enums. Call cgraph_inline_failed_string to covert enums
17854 to strings for text output.
17855 (cgraph_decide_inlining): Replace reason strings with enums.
17856 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
17857 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
17859 * tree-inline.c (expand_call_inline): Change type of REASON
17860 to cgraph_inline_failed_t. Replace reason strings with enums.
17861 Call cgraph_inline_failed_string for text output.
17862 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
17865 2009-03-28 Jan Hubicka <jh@suse.cz>
17867 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
17868 cgraph_clone_node): Remove master clone handling.
17869 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17870 * cgraph.h (master_clone): Remove.
17871 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17872 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
17873 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
17875 2009-03-28 Jan Hubicka <jh@suse.cz>
17877 * cgraph.c (cgraph_function_body_availability): Functions declared
17878 inline are always safe to assume that it is not going to be replaced.
17880 2009-03-28 Richard Guenther <rguenther@suse.de>
17882 PR tree-optimization/38513
17883 * tree-ssa-pre.c (eliminate): Remove redundant stores.
17884 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17885 EXC_PTR_EXPR and FILTER_EXPR.
17886 (get_ref_from_reference_ops): Likewise.
17888 2009-03-28 Richard Guenther <rguenther@suse.de>
17890 PR tree-optimization/38968
17891 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
17892 Use FLOOR_MOD_EXPR to compute misalignment.
17894 2009-03-28 Richard Guenther <rguenther@suse.de>
17896 PR tree-optimization/37795
17897 * tree.h (combine_comparisons): Declare.
17898 * fold-const.c (combine_comparisons): Export.
17899 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
17901 (ifcombine_iforif): Use combine_comparisons.
17903 2009-03-28 Jan Hubicka <jh@suse.cz>
17905 * tree-eh.c (inlinable_call_p): New function.
17906 (make_eh_edges): Use it.
17907 (verify_eh_edges): Use it.
17908 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
17909 * except.c (reachable_next_level): Add inlinable_function argument
17910 (sjlj_find_directly_reachable_regions): Update.
17911 (add_reachable_handler): Do not set saw_any_handlers.
17912 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
17913 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17914 Add new inlinable call parameter.
17915 (can_throw_internal, can_throw_external): Update.
17916 * except.h (can_throw_internal_1, can_throw_external_1,
17917 foreach_reachable_handler): Update declaration.
17919 2009-03-28 Joseph Myers <joseph@codesourcery.com>
17921 * config/arm/t-arm-coff, config/h8300/coff.h,
17922 config/i386/i386-aout.h, config/i386/i386-coff.h,
17923 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
17924 config/pdp11/2bsd.h, config/rs6000/aix41.h,
17925 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
17926 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
17927 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
17928 sys-types.h: Remove.
17929 * Makefile.in: Remove protoize and fixproto support and references
17931 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
17932 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
17934 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
17935 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
17936 unprotoize$(exeext).
17937 (rest.encap): Don't depend on $(STMP_FIXPROTO)
17938 (.PHONY): Don't depend on proto.
17939 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
17940 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
17941 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
17942 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
17943 build/gen-protos.o, build/scan.o, xsys-protos.h,
17944 build/fix-header$(build_exeext), build/fix-header.o,
17945 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
17946 stmp-install-fixproto): Remove.
17947 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
17948 SYSCALLS.c or fixproto files.
17949 (install-common): Don't install protoize.
17950 (install-headers-tar, install-headers-cpio, install-headers-cp):
17951 Don't depend on $(STMP_FIXPROTO).
17952 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
17953 install fixproto files or write out fixproto settings.
17954 (uninstall): Don't uninstall protoize.
17955 * config.gcc (use_fixproto): Remove.
17956 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
17957 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
17958 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
17959 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
17960 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
17961 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
17962 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
17963 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
17964 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
17965 * config/t-vxworks (STMP_FIXPROTO): Remove.
17966 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
17967 STMP_FIXPROTO): Remove.
17968 * config.in, configure: Regenerate.
17969 * crtstuff.c (gid_t, uid_t): Don't undefine.
17970 * doc/install.texi: Change m68k-coff to m68k-elf in example.
17971 (arm-*-coff, arm-*-aout: Remove target entries.
17972 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
17973 Remove mention of AIX 4.1.
17974 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
17975 * doc/invoke.texi (Running Protoize): Remove.
17976 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
17977 (Protoize Caveats): Remove.
17978 * tsystem.h: Update comments on headers assumed to exist.
17980 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
17982 * genautomata.c: Add a new year to the copyright. Add a new
17984 (struct insn_reserv_decl): Add comments for member bypass_list.
17985 (find_bypass): Remove.
17986 (insert_bypass): New.
17987 (process_decls): Use insert_bypass.
17988 (output_internal_insn_latency_func): Output all bypasses with the
17989 same input insn in one switch case.
17991 * rtl.def (define_bypass): Describe bypass choice.
17992 * doc/md.texi (define_bypass): Ditto.
17994 2009-03-27 Richard Guenther <rguenther@suse.de>
17996 * gimplify.c (mark_addressable): Export.
17997 * tree-flow.h (mark_addressable): Declare.
17998 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
17999 * tree-ssa.c (verify_phi_args): Verify that address taken
18000 variables have TREE_ADDRESSABLE set.
18002 2009-03-27 Richard Guenther <rguenther@suse.de>
18004 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
18005 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
18006 Do not mark decls TREE_ADDRESSABLE.
18007 (build_fold_addr_expr): Adjust.
18008 (fold_addr_expr): Remove.
18009 (fold_unary): Use build_fold_addr_expr.
18010 (fold_comparison): Likewise.
18011 (split_address_to_core_and_offset): Likewise.
18012 * coverage.c (tree_coverage_counter_addr): Mark the array decl
18014 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
18015 (gimplify_modify_expr_to_memcpy): Mark source and destination
18017 * omp-low.c (create_omp_child_function): Mark the object decl
18019 (lower_rec_input_clauses): Mark the var we take the address of
18021 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
18023 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18025 PR middle-end/39315
18026 * cfgexpand.c (expand_one_stack_var_at): Change alignment
18027 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
18029 2009-03-27 Richard Guenther <rguenther@suse.de>
18031 PR tree-optimization/39120
18032 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
18034 (handle_lhs_call): Process return constraints. Add escape
18035 constraints if necessary.
18036 (handle_const_call): Fill out return constraints. Make nested
18037 case more precise. Avoid consttmp if possible.
18038 (handle_pure_call): Fill out return constraints. Avoid
18039 callused if possible.
18040 (find_func_aliases): Simplify call handling.
18042 2009-03-27 Richard Guenther <rguenther@suse.de>
18044 PR tree-optimization/39120
18045 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
18046 as a representative.
18047 (solve_graph): Do propagate CALLUSED.
18048 (handle_pure_call): Use a scalar constraint from CALLUSED for
18050 (find_what_p_points_to): CALLUSED shall not appear in poins-to
18053 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18056 * c-common.c (handle_aligned_attribute): Properly check alignment
18057 overflow. Use (1U << i) instead of (1 << i).
18059 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
18061 * expr.h (get_mem_align_offset): Updated.
18063 * tree.h (tree_decl_common): Change align to "unsigned int" and
18064 move it before pointer_alias_set.
18066 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18067 Jakub Jelinek <jakub@redhat.com>
18070 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
18071 gr_register_operand with gr_reg_or_0_operand.
18072 (cmpxchg_rel_di): Likewise.
18073 (sync_lock_test_and_set<mode>): Likewise.
18075 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18077 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
18078 (true_regnum): Likewise.
18080 * rtlanal.c (subreg_info): Moved to ...
18081 * rtl.h (subreg_info): Here. New.
18082 (subreg_get_info): New.
18084 * rtlanal.c (subreg_get_info): Make it extern.
18086 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18089 * config/i386/i386.c (ix86_abi): New.
18090 (override_options): Handle -mabi=.
18091 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
18092 (ix86_call_abi_override): Likewise.
18093 (init_cumulative_args): Likewise.
18094 (function_arg_advance): Likewise.
18095 (function_arg_64): Likewise.
18096 (function_arg): Likewise.
18097 (ix86_pass_by_reference): Likewise.
18098 (ix86_function_value_regno_p): Likewise.
18099 (ix86_build_builtin_va_list_abi): Likewise.
18100 (setup_incoming_varargs_64): Likewise.
18101 (is_va_list_char_pointer): Likewise.
18102 (ix86_init_machine_status): Likewise.
18103 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
18104 (ix86_function_type_abi): Return enum calling_abi. Rewrite
18105 for 64bit. Replace DEFAULT_ABI with ix86_abi.
18106 (ix86_function_abi): Make it static and return enum calling_abi.
18107 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
18109 (ix86_fn_abi_va_list): Updated.
18111 * config/i386/i386.h (ix86_abi): New.
18112 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
18113 (CONDITIONAL_REGISTER_USAGE): Likewise.
18114 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
18115 (machine_function): Likewise.
18117 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
18119 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
18120 (STACK_BOUNDARY): Likewise.
18121 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
18123 * config/i386/i386.opt (mabi=): New.
18125 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
18126 return enum calling_abi.
18127 (ix86_function_type_abi): Likewise.
18128 (ix86_function_abi): Removed.
18130 * doc/invoke.texi: Document -mabi= option for x86.
18132 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18134 * builtins.c (real_dconstp): Delete.
18135 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
18137 2009-03-27 Dodji Seketeli <dodji@redhat.com>
18138 Jakub Jelinek <jakub@redhat.com>
18141 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
18142 (gen_subprogram_die): When a function is explicit, generate the
18143 DW_AT_explicit attribute.
18144 * langhooks.h (struct lang_hooks_for_decls): Add
18145 function_decl_explicit_p langhook.
18146 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
18147 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
18149 2009-03-27 Jakub Jelinek <jakub@redhat.com>
18151 * builtins.c (fold_builtin_memory_op): Optimize memmove
18152 into memcpy if we can prove source and destination don't overlap.
18154 * tree-inline.c: Include gt-tree-inline.h.
18155 (clone_fn_id_num): New variable.
18156 (clone_function_name): New function.
18157 (tree_function_versioning): Use it.
18158 * Makefile.in (GTFILES): Add tree-inline.c.
18160 2009-03-27 Mark Mitchell <mark@codesourcery.com>
18162 * BASE-VER: Change to 4.5.0.
18164 2009-03-27 Xinliang David Li <davidxl@google.com>
18166 PR tree-optimization/39557
18167 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
18169 2009-03-27 Xinliang David Li <davidxl@google.com>
18171 PR tree-optimization/39548
18172 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
18175 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18177 * c-common.c (pointer_int_sum): Use %wd on return from
18180 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18182 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
18183 on return from tree_low_cst.
18185 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
18188 * ginclude/stdarg.h (va_copy): Define also for
18189 __GXX_EXPERIMENTAL_CXX0X__.
18191 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18194 * builtins.h (c_strlen): Do not warn here.
18195 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
18196 * c-common.c (pointer_int_sum): Take an explicit location.
18197 Warn about offsets out of bounds.
18198 * c-common.h (pointer_int_sum): Adjust declaration.
18200 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18202 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
18205 2009-03-26 Jakub Jelinek <jakub@redhat.com>
18208 * opts.c (warn_if_disallowed_function_p): Don't assume
18209 get_callee_fndecl must return non-NULL.
18211 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
18213 PR rtl-optimization/39522
18214 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
18215 when reg_reloaded_valid is set.
18217 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18219 * config/spu/divv2df3.c: New file.
18220 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
18221 (DPBIT_FUNCS): Filter out _div_df.
18223 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
18225 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
18226 a jump insn, count that jump in the distance to the loop start.
18228 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
18231 * config/sh/sh.c (calc_live_regs): Fix condition for global
18232 registers except PIC_OFFSET_TABLE_REGNUM.
18234 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
18237 * doc/invoke.texi (-mconsole): New.
18239 (-mno-cygwin): New.
18241 (-mnop-fun-dllimport): New.
18245 (sub section "i386 and x86-64 Windows Options"): New.
18247 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
18249 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
18250 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
18252 2009-03-25 Richard Guenther <rguenther@suse.de>
18254 PR middle-end/39497
18255 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
18258 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
18260 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
18261 neither of haifa/selective schedulers are working.
18263 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18265 * doc/invoke.texi (Debugging Options): Fix description of
18266 -fno-merge-debug-strings.
18268 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
18270 * config/cris/libgcc.ver: New version-script.
18271 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
18273 * configure.ac <GAS features, nop mnemonic>: Add pattern
18274 crisv32-*-* for "nop".
18275 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
18276 * configure: Regenerate.
18278 2009-03-24 Ira Rosen <irar@il.ibm.com>
18280 PR tree-optimization/39529
18281 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
18282 mark_sym_for_renaming for the tag copied to the new vector
18285 2009-03-24 Arthur Loiret <aloiret@debian.org>
18287 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
18288 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
18289 EXTRA_SPEC_FUNCTIONS.
18290 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
18291 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
18292 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
18293 -march and -mtune options.
18295 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
18297 * config/m68k/t-rtems: Add m5329 multilib.
18299 2009-03-24 Dodji Seketeli <dodji@redhat.com>
18300 Jakub Jelinek <jakub@redhat.com>
18303 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
18306 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18309 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
18310 instead of c_parser_expression_conv, if original_code isn't one of the
18311 4 allowed comparison codes, fail.
18313 2009-03-23 Richard Guenther <rguenther@suse.de>
18315 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
18316 * tree.h (struct tree_type): Likewise.
18317 * reload.h (struct insn_chain): Likewise.
18318 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
18319 * function.h (struct function): Likewise.
18320 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
18322 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18324 PR tree-optimization/39516
18325 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
18327 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
18329 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
18330 should be set true if BITS_PER_WORD of target is bigger than 32
18332 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
18334 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
18335 Translate -B-options to -rpath-link. Correct existing
18336 rpath-link and conditionalize on !nostdlib.
18338 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18340 * doc/extend.texi (Function Attributes, Variable Attributes):
18342 * doc/invoke.texi (Debugging Options, Optimize Options)
18343 (i386 and x86-64 Options, MCore Options): Likewise.
18345 2009-03-20 Jakub Jelinek <jakub@redhat.com>
18348 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
18349 it for block local namespace aliases.
18350 (gen_decl_die): Pass context_die to gen_namespace_die.
18352 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18355 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
18356 minimum or maximum value.
18358 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
18360 * reginfo.c (globalize_reg): Recompute derived reg sets.
18362 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
18365 * libgcc2.c (mprotect): Do not use signed arguments for
18366 VirtualProtect, use DWORD arguments. Also fix the 'may
18367 be used uninitialized' warning for the np variable.
18369 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18372 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
18373 functions using regparm calling conventions when not optimizing.
18374 (ix86_function_sseregparm): Similarly for sseregparm calling
18377 2009-03-19 Li Feng <nemokingdom@gmail.com>
18379 PR middle-end/39500
18380 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
18381 dependence if the first conflict is after niter iterations.
18383 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
18385 PR middle-end/38609
18386 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
18387 functions with dynamic stack-pointer adjustments.
18389 2009-03-19 Ben Elliston <bje@au.ibm.com>
18391 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
18392 option; change to -msdata=data.
18394 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18396 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
18399 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
18402 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
18404 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
18406 * doc/invoke.texi (Code Gen Options): Expand discussion of
18409 2009-03-18 Jakub Jelinek <jakub@redhat.com>
18411 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
18412 * matrix-reorg.c (struct matrix_info): Likewise.
18413 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
18414 * rtl.h (struct mem_attrs): Likewise.
18415 * df.h (struct df): Likewise.
18416 * tree-data-ref.h (struct data_dependence_relation): Likewise.
18417 * ira-int.h (struct ira_allocno): Likewise.
18418 * df-scan.c (struct df_collection_rec): Likewise.
18419 * ira.c (struct equivalence): Likewise.
18420 * function.c (struct temp_slot): Likewise.
18421 * cfgloop.h (struct loop): Likewise.
18424 * function.c (use_register_for_decl): When not optimizing, disregard
18425 register keyword for variables with types containing methods.
18427 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
18429 PR middle-end/39447
18430 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
18431 (is_simple_operand): Call contains_component_ref_p before calling data
18432 reference analysis that would fail on COMPONENT_REFs.
18434 * tree-vrp.c (search_for_addr_array): Fix formatting.
18436 2009-03-18 Richard Guenther <rguenther@suse.de>
18438 * tree-vect-transform.c (vect_loop_versioning): Fold the
18439 generated comparisons.
18440 * tree-vectorizer.c (set_prologue_iterations): Likewise.
18441 (slpeel_tree_peel_loop_to_edge): Likewise.
18443 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18445 PR middle-end/37805
18446 * opts.c (print_specific_help): In addition to `undocumented',
18447 accept `separate' and `joined' flags if passed alone. Describe
18448 output by the first matched one of those.
18449 (common_handle_option): Skip over empty strings.
18450 * gcc.c (display_help): Fix help string for `--help='.
18451 * doc/invoke.texi (Option Summary, Overall Options): With
18452 `--help=', classes and qualifiers can both be repeated, but
18453 only the latter can be negated. One should not pass only
18454 negated qualifiers. Fix markup and examples.
18457 2008-10-14 Jakub Jelinek <jakub@redhat.com>
18458 PR middle-end/37805
18459 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
18460 and -fhelp=separate.
18462 2009-03-17 Jing Yu <jingyu@google.com>
18464 PR middle-end/39378
18465 * function.h (struct rtl_data): Move is_thunk from here...
18466 (struct function): ...to here.
18467 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
18468 * varasm.c (assemble_start_function): Change is_thunk from crtl to
18470 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
18472 (alpha_does_function_need_gp, alpha_start_function): Likewise.
18473 (alpha_output_function_end_prologue): Likewise.
18474 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
18475 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
18476 (rs6000_output_function_epilogue): Likewise.
18477 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
18479 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
18482 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
18483 from different units in a single alternative.
18484 (*truncdfsf_i387): Ditto.
18485 (*truncxfsf2_mixed): Ditto.
18486 (*truncxfdf2_mixed): Ditto.
18488 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18490 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18491 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18494 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18495 unused non-artificial variables when not optimizing.
18498 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
18499 DW_TAG_imported_module even if decl is IMPORTED_DECL with
18500 NAMESPACE_DECL in its DECL_INITIAL.
18502 PR middle-end/39443
18503 * optabs.c (set_user_assembler_libfunc): New function.
18504 * expr.h (set_user_assembler_libfunc): New prototype.
18505 * c-common.c: Include libfuncs.h.
18506 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
18507 for memcmp, memset, memcpy, memmove and abort.
18508 * Makefile.in (c-common.o): Depend on libfuncs.h.
18511 * dwarf2out.c (gen_inlined_enumeration_type_die,
18512 gen_inlined_structure_type_die, gen_inlined_union_type_die,
18513 gen_tagged_type_instantiation_die): Removed.
18514 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
18517 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18520 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18522 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18523 (check-parallel-%): Ditto.
18524 (check-consistency): Ditto.
18526 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18528 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18529 local variable rhs by NULL_TREE.
18531 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18534 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18536 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18539 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18541 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18544 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18545 for ms->sysv ABI calls only in 64bit mode.
18547 * config/i386/i386.md (untyped_call): Support 32bit.
18549 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18551 * doc/extend.texi: Replace x86_65 with x86_64.
18553 2009-03-16 Jakub Jelinek <jakub@redhat.com>
18555 PR tree-optimization/39455
18556 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
18557 mismatches for POINTER_TYPE_P (type).
18558 (number_of_iterations_le): Likewise.
18560 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18562 * config/picochip/picochip.c: Removed profiling support.
18563 * config/picochip/picochip.md: Removed profiling instruction.
18564 * config/picochip/picochip.h: Removed profiling builtin.
18566 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18568 * doc/install.texi (--with-host-libstdcxx): Document.
18570 2009-03-14 Anatoly Sokolov <aesok@post.ru>
18573 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
18574 generate a warning if the function name does not begin with
18575 "__vector" and the function has either the 'signal' or 'interrupt'
18576 attribute, from here to ...
18577 (avr_declare_function_name): ...here. New function.
18578 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
18579 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
18581 2009-03-14 Jakub Jelinek <jakub@redhat.com>
18584 * cse.c (fold_rtx): Don't modify original const_arg1 when
18585 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
18586 separate variable instead.
18587 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
18588 from out of range shift counts.
18589 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18591 2009-03-13 Catherine Moore <clm@codesourcery.com>
18593 * config/i386/x-mingw32 (host-mingw32.o): Replace
18594 diagnostic.h with $(DIAGNOSTIC_H).
18596 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18599 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18601 * config/i386/sync.md (sync_compare_and_swap<mode>,
18602 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18603 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18605 (sync_double_compare_and_swapdi_pic,
18606 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18607 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18609 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18612 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18614 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18617 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18618 (avx_addsubv4df3): Likewise.
18619 (*avx_addsubv4sf3): Likewise.
18620 (sse3_addsubv4sf3): Likewise.
18622 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18625 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18627 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18630 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18631 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18632 registers for allocnos created from user-defined variables.
18634 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18637 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18638 of non-integer mode as well.
18640 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18642 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18643 for functions for which the parameter types are unknown.
18645 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18648 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18649 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18650 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18651 * config/i386/i386.c (ix86_local_alignment): For
18652 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18653 long long variables on the stack to avoid dynamic realignment.
18654 Allow the first argument to be a decl rather than type.
18655 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18657 2009-03-11 Nick Clifton <nickc@redhat.com>
18660 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18662 Add description to mno-lsim option.
18663 * config/mcore/mcore.h: Remove comment about deprecated m4align
18665 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18666 * doc/invoke.texi: Add description of mno-lsim and
18667 mstack-increment options.
18669 * config/fr30/fr30.opt: Document the -mno-lsim option.
18670 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18671 and -mno-lsim options.
18673 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18675 * fold-const.c (fold_comparison): Only call fold_inf_compare
18676 if the mode supports infinities.
18678 2009-03-11 Jason Merrill <jason@redhat.com>
18681 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18682 end already did. Notice GIMPLE_CALL modifications of the result.
18683 Don't copy debug information from an ignored decl or a decl from
18686 2009-03-10 Richard Guenther <rguenther@suse.de>
18687 Nathan Froyd <froydnj@codesourcery.com>
18689 PR middle-end/37850
18690 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18691 (__divMODE3): Likewise.
18693 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18695 PR tree-optimization/39394
18696 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18697 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18699 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18701 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18702 inline asms for register asm ("") declarations.
18704 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18706 * fold-const.c (fold_unary): Fix comment.
18708 2009-03-07 Jan Hubicka <jh@suse.cz>
18711 * tree-inline.c (setup_one_parameter): Do replacement of const
18712 argument by constant in SSA form.
18714 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18716 PR middle-end/38028
18717 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18718 determine alignment passed to assign_stack_local.
18719 (assign_parms_unsplit_complex): Likewise.
18720 * except.c (sjlj_build_landing_pads): Likewise.
18722 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18724 PR middle-end/39360
18725 * tree-flow.h (add_referenced_var): Return bool instead of void.
18726 * tree-dfa.c (add_referenced_var): Return result of
18727 referenced_var_check_and_insert call.
18728 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18729 of referenced_var_check_and_insert.
18732 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18733 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18734 DIE, don't emit it if abstract origin already has it.
18735 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18736 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18738 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18740 * genpreds.c (needs_variable): Fix parentheses at variable name
18742 (write_tm_constrs_h): Indent generated code.
18744 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18746 * doc/extend.texi (Function Attributes): Add documentation
18747 for isr attributes.
18749 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18752 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18753 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18755 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18757 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18760 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18763 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18764 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18766 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18768 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18769 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18770 constants instead of magic numbers.
18771 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18773 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18774 (x86_64_ms_abi_int_parameter_registers): Ditto.
18775 (x86_64_int_return_registers): Ditto.
18776 (ix86_maybe_switch_abi): Ditto.
18777 (ix86_expand_call): Ditto for clobbered_registers array.
18778 (ix86_hard_regno_mode_ok): Ditto.
18779 (x86_extended_QIreg_mentioned_p): Ditto.
18781 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18783 PR tree-optimization/39349
18784 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18786 * combine.c (gen_lowpart_for_combine): Use omode when generating
18789 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18791 PR rtl-optimization/39235
18792 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18794 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18796 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18798 2009-03-04 Richard Guenther <rguenther@suse.de>
18800 PR tree-optimization/39362
18801 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18802 that occur in abnormal PHIs should be varying.
18804 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18806 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18808 (simple_iv): Take loop as an argument instead of statement.
18809 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18810 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18812 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18814 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18815 * matrix-reorg.c (analyze_transpose): Ditto.
18816 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18817 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18818 * tree-predcom.c (ref_at_iteration): Ditto.
18819 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
18821 2009-03-04 Richard Guenther <rguenther@suse.de>
18823 PR tree-optimization/39358
18824 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
18825 escaped_id and callused_id.
18826 (solve_graph): Likewise.
18828 2009-03-04 Richard Guenther <rguenther@suse.de>
18830 PR tree-optimization/39339
18831 * tree-sra.c (try_instantiate_multiple_fields): Make it
18832 no longer ICE on the above.
18834 2009-03-03 Joseph Myers <joseph@codesourcery.com>
18836 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
18837 that fits within Pmode.
18839 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18841 PR middle-end/10109
18842 * tm.texi (LIBCALL_VALUE): Update description.
18844 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18846 PR middle-end/34443
18847 * doc/extend.texi (section): Update description.
18849 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
18851 PR middle-end/39345
18852 * tree-inline.c (remapped_type): New.
18853 (can_be_nonlocal): Call remapped_type instead of remap_type.
18855 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18858 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
18859 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
18861 2009-03-03 Richard Guenther <rguenther@suse.de>
18863 PR middle-end/39272
18864 * tree.c (tree_nonartificial_location): New function.
18865 * tree.h (tree_nonartificial_location): Declare.
18866 * builtins.c (expand_builtin_memory_chk): Provide location
18867 of the call location for artificial function pieces.
18868 (maybe_emit_chk_warning): Likewise.
18869 (maybe_emit_sprintf_chk_warning): Likewise.
18870 (maybe_emit_free_warning): Likewise.
18871 * expr.c (expand_expr_real_1): Likewise.
18873 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18875 PR tree-optimization/39343
18876 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
18877 COMPONENT_REF t has ARRAY_TYPE.
18879 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
18881 PR middle-end/39335
18882 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
18883 when the type precision of the induction variable should be
18884 larger than the type precision of nit.
18885 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
18886 * graphite.c (graphite_loop_normal_form): Same.
18887 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
18889 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18891 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
18892 (*call_1_rex64_ms_sysv): Use named constants instead of magic
18893 numbers to describe clobbered registers.
18894 (*call_value_0_rex64_ms_sysv): Ditto.
18895 * config/i386/mmx.md (mmx_emms): Ditto.
18896 (mmx_femms): Ditto.
18898 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
18900 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
18903 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18905 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
18906 (spu_section_type_flags): New function.
18908 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18910 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
18911 reg_class_contents of FLOAT_REGS into a temporary.
18913 2009-03-02 Richard Guenther <rguenther@suse.de>
18914 Ira Rosen <irar@il.ibm.com>
18916 PR tree-optimization/39318
18917 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
18918 information to the vectorized statement.
18920 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
18922 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
18923 variable. Use defined names instead of magic constants for REX SSE
18926 2009-03-01 Richard Guenther <rguenther@suse.de>
18928 PR tree-optimization/39331
18929 * omp-low.c (lower_send_shared_vars): Do not receive new
18930 values for the reference of DECL_BY_REFERENCE parms or results.
18932 2009-03-01 Jan Hubicka <jh@suse.cz>
18935 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
18936 BLOCK_NONLOCALIZED_VAR): New macros.
18937 (tree_block): Add nonlocalized_vars.
18938 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
18939 gen_decl_die): Add origin argument. Allow generation of die with
18940 origin at hand only.
18941 (gen_member_die, gen_type_die_with_usage, force_decl_die,
18942 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
18944 (gen_block_die): Fix checking for unused blocks.
18945 (process_scope_var): Break out from .... ; work with origins only.
18946 (decls_for_scope) ... here; process nonlocalized list.
18947 (dwarf2out_ignore_block): Look for nonlocalized vars.
18948 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
18950 (dump_scope_block): Dump them.
18951 * tree-inline.c (remap_decls): Handle nonlocalized vars.
18952 (remap_block): Likewise.
18953 (can_be_nonlocal): New predicate.
18954 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
18956 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18958 * configure: Regenerate.
18960 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18962 * optc-gen.awk: No need to duplicate option flags twice.
18963 Reuse help texts for duplicate options which do not have any.
18965 * gcc.c (display_help): Document --version.
18967 * gcc.c (main): If print_help_list and verbose_flag, ensure
18968 driver output comes before subprocess output.
18970 * optc-gen.awk: Assign all remaining fields to help string,
18971 space-separated, for multi-line help in *.opt.
18973 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
18974 -Wno-pedantic-ms-format is for MinGW targets only.
18976 * doc/options.texi (Option file format): Fix bad indentation,
18977 restoring dropped sentence.
18979 2009-02-28 Jan Hubicka <jh@suse.cz>
18981 * tree-inline.c (tree_function_versioning): Output debug info.
18983 2009-02-28 Jan Hubicka <jh@suse.cz>
18986 * tree-inline.c (setup_one_parameter): Do not copy propagate
18987 arguments when not optimizing.
18989 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
18992 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18993 (avx_addsubv4df3): Likewise.
18994 (*avx_addsubv4sf3): Likewise.
18995 (sse3_addsubv4sf3): Likewise.
18996 (*avx_addsubv2df3): Likewise.
18997 (sse3_addsubv2df3): Likewise.
18998 (avx_unpckhps256): Correct item selectors.
18999 (avx_unpcklps256): Likewise.
19000 (avx_unpckhpd256): Likewise.
19001 (avx_unpcklpd256): Likewise.
19003 2009-02-28 Jan Hubicka <jh@suse.cz>
19005 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
19007 (copy_arguments_for_versioning): If var is declared don't declare it.
19008 (tree_function_versioning): First setup substitutions and then copy
19011 2009-02-27 Jan Hubicka <jh@suse.cz>
19014 * cgraph.h (varpool_output_debug_info): Remove.
19015 * cgraphunit.c (varpool_output_debug_info): Remove.
19016 * dwarf2out.c (deferred_locations_struct): New struct
19017 (deferred_locations): New type.
19018 (deferred_locations_list): New static var.
19019 (deffer_location): New function.
19020 (gen_variable_die): Use it.
19021 (decls_for_scope): Output info on local static vars.
19022 (dwarf2out_finish): Process deferred locations.
19023 * varpool.c (varpool_output_debug_info): Remove.
19025 2009-02-27 Jan Hubicka <jh@suse.cz>
19028 * tree.h (TREE_PROTECTED): Fix comment.
19029 (BLOCK_HANDLER_BLOCK): Remove.
19030 (struct tree_block): Remove handler_block add body_block.
19031 (inlined_function_outer_scope_p): New.
19032 (is_body_block): Remove.
19033 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
19034 * dwarf2out.c (is_inlined_entry_point): Remove.
19035 (add_high_low_attributes): Use inlined_function_outer_scope_p.
19036 (gen_block_die): Use is_inlined_entry_point check. Remove body block
19038 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
19039 * gimplify.c (gimplify_expr): Gimplify body blocks.
19040 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
19041 block with multiple subblocks.
19042 (dump_scope_block): Prettier output; dump more flags and info.
19043 (dump_scope_blocks): New.
19044 (remove_unused_locals): Use dump_scope_blocks.
19045 * tree-flow.h (dump_scope_blocks): Declare.
19046 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
19047 * stmt.c (is_body_block): Remove.
19048 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
19049 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
19051 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
19053 PR middle-end/39308
19054 * graphite.c (graphite_loop_normal_form): Do not call
19055 number_of_iterations_exit from a gcc_assert.
19057 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19059 * config/s390/s390.c (s390_swap_cmp): Look for conditional
19060 jumps if COND is NULL.
19061 (find_cond_jump): New function.
19062 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
19063 * config/s390/s390.md: Remove z10_cobra attribute value.
19065 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
19067 * config/alpha/alpha.h (alpha_expand_mov): Return false if
19068 force_const_mem returns NULL_RTX.
19070 2009-02-26 Jan Hubicka <jh@suse.cz>
19073 * cgraph.h (varpool_output_debug_info): Remove.
19074 * cgraphunit.c (varpool_output_debug_info): Remove.
19075 * dwarf2out.c (deferred_locations_struct): New struct
19076 (deferred_locations): New type.
19077 (deferred_locations_list): New static var.
19078 (deffer_location): New function.
19079 (gen_variable_die): Use it.
19080 (decls_for_scope): Output info on local static vars.
19081 (dwarf2out_finish): Process deferred locations.
19082 * varpool.c (varpool_output_debug_info): Remove.
19084 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
19086 PR rtl-optimization/39241
19087 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
19088 to subreg_offset_representable_p.
19090 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19092 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
19093 execute function prototype. Get f and nregs from max_reg_num
19094 and get_insns. Remove the first backward pass as it's dead,
19095 guard the forward pass by flag_expensive_optimizations.
19096 (rest_of_handle_regmove): Delete.
19097 (pass_regmove): Replace it with regmove_optimize.
19099 2009-02-25 Martin Jambor <mjambor@suse.cz>
19101 PR tree-optimization/39259
19102 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
19103 calls_alloca function flags.
19104 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
19105 calls are detected.
19107 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19109 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
19110 flags_set_1_rtx, flags_set_1_set): Delete.
19111 (regmove_optimize): Do not call mark_flags_life_zones.
19113 2009-02-24 Julian Brown <julian@codesourcery.com>
19116 * config/arm/arm.c (require_pic_register): Only set
19117 cfun->machine->pic_reg once per function.
19119 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
19121 * doc/invoke.texi (Link Options): Document an easier way to pass
19122 options that take arguments to the GNU linker using -Xlinker and -Wl.
19124 2009-02-24 Steve Ellcey <sje@cup.hp.com>
19127 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
19129 2009-02-24 Richard Guenther <rguenther@suse.de>
19132 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
19134 2009-02-24 Richard Guenther <rguenther@suse.de>
19135 Zdenek Dvorak <ook@ucw.cz>
19137 PR tree-optimization/39233
19138 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
19139 from converting them to a generic type.
19141 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
19143 PR tree-optimization/39260
19144 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
19145 contains a condition with a real type.
19146 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
19148 2009-02-23 Jason Merrill <jason@redhat.com>
19151 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
19152 narrowing_initializer_constant_valid_p.
19153 (narrowing_initializer_constant_valid_p): Don't return
19154 null_pointer_node for adding a pointer to itself.
19156 2009-02-23 Jan Hubicka <jh@suse.cz>
19159 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
19162 2009-02-23 Jan Hubicka <jh@suse.cz>
19164 PR tree-optimization/37709
19165 * tree.c (block_ultimate_origin): Move here from dwarf2out.
19166 * tree.h (block_ultimate_origin): Declare.
19167 * dwarf2out.c (block_ultimate_origin): Move to tree.c
19168 * tree-ssa-live.c (remove_unused_scope_block_p):
19169 Eliminate blocks containig no instructions nor live variables nor
19171 (dump_scope_block): New function.
19172 (remove_unused_locals): Enable removal of dead blocks by default;
19173 enable dumping at TDF_DETAILS.
19175 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19177 * config/i386/i386.c (classify_argument): Don't allow COImode
19179 (function_arg_advance_32): Don't allow OImode.
19180 (function_arg_32): Likewise.
19181 (function_value_32): Likewise.
19182 (return_in_memory_32): Likewise.
19183 (function_arg_64): Remove OImode comment.
19185 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19188 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19189 ix86_expand_vector_set for V4DImode in 64bit mode only.
19190 (ix86_expand_vector_init_one_var): Likewise.
19192 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
19194 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
19196 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19199 * loop-iv.c: Revert last change.
19200 * emit-rtl.c: Likewise.
19202 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19205 * config/i386/i386.c (type_natural_mode): Remove an extra
19206 space in the warning message.
19207 (function_value_32): Handle 32-byte vector modes.
19208 (return_in_memory_32): Likewise.
19210 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19212 * loop-iv.c (truncate_value): New function.
19213 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
19215 (lowpart_subreg): Move to...
19216 * emit-rtl.c: ...here.
19218 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
19220 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
19221 accidental and undocumented change at revision 140860.
19223 2009-02-21 Joseph Myers <joseph@codesourcery.com>
19225 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
19226 take gimple_seq * arguments.
19227 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
19228 types_compatible_p langhook.
19230 2009-02-20 Mark Mitchell <mark@codesourcery.com>
19231 Joseph Myers <joseph@codesourcery.com>
19233 * config/arm/arm.c (arm_builtin_va_list): New function.
19234 (arm_expand_builtin_va_start): Likewise.
19235 (arm_gimplify_va_arg_expr): Likewise.
19236 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
19237 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
19238 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
19239 (va_list_type): New variable.
19240 (arm_mangle_type): Mangle va_list_type appropriately.
19242 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19244 PR middle-end/39157
19245 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
19246 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
19247 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
19248 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
19249 parameter to 1000 for -O1 by default.
19250 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
19252 * loop-invariant.c: Include params.h.
19253 (move_loop_invariants): Don't call move_single_loop_invariants on
19256 2009-02-20 Jaka Mocnik <jaka@xlab.si>
19258 * calls.c (emit_library_call_value_1): Use slot_offset instead of
19259 offset when calculating bounds for indexing stack_usage_map. Fixes
19260 a buffer overflow with certain target setups.
19262 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19265 * calls.c (expand_call): Clear try_tail_call if caller and callee
19266 disagree in promotion of function return value.
19268 2009-02-19 Jakub Jelinek <jakub@redhat.com>
19271 * c-common.c (c_determine_visibility): If visibility changed and
19272 DECL_RTL has been already set, call make_decl_rtl to update symbol
19275 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
19278 * varasm.c (assemble_variable): Don't check DECL_NAME when
19279 globalizing a variable.
19281 2009-02-19 Joseph Myers <joseph@codesourcery.com>
19284 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
19285 expression before any __builtin_trap call.
19286 * c-typeck.c (build_function_call): Convert and check function
19287 arguments before generating a call to a trap. Evaluate the
19288 function arguments before the trap.
19290 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
19293 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
19294 (UNSPEC_FXAM_MEM): New unspec.
19295 (fxam<mode>2_i387_with_temp): New insn and split pattern.
19296 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
19297 memory using fxam<mode>2_i387_with_temp to remove excess precision.
19299 2009-02-19 Richard Guenther <rguenther@suse.de>
19301 PR tree-optimization/39207
19302 PR tree-optimization/39074
19303 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
19304 storedanything_tree): New.
19305 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
19306 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
19307 (build_succ_graph): Add edges from STOREDANYTHING to all
19309 (init_base_vars): Initialize STOREDANYTHING.
19310 (compute_points_to_sets): Free substitution info after
19311 building the succ graph.
19312 (ipa_pta_execute): Likewise.
19314 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
19316 (do_ds_constraint): Do not add to special var or non-pointer
19318 (type_could_have_pointers): Split out from ...
19319 (could_have_pointers): ... here. For arrays use the element type.
19320 (create_variable_info_for): Initialize may_have_pointers.
19321 (new_var_info): Likewise.
19322 (handle_lhs_call): Make the HEAP variable unknown-sized.
19323 (intra_create_variable_infos): Use a type with pointers for
19324 PARM_NOALIAS, make it unknown-sized.
19326 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
19329 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
19331 2009-02-18 Jason Merrill <jason@redhat.com>
19334 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
19335 value if DECL_EXTERNAL.
19336 * tree-sra.c (sra_walk_gimple_assign): Likewise.
19337 * target.h (gcc_target::binds_local_p): Clarify "module".
19338 * tree.h (TREE_PUBLIC): Clarify "module".
19340 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
19343 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
19344 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
19346 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
19349 * c.opt (Wabi): Support C and ObjC.
19352 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
19354 * config/i386/i386.c (classify_argument): Warn once about the ABI
19355 change when passing union with long double.
19357 * doc/invoke.texi: Update -Wabi for warning psABI changes.
19359 2009-02-18 Joseph Myers <joseph@codesourcery.com>
19362 * c-parser.c (c_parser_compound_statement): Always enter and leave
19365 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19368 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
19370 2009-02-18 Jakub Jelinek <jakub@redhat.com>
19372 PR tree-optimization/36922
19373 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
19374 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
19377 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19379 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
19382 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19384 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
19386 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19388 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
19391 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
19392 Richard Sandiford <rdsandiford@googlemail.com>
19394 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
19395 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
19396 (loongson_biadd): ...this.
19398 2009-02-17 Richard Guenther <rguenther@suse.de>
19400 PR tree-optimization/39202
19401 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
19402 a var make sure to follow existing collapses.
19404 2009-02-17 Richard Guenther <rguenther@suse.de>
19406 PR middle-end/39214
19407 * langhooks.c (lhd_print_error_function): Check for NULL block.
19409 2009-02-17 Richard Guenther <rguenther@suse.de>
19411 PR tree-optimization/39204
19412 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
19415 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
19417 * config/soft-fp/double.h: Update from glibc CVS.
19419 2009-02-17 Richard Guenther <rguenther@suse.de>
19421 PR tree-optimization/39207
19422 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
19423 strict-aliasing warnings for pointers pointing to NULL.
19425 2009-02-16 Joseph Myers <joseph@codesourcery.com>
19428 * c-parser.c (c_parser_braced_init): Call pop_init_level when
19429 skipping until next close brace.
19431 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
19434 * config/i386/i386.c (ix86_expand_push): Set memory alignment
19435 to function argument boundary.
19437 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19439 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
19440 in the lea_add. Reload eventually constraints it properly.
19441 * config/picochip/constraints.md: Remove the target constraint
19442 "b", since it is not needed anymore.
19444 2009-02-16 Jakub Jelinek <jakub@redhat.com>
19446 * gthr-dce.h: Uglify function parameter and local variable names.
19447 * gthr-gnat.h: Likewise.
19448 * gthr-mipssde.h: Likewise.
19449 * gthr-nks.h: Likewise.
19450 * gthr-posix95.h: Likewise.
19451 * gthr-posix.h: Likewise.
19452 * gthr-rtems.h: Likewise.
19453 * gthr-single.h: Likewise.
19454 * gthr-solaris.h: Likewise.
19455 * gthr-tpf.h: Likewise.
19456 * gthr-vxworks.h: Likewise.
19457 * gthr-win32.h: Likewise.
19459 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
19462 * config/i386/i386.md: Restrict the new peephole2 to move
19463 between MMX/SSE registers.
19465 2009-02-15 Richard Guenther <rguenther@suse.de>
19468 2009-02-13 Richard Guenther <rguenther@suse.de>
19470 * configure.ac: Enable LFS.
19471 * configure: Re-generate.
19472 * config.in: Likewise.
19474 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19476 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
19477 spu_srqwbyte, spu_srqwbytebc): Define.
19478 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
19479 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
19480 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
19481 "shrqby_<mode>"): New insn-and-split patterns.
19482 * config/spu/spu.c (expand_builtin_args): Determine and return
19483 number of operands using spu_builtin_description data.
19484 (spu_expand_builtin_1): Use it.
19486 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19489 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19492 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19495 * config/i386/i386.c (override_options): Correct warning
19496 messages for -malign-loops, -malign-jumps and -malign-functions.
19498 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19501 * config/i386/i386.md: Restrict the new peephole2 to move
19502 between the general purpose registers.
19504 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19507 * config/i386/i386.c (type_natural_mode): Add a new argument.
19508 Return the original mode and warn ABI change if vector size is 32byte.
19509 (function_arg_advance): Updated.
19510 (function_arg): Likewise.
19511 (ix86_function_value): Likewise.
19512 (ix86_return_in_memory): Likewise.
19513 (ix86_sol10_return_in_memory): Likewise.
19514 (ix86_gimplify_va_arg): Likewise.
19515 (function_arg_32): Don't warn ABX ABI change here.
19516 (function_arg_64): Likewise.
19518 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19520 * loop-iv.c (implies_p): In the final case, test that operands 0
19521 of the two comparisons match.
19523 * config/bfin/bfin.c (find_prev_insn_start): New function.
19524 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
19525 (find_next_insn_start): Move.
19527 2009-02-13 Richard Guenther <rguenther@suse.de>
19529 * configure.ac: Enable LFS.
19530 * configure: Re-generate.
19531 * config.in: Likewise.
19533 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19536 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19537 sizes on syntax error after some arguments have been parsed.
19539 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19541 * doc/invoke.texi (-fira): Remove.
19543 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19545 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19546 * recog.c: Likewise.
19549 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
19551 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
19552 (umul_ppmm): Likewise.
19553 (count_leading_zeros): Likewise.
19554 (count_trailing_zeros): Likewise.
19555 (UMUL_TIME): Likewise.
19557 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19559 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19560 soft-fp/t-softfp to tmake_file.
19562 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
19563 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
19564 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
19565 IA64_BUILTIN_INFQ]: New.
19566 (ia64_init_builtins): Initialize __builtin_infq,
19567 __builtin_fabsq and __builtin_copysignq if not HPUX.
19568 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
19569 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
19571 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19573 (__fixtfti): Likewise.
19574 (__fixunstfti): Likewise.
19575 (__floattitf): Likewise.
19577 * config/ia64/libgcc-glibc.ver: New.
19578 * config/ia64/t-fprules-softfp: Likewise.
19579 * config/ia64/sfp-machine.h: Likewise.
19581 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19582 (LIBGCC2_TF_CEXT): Likewise.
19583 (TF_SIZE): Likewise.
19584 (TARGET_INIT_LIBFUNCS): Likewise.
19586 * config/ia64/t-glibc (SHLINB_MAPFILES):
19587 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19589 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19591 * config/i386/i386.c (construct_container): Rewrite processing
19592 BLKmode with X86_64_SSE_CLASS.
19594 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19597 * config/i386/i386.md: Replace simplify_replace_rtx with
19598 replace_rtx in the new peephole2.
19600 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19602 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19603 loop unrolling do not happen at -O2.
19605 2009-02-12 Michael Matz <matz@suse.de>
19607 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19609 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19611 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19614 2009-02-12 Ben Elliston <bje@au.ibm.com>
19616 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19617 patterns when updating the back chain. Missed in the 2009-02-10
19620 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19622 * doc/extend.texi (Decimal Floating Types): Update identifier of
19623 draft TR and list of missing support.
19625 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19627 PR middle-end/39154
19628 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19629 bit to variable length decl's flags, add it also to its
19630 pointer replacement variable.
19632 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19633 Jakub Jelinek <jakub@redhat.com>
19636 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19637 (memory_blockage): New expander.
19638 (*memory_blockage): New insn pattern.
19639 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19640 instead of general blockage at the end of function prologue when
19641 frame pointer is used to access red zone area. Do not emit blockage
19642 when profiling, it is emitted in generic code.
19643 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19644 function epilogue when frame pointer is used to access red zone area.
19646 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19649 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19650 by arithmetic with memory operands.
19651 * config/i386/predicates.md (commutative_operator): New.
19653 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19655 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19658 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19660 * alias.h (record_alias_subset): Declare.
19661 * alias.c (record_alias_subset): Make global.
19663 2009-02-10 Nick Clifton <nickc@redhat.com>
19665 * tree-parloops.c: Change license to GPLv3.
19666 * ipa-struct-reorg.c: Change license to GPLv3.
19667 * ipa-struct-reorg.h: Change license to GPLv3.
19669 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19672 * c-decl.c (start_struct): Return NULL on error.
19674 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19676 PR middle-end/39124
19677 * cfgloopmanip.c (remove_path): Call remove_bbs after
19678 cancel_loop_tree, not before it.
19681 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19682 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19683 VAR_DECLs were seen.
19684 * tree-ssa-live.c (remove_unused_locals): Recompute
19685 cfun->has_local_explicit_reg_vars.
19686 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19687 copies or clearings if cfun->has_local_explicit_reg_vars.
19689 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19692 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19693 of function prologue when frame pointer is used to access
19696 2009-02-10 Richard Guenther <rguenther@suse.de>
19698 PR middle-end/39127
19699 * gimplify.c (gimple_regimplify_operands): Always look if
19700 we need to create a temporary.
19702 2009-02-10 Richard Guenther <rguenther@suse.de>
19704 PR tree-optimization/39132
19705 * tree-loop-distribution.c (todo): New global var.
19706 (generate_memset_zero): Trigger TODO_rebuild_alias.
19707 (tree_loop_distribution): Return todo.
19709 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19712 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19713 (x86_64_reg_class_name): Removed.
19714 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19715 first one isn't X86_64_SSE_CLASS or any other ones aren't
19716 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19717 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19718 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19719 and 3 X86_64_SSEUP_CLASS.
19720 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19721 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19723 2009-02-10 Ben Elliston <bje@au.ibm.com>
19725 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19726 form instruction to update the stack back chain word, even if the
19727 user has disabled the generation of update instructions.
19728 (movdi_<mode>_update_stack): New.
19729 (movsi_update_stack): Likewise.
19730 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19731 always use an update form instruction to update the stack back
19734 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19736 PR middle-end/38953
19737 * graphite.c (if_region_set_false_region): After moving a region in
19738 the false branch of a condition, remove the empty dummy basic block.
19739 (gloog): Remove wrong fix for PR38953.
19741 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19743 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19744 generation due to implicit sign extension.
19746 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19748 PR middle-end/38981
19749 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19750 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19752 2009-02-09 Richard Guenther <rguenther@suse.de>
19754 PR middle-end/35202
19755 * convert.c (convert_to_real): Disable (float)fn((double)x)
19756 to fnf(x) conversion if errno differences may occur and
19757 -fmath-errno is set.
19759 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19761 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19762 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19763 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19765 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19768 * c-common.c (handle_alias_attribute): Disallow attribute for
19769 anything not a FUNCTION_DECL or VAR_DECL.
19771 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19774 * real.c (do_compare): Special-case compare of zero against
19775 decimal float value.
19777 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19780 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19781 as indicating flexible array members unless the field itself is
19782 being declarared as the incomplete array.
19784 2009-02-06 Jan Hubicka <jh@suse.cz>
19786 PR tree-optimization/38844
19787 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19788 is already inlined.
19790 2009-02-06 Richard Guenther <rguenther@suse.de>
19792 PR middle-end/38977
19793 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19794 fork because we may expand it as __gcov_fork.
19796 2009-02-06 Nick Clifton <nickc@redhat.com>
19798 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19800 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19802 PR tree-optimization/35659
19803 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19804 vn_phi_eq): Shortcut if hashcode does not match.
19805 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19807 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19808 and avoid iterative_hash_expr.
19809 (FOR_EACH_VALUE_ID_IN_SET): New.
19810 (value_id_compare): Remove.
19811 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19812 sort expressions by value id.
19814 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19817 * config/sh/predicates.md (general_movsrc_operand): Don't check
19818 the subreg of system registers here.
19820 2009-02-05 Jakub Jelinek <jakub@redhat.com>
19823 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
19824 on the copied decl.
19826 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
19828 PR rtl-optimization/39110
19829 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
19830 addresses, not aligned ones.
19832 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
19833 Richard Guenther <rguenther@suse.de>
19835 PR tree-optimization/39100
19836 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
19837 comment says and add edges.
19839 2009-02-05 Joseph Myers <joseph@codesourcery.com>
19842 * c-common.c (handle_tls_model_attribute): Ignore attribute for
19843 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
19845 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
19847 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
19848 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
19849 register_bb_in_sese, new_sese, free_sese): Moved.
19850 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
19851 outermost_loop_in_scop, build_scop_iteration_domain,
19852 expand_scalar_variables_ssa_name, get_vdef_before_scop,
19853 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
19854 Use loop_in_sese_p instead of loop_in_scop_p.
19855 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
19856 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
19857 (scopdet_basic_block_info): Fix bug in scop detection.
19858 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
19859 eq_loop_to_cloog_loop): Remove.
19860 (nb_loops_around_loop_in_scop, nb_loop
19861 ref_nb_loops): Moved here...
19862 * graphite.h (ref_nb_loops): ... from here.
19863 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
19864 (loop_domain_dim, loop_iteration_vector_dim): Remove.
19865 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
19866 * testsuite/gcc.dg/graphite/scop-19.c: New
19868 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
19869 Hans-Peter Nilsson <hp@axis.com>
19871 PR rtl-optimization/37889
19872 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
19873 Move offset handling from PLUS to before the switch. Use new
19874 arguments when considering SYMBOL_REFs too.
19875 (rtx_addr_can_trap_p): Pass dummy offset and size.
19876 (enum may_trap_p_flags): Remove.
19877 (may_trap_p_1): Pass size from MEM_SIZE.
19879 PR rtl-optimization/38921
19880 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
19881 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
19882 * rtlanal.c (may_trap_after_code_motion_p): Delete.
19883 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
19885 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
19887 AVX Programming Reference (January, 2009)
19888 * config/i386/sse.md (*vpclmulqdq): New.
19890 2009-02-04 Jakub Jelinek <jakub@redhat.com>
19892 PR tree-optimization/38977
19893 PR gcov-profile/38292
19894 * calls.c (special_function_p): Disregard __builtin_ prefix.
19896 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
19898 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
19899 non-indexable addresses even before reload.
19901 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19904 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
19905 as having variable size. Do not give an error for unnamed
19906 parameters with [*] declarators. Give a warning for type names
19907 with [*] declarators and mark them as variable size.
19908 * c-parser.c (c_parser_sizeof_expression): Do not give an error
19909 for sizeof applied to [*] type names.
19911 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19914 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
19916 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19918 * gcc.c (process_command): Update copyright notice dates.
19919 * gcov.c (print_version): Likewise.
19920 * gcov-dump.c (print_version): Likewise.
19921 * mips-tfile.c (main): Likewise.
19922 * mips-tdump.c (main): Likewise.
19924 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19927 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
19928 for composite type involving a zero-length array type.
19930 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19933 * function.c (match_asm_constraints_1): Skip over
19934 initial optional % in the constraint.
19936 PR inline-asm/39059
19937 * c-parser.c (c_parser_postfix_expression): If fixed point is not
19938 supported, don't accept FIXED_CSTs.
19939 * c-decl.c (finish_declspecs): Error if fixed point is not supported
19940 and _Sat is used without _Fract/_Accum. Set specs->type to
19941 integer_type_node for cts_fract/cts_accum if fixed point is not
19944 2009-02-02 Catherine Moore <clm@codesourcery.com>
19946 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
19948 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
19950 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
19951 (ABI_HAS_64BIT_SYMBOLS): Use it.
19952 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
19954 2009-02-02 Paul Brook <paul@codesourcery.com>
19956 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
19958 2009-02-02 Jakub Jelinek <jakub@redhat.com>
19960 PR inline-asm/39058
19961 * recog.h (asm_operand_ok): Add constraints argument.
19962 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
19963 recurse on matching constraint.
19964 (check_asm_operands): Pass constraints as 3rd argument to
19965 asm_operand_ok. Don't look up matching constraint here.
19966 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
19969 2009-02-02 Ben Elliston <bje@au.ibm.com>
19971 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
19972 TARGET_NARROW_VOLATILE_BITFIELD macro names.
19974 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19976 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
19977 information. Remove some obsolete information. Reorganize.
19979 * config/pa/fptr.c: Revert license to GPL 2.
19980 * config/pa/milli64.S: Likewise.
19982 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19985 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
19986 LIBRARY name in, instead of hard-coding it.
19987 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
19988 extra target make frag to tmake_files according to EH model.
19989 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
19990 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
19991 frags that define makefile variable EH_MODEL appropriately.
19992 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
19993 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
19994 to "-sjlj" according to type of EH configured.
19995 (LIBGCC_SONAME): Concatenate it to shared library base name.
19996 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
19997 to "_sjlj" according to type of EH configured.
19998 (LIBGCC_SONAME): Concatenate it to shared library base name.
19999 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
20000 (SHLIB_LINK): Add missing semicolon to if-else construct.
20001 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20002 string value of "pe_dll" command-line option.
20003 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
20004 (SHLIB_SONAME): Use it when overriding t-cygming default.
20005 (SHLIB_IMPLIB): Override t-cygming default.
20006 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
20007 string value of "pe_dll" command-line option.
20009 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
20012 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
20013 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
20015 2009-01-31 Richard Guenther <rguenther@suse.de>
20017 PR tree-optimization/38937
20018 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
20019 computing the transitive closure.
20021 2009-01-30 Richard Guenther <rguenther@suse.de>
20023 PR tree-optimization/39041
20024 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20025 Propagate variable indices only if the types match for this stmt.
20027 2009-01-30 Jakub Jelinek <jakub@redhat.com>
20030 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
20031 inline but never defined.
20033 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
20035 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
20036 (*insv_h_di_reg_extimm): New insn.
20037 (*insv_l<mode>_reg_extimm): New insn.
20039 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20041 * config/picochip/picochip.c (flag_conserve_stack): set
20042 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
20043 fconserve-stack. Reduce call-overhead used by inliner.
20045 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
20048 * common.opt (flag_conserve_stack): Initialised to zero.
20050 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
20053 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
20054 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
20057 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
20059 * ira-color.c (allocno_reload_assign): Update comments.
20060 * regmove.c (regmove_optimize): Likewise.
20064 2009-01-29 Robert Millan <rmh@aybabtu.com>
20066 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
20067 * config/i386/kopensolaris-gnu.h: New file. Undefine
20068 `MD_UNWIND_SUPPORT'.
20069 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
20071 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
20073 PR tree-optimization/39007
20074 * tree-loop-distribution.c (generate_builtin): Use
20075 recompute_dominator to compute the immediate dominator of the
20076 basic block just after the loop.
20078 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20080 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
20081 (ASM_OUTPUT_DWARF_PCREL): Define.
20083 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
20085 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
20086 * doc/passes.texi: Remove entries about regclass, local-alloc, and
20087 global. Modify entries about regmove and IRA.
20089 * ra-conflict.c: Remove the file.
20091 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
20093 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
20094 (pass_regclass_init): Rename to pass_reginfo_init.
20096 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
20098 * toplev.h (flag_ira): Remove.
20100 * caller-save.c (setup_save_areas): Remove flag_ira.
20102 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
20104 * global.c: Remove the file.
20106 * opts.c (decode_options): Remove flag_ira.
20108 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
20110 * regmove.c: Modify file description.
20111 (find_use_as_address, try_auto_increment): Define them only if
20112 AUTO_INC_DEC is defined.
20113 (replacement_quality, replace_in_call_usage, fixup_match_1,
20114 stable_and_no_regs_but_for_p): Remove.
20115 (reg_set_in_bb): Make it static.
20116 (regmove_optimize): Remove flag_ira and code which worked for
20119 * local-alloc.c: Remove the file.
20121 * common.opt (fira): Remove.
20123 * ira.c: Include except.h.
20124 (eliminable_regset): Move from global.c.
20125 (mark_elimination): Ditto. Remove flag_ira.
20126 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
20127 equiv_mem_modified, validate_equiv_mem_from_store,
20128 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
20129 contains_replace_regs, memref_referenced_p, memref_used_between_p,
20130 no_equiv, recorded_label_ref): Move from local-alloc.c.
20131 (update_equiv_regs): Ditto. Make it static.
20132 (print_insn_chain, print_insn_chains): Move it from global.c.
20133 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
20134 (build_insn_chain): Ditto. Make it static.
20135 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
20136 Rename to init_live_subregs.
20137 (gate_ira): Remove flag_ira.
20139 * regclass.c: Rename reginfo.c. Change file description.
20140 (FORBIDDEN_INC_DEC_CLASSES): Remove.
20141 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
20142 (init_reg_sets_1): Remove code for evaluation of
20143 reg_class_superclasses and losing_caller_save_reg_set.
20144 (init_regs): Remove init_reg_autoinc.
20145 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
20146 ok_for_base_p_nonstrict): Remove.
20147 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
20148 (pass_regclass_init): Rename to pass_reginfo_init. Modify
20149 corresponding entries.
20150 (dump_regclass, record_operand_costs, scan_one_insn,
20151 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
20152 record_address_regs, auto_inc_dec_reg_p): Remove.
20153 (gt-regclass.h): Rename to gt-reginfo.h.
20155 * rtl.h (dump_global_regs, retry_global_alloc,
20156 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
20158 * Makefile.in (RA_H): Remove.
20159 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
20160 Rename regclass.o to reginfo.o.
20161 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
20163 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
20164 (GTFILES): Rename regclass.c to reginfo.c.
20166 * passes.c (init_optimization_passes): Remove pass_local_alloc and
20167 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
20169 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20170 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
20172 (finish_spills): Ditto. Remove code for !flag_ira.
20174 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
20176 PR middle-end/35854
20177 * doc/invoke.texi (rtl debug options): Complete rewrite.
20178 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
20180 * mode-switching.c (pass_mode_switching): Rename pass from
20181 "mode-sw" to "mode_sw".
20182 * except.c (pass_convert_to_eh_ranges): Rename pass from
20183 "eh-ranges" to "eh_ranges".
20184 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
20188 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
20189 Alexander Monakov <amonakov@ispras.ru>
20191 PR middle-end/38857
20192 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
20194 (move_exprs_to_boundary): Change return type and pass through
20195 should_move from move_op. Relax assert. Update usage ...
20196 (schedule_expr_on_boundary): ... here. Use should_move instead of
20198 (move_op_orig_expr_found): Indicate that insn was disconnected from
20200 (code_motion_process_successors): Do not call after_merge_succs
20201 callback if original expression was not found when traversing any of
20203 (code_motion_path_driver): Change return type. Update prototype.
20204 (move_op): Update comment. Add a new parameter (should_move). Update
20205 prototype. Set *should_move based on indication provided by
20206 move_op_orig_expr_found.
20208 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
20210 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
20211 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
20212 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
20213 * config/rs6000/rs6000.c (rs6000_override_options): Default
20214 avoid-indexed-addresses on for Power6, off for everything else.
20215 (avoiding_indexed_address_p): New function.
20216 (rs6000_legitimize_address): Use it.
20217 (rs6000_legitimate_address): Likewise.
20218 * config/rs6000/rs6000.md (movXX_updateX): Likewise
20220 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
20222 PR tree-optimization/38997
20223 * tree-loop-distribution.c (generate_memset_zero): Use
20224 POINTER_PLUS_EXPR for a pointer addition.
20226 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
20228 * config/s390/s390.md (bswap<mode>2): New pattern added.
20230 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20232 * config/s390/s390.md (*tls_load_31): Added type attribute.
20234 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20236 * config/s390/s390.md: Fix a few comments.
20238 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20240 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
20241 (*tm<mode>_full): Fixed z10prop attribute.
20242 (*tst<mode>_extimm): Fixed z10prop attribute.
20243 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
20244 (*tstqiCCT_cconly): Fixed z10prop attribute.
20245 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
20246 (*movsi_larl): Fixed z10prop attribute.
20247 (*movsi_zarch): Fixed z10prop attribute.
20248 (*movsi_eas): Fixed z10prop attribute.
20249 (*movhi): Fixed z10prop attribute.
20250 (*movqi): Fixed z10prop attribute.
20251 (*movstrictqi): Fixed z10prop attribute.
20252 (*mov<mode>): Fixed z10prop attribute.
20253 (*movcc): Fixed z10prop attribute.
20254 (*sethighpartdi_64): Fixed z10prop attribute.
20255 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
20256 (*negdi2_sign_cc): Fixed z10prop attribute.
20257 (*negdi2_sign): Fixed z10prop attribute.
20258 (*absdi2_sign_cc): Fixed z10prop attribute.
20259 (*absdi2_sign): Fixed z10prop attribute.
20260 (*negabsdi2_sign_cc): Fixed z10prop attribute.
20261 (*negabsdi2_sign): Fixed z10prop attribute.
20262 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
20263 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
20264 (doloop_si64): Fixed z10prop attribute.
20265 (doloop_si31): Fixed z10prop attribute.
20266 (doloop_long): Fixed z10prop attribute.
20267 (indirect_jump): Fixed z10prop attribute.
20268 (nop): Fixed z10prop attribute.
20269 (main_base_64): Fixed z10prop attribute.
20270 (reload_base_64): Fixed z10prop attribute.
20272 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20274 PR rtl-optimization/38740
20275 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
20277 * config/mips/mips.c (mips_reorg): Likewise.
20279 2009-01-28 Richard Guenther <rguenther@suse.de>
20281 PR tree-optimization/38926
20282 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
20283 with the correct value id to a value.
20284 (do_regular_insertion): Use the value number of edoubleprime
20285 for the value number of the expr.
20288 2008-08-21 Richard Guenther <rguenther@suse.de>
20290 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
20291 a PHI ask VN if it is already available.
20292 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
20293 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
20295 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20297 PR middle-end/38934
20298 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
20299 set to varying whenever max has TREE_OVERFLOW set, similarly
20300 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
20302 2009-01-28 Richard Guenther <rguenther@suse.de>
20304 PR middle-end/38908
20305 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
20306 uninitialized aggregate uses in call arguments.
20308 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
20310 PR tree-optimization/38984
20311 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
20312 the nothing_id variable if -fno-delete-null-pointer-checks.
20314 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
20317 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
20318 (set_got_offset_rex64): Ditto.
20320 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
20323 * doc/extend.texi: Improve local variable with asm reg.
20325 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
20327 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
20328 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
20329 was not supplied then set warn_packed_bitfield_compat to the
20330 default value of 1.
20331 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
20334 2009-01-27 Richard Guenther <rguenther@suse.de>
20336 PR tree-optimization/38503
20337 * cfgexpand.c (expand_gimple_basic_block): Ignore
20338 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
20339 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
20340 variables that cannot have TBAA applied.
20341 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
20344 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
20346 PR middle-end/38969
20347 * calls.c (initialize_argument_information): Do not wrap complex
20348 arguments in SAVE_EXPR.
20350 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
20352 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
20353 (INSTALL_LIBGCC): Revert typo commit.
20355 2009-01-26 Richard Guenther <rguenther@suse.de>
20357 PR tree-optimization/38745
20358 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
20359 from special handling.
20361 2009-01-26 Richard Guenther <rguenther@suse.de>
20363 PR tree-optimization/38745
20364 * tree-ssa.c (execute_update_addresses_taken): Do not include
20365 variables that cannot possibly be a register in not_reg_needs.
20366 Do not clear TREE_ADDRESSABLE on vars that may not become
20368 * tree-ssa.c (update_alias_info_1): Include those in the set
20369 of addressable vars.
20371 2009-01-26 Richard Guenther <rguenther@suse.de>
20373 PR middle-end/38851
20374 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
20375 * tree-ssa-dse.c: Include langhooks.h
20376 (execute_simple_dse): Remove stores with zero size.
20378 2009-01-24 Jakub Jelinek <jakub@redhat.com>
20381 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
20384 2009-01-24 Julian Brown <julian@codesourcery.com>
20386 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
20387 config/arm/linux-atomic.c.
20388 * config/arm/linux-atomic.c: New.
20390 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
20392 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
20393 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
20394 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
20396 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
20399 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
20402 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
20404 PR tree-optimization/38953
20405 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
20406 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
20407 (gloog): Split the exit of the scop when the scop exit is a loop exit.
20408 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
20411 2009-01-24 Paul Brook <paul@codesourcery.com>
20413 * config/arm/neon.md (neon_type): Move to arm.md.
20414 (neon_mov<VSTRUCT>): Add neon_type attribute.
20415 * config/arm/arm.md (neon_type): Move to here.
20416 (conds): Add "unconditioal" and use as default for NEON insns.
20418 2009-01-24 Ben Elliston <bje@au.ibm.com>
20420 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
20421 void *' warning from -Wc++-compat.
20422 * Makefile.in (dominance.o-warn): Remove.
20424 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
20426 PR tree-optimization/38932
20427 * fold-const.c (fold_unary_ignore_overflow): New.
20428 * tree.h (fold_unary_ignore_overflow): Declare.
20429 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
20430 * tree-ssa-sccvn.c (visit_reference_op_load,
20431 simplify_unary_expression): Likewise.
20433 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
20435 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
20436 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
20437 regardless of their type.
20438 * c-common.c (handle_packed_attribute): Don't ignore packed on
20440 * c.opt (Wpacked-bitfield-compat): New warning option.
20441 * stor-layout.c (place_field): Warn if offset of a field changed.
20442 * doc/extend.texi (packed): Mention the ABI change.
20443 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
20444 (Warning Options): Add it to the list.
20446 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
20448 * c-opts.c (c_common_post_options): Fix a typo in comments.
20450 2009-01-22 Steve Ellcey <sje@cup.hp.com>
20452 PR middle-end/38615
20453 * gimplify.c (gimplify_init_constructor): Fix promotion of const
20454 variables to static.
20455 * doc/invoke.texi (-fmerge-all-constants): Update description.
20457 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
20460 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
20461 (*movdi_1_rex64): Use type "mmx" for alternative 5.
20463 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
20465 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
20467 (LOCAL_ALIGNMENT): Similarly.
20469 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20470 Joseph Myers <joseph@codesourcery.com>
20472 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
20473 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
20474 * config/arm/arm-tune.md: Regenerate.
20475 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
20478 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20480 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
20481 version number to five.
20483 2009-01-22 Dodji Seketeli <dodji@redhat.com>
20486 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
20487 * c-common.c (set_underlying_type): Likewise.
20488 (is_typedef_decl ): Likewise
20490 (set_underlying_type): Likewise.
20491 (is_typedef_type): Likewise.
20493 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20495 PR middle-end/38587
20496 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20499 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
20502 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
20503 (LIBGCC_SPEC): Don't define.
20504 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
20506 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
20508 PR rtl-optimization/38879
20509 * alias.c (base_alias_check): Unaligned access via AND address can
20510 alias all surrounding object types except those with sizes equal
20511 or wider than the size of unaligned access.
20513 2009-01-21 Dodji Seketeli <dodji@redhat.com>
20516 * c-decl.c (clone_underlying_type): Move this ...
20517 * c-common.c (set_underlying_type): ... here.
20518 Also, make sure the function properly sets TYPE_STUB_DECL() on
20519 the newly created typedef variant type.
20520 (is_typedef_decl ): New entry point.
20521 * tree.h: Added a new member member_types_needing_access_check to
20522 struct tree_decl_non_common.
20523 (set_underlying_type): New entry point.
20524 (is_typedef_type): Likewise.
20526 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
20528 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
20529 Check whether two instructions have memory references that
20530 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
20531 are helper functions for traversing.
20532 * alias.h (insn_alias_sets_confilict_p): New prototypes.
20533 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
20534 not to draw dependency edge for instructions with non-conflicting
20537 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20540 * longlong.h: Update copyright years. Use soft-fp license notice.
20541 Sync __clz_tab declaration with glibc.
20543 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20546 * doc/extend.texi (syscall_linkage): New.
20547 (version_id): Modify.
20549 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20550 Richard Guenther <rguenther@suse.de>
20552 PR tree-optimization/38747
20553 PR tree-optimization/38748
20554 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
20555 conversion if the base address is an indirect reference and the
20556 aliasing sets could cause issues.
20558 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20560 * common.opt (fgraphite, fgraphite-identity): Add comment for
20561 explaining why these options are not documented.
20563 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20565 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20566 gimple_call_lhs is NULL.
20568 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20571 * emit-rtl.c (adjust_address_1): Make sure memref is never
20574 2009-01-20 Ben Elliston <bje@au.ibm.com>
20576 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20577 const qualifier from arg parameter. Remove unnecessary cast to char *.
20578 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20579 const qualifier from arg 2.
20581 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20583 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20585 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
20588 * rtl.h (reinit_regs): New prototype.
20589 * regclass.c: Include ira.h.
20590 (reinit_regs): New.
20591 * Makefile.in (regclass.o): Add ira.h.
20592 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20594 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20597 * c-common.c (handle_aligned_attribute): Use
20598 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20599 default alignment value.
20601 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20603 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20604 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20606 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20607 __BIGGEST_ALIGNMENT__.
20609 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20611 2009-01-18 Richard Guenther <rguenther@suse.de>
20613 PR tree-optimization/38819
20614 * tree-flow.h (operation_could_trap_helper_p): Declare.
20615 * tree-eh.c (operation_could_trap_helper_p): Export.
20616 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20617 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20618 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20619 are about to insert a possibly trapping instruction and fail
20622 2009-01-18 Andreas Schwab <schwab@suse.de>
20624 * doc/install.texi (Configuration): Remove obsolete paragraph
20625 about use of --with-gnu-ld with --with-gnu-as.
20627 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20629 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20630 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20631 Follow spelling conventions.
20633 2009-01-18 Ben Elliston <bje@au.ibm.com>
20635 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20636 C++ warning about implicit conversion from void * to struct
20638 (bitmap_obstack_free): Likewise for bitmap_element *.
20639 * Makefile.in (bitmap.o-warn): Remove.
20641 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20643 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20645 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20646 Tobias Grosser <tobi.grosser@amd.com>
20648 * graphite.c (graphite_trans_scop_block): Do not block single
20651 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20653 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20654 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20655 test with assertion.
20657 2009-01-16 Richard Guenther <rguenther@suse.de>
20659 PR tree-optimization/38835
20660 PR middle-end/36227
20661 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20662 and INT + PTR -> (INT)(PTR p+ INT) folding.
20663 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20665 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20668 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20669 the subreg from a lowpart subreg if it is also casting the value.
20671 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20672 Tobias Grosser <tobi.grosser@amd.com>
20674 * graphite.c (compare_prefix_loops): New.
20675 (build_scop_canonical_schedules): Rewritten.
20676 (graphite_transform_loops): Move build_scop_canonical_schedules
20677 after build_scop_iteration_domain.
20679 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20680 Tobias Grosser <tobi.grosser@amd.com>
20682 * graphite.c (add_conditions_to_domain): Add the loops to
20683 the dimension of the iteration domain. Do copy the domain
20684 only when it exists.
20685 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20686 (add_conditions_to_constraints): New.
20687 (can_generate_code_stmt, can_generate_code): Removed.
20688 (gloog): Do not call can_generate_code.
20689 (graphite_transform_loops): Call add_conditions_to_constraints
20690 after building the iteration domain.
20692 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20694 PR tree-optimization/38789
20695 * tree-ssa-threadedge.c
20696 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20697 __builtin_constant_p.
20699 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20701 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20702 examined before deleting them.
20704 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20706 * function.c (aggregate_value_p): Correctly extract the function
20707 type from CALL_EXPR_FN lookup.
20709 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20711 * config/picochip/picochip.c (picochip_override_options): Revert
20712 CFI asm flag disable commited previously.
20714 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20715 Tobias Grosser <tobi.grosser@amd.com>
20716 Jan Sjodin <jan.sjodin@amd.com>
20718 * graphite.c (scan_tree_for_params): On substractions negate
20719 all the coefficients of the term.
20720 (clast_to_gcc_expression_red): New. Handle reduction expressions
20721 of more than two operands.
20722 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20723 (get_vdef_before_scop): Handle also the case of default definitions.
20725 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20727 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20728 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20729 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20731 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20732 Joey Ye <joey.ye@intel.com>
20734 PR middle-end/37843
20735 * cfgexpand.c (expand_stack_alignment): Don't update stack
20736 boundary nor check incoming stack boundary here.
20737 (gimple_expand_cfg): Update stack boundary and check incoming
20738 stack boundary here.
20740 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20742 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20744 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20746 PR rtl-optimization/38245
20747 * calls.c (expand_call): Add stack arguments to
20748 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20749 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20750 in regs and partially in memory or BLKmode arguments.
20751 (emit_library_call_value_1): Add stack arguments to
20752 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20753 ACCUMULATE_OUTGOING_ARGS).
20754 * dce.c: Include tm_p.h.
20755 (find_call_stack_args): New function.
20756 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20758 (mark_insn): Call find_call_stack_args for CALL_Ps.
20759 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20760 forwards. Allocate and free arg_stores bitmap if needed, pass it
20761 down to deletable_insn_p, don't mark stores set in arg_stores
20762 bitmap, clear the bitmap at the beginning of each bb.
20763 * Makefile.in (dce.o): Depend on $(TM_P_H).
20765 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20768 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20769 to make sure the insn is a conditional test (bug 22599). Reformat a
20772 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20774 PR middle-end/38431
20775 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20776 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20777 (gloog): Do not call cleanup_tree_cfg.
20778 (graphite_transform_loops): Call cleanup_tree_cfg after all
20779 scops have been code generated.
20781 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20782 * doc/gty.texi (Invoking the garbage collector): Added new node
20783 and section documenting ggc_collect.
20785 2009-01-14 Richard Guenther <rguenther@suse.de>
20787 PR tree-optimization/38826
20788 PR middle-end/38477
20789 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20790 initialization notes only if we actually emitted a warning.
20791 (intra_create_variable_infos): Add constraints for a result decl
20792 that is passed by hidden reference.
20793 (build_pred_graph): Mark all related variables non-direct on
20796 2009-01-14 Nick Clifton <nickc@redhat.com>
20798 * ira-conflicts.c: Include addresses.h for the definition of
20800 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20801 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20803 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20806 * Makefile.in (ira-lives.o): Add except.h.
20808 * ira-lives.c: Include except.h.
20809 (process_bb_node_lives): Process can_throw_internal.
20811 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20813 PR rtl-optimization/38774
20814 * combine.c (simplify_set): When undoing cc_use change, don't do
20815 PUT_CODE on the newly created comparison, but instead put back the
20818 2009-01-13 Joseph Myers <joseph@codesourcery.com>
20820 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
20821 values. Remove duplicate arm8 entry.
20823 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20825 PR tree-optimization/38786
20826 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
20827 the SSA_NAME case of expand_scalar_variables_expr.
20828 Set the type of an expression to the type of its assign statement.
20829 (expand_scalar_variables_expr): Also gather the scalar computation
20830 used to index the memory access. Do not pass loop_p.
20831 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
20832 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
20833 the gimple_stmt_iterator where it inserts new code.
20834 Do not pass loop_p.
20835 (copy_bb_and_scalar_dependences): Do not pass loop_p.
20836 (translate_clast): Update call to copy_bb_and_scalar_dependences.
20838 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20840 * graphite.h (debug_value): Removed.
20841 * graphite.c (debug_value): Removed.
20843 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20845 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
20846 ldrd/strd with two 32-bit instructions.
20848 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20850 * config/arm/arm.c (struct processors): Pass for speed down into
20851 cost helper functions.
20852 (const_ok_for_op): Handle COMPARE and inequality nodes.
20853 (arm_rtx_costs_1): Rewrite.
20854 (arm_size_rtx_costs): Update prototype.
20855 (arm_rtx_costs): Pass speed down to helper functions.
20856 (arm_slowmul_rtx_costs): Rework cost calculations.
20857 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
20858 (arm_9e_rtx_costs): Likewise.
20860 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
20862 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
20863 relocations of local symbols wider than UNITS_PER_WORD are not valid.
20864 (alpha_legitimize_address): Do not split local symbols wider than
20865 UNITS_PER_WORD into HIGH/LO_SUM parts.
20867 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
20870 * gcc.c (process_command): Replace call to execvp with calls
20871 to pex_one and exit.
20873 2009-01-03 Anatoly Sokolov <aesok@post.ru>
20876 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
20877 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
20878 variant for devices with 3-byte PC.
20879 (__tablejump_elpm__): New.
20881 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20884 * c-parser.c (c_parser_postfix_expression): Allow `->' in
20885 offsetof member-designator, handle it as `[0].'.
20887 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20889 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
20890 function when not using named sections on targets with named sections
20891 if branch distance is less than 262132.
20893 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
20895 * combine.c (combine_instructions): Recompute
20896 optimize_this_for_speed_p for each BB in the main combine loop.
20898 2009-01-12 Tomas Bily <tbily@suse.cz>
20901 * tree-loop-distribution.c (prop_phis): New function.
20902 (generate_builtin): Call prop_phis.
20903 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
20905 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20907 PR tree-optimization/38807
20908 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
20909 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
20911 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
20913 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
20914 subreg of op0 to the original op0.
20916 2009-01-11 Laurent GUERBY <laurent@guerby.net>
20918 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
20920 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
20923 * mips-tfile.c (parse_def): Fix parsing of def strings
20924 starting with digits.
20926 2009-01-10 Jakub Jelinek <jakub@redhat.com>
20929 * config/arm/arm.c (arm_is_long_call_p): Don't call
20930 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
20932 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
20934 * regrename.c (regrename_optimize): Fix dumping.
20935 (find_oldest_value_reg): Preserve REG_POINTER.
20936 (copy_hardreg_forward_1): Likewise.
20938 2009-01-09 Diego Novillo <dnovillo@google.com>
20940 * gimple.h (struct gimple_statement_base) <uid>: Document
20941 the restrictions on its use.
20942 (gimple_uid): Tidy.
20943 (gimple_set_uid): Tidy.
20945 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20947 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
20948 zero guard even if align_bytes != 0 and count is smaller than
20951 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
20953 PR rtl-optimization/38495
20954 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
20955 (add_range_and_copies_from_move_list): Print all added ranges.
20956 Add ranges to memory optimized destination.
20958 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20962 * config/i386/i386.c (override_options): Reject
20963 -mstringop-strategy=rep_8byte with -m32.
20964 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
20965 to 1. Do count comparison against epilogue_size_needed at compile
20966 time even when count_exp was constant forced into register. For
20967 size_needed don't jump to epilogue, instead just avoid aligning
20968 and invoke the body algorithm. If need_zero_guard, add zero guard
20969 even if count is non-zero, but smaller than size_needed + number of
20970 bytes that could be stored for alignment.
20971 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
20972 to 1. If need_zero_guard, add zero guard even if count is non-zero,
20973 but smaller than size_needed + number of bytes that could be stored
20974 for alignment. Compare size_needed with epilogue_size_needed instead
20975 of desired_align - align, don't adjust size_needed, pass
20976 epilogue_size_needed to the epilogue expanders.
20979 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
20981 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20983 * pa.c (last_address): Change to unsigned.
20984 (update_total_code_bytes): Change argument to unsigned. Don't
20985 check if insn addresses are set.
20986 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
20987 addresses are not set.
20988 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
20990 2009-01-09 Nick Clifton <nickc@redhat.com>
20992 * config/sh/symbian.c: Replace uses of DECL_INLINE with
20993 DECL_DECLARED_INLINE_P.
20995 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20997 PR middle-end/38347
20998 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
20999 GET_MODE (op0) in operand_subword_force calls.
21001 PR middle-end/38771
21002 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
21003 fold_convert arg0 operands to TREE_TYPE (op0) first.
21005 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
21007 * params.def (ira-max-conflict-table-size): Decrease default value
21010 2009-01-08 Jakub Jelinek <jakub@redhat.com>
21012 PR tree-optimization/37031
21013 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
21015 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
21016 allocate it using gc instead of heap, use VEC_quick_push instead of
21018 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
21019 instead of heap, use VEC_quick_push instead of VEC_safe_push.
21020 * tree-data-ref.h (struct access_matrix): Change matrix to gc
21021 allocated vector from heap allocated.
21022 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
21023 * tree-loop-linear.c (linear_transform_loops): Allocate nest
21024 vector only after perfect_loop_nest_depth call.
21026 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
21027 Jan Sjodin <jan.sjodin@amd.com>
21029 PR tree-optimization/38559
21030 * graphite.c (debug_value, copy_constraint,
21031 swap_constraint_variables, scale_constraint_variable, ): New.
21032 (get_lower_bound, get_upper_bound): Removed.
21033 (graphite_trans_bb_strip_mine): Clean up this code that works
21034 only for constant number of iterations. Fully copy upper and
21035 lower bound constraints, not only the constant part of them.
21036 * graphite.h (debug_value): Declared.
21038 2009-01-08 Ira Rosen <irar@il.ibm.com>
21040 PR tree-optimization/37194
21041 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
21042 Don't add the cost of cost model guard in prologue to scalar
21043 outside cost in case of known number of iterations.
21045 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
21046 Alan Modra <amodra@bigpond.net.au>
21048 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
21049 non-word-aligned REG+CONST addressing.
21051 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21054 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
21055 free_after_compilation when outputting a thunk.
21056 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
21057 Do not call free_after_compilation here.
21059 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
21061 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
21062 (ix86_valid_target_attribute_inner_p): Ditto.
21064 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
21066 PR tree-optimization/38492
21067 PR tree-optimization/38498
21068 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
21069 * tree-chrec.h (scev_is_linear_expression): Declared.
21070 * graphite.c (graphite_cannot_represent_loop_niter): New.
21071 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
21072 (graphite_loop_normal_form): Use gcc_assert.
21073 (scan_tree_for_params): Use CASE_CONVERT.
21074 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
21075 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
21076 Use gcc_assert. Discard scops that contain unhandled cases.
21077 (build_scop_conditions): Return a boolean status for unhandled cases.
21078 (strip_mine_profitable_p): Print the loop number, not its depth.
21079 (is_interchange_valid): Pass the depth of the loop nest, don't
21080 recompute it wrongly.
21081 (graphite_trans_bb_block): Same.
21082 (graphite_trans_bb_block): Print tentative of loop blocking.
21083 (graphite_trans_scop_block): Do not print that the loop has been
21085 (graphite_transform_loops): Do not handle scops that contain condition
21088 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
21090 AVX Programming Reference (December, 2008)
21091 * config/i386/avxintrin.h (_mm256_stream_si256): New.
21092 (_mm256_stream_pd): Likewise.
21093 (_mm256_stream_ps): Likewise.
21095 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
21096 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
21097 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
21098 (bdesc_special_args): Add __builtin_ia32_movntdq256,
21099 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
21100 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
21101 (ix86_expand_special_args_builtin): Likewise.
21103 * config/i386/sse.md (AVXMODEDI): New.
21104 (avx_movnt<mode>): Likewise.
21105 (avx_movnt<mode>): Likewise.
21106 (<sse>_movnt<mode>): Remove AVX support.
21107 (sse2_movntv2di): Likewise.
21109 2009-01-07 Richard Guenther <rguenther@suse.de>
21111 PR middle-end/38751
21112 * fold-const.c (extract_muldiv): Remove obsolete comment.
21113 (fold_plusminus_mult_expr): Undo MINUS_EXPR
21114 to PLUS_EXPR canonicalization for the canonicalization.
21116 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
21118 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
21119 hosted cross-compilers generating less efficient code.
21121 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21123 * function.h (rtl_data): Add a dbr_scheduled_p field.
21124 * reorg.c (dbr_schedule): Set it.
21125 (gate_handle_delay_slots): Check it.
21126 * config/mips/mips.c (mips_base_delayed_branch): Delete.
21127 (mips_reorg): Check flag_delayed_branch instead of
21128 mips_base_delayed_branch.
21129 (mips_override_options): Don't set mips_base_delayed_branch
21130 or flag_delayed_branch.
21132 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21134 PR rtl-optimization/38426.
21135 * ira.c (ira): Set current_function_is_leaf earlier.
21137 2009-01-06 Jakub Jelinek <jakub@redhat.com>
21139 PR rtl-optimization/38722
21140 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
21141 too early, only set a flag and modify after last possible
21144 2009-01-06 Janis Johnson <janis187@us.ibm.com>
21147 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
21148 * real.c (decimal_single_format): Correct values of emin and emax.
21149 (decimal_double_format): Ditto.
21150 (decimal_quad_format): Ditto.
21151 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
21152 computation of DECnn_MIN and DECnn_MAX for corrected values of
21153 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
21154 __DECnn_MIN__, and adjust its computation for the corrected value
21157 2009-01-06 Jan Hubicka <jh@suse.cz>
21160 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
21162 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
21164 * doc/contrib.texi (Contributors): Slightly adjust the end note.
21165 Add Robert Clark to the list of testers.
21167 2009-01-06 Jan Hubicka <jh@suse.cz>
21168 Kai Tietz <kai.tietz@onevision.com>
21170 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
21171 * config/i386/i386.c (ix86_expand_call): Add clobbers.
21173 2009-01-06 Jan Hubicka <jh@suse.cz>
21174 Kai Tietz <kai.tietz@onevision.com>
21176 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
21178 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
21179 (ix86_nsaved_regs): Count only general purpose regs.
21180 (ix86_nsaved_sseregs): New.
21181 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
21182 to 16 for w64; compute padding and size of sse reg save area.
21183 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
21184 general purpose regs.
21185 (ix86_emit_save_sse_regs_using_mov): New.
21186 (ix86_expand_prologue): Save SSE regs if needed.
21187 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
21188 (ix86_emit_restore_sse_regs_using_mov): New.
21189 (ix86_expand_epilogue): Save SSE regs if needed.
21191 2009-01-06 Jan Hubicka <jh@suse.cz>
21192 Kai Tietz <kai.tietz@onevision.com>
21194 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
21195 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
21196 functions when accumulate outgoing args is off.
21198 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21201 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
21202 before using pseudos_have_intersected_live_ranges_p.
21204 * ira-int.h (ira_assert): Always define.
21206 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21208 AVX Programming Reference (December, 2008)
21209 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
21210 (_mm256_permute2_pd): Likewise.
21211 (_mm_permute2_ps): Likewise.
21212 (_mm256_permute2_ps): Likewise.
21213 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
21214 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
21216 * config/i386/i386.c (ix86_builtins): Remove
21217 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
21218 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
21219 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
21220 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
21221 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
21222 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
21223 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
21224 __builtin_ia32_vpermil2ps256.
21225 (ix86_init_mmx_sse_builtins): Updated.
21226 (ix86_expand_args_builtin): Likewise.
21228 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21230 * pa.c (output_call): Relocate non-jump insns in the delay slot of
21231 long absolute calls when generating PA 2.0 code.
21233 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
21235 PR rtl-optimization/38583
21236 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
21238 * params.def (ira-max-conflict-table-size): New.
21240 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
21242 * ira.h (ira_conflicts_p): New external definition.
21244 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
21245 table. Report this. Return result of building.
21246 (ira_build_conflicts): Use ira_conflicts_p. Check result of
21247 building conflict table.
21249 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
21250 (ira_color): Use ira_conflicts_p.
21252 * global.c: Include ira.h.
21253 (pseudo_for_reload_consideration_p, build_insn_chain): Use
21256 * Makefile.in (global.o): Add ira.h.
21258 * ira-build.c (mark_all_loops_for_removal,
21259 propagate_some_info_from_allocno): New.
21260 (remove_unnecessary_allocnos): Call
21261 propagate_some_info_from_allocno.
21262 (remove_low_level_allocnos): New.
21263 (remove_unnecessary_regions): Add parameter. Call
21264 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
21265 parameter to remove_unnecessary_regions.
21266 (ira_build): Remove all regions but root if the conflict table was
21267 not built. Update conflict hard regs for allocnos crossing calls.
21269 * ira.c (ira_conflicts_p): New global.
21270 (ira): Define and use ira_conflicts_p.
21272 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
21273 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
21274 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
21276 2009-01-06 Ben Elliston <bje@au.ibm.com>
21278 * gengtype-lex.l (YY_NO_INPUT): Define.
21280 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
21283 * c-common.c (handle_vector_size_attribute): Also reject
21284 BOOLEAN_TYPE types.
21286 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
21288 PR tree-optimization/38492
21289 * graphite.c (rename_map_elt, debug_rename_elt,
21290 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
21291 rename_map_elt_info, eq_rename_map_elts,
21292 get_new_name_from_old_name, bb_in_sese_p): Moved around.
21293 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
21294 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
21295 (sese_build_livein_liveouts): New.
21296 (new_sese, free_sese): New.
21297 (new_scop): Call new_sese.
21298 (free_scop): Call free_sese.
21299 (rename_variables_from_edge, rename_phis_end_scop): Removed.
21300 (register_old_new_names): Renamed register_old_and_new_names.
21301 (register_scop_liveout_renames, add_loop_exit_phis,
21302 insert_loop_close_phis, struct igp,
21303 default_liveout_before_guard, add_guard_exit_phis,
21304 insert_guard_phis, copy_renames): New.
21305 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
21306 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
21307 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
21308 (scop_adjust_phis_for_liveouts): New.
21309 (gloog): Call scop_adjust_phis_for_liveouts.
21311 * graphite.h (struct sese): Documented. Added fields liveout,
21312 num_ver and livein.
21313 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
21314 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
21315 (struct scop): Added field liveout_renames.
21316 (SCOP_LIVEOUT_RENAMES): New.
21318 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21320 PR tree-optimization/38510
21321 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
21322 (translate_clast): Call recompute_all_dominators before
21324 (gloog): Call recompute_all_dominators before graphite_verify.
21326 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21327 Jan Sjodin <jan.sjodin@amd.com>
21329 PR tree-optimization/38500
21330 * graphite.c (create_sese_edges): Call fix_loop_structure after
21333 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21335 * config.gcc: Add m32r*-*-rtems*.
21336 * config/m32r/rtems.h: New file.
21338 2009-01-05 Ben Elliston <bje@au.ibm.com>
21340 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
21341 (.po.pox): Likewise.
21342 (po/gcc.pot): Likewise.
21344 2009-01-04 David S. Miller <davem@davemloft.net>
21346 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
21347 (STARTING_FRAME_OFFSET): Always set to zero.
21349 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21351 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
21352 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
21353 fixed-point types, and vectors of the same.
21355 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21357 * config/mips/sync.md (*mb_barrier): Rename to...
21358 (*memory_barrier): ...this.
21360 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
21362 * doc/extend.texi (Function Attributes): Move @cindex after @item
21363 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
21364 and put in alphabetical order. Fix 'target' name and put in order.
21365 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
21368 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
21370 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
21371 (memory_barrier): Expand as unspec instead of unspec_volatile.
21372 Remove mem:BLK from insn operands. Use Pmode scratch register.
21373 (*memory_barrier): Define as unspec instead of unspec_volatile.
21374 Use (match_dup 0) as input operand.
21376 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
21377 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
21378 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
21379 scratch register. Remove operand 1.
21380 (*stbar): Define as unspec instead of unspec_volatile.
21381 Use (match_dup 0) as input operand, remove (const_int 8).
21382 (*membar): Define as unspec instead of unspec_volatile.
21383 Use (match_dup 0) as input operand, remove input operand 2.
21385 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
21386 (memory_barrier): Expand as unspec instead of unspec_volatile.
21387 Remove mem:BLK from insn operands. Use Pmode scratch register.
21388 (*memory_barrier): Define as unspec instead of unspec_volatile.
21389 Use (match_dup 0) as input operand.
21391 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
21392 Remove mem:BLK from insn operands. Use Pmode scratch register.
21393 Set volatile flag on operand 0.
21394 (*memory_barrier): New insn pattern.
21396 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
21398 (*memory_barrier): Use (match_dup 0) as input operand.
21400 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
21401 Remove mem:BLK from insn operands. Use Pmode scratch register.
21402 Set volatile flag on operand 0.
21403 (*mb_internal): New insn pattern.
21405 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
21407 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21409 PR middle-end/38586
21410 * function.c (struct temp_slot): Move to the section of the file
21411 that deals with temp slots. Remove field 'address'.
21412 (temp_slot_address_table): New hash table of address -> temp slot.
21413 (struct temp_slot_address_entry): New struct, items for the table.
21414 (temp_slot_address_compute_hash, temp_slot_address_hash,
21415 temp_slot_address_eq, insert_temp_slot_address): Support functions
21417 (find_temp_slot_from_address): Rewrite to use the new hash table.
21418 (remove_unused_temp_slot_addresses): Remove addresses of temp
21419 slots that have been made available.
21420 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
21421 worker function for remove_unused_temp_slot_addresses.
21422 (assign_stack_temp_for_type): Don't clear the temp slot address list.
21423 Add the temp slot address to the address -> temp slot map.
21424 (update_temp_slot_address): Update via insert_temp_slot_address.
21425 (free_temp_slots): Call remove_unused_temp_slot_addresses.
21426 (pop_temp_slots): Likewise.
21427 (init_temp_slots): Allocate the address -> temp slot map, or empty
21428 the map if it is already allocated.
21429 (prepare_function_start): Initialize temp slot processing.
21431 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21433 PR middle-end/38584
21434 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
21435 Calculate the size of all stack vars assuming no packing of stack
21436 vars will happen, replacing a quadratic algorithm with a linear one.
21438 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21441 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
21444 2009-01-03 Diego Novillo <dnovillo@google.com>
21446 * doc/contrib.texi: Update contributions.
21448 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21451 * builtins.c (fold_builtin_memory_op): Give up if either operand
21452 is volatile. Set srctype or desttype to non-qualified version
21456 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
21457 and FUNCTION_DECLs.
21459 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
21461 PR rtl-optimization/35805
21462 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
21463 problem if fast dce is able to remove any instructions.
21464 * dce.c (dce_process_block): Fix dump message.
21466 2009-01-02 Mark Mitchell <mark@codesourcery.com>
21469 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
21471 2009-01-02 Jakub Jelinek <jakub@redhat.com>
21473 PR middle-end/38690
21474 * tree-flow.h (op_code_prio, op_prio): New prototypes.
21475 * tree-pretty-print.c (op_code_prio): New function.
21476 (op_prio): No longer static. Use op_code_prio.
21477 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
21478 Use op_prio and op_code_prio to determine if () should be
21479 printed around operand(s) or not.
21481 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
21482 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
21483 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
21484 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
21485 pp_character instead of pp_string for single letter printing.
21487 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21489 * doc/extend.texi: Fix '#pragma GCC option' typo.
21491 2009-01-02 Richard Guenther <rguenther@suse.de>
21493 * doc/install.texi (--enable-checking): Mention different
21494 default for stage1.
21495 (--enable-stage1-checking): Document.
21497 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21499 PR middle-end/30142
21500 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21501 case to be an error.
21503 2009-01-02 Ben Elliston <bje@au.ibm.com>
21505 * config/fp-bit.h (pack_d): Constify argument.
21506 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21507 (isnan): Constify argument.
21509 (iszero): Likewise.
21510 (pack_d): Likewise.
21511 (_fpadd_parts): Constify return type.
21512 (_fpmul_parts): Likewise.
21513 (_fpdiv_parts): Likewise.
21515 2009-01-01 Jakub Jelinek <jakub@redhat.com>
21518 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
21519 warn about overwriting initializer with side-effects or
21520 -Woverride-init if !IMPLICIT.
21521 (output_init_element): Likewise. Pass IMPLICIT down to
21523 (process_init_element): Add IMPLICIT argument. Pass it down
21524 to output_init_element.
21525 (push_init_element, pop_init_level, set_designator): Adjust
21526 process_init_element callers.
21527 (set_nonincremental_init, set_nonincremental_init_from_string):
21528 Adjust add_pending_init callers.
21529 (output_pending_init_elements): Adjust output_init_element callers.
21530 * c-tree.h (process_init_element): Adjust prototype.
21531 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
21532 process_init_element callers.
21535 Copyright (C) 2009 Free Software Foundation, Inc.
21537 Copying and distribution of this file, with or without modification,
21538 are permitted in any medium without royalty provided the copyright
21539 notice and this notice are preserved.