1 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/sse.md (copysign<mode>3): New expander.
4 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
5 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
6 Use ix86_build_const_vector.
7 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
9 (builtin_description): Add __builtin_ia32_copysignps and
10 __builtin_ia32_copysignpd.
11 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
12 and BUILT_IN_COPYSIGNF.
14 2009-07-13 Jason Merrill <jason@redhat.com>
16 * builtins.c (can_trust_pointer_alignment): New fn.
17 (get_pointer_alignment): Factor it out from here.
20 2009-07-14 David Edelsohn <edelsohn@gnu.org>
22 * config/rs6000/predicates.md (offsettable_mem_operand): Test
25 2009-07-14 Dodji Seketeli <dodji@redhat.com>
29 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
31 2009-07-14 Richard Guenther <rguenther@suse.de>
32 Andrey Belevantsev <abel@ispras.ru>
35 * cfgexpand.c (partition_stack_vars): Do not bother to update
36 alias information when not optimizing.
38 2009-07-14 Richard Guenther <rguenther@suse.de>
39 Andrey Belevantsev <abel@ispras.ru>
41 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
42 (pt_solution_set): Likewise.
43 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
44 * tree-ssa-structalias.c (pt_solution_set): New function.
45 * final.c (rest_of_clean_state): Free SSA data structures.
46 * print-rtl.c (print_decl_name): Remove.
47 (print_mem_expr): Implement in terms of print_generic_expr.
48 * alias.c (ao_ref_from_mem): New function.
49 (rtx_refs_may_alias_p): Likewise.
50 (true_dependence): Query alias-export info.
51 (canon_true_dependence): Likewise.
52 (write_dependence_p): Likewise.
53 * tree-dfa.c (get_ref_base_and_extent): For void types leave
55 * emit-rtl.c (component_ref_for_mem_expr): Remove.
56 (mem_expr_equal_p): Use operand_equal_p.
57 (set_mem_attributes_minus_bitpos): Do not use
58 component_ref_for_mem_expr.
59 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
60 (update_alias_info_with_stack_vars): Likewise.
61 (partition_stack_vars): Call update_alias_info_with_stack_vars.
62 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
63 explicitly nor clear stmt operands.
64 Free the decl-to-pointer map.
65 * tree-optimize.c (execute_free_datastructures): Do not free
66 SSA data structures here.
67 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
68 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
69 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
71 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
73 2009-07-13 DJ Delorie <dj@redhat.com>
75 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
76 unrolling at the right iteration count.
78 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
81 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
83 * haifa-sched.c (rank_for_schedule): Introduced flags to
84 enable/disable individual scheduling heuristics.
85 * common.opt: Introduced flags to enable/disable individual
86 heuristics in the scheduler.
87 * doc/invoke.texi: Introduced flags to enable/disable individual
88 heuristics in the scheduler.
90 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
92 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
93 config/i386/mingw-tls.c.
94 * config/i386/mingw-tls.c: Removed.
96 2009-07-13 Ira Rosen <irar@il.ibm.com>
98 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
99 checks access only relevant statements.
100 (vectorizable_reduction): Likewise.
102 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
104 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
105 just for 32-bit case.
107 2009-07-12 Jan Hubicka <jh@suse.cz>
109 PR tree-optimization/40585
110 * except.c (expand_resx_expr): When there already is resume
111 instruction, produce linked list.
112 (build_post_landing_pads): Assert that resume is empty.
113 (connect_post_landing_pads): Handle resume lists.
114 (dump_eh_tree): Dump resume list.
116 2009-07-12 Ira Rosen <irar@il.ibm.com>
118 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
119 with additional argument.
120 * tree-vectorizer.h (enum vect_def_type): Add
121 vect_double_reduction_def.
122 (vect_is_simple_reduction): Add argument.
123 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
125 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
126 vect_is_simple_reduction with additional argument.
127 (vect_analyze_loop_operations): Handle exit phi nodes in case of
129 (reduction_code_for_scalar_code): Handle additional codes by
130 returning ERROR_MARK for them. Fix comment and indentation.
131 (vect_is_simple_reduction): Fix comment, add argument to specify
132 double reduction. Detect double reduction.
133 (get_initial_def_for_induction): Fix indentation.
134 (get_initial_def_for_reduction): Fix comment and indentation.
135 Handle double reduction. Create initial definitions that do not
136 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
137 (vect_create_epilog_for_reduction): Fix comment, add argument to
138 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
139 epilogue result extraction. Create double reduction phi node and
140 replace relevant uses.
141 (vectorizable_reduction): Call vect_is_simple_reduction with
142 additional argument. Fix indentation. Update epilogue code treatment
143 according to the changes in reduction_code_for_scalar_code. Check
144 for double reduction. Call vect_create_epilog_for_reduction with
146 * tree-vect-stmts.c (process_use): Handle double reduction, update
148 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
149 (vect_get_vec_def_for_operand): Likewise.
151 2009-07-12 Danny Smith <dansmister@gmail.com>
153 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
154 dllexport if !TREE_PUBLIC.
155 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
157 2009-07-11 Anatoly Sokolov <aesok@post.ru>
159 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
160 (avr_extra_arch_macro) Remove declatation.
161 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
162 (avr_extra_arch_macro) Declare as static.
163 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
165 2009-07-11 Jan Hubicka <jh@suse.cz>
168 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
170 2009-07-11 Jakub Jelinek <jakub@redhat.com>
173 * dwarf2out.c (dw_fde_struct): Add in_std_section and
174 cold_in_std_section bits.
175 (dwarf2out_begin_prologue): Initialize them.
176 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
177 if already covered by text_section or cold_text_section range.
179 PR rtl-optimization/40667
180 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
181 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
182 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
183 * config/i386/i386.c (ix86_minimum_alignment): New function.
184 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
185 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
186 * emit-rtl.c (gen_reg_rtx): Likewise.
187 * function.c (assign_parms): Likewise. If nominal_type needs
188 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
189 rather than passed_type's alignment.
192 * function.c (assign_parm_setup_stack): Adjust
193 MEM_OFFSET (data->stack_parm) if promoted_mode is different
194 from nominal_mode on big endian.
196 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
198 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
200 2009-07-10 DJ Delorie <dj@redhat.com>
202 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
204 2009-07-10 Mark Mitchell <mark@codesourcery.com>
206 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
208 (thumb2_cbnz): Likewise.
210 2009-07-10 David Daney <ddaney@caviumnetworks.com>
213 * config.gcc (supported_defaults): Add synci.
214 (with_synci): Add validation.
215 (all_defaults): Add synci.
216 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
219 * config/mips/mips.opt (msynci): New option.
220 * config/mips/mips.c (mips_override_options): Warn on use of
221 -msynci for targets that do now support it.
222 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
224 * gcc/doc/invoke.texi (-msynci): Document the new option.
225 * doc/install.texi (--with-synci): Document the new option.
227 2009-07-10 Richard Guenther <rguenther@suse.de>
229 PR tree-optimization/40496
230 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
231 the PHI result with a compatible type.
233 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
237 * c.opt (Wunused-result): New.
238 * doc/invoke.texi: Document it.
239 * c-common.c (c_warn_unused_result): Use it.
241 2009-07-09 DJ Delorie <dj@redhat.com>
243 * targhooks.c (default_target_can_inline_p): Rename from
244 default_target_option_can_inline_p.
245 * targhooks.h (default_target_can_inline_p): Likewise.
246 * target-def.h (TARGET_CAN_INLINE_P): Rename from
247 TARGET_OPTION_CAN_INLINE_P.
248 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
249 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
250 (mep_target_can_inline_p): Rename from
251 mep_target_option_can_inline_p.
254 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
255 registers used to pass vectors.
257 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
259 2009-07-09 Tom Tromey <tromey@redhat.com>
261 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
262 * config/mmix/mmix.c: Include dwarf2.h.
263 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
264 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
265 * config/sh/sh.c: Include dwarf2.h.
266 * config/i386/i386.c: Include dwarf2.h.
267 * Makefile.in (DWARF2_H): Remove 'elf'.
268 * except.c: Include dwarf2.h.
269 * unwind-dw2.c: Include dwarf2.h.
270 * dwarf2out.c: Include dwarf2.h.
271 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
272 * unwind-dw2-fde.c: Include dwarf2.h.
273 * dwarf2asm.c: Include dwarf2.h.
275 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
277 * haifa-sched.c (insn_finishes_cycle_p): New static function.
279 * sched-int.h (struct sched_info: insn_finishes_block_p): New
281 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
282 (region_sched_info): Update.
283 * sched-ebb.c (ebb_sched_info): Update.
284 * modulo-sched.c (sms_sched_info): Update.
285 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
287 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
289 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
291 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
293 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
295 2009-07-09 Jakub Jelinek <jakub@redhat.com>
298 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
299 arg1 with arg01 if arg1 is already INTEGER_CST.
301 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
303 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
304 Transform (and (truncate)) into (truncate (and)).
306 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
308 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
309 creating LHS paradoxical subregs. Fix surrounding returns to
310 use NULL_RTX rather than 0.
312 2009-07-08 DJ Delorie <dj@redhat.com>
314 * config/mep/mep.c: (mep_option_can_inline_p): New.
315 (TARGET_OPTION_CAN_INLINE_P): Define.
317 2009-07-08 Mark Wielaard <mjw@redhat.com>
320 * dwarf2out.c (add_data_member_location_attribute): When we have
321 only a constant offset don't emit a new location description using
322 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
325 2009-07-08 Richard Henderson <rth@redhat.com>
328 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
329 (enum reg_class): Add CLOBBERED_REGS.
330 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
331 * config/i386/i386.c (ix86_conditional_register_usage): Moved
332 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
333 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
334 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
335 force 64-bit sibcalls into R11.
336 * config/i386/constraints.md (U): New constraint.
337 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
338 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
339 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
341 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
343 * basic-block.h (dump_regset, debug_regset): Remove duplicate
345 * c-objc-common.h (c_initialize_diagnostics): Ditto.
346 * ebitmap.h (dump_ebitmap): Ditto.
347 * optabs.h (optab_libfunc): Ditto.
348 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
349 * tree-flow.h (vect_can_force_dr_alignment_p,
350 get_vectype_for_scalar_type): Ditto.
351 (vectorize_loops): Move prototype to ...
352 * tree-vectorizer.h: ... here. Also, adjust comment.
353 (vect_set_verbosity_level): Remove duplicate prototype.
354 * tree-ssa-loop.c: Include tree-vectorizer.h.
355 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
357 2009-07-08 Nick Clifton <nickc@redhat.com>
359 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
362 2009-07-08 DJ Delorie <dj@redhat.com>
364 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
365 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
366 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
368 * config/mep/intrinsics.md: Regenerated.
369 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
370 registers when asm() or calls are detected.
372 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
375 * gimplify.c (gimplify_expr): Propagate no_warning flag when
377 * gimple (gimple_build_call_from_tree): Likewise.
378 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
379 no_warning flag before warning.
381 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
383 * tree.c (set_expr_locus): Remove.
384 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
385 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
387 * gimplify.c (internal_get_tmp_var): Likewise.
388 (gimplify_call_expr): Likewise.
389 (gimplify_one_sizepos): Likewise.
391 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
394 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
395 to variables for debugging purposes.
397 2009-06-23 Mark Loeser <mark@halcy0n.com>
400 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
402 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
404 * pretty-print.c (pp_base_format): Remove %J.
405 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
406 gcc_cxxdiag_char_table): Likewise.
407 (init_dynamic_diag_info): Likewise.
409 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
411 * pretty-print.c (pp_base_format): Remove %H.
412 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
413 gcc_cxxdiag_char_table): Likewise.
414 (init_dynamic_diag_info): Likewise.
415 * config/mep/mep.c (mep_select_section): Likewise.
417 2009-07-07 Duncan Sands <baldrick@free.fr>
419 * final.c (pass_clean_state): Give the pass a name.
420 * passes.c (pass_rest_of_compilation): Likewise.
421 * tree-optimize.c (pass_all_optimizations): Likewise.
423 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
425 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
426 an extra 'decl' for error_at.
428 2009-07-07 Jakub Jelinek <jakub@redhat.com>
431 * tree-tailcall.c (adjust_return_value_with_ops,
432 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
433 if it has complex or vector type.
435 2009-07-07 Olivier Hainque <hainque@adacore.com>
437 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
440 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
442 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
444 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
446 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
447 * c-decl.c: Likewise.
448 * function.c: Likewise.
449 * varasm.c: Likewise.
450 * tree-ssa.c: Likewise.
451 * c-common.c: Likewise.
452 * tree-cfg.c: Likewise.
453 * config/spu/spu.c: Likewise.
454 * config/ia64/ia64.c: Likewise.
455 * config/v850/v850.c: Likewise.
457 2009-07-06 DJ Delorie <dj@redhat.com>
459 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
460 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
461 unspecified accesses to control registers.
462 * config/mep/intrinsics.md: Regenerate.
463 * config/mep/intrinsics.h: Regenerate.
464 * config/mep/mep-intrin.h: Regenerate.
466 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
468 * c-lex.c: Replace %H by an explicit location. Update all calls.
469 * c-common.c: Likewise.
470 * c-decl.c: Likewise.
471 * c-typeck.c: Likewise.
472 * fold-const.c: Likewise.
473 * gimplify.c: Likewise.
475 * tree-cfg.c: Likewise.
476 * tree-ssa-loop-niter.c: Likewise.
477 * tree-vrp.c: Likewise.
478 * value-prof.c: Likewise.
480 2009-07-06 Diego Novillo <dnovillo@google.com>
482 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
483 if it has one. Handle cases where VAR does not have an
484 annotation or cfun is NULL.
486 2009-07-06 Diego Novillo <dnovillo@google.com>
488 * tree.c: Include debug.h.
489 (initialize_tree_contains_struct): New.
490 (init_ttree): Call it.
491 (tree_node_structure_for_code): Factor out of ...
492 (tree_node_structure): ... here.
493 * treestruct.def (TS_PHI_NODE): Remove.
494 (TS_GIMPLE_STATEMENT): Remove.
496 2009-07-06 Diego Novillo <dnovillo@google.com>
498 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
499 (debug_tree_chain): Handle cycles.
501 2009-07-06 Nick Clifton <nickc@redhat.com>
502 DJ Delorie <dj@redhat.com>
504 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
505 __FMOVD_ENABLED__ is defined.
507 (TARGET_FMOVD): Provide a default definition.
508 (MASK_FMOVD): Likewise.
509 (TARGET_CPU_CPP_BUILTINS): Define
510 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
511 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
512 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
513 (split for DF load from memory into register): Also handle
514 MEMs which consist of REG+DISP addressing.
515 (split for DF store from register to memory): Likewise.
516 (movsf_ie): Always use single fp_mode.
517 * config/sh/sh.c (sh_override_options): Do not automatically
518 enable TARGET_MOVD for the SH2A when supporting doubles - leave
519 that to the -mfmovd command line switch.
520 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
521 (fldi_ok): Always allow.
522 * config/sh/sh.opt (mfmovd): Remove this switch.
523 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
525 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
526 Kaz Kojima <kkojima@gcc.gnu.org>
528 PR rtl-optimization/30807
529 * postreload.c (reload_combine): For every new use of REG_SUM,
530 record the use of BASE.
532 2009-07-06 Jan Hubicka <jh@suse.cz>
534 * params.def: Revert my accidental commit at 2009-06-30.
536 2009-07-04 Ian Lance Taylor <iant@google.com>
539 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
541 (mingw_format_attribute_overrides): Likewise.
543 2009-07-04 Jakub Jelinek <jakub@redhat.com>
546 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
547 don't check cfa.reg. Instead of cfa.indirect use
548 fde && fde->drap_reg != INVALID_REGNUM test.
550 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
552 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
554 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
557 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
559 2009-07-03 Richard Guenther <rguenther@suse.de>
561 PR tree-optimization/40640
562 * tree-switch-conversion.c (build_arrays): Perform arithmetic
565 2009-07-03 Jan Hubicka <jh@suse.cz>
567 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
568 for size, reduce amount of inlining.
570 2009-07-03 Richard Guenther <rguenther@suse.de>
573 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
574 if t +- x is known to not overflow and the conversion widens the
576 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
578 2009-07-03 Jan Hubicka <jh@suse.cz>
580 * ipa-pure-const.c (analyze): Update loop optimizer init.
581 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
582 try_remove_empty_loop, remove_empty_loops): Remove.
583 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
584 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
585 to mark regular loops as neccesary.
586 (degenerate_phi_p): New function.
587 (propagate_necessity, remove_dead_phis): Use it.
588 (forward_edge_to_pdom): Likewise.
589 (eliminate_unnecessary_stmts): Take care to remove uses of results of
590 virtual PHI nodes that became unreachable.
591 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
592 * tree-flow.h (remove_empty_loops): Remove.
593 * passes.c (init_optimization_passes): Remove.
595 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
597 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
599 (*fix_trunc<mode>_i387_1): Ditto.
600 (*floathi<mode>2_1): Ditto.
601 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
603 (*fist<mode>2_1): Ditto.
604 (frndintxf2_floor): Ditto.
605 (*fist<mode>2_floor_1): Ditto.
606 (frndintxf2_ceil): Ditto.
607 (*fist<mode>2_ceil_1): Ditto.
608 (frndintxf2_trunc): Ditto.
609 (frndintxf2_mask_pm): Ditto.
610 (fxam<mode>2_i387_with_temp): Ditto.
611 * config/i386/sse.md (mulv16qi3): Ditto.
612 (*sse2_mulv4si3): Ditto.
614 (sse4_2_pcmpestr): Ditto.
615 (sse4_2_pcmpistr): Ditto.
617 2009-07-03 Jan Hubicka <jh@suse.cz>
619 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
620 (mark_stmt_necessary): Set it.
621 (mark_operand_necessary): Set it.
622 (mark_control_dependent_edges_necessary): Set it.
623 (mark_virtual_phi_result_for_renaming): New function.
624 (get_live_post_dom): New function.
625 (forward_edge_to_pdom): New function.
626 (remove_dead_stmt): Fix handling of control dependences.
627 (tree_dce_init): Init new bitmap.
628 (tree_dce_done): Free it.
630 2009-07-02 Richard Guenther <rguenther@suse.de>
633 * tree-ssa-structalias.c (new_var_info): Initialize
636 2009-07-02 Jan Hubicka <jh@suse.cz>
638 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
641 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
643 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
644 instead of recomputing it. Adjust calls.
645 (emit_store_flag): Adjust recursive calls.
647 2009-07-02 Richard Guenther <rguenther@suse.de>
649 * tree-ssa-live.c (remove_unused_locals): Do not remove
651 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
652 of DECL_EXTERNAL for HEAP variables.
653 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
654 HEAP variables. Do not adjust RESTRICT vars.
655 (find_what_var_points_to): Nobody cares if something
658 2009-07-02 Ben Elliston <bje@au.ibm.com>
660 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
661 pc_low and pc_high declarations to the top of the function.
663 2009-07-01 DJ Delorie <dj@redhat.com>
665 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
667 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
668 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
669 unspecified accesses to control registers.
670 * config/mep/intrinsics.md: Regenerate.
671 * config/mep/intrinsics.h: Regenerate.
672 * config/mep/mep-intrin.h: Regenerate.
674 2009-07-01 Anthony Green <green@moxielogic.com>
676 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
677 instruction when possible.
678 (moxie_expand_prologue): Ditto. Also, save an instruction and
679 some complexity by popping off of $r12 instead of $sp.
680 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
683 2009-07-01 Richard Henderson <rth@redhat.com>
686 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
687 contained no insns, reposition note before last insn.
689 2009-07-01 Richard Henderson <rth@redhat.com>
692 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
693 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
695 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
698 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
699 darwin9 for printing reg addresses with %y.
701 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
703 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
704 truncation from operands in binary operations.
706 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
709 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
710 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
711 subreg of op0 to the original op0.
713 * expmed.c (store_bit_field_1): Use a temporary as the destination
714 instead of a paradoxical subreg when we need to truncate the result.
716 2009-07-01 DJ Delorie <dj@redhat.com>
718 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
719 names to VLIW variants.
720 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
721 * config/mep/intrinsics.md: Regenerate.
722 * config/mep/intrinsics.h: Regenerate.
723 * config/mep/mep-intrin.h: Regenerate.
725 2009-07-01 Jakub Jelinek <jakub@redhat.com>
728 * jump.c (returnjump_p): Revert last patch.
729 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
731 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
734 * pa.md (casesi32p): Use jump table label to determine the offset
736 (casesi64p): Likewise.
738 * pa.c (forward_branch_p): Return bool type. Use instruction
739 addresses when available. Assert that INSN has a jump label.
740 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
743 2009-07-01 Richard Guenther <rguenther@suse.de>
745 PR tree-optimization/19831
746 * tree-ssa-dce.c (propagate_necessity): Calls to functions
747 that only act as barriers do not make any previous stores necessary.
748 * tree-ssa-structalias.c (handle_lhs_call): Delay making
749 HEAP variables global, do not add a constraint from nonlocal.
750 (find_func_aliases): Handle escapes through return statements.
751 (compute_points_to_sets): Make escaped HEAP variables global.
753 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
756 * expmed.c (emit_store_flag): Perform a conversion if necessary,
757 after reducing a DImode cstore to SImode.
759 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
761 * expr.c (expand_expr_real_1): Reinstate fallthrough to
762 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
764 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
766 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
767 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
769 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
770 and umod_optab if TARGET_BSD_DIVMOD.
771 * config/vax/lib1funcs.asm: New file.
772 * config/vax/t-linux: New file.
773 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
775 2009-06-30 Jakub Jelinek <jakub@redhat.com>
778 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
779 to type arguments that have void type.
782 * dwarf2out.c (gen_formal_parameter_die): Call
783 equate_decl_number_to_die if node is different from origin.
785 2009-06-30 Anthony Green <green@moxielogic.com>
787 Clean up moxie port for --enable-build-with-cxx.
788 * config/moxie/moxie.c (moxie_function_value): First two
789 parameters are const_tree, not tree.
790 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
791 (REG_CLASS_NAMES): Ditto.
792 (REGNO_REG_CLASS): Ditto.
793 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
794 (moxie_function_value): Fix constyness of arguments.
796 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
798 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
799 finalize_size_functions before further processing.
800 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
801 (variable_size): Call self_referential_size on size expressions
802 that contain a PLACEHOLDER_EXPR.
803 (size_functions): New static variable.
804 (copy_self_referential_tree_r): New static function.
805 (self_referential_size): Likewise.
806 (finalize_size_functions): New global function.
807 * tree.c: Include tree-inline.h.
808 (push_without_duplicates): New static function.
809 (find_placeholder_in_expr): New global function.
810 (substitute_in_expr) <tcc_declaration>: Return the replacement object
812 <tcc_expression>: Likewise.
813 <tcc_vl_exp>: If the replacement object is a constant, try to inline
814 the call in the expression.
815 * tree.h (finalize_size_functions): Declare.
816 (find_placeholder_in_expr): Likewise.
817 (FIND_PLACEHOLDER_IN_EXPR): New macro.
818 (substitute_placeholder_in_expr): Update comment.
819 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
821 (copy_tree_body_r): Likewise.
822 (copy_tree_body): New static function.
823 (maybe_inline_call_in_expr): New global function.
824 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
825 (maybe_inline_call_in_expr): Declare.
826 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
827 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
830 2009-06-30 Richard Guenther <rguenther@suse.de>
832 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
834 (propagate_necessity): Do not mark reaching defs of stores
837 2009-06-30 Jan Hubicka <jh@suse.cz>
839 * cfgloopanal.c (check_irred): Move into ...
840 (mark_irreducible_loops): ... here; return true if ireducible
842 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
843 (analyze_function): Try to prove loop finiteness.
844 * cfgloop.h (mark_irreducible_loops): Update prototype.
845 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
847 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
849 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
851 2009-06-30 Ira Rosen <irar@il.ibm.com>
853 PR tree-optimization/40542
854 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
857 2009-06-30 Martin Jambor <mjambor@suse.cz>
859 PR tree-optimization/40582
860 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
861 than useless_type_conversion_p.
862 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
865 2009-06-30 Martin Jambor <mjambor@suse.cz>
868 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
870 2009-06-30 Richard Guenther <rguenther@suse.de>
872 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
873 use ao_ref references.
874 (walk_aliased_vdefs): Likewise.
875 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
876 * tree-ssa-dce.c (struct ref_data): Remove.
877 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
878 (mark_aliased_reaching_defs_necessary): Adjust.
879 (mark_all_reaching_defs_necessary_1): Likewise.
881 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
884 * expmed.c (emit_cstore): New name of emit_store_flag_1.
885 (emit_store_flag_1): Extract from emit_store_flag, adjust
886 calls to (what now is) emit_cstore.
887 (emit_store_flag): Call emit_store_flag_1 and also use it
888 for what used to be recursive calls.
890 2009-06-30 Wei Guozhi <carrot@google.com>
893 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
894 if the target bb post dominates from bb.
895 * config/i386/i386.c (memory_address_length): Check existence of base
896 register before using it.
898 2009-06-30 Nick Clifton <nickc@redhat.com>
899 DJ Delorie <dj@redhat.com>
901 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
902 __FMOVD_ENABLED__ is defined.
904 (TARGET_FMOVD): Provide a default definition.
905 (MASK_FMOVD): Likewise.
906 (TARGET_CPU_CPP_BUILTINS): Define
907 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
908 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
909 two fmov instructions depending upon whether TARGET_FMOVD is
911 (split for DF load from memory into register): Also handle
912 MEMs which consist of REG+DISP addressing.
913 (split for DF store from register to memory): Likewise.
914 * config/sh/sh.opt (mfmovd): Remove this switch.
915 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
916 * config/sh/sh.c (sh_override_options): Do not automatically
917 enable TARGET_MOVD for the SH2A when supporting doubles - leave
918 that to the -mfmovd command line switch.
920 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
922 (fldi_ok): Always allow.
923 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
925 2009-06-29 DJ Delorie <dj@redhat.com>
927 * doc/install.texi (mep-x-elf): Correct chip's full name.
929 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
931 * doc/extend.texi: Fix typo.
933 2009-06-29 Tom Tromey <tromey@redhat.com>
936 * Makefile.in (DWARF2_H): New variable.
938 (dwarf2out.o): Likewise.
939 (dwarf2asm.o): Likewise.
940 * config/i386/t-i386: Use DWARF2_H.
941 * except.c: Include elf/dwarf2.h.
942 * unwind-dw2.c: Include elf/dwarf2.h.
943 * dwarf2out.c: Include elf/dwarf2.h.
944 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
946 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
947 (size_of_loc_descr): Likewise.
948 (output_loc_operands_raw): Likewise.
949 (output_loc_operands): Handle new dtprel field.
950 (loc_checksum): Update.
951 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
952 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
953 * unwind-dw2-fde.c: Include elf/dwarf2.h.
954 * dwarf2asm.c: Include elf/dwarf2.h.
955 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
956 * config/mmix/mmix.c: Include elf/dwarf2.h.
957 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
958 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
959 * config/sh/sh.c: Include elf/dwarf2.h.
960 * config/i386/i386.c: Include elf/dwarf2.h.
962 2009-06-29 DJ Delorie <dj@redhat.com>
964 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
966 * doc/extend.texi: Add MeP attributes and pragmas.
967 * doc/invoke.text: Add MeP Options.
968 * doc/contrib.texi: Add MeP contribution.
969 * doc/md.texi: Add MeP constraints.
970 * doc/install.texi: Add MeP target.
972 2009-06-30 Anatoly Sokolov <aesok@post.ru>
974 * target.h (struct gcc_target): Add frame_pointer_required field.
975 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
976 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
977 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
979 * reload1.c (update_eliminables): (Ditto.).
980 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
981 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
982 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
984 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
986 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
987 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
988 (arm_frame_pointer_required): New function.
990 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
991 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
992 (avr_frame_pointer_required_p): Declare as static.
993 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
995 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
996 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
997 (bfin_frame_pointer_required): Make as static, change return type
999 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
1001 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
1002 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1003 (cris_frame_pointer_required): New function.
1005 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
1007 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
1008 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1009 (fr30_frame_pointer_required): New function.
1011 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
1012 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1013 (frv_frame_pointer_required): Make as static, change return type
1015 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
1017 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
1018 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1019 (ix86_frame_pointer_required): Make as static, change return type to
1021 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
1023 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
1024 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1026 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
1028 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
1030 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
1032 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
1033 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1034 (mips_frame_pointer_required): Make as static.
1035 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
1037 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
1038 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1039 (mmix_frame_pointer_required): Mew function.
1041 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
1042 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1044 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
1046 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
1048 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
1050 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
1051 (CAN_ELIMINATE): Redefine.
1052 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1053 (sparc_frame_pointer_required): New function.
1054 (sparc_can_eliminate): New function.
1055 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
1057 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
1058 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1060 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
1061 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1062 (xtensa_frame_pointer_required): Make as static, change return type
1064 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
1067 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
1069 * doc/plugins.texi: Document PLUGIN_START_UNIT.
1070 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
1071 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
1072 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
1073 (register_callback): Handle PLUGIN_START_UNIT.
1074 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
1076 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
1078 * tree.c (process_call_operands): Propagate TREE_READONLY from the
1080 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
1081 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
1083 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
1085 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
1088 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
1090 * doc/extend.texi (Additional Floating Types): __float128 is also
1091 supported on i386 targets.
1093 2009-06-29 Richard Guenther <rguenther@suse.de>
1096 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1098 (pt_solutions_same_restrict_base): Declare.
1099 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
1101 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
1102 (make_constraint_from, make_copy_constraint): Move earlier.
1103 (make_constraint_from_heapvar): New function.
1104 (make_constraint_from_restrict): Likewise.
1105 (handle_lhs_call): Use it.
1106 (find_func_aliases): Use it to track conversions to restrict
1108 (struct fieldoff): Add only_restrict_pointers flag.
1109 (push_fields_onto_fieldstack): Initialize it.
1110 (create_variable_info_for): Track global restrict qualified pointers.
1111 (intra_create_variable_infos): Use make_constraint_from_heapvar.
1112 Track restrict qualified pointer arguments.
1113 (set_uids_in_ptset): Use varinfo is_global_var flag.
1114 (find_what_var_points_to): Set the vars_contains_restrict flag.
1115 Always create the points-to solution for sets including restrict tags.
1116 (pt_solutions_same_restrict_base): New function.
1117 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
1118 qualified pointers use pt_solutions_same_restrict_base as
1119 additional source for disambiguation.
1121 2009-06-29 Richard Guenther <rguenther@suse.de>
1124 * alias.c (find_base_decl): Remove.
1125 (get_deref_alias_set_1): Remove restrict handling.
1126 * c-common.c (c_apply_type_quals_to_decl): Do not set
1127 DECL_POINTER_ALIAS_SET.
1128 * gimplify.c (find_single_pointer_decl_1): Remove.
1129 (find_single_pointer_decl): Likewise.
1130 (internal_get_tmp_var): Remove restrict handling.
1131 (gimple_regimplify_operands): Likewise.
1132 * omp-low.c (expand_omp_atomic_pipeline): Do not set
1133 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
1134 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
1135 * tree.c (restrict_base_for_decl): Remove.
1136 (init_ttree): Do not allocate it.
1137 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
1138 LABEL_DECL_UID for label decls.
1139 (copy_node_stat): Do not copy restrict information.
1140 (decl_restrict_base_lookup): Remove.
1141 (decl_restrict_base_insert): Likewise.
1142 (print_restrict_base_statistics): Likewise.
1143 (dump_tree_statistics): Do not call print_restrict_base_statistics.
1144 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
1145 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
1146 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
1147 (LABEL_DECL_UID): Adjust.
1148 (DECL_BASED_ON_RESTRICT_P): Remove.
1149 (DECL_GET_RESTRICT_BASE): Likewise.
1150 (SET_DECL_RESTRICT_BASE): Likewise.
1151 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
1153 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
1154 instead of DECL_POINTER_ALIAS_SET.
1155 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1156 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
1157 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
1159 2009-06-29 Richard Guenther <rguenther@suse.de>
1161 PR tree-optimization/40579
1162 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
1163 the IL to simplify has constants that overflowed.
1165 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
1167 PR tree-optimization/40550
1168 * tree-vect-generic.c (expand_vector_operations_1): Compute in
1169 vector_compute_type only when the size of vector_compute_type is
1170 less than the size of type.
1172 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
1174 * fold-const.c (contains_label_1): Fix comments.
1175 (contains_label_p): Do not walk trees multiple time.
1177 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1179 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
1180 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
1181 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
1182 ix86_fp_comparison_operator.
1183 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
1184 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
1185 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
1186 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
1187 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
1188 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
1189 (related splits): Change predicate to ix86_fp_comparison_operator.
1190 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
1191 instead of ix86_fp_comparison_codes.
1192 (ix86_trivial_fp_comparison_operator,
1193 ix86_fp_comparison_operator): New.
1194 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
1195 (ix86_expand_compare): Eliminate last two parameters.
1196 (ix86_fp_jump_nontrivial_p): Kill.
1197 * config/i386/i386.c (put_condition_code): Eliminate call to
1198 ix86_fp_comparison_codes and subsequent assertion.
1199 (ix86_fp_comparison_codes): Eliminate.
1200 (ix86_fp_swap_condition): New.
1201 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
1202 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
1203 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
1204 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
1205 and ix86_fp_swap_condition.
1206 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
1207 Use ix86_fp_comparison_strategy.
1208 (ix86_expand_compare): Likewise. Eliminate last two arguments.
1209 (ix86_fp_jump_nontrivial_p): Eliminate.
1210 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
1211 call to ix86_expand_compare.
1212 (ix86_split_fp_branch, ix86_expand_setcc,
1213 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
1214 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
1216 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1218 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
1219 related to jump_clobbers.
1220 * config/arm/arm.md (conds): Remove jump_clob case.
1221 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
1222 splits): Change comparison_operator to arm_comparison_operator.
1223 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
1226 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1228 * dojump.c (do_compare_rtx_and_jump): Try swapping the
1229 condition for floating point modes.
1230 * expmed.c (emit_store_flag_1): Move here a bigger part
1232 (emit_store_flag): Try swapping the condition for floating point
1234 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
1236 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1238 * expr.c (expand_expr_real_1): Just use do_store_flag.
1239 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
1240 emit_store_flag_force.
1241 * expmed.c (emit_store_flag_force): Copy here trick
1242 previously in expand_expr_real_1. Try reversing the comparison.
1243 (emit_store_flag_1): Work if target is NULL.
1244 (emit_store_flag): Work if target is NULL, using the result mode
1245 from the comparison. Use split_comparison, restructure final part
1246 to simplify conditionals.
1248 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1250 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
1251 * dojump.c (do_jump): Change handling of floating-point
1252 ops to use just do_compare_and_jump.
1253 (split_comparison): New.
1254 (do_compare_rtx_and_jump): Add here logic coming previously
1255 in do_jump, using split_comparison.
1257 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
1260 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
1262 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1264 * tree-ssa-alias.c: Fix unintentional commit.
1266 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1268 * passes.c (execute_one_pass): Fix unintentional commit.
1270 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1272 * df-problems.c (df_set_seen, df_unset_seen): Delete.
1273 (df_rd_local_compute, df_md_local_compute): Inline them.
1275 (df_md_scratch): New.
1276 (df_md_alloc, df_md_free): Allocate/free it.
1277 (df_md_local_compute): Only include live registers in init.
1278 (df_md_transfer_function): Prune the in-set computed by
1279 the confluence function, and the gen-set too.
1281 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1283 PR rtl-optimization/26854
1284 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
1285 * df-problems.c (df_rd_add_problem): Fix comment.
1286 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
1287 df_md_simulate_artificial_defs_at_top,
1288 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
1289 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
1290 df_md_transfer_function, df_md_init, df_md_confluence_0,
1291 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
1292 problem_MD, df_md_add_problem): New.
1293 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
1294 df_md_get_bb_info): New.
1295 (DF_LAST_PROBLEM_PLUS1): Adjust.
1297 * Makefile.in (fwprop.o): Include domwalk.h.
1298 * fwprop.c: Include domwalk.h.
1299 (reg_defs, reg_defs_stack): New.
1300 (bitmap_only_bit_between): Remove.
1301 (process_defs): New.
1302 (process_uses): Use reg_defs and local_md instead of
1303 bitmap_only_bit_between and local_rd.
1304 (single_def_use_enter_block): New, from build_single_def_use_links.
1305 (single_def_use_leave_block): New.
1306 (build_single_def_use_links): Remove code moved to
1307 single_def_use_enter_block, invoke domwalk.
1308 (use_killed_between): Adjust comment.
1310 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1312 * bitmap.h (bitmap_ior_and_into): New.
1313 * bitmap.c (bitmap_ior_and_into): New.
1315 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1317 * domwalk.h (struct dom_walk_data): Remove all callbacks except
1318 before_dom_children_before_stmts and after_dom_children_after_stmts.
1319 Rename the two remaining callbacks to just before_dom_children and
1320 after_dom_children. Remove other GIMPLE statement walking bits.
1321 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
1322 * graphite.c: Do not include domwalk.h.
1323 * tree-into-ssa.c (interesting_blocks): New global.
1324 (struct mark_def_sites_global_data): Remove it and names_to_rename.
1325 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
1326 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
1327 now that they're not domwalk callbacks.
1328 (rewrite_initialize_block): Rename to...
1329 (rewrite_enter_block): ... this, place after called functions. Test
1330 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
1331 (rewrite_finalize_block): Rename to...
1332 (rewrite_leave_block): ... this, place after called functions.
1333 (rewrite_update_init_block): Rename to...
1334 (rewrite_update_enter_block): ... this, place after called functions.
1335 Test interesting_blocks, call rewrite_update_stmt and
1336 rewrite_update_phi_arguments.
1337 (rewrite_update_fini_block): Rename to...
1338 (rewrite_leave_block): ... this, place after called functions.
1339 (rewrite_blocks): Remove last argument, simplify initialization of
1341 (mark_def_sites_initialize_block): Rename to...
1342 (mark_def_sites_block): ... this, call mark_def_sites.
1343 (mark_def_sites_blocks): Remove argument, simplify initialization of
1345 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
1346 (update_ssa): Likewise.
1347 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
1349 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
1350 (dom_opt_initialize_block): Rename to...
1351 (dom_opt_enter_block): ... this, place after called functions. Walk
1352 statements here, inline propagate_to_outgoing_edges.
1353 (dom_opt_finalize_block): Rename to...
1354 (dom_opt_leave_block): ... this, place after called functions.
1355 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
1357 (dse_enter_block, dse_record_phi): New.
1358 (dse_record_phis): Delete.
1359 (dse_finalize_block): Rename to...
1360 (dse_leave_block): ... this.
1361 (tree_ssa_dse): Simplify initialization of walk_data.
1362 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
1363 Adjust initialization of walk_data.
1364 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
1365 * tree-ssa-loop-phiopt.c (get_non_trapping):
1366 Adjust initialization of walk_data.
1367 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
1368 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
1369 it's not a domwalk callback.
1370 (uncprop_initialize_block): Rename to...
1371 (dse_enter_block): ... this, call uncprop_into_successor_phis.
1372 (dse_finalize_block): Rename to...
1373 (dse_leave_block): ... this.
1374 (tree_ssa_uncprop): Simplify initialization of walk_data.
1375 * Makefile.in: Adjust dependencies.
1377 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
1379 * arm.md (casesi): Fix test for Thumb1.
1380 (thumb1_casesi_internal_pic): Likewise.
1381 (thumb1_casesi_dispatch): Likewise.
1383 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
1385 * config/arm/arm-cores.def: Added core cortex-m0.
1386 * config/arm/arm-tune.md: Regenerated.
1387 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
1389 2009-06-26 DJ Delorie <dj@redhat.com>
1391 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
1393 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
1394 the scheduler doesn't tag jump insns.
1396 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
1398 * c-decl.c (merge_decls): Re-indent.
1400 2009-06-26 Janis Johnson <janis187@us.ibm.com>
1403 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
1404 Special-case decimal float constants.
1406 2009-06-26 Richard Henderson <rth@redhat.com>
1408 * function.h (struct function): Add cannot_be_copied_reason,
1409 and cannot_be_copied_set.
1410 * tree-inline.c (has_label_address_in_static_1): Rename from
1411 inline_forbidden_p_2; don't set inline_forbidden_reason here.
1412 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
1413 don't set inline_forbidden_reason.
1414 (copy_forbidden): New function, split out of inline_forbidden_p.
1415 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
1416 (inline_forbidden_p): Use copy_forbidden.
1417 (tree_versionable_function_p): Likewise.
1418 (inlinable_function_p): Merge into tree_inlinable_function_p.
1419 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
1420 * ipa-cp.c (ipcp_versionable_function_p): New function.
1421 (ipcp_cloning_candidate_p): Use it.
1422 (ipcp_node_modifiable_p): Likewise.
1424 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
1426 * builtins.c (expand_builtin_alloca): Handle builtin alloca
1427 that is marked not to be inlined. Remove flag_mudflap use.
1428 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
1429 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
1431 2009-06-26 Steve Ellcey <sje@cup.hp.com>
1434 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
1435 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
1437 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
1439 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
1441 (__mingwthr_remove_key_dtor): Likewise.
1443 2009-06-26 Richard Guenther <rguenther@suse.de>
1445 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
1447 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
1450 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
1451 try the non-cond_exec path also.
1453 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1456 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
1457 (output_cbranch): Use new functions.
1458 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
1461 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1462 Pat Haugen <pthaugen@us.ibm.com>
1463 Revital Eres <ERES@il.ibm.com>
1465 * config/rs6000/rs6000.c (print_operand): Correct lossage message
1466 for %c error. Add %x support to print VSX registers as a unified
1467 register set, instead of separate float and altivec registers.
1468 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
1469 %y case, and add support for VSX pre-modify addresses.
1470 (output_toc): Add assert for CONST containing an integer constant
1472 (rs6000_adjust_cost): Add POWER7 support.
1473 (insn_must_be_first_in_group): Ditto.
1474 (insn_must_be_last_in_group): Ditto.
1475 (rs6000_emit_popcount): Ditto.
1476 (rs6000_vector_mode_supported_p): Ditto.
1478 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
1479 Change some of the functions called by macros to being called
1480 through a pointer, so debug functions can be inserted if
1481 -mdebug=addr or -mdebug=cost.
1482 (rs6000_preferred_reload_class_ptr): Ditto.
1483 (rs6000_secondary_reload_class_ptr): Ditto.
1484 (rs6000_secondary_memory_needed_ptr): Ditto.
1485 (rs6000_cannot_change_mode_class_ptr): Ditto.
1486 (rs6000_secondary_reload_inner): Ditto.
1487 (rs6000_legitimize_reload_address): Ditto.
1488 (rs6000_legitimize_reload_address_ptr): Ditto.
1489 (rs6000_mode_dependent_address): Ditto.
1490 (rs6000_mode_dependent_address_ptr): Ditto.
1492 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
1493 function to return true if the mode allows reg + integer
1495 (virtual_stack_registers_memory_p): New function to return true if
1496 the address refers to a virtual stack register.
1497 (rs6000_legitimate_offset_address_p): Move code to say whether a
1498 mode supports reg+int addressing to reg_offset_addressing_ok_p and
1500 (rs6000_legitimate_address_p): Add checks for modes that only can
1501 do reg+reg addressing. Start adding VSX support.
1502 (rs6000_legitimize_reload_address): Ditto.
1503 (rs6000_legitimize_address): Ditto.
1504 (rs6000_debug_legitimate_address_p): New debug functions for
1505 -mdebug=addr and -mdebug=cost.
1506 (rs6000_debug_rtx_costs): Ditto.
1507 (rs6000_debug_address_costs): Ditto.
1508 (rs6000_debug_adjust_cost): Ditto.
1509 (rs6000_debug_legitimize_address): Ditto.
1510 (rs6000_legitimize_reload_address_ptr): Point to call normal
1511 function or debug function. Make functions called via pointer
1513 (rs6000_mode_dependent_address_ptr): Ditto.
1514 (rs6000_secondary_reload_class_ptr): Ditto.
1515 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
1516 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
1517 into a friendlier error.
1518 (rs6000_init_builtins): Add initial VSX support.
1519 (rs6000_adjust_cost): Fix some spacing issues.
1521 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
1522 (REG_CLASS_NAMES): Ditto.
1523 (REG_CLASS_CONTENTS): Ditto.
1524 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
1525 pointer, to add -mdebug=addr support.
1526 (CANNOT_CHANGE_MODE_CLASS): Ditto.
1527 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
1528 -mdebug=addr support.
1529 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
1530 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
1531 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
1533 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
1535 (bswapsi*): Set attribute types for load/store. Add combiner
1536 patterns to eliminate zero extend on 64-bit.
1537 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
1538 stdbrx if the hardware supports those instructions.
1540 2009-06-25 Ian Lance Taylor <iant@google.com>
1542 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
1543 (Link Options): Document -static-libstdc++.
1545 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1548 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
1549 DATA_ALIGNMENT instead.
1551 2009-06-25 Richard Guenther <rguenther@suse.de>
1553 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
1554 indirect references against the callused/escaped solutions.
1555 (call_may_clobber_ref_p_1): Likewise.
1557 2009-06-25 Martin Jambor <mjambor@suse.cz>
1559 PR tree-optimization/40493
1560 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
1561 (enum unscalarized_data_handling): New type.
1562 (handle_unscalarized_data_in_subtree): Return what has been done.
1563 (load_assign_lhs_subreplacements): Handle left flushes differently.
1564 (sra_modify_assign): Use unscalarized_data_handling, simplified
1565 condition determining whether to remove the statement.
1567 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
1569 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
1570 excerpt - @ should be doubled for texinfo.
1572 2009-06-24 Ian Lance Taylor <iant@google.com>
1574 * config/arc/arc.c: Include "df.h".
1575 (arc_attribute_table): Make static. Move higher in file.
1576 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
1577 (output_shift): Initialize n later to avoid warning.
1578 * config/arm/arm.c (arm_attribute_table): Make static. Move
1580 * config/avr/avr.c (avr_attribute_table): Make static. Move
1582 (reg_class_tab): Change array type from int to enum reg_class.
1583 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
1585 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
1586 (lshrhi3_out): Likewise.
1587 (class_likely_spilled_p): Change return type to bool.
1588 (avr_rtx_costs): Use local code variable with enum type.
1589 * config/avr/avr.md (movmemhi): Use add_reg_note.
1590 (andhi3, andsi3): Don't use AS2 with "and".
1591 (iorhi3, iorsi3): Don't use AS2 with "or".
1592 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
1593 * config/crx/crx.c: Include "df.h".
1594 (crx_attribute_table): Make static.
1595 * config/m32r/m32r.c: Include "df.h".
1596 (m32r_attribute_table): Make static. Move higher in file.
1597 (pop): Use add_reg_note.
1598 (block_move_call): Change 0 to LCT_NORMAL in function call.
1599 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
1600 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
1601 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
1602 declare, not just when TREE_CODE is defined.
1603 * config/m68hc11/m68hc11.c: Include "expr.h".
1604 (m68hc11_attribute_table): Make static. Move higher in file.
1605 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
1607 (m68hc11_register_indirect_p): Likewise.
1608 (m68hc11_function_arg_padding): Change return type to enum
1610 (emit_move_after_reload): Use add_reg_note.
1611 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
1612 (m68hc11_split_logical): Likewise.
1613 (m68hc11_rtx_costs): Add local code_and outer_code variables with
1615 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
1616 to VOIDmode in function call.
1617 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
1619 (m68hc11_split_logical): Update declaration.
1620 (m68hc11_function_arg_padding): Update declaration.
1621 * config/mcore/mcore.c (regno_reg_class): Change form array of int
1622 to array of enum reg_class.
1623 (mcore_attribute_table): Make static. Move higher in file.
1624 (mcore_rtx_costs): Add cast to enum type.
1625 * config/mcore/mcore.h (regno_reg_class): Update declaration.
1626 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
1627 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
1629 * config/sh/predicates.md (trapping_target_operand): Rename and to
1631 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
1633 * config/spu/spu.c (spu_attribute_table): Make static. Move
1635 * config/v850/v850.c (v850_attribute_table): Make static. Move
1637 (v850_rtx_costs): Use local code with enum type.
1638 (expand_epilogue): Add cast.
1639 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
1641 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
1644 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
1645 -m2a-single-only and -m2a-nofpu.
1646 * config/sh/sh.opt: Document m2a generates FPU code.
1648 2009-06-24 Anatoly Sokolov <aesok@post.ru>
1650 * defaults.h (CAN_ELIMINATE): Provide default.
1651 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
1652 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
1653 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
1654 * config/spu/spu.h (CAN_ELIMINATE): Delete.
1655 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
1656 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
1657 * config/cris/cris.h (CAN_ELIMINATE): Delete.
1658 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
1659 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
1660 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
1662 2009-06-24 DJ Delorie <dj@redhat.com>
1664 * mep-ext-cop.cpu: Fix copyright notice.
1665 * mep-default: Fix copyright notice.
1666 * mep-core: Fix copyright notice.
1667 * mep: Fix copyright notice.
1668 * mep-ivc2: Fix copyright notice.
1669 * mep-c5: Fix copyright notice.
1671 2009-06-24 Denis Chertykov <chertykov@gmail.com>
1673 * doc/contrib.texi (Contributors):
1675 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
1678 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
1679 src and dst operands if necessary.
1681 2009-06-23 DJ Delorie <dj@redhat.com>
1684 * config.gcc: Add mep support.
1685 * recog.c: Resurrect validate_replace_rtx_subexp().
1686 * recog.h: Likewise.
1687 * config/mep/: Add new port:
1688 * config/mep/constraints.md: New file.
1689 * config/mep/default.h: New file.
1690 * config/mep/intrinsics.h: New file.
1691 * config/mep/intrinsics.md: New file.
1692 * config/mep/ivc2-template.h: New file.
1693 * config/mep/mep-c5.cpu: New file.
1694 * config/mep/mep-core.cpu: New file.
1695 * config/mep/mep-default.cpu: New file.
1696 * config/mep/mep-ext-cop.cpu: New file.
1697 * config/mep/mep-intrin.h: New file.
1698 * config/mep/mep-ivc2.cpu: New file.
1699 * config/mep/mep-lib1.asm: New file.
1700 * config/mep/mep-lib2.c: New file.
1701 * config/mep/mep-pragma.c: New file.
1702 * config/mep/mep-protos.h: New file.
1703 * config/mep/mep-tramp.c: New file.
1704 * config/mep/mep.c: New file.
1705 * config/mep/mep.cpu: New file.
1706 * config/mep/mep.h: New file.
1707 * config/mep/mep.md: New file.
1708 * config/mep/mep.opt: New file.
1709 * config/mep/predicates.md: New file.
1710 * config/mep/t-mep: New file.
1712 2009-06-23 Ian Lance Taylor <iant@google.com>
1714 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
1715 from loose_warn into c_loose_warn and from strict_warn into
1716 c_strict_warn. Set and substitute warn_cxxflags. Check for
1717 --enable-build-with-cxx. Set and substitute
1718 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
1719 * Makefile.in (CXXFLAGS): New variable.
1720 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
1721 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
1722 the default is the same as $(STRICT_WARN).
1723 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
1724 (CXX): New variable.
1725 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
1726 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
1727 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
1728 (HOST_LIBS): New variable.
1729 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
1730 (ALL_CXXFLAGS): New variable.
1731 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
1732 * doc/install.texi (Configuration): Document
1733 --enable-build-with-cxx, --with-stage1-ldflags,
1734 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
1735 * configure: Rebuild.
1737 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1739 * config/arm/arm.c (arm_override_options): Fix braces and formatting
1740 from previous commit.
1742 2009-06-23 Ian Lance Taylor <iant@google.com>
1744 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
1746 2009-06-23 Ian Lance Taylor <iant@google.com>
1748 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
1749 with ATTRIBUTE_UNUSED.
1751 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1752 Pat Haugen <pthaugen@us.ibm.com>
1753 Revital Eres <eres@il.ibm.com>
1755 * config.in (HAVE_AS_POPCNTD): Add default definition.
1756 (HAVE_AS_LWSYNC): Ditto.
1758 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
1760 (gcc_cv_as_powerpc_cmpb): Ditto.
1761 (gcc_cv_as_powerpc_dfp): Ditto.
1762 (gcc_cv_as_powerpc_vsx): Ditto.
1763 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
1764 supporting the popcntd/lwsync instructions.
1765 (gcc_cv_as_powerpc_lwsync): Ditto.
1766 * configure: Regenerate.
1768 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
1769 -mcpu=native and -mcpu=power7.
1770 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
1772 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
1773 a variable instead of a mask to reduce the number of mask bits.
1774 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
1775 (-mbit-word): Ditto.
1776 (-mregnames): Ditto.
1777 * config/rs6000/rs6000.opt (-mupdate): Ditto.
1778 (-mfused-madd): Ditto.
1780 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
1782 (-mvsx): New switch for VSX instructions.
1783 (-misel): Move from a variable to a mask to allow it to be set by
1786 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
1787 function declaration to an array declaration.
1788 (rs6000_hard_regno_nregs): New external array declaration.
1790 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
1791 files included by rs6000.md.
1793 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
1794 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
1796 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
1798 (rs6000_debug_reg): New -mdebug= variables.
1799 (rs6000_debug_addr): Ditto.
1800 (rs6000_debug_cost): Ditto.
1801 (rs6000_pmode): New variable to hold Pmode.
1802 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
1803 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
1804 calculated at compiler start.
1805 (rs6000_hard_regno_nregs): Change function to an array which holds
1806 HARD_REGNO_NREGS calculated at compiler start.
1807 (rs6000_explicit_options): Delete isel field.
1808 (rs6000_vector_unit): New array to hold which vector unit
1809 supports arithmetic options for a given type.
1810 (rs6000_vector_mem): New array to hold which vector unit supports
1811 memory reference operations for a given type.
1812 (rs6000_vector_align): New array to given the alignment of each
1814 (power7_cost): New basic costs for power7.
1815 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
1816 (rs6000_hard_regno_nregs_internal): New function, moved from
1817 HARD_REGNO_NREGS, to calculate the number of registers each hard
1818 register takes for each type.
1819 (rs6000_debug_reg_print): New function for -mdebug=reg support.
1820 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
1821 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
1822 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
1823 unit information here so it is calculated once at compiler startup
1825 (rs6000_override_options): Make -misel a target mask. Add more
1826 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
1827 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
1829 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
1830 (rs6000_handle_option): Move -misel from variable to target mask.
1831 (rs6000_builtin_mask_for_load): Add VSX support.
1832 (rs6000_conditional_register_usage): Ditto.
1833 (USE_ALTIVEC_FOR_ARG_P): Ditto.
1834 (function_arg_boundary): Ditto.
1835 (rs6000_expand_builtin): Ditto.
1836 (def_builtin): Make abort message a little friendlier.
1837 (rs6000_emit_int_cmove): Add support for 64-bit isel.
1839 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
1840 assembler support the popcntd instruction instead of a vsx
1841 instruction to enable power7 support.
1842 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
1843 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
1844 option to the assembler if -mcpu=native.
1845 (ASM_CPU_NATIVE_SPEC): Ditto.
1846 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
1848 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
1849 the lwsync instruction.
1850 (enum processor_type): Add PROCESSOR_POWER7.
1851 (rs6000_debug_reg): New -mdebug= options.
1852 (rs6000_debug_addr): Ditto.
1853 (rs6000_debug_cost): Ditto.
1854 (rs6000_isel): Delete.
1855 (enum rs6000_vector): New enum to say what vector unit we have.
1856 (VECTOR_UNIT_*): New macros to say which vector unit has
1857 arithmetic operations for a given type.
1858 (VECTOR_MEM_*): New macros to say which vector unit has memory
1859 operations for a given type.
1860 (TARGET_LDBRX): Whether the machine supports the ldbrx
1862 (TARGET_ISEL): Delete, -misel moved to be a mask.
1863 (TARGET_ISEL64): New macro for 64-bit isel support.
1864 (UNITS_PER_VSX_WORD): New macro.
1865 (POINTER_SIZE): Move to be an external variable, rather than
1866 calculating whether we are generating 32 ot 64-bit code.
1868 (STACK_BOUNDARY): Add VSX support.
1869 (LOCAL_ALIGNMENT): Ditto.
1870 (SLOW_UNALIGNED_ACCESS): Ditto.
1871 (VSX_REGNO_P): New macro for VSX support.
1872 (VFLOAT_REGNO_P): Ditto.
1873 (VINT_REGNO_P): Ditto.
1874 (VLOGICAL_REGNO_P): Ditto.
1875 (VSX_VECTOR_MODE): Ditto.
1876 (VSX_SCALAR_MODE): Ditto.
1878 (VSX_MOVE_MODE): Ditto.
1879 (VSX_REG_CLASS_P): Ditto.
1880 (HARD_REGNO_NREGS): Instead of calling a function, use an array
1882 (UNITS_PER_SIMD_WORD): Add VSX support.
1883 (MODES_TIEABLE_P): Ditto.
1884 (STARTING_FRAME_OFFSET): Ditto.
1885 (STACK_DYNAMIC_OFFSET): Ditto.
1886 (EPILOGUE_USES): Ditto.
1887 (REGNO_REG_CLASS): Move to array lookup.
1888 (CLASS_MAX_NREGS): Ditto.
1889 (rs6000_vector_reg_class): Add declaration.
1890 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
1891 overlap with the floating point and Altivec registers.
1893 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
1895 * config/rs6000/driver-rs6000.c (asm_names): New static array to
1896 give the appropriate asm switches if -mcpu=native.
1897 (host_detect_local_cpu): Add support for "asm".
1898 (host_detect_local_cpu): Follow GNU code guidelines for name.
1900 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
1901 -mbit-word to a variable instead of being a target mask.
1903 * config/rs6000/sync.md (lwsync): If the assembler supports it,
1904 emit the lwsync instruction instead of emitting the instruction as
1905 an integer constant.
1907 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
1908 fixuns_trundfsi2, move expander into rs6000.md.
1910 * config/rs6000/rs6000.md (cpu): Add power7.
1911 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
1912 (logical predicate patterns): Change the single instruction
1913 primitives that set CR0 to be fast_compare instead of compare.
1915 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
1916 (popcntddi2): Ditto.
1917 (popcount<mode>): Ditto.
1918 (floating multiply/add insns): Name the floating point
1920 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
1921 (isel_unsigned_<mode>): Ditto.
1922 (fixuns_trundfsi2): Move expander here from spe.md.
1923 (smindi3): Define if we have -misel on 64-bit systems.
1928 2009-06-23 Anatoly Sokolov <aesok@post.ru>
1930 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
1932 * config/avr/avr.c (avr_current_device): New variable.
1933 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
1934 (avr_arch, mcu_type_s): Move to avr.h.
1935 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
1936 default_data_section_start fields.
1937 (avr_arch): Moved from avr.c.
1938 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
1939 library_name fields.
1940 (avr_current_device, avr_mcu_types, avr_arch_types,
1941 avr_device_to_arch, avr_device_to_data_start,
1942 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
1943 (EXTRA_SPEC_FUNCTIONS): Define.
1944 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
1945 options mapping. Use device_to_arch and device_to_data_start insted.
1946 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
1947 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
1948 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
1949 * config/avr/driver-avr.c: New file.
1950 * config/avr/avr-devices.c: New file.
1952 2009-06-23 Jakub Jelinek <jakub@redhat.com>
1954 * var-tracking.c (unshare_variable): Force initialized to
1955 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
1956 (set_variable_part): Likewise.
1957 (struct variable_union_info): Remove pos_src field.
1958 (vui_vec, vui_allocated): New variables.
1959 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
1960 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
1961 == 1 use a simpler sorting algorithm. Compute pos field right
1962 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
1963 Avoid quadratic comparison if !flag_var_tracking_uninit.
1964 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
1965 unshare_variable unconditionally.
1966 (dataflow_set_different_2): Removed.
1967 (dataflow_set_different): Don't traverse second hash table.
1968 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
1969 unconditionally to var_reg_set or var_mem_set.
1970 (emit_notes_in_bb): Likewise.
1971 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
1973 (emit_note_insn_var_location): Don't set initialized to
1974 VAR_INIT_STATUS_INITIALIZED early.
1975 (vt_finalize): Free vui_vec if needed, clear vui_vec and
1977 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
1979 * tree-object-size.c (addr_object_size): Instead of checking
1980 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
1981 are no FIELD_DECLs following it.
1983 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
1985 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
1986 order to match bswaps with signed source operands.
1988 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1990 * sdbout.c (sdbout_one_type): Fix braces in switch.
1992 2009-06-23 Richard Guenther <rguenther@suse.de>
1994 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
1996 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
1997 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
1998 var_callused, callused_tree, var_storedanything, storedanything_tree,
1999 var_integer, integer_tree): Remove global variables.
2000 (new_var_info): Do not pass new id, append the new var to the
2001 global variable vector.
2002 (do_ds_constraint): Use is_global_var member of the variable-info.
2003 (new_scalar_tmp_constraint_exp): Adjust.
2004 (create_function_info_for): Likewise.
2005 (create_variable_info_for): Likewise.
2006 (find_what_var_points_to): Remove dead code.
2007 (init_base_vars): Simplify.
2008 (compute_points_to_sets): Adjust.
2010 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2012 * combine.c (try_combine): Dump information about the insns we're
2015 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
2017 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
2018 check when calling force_to_mode on TRUNCATE's operand.
2020 2009-06-22 Ian Lance Taylor <iant@google.com>
2022 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
2024 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2026 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
2028 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2030 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
2031 override library linkage flags such as -static-libgcc or
2034 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2036 * config/m68k/m68k-devices.def: Add line for MCF5221x.
2038 2009-06-22 Ian Lance Taylor <iant@google.com>
2040 * config/linux.opt: Put mglibc ahead of muclibc.
2042 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
2043 for duplicate decls.
2045 2009-06-22 Matthias Klose <doko@ubuntu.com>
2047 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
2049 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2052 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
2053 instead of NULL if a parser error occurs.
2055 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2057 * dwarf2out.c (dwarf2_debug_hooks): Initialize
2058 non-DWARF2_DEBUGGING_INFO version.
2060 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
2062 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
2063 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
2065 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
2066 (LIBGCC2_TF_CEXT): Define.
2069 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2072 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
2074 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2076 * config/arm/arm.c (arm_override_options): Disable
2077 -mcaller-super-interworking and -mcallee-super-interworking.
2078 * doc/invoke.texi (ARM Options): Document this.
2080 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
2082 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
2083 * config/arm/constraints.md (j): New constraint for movw operands.
2084 (N): Remove thumb2 meaning.
2085 * config/arm/arm.md (*arm_movw): Delete.
2086 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
2087 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
2088 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
2090 2009-06-22 Martin Jambor <mjambor@suse.cz>
2092 PR tree-optimization/40492
2093 * tree-sra.c (sra_modify_assign): Pass zero offsets to
2094 build_ref_for_offset.
2096 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
2098 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
2099 JUMP_TABLE_DATA_P predicates where applicable.
2100 * auto-inc-dec.c: Ditto.
2101 * builtins.c: Ditto.
2102 * caller-save.c: Ditto.
2104 * cfgcleanup.c: Ditto.
2105 * cfglayout.c: Ditto.
2108 * combine-stack-adj.c: Ditto.
2114 * dwarf2asm.c: Ditto.
2115 * dwarf2out.c: Ditto.
2116 * emit-rtl.c: Ditto.
2122 * function.c: Ditto.
2125 * genpreds.c: Ditto.
2126 * genrecog.c: Ditto.
2128 * ira-costs.c: Ditto.
2129 * ira-lives.c: Ditto.
2132 * lower-subreg.c: Ditto.
2133 * modulo-sched.c: Ditto.
2135 * postreload.c: Ditto.
2136 * print-rtl.c: Ditto.
2145 * sched-vis.c: Ditto.
2147 * sel-sched-ir.c: Ditto.
2148 * simplify-rtx.c: Ditto.
2149 * targhooks.c: Ditto.
2150 * var-tracking.c: Ditto.
2151 * vmsdbgout.c: Ditto.
2153 2009-06-22 Matthias Klose <doko@ubuntu.com>
2155 * Makefile.in (install-plugin): Always use DESTDIR.
2157 2009-06-22 Olivier Hainque <hainque@adacore.com>
2159 * config/pa/pa.c (output_call): Don't optimize post call jumps
2160 into return address adjustments if the call may throw.
2162 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
2164 * arm.c (thumb1_output_casesi): New function.
2165 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
2166 optimizing for size or PIC.
2167 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
2168 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
2169 (casesi): Handle Thumb-1 when optimizing for size or PIC.
2170 (thumb1_casesi_internal_pic): New expand rule.
2171 (thumb1_casesi_dispatch): New pattern.
2172 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
2174 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
2175 in the text seciton when PIC or optimizing for size.
2176 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
2177 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
2178 preservation properties of code.
2179 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
2180 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
2181 (__gnu_thumb1_case_si): New function.
2182 * t-arm (LIB1ASMSRC): Define here.
2183 (LIB1ASMFUNCS): Add some common functions.
2184 * t-arm-elf (LIB1ASMSRC): Delete.
2185 (LIB1ASMFUNCS): Append to existing set.
2186 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2187 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2188 * t-symbian (LIB1ASMFUNCS): Likewise.
2189 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2190 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2192 2009-06-21 Richard Guenther <rguenther@suse.de>
2194 PR tree-optimization/38729
2195 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
2196 to loops with a single exit if -fno-expensive-optimizations.
2198 2009-06-21 Jakub Jelinek <jakub@redhat.com>
2200 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
2201 (dataflow_set): Change vars type from htab_t to shared_hash.
2202 (shared_hash_pool, empty_shared_hash): New variables.
2203 (vars_clear): Removed.
2204 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
2205 shared_hash_find_slot_unshare, shared_hash_find_slot,
2206 shared_hash_find_slot_noinsert, shared_hash_find): New
2208 (shared_hash_unshare, shared_hash_destroy): New functions.
2209 (unshare_variable): Unshare set->vars if shared, use
2211 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
2212 (get_init_value, find_src_set_src, dump_dataflow_set,
2213 clobber_variable_part, emit_notes_for_differences): Use
2215 (dataflow_set_init): Remove second argument, set vars to
2216 empty_shared_hash instead of creating a new htab.
2217 (dataflow_set_clear): Call shared_hash_destroy and set vars
2218 to empty_shared_hash instead of calling vars_clear.
2219 (dataflow_set_copy): Don't call vars_copy, instead just share
2220 the src htab with dst.
2221 (variable_union): Use shared_hash_*, use initially NO_INSERT
2222 lookup if set->vars is shared. Don't keep slot cleared before
2223 calling unshare_variable. Unshare set->vars if needed.
2224 Even ->refcount == 1 vars must be unshared if set->vars is shared
2225 and var needs to be modified.
2226 (variable_canonicalize): New function.
2227 (dataflow_set_union): If dst->vars is empty, just share src->vars
2228 with dst->vars and traverse with variable_canonicalize to canonicalize
2229 and unshare what is needed.
2230 (dataflow_set_different): If old_set and new_set use the same shared
2231 htab, they aren't different. If number of htab elements is different,
2232 htabs are different. Use shared_hash_*.
2233 (dataflow_set_destroy): Call shared_hash_destroy instead of
2235 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
2236 second argument to dataflow_set_init.
2237 (vt_initialize): Likewise. Initialize shared_hash_pool and
2238 empty_shared_hash, move bb in/out initialization afterwards.
2239 Use variable_htab_free instead of NULL as changed_variables del hook.
2240 (variable_was_changed): Change type of second argument to pointer to
2241 dataflow_set. When inserting var into changed_variables, bump
2242 refcount. Unshare set->vars if set is shared htab and slot needs to
2244 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
2245 lookup if set->vars is shared. Unshare set->vars if needed.
2246 Even ->refcount == 1 vars must be unshared if set->vars is shared
2247 and var needs to be modified. Adjust variable_was_changed caller.
2248 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
2249 vars must be unshared if set->vars is shared and var needs to be
2250 modified. Adjust variable_was_changed caller.
2251 (emit_note_insn_var_location): Don't pool_free var.
2252 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
2254 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
2255 free_alloc_pool on shared_hash_pool.
2257 2009-06-20 Anthony Green <green@moxielogic.com>
2259 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
2260 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
2262 2009-06-20 Richard Guenther <rguenther@suse.de>
2264 * tree-ssa-structalias.c (find_func_aliases): For memset use
2265 a constraint from NULL if we memset to zero.
2266 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
2267 we explicitly handle that do not read from memory.
2268 (call_may_clobber_ref_p_1): Properly handle builtins that may
2271 2009-06-20 Richard Guenther <rguenther@suse.de>
2273 PR tree-optimization/40495
2274 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
2275 (new_scalar_tmp_constraint_exp): New function.
2276 (process_constraint): Do not create temporary decls.
2277 (process_all_all_constraints): Likewise.
2278 (handle_const_call): Likewise.
2279 (create_function_info_for): Do not set decl.
2281 2009-06-19 Ian Lance Taylor <iant@google.com>
2283 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
2284 (rs6000_attribute_table): Make static; move before use.
2286 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
2288 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
2289 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
2290 Propagate the TREE_READONLY flag without overwriting it.
2291 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
2292 Propagate the TREE_READONLY flag onto the result.
2293 (process_call_operands): Move around. Use correct constant value.
2295 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2298 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
2299 * config/arm/arm.md: Likewise.
2301 2009-06-19 Ian Lance Taylor <iant@google.com>
2303 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
2304 to GIMPLE_ERROR_MARK.
2306 * c-typeck.c (build_conditional_expr): Add op1_original_type and
2307 op2_original_type parameters. Warn about using different enum types.
2308 * c-parser.c (c_parser_conditional_expression): Pass original
2309 types to build_conditional_expr.
2310 * c-tree.h (build_conditional_expr): Update declaration.
2312 2009-06-19 Ian Lance Taylor <iant@google.com>
2314 * config/i386/i386.c (ix86_function_specific_save): Test that
2315 fields match values, rather than testing the values are in a
2318 2009-06-19 Richard Guenther <rguenther@suse.de>
2320 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
2322 (ptr_derefs_may_alias_p): Likewise.
2323 (ptr_deref_may_alias_ref_p_1): New function.
2324 (ptr_deref_may_alias_ref_p): Likewise.
2325 (ref_maybe_used_by_call_p_1): Handle builtins that are not
2326 covered by looking at the ESCAPED solution.
2327 (call_may_clobber_ref_p_1): Likewise.
2328 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
2329 Handle NULL_TREE offset. Do not produce redundant constraints.
2330 (process_all_all_constraints): New helper function.
2331 (do_structure_copy): Use it.
2332 (handle_lhs_call): Likewise.
2333 (find_func_aliases): Handle some builtins with pointer arguments
2334 and/or return values explicitly.
2336 2009-06-19 Ian Lance Taylor <iant@google.com>
2338 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
2340 2009-06-19 Ian Lance Taylor <iant@google.com>
2342 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
2344 2009-06-19 Ian Lance Taylor <iant@google.com>
2346 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
2347 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
2350 * c-decl.c (finish_decl): If -Wc++-compat, warn about
2351 uninitialized const.
2353 2009-06-19 Ian Lance Taylor <iant@google.com>
2355 * dse.c (struct store_info): Rename bitmap field to bmap. Change
2358 * c-decl.c (in_struct, struct_types): Remove.
2359 (struct c_binding): Add in_struct field.
2360 (c_binding_ptr): Define type, along with VEC.
2361 (struct c_struct_parse_info): Define.
2362 (struct_parse_info): New static variable.
2363 (bind): Initialize in_struct field.
2364 (start_struct): Remove enclosing_in_struct and
2365 enclosing_struct_types parameters. Add
2366 enclosing_struct_parse_info parameter. Change all callers. Set
2367 struct_parse_info rather than in_struct and struct_types.
2368 (grokfield): If -Wc++-compat and there is a symbol binding for the
2369 field name, set the in_struct flag and push it on the
2370 struct_parse_info->fields vector.
2371 (warn_cxx_compat_finish_struct): New static function.
2372 (finish_struct): Remove enclosing_in_struct and
2373 enclosing_struct_types parameters. Add
2374 enclosing_struct_parse_info parameter. Change all callers. Don't
2375 set C_TYPE_DEFINED_IN_STRUCT here. Call
2376 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
2377 parameter. Only push on struct_types if warn_cxx_compat.
2378 (finish_enum): Only push on struct_types if warn_cxx_compat.
2379 (declspecs_add_type): Add loc parameter. Change all callers.
2380 Change all error calls to error_at. Pass loc, not input_location,
2381 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
2382 defined in a struct. If -Wc++-compat and parsing a struct, record
2383 that a typedef name was used.
2384 * c-parser.c (c_parser_declspecs): Get location to pass to
2386 (c_parser_struct_or_union_specifier): Update calls to start_struct
2388 * c-tree.h (struct c_struct_parse_info): Declare.
2389 (finish_struct, start_struct): Update declarations.
2390 (declspecs_add_type): Update declaration.
2392 2009-06-19 Ian Lance Taylor <iant@google.com>
2394 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
2395 variable with an anonymous type.
2397 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2399 * see.c: Remove for real.
2401 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2403 * optabs.h (enum optab_index): Add new OTI_significand.
2404 (significand_optab): Define corresponding macro.
