1 2009-07-14 David Edelsohn <edelsohn@gnu.org>
3 * config/rs6000/predicates.md (offsettable_mem_operand): Test
6 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
12 2009-07-14 Richard Guenther <rguenther@suse.de>
15 * cfgexpand.c (partition_stack_vars): Do not bother to update
16 alias information when not optimizing.
18 2009-07-14 Richard Guenther <rguenther@suse.de>
19 Andrey Belevantsev <abel@ispras.ru>
21 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
22 (pt_solution_set): Likewise.
23 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
24 * tree-ssa-structalias.c (pt_solution_set): New function.
25 * final.c (rest_of_clean_state): Free SSA data structures.
26 * print-rtl.c (print_decl_name): Remove.
27 (print_mem_expr): Implement in terms of print_generic_expr.
28 * alias.c (ao_ref_from_mem): New function.
29 (rtx_refs_may_alias_p): Likewise.
30 (true_dependence): Query alias-export info.
31 (canon_true_dependence): Likewise.
32 (write_dependence_p): Likewise.
33 * tree-dfa.c (get_ref_base_and_extent): For void types leave
35 * emit-rtl.c (component_ref_for_mem_expr): Remove.
36 (mem_expr_equal_p): Use operand_equal_p.
37 (set_mem_attributes_minus_bitpos): Do not use
38 component_ref_for_mem_expr.
39 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
40 (update_alias_info_with_stack_vars): Likewise.
41 (partition_stack_vars): Call update_alias_info_with_stack_vars.
42 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
43 explicitly nor clear stmt operands.
44 Free the decl-to-pointer map.
45 * tree-optimize.c (execute_free_datastructures): Do not free
46 SSA data structures here.
47 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
48 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
49 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
51 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
53 2009-07-13 DJ Delorie <dj@redhat.com>
55 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
56 unrolling at the right iteration count.
58 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
61 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
64 (rank_for_schedule): Introduced flags to enable/disable
65 individual scheduling heuristics.
66 * common.opt: Introduced flags to enable/disable
67 individual heuristics in the scheduler.
68 * doc/invoke.texi: Introduced flags to enable/disable
69 individual heuristics in the scheduler.
71 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
73 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
74 config/i386/mingw-tls.c.
75 * config/i386/mingw-tls.c: Removed.
77 2009-07-13 Ira Rosen <irar@il.ibm.com>
79 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
80 checks access only relevant statements.
81 (vectorizable_reduction): Likewise.
83 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
85 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
88 2009-07-12 Jan Hubicka <jh@suse.cz>
90 PR tree-optimization/40585
91 * except.c (expand_resx_expr): When there already is resume
92 instruction, produce linked list.
93 (build_post_landing_pads): Assert that resume is empty.
94 (connect_post_landing_pads): Handle resume lists.
95 (dump_eh_tree): Dump resume list.
97 2009-07-12 Ira Rosen <irar@il.ibm.com>
99 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
100 with additional argument.
101 * tree-vectorizer.h (enum vect_def_type): Add
102 vect_double_reduction_def.
103 (vect_is_simple_reduction): Add argument.
104 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
106 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
107 vect_is_simple_reduction with additional argument.
108 (vect_analyze_loop_operations): Handle exit phi nodes in case of
110 (reduction_code_for_scalar_code): Handle additional codes by
111 returning ERROR_MARK for them. Fix comment and indentation.
112 (vect_is_simple_reduction): Fix comment, add argument to specify
113 double reduction. Detect double reduction.
114 (get_initial_def_for_induction): Fix indentation.
115 (get_initial_def_for_reduction): Fix comment and indentation.
116 Handle double reduction. Create initial definitions that do not
117 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
118 (vect_create_epilog_for_reduction): Fix comment, add argument to
119 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
120 epilogue result extraction. Create double reduction phi node and
121 replace relevant uses.
122 (vectorizable_reduction): Call vect_is_simple_reduction with
123 additional argument. Fix indentation. Update epilogue code treatment
124 according to the changes in reduction_code_for_scalar_code. Check
125 for double reduction. Call vect_create_epilog_for_reduction with
127 * tree-vect-stmts.c (process_use): Handle double reduction, update
129 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
130 (vect_get_vec_def_for_operand): Likewise.
132 2009-07-12 Danny Smith <dansmister@gmail.com>
134 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
135 dllexport if !TREE_PUBLIC.
136 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
138 2009-07-11 Anatoly Sokolov <aesok@post.ru>
140 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
141 (avr_extra_arch_macro) Remove declatation.
142 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
143 (avr_extra_arch_macro) Declare as static.
144 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
146 2009-07-11 Jan Hubicka <jh@suse.cz>
149 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
151 2009-07-11 Jakub Jelinek <jakub@redhat.com>
154 * dwarf2out.c (dw_fde_struct): Add in_std_section and
155 cold_in_std_section bits.
156 (dwarf2out_begin_prologue): Initialize them.
157 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
158 if already covered by text_section or cold_text_section range.
160 PR rtl-optimization/40667
161 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
162 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
163 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
164 * config/i386/i386.c (ix86_minimum_alignment): New function.
165 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
166 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
167 * emit-rtl.c (gen_reg_rtx): Likewise.
168 * function.c (assign_parms): Likewise. If nominal_type needs
169 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
170 rather than passed_type's alignment.
173 * function.c (assign_parm_setup_stack): Adjust
174 MEM_OFFSET (data->stack_parm) if promoted_mode is different
175 from nominal_mode on big endian.
177 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
179 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
181 2009-07-10 DJ Delorie <dj@redhat.com>
183 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
185 2009-07-10 Mark Mitchell <mark@codesourcery.com>
187 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
189 (thumb2_cbnz): Likewise.
191 2009-07-10 David Daney <ddaney@caviumnetworks.com>
194 * config.gcc (supported_defaults): Add synci.
195 (with_synci): Add validation.
196 (all_defaults): Add synci.
197 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
200 * config/mips/mips.opt (msynci): New option.
201 * config/mips/mips.c (mips_override_options): Warn on use of
202 -msynci for targets that do now support it.
203 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
205 * gcc/doc/invoke.texi (-msynci): Document the new option.
206 * doc/install.texi (--with-synci): Document the new option.
208 2009-07-10 Richard Guenther <rguenther@suse.de>
210 PR tree-optimization/40496
211 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
212 the PHI result with a compatible type.
214 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
218 * c.opt (Wunused-result): New.
219 * doc/invoke.texi: Document it.
220 * c-common.c (c_warn_unused_result): Use it.
222 2009-07-09 DJ Delorie <dj@redhat.com>
224 * targhooks.c (default_target_can_inline_p): Rename from
225 default_target_option_can_inline_p.
226 * targhooks.h (default_target_can_inline_p): Likewise.
227 * target-def.h (TARGET_CAN_INLINE_P): Rename from
228 TARGET_OPTION_CAN_INLINE_P.
229 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
230 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
231 (mep_target_can_inline_p): Rename from
232 mep_target_option_can_inline_p.
235 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
236 registers used to pass vectors.
238 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
240 2009-07-09 Tom Tromey <tromey@redhat.com>
242 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
243 * config/mmix/mmix.c: Include dwarf2.h.
244 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
245 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
246 * config/sh/sh.c: Include dwarf2.h.
247 * config/i386/i386.c: Include dwarf2.h.
248 * Makefile.in (DWARF2_H): Remove 'elf'.
249 * except.c: Include dwarf2.h.
250 * unwind-dw2.c: Include dwarf2.h.
251 * dwarf2out.c: Include dwarf2.h.
252 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
253 * unwind-dw2-fde.c: Include dwarf2.h.
254 * dwarf2asm.c: Include dwarf2.h.
256 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
258 * haifa-sched.c (insn_finishes_cycle_p): New static function.
260 * sched-int.h (struct sched_info: insn_finishes_block_p): New
262 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
263 (region_sched_info): Update.
264 * sched-ebb.c (ebb_sched_info): Update.
265 * modulo-sched.c (sms_sched_info): Update.
266 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
268 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
270 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
272 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
274 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
276 2009-07-09 Jakub Jelinek <jakub@redhat.com>
279 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
280 arg1 with arg01 if arg1 is already INTEGER_CST.
282 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
284 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
285 Transform (and (truncate)) into (truncate (and)).
287 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
289 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
290 creating LHS paradoxical subregs. Fix surrounding returns to
291 use NULL_RTX rather than 0.
293 2009-07-08 DJ Delorie <dj@redhat.com>
295 * config/mep/mep.c: (mep_option_can_inline_p): New.
296 (TARGET_OPTION_CAN_INLINE_P): Define.
298 2009-07-08 Mark Wielaard <mjw@redhat.com>
301 * dwarf2out.c (add_data_member_location_attribute): When we have
302 only a constant offset don't emit a new location description using
303 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
306 2009-07-08 Richard Henderson <rth@redhat.com>
309 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
310 (enum reg_class): Add CLOBBERED_REGS.
311 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
312 * config/i386/i386.c (ix86_conditional_register_usage): Moved
313 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
314 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
315 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
316 force 64-bit sibcalls into R11.
317 * config/i386/constraints.md (U): New constraint.
318 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
319 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
320 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
322 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
324 * basic-block.h (dump_regset, debug_regset): Remove duplicate
326 * c-objc-common.h (c_initialize_diