1 2009-07-14 Richard Guenther <rguenther@suse.de>
4 * cfgexpand.c (partition_stack_vars): Do not bother to update
5 alias information when not optimizing.
7 2009-07-14 Richard Guenther <rguenther@suse.de>
8 Andrey Belevantsev <abel@ispras.ru>
10 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
11 (pt_solution_set): Likewise.
12 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
13 * tree-ssa-structalias.c (pt_solution_set): New function.
14 * final.c (rest_of_clean_state): Free SSA data structures.
15 * print-rtl.c (print_decl_name): Remove.
16 (print_mem_expr): Implement in terms of print_generic_expr.
17 * alias.c (ao_ref_from_mem): New function.
18 (rtx_refs_may_alias_p): Likewise.
19 (true_dependence): Query alias-export info.
20 (canon_true_dependence): Likewise.
21 (write_dependence_p): Likewise.
22 * tree-dfa.c (get_ref_base_and_extent): For void types leave
24 * emit-rtl.c (component_ref_for_mem_expr): Remove.
25 (mem_expr_equal_p): Use operand_equal_p.
26 (set_mem_attributes_minus_bitpos): Do not use
27 component_ref_for_mem_expr.
28 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
29 (update_alias_info_with_stack_vars): Likewise.
30 (partition_stack_vars): Call update_alias_info_with_stack_vars.
31 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
32 explicitly nor clear stmt operands.
33 Free the decl-to-pointer map.
34 * tree-optimize.c (execute_free_datastructures): Do not free
35 SSA data structures here.
36 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
37 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
38 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
40 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
42 2009-07-13 DJ Delorie <dj@redhat.com>
44 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
45 unrolling at the right iteration count.
47 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
50 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
53 (rank_for_schedule): Introduced flags to enable/disable
54 individual scheduling heuristics.
55 * common.opt: Introduced flags to enable/disable
56 individual heuristics in the scheduler.
57 * doc/invoke.texi: Introduced flags to enable/disable
58 individual heuristics in the scheduler.
60 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
62 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
63 config/i386/mingw-tls.c.
64 * config/i386/mingw-tls.c: Removed.
66 2009-07-13 Ira Rosen <irar@il.ibm.com>
68 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
69 checks access only relevant statements.
70 (vectorizable_reduction): Likewise.
72 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
74 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
77 2009-07-12 Jan Hubicka <jh@suse.cz>
79 PR tree-optimization/40585
80 * except.c (expand_resx_expr): When there already is resume
81 instruction, produce linked list.
82 (build_post_landing_pads): Assert that resume is empty.
83 (connect_post_landing_pads): Handle resume lists.
84 (dump_eh_tree): Dump resume list.
86 2009-07-12 Ira Rosen <irar@il.ibm.com>
88 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
89 with additional argument.
90 * tree-vectorizer.h (enum vect_def_type): Add
91 vect_double_reduction_def.
92 (vect_is_simple_reduction): Add argument.
93 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
95 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
96 vect_is_simple_reduction with additional argument.
97 (vect_analyze_loop_operations): Handle exit phi nodes in case of
99 (reduction_code_for_scalar_code): Handle additional codes by
100 returning ERROR_MARK for them. Fix comment and indentation.
101 (vect_is_simple_reduction): Fix comment, add argument to specify
102 double reduction. Detect double reduction.
103 (get_initial_def_for_induction): Fix indentation.
104 (get_initial_def_for_reduction): Fix comment and indentation.
105 Handle double reduction. Create initial definitions that do not
106 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
107 (vect_create_epilog_for_reduction): Fix comment, add argument to
108 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
109 epilogue result extraction. Create double reduction phi node and
110 replace relevant uses.
111 (vectorizable_reduction): Call vect_is_simple_reduction with
112 additional argument. Fix indentation. Update epilogue code treatment
113 according to the changes in reduction_code_for_scalar_code. Check
114 for double reduction. Call vect_create_epilog_for_reduction with
116 * tree-vect-stmts.c (process_use): Handle double reduction, update
118 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
119 (vect_get_vec_def_for_operand): Likewise.
121 2009-07-12 Danny Smith <dansmister@gmail.com>
123 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
124 dllexport if !TREE_PUBLIC.
125 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
127 2009-07-11 Anatoly Sokolov <aesok@post.ru>
129 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
130 (avr_extra_arch_macro) Remove declatation.
131 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
132 (avr_extra_arch_macro) Declare as static.
133 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
135 2009-07-11 Jan Hubicka <jh@suse.cz>
138 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
140 2009-07-11 Jakub Jelinek <jakub@redhat.com>
143 * dwarf2out.c (dw_fde_struct): Add in_std_section and
144 cold_in_std_section bits.
145 (dwarf2out_begin_prologue): Initialize them.
146 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
147 if already covered by text_section or cold_text_section range.
149 PR rtl-optimization/40667
150 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
151 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
152 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
153 * config/i386/i386.c (ix86_minimum_alignment): New function.
154 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
155 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
156 * emit-rtl.c (gen_reg_rtx): Likewise.
157 * function.c (assign_parms): Likewise. If nominal_type needs
158 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
159 rather than passed_type's alignment.
162 * function.c (assign_parm_setup_stack): Adjust
163 MEM_OFFSET (data->stack_parm) if promoted_mode is different
164 from nominal_mode on big endian.
166 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
168 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
170 2009-07-10 DJ Delorie <dj@redhat.com>
172 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
174 2009-07-10 Mark Mitchell <mark@codesourcery.com>
176 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
178 (thumb2_cbnz): Likewise.
180 2009-07-10 David Daney <ddaney@caviumnetworks.com>
183 * config.gcc (supported_defaults): Add synci.
184 (with_synci): Add validation.
185 (all_defaults): Add synci.
186 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
189 * config/mips/mips.opt (msynci): New option.
190 * config/mips/mips.c (mips_override_options): Warn on use of
191 -msynci for targets that do now support it.
192 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
194 * gcc/doc/invoke.texi (-msynci): Document the new option.
195 * doc/install.texi (--with-synci): Document the new option.
197 2009-07-10 Richard Guenther <rguenther@suse.de>
199 PR tree-optimization/40496
200 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
201 the PHI result with a compatible type.
203 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
207 * c.opt (Wunused-result): New.
208 * doc/invoke.texi: Document it.
209 * c-common.c (c_warn_unused_result): Use it.
211 2009-07-09 DJ Delorie <dj@redhat.com>
213 * targhooks.c (default_target_can_inline_p): Rename from
214 default_target_option_can_inline_p.
215 * targhooks.h (default_target_can_inline_p): Likewise.
216 * target-def.h (TARGET_CAN_INLINE_P): Rename from
217 TARGET_OPTION_CAN_INLINE_P.
218 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
219 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
220 (mep_target_can_inline_p): Rename from
221 mep_target_option_can_inline_p.
224 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
225 registers used to pass vectors.
227 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
229 2009-07-09 Tom Tromey <tromey@redhat.com>
231 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
232 * config/mmix/mmix.c: Include dwarf2.h.
233 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
234 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
235 * config/sh/sh.c: Include dwarf2.h.
236 * config/i386/i386.c: Include dwarf2.h.
237 * Makefile.in (DWARF2_H): Remove 'elf'.
238 * except.c: Include dwarf2.h.
239 * unwind-dw2.c: Include dwarf2.h.
240 * dwarf2out.c: Include dwarf2.h.
241 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
242 * unwind-dw2-fde.c: Include dwarf2.h.
243 * dwarf2asm.c: Include dwarf2.h.
245 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
247 * haifa-sched.c (insn_finishes_cycle_p): New static function.
249 * sched-int.h (struct sched_info: insn_finishes_block_p): New
251 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
252 (region_sched_info): Update.
253 * sched-ebb.c (ebb_sched_info): Update.
254 * modulo-sched.c (sms_sched_info): Update.
255 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
257 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
259 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
261 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
263 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
265 2009-07-09 Jakub Jelinek <jakub@redhat.com>
268 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
269 arg1 with arg01 if arg1 is already INTEGER_CST.
271 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
273 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
274 Transform (and (truncate)) into (truncate (and)).
276 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
278 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
279 creating LHS paradoxical subregs. Fix surrounding returns to
280 use NULL_RTX rather than 0.
282 2009-07-08 DJ Delorie <dj@redhat.com>
284 * config/mep/mep.c: (mep_option_can_inline_p): New.
285 (TARGET_OPTION_CAN_INLINE_P): Define.
287 2009-07-08 Mark Wielaard <mjw@redhat.com>
290 * dwarf2out.c (add_data_member_location_attribute): When we have
291 only a constant offset don't emit a new location description using
292 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
295 2009-07-08 Richard Henderson <rth@redhat.com>
298 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
299 (enum reg_class): Add CLOBBERED_REGS.
300 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
301 * config/i386/i386.c (ix86_conditional_register_usage): Moved
302 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
303 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
304 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
305 force 64-bit sibcalls into R11.
306 * config/i386/constraints.md (U): New constraint.
307 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
308 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
309 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
311 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
313 * basic-block.h (dump_regset, debug_regset): Remove duplicate
315 * c-objc-common.h (c_initialize_diagnostics): Ditto.
316 * ebitmap.h (dump_ebitmap): Ditto.
317 * optabs.h (optab_libfunc): Ditto.
318 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
319 * tree-flow.h (vect_can_force_dr_alignment_p,
320 get_vectype_for_scalar_type): Ditto.
321 (vectorize_loops): Move prototype to ...
322 * tree-vectorizer.h: ... here. Also, adjust comment.
323 (vect_set_verbosity_level): Remove duplicate prototype.
324 * tree-ssa-loop.c: Include tree-vectorizer.h.
325 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
327 2009-07-08 Nick Clifton <nickc@redhat.com>
329 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
332 2009-07-08 DJ Delorie <dj@redhat.com>
334 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
335 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
336 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
338 * config/mep/intrinsics.md: Regenerated.
339 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
340 registers when asm() or calls are detected.
342 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
345 * gimplify.c (gimplify_expr): Propagate no_warning flag when
347 * gimple (gimple_build_call_from_tree): Likewise.
348 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
349 no_warning flag before warning.
351 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
353 * tree.c (set_expr_locus): Remove.
354 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
355 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
357 * gimplify.c (internal_get_tmp_var): Likewise.
358 (gimplify_call_expr): Likewise.
359 (gimplify_one_sizepos): Likewise.
361 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
364 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
365 to variables for debugging purposes.
367 2009-06-23 Mark Loeser <mark@halcy0n.com>
370 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
372 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
374 * pretty-print.c (pp_base_format): Remove %J.
375 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
376 gcc_cxxdiag_char_table): Likewise.
377 (init_dynamic_diag_info): Likewise.
379 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
381 * pretty-print.c (pp_base_format): Remove %H.
382 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
383 gcc_cxxdiag_char_table): Likewise.
384 (init_dynamic_diag_info): Likewise.
385 * config/mep/mep.c (mep_select_section): Likewise.
387 2009-07-07 Duncan Sands <baldrick@free.fr>
389 * final.c (pass_clean_state): Give the pass a name.
390 * passes.c (pass_rest_of_compilation): Likewise.
391 * tree-optimize.c (pass_all_optimizations): Likewise.
393 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
395 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
396 an extra 'decl' for error_at.
398 2009-07-07 Jakub Jelinek <jakub@redhat.com>
401 * tree-tailcall.c (adjust_return_value_with_ops,
402 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
403 if it has complex or vector type.
405 2009-07-07 Olivier Hainque <hainque@adacore.com>
407 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
410 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
412 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
414 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
416 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
417 * c-decl.c: Likewise.
418 * function.c: Likewise.
419 * varasm.c: Likewise.
420 * tree-ssa.c: Likewise.
421 * c-common.c: Likewise.
422 * tree-cfg.c: Likewise.
423 * config/spu/spu.c: Likewise.
424 * config/ia64/ia64.c: Likewise.
425 * config/v850/v850.c: Likewise.
427 2009-07-06 DJ Delorie <dj@redhat.com>
429 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
430 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
431 unspecified accesses to control registers.
432 * config/mep/intrinsics.md: Regenerate.
433 * config/mep/intrinsics.h: Regenerate.
434 * config/mep/mep-intrin.h: Regenerate.
436 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
438 * c-lex.c: Replace %H by an explicit location. Update all calls.
439 * c-common.c: Likewise.
440 * c-decl.c: Likewise.
441 * c-typeck.c: Likewise.
442 * fold-const.c: Likewise.
443 * gimplify.c: Likewise.
445 * tree-cfg.c: Likewise.
446 * tree-ssa-loop-niter.c: Likewise.
447 * tree-vrp.c: Likewise.
448 * value-prof.c: Likewise.
450 2009-07-06 Diego Novillo <dnovillo@google.com>
452 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
453 if it has one. Handle cases where VAR does not have an
454 annotation or cfun is NULL.
456 2009-07-06 Diego Novillo <dnovillo@google.com>
458 * tree.c: Include debug.h.
459 (initialize_tree_contains_struct): New.
460 (init_ttree): Call it.
461 (tree_node_structure_for_code): Factor out of ...
462 (tree_node_structure): ... here.
463 * treestruct.def (TS_PHI_NODE): Remove.
464 (TS_GIMPLE_STATEMENT): Remove.
466 2009-07-06 Diego Novillo <dnovillo@google.com>
468 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
469 (debug_tree_chain): Handle cycles.
471 2009-07-06 Nick Clifton <nickc@redhat.com>
472 DJ Delorie <dj@redhat.com>
474 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
475 __FMOVD_ENABLED__ is defined.
477 (TARGET_FMOVD): Provide a default definition.
478 (MASK_FMOVD): Likewise.
479 (TARGET_CPU_CPP_BUILTINS): Define
480 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
481 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
482 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
483 (split for DF load from memory into register): Also handle
484 MEMs which consist of REG+DISP addressing.
485 (split for DF store from register to memory): Likewise.
486 (movsf_ie): Always use single fp_mode.
487 * config/sh/sh.c (sh_override_options): Do not automatically
488 enable TARGET_MOVD for the SH2A when supporting doubles - leave
489 that to the -mfmovd command line switch.
490 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
491 (fldi_ok): Always allow.
492 * config/sh/sh.opt (mfmovd): Remove this switch.
493 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
495 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
496 Kaz Kojima <kkojima@gcc.gnu.org>
498 PR rtl-optimization/30807
499 * postreload.c (reload_combine): For every new use of REG_SUM,
500 record the use of BASE.
502 2009-07-06 Jan Hubicka <jh@suse.cz>
504 * params.def: Revert my accidental commit at 2009-06-30.
506 2009-07-04 Ian Lance Taylor <iant@google.com>
509 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
511 (mingw_format_attribute_overrides): Likewise.
513 2009-07-04 Jakub Jelinek <jakub@redhat.com>
516 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
517 don't check cfa.reg. Instead of cfa.indirect use
518 fde && fde->drap_reg != INVALID_REGNUM test.
520 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
522 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
524 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
527 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
529 2009-07-03 Richard Guenther <rguenther@suse.de>
531 PR tree-optimization/40640
532 * tree-switch-conversion.c (build_arrays): Perform arithmetic
535 2009-07-03 Jan Hubicka <jh@suse.cz>
537 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
538 for size, reduce amount of inlining.
540 2009-07-03 Richard Guenther <rguenther@suse.de>
543 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
544 if t +- x is known to not overflow and the conversion widens the
546 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
548 2009-07-03 Jan Hubicka <jh@suse.cz>
550 * ipa-pure-const.c (analyze): Update loop optimizer init.
551 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
552 try_remove_empty_loop, remove_empty_loops): Remove.
553 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
554 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
555 to mark regular loops as neccesary.
556 (degenerate_phi_p): New function.
557 (propagate_necessity, remove_dead_phis): Use it.
558 (forward_edge_to_pdom): Likewise.
559 (eliminate_unnecessary_stmts): Take care to remove uses of results of
560 virtual PHI nodes that became unreachable.
561 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
562 * tree-flow.h (remove_empty_loops): Remove.
563 * passes.c (init_optimization_passes): Remove.
565 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
567 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
569 (*fix_trunc<mode>_i387_1): Ditto.
570 (*floathi<mode>2_1): Ditto.
571 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
573 (*fist<mode>2_1): Ditto.
574 (frndintxf2_floor): Ditto.
575 (*fist<mode>2_floor_1): Ditto.
576 (frndintxf2_ceil): Ditto.
577 (*fist<mode>2_ceil_1): Ditto.
578 (frndintxf2_trunc): Ditto.
579 (frndintxf2_mask_pm): Ditto.
580 (fxam<mode>2_i387_with_temp): Ditto.
581 * config/i386/sse.md (mulv16qi3): Ditto.
582 (*sse2_mulv4si3): Ditto.
584 (sse4_2_pcmpestr): Ditto.
585 (sse4_2_pcmpistr): Ditto.
587 2009-07-03 Jan Hubicka <jh@suse.cz>
589 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
590 (mark_stmt_necessary): Set it.
591 (mark_operand_necessary): Set it.
592 (mark_control_dependent_edges_necessary): Set it.
593 (mark_virtual_phi_result_for_renaming): New function.
594 (get_live_post_dom): New function.
595 (forward_edge_to_pdom): New function.
596 (remove_dead_stmt): Fix handling of control dependences.
597 (tree_dce_init): Init new bitmap.
598 (tree_dce_done): Free it.
600 2009-07-02 Richard Guenther <rguenther@suse.de>
603 * tree-ssa-structalias.c (new_var_info): Initialize
606 2009-07-02 Jan Hubicka <jh@suse.cz>
608 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
611 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
613 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
614 instead of recomputing it. Adjust calls.
615 (emit_store_flag): Adjust recursive calls.
617 2009-07-02 Richard Guenther <rguenther@suse.de>
619 * tree-ssa-live.c (remove_unused_locals): Do not remove
621 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
622 of DECL_EXTERNAL for HEAP variables.
623 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
624 HEAP variables. Do not adjust RESTRICT vars.
625 (find_what_var_points_to): Nobody cares if something
628 2009-07-02 Ben Elliston <bje@au.ibm.com>
630 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
631 pc_low and pc_high declarations to the top of the function.
633 2009-07-01 DJ Delorie <dj@redhat.com>
635 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
637 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
638 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
639 unspecified accesses to control registers.
640 * config/mep/intrinsics.md: Regenerate.
641 * config/mep/intrinsics.h: Regenerate.
642 * config/mep/mep-intrin.h: Regenerate.
644 2009-07-01 Anthony Green <green@moxielogic.com>
646 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
647 instruction when possible.
648 (moxie_expand_prologue): Ditto. Also, save an instruction and
649 some complexity by popping off of $r12 instead of $sp.
650 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
653 2009-07-01 Richard Henderson <rth@redhat.com>
656 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
657 contained no insns, reposition note before last insn.
659 2009-07-01 Richard Henderson <rth@redhat.com>
662 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
663 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
665 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
668 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
669 darwin9 for printing reg addresses with %y.
671 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
673 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
674 truncation from operands in binary operations.
676 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
679 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
680 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
681 subreg of op0 to the original op0.
683 * expmed.c (store_bit_field_1): Use a temporary as the destination
684 instead of a paradoxical subreg when we need to truncate the result.
686 2009-07-01 DJ Delorie <dj@redhat.com>
688 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
689 names to VLIW variants.
690 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
691 * config/mep/intrinsics.md: Regenerate.
692 * config/mep/intrinsics.h: Regenerate.
693 * config/mep/mep-intrin.h: Regenerate.
695 2009-07-01 Jakub Jelinek <jakub@redhat.com>
698 * jump.c (returnjump_p): Revert last patch.
699 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
701 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
704 * pa.md (casesi32p): Use jump table label to determine the offset
706 (casesi64p): Likewise.
708 * pa.c (forward_branch_p): Return bool type. Use instruction
709 addresses when available. Assert that INSN has a jump label.
710 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
713 2009-07-01 Richard Guenther <rguenther@suse.de>
715 PR tree-optimization/19831
716 * tree-ssa-dce.c (propagate_necessity): Calls to functions
717 that only act as barriers do not make any previous stores necessary.
718 * tree-ssa-structalias.c (handle_lhs_call): Delay making
719 HEAP variables global, do not add a constraint from nonlocal.
720 (find_func_aliases): Handle escapes through return statements.
721 (compute_points_to_sets): Make escaped HEAP variables global.
723 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
726 * expmed.c (emit_store_flag): Perform a conversion if necessary,
727 after reducing a DImode cstore to SImode.
729 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
731 * expr.c (expand_expr_real_1): Reinstate fallthrough to
732 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
734 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
736 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
737 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
739 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
740 and umod_optab if TARGET_BSD_DIVMOD.
741 * config/vax/lib1funcs.asm: New file.
742 * config/vax/t-linux: New file.
743 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
745 2009-06-30 Jakub Jelinek <jakub@redhat.com>
748 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
749 to type arguments that have void type.
752 * dwarf2out.c (gen_formal_parameter_die): Call
753 equate_decl_number_to_die if node is different from origin.
755 2009-06-30 Anthony Green <green@moxielogic.com>
757 Clean up moxie port for --enable-build-with-cxx.
758 * config/moxie/moxie.c (moxie_function_value): First two
759 parameters are const_tree, not tree.
760 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
761 (REG_CLASS_NAMES): Ditto.
762 (REGNO_REG_CLASS): Ditto.
763 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
764 (moxie_function_value): Fix constyness of arguments.
766 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
768 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
769 finalize_size_functions before further processing.
770 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
771 (variable_size): Call self_referential_size on size expressions
772 that contain a PLACEHOLDER_EXPR.
773 (size_functions): New static variable.
774 (copy_self_referential_tree_r): New static function.
775 (self_referential_size): Likewise.
776 (finalize_size_functions): New global function.
777 * tree.c: Include tree-inline.h.
778 (push_without_duplicates): New static function.
779 (find_placeholder_in_expr): New global function.
780 (substitute_in_expr) <tcc_declaration>: Return the replacement object
782 <tcc_expression>: Likewise.
783 <tcc_vl_exp>: If the replacement object is a constant, try to inline
784 the call in the expression.
785 * tree.h (finalize_size_functions): Declare.
786 (find_placeholder_in_expr): Likewise.
787 (FIND_PLACEHOLDER_IN_EXPR): New macro.
788 (substitute_placeholder_in_expr): Update comment.
789 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
791 (copy_tree_body_r): Likewise.
792 (copy_tree_body): New static function.
793 (maybe_inline_call_in_expr): New global function.
794 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
795 (maybe_inline_call_in_expr): Declare.
796 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
797 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
800 2009-06-30 Richard Guenther <rguenther@suse.de>
802 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
804 (propagate_necessity): Do not mark reaching defs of stores
807 2009-06-30 Jan Hubicka <jh@suse.cz>
809 * cfgloopanal.c (check_irred): Move into ...
810 (mark_irreducible_loops): ... here; return true if ireducible
812 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
813 (analyze_function): Try to prove loop finiteness.
814 * cfgloop.h (mark_irreducible_loops): Update prototype.
815 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
817 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
819 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
821 2009-06-30 Ira Rosen <irar@il.ibm.com>
823 PR tree-optimization/40542
824 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
827 2009-06-30 Martin Jambor <mjambor@suse.cz>
829 PR tree-optimization/40582
830 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
831 than useless_type_conversion_p.
832 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
835 2009-06-30 Martin Jambor <mjambor@suse.cz>
838 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
840 2009-06-30 Richard Guenther <rguenther@suse.de>
842 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
843 use ao_ref references.
844 (walk_aliased_vdefs): Likewise.
845 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
846 * tree-ssa-dce.c (struct ref_data): Remove.
847 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
848 (mark_aliased_reaching_defs_necessary): Adjust.
849 (mark_all_reaching_defs_necessary_1): Likewise.
851 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
854 * expmed.c (emit_cstore): New name of emit_store_flag_1.
855 (emit_store_flag_1): Extract from emit_store_flag, adjust
856 calls to (what now is) emit_cstore.
857 (emit_store_flag): Call emit_store_flag_1 and also use it
858 for what used to be recursive calls.
860 2009-06-30 Wei Guozhi <carrot@google.com>
863 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
864 if the target bb post dominates from bb.
865 * config/i386/i386.c (memory_address_length): Check existence of base
866 register before using it.
868 2009-06-30 Nick Clifton <nickc@redhat.com>
869 DJ Delorie <dj@redhat.com>
871 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
872 __FMOVD_ENABLED__ is defined.
874 (TARGET_FMOVD): Provide a default definition.
875 (MASK_FMOVD): Likewise.
876 (TARGET_CPU_CPP_BUILTINS): Define
877 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
878 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
879 two fmov instructions depending upon whether TARGET_FMOVD is
881 (split for DF load from memory into register): Also handle
882 MEMs which consist of REG+DISP addressing.
883 (split for DF store from register to memory): Likewise.
884 * config/sh/sh.opt (mfmovd): Remove this switch.
885 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
886 * config/sh/sh.c (sh_override_options): Do not automatically
887 enable TARGET_MOVD for the SH2A when supporting doubles - leave
888 that to the -mfmovd command line switch.
890 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
892 (fldi_ok): Always allow.
893 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
895 2009-06-29 DJ Delorie <dj@redhat.com>
897 * doc/install.texi (mep-x-elf): Correct chip's full name.
899 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
901 * doc/extend.texi: Fix typo.
903 2009-06-29 Tom Tromey <tromey@redhat.com>
906 * Makefile.in (DWARF2_H): New variable.
908 (dwarf2out.o): Likewise.
909 (dwarf2asm.o): Likewise.
910 * config/i386/t-i386: Use DWARF2_H.
911 * except.c: Include elf/dwarf2.h.
912 * unwind-dw2.c: Include elf/dwarf2.h.
913 * dwarf2out.c: Include elf/dwarf2.h.
914 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
916 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
917 (size_of_loc_descr): Likewise.
918 (output_loc_operands_raw): Likewise.
919 (output_loc_operands): Handle new dtprel field.
920 (loc_checksum): Update.
921 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
922 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
923 * unwind-dw2-fde.c: Include elf/dwarf2.h.
924 * dwarf2asm.c: Include elf/dwarf2.h.
925 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
926 * config/mmix/mmix.c: Include elf/dwarf2.h.
927 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
928 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
929 * config/sh/sh.c: Include elf/dwarf2.h.
930 * config/i386/i386.c: Include elf/dwarf2.h.
932 2009-06-29 DJ Delorie <dj@redhat.com>
934 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
936 * doc/extend.texi: Add MeP attributes and pragmas.
937 * doc/invoke.text: Add MeP Options.
938 * doc/contrib.texi: Add MeP contribution.
939 * doc/md.texi: Add MeP constraints.
940 * doc/install.texi: Add MeP target.
942 2009-06-30 Anatoly Sokolov <aesok@post.ru>
944 * target.h (struct gcc_target): Add frame_pointer_required field.
945 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
946 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
947 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
949 * reload1.c (update_eliminables): (Ditto.).
950 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
951 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
952 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
954 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
956 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
957 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
958 (arm_frame_pointer_required): New function.
960 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
961 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
962 (avr_frame_pointer_required_p): Declare as static.
963 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
965 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
966 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
967 (bfin_frame_pointer_required): Make as static, change return type
969 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
971 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
972 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
973 (cris_frame_pointer_required): New function.
975 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
977 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
978 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
979 (fr30_frame_pointer_required): New function.
981 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
982 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
983 (frv_frame_pointer_required): Make as static, change return type
985 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
987 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
988 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
989 (ix86_frame_pointer_required): Make as static, change return type to
991 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
993 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
994 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
996 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
998 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
1000 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
1002 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
1003 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1004 (mips_frame_pointer_required): Make as static.
1005 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
1007 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
1008 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1009 (mmix_frame_pointer_required): Mew function.
1011 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
1012 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1014 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
1016 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
1018 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
1020 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
1021 (CAN_ELIMINATE): Redefine.
1022 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1023 (sparc_frame_pointer_required): New function.
1024 (sparc_can_eliminate): New function.
1025 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
1027 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
1028 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1030 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
1031 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1032 (xtensa_frame_pointer_required): Make as static, change return type
1034 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
1037 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
1039 * doc/plugins.texi: Document PLUGIN_START_UNIT.
1040 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
1041 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
1042 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
1043 (register_callback): Handle PLUGIN_START_UNIT.
1044 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
1046 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
1048 * tree.c (process_call_operands): Propagate TREE_READONLY from the
1050 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
1051 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
1053 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
1055 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
1058 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
1060 * doc/extend.texi (Additional Floating Types): __float128 is also
1061 supported on i386 targets.
1063 2009-06-29 Richard Guenther <rguenther@suse.de>
1066 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1068 (pt_solutions_same_restrict_base): Declare.
1069 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
1071 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
1072 (make_constraint_from, make_copy_constraint): Move earlier.
1073 (make_constraint_from_heapvar): New function.
1074 (make_constraint_from_restrict): Likewise.
1075 (handle_lhs_call): Use it.
1076 (find_func_aliases): Use it to track conversions to restrict
1078 (struct fieldoff): Add only_restrict_pointers flag.
1079 (push_fields_onto_fieldstack): Initialize it.
1080 (create_variable_info_for): Track global restrict qualified pointers.
1081 (intra_create_variable_infos): Use make_constraint_from_heapvar.
1082 Track restrict qualified pointer arguments.
1083 (set_uids_in_ptset): Use varinfo is_global_var flag.
1084 (find_what_var_points_to): Set the vars_contains_restrict flag.
1085 Always create the points-to solution for sets including restrict tags.
1086 (pt_solutions_same_restrict_base): New function.
1087 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
1088 qualified pointers use pt_solutions_same_restrict_base as
1089 additional source for disambiguation.
1091 2009-06-29 Richard Guenther <rguenther@suse.de>
1094 * alias.c (find_base_decl): Remove.
1095 (get_deref_alias_set_1): Remove restrict handling.
1096 * c-common.c (c_apply_type_quals_to_decl): Do not set
1097 DECL_POINTER_ALIAS_SET.
1098 * gimplify.c (find_single_pointer_decl_1): Remove.
1099 (find_single_pointer_decl): Likewise.
1100 (internal_get_tmp_var): Remove restrict handling.
1101 (gimple_regimplify_operands): Likewise.
1102 * omp-low.c (expand_omp_atomic_pipeline): Do not set
1103 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
1104 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
1105 * tree.c (restrict_base_for_decl): Remove.
1106 (init_ttree): Do not allocate it.
1107 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
1108 LABEL_DECL_UID for label decls.
1109 (copy_node_stat): Do not copy restrict information.
1110 (decl_restrict_base_lookup): Remove.
1111 (decl_restrict_base_insert): Likewise.
1112 (print_restrict_base_statistics): Likewise.
1113 (dump_tree_statistics): Do not call print_restrict_base_statistics.
1114 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
1115 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
1116 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
1117 (LABEL_DECL_UID): Adjust.
1118 (DECL_BASED_ON_RESTRICT_P): Remove.
1119 (DECL_GET_RESTRICT_BASE): Likewise.
1120 (SET_DECL_RESTRICT_BASE): Likewise.
1121 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
1123 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
1124 instead of DECL_POINTER_ALIAS_SET.
1125 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1126 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
1127 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
1129 2009-06-29 Richard Guenther <rguenther@suse.de>
1131 PR tree-optimization/40579
1132 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
1133 the IL to simplify has constants that overflowed.
1135 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
1137 PR tree-optimization/40550
1138 * tree-vect-generic.c (expand_vector_operations_1): Compute in
1139 vector_compute_type only when the size of vector_compute_type is
1140 less than the size of type.
1142 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
1144 * fold-const.c (contains_label_1): Fix comments.
1145 (contains_label_p): Do not walk trees multiple time.
1147 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1149 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
1150 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
1151 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
1152 ix86_fp_comparison_operator.
1153 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
1154 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
1155 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
1156 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
1157 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
1158 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
1159 (related splits): Change predicate to ix86_fp_comparison_operator.
1160 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
1161 instead of ix86_fp_comparison_codes.
1162 (ix86_trivial_fp_comparison_operator,
1163 ix86_fp_comparison_operator): New.
1164 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
1165 (ix86_expand_compare): Eliminate last two parameters.
1166 (ix86_fp_jump_nontrivial_p): Kill.
1167 * config/i386/i386.c (put_condition_code): Eliminate call to
1168 ix86_fp_comparison_codes and subsequent assertion.
1169 (ix86_fp_comparison_codes): Eliminate.
1170 (ix86_fp_swap_condition): New.
1171 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
1172 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
1173 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
1174 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
1175 and ix86_fp_swap_condition.
1176 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
1177 Use ix86_fp_comparison_strategy.
1178 (ix86_expand_compare): Likewise. Eliminate last two arguments.
1179 (ix86_fp_jump_nontrivial_p): Eliminate.
1180 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
1181 call to ix86_expand_compare.
1182 (ix86_split_fp_branch, ix86_expand_setcc,
1183 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
1184 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
1186 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1188 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
1189 related to jump_clobbers.
1190 * config/arm/arm.md (conds): Remove jump_clob case.
1191 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
1192 splits): Change comparison_operator to arm_comparison_operator.
1193 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
1196 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1198 * dojump.c (do_compare_rtx_and_jump): Try swapping the
1199 condition for floating point modes.
1200 * expmed.c (emit_store_flag_1): Move here a bigger part
1202 (emit_store_flag): Try swapping the condition for floating point
1204 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
1206 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1208 * expr.c (expand_expr_real_1): Just use do_store_flag.
1209 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
1210 emit_store_flag_force.
1211 * expmed.c (emit_store_flag_force): Copy here trick
1212 previously in expand_expr_real_1. Try reversing the comparison.
1213 (emit_store_flag_1): Work if target is NULL.
1214 (emit_store_flag): Work if target is NULL, using the result mode
1215 from the comparison. Use split_comparison, restructure final part
1216 to simplify conditionals.
1218 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1220 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
1221 * dojump.c (do_jump): Change handling of floating-point
1222 ops to use just do_compare_and_jump.
1223 (split_comparison): New.
1224 (do_compare_rtx_and_jump): Add here logic coming previously
1225 in do_jump, using split_comparison.
1227 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
1230 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
1232 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1234 * tree-ssa-alias.c: Fix unintentional commit.
1236 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1238 * passes.c (execute_one_pass): Fix unintentional commit.
1240 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1242 * df-problems.c (df_set_seen, df_unset_seen): Delete.
1243 (df_rd_local_compute, df_md_local_compute): Inline them.
1245 (df_md_scratch): New.
1246 (df_md_alloc, df_md_free): Allocate/free it.
1247 (df_md_local_compute): Only include live registers in init.
1248 (df_md_transfer_function): Prune the in-set computed by
1249 the confluence function, and the gen-set too.
1251 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1253 PR rtl-optimization/26854
1254 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
1255 * df-problems.c (df_rd_add_problem): Fix comment.
1256 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
1257 df_md_simulate_artificial_defs_at_top,
1258 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
1259 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
1260 df_md_transfer_function, df_md_init, df_md_confluence_0,
1261 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
1262 problem_MD, df_md_add_problem): New.
1263 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
1264 df_md_get_bb_info): New.
1265 (DF_LAST_PROBLEM_PLUS1): Adjust.
1267 * Makefile.in (fwprop.o): Include domwalk.h.
1268 * fwprop.c: Include domwalk.h.
1269 (reg_defs, reg_defs_stack): New.
1270 (bitmap_only_bit_between): Remove.
1271 (process_defs): New.
1272 (process_uses): Use reg_defs and local_md instead of
1273 bitmap_only_bit_between and local_rd.
1274 (single_def_use_enter_block): New, from build_single_def_use_links.
1275 (single_def_use_leave_block): New.
1276 (build_single_def_use_links): Remove code moved to
1277 single_def_use_enter_block, invoke domwalk.
1278 (use_killed_between): Adjust comment.
1280 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1282 * bitmap.h (bitmap_ior_and_into): New.
1283 * bitmap.c (bitmap_ior_and_into): New.
1285 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1287 * domwalk.h (struct dom_walk_data): Remove all callbacks except
1288 before_dom_children_before_stmts and after_dom_children_after_stmts.
1289 Rename the two remaining callbacks to just before_dom_children and
1290 after_dom_children. Remove other GIMPLE statement walking bits.
1291 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
1292 * graphite.c: Do not include domwalk.h.
1293 * tree-into-ssa.c (interesting_blocks): New global.
1294 (struct mark_def_sites_global_data): Remove it and names_to_rename.
1295 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
1296 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
1297 now that they're not domwalk callbacks.
1298 (rewrite_initialize_block): Rename to...
1299 (rewrite_enter_block): ... this, place after called functions. Test
1300 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
1301 (rewrite_finalize_block): Rename to...
1302 (rewrite_leave_block): ... this, place after called functions.
1303 (rewrite_update_init_block): Rename to...
1304 (rewrite_update_enter_block): ... this, place after called functions.
1305 Test interesting_blocks, call rewrite_update_stmt and
1306 rewrite_update_phi_arguments.
1307 (rewrite_update_fini_block): Rename to...
1308 (rewrite_leave_block): ... this, place after called functions.
1309 (rewrite_blocks): Remove last argument, simplify initialization of
1311 (mark_def_sites_initialize_block): Rename to...
1312 (mark_def_sites_block): ... this, call mark_def_sites.
1313 (mark_def_sites_blocks): Remove argument, simplify initialization of
1315 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
1316 (update_ssa): Likewise.
1317 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
1319 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
1320 (dom_opt_initialize_block): Rename to...
1321 (dom_opt_enter_block): ... this, place after called functions. Walk
1322 statements here, inline propagate_to_outgoing_edges.
1323 (dom_opt_finalize_block): Rename to...
1324 (dom_opt_leave_block): ... this, place after called functions.
1325 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
1327 (dse_enter_block, dse_record_phi): New.
1328 (dse_record_phis): Delete.
1329 (dse_finalize_block): Rename to...
1330 (dse_leave_block): ... this.
1331 (tree_ssa_dse): Simplify initialization of walk_data.
1332 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
1333 Adjust initialization of walk_data.
1334 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
1335 * tree-ssa-loop-phiopt.c (get_non_trapping):
1336 Adjust initialization of walk_data.
1337 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
1338 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
1339 it's not a domwalk callback.
1340 (uncprop_initialize_block): Rename to...
1341 (dse_enter_block): ... this, call uncprop_into_successor_phis.
1342 (dse_finalize_block): Rename to...
1343 (dse_leave_block): ... this.
1344 (tree_ssa_uncprop): Simplify initialization of walk_data.
1345 * Makefile.in: Adjust dependencies.
1347 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
1349 * arm.md (casesi): Fix test for Thumb1.
1350 (thumb1_casesi_internal_pic): Likewise.
1351 (thumb1_casesi_dispatch): Likewise.
1353 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
1355 * config/arm/arm-cores.def: Added core cortex-m0.
1356 * config/arm/arm-tune.md: Regenerated.
1357 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
1359 2009-06-26 DJ Delorie <dj@redhat.com>
1361 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
1363 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
1364 the scheduler doesn't tag jump insns.
1366 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
1368 * c-decl.c (merge_decls): Re-indent.
1370 2009-06-26 Janis Johnson <janis187@us.ibm.com>
1373 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
1374 Special-case decimal float constants.
1376 2009-06-26 Richard Henderson <rth@redhat.com>
1378 * function.h (struct function): Add cannot_be_copied_reason,
1379 and cannot_be_copied_set.
1380 * tree-inline.c (has_label_address_in_static_1): Rename from
1381 inline_forbidden_p_2; don't set inline_forbidden_reason here.
1382 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
1383 don't set inline_forbidden_reason.
1384 (copy_forbidden): New function, split out of inline_forbidden_p.
1385 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
1386 (inline_forbidden_p): Use copy_forbidden.
1387 (tree_versionable_function_p): Likewise.
1388 (inlinable_function_p): Merge into tree_inlinable_function_p.
1389 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
1390 * ipa-cp.c (ipcp_versionable_function_p): New function.
1391 (ipcp_cloning_candidate_p): Use it.
1392 (ipcp_node_modifiable_p): Likewise.
1394 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
1396 * builtins.c (expand_builtin_alloca): Handle builtin alloca
1397 that is marked not to be inlined. Remove flag_mudflap use.
1398 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
1399 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
1401 2009-06-26 Steve Ellcey <sje@cup.hp.com>
1404 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
1405 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
1407 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
1409 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
1411 (__mingwthr_remove_key_dtor): Likewise.
1413 2009-06-26 Richard Guenther <rguenther@suse.de>
1415 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
1417 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
1420 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
1421 try the non-cond_exec path also.
1423 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1426 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
1427 (output_cbranch): Use new functions.
1428 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
1431 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1432 Pat Haugen <pthaugen@us.ibm.com>
1433 Revital Eres <ERES@il.ibm.com>
1435 * config/rs6000/rs6000.c (print_operand): Correct lossage message
1436 for %c error. Add %x support to print VSX registers as a unified
1437 register set, instead of separate float and altivec registers.
1438 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
1439 %y case, and add support for VSX pre-modify addresses.
1440 (output_toc): Add assert for CONST containing an integer constant
1442 (rs6000_adjust_cost): Add POWER7 support.
1443 (insn_must_be_first_in_group): Ditto.
1444 (insn_must_be_last_in_group): Ditto.
1445 (rs6000_emit_popcount): Ditto.
1446 (rs6000_vector_mode_supported_p): Ditto.
1448 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
1449 Change some of the functions called by macros to being called
1450 through a pointer, so debug functions can be inserted if
1451 -mdebug=addr or -mdebug=cost.
1452 (rs6000_preferred_reload_class_ptr): Ditto.
1453 (rs6000_secondary_reload_class_ptr): Ditto.
1454 (rs6000_secondary_memory_needed_ptr): Ditto.
1455 (rs6000_cannot_change_mode_class_ptr): Ditto.
1456 (rs6000_secondary_reload_inner): Ditto.
1457 (rs6000_legitimize_reload_address): Ditto.
1458 (rs6000_legitimize_reload_address_ptr): Ditto.
1459 (rs6000_mode_dependent_address): Ditto.
1460 (rs6000_mode_dependent_address_ptr): Ditto.
1462 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
1463 function to return true if the mode allows reg + integer
1465 (virtual_stack_registers_memory_p): New function to return true if
1466 the address refers to a virtual stack register.
1467 (rs6000_legitimate_offset_address_p): Move code to say whether a
1468 mode supports reg+int addressing to reg_offset_addressing_ok_p and
1470 (rs6000_legitimate_address_p): Add checks for modes that only can
1471 do reg+reg addressing. Start adding VSX support.
1472 (rs6000_legitimize_reload_address): Ditto.
1473 (rs6000_legitimize_address): Ditto.
1474 (rs6000_debug_legitimate_address_p): New debug functions for
1475 -mdebug=addr and -mdebug=cost.
1476 (rs6000_debug_rtx_costs): Ditto.
1477 (rs6000_debug_address_costs): Ditto.
1478 (rs6000_debug_adjust_cost): Ditto.
1479 (rs6000_debug_legitimize_address): Ditto.
1480 (rs6000_legitimize_reload_address_ptr): Point to call normal
1481 function or debug function. Make functions called via pointer
1483 (rs6000_mode_dependent_address_ptr): Ditto.
1484 (rs6000_secondary_reload_class_ptr): Ditto.
1485 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
1486 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
1487 into a friendlier error.
1488 (rs6000_init_builtins): Add initial VSX support.
1489 (rs6000_adjust_cost): Fix some spacing issues.
1491 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
1492 (REG_CLASS_NAMES): Ditto.
1493 (REG_CLASS_CONTENTS): Ditto.
1494 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
1495 pointer, to add -mdebug=addr support.
1496 (CANNOT_CHANGE_MODE_CLASS): Ditto.
1497 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
1498 -mdebug=addr support.
1499 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
1500 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
1501 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
1503 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
1505 (bswapsi*): Set attribute types for load/store. Add combiner
1506 patterns to eliminate zero extend on 64-bit.
1507 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
1508 stdbrx if the hardware supports those instructions.
1510 2009-06-25 Ian Lance Taylor <iant@google.com>
1512 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
1513 (Link Options): Document -static-libstdc++.
1515 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1518 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
1519 DATA_ALIGNMENT instead.
1521 2009-06-25 Richard Guenther <rguenther@suse.de>
1523 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
1524 indirect references against the callused/escaped solutions.
1525 (call_may_clobber_ref_p_1): Likewise.
1527 2009-06-25 Martin Jambor <mjambor@suse.cz>
1529 PR tree-optimization/40493
1530 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
1531 (enum unscalarized_data_handling): New type.
1532 (handle_unscalarized_data_in_subtree): Return what has been done.
1533 (load_assign_lhs_subreplacements): Handle left flushes differently.
1534 (sra_modify_assign): Use unscalarized_data_handling, simplified
1535 condition determining whether to remove the statement.
1537 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
1539 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
1540 excerpt - @ should be doubled for texinfo.
1542 2009-06-24 Ian Lance Taylor <iant@google.com>
1544 * config/arc/arc.c: Include "df.h".
1545 (arc_attribute_table): Make static. Move higher in file.
1546 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
1547 (output_shift): Initialize n later to avoid warning.
1548 * config/arm/arm.c (arm_attribute_table): Make static. Move
1550 * config/avr/avr.c (avr_attribute_table): Make static. Move
1552 (reg_class_tab): Change array type from int to enum reg_class.
1553 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
1555 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
1556 (lshrhi3_out): Likewise.
1557 (class_likely_spilled_p): Change return type to bool.
1558 (avr_rtx_costs): Use local code variable with enum type.
1559 * config/avr/avr.md (movmemhi): Use add_reg_note.
1560 (andhi3, andsi3): Don't use AS2 with "and".
1561 (iorhi3, iorsi3): Don't use AS2 with "or".
1562 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
1563 * config/crx/crx.c: Include "df.h".
1564 (crx_attribute_table): Make static.
1565 * config/m32r/m32r.c: Include "df.h".
1566 (m32r_attribute_table): Make static. Move higher in file.
1567 (pop): Use add_reg_note.
1568 (block_move_call): Change 0 to LCT_NORMAL in function call.
1569 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
1570 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
1571 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
1572 declare, not just when TREE_CODE is defined.
1573 * config/m68hc11/m68hc11.c: Include "expr.h".
1574 (m68hc11_attribute_table): Make static. Move higher in file.
1575 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
1577 (m68hc11_register_indirect_p): Likewise.
1578 (m68hc11_function_arg_padding): Change return type to enum
1580 (emit_move_after_reload): Use add_reg_note.
1581 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
1582 (m68hc11_split_logical): Likewise.
1583 (m68hc11_rtx_costs): Add local code_and outer_code variables with
1585 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
1586 to VOIDmode in function call.
1587 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
1589 (m68hc11_split_logical): Update declaration.
1590 (m68hc11_function_arg_padding): Update declaration.
1591 * config/mcore/mcore.c (regno_reg_class): Change form array of int
1592 to array of enum reg_class.
1593 (mcore_attribute_table): Make static. Move higher in file.
1594 (mcore_rtx_costs): Add cast to enum type.
1595 * config/mcore/mcore.h (regno_reg_class): Update declaration.
1596 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
1597 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
1599 * config/sh/predicates.md (trapping_target_operand): Rename and to
1601 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
1603 * config/spu/spu.c (spu_attribute_table): Make static. Move
1605 * config/v850/v850.c (v850_attribute_table): Make static. Move
1607 (v850_rtx_costs): Use local code with enum type.
1608 (expand_epilogue): Add cast.
1609 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
1611 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
1614 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
1615 -m2a-single-only and -m2a-nofpu.
1616 * config/sh/sh.opt: Document m2a generates FPU code.
1618 2009-06-24 Anatoly Sokolov <aesok@post.ru>
1620 * defaults.h (CAN_ELIMINATE): Provide default.
1621 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
1622 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
1623 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
1624 * config/spu/spu.h (CAN_ELIMINATE): Delete.
1625 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
1626 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
1627 * config/cris/cris.h (CAN_ELIMINATE): Delete.
1628 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
1629 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
1630 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
1632 2009-06-24 DJ Delorie <dj@redhat.com>
1634 * mep-ext-cop.cpu: Fix copyright notice.
1635 * mep-default: Fix copyright notice.
1636 * mep-core: Fix copyright notice.
1637 * mep: Fix copyright notice.
1638 * mep-ivc2: Fix copyright notice.
1639 * mep-c5: Fix copyright notice.
1641 2009-06-24 Denis Chertykov <chertykov@gmail.com>
1643 * doc/contrib.texi (Contributors):
1645 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
1648 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
1649 src and dst operands if necessary.
1651 2009-06-23 DJ Delorie <dj@redhat.com>
1654 * config.gcc: Add mep support.
1655 * recog.c: Resurrect validate_replace_rtx_subexp().
1656 * recog.h: Likewise.
1657 * config/mep/: Add new port:
1658 * config/mep/constraints.md: New file.
1659 * config/mep/default.h: New file.
1660 * config/mep/intrinsics.h: New file.
1661 * config/mep/intrinsics.md: New file.
1662 * config/mep/ivc2-template.h: New file.
1663 * config/mep/mep-c5.cpu: New file.
1664 * config/mep/mep-core.cpu: New file.
1665 * config/mep/mep-default.cpu: New file.
1666 * config/mep/mep-ext-cop.cpu: New file.
1667 * config/mep/mep-intrin.h: New file.
1668 * config/mep/mep-ivc2.cpu: New file.
1669 * config/mep/mep-lib1.asm: New file.
1670 * config/mep/mep-lib2.c: New file.
1671 * config/mep/mep-pragma.c: New file.
1672 * config/mep/mep-protos.h: New file.
1673 * config/mep/mep-tramp.c: New file.
1674 * config/mep/mep.c: New file.
1675 * config/mep/mep.cpu: New file.
1676 * config/mep/mep.h: New file.
1677 * config/mep/mep.md: New file.
1678 * config/mep/mep.opt: New file.
1679 * config/mep/predicates.md: New file.
1680 * config/mep/t-mep: New file.
1682 2009-06-23 Ian Lance Taylor <iant@google.com>
1684 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
1685 from loose_warn into c_loose_warn and from strict_warn into
1686 c_strict_warn. Set and substitute warn_cxxflags. Check for
1687 --enable-build-with-cxx. Set and substitute
1688 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
1689 * Makefile.in (CXXFLAGS): New variable.
1690 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
1691 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
1692 the default is the same as $(STRICT_WARN).
1693 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
1694 (CXX): New variable.
1695 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
1696 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
1697 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
1698 (HOST_LIBS): New variable.
1699 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
1700 (ALL_CXXFLAGS): New variable.
1701 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
1702 * doc/install.texi (Configuration): Document
1703 --enable-build-with-cxx, --with-stage1-ldflags,
1704 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
1705 * configure: Rebuild.
1707 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1709 * config/arm/arm.c (arm_override_options): Fix braces and formatting
1710 from previous commit.
1712 2009-06-23 Ian Lance Taylor <iant@google.com>
1714 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
1716 2009-06-23 Ian Lance Taylor <iant@google.com>
1718 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
1719 with ATTRIBUTE_UNUSED.
1721 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1722 Pat Haugen <pthaugen@us.ibm.com>
1723 Revital Eres <eres@il.ibm.com>
1725 * config.in (HAVE_AS_POPCNTD): Add default definition.
1726 (HAVE_AS_LWSYNC): Ditto.
1728 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
1730 (gcc_cv_as_powerpc_cmpb): Ditto.
1731 (gcc_cv_as_powerpc_dfp): Ditto.
1732 (gcc_cv_as_powerpc_vsx): Ditto.
1733 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
1734 supporting the popcntd/lwsync instructions.
1735 (gcc_cv_as_powerpc_lwsync): Ditto.
1736 * configure: Regenerate.
1738 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
1739 -mcpu=native and -mcpu=power7.
1740 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
1742 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
1743 a variable instead of a mask to reduce the number of mask bits.
1744 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
1745 (-mbit-word): Ditto.
1746 (-mregnames): Ditto.
1747 * config/rs6000/rs6000.opt (-mupdate): Ditto.
1748 (-mfused-madd): Ditto.
1750 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
1752 (-mvsx): New switch for VSX instructions.
1753 (-misel): Move from a variable to a mask to allow it to be set by
1756 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
1757 function declaration to an array declaration.
1758 (rs6000_hard_regno_nregs): New external array declaration.
1760 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
1761 files included by rs6000.md.
1763 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
1764 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
1766 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
1768 (rs6000_debug_reg): New -mdebug= variables.
1769 (rs6000_debug_addr): Ditto.
1770 (rs6000_debug_cost): Ditto.
1771 (rs6000_pmode): New variable to hold Pmode.
1772 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
1773 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
1774 calculated at compiler start.
1775 (rs6000_hard_regno_nregs): Change function to an array which holds
1776 HARD_REGNO_NREGS calculated at compiler start.
1777 (rs6000_explicit_options): Delete isel field.
1778 (rs6000_vector_unit): New array to hold which vector unit
1779 supports arithmetic options for a given type.
1780 (rs6000_vector_mem): New array to hold which vector unit supports
1781 memory reference operations for a given type.
1782 (rs6000_vector_align): New array to given the alignment of each
1784 (power7_cost): New basic costs for power7.
1785 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
1786 (rs6000_hard_regno_nregs_internal): New function, moved from
1787 HARD_REGNO_NREGS, to calculate the number of registers each hard
1788 register takes for each type.
1789 (rs6000_debug_reg_print): New function for -mdebug=reg support.
1790 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
1791 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
1792 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
1793 unit information here so it is calculated once at compiler startup
1795 (rs6000_override_options): Make -misel a target mask. Add more
1796 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
1797 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
1799 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
1800 (rs6000_handle_option): Move -misel from variable to target mask.
1801 (rs6000_builtin_mask_for_load): Add VSX support.
1802 (rs6000_conditional_register_usage): Ditto.
1803 (USE_ALTIVEC_FOR_ARG_P): Ditto.
1804 (function_arg_boundary): Ditto.
1805 (rs6000_expand_builtin): Ditto.
1806 (def_builtin): Make abort message a little friendlier.
1807 (rs6000_emit_int_cmove): Add support for 64-bit isel.
1809 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
1810 assembler support the popcntd instruction instead of a vsx
1811 instruction to enable power7 support.
1812 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
1813 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
1814 option to the assembler if -mcpu=native.
1815 (ASM_CPU_NATIVE_SPEC): Ditto.
1816 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
1818 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
1819 the lwsync instruction.
1820 (enum processor_type): Add PROCESSOR_POWER7.
1821 (rs6000_debug_reg): New -mdebug= options.
1822 (rs6000_debug_addr): Ditto.
1823 (rs6000_debug_cost): Ditto.
1824 (rs6000_isel): Delete.
1825 (enum rs6000_vector): New enum to say what vector unit we have.
1826 (VECTOR_UNIT_*): New macros to say which vector unit has
1827 arithmetic operations for a given type.
1828 (VECTOR_MEM_*): New macros to say which vector unit has memory
1829 operations for a given type.
1830 (TARGET_LDBRX): Whether the machine supports the ldbrx
1832 (TARGET_ISEL): Delete, -misel moved to be a mask.
1833 (TARGET_ISEL64): New macro for 64-bit isel support.
1834 (UNITS_PER_VSX_WORD): New macro.
1835 (POINTER_SIZE): Move to be an external variable, rather than
1836 calculating whether we are generating 32 ot 64-bit code.
1838 (STACK_BOUNDARY): Add VSX support.
1839 (LOCAL_ALIGNMENT): Ditto.
1840 (SLOW_UNALIGNED_ACCESS): Ditto.
1841 (VSX_REGNO_P): New macro for VSX support.
1842 (VFLOAT_REGNO_P): Ditto.
1843 (VINT_REGNO_P): Ditto.
1844 (VLOGICAL_REGNO_P): Ditto.
1845 (VSX_VECTOR_MODE): Ditto.
1846 (VSX_SCALAR_MODE): Ditto.
1848 (VSX_MOVE_MODE): Ditto.
1849 (VSX_REG_CLASS_P): Ditto.
1850 (HARD_REGNO_NREGS): Instead of calling a function, use an array
1852 (UNITS_PER_SIMD_WORD): Add VSX support.
1853 (MODES_TIEABLE_P): Ditto.
1854 (STARTING_FRAME_OFFSET): Ditto.
1855 (STACK_DYNAMIC_OFFSET): Ditto.
1856 (EPILOGUE_USES): Ditto.
1857 (REGNO_REG_CLASS): Move to array lookup.
1858 (CLASS_MAX_NREGS): Ditto.
1859 (rs6000_vector_reg_class): Add declaration.
1860 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
1861 overlap with the floating point and Altivec registers.
1863 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
1865 * config/rs6000/driver-rs6000.c (asm_names): New static array to
1866 give the appropriate asm switches if -mcpu=native.
1867 (host_detect_local_cpu): Add support for "asm".
1868 (host_detect_local_cpu): Follow GNU code guidelines for name.
1870 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
1871 -mbit-word to a variable instead of being a target mask.
1873 * config/rs6000/sync.md (lwsync): If the assembler supports it,
1874 emit the lwsync instruction instead of emitting the instruction as
1875 an integer constant.
1877 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
1878 fixuns_trundfsi2, move expander into rs6000.md.
1880 * config/rs6000/rs6000.md (cpu): Add power7.
1881 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
1882 (logical predicate patterns): Change the single instruction
1883 primitives that set CR0 to be fast_compare instead of compare.
1885 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
1886 (popcntddi2): Ditto.
1887 (popcount<mode>): Ditto.
1888 (floating multiply/add insns): Name the floating point
1890 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
1891 (isel_unsigned_<mode>): Ditto.
1892 (fixuns_trundfsi2): Move expander here from spe.md.
1893 (smindi3): Define if we have -misel on 64-bit systems.
1898 2009-06-23 Anatoly Sokolov <aesok@post.ru>
1900 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
1902 * config/avr/avr.c (avr_current_device): New variable.
1903 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
1904 (avr_arch, mcu_type_s): Move to avr.h.
1905 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
1906 default_data_section_start fields.
1907 (avr_arch): Moved from avr.c.
1908 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
1909 library_name fields.
1910 (avr_current_device, avr_mcu_types, avr_arch_types,
1911 avr_device_to_arch, avr_device_to_data_start,
1912 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
1913 (EXTRA_SPEC_FUNCTIONS): Define.
1914 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
1915 options mapping. Use device_to_arch and device_to_data_start insted.
1916 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
1917 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
1918 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
1919 * config/avr/driver-avr.c: New file.
1920 * config/avr/avr-devices.c: New file.
1922 2009-06-23 Jakub Jelinek <jakub@redhat.com>
1924 * var-tracking.c (unshare_variable): Force initialized to
1925 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
1926 (set_variable_part): Likewise.
1927 (struct variable_union_info): Remove pos_src field.
1928 (vui_vec, vui_allocated): New variables.
1929 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
1930 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
1931 == 1 use a simpler sorting algorithm. Compute pos field right
1932 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
1933 Avoid quadratic comparison if !flag_var_tracking_uninit.
1934 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
1935 unshare_variable unconditionally.
1936 (dataflow_set_different_2): Removed.
1937 (dataflow_set_different): Don't traverse second hash table.
1938 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
1939 unconditionally to var_reg_set or var_mem_set.
1940 (emit_notes_in_bb): Likewise.
1941 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
1943 (emit_note_insn_var_location): Don't set initialized to
1944 VAR_INIT_STATUS_INITIALIZED early.
1945 (vt_finalize): Free vui_vec if needed, clear vui_vec and
1947 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
1949 * tree-object-size.c (addr_object_size): Instead of checking
1950 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
1951 are no FIELD_DECLs following it.
1953 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
1955 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
1956 order to match bswaps with signed source operands.
1958 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1960 * sdbout.c (sdbout_one_type): Fix braces in switch.
1962 2009-06-23 Richard Guenther <rguenther@suse.de>
1964 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
1966 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
1967 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
1968 var_callused, callused_tree, var_storedanything, storedanything_tree,
1969 var_integer, integer_tree): Remove global variables.
1970 (new_var_info): Do not pass new id, append the new var to the
1971 global variable vector.
1972 (do_ds_constraint): Use is_global_var member of the variable-info.
1973 (new_scalar_tmp_constraint_exp): Adjust.
1974 (create_function_info_for): Likewise.
1975 (create_variable_info_for): Likewise.
1976 (find_what_var_points_to): Remove dead code.
1977 (init_base_vars): Simplify.
1978 (compute_points_to_sets): Adjust.
1980 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
1982 * combine.c (try_combine): Dump information about the insns we're
1985 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
1987 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
1988 check when calling force_to_mode on TRUNCATE's operand.
1990 2009-06-22 Ian Lance Taylor <iant@google.com>
1992 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
1994 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
1996 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
1998 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2000 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
2001 override library linkage flags such as -static-libgcc or
2004 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2006 * config/m68k/m68k-devices.def: Add line for MCF5221x.
2008 2009-06-22 Ian Lance Taylor <iant@google.com>
2010 * config/linux.opt: Put mglibc ahead of muclibc.
2012 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
2013 for duplicate decls.
2015 2009-06-22 Matthias Klose <doko@ubuntu.com>
2017 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
2019 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2022 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
2023 instead of NULL if a parser error occurs.
2025 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2027 * dwarf2out.c (dwarf2_debug_hooks): Initialize
2028 non-DWARF2_DEBUGGING_INFO version.
2030 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
2032 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
2033 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
2035 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
2036 (LIBGCC2_TF_CEXT): Define.
2039 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2042 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
2044 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2046 * config/arm/arm.c (arm_override_options): Disable
2047 -mcaller-super-interworking and -mcallee-super-interworking.
2048 * doc/invoke.texi (ARM Options): Document this.
2050 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
2052 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
2053 * config/arm/constraints.md (j): New constraint for movw operands.
2054 (N): Remove thumb2 meaning.
2055 * config/arm/arm.md (*arm_movw): Delete.
2056 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
2057 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
2058 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
2060 2009-06-22 Martin Jambor <mjambor@suse.cz>
2062 PR tree-optimization/40492
2063 * tree-sra.c (sra_modify_assign): Pass zero offsets to
2064 build_ref_for_offset.
2066 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
2068 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
2069 JUMP_TABLE_DATA_P predicates where applicable.
2070 * auto-inc-dec.c: Ditto.
2071 * builtins.c: Ditto.
2072 * caller-save.c: Ditto.
2074 * cfgcleanup.c: Ditto.
2075 * cfglayout.c: Ditto.
2078 * combine-stack-adj.c: Ditto.
2084 * dwarf2asm.c: Ditto.
2085 * dwarf2out.c: Ditto.
2086 * emit-rtl.c: Ditto.
2092 * function.c: Ditto.
2095 * genpreds.c: Ditto.
2096 * genrecog.c: Ditto.
2098 * ira-costs.c: Ditto.
2099 * ira-lives.c: Ditto.
2102 * lower-subreg.c: Ditto.
2103 * modulo-sched.c: Ditto.
2105 * postreload.c: Ditto.
2106 * print-rtl.c: Ditto.
2115 * sched-vis.c: Ditto.
2117 * sel-sched-ir.c: Ditto.
2118 * simplify-rtx.c: Ditto.
2119 * targhooks.c: Ditto.
2120 * var-tracking.c: Ditto.
2121 * vmsdbgout.c: Ditto.
2123 2009-06-22 Matthias Klose <doko@ubuntu.com>
2125 * Makefile.in (install-plugin): Always use DESTDIR.
2127 2009-06-22 Olivier Hainque <hainque@adacore.com>
2129 * config/pa/pa.c (output_call): Don't optimize post call jumps
2130 into return address adjustments if the call may throw.
2132 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
2134 * arm.c (thumb1_output_casesi): New function.
2135 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
2136 optimizing for size or PIC.
2137 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
2138 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
2139 (casesi): Handle Thumb-1 when optimizing for size or PIC.
2140 (thumb1_casesi_internal_pic): New expand rule.
2141 (thumb1_casesi_dispatch): New pattern.
2142 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
2144 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
2145 in the text seciton when PIC or optimizing for size.
2146 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
2147 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
2148 preservation properties of code.
2149 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
2150 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
2151 (__gnu_thumb1_case_si): New function.
2152 * t-arm (LIB1ASMSRC): Define here.
2153 (LIB1ASMFUNCS): Add some common functions.
2154 * t-arm-elf (LIB1ASMSRC): Delete.
2155 (LIB1ASMFUNCS): Append to existing set.
2156 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2157 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2158 * t-symbian (LIB1ASMFUNCS): Likewise.
2159 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2160 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2162 2009-06-21 Richard Guenther <rguenther@suse.de>
2164 PR tree-optimization/38729
2165 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
2166 to loops with a single exit if -fno-expensive-optimizations.
2168 2009-06-21 Jakub Jelinek <jakub@redhat.com>
2170 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
2171 (dataflow_set): Change vars type from htab_t to shared_hash.
2172 (shared_hash_pool, empty_shared_hash): New variables.
2173 (vars_clear): Removed.
2174 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
2175 shared_hash_find_slot_unshare, shared_hash_find_slot,
2176 shared_hash_find_slot_noinsert, shared_hash_find): New
2178 (shared_hash_unshare, shared_hash_destroy): New functions.
2179 (unshare_variable): Unshare set->vars if shared, use
2181 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
2182 (get_init_value, find_src_set_src, dump_dataflow_set,
2183 clobber_variable_part, emit_notes_for_differences): Use
2185 (dataflow_set_init): Remove second argument, set vars to
2186 empty_shared_hash instead of creating a new htab.
2187 (dataflow_set_clear): Call shared_hash_destroy and set vars
2188 to empty_shared_hash instead of calling vars_clear.
2189 (dataflow_set_copy): Don't call vars_copy, instead just share
2190 the src htab with dst.
2191 (variable_union): Use shared_hash_*, use initially NO_INSERT
2192 lookup if set->vars is shared. Don't keep slot cleared before
2193 calling unshare_variable. Unshare set->vars if needed.
2194 Even ->refcount == 1 vars must be unshared if set->vars is shared
2195 and var needs to be modified.
2196 (variable_canonicalize): New function.
2197 (dataflow_set_union): If dst->vars is empty, just share src->vars
2198 with dst->vars and traverse with variable_canonicalize to canonicalize
2199 and unshare what is needed.
2200 (dataflow_set_different): If old_set and new_set use the same shared
2201 htab, they aren't different. If number of htab elements is different,
2202 htabs are different. Use shared_hash_*.
2203 (dataflow_set_destroy): Call shared_hash_destroy instead of
2205 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
2206 second argument to dataflow_set_init.
2207 (vt_initialize): Likewise. Initialize shared_hash_pool and
2208 empty_shared_hash, move bb in/out initialization afterwards.
2209 Use variable_htab_free instead of NULL as changed_variables del hook.
2210 (variable_was_changed): Change type of second argument to pointer to
2211 dataflow_set. When inserting var into changed_variables, bump
2212 refcount. Unshare set->vars if set is shared htab and slot needs to
2214 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
2215 lookup if set->vars is shared. Unshare set->vars if needed.
2216 Even ->refcount == 1 vars must be unshared if set->vars is shared
2217 and var needs to be modified. Adjust variable_was_changed caller.
2218 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
2219 vars must be unshared if set->vars is shared and var needs to be
2220 modified. Adjust variable_was_changed caller.
2221 (emit_note_insn_var_location): Don't pool_free var.
2222 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
2224 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
2225 free_alloc_pool on shared_hash_pool.
2227 2009-06-20 Anthony Green <green@moxielogic.com>
2229 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
2230 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
2232 2009-06-20 Richard Guenther <rguenther@suse.de>
2234 * tree-ssa-structalias.c (find_func_aliases): For memset use
2235 a constraint from NULL if we memset to zero.
2236 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
2237 we explicitly handle that do not read from memory.
2238 (call_may_clobber_ref_p_1): Properly handle builtins that may
2241 2009-06-20 Richard Guenther <rguenther@suse.de>
2243 PR tree-optimization/40495
2244 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
2245 (new_scalar_tmp_constraint_exp): New function.
2246 (process_constraint): Do not create temporary decls.
2247 (process_all_all_constraints): Likewise.
2248 (handle_const_call): Likewise.
2249 (create_function_info_for): Do not set decl.
2251 2009-06-19 Ian Lance Taylor <iant@google.com>
2253 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
2254 (rs6000_attribute_table): Make static; move before use.
2256 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
2258 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
2259 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
2260 Propagate the TREE_READONLY flag without overwriting it.
2261 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
2262 Propagate the TREE_READONLY flag onto the result.
2263 (process_call_operands): Move around. Use correct constant value.
2265 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2268 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
2269 * config/arm/arm.md: Likewise.
2271 2009-06-19 Ian Lance Taylor <iant@google.com>
2273 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
2274 to GIMPLE_ERROR_MARK.
2276 * c-typeck.c (build_conditional_expr): Add op1_original_type and
2277 op2_original_type parameters. Warn about using different enum types.
2278 * c-parser.c (c_parser_conditional_expression): Pass original
2279 types to build_conditional_expr.
2280 * c-tree.h (build_conditional_expr): Update declaration.
2282 2009-06-19 Ian Lance Taylor <iant@google.com>
2284 * config/i386/i386.c (ix86_function_specific_save): Test that
2285 fields match values, rather than testing the values are in a
2288 2009-06-19 Richard Guenther <rguenther@suse.de>
2290 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
2292 (ptr_derefs_may_alias_p): Likewise.
2293 (ptr_deref_may_alias_ref_p_1): New function.
2294 (ptr_deref_may_alias_ref_p): Likewise.
2295 (ref_maybe_used_by_call_p_1): Handle builtins that are not
2296 covered by looking at the ESCAPED solution.
2297 (call_may_clobber_ref_p_1): Likewise.
2298 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
2299 Handle NULL_TREE offset. Do not produce redundant constraints.
2300 (process_all_all_constraints): New helper function.
2301 (do_structure_copy): Use it.
2302 (handle_lhs_call): Likewise.
2303 (find_func_aliases): Handle some builtins with pointer arguments
2304 and/or return values explicitly.
2306 2009-06-19 Ian Lance Taylor <iant@google.com>
2308 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
2310 2009-06-19 Ian Lance Taylor <iant@google.com>
2312 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
2314 2009-06-19 Ian Lance Taylor <iant@google.com>
2316 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
2317 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
2320 * c-decl.c (finish_decl): If -Wc++-compat, warn about
2321 uninitialized const.
2323 2009-06-19 Ian Lance Taylor <iant@google.com>
2325 * dse.c (struct store_info): Rename bitmap field to bmap. Change
2328 * c-decl.c (in_struct, struct_types): Remove.
2329 (struct c_binding): Add in_struct field.
2330 (c_binding_ptr): Define type, along with VEC.
2331 (struct c_struct_parse_info): Define.
2332 (struct_parse_info): New static variable.
2333 (bind): Initialize in_struct field.
2334 (start_struct): Remove enclosing_in_struct and
2335 enclosing_struct_types parameters. Add
2336 enclosing_struct_parse_info parameter. Change all callers. Set
2337 struct_parse_info rather than in_struct and struct_types.
2338 (grokfield): If -Wc++-compat and there is a symbol binding for the
2339 field name, set the in_struct flag and push it on the
2340 struct_parse_info->fields vector.
2341 (warn_cxx_compat_finish_struct): New static function.
2342 (finish_struct): Remove enclosing_in_struct and
2343 enclosing_struct_types parameters. Add
2344 enclosing_struct_parse_info parameter. Change all callers. Don't
2345 set C_TYPE_DEFINED_IN_STRUCT here. Call
2346 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
2347 parameter. Only push on struct_types if warn_cxx_compat.
2348 (finish_enum): Only push on struct_types if warn_cxx_compat.
2349 (declspecs_add_type): Add loc parameter. Change all callers.
2350 Change all error calls to error_at. Pass loc, not input_location,
2351 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
2352 defined in a struct. If -Wc++-compat and parsing a struct, record
2353 that a typedef name was used.
2354 * c-parser.c (c_parser_declspecs): Get location to pass to
2356 (c_parser_struct_or_union_specifier): Update calls to start_struct
2358 * c-tree.h (struct c_struct_parse_info): Declare.
2359 (finish_struct, start_struct): Update declarations.
2360 (declspecs_add_type): Update declaration.
2362 2009-06-19 Ian Lance Taylor <iant@google.com>
2364 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
2365 variable with an anonymous type.
2367 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2369 * see.c: Remove for real.
2371 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2373 * optabs.h (enum optab_index): Add new OTI_significand.
2374 (significand_optab): Define corresponding macro.
2375 * optabs.c (init_optabs): Initialize significand_optab.
2376 * genopinit.c (optabs): Implement significand_optab using
2377 significand?f2 patterns.
2378 * builtins.c (expand_builtin_mathfn): Handle
2379 BUILT_IN_SIGNIFICAND{,F,L}.
2380 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
2381 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
2383 * config/i386/i386.md (significandxf2, significand<mode>2): New
2384 expanders to implement significandf, significand and significandl
2385 built-ins as inline x87 intrinsics.
2387 2009-06-18 Anatoly Sokolov <aesok@post.ru>
2389 * config/avr/avr.c (avr_override_options): Remove setting value of
2390 PARAM_INLINE_CALL_COST.
2392 2009-06-18 Richard Henderson <rth@redhat.com>
2395 * tree-pass.h (TDF_ASMNAME): New.
2396 * tree-dump.c (dump_options): Add asmname.
2397 * doc/invoke.texi: Document it.
2399 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
2400 (dump_decl_name): ...here.
2401 (dump_function_name): New flags arg; mind TDF_ASMNAME.
2402 (dump_generic_node): Update dump_function_name calls.
2403 (print_call_name): New flags arg; update all dump calls.
2404 * diagnostic.h (print_call_name): Update.
2405 * gimple-pretty-print.c (dump_gimple_call): Update.
2407 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
2410 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
2412 2009-06-18 Diego Novillo <dnovillo@google.com>
2414 * doc/plugins.texi: Document plugin_is_GPL_compatible.
2415 * plugin.c (str_license): Declare.
2416 (try_init_one_plugin): Assert that the symbol
2417 'plugin_is_GPL_compatible' exists.
2419 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
2422 * Makefile.in (OBJS-common): Remove see.o.
2424 * common.opt (fsee): Mark as preserved for backward compatibility.
2425 * opts.c (common_handle_option): Add OPT_fsee to the backward
2426 compatibility section.
2427 * passes.c (init_optimization_passes, pass_see): Remove pass.
2428 * timevar.def (TV_SEE): Remove.
2429 * tree-pass.h (pass_see): Remove declaration.
2430 * doc/invoke.texi (-fsee): Remove documentation.
2432 2009-06-18 Martin Jambor <mjambor@suse.cz>
2434 * tree-sra.c: Include statistics.h
2435 (sra_stats): New variable.
2436 (sra_initialize): Clear sra_stats.
2437 (create_access_replacement): Increment sra_stats.replacements.
2438 (get_access_replacement): Do not return twice.
2439 (analyze_all_variable_accesses): Increment statistics counter by the
2440 number of scalarized aggregates.
2441 (generate_subtree_copies): Increment sra_stats.subtree_copies.
2442 (sra_modify_expr): Increment sra_stats.exprs.
2443 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
2444 (sra_modify_assign): Increment sra_stats.exprs,
2445 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
2446 (perform_intra_sra): Update statistics counters.
2447 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
2449 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2451 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
2452 (arm_scalar_mode_supported_p): New function.
2454 2009-06-18 Paul Brook <paul@codesourcery.com>
2455 Sandra Loosemore <sandra@codesourcery.com>
2457 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
2458 (__extendhfsf2, __truncsfhf2): Define.
2459 * config/arm/fp16.c: New file.
2460 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2461 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2463 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2465 * doc/extend.texi (Half-Precision): New section.
2466 * doc/invoke.texi (Option Summary): List -mfp16-format.
2467 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
2468 * config/arm/arm.opt (mfp16-format=): New.
2469 * config/arm/arm.c: Include intl.h.
2470 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
2471 (TARGET_INVALID_RETURN_TYPE): Redefine.
2472 (TARGET_PROMOTED_TYPE): Redefine.
2473 (TARGET_CONVERT_TO_TYPE): Redefine.
2474 (arm_fp16_format): Define.
2475 (all_fpus): Add entry for neon-fp16.
2476 (fp_model_for_fpu): Likewise.
2477 (struct fp16_format): Declare.
2478 (all_fp16_formats): Define.
2479 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
2481 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
2483 (arm_legitimate_index_p): Treat HFmode like HImode.
2484 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
2485 (coproc_secondary_reload_class): Special-case HFmode.
2486 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
2487 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
2488 (arm_init_fp16_builtins): New.
2489 (arm_init_builtins): Call it.
2490 (arm_invalid_parameter_type): New.
2491 (arm_invalid_return_type): New.
2492 (arm_promoted_type): New.
2493 (arm_convert_to_type).
2494 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
2496 (arm_emit_fp16_const): New function.
2497 (arm_mangle_type): Mangle __fp16 as "Dh".
2498 * config/arm/arm.h (TARGET_VFPD32): Make it know about
2500 (TARGET_NEON_FP16): New.
2501 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
2502 (enum fputype): Add FPUTYPE_NEON_FP16.
2503 (enum arm_fp16_format_type): Declare.
2504 (arm_fp16_format): Declare.
2505 (LARGEST_EXPONENT_IS_NORMAL): Define.
2506 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
2507 * config/arm/arm-modes.def (HFmode): Define.
2508 * config/arm/vfp.md: (*movhf_vfp): New.
2511 * config/arm/arm.md: (fpu): Add neon_fp16.
2512 (floatsihf2, floatdihf2): New.
2513 (fix_trunchfsi2, fix_trunchfdi2): New.
2517 (*arm32_movhf): New.
2518 (*thumb1_movhf): New.
2519 (consttable_2): Add check for HFmode constants.
2520 (consttable_4): Handle HFmode constants.
2522 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
2524 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
2526 2009-06-17 Olivier Hainque <hainque@adacore.com>
2528 * collect2.c (main): Use CONST_CAST2 to perform char ** to
2529 const char ** conversion in AIX specific section.
2531 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
2533 * config/i386/i386.c (ix86_special_builtin_type): Remove
2534 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
2535 (bdesc_special_args): Updated.
2536 (ix86_init_mmx_sse_builtins): Likewise.
2537 (ix86_expand_special_args_builtin): Likewise.
2539 2009-06-17 Richard Henderson <rth@redhat.com>
2541 * tree-pretty-print.c (maybe_dump_asm_name): New.
2542 (dump_decl_name): Use it.
2543 (PRINT_FUNCTION_NAME): Merge into...
2544 (dump_function_name): ... here. Use maybe_dump_asm_name.
2546 2009-06-17 Cary Coutant <ccoutant@google.com>
2548 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
2550 * debug.c (struct gcc_debug_hooks): Change placeholder for
2552 (debug_nothing_int_charstar_int): Replaced by...
2553 (debug_nothing_int_charstar_int_bool): ...this.
2554 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
2555 source_line prototype.
2556 (debug_nothing_int_charstar_int): Replaced by...
2557 (debug_nothing_int_charstar_int_bool): ...this.
2558 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
2559 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
2560 Output is_stmt operand when necessary.
2561 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
2562 (notice_source_line): Add is_stmt parameter.
2563 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
2564 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
2566 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
2567 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
2569 2009-06-17 Ian Lance Taylor <iant@google.com>
2571 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
2573 (struct store_by_pieces_d): Rename from store_by_pieces. Change
2576 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
2578 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
2579 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
2580 tree_strip_sign_nop_conversions and
2581 tree_ssa_strip_useless_type_conversions rather than stripping
2582 the operations here.
2583 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
2585 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
2586 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
2587 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
2588 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
2591 2009-06-17 Michael Eager <eager@eagercon.com>
2593 * config/rs6000/constraints.md (register_constraint "d"): New.
2594 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
2595 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
2596 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
2597 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
2598 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
2599 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
2600 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
2601 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
2602 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
2603 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
2605 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
2606 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
2607 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
2608 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
2609 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2610 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
2611 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
2612 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
2613 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
2614 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
2615 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
2616 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
2617 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
2618 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
2620 2009-06-16 Ian Lance Taylor <iant@google.com>
2622 * profile.c (total_num_never_executed): Don't define.
2623 (compute_branch_probabilities): Don't count or print
2625 (init_branch_prob): Don't set total_num_never_executed.
2626 (end_branch_prob): Don't print total_num_never_executed.
2628 2009-06-17 David Daney <ddaney@caviumnetworks.com>
2630 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
2632 2009-06-17 David Edelsohn <edelsohn@gnu.org>
2634 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
2635 (nabstd2_fpr): Same.
2637 2009-06-17 Steve Ellcey <sje@cup.hp.com>
2639 * expr.c (expand_assignment): Change complex type check.
2641 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
2643 * doc/plugins.texi (Building GCC plugins): Added new section.
2645 2009-06-17 Ian Lance Taylor <iant@google.com>
2647 * c-pch.c (get_ident): Don't set size of templ array.
2648 (pch_init): Don't set size of partial_pch array.
2650 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
2651 string constant to intialize an array whose size is the length of
2654 2009-06-17 Richard Guenther <rguenther@suse.de>
2656 PR tree-optimization/40389
2657 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
2658 to addressable types.
2659 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
2661 2009-06-17 Richard Guenther <rguenther@suse.de>
2664 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
2665 if there is no evolution of left in the loop bail out.
2666 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
2667 chrec_fold_multiply.
2669 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
2670 Janis Johnson <janis187@us.ibm.com>
2673 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
2674 for the symbol ref of a constant that is the source of a move
2675 - nor for any other not-obvious-label-ref constants.
2677 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
2679 * plugin.c (position_pass): Skip newly inserted pass during list
2680 traversal to avoid repeated insertion.
2682 2009-06-16 Ian Lance Taylor <iant@google.com>
2684 * vec.h (VEC_stack_alloc): Define different version if
2685 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
2686 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
2687 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
2688 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2690 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
2692 * config.gcc (extra_headers): Add ia32intrin.h for x86.
2694 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
2695 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
2696 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
2697 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
2698 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
2699 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
2700 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
2701 (bdesc_special_args): Add __builtin_ia32_rdtsc and
2702 __builtin_ia32_rdtscp.
2703 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
2704 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
2705 and __builtin_ia32_rorhi.
2706 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
2707 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
2708 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
2709 (ix86_expand_args_builtin): Likewise.
2710 (ix86_expand_special_args_builtin): Likewise.
2712 * config/i386/i386.md (UNSPECV_RDTSCP): New.
2713 (UNSPECV_RDTSC): Likewise.
2714 (UNSPECV_RDPMC): Likewise.
2715 (*bsr): Renamed to ...
2717 (*bsr_rex64): Renamed to ...
2721 (*rdpmc_rex64): Likewise.
2724 (*rdtsc_rex64): Likewise.
2726 (*rdtscp): Likewise.
2727 (*rdtscp_rex64): Likewise.
2729 * config/i386/ia32intrin.h: New.
2731 * config/i386/x86intrin.h: Include <ia32intrin.h>.
2733 2009-06-16 Ian Lance Taylor <iant@google.com>
2735 * ira-build.c (copy_info_to_removed_store_destinations):
2736 Initialize parent_a.
2738 2009-06-16 Ian Lance Taylor <iant@google.com>
2740 * c-decl.c (grokdeclarator): Change size_varies to bool.
2742 2009-06-16 Ian Lance Taylor <iant@google.com>
2744 * sel-sched.c: Make forward declarations of move_op_hooks and
2745 fur_hooks explicitly extern.
2747 2009-06-16 Ian Lance Taylor <iant@google.com>
2749 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
2750 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
2752 2009-06-16 Ian Lance Taylor <iant@google.com>
2754 * resource.c (mark_referenced_resources): Change
2755 include_delayed_effects parameter to bool. Change all callers.
2756 (mark_end_of_function_resources): Likewise.
2757 * reorg.c (insn_references_resource_p): Likewise.
2758 (insn_sets_resource_p): Likewise.
2759 * resource.h (mark_referenced_resources): Update declaration.
2760 (mark_end_of_function_resources): Update declaration.
2762 2009-06-16 David Edelsohn <edelsohn@gnu.org>
2764 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
2766 2009-06-16 David Edelsohn <edelsohn@gnu.org>
2768 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
2769 GCC can bootstrap on AIX with GNU Binutils 2.20.
2771 2009-06-16 Ian Lance Taylor <iant@google.com>
2773 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
2775 2009-06-16 Ian Lance Taylor <iant@google.com>
2777 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
2778 inline, not extern inline.
2779 (exact_log2): Likewise.
2780 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
2782 (exact_log2): Likewise, but don't test CTZ_HWI.
2784 2009-06-16 Ian Lance Taylor <iant@google.com>
2786 * bitmap.c (bitmap_clear): Don't declare as inline.
2787 * gimple.c (gimplify_assign): Likewise.
2788 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
2789 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
2790 (sched_scan_info): Remove duplicate definition.
2792 2009-06-16 Ian Lance Taylor <iant@google.com>
2794 * c-common.c (skip_evaluation): Don't define.
2795 (c_inhibit_evaluation_warnings): Define global variable.
2796 (overflow_warning): Check c_inhibit_evaluation_warnings rather
2797 than skip_evaluation.
2798 (convert_and_check, warn_for_div_by_zero): Likewise.
2799 * c-common.h (skip_evaluation): Don't declare.
2800 (c_inhibit_evaluation_warnings): Declare.
2801 * c-parser.c (c_parser_typeof_specifier): Set
2802 c_inhibit_evaluation_warnings rather than skip_evaluation.
2803 (c_parser_conditional_expression): Likewise.
2804 (c_parser_binary_expression): Likewise.
2805 (c_parser_sizeof_expression): Likewise.
2806 (c_parser_alignof_expression): Likewise.
2807 * c-typeck.c (build_indirect_ref): Check
2808 c_inhibit_evaluation_warnings rather than skip_evaluation.
2809 (build_conditional_expr, build_binary_op): Likewise.
2811 2009-06-16 Richard Guenther <rguenther@suse.de>
2813 * tree-ssa-alias.c (is_escape_site): Remove.
2814 * tree-ssa-alias.h (enum escape_type): Remove.
2815 (is_escape_site): Likewise.
2816 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
2817 via casts and asms without deferring to is_escape_site.
2819 2009-06-16 Jakub Jelinek <jakub@redhat.com>
2822 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
2823 use gen_lowpart if op0 has complex mode.
2825 2009-06-16 Richard Guenther <rguenther@suse.de>
2827 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
2828 variables add them to ESCAPED.
2829 (find_func_aliases): Do not make all indirectly stored values escaped.
2831 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
2833 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
2836 2009-06-16 Martin Jambor <mjambor@suse.cz>
2838 PR tree-optimization/40432
2839 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
2840 check whether we need to force gimple register operand.
2842 2009-06-16 Martin Jambor <mjambor@suse.cz>
2844 PR tree-optimization/40413
2845 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
2846 build_ref_for_offset.
2847 (propagate_subacesses_accross_link): Fix a typo in a comment.
2849 2009-06-16 Ira Rosen <irar@il.ibm.com>
2851 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2852 with additional parameter.
2853 * tree-vectorizer.h (enum vect_def_type): Add new value
2855 (enum vect_relevant): Add comments.
2856 (vect_is_simple_reduction): Add new argument.
2857 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
2858 Detect nested cycles.
2859 (vect_is_simple_reduction): Update documentation, add an argument to
2860 distinguish inner-loop reduction from nested cycle, detect nested
2861 cycles, fix printings and indentation, don't swap operands in case
2863 (get_initial_def_for_reduction): Handle subtraction.
2864 (vect_create_epilog_for_reduction): Add new argument to specify
2866 (vect_finalize_reduction): Handle subtraction, fix comments.
2867 (vectorizable_reduction): Handle nested cycles. In case of nested
2868 cycle keep track of the reduction variable position. Call
2869 vect_is_simple_reduction with additional parameter. Use original
2870 statement code in reduction epilogue for nested cycle. Call
2871 vect_create_epilog_for_reduction with additional parameter.
2872 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
2873 inner-loop vectorization.
2874 (vect_recog_widen_sum_pattern): Likewise.
2875 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
2877 (vect_mark_stmts_to_be_vectorized): Likewise.
2878 (vect_get_vec_def_for_operand): Handle nested cycles.
2880 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2882 * doc/invoke.texi (Debugging Options): Fix option index entries
2883 for -fdump-statistics, -frandom-seed add entries for
2884 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
2885 (FRV Options): Fix entries for -mTLS, -mtls.
2886 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
2887 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
2888 (M68hc1x Options): Fix @itemx for -mnominmax.
2889 (MCore Options): Fix entry for -mno-lsim.
2890 (MMIX Options): Fix entry for -mabi=mmixware.
2891 (PDP-11 Options): Fix entry for -mbcopy-builtin.
2893 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
2895 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
2896 Mention the plugin mode of gengtype.
2897 * doc/gty.texi (Source Files Containing Type Information): Likewise.
2898 * gengtype.c: Updated copyright.
2899 (plugin_files, nb_plugin_files) Added new static variables.
2900 (measure_input_list) Care about plugin_files.
2901 (write_rtx_next): Added early return in plugin mode.
2902 (create_file): Updated copyright year in generated file. Added
2904 (oprintf): Added early return if NULL outf.
2905 (get_output_file_with_visibility): Care of plugin_files.
2906 (get_output_file_name): May return null.
2907 (write_local): Added early return.
2908 (put_mangled_filename): Ditto.
2909 (finish_root_table): Added check for base_files.
2910 (write_roots): Care about null when plugins.
2911 (main): Added plugin mode.
2913 2009-06-15 Ian Lance Taylor <iant@google.com>
2915 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
2916 * gcov.c (read_count_file): Add braces around variables declared
2919 * c.opt (Wjump-misses-init): New warning.
2920 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
2921 -Wall and -Wc++-compat if not already set.
2922 (c_common_post_options): Clear warn_jump_misses_init if it was not
2924 * c-decl.c (struct c_binding): Change type field to a union with
2925 new label field. Make it the first field in the struct. Update
2926 references to type to use u.type instead.
2927 (struct c_spot_bindings): Define.
2928 (struct c_goto_bindings): Define.
2929 (c_goto_bindings_p): Define, along with VECs.
2930 (struct c_label_vars): Define.
2931 (struct c_scope): Add has_label_bindings field.
2932 (bind_label, set_spot_bindings): New static functions.
2933 (decl_jump_unsafe, update_spot_bindings): New static functions.
2934 (update_label_decls): New static function.
2935 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
2936 Update binding u.label field to shadowed field.
2937 (c_binding_start_stmt_expr): New function.
2938 (c_binding_end_stmt_expr): New function.
2939 (pushdecl): Don't call c_begin_vm_scope.
2940 (make_label): Add defining and p_label_vars parameters. Change
2942 (lookup_label): Correct test for whether a label has not yet been
2943 defined. Call bind_label rather than bind.
2944 (warn_about_goto): New static function.
2945 (lookup_label_for_goto): New function.
2946 (declare_label): Call bind_label rather than bind.
2947 (check_earlier_gotos): New static function.
2948 (define_label): Don't give errors about jumping into statement
2949 expressions or scopes of variably modified types. Call
2950 set_spot_bindings and check_earlier_gotos. Call bind_label
2951 instead of bind. Don't set label_context_stack_se or
2952 label_context_stack_vm.
2953 (c_get_switch_bindings): New function.
2954 (c_release_switch_bindings): New function.
2955 (c_check_switch_jump_warnings): New function.
2956 (start_function): Don't set label_context_stack_se or
2957 label_context_stack_vm.
2958 (finish_function): Likewise.
2959 * c-typeck.c (label_context_stack_se): Don't define.
2960 (label_context_stack_vm): Don't define.
2961 (c_finish_goto_label): Call lookup_label_for_goto rather than
2962 lookup_label. Don't give errors about jumping into a statement
2963 expression or the scope of a variably modified type. Don't set
2964 label_context_stack_se or label_context_stack_vm.
2965 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
2966 fields. Add bindings field.
2967 (c_start_case): Don't set deleted fields. Set bindings field.
2968 (do_case): Rework order of tests. Don't check blocked_stmt_expr
2969 or blocked_vm. Call c_check_switch_jump_warnings.
2970 (c_finish_case): Don't test blocked_stmt_expr field. Call
2971 c_release_switch_bindings.
2972 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
2973 c_switch_stack. Don't walk label_context_stack_se labels. Don't
2974 set label_context_stack_se. Call c_bindings_start_stmt_expr.
2975 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
2976 c_switch_stack. Don't walk label_context_stack_se labels. Don't
2977 set label_context_stack_se. Call c_bindings_end_stmt_expr.
2978 (c_begin_vm_scope, c_end_vm_scope): Don't define.
2979 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
2980 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
2981 (C_DECL_UNJUMPABLE_VM): Don't define.
2982 (C_DECL_UNDEFINABLE_VM): Don't define.
2983 (struct c_label_list): Don't define.
2984 (struct c_label_context_se): Don't define.
2985 (struct c_label_context_vm): Don't define.
2986 (struct c_spot_bindings): Declare.
2987 (c_bindings_start_stmt_expr): Declare.
2988 (c_bindings_end_stmt_expr): Declare.
2989 (lookup_label_for_goto): Declare.
2990 (c_get_switch_bindings, c_release_switch_bindings): Declare.
2991 (c_check_switch_jump_warnings): Declare.
2992 (label_context_stack_se, label_context_stack_vm): Don't declare.
2993 (c_finish_goto_label): Update declaration.
2994 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
2995 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
2996 (Warning Options): Document -Wjump-misses-init.
2998 2009-06-15 Jakub Jelinek <jakub@redhat.com>
3000 * tree-object-size.c (addr_object_size): Fix a pasto in the last
3003 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3005 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
3007 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3009 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
3011 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3013 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
3015 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3017 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
3018 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
3019 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
3020 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
3021 * dwarf2asm.c (dw2_force_const_mem): Update call to
3023 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
3024 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
3025 * langhooks.c (lhd_comdat_group): Remove.
3026 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
3027 * tree.h (DECL_COMDAT_GROUP): New.
3028 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
3029 (tree_decl_with_vis): Add comdat_group. Remove one_only.
3030 (make_decl_one_only): Change signature.
3031 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
3033 (make_decl_one_only): Change signature.
3034 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
3036 2009-06-15 Richard Guenther <rguenther@suse.de>
3039 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
3041 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3043 * tree-ssa-math-opts.c: Remove extra divide.
3045 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3047 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
3049 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3051 * passes.c: Add bswap pass.
3052 * tree-pass.h: Add pass_optimize_bswap declaration.
3053 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
3054 Include rtl.h, expr.h and optabs.h for optab_handler check.
3055 (struct symbolic_number, pass_optimize_bswap): New definition.
3056 (do_shift_rotate, verify_symbolic_number_p): New functions.
3057 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
3058 (gate_optimize_bswap): New function.
3059 * tree.c (widest_int_cst_value): New function.
3060 * tree.h (widest_int_cst_value): Prototype added.
3062 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
3064 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
3065 REG_EQUAL/REG_EQUIV notes.
3067 2009-06-14 Richard Guenther <rguenther@suse.de>
3070 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
3071 has its address taken if NRV was applied and it is addressable.
3072 * tree-ssa-structalias.c (get_constraint_for_address_of): New
3073 function split out from ...
3074 (get_constraint_for_1): ... here.
3075 (handle_rhs_call): Use it to mark the return slot escaped if
3076 it is addressable and NRV was applied.
3078 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3080 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
3081 Change first argument type to location_t.
3082 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
3083 Do not set input_location.
3084 Use loc instead of input_location throughout.
3086 2009-06-13 Richard Guenther <rguenther@suse.de>
3088 PR tree-optimization/40421
3089 * tree-predcom.c (should_unroll_loop_p): Remove.
3090 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
3092 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3094 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3095 Add location argument.
3097 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3099 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
3101 * config/s390/s390.c (s390_build_builtin_va_list): Same.
3102 (s390_gimplify_va_arg): Pass location to create_artificial_label.
3103 * config/spu/spu-protos.h: Add location to
3104 spu_resolve_overloaded_builtin.
3105 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
3106 spu_build_builtin_va_list.
3107 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
3108 argument. Pass location to build_function_call_vec.
3109 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
3111 (emit_fpu_switch): Same.
3112 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
3113 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
3114 to build_decl and create_artificial_label.
3115 (xtensa_gimplify_va_arg_expr): Same.
3116 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
3117 (xstormy16_gimplify_va_arg_expr): Same.
3118 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
3119 * config/arm/arm.c (arm_build_builtin_va_list): Same.
3120 * config/mips/mips.c (mips_build_builtin_va_list): Same.
3121 (mips16_build_function_stub): Same.
3122 (mips16_build_call_stub): Same.
3124 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
3127 * arm/constraints.md (Pa, Pb): New constraints.
3128 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
3129 split pattern to deal with them.
3131 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
3133 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
3134 fix index entry for -Xpreprocessor.
3136 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3138 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3139 Add location argument to build_decl call.
3140 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
3141 (rs6000_init_builtins): Same.
3142 (spe_init_builtins): Same.
3143 (rs6000_gimplify_va_arg): Add location argument to
3144 create_artificial_label call.
3146 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
3148 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
3149 * combine-stack-adj.c (pass_stack_adjustments): Use it.
3150 * Makefile.in: Fix GGC dependency for gcse.o.
3152 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3154 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
3155 * gimple-pretty-print.c (dump_gimple_stmt): Same.
3156 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
3158 * c-parser.c (c_parser_binary_expression): Use current column while
3159 building binary operations.
3160 * common.opt (fshow-column): Enable by default.
3161 * tree-vrp.c (check_array_ref): Use warning_at.
3162 (check_array_bounds): Use location from call back if expr has no
3164 * tree.h: Add location argument to maybe_fold_*.
3165 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
3166 (maybe_fold_offset_to_array_ref): Add location argument and use it.
3167 (maybe_fold_offset_to_component_ref): Same.
3168 (maybe_fold_offset_to_reference): Same.
3169 (maybe_fold_offset_to_address): Same.
3170 (maybe_fold_stmt_indirect): Same.
3171 (maybe_fold_stmt_addition): Same.
3172 (fold_stmt_r): Pass location to maybe_fold_*.
3173 (fold_gimple_assign): Same.
3174 * c-tree.h: Add location argument to finish_decl,
3175 default_function_array_conversion, store_init_value.
3176 * c-decl.c (define_label): Use error_at.
3177 (c_make_fname_decl): Pass location to finish_decl.
3178 (finish_decl): New location argument.
3179 (build_compound_literal): Pass location to store_init_value.
3180 (grokdeclarator): Pass location to finish_decl.
3182 * c-typeck.c (array_to_pointer_conversion): New location argument.
3183 (function_to_pointer_conversion): Same.
3184 (default_function_array_conversion): Same.
3185 (parser_build_unary_op): Pass location to overflow_warning.
3186 (parser_build_binary_op): Same. Use warning_at.
3187 (build_unary_op): Pass location to array_to_pointer_conversion.
3188 (build_c_cast): Pass location to digest_init.
3189 (build_modify_expr): New location argument.
3190 (convert_for_assignment): Same.
3191 (store_init_value): Same.
3192 (digest_init): Same.
3193 (output_init_element): Pass location to digest_init and
3194 array_to_pointer_conversion.
3195 (c_finish_return): Pass location to convert_for_assignment.
3196 * gimplify.c (gimplify_conversion): Pass location to
3197 maybe_fold_offset_to_address.
3198 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
3199 to maybe_fold_stmt_addition.
3200 * c-omp.c (c_finish_omp_atomic): Pass new location to
3202 (c_finish_omp_for): Same.
3203 * c-common.c (overflow_warning): New argument.
3204 * c-common.h: New argument to build_modify_expr, overflow_warning.
3205 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
3207 (c_parser_initializer): Pass location to
3208 default_function_array_conversion.
3209 (c_parser_initelt): Same.
3210 (c_parser_initval): Same.
3211 (c_parser_asm_operands): Same.
3212 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
3213 (c_parser_conditional_expression): Same.
3214 (c_parser_binary_expression): Add location info to stack. Use it.
3215 (c_parser_unary_expression): Pass location to
3216 default_function_array_conversion, parser_build_unary_op,
3217 build_indirect_ref, c_parser_postfix_expression_after_primary.
3218 (c_parser_postfix_expression_after_primary): New location argument.
3220 (c_parser_expression_conv): Pass location to
3221 default_function_array_conversion.
3222 (c_parser_expr_list): Same.
3223 (c_parser_omp_atomic): Same.
3224 (c_parser_omp_for_loop): Same.
3225 * c-tree.h: (struct c_declarator): Add comment to id_loc.
3226 (build_array_declarator): New argument.
3227 * c-decl.c (build_array_declarator): Add location argument.
3228 (grokdeclarator): Set id_loc for cdk_array.
3229 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
3230 build_array_declarator.
3231 * tree.c (build_omp_clause): Add location argument.
3232 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
3233 (OMP_CLAUSE_LOCATION): New macro.
3234 (struct tree_omp_clause): Add location field.
3235 (build_omp_clause): Add argument.
3236 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
3237 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
3239 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
3240 (cp_parser_omp_clause_collapse): Same.
3241 (cp_parser_omp_clause_default): Same.
3242 (cp_parser_omp_clause_if): Same.
3243 (cp_parser_omp_clause_nowait): Same.
3244 (cp_parser_omp_clause_num_threads): Same.
3245 (cp_parser_omp_clause_ordered): Same.
3246 (cp_parser_omp_clause_schedule): Same.
3247 (cp_parser_omp_clause_untied): Same.
3248 (cp_parser_omp_for_loop): Same.
3249 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3250 * c-tree.h (c_start_case): Add location argument.
3251 (c_process_expr_stmt): Same.
3252 (c_finish_goto_*): Same.
3253 * tree-parloops.c (initialize_reductions): Pass location to
3255 (create_parallel_loop): Same.
3256 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
3257 (gfc_trans_omp_reduction_list): Same.
3258 (gfc_trans_omp_clauses): Same.
3259 (gfc_trans_omp_do): Same.
3260 * c-typeck.c (c_finish_goto_label): Same.
3261 (c_finish_goto_ptr): New location argument.
3262 (c_start_case): Same.
3263 (emit_side_effect_warnings): Same.
3264 (c_process_expr_stmt): Same.
3265 (c_finish_stmt_expr): Same.
3266 (c_finish_omp_clauses): Use error_at instead of error.
3267 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
3269 * c-omp.c (c_split_parallel_clauses): New location argument.
3270 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
3271 to build_omp_clause.
3272 (convert_local_reference_stmt): Same.
3273 (convert_gimple_call): Same.
3274 * c-common.h (c_split_parallel_clauses): New argument.
3275 * c-parser.c (c_parser_statement_after_labels): Pass location to
3276 c_finish_goto_label.
3277 (c_parser_switch_statement): Pass location to c_start_case.
3278 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
3279 and c_process_expr_stmt.
3280 (c_parser_omp_variable_list): Add location argument.
3281 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
3282 (c_parser_omp_clause_default): Same.
3283 (c_parser_omp_clause_if): Same.
3284 (c_parser_omp_clause_num_threads): Same.
3285 (-c_parser_omp_clause_ordered): Same.
3286 (c_parser_omp_clause_reduction): Pass location to
3287 c_parser_omp_variable_list.
3288 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
3289 (c_parser_omp_clause_untied): Same.
3290 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
3291 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3293 * c-tree.h (check_for_loop_decls, undeclared_variable,
3294 build_component_ref, build_array_ref, build_external_ref,
3295 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
3296 build_conditional_expr, build_compound_expr, c_cast_expr,
3297 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
3298 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
3300 * c-semantics.c (build_stmt): Same.
3301 (build_case_label): Same.
3302 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
3303 (undeclared_variable): New argument.
3305 (lookup_label): Pass location on down.
3306 (define_label): Same.
3307 (finish_decl): Same.
3308 (build_compound_literal): Same.
3309 (finish_struct): Same.
3310 (finish_function): Do not set location here.
3311 (check_for_loop_decls): New argument.
3312 * tree.c (save_expr): Set location.
3313 (build_empty_stmt): New argument.
3314 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
3315 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
3316 * builtins.c (gimplify_va_arg_expr): Use locations.
3317 (expand_builtin_sync_operation): Same.
3318 * c-typeck.c (build_component_ref): New argument.
3319 (build_array_ref): Same.
3320 (build_external_ref): Same.
3321 (c_expr_sizeof_expr): Same.
3322 (c_expr_sizeof_type): Same.
3323 (parser_build_unary_op): Same.
3324 (build_conditional_expr): Same.
3325 (build_compound_expr): Pass location on down.
3326 (build_compound_expr): New argument.
3327 (build_c_cast): Same.
3328 (c_cast_expr): Same.
3329 (build_asm_expr): Same.
3330 (c_finish_return): Same.
3331 (c_process_expr_stmt): Pass location on down.
3332 (c_finish_stmt_expr): New argument.
3333 (push_clenaup): Same.
3334 (c_finish_omp_parallel): Same.
3335 (c_finish_omp_task): Same.
3336 * gimplify.c (gimplify_call_expr): Pass location on down.
3337 * c-omp.c (c_finish_omp_master): New argument.
3338 (c_finish_omp_critical): Same.
3339 (c_finish_omp_ordered): Same.
3340 (c_finish_omp_barrier): Same.
3341 (-c_finish_omp_taskwait): Same.
3342 (c_finish_omp_atomic): Same.
3343 (c_finish_omp_flush): Same.
3344 * tree-inline.c (copy_tree_body_r): Pass location on down.
3345 (inline_forbidden_p): Remove use of input_location.
3346 * c-gimplify.c (c_build_bind_expr): New argument.
3347 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
3348 (c_sizeof_or_alignof_type): New argument.
3349 (c_alignof_expr): Same.
3350 (build_va_arg): Same.
3351 (c_add_case_label): Same.
3352 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
3353 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
3354 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
3355 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
3356 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
3357 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
3359 * stub-objc.c (objc_build_selector_expr): Same.
3360 (objc_build_throw_stmt): Same.
3361 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
3362 (c_parser_initelt): Same.
3363 (c_parser_compound_statement): Same.
3364 (c_parser_compound_statement_nostart): Same.
3365 (c_parser_label): Same.
3366 (c_parser_statement_after_labels): Same.
3367 (c_parser_if_body): Same.
3368 (c_parser_else_body): Same.
3369 (c_parser_if_statement): Same.
3370 (c_parser_switch_statement): Same.
3371 (c_parser_while_statement): Same.
3372 (c_parser_do_statement): Same.
3373 (c_parser_for_statement): Same.
3374 (c_parser_asm_statement): Same.
3375 (c_parser_conditional_expression): Same.
3376 (c_parser_binary_expression): Same.
3377 (c_parser_cast_expression): Same.
3378 (c_parser_unary_expression): Same.
3379 (c_parser_sizeof_expression): Same.
3380 (c_parser_alignof_expression): Same.
3381 (c_parser_postfix_expression): Same.
3382 (c_parser_expression): Same.
3383 (c_parser_objc_receiver): Same.
3384 (c_parser_omp_variable_list): Same.
3385 (c_parser_omp_structured_block): Same.
3386 (c_parser_omp_atomic): New argument.
3387 (c_parser_omp_barrier): Same.
3388 (c_parser_omp_critical): Same.
3389 (c_parser_omp_flush): Pass location on down.
3390 (c_parser_omp_for_loop): New argument.
3391 (c_parser_omp_for): Same.
3392 (c_parser_omp_master): Same.
3393 (c_parser_omp_ordered): Same.
3394 (c_parser_omp_sections_scope): Same.
3395 (c_parser_omp_sections): Same.
3396 (c_parser_omp_parallel): Same.
3397 (c_parser_omp_single): Same.
3398 (c_parser_omp_task): Same.
3399 (c_parser_omp_taskwait): Pass location on down.
3400 (c_parser_omp_construct): Same.
3401 (c_parser_omp_threadprivate): Same.
3402 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
3403 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
3404 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
3405 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
3406 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
3407 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
3408 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
3409 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
3410 config/i386/i386.c, stmt.c:
3411 Add location argument to the following function definitions and/or
3412 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
3413 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
3414 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
3415 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
3416 do_case, c_finish_bc_stmt, build_compound_literal,
3417 build_function_call.
3418 * c-decl.c (build_compound_literal): Add location argument.
3419 Make all diagnostic calls use location.
3420 (start_struct): Same.
3421 (finish_struct): Same.
3423 (build_enumerator): Same.
3424 (start_function): Same.
3425 (grokdeclarator): Make all diagnostic calls use location.
3426 (store_parm_decls_oldstyle): Same.
3427 * c-typeck.c (build_function_call): Add location argument.
3428 Make all diagnostic calls use location.
3430 (c_finish_bc_stmt): Same.
3431 * tree-nested.c (get_trampoline_type): Add argument.
3432 Pass location to build_decl.
3433 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
3434 * rtl.h (RTL_LOCATION): New.
3435 * c-common.c (c_add_case_label): Add location argument.
3436 Make all diagnostic calls use location.
3437 * c-common.h: Add location argument to make_fname_decl, do_case,
3438 c_add_case_label, build_function_call, resolve_overloaded_builtin.
3439 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
3440 Set it appropriately for every case. Pass enum_loc to start_enum
3441 call. Pass value_loc first to build_enumerator. Pass enum_loc to
3443 (c_parser_struct_or_union_specifier): Save location. Use it for
3444 start_struct, finish_struct, and parser_xref_tag.
3446 2009-06-12 Ian Lance Taylor <iant@google.com>
3448 * fold-const.c (fold_unary): Rename local variable and to and_expr.
3450 * c-opts.c (c_common_handle_option): For -Wc++-compat set
3451 cpp_opts->warn_cxx_operator_names.
3453 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3456 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
3457 is returns NULL and OP is a VCE, look through the VCE.
3459 2009-06-12 Ian Lance Taylor <iant@google.com>
3462 * collect2.c (main): Use CONST_CAST2 in code inside #if
3463 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
3465 2009-06-12 Joey Ye <joey.ye@intel.com>
3468 * cfgexpand.c (get_decl_align_unit): Update
3469 max_used_stack_slot_alignment with align instead of
3470 stack_alignment_needed.
3472 * function.c (assign_stack_local_1): Update
3473 max_used_stack_slot_alignment with alignment_in_bits instead
3474 of stack_alignment_needed.
3475 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
3478 2009-06-12 Jakub Jelinek <jakub@redhat.com>
3480 * dwarf2out.c (last_var_location_insn): New variable.
3481 (dwarf2out_end_epilogue): Clear last_var_location_insn.
3482 (dwarf2out_var_location): Don't record anything after last real
3483 insn. Only change labels if there were any real instructions
3484 in between last note and this one, or if changed sections.
3486 2009-06-11 Richard Henderson <rth@redhat.com>
3488 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
3489 note when storing the frame pointer in a register.
3490 (FRP): Don't redefine to nothing for epilogue.
3491 (alpha_expand_epilogue): Mark register and sp restores.
3492 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
3494 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
3495 when gen_lowpart is needed.
3497 2009-06-11 Richard Henderson <rth@redhat.com>
3499 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
3501 * dwarf2out.c (need_data_align_sf_opcode): New.
3502 (div_data_align): Move earlier.
3503 (def_cfa_1, reg_save): Use it.
3505 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
3507 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
3508 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
3509 (ix86_handle_option): Handle OPT_mcrc32.
3510 (ix86_target_string): Add -mcrc32.
3511 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
3513 * config/i386/i386.h (TARGET_CRC32): New.
3515 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
3516 (sse4_2_crc32di): Likewise.
3518 * config/i386/i386.opt (mcrc32): New.
3520 * doc/invoke.texi: Document -mcrc32.
3522 2009-06-11 Richard Henderson <rth@redhat.com>
3524 * common.opt (gdwarf-): Accept a version number.
3525 * doc/invoke.texi (gdwarf-): Update docs.
3526 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
3527 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
3528 version level, and record it.
3530 * dwarf2.h (DW_CIE_VERSION): Remove.
3531 * dwarf2out.c (DWARF_VERSION): Remove.
3532 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
3533 (output_call_frame_info): Use CIE version 3 for dwarf3,
3534 or if the return register column is out of range for version 1.
3535 (dwarf_stack_op_name): Add all dwarf3 values.
3536 (DEBUG_PUBTYPES_SECTION): New.
3537 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
3538 encoding change for dwarf3.
3539 (output_die) [dw_val_class_die_ref]: Likewise.
3540 (output_compilation_unit_header): Emit correct version for dwarf3.
3541 (output_line_info): Likewise.
3542 (output_pubnames): Update for DWARF_VERSION removal.
3543 (output_aranges): Likewise.
3544 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
3545 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
3546 (dwarf2out_finish): Likewise.
3548 2009-06-11 David Daney <ddaney@caviumnetworks.com>
3550 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
3553 2009-06-11 David Daney <ddaney@caviumnetworks.com>
3556 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
3557 * builtins.c (expand_builtin_unreachable): New function.
3558 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
3559 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
3560 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
3562 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
3563 searching for missing barriers.
3565 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3567 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
3568 when -fprofile-generate* was passed.
3569 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
3571 2009-06-11 Anthony Green <green@moxielogic.com>
3573 * config/moxie/moxie.md: Define length attribute for all instructions.
3575 (*b<cond:code>): Support limited branch ranges for new PC-relative
3576 branch instructions.
3577 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
3579 2009-06-11 Jakub Jelinek <jakub@redhat.com>
3581 * config/i386/i386.c (min_insn_size): Use get_attr_length
3582 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
3585 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
3586 instead of emit_insn_before.
3588 2009-06-10 Ian Lance Taylor <iant@google.com>
3591 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
3594 2009-06-10 Revital Eres <eres@il.ibm.com>
3596 * passes.c (init_optimization_passes): Reschedule
3597 predictive-commoning pass before complete unroll pass.
3599 2009-06-10 Martin Jambor <mjambor@suse.cz>
3601 * cgraph.c (cgraph_node_can_be_local_p): New function.
3602 (cgraph_make_node_local): New function.
3603 * cgraph.h (cgraph_node_can_be_local_p): Declare.
3604 (cgraph_make_node_local): Declare.
3606 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
3608 * tree.h (tree_base): Add packed_flag and user_align fields.
3609 Decrease size of spare field.
3610 (TYPE_USER_ALIGN): Use user_align from tree_base.
3611 (DECL_USER_ALIGN): Likewise.
3612 (TYPE_PACKED): Use packed_flag from tree_base.
3613 (DECL_PACKED): Likewise.
3614 (tree_type): Delete packed_flag and user_align fields. Widen
3615 precision field. Widen mode field and shuffle fields to align
3616 mode on an 8-bit boundary.
3617 (tree_decl_common): Delete decl_flag_1 and user_align fields.
3618 Renumber decl_flag_* fields. Fix comments. Widen
3619 decl_common_unused field.
3620 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
3621 (DECL_EXTERNAL): Likewise.
3622 (DECL_BIT_FIELD): Likewise.
3623 (DECL_NONADDRESSABLE_P): Likewise.
3624 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
3625 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
3627 2009-06-10 Ian Lance Taylor <iant@google.com>
3629 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
3630 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
3631 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
3632 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
3633 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
3634 DEF_VEC_ALLOC_FUNC_P.
3635 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
3636 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
3637 DEF_VEC_ALLOC_FUNC_O.
3638 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
3639 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
3640 DEF_VEC_ALLOC_FUNC_I.
3641 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
3642 (vec_stack_p_reserve_exact_1): Declare.
3643 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
3644 (vec_stack_free): Declare.
3645 (VEC_stack_alloc): Define.
3646 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
3647 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
3648 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
3649 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
3651 (stack_vecs): New static variable.
3652 (vec_stack_p_reserve_exact_1): New function.
3653 (vec_stack_o_reserve_1): New static function.
3654 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
3655 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
3656 (vec_stack_free): New function.
3657 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
3658 (VEC_df_ref_stack_alloc): Define.
3659 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
3660 DEF_VEC_ALLOC_P_STACK.
3661 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
3662 (struct df_collection_rec): Change _vec fields to VEC. Remove
3664 (df_free_collection_rec): Adjust for new fields.
3665 (df_insn_rescan): Use new df_collection_rec fields.
3666 (df_notes_rescan, df_canonize_collection_rec): Likewise.
3667 (df_ref_create_structure, df_ref_record): Likewise.
3668 (df_get_conditional_uses, df_get_call_refs): Likewise.
3669 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
3670 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
3671 (df_record_exit_block_uses, df_bb_verify): Likewise.
3672 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
3673 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
3674 Remove count parameter. Change return type to void. Change all
3676 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
3677 Remove count parameter. Change return type to void. Change all
3679 (df_install_refs): Change old_vec parameter to VEC. Remove count
3680 parameter. Change all callers.
3681 (df_install_mws): Change old_vec parameter to VEC. Remove count
3682 parameter. Change all callers.
3683 (df_refs_verify): Change new_rec parameter to VEC. Change call
3685 (df_mws_verify): Likewise.
3687 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
3689 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
3691 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
3693 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
3695 2009-06-10 Anthony Green <green@moxielogic.com>
3697 * config/moxie/crti.asm: New file.
3698 * config/moxie/crtn.asm: New file.
3699 * config/moxie/moxie.c: New file.
3700 * config/moxie/moxie.h: New file.
3701 * config/moxie/sfp-machine.h: New file.
3702 * config/moxie/moxie-protos.h: New file.
3703 * config/moxie/t-moxie: Created.
3704 * config/moxie/t-moxie-softfp: Created.
3705 * config/moxie/moxie.md: Created.
3706 * config/moxie/constraints.md: Created.
3707 * config.gcc: Add moxie support.
3708 * doc/md.texi (Machine Constraints): Add moxie constraints.
3709 * doc/contrib.texi (Contributors): Mention moxie port.
3710 * doc/install.texi (Specific): Mention the moxie port.
3712 2009-06-09 Ian Lance Taylor <iant@google.com>
3714 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
3716 * optabs.c (optab_table): Only use designated initializers if
3717 HAVE_DESIGNATED_INITIALIZERS is defined.
3718 (convert_optab_table): Likewise.
3719 (init_optabs): Always call init_insn_codes if
3720 HAVE_DESIGNATED_INITIALIZERS is not defined.
3722 2009-06-09 Ian Lance Taylor <iant@google.com>
3724 * targhooks.c (default_builtin_vectorized_function): Change fn
3725 parameter to unsigned int.
3726 (default_builtin_vectorized_conversion): Change code parameter to
3728 (default_builtin_reciprocal): Change fn parameter to unsigned int.
3729 * targhooks.h: Update declarations.
3730 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
3731 parameter to unsigned int.
3733 * c-typeck.c (comptypes_check_enum_int): New static function.
3734 (comptypes_internal): Add enum_and_int_p parameter. Change all
3736 (comp_target_types): Add location parameter. Change all callers.
3737 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
3739 (function_types_compatible_p, type_lists_compatible_p): Likewise.
3740 (build_conditional_expr): Add colon_loc parameter. Change all
3742 (convert_for_assignment): Add location parameter. Change all callers.
3743 * c-parser.c (c_parser_conditional_expression): Pass location of
3744 colon to build_conditional_expr.
3745 * c-tree.h (build_conditional_expr): Update declaration.
3747 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
3749 * graphite.c: Revert previous patch.
3751 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
3754 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
3756 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
3758 * tree-ssa-loop-prefetch.c
3759 (loop_prefetch_arrays): Fixed a portability problem in printf format
3762 2009-06-09 Martin Jambor <mjambor@suse.cz>
3764 PR tree-optimization/40351
3765 * tree-sra.c (propagate_subacesses_accross_link): Check that a
3766 refrence to a potential artifical subaccess can be constructed.
3768 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3770 * config/sh/sh-protos.h (sh_optimization_options): Declare.
3771 (sh_override_options): Likewise.
3772 * config/sh/sh.c: Include params.h.
3773 (sh_optimization_options): New.
3774 (sh_override_options): Likewise.
3775 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
3776 (OVERRIDE_OPTIONS): Use sh_override_options.
3778 2009-06-08 Jakub Jelinek <jakub@redhat.com>
3780 * dwarf2out.c (emit_cfa_remember): New variable.
3781 (add_fde_cfi): If emit_cfa_remember, recurse to add
3782 DW_CFA_remember_state first.
3783 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
3784 instead just set emit_cfa_remember.
3786 2009-06-08 Jan Hubicka <jh@suse.cz>
3789 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
3791 2009-06-08 Jan Hubicka <jh@suse.cz>
3794 * cgraphunit.c (save_inline_function_body): Do not copy transform
3795 hooks for saved inline bodies.
3796 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
3799 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
3801 * jump.c (returnjump_p): Handle delayed branches. Add missing
3804 2009-06-08 Jan Hubicka <jh@suse.cz>
3807 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
3808 original node might've been modified.
3809 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
3811 2009-06-08 Jakub Jelinek <jakub@redhat.com>
3813 * tree-object-size.c (addr_object_size): Add OSI argument.
3814 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
3815 (compute_builtin_object_size, expr_object_size): Adjust callers.
3816 (plus_stmt_object_size): Call addr_object_size instead of
3817 compute_builtin_object_size.
3819 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
3820 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3822 * tree-ssa-loop-prefetch.c
3823 (gather_memory_references): Introduced a counter for the number of
3825 (anything_to_prefetch_p): Introduced a counter for the number of
3827 (is_loop_prefetching_profitable): New function with a cost model
3829 (loop_prefetch_arrays): Use the new cost model to determine if
3830 prefetching is profitable.
3831 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
3832 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3833 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
3834 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3835 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
3836 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3838 2009-06-08 Michael Matz <matz@suse.de>
3841 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
3842 partitions use the same.
3843 (expand_one_var): Deal with DECL_RTL sometimes begin set also
3844 for basevars of SSA_NAMEs.
3845 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
3846 to not expand them twice.
3847 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
3850 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
3852 * common.opt (fcompare-debug=, fcompare-debug-second): New.
3853 (fdump-final-insns=, gtoggle): New.
3854 * doc/invoke.texi: Document them.
3855 * final.c (rest_of_clean_state): Dump final insn stream.
3856 * gcc.c (invoke_as): Hook in -fcompare-debug.
3857 (static_spec_functions): Add compare-debug-dump-opt,
3858 compare-debug-self-opt and compare-debug-auxbase-opt.
3859 (compare_debug, compare_debug_second, compare_debug_opt): New.
3860 (switches_debug_check, n_switches_debug_check): New.
3861 (debug_auxbase_opt, debug_check_temp_file): New.
3862 (process_command): Handle -fno-compare-debug, -fcompare-debug and
3864 (do_self_spec): Handle arguments after switches.
3865 (do_spec_1): Add .gk extension to temp file basenames for compare.
3866 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
3867 (cc1_options): Use it instead of normal auxbase computation for
3868 the second compare-debug compilation.
3869 (compare_files): New.
3870 (main): Set up and implement compare debug mode.
3871 (compare_debug_dump_opt_spec_function): New.
3872 (compare_debug_self_opt_spec_function): New.
3873 (compare_debug_auxbase_opt_spec_function): New.
3874 * toplev.c (process_options): Handle flag_gtoggle,
3875 flag_dump_final_insns.
3876 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
3877 during -fcompare-debug-second compilation.
3879 2009-06-07 Ian Lance Taylor <iant@google.com>
3881 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
3882 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
3884 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
3885 with no default node. Change warning with %H to warning_at.
3886 Don't clear warn_switch around case checking.
3887 * doc/invoke.texi (Warning Options): Clarify distinction between
3888 -Wswitch and -Wswitch-enum.
3890 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3892 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
3894 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3896 * gbl-ctors.h: Add header guard.
3898 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3900 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
3901 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
3902 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
3903 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
3904 prototypes for removed functions.
3905 (expressions_equal_p): Move to ...
3906 * tree-ssa-sccvn.h: ... here and ...
3907 * matrix-reorg.c: ... adjust includes.
3909 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3911 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
3913 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3915 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
3916 (finish_function): Remove erroneous whitespace.
3918 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3920 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
3921 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
3923 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3925 * errors.c (internal_error): Commentary typo fix.
3926 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
3927 * tree-ssa-pre.c: Ditto.
3929 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3931 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
3932 them is supposed to hold actual statements.
3934 2009-06-06 Ian Lance Taylor <iant@google.com>
3936 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
3937 empty statements can now have attributes.
3939 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
3941 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
3942 * config/mips/mips.md: Ditto.
3944 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
3946 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
3948 (__eabi_uconvert): Likewise.
3950 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
3952 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
3953 CFI_* definitions with IN_GCC.
3955 2009-06-05 David Edelsohn <edelsohn@gnu.org>
3957 * xcoffout.h (xcoffout_source_line): Update prototype.
3959 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3961 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
3962 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
3964 2009-06-05 Jakub Jelinek <jakub@redhat.com>
3967 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
3968 inlined_function_outer_scope_p blocks for artificial inlines
3970 * tree.c (tree_nonartificial_location): Rewrite using
3971 block_nonartificial_location.
3973 2009-06-05 Revital Eres <eres@il.ibm.com>
3974 Leehod Baruch <leehod@il.ibm.com>
3976 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
3977 (expand_expr_real_1): Remove comment.
3978 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3979 Vectorize misaligned access when the target supports it.
3980 (vect_supportable_dr_alignment): Check for unaligned access support.
3981 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
3984 2009-06-05 Julian Brown <julian@codesourcery.com>
3986 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
3987 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
3989 2009-06-05 Richard Guenther <rguenther@suse.de>
3992 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
3995 2009-06-05 Jakub Jelinek <jakub@redhat.com>
3997 * config/s390/s390.c (global_not_special_regno_p): New static inline.
3998 (save_gprs): Don't tell unwinder when a global register is saved.
3999 (s390_emit_epilogue): Emit needed epilogue unwind info.
4001 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4003 * dwarf2out.c (deferred_asm_name): New.
4004 (add_name_and_src_coords_attributes): Defer creation of
4005 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
4007 (move_linkage_attr): New.
4008 (dwarf2out_finish): Revisit deferrals and emit attributes at the
4011 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4013 * tree-nested.c (finalize_nesting_tree_1): Declare the
4014 frame_decl in the binding tree.
4016 2009-06-04 Cary Coutant <ccoutant@google.com>
4018 * basic-block.h (struct basic_block_def): Add discriminator field.
4019 * dbxout.c (dbxout_source_line): Add new parameter. Change all
4021 * debug.c (do_nothing_debug_hooks): Add additional entry.
4022 (debug_nothing_int_charstar_int): New function.
4023 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
4024 (debug_nothing_int_charstar_int): New declaration.
4025 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
4026 discriminator value in .loc directive.
4027 * final.c (last_discriminator): New variable.
4028 (discriminator): New variable.
4029 (final_start_function): Initialize above variables, pass current
4030 discriminator to debug hook.
4031 (notice_source_line): Check for discriminator change.
4032 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
4033 * sdbout.c (sdbout_source_line): New parameter.
4034 * tree-cfg.c (struct locus_discrim_map): New structure type.
4035 (discriminator_per_locus): New hash table.
4036 (build_gimple_cfg): Allocate and free discriminator hash table.
4037 (make_edges): Call assign_discriminator.
4038 (locus_map_hash): New function.
4039 (locus_map_eq): New function.
4040 (next_discriminator_for_locus): New function.
4041 (same_line_p): New function.
4042 (assign_discriminator): New function.
4043 (make_cond_expr_edges): Call assign_discriminator.
4044 (make_gimple_switch_edges): Likewise.
4045 (first_non_label_stmt): New function.
4046 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
4048 * xcoffout.c (xcoffout_source_line): Add new parameter.
4050 * configure.ac (gcc_cv_as_discriminator): New configury check for
4051 gas support for discriminator.
4052 * configure: Regenerate.
4053 * config.in: Regenerate.
4055 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4057 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
4058 val after checking for integers.
4060 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
4062 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
4064 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
4065 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
4066 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
4067 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
4068 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
4069 X64_SSE_REGPARM_MAX.
4070 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
4071 X64_SSE_REGPARM_MAX.
4073 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4075 * gcc.c (report_times_to_file): New.
4076 (execute): Implement it.
4077 (process_command): Support -time=.
4078 * doc/invoke.texi: Document it.
4080 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4082 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
4083 that have value exprs.
4085 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4087 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
4088 declarations for constants until...
4089 (dw2_output_indirect_constant_1): ... this point.
4091 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
4094 * arm.md (arm_addsi3): Don't try to split an add with an
4095 eliminable register until after reload has completed.
4097 2009-06-03 Ian Lance Taylor <iant@google.com>
4099 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
4100 * genattrtab.c (write_length_unit_log): Likewise.
4101 * genchecksum.c (dosum): Likewise.
4102 * gengtype.c (write_rtx_next): Likewise.
4103 (finish_root_table, write_roots): Likewise.
4104 * gimple.c (gimple_ops_offset_): Likewise.
4105 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
4106 * config/arc/arc.c (arc_attribute_table): Likewise.
4107 * config/arm/arm.c (arm_attribute_table): Likewise.
4108 * config/avr/avr.c (avr_attribute_table): Likewise.
4109 * config/crx/crx.c (crx_attribute_table): Likewise.
4110 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
4111 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
4112 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
4113 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
4114 * config/sh/sh.c (sh_attribute_table): Likewise.
4115 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
4116 * config/spu/spu.c (spu_attribute_table): Likewise.
4117 * config/v850/v850.c (v850_attribute_table): Likewise.
4119 * config/alpha/alpha.c (vms_attribute_table): Make static.
4120 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
4121 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
4122 * config/mips/mips.c (mips_attribute_table): Likewise.
4124 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
4126 (cc1-checksum.o): Likewise.
4128 2009-06-03 Steve Ellcey <sje@cup.hp.com>
4130 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
4132 2009-06-03 Jakub Jelinek <jakub@redhat.com>
4134 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
4135 insn if it is changing sp. Use gen_add3_insn instead of
4136 conditionally gen_addsi3 and gen_adddi3.
4137 (offset_below_red_zone_p): New static inline function.
4138 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
4139 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
4140 * config/rs6000/ppc-asm.h: Include auto-host.h.
4141 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
4142 CFI_RESTORE): Define.
4143 * config/rs6000/crtresxgpr.asm: Add unwind info.
4144 * config/rs6000/crtresxfpr.asm: Likewise.
4145 * config/rs6000/crtresgpr.asm: Likewise.
4146 * config/rs6000/crtresfpr.asm: Likewise.
4147 * config/rs6000/crtsavgpr.asm: Likewise.
4148 * config/rs6000/crtsavfpr.asm: Likewise.
4150 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
4151 argument of DWARF2_FRAME_REG_OUT macros.
4153 2009-06-03 Julian Brown <julian@codesourcery.com>
4155 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
4156 words or less (including TImode) in core registers.
4158 2009-06-03 Richard Guenther <rguenther@suse.de>
4161 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
4163 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
4165 * statistics.c (statistics_counter_event): Do not record event
4166 in pass dump if its number == -1.
4167 (curr_statistics_hash): Add assert that we never get passes
4168 with static number == -1.
4170 2009-06-03 Richard Guenther <rguenther@suse.de>
4171 Andrey Belevantsev <abel@ispras.ru>
4173 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
4174 non-BLKmode arrays addressable.
4176 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
4178 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
4179 * config/m68k/m68k.h: ... here.
4180 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
4183 2009-06-03 Martin Jambor <mjambor@suse.cz>
4185 PR tree-optimization/40323
4186 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
4189 2009-06-03 Richard Guenther <rguenther@suse.de>
4191 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4194 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
4196 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4197 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
4198 JUMP_TABLE_DATA_P where applicable.
4199 * config/sh/sh.c: Ditto.
4200 * config/sh/sh.h: Ditto.
4201 * config/sh/sh.md: Ditto.
4202 * config/sh/symbian.c: Ditto.
4204 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
4206 * config/i386/driver-i386.c (describe_cache): Optimize
4207 concatenation of strings. Use snprintf instead of sprintf.
4208 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
4209 target when not compiling with GCC.
4211 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
4213 * config/sh/sh.c: Revert last change.
4214 (sh_expand_epilogue): Emit a blockage insn before the frame
4215 pointer adjustment unconditionally.
4217 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4219 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
4220 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
4221 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
4222 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
4223 to COLLECT_GCC_OPTIONS.
4225 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4227 * collect2.c (target_system_root): New variable.
4228 (main): Handle --sysroot=.
4229 (ignore_library): Strip the sysroot from the library path.
4231 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4233 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
4234 (collect2.o): Depend on collect2-aix.h.
4235 (collect2-aix.o): New rule.
4236 * collect2-aix.h: New file.
4237 * collect2-aix.c: Likewise.
4238 * collect2.c: Include collect2-aix.h. Don't undefine
4239 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
4240 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
4241 Use TARGET_AIX_VERSION instead of _AIX51.
4242 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
4243 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
4244 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
4245 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
4246 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
4248 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4250 * collect2.c (ignore_library): Avoid premature post-increment
4253 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4255 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
4256 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
4257 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
4258 CROSS_DIRECTORY_STRUCTURE too.
4259 (LINK_LIBG_SPEC): Likewise.
4260 (LIB_SPEC): Add %R to sysroot paths.
4261 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
4262 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
4263 * config/rs6000/aix51.h: As for aix43.h.
4264 * config/rs6000/aix52.h: Likewise.
4265 * config/rs6000/aix53.h: Likewise.
4266 * config/rs6000/aix61.h: Likewise.
4267 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
4268 to the beginning of sysroot paths.
4270 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4272 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
4273 INSN_LISTs that are out of the REG_NOTE range.
4275 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4277 * loop-unroll.c (struct iv_to_split): Add pointer to next.
4278 (struct var_to_expand): Likewise.
4279 (struct opt_info): Add head and tail for linked lists of the above.
4280 (analyze_insn_to_expand_var): Initialize next.
4281 (analyze_iv_to_split_insn): Likewise.
4282 (analyze_insns_in_loop): Create linked lists.
4283 (allocate_basic_variable): Simplify for use without hash table.
4284 (insert_var_expansion_initialization): Likewise, make it type-safer.
4285 (combine_var_copies_in_loop_exit): Likewise.
4286 (apply_opt_in_copies): Walk lists rather than hash tables.
4287 (release_var_copies): Simplified and inlined by hand into...
4288 (free_opt_info): ... this function.
4290 2009-06-02 Richard Guenther <rguenther@suse.de>
4292 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4295 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4297 * cfgexpand.c (gimple_expand_cfg): Discard the source location
4298 only for builtins that are not overridden.
4300 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4302 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
4305 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4307 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
4309 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4311 * combine.c (move_deaths): Compare LUIDs within the same BB only.
4313 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4315 * common.opt (fdump-unnumbered-links): New.
4316 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
4317 * print-rtl.c (flag_dump_unnumbered_links): New.
4318 (print_rtx): Test it.
4320 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
4322 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
4323 push/pop multiple to 8-byte alignment.
4325 2009-06-01 Jakub Jelinek <jakub@redhat.com>
4327 * config/i386/i386.c (queued_cfa_restores): New static variable.
4328 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
4330 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
4331 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
4332 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
4333 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
4334 note unconditionally.
4335 (ix86_emit_restore_regs_using_mov): Likewise.
4336 (ix86_emit_restore_sse_regs_using_mov): Likewise.
4337 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
4338 it through to ix86_emit_restore_reg_using_pop.
4339 (ix86_emit_leave): Add RED_OFFSET argument. Call
4340 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
4341 instead of adding REG_CFA_OFFSET note unconditionally.
4342 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
4343 the above functions. Call ix86_add_queued_cfa_restore_notes when
4346 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
4347 force output of the label even for dwarf2out_do_cfi_asm.
4348 (add_fde_cfi): If -g2 and above and cfi might change CFA,
4349 force creation of CFI label and chain DW_CFA_set_loc jumping to it
4350 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
4352 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
4353 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
4354 dwarf2out_cfi_label callers.
4355 * tree.h (dwarf2out_cfi_label): Adjust prototype.
4356 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
4357 Adjust dwarf2out_cfi_label callers.
4358 * config/vax/vax.c (vax_output_function_prologue): Likewise.
4360 * config/i386/i386.h (struct machine_cfa_state,
4361 struct machine_function): Guard with ifndef USED_FOR_TARGET
4362 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
4365 * emutls.c (__emutls_get_address): Change arr->size to mean number
4366 of allocated arr->data entries instead of # of slots + 1.
4369 * recog.c (peep2_reinit_state): New function.
4370 (peephole2_init_state): Use it at the end of a basic block and also
4371 when seeing a RTX_FRAME_RELATED_P insn.
4373 2009-06-01 Steve Ellcey <sje@cup.hp.com>
4375 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
4376 fixuns_truncrfdi2): New.
4377 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
4378 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
4379 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
4380 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
4381 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
4382 *recip_approx): Remove.
4383 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
4384 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
4385 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
4387 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
4390 2009-06-01 Ian Lance Taylor <iant@google.com>
4392 * attribs.c (register_attribute): Use CONST_CAST.
4393 * collect2.c (main): Use CONST_CAST2.
4394 (scan_prog_file): Likewise.
4395 * gcc.c (process_command, main): Likewise.
4396 * toplev.c (toplev_main): Likewise.
4398 * c-typeck.c (handle_warn_cast_qual): New static function,
4399 partially broken out of build_c_cast.
4400 (build_c_cast): Call handle_warn_cast_qual.
4401 * doc/invoke.texi (Warning Options): Document new effect of
4404 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
4406 * diagnostic.c (diagnostic_build_prefix): Always print columns.
4407 (diagnostic_report_current_module): Print columns.
4408 * common.opt (flag_show_column): Enable by default.
4410 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
4412 * alias.c (find_base_term): Check for NULL term before returning.
4414 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4416 Revert due to PR40320:
4417 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4418 * calls.c (emit_library_call_value_1): Don't force_operand for move
4421 2009-06-01 Olivier Hainque <hainque@adacore.com>
4422 Eric Botcazou <ebotcazou@adacore.com>
4424 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
4425 to be processed as a bitfield for constructor output purposes.
4426 * output.h (initializer_constant_valid_for_bitfield_p): Declare
4428 * varasm.c (oc_local_state): New type, output_constructor
4429 local state to support communication with helpers.
4430 (oc_outer_state): New type, output_constructor outer state of
4431 relevance in recursive calls.
4432 (output_constructor_array_range): New output_constructor helper,
4433 extracted code for an array range element.
4434 (output_constructor_regular_field): New output_constructor helper,
4435 extracted code for an element that is not a bitfield.
4436 (output_constructor_bitfield): New output_constructor helper,
4437 extracted code for a bitfield element. Accept an OUTER state
4438 argument for recursive processing. Recurse on record or array
4439 CONSTRUCTOR values, possibly past noop conversions.
4440 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
4441 VALUE is a valid constant-valued expression for use in a static
4442 bit-field initializer.
4443 (output_constructor): Rework to use helpers. Accept and honor an
4444 OUTER state argument for recursive calls. Return total size. Be
4445 prepared for nested constructors initializing bitfields.
4446 (output_constant): Feed OUTER in calls to output_constructor.
4448 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4450 * calls.c (emit_library_call_value_1): Don't force_operand for move
4453 2009-06-01 Nick Clifton <nickc@redhat.com>
4455 * doc/invoke.texi (IA-64 Options): Fix typo.
4457 2009-06-01 Ira Rosen <irar@il.ibm.com>
4459 PR tree-optimization/39129
4460 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
4462 (vect_do_peeling_for_loop_bound): Use
4463 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4464 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4465 (vect_loop_versioning): Likewise.
4466 (vect_create_cond_for_alias_checks): Fix indentation.
4467 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
4469 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
4470 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
4471 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
4472 "control flow in loop".
4473 (vect_estimate_min_profitable_iters): Use
4474 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4475 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4476 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
4477 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
4478 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
4479 statement belongs to a group of strided accesses with the exact code
4481 (vectorizable_load): Likewise.
4482 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
4483 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
4485 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
4487 * config/freebsd-stdint.h: New file.
4488 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
4489 Add freebsd-stdint.h to tm_file.
4491 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
4493 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
4494 (thumb2_extendhidi2): Likewise.
4496 2009-05-31 Ian Lance Taylor <iant@google.com>
4498 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
4500 2009-05-31 Ian Lance Taylor <iant@google.com>
4502 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
4503 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
4504 (ipa-reference.o): Depend upon gt-ipa-reference.h.
4506 2009-05-31 Jason Merrill <jason@redhat.com>
4508 * tree-pretty-print.c (print_call_name): Take the callee, not the
4509 call itself. Make non-static. Use dump_function_name for functions.
4510 (dump_generic_node): Adjust.
4511 * diagnostic.h: Declare print_call_name.
4512 * gimple-pretty-print.c (dump_gimple_call): Use it.
4514 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4516 * config/sh/sh.md (ashldi3_std): New define_expand.
4519 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4522 * config/sh/sh.c: Include debug.h.
4523 (sh_expand_epilogue): Emit a blockage insn before the frame
4524 pointer adjustment also when dwarf2out_do_frame returns true.
4526 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
4528 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
4529 (thumb2_extendqidi2): New pattern.
4531 2009-05-31 Ira Rosen <irar@il.ibm.com>
4533 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
4534 mark phis for renaming.
4535 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
4536 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
4537 Call mark_sym_for_renaming.
4538 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
4539 * tree-vect-loop.c (vect_transform_loop): Remove
4540 vect_memsyms_to_rename initialization and a call to
4541 mark_set_for_renaming.
4543 2009-05-31 Jakub Jelinek <jakub@redhat.com>
4546 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
4547 frame related even if !set_cfa && style < 0.
4549 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
4551 * config/i386/mingw-tls.c: New file.
4552 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
4553 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
4554 defining _WIN32 but not __CYGWIN__.
4556 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4558 * configure.ac: Add MPC support.
4560 * config.in, configure: Regenerate.
4562 2009-05-29 Richard Henderson <rth@redhat.com>
4564 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
4565 NOTE_INSN_BASIC_BLOCK.
4566 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
4567 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
4568 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
4570 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
4572 (add_cfi): Disable check redefining cfa away from drap.
4573 (lookup_cfa_1): Add remember argument; handle remember/restore.
4574 (lookup_cfa): Pass remember argument.
4575 (cfa_remember): New.
4576 (compute_barrier_args_size_1): Remove sibcall check.
4577 (dwarf2out_frame_debug_def_cfa): New.
4578 (dwarf2out_frame_debug_adjust_cfa): New.
4579 (dwarf2out_frame_debug_cfa_offset): New.
4580 (dwarf2out_frame_debug_cfa_register): New.
4581 (dwarf2out_frame_debug_cfa_restore): New.
4582 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
4583 (dwarf2out_begin_epilogue): New.
4584 (dwarf2out_frame_debug_restore_state): New.
4585 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
4586 DW_CFA_restore_state.
4587 (output_cfi_directive): Likewise.
4588 (convert_cfa_to_fb_loc_list): Likewise.
4589 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
4590 * dwarf2out.h: Update.
4591 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
4592 (copy_insn_1): Early out for null.
4593 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
4594 and dwarf2out_frame_debug_restore_state.
4595 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
4596 (prologue_insn_hash, epilogue_insn_hash): New.
4597 (free_after_compilation): Adjust freeing accordingly.
4598 (record_insns): Create hash table if needed; push insns into
4599 hash instead of array.
4600 (maybe_copy_epilogue_insn): New.
4601 (contains): Search hash table instead of array.
4602 (sibcall_epilogue_contains): Remove.
4603 (thread_prologue_and_epilogue_insns): Split eh_return insns
4604 and mark them as epilogues.
4605 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
4606 scanning in terms of basic blocks.
4607 * insn-notes.def (CFA_RESTORE_STATE): New.
4608 * jump.c (returnjump_p_1): Accept EH_RETURN.
4609 (eh_returnjump_p_1, eh_returnjump_p): New.
4610 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
4611 CFA_REGISTER, CFA_RESTORE): New.
4612 * rtl.def (EH_RETURN): New.
4613 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
4615 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
4616 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
4618 * config/i386/i386.c (gen_push): Update cfa state.
4619 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
4620 add a CFA_ADJUST_CFA note.
4621 (ix86_dwarf_handle_frame_unspec): Remove.
4622 (ix86_expand_prologue): Update cfa state.
4623 (ix86_emit_restore_reg_using_pop): New.
4624 (ix86_emit_restore_regs_using_pop): New.
4625 (ix86_emit_leave): New.
4626 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
4627 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
4628 * config/i386/i386.h (struct machine_cfa_state): New.
4629 (ix86_cfa_state): New.
4630 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
4631 (eh_return_internal): Merge from eh_return_<mode>,
4632 use eh_return rtx, split w/ epilogue.
4634 2009-05-29 Ian Lance Taylor <iant@google.com>
4636 * builtins.c (validate_gimple_arglist): Don't use va_arg with
4638 * calls.c (emit_library_call_value_1): Likewise.
4640 * c-typeck.c (c_build_va_arg): New function.
4641 * c-tree.h (c_build_va_arg): Declare.
4642 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
4643 instead of build_va_arg.
4645 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
4647 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
4648 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
4649 (ptr_difference_cost): Use affine combinations to compute it.
4650 (difference_cost): Likewise.
4651 (get_computation_cost_at): Compute more accurate cost for addresses
4652 if the ratio is a multiplier allowed in addresses.
4653 For non-addresses, consider that an additional offset or symbol is
4656 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4658 * config/i386/i386.c (ix86_decompose_address): Avoid useless
4659 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
4661 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
4662 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
4663 (prefix_rex): For UNIT_MMX don't imply the prefix by default
4665 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
4666 to 1 for TYPE_SSE{IADD1,CVT1}.
4667 (prefix_vex_imm8): Removed.
4668 (length_vex): Only pass 1 as second argument to
4669 ix86_attr_length_vex_default if prefix_extra is 0.
4670 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
4671 (length): For prefix vex computation use length_immediate
4672 attribute instead of prefix_vex_imm8.
4673 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
4674 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
4675 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
4676 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
4677 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
4678 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
4679 a space in between the operands.
4680 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
4681 if one operand is 0xff and the other one si, di, bp or sp.
4682 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
4683 other one si, di, bp or sp.
4684 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
4685 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
4686 type and mode attributes.
4687 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
4688 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
4689 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
4690 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
4691 prefix_data16 attribute iff MODE_DF.
4692 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
4693 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
4694 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
4695 constm128_operand in length_immediate computation.
4696 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
4697 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
4698 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
4699 length_immediate attribute to 1.
4700 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
4701 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
4702 for certain alternatives.
4703 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
4704 prefix_data16 attribute if MODE_V1DF.
4705 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
4706 length_immediate to 1.
4707 (set_got_rex64, set_rip_rex64): Remove length attribute, set
4708 length_address to 4, set mode attribute to MODE_DI.
4709 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
4710 (fxam<mode>2_i387): Set length attribute to 4.
4711 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
4712 *prefetch_3dnow_rex): Override length_address attribute.
4713 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
4715 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
4716 (constm128_operand): Removed.
4717 * config/i386/i386.c (memory_address_length): For
4718 disp && !index && !base in 64-bit mode account for SIB byte if
4719 print_operand_address can't optimize disp32 into disp32(%rip)
4720 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
4721 for fs: or gs: segment.
4722 (ix86_attr_length_immediate_default): When checking if shortform
4723 is possible, truncate immediate to the length of the non-shortened
4725 (ix86_attr_length_address_default): Ignore MEM_P operands
4727 (ix86_attr_length_vex_default): Only check for DImode on
4728 GENERAL_REG_P operands.
4729 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
4730 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
4731 (sse_cvttps2pi): Clear prefix_rep attribute.
4732 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
4734 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
4735 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
4736 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
4737 iff operand 2 is const_int_operand.
4738 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
4739 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
4740 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
4742 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
4744 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
4745 prefix_data16 attribute for movlpd and movhpd instructions.
4746 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
4747 length_immediate for shufpd instruction.
4748 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
4749 (avx_cmpp<avxmodesuffixf2c><mode>3,
4750 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
4751 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
4752 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
4753 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
4754 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
4755 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
4756 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
4757 prefix_data16 attribute for the first alternative to 1.
4758 (*avx_loadlps): Override length_immediate for the first alternative.
4759 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
4760 attributes for second alternative.
4761 (*vec_concatv2sf_sse4_1): Override length_immediate and
4762 prefix_data16 attributes for second alternative.
4763 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
4764 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
4765 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
4766 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
4767 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
4768 prefix_data16 and length_immediate to 1.
4769 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
4771 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
4772 prefix_extra attribute for variants that don't have 0f prefix alone.
4773 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
4774 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
4775 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
4776 *sse4_1_pextrd): Set length_immediate to 1.
4777 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
4778 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
4780 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
4781 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
4782 length_immediate to 1 for second alternative.
4783 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
4784 prefix_extra and length_immediate attributes for the first
4786 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
4788 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
4789 to 1 for the first and third alternative.
4790 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
4792 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
4794 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
4796 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
4797 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
4798 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
4799 *avx_psign<mode>3): Set prefix_extra attribute to 1.
4800 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
4801 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
4802 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
4803 ssse3_psign<mode>3): Override prefix_rex attribute.
4804 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
4805 (ssse3_palignrti): Override length_immediate to 1.
4806 (ssse3_palignrdi): Override length_immediate to 1, override
4807 prefix_rex attribute.
4808 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
4809 (sse4a_extrqi): Override length_immediate to 2.
4810 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
4811 (sse4a_insertq): Override prefix_data16 to 0.
4812 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
4813 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
4814 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
4815 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
4816 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
4817 and length_immediate to 1.
4818 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
4819 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
4820 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
4821 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
4822 and length_immediate to 1.
4823 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
4824 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
4825 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
4826 avx_ptest256): Override prefix_extra to 1.
4827 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
4828 Override prefix_data16 and length_immediate to 1.
4829 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
4830 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
4831 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
4832 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
4833 prefix_data16 to 0 and prefix_extra to 2.
4834 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
4835 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
4837 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
4838 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
4839 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
4840 and prefix_extra to 2.
4841 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
4842 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
4843 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
4844 avx_vpermilvar<mode>3,
4845 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
4846 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
4847 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
4848 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
4849 Override prefix_extra to 1.
4850 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
4851 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
4852 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
4853 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
4854 prefix_extra and length_immediate to 1.
4855 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
4857 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
4858 to 1 for the first alternative.
4859 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
4860 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
4862 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
4863 *movv2sf_internal_avx, *movv2sf_internal): Override
4864 prefix_rep attribute for certain alternatives.
4865 (*mov<mode>_internal): Override prefix_rep or prefix_data16
4866 attributes for certain alternatives.
4867 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
4868 attributes for certain alternatives.
4869 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
4870 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
4871 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
4872 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
4873 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
4874 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
4875 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
4876 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
4877 length_immediate to 1 if operand 2 is const_int_operand.
4878 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
4879 *vec_extractv2si_1): Set length_immediate attribute to 1.
4880 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
4881 using old 3DNOW insn rather than SSE/3DNOW_A.
4882 (mmx_emms, mmx_femms): Clear modrm attribute.
4884 2009-05-29 Martin Jambor <mjambor@suse.cz>
4886 * tree-sra.c: New implementation of SRA.
4888 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
4889 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
4890 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
4891 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
4892 (SRA_MAX_STRUCTURE_COUNT): Removed.
4893 (SRA_FIELD_STRUCTURE_RATIO): Removed.
4894 * doc/invoke.texi (sra-max-structure-size): Removed.
4895 (sra-field-structure-ratio): Removed.
4897 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4900 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
4903 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
4905 PR rtl-optimization/40101
4906 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
4907 seqno. Adjust comment.
4908 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
4909 inserting bookkeeping before a jump, the jump is not scheduled.
4910 When no positive seqno found, provide a value. Add comment.
4912 2009-05-29 Richard Guenther <rguenther@suse.de>
4914 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
4915 short-cutting on the first component.
4917 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4920 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
4921 for trees other than decls/types.
4923 2009-05-29 Richard Guenther <rguenther@suse.de>
4925 * tree-ssa-operands.c (get_expr_operands): Do not handle
4926 INDIRECT_REFs in the handled-component case. Remove
4927 unused get_ref_base_and_extent case.
4928 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
4929 tree_low_cst and host_integerp where possible.
4930 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
4931 codes for equivalence.
4932 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
4934 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
4936 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
4937 to tmake_file for i[34567]86-*-cygwin*.
4939 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4942 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
4943 (altivec_categorize_keyword, init_vector_keywords,
4944 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
4947 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
4949 * tree.c (handle_dll_attribute): Check if node is
4950 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
4952 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
4954 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
4956 (thumb2_zero_extendqidi2): Likewise.
4958 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
4960 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
4961 instead of gen_movrt.
4962 * config/sh/sh.md (movrt): Remove.
4964 2009-05-28 Steve Ellcey <sje@cup.hp.com>
4966 * doc/invoke.texi (IA-64 Options):
4967 Add -msdata, -mfused-madd, -mno-inline-float-divide,
4968 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
4969 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
4970 -msched-prefer-non-control-spec-insns,
4971 -msched-stop-bits-after-every-cycle,
4972 -msched-count-spec-in-critical-path,
4973 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
4974 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
4975 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
4976 and -msched-spec-verbose.
4978 2009-05-28 Joseph Myers <joseph@codesourcery.com>
4980 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
4981 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
4983 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
4985 2009-05-28 Richard Guenther <rguenther@suse.de>
4987 * tree-ssa-alias.c (ao_ref_init): New function.
4988 (ao_ref_base): Likewise.
4989 (ao_ref_base_alias_set): Likewise.
4990 (ao_ref_alias_set): Likewise.
4991 (refs_may_alias_p_1): Change signature.
4992 (refs_may_alias_p): Adjust.
4993 (refs_anti_dependent_p): Likewise.
4994 (refs_output_dependent_p): Likewise.
4995 (call_may_clobber_ref_p_1): Change signature.
4996 (call_may_clobber_ref_p): Adjust.
4997 (stmt_may_clobber_ref_p_1): New function split out from ...
4998 (stmt_may_clobber_ref_p): ... here.
4999 (maybe_skip_until): Adjust signature.
5000 (get_continuation_for_phi): Likewise.
5001 (walk_non_aliased_vuses): Likewise.
5002 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
5003 (ao_ref_init): Declare.
5004 (ao_ref_base): Likewise.
5005 (ao_ref_alias_set): Likewise.
5006 (stmt_may_clobber_ref_p_1): Likewise.
5007 (walk_non_aliased_vuses): Adjust.
5008 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
5009 (get_ref_from_reference_ops): remove.
5010 (vn_reference_lookup_2): Adjust signature.
5011 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
5012 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
5013 (vn_reference_lookup): Adjust.
5014 (vn_reference_insert): Likewise.
5015 (vn_reference_insert_pieces): Adjust signature.
5016 (visit_reference_op_call): Adjust.
5017 * tree-ssa-pre.c (get_expr_type): Simplify.
5018 (phi_translate_1): Adjust.
5019 (compute_avail): Likewise.
5020 (translate_vuse_through_block): Do not re-build trees.
5021 (value_dies_in_block_x): Likewise.
5022 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
5024 (vn_reference_lookup_pieces): Adjust declaration.
5025 (vn_reference_insert_pieces): Likewise.
5027 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
5029 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
5030 with checking disabled.
5032 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
5036 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
5037 macro definition for support of three-operand format aligned
5038 .comm directive in assembler on cygwin/pe/mingw target OS.
5039 * configure: Regenerate.
5040 * config.h: Regenerate.
5042 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
5043 aligned form of .comm directive if -mpe-aligned-commons is in effect.
5044 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
5046 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
5047 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
5049 2009-05-28 Ira Rosen <irar@il.ibm.com>
5051 PR tree-optimization/40254
5052 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
5053 in analysis of basic blocks.
5055 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
5058 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
5059 * target-def.h (TARGET_CONST_ANCHOR): New macro.
5060 (TARGET_INITIALIZER): Use it.
5061 * cse.c (CHEAPER): Move it up to the other macros.
5062 (insert): Rename this ...
5063 (insert_with_costs): ... to this. Add cost parameters. Update
5065 (insert): New function. Call insert_with_costs.
5066 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
5067 find_reg_offset_for_const, try_const_anchors): New functions.
5068 (cse_insn): Call try_const_anchors. Adjust cost of src_related
5069 when using a const-anchor. Call insert_const_anchors.
5070 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
5071 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
5073 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5075 * tree-inline.c (remap_decls): Enable nonlocalized variables
5076 when not optimizing.
5078 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5080 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
5081 Simplify other tests involving optimize.
5083 2009-05-27 Tom Tromey <tromey@redhat.com>
5085 * unwind-dw2.c (_Unwind_DebugHook): New function.
5086 (uw_install_context): Call _Unwind_DebugHook.
5088 2009-05-27 Tom Tromey <tromey@redhat.com>
5090 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
5092 2009-05-27 Ian Lance Taylor <iant@google.com>
5094 * Makefile.in (LINKER, LINKER_FLAGS): Define.
5095 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
5096 (ALL_LINKERFLAGS): Define.
5097 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
5098 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5099 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
5100 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5101 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
5102 $(LINKER_FOR_BUILD).
5103 (build/gcov-iov$(build_exeext)): Likewise.
5105 2009-05-27 Julian Brown <julian@codesourcery.com>
5107 * gcse.c (target.h): Include.
5108 (can_assign_to_reg_without_clobbers_p): Check that the target allows
5109 copy of argument to a pseudo register.
5111 2009-05-27 Diego Novillo <dnovillo@google.com>
5113 * tree-ssa-live.c (dump_scope_block): Document arguments.
5114 (dump_scope_blocks): Document.
5115 (debug_scope_blocks): New.
5116 * tree-flow.h (debug_scope_blocks): Declare.
5118 2009-05-21 Denis Chertykov <denisc@overta.ru>
5120 * doc/contrib.texi (Contributors): Add myself to the list.
5122 2009-05-27 Olivier Hainque <hainque@adacore.com>
5124 * expr.c (target_align): New function. Alignment the TARGET of an
5125 assignment may be assume to have.
5126 (highest_pow2_factor_for_target): Use it instead of relying on
5127 immediate tree attributes of TARGET, not necessarily honored when
5128 intermediate bitfields are involved.
5130 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
5133 * config/i386/driver-i386.c (host_detect_local_cpu): Support
5134 AVX, SSE4, AES, PCLMUL and POPCNT.
5136 2009-05-27 Diego Novillo <dnovillo@google.com>
5138 * tree-pretty-print.c (dump_location): New.
5139 (dump_generic_node): Call it.
5140 Factor code to handle BLOCK nodes ...
5141 (dump_block_node): ... here.
5143 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
5145 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
5147 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
5149 * gcc-plugin.h: Include config.h and system.h.
5150 (IN_GCC): Define if not defined.
5152 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
5155 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
5158 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
5160 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
5162 * config/m32r/m32r.h: Ditto.
5163 * config/m32r/m32r.md: Ditto.
5164 * config/m32r/predicates.md: Ditto.
5166 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
5168 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
5170 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
5173 (Loading plugins): typo.
5174 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
5175 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5176 (Interacting with the GCC Garbage Collector): Added new section.
5177 (Giving information about a plugin): Added new section for
5179 * ggc.h (ggc_register_root_tab): Added declaration.
5180 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
5181 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
5182 (register_callback): Improved comment in declaration.
5183 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
5184 (extra_root_vec) Added static variable for dynamic roots registration.
5185 (ggc_register_root_tab) Added new routine.
5186 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
5187 PLUGIN_GGC_MARKING event.
5188 * ggc-zone.c: Include plugin.h.
5189 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5190 * ggc-page.c: Include plugin.h.
5191 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5192 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
5193 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
5194 (register_callback): check lack of callbacks for
5195 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
5196 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
5197 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
5198 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5199 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
5200 dependency on plugin.h.
5201 (plugin.o): Added dependency on ggc.h...
5203 2009-05-26 Richard Guenther <rguenther@suse.de>
5207 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
5208 with mismatched comparison modes.
5210 * expr.c (expand_expr_real_1): Expand the operand of a
5211 VIEW_CONVERT_EXPR in its natural mode.
5213 2009-05-26 Ian Lance Taylor <iant@google.com>
5215 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
5216 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
5217 (ALL_COMPILERFLAGS): Define.
5218 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
5219 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5220 (collect2$(exeext), collect2.o): Likewise.
5221 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
5222 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
5223 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
5224 (libbackend.o, intl.o, cppdefault.o): Likewise.
5225 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5226 (build/%.o): Use $(COMPILER_FOR_BUILD).
5227 (build/gen%$(build_exeext)): Likewise.
5228 (build/gcov-iov$(build_exeext)): LIkewise.
5229 * config/t-darwin (darwin.o): Use $(COMPILER).
5230 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
5231 * config/t-sol2 (sol2-c.o): Likewise.
5233 * config/t-vxworks (vxworks.o): Likewise.
5234 * config/x-darwin (host-darwin.o): Likewise.
5235 * config/x-hpux (host-hpux.o): Likewise.
5236 * config/x-linux (host-linux.o): Likewise.
5237 * config/x-solaris (host-solaris.o): Likewise.
5238 * config/alpha/x-alpha (driver-alpha.o): Likewise.
5239 * config/arm/t-arm (arm-c.o): Likewise.
5240 * config/arm/t-pe (pe.o): Likewise.
5241 * config/arm/t-wince-pe (pe.o): Likewise.
5242 * config/i386/t-cygming (winnt.o): Likewise.
5243 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
5244 * config/i386/t-cygwin (cygwin1.o): Likewise.
5245 (cygwin2.o): Likewise.
5246 * config/i386/t-i386 (i386-c.o): Likewise.
5247 * config/i386/t-interix (winnt.o): Likewise.
5248 * config/i386/t-netware (netware.o): Likewise.
5249 * config/i386/t-nwld (nwld.o): Likewise.
5250 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
5251 * config/i386/x-i386 (driver-i386.o): Likewise.
5252 * config/i386/x-cygwin (host-cygwin.o): Likewise.
5253 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
5254 * config/ia64/t-ia64 (ia64-c.o): Likewise.
5255 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
5256 * config/mips/x-native (driver-native.o): Likewise.
5257 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
5258 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
5259 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
5260 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
5261 * config/score/t-score-elf (score7.o): Likewise.
5262 (score3.o): Likewise.
5263 * config/sh/t-sh (sh-c.o): Likewise.
5264 * config/sh/t-symbian (sh-c.o): Likewise.
5265 (symbian.o): Likewise.
5266 * config/spu/t-spu-elf (spu-c.o): Likewise.
5267 * config/v850/t-v850 (v850-c.o): Likewise.
5268 * config/v850/t-v850e (v850-c.o): Likewise.
5270 2009-05-26 Richard Guenther <rguenther@suse.de>
5272 PR tree-optimization/40122
5273 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
5274 VECTOR_CSTs if possible.
5275 (fold_gimple_assign): Likewise.
5277 2009-05-26 Richard Guenther <rguenther@suse.de>
5280 * fold-const.c (fold_binary): Use the correct types for building
5283 2009-05-26 Richard Guenther <rguenther@suse.de>
5285 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
5286 redundant calls to merge_alias_info.
5287 (bump_vector_ptr): Likewise.
5288 * tree-ssa-copy.c (merge_alias_info): Remove.
5289 (replace_exp_1): Remove call to merge_alias_info.
5290 (propagate_tree_value): Likewise.
5291 (fini_copy_prop): Propagate points-to info.
5292 * tree-flow.h (merge_alias_info): Remove.
5294 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
5296 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
5298 2009-05-25 Jan Hubicka <jh@suse.cz>
5300 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5301 * cgraph.h (struct inline_summary): New filed self_wize,
5302 size_inlining_benefit, self_time and time_inlining_benefit.
5303 (struct cgraph_global_info): Replace insns by time ans size fields.
5304 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5305 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5306 (ipcp_update_callgraph): Do not touch function bodies.
5307 * ipa-inline.c: Include except.h
5308 (MAX_TIME): New constant.
5309 (overall_insns): Remove.
5311 (overall_size, max_benefit): New static variables.
5312 (cgraph_estimate_time_after_inlining): New function.
5313 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
5314 (cgraph_clone_inlined_nodes): Update size.
5315 (cgraph_mark_inline_edge): Update size.
5316 (cgraph_estimate_growth): Use size info.
5317 (cgraph_check_inline_limits): Check size.
5318 (cgraph_default_inline_p): Likewise.
5319 (cgraph_edge_badness): Compute badness based on benefit and size cost.
5320 (cgraph_decide_recursive_inlining): Check size.
5321 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
5323 (cgraph_decide_inlining): Likewise.
5324 (cgraph_decide_inlining_incrementally): Likewise; honor
5325 PARAM_EARLY_INLINING_INSNS.
5326 (likely_eliminated_by_inlining_p): New predicate.
5327 (estimate_function_body_sizes): New function.
5328 (compute_inline_parameters): Use it.
5329 * except.c (must_not_throw_labels): New function.
5330 * except.h (must_not_throw_labels): Declare.
5331 * tree-inline.c (init_inline_once): Kill inlining_weigths
5332 * tree-ssa-structalias.c: Avoid uninitialized warning.
5333 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
5334 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
5335 (PARAM_INLINE_CALL_COST): Remove.
5336 (PARAM_EARLY_INLINING_INSNS): New.
5338 2009-05-25 Richard Guenther <rguenther@suse.de>
5340 PR tree-optimization/36327
5341 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
5342 callback for reference translation or lookup at the point of may-defs.
5343 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
5344 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
5345 for union COMPONENT_REFs.
5346 (vn_reference_lookup_3): New callback. Lookup from memset
5347 and CONSTRUCTOR assignment, translate through struct copies.
5348 (vn_reference_lookup_pieces): Make sure to not free the
5349 passed operands array. Adjust walk_non_aliased_vuses call.
5350 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
5351 make sure we do not leak memory.
5353 2009-05-25 Richard Guenther <rguenther@suse.de>
5355 * tree-ssa-alias.h (dump_points_to_solution): Declare.
5356 * tree-inline.c (expand_call_inline): Reset the escaped and
5358 * tree-ssa-structalias.c (pass_build_ealias): New.
5359 * tree-pass.h (pass_build_ealias): Declare.
5360 * passes.c (init_optimization_passes): Add PTA during
5361 early optimizations.
5362 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
5363 and CALLUSED solutions.
5364 (dump_points_to_solution): New function, split out from ...
5365 (dump_points_to_info_for): ... here.
5366 * tree-parloops.c (parallelize_loops): Reset the escaped and
5369 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5372 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
5373 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
5375 2009-05-25 Ira Rosen <irar@il.ibm.com>
5377 PR tree-optimization/40238
5378 * tree-vect-stmts.c (vect_init_vector): Insert initialization
5379 statements after basic block's labels.
5380 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
5381 to free the allocated memory.
5383 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
5385 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
5386 return address with a USE.
5388 2009-05-24 Richard Guenther <rguenther@suse.de>
5391 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
5392 array type from the main variant of the inner type.
5394 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5396 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
5397 definition to bool (from int) to un-break build.
5398 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
5400 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
5402 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
5403 discard_stmt_changes): Delete.
5404 * tree-ssa-operands.c (scb_stack): Delete.
5405 (init_ssa_operands): Do not initialize it.
5406 (fini_ssa_operands): Do not free it.
5407 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
5409 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
5410 update_stmt, remove the others. Fix comments.
5411 * tree-dfa.c (optimize_stack_restore): Likewise.
5412 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
5413 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
5414 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
5415 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
5417 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
5418 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5419 (dom_opt_finalize_block): Likewise, adjusting access to
5421 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
5422 (stmts_to_rescan): Change item type to gimple.
5423 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
5425 2009-05-24 Ira Rosen <irar@il.ibm.com>
5427 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
5428 * tree-pass.h (pass_slp_vectorize): New pass.
5429 * params.h (SLP_MAX_INSNS_IN_BB): Define.
5430 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
5431 * tree-vectorizer.c (timevar.h): Include.
5432 (user_vect_verbosity_level): Declare.
5433 (vect_location): Fix comment.
5434 (vect_set_verbosity_level): Update user_vect_verbosity_level
5435 instead of vect_verbosity_level.
5436 (vect_set_dump_settings): Add an argument. Ignore user defined
5437 verbosity if dump flags require higher level of verbosity. Print to
5438 stderr only for loop vectorization.
5439 (vectorize_loops): Update call to vect_set_dump_settings.
5440 (execute_vect_slp): New function.
5441 (gate_vect_slp): Likewise.
5442 (struct gimple_opt_pass pass_slp_vectorize): New.
5443 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
5445 (vec_info_for_bb): New function.
5446 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
5447 (VECTORIZATION_ENABLED): New macro.
5448 (SLP_ENABLED, SLP_DISABLED): Likewise.
5449 (vect_is_simple_use): Add bb_vec_info argument.
5450 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
5451 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
5452 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
5453 vect_schedule_slp, vect_analyze_slp): Likewise.
5454 (vect_analyze_stmt): Add slp_tree argument.
5455 (find_bb_location): Declare.
5456 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5457 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
5458 (vect_analyze_loop_operations, vect_analyze_loop,
5459 get_initial_def_for_induction, vect_create_epilog_for_reduction,
5460 vect_finalize_reduction, vectorizable_reduction,
5461 vectorizable_live_operation, vect_transform_loop): Likewise.
5462 * tree-data-ref.c (dr_analyze_innermost): Update comment,
5463 skip evolution analysis if analyzing a basic block.
5464 (dr_analyze_indices): Likewise.
5465 (initialize_data_dependence_relation): Skip the test whether the
5466 object is invariant for basic blocks.
5467 (compute_all_dependences): Skip dependence analysis for data
5468 references in basic blocks.
5469 (find_data_references_in_stmt): Don't fail in case of invariant
5470 access in basic block.
5471 (find_data_references_in_bb): New function.
5472 (find_data_references_in_loop): Move code to
5473 find_data_references_in_bb and add a call to it.
5474 (compute_data_dependences_for_bb): New function.
5475 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
5476 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
5478 (vect_analyze_data_ref_dependence): Check for interleaving in case of
5479 unknown dependence in basic block and fail in case of dependence in
5481 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
5482 dependence instances from either loop or basic block vectorization
5484 (vect_compute_data_ref_alignment): Check if it is loop vectorization
5485 before calling nested_in_vect_loop_p.
5486 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
5487 dependence instances from either loop or basic block vectorization
5489 (vect_verify_datarefs_alignment): Likewise.
5490 (vect_enhance_data_refs_alignment): Adjust function calls.
5491 (vect_analyze_data_refs_alignment): Likewise.
5492 (vect_analyze_group_access): Fix printing. Skip different checks if
5493 DR_STEP is 0. Keep strided stores either in loop or basic block
5494 vectorization data structure. Fix indentation.
5495 (vect_analyze_data_ref_access): Fix comments, allow zero step in
5497 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
5498 dependence instances from either loop or basic block vectorization
5500 (vect_analyze_data_refs): Update comment. Call
5501 compute_data_dependences_for_bb to analyze basic blocks.
5502 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
5503 case of loop vectorization. In case of basic block vectorization use
5504 data-ref itself as a base.
5505 (vect_create_data_ref_ptr): In case of basic block vectorization:
5506 don't advance the pointer, add new statements before the current
5507 statement. Adjust function calls.
5508 (vect_supportable_dr_alignment): Support only aligned accesses in
5509 basic block vectorization.
5510 * common.opt (ftree-slp-vectorize): New flag.
5511 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
5512 (vect_pattern_recog_1): Likewise.
5513 * tree-vect-stmts.c (process_use): Likewise.
5514 (vect_init_vector): Add new statements in the beginning of the basic
5515 block in case of basic block SLP.
5516 (vect_get_vec_def_for_operand): Adjust function calls.
5517 (vect_finish_stmt_generation): Likewise.
5518 (vectorizable_call): Add assert that it is loop vectorization, adjust
5520 (vectorizable_conversion, vectorizable_assignment): Likewise.
5521 (vectorizable_operation): In case of basic block SLP, take
5522 vectorization factor from statement's type and skip the relevance
5523 check. Adjust function calls.
5524 (vectorizable_type_demotion): Add assert that it is loop
5525 vectorization, adjust function calls.
5526 (vectorizable_type_promotion): Likewise.
5527 (vectorizable_store): Check for outer loop only in case of loop
5528 vectorization. Adjust function calls. For basic blocks, skip the
5529 relevance check and don't advance pointers.
5530 (vectorizable_load): Likewise.
5531 (vectorizable_condition): Add assert that it is loop vectorization,
5532 adjust function calls.
5533 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
5534 that it is not reduction, get vector type, call only supported
5535 functions, skip loop specific parts.
5536 (vect_transform_stmt): Check for outer loop only in case of loop
5538 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
5539 (vect_is_simple_use): Fix comment, add new argument, fix conditions
5540 for external definition.
5541 * passes.c (pass_slp_vectorize): New pass.
5542 * tree-vect-slp.c (find_bb_location): New function.
5543 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
5544 check for patterns only in loops.
5545 (vect_build_slp_tree): Add argument, adjust function calls, fail in
5546 case of multiple types in basic block SLP.
5547 (vect_mark_slp_stmts_relevant): New function.
5548 (vect_supported_load_permutation_p): Fix comment.
5549 (vect_analyze_slp_instance): Add argument. In case of basic block
5550 SLP, take vectorization factor from statement's type, check that
5551 unrolling factor is 1. Adjust function call. Save SLP instance in
5552 either loop or basic block vectorization structure. Return FALSE,
5554 (vect_analyze_slp): Add argument. Get strided stores groups from
5555 either loop or basic block vectorization structure. Return FALSE
5556 if basic block SLP failed.
5557 (new_bb_vec_info): New function.
5558 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
5559 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
5560 (vect_schedule_slp): Add argument. Get SLP instances from either
5561 loop or basic block vectorization structure. Set vectorization factor
5562 to be 1 for basic block SLP.
5563 (vect_slp_transform_bb): New function.
5564 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
5566 2009-05-23 Mark Mitchell <mark@codesourcery.com>
5568 * final.c (shorten_branches): Do not align labels for jump tables.
5569 (final_scan_insn): Use JUMP_TABLE_DATA_P.
5571 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
5573 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
5574 Remove outdated reference to flow.c and fix nits.
5575 * doc/gccint.texi: Tweak RTL description.
5576 * doc/rtl.texi: Likewise.
5578 2009-05-23 Denis Chertykov <chertykov@gmail.com>
5580 * config/avr/avr.c: Change my email address.
5581 * config/avr/avr.h: Likewise.
5582 * config/avr/avr.md: Likewise.
5583 * config/avr/avr-protos.h: Likewise.
5584 * config/avr/libgcc.S: Likewise.
5586 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5588 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
5589 (spu_split_load, spu_split_store): Change return type to int.
5590 (spu_split_convert): Declare.
5591 * config/spu/predicates.md (spu_mem_operand): Remove.
5592 (spu_mov_operand): Update.
5593 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
5594 * config/spu/spu.c (regno_aligned_for_load): Remove.
5595 (reg_aligned_for_addr, spu_expand_load): Define.
5596 (spu_expand_extv): Reimplement and handle MEM.
5597 (spu_expand_insv): Handle MEM.
5598 (spu_sched_reorder): Handle insn's with length 0.
5599 (spu_legitimate_address_p): Reimplement.
5600 (store_with_one_insn_p): Return TRUE for any mode with size
5601 larger than 16 bytes.
5602 (address_needs_split): Define.
5603 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
5605 (spu_convert_move): Define.
5606 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
5607 (spu_split_store): Change all MEM's to TImode.
5608 (spu_init_expanders): Preallocate registers that correspond to
5609 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
5611 (spu_split_convert): Define.
5612 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
5613 (_move<mode>, _movdi, _movti): Update predicate and condition.
5614 (load, store): Change to define_split.
5615 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
5617 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
5618 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
5619 define_insn_and_split of lshr<mode>3.
5620 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
5621 (<v>ashr<mode>3_imm): Define.
5622 (extv, extzv, insv): Allow MEM operands.
5623 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
5624 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
5625 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
5626 (_spu_convert2): Change to define_insn_and_split and remove the
5627 corresponding define_peephole2.
5628 (stack_protect_set, stack_protect_test, stack_protect_test_si):
5629 Change predicates to memory_operand.
5631 2009-05-22 Mark Mitchell <mark@codesourcery.com>
5633 * config/arm/thumb2.md: Add 16-bit multiply instructions.
5635 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
5637 PR tree-optimization/40219
5638 * tree.c (iterative_hash_expr): Make sure the builtin function is
5639 a normal builtin function and not a front end or back end builtin
5640 before indexing into the built_in_decls array.
5642 2009-05-22 Richard Guenther <rguenther@suse.de>
5645 * alias.c (write_dependence_p): Do not use TBAA for answering
5646 anti-dependence or output-dependence.
5647 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
5648 (emit_pointer_definition): Remove.
5649 (emit_alias_warning): Likewise.
5650 (find_what_var_points_to): Remove TBAA pruning code.
5651 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
5653 (compute_points_to_sets): Remove code computing the set of
5654 dereferenced pointers.
5655 * tree-data-ref.c (dr_may_alias_p): Properly use the split
5656 oracle for querying anti and output dependencies.
5657 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
5658 if TBAA may be applied.
5659 (refs_anti_dependent_p): New function.
5660 (refs_output_dependent_p): Likewise.
5661 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
5662 (refs_output_dependent_p): Likewise.
5663 * doc/tree-ssa.texi (Memory model): New section.
5664 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
5665 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
5666 * cfgexpand.c (expand_gimple_basic_block): Do not handle
5667 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
5668 * expr.c (expand_expr_real_1): Likewise.
5669 * gimple-low.c (lower_stmt): Likewise.
5670 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
5671 (dump_gimple_cdt): Remove.
5672 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
5673 (gimple_size): Likewise.
5674 (walk_gimple_op): Likewise.
5675 (is_gimple_stmt): Likewise.
5676 (walk_stmt_load_store_addr_ops): Likewise.
5677 (gimple_build_cdt): Remove.
5678 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
5679 * gimple.h (gimple_cdt_new_type): Remove.
5680 (gimple_cdt_new_type_ptr): Likewise.
5681 (gimple_cdt_set_new_type): Likewise.
5682 (gimple_cdt_location): Likewise.
5683 (gimple_cdt_location_ptr): Likewise.
5684 (gimple_cdt_set_location): Likewise.
5685 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
5686 * tree-cfg.c (remove_useless_stmts_1): Do not handle
5687 GIMPLE_CHANGE_DYNAMIC_TYPE.
5688 (verify_types_in_gimple_stmt): Likewise.
5689 * tree-inline.c (estimate_num_insns): Likewise.
5690 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
5691 (copy_decl_to_var): Likewise.
5692 (copy_result_decl_to_var): Likewise.
5693 * tree-pretty-print.c (dump_generic_node): Do not handle
5694 CHANGE_DYNAMIC_TYPE_EXPR.
5695 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5696 * tree-ssa-operands.c (get_expr_operands): Likewise.
5697 * tree-ssa-structalias.c (struct variable_info): Remove
5698 no_tbaa_pruning member.
5699 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
5700 (unify_nodes): Do not copy it.
5701 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
5702 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
5703 (set_uids_in_ptset): Do not check it.
5704 (find_what_var_points_to): Likewise.
5705 (compute_tbaa_pruning): Remove.
5706 (compute_points_to_sets): Do not call it.
5707 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
5708 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
5709 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
5710 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
5711 (DECL_NO_TBAA_P): Likewise.
5712 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
5713 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
5714 (expand_omp_atomic_pipeline): Do not set it.
5715 * print-tree.c (print_node): Do not dump it.
5716 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
5719 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
5722 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
5725 2009-05-22 Mark Mitchell <mark@codesourcery.com>
5727 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
5730 2009-05-22 Ben Elliston <bje@au.ibm.com>
5732 * Makefile.in (bversion.h, s-bversion): New targets.
5733 (TOPLEV_H): Add bversion.h.
5734 * toplev.h: Include "bversion.h".
5735 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
5736 the __format__ attribute only if compiling with the same version
5737 of GCC as the sources (the "build version").
5739 2009-05-22 Ben Elliston <bje@au.ibm.com>
5741 * c-format.c (handle_format_attribute): Fix comment typo.
5743 2009-05-21 Steve Ellcey <sje@cup.hp.com>
5746 * config/ia64/ia64.opt (mfused-madd): New.
5747 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
5748 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
5749 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
5750 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
5751 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
5752 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
5753 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
5754 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
5755 instruction if !TARGET_FUSED_MADD.
5756 (fpma, fpms): Remove colon from name.
5758 2009-05-22 Richard Guenther <rguenther@suse.de>
5760 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
5761 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
5762 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
5764 (create_expression_by_pieces): Only convert if necessary.
5765 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
5766 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
5768 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
5770 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
5771 regular pattern from a template and rename it ...
5772 (*extzv_truncsi_exts): ... to this.
5774 2009-05-21 Richard Guenther <rguenther@suse.de>
5776 * cgraph.h (struct cgraph_node): Remove inline_decl member.
5777 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
5778 (cgraph_default_inline_p): Likewise.
5779 (cgraph_decide_inlining_incrementally): Likewise.
5781 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
5782 Uros Bizjak <ubizjak@gmail.com>
5784 * config/i386/cpuid.h (bit_MOVBE): New.
5786 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
5788 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
5789 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
5790 (ix86_handle_option): Handle OPT_mmovbe.
5791 (ix86_target_string): Add -mmovbe.
5792 (pta_flags): Add PTA_MOVBE.
5793 (processor_alias_table): Add PTA_MOVBE to "atom".
5794 (override_options): Handle PTA_MOVBE.
5796 * config/i386/i386.h (TARGET_MOVBE): New.
5798 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
5799 (*bswapsi_movbe): New.
5800 (*bswapdi_movbe): Likewise.
5801 (bswapdi2): Renamed to ...
5803 (bswapdi2): New expander.
5805 * config/i386/i386.opt (mmovbe): New.
5807 * doc/invoke.texi: Document -mmovbe.
5809 2009-05-21 Taras Glek <tglek@mozilla.com>
5811 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
5812 * gcc-plugin.h (plugin_init): Updated signature.
5813 * gcc-plugin.h (plugin_name_args): Moved to this header.
5814 * doc/plugins.texi (plugin_init): Updated documention to reflect
5816 * doc/plugins.texi (plugin_name_args): Added to documention.
5818 2009-05-21 Mark Mitchell <mark@codesourcery.com>
5820 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
5821 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
5823 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
5825 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
5826 JUMP_TABLE_DATA_P predicates where applicable.
5827 * config/i386/predicates.md: Ditto.
5828 * config/i386/sse.md: Ditto.
5830 2009-05-21 Jakub Jelinek <jakub@redhat.com>
5832 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
5833 operand2 -128 override length_immediate attribute to 1.
5834 * config/i386/predicates.md (constm128_operand): New predicate.
5836 * config/i386/i386.c (memory_address_length): Handle %r12
5837 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
5839 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
5840 mode look through optional ZERO_EXTEND and SUBREG.
5841 * config/i386/i386.md (R12_REG): New define_constant.
5842 (prefix_data16): For sse unit set also for MODE_TI insns.
5843 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
5844 insns set if operand 1 is ext_QIreg_operand.
5845 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
5846 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
5848 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
5849 mode from MODE_DI to MODE_SI.
5850 (movdi_1_rex64): Override modrm and length_immediate attributes
5851 only for movabs (TYPE_IMOV, alternative 2).
5852 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
5853 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
5854 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
5855 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
5856 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
5857 prefix_rex attribute if DImode.
5858 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
5859 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
5860 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
5861 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
5862 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
5863 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
5864 Likewise. For TYPE_IMOV clear length_immediate attribute.
5865 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
5866 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
5867 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
5868 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
5869 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
5870 or one operand TYPE_ISHIFT.
5871 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
5872 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
5873 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
5874 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
5875 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
5876 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
5877 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
5878 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
5879 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
5880 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
5881 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
5882 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
5883 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
5884 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
5885 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
5886 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
5887 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
5888 set mode attribute, don't override length attribute.
5889 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
5891 (return_internal_long): Set length attribute to 2 instead of 1.
5892 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
5893 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
5894 prefix_rex attribute.
5895 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
5897 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
5899 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5901 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
5903 2009-05-20 Ian Lance Taylor <iant@google.com>
5905 * tree.c (build_tree_list_vec_stat): New function.
5906 (ctor_to_vec): New function.
5907 (build_nt_call_vec): New function.
5908 (build_call_array): Change args to be a const pointer.
5909 (build_call_vec): New function.
5910 * tree.h (build_nt_call_vec): Declare.
5911 (build_tree_list_vec_stat): Declare.
5912 (build_tree_list_vec): Define.
5913 (build_call_array): Update declaration.
5914 (build_call_vec): Declare.
5915 (ctor_to_vec): Declare.
5916 * c-common.c (tree_vector_cache): New static variable.
5917 (make_tree_vector): New function.
5918 (release_tree_vector): New function.
5919 (make_tree_vector_single): New function.
5920 (make_tree_vector_copy): New function.
5921 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
5922 (make_tree_vector_single, make_tree_vector_copy): Declare.
5923 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
5924 (c_parser_expr_list): Don't manage cache here, instead call
5926 (c_parser_release_expr_list): Remove static function.
5927 (c_parser_vec_to_tree_list): Remove static function.
5928 (c_parser_attributes): Call build_tree_list_vec instead of
5929 c_parser_vec_to_tree_list. Call release_tree_vector instead of
5930 c_parser_release_expr_list.
5931 (c_parser_postfix_expression_after_primary): Likewise.
5932 (c_parser_objc_keywordexpr): Likewise.
5934 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
5936 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
5937 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
5938 TARGET_CONVERT_TO_TYPE.
5939 * hooks.c (hook_tree_const_tree_null): Define.
5940 * hooks.h (hook_tree_const_tree_null): Declare.
5941 * target.h (struct gcc_target): Add invalid_parameter_type,
5942 invalid_return_type, promoted_type, and convert_to_type fields.
5943 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
5944 (TARGET_INVALID_RETURN_TYPE): Define.
5945 (TARGET_PROMOTED_TYPE): Define.
5946 (TARGET_CONVERT_TO_TYPE): Define.
5947 (TARGET_INITIALIZER): Update for new fields.
5948 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
5949 (grokparms): Check targetm.invalid_parameter_type.
5950 * c-typeck.c (default_conversion): Check targetm.promoted_type.
5951 * c-convert.c (convert): Check targetm.convert_to_type.
5953 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
5955 * config/mips/mips.md (*extenddi_truncate<mode>,
5956 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
5958 (*extendhi_truncateqi): New define_insn_and_sptit.
5960 2009-05-20 Jakub Jelinek <jakub@redhat.com>
5963 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
5964 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
5966 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
5968 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
5969 the operand of VIEW_CONVERT_EXPR.
5971 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
5973 * config/i386/driver-i386.c (host_detect_local_cpu): Check
5974 extended family and model for Intel processors. Support Intel Atom.
5976 2009-05-20 Olivier Hainque <hainque@adacore.com>
5978 * gstab.h (stab_code_type): Define, to be used instead of the
5979 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
5981 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
5982 occurrences by stab_code_type.
5983 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
5985 2009-05-20 Martin Jambor <mjambor@suse.cz>
5987 * tree-flow.h (insert_edge_copies_seq): Undeclare.
5988 (sra_insert_before): Likewise.
5989 (sra_insert_after): Likewise.
5990 (sra_init_cache): Likewise.
5991 (sra_type_can_be_decomposed_p): Likewise.
5992 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
5993 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
5994 (sra_insert_before): Likewise.
5995 (sra_insert_after): Likewise.
5996 (sra_init_cache): Likewise.
5997 (insert_edge_copies_seq): Made static and moved upwards.
5999 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
6002 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
6004 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
6005 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
6008 2009-05-20 Richard Guenther <rguenther@suse.de>
6010 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6011 with mismatched comparison modes.
6013 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6015 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
6016 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
6017 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
6018 with shifts for Thumb2.
6019 (orsi_notsi): New for orn.
6020 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
6021 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
6022 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
6023 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
6024 Don't invert remainder for IOR.
6026 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
6028 PR tree-optimization/40087
6029 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
6030 number_of_iterations_ne): Rename never_infinite argument.
6031 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
6032 number_of_iterations_le): Handle pointer-type ivs when
6033 exit_must_be_taken is false.
6034 (number_of_iterations_cond): Do not always assume that
6035 exit_must_be_taken if the control variable is a pointer.
6037 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6039 * c-typeck.c (build_binary_op): Allow % on integal vectors.
6040 * doc/extend.texi (Vector Extension): Document that % is allowed too.
6042 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
6044 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
6045 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
6047 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6050 * c.opt (Wlogical-op): Disabled by default.
6051 * c-opt (c_common_post_options): Do not enable Wlogical-op with
6053 * doc/invoke.texi (Wlogical-op): Likewise.
6055 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
6057 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
6059 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
6060 Propagate the type of the first operand.
6061 <ASSERT_EXPR>: Simplify.
6062 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
6063 Rewrite using the RHS code as discriminant.
6064 <NOP_EXPR>: Turn into CASE_CONVERT.
6065 <PLUS_EXPR>: Propagate the type of the first operand.
6067 2009-05-19 Steve Ellcey <sje@cup.hp.com>
6069 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
6070 (ia64_dconst_0_375): New.
6071 * config/ia64/ia64.c (ia64_override_options): Remove
6072 -minline-sqrt-min-latency warning.
6073 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
6074 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
6075 * config/ia64/ia64.md (*sqrt_approx): Remove.
6076 (sqrtsf2): Remove #if 0.
6077 (sqrtsf2_internal_thr): Rewrite and move to div.md.
6078 (sqrtdf): Remove assert.
6079 (sqrtdf2_internal_thr): Rewrite and move to div.md.
6080 (sqrtxf2): Remove #if 0.
6081 (sqrtxf2_internal_thr): Rewrite and move to div.md.
6082 * div.md (sqrt_approx_rf): New.
6083 (sqrtsf2_internal_thr): New implementation.
6084 (sqrtsf2_internal_lat): New.
6085 (sqrtdf2_internal_thr: New implementation.
6086 (sqrtxf2_internal): New implementation.
6088 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
6089 Hans-Peter Nilsson <hp@axis.com>
6091 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
6092 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
6093 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
6094 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
6095 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
6096 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
6097 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
6098 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
6099 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
6100 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
6101 * c-common.c: ...from here.
6103 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6105 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
6107 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6109 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
6111 2009-05-19 Ben Elliston <bje@au.ibm.com>
6113 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
6114 assignments with memcpy calls.
6115 (add_fdes): Likewise.
6116 (binary_search_unencoded_fdes): Likewise.
6117 (linear_search_fdes): Eliminate type puns.
6119 2009-05-19 Richard Guenther <rguenther@suse.de>
6121 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
6122 not falsely claim to have propagated into all uses.
6124 2009-05-19 Ben Elliston <bje@au.ibm.com>
6126 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
6129 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6131 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
6132 * config/sh/sh.c (sh_legitimate_address_p): Make static.
6133 (TARGET_LEGITIMATE_ADDRESS_P): New.
6134 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6135 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6137 2009-05-18 Dodji Seketeli <dodji@redhat.com>
6140 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
6141 child of the containing namespace's DIE.
6143 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
6145 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
6146 *zero_extendhi_truncqi): Move after the zero_extend patterns.
6147 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
6150 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
6153 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
6154 gen_align with gen_pad.
6155 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
6156 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
6158 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
6159 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
6161 * config/i386/i386.md (align): Renamed to ...
6162 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
6163 ASM_OUTPUT_MAX_SKIP_PAD.
6165 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
6167 * config.gcc: Fix variable syntax.
6170 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
6171 before calling exact_log2.
6172 (output_iorsi3): Likewise.
6173 (output_xorsi3): Likewise.
6175 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6177 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
6178 for the none zero constant operand except for EQ and NE
6179 comprisons even when the first operand is R0.
6181 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
6183 * config/s390/2064.md: Remove trailing whitespaces.
6184 * config/s390/2084.md: Likewise.
6185 * config/s390/constraints.md: Likewise.
6186 * config/s390/fixdfdi.h: Likewise.
6187 * config/s390/libgcc-glibc.ver: Likewise.
6188 * config/s390/s390-modes.def: Likewise.
6189 * config/s390/s390-protos.h: Likewise.
6190 * config/s390/s390.c: Likewise.
6191 * config/s390/s390.h: Likewise.
6192 * config/s390/s390.md: Likewise.
6193 * config/s390/tpf-unwind.h: Likewise.
6195 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6197 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
6199 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6202 * configure.ac (m68k-*-*): Check if binutils support TLS.
6203 * configure: Regenerate.
6204 * config/m68k/predicates.md (symbolic_operand): Extend comment.
6205 * config/m68k/constraints.md (Cu): New constraint.
6206 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
6207 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
6208 (movsi): Handle TLS symbols.
6209 (addsi3_5200): Handle XTLS symbols, indent.
6210 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
6211 (m68k_tls_reference_p): Declare.
6212 (m68k_legitimize_address): Declare.
6213 (m68k_unwrap_symbol): Declare.
6214 * config/m68k/m68k.opt (mxtls): New option.
6215 * config/m68k/m68k.c (ggc.h): Include.
6216 (m68k_output_dwarf_dtprel): Implement hook.
6217 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6218 (m68k_expand_prologue): Load GOT pointer when function needs it.
6219 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
6220 (m68k_legitimate_constant_address_p): Same.
6221 (m68k_decompose_address): Handle TLS references.
6222 (m68k_get_gp): New static function.
6223 (enum m68k_reloc): New contants.
6224 (TLS_RELOC_P): New macro.
6225 (m68k_wrap_symbol): New static function.
6226 (m68k_unwrap_symbol): New function.
6227 (m68k_final_prescan_insn_1): New static function.
6228 (m68k_final_prescan_insn): New function.
6229 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
6231 (legitimize_pic_address): Handle TLS references..
6232 (m68k_tls_get_addr, m68k_get_tls_get_addr)
6233 (m68k_libcall_value_in_a0_p)
6234 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
6235 (m68k_call_m68k_read_tp): Helper variables and functions for ...
6236 (m68k_legitimize_tls_address): Handle TLS references.
6237 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
6239 (m68k_legitimize_address): Handle TLS symbols.
6240 (m68k_get_reloc_decoration): New static function.
6241 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
6243 (m68k_output_dwarf_dtprel): Implement hook.
6244 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
6245 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
6246 m68k_call_* routines.
6247 (sched_attr_op_type): Handle TLS symbols.
6248 (gt-m68k.h): Include.
6249 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
6250 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
6252 2009-05-18 Martin Jambor <mjambor@suse.cz>
6254 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
6255 (visit_store_addr_for_mod_analysis): New function.
6256 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
6257 (determine_cst_member_ptr): Use gimple_assign_single_p.
6258 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
6259 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
6260 operands. Don't check number of operands of a NOP_EXPR.
6262 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
6264 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
6266 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
6269 * c-common.c (warn_logical_operator): Don't warn if one of
6270 expression isn't always true or false.
6272 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
6274 * config/i386/biarch32.h: New file.
6275 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
6277 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
6279 * config/mips/mips.md (*zero_extend<mode>_trunchi,
6280 *zero_extend<mode>_truncqi): Merge these into ...
6281 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
6282 Name the pattern following this as *zero_extendhi_truncqi.
6284 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
6287 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
6288 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
6289 (output_info): Make field HOST_WIDEST_INT.
6290 (print_statistics): Use HOST_WIDEST_INT_PRINT.
6291 (dump_bitmat_statistics): Same.
6293 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
6295 * config.gcc (use_gcc_stdint): Set to wrap.
6296 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
6297 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
6298 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6299 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
6300 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
6301 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
6302 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6303 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
6305 2009-05-16 Joseph Myers <joseph@codesourcery.com>
6307 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
6309 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
6310 Move definitions earlier.
6311 (OPT_ARCH64, OPT_ARCH32): Define.
6312 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
6315 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6318 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
6321 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6323 * arm.md (movdi2): Copy non-reg values to DImode registers.
6325 2009-05-16 Jakub Jelinek <jakub@redhat.com>
6328 * final.c (label_to_max_skip): New function.
6329 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
6330 CODE_LABEL_NUMBER <= max_labelno.
6331 * output.h (label_to_max_skip): New prototype.
6332 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
6333 (ix86_avoid_jump_mispredicts): ... this. Don't define if
6334 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
6335 Handle CODE_LABELs with >= 16 byte alignment or with
6336 max_skip == (1 << align) - 1.
6337 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
6338 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
6341 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
6342 .p2align 3 if MAX_SKIP is smaller than 7.
6343 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6345 2009-05-15 Ian Lance Taylor <iant@google.com>
6347 * alias.c (struct alias_set_entry_d): Rename from struct
6348 alias_set_entry. Change all uses.
6349 * except.c (struct call_site_record_d): Rename from struct
6350 call_site_record. Change all uses.
6351 * except.h (struct eh_region_d): Rename from struct eh_region.
6353 * gcse.c (struct hash_table_d): Rename from struct hash_table.
6355 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
6356 ivtype_map_elt. Change all uses.
6357 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
6359 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
6360 * graphite.h (struct name_tree_d): Rename from struct name_tree.
6362 (struct sese_d): Rename from struct sese. Change all uses.
6363 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
6364 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
6365 * optabs.h (struct optab_d): Rename from struct optab. Change all
6367 (struct convert_optab_d): Rename from struct convert_optab.
6369 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
6370 ipa_opt_pass. Change all uses.
6371 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
6374 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
6375 defined as a typedef.
6376 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
6379 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6382 * fold-const.c (make_range,build_range_check,merge_ranges): Move
6384 (merge_ranges): Returns bool.
6385 * tree.h (make_range): .. to here.
6386 (build_range_check): Likewise.
6387 (merge_ranges): Likewise. Renamed from merge_ranges.
6388 * c-typeck.c (parser_build_binary_op): Update calls to
6389 warn_logical_operator.
6390 * c-common.c (warn_logical_operator): Add new warning.
6391 * c-common.h (warn_logical_operator): Update declaration.
6393 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6395 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
6397 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6399 * doc/install.texi: Document MPC requirements, flags etc.
6401 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
6402 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
6403 Evaluate constant arguments.
6404 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
6405 (fold_builtin_1): Likewise, also evaluate constant arguments.
6406 Remove superfluous break.
6407 (do_mpc_ckconv): New.
6408 * real.h: Include mpc.h.
6409 * toplev.c (print_version): Output MPC version info if available.
6411 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6413 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
6415 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
6417 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
6420 2009-05-15 Jan Hubicka <jh@suse.cz>
6422 * doc/invoke.texi (max-early-inliner-iterations): New flag.
6423 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
6424 (try_inline): Fix return value.
6425 (cgraph_decide_inlining_incrementally): Honor new value.
6426 (cgraph_early_inlining): Handle indirect inlining.
6427 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
6429 2009-05-15 Jan Hubicka <jh@suse.cz>
6431 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
6432 * cgraphunit.c (cgraph_finalize_function): Set it.
6433 (cgraph_expand_function): Use it.
6435 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6437 * real.c (encode_ieee_half): Define.
6438 (decode_ieee_half): Define.
6439 (ieee_half_format): Define.
6440 (arm_half_format): Define.
6441 * real.h (ieee_half_format): Declare.
6442 (arm_half_format): Declare.
6444 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6446 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
6447 swapped, and reversed optabs exist before trying to use them.
6449 2009-05-15 Paul Brook <paul@codesourcery.com>
6450 Sandra Loosemore <sandra@codesourcery.com>
6452 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
6453 loads. Allow PRE_DEC.
6454 (output_move_neon): Handle PRE_DEC.
6455 (arm_print_operand): Add 'A' for neon structure loads.
6456 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
6457 * config/arm/neon.md (neon_mov): Update comment.
6458 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
6460 (Um): New constraint.
6462 2009-05-15 Jan Hubicka <jh@suse.cz>
6464 Revert the following patch until testsuite fallout is fixed:
6465 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6466 * cgraph.h (struct inline_summary): New filed self_wize,
6467 size_inlining_benefit, self_time and time_inlining_benefit.
6468 (struct cgraph_global_info): Replace insns by time ans size fields.
6469 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6470 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6471 (ipcp_update_callgraph): Do not touch function bodies.
6472 * ipa-inline.c: Include except.h
6473 (MAX_TIME): New constant.
6474 (overall_insns): Remove
6475 (overall_size, max_benefit): New static variables.
6476 (cgraph_estimate_time_after_inlining): New function.
6477 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6478 (cgraph_clone_inlined_nodes): Update size.
6479 (cgraph_mark_inline_edge): Update size.
6480 (cgraph_estimate_growth): Use size info.
6481 (cgraph_check_inline_limits): Check size.
6482 (cgraph_default_inline_p): Likewise.
6483 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6484 (cgraph_decide_recursive_inlining): Check size.
6485 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6487 (cgraph_decide_inlining): Likewise.
6488 (cgraph_decide_inlining_incrementally): Likewise; honor
6489 PARAM_EARLY_INLINING_INSNS.
6490 (likely_eliminated_by_inlining_p): New predicate.
6491 (estimate_function_body_sizes): New function.
6492 (compute_inline_parameters): Use it.
6493 * except.c (must_not_throw_labels): New function.
6494 * except.h (must_not_throw_labels): Declare.
6495 * tree-inline.c (init_inline_once): Kill inlining_weigths
6496 * tree-ssa-structalias.c: Avoid uninitialized warning.
6497 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6498 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6499 (PARAM_INLINE_CALL_COST): Remove.
6500 (PARAM_EARLY_INLINING_INSNS): New.
6502 2009-05-15 Richard Guenther <rguenther@suse.de>
6504 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
6505 not TODO_update_ssa.
6507 2009-05-15 Richard Guenther <rguenther@suse.de>
6509 PR tree-optimization/39999
6510 * gimple.h (gimple_expr_type): Use the expression type looking
6511 through useless conversions.
6512 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
6513 (vn_nary_op_insert_stmt): Likewise.
6514 (simplify_binary_expression): Likewise.
6516 2009-05-15 Richard Guenther <rguenther@suse.de>
6518 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
6519 New options, enabled by default.
6520 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
6522 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
6523 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
6524 * tree-ssa-structalias.c (gate_tree_pta): New function.
6525 (pass_build_alias): Use it.
6527 2009-05-15 Joseph Myers <joseph@codesourcery.com>
6529 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
6530 recurse on an invariant address if a conversion from a pointer
6531 type to a wider integer type is involved.
6533 2009-05-15 Jan Hubicka <jh@suse.cz>
6535 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6536 * cgraph.h (struct inline_summary): New filed self_wize,
6537 size_inlining_benefit, self_time and time_inlining_benefit.
6538 (struct cgraph_global_info): Replace insns by time ans size fields.
6539 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6540 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6541 (ipcp_update_callgraph): Do not touch function bodies.
6542 * ipa-inline.c: Include except.h
6543 (MAX_TIME): New constant.
6544 (overall_insns): Remove
6545 (overall_size, max_benefit): New static variables.
6546 (cgraph_estimate_time_after_inlining): New function.
6547 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6548 (cgraph_clone_inlined_nodes): Update size.
6549 (cgraph_mark_inline_edge): Update size.
6550 (cgraph_estimate_growth): Use size info.
6551 (cgraph_check_inline_limits): Check size.
6552 (cgraph_default_inline_p): Likewise.
6553 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6554 (cgraph_decide_recursive_inlining): Check size.
6555 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6557 (cgraph_decide_inlining): Likewise.
6558 (cgraph_decide_inlining_incrementally): Likewise; honor
6559 PARAM_EARLY_INLINING_INSNS.
6560 (likely_eliminated_by_inlining_p): New predicate.
6561 (estimate_function_body_sizes): New function.
6562 (compute_inline_parameters): Use it.
6563 * except.c (must_not_throw_labels): New function.
6564 * except.h (must_not_throw_labels): Declare.
6565 * tree-inline.c (init_inline_once): Kill inlining_weigths
6566 * tree-ssa-structalias.c: Avoid uninitialized warning.
6567 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6568 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6569 (PARAM_INLINE_CALL_COST): Remove.
6570 (PARAM_EARLY_INLINING_INSNS): New.
6571 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
6572 (inline-call-cost): Remove.
6573 (early-inlining-insns): New.
6575 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
6577 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
6579 (print_int_cst_bounds_in_octal_p): Likewise.
6580 (dbxout_type): Adjust calls to above functions. Be prepared to deal
6582 * dwarf2out.c (base_type_die): Likewise.
6583 (is_subrange_type): Delete.
6584 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
6585 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
6586 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
6587 if the destination type is boolean.
6588 (build_range_check): Do not special-case subtypes.
6589 (fold_sign_changed_comparison): Likewise.
6590 (fold_unary): Likewise.
6591 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
6592 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
6593 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
6594 * tree.c (subrange_type_for_debug_p): New predicate based on the
6595 former is_subrange_type.
6596 * tree.h (subrange_type_for_debug_p): Declare.
6597 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
6598 (convert_affine_scev): Remove call to above function.
6599 (chrec_convert_aggressive): Likewise.
6600 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
6601 false for conversions involving subtypes.
6602 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
6603 (vrp_val_min): Likewise.
6604 (needs_overflow_infinity): Likewise.
6605 (extract_range_from_unary_expr): Likewise.
6607 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
6609 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6610 * config/frv/frv.c: Likewise.
6611 * config/s390/s390.c: Likewise.
6612 * config/sparc/sparc.h: Likewise.
6613 * config/i386/i386.h: Likewise.
6614 * config/i386/i386.c: Likewise.
6615 * config/crx/crx.c: Likewise.
6616 * config/m68hc11/m68hc11.h: Likewise.
6617 * config/iq2000/iq2000.c: Likewise.
6618 * config/mn10300/mn10300.h: Likewise.
6619 * config/mn10300/mn10300.c: Likewise.
6620 * config/m68k/m68k.c: Likewise.
6621 * config/rs6000/rs6000.c: Likewise.
6622 * config/rs6000/xcoff.h: Likewise.
6623 * config/rs6000/linux64.h: Likewise.
6624 * config/rs6000/sysv4.h: Likewise.
6625 * config/score/score3.c: Likewise.
6626 * config/score/score7.c: Likewise.
6627 * config/score/score.c: Likewise.
6628 * config/arm/arm.md: Likewise.
6629 * config/mips/mips.c: Likewise.
6630 * config/mips/mips.md: Likewise.
6631 * config/bfin/bfin.h: Likewise.
6632 * config/pa/pa.c: Likewise.
6633 * config/pa/constraints.md: Likewise.
6635 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
6636 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
6637 * config/pdp11/pdp11.h: Use memory_address_p instead.
6639 2009-05-14 Ian Lance Taylor <iant@google.com>
6641 * passes.c (finish_optimization_passes): Change i to int.
6642 * plugin.c (plugins_active_p): Change event to int.
6643 (dump_active_plugins): Likewise.
6644 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
6646 * tree.c (tree_range_check_failed): Change c to unsigned int.
6647 (omp_clause_range_check_failed): Likewise.
6648 (build_common_builtin_nodes): Change mode to int. Add cast.
6649 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
6650 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
6652 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
6653 ++ or -- with a variable of enum type.
6655 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6658 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
6660 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6662 * store-motion.c: Do not include params.h
6663 * Makefile.in: Fix dependencies for various files.
6665 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6667 * auto-inc-dec.c: Fix pass description, remove apparent
6668 accidental duplication.
6670 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
6673 * ipa-utils.h (memory_identifier_string): Moved to ...
6674 * tree.h (memory_identifier_string): Here. Add GTY(()).
6676 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
6678 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
6679 in the former documentation of...
6680 (GO_IF_LEGITIMATE_ADDRESS): ... this.
6681 * ira-conflicts.c (get_dup_num): Use address_operand.
6682 * targhooks.c (default_legitimate_address_p): New.
6683 * targhooks.h (default_legitimate_address_p): New.
6684 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
6686 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
6687 * target.h (struct target): Add legitimate_address_p.
6688 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
6689 (TARGET_INITIALIZER): Include it.
6691 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6692 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
6693 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
6694 (TARGET_LEGITIMATE_ADDRESS_P): New.
6696 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6697 (REG_OK_STRICT_P): Delete.
6698 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
6699 (frv_legitimate_address_p_1): ... this.
6700 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
6701 (frv_legitimate_address_p_1): ... the renamed old
6702 frv_legitimate_address_p.
6703 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
6704 (TARGET_LEGITIMATE_ADDRESS_P): New.
6706 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6707 * config/s390/s390-protos.h (legitimate_address_p): Remove.
6708 * config/s390/s390.c (legitimate_address_p): Rename to...
6709 (s390_legitimate_address_p): ... this, make static.
6710 (legitimize_address): Adjust call.
6711 (TARGET_LEGITIMATE_ADDRESS_P): New.
6712 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
6714 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6715 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
6716 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
6717 (TARGET_LEGITIMATE_ADDRESS_P): New.
6719 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6720 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
6721 * config/spu/spu.c (spu_legitimate_address): Rename to...
6722 (spu_legitimate_address_p): ... this, make static.
6723 (TARGET_LEGITIMATE_ADDRESS_P): New.
6725 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6726 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
6727 * config/sparc/sparc.c (legitimate_address_p): Rename to...
6728 (sparc_legitimate_address_p): ... this, make static and return bool.
6729 (legitimize_address): Adjust call.
6730 (TARGET_LEGITIMATE_ADDRESS_P): New.
6732 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6733 * config/i386/i386-protos.h (legitimate_address_p): Remove.
6734 * config/i386/i386.c (legitimate_address_p): Rename to...
6735 (ix86_legitimate_address_p): ... this, make static.
6736 (constant_address_p): Move after it, adjust call.
6737 (TARGET_LEGITIMATE_ADDRESS_P): New.
6739 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6740 * config/avr/avr-protos.h (legitimate_address_p): Remove.
6741 * config/avr/avr.c (legitimate_address_p): Rename to...
6742 (avr_legitimate_address_p): ... this, make static.
6743 (legitimize_address): Adjust call.
6744 (TARGET_LEGITIMATE_ADDRESS_P): New.
6746 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6747 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
6748 * config/crx/crx.c (crx_legitimate_address_p): Make static.
6749 (TARGET_LEGITIMATE_ADDRESS_P): New.
6751 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6752 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
6753 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
6754 (TARGET_LEGITIMATE_ADDRESS_P): New.
6756 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6757 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
6759 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
6761 (TARGET_LEGITIMATE_ADDRESS_P): New.
6763 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6764 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
6766 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
6768 (m68hc11_legitimate_address_p): ... this, make static.
6769 (go_if_legitimate_address_internal): Rename to...
6770 (m68hc11_legitimate_address_p_1): ... this.
6771 (legitimize_address): Adjust call.
6772 (TARGET_LEGITIMATE_ADDRESS_P): New.
6774 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6775 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
6776 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
6777 (TARGET_LEGITIMATE_ADDRESS_P): New.
6779 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6780 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
6781 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
6782 (mn10300_legitimate_address_p): ... this, make static.
6783 (TARGET_LEGITIMATE_ADDRESS_P): New.
6785 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6786 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
6787 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
6788 (TARGET_LEGITIMATE_ADDRESS_P): New.
6790 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6791 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
6792 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
6793 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6794 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
6795 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
6796 (rs6000_legitimate_address_p): ... this, make static.
6797 (TARGET_LEGITIMATE_ADDRESS_P): New.
6798 (REG_MODE_OK_FOR_BASE_P): Delete.
6799 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
6801 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6802 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
6804 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
6805 static, adjust types.
6806 (TARGET_LEGITIMATE_ADDRESS_P): New.
6808 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6809 * config/score/score.c (score_address_p): Rename to...
6810 (score_legitimate_address_p): ... this.
6811 (TARGET_LEGITIMATE_ADDRESS_P): New.
6812 * config/score/score3.c (score3_address_p): Rename to...
6813 (score3_legitimate_address_p): ... this.
6814 * config/score/score7.c (score7_address_p): Rename to...
6815 (score7_legitimate_address_p): ... this.
6817 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
6818 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
6819 GO_IF_LEGITIMATE_ADDRESS): Delete.
6820 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
6821 thumb2_legitimate_address_p): Delete.
6822 (arm_legitimate_address_p): Rename to...
6823 (arm_legitimate_address_outer_p): ... this.
6824 * config/arm/constraints.md ("Uq"): Adjust call.
6825 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
6826 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
6828 (arm_legitimate_address_outer_p): ... this.
6829 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
6831 (TARGET_LEGITIMATE_ADDRESS_P): New.
6833 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6834 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
6835 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
6836 (TARGET_LEGITIMATE_ADDRESS_P): New.
6838 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6839 * config/vax/vax-protos.h (legitimate_address_p): Remove.
6840 * config/vax/vax.c (legitimate_address_p): Rename to...
6841 (vax_legitimate_address_p): ... this, make static.
6842 (TARGET_LEGITIMATE_ADDRESS_P): New.
6844 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6845 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
6846 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
6847 (TARGET_LEGITIMATE_ADDRESS_P): New.
6849 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6850 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
6851 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
6852 (mmix_legitimate_address_p): ... this, make static.
6853 (TARGET_LEGITIMATE_ADDRESS_P): New.
6855 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6856 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
6857 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
6858 (TARGET_LEGITIMATE_ADDRESS_P): New.
6860 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
6862 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
6863 of MODE_COMPLEX_INT.
6865 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6867 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
6868 LCT_NORMAL in function call.
6869 * mips-tdump.c (print_file_desc): Add cast to enum type.
6870 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
6871 (mark_stabs): Add casts to enum types.
6872 (parse_stabs_common): Add casts to enum types.
6874 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
6876 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
6877 Check for invalid values of LETTER.
6879 2009-05-13 Taras Glek <tglek@mozilla.com>
6881 * attribs.c (register_attribute): moved out attribute registration
6882 into register_attribute.
6883 * doc/plugins.texi: Documented register_attribute and
6885 * gcc-plugin.h: Added forward decl for register_attribute.
6886 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
6887 * plugin.c (register_callback, invoke_plugin_callbacks): Added
6888 PLUGIN_ATTRIBUTES boilerplate.
6890 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
6892 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
6893 values even in sentinel and empty entries.
6894 (ms_printf_flag_specs): Likewise.
6895 (ms_scanf_flag_specs): Likewise.
6896 (ms_strftime_flag_specs): Likewise.
6897 (ms_print_char_table): Likewise.
6898 (ms_scan_char_table): Likewise.
6899 (ms_time_char_table): Likewise.
6901 2009-05-13 Doug Kwan <dougkwan@google.com>
6903 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
6905 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
6907 * config/mips/mips.md (store): Add attributes for QI and HI.
6909 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
6910 (truncdi<mode>2): ... this new pattern.
6912 2009-05-13 Brad Hards <bradh@kde.org>
6914 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
6916 2009-05-14 Jakub Jelinek <jakub@redhat.com>
6917 Ben Elliston <bje@au.ibm.com>
6920 * dse.c (check_mem_read_rtx): Guard against width == -1.
6922 2009-05-13 Michael Matz <matz@suse.de>
6925 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
6926 (trivially_conflicts_p): New function.
6927 (insert_backedge_copies): Use it.
6929 2009-05-13 Janis Johnson <janis187@us.ibm.com>
6931 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
6932 (handle_stdc_pragma): Use new enum constant names.
6933 (handle_pragma_float_const_decimal64): Ditto.
6935 2009-05-13 Ian Lance Taylor <iant@google.com>
6937 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
6940 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
6942 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
6943 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
6945 * config/m68k/m68k.h (FL_UCLINUX): Define.
6947 2009-05-13 Jan Hubicka <jh@suse.cz>
6949 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
6951 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6953 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
6954 unless -fschedule-insns is specified.
6956 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6959 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
6960 TARGET_EXPAND_CBRANCHDI4.
6961 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
6962 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
6963 (cmpeqdi): Fix comment.
6965 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6967 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
6968 (sh_legitimate_address_p): Likewise.
6969 * config/sh/sh.c (sh_legitimate_index_p): New.
6970 (sh_legitimate_address_p): Likewise.
6971 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
6972 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
6973 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
6974 (MAYBE_BASE_REGISTER_RTX_P): New macro.
6975 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
6976 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
6977 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
6978 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
6979 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
6981 2009-05-12 Jan Hubicka <jh@suse.cz>
6983 * tree-inline.c (estimate_operator_cost): Add operands;
6984 when division happens by constant, it is cheap.
6985 (estimate_num_insns): Loads and stores are not having cost of 0;
6986 EH magic stuff is cheap; when computing runtime cost of switch,
6987 use log2 base of amount of its cases; builtin_expect has cost of 0;
6988 compute cost for moving return value of call.
6989 (init_inline_once): Initialize time_based flags.
6990 * tree-inline.h (eni_weights_d): Add time_based flag.
6992 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
6994 * df-core.c: Update head documentation.
6996 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6999 * rs6000.c (rs6000_generate_compare): Use op1b instead of
7000 shadowing exisiting variable op1.
7002 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
7005 * config/i386/driver-i386.c (processor_signatures): New enum.
7006 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
7007 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
7008 processor signature to detect geode processor.
7010 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7014 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7016 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7017 causes spurious differences between trunk and cond-optab branch.
7019 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7021 * dojump.c (compare_from_rtx): Delete.
7022 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
7023 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
7024 if the comparison does not satisfy the predicate; test predicates for
7025 operands 2 and 3 of a cstore pattern. Don't try cstore optab
7026 further if one existing pattern fails.
7027 * expr.h (compare_from_rtx): Delete.
7028 (prepare_operand): Declare it.
7029 * optabs.c: Change "lib call" to "libcall" throughout.
7030 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
7031 HAVE_conditional_trap, emit_cmp_insn): Delete.
7032 (can_compare_p): Delete cmp_optab case.
7033 (prepare_float_lib_cmp): Return an rtx and a machine mode.
7034 Accept other parameters by value.
7035 (prepare_operand): Make non-static.
7036 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
7037 other parameters by value. Try to widen operands here based on
7038 an optab_methods argument and looking at cbranch_optab.
7039 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
7040 loop. Use cbranch_optab directly.
7041 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
7042 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
7044 (emit_conditional_move, emit_conditional_add): Inline what's needed
7045 of compare_from_rtx, using new prepare_cmp_insn for the rest.
7046 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
7047 with COMPARE. Move cmov_optab and cstore_optab above
7048 with cbranch_optab, move cmp_optab down with ucmp_optab,
7049 remove tst_otpab. Do not initialize trap_rtx.
7050 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
7051 for trap code. Do not check HAVE_conditional_trap. Use
7052 prepare_cmp_insn. Accept no predicate for operand 3.
7053 * optabs.h (OTI_cmp): Mark as used only for libcalls.
7054 (OTI_ctrap, ctrap_optab): New.
7055 (tst_optab): Delete.
7056 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
7057 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
7058 with lookup of ctrap_optab.
7059 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
7063 * combine.c (combine_simplify_rtx, simplify_set): Do not
7064 special case comparing against zero for cc0 machines.
7065 * simplify-rtx.c (simplify_binary_operation_1): Never remove
7066 COMPARE on cc0 machines.
7067 (simplify_relational_operation): Return a new expression when
7068 a COMPARE could be removed.
7069 * final.c (final_scan_insn): Compare cc_status values
7070 against LHS of a (compare FOO (const_int 0)) cc0 source.
7071 Also check if cc_status.value is the full compare.
7073 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
7074 (cstoreMM4): Document.
7075 (conditional_trap): Document ctrapMM4 instead.
7076 (sync_compare_and_swapMM): Refer to cbranchcc4.
7077 (Dependent Patterns): Eliminate obsolete information referring to
7078 the old jump optimization phase.
7079 (Canonicalization): Include cbranchcc4 case, omit canonicalization
7080 of compares with 0 on cc0 machines.
7081 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
7082 avoiding references to cc0. Remove text about storing operands
7084 * doc/tm.texi (Condition Codes): Include blurb on different
7085 condition code representations, separate into subsections for
7086 CC0, MODE_CC and conditional execution.
7088 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
7089 alpha_emit_setcc): Accept operands and a machine mode.
7090 * config/alpha/alpha.c (alpha_emit_conditional_branch):
7091 Get code/op0/op1 from operands, use machine mode argument
7092 instead of alpha_compare.fp_p. Emit the branch here.
7093 (alpha_emit_setcc): Likewise, and return boolean.
7094 (alpha_emit_conditional_move): Likewise. Assert that
7095 cmp_op_mode == cmp_mode, and simplify accordingly.
7096 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
7097 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
7098 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
7100 (stack probe test): Use cbranchdi4.
7101 * config/alpha/predicates.md (alpha_cbranch_operator): New.
7103 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
7104 * config/arc/arc.h (movsicc, movsfcc): Use it.
7105 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
7106 (cbranchsi4, cstoresi4): New.
7107 (cmpsi, bCC and sCC expanders): Remove.
7109 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
7110 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
7111 * config/arm/predicates.md (arm_comparison_operator): Only include
7112 floating-point operators if there is a hardware floating-point unit.
7113 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
7114 deferring to cbranch_cc and cstore_cc respectively.
7115 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
7116 cbranch_cc, cstore_cc): New.
7117 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
7119 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
7121 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
7122 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
7124 (adjust_insn_length): Adjust calls.
7125 (avr_reorg): Handle (compare (foo) (const_int 0)).
7126 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
7127 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
7128 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
7129 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
7131 (cbranchqi4, cbranchhi4, cbranchsi4): New.
7132 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
7134 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
7135 (cbranchsi4, cstorebi4, cstoresi4): New.
7136 (movbisi): This insn is duplicate, split it to zero_extend.
7137 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
7138 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
7139 (bfin_optimize_loop): Use cbranch expander.
7140 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
7141 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
7142 (bfin_bimode_comparison_operator): ... this.
7143 (bfin_direct_comparison_operator): New.
7145 * config/cris/cris.c (cris_normal_notice_update_cc): Look
7146 inside (compare FOO (const_int 0)).
7147 (cris_rtx_costs): Handle ZERO_EXTRACT.
7148 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
7149 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
7150 (*tstdi_v32): Delete.
7151 (*cmpdi_non_v32): Add M alternative for operand 1.
7152 (cmpsi, cmp<mode>): Make private.
7153 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
7155 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
7157 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
7158 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
7159 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
7160 (cc_reg_operand): New.
7162 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
7163 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
7164 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
7165 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
7166 crx_expand_scond): Delete.
7168 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
7170 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
7171 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
7173 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
7174 cstoresi4, cstoresf4, cstoredf4): New.
7175 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
7176 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7177 Receive the entire operands array.
7178 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
7179 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
7180 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7181 Get test/op0/op1 from the operands array.
7182 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
7184 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
7185 (h8300_expand_store): New.
7186 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
7188 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
7189 (h8300_expand_store): New.
7190 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
7191 or do not try to produce (set (cc0) REG).
7192 (peepholes): Wrap arguments with COMPARE. Add a peephole to
7193 change a compare into a move to a scratch register. Disable some
7194 peepholes when comparing with zero.
7195 (tstsi, tsthi, tstsi, cmpqi): Make private.
7198 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
7201 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
7202 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
7203 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
7204 (ix86_emit_i387_log1p): Use cbranchxf2.
7205 (ix86_expand_setcc): Return void.
7206 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
7207 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
7208 cmp<MODEF>, cmpcc): Remove.
7209 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
7210 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
7211 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
7212 (sCC and bCC expanders): Remove.
7213 (stack_protect_test): Use cbranchcc4.
7215 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
7217 (ia64_expand_compare): Accept three rtx by reference and return void.
7218 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
7219 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
7220 from *expr. Update *expr with the BImode comparison to do.
7221 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
7222 cmptf, bCC, sCC, conditional_trap): Delete.
7223 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
7224 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
7225 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
7226 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
7227 * config/ia64/predicates.md (ia64_cbranch_operator): New.
7229 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
7230 type of last argument.
7231 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
7232 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
7233 use machine mode argument instead of branch_type. Remove dead
7234 code for floating-point comparisons.
7235 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
7236 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
7238 (cbranchsi4, cstoresi4): New.
7239 * config/iq2000/predicates.md (reg_or_const_operand): New.
7241 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
7242 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
7243 (b<code>_op): Rewrite to...
7244 (bcc_op): ... this, using match_operator.
7245 (s<code>_op): Rewrite to...
7246 (scc_op): ... this, using match_operator.
7247 (s<code>_24_op): Rewrite to...
7248 (scc_op_24): ... this, using match_operator.
7249 (s<code>_<mode>): Rewrite to...
7250 (cstore<mode>4): ... this, using match_operator.
7251 (s<code>_<mode>_24): Rewrite to...
7252 (cstore<mode>4_24): ... this, using match_operator.
7253 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
7254 m32c_unpend_compare, m32c_expand_scc): Delete.
7255 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
7256 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
7257 (m32c_expand_movcc): Change NE to EQ if necessary.
7258 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
7260 * config/m32r/m32r-protos.h (gen_cond_store): New.
7261 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
7262 (gen_cond_store): New, from sCC patterns.
7263 (m32r_expand_block_move): Use cbranchsi4.
7264 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
7265 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
7266 (cbranchsi4, cstoresi4): New.
7268 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
7270 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
7271 (m68hc11_notice_update_cc): Look into a compare with 0.
7272 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
7274 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
7275 cmphi, cmpqi, bCC): Delete.
7276 (cbranchsi4, cbranchhi4, cbranchqi4): New.
7277 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
7278 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
7281 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
7282 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
7283 * config/m68k/constraints.md (H): New.
7284 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
7285 the define_insn below.
7286 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
7287 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
7288 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
7289 patterns): Wrap RHS with COMPARE.
7290 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
7291 (*cmpdi_internal): Name this pattern.
7292 (cmpdi): Change to define_insn.
7293 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
7294 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
7295 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
7297 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
7298 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
7299 (conditional_trap): Change to...
7300 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
7301 (*conditional_trap): Use the ordered_comparison_operator and
7302 const1_operand predicates.
7303 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
7304 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
7305 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
7306 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
7308 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
7309 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
7310 (mcore_gen_compare): New.
7311 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
7312 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
7313 (mcore_gen_compare): ... this.
7314 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
7315 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
7316 (stack probe pattern): Use cbranchsi4.
7318 * config/mips/predicates.md (mips_cstore_operator): New.
7319 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
7320 * config/mips/mips.md (any_cond): Delete.
7321 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
7323 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
7324 fixuns_truncsfdi2): Use cbranch patterns.
7325 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
7326 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
7327 Adjust call to mips_expand_conditional_branch.
7328 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
7330 * config/mips/mips-protos.h (mips_expand_conditional_branch,
7331 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
7332 * config/mips/mips.c (cmp_operands): Delete.
7333 (mips_emit_compare): Get comparison operands from *op0/*op1.
7334 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
7335 that it succeeds. Use op0/op1 instead of cmp_operands.
7336 (mips_expand_conditional_branch, mips_expand_conditional_move,
7337 mips_expand_conditional_trap): Likewise.
7338 (mips_block_move_loop): Use cbranch patterns.
7339 * config/mips/mips.h (cmp_operands): Delete.
7341 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
7342 (mmix_gen_compare_reg): Just return a register in the right CC mode.
7343 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
7344 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
7345 (*cmpcc_folded): Rename to...
7346 (*cmpdi_folded): this.
7347 (*cmpcc): Rename to...
7349 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
7352 (cbranchdf4): New. Handle invalid comparisons here.
7353 * config/mmix/predicates.md (float_comparison_operator): New.
7355 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
7356 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
7357 * config/mn10300/mn10300.md (tst): Delete.
7358 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
7359 Name these patterns and wrap RHS in a compare.
7360 (*cmpsi): Make this pattern private. Include tst.
7361 (*cmpsf): Make this pattern private.
7362 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
7363 (compare with zero peepholes): Likewise.
7365 (cbranchsi4, cbranchsf4): New.
7366 (casesi): Use cbranchsi4.
7368 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
7369 hppa_branch_type): Delete.
7370 (return_addr_rtx): Use cbranchsi4.
7371 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
7372 Emit CCFPmode comparison here.
7373 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
7374 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
7375 hppa_branch_type): Delete.
7376 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
7377 (movsicc, movdicc): Remove references to hppa_compare_op0,
7378 hppa_compare_op1 and compare_from_rtx.
7379 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
7380 (casesi): Use cbranchsi4.
7382 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
7383 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
7384 * config/pdp11/pdp11.md (register_or_const0_operand): New.
7385 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
7386 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
7388 (cbranchdf4, cbranchhi4, cbranchqi4): New.
7389 (*branch, *branch_inverted): New.
7391 * config/picochip/picochip.md (cbranchhi4): Use
7392 ordered_comparison_operator.
7393 (cmphi, bCC): Remove.
7395 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
7396 (trap_comparison_operator): Delete.
7397 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
7398 rs6000_emit_cbranch): Accept mode and operands.
7399 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
7400 rs6000_compare_fp_p): Delete.
7401 (rs6000_generate_compare): Accept mode and comparison. Extract code
7402 and op0/op1 from there. Replace references to rs6000_compare_op0
7403 and rs6000_compare_op1.
7404 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
7405 extract result from passed operands.
7406 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
7407 extract loc from passed operands.
7408 (rs6000_emit_cmove): Likewise.
7409 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
7410 rs6000_compare_fp_p): Delete.
7411 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
7412 (cbranch<GPR>4, cbranch<FP>4): New.
7413 (cstore<mode>4): New. Consolidate here all choices about when to use
7414 portable or specialized sCC sequences.
7415 (stack_protect_test): Use cbranchsi4.
7416 (conditional_trap): Replace with ctrap<GPR>4.
7417 (conditional trap insn): Replace trap_comparison_operator with
7418 ordered_comparison_operator.
7420 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
7421 (s390_emit_prologue): Use ctrap.
7422 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
7423 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
7424 New predicates replacing...
7425 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
7426 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
7427 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
7428 (add<mode>cc): Do not use s390_compare_op0/op1.
7429 (s<code>): Change to...
7430 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
7432 (cstorecc4): ... this. Handle EQ or NE equally.
7433 (*sne): Un-privatize for use in cstorecc4.
7434 (b<code>): Change to...
7435 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
7436 (conditional_trap): Replace with...
7437 (ctrap<GPR>4, ctrap<FP>4): ... these.
7438 (stack_protect): Use cbranchcc4.
7440 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
7441 * config/score/score-protos.h (score_gen_cmp): Delete.
7442 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
7443 (score_block_move-loop): Use cbranchsi4.
7444 * config/score/score.md (cbranchsi4): New.
7445 (cmpsi, bCC): Delete.
7446 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
7447 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7448 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
7449 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7450 * config/score/score3.h (score3_gen_cmp): Delete.
7451 * config/score/score7.h (score7_gen_cmp): Delete.
7453 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
7454 (sh_emit_scc_to_t): ... this. Return void.
7455 (from_compare): Rename to...
7456 (sh_emit_compare_and_branch): ... this.
7457 (sh_emit_compare_and_set): New.
7458 (sh_expand_t_scc): Accept operands.
7459 * config/sh/predicates.md (sh_float_comparison_operator): New.
7460 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
7461 (prepare_scc_operands): Rename to...
7462 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
7464 (sh_emit_cheap_store_flag): New.
7465 (sh_emit_set_t_insn): New.
7466 (from_compare): Rename to...
7467 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
7468 handling of TARGET_SH2E floating point to avoid recursive call.
7469 Generate branch here.
7470 (sh_emit_compare_and_set): New.
7471 (sh_expand_t_scc): Get op0/op1 from arguments.
7472 (sh_emit_cheap_store_flag): New.
7473 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
7475 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
7476 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
7477 (movsicc, movdicc): Do nothing when it recreated operands from
7478 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
7479 prepare_scc_operands (now sh_emit_scc_to_t).
7480 (udivdi3): Use cstoresi4.
7481 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
7482 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
7483 (cbranchint4_media, cbranchfp4_media): New.
7484 (casesi): Use cbranchdi4.
7485 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
7487 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
7488 (movnegt): Remove second operand.
7489 (cbranchsf4, cbranchdf4): New.
7490 (stack_protect): Use cbranchdi4/cbranchsi4.
7492 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
7493 (gen_compare_reg): Accept comparison, extract part of it to...
7494 (gen_compare_reg_1): ... this.
7495 (gen_compare_operator): Delete.
7496 (gen_v9_scc): Accept separate destination, comparison code and arms.
7497 Do not use sparc_compare_op0/sparc_compare_op1.
7498 (emit_scc_insn, emit_conditional_branch_insn): New.
7499 (emit_v9_brxx): Make static. Remove useless assertion.
7500 (sparc_emit_float_lib_cmp): Return RTL instead of calling
7502 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
7503 * config/sparc/sparc-protos.h (gen_compare_reg,
7504 sparc_emit_float_lib_cmp): Adjust prototype.
7505 (emit_scc_insn, emit_conditional_branch_insn): New.
7506 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
7507 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
7508 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
7509 iterators to the top.
7510 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
7511 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
7512 snedi_special_trunc): Delete.
7513 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
7514 and snedi_special_trunc.
7515 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
7516 cbranchdi4, cbranch<F:mode>4): New.
7517 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
7518 here. Use gen_compare_reg instead of gen_compare_operator.
7519 (conditional_trap): Replace with...
7520 (ctrapsi4, ctrapdi4): ... this.
7521 (stack_protect_test): Use cbranchcc4.
7523 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
7525 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
7526 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
7527 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
7528 from operands[0] or operands[3] depending on is_set.
7529 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
7530 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
7531 cmpdf, bCC), sCC: Remove.
7532 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
7533 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
7535 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
7536 spu_emit_branch_or_set.
7538 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
7540 * config/stormy16/stormy16.h (xstormy16_compare_op0,
7541 xstormy16_compare_op1): Delete.
7542 * config/stormy16/stormy16.c (xstormy16_compare_op0,
7543 xstormy16_compare_op1): Delete.
7544 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
7546 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
7547 (cmphi, cmpsi, bCC): Remove.
7549 * config/v850/v850.md (tstsi, cmpsi): Fold into...
7550 (*cmpsi): ... this one.
7551 (cbranchsi4, cstoresi4): New.
7552 (bCC expanders): Delete.
7553 (sCC insns): Fold into...
7554 (*setcc): ... this one.
7555 (casesi): Do not use gen_cmpsi and gen_bgtu.
7556 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
7557 (movsicc): Simplify.
7558 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
7560 * config/vax/vax-protos.h (cond_name): New.
7561 (vax_output_conditional_branch): Remove.
7562 * config/vax/vax.c (cond_name): New.
7563 (vax_output_conditional_branch): Remove.
7564 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
7565 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
7566 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
7567 (bit<VAXint>): Wrap source with (compare).
7568 (b<code> and following unnamed pattern): Rename to *branch and
7569 *branch_reversed. Change macroization to match_operator.
7570 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
7572 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
7573 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
7574 Change last argument to machine_mode.
7575 (xtensa_expand_scc): Add machine_mode argument.
7576 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
7577 (gen_conditional_move, xtensa_expand_conditional_branch,
7578 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
7579 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
7580 Adjust operand numbers.
7581 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
7583 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
7584 (cmpsi, cmpsf, b<code>, s<code>): Delete.
7585 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
7587 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7589 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7590 causes spurious differences between trunk and cond-optab branch.
7592 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
7595 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
7597 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
7599 * tree.c (iterative_hash_pointer): Delete.
7600 (iterative_hash_expr): Short-circuit handling of NULL pointer.
7601 Hash UIDs and versions of SSA names. Don't special-case built-in
7602 function declarations.
7604 2009-05-11 Ian Lance Taylor <iant@google.com>
7607 * graphite.c: Force -Wc++-compat to only be a warning before
7608 #including "cloog/cloog.h".
7610 2009-05-11 Martin Jambor <mjambor@suse.cz>
7612 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
7614 2009-05-11 Jan Hubicka <jh@suse.cz>
7616 * tree-ssa-loop-ivcanon.c: Include target.h
7617 (struct loop_size): new structure.
7618 (constant_after_peeling): New predicate.
7619 (tree_estimate_loop_size): New function.
7620 (estimated_unrolled_size): Rewrite for new estimates.
7621 (try_unroll_loop_completely): Use new estimates.
7622 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
7624 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7626 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
7627 libcpp interface change.
7628 (spu_macro_to_expand): Likewise.
7630 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
7632 PR tree-optimization/40026
7633 * gimplify.c (gimplify_init_constructor): Change initial conditional
7634 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
7635 optimize_compound_literals_in_ctor.
7637 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
7639 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
7641 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
7643 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
7645 * tree-vect-data-refs.c (vect_analyze_group_access): Use
7646 HOST_WIDE_INT for gap.
7648 2009-05-11 Ira Rosen <irar@il.ibm.com>
7650 PR tree-optimization/40074
7651 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
7652 account in group size and step comparison.
7654 2009-05-11 Richard Guenther <rguenther@suse.de>
7656 * passes.c (init_optimization_passes): Strip now incorrect comment.
7657 (execute_function_todo): Do not set PROP_alias.
7658 * tree-pass.h (PROP_alias): Remove.
7659 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
7660 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
7661 * tree-nrv.c (pass_return_slot): Likewise.
7662 * tree-object-size.c (pass_object_sizes): Likewise.
7663 * tree-ssa-dom.c (pass_dominator): Likewise.
7664 (pass_phi_only_cprop): Likewise.
7665 * tree-ssa-dse.c (pass_dse): Likewise.
7666 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
7667 (pass_cselim): Likewise.
7668 * tree-ssa-pre.c (pass_pre): Likewise.
7669 (pass_fre): Likewise.
7670 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
7671 * tree-ssa-sink.c (pass_sink_code): Likewise.
7672 * tree-stdarg.c (pass_stdarg): Likewise.
7673 * tree-tailcall.c (pass_tail_calls): Likewise.
7674 * tree-vrp.c (pass_vrp): Likewise.
7676 2009-05-10 Ian Lance Taylor <iant@google.com>
7678 * basic-block.h (enum profile_status): Break out of struct
7680 * cgraph.h (struct inline_summary): Break out of struct
7682 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
7683 of struct cgraph_order_sort.
7684 * combine.c (enum undo_kind): New enum, broken out of struct undo.
7685 * cse.c (struct branch_path): Break out of struct
7686 cse_basic_block_data.
7687 * except.h (enum eh_region_type): Break out of struct eh_region.
7688 * gcc.c (enum add_del): Break out of struct modify_target.
7689 * genrecog.c (enum decision_type): Break out of struct decision_test.
7690 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
7692 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
7693 * regmove.c (enum match_use): New enum, broken out of struct match.
7694 * sched-int.h (enum post_call_group): New enum, broken out of
7696 (struct deps_reg): Break out of struct deps.
7697 * target.h (struct asm_int_op): Break out of struct gcc_target.
7698 * tree-eh.c (struct goto_queue_node): Break out of struct
7700 * tree-inline.h (enum copy_body_cge_which): Break out of
7702 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
7704 * c-decl.c (in_struct, struct_types): New static variables.
7705 (pushtag): Add loc parameter. Change all callers.
7706 (lookup_tag): Add ploc parameter. Change all callers.
7707 (check_compound_literal_type): New function.
7708 (parser_xref_tag): Add loc parameter. Change all callers. If
7709 -Wc++-compat, warn about struct/union/enum types defined within a
7711 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
7712 and loc parameters. Change all callers. Change error calls to
7713 error_at, using loc. For a redefinition, if the location of the
7714 original definition is known, report it. Set in_struct and
7715 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
7716 (finish_struct): Add new parameters enclosing_in_struct and
7717 enclosing_struct_types. Change all callers. Set
7718 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
7719 in the struct. If in a struct, add this struct to struct_types.
7720 (start_enum): Add loc parameter. Change all callers. Use
7721 error_at for errors, using loc. For a redefinition, if the
7722 location of the original definition is known, report it. If in a
7723 struct, add this enum type to struct_types. If -Wc++-compat warn
7724 if in sizeof, typeof, or alignof.
7725 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
7726 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
7727 (c_parser_enum_specifier): Get enum location for start_enum.
7728 (c_parser_struct_or_union_specifier): Get struct location for
7729 start_struct. Save in_struct and struct_types status between
7730 start_struct and finish_struct.
7731 (c_parser_cast_expression): Get location of cast.
7732 (c_parser_alignof_expression): Get location of type.
7733 (c_parser_postfix_expression): Likewise.
7734 (c_parser_postfix_expression_after_paren_type): Add type_loc
7735 parameter. Change all callers. Call check_compound_literal_type.
7736 Use type_loc for error about variable size type.
7737 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
7738 of an enum constant from an enum type defined in a struct or union.
7739 (c_cast_expr): Add loc parameter. Change all callers. If
7740 -Wc++-compat, warn about defining a type in a cast.
7741 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
7742 (start_enum, start_struct, finish_struct): Update declarations.
7743 (parser_xref_tag, c_cast_expr): Update declarations.
7744 (check_compound_literal_type): Declare.
7746 2009-05-11 Ben Elliston <bje@au.ibm.com>
7748 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
7749 for recent libcpp interface change.
7750 (rs6000_macro_to_expand): Likewise.
7752 2009-05-10 Michael Matz <matz@suse.de>
7755 * config/arm/arm.c (require_pic_register): Emit on entry edge,
7756 not at entry of function.
7758 2009-05-10 Richard Guenther <rguenther@suse.de>
7760 PR tree-optimization/40081
7762 * tree-sra.c (instantiate_element): Instantiate scalar replacements
7763 using the main variant of the element type. Do not fiddle with
7764 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
7766 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
7767 structs with volatile fields.
7769 2009-05-10 Jan Hubicka <jh@suse.cz>
7771 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
7772 (estimate_move_cost): Assert that it does not get called for
7774 (estimate_num_insns): Skip VOID types in argument handling.
7775 (optimize_inline_calls): Delete unreachable blocks and verify that
7778 2009-05-10 Jan Hubicka <jh@suse.cz>
7780 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
7781 * cgraph.c (cgraph_mark_address_taken_node): New function.
7782 (dump_cgraph_node): Dump new flag.
7783 * cgraph.h (struct cgraph_node): Add address_taken.
7784 (cgraph_mark_address_taken_node): New function.
7785 * ipa.c (cgraph_postorder): Prioritize functions with address taken
7786 since new direct calls can be born.
7788 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7790 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
7793 2009-05-10 Jan Hubicka <jh@suse.cz>
7796 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
7798 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
7799 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
7800 * tree-inline.c (copy_bb): Set frequency correctly.
7801 (fold_marked_statements): Update call to
7802 cgraph_update_edges_for_call_stmt.
7804 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7806 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
7807 identifiers in diagnostics.
7808 * config/arm/arm.c (arm_handle_fndecl_attribute,
7809 arm_handle_isr_attribute): Likewise.
7810 * config/avr/avr.c (avr_handle_progmem_attribute,
7811 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
7812 * config/bfin/bfin.c (handle_int_attribute,
7813 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
7814 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
7815 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
7817 * config/darwin.c (darwin_handle_kext_attribute,
7818 darwin_handle_weak_import_attribute): Likewise.
7819 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
7820 h8300_handle_eightbit_data_attribute,
7821 h8300_handle_tiny_data_attribute): Likewise.
7822 * config/i386/i386.c (ix86_handle_cconv_attribute,
7823 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
7824 * config/i386/winnt.c (ix86_handle_shared_attribute,
7825 ix86_handle_selectany_attribute): Likewise.
7826 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
7827 * config/m32c/m32c.c (function_vector_handler): Likewise.
7828 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
7829 m68hc11_handle_fntype_attribute): Likewise.
7830 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
7831 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
7832 * config/mips/mips.c (mips_insert_attributes,
7833 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
7834 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
7835 rs6000_handle_struct_attribute): Likewise.
7836 * config/sh/sh.c (sh_insert_attributes,
7837 sh_handle_resbank_handler_attribute,
7838 sh_handle_interrupt_handler_attribute,
7839 sh2a_handle_function_vector_handler_attribute,
7840 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
7842 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
7843 * config/spu/spu.c (spu_handle_fndecl_attribute,
7844 spu_handle_vector_attribute): Likewise.
7845 * config/stormy16/stormy16.c
7846 (xstormy16_handle_interrupt_attribute): Likewise.
7847 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
7848 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
7850 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7852 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
7853 (pp_translate_identifiers): New.
7854 (pp_identifier): Only conditionally translate identifier to locale
7856 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
7857 (pp_base_tree_identifier): Only conditionally translate identifier
7858 to locale character set.
7859 * c-pretty-print.c (M_): Define.
7860 (pp_c_type_specifier, pp_c_primary_expression): Mark English
7861 fragments for conditional translation with M_.
7862 * tree-pretty-print.c (maybe_init_pretty_print): Disable
7863 identifier translation.
7865 2009-05-10 Richard Guenther <rguenther@suse.de>
7867 PR tree-optimization/40081
7868 * tree-sra.c (instantiate_element): Instantiate scalar replacements
7869 using the main variant of the element type. Do not fiddle with
7870 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
7872 2009-05-09 Jan Hubicka <jh@suse.cz>
7875 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
7876 indirect calls; verify cgraph afterwards.
7878 2009-05-09 Jan Hubicka <jh@suse.cz>
7881 * ipa.c (update_inlined_to_pointer): New function.
7882 (cgraph_remove_unreachable_nodes): Use it.
7884 2009-05-09 Jan Hubicka <jh@suse.cz>
7886 * tree-eh.c (struct leh_state): Remove prev_try.
7887 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
7889 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
7890 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
7891 remove_eh_handler_and_replace, foreach_reachable_handler,
7892 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
7893 * except.h (struct eh_region): Remove eh_region_u_cleanup.
7894 (gen_eh_region_cleanup): Update prototype.
7896 2009-05-09 Jan Hubicka <jh@suse.cz>
7899 * except.c (copy_eh_region): Always set prev_try.
7900 (redirect_eh_edge_to_label): Find outer try.
7901 (foreach_reachable_handler): When looking for prev try
7902 handle case where previous try is not going to be taken.
7904 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
7906 PR tree-optimization/40049
7907 * tree-vect-stmts.c (vectorizable_operation): If the machine has
7908 only vector/vector shifts, convert the type of the constant to the
7909 appropriate type to avoid building incorrect trees, which
7910 eventually have problems with garbage collection.
7912 2009-05-08 Joseph Myers <joseph@codesourcery.com>
7914 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
7915 -1 for complex floating-point types if honoring signed zeros.
7917 2009-05-08 Jan Hubicka <jh@suse.cz>
7919 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
7920 argument; handle correctly when profile is absent.
7921 (build_cgraph_edges): Update.
7922 (rebuild_cgraph_edges): Update.
7923 * cgraph.c: Do not include varray.h.
7924 (cgraph_set_call_stmt_including_clones): New function.
7925 (cgraph_create_edge_including_clones): Likewise
7926 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
7927 (cgraph_update_edges_for_call_stmt): Handle clones.
7928 (cgraph_remove_node): Handle clone tree.
7929 (cgraph_remove_node_and_inline_clones): New function.
7930 (dump_cgraph_node): Dump clone tree.
7931 (cgraph_clone_node): Handle clone tree.
7932 (clone_function_name): Bring here from tree-inline.c.
7933 (cgraph_create_virtual_clone): New function.
7934 * cgraph.h (ipa_replace_map): Move here from ipa.h.
7935 (cgraph_clone_info): New function.
7936 (strut cgraph_node): Add clone_info and new clone tree pointers.
7937 (cgraph_remove_node_and_inline_clones,
7938 cgraph_set_call_stmt_including_clones,
7939 cgraph_create_edge_including_clones,
7940 cgraph_create_virtual_clone): Declare.
7941 (cgraph_function_versioning): Use VEC argument.
7942 (compute_call_stmt_bb_frequency): Update prototype.
7943 (cgraph_materialize_all_clones): New function.
7944 * ipa-cp.c (ipcp_update_cloned_node): Remove.
7945 (ipcp_create_replace_map): Update to VECtors.
7946 (ipcp_update_callgraph): Use virtual clones.
7947 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
7948 (ipcp_update_profiling): Do not update local profiling.
7949 (ipcp_insert_stage): Use VECtors and virtual clones.
7950 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
7951 (clone_of_p): New function.
7952 (cgraph_preserve_function_body_p): Use clone tree.
7953 (cgraph_optimize): Materialize clones.
7954 (cgraph_function_versioning): Update for VECtors.
7955 (save_inline_function_body): Use clone tree.
7956 (cgraph_materialize_clone): New function.
7957 (cgraph_materialize_all_clones): Likewise.
7958 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
7959 * ipa.c: Include gimple.h.
7960 (cgraph_remove_unreachable_nodes): Use clone tree.
7961 * ipa-prop.c (ipa_note_param_call): Update call to
7962 compute_call_stmt_bb_frequencycall.
7963 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
7964 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
7965 (copy_bb): Handle updating of clone tree; add new edge when new call
7967 (expand_call_inline): Be strict about every call having edge.
7968 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
7969 (delete_unreachable_blocks_update_callgraph): New function.
7970 (tree_function_versioning): Use VECtors; always remove unreachable
7971 blocks and fold conditionals.
7972 * tree-inline.h: Do not include varray.h.
7973 (tree_function_versioning): Remove.
7974 * Makefile.in (GTFILES): Remove tree-inline.c
7975 * passes.c (do_per_function): Do only functions having body.
7976 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
7979 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
7980 Andrew Morrow <acm@google.com>
7983 * c-common.c (c_common_attribute_table): Permit deprecated
7984 attribute to take an optional argument.
7985 (handle_deprecated_attribute): If the optional argument to
7986 __attribute__((deprecated)) is not a string ignore the attribute
7989 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
7990 * c-typeck.c (build_component_ref): Likewise.
7991 (build_external_ref): Likewise.
7993 * toplev.c (warn_deprecated_use): Add an attribute argument.
7994 Emit the message associated with __attribute__((deprecated)).
7996 * toplev.h (warn_deprecated_use): Updated.
7998 * doc/extend.texi: Document new optional parameter to
7999 __attribute__((deprecated))
8001 2009-05-08 Michael Eager <eager@eagercon.com>
8003 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
8004 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
8006 2009-05-08 Richard Guenther <rguenther@suse.de>
8008 PR tree-optimization/40062
8009 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
8010 Avoid exponential behavior.
8012 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8014 PR rtl-optimization/33928
8016 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
8017 process_uses, build_single_def_use_links): New.
8018 (update_df): Update use_def_ref.
8019 (forward_propagate_into): Use get_def_for_use instead of use-def
8021 (fwprop_init): Call build_single_def_use_links and let it initialize
8023 (fwprop_done): Free use_def_ref.
8024 (fwprop_addr): Eliminate duplicate call to df_set_flags.
8025 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
8026 df_rd_simulate_one_insn): New.
8027 (df_rd_bb_local_compute_process_def): Update head comment.
8028 (df_chain_create_bb): Use the new RD simulation functions.
8029 * df.h (df_rd_simulate_artificial_defs_at_top,
8030 df_rd_simulate_one_insn): New.
8031 * opts.c (decode_options): Enable fwprop at -O1.
8032 * doc/invoke.texi (-fforward-propagate): Document this.
8034 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8037 * c-typeck.c (build_binary_op): Handle arithmetic between one real
8038 and one complex operand specially.
8039 * tree-complex.c (some_nonzerop): Do not identify a real value as
8040 zero if flag_signed_zeros.
8042 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8044 PR rtl-optimization/33928
8045 * loop-invariant.c (record_use): Fix && vs. || mishap.
8047 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8049 PR rtl-optimization/33928
8050 * loop-invariant.c (struct use): Add addr_use_p.
8051 (struct def): Add n_addr_uses.
8052 (struct invariant): Add cheap_address.
8053 (create_new_invariant): Set cheap_address.
8054 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
8055 (record_uses): Pass df_ref to record_use.
8056 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
8059 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
8061 * config/sh/sh.c: Do not include c-pragma.h.
8063 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
8065 * config/spu/spu.c: Remove include of c-common.h.
8067 2009-05-07 Janis Johnson <janis187@us.ibm.com>
8070 * c-common.h (mark_valid_location_for_stdc_pragma,
8071 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
8072 clear_float_const_decimal64, float_const_decimal64_p): New.
8073 * c.opt (Wunsuffixed-float-constants): New.
8074 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
8075 unsuffixed float constant, handle new warning.
8076 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
8077 * c-decl.c (c_scope): New flag float_const_decimal64.
8078 (set_float_const_decimal64, clear_float_const_decimal64,
8079 float_const_decimal64_p): New.
8080 (push_scope): Set new flag.
8081 * c-parser.c (c_parser_translation_unit): Mark when it's valid
8082 to use STDC pragmas.
8083 (c_parser_external_declaration): Ditto.
8084 (c_parser_compound_statement_nostart): Ditto.
8085 * c-pragma.c (valid_location_for_stdc_pragma,
8086 mark_valid_location_for_stdc_pragma,
8087 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
8088 handle_pragma_float_const_decimal64): New.
8089 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
8090 * cp/semantics.c (valid_location_for_stdc_pragma_p,
8091 set_float_const_decimal64, clear_float_const_decimal64,
8092 float_const_decimal64_p): New dummy functions.
8093 * doc/extend.texi (Decimal Float): Remove statement that the
8094 pragma, and suffix for double constants, are not supported.
8095 * doc/invoke.texi (Warning Options): List new option.
8096 (-Wunsuffixed-float-constants): New.
8098 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
8100 * config/i386/i386.c: Do not include c-common.h.
8102 2009-05-07 Mark Heffernan <meheff@google.com>
8104 * doc/invoke.texi (Debugging Options): Document change of debugging
8106 * opts.c (decode_options): Make dump_base_name relative to
8107 aux_base_name directory.
8109 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8111 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
8112 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
8114 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
8116 * Makefile.in (install-plugin): Simplify a bit.
8118 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
8120 * Makefile.in (OBJS-common): Add regcprop.o.
8122 * timevar.def (TV_CPROP_REGISTERS): New.
8123 * regrename.c (regrename_optimize): Return 0.
8124 (rest_of_handle_regrename): Delete.
8125 (pass_rename_registers): Point to regrename_optimize.
8126 (struct value_data_entry, struct value_data,
8127 kill_value_one_regno, kill_value_regno, kill_value,
8128 set_value_regno, init_value_data, kill_clobbered_value,
8129 kill_set_value, kill_autoinc_value, copy_value,
8130 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
8131 replace_oldest_value_reg, replace_oldest_value_addr,
8132 replace_oldest_value_mem, copyprop_hardreg_forward_1,
8133 debug_value_data, validate_value_data): Move...
8134 * regcprop.c: ... here.
8135 (rest_of_handle_cprop): Delete.
8136 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
8138 2009-05-07 Jakub Jelinek <jakub@redhat.com>
8141 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
8142 GEN_INT for 1 << bitnum.
8143 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
8146 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
8148 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
8149 Remove wrong description of "nand" operation.
8151 2009-05-06 Richard Guenther <rguenther@suse.de>
8152 Adam Nemet <anemet@caviumnetworks.com>
8154 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
8155 comment. Add that if LHS is not a gimple register, then RHS1 has
8156 to be a single object (GIMPLE_SINGLE_RHS).
8158 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
8160 * expr.c (get_def_for_expr): Move it up in the file.
8161 (store_field): When expanding a bit-field store, look at the
8162 defining gimple stmt for the masking conversion.
8164 2009-05-06 Janis Johnson <janis187@us.ibm.com>
8167 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
8168 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
8169 32-bit memcpy into long.
8171 2009-05-06 Jakub Jelinek <jakub@redhat.com>
8173 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
8174 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
8176 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
8177 instead of appending DW_OP_deref*.
8179 2009-05-06 Michael Matz <matz@suse.de>
8182 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
8183 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
8185 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
8187 * Makefile.in (install-plugin): Fix srcdir handling.
8189 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
8191 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
8192 when processing for not_regs_needed bitmap.
8193 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
8194 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
8195 handling it for rhs.
8197 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8199 * config/i386/i386.md (unnamed inc/dec peephole): Use
8200 optimize_insn_for_size_p instead of optimize_size.
8201 * config/i386/predicates.md (incdec_operand): Likewise.
8202 (aligned_operand): Likewise.
8203 * config/i386/sse.md (divv8sf3): Likewise.
8204 (sqrtv8sf2): Likewise.
8206 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8208 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
8210 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
8212 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8214 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
8215 ssemodesuffixf2c with avxmodesuffixf2c.
8217 2009-05-06 Joseph Myers <joseph@codesourcery.com>
8220 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
8222 2009-05-05 Jakub Jelinek <jakub@redhat.com>
8224 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
8225 (struct tree_base): Adjust spacing for 8 bit boundaries.
8226 (struct tree_decl_common): Add decl_by_reference_flag bit.
8227 (DECL_BY_REFERENCE): Adjust.
8228 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
8229 print DECL_BY_REFERENCE bit.
8230 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
8231 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
8232 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
8233 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
8237 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
8238 range of the type, but default label is missing, add it with one
8239 of the existing labels instead of adding a new label for it.
8241 2009-05-05 Joseph Myers <joseph@codesourcery.com>
8245 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
8247 * Makefile.in (enable_plugin, plugin_includedir): New.
8248 (install): Depend on install-plugin.
8249 (PLUGIN_HEADERS): New.
8250 (install-plugin): New.
8251 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
8253 2009-05-05 Richard Guenther <rguenther@suse.de>
8255 PR tree-optimization/40022
8256 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
8258 (phivn_valid_p): Fix tuplification error, simplify.
8259 (phiprop_insert_phi): Add dumps.
8260 (propagate_with_phi): Simplify.
8262 2009-05-05 Richard Guenther <rguenther@suse.de>
8265 * builtins.c (gimplify_va_arg_expr): Properly build the address.
8267 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
8269 * tree.h (strip_float_extensions): Remove duplicate declaration.
8270 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
8271 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
8272 block_ultimate_origin): Rearrange the declarations line to match the
8273 comment that indicates the .c file which the functions are defined.
8274 (dwarf2out_*, set_decl_rtl): Add comment.
8275 (get_base_address): Adjust comment.
8276 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
8277 declarations line and add comment.
8278 (is_builtin_name): Add blank after function name, for clarity.
8280 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8282 * attribs.c (decl_attributes): Use %qE for identifiers in
8284 * cgraphunit.c (verify_cgraph_node): Translate function names to
8285 locale character set in diagnostics.
8286 * coverage.c (get_coverage_counts): Use %qE for identifiers in
8288 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
8289 Document that functions are named in UTF-8.
8290 * expr.c (expand_expr_real_1): Translate function names to locale
8291 character set in diagnostics.
8292 * gimplify.c (omp_notice_variable, omp_is_private,
8293 gimplify_scan_omp_clauses): Use %qE for identifiers in
8295 * langhooks.c (lhd_print_error_function): Translate function names
8296 to locale character set.
8297 * langhooks.h (decl_printable_name): Document that return value is
8298 in internal character set.
8299 * stmt.c: Include pretty-print.h
8300 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
8302 (resolve_operand_name_1): Translate named operand name to locale
8304 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
8306 * toplev.c (announce_function): Translate function names to locale
8308 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
8309 (default_tree_printer): Use pp_identifier or translate identifiers
8310 to locale character set. Mark "<anonymous>" for translation.
8311 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
8312 for identifiers in diagnostics.
8313 * tree.c (handle_dll_attribute): Use %qE for identifiers in
8315 * varasm.c (output_constructor): Use %qE for identifiers in
8318 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
8320 * configure.ac: use ` ` instead of $()
8321 * configure: Regenerate.
8323 2009-05-05 Ben Elliston <bje@au.ibm.com>
8325 * config/pa/linux-atomic.c: Eliminate conditional include of
8326 errno.h on non-LP64 systems to simplify build requirements.
8328 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8330 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
8332 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
8333 and pass value to identifier_to_locale.
8334 (warn_variable_length_array): Make name a tree.
8335 (grokdeclarator): Separate diagnostic texts for named and unnamed
8336 declarators. Use %qE for named declarators.
8337 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
8339 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
8340 identifiers in diagnostics.
8341 * c-typeck.c (push_member_name, start_init): Pass identifiers to
8342 identifier_to_locale. Mark "anonymous" strings for translation.
8344 2009-05-04 Michael Eager <eager@eagercon.com>
8346 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
8347 address for DImode/DFmode only if double-precision FP regs.
8349 2009-05-04 Michael Eager <eager@eagercon.com>
8351 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
8352 TARGET_SINGLE_FLOAT check.
8354 2009-05-04 Michael Eager <eager@eagercon.com>
8356 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
8358 2009-05-04 Michael Eager <eager@eagercon.com>
8360 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
8361 * config/rs6000/t-xilinx: New
8363 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
8365 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
8366 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
8367 * gcc/explow.c (memory_address): Use target hook.
8368 * gcc/targhooks.c (default_legitimize_address): New.
8369 * gcc/targhooks.h (default_legitimize_address): New.
8370 * gcc/target.h (legitimize_address): New.
8371 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
8372 (TARGET_INITIALIZER): Include it.
8373 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
8375 * config/bfin/bfin-protos.h (legitimize_address): Remove.
8376 * config/bfin/bfin.c (legitimize_address): Remove.
8377 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
8378 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
8380 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
8381 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
8383 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
8384 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
8385 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
8386 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
8387 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
8388 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
8389 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
8390 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
8391 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
8392 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
8393 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
8394 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
8395 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
8396 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
8397 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
8398 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
8399 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
8400 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
8401 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
8402 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
8403 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
8404 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
8405 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
8407 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
8408 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
8409 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
8410 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
8411 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
8412 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
8413 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
8414 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
8415 (thumb_legitimize_address): Delete.
8416 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
8417 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
8418 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
8419 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
8420 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
8421 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
8423 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
8426 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
8427 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
8428 * config/m32r/m32r.c (m32r_legitimize_address): New.
8429 * config/m68k/m68k.c (m68k_legitimize_address): New.
8430 * config/score/score.c (score_legitimize_address): Standardize.
8431 * config/score/score3.c (score3_legitimize_address): Standardize.
8432 * config/score/score3.h (score3_legitimize_address): Adjust.
8433 * config/score/score7.c (score7_legitimize_address): Standardize.
8434 * config/score/score7.h (score7_legitimize_address): Adjust.
8435 * config/sh/sh.c (sh_legitimize_address): New.
8436 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
8438 * gcc/config/s390/s390.c (legitimize_address): Rename to...
8439 (s390_legitimize_address): ... this.
8440 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
8441 (sparc_legitimize_address): ... this.
8442 * gcc/config/i386/i386.c (legitimize_address): Rename to...
8443 (ix86_legitimize_address): ... this.
8444 * gcc/config/avr/avr.c (legitimize_address): Rename to...
8445 (avr_legitimize_address): ... this.
8446 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
8447 (mn10300_legitimize_address): ... this.
8448 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
8449 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
8450 (alpha_expand_mov): Adjust call.
8452 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
8453 * config/spu/spu.c (spu_legitimize_address): Likewise.
8454 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
8455 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
8457 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8459 * intl.c (locale_encoding, locale_utf8): New.
8460 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
8461 * intl.h (locale_encoding, locale_utf8): Declare.
8462 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
8463 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
8465 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
8467 (pp_tree_identifier): Define to call pp_base_tree_identifier.
8468 (pp_base_tree_identifier): Declare as function.
8469 (identifier_to_locale): Declare.
8470 * Makefile.in (pretty-print.o): Update dependencies.
8471 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
8473 2009-05-04 Richard Guenther <rguenther@suse.de>
8476 * builtins.c (fold_builtin_memory_op): Do not decay to element
8477 type if the size matches the whole array.
8479 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8481 * expmed.c (synth_mult): When trying out a shift, pass the result
8484 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8486 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
8487 (shiftsub1_cost): New.
8488 (init_expmed): Compute shiftsub1_cost.
8489 (synth_mult): Optimize multiplications by constants of the form
8490 -(2^^m-1) for some constant positive integer m.
8492 2009-05-03 Richard Guenther <rguenther@suse.de>
8495 * c-typeck.c (array_to_pointer_conversion): Do not built
8496 ADDR_EXPRs of arrays of pointer-to-element type.
8497 * c-gimplify.c (c_gimplify_expr): Revert change fixing
8498 up wrong ADDR_EXPRs after-the-fact.
8499 * c-common.c (strict_aliasing_warning): Strip pointer
8500 conversions for obtaining the original type.
8501 * builtins.c (fold_builtin_memset): Handle array types.
8502 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
8505 2009-05-03 Richard Guenther <rguenther@suse.de>
8508 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
8509 Do not lose casts from array types with unknown extent to array
8510 types with known extent.
8511 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
8512 alias set compatibility.
8514 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
8516 * flags.h (extra_warnings): Delete.
8517 * toplev.c (process_options): Handle Wuninitialized here.
8518 * opts.c (extra_warnings): Delete.
8519 (set_Wextra): Delete.
8520 (common_handle_option): -Wextra can be handled automatically.
8521 * c-opts.c (c_common_handle_option): Delete obsolete code.
8522 (c_common_post_options): Simplify comment.
8523 * common.opt (W): Add Var.
8525 (Wuninitialized): Initialize to -1.
8527 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
8528 Richard Guenther <rguenther@suse.de>
8530 * expr.c (get_def_for_expr): New function.
8531 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
8532 SSA rather than trees.
8533 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
8534 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
8536 2009-05-03 Joseph Myers <joseph@codesourcery.com>
8538 * c-common.c (reswords): Add _Imaginary.
8539 * c-common.c (enum rid): Add RID_IMAGINARY.
8541 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
8543 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
8544 Patch by Richard Guenther.
8546 2009-05-03 Anatoly Sokolov <aesok@post.ru>
8548 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
8549 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8550 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
8551 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
8552 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
8553 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
8554 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
8555 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
8556 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
8557 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
8558 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
8559 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
8560 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
8561 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
8562 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
8563 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
8564 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
8565 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
8567 2009-05-02 Richard Guenther <rguenther@suse.de>
8569 PR tree-optimization/39940
8570 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
8573 2009-05-02 Richard Guenther <rguenther@suse.de>
8576 * tree-ssa.c (execute_update_addresses_taken): Properly check
8577 if we can mark a variable DECL_GIMPLE_REG_P.
8578 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
8579 back to the end of the function.
8580 (is_gimple_reg_type): Remove complex type special casing.
8581 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
8584 2009-05-02 Ben Elliston <bje@au.ibm.com>
8586 * doc/collect2.texi (Collect2): Document search path behaviour
8587 when configured with --with-ld.
8589 2009-05-02 Jan Hubicka <jh@suse.cz>
8591 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
8592 parameter; update callers.
8593 (coalesce_cost_edge): EH edges are costier because they needs
8594 splitting even if not critical and even more costier when there are
8595 multiple EH predecestors.
8597 2009-05-02 Jan Hubicka <jh@suse.cz>
8599 * except.c (remove_eh_handler_and_replace): Handle updating after
8600 removing TRY blocks.
8602 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
8604 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
8606 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
8608 * varasm.c: Do not include c-pragma.h.
8609 * attribs.c: Do not incude c-common.h.
8611 2009-05-01 Michael Matz <matz@suse.de>
8613 * calls.c (initialize_argument_information): Handle SSA names like
8614 decls with a non MEM_P DECL_RTL.
8616 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
8618 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
8619 * ipa-utils.c: Likewise.
8620 * ipa-type-escape.c: Likewise.
8621 * cgraphunit.c Do not include c-common.h.
8622 * ipa-pure-const.c: Likewise.
8623 * tree-if-conv.c: Likewise.
8624 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
8625 * ipa-struct-reorg.c: Likewise.
8626 * tree-nomudflap.c: Likewise.
8627 * tree-ssa-structalias.c: Likewise.
8629 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
8631 * store-motion.c: Many cleanups to make this pass a first-class
8632 citizen instead of an appendix to gcse load motion. Add TODO list
8633 to make this pass faster/cleaner/better.
8635 (struct ls_expr): Post gcse.c-split cleanups.
8636 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
8637 "stores" field to "avail_stores".
8638 (pre_ldst_mems): Rename to store_motion_mems.
8639 (pre_ldst_table): Rename to store_motion_mems_table.
8640 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
8641 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
8642 (ldst_entry): Rename to st_expr_entry, update users.
8643 (free_ldst_entry): Rename to free_st_expr_entry, update users.
8644 (free_ldst_mems): Rename to free_store_motion_mems, update users.
8645 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
8647 (first_ls_expr): Rename to first_st_expr, update users.
8648 (next_ls_expr): Rename to next_st_expr, update users.
8649 (print_ldst_list): Rename to print_store_motion_mems. Print names of
8650 fields properly for store motion instead of names inherited from load
8652 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
8653 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
8656 (ae_kill): Rename to st_kill, update users.
8657 (ae_gen): Rename to st_avloc, update users.
8658 (transp): Rename to st_transp, update users.
8659 (pre_insert_map): Rename to st_insert_map, update users.
8660 (pre_delete_map): Rename to st_delete_map, update users.
8661 (insert_store, build_store_vectors, free_store_memory,
8662 one_store_motion_pass): Update for abovementioned changes.
8664 (gcse_subst_count, gcse_create_count): Remove.
8665 (one_store_motion_pass): New statistics counters "n_stores_deleted"
8666 and "n_stores_created", local variables.
8668 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
8671 (regvec, compute_store_table_current_insn): Remove.
8672 (reg_set_info, reg_clear_last_set): Remove.
8673 (compute_store_table): Use DF caches instead of local dataflow
8676 2009-05-01 Joseph Myers <joseph@codesourcery.com>
8678 * c-objc-common.c (c_tree_printer): Print identifiers with
8679 pp_identifier, not pp_string. Mark "({anonymous})" for
8681 * c-pretty-print.c (pp_c_ws_string): New.
8682 (pp_c_cv_qualifier, pp_c_type_specifier,
8683 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
8684 pp_c_storage_class_specifier, pp_c_function_specifier,
8685 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
8686 pp_c_primary_expression, pp_c_postfix_expression,
8687 pp_c_unary_expression, pp_c_shift_expression,
8688 pp_c_relational_expression, pp_c_equality_expression,
8689 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
8690 use pp_string and pp_c_ws_string in place of pp_identifier and
8691 pp_c_identifier for non-identifiers. Mark English strings for
8693 * c-pretty-print.h (pp_c_ws_string): Declare.
8695 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
8696 Roland McGrath <roland@redhat.com>
8698 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
8699 (ENABLE_LD_BUILDID): New configuration option.
8700 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
8701 (LINK_BUILDID_SPEC): New macro.
8702 (init_spec): If defined, prepend it between LINK_EH_SPEC and
8704 * doc/install.texi: Document --enable-linker-build-id option.
8705 * configure: Rebuild.
8706 * config.in: Rebuild.
8708 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
8710 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
8711 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
8712 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
8713 MIPS_GP_SAVE_AREA_SIZE.
8714 * config/mips/mips.c (struct mips_frame_info): Update comment
8715 before arg_pointer_offset and hard_frame_pointer_offset.
8716 (mips_compute_frame_info): Update diagram before function: to
8717 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
8718 indicate the position of frame_pointer_rtx with -fstack-protector and
8719 to show args_size. Don't allocate cprestore area for leaf functions
8720 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
8722 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
8724 2009-04-30 Michael Matz <matz@suse.de>
8726 PR tree-optimization/39955
8727 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
8729 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
8731 * ira.c (setup_cover_and_important_classes): Use safe macro
8732 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
8734 * genpreds.c (write_tm_preds_h): Output suitable definition of
8735 REG_CLASS_FOR_CONSTRAINT.
8737 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
8739 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
8741 * bitmap.c (bitmap_descriptor): Likewise.
8742 * ggc-common.c (loc_descriptor): Likewise.
8743 * varray.c (varray_descriptor): Likewise.
8744 * vec.c (vec_descriptor): Likewise.
8746 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
8748 * Makefile.in (dce.o): Add $(EXCEPT_H).
8749 * dce.c: Include except.h and delete redundant vector definitions.
8750 (deletable_insn_p): Return false for non-call insns that can throw
8753 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
8755 * gcse.c (ae_gen): Remove.
8756 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
8757 and make non-static function to make it available in store-motion.c.
8758 Update call sites with search-and-replace.
8759 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
8760 extract_mentioned_regs, extract_mentioned_regs_helper,
8761 find_moveable_store, compute_store_table, load_kills_store, find_loads,
8762 store_killed_in_insn, store_killed_after, store_killed_before,
8763 build_store_vectors, insert_insn_start_basic_block, insert-store,
8764 remove_reachable_equiv_notes, replace_store_insn, delete_store,
8765 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
8766 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
8767 * store-motion.c: ...new file. Also copy data structures from gcse.c
8768 and clean up to remove parts not used by store motion.
8769 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
8770 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
8772 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8775 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
8776 when optimizing for size.
8778 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
8780 * gcse.c (gcse_constant_p): Fix typo in last change.
8782 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
8784 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
8786 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
8788 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
8790 2009-04-29 James E. Wilson <wilson@codesourcery.com>
8792 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
8793 CONST_HIGH_PART result.
8795 2009-04-29 Anatoly Sokolov <aesok@post.ru>
8797 * config/avr/avr.c (initial_elimination_offset): Rename to
8798 avr_initial_elimination_offset.
8799 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
8800 change return type to bool.
8801 (avr_can_eliminate): New function.
8802 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
8803 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
8804 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
8805 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
8806 avr_initial_elimination_offset.
8807 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
8808 (avr_initial_elimination_offset): Define.
8810 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
8811 Steven Bosscher <steven@gcc.gnu.org>
8813 PR rtl-optimization/39938
8814 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
8815 * cfgrtl.c: Include insn-attr.h.
8816 (rest_of_pass_free_cfg): New function.
8817 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
8818 * resource.c (init_resource_info): Remove call to df_analyze.
8820 2009-04-29 Richard Guenther <rguenther@suse.de>
8823 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
8824 allow conversion to signed integers.
8826 2009-04-29 Richard Guenther <rguenther@suse.de>
8828 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
8829 shifts of floating point vectors if the shift amount is
8830 a constant multiple of the element size.
8832 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
8833 Michael Matz <matz@suse.de>
8837 * tree-outof-ssa.c (emit_partition_copy): New function.
8838 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
8839 insert_part_to_rtx_on_edge): Perform the partition base var
8840 copy using emit_partition_copy.
8841 (insert_value_copy_on_edge): Convert constants to the right mode.
8842 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
8843 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
8845 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8847 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
8848 scan backwards to try to find a constant to initialize it.
8850 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
8851 insn before the loop_end instruction, don't look past labels.
8853 2009-04-29 Richard Guenther <rguenther@suse.de>
8856 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
8857 loose type conversions.
8858 (forward_propagate_addr_expr): Fix tuplification bug. Remove
8859 stmts only if there are no uses of its definition.
8861 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8863 * config/bfin/bfin.h (splitting_loops): Declare.
8864 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
8865 Reorder bit definitions to be ascending.
8866 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
8867 * config/bfin/bfin.c (splitting_loops): New variable.
8868 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
8869 (struct loop_info): Remove members INIT and LOOP_INIT.
8870 (bfin_optimize_loop): Don't set them. Reorder the code that generates
8871 the LSETUP sequence. Allow LC to be loaded from any register, but
8872 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
8873 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
8875 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
8876 of reload_completed.
8879 * config/bfin/bfin.md (movsi_insn): Refine constraints.
8881 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
8883 * Makefile.in (PLUGIN_VERSION_H): New.
8884 (OBJS-common): Remove plugin-version.o.
8885 (plugin.o): Depend on (PLUGIN_VERSION_H).
8886 (plugin-version.o): Remove.
8887 * configure: Regenerate
8888 * configure.ac: Create plugin-version.h.
8889 * gcc-plugin.h (plugin_gcc_version): Remove.
8890 (plugin_default_version_check): Change signature.
8891 * plugin-version.c: Remove.
8892 * plugin.c: Include plugin-version.h.
8893 (str_plugin_gcc_version_name): Remove.
8894 (try_init_one_plugin): Pass gcc version to plugin_init.
8895 (plugin_default_version_check): Both gcc and plugin versions are now
8898 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8900 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
8901 problematic last insns. Test for TYPE_CALL rather than CALL_P.
8902 Remove special case testing for last insn of inner loops. Don't fail
8903 if the loop ends with a jump, emit an extra nop instead.
8905 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
8906 DREGS rather than comparing directly. Remove code that tries to
8907 account for latencies.
8909 2009-04-29 Richard Guenther <rguenther@suse.de>
8911 PR tree-optimization/39941
8912 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
8913 eliminating an indirect call.
8915 2009-04-29 Richard Guenther <rguenther@suse.de>
8917 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
8918 parameter. Allow invariants as base if !require_lvalue.
8919 (verify_gimple_assign_single): Adjust.
8921 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8923 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
8924 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
8925 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
8926 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
8927 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
8929 * config/bfin/bfin.c (bfin_expand_builtin,
8930 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
8932 2009-04-28 Richard Guenther <rguenther@suse.de>
8934 * tree-vect-loop.c (get_initial_def_for_induction): Use
8935 correct types for pointer increment.
8937 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8939 * toplev.c (print_version): Update GMP version string calculation.
8941 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
8943 PR rtl-optimization/39938
8944 * resource.c (init_resource_info): Add call to df_analyze.
8946 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8948 * config/alpha/alpha.md (usegp): Cast the result of
8949 alpha_find_lo_sum_using_gp to enum attr_usegp.
8950 * config/alpha/alpha.c (override_options): Remove end-of-structure
8951 marker element from cpu_table. Use array size of cpu_table to handle
8952 -mcpu and -mtune options.
8953 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
8955 2009-04-28 Joseph Myers <joseph@codesourcery.com>
8957 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
8958 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
8959 tune_32 and tune_64.
8960 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
8962 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
8963 * config/rs6000/option-defaults.h: ... here. New file.
8964 (OPT_64, OPT_32): Define.
8965 (MASK_64BIT): Define to 0 if not already defined.
8966 (OPT_ARCH64, OPT_ARCH32): Define.
8967 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
8970 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8972 * config/arm/arm.c (arm_override_options): Emit error on using
8975 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8977 PR rtl-optimization/39914
8978 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
8979 registers for allocnos created from user-defined variables only
8980 when not optimizing.
8982 2009-04-28 Richard Guenther <rguenther@suse.de>
8985 * fold-const.c (fold_binary): Use distribute_real_division only
8988 2009-04-28 Steve Ellcey <sje@cup.hp.com>
8990 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
8991 add hpux-stdint.h to tm_file.
8992 (hppa[12]*-*-hpux11*): Ditto.
8993 (ia64*-*-hpux*): Ditto.
8994 * config/hpux-stdint.h: New.
8995 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
8996 __STDC_EXT__ for all compiles.
8997 * config/pa/pa-hpux.h: Ditto.
8998 * config/pa/pa-hpux10.h: Ditto.
8999 * config/pa/pa-hpux11.h: Ditto.
9001 2009-04-28 Catherine Moore <clm@codesourcery.com>
9003 * debug.h (set_name): Add comment.
9005 2009-04-28 Andrew Pinski <pinskia@gmail.com>
9008 * config/darwin.c (machopic_gen_offset): Check
9009 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
9010 * config/arm/arm.c (require_pic_register): Likewise.
9012 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
9014 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
9015 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
9016 m32c_promote_prototypes): Delete.
9018 2009-04-28 Michael Matz <matz@suse.de>
9021 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
9024 2009-04-28 Richard Guenther <rguenther@suse.de>
9026 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
9028 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9030 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
9031 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
9032 * config/arm/arm-tune.md: Regenerate.
9034 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
9036 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
9037 block if there are complex incoming edges.
9038 (sel_merge_blocks): Remove useless assert.
9039 (sel_redirect_edge_and_branch): Check that edge was redirected.
9040 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
9041 (sel_find_rgns): Delete declaration.
9042 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
9043 the region when it is not a preheader.
9045 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9048 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
9050 2009-04-28 Richard Guenther <rguenther@suse.de>
9052 * tree.h (SSA_NAME_VALUE): Remove.
9053 (struct tree_ssa_name): Remove value_handle member.
9054 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
9055 array for jump threading.
9056 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
9058 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
9059 * tree-flow.h (threadedge_initialize_values): Declare.
9060 (threadedge_finalize_values): Likewise.
9061 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
9062 (SSA_NAME_VALUE): Define.
9063 (threadedge_initialize_values): New function.
9064 (threadedge_finalize_values): Likewise.
9065 * tree-ssa-dom.c (ssa_name_values): New global variable.
9066 (SSA_NAME_VALUE): Define.
9067 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
9069 2009-04-28 Ira Rosen <irar@il.ibm.com>
9071 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
9072 Use REPORT_VECTORIZED_LOCATIONS instead
9073 REPORT_VECTORIZED_LOOPS.
9074 * tree-vectorizer.c (vect_verbosity_level): Make static.
9075 (vect_loop_location): Rename to vect_location.
9076 (vect_set_verbosity_level): Update comment.
9077 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
9079 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
9080 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
9081 instead REPORT_UNVECTORIZED_LOOPS.
9082 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
9083 and vect_loop_def to vect_external_def and vect_internal_def.
9084 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
9085 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
9086 REPORT_UNVECTORIZED_LOCATIONS.
9087 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
9088 and vect_used_in_loop and to vect_unused_in_scope and
9090 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
9091 (vect_verbosity_level): Remove declaration.
9092 (vect_analyze_operations): Likewise.
9093 (vect_analyze_stmt): Declare.
9094 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
9095 REPORT_UNVECTORIZED_LOCATIONS.
9096 (vect_get_loop_niters): Fix indentation.
9097 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
9098 (vect_analyze_loop_operations): New function.
9099 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
9100 vect_analyze_operations.
9101 (vect_is_simple_reduction): Use new names.
9102 (vectorizable_live_operation, vect_transform_loop): Likewise.
9103 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
9104 to specify whether the data references can be a part of interleaving
9106 (vect_analyze_data_ref_dependence): Use new names.
9107 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
9108 (vect_create_addr_base_for_vector_ref): Remove redundant code.
9109 * tree-vect-patterns.c (widened_name_p): Use new names.
9110 (vect_recog_dot_prod_pattern): Likewise.
9111 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
9112 (process_use, vect_mark_stmts_to_be_vectorized,
9113 vect_model_simple_cost, vect_model_store_cost,
9114 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
9115 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
9116 vectorizable_operation, vectorizable_type_demotion,
9117 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
9118 vectorizable_condition): Likewise.
9119 (vect_analyze_operations): Split into vect_analyze_loop_operations
9121 (vect_analyze_stmt): ... new function.
9122 (new_stmt_vec_info): Use new names.
9123 (vect_is_simple_use): Use new names and fix comment.
9124 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
9125 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
9127 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9130 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
9131 and integer modes for x87 operands. Do not ICE for unsupported size,
9132 generate error instead. Generate error for unsupported operand types.
9133 ['z']: Do not handle HImode memory operands specially. Warning
9134 for floating-point operands. Fallthru to 'Z' for unsupported operand
9135 types. Do not ICE for unsupported size, generate error instead.
9136 (output_387_binary_op): Use %Z to output operands.
9137 (output_fp_compare): Ditto.
9138 (output_387_reg_move): Ditto.
9140 2009-04-28 Ben Elliston <bje@au.ibm.com>
9145 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9147 * builtins.c (c_strlen): Do not warn here.
9148 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
9149 * c-common.c (pointer_int_sum): Take an explicit location.
9150 Warn about offsets out of bounds.
9151 * c-common.h (pointer_int_sum): Adjust declaration.
9153 2009-04-27 Ian Lance Taylor <iant@google.com>
9155 * collect2.c (is_ctor_dtor): Change type of ret field in struct
9157 * dce.c (run_fast_df_dce): Change type of old_flags to int.
9158 * df-core.c (df_set_flags): Change return type to int. Change
9159 type of old_flags to int.
9160 (df_clear_flags): Likewise.
9161 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
9162 (df_get_conditional_uses): Likewise.
9163 * df.h (df_set_flags, df_clear_flags): Update declarations.
9164 * dwarf2out.c (struct indirect_string_node): Change type of form
9165 field to enum dwarf_form.
9166 (AT_string_form): Change return type to enum dwarf_form.
9167 * fixed-value.c (fixed_compare): Add cast to enum type.
9168 * fwprop.c (update_df): Change 0 to VOIDmode.
9169 * gensupport.c: Change 0 to UNKNOWN.
9170 * gimple.h (gimple_cond_code): Add cast to enum type.
9171 * haifa-sched.c (reemit_notes): Add cast to enum type.
9172 * hooks.c (hook_int_void_no_regs): Remove function.
9173 * hooks.h (hook_int_void_no_regs): Remove declaration.
9174 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
9175 * predict.c (combine_predictions_for_insn): Add casts to enum type.
9176 * real.c (real_arithmetic): Add cast to enum type.
9177 (real_compare): Likewise.
9178 * target.h (struct gcc_target): Change return type of
9179 branch_target_register_class to enum reg_class.
9180 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
9181 default_branch_target_register_class.
9182 * targhooks.c (default_branch_target_register_class): New function.
9183 * targhooks.h (default_branch_target_register_class): Declare.
9184 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
9185 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
9187 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
9189 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
9190 vect_uninitialized_def. Change 0 to ERROR_MARK.
9191 * tree-vect-stmts.c (supportable_widening_operation): Don't
9192 initialize icode1 and icode2.
9193 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
9194 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
9196 (cmn_err_flag_specs): Change 0 to STD_C89.
9197 (cmn_err_char_table): Likewise.
9198 * config/arm/arm.c (get_arm_condition_code): Change type of code
9199 to enum arm_cond_code.
9200 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
9201 (IWMMXT_BUILTIN2): Likewise.
9202 (neon_builtin_type_bits): Don't define typedef.
9203 (neon_builtin_datum): Change type of bits field to int.
9204 (arm_expand_neon_args): Add cast to enum type.
9205 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
9207 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
9209 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
9211 * config/mips/mips.md (jal_macro): Return enum constant.
9212 (single_insn): Likewise.
9213 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
9215 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9217 * config/s390/s390.c (s390_tune_flags): Change type to int.
9218 (s390_arch_flags): Likewise.
9219 (s390_handle_arch_option): Change flags field of struct pta to int.
9220 * config/s390/s390.h (s390_tune_flags): Update declaration.
9221 (s390_arch_flags): Likewise.
9222 * config/sh/sh.c (prepare_move_operands): Compare
9223 tls_symbolic_operand result with enum constant.
9224 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
9225 (sh_expand_prologue): Add cast to enum type.
9226 (sh_expand_epilogue): Likewise.
9227 (tls_symbolic_operand): Change return type to enum tls_model.
9228 (fpscr_set_from_mem): Add cast to enum type.
9229 (legitimize_pic_address): Compare tls_symbolic_operand result with
9231 (sh_target_reg_class): Change return type to enum reg_class.
9232 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
9234 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
9235 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
9236 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
9237 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
9238 (delayed_branch, tls_call_delay): Likewise.
9239 (eligible_for_sibcall_delay): Likewise.
9240 (eligible_for_return_delay): Likewise.
9241 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
9242 (spu_expand_builtin_1): Likewise.
9244 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
9245 for all types of conversions.
9246 (output_init_element): Issue -Wc++-compat warning if needed when
9247 initializing a bitfield with enum type.
9248 * c-parser.c (c_parser_expression): Set original_type to
9249 original_type of right hand operand of comman operator.
9251 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9253 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
9255 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
9256 * doc/cpp.texi (Standard Predefined Macros)
9257 (Implementation-defined behavior): Likewise.
9258 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
9259 * doc/gimple.texi (GIMPLE Exception Handling)
9260 (@code{GIMPLE_ASSIGN}): Likewise.
9261 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
9262 * doc/invoke.texi (Warning Options, Optimize Options)
9263 (AVR Options, Darwin Options): Likewise.
9264 (Optimize Options): Reformulate -fwhole-program description.
9265 * doc/loop.texi (Lambda): Likewise.
9266 * doc/md.texi (Output Template, Define Constraints)
9267 (Standard Names, Insn Splitting): Likewise.
9268 * doc/options.texi (Option properties): Likewise.
9269 * doc/passes.texi (Tree-SSA passes): Likewise.
9270 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
9271 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
9272 (File Names and DBX): Likewise.
9273 * doc/trouble.texi (Incompatibilities): Likewise.
9275 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9277 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
9278 instruction is correct.
9280 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9282 Allow non-constant arguments to conversion intrinsics.
9283 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
9284 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
9285 * spu.c (print_operand): Handle 'v' and 'w'.
9286 (exp2_immediate_p, spu_gen_exp2): Define.
9287 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
9288 spu_convtf_1): Update parameter descriptions.
9289 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
9290 * constraints.md ('v', 'w'): New.
9291 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
9293 (i2f, I2F): New define_mode_attr.
9294 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
9295 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
9296 fixuns_truncv4sfv4si2): Update to use mode attribute.
9297 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
9298 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
9299 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
9300 patterns for combine.
9302 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
9304 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
9305 (cprop, hoist, pre, store_motion): New debug counters.
9306 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
9307 is not an RTL pass anymore.
9308 (pass_profiling): Remove extern decl for pass removed in 2005.
9309 (pass_gcse, pass_jump_bypass): Remove.
9310 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
9311 to 0 for clean state.
9312 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
9313 * cse.c (gate_handle_cse_after_global_opts,
9314 rest_of_handle_cse_after_global_opts): New functions.
9315 (pass_cse_after_global_opts): New pass, does local CSE.
9316 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
9317 (TV_CPROP): New timevar.
9318 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
9319 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
9320 (gcse_main, recompute_all_luids): Remove.
9321 (compute_hash_table_work): Call max_reg_num instead of reading
9323 (cprop_jump): Don't set run_jump_opt_after_gcse.
9324 (constprop_register): Always allow to alter jumps.
9325 (cprop_insn): Likewise.
9326 (do_local_cprop): Likewise.
9327 (local_cprop_pass): Likewise. Return non-zero if something changed.
9328 (cprop): Remove function, fold interesting bits into one_cprop_pass.
9329 (find_implicit_sets): Add note about missed optimization opportunity.
9330 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
9331 pass_rtl_cprop execute function.
9332 Don't bother tracking the pass number, each pass gets its own dumpfile
9334 Always allow to alter jumpsand bypass jumps.
9335 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
9336 will just find no suitable set.
9337 (pre_edge_insert): Fix dumping, this function is for PRE only.
9338 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
9339 pass_rtl_pre execute function.
9340 (hoist_code): Return non-zero if something changed. Keep track of
9341 substitutions and insertions for statistics gathering similar to PRE.
9342 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
9343 called from the pass_rtl_hoist execute function. Show pass statistics.
9344 (compute_store_table): Use max_reg_num directly instead of using the
9345 formerly global max_gcse_regno.
9346 (build_store_vectors): Likewise.
9347 (replace_store_insn): Fix dumping.
9348 (store_motion): Rename to ...
9349 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
9350 pass, called from the pass_rtl_store_motion execute function. Keep
9351 track of substitutions and insertions for statistics gathering similar
9353 (bypass_jumps): Remove, fold interesting bits into ...
9354 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
9355 from the pass_rtl_cprop execute function.
9356 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
9357 pass_jump_bypass): Remove.
9358 (gate_handle_gcse, rest_of_handle_gcse): Remove.
9359 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
9360 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
9361 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
9362 (gate_rtl_store_motion, execute_rtl_store_motion,
9363 pass_rtl_store_motion): New.
9364 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
9365 make it clear that -fcse-skip-blocks is a no-op for backward compat.
9366 * passes.c (init_optimization_passes): Remove pass_gcse and
9367 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
9368 and cse_after_global_opts in place of pass_gcse. Schedule cprop
9369 instead of pass_jump_bypass.
9371 2009-04-27 Richard Guenther <rguenther@suse.de>
9374 * gimplify.c (gimplify_expr): If we are required to create
9375 a temporary make sure it ends up as register.
9377 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
9380 * config/i386/i386.c (construct_container): Don't call
9381 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
9382 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
9384 2009-04-27 Michael Matz <matz@suse.de>
9386 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
9387 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
9388 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
9389 (dump_replaceable_exprs): Take a bitmap.
9390 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
9392 (expand_gimple_basic_block): Likewise.
9393 * tree-ssa-ter.c (struct temp_expr_table_d): Make
9394 replaceable_expressions member a bitmap.
9395 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
9396 (mark_replaceable): Likewise.
9397 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
9398 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
9400 2009-04-27 Richard Guenther <rguenther@suse.de>
9402 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
9403 (verify_stmts): Dispatch to gimple/type verification code.
9404 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
9405 issue with call argument types.
9407 2009-04-27 Michael Matz <matz@suse.de>
9409 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
9410 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
9413 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
9414 Eric Botcazou <ebotcazou@adacore.com>
9416 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
9417 a label's basic block.
9418 (mark_target_live_regs): Tidy and rework obsolete comments.
9419 Change back DF problem to LIVE. If a label starts a basic block,
9420 assume that all registers that used to be live then still are.
9421 (init_resource_info): If a label starts a basic block, set its
9422 BLOCK_FOR_INSN accordingly.
9423 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
9425 2009-04-27 Richard Guenther <rguenther@suse.de>
9427 * tree-flow-inline.h (function_ann): Remove.
9428 (get_function_ann): Likewise.
9429 * tree-dfa.c (create_function_ann): Remove.
9430 * tree-flow.h (struct static_var_ann_d): Remove.
9431 (struct function_ann_d): Likewise.
9432 (union tree_ann_d): Remove fdecl member.
9433 (function_ann_t): Remove.
9434 (function_ann, get_function_ann, create_function_ann): Remove
9437 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
9439 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
9441 2009-04-27 Jan Hubicka <jh@suse.cz>
9443 * ipa-pure-const.c (struct funct_state_d): New fields
9444 state_previously_known, looping_previously_known; remove
9445 state_set_in_source.
9446 (analyze_function): Use new fields.
9447 (propagate): Avoid assumption that state_set_in_source imply
9450 * tree-ssa-loop-niter.c (finite_loop_p): New function.
9451 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
9452 * cfgloop.h (finite_loop_p): Declare.
9454 2009-04-26 Michael Matz <matz@suse.de>
9456 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
9458 2009-04-26 Michael Matz <matz@suse.de>
9460 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
9461 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
9462 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
9463 pass_mark_used_blocks): Remove.
9464 * tree-optimize.c (pass_free_datastructures,
9465 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
9466 * passes.c (init_optimization_passes): Don't call
9467 pass_mark_used_blocks, remove dead code.
9469 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
9471 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
9472 * tree-ssa-live.h (register_ssa_partition): Likewise.
9474 2009-04-26 Michael Matz <matz@suse.de>
9477 * builtins.c (fold_builtin_next_arg): Handle SSA names.
9478 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
9479 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
9481 (compare_pairs): Swap cost comparison.
9482 (coalesce_ssa_name): Don't use change_partition_var.
9483 * tree-nrv.c (struct nrv_data): Add modified member.
9484 (finalize_nrv_r): Set it.
9485 (tree_nrv): Use it to update statements.
9486 (pass_nrv): Require PROP_ssa.
9487 * tree-mudflap.c (mf_decl_cache_locals,
9488 mf_build_check_statement_for): Use make_rename_temp.
9489 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
9490 * alias.c (find_base_decl): Handle SSA names.
9491 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
9492 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
9493 * rtl.h (set_reg_attrs_for_parm): Declare.
9494 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
9495 to "optimized", remove unused locals at finish.
9496 (execute_free_datastructures): Make global, call
9497 delete_tree_cfg_annotations.
9498 (execute_free_cfg_annotations): Don't call
9499 delete_tree_cfg_annotations.
9501 * ssaexpand.h: New file.
9502 * expr.c (toplevel): Include ssaexpand.h.
9503 (expand_assignment): Handle SSA names the same as register variables.
9504 (expand_expr_real_1): Expand SSA names.
9505 * cfgexpand.c (toplevel): Include ssaexpand.h.
9506 (SA): New global variable.
9507 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
9508 (SSAVAR): New macro.
9509 (set_rtl): New helper function.
9510 (add_stack_var): Deal with SSA names, use set_rtl.
9511 (expand_one_stack_var_at): Likewise.
9512 (expand_one_stack_var): Deal with SSA names.
9513 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
9514 before unique numbers.
9515 (expand_stack_vars): Use set_rtl.
9516 (expand_one_var): Accept SSA names, add asserts for them, feed them
9517 to above subroutines.
9518 (expand_used_vars): Expand all partitions (without default defs),
9519 then only the local decls (ignoring those expanded already).
9520 (expand_gimple_cond): Remove edges when jumpif() expands an
9522 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
9523 or remove abnormal edges. Ignore insns setting the LHS of a TERed
9525 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
9526 members of SA; deal with PARM_DECL partitions here; expand
9527 all PHI nodes, free tree datastructures and SA. Commit instructions
9528 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
9529 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
9530 info and statements at start, collect garbage at finish.
9531 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
9532 (VAR_ANN_PARTITION) Remove.
9533 (change_partition_var): Don't declare.
9534 (partition_to_var): Always return SSA names.
9535 (var_to_partition): Only accept SSA names.
9536 (register_ssa_partition): Only check argument.
9537 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
9539 (delete_var_map): Don't free it.
9540 (var_union): Only accept SSA names, simplify.
9541 (partition_view_init): Mark only useful SSA names as used.
9542 (partition_view_fini): Only deal with SSA names.
9543 (change_partition_var): Remove.
9544 (dump_var_map): Use ssa_name instead of partition_to_var member.
9545 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
9547 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
9548 (struct _elim_graph): New member const_dests; nodes member vector of
9550 (set_location_for_edge): New static helper.
9551 (create_temp): Remove.
9552 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
9553 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
9554 (new_elim_graph): Allocate const_dests member.
9555 (clean_elim_graph): Truncate const_dests member.
9556 (delete_elim_graph): Free const_dests member.
9557 (elim_graph_size): Adapt to new type of nodes member.
9558 (elim_graph_add_node): Likewise.
9559 (eliminate_name): Likewise.
9560 (eliminate_build): Don't take basic block argument, deal only with
9561 partition numbers, not variables.
9562 (get_temp_reg): New static helper.
9563 (elim_create): Use it, deal with RTL temporaries instead of trees.
9564 (eliminate_phi): Adjust all calls to new signature.
9565 (assign_vars, replace_use_variable, replace_def_variable): Remove.
9566 (rewrite_trees): Only do checking.
9567 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
9568 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
9569 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
9570 contains_tree_r, MAX_STMTS_IN_LATCH,
9571 process_single_block_loop_latch, analyze_edges_for_bb,
9572 perform_edge_inserts): Remove.
9573 (expand_phi_nodes): New global function.
9574 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
9575 functions, initialize new parameter, remember partitions having a
9577 (finish_out_of_ssa): New global function.
9578 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
9579 don't reset in_ssa_p here, don't disable TER when mudflap.
9580 (pass_del_ssa): Remove.
9581 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
9583 (execute_free_datastructures): Declare.
9584 * Makefile.in (SSAEXPAND_H): New variable.
9585 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
9586 * basic-block.h (commit_one_edge_insertion): Declare.
9587 * passes.c (init_optimization_passes): Move pass_nrv and
9588 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
9589 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
9590 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
9591 (redirect_branch_edge): Deal with super block when expanding, split
9592 out jump patching itself into ...
9593 (patch_jump_insn): ... here, new static helper.
9595 2009-04-26 Michael Matz <matz@suse.de>
9597 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
9598 beyond num_ssa_names.
9599 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
9600 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
9602 2009-04-26 Jakub Jelinek <jakub@redhat.com>
9605 * fwprop.c (forward_propagate_asm): New function.
9606 (forward_propagate_and_simplify): Propagate also into __asm, if it
9607 doesn't increase the number of referenced registers.
9610 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
9612 2009-04-26 Jakub Jelinek <jakub@redhat.com>
9614 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
9615 note_nonlocal_vla_type for nonlocal VLAs.
9616 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
9617 contains_remapped_vars, remap_vla_decls): New functions.
9618 (convert_nonlocal_reference_stmt): If not optimizing, call
9619 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
9620 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
9621 if it wasn't found in var_map.
9622 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
9623 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
9624 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
9626 * gimplify.c (nonlocal_vlas): New variable.
9627 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
9629 (gimplify_body): Create and destroy nonlocal_vlas.
9631 * dwarf2out.c (loc_descr_plus_const): New function.
9632 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
9633 mem_loc_descriptor, loc_descriptor_from_tree_1,
9634 descr_info_loc, gen_variable_die): Use it.
9636 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
9637 !TREE_STATIC VAR_DECLs.
9638 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
9639 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
9640 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
9641 DECL_BY_REFERENCE is valid.
9642 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
9643 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
9644 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
9645 Copy DECL_BY_REFERENCE.
9646 (struct nesting_copy_body_data): New type.
9647 (nesting_copy_decl): New function.
9648 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
9649 if they have variable length.
9651 2009-04-26 Michael Matz <matz@suse.de>
9653 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
9654 mark new temporaries for renaming.
9656 2009-04-26 Joseph Myers <joseph@codesourcery.com>
9659 * c-decl.c (global_bindings_p): Return negative value.
9660 (c_variable_size): New. Based on variable_size from
9662 (grokdeclarator): Call c_variable_size not variable_size.
9664 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
9666 * config/i386/i386.c (print_operand) ['z']: Fix typo.
9668 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
9670 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
9671 Redefine it to just use mingw/include.
9672 (ASM_SPEC): Rules for -m32 and -m64.
9673 (LINK_SPEC): Use Likewise.
9674 (SPEC_32): New define.
9675 (SPEC_64): Likewise.
9676 (SUB_LINK_SPEC): Likewise.
9677 (MULTILIB_DEFAULTS): New define.
9678 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
9679 Add multilib options.
9680 (MULTILIB_DIRNAMES): Likewise.
9681 (MULTILIB_OSDIRNAMES): Likewise.
9683 (INSTALL_LIBGCC): Likewise.
9685 2009-04-26 Joseph Myers <joseph@codesourcery.com>
9688 * c-tree.h (enum c_inline_static_type): New.
9689 (record_inline_static): Declare.
9690 * c-decl.c (struct c_inline_static, c_inline_statics,
9691 record_inline_static, check_inline_statics): New.
9692 (pop_file_scope): Call check_inline_statics.
9693 (start_decl): Call record_inline_static instead of pedwarning
9694 directly for static in inline function.
9695 * c-typeck.c (build_external_ref): Call record_inline_static
9696 instead of pedwarning directly for static referenced in inline
9699 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
9701 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
9702 not new but only being rescanned.
9703 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
9704 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
9705 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
9706 record_set_info, compute_set, grealloc): Remove.
9707 (recompute_all_luids): New function.
9708 (gcse_main): Don't compute sets, and don't do related memory
9709 allocations/free-ing. If something changed before the end of the
9710 pass, update LUIDs using recompute_all_luids.
9711 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
9712 (free_gcse_mem): Don't free it either.
9713 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
9714 Use the df insn LUIDs.
9715 (load_killed_in_block): Likewise.
9716 (compute_hash_table_work): Don't compute reg_set_in_block.
9717 (compute_transp): Use DF_REG_DEF_CHAINs.
9718 (local_cprop_pass): Don't use compute_sets and related functions.
9719 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
9720 Use get_max_uid() instead of max_cuid.
9721 (insert_insn_end_basic_block, pre_insert_copy_insn,
9722 update_ld_motion_stores): Don't try to
9723 keep reg_set tables up to date.
9724 (pre_insert_copies): Use df insn LUIDs.
9725 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
9726 (reg_set_info): Don't use extra bitmap argument.
9727 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
9728 information to compute regs_set_in_block.
9729 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
9730 (bypass_jumps): Don't use compute_sets and friends.
9732 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9735 * opts.c (undocumented_msg): Do not leave blank even with
9738 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9740 * c-decl.c (build_enumerator): Allow values folding to integer
9741 constants but not integer constant expressions with a pedwarn if
9744 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9747 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
9748 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
9749 type is an integer constant.
9751 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
9754 * config/i386/i386.c (print_operand) ['z']: Revert handling of
9757 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9760 * c-decl.c (grokdeclarator): Diagnose declarations of functions
9761 with variably modified return type and no storage class
9762 specifiers, except for the case of nested functions. Distinguish
9763 extern declarations of functions with variably modified return
9764 types from those of objects with variably modified types.
9766 2009-04-25 Jan Hubicka <jh@suse.cz>
9768 * tree.c (list_equal_p): New function.
9769 * tree.h (list_equal_p): Declare.
9770 * coretypes.h (edge_def, edge, const_edge, basic_block_def
9771 basic_block_def, basic_block, const_basic_block): New.
9772 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
9773 (redirect_eh_edge): New function.
9774 (make_eh_edge_update_phi): EH edges are not abnormal.
9775 * except.c: Include tree-flow.h.
9776 (list_match): New function.
9777 (eh_region_replaceable_by_p): New function.
9778 (replace_region): New function.
9779 (hash_type_list): New function.
9780 (hash_eh_region): New function.
9781 (eh_regions_equal_p): New function.
9782 (merge_peers): New function.
9783 (remove_unreachable_regions): Verify EH tree when checking;
9785 (copy_eh_region_1): New function.
9786 (copy_eh_region): New function.
9787 (push_reachable_handler): New function.
9788 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
9789 regions without label but with live RESX.
9790 * except.h (redirect_eh_edge_to_label): New.
9791 * tree-flow.h (redirect_eh_edge): New.
9792 * coretypes.h (edge_def, edge, const_edge, basic_block_def
9793 basic_block_def, basic_block, const_basic_block): Remove.
9794 * Makefile.in (except.o): Add dependency on tree-flow.h
9795 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
9796 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
9799 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
9802 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
9803 on the destination of memcpy.
9805 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
9807 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
9808 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
9809 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
9811 2009-04-25 Jan Hubicka <jh@suse.cz>
9813 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
9814 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
9815 to be reached by different label than left.
9816 (update_eh_edges): Update comment; remove edge_to_remove if possible
9817 and return true if suceeded.
9818 (cleanup_empty_eh): Accept sharing map; handle shared regions.
9819 (cleanup_eh): Compute sharing map.
9820 * except.c (remove_eh_handler_and_replace): Add argument if we should
9822 (remove_unreachable_regions): Update for label sharing.
9823 (label_to_region_map): Likewise.
9824 (get_next_region_sharing_label): New function.
9825 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
9827 (remove_eh_handler): Update.
9828 (remove_eh_region_and_replace_by_outer_of): New function.
9829 * except.h (struct eh_region): Add next_region_sharing_label.
9830 (remove_eh_region_and_replace_by_outer_of,
9831 get_next_region_sharing_label): Declare.
9832 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
9834 2009-04-25 Jan Hubicka <jh@suse.cz>
9836 * tree-cfg.c (split_critical_edges): Split also edges where we can't
9837 insert code even if they are not critical.
9839 2009-04-25 Jan Hubicka <jh@suse.cz>
9841 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
9842 (gimple_can_remove_branch_p): EH edges won't remove branch by
9844 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
9845 updating of non-abnormal EH edges.
9846 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
9847 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
9848 (split_critical_edges): Split also edges where emitting code on them
9849 will lead to splitting later.
9851 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
9852 H.J. Lu <hongjiu.lu@intel.com>
9855 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
9856 the configured assembler supports fildq and fistpq mnemonics.
9857 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
9858 * configure: Regenerated.
9861 * config/i386/i386.c (print_operand): Handle 'Z'.
9862 ['z']: Remove handling of special fild/fist suffixes.
9863 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
9864 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
9865 suffix of fild insn.
9866 (*floatsi<mode>2_vector_mixed): Ditto.
9867 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
9868 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
9869 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
9870 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
9871 * config/i386/gas.h (GAS_MNEMONICS): Remove.
9873 2009-04-25 Ben Elliston <bje@au.ibm.com>
9875 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
9876 the source of a set operation.
9878 2009-04-25 Anatoly Sokolov <aesok@post.ru>
9880 * target.h (struct gcc_target): Add case_values_threshold field.
9881 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
9882 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
9883 * targhooks.c (default_case_values_threshold): New function.
9884 * targhooks.h (default_case_values_threshold): Declare function.
9885 * stmt.c (expand_case): Use case_values_threshold target hook.
9886 * expr.h (case_values_threshold): Remove declartation.
9887 * expr.c (case_values_threshold): Remove function.
9888 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
9890 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
9891 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
9892 (avr_case_values_threshold): Declare as static.
9893 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
9895 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
9896 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
9897 (mn10300_case_values_threshold): New function.
9899 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
9901 * ira.c (setup_cover_and_important_classes): Add enum cast.
9903 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
9905 * genpreds.c (write_enum_constraint_num): Output definition of
9906 CONSTRAINT_NUM_DEFINED_P macro.
9907 * ira.c (setup_cover_and_important_classes): Use
9908 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
9910 2009-04-24 DJ Delorie <dj@redhat.com>
9912 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
9913 __SH2A_SINGLE_ONLY__ also.
9915 2009-04-24 Steve Ellcey <sje@cup.hp.com>
9917 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
9918 (movdf_internal): Ditto.
9919 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
9920 SFmode and DFmode constants.
9921 (ia64_print_operand): Add 'G' format for printing
9922 floating point constants.
9924 2009-04-24 Richard Guenther <rguenther@suse.de>
9926 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
9927 from unsigned additions.
9929 2009-04-24 Joseph Myers <joseph@codesourcery.com>
9931 * c-typeck.c (set_init_index): Allow array designators that are
9932 not integer constant expressions with a pedwarn if pedantic.
9934 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
9936 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
9937 zero if no overlap in nonzero bits between the operands.
9939 2009-04-24 Ian Lance Taylor <iant@google.com>
9941 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
9942 (record_dead_and_set_regs): Likewise.
9943 * df.h (struct df_mw_hardreg): Change flags field to int.
9944 (struct df_base_ref): Likewise.
9945 (struct df): Change changeable_flags field to int.
9946 * df-scan.c (df_defs_record): Change clobber_flags to int.
9947 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
9948 constants rather than #define macros.
9949 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
9950 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
9951 (enum dwarf_calling_convention): Likewise.
9952 (enum dwarf_line_number_x_ops): Likewise.
9953 (enum dwarf_call_frame_info): Likewise.
9954 (enum dwarf_source_language): Likewise.
9955 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
9956 (add_calling_convention_attribute): Likewise.
9957 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
9958 (combine_comparisons): Change compcode to int. Add cast to enum type.
9959 * genrecog.c (maybe_both_true_2): Change c to int.
9960 (write_switch): Likewise. Add cast to enum type.
9961 * gimplify.c (gimplify_omp_for): Handle return values from
9962 gimplify_expr using MIN rather than bitwise or.
9963 (gimplify_expr): Add cast to enum type.
9964 * ipa-prop.c (update_jump_functions_after_inlining): Change
9965 IPA_BOTTOM to IPA_JF_UNKNOWN.
9966 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
9967 Add casts to enum type.
9968 (setup_cover_and_important_classes): Change cl to int. Add casts
9970 (setup_class_translate): Change cl and mode to int.
9971 (ira_init_once): Change mode to int.
9972 (free_register_move_costs): Likewise.
9973 (setup_prohibited_mode_move_regs): Add casts to enum type.
9974 * langhooks.c (add_builtin_function_common): Rework assertion that
9975 value fits bitfield.
9976 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
9977 * omega.c (omega_do_elimination): Avoid math on enum types.
9978 * optabs.c (expand_vec_shift_expr): Remove casts to int.
9979 * opts.c (set_debug_level): Change 2 to enum constant. Use new
9980 int local to handle integral_argment value.
9981 * regmove.c (try_auto_increment): Change PUT_MODE to
9983 * reload.c (push_secondary_reload): Add casts to enum type.
9984 (secondary_reload_class, find_valid_class): Likewise.
9985 * reload1.c (emit_input_reload_insns): Likewise.
9986 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
9987 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
9988 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
9990 * tree.c (build_common_builtin_nodes): Add casts to enum type.
9991 * tree-complex.c (complex_lattice_t): Typedef to int rather than
9993 (expand_complex_libcall): Add casts to enum type.
9994 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
9995 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
9996 with ERROR_MARK, not NUM_TREE_CODES.
9997 (vect_create_epilog_for_reduction): Likewise.
9998 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
9999 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
10000 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
10002 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
10003 vect_unused_in_loop. Change 0 to loop_vect.
10004 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
10005 * var-tracking.c (get_init_value): Change return type to enum
10007 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
10008 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
10010 (arm_override_options): Add casts to enum type.
10011 (arm_emit_tls_decoration): Likewise.
10012 * config/i386/i386.c (ix86_function_specific_restore): Add casts
10014 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
10015 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
10016 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
10018 * config/s390/s390.c (code_for_builtin_64): Change to array of
10020 (code_for_builtin_31): Likewise.
10021 (s390_expand_builtin): Change code_for_builtin to enum insn_code
10023 * config/sparc/sparc.c (sparc_override_options): Change value
10024 field in struct code_model to enum cmodel. In initializer change
10025 0 to NULL and add cast to enum type.
10027 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
10028 Change all callers. Issue a -Wc++-compat warning using
10029 lhs_origtype if necessary.
10030 (convert_for_assignment): Issue -Wc++-compat warnings about
10031 invalid conversions to enum type on assignment.
10032 * c-common.h (build_modify_expr): Update declaration.
10034 2009-04-24 Nick Clifton <nickc@redhat.com>
10036 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
10037 (function_arg_advance): Likewise.
10038 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
10041 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10043 * config/s390/constraints.md ('I', 'J'): Fix condition.
10045 2009-04-24 Diego Novillo <dnovillo@google.com>
10047 * gengtype-parse.c (parse_error): Add newline after message.
10049 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10051 * config/i386/sse.md (avxmodesuffixs): Removed.
10052 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
10053 (*avx_pinsr<ssevecsize>): This.
10055 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10057 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
10058 follow chains of regs with a single definition, and allow expressions
10059 that are function_invariant_p.
10060 (simple_rhs_p): Allow expressions that are function_invariant_p.
10062 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
10064 PR middle-end/39867
10065 * fold-const.c (fold_cond_expr_with_comparison): When folding
10066 > and >= to MAX, make sure the MAX uses the same type as the
10067 comparison's operands.
10069 2009-04-24 Nick Clifton <nickc@redhat.com>
10071 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
10072 addressing for DImode accesses.
10073 (frv_print_operand_address): Handle PLUS case.
10074 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
10076 2009-04-24 Jakub Jelinek <jakub@redhat.com>
10078 PR rtl-optimization/39794
10079 * alias.c (canon_true_dependence): Add x_addr argument.
10080 * rtl.h (canon_true_dependence): Adjust prototype.
10081 * cse.c (check_dependence): Adjust canon_true_dependence callers.
10082 * cselib.c (cselib_invalidate_mem): Likewise.
10083 * gcse.c (compute_transp): Likewise.
10084 * dse.c (scan_reads_nospill): Likewise.
10085 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
10086 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
10087 canon_base_addr of the group, plus optional offset.
10088 (struct group_info): Rename canon_base_mem to
10090 (get_group_info): Set canon_base_addr to canon_rtx of base, not
10091 canon_rtx of base_mem.
10093 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
10095 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
10096 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
10098 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10100 * config/spu/spu-builtins.h: Delete file.
10102 * config/spu/spu.h (enum spu_builtin_type): Move here from
10104 (struct spu_builtin_description): Likewise. Add GTY marker.
10105 Do not use enum spu_function_code or enum insn_code.
10106 (spu_builtins): Add extern declaration.
10108 * config/spu/spu.c: Do not include "spu-builtins.h".
10109 (enum spu_function_code, enum spu_builtin_type_index,
10110 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
10111 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
10112 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
10113 unsigned_V2DI_type_node): Move here from spu-builtins.h.
10114 (spu_builtin_types): Make static. Add GTY marker.
10115 (spu_builtins): Add extern declaration with GTY marker.
10116 Include "gt-spu.h".
10118 * config/spu/spu-c.c: Do not include "spu-builtins.h".
10119 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
10120 Check programmatically whether all parameters are scalar.
10122 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
10124 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
10126 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
10127 assignment from the constructor either if the target is volatile.
10129 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
10131 * config/arm/arm.md (insv): Do not share operands[0].
10133 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
10135 * config/vxlib-tls.c (active_tls_threads): Delete.
10136 (delete_hook_installed): New.
10137 (tls_delete_hook): Don't delete the delete hook.
10138 (tls_destructor): Delete it here.
10139 (__gthread_set_specific): Adjust installing the delete hook.
10140 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
10141 __gthread_leave_tsd_dtor_context.
10143 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
10145 * c-format.c (gcc_tdiag_char_table): Add support for %E.
10147 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
10149 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
10151 (alpha_rtx_costs): Ditto.
10152 (emit_unlikely_jump): Use add_reg_note.
10153 (emit_frame_store_1): Ditto.
10154 (alpha_expand_prologue): Ditto.
10155 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10156 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
10158 2009-04-23 Nick Clifton <nickc@redhat.com>
10160 * config/v850/v850.md (epilogue): Remove suppressed code.
10161 (return): Rename to return_simple and remove test of frame size.
10162 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
10163 to gen_return_simple.
10165 2009-04-22 Jing Yu <jingyu@google.com>
10168 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
10170 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10173 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
10174 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
10175 value is a VECTOR_CST, the element type is the element type of the
10178 2009-04-22 DJ Delorie <dj@redhat.com>
10180 * config/m32c/m32c.h: Update GTY annotations to new syntax.
10182 2009-04-22 Jakub Jelinek <jakub@redhat.com>
10184 * alias.c (find_base_term): Move around LO_SUM case, so that
10185 CONST falls through into PLUS/MINUS handling.
10188 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
10189 into 0, use omit_one_operand.
10191 2009-04-23 Ben Elliston <bje@au.ibm.com>
10193 * config/rs6000/linux-unwind.h (get_regs): Remove type
10194 puns. Change the type of `pc' to an array of unsigned ints and
10195 update all users. Constify frame24.
10197 2009-04-22 DJ Delorie <dj@redhat.com>
10199 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
10200 declarations before code.
10201 (current_function_special_page_vector): Likewise.
10202 (m32c_expand_insv): Silence a warning.
10204 2009-04-21 Taras Glek <tglek@mozilla.com>
10206 * alias.c: Update GTY annotations to new syntax.
10207 * basic-block.h: Likewise.
10208 * bitmap.h: Likewise.
10209 * c-common.h: Likewise.
10210 * c-decl.c: Likewise.
10211 * c-parser.c: Likewise.
10212 * c-pragma.c: Likewise.
10213 * c-tree.h: Likewise.
10214 * cfgloop.h: Likewise.
10215 * cgraph.h: Likewise.
10216 * config/alpha/alpha.c: Likewise.
10217 * config/arm/arm.h: Likewise.
10218 * config/avr/avr.h: Likewise.
10219 * config/bfin/bfin.c: Likewise.
10220 * config/cris/cris.c: Likewise.
10221 * config/darwin.c: Likewise.
10222 * config/frv/frv.c: Likewise.
10223 * config/i386/i386.c: Likewise.
10224 * config/i386/i386.h: Likewise.
10225 * config/i386/winnt.c: Likewise.
10226 * config/ia64/ia64.h: Likewise.
10227 * config/iq2000/iq2000.c: Likewise.
10228 * config/mips/mips.c: Likewise.
10229 * config/mmix/mmix.h: Likewise.
10230 * config/pa/pa.c: Likewise.
10231 * config/pa/pa.h: Likewise.
10232 * config/rs6000/rs6000.c: Likewise.
10233 * config/s390/s390.c: Likewise.
10234 * config/sparc/sparc.c: Likewise.
10235 * config/xtensa/xtensa.c: Likewise.
10236 * cselib.h: Likewise.
10237 * dbxout.c: Likewise.
10238 * dwarf2out.c: Likewise.
10239 * except.c: Likewise.
10240 * except.h: Likewise.
10241 * fixed-value.h: Likewise.
10242 * function.c: Likewise.
10243 * function.h: Likewise.
10244 * gimple.h: Likewise.
10245 * integrate.c: Likewise.
10246 * optabs.c: Likewise.
10247 * output.h: Likewise.
10248 * real.h: Likewise.
10250 * stringpool.c: Likewise.
10251 * tree-data-ref.c: Likewise.
10252 * tree-flow.h: Likewise.
10253 * tree-scalar-evolution.c: Likewise.
10254 * tree-ssa-address.c: Likewise.
10255 * tree-ssa-alias.h: Likewise.
10256 * tree-ssa-operands.h: Likewise.
10257 * tree.c: Likewise.
10258 * tree.h: Likewise.
10259 * varasm.c: Likewise.
10260 * varray.h: Likewise.
10262 * coretypes.h: Do not define GTY macro if it is already defined.
10263 * doc/gty.texi: Update GTY documentation to new syntax.
10264 * gengtype-lex.l: Enforce attribute-like syntax for GTY
10265 annotations on structs.
10266 * gengtype-parse.c: Likewise.
10268 2009-04-22 Mark Heffernan <meheff@google.com>
10270 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
10272 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10274 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
10277 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10279 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
10280 the same as a PLUS without a shift. Increase the cost of a
10283 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10285 * Makefile.in: Update dependencies.
10286 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
10287 * errors.h: Remove bogus comment about compatibility.
10288 (warning): Update declaration.
10289 * genautomata.c: Update all calls to warning.
10290 * gimple.c: Do not include errors.h. Include toplev.h.
10291 * tree-ssa-structalias.c: Do not include errors.h.
10292 * omega.c: Likewise.
10293 * tree-ssa-reassoc.c: Likewise.
10294 * config/spu/spu-c.c: Likewise.
10295 * config/spu/t-spu-elf: Update dependencies.
10297 2009-04-22 Richard Guenther <rguenther@suse.de>
10299 PR tree-optimization/39824
10300 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
10301 make sure the types are compatible.
10303 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10306 * c-common.c (c_parse_error): Take a token_flags parameter.
10307 Use token_type for the token type instead.
10308 Pass token_flags to cpp_type2name.
10309 * c-common.h (c_parse_error): Update declaration.
10310 * c-parser.c (c_parser_error): Pass 0 as token flags.
10312 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
10314 PR rtl-optimization/39580
10315 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
10317 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10319 * function.c (expand_function_end): Do not emit a jump to the "naked"
10320 return label for fall-through returns.
10321 * except.c (sjlj_emit_function_exit): Always place the call to the
10322 unregister function at the location installed by expand_function_end.
10324 2009-04-22 Richard Guenther <rguenther@suse.de>
10326 PR tree-optimization/39845
10327 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
10328 (gen_inbound_check): Likewise.
10330 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
10332 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
10334 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
10335 * config/vxlib.c (__gthread_once): Add race guard for PPC.
10337 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10339 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
10340 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
10341 shift counts to avoid out-of-bounds array accesses.
10343 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10345 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
10346 (Pmode): Move above.
10348 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
10350 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
10351 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
10352 GET_CODE macro. Use IN_RANGE macro where appropriate.
10353 * config/alpha/alpha.h: Ditto.
10354 * config/alpha/alpha.md: Ditto.
10355 * config/alpha/constraints.md: Ditto.
10356 * config/alpha/predicates.md: Ditto.
10358 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10360 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
10361 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10362 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10363 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10364 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10365 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10366 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10367 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10368 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10369 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10370 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10371 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10372 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10373 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10374 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10375 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10376 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10377 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10378 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10379 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10380 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10381 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10382 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10383 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10384 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10385 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10386 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10388 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10390 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
10391 references from comments.
10392 * cfgbuild.c: (count_basic_blocks): Delete.
10393 (find_basic_blocks_1): Delete.
10394 (find_basic_blocks): Delete.
10395 * except.c (finish_eh_generation): Make static. Move comment from
10396 except.h here. Remove find_basic_blocks references from comments.
10397 * except.h (finish_eh_generation): Delete.
10398 * basic-block.h (find_basic_blocks): Delete.
10399 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
10401 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
10403 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
10404 (sdbout_parms): Likewise.
10406 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
10408 * config/sh/sh.c (prepare_cbranch_operands): Use
10409 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
10410 (expand_cbranchdi4): Likewise.
10411 (from_compare): Add cast to enum type.
10412 (expand_cbranchsi4): Use add_reg_note.
10413 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
10414 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
10415 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
10416 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10417 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
10418 instead of CODE_FOR_nothing.
10419 (cbranchdi4): Likewise. Fix the order of arguments for
10421 (push_fpscr): Use add_reg_note.
10422 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
10423 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
10425 2009-04-21 Joseph Myers <joseph@codesourcery.com>
10427 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
10428 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10429 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10430 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
10431 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
10432 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
10433 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
10434 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
10435 config/alpha/x-vms, config/arc/t-arc,
10436 config/arm/README-interworking, config/arm/arm-c.c,
10437 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
10438 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
10439 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
10440 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
10441 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
10442 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
10443 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
10444 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
10445 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
10446 config/cris/t-elfmulti, config/crx/t-crx,
10447 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
10448 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
10449 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
10450 config/h8300/t-h8300, config/i386/athlon.md,
10451 config/i386/darwin-libgcc.10.4.ver,
10452 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
10453 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
10454 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
10455 config/i386/t-linux64, config/i386/t-nwld,
10456 config/i386/t-rtems-i386, config/i386/t-sol2-10,
10457 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
10458 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
10459 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
10460 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
10461 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
10462 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
10463 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
10464 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
10465 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
10466 config/m68k/t-uclinux, config/mcore/t-mcore,
10467 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
10468 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
10469 config/mips/crtn.asm, config/mips/irix-crti.asm,
10470 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
10471 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
10472 config/mips/mips-fixed.md, config/mips/sb1.md,
10473 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
10474 config/mips/t-iris6, config/mips/t-isa3264,
10475 config/mips/t-libgcc-mips16, config/mips/t-linux64,
10476 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
10477 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
10478 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
10479 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
10480 config/mn10300/t-linux, config/mn10300/t-mn10300,
10481 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
10482 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
10483 config/picochip/libgccExtras/clzsi2.asm,
10484 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
10485 config/rs6000/darwin-libgcc.10.4.ver,
10486 config/rs6000/darwin-libgcc.10.5.ver,
10487 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
10488 config/rs6000/t-aix43, config/rs6000/t-aix52,
10489 config/rs6000/t-darwin, config/rs6000/t-fprules,
10490 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
10491 config/rs6000/t-lynx, config/rs6000/t-netbsd,
10492 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
10493 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
10494 config/rs6000/t-rtems, config/rs6000/t-spe,
10495 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
10496 config/score/t-score-elf, config/sh/divcost-analysis,
10497 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
10498 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
10499 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
10500 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
10501 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
10502 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
10503 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
10504 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
10505 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
10506 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
10507 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
10508 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
10509 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
10510 limitx.h, version.c, xcoff.h: Add copyright and license notices.
10511 * config/h8300/genmova.sh: Include copyright and license notices
10512 in generated output.
10513 * config/h8300/mova.md: Regenerate.
10514 * doc/install.texi2html: Include word "Copyright" in copyright
10515 notice and use name "Free Software Foundation, Inc.".
10516 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10517 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10518 ChangeLog-2007, ChangeLog-2008: Correct dates.
10520 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
10522 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
10523 NE_EXPR operations as well.
10524 * c-parser.c (c_parser_condition): Do not set location information on
10526 (c_parser_conditional_expression): Likewise.
10527 (c_parser_binary_expression): Set location information on operators.
10528 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
10529 TRUTH_NOT_EXPR has been folded.
10530 * fold-const.c (fold_truth_not_expr): Copy location information from
10531 the incoming expression to the outgoing one.
10532 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
10533 recursive calls on the LHS of the operator but pass that of the
10534 operator to recursive calls on the RHS of the operator. Set it
10536 (shortcut_cond_expr): Set the locus of the operator on the second
10537 COND_EXPR and that of the expression on the first in degenerate cases.
10538 Pass the locus of the expression to calls to shortcut_cond_r.
10539 Set the locus of the 'then' block on the associated jump, if any.
10540 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
10541 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
10542 expression to call to gimplify_boolean_expr.
10544 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
10546 * config.gcc: Add additional configuration for
10547 i686-w64-mingw* and x86_64-w64-mingw* triplet.
10548 * config/i386/mingw-w64.h: New mingw-w64 specific header.
10549 (CPP_SPEC): Redefine for allowing -municode option.
10550 (STARTFILE_SPEC): Likewise.
10551 * config/i386/t-mingw-w64: New.
10552 * config/i386/mingw-w64.opt: New.
10553 (municode): Add new target option.
10554 * doc/invoke.texi (municode): Add documentation for new option.
10556 2009-04-21 Ian Lance Taylor <iant@google.com>
10558 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10559 Correct test for number of arguments.
10560 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
10562 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
10564 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
10565 argument of emit_library_call.
10567 2009-04-21 Richard Guenther <rguenther@suse.de>
10569 PR middle-end/39829
10570 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
10571 inside VIEW_CONVERT_EXPRs.
10573 2009-04-21 Martin Jambor <mjambor@suse.cz>
10575 * tree-switch-conversion.c (build_constructors): Split a long line.
10576 (constructor_contains_same_values_p): New function.
10577 (build_one_array): Create assigns of constants if possible, do not
10578 call mark_sym_for_renaming, call update_stmt.
10579 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
10580 make_rename_temp. Do not call mark_symbols_for_renaming, call
10582 (gen_def_assigns): Do not call mark_symbols_for_renaming or
10583 find_new_referenced_vars, call update_stmt.
10584 (gen_inbound_check): Use create_tmp_var and create ssa names manually
10585 instead of calling make_rename_temp. Do not call
10586 find_new_referenced_vars or mark_symbols_for_renaming, call
10589 2009-04-21 Richard Guenther <rguenther@suse.de>
10591 PR tree-optimization/39827
10592 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
10593 (tree_ssa_phiprop): Pass the correct array size.
10595 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
10597 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
10599 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
10602 * c-typeck.c (lvalue_p): Move declaration ...
10603 * c-common.h (lvalue_p): ... to here.
10604 * c-common.c (candidate_equal_p): New.
10605 (add_tlist): Use it.
10606 (merge_tlist): Use it.
10607 (warn_for_collisions_1): Likewise.
10608 (warning_candidate_p): Accept more candidates.
10609 (verify_tree): A warning candidate can be an expression. Use
10612 2009-04-21 Ben Elliston <bje@au.ibm.com>
10615 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
10616 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
10617 options. Remove -mcall-solaris documentation.
10619 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10622 * doc/invoke.texi (-Wlong-long): Update description.
10623 * c-lex (interpret_integer): Only warn if there was no previous
10624 overflow and -Wlong-long is enabled.
10625 * c-decl.c (declspecs_add_type): Drop redundant flags.
10626 * c.opt (Wlong-long): Init to -1.
10627 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
10628 and front-end warn_long_long. Wlong-long only depends on other
10629 flags if it is uninitialized.
10630 * c-parser.c (disable_extension_diagnostics): warn_long_long is
10631 the same for CPP and FE.
10632 (restore_extension_diagnostics): Likewise.
10634 2009-04-20 Ian Lance Taylor <iant@google.com>
10636 Fix enum conversions which are invalid in C++:
10637 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
10638 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
10639 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
10640 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
10641 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
10642 (dbxout_parms): Likewise.
10643 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
10644 (df_clear_flags): Likewise.
10645 * df-problems.c (df_rd_bb_local_compute_process_def): Change
10646 top_flag parameter to int.
10647 (df_chain_create_bb_process_use): Likewise.
10648 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
10650 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
10651 (df_ref_create_structure, df_def_record_1): Likewise.
10652 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
10653 (df_notes_rescan): Change 0 to VOIDmode in function call.
10654 (df_get_call_refs, df_insn_refs_collect): Likewise.
10655 (df_bb_regs_collect): Likewise.
10656 (df_entry_block_defs_collect): Likewise.
10657 (df_exit_block_uses_collect): Likewise.
10658 * df.h: Update declarations.
10659 * double-int.c (double_int_divmod): Add cast to enum type.
10660 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
10661 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
10662 (based_loc_descr): Likewise.
10663 (loc_descriptor_from_tree_1): Change first_op and second_op to
10664 enum dwarf_location_atom. Add cast to enum type.
10665 * expmed.c (init_expmed): Change 0 to SET in function call.
10666 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
10667 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
10668 (do_store_flag): Likewise.
10669 * fixed-value.h (struct fixed_value): Change mode to enum
10671 * function.c (assign_parms): Change 0 to VOIDmode in function call.
10672 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
10674 (insert_insn_decl, insert_decl, insert_state): Likewise.
10675 (automata_list_finish): Likewise.
10676 * genrecog.c (process_define_predicate): Add cast to enum type.
10677 * gensupport.c (init_predicate_table): Add cast to enum type.
10678 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
10680 (gimple_build_call_1, gimple_build_label): Likewise.
10681 (gimple_build_goto, gimple_build_asm_1): Likewise.
10682 (gimple_build_switch_1, gimple_build_cdt): Likewise.
10683 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
10684 (enum fallback): Rename from enum fallback_t.
10685 (fallback_t): Typedef as int.
10686 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
10687 GSI_SAME_STMT in function call.
10688 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
10690 (setup_reg_class_relations): Likewise.
10691 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
10692 (setup_prohibited_class_mode_regs): Add cast to enum type.
10693 (setup_prohibited_mode_move_regs): Likewise.
10694 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
10695 (record_address_regs): Change i to enum reg_class.
10696 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
10697 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
10698 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
10699 (GET_MODE_2XWIDER_MODE): Likewise.
10700 (GET_CLASS_NARROWEST_MODE): Likewise.
10701 * omp-low.c (expand_omp_for): Add cast to enum type.
10702 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
10703 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
10704 * postreload.c (reload_cse_simplify_operands): Change rclass local
10706 * predict.c (combine_predictions_for_insn): Change best_predictor
10707 and predictor to enum br_predictor.
10708 (combine_predictions_for_bb): Likewise.
10709 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
10710 use SET_PREDICT_EXPR_OUTCOME.
10711 * real.c (real_arithmetic): Change icode to code in function call.
10712 * reginfo.c (init_move_cost): Add casts to enum type.
10713 (init_reg_sets_1, init_fake_stack_mems): Likewise.
10714 * regmove.c (regclass_compatible_p): Change class0 and class1 to
10716 * reload.c (find_valid_class): Add casts to enum type.
10717 (push_reload): Change 0 to NO_REGS in function call.
10718 (find_reloads): Change this_alternative to array of enum
10719 reg_class. Remove some now-unnecessary casts.
10720 (make_memloc): Change 0 to VOIDmode in function call.
10721 * reload1.c (reload): Change 0 to VOIDmode in function call.
10722 (eliminate_regs_1, elimination_effects): Likewise.
10723 (eliminate_regs_in_insn): Likewise.
10724 (emit_input_reload_insns): Add cast to enum type.
10725 (delete_output_reload): Change 0 to VOIDmode in function call.
10726 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
10727 to enum type in function call.
10728 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
10729 (SET_PREDICT_EXPR_OUTCOME): Define.
10730 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
10731 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
10732 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
10733 (dump_function): Likewise.
10734 * tree-dump.h: Update declarations.
10735 * tree-pass.h: Update declarations.
10736 * varasm.c (assemble_integer): Change mclass to enum mode_class.
10737 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
10739 (arm_rtx_costs_1): Correct parenthesization.
10740 (arm_rtx_costs): Add casts to enum type.
10741 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
10742 (vfp_emit_fstmd): Use add_rg_note.
10743 (emit_multi_reg_push, emit_sfm): Likewise.
10744 (thumb_set_frame_pointer): Likewise.
10745 (arm_expand_prologue): Likewise.
10746 (arm_regno_class): Change return type to enum reg_class.
10747 (thumb1_expand_prologue): Use add_reg_note.
10748 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
10749 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
10751 * config/arm/gentune.sh: Add cast to enum type.
10752 * config/arm/arm-tune.md: Rebuild.
10753 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
10754 (ix86_split_fp_branch, predict_jump): Likewise.
10755 (ix86_expand_multi_arg_builtin): Change sub_code from enum
10756 insn_code to enum rtx_code.
10757 (ix86_builtin_vectorized_function): Add cast to enum type.
10758 * config/i386/i386.md (truncdfsf2): Change slot to enum
10760 (truncxf<mode>2, isinf<mode>2): Likewise.
10761 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
10763 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
10764 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
10765 (insert_bundle_state): Change 1 to INSERT in function call.
10766 (ia64_add_bundle_selector_before): Likewise.
10767 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
10768 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
10769 (restore_stack_nonlocal): Likewise.
10770 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
10772 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
10774 (mips_rtx_costs): Likewise.
10775 (mips_override_options): Add casts to enum type.
10776 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
10778 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
10779 (store_reg, set_reg_plus_d): Likewise.
10780 (hppa_expand_prologue, hppa_profile_hook): Likewise.
10781 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
10783 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
10785 (emit_unlikely_jump): Use add_reg_note.
10786 (rs6000_emit_allocate_stack): Likewise.
10787 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
10788 (output_toc): Change 1 to INSERT in function call.
10789 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
10790 (rs6000_initialize_trampoline): Likewise.
10791 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
10793 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
10794 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
10795 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
10796 (save_gprs): Use add_reg_note.
10797 (s390_emit_prologue): Likewise.
10798 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10799 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
10800 (sparc_fold_builtin): Add cast to enum type.
10801 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
10803 (spu_expand_prologue): Use add_reg_note.
10804 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
10806 2009-04-20 Ian Lance Taylor <iant@google.com>
10808 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
10809 (c_parser_postfix_expression_after_primary): Get VEC for list of
10810 arguments. Get original types of arguments. Call
10811 build_function_call_vec.
10812 (cached_expr_list_1, cached_expr_list_2): New static variables.
10813 (c_parser_expr_list): Change return type to VEC *. Add
10814 p_orig_types parameter. Change all callers.
10815 (c_parser_release_expr): New static function.
10816 (c_parser_vec_to_tree_list): New static function.
10817 * c-typeck.c (build_function_call): Rewrite to build a VEC and
10818 call build_function_call_vec.
10819 (build_function_call_vec): New function, based on old
10820 build_function_call.
10821 (convert_arguments): Remove nargs and argarray parameters. Change
10822 values to a VEC. Add origtypes parameter.
10823 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
10824 (convert_for_assignment): Add origtype parameter. Change all
10825 callers. If warn_cxx_compat, check for conversion to an enum
10826 type when calling a function.
10827 (store_init_value): Add origtype parameter. Change all callers.
10828 (digest_init): Likewise.
10829 (struct init_node): Add origtype field.
10830 (add_pending_init): Add origtype parameter. Change all callers.
10831 (output_init_element): Likewise.
10832 (output_pending_init_elements): Pass origtype from init_node to
10833 output_init_element.
10834 (process_init_element): Pass origtype from c_expr to
10835 output_init_element.
10836 (c_finish_return): Add origtype parameter. Change all callers.
10837 * c-common.c (sync_resolve_size): Change params to VEC *. Change
10839 (sync_resolve_params): Likewise.
10840 (sync_resolve_return): Change params to first_param. Change caller.
10841 (resolve_overloaded_builtins): Change params to VEC *. Change
10842 callers. Save first parameter around call to build_function_call_vec.
10843 * c-decl.c (finish_decl): Add origtype parameter. Change all
10844 callers. Call build_function_call_vec rather than
10845 build_function_call for cleanup.
10846 * c-tree.h: Update declarations.
10847 * c-common.h: Update declarations.
10848 * stub-objc.c (objc_rewrite_function_call): Change parameter from
10849 params to first_param.
10850 * target.h (struct gcc_target): Change resolve_overloaded_builtin
10851 params parameter from tree to void *.
10852 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10853 Change arglist parameter to have type void *, and to be a pointer
10855 * config/rs6000/rs6000-protos.h
10856 (altivec_resolve_overloaded_builtin): Update declaration.
10857 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
10858 fnargs parameter to have type void *, and to be a pointer to a
10859 VEC. Call build_function_call_vec instead of
10860 build_function_call.
10861 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
10863 2009-04-20 Joey Ye <joey.ye@intel.com>
10864 Xuepeng Guo <xuepeng.guo@intel.com>
10865 H.J. Lu <hongjiu.lu@intel.com>
10867 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
10869 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
10870 (IX86_LEA_PRIORITY): Likewise.
10871 (distance_non_agu_define): New function.
10872 (distance_agu_use): Likewise.
10873 (ix86_lea_for_add_ok): Likewise.
10874 (ix86_dep_by_shift_count): Likewise.
10876 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
10877 should split for LEA.
10879 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
10881 (ix86_dep_by_shift_count): Likewise.
10883 2009-04-20 Richard Guenther <rguenther@suse.de>
10885 * expr.c (handled_component_p): Move ...
10886 * tree.h (handled_component_p): ... here.
10887 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
10888 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
10889 and REALPART_EXPR to be in one group.
10891 2009-04-20 Richard Guenther <rguenther@suse.de>
10893 * basic-block.h (get_all_dominated_blocks): Declare.
10894 * dominance.c (get_all_dominated_blocks): New function.
10895 * tree-cfg.c (get_all_dominated_blocks): Remove.
10896 (remove_edge_and_dominated_blocks): Adjust.
10897 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
10898 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
10899 instead of recursing.
10901 2009-04-20 Doug Kwan <dougkwan@google.com>
10903 * cgraph.h (cgraph_node_ptr): New type for vector functions.
10904 (struct cgraph_node_set_def): New type.
10905 (cgraph_node_set) New type. Also declare vector functions.
10906 (struct cgraph_node_set_element_def): New type.
10907 (cgraph_node_set_element): Ditto.
10908 (cgraph_node_set_iterator): New iterator type.
10909 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
10910 cgraph_node_set_remove, dump_cgraph_node_set,
10911 debug_cgraph_node_set): New prototypes.
10912 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
10913 cgraph_node_set_size): New inlines.
10914 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
10915 including cgraph.h.
10916 (struct ipa_opt_pass): Add struct cgraph_node_set_def
10917 argument to function 'write_summary'.
10918 * ipa.c: Include ggc.h.
10919 (hash_cgraph_node_set_element,
10920 eq_cgraph_node_set_element, cgraph_node_set_new,
10921 cgraph_node_set_add, cgraph_node_set_remove,
10922 cgraph_node_set_find, dump_cgraph_node_set,
10923 debug_cgraph_node_set): New functions.
10924 * Makefile.in (ipa.o): Add dependency on GGC_H.
10926 2009-04-20 Ira Rosen <irar@il.ibm.com>
10928 PR tree-optimization/39675
10929 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
10930 check of the return code of vect_schedule_slp. Check that
10931 stmt_vec_info still exists for the statement, before checking its
10932 vectorization type.
10934 2009-04-20 Michael Matz <matz@suse.de>
10936 * Makefile.in (generated_files): Take out $(simple_generated_c).
10938 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
10940 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
10941 (UINTPTR_TYPE): Likewise.
10943 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10946 * c-typeck.c (digest_init): Check for initializing an array with a
10949 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10952 * c-semantics.c (pop_stmt_list): Propagate
10953 STATEMENT_LIST_HAS_LABEL to parent statement list.
10955 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
10957 * config/mips/mips.h (mips_tune_attr): New macro.
10958 * config/mips/mips.md (cpu): Use it.
10960 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10963 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
10966 2009-04-19 Diego Novillo <dnovillo@google.com>
10968 * toplev.c (compile_file): Move call to coverage_finish ...
10969 * cgraphunit.c (ipa_passes): ... here.
10970 Call cgraph_process_new_functions.
10971 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
10972 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
10974 2009-04-19 Jan Hubicka <jh@suse.cz>
10976 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
10978 (dump_cgraph_node): Dump can throw external flag.
10979 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
10981 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
10985 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
10986 * common.opt (Wlogical-op): Move from here...
10987 * c.opt (Wlogical-op): ... to here.
10988 * c-typeck.c (parser_build_binary_op): Update call to
10989 warn_logical_operator.
10990 * c-opts.c (c_common_post_options): Enable warn_logical_op with
10992 * c-common.c (warn_logical_op): Update.
10993 * c-common.h (warn_logical_op): Update declaration.
10995 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
10997 * tree.c (protected_set_expr_location): Fix formatting.
10999 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11002 * c-typeck.c (readonly_warning): new.
11003 (build_unary_op, build_modify_expr): Use readonly_warning for
11004 storing into something readonly but not const-qualified.
11006 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11009 * c-typeck.c (build_unary_op): Check for taking address of
11010 expression of type void.
11012 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11015 * c-typeck.c (build_function_call): Check for calling a function
11016 with qualified void return types. Call require_complete_type when
11019 2009-04-18 Jan Hubicka <jh@suse.cz>
11021 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
11023 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
11024 can_throw_external flag.
11025 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
11026 * ipa-pure-const.c (ignore_edge): New function.
11027 (propagate): Compute order for NOTHROW computation; set NOTHROWs
11028 only over can_throw_external edges.
11029 (local_pure_const): Add nothrow flag.
11030 * ipa-utils.c (searchc): Add ignore_edge callback.
11031 (ipa_utils_reduced_inorder): Add ignore_edge callback.
11032 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
11033 (set_nothrow_function_flags): Update cgraph.
11034 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
11036 2009-04-18 Richard Guenther <rguenther@suse.de>
11038 PR middle-end/39804
11039 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
11040 (fold_stmt): ... this and ...
11041 (fold_stmt_inplace): ... this.
11042 (fold_stmt_1): Fold references in calls and asms.
11043 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
11045 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11047 * tree-vrp.c (ssa_name_nonzero_p): Remove.
11048 * tree.h: Remove the prototype for ssa_name_nonzero_p.
11050 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11052 * tree.c (function_args_count): Remove.
11053 * tree.h: Remove the prototype for function_args_count.
11055 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11057 * tree-iterator.c (expr_only): Remove.
11058 * tree.h: Remove the prototype for expr_only.
11060 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11062 * reginfo.c (cannot_change_mode_set_regs): Remove.
11063 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
11065 2009-04-08 Anatoly Sokolov <aesok@post.ru>
11067 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
11068 whether operands 0 and 1 overlaps.
11070 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
11072 PR middle-end/36902
11073 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
11074 pointer. Use warning_at instead of warning.
11075 (search_for_addr_array): Likewise.
11076 (check_array_bounds): Likewise.
11077 (check_all_array_refs): Check that the incoming edge is not in the
11078 list of edges to be removed.
11079 (check_all_array_refs): Avoid the temporal pointer.
11080 (vrp_visit_cond_stmt): Fix typo.
11081 (simplify_switch_using_ranges): Handle the case where the switch
11082 index is an integer constant.
11084 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
11086 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
11088 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11090 * doc/extend.texi, doc/invoke.texi: Fix typos.
11092 2009-04-17 Cary Coutant <ccoutant@google.com>
11094 * tree-flow-inline.h (get_lineno): Fix inverted test.
11096 2009-04-17 Diego Novillo <dnovillo@google.com>
11098 * tree-ssa-pre.c (create_expression_by_pieces): Remove
11099 assertion for AVAIL_OUT.
11101 2009-04-17 Mike Frysinger <vapier@gentoo.org>
11104 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
11105 * config/sh/linux-atomic.asm: Likewise.
11107 2009-04-17 Diego Novillo <dnovillo@google.com>
11109 * except.c (debug_eh_tree): New.
11110 (struct eh_region, struct eh_status): Move ...
11111 * except.h: ... here.
11112 (add_type_for_runtime): Declare extern.
11113 (lookup_type_for_runtime): Likewise.
11114 (debug_eh_tree): Declare.
11115 * Makefile.in (GTFILES): List except.h before except.c
11117 2009-04-17 Diego Novillo <dnovillo@google.com>
11119 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
11120 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
11121 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
11122 (find_vars_r): ... here.
11123 * tree-flow.h (find_referenced_vars_in): Declare.
11124 * tree-ssa-pre.c (create_expression_by_pieces): Assert
11125 that AVAIL_OUT exists for BLOCK.
11126 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
11127 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
11128 (tree-parloops.o): Likewise.
11130 2009-04-17 Simon Baldwin <simonb@google.com>
11132 * toplev.c (default_tree_printer): Add handling for %E format.
11134 2009-04-17 Diego Novillo <dnovillo@google.com>
11136 * tree-pretty-print.c (dump_generic_node): Add break after
11137 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
11138 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
11139 FUNCTION_TYPE together. Call print_struct_decl when printing
11140 structures and TDF_SLIM is not given.
11141 (print_struct_decl): Fix logic for detecting recursion.
11143 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11146 * gcc.c (create_at_file): New.
11147 (compile_input_file_p): New.
11148 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
11149 * main.c (main): Update call to toplev_main.
11150 * toplev.c (toplev_main): Change signature. Call expandargv.
11151 * toplev.h (toplev_main): Change signature.
11153 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11155 * dwarf2out.c (field_byte_offset): Use the type size as the field size
11156 if the latter is not constant.
11158 2009-04-17 David Edelsohn <edelsohn@gnu.org>
11160 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
11162 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11164 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
11165 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
11167 2009-04-17 Richard Guenther <rguenther@suse.de>
11169 * tree-ssa-structalias.c (get_constraint_for_component_ref):
11170 Handle component references view-converting an invariant address.
11172 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
11174 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
11175 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
11176 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
11177 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
11178 Use @deftypevr rather than @deftypevar.
11180 2009-04-17 Richard Guenther <rguenther@suse.de>
11182 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
11183 (get_prop_source_stmt): Likewise.
11184 (can_propagate_from): Likewise.
11186 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
11188 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
11189 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
11190 (--with-multilib-list): Add default value.
11191 * configure: Regenerate.
11192 * Makefile.in (TM_ENDIAN_CONFIG): Define.
11193 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
11194 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
11195 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
11196 Don't add default cpu to multilib list unnecessarily, but do enable
11197 the relevant compiler option..
11198 Add support for --with-multilib-list=<blank> and
11199 --with-multilib-list=!<somelib> to supress unwanted multilibs.
11200 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
11201 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
11202 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
11203 TM_MULTILIB_CONFIG.
11204 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
11205 (MULTILIB_OSDIRNAMES): New variable.
11206 * config/sh/t-1e: Delete file.
11207 * config/sh/t-mlib-sh1: Delete file.
11208 * config/sh/t-mlib-sh2: Delete file.
11209 * config/sh/t-mlib-sh2a: Delete file.
11210 * config/sh/t-mlib-sh2a-nofpu: Delete file.
11211 * config/sh/t-mlib-sh2a-single: Delete file.
11212 * config/sh/t-mlib-sh2a-single-only: Delete file.
11213 * config/sh/t-mlib-sh2e: Delete file.
11214 * config/sh/t-mlib-sh3e: Delete file.
11215 * config/sh/t-mlib-sh4: Delete file.
11216 * config/sh/t-mlib-sh4-nofpu: Delete file.
11217 * config/sh/t-mlib-sh4-single: Delete file.
11218 * config/sh/t-mlib-sh4-single-only: Delete file.
11219 * config/sh/t-mlib-sh4a: Delete file.
11220 * config/sh/t-mlib-sh4a-nofpu: Delete file.
11221 * config/sh/t-mlib-sh4a-single: Delete file.
11222 * config/sh/t-mlib-sh4a-single-only: Delete file.
11223 * config/sh/t-mlib-sh4al: Delete file.
11224 * config/sh/t-mlib-sh5-32media: Delete file.
11225 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
11226 * config/sh/t-mlib-sh5-64media: Delete file.
11227 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
11228 * config/sh/t-mlib-sh5-compact: Delete file.
11229 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
11230 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
11231 * doc/install.texi (Options specification): Add
11232 --with-multilib-list and --with-endian.
11234 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11236 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
11238 (OBJS-common): Add plugin-version.o.
11239 (plugin-version.o): New.
11240 * gcc-plugin.h (plugin_gcc_version): New.
11241 (plugin_default_version_check): New.
11242 (plugin_init_func, plugin_init): Add version argument.
11243 * plugin-version.c: New.
11244 * plugin.c (str_plugin_gcc_version_name): New.
11245 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
11246 pass it to the init function.
11247 (plugin_default_version_check): New.
11249 2009-04-17 Richard Guenther <rguenther@suse.de>
11251 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
11252 for decl-vs-decl disambiguation.
11254 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
11256 * config/s390/s390.h (s390_tune_attr): New macro definition.
11257 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
11259 2009-04-17 Richard Guenther <rguenther@suse.de>
11261 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
11262 (fold_stmt_r): Likewise.
11263 (maybe_fold_reference): New function.
11264 (fold_gimple_assign): Handle cases fold_stmt_r did.
11265 (fold_stmt): Do not use fold_stmt_r.
11266 (fold_stmt_inplace): Likewise.
11268 2009-04-17 Richard Guenther <rguenther@suse.de>
11270 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
11271 (record_equivalences_from_stmt): Remove useless checks and
11273 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
11274 the type is already suitable.
11276 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
11278 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
11280 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
11282 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
11283 (CMPtype): Define as __gcc_CMPtype.
11285 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
11287 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
11288 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
11290 2009-04-17 Richard Guenther <rguenther@suse.de>
11292 PR tree-optimization/39746
11293 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
11294 special-casing for builtins and static variable use/def.
11295 (call_may_clobber_ref_p_1): Likewise.
11297 2009-04-16 Ian Lance Taylor <iant@google.com>
11299 * df.h: Include "timevar.h".
11300 (struct df_problem): Change tv_id field to timevar_id_t.
11301 * tree-pass.h: Include "timevar.h".
11302 (struct opt_pass): Change tv_id field to timevar_id_t.
11303 * timevar.h (timevar_id_t): Define TV_NONE.
11304 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
11305 TV_NONE rather than tv_id != 0.
11306 (execute_one_pass): Likewise.
11307 * Makefile.in (DF_H): Add $(TIMEVAR_H).
11308 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
11309 dependencies to $(TREE_PASS_H).
11310 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
11312 (pass_branch_target_load_optimize2): Likewise.
11313 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
11314 (pass_outof_cfg_layout_mode): Likewise.
11315 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
11316 (pass_rebuild_cgraph_edges): Likewise.
11317 (pass_remove_cgraph_callee_edges): Likewise.
11318 * df-core.c (pass_df_initialize_opt): Likewise.
11319 (pass_df_initialize_no_opt): Likewise.
11320 (pass_df_finish): Likewise.
11321 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
11322 * except.c (pass_set_nothrow_function_flags): Likewise.
11323 (pass_convert_to_eh_region_ranges): Likewise.
11324 * final.c (pass_compute_alignments): Likewise.
11325 * function.c (pass_instantiate_virtual_regs): Likewise.
11326 (pass_init_function): Likewise.
11327 (pass_leaf_regs): Likewise.
11328 (pass_match_asm_constraints): Likewise.
11329 * gimple-low.c (pass_lower_cf): Likewise.
11330 (pass_mark_used_blocks): Likewise.
11331 * init-regs.c (pass_initialize_regs): Likewise.
11332 * integrate.c (pass_initial_value_sets): Likewise.
11333 * ira.c (pass_ira): Likewise.
11334 * jump.c (pass_cleanup_barriers): Likewise.
11335 * omp-low.c (pass_expand_omp): Likewise.
11336 (pass_lower_omp): Likewise.
11337 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
11338 * recog.c (pass_split_all_insns): Likewise.
11339 (pass_split_after_reload): Likewise.
11340 (pass_split_before_regstack): Likewise.
11341 (pass_split_before_sched2): Likewise.
11342 (pass_split_for_shorten_branches): Likewise.
11343 * reginfo.c (pass_reginfo_init): Likewise.
11344 (pass_subregs_of_mode_init): Likewise.
11345 (pass_subregs_of_mode_finish): Likewise.
11346 * passes.c (pass_postreload): Likewise.
11347 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
11348 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
11349 (pass_warn_function_return): Likewise.
11350 (pass_warn_function_noreturn): Likewise.
11351 * tree-complex.c (pass_lower_complex): Likewise.
11352 (pass_lower_complex_O0): Likewise.
11353 * tree-if-conv.c (pass_if_conversion): Likewise.
11354 * tree-into-ssa.c (pass_build_ssa): Likewise.
11355 * tree-mudflap.c (pass_mudflap_1): Likewise.
11356 (pass_mudflap_2): Likewise.
11357 * tree-nomudflap.c (pass_mudflap_1): Likewise.
11358 (pass_mudflap_2): Likewise.
11359 * tree-nrv.c (pass_return_slot): Likewise.
11360 * tree-object-size.c (pass_object_sizes): Likewise.
11361 * tree-optimize.c (pass_all_optimizations): Likewise.
11362 (pass_early_local_passes): Likewise.
11363 (pass_all_early_optimizations): Likewise.
11364 (pass_cleanup_cfg): Likewise.
11365 (pass_cleanup_cfg_post_optimizing): Likewise.
11366 (pass_free_datastructures): Likewise.
11367 (pass_free_cfg_annotations): Likewise.
11368 (pass_fixup_cfg): Likewise.
11369 (pass_init_datastructures): Likewise.
11370 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
11371 (pass_late_warn_uninitialized): Likewise.
11372 (pass_update_address_taken): Likewise.
11373 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
11374 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
11375 (pass_cse_sincos): Likewise.
11376 (pass_convert_to_rsqrt): Likewise.
11377 * tree-ssa-structalias.c (pass_build_alias): Likewise.
11378 * tree-stdarg.c (pass_stdarg): Likewise.
11379 * tree-tailcall.c (pass_tail_recursion): Likewise.
11380 (pass_tail_calls): Likewise.
11381 * tree-vect-generic.c (pass_lower_vector): Likewise.
11382 (pass_lower_vector_ssa): Likewise.
11383 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
11385 2009-04-16 Joseph Myers <joseph@codesourcery.com>
11387 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
11389 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
11391 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
11392 logical and signext.
11394 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
11397 * config/sh/predicates.md (arith_operand): Check if the operand
11398 of TRUNCATE is a REG.
11400 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11402 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
11403 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
11405 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11407 * tree-iterator.c (tsi_split_statement_list_after,
11408 tsi_split_statement_list_before): Remove.
11409 * tree-iterator.h: Remove the prototypes for
11410 tsi_split_statement_list_after and tsi_split_statement_list_before.
11412 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11414 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
11415 * tree-ssa-propagate.h: Remove the prototype for
11416 stmt_makes_single_load.
11418 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11420 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
11421 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
11423 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11425 * tree-iterator.c (EXPR_LAST_BODY): Remove.
11427 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11429 * except.c (eh_region_outer_p): Remove.
11430 * except.h: Remove the prototype for eh_region_outer_p.
11432 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11434 * function.c (current_function_assembler_name): Remove.
11435 * function.h: Remove the prototype for
11436 current_function_assembler_name.
11438 2009-04-16 Ian Lance Taylor <iant@google.com>
11440 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
11441 (add_reg_note): Call alloc_reg_note.
11442 * rtl.h (alloc_reg_note): Declare.
11443 * combine.c (try_combine): Use alloc_reg_note.
11444 (recog_for_combine, move_deaths): Likewise.
11445 (distribute_notes): Use alloc_reg_note and add_reg_note.
11446 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
11447 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
11448 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
11450 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
11452 PR rtl-optimization/39762
11453 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
11454 ira_may_move_out_cost): Add comments about way of their usage.
11455 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
11457 * ira-conflicts.c (process_regs_for_copy): Use function
11458 ira_get_register_move_cost instead of global
11459 ira_register_move_cost.
11461 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
11462 color_pass, move_spill_restore, update_curr_costs): Ditto.
11464 * ira-lives.c (process_single_reg_class_operands): Ditto.
11466 * ira-emit.c (emit_move_list): Ditto.
11468 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
11469 (record_reg_classes): Ditto. Use functions
11470 ira_get_register_move_cost and ira_get_may_move_cost instead of
11471 global vars ira_register_move_cost, ira_may_move_out_cost and
11472 ira_may_move_in_cost.
11473 (record_address_regs): Don't call ira_init_register_move_cost.
11474 Use function ira_get_may_move_cost instead of global
11475 ira_may_move_in_cost.
11476 (process_bb_node_for_hard_reg_moves): Use function
11477 ira_get_register_move_cost instead of global ira_register_move_cost.
11478 (ira_costs): Don't call ira_init_register_move_cost.
11480 2009-04-16 Richard Guenther <rguenther@suse.de>
11482 * tree-cfg.c (verify_gimple_assign_binary):
11483 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
11484 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
11485 (create_general_new_stmt): Note that this function is broken.
11487 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11489 * common.opt (fhelp): Add Var(help_flag).
11490 * gcc-plugin.h (plugin_info): Add help.
11491 * plugin.c (plugin_name_args): Add help.
11492 (register_plugin_info): Set plugin->help.
11493 (print_help_one_plugin): New.
11494 (print_plugins_help): New.
11495 * plugin.h (print_plugins_help): New.
11496 * toplev.c (toplev_main): Call print_plugins_help if needed.
11498 2009-04-16 Richard Guenther <rguenther@suse.de>
11500 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
11501 (gimple_ior_addresses_taken_1): New function.
11502 (gimple_ior_addresses_taken): Likewise.
11503 * gimple.h (struct gimple_statement_with_ops_base): Remove
11504 addresses_taken member.
11505 (gimple_ior_addresses_taken): Declare.
11506 (gimple_addresses_taken, gimple_addresses_taken_ptr,
11507 gimple_set_addresses_taken): Remove.
11508 * ipa-reference.c (mark_address): New function.
11509 (scan_stmt_for_static_refs): Use it for marking addresses taken.
11510 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
11511 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
11512 (gimple_add_to_addresses_taken): Remove.
11513 (get_tmr_operands): Call mark_address_taken.
11514 (get_asm_expr_operands): Likewise.
11515 (get_expr_operands): Likewise.
11516 (build_ssa_operands): Do not clear the addresses_taken bitmap.
11517 (free_stmt_operands): Do not free it.
11518 * tree-ssa.c (delete_tree_ssa): Likewise.
11519 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
11521 2009-04-16 Richard Guenther <rguenther@suse.de>
11523 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
11524 (walk_stmt_load_store_ops): Likewise.
11525 * gimple.c (get_base_loadstore): New function.
11526 (walk_stmt_load_store_addr_ops): Likewise.
11527 (walk_stmt_load_store_ops): Likewise.
11528 * ipa-pure-const.c (check_op): Simplify.
11529 (check_load, check_store): New functions.
11530 (check_stmt): Use walk_stmt_load_store_ops.
11531 * ipa-reference.c (mark_load): Adjust signature.
11532 (mark_store): Likewise.
11533 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
11535 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11537 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
11538 (plugin_info): New.
11539 * opts.c (common_handle_option): Don't call print_version.
11540 * plugin.c (plugin_name_args): Add version.
11541 (register_plugin_info): New.
11542 (register_callback): Handle PLUGIN_INFO.
11543 (try_init_one_plugin): New.
11544 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
11546 (finalize_one_plugin): New.
11547 (finalize_plugins): New.
11548 (print_one_plugin): New.
11549 (print_plugins_versions): New.
11550 * plugin.h (print_plugins_versions): New.
11551 (finalize_plugins): New.
11552 * toplev.c (compile_file): Don't call initialize_plugins.
11553 (print_version): Call print_plugins_versions.
11554 (toplev_main): Call initialize_plugins. Print version if needed.
11555 Call finalize_plugins.
11557 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11559 * common.opt (fversion): New.
11560 * gcc.c (print_version): New.
11561 (process_command): Don't print the version. Just set print_version.
11562 (main): Print version. Call subprocesses if print_version and
11563 verbose_flag are set.
11564 * opts.c (common_handle_option): Handle OPT_fversion.
11566 2009-04-16 Richard Guenther <rguenther@suse.de>
11567 Ira Rosen <irar@il.ibm.com>
11569 PR tree-optimization/39698
11570 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
11571 type of the reduction variable. Only generate the def if
11574 * omp-low.c (expand_omp_for_generic): When converting to a pointer
11575 make sure to first convert to an integer of the same precision.
11576 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
11577 the type of the evolution correctly in computing the new
11578 induction variable base.
11580 2009-04-16 Richard Guenther <rguenther@suse.de>
11582 PR middle-end/39625
11583 * tree-cfg.c (make_blocks): Split statements with to-be
11584 abnormal SSA names on the lhs.
11586 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
11588 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
11589 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
11590 * c-typeck.c (really_start_incremental_init): Likewise.
11591 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
11592 (TARGET_INITIALIZER): Remove it.
11593 * target.h (struct target): Remove vector_opaque_p.
11594 * tree.c (build_opaque_vector_type): New.
11595 * tree.h (TYPE_VECTOR_OPAQUE): New.
11596 (build_opaque_vector_type): Declare.
11597 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
11598 * config/rs6000/rs6000.c (build_opaque_vector_type,
11599 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
11600 (rs6000_init_builtins): Use build_opaque_vector_type for
11601 opaque_V4SI_type_node.
11603 2009-04-15 Catherine Moore <clm@codesourcery.com>
11605 * debug.h (set_name): Declare.
11606 * dwarf2out.c (dwarf2out_set_name): Declare.
11607 (dwarf2_debug_hooks): Add set_name.
11608 (find_AT_string): New.
11609 (add_AT_string): Call find_AT_string.
11610 (dwarf2out_set_name): New.
11611 * cp/decl.c (grokdeclarator): Call set_name.
11612 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
11613 * debug.c (do_nothing_debug_hooks): Likewise.
11614 * dbxout.c (dbx_debug_hooks): Likewise.
11615 * sdbout.c (sdb_debug_hooks): Likewise.
11617 2009-04-15 Michael Eager <eager@eagercon.com>
11619 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
11620 reg for single-precision FPU.
11621 * config/rs6000/rs6000.md (movsi_internal1): Only for
11622 !TARGET_SINGLE_FPU.
11623 (movsi_internal1_single): New. Add pattern to move SI values to/from
11624 single-precision FP regs.
11626 2009-04-15 Richard Guenther <rguenther@suse.de>
11628 * omp-low.c (lower_rec_input_clauses): Build correct address
11630 (expand_omp_for_generic): Fix multiplication type.
11631 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
11632 (generate_memset_zero): Fix types.
11633 * tree-profile.c (prepare_instrumented_value): Correctly
11636 2009-04-15 Ian Lance Taylor <iant@google.com>
11638 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
11639 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
11640 for -Wall and for -Wc++-compat.
11641 (c_common_post_options): For C++, set warn_enum_compare if not
11643 * c-tree.h (struct c_expr): Add field original_type.
11644 (build_external_ref): Update declaration.
11645 * c-parser.c (c_parser_braced_init): Set original_type.
11646 (c_parser_initelt): Likewise.
11647 (c_parser_expr_no_commas): Likewise.
11648 (c_parser_conditional_expression): Likewise.
11649 (c_parser_cast_expression): Likewise.
11650 (c_parser_unary_expression): Likewise. Pull setting of
11651 original_code to top of function.
11652 (c_parser_sizeof_expression): Set original_type.
11653 (c_parser_alignof_expression): Likewise.
11654 (c_parser_postfix_expression): Likewise. Pull setting of
11655 original_code to top of function.
11656 (c_parser_postfix_expression_after_paren_type): Set original_type.
11657 (c_parser_postfix_expression_after_primary): Likewise.
11658 (c_parser_expression): Likewise.
11659 * c-typeck.c (build_external_ref): Add type parameter. Change all
11661 (c_expr_sizeof_expr): Set original_type field.
11662 (parser_build_unary_op): Likewise.
11663 (parser_build_binary_op): Likewise. Optionally warn about
11664 comparisons of enums of different types.
11665 (digest_init): Set original_type field.
11666 (really_start_incremental_init): Likewise.
11667 (push_init_level, pop_init_level): Likewise.
11668 * doc/invoke.texi (Warning Options): -Wenum-compare now
11671 2009-04-15 Richard Guenther <rguenther@suse.de>
11673 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
11674 out a necessary conversion.
11675 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
11676 names we didn't value number.
11677 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
11679 2009-04-15 Richard Guenther <rguenther@suse.de>
11681 PR tree-optimization/39764
11682 * tree-ssa-ccp.c (get_value): Canonicalize value with
11683 canonicalize_float_value.
11685 2009-04-15 Jan Hubicka <jh@suse.cz>
11687 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
11688 Wrong version of patch.
11690 2009-04-15 Jan Hubicka <jh@suse.cz>
11692 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
11694 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
11696 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
11697 our distinct integral and vector types.
11699 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
11701 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
11702 * init.c (build_vtbl_address): Remove call to assemble_external.
11704 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
11706 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
11707 output for other floating point modes.
11709 2009-04-14 Diego Novillo <dnovillo@google.com>
11711 * diagnostic.c (diagnostic_report_diagnostic): Do not
11712 warn about loaded plugins for DK_ERROR and DK_WARNING.
11713 * c-decl.c (declspecs_add_type): Move call to
11714 invoke_plugin_callbacks ...
11715 * c-parser.c (c_parser_declspecs): ... here.
11716 * plugin.c (dump_active_plugins): Tidy output.
11718 2009-04-14 Diego Novillo <dnovillo@google.com>
11719 Le-Chun Wu <lcwu@google.com>
11721 * configure.ac: Add --enable-plugin support.
11722 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
11723 * Makefile.in (PLUGIN_H): Define.
11724 Export ENABLE_PLUGIN and GMPINC to site.exp.
11725 Add PLUGINLIBS to link command.
11726 Add/modify dependencies for plugin.o and files including plugin.h.
11728 * config.in: Regenerate.
11730 * opts.c (common_handle_option): Handle OPT_fplugin_ and
11733 2009-04-14 Le-Chun Wu <lcwu@google.com>
11735 * tree-pass.h (register_one_dump_file): Add a prototype for
11736 register_one_dump_file.
11737 * toplev.c (compile_file): Call initialize_plugins.
11738 (do_compile): Call invoke_plugin_callbacks.
11739 (toplev_main): Call invoke_plugin_callbacks.
11740 * common.opt: Add -fplugin= and -fplugin-arg-.
11741 * gcc-plugin.h: New public header file for plugins to include.
11742 * plugin.c: New source file.
11743 * plugin.h: New internal header file.
11744 * passes.c (register_one_dump_file): Make it external.
11746 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
11748 2009-04-14 Diego Novillo <dnovillo@google.com>
11750 * doc/plugins.texi: New.
11751 * doc/gccint.texi: Add reference to Plugins chapter.
11752 * doc/invoke.texi: Document -fplugin and -fplugin-arg
11753 * diagnostic.c (diagnostic_report_diagnostic): Warn about
11754 loaded plugins, if any.
11755 * timevar.def (TV_PLUGIN_INIT): Define.
11756 (TV_PLUGIN_RUN): Define.
11757 * plugin.c: Include timevar.h
11758 (plugins_active_p): New.
11759 (dump_active_plugins): New.
11760 (debug_active_plugins): New.
11762 2009-04-14 Joseph Myers <joseph@codesourcery.com>
11764 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
11766 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
11768 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
11770 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
11771 the same as a minus without a shift.
11773 2009-04-14 Nick Clifton <nickc@redhat.com>
11775 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
11776 comparisons with small integers will always produce a short
11779 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
11782 2008-12-19 Diego Novillo <dnovillo@google.com>
11784 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
11786 2009-04-14 Richard Guenther <rguenther@suse.de>
11788 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
11790 (verify_gimple_assign_binary): Likewise. Handle shifts and
11792 (verify_gimple_phi): Print the mismatched argument position.
11793 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
11795 (vect_update_init_of_dr): Likewise.
11796 * matrix-reorg.c (transform_access_sites): Do what the
11798 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
11800 2009-04-13 Michael Eager <eager@eagercon.com>
11802 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
11803 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
11804 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
11805 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
11806 remove duplicate config
11808 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11810 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
11811 file_name:line_number type locator of the call site.
11813 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
11815 * genautomata.c: Put blank after comma.
11816 (automaton_decls): New.
11817 (struct unit_usage): Add comments to member next.
11818 (store_alt_unit_usage): Keep the list ordered.
11819 (unit_present_on_list_p, equal_alternatives_p): New.
11820 (check_regexp_units_distribution): Check units distribution
11821 correctness correctly.
11822 (main): Don't write automata if error is found. Return correct
11825 * config/m68k/cf.md (cfv4_ds): Remove.
11826 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
11827 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
11829 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
11830 power4-load-ext, power4-store, power4-store-update,
11831 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
11832 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
11833 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
11834 power4-sqrt, power4-isync): Modify reservation to make correct
11835 unit distribution to automata.
11837 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
11838 power5-store-update, power5-two, power5-three, power5-lmul,
11839 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
11841 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
11843 * except.c (pass_set_nothrow_function_flags): Set name and add
11845 (set_nothrow_function_flags): Mention in the dump file when
11846 changing a function to nothrow.
11848 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
11851 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
11852 instead of unsigned long.
11854 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11856 * config/arm/arm.c (return_used_this_function): Remove.
11857 (arm_output_function_prologue): Remove use of
11858 return_used_this_function.
11859 (output_return_instruction): Replace use of
11860 return_used_this_function
11861 by cfun->machine->return_used_this_function.
11862 (arm_output_epilogue): Likewise.
11863 (arm_output_function_epilogue): Likewise.
11864 (thumb_unexpanded_epilogue): Likewise.
11865 * config/arm/arm.h (struct machine_function):
11866 New member return_used_this_function.
11868 2009-04-12 Mark Mitchell <mark@codesourcery.com>
11870 * doc/install.texi: Correct description of default directory for
11871 --with-gxx-include-dir.
11873 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
11875 * fold-const.c (build_range_check): Properly deal with enumeral and
11876 boolean base types.
11878 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
11880 * doc/invoke.texi (max_gcse_passes): Remove documentation.
11881 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
11882 * params.h (MAX_GCSE_PASSES): Remove.
11883 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
11884 in sequence. Remove ability to run multiple passes.
11885 (bypass_jumps): Report run as third CPROP pass.
11887 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
11889 PR middle-end/39651
11890 * except.c (can_throw_external): Look at each insn in a SEQUENCE
11891 when deciding whether the whole SEQUENCE can throw.
11893 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
11896 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
11897 offseted label references.
11899 2009-04-11 Jan Hubicka <jh@suse.cz>
11901 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
11903 2009-04-11 Richard Guenther <rguenther@suse.de>
11905 PR middle-end/39732
11906 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
11907 return variables as TREE_ADDRESSABLE.
11909 2009-04-11 Richard Guenther <rguenther@suse.de>
11911 PR tree-optimization/39713
11912 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
11913 reference trees have SSA_NAME operands.
11915 2009-04-11 Richard Guenther <rguenther@suse.de>
11918 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
11919 address expressions.
11921 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
11923 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
11924 match changes in Cygwin 1.7
11925 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
11926 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
11928 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
11930 PR tree-optimization/39701
11931 * doc/invoke.texi (Optimization Options): Document change in
11932 meaning and initialization of -fdelete-null-pointer-checks.
11934 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
11936 PR middle-end/39701
11937 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
11939 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
11942 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
11944 2009-04-10 Chao-ying Fu <fu@mips.com>
11946 * doc/tm.texi (Instruction Output): Document
11947 TARGET_ASM_FINAL_POSTSCAN_INSN.
11948 * target.h (final_postscan_insn): New field in asm_out.
11949 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
11950 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
11951 * final.c (final_scan_insn): Call
11952 targetm.asm_out.final_postscan_insn after outputting
11953 an asm macro and a normal instruction.
11955 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
11956 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
11957 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
11958 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
11959 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
11961 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
11963 PR middle-end/39701
11964 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
11965 variables as non-NULL even with -fdelete-null-pointer-checks.
11967 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
11969 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
11971 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
11974 * config/i386/i386.c (classify_argument): Handle SCmode with
11975 (bit_offset % 64) != 0.
11977 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
11979 * doc/invoke.texi (Optimize Options): Add cross-reference to
11980 -Q --help=optimizers examples.
11982 2009-04-10 Ben Elliston <bje@au.ibm.com>
11985 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
11986 regalign for the reg == fpr and TDmode case.
11988 2009-04-09 David Ayers <ayers@fsfe.org>
11991 * objc/objc-act.c (warn_with_method): Remove helper function.
11992 (check_duplicates): Call warning and inform directly.
11993 (really_start_method): Likewise.
11995 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
11997 * expmed.c (expand_divmod): Always use a comparison for a division
11998 by a large unsigned integer.
12000 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
12001 for things others than variables or functions as nonzero.
12003 2009-04-09 Nick Clifton <nickc@redhat.com>
12005 * unwind-compat.c: Change copyright header to refer to version
12006 3 of the GNU General Public License with version 3.1 of the
12007 GCC Runtime Library Exception and to point readers at the
12008 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
12009 * config/alpha/crtfastmath.c: Likewise.
12010 * config/alpha/linux-unwind.h: Likewise.
12011 * config/alpha/qrnnd.asm: Likewise.
12012 * config/alpha/vms-crt0-64.c: Likewise.
12013 * config/alpha/vms-crt0.c: Likewise.
12014 * config/alpha/vms-dwarf2.asm: Likewise.
12015 * config/alpha/vms-dwarf2eh.asm: Likewise.
12016 * config/alpha/vms-psxcrt0-64.c: Likewise.
12017 * config/alpha/vms-psxcrt0.c: Likewise.
12018 * config/alpha/vms_tramp.asm: Likewise.
12019 * config/arc/initfini.c: Likewise.
12020 * config/arc/lib1funcs.asm: Likewise.
12021 * config/arm/bpabi-v6m.S: Likewise.
12022 * config/arm/bpabi.S: Likewise.
12023 * config/arm/bpabi.c: Likewise.
12024 * config/arm/crti.asm: Likewise.
12025 * config/arm/crtn.asm: Likewise.
12026 * config/arm/ieee754-df.S: Likewise.
12027 * config/arm/ieee754-sf.S: Likewise.
12028 * config/arm/lib1funcs.asm: Likewise.
12029 * config/arm/libunwind.S: Likewise.
12030 * config/arm/linux-atomic.c: Likewise.
12031 * config/arm/mmintrin.h: Likewise.
12032 * config/arm/pr-support.c: Likewise.
12033 * config/arm/unaligned-funcs.c: Likewise.
12034 * config/arm/unwind-arm.c: Likewise.
12035 * config/arm/unwind-arm.h: Likewise.
12036 * config/avr/libgcc.S: Likewise.
12037 * config/bfin/crti.s: Likewise.
12038 * config/bfin/crtlibid.s: Likewise.
12039 * config/bfin/crtn.s: Likewise.
12040 * config/bfin/lib1funcs.asm: Likewise.
12041 * config/bfin/linux-unwind.h: Likewise.
12042 * config/cris/arit.c: Likewise.
12043 * config/cris/cris_abi_symbol.c: Likewise.
12044 * config/darwin-64.c: Likewise.
12045 * config/darwin-crt2.c: Likewise.
12046 * config/darwin-crt3.c: Likewise.
12047 * config/darwin.h: Likewise.
12048 * config/dbxelf.h: Likewise.
12049 * config/dfp-bit.c: Likewise.
12050 * config/dfp-bit.h: Likewise.
12051 * config/elfos.h: Likewise.
12052 * config/fixed-bit.c: Likewise.
12053 * config/fixed-bit.h: Likewise.
12054 * config/fp-bit.c: Likewise.
12055 * config/fp-bit.h: Likewise.
12056 * config/fr30/crti.asm: Likewise.
12057 * config/fr30/crtn.asm: Likewise.
12058 * config/fr30/lib1funcs.asm: Likewise.
12059 * config/freebsd-spec.h: Likewise.
12060 * config/frv/cmovd.c: Likewise.
12061 * config/frv/cmovh.c: Likewise.
12062 * config/frv/cmovw.c: Likewise.
12063 * config/frv/frvbegin.c: Likewise.
12064 * config/frv/frvend.c: Likewise.
12065 * config/frv/lib1funcs.asm: Likewise.
12066 * config/glibc-stdint.h: Likewise.
12067 * config/h8300/clzhi2.c: Likewise.
12068 * config/h8300/crti.asm: Likewise.
12069 * config/h8300/crtn.asm: Likewise.
12070 * config/h8300/ctzhi2.c: Likewise.
12071 * config/h8300/fixunssfsi.c: Likewise.
12072 * config/h8300/lib1funcs.asm: Likewise.
12073 * config/h8300/parityhi2.c: Likewise.
12074 * config/h8300/popcounthi2.c: Likewise.
12075 * config/i386/ammintrin.h: Likewise.
12076 * config/i386/att.h: Likewise.
12077 * config/i386/avxintrin.h: Likewise.
12078 * config/i386/biarch64.h: Likewise.
12079 * config/i386/bmmintrin.h: Likewise.
12080 * config/i386/cpuid.h: Likewise.
12081 * config/i386/cross-stdarg.h: Likewise.
12082 * config/i386/crtfastmath.c: Likewise.
12083 * config/i386/crtprec.c: Likewise.
12084 * config/i386/cygming-crtbegin.c: Likewise.
12085 * config/i386/cygming-crtend.c: Likewise.
12086 * config/i386/cygwin.asm: Likewise.
12087 * config/i386/emmintrin.h: Likewise.
12088 * config/i386/gmm_malloc.h: Likewise.
12089 * config/i386/gthr-win32.c: Likewise.
12090 * config/i386/i386.h: Likewise.
12091 * config/i386/immintrin.h: Likewise.
12092 * config/i386/linux-unwind.h: Likewise.
12093 * config/i386/linux64.h: Likewise.
12094 * config/i386/mm3dnow.h: Likewise.
12095 * config/i386/mmintrin-common.h: Likewise.
12096 * config/i386/mmintrin.h: Likewise.
12097 * config/i386/nmmintrin.h: Likewise.
12098 * config/i386/pmm_malloc.h: Likewise.
12099 * config/i386/pmmintrin.h: Likewise.
12100 * config/i386/smmintrin.h: Likewise.
12101 * config/i386/sol2-c1.asm: Likewise.
12102 * config/i386/sol2-ci.asm: Likewise.
12103 * config/i386/sol2-cn.asm: Likewise.
12104 * config/i386/sol2-gc1.asm: Likewise.
12105 * config/i386/tmmintrin.h: Likewise.
12106 * config/i386/unix.h: Likewise.
12107 * config/i386/w32-unwind.h: Likewise.
12108 * config/i386/wmmintrin.h: Likewise.
12109 * config/i386/x86-64.h: Likewise.
12110 * config/i386/x86intrin.h: Likewise.
12111 * config/i386/xmmintrin.h: Likewise.
12112 * config/ia64/crtbegin.asm: Likewise.
12113 * config/ia64/crtend.asm: Likewise.
12114 * config/ia64/crtfastmath.c: Likewise.
12115 * config/ia64/crti.asm: Likewise.
12116 * config/ia64/crtn.asm: Likewise.
12117 * config/ia64/fde-glibc.c: Likewise.
12118 * config/ia64/lib1funcs.asm: Likewise.
12119 * config/ia64/linux-unwind.h: Likewise.
12120 * config/ia64/quadlib.c: Likewise.
12121 * config/ia64/unwind-ia64.c: Likewise.
12122 * config/linux.h: Likewise.
12123 * config/m32c/m32c-lib1.S: Likewise.
12124 * config/m32c/m32c-lib2-trapv.c: Likewise.
12125 * config/m32c/m32c-lib2.c: Likewise.
12126 * config/m32r/initfini.c: Likewise.
12127 * config/m68hc11/larith.asm: Likewise.
12128 * config/m68hc11/m68hc11-crt0.S: Likewise.
12129 * config/m68k/cf.md: Likewise.
12130 * config/m68k/crti.s: Likewise.
12131 * config/m68k/crtn.s: Likewise.
12132 * config/m68k/lb1sf68.asm: Likewise.
12133 * config/m68k/linux-unwind.h: Likewise.
12134 * config/mcore/crti.asm: Likewise.
12135 * config/mcore/crtn.asm: Likewise.
12136 * config/mcore/lib1.asm: Likewise.
12137 * config/mips/linux-unwind.h: Likewise.
12138 * config/mips/loongson.h: Likewise.
12139 * config/mips/mips16.S: Likewise.
12140 * config/mmix/crti.asm: Likewise.
12141 * config/mmix/crtn.asm: Likewise.
12142 * config/pa/fptr.c: Likewise.
12143 * config/pa/hpux-unwind.h: Likewise.
12144 * config/pa/lib2funcs.asm: Likewise.
12145 * config/pa/linux-atomic.c: Likewise.
12146 * config/pa/linux-unwind.h: Likewise.
12147 * config/pa/milli64.S: Likewise.
12148 * config/pa/quadlib.c: Likewise.
12149 * config/pa/stublib.c: Likewise.
12150 * config/picochip/libgccExtras/adddi3.asm: Likewise.
12151 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
12152 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
12153 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
12154 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
12155 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
12156 * config/picochip/libgccExtras/divmod15.asm: Likewise.
12157 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
12158 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
12159 * config/picochip/libgccExtras/longjmp.asm: Likewise.
12160 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
12161 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
12162 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
12163 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
12164 * config/picochip/libgccExtras/setjmp.asm: Likewise.
12165 * config/picochip/libgccExtras/subdi3.asm: Likewise.
12166 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
12167 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
12168 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
12169 * config/rs6000/750cl.h: Likewise.
12170 * config/rs6000/altivec.h: Likewise.
12171 * config/rs6000/biarch64.h: Likewise.
12172 * config/rs6000/crtresfpr.asm: Likewise.
12173 * config/rs6000/crtresgpr.asm: Likewise.
12174 * config/rs6000/crtresxfpr.asm: Likewise.
12175 * config/rs6000/crtresxgpr.asm: Likewise.
12176 * config/rs6000/crtsavfpr.asm: Likewise.
12177 * config/rs6000/crtsavgpr.asm: Likewise.
12178 * config/rs6000/darwin-asm.h: Likewise.
12179 * config/rs6000/darwin-fallback.c: Likewise.
12180 * config/rs6000/darwin-fpsave.asm: Likewise.
12181 * config/rs6000/darwin-ldouble.c: Likewise.
12182 * config/rs6000/darwin-tramp.asm: Likewise.
12183 * config/rs6000/darwin-unwind.h: Likewise.
12184 * config/rs6000/darwin-vecsave.asm: Likewise.
12185 * config/rs6000/darwin-world.asm: Likewise.
12186 * config/rs6000/e500crtres32gpr.asm: Likewise.
12187 * config/rs6000/e500crtres64gpr.asm: Likewise.
12188 * config/rs6000/e500crtres64gprctr.asm: Likewise.
12189 * config/rs6000/e500crtrest32gpr.asm: Likewise.
12190 * config/rs6000/e500crtrest64gpr.asm: Likewise.
12191 * config/rs6000/e500crtresx32gpr.asm: Likewise.
12192 * config/rs6000/e500crtresx64gpr.asm: Likewise.
12193 * config/rs6000/e500crtsav32gpr.asm: Likewise.
12194 * config/rs6000/e500crtsav64gpr.asm: Likewise.
12195 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
12196 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
12197 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
12198 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
12199 * config/rs6000/eabi-ci.asm: Likewise.
12200 * config/rs6000/eabi-cn.asm: Likewise.
12201 * config/rs6000/eabi.asm: Likewise.
12202 * config/rs6000/linux-unwind.h: Likewise.
12203 * config/rs6000/linux64.h: Likewise.
12204 * config/rs6000/paired.h: Likewise.
12205 * config/rs6000/paired.md: Likewise.
12206 * config/rs6000/ppc64-fp.c: Likewise.
12207 * config/rs6000/ppu_intrinsics.h: Likewise.
12208 * config/rs6000/rs6000.h: Likewise.
12209 * config/rs6000/si2vmx.h: Likewise.
12210 * config/rs6000/sol-ci.asm: Likewise.
12211 * config/rs6000/sol-cn.asm: Likewise.
12212 * config/rs6000/spe.h: Likewise.
12213 * config/rs6000/spu2vmx.h: Likewise.
12214 * config/rs6000/sysv4.h: Likewise.
12215 * config/rs6000/tramp.asm: Likewise.
12216 * config/rs6000/vec_types.h: Likewise.
12217 * config/s390/linux-unwind.h: Likewise.
12218 * config/s390/tpf-unwind.h: Likewise.
12219 * config/score/crti.asm: Likewise.
12220 * config/score/crtn.asm: Likewise.
12221 * config/sh/crt1.asm: Likewise.
12222 * config/sh/crti.asm: Likewise.
12223 * config/sh/crtn.asm: Likewise.
12224 * config/sh/divtab-sh4-300.c: Likewise.
12225 * config/sh/divtab-sh4.c: Likewise.
12226 * config/sh/divtab.c: Likewise.
12227 * config/sh/lib1funcs-4-300.asm: Likewise.
12228 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
12229 * config/sh/lib1funcs.asm: Likewise.
12230 * config/sh/lib1funcs.h: Likewise.
12231 * config/sh/linux-atomic.asm: Likewise.
12232 * config/sh/linux-unwind.h: Likewise.
12233 * config/sh/shmedia.h: Likewise.
12234 * config/sh/sshmedia.h: Likewise.
12235 * config/sh/ushmedia.h: Likewise.
12236 * config/sparc/crtfastmath.c: Likewise.
12237 * config/sparc/linux-unwind.h: Likewise.
12238 * config/sparc/sol2-c1.asm: Likewise.
12239 * config/sparc/sol2-ci.asm: Likewise.
12240 * config/sparc/sol2-cn.asm: Likewise.
12241 * config/spu/divmodti4.c: Likewise.
12242 * config/spu/divv2df3.c: Likewise.
12243 * config/spu/float_disf.c: Likewise.
12244 * config/spu/float_unsdidf.c: Likewise.
12245 * config/spu/float_unsdisf.c: Likewise.
12246 * config/spu/float_unssidf.c: Likewise.
12247 * config/spu/mfc_multi_tag_release.c: Likewise.
12248 * config/spu/mfc_multi_tag_reserve.c: Likewise.
12249 * config/spu/mfc_tag_release.c: Likewise.
12250 * config/spu/mfc_tag_reserve.c: Likewise.
12251 * config/spu/mfc_tag_table.c: Likewise.
12252 * config/spu/multi3.c: Likewise.
12253 * config/spu/spu_internals.h: Likewise.
12254 * config/spu/spu_intrinsics.h: Likewise.
12255 * config/spu/spu_mfcio.h: Likewise.
12256 * config/spu/vec_types.h: Likewise.
12257 * config/spu/vmx2spu.h: Likewise.
12258 * config/stormy16/stormy16-lib2.c: Likewise.
12259 * config/svr4.h: Likewise.
12260 * config/sync.c: Likewise.
12261 * config/v850/lib1funcs.asm: Likewise.
12262 * config/vxlib-tls.c: Likewise.
12263 * config/vxlib.c: Likewise.
12264 * config/vxworks-dummy.h: Likewise.
12265 * config/xtensa/crti.asm: Likewise.
12266 * config/xtensa/crtn.asm: Likewise.
12267 * config/xtensa/ieee754-df.S: Likewise.
12268 * config/xtensa/ieee754-sf.S: Likewise.
12269 * config/xtensa/lib1funcs.asm: Likewise.
12270 * config/xtensa/lib2funcs.S: Likewise.
12271 * config/xtensa/linux-unwind.h: Likewise.
12272 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
12273 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
12274 * coretypes.h: Likewise.
12275 * crtstuff.c: Likewise.
12276 * defaults.h: Likewise.
12277 * dwarf2.h: Likewise.
12278 * emutls.c: Likewise.
12279 * gbl-ctors.h: Likewise.
12280 * gcov-io.h: Likewise.
12281 * ginclude/float.h: Likewise.
12282 * ginclude/iso646.h: Likewise.
12283 * ginclude/stdarg.h: Likewise.
12284 * ginclude/stdbool.h: Likewise.
12285 * ginclude/stddef.h: Likewise.
12286 * ginclude/stdfix.h: Likewise.
12287 * ginclude/stdint-gcc.h: Likewise.
12288 * ginclude/tgmath.h: Likewise.
12289 * gthr-aix.h: Likewise.
12290 * gthr-dce.h: Likewise.
12291 * gthr-gnat.c: Likewise.
12292 * gthr-gnat.h: Likewise.
12293 * gthr-lynx.h: Likewise.
12294 * gthr-mipssde.h: Likewise.
12295 * gthr-nks.h: Likewise.
12296 * gthr-posix.c: Likewise.
12297 * gthr-posix.h: Likewise.
12298 * gthr-posix95.h: Likewise.
12299 * gthr-rtems.h: Likewise.
12300 * gthr-single.h: Likewise.
12301 * gthr-solaris.h: Likewise.
12302 * gthr-tpf.h: Likewise.
12303 * gthr-vxworks.h: Likewise.
12304 * gthr-win32.h: Likewise.
12305 * gthr.h: Likewise.
12306 * libgcc2.c: Likewise.
12307 * libgcc2.h: Likewise.
12308 * libgcov.c: Likewise.
12309 * tsystem.h: Likewise.
12310 * typeclass.h: Likewise.
12311 * unwind-c.c: Likewise.
12312 * unwind-compat.h: Likewise.
12313 * unwind-dw2-fde-compat.c: Likewise.
12314 * unwind-dw2-fde-darwin.c: Likewise.
12315 * unwind-dw2-fde-glibc.c: Likewise.
12316 * unwind-dw2-fde.c: Likewise.
12317 * unwind-dw2-fde.h: Likewise.
12318 * unwind-dw2.c: Likewise.
12319 * unwind-dw2.h: Likewise.
12320 * unwind-generic.h: Likewise.
12321 * unwind-pe.h: Likewise.
12322 * unwind-sjlj.c: Likewise.
12323 * unwind.inc: Likewise.
12324 * config/arm/neon-gen.ml: Change generated copyright header to
12325 refer to version 3 of the GNU General Public License with
12326 version 3.1 of the GCC Runtime Library Exception and to point
12327 readers at the COPYING3 and COPYING3.RUNTIME files and the
12328 FSF's license web page.
12329 * config/arm/arm_neon.h: Regenerate.
12331 2009-04-09 Jakub Jelinek <jakub@redhat.com>
12333 * config/cris/cris.md: Change copyright header to refer to version
12334 3 of the GNU General Public License.
12335 * doc/install.texi2html: Change copyright header to refer to version
12336 3 of the GNU General Public License and to point readers at the
12337 COPYING3 file and the FSF's license web page.
12338 * config/vax/linux.h: Likewise.
12340 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12342 * config/i386/i386.md (cmpcc): New.
12343 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
12344 (sync_compare_and_swap_cc*): Delete.
12346 * config/s390/s390.c (s390_compare_emitted): Remove.
12347 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
12348 s390_compare_emitted used to be handled. Assert that modes match.
12349 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
12350 refer to sync_compare_and_swap_ccsi.
12351 * config/s390/s390.h (s390_compare_emitted): Remove.
12352 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
12353 instead of s390_compare_emitted.
12354 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
12355 instead of s390_compare_emitted.
12356 * config/s390/s390.md (cmpcc): New.
12357 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
12358 CC_REGNUM, do not pretend it's set.
12359 (sync_compare_and_swap_cc*): Delete.
12360 * config/s390/predicates.md (cc_reg_operand): New.
12362 * expr.c (sync_compare_and_swap_cc): Delete.
12363 * optabs.h (sync_compare_and_swap_cc): Delete.
12364 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
12365 is being used with can_compare_p.
12366 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
12367 (find_cc_set): New.
12368 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
12369 look for a MODE_CC set instead. Use emit_store_flag.
12370 (expand_compare_and_swap_loop): Likewise, with some additional
12371 complication to avoid a force_reg when useless. Use
12372 emit_cmp_and_jump_insns.
12373 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
12374 * doc/md.texi (sync_compare_and_swap_cc): Merge with
12375 sync_compare_and_swap documentation.
12377 2009-04-09 Jan Hubicka <jh@suse.cz>
12379 * except.c (find_prev_try): Break out from ....
12380 (duplicate_eh_regions): ... here; properly update prev_try pointers
12381 when duplication part of tree.
12382 (dump_eh_tree): Improve dumping.
12383 (verify_eh_region): New.
12384 (verify_eh_tree): Use it.
12386 2009-04-06 Richard Guenther <rguenther@suse.de>
12388 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
12389 &ARRAY addresses by adjusting their types and prepending
12391 * tree-cfg.c (verify_gimple_assign_single): Verify that
12392 addresses are correct.
12394 2009-04-09 Richard Guenther <rguenther@suse.de>
12396 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
12397 indices into an array reference if possible.
12398 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
12399 Fold POINTER_PLUS_EXPR statements with invariant address.
12401 2009-04-09 Alan Modra <amodra@bigpond.net.au>
12404 * config.gcc (powerpc64-*-linux*): Always build biarch.
12406 2009-04-09 Joseph Myers <joseph@codesourcery.com>
12409 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
12410 it and pedwarn if this results in an INTEGER_CST.
12412 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12414 * doc/install.texi: Update minimum GMP version. Remove obsolete
12415 text in MPFR section.
12417 2009-04-08 Jakub Jelinek <jakub@redhat.com>
12419 * dwarf2out.c (class_scope_p): New static inline.
12420 (class_or_namespace_scope_p): Use it.
12421 (gen_variable_die): Use DW_TAG_member tag for static data member
12422 declarations instead of DW_TAG_variable.
12424 PR middle-end/39573
12425 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
12428 2009-04-08 Richard Guenther <rguenther@suse.de>
12430 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
12431 valueize random data.
12433 2009-04-08 David Edelsohn <edelsohn@gnu.org>
12435 * config.gcc (aix tm_file): Add aix-stdint.h.
12436 (aix tm clause use_gcc_stdint): Set to wrap.
12437 * config/rs6000/aix-stdint.h: New file.
12439 2009-04-08 Richard Guenther <rguenther@suse.de>
12441 PR middle-end/36291
12442 * tree-dfa.c (add_referenced_var): Do not recurse into
12443 global initializers.
12444 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
12446 (fold_const_aggregate_ref): Likewise.
12448 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12450 * recog.c (ordered_comparison_operator): New.
12451 * gensupport.c (std_preds): Add it.
12452 * doc/md.texi (Machine-Independent Predicates): Document it.
12454 2009-04-08 Jan Hubicka <jh@suse.cz>
12456 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
12457 * function.h (rtl_eh): Remove exception_handler_label_map.
12458 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
12459 remove_exception_handler_label, for_each_eh_label_1): Remove.
12460 (rtl_remove_unreachable_regions): Remove.
12461 (convert_from_eh_region_ranges): Do not remove unreachable regions.
12462 (find_exception_handler_labels): Don't build the hashtable.
12463 (maybe_remove_eh_handler): Remove.
12464 (for_each_eh_label): Rewrite to walk the tree.
12465 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
12466 * except.h (maybe_remove_eh_handler): Remove.
12467 * passes.c (init_optimization_passes): Schedule second EH cleanup
12469 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
12470 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
12472 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12474 * genoutput.c (validate_optab_operands): New.
12475 (gen_insn, gen_expand): Call it.
12477 * genflags.c (gen_insn): Detect misused iterators.
12478 (main): Pass line_no to gen_insn, exit with status 1 on error.
12480 * genextract.c (line_no): Make global.
12481 (VEC_safe_set_locstr): Change assertion to error message.
12482 (main): Exit with status 1 on error.
12484 2009-04-08 Joseph Myers <joseph@codesourcery.com>
12488 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
12489 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
12490 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
12491 * c-convert.c (convert): Do not call fold on results of conversion
12492 functions when the result is a C_MAYBE_CONST_EXPR.
12493 * c-parser.c (c_parser_postfix_expression): Do not fold condition
12494 of __builtin_choose_expr.
12495 * c-typeck.c (remove_c_maybe_const_expr): New.
12496 (build_unary_op, build_conditional_expr, build_compound_expr,
12497 build_binary_op, c_objc_common_truthvalue_conversion): Call
12498 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
12501 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
12503 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
12504 CODE to produce a new one. Add a prototype to use fold_convert_const
12506 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
12509 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
12510 mix declarations and code.
12512 2009-04-08 Ben Elliston <bje@au.ibm.com>
12514 * gcc.c: Replace `CC' with `GCC' throughout.
12516 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
12518 * doc/invoke.texi: Document Atom support.
12520 2009-04-07 Jason Merrill <jason@redhat.com>
12523 * c-common.h, c-common.c: Add flag_pretty_templates.
12524 * c-opts.c (c_common_handle_option): Set it.
12525 * c.opt: Add -fno-pretty-templates.
12526 * doc/invoke.texi (C++ Dialect Options): Likewise.
12528 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
12530 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
12531 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
12532 (ia64_expand_builtin): Likewise.
12534 2009-04-07 Martin Jambor <mjambor@suse.cz>
12536 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
12537 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
12538 ADDR_EXPRS are include too.
12540 2009-04-07 Richard Guenther <rguenther@suse.de>
12542 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
12543 decls are only used if passes as parameters or if they are
12544 local statics and the call is not to a builtin.
12545 (call_may_clobber_ref_p_1): Likewise.
12547 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12549 * expr.c (do_store_flag): Remove last argument. Simplify code
12550 to avoid duplication of tests already done by can_compare_p.
12551 (expand_expr_real_1): Adjust caller.
12553 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12555 * optabs.c (can_compare_p): Test the predicate of a
12556 cbranch and cstore pattern.
12558 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12560 * expr.c (convert_move): Use emit_store_flag instead of
12563 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12565 * config/i386/i386.c (ix86_compare_emitted): Remove.
12566 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
12567 ix86_compare_op0 like ix86_compare_emitted used to be handled.
12568 * config/i386/i386.h (ix86_compare_emitted): Remove.
12569 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
12570 instead of ix86_compare_emitted.
12571 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
12573 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
12575 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
12576 Add t-sysroot-suffix to tmake_file.
12577 * config/print-sysroot-suffix.sh: New file.
12578 * config/t-sysroot-suffix: New file.
12580 2009-04-07 Ben Elliston <bje@au.ibm.com>
12582 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
12583 as the latter produces a warning when the target does not support
12586 2009-04-07 Ben Elliston <bje@au.ibm.com>
12588 * dfp.c: Replace type punning assignments with memcpy throughout.
12589 * Makefile.in (dfp.o-warn): Remove.
12591 2009-04-07 Alan Modra <amodra@bigpond.net.au>
12594 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
12595 Include soft-fp/t-softfp after rs6000/t-linux64.
12597 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
12599 * stor-layout.c (set_sizetype): Use the full precision of their
12600 machine mode for bitsize types.
12602 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
12604 * config/i386/i386.md: Revert 2 accidental checkins.
12606 2009-04-06 Joey Ye <joey.ye@intel.com>
12607 Xuepeng Guo <xuepeng.guo@intel.com>
12608 H.J. Lu <hongjiu.lu@intel.com>
12610 Atom pipeline model, tuning and insn selection.
12611 * config.gcc (atom): Add atom config options and target.
12613 * config/i386/atom.md: New.
12615 * config/i386/i386.c (atom_cost): New cost.
12616 (m_ATOM): New macro flag.
12617 (initial_ix86_tune_features): Set m_ATOM.
12618 (x86_accumulate_outgoing_args): Likewise.
12619 (x86_arch_always_fancy_math_387): Likewise.
12620 (processor_target): Add Atom cost.
12621 (cpu_names): Add Atom cpu name.
12622 (override_options): Set Atom ISA.
12623 (ix86_issue_rate): New case PROCESSOR_ATOM.
12624 (ix86_adjust_cost): Likewise.
12626 * config/i386/i386.h (TARGET_ATOM): New target macro.
12627 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
12628 (TARGET_OPT_AGU): New target option.
12629 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
12630 (processor_type): Add PROCESSOR_ATOM.
12632 * config/i386/i386.md (cpu): Add new value "atom".
12633 (use_carry, movu): New attr.
12634 (atom.md): Include atom.md.
12635 (adddi3_carry_rex64): Set attr "use_carry".
12636 (addqi3_carry): Likewise.
12637 (addhi3_carry): Likewise.
12638 (addsi3_carry): Likewise.
12639 (*addsi3_carry_zext): Likewise.
12640 (subdi3_carry_rex64): Likewise.
12641 (subqi3_carry): Likewise.
12642 (subhi3_carry): Likewise.
12643 (subsi3_carry): Likewise.
12644 (x86_movdicc_0_m1_rex64): Likewise.
12645 (*x86_movdicc_0_m1_se): Likewise.
12646 (x86_movsicc_0_m1): Likewise.
12647 (*x86_movsicc_0_m1_se): Likewise.
12648 (*adddi_1_rex64): Emit add insn as much as possible.
12649 (*addsi_1): Likewise.
12650 (return_internal): Set atom_unit.
12651 (return_internal_long): Likewise.
12652 (return_pop_internal): Likewise.
12653 (*rcpsf2_sse): Set atom_sse_attr attr.
12654 (*qrt<mode>2_sse): Likewise.
12655 (*prefetch_sse): Likewise.
12657 * config/i386/i386-c.c (ix86_target_macros_internal): New case
12659 (ix86_target_macros_internal): Likewise.
12661 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
12662 (*prefetch_sse_rex): Likewise.
12663 (sse_rcpv4sf2): Likewise.
12664 (sse_vmrcpv4sf2): Likewise.
12665 (sse_sqrtv4sf2): Likewise.
12666 (<sse>_vmsqrt<mode>2): Likewise.
12667 (sse_ldmxcsr): Likewise.
12668 (sse_stmxcsr): Likewise.
12669 (*sse_sfence): Likewise.
12670 (sse2_clflush): Likewise.
12671 (*sse2_mfence): Likewise.
12672 (*sse2_lfence): Likewise.
12673 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
12674 (<sse>_movup<ssemodesuffixf2c>): Likewise.
12675 (avx_movdqu<avxmodesuffix>): Likewise.
12676 (avx_lddqu<avxmodesuffix>): Likewise.
12677 (sse2_movntv2di): Change attr "type" to "ssemov".
12678 (sse2_movntsi): Likewise.
12679 (rsqrtv8sf2): Change attr "type" to "sseadd".
12680 (sse3_addsubv2df3): Set attr "atom_unit".
12681 (sse3_h<plusminus_insn>v4sf3): Likewise.
12682 (*sse2_pmaddwd): Likewise.
12683 (*vec_extractv2di_1_rex64): Likewise.
12684 (*vec_extractv2di_1_avx): Likewise.
12685 (sse2_psadbw): Likewise.
12686 (ssse3_phaddwv8hi3): Likewise.
12687 (ssse3_phaddwv4hi3): Likewise.
12688 (ssse3_phadddv4si3): Likewise.
12689 (ssse3_phadddv2si3): Likewise.
12690 (ssse3_phaddswv8hi3): Likewise.
12691 (ssse3_phaddswv4hi3): Likewise.
12692 (ssse3_phsubwv8hi3): Likewise.
12693 (ssse3_phsubwv4hi3): Likewise.
12694 (ssse3_phsubdv4si3): Likewise.
12695 (ssse3_phsubdv2si3): Likewise.
12696 (ssse3_phsubswv8hi3): Likewise.
12697 (ssse3_phsubswv4hi3): Likewise.
12698 (ssse3_pmaddubsw128): Likewise.
12699 (sse3_pmaddubsw: Likewise.
12700 (ssse3_palignrti): Likewise.
12701 (ssse3_palignrdi): Likewise.
12703 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
12705 * doc/install.texi (Specific): Fix two cross-references to MinGW.
12707 2009-04-06 Richard Guenther <rguenther@suse.de>
12709 PR tree-optimization/28868
12710 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
12711 of which PHI results we inserted.
12712 (insert_into_preds_of_block): Record inserted PHIs.
12713 (eliminate): Eliminate redundant PHI nodes.
12714 (init_pre): Init inserted_phi_names.
12716 2009-04-06 Richard Guenther <rguenther@suse.de>
12718 PR tree-optimization/39643
12719 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
12720 IMAGPART_EXPRs of complex constants.
12721 (execute_fold_all_builtins): If we folded a call queue
12722 TODO_update_address_taken.
12724 2009-04-06 Jan Hubicka <jh@suse.cz>
12726 PR middle-end/39659
12727 * except.c (remove_unreachable_regions): Propagate may_contain_throw
12730 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
12732 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
12734 (ic_invalidate_array): Likewise.
12736 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
12738 * calls.c (emit_library_call_value_1): Fix a problem with parameter
12739 alignment for library calls.
12741 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
12743 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
12744 (mingw32 tm clause use_gcc_stdint): Set to wrap.
12745 * config/i386/mingw-stdint.h: New file.
12747 2009-04-05 Richard Guenther <rguenther@suse.de>
12749 PR tree-optimization/39648
12750 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
12751 our &A vs. &A[0] IL deficiencies.
12753 2009-04-04 Jan Hubicka <jh@suse.cz>
12755 * except.c (sjlj_find_directly_reachable_regions): Be ready for
12756 removed toplevel regions.
12757 (sjlj_mark_call_sites): Likewise.
12759 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
12761 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
12762 (cygwin tm clause use_gcc_stdint): Set to wrap.
12763 * config/i386/cygwin-stdint.h: New file.
12765 2009-04-04 Richard Guenther <rguenther@suse.de>
12767 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
12768 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
12769 single-argument PHIs if we are in loop-closed SSA form.
12770 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
12771 for the pre-condition.
12772 (slpeel_tree_peel_loop_to_edge): Likewise.
12773 (vect_build_loop_niters): Take an optional sequence to append stmts.
12774 (vect_generate_tmps_on_preheader): Likewise.
12775 (vect_do_peeling_for_loop_bound): Take extra guards for the
12777 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
12778 the cost model check.
12779 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
12780 guards if we are going to peel. Do not apply versioning in that case.
12781 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
12782 (vect_do_peeling_for_loop_bound): Likewise.
12783 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
12784 loop bound only record extra pre-conditions, do not apply loop
12787 2009-04-04 Richard Guenther <rguenther@suse.de>
12789 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
12792 2009-04-04 Jan Hubicka <jh@suse.cz>
12794 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
12795 last_basic_block for size of bb->index indexed array.
12796 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
12797 compute_out, link_btr_uses, build_btr_def_use_webs,
12798 build_btr_def_use_webs, migrate_btr_defs): Likewise.
12800 2009-04-04 Jan Hubicka <jh@suse.cz>
12802 * except.c (remove_eh_handler_and_replace): Break out from ...
12803 (remove_eh_handler): ... here.
12804 (bring_to_root): New function.
12805 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
12806 handled ones, bring others to root of tree.
12808 2009-04-04 Jan Hubicka <jh@suse.cz>
12810 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
12811 (all_phis_safe_to_merge): New function.
12812 (update_info): New structure.
12813 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
12814 (cleanup_empty_eh): Update SSA if possible.
12816 2009-04-04 Richard Guenther <rguenther@suse.de>
12818 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
12819 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
12820 (append_vuse): Likewise.
12822 2009-04-04 Jakub Jelinek <jakub@redhat.com>
12824 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
12825 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
12826 instead of REG_UNSAVED for DW_CFA_undefined.
12827 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
12828 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
12831 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
12834 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
12835 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
12836 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
12838 2009-04-04 Richard Guenther <rguenther@suse.de>
12840 PR tree-optimization/8781
12841 PR tree-optimization/37892
12842 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
12843 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
12844 (valueize_refs): Call it for *& valueizations.
12845 (shared_reference_ops_from_ref): Rename to ...
12846 (valueize_shared_reference_ops_from_ref): ... this and valueize.
12847 (shared_reference_ops_from_call): Rename to ...
12848 (valueize_shared_reference_ops_from_call): ... this and valueize.
12849 (vn_reference_lookup): Update.
12850 (visit_reference_op_call): Likewise.
12851 * tree-ssa-pre.c (phi_translate_1): Fold *&.
12852 (eliminate): Value-replace the call address in call statements.
12854 2009-04-04 Richard Guenther <rguenther@suse.de>
12856 PR tree-optimization/39636
12857 * tree-ssa-forwprop.c
12858 (forward_propagate_addr_into_variable_array_index): Check for
12859 GIMPLE_ASSIGN before accessing the rhs code.
12861 2009-04-03 Jason Merrill <jason@redhat.com>
12863 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
12865 2009-04-03 Steve Ellcey <sje@cup.hp.com>
12867 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
12868 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
12869 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
12870 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
12871 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
12872 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
12873 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
12874 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
12875 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
12876 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
12877 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
12878 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
12879 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
12880 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
12881 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
12882 Use fr_reg_or_fp01_operand instead of fr_register_operand
12884 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
12885 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
12886 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
12888 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
12890 PR rtl-optimization/39607
12891 PR rtl-optimization/39631
12895 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
12896 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
12897 instead of DF_LR_OUT.
12898 * ira-lives.c (process_bb_node_lives): Ditto.
12899 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
12900 instead of DF_LR_{OUT,IN}.
12901 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
12902 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
12904 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
12906 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
12907 (execute_lower_omp): Always run but take the short way out if -fopenmp
12909 (gate_lower_omp): Remove, forcing the pass manager to always run the
12910 pass and always set PROP_gimple_lomp.
12911 (pass_lower_omp): Remove gate function.
12912 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
12913 PROP_trees. Instead, require it.
12914 * ipa-cp.c (pass_ipa_cp): Likewise.
12915 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
12916 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
12917 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
12918 and PROP_gimple_leh.
12920 2009-04-03 Richard Guenther <rguenther@suse.de>
12922 PR middle-end/13146
12923 PR tree-optimization/23940
12924 PR tree-optimization/33237
12925 PR middle-end/33974
12926 PR middle-end/34093
12927 PR tree-optimization/36201
12928 PR tree-optimization/36230
12929 PR tree-optimization/38049
12930 PR tree-optimization/38207
12931 PR tree-optimization/38230
12932 PR tree-optimization/38301
12933 PR tree-optimization/38585
12934 PR middle-end/38895
12935 PR tree-optimization/38985
12936 PR tree-optimization/39299
12937 * tree-ssa-structalias.h: Remove.
12938 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
12939 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
12940 (struct vuse_element_d): Remove.
12941 (struct vuse_vec_d): Likewise.
12942 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
12943 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
12944 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
12945 VUSE_ELEMENT_VAR): Likewise.
12946 (struct voptype_d): Likewise.
12947 (NUM_VOP_FREE_BUCKETS): Likewise.
12948 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
12949 (struct stmt_operands_d): Remove.
12950 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
12951 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
12952 VDEF_NUM, VDEF_VECT): Likewise.
12953 (copy_virtual_operands): Remove.
12954 (operand_build_cmp): Likewise.
12955 (create_ssa_artificial_load_stmt): Likewise.
12956 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
12957 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
12958 vuse_index and mayuse_index members. Pack and move done and iter_type
12959 members to the front.
12960 (SSA_OP_VMAYUSE): Remove.
12961 (SSA_OP_VIRTUAL_USES): Adjust.
12962 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
12963 (unlink_stmt_vdef): Declare.
12964 (add_to_addressable_set): Remove.
12965 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
12966 (vrp_visit_stmt): Likewise.
12967 * doc/tree-ssa.texi (Alias analysis): Update.
12968 * doc/invoke.texi (max-aliased-vops): Remove docs.
12969 (avg-aliased-vops): Likewise.
12970 * tree-into-ssa.c (syms_to_rename): Remove.
12971 (need_to_update_vops_p): Likewise.
12972 (need_to_initialize_update_ssa_p): Rename to ...
12973 (update_ssa_initialized_fn): ... this. Track function we are
12975 (symbol_marked_for_renaming): Simplify.
12976 (add_new_name_mapping): Do not set need_to_update_vops_p.
12977 (dump_currdefs): Use SYMS_TO_RENAME.
12978 (rewrite_update_stmt): Always walk all uses/defs.
12979 (dump_update_ssa): Adjust.
12980 (init_update_ssa): Take function argument. Track what we are
12982 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
12983 (create_new_def_for): Initialize for cfun, assert we are initialized
12985 (mark_sym_for_renaming): Simplify.
12986 (mark_set_for_renaming): Do not initialize update-ssa.
12987 (need_ssa_update_p): Simplify. Take function argument.
12988 (name_mappings_registered_p): Assert we ask for the correct function.
12989 (name_registered_for_update_p): Likewise.
12990 (ssa_names_to_replace): Likewise.
12991 (release_ssa_name_after_update_ssa): Likewise.
12992 (update_ssa): Likewise. Use SYMS_TO_RENAME.
12993 (dump_decl_set): Do not print a newline.
12994 (debug_decl_set): Do it here.
12995 (dump_update_ssa): And here.
12996 * tree-ssa-loop-im.c (move_computations): Adjust.
12997 (movement_possibility): Likewise.
12998 (determine_max_movement): Likewise.
12999 (gather_mem_refs_stmt): Likewise.
13000 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
13001 or NAME_MEMORY_TAG.
13002 * tree-complex.c (update_all_vops): Remove.
13003 (expand_complex_move): Adjust.
13004 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
13005 Simplify test for memory referencing statement. Exclude
13006 non-invariant ADDR_EXPRs.
13007 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
13008 * tree-loop-distribution.c (generate_memset_zero): Adjust.
13009 (rdg_flag_uses): Likewise.
13010 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
13012 (tree_optimize_tail_calls_1): Also split the
13013 edge from the entry block if we have degenerate PHI nodes in
13014 the first basic block.
13015 * tree.c (init_ttree): Remove memory-tag related code.
13016 (tree_code_size): Likewise.
13017 (tree_node_structure): Likewise.
13018 (build7_stat): Re-write to be build6_stat.
13019 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
13020 (SSA_VAR_P): Adjust.
13021 (struct tree_memory_tag): Remove.
13022 (struct tree_memory_partition_tag): Likewise.
13023 (union tree_node): Adjust.
13024 (build7): Re-write to be build6.
13025 * tree-pass.h (pass_reset_cc_flags): Remove.
13026 (TODO_update_address_taken): New flag.
13027 (pass_simple_dse): Remove.
13028 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
13029 * params.h (MAX_ALIASED_VOPS): Remove.
13030 (AVG_ALIASED_VOPS): Likewise.
13031 * omp-low.c (expand_omp_taskreg): Update SSA form.
13032 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
13033 aliases the lhs in a copy stmt.
13034 * tree-ssa-dse.c (struct address_walk_data): Remove.
13035 (memory_ssa_name_same): Likewise.
13036 (memory_address_same): Likewise.
13037 (get_kill_of_stmt_lhs): Likewise.
13038 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
13039 unused stores. Look through PHI nodes into post-dominated regions.
13040 (dse_optimize_stmt): Simplify. Properly remove stores.
13041 (tree_ssa_dse): Compute dominators.
13042 (execute_simple_dse): Remove.
13043 (pass_simple_dse): Likewise.
13044 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
13045 gimple_loaded_syms and gimple_stored_syms computation.
13046 * toplev.c (dump_memory_report): Dump alias and pta stats.
13047 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
13048 (vn_reference_eq): Likewise.
13049 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
13050 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
13051 valueize_vuses): Remove.
13052 (get_def_ref_stmt_vuses): Simplify. Rename to ...
13053 (get_def_ref_stmt_vuse): ... this.
13054 (vn_reference_lookup_2): New function.
13055 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
13056 walking equivalent vuses. Simplify.
13057 (vn_reference_lookup): Likewise.
13058 (vn_reference_insert): Likewise.
13059 (vn_reference_insert_pieces): Likewise.
13060 (visit_reference_op_call): Simplify.
13061 (visit_reference_op_load): Likewise.
13062 (visit_reference_op_store): Likewise.
13063 (init_scc_vn): Remove shared_lookup_vuses initialization.
13064 (free_scc_vn): Remove shared_lookup_vuses freeing.
13065 (sort_vuses, sort_vuses_heap): Remove.
13066 (get_ref_from_reference_ops): Export.
13067 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
13068 vector with single vuse pointer.
13069 (vn_reference_lookup_pieces, vn_reference_lookup,
13070 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
13071 (shared_vuses_from_stmt): Remove.
13072 (get_ref_from_reference_ops): Declare.
13073 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
13074 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13075 memory-tag related code.
13076 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
13077 (likely_value): Add comment, skip static-chain of call statements.
13078 (surely_varying_stmt_p): Adjust.
13079 (gimplify_and_update_call_from_tree): Likewise.
13080 (execute_fold_all_builtins): Do not rebuild alias info.
13081 (gimplify_and_update_call_from_tree): Properly update VOPs.
13082 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
13083 (copy_ref_info): Remove memory-tag related code.
13084 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
13085 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
13086 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
13088 * tree-ssa-dom.c (gimple_p): Remove typedef.
13089 (eliminate_redundant_computations): Adjust.
13090 (record_equivalences_from_stmt): Likewise.
13091 (avail_expr_hash): Likewise.
13092 (avail_expr_eq): Likewise.
13093 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
13094 (stmt_makes_single_load): Likewise.
13095 (stmt_makes_single_store): Likewise.
13096 * tree-ssa-alias.c: Rewrite completely.
13097 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
13098 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
13099 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
13100 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
13101 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
13102 Remove public functions.
13103 (pass_reset_cc_flags): Remove.
13104 (pass_build_alias): Move ...
13105 * tree-ssa-structalias.c (pass_build_alias): ... here.
13106 * tree-ssa-alias.c (may_be_aliased): Move ...
13107 * tree-flow-inline.h (may_be_aliased): ... here.
13108 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
13109 count_uses_and_derefs): Move ...
13110 * gimple.c: ... here.
13111 * gimple.h (count_uses_and_derefs): Declare.
13112 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
13113 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
13114 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
13115 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
13116 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
13117 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
13118 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
13120 * tree-dfa.c (refs_may_alias_p): Move ...
13121 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
13122 * tree-ssa-alias.h: New file.
13123 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
13124 (statement_sink_location): Likewise.
13125 * opts.c (decode_options): Do not adjust max-aliased-vops or
13126 avg-aliased-vops values.
13127 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
13128 (TV_CALL_CLOBBER): Likewise.
13129 (TV_FLOW_SENSITIVE): Likewise.
13130 (TV_FLOW_INSENSITIVE): Likewise.
13131 (TV_MEMORY_PARTITIONING): Likewise.
13132 (TV_ALIAS_STMT_WALK): New timevar.
13133 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
13134 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
13135 (get_address_description): Remove memory-tag related code.
13136 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
13137 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
13138 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
13139 and immediate uses in statements. Document.
13140 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
13141 (dump_symbols): Remove.
13142 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
13143 * alias.c (get_deref_alias_set): New function split out from ...
13144 (get_alias_set): ... here.
13145 * alias.h (get_deref_alias_set): Declare.
13146 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
13147 type parameter. Remove restrict pointer handling. Create a
13148 ref-all pointer in case type-based alias sets do not conflict.
13149 (vect_analyze_data_refs): Remove SMT related code.
13150 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
13151 (vectorizable_load): Likewise.
13152 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
13153 (DR_SYMBOL_TAG, DR_VOPS): Remove.
13154 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
13155 Ignore vops and SMTs.
13156 (dr_analyze_alias): Likewise..
13157 (free_data_ref): Likewise.
13158 (create_data_ref): Likewise.
13159 (analyze_all_data_dependences): Likewise.
13160 (get_references_in_stmt): Adjust.
13161 * tree-flow-inline.h (gimple_aliases_computed_p,
13162 gimple_addressable_vars, gimple_call_clobbered_vars,
13163 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
13164 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
13165 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
13166 gimple_mem_ref_stats): Remove.
13167 (gimple_vop): New function.
13168 (op_iter_next_use): Remove vuses and mayuses cases.
13169 (op_iter_next_def): Remove vdefs case.
13170 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
13171 (clear_and_done_ssa_iter): Do not set removed fields.
13172 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
13173 Assert we are not iterating over vuses or vdefs if not also
13174 iterating over uses or defs.
13175 (op_iter_init_use): Likewise.
13176 (op_iter_init_def): Likewise.
13177 (op_iter_next_vdef): Remove.
13178 (op_iter_next_mustdef): Likewise.
13179 (op_iter_init_vdef): Likewise.
13180 (compare_ssa_operands_equal): Likewise.
13181 (link_use_stmts_after): Handle vuse operand.
13182 (is_call_used): Use is_call_clobbered.
13183 (is_call_clobbered): Global variables are always call clobbered,
13184 query the call-clobbers bitmap.
13185 (mark_call_clobbered): Ignore global variables.
13186 (clear_call_clobbered): Likewise.
13187 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
13188 virtual operands sanity check.
13189 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
13191 (TARGET_MEM_REF): Remove TMR_TAG operand.
13192 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
13193 Remove call-clobber related code.
13194 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
13195 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
13196 partitions or escape reason.
13197 (get_single_def_stmt, get_single_def_stmt_from_phi,
13198 get_single_def_stmt_with_phi): Remove.
13199 (dump_referenced_vars): Tidy.
13200 (get_ref_base_and_extent): Allow bare decls.
13201 (collect_dfa_stats): Adjust.
13202 * graphite.c (rename_variables_in_stmt): Adjust.
13203 (graphite_copy_stmts_from_block): Likewise.
13204 (translate_clast): Likewise.
13205 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
13207 (translate_vuse_through_block): Use the oracle.
13208 (phi_translate_1): Adjust.
13209 (value_dies_in_block_x): Use the oracle. Cache the outcome
13211 (valid_in_sets): Check if the VUSE for
13212 a REFERENCE is available.
13213 (eliminate): Do not remove stmts during elimination,
13214 instead queue and remove them afterwards.
13215 (do_pre): Do not rebuild alias info.
13216 (pass_pre): Run TODO_rebuild_alias before PRE.
13217 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
13218 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
13219 (mark_all_v_defs_stmt): Remove.
13220 (mark_all_v_defs_seq): Adjust.
13221 (sra_replace): Likewise.
13222 (scalarize_use): Likewise.
13223 (scalarize_copy): Likewise.
13224 (scalarize_init): Likewise.
13225 (scalarize_ldst): Likewise.
13226 (todoflags): Remove.
13227 (tree_sra): Do not rebuild alias info.
13228 (tree_sra_early): Adjust.
13229 (pass_sra): Run TODO_update_address_taken before SRA.
13230 * tree-predcom.c (set_alias_info): Remove.
13231 (prepare_initializers_chain): Do not call it.
13232 (mark_virtual_ops_for_renaming): Adjust.
13233 (mark_virtual_ops_for_renaming_list): Remove.
13234 (initialize_root_vars): Adjust.
13235 (initialize_root_vars_lm): Likewise.
13236 (prepare_initializers_chain): Likewise.
13237 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
13238 (may_propagate_copy_into_stmt): Likewise.
13239 (merge_alias_info): Do nothing for now.
13240 (propagate_tree_value_into_stmt): Adjust.
13241 (stmt_may_generate_copy): Likewise.
13242 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
13243 not mark symbols for renaming.
13244 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
13245 with the same statement, make sure to update the new pointed-to one.
13246 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
13247 call statements, do not mark symbols for renaming.
13248 (mark_operand_necessary): Dump something.
13249 (ref_may_be_aliased): New function.
13250 (mark_aliased_reaching_defs_necessary_1): New helper function.
13251 (mark_aliased_reaching_defs_necessary): Likewise.
13252 (mark_all_reaching_defs_necessary_1): Likewise.
13253 (mark_all_reaching_defs_necessary): Likewise.
13254 (propagate_necessity): Do not process virtual PHIs. For
13255 non-aliased loads mark all reaching definitions as necessary.
13256 For aliased loads and stores mark the immediate dominating
13257 aliased clobbers as necessary.
13258 (visited): New global static.
13259 (perform_tree_ssa_dce): Free visited bitmap after propagating
13261 (remove_dead_phis): Perform simple dead virtual PHI removal.
13262 (remove_dead_stmt): Properly unlink virtual operands when
13264 (eliminate_unnecessary_stmts): Schedule PHI removal after
13266 * tree-ssa-ter.c (is_replaceable_p): Adjust.
13267 (process_replaceable): Likewise.
13268 (find_replaceable_in_bb): Likewise.
13269 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
13270 based on the single gimple vop.
13271 (verify_flow_insensitive_alias_info): Remove.
13272 (verify_flow_sensitive_alias_info): Likewise.
13273 (verify_call_clobbering): Likewise.
13274 (verify_memory_partitions): Likewise.
13275 (verify_alias_info): Likewise.
13276 (verify_ssa): Adjust..
13277 (execute_update_addresses_taken): Export. Update SSA
13278 manually. Optimize only when optimizing. Use a local bitmap.
13279 (pass_update_address_taken): Remove TODO_update_ssa, add
13281 (pass_update_address_taken): Just use TODO_update_address_taken.
13282 (init_tree_ssa): Do not initialize addressable_vars.
13283 (verify_ssa): Verify new VUSE / VDEF properties.
13284 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
13285 Do not call verify_alias_info.
13286 (delete_tree_ssa): Clear the VUSE, VDEF operands.
13287 Do not free the loaded and stored syms bitmaps. Reset the escaped
13288 and callused solutions. Do not free addressable_vars.
13289 Remove memory-tag related code.
13290 (warn_uninitialized_var): Aliases are always available.
13291 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
13292 * lambda-code.c (can_put_in_inner_loop): Adjust.
13293 (can_put_after_inner_loop): Likewise.
13294 (perfect_nestify): Likewise.
13295 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
13296 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
13297 (vectorizable_conversion): Do not mark symbols for renaming.
13298 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
13299 (expand_call_inline): Unlink the calls virtual operands before
13301 (tree_function_versioning): Do not call update_ssa if we are not
13302 updating clones. Simplify.
13303 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
13304 (propagate_with_phi): Likewise..
13305 * tree-outof-ssa.c (create_temp): Remove memory tag and call
13306 clobber code. Assert we are not aliased or global.
13307 * tree-flow.h: Include tree-ssa-alias.h
13308 (enum escape_type): Remove.
13309 (struct mem_sym_stats_d): Likewise.
13310 (struct mem_ref_stats_d): Likewise.
13311 (struct gimple_df): Add vop member. Remove global_var,
13312 call_clobbered_vars, call_used_vars, addressable_vars,
13313 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
13314 escaped and callused members.
13315 (struct ptr_info_def): Remove all members, add points-to solution
13317 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
13318 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
13319 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
13320 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
13321 (tree-ssa-alias.o): Likewise.
13322 (toplev.o): Add tree-ssa-alias.h
13323 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
13324 * gimple.c (gimple_set_bb): Fix off-by-one error.
13325 (is_gimple_reg): Do not handle memory tags.
13326 (gimple_copy): Also copy virtual operands.
13327 Delay updating the statement. Do not reset loaded and stored syms.
13328 (gimple_set_stored_syms): Remove.
13329 (gimple_set_loaded_syms): Likewise.
13330 (gimple_call_copy_skip_args): Copy the virtual operands
13331 and mark the new statement modified.
13332 * tree-ssa-structalias.c (may_alias_p): Remove.
13333 (set_uids_in_ptset): Take the alias set to prune with as
13334 parameter. Fold in the alias test of may_alias_p.
13335 (compute_points_to_sets): Compute whether a ptr is dereferenced
13336 in a local sbitmap.
13337 (process_constraint): Deal with &ANYTHING on the lhs, reject all
13338 other ADDRESSOF constraints on the lhs.
13339 (get_constraint_for_component_ref): Assert that we don't get
13340 ADDRESSOF constraints from the base of the reference.
13341 Properly generate UNKNOWN_OFFSET for DEREF if needed.
13342 (struct variable_info): Remove collapsed_to member.
13343 (get_varinfo_fc): Remove.
13344 (new_var_info): Do not set collapsed_to.
13345 (dump_constraint): Do not follow cycles.
13346 (dump_constraint_graph): Likewise.
13347 (build_pred_graph): Likewise.
13348 (build_succ_graph): Likewise.
13349 (rewrite_constraints): Likewise.
13350 (do_simple_structure_copy): Remove.
13351 (do_rhs_deref_structure_copy): Remove.
13352 (do_lhs_deref_structure_copy): Remove.
13353 (collapse_rest_of_var): Remove.
13354 (do_structure_copy): Re-implement.
13355 (pta_stats): New global variable.
13356 (dump_pta_stats): New function.
13357 (struct constraint_expr): Make offset signed.
13358 (UNKNOWN_OFFSET): Define special value.
13359 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
13360 (solution_set_expand): New helper function split out from ...
13361 (do_sd_constraint): ... here.
13362 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
13363 (do_ds_constraint): Likewise.
13364 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
13365 and CALLUSED = *CALLUSED.
13366 (set_union_with_increment): Make inc argument signed.
13367 (type_safe): Remove.
13368 (get_constraint_for_ptr_offset): Handle unknown and negative
13370 (first_vi_for_offset): Handle offsets before start. Bail
13371 out early for offsets beyond the variable extent.
13372 (first_or_preceding_vi_for_offset): New function.
13373 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
13374 Together with ESCAPED = *ESCAPED this properly computes reachability.
13375 (find_what_var_points_to): New function.
13376 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
13377 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
13378 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
13379 pt_solutions_intersect): New functions.
13380 (compute_call_used_vars): Remove.
13381 (compute_may_aliases): New main entry into PTA computation.
13382 * gimple.h (gimple_p): New typedef.
13383 (struct gimple_statement_base): Remove references_memory_p.
13384 (struct gimple_statement_with_memory_ops_base): Remove
13385 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
13387 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
13388 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
13389 gimple_set_references_memory): Remove.
13390 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
13391 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
13393 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
13394 (verify_expr): Allow RESULT_DECL.
13395 (gimple_duplicate_bb): Do not copy virtual operands.
13396 (gimple_duplicate_sese_region): Adjust.
13397 (gimple_duplicate_sese_tail): Likewise.
13398 (mark_virtual_ops_in_region): Remove.
13399 (move_sese_region_to_fn): Do not call it.
13400 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
13401 and pass_simple_dse.
13402 (execute_function_todo): Handle TODO_update_address_taken,
13403 call execute_update_addresses_taken for TODO_rebuild_alias.
13404 (execute_todo): Adjust.
13405 (execute_one_pass): Init dump files early.
13406 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
13408 (create_general_new_stmt): Clear vops.
13409 * tree-ssa-reassoc.c (get_rank): Adjust.
13410 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
13411 symbols for renaming.
13412 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
13413 (PARAM_AVG_ALIASED_VOPS): Likewise.
13414 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
13415 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
13416 * tree-ssa-operands.c: Simplify for new virtual operand representation.
13417 (operand_build_cmp, copy_virtual_operands,
13418 create_ssa_artificial_load_stmt, add_to_addressable_set,
13419 gimple_add_to_addresses_taken): Remove public functions.
13420 (unlink_stmt_vdef): New function.
13422 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13424 * config.gcc (powerpc-*-linux*): Merge variants.
13426 2009-04-02 Chao-ying Fu <fu@mips.com>
13427 James Grosbach <james.grosbach@microchip.com>
13429 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
13430 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
13432 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
13433 keep_interrupts_masked_p, use_debug_exception_return_p.
13434 (mips_attribute_table): Add interrupt, use_shadow_register_set,
13435 keep_interrupts_masked, use_debug_exception_return.
13436 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
13437 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
13439 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
13440 (mips_print_operand): Process COP0 registers to print $0 .. $31
13441 correctly for GAS to process.
13442 (mips_interrupt_extra_call_saved_reg_p): New function.
13443 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
13445 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
13446 (mips_compute_frame_info): Add supports for interrupt context that
13447 includes doubleword accumulators and COP0 registers.
13448 (mips_for_each_saved_acc): New function.
13449 (mips_for_each_saved_gpr_and_fpr): Change the function name from
13450 mips_for_each_saved_reg.
13451 (mips_save_reg): Save accumulators.
13452 (mips_kernel_reg_p): A new for_each_rtx callback.
13453 (mips_expand_prologue): Support interrupt handlers.
13454 (mips_restore_reg): Restore accumulators.
13455 (mips_expand_epilogue): Support interrupt handlers.
13456 (mips_can_use_return_insn): Return false for interrupt handlers.
13457 (mips_epilogue_uses): New function.
13458 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
13459 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
13460 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
13461 cop0_move): New instructions.
13462 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
13463 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
13465 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
13467 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
13468 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
13469 interrupt handlers, we use K0 as the temporary register.
13470 (EPILOGUE_USES): Change to a function call.
13471 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
13472 handlers, we use K0 as the temporary register.
13474 * doc/extend.texi (Function Attributes): Document interrupt,
13475 use_shadow_register_set, keep_interrupts_masked,
13476 use_debug_exception_return for MIPS attributes.
13478 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13480 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
13481 Remove a number of t-files from tmake_file.
13482 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
13483 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
13484 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
13485 target_prototype, not TARGET_PROTOTYPE.
13486 (LINK_OS_GNU_SPEC): Define.
13487 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
13488 and darwin-ldoubdle.c.
13490 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
13493 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
13494 (cpp_options): Ditto.
13495 (default_compilers): Ditto.
13496 (display_help): Ditto.
13497 (process_command): Ditto.
13498 (do_spec_1): Ditto.
13499 (set_input): Use lbasename instead of duplicate code.
13500 (save_temps_prefix): New static for -save-temps=obj.
13501 (save_temps_length): Ditto.
13503 * doc/invoke.texi (-save-temps=obj): Document new variant to
13504 -save-temps switch.
13506 2009-04-02 Jeff Law <law@redhat.com>
13508 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
13511 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
13513 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
13514 * configure: Regenerated.
13516 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13518 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
13519 share the argument list.
13521 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13525 2009-02-12 Diego Novillo <dnovillo@google.com>
13527 * varpool.c (debug_varpool): New.
13528 * cgraph.h (debug_varpool): Declare.
13530 2009-04-02 Jan Hubicka <jh@suse.cz>
13532 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
13535 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
13537 * config/i386/i386.c (ix86_abi): Move initialization to ...
13538 (override_options): Here.
13540 2009-04-02 Christian Bruel <christian.bruel@st.com>
13542 * config/sh/sh.c (sh_dwarf_register_span): New function.
13543 (TARGET_DWARF_REGISTER_SPAN): Define.
13544 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
13546 2009-04-02 Ira Rosen <irar@il.ibm.com>
13548 PR tree-optimization/39595
13549 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
13550 interleaved loads group is not greater than the SLP group size.
13552 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13554 * builtins.c (is_builtin_name): New.
13555 (called_as_built_in): Use is_builtin_name.
13556 * tree.h (is_builtin_name): New.
13557 * varasm.c (incorporeal_function_p): Use is_builtin_name
13559 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
13561 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
13563 2009-04-02 Dodji Seketeli <dodji@redhat.com>
13566 * c-decl.c (clone_underlying_type): Move this ...
13567 * c-common.c (set_underlying_type): ... here.
13568 Also, make sure the function properly sets TYPE_STUB_DECL() on
13569 the newly created typedef variant type.
13570 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
13571 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
13574 2009-04-02 Richard Guenther <rguenther@suse.de>
13576 PR tree-optimization/37221
13577 * tree-flow.h (degenerate_phi_result): Declare.
13578 * tree-ssa-dom.c (degenerate_phi_result): Export.
13579 * tree-scalar-evolution.c (analyze_initial_condition): If
13580 the initial condition is defined by a degenerate PHI node
13581 use the degenerate value.
13583 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
13585 PR rtl-optimization/39588
13586 * combine.c (merge_outer_ops): Do not set the constant when this
13588 (simplify_shift_const_1): Do not modify it either in this case.
13590 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
13592 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
13593 tuning is deprecated if -mtune value is set to an Itanium1 variant.
13595 2009-04-01 Janis Johnson <janis187@us.ibm.com>
13598 * c-lex.c (interpret_float): Default (no suffix) is double.
13600 2009-04-1 Xinliang David Li <davidxl@google.com>
13602 * config/i386/i386.c (legitimate_constant_p): Recognize
13603 all one vector constant.
13605 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13607 * config/vax/vax.c: Add #includes to silence warnings.
13608 Change #include order to silence two warnings.
13610 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13612 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
13613 (ASM_SPEC): Pass -k to the assembler for PIC code.
13615 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13617 * config.gcc: Add vax-*-linux* to the switch.
13618 * config/vax/linux.h: New file. (TARGET_VERSION,
13619 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
13621 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13623 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
13624 Use predicate macros instead of GET_CODE() == foo.
13625 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
13626 ashlsi3, rotrsi3, <unnamed>): Likewise.
13628 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13630 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
13631 jbbccihi, jbbccisi): Remova trailing whitespace.
13632 * config/vax/constraints.md: Likewise.
13633 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
13634 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
13635 * config/vax/predicates.md: Likewise.
13636 * config/vax/vax.c (print_operand_address, vax_output_int_move,
13637 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
13638 * config/vax/vax.h: Likewise.
13639 * config/vax/vax.md (nonlocal_goto): Likewise.
13641 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13643 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
13644 (indirectable_address_p, adjacent_operands_p): Add spaces around
13646 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
13648 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13650 * config/vax/vax.c (legitimate_constant_address_p,
13651 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
13652 index_term_p, reg_plus_index_p, legitimate_address_p,
13653 vax_mode_dependent_address_p): Update comments to match functions
13654 modified by the recent int->bool conversion.
13656 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13658 * config/vax/builtins.md: Update copyright message.
13659 * config/vax/constraints.md: Likewise.
13660 * config/vax/netbsd-elf.h: Likewise.
13661 * config/vax/predicates.md: Likewise.
13662 * config/vax/vax-protos.h: Likewise.
13663 * config/vax/vax.c: Likewise.
13664 * config/vax/vax.h: Likewise.
13665 * config/vax/vax.md: Likewise.
13666 * config/vax/vax.opt: Likewise.
13668 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13670 * config/vax/builtins.md (ffssi2, ffssi2_internal,
13671 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
13672 * config/vax/constraints.md (B, R): Likewise.
13673 * config/vax/predicates.md (external_memory_operand,
13674 nonimmediate_addsub_di_operand): Likewise.
13675 * config/vax/vax.c (vax_output_int_add): Likewise.
13676 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
13677 untyped_call): Likewise.
13679 2009-04-01 Matt Thomas <matt@3am-software.com>
13681 * config/vax/predicates.md: New file.
13682 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
13683 external_const_operand, nonsymbolic_operand, external_memory_operand,
13684 indirect_memory_operand, indexed_memory_operand,
13685 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
13686 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
13688 * config/vax/constraints.md: New file.
13689 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
13691 * config/vax/builtins.md: New file.
13692 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
13693 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
13695 * config/vax/vax.opt (mqmath): Add option.
13696 * config/vax/vax.md (isfx): Extend with DI.
13697 (VAXintQH, VAXintQHSD): Define.
13698 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
13699 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
13700 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
13701 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
13702 (movdi): Update constraints and use vax_output_int_move().
13703 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
13704 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
13705 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
13706 nonlocal_goto): New.
13707 (mov<mode>): Extend accepted operand types.
13708 (subdi3_old): Rename from subdi3, change update constraints and use
13709 a new implementation.
13710 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
13711 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
13712 MOVE_RATIO, CLEAR_RATIO): Define.
13713 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
13714 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
13715 (PRINT_OPERAND): Redefine using a function instead of inlined code.
13716 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
13717 (split_quadword_operands): Make static and really allow variable
13719 (print_operand_address): Update for PIC generation.
13720 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
13721 indexable_address_p, fixup_mathdi_operand,
13722 vax_expand_addsub_di_operands, adjacent_operands_p): New.
13723 (vax_float_literal, legitimate_constant_p,
13724 indirectable_constant_address_p, index_term_p,
13725 reg_plus_index_p): Return bool instead of int.
13726 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
13728 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
13730 (vax_output_conditional_branch): Indent.
13731 (legitimate_constant_address_p, indirectable_constant_address_p,
13732 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
13733 vax_mode_dependent_address_p): Return bool instead of int, update for
13735 * config/vax/vax-protos.h (legitimate_constant_address_p,
13736 legitimate_constant_p, legitimate_address_p,
13737 vax_mode_dependent_address_p): Change declaration to bool.
13738 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
13739 vax_expand_addsub_di_operands, vax_output_int_subtract,
13740 vax_output_movmemsi): Declare.
13741 (split_quadword_operands, vax_float_literal): Delete declaration.
13742 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
13743 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
13744 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
13745 ASM_OUTPUT_DWARF_PCREL): Define.
13746 (ASM_SPEC): Change definition to allow PIC generation.
13748 2009-04-01 Steve Ellcey <sje@cup.hp.com>
13750 * doc/sourcebuild.texi: Update front-end requirements.
13752 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13755 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
13756 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
13757 (booldi3_internal3): Use boolean_or_operator instead of
13760 2009-04-01 Joseph Myers <joseph@codesourcery.com>
13763 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
13764 declarator whose size is not an integer constant expression but
13765 folds to an integer constant, then treat it as a constant
13768 2009-04-01 Richard Guenther <rguenther@suse.de>
13770 * fold-const.c (fold_plusminus_mult_expr): Do not fold
13771 i * 4 + 2 to (i * 2 + 1) * 2.
13773 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13776 * c-parser.c (c_parser_asm_statement): Skip until close paren and
13777 return if c_parser_asm_string_literal returned NULL.
13779 2009-04-01 Nick Clifton <nickc@redhat.com>
13781 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
13783 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
13784 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
13785 other typedefs to avoid conflicts with libgcc2.c. Define labels
13786 to gain 16-bit bit-manipulation functions from libgcc2.c and then
13788 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
13789 to gain 16-bit trapping arithmetic functions from libgcc2.c and
13792 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
13794 * varasm.c (default_function_rodata_section): Declare DOT as
13797 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
13798 Andrey Galkin <agalkin@hypercom.com>
13801 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
13802 Make object_name unique for each process.
13804 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13807 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
13808 addressable variables in the parallel that could go out of scope while
13809 running queued tasks.
13811 2009-04-01 Anatoly Sokolov <aesok@post.ru>
13813 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
13814 (CASE_VALUES_THRESHOLD): Redefine.
13815 * config/avr/avr.c (avr_override_options): Remove initialization of
13816 avr_case_values_threshold variable.
13817 (avr_case_values_threshold): Remove variable. Add new function.
13818 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
13819 * config/avr/avr.opt (mno-tablejump): Remove option.
13820 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
13822 2009-04-01 DJ Delorie <dj@redhat.com>
13824 * varasm.c (default_function_rodata_section): Don't assume
13825 anything about where the first '.' in the section name is.
13827 2009-04-01 Alan Modra <amodra@bigpond.net.au>
13829 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
13830 rs6000_emit_stack_tie.
13832 2009-03-31 Ian Lance Taylor <iant@google.com>
13834 * tree-eh.c (tree_remove_unreachable_handlers): Compare
13835 gimple_code with GIMPLE_RESX, not RESX.
13837 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13839 * c-common.c (c_get_ident): New.
13840 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
13842 2009-04-01 Ben Elliston <bje@au.ibm.com>
13844 * config/rs6000/sysv4.opt (msdata): Improve option description.
13846 2009-03-31 Steve Ellcey <sje@cup.hp.com>
13848 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
13849 (divdf3_internal_lat): Remove.
13850 (divxf3_internal_lat): Remove.
13851 (divxf3_internal_thr): Remove.
13852 (divxf): Use divxf3_internal.
13853 * config/ia64/div.md (divsf3_internal_lat): New.
13854 (divdf3_internal_lat): New.
13855 (divxf3_internal): New.
13857 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13860 * Makefile.in (USE_GCC_STDINT): Define.
13861 (stmp-int-hdrs): Install stdint.h if applicable.
13862 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
13864 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
13865 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
13866 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
13867 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13868 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13869 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13870 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13871 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13872 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13873 (c_common_nodes_and_builtins): Initialize
13874 underlying_wchar_type_node. Do not initialize
13875 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
13876 nodes for new types.
13877 (c_stddef_cpp_builtins): Define macros for new types.
13878 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
13880 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
13881 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
13882 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
13883 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
13884 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
13885 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
13886 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
13887 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
13888 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
13889 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
13890 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
13891 int16_type_node, int32_type_node, int64_type_node,
13892 uint8_type_node, uint16_type_node, c_uint32_type_node,
13893 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
13894 int_least32_type_node, int_least64_type_node,
13895 uint_least8_type_node, uint_least16_type_node,
13896 uint_least32_type_node, uint_least64_type_node,
13897 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
13898 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
13899 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
13900 uintptr_type_node): Define.
13901 * c-cppbuiltin.c (builtin_define_constants,
13902 builtin_define_type_minmax): New.
13903 (builtin_define_stdint_macros): Define more macros.
13904 (c_cpp_builtins): Define more limit macros.
13905 (type_suffix): New.
13906 (builtin_define_type_max): Define in terms of
13907 builtin_define_type_minmax. Remove is_long parameter. All
13909 * config.gcc (use_gcc_stdint): Define.
13910 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
13911 Add newlib-stdint.h for generic targets.
13912 * config/glibc-stdint.h, config/newlib-stdint.h,
13913 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
13914 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
13915 * config/score/score.h (UINTPTR_TYPE): Define.
13916 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
13917 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
13918 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13919 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13920 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13921 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13922 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13923 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13924 * config/spu/spu.h (STDINT_LONG32): Define.
13925 * configure.ac (use_gcc_stdint): Substitute.
13926 * configure: Regenerate.
13927 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
13928 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
13929 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
13930 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
13931 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
13932 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
13933 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
13934 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
13935 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
13936 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
13937 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
13938 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
13939 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
13940 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
13941 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
13942 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
13943 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
13944 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
13945 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
13946 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
13947 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
13948 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
13949 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
13950 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13951 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13952 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13953 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13954 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13955 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
13957 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
13959 * loop-iv.c (suitable_set_for_replacement): Renamed from
13960 simplify_using_assignment; changed to return bool and to accept new
13961 args DEST and SRC. Return true iff we find a source/destination pair
13962 that can be used to make a replacement, and fill SRC and DEST if so.
13963 Remove arg ALTERED. Don't deal with altered regs here. All callers
13965 (simplify_using_initial_values): Deal with altered regs here and track
13966 more precisely the effect they have on the validity of our expression.
13968 * loop-iv.c (simplify_using_condition): A condition of the form
13969 (EQ REG CONST) can be used to simply make a substitution.
13970 (simplify_using_initial_values): Keep track of conditions we have seen
13971 and keep using them to simplify new expressions, while applying the
13972 same substitutions to them as to the expression.
13974 * simplify-rtx.c (simplify_relational_operation_1): Simplify
13975 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
13978 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
13979 changed. Use this when trying to improve the upper bound.
13980 Generate the comparison by using simplify_gen_relational.
13982 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
13984 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
13986 (simplify_using_assignment, simplify_using_initial_values): Call
13987 replace_in_expr to make replacements. Call replace_single_def_regs
13988 once on the initial version of the expression.
13990 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13993 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
13995 2009-03-31 Richard Guenther <rguenther@suse.de>
13997 PR middle-end/31029
13998 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
13999 equality comparisons. Fold C - X CMP X if C % 2 == 1.
14001 2009-03-31 Richard Guenther <rguenther@suse.de>
14003 * tree.h (div_if_zero_remainder): Declare.
14004 * fold-const.c (div_if_zero_remainder): Export.
14005 * tree-ssa-forwprop.c
14006 (forward_propagate_addr_into_variable_array_index): Handle
14007 constant array index addition outside of the variable index.
14009 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14012 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
14013 define_splits, floatunssi<mode>2): Require x87 conversions from
14014 DImode to be permitted.
14016 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14018 PR preprocessor/15638
14019 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
14021 2009-03-31 Richard Guenther <rguenther@suse.de>
14023 PR middle-end/23401
14024 PR middle-end/27810
14025 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
14026 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
14027 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
14028 a separate statement.
14029 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
14030 (lookup_tmp_var): Likewise.
14031 (is_gimple_formal_tmp_or_call_rhs): Remove.
14032 (is_gimple_reg_or_call_rhs): Rename to ...
14033 (is_gimple_reg_rhs_or_call): ... this.
14034 (is_gimple_mem_or_call_rhs): Rename to ...
14035 (is_gimple_mem_rhs_or_call): ... this.
14036 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
14037 DECL_GIMPLE_REG_P only if is_formal is true.
14038 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
14039 for non-proper post-modify expression gimplification.
14040 (gimplify_self_mod_expr): For post-modify expressions gimplify
14041 the lvalue to a minimal lvalue.
14042 (rhs_predicate_for): Remove formal temp case.
14043 (gimplify_modify_expr_rhs): Likewise.
14044 (gimplify_addr_expr): Use is_gimple_reg.
14045 (gimplify_expr): Remove formal temp cases.
14046 (gimple_regimplify_operands): Likewise.
14047 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
14048 and FILTER_EXPR like constants.
14049 * gimple.c (walk_gimple_op): Fix val_only initialization, use
14051 (is_gimple_formal_tmp_rhs): Remove.
14052 (is_gimple_reg_rhs): Remove special casing.
14053 (is_gimple_mem_rhs): Fix.
14054 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
14055 (is_gimple_formal_tmp_var): Remove.
14056 (is_gimple_formal_tmp_reg): Likewise.
14057 (is_gimple_min_lval): Allow invariant component ref parts.
14058 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
14059 is_gimple_formal_tmp_reg): Remove declarations.
14060 * tree-cfg.c (verify_expr): Verify that variables with address
14061 taken do not have DECL_GIMPLE_REG_P set.
14062 * tree-mudflap.c (mf_build_check_statement_for): Use
14063 force_gimple_operand instead of gimplify_expr.
14065 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
14067 * modulo-sched.c (sms_schedule_by_order): Pass the actual
14068 schedulable rows to compute_split_row.
14070 2009-03-31 Ben Elliston <bje@au.ibm.com>
14073 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
14076 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14078 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
14079 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
14080 * configure: Regenerate.
14081 * config.in: Regenerate.
14082 * config/rs6000/rs6000.opt (mtls-markers): Add.
14083 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
14084 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
14085 (tls_ld_aix, tls_ld_sysv): Likewise.
14086 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
14087 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
14089 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14091 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
14093 2009-03-30 Jan Hubicka <jh@suse.cz>
14095 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
14097 (tree_remove_unreachable_handlers): Cleanup EH predecestor
14098 detection and label handling.
14100 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14102 * ira-int.h (ira_allocno): Rename left_conflicts_num to
14103 left_conflicts_size.
14104 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
14105 ALLOCNO_LEFT_CONFLICTS_SIZE.
14107 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
14108 remove_allocno_from_bucket_and_push,
14109 allocno_spill_priority_compare, push_allocnos_to_stack,
14110 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14111 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
14112 (setup_allocno_left_conflicts_num): Ditto. Rename to
14113 setup_allocno_left_conflicts_size.
14114 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14115 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
14116 setup_allocno_left_conflicts_size instead of
14117 setup_allocno_left_conflicts_num.
14119 * ira-build.c (ira_create_allocno): Use
14120 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
14121 ALLOCNO_LEFT_CONFLICTS_NUM.
14123 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14125 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14126 instead of DF_LR_OUT.
14128 * ira-lives.c (process_bb_node_lives): Ditto.
14130 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14131 instead of DF_LR_{OUT,IN}.
14133 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14135 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14137 2009-03-30 Jan Hubicka <jh@suse.cz>
14139 * except.c (label_to_region_map): Fix thinko.
14141 2009-03-30 Steve Ellcey <sje@cup.hp.com>
14143 PR middle-end/38237
14144 * tree.h (tree_find_value): New declaration.
14145 * tree.c (tree_find_value): New function.
14146 * varasm.c (assemble_external): Avoid duplicate entries on lists.
14148 2009-03-30 Jakub Jelinek <jakub@redhat.com>
14151 * c-decl.c (struct c_binding): Add locus field.
14152 (bind): Add locus argument, set locus field from it.
14153 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
14154 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
14155 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
14156 implicitly_declare, undeclared_variable, lookup_label,
14157 declare_label, c_make_fname_decl, c_builtin_function,
14158 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
14161 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
14164 * config/i386/i386.c (classify_argument): Check total size of
14167 2009-03-30 Martin Jambor <mjambor@suse.cz>
14169 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
14170 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
14171 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
14174 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
14175 seen_variable_array_ref while also traversing a union.
14177 * tree-inline.c (optimize_inline_calls): Do not call
14178 cgraph_node_remove_callees.
14179 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
14180 (pass_remove_cgraph_callee_edges): New variable.
14181 * passes.c (init_optimization_passes): Add
14182 pass_remove_cgraph_callee_edges after early inlining and before all
14183 late intraprocedural passes.
14185 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
14187 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14189 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
14190 Fix typos in names.
14192 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14194 * combine.c (simplify_comparison): Use have_insn_for.
14195 * dojump.c (do_jump): Likewise.
14197 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14199 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
14200 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
14201 sparc_compare_op0 like sparc_compare_emitted used to be handled.
14202 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
14203 instead of sparc_compare_emitted.
14204 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
14205 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
14206 instead of sparc_compare_emitted.
14208 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14210 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
14211 enter/exit cfglayout mode.
14212 (pass_partition_block): Require it.
14213 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
14214 (combine_instructions): Track basic blocks instead of labels.
14215 (update_cfg_for_uncondjump): New.
14216 (try_combine): Use it. Update jumps after rescanning.
14217 (pass_combine): Require PROP_cfglayout.
14218 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
14220 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14222 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
14223 Provide/destroy PROP_cfglayout respectively.
14224 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
14225 * tree-pass.h (PROP_cfglayout): New.
14227 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14229 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
14230 fold_convert_const_fixed_from_fixed,
14231 fold_convert_const_fixed_from_int,
14232 fold_convert_const_fixed_from_real, fold_negate_const): Do not
14233 set TREE_CONSTANT_OVERFLOW.
14234 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
14235 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
14237 2009-03-30 Ira Rosen <irar@il.ibm.com>
14239 * tree-vect-loop-manip.c: New file.
14240 * tree-vectorizer.c: Update documentation and included files.
14241 (vect_loop_location): Make extern.
14242 (rename_use_op): Move to tree-vect-loop-manip.c
14243 (rename_variables_in_bb, rename_variables_in_loop,
14244 slpeel_update_phis_for_duplicate_loop,
14245 slpeel_update_phi_nodes_for_guard1,
14246 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
14247 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
14248 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
14249 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
14250 find_loop_location): Likewise.
14251 (new_stmt_vec_info): Move to tree-vect-stmts.c.
14252 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
14253 get_vectype_for_scalar_type, vect_is_simple_use,
14254 supportable_widening_operation, supportable_narrowing_operation):
14256 (bb_in_loop_p): Move to tree-vect-loop.c.
14257 (new_loop_vec_info, destroy_loop_vec_info,
14258 reduction_code_for_scalar_code, report_vect_op,
14259 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
14260 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
14261 (vect_supportable_dr_alignment): Likewise.
14262 * tree-vectorizer.h (tree-data-ref.h): Include.
14263 (vect_loop_location): Declare.
14264 Reorganize function declarations according to the new file structure.
14265 * tree-vect-loop.c: New file.
14266 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
14267 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
14268 * tree-vect-data-refs.c: New file.
14269 * tree-vect-patterns.c (timevar.h): Don't include.
14270 * tree-vect-stmts.c: New file.
14271 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
14272 tree-vect-slp.c, tree-vect-loop.c.
14273 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
14274 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
14275 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
14276 (tree-vect-analyze.o): Remove.
14277 (tree-vect-transform.o): Likewise.
14278 (tree-vect-data-refs.o): Add rule.
14279 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
14280 tree-vect-slp.o): Likewise.
14281 (tree-vect-patterns.o): Remove redundant dependencies.
14282 (tree-vectorizer.o): Likewise.
14283 * tree-vect-slp.c: New file.
14285 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14287 * optc-gen.awk: Warn if an option flag has multiple different
14290 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
14292 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
14293 -floop-block): Document dependences on PPL, CLooG and Graphite.
14295 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14297 PR rtl-optimization/323
14298 * c-common.c (c_fully_fold, convert_and_check,
14299 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
14300 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
14301 * c-common.def (EXCESS_PRECISION_EXPR): New.
14302 * c-cppbuiltin.c (builtin_define_float_constants): Define
14303 constants with enough digits for long double.
14304 * c-lex.c (interpret_float): Interpret constant with excess
14305 precision where appropriate.
14306 * c-opts.c (c_common_post_options): Set
14307 flag_excess_precision_cmdline. Give an error for
14308 -fexcess-precision=standard for C++ for processors where the
14309 option is significant.
14310 * c-parser.c (c_parser_conditional_expression): Handle excess
14311 precision in condition.
14312 * c-typeck.c (convert_arguments): Handle arguments with excess
14314 (build_unary_op): Move excess precision outside operation.
14315 (build_conditional_expr): Likewise.
14316 (build_compound_expr): Likewise.
14317 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
14318 (build_modify_expr): Handle excess precision in RHS.
14319 (convert_for_assignment): Handle excess precision in converted
14321 (digest_init, output_init_element, process_init_element): Handle
14322 excess precision in initializer.
14323 (c_finish_return): Handle excess precision in return value.
14324 (build_binary_op): Handle excess precision in operands and add
14325 excess precision as needed for operation.
14326 * common.opt (-fexcess-precision=): New option.
14327 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
14328 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
14329 For standard excess precision, output explicit conversion to and
14330 truncation from XFmode.
14331 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
14332 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
14333 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
14334 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
14335 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
14336 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
14337 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
14338 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
14339 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
14340 define_splits, sqrt<mode>2): Disable where appropriate for
14341 standard excess precision.
14342 * convert.c (convert_to_real): Do not shorten arithmetic to type
14343 for which excess precision would be used.
14344 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
14345 * doc/invoke.texi (-fexcess-precision=): Document option.
14346 (-mfpmath=): Correct index entry.
14347 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
14348 flag_excess_precision): New.
14349 * langhooks.c (lhd_post_options): Set
14350 flag_excess_precision_cmdline.
14351 * opts.c (common_handle_option): Handle -fexcess-precision=.
14352 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
14353 init_excess_precision): New.
14354 (lang_dependent_init_target): Call init_excess_precision.
14355 * tree.c (excess_precision_type): New.
14356 * tree.h (excess_precision_type): Declare.
14358 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14361 * c-typeck.c (build_component_ref): Do not copy qualifiers from
14362 non-lvalue to component.
14364 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14366 PR preprocessor/34695
14367 * Makefile.in (c-opts.o): Depend on c-tree.h.
14368 * c-common.c: Move down include of diagnostic.h.
14369 (done_lexing, c_cpp_error): New.
14370 * c-common.h (done_lexing): Declare.
14371 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
14373 * c-opts.c: Include c-tree.h.
14374 (c_common_init_options): Set preprocessor error callback.
14375 (c_common_handle_option): Do not set preprocessor
14376 inhibit_warnings, warnings_are_errors, warn_system_headers,
14377 pedantic_errors or inhibit_warnings flags.
14378 (c_common_post_options): Do not check cpp_errors (parse_in).
14379 (c_common_finish): Do not output dependencies if there were
14380 errors. Do not check return value of cpp_finish.
14381 * c-ppoutput.c (pp_file_change): Set input_location.
14382 * c-tree.h (c_cpp_error): Declare.
14383 * diagnostic.c (diagnostic_set_info_translated): Also initialize
14385 (diagnostic_build_prefix): Check override_column.
14386 * diagnostic.h (diagnostic_info): Add override_column field.
14387 (diagnostic_override_column): Define.
14389 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
14391 * c-common.c (c_expand_expr, c_staticp): Remove.
14392 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
14393 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
14394 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
14395 * c-gimplify.c (gimplify_compound_literal_expr,
14396 optimize_compound_literals_in_ctor): Remove.
14397 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
14398 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
14399 * c-semantics.c (emit_local_var): Remove.
14401 * langhooks-def.h (lhd_expand_expr): Remove.
14402 * langhooks.c (lhd_expand_expr): Remove.
14403 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
14405 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
14406 handling from c-semantics.c; don't call into langhook.
14407 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
14408 * gimplify.c (gimplify_compound_literal_expr,
14409 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
14410 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
14411 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
14412 as was done in c-gimplify.c.
14413 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
14414 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
14415 Move from c-common.h.
14416 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
14418 * tree.c (staticp): Do not call langhook.
14419 * langhooks.c (lhd_staticp): Delete.
14420 * langhooks-def.h (lhd_staticp): Delete prototype.
14421 (LANG_HOOKS_STATICP): Delete.
14422 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
14424 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
14425 instead of DECL_STMTs.
14427 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14435 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
14437 (fold_call_expr): Return a NOP_EXPR from folding rather than the
14438 contained expression.
14439 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
14440 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
14441 conditional expressions for C.
14442 (decl_constant_value_for_optimization): Move from
14443 decl_constant_value_for_broken_optimization in c-typeck.c. Check
14444 whether optimizing and that the expression is a VAR_DECL not of
14445 array type instead of doing such checks in the caller. Do not
14446 check pedantic. Call gcc_unreachable for C++.
14447 * c-common.def (C_MAYBE_CONST_EXPR): New.
14448 * c-common.h (c_fully_fold, c_save_expr,
14449 decl_constant_value_for_optimization): New prototypes.
14450 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
14451 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
14452 EXPR_INT_CONST_OPERANDS): Define.
14453 * c-convert.c (convert): Strip nops from expression.
14454 * c-decl.c (groktypename): Take extra parameters expr and
14455 expr_const_operands. Update call to grokdeclarator.
14456 (start_decl): Update call to grokdeclarator. Add statement for
14457 expressions used in type of decl.
14458 (grokparm): Update call to grokdeclarator.
14459 (push_parm_decl): Update call to grokdeclarator.
14460 (build_compound_literal): Add parameter non_const and build a
14461 C_MAYBE_COSNT_EXPR if applicable.
14462 (grokdeclarator): Take extra parameters expr and
14463 expr_const_operands. Track expressions used in declaration
14464 specifiers and declarators. Fold array sizes and track whether
14465 they are constant expressions and whether they are integer
14466 constant expressions.
14467 (parser_xref_tag): Set expr and expr_const_operands fields in
14469 (grokfield): Update call to grokdeclarator.
14470 (start_function): Update call to grokdeclarator.
14471 (build_null_declspecs): Set expr and expr_const_operands fields in
14473 (declspecs_add_type): Handle expressions in typeof specifiers.
14474 * c-parser.c (c_parser_declspecs): Set expr and
14475 expr_const_operands fields for declaration specifiers.
14476 (c_parser_enum_specifier): Likewise.
14477 (c_parser_struct_or_union_specifier): Likewise.
14478 (c_parser_typeof_specifier): Likewise. Update call to
14479 groktypename. Fold expression as needed. Return expressions with
14480 type instead of adding statements.
14481 (c_parser_attributes): Update calls to c_parser_expr_list.
14482 (c_parser_statement_after_labels): Fold expression before passing
14483 to objc_build_throw_stmt.
14484 (c_parser_condition): Fold expression.
14485 (c_parser_asm_operands): Fold expression.
14486 (c_parser_conditional_expression): Use c_save_expr. Update call
14487 to build_conditional_expr.
14488 (c_parser_alignof_expression): Update call to groktypename.
14489 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
14490 original_code. Fold expression argument of va_arg. Create
14491 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
14492 argument to va_arg. Update calls to groktypename. Fold array
14493 index for offsetof. Verify that first argument to
14494 __builtin_choose_expr has integer type.
14495 (c_parser_postfix_expression_after_paren_type): Update calls to
14496 groktypename and build_compound_literal. Handle expressions with
14497 side effects in type name.
14498 (c_parser_postfix_expression_after_primary): Update call to
14499 c_parser_expr_list. Set original_code for calls to
14500 __builtin_constant_p.
14501 (c_parser_expr_list): Take extra parameter fold_p. Fold
14502 expressions if requested.
14503 (c_parser_objc_type_name): Update call to groktypename.
14504 (c_parser_objc_synchronized_statement): Fold expression.
14505 (c_parser_objc_receiver): Fold expression.
14506 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
14507 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
14508 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
14509 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
14510 (struct c_typespec): Add elements expr and expr_const_operands.
14511 (struct c_declspecs): Add elements expr and expr_const_operands.
14512 (groktypename, build_conditional_expr, build_compound_literal):
14514 (in_late_binary_op): Declare.
14515 * c-typeck.c (note_integer_operands): New function.
14516 (in_late_binary_op): New variable.
14517 (decl_constant_value_for_broken_optimization): Move to c-common.c
14518 and rename to decl_constant_value_for_optimization.
14519 (default_function_array_conversion): Do not strip nops.
14520 (default_conversion): Do not call
14521 decl_constant_value_for_broken_optimization.
14522 (build_array_ref): Do not fold result.
14523 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
14524 result when operand is a VLA.
14525 (c_expr_sizeof_type): Update call to groktypename. Handle
14526 expressions included in type name. Use C_MAYBE_CONST_EXPR for
14527 result when operand names a VLA type.
14528 (build_function_call): Update call to build_compound_literal.
14529 Only fold result for calls to __builtin_* functions. Strip
14530 NOP_EXPR from INTEGER_CST returned from such functions. Fold
14531 the function designator.
14532 (convert_arguments): Fold arguments. Update call to
14533 convert_for_assignment.
14534 (build_unary_op): Handle increment and decrement of
14535 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
14536 decrement earlier. Fold operand of increment and decrement.
14537 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
14538 built for integer operand. Wrap returns that are INTEGER_CSTs
14539 without being integer constant expressions or that have integer
14540 constant operands without being INTEGER_CSTs.
14541 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
14542 (build_conditional_expr): Add operand ifexp_bcp. Track whether
14543 result is an integer constant expression or can be used in
14544 unevaluated parts of one and avoid folding and wrap as
14545 appropriate. Fold operands before possibly doing -Wsign-compare
14547 (build_compound_expr): Wrap result for C99 if operands can be used
14548 in integer constant expressions.
14549 (build_c_cast): Update call to digest_init. Do not ignore
14550 overflow from casting floating-point constants to integers. Wrap
14551 results that could be confused with integer constant expressions,
14552 null pointer constants or floating-point constants.
14553 (c_cast_expr): Update call to groktypename. Handle expressions
14554 included in type name.
14555 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
14556 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
14557 Update calls to convert_for_assignment.
14558 (convert_for_assignment): Take new parameter
14559 null_pointer_constant. Do not strip nops or call
14560 decl_constant_value_for_broken_optimization. Set
14561 in_late_binary_op for conversions to boolean.
14562 (store_init_value): Update call to digest_init.
14563 (digest_init): Take new parameter null_pointer_constant. Do not
14564 call decl_constant_value_for_broken_optimization. pedwarn for
14565 initializers not constant expressions. Update calls to
14566 convert_for_assignment.
14567 (constructor_nonconst): New.
14568 (struct constructor_stack): Add nonconst element.
14569 (really_start_incremental_init, push_init_level, pop_init_level):
14570 Handle constructor_nonconst and nonconst element.
14571 (set_init_index): Call constant_expression_warning for array
14573 (output_init_element): Fold value. Set constructor_nonconst as
14574 applicable. pedwarn for initializers not constant expressions.
14575 Update call to digest_init. Call constant_expression_warning
14576 where constant initializers are required.
14577 (process_init_element): Use c_save_expr.
14578 (c_finish_goto_ptr): Fold expression.
14579 (c_finish_return): Fold return value. Update call to
14580 convert_for_assignment.
14581 (c_start_case): Fold switch expression.
14582 (c_process_expr_stmt): Fold expression.
14583 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
14584 ensure statement expression is not evaluated in constant expression.
14585 (build_binary_op): Track whether results are integer constant
14586 expressions or may occur in such, disable folding and wrap results
14587 as applicable. Fold operands for -Wsign-compare warnings unless
14589 (c_objc_common_truthvalue_conversion): Handle results folded to
14590 integer constants that are not integer constant expressions.
14591 * doc/extend.texi: Document when typeof operands are evaluated,
14592 that condition of __builtin_choose_expr is an integer constant
14593 expression, and more about use of __builtin_constant_p in
14596 2009-03-29 Richard Guenther <rguenther@suse.de>
14598 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
14599 propagate addresses of array references.
14601 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
14603 * regmove.c (perhaps_ends_bb_p): Remove.
14604 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
14605 from INSN and check that the main loop stays within that basic block.
14606 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
14607 (regmove_forward_pass): Split out from regmove_optimize. Use
14608 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
14609 (regmove_backward_pass): Split out from regmove_optimize. Use
14610 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
14611 (regmove_optimize): Simplify.
14613 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
14616 * config/i386/i386.c (classify_argument): Ignore flexible array
14617 member in struct and warn ABI change.
14619 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
14621 * config/i386/i386-protos.h (ix86_agi_dependent): New.
14623 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
14624 (ix86_adjust_cost): Updated.
14626 2009-03-29 Jan Hubicka <jh@suse.cz>
14628 PR middle-end/28850
14629 * tree-pass.h (pass_cleanup_eh): New function.
14630 (remove_unreachable_regions): Break code handling RTL
14631 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
14632 that can not be reached by runtime.
14633 (can_be_reached_by_runtime): New function.
14634 (label_to_region_map): New function.
14635 (num_eh_regions): New function.
14636 (rtl_remove_unreachable_regions): New function.
14637 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
14638 (remove_eh_region): New function.
14639 * except.h: Include sbitmap and vecprim.
14640 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
14641 num_eh_regions): Declare.
14642 * passes.c (init_optimization_passes): Schedule cleanup_eh.
14643 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
14644 * tree-eh.c (tree_remove_unreachable_handlers): New function.
14645 (tree_empty_eh_handler_p): New function.
14646 (cleanup_empty_eh): New function.
14647 (cleanup_eh): New function.
14648 (pass_cleanup_eh): New function.
14650 2009-03-29 Jan Hubicka <jh@suse.cz>
14652 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
14653 for removed regions.
14655 2009-03-29 Jan Hubicka <jh@suse.cz>
14657 * except.c (dump_eh_tree): Dump all datastructures.
14659 2009-03-29 Jan Hubicka <jh@suse.cz>
14661 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
14662 (duplicate_eh_regions_1): Likewise.
14663 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
14664 vector; call EH verification.
14665 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
14666 Be ready for region being removed.
14668 2009-03-29 Jan Hubicka <jh@suse.cz>
14670 * bitmap.c (bitmap_last_set_bit): New function.
14671 * bitmap.h (bitmap_last_set_bit): Declare.
14673 2009-03-29 David Ayers <ayers@fsfe.org>
14676 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
14677 by calling objc_compare_types and surpress warnings about
14678 incompatible C pointers that are compatible ObjC pointers.
14680 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
14682 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
14683 call initialize_inline_failed.
14684 (initialize_inline_failed): Move it from here ...
14685 * cgraph.c (initialize_inline_failed): ... to here.
14686 (cgraph_create_edge): Call initialize_inline_failed rather than
14687 setting inline_failed directly.
14689 2009-03-29 Ben Elliston <bje@au.ibm.com>
14692 * sysv4.opt (msdata): Improve comment.
14693 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
14694 * sysv4.h (SVR4_ASM_SPEC): Likewise.
14696 2009-03-29 Ben Elliston <bje@au.ibm.com>
14699 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
14700 load and store attributes.
14702 2009-03-29 Ben Elliston <bje@au.ibm.com>
14704 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
14705 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
14706 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
14707 * doc/extend.texi (X86 Built-in Functions): Add index entries for
14708 __builtin_infq and __builtin_huge_valq.
14710 2009-03-28 Anatoly Sokolov <aesok@post.ru>
14712 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
14714 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14715 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
14717 2009-03-28 Xinliang David Li <davidxl@google.com>
14719 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
14720 (do_dbg_cnt): New function.
14722 2009-03-28 Jan Hubicka <jh@suse.cz>
14724 Merge from pretty-ipa:
14726 2009-03-27 Jan Hubicka <jh@suse.cz>
14728 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
14729 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
14730 * passes.c (function_called_by_processed_nodes_p): New.
14731 * ipa-pure-const.c (check_call): Fix handling of operands.
14732 (analyze_function): Dump debug output for skipped bodies.
14733 (local_pure_const): Use function_called_by_processed_nodes_p.
14734 * dwarf2out.c (reference_to_unused): Use output.
14735 * passes.c (do_per_function_toporder): Likewise.
14737 2008-11-12 Jan Hubicka <jh@suse.cz>
14739 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
14740 * ipa-pure-const.c (funct_state_d): Add can throw field; make
14741 state_set_in_source enum
14742 (check_decl): Ignore memory tags; do not set fake looping flags;
14744 (check_operand, check_tree, check_rhs_var, check_lhs_var,
14745 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
14746 (check_call, analyze_function): Rewrite.
14748 (add_new_function): Update call of analyze_function.
14749 (generate_summary): Add call of analyze_function.
14750 (propagate): Propagate can_throw; handle state_set_in_source correctly.
14751 (local_pure_const): New function.
14752 (pass_local_pure_const): New pass.
14753 * ipa-inline.c (inline_transform): Set after_inlining.
14754 * tree-eh.c (stmt_can_throw_external): New.
14755 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
14756 work with aliasing built.
14757 * tree-flow.h (stmt_can_throw_external): New.
14758 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
14759 and local pure/const pass in early and late optimization queue.
14761 2009-03-28 Martin Jambor <mjambor@suse.cz>
14763 * fold-const.c (get_pointer_modulus_and_residue): New parameter
14765 (fold_binary): Allow function decl aligment consideration is the
14766 second argument is integer constant one.
14767 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
14768 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
14769 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
14771 2009-03-28 Jan Hubicka <jh@suse.cz>
14773 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
14774 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
14775 * function.h (rtl_data): Add nothrow flag.
14776 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
14777 set DECL_NOTHROW for AVAILABLE functions.
14779 2009-03-28 Jakub Jelinek <jakub@redhat.com>
14781 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
14782 following vector keyword has expansion starting with pixel or bool
14783 keyword, expand vector to __vector and pixel or bool to __pixel or
14787 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
14788 warn_if_disallowed_function_p): Removed.
14789 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
14790 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
14791 warning_if_disallowed_function_p.
14792 * flags.h (warn_if_disallowed_function_p,
14793 warn_disallowed_functions): Removed.
14794 * common.opt (Wdisallowed-function-list=): Removed.
14795 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
14797 2009-03-28 Richard Guenther <rguenther@suse.de>
14799 PR tree-optimization/38723
14800 * tree-ssa-pre.c (compute_avail): Add all default definitions to
14803 2009-03-28 Jan Hubicka <jh@suse.cz>
14805 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
14806 test introduced by my previous patch.
14808 2009-03-28 Richard Guenther <rguenther@suse.de>
14810 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
14811 the PHIs value undefined.
14813 2009-03-28 Jan Hubicka <jh@suse.cz>
14815 * tree-pass.h (pass_fixup_cfg): New pass.
14816 * ipa-inline.c (inline_transform): Set
14817 always_inline_functions_inlined/after_inlining.
14818 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
14819 (pass_fixup_cfg): New pass.
14820 * passes.c (init_optimization_passes): Add fixup_cfg.
14822 2009-03-28 Richard Guenther <rguenther@suse.de>
14824 PR tree-optimization/38458
14825 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
14826 argument use the arguments copy-of value.
14828 2009-03-28 Richard Guenther <rguenther@suse.de>
14830 PR tree-optimization/38180
14831 * tree-ssa-ccp.c (get_default_value): Simplify.
14832 (likely_value): Likewise.
14833 (surely_varying_stmt_p): Properly handle VOP case.
14834 (ccp_initialize): Likewise.
14835 (ccp_fold): Handle propagating through *&.
14836 (fold_const_aggregate_ref): Also handle decls.
14838 2009-03-28 Jan Hubicka <jh@suse.cz>
14840 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
14841 * cgraph.h (cgraph_node): Likewise.
14842 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
14843 (cgraph_reset_node): Use process flag.
14844 (cgraph_mark_functions_to_output): Likewise.
14845 (cgraph_expand_function): Likewise.
14846 (cgraph_expand_all_functions): Likewise.
14847 (cgraph_output_in_order): Likewise.
14848 * dwarf2out.c (reference_to_unused): Likewise.
14849 * passes.c do_per_function_toporder): Likewise.
14851 2009-03-28 Jan Hubicka <jh@suse.cz>
14853 Bring from lto-branch:
14855 2008-09-03 Doug Kwan <dougkwan@google.com>
14857 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
14858 enums instead of reason strings.
14859 * cgraph.c (cgraph_create_edge): Same.
14860 (cgraph_inline_failed_string): New function.
14861 * cgraph.h (cgraph_inline_failed_t): New enum type.
14862 (cgraph_inline_failed_string): New prototype.
14863 (struct cgraph_edge): Change type of INLINED_FAILED from constant
14864 char pointer to cgraph_inline_failed_t.
14865 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
14866 (cgraph_default_inline_p): Ditto.
14867 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
14868 to cgraph_inline_failed_t pointer.
14869 * cif-code.def: New file.
14870 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
14872 (cgraph_check_inline_limits): Change type of REASON to pointer to
14873 cgraph_inline_failed_t. Replace reason strings with enums.
14874 (cgraph_default_inline_p): Ditto.
14875 (cgraph_recursive_inlining_p): Ditto.
14876 (update_caller_keys): Change type of FAILED_REASON to
14877 cgraph_inline_failed_t.
14878 (cgraph_set_inline_failed): Change type of REASON to pointer to
14879 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
14880 convert enums to strings for text output.
14881 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
14882 to be of type cgraph_inline_failed_t. Replace reason strings with
14883 enums. Call cgraph_inline_failed_string to covert enums
14884 to strings for text output.
14885 (cgraph_decide_inlining): Replace reason strings with enums.
14886 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
14887 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
14889 * tree-inline.c (expand_call_inline): Change type of REASON
14890 to cgraph_inline_failed_t. Replace reason strings with enums.
14891 Call cgraph_inline_failed_string for text output.
14892 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
14895 2009-03-28 Jan Hubicka <jh@suse.cz>
14897 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
14898 cgraph_clone_node): Remove master clone handling.
14899 (cgraph_is_master_clone, cgraph_master_clone): Remove.
14900 * cgraph.h (master_clone): Remove.
14901 (cgraph_is_master_clone, cgraph_master_clone): Remove.
14902 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
14903 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
14905 2009-03-28 Jan Hubicka <jh@suse.cz>
14907 * cgraph.c (cgraph_function_body_availability): Functions declared
14908 inline are always safe to assume that it is not going to be replaced.
14910 2009-03-28 Richard Guenther <rguenther@suse.de>
14912 PR tree-optimization/38513
14913 * tree-ssa-pre.c (eliminate): Remove redundant stores.
14914 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14915 EXC_PTR_EXPR and FILTER_EXPR.
14916 (get_ref_from_reference_ops): Likewise.
14918 2009-03-28 Richard Guenther <rguenther@suse.de>
14920 PR tree-optimization/38968
14921 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
14922 Use FLOOR_MOD_EXPR to compute misalignment.
14924 2009-03-28 Richard Guenther <rguenther@suse.de>
14926 PR tree-optimization/37795
14927 * tree.h (combine_comparisons): Declare.
14928 * fold-const.c (combine_comparisons): Export.
14929 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
14931 (ifcombine_iforif): Use combine_comparisons.
14933 2009-03-28 Jan Hubicka <jh@suse.cz>
14935 * tree-eh.c (inlinable_call_p): New function.
14936 (make_eh_edges): Use it.
14937 (verify_eh_edges): Use it.
14938 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
14939 * except.c (reachable_next_level): Add inlinable_function argument
14940 (sjlj_find_directly_reachable_regions): Update.
14941 (add_reachable_handler): Do not set saw_any_handlers.
14942 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
14943 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
14944 Add new inlinable call parameter.
14945 (can_throw_internal, can_throw_external): Update.
14946 * except.h (can_throw_internal_1, can_throw_external_1,
14947 foreach_reachable_handler): Update declaration.
14949 2009-03-28 Joseph Myers <joseph@codesourcery.com>
14951 * config/arm/t-arm-coff, config/h8300/coff.h,
14952 config/i386/i386-aout.h, config/i386/i386-coff.h,
14953 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
14954 config/pdp11/2bsd.h, config/rs6000/aix41.h,
14955 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
14956 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
14957 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
14958 sys-types.h: Remove.
14959 * Makefile.in: Remove protoize and fixproto support and references
14961 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
14962 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
14964 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
14965 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
14966 unprotoize$(exeext).
14967 (rest.encap): Don't depend on $(STMP_FIXPROTO)
14968 (.PHONY): Don't depend on proto.
14969 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
14970 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
14971 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
14972 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
14973 build/gen-protos.o, build/scan.o, xsys-protos.h,
14974 build/fix-header$(build_exeext), build/fix-header.o,
14975 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
14976 stmp-install-fixproto): Remove.
14977 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
14978 SYSCALLS.c or fixproto files.
14979 (install-common): Don't install protoize.
14980 (install-headers-tar, install-headers-cpio, install-headers-cp):
14981 Don't depend on $(STMP_FIXPROTO).
14982 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
14983 install fixproto files or write out fixproto settings.
14984 (uninstall): Don't uninstall protoize.
14985 * config.gcc (use_fixproto): Remove.
14986 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
14987 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
14988 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
14989 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
14990 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
14991 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
14992 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
14993 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
14994 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
14995 * config/t-vxworks (STMP_FIXPROTO): Remove.
14996 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
14997 STMP_FIXPROTO): Remove.
14998 * config.in, configure: Regenerate.
14999 * crtstuff.c (gid_t, uid_t): Don't undefine.
15000 * doc/install.texi: Change m68k-coff to m68k-elf in example.
15001 (arm-*-coff, arm-*-aout: Remove target entries.
15002 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
15003 Remove mention of AIX 4.1.
15004 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
15005 * doc/invoke.texi (Running Protoize): Remove.
15006 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
15007 (Protoize Caveats): Remove.
15008 * tsystem.h: Update comments on headers assumed to exist.
15010 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
15012 * genautomata.c: Add a new year to the copyright. Add a new
15014 (struct insn_reserv_decl): Add comments for member bypass_list.
15015 (find_bypass): Remove.
15016 (insert_bypass): New.
15017 (process_decls): Use insert_bypass.
15018 (output_internal_insn_latency_func): Output all bypasses with the
15019 same input insn in one switch case.
15021 * rtl.def (define_bypass): Describe bypass choice.
15022 * doc/md.texi (define_bypass): Ditto.
15024 2009-03-27 Richard Guenther <rguenther@suse.de>
15026 * gimplify.c (mark_addressable): Export.
15027 * tree-flow.h (mark_addressable): Declare.
15028 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
15029 * tree-ssa.c (verify_phi_args): Verify that address taken
15030 variables have TREE_ADDRESSABLE set.
15032 2009-03-27 Richard Guenther <rguenther@suse.de>
15034 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
15035 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
15036 Do not mark decls TREE_ADDRESSABLE.
15037 (build_fold_addr_expr): Adjust.
15038 (fold_addr_expr): Remove.
15039 (fold_unary): Use build_fold_addr_expr.
15040 (fold_comparison): Likewise.
15041 (split_address_to_core_and_offset): Likewise.
15042 * coverage.c (tree_coverage_counter_addr): Mark the array decl
15044 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
15045 (gimplify_modify_expr_to_memcpy): Mark source and destination
15047 * omp-low.c (create_omp_child_function): Mark the object decl
15049 (lower_rec_input_clauses): Mark the var we take the address of
15051 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
15053 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15055 PR middle-end/39315
15056 * cfgexpand.c (expand_one_stack_var_at): Change alignment
15057 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
15059 2009-03-27 Richard Guenther <rguenther@suse.de>
15061 PR tree-optimization/39120
15062 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
15064 (handle_lhs_call): Process return constraints. Add escape
15065 constraints if necessary.
15066 (handle_const_call): Fill out return constraints. Make nested
15067 case more precise. Avoid consttmp if possible.
15068 (handle_pure_call): Fill out return constraints. Avoid
15069 callused if possible.
15070 (find_func_aliases): Simplify call handling.
15072 2009-03-27 Richard Guenther <rguenther@suse.de>
15074 PR tree-optimization/39120
15075 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
15076 as a representative.
15077 (solve_graph): Do propagate CALLUSED.
15078 (handle_pure_call): Use a scalar constraint from CALLUSED for
15080 (find_what_p_points_to): CALLUSED shall not appear in poins-to
15083 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15086 * c-common.c (handle_aligned_attribute): Properly check alignment
15087 overflow. Use (1U << i) instead of (1 << i).
15089 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
15091 * expr.h (get_mem_align_offset): Updated.
15093 * tree.h (tree_decl_common): Change align to "unsigned int" and
15094 move it before pointer_alias_set.
15096 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15097 Jakub Jelinek <jakub@redhat.com>
15100 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
15101 gr_register_operand with gr_reg_or_0_operand.
15102 (cmpxchg_rel_di): Likewise.
15103 (sync_lock_test_and_set<mode>): Likewise.
15105 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15107 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
15108 (true_regnum): Likewise.
15110 * rtlanal.c (subreg_info): Moved to ...
15111 * rtl.h (subreg_info): Here. New.
15112 (subreg_get_info): New.
15114 * rtlanal.c (subreg_get_info): Make it extern.
15116 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15119 * config/i386/i386.c (ix86_abi): New.
15120 (override_options): Handle -mabi=.
15121 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
15122 (ix86_call_abi_override): Likewise.
15123 (init_cumulative_args): Likewise.
15124 (function_arg_advance): Likewise.
15125 (function_arg_64): Likewise.
15126 (function_arg): Likewise.
15127 (ix86_pass_by_reference): Likewise.
15128 (ix86_function_value_regno_p): Likewise.
15129 (ix86_build_builtin_va_list_abi): Likewise.
15130 (setup_incoming_varargs_64): Likewise.
15131 (is_va_list_char_pointer): Likewise.
15132 (ix86_init_machine_status): Likewise.
15133 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
15134 (ix86_function_type_abi): Return enum calling_abi. Rewrite
15135 for 64bit. Replace DEFAULT_ABI with ix86_abi.
15136 (ix86_function_abi): Make it static and return enum calling_abi.
15137 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
15139 (ix86_fn_abi_va_list): Updated.
15141 * config/i386/i386.h (ix86_abi): New.
15142 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
15143 (CONDITIONAL_REGISTER_USAGE): Likewise.
15144 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
15145 (machine_function): Likewise.
15147 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
15149 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
15150 (STACK_BOUNDARY): Likewise.
15151 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
15153 * config/i386/i386.opt (mabi=): New.
15155 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
15156 return enum calling_abi.
15157 (ix86_function_type_abi): Likewise.
15158 (ix86_function_abi): Removed.
15160 * doc/invoke.texi: Document -mabi= option for x86.
15162 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15164 * builtins.c (real_dconstp): Delete.
15165 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
15167 2009-03-27 Dodji Seketeli <dodji@redhat.com>
15168 Jakub Jelinek <jakub@redhat.com>
15171 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
15172 (gen_subprogram_die): When a function is explicit, generate the
15173 DW_AT_explicit attribute.
15174 * langhooks.h (struct lang_hooks_for_decls): Add
15175 function_decl_explicit_p langhook.
15176 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
15177 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
15179 2009-03-27 Jakub Jelinek <jakub@redhat.com>
15181 * builtins.c (fold_builtin_memory_op): Optimize memmove
15182 into memcpy if we can prove source and destination don't overlap.
15184 * tree-inline.c: Include gt-tree-inline.h.
15185 (clone_fn_id_num): New variable.
15186 (clone_function_name): New function.
15187 (tree_function_versioning): Use it.
15188 * Makefile.in (GTFILES): Add tree-inline.c.
15190 2009-03-27 Mark Mitchell <mark@codesourcery.com>
15192 * BASE-VER: Change to 4.5.0.
15194 2009-03-27 Xinliang David Li <davidxl@google.com>
15196 PR tree-optimization/39557
15197 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
15199 2009-03-27 Xinliang David Li <davidxl@google.com>
15201 PR tree-optimization/39548
15202 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
15205 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15207 * c-common.c (pointer_int_sum): Use %wd on return from
15210 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15212 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
15213 on return from tree_low_cst.
15215 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
15218 * ginclude/stdarg.h (va_copy): Define also for
15219 __GXX_EXPERIMENTAL_CXX0X__.
15221 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15224 * builtins.h (c_strlen): Do not warn here.
15225 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
15226 * c-common.c (pointer_int_sum): Take an explicit location.
15227 Warn about offsets out of bounds.
15228 * c-common.h (pointer_int_sum): Adjust declaration.
15230 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15232 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
15235 2009-03-26 Jakub Jelinek <jakub@redhat.com>
15238 * opts.c (warn_if_disallowed_function_p): Don't assume
15239 get_callee_fndecl must return non-NULL.
15241 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
15243 PR rtl-optimization/39522
15244 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
15245 when reg_reloaded_valid is set.
15247 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15249 * config/spu/divv2df3.c: New file.
15250 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
15251 (DPBIT_FUNCS): Filter out _div_df.
15253 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
15255 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
15256 a jump insn, count that jump in the distance to the loop start.
15258 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
15261 * config/sh/sh.c (calc_live_regs): Fix condition for global
15262 registers except PIC_OFFSET_TABLE_REGNUM.
15264 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
15267 * doc/invoke.texi (-mconsole): New.
15269 (-mno-cygwin): New.
15271 (-mnop-fun-dllimport): New.
15275 (sub section "i386 and x86-64 Windows Options"): New.
15277 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
15279 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
15280 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
15282 2009-03-25 Richard Guenther <rguenther@suse.de>
15284 PR middle-end/39497
15285 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
15288 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
15290 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
15291 neither of haifa/selective schedulers are working.
15293 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15295 * doc/invoke.texi (Debugging Options): Fix description of
15296 -fno-merge-debug-strings.
15298 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
15300 * config/cris/libgcc.ver: New version-script.
15301 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
15303 * configure.ac <GAS features, nop mnemonic>: Add pattern
15304 crisv32-*-* for "nop".
15305 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
15306 * configure: Regenerate.
15308 2009-03-24 Ira Rosen <irar@il.ibm.com>
15310 PR tree-optimization/39529
15311 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
15312 mark_sym_for_renaming for the tag copied to the new vector
15315 2009-03-24 Arthur Loiret <aloiret@debian.org>
15317 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
15318 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
15319 EXTRA_SPEC_FUNCTIONS.
15320 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
15321 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
15322 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
15323 -march and -mtune options.
15325 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
15327 * config/m68k/t-rtems: Add m5329 multilib.
15329 2009-03-24 Dodji Seketeli <dodji@redhat.com>
15330 Jakub Jelinek <jakub@redhat.com>
15333 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
15336 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15339 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
15340 instead of c_parser_expression_conv, if original_code isn't one of the
15341 4 allowed comparison codes, fail.
15343 2009-03-23 Richard Guenther <rguenther@suse.de>
15345 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
15346 * tree.h (struct tree_type): Likewise.
15347 * reload.h (struct insn_chain): Likewise.
15348 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
15349 * function.h (struct function): Likewise.
15350 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
15352 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15354 PR tree-optimization/39516
15355 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
15357 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
15359 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
15360 should be set true if BITS_PER_WORD of target is bigger than 32
15362 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
15364 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
15365 Translate -B-options to -rpath-link. Correct existing
15366 rpath-link and conditionalize on !nostdlib.
15368 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15370 * doc/extend.texi (Function Attributes, Variable Attributes):
15372 * doc/invoke.texi (Debugging Options, Optimize Options)
15373 (i386 and x86-64 Options, MCore Options): Likewise.
15375 2009-03-20 Jakub Jelinek <jakub@redhat.com>
15378 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
15379 it for block local namespace aliases.
15380 (gen_decl_die): Pass context_die to gen_namespace_die.
15382 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15385 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
15386 minimum or maximum value.
15388 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
15390 * reginfo.c (globalize_reg): Recompute derived reg sets.
15392 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
15395 * libgcc2.c (mprotect): Do not use signed arguments for
15396 VirtualProtect, use DWORD arguments. Also fix the 'may
15397 be used uninitialized' warning for the np variable.
15399 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15402 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
15403 functions using regparm calling conventions when not optimizing.
15404 (ix86_function_sseregparm): Similarly for sseregparm calling
15407 2009-03-19 Li Feng <nemokingdom@gmail.com>
15409 PR middle-end/39500
15410 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
15411 dependence if the first conflict is after niter iterations.
15413 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
15415 PR middle-end/38609
15416 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
15417 functions with dynamic stack-pointer adjustments.
15419 2009-03-19 Ben Elliston <bje@au.ibm.com>
15421 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
15422 option; change to -msdata=data.
15424 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15426 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
15429 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
15432 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
15434 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
15436 * doc/invoke.texi (Code Gen Options): Expand discussion of
15439 2009-03-18 Jakub Jelinek <jakub@redhat.com>
15441 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
15442 * matrix-reorg.c (struct matrix_info): Likewise.
15443 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
15444 * rtl.h (struct mem_attrs): Likewise.
15445 * df.h (struct df): Likewise.
15446 * tree-data-ref.h (struct data_dependence_relation): Likewise.
15447 * ira-int.h (struct ira_allocno): Likewise.
15448 * df-scan.c (struct df_collection_rec): Likewise.
15449 * ira.c (struct equivalence): Likewise.
15450 * function.c (struct temp_slot): Likewise.
15451 * cfgloop.h (struct loop): Likewise.
15454 * function.c (use_register_for_decl): When not optimizing, disregard
15455 register keyword for variables with types containing methods.
15457 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
15459 PR middle-end/39447
15460 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
15461 (is_simple_operand): Call contains_component_ref_p before calling data
15462 reference analysis that would fail on COMPONENT_REFs.
15464 * tree-vrp.c (search_for_addr_array): Fix formatting.
15466 2009-03-18 Richard Guenther <rguenther@suse.de>
15468 * tree-vect-transform.c (vect_loop_versioning): Fold the
15469 generated comparisons.
15470 * tree-vectorizer.c (set_prologue_iterations): Likewise.
15471 (slpeel_tree_peel_loop_to_edge): Likewise.
15473 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15475 PR middle-end/37805
15476 * opts.c (print_specific_help): In addition to `undocumented',
15477 accept `separate' and `joined' flags if passed alone. Describe
15478 output by the first matched one of those.
15479 (common_handle_option): Skip over empty strings.
15480 * gcc.c (display_help): Fix help string for `--help='.
15481 * doc/invoke.texi (Option Summary, Overall Options): With
15482 `--help=', classes and qualifiers can both be repeated, but
15483 only the latter can be negated. One should not pass only
15484 negated qualifiers. Fix markup and examples.
15487 2008-10-14 Jakub Jelinek <jakub@redhat.com>
15488 PR middle-end/37805
15489 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
15490 and -fhelp=separate.
15492 2009-03-17 Jing Yu <jingyu@google.com>
15494 PR middle-end/39378
15495 * function.h (struct rtl_data): Move is_thunk from here...
15496 (struct function): ...to here.
15497 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
15498 * varasm.c (assemble_start_function): Change is_thunk from crtl to
15500 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
15502 (alpha_does_function_need_gp, alpha_start_function): Likewise.
15503 (alpha_output_function_end_prologue): Likewise.
15504 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
15505 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
15506 (rs6000_output_function_epilogue): Likewise.
15507 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
15509 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
15512 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
15513 from different units in a single alternative.
15514 (*truncdfsf_i387): Ditto.
15515 (*truncxfsf2_mixed): Ditto.
15516 (*truncxfdf2_mixed): Ditto.
15518 2009-03-17 Jakub Jelinek <jakub@redhat.com>
15520 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
15521 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
15524 * tree-ssa-live.c (remove_unused_locals): Don't remove local
15525 unused non-artificial variables when not optimizing.
15528 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
15529 DW_TAG_imported_module even if decl is IMPORTED_DECL with
15530 NAMESPACE_DECL in its DECL_INITIAL.
15532 PR middle-end/39443
15533 * optabs.c (set_user_assembler_libfunc): New function.
15534 * expr.h (set_user_assembler_libfunc): New prototype.
15535 * c-common.c: Include libfuncs.h.
15536 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
15537 for memcmp, memset, memcpy, memmove and abort.
15538 * Makefile.in (c-common.o): Depend on libfuncs.h.
15541 * dwarf2out.c (gen_inlined_enumeration_type_die,
15542 gen_inlined_structure_type_die, gen_inlined_union_type_die,
15543 gen_tagged_type_instantiation_die): Removed.
15544 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
15547 2009-03-17 Janis Johnson <janis187@us.ibm.com>
15550 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
15552 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
15553 (check-parallel-%): Ditto.
15554 (check-consistency): Ditto.
15556 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
15558 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
15559 local variable rhs by NULL_TREE.
15561 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15564 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
15566 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15569 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
15571 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15574 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
15575 for ms->sysv ABI calls only in 64bit mode.
15577 * config/i386/i386.md (untyped_call): Support 32bit.
15579 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
15581 * doc/extend.texi: Replace x86_65 with x86_64.
15583 2009-03-16 Jakub Jelinek <jakub@redhat.com>
15585 PR tree-optimization/39455
15586 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
15587 mismatches for POINTER_TYPE_P (type).
15588 (number_of_iterations_le): Likewise.
15590 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
15592 * config/picochip/picochip.c: Removed profiling support.
15593 * config/picochip/picochip.md: Removed profiling instruction.
15594 * config/picochip/picochip.h: Removed profiling builtin.
15596 2009-03-16 Joseph Myers <joseph@codesourcery.com>
15598 * doc/install.texi (--with-host-libstdcxx): Document.
15600 2009-03-14 Anatoly Sokolov <aesok@post.ru>
15603 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
15604 generate a warning if the function name does not begin with
15605 "__vector" and the function has either the 'signal' or 'interrupt'
15606 attribute, from here to ...
15607 (avr_declare_function_name): ...here. New function.
15608 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
15609 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
15611 2009-03-14 Jakub Jelinek <jakub@redhat.com>
15614 * cse.c (fold_rtx): Don't modify original const_arg1 when
15615 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
15616 separate variable instead.
15617 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
15618 from out of range shift counts.
15619 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
15621 2009-03-13 Catherine Moore <clm@codesourcery.com>
15623 * config/i386/x-mingw32 (host-mingw32.o): Replace
15624 diagnostic.h with $(DIAGNOSTIC_H).
15626 2009-03-12 Jakub Jelinek <jakub@redhat.com>
15629 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
15631 * config/i386/sync.md (sync_compare_and_swap<mode>,
15632 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
15633 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
15635 (sync_double_compare_and_swapdi_pic,
15636 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
15637 cmpxchg8b_pic_memory_operand instead of just memory_operand.
15639 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15642 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
15644 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15647 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
15648 (avx_addsubv4df3): Likewise.
15649 (*avx_addsubv4sf3): Likewise.
15650 (sse3_addsubv4sf3): Likewise.
15652 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15655 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
15657 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
15660 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
15661 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
15662 registers for allocnos created from user-defined variables.
15664 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15667 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
15668 of non-integer mode as well.
15670 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
15672 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
15673 for functions for which the parameter types are unknown.
15675 2009-03-11 Jakub Jelinek <jakub@redhat.com>
15678 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
15679 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
15680 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
15681 * config/i386/i386.c (ix86_local_alignment): For
15682 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
15683 long long variables on the stack to avoid dynamic realignment.
15684 Allow the first argument to be a decl rather than type.
15685 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
15687 2009-03-11 Nick Clifton <nickc@redhat.com>
15690 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
15692 Add description to mno-lsim option.
15693 * config/mcore/mcore.h: Remove comment about deprecated m4align
15695 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
15696 * doc/invoke.texi: Add description of mno-lsim and
15697 mstack-increment options.
15699 * config/fr30/fr30.opt: Document the -mno-lsim option.
15700 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
15701 and -mno-lsim options.
15703 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15705 * fold-const.c (fold_comparison): Only call fold_inf_compare
15706 if the mode supports infinities.
15708 2009-03-11 Jason Merrill <jason@redhat.com>
15711 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
15712 end already did. Notice GIMPLE_CALL modifications of the result.
15713 Don't copy debug information from an ignored decl or a decl from
15716 2009-03-10 Richard Guenther <rguenther@suse.de>
15717 Nathan Froyd <froydnj@codesourcery.com>
15719 PR middle-end/37850
15720 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
15721 (__divMODE3): Likewise.
15723 2009-03-09 Jakub Jelinek <jakub@redhat.com>
15725 PR tree-optimization/39394
15726 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
15727 DECL_SIZE_UNIT of variable length FIELD_DECLs.
15729 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15731 * recog.c (verfiy_changes): Disallow renaming of hard regs in
15732 inline asms for register asm ("") declarations.
15734 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
15736 * fold-const.c (fold_unary): Fix comment.
15738 2009-03-07 Jan Hubicka <jh@suse.cz>
15741 * tree-inline.c (setup_one_parameter): Do replacement of const
15742 argument by constant in SSA form.
15744 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15746 PR middle-end/38028
15747 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
15748 determine alignment passed to assign_stack_local.
15749 (assign_parms_unsplit_complex): Likewise.
15750 * except.c (sjlj_build_landing_pads): Likewise.
15752 2009-03-06 Jakub Jelinek <jakub@redhat.com>
15754 PR middle-end/39360
15755 * tree-flow.h (add_referenced_var): Return bool instead of void.
15756 * tree-dfa.c (add_referenced_var): Return result of
15757 referenced_var_check_and_insert call.
15758 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
15759 of referenced_var_check_and_insert.
15762 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
15763 (gen_variable_die): Emit DW_AT_location on abstract static variable's
15764 DIE, don't emit it if abstract origin already has it.
15765 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
15766 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
15768 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15770 * genpreds.c (needs_variable): Fix parentheses at variable name
15772 (write_tm_constrs_h): Indent generated code.
15774 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15776 * doc/extend.texi (Function Attributes): Add documentation
15777 for isr attributes.
15779 2009-03-06 Jakub Jelinek <jakub@redhat.com>
15782 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
15783 take locus from its DECL_SOURCE_LOCATION instead of input_location.
15785 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
15787 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
15790 2009-03-05 Jakub Jelinek <jakub@redhat.com>
15793 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
15794 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
15796 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
15798 * config/i386/i386.md (R8_REG, R9_REG): New constants.
15799 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
15800 constants instead of magic numbers.
15801 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
15803 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
15804 (x86_64_ms_abi_int_parameter_registers): Ditto.
15805 (x86_64_int_return_registers): Ditto.
15806 (ix86_maybe_switch_abi): Ditto.
15807 (ix86_expand_call): Ditto for clobbered_registers array.
15808 (ix86_hard_regno_mode_ok): Ditto.
15809 (x86_extended_QIreg_mentioned_p): Ditto.
15811 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
15813 PR tree-optimization/39349
15814 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
15816 * combine.c (gen_lowpart_for_combine): Use omode when generating
15819 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
15821 PR rtl-optimization/39235
15822 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
15824 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
15826 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
15828 2009-03-04 Richard Guenther <rguenther@suse.de>
15830 PR tree-optimization/39362
15831 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
15832 that occur in abnormal PHIs should be varying.
15834 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
15836 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
15838 (simple_iv): Take loop as an argument instead of statement.
15839 * tree-scalar-evolution.h (simple_iv): Declaration changed.
15840 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
15842 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
15844 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
15845 * matrix-reorg.c (analyze_transpose): Ditto.
15846 * tree-data-ref.c (dr_analyze_innermost): Ditto.
15847 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
15848 * tree-predcom.c (ref_at_iteration): Ditto.
15849 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
15851 2009-03-04 Richard Guenther <rguenther@suse.de>
15853 PR tree-optimization/39358
15854 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
15855 escaped_id and callused_id.
15856 (solve_graph): Likewise.
15858 2009-03-04 Richard Guenther <rguenther@suse.de>
15860 PR tree-optimization/39339
15861 * tree-sra.c (try_instantiate_multiple_fields): Make it
15862 no longer ICE on the above.
15864 2009-03-03 Joseph Myers <joseph@codesourcery.com>
15866 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
15867 that fits within Pmode.
15869 2009-03-03 Steve Ellcey <sje@cup.hp.com>
15871 PR middle-end/10109
15872 * tm.texi (LIBCALL_VALUE): Update description.
15874 2009-03-03 Steve Ellcey <sje@cup.hp.com>
15876 PR middle-end/34443
15877 * doc/extend.texi (section): Update description.
15879 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
15881 PR middle-end/39345
15882 * tree-inline.c (remapped_type): New.
15883 (can_be_nonlocal): Call remapped_type instead of remap_type.
15885 2009-03-03 Jakub Jelinek <jakub@redhat.com>
15888 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
15889 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
15891 2009-03-03 Richard Guenther <rguenther@suse.de>
15893 PR middle-end/39272
15894 * tree.c (tree_nonartificial_location): New function.
15895 * tree.h (tree_nonartificial_location): Declare.
15896 * builtins.c (expand_builtin_memory_chk): Provide location
15897 of the call location for artificial function pieces.
15898 (maybe_emit_chk_warning): Likewise.
15899 (maybe_emit_sprintf_chk_warning): Likewise.
15900 (maybe_emit_free_warning): Likewise.
15901 * expr.c (expand_expr_real_1): Likewise.
15903 2009-03-03 Jakub Jelinek <jakub@redhat.com>
15905 PR tree-optimization/39343
15906 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
15907 COMPONENT_REF t has ARRAY_TYPE.
15909 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
15911 PR middle-end/39335
15912 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
15913 when the type precision of the induction variable should be
15914 larger than the type precision of nit.
15915 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
15916 * graphite.c (graphite_loop_normal_form): Same.
15917 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
15919 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
15921 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
15922 (*call_1_rex64_ms_sysv): Use named constants instead of magic
15923 numbers to describe clobbered registers.
15924 (*call_value_0_rex64_ms_sysv): Ditto.
15925 * config/i386/mmx.md (mmx_emms): Ditto.
15926 (mmx_femms): Ditto.
15928 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
15930 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
15933 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15935 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
15936 (spu_section_type_flags): New function.
15938 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
15940 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
15941 reg_class_contents of FLOAT_REGS into a temporary.
15943 2009-03-02 Richard Guenther <rguenther@suse.de>
15944 Ira Rosen <irar@il.ibm.com>
15946 PR tree-optimization/39318
15947 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
15948 information to the vectorized statement.
15950 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
15952 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
15953 variable. Use defined names instead of magic constants for REX SSE
15956 2009-03-01 Richard Guenther <rguenther@suse.de>
15958 PR tree-optimization/39331
15959 * omp-low.c (lower_send_shared_vars): Do not receive new
15960 values for the reference of DECL_BY_REFERENCE parms or results.
15962 2009-03-01 Jan Hubicka <jh@suse.cz>
15965 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
15966 BLOCK_NONLOCALIZED_VAR): New macros.
15967 (tree_block): Add nonlocalized_vars.
15968 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
15969 gen_decl_die): Add origin argument. Allow generation of die with
15970 origin at hand only.
15971 (gen_member_die, gen_type_die_with_usage, force_decl_die,
15972 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
15974 (gen_block_die): Fix checking for unused blocks.
15975 (process_scope_var): Break out from .... ; work with origins only.
15976 (decls_for_scope) ... here; process nonlocalized list.
15977 (dwarf2out_ignore_block): Look for nonlocalized vars.
15978 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
15980 (dump_scope_block): Dump them.
15981 * tree-inline.c (remap_decls): Handle nonlocalized vars.
15982 (remap_block): Likewise.
15983 (can_be_nonlocal): New predicate.
15984 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
15986 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15988 * configure: Regenerate.
15990 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15992 * optc-gen.awk: No need to duplicate option flags twice.
15993 Reuse help texts for duplicate options which do not have any.
15995 * gcc.c (display_help): Document --version.
15997 * gcc.c (main): If print_help_list and verbose_flag, ensure
15998 driver output comes before subprocess output.
16000 * optc-gen.awk: Assign all remaining fields to help string,
16001 space-separated, for multi-line help in *.opt.
16003 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
16004 -Wno-pedantic-ms-format is for MinGW targets only.
16006 * doc/options.texi (Option file format): Fix bad indentation,
16007 restoring dropped sentence.
16009 2009-02-28 Jan Hubicka <jh@suse.cz>
16011 * tree-inline.c (tree_function_versioning): Output debug info.
16013 2009-02-28 Jan Hubicka <jh@suse.cz>
16016 * tree-inline.c (setup_one_parameter): Do not copy propagate
16017 arguments when not optimizing.
16019 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
16022 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16023 (avx_addsubv4df3): Likewise.
16024 (*avx_addsubv4sf3): Likewise.
16025 (sse3_addsubv4sf3): Likewise.
16026 (*avx_addsubv2df3): Likewise.
16027 (sse3_addsubv2df3): Likewise.
16028 (avx_unpckhps256): Correct item selectors.
16029 (avx_unpcklps256): Likewise.
16030 (avx_unpckhpd256): Likewise.
16031 (avx_unpcklpd256): Likewise.
16033 2009-02-28 Jan Hubicka <jh@suse.cz>
16035 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
16037 (copy_arguments_for_versioning): If var is declared don't declare it.
16038 (tree_function_versioning): First setup substitutions and then copy
16041 2009-02-27 Jan Hubicka <jh@suse.cz>
16044 * cgraph.h (varpool_output_debug_info): Remove.
16045 * cgraphunit.c (varpool_output_debug_info): Remove.
16046 * dwarf2out.c (deferred_locations_struct): New struct
16047 (deferred_locations): New type.
16048 (deferred_locations_list): New static var.
16049 (deffer_location): New function.
16050 (gen_variable_die): Use it.
16051 (decls_for_scope): Output info on local static vars.
16052 (dwarf2out_finish): Process deferred locations.
16053 * varpool.c (varpool_output_debug_info): Remove.
16055 2009-02-27 Jan Hubicka <jh@suse.cz>
16058 * tree.h (TREE_PROTECTED): Fix comment.
16059 (BLOCK_HANDLER_BLOCK): Remove.
16060 (struct tree_block): Remove handler_block add body_block.
16061 (inlined_function_outer_scope_p): New.
16062 (is_body_block): Remove.
16063 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
16064 * dwarf2out.c (is_inlined_entry_point): Remove.
16065 (add_high_low_attributes): Use inlined_function_outer_scope_p.
16066 (gen_block_die): Use is_inlined_entry_point check. Remove body block
16068 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
16069 * gimplify.c (gimplify_expr): Gimplify body blocks.
16070 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
16071 block with multiple subblocks.
16072 (dump_scope_block): Prettier output; dump more flags and info.
16073 (dump_scope_blocks): New.
16074 (remove_unused_locals): Use dump_scope_blocks.
16075 * tree-flow.h (dump_scope_blocks): Declare.
16076 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
16077 * stmt.c (is_body_block): Remove.
16078 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
16079 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
16081 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
16083 PR middle-end/39308
16084 * graphite.c (graphite_loop_normal_form): Do not call
16085 number_of_iterations_exit from a gcc_assert.
16087 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16089 * config/s390/s390.c (s390_swap_cmp): Look for conditional
16090 jumps if COND is NULL.
16091 (find_cond_jump): New function.
16092 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
16093 * config/s390/s390.md: Remove z10_cobra attribute value.
16095 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
16097 * config/alpha/alpha.h (alpha_expand_mov): Return false if
16098 force_const_mem returns NULL_RTX.
16100 2009-02-26 Jan Hubicka <jh@suse.cz>
16103 * cgraph.h (varpool_output_debug_info): Remove.
16104 * cgraphunit.c (varpool_output_debug_info): Remove.
16105 * dwarf2out.c (deferred_locations_struct): New struct
16106 (deferred_locations): New type.
16107 (deferred_locations_list): New static var.
16108 (deffer_location): New function.
16109 (gen_variable_die): Use it.
16110 (decls_for_scope): Output info on local static vars.
16111 (dwarf2out_finish): Process deferred locations.
16112 * varpool.c (varpool_output_debug_info): Remove.
16114 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
16116 PR rtl-optimization/39241
16117 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
16118 to subreg_offset_representable_p.
16120 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16122 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
16123 execute function prototype. Get f and nregs from max_reg_num
16124 and get_insns. Remove the first backward pass as it's dead,
16125 guard the forward pass by flag_expensive_optimizations.
16126 (rest_of_handle_regmove): Delete.
16127 (pass_regmove): Replace it with regmove_optimize.
16129 2009-02-25 Martin Jambor <mjambor@suse.cz>
16131 PR tree-optimization/39259
16132 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
16133 calls_alloca function flags.
16134 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
16135 calls are detected.
16137 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16139 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
16140 flags_set_1_rtx, flags_set_1_set): Delete.
16141 (regmove_optimize): Do not call mark_flags_life_zones.
16143 2009-02-24 Julian Brown <julian@codesourcery.com>
16146 * config/arm/arm.c (require_pic_register): Only set
16147 cfun->machine->pic_reg once per function.
16149 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
16151 * doc/invoke.texi (Link Options): Document an easier way to pass
16152 options that take arguments to the GNU linker using -Xlinker and -Wl.
16154 2009-02-24 Steve Ellcey <sje@cup.hp.com>
16157 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
16159 2009-02-24 Richard Guenther <rguenther@suse.de>
16162 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
16164 2009-02-24 Richard Guenther <rguenther@suse.de>
16165 Zdenek Dvorak <ook@ucw.cz>
16167 PR tree-optimization/39233
16168 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
16169 from converting them to a generic type.
16171 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
16173 PR tree-optimization/39260
16174 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
16175 contains a condition with a real type.
16176 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
16178 2009-02-23 Jason Merrill <jason@redhat.com>
16181 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
16182 narrowing_initializer_constant_valid_p.
16183 (narrowing_initializer_constant_valid_p): Don't return
16184 null_pointer_node for adding a pointer to itself.
16186 2009-02-23 Jan Hubicka <jh@suse.cz>
16189 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
16192 2009-02-23 Jan Hubicka <jh@suse.cz>
16194 PR tree-optimization/37709
16195 * tree.c (block_ultimate_origin): Move here from dwarf2out.
16196 * tree.h (block_ultimate_origin): Declare.
16197 * dwarf2out.c (block_ultimate_origin): Move to tree.c
16198 * tree-ssa-live.c (remove_unused_scope_block_p):
16199 Eliminate blocks containig no instructions nor live variables nor
16201 (dump_scope_block): New function.
16202 (remove_unused_locals): Enable removal of dead blocks by default;
16203 enable dumping at TDF_DETAILS.
16205 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16207 * config/i386/i386.c (classify_argument): Don't allow COImode
16209 (function_arg_advance_32): Don't allow OImode.
16210 (function_arg_32): Likewise.
16211 (function_value_32): Likewise.
16212 (return_in_memory_32): Likewise.
16213 (function_arg_64): Remove OImode comment.
16215 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16218 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16219 ix86_expand_vector_set for V4DImode in 64bit mode only.
16220 (ix86_expand_vector_init_one_var): Likewise.
16222 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
16224 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
16226 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16229 * loop-iv.c: Revert last change.
16230 * emit-rtl.c: Likewise.
16232 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16235 * config/i386/i386.c (type_natural_mode): Remove an extra
16236 space in the warning message.
16237 (function_value_32): Handle 32-byte vector modes.
16238 (return_in_memory_32): Likewise.
16240 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16242 * loop-iv.c (truncate_value): New function.
16243 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
16245 (lowpart_subreg): Move to...
16246 * emit-rtl.c: ...here.
16248 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
16250 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
16251 accidental and undocumented change at revision 140860.
16253 2009-02-21 Joseph Myers <joseph@codesourcery.com>
16255 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
16256 take gimple_seq * arguments.
16257 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
16258 types_compatible_p langhook.
16260 2009-02-20 Mark Mitchell <mark@codesourcery.com>
16261 Joseph Myers <joseph@codesourcery.com>
16263 * config/arm/arm.c (arm_builtin_va_list): New function.
16264 (arm_expand_builtin_va_start): Likewise.
16265 (arm_gimplify_va_arg_expr): Likewise.
16266 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
16267 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
16268 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
16269 (va_list_type): New variable.
16270 (arm_mangle_type): Mangle va_list_type appropriately.
16272 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16274 PR middle-end/39157
16275 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
16276 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
16277 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
16278 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
16279 parameter to 1000 for -O1 by default.
16280 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
16282 * loop-invariant.c: Include params.h.
16283 (move_loop_invariants): Don't call move_single_loop_invariants on
16286 2009-02-20 Jaka Mocnik <jaka@xlab.si>
16288 * calls.c (emit_library_call_value_1): Use slot_offset instead of
16289 offset when calculating bounds for indexing stack_usage_map. Fixes
16290 a buffer overflow with certain target setups.
16292 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16295 * calls.c (expand_call): Clear try_tail_call if caller and callee
16296 disagree in promotion of function return value.
16298 2009-02-19 Jakub Jelinek <jakub@redhat.com>
16301 * c-common.c (c_determine_visibility): If visibility changed and
16302 DECL_RTL has been already set, call make_decl_rtl to update symbol
16305 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
16308 * varasm.c (assemble_variable): Don't check DECL_NAME when
16309 globalizing a variable.
16311 2009-02-19 Joseph Myers <joseph@codesourcery.com>
16314 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
16315 expression before any __builtin_trap call.
16316 * c-typeck.c (build_function_call): Convert and check function
16317 arguments before generating a call to a trap. Evaluate the
16318 function arguments before the trap.
16320 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
16323 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
16324 (UNSPEC_FXAM_MEM): New unspec.
16325 (fxam<mode>2_i387_with_temp): New insn and split pattern.
16326 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
16327 memory using fxam<mode>2_i387_with_temp to remove excess precision.
16329 2009-02-19 Richard Guenther <rguenther@suse.de>
16331 PR tree-optimization/39207
16332 PR tree-optimization/39074
16333 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
16334 storedanything_tree): New.
16335 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
16336 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
16337 (build_succ_graph): Add edges from STOREDANYTHING to all
16339 (init_base_vars): Initialize STOREDANYTHING.
16340 (compute_points_to_sets): Free substitution info after
16341 building the succ graph.
16342 (ipa_pta_execute): Likewise.
16344 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
16346 (do_ds_constraint): Do not add to special var or non-pointer
16348 (type_could_have_pointers): Split out from ...
16349 (could_have_pointers): ... here. For arrays use the element type.
16350 (create_variable_info_for): Initialize may_have_pointers.
16351 (new_var_info): Likewise.
16352 (handle_lhs_call): Make the HEAP variable unknown-sized.
16353 (intra_create_variable_infos): Use a type with pointers for
16354 PARM_NOALIAS, make it unknown-sized.
16356 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
16359 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
16361 2009-02-18 Jason Merrill <jason@redhat.com>
16364 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
16365 value if DECL_EXTERNAL.
16366 * tree-sra.c (sra_walk_gimple_assign): Likewise.
16367 * target.h (gcc_target::binds_local_p): Clarify "module".
16368 * tree.h (TREE_PUBLIC): Clarify "module".
16370 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
16373 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
16374 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
16376 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
16379 * c.opt (Wabi): Support C and ObjC.
16382 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
16384 * config/i386/i386.c (classify_argument): Warn once about the ABI
16385 change when passing union with long double.
16387 * doc/invoke.texi: Update -Wabi for warning psABI changes.
16389 2009-02-18 Joseph Myers <joseph@codesourcery.com>
16392 * c-parser.c (c_parser_compound_statement): Always enter and leave
16395 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16398 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
16400 2009-02-18 Jakub Jelinek <jakub@redhat.com>
16402 PR tree-optimization/36922
16403 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
16404 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
16407 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16409 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
16412 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16414 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
16416 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16418 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
16421 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
16422 Richard Sandiford <rdsandiford@googlemail.com>
16424 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
16425 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
16426 (loongson_biadd): ...this.
16428 2009-02-17 Richard Guenther <rguenther@suse.de>
16430 PR tree-optimization/39202
16431 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
16432 a var make sure to follow existing collapses.
16434 2009-02-17 Richard Guenther <rguenther@suse.de>
16436 PR middle-end/39214
16437 * langhooks.c (lhd_print_error_function): Check for NULL block.
16439 2009-02-17 Richard Guenther <rguenther@suse.de>
16441 PR tree-optimization/39204
16442 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
16445 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
16447 * config/soft-fp/double.h: Update from glibc CVS.
16449 2009-02-17 Richard Guenther <rguenther@suse.de>
16451 PR tree-optimization/39207
16452 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
16453 strict-aliasing warnings for pointers pointing to NULL.
16455 2009-02-16 Joseph Myers <joseph@codesourcery.com>
16458 * c-parser.c (c_parser_braced_init): Call pop_init_level when
16459 skipping until next close brace.
16461 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
16464 * config/i386/i386.c (ix86_expand_push): Set memory alignment
16465 to function argument boundary.
16467 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16469 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
16470 in the lea_add. Reload eventually constraints it properly.
16471 * config/picochip/constraints.md: Remove the target constraint
16472 "b", since it is not needed anymore.
16474 2009-02-16 Jakub Jelinek <jakub@redhat.com>
16476 * gthr-dce.h: Uglify function parameter and local variable names.
16477 * gthr-gnat.h: Likewise.
16478 * gthr-mipssde.h: Likewise.
16479 * gthr-nks.h: Likewise.
16480 * gthr-posix95.h: Likewise.
16481 * gthr-posix.h: Likewise.
16482 * gthr-rtems.h: Likewise.
16483 * gthr-single.h: Likewise.
16484 * gthr-solaris.h: Likewise.
16485 * gthr-tpf.h: Likewise.
16486 * gthr-vxworks.h: Likewise.
16487 * gthr-win32.h: Likewise.
16489 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
16492 * config/i386/i386.md: Restrict the new peephole2 to move
16493 between MMX/SSE registers.
16495 2009-02-15 Richard Guenther <rguenther@suse.de>
16498 2009-02-13 Richard Guenther <rguenther@suse.de>
16500 * configure.ac: Enable LFS.
16501 * configure: Re-generate.
16502 * config.in: Likewise.
16504 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16506 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
16507 spu_srqwbyte, spu_srqwbytebc): Define.
16508 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
16509 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
16510 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
16511 "shrqby_<mode>"): New insn-and-split patterns.
16512 * config/spu/spu.c (expand_builtin_args): Determine and return
16513 number of operands using spu_builtin_description data.
16514 (spu_expand_builtin_1): Use it.
16516 2009-02-13 Steve Ellcey <sje@cup.hp.com>
16519 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
16522 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16525 * config/i386/i386.c (override_options): Correct warning
16526 messages for -malign-loops, -malign-jumps and -malign-functions.
16528 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16531 * config/i386/i386.md: Restrict the new peephole2 to move
16532 between the general purpose registers.
16534 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16537 * config/i386/i386.c (type_natural_mode): Add a new argument.
16538 Return the original mode and warn ABI change if vector size is 32byte.
16539 (function_arg_advance): Updated.
16540 (function_arg): Likewise.
16541 (ix86_function_value): Likewise.
16542 (ix86_return_in_memory): Likewise.
16543 (ix86_sol10_return_in_memory): Likewise.
16544 (ix86_gimplify_va_arg): Likewise.
16545 (function_arg_32): Don't warn ABX ABI change here.
16546 (function_arg_64): Likewise.
16548 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
16550 * loop-iv.c (implies_p): In the final case, test that operands 0
16551 of the two comparisons match.
16553 * config/bfin/bfin.c (find_prev_insn_start): New function.
16554 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
16555 (find_next_insn_start): Move.
16557 2009-02-13 Richard Guenther <rguenther@suse.de>
16559 * configure.ac: Enable LFS.
16560 * configure: Re-generate.
16561 * config.in: Likewise.
16563 2009-02-13 Joseph Myers <joseph@codesourcery.com>
16566 * c-parser.c (c_parser_parms_list_declarator): Discard pending
16567 sizes on syntax error after some arguments have been parsed.
16569 2009-02-12 Jakub Jelinek <jakub@redhat.com>
16571 * doc/invoke.texi (-fira): Remove.
16573 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16575 * caller-save.c: Replace regclass.c with reginfo.c in comments.
16576 * recog.c: Likewise.
16579 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
16581 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
16582 (umul_ppmm): Likewise.
16583 (count_leading_zeros): Likewise.
16584 (count_trailing_zeros): Likewise.
16585 (UMUL_TIME): Likewise.
16587 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16589 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
16590 soft-fp/t-softfp to tmake_file.
16592 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
16593 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
16594 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
16595 IA64_BUILTIN_INFQ]: New.
16596 (ia64_init_builtins): Initialize __builtin_infq,
16597 __builtin_fabsq and __builtin_copysignq if not HPUX.
16598 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
16599 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
16601 * config/ia64/lib1funcs.asm (__divtf3): Define only if
16603 (__fixtfti): Likewise.
16604 (__fixunstfti): Likewise.
16605 (__floattitf): Likewise.
16607 * config/ia64/libgcc-glibc.ver: New.
16608 * config/ia64/t-fprules-softfp: Likewise.
16609 * config/ia64/sfp-machine.h: Likewise.
16611 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
16612 (LIBGCC2_TF_CEXT): Likewise.
16613 (TF_SIZE): Likewise.
16614 (TARGET_INIT_LIBFUNCS): Likewise.
16616 * config/ia64/t-glibc (SHLINB_MAPFILES):
16617 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
16619 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16621 * config/i386/i386.c (construct_container): Rewrite processing
16622 BLKmode with X86_64_SSE_CLASS.
16624 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
16627 * config/i386/i386.md: Replace simplify_replace_rtx with
16628 replace_rtx in the new peephole2.
16630 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
16632 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
16633 loop unrolling do not happen at -O2.
16635 2009-02-12 Michael Matz <matz@suse.de>
16637 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
16639 2009-02-12 Jakub Jelinek <jakub@redhat.com>
16641 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
16644 2009-02-12 Ben Elliston <bje@au.ibm.com>
16646 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
16647 patterns when updating the back chain. Missed in the 2009-02-10
16650 2009-02-11 Janis Johnson <janis187@us.ibm.com>
16652 * doc/extend.texi (Decimal Floating Types): Update identifier of
16653 draft TR and list of missing support.
16655 2009-02-11 Jakub Jelinek <jakub@redhat.com>
16657 PR middle-end/39154
16658 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
16659 bit to variable length decl's flags, add it also to its
16660 pointer replacement variable.
16662 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
16663 Jakub Jelinek <jakub@redhat.com>
16666 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
16667 (memory_blockage): New expander.
16668 (*memory_blockage): New insn pattern.
16669 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
16670 instead of general blockage at the end of function prologue when
16671 frame pointer is used to access red zone area. Do not emit blockage
16672 when profiling, it is emitted in generic code.
16673 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
16674 function epilogue when frame pointer is used to access red zone area.
16676 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
16679 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
16680 by arithmetic with memory operands.
16681 * config/i386/predicates.md (commutative_operator): New.
16683 2009-02-10 Janis Johnson <janis187@us.ibm.com>
16685 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
16688 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
16690 * alias.h (record_alias_subset): Declare.
16691 * alias.c (record_alias_subset): Make global.
16693 2009-02-10 Nick Clifton <nickc@redhat.com>
16695 * tree-parloops.c: Change license to GPLv3.
16696 * ipa-struct-reorg.c: Change license to GPLv3.
16697 * ipa-struct-reorg.h: Change license to GPLv3.
16699 2009-02-10 Steve Ellcey <sje@cup.hp.com>
16702 * c-decl.c (start_struct): Return NULL on error.
16704 2009-02-10 Jakub Jelinek <jakub@redhat.com>
16706 PR middle-end/39124
16707 * cfgloopmanip.c (remove_path): Call remove_bbs after
16708 cancel_loop_tree, not before it.
16711 * function.h (struct function): Add has_local_explicit_reg_vars bit.
16712 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
16713 VAR_DECLs were seen.
16714 * tree-ssa-live.c (remove_unused_locals): Recompute
16715 cfun->has_local_explicit_reg_vars.
16716 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
16717 copies or clearings if cfun->has_local_explicit_reg_vars.
16719 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
16722 * config/i386/i386.c (expand_prologue): Emit blockage at the end
16723 of function prologue when frame pointer is used to access
16726 2009-02-10 Richard Guenther <rguenther@suse.de>
16728 PR middle-end/39127
16729 * gimplify.c (gimple_regimplify_operands): Always look if
16730 we need to create a temporary.
16732 2009-02-10 Richard Guenther <rguenther@suse.de>
16734 PR tree-optimization/39132
16735 * tree-loop-distribution.c (todo): New global var.
16736 (generate_memset_zero): Trigger TODO_rebuild_alias.
16737 (tree_loop_distribution): Return todo.
16739 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
16742 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
16743 (x86_64_reg_class_name): Removed.
16744 (classify_argument): Return 0 if bytes > 32. Return 0 if the
16745 first one isn't X86_64_SSE_CLASS or any other ones aren't
16746 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
16747 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
16748 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
16749 and 3 X86_64_SSEUP_CLASS.
16750 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
16751 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
16753 2009-02-10 Ben Elliston <bje@au.ibm.com>
16755 * config/rs6000/rs6000.md (allocate_stack): Always use an update
16756 form instruction to update the stack back chain word, even if the
16757 user has disabled the generation of update instructions.
16758 (movdi_<mode>_update_stack): New.
16759 (movsi_update_stack): Likewise.
16760 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
16761 always use an update form instruction to update the stack back
16764 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
16766 PR middle-end/38953
16767 * graphite.c (if_region_set_false_region): After moving a region in
16768 the false branch of a condition, remove the empty dummy basic block.
16769 (gloog): Remove wrong fix for PR38953.
16771 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16773 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
16774 generation due to implicit sign extension.
16776 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
16778 PR middle-end/38981
16779 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
16780 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
16782 2009-02-09 Richard Guenther <rguenther@suse.de>
16784 PR middle-end/35202
16785 * convert.c (convert_to_real): Disable (float)fn((double)x)
16786 to fnf(x) conversion if errno differences may occur and
16787 -fmath-errno is set.
16789 2009-02-07 Anatoly Sokolov <aesok@post.ru>
16791 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
16792 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16793 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16795 2009-02-06 Joseph Myers <joseph@codesourcery.com>
16798 * c-common.c (handle_alias_attribute): Disallow attribute for
16799 anything not a FUNCTION_DECL or VAR_DECL.
16801 2009-02-06 Janis Johnson <janis187@us.ibm.com>
16804 * real.c (do_compare): Special-case compare of zero against
16805 decimal float value.
16807 2009-02-06 Joseph Myers <joseph@codesourcery.com>
16810 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
16811 as indicating flexible array members unless the field itself is
16812 being declarared as the incomplete array.
16814 2009-02-06 Jan Hubicka <jh@suse.cz>
16816 PR tree-optimization/38844
16817 * ipa-inline.c (try_inline): Stop inlining recursion when edge
16818 is already inlined.
16820 2009-02-06 Richard Guenther <rguenther@suse.de>
16822 PR middle-end/38977
16823 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
16824 fork because we may expand it as __gcov_fork.
16826 2009-02-06 Nick Clifton <nickc@redhat.com>
16828 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
16830 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
16832 PR tree-optimization/35659
16833 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
16834 vn_phi_eq): Shortcut if hashcode does not match.
16835 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
16837 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
16838 and avoid iterative_hash_expr.
16839 (FOR_EACH_VALUE_ID_IN_SET): New.
16840 (value_id_compare): Remove.
16841 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
16842 sort expressions by value id.
16844 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
16847 * config/sh/predicates.md (general_movsrc_operand): Don't check
16848 the subreg of system registers here.
16850 2009-02-05 Jakub Jelinek <jakub@redhat.com>
16853 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
16854 on the copied decl.
16856 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
16858 PR rtl-optimization/39110
16859 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
16860 addresses, not aligned ones.
16862 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
16863 Richard Guenther <rguenther@suse.de>
16865 PR tree-optimization/39100
16866 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
16867 comment says and add edges.
16869 2009-02-05 Joseph Myers <joseph@codesourcery.com>
16872 * c-common.c (handle_tls_model_attribute): Ignore attribute for
16873 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
16875 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
16877 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
16878 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
16879 register_bb_in_sese, new_sese, free_sese): Moved.
16880 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
16881 outermost_loop_in_scop, build_scop_iteration_domain,
16882 expand_scalar_variables_ssa_name, get_vdef_before_scop,
16883 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
16884 Use loop_in_sese_p instead of loop_in_scop_p.
16885 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
16886 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
16887 (scopdet_basic_block_info): Fix bug in scop detection.
16888 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
16889 eq_loop_to_cloog_loop): Remove.
16890 (nb_loops_around_loop_in_scop, nb_loop
16891 ref_nb_loops): Moved here...
16892 * graphite.h (ref_nb_loops): ... from here.
16893 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
16894 (loop_domain_dim, loop_iteration_vector_dim): Remove.
16895 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
16896 * testsuite/gcc.dg/graphite/scop-19.c: New
16898 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
16899 Hans-Peter Nilsson <hp@axis.com>
16901 PR rtl-optimization/37889
16902 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
16903 Move offset handling from PLUS to before the switch. Use new
16904 arguments when considering SYMBOL_REFs too.
16905 (rtx_addr_can_trap_p): Pass dummy offset and size.
16906 (enum may_trap_p_flags): Remove.
16907 (may_trap_p_1): Pass size from MEM_SIZE.
16909 PR rtl-optimization/38921
16910 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
16911 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
16912 * rtlanal.c (may_trap_after_code_motion_p): Delete.
16913 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
16915 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
16917 AVX Programming Reference (January, 2009)
16918 * config/i386/sse.md (*vpclmulqdq): New.
16920 2009-02-04 Jakub Jelinek <jakub@redhat.com>
16922 PR tree-optimization/38977
16923 PR gcov-profile/38292
16924 * calls.c (special_function_p): Disregard __builtin_ prefix.
16926 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
16928 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
16929 non-indexable addresses even before reload.
16931 2009-02-03 Joseph Myers <joseph@codesourcery.com>
16934 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
16935 as having variable size. Do not give an error for unnamed
16936 parameters with [*] declarators. Give a warning for type names
16937 with [*] declarators and mark them as variable size.
16938 * c-parser.c (c_parser_sizeof_expression): Do not give an error
16939 for sizeof applied to [*] type names.
16941 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
16944 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
16946 2009-02-03 Jakub Jelinek <jakub@redhat.com>
16948 * gcc.c (process_command): Update copyright notice dates.
16949 * gcov.c (print_version): Likewise.
16950 * gcov-dump.c (print_version): Likewise.
16951 * mips-tfile.c (main): Likewise.
16952 * mips-tdump.c (main): Likewise.
16954 2009-02-03 Joseph Myers <joseph@codesourcery.com>
16957 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
16958 for composite type involving a zero-length array type.
16960 2009-02-03 Jakub Jelinek <jakub@redhat.com>
16963 * function.c (match_asm_constraints_1): Skip over
16964 initial optional % in the constraint.
16966 PR inline-asm/39059
16967 * c-parser.c (c_parser_postfix_expression): If fixed point is not
16968 supported, don't accept FIXED_CSTs.
16969 * c-decl.c (finish_declspecs): Error if fixed point is not supported
16970 and _Sat is used without _Fract/_Accum. Set specs->type to
16971 integer_type_node for cts_fract/cts_accum if fixed point is not
16974 2009-02-02 Catherine Moore <clm@codesourcery.com>
16976 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
16978 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
16980 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
16981 (ABI_HAS_64BIT_SYMBOLS): Use it.
16982 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
16984 2009-02-02 Paul Brook <paul@codesourcery.com>
16986 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
16988 2009-02-02 Jakub Jelinek <jakub@redhat.com>
16990 PR inline-asm/39058
16991 * recog.h (asm_operand_ok): Add constraints argument.
16992 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
16993 recurse on matching constraint.
16994 (check_asm_operands): Pass constraints as 3rd argument to
16995 asm_operand_ok. Don't look up matching constraint here.
16996 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
16999 2009-02-02 Ben Elliston <bje@au.ibm.com>
17001 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
17002 TARGET_NARROW_VOLATILE_BITFIELD macro names.
17004 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17006 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
17007 information. Remove some obsolete information. Reorganize.
17009 * config/pa/fptr.c: Revert license to GPL 2.
17010 * config/pa/milli64.S: Likewise.
17012 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17015 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
17016 LIBRARY name in, instead of hard-coding it.
17017 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
17018 extra target make frag to tmake_files according to EH model.
17019 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
17020 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
17021 frags that define makefile variable EH_MODEL appropriately.
17022 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
17023 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
17024 to "-sjlj" according to type of EH configured.
17025 (LIBGCC_SONAME): Concatenate it to shared library base name.
17026 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
17027 to "_sjlj" according to type of EH configured.
17028 (LIBGCC_SONAME): Concatenate it to shared library base name.
17029 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
17030 (SHLIB_LINK): Add missing semicolon to if-else construct.
17031 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17032 string value of "pe_dll" command-line option.
17033 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
17034 (SHLIB_SONAME): Use it when overriding t-cygming default.
17035 (SHLIB_IMPLIB): Override t-cygming default.
17036 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17037 string value of "pe_dll" command-line option.
17039 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17042 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
17043 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
17045 2009-01-31 Richard Guenther <rguenther@suse.de>
17047 PR tree-optimization/38937
17048 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
17049 computing the transitive closure.
17051 2009-01-30 Richard Guenther <rguenther@suse.de>
17053 PR tree-optimization/39041
17054 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17055 Propagate variable indices only if the types match for this stmt.
17057 2009-01-30 Jakub Jelinek <jakub@redhat.com>
17060 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
17061 inline but never defined.
17063 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
17065 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
17066 (*insv_h_di_reg_extimm): New insn.
17067 (*insv_l<mode>_reg_extimm): New insn.
17069 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17071 * config/picochip/picochip.c (flag_conserve_stack): set
17072 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
17073 fconserve-stack. Reduce call-overhead used by inliner.
17075 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17078 * common.opt (flag_conserve_stack): Initialised to zero.
17080 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
17083 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
17084 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
17087 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
17089 * ira-color.c (allocno_reload_assign): Update comments.
17090 * regmove.c (regmove_optimize): Likewise.
17094 2009-01-29 Robert Millan <rmh@aybabtu.com>
17096 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
17097 * config/i386/kopensolaris-gnu.h: New file. Undefine
17098 `MD_UNWIND_SUPPORT'.
17099 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
17101 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
17103 PR tree-optimization/39007
17104 * tree-loop-distribution.c (generate_builtin): Use
17105 recompute_dominator to compute the immediate dominator of the
17106 basic block just after the loop.
17108 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17110 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
17111 (ASM_OUTPUT_DWARF_PCREL): Define.
17113 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
17115 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
17116 * doc/passes.texi: Remove entries about regclass, local-alloc, and
17117 global. Modify entries about regmove and IRA.
17119 * ra-conflict.c: Remove the file.
17121 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
17123 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
17124 (pass_regclass_init): Rename to pass_reginfo_init.
17126 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
17128 * toplev.h (flag_ira): Remove.
17130 * caller-save.c (setup_save_areas): Remove flag_ira.
17132 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
17134 * global.c: Remove the file.
17136 * opts.c (decode_options): Remove flag_ira.
17138 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
17140 * regmove.c: Modify file description.
17141 (find_use_as_address, try_auto_increment): Define them only if
17142 AUTO_INC_DEC is defined.
17143 (replacement_quality, replace_in_call_usage, fixup_match_1,
17144 stable_and_no_regs_but_for_p): Remove.
17145 (reg_set_in_bb): Make it static.
17146 (regmove_optimize): Remove flag_ira and code which worked for
17149 * local-alloc.c: Remove the file.
17151 * common.opt (fira): Remove.
17153 * ira.c: Include except.h.
17154 (eliminable_regset): Move from global.c.
17155 (mark_elimination): Ditto. Remove flag_ira.
17156 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
17157 equiv_mem_modified, validate_equiv_mem_from_store,
17158 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
17159 contains_replace_regs, memref_referenced_p, memref_used_between_p,
17160 no_equiv, recorded_label_ref): Move from local-alloc.c.
17161 (update_equiv_regs): Ditto. Make it static.
17162 (print_insn_chain, print_insn_chains): Move it from global.c.
17163 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
17164 (build_insn_chain): Ditto. Make it static.
17165 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
17166 Rename to init_live_subregs.
17167 (gate_ira): Remove flag_ira.
17169 * regclass.c: Rename reginfo.c. Change file description.
17170 (FORBIDDEN_INC_DEC_CLASSES): Remove.
17171 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
17172 (init_reg_sets_1): Remove code for evaluation of
17173 reg_class_superclasses and losing_caller_save_reg_set.
17174 (init_regs): Remove init_reg_autoinc.
17175 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
17176 ok_for_base_p_nonstrict): Remove.
17177 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
17178 (pass_regclass_init): Rename to pass_reginfo_init. Modify
17179 corresponding entries.
17180 (dump_regclass, record_operand_costs, scan_one_insn,
17181 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
17182 record_address_regs, auto_inc_dec_reg_p): Remove.
17183 (gt-regclass.h): Rename to gt-reginfo.h.
17185 * rtl.h (dump_global_regs, retry_global_alloc,
17186 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
17188 * Makefile.in (RA_H): Remove.
17189 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
17190 Rename regclass.o to reginfo.o.
17191 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
17193 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
17194 (GTFILES): Rename regclass.c to reginfo.c.
17196 * passes.c (init_optimization_passes): Remove pass_local_alloc and
17197 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
17199 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
17200 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
17202 (finish_spills): Ditto. Remove code for !flag_ira.
17204 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
17206 PR middle-end/35854
17207 * doc/invoke.texi (rtl debug options): Complete rewrite.
17208 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
17210 * mode-switching.c (pass_mode_switching): Rename pass from
17211 "mode-sw" to "mode_sw".
17212 * except.c (pass_convert_to_eh_ranges): Rename pass from
17213 "eh-ranges" to "eh_ranges".
17214 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
17218 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
17219 Alexander Monakov <amonakov@ispras.ru>
17221 PR middle-end/38857
17222 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
17224 (move_exprs_to_boundary): Change return type and pass through
17225 should_move from move_op. Relax assert. Update usage ...
17226 (schedule_expr_on_boundary): ... here. Use should_move instead of
17228 (move_op_orig_expr_found): Indicate that insn was disconnected from
17230 (code_motion_process_successors): Do not call after_merge_succs
17231 callback if original expression was not found when traversing any of
17233 (code_motion_path_driver): Change return type. Update prototype.
17234 (move_op): Update comment. Add a new parameter (should_move). Update
17235 prototype. Set *should_move based on indication provided by
17236 move_op_orig_expr_found.
17238 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
17240 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
17241 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
17242 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
17243 * config/rs6000/rs6000.c (rs6000_override_options): Default
17244 avoid-indexed-addresses on for Power6, off for everything else.
17245 (avoiding_indexed_address_p): New function.
17246 (rs6000_legitimize_address): Use it.
17247 (rs6000_legitimate_address): Likewise.
17248 * config/rs6000/rs6000.md (movXX_updateX): Likewise
17250 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
17252 PR tree-optimization/38997
17253 * tree-loop-distribution.c (generate_memset_zero): Use
17254 POINTER_PLUS_EXPR for a pointer addition.
17256 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
17258 * config/s390/s390.md (bswap<mode>2): New pattern added.
17260 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17262 * config/s390/s390.md (*tls_load_31): Added type attribute.
17264 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17266 * config/s390/s390.md: Fix a few comments.
17268 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17270 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
17271 (*tm<mode>_full): Fixed z10prop attribute.
17272 (*tst<mode>_extimm): Fixed z10prop attribute.
17273 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
17274 (*tstqiCCT_cconly): Fixed z10prop attribute.
17275 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
17276 (*movsi_larl): Fixed z10prop attribute.
17277 (*movsi_zarch): Fixed z10prop attribute.
17278 (*movsi_eas): Fixed z10prop attribute.
17279 (*movhi): Fixed z10prop attribute.
17280 (*movqi): Fixed z10prop attribute.
17281 (*movstrictqi): Fixed z10prop attribute.
17282 (*mov<mode>): Fixed z10prop attribute.
17283 (*movcc): Fixed z10prop attribute.
17284 (*sethighpartdi_64): Fixed z10prop attribute.
17285 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
17286 (*negdi2_sign_cc): Fixed z10prop attribute.
17287 (*negdi2_sign): Fixed z10prop attribute.
17288 (*absdi2_sign_cc): Fixed z10prop attribute.
17289 (*absdi2_sign): Fixed z10prop attribute.
17290 (*negabsdi2_sign_cc): Fixed z10prop attribute.
17291 (*negabsdi2_sign): Fixed z10prop attribute.
17292 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
17293 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
17294 (doloop_si64): Fixed z10prop attribute.
17295 (doloop_si31): Fixed z10prop attribute.
17296 (doloop_long): Fixed z10prop attribute.
17297 (indirect_jump): Fixed z10prop attribute.
17298 (nop): Fixed z10prop attribute.
17299 (main_base_64): Fixed z10prop attribute.
17300 (reload_base_64): Fixed z10prop attribute.
17302 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17304 PR rtl-optimization/38740
17305 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
17307 * config/mips/mips.c (mips_reorg): Likewise.
17309 2009-01-28 Richard Guenther <rguenther@suse.de>
17311 PR tree-optimization/38926
17312 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
17313 with the correct value id to a value.
17314 (do_regular_insertion): Use the value number of edoubleprime
17315 for the value number of the expr.
17318 2008-08-21 Richard Guenther <rguenther@suse.de>
17320 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
17321 a PHI ask VN if it is already available.
17322 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
17323 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
17325 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17327 PR middle-end/38934
17328 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
17329 set to varying whenever max has TREE_OVERFLOW set, similarly
17330 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
17332 2009-01-28 Richard Guenther <rguenther@suse.de>
17334 PR middle-end/38908
17335 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
17336 uninitialized aggregate uses in call arguments.
17338 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
17340 PR tree-optimization/38984
17341 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
17342 the nothing_id variable if -fno-delete-null-pointer-checks.
17344 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
17347 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
17348 (set_got_offset_rex64): Ditto.
17350 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
17353 * doc/extend.texi: Improve local variable with asm reg.
17355 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
17357 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
17358 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
17359 was not supplied then set warn_packed_bitfield_compat to the
17360 default value of 1.
17361 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
17364 2009-01-27 Richard Guenther <rguenther@suse.de>
17366 PR tree-optimization/38503
17367 * cfgexpand.c (expand_gimple_basic_block): Ignore
17368 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
17369 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
17370 variables that cannot have TBAA applied.
17371 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
17374 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
17376 PR middle-end/38969
17377 * calls.c (initialize_argument_information): Do not wrap complex
17378 arguments in SAVE_EXPR.
17380 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
17382 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
17383 (INSTALL_LIBGCC): Revert typo commit.
17385 2009-01-26 Richard Guenther <rguenther@suse.de>
17387 PR tree-optimization/38745
17388 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
17389 from special handling.
17391 2009-01-26 Richard Guenther <rguenther@suse.de>
17393 PR tree-optimization/38745
17394 * tree-ssa.c (execute_update_addresses_taken): Do not include
17395 variables that cannot possibly be a register in not_reg_needs.
17396 Do not clear TREE_ADDRESSABLE on vars that may not become
17398 * tree-ssa.c (update_alias_info_1): Include those in the set
17399 of addressable vars.
17401 2009-01-26 Richard Guenther <rguenther@suse.de>
17403 PR middle-end/38851
17404 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
17405 * tree-ssa-dse.c: Include langhooks.h
17406 (execute_simple_dse): Remove stores with zero size.
17408 2009-01-24 Jakub Jelinek <jakub@redhat.com>
17411 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
17414 2009-01-24 Julian Brown <julian@codesourcery.com>
17416 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
17417 config/arm/linux-atomic.c.
17418 * config/arm/linux-atomic.c: New.
17420 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
17422 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
17423 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
17424 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
17426 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
17429 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
17432 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
17434 PR tree-optimization/38953
17435 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
17436 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
17437 (gloog): Split the exit of the scop when the scop exit is a loop exit.
17438 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
17441 2009-01-24 Paul Brook <paul@codesourcery.com>
17443 * config/arm/neon.md (neon_type): Move to arm.md.
17444 (neon_mov<VSTRUCT>): Add neon_type attribute.
17445 * config/arm/arm.md (neon_type): Move to here.
17446 (conds): Add "unconditioal" and use as default for NEON insns.
17448 2009-01-24 Ben Elliston <bje@au.ibm.com>
17450 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
17451 void *' warning from -Wc++-compat.
17452 * Makefile.in (dominance.o-warn): Remove.
17454 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
17456 PR tree-optimization/38932
17457 * fold-const.c (fold_unary_ignore_overflow): New.
17458 * tree.h (fold_unary_ignore_overflow): Declare.
17459 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
17460 * tree-ssa-sccvn.c (visit_reference_op_load,
17461 simplify_unary_expression): Likewise.
17463 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
17465 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
17466 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
17467 regardless of their type.
17468 * c-common.c (handle_packed_attribute): Don't ignore packed on
17470 * c.opt (Wpacked-bitfield-compat): New warning option.
17471 * stor-layout.c (place_field): Warn if offset of a field changed.
17472 * doc/extend.texi (packed): Mention the ABI change.
17473 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
17474 (Warning Options): Add it to the list.
17476 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
17478 * c-opts.c (c_common_post_options): Fix a typo in comments.
17480 2009-01-22 Steve Ellcey <sje@cup.hp.com>
17482 PR middle-end/38615
17483 * gimplify.c (gimplify_init_constructor): Fix promotion of const
17484 variables to static.
17485 * doc/invoke.texi (-fmerge-all-constants): Update description.
17487 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
17490 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
17491 (*movdi_1_rex64): Use type "mmx" for alternative 5.
17493 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
17495 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
17497 (LOCAL_ALIGNMENT): Similarly.
17499 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17500 Joseph Myers <joseph@codesourcery.com>
17502 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
17503 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
17504 * config/arm/arm-tune.md: Regenerate.
17505 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
17508 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17510 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
17511 version number to five.
17513 2009-01-22 Dodji Seketeli <dodji@redhat.com>
17516 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
17517 * c-common.c (set_underlying_type): Likewise.
17518 (is_typedef_decl ): Likewise
17520 (set_underlying_type): Likewise.
17521 (is_typedef_type): Likewise.
17523 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
17525 PR middle-end/38587
17526 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
17529 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
17532 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
17533 (LIBGCC_SPEC): Don't define.
17534 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
17536 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
17538 PR rtl-optimization/38879
17539 * alias.c (base_alias_check): Unaligned access via AND address can
17540 alias all surrounding object types except those with sizes equal
17541 or wider than the size of unaligned access.
17543 2009-01-21 Dodji Seketeli <dodji@redhat.com>
17546 * c-decl.c (clone_underlying_type): Move this ...
17547 * c-common.c (set_underlying_type): ... here.
17548 Also, make sure the function properly sets TYPE_STUB_DECL() on
17549 the newly created typedef variant type.
17550 (is_typedef_decl ): New entry point.
17551 * tree.h: Added a new member member_types_needing_access_check to
17552 struct tree_decl_non_common.
17553 (set_underlying_type): New entry point.
17554 (is_typedef_type): Likewise.
17556 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
17558 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
17559 Check whether two instructions have memory references that
17560 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
17561 are helper functions for traversing.
17562 * alias.h (insn_alias_sets_confilict_p): New prototypes.
17563 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
17564 not to draw dependency edge for instructions with non-conflicting
17567 2009-01-20 Joseph Myers <joseph@codesourcery.com>
17570 * longlong.h: Update copyright years. Use soft-fp license notice.
17571 Sync __clz_tab declaration with glibc.
17573 2009-01-20 Steve Ellcey <sje@cup.hp.com>
17576 * doc/extend.texi (syscall_linkage): New.
17577 (version_id): Modify.
17579 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
17580 Richard Guenther <rguenther@suse.de>
17582 PR tree-optimization/38747
17583 PR tree-optimization/38748
17584 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
17585 conversion if the base address is an indirect reference and the
17586 aliasing sets could cause issues.
17588 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
17590 * common.opt (fgraphite, fgraphite-identity): Add comment for
17591 explaining why these options are not documented.
17593 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
17595 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
17596 gimple_call_lhs is NULL.
17598 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
17601 * emit-rtl.c (adjust_address_1): Make sure memref is never
17604 2009-01-20 Ben Elliston <bje@au.ibm.com>
17606 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
17607 const qualifier from arg parameter. Remove unnecessary cast to char *.
17608 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
17609 const qualifier from arg 2.
17611 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
17613 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
17615 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
17618 * rtl.h (reinit_regs): New prototype.
17619 * regclass.c: Include ira.h.
17620 (reinit_regs): New.
17621 * Makefile.in (regclass.o): Add ira.h.
17622 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
17624 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
17627 * c-common.c (handle_aligned_attribute): Use
17628 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
17629 default alignment value.
17631 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
17633 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
17634 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
17636 * doc/extend.texi: Update __attribute__ ((aligned)). Document
17637 __BIGGEST_ALIGNMENT__.
17639 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
17641 2009-01-18 Richard Guenther <rguenther@suse.de>
17643 PR tree-optimization/38819
17644 * tree-flow.h (operation_could_trap_helper_p): Declare.
17645 * tree-eh.c (operation_could_trap_helper_p): Export.
17646 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
17647 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
17648 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
17649 are about to insert a possibly trapping instruction and fail
17652 2009-01-18 Andreas Schwab <schwab@suse.de>
17654 * doc/install.texi (Configuration): Remove obsolete paragraph
17655 about use of --with-gnu-ld with --with-gnu-as.
17657 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
17659 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
17660 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
17661 Follow spelling conventions.
17663 2009-01-18 Ben Elliston <bje@au.ibm.com>
17665 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
17666 C++ warning about implicit conversion from void * to struct
17668 (bitmap_obstack_free): Likewise for bitmap_element *.
17669 * Makefile.in (bitmap.o-warn): Remove.
17671 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
17673 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
17675 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
17676 Tobias Grosser <tobi.grosser@amd.com>
17678 * graphite.c (graphite_trans_scop_block): Do not block single
17681 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
17683 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
17684 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
17685 test with assertion.
17687 2009-01-16 Richard Guenther <rguenther@suse.de>
17689 PR tree-optimization/38835
17690 PR middle-end/36227
17691 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
17692 and INT + PTR -> (INT)(PTR p+ INT) folding.
17693 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
17695 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
17698 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
17699 the subreg from a lowpart subreg if it is also casting the value.
17701 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
17702 Tobias Grosser <tobi.grosser@amd.com>
17704 * graphite.c (compare_prefix_loops): New.
17705 (build_scop_canonical_schedules): Rewritten.
17706 (graphite_transform_loops): Move build_scop_canonical_schedules
17707 after build_scop_iteration_domain.
17709 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
17710 Tobias Grosser <tobi.grosser@amd.com>
17712 * graphite.c (add_conditions_to_domain): Add the loops to
17713 the dimension of the iteration domain. Do copy the domain
17714 only when it exists.
17715 (build_scop_conditions_1): Do not call add_conditions_to_domain.
17716 (add_conditions_to_constraints): New.
17717 (can_generate_code_stmt, can_generate_code): Removed.
17718 (gloog): Do not call can_generate_code.
17719 (graphite_transform_loops): Call add_conditions_to_constraints
17720 after building the iteration domain.
17722 2009-01-16 Jakub Jelinek <jakub@redhat.com>
17724 PR tree-optimization/38789
17725 * tree-ssa-threadedge.c
17726 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
17727 __builtin_constant_p.
17729 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17731 * dce.c (delete_unmarked_insns): Reversed the order that insns are
17732 examined before deleting them.
17734 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
17736 * function.c (aggregate_value_p): Correctly extract the function
17737 type from CALL_EXPR_FN lookup.
17739 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17741 * config/picochip/picochip.c (picochip_override_options): Revert
17742 CFI asm flag disable commited previously.
17744 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
17745 Tobias Grosser <tobi.grosser@amd.com>
17746 Jan Sjodin <jan.sjodin@amd.com>
17748 * graphite.c (scan_tree_for_params): On substractions negate
17749 all the coefficients of the term.
17750 (clast_to_gcc_expression_red): New. Handle reduction expressions
17751 of more than two operands.
17752 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
17753 (get_vdef_before_scop): Handle also the case of default definitions.
17755 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
17757 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
17758 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
17759 Also use them when walking CALL_INSN_FUNCTION_USAGE.
17761 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
17762 Joey Ye <joey.ye@intel.com>
17764 PR middle-end/37843
17765 * cfgexpand.c (expand_stack_alignment): Don't update stack
17766 boundary nor check incoming stack boundary here.
17767 (gimple_expand_cfg): Update stack boundary and check incoming
17768 stack boundary here.
17770 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
17772 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
17774 2009-01-14 Jakub Jelinek <jakub@redhat.com>
17776 PR rtl-optimization/38245
17777 * calls.c (expand_call): Add stack arguments to
17778 CALL_INSN_FUNCTION_USAGE even for pure calls (when
17779 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
17780 in regs and partially in memory or BLKmode arguments.
17781 (emit_library_call_value_1): Add stack arguments to
17782 CALL_INSN_FUNCTION_USAGE even for pure calls (when
17783 ACCUMULATE_OUTGOING_ARGS).
17784 * dce.c: Include tm_p.h.
17785 (find_call_stack_args): New function.
17786 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
17788 (mark_insn): Call find_call_stack_args for CALL_Ps.
17789 (prescan_insns_for_dce): Walk insns backwards in bb rather than
17790 forwards. Allocate and free arg_stores bitmap if needed, pass it
17791 down to deletable_insn_p, don't mark stores set in arg_stores
17792 bitmap, clear the bitmap at the beginning of each bb.
17793 * Makefile.in (dce.o): Depend on $(TM_P_H).
17795 2009-01-14 Michael Meissner <gnu@the-meissners.org>
17798 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
17799 to make sure the insn is a conditional test (bug 22599). Reformat a
17802 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
17804 PR middle-end/38431
17805 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
17806 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
17807 (gloog): Do not call cleanup_tree_cfg.
17808 (graphite_transform_loops): Call cleanup_tree_cfg after all
17809 scops have been code generated.
17811 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
17812 * doc/gty.texi (Invoking the garbage collector): Added new node
17813 and section documenting ggc_collect.
17815 2009-01-14 Richard Guenther <rguenther@suse.de>
17817 PR tree-optimization/38826
17818 PR middle-end/38477
17819 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
17820 initialization notes only if we actually emitted a warning.
17821 (intra_create_variable_infos): Add constraints for a result decl
17822 that is passed by hidden reference.
17823 (build_pred_graph): Mark all related variables non-direct on
17826 2009-01-14 Nick Clifton <nickc@redhat.com>
17828 * ira-conflicts.c: Include addresses.h for the definition of
17830 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
17831 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
17833 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
17836 * Makefile.in (ira-lives.o): Add except.h.
17838 * ira-lives.c: Include except.h.
17839 (process_bb_node_lives): Process can_throw_internal.
17841 2009-01-13 Jakub Jelinek <jakub@redhat.com>
17843 PR rtl-optimization/38774
17844 * combine.c (simplify_set): When undoing cc_use change, don't do
17845 PUT_CODE on the newly created comparison, but instead put back the
17848 2009-01-13 Joseph Myers <joseph@codesourcery.com>
17850 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
17851 values. Remove duplicate arm8 entry.
17853 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
17855 PR tree-optimization/38786
17856 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
17857 the SSA_NAME case of expand_scalar_variables_expr.
17858 Set the type of an expression to the type of its assign statement.
17859 (expand_scalar_variables_expr): Also gather the scalar computation
17860 used to index the memory access. Do not pass loop_p.
17861 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
17862 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
17863 the gimple_stmt_iterator where it inserts new code.
17864 Do not pass loop_p.
17865 (copy_bb_and_scalar_dependences): Do not pass loop_p.
17866 (translate_clast): Update call to copy_bb_and_scalar_dependences.
17868 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
17870 * graphite.h (debug_value): Removed.
17871 * graphite.c (debug_value): Removed.
17873 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
17875 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
17876 ldrd/strd with two 32-bit instructions.
17878 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
17880 * config/arm/arm.c (struct processors): Pass for speed down into
17881 cost helper functions.
17882 (const_ok_for_op): Handle COMPARE and inequality nodes.
17883 (arm_rtx_costs_1): Rewrite.
17884 (arm_size_rtx_costs): Update prototype.
17885 (arm_rtx_costs): Pass speed down to helper functions.
17886 (arm_slowmul_rtx_costs): Rework cost calculations.
17887 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
17888 (arm_9e_rtx_costs): Likewise.
17890 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
17892 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
17893 relocations of local symbols wider than UNITS_PER_WORD are not valid.
17894 (alpha_legitimize_address): Do not split local symbols wider than
17895 UNITS_PER_WORD into HIGH/LO_SUM parts.
17897 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
17900 * gcc.c (process_command): Replace call to execvp with calls
17901 to pex_one and exit.
17903 2009-01-03 Anatoly Sokolov <aesok@post.ru>
17906 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
17907 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
17908 variant for devices with 3-byte PC.
17909 (__tablejump_elpm__): New.
17911 2009-01-12 Jakub Jelinek <jakub@redhat.com>
17914 * c-parser.c (c_parser_postfix_expression): Allow `->' in
17915 offsetof member-designator, handle it as `[0].'.
17917 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17919 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
17920 function when not using named sections on targets with named sections
17921 if branch distance is less than 262132.
17923 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
17925 * combine.c (combine_instructions): Recompute
17926 optimize_this_for_speed_p for each BB in the main combine loop.
17928 2009-01-12 Tomas Bily <tbily@suse.cz>
17931 * tree-loop-distribution.c (prop_phis): New function.
17932 (generate_builtin): Call prop_phis.
17933 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
17935 2009-01-12 Jakub Jelinek <jakub@redhat.com>
17937 PR tree-optimization/38807
17938 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
17939 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
17941 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
17943 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
17944 subreg of op0 to the original op0.
17946 2009-01-11 Laurent GUERBY <laurent@guerby.net>
17948 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
17950 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
17953 * mips-tfile.c (parse_def): Fix parsing of def strings
17954 starting with digits.
17956 2009-01-10 Jakub Jelinek <jakub@redhat.com>
17959 * config/arm/arm.c (arm_is_long_call_p): Don't call
17960 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
17962 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
17964 * regrename.c (regrename_optimize): Fix dumping.
17965 (find_oldest_value_reg): Preserve REG_POINTER.
17966 (copy_hardreg_forward_1): Likewise.
17968 2009-01-09 Diego Novillo <dnovillo@google.com>
17970 * gimple.h (struct gimple_statement_base) <uid>: Document
17971 the restrictions on its use.
17972 (gimple_uid): Tidy.
17973 (gimple_set_uid): Tidy.
17975 2009-01-09 Jakub Jelinek <jakub@redhat.com>
17977 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
17978 zero guard even if align_bytes != 0 and count is smaller than
17981 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
17983 PR rtl-optimization/38495
17984 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
17985 (add_range_and_copies_from_move_list): Print all added ranges.
17986 Add ranges to memory optimized destination.
17988 2009-01-09 Jakub Jelinek <jakub@redhat.com>
17992 * config/i386/i386.c (override_options): Reject
17993 -mstringop-strategy=rep_8byte with -m32.
17994 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
17995 to 1. Do count comparison against epilogue_size_needed at compile
17996 time even when count_exp was constant forced into register. For
17997 size_needed don't jump to epilogue, instead just avoid aligning
17998 and invoke the body algorithm. If need_zero_guard, add zero guard
17999 even if count is non-zero, but smaller than size_needed + number of
18000 bytes that could be stored for alignment.
18001 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
18002 to 1. If need_zero_guard, add zero guard even if count is non-zero,
18003 but smaller than size_needed + number of bytes that could be stored
18004 for alignment. Compare size_needed with epilogue_size_needed instead
18005 of desired_align - align, don't adjust size_needed, pass
18006 epilogue_size_needed to the epilogue expanders.
18009 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
18011 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18013 * pa.c (last_address): Change to unsigned.
18014 (update_total_code_bytes): Change argument to unsigned. Don't
18015 check if insn addresses are set.
18016 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
18017 addresses are not set.
18018 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
18020 2009-01-09 Nick Clifton <nickc@redhat.com>
18022 * config/sh/symbian.c: Replace uses of DECL_INLINE with
18023 DECL_DECLARED_INLINE_P.
18025 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18027 PR middle-end/38347
18028 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
18029 GET_MODE (op0) in operand_subword_force calls.
18031 PR middle-end/38771
18032 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
18033 fold_convert arg0 operands to TREE_TYPE (op0) first.
18035 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
18037 * params.def (ira-max-conflict-table-size): Decrease default value
18040 2009-01-08 Jakub Jelinek <jakub@redhat.com>
18042 PR tree-optimization/37031
18043 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
18045 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
18046 allocate it using gc instead of heap, use VEC_quick_push instead of
18048 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
18049 instead of heap, use VEC_quick_push instead of VEC_safe_push.
18050 * tree-data-ref.h (struct access_matrix): Change matrix to gc
18051 allocated vector from heap allocated.
18052 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
18053 * tree-loop-linear.c (linear_transform_loops): Allocate nest
18054 vector only after perfect_loop_nest_depth call.
18056 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
18057 Jan Sjodin <jan.sjodin@amd.com>
18059 PR tree-optimization/38559
18060 * graphite.c (debug_value, copy_constraint,
18061 swap_constraint_variables, scale_constraint_variable, ): New.
18062 (get_lower_bound, get_upper_bound): Removed.
18063 (graphite_trans_bb_strip_mine): Clean up this code that works
18064 only for constant number of iterations. Fully copy upper and
18065 lower bound constraints, not only the constant part of them.
18066 * graphite.h (debug_value): Declared.
18068 2009-01-08 Ira Rosen <irar@il.ibm.com>
18070 PR tree-optimization/37194
18071 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
18072 Don't add the cost of cost model guard in prologue to scalar
18073 outside cost in case of known number of iterations.
18075 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
18076 Alan Modra <amodra@bigpond.net.au>
18078 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
18079 non-word-aligned REG+CONST addressing.
18081 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18084 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
18085 free_after_compilation when outputting a thunk.
18086 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
18087 Do not call free_after_compilation here.
18089 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18091 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
18092 (ix86_valid_target_attribute_inner_p): Ditto.
18094 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
18096 PR tree-optimization/38492
18097 PR tree-optimization/38498
18098 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
18099 * tree-chrec.h (scev_is_linear_expression): Declared.
18100 * graphite.c (graphite_cannot_represent_loop_niter): New.
18101 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
18102 (graphite_loop_normal_form): Use gcc_assert.
18103 (scan_tree_for_params): Use CASE_CONVERT.
18104 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
18105 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
18106 Use gcc_assert. Discard scops that contain unhandled cases.
18107 (build_scop_conditions): Return a boolean status for unhandled cases.
18108 (strip_mine_profitable_p): Print the loop number, not its depth.
18109 (is_interchange_valid): Pass the depth of the loop nest, don't
18110 recompute it wrongly.
18111 (graphite_trans_bb_block): Same.
18112 (graphite_trans_bb_block): Print tentative of loop blocking.
18113 (graphite_trans_scop_block): Do not print that the loop has been
18115 (graphite_transform_loops): Do not handle scops that contain condition
18118 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
18120 AVX Programming Reference (December, 2008)
18121 * config/i386/avxintrin.h (_mm256_stream_si256): New.
18122 (_mm256_stream_pd): Likewise.
18123 (_mm256_stream_ps): Likewise.
18125 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
18126 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
18127 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
18128 (bdesc_special_args): Add __builtin_ia32_movntdq256,
18129 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
18130 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
18131 (ix86_expand_special_args_builtin): Likewise.
18133 * config/i386/sse.md (AVXMODEDI): New.
18134 (avx_movnt<mode>): Likewise.
18135 (avx_movnt<mode>): Likewise.
18136 (<sse>_movnt<mode>): Remove AVX support.
18137 (sse2_movntv2di): Likewise.
18139 2009-01-07 Richard Guenther <rguenther@suse.de>
18141 PR middle-end/38751
18142 * fold-const.c (extract_muldiv): Remove obsolete comment.
18143 (fold_plusminus_mult_expr): Undo MINUS_EXPR
18144 to PLUS_EXPR canonicalization for the canonicalization.
18146 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
18148 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
18149 hosted cross-compilers generating less efficient code.
18151 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18153 * function.h (rtl_data): Add a dbr_scheduled_p field.
18154 * reorg.c (dbr_schedule): Set it.
18155 (gate_handle_delay_slots): Check it.
18156 * config/mips/mips.c (mips_base_delayed_branch): Delete.
18157 (mips_reorg): Check flag_delayed_branch instead of
18158 mips_base_delayed_branch.
18159 (mips_override_options): Don't set mips_base_delayed_branch
18160 or flag_delayed_branch.
18162 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18164 PR rtl-optimization/38426.
18165 * ira.c (ira): Set current_function_is_leaf earlier.
18167 2009-01-06 Jakub Jelinek <jakub@redhat.com>
18169 PR rtl-optimization/38722
18170 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
18171 too early, only set a flag and modify after last possible
18174 2009-01-06 Janis Johnson <janis187@us.ibm.com>
18177 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
18178 * real.c (decimal_single_format): Correct values of emin and emax.
18179 (decimal_double_format): Ditto.
18180 (decimal_quad_format): Ditto.
18181 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
18182 computation of DECnn_MIN and DECnn_MAX for corrected values of
18183 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
18184 __DECnn_MIN__, and adjust its computation for the corrected value
18187 2009-01-06 Jan Hubicka <jh@suse.cz>
18190 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
18192 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
18194 * doc/contrib.texi (Contributors): Slightly adjust the end note.
18195 Add Robert Clark to the list of testers.
18197 2009-01-06 Jan Hubicka <jh@suse.cz>
18198 Kai Tietz <kai.tietz@onevision.com>
18200 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
18201 * config/i386/i386.c (ix86_expand_call): Add clobbers.
18203 2009-01-06 Jan Hubicka <jh@suse.cz>
18204 Kai Tietz <kai.tietz@onevision.com>
18206 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
18208 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
18209 (ix86_nsaved_regs): Count only general purpose regs.
18210 (ix86_nsaved_sseregs): New.
18211 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
18212 to 16 for w64; compute padding and size of sse reg save area.
18213 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
18214 general purpose regs.
18215 (ix86_emit_save_sse_regs_using_mov): New.
18216 (ix86_expand_prologue): Save SSE regs if needed.
18217 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
18218 (ix86_emit_restore_sse_regs_using_mov): New.
18219 (ix86_expand_epilogue): Save SSE regs if needed.
18221 2009-01-06 Jan Hubicka <jh@suse.cz>
18222 Kai Tietz <kai.tietz@onevision.com>
18224 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
18225 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
18226 functions when accumulate outgoing args is off.
18228 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18231 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
18232 before using pseudos_have_intersected_live_ranges_p.
18234 * ira-int.h (ira_assert): Always define.
18236 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18238 AVX Programming Reference (December, 2008)
18239 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
18240 (_mm256_permute2_pd): Likewise.
18241 (_mm_permute2_ps): Likewise.
18242 (_mm256_permute2_ps): Likewise.
18243 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
18244 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
18246 * config/i386/i386.c (ix86_builtins): Remove
18247 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
18248 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
18249 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
18250 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
18251 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
18252 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
18253 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
18254 __builtin_ia32_vpermil2ps256.
18255 (ix86_init_mmx_sse_builtins): Updated.
18256 (ix86_expand_args_builtin): Likewise.
18258 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18260 * pa.c (output_call): Relocate non-jump insns in the delay slot of
18261 long absolute calls when generating PA 2.0 code.
18263 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
18265 PR rtl-optimization/38583
18266 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
18268 * params.def (ira-max-conflict-table-size): New.
18270 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
18272 * ira.h (ira_conflicts_p): New external definition.
18274 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
18275 table. Report this. Return result of building.
18276 (ira_build_conflicts): Use ira_conflicts_p. Check result of
18277 building conflict table.
18279 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
18280 (ira_color): Use ira_conflicts_p.
18282 * global.c: Include ira.h.
18283 (pseudo_for_reload_consideration_p, build_insn_chain): Use
18286 * Makefile.in (global.o): Add ira.h.
18288 * ira-build.c (mark_all_loops_for_removal,
18289 propagate_some_info_from_allocno): New.
18290 (remove_unnecessary_allocnos): Call
18291 propagate_some_info_from_allocno.
18292 (remove_low_level_allocnos): New.
18293 (remove_unnecessary_regions): Add parameter. Call
18294 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
18295 parameter to remove_unnecessary_regions.
18296 (ira_build): Remove all regions but root if the conflict table was
18297 not built. Update conflict hard regs for allocnos crossing calls.
18299 * ira.c (ira_conflicts_p): New global.
18300 (ira): Define and use ira_conflicts_p.
18302 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18303 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
18304 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
18306 2009-01-06 Ben Elliston <bje@au.ibm.com>
18308 * gengtype-lex.l (YY_NO_INPUT): Define.
18310 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
18313 * c-common.c (handle_vector_size_attribute): Also reject
18314 BOOLEAN_TYPE types.
18316 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
18318 PR tree-optimization/38492
18319 * graphite.c (rename_map_elt, debug_rename_elt,
18320 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
18321 rename_map_elt_info, eq_rename_map_elts,
18322 get_new_name_from_old_name, bb_in_sese_p): Moved around.
18323 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
18324 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
18325 (sese_build_livein_liveouts): New.
18326 (new_sese, free_sese): New.
18327 (new_scop): Call new_sese.
18328 (free_scop): Call free_sese.
18329 (rename_variables_from_edge, rename_phis_end_scop): Removed.
18330 (register_old_new_names): Renamed register_old_and_new_names.
18331 (register_scop_liveout_renames, add_loop_exit_phis,
18332 insert_loop_close_phis, struct igp,
18333 default_liveout_before_guard, add_guard_exit_phis,
18334 insert_guard_phis, copy_renames): New.
18335 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
18336 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
18337 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
18338 (scop_adjust_phis_for_liveouts): New.
18339 (gloog): Call scop_adjust_phis_for_liveouts.
18341 * graphite.h (struct sese): Documented. Added fields liveout,
18342 num_ver and livein.
18343 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
18344 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
18345 (struct scop): Added field liveout_renames.
18346 (SCOP_LIVEOUT_RENAMES): New.
18348 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18350 PR tree-optimization/38510
18351 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
18352 (translate_clast): Call recompute_all_dominators before
18354 (gloog): Call recompute_all_dominators before graphite_verify.
18356 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18357 Jan Sjodin <jan.sjodin@amd.com>
18359 PR tree-optimization/38500
18360 * graphite.c (create_sese_edges): Call fix_loop_structure after
18363 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18365 * config.gcc: Add m32r*-*-rtems*.
18366 * config/m32r/rtems.h: New file.
18368 2009-01-05 Ben Elliston <bje@au.ibm.com>
18370 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
18371 (.po.pox): Likewise.
18372 (po/gcc.pot): Likewise.
18374 2009-01-04 David S. Miller <davem@davemloft.net>
18376 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
18377 (STARTING_FRAME_OFFSET): Always set to zero.
18379 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18381 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
18382 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
18383 fixed-point types, and vectors of the same.
18385 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18387 * config/mips/sync.md (*mb_barrier): Rename to...
18388 (*memory_barrier): ...this.
18390 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
18392 * doc/extend.texi (Function Attributes): Move @cindex after @item
18393 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
18394 and put in alphabetical order. Fix 'target' name and put in order.
18395 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
18398 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
18400 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
18401 (memory_barrier): Expand as unspec instead of unspec_volatile.
18402 Remove mem:BLK from insn operands. Use Pmode scratch register.
18403 (*memory_barrier): Define as unspec instead of unspec_volatile.
18404 Use (match_dup 0) as input operand.
18406 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
18407 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
18408 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
18409 scratch register. Remove operand 1.
18410 (*stbar): Define as unspec instead of unspec_volatile.
18411 Use (match_dup 0) as input operand, remove (const_int 8).
18412 (*membar): Define as unspec instead of unspec_volatile.
18413 Use (match_dup 0) as input operand, remove input operand 2.
18415 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
18416 (memory_barrier): Expand as unspec instead of unspec_volatile.
18417 Remove mem:BLK from insn operands. Use Pmode scratch register.
18418 (*memory_barrier): Define as unspec instead of unspec_volatile.
18419 Use (match_dup 0) as input operand.
18421 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
18422 Remove mem:BLK from insn operands. Use Pmode scratch register.
18423 Set volatile flag on operand 0.
18424 (*memory_barrier): New insn pattern.
18426 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
18428 (*memory_barrier): Use (match_dup 0) as input operand.
18430 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
18431 Remove mem:BLK from insn operands. Use Pmode scratch register.
18432 Set volatile flag on operand 0.
18433 (*mb_internal): New insn pattern.
18435 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
18437 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18439 PR middle-end/38586
18440 * function.c (struct temp_slot): Move to the section of the file
18441 that deals with temp slots. Remove field 'address'.
18442 (temp_slot_address_table): New hash table of address -> temp slot.
18443 (struct temp_slot_address_entry): New struct, items for the table.
18444 (temp_slot_address_compute_hash, temp_slot_address_hash,
18445 temp_slot_address_eq, insert_temp_slot_address): Support functions
18447 (find_temp_slot_from_address): Rewrite to use the new hash table.
18448 (remove_unused_temp_slot_addresses): Remove addresses of temp
18449 slots that have been made available.
18450 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
18451 worker function for remove_unused_temp_slot_addresses.
18452 (assign_stack_temp_for_type): Don't clear the temp slot address list.
18453 Add the temp slot address to the address -> temp slot map.
18454 (update_temp_slot_address): Update via insert_temp_slot_address.
18455 (free_temp_slots): Call remove_unused_temp_slot_addresses.
18456 (pop_temp_slots): Likewise.
18457 (init_temp_slots): Allocate the address -> temp slot map, or empty
18458 the map if it is already allocated.
18459 (prepare_function_start): Initialize temp slot processing.
18461 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18463 PR middle-end/38584
18464 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
18465 Calculate the size of all stack vars assuming no packing of stack
18466 vars will happen, replacing a quadratic algorithm with a linear one.
18468 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18471 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
18474 2009-01-03 Diego Novillo <dnovillo@google.com>
18476 * doc/contrib.texi: Update contributions.
18478 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18481 * builtins.c (fold_builtin_memory_op): Give up if either operand
18482 is volatile. Set srctype or desttype to non-qualified version
18486 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
18487 and FUNCTION_DECLs.
18489 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
18491 PR rtl-optimization/35805
18492 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
18493 problem if fast dce is able to remove any instructions.
18494 * dce.c (dce_process_block): Fix dump message.
18496 2009-01-02 Mark Mitchell <mark@codesourcery.com>
18499 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
18501 2009-01-02 Jakub Jelinek <jakub@redhat.com>
18503 PR middle-end/38690
18504 * tree-flow.h (op_code_prio, op_prio): New prototypes.
18505 * tree-pretty-print.c (op_code_prio): New function.
18506 (op_prio): No longer static. Use op_code_prio.
18507 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
18508 Use op_prio and op_code_prio to determine if () should be
18509 printed around operand(s) or not.
18511 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
18512 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
18513 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
18514 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
18515 pp_character instead of pp_string for single letter printing.
18517 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
18519 * doc/extend.texi: Fix '#pragma GCC option' typo.
18521 2009-01-02 Richard Guenther <rguenther@suse.de>
18523 * doc/install.texi (--enable-checking): Mention different
18524 default for stage1.
18525 (--enable-stage1-checking): Document.
18527 2009-01-01 Andrew Pinski <pinskia@gmail.com>
18529 PR middle-end/30142
18530 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
18531 case to be an error.
18533 2009-01-02 Ben Elliston <bje@au.ibm.com>
18535 * config/fp-bit.h (pack_d): Constify argument.
18536 * config/fp-bit.c (makenan): Constify return type. Remove casts.
18537 (isnan): Constify argument.
18539 (iszero): Likewise.
18540 (pack_d): Likewise.
18541 (_fpadd_parts): Constify return type.
18542 (_fpmul_parts): Likewise.
18543 (_fpdiv_parts): Likewise.
18545 2009-01-01 Jakub Jelinek <jakub@redhat.com>
18548 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
18549 warn about overwriting initializer with side-effects or
18550 -Woverride-init if !IMPLICIT.
18551 (output_init_element): Likewise. Pass IMPLICIT down to
18553 (process_init_element): Add IMPLICIT argument. Pass it down
18554 to output_init_element.
18555 (push_init_element, pop_init_level, set_designator): Adjust
18556 process_init_element callers.
18557 (set_nonincremental_init, set_nonincremental_init_from_string):
18558 Adjust add_pending_init callers.
18559 (output_pending_init_elements): Adjust output_init_element callers.
18560 * c-tree.h (process_init_element): Adjust prototype.
18561 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
18562 process_init_element callers.
18565 Copyright (C) 2009 Free Software Foundation, Inc.
18567 Copying and distribution of this file, with or without modification,
18568 are permitted in any medium without royalty provided the copyright
18569 notice and this notice are preserved.