2405 * optabs.c (init_optabs): Initialize significand_optab.
2406 * genopinit.c (optabs): Implement significand_optab using
2407 significand?f2 patterns.
2408 * builtins.c (expand_builtin_mathfn): Handle
2409 BUILT_IN_SIGNIFICAND{,F,L}.
2410 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
2411 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
2413 * config/i386/i386.md (significandxf2, significand<mode>2): New
2414 expanders to implement significandf, significand and significandl
2415 built-ins as inline x87 intrinsics.
2417 2009-06-18 Anatoly Sokolov <aesok@post.ru>
2419 * config/avr/avr.c (avr_override_options): Remove setting value of
2420 PARAM_INLINE_CALL_COST.
2422 2009-06-18 Richard Henderson <rth@redhat.com>
2425 * tree-pass.h (TDF_ASMNAME): New.
2426 * tree-dump.c (dump_options): Add asmname.
2427 * doc/invoke.texi: Document it.
2429 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
2430 (dump_decl_name): ...here.
2431 (dump_function_name): New flags arg; mind TDF_ASMNAME.
2432 (dump_generic_node): Update dump_function_name calls.
2433 (print_call_name): New flags arg; update all dump calls.
2434 * diagnostic.h (print_call_name): Update.
2435 * gimple-pretty-print.c (dump_gimple_call): Update.
2437 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
2440 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
2442 2009-06-18 Diego Novillo <dnovillo@google.com>
2444 * doc/plugins.texi: Document plugin_is_GPL_compatible.
2445 * plugin.c (str_license): Declare.
2446 (try_init_one_plugin): Assert that the symbol
2447 'plugin_is_GPL_compatible' exists.
2449 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
2452 * Makefile.in (OBJS-common): Remove see.o.
2454 * common.opt (fsee): Mark as preserved for backward compatibility.
2455 * opts.c (common_handle_option): Add OPT_fsee to the backward
2456 compatibility section.
2457 * passes.c (init_optimization_passes, pass_see): Remove pass.
2458 * timevar.def (TV_SEE): Remove.
2459 * tree-pass.h (pass_see): Remove declaration.
2460 * doc/invoke.texi (-fsee): Remove documentation.
2462 2009-06-18 Martin Jambor <mjambor@suse.cz>
2464 * tree-sra.c: Include statistics.h
2465 (sra_stats): New variable.
2466 (sra_initialize): Clear sra_stats.
2467 (create_access_replacement): Increment sra_stats.replacements.
2468 (get_access_replacement): Do not return twice.
2469 (analyze_all_variable_accesses): Increment statistics counter by the
2470 number of scalarized aggregates.
2471 (generate_subtree_copies): Increment sra_stats.subtree_copies.
2472 (sra_modify_expr): Increment sra_stats.exprs.
2473 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
2474 (sra_modify_assign): Increment sra_stats.exprs,
2475 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
2476 (perform_intra_sra): Update statistics counters.
2477 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
2479 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2481 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
2482 (arm_scalar_mode_supported_p): New function.
2484 2009-06-18 Paul Brook <paul@codesourcery.com>
2485 Sandra Loosemore <sandra@codesourcery.com>
2487 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
2488 (__extendhfsf2, __truncsfhf2): Define.
2489 * config/arm/fp16.c: New file.
2490 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2491 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2493 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2495 * doc/extend.texi (Half-Precision): New section.
2496 * doc/invoke.texi (Option Summary): List -mfp16-format.
2497 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
2498 * config/arm/arm.opt (mfp16-format=): New.
2499 * config/arm/arm.c: Include intl.h.
2500 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
2501 (TARGET_INVALID_RETURN_TYPE): Redefine.
2502 (TARGET_PROMOTED_TYPE): Redefine.
2503 (TARGET_CONVERT_TO_TYPE): Redefine.
2504 (arm_fp16_format): Define.
2505 (all_fpus): Add entry for neon-fp16.
2506 (fp_model_for_fpu): Likewise.
2507 (struct fp16_format): Declare.
2508 (all_fp16_formats): Define.
2509 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
2511 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
2513 (arm_legitimate_index_p): Treat HFmode like HImode.
2514 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
2515 (coproc_secondary_reload_class): Special-case HFmode.
2516 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
2517 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
2518 (arm_init_fp16_builtins): New.
2519 (arm_init_builtins): Call it.
2520 (arm_invalid_parameter_type): New.
2521 (arm_invalid_return_type): New.
2522 (arm_promoted_type): New.
2523 (arm_convert_to_type).
2524 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
2526 (arm_emit_fp16_const): New function.
2527 (arm_mangle_type): Mangle __fp16 as "Dh".
2528 * config/arm/arm.h (TARGET_VFPD32): Make it know about
2530 (TARGET_NEON_FP16): New.
2531 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
2532 (enum fputype): Add FPUTYPE_NEON_FP16.
2533 (enum arm_fp16_format_type): Declare.
2534 (arm_fp16_format): Declare.
2535 (LARGEST_EXPONENT_IS_NORMAL): Define.
2536 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
2537 * config/arm/arm-modes.def (HFmode): Define.
2538 * config/arm/vfp.md: (*movhf_vfp): New.
2541 * config/arm/arm.md: (fpu): Add neon_fp16.
2542 (floatsihf2, floatdihf2): New.
2543 (fix_trunchfsi2, fix_trunchfdi2): New.
2547 (*arm32_movhf): New.
2548 (*thumb1_movhf): New.
2549 (consttable_2): Add check for HFmode constants.
2550 (consttable_4): Handle HFmode constants.
2552 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
2554 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
2556 2009-06-17 Olivier Hainque <hainque@adacore.com>
2558 * collect2.c (main): Use CONST_CAST2 to perform char ** to
2559 const char ** conversion in AIX specific section.
2561 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
2563 * config/i386/i386.c (ix86_special_builtin_type): Remove
2564 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
2565 (bdesc_special_args): Updated.
2566 (ix86_init_mmx_sse_builtins): Likewise.
2567 (ix86_expand_special_args_builtin): Likewise.
2569 2009-06-17 Richard Henderson <rth@redhat.com>
2571 * tree-pretty-print.c (maybe_dump_asm_name): New.
2572 (dump_decl_name): Use it.
2573 (PRINT_FUNCTION_NAME): Merge into...
2574 (dump_function_name): ... here. Use maybe_dump_asm_name.
2576 2009-06-17 Cary Coutant <ccoutant@google.com>
2578 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
2580 * debug.c (struct gcc_debug_hooks): Change placeholder for
2582 (debug_nothing_int_charstar_int): Replaced by...
2583 (debug_nothing_int_charstar_int_bool): ...this.
2584 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
2585 source_line prototype.
2586 (debug_nothing_int_charstar_int): Replaced by...
2587 (debug_nothing_int_charstar_int_bool): ...this.
2588 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
2589 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
2590 Output is_stmt operand when necessary.
2591 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
2592 (notice_source_line): Add is_stmt parameter.
2593 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
2594 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
2596 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
2597 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
2599 2009-06-17 Ian Lance Taylor <iant@google.com>
2601 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
2603 (struct store_by_pieces_d): Rename from store_by_pieces. Change
2606 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
2608 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
2609 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
2610 tree_strip_sign_nop_conversions and
2611 tree_ssa_strip_useless_type_conversions rather than stripping
2612 the operations here.
2613 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
2615 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
2616 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
2617 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
2618 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
2621 2009-06-17 Michael Eager <eager@eagercon.com>
2623 * config/rs6000/constraints.md (register_constraint "d"): New.
2624 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
2625 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
2626 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
2627 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
2628 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
2629 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
2630 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
2631 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
2632 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
2633 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
2635 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
2636 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
2637 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
2638 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
2639 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2640 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
2641 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
2642 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
2643 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
2644 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
2645 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
2646 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
2647 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
2648 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
2650 2009-06-16 Ian Lance Taylor <iant@google.com>
2652 * profile.c (total_num_never_executed): Don't define.
2653 (compute_branch_probabilities): Don't count or print
2655 (init_branch_prob): Don't set total_num_never_executed.
2656 (end_branch_prob): Don't print total_num_never_executed.
2658 2009-06-17 David Daney <ddaney@caviumnetworks.com>
2660 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
2662 2009-06-17 David Edelsohn <edelsohn@gnu.org>
2664 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
2665 (nabstd2_fpr): Same.
2667 2009-06-17 Steve Ellcey <sje@cup.hp.com>
2669 * expr.c (expand_assignment): Change complex type check.
2671 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
2673 * doc/plugins.texi (Building GCC plugins): Added new section.
2675 2009-06-17 Ian Lance Taylor <iant@google.com>
2677 * c-pch.c (get_ident): Don't set size of templ array.
2678 (pch_init): Don't set size of partial_pch array.
2680 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
2681 string constant to intialize an array whose size is the length of
2684 2009-06-17 Richard Guenther <rguenther@suse.de>
2686 PR tree-optimization/40389
2687 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
2688 to addressable types.
2689 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
2691 2009-06-17 Richard Guenther <rguenther@suse.de>
2694 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
2695 if there is no evolution of left in the loop bail out.
2696 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
2697 chrec_fold_multiply.
2699 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
2700 Janis Johnson <janis187@us.ibm.com>
2703 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
2704 for the symbol ref of a constant that is the source of a move
2705 - nor for any other not-obvious-label-ref constants.
2707 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
2709 * plugin.c (position_pass): Skip newly inserted pass during list
2710 traversal to avoid repeated insertion.
2712 2009-06-16 Ian Lance Taylor <iant@google.com>
2714 * vec.h (VEC_stack_alloc): Define different version if
2715 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
2716 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
2717 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
2718 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2720 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
2722 * config.gcc (extra_headers): Add ia32intrin.h for x86.
2724 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
2725 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
2726 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
2727 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
2728 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
2729 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
2730 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
2731 (bdesc_special_args): Add __builtin_ia32_rdtsc and
2732 __builtin_ia32_rdtscp.
2733 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
2734 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
2735 and __builtin_ia32_rorhi.
2736 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
2737 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
2738 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
2739 (ix86_expand_args_builtin): Likewise.
2740 (ix86_expand_special_args_builtin): Likewise.
2742 * config/i386/i386.md (UNSPECV_RDTSCP): New.
2743 (UNSPECV_RDTSC): Likewise.
2744 (UNSPECV_RDPMC): Likewise.
2745 (*bsr): Renamed to ...
2747 (*bsr_rex64): Renamed to ...
2751 (*rdpmc_rex64): Likewise.
2754 (*rdtsc_rex64): Likewise.
2756 (*rdtscp): Likewise.
2757 (*rdtscp_rex64): Likewise.
2759 * config/i386/ia32intrin.h: New.
2761 * config/i386/x86intrin.h: Include <ia32intrin.h>.
2763 2009-06-16 Ian Lance Taylor <iant@google.com>
2765 * ira-build.c (copy_info_to_removed_store_destinations):
2766 Initialize parent_a.
2768 2009-06-16 Ian Lance Taylor <iant@google.com>
2770 * c-decl.c (grokdeclarator): Change size_varies to bool.
2772 2009-06-16 Ian Lance Taylor <iant@google.com>
2774 * sel-sched.c: Make forward declarations of move_op_hooks and
2775 fur_hooks explicitly extern.
2777 2009-06-16 Ian Lance Taylor <iant@google.com>
2779 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
2780 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
2782 2009-06-16 Ian Lance Taylor <iant@google.com>
2784 * resource.c (mark_referenced_resources): Change
2785 include_delayed_effects parameter to bool. Change all callers.
2786 (mark_end_of_function_resources): Likewise.
2787 * reorg.c (insn_references_resource_p): Likewise.
2788 (insn_sets_resource_p): Likewise.
2789 * resource.h (mark_referenced_resources): Update declaration.
2790 (mark_end_of_function_resources): Update declaration.
2792 2009-06-16 David Edelsohn <edelsohn@gnu.org>
2794 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
2796 2009-06-16 David Edelsohn <edelsohn@gnu.org>
2798 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
2799 GCC can bootstrap on AIX with GNU Binutils 2.20.
2801 2009-06-16 Ian Lance Taylor <iant@google.com>
2803 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
2805 2009-06-16 Ian Lance Taylor <iant@google.com>
2807 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
2808 inline, not extern inline.
2809 (exact_log2): Likewise.
2810 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
2812 (exact_log2): Likewise, but don't test CTZ_HWI.
2814 2009-06-16 Ian Lance Taylor <iant@google.com>
2816 * bitmap.c (bitmap_clear): Don't declare as inline.
2817 * gimple.c (gimplify_assign): Likewise.
2818 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
2819 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
2820 (sched_scan_info): Remove duplicate definition.
2822 2009-06-16 Ian Lance Taylor <iant@google.com>
2824 * c-common.c (skip_evaluation): Don't define.
2825 (c_inhibit_evaluation_warnings): Define global variable.
2826 (overflow_warning): Check c_inhibit_evaluation_warnings rather
2827 than skip_evaluation.
2828 (convert_and_check, warn_for_div_by_zero): Likewise.
2829 * c-common.h (skip_evaluation): Don't declare.
2830 (c_inhibit_evaluation_warnings): Declare.
2831 * c-parser.c (c_parser_typeof_specifier): Set
2832 c_inhibit_evaluation_warnings rather than skip_evaluation.
2833 (c_parser_conditional_expression): Likewise.
2834 (c_parser_binary_expression): Likewise.
2835 (c_parser_sizeof_expression): Likewise.
2836 (c_parser_alignof_expression): Likewise.
2837 * c-typeck.c (build_indirect_ref): Check
2838 c_inhibit_evaluation_warnings rather than skip_evaluation.
2839 (build_conditional_expr, build_binary_op): Likewise.
2841 2009-06-16 Richard Guenther <rguenther@suse.de>
2843 * tree-ssa-alias.c (is_escape_site): Remove.
2844 * tree-ssa-alias.h (enum escape_type): Remove.
2845 (is_escape_site): Likewise.
2846 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
2847 via casts and asms without deferring to is_escape_site.
2849 2009-06-16 Jakub Jelinek <jakub@redhat.com>
2852 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
2853 use gen_lowpart if op0 has complex mode.
2855 2009-06-16 Richard Guenther <rguenther@suse.de>
2857 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
2858 variables add them to ESCAPED.
2859 (find_func_aliases): Do not make all indirectly stored values escaped.
2861 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
2863 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
2866 2009-06-16 Martin Jambor <mjambor@suse.cz>
2868 PR tree-optimization/40432
2869 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
2870 check whether we need to force gimple register operand.
2872 2009-06-16 Martin Jambor <mjambor@suse.cz>
2874 PR tree-optimization/40413
2875 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
2876 build_ref_for_offset.
2877 (propagate_subacesses_accross_link): Fix a typo in a comment.
2879 2009-06-16 Ira Rosen <irar@il.ibm.com>
2881 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2882 with additional parameter.
2883 * tree-vectorizer.h (enum vect_def_type): Add new value
2885 (enum vect_relevant): Add comments.
2886 (vect_is_simple_reduction): Add new argument.
2887 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
2888 Detect nested cycles.
2889 (vect_is_simple_reduction): Update documentation, add an argument to
2890 distinguish inner-loop reduction from nested cycle, detect nested
2891 cycles, fix printings and indentation, don't swap operands in case
2893 (get_initial_def_for_reduction): Handle subtraction.
2894 (vect_create_epilog_for_reduction): Add new argument to specify
2896 (vect_finalize_reduction): Handle subtraction, fix comments.
2897 (vectorizable_reduction): Handle nested cycles. In case of nested
2898 cycle keep track of the reduction variable position. Call
2899 vect_is_simple_reduction with additional parameter. Use original
2900 statement code in reduction epilogue for nested cycle. Call
2901 vect_create_epilog_for_reduction with additional parameter.
2902 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
2903 inner-loop vectorization.
2904 (vect_recog_widen_sum_pattern): Likewise.
2905 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
2907 (vect_mark_stmts_to_be_vectorized): Likewise.
2908 (vect_get_vec_def_for_operand): Handle nested cycles.
2910 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2912 * doc/invoke.texi (Debugging Options): Fix option index entries
2913 for -fdump-statistics, -frandom-seed add entries for
2914 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
2915 (FRV Options): Fix entries for -mTLS, -mtls.
2916 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
2917 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
2918 (M68hc1x Options): Fix @itemx for -mnominmax.
2919 (MCore Options): Fix entry for -mno-lsim.
2920 (MMIX Options): Fix entry for -mabi=mmixware.
2921 (PDP-11 Options): Fix entry for -mbcopy-builtin.
2923 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
2925 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
2926 Mention the plugin mode of gengtype.
2927 * doc/gty.texi (Source Files Containing Type Information): Likewise.
2928 * gengtype.c: Updated copyright.
2929 (plugin_files, nb_plugin_files) Added new static variables.
2930 (measure_input_list) Care about plugin_files.
2931 (write_rtx_next): Added early return in plugin mode.
2932 (create_file): Updated copyright year in generated file. Added
2934 (oprintf): Added early return if NULL outf.
2935 (get_output_file_with_visibility): Care of plugin_files.
2936 (get_output_file_name): May return null.
2937 (write_local): Added early return.
2938 (put_mangled_filename): Ditto.
2939 (finish_root_table): Added check for base_files.
2940 (write_roots): Care about null when plugins.
2941 (main): Added plugin mode.
2943 2009-06-15 Ian Lance Taylor <iant@google.com>
2945 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
2946 * gcov.c (read_count_file): Add braces around variables declared
2949 * c.opt (Wjump-misses-init): New warning.
2950 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
2951 -Wall and -Wc++-compat if not already set.
2952 (c_common_post_options): Clear warn_jump_misses_init if it was not
2954 * c-decl.c (struct c_binding): Change type field to a union with
2955 new label field. Make it the first field in the struct. Update
2956 references to type to use u.type instead.
2957 (struct c_spot_bindings): Define.
2958 (struct c_goto_bindings): Define.
2959 (c_goto_bindings_p): Define, along with VECs.
2960 (struct c_label_vars): Define.
2961 (struct c_scope): Add has_label_bindings field.
2962 (bind_label, set_spot_bindings): New static functions.
2963 (decl_jump_unsafe, update_spot_bindings): New static functions.
2964 (update_label_decls): New static function.
2965 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
2966 Update binding u.label field to shadowed field.
2967 (c_binding_start_stmt_expr): New function.
2968 (c_binding_end_stmt_expr): New function.
2969 (pushdecl): Don't call c_begin_vm_scope.
2970 (make_label): Add defining and p_label_vars parameters. Change
2972 (lookup_label): Correct test for whether a label has not yet been
2973 defined. Call bind_label rather than bind.
2974 (warn_about_goto): New static function.
2975 (lookup_label_for_goto): New function.
2976 (declare_label): Call bind_label rather than bind.
2977 (check_earlier_gotos): New static function.
2978 (define_label): Don't give errors about jumping into statement
2979 expressions or scopes of variably modified types. Call
2980 set_spot_bindings and check_earlier_gotos. Call bind_label
2981 instead of bind. Don't set label_context_stack_se or
2982 label_context_stack_vm.
2983 (c_get_switch_bindings): New function.
2984 (c_release_switch_bindings): New function.
2985 (c_check_switch_jump_warnings): New function.
2986 (start_function): Don't set label_context_stack_se or
2987 label_context_stack_vm.
2988 (finish_function): Likewise.
2989 * c-typeck.c (label_context_stack_se): Don't define.
2990 (label_context_stack_vm): Don't define.
2991 (c_finish_goto_label): Call lookup_label_for_goto rather than
2992 lookup_label. Don't give errors about jumping into a statement
2993 expression or the scope of a variably modified type. Don't set
2994 label_context_stack_se or label_context_stack_vm.
2995 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
2996 fields. Add bindings field.
2997 (c_start_case): Don't set deleted fields. Set bindings field.
2998 (do_case): Rework order of tests. Don't check blocked_stmt_expr
2999 or blocked_vm. Call c_check_switch_jump_warnings.
3000 (c_finish_case): Don't test blocked_stmt_expr field. Call
3001 c_release_switch_bindings.
3002 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
3003 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3004 set label_context_stack_se. Call c_bindings_start_stmt_expr.
3005 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
3006 c_switch_stack. Don't walk label_context_stack_se labels. Don't
3007 set label_context_stack_se. Call c_bindings_end_stmt_expr.
3008 (c_begin_vm_scope, c_end_vm_scope): Don't define.
3009 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
3010 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
3011 (C_DECL_UNJUMPABLE_VM): Don't define.
3012 (C_DECL_UNDEFINABLE_VM): Don't define.
3013 (struct c_label_list): Don't define.
3014 (struct c_label_context_se): Don't define.
3015 (struct c_label_context_vm): Don't define.
3016 (struct c_spot_bindings): Declare.
3017 (c_bindings_start_stmt_expr): Declare.
3018 (c_bindings_end_stmt_expr): Declare.
3019 (lookup_label_for_goto): Declare.
3020 (c_get_switch_bindings, c_release_switch_bindings): Declare.
3021 (c_check_switch_jump_warnings): Declare.
3022 (label_context_stack_se, label_context_stack_vm): Don't declare.
3023 (c_finish_goto_label): Update declaration.
3024 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
3025 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
3026 (Warning Options): Document -Wjump-misses-init.
3028 2009-06-15 Jakub Jelinek <jakub@redhat.com>
3030 * tree-object-size.c (addr_object_size): Fix a pasto in the last
3033 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3035 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
3037 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3039 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
3041 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3043 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
3045 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3047 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
3048 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
3049 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
3050 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
3051 * dwarf2asm.c (dw2_force_const_mem): Update call to
3053 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
3054 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
3055 * langhooks.c (lhd_comdat_group): Remove.
3056 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
3057 * tree.h (DECL_COMDAT_GROUP): New.
3058 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
3059 (tree_decl_with_vis): Add comdat_group. Remove one_only.
3060 (make_decl_one_only): Change signature.
3061 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
3063 (make_decl_one_only): Change signature.
3064 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
3066 2009-06-15 Richard Guenther <rguenther@suse.de>
3069 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
3071 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3073 * tree-ssa-math-opts.c: Remove extra divide.
3075 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3077 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
3079 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3081 * passes.c: Add bswap pass.
3082 * tree-pass.h: Add pass_optimize_bswap declaration.
3083 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
3084 Include rtl.h, expr.h and optabs.h for optab_handler check.
3085 (struct symbolic_number, pass_optimize_bswap): New definition.
3086 (do_shift_rotate, verify_symbolic_number_p): New functions.
3087 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
3088 (gate_optimize_bswap): New function.
3089 * tree.c (widest_int_cst_value): New function.
3090 * tree.h (widest_int_cst_value): Prototype added.
3092 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
3094 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
3095 REG_EQUAL/REG_EQUIV notes.
3097 2009-06-14 Richard Guenther <rguenther@suse.de>
3100 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
3101 has its address taken if NRV was applied and it is addressable.
3102 * tree-ssa-structalias.c (get_constraint_for_address_of): New
3103 function split out from ...
3104 (get_constraint_for_1): ... here.
3105 (handle_rhs_call): Use it to mark the return slot escaped if
3106 it is addressable and NRV was applied.
3108 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3110 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
3111 Change first argument type to location_t.
3112 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
3113 Do not set input_location.
3114 Use loc instead of input_location throughout.
3116 2009-06-13 Richard Guenther <rguenther@suse.de>
3118 PR tree-optimization/40421
3119 * tree-predcom.c (should_unroll_loop_p): Remove.
3120 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
3122 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3124 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3125 Add location argument.
3127 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3129 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
3131 * config/s390/s390.c (s390_build_builtin_va_list): Same.
3132 (s390_gimplify_va_arg): Pass location to create_artificial_label.
3133 * config/spu/spu-protos.h: Add location to
3134 spu_resolve_overloaded_builtin.
3135 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
3136 spu_build_builtin_va_list.
3137 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
3138 argument. Pass location to build_function_call_vec.
3139 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
3141 (emit_fpu_switch): Same.
3142 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
3143 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
3144 to build_decl and create_artificial_label.
3145 (xtensa_gimplify_va_arg_expr): Same.
3146 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
3147 (xstormy16_gimplify_va_arg_expr): Same.
3148 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
3149 * config/arm/arm.c (arm_build_builtin_va_list): Same.
3150 * config/mips/mips.c (mips_build_builtin_va_list): Same.
3151 (mips16_build_function_stub): Same.
3152 (mips16_build_call_stub): Same.
3154 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
3157 * arm/constraints.md (Pa, Pb): New constraints.
3158 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
3159 split pattern to deal with them.
3161 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
3163 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
3164 fix index entry for -Xpreprocessor.
3166 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3168 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3169 Add location argument to build_decl call.
3170 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
3171 (rs6000_init_builtins): Same.
3172 (spe_init_builtins): Same.
3173 (rs6000_gimplify_va_arg): Add location argument to
3174 create_artificial_label call.
3176 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
3178 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
3179 * combine-stack-adj.c (pass_stack_adjustments): Use it.
3180 * Makefile.in: Fix GGC dependency for gcse.o.
3182 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3184 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
3185 * gimple-pretty-print.c (dump_gimple_stmt): Same.
3186 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
3188 * c-parser.c (c_parser_binary_expression): Use current column while
3189 building binary operations.
3190 * common.opt (fshow-column): Enable by default.
3191 * tree-vrp.c (check_array_ref): Use warning_at.
3192 (check_array_bounds): Use location from call back if expr has no
3194 * tree.h: Add location argument to maybe_fold_*.
3195 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
3196 (maybe_fold_offset_to_array_ref): Add location argument and use it.
3197 (maybe_fold_offset_to_component_ref): Same.
3198 (maybe_fold_offset_to_reference): Same.
3199 (maybe_fold_offset_to_address): Same.
3200 (maybe_fold_stmt_indirect): Same.
3201 (maybe_fold_stmt_addition): Same.
3202 (fold_stmt_r): Pass location to maybe_fold_*.
3203 (fold_gimple_assign): Same.
3204 * c-tree.h: Add location argument to finish_decl,
3205 default_function_array_conversion, store_init_value.
3206 * c-decl.c (define_label): Use error_at.
3207 (c_make_fname_decl): Pass location to finish_decl.
3208 (finish_decl): New location argument.
3209 (build_compound_literal): Pass location to store_init_value.
3210 (grokdeclarator): Pass location to finish_decl.
3212 * c-typeck.c (array_to_pointer_conversion): New location argument.
3213 (function_to_pointer_conversion): Same.
3214 (default_function_array_conversion): Same.
3215 (parser_build_unary_op): Pass location to overflow_warning.
3216 (parser_build_binary_op): Same. Use warning_at.
3217 (build_unary_op): Pass location to array_to_pointer_conversion.
3218 (build_c_cast): Pass location to digest_init.
3219 (build_modify_expr): New location argument.
3220 (convert_for_assignment): Same.
3221 (store_init_value): Same.
3222 (digest_init): Same.
3223 (output_init_element): Pass location to digest_init and
3224 array_to_pointer_conversion.
3225 (c_finish_return): Pass location to convert_for_assignment.
3226 * gimplify.c (gimplify_conversion): Pass location to
3227 maybe_fold_offset_to_address.
3228 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
3229 to maybe_fold_stmt_addition.
3230 * c-omp.c (c_finish_omp_atomic): Pass new location to
3232 (c_finish_omp_for): Same.
3233 * c-common.c (overflow_warning): New argument.
3234 * c-common.h: New argument to build_modify_expr, overflow_warning.
3235 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
3237 (c_parser_initializer): Pass location to
3238 default_function_array_conversion.
3239 (c_parser_initelt): Same.
3240 (c_parser_initval): Same.
3241 (c_parser_asm_operands): Same.
3242 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
3243 (c_parser_conditional_expression): Same.
3244 (c_parser_binary_expression): Add location info to stack. Use it.
3245 (c_parser_unary_expression): Pass location to
3246 default_function_array_conversion, parser_build_unary_op,
3247 build_indirect_ref, c_parser_postfix_expression_after_primary.
3248 (c_parser_postfix_expression_after_primary): New location argument.
3250 (c_parser_expression_conv): Pass location to
3251 default_function_array_conversion.
3252 (c_parser_expr_list): Same.
3253 (c_parser_omp_atomic): Same.
3254 (c_parser_omp_for_loop): Same.
3255 * c-tree.h: (struct c_declarator): Add comment to id_loc.
3256 (build_array_declarator): New argument.
3257 * c-decl.c (build_array_declarator): Add location argument.
3258 (grokdeclarator): Set id_loc for cdk_array.
3259 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
3260 build_array_declarator.
3261 * tree.c (build_omp_clause): Add location argument.
3262 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
3263 (OMP_CLAUSE_LOCATION): New macro.
3264 (struct tree_omp_clause): Add location field.
3265 (build_omp_clause): Add argument.
3266 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
3267 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
3269 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
3270 (cp_parser_omp_clause_collapse): Same.
3271 (cp_parser_omp_clause_default): Same.
3272 (cp_parser_omp_clause_if): Same.
3273 (cp_parser_omp_clause_nowait): Same.
3274 (cp_parser_omp_clause_num_threads): Same.
3275 (cp_parser_omp_clause_ordered): Same.
3276 (cp_parser_omp_clause_schedule): Same.
3277 (cp_parser_omp_clause_untied): Same.
3278 (cp_parser_omp_for_loop): Same.
3279 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3280 * c-tree.h (c_start_case): Add location argument.
3281 (c_process_expr_stmt): Same.
3282 (c_finish_goto_*): Same.
3283 * tree-parloops.c (initialize_reductions): Pass location to
3285 (create_parallel_loop): Same.
3286 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
3287 (gfc_trans_omp_reduction_list): Same.
3288 (gfc_trans_omp_clauses): Same.
3289 (gfc_trans_omp_do): Same.
3290 * c-typeck.c (c_finish_goto_label): Same.
3291 (c_finish_goto_ptr): New location argument.
3292 (c_start_case): Same.
3293 (emit_side_effect_warnings): Same.
3294 (c_process_expr_stmt): Same.
3295 (c_finish_stmt_expr): Same.
3296 (c_finish_omp_clauses): Use error_at instead of error.
3297 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
3299 * c-omp.c (c_split_parallel_clauses): New location argument.
3300 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
3301 to build_omp_clause.
3302 (convert_local_reference_stmt): Same.
3303 (convert_gimple_call): Same.
3304 * c-common.h (c_split_parallel_clauses): New argument.
3305 * c-parser.c (c_parser_statement_after_labels): Pass location to
3306 c_finish_goto_label.
3307 (c_parser_switch_statement): Pass location to c_start_case.
3308 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
3309 and c_process_expr_stmt.
3310 (c_parser_omp_variable_list): Add location argument.
3311 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
3312 (c_parser_omp_clause_default): Same.
3313 (c_parser_omp_clause_if): Same.
3314 (c_parser_omp_clause_num_threads): Same.
3315 (-c_parser_omp_clause_ordered): Same.
3316 (c_parser_omp_clause_reduction): Pass location to
3317 c_parser_omp_variable_list.
3318 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
3319 (c_parser_omp_clause_untied): Same.
3320 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
3321 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3323 * c-tree.h (check_for_loop_decls, undeclared_variable,
3324 build_component_ref, build_array_ref, build_external_ref,
3325 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
3326 build_conditional_expr, build_compound_expr, c_cast_expr,
3327 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
3328 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
3330 * c-semantics.c (build_stmt): Same.
3331 (build_case_label): Same.
3332 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
3333 (undeclared_variable): New argument.
3335 (lookup_label): Pass location on down.
3336 (define_label): Same.
3337 (finish_decl): Same.
3338 (build_compound_literal): Same.
3339 (finish_struct): Same.
3340 (finish_function): Do not set location here.
3341 (check_for_loop_decls): New argument.
3342 * tree.c (save_expr): Set location.
3343 (build_empty_stmt): New argument.
3344 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
3345 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
3346 * builtins.c (gimplify_va_arg_expr): Use locations.
3347 (expand_builtin_sync_operation): Same.
3348 * c-typeck.c (build_component_ref): New argument.
3349 (build_array_ref): Same.
3350 (build_external_ref): Same.
3351 (c_expr_sizeof_expr): Same.
3352 (c_expr_sizeof_type): Same.
3353 (parser_build_unary_op): Same.
3354 (build_conditional_expr): Same.
3355 (build_compound_expr): Pass location on down.
3356 (build_compound_expr): New argument.
3357 (build_c_cast): Same.
3358 (c_cast_expr): Same.
3359 (build_asm_expr): Same.
3360 (c_finish_return): Same.
3361 (c_process_expr_stmt): Pass location on down.
3362 (c_finish_stmt_expr): New argument.
3363 (push_clenaup): Same.
3364 (c_finish_omp_parallel): Same.
3365 (c_finish_omp_task): Same.
3366 * gimplify.c (gimplify_call_expr): Pass location on down.
3367 * c-omp.c (c_finish_omp_master): New argument.
3368 (c_finish_omp_critical): Same.
3369 (c_finish_omp_ordered): Same.
3370 (c_finish_omp_barrier): Same.
3371 (-c_finish_omp_taskwait): Same.
3372 (c_finish_omp_atomic): Same.
3373 (c_finish_omp_flush): Same.
3374 * tree-inline.c (copy_tree_body_r): Pass location on down.
3375 (inline_forbidden_p): Remove use of input_location.
3376 * c-gimplify.c (c_build_bind_expr): New argument.
3377 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
3378 (c_sizeof_or_alignof_type): New argument.
3379 (c_alignof_expr): Same.
3380 (build_va_arg): Same.
3381 (c_add_case_label): Same.
3382 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
3383 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
3384 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
3385 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
3386 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
3387 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
3389 * stub-objc.c (objc_build_selector_expr): Same.
3390 (objc_build_throw_stmt): Same.
3391 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
3392 (c_parser_initelt): Same.
3393 (c_parser_compound_statement): Same.
3394 (c_parser_compound_statement_nostart): Same.
3395 (c_parser_label): Same.
3396 (c_parser_statement_after_labels): Same.
3397 (c_parser_if_body): Same.
3398 (c_parser_else_body): Same.
3399 (c_parser_if_statement): Same.
3400 (c_parser_switch_statement): Same.
3401 (c_parser_while_statement): Same.
3402 (c_parser_do_statement): Same.
3403 (c_parser_for_statement): Same.
3404 (c_parser_asm_statement): Same.
3405 (c_parser_conditional_expression): Same.
3406 (c_parser_binary_expression): Same.
3407 (c_parser_cast_expression): Same.
3408 (c_parser_unary_expression): Same.
3409 (c_parser_sizeof_expression): Same.
3410 (c_parser_alignof_expression): Same.
3411 (c_parser_postfix_expression): Same.
3412 (c_parser_expression): Same.
3413 (c_parser_objc_receiver): Same.
3414 (c_parser_omp_variable_list): Same.
3415 (c_parser_omp_structured_block): Same.
3416 (c_parser_omp_atomic): New argument.
3417 (c_parser_omp_barrier): Same.
3418 (c_parser_omp_critical): Same.
3419 (c_parser_omp_flush): Pass location on down.
3420 (c_parser_omp_for_loop): New argument.
3421 (c_parser_omp_for): Same.
3422 (c_parser_omp_master): Same.
3423 (c_parser_omp_ordered): Same.
3424 (c_parser_omp_sections_scope): Same.
3425 (c_parser_omp_sections): Same.
3426 (c_parser_omp_parallel): Same.
3427 (c_parser_omp_single): Same.
3428 (c_parser_omp_task): Same.
3429 (c_parser_omp_taskwait): Pass location on down.
3430 (c_parser_omp_construct): Same.
3431 (c_parser_omp_threadprivate): Same.
3432 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
3433 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
3434 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
3435 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
3436 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
3437 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
3438 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
3439 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
3440 config/i386/i386.c, stmt.c:
3441 Add location argument to the following function definitions and/or
3442 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
3443 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
3444 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
3445 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
3446 do_case, c_finish_bc_stmt, build_compound_literal,
3447 build_function_call.
3448 * c-decl.c (build_compound_literal): Add location argument.
3449 Make all diagnostic calls use location.
3450 (start_struct): Same.
3451 (finish_struct): Same.
3453 (build_enumerator): Same.
3454 (start_function): Same.
3455 (grokdeclarator): Make all diagnostic calls use location.
3456 (store_parm_decls_oldstyle): Same.
3457 * c-typeck.c (build_function_call): Add location argument.
3458 Make all diagnostic calls use location.
3460 (c_finish_bc_stmt): Same.
3461 * tree-nested.c (get_trampoline_type): Add argument.
3462 Pass location to build_decl.
3463 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
3464 * rtl.h (RTL_LOCATION): New.
3465 * c-common.c (c_add_case_label): Add location argument.
3466 Make all diagnostic calls use location.
3467 * c-common.h: Add location argument to make_fname_decl, do_case,
3468 c_add_case_label, build_function_call, resolve_overloaded_builtin.
3469 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
3470 Set it appropriately for every case. Pass enum_loc to start_enum
3471 call. Pass value_loc first to build_enumerator. Pass enum_loc to
3473 (c_parser_struct_or_union_specifier): Save location. Use it for
3474 start_struct, finish_struct, and parser_xref_tag.
3476 2009-06-12 Ian Lance Taylor <iant@google.com>
3478 * fold-const.c (fold_unary): Rename local variable and to and_expr.
3480 * c-opts.c (c_common_handle_option): For -Wc++-compat set
3481 cpp_opts->warn_cxx_operator_names.
3483 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3486 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
3487 is returns NULL and OP is a VCE, look through the VCE.
3489 2009-06-12 Ian Lance Taylor <iant@google.com>
3492 * collect2.c (main): Use CONST_CAST2 in code inside #if
3493 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
3495 2009-06-12 Joey Ye <joey.ye@intel.com>
3498 * cfgexpand.c (get_decl_align_unit): Update
3499 max_used_stack_slot_alignment with align instead of
3500 stack_alignment_needed.
3502 * function.c (assign_stack_local_1): Update
3503 max_used_stack_slot_alignment with alignment_in_bits instead
3504 of stack_alignment_needed.
3505 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
3508 2009-06-12 Jakub Jelinek <jakub@redhat.com>
3510 * dwarf2out.c (last_var_location_insn): New variable.
3511 (dwarf2out_end_epilogue): Clear last_var_location_insn.
3512 (dwarf2out_var_location): Don't record anything after last real
3513 insn. Only change labels if there were any real instructions
3514 in between last note and this one, or if changed sections.
3516 2009-06-11 Richard Henderson <rth@redhat.com>
3518 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
3519 note when storing the frame pointer in a register.
3520 (FRP): Don't redefine to nothing for epilogue.
3521 (alpha_expand_epilogue): Mark register and sp restores.
3522 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
3524 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
3525 when gen_lowpart is needed.
3527 2009-06-11 Richard Henderson <rth@redhat.com>
3529 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
3531 * dwarf2out.c (need_data_align_sf_opcode): New.
3532 (div_data_align): Move earlier.
3533 (def_cfa_1, reg_save): Use it.
3535 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
3537 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
3538 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
3539 (ix86_handle_option): Handle OPT_mcrc32.
3540 (ix86_target_string): Add -mcrc32.
3541 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
3543 * config/i386/i386.h (TARGET_CRC32): New.
3545 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
3546 (sse4_2_crc32di): Likewise.
3548 * config/i386/i386.opt (mcrc32): New.
3550 * doc/invoke.texi: Document -mcrc32.
3552 2009-06-11 Richard Henderson <rth@redhat.com>
3554 * common.opt (gdwarf-): Accept a version number.
3555 * doc/invoke.texi (gdwarf-): Update docs.
3556 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
3557 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
3558 version level, and record it.
3560 * dwarf2.h (DW_CIE_VERSION): Remove.
3561 * dwarf2out.c (DWARF_VERSION): Remove.
3562 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
3563 (output_call_frame_info): Use CIE version 3 for dwarf3,
3564 or if the return register column is out of range for version 1.
3565 (dwarf_stack_op_name): Add all dwarf3 values.
3566 (DEBUG_PUBTYPES_SECTION): New.
3567 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
3568 encoding change for dwarf3.
3569 (output_die) [dw_val_class_die_ref]: Likewise.
3570 (output_compilation_unit_header): Emit correct version for dwarf3.
3571 (output_line_info): Likewise.
3572 (output_pubnames): Update for DWARF_VERSION removal.
3573 (output_aranges): Likewise.
3574 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
3575 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
3576 (dwarf2out_finish): Likewise.
3578 2009-06-11 David Daney <ddaney@caviumnetworks.com>
3580 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
3583 2009-06-11 David Daney <ddaney@caviumnetworks.com>
3586 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
3587 * builtins.c (expand_builtin_unreachable): New function.
3588 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
3589 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
3590 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
3592 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
3593 searching for missing barriers.
3595 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3597 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
3598 when -fprofile-generate* was passed.
3599 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
3601 2009-06-11 Anthony Green <green@moxielogic.com>
3603 * config/moxie/moxie.md: Define length attribute for all instructions.
3605 (*b<cond:code>): Support limited branch ranges for new PC-relative
3606 branch instructions.
3607 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
3609 2009-06-11 Jakub Jelinek <jakub@redhat.com>
3611 * config/i386/i386.c (min_insn_size): Use get_attr_length
3612 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
3615 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
3616 instead of emit_insn_before.
3618 2009-06-10 Ian Lance Taylor <iant@google.com>
3621 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
3624 2009-06-10 Revital Eres <eres@il.ibm.com>
3626 * passes.c (init_optimization_passes): Reschedule
3627 predictive-commoning pass before complete unroll pass.
3629 2009-06-10 Martin Jambor <mjambor@suse.cz>
3631 * cgraph.c (cgraph_node_can_be_local_p): New function.
3632 (cgraph_make_node_local): New function.
3633 * cgraph.h (cgraph_node_can_be_local_p): Declare.
3634 (cgraph_make_node_local): Declare.
3636 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
3638 * tree.h (tree_base): Add packed_flag and user_align fields.
3639 Decrease size of spare field.
3640 (TYPE_USER_ALIGN): Use user_align from tree_base.
3641 (DECL_USER_ALIGN): Likewise.
3642 (TYPE_PACKED): Use packed_flag from tree_base.
3643 (DECL_PACKED): Likewise.
3644 (tree_type): Delete packed_flag and user_align fields. Widen
3645 precision field. Widen mode field and shuffle fields to align
3646 mode on an 8-bit boundary.
3647 (tree_decl_common): Delete decl_flag_1 and user_align fields.
3648 Renumber decl_flag_* fields. Fix comments. Widen
3649 decl_common_unused field.
3650 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
3651 (DECL_EXTERNAL): Likewise.
3652 (DECL_BIT_FIELD): Likewise.
3653 (DECL_NONADDRESSABLE_P): Likewise.
3654 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
3655 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
3657 2009-06-10 Ian Lance Taylor <iant@google.com>
3659 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
3660 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
3661 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
3662 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
3663 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
3664 DEF_VEC_ALLOC_FUNC_P.
3665 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
3666 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
3667 DEF_VEC_ALLOC_FUNC_O.
3668 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
3669 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
3670 DEF_VEC_ALLOC_FUNC_I.
3671 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
3672 (vec_stack_p_reserve_exact_1): Declare.
3673 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
3674 (vec_stack_free): Declare.
3675 (VEC_stack_alloc): Define.
3676 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
3677 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
3678 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
3679 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
3681 (stack_vecs): New static variable.
3682 (vec_stack_p_reserve_exact_1): New function.
3683 (vec_stack_o_reserve_1): New static function.
3684 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
3685 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
3686 (vec_stack_free): New function.
3687 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
3688 (VEC_df_ref_stack_alloc): Define.
3689 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
3690 DEF_VEC_ALLOC_P_STACK.
3691 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
3692 (struct df_collection_rec): Change _vec fields to VEC. Remove
3694 (df_free_collection_rec): Adjust for new fields.
3695 (df_insn_rescan): Use new df_collection_rec fields.
3696 (df_notes_rescan, df_canonize_collection_rec): Likewise.
3697 (df_ref_create_structure, df_ref_record): Likewise.
3698 (df_get_conditional_uses, df_get_call_refs): Likewise.
3699 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
3700 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
3701 (df_record_exit_block_uses, df_bb_verify): Likewise.
3702 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
3703 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
3704 Remove count parameter. Change return type to void. Change all
3706 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
3707 Remove count parameter. Change return type to void. Change all
3709 (df_install_refs): Change old_vec parameter to VEC. Remove count
3710 parameter. Change all callers.
3711 (df_install_mws): Change old_vec parameter to VEC. Remove count
3712 parameter. Change all callers.
3713 (df_refs_verify): Change new_rec parameter to VEC. Change call
3715 (df_mws_verify): Likewise.
3717 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
3719 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
3721 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
3723 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
3725 2009-06-10 Anthony Green <green@moxielogic.com>
3727 * config/moxie/crti.asm: New file.
3728 * config/moxie/crtn.asm: New file.
3729 * config/moxie/moxie.c: New file.
3730 * config/moxie/moxie.h: New file.
3731 * config/moxie/sfp-machine.h: New file.
3732 * config/moxie/moxie-protos.h: New file.
3733 * config/moxie/t-moxie: Created.
3734 * config/moxie/t-moxie-softfp: Created.
3735 * config/moxie/moxie.md: Created.
3736 * config/moxie/constraints.md: Created.
3737 * config.gcc: Add moxie support.
3738 * doc/md.texi (Machine Constraints): Add moxie constraints.
3739 * doc/contrib.texi (Contributors): Mention moxie port.
3740 * doc/install.texi (Specific): Mention the moxie port.
3742 2009-06-09 Ian Lance Taylor <iant@google.com>
3744 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
3746 * optabs.c (optab_table): Only use designated initializers if
3747 HAVE_DESIGNATED_INITIALIZERS is defined.
3748 (convert_optab_table): Likewise.
3749 (init_optabs): Always call init_insn_codes if
3750 HAVE_DESIGNATED_INITIALIZERS is not defined.
3752 2009-06-09 Ian Lance Taylor <iant@google.com>
3754 * targhooks.c (default_builtin_vectorized_function): Change fn
3755 parameter to unsigned int.
3756 (default_builtin_vectorized_conversion): Change code parameter to
3758 (default_builtin_reciprocal): Change fn parameter to unsigned int.
3759 * targhooks.h: Update declarations.
3760 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
3761 parameter to unsigned int.
3763 * c-typeck.c (comptypes_check_enum_int): New static function.
3764 (comptypes_internal): Add enum_and_int_p parameter. Change all
3766 (comp_target_types): Add location parameter. Change all callers.
3767 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
3769 (function_types_compatible_p, type_lists_compatible_p): Likewise.
3770 (build_conditional_expr): Add colon_loc parameter. Change all
3772 (convert_for_assignment): Add location parameter. Change all callers.
3773 * c-parser.c (c_parser_conditional_expression): Pass location of
3774 colon to build_conditional_expr.
3775 * c-tree.h (build_conditional_expr): Update declaration.
3777 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
3779 * graphite.c: Revert previous patch.
3781 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
3784 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
3786 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
3788 * tree-ssa-loop-prefetch.c
3789 (loop_prefetch_arrays): Fixed a portability problem in printf format
3792 2009-06-09 Martin Jambor <mjambor@suse.cz>
3794 PR tree-optimization/40351
3795 * tree-sra.c (propagate_subacesses_accross_link): Check that a
3796 refrence to a potential artifical subaccess can be constructed.
3798 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3800 * config/sh/sh-protos.h (sh_optimization_options): Declare.
3801 (sh_override_options): Likewise.
3802 * config/sh/sh.c: Include params.h.
3803 (sh_optimization_options): New.
3804 (sh_override_options): Likewise.
3805 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
3806 (OVERRIDE_OPTIONS): Use sh_override_options.
3808 2009-06-08 Jakub Jelinek <jakub@redhat.com>
3810 * dwarf2out.c (emit_cfa_remember): New variable.
3811 (add_fde_cfi): If emit_cfa_remember, recurse to add
3812 DW_CFA_remember_state first.
3813 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
3814 instead just set emit_cfa_remember.
3816 2009-06-08 Jan Hubicka <jh@suse.cz>
3819 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
3821 2009-06-08 Jan Hubicka <jh@suse.cz>
3824 * cgraphunit.c (save_inline_function_body): Do not copy transform
3825 hooks for saved inline bodies.
3826 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
3829 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
3831 * jump.c (returnjump_p): Handle delayed branches. Add missing
3834 2009-06-08 Jan Hubicka <jh@suse.cz>
3837 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
3838 original node might've been modified.
3839 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
3841 2009-06-08 Jakub Jelinek <jakub@redhat.com>
3843 * tree-object-size.c (addr_object_size): Add OSI argument.
3844 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
3845 (compute_builtin_object_size, expr_object_size): Adjust callers.
3846 (plus_stmt_object_size): Call addr_object_size instead of
3847 compute_builtin_object_size.
3849 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
3850 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3852 * tree-ssa-loop-prefetch.c
3853 (gather_memory_references): Introduced a counter for the number of
3855 (anything_to_prefetch_p): Introduced a counter for the number of
3857 (is_loop_prefetching_profitable): New function with a cost model
3859 (loop_prefetch_arrays): Use the new cost model to determine if
3860 prefetching is profitable.
3861 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
3862 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3863 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
3864 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3865 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
3866 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3868 2009-06-08 Michael Matz <matz@suse.de>
3871 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
3872 partitions use the same.
3873 (expand_one_var): Deal with DECL_RTL sometimes begin set also
3874 for basevars of SSA_NAMEs.
3875 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
3876 to not expand them twice.
3877 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
3880 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
3882 * common.opt (fcompare-debug=, fcompare-debug-second): New.
3883 (fdump-final-insns=, gtoggle): New.
3884 * doc/invoke.texi: Document them.
3885 * final.c (rest_of_clean_state): Dump final insn stream.
3886 * gcc.c (invoke_as): Hook in -fcompare-debug.
3887 (static_spec_functions): Add compare-debug-dump-opt,
3888 compare-debug-self-opt and compare-debug-auxbase-opt.
3889 (compare_debug, compare_debug_second, compare_debug_opt): New.
3890 (switches_debug_check, n_switches_debug_check): New.
3891 (debug_auxbase_opt, debug_check_temp_file): New.
3892 (process_command): Handle -fno-compare-debug, -fcompare-debug and
3894 (do_self_spec): Handle arguments after switches.
3895 (do_spec_1): Add .gk extension to temp file basenames for compare.
3896 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
3897 (cc1_options): Use it instead of normal auxbase computation for
3898 the second compare-debug compilation.
3899 (compare_files): New.
3900 (main): Set up and implement compare debug mode.
3901 (compare_debug_dump_opt_spec_function): New.
3902 (compare_debug_self_opt_spec_function): New.
3903 (compare_debug_auxbase_opt_spec_function): New.
3904 * toplev.c (process_options): Handle flag_gtoggle,
3905 flag_dump_final_insns.
3906 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
3907 during -fcompare-debug-second compilation.
3909 2009-06-07 Ian Lance Taylor <iant@google.com>
3911 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
3912 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
3914 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
3915 with no default node. Change warning with %H to warning_at.
3916 Don't clear warn_switch around case checking.
3917 * doc/invoke.texi (Warning Options): Clarify distinction between
3918 -Wswitch and -Wswitch-enum.
3920 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3922 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
3924 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3926 * gbl-ctors.h: Add header guard.
3928 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3930 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
3931 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
3932 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
3933 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
3934 prototypes for removed functions.
3935 (expressions_equal_p): Move to ...
3936 * tree-ssa-sccvn.h: ... here and ...
3937 * matrix-reorg.c: ... adjust includes.
3939 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3941 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
3943 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3945 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
3946 (finish_function): Remove erroneous whitespace.
3948 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3950 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
3951 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
3953 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3955 * errors.c (internal_error): Commentary typo fix.
3956 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
3957 * tree-ssa-pre.c: Ditto.
3959 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3961 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
3962 them is supposed to hold actual statements.
3964 2009-06-06 Ian Lance Taylor <iant@google.com>
3966 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
3967 empty statements can now have attributes.
3969 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
3971 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
3972 * config/mips/mips.md: Ditto.
3974 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
3976 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
3978 (__eabi_uconvert): Likewise.
3980 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
3982 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
3983 CFI_* definitions with IN_GCC.
3985 2009-06-05 David Edelsohn <edelsohn@gnu.org>
3987 * xcoffout.h (xcoffout_source_line): Update prototype.
3989 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3991 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
3992 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
3994 2009-06-05 Jakub Jelinek <jakub@redhat.com>
3997 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
3998 inlined_function_outer_scope_p blocks for artificial inlines
4000 * tree.c (tree_nonartificial_location): Rewrite using
4001 block_nonartificial_location.
4003 2009-06-05 Revital Eres <eres@il.ibm.com>
4004 Leehod Baruch <leehod@il.ibm.com>
4006 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
4007 (expand_expr_real_1): Remove comment.
4008 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4009 Vectorize misaligned access when the target supports it.
4010 (vect_supportable_dr_alignment): Check for unaligned access support.
4011 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
4014 2009-06-05 Julian Brown <julian@codesourcery.com>
4016 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
4017 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
4019 2009-06-05 Richard Guenther <rguenther@suse.de>
4022 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
4025 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4027 * config/s390/s390.c (global_not_special_regno_p): New static inline.
4028 (save_gprs): Don't tell unwinder when a global register is saved.
4029 (s390_emit_epilogue): Emit needed epilogue unwind info.
4031 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4033 * dwarf2out.c (deferred_asm_name): New.
4034 (add_name_and_src_coords_attributes): Defer creation of
4035 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
4037 (move_linkage_attr): New.
4038 (dwarf2out_finish): Revisit deferrals and emit attributes at the
4041 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4043 * tree-nested.c (finalize_nesting_tree_1): Declare the
4044 frame_decl in the binding tree.
4046 2009-06-04 Cary Coutant <ccoutant@google.com>
4048 * basic-block.h (struct basic_block_def): Add discriminator field.
4049 * dbxout.c (dbxout_source_line): Add new parameter. Change all
4051 * debug.c (do_nothing_debug_hooks): Add additional entry.
4052 (debug_nothing_int_charstar_int): New function.
4053 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
4054 (debug_nothing_int_charstar_int): New declaration.
4055 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
4056 discriminator value in .loc directive.
4057 * final.c (last_discriminator): New variable.
4058 (discriminator): New variable.
4059 (final_start_function): Initialize above variables, pass current
4060 discriminator to debug hook.
4061 (notice_source_line): Check for discriminator change.
4062 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
4063 * sdbout.c (sdbout_source_line): New parameter.
4064 * tree-cfg.c (struct locus_discrim_map): New structure type.
4065 (discriminator_per_locus): New hash table.
4066 (build_gimple_cfg): Allocate and free discriminator hash table.
4067 (make_edges): Call assign_discriminator.
4068 (locus_map_hash): New function.
4069 (locus_map_eq): New function.
4070 (next_discriminator_for_locus): New function.
4071 (same_line_p): New function.
4072 (assign_discriminator): New function.
4073 (make_cond_expr_edges): Call assign_discriminator.
4074 (make_gimple_switch_edges): Likewise.
4075 (first_non_label_stmt): New function.
4076 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
4078 * xcoffout.c (xcoffout_source_line): Add new parameter.
4080 * configure.ac (gcc_cv_as_discriminator): New configury check for
4081 gas support for discriminator.
4082 * configure: Regenerate.
4083 * config.in: Regenerate.
4085 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4087 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
4088 val after checking for integers.
4090 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
4092 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
4094 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
4095 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
4096 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
4097 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
4098 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
4099 X64_SSE_REGPARM_MAX.
4100 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
4101 X64_SSE_REGPARM_MAX.
4103 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4105 * gcc.c (report_times_to_file): New.
4106 (execute): Implement it.
4107 (process_command): Support -time=.
4108 * doc/invoke.texi: Document it.
4110 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4112 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
4113 that have value exprs.
4115 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4117 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
4118 declarations for constants until...
4119 (dw2_output_indirect_constant_1): ... this point.
4121 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
4124 * arm.md (arm_addsi3): Don't try to split an add with an
4125 eliminable register until after reload has completed.
4127 2009-06-03 Ian Lance Taylor <iant@google.com>
4129 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
4130 * genattrtab.c (write_length_unit_log): Likewise.
4131 * genchecksum.c (dosum): Likewise.
4132 * gengtype.c (write_rtx_next): Likewise.
4133 (finish_root_table, write_roots): Likewise.
4134 * gimple.c (gimple_ops_offset_): Likewise.
4135 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
4136 * config/arc/arc.c (arc_attribute_table): Likewise.
4137 * config/arm/arm.c (arm_attribute_table): Likewise.
4138 * config/avr/avr.c (avr_attribute_table): Likewise.
4139 * config/crx/crx.c (crx_attribute_table): Likewise.
4140 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
4141 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
4142 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
4143 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
4144 * config/sh/sh.c (sh_attribute_table): Likewise.
4145 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
4146 * config/spu/spu.c (spu_attribute_table): Likewise.
4147 * config/v850/v850.c (v850_attribute_table): Likewise.
4149 * config/alpha/alpha.c (vms_attribute_table): Make static.
4150 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
4151 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
4152 * config/mips/mips.c (mips_attribute_table): Likewise.
4154 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
4156 (cc1-checksum.o): Likewise.
4158 2009-06-03 Steve Ellcey <sje@cup.hp.com>
4160 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
4162 2009-06-03 Jakub Jelinek <jakub@redhat.com>
4164 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
4165 insn if it is changing sp. Use gen_add3_insn instead of
4166 conditionally gen_addsi3 and gen_adddi3.
4167 (offset_below_red_zone_p): New static inline function.
4168 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
4169 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
4170 * config/rs6000/ppc-asm.h: Include auto-host.h.
4171 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
4172 CFI_RESTORE): Define.
4173 * config/rs6000/crtresxgpr.asm: Add unwind info.
4174 * config/rs6000/crtresxfpr.asm: Likewise.
4175 * config/rs6000/crtresgpr.asm: Likewise.
4176 * config/rs6000/crtresfpr.asm: Likewise.
4177 * config/rs6000/crtsavgpr.asm: Likewise.
4178 * config/rs6000/crtsavfpr.asm: Likewise.
4180 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
4181 argument of DWARF2_FRAME_REG_OUT macros.
4183 2009-06-03 Julian Brown <julian@codesourcery.com>
4185 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
4186 words or less (including TImode) in core registers.
4188 2009-06-03 Richard Guenther <rguenther@suse.de>
4191 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
4193 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
4195 * statistics.c (statistics_counter_event): Do not record event
4196 in pass dump if its number == -1.
4197 (curr_statistics_hash): Add assert that we never get passes
4198 with static number == -1.
4200 2009-06-03 Richard Guenther <rguenther@suse.de>
4201 Andrey Belevantsev <abel@ispras.ru>
4203 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
4204 non-BLKmode arrays addressable.
4206 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
4208 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
4209 * config/m68k/m68k.h: ... here.
4210 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
4213 2009-06-03 Martin Jambor <mjambor@suse.cz>
4215 PR tree-optimization/40323
4216 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
4219 2009-06-03 Richard Guenther <rguenther@suse.de>
4221 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4224 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
4226 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4227 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
4228 JUMP_TABLE_DATA_P where applicable.
4229 * config/sh/sh.c: Ditto.
4230 * config/sh/sh.h: Ditto.
4231 * config/sh/sh.md: Ditto.
4232 * config/sh/symbian.c: Ditto.
4234 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
4236 * config/i386/driver-i386.c (describe_cache): Optimize
4237 concatenation of strings. Use snprintf instead of sprintf.
4238 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
4239 target when not compiling with GCC.
4241 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
4243 * config/sh/sh.c: Revert last change.
4244 (sh_expand_epilogue): Emit a blockage insn before the frame
4245 pointer adjustment unconditionally.
4247 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4249 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
4250 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
4251 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
4252 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
4253 to COLLECT_GCC_OPTIONS.
4255 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4257 * collect2.c (target_system_root): New variable.
4258 (main): Handle --sysroot=.
4259 (ignore_library): Strip the sysroot from the library path.
4261 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4263 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
4264 (collect2.o): Depend on collect2-aix.h.
4265 (collect2-aix.o): New rule.
4266 * collect2-aix.h: New file.
4267 * collect2-aix.c: Likewise.
4268 * collect2.c: Include collect2-aix.h. Don't undefine
4269 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
4270 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
4271 Use TARGET_AIX_VERSION instead of _AIX51.
4272 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
4273 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
4274 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
4275 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
4276 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
4278 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4280 * collect2.c (ignore_library): Avoid premature post-increment
4283 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4285 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
4286 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
4287 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
4288 CROSS_DIRECTORY_STRUCTURE too.
4289 (LINK_LIBG_SPEC): Likewise.
4290 (LIB_SPEC): Add %R to sysroot paths.
4291 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
4292 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
4293 * config/rs6000/aix51.h: As for aix43.h.
4294 * config/rs6000/aix52.h: Likewise.
4295 * config/rs6000/aix53.h: Likewise.
4296 * config/rs6000/aix61.h: Likewise.
4297 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
4298 to the beginning of sysroot paths.
4300 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4302 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
4303 INSN_LISTs that are out of the REG_NOTE range.
4305 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4307 * loop-unroll.c (struct iv_to_split): Add pointer to next.
4308 (struct var_to_expand): Likewise.
4309 (struct opt_info): Add head and tail for linked lists of the above.
4310 (analyze_insn_to_expand_var): Initialize next.
4311 (analyze_iv_to_split_insn): Likewise.
4312 (analyze_insns_in_loop): Create linked lists.
4313 (allocate_basic_variable): Simplify for use without hash table.
4314 (insert_var_expansion_initialization): Likewise, make it type-safer.
4315 (combine_var_copies_in_loop_exit): Likewise.
4316 (apply_opt_in_copies): Walk lists rather than hash tables.
4317 (release_var_copies): Simplified and inlined by hand into...
4318 (free_opt_info): ... this function.
4320 2009-06-02 Richard Guenther <rguenther@suse.de>
4322 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4325 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4327 * cfgexpand.c (gimple_expand_cfg): Discard the source location
4328 only for builtins that are not overridden.
4330 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4332 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
4335 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4337 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
4339 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4341 * combine.c (move_deaths): Compare LUIDs within the same BB only.
4343 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4345 * common.opt (fdump-unnumbered-links): New.
4346 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
4347 * print-rtl.c (flag_dump_unnumbered_links): New.
4348 (print_rtx): Test it.
4350 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
4352 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
4353 push/pop multiple to 8-byte alignment.
4355 2009-06-01 Jakub Jelinek <jakub@redhat.com>
4357 * config/i386/i386.c (queued_cfa_restores): New static variable.
4358 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
4360 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
4361 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
4362 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
4363 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
4364 note unconditionally.
4365 (ix86_emit_restore_regs_using_mov): Likewise.
4366 (ix86_emit_restore_sse_regs_using_mov): Likewise.
4367 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
4368 it through to ix86_emit_restore_reg_using_pop.
4369 (ix86_emit_leave): Add RED_OFFSET argument. Call
4370 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
4371 instead of adding REG_CFA_OFFSET note unconditionally.
4372 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
4373 the above functions. Call ix86_add_queued_cfa_restore_notes when
4376 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
4377 force output of the label even for dwarf2out_do_cfi_asm.
4378 (add_fde_cfi): If -g2 and above and cfi might change CFA,
4379 force creation of CFI label and chain DW_CFA_set_loc jumping to it
4380 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
4382 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
4383 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
4384 dwarf2out_cfi_label callers.
4385 * tree.h (dwarf2out_cfi_label): Adjust prototype.
4386 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
4387 Adjust dwarf2out_cfi_label callers.
4388 * config/vax/vax.c (vax_output_function_prologue): Likewise.
4390 * config/i386/i386.h (struct machine_cfa_state,
4391 struct machine_function): Guard with ifndef USED_FOR_TARGET
4392 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
4395 * emutls.c (__emutls_get_address): Change arr->size to mean number
4396 of allocated arr->data entries instead of # of slots + 1.
4399 * recog.c (peep2_reinit_state): New function.
4400 (peephole2_init_state): Use it at the end of a basic block and also
4401 when seeing a RTX_FRAME_RELATED_P insn.
4403 2009-06-01 Steve Ellcey <sje@cup.hp.com>
4405 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
4406 fixuns_truncrfdi2): New.
4407 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
4408 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
4409 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
4410 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
4411 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
4412 *recip_approx): Remove.
4413 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
4414 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
4415 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
4417 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
4420 2009-06-01 Ian Lance Taylor <iant@google.com>
4422 * attribs.c (register_attribute): Use CONST_CAST.
4423 * collect2.c (main): Use CONST_CAST2.
4424 (scan_prog_file): Likewise.
4425 * gcc.c (process_command, main): Likewise.
4426 * toplev.c (toplev_main): Likewise.
4428 * c-typeck.c (handle_warn_cast_qual): New static function,
4429 partially broken out of build_c_cast.
4430 (build_c_cast): Call handle_warn_cast_qual.
4431 * doc/invoke.texi (Warning Options): Document new effect of
4434 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
4436 * diagnostic.c (diagnostic_build_prefix): Always print columns.
4437 (diagnostic_report_current_module): Print columns.
4438 * common.opt (flag_show_column): Enable by default.
4440 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
4442 * alias.c (find_base_term): Check for NULL term before returning.
4444 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4446 Revert due to PR40320:
4447 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4448 * calls.c (emit_library_call_value_1): Don't force_operand for move
4451 2009-06-01 Olivier Hainque <hainque@adacore.com>
4452 Eric Botcazou <ebotcazou@adacore.com>
4454 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
4455 to be processed as a bitfield for constructor output purposes.
4456 * output.h (initializer_constant_valid_for_bitfield_p): Declare
4458 * varasm.c (oc_local_state): New type, output_constructor
4459 local state to support communication with helpers.
4460 (oc_outer_state): New type, output_constructor outer state of
4461 relevance in recursive calls.
4462 (output_constructor_array_range): New output_constructor helper,
4463 extracted code for an array range element.
4464 (output_constructor_regular_field): New output_constructor helper,
4465 extracted code for an element that is not a bitfield.
4466 (output_constructor_bitfield): New output_constructor helper,
4467 extracted code for a bitfield element. Accept an OUTER state
4468 argument for recursive processing. Recurse on record or array
4469 CONSTRUCTOR values, possibly past noop conversions.
4470 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
4471 VALUE is a valid constant-valued expression for use in a static
4472 bit-field initializer.
4473 (output_constructor): Rework to use helpers. Accept and honor an
4474 OUTER state argument for recursive calls. Return total size. Be
4475 prepared for nested constructors initializing bitfields.
4476 (output_constant): Feed OUTER in calls to output_constructor.
4478 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4480 * calls.c (emit_library_call_value_1): Don't force_operand for move
4483 2009-06-01 Nick Clifton <nickc@redhat.com>
4485 * doc/invoke.texi (IA-64 Options): Fix typo.
4487 2009-06-01 Ira Rosen <irar@il.ibm.com>
4489 PR tree-optimization/39129
4490 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
4492 (vect_do_peeling_for_loop_bound): Use
4493 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4494 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4495 (vect_loop_versioning): Likewise.
4496 (vect_create_cond_for_alias_checks): Fix indentation.
4497 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
4499 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
4500 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
4501 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
4502 "control flow in loop".
4503 (vect_estimate_min_profitable_iters): Use
4504 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4505 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4506 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
4507 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
4508 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
4509 statement belongs to a group of strided accesses with the exact code
4511 (vectorizable_load): Likewise.
4512 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
4513 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
4515 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
4517 * config/freebsd-stdint.h: New file.
4518 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
4519 Add freebsd-stdint.h to tm_file.
4521 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
4523 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
4524 (thumb2_extendhidi2): Likewise.
4526 2009-05-31 Ian Lance Taylor <iant@google.com>
4528 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
4530 2009-05-31 Ian Lance Taylor <iant@google.com>
4532 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
4533 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
4534 (ipa-reference.o): Depend upon gt-ipa-reference.h.
4536 2009-05-31 Jason Merrill <jason@redhat.com>
4538 * tree-pretty-print.c (print_call_name): Take the callee, not the
4539 call itself. Make non-static. Use dump_function_name for functions.
4540 (dump_generic_node): Adjust.
4541 * diagnostic.h: Declare print_call_name.
4542 * gimple-pretty-print.c (dump_gimple_call): Use it.
4544 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4546 * config/sh/sh.md (ashldi3_std): New define_expand.
4549 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4552 * config/sh/sh.c: Include debug.h.
4553 (sh_expand_epilogue): Emit a blockage insn before the frame
4554 pointer adjustment also when dwarf2out_do_frame returns true.
4556 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
4558 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
4559 (thumb2_extendqidi2): New pattern.
4561 2009-05-31 Ira Rosen <irar@il.ibm.com>
4563 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
4564 mark phis for renaming.
4565 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
4566 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
4567 Call mark_sym_for_renaming.
4568 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
4569 * tree-vect-loop.c (vect_transform_loop): Remove
4570 vect_memsyms_to_rename initialization and a call to
4571 mark_set_for_renaming.
4573 2009-05-31 Jakub Jelinek <jakub@redhat.com>
4576 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
4577 frame related even if !set_cfa && style < 0.
4579 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
4581 * config/i386/mingw-tls.c: New file.
4582 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
4583 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
4584 defining _WIN32 but not __CYGWIN__.
4586 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4588 * configure.ac: Add MPC support.
4590 * config.in, configure: Regenerate.
4592 2009-05-29 Richard Henderson <rth@redhat.com>
4594 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
4595 NOTE_INSN_BASIC_BLOCK.
4596 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
4597 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
4598 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
4600 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
4602 (add_cfi): Disable check redefining cfa away from drap.
4603 (lookup_cfa_1): Add remember argument; handle remember/restore.
4604 (lookup_cfa): Pass remember argument.
4605 (cfa_remember): New.
4606 (compute_barrier_args_size_1): Remove sibcall check.
4607 (dwarf2out_frame_debug_def_cfa): New.
4608 (dwarf2out_frame_debug_adjust_cfa): New.
4609 (dwarf2out_frame_debug_cfa_offset): New.
4610 (dwarf2out_frame_debug_cfa_register): New.
4611 (dwarf2out_frame_debug_cfa_restore): New.
4612 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
4613 (dwarf2out_begin_epilogue): New.
4614 (dwarf2out_frame_debug_restore_state): New.
4615 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
4616 DW_CFA_restore_state.
4617 (output_cfi_directive): Likewise.
4618 (convert_cfa_to_fb_loc_list): Likewise.
4619 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
4620 * dwarf2out.h: Update.
4621 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
4622 (copy_insn_1): Early out for null.
4623 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
4624 and dwarf2out_frame_debug_restore_state.
4625 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
4626 (prologue_insn_hash, epilogue_insn_hash): New.
4627 (free_after_compilation): Adjust freeing accordingly.
4628 (record_insns): Create hash table if needed; push insns into
4629 hash instead of array.
4630 (maybe_copy_epilogue_insn): New.
4631 (contains): Search hash table instead of array.
4632 (sibcall_epilogue_contains): Remove.
4633 (thread_prologue_and_epilogue_insns): Split eh_return insns
4634 and mark them as epilogues.
4635 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
4636 scanning in terms of basic blocks.
4637 * insn-notes.def (CFA_RESTORE_STATE): New.
4638 * jump.c (returnjump_p_1): Accept EH_RETURN.
4639 (eh_returnjump_p_1, eh_returnjump_p): New.
4640 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
4641 CFA_REGISTER, CFA_RESTORE): New.
4642 * rtl.def (EH_RETURN): New.
4643 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
4645 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
4646 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
4648 * config/i386/i386.c (gen_push): Update cfa state.
4649 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
4650 add a CFA_ADJUST_CFA note.
4651 (ix86_dwarf_handle_frame_unspec): Remove.
4652 (ix86_expand_prologue): Update cfa state.
4653 (ix86_emit_restore_reg_using_pop): New.
4654 (ix86_emit_restore_regs_using_pop): New.
4655 (ix86_emit_leave): New.
4656 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
4657 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
4658 * config/i386/i386.h (struct machine_cfa_state): New.
4659 (ix86_cfa_state): New.
4660 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
4661 (eh_return_internal): Merge from eh_return_<mode>,
4662 use eh_return rtx, split w/ epilogue.
4664 2009-05-29 Ian Lance Taylor <iant@google.com>
4666 * builtins.c (validate_gimple_arglist): Don't use va_arg with
4668 * calls.c (emit_library_call_value_1): Likewise.
4670 * c-typeck.c (c_build_va_arg): New function.
4671 * c-tree.h (c_build_va_arg): Declare.
4672 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
4673 instead of build_va_arg.
4675 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
4677 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
4678 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
4679 (ptr_difference_cost): Use affine combinations to compute it.
4680 (difference_cost): Likewise.
4681 (get_computation_cost_at): Compute more accurate cost for addresses
4682 if the ratio is a multiplier allowed in addresses.
4683 For non-addresses, consider that an additional offset or symbol is
4686 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4688 * config/i386/i386.c (ix86_decompose_address): Avoid useless
4689 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
4691 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
4692 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
4693 (prefix_rex): For UNIT_MMX don't imply the prefix by default
4695 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
4696 to 1 for TYPE_SSE{IADD1,CVT1}.
4697 (prefix_vex_imm8): Removed.
4698 (length_vex): Only pass 1 as second argument to
4699 ix86_attr_length_vex_default if prefix_extra is 0.
4700 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
4701 (length): For prefix vex computation use length_immediate
4702 attribute instead of prefix_vex_imm8.
4703 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
4704 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
4705 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
4706 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
4707 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
4708 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
4709 a space in between the operands.
4710 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
4711 if one operand is 0xff and the other one si, di, bp or sp.
4712 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
4713 other one si, di, bp or sp.
4714 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
4715 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
4716 type and mode attributes.
4717 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
4718 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
4719 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
4720 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
4721 prefix_data16 attribute iff MODE_DF.
4722 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
4723 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
4724 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
4725 constm128_operand in length_immediate computation.
4726 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
4727 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
4728 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
4729 length_immediate attribute to 1.
4730 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
4731 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
4732 for certain alternatives.
4733 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
4734 prefix_data16 attribute if MODE_V1DF.
4735 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
4736 length_immediate to 1.
4737 (set_got_rex64, set_rip_rex64): Remove length attribute, set
4738 length_address to 4, set mode attribute to MODE_DI.
4739 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
4740 (fxam<mode>2_i387): Set length attribute to 4.
4741 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
4742 *prefetch_3dnow_rex): Override length_address attribute.
4743 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
4745 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
4746 (constm128_operand): Removed.
4747 * config/i386/i386.c (memory_address_length): For
4748 disp && !index && !base in 64-bit mode account for SIB byte if
4749 print_operand_address can't optimize disp32 into disp32(%rip)
4750 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
4751 for fs: or gs: segment.
4752 (ix86_attr_length_immediate_default): When checking if shortform
4753 is possible, truncate immediate to the length of the non-shortened
4755 (ix86_attr_length_address_default): Ignore MEM_P operands
4757 (ix86_attr_length_vex_default): Only check for DImode on
4758 GENERAL_REG_P operands.
4759 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
4760 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
4761 (sse_cvttps2pi): Clear prefix_rep attribute.
4762 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
4764 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
4765 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
4766 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
4767 iff operand 2 is const_int_operand.
4768 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
4769 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
4770 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
4772 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
4774 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
4775 prefix_data16 attribute for movlpd and movhpd instructions.
4776 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
4777 length_immediate for shufpd instruction.
4778 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
4779 (avx_cmpp<avxmodesuffixf2c><mode>3,
4780 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
4781 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
4782 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
4783 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
4784 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
4785 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
4786 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
4787 prefix_data16 attribute for the first alternative to 1.
4788 (*avx_loadlps): Override length_immediate for the first alternative.
4789 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
4790 attributes for second alternative.
4791 (*vec_concatv2sf_sse4_1): Override length_immediate and
4792 prefix_data16 attributes for second alternative.
4793 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
4794 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
4795 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
4796 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
4797 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
4798 prefix_data16 and length_immediate to 1.
4799 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
4801 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
4802 prefix_extra attribute for variants that don't have 0f prefix alone.
4803 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
4804 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
4805 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
4806 *sse4_1_pextrd): Set length_immediate to 1.
4807 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
4808 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
4810 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
4811 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
4812 length_immediate to 1 for second alternative.
4813 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
4814 prefix_extra and length_immediate attributes for the first
4816 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
4818 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
4819 to 1 for the first and third alternative.
4820 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
4822 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
4824 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
4826 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
4827 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
4828 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
4829 *avx_psign<mode>3): Set prefix_extra attribute to 1.
4830 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
4831 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
4832 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
4833 ssse3_psign<mode>3): Override prefix_rex attribute.
4834 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
4835 (ssse3_palignrti): Override length_immediate to 1.
4836 (ssse3_palignrdi): Override length_immediate to 1, override
4837 prefix_rex attribute.
4838 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
4839 (sse4a_extrqi): Override length_immediate to 2.
4840 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
4841 (sse4a_insertq): Override prefix_data16 to 0.
4842 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
4843 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
4844 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
4845 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
4846 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
4847 and length_immediate to 1.
4848 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
4849 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
4850 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
4851 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
4852 and length_immediate to 1.
4853 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
4854 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
4855 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
4856 avx_ptest256): Override prefix_extra to 1.
4857 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
4858 Override prefix_data16 and length_immediate to 1.
4859 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
4860 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
4861 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
4862 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
4863 prefix_data16 to 0 and prefix_extra to 2.
4864 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
4865 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
4867 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
4868 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
4869 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
4870 and prefix_extra to 2.
4871 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
4872 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
4873 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
4874 avx_vpermilvar<mode>3,
4875 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
4876 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
4877 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
4878 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
4879 Override prefix_extra to 1.
4880 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
4881 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
4882 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
4883 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
4884 prefix_extra and length_immediate to 1.
4885 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
4887 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
4888 to 1 for the first alternative.
4889 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
4890 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
4892 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
4893 *movv2sf_internal_avx, *movv2sf_internal): Override
4894 prefix_rep attribute for certain alternatives.
4895 (*mov<mode>_internal): Override prefix_rep or prefix_data16
4896 attributes for certain alternatives.
4897 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
4898 attributes for certain alternatives.
4899 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
4900 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
4901 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
4902 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
4903 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
4904 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
4905 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
4906 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
4907 length_immediate to 1 if operand 2 is const_int_operand.
4908 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
4909 *vec_extractv2si_1): Set length_immediate attribute to 1.
4910 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
4911 using old 3DNOW insn rather than SSE/3DNOW_A.
4912 (mmx_emms, mmx_femms): Clear modrm attribute.
4914 2009-05-29 Martin Jambor <mjambor@suse.cz>
4916 * tree-sra.c: New implementation of SRA.
4918 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
4919 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
4920 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
4921 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
4922 (SRA_MAX_STRUCTURE_COUNT): Removed.
4923 (SRA_FIELD_STRUCTURE_RATIO): Removed.
4924 * doc/invoke.texi (sra-max-structure-size): Removed.
4925 (sra-field-structure-ratio): Removed.
4927 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4930 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
4933 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
4935 PR rtl-optimization/40101
4936 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
4937 seqno. Adjust comment.
4938 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
4939 inserting bookkeeping before a jump, the jump is not scheduled.
4940 When no positive seqno found, provide a value. Add comment.
4942 2009-05-29 Richard Guenther <rguenther@suse.de>
4944 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
4945 short-cutting on the first component.
4947 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4950 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
4951 for trees other than decls/types.
4953 2009-05-29 Richard Guenther <rguenther@suse.de>
4955 * tree-ssa-operands.c (get_expr_operands): Do not handle
4956 INDIRECT_REFs in the handled-component case. Remove
4957 unused get_ref_base_and_extent case.
4958 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
4959 tree_low_cst and host_integerp where possible.
4960 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
4961 codes for equivalence.
4962 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
4964 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
4966 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
4967 to tmake_file for i[34567]86-*-cygwin*.
4969 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4972 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
4973 (altivec_categorize_keyword, init_vector_keywords,
4974 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
4977 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
4979 * tree.c (handle_dll_attribute): Check if node is
4980 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
4982 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
4984 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
4986 (thumb2_zero_extendqidi2): Likewise.
4988 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
4990 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
4991 instead of gen_movrt.
4992 * config/sh/sh.md (movrt): Remove.
4994 2009-05-28 Steve Ellcey <sje@cup.hp.com>
4996 * doc/invoke.texi (IA-64 Options):
4997 Add -msdata, -mfused-madd, -mno-inline-float-divide,
4998 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
4999 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
5000 -msched-prefer-non-control-spec-insns,
5001 -msched-stop-bits-after-every-cycle,
5002 -msched-count-spec-in-critical-path,
5003 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
5004 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
5005 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
5006 and -msched-spec-verbose.
5008 2009-05-28 Joseph Myers <joseph@codesourcery.com>
5010 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
5011 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
5013 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
5015 2009-05-28 Richard Guenther <rguenther@suse.de>
5017 * tree-ssa-alias.c (ao_ref_init): New function.
5018 (ao_ref_base): Likewise.
5019 (ao_ref_base_alias_set): Likewise.
5020 (ao_ref_alias_set): Likewise.
5021 (refs_may_alias_p_1): Change signature.
5022 (refs_may_alias_p): Adjust.
5023 (refs_anti_dependent_p): Likewise.
5024 (refs_output_dependent_p): Likewise.
5025 (call_may_clobber_ref_p_1): Change signature.
5026 (call_may_clobber_ref_p): Adjust.
5027 (stmt_may_clobber_ref_p_1): New function split out from ...
5028 (stmt_may_clobber_ref_p): ... here.
5029 (maybe_skip_until): Adjust signature.
5030 (get_continuation_for_phi): Likewise.
5031 (walk_non_aliased_vuses): Likewise.
5032 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
5033 (ao_ref_init): Declare.
5034 (ao_ref_base): Likewise.
5035 (ao_ref_alias_set): Likewise.
5036 (stmt_may_clobber_ref_p_1): Likewise.
5037 (walk_non_aliased_vuses): Adjust.
5038 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
5039 (get_ref_from_reference_ops): remove.
5040 (vn_reference_lookup_2): Adjust signature.
5041 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
5042 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
5043 (vn_reference_lookup): Adjust.
5044 (vn_reference_insert): Likewise.
5045 (vn_reference_insert_pieces): Adjust signature.
5046 (visit_reference_op_call): Adjust.
5047 * tree-ssa-pre.c (get_expr_type): Simplify.
5048 (phi_translate_1): Adjust.
5049 (compute_avail): Likewise.
5050 (translate_vuse_through_block): Do not re-build trees.
5051 (value_dies_in_block_x): Likewise.
5052 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
5054 (vn_reference_lookup_pieces): Adjust declaration.
5055 (vn_reference_insert_pieces): Likewise.
5057 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
5059 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
5060 with checking disabled.
5062 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
5066 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
5067 macro definition for support of three-operand format aligned
5068 .comm directive in assembler on cygwin/pe/mingw target OS.
5069 * configure: Regenerate.
5070 * config.h: Regenerate.
5072 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
5073 aligned form of .comm directive if -mpe-aligned-commons is in effect.
5074 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
5076 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
5077 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
5079 2009-05-28 Ira Rosen <irar@il.ibm.com>
5081 PR tree-optimization/40254
5082 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
5083 in analysis of basic blocks.
5085 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
5088 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
5089 * target-def.h (TARGET_CONST_ANCHOR): New macro.
5090 (TARGET_INITIALIZER): Use it.
5091 * cse.c (CHEAPER): Move it up to the other macros.
5092 (insert): Rename this ...
5093 (insert_with_costs): ... to this. Add cost parameters. Update
5095 (insert): New function. Call insert_with_costs.
5096 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
5097 find_reg_offset_for_const, try_const_anchors): New functions.
5098 (cse_insn): Call try_const_anchors. Adjust cost of src_related
5099 when using a const-anchor. Call insert_const_anchors.
5100 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
5101 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
5103 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5105 * tree-inline.c (remap_decls): Enable nonlocalized variables
5106 when not optimizing.
5108 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5110 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
5111 Simplify other tests involving optimize.
5113 2009-05-27 Tom Tromey <tromey@redhat.com>
5115 * unwind-dw2.c (_Unwind_DebugHook): New function.
5116 (uw_install_context): Call _Unwind_DebugHook.
5118 2009-05-27 Tom Tromey <tromey@redhat.com>
5120 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
5122 2009-05-27 Ian Lance Taylor <iant@google.com>
5124 * Makefile.in (LINKER, LINKER_FLAGS): Define.
5125 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
5126 (ALL_LINKERFLAGS): Define.
5127 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
5128 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5129 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
5130 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5131 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
5132 $(LINKER_FOR_BUILD).
5133 (build/gcov-iov$(build_exeext)): Likewise.
5135 2009-05-27 Julian Brown <julian@codesourcery.com>
5137 * gcse.c (target.h): Include.
5138 (can_assign_to_reg_without_clobbers_p): Check that the target allows
5139 copy of argument to a pseudo register.
5141 2009-05-27 Diego Novillo <dnovillo@google.com>
5143 * tree-ssa-live.c (dump_scope_block): Document arguments.
5144 (dump_scope_blocks): Document.
5145 (debug_scope_blocks): New.
5146 * tree-flow.h (debug_scope_blocks): Declare.
5148 2009-05-21 Denis Chertykov <denisc@overta.ru>
5150 * doc/contrib.texi (Contributors): Add myself to the list.
5152 2009-05-27 Olivier Hainque <hainque@adacore.com>
5154 * expr.c (target_align): New function. Alignment the TARGET of an
5155 assignment may be assume to have.
5156 (highest_pow2_factor_for_target): Use it instead of relying on
5157 immediate tree attributes of TARGET, not necessarily honored when
5158 intermediate bitfields are involved.
5160 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
5163 * config/i386/driver-i386.c (host_detect_local_cpu): Support
5164 AVX, SSE4, AES, PCLMUL and POPCNT.
5166 2009-05-27 Diego Novillo <dnovillo@google.com>
5168 * tree-pretty-print.c (dump_location): New.
5169 (dump_generic_node): Call it.
5170 Factor code to handle BLOCK nodes ...
5171 (dump_block_node): ... here.
5173 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
5175 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
5177 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
5179 * gcc-plugin.h: Include config.h and system.h.
5180 (IN_GCC): Define if not defined.
5182 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
5185 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
5188 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
5190 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
5192 * config/m32r/m32r.h: Ditto.
5193 * config/m32r/m32r.md: Ditto.
5194 * config/m32r/predicates.md: Ditto.
5196 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
5198 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
5200 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
5203 (Loading plugins): typo.
5204 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
5205 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5206 (Interacting with the GCC Garbage Collector): Added new section.
5207 (Giving information about a plugin): Added new section for
5209 * ggc.h (ggc_register_root_tab): Added declaration.
5210 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
5211 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
5212 (register_callback): Improved comment in declaration.
5213 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
5214 (extra_root_vec) Added static variable for dynamic roots registration.
5215 (ggc_register_root_tab) Added new routine.
5216 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
5217 PLUGIN_GGC_MARKING event.
5218 * ggc-zone.c: Include plugin.h.
5219 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5220 * ggc-page.c: Include plugin.h.
5221 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5222 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
5223 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
5224 (register_callback): check lack of callbacks for
5225 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
5226 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
5227 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
5228 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5229 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
5230 dependency on plugin.h.
5231 (plugin.o): Added dependency on ggc.h...
5233 2009-05-26 Richard Guenther <rguenther@suse.de>
5237 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
5238 with mismatched comparison modes.
5240 * expr.c (expand_expr_real_1): Expand the operand of a
5241 VIEW_CONVERT_EXPR in its natural mode.
5243 2009-05-26 Ian Lance Taylor <iant@google.com>
5245 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
5246 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
5247 (ALL_COMPILERFLAGS): Define.
5248 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
5249 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5250 (collect2$(exeext), collect2.o): Likewise.
5251 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
5252 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
5253 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
5254 (libbackend.o, intl.o, cppdefault.o): Likewise.
5255 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5256 (build/%.o): Use $(COMPILER_FOR_BUILD).
5257 (build/gen%$(build_exeext)): Likewise.
5258 (build/gcov-iov$(build_exeext)): LIkewise.
5259 * config/t-darwin (darwin.o): Use $(COMPILER).
5260 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
5261 * config/t-sol2 (sol2-c.o): Likewise.
5263 * config/t-vxworks (vxworks.o): Likewise.
5264 * config/x-darwin (host-darwin.o): Likewise.
5265 * config/x-hpux (host-hpux.o): Likewise.
5266 * config/x-linux (host-linux.o): Likewise.
5267 * config/x-solaris (host-solaris.o): Likewise.
5268 * config/alpha/x-alpha (driver-alpha.o): Likewise.
5269 * config/arm/t-arm (arm-c.o): Likewise.
5270 * config/arm/t-pe (pe.o): Likewise.
5271 * config/arm/t-wince-pe (pe.o): Likewise.
5272 * config/i386/t-cygming (winnt.o): Likewise.
5273 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
5274 * config/i386/t-cygwin (cygwin1.o): Likewise.
5275 (cygwin2.o): Likewise.
5276 * config/i386/t-i386 (i386-c.o): Likewise.
5277 * config/i386/t-interix (winnt.o): Likewise.
5278 * config/i386/t-netware (netware.o): Likewise.
5279 * config/i386/t-nwld (nwld.o): Likewise.
5280 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
5281 * config/i386/x-i386 (driver-i386.o): Likewise.
5282 * config/i386/x-cygwin (host-cygwin.o): Likewise.
5283 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
5284 * config/ia64/t-ia64 (ia64-c.o): Likewise.
5285 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
5286 * config/mips/x-native (driver-native.o): Likewise.
5287 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
5288 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
5289 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
5290 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
5291 * config/score/t-score-elf (score7.o): Likewise.
5292 (score3.o): Likewise.
5293 * config/sh/t-sh (sh-c.o): Likewise.
5294 * config/sh/t-symbian (sh-c.o): Likewise.
5295 (symbian.o): Likewise.
5296 * config/spu/t-spu-elf (spu-c.o): Likewise.
5297 * config/v850/t-v850 (v850-c.o): Likewise.
5298 * config/v850/t-v850e (v850-c.o): Likewise.
5300 2009-05-26 Richard Guenther <rguenther@suse.de>
5302 PR tree-optimization/40122
5303 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
5304 VECTOR_CSTs if possible.
5305 (fold_gimple_assign): Likewise.
5307 2009-05-26 Richard Guenther <rguenther@suse.de>
5310 * fold-const.c (fold_binary): Use the correct types for building
5313 2009-05-26 Richard Guenther <rguenther@suse.de>
5315 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
5316 redundant calls to merge_alias_info.
5317 (bump_vector_ptr): Likewise.
5318 * tree-ssa-copy.c (merge_alias_info): Remove.
5319 (replace_exp_1): Remove call to merge_alias_info.
5320 (propagate_tree_value): Likewise.
5321 (fini_copy_prop): Propagate points-to info.
5322 * tree-flow.h (merge_alias_info): Remove.
5324 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
5326 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
5328 2009-05-25 Jan Hubicka <jh@suse.cz>
5330 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5331 * cgraph.h (struct inline_summary): New filed self_wize,
5332 size_inlining_benefit, self_time and time_inlining_benefit.
5333 (struct cgraph_global_info): Replace insns by time ans size fields.
5334 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5335 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5336 (ipcp_update_callgraph): Do not touch function bodies.
5337 * ipa-inline.c: Include except.h
5338 (MAX_TIME): New constant.
5339 (overall_insns): Remove.
5341 (overall_size, max_benefit): New static variables.
5342 (cgraph_estimate_time_after_inlining): New function.
5343 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
5344 (cgraph_clone_inlined_nodes): Update size.
5345 (cgraph_mark_inline_edge): Update size.
5346 (cgraph_estimate_growth): Use size info.
5347 (cgraph_check_inline_limits): Check size.
5348 (cgraph_default_inline_p): Likewise.
5349 (cgraph_edge_badness): Compute badness based on benefit and size cost.
5350 (cgraph_decide_recursive_inlining): Check size.
5351 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
5353 (cgraph_decide_inlining): Likewise.
5354 (cgraph_decide_inlining_incrementally): Likewise; honor
5355 PARAM_EARLY_INLINING_INSNS.
5356 (likely_eliminated_by_inlining_p): New predicate.
5357 (estimate_function_body_sizes): New function.
5358 (compute_inline_parameters): Use it.
5359 * except.c (must_not_throw_labels): New function.
5360 * except.h (must_not_throw_labels): Declare.
5361 * tree-inline.c (init_inline_once): Kill inlining_weigths
5362 * tree-ssa-structalias.c: Avoid uninitialized warning.
5363 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
5364 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
5365 (PARAM_INLINE_CALL_COST): Remove.
5366 (PARAM_EARLY_INLINING_INSNS): New.
5368 2009-05-25 Richard Guenther <rguenther@suse.de>
5370 PR tree-optimization/36327
5371 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
5372 callback for reference translation or lookup at the point of may-defs.
5373 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
5374 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
5375 for union COMPONENT_REFs.
5376 (vn_reference_lookup_3): New callback. Lookup from memset
5377 and CONSTRUCTOR assignment, translate through struct copies.
5378 (vn_reference_lookup_pieces): Make sure to not free the
5379 passed operands array. Adjust walk_non_aliased_vuses call.
5380 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
5381 make sure we do not leak memory.
5383 2009-05-25 Richard Guenther <rguenther@suse.de>
5385 * tree-ssa-alias.h (dump_points_to_solution): Declare.
5386 * tree-inline.c (expand_call_inline): Reset the escaped and
5388 * tree-ssa-structalias.c (pass_build_ealias): New.
5389 * tree-pass.h (pass_build_ealias): Declare.
5390 * passes.c (init_optimization_passes): Add PTA during
5391 early optimizations.
5392 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
5393 and CALLUSED solutions.
5394 (dump_points_to_solution): New function, split out from ...
5395 (dump_points_to_info_for): ... here.
5396 * tree-parloops.c (parallelize_loops): Reset the escaped and
5399 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5402 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
5403 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
5405 2009-05-25 Ira Rosen <irar@il.ibm.com>
5407 PR tree-optimization/40238
5408 * tree-vect-stmts.c (vect_init_vector): Insert initialization
5409 statements after basic block's labels.
5410 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
5411 to free the allocated memory.
5413 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
5415 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
5416 return address with a USE.
5418 2009-05-24 Richard Guenther <rguenther@suse.de>
5421 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
5422 array type from the main variant of the inner type.
5424 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5426 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
5427 definition to bool (from int) to un-break build.
5428 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
5430 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
5432 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
5433 discard_stmt_changes): Delete.
5434 * tree-ssa-operands.c (scb_stack): Delete.
5435 (init_ssa_operands): Do not initialize it.
5436 (fini_ssa_operands): Do not free it.
5437 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
5439 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
5440 update_stmt, remove the others. Fix comments.
5441 * tree-dfa.c (optimize_stack_restore): Likewise.
5442 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
5443 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
5444 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
5445 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
5447 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
5448 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5449 (dom_opt_finalize_block): Likewise, adjusting access to
5451 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
5452 (stmts_to_rescan): Change item type to gimple.
5453 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
5455 2009-05-24 Ira Rosen <irar@il.ibm.com>
5457 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
5458 * tree-pass.h (pass_slp_vectorize): New pass.
5459 * params.h (SLP_MAX_INSNS_IN_BB): Define.
5460 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
5461 * tree-vectorizer.c (timevar.h): Include.
5462 (user_vect_verbosity_level): Declare.
5463 (vect_location): Fix comment.
5464 (vect_set_verbosity_level): Update user_vect_verbosity_level
5465 instead of vect_verbosity_level.
5466 (vect_set_dump_settings): Add an argument. Ignore user defined
5467 verbosity if dump flags require higher level of verbosity. Print to
5468 stderr only for loop vectorization.
5469 (vectorize_loops): Update call to vect_set_dump_settings.
5470 (execute_vect_slp): New function.
5471 (gate_vect_slp): Likewise.
5472 (struct gimple_opt_pass pass_slp_vectorize): New.
5473 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
5475 (vec_info_for_bb): New function.
5476 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
5477 (VECTORIZATION_ENABLED): New macro.
5478 (SLP_ENABLED, SLP_DISABLED): Likewise.
5479 (vect_is_simple_use): Add bb_vec_info argument.
5480 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
5481 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
5482 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
5483 vect_schedule_slp, vect_analyze_slp): Likewise.
5484 (vect_analyze_stmt): Add slp_tree argument.
5485 (find_bb_location): Declare.
5486 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5487 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
5488 (vect_analyze_loop_operations, vect_analyze_loop,
5489 get_initial_def_for_induction, vect_create_epilog_for_reduction,
5490 vect_finalize_reduction, vectorizable_reduction,
5491 vectorizable_live_operation, vect_transform_loop): Likewise.
5492 * tree-data-ref.c (dr_analyze_innermost): Update comment,
5493 skip evolution analysis if analyzing a basic block.
5494 (dr_analyze_indices): Likewise.
5495 (initialize_data_dependence_relation): Skip the test whether the
5496 object is invariant for basic blocks.
5497 (compute_all_dependences): Skip dependence analysis for data
5498 references in basic blocks.
5499 (find_data_references_in_stmt): Don't fail in case of invariant
5500 access in basic block.
5501 (find_data_references_in_bb): New function.
5502 (find_data_references_in_loop): Move code to
5503 find_data_references_in_bb and add a call to it.
5504 (compute_data_dependences_for_bb): New function.
5505 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
5506 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
5508 (vect_analyze_data_ref_dependence): Check for interleaving in case of
5509 unknown dependence in basic block and fail in case of dependence in
5511 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
5512 dependence instances from either loop or basic block vectorization
5514 (vect_compute_data_ref_alignment): Check if it is loop vectorization
5515 before calling nested_in_vect_loop_p.
5516 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
5517 dependence instances from either loop or basic block vectorization
5519 (vect_verify_datarefs_alignment): Likewise.
5520 (vect_enhance_data_refs_alignment): Adjust function calls.
5521 (vect_analyze_data_refs_alignment): Likewise.
5522 (vect_analyze_group_access): Fix printing. Skip different checks if
5523 DR_STEP is 0. Keep strided stores either in loop or basic block
5524 vectorization data structure. Fix indentation.
5525 (vect_analyze_data_ref_access): Fix comments, allow zero step in
5527 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
5528 dependence instances from either loop or basic block vectorization
5530 (vect_analyze_data_refs): Update comment. Call
5531 compute_data_dependences_for_bb to analyze basic blocks.
5532 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
5533 case of loop vectorization. In case of basic block vectorization use
5534 data-ref itself as a base.
5535 (vect_create_data_ref_ptr): In case of basic block vectorization:
5536 don't advance the pointer, add new statements before the current
5537 statement. Adjust function calls.
5538 (vect_supportable_dr_alignment): Support only aligned accesses in
5539 basic block vectorization.
5540 * common.opt (ftree-slp-vectorize): New flag.
5541 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
5542 (vect_pattern_recog_1): Likewise.
5543 * tree-vect-stmts.c (process_use): Likewise.
5544 (vect_init_vector): Add new statements in the beginning of the basic
5545 block in case of basic block SLP.
5546 (vect_get_vec_def_for_operand): Adjust function calls.
5547 (vect_finish_stmt_generation): Likewise.
5548 (vectorizable_call): Add assert that it is loop vectorization, adjust
5550 (vectorizable_conversion, vectorizable_assignment): Likewise.
5551 (vectorizable_operation): In case of basic block SLP, take
5552 vectorization factor from statement's type and skip the relevance
5553 check. Adjust function calls.
5554 (vectorizable_type_demotion): Add assert that it is loop
5555 vectorization, adjust function calls.
5556 (vectorizable_type_promotion): Likewise.
5557 (vectorizable_store): Check for outer loop only in case of loop
5558 vectorization. Adjust function calls. For basic blocks, skip the
5559 relevance check and don't advance pointers.
5560 (vectorizable_load): Likewise.
5561 (vectorizable_condition): Add assert that it is loop vectorization,
5562 adjust function calls.
5563 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
5564 that it is not reduction, get vector type, call only supported
5565 functions, skip loop specific parts.
5566 (vect_transform_stmt): Check for outer loop only in case of loop
5568 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
5569 (vect_is_simple_use): Fix comment, add new argument, fix conditions
5570 for external definition.
5571 * passes.c (pass_slp_vectorize): New pass.
5572 * tree-vect-slp.c (find_bb_location): New function.
5573 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
5574 check for patterns only in loops.
5575 (vect_build_slp_tree): Add argument, adjust function calls, fail in
5576 case of multiple types in basic block SLP.
5577 (vect_mark_slp_stmts_relevant): New function.
5578 (vect_supported_load_permutation_p): Fix comment.
5579 (vect_analyze_slp_instance): Add argument. In case of basic block
5580 SLP, take vectorization factor from statement's type, check that
5581 unrolling factor is 1. Adjust function call. Save SLP instance in
5582 either loop or basic block vectorization structure. Return FALSE,
5584 (vect_analyze_slp): Add argument. Get strided stores groups from
5585 either loop or basic block vectorization structure. Return FALSE
5586 if basic block SLP failed.
5587 (new_bb_vec_info): New function.
5588 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
5589 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
5590 (vect_schedule_slp): Add argument. Get SLP instances from either
5591 loop or basic block vectorization structure. Set vectorization factor
5592 to be 1 for basic block SLP.
5593 (vect_slp_transform_bb): New function.
5594 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
5596 2009-05-23 Mark Mitchell <mark@codesourcery.com>
5598 * final.c (shorten_branches): Do not align labels for jump tables.
5599 (final_scan_insn): Use JUMP_TABLE_DATA_P.
5601 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
5603 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
5604 Remove outdated reference to flow.c and fix nits.
5605 * doc/gccint.texi: Tweak RTL description.
5606 * doc/rtl.texi: Likewise.
5608 2009-05-23 Denis Chertykov <chertykov@gmail.com>
5610 * config/avr/avr.c: Change my email address.
5611 * config/avr/avr.h: Likewise.
5612 * config/avr/avr.md: Likewise.
5613 * config/avr/avr-protos.h: Likewise.
5614 * config/avr/libgcc.S: Likewise.
5616 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5618 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
5619 (spu_split_load, spu_split_store): Change return type to int.
5620 (spu_split_convert): Declare.
5621 * config/spu/predicates.md (spu_mem_operand): Remove.
5622 (spu_mov_operand): Update.
5623 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
5624 * config/spu/spu.c (regno_aligned_for_load): Remove.
5625 (reg_aligned_for_addr, spu_expand_load): Define.
5626 (spu_expand_extv): Reimplement and handle MEM.
5627 (spu_expand_insv): Handle MEM.
5628 (spu_sched_reorder): Handle insn's with length 0.
5629 (spu_legitimate_address_p): Reimplement.
5630 (store_with_one_insn_p): Return TRUE for any mode with size
5631 larger than 16 bytes.
5632 (address_needs_split): Define.
5633 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
5635 (spu_convert_move): Define.
5636 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
5637 (spu_split_store): Change all MEM's to TImode.
5638 (spu_init_expanders): Preallocate registers that correspond to
5639 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
5641 (spu_split_convert): Define.
5642 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
5643 (_move<mode>, _movdi, _movti): Update predicate and condition.
5644 (load, store): Change to define_split.
5645 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
5647 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
5648 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
5649 define_insn_and_split of lshr<mode>3.
5650 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
5651 (<v>ashr<mode>3_imm): Define.
5652 (extv, extzv, insv): Allow MEM operands.
5653 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
5654 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
5655 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
5656 (_spu_convert2): Change to define_insn_and_split and remove the
5657 corresponding define_peephole2.
5658 (stack_protect_set, stack_protect_test, stack_protect_test_si):
5659 Change predicates to memory_operand.
5661 2009-05-22 Mark Mitchell <mark@codesourcery.com>
5663 * config/arm/thumb2.md: Add 16-bit multiply instructions.
5665 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
5667 PR tree-optimization/40219
5668 * tree.c (iterative_hash_expr): Make sure the builtin function is
5669 a normal builtin function and not a front end or back end builtin
5670 before indexing into the built_in_decls array.
5672 2009-05-22 Richard Guenther <rguenther@suse.de>
5675 * alias.c (write_dependence_p): Do not use TBAA for answering
5676 anti-dependence or output-dependence.
5677 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
5678 (emit_pointer_definition): Remove.
5679 (emit_alias_warning): Likewise.
5680 (find_what_var_points_to): Remove TBAA pruning code.
5681 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
5683 (compute_points_to_sets): Remove code computing the set of
5684 dereferenced pointers.
5685 * tree-data-ref.c (dr_may_alias_p): Properly use the split
5686 oracle for querying anti and output dependencies.
5687 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
5688 if TBAA may be applied.
5689 (refs_anti_dependent_p): New function.
5690 (refs_output_dependent_p): Likewise.
5691 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
5692 (refs_output_dependent_p): Likewise.
5693 * doc/tree-ssa.texi (Memory model): New section.
5694 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
5695 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
5696 * cfgexpand.c (expand_gimple_basic_block): Do not handle
5697 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
5698 * expr.c (expand_expr_real_1): Likewise.
5699 * gimple-low.c (lower_stmt): Likewise.
5700 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
5701 (dump_gimple_cdt): Remove.
5702 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
5703 (gimple_size): Likewise.
5704 (walk_gimple_op): Likewise.
5705 (is_gimple_stmt): Likewise.
5706 (walk_stmt_load_store_addr_ops): Likewise.
5707 (gimple_build_cdt): Remove.
5708 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
5709 * gimple.h (gimple_cdt_new_type): Remove.
5710 (gimple_cdt_new_type_ptr): Likewise.
5711 (gimple_cdt_set_new_type): Likewise.
5712 (gimple_cdt_location): Likewise.
5713 (gimple_cdt_location_ptr): Likewise.
5714 (gimple_cdt_set_location): Likewise.
5715 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
5716 * tree-cfg.c (remove_useless_stmts_1): Do not handle
5717 GIMPLE_CHANGE_DYNAMIC_TYPE.
5718 (verify_types_in_gimple_stmt): Likewise.
5719 * tree-inline.c (estimate_num_insns): Likewise.
5720 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
5721 (copy_decl_to_var): Likewise.
5722 (copy_result_decl_to_var): Likewise.
5723 * tree-pretty-print.c (dump_generic_node): Do not handle
5724 CHANGE_DYNAMIC_TYPE_EXPR.
5725 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5726 * tree-ssa-operands.c (get_expr_operands): Likewise.
5727 * tree-ssa-structalias.c (struct variable_info): Remove
5728 no_tbaa_pruning member.
5729 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
5730 (unify_nodes): Do not copy it.
5731 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
5732 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
5733 (set_uids_in_ptset): Do not check it.
5734 (find_what_var_points_to): Likewise.
5735 (compute_tbaa_pruning): Remove.
5736 (compute_points_to_sets): Do not call it.
5737 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
5738 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
5739 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
5740 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
5741 (DECL_NO_TBAA_P): Likewise.
5742 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
5743 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
5744 (expand_omp_atomic_pipeline): Do not set it.
5745 * print-tree.c (print_node): Do not dump it.
5746 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
5749 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
5752 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
5755 2009-05-22 Mark Mitchell <mark@codesourcery.com>
5757 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
5760 2009-05-22 Ben Elliston <bje@au.ibm.com>
5762 * Makefile.in (bversion.h, s-bversion): New targets.
5763 (TOPLEV_H): Add bversion.h.
5764 * toplev.h: Include "bversion.h".
5765 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
5766 the __format__ attribute only if compiling with the same version
5767 of GCC as the sources (the "build version").
5769 2009-05-22 Ben Elliston <bje@au.ibm.com>
5771 * c-format.c (handle_format_attribute): Fix comment typo.
5773 2009-05-21 Steve Ellcey <sje@cup.hp.com>
5776 * config/ia64/ia64.opt (mfused-madd): New.
5777 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
5778 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
5779 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
5780 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
5781 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
5782 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
5783 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
5784 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
5785 instruction if !TARGET_FUSED_MADD.
5786 (fpma, fpms): Remove colon from name.
5788 2009-05-22 Richard Guenther <rguenther@suse.de>
5790 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
5791 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
5792 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
5794 (create_expression_by_pieces): Only convert if necessary.
5795 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
5796 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
5798 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
5800 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
5801 regular pattern from a template and rename it ...
5802 (*extzv_truncsi_exts): ... to this.
5804 2009-05-21 Richard Guenther <rguenther@suse.de>
5806 * cgraph.h (struct cgraph_node): Remove inline_decl member.
5807 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
5808 (cgraph_default_inline_p): Likewise.
5809 (cgraph_decide_inlining_incrementally): Likewise.
5811 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
5812 Uros Bizjak <ubizjak@gmail.com>
5814 * config/i386/cpuid.h (bit_MOVBE): New.
5816 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
5818 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
5819 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
5820 (ix86_handle_option): Handle OPT_mmovbe.
5821 (ix86_target_string): Add -mmovbe.
5822 (pta_flags): Add PTA_MOVBE.
5823 (processor_alias_table): Add PTA_MOVBE to "atom".
5824 (override_options): Handle PTA_MOVBE.
5826 * config/i386/i386.h (TARGET_MOVBE): New.
5828 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
5829 (*bswapsi_movbe): New.
5830 (*bswapdi_movbe): Likewise.
5831 (bswapdi2): Renamed to ...
5833 (bswapdi2): New expander.
5835 * config/i386/i386.opt (mmovbe): New.
5837 * doc/invoke.texi: Document -mmovbe.
5839 2009-05-21 Taras Glek <tglek@mozilla.com>
5841 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
5842 * gcc-plugin.h (plugin_init): Updated signature.
5843 * gcc-plugin.h (plugin_name_args): Moved to this header.
5844 * doc/plugins.texi (plugin_init): Updated documention to reflect
5846 * doc/plugins.texi (plugin_name_args): Added to documention.
5848 2009-05-21 Mark Mitchell <mark@codesourcery.com>
5850 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
5851 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
5853 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
5855 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
5856 JUMP_TABLE_DATA_P predicates where applicable.
5857 * config/i386/predicates.md: Ditto.
5858 * config/i386/sse.md: Ditto.
5860 2009-05-21 Jakub Jelinek <jakub@redhat.com>
5862 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
5863 operand2 -128 override length_immediate attribute to 1.
5864 * config/i386/predicates.md (constm128_operand): New predicate.
5866 * config/i386/i386.c (memory_address_length): Handle %r12
5867 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
5869 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
5870 mode look through optional ZERO_EXTEND and SUBREG.
5871 * config/i386/i386.md (R12_REG): New define_constant.
5872 (prefix_data16): For sse unit set also for MODE_TI insns.
5873 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
5874 insns set if operand 1 is ext_QIreg_operand.
5875 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
5876 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
5878 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
5879 mode from MODE_DI to MODE_SI.
5880 (movdi_1_rex64): Override modrm and length_immediate attributes
5881 only for movabs (TYPE_IMOV, alternative 2).
5882 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
5883 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
5884 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
5885 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
5886 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
5887 prefix_rex attribute if DImode.
5888 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
5889 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
5890 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
5891 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
5892 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
5893 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
5894 Likewise. For TYPE_IMOV clear length_immediate attribute.
5895 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
5896 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
5897 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
5898 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
5899 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
5900 or one operand TYPE_ISHIFT.
5901 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
5902 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
5903 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
5904 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
5905 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
5906 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
5907 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
5908 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
5909 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
5910 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
5911 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
5912 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
5913 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
5914 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
5915 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
5916 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
5917 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
5918 set mode attribute, don't override length attribute.
5919 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
5921 (return_internal_long): Set length attribute to 2 instead of 1.
5922 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
5923 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
5924 prefix_rex attribute.
5925 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
5927 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
5929 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5931 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
5933 2009-05-20 Ian Lance Taylor <iant@google.com>
5935 * tree.c (build_tree_list_vec_stat): New function.
5936 (ctor_to_vec): New function.
5937 (build_nt_call_vec): New function.
5938 (build_call_array): Change args to be a const pointer.
5939 (build_call_vec): New function.
5940 * tree.h (build_nt_call_vec): Declare.
5941 (build_tree_list_vec_stat): Declare.
5942 (build_tree_list_vec): Define.
5943 (build_call_array): Update declaration.
5944 (build_call_vec): Declare.
5945 (ctor_to_vec): Declare.
5946 * c-common.c (tree_vector_cache): New static variable.
5947 (make_tree_vector): New function.
5948 (release_tree_vector): New function.
5949 (make_tree_vector_single): New function.
5950 (make_tree_vector_copy): New function.
5951 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
5952 (make_tree_vector_single, make_tree_vector_copy): Declare.
5953 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
5954 (c_parser_expr_list): Don't manage cache here, instead call
5956 (c_parser_release_expr_list): Remove static function.
5957 (c_parser_vec_to_tree_list): Remove static function.
5958 (c_parser_attributes): Call build_tree_list_vec instead of
5959 c_parser_vec_to_tree_list. Call release_tree_vector instead of
5960 c_parser_release_expr_list.
5961 (c_parser_postfix_expression_after_primary): Likewise.
5962 (c_parser_objc_keywordexpr): Likewise.
5964 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
5966 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
5967 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
5968 TARGET_CONVERT_TO_TYPE.
5969 * hooks.c (hook_tree_const_tree_null): Define.
5970 * hooks.h (hook_tree_const_tree_null): Declare.
5971 * target.h (struct gcc_target): Add invalid_parameter_type,
5972 invalid_return_type, promoted_type, and convert_to_type fields.
5973 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
5974 (TARGET_INVALID_RETURN_TYPE): Define.
5975 (TARGET_PROMOTED_TYPE): Define.
5976 (TARGET_CONVERT_TO_TYPE): Define.
5977 (TARGET_INITIALIZER): Update for new fields.
5978 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
5979 (grokparms): Check targetm.invalid_parameter_type.
5980 * c-typeck.c (default_conversion): Check targetm.promoted_type.
5981 * c-convert.c (convert): Check targetm.convert_to_type.
5983 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
5985 * config/mips/mips.md (*extenddi_truncate<mode>,
5986 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
5988 (*extendhi_truncateqi): New define_insn_and_sptit.
5990 2009-05-20 Jakub Jelinek <jakub@redhat.com>
5993 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
5994 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
5996 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
5998 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
5999 the operand of VIEW_CONVERT_EXPR.
6001 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
6003 * config/i386/driver-i386.c (host_detect_local_cpu): Check
6004 extended family and model for Intel processors. Support Intel Atom.
6006 2009-05-20 Olivier Hainque <hainque@adacore.com>
6008 * gstab.h (stab_code_type): Define, to be used instead of the
6009 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
6011 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
6012 occurrences by stab_code_type.
6013 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
6015 2009-05-20 Martin Jambor <mjambor@suse.cz>
6017 * tree-flow.h (insert_edge_copies_seq): Undeclare.
6018 (sra_insert_before): Likewise.
6019 (sra_insert_after): Likewise.
6020 (sra_init_cache): Likewise.
6021 (sra_type_can_be_decomposed_p): Likewise.
6022 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
6023 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
6024 (sra_insert_before): Likewise.
6025 (sra_insert_after): Likewise.
6026 (sra_init_cache): Likewise.
6027 (insert_edge_copies_seq): Made static and moved upwards.
6029 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
6032 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
6034 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
6035 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
6038 2009-05-20 Richard Guenther <rguenther@suse.de>
6040 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6041 with mismatched comparison modes.
6043 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6045 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
6046 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
6047 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
6048 with shifts for Thumb2.
6049 (orsi_notsi): New for orn.
6050 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
6051 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
6052 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
6053 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
6054 Don't invert remainder for IOR.
6056 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
6058 PR tree-optimization/40087
6059 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
6060 number_of_iterations_ne): Rename never_infinite argument.
6061 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
6062 number_of_iterations_le): Handle pointer-type ivs when
6063 exit_must_be_taken is false.
6064 (number_of_iterations_cond): Do not always assume that
6065 exit_must_be_taken if the control variable is a pointer.
6067 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6069 * c-typeck.c (build_binary_op): Allow % on integal vectors.
6070 * doc/extend.texi (Vector Extension): Document that % is allowed too.
6072 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
6074 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
6075 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
6077 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6080 * c.opt (Wlogical-op): Disabled by default.
6081 * c-opt (c_common_post_options): Do not enable Wlogical-op with
6083 * doc/invoke.texi (Wlogical-op): Likewise.
6085 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
6087 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
6089 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
6090 Propagate the type of the first operand.
6091 <ASSERT_EXPR>: Simplify.
6092 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
6093 Rewrite using the RHS code as discriminant.
6094 <NOP_EXPR>: Turn into CASE_CONVERT.
6095 <PLUS_EXPR>: Propagate the type of the first operand.
6097 2009-05-19 Steve Ellcey <sje@cup.hp.com>
6099 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
6100 (ia64_dconst_0_375): New.
6101 * config/ia64/ia64.c (ia64_override_options): Remove
6102 -minline-sqrt-min-latency warning.
6103 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
6104 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
6105 * config/ia64/ia64.md (*sqrt_approx): Remove.
6106 (sqrtsf2): Remove #if 0.
6107 (sqrtsf2_internal_thr): Rewrite and move to div.md.
6108 (sqrtdf): Remove assert.
6109 (sqrtdf2_internal_thr): Rewrite and move to div.md.
6110 (sqrtxf2): Remove #if 0.
6111 (sqrtxf2_internal_thr): Rewrite and move to div.md.
6112 * div.md (sqrt_approx_rf): New.
6113 (sqrtsf2_internal_thr): New implementation.
6114 (sqrtsf2_internal_lat): New.
6115 (sqrtdf2_internal_thr: New implementation.
6116 (sqrtxf2_internal): New implementation.
6118 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
6119 Hans-Peter Nilsson <hp@axis.com>
6121 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
6122 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
6123 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
6124 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
6125 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
6126 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
6127 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
6128 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
6129 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
6130 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
6131 * c-common.c: ...from here.
6133 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6135 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
6137 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6139 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
6141 2009-05-19 Ben Elliston <bje@au.ibm.com>
6143 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
6144 assignments with memcpy calls.
6145 (add_fdes): Likewise.
6146 (binary_search_unencoded_fdes): Likewise.
6147 (linear_search_fdes): Eliminate type puns.
6149 2009-05-19 Richard Guenther <rguenther@suse.de>
6151 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
6152 not falsely claim to have propagated into all uses.
6154 2009-05-19 Ben Elliston <bje@au.ibm.com>
6156 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
6159 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6161 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
6162 * config/sh/sh.c (sh_legitimate_address_p): Make static.
6163 (TARGET_LEGITIMATE_ADDRESS_P): New.
6164 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6165 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6167 2009-05-18 Dodji Seketeli <dodji@redhat.com>
6170 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
6171 child of the containing namespace's DIE.
6173 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
6175 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
6176 *zero_extendhi_truncqi): Move after the zero_extend patterns.
6177 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
6180 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
6183 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
6184 gen_align with gen_pad.
6185 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
6186 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
6188 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
6189 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
6191 * config/i386/i386.md (align): Renamed to ...
6192 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
6193 ASM_OUTPUT_MAX_SKIP_PAD.
6195 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
6197 * config.gcc: Fix variable syntax.
6200 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
6201 before calling exact_log2.
6202 (output_iorsi3): Likewise.
6203 (output_xorsi3): Likewise.
6205 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6207 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
6208 for the none zero constant operand except for EQ and NE
6209 comprisons even when the first operand is R0.
6211 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
6213 * config/s390/2064.md: Remove trailing whitespaces.
6214 * config/s390/2084.md: Likewise.
6215 * config/s390/constraints.md: Likewise.
6216 * config/s390/fixdfdi.h: Likewise.
6217 * config/s390/libgcc-glibc.ver: Likewise.
6218 * config/s390/s390-modes.def: Likewise.
6219 * config/s390/s390-protos.h: Likewise.
6220 * config/s390/s390.c: Likewise.
6221 * config/s390/s390.h: Likewise.
6222 * config/s390/s390.md: Likewise.
6223 * config/s390/tpf-unwind.h: Likewise.
6225 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6227 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
6229 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6232 * configure.ac (m68k-*-*): Check if binutils support TLS.
6233 * configure: Regenerate.
6234 * config/m68k/predicates.md (symbolic_operand): Extend comment.
6235 * config/m68k/constraints.md (Cu): New constraint.
6236 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
6237 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
6238 (movsi): Handle TLS symbols.
6239 (addsi3_5200): Handle XTLS symbols, indent.
6240 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
6241 (m68k_tls_reference_p): Declare.
6242 (m68k_legitimize_address): Declare.
6243 (m68k_unwrap_symbol): Declare.
6244 * config/m68k/m68k.opt (mxtls): New option.
6245 * config/m68k/m68k.c (ggc.h): Include.
6246 (m68k_output_dwarf_dtprel): Implement hook.
6247 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6248 (m68k_expand_prologue): Load GOT pointer when function needs it.
6249 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
6250 (m68k_legitimate_constant_address_p): Same.
6251 (m68k_decompose_address): Handle TLS references.
6252 (m68k_get_gp): New static function.
6253 (enum m68k_reloc): New contants.
6254 (TLS_RELOC_P): New macro.
6255 (m68k_wrap_symbol): New static function.
6256 (m68k_unwrap_symbol): New function.
6257 (m68k_final_prescan_insn_1): New static function.
6258 (m68k_final_prescan_insn): New function.
6259 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
6261 (legitimize_pic_address): Handle TLS references..
6262 (m68k_tls_get_addr, m68k_get_tls_get_addr)
6263 (m68k_libcall_value_in_a0_p)
6264 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
6265 (m68k_call_m68k_read_tp): Helper variables and functions for ...
6266 (m68k_legitimize_tls_address): Handle TLS references.
6267 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
6269 (m68k_legitimize_address): Handle TLS symbols.
6270 (m68k_get_reloc_decoration): New static function.
6271 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
6273 (m68k_output_dwarf_dtprel): Implement hook.
6274 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
6275 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
6276 m68k_call_* routines.
6277 (sched_attr_op_type): Handle TLS symbols.
6278 (gt-m68k.h): Include.
6279 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
6280 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
6282 2009-05-18 Martin Jambor <mjambor@suse.cz>
6284 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
6285 (visit_store_addr_for_mod_analysis): New function.
6286 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
6287 (determine_cst_member_ptr): Use gimple_assign_single_p.
6288 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
6289 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
6290 operands. Don't check number of operands of a NOP_EXPR.
6292 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
6294 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
6296 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
6299 * c-common.c (warn_logical_operator): Don't warn if one of
6300 expression isn't always true or false.
6302 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
6304 * config/i386/biarch32.h: New file.
6305 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
6307 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
6309 * config/mips/mips.md (*zero_extend<mode>_trunchi,
6310 *zero_extend<mode>_truncqi): Merge these into ...
6311 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
6312 Name the pattern following this as *zero_extendhi_truncqi.
6314 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
6317 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
6318 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
6319 (output_info): Make field HOST_WIDEST_INT.
6320 (print_statistics): Use HOST_WIDEST_INT_PRINT.
6321 (dump_bitmat_statistics): Same.
6323 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
6325 * config.gcc (use_gcc_stdint): Set to wrap.
6326 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
6327 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
6328 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6329 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
6330 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
6331 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
6332 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6333 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
6335 2009-05-16 Joseph Myers <joseph@codesourcery.com>
6337 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
6339 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
6340 Move definitions earlier.
6341 (OPT_ARCH64, OPT_ARCH32): Define.
6342 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
6345 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6348 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
6351 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6353 * arm.md (movdi2): Copy non-reg values to DImode registers.
6355 2009-05-16 Jakub Jelinek <jakub@redhat.com>
6358 * final.c (label_to_max_skip): New function.
6359 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
6360 CODE_LABEL_NUMBER <= max_labelno.
6361 * output.h (label_to_max_skip): New prototype.
6362 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
6363 (ix86_avoid_jump_mispredicts): ... this. Don't define if
6364 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
6365 Handle CODE_LABELs with >= 16 byte alignment or with
6366 max_skip == (1 << align) - 1.
6367 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
6368 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
6371 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
6372 .p2align 3 if MAX_SKIP is smaller than 7.
6373 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6375 2009-05-15 Ian Lance Taylor <iant@google.com>
6377 * alias.c (struct alias_set_entry_d): Rename from struct
6378 alias_set_entry. Change all uses.
6379 * except.c (struct call_site_record_d): Rename from struct
6380 call_site_record. Change all uses.
6381 * except.h (struct eh_region_d): Rename from struct eh_region.
6383 * gcse.c (struct hash_table_d): Rename from struct hash_table.
6385 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
6386 ivtype_map_elt. Change all uses.
6387 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
6389 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
6390 * graphite.h (struct name_tree_d): Rename from struct name_tree.
6392 (struct sese_d): Rename from struct sese. Change all uses.
6393 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
6394 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
6395 * optabs.h (struct optab_d): Rename from struct optab. Change all
6397 (struct convert_optab_d): Rename from struct convert_optab.
6399 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
6400 ipa_opt_pass. Change all uses.
6401 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
6404 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
6405 defined as a typedef.
6406 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
6409 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6412 * fold-const.c (make_range,build_range_check,merge_ranges): Move
6414 (merge_ranges): Returns bool.
6415 * tree.h (make_range): .. to here.
6416 (build_range_check): Likewise.
6417 (merge_ranges): Likewise. Renamed from merge_ranges.
6418 * c-typeck.c (parser_build_binary_op): Update calls to
6419 warn_logical_operator.
6420 * c-common.c (warn_logical_operator): Add new warning.
6421 * c-common.h (warn_logical_operator): Update declaration.
6423 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6425 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
6427 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6429 * doc/install.texi: Document MPC requirements, flags etc.
6431 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
6432 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
6433 Evaluate constant arguments.
6434 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
6435 (fold_builtin_1): Likewise, also evaluate constant arguments.
6436 Remove superfluous break.
6437 (do_mpc_ckconv): New.
6438 * real.h: Include mpc.h.
6439 * toplev.c (print_version): Output MPC version info if available.
6441 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6443 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
6445 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
6447 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
6450 2009-05-15 Jan Hubicka <jh@suse.cz>
6452 * doc/invoke.texi (max-early-inliner-iterations): New flag.
6453 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
6454 (try_inline): Fix return value.
6455 (cgraph_decide_inlining_incrementally): Honor new value.
6456 (cgraph_early_inlining): Handle indirect inlining.
6457 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
6459 2009-05-15 Jan Hubicka <jh@suse.cz>
6461 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
6462 * cgraphunit.c (cgraph_finalize_function): Set it.
6463 (cgraph_expand_function): Use it.
6465 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6467 * real.c (encode_ieee_half): Define.
6468 (decode_ieee_half): Define.
6469 (ieee_half_format): Define.
6470 (arm_half_format): Define.
6471 * real.h (ieee_half_format): Declare.
6472 (arm_half_format): Declare.
6474 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6476 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
6477 swapped, and reversed optabs exist before trying to use them.
6479 2009-05-15 Paul Brook <paul@codesourcery.com>
6480 Sandra Loosemore <sandra@codesourcery.com>
6482 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
6483 loads. Allow PRE_DEC.
6484 (output_move_neon): Handle PRE_DEC.
6485 (arm_print_operand): Add 'A' for neon structure loads.
6486 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
6487 * config/arm/neon.md (neon_mov): Update comment.
6488 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
6490 (Um): New constraint.
6492 2009-05-15 Jan Hubicka <jh@suse.cz>
6494 Revert the following patch until testsuite fallout is fixed:
6495 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6496 * cgraph.h (struct inline_summary): New filed self_wize,
6497 size_inlining_benefit, self_time and time_inlining_benefit.
6498 (struct cgraph_global_info): Replace insns by time ans size fields.
6499 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6500 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6501 (ipcp_update_callgraph): Do not touch function bodies.
6502 * ipa-inline.c: Include except.h
6503 (MAX_TIME): New constant.
6504 (overall_insns): Remove
6505 (overall_size, max_benefit): New static variables.
6506 (cgraph_estimate_time_after_inlining): New function.
6507 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6508 (cgraph_clone_inlined_nodes): Update size.
6509 (cgraph_mark_inline_edge): Update size.
6510 (cgraph_estimate_growth): Use size info.
6511 (cgraph_check_inline_limits): Check size.
6512 (cgraph_default_inline_p): Likewise.
6513 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6514 (cgraph_decide_recursive_inlining): Check size.
6515 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6517 (cgraph_decide_inlining): Likewise.
6518 (cgraph_decide_inlining_incrementally): Likewise; honor
6519 PARAM_EARLY_INLINING_INSNS.
6520 (likely_eliminated_by_inlining_p): New predicate.
6521 (estimate_function_body_sizes): New function.
6522 (compute_inline_parameters): Use it.
6523 * except.c (must_not_throw_labels): New function.
6524 * except.h (must_not_throw_labels): Declare.
6525 * tree-inline.c (init_inline_once): Kill inlining_weigths
6526 * tree-ssa-structalias.c: Avoid uninitialized warning.
6527 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6528 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6529 (PARAM_INLINE_CALL_COST): Remove.
6530 (PARAM_EARLY_INLINING_INSNS): New.
6532 2009-05-15 Richard Guenther <rguenther@suse.de>
6534 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
6535 not TODO_update_ssa.
6537 2009-05-15 Richard Guenther <rguenther@suse.de>
6539 PR tree-optimization/39999
6540 * gimple.h (gimple_expr_type): Use the expression type looking
6541 through useless conversions.
6542 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
6543 (vn_nary_op_insert_stmt): Likewise.
6544 (simplify_binary_expression): Likewise.
6546 2009-05-15 Richard Guenther <rguenther@suse.de>
6548 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
6549 New options, enabled by default.
6550 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
6552 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
6553 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
6554 * tree-ssa-structalias.c (gate_tree_pta): New function.
6555 (pass_build_alias): Use it.
6557 2009-05-15 Joseph Myers <joseph@codesourcery.com>
6559 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
6560 recurse on an invariant address if a conversion from a pointer
6561 type to a wider integer type is involved.
6563 2009-05-15 Jan Hubicka <jh@suse.cz>
6565 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6566 * cgraph.h (struct inline_summary): New filed self_wize,
6567 size_inlining_benefit, self_time and time_inlining_benefit.
6568 (struct cgraph_global_info): Replace insns by time ans size fields.
6569 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6570 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6571 (ipcp_update_callgraph): Do not touch function bodies.
6572 * ipa-inline.c: Include except.h
6573 (MAX_TIME): New constant.
6574 (overall_insns): Remove
6575 (overall_size, max_benefit): New static variables.
6576 (cgraph_estimate_time_after_inlining): New function.
6577 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6578 (cgraph_clone_inlined_nodes): Update size.
6579 (cgraph_mark_inline_edge): Update size.
6580 (cgraph_estimate_growth): Use size info.
6581 (cgraph_check_inline_limits): Check size.
6582 (cgraph_default_inline_p): Likewise.
6583 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6584 (cgraph_decide_recursive_inlining): Check size.
6585 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6587 (cgraph_decide_inlining): Likewise.
6588 (cgraph_decide_inlining_incrementally): Likewise; honor
6589 PARAM_EARLY_INLINING_INSNS.
6590 (likely_eliminated_by_inlining_p): New predicate.
6591 (estimate_function_body_sizes): New function.
6592 (compute_inline_parameters): Use it.
6593 * except.c (must_not_throw_labels): New function.
6594 * except.h (must_not_throw_labels): Declare.
6595 * tree-inline.c (init_inline_once): Kill inlining_weigths
6596 * tree-ssa-structalias.c: Avoid uninitialized warning.
6597 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6598 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6599 (PARAM_INLINE_CALL_COST): Remove.
6600 (PARAM_EARLY_INLINING_INSNS): New.
6601 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
6602 (inline-call-cost): Remove.
6603 (early-inlining-insns): New.
6605 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
6607 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
6609 (print_int_cst_bounds_in_octal_p): Likewise.
6610 (dbxout_type): Adjust calls to above functions. Be prepared to deal
6612 * dwarf2out.c (base_type_die): Likewise.
6613 (is_subrange_type): Delete.
6614 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
6615 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
6616 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
6617 if the destination type is boolean.
6618 (build_range_check): Do not special-case subtypes.
6619 (fold_sign_changed_comparison): Likewise.
6620 (fold_unary): Likewise.
6621 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
6622 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
6623 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
6624 * tree.c (subrange_type_for_debug_p): New predicate based on the
6625 former is_subrange_type.
6626 * tree.h (subrange_type_for_debug_p): Declare.
6627 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
6628 (convert_affine_scev): Remove call to above function.
6629 (chrec_convert_aggressive): Likewise.
6630 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
6631 false for conversions involving subtypes.
6632 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
6633 (vrp_val_min): Likewise.
6634 (needs_overflow_infinity): Likewise.
6635 (extract_range_from_unary_expr): Likewise.
6637 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
6639 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6640 * config/frv/frv.c: Likewise.
6641 * config/s390/s390.c: Likewise.
6642 * config/sparc/sparc.h: Likewise.
6643 * config/i386/i386.h: Likewise.
6644 * config/i386/i386.c: Likewise.
6645 * config/crx/crx.c: Likewise.
6646 * config/m68hc11/m68hc11.h: Likewise.
6647 * config/iq2000/iq2000.c: Likewise.
6648 * config/mn10300/mn10300.h: Likewise.
6649 * config/mn10300/mn10300.c: Likewise.
6650 * config/m68k/m68k.c: Likewise.
6651 * config/rs6000/rs6000.c: Likewise.
6652 * config/rs6000/xcoff.h: Likewise.
6653 * config/rs6000/linux64.h: Likewise.
6654 * config/rs6000/sysv4.h: Likewise.
6655 * config/score/score3.c: Likewise.
6656 * config/score/score7.c: Likewise.
6657 * config/score/score.c: Likewise.
6658 * config/arm/arm.md: Likewise.
6659 * config/mips/mips.c: Likewise.
6660 * config/mips/mips.md: Likewise.
6661 * config/bfin/bfin.h: Likewise.
6662 * config/pa/pa.c: Likewise.
6663 * config/pa/constraints.md: Likewise.
6665 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
6666 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
6667 * config/pdp11/pdp11.h: Use memory_address_p instead.
6669 2009-05-14 Ian Lance Taylor <iant@google.com>
6671 * passes.c (finish_optimization_passes): Change i to int.
6672 * plugin.c (plugins_active_p): Change event to int.
6673 (dump_active_plugins): Likewise.
6674 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
6676 * tree.c (tree_range_check_failed): Change c to unsigned int.
6677 (omp_clause_range_check_failed): Likewise.
6678 (build_common_builtin_nodes): Change mode to int. Add cast.
6679 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
6680 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
6682 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
6683 ++ or -- with a variable of enum type.
6685 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6688 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
6690 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6692 * store-motion.c: Do not include params.h
6693 * Makefile.in: Fix dependencies for various files.
6695 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6697 * auto-inc-dec.c: Fix pass description, remove apparent
6698 accidental duplication.
6700 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
6703 * ipa-utils.h (memory_identifier_string): Moved to ...
6704 * tree.h (memory_identifier_string): Here. Add GTY(()).
6706 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
6708 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
6709 in the former documentation of...
6710 (GO_IF_LEGITIMATE_ADDRESS): ... this.
6711 * ira-conflicts.c (get_dup_num): Use address_operand.
6712 * targhooks.c (default_legitimate_address_p): New.
6713 * targhooks.h (default_legitimate_address_p): New.
6714 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
6716 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
6717 * target.h (struct target): Add legitimate_address_p.
6718 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
6719 (TARGET_INITIALIZER): Include it.
6721 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6722 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
6723 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
6724 (TARGET_LEGITIMATE_ADDRESS_P): New.
6726 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6727 (REG_OK_STRICT_P): Delete.
6728 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
6729 (frv_legitimate_address_p_1): ... this.
6730 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
6731 (frv_legitimate_address_p_1): ... the renamed old
6732 frv_legitimate_address_p.
6733 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
6734 (TARGET_LEGITIMATE_ADDRESS_P): New.
6736 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6737 * config/s390/s390-protos.h (legitimate_address_p): Remove.
6738 * config/s390/s390.c (legitimate_address_p): Rename to...
6739 (s390_legitimate_address_p): ... this, make static.
6740 (legitimize_address): Adjust call.
6741 (TARGET_LEGITIMATE_ADDRESS_P): New.
6742 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
6744 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6745 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
6746 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
6747 (TARGET_LEGITIMATE_ADDRESS_P): New.
6749 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6750 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
6751 * config/spu/spu.c (spu_legitimate_address): Rename to...
6752 (spu_legitimate_address_p): ... this, make static.
6753 (TARGET_LEGITIMATE_ADDRESS_P): New.
6755 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6756 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
6757 * config/sparc/sparc.c (legitimate_address_p): Rename to...
6758 (sparc_legitimate_address_p): ... this, make static and return bool.
6759 (legitimize_address): Adjust call.
6760 (TARGET_LEGITIMATE_ADDRESS_P): New.
6762 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6763 * config/i386/i386-protos.h (legitimate_address_p): Remove.
6764 * config/i386/i386.c (legitimate_address_p): Rename to...
6765 (ix86_legitimate_address_p): ... this, make static.
6766 (constant_address_p): Move after it, adjust call.
6767 (TARGET_LEGITIMATE_ADDRESS_P): New.
6769 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6770 * config/avr/avr-protos.h (legitimate_address_p): Remove.
6771 * config/avr/avr.c (legitimate_address_p): Rename to...
6772 (avr_legitimate_address_p): ... this, make static.
6773 (legitimize_address): Adjust call.
6774 (TARGET_LEGITIMATE_ADDRESS_P): New.
6776 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6777 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
6778 * config/crx/crx.c (crx_legitimate_address_p): Make static.
6779 (TARGET_LEGITIMATE_ADDRESS_P): New.
6781 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6782 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
6783 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
6784 (TARGET_LEGITIMATE_ADDRESS_P): New.
6786 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6787 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
6789 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
6791 (TARGET_LEGITIMATE_ADDRESS_P): New.
6793 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6794 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
6796 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
6798 (m68hc11_legitimate_address_p): ... this, make static.
6799 (go_if_legitimate_address_internal): Rename to...
6800 (m68hc11_legitimate_address_p_1): ... this.
6801 (legitimize_address): Adjust call.
6802 (TARGET_LEGITIMATE_ADDRESS_P): New.
6804 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6805 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
6806 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
6807 (TARGET_LEGITIMATE_ADDRESS_P): New.
6809 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6810 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
6811 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
6812 (mn10300_legitimate_address_p): ... this, make static.
6813 (TARGET_LEGITIMATE_ADDRESS_P): New.
6815 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6816 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
6817 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
6818 (TARGET_LEGITIMATE_ADDRESS_P): New.
6820 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6821 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
6822 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
6823 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6824 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
6825 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
6826 (rs6000_legitimate_address_p): ... this, make static.
6827 (TARGET_LEGITIMATE_ADDRESS_P): New.
6828 (REG_MODE_OK_FOR_BASE_P): Delete.
6829 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
6831 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6832 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
6834 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
6835 static, adjust types.
6836 (TARGET_LEGITIMATE_ADDRESS_P): New.
6838 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6839 * config/score/score.c (score_address_p): Rename to...
6840 (score_legitimate_address_p): ... this.
6841 (TARGET_LEGITIMATE_ADDRESS_P): New.
6842 * config/score/score3.c (score3_address_p): Rename to...
6843 (score3_legitimate_address_p): ... this.
6844 * config/score/score7.c (score7_address_p): Rename to...
6845 (score7_legitimate_address_p): ... this.
6847 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
6848 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
6849 GO_IF_LEGITIMATE_ADDRESS): Delete.
6850 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
6851 thumb2_legitimate_address_p): Delete.
6852 (arm_legitimate_address_p): Rename to...
6853 (arm_legitimate_address_outer_p): ... this.
6854 * config/arm/constraints.md ("Uq"): Adjust call.
6855 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
6856 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
6858 (arm_legitimate_address_outer_p): ... this.
6859 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
6861 (TARGET_LEGITIMATE_ADDRESS_P): New.
6863 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6864 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
6865 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
6866 (TARGET_LEGITIMATE_ADDRESS_P): New.
6868 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6869 * config/vax/vax-protos.h (legitimate_address_p): Remove.
6870 * config/vax/vax.c (legitimate_address_p): Rename to...
6871 (vax_legitimate_address_p): ... this, make static.
6872 (TARGET_LEGITIMATE_ADDRESS_P): New.
6874 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6875 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
6876 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
6877 (TARGET_LEGITIMATE_ADDRESS_P): New.
6879 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6880 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
6881 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
6882 (mmix_legitimate_address_p): ... this, make static.
6883 (TARGET_LEGITIMATE_ADDRESS_P): New.
6885 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6886 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
6887 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
6888 (TARGET_LEGITIMATE_ADDRESS_P): New.
6890 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
6892 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
6893 of MODE_COMPLEX_INT.
6895 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6897 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
6898 LCT_NORMAL in function call.
6899 * mips-tdump.c (print_file_desc): Add cast to enum type.
6900 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
6901 (mark_stabs): Add casts to enum types.
6902 (parse_stabs_common): Add casts to enum types.
6904 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
6906 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
6907 Check for invalid values of LETTER.
6909 2009-05-13 Taras Glek <tglek@mozilla.com>
6911 * attribs.c (register_attribute): moved out attribute registration
6912 into register_attribute.
6913 * doc/plugins.texi: Documented register_attribute and
6915 * gcc-plugin.h: Added forward decl for register_attribute.
6916 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
6917 * plugin.c (register_callback, invoke_plugin_callbacks): Added
6918 PLUGIN_ATTRIBUTES boilerplate.
6920 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
6922 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
6923 values even in sentinel and empty entries.
6924 (ms_printf_flag_specs): Likewise.
6925 (ms_scanf_flag_specs): Likewise.
6926 (ms_strftime_flag_specs): Likewise.
6927 (ms_print_char_table): Likewise.
6928 (ms_scan_char_table): Likewise.
6929 (ms_time_char_table): Likewise.
6931 2009-05-13 Doug Kwan <dougkwan@google.com>
6933 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
6935 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
6937 * config/mips/mips.md (store): Add attributes for QI and HI.
6939 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
6940 (truncdi<mode>2): ... this new pattern.
6942 2009-05-13 Brad Hards <bradh@kde.org>
6944 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
6946 2009-05-14 Jakub Jelinek <jakub@redhat.com>
6947 Ben Elliston <bje@au.ibm.com>
6950 * dse.c (check_mem_read_rtx): Guard against width == -1.
6952 2009-05-13 Michael Matz <matz@suse.de>
6955 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
6956 (trivially_conflicts_p): New function.
6957 (insert_backedge_copies): Use it.
6959 2009-05-13 Janis Johnson <janis187@us.ibm.com>
6961 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
6962 (handle_stdc_pragma): Use new enum constant names.
6963 (handle_pragma_float_const_decimal64): Ditto.
6965 2009-05-13 Ian Lance Taylor <iant@google.com>
6967 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
6970 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
6972 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
6973 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
6975 * config/m68k/m68k.h (FL_UCLINUX): Define.
6977 2009-05-13 Jan Hubicka <jh@suse.cz>
6979 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
6981 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6983 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
6984 unless -fschedule-insns is specified.
6986 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6989 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
6990 TARGET_EXPAND_CBRANCHDI4.
6991 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
6992 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
6993 (cmpeqdi): Fix comment.
6995 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6997 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
6998 (sh_legitimate_address_p): Likewise.
6999 * config/sh/sh.c (sh_legitimate_index_p): New.
7000 (sh_legitimate_address_p): Likewise.
7001 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
7002 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
7003 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
7004 (MAYBE_BASE_REGISTER_RTX_P): New macro.
7005 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
7006 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
7007 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
7008 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
7009 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
7011 2009-05-12 Jan Hubicka <jh@suse.cz>
7013 * tree-inline.c (estimate_operator_cost): Add operands;
7014 when division happens by constant, it is cheap.
7015 (estimate_num_insns): Loads and stores are not having cost of 0;
7016 EH magic stuff is cheap; when computing runtime cost of switch,
7017 use log2 base of amount of its cases; builtin_expect has cost of 0;
7018 compute cost for moving return value of call.
7019 (init_inline_once): Initialize time_based flags.
7020 * tree-inline.h (eni_weights_d): Add time_based flag.
7022 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7024 * df-core.c: Update head documentation.
7026 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7029 * rs6000.c (rs6000_generate_compare): Use op1b instead of
7030 shadowing exisiting variable op1.
7032 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
7035 * config/i386/driver-i386.c (processor_signatures): New enum.
7036 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
7037 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
7038 processor signature to detect geode processor.
7040 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7044 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7046 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7047 causes spurious differences between trunk and cond-optab branch.
7049 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7051 * dojump.c (compare_from_rtx): Delete.
7052 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
7053 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
7054 if the comparison does not satisfy the predicate; test predicates for
7055 operands 2 and 3 of a cstore pattern. Don't try cstore optab
7056 further if one existing pattern fails.
7057 * expr.h (compare_from_rtx): Delete.
7058 (prepare_operand): Declare it.
7059 * optabs.c: Change "lib call" to "libcall" throughout.
7060 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
7061 HAVE_conditional_trap, emit_cmp_insn): Delete.
7062 (can_compare_p): Delete cmp_optab case.
7063 (prepare_float_lib_cmp): Return an rtx and a machine mode.
7064 Accept other parameters by value.
7065 (prepare_operand): Make non-static.
7066 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
7067 other parameters by value. Try to widen operands here based on
7068 an optab_methods argument and looking at cbranch_optab.
7069 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
7070 loop. Use cbranch_optab directly.
7071 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
7072 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
7074 (emit_conditional_move, emit_conditional_add): Inline what's needed
7075 of compare_from_rtx, using new prepare_cmp_insn for the rest.
7076 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
7077 with COMPARE. Move cmov_optab and cstore_optab above
7078 with cbranch_optab, move cmp_optab down with ucmp_optab,
7079 remove tst_otpab. Do not initialize trap_rtx.
7080 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
7081 for trap code. Do not check HAVE_conditional_trap. Use
7082 prepare_cmp_insn. Accept no predicate for operand 3.
7083 * optabs.h (OTI_cmp): Mark as used only for libcalls.
7084 (OTI_ctrap, ctrap_optab): New.
7085 (tst_optab): Delete.
7086 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
7087 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
7088 with lookup of ctrap_optab.
7089 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
7093 * combine.c (combine_simplify_rtx, simplify_set): Do not
7094 special case comparing against zero for cc0 machines.
7095 * simplify-rtx.c (simplify_binary_operation_1): Never remove
7096 COMPARE on cc0 machines.
7097 (simplify_relational_operation): Return a new expression when
7098 a COMPARE could be removed.
7099 * final.c (final_scan_insn): Compare cc_status values
7100 against LHS of a (compare FOO (const_int 0)) cc0 source.
7101 Also check if cc_status.value is the full compare.
7103 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
7104 (cstoreMM4): Document.
7105 (conditional_trap): Document ctrapMM4 instead.
7106 (sync_compare_and_swapMM): Refer to cbranchcc4.
7107 (Dependent Patterns): Eliminate obsolete information referring to
7108 the old jump optimization phase.
7109 (Canonicalization): Include cbranchcc4 case, omit canonicalization
7110 of compares with 0 on cc0 machines.
7111 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
7112 avoiding references to cc0. Remove text about storing operands
7114 * doc/tm.texi (Condition Codes): Include blurb on different
7115 condition code representations, separate into subsections for
7116 CC0, MODE_CC and conditional execution.
7118 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
7119 alpha_emit_setcc): Accept operands and a machine mode.
7120 * config/alpha/alpha.c (alpha_emit_conditional_branch):
7121 Get code/op0/op1 from operands, use machine mode argument
7122 instead of alpha_compare.fp_p. Emit the branch here.
7123 (alpha_emit_setcc): Likewise, and return boolean.
7124 (alpha_emit_conditional_move): Likewise. Assert that
7125 cmp_op_mode == cmp_mode, and simplify accordingly.
7126 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
7127 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
7128 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
7130 (stack probe test): Use cbranchdi4.
7131 * config/alpha/predicates.md (alpha_cbranch_operator): New.
7133 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
7134 * config/arc/arc.h (movsicc, movsfcc): Use it.
7135 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
7136 (cbranchsi4, cstoresi4): New.
7137 (cmpsi, bCC and sCC expanders): Remove.
7139 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
7140 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
7141 * config/arm/predicates.md (arm_comparison_operator): Only include
7142 floating-point operators if there is a hardware floating-point unit.
7143 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
7144 deferring to cbranch_cc and cstore_cc respectively.
7145 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
7146 cbranch_cc, cstore_cc): New.
7147 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
7149 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
7151 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
7152 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
7154 (adjust_insn_length): Adjust calls.
7155 (avr_reorg): Handle (compare (foo) (const_int 0)).
7156 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
7157 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
7158 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
7159 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
7161 (cbranchqi4, cbranchhi4, cbranchsi4): New.
7162 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
7164 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
7165 (cbranchsi4, cstorebi4, cstoresi4): New.
7166 (movbisi): This insn is duplicate, split it to zero_extend.
7167 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
7168 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
7169 (bfin_optimize_loop): Use cbranch expander.
7170 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
7171 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
7172 (bfin_bimode_comparison_operator): ... this.
7173 (bfin_direct_comparison_operator): New.
7175 * config/cris/cris.c (cris_normal_notice_update_cc): Look
7176 inside (compare FOO (const_int 0)).
7177 (cris_rtx_costs): Handle ZERO_EXTRACT.
7178 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
7179 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
7180 (*tstdi_v32): Delete.
7181 (*cmpdi_non_v32): Add M alternative for operand 1.
7182 (cmpsi, cmp<mode>): Make private.
7183 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
7185 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
7187 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
7188 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
7189 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
7190 (cc_reg_operand): New.
7192 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
7193 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
7194 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
7195 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
7196 crx_expand_scond): Delete.
7198 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
7200 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
7201 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
7203 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
7204 cstoresi4, cstoresf4, cstoredf4): New.
7205 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
7206 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7207 Receive the entire operands array.
7208 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
7209 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
7210 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7211 Get test/op0/op1 from the operands array.
7212 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
7214 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
7215 (h8300_expand_store): New.
7216 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
7218 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
7219 (h8300_expand_store): New.
7220 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
7221 or do not try to produce (set (cc0) REG).
7222 (peepholes): Wrap arguments with COMPARE. Add a peephole to
7223 change a compare into a move to a scratch register. Disable some
7224 peepholes when comparing with zero.
7225 (tstsi, tsthi, tstsi, cmpqi): Make private.
7228 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
7231 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
7232 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
7233 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
7234 (ix86_emit_i387_log1p): Use cbranchxf2.
7235 (ix86_expand_setcc): Return void.
7236 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
7237 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
7238 cmp<MODEF>, cmpcc): Remove.
7239 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
7240 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
7241 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
7242 (sCC and bCC expanders): Remove.
7243 (stack_protect_test): Use cbranchcc4.
7245 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
7247 (ia64_expand_compare): Accept three rtx by reference and return void.
7248 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
7249 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
7250 from *expr. Update *expr with the BImode comparison to do.
7251 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
7252 cmptf, bCC, sCC, conditional_trap): Delete.
7253 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
7254 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
7255 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
7256 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
7257 * config/ia64/predicates.md (ia64_cbranch_operator): New.
7259 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
7260 type of last argument.
7261 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
7262 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
7263 use machine mode argument instead of branch_type. Remove dead
7264 code for floating-point comparisons.
7265 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
7266 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
7268 (cbranchsi4, cstoresi4): New.
7269 * config/iq2000/predicates.md (reg_or_const_operand): New.
7271 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
7272 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
7273 (b<code>_op): Rewrite to...
7274 (bcc_op): ... this, using match_operator.
7275 (s<code>_op): Rewrite to...
7276 (scc_op): ... this, using match_operator.
7277 (s<code>_24_op): Rewrite to...
7278 (scc_op_24): ... this, using match_operator.
7279 (s<code>_<mode>): Rewrite to...
7280 (cstore<mode>4): ... this, using match_operator.
7281 (s<code>_<mode>_24): Rewrite to...
7282 (cstore<mode>4_24): ... this, using match_operator.
7283 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
7284 m32c_unpend_compare, m32c_expand_scc): Delete.
7285 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
7286 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
7287 (m32c_expand_movcc): Change NE to EQ if necessary.
7288 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
7290 * config/m32r/m32r-protos.h (gen_cond_store): New.
7291 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
7292 (gen_cond_store): New, from sCC patterns.
7293 (m32r_expand_block_move): Use cbranchsi4.
7294 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
7295 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
7296 (cbranchsi4, cstoresi4): New.
7298 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
7300 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
7301 (m68hc11_notice_update_cc): Look into a compare with 0.
7302 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
7304 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
7305 cmphi, cmpqi, bCC): Delete.
7306 (cbranchsi4, cbranchhi4, cbranchqi4): New.
7307 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
7308 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
7311 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
7312 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
7313 * config/m68k/constraints.md (H): New.
7314 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
7315 the define_insn below.
7316 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
7317 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
7318 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
7319 patterns): Wrap RHS with COMPARE.
7320 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
7321 (*cmpdi_internal): Name this pattern.
7322 (cmpdi): Change to define_insn.
7323 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
7324 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
7325 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
7327 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
7328 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
7329 (conditional_trap): Change to...
7330 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
7331 (*conditional_trap): Use the ordered_comparison_operator and
7332 const1_operand predicates.
7333 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
7334 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
7335 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
7336 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
7338 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
7339 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
7340 (mcore_gen_compare): New.
7341 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
7342 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
7343 (mcore_gen_compare): ... this.
7344 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
7345 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
7346 (stack probe pattern): Use cbranchsi4.
7348 * config/mips/predicates.md (mips_cstore_operator): New.
7349 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
7350 * config/mips/mips.md (any_cond): Delete.
7351 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
7353 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
7354 fixuns_truncsfdi2): Use cbranch patterns.
7355 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
7356 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
7357 Adjust call to mips_expand_conditional_branch.
7358 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
7360 * config/mips/mips-protos.h (mips_expand_conditional_branch,
7361 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
7362 * config/mips/mips.c (cmp_operands): Delete.
7363 (mips_emit_compare): Get comparison operands from *op0/*op1.
7364 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
7365 that it succeeds. Use op0/op1 instead of cmp_operands.
7366 (mips_expand_conditional_branch, mips_expand_conditional_move,
7367 mips_expand_conditional_trap): Likewise.
7368 (mips_block_move_loop): Use cbranch patterns.
7369 * config/mips/mips.h (cmp_operands): Delete.
7371 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
7372 (mmix_gen_compare_reg): Just return a register in the right CC mode.
7373 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
7374 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
7375 (*cmpcc_folded): Rename to...
7376 (*cmpdi_folded): this.
7377 (*cmpcc): Rename to...
7379 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
7382 (cbranchdf4): New. Handle invalid comparisons here.
7383 * config/mmix/predicates.md (float_comparison_operator): New.
7385 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
7386 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
7387 * config/mn10300/mn10300.md (tst): Delete.
7388 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
7389 Name these patterns and wrap RHS in a compare.
7390 (*cmpsi): Make this pattern private. Include tst.
7391 (*cmpsf): Make this pattern private.
7392 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
7393 (compare with zero peepholes): Likewise.
7395 (cbranchsi4, cbranchsf4): New.
7396 (casesi): Use cbranchsi4.
7398 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
7399 hppa_branch_type): Delete.
7400 (return_addr_rtx): Use cbranchsi4.
7401 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
7402 Emit CCFPmode comparison here.
7403 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
7404 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
7405 hppa_branch_type): Delete.
7406 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
7407 (movsicc, movdicc): Remove references to hppa_compare_op0,
7408 hppa_compare_op1 and compare_from_rtx.
7409 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
7410 (casesi): Use cbranchsi4.
7412 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
7413 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
7414 * config/pdp11/pdp11.md (register_or_const0_operand): New.
7415 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
7416 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
7418 (cbranchdf4, cbranchhi4, cbranchqi4): New.
7419 (*branch, *branch_inverted): New.
7421 * config/picochip/picochip.md (cbranchhi4): Use
7422 ordered_comparison_operator.
7423 (cmphi, bCC): Remove.
7425 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
7426 (trap_comparison_operator): Delete.
7427 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
7428 rs6000_emit_cbranch): Accept mode and operands.
7429 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
7430 rs6000_compare_fp_p): Delete.
7431 (rs6000_generate_compare): Accept mode and comparison. Extract code
7432 and op0/op1 from there. Replace references to rs6000_compare_op0
7433 and rs6000_compare_op1.
7434 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
7435 extract result from passed operands.
7436 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
7437 extract loc from passed operands.
7438 (rs6000_emit_cmove): Likewise.
7439 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
7440 rs6000_compare_fp_p): Delete.
7441 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
7442 (cbranch<GPR>4, cbranch<FP>4): New.
7443 (cstore<mode>4): New. Consolidate here all choices about when to use
7444 portable or specialized sCC sequences.
7445 (stack_protect_test): Use cbranchsi4.
7446 (conditional_trap): Replace with ctrap<GPR>4.
7447 (conditional trap insn): Replace trap_comparison_operator with
7448 ordered_comparison_operator.
7450 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
7451 (s390_emit_prologue): Use ctrap.
7452 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
7453 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
7454 New predicates replacing...
7455 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
7456 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
7457 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
7458 (add<mode>cc): Do not use s390_compare_op0/op1.
7459 (s<code>): Change to...
7460 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
7462 (cstorecc4): ... this. Handle EQ or NE equally.
7463 (*sne): Un-privatize for use in cstorecc4.
7464 (b<code>): Change to...
7465 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
7466 (conditional_trap): Replace with...
7467 (ctrap<GPR>4, ctrap<FP>4): ... these.
7468 (stack_protect): Use cbranchcc4.
7470 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
7471 * config/score/score-protos.h (score_gen_cmp): Delete.
7472 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
7473 (score_block_move-loop): Use cbranchsi4.
7474 * config/score/score.md (cbranchsi4): New.
7475 (cmpsi, bCC): Delete.
7476 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
7477 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7478 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
7479 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7480 * config/score/score3.h (score3_gen_cmp): Delete.
7481 * config/score/score7.h (score7_gen_cmp): Delete.
7483 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
7484 (sh_emit_scc_to_t): ... this. Return void.
7485 (from_compare): Rename to...
7486 (sh_emit_compare_and_branch): ... this.
7487 (sh_emit_compare_and_set): New.
7488 (sh_expand_t_scc): Accept operands.
7489 * config/sh/predicates.md (sh_float_comparison_operator): New.
7490 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
7491 (prepare_scc_operands): Rename to...
7492 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
7494 (sh_emit_cheap_store_flag): New.
7495 (sh_emit_set_t_insn): New.
7496 (from_compare): Rename to...
7497 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
7498 handling of TARGET_SH2E floating point to avoid recursive call.
7499 Generate branch here.
7500 (sh_emit_compare_and_set): New.
7501 (sh_expand_t_scc): Get op0/op1 from arguments.
7502 (sh_emit_cheap_store_flag): New.
7503 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
7505 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
7506 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
7507 (movsicc, movdicc): Do nothing when it recreated operands from
7508 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
7509 prepare_scc_operands (now sh_emit_scc_to_t).
7510 (udivdi3): Use cstoresi4.
7511 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
7512 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
7513 (cbranchint4_media, cbranchfp4_media): New.
7514 (casesi): Use cbranchdi4.
7515 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
7517 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
7518 (movnegt): Remove second operand.
7519 (cbranchsf4, cbranchdf4): New.
7520 (stack_protect): Use cbranchdi4/cbranchsi4.
7522 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
7523 (gen_compare_reg): Accept comparison, extract part of it to...
7524 (gen_compare_reg_1): ... this.
7525 (gen_compare_operator): Delete.
7526 (gen_v9_scc): Accept separate destination, comparison code and arms.
7527 Do not use sparc_compare_op0/sparc_compare_op1.
7528 (emit_scc_insn, emit_conditional_branch_insn): New.
7529 (emit_v9_brxx): Make static. Remove useless assertion.
7530 (sparc_emit_float_lib_cmp): Return RTL instead of calling
7532 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
7533 * config/sparc/sparc-protos.h (gen_compare_reg,
7534 sparc_emit_float_lib_cmp): Adjust prototype.
7535 (emit_scc_insn, emit_conditional_branch_insn): New.
7536 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
7537 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
7538 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
7539 iterators to the top.
7540 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
7541 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
7542 snedi_special_trunc): Delete.
7543 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
7544 and snedi_special_trunc.
7545 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
7546 cbranchdi4, cbranch<F:mode>4): New.
7547 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
7548 here. Use gen_compare_reg instead of gen_compare_operator.
7549 (conditional_trap): Replace with...
7550 (ctrapsi4, ctrapdi4): ... this.
7551 (stack_protect_test): Use cbranchcc4.
7553 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
7555 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
7556 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
7557 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
7558 from operands[0] or operands[3] depending on is_set.
7559 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
7560 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
7561 cmpdf, bCC), sCC: Remove.
7562 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
7563 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
7565 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
7566 spu_emit_branch_or_set.
7568 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
7570 * config/stormy16/stormy16.h (xstormy16_compare_op0,
7571 xstormy16_compare_op1): Delete.
7572 * config/stormy16/stormy16.c (xstormy16_compare_op0,
7573 xstormy16_compare_op1): Delete.
7574 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
7576 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
7577 (cmphi, cmpsi, bCC): Remove.
7579 * config/v850/v850.md (tstsi, cmpsi): Fold into...
7580 (*cmpsi): ... this one.
7581 (cbranchsi4, cstoresi4): New.
7582 (bCC expanders): Delete.
7583 (sCC insns): Fold into...
7584 (*setcc): ... this one.
7585 (casesi): Do not use gen_cmpsi and gen_bgtu.
7586 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
7587 (movsicc): Simplify.
7588 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
7590 * config/vax/vax-protos.h (cond_name): New.
7591 (vax_output_conditional_branch): Remove.
7592 * config/vax/vax.c (cond_name): New.
7593 (vax_output_conditional_branch): Remove.
7594 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
7595 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
7596 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
7597 (bit<VAXint>): Wrap source with (compare).
7598 (b<code> and following unnamed pattern): Rename to *branch and
7599 *branch_reversed. Change macroization to match_operator.
7600 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
7602 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
7603 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
7604 Change last argument to machine_mode.
7605 (xtensa_expand_scc): Add machine_mode argument.
7606 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
7607 (gen_conditional_move, xtensa_expand_conditional_branch,
7608 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
7609 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
7610 Adjust operand numbers.
7611 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
7613 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
7614 (cmpsi, cmpsf, b<code>, s<code>): Delete.
7615 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
7617 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7619 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7620 causes spurious differences between trunk and cond-optab branch.
7622 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
7625 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
7627 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
7629 * tree.c (iterative_hash_pointer): Delete.
7630 (iterative_hash_expr): Short-circuit handling of NULL pointer.
7631 Hash UIDs and versions of SSA names. Don't special-case built-in
7632 function declarations.
7634 2009-05-11 Ian Lance Taylor <iant@google.com>
7637 * graphite.c: Force -Wc++-compat to only be a warning before
7638 #including "cloog/cloog.h".
7640 2009-05-11 Martin Jambor <mjambor@suse.cz>
7642 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
7644 2009-05-11 Jan Hubicka <jh@suse.cz>
7646 * tree-ssa-loop-ivcanon.c: Include target.h
7647 (struct loop_size): new structure.
7648 (constant_after_peeling): New predicate.
7649 (tree_estimate_loop_size): New function.
7650 (estimated_unrolled_size): Rewrite for new estimates.
7651 (try_unroll_loop_completely): Use new estimates.
7652 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
7654 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7656 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
7657 libcpp interface change.
7658 (spu_macro_to_expand): Likewise.
7660 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
7662 PR tree-optimization/40026
7663 * gimplify.c (gimplify_init_constructor): Change initial conditional
7664 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
7665 optimize_compound_literals_in_ctor.
7667 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
7669 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
7671 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
7673 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
7675 * tree-vect-data-refs.c (vect_analyze_group_access): Use
7676 HOST_WIDE_INT for gap.
7678 2009-05-11 Ira Rosen <irar@il.ibm.com>
7680 PR tree-optimization/40074
7681 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
7682 account in group size and step comparison.
7684 2009-05-11 Richard Guenther <rguenther@suse.de>
7686 * passes.c (init_optimization_passes): Strip now incorrect comment.
7687 (execute_function_todo): Do not set PROP_alias.
7688 * tree-pass.h (PROP_alias): Remove.
7689 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
7690 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
7691 * tree-nrv.c (pass_return_slot): Likewise.
7692 * tree-object-size.c (pass_object_sizes): Likewise.
7693 * tree-ssa-dom.c (pass_dominator): Likewise.
7694 (pass_phi_only_cprop): Likewise.
7695 * tree-ssa-dse.c (pass_dse): Likewise.
7696 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
7697 (pass_cselim): Likewise.
7698 * tree-ssa-pre.c (pass_pre): Likewise.
7699 (pass_fre): Likewise.
7700 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
7701 * tree-ssa-sink.c (pass_sink_code): Likewise.
7702 * tree-stdarg.c (pass_stdarg): Likewise.
7703 * tree-tailcall.c (pass_tail_calls): Likewise.
7704 * tree-vrp.c (pass_vrp): Likewise.
7706 2009-05-10 Ian Lance Taylor <iant@google.com>
7708 * basic-block.h (enum profile_status): Break out of struct
7710 * cgraph.h (struct inline_summary): Break out of struct
7712 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
7713 of struct cgraph_order_sort.
7714 * combine.c (enum undo_kind): New enum, broken out of struct undo.
7715 * cse.c (struct branch_path): Break out of struct
7716 cse_basic_block_data.
7717 * except.h (enum eh_region_type): Break out of struct eh_region.
7718 * gcc.c (enum add_del): Break out of struct modify_target.
7719 * genrecog.c (enum decision_type): Break out of struct decision_test.
7720 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
7722 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
7723 * regmove.c (enum match_use): New enum, broken out of struct match.
7724 * sched-int.h (enum post_call_group): New enum, broken out of
7726 (struct deps_reg): Break out of struct deps.
7727 * target.h (struct asm_int_op): Break out of struct gcc_target.
7728 * tree-eh.c (struct goto_queue_node): Break out of struct
7730 * tree-inline.h (enum copy_body_cge_which): Break out of
7732 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
7734 * c-decl.c (in_struct, struct_types): New static variables.
7735 (pushtag): Add loc parameter. Change all callers.
7736 (lookup_tag): Add ploc parameter. Change all callers.
7737 (check_compound_literal_type): New function.
7738 (parser_xref_tag): Add loc parameter. Change all callers. If
7739 -Wc++-compat, warn about struct/union/enum types defined within a
7741 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
7742 and loc parameters. Change all callers. Change error calls to
7743 error_at, using loc. For a redefinition, if the location of the
7744 original definition is known, report it. Set in_struct and
7745 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
7746 (finish_struct): Add new parameters enclosing_in_struct and
7747 enclosing_struct_types. Change all callers. Set
7748 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
7749 in the struct. If in a struct, add this struct to struct_types.
7750 (start_enum): Add loc parameter. Change all callers. Use
7751 error_at for errors, using loc. For a redefinition, if the
7752 location of the original definition is known, report it. If in a
7753 struct, add this enum type to struct_types. If -Wc++-compat warn
7754 if in sizeof, typeof, or alignof.
7755 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
7756 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
7757 (c_parser_enum_specifier): Get enum location for start_enum.
7758 (c_parser_struct_or_union_specifier): Get struct location for
7759 start_struct. Save in_struct and struct_types status between
7760 start_struct and finish_struct.
7761 (c_parser_cast_expression): Get location of cast.
7762 (c_parser_alignof_expression): Get location of type.
7763 (c_parser_postfix_expression): Likewise.
7764 (c_parser_postfix_expression_after_paren_type): Add type_loc
7765 parameter. Change all callers. Call check_compound_literal_type.
7766 Use type_loc for error about variable size type.
7767 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
7768 of an enum constant from an enum type defined in a struct or union.
7769 (c_cast_expr): Add loc parameter. Change all callers. If
7770 -Wc++-compat, warn about defining a type in a cast.
7771 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
7772 (start_enum, start_struct, finish_struct): Update declarations.
7773 (parser_xref_tag, c_cast_expr): Update declarations.
7774 (check_compound_literal_type): Declare.
7776 2009-05-11 Ben Elliston <bje@au.ibm.com>
7778 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
7779 for recent libcpp interface change.
7780 (rs6000_macro_to_expand): Likewise.
7782 2009-05-10 Michael Matz <matz@suse.de>
7785 * config/arm/arm.c (require_pic_register): Emit on entry edge,
7786 not at entry of function.
7788 2009-05-10 Richard Guenther <rguenther@suse.de>
7790 PR tree-optimization/40081
7792 * tree-sra.c (instantiate_element): Instantiate scalar replacements
7793 using the main variant of the element type. Do not fiddle with
7794 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
7796 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
7797 structs with volatile fields.
7799 2009-05-10 Jan Hubicka <jh@suse.cz>
7801 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
7802 (estimate_move_cost): Assert that it does not get called for
7804 (estimate_num_insns): Skip VOID types in argument handling.
7805 (optimize_inline_calls): Delete unreachable blocks and verify that
7808 2009-05-10 Jan Hubicka <jh@suse.cz>
7810 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
7811 * cgraph.c (cgraph_mark_address_taken_node): New function.
7812 (dump_cgraph_node): Dump new flag.
7813 * cgraph.h (struct cgraph_node): Add address_taken.
7814 (cgraph_mark_address_taken_node): New function.
7815 * ipa.c (cgraph_postorder): Prioritize functions with address taken
7816 since new direct calls can be born.
7818 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7820 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
7823 2009-05-10 Jan Hubicka <jh@suse.cz>
7826 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
7828 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
7829 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
7830 * tree-inline.c (copy_bb): Set frequency correctly.
7831 (fold_marked_statements): Update call to
7832 cgraph_update_edges_for_call_stmt.
7834 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7836 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
7837 identifiers in diagnostics.
7838 * config/arm/arm.c (arm_handle_fndecl_attribute,
7839 arm_handle_isr_attribute): Likewise.
7840 * config/avr/avr.c (avr_handle_progmem_attribute,
7841 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
7842 * config/bfin/bfin.c (handle_int_attribute,
7843 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
7844 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
7845 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
7847 * config/darwin.c (darwin_handle_kext_attribute,
7848 darwin_handle_weak_import_attribute): Likewise.
7849 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
7850 h8300_handle_eightbit_data_attribute,
7851 h8300_handle_tiny_data_attribute): Likewise.
7852 * config/i386/i386.c (ix86_handle_cconv_attribute,
7853 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
7854 * config/i386/winnt.c (ix86_handle_shared_attribute,
7855 ix86_handle_selectany_attribute): Likewise.
7856 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
7857 * config/m32c/m32c.c (function_vector_handler): Likewise.
7858 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
7859 m68hc11_handle_fntype_attribute): Likewise.
7860 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
7861 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
7862 * config/mips/mips.c (mips_insert_attributes,
7863 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
7864 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
7865 rs6000_handle_struct_attribute): Likewise.
7866 * config/sh/sh.c (sh_insert_attributes,
7867 sh_handle_resbank_handler_attribute,
7868 sh_handle_interrupt_handler_attribute,
7869 sh2a_handle_function_vector_handler_attribute,
7870 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
7872 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
7873 * config/spu/spu.c (spu_handle_fndecl_attribute,
7874 spu_handle_vector_attribute): Likewise.
7875 * config/stormy16/stormy16.c
7876 (xstormy16_handle_interrupt_attribute): Likewise.
7877 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
7878 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
7880 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7882 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
7883 (pp_translate_identifiers): New.
7884 (pp_identifier): Only conditionally translate identifier to locale
7886 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
7887 (pp_base_tree_identifier): Only conditionally translate identifier
7888 to locale character set.
7889 * c-pretty-print.c (M_): Define.
7890 (pp_c_type_specifier, pp_c_primary_expression): Mark English
7891 fragments for conditional translation with M_.
7892 * tree-pretty-print.c (maybe_init_pretty_print): Disable
7893 identifier translation.
7895 2009-05-10 Richard Guenther <rguenther@suse.de>
7897 PR tree-optimization/40081
7898 * tree-sra.c (instantiate_element): Instantiate scalar replacements
7899 using the main variant of the element type. Do not fiddle with
7900 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
7902 2009-05-09 Jan Hubicka <jh@suse.cz>
7905 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
7906 indirect calls; verify cgraph afterwards.
7908 2009-05-09 Jan Hubicka <jh@suse.cz>
7911 * ipa.c (update_inlined_to_pointer): New function.
7912 (cgraph_remove_unreachable_nodes): Use it.
7914 2009-05-09 Jan Hubicka <jh@suse.cz>
7916 * tree-eh.c (struct leh_state): Remove prev_try.
7917 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
7919 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
7920 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
7921 remove_eh_handler_and_replace, foreach_reachable_handler,
7922 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
7923 * except.h (struct eh_region): Remove eh_region_u_cleanup.
7924 (gen_eh_region_cleanup): Update prototype.
7926 2009-05-09 Jan Hubicka <jh@suse.cz>
7929 * except.c (copy_eh_region): Always set prev_try.
7930 (redirect_eh_edge_to_label): Find outer try.
7931 (foreach_reachable_handler): When looking for prev try
7932 handle case where previous try is not going to be taken.
7934 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
7936 PR tree-optimization/40049
7937 * tree-vect-stmts.c (vectorizable_operation): If the machine has
7938 only vector/vector shifts, convert the type of the constant to the
7939 appropriate type to avoid building incorrect trees, which
7940 eventually have problems with garbage collection.
7942 2009-05-08 Joseph Myers <joseph@codesourcery.com>
7944 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
7945 -1 for complex floating-point types if honoring signed zeros.
7947 2009-05-08 Jan Hubicka <jh@suse.cz>
7949 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
7950 argument; handle correctly when profile is absent.
7951 (build_cgraph_edges): Update.
7952 (rebuild_cgraph_edges): Update.
7953 * cgraph.c: Do not include varray.h.
7954 (cgraph_set_call_stmt_including_clones): New function.
7955 (cgraph_create_edge_including_clones): Likewise
7956 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
7957 (cgraph_update_edges_for_call_stmt): Handle clones.
7958 (cgraph_remove_node): Handle clone tree.
7959 (cgraph_remove_node_and_inline_clones): New function.
7960 (dump_cgraph_node): Dump clone tree.
7961 (cgraph_clone_node): Handle clone tree.
7962 (clone_function_name): Bring here from tree-inline.c.
7963 (cgraph_create_virtual_clone): New function.
7964 * cgraph.h (ipa_replace_map): Move here from ipa.h.
7965 (cgraph_clone_info): New function.
7966 (strut cgraph_node): Add clone_info and new clone tree pointers.
7967 (cgraph_remove_node_and_inline_clones,
7968 cgraph_set_call_stmt_including_clones,
7969 cgraph_create_edge_including_clones,
7970 cgraph_create_virtual_clone): Declare.
7971 (cgraph_function_versioning): Use VEC argument.
7972 (compute_call_stmt_bb_frequency): Update prototype.
7973 (cgraph_materialize_all_clones): New function.
7974 * ipa-cp.c (ipcp_update_cloned_node): Remove.
7975 (ipcp_create_replace_map): Update to VECtors.
7976 (ipcp_update_callgraph): Use virtual clones.
7977 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
7978 (ipcp_update_profiling): Do not update local profiling.
7979 (ipcp_insert_stage): Use VECtors and virtual clones.
7980 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
7981 (clone_of_p): New function.
7982 (cgraph_preserve_function_body_p): Use clone tree.
7983 (cgraph_optimize): Materialize clones.
7984 (cgraph_function_versioning): Update for VECtors.
7985 (save_inline_function_body): Use clone tree.
7986 (cgraph_materialize_clone): New function.
7987 (cgraph_materialize_all_clones): Likewise.
7988 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
7989 * ipa.c: Include gimple.h.
7990 (cgraph_remove_unreachable_nodes): Use clone tree.
7991 * ipa-prop.c (ipa_note_param_call): Update call to
7992 compute_call_stmt_bb_frequencycall.
7993 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
7994 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
7995 (copy_bb): Handle updating of clone tree; add new edge when new call
7997 (expand_call_inline): Be strict about every call having edge.
7998 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
7999 (delete_unreachable_blocks_update_callgraph): New function.
8000 (tree_function_versioning): Use VECtors; always remove unreachable
8001 blocks and fold conditionals.
8002 * tree-inline.h: Do not include varray.h.
8003 (tree_function_versioning): Remove.
8004 * Makefile.in (GTFILES): Remove tree-inline.c
8005 * passes.c (do_per_function): Do only functions having body.
8006 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
8009 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
8010 Andrew Morrow <acm@google.com>
8013 * c-common.c (c_common_attribute_table): Permit deprecated
8014 attribute to take an optional argument.
8015 (handle_deprecated_attribute): If the optional argument to
8016 __attribute__((deprecated)) is not a string ignore the attribute
8019 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
8020 * c-typeck.c (build_component_ref): Likewise.
8021 (build_external_ref): Likewise.
8023 * toplev.c (warn_deprecated_use): Add an attribute argument.
8024 Emit the message associated with __attribute__((deprecated)).
8026 * toplev.h (warn_deprecated_use): Updated.
8028 * doc/extend.texi: Document new optional parameter to
8029 __attribute__((deprecated))
8031 2009-05-08 Michael Eager <eager@eagercon.com>
8033 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
8034 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
8036 2009-05-08 Richard Guenther <rguenther@suse.de>
8038 PR tree-optimization/40062
8039 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
8040 Avoid exponential behavior.
8042 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8044 PR rtl-optimization/33928
8046 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
8047 process_uses, build_single_def_use_links): New.
8048 (update_df): Update use_def_ref.
8049 (forward_propagate_into): Use get_def_for_use instead of use-def
8051 (fwprop_init): Call build_single_def_use_links and let it initialize
8053 (fwprop_done): Free use_def_ref.
8054 (fwprop_addr): Eliminate duplicate call to df_set_flags.
8055 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
8056 df_rd_simulate_one_insn): New.
8057 (df_rd_bb_local_compute_process_def): Update head comment.
8058 (df_chain_create_bb): Use the new RD simulation functions.
8059 * df.h (df_rd_simulate_artificial_defs_at_top,
8060 df_rd_simulate_one_insn): New.
8061 * opts.c (decode_options): Enable fwprop at -O1.
8062 * doc/invoke.texi (-fforward-propagate): Document this.
8064 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8067 * c-typeck.c (build_binary_op): Handle arithmetic between one real
8068 and one complex operand specially.
8069 * tree-complex.c (some_nonzerop): Do not identify a real value as
8070 zero if flag_signed_zeros.
8072 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8074 PR rtl-optimization/33928
8075 * loop-invariant.c (record_use): Fix && vs. || mishap.
8077 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8079 PR rtl-optimization/33928
8080 * loop-invariant.c (struct use): Add addr_use_p.
8081 (struct def): Add n_addr_uses.
8082 (struct invariant): Add cheap_address.
8083 (create_new_invariant): Set cheap_address.
8084 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
8085 (record_uses): Pass df_ref to record_use.
8086 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
8089 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
8091 * config/sh/sh.c: Do not include c-pragma.h.
8093 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
8095 * config/spu/spu.c: Remove include of c-common.h.
8097 2009-05-07 Janis Johnson <janis187@us.ibm.com>
8100 * c-common.h (mark_valid_location_for_stdc_pragma,
8101 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
8102 clear_float_const_decimal64, float_const_decimal64_p): New.
8103 * c.opt (Wunsuffixed-float-constants): New.
8104 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
8105 unsuffixed float constant, handle new warning.
8106 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
8107 * c-decl.c (c_scope): New flag float_const_decimal64.
8108 (set_float_const_decimal64, clear_float_const_decimal64,
8109 float_const_decimal64_p): New.
8110 (push_scope): Set new flag.
8111 * c-parser.c (c_parser_translation_unit): Mark when it's valid
8112 to use STDC pragmas.
8113 (c_parser_external_declaration): Ditto.
8114 (c_parser_compound_statement_nostart): Ditto.
8115 * c-pragma.c (valid_location_for_stdc_pragma,
8116 mark_valid_location_for_stdc_pragma,
8117 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
8118 handle_pragma_float_const_decimal64): New.
8119 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
8120 * cp/semantics.c (valid_location_for_stdc_pragma_p,
8121 set_float_const_decimal64, clear_float_const_decimal64,
8122 float_const_decimal64_p): New dummy functions.
8123 * doc/extend.texi (Decimal Float): Remove statement that the
8124 pragma, and suffix for double constants, are not supported.
8125 * doc/invoke.texi (Warning Options): List new option.
8126 (-Wunsuffixed-float-constants): New.
8128 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
8130 * config/i386/i386.c: Do not include c-common.h.
8132 2009-05-07 Mark Heffernan <meheff@google.com>
8134 * doc/invoke.texi (Debugging Options): Document change of debugging
8136 * opts.c (decode_options): Make dump_base_name relative to
8137 aux_base_name directory.
8139 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8141 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
8142 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
8144 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
8146 * Makefile.in (install-plugin): Simplify a bit.
8148 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
8150 * Makefile.in (OBJS-common): Add regcprop.o.
8152 * timevar.def (TV_CPROP_REGISTERS): New.
8153 * regrename.c (regrename_optimize): Return 0.
8154 (rest_of_handle_regrename): Delete.
8155 (pass_rename_registers): Point to regrename_optimize.
8156 (struct value_data_entry, struct value_data,
8157 kill_value_one_regno, kill_value_regno, kill_value,
8158 set_value_regno, init_value_data, kill_clobbered_value,
8159 kill_set_value, kill_autoinc_value, copy_value,
8160 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
8161 replace_oldest_value_reg, replace_oldest_value_addr,
8162 replace_oldest_value_mem, copyprop_hardreg_forward_1,
8163 debug_value_data, validate_value_data): Move...
8164 * regcprop.c: ... here.
8165 (rest_of_handle_cprop): Delete.
8166 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
8168 2009-05-07 Jakub Jelinek <jakub@redhat.com>
8171 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
8172 GEN_INT for 1 << bitnum.
8173 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
8176 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
8178 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
8179 Remove wrong description of "nand" operation.
8181 2009-05-06 Richard Guenther <rguenther@suse.de>
8182 Adam Nemet <anemet@caviumnetworks.com>
8184 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
8185 comment. Add that if LHS is not a gimple register, then RHS1 has
8186 to be a single object (GIMPLE_SINGLE_RHS).
8188 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
8190 * expr.c (get_def_for_expr): Move it up in the file.
8191 (store_field): When expanding a bit-field store, look at the
8192 defining gimple stmt for the masking conversion.
8194 2009-05-06 Janis Johnson <janis187@us.ibm.com>
8197 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
8198 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
8199 32-bit memcpy into long.
8201 2009-05-06 Jakub Jelinek <jakub@redhat.com>
8203 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
8204 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
8206 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
8207 instead of appending DW_OP_deref*.
8209 2009-05-06 Michael Matz <matz@suse.de>
8212 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
8213 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
8215 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
8217 * Makefile.in (install-plugin): Fix srcdir handling.
8219 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
8221 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
8222 when processing for not_regs_needed bitmap.
8223 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
8224 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
8225 handling it for rhs.
8227 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8229 * config/i386/i386.md (unnamed inc/dec peephole): Use
8230 optimize_insn_for_size_p instead of optimize_size.
8231 * config/i386/predicates.md (incdec_operand): Likewise.
8232 (aligned_operand): Likewise.
8233 * config/i386/sse.md (divv8sf3): Likewise.
8234 (sqrtv8sf2): Likewise.
8236 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8238 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
8240 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
8242 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8244 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
8245 ssemodesuffixf2c with avxmodesuffixf2c.
8247 2009-05-06 Joseph Myers <joseph@codesourcery.com>
8250 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
8252 2009-05-05 Jakub Jelinek <jakub@redhat.com>
8254 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
8255 (struct tree_base): Adjust spacing for 8 bit boundaries.
8256 (struct tree_decl_common): Add decl_by_reference_flag bit.
8257 (DECL_BY_REFERENCE): Adjust.
8258 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
8259 print DECL_BY_REFERENCE bit.
8260 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
8261 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
8262 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
8263 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
8267 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
8268 range of the type, but default label is missing, add it with one
8269 of the existing labels instead of adding a new label for it.
8271 2009-05-05 Joseph Myers <joseph@codesourcery.com>
8275 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
8277 * Makefile.in (enable_plugin, plugin_includedir): New.
8278 (install): Depend on install-plugin.
8279 (PLUGIN_HEADERS): New.
8280 (install-plugin): New.
8281 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
8283 2009-05-05 Richard Guenther <rguenther@suse.de>
8285 PR tree-optimization/40022
8286 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
8288 (phivn_valid_p): Fix tuplification error, simplify.
8289 (phiprop_insert_phi): Add dumps.
8290 (propagate_with_phi): Simplify.
8292 2009-05-05 Richard Guenther <rguenther@suse.de>
8295 * builtins.c (gimplify_va_arg_expr): Properly build the address.
8297 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
8299 * tree.h (strip_float_extensions): Remove duplicate declaration.
8300 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
8301 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
8302 block_ultimate_origin): Rearrange the declarations line to match the
8303 comment that indicates the .c file which the functions are defined.
8304 (dwarf2out_*, set_decl_rtl): Add comment.
8305 (get_base_address): Adjust comment.
8306 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
8307 declarations line and add comment.
8308 (is_builtin_name): Add blank after function name, for clarity.
8310 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8312 * attribs.c (decl_attributes): Use %qE for identifiers in
8314 * cgraphunit.c (verify_cgraph_node): Translate function names to
8315 locale character set in diagnostics.
8316 * coverage.c (get_coverage_counts): Use %qE for identifiers in
8318 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
8319 Document that functions are named in UTF-8.
8320 * expr.c (expand_expr_real_1): Translate function names to locale
8321 character set in diagnostics.
8322 * gimplify.c (omp_notice_variable, omp_is_private,
8323 gimplify_scan_omp_clauses): Use %qE for identifiers in
8325 * langhooks.c (lhd_print_error_function): Translate function names
8326 to locale character set.
8327 * langhooks.h (decl_printable_name): Document that return value is
8328 in internal character set.
8329 * stmt.c: Include pretty-print.h
8330 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
8332 (resolve_operand_name_1): Translate named operand name to locale
8334 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
8336 * toplev.c (announce_function): Translate function names to locale
8338 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
8339 (default_tree_printer): Use pp_identifier or translate identifiers
8340 to locale character set. Mark "<anonymous>" for translation.
8341 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
8342 for identifiers in diagnostics.
8343 * tree.c (handle_dll_attribute): Use %qE for identifiers in
8345 * varasm.c (output_constructor): Use %qE for identifiers in
8348 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
8350 * configure.ac: use ` ` instead of $()
8351 * configure: Regenerate.
8353 2009-05-05 Ben Elliston <bje@au.ibm.com>
8355 * config/pa/linux-atomic.c: Eliminate conditional include of
8356 errno.h on non-LP64 systems to simplify build requirements.
8358 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8360 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
8362 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
8363 and pass value to identifier_to_locale.
8364 (warn_variable_length_array): Make name a tree.
8365 (grokdeclarator): Separate diagnostic texts for named and unnamed
8366 declarators. Use %qE for named declarators.
8367 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
8369 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
8370 identifiers in diagnostics.
8371 * c-typeck.c (push_member_name, start_init): Pass identifiers to
8372 identifier_to_locale. Mark "anonymous" strings for translation.
8374 2009-05-04 Michael Eager <eager@eagercon.com>
8376 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
8377 address for DImode/DFmode only if double-precision FP regs.
8379 2009-05-04 Michael Eager <eager@eagercon.com>
8381 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
8382 TARGET_SINGLE_FLOAT check.
8384 2009-05-04 Michael Eager <eager@eagercon.com>
8386 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
8388 2009-05-04 Michael Eager <eager@eagercon.com>
8390 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
8391 * config/rs6000/t-xilinx: New
8393 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
8395 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
8396 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
8397 * gcc/explow.c (memory_address): Use target hook.
8398 * gcc/targhooks.c (default_legitimize_address): New.
8399 * gcc/targhooks.h (default_legitimize_address): New.
8400 * gcc/target.h (legitimize_address): New.
8401 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
8402 (TARGET_INITIALIZER): Include it.
8403 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
8405 * config/bfin/bfin-protos.h (legitimize_address): Remove.
8406 * config/bfin/bfin.c (legitimize_address): Remove.
8407 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
8408 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
8410 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
8411 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
8413 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
8414 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
8415 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
8416 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
8417 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
8418 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
8419 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
8420 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
8421 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
8422 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
8423 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
8424 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
8425 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
8426 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
8427 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
8428 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
8429 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
8430 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
8431 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
8432 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
8433 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
8434 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
8435 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
8437 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
8438 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
8439 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
8440 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
8441 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
8442 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
8443 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
8444 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
8445 (thumb_legitimize_address): Delete.
8446 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
8447 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
8448 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
8449 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
8450 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
8451 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
8453 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
8456 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
8457 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
8458 * config/m32r/m32r.c (m32r_legitimize_address): New.
8459 * config/m68k/m68k.c (m68k_legitimize_address): New.
8460 * config/score/score.c (score_legitimize_address): Standardize.
8461 * config/score/score3.c (score3_legitimize_address): Standardize.
8462 * config/score/score3.h (score3_legitimize_address): Adjust.
8463 * config/score/score7.c (score7_legitimize_address): Standardize.
8464 * config/score/score7.h (score7_legitimize_address): Adjust.
8465 * config/sh/sh.c (sh_legitimize_address): New.
8466 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
8468 * gcc/config/s390/s390.c (legitimize_address): Rename to...
8469 (s390_legitimize_address): ... this.
8470 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
8471 (sparc_legitimize_address): ... this.
8472 * gcc/config/i386/i386.c (legitimize_address): Rename to...
8473 (ix86_legitimize_address): ... this.
8474 * gcc/config/avr/avr.c (legitimize_address): Rename to...
8475 (avr_legitimize_address): ... this.
8476 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
8477 (mn10300_legitimize_address): ... this.
8478 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
8479 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
8480 (alpha_expand_mov): Adjust call.
8482 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
8483 * config/spu/spu.c (spu_legitimize_address): Likewise.
8484 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
8485 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
8487 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8489 * intl.c (locale_encoding, locale_utf8): New.
8490 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
8491 * intl.h (locale_encoding, locale_utf8): Declare.
8492 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
8493 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
8495 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
8497 (pp_tree_identifier): Define to call pp_base_tree_identifier.
8498 (pp_base_tree_identifier): Declare as function.
8499 (identifier_to_locale): Declare.
8500 * Makefile.in (pretty-print.o): Update dependencies.
8501 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
8503 2009-05-04 Richard Guenther <rguenther@suse.de>
8506 * builtins.c (fold_builtin_memory_op): Do not decay to element
8507 type if the size matches the whole array.
8509 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8511 * expmed.c (synth_mult): When trying out a shift, pass the result
8514 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8516 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
8517 (shiftsub1_cost): New.
8518 (init_expmed): Compute shiftsub1_cost.
8519 (synth_mult): Optimize multiplications by constants of the form
8520 -(2^^m-1) for some constant positive integer m.
8522 2009-05-03 Richard Guenther <rguenther@suse.de>
8525 * c-typeck.c (array_to_pointer_conversion): Do not built
8526 ADDR_EXPRs of arrays of pointer-to-element type.
8527 * c-gimplify.c (c_gimplify_expr): Revert change fixing
8528 up wrong ADDR_EXPRs after-the-fact.
8529 * c-common.c (strict_aliasing_warning): Strip pointer
8530 conversions for obtaining the original type.
8531 * builtins.c (fold_builtin_memset): Handle array types.
8532 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
8535 2009-05-03 Richard Guenther <rguenther@suse.de>
8538 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
8539 Do not lose casts from array types with unknown extent to array
8540 types with known extent.
8541 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
8542 alias set compatibility.
8544 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
8546 * flags.h (extra_warnings): Delete.
8547 * toplev.c (process_options): Handle Wuninitialized here.
8548 * opts.c (extra_warnings): Delete.
8549 (set_Wextra): Delete.
8550 (common_handle_option): -Wextra can be handled automatically.
8551 * c-opts.c (c_common_handle_option): Delete obsolete code.
8552 (c_common_post_options): Simplify comment.
8553 * common.opt (W): Add Var.
8555 (Wuninitialized): Initialize to -1.
8557 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
8558 Richard Guenther <rguenther@suse.de>
8560 * expr.c (get_def_for_expr): New function.
8561 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
8562 SSA rather than trees.
8563 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
8564 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
8566 2009-05-03 Joseph Myers <joseph@codesourcery.com>
8568 * c-common.c (reswords): Add _Imaginary.
8569 * c-common.c (enum rid): Add RID_IMAGINARY.
8571 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
8573 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
8574 Patch by Richard Guenther.
8576 2009-05-03 Anatoly Sokolov <aesok@post.ru>
8578 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
8579 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8580 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
8581 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
8582 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
8583 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
8584 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
8585 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
8586 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
8587 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
8588 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
8589 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
8590 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
8591 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
8592 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
8593 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
8594 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
8595 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
8597 2009-05-02 Richard Guenther <rguenther@suse.de>
8599 PR tree-optimization/39940
8600 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
8603 2009-05-02 Richard Guenther <rguenther@suse.de>
8606 * tree-ssa.c (execute_update_addresses_taken): Properly check
8607 if we can mark a variable DECL_GIMPLE_REG_P.
8608 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
8609 back to the end of the function.
8610 (is_gimple_reg_type): Remove complex type special casing.
8611 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
8614 2009-05-02 Ben Elliston <bje@au.ibm.com>
8616 * doc/collect2.texi (Collect2): Document search path behaviour
8617 when configured with --with-ld.
8619 2009-05-02 Jan Hubicka <jh@suse.cz>
8621 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
8622 parameter; update callers.
8623 (coalesce_cost_edge): EH edges are costier because they needs
8624 splitting even if not critical and even more costier when there are
8625 multiple EH predecestors.
8627 2009-05-02 Jan Hubicka <jh@suse.cz>
8629 * except.c (remove_eh_handler_and_replace): Handle updating after
8630 removing TRY blocks.
8632 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
8634 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
8636 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
8638 * varasm.c: Do not include c-pragma.h.
8639 * attribs.c: Do not incude c-common.h.
8641 2009-05-01 Michael Matz <matz@suse.de>
8643 * calls.c (initialize_argument_information): Handle SSA names like
8644 decls with a non MEM_P DECL_RTL.
8646 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
8648 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
8649 * ipa-utils.c: Likewise.
8650 * ipa-type-escape.c: Likewise.
8651 * cgraphunit.c Do not include c-common.h.
8652 * ipa-pure-const.c: Likewise.
8653 * tree-if-conv.c: Likewise.
8654 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
8655 * ipa-struct-reorg.c: Likewise.
8656 * tree-nomudflap.c: Likewise.
8657 * tree-ssa-structalias.c: Likewise.
8659 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
8661 * store-motion.c: Many cleanups to make this pass a first-class
8662 citizen instead of an appendix to gcse load motion. Add TODO list
8663 to make this pass faster/cleaner/better.
8665 (struct ls_expr): Post gcse.c-split cleanups.
8666 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
8667 "stores" field to "avail_stores".
8668 (pre_ldst_mems): Rename to store_motion_mems.
8669 (pre_ldst_table): Rename to store_motion_mems_table.
8670 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
8671 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
8672 (ldst_entry): Rename to st_expr_entry, update users.
8673 (free_ldst_entry): Rename to free_st_expr_entry, update users.
8674 (free_ldst_mems): Rename to free_store_motion_mems, update users.
8675 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
8677 (first_ls_expr): Rename to first_st_expr, update users.
8678 (next_ls_expr): Rename to next_st_expr, update users.
8679 (print_ldst_list): Rename to print_store_motion_mems. Print names of
8680 fields properly for store motion instead of names inherited from load
8682 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
8683 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
8686 (ae_kill): Rename to st_kill, update users.
8687 (ae_gen): Rename to st_avloc, update users.
8688 (transp): Rename to st_transp, update users.
8689 (pre_insert_map): Rename to st_insert_map, update users.
8690 (pre_delete_map): Rename to st_delete_map, update users.
8691 (insert_store, build_store_vectors, free_store_memory,
8692 one_store_motion_pass): Update for abovementioned changes.
8694 (gcse_subst_count, gcse_create_count): Remove.
8695 (one_store_motion_pass): New statistics counters "n_stores_deleted"
8696 and "n_stores_created", local variables.
8698 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
8701 (regvec, compute_store_table_current_insn): Remove.
8702 (reg_set_info, reg_clear_last_set): Remove.
8703 (compute_store_table): Use DF caches instead of local dataflow
8706 2009-05-01 Joseph Myers <joseph@codesourcery.com>
8708 * c-objc-common.c (c_tree_printer): Print identifiers with
8709 pp_identifier, not pp_string. Mark "({anonymous})" for
8711 * c-pretty-print.c (pp_c_ws_string): New.
8712 (pp_c_cv_qualifier, pp_c_type_specifier,
8713 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
8714 pp_c_storage_class_specifier, pp_c_function_specifier,
8715 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
8716 pp_c_primary_expression, pp_c_postfix_expression,
8717 pp_c_unary_expression, pp_c_shift_expression,
8718 pp_c_relational_expression, pp_c_equality_expression,
8719 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
8720 use pp_string and pp_c_ws_string in place of pp_identifier and
8721 pp_c_identifier for non-identifiers. Mark English strings for
8723 * c-pretty-print.h (pp_c_ws_string): Declare.
8725 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
8726 Roland McGrath <roland@redhat.com>
8728 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
8729 (ENABLE_LD_BUILDID): New configuration option.
8730 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
8731 (LINK_BUILDID_SPEC): New macro.
8732 (init_spec): If defined, prepend it between LINK_EH_SPEC and
8734 * doc/install.texi: Document --enable-linker-build-id option.
8735 * configure: Rebuild.
8736 * config.in: Rebuild.
8738 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
8740 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
8741 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
8742 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
8743 MIPS_GP_SAVE_AREA_SIZE.
8744 * config/mips/mips.c (struct mips_frame_info): Update comment
8745 before arg_pointer_offset and hard_frame_pointer_offset.
8746 (mips_compute_frame_info): Update diagram before function: to
8747 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
8748 indicate the position of frame_pointer_rtx with -fstack-protector and
8749 to show args_size. Don't allocate cprestore area for leaf functions
8750 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
8752 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
8754 2009-04-30 Michael Matz <matz@suse.de>
8756 PR tree-optimization/39955
8757 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
8759 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
8761 * ira.c (setup_cover_and_important_classes): Use safe macro
8762 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
8764 * genpreds.c (write_tm_preds_h): Output suitable definition of
8765 REG_CLASS_FOR_CONSTRAINT.
8767 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
8769 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
8771 * bitmap.c (bitmap_descriptor): Likewise.
8772 * ggc-common.c (loc_descriptor): Likewise.
8773 * varray.c (varray_descriptor): Likewise.
8774 * vec.c (vec_descriptor): Likewise.
8776 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
8778 * Makefile.in (dce.o): Add $(EXCEPT_H).
8779 * dce.c: Include except.h and delete redundant vector definitions.
8780 (deletable_insn_p): Return false for non-call insns that can throw
8783 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
8785 * gcse.c (ae_gen): Remove.
8786 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
8787 and make non-static function to make it available in store-motion.c.
8788 Update call sites with search-and-replace.
8789 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
8790 extract_mentioned_regs, extract_mentioned_regs_helper,
8791 find_moveable_store, compute_store_table, load_kills_store, find_loads,
8792 store_killed_in_insn, store_killed_after, store_killed_before,
8793 build_store_vectors, insert_insn_start_basic_block, insert-store,
8794 remove_reachable_equiv_notes, replace_store_insn, delete_store,
8795 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
8796 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
8797 * store-motion.c: ...new file. Also copy data structures from gcse.c
8798 and clean up to remove parts not used by store motion.
8799 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
8800 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
8802 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8805 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
8806 when optimizing for size.
8808 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
8810 * gcse.c (gcse_constant_p): Fix typo in last change.
8812 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
8814 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
8816 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
8818 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
8820 2009-04-29 James E. Wilson <wilson@codesourcery.com>
8822 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
8823 CONST_HIGH_PART result.
8825 2009-04-29 Anatoly Sokolov <aesok@post.ru>
8827 * config/avr/avr.c (initial_elimination_offset): Rename to
8828 avr_initial_elimination_offset.
8829 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
8830 change return type to bool.
8831 (avr_can_eliminate): New function.
8832 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
8833 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
8834 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
8835 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
8836 avr_initial_elimination_offset.
8837 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
8838 (avr_initial_elimination_offset): Define.
8840 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
8841 Steven Bosscher <steven@gcc.gnu.org>
8843 PR rtl-optimization/39938
8844 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
8845 * cfgrtl.c: Include insn-attr.h.
8846 (rest_of_pass_free_cfg): New function.
8847 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
8848 * resource.c (init_resource_info): Remove call to df_analyze.
8850 2009-04-29 Richard Guenther <rguenther@suse.de>
8853 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
8854 allow conversion to signed integers.
8856 2009-04-29 Richard Guenther <rguenther@suse.de>
8858 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
8859 shifts of floating point vectors if the shift amount is
8860 a constant multiple of the element size.
8862 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
8863 Michael Matz <matz@suse.de>
8867 * tree-outof-ssa.c (emit_partition_copy): New function.
8868 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
8869 insert_part_to_rtx_on_edge): Perform the partition base var
8870 copy using emit_partition_copy.
8871 (insert_value_copy_on_edge): Convert constants to the right mode.
8872 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
8873 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
8875 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8877 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
8878 scan backwards to try to find a constant to initialize it.
8880 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
8881 insn before the loop_end instruction, don't look past labels.
8883 2009-04-29 Richard Guenther <rguenther@suse.de>
8886 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
8887 loose type conversions.
8888 (forward_propagate_addr_expr): Fix tuplification bug. Remove
8889 stmts only if there are no uses of its definition.
8891 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8893 * config/bfin/bfin.h (splitting_loops): Declare.
8894 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
8895 Reorder bit definitions to be ascending.
8896 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
8897 * config/bfin/bfin.c (splitting_loops): New variable.
8898 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
8899 (struct loop_info): Remove members INIT and LOOP_INIT.
8900 (bfin_optimize_loop): Don't set them. Reorder the code that generates
8901 the LSETUP sequence. Allow LC to be loaded from any register, but
8902 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
8903 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
8905 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
8906 of reload_completed.
8909 * config/bfin/bfin.md (movsi_insn): Refine constraints.
8911 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
8913 * Makefile.in (PLUGIN_VERSION_H): New.
8914 (OBJS-common): Remove plugin-version.o.
8915 (plugin.o): Depend on (PLUGIN_VERSION_H).
8916 (plugin-version.o): Remove.
8917 * configure: Regenerate
8918 * configure.ac: Create plugin-version.h.
8919 * gcc-plugin.h (plugin_gcc_version): Remove.
8920 (plugin_default_version_check): Change signature.
8921 * plugin-version.c: Remove.
8922 * plugin.c: Include plugin-version.h.
8923 (str_plugin_gcc_version_name): Remove.
8924 (try_init_one_plugin): Pass gcc version to plugin_init.
8925 (plugin_default_version_check): Both gcc and plugin versions are now
8928 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8930 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
8931 problematic last insns. Test for TYPE_CALL rather than CALL_P.
8932 Remove special case testing for last insn of inner loops. Don't fail
8933 if the loop ends with a jump, emit an extra nop instead.
8935 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
8936 DREGS rather than comparing directly. Remove code that tries to
8937 account for latencies.
8939 2009-04-29 Richard Guenther <rguenther@suse.de>
8941 PR tree-optimization/39941
8942 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
8943 eliminating an indirect call.
8945 2009-04-29 Richard Guenther <rguenther@suse.de>
8947 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
8948 parameter. Allow invariants as base if !require_lvalue.
8949 (verify_gimple_assign_single): Adjust.
8951 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8953 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
8954 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
8955 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
8956 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
8957 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
8959 * config/bfin/bfin.c (bfin_expand_builtin,
8960 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
8962 2009-04-28 Richard Guenther <rguenther@suse.de>
8964 * tree-vect-loop.c (get_initial_def_for_induction): Use
8965 correct types for pointer increment.
8967 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8969 * toplev.c (print_version): Update GMP version string calculation.
8971 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
8973 PR rtl-optimization/39938
8974 * resource.c (init_resource_info): Add call to df_analyze.
8976 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8978 * config/alpha/alpha.md (usegp): Cast the result of
8979 alpha_find_lo_sum_using_gp to enum attr_usegp.
8980 * config/alpha/alpha.c (override_options): Remove end-of-structure
8981 marker element from cpu_table. Use array size of cpu_table to handle
8982 -mcpu and -mtune options.
8983 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
8985 2009-04-28 Joseph Myers <joseph@codesourcery.com>
8987 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
8988 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
8989 tune_32 and tune_64.
8990 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
8992 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
8993 * config/rs6000/option-defaults.h: ... here. New file.
8994 (OPT_64, OPT_32): Define.
8995 (MASK_64BIT): Define to 0 if not already defined.
8996 (OPT_ARCH64, OPT_ARCH32): Define.
8997 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
9000 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9002 * config/arm/arm.c (arm_override_options): Emit error on using
9005 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9007 PR rtl-optimization/39914
9008 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9009 registers for allocnos created from user-defined variables only
9010 when not optimizing.
9012 2009-04-28 Richard Guenther <rguenther@suse.de>
9015 * fold-const.c (fold_binary): Use distribute_real_division only
9018 2009-04-28 Steve Ellcey <sje@cup.hp.com>
9020 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
9021 add hpux-stdint.h to tm_file.
9022 (hppa[12]*-*-hpux11*): Ditto.
9023 (ia64*-*-hpux*): Ditto.
9024 * config/hpux-stdint.h: New.
9025 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
9026 __STDC_EXT__ for all compiles.
9027 * config/pa/pa-hpux.h: Ditto.
9028 * config/pa/pa-hpux10.h: Ditto.
9029 * config/pa/pa-hpux11.h: Ditto.
9031 2009-04-28 Catherine Moore <clm@codesourcery.com>
9033 * debug.h (set_name): Add comment.
9035 2009-04-28 Andrew Pinski <pinskia@gmail.com>
9038 * config/darwin.c (machopic_gen_offset): Check
9039 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
9040 * config/arm/arm.c (require_pic_register): Likewise.
9042 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
9044 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
9045 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
9046 m32c_promote_prototypes): Delete.
9048 2009-04-28 Michael Matz <matz@suse.de>
9051 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
9054 2009-04-28 Richard Guenther <rguenther@suse.de>
9056 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
9058 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9060 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
9061 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
9062 * config/arm/arm-tune.md: Regenerate.
9064 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
9066 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
9067 block if there are complex incoming edges.
9068 (sel_merge_blocks): Remove useless assert.
9069 (sel_redirect_edge_and_branch): Check that edge was redirected.
9070 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
9071 (sel_find_rgns): Delete declaration.
9072 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
9073 the region when it is not a preheader.
9075 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9078 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
9080 2009-04-28 Richard Guenther <rguenther@suse.de>
9082 * tree.h (SSA_NAME_VALUE): Remove.
9083 (struct tree_ssa_name): Remove value_handle member.
9084 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
9085 array for jump threading.
9086 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
9088 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
9089 * tree-flow.h (threadedge_initialize_values): Declare.
9090 (threadedge_finalize_values): Likewise.
9091 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
9092 (SSA_NAME_VALUE): Define.
9093 (threadedge_initialize_values): New function.
9094 (threadedge_finalize_values): Likewise.
9095 * tree-ssa-dom.c (ssa_name_values): New global variable.
9096 (SSA_NAME_VALUE): Define.
9097 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
9099 2009-04-28 Ira Rosen <irar@il.ibm.com>
9101 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
9102 Use REPORT_VECTORIZED_LOCATIONS instead
9103 REPORT_VECTORIZED_LOOPS.
9104 * tree-vectorizer.c (vect_verbosity_level): Make static.
9105 (vect_loop_location): Rename to vect_location.
9106 (vect_set_verbosity_level): Update comment.
9107 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
9109 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
9110 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
9111 instead REPORT_UNVECTORIZED_LOOPS.
9112 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
9113 and vect_loop_def to vect_external_def and vect_internal_def.
9114 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
9115 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
9116 REPORT_UNVECTORIZED_LOCATIONS.
9117 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
9118 and vect_used_in_loop and to vect_unused_in_scope and
9120 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
9121 (vect_verbosity_level): Remove declaration.
9122 (vect_analyze_operations): Likewise.
9123 (vect_analyze_stmt): Declare.
9124 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
9125 REPORT_UNVECTORIZED_LOCATIONS.
9126 (vect_get_loop_niters): Fix indentation.
9127 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
9128 (vect_analyze_loop_operations): New function.
9129 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
9130 vect_analyze_operations.
9131 (vect_is_simple_reduction): Use new names.
9132 (vectorizable_live_operation, vect_transform_loop): Likewise.
9133 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
9134 to specify whether the data references can be a part of interleaving
9136 (vect_analyze_data_ref_dependence): Use new names.
9137 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
9138 (vect_create_addr_base_for_vector_ref): Remove redundant code.
9139 * tree-vect-patterns.c (widened_name_p): Use new names.
9140 (vect_recog_dot_prod_pattern): Likewise.
9141 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
9142 (process_use, vect_mark_stmts_to_be_vectorized,
9143 vect_model_simple_cost, vect_model_store_cost,
9144 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
9145 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
9146 vectorizable_operation, vectorizable_type_demotion,
9147 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
9148 vectorizable_condition): Likewise.
9149 (vect_analyze_operations): Split into vect_analyze_loop_operations
9151 (vect_analyze_stmt): ... new function.
9152 (new_stmt_vec_info): Use new names.
9153 (vect_is_simple_use): Use new names and fix comment.
9154 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
9155 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
9157 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9160 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
9161 and integer modes for x87 operands. Do not ICE for unsupported size,
9162 generate error instead. Generate error for unsupported operand types.
9163 ['z']: Do not handle HImode memory operands specially. Warning
9164 for floating-point operands. Fallthru to 'Z' for unsupported operand
9165 types. Do not ICE for unsupported size, generate error instead.
9166 (output_387_binary_op): Use %Z to output operands.
9167 (output_fp_compare): Ditto.
9168 (output_387_reg_move): Ditto.
9170 2009-04-28 Ben Elliston <bje@au.ibm.com>
9175 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9177 * builtins.c (c_strlen): Do not warn here.
9178 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
9179 * c-common.c (pointer_int_sum): Take an explicit location.
9180 Warn about offsets out of bounds.
9181 * c-common.h (pointer_int_sum): Adjust declaration.
9183 2009-04-27 Ian Lance Taylor <iant@google.com>
9185 * collect2.c (is_ctor_dtor): Change type of ret field in struct
9187 * dce.c (run_fast_df_dce): Change type of old_flags to int.
9188 * df-core.c (df_set_flags): Change return type to int. Change
9189 type of old_flags to int.
9190 (df_clear_flags): Likewise.
9191 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
9192 (df_get_conditional_uses): Likewise.
9193 * df.h (df_set_flags, df_clear_flags): Update declarations.
9194 * dwarf2out.c (struct indirect_string_node): Change type of form
9195 field to enum dwarf_form.
9196 (AT_string_form): Change return type to enum dwarf_form.
9197 * fixed-value.c (fixed_compare): Add cast to enum type.
9198 * fwprop.c (update_df): Change 0 to VOIDmode.
9199 * gensupport.c: Change 0 to UNKNOWN.
9200 * gimple.h (gimple_cond_code): Add cast to enum type.
9201 * haifa-sched.c (reemit_notes): Add cast to enum type.
9202 * hooks.c (hook_int_void_no_regs): Remove function.
9203 * hooks.h (hook_int_void_no_regs): Remove declaration.
9204 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
9205 * predict.c (combine_predictions_for_insn): Add casts to enum type.
9206 * real.c (real_arithmetic): Add cast to enum type.
9207 (real_compare): Likewise.
9208 * target.h (struct gcc_target): Change return type of
9209 branch_target_register_class to enum reg_class.
9210 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
9211 default_branch_target_register_class.
9212 * targhooks.c (default_branch_target_register_class): New function.
9213 * targhooks.h (default_branch_target_register_class): Declare.
9214 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
9215 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
9217 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
9219 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
9220 vect_uninitialized_def. Change 0 to ERROR_MARK.
9221 * tree-vect-stmts.c (supportable_widening_operation): Don't
9222 initialize icode1 and icode2.
9223 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
9224 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
9226 (cmn_err_flag_specs): Change 0 to STD_C89.
9227 (cmn_err_char_table): Likewise.
9228 * config/arm/arm.c (get_arm_condition_code): Change type of code
9229 to enum arm_cond_code.
9230 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
9231 (IWMMXT_BUILTIN2): Likewise.
9232 (neon_builtin_type_bits): Don't define typedef.
9233 (neon_builtin_datum): Change type of bits field to int.
9234 (arm_expand_neon_args): Add cast to enum type.
9235 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
9237 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
9239 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
9241 * config/mips/mips.md (jal_macro): Return enum constant.
9242 (single_insn): Likewise.
9243 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
9245 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9247 * config/s390/s390.c (s390_tune_flags): Change type to int.
9248 (s390_arch_flags): Likewise.
9249 (s390_handle_arch_option): Change flags field of struct pta to int.
9250 * config/s390/s390.h (s390_tune_flags): Update declaration.
9251 (s390_arch_flags): Likewise.
9252 * config/sh/sh.c (prepare_move_operands): Compare
9253 tls_symbolic_operand result with enum constant.
9254 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
9255 (sh_expand_prologue): Add cast to enum type.
9256 (sh_expand_epilogue): Likewise.
9257 (tls_symbolic_operand): Change return type to enum tls_model.
9258 (fpscr_set_from_mem): Add cast to enum type.
9259 (legitimize_pic_address): Compare tls_symbolic_operand result with
9261 (sh_target_reg_class): Change return type to enum reg_class.
9262 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
9264 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
9265 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
9266 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
9267 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
9268 (delayed_branch, tls_call_delay): Likewise.
9269 (eligible_for_sibcall_delay): Likewise.
9270 (eligible_for_return_delay): Likewise.
9271 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
9272 (spu_expand_builtin_1): Likewise.
9274 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
9275 for all types of conversions.
9276 (output_init_element): Issue -Wc++-compat warning if needed when
9277 initializing a bitfield with enum type.
9278 * c-parser.c (c_parser_expression): Set original_type to
9279 original_type of right hand operand of comman operator.
9281 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9283 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
9285 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
9286 * doc/cpp.texi (Standard Predefined Macros)
9287 (Implementation-defined behavior): Likewise.
9288 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
9289 * doc/gimple.texi (GIMPLE Exception Handling)
9290 (@code{GIMPLE_ASSIGN}): Likewise.
9291 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
9292 * doc/invoke.texi (Warning Options, Optimize Options)
9293 (AVR Options, Darwin Options): Likewise.
9294 (Optimize Options): Reformulate -fwhole-program description.
9295 * doc/loop.texi (Lambda): Likewise.
9296 * doc/md.texi (Output Template, Define Constraints)
9297 (Standard Names, Insn Splitting): Likewise.
9298 * doc/options.texi (Option properties): Likewise.
9299 * doc/passes.texi (Tree-SSA passes): Likewise.
9300 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
9301 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
9302 (File Names and DBX): Likewise.
9303 * doc/trouble.texi (Incompatibilities): Likewise.
9305 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9307 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
9308 instruction is correct.
9310 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9312 Allow non-constant arguments to conversion intrinsics.
9313 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
9314 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
9315 * spu.c (print_operand): Handle 'v' and 'w'.
9316 (exp2_immediate_p, spu_gen_exp2): Define.
9317 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
9318 spu_convtf_1): Update parameter descriptions.
9319 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
9320 * constraints.md ('v', 'w'): New.
9321 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
9323 (i2f, I2F): New define_mode_attr.
9324 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
9325 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
9326 fixuns_truncv4sfv4si2): Update to use mode attribute.
9327 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
9328 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
9329 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
9330 patterns for combine.
9332 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
9334 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
9335 (cprop, hoist, pre, store_motion): New debug counters.
9336 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
9337 is not an RTL pass anymore.
9338 (pass_profiling): Remove extern decl for pass removed in 2005.
9339 (pass_gcse, pass_jump_bypass): Remove.
9340 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
9341 to 0 for clean state.
9342 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
9343 * cse.c (gate_handle_cse_after_global_opts,
9344 rest_of_handle_cse_after_global_opts): New functions.
9345 (pass_cse_after_global_opts): New pass, does local CSE.
9346 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
9347 (TV_CPROP): New timevar.
9348 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
9349 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
9350 (gcse_main, recompute_all_luids): Remove.
9351 (compute_hash_table_work): Call max_reg_num instead of reading
9353 (cprop_jump): Don't set run_jump_opt_after_gcse.
9354 (constprop_register): Always allow to alter jumps.
9355 (cprop_insn): Likewise.
9356 (do_local_cprop): Likewise.
9357 (local_cprop_pass): Likewise. Return non-zero if something changed.
9358 (cprop): Remove function, fold interesting bits into one_cprop_pass.
9359 (find_implicit_sets): Add note about missed optimization opportunity.
9360 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
9361 pass_rtl_cprop execute function.
9362 Don't bother tracking the pass number, each pass gets its own dumpfile
9364 Always allow to alter jumpsand bypass jumps.
9365 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
9366 will just find no suitable set.
9367 (pre_edge_insert): Fix dumping, this function is for PRE only.
9368 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
9369 pass_rtl_pre execute function.
9370 (hoist_code): Return non-zero if something changed. Keep track of
9371 substitutions and insertions for statistics gathering similar to PRE.
9372 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
9373 called from the pass_rtl_hoist execute function. Show pass statistics.
9374 (compute_store_table): Use max_reg_num directly instead of using the
9375 formerly global max_gcse_regno.
9376 (build_store_vectors): Likewise.
9377 (replace_store_insn): Fix dumping.
9378 (store_motion): Rename to ...
9379 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
9380 pass, called from the pass_rtl_store_motion execute function. Keep
9381 track of substitutions and insertions for statistics gathering similar
9383 (bypass_jumps): Remove, fold interesting bits into ...
9384 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
9385 from the pass_rtl_cprop execute function.
9386 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
9387 pass_jump_bypass): Remove.
9388 (gate_handle_gcse, rest_of_handle_gcse): Remove.
9389 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
9390 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
9391 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
9392 (gate_rtl_store_motion, execute_rtl_store_motion,
9393 pass_rtl_store_motion): New.
9394 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
9395 make it clear that -fcse-skip-blocks is a no-op for backward compat.
9396 * passes.c (init_optimization_passes): Remove pass_gcse and
9397 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
9398 and cse_after_global_opts in place of pass_gcse. Schedule cprop
9399 instead of pass_jump_bypass.
9401 2009-04-27 Richard Guenther <rguenther@suse.de>
9404 * gimplify.c (gimplify_expr): If we are required to create
9405 a temporary make sure it ends up as register.
9407 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
9410 * config/i386/i386.c (construct_container): Don't call
9411 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
9412 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
9414 2009-04-27 Michael Matz <matz@suse.de>
9416 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
9417 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
9418 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
9419 (dump_replaceable_exprs): Take a bitmap.
9420 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
9422 (expand_gimple_basic_block): Likewise.
9423 * tree-ssa-ter.c (struct temp_expr_table_d): Make
9424 replaceable_expressions member a bitmap.
9425 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
9426 (mark_replaceable): Likewise.
9427 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
9428 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
9430 2009-04-27 Richard Guenther <rguenther@suse.de>
9432 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
9433 (verify_stmts): Dispatch to gimple/type verification code.
9434 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
9435 issue with call argument types.
9437 2009-04-27 Michael Matz <matz@suse.de>
9439 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
9440 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
9443 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
9444 Eric Botcazou <ebotcazou@adacore.com>
9446 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
9447 a label's basic block.
9448 (mark_target_live_regs): Tidy and rework obsolete comments.
9449 Change back DF problem to LIVE. If a label starts a basic block,
9450 assume that all registers that used to be live then still are.
9451 (init_resource_info): If a label starts a basic block, set its
9452 BLOCK_FOR_INSN accordingly.
9453 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
9455 2009-04-27 Richard Guenther <rguenther@suse.de>
9457 * tree-flow-inline.h (function_ann): Remove.
9458 (get_function_ann): Likewise.
9459 * tree-dfa.c (create_function_ann): Remove.
9460 * tree-flow.h (struct static_var_ann_d): Remove.
9461 (struct function_ann_d): Likewise.
9462 (union tree_ann_d): Remove fdecl member.
9463 (function_ann_t): Remove.
9464 (function_ann, get_function_ann, create_function_ann): Remove
9467 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
9469 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
9471 2009-04-27 Jan Hubicka <jh@suse.cz>
9473 * ipa-pure-const.c (struct funct_state_d): New fields
9474 state_previously_known, looping_previously_known; remove
9475 state_set_in_source.
9476 (analyze_function): Use new fields.
9477 (propagate): Avoid assumption that state_set_in_source imply
9480 * tree-ssa-loop-niter.c (finite_loop_p): New function.
9481 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
9482 * cfgloop.h (finite_loop_p): Declare.
9484 2009-04-26 Michael Matz <matz@suse.de>
9486 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
9488 2009-04-26 Michael Matz <matz@suse.de>
9490 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
9491 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
9492 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
9493 pass_mark_used_blocks): Remove.
9494 * tree-optimize.c (pass_free_datastructures,
9495 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
9496 * passes.c (init_optimization_passes): Don't call
9497 pass_mark_used_blocks, remove dead code.
9499 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
9501 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
9502 * tree-ssa-live.h (register_ssa_partition): Likewise.
9504 2009-04-26 Michael Matz <matz@suse.de>
9507 * builtins.c (fold_builtin_next_arg): Handle SSA names.
9508 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
9509 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
9511 (compare_pairs): Swap cost comparison.
9512 (coalesce_ssa_name): Don't use change_partition_var.
9513 * tree-nrv.c (struct nrv_data): Add modified member.
9514 (finalize_nrv_r): Set it.
9515 (tree_nrv): Use it to update statements.
9516 (pass_nrv): Require PROP_ssa.
9517 * tree-mudflap.c (mf_decl_cache_locals,
9518 mf_build_check_statement_for): Use make_rename_temp.
9519 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
9520 * alias.c (find_base_decl): Handle SSA names.
9521 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
9522 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
9523 * rtl.h (set_reg_attrs_for_parm): Declare.
9524 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
9525 to "optimized", remove unused locals at finish.
9526 (execute_free_datastructures): Make global, call
9527 delete_tree_cfg_annotations.
9528 (execute_free_cfg_annotations): Don't call
9529 delete_tree_cfg_annotations.
9531 * ssaexpand.h: New file.
9532 * expr.c (toplevel): Include ssaexpand.h.
9533 (expand_assignment): Handle SSA names the same as register variables.
9534 (expand_expr_real_1): Expand SSA names.
9535 * cfgexpand.c (toplevel): Include ssaexpand.h.
9536 (SA): New global variable.
9537 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
9538 (SSAVAR): New macro.
9539 (set_rtl): New helper function.
9540 (add_stack_var): Deal with SSA names, use set_rtl.
9541 (expand_one_stack_var_at): Likewise.
9542 (expand_one_stack_var): Deal with SSA names.
9543 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
9544 before unique numbers.
9545 (expand_stack_vars): Use set_rtl.
9546 (expand_one_var): Accept SSA names, add asserts for them, feed them
9547 to above subroutines.
9548 (expand_used_vars): Expand all partitions (without default defs),
9549 then only the local decls (ignoring those expanded already).
9550 (expand_gimple_cond): Remove edges when jumpif() expands an
9552 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
9553 or remove abnormal edges. Ignore insns setting the LHS of a TERed
9555 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
9556 members of SA; deal with PARM_DECL partitions here; expand
9557 all PHI nodes, free tree datastructures and SA. Commit instructions
9558 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
9559 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
9560 info and statements at start, collect garbage at finish.
9561 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
9562 (VAR_ANN_PARTITION) Remove.
9563 (change_partition_var): Don't declare.
9564 (partition_to_var): Always return SSA names.
9565 (var_to_partition): Only accept SSA names.
9566 (register_ssa_partition): Only check argument.
9567 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
9569 (delete_var_map): Don't free it.
9570 (var_union): Only accept SSA names, simplify.
9571 (partition_view_init): Mark only useful SSA names as used.
9572 (partition_view_fini): Only deal with SSA names.
9573 (change_partition_var): Remove.
9574 (dump_var_map): Use ssa_name instead of partition_to_var member.
9575 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
9577 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
9578 (struct _elim_graph): New member const_dests; nodes member vector of
9580 (set_location_for_edge): New static helper.
9581 (create_temp): Remove.
9582 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
9583 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
9584 (new_elim_graph): Allocate const_dests member.
9585 (clean_elim_graph): Truncate const_dests member.
9586 (delete_elim_graph): Free const_dests member.
9587 (elim_graph_size): Adapt to new type of nodes member.
9588 (elim_graph_add_node): Likewise.
9589 (eliminate_name): Likewise.
9590 (eliminate_build): Don't take basic block argument, deal only with
9591 partition numbers, not variables.
9592 (get_temp_reg): New static helper.
9593 (elim_create): Use it, deal with RTL temporaries instead of trees.
9594 (eliminate_phi): Adjust all calls to new signature.
9595 (assign_vars, replace_use_variable, replace_def_variable): Remove.
9596 (rewrite_trees): Only do checking.
9597 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
9598 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
9599 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
9600 contains_tree_r, MAX_STMTS_IN_LATCH,
9601 process_single_block_loop_latch, analyze_edges_for_bb,
9602 perform_edge_inserts): Remove.
9603 (expand_phi_nodes): New global function.
9604 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
9605 functions, initialize new parameter, remember partitions having a
9607 (finish_out_of_ssa): New global function.
9608 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
9609 don't reset in_ssa_p here, don't disable TER when mudflap.
9610 (pass_del_ssa): Remove.
9611 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
9613 (execute_free_datastructures): Declare.
9614 * Makefile.in (SSAEXPAND_H): New variable.
9615 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
9616 * basic-block.h (commit_one_edge_insertion): Declare.
9617 * passes.c (init_optimization_passes): Move pass_nrv and
9618 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
9619 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
9620 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
9621 (redirect_branch_edge): Deal with super block when expanding, split
9622 out jump patching itself into ...
9623 (patch_jump_insn): ... here, new static helper.
9625 2009-04-26 Michael Matz <matz@suse.de>
9627 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
9628 beyond num_ssa_names.
9629 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
9630 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
9632 2009-04-26 Jakub Jelinek <jakub@redhat.com>
9635 * fwprop.c (forward_propagate_asm): New function.
9636 (forward_propagate_and_simplify): Propagate also into __asm, if it
9637 doesn't increase the number of referenced registers.
9640 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
9642 2009-04-26 Jakub Jelinek <jakub@redhat.com>
9644 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
9645 note_nonlocal_vla_type for nonlocal VLAs.
9646 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
9647 contains_remapped_vars, remap_vla_decls): New functions.
9648 (convert_nonlocal_reference_stmt): If not optimizing, call
9649 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
9650 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
9651 if it wasn't found in var_map.
9652 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
9653 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
9654 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
9656 * gimplify.c (nonlocal_vlas): New variable.
9657 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
9659 (gimplify_body): Create and destroy nonlocal_vlas.
9661 * dwarf2out.c (loc_descr_plus_const): New function.
9662 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
9663 mem_loc_descriptor, loc_descriptor_from_tree_1,
9664 descr_info_loc, gen_variable_die): Use it.
9666 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
9667 !TREE_STATIC VAR_DECLs.
9668 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
9669 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
9670 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
9671 DECL_BY_REFERENCE is valid.
9672 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
9673 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
9674 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
9675 Copy DECL_BY_REFERENCE.
9676 (struct nesting_copy_body_data): New type.
9677 (nesting_copy_decl): New function.
9678 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
9679 if they have variable length.
9681 2009-04-26 Michael Matz <matz@suse.de>
9683 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
9684 mark new temporaries for renaming.
9686 2009-04-26 Joseph Myers <joseph@codesourcery.com>
9689 * c-decl.c (global_bindings_p): Return negative value.
9690 (c_variable_size): New. Based on variable_size from
9692 (grokdeclarator): Call c_variable_size not variable_size.
9694 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
9696 * config/i386/i386.c (print_operand) ['z']: Fix typo.
9698 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
9700 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
9701 Redefine it to just use mingw/include.
9702 (ASM_SPEC): Rules for -m32 and -m64.
9703 (LINK_SPEC): Use Likewise.
9704 (SPEC_32): New define.
9705 (SPEC_64): Likewise.
9706 (SUB_LINK_SPEC): Likewise.
9707 (MULTILIB_DEFAULTS): New define.
9708 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
9709 Add multilib options.
9710 (MULTILIB_DIRNAMES): Likewise.
9711 (MULTILIB_OSDIRNAMES): Likewise.
9713 (INSTALL_LIBGCC): Likewise.
9715 2009-04-26 Joseph Myers <joseph@codesourcery.com>
9718 * c-tree.h (enum c_inline_static_type): New.
9719 (record_inline_static): Declare.
9720 * c-decl.c (struct c_inline_static, c_inline_statics,
9721 record_inline_static, check_inline_statics): New.
9722 (pop_file_scope): Call check_inline_statics.
9723 (start_decl): Call record_inline_static instead of pedwarning
9724 directly for static in inline function.
9725 * c-typeck.c (build_external_ref): Call record_inline_static
9726 instead of pedwarning directly for static referenced in inline
9729 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
9731 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
9732 not new but only being rescanned.
9733 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
9734 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
9735 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
9736 record_set_info, compute_set, grealloc): Remove.
9737 (recompute_all_luids): New function.
9738 (gcse_main): Don't compute sets, and don't do related memory
9739 allocations/free-ing. If something changed before the end of the
9740 pass, update LUIDs using recompute_all_luids.
9741 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
9742 (free_gcse_mem): Don't free it either.
9743 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
9744 Use the df insn LUIDs.
9745 (load_killed_in_block): Likewise.
9746 (compute_hash_table_work): Don't compute reg_set_in_block.
9747 (compute_transp): Use DF_REG_DEF_CHAINs.
9748 (local_cprop_pass): Don't use compute_sets and related functions.
9749 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
9750 Use get_max_uid() instead of max_cuid.
9751 (insert_insn_end_basic_block, pre_insert_copy_insn,
9752 update_ld_motion_stores): Don't try to
9753 keep reg_set tables up to date.
9754 (pre_insert_copies): Use df insn LUIDs.
9755 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
9756 (reg_set_info): Don't use extra bitmap argument.
9757 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
9758 information to compute regs_set_in_block.
9759 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
9760 (bypass_jumps): Don't use compute_sets and friends.
9762 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9765 * opts.c (undocumented_msg): Do not leave blank even with
9768 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9770 * c-decl.c (build_enumerator): Allow values folding to integer
9771 constants but not integer constant expressions with a pedwarn if
9774 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9777 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
9778 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
9779 type is an integer constant.
9781 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
9784 * config/i386/i386.c (print_operand) ['z']: Revert handling of
9787 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9790 * c-decl.c (grokdeclarator): Diagnose declarations of functions
9791 with variably modified return type and no storage class
9792 specifiers, except for the case of nested functions. Distinguish
9793 extern declarations of functions with variably modified return
9794 types from those of objects with variably modified types.
9796 2009-04-25 Jan Hubicka <jh@suse.cz>
9798 * tree.c (list_equal_p): New function.
9799 * tree.h (list_equal_p): Declare.
9800 * coretypes.h (edge_def, edge, const_edge, basic_block_def
9801 basic_block_def, basic_block, const_basic_block): New.
9802 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
9803 (redirect_eh_edge): New function.
9804 (make_eh_edge_update_phi): EH edges are not abnormal.
9805 * except.c: Include tree-flow.h.
9806 (list_match): New function.
9807 (eh_region_replaceable_by_p): New function.
9808 (replace_region): New function.
9809 (hash_type_list): New function.
9810 (hash_eh_region): New function.
9811 (eh_regions_equal_p): New function.
9812 (merge_peers): New function.
9813 (remove_unreachable_regions): Verify EH tree when checking;
9815 (copy_eh_region_1): New function.
9816 (copy_eh_region): New function.
9817 (push_reachable_handler): New function.
9818 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
9819 regions without label but with live RESX.
9820 * except.h (redirect_eh_edge_to_label): New.
9821 * tree-flow.h (redirect_eh_edge): New.
9822 * coretypes.h (edge_def, edge, const_edge, basic_block_def
9823 basic_block_def, basic_block, const_basic_block): Remove.
9824 * Makefile.in (except.o): Add dependency on tree-flow.h
9825 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
9826 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
9829 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
9832 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
9833 on the destination of memcpy.
9835 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
9837 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
9838 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
9839 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
9841 2009-04-25 Jan Hubicka <jh@suse.cz>
9843 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
9844 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
9845 to be reached by different label than left.
9846 (update_eh_edges): Update comment; remove edge_to_remove if possible
9847 and return true if suceeded.
9848 (cleanup_empty_eh): Accept sharing map; handle shared regions.
9849 (cleanup_eh): Compute sharing map.
9850 * except.c (remove_eh_handler_and_replace): Add argument if we should
9852 (remove_unreachable_regions): Update for label sharing.
9853 (label_to_region_map): Likewise.
9854 (get_next_region_sharing_label): New function.
9855 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
9857 (remove_eh_handler): Update.
9858 (remove_eh_region_and_replace_by_outer_of): New function.
9859 * except.h (struct eh_region): Add next_region_sharing_label.
9860 (remove_eh_region_and_replace_by_outer_of,
9861 get_next_region_sharing_label): Declare.
9862 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
9864 2009-04-25 Jan Hubicka <jh@suse.cz>
9866 * tree-cfg.c (split_critical_edges): Split also edges where we can't
9867 insert code even if they are not critical.
9869 2009-04-25 Jan Hubicka <jh@suse.cz>
9871 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
9872 (gimple_can_remove_branch_p): EH edges won't remove branch by
9874 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
9875 updating of non-abnormal EH edges.
9876 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
9877 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
9878 (split_critical_edges): Split also edges where emitting code on them
9879 will lead to splitting later.
9881 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
9882 H.J. Lu <hongjiu.lu@intel.com>
9885 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
9886 the configured assembler supports fildq and fistpq mnemonics.
9887 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
9888 * configure: Regenerated.
9891 * config/i386/i386.c (print_operand): Handle 'Z'.
9892 ['z']: Remove handling of special fild/fist suffixes.
9893 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
9894 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
9895 suffix of fild insn.
9896 (*floatsi<mode>2_vector_mixed): Ditto.
9897 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
9898 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
9899 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
9900 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
9901 * config/i386/gas.h (GAS_MNEMONICS): Remove.
9903 2009-04-25 Ben Elliston <bje@au.ibm.com>
9905 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
9906 the source of a set operation.
9908 2009-04-25 Anatoly Sokolov <aesok@post.ru>
9910 * target.h (struct gcc_target): Add case_values_threshold field.
9911 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
9912 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
9913 * targhooks.c (default_case_values_threshold): New function.
9914 * targhooks.h (default_case_values_threshold): Declare function.
9915 * stmt.c (expand_case): Use case_values_threshold target hook.
9916 * expr.h (case_values_threshold): Remove declartation.
9917 * expr.c (case_values_threshold): Remove function.
9918 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
9920 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
9921 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
9922 (avr_case_values_threshold): Declare as static.
9923 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
9925 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
9926 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
9927 (mn10300_case_values_threshold): New function.
9929 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
9931 * ira.c (setup_cover_and_important_classes): Add enum cast.
9933 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
9935 * genpreds.c (write_enum_constraint_num): Output definition of
9936 CONSTRAINT_NUM_DEFINED_P macro.
9937 * ira.c (setup_cover_and_important_classes): Use
9938 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
9940 2009-04-24 DJ Delorie <dj@redhat.com>
9942 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
9943 __SH2A_SINGLE_ONLY__ also.
9945 2009-04-24 Steve Ellcey <sje@cup.hp.com>
9947 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
9948 (movdf_internal): Ditto.
9949 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
9950 SFmode and DFmode constants.
9951 (ia64_print_operand): Add 'G' format for printing
9952 floating point constants.
9954 2009-04-24 Richard Guenther <rguenther@suse.de>
9956 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
9957 from unsigned additions.
9959 2009-04-24 Joseph Myers <joseph@codesourcery.com>
9961 * c-typeck.c (set_init_index): Allow array designators that are
9962 not integer constant expressions with a pedwarn if pedantic.
9964 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
9966 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
9967 zero if no overlap in nonzero bits between the operands.
9969 2009-04-24 Ian Lance Taylor <iant@google.com>
9971 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
9972 (record_dead_and_set_regs): Likewise.
9973 * df.h (struct df_mw_hardreg): Change flags field to int.
9974 (struct df_base_ref): Likewise.
9975 (struct df): Change changeable_flags field to int.
9976 * df-scan.c (df_defs_record): Change clobber_flags to int.
9977 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
9978 constants rather than #define macros.
9979 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
9980 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
9981 (enum dwarf_calling_convention): Likewise.
9982 (enum dwarf_line_number_x_ops): Likewise.
9983 (enum dwarf_call_frame_info): Likewise.
9984 (enum dwarf_source_language): Likewise.
9985 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
9986 (add_calling_convention_attribute): Likewise.
9987 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
9988 (combine_comparisons): Change compcode to int. Add cast to enum type.
9989 * genrecog.c (maybe_both_true_2): Change c to int.
9990 (write_switch): Likewise. Add cast to enum type.
9991 * gimplify.c (gimplify_omp_for): Handle return values from
9992 gimplify_expr using MIN rather than bitwise or.
9993 (gimplify_expr): Add cast to enum type.
9994 * ipa-prop.c (update_jump_functions_after_inlining): Change
9995 IPA_BOTTOM to IPA_JF_UNKNOWN.
9996 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
9997 Add casts to enum type.
9998 (setup_cover_and_important_classes): Change cl to int. Add casts
10000 (setup_class_translate): Change cl and mode to int.
10001 (ira_init_once): Change mode to int.
10002 (free_register_move_costs): Likewise.
10003 (setup_prohibited_mode_move_regs): Add casts to enum type.
10004 * langhooks.c (add_builtin_function_common): Rework assertion that
10005 value fits bitfield.
10006 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
10007 * omega.c (omega_do_elimination): Avoid math on enum types.
10008 * optabs.c (expand_vec_shift_expr): Remove casts to int.
10009 * opts.c (set_debug_level): Change 2 to enum constant. Use new
10010 int local to handle integral_argment value.
10011 * regmove.c (try_auto_increment): Change PUT_MODE to
10013 * reload.c (push_secondary_reload): Add casts to enum type.
10014 (secondary_reload_class, find_valid_class): Likewise.
10015 * reload1.c (emit_input_reload_insns): Likewise.
10016 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
10017 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
10018 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
10020 * tree.c (build_common_builtin_nodes): Add casts to enum type.
10021 * tree-complex.c (complex_lattice_t): Typedef to int rather than
10023 (expand_complex_libcall): Add casts to enum type.
10024 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
10025 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
10026 with ERROR_MARK, not NUM_TREE_CODES.
10027 (vect_create_epilog_for_reduction): Likewise.
10028 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
10029 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
10030 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
10032 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
10033 vect_unused_in_loop. Change 0 to loop_vect.
10034 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
10035 * var-tracking.c (get_init_value): Change return type to enum
10037 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
10038 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
10040 (arm_override_options): Add casts to enum type.
10041 (arm_emit_tls_decoration): Likewise.
10042 * config/i386/i386.c (ix86_function_specific_restore): Add casts
10044 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
10045 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
10046 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
10048 * config/s390/s390.c (code_for_builtin_64): Change to array of
10050 (code_for_builtin_31): Likewise.
10051 (s390_expand_builtin): Change code_for_builtin to enum insn_code
10053 * config/sparc/sparc.c (sparc_override_options): Change value
10054 field in struct code_model to enum cmodel. In initializer change
10055 0 to NULL and add cast to enum type.
10057 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
10058 Change all callers. Issue a -Wc++-compat warning using
10059 lhs_origtype if necessary.
10060 (convert_for_assignment): Issue -Wc++-compat warnings about
10061 invalid conversions to enum type on assignment.
10062 * c-common.h (build_modify_expr): Update declaration.
10064 2009-04-24 Nick Clifton <nickc@redhat.com>
10066 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
10067 (function_arg_advance): Likewise.
10068 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
10071 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10073 * config/s390/constraints.md ('I', 'J'): Fix condition.
10075 2009-04-24 Diego Novillo <dnovillo@google.com>
10077 * gengtype-parse.c (parse_error): Add newline after message.
10079 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10081 * config/i386/sse.md (avxmodesuffixs): Removed.
10082 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
10083 (*avx_pinsr<ssevecsize>): This.
10085 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10087 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
10088 follow chains of regs with a single definition, and allow expressions
10089 that are function_invariant_p.
10090 (simple_rhs_p): Allow expressions that are function_invariant_p.
10092 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
10094 PR middle-end/39867
10095 * fold-const.c (fold_cond_expr_with_comparison): When folding
10096 > and >= to MAX, make sure the MAX uses the same type as the
10097 comparison's operands.
10099 2009-04-24 Nick Clifton <nickc@redhat.com>
10101 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
10102 addressing for DImode accesses.
10103 (frv_print_operand_address): Handle PLUS case.
10104 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
10106 2009-04-24 Jakub Jelinek <jakub@redhat.com>
10108 PR rtl-optimization/39794
10109 * alias.c (canon_true_dependence): Add x_addr argument.
10110 * rtl.h (canon_true_dependence): Adjust prototype.
10111 * cse.c (check_dependence): Adjust canon_true_dependence callers.
10112 * cselib.c (cselib_invalidate_mem): Likewise.
10113 * gcse.c (compute_transp): Likewise.
10114 * dse.c (scan_reads_nospill): Likewise.
10115 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
10116 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
10117 canon_base_addr of the group, plus optional offset.
10118 (struct group_info): Rename canon_base_mem to
10120 (get_group_info): Set canon_base_addr to canon_rtx of base, not
10121 canon_rtx of base_mem.
10123 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
10125 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
10126 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
10128 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10130 * config/spu/spu-builtins.h: Delete file.
10132 * config/spu/spu.h (enum spu_builtin_type): Move here from
10134 (struct spu_builtin_description): Likewise. Add GTY marker.
10135 Do not use enum spu_function_code or enum insn_code.
10136 (spu_builtins): Add extern declaration.
10138 * config/spu/spu.c: Do not include "spu-builtins.h".
10139 (enum spu_function_code, enum spu_builtin_type_index,
10140 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
10141 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
10142 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
10143 unsigned_V2DI_type_node): Move here from spu-builtins.h.
10144 (spu_builtin_types): Make static. Add GTY marker.
10145 (spu_builtins): Add extern declaration with GTY marker.
10146 Include "gt-spu.h".
10148 * config/spu/spu-c.c: Do not include "spu-builtins.h".
10149 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
10150 Check programmatically whether all parameters are scalar.
10152 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
10154 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
10156 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
10157 assignment from the constructor either if the target is volatile.
10159 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
10161 * config/arm/arm.md (insv): Do not share operands[0].
10163 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
10165 * config/vxlib-tls.c (active_tls_threads): Delete.
10166 (delete_hook_installed): New.
10167 (tls_delete_hook): Don't delete the delete hook.
10168 (tls_destructor): Delete it here.
10169 (__gthread_set_specific): Adjust installing the delete hook.
10170 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
10171 __gthread_leave_tsd_dtor_context.
10173 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
10175 * c-format.c (gcc_tdiag_char_table): Add support for %E.
10177 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
10179 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
10181 (alpha_rtx_costs): Ditto.
10182 (emit_unlikely_jump): Use add_reg_note.
10183 (emit_frame_store_1): Ditto.
10184 (alpha_expand_prologue): Ditto.
10185 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10186 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
10188 2009-04-23 Nick Clifton <nickc@redhat.com>
10190 * config/v850/v850.md (epilogue): Remove suppressed code.
10191 (return): Rename to return_simple and remove test of frame size.
10192 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
10193 to gen_return_simple.
10195 2009-04-22 Jing Yu <jingyu@google.com>
10198 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
10200 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10203 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
10204 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
10205 value is a VECTOR_CST, the element type is the element type of the
10208 2009-04-22 DJ Delorie <dj@redhat.com>
10210 * config/m32c/m32c.h: Update GTY annotations to new syntax.
10212 2009-04-22 Jakub Jelinek <jakub@redhat.com>
10214 * alias.c (find_base_term): Move around LO_SUM case, so that
10215 CONST falls through into PLUS/MINUS handling.
10218 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
10219 into 0, use omit_one_operand.
10221 2009-04-23 Ben Elliston <bje@au.ibm.com>
10223 * config/rs6000/linux-unwind.h (get_regs): Remove type
10224 puns. Change the type of `pc' to an array of unsigned ints and
10225 update all users. Constify frame24.
10227 2009-04-22 DJ Delorie <dj@redhat.com>
10229 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
10230 declarations before code.
10231 (current_function_special_page_vector): Likewise.
10232 (m32c_expand_insv): Silence a warning.
10234 2009-04-21 Taras Glek <tglek@mozilla.com>
10236 * alias.c: Update GTY annotations to new syntax.
10237 * basic-block.h: Likewise.
10238 * bitmap.h: Likewise.
10239 * c-common.h: Likewise.
10240 * c-decl.c: Likewise.
10241 * c-parser.c: Likewise.
10242 * c-pragma.c: Likewise.
10243 * c-tree.h: Likewise.
10244 * cfgloop.h: Likewise.
10245 * cgraph.h: Likewise.
10246 * config/alpha/alpha.c: Likewise.
10247 * config/arm/arm.h: Likewise.
10248 * config/avr/avr.h: Likewise.
10249 * config/bfin/bfin.c: Likewise.
10250 * config/cris/cris.c: Likewise.
10251 * config/darwin.c: Likewise.
10252 * config/frv/frv.c: Likewise.
10253 * config/i386/i386.c: Likewise.
10254 * config/i386/i386.h: Likewise.
10255 * config/i386/winnt.c: Likewise.
10256 * config/ia64/ia64.h: Likewise.
10257 * config/iq2000/iq2000.c: Likewise.
10258 * config/mips/mips.c: Likewise.
10259 * config/mmix/mmix.h: Likewise.
10260 * config/pa/pa.c: Likewise.
10261 * config/pa/pa.h: Likewise.
10262 * config/rs6000/rs6000.c: Likewise.
10263 * config/s390/s390.c: Likewise.
10264 * config/sparc/sparc.c: Likewise.
10265 * config/xtensa/xtensa.c: Likewise.
10266 * cselib.h: Likewise.
10267 * dbxout.c: Likewise.
10268 * dwarf2out.c: Likewise.
10269 * except.c: Likewise.
10270 * except.h: Likewise.
10271 * fixed-value.h: Likewise.
10272 * function.c: Likewise.
10273 * function.h: Likewise.
10274 * gimple.h: Likewise.
10275 * integrate.c: Likewise.
10276 * optabs.c: Likewise.
10277 * output.h: Likewise.
10278 * real.h: Likewise.
10280 * stringpool.c: Likewise.
10281 * tree-data-ref.c: Likewise.
10282 * tree-flow.h: Likewise.
10283 * tree-scalar-evolution.c: Likewise.
10284 * tree-ssa-address.c: Likewise.
10285 * tree-ssa-alias.h: Likewise.
10286 * tree-ssa-operands.h: Likewise.
10287 * tree.c: Likewise.
10288 * tree.h: Likewise.
10289 * varasm.c: Likewise.
10290 * varray.h: Likewise.
10292 * coretypes.h: Do not define GTY macro if it is already defined.
10293 * doc/gty.texi: Update GTY documentation to new syntax.
10294 * gengtype-lex.l: Enforce attribute-like syntax for GTY
10295 annotations on structs.
10296 * gengtype-parse.c: Likewise.
10298 2009-04-22 Mark Heffernan <meheff@google.com>
10300 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
10302 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10304 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
10307 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10309 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
10310 the same as a PLUS without a shift. Increase the cost of a
10313 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10315 * Makefile.in: Update dependencies.
10316 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
10317 * errors.h: Remove bogus comment about compatibility.
10318 (warning): Update declaration.
10319 * genautomata.c: Update all calls to warning.
10320 * gimple.c: Do not include errors.h. Include toplev.h.
10321 * tree-ssa-structalias.c: Do not include errors.h.
10322 * omega.c: Likewise.
10323 * tree-ssa-reassoc.c: Likewise.
10324 * config/spu/spu-c.c: Likewise.
10325 * config/spu/t-spu-elf: Update dependencies.
10327 2009-04-22 Richard Guenther <rguenther@suse.de>
10329 PR tree-optimization/39824
10330 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
10331 make sure the types are compatible.
10333 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10336 * c-common.c (c_parse_error): Take a token_flags parameter.
10337 Use token_type for the token type instead.
10338 Pass token_flags to cpp_type2name.
10339 * c-common.h (c_parse_error): Update declaration.
10340 * c-parser.c (c_parser_error): Pass 0 as token flags.
10342 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
10344 PR rtl-optimization/39580
10345 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
10347 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10349 * function.c (expand_function_end): Do not emit a jump to the "naked"
10350 return label for fall-through returns.
10351 * except.c (sjlj_emit_function_exit): Always place the call to the
10352 unregister function at the location installed by expand_function_end.
10354 2009-04-22 Richard Guenther <rguenther@suse.de>
10356 PR tree-optimization/39845
10357 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
10358 (gen_inbound_check): Likewise.
10360 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
10362 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
10364 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
10365 * config/vxlib.c (__gthread_once): Add race guard for PPC.
10367 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10369 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
10370 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
10371 shift counts to avoid out-of-bounds array accesses.
10373 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10375 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
10376 (Pmode): Move above.
10378 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
10380 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
10381 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
10382 GET_CODE macro. Use IN_RANGE macro where appropriate.
10383 * config/alpha/alpha.h: Ditto.
10384 * config/alpha/alpha.md: Ditto.
10385 * config/alpha/constraints.md: Ditto.
10386 * config/alpha/predicates.md: Ditto.
10388 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10390 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
10391 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10392 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10393 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10394 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10395 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10396 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10397 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10398 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10399 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10400 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10401 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10402 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10403 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10404 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10405 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10406 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10407 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10408 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10409 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10410 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10411 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10412 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10413 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10414 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10415 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10416 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10418 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10420 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
10421 references from comments.
10422 * cfgbuild.c: (count_basic_blocks): Delete.
10423 (find_basic_blocks_1): Delete.
10424 (find_basic_blocks): Delete.
10425 * except.c (finish_eh_generation): Make static. Move comment from
10426 except.h here. Remove find_basic_blocks references from comments.
10427 * except.h (finish_eh_generation): Delete.
10428 * basic-block.h (find_basic_blocks): Delete.
10429 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
10431 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
10433 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
10434 (sdbout_parms): Likewise.
10436 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
10438 * config/sh/sh.c (prepare_cbranch_operands): Use
10439 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
10440 (expand_cbranchdi4): Likewise.
10441 (from_compare): Add cast to enum type.
10442 (expand_cbranchsi4): Use add_reg_note.
10443 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
10444 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
10445 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
10446 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10447 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
10448 instead of CODE_FOR_nothing.
10449 (cbranchdi4): Likewise. Fix the order of arguments for
10451 (push_fpscr): Use add_reg_note.
10452 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
10453 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
10455 2009-04-21 Joseph Myers <joseph@codesourcery.com>
10457 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
10458 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10459 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10460 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
10461 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
10462 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
10463 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
10464 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
10465 config/alpha/x-vms, config/arc/t-arc,
10466 config/arm/README-interworking, config/arm/arm-c.c,
10467 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
10468 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
10469 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
10470 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
10471 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
10472 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
10473 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
10474 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
10475 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
10476 config/cris/t-elfmulti, config/crx/t-crx,
10477 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
10478 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
10479 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
10480 config/h8300/t-h8300, config/i386/athlon.md,
10481 config/i386/darwin-libgcc.10.4.ver,
10482 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
10483 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
10484 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
10485 config/i386/t-linux64, config/i386/t-nwld,
10486 config/i386/t-rtems-i386, config/i386/t-sol2-10,
10487 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
10488 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
10489 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
10490 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
10491 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
10492 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
10493 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
10494 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
10495 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
10496 config/m68k/t-uclinux, config/mcore/t-mcore,
10497 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
10498 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
10499 config/mips/crtn.asm, config/mips/irix-crti.asm,
10500 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
10501 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
10502 config/mips/mips-fixed.md, config/mips/sb1.md,
10503 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
10504 config/mips/t-iris6, config/mips/t-isa3264,
10505 config/mips/t-libgcc-mips16, config/mips/t-linux64,
10506 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
10507 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
10508 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
10509 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
10510 config/mn10300/t-linux, config/mn10300/t-mn10300,
10511 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
10512 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
10513 config/picochip/libgccExtras/clzsi2.asm,
10514 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
10515 config/rs6000/darwin-libgcc.10.4.ver,
10516 config/rs6000/darwin-libgcc.10.5.ver,
10517 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
10518 config/rs6000/t-aix43, config/rs6000/t-aix52,
10519 config/rs6000/t-darwin, config/rs6000/t-fprules,
10520 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
10521 config/rs6000/t-lynx, config/rs6000/t-netbsd,
10522 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
10523 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
10524 config/rs6000/t-rtems, config/rs6000/t-spe,
10525 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
10526 config/score/t-score-elf, config/sh/divcost-analysis,
10527 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
10528 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
10529 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
10530 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
10531 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
10532 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
10533 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
10534 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
10535 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
10536 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
10537 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
10538 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
10539 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
10540 limitx.h, version.c, xcoff.h: Add copyright and license notices.
10541 * config/h8300/genmova.sh: Include copyright and license notices
10542 in generated output.
10543 * config/h8300/mova.md: Regenerate.
10544 * doc/install.texi2html: Include word "Copyright" in copyright
10545 notice and use name "Free Software Foundation, Inc.".
10546 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10547 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10548 ChangeLog-2007, ChangeLog-2008: Correct dates.
10550 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
10552 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
10553 NE_EXPR operations as well.
10554 * c-parser.c (c_parser_condition): Do not set location information on
10556 (c_parser_conditional_expression): Likewise.
10557 (c_parser_binary_expression): Set location information on operators.
10558 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
10559 TRUTH_NOT_EXPR has been folded.
10560 * fold-const.c (fold_truth_not_expr): Copy location information from
10561 the incoming expression to the outgoing one.
10562 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
10563 recursive calls on the LHS of the operator but pass that of the
10564 operator to recursive calls on the RHS of the operator. Set it
10566 (shortcut_cond_expr): Set the locus of the operator on the second
10567 COND_EXPR and that of the expression on the first in degenerate cases.
10568 Pass the locus of the expression to calls to shortcut_cond_r.
10569 Set the locus of the 'then' block on the associated jump, if any.
10570 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
10571 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
10572 expression to call to gimplify_boolean_expr.
10574 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
10576 * config.gcc: Add additional configuration for
10577 i686-w64-mingw* and x86_64-w64-mingw* triplet.
10578 * config/i386/mingw-w64.h: New mingw-w64 specific header.
10579 (CPP_SPEC): Redefine for allowing -municode option.
10580 (STARTFILE_SPEC): Likewise.
10581 * config/i386/t-mingw-w64: New.
10582 * config/i386/mingw-w64.opt: New.
10583 (municode): Add new target option.
10584 * doc/invoke.texi (municode): Add documentation for new option.
10586 2009-04-21 Ian Lance Taylor <iant@google.com>
10588 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10589 Correct test for number of arguments.
10590 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
10592 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
10594 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
10595 argument of emit_library_call.
10597 2009-04-21 Richard Guenther <rguenther@suse.de>
10599 PR middle-end/39829
10600 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
10601 inside VIEW_CONVERT_EXPRs.
10603 2009-04-21 Martin Jambor <mjambor@suse.cz>
10605 * tree-switch-conversion.c (build_constructors): Split a long line.
10606 (constructor_contains_same_values_p): New function.
10607 (build_one_array): Create assigns of constants if possible, do not
10608 call mark_sym_for_renaming, call update_stmt.
10609 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
10610 make_rename_temp. Do not call mark_symbols_for_renaming, call
10612 (gen_def_assigns): Do not call mark_symbols_for_renaming or
10613 find_new_referenced_vars, call update_stmt.
10614 (gen_inbound_check): Use create_tmp_var and create ssa names manually
10615 instead of calling make_rename_temp. Do not call
10616 find_new_referenced_vars or mark_symbols_for_renaming, call
10619 2009-04-21 Richard Guenther <rguenther@suse.de>
10621 PR tree-optimization/39827
10622 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
10623 (tree_ssa_phiprop): Pass the correct array size.
10625 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
10627 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
10629 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
10632 * c-typeck.c (lvalue_p): Move declaration ...
10633 * c-common.h (lvalue_p): ... to here.
10634 * c-common.c (candidate_equal_p): New.
10635 (add_tlist): Use it.
10636 (merge_tlist): Use it.
10637 (warn_for_collisions_1): Likewise.
10638 (warning_candidate_p): Accept more candidates.
10639 (verify_tree): A warning candidate can be an expression. Use
10642 2009-04-21 Ben Elliston <bje@au.ibm.com>
10645 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
10646 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
10647 options. Remove -mcall-solaris documentation.
10649 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10652 * doc/invoke.texi (-Wlong-long): Update description.
10653 * c-lex (interpret_integer): Only warn if there was no previous
10654 overflow and -Wlong-long is enabled.
10655 * c-decl.c (declspecs_add_type): Drop redundant flags.
10656 * c.opt (Wlong-long): Init to -1.
10657 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
10658 and front-end warn_long_long. Wlong-long only depends on other
10659 flags if it is uninitialized.
10660 * c-parser.c (disable_extension_diagnostics): warn_long_long is
10661 the same for CPP and FE.
10662 (restore_extension_diagnostics): Likewise.
10664 2009-04-20 Ian Lance Taylor <iant@google.com>
10666 Fix enum conversions which are invalid in C++:
10667 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
10668 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
10669 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
10670 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
10671 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
10672 (dbxout_parms): Likewise.
10673 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
10674 (df_clear_flags): Likewise.
10675 * df-problems.c (df_rd_bb_local_compute_process_def): Change
10676 top_flag parameter to int.
10677 (df_chain_create_bb_process_use): Likewise.
10678 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
10680 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
10681 (df_ref_create_structure, df_def_record_1): Likewise.
10682 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
10683 (df_notes_rescan): Change 0 to VOIDmode in function call.
10684 (df_get_call_refs, df_insn_refs_collect): Likewise.
10685 (df_bb_regs_collect): Likewise.
10686 (df_entry_block_defs_collect): Likewise.
10687 (df_exit_block_uses_collect): Likewise.
10688 * df.h: Update declarations.
10689 * double-int.c (double_int_divmod): Add cast to enum type.
10690 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
10691 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
10692 (based_loc_descr): Likewise.
10693 (loc_descriptor_from_tree_1): Change first_op and second_op to
10694 enum dwarf_location_atom. Add cast to enum type.
10695 * expmed.c (init_expmed): Change 0 to SET in function call.
10696 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
10697 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
10698 (do_store_flag): Likewise.
10699 * fixed-value.h (struct fixed_value): Change mode to enum
10701 * function.c (assign_parms): Change 0 to VOIDmode in function call.
10702 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
10704 (insert_insn_decl, insert_decl, insert_state): Likewise.
10705 (automata_list_finish): Likewise.
10706 * genrecog.c (process_define_predicate): Add cast to enum type.
10707 * gensupport.c (init_predicate_table): Add cast to enum type.
10708 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
10710 (gimple_build_call_1, gimple_build_label): Likewise.
10711 (gimple_build_goto, gimple_build_asm_1): Likewise.
10712 (gimple_build_switch_1, gimple_build_cdt): Likewise.
10713 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
10714 (enum fallback): Rename from enum fallback_t.
10715 (fallback_t): Typedef as int.
10716 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
10717 GSI_SAME_STMT in function call.
10718 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
10720 (setup_reg_class_relations): Likewise.
10721 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
10722 (setup_prohibited_class_mode_regs): Add cast to enum type.
10723 (setup_prohibited_mode_move_regs): Likewise.
10724 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
10725 (record_address_regs): Change i to enum reg_class.
10726 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
10727 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
10728 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
10729 (GET_MODE_2XWIDER_MODE): Likewise.
10730 (GET_CLASS_NARROWEST_MODE): Likewise.
10731 * omp-low.c (expand_omp_for): Add cast to enum type.
10732 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
10733 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
10734 * postreload.c (reload_cse_simplify_operands): Change rclass local
10736 * predict.c (combine_predictions_for_insn): Change best_predictor
10737 and predictor to enum br_predictor.
10738 (combine_predictions_for_bb): Likewise.
10739 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
10740 use SET_PREDICT_EXPR_OUTCOME.
10741 * real.c (real_arithmetic): Change icode to code in function call.
10742 * reginfo.c (init_move_cost): Add casts to enum type.
10743 (init_reg_sets_1, init_fake_stack_mems): Likewise.
10744 * regmove.c (regclass_compatible_p): Change class0 and class1 to
10746 * reload.c (find_valid_class): Add casts to enum type.
10747 (push_reload): Change 0 to NO_REGS in function call.
10748 (find_reloads): Change this_alternative to array of enum
10749 reg_class. Remove some now-unnecessary casts.
10750 (make_memloc): Change 0 to VOIDmode in function call.
10751 * reload1.c (reload): Change 0 to VOIDmode in function call.
10752 (eliminate_regs_1, elimination_effects): Likewise.
10753 (eliminate_regs_in_insn): Likewise.
10754 (emit_input_reload_insns): Add cast to enum type.
10755 (delete_output_reload): Change 0 to VOIDmode in function call.
10756 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
10757 to enum type in function call.
10758 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
10759 (SET_PREDICT_EXPR_OUTCOME): Define.
10760 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
10761 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
10762 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
10763 (dump_function): Likewise.
10764 * tree-dump.h: Update declarations.
10765 * tree-pass.h: Update declarations.
10766 * varasm.c (assemble_integer): Change mclass to enum mode_class.
10767 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
10769 (arm_rtx_costs_1): Correct parenthesization.
10770 (arm_rtx_costs): Add casts to enum type.
10771 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
10772 (vfp_emit_fstmd): Use add_rg_note.
10773 (emit_multi_reg_push, emit_sfm): Likewise.
10774 (thumb_set_frame_pointer): Likewise.
10775 (arm_expand_prologue): Likewise.
10776 (arm_regno_class): Change return type to enum reg_class.
10777 (thumb1_expand_prologue): Use add_reg_note.
10778 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
10779 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
10781 * config/arm/gentune.sh: Add cast to enum type.
10782 * config/arm/arm-tune.md: Rebuild.
10783 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
10784 (ix86_split_fp_branch, predict_jump): Likewise.
10785 (ix86_expand_multi_arg_builtin): Change sub_code from enum
10786 insn_code to enum rtx_code.
10787 (ix86_builtin_vectorized_function): Add cast to enum type.
10788 * config/i386/i386.md (truncdfsf2): Change slot to enum
10790 (truncxf<mode>2, isinf<mode>2): Likewise.
10791 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
10793 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
10794 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
10795 (insert_bundle_state): Change 1 to INSERT in function call.
10796 (ia64_add_bundle_selector_before): Likewise.
10797 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
10798 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
10799 (restore_stack_nonlocal): Likewise.
10800 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
10802 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
10804 (mips_rtx_costs): Likewise.
10805 (mips_override_options): Add casts to enum type.
10806 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
10808 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
10809 (store_reg, set_reg_plus_d): Likewise.
10810 (hppa_expand_prologue, hppa_profile_hook): Likewise.
10811 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
10813 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
10815 (emit_unlikely_jump): Use add_reg_note.
10816 (rs6000_emit_allocate_stack): Likewise.
10817 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
10818 (output_toc): Change 1 to INSERT in function call.
10819 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
10820 (rs6000_initialize_trampoline): Likewise.
10821 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
10823 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
10824 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
10825 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
10826 (save_gprs): Use add_reg_note.
10827 (s390_emit_prologue): Likewise.
10828 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10829 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
10830 (sparc_fold_builtin): Add cast to enum type.
10831 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
10833 (spu_expand_prologue): Use add_reg_note.
10834 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
10836 2009-04-20 Ian Lance Taylor <iant@google.com>
10838 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
10839 (c_parser_postfix_expression_after_primary): Get VEC for list of
10840 arguments. Get original types of arguments. Call
10841 build_function_call_vec.
10842 (cached_expr_list_1, cached_expr_list_2): New static variables.
10843 (c_parser_expr_list): Change return type to VEC *. Add
10844 p_orig_types parameter. Change all callers.
10845 (c_parser_release_expr): New static function.
10846 (c_parser_vec_to_tree_list): New static function.
10847 * c-typeck.c (build_function_call): Rewrite to build a VEC and
10848 call build_function_call_vec.
10849 (build_function_call_vec): New function, based on old
10850 build_function_call.
10851 (convert_arguments): Remove nargs and argarray parameters. Change
10852 values to a VEC. Add origtypes parameter.
10853 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
10854 (convert_for_assignment): Add origtype parameter. Change all
10855 callers. If warn_cxx_compat, check for conversion to an enum
10856 type when calling a function.
10857 (store_init_value): Add origtype parameter. Change all callers.
10858 (digest_init): Likewise.
10859 (struct init_node): Add origtype field.
10860 (add_pending_init): Add origtype parameter. Change all callers.
10861 (output_init_element): Likewise.
10862 (output_pending_init_elements): Pass origtype from init_node to
10863 output_init_element.
10864 (process_init_element): Pass origtype from c_expr to
10865 output_init_element.
10866 (c_finish_return): Add origtype parameter. Change all callers.
10867 * c-common.c (sync_resolve_size): Change params to VEC *. Change
10869 (sync_resolve_params): Likewise.
10870 (sync_resolve_return): Change params to first_param. Change caller.
10871 (resolve_overloaded_builtins): Change params to VEC *. Change
10872 callers. Save first parameter around call to build_function_call_vec.
10873 * c-decl.c (finish_decl): Add origtype parameter. Change all
10874 callers. Call build_function_call_vec rather than
10875 build_function_call for cleanup.
10876 * c-tree.h: Update declarations.
10877 * c-common.h: Update declarations.
10878 * stub-objc.c (objc_rewrite_function_call): Change parameter from
10879 params to first_param.
10880 * target.h (struct gcc_target): Change resolve_overloaded_builtin
10881 params parameter from tree to void *.
10882 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10883 Change arglist parameter to have type void *, and to be a pointer
10885 * config/rs6000/rs6000-protos.h
10886 (altivec_resolve_overloaded_builtin): Update declaration.
10887 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
10888 fnargs parameter to have type void *, and to be a pointer to a
10889 VEC. Call build_function_call_vec instead of
10890 build_function_call.
10891 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
10893 2009-04-20 Joey Ye <joey.ye@intel.com>
10894 Xuepeng Guo <xuepeng.guo@intel.com>
10895 H.J. Lu <hongjiu.lu@intel.com>
10897 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
10899 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
10900 (IX86_LEA_PRIORITY): Likewise.
10901 (distance_non_agu_define): New function.
10902 (distance_agu_use): Likewise.
10903 (ix86_lea_for_add_ok): Likewise.
10904 (ix86_dep_by_shift_count): Likewise.
10906 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
10907 should split for LEA.
10909 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
10911 (ix86_dep_by_shift_count): Likewise.
10913 2009-04-20 Richard Guenther <rguenther@suse.de>
10915 * expr.c (handled_component_p): Move ...
10916 * tree.h (handled_component_p): ... here.
10917 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
10918 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
10919 and REALPART_EXPR to be in one group.
10921 2009-04-20 Richard Guenther <rguenther@suse.de>
10923 * basic-block.h (get_all_dominated_blocks): Declare.
10924 * dominance.c (get_all_dominated_blocks): New function.
10925 * tree-cfg.c (get_all_dominated_blocks): Remove.
10926 (remove_edge_and_dominated_blocks): Adjust.
10927 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
10928 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
10929 instead of recursing.
10931 2009-04-20 Doug Kwan <dougkwan@google.com>
10933 * cgraph.h (cgraph_node_ptr): New type for vector functions.
10934 (struct cgraph_node_set_def): New type.
10935 (cgraph_node_set) New type. Also declare vector functions.
10936 (struct cgraph_node_set_element_def): New type.
10937 (cgraph_node_set_element): Ditto.
10938 (cgraph_node_set_iterator): New iterator type.
10939 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
10940 cgraph_node_set_remove, dump_cgraph_node_set,
10941 debug_cgraph_node_set): New prototypes.
10942 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
10943 cgraph_node_set_size): New inlines.
10944 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
10945 including cgraph.h.
10946 (struct ipa_opt_pass): Add struct cgraph_node_set_def
10947 argument to function 'write_summary'.
10948 * ipa.c: Include ggc.h.
10949 (hash_cgraph_node_set_element,
10950 eq_cgraph_node_set_element, cgraph_node_set_new,
10951 cgraph_node_set_add, cgraph_node_set_remove,
10952 cgraph_node_set_find, dump_cgraph_node_set,
10953 debug_cgraph_node_set): New functions.
10954 * Makefile.in (ipa.o): Add dependency on GGC_H.
10956 2009-04-20 Ira Rosen <irar@il.ibm.com>
10958 PR tree-optimization/39675
10959 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
10960 check of the return code of vect_schedule_slp. Check that
10961 stmt_vec_info still exists for the statement, before checking its
10962 vectorization type.
10964 2009-04-20 Michael Matz <matz@suse.de>
10966 * Makefile.in (generated_files): Take out $(simple_generated_c).
10968 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
10970 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
10971 (UINTPTR_TYPE): Likewise.
10973 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10976 * c-typeck.c (digest_init): Check for initializing an array with a
10979 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10982 * c-semantics.c (pop_stmt_list): Propagate
10983 STATEMENT_LIST_HAS_LABEL to parent statement list.
10985 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
10987 * config/mips/mips.h (mips_tune_attr): New macro.
10988 * config/mips/mips.md (cpu): Use it.
10990 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10993 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
10996 2009-04-19 Diego Novillo <dnovillo@google.com>
10998 * toplev.c (compile_file): Move call to coverage_finish ...
10999 * cgraphunit.c (ipa_passes): ... here.
11000 Call cgraph_process_new_functions.
11001 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
11002 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
11004 2009-04-19 Jan Hubicka <jh@suse.cz>
11006 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
11008 (dump_cgraph_node): Dump can throw external flag.
11009 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
11011 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
11015 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
11016 * common.opt (Wlogical-op): Move from here...
11017 * c.opt (Wlogical-op): ... to here.
11018 * c-typeck.c (parser_build_binary_op): Update call to
11019 warn_logical_operator.
11020 * c-opts.c (c_common_post_options): Enable warn_logical_op with
11022 * c-common.c (warn_logical_op): Update.
11023 * c-common.h (warn_logical_op): Update declaration.
11025 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
11027 * tree.c (protected_set_expr_location): Fix formatting.
11029 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11032 * c-typeck.c (readonly_warning): new.
11033 (build_unary_op, build_modify_expr): Use readonly_warning for
11034 storing into something readonly but not const-qualified.
11036 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11039 * c-typeck.c (build_unary_op): Check for taking address of
11040 expression of type void.
11042 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11045 * c-typeck.c (build_function_call): Check for calling a function
11046 with qualified void return types. Call require_complete_type when
11049 2009-04-18 Jan Hubicka <jh@suse.cz>
11051 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
11053 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
11054 can_throw_external flag.
11055 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
11056 * ipa-pure-const.c (ignore_edge): New function.
11057 (propagate): Compute order for NOTHROW computation; set NOTHROWs
11058 only over can_throw_external edges.
11059 (local_pure_const): Add nothrow flag.
11060 * ipa-utils.c (searchc): Add ignore_edge callback.
11061 (ipa_utils_reduced_inorder): Add ignore_edge callback.
11062 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
11063 (set_nothrow_function_flags): Update cgraph.
11064 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
11066 2009-04-18 Richard Guenther <rguenther@suse.de>
11068 PR middle-end/39804
11069 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
11070 (fold_stmt): ... this and ...
11071 (fold_stmt_inplace): ... this.
11072 (fold_stmt_1): Fold references in calls and asms.
11073 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
11075 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11077 * tree-vrp.c (ssa_name_nonzero_p): Remove.
11078 * tree.h: Remove the prototype for ssa_name_nonzero_p.
11080 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11082 * tree.c (function_args_count): Remove.
11083 * tree.h: Remove the prototype for function_args_count.
11085 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11087 * tree-iterator.c (expr_only): Remove.
11088 * tree.h: Remove the prototype for expr_only.
11090 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11092 * reginfo.c (cannot_change_mode_set_regs): Remove.
11093 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
11095 2009-04-08 Anatoly Sokolov <aesok@post.ru>
11097 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
11098 whether operands 0 and 1 overlaps.
11100 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
11102 PR middle-end/36902
11103 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
11104 pointer. Use warning_at instead of warning.
11105 (search_for_addr_array): Likewise.
11106 (check_array_bounds): Likewise.
11107 (check_all_array_refs): Check that the incoming edge is not in the
11108 list of edges to be removed.
11109 (check_all_array_refs): Avoid the temporal pointer.
11110 (vrp_visit_cond_stmt): Fix typo.
11111 (simplify_switch_using_ranges): Handle the case where the switch
11112 index is an integer constant.
11114 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
11116 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
11118 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11120 * doc/extend.texi, doc/invoke.texi: Fix typos.
11122 2009-04-17 Cary Coutant <ccoutant@google.com>
11124 * tree-flow-inline.h (get_lineno): Fix inverted test.
11126 2009-04-17 Diego Novillo <dnovillo@google.com>
11128 * tree-ssa-pre.c (create_expression_by_pieces): Remove
11129 assertion for AVAIL_OUT.
11131 2009-04-17 Mike Frysinger <vapier@gentoo.org>
11134 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
11135 * config/sh/linux-atomic.asm: Likewise.
11137 2009-04-17 Diego Novillo <dnovillo@google.com>
11139 * except.c (debug_eh_tree): New.
11140 (struct eh_region, struct eh_status): Move ...
11141 * except.h: ... here.
11142 (add_type_for_runtime): Declare extern.
11143 (lookup_type_for_runtime): Likewise.
11144 (debug_eh_tree): Declare.
11145 * Makefile.in (GTFILES): List except.h before except.c
11147 2009-04-17 Diego Novillo <dnovillo@google.com>
11149 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
11150 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
11151 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
11152 (find_vars_r): ... here.
11153 * tree-flow.h (find_referenced_vars_in): Declare.
11154 * tree-ssa-pre.c (create_expression_by_pieces): Assert
11155 that AVAIL_OUT exists for BLOCK.
11156 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
11157 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
11158 (tree-parloops.o): Likewise.
11160 2009-04-17 Simon Baldwin <simonb@google.com>
11162 * toplev.c (default_tree_printer): Add handling for %E format.
11164 2009-04-17 Diego Novillo <dnovillo@google.com>
11166 * tree-pretty-print.c (dump_generic_node): Add break after
11167 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
11168 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
11169 FUNCTION_TYPE together. Call print_struct_decl when printing
11170 structures and TDF_SLIM is not given.
11171 (print_struct_decl): Fix logic for detecting recursion.
11173 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11176 * gcc.c (create_at_file): New.
11177 (compile_input_file_p): New.
11178 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
11179 * main.c (main): Update call to toplev_main.
11180 * toplev.c (toplev_main): Change signature. Call expandargv.
11181 * toplev.h (toplev_main): Change signature.
11183 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11185 * dwarf2out.c (field_byte_offset): Use the type size as the field size
11186 if the latter is not constant.
11188 2009-04-17 David Edelsohn <edelsohn@gnu.org>
11190 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
11192 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11194 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
11195 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
11197 2009-04-17 Richard Guenther <rguenther@suse.de>
11199 * tree-ssa-structalias.c (get_constraint_for_component_ref):
11200 Handle component references view-converting an invariant address.
11202 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
11204 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
11205 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
11206 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
11207 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
11208 Use @deftypevr rather than @deftypevar.
11210 2009-04-17 Richard Guenther <rguenther@suse.de>
11212 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
11213 (get_prop_source_stmt): Likewise.
11214 (can_propagate_from): Likewise.
11216 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
11218 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
11219 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
11220 (--with-multilib-list): Add default value.
11221 * configure: Regenerate.
11222 * Makefile.in (TM_ENDIAN_CONFIG): Define.
11223 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
11224 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
11225 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
11226 Don't add default cpu to multilib list unnecessarily, but do enable
11227 the relevant compiler option..
11228 Add support for --with-multilib-list=<blank> and
11229 --with-multilib-list=!<somelib> to supress unwanted multilibs.
11230 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
11231 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
11232 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
11233 TM_MULTILIB_CONFIG.
11234 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
11235 (MULTILIB_OSDIRNAMES): New variable.
11236 * config/sh/t-1e: Delete file.
11237 * config/sh/t-mlib-sh1: Delete file.
11238 * config/sh/t-mlib-sh2: Delete file.
11239 * config/sh/t-mlib-sh2a: Delete file.
11240 * config/sh/t-mlib-sh2a-nofpu: Delete file.
11241 * config/sh/t-mlib-sh2a-single: Delete file.
11242 * config/sh/t-mlib-sh2a-single-only: Delete file.
11243 * config/sh/t-mlib-sh2e: Delete file.
11244 * config/sh/t-mlib-sh3e: Delete file.
11245 * config/sh/t-mlib-sh4: Delete file.
11246 * config/sh/t-mlib-sh4-nofpu: Delete file.
11247 * config/sh/t-mlib-sh4-single: Delete file.
11248 * config/sh/t-mlib-sh4-single-only: Delete file.
11249 * config/sh/t-mlib-sh4a: Delete file.
11250 * config/sh/t-mlib-sh4a-nofpu: Delete file.
11251 * config/sh/t-mlib-sh4a-single: Delete file.
11252 * config/sh/t-mlib-sh4a-single-only: Delete file.
11253 * config/sh/t-mlib-sh4al: Delete file.
11254 * config/sh/t-mlib-sh5-32media: Delete file.
11255 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
11256 * config/sh/t-mlib-sh5-64media: Delete file.
11257 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
11258 * config/sh/t-mlib-sh5-compact: Delete file.
11259 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
11260 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
11261 * doc/install.texi (Options specification): Add
11262 --with-multilib-list and --with-endian.
11264 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11266 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
11268 (OBJS-common): Add plugin-version.o.
11269 (plugin-version.o): New.
11270 * gcc-plugin.h (plugin_gcc_version): New.
11271 (plugin_default_version_check): New.
11272 (plugin_init_func, plugin_init): Add version argument.
11273 * plugin-version.c: New.
11274 * plugin.c (str_plugin_gcc_version_name): New.
11275 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
11276 pass it to the init function.
11277 (plugin_default_version_check): New.
11279 2009-04-17 Richard Guenther <rguenther@suse.de>
11281 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
11282 for decl-vs-decl disambiguation.
11284 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
11286 * config/s390/s390.h (s390_tune_attr): New macro definition.
11287 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
11289 2009-04-17 Richard Guenther <rguenther@suse.de>
11291 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
11292 (fold_stmt_r): Likewise.
11293 (maybe_fold_reference): New function.
11294 (fold_gimple_assign): Handle cases fold_stmt_r did.
11295 (fold_stmt): Do not use fold_stmt_r.
11296 (fold_stmt_inplace): Likewise.
11298 2009-04-17 Richard Guenther <rguenther@suse.de>
11300 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
11301 (record_equivalences_from_stmt): Remove useless checks and
11303 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
11304 the type is already suitable.
11306 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
11308 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
11310 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
11312 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
11313 (CMPtype): Define as __gcc_CMPtype.
11315 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
11317 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
11318 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
11320 2009-04-17 Richard Guenther <rguenther@suse.de>
11322 PR tree-optimization/39746
11323 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
11324 special-casing for builtins and static variable use/def.
11325 (call_may_clobber_ref_p_1): Likewise.
11327 2009-04-16 Ian Lance Taylor <iant@google.com>
11329 * df.h: Include "timevar.h".
11330 (struct df_problem): Change tv_id field to timevar_id_t.
11331 * tree-pass.h: Include "timevar.h".
11332 (struct opt_pass): Change tv_id field to timevar_id_t.
11333 * timevar.h (timevar_id_t): Define TV_NONE.
11334 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
11335 TV_NONE rather than tv_id != 0.
11336 (execute_one_pass): Likewise.
11337 * Makefile.in (DF_H): Add $(TIMEVAR_H).
11338 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
11339 dependencies to $(TREE_PASS_H).
11340 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
11342 (pass_branch_target_load_optimize2): Likewise.
11343 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
11344 (pass_outof_cfg_layout_mode): Likewise.
11345 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
11346 (pass_rebuild_cgraph_edges): Likewise.
11347 (pass_remove_cgraph_callee_edges): Likewise.
11348 * df-core.c (pass_df_initialize_opt): Likewise.
11349 (pass_df_initialize_no_opt): Likewise.
11350 (pass_df_finish): Likewise.
11351 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
11352 * except.c (pass_set_nothrow_function_flags): Likewise.
11353 (pass_convert_to_eh_region_ranges): Likewise.
11354 * final.c (pass_compute_alignments): Likewise.
11355 * function.c (pass_instantiate_virtual_regs): Likewise.
11356 (pass_init_function): Likewise.
11357 (pass_leaf_regs): Likewise.
11358 (pass_match_asm_constraints): Likewise.
11359 * gimple-low.c (pass_lower_cf): Likewise.
11360 (pass_mark_used_blocks): Likewise.
11361 * init-regs.c (pass_initialize_regs): Likewise.
11362 * integrate.c (pass_initial_value_sets): Likewise.
11363 * ira.c (pass_ira): Likewise.
11364 * jump.c (pass_cleanup_barriers): Likewise.
11365 * omp-low.c (pass_expand_omp): Likewise.
11366 (pass_lower_omp): Likewise.
11367 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
11368 * recog.c (pass_split_all_insns): Likewise.
11369 (pass_split_after_reload): Likewise.
11370 (pass_split_before_regstack): Likewise.
11371 (pass_split_before_sched2): Likewise.
11372 (pass_split_for_shorten_branches): Likewise.
11373 * reginfo.c (pass_reginfo_init): Likewise.
11374 (pass_subregs_of_mode_init): Likewise.
11375 (pass_subregs_of_mode_finish): Likewise.
11376 * passes.c (pass_postreload): Likewise.
11377 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
11378 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
11379 (pass_warn_function_return): Likewise.
11380 (pass_warn_function_noreturn): Likewise.
11381 * tree-complex.c (pass_lower_complex): Likewise.
11382 (pass_lower_complex_O0): Likewise.
11383 * tree-if-conv.c (pass_if_conversion): Likewise.
11384 * tree-into-ssa.c (pass_build_ssa): Likewise.
11385 * tree-mudflap.c (pass_mudflap_1): Likewise.
11386 (pass_mudflap_2): Likewise.
11387 * tree-nomudflap.c (pass_mudflap_1): Likewise.
11388 (pass_mudflap_2): Likewise.
11389 * tree-nrv.c (pass_return_slot): Likewise.
11390 * tree-object-size.c (pass_object_sizes): Likewise.
11391 * tree-optimize.c (pass_all_optimizations): Likewise.
11392 (pass_early_local_passes): Likewise.
11393 (pass_all_early_optimizations): Likewise.
11394 (pass_cleanup_cfg): Likewise.
11395 (pass_cleanup_cfg_post_optimizing): Likewise.
11396 (pass_free_datastructures): Likewise.
11397 (pass_free_cfg_annotations): Likewise.
11398 (pass_fixup_cfg): Likewise.
11399 (pass_init_datastructures): Likewise.
11400 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
11401 (pass_late_warn_uninitialized): Likewise.
11402 (pass_update_address_taken): Likewise.
11403 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
11404 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
11405 (pass_cse_sincos): Likewise.
11406 (pass_convert_to_rsqrt): Likewise.
11407 * tree-ssa-structalias.c (pass_build_alias): Likewise.
11408 * tree-stdarg.c (pass_stdarg): Likewise.
11409 * tree-tailcall.c (pass_tail_recursion): Likewise.
11410 (pass_tail_calls): Likewise.
11411 * tree-vect-generic.c (pass_lower_vector): Likewise.
11412 (pass_lower_vector_ssa): Likewise.
11413 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
11415 2009-04-16 Joseph Myers <joseph@codesourcery.com>
11417 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
11419 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
11421 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
11422 logical and signext.
11424 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
11427 * config/sh/predicates.md (arith_operand): Check if the operand
11428 of TRUNCATE is a REG.
11430 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11432 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
11433 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
11435 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11437 * tree-iterator.c (tsi_split_statement_list_after,
11438 tsi_split_statement_list_before): Remove.
11439 * tree-iterator.h: Remove the prototypes for
11440 tsi_split_statement_list_after and tsi_split_statement_list_before.
11442 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11444 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
11445 * tree-ssa-propagate.h: Remove the prototype for
11446 stmt_makes_single_load.
11448 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11450 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
11451 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
11453 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11455 * tree-iterator.c (EXPR_LAST_BODY): Remove.
11457 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11459 * except.c (eh_region_outer_p): Remove.
11460 * except.h: Remove the prototype for eh_region_outer_p.
11462 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11464 * function.c (current_function_assembler_name): Remove.
11465 * function.h: Remove the prototype for
11466 current_function_assembler_name.
11468 2009-04-16 Ian Lance Taylor <iant@google.com>
11470 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
11471 (add_reg_note): Call alloc_reg_note.
11472 * rtl.h (alloc_reg_note): Declare.
11473 * combine.c (try_combine): Use alloc_reg_note.
11474 (recog_for_combine, move_deaths): Likewise.
11475 (distribute_notes): Use alloc_reg_note and add_reg_note.
11476 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
11477 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
11478 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
11480 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
11482 PR rtl-optimization/39762
11483 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
11484 ira_may_move_out_cost): Add comments about way of their usage.
11485 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
11487 * ira-conflicts.c (process_regs_for_copy): Use function
11488 ira_get_register_move_cost instead of global
11489 ira_register_move_cost.
11491 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
11492 color_pass, move_spill_restore, update_curr_costs): Ditto.
11494 * ira-lives.c (process_single_reg_class_operands): Ditto.
11496 * ira-emit.c (emit_move_list): Ditto.
11498 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
11499 (record_reg_classes): Ditto. Use functions
11500 ira_get_register_move_cost and ira_get_may_move_cost instead of
11501 global vars ira_register_move_cost, ira_may_move_out_cost and
11502 ira_may_move_in_cost.
11503 (record_address_regs): Don't call ira_init_register_move_cost.
11504 Use function ira_get_may_move_cost instead of global
11505 ira_may_move_in_cost.
11506 (process_bb_node_for_hard_reg_moves): Use function
11507 ira_get_register_move_cost instead of global ira_register_move_cost.
11508 (ira_costs): Don't call ira_init_register_move_cost.
11510 2009-04-16 Richard Guenther <rguenther@suse.de>
11512 * tree-cfg.c (verify_gimple_assign_binary):
11513 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
11514 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
11515 (create_general_new_stmt): Note that this function is broken.
11517 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11519 * common.opt (fhelp): Add Var(help_flag).
11520 * gcc-plugin.h (plugin_info): Add help.
11521 * plugin.c (plugin_name_args): Add help.
11522 (register_plugin_info): Set plugin->help.
11523 (print_help_one_plugin): New.
11524 (print_plugins_help): New.
11525 * plugin.h (print_plugins_help): New.
11526 * toplev.c (toplev_main): Call print_plugins_help if needed.
11528 2009-04-16 Richard Guenther <rguenther@suse.de>
11530 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
11531 (gimple_ior_addresses_taken_1): New function.
11532 (gimple_ior_addresses_taken): Likewise.
11533 * gimple.h (struct gimple_statement_with_ops_base): Remove
11534 addresses_taken member.
11535 (gimple_ior_addresses_taken): Declare.
11536 (gimple_addresses_taken, gimple_addresses_taken_ptr,
11537 gimple_set_addresses_taken): Remove.
11538 * ipa-reference.c (mark_address): New function.
11539 (scan_stmt_for_static_refs): Use it for marking addresses taken.
11540 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
11541 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
11542 (gimple_add_to_addresses_taken): Remove.
11543 (get_tmr_operands): Call mark_address_taken.
11544 (get_asm_expr_operands): Likewise.
11545 (get_expr_operands): Likewise.
11546 (build_ssa_operands): Do not clear the addresses_taken bitmap.
11547 (free_stmt_operands): Do not free it.
11548 * tree-ssa.c (delete_tree_ssa): Likewise.
11549 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
11551 2009-04-16 Richard Guenther <rguenther@suse.de>
11553 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
11554 (walk_stmt_load_store_ops): Likewise.
11555 * gimple.c (get_base_loadstore): New function.
11556 (walk_stmt_load_store_addr_ops): Likewise.
11557 (walk_stmt_load_store_ops): Likewise.
11558 * ipa-pure-const.c (check_op): Simplify.
11559 (check_load, check_store): New functions.
11560 (check_stmt): Use walk_stmt_load_store_ops.
11561 * ipa-reference.c (mark_load): Adjust signature.
11562 (mark_store): Likewise.
11563 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
11565 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11567 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
11568 (plugin_info): New.
11569 * opts.c (common_handle_option): Don't call print_version.
11570 * plugin.c (plugin_name_args): Add version.
11571 (register_plugin_info): New.
11572 (register_callback): Handle PLUGIN_INFO.
11573 (try_init_one_plugin): New.
11574 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
11576 (finalize_one_plugin): New.
11577 (finalize_plugins): New.
11578 (print_one_plugin): New.
11579 (print_plugins_versions): New.
11580 * plugin.h (print_plugins_versions): New.
11581 (finalize_plugins): New.
11582 * toplev.c (compile_file): Don't call initialize_plugins.
11583 (print_version): Call print_plugins_versions.
11584 (toplev_main): Call initialize_plugins. Print version if needed.
11585 Call finalize_plugins.
11587 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11589 * common.opt (fversion): New.
11590 * gcc.c (print_version): New.
11591 (process_command): Don't print the version. Just set print_version.
11592 (main): Print version. Call subprocesses if print_version and
11593 verbose_flag are set.
11594 * opts.c (common_handle_option): Handle OPT_fversion.
11596 2009-04-16 Richard Guenther <rguenther@suse.de>
11597 Ira Rosen <irar@il.ibm.com>
11599 PR tree-optimization/39698
11600 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
11601 type of the reduction variable. Only generate the def if
11604 * omp-low.c (expand_omp_for_generic): When converting to a pointer
11605 make sure to first convert to an integer of the same precision.
11606 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
11607 the type of the evolution correctly in computing the new
11608 induction variable base.
11610 2009-04-16 Richard Guenther <rguenther@suse.de>
11612 PR middle-end/39625
11613 * tree-cfg.c (make_blocks): Split statements with to-be
11614 abnormal SSA names on the lhs.
11616 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
11618 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
11619 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
11620 * c-typeck.c (really_start_incremental_init): Likewise.
11621 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
11622 (TARGET_INITIALIZER): Remove it.
11623 * target.h (struct target): Remove vector_opaque_p.
11624 * tree.c (build_opaque_vector_type): New.
11625 * tree.h (TYPE_VECTOR_OPAQUE): New.
11626 (build_opaque_vector_type): Declare.
11627 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
11628 * config/rs6000/rs6000.c (build_opaque_vector_type,
11629 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
11630 (rs6000_init_builtins): Use build_opaque_vector_type for
11631 opaque_V4SI_type_node.
11633 2009-04-15 Catherine Moore <clm@codesourcery.com>
11635 * debug.h (set_name): Declare.
11636 * dwarf2out.c (dwarf2out_set_name): Declare.
11637 (dwarf2_debug_hooks): Add set_name.
11638 (find_AT_string): New.
11639 (add_AT_string): Call find_AT_string.
11640 (dwarf2out_set_name): New.
11641 * cp/decl.c (grokdeclarator): Call set_name.
11642 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
11643 * debug.c (do_nothing_debug_hooks): Likewise.
11644 * dbxout.c (dbx_debug_hooks): Likewise.
11645 * sdbout.c (sdb_debug_hooks): Likewise.
11647 2009-04-15 Michael Eager <eager@eagercon.com>
11649 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
11650 reg for single-precision FPU.
11651 * config/rs6000/rs6000.md (movsi_internal1): Only for
11652 !TARGET_SINGLE_FPU.
11653 (movsi_internal1_single): New. Add pattern to move SI values to/from
11654 single-precision FP regs.
11656 2009-04-15 Richard Guenther <rguenther@suse.de>
11658 * omp-low.c (lower_rec_input_clauses): Build correct address
11660 (expand_omp_for_generic): Fix multiplication type.
11661 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
11662 (generate_memset_zero): Fix types.
11663 * tree-profile.c (prepare_instrumented_value): Correctly
11666 2009-04-15 Ian Lance Taylor <iant@google.com>
11668 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
11669 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
11670 for -Wall and for -Wc++-compat.
11671 (c_common_post_options): For C++, set warn_enum_compare if not
11673 * c-tree.h (struct c_expr): Add field original_type.
11674 (build_external_ref): Update declaration.
11675 * c-parser.c (c_parser_braced_init): Set original_type.
11676 (c_parser_initelt): Likewise.
11677 (c_parser_expr_no_commas): Likewise.
11678 (c_parser_conditional_expression): Likewise.
11679 (c_parser_cast_expression): Likewise.
11680 (c_parser_unary_expression): Likewise. Pull setting of
11681 original_code to top of function.
11682 (c_parser_sizeof_expression): Set original_type.
11683 (c_parser_alignof_expression): Likewise.
11684 (c_parser_postfix_expression): Likewise. Pull setting of
11685 original_code to top of function.
11686 (c_parser_postfix_expression_after_paren_type): Set original_type.
11687 (c_parser_postfix_expression_after_primary): Likewise.
11688 (c_parser_expression): Likewise.
11689 * c-typeck.c (build_external_ref): Add type parameter. Change all
11691 (c_expr_sizeof_expr): Set original_type field.
11692 (parser_build_unary_op): Likewise.
11693 (parser_build_binary_op): Likewise. Optionally warn about
11694 comparisons of enums of different types.
11695 (digest_init): Set original_type field.
11696 (really_start_incremental_init): Likewise.
11697 (push_init_level, pop_init_level): Likewise.
11698 * doc/invoke.texi (Warning Options): -Wenum-compare now
11701 2009-04-15 Richard Guenther <rguenther@suse.de>
11703 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
11704 out a necessary conversion.
11705 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
11706 names we didn't value number.
11707 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
11709 2009-04-15 Richard Guenther <rguenther@suse.de>
11711 PR tree-optimization/39764
11712 * tree-ssa-ccp.c (get_value): Canonicalize value with
11713 canonicalize_float_value.
11715 2009-04-15 Jan Hubicka <jh@suse.cz>
11717 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
11718 Wrong version of patch.
11720 2009-04-15 Jan Hubicka <jh@suse.cz>
11722 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
11724 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
11726 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
11727 our distinct integral and vector types.
11729 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
11731 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
11732 * init.c (build_vtbl_address): Remove call to assemble_external.
11734 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
11736 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
11737 output for other floating point modes.
11739 2009-04-14 Diego Novillo <dnovillo@google.com>
11741 * diagnostic.c (diagnostic_report_diagnostic): Do not
11742 warn about loaded plugins for DK_ERROR and DK_WARNING.
11743 * c-decl.c (declspecs_add_type): Move call to
11744 invoke_plugin_callbacks ...
11745 * c-parser.c (c_parser_declspecs): ... here.
11746 * plugin.c (dump_active_plugins): Tidy output.
11748 2009-04-14 Diego Novillo <dnovillo@google.com>
11749 Le-Chun Wu <lcwu@google.com>
11751 * configure.ac: Add --enable-plugin support.
11752 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
11753 * Makefile.in (PLUGIN_H): Define.
11754 Export ENABLE_PLUGIN and GMPINC to site.exp.
11755 Add PLUGINLIBS to link command.
11756 Add/modify dependencies for plugin.o and files including plugin.h.
11758 * config.in: Regenerate.
11760 * opts.c (common_handle_option): Handle OPT_fplugin_ and
11763 2009-04-14 Le-Chun Wu <lcwu@google.com>
11765 * tree-pass.h (register_one_dump_file): Add a prototype for
11766 register_one_dump_file.
11767 * toplev.c (compile_file): Call initialize_plugins.
11768 (do_compile): Call invoke_plugin_callbacks.
11769 (toplev_main): Call invoke_plugin_callbacks.
11770 * common.opt: Add -fplugin= and -fplugin-arg-.
11771 * gcc-plugin.h: New public header file for plugins to include.
11772 * plugin.c: New source file.
11773 * plugin.h: New internal header file.
11774 * passes.c (register_one_dump_file): Make it external.
11776 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
11778 2009-04-14 Diego Novillo <dnovillo@google.com>
11780 * doc/plugins.texi: New.
11781 * doc/gccint.texi: Add reference to Plugins chapter.
11782 * doc/invoke.texi: Document -fplugin and -fplugin-arg
11783 * diagnostic.c (diagnostic_report_diagnostic): Warn about
11784 loaded plugins, if any.
11785 * timevar.def (TV_PLUGIN_INIT): Define.
11786 (TV_PLUGIN_RUN): Define.
11787 * plugin.c: Include timevar.h
11788 (plugins_active_p): New.
11789 (dump_active_plugins): New.
11790 (debug_active_plugins): New.
11792 2009-04-14 Joseph Myers <joseph@codesourcery.com>
11794 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
11796 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
11798 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
11800 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
11801 the same as a minus without a shift.
11803 2009-04-14 Nick Clifton <nickc@redhat.com>
11805 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
11806 comparisons with small integers will always produce a short
11809 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
11812 2008-12-19 Diego Novillo <dnovillo@google.com>
11814 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
11816 2009-04-14 Richard Guenther <rguenther@suse.de>
11818 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
11820 (verify_gimple_assign_binary): Likewise. Handle shifts and
11822 (verify_gimple_phi): Print the mismatched argument position.
11823 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
11825 (vect_update_init_of_dr): Likewise.
11826 * matrix-reorg.c (transform_access_sites): Do what the
11828 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
11830 2009-04-13 Michael Eager <eager@eagercon.com>
11832 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
11833 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
11834 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
11835 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
11836 remove duplicate config
11838 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11840 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
11841 file_name:line_number type locator of the call site.
11843 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
11845 * genautomata.c: Put blank after comma.
11846 (automaton_decls): New.
11847 (struct unit_usage): Add comments to member next.
11848 (store_alt_unit_usage): Keep the list ordered.
11849 (unit_present_on_list_p, equal_alternatives_p): New.
11850 (check_regexp_units_distribution): Check units distribution
11851 correctness correctly.
11852 (main): Don't write automata if error is found. Return correct
11855 * config/m68k/cf.md (cfv4_ds): Remove.
11856 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
11857 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
11859 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
11860 power4-load-ext, power4-store, power4-store-update,
11861 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
11862 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
11863 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
11864 power4-sqrt, power4-isync): Modify reservation to make correct
11865 unit distribution to automata.
11867 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
11868 power5-store-update, power5-two, power5-three, power5-lmul,
11869 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
11871 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
11873 * except.c (pass_set_nothrow_function_flags): Set name and add
11875 (set_nothrow_function_flags): Mention in the dump file when
11876 changing a function to nothrow.
11878 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
11881 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
11882 instead of unsigned long.
11884 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11886 * config/arm/arm.c (return_used_this_function): Remove.
11887 (arm_output_function_prologue): Remove use of
11888 return_used_this_function.
11889 (output_return_instruction): Replace use of
11890 return_used_this_function
11891 by cfun->machine->return_used_this_function.
11892 (arm_output_epilogue): Likewise.
11893 (arm_output_function_epilogue): Likewise.
11894 (thumb_unexpanded_epilogue): Likewise.
11895 * config/arm/arm.h (struct machine_function):
11896 New member return_used_this_function.
11898 2009-04-12 Mark Mitchell <mark@codesourcery.com>
11900 * doc/install.texi: Correct description of default directory for
11901 --with-gxx-include-dir.
11903 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
11905 * fold-const.c (build_range_check): Properly deal with enumeral and
11906 boolean base types.
11908 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
11910 * doc/invoke.texi (max_gcse_passes): Remove documentation.
11911 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
11912 * params.h (MAX_GCSE_PASSES): Remove.
11913 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
11914 in sequence. Remove ability to run multiple passes.
11915 (bypass_jumps): Report run as third CPROP pass.
11917 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
11919 PR middle-end/39651
11920 * except.c (can_throw_external): Look at each insn in a SEQUENCE
11921 when deciding whether the whole SEQUENCE can throw.
11923 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
11926 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
11927 offseted label references.
11929 2009-04-11 Jan Hubicka <jh@suse.cz>
11931 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
11933 2009-04-11 Richard Guenther <rguenther@suse.de>
11935 PR middle-end/39732
11936 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
11937 return variables as TREE_ADDRESSABLE.
11939 2009-04-11 Richard Guenther <rguenther@suse.de>
11941 PR tree-optimization/39713
11942 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
11943 reference trees have SSA_NAME operands.
11945 2009-04-11 Richard Guenther <rguenther@suse.de>
11948 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
11949 address expressions.
11951 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
11953 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
11954 match changes in Cygwin 1.7
11955 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
11956 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
11958 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
11960 PR tree-optimization/39701
11961 * doc/invoke.texi (Optimization Options): Document change in
11962 meaning and initialization of -fdelete-null-pointer-checks.
11964 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
11966 PR middle-end/39701
11967 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
11969 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
11972 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
11974 2009-04-10 Chao-ying Fu <fu@mips.com>
11976 * doc/tm.texi (Instruction Output): Document
11977 TARGET_ASM_FINAL_POSTSCAN_INSN.
11978 * target.h (final_postscan_insn): New field in asm_out.
11979 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
11980 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
11981 * final.c (final_scan_insn): Call
11982 targetm.asm_out.final_postscan_insn after outputting
11983 an asm macro and a normal instruction.
11985 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
11986 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
11987 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
11988 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
11989 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
11991 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
11993 PR middle-end/39701
11994 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
11995 variables as non-NULL even with -fdelete-null-pointer-checks.
11997 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
11999 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
12001 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
12004 * config/i386/i386.c (classify_argument): Handle SCmode with
12005 (bit_offset % 64) != 0.
12007 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
12009 * doc/invoke.texi (Optimize Options): Add cross-reference to
12010 -Q --help=optimizers examples.
12012 2009-04-10 Ben Elliston <bje@au.ibm.com>
12015 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
12016 regalign for the reg == fpr and TDmode case.
12018 2009-04-09 David Ayers <ayers@fsfe.org>
12021 * objc/objc-act.c (warn_with_method): Remove helper function.
12022 (check_duplicates): Call warning and inform directly.
12023 (really_start_method): Likewise.
12025 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12027 * expmed.c (expand_divmod): Always use a comparison for a division
12028 by a large unsigned integer.
12030 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
12031 for things others than variables or functions as nonzero.
12033 2009-04-09 Nick Clifton <nickc@redhat.com>
12035 * unwind-compat.c: Change copyright header to refer to version
12036 3 of the GNU General Public License with version 3.1 of the
12037 GCC Runtime Library Exception and to point readers at the
12038 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
12039 * config/alpha/crtfastmath.c: Likewise.
12040 * config/alpha/linux-unwind.h: Likewise.
12041 * config/alpha/qrnnd.asm: Likewise.
12042 * config/alpha/vms-crt0-64.c: Likewise.
12043 * config/alpha/vms-crt0.c: Likewise.
12044 * config/alpha/vms-dwarf2.asm: Likewise.
12045 * config/alpha/vms-dwarf2eh.asm: Likewise.
12046 * config/alpha/vms-psxcrt0-64.c: Likewise.
12047 * config/alpha/vms-psxcrt0.c: Likewise.
12048 * config/alpha/vms_tramp.asm: Likewise.
12049 * config/arc/initfini.c: Likewise.
12050 * config/arc/lib1funcs.asm: Likewise.
12051 * config/arm/bpabi-v6m.S: Likewise.
12052 * config/arm/bpabi.S: Likewise.
12053 * config/arm/bpabi.c: Likewise.
12054 * config/arm/crti.asm: Likewise.
12055 * config/arm/crtn.asm: Likewise.
12056 * config/arm/ieee754-df.S: Likewise.
12057 * config/arm/ieee754-sf.S: Likewise.
12058 * config/arm/lib1funcs.asm: Likewise.
12059 * config/arm/libunwind.S: Likewise.
12060 * config/arm/linux-atomic.c: Likewise.
12061 * config/arm/mmintrin.h: Likewise.
12062 * config/arm/pr-support.c: Likewise.
12063 * config/arm/unaligned-funcs.c: Likewise.
12064 * config/arm/unwind-arm.c: Likewise.
12065 * config/arm/unwind-arm.h: Likewise.
12066 * config/avr/libgcc.S: Likewise.
12067 * config/bfin/crti.s: Likewise.
12068 * config/bfin/crtlibid.s: Likewise.
12069 * config/bfin/crtn.s: Likewise.
12070 * config/bfin/lib1funcs.asm: Likewise.
12071 * config/bfin/linux-unwind.h: Likewise.
12072 * config/cris/arit.c: Likewise.
12073 * config/cris/cris_abi_symbol.c: Likewise.
12074 * config/darwin-64.c: Likewise.
12075 * config/darwin-crt2.c: Likewise.
12076 * config/darwin-crt3.c: Likewise.
12077 * config/darwin.h: Likewise.
12078 * config/dbxelf.h: Likewise.
12079 * config/dfp-bit.c: Likewise.
12080 * config/dfp-bit.h: Likewise.
12081 * config/elfos.h: Likewise.
12082 * config/fixed-bit.c: Likewise.
12083 * config/fixed-bit.h: Likewise.
12084 * config/fp-bit.c: Likewise.
12085 * config/fp-bit.h: Likewise.
12086 * config/fr30/crti.asm: Likewise.
12087 * config/fr30/crtn.asm: Likewise.
12088 * config/fr30/lib1funcs.asm: Likewise.
12089 * config/freebsd-spec.h: Likewise.
12090 * config/frv/cmovd.c: Likewise.
12091 * config/frv/cmovh.c: Likewise.
12092 * config/frv/cmovw.c: Likewise.
12093 * config/frv/frvbegin.c: Likewise.
12094 * config/frv/frvend.c: Likewise.
12095 * config/frv/lib1funcs.asm: Likewise.
12096 * config/glibc-stdint.h: Likewise.
12097 * config/h8300/clzhi2.c: Likewise.
12098 * config/h8300/crti.asm: Likewise.
12099 * config/h8300/crtn.asm: Likewise.
12100 * config/h8300/ctzhi2.c: Likewise.
12101 * config/h8300/fixunssfsi.c: Likewise.
12102 * config/h8300/lib1funcs.asm: Likewise.
12103 * config/h8300/parityhi2.c: Likewise.
12104 * config/h8300/popcounthi2.c: Likewise.
12105 * config/i386/ammintrin.h: Likewise.
12106 * config/i386/att.h: Likewise.
12107 * config/i386/avxintrin.h: Likewise.
12108 * config/i386/biarch64.h: Likewise.
12109 * config/i386/bmmintrin.h: Likewise.
12110 * config/i386/cpuid.h: Likewise.
12111 * config/i386/cross-stdarg.h: Likewise.
12112 * config/i386/crtfastmath.c: Likewise.
12113 * config/i386/crtprec.c: Likewise.
12114 * config/i386/cygming-crtbegin.c: Likewise.
12115 * config/i386/cygming-crtend.c: Likewise.
12116 * config/i386/cygwin.asm: Likewise.
12117 * config/i386/emmintrin.h: Likewise.
12118 * config/i386/gmm_malloc.h: Likewise.
12119 * config/i386/gthr-win32.c: Likewise.
12120 * config/i386/i386.h: Likewise.
12121 * config/i386/immintrin.h: Likewise.
12122 * config/i386/linux-unwind.h: Likewise.
12123 * config/i386/linux64.h: Likewise.
12124 * config/i386/mm3dnow.h: Likewise.
12125 * config/i386/mmintrin-common.h: Likewise.
12126 * config/i386/mmintrin.h: Likewise.
12127 * config/i386/nmmintrin.h: Likewise.
12128 * config/i386/pmm_malloc.h: Likewise.
12129 * config/i386/pmmintrin.h: Likewise.
12130 * config/i386/smmintrin.h: Likewise.
12131 * config/i386/sol2-c1.asm: Likewise.
12132 * config/i386/sol2-ci.asm: Likewise.
12133 * config/i386/sol2-cn.asm: Likewise.
12134 * config/i386/sol2-gc1.asm: Likewise.
12135 * config/i386/tmmintrin.h: Likewise.
12136 * config/i386/unix.h: Likewise.
12137 * config/i386/w32-unwind.h: Likewise.
12138 * config/i386/wmmintrin.h: Likewise.
12139 * config/i386/x86-64.h: Likewise.
12140 * config/i386/x86intrin.h: Likewise.
12141 * config/i386/xmmintrin.h: Likewise.
12142 * config/ia64/crtbegin.asm: Likewise.
12143 * config/ia64/crtend.asm: Likewise.
12144 * config/ia64/crtfastmath.c: Likewise.
12145 * config/ia64/crti.asm: Likewise.
12146 * config/ia64/crtn.asm: Likewise.
12147 * config/ia64/fde-glibc.c: Likewise.
12148 * config/ia64/lib1funcs.asm: Likewise.
12149 * config/ia64/linux-unwind.h: Likewise.
12150 * config/ia64/quadlib.c: Likewise.
12151 * config/ia64/unwind-ia64.c: Likewise.
12152 * config/linux.h: Likewise.
12153 * config/m32c/m32c-lib1.S: Likewise.
12154 * config/m32c/m32c-lib2-trapv.c: Likewise.
12155 * config/m32c/m32c-lib2.c: Likewise.
12156 * config/m32r/initfini.c: Likewise.
12157 * config/m68hc11/larith.asm: Likewise.
12158 * config/m68hc11/m68hc11-crt0.S: Likewise.
12159 * config/m68k/cf.md: Likewise.
12160 * config/m68k/crti.s: Likewise.
12161 * config/m68k/crtn.s: Likewise.
12162 * config/m68k/lb1sf68.asm: Likewise.
12163 * config/m68k/linux-unwind.h: Likewise.
12164 * config/mcore/crti.asm: Likewise.
12165 * config/mcore/crtn.asm: Likewise.
12166 * config/mcore/lib1.asm: Likewise.
12167 * config/mips/linux-unwind.h: Likewise.
12168 * config/mips/loongson.h: Likewise.
12169 * config/mips/mips16.S: Likewise.
12170 * config/mmix/crti.asm: Likewise.
12171 * config/mmix/crtn.asm: Likewise.
12172 * config/pa/fptr.c: Likewise.
12173 * config/pa/hpux-unwind.h: Likewise.
12174 * config/pa/lib2funcs.asm: Likewise.
12175 * config/pa/linux-atomic.c: Likewise.
12176 * config/pa/linux-unwind.h: Likewise.
12177 * config/pa/milli64.S: Likewise.
12178 * config/pa/quadlib.c: Likewise.
12179 * config/pa/stublib.c: Likewise.
12180 * config/picochip/libgccExtras/adddi3.asm: Likewise.
12181 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
12182 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
12183 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
12184 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
12185 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
12186 * config/picochip/libgccExtras/divmod15.asm: Likewise.
12187 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
12188 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
12189 * config/picochip/libgccExtras/longjmp.asm: Likewise.
12190 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
12191 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
12192 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
12193 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
12194 * config/picochip/libgccExtras/setjmp.asm: Likewise.
12195 * config/picochip/libgccExtras/subdi3.asm: Likewise.
12196 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
12197 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
12198 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
12199 * config/rs6000/750cl.h: Likewise.
12200 * config/rs6000/altivec.h: Likewise.
12201 * config/rs6000/biarch64.h: Likewise.
12202 * config/rs6000/crtresfpr.asm: Likewise.
12203 * config/rs6000/crtresgpr.asm: Likewise.
12204 * config/rs6000/crtresxfpr.asm: Likewise.
12205 * config/rs6000/crtresxgpr.asm: Likewise.
12206 * config/rs6000/crtsavfpr.asm: Likewise.
12207 * config/rs6000/crtsavgpr.asm: Likewise.
12208 * config/rs6000/darwin-asm.h: Likewise.
12209 * config/rs6000/darwin-fallback.c: Likewise.
12210 * config/rs6000/darwin-fpsave.asm: Likewise.
12211 * config/rs6000/darwin-ldouble.c: Likewise.
12212 * config/rs6000/darwin-tramp.asm: Likewise.
12213 * config/rs6000/darwin-unwind.h: Likewise.
12214 * config/rs6000/darwin-vecsave.asm: Likewise.
12215 * config/rs6000/darwin-world.asm: Likewise.
12216 * config/rs6000/e500crtres32gpr.asm: Likewise.
12217 * config/rs6000/e500crtres64gpr.asm: Likewise.
12218 * config/rs6000/e500crtres64gprctr.asm: Likewise.
12219 * config/rs6000/e500crtrest32gpr.asm: Likewise.
12220 * config/rs6000/e500crtrest64gpr.asm: Likewise.
12221 * config/rs6000/e500crtresx32gpr.asm: Likewise.
12222 * config/rs6000/e500crtresx64gpr.asm: Likewise.
12223 * config/rs6000/e500crtsav32gpr.asm: Likewise.
12224 * config/rs6000/e500crtsav64gpr.asm: Likewise.
12225 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
12226 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
12227 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
12228 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
12229 * config/rs6000/eabi-ci.asm: Likewise.
12230 * config/rs6000/eabi-cn.asm: Likewise.
12231 * config/rs6000/eabi.asm: Likewise.
12232 * config/rs6000/linux-unwind.h: Likewise.
12233 * config/rs6000/linux64.h: Likewise.
12234 * config/rs6000/paired.h: Likewise.
12235 * config/rs6000/paired.md: Likewise.
12236 * config/rs6000/ppc64-fp.c: Likewise.
12237 * config/rs6000/ppu_intrinsics.h: Likewise.
12238 * config/rs6000/rs6000.h: Likewise.
12239 * config/rs6000/si2vmx.h: Likewise.
12240 * config/rs6000/sol-ci.asm: Likewise.
12241 * config/rs6000/sol-cn.asm: Likewise.
12242 * config/rs6000/spe.h: Likewise.
12243 * config/rs6000/spu2vmx.h: Likewise.
12244 * config/rs6000/sysv4.h: Likewise.
12245 * config/rs6000/tramp.asm: Likewise.
12246 * config/rs6000/vec_types.h: Likewise.
12247 * config/s390/linux-unwind.h: Likewise.
12248 * config/s390/tpf-unwind.h: Likewise.
12249 * config/score/crti.asm: Likewise.
12250 * config/score/crtn.asm: Likewise.
12251 * config/sh/crt1.asm: Likewise.
12252 * config/sh/crti.asm: Likewise.
12253 * config/sh/crtn.asm: Likewise.
12254 * config/sh/divtab-sh4-300.c: Likewise.
12255 * config/sh/divtab-sh4.c: Likewise.
12256 * config/sh/divtab.c: Likewise.
12257 * config/sh/lib1funcs-4-300.asm: Likewise.
12258 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
12259 * config/sh/lib1funcs.asm: Likewise.
12260 * config/sh/lib1funcs.h: Likewise.
12261 * config/sh/linux-atomic.asm: Likewise.
12262 * config/sh/linux-unwind.h: Likewise.
12263 * config/sh/shmedia.h: Likewise.
12264 * config/sh/sshmedia.h: Likewise.
12265 * config/sh/ushmedia.h: Likewise.
12266 * config/sparc/crtfastmath.c: Likewise.
12267 * config/sparc/linux-unwind.h: Likewise.
12268 * config/sparc/sol2-c1.asm: Likewise.
12269 * config/sparc/sol2-ci.asm: Likewise.
12270 * config/sparc/sol2-cn.asm: Likewise.
12271 * config/spu/divmodti4.c: Likewise.
12272 * config/spu/divv2df3.c: Likewise.
12273 * config/spu/float_disf.c: Likewise.
12274 * config/spu/float_unsdidf.c: Likewise.
12275 * config/spu/float_unsdisf.c: Likewise.
12276 * config/spu/float_unssidf.c: Likewise.
12277 * config/spu/mfc_multi_tag_release.c: Likewise.
12278 * config/spu/mfc_multi_tag_reserve.c: Likewise.
12279 * config/spu/mfc_tag_release.c: Likewise.
12280 * config/spu/mfc_tag_reserve.c: Likewise.
12281 * config/spu/mfc_tag_table.c: Likewise.
12282 * config/spu/multi3.c: Likewise.
12283 * config/spu/spu_internals.h: Likewise.
12284 * config/spu/spu_intrinsics.h: Likewise.
12285 * config/spu/spu_mfcio.h: Likewise.
12286 * config/spu/vec_types.h: Likewise.
12287 * config/spu/vmx2spu.h: Likewise.
12288 * config/stormy16/stormy16-lib2.c: Likewise.
12289 * config/svr4.h: Likewise.
12290 * config/sync.c: Likewise.
12291 * config/v850/lib1funcs.asm: Likewise.
12292 * config/vxlib-tls.c: Likewise.
12293 * config/vxlib.c: Likewise.
12294 * config/vxworks-dummy.h: Likewise.
12295 * config/xtensa/crti.asm: Likewise.
12296 * config/xtensa/crtn.asm: Likewise.
12297 * config/xtensa/ieee754-df.S: Likewise.
12298 * config/xtensa/ieee754-sf.S: Likewise.
12299 * config/xtensa/lib1funcs.asm: Likewise.
12300 * config/xtensa/lib2funcs.S: Likewise.
12301 * config/xtensa/linux-unwind.h: Likewise.
12302 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
12303 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
12304 * coretypes.h: Likewise.
12305 * crtstuff.c: Likewise.
12306 * defaults.h: Likewise.
12307 * dwarf2.h: Likewise.
12308 * emutls.c: Likewise.
12309 * gbl-ctors.h: Likewise.
12310 * gcov-io.h: Likewise.
12311 * ginclude/float.h: Likewise.
12312 * ginclude/iso646.h: Likewise.
12313 * ginclude/stdarg.h: Likewise.
12314 * ginclude/stdbool.h: Likewise.
12315 * ginclude/stddef.h: Likewise.
12316 * ginclude/stdfix.h: Likewise.
12317 * ginclude/stdint-gcc.h: Likewise.
12318 * ginclude/tgmath.h: Likewise.
12319 * gthr-aix.h: Likewise.
12320 * gthr-dce.h: Likewise.
12321 * gthr-gnat.c: Likewise.
12322 * gthr-gnat.h: Likewise.
12323 * gthr-lynx.h: Likewise.
12324 * gthr-mipssde.h: Likewise.
12325 * gthr-nks.h: Likewise.
12326 * gthr-posix.c: Likewise.
12327 * gthr-posix.h: Likewise.
12328 * gthr-posix95.h: Likewise.
12329 * gthr-rtems.h: Likewise.
12330 * gthr-single.h: Likewise.
12331 * gthr-solaris.h: Likewise.
12332 * gthr-tpf.h: Likewise.
12333 * gthr-vxworks.h: Likewise.
12334 * gthr-win32.h: Likewise.
12335 * gthr.h: Likewise.
12336 * libgcc2.c: Likewise.
12337 * libgcc2.h: Likewise.
12338 * libgcov.c: Likewise.
12339 * tsystem.h: Likewise.
12340 * typeclass.h: Likewise.
12341 * unwind-c.c: Likewise.
12342 * unwind-compat.h: Likewise.
12343 * unwind-dw2-fde-compat.c: Likewise.
12344 * unwind-dw2-fde-darwin.c: Likewise.
12345 * unwind-dw2-fde-glibc.c: Likewise.
12346 * unwind-dw2-fde.c: Likewise.
12347 * unwind-dw2-fde.h: Likewise.
12348 * unwind-dw2.c: Likewise.
12349 * unwind-dw2.h: Likewise.
12350 * unwind-generic.h: Likewise.
12351 * unwind-pe.h: Likewise.
12352 * unwind-sjlj.c: Likewise.
12353 * unwind.inc: Likewise.
12354 * config/arm/neon-gen.ml: Change generated copyright header to
12355 refer to version 3 of the GNU General Public License with
12356 version 3.1 of the GCC Runtime Library Exception and to point
12357 readers at the COPYING3 and COPYING3.RUNTIME files and the
12358 FSF's license web page.
12359 * config/arm/arm_neon.h: Regenerate.
12361 2009-04-09 Jakub Jelinek <jakub@redhat.com>
12363 * config/cris/cris.md: Change copyright header to refer to version
12364 3 of the GNU General Public License.
12365 * doc/install.texi2html: Change copyright header to refer to version
12366 3 of the GNU General Public License and to point readers at the
12367 COPYING3 file and the FSF's license web page.
12368 * config/vax/linux.h: Likewise.
12370 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12372 * config/i386/i386.md (cmpcc): New.
12373 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
12374 (sync_compare_and_swap_cc*): Delete.
12376 * config/s390/s390.c (s390_compare_emitted): Remove.
12377 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
12378 s390_compare_emitted used to be handled. Assert that modes match.
12379 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
12380 refer to sync_compare_and_swap_ccsi.
12381 * config/s390/s390.h (s390_compare_emitted): Remove.
12382 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
12383 instead of s390_compare_emitted.
12384 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
12385 instead of s390_compare_emitted.
12386 * config/s390/s390.md (cmpcc): New.
12387 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
12388 CC_REGNUM, do not pretend it's set.
12389 (sync_compare_and_swap_cc*): Delete.
12390 * config/s390/predicates.md (cc_reg_operand): New.
12392 * expr.c (sync_compare_and_swap_cc): Delete.
12393 * optabs.h (sync_compare_and_swap_cc): Delete.
12394 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
12395 is being used with can_compare_p.
12396 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
12397 (find_cc_set): New.
12398 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
12399 look for a MODE_CC set instead. Use emit_store_flag.
12400 (expand_compare_and_swap_loop): Likewise, with some additional
12401 complication to avoid a force_reg when useless. Use
12402 emit_cmp_and_jump_insns.
12403 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
12404 * doc/md.texi (sync_compare_and_swap_cc): Merge with
12405 sync_compare_and_swap documentation.
12407 2009-04-09 Jan Hubicka <jh@suse.cz>
12409 * except.c (find_prev_try): Break out from ....
12410 (duplicate_eh_regions): ... here; properly update prev_try pointers
12411 when duplication part of tree.
12412 (dump_eh_tree): Improve dumping.
12413 (verify_eh_region): New.
12414 (verify_eh_tree): Use it.
12416 2009-04-06 Richard Guenther <rguenther@suse.de>
12418 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
12419 &ARRAY addresses by adjusting their types and prepending
12421 * tree-cfg.c (verify_gimple_assign_single): Verify that
12422 addresses are correct.
12424 2009-04-09 Richard Guenther <rguenther@suse.de>
12426 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
12427 indices into an array reference if possible.
12428 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
12429 Fold POINTER_PLUS_EXPR statements with invariant address.
12431 2009-04-09 Alan Modra <amodra@bigpond.net.au>
12434 * config.gcc (powerpc64-*-linux*): Always build biarch.
12436 2009-04-09 Joseph Myers <joseph@codesourcery.com>
12439 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
12440 it and pedwarn if this results in an INTEGER_CST.
12442 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12444 * doc/install.texi: Update minimum GMP version. Remove obsolete
12445 text in MPFR section.
12447 2009-04-08 Jakub Jelinek <jakub@redhat.com>
12449 * dwarf2out.c (class_scope_p): New static inline.
12450 (class_or_namespace_scope_p): Use it.
12451 (gen_variable_die): Use DW_TAG_member tag for static data member
12452 declarations instead of DW_TAG_variable.
12454 PR middle-end/39573
12455 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
12458 2009-04-08 Richard Guenther <rguenther@suse.de>
12460 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
12461 valueize random data.
12463 2009-04-08 David Edelsohn <edelsohn@gnu.org>
12465 * config.gcc (aix tm_file): Add aix-stdint.h.
12466 (aix tm clause use_gcc_stdint): Set to wrap.
12467 * config/rs6000/aix-stdint.h: New file.
12469 2009-04-08 Richard Guenther <rguenther@suse.de>
12471 PR middle-end/36291
12472 * tree-dfa.c (add_referenced_var): Do not recurse into
12473 global initializers.
12474 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
12476 (fold_const_aggregate_ref): Likewise.
12478 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12480 * recog.c (ordered_comparison_operator): New.
12481 * gensupport.c (std_preds): Add it.
12482 * doc/md.texi (Machine-Independent Predicates): Document it.
12484 2009-04-08 Jan Hubicka <jh@suse.cz>
12486 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
12487 * function.h (rtl_eh): Remove exception_handler_label_map.
12488 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
12489 remove_exception_handler_label, for_each_eh_label_1): Remove.
12490 (rtl_remove_unreachable_regions): Remove.
12491 (convert_from_eh_region_ranges): Do not remove unreachable regions.
12492 (find_exception_handler_labels): Don't build the hashtable.
12493 (maybe_remove_eh_handler): Remove.
12494 (for_each_eh_label): Rewrite to walk the tree.
12495 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
12496 * except.h (maybe_remove_eh_handler): Remove.
12497 * passes.c (init_optimization_passes): Schedule second EH cleanup
12499 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
12500 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
12502 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12504 * genoutput.c (validate_optab_operands): New.
12505 (gen_insn, gen_expand): Call it.
12507 * genflags.c (gen_insn): Detect misused iterators.
12508 (main): Pass line_no to gen_insn, exit with status 1 on error.
12510 * genextract.c (line_no): Make global.
12511 (VEC_safe_set_locstr): Change assertion to error message.
12512 (main): Exit with status 1 on error.
12514 2009-04-08 Joseph Myers <joseph@codesourcery.com>
12518 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
12519 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
12520 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
12521 * c-convert.c (convert): Do not call fold on results of conversion
12522 functions when the result is a C_MAYBE_CONST_EXPR.
12523 * c-parser.c (c_parser_postfix_expression): Do not fold condition
12524 of __builtin_choose_expr.
12525 * c-typeck.c (remove_c_maybe_const_expr): New.
12526 (build_unary_op, build_conditional_expr, build_compound_expr,
12527 build_binary_op, c_objc_common_truthvalue_conversion): Call
12528 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
12531 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
12533 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
12534 CODE to produce a new one. Add a prototype to use fold_convert_const
12536 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
12539 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
12540 mix declarations and code.
12542 2009-04-08 Ben Elliston <bje@au.ibm.com>
12544 * gcc.c: Replace `CC' with `GCC' throughout.
12546 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
12548 * doc/invoke.texi: Document Atom support.
12550 2009-04-07 Jason Merrill <jason@redhat.com>
12553 * c-common.h, c-common.c: Add flag_pretty_templates.
12554 * c-opts.c (c_common_handle_option): Set it.
12555 * c.opt: Add -fno-pretty-templates.
12556 * doc/invoke.texi (C++ Dialect Options): Likewise.
12558 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
12560 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
12561 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
12562 (ia64_expand_builtin): Likewise.
12564 2009-04-07 Martin Jambor <mjambor@suse.cz>
12566 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
12567 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
12568 ADDR_EXPRS are include too.
12570 2009-04-07 Richard Guenther <rguenther@suse.de>
12572 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
12573 decls are only used if passes as parameters or if they are
12574 local statics and the call is not to a builtin.
12575 (call_may_clobber_ref_p_1): Likewise.
12577 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12579 * expr.c (do_store_flag): Remove last argument. Simplify code
12580 to avoid duplication of tests already done by can_compare_p.
12581 (expand_expr_real_1): Adjust caller.
12583 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12585 * optabs.c (can_compare_p): Test the predicate of a
12586 cbranch and cstore pattern.
12588 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12590 * expr.c (convert_move): Use emit_store_flag instead of
12593 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12595 * config/i386/i386.c (ix86_compare_emitted): Remove.
12596 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
12597 ix86_compare_op0 like ix86_compare_emitted used to be handled.
12598 * config/i386/i386.h (ix86_compare_emitted): Remove.
12599 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
12600 instead of ix86_compare_emitted.
12601 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
12603 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
12605 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
12606 Add t-sysroot-suffix to tmake_file.
12607 * config/print-sysroot-suffix.sh: New file.
12608 * config/t-sysroot-suffix: New file.
12610 2009-04-07 Ben Elliston <bje@au.ibm.com>
12612 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
12613 as the latter produces a warning when the target does not support
12616 2009-04-07 Ben Elliston <bje@au.ibm.com>
12618 * dfp.c: Replace type punning assignments with memcpy throughout.
12619 * Makefile.in (dfp.o-warn): Remove.
12621 2009-04-07 Alan Modra <amodra@bigpond.net.au>
12624 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
12625 Include soft-fp/t-softfp after rs6000/t-linux64.
12627 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
12629 * stor-layout.c (set_sizetype): Use the full precision of their
12630 machine mode for bitsize types.
12632 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
12634 * config/i386/i386.md: Revert 2 accidental checkins.
12636 2009-04-06 Joey Ye <joey.ye@intel.com>
12637 Xuepeng Guo <xuepeng.guo@intel.com>
12638 H.J. Lu <hongjiu.lu@intel.com>
12640 Atom pipeline model, tuning and insn selection.
12641 * config.gcc (atom): Add atom config options and target.
12643 * config/i386/atom.md: New.
12645 * config/i386/i386.c (atom_cost): New cost.
12646 (m_ATOM): New macro flag.
12647 (initial_ix86_tune_features): Set m_ATOM.
12648 (x86_accumulate_outgoing_args): Likewise.
12649 (x86_arch_always_fancy_math_387): Likewise.
12650 (processor_target): Add Atom cost.
12651 (cpu_names): Add Atom cpu name.
12652 (override_options): Set Atom ISA.
12653 (ix86_issue_rate): New case PROCESSOR_ATOM.
12654 (ix86_adjust_cost): Likewise.
12656 * config/i386/i386.h (TARGET_ATOM): New target macro.
12657 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
12658 (TARGET_OPT_AGU): New target option.
12659 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
12660 (processor_type): Add PROCESSOR_ATOM.
12662 * config/i386/i386.md (cpu): Add new value "atom".
12663 (use_carry, movu): New attr.
12664 (atom.md): Include atom.md.
12665 (adddi3_carry_rex64): Set attr "use_carry".
12666 (addqi3_carry): Likewise.
12667 (addhi3_carry): Likewise.
12668 (addsi3_carry): Likewise.
12669 (*addsi3_carry_zext): Likewise.
12670 (subdi3_carry_rex64): Likewise.
12671 (subqi3_carry): Likewise.
12672 (subhi3_carry): Likewise.
12673 (subsi3_carry): Likewise.
12674 (x86_movdicc_0_m1_rex64): Likewise.
12675 (*x86_movdicc_0_m1_se): Likewise.
12676 (x86_movsicc_0_m1): Likewise.
12677 (*x86_movsicc_0_m1_se): Likewise.
12678 (*adddi_1_rex64): Emit add insn as much as possible.
12679 (*addsi_1): Likewise.
12680 (return_internal): Set atom_unit.
12681 (return_internal_long): Likewise.
12682 (return_pop_internal): Likewise.
12683 (*rcpsf2_sse): Set atom_sse_attr attr.
12684 (*qrt<mode>2_sse): Likewise.
12685 (*prefetch_sse): Likewise.
12687 * config/i386/i386-c.c (ix86_target_macros_internal): New case
12689 (ix86_target_macros_internal): Likewise.
12691 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
12692 (*prefetch_sse_rex): Likewise.
12693 (sse_rcpv4sf2): Likewise.
12694 (sse_vmrcpv4sf2): Likewise.
12695 (sse_sqrtv4sf2): Likewise.
12696 (<sse>_vmsqrt<mode>2): Likewise.
12697 (sse_ldmxcsr): Likewise.
12698 (sse_stmxcsr): Likewise.
12699 (*sse_sfence): Likewise.
12700 (sse2_clflush): Likewise.
12701 (*sse2_mfence): Likewise.
12702 (*sse2_lfence): Likewise.
12703 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
12704 (<sse>_movup<ssemodesuffixf2c>): Likewise.
12705 (avx_movdqu<avxmodesuffix>): Likewise.
12706 (avx_lddqu<avxmodesuffix>): Likewise.
12707 (sse2_movntv2di): Change attr "type" to "ssemov".
12708 (sse2_movntsi): Likewise.
12709 (rsqrtv8sf2): Change attr "type" to "sseadd".
12710 (sse3_addsubv2df3): Set attr "atom_unit".
12711 (sse3_h<plusminus_insn>v4sf3): Likewise.
12712 (*sse2_pmaddwd): Likewise.
12713 (*vec_extractv2di_1_rex64): Likewise.
12714 (*vec_extractv2di_1_avx): Likewise.
12715 (sse2_psadbw): Likewise.
12716 (ssse3_phaddwv8hi3): Likewise.
12717 (ssse3_phaddwv4hi3): Likewise.
12718 (ssse3_phadddv4si3): Likewise.
12719 (ssse3_phadddv2si3): Likewise.
12720 (ssse3_phaddswv8hi3): Likewise.
12721 (ssse3_phaddswv4hi3): Likewise.
12722 (ssse3_phsubwv8hi3): Likewise.
12723 (ssse3_phsubwv4hi3): Likewise.
12724 (ssse3_phsubdv4si3): Likewise.
12725 (ssse3_phsubdv2si3): Likewise.
12726 (ssse3_phsubswv8hi3): Likewise.
12727 (ssse3_phsubswv4hi3): Likewise.
12728 (ssse3_pmaddubsw128): Likewise.
12729 (sse3_pmaddubsw: Likewise.
12730 (ssse3_palignrti): Likewise.
12731 (ssse3_palignrdi): Likewise.
12733 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
12735 * doc/install.texi (Specific): Fix two cross-references to MinGW.
12737 2009-04-06 Richard Guenther <rguenther@suse.de>
12739 PR tree-optimization/28868
12740 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
12741 of which PHI results we inserted.
12742 (insert_into_preds_of_block): Record inserted PHIs.
12743 (eliminate): Eliminate redundant PHI nodes.
12744 (init_pre): Init inserted_phi_names.
12746 2009-04-06 Richard Guenther <rguenther@suse.de>
12748 PR tree-optimization/39643
12749 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
12750 IMAGPART_EXPRs of complex constants.
12751 (execute_fold_all_builtins): If we folded a call queue
12752 TODO_update_address_taken.
12754 2009-04-06 Jan Hubicka <jh@suse.cz>
12756 PR middle-end/39659
12757 * except.c (remove_unreachable_regions): Propagate may_contain_throw
12760 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
12762 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
12764 (ic_invalidate_array): Likewise.
12766 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
12768 * calls.c (emit_library_call_value_1): Fix a problem with parameter
12769 alignment for library calls.
12771 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
12773 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
12774 (mingw32 tm clause use_gcc_stdint): Set to wrap.
12775 * config/i386/mingw-stdint.h: New file.
12777 2009-04-05 Richard Guenther <rguenther@suse.de>
12779 PR tree-optimization/39648
12780 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
12781 our &A vs. &A[0] IL deficiencies.
12783 2009-04-04 Jan Hubicka <jh@suse.cz>
12785 * except.c (sjlj_find_directly_reachable_regions): Be ready for
12786 removed toplevel regions.
12787 (sjlj_mark_call_sites): Likewise.
12789 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
12791 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
12792 (cygwin tm clause use_gcc_stdint): Set to wrap.
12793 * config/i386/cygwin-stdint.h: New file.
12795 2009-04-04 Richard Guenther <rguenther@suse.de>
12797 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
12798 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
12799 single-argument PHIs if we are in loop-closed SSA form.
12800 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
12801 for the pre-condition.
12802 (slpeel_tree_peel_loop_to_edge): Likewise.
12803 (vect_build_loop_niters): Take an optional sequence to append stmts.
12804 (vect_generate_tmps_on_preheader): Likewise.
12805 (vect_do_peeling_for_loop_bound): Take extra guards for the
12807 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
12808 the cost model check.
12809 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
12810 guards if we are going to peel. Do not apply versioning in that case.
12811 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
12812 (vect_do_peeling_for_loop_bound): Likewise.
12813 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
12814 loop bound only record extra pre-conditions, do not apply loop
12817 2009-04-04 Richard Guenther <rguenther@suse.de>
12819 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
12822 2009-04-04 Jan Hubicka <jh@suse.cz>
12824 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
12825 last_basic_block for size of bb->index indexed array.
12826 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
12827 compute_out, link_btr_uses, build_btr_def_use_webs,
12828 build_btr_def_use_webs, migrate_btr_defs): Likewise.
12830 2009-04-04 Jan Hubicka <jh@suse.cz>
12832 * except.c (remove_eh_handler_and_replace): Break out from ...
12833 (remove_eh_handler): ... here.
12834 (bring_to_root): New function.
12835 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
12836 handled ones, bring others to root of tree.
12838 2009-04-04 Jan Hubicka <jh@suse.cz>
12840 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
12841 (all_phis_safe_to_merge): New function.
12842 (update_info): New structure.
12843 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
12844 (cleanup_empty_eh): Update SSA if possible.
12846 2009-04-04 Richard Guenther <rguenther@suse.de>
12848 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
12849 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
12850 (append_vuse): Likewise.
12852 2009-04-04 Jakub Jelinek <jakub@redhat.com>
12854 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
12855 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
12856 instead of REG_UNSAVED for DW_CFA_undefined.
12857 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
12858 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
12861 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
12864 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
12865 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
12866 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
12868 2009-04-04 Richard Guenther <rguenther@suse.de>
12870 PR tree-optimization/8781
12871 PR tree-optimization/37892
12872 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
12873 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
12874 (valueize_refs): Call it for *& valueizations.
12875 (shared_reference_ops_from_ref): Rename to ...
12876 (valueize_shared_reference_ops_from_ref): ... this and valueize.
12877 (shared_reference_ops_from_call): Rename to ...
12878 (valueize_shared_reference_ops_from_call): ... this and valueize.
12879 (vn_reference_lookup): Update.
12880 (visit_reference_op_call): Likewise.
12881 * tree-ssa-pre.c (phi_translate_1): Fold *&.
12882 (eliminate): Value-replace the call address in call statements.
12884 2009-04-04 Richard Guenther <rguenther@suse.de>
12886 PR tree-optimization/39636
12887 * tree-ssa-forwprop.c
12888 (forward_propagate_addr_into_variable_array_index): Check for
12889 GIMPLE_ASSIGN before accessing the rhs code.
12891 2009-04-03 Jason Merrill <jason@redhat.com>
12893 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
12895 2009-04-03 Steve Ellcey <sje@cup.hp.com>
12897 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
12898 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
12899 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
12900 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
12901 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
12902 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
12903 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
12904 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
12905 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
12906 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
12907 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
12908 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
12909 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
12910 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
12911 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
12912 Use fr_reg_or_fp01_operand instead of fr_register_operand
12914 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
12915 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
12916 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
12918 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
12920 PR rtl-optimization/39607
12921 PR rtl-optimization/39631
12925 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
12926 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
12927 instead of DF_LR_OUT.
12928 * ira-lives.c (process_bb_node_lives): Ditto.
12929 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
12930 instead of DF_LR_{OUT,IN}.
12931 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
12932 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
12934 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
12936 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
12937 (execute_lower_omp): Always run but take the short way out if -fopenmp
12939 (gate_lower_omp): Remove, forcing the pass manager to always run the
12940 pass and always set PROP_gimple_lomp.
12941 (pass_lower_omp): Remove gate function.
12942 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
12943 PROP_trees. Instead, require it.
12944 * ipa-cp.c (pass_ipa_cp): Likewise.
12945 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
12946 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
12947 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
12948 and PROP_gimple_leh.
12950 2009-04-03 Richard Guenther <rguenther@suse.de>
12952 PR middle-end/13146
12953 PR tree-optimization/23940
12954 PR tree-optimization/33237
12955 PR middle-end/33974
12956 PR middle-end/34093
12957 PR tree-optimization/36201
12958 PR tree-optimization/36230
12959 PR tree-optimization/38049
12960 PR tree-optimization/38207
12961 PR tree-optimization/38230
12962 PR tree-optimization/38301
12963 PR tree-optimization/38585
12964 PR middle-end/38895
12965 PR tree-optimization/38985
12966 PR tree-optimization/39299
12967 * tree-ssa-structalias.h: Remove.
12968 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
12969 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
12970 (struct vuse_element_d): Remove.
12971 (struct vuse_vec_d): Likewise.
12972 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
12973 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
12974 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
12975 VUSE_ELEMENT_VAR): Likewise.
12976 (struct voptype_d): Likewise.
12977 (NUM_VOP_FREE_BUCKETS): Likewise.
12978 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
12979 (struct stmt_operands_d): Remove.
12980 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
12981 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
12982 VDEF_NUM, VDEF_VECT): Likewise.
12983 (copy_virtual_operands): Remove.
12984 (operand_build_cmp): Likewise.
12985 (create_ssa_artificial_load_stmt): Likewise.
12986 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
12987 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
12988 vuse_index and mayuse_index members. Pack and move done and iter_type
12989 members to the front.
12990 (SSA_OP_VMAYUSE): Remove.
12991 (SSA_OP_VIRTUAL_USES): Adjust.
12992 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
12993 (unlink_stmt_vdef): Declare.
12994 (add_to_addressable_set): Remove.
12995 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
12996 (vrp_visit_stmt): Likewise.
12997 * doc/tree-ssa.texi (Alias analysis): Update.
12998 * doc/invoke.texi (max-aliased-vops): Remove docs.
12999 (avg-aliased-vops): Likewise.
13000 * tree-into-ssa.c (syms_to_rename): Remove.
13001 (need_to_update_vops_p): Likewise.
13002 (need_to_initialize_update_ssa_p): Rename to ...
13003 (update_ssa_initialized_fn): ... this. Track function we are
13005 (symbol_marked_for_renaming): Simplify.
13006 (add_new_name_mapping): Do not set need_to_update_vops_p.
13007 (dump_currdefs): Use SYMS_TO_RENAME.
13008 (rewrite_update_stmt): Always walk all uses/defs.
13009 (dump_update_ssa): Adjust.
13010 (init_update_ssa): Take function argument. Track what we are
13012 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
13013 (create_new_def_for): Initialize for cfun, assert we are initialized
13015 (mark_sym_for_renaming): Simplify.
13016 (mark_set_for_renaming): Do not initialize update-ssa.
13017 (need_ssa_update_p): Simplify. Take function argument.
13018 (name_mappings_registered_p): Assert we ask for the correct function.
13019 (name_registered_for_update_p): Likewise.
13020 (ssa_names_to_replace): Likewise.
13021 (release_ssa_name_after_update_ssa): Likewise.
13022 (update_ssa): Likewise. Use SYMS_TO_RENAME.
13023 (dump_decl_set): Do not print a newline.
13024 (debug_decl_set): Do it here.
13025 (dump_update_ssa): And here.
13026 * tree-ssa-loop-im.c (move_computations): Adjust.
13027 (movement_possibility): Likewise.
13028 (determine_max_movement): Likewise.
13029 (gather_mem_refs_stmt): Likewise.
13030 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
13031 or NAME_MEMORY_TAG.
13032 * tree-complex.c (update_all_vops): Remove.
13033 (expand_complex_move): Adjust.
13034 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
13035 Simplify test for memory referencing statement. Exclude
13036 non-invariant ADDR_EXPRs.
13037 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
13038 * tree-loop-distribution.c (generate_memset_zero): Adjust.
13039 (rdg_flag_uses): Likewise.
13040 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
13042 (tree_optimize_tail_calls_1): Also split the
13043 edge from the entry block if we have degenerate PHI nodes in
13044 the first basic block.
13045 * tree.c (init_ttree): Remove memory-tag related code.
13046 (tree_code_size): Likewise.
13047 (tree_node_structure): Likewise.
13048 (build7_stat): Re-write to be build6_stat.
13049 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
13050 (SSA_VAR_P): Adjust.
13051 (struct tree_memory_tag): Remove.
13052 (struct tree_memory_partition_tag): Likewise.
13053 (union tree_node): Adjust.
13054 (build7): Re-write to be build6.
13055 * tree-pass.h (pass_reset_cc_flags): Remove.
13056 (TODO_update_address_taken): New flag.
13057 (pass_simple_dse): Remove.
13058 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
13059 * params.h (MAX_ALIASED_VOPS): Remove.
13060 (AVG_ALIASED_VOPS): Likewise.
13061 * omp-low.c (expand_omp_taskreg): Update SSA form.
13062 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
13063 aliases the lhs in a copy stmt.
13064 * tree-ssa-dse.c (struct address_walk_data): Remove.
13065 (memory_ssa_name_same): Likewise.
13066 (memory_address_same): Likewise.
13067 (get_kill_of_stmt_lhs): Likewise.
13068 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
13069 unused stores. Look through PHI nodes into post-dominated regions.
13070 (dse_optimize_stmt): Simplify. Properly remove stores.
13071 (tree_ssa_dse): Compute dominators.
13072 (execute_simple_dse): Remove.
13073 (pass_simple_dse): Likewise.
13074 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
13075 gimple_loaded_syms and gimple_stored_syms computation.
13076 * toplev.c (dump_memory_report): Dump alias and pta stats.
13077 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
13078 (vn_reference_eq): Likewise.
13079 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
13080 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
13081 valueize_vuses): Remove.
13082 (get_def_ref_stmt_vuses): Simplify. Rename to ...
13083 (get_def_ref_stmt_vuse): ... this.
13084 (vn_reference_lookup_2): New function.
13085 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
13086 walking equivalent vuses. Simplify.
13087 (vn_reference_lookup): Likewise.
13088 (vn_reference_insert): Likewise.
13089 (vn_reference_insert_pieces): Likewise.
13090 (visit_reference_op_call): Simplify.
13091 (visit_reference_op_load): Likewise.
13092 (visit_reference_op_store): Likewise.
13093 (init_scc_vn): Remove shared_lookup_vuses initialization.
13094 (free_scc_vn): Remove shared_lookup_vuses freeing.
13095 (sort_vuses, sort_vuses_heap): Remove.
13096 (get_ref_from_reference_ops): Export.
13097 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
13098 vector with single vuse pointer.
13099 (vn_reference_lookup_pieces, vn_reference_lookup,
13100 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
13101 (shared_vuses_from_stmt): Remove.
13102 (get_ref_from_reference_ops): Declare.
13103 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
13104 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13105 memory-tag related code.
13106 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
13107 (likely_value): Add comment, skip static-chain of call statements.
13108 (surely_varying_stmt_p): Adjust.
13109 (gimplify_and_update_call_from_tree): Likewise.
13110 (execute_fold_all_builtins): Do not rebuild alias info.
13111 (gimplify_and_update_call_from_tree): Properly update VOPs.
13112 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
13113 (copy_ref_info): Remove memory-tag related code.
13114 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
13115 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
13116 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
13118 * tree-ssa-dom.c (gimple_p): Remove typedef.
13119 (eliminate_redundant_computations): Adjust.
13120 (record_equivalences_from_stmt): Likewise.
13121 (avail_expr_hash): Likewise.
13122 (avail_expr_eq): Likewise.
13123 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
13124 (stmt_makes_single_load): Likewise.
13125 (stmt_makes_single_store): Likewise.
13126 * tree-ssa-alias.c: Rewrite completely.
13127 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
13128 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
13129 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
13130 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
13131 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
13132 Remove public functions.
13133 (pass_reset_cc_flags): Remove.
13134 (pass_build_alias): Move ...
13135 * tree-ssa-structalias.c (pass_build_alias): ... here.
13136 * tree-ssa-alias.c (may_be_aliased): Move ...
13137 * tree-flow-inline.h (may_be_aliased): ... here.
13138 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
13139 count_uses_and_derefs): Move ...
13140 * gimple.c: ... here.
13141 * gimple.h (count_uses_and_derefs): Declare.
13142 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
13143 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
13144 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
13145 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
13146 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
13147 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
13148 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
13150 * tree-dfa.c (refs_may_alias_p): Move ...
13151 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
13152 * tree-ssa-alias.h: New file.
13153 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
13154 (statement_sink_location): Likewise.
13155 * opts.c (decode_options): Do not adjust max-aliased-vops or
13156 avg-aliased-vops values.
13157 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
13158 (TV_CALL_CLOBBER): Likewise.
13159 (TV_FLOW_SENSITIVE): Likewise.
13160 (TV_FLOW_INSENSITIVE): Likewise.
13161 (TV_MEMORY_PARTITIONING): Likewise.
13162 (TV_ALIAS_STMT_WALK): New timevar.
13163 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
13164 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
13165 (get_address_description): Remove memory-tag related code.
13166 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
13167 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
13168 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
13169 and immediate uses in statements. Document.
13170 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
13171 (dump_symbols): Remove.
13172 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
13173 * alias.c (get_deref_alias_set): New function split out from ...
13174 (get_alias_set): ... here.
13175 * alias.h (get_deref_alias_set): Declare.
13176 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
13177 type parameter. Remove restrict pointer handling. Create a
13178 ref-all pointer in case type-based alias sets do not conflict.
13179 (vect_analyze_data_refs): Remove SMT related code.
13180 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
13181 (vectorizable_load): Likewise.
13182 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
13183 (DR_SYMBOL_TAG, DR_VOPS): Remove.
13184 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
13185 Ignore vops and SMTs.
13186 (dr_analyze_alias): Likewise..
13187 (free_data_ref): Likewise.
13188 (create_data_ref): Likewise.
13189 (analyze_all_data_dependences): Likewise.
13190 (get_references_in_stmt): Adjust.
13191 * tree-flow-inline.h (gimple_aliases_computed_p,
13192 gimple_addressable_vars, gimple_call_clobbered_vars,
13193 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
13194 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
13195 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
13196 gimple_mem_ref_stats): Remove.
13197 (gimple_vop): New function.
13198 (op_iter_next_use): Remove vuses and mayuses cases.
13199 (op_iter_next_def): Remove vdefs case.
13200 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
13201 (clear_and_done_ssa_iter): Do not set removed fields.
13202 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
13203 Assert we are not iterating over vuses or vdefs if not also
13204 iterating over uses or defs.
13205 (op_iter_init_use): Likewise.
13206 (op_iter_init_def): Likewise.
13207 (op_iter_next_vdef): Remove.
13208 (op_iter_next_mustdef): Likewise.
13209 (op_iter_init_vdef): Likewise.
13210 (compare_ssa_operands_equal): Likewise.
13211 (link_use_stmts_after): Handle vuse operand.
13212 (is_call_used): Use is_call_clobbered.
13213 (is_call_clobbered): Global variables are always call clobbered,
13214 query the call-clobbers bitmap.
13215 (mark_call_clobbered): Ignore global variables.
13216 (clear_call_clobbered): Likewise.
13217 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
13218 virtual operands sanity check.
13219 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
13221 (TARGET_MEM_REF): Remove TMR_TAG operand.
13222 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
13223 Remove call-clobber related code.
13224 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
13225 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
13226 partitions or escape reason.
13227 (get_single_def_stmt, get_single_def_stmt_from_phi,
13228 get_single_def_stmt_with_phi): Remove.
13229 (dump_referenced_vars): Tidy.
13230 (get_ref_base_and_extent): Allow bare decls.
13231 (collect_dfa_stats): Adjust.
13232 * graphite.c (rename_variables_in_stmt): Adjust.
13233 (graphite_copy_stmts_from_block): Likewise.
13234 (translate_clast): Likewise.
13235 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
13237 (translate_vuse_through_block): Use the oracle.
13238 (phi_translate_1): Adjust.
13239 (value_dies_in_block_x): Use the oracle. Cache the outcome
13241 (valid_in_sets): Check if the VUSE for
13242 a REFERENCE is available.
13243 (eliminate): Do not remove stmts during elimination,
13244 instead queue and remove them afterwards.
13245 (do_pre): Do not rebuild alias info.
13246 (pass_pre): Run TODO_rebuild_alias before PRE.
13247 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
13248 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
13249 (mark_all_v_defs_stmt): Remove.
13250 (mark_all_v_defs_seq): Adjust.
13251 (sra_replace): Likewise.
13252 (scalarize_use): Likewise.
13253 (scalarize_copy): Likewise.
13254 (scalarize_init): Likewise.
13255 (scalarize_ldst): Likewise.
13256 (todoflags): Remove.
13257 (tree_sra): Do not rebuild alias info.
13258 (tree_sra_early): Adjust.
13259 (pass_sra): Run TODO_update_address_taken before SRA.
13260 * tree-predcom.c (set_alias_info): Remove.
13261 (prepare_initializers_chain): Do not call it.
13262 (mark_virtual_ops_for_renaming): Adjust.
13263 (mark_virtual_ops_for_renaming_list): Remove.
13264 (initialize_root_vars): Adjust.
13265 (initialize_root_vars_lm): Likewise.
13266 (prepare_initializers_chain): Likewise.
13267 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
13268 (may_propagate_copy_into_stmt): Likewise.
13269 (merge_alias_info): Do nothing for now.
13270 (propagate_tree_value_into_stmt): Adjust.
13271 (stmt_may_generate_copy): Likewise.
13272 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
13273 not mark symbols for renaming.
13274 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
13275 with the same statement, make sure to update the new pointed-to one.
13276 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
13277 call statements, do not mark symbols for renaming.
13278 (mark_operand_necessary): Dump something.
13279 (ref_may_be_aliased): New function.
13280 (mark_aliased_reaching_defs_necessary_1): New helper function.
13281 (mark_aliased_reaching_defs_necessary): Likewise.
13282 (mark_all_reaching_defs_necessary_1): Likewise.
13283 (mark_all_reaching_defs_necessary): Likewise.
13284 (propagate_necessity): Do not process virtual PHIs. For
13285 non-aliased loads mark all reaching definitions as necessary.
13286 For aliased loads and stores mark the immediate dominating
13287 aliased clobbers as necessary.
13288 (visited): New global static.
13289 (perform_tree_ssa_dce): Free visited bitmap after propagating
13291 (remove_dead_phis): Perform simple dead virtual PHI removal.
13292 (remove_dead_stmt): Properly unlink virtual operands when
13294 (eliminate_unnecessary_stmts): Schedule PHI removal after
13296 * tree-ssa-ter.c (is_replaceable_p): Adjust.
13297 (process_replaceable): Likewise.
13298 (find_replaceable_in_bb): Likewise.
13299 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
13300 based on the single gimple vop.
13301 (verify_flow_insensitive_alias_info): Remove.
13302 (verify_flow_sensitive_alias_info): Likewise.
13303 (verify_call_clobbering): Likewise.
13304 (verify_memory_partitions): Likewise.
13305 (verify_alias_info): Likewise.
13306 (verify_ssa): Adjust..
13307 (execute_update_addresses_taken): Export. Update SSA
13308 manually. Optimize only when optimizing. Use a local bitmap.
13309 (pass_update_address_taken): Remove TODO_update_ssa, add
13311 (pass_update_address_taken): Just use TODO_update_address_taken.
13312 (init_tree_ssa): Do not initialize addressable_vars.
13313 (verify_ssa): Verify new VUSE / VDEF properties.
13314 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
13315 Do not call verify_alias_info.
13316 (delete_tree_ssa): Clear the VUSE, VDEF operands.
13317 Do not free the loaded and stored syms bitmaps. Reset the escaped
13318 and callused solutions. Do not free addressable_vars.
13319 Remove memory-tag related code.
13320 (warn_uninitialized_var): Aliases are always available.
13321 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
13322 * lambda-code.c (can_put_in_inner_loop): Adjust.
13323 (can_put_after_inner_loop): Likewise.
13324 (perfect_nestify): Likewise.
13325 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
13326 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
13327 (vectorizable_conversion): Do not mark symbols for renaming.
13328 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
13329 (expand_call_inline): Unlink the calls virtual operands before
13331 (tree_function_versioning): Do not call update_ssa if we are not
13332 updating clones. Simplify.
13333 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
13334 (propagate_with_phi): Likewise..
13335 * tree-outof-ssa.c (create_temp): Remove memory tag and call
13336 clobber code. Assert we are not aliased or global.
13337 * tree-flow.h: Include tree-ssa-alias.h
13338 (enum escape_type): Remove.
13339 (struct mem_sym_stats_d): Likewise.
13340 (struct mem_ref_stats_d): Likewise.
13341 (struct gimple_df): Add vop member. Remove global_var,
13342 call_clobbered_vars, call_used_vars, addressable_vars,
13343 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
13344 escaped and callused members.
13345 (struct ptr_info_def): Remove all members, add points-to solution
13347 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
13348 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
13349 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
13350 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
13351 (tree-ssa-alias.o): Likewise.
13352 (toplev.o): Add tree-ssa-alias.h
13353 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
13354 * gimple.c (gimple_set_bb): Fix off-by-one error.
13355 (is_gimple_reg): Do not handle memory tags.
13356 (gimple_copy): Also copy virtual operands.
13357 Delay updating the statement. Do not reset loaded and stored syms.
13358 (gimple_set_stored_syms): Remove.
13359 (gimple_set_loaded_syms): Likewise.
13360 (gimple_call_copy_skip_args): Copy the virtual operands
13361 and mark the new statement modified.
13362 * tree-ssa-structalias.c (may_alias_p): Remove.
13363 (set_uids_in_ptset): Take the alias set to prune with as
13364 parameter. Fold in the alias test of may_alias_p.
13365 (compute_points_to_sets): Compute whether a ptr is dereferenced
13366 in a local sbitmap.
13367 (process_constraint): Deal with &ANYTHING on the lhs, reject all
13368 other ADDRESSOF constraints on the lhs.
13369 (get_constraint_for_component_ref): Assert that we don't get
13370 ADDRESSOF constraints from the base of the reference.
13371 Properly generate UNKNOWN_OFFSET for DEREF if needed.
13372 (struct variable_info): Remove collapsed_to member.
13373 (get_varinfo_fc): Remove.
13374 (new_var_info): Do not set collapsed_to.
13375 (dump_constraint): Do not follow cycles.
13376 (dump_constraint_graph): Likewise.
13377 (build_pred_graph): Likewise.
13378 (build_succ_graph): Likewise.
13379 (rewrite_constraints): Likewise.
13380 (do_simple_structure_copy): Remove.
13381 (do_rhs_deref_structure_copy): Remove.
13382 (do_lhs_deref_structure_copy): Remove.
13383 (collapse_rest_of_var): Remove.
13384 (do_structure_copy): Re-implement.
13385 (pta_stats): New global variable.
13386 (dump_pta_stats): New function.
13387 (struct constraint_expr): Make offset signed.
13388 (UNKNOWN_OFFSET): Define special value.
13389 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
13390 (solution_set_expand): New helper function split out from ...
13391 (do_sd_constraint): ... here.
13392 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
13393 (do_ds_constraint): Likewise.
13394 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
13395 and CALLUSED = *CALLUSED.
13396 (set_union_with_increment): Make inc argument signed.
13397 (type_safe): Remove.
13398 (get_constraint_for_ptr_offset): Handle unknown and negative
13400 (first_vi_for_offset): Handle offsets before start. Bail
13401 out early for offsets beyond the variable extent.
13402 (first_or_preceding_vi_for_offset): New function.
13403 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
13404 Together with ESCAPED = *ESCAPED this properly computes reachability.
13405 (find_what_var_points_to): New function.
13406 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
13407 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
13408 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
13409 pt_solutions_intersect): New functions.
13410 (compute_call_used_vars): Remove.
13411 (compute_may_aliases): New main entry into PTA computation.
13412 * gimple.h (gimple_p): New typedef.
13413 (struct gimple_statement_base): Remove references_memory_p.
13414 (struct gimple_statement_with_memory_ops_base): Remove
13415 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
13417 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
13418 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
13419 gimple_set_references_memory): Remove.
13420 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
13421 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
13423 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
13424 (verify_expr): Allow RESULT_DECL.
13425 (gimple_duplicate_bb): Do not copy virtual operands.
13426 (gimple_duplicate_sese_region): Adjust.
13427 (gimple_duplicate_sese_tail): Likewise.
13428 (mark_virtual_ops_in_region): Remove.
13429 (move_sese_region_to_fn): Do not call it.
13430 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
13431 and pass_simple_dse.
13432 (execute_function_todo): Handle TODO_update_address_taken,
13433 call execute_update_addresses_taken for TODO_rebuild_alias.
13434 (execute_todo): Adjust.
13435 (execute_one_pass): Init dump files early.
13436 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
13438 (create_general_new_stmt): Clear vops.
13439 * tree-ssa-reassoc.c (get_rank): Adjust.
13440 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
13441 symbols for renaming.
13442 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
13443 (PARAM_AVG_ALIASED_VOPS): Likewise.
13444 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
13445 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
13446 * tree-ssa-operands.c: Simplify for new virtual operand representation.
13447 (operand_build_cmp, copy_virtual_operands,
13448 create_ssa_artificial_load_stmt, add_to_addressable_set,
13449 gimple_add_to_addresses_taken): Remove public functions.
13450 (unlink_stmt_vdef): New function.
13452 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13454 * config.gcc (powerpc-*-linux*): Merge variants.
13456 2009-04-02 Chao-ying Fu <fu@mips.com>
13457 James Grosbach <james.grosbach@microchip.com>
13459 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
13460 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
13462 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
13463 keep_interrupts_masked_p, use_debug_exception_return_p.
13464 (mips_attribute_table): Add interrupt, use_shadow_register_set,
13465 keep_interrupts_masked, use_debug_exception_return.
13466 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
13467 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
13469 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
13470 (mips_print_operand): Process COP0 registers to print $0 .. $31
13471 correctly for GAS to process.
13472 (mips_interrupt_extra_call_saved_reg_p): New function.
13473 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
13475 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
13476 (mips_compute_frame_info): Add supports for interrupt context that
13477 includes doubleword accumulators and COP0 registers.
13478 (mips_for_each_saved_acc): New function.
13479 (mips_for_each_saved_gpr_and_fpr): Change the function name from
13480 mips_for_each_saved_reg.
13481 (mips_save_reg): Save accumulators.
13482 (mips_kernel_reg_p): A new for_each_rtx callback.
13483 (mips_expand_prologue): Support interrupt handlers.
13484 (mips_restore_reg): Restore accumulators.
13485 (mips_expand_epilogue): Support interrupt handlers.
13486 (mips_can_use_return_insn): Return false for interrupt handlers.
13487 (mips_epilogue_uses): New function.
13488 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
13489 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
13490 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
13491 cop0_move): New instructions.
13492 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
13493 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
13495 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
13497 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
13498 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
13499 interrupt handlers, we use K0 as the temporary register.
13500 (EPILOGUE_USES): Change to a function call.
13501 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
13502 handlers, we use K0 as the temporary register.
13504 * doc/extend.texi (Function Attributes): Document interrupt,
13505 use_shadow_register_set, keep_interrupts_masked,
13506 use_debug_exception_return for MIPS attributes.
13508 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13510 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
13511 Remove a number of t-files from tmake_file.
13512 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
13513 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
13514 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
13515 target_prototype, not TARGET_PROTOTYPE.
13516 (LINK_OS_GNU_SPEC): Define.
13517 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
13518 and darwin-ldoubdle.c.
13520 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
13523 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
13524 (cpp_options): Ditto.
13525 (default_compilers): Ditto.
13526 (display_help): Ditto.
13527 (process_command): Ditto.
13528 (do_spec_1): Ditto.
13529 (set_input): Use lbasename instead of duplicate code.
13530 (save_temps_prefix): New static for -save-temps=obj.
13531 (save_temps_length): Ditto.
13533 * doc/invoke.texi (-save-temps=obj): Document new variant to
13534 -save-temps switch.
13536 2009-04-02 Jeff Law <law@redhat.com>
13538 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
13541 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
13543 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
13544 * configure: Regenerated.
13546 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13548 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
13549 share the argument list.
13551 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13555 2009-02-12 Diego Novillo <dnovillo@google.com>
13557 * varpool.c (debug_varpool): New.
13558 * cgraph.h (debug_varpool): Declare.
13560 2009-04-02 Jan Hubicka <jh@suse.cz>
13562 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
13565 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
13567 * config/i386/i386.c (ix86_abi): Move initialization to ...
13568 (override_options): Here.
13570 2009-04-02 Christian Bruel <christian.bruel@st.com>
13572 * config/sh/sh.c (sh_dwarf_register_span): New function.
13573 (TARGET_DWARF_REGISTER_SPAN): Define.
13574 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
13576 2009-04-02 Ira Rosen <irar@il.ibm.com>
13578 PR tree-optimization/39595
13579 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
13580 interleaved loads group is not greater than the SLP group size.
13582 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13584 * builtins.c (is_builtin_name): New.
13585 (called_as_built_in): Use is_builtin_name.
13586 * tree.h (is_builtin_name): New.
13587 * varasm.c (incorporeal_function_p): Use is_builtin_name
13589 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
13591 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
13593 2009-04-02 Dodji Seketeli <dodji@redhat.com>
13596 * c-decl.c (clone_underlying_type): Move this ...
13597 * c-common.c (set_underlying_type): ... here.
13598 Also, make sure the function properly sets TYPE_STUB_DECL() on
13599 the newly created typedef variant type.
13600 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
13601 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
13604 2009-04-02 Richard Guenther <rguenther@suse.de>
13606 PR tree-optimization/37221
13607 * tree-flow.h (degenerate_phi_result): Declare.
13608 * tree-ssa-dom.c (degenerate_phi_result): Export.
13609 * tree-scalar-evolution.c (analyze_initial_condition): If
13610 the initial condition is defined by a degenerate PHI node
13611 use the degenerate value.
13613 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
13615 PR rtl-optimization/39588
13616 * combine.c (merge_outer_ops): Do not set the constant when this
13618 (simplify_shift_const_1): Do not modify it either in this case.
13620 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
13622 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
13623 tuning is deprecated if -mtune value is set to an Itanium1 variant.
13625 2009-04-01 Janis Johnson <janis187@us.ibm.com>
13628 * c-lex.c (interpret_float): Default (no suffix) is double.
13630 2009-04-1 Xinliang David Li <davidxl@google.com>
13632 * config/i386/i386.c (legitimate_constant_p): Recognize
13633 all one vector constant.
13635 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13637 * config/vax/vax.c: Add #includes to silence warnings.
13638 Change #include order to silence two warnings.
13640 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13642 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
13643 (ASM_SPEC): Pass -k to the assembler for PIC code.
13645 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13647 * config.gcc: Add vax-*-linux* to the switch.
13648 * config/vax/linux.h: New file. (TARGET_VERSION,
13649 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
13651 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13653 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
13654 Use predicate macros instead of GET_CODE() == foo.
13655 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
13656 ashlsi3, rotrsi3, <unnamed>): Likewise.
13658 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13660 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
13661 jbbccihi, jbbccisi): Remova trailing whitespace.
13662 * config/vax/constraints.md: Likewise.
13663 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
13664 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
13665 * config/vax/predicates.md: Likewise.
13666 * config/vax/vax.c (print_operand_address, vax_output_int_move,
13667 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
13668 * config/vax/vax.h: Likewise.
13669 * config/vax/vax.md (nonlocal_goto): Likewise.
13671 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13673 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
13674 (indirectable_address_p, adjacent_operands_p): Add spaces around
13676 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
13678 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13680 * config/vax/vax.c (legitimate_constant_address_p,
13681 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
13682 index_term_p, reg_plus_index_p, legitimate_address_p,
13683 vax_mode_dependent_address_p): Update comments to match functions
13684 modified by the recent int->bool conversion.
13686 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13688 * config/vax/builtins.md: Update copyright message.
13689 * config/vax/constraints.md: Likewise.
13690 * config/vax/netbsd-elf.h: Likewise.
13691 * config/vax/predicates.md: Likewise.
13692 * config/vax/vax-protos.h: Likewise.
13693 * config/vax/vax.c: Likewise.
13694 * config/vax/vax.h: Likewise.
13695 * config/vax/vax.md: Likewise.
13696 * config/vax/vax.opt: Likewise.
13698 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13700 * config/vax/builtins.md (ffssi2, ffssi2_internal,
13701 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
13702 * config/vax/constraints.md (B, R): Likewise.
13703 * config/vax/predicates.md (external_memory_operand,
13704 nonimmediate_addsub_di_operand): Likewise.
13705 * config/vax/vax.c (vax_output_int_add): Likewise.
13706 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
13707 untyped_call): Likewise.
13709 2009-04-01 Matt Thomas <matt@3am-software.com>
13711 * config/vax/predicates.md: New file.
13712 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
13713 external_const_operand, nonsymbolic_operand, external_memory_operand,
13714 indirect_memory_operand, indexed_memory_operand,
13715 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
13716 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
13718 * config/vax/constraints.md: New file.
13719 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
13721 * config/vax/builtins.md: New file.
13722 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
13723 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
13725 * config/vax/vax.opt (mqmath): Add option.
13726 * config/vax/vax.md (isfx): Extend with DI.
13727 (VAXintQH, VAXintQHSD): Define.
13728 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
13729 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
13730 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
13731 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
13732 (movdi): Update constraints and use vax_output_int_move().
13733 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
13734 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
13735 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
13736 nonlocal_goto): New.
13737 (mov<mode>): Extend accepted operand types.
13738 (subdi3_old): Rename from subdi3, change update constraints and use
13739 a new implementation.
13740 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
13741 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
13742 MOVE_RATIO, CLEAR_RATIO): Define.
13743 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
13744 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
13745 (PRINT_OPERAND): Redefine using a function instead of inlined code.
13746 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
13747 (split_quadword_operands): Make static and really allow variable
13749 (print_operand_address): Update for PIC generation.
13750 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
13751 indexable_address_p, fixup_mathdi_operand,
13752 vax_expand_addsub_di_operands, adjacent_operands_p): New.
13753 (vax_float_literal, legitimate_constant_p,
13754 indirectable_constant_address_p, index_term_p,
13755 reg_plus_index_p): Return bool instead of int.
13756 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
13758 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
13760 (vax_output_conditional_branch): Indent.
13761 (legitimate_constant_address_p, indirectable_constant_address_p,
13762 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
13763 vax_mode_dependent_address_p): Return bool instead of int, update for
13765 * config/vax/vax-protos.h (legitimate_constant_address_p,
13766 legitimate_constant_p, legitimate_address_p,
13767 vax_mode_dependent_address_p): Change declaration to bool.
13768 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
13769 vax_expand_addsub_di_operands, vax_output_int_subtract,
13770 vax_output_movmemsi): Declare.
13771 (split_quadword_operands, vax_float_literal): Delete declaration.
13772 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
13773 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
13774 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
13775 ASM_OUTPUT_DWARF_PCREL): Define.
13776 (ASM_SPEC): Change definition to allow PIC generation.
13778 2009-04-01 Steve Ellcey <sje@cup.hp.com>
13780 * doc/sourcebuild.texi: Update front-end requirements.
13782 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13785 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
13786 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
13787 (booldi3_internal3): Use boolean_or_operator instead of
13790 2009-04-01 Joseph Myers <joseph@codesourcery.com>
13793 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
13794 declarator whose size is not an integer constant expression but
13795 folds to an integer constant, then treat it as a constant
13798 2009-04-01 Richard Guenther <rguenther@suse.de>
13800 * fold-const.c (fold_plusminus_mult_expr): Do not fold
13801 i * 4 + 2 to (i * 2 + 1) * 2.
13803 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13806 * c-parser.c (c_parser_asm_statement): Skip until close paren and
13807 return if c_parser_asm_string_literal returned NULL.
13809 2009-04-01 Nick Clifton <nickc@redhat.com>
13811 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
13813 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
13814 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
13815 other typedefs to avoid conflicts with libgcc2.c. Define labels
13816 to gain 16-bit bit-manipulation functions from libgcc2.c and then
13818 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
13819 to gain 16-bit trapping arithmetic functions from libgcc2.c and
13822 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
13824 * varasm.c (default_function_rodata_section): Declare DOT as
13827 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
13828 Andrey Galkin <agalkin@hypercom.com>
13831 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
13832 Make object_name unique for each process.
13834 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13837 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
13838 addressable variables in the parallel that could go out of scope while
13839 running queued tasks.
13841 2009-04-01 Anatoly Sokolov <aesok@post.ru>
13843 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
13844 (CASE_VALUES_THRESHOLD): Redefine.
13845 * config/avr/avr.c (avr_override_options): Remove initialization of
13846 avr_case_values_threshold variable.
13847 (avr_case_values_threshold): Remove variable. Add new function.
13848 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
13849 * config/avr/avr.opt (mno-tablejump): Remove option.
13850 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
13852 2009-04-01 DJ Delorie <dj@redhat.com>
13854 * varasm.c (default_function_rodata_section): Don't assume
13855 anything about where the first '.' in the section name is.
13857 2009-04-01 Alan Modra <amodra@bigpond.net.au>
13859 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
13860 rs6000_emit_stack_tie.
13862 2009-03-31 Ian Lance Taylor <iant@google.com>
13864 * tree-eh.c (tree_remove_unreachable_handlers): Compare
13865 gimple_code with GIMPLE_RESX, not RESX.
13867 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13869 * c-common.c (c_get_ident): New.
13870 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
13872 2009-04-01 Ben Elliston <bje@au.ibm.com>
13874 * config/rs6000/sysv4.opt (msdata): Improve option description.
13876 2009-03-31 Steve Ellcey <sje@cup.hp.com>
13878 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
13879 (divdf3_internal_lat): Remove.
13880 (divxf3_internal_lat): Remove.
13881 (divxf3_internal_thr): Remove.
13882 (divxf): Use divxf3_internal.
13883 * config/ia64/div.md (divsf3_internal_lat): New.
13884 (divdf3_internal_lat): New.
13885 (divxf3_internal): New.
13887 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13890 * Makefile.in (USE_GCC_STDINT): Define.
13891 (stmp-int-hdrs): Install stdint.h if applicable.
13892 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
13894 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
13895 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
13896 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
13897 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13898 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13899 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13900 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13901 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13902 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13903 (c_common_nodes_and_builtins): Initialize
13904 underlying_wchar_type_node. Do not initialize
13905 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
13906 nodes for new types.
13907 (c_stddef_cpp_builtins): Define macros for new types.
13908 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
13910 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
13911 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
13912 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
13913 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
13914 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
13915 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
13916 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
13917 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
13918 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
13919 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
13920 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
13921 int16_type_node, int32_type_node, int64_type_node,
13922 uint8_type_node, uint16_type_node, c_uint32_type_node,
13923 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
13924 int_least32_type_node, int_least64_type_node,
13925 uint_least8_type_node, uint_least16_type_node,
13926 uint_least32_type_node, uint_least64_type_node,
13927 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
13928 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
13929 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
13930 uintptr_type_node): Define.
13931 * c-cppbuiltin.c (builtin_define_constants,
13932 builtin_define_type_minmax): New.
13933 (builtin_define_stdint_macros): Define more macros.
13934 (c_cpp_builtins): Define more limit macros.
13935 (type_suffix): New.
13936 (builtin_define_type_max): Define in terms of
13937 builtin_define_type_minmax. Remove is_long parameter. All
13939 * config.gcc (use_gcc_stdint): Define.
13940 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
13941 Add newlib-stdint.h for generic targets.
13942 * config/glibc-stdint.h, config/newlib-stdint.h,
13943 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
13944 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
13945 * config/score/score.h (UINTPTR_TYPE): Define.
13946 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
13947 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
13948 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13949 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13950 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13951 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13952 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13953 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13954 * config/spu/spu.h (STDINT_LONG32): Define.
13955 * configure.ac (use_gcc_stdint): Substitute.
13956 * configure: Regenerate.
13957 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
13958 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
13959 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
13960 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
13961 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
13962 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
13963 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
13964 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
13965 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
13966 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
13967 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
13968 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
13969 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
13970 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
13971 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
13972 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
13973 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
13974 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
13975 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
13976 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
13977 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
13978 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
13979 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
13980 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13981 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13982 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13983 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13984 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13985 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
13987 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
13989 * loop-iv.c (suitable_set_for_replacement): Renamed from
13990 simplify_using_assignment; changed to return bool and to accept new
13991 args DEST and SRC. Return true iff we find a source/destination pair
13992 that can be used to make a replacement, and fill SRC and DEST if so.
13993 Remove arg ALTERED. Don't deal with altered regs here. All callers
13995 (simplify_using_initial_values): Deal with altered regs here and track
13996 more precisely the effect they have on the validity of our expression.
13998 * loop-iv.c (simplify_using_condition): A condition of the form
13999 (EQ REG CONST) can be used to simply make a substitution.
14000 (simplify_using_initial_values): Keep track of conditions we have seen
14001 and keep using them to simplify new expressions, while applying the
14002 same substitutions to them as to the expression.
14004 * simplify-rtx.c (simplify_relational_operation_1): Simplify
14005 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
14008 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
14009 changed. Use this when trying to improve the upper bound.
14010 Generate the comparison by using simplify_gen_relational.
14012 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
14014 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
14016 (simplify_using_assignment, simplify_using_initial_values): Call
14017 replace_in_expr to make replacements. Call replace_single_def_regs
14018 once on the initial version of the expression.
14020 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14023 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
14025 2009-03-31 Richard Guenther <rguenther@suse.de>
14027 PR middle-end/31029
14028 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
14029 equality comparisons. Fold C - X CMP X if C % 2 == 1.
14031 2009-03-31 Richard Guenther <rguenther@suse.de>
14033 * tree.h (div_if_zero_remainder): Declare.
14034 * fold-const.c (div_if_zero_remainder): Export.
14035 * tree-ssa-forwprop.c
14036 (forward_propagate_addr_into_variable_array_index): Handle
14037 constant array index addition outside of the variable index.
14039 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14042 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
14043 define_splits, floatunssi<mode>2): Require x87 conversions from
14044 DImode to be permitted.
14046 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14048 PR preprocessor/15638
14049 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
14051 2009-03-31 Richard Guenther <rguenther@suse.de>
14053 PR middle-end/23401
14054 PR middle-end/27810
14055 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
14056 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
14057 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
14058 a separate statement.
14059 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
14060 (lookup_tmp_var): Likewise.
14061 (is_gimple_formal_tmp_or_call_rhs): Remove.
14062 (is_gimple_reg_or_call_rhs): Rename to ...
14063 (is_gimple_reg_rhs_or_call): ... this.
14064 (is_gimple_mem_or_call_rhs): Rename to ...
14065 (is_gimple_mem_rhs_or_call): ... this.
14066 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
14067 DECL_GIMPLE_REG_P only if is_formal is true.
14068 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
14069 for non-proper post-modify expression gimplification.
14070 (gimplify_self_mod_expr): For post-modify expressions gimplify
14071 the lvalue to a minimal lvalue.
14072 (rhs_predicate_for): Remove formal temp case.
14073 (gimplify_modify_expr_rhs): Likewise.
14074 (gimplify_addr_expr): Use is_gimple_reg.
14075 (gimplify_expr): Remove formal temp cases.
14076 (gimple_regimplify_operands): Likewise.
14077 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
14078 and FILTER_EXPR like constants.
14079 * gimple.c (walk_gimple_op): Fix val_only initialization, use
14081 (is_gimple_formal_tmp_rhs): Remove.
14082 (is_gimple_reg_rhs): Remove special casing.
14083 (is_gimple_mem_rhs): Fix.
14084 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
14085 (is_gimple_formal_tmp_var): Remove.
14086 (is_gimple_formal_tmp_reg): Likewise.
14087 (is_gimple_min_lval): Allow invariant component ref parts.
14088 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
14089 is_gimple_formal_tmp_reg): Remove declarations.
14090 * tree-cfg.c (verify_expr): Verify that variables with address
14091 taken do not have DECL_GIMPLE_REG_P set.
14092 * tree-mudflap.c (mf_build_check_statement_for): Use
14093 force_gimple_operand instead of gimplify_expr.
14095 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
14097 * modulo-sched.c (sms_schedule_by_order): Pass the actual
14098 schedulable rows to compute_split_row.
14100 2009-03-31 Ben Elliston <bje@au.ibm.com>
14103 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
14106 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14108 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
14109 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
14110 * configure: Regenerate.
14111 * config.in: Regenerate.
14112 * config/rs6000/rs6000.opt (mtls-markers): Add.
14113 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
14114 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
14115 (tls_ld_aix, tls_ld_sysv): Likewise.
14116 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
14117 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
14119 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14121 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
14123 2009-03-30 Jan Hubicka <jh@suse.cz>
14125 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
14127 (tree_remove_unreachable_handlers): Cleanup EH predecestor
14128 detection and label handling.
14130 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14132 * ira-int.h (ira_allocno): Rename left_conflicts_num to
14133 left_conflicts_size.
14134 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
14135 ALLOCNO_LEFT_CONFLICTS_SIZE.
14137 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
14138 remove_allocno_from_bucket_and_push,
14139 allocno_spill_priority_compare, push_allocnos_to_stack,
14140 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14141 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
14142 (setup_allocno_left_conflicts_num): Ditto. Rename to
14143 setup_allocno_left_conflicts_size.
14144 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14145 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
14146 setup_allocno_left_conflicts_size instead of
14147 setup_allocno_left_conflicts_num.
14149 * ira-build.c (ira_create_allocno): Use
14150 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
14151 ALLOCNO_LEFT_CONFLICTS_NUM.
14153 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14155 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14156 instead of DF_LR_OUT.
14158 * ira-lives.c (process_bb_node_lives): Ditto.
14160 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14161 instead of DF_LR_{OUT,IN}.
14163 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14165 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14167 2009-03-30 Jan Hubicka <jh@suse.cz>
14169 * except.c (label_to_region_map): Fix thinko.
14171 2009-03-30 Steve Ellcey <sje@cup.hp.com>
14173 PR middle-end/38237
14174 * tree.h (tree_find_value): New declaration.
14175 * tree.c (tree_find_value): New function.
14176 * varasm.c (assemble_external): Avoid duplicate entries on lists.
14178 2009-03-30 Jakub Jelinek <jakub@redhat.com>
14181 * c-decl.c (struct c_binding): Add locus field.
14182 (bind): Add locus argument, set locus field from it.
14183 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
14184 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
14185 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
14186 implicitly_declare, undeclared_variable, lookup_label,
14187 declare_label, c_make_fname_decl, c_builtin_function,
14188 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
14191 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
14194 * config/i386/i386.c (classify_argument): Check total size of
14197 2009-03-30 Martin Jambor <mjambor@suse.cz>
14199 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
14200 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
14201 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
14204 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
14205 seen_variable_array_ref while also traversing a union.
14207 * tree-inline.c (optimize_inline_calls): Do not call
14208 cgraph_node_remove_callees.
14209 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
14210 (pass_remove_cgraph_callee_edges): New variable.
14211 * passes.c (init_optimization_passes): Add
14212 pass_remove_cgraph_callee_edges after early inlining and before all
14213 late intraprocedural passes.
14215 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
14217 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14219 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
14220 Fix typos in names.
14222 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14224 * combine.c (simplify_comparison): Use have_insn_for.
14225 * dojump.c (do_jump): Likewise.
14227 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14229 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
14230 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
14231 sparc_compare_op0 like sparc_compare_emitted used to be handled.
14232 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
14233 instead of sparc_compare_emitted.
14234 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
14235 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
14236 instead of sparc_compare_emitted.
14238 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14240 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
14241 enter/exit cfglayout mode.
14242 (pass_partition_block): Require it.
14243 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
14244 (combine_instructions): Track basic blocks instead of labels.
14245 (update_cfg_for_uncondjump): New.
14246 (try_combine): Use it. Update jumps after rescanning.
14247 (pass_combine): Require PROP_cfglayout.
14248 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
14250 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14252 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
14253 Provide/destroy PROP_cfglayout respectively.
14254 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
14255 * tree-pass.h (PROP_cfglayout): New.
14257 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14259 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
14260 fold_convert_const_fixed_from_fixed,
14261 fold_convert_const_fixed_from_int,
14262 fold_convert_const_fixed_from_real, fold_negate_const): Do not
14263 set TREE_CONSTANT_OVERFLOW.
14264 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
14265 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
14267 2009-03-30 Ira Rosen <irar@il.ibm.com>
14269 * tree-vect-loop-manip.c: New file.
14270 * tree-vectorizer.c: Update documentation and included files.
14271 (vect_loop_location): Make extern.
14272 (rename_use_op): Move to tree-vect-loop-manip.c
14273 (rename_variables_in_bb, rename_variables_in_loop,
14274 slpeel_update_phis_for_duplicate_loop,
14275 slpeel_update_phi_nodes_for_guard1,
14276 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
14277 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
14278 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
14279 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
14280 find_loop_location): Likewise.
14281 (new_stmt_vec_info): Move to tree-vect-stmts.c.
14282 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
14283 get_vectype_for_scalar_type, vect_is_simple_use,
14284 supportable_widening_operation, supportable_narrowing_operation):
14286 (bb_in_loop_p): Move to tree-vect-loop.c.
14287 (new_loop_vec_info, destroy_loop_vec_info,
14288 reduction_code_for_scalar_code, report_vect_op,
14289 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
14290 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
14291 (vect_supportable_dr_alignment): Likewise.
14292 * tree-vectorizer.h (tree-data-ref.h): Include.
14293 (vect_loop_location): Declare.
14294 Reorganize function declarations according to the new file structure.
14295 * tree-vect-loop.c: New file.
14296 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
14297 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
14298 * tree-vect-data-refs.c: New file.
14299 * tree-vect-patterns.c (timevar.h): Don't include.
14300 * tree-vect-stmts.c: New file.
14301 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
14302 tree-vect-slp.c, tree-vect-loop.c.
14303 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
14304 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
14305 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
14306 (tree-vect-analyze.o): Remove.
14307 (tree-vect-transform.o): Likewise.
14308 (tree-vect-data-refs.o): Add rule.
14309 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
14310 tree-vect-slp.o): Likewise.
14311 (tree-vect-patterns.o): Remove redundant dependencies.
14312 (tree-vectorizer.o): Likewise.
14313 * tree-vect-slp.c: New file.
14315 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14317 * optc-gen.awk: Warn if an option flag has multiple different
14320 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
14322 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
14323 -floop-block): Document dependences on PPL, CLooG and Graphite.
14325 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14327 PR rtl-optimization/323
14328 * c-common.c (c_fully_fold, convert_and_check,
14329 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
14330 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
14331 * c-common.def (EXCESS_PRECISION_EXPR): New.
14332 * c-cppbuiltin.c (builtin_define_float_constants): Define
14333 constants with enough digits for long double.
14334 * c-lex.c (interpret_float): Interpret constant with excess
14335 precision where appropriate.
14336 * c-opts.c (c_common_post_options): Set
14337 flag_excess_precision_cmdline. Give an error for
14338 -fexcess-precision=standard for C++ for processors where the
14339 option is significant.
14340 * c-parser.c (c_parser_conditional_expression): Handle excess
14341 precision in condition.
14342 * c-typeck.c (convert_arguments): Handle arguments with excess
14344 (build_unary_op): Move excess precision outside operation.
14345 (build_conditional_expr): Likewise.
14346 (build_compound_expr): Likewise.
14347 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
14348 (build_modify_expr): Handle excess precision in RHS.
14349 (convert_for_assignment): Handle excess precision in converted
14351 (digest_init, output_init_element, process_init_element): Handle
14352 excess precision in initializer.
14353 (c_finish_return): Handle excess precision in return value.
14354 (build_binary_op): Handle excess precision in operands and add
14355 excess precision as needed for operation.
14356 * common.opt (-fexcess-precision=): New option.
14357 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
14358 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
14359 For standard excess precision, output explicit conversion to and
14360 truncation from XFmode.
14361 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
14362 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
14363 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
14364 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
14365 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
14366 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
14367 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
14368 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
14369 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
14370 define_splits, sqrt<mode>2): Disable where appropriate for
14371 standard excess precision.
14372 * convert.c (convert_to_real): Do not shorten arithmetic to type
14373 for which excess precision would be used.
14374 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
14375 * doc/invoke.texi (-fexcess-precision=): Document option.
14376 (-mfpmath=): Correct index entry.
14377 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
14378 flag_excess_precision): New.
14379 * langhooks.c (lhd_post_options): Set
14380 flag_excess_precision_cmdline.
14381 * opts.c (common_handle_option): Handle -fexcess-precision=.
14382 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
14383 init_excess_precision): New.
14384 (lang_dependent_init_target): Call init_excess_precision.
14385 * tree.c (excess_precision_type): New.
14386 * tree.h (excess_precision_type): Declare.
14388 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14391 * c-typeck.c (build_component_ref): Do not copy qualifiers from
14392 non-lvalue to component.
14394 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14396 PR preprocessor/34695
14397 * Makefile.in (c-opts.o): Depend on c-tree.h.
14398 * c-common.c: Move down include of diagnostic.h.
14399 (done_lexing, c_cpp_error): New.
14400 * c-common.h (done_lexing): Declare.
14401 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
14403 * c-opts.c: Include c-tree.h.
14404 (c_common_init_options): Set preprocessor error callback.
14405 (c_common_handle_option): Do not set preprocessor
14406 inhibit_warnings, warnings_are_errors, warn_system_headers,
14407 pedantic_errors or inhibit_warnings flags.
14408 (c_common_post_options): Do not check cpp_errors (parse_in).
14409 (c_common_finish): Do not output dependencies if there were
14410 errors. Do not check return value of cpp_finish.
14411 * c-ppoutput.c (pp_file_change): Set input_location.
14412 * c-tree.h (c_cpp_error): Declare.
14413 * diagnostic.c (diagnostic_set_info_translated): Also initialize
14415 (diagnostic_build_prefix): Check override_column.
14416 * diagnostic.h (diagnostic_info): Add override_column field.
14417 (diagnostic_override_column): Define.
14419 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
14421 * c-common.c (c_expand_expr, c_staticp): Remove.
14422 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
14423 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
14424 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
14425 * c-gimplify.c (gimplify_compound_literal_expr,
14426 optimize_compound_literals_in_ctor): Remove.
14427 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
14428 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
14429 * c-semantics.c (emit_local_var): Remove.
14431 * langhooks-def.h (lhd_expand_expr): Remove.
14432 * langhooks.c (lhd_expand_expr): Remove.
14433 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
14435 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
14436 handling from c-semantics.c; don't call into langhook.
14437 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
14438 * gimplify.c (gimplify_compound_literal_expr,
14439 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
14440 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
14441 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
14442 as was done in c-gimplify.c.
14443 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
14444 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
14445 Move from c-common.h.
14446 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
14448 * tree.c (staticp): Do not call langhook.
14449 * langhooks.c (lhd_staticp): Delete.
14450 * langhooks-def.h (lhd_staticp): Delete prototype.
14451 (LANG_HOOKS_STATICP): Delete.
14452 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
14454 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
14455 instead of DECL_STMTs.
14457 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14465 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
14467 (fold_call_expr): Return a NOP_EXPR from folding rather than the
14468 contained expression.
14469 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
14470 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
14471 conditional expressions for C.
14472 (decl_constant_value_for_optimization): Move from
14473 decl_constant_value_for_broken_optimization in c-typeck.c. Check
14474 whether optimizing and that the expression is a VAR_DECL not of
14475 array type instead of doing such checks in the caller. Do not
14476 check pedantic. Call gcc_unreachable for C++.
14477 * c-common.def (C_MAYBE_CONST_EXPR): New.
14478 * c-common.h (c_fully_fold, c_save_expr,
14479 decl_constant_value_for_optimization): New prototypes.
14480 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
14481 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
14482 EXPR_INT_CONST_OPERANDS): Define.
14483 * c-convert.c (convert): Strip nops from expression.
14484 * c-decl.c (groktypename): Take extra parameters expr and
14485 expr_const_operands. Update call to grokdeclarator.
14486 (start_decl): Update call to grokdeclarator. Add statement for
14487 expressions used in type of decl.
14488 (grokparm): Update call to grokdeclarator.
14489 (push_parm_decl): Update call to grokdeclarator.
14490 (build_compound_literal): Add parameter non_const and build a
14491 C_MAYBE_COSNT_EXPR if applicable.
14492 (grokdeclarator): Take extra parameters expr and
14493 expr_const_operands. Track expressions used in declaration
14494 specifiers and declarators. Fold array sizes and track whether
14495 they are constant expressions and whether they are integer
14496 constant expressions.
14497 (parser_xref_tag): Set expr and expr_const_operands fields in
14499 (grokfield): Update call to grokdeclarator.
14500 (start_function): Update call to grokdeclarator.
14501 (build_null_declspecs): Set expr and expr_const_operands fields in
14503 (declspecs_add_type): Handle expressions in typeof specifiers.
14504 * c-parser.c (c_parser_declspecs): Set expr and
14505 expr_const_operands fields for declaration specifiers.
14506 (c_parser_enum_specifier): Likewise.
14507 (c_parser_struct_or_union_specifier): Likewise.
14508 (c_parser_typeof_specifier): Likewise. Update call to
14509 groktypename. Fold expression as needed. Return expressions with
14510 type instead of adding statements.
14511 (c_parser_attributes): Update calls to c_parser_expr_list.
14512 (c_parser_statement_after_labels): Fold expression before passing
14513 to objc_build_throw_stmt.
14514 (c_parser_condition): Fold expression.
14515 (c_parser_asm_operands): Fold expression.
14516 (c_parser_conditional_expression): Use c_save_expr. Update call
14517 to build_conditional_expr.
14518 (c_parser_alignof_expression): Update call to groktypename.
14519 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
14520 original_code. Fold expression argument of va_arg. Create
14521 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
14522 argument to va_arg. Update calls to groktypename. Fold array
14523 index for offsetof. Verify that first argument to
14524 __builtin_choose_expr has integer type.
14525 (c_parser_postfix_expression_after_paren_type): Update calls to
14526 groktypename and build_compound_literal. Handle expressions with
14527 side effects in type name.
14528 (c_parser_postfix_expression_after_primary): Update call to
14529 c_parser_expr_list. Set original_code for calls to
14530 __builtin_constant_p.
14531 (c_parser_expr_list): Take extra parameter fold_p. Fold
14532 expressions if requested.
14533 (c_parser_objc_type_name): Update call to groktypename.
14534 (c_parser_objc_synchronized_statement): Fold expression.
14535 (c_parser_objc_receiver): Fold expression.
14536 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
14537 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
14538 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
14539 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
14540 (struct c_typespec): Add elements expr and expr_const_operands.
14541 (struct c_declspecs): Add elements expr and expr_const_operands.
14542 (groktypename, build_conditional_expr, build_compound_literal):
14544 (in_late_binary_op): Declare.
14545 * c-typeck.c (note_integer_operands): New function.
14546 (in_late_binary_op): New variable.
14547 (decl_constant_value_for_broken_optimization): Move to c-common.c
14548 and rename to decl_constant_value_for_optimization.
14549 (default_function_array_conversion): Do not strip nops.
14550 (default_conversion): Do not call
14551 decl_constant_value_for_broken_optimization.
14552 (build_array_ref): Do not fold result.
14553 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
14554 result when operand is a VLA.
14555 (c_expr_sizeof_type): Update call to groktypename. Handle
14556 expressions included in type name. Use C_MAYBE_CONST_EXPR for
14557 result when operand names a VLA type.
14558 (build_function_call): Update call to build_compound_literal.
14559 Only fold result for calls to __builtin_* functions. Strip
14560 NOP_EXPR from INTEGER_CST returned from such functions. Fold
14561 the function designator.
14562 (convert_arguments): Fold arguments. Update call to
14563 convert_for_assignment.
14564 (build_unary_op): Handle increment and decrement of
14565 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
14566 decrement earlier. Fold operand of increment and decrement.
14567 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
14568 built for integer operand. Wrap returns that are INTEGER_CSTs
14569 without being integer constant expressions or that have integer
14570 constant operands without being INTEGER_CSTs.
14571 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
14572 (build_conditional_expr): Add operand ifexp_bcp. Track whether
14573 result is an integer constant expression or can be used in
14574 unevaluated parts of one and avoid folding and wrap as
14575 appropriate. Fold operands before possibly doing -Wsign-compare
14577 (build_compound_expr): Wrap result for C99 if operands can be used
14578 in integer constant expressions.
14579 (build_c_cast): Update call to digest_init. Do not ignore
14580 overflow from casting floating-point constants to integers. Wrap
14581 results that could be confused with integer constant expressions,
14582 null pointer constants or floating-point constants.
14583 (c_cast_expr): Update call to groktypename. Handle expressions
14584 included in type name.
14585 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
14586 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
14587 Update calls to convert_for_assignment.
14588 (convert_for_assignment): Take new parameter
14589 null_pointer_constant. Do not strip nops or call
14590 decl_constant_value_for_broken_optimization. Set
14591 in_late_binary_op for conversions to boolean.
14592 (store_init_value): Update call to digest_init.
14593 (digest_init): Take new parameter null_pointer_constant. Do not
14594 call decl_constant_value_for_broken_optimization. pedwarn for
14595 initializers not constant expressions. Update calls to
14596 convert_for_assignment.
14597 (constructor_nonconst): New.
14598 (struct constructor_stack): Add nonconst element.
14599 (really_start_incremental_init, push_init_level, pop_init_level):
14600 Handle constructor_nonconst and nonconst element.
14601 (set_init_index): Call constant_expression_warning for array
14603 (output_init_element): Fold value. Set constructor_nonconst as
14604 applicable. pedwarn for initializers not constant expressions.
14605 Update call to digest_init. Call constant_expression_warning
14606 where constant initializers are required.
14607 (process_init_element): Use c_save_expr.
14608 (c_finish_goto_ptr): Fold expression.
14609 (c_finish_return): Fold return value. Update call to
14610 convert_for_assignment.
14611 (c_start_case): Fold switch expression.
14612 (c_process_expr_stmt): Fold expression.
14613 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
14614 ensure statement expression is not evaluated in constant expression.
14615 (build_binary_op): Track whether results are integer constant
14616 expressions or may occur in such, disable folding and wrap results
14617 as applicable. Fold operands for -Wsign-compare warnings unless
14619 (c_objc_common_truthvalue_conversion): Handle results folded to
14620 integer constants that are not integer constant expressions.
14621 * doc/extend.texi: Document when typeof operands are evaluated,
14622 that condition of __builtin_choose_expr is an integer constant
14623 expression, and more about use of __builtin_constant_p in
14626 2009-03-29 Richard Guenther <rguenther@suse.de>
14628 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
14629 propagate addresses of array references.
14631 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
14633 * regmove.c (perhaps_ends_bb_p): Remove.
14634 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
14635 from INSN and check that the main loop stays within that basic block.
14636 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
14637 (regmove_forward_pass): Split out from regmove_optimize. Use
14638 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
14639 (regmove_backward_pass): Split out from regmove_optimize. Use
14640 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
14641 (regmove_optimize): Simplify.
14643 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
14646 * config/i386/i386.c (classify_argument): Ignore flexible array
14647 member in struct and warn ABI change.
14649 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
14651 * config/i386/i386-protos.h (ix86_agi_dependent): New.
14653 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
14654 (ix86_adjust_cost): Updated.
14656 2009-03-29 Jan Hubicka <jh@suse.cz>
14658 PR middle-end/28850
14659 * tree-pass.h (pass_cleanup_eh): New function.
14660 (remove_unreachable_regions): Break code handling RTL
14661 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
14662 that can not be reached by runtime.
14663 (can_be_reached_by_runtime): New function.
14664 (label_to_region_map): New function.
14665 (num_eh_regions): New function.
14666 (rtl_remove_unreachable_regions): New function.
14667 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
14668 (remove_eh_region): New function.
14669 * except.h: Include sbitmap and vecprim.
14670 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
14671 num_eh_regions): Declare.
14672 * passes.c (init_optimization_passes): Schedule cleanup_eh.
14673 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
14674 * tree-eh.c (tree_remove_unreachable_handlers): New function.
14675 (tree_empty_eh_handler_p): New function.
14676 (cleanup_empty_eh): New function.
14677 (cleanup_eh): New function.
14678 (pass_cleanup_eh): New function.
14680 2009-03-29 Jan Hubicka <jh@suse.cz>
14682 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
14683 for removed regions.
14685 2009-03-29 Jan Hubicka <jh@suse.cz>
14687 * except.c (dump_eh_tree): Dump all datastructures.
14689 2009-03-29 Jan Hubicka <jh@suse.cz>
14691 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
14692 (duplicate_eh_regions_1): Likewise.
14693 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
14694 vector; call EH verification.
14695 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
14696 Be ready for region being removed.
14698 2009-03-29 Jan Hubicka <jh@suse.cz>
14700 * bitmap.c (bitmap_last_set_bit): New function.
14701 * bitmap.h (bitmap_last_set_bit): Declare.
14703 2009-03-29 David Ayers <ayers@fsfe.org>
14706 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
14707 by calling objc_compare_types and surpress warnings about
14708 incompatible C pointers that are compatible ObjC pointers.
14710 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
14712 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
14713 call initialize_inline_failed.
14714 (initialize_inline_failed): Move it from here ...
14715 * cgraph.c (initialize_inline_failed): ... to here.
14716 (cgraph_create_edge): Call initialize_inline_failed rather than
14717 setting inline_failed directly.
14719 2009-03-29 Ben Elliston <bje@au.ibm.com>
14722 * sysv4.opt (msdata): Improve comment.
14723 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
14724 * sysv4.h (SVR4_ASM_SPEC): Likewise.
14726 2009-03-29 Ben Elliston <bje@au.ibm.com>
14729 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
14730 load and store attributes.
14732 2009-03-29 Ben Elliston <bje@au.ibm.com>
14734 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
14735 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
14736 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
14737 * doc/extend.texi (X86 Built-in Functions): Add index entries for
14738 __builtin_infq and __builtin_huge_valq.
14740 2009-03-28 Anatoly Sokolov <aesok@post.ru>
14742 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
14744 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14745 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
14747 2009-03-28 Xinliang David Li <davidxl@google.com>
14749 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
14750 (do_dbg_cnt): New function.
14752 2009-03-28 Jan Hubicka <jh@suse.cz>
14754 Merge from pretty-ipa:
14756 2009-03-27 Jan Hubicka <jh@suse.cz>
14758 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
14759 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
14760 * passes.c (function_called_by_processed_nodes_p): New.
14761 * ipa-pure-const.c (check_call): Fix handling of operands.
14762 (analyze_function): Dump debug output for skipped bodies.
14763 (local_pure_const): Use function_called_by_processed_nodes_p.
14764 * dwarf2out.c (reference_to_unused): Use output.
14765 * passes.c (do_per_function_toporder): Likewise.
14767 2008-11-12 Jan Hubicka <jh@suse.cz>
14769 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
14770 * ipa-pure-const.c (funct_state_d): Add can throw field; make
14771 state_set_in_source enum
14772 (check_decl): Ignore memory tags; do not set fake looping flags;
14774 (check_operand, check_tree, check_rhs_var, check_lhs_var,
14775 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
14776 (check_call, analyze_function): Rewrite.
14778 (add_new_function): Update call of analyze_function.
14779 (generate_summary): Add call of analyze_function.
14780 (propagate): Propagate can_throw; handle state_set_in_source correctly.
14781 (local_pure_const): New function.
14782 (pass_local_pure_const): New pass.
14783 * ipa-inline.c (inline_transform): Set after_inlining.
14784 * tree-eh.c (stmt_can_throw_external): New.
14785 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
14786 work with aliasing built.
14787 * tree-flow.h (stmt_can_throw_external): New.
14788 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
14789 and local pure/const pass in early and late optimization queue.
14791 2009-03-28 Martin Jambor <mjambor@suse.cz>
14793 * fold-const.c (get_pointer_modulus_and_residue): New parameter
14795 (fold_binary): Allow function decl aligment consideration is the
14796 second argument is integer constant one.
14797 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
14798 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
14799 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
14801 2009-03-28 Jan Hubicka <jh@suse.cz>
14803 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
14804 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
14805 * function.h (rtl_data): Add nothrow flag.
14806 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
14807 set DECL_NOTHROW for AVAILABLE functions.
14809 2009-03-28 Jakub Jelinek <jakub@redhat.com>
14811 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
14812 following vector keyword has expansion starting with pixel or bool
14813 keyword, expand vector to __vector and pixel or bool to __pixel or
14817 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
14818 warn_if_disallowed_function_p): Removed.
14819 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
14820 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
14821 warning_if_disallowed_function_p.
14822 * flags.h (warn_if_disallowed_function_p,
14823 warn_disallowed_functions): Removed.
14824 * common.opt (Wdisallowed-function-list=): Removed.
14825 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
14827 2009-03-28 Richard Guenther <rguenther@suse.de>
14829 PR tree-optimization/38723
14830 * tree-ssa-pre.c (compute_avail): Add all default definitions to
14833 2009-03-28 Jan Hubicka <jh@suse.cz>
14835 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
14836 test introduced by my previous patch.
14838 2009-03-28 Richard Guenther <rguenther@suse.de>
14840 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
14841 the PHIs value undefined.
14843 2009-03-28 Jan Hubicka <jh@suse.cz>
14845 * tree-pass.h (pass_fixup_cfg): New pass.
14846 * ipa-inline.c (inline_transform): Set
14847 always_inline_functions_inlined/after_inlining.
14848 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
14849 (pass_fixup_cfg): New pass.
14850 * passes.c (init_optimization_passes): Add fixup_cfg.
14852 2009-03-28 Richard Guenther <rguenther@suse.de>
14854 PR tree-optimization/38458
14855 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
14856 argument use the arguments copy-of value.
14858 2009-03-28 Richard Guenther <rguenther@suse.de>
14860 PR tree-optimization/38180
14861 * tree-ssa-ccp.c (get_default_value): Simplify.
14862 (likely_value): Likewise.
14863 (surely_varying_stmt_p): Properly handle VOP case.
14864 (ccp_initialize): Likewise.
14865 (ccp_fold): Handle propagating through *&.
14866 (fold_const_aggregate_ref): Also handle decls.
14868 2009-03-28 Jan Hubicka <jh@suse.cz>
14870 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
14871 * cgraph.h (cgraph_node): Likewise.
14872 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
14873 (cgraph_reset_node): Use process flag.
14874 (cgraph_mark_functions_to_output): Likewise.
14875 (cgraph_expand_function): Likewise.
14876 (cgraph_expand_all_functions): Likewise.
14877 (cgraph_output_in_order): Likewise.
14878 * dwarf2out.c (reference_to_unused): Likewise.
14879 * passes.c do_per_function_toporder): Likewise.
14881 2009-03-28 Jan Hubicka <jh@suse.cz>
14883 Bring from lto-branch:
14885 2008-09-03 Doug Kwan <dougkwan@google.com>
14887 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
14888 enums instead of reason strings.
14889 * cgraph.c (cgraph_create_edge): Same.
14890 (cgraph_inline_failed_string): New function.
14891 * cgraph.h (cgraph_inline_failed_t): New enum type.
14892 (cgraph_inline_failed_string): New prototype.
14893 (struct cgraph_edge): Change type of INLINED_FAILED from constant
14894 char pointer to cgraph_inline_failed_t.
14895 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
14896 (cgraph_default_inline_p): Ditto.
14897 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
14898 to cgraph_inline_failed_t pointer.
14899 * cif-code.def: New file.
14900 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
14902 (cgraph_check_inline_limits): Change type of REASON to pointer to
14903 cgraph_inline_failed_t. Replace reason strings with enums.
14904 (cgraph_default_inline_p): Ditto.
14905 (cgraph_recursive_inlining_p): Ditto.
14906 (update_caller_keys): Change type of FAILED_REASON to
14907 cgraph_inline_failed_t.
14908 (cgraph_set_inline_failed): Change type of REASON to pointer to
14909 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
14910 convert enums to strings for text output.
14911 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
14912 to be of type cgraph_inline_failed_t. Replace reason strings with
14913 enums. Call cgraph_inline_failed_string to covert enums
14914 to strings for text output.
14915 (cgraph_decide_inlining): Replace reason strings with enums.
14916 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
14917 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
14919 * tree-inline.c (expand_call_inline): Change type of REASON
14920 to cgraph_inline_failed_t. Replace reason strings with enums.
14921 Call cgraph_inline_failed_string for text output.
14922 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
14925 2009-03-28 Jan Hubicka <jh@suse.cz>
14927 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
14928 cgraph_clone_node): Remove master clone handling.
14929 (cgraph_is_master_clone, cgraph_master_clone): Remove.
14930 * cgraph.h (master_clone): Remove.
14931 (cgraph_is_master_clone, cgraph_master_clone): Remove.
14932 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
14933 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
14935 2009-03-28 Jan Hubicka <jh@suse.cz>
14937 * cgraph.c (cgraph_function_body_availability): Functions declared
14938 inline are always safe to assume that it is not going to be replaced.
14940 2009-03-28 Richard Guenther <rguenther@suse.de>
14942 PR tree-optimization/38513
14943 * tree-ssa-pre.c (eliminate): Remove redundant stores.
14944 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14945 EXC_PTR_EXPR and FILTER_EXPR.
14946 (get_ref_from_reference_ops): Likewise.
14948 2009-03-28 Richard Guenther <rguenther@suse.de>
14950 PR tree-optimization/38968
14951 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
14952 Use FLOOR_MOD_EXPR to compute misalignment.
14954 2009-03-28 Richard Guenther <rguenther@suse.de>
14956 PR tree-optimization/37795
14957 * tree.h (combine_comparisons): Declare.
14958 * fold-const.c (combine_comparisons): Export.
14959 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
14961 (ifcombine_iforif): Use combine_comparisons.
14963 2009-03-28 Jan Hubicka <jh@suse.cz>
14965 * tree-eh.c (inlinable_call_p): New function.
14966 (make_eh_edges): Use it.
14967 (verify_eh_edges): Use it.
14968 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
14969 * except.c (reachable_next_level): Add inlinable_function argument
14970 (sjlj_find_directly_reachable_regions): Update.
14971 (add_reachable_handler): Do not set saw_any_handlers.
14972 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
14973 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
14974 Add new inlinable call parameter.
14975 (can_throw_internal, can_throw_external): Update.
14976 * except.h (can_throw_internal_1, can_throw_external_1,
14977 foreach_reachable_handler): Update declaration.
14979 2009-03-28 Joseph Myers <joseph@codesourcery.com>
14981 * config/arm/t-arm-coff, config/h8300/coff.h,
14982 config/i386/i386-aout.h, config/i386/i386-coff.h,
14983 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
14984 config/pdp11/2bsd.h, config/rs6000/aix41.h,
14985 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
14986 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
14987 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
14988 sys-types.h: Remove.
14989 * Makefile.in: Remove protoize and fixproto support and references
14991 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
14992 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
14994 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
14995 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
14996 unprotoize$(exeext).
14997 (rest.encap): Don't depend on $(STMP_FIXPROTO)
14998 (.PHONY): Don't depend on proto.
14999 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
15000 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
15001 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
15002 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
15003 build/gen-protos.o, build/scan.o, xsys-protos.h,
15004 build/fix-header$(build_exeext), build/fix-header.o,
15005 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
15006 stmp-install-fixproto): Remove.
15007 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
15008 SYSCALLS.c or fixproto files.
15009 (install-common): Don't install protoize.
15010 (install-headers-tar, install-headers-cpio, install-headers-cp):
15011 Don't depend on $(STMP_FIXPROTO).
15012 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
15013 install fixproto files or write out fixproto settings.
15014 (uninstall): Don't uninstall protoize.
15015 * config.gcc (use_fixproto): Remove.
15016 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
15017 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
15018 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
15019 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
15020 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
15021 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
15022 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
15023 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
15024 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
15025 * config/t-vxworks (STMP_FIXPROTO): Remove.
15026 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
15027 STMP_FIXPROTO): Remove.
15028 * config.in, configure: Regenerate.
15029 * crtstuff.c (gid_t, uid_t): Don't undefine.
15030 * doc/install.texi: Change m68k-coff to m68k-elf in example.
15031 (arm-*-coff, arm-*-aout: Remove target entries.
15032 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
15033 Remove mention of AIX 4.1.
15034 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
15035 * doc/invoke.texi (Running Protoize): Remove.
15036 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
15037 (Protoize Caveats): Remove.
15038 * tsystem.h: Update comments on headers assumed to exist.
15040 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
15042 * genautomata.c: Add a new year to the copyright. Add a new
15044 (struct insn_reserv_decl): Add comments for member bypass_list.
15045 (find_bypass): Remove.
15046 (insert_bypass): New.
15047 (process_decls): Use insert_bypass.
15048 (output_internal_insn_latency_func): Output all bypasses with the
15049 same input insn in one switch case.
15051 * rtl.def (define_bypass): Describe bypass choice.
15052 * doc/md.texi (define_bypass): Ditto.
15054 2009-03-27 Richard Guenther <rguenther@suse.de>
15056 * gimplify.c (mark_addressable): Export.
15057 * tree-flow.h (mark_addressable): Declare.
15058 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
15059 * tree-ssa.c (verify_phi_args): Verify that address taken
15060 variables have TREE_ADDRESSABLE set.
15062 2009-03-27 Richard Guenther <rguenther@suse.de>
15064 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
15065 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
15066 Do not mark decls TREE_ADDRESSABLE.
15067 (build_fold_addr_expr): Adjust.
15068 (fold_addr_expr): Remove.
15069 (fold_unary): Use build_fold_addr_expr.
15070 (fold_comparison): Likewise.
15071 (split_address_to_core_and_offset): Likewise.
15072 * coverage.c (tree_coverage_counter_addr): Mark the array decl
15074 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
15075 (gimplify_modify_expr_to_memcpy): Mark source and destination
15077 * omp-low.c (create_omp_child_function): Mark the object decl
15079 (lower_rec_input_clauses): Mark the var we take the address of
15081 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
15083 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15085 PR middle-end/39315
15086 * cfgexpand.c (expand_one_stack_var_at): Change alignment
15087 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
15089 2009-03-27 Richard Guenther <rguenther@suse.de>
15091 PR tree-optimization/39120
15092 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
15094 (handle_lhs_call): Process return constraints. Add escape
15095 constraints if necessary.
15096 (handle_const_call): Fill out return constraints. Make nested
15097 case more precise. Avoid consttmp if possible.
15098 (handle_pure_call): Fill out return constraints. Avoid
15099 callused if possible.
15100 (find_func_aliases): Simplify call handling.
15102 2009-03-27 Richard Guenther <rguenther@suse.de>
15104 PR tree-optimization/39120
15105 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
15106 as a representative.
15107 (solve_graph): Do propagate CALLUSED.
15108 (handle_pure_call): Use a scalar constraint from CALLUSED for
15110 (find_what_p_points_to): CALLUSED shall not appear in poins-to
15113 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15116 * c-common.c (handle_aligned_attribute): Properly check alignment
15117 overflow. Use (1U << i) instead of (1 << i).
15119 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
15121 * expr.h (get_mem_align_offset): Updated.
15123 * tree.h (tree_decl_common): Change align to "unsigned int" and
15124 move it before pointer_alias_set.
15126 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15127 Jakub Jelinek <jakub@redhat.com>
15130 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
15131 gr_register_operand with gr_reg_or_0_operand.
15132 (cmpxchg_rel_di): Likewise.
15133 (sync_lock_test_and_set<mode>): Likewise.
15135 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15137 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
15138 (true_regnum): Likewise.
15140 * rtlanal.c (subreg_info): Moved to ...
15141 * rtl.h (subreg_info): Here. New.
15142 (subreg_get_info): New.
15144 * rtlanal.c (subreg_get_info): Make it extern.
15146 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15149 * config/i386/i386.c (ix86_abi): New.
15150 (override_options): Handle -mabi=.
15151 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
15152 (ix86_call_abi_override): Likewise.
15153 (init_cumulative_args): Likewise.
15154 (function_arg_advance): Likewise.
15155 (function_arg_64): Likewise.
15156 (function_arg): Likewise.
15157 (ix86_pass_by_reference): Likewise.
15158 (ix86_function_value_regno_p): Likewise.
15159 (ix86_build_builtin_va_list_abi): Likewise.
15160 (setup_incoming_varargs_64): Likewise.
15161 (is_va_list_char_pointer): Likewise.
15162 (ix86_init_machine_status): Likewise.
15163 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
15164 (ix86_function_type_abi): Return enum calling_abi. Rewrite
15165 for 64bit. Replace DEFAULT_ABI with ix86_abi.
15166 (ix86_function_abi): Make it static and return enum calling_abi.
15167 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
15169 (ix86_fn_abi_va_list): Updated.
15171 * config/i386/i386.h (ix86_abi): New.
15172 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
15173 (CONDITIONAL_REGISTER_USAGE): Likewise.
15174 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
15175 (machine_function): Likewise.
15177 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
15179 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
15180 (STACK_BOUNDARY): Likewise.
15181 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
15183 * config/i386/i386.opt (mabi=): New.
15185 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
15186 return enum calling_abi.
15187 (ix86_function_type_abi): Likewise.
15188 (ix86_function_abi): Removed.
15190 * doc/invoke.texi: Document -mabi= option for x86.
15192 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15194 * builtins.c (real_dconstp): Delete.
15195 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
15197 2009-03-27 Dodji Seketeli <dodji@redhat.com>
15198 Jakub Jelinek <jakub@redhat.com>
15201 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
15202 (gen_subprogram_die): When a function is explicit, generate the
15203 DW_AT_explicit attribute.
15204 * langhooks.h (struct lang_hooks_for_decls): Add
15205 function_decl_explicit_p langhook.
15206 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
15207 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
15209 2009-03-27 Jakub Jelinek <jakub@redhat.com>
15211 * builtins.c (fold_builtin_memory_op): Optimize memmove
15212 into memcpy if we can prove source and destination don't overlap.
15214 * tree-inline.c: Include gt-tree-inline.h.
15215 (clone_fn_id_num): New variable.
15216 (clone_function_name): New function.
15217 (tree_function_versioning): Use it.
15218 * Makefile.in (GTFILES): Add tree-inline.c.
15220 2009-03-27 Mark Mitchell <mark@codesourcery.com>
15222 * BASE-VER: Change to 4.5.0.
15224 2009-03-27 Xinliang David Li <davidxl@google.com>
15226 PR tree-optimization/39557
15227 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
15229 2009-03-27 Xinliang David Li <davidxl@google.com>
15231 PR tree-optimization/39548
15232 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
15235 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15237 * c-common.c (pointer_int_sum): Use %wd on return from
15240 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15242 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
15243 on return from tree_low_cst.
15245 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
15248 * ginclude/stdarg.h (va_copy): Define also for
15249 __GXX_EXPERIMENTAL_CXX0X__.
15251 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15254 * builtins.h (c_strlen): Do not warn here.
15255 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
15256 * c-common.c (pointer_int_sum): Take an explicit location.
15257 Warn about offsets out of bounds.
15258 * c-common.h (pointer_int_sum): Adjust declaration.
15260 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15262 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
15265 2009-03-26 Jakub Jelinek <jakub@redhat.com>
15268 * opts.c (warn_if_disallowed_function_p): Don't assume
15269 get_callee_fndecl must return non-NULL.
15271 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
15273 PR rtl-optimization/39522
15274 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
15275 when reg_reloaded_valid is set.
15277 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15279 * config/spu/divv2df3.c: New file.
15280 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
15281 (DPBIT_FUNCS): Filter out _div_df.
15283 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
15285 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
15286 a jump insn, count that jump in the distance to the loop start.
15288 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
15291 * config/sh/sh.c (calc_live_regs): Fix condition for global
15292 registers except PIC_OFFSET_TABLE_REGNUM.
15294 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
15297 * doc/invoke.texi (-mconsole): New.
15299 (-mno-cygwin): New.
15301 (-mnop-fun-dllimport): New.
15305 (sub section "i386 and x86-64 Windows Options"): New.
15307 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
15309 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
15310 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
15312 2009-03-25 Richard Guenther <rguenther@suse.de>
15314 PR middle-end/39497
15315 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
15318 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
15320 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
15321 neither of haifa/selective schedulers are working.
15323 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15325 * doc/invoke.texi (Debugging Options): Fix description of
15326 -fno-merge-debug-strings.
15328 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
15330 * config/cris/libgcc.ver: New version-script.
15331 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
15333 * configure.ac <GAS features, nop mnemonic>: Add pattern
15334 crisv32-*-* for "nop".
15335 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
15336 * configure: Regenerate.
15338 2009-03-24 Ira Rosen <irar@il.ibm.com>
15340 PR tree-optimization/39529
15341 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
15342 mark_sym_for_renaming for the tag copied to the new vector
15345 2009-03-24 Arthur Loiret <aloiret@debian.org>
15347 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
15348 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
15349 EXTRA_SPEC_FUNCTIONS.
15350 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
15351 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
15352 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
15353 -march and -mtune options.
15355 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
15357 * config/m68k/t-rtems: Add m5329 multilib.
15359 2009-03-24 Dodji Seketeli <dodji@redhat.com>
15360 Jakub Jelinek <jakub@redhat.com>
15363 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
15366 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15369 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
15370 instead of c_parser_expression_conv, if original_code isn't one of the
15371 4 allowed comparison codes, fail.
15373 2009-03-23 Richard Guenther <rguenther@suse.de>
15375 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
15376 * tree.h (struct tree_type): Likewise.
15377 * reload.h (struct insn_chain): Likewise.
15378 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
15379 * function.h (struct function): Likewise.
15380 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
15382 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15384 PR tree-optimization/39516
15385 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
15387 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
15389 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
15390 should be set true if BITS_PER_WORD of target is bigger than 32
15392 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
15394 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
15395 Translate -B-options to -rpath-link. Correct existing
15396 rpath-link and conditionalize on !nostdlib.
15398 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15400 * doc/extend.texi (Function Attributes, Variable Attributes):
15402 * doc/invoke.texi (Debugging Options, Optimize Options)
15403 (i386 and x86-64 Options, MCore Options): Likewise.
15405 2009-03-20 Jakub Jelinek <jakub@redhat.com>
15408 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
15409 it for block local namespace aliases.
15410 (gen_decl_die): Pass context_die to gen_namespace_die.
15412 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15415 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
15416 minimum or maximum value.
15418 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
15420 * reginfo.c (globalize_reg): Recompute derived reg sets.
15422 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
15425 * libgcc2.c (mprotect): Do not use signed arguments for
15426 VirtualProtect, use DWORD arguments. Also fix the 'may
15427 be used uninitialized' warning for the np variable.
15429 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15432 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
15433 functions using regparm calling conventions when not optimizing.
15434 (ix86_function_sseregparm): Similarly for sseregparm calling
15437 2009-03-19 Li Feng <nemokingdom@gmail.com>
15439 PR middle-end/39500
15440 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
15441 dependence if the first conflict is after niter iterations.
15443 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
15445 PR middle-end/38609
15446 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
15447 functions with dynamic stack-pointer adjustments.
15449 2009-03-19 Ben Elliston <bje@au.ibm.com>
15451 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
15452 option; change to -msdata=data.
15454 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15456 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
15459 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
15462 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
15464 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
15466 * doc/invoke.texi (Code Gen Options): Expand discussion of
15469 2009-03-18 Jakub Jelinek <jakub@redhat.com>
15471 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
15472 * matrix-reorg.c (struct matrix_info): Likewise.
15473 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
15474 * rtl.h (struct mem_attrs): Likewise.
15475 * df.h (struct df): Likewise.
15476 * tree-data-ref.h (struct data_dependence_relation): Likewise.
15477 * ira-int.h (struct ira_allocno): Likewise.
15478 * df-scan.c (struct df_collection_rec): Likewise.
15479 * ira.c (struct equivalence): Likewise.
15480 * function.c (struct temp_slot): Likewise.
15481 * cfgloop.h (struct loop): Likewise.
15484 * function.c (use_register_for_decl): When not optimizing, disregard
15485 register keyword for variables with types containing methods.
15487 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
15489 PR middle-end/39447
15490 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
15491 (is_simple_operand): Call contains_component_ref_p before calling data
15492 reference analysis that would fail on COMPONENT_REFs.
15494 * tree-vrp.c (search_for_addr_array): Fix formatting.
15496 2009-03-18 Richard Guenther <rguenther@suse.de>
15498 * tree-vect-transform.c (vect_loop_versioning): Fold the
15499 generated comparisons.
15500 * tree-vectorizer.c (set_prologue_iterations): Likewise.
15501 (slpeel_tree_peel_loop_to_edge): Likewise.
15503 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15505 PR middle-end/37805
15506 * opts.c (print_specific_help): In addition to `undocumented',
15507 accept `separate' and `joined' flags if passed alone. Describe
15508 output by the first matched one of those.
15509 (common_handle_option): Skip over empty strings.
15510 * gcc.c (display_help): Fix help string for `--help='.
15511 * doc/invoke.texi (Option Summary, Overall Options): With
15512 `--help=', classes and qualifiers can both be repeated, but
15513 only the latter can be negated. One should not pass only
15514 negated qualifiers. Fix markup and examples.
15517 2008-10-14 Jakub Jelinek <jakub@redhat.com>
15518 PR middle-end/37805
15519 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
15520 and -fhelp=separate.
15522 2009-03-17 Jing Yu <jingyu@google.com>
15524 PR middle-end/39378
15525 * function.h (struct rtl_data): Move is_thunk from here...
15526 (struct function): ...to here.
15527 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
15528 * varasm.c (assemble_start_function): Change is_thunk from crtl to
15530 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
15532 (alpha_does_function_need_gp, alpha_start_function): Likewise.
15533 (alpha_output_function_end_prologue): Likewise.
15534 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
15535 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
15536 (rs6000_output_function_epilogue): Likewise.
15537 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
15539 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
15542 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
15543 from different units in a single alternative.
15544 (*truncdfsf_i387): Ditto.
15545 (*truncxfsf2_mixed): Ditto.
15546 (*truncxfdf2_mixed): Ditto.
15548 2009-03-17 Jakub Jelinek <jakub@redhat.com>
15550 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
15551 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
15554 * tree-ssa-live.c (remove_unused_locals): Don't remove local
15555 unused non-artificial variables when not optimizing.
15558 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
15559 DW_TAG_imported_module even if decl is IMPORTED_DECL with
15560 NAMESPACE_DECL in its DECL_INITIAL.
15562 PR middle-end/39443
15563 * optabs.c (set_user_assembler_libfunc): New function.
15564 * expr.h (set_user_assembler_libfunc): New prototype.
15565 * c-common.c: Include libfuncs.h.
15566 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
15567 for memcmp, memset, memcpy, memmove and abort.
15568 * Makefile.in (c-common.o): Depend on libfuncs.h.
15571 * dwarf2out.c (gen_inlined_enumeration_type_die,
15572 gen_inlined_structure_type_die, gen_inlined_union_type_die,
15573 gen_tagged_type_instantiation_die): Removed.
15574 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
15577 2009-03-17 Janis Johnson <janis187@us.ibm.com>
15580 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
15582 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
15583 (check-parallel-%): Ditto.
15584 (check-consistency): Ditto.
15586 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
15588 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
15589 local variable rhs by NULL_TREE.
15591 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15594 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
15596 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15599 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
15601 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15604 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
15605 for ms->sysv ABI calls only in 64bit mode.
15607 * config/i386/i386.md (untyped_call): Support 32bit.
15609 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
15611 * doc/extend.texi: Replace x86_65 with x86_64.
15613 2009-03-16 Jakub Jelinek <jakub@redhat.com>
15615 PR tree-optimization/39455
15616 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
15617 mismatches for POINTER_TYPE_P (type).
15618 (number_of_iterations_le): Likewise.
15620 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
15622 * config/picochip/picochip.c: Removed profiling support.
15623 * config/picochip/picochip.md: Removed profiling instruction.
15624 * config/picochip/picochip.h: Removed profiling builtin.
15626 2009-03-16 Joseph Myers <joseph@codesourcery.com>
15628 * doc/install.texi (--with-host-libstdcxx): Document.
15630 2009-03-14 Anatoly Sokolov <aesok@post.ru>
15633 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
15634 generate a warning if the function name does not begin with
15635 "__vector" and the function has either the 'signal' or 'interrupt'
15636 attribute, from here to ...
15637 (avr_declare_function_name): ...here. New function.
15638 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
15639 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
15641 2009-03-14 Jakub Jelinek <jakub@redhat.com>
15644 * cse.c (fold_rtx): Don't modify original const_arg1 when
15645 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
15646 separate variable instead.
15647 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
15648 from out of range shift counts.
15649 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
15651 2009-03-13 Catherine Moore <clm@codesourcery.com>
15653 * config/i386/x-mingw32 (host-mingw32.o): Replace
15654 diagnostic.h with $(DIAGNOSTIC_H).
15656 2009-03-12 Jakub Jelinek <jakub@redhat.com>
15659 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
15661 * config/i386/sync.md (sync_compare_and_swap<mode>,
15662 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
15663 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
15665 (sync_double_compare_and_swapdi_pic,
15666 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
15667 cmpxchg8b_pic_memory_operand instead of just memory_operand.
15669 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15672 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
15674 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15677 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
15678 (avx_addsubv4df3): Likewise.
15679 (*avx_addsubv4sf3): Likewise.
15680 (sse3_addsubv4sf3): Likewise.
15682 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15685 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
15687 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
15690 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
15691 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
15692 registers for allocnos created from user-defined variables.
15694 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15697 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
15698 of non-integer mode as well.
15700 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
15702 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
15703 for functions for which the parameter types are unknown.
15705 2009-03-11 Jakub Jelinek <jakub@redhat.com>
15708 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
15709 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
15710 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
15711 * config/i386/i386.c (ix86_local_alignment): For
15712 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
15713 long long variables on the stack to avoid dynamic realignment.
15714 Allow the first argument to be a decl rather than type.
15715 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
15717 2009-03-11 Nick Clifton <nickc@redhat.com>
15720 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
15722 Add description to mno-lsim option.
15723 * config/mcore/mcore.h: Remove comment about deprecated m4align
15725 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
15726 * doc/invoke.texi: Add description of mno-lsim and
15727 mstack-increment options.
15729 * config/fr30/fr30.opt: Document the -mno-lsim option.
15730 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
15731 and -mno-lsim options.
15733 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15735 * fold-const.c (fold_comparison): Only call fold_inf_compare
15736 if the mode supports infinities.
15738 2009-03-11 Jason Merrill <jason@redhat.com>
15741 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
15742 end already did. Notice GIMPLE_CALL modifications of the result.
15743 Don't copy debug information from an ignored decl or a decl from
15746 2009-03-10 Richard Guenther <rguenther@suse.de>
15747 Nathan Froyd <froydnj@codesourcery.com>
15749 PR middle-end/37850
15750 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
15751 (__divMODE3): Likewise.
15753 2009-03-09 Jakub Jelinek <jakub@redhat.com>
15755 PR tree-optimization/39394
15756 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
15757 DECL_SIZE_UNIT of variable length FIELD_DECLs.
15759 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15761 * recog.c (verfiy_changes): Disallow renaming of hard regs in
15762 inline asms for register asm ("") declarations.
15764 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
15766 * fold-const.c (fold_unary): Fix comment.
15768 2009-03-07 Jan Hubicka <jh@suse.cz>
15771 * tree-inline.c (setup_one_parameter): Do replacement of const
15772 argument by constant in SSA form.
15774 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15776 PR middle-end/38028
15777 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
15778 determine alignment passed to assign_stack_local.
15779 (assign_parms_unsplit_complex): Likewise.
15780 * except.c (sjlj_build_landing_pads): Likewise.
15782 2009-03-06 Jakub Jelinek <jakub@redhat.com>
15784 PR middle-end/39360
15785 * tree-flow.h (add_referenced_var): Return bool instead of void.
15786 * tree-dfa.c (add_referenced_var): Return result of
15787 referenced_var_check_and_insert call.
15788 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
15789 of referenced_var_check_and_insert.
15792 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
15793 (gen_variable_die): Emit DW_AT_location on abstract static variable's
15794 DIE, don't emit it if abstract origin already has it.
15795 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
15796 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
15798 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15800 * genpreds.c (needs_variable): Fix parentheses at variable name
15802 (write_tm_constrs_h): Indent generated code.
15804 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15806 * doc/extend.texi (Function Attributes): Add documentation
15807 for isr attributes.
15809 2009-03-06 Jakub Jelinek <jakub@redhat.com>
15812 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
15813 take locus from its DECL_SOURCE_LOCATION instead of input_location.
15815 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
15817 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
15820 2009-03-05 Jakub Jelinek <jakub@redhat.com>
15823 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
15824 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
15826 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
15828 * config/i386/i386.md (R8_REG, R9_REG): New constants.
15829 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
15830 constants instead of magic numbers.
15831 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
15833 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
15834 (x86_64_ms_abi_int_parameter_registers): Ditto.
15835 (x86_64_int_return_registers): Ditto.
15836 (ix86_maybe_switch_abi): Ditto.
15837 (ix86_expand_call): Ditto for clobbered_registers array.
15838 (ix86_hard_regno_mode_ok): Ditto.
15839 (x86_extended_QIreg_mentioned_p): Ditto.
15841 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
15843 PR tree-optimization/39349
15844 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
15846 * combine.c (gen_lowpart_for_combine): Use omode when generating
15849 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
15851 PR rtl-optimization/39235
15852 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
15854 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
15856 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
15858 2009-03-04 Richard Guenther <rguenther@suse.de>
15860 PR tree-optimization/39362
15861 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
15862 that occur in abnormal PHIs should be varying.
15864 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
15866 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
15868 (simple_iv): Take loop as an argument instead of statement.
15869 * tree-scalar-evolution.h (simple_iv): Declaration changed.
15870 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
15872 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
15874 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
15875 * matrix-reorg.c (analyze_transpose): Ditto.
15876 * tree-data-ref.c (dr_analyze_innermost): Ditto.
15877 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
15878 * tree-predcom.c (ref_at_iteration): Ditto.
15879 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
15881 2009-03-04 Richard Guenther <rguenther@suse.de>
15883 PR tree-optimization/39358
15884 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
15885 escaped_id and callused_id.
15886 (solve_graph): Likewise.
15888 2009-03-04 Richard Guenther <rguenther@suse.de>
15890 PR tree-optimization/39339
15891 * tree-sra.c (try_instantiate_multiple_fields): Make it
15892 no longer ICE on the above.
15894 2009-03-03 Joseph Myers <joseph@codesourcery.com>
15896 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
15897 that fits within Pmode.
15899 2009-03-03 Steve Ellcey <sje@cup.hp.com>
15901 PR middle-end/10109
15902 * tm.texi (LIBCALL_VALUE): Update description.
15904 2009-03-03 Steve Ellcey <sje@cup.hp.com>
15906 PR middle-end/34443
15907 * doc/extend.texi (section): Update description.
15909 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
15911 PR middle-end/39345
15912 * tree-inline.c (remapped_type): New.
15913 (can_be_nonlocal): Call remapped_type instead of remap_type.
15915 2009-03-03 Jakub Jelinek <jakub@redhat.com>
15918 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
15919 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
15921 2009-03-03 Richard Guenther <rguenther@suse.de>
15923 PR middle-end/39272
15924 * tree.c (tree_nonartificial_location): New function.
15925 * tree.h (tree_nonartificial_location): Declare.
15926 * builtins.c (expand_builtin_memory_chk): Provide location
15927 of the call location for artificial function pieces.
15928 (maybe_emit_chk_warning): Likewise.
15929 (maybe_emit_sprintf_chk_warning): Likewise.
15930 (maybe_emit_free_warning): Likewise.
15931 * expr.c (expand_expr_real_1): Likewise.
15933 2009-03-03 Jakub Jelinek <jakub@redhat.com>
15935 PR tree-optimization/39343
15936 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
15937 COMPONENT_REF t has ARRAY_TYPE.
15939 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
15941 PR middle-end/39335
15942 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
15943 when the type precision of the induction variable should be
15944 larger than the type precision of nit.
15945 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
15946 * graphite.c (graphite_loop_normal_form): Same.
15947 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
15949 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
15951 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
15952 (*call_1_rex64_ms_sysv): Use named constants instead of magic
15953 numbers to describe clobbered registers.
15954 (*call_value_0_rex64_ms_sysv): Ditto.
15955 * config/i386/mmx.md (mmx_emms): Ditto.
15956 (mmx_femms): Ditto.
15958 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
15960 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
15963 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15965 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
15966 (spu_section_type_flags): New function.
15968 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
15970 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
15971 reg_class_contents of FLOAT_REGS into a temporary.
15973 2009-03-02 Richard Guenther <rguenther@suse.de>
15974 Ira Rosen <irar@il.ibm.com>
15976 PR tree-optimization/39318
15977 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
15978 information to the vectorized statement.
15980 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
15982 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
15983 variable. Use defined names instead of magic constants for REX SSE
15986 2009-03-01 Richard Guenther <rguenther@suse.de>
15988 PR tree-optimization/39331
15989 * omp-low.c (lower_send_shared_vars): Do not receive new
15990 values for the reference of DECL_BY_REFERENCE parms or results.
15992 2009-03-01 Jan Hubicka <jh@suse.cz>
15995 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
15996 BLOCK_NONLOCALIZED_VAR): New macros.
15997 (tree_block): Add nonlocalized_vars.
15998 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
15999 gen_decl_die): Add origin argument. Allow generation of die with
16000 origin at hand only.
16001 (gen_member_die, gen_type_die_with_usage, force_decl_die,
16002 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
16004 (gen_block_die): Fix checking for unused blocks.
16005 (process_scope_var): Break out from .... ; work with origins only.
16006 (decls_for_scope) ... here; process nonlocalized list.
16007 (dwarf2out_ignore_block): Look for nonlocalized vars.
16008 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
16010 (dump_scope_block): Dump them.
16011 * tree-inline.c (remap_decls): Handle nonlocalized vars.
16012 (remap_block): Likewise.
16013 (can_be_nonlocal): New predicate.
16014 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
16016 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16018 * configure: Regenerate.
16020 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16022 * optc-gen.awk: No need to duplicate option flags twice.
16023 Reuse help texts for duplicate options which do not have any.
16025 * gcc.c (display_help): Document --version.
16027 * gcc.c (main): If print_help_list and verbose_flag, ensure
16028 driver output comes before subprocess output.
16030 * optc-gen.awk: Assign all remaining fields to help string,
16031 space-separated, for multi-line help in *.opt.
16033 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
16034 -Wno-pedantic-ms-format is for MinGW targets only.
16036 * doc/options.texi (Option file format): Fix bad indentation,
16037 restoring dropped sentence.
16039 2009-02-28 Jan Hubicka <jh@suse.cz>
16041 * tree-inline.c (tree_function_versioning): Output debug info.
16043 2009-02-28 Jan Hubicka <jh@suse.cz>
16046 * tree-inline.c (setup_one_parameter): Do not copy propagate
16047 arguments when not optimizing.
16049 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
16052 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16053 (avx_addsubv4df3): Likewise.
16054 (*avx_addsubv4sf3): Likewise.
16055 (sse3_addsubv4sf3): Likewise.
16056 (*avx_addsubv2df3): Likewise.
16057 (sse3_addsubv2df3): Likewise.
16058 (avx_unpckhps256): Correct item selectors.
16059 (avx_unpcklps256): Likewise.
16060 (avx_unpckhpd256): Likewise.
16061 (avx_unpcklpd256): Likewise.
16063 2009-02-28 Jan Hubicka <jh@suse.cz>
16065 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
16067 (copy_arguments_for_versioning): If var is declared don't declare it.
16068 (tree_function_versioning): First setup substitutions and then copy
16071 2009-02-27 Jan Hubicka <jh@suse.cz>
16074 * cgraph.h (varpool_output_debug_info): Remove.
16075 * cgraphunit.c (varpool_output_debug_info): Remove.
16076 * dwarf2out.c (deferred_locations_struct): New struct
16077 (deferred_locations): New type.
16078 (deferred_locations_list): New static var.
16079 (deffer_location): New function.
16080 (gen_variable_die): Use it.
16081 (decls_for_scope): Output info on local static vars.
16082 (dwarf2out_finish): Process deferred locations.
16083 * varpool.c (varpool_output_debug_info): Remove.
16085 2009-02-27 Jan Hubicka <jh@suse.cz>
16088 * tree.h (TREE_PROTECTED): Fix comment.
16089 (BLOCK_HANDLER_BLOCK): Remove.
16090 (struct tree_block): Remove handler_block add body_block.
16091 (inlined_function_outer_scope_p): New.
16092 (is_body_block): Remove.
16093 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
16094 * dwarf2out.c (is_inlined_entry_point): Remove.
16095 (add_high_low_attributes): Use inlined_function_outer_scope_p.
16096 (gen_block_die): Use is_inlined_entry_point check. Remove body block
16098 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
16099 * gimplify.c (gimplify_expr): Gimplify body blocks.
16100 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
16101 block with multiple subblocks.
16102 (dump_scope_block): Prettier output; dump more flags and info.
16103 (dump_scope_blocks): New.
16104 (remove_unused_locals): Use dump_scope_blocks.
16105 * tree-flow.h (dump_scope_blocks): Declare.
16106 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
16107 * stmt.c (is_body_block): Remove.
16108 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
16109 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
16111 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
16113 PR middle-end/39308
16114 * graphite.c (graphite_loop_normal_form): Do not call
16115 number_of_iterations_exit from a gcc_assert.
16117 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16119 * config/s390/s390.c (s390_swap_cmp): Look for conditional
16120 jumps if COND is NULL.
16121 (find_cond_jump): New function.
16122 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
16123 * config/s390/s390.md: Remove z10_cobra attribute value.
16125 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
16127 * config/alpha/alpha.h (alpha_expand_mov): Return false if
16128 force_const_mem returns NULL_RTX.
16130 2009-02-26 Jan Hubicka <jh@suse.cz>
16133 * cgraph.h (varpool_output_debug_info): Remove.
16134 * cgraphunit.c (varpool_output_debug_info): Remove.
16135 * dwarf2out.c (deferred_locations_struct): New struct
16136 (deferred_locations): New type.
16137 (deferred_locations_list): New static var.
16138 (deffer_location): New function.
16139 (gen_variable_die): Use it.
16140 (decls_for_scope): Output info on local static vars.
16141 (dwarf2out_finish): Process deferred locations.
16142 * varpool.c (varpool_output_debug_info): Remove.
16144 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
16146 PR rtl-optimization/39241
16147 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
16148 to subreg_offset_representable_p.
16150 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16152 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
16153 execute function prototype. Get f and nregs from max_reg_num
16154 and get_insns. Remove the first backward pass as it's dead,
16155 guard the forward pass by flag_expensive_optimizations.
16156 (rest_of_handle_regmove): Delete.
16157 (pass_regmove): Replace it with regmove_optimize.
16159 2009-02-25 Martin Jambor <mjambor@suse.cz>
16161 PR tree-optimization/39259
16162 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
16163 calls_alloca function flags.
16164 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
16165 calls are detected.
16167 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16169 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
16170 flags_set_1_rtx, flags_set_1_set): Delete.
16171 (regmove_optimize): Do not call mark_flags_life_zones.
16173 2009-02-24 Julian Brown <julian@codesourcery.com>
16176 * config/arm/arm.c (require_pic_register): Only set
16177 cfun->machine->pic_reg once per function.
16179 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
16181 * doc/invoke.texi (Link Options): Document an easier way to pass
16182 options that take arguments to the GNU linker using -Xlinker and -Wl.
16184 2009-02-24 Steve Ellcey <sje@cup.hp.com>
16187 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
16189 2009-02-24 Richard Guenther <rguenther@suse.de>
16192 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
16194 2009-02-24 Richard Guenther <rguenther@suse.de>
16195 Zdenek Dvorak <ook@ucw.cz>
16197 PR tree-optimization/39233
16198 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
16199 from converting them to a generic type.
16201 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
16203 PR tree-optimization/39260
16204 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
16205 contains a condition with a real type.
16206 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
16208 2009-02-23 Jason Merrill <jason@redhat.com>
16211 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
16212 narrowing_initializer_constant_valid_p.
16213 (narrowing_initializer_constant_valid_p): Don't return
16214 null_pointer_node for adding a pointer to itself.
16216 2009-02-23 Jan Hubicka <jh@suse.cz>
16219 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
16222 2009-02-23 Jan Hubicka <jh@suse.cz>
16224 PR tree-optimization/37709
16225 * tree.c (block_ultimate_origin): Move here from dwarf2out.
16226 * tree.h (block_ultimate_origin): Declare.
16227 * dwarf2out.c (block_ultimate_origin): Move to tree.c
16228 * tree-ssa-live.c (remove_unused_scope_block_p):
16229 Eliminate blocks containig no instructions nor live variables nor
16231 (dump_scope_block): New function.
16232 (remove_unused_locals): Enable removal of dead blocks by default;
16233 enable dumping at TDF_DETAILS.
16235 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16237 * config/i386/i386.c (classify_argument): Don't allow COImode
16239 (function_arg_advance_32): Don't allow OImode.
16240 (function_arg_32): Likewise.
16241 (function_value_32): Likewise.
16242 (return_in_memory_32): Likewise.
16243 (function_arg_64): Remove OImode comment.
16245 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16248 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16249 ix86_expand_vector_set for V4DImode in 64bit mode only.
16250 (ix86_expand_vector_init_one_var): Likewise.
16252 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
16254 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
16256 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16259 * loop-iv.c: Revert last change.
16260 * emit-rtl.c: Likewise.
16262 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16265 * config/i386/i386.c (type_natural_mode): Remove an extra
16266 space in the warning message.
16267 (function_value_32): Handle 32-byte vector modes.
16268 (return_in_memory_32): Likewise.
16270 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16272 * loop-iv.c (truncate_value): New function.
16273 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
16275 (lowpart_subreg): Move to...
16276 * emit-rtl.c: ...here.
16278 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
16280 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
16281 accidental and undocumented change at revision 140860.
16283 2009-02-21 Joseph Myers <joseph@codesourcery.com>
16285 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
16286 take gimple_seq * arguments.
16287 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
16288 types_compatible_p langhook.
16290 2009-02-20 Mark Mitchell <mark@codesourcery.com>
16291 Joseph Myers <joseph@codesourcery.com>
16293 * config/arm/arm.c (arm_builtin_va_list): New function.
16294 (arm_expand_builtin_va_start): Likewise.
16295 (arm_gimplify_va_arg_expr): Likewise.
16296 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
16297 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
16298 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
16299 (va_list_type): New variable.
16300 (arm_mangle_type): Mangle va_list_type appropriately.
16302 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16304 PR middle-end/39157
16305 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
16306 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
16307 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
16308 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
16309 parameter to 1000 for -O1 by default.
16310 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
16312 * loop-invariant.c: Include params.h.
16313 (move_loop_invariants): Don't call move_single_loop_invariants on
16316 2009-02-20 Jaka Mocnik <jaka@xlab.si>
16318 * calls.c (emit_library_call_value_1): Use slot_offset instead of
16319 offset when calculating bounds for indexing stack_usage_map. Fixes
16320 a buffer overflow with certain target setups.
16322 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16325 * calls.c (expand_call): Clear try_tail_call if caller and callee
16326 disagree in promotion of function return value.
16328 2009-02-19 Jakub Jelinek <jakub@redhat.com>
16331 * c-common.c (c_determine_visibility): If visibility changed and
16332 DECL_RTL has been already set, call make_decl_rtl to update symbol
16335 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
16338 * varasm.c (assemble_variable): Don't check DECL_NAME when
16339 globalizing a variable.
16341 2009-02-19 Joseph Myers <joseph@codesourcery.com>
16344 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
16345 expression before any __builtin_trap call.
16346 * c-typeck.c (build_function_call): Convert and check function
16347 arguments before generating a call to a trap. Evaluate the
16348 function arguments before the trap.
16350 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
16353 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
16354 (UNSPEC_FXAM_MEM): New unspec.
16355 (fxam<mode>2_i387_with_temp): New insn and split pattern.
16356 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
16357 memory using fxam<mode>2_i387_with_temp to remove excess precision.
16359 2009-02-19 Richard Guenther <rguenther@suse.de>
16361 PR tree-optimization/39207
16362 PR tree-optimization/39074
16363 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
16364 storedanything_tree): New.
16365 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
16366 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
16367 (build_succ_graph): Add edges from STOREDANYTHING to all
16369 (init_base_vars): Initialize STOREDANYTHING.
16370 (compute_points_to_sets): Free substitution info after
16371 building the succ graph.
16372 (ipa_pta_execute): Likewise.
16374 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
16376 (do_ds_constraint): Do not add to special var or non-pointer
16378 (type_could_have_pointers): Split out from ...
16379 (could_have_pointers): ... here. For arrays use the element type.
16380 (create_variable_info_for): Initialize may_have_pointers.
16381 (new_var_info): Likewise.
16382 (handle_lhs_call): Make the HEAP variable unknown-sized.
16383 (intra_create_variable_infos): Use a type with pointers for
16384 PARM_NOALIAS, make it unknown-sized.
16386 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
16389 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
16391 2009-02-18 Jason Merrill <jason@redhat.com>
16394 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
16395 value if DECL_EXTERNAL.
16396 * tree-sra.c (sra_walk_gimple_assign): Likewise.
16397 * target.h (gcc_target::binds_local_p): Clarify "module".
16398 * tree.h (TREE_PUBLIC): Clarify "module".
16400 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
16403 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
16404 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
16406 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
16409 * c.opt (Wabi): Support C and ObjC.
16412 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
16414 * config/i386/i386.c (classify_argument): Warn once about the ABI
16415 change when passing union with long double.
16417 * doc/invoke.texi: Update -Wabi for warning psABI changes.
16419 2009-02-18 Joseph Myers <joseph@codesourcery.com>
16422 * c-parser.c (c_parser_compound_statement): Always enter and leave
16425 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16428 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
16430 2009-02-18 Jakub Jelinek <jakub@redhat.com>
16432 PR tree-optimization/36922
16433 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
16434 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
16437 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16439 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
16442 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16444 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
16446 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16448 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
16451 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
16452 Richard Sandiford <rdsandiford@googlemail.com>
16454 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
16455 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
16456 (loongson_biadd): ...this.
16458 2009-02-17 Richard Guenther <rguenther@suse.de>
16460 PR tree-optimization/39202
16461 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
16462 a var make sure to follow existing collapses.
16464 2009-02-17 Richard Guenther <rguenther@suse.de>
16466 PR middle-end/39214
16467 * langhooks.c (lhd_print_error_function): Check for NULL block.
16469 2009-02-17 Richard Guenther <rguenther@suse.de>
16471 PR tree-optimization/39204
16472 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
16475 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
16477 * config/soft-fp/double.h: Update from glibc CVS.
16479 2009-02-17 Richard Guenther <rguenther@suse.de>
16481 PR tree-optimization/39207
16482 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
16483 strict-aliasing warnings for pointers pointing to NULL.
16485 2009-02-16 Joseph Myers <joseph@codesourcery.com>
16488 * c-parser.c (c_parser_braced_init): Call pop_init_level when
16489 skipping until next close brace.
16491 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
16494 * config/i386/i386.c (ix86_expand_push): Set memory alignment
16495 to function argument boundary.
16497 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16499 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
16500 in the lea_add. Reload eventually constraints it properly.
16501 * config/picochip/constraints.md: Remove the target constraint
16502 "b", since it is not needed anymore.
16504 2009-02-16 Jakub Jelinek <jakub@redhat.com>
16506 * gthr-dce.h: Uglify function parameter and local variable names.
16507 * gthr-gnat.h: Likewise.
16508 * gthr-mipssde.h: Likewise.
16509 * gthr-nks.h: Likewise.
16510 * gthr-posix95.h: Likewise.
16511 * gthr-posix.h: Likewise.
16512 * gthr-rtems.h: Likewise.
16513 * gthr-single.h: Likewise.
16514 * gthr-solaris.h: Likewise.
16515 * gthr-tpf.h: Likewise.
16516 * gthr-vxworks.h: Likewise.
16517 * gthr-win32.h: Likewise.
16519 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
16522 * config/i386/i386.md: Restrict the new peephole2 to move
16523 between MMX/SSE registers.
16525 2009-02-15 Richard Guenther <rguenther@suse.de>
16528 2009-02-13 Richard Guenther <rguenther@suse.de>
16530 * configure.ac: Enable LFS.
16531 * configure: Re-generate.
16532 * config.in: Likewise.
16534 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16536 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
16537 spu_srqwbyte, spu_srqwbytebc): Define.
16538 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
16539 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
16540 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
16541 "shrqby_<mode>"): New insn-and-split patterns.
16542 * config/spu/spu.c (expand_builtin_args): Determine and return
16543 number of operands using spu_builtin_description data.
16544 (spu_expand_builtin_1): Use it.
16546 2009-02-13 Steve Ellcey <sje@cup.hp.com>
16549 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
16552 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16555 * config/i386/i386.c (override_options): Correct warning
16556 messages for -malign-loops, -malign-jumps and -malign-functions.
16558 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16561 * config/i386/i386.md: Restrict the new peephole2 to move
16562 between the general purpose registers.
16564 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16567 * config/i386/i386.c (type_natural_mode): Add a new argument.
16568 Return the original mode and warn ABI change if vector size is 32byte.
16569 (function_arg_advance): Updated.
16570 (function_arg): Likewise.
16571 (ix86_function_value): Likewise.
16572 (ix86_return_in_memory): Likewise.
16573 (ix86_sol10_return_in_memory): Likewise.
16574 (ix86_gimplify_va_arg): Likewise.
16575 (function_arg_32): Don't warn ABX ABI change here.
16576 (function_arg_64): Likewise.
16578 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
16580 * loop-iv.c (implies_p): In the final case, test that operands 0
16581 of the two comparisons match.
16583 * config/bfin/bfin.c (find_prev_insn_start): New function.
16584 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
16585 (find_next_insn_start): Move.
16587 2009-02-13 Richard Guenther <rguenther@suse.de>
16589 * configure.ac: Enable LFS.
16590 * configure: Re-generate.
16591 * config.in: Likewise.
16593 2009-02-13 Joseph Myers <joseph@codesourcery.com>
16596 * c-parser.c (c_parser_parms_list_declarator): Discard pending
16597 sizes on syntax error after some arguments have been parsed.
16599 2009-02-12 Jakub Jelinek <jakub@redhat.com>
16601 * doc/invoke.texi (-fira): Remove.
16603 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16605 * caller-save.c: Replace regclass.c with reginfo.c in comments.
16606 * recog.c: Likewise.
16609 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
16611 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
16612 (umul_ppmm): Likewise.
16613 (count_leading_zeros): Likewise.
16614 (count_trailing_zeros): Likewise.
16615 (UMUL_TIME): Likewise.
16617 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16619 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
16620 soft-fp/t-softfp to tmake_file.
16622 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
16623 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
16624 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
16625 IA64_BUILTIN_INFQ]: New.
16626 (ia64_init_builtins): Initialize __builtin_infq,
16627 __builtin_fabsq and __builtin_copysignq if not HPUX.
16628 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
16629 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
16631 * config/ia64/lib1funcs.asm (__divtf3): Define only if
16633 (__fixtfti): Likewise.
16634 (__fixunstfti): Likewise.
16635 (__floattitf): Likewise.
16637 * config/ia64/libgcc-glibc.ver: New.
16638 * config/ia64/t-fprules-softfp: Likewise.
16639 * config/ia64/sfp-machine.h: Likewise.
16641 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
16642 (LIBGCC2_TF_CEXT): Likewise.
16643 (TF_SIZE): Likewise.
16644 (TARGET_INIT_LIBFUNCS): Likewise.
16646 * config/ia64/t-glibc (SHLINB_MAPFILES):
16647 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
16649 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16651 * config/i386/i386.c (construct_container): Rewrite processing
16652 BLKmode with X86_64_SSE_CLASS.
16654 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
16657 * config/i386/i386.md: Replace simplify_replace_rtx with
16658 replace_rtx in the new peephole2.
16660 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
16662 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
16663 loop unrolling do not happen at -O2.
16665 2009-02-12 Michael Matz <matz@suse.de>
16667 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
16669 2009-02-12 Jakub Jelinek <jakub@redhat.com>
16671 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
16674 2009-02-12 Ben Elliston <bje@au.ibm.com>
16676 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
16677 patterns when updating the back chain. Missed in the 2009-02-10
16680 2009-02-11 Janis Johnson <janis187@us.ibm.com>
16682 * doc/extend.texi (Decimal Floating Types): Update identifier of
16683 draft TR and list of missing support.
16685 2009-02-11 Jakub Jelinek <jakub@redhat.com>
16687 PR middle-end/39154
16688 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
16689 bit to variable length decl's flags, add it also to its
16690 pointer replacement variable.
16692 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
16693 Jakub Jelinek <jakub@redhat.com>
16696 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
16697 (memory_blockage): New expander.
16698 (*memory_blockage): New insn pattern.
16699 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
16700 instead of general blockage at the end of function prologue when
16701 frame pointer is used to access red zone area. Do not emit blockage
16702 when profiling, it is emitted in generic code.
16703 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
16704 function epilogue when frame pointer is used to access red zone area.
16706 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
16709 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
16710 by arithmetic with memory operands.
16711 * config/i386/predicates.md (commutative_operator): New.
16713 2009-02-10 Janis Johnson <janis187@us.ibm.com>
16715 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
16718 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
16720 * alias.h (record_alias_subset): Declare.
16721 * alias.c (record_alias_subset): Make global.
16723 2009-02-10 Nick Clifton <nickc@redhat.com>
16725 * tree-parloops.c: Change license to GPLv3.
16726 * ipa-struct-reorg.c: Change license to GPLv3.
16727 * ipa-struct-reorg.h: Change license to GPLv3.
16729 2009-02-10 Steve Ellcey <sje@cup.hp.com>
16732 * c-decl.c (start_struct): Return NULL on error.
16734 2009-02-10 Jakub Jelinek <jakub@redhat.com>
16736 PR middle-end/39124
16737 * cfgloopmanip.c (remove_path): Call remove_bbs after
16738 cancel_loop_tree, not before it.
16741 * function.h (struct function): Add has_local_explicit_reg_vars bit.
16742 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
16743 VAR_DECLs were seen.
16744 * tree-ssa-live.c (remove_unused_locals): Recompute
16745 cfun->has_local_explicit_reg_vars.
16746 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
16747 copies or clearings if cfun->has_local_explicit_reg_vars.
16749 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
16752 * config/i386/i386.c (expand_prologue): Emit blockage at the end
16753 of function prologue when frame pointer is used to access
16756 2009-02-10 Richard Guenther <rguenther@suse.de>
16758 PR middle-end/39127
16759 * gimplify.c (gimple_regimplify_operands): Always look if
16760 we need to create a temporary.
16762 2009-02-10 Richard Guenther <rguenther@suse.de>
16764 PR tree-optimization/39132
16765 * tree-loop-distribution.c (todo): New global var.
16766 (generate_memset_zero): Trigger TODO_rebuild_alias.
16767 (tree_loop_distribution): Return todo.
16769 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
16772 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
16773 (x86_64_reg_class_name): Removed.
16774 (classify_argument): Return 0 if bytes > 32. Return 0 if the
16775 first one isn't X86_64_SSE_CLASS or any other ones aren't
16776 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
16777 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
16778 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
16779 and 3 X86_64_SSEUP_CLASS.
16780 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
16781 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
16783 2009-02-10 Ben Elliston <bje@au.ibm.com>
16785 * config/rs6000/rs6000.md (allocate_stack): Always use an update
16786 form instruction to update the stack back chain word, even if the
16787 user has disabled the generation of update instructions.
16788 (movdi_<mode>_update_stack): New.
16789 (movsi_update_stack): Likewise.
16790 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
16791 always use an update form instruction to update the stack back
16794 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
16796 PR middle-end/38953
16797 * graphite.c (if_region_set_false_region): After moving a region in
16798 the false branch of a condition, remove the empty dummy basic block.
16799 (gloog): Remove wrong fix for PR38953.
16801 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16803 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
16804 generation due to implicit sign extension.
16806 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
16808 PR middle-end/38981
16809 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
16810 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
16812 2009-02-09 Richard Guenther <rguenther@suse.de>
16814 PR middle-end/35202
16815 * convert.c (convert_to_real): Disable (float)fn((double)x)
16816 to fnf(x) conversion if errno differences may occur and
16817 -fmath-errno is set.
16819 2009-02-07 Anatoly Sokolov <aesok@post.ru>
16821 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
16822 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16823 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16825 2009-02-06 Joseph Myers <joseph@codesourcery.com>
16828 * c-common.c (handle_alias_attribute): Disallow attribute for
16829 anything not a FUNCTION_DECL or VAR_DECL.
16831 2009-02-06 Janis Johnson <janis187@us.ibm.com>
16834 * real.c (do_compare): Special-case compare of zero against
16835 decimal float value.
16837 2009-02-06 Joseph Myers <joseph@codesourcery.com>
16840 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
16841 as indicating flexible array members unless the field itself is
16842 being declarared as the incomplete array.
16844 2009-02-06 Jan Hubicka <jh@suse.cz>
16846 PR tree-optimization/38844
16847 * ipa-inline.c (try_inline): Stop inlining recursion when edge
16848 is already inlined.
16850 2009-02-06 Richard Guenther <rguenther@suse.de>
16852 PR middle-end/38977
16853 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
16854 fork because we may expand it as __gcov_fork.
16856 2009-02-06 Nick Clifton <nickc@redhat.com>
16858 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
16860 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
16862 PR tree-optimization/35659
16863 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
16864 vn_phi_eq): Shortcut if hashcode does not match.
16865 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
16867 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
16868 and avoid iterative_hash_expr.
16869 (FOR_EACH_VALUE_ID_IN_SET): New.
16870 (value_id_compare): Remove.
16871 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
16872 sort expressions by value id.
16874 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
16877 * config/sh/predicates.md (general_movsrc_operand): Don't check
16878 the subreg of system registers here.
16880 2009-02-05 Jakub Jelinek <jakub@redhat.com>
16883 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
16884 on the copied decl.
16886 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
16888 PR rtl-optimization/39110
16889 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
16890 addresses, not aligned ones.
16892 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
16893 Richard Guenther <rguenther@suse.de>
16895 PR tree-optimization/39100
16896 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
16897 comment says and add edges.
16899 2009-02-05 Joseph Myers <joseph@codesourcery.com>
16902 * c-common.c (handle_tls_model_attribute): Ignore attribute for
16903 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
16905 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
16907 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
16908 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
16909 register_bb_in_sese, new_sese, free_sese): Moved.
16910 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
16911 outermost_loop_in_scop, build_scop_iteration_domain,
16912 expand_scalar_variables_ssa_name, get_vdef_before_scop,
16913 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
16914 Use loop_in_sese_p instead of loop_in_scop_p.
16915 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
16916 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
16917 (scopdet_basic_block_info): Fix bug in scop detection.
16918 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
16919 eq_loop_to_cloog_loop): Remove.
16920 (nb_loops_around_loop_in_scop, nb_loop
16921 ref_nb_loops): Moved here...
16922 * graphite.h (ref_nb_loops): ... from here.
16923 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
16924 (loop_domain_dim, loop_iteration_vector_dim): Remove.
16925 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
16926 * testsuite/gcc.dg/graphite/scop-19.c: New
16928 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
16929 Hans-Peter Nilsson <hp@axis.com>
16931 PR rtl-optimization/37889
16932 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
16933 Move offset handling from PLUS to before the switch. Use new
16934 arguments when considering SYMBOL_REFs too.
16935 (rtx_addr_can_trap_p): Pass dummy offset and size.
16936 (enum may_trap_p_flags): Remove.
16937 (may_trap_p_1): Pass size from MEM_SIZE.
16939 PR rtl-optimization/38921
16940 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
16941 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
16942 * rtlanal.c (may_trap_after_code_motion_p): Delete.
16943 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
16945 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
16947 AVX Programming Reference (January, 2009)
16948 * config/i386/sse.md (*vpclmulqdq): New.
16950 2009-02-04 Jakub Jelinek <jakub@redhat.com>
16952 PR tree-optimization/38977
16953 PR gcov-profile/38292
16954 * calls.c (special_function_p): Disregard __builtin_ prefix.
16956 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
16958 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
16959 non-indexable addresses even before reload.
16961 2009-02-03 Joseph Myers <joseph@codesourcery.com>
16964 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
16965 as having variable size. Do not give an error for unnamed
16966 parameters with [*] declarators. Give a warning for type names
16967 with [*] declarators and mark them as variable size.
16968 * c-parser.c (c_parser_sizeof_expression): Do not give an error
16969 for sizeof applied to [*] type names.
16971 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
16974 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
16976 2009-02-03 Jakub Jelinek <jakub@redhat.com>
16978 * gcc.c (process_command): Update copyright notice dates.
16979 * gcov.c (print_version): Likewise.
16980 * gcov-dump.c (print_version): Likewise.
16981 * mips-tfile.c (main): Likewise.
16982 * mips-tdump.c (main): Likewise.
16984 2009-02-03 Joseph Myers <joseph@codesourcery.com>
16987 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
16988 for composite type involving a zero-length array type.
16990 2009-02-03 Jakub Jelinek <jakub@redhat.com>
16993 * function.c (match_asm_constraints_1): Skip over
16994 initial optional % in the constraint.
16996 PR inline-asm/39059
16997 * c-parser.c (c_parser_postfix_expression): If fixed point is not
16998 supported, don't accept FIXED_CSTs.
16999 * c-decl.c (finish_declspecs): Error if fixed point is not supported
17000 and _Sat is used without _Fract/_Accum. Set specs->type to
17001 integer_type_node for cts_fract/cts_accum if fixed point is not
17004 2009-02-02 Catherine Moore <clm@codesourcery.com>
17006 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
17008 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
17010 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
17011 (ABI_HAS_64BIT_SYMBOLS): Use it.
17012 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
17014 2009-02-02 Paul Brook <paul@codesourcery.com>
17016 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
17018 2009-02-02 Jakub Jelinek <jakub@redhat.com>
17020 PR inline-asm/39058
17021 * recog.h (asm_operand_ok): Add constraints argument.
17022 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
17023 recurse on matching constraint.
17024 (check_asm_operands): Pass constraints as 3rd argument to
17025 asm_operand_ok. Don't look up matching constraint here.
17026 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
17029 2009-02-02 Ben Elliston <bje@au.ibm.com>
17031 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
17032 TARGET_NARROW_VOLATILE_BITFIELD macro names.
17034 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17036 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
17037 information. Remove some obsolete information. Reorganize.
17039 * config/pa/fptr.c: Revert license to GPL 2.
17040 * config/pa/milli64.S: Likewise.
17042 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17045 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
17046 LIBRARY name in, instead of hard-coding it.
17047 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
17048 extra target make frag to tmake_files according to EH model.
17049 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
17050 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
17051 frags that define makefile variable EH_MODEL appropriately.
17052 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
17053 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
17054 to "-sjlj" according to type of EH configured.
17055 (LIBGCC_SONAME): Concatenate it to shared library base name.
17056 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
17057 to "_sjlj" according to type of EH configured.
17058 (LIBGCC_SONAME): Concatenate it to shared library base name.
17059 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
17060 (SHLIB_LINK): Add missing semicolon to if-else construct.
17061 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17062 string value of "pe_dll" command-line option.
17063 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
17064 (SHLIB_SONAME): Use it when overriding t-cygming default.
17065 (SHLIB_IMPLIB): Override t-cygming default.
17066 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17067 string value of "pe_dll" command-line option.
17069 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17072 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
17073 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
17075 2009-01-31 Richard Guenther <rguenther@suse.de>
17077 PR tree-optimization/38937
17078 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
17079 computing the transitive closure.
17081 2009-01-30 Richard Guenther <rguenther@suse.de>
17083 PR tree-optimization/39041
17084 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17085 Propagate variable indices only if the types match for this stmt.
17087 2009-01-30 Jakub Jelinek <jakub@redhat.com>
17090 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
17091 inline but never defined.
17093 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
17095 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
17096 (*insv_h_di_reg_extimm): New insn.
17097 (*insv_l<mode>_reg_extimm): New insn.
17099 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17101 * config/picochip/picochip.c (flag_conserve_stack): set
17102 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
17103 fconserve-stack. Reduce call-overhead used by inliner.
17105 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17108 * common.opt (flag_conserve_stack): Initialised to zero.
17110 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
17113 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
17114 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
17117 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
17119 * ira-color.c (allocno_reload_assign): Update comments.
17120 * regmove.c (regmove_optimize): Likewise.
17124 2009-01-29 Robert Millan <rmh@aybabtu.com>
17126 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
17127 * config/i386/kopensolaris-gnu.h: New file. Undefine
17128 `MD_UNWIND_SUPPORT'.
17129 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
17131 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
17133 PR tree-optimization/39007
17134 * tree-loop-distribution.c (generate_builtin): Use
17135 recompute_dominator to compute the immediate dominator of the
17136 basic block just after the loop.
17138 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17140 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
17141 (ASM_OUTPUT_DWARF_PCREL): Define.
17143 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
17145 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
17146 * doc/passes.texi: Remove entries about regclass, local-alloc, and
17147 global. Modify entries about regmove and IRA.
17149 * ra-conflict.c: Remove the file.
17151 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
17153 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
17154 (pass_regclass_init): Rename to pass_reginfo_init.
17156 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
17158 * toplev.h (flag_ira): Remove.
17160 * caller-save.c (setup_save_areas): Remove flag_ira.
17162 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
17164 * global.c: Remove the file.
17166 * opts.c (decode_options): Remove flag_ira.
17168 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
17170 * regmove.c: Modify file description.
17171 (find_use_as_address, try_auto_increment): Define them only if
17172 AUTO_INC_DEC is defined.
17173 (replacement_quality, replace_in_call_usage, fixup_match_1,
17174 stable_and_no_regs_but_for_p): Remove.
17175 (reg_set_in_bb): Make it static.
17176 (regmove_optimize): Remove flag_ira and code which worked for
17179 * local-alloc.c: Remove the file.
17181 * common.opt (fira): Remove.
17183 * ira.c: Include except.h.
17184 (eliminable_regset): Move from global.c.
17185 (mark_elimination): Ditto. Remove flag_ira.
17186 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
17187 equiv_mem_modified, validate_equiv_mem_from_store,
17188 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
17189 contains_replace_regs, memref_referenced_p, memref_used_between_p,
17190 no_equiv, recorded_label_ref): Move from local-alloc.c.
17191 (update_equiv_regs): Ditto. Make it static.
17192 (print_insn_chain, print_insn_chains): Move it from global.c.
17193 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
17194 (build_insn_chain): Ditto. Make it static.
17195 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
17196 Rename to init_live_subregs.
17197 (gate_ira): Remove flag_ira.
17199 * regclass.c: Rename reginfo.c. Change file description.
17200 (FORBIDDEN_INC_DEC_CLASSES): Remove.
17201 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
17202 (init_reg_sets_1): Remove code for evaluation of
17203 reg_class_superclasses and losing_caller_save_reg_set.
17204 (init_regs): Remove init_reg_autoinc.
17205 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
17206 ok_for_base_p_nonstrict): Remove.
17207 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
17208 (pass_regclass_init): Rename to pass_reginfo_init. Modify
17209 corresponding entries.
17210 (dump_regclass, record_operand_costs, scan_one_insn,
17211 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
17212 record_address_regs, auto_inc_dec_reg_p): Remove.
17213 (gt-regclass.h): Rename to gt-reginfo.h.
17215 * rtl.h (dump_global_regs, retry_global_alloc,
17216 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
17218 * Makefile.in (RA_H): Remove.
17219 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
17220 Rename regclass.o to reginfo.o.
17221 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
17223 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
17224 (GTFILES): Rename regclass.c to reginfo.c.
17226 * passes.c (init_optimization_passes): Remove pass_local_alloc and
17227 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
17229 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
17230 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
17232 (finish_spills): Ditto. Remove code for !flag_ira.
17234 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
17236 PR middle-end/35854
17237 * doc/invoke.texi (rtl debug options): Complete rewrite.
17238 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
17240 * mode-switching.c (pass_mode_switching): Rename pass from
17241 "mode-sw" to "mode_sw".
17242 * except.c (pass_convert_to_eh_ranges): Rename pass from
17243 "eh-ranges" to "eh_ranges".
17244 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
17248 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
17249 Alexander Monakov <amonakov@ispras.ru>
17251 PR middle-end/38857
17252 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
17254 (move_exprs_to_boundary): Change return type and pass through
17255 should_move from move_op. Relax assert. Update usage ...
17256 (schedule_expr_on_boundary): ... here. Use should_move instead of
17258 (move_op_orig_expr_found): Indicate that insn was disconnected from
17260 (code_motion_process_successors): Do not call after_merge_succs
17261 callback if original expression was not found when traversing any of
17263 (code_motion_path_driver): Change return type. Update prototype.
17264 (move_op): Update comment. Add a new parameter (should_move). Update
17265 prototype. Set *should_move based on indication provided by
17266 move_op_orig_expr_found.
17268 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
17270 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
17271 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
17272 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
17273 * config/rs6000/rs6000.c (rs6000_override_options): Default
17274 avoid-indexed-addresses on for Power6, off for everything else.
17275 (avoiding_indexed_address_p): New function.
17276 (rs6000_legitimize_address): Use it.
17277 (rs6000_legitimate_address): Likewise.
17278 * config/rs6000/rs6000.md (movXX_updateX): Likewise
17280 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
17282 PR tree-optimization/38997
17283 * tree-loop-distribution.c (generate_memset_zero): Use
17284 POINTER_PLUS_EXPR for a pointer addition.
17286 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
17288 * config/s390/s390.md (bswap<mode>2): New pattern added.
17290 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17292 * config/s390/s390.md (*tls_load_31): Added type attribute.
17294 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17296 * config/s390/s390.md: Fix a few comments.
17298 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17300 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
17301 (*tm<mode>_full): Fixed z10prop attribute.
17302 (*tst<mode>_extimm): Fixed z10prop attribute.
17303 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
17304 (*tstqiCCT_cconly): Fixed z10prop attribute.
17305 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
17306 (*movsi_larl): Fixed z10prop attribute.
17307 (*movsi_zarch): Fixed z10prop attribute.
17308 (*movsi_eas): Fixed z10prop attribute.
17309 (*movhi): Fixed z10prop attribute.
17310 (*movqi): Fixed z10prop attribute.
17311 (*movstrictqi): Fixed z10prop attribute.
17312 (*mov<mode>): Fixed z10prop attribute.
17313 (*movcc): Fixed z10prop attribute.
17314 (*sethighpartdi_64): Fixed z10prop attribute.
17315 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
17316 (*negdi2_sign_cc): Fixed z10prop attribute.
17317 (*negdi2_sign): Fixed z10prop attribute.
17318 (*absdi2_sign_cc): Fixed z10prop attribute.
17319 (*absdi2_sign): Fixed z10prop attribute.
17320 (*negabsdi2_sign_cc): Fixed z10prop attribute.
17321 (*negabsdi2_sign): Fixed z10prop attribute.
17322 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
17323 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
17324 (doloop_si64): Fixed z10prop attribute.
17325 (doloop_si31): Fixed z10prop attribute.
17326 (doloop_long): Fixed z10prop attribute.
17327 (indirect_jump): Fixed z10prop attribute.
17328 (nop): Fixed z10prop attribute.
17329 (main_base_64): Fixed z10prop attribute.
17330 (reload_base_64): Fixed z10prop attribute.
17332 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17334 PR rtl-optimization/38740
17335 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
17337 * config/mips/mips.c (mips_reorg): Likewise.
17339 2009-01-28 Richard Guenther <rguenther@suse.de>
17341 PR tree-optimization/38926
17342 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
17343 with the correct value id to a value.
17344 (do_regular_insertion): Use the value number of edoubleprime
17345 for the value number of the expr.
17348 2008-08-21 Richard Guenther <rguenther@suse.de>
17350 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
17351 a PHI ask VN if it is already available.
17352 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
17353 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
17355 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17357 PR middle-end/38934
17358 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
17359 set to varying whenever max has TREE_OVERFLOW set, similarly
17360 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
17362 2009-01-28 Richard Guenther <rguenther@suse.de>
17364 PR middle-end/38908
17365 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
17366 uninitialized aggregate uses in call arguments.
17368 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
17370 PR tree-optimization/38984
17371 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
17372 the nothing_id variable if -fno-delete-null-pointer-checks.
17374 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
17377 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
17378 (set_got_offset_rex64): Ditto.
17380 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
17383 * doc/extend.texi: Improve local variable with asm reg.
17385 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
17387 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
17388 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
17389 was not supplied then set warn_packed_bitfield_compat to the
17390 default value of 1.
17391 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
17394 2009-01-27 Richard Guenther <rguenther@suse.de>
17396 PR tree-optimization/38503
17397 * cfgexpand.c (expand_gimple_basic_block): Ignore
17398 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
17399 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
17400 variables that cannot have TBAA applied.
17401 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
17404 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
17406 PR middle-end/38969
17407 * calls.c (initialize_argument_information): Do not wrap complex
17408 arguments in SAVE_EXPR.
17410 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
17412 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
17413 (INSTALL_LIBGCC): Revert typo commit.
17415 2009-01-26 Richard Guenther <rguenther@suse.de>
17417 PR tree-optimization/38745
17418 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
17419 from special handling.
17421 2009-01-26 Richard Guenther <rguenther@suse.de>
17423 PR tree-optimization/38745
17424 * tree-ssa.c (execute_update_addresses_taken): Do not include
17425 variables that cannot possibly be a register in not_reg_needs.
17426 Do not clear TREE_ADDRESSABLE on vars that may not become
17428 * tree-ssa.c (update_alias_info_1): Include those in the set
17429 of addressable vars.
17431 2009-01-26 Richard Guenther <rguenther@suse.de>
17433 PR middle-end/38851
17434 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
17435 * tree-ssa-dse.c: Include langhooks.h
17436 (execute_simple_dse): Remove stores with zero size.
17438 2009-01-24 Jakub Jelinek <jakub@redhat.com>
17441 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
17444 2009-01-24 Julian Brown <julian@codesourcery.com>
17446 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
17447 config/arm/linux-atomic.c.
17448 * config/arm/linux-atomic.c: New.
17450 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
17452 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
17453 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
17454 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
17456 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
17459 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
17462 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
17464 PR tree-optimization/38953
17465 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
17466 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
17467 (gloog): Split the exit of the scop when the scop exit is a loop exit.
17468 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
17471 2009-01-24 Paul Brook <paul@codesourcery.com>
17473 * config/arm/neon.md (neon_type): Move to arm.md.
17474 (neon_mov<VSTRUCT>): Add neon_type attribute.
17475 * config/arm/arm.md (neon_type): Move to here.
17476 (conds): Add "unconditioal" and use as default for NEON insns.
17478 2009-01-24 Ben Elliston <bje@au.ibm.com>
17480 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
17481 void *' warning from -Wc++-compat.
17482 * Makefile.in (dominance.o-warn): Remove.
17484 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
17486 PR tree-optimization/38932
17487 * fold-const.c (fold_unary_ignore_overflow): New.
17488 * tree.h (fold_unary_ignore_overflow): Declare.
17489 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
17490 * tree-ssa-sccvn.c (visit_reference_op_load,
17491 simplify_unary_expression): Likewise.
17493 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
17495 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
17496 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
17497 regardless of their type.
17498 * c-common.c (handle_packed_attribute): Don't ignore packed on
17500 * c.opt (Wpacked-bitfield-compat): New warning option.
17501 * stor-layout.c (place_field): Warn if offset of a field changed.
17502 * doc/extend.texi (packed): Mention the ABI change.
17503 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
17504 (Warning Options): Add it to the list.
17506 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
17508 * c-opts.c (c_common_post_options): Fix a typo in comments.
17510 2009-01-22 Steve Ellcey <sje@cup.hp.com>
17512 PR middle-end/38615
17513 * gimplify.c (gimplify_init_constructor): Fix promotion of const
17514 variables to static.
17515 * doc/invoke.texi (-fmerge-all-constants): Update description.
17517 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
17520 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
17521 (*movdi_1_rex64): Use type "mmx" for alternative 5.
17523 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
17525 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
17527 (LOCAL_ALIGNMENT): Similarly.
17529 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17530 Joseph Myers <joseph@codesourcery.com>
17532 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
17533 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
17534 * config/arm/arm-tune.md: Regenerate.
17535 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
17538 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17540 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
17541 version number to five.
17543 2009-01-22 Dodji Seketeli <dodji@redhat.com>
17546 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
17547 * c-common.c (set_underlying_type): Likewise.
17548 (is_typedef_decl ): Likewise
17550 (set_underlying_type): Likewise.
17551 (is_typedef_type): Likewise.
17553 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
17555 PR middle-end/38587
17556 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
17559 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
17562 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
17563 (LIBGCC_SPEC): Don't define.
17564 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
17566 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
17568 PR rtl-optimization/38879
17569 * alias.c (base_alias_check): Unaligned access via AND address can
17570 alias all surrounding object types except those with sizes equal
17571 or wider than the size of unaligned access.
17573 2009-01-21 Dodji Seketeli <dodji@redhat.com>
17576 * c-decl.c (clone_underlying_type): Move this ...
17577 * c-common.c (set_underlying_type): ... here.
17578 Also, make sure the function properly sets TYPE_STUB_DECL() on
17579 the newly created typedef variant type.
17580 (is_typedef_decl ): New entry point.
17581 * tree.h: Added a new member member_types_needing_access_check to
17582 struct tree_decl_non_common.
17583 (set_underlying_type): New entry point.
17584 (is_typedef_type): Likewise.
17586 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
17588 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
17589 Check whether two instructions have memory references that
17590 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
17591 are helper functions for traversing.
17592 * alias.h (insn_alias_sets_confilict_p): New prototypes.
17593 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
17594 not to draw dependency edge for instructions with non-conflicting
17597 2009-01-20 Joseph Myers <joseph@codesourcery.com>
17600 * longlong.h: Update copyright years. Use soft-fp license notice.
17601 Sync __clz_tab declaration with glibc.
17603 2009-01-20 Steve Ellcey <sje@cup.hp.com>
17606 * doc/extend.texi (syscall_linkage): New.
17607 (version_id): Modify.
17609 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
17610 Richard Guenther <rguenther@suse.de>
17612 PR tree-optimization/38747
17613 PR tree-optimization/38748
17614 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
17615 conversion if the base address is an indirect reference and the
17616 aliasing sets could cause issues.
17618 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
17620 * common.opt (fgraphite, fgraphite-identity): Add comment for
17621 explaining why these options are not documented.
17623 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
17625 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
17626 gimple_call_lhs is NULL.
17628 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
17631 * emit-rtl.c (adjust_address_1): Make sure memref is never
17634 2009-01-20 Ben Elliston <bje@au.ibm.com>
17636 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
17637 const qualifier from arg parameter. Remove unnecessary cast to char *.
17638 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
17639 const qualifier from arg 2.
17641 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
17643 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
17645 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
17648 * rtl.h (reinit_regs): New prototype.
17649 * regclass.c: Include ira.h.
17650 (reinit_regs): New.
17651 * Makefile.in (regclass.o): Add ira.h.
17652 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
17654 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
17657 * c-common.c (handle_aligned_attribute): Use
17658 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
17659 default alignment value.
17661 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
17663 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
17664 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
17666 * doc/extend.texi: Update __attribute__ ((aligned)). Document
17667 __BIGGEST_ALIGNMENT__.
17669 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
17671 2009-01-18 Richard Guenther <rguenther@suse.de>
17673 PR tree-optimization/38819
17674 * tree-flow.h (operation_could_trap_helper_p): Declare.
17675 * tree-eh.c (operation_could_trap_helper_p): Export.
17676 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
17677 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
17678 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
17679 are about to insert a possibly trapping instruction and fail
17682 2009-01-18 Andreas Schwab <schwab@suse.de>
17684 * doc/install.texi (Configuration): Remove obsolete paragraph
17685 about use of --with-gnu-ld with --with-gnu-as.
17687 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
17689 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
17690 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
17691 Follow spelling conventions.
17693 2009-01-18 Ben Elliston <bje@au.ibm.com>
17695 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
17696 C++ warning about implicit conversion from void * to struct
17698 (bitmap_obstack_free): Likewise for bitmap_element *.
17699 * Makefile.in (bitmap.o-warn): Remove.
17701 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
17703 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
17705 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
17706 Tobias Grosser <tobi.grosser@amd.com>
17708 * graphite.c (graphite_trans_scop_block): Do not block single
17711 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
17713 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
17714 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
17715 test with assertion.
17717 2009-01-16 Richard Guenther <rguenther@suse.de>
17719 PR tree-optimization/38835
17720 PR middle-end/36227
17721 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
17722 and INT + PTR -> (INT)(PTR p+ INT) folding.
17723 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
17725 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
17728 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
17729 the subreg from a lowpart subreg if it is also casting the value.
17731 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
17732 Tobias Grosser <tobi.grosser@amd.com>
17734 * graphite.c (compare_prefix_loops): New.
17735 (build_scop_canonical_schedules): Rewritten.
17736 (graphite_transform_loops): Move build_scop_canonical_schedules
17737 after build_scop_iteration_domain.
17739 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
17740 Tobias Grosser <tobi.grosser@amd.com>
17742 * graphite.c (add_conditions_to_domain): Add the loops to
17743 the dimension of the iteration domain. Do copy the domain
17744 only when it exists.
17745 (build_scop_conditions_1): Do not call add_conditions_to_domain.
17746 (add_conditions_to_constraints): New.
17747 (can_generate_code_stmt, can_generate_code): Removed.
17748 (gloog): Do not call can_generate_code.
17749 (graphite_transform_loops): Call add_conditions_to_constraints
17750 after building the iteration domain.
17752 2009-01-16 Jakub Jelinek <jakub@redhat.com>
17754 PR tree-optimization/38789
17755 * tree-ssa-threadedge.c
17756 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
17757 __builtin_constant_p.
17759 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17761 * dce.c (delete_unmarked_insns): Reversed the order that insns are
17762 examined before deleting them.
17764 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
17766 * function.c (aggregate_value_p): Correctly extract the function
17767 type from CALL_EXPR_FN lookup.
17769 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17771 * config/picochip/picochip.c (picochip_override_options): Revert
17772 CFI asm flag disable commited previously.
17774 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
17775 Tobias Grosser <tobi.grosser@amd.com>
17776 Jan Sjodin <jan.sjodin@amd.com>
17778 * graphite.c (scan_tree_for_params): On substractions negate
17779 all the coefficients of the term.
17780 (clast_to_gcc_expression_red): New. Handle reduction expressions
17781 of more than two operands.
17782 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
17783 (get_vdef_before_scop): Handle also the case of default definitions.
17785 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
17787 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
17788 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
17789 Also use them when walking CALL_INSN_FUNCTION_USAGE.
17791 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
17792 Joey Ye <joey.ye@intel.com>
17794 PR middle-end/37843
17795 * cfgexpand.c (expand_stack_alignment): Don't update stack
17796 boundary nor check incoming stack boundary here.
17797 (gimple_expand_cfg): Update stack boundary and check incoming
17798 stack boundary here.
17800 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
17802 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
17804 2009-01-14 Jakub Jelinek <jakub@redhat.com>
17806 PR rtl-optimization/38245
17807 * calls.c (expand_call): Add stack arguments to
17808 CALL_INSN_FUNCTION_USAGE even for pure calls (when
17809 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
17810 in regs and partially in memory or BLKmode arguments.
17811 (emit_library_call_value_1): Add stack arguments to
17812 CALL_INSN_FUNCTION_USAGE even for pure calls (when
17813 ACCUMULATE_OUTGOING_ARGS).
17814 * dce.c: Include tm_p.h.
17815 (find_call_stack_args): New function.
17816 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
17818 (mark_insn): Call find_call_stack_args for CALL_Ps.
17819 (prescan_insns_for_dce): Walk insns backwards in bb rather than
17820 forwards. Allocate and free arg_stores bitmap if needed, pass it
17821 down to deletable_insn_p, don't mark stores set in arg_stores
17822 bitmap, clear the bitmap at the beginning of each bb.
17823 * Makefile.in (dce.o): Depend on $(TM_P_H).
17825 2009-01-14 Michael Meissner <gnu@the-meissners.org>
17828 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
17829 to make sure the insn is a conditional test (bug 22599). Reformat a
17832 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
17834 PR middle-end/38431
17835 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
17836 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
17837 (gloog): Do not call cleanup_tree_cfg.
17838 (graphite_transform_loops): Call cleanup_tree_cfg after all
17839 scops have been code generated.
17841 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
17842 * doc/gty.texi (Invoking the garbage collector): Added new node
17843 and section documenting ggc_collect.
17845 2009-01-14 Richard Guenther <rguenther@suse.de>
17847 PR tree-optimization/38826
17848 PR middle-end/38477
17849 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
17850 initialization notes only if we actually emitted a warning.
17851 (intra_create_variable_infos): Add constraints for a result decl
17852 that is passed by hidden reference.
17853 (build_pred_graph): Mark all related variables non-direct on
17856 2009-01-14 Nick Clifton <nickc@redhat.com>
17858 * ira-conflicts.c: Include addresses.h for the definition of
17860 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
17861 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
17863 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
17866 * Makefile.in (ira-lives.o): Add except.h.
17868 * ira-lives.c: Include except.h.
17869 (process_bb_node_lives): Process can_throw_internal.
17871 2009-01-13 Jakub Jelinek <jakub@redhat.com>
17873 PR rtl-optimization/38774
17874 * combine.c (simplify_set): When undoing cc_use change, don't do
17875 PUT_CODE on the newly created comparison, but instead put back the
17878 2009-01-13 Joseph Myers <joseph@codesourcery.com>
17880 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
17881 values. Remove duplicate arm8 entry.
17883 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
17885 PR tree-optimization/38786
17886 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
17887 the SSA_NAME case of expand_scalar_variables_expr.
17888 Set the type of an expression to the type of its assign statement.
17889 (expand_scalar_variables_expr): Also gather the scalar computation
17890 used to index the memory access. Do not pass loop_p.
17891 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
17892 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
17893 the gimple_stmt_iterator where it inserts new code.
17894 Do not pass loop_p.
17895 (copy_bb_and_scalar_dependences): Do not pass loop_p.
17896 (translate_clast): Update call to copy_bb_and_scalar_dependences.
17898 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
17900 * graphite.h (debug_value): Removed.
17901 * graphite.c (debug_value): Removed.
17903 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
17905 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
17906 ldrd/strd with two 32-bit instructions.
17908 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
17910 * config/arm/arm.c (struct processors): Pass for speed down into
17911 cost helper functions.
17912 (const_ok_for_op): Handle COMPARE and inequality nodes.
17913 (arm_rtx_costs_1): Rewrite.
17914 (arm_size_rtx_costs): Update prototype.
17915 (arm_rtx_costs): Pass speed down to helper functions.
17916 (arm_slowmul_rtx_costs): Rework cost calculations.
17917 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
17918 (arm_9e_rtx_costs): Likewise.
17920 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
17922 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
17923 relocations of local symbols wider than UNITS_PER_WORD are not valid.
17924 (alpha_legitimize_address): Do not split local symbols wider than
17925 UNITS_PER_WORD into HIGH/LO_SUM parts.
17927 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
17930 * gcc.c (process_command): Replace call to execvp with calls
17931 to pex_one and exit.
17933 2009-01-03 Anatoly Sokolov <aesok@post.ru>
17936 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
17937 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
17938 variant for devices with 3-byte PC.
17939 (__tablejump_elpm__): New.
17941 2009-01-12 Jakub Jelinek <jakub@redhat.com>
17944 * c-parser.c (c_parser_postfix_expression): Allow `->' in
17945 offsetof member-designator, handle it as `[0].'.
17947 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17949 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
17950 function when not using named sections on targets with named sections
17951 if branch distance is less than 262132.
17953 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
17955 * combine.c (combine_instructions): Recompute
17956 optimize_this_for_speed_p for each BB in the main combine loop.
17958 2009-01-12 Tomas Bily <tbily@suse.cz>
17961 * tree-loop-distribution.c (prop_phis): New function.
17962 (generate_builtin): Call prop_phis.
17963 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
17965 2009-01-12 Jakub Jelinek <jakub@redhat.com>
17967 PR tree-optimization/38807
17968 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
17969 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
17971 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
17973 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
17974 subreg of op0 to the original op0.
17976 2009-01-11 Laurent GUERBY <laurent@guerby.net>
17978 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
17980 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
17983 * mips-tfile.c (parse_def): Fix parsing of def strings
17984 starting with digits.
17986 2009-01-10 Jakub Jelinek <jakub@redhat.com>
17989 * config/arm/arm.c (arm_is_long_call_p): Don't call
17990 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
17992 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
17994 * regrename.c (regrename_optimize): Fix dumping.
17995 (find_oldest_value_reg): Preserve REG_POINTER.
17996 (copy_hardreg_forward_1): Likewise.
17998 2009-01-09 Diego Novillo <dnovillo@google.com>
18000 * gimple.h (struct gimple_statement_base) <uid>: Document
18001 the restrictions on its use.
18002 (gimple_uid): Tidy.
18003 (gimple_set_uid): Tidy.
18005 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18007 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
18008 zero guard even if align_bytes != 0 and count is smaller than
18011 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
18013 PR rtl-optimization/38495
18014 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
18015 (add_range_and_copies_from_move_list): Print all added ranges.
18016 Add ranges to memory optimized destination.
18018 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18022 * config/i386/i386.c (override_options): Reject
18023 -mstringop-strategy=rep_8byte with -m32.
18024 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
18025 to 1. Do count comparison against epilogue_size_needed at compile
18026 time even when count_exp was constant forced into register. For
18027 size_needed don't jump to epilogue, instead just avoid aligning
18028 and invoke the body algorithm. If need_zero_guard, add zero guard
18029 even if count is non-zero, but smaller than size_needed + number of
18030 bytes that could be stored for alignment.
18031 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
18032 to 1. If need_zero_guard, add zero guard even if count is non-zero,
18033 but smaller than size_needed + number of bytes that could be stored
18034 for alignment. Compare size_needed with epilogue_size_needed instead
18035 of desired_align - align, don't adjust size_needed, pass
18036 epilogue_size_needed to the epilogue expanders.
18039 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
18041 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18043 * pa.c (last_address): Change to unsigned.
18044 (update_total_code_bytes): Change argument to unsigned. Don't
18045 check if insn addresses are set.
18046 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
18047 addresses are not set.
18048 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
18050 2009-01-09 Nick Clifton <nickc@redhat.com>
18052 * config/sh/symbian.c: Replace uses of DECL_INLINE with
18053 DECL_DECLARED_INLINE_P.
18055 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18057 PR middle-end/38347
18058 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
18059 GET_MODE (op0) in operand_subword_force calls.
18061 PR middle-end/38771
18062 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
18063 fold_convert arg0 operands to TREE_TYPE (op0) first.
18065 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
18067 * params.def (ira-max-conflict-table-size): Decrease default value
18070 2009-01-08 Jakub Jelinek <jakub@redhat.com>
18072 PR tree-optimization/37031
18073 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
18075 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
18076 allocate it using gc instead of heap, use VEC_quick_push instead of
18078 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
18079 instead of heap, use VEC_quick_push instead of VEC_safe_push.
18080 * tree-data-ref.h (struct access_matrix): Change matrix to gc
18081 allocated vector from heap allocated.
18082 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
18083 * tree-loop-linear.c (linear_transform_loops): Allocate nest
18084 vector only after perfect_loop_nest_depth call.
18086 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
18087 Jan Sjodin <jan.sjodin@amd.com>
18089 PR tree-optimization/38559
18090 * graphite.c (debug_value, copy_constraint,
18091 swap_constraint_variables, scale_constraint_variable, ): New.
18092 (get_lower_bound, get_upper_bound): Removed.
18093 (graphite_trans_bb_strip_mine): Clean up this code that works
18094 only for constant number of iterations. Fully copy upper and
18095 lower bound constraints, not only the constant part of them.
18096 * graphite.h (debug_value): Declared.
18098 2009-01-08 Ira Rosen <irar@il.ibm.com>
18100 PR tree-optimization/37194
18101 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
18102 Don't add the cost of cost model guard in prologue to scalar
18103 outside cost in case of known number of iterations.
18105 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
18106 Alan Modra <amodra@bigpond.net.au>
18108 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
18109 non-word-aligned REG+CONST addressing.
18111 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18114 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
18115 free_after_compilation when outputting a thunk.
18116 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
18117 Do not call free_after_compilation here.
18119 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18121 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
18122 (ix86_valid_target_attribute_inner_p): Ditto.
18124 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
18126 PR tree-optimization/38492
18127 PR tree-optimization/38498
18128 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
18129 * tree-chrec.h (scev_is_linear_expression): Declared.
18130 * graphite.c (graphite_cannot_represent_loop_niter): New.
18131 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
18132 (graphite_loop_normal_form): Use gcc_assert.
18133 (scan_tree_for_params): Use CASE_CONVERT.
18134 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
18135 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
18136 Use gcc_assert. Discard scops that contain unhandled cases.
18137 (build_scop_conditions): Return a boolean status for unhandled cases.
18138 (strip_mine_profitable_p): Print the loop number, not its depth.
18139 (is_interchange_valid): Pass the depth of the loop nest, don't
18140 recompute it wrongly.
18141 (graphite_trans_bb_block): Same.
18142 (graphite_trans_bb_block): Print tentative of loop blocking.
18143 (graphite_trans_scop_block): Do not print that the loop has been
18145 (graphite_transform_loops): Do not handle scops that contain condition
18148 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
18150 AVX Programming Reference (December, 2008)
18151 * config/i386/avxintrin.h (_mm256_stream_si256): New.
18152 (_mm256_stream_pd): Likewise.
18153 (_mm256_stream_ps): Likewise.
18155 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
18156 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
18157 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
18158 (bdesc_special_args): Add __builtin_ia32_movntdq256,
18159 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
18160 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
18161 (ix86_expand_special_args_builtin): Likewise.
18163 * config/i386/sse.md (AVXMODEDI): New.
18164 (avx_movnt<mode>): Likewise.
18165 (avx_movnt<mode>): Likewise.
18166 (<sse>_movnt<mode>): Remove AVX support.
18167 (sse2_movntv2di): Likewise.
18169 2009-01-07 Richard Guenther <rguenther@suse.de>
18171 PR middle-end/38751
18172 * fold-const.c (extract_muldiv): Remove obsolete comment.
18173 (fold_plusminus_mult_expr): Undo MINUS_EXPR
18174 to PLUS_EXPR canonicalization for the canonicalization.
18176 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
18178 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
18179 hosted cross-compilers generating less efficient code.
18181 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18183 * function.h (rtl_data): Add a dbr_scheduled_p field.
18184 * reorg.c (dbr_schedule): Set it.
18185 (gate_handle_delay_slots): Check it.
18186 * config/mips/mips.c (mips_base_delayed_branch): Delete.
18187 (mips_reorg): Check flag_delayed_branch instead of
18188 mips_base_delayed_branch.
18189 (mips_override_options): Don't set mips_base_delayed_branch
18190 or flag_delayed_branch.
18192 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18194 PR rtl-optimization/38426.
18195 * ira.c (ira): Set current_function_is_leaf earlier.
18197 2009-01-06 Jakub Jelinek <jakub@redhat.com>
18199 PR rtl-optimization/38722
18200 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
18201 too early, only set a flag and modify after last possible
18204 2009-01-06 Janis Johnson <janis187@us.ibm.com>
18207 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
18208 * real.c (decimal_single_format): Correct values of emin and emax.
18209 (decimal_double_format): Ditto.
18210 (decimal_quad_format): Ditto.
18211 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
18212 computation of DECnn_MIN and DECnn_MAX for corrected values of
18213 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
18214 __DECnn_MIN__, and adjust its computation for the corrected value
18217 2009-01-06 Jan Hubicka <jh@suse.cz>
18220 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
18222 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
18224 * doc/contrib.texi (Contributors): Slightly adjust the end note.
18225 Add Robert Clark to the list of testers.
18227 2009-01-06 Jan Hubicka <jh@suse.cz>
18228 Kai Tietz <kai.tietz@onevision.com>
18230 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
18231 * config/i386/i386.c (ix86_expand_call): Add clobbers.
18233 2009-01-06 Jan Hubicka <jh@suse.cz>
18234 Kai Tietz <kai.tietz@onevision.com>
18236 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
18238 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
18239 (ix86_nsaved_regs): Count only general purpose regs.
18240 (ix86_nsaved_sseregs): New.
18241 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
18242 to 16 for w64; compute padding and size of sse reg save area.
18243 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
18244 general purpose regs.
18245 (ix86_emit_save_sse_regs_using_mov): New.
18246 (ix86_expand_prologue): Save SSE regs if needed.
18247 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
18248 (ix86_emit_restore_sse_regs_using_mov): New.
18249 (ix86_expand_epilogue): Save SSE regs if needed.
18251 2009-01-06 Jan Hubicka <jh@suse.cz>
18252 Kai Tietz <kai.tietz@onevision.com>
18254 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
18255 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
18256 functions when accumulate outgoing args is off.
18258 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18261 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
18262 before using pseudos_have_intersected_live_ranges_p.
18264 * ira-int.h (ira_assert): Always define.
18266 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18268 AVX Programming Reference (December, 2008)
18269 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
18270 (_mm256_permute2_pd): Likewise.
18271 (_mm_permute2_ps): Likewise.
18272 (_mm256_permute2_ps): Likewise.
18273 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
18274 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
18276 * config/i386/i386.c (ix86_builtins): Remove
18277 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
18278 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
18279 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
18280 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
18281 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
18282 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
18283 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
18284 __builtin_ia32_vpermil2ps256.
18285 (ix86_init_mmx_sse_builtins): Updated.
18286 (ix86_expand_args_builtin): Likewise.
18288 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18290 * pa.c (output_call): Relocate non-jump insns in the delay slot of
18291 long absolute calls when generating PA 2.0 code.
18293 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
18295 PR rtl-optimization/38583
18296 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
18298 * params.def (ira-max-conflict-table-size): New.
18300 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
18302 * ira.h (ira_conflicts_p): New external definition.
18304 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
18305 table. Report this. Return result of building.
18306 (ira_build_conflicts): Use ira_conflicts_p. Check result of
18307 building conflict table.
18309 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
18310 (ira_color): Use ira_conflicts_p.
18312 * global.c: Include ira.h.
18313 (pseudo_for_reload_consideration_p, build_insn_chain): Use
18316 * Makefile.in (global.o): Add ira.h.
18318 * ira-build.c (mark_all_loops_for_removal,
18319 propagate_some_info_from_allocno): New.
18320 (remove_unnecessary_allocnos): Call
18321 propagate_some_info_from_allocno.
18322 (remove_low_level_allocnos): New.
18323 (remove_unnecessary_regions): Add parameter. Call
18324 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
18325 parameter to remove_unnecessary_regions.
18326 (ira_build): Remove all regions but root if the conflict table was
18327 not built. Update conflict hard regs for allocnos crossing calls.
18329 * ira.c (ira_conflicts_p): New global.
18330 (ira): Define and use ira_conflicts_p.
18332 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18333 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
18334 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
18336 2009-01-06 Ben Elliston <bje@au.ibm.com>
18338 * gengtype-lex.l (YY_NO_INPUT): Define.
18340 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
18343 * c-common.c (handle_vector_size_attribute): Also reject
18344 BOOLEAN_TYPE types.
18346 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
18348 PR tree-optimization/38492
18349 * graphite.c (rename_map_elt, debug_rename_elt,
18350 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
18351 rename_map_elt_info, eq_rename_map_elts,
18352 get_new_name_from_old_name, bb_in_sese_p): Moved around.
18353 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
18354 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
18355 (sese_build_livein_liveouts): New.
18356 (new_sese, free_sese): New.
18357 (new_scop): Call new_sese.
18358 (free_scop): Call free_sese.
18359 (rename_variables_from_edge, rename_phis_end_scop): Removed.
18360 (register_old_new_names): Renamed register_old_and_new_names.
18361 (register_scop_liveout_renames, add_loop_exit_phis,
18362 insert_loop_close_phis, struct igp,
18363 default_liveout_before_guard, add_guard_exit_phis,
18364 insert_guard_phis, copy_renames): New.
18365 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
18366 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
18367 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
18368 (scop_adjust_phis_for_liveouts): New.
18369 (gloog): Call scop_adjust_phis_for_liveouts.
18371 * graphite.h (struct sese): Documented. Added fields liveout,
18372 num_ver and livein.
18373 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
18374 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
18375 (struct scop): Added field liveout_renames.
18376 (SCOP_LIVEOUT_RENAMES): New.
18378 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18380 PR tree-optimization/38510
18381 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
18382 (translate_clast): Call recompute_all_dominators before
18384 (gloog): Call recompute_all_dominators before graphite_verify.
18386 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18387 Jan Sjodin <jan.sjodin@amd.com>
18389 PR tree-optimization/38500
18390 * graphite.c (create_sese_edges): Call fix_loop_structure after
18393 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18395 * config.gcc: Add m32r*-*-rtems*.
18396 * config/m32r/rtems.h: New file.
18398 2009-01-05 Ben Elliston <bje@au.ibm.com>
18400 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
18401 (.po.pox): Likewise.
18402 (po/gcc.pot): Likewise.
18404 2009-01-04 David S. Miller <davem@davemloft.net>
18406 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
18407 (STARTING_FRAME_OFFSET): Always set to zero.
18409 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18411 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
18412 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
18413 fixed-point types, and vectors of the same.
18415 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18417 * config/mips/sync.md (*mb_barrier): Rename to...
18418 (*memory_barrier): ...this.
18420 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
18422 * doc/extend.texi (Function Attributes): Move @cindex after @item
18423 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
18424 and put in alphabetical order. Fix 'target' name and put in order.
18425 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
18428 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
18430 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
18431 (memory_barrier): Expand as unspec instead of unspec_volatile.
18432 Remove mem:BLK from insn operands. Use Pmode scratch register.
18433 (*memory_barrier): Define as unspec instead of unspec_volatile.
18434 Use (match_dup 0) as input operand.
18436 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
18437 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
18438 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
18439 scratch register. Remove operand 1.
18440 (*stbar): Define as unspec instead of unspec_volatile.
18441 Use (match_dup 0) as input operand, remove (const_int 8).
18442 (*membar): Define as unspec instead of unspec_volatile.
18443 Use (match_dup 0) as input operand, remove input operand 2.
18445 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
18446 (memory_barrier): Expand as unspec instead of unspec_volatile.
18447 Remove mem:BLK from insn operands. Use Pmode scratch register.
18448 (*memory_barrier): Define as unspec instead of unspec_volatile.
18449 Use (match_dup 0) as input operand.
18451 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
18452 Remove mem:BLK from insn operands. Use Pmode scratch register.
18453 Set volatile flag on operand 0.
18454 (*memory_barrier): New insn pattern.
18456 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
18458 (*memory_barrier): Use (match_dup 0) as input operand.
18460 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
18461 Remove mem:BLK from insn operands. Use Pmode scratch register.
18462 Set volatile flag on operand 0.
18463 (*mb_internal): New insn pattern.
18465 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
18467 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18469 PR middle-end/38586
18470 * function.c (struct temp_slot): Move to the section of the file
18471 that deals with temp slots. Remove field 'address'.
18472 (temp_slot_address_table): New hash table of address -> temp slot.
18473 (struct temp_slot_address_entry): New struct, items for the table.
18474 (temp_slot_address_compute_hash, temp_slot_address_hash,
18475 temp_slot_address_eq, insert_temp_slot_address): Support functions
18477 (find_temp_slot_from_address): Rewrite to use the new hash table.
18478 (remove_unused_temp_slot_addresses): Remove addresses of temp
18479 slots that have been made available.
18480 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
18481 worker function for remove_unused_temp_slot_addresses.
18482 (assign_stack_temp_for_type): Don't clear the temp slot address list.
18483 Add the temp slot address to the address -> temp slot map.
18484 (update_temp_slot_address): Update via insert_temp_slot_address.
18485 (free_temp_slots): Call remove_unused_temp_slot_addresses.
18486 (pop_temp_slots): Likewise.
18487 (init_temp_slots): Allocate the address -> temp slot map, or empty
18488 the map if it is already allocated.
18489 (prepare_function_start): Initialize temp slot processing.
18491 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18493 PR middle-end/38584
18494 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
18495 Calculate the size of all stack vars assuming no packing of stack
18496 vars will happen, replacing a quadratic algorithm with a linear one.
18498 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18501 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
18504 2009-01-03 Diego Novillo <dnovillo@google.com>
18506 * doc/contrib.texi: Update contributions.
18508 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18511 * builtins.c (fold_builtin_memory_op): Give up if either operand
18512 is volatile. Set srctype or desttype to non-qualified version
18516 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
18517 and FUNCTION_DECLs.
18519 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
18521 PR rtl-optimization/35805
18522 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
18523 problem if fast dce is able to remove any instructions.
18524 * dce.c (dce_process_block): Fix dump message.
18526 2009-01-02 Mark Mitchell <mark@codesourcery.com>
18529 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
18531 2009-01-02 Jakub Jelinek <jakub@redhat.com>
18533 PR middle-end/38690
18534 * tree-flow.h (op_code_prio, op_prio): New prototypes.
18535 * tree-pretty-print.c (op_code_prio): New function.
18536 (op_prio): No longer static. Use op_code_prio.
18537 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
18538 Use op_prio and op_code_prio to determine if () should be
18539 printed around operand(s) or not.
18541 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
18542 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
18543 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
18544 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
18545 pp_character instead of pp_string for single letter printing.
18547 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
18549 * doc/extend.texi: Fix '#pragma GCC option' typo.
18551 2009-01-02 Richard Guenther <rguenther@suse.de>
18553 * doc/install.texi (--enable-checking): Mention different
18554 default for stage1.
18555 (--enable-stage1-checking): Document.
18557 2009-01-01 Andrew Pinski <pinskia@gmail.com>
18559 PR middle-end/30142
18560 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
18561 case to be an error.
18563 2009-01-02 Ben Elliston <bje@au.ibm.com>
18565 * config/fp-bit.h (pack_d): Constify argument.
18566 * config/fp-bit.c (makenan): Constify return type. Remove casts.
18567 (isnan): Constify argument.
18569 (iszero): Likewise.
18570 (pack_d): Likewise.
18571 (_fpadd_parts): Constify return type.
18572 (_fpmul_parts): Likewise.
18573 (_fpdiv_parts): Likewise.
18575 2009-01-01 Jakub Jelinek <jakub@redhat.com>
18578 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
18579 warn about overwriting initializer with side-effects or
18580 -Woverride-init if !IMPLICIT.
18581 (output_init_element): Likewise. Pass IMPLICIT down to
18583 (process_init_element): Add IMPLICIT argument. Pass it down
18584 to output_init_element.
18585 (push_init_element, pop_init_level, set_designator): Adjust
18586 process_init_element callers.
18587 (set_nonincremental_init, set_nonincremental_init_from_string):
18588 Adjust add_pending_init callers.
18589 (output_pending_init_elements): Adjust output_init_element callers.
18590 * c-tree.h (process_init_element): Adjust prototype.
18591 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
18592 process_init_element callers.
18595 Copyright (C) 2009 Free Software Foundation, Inc.
18597 Copying and distribution of this file, with or without modification,
18598 are permitted in any medium without royalty provided the copyright
18599 notice and this notice are preserved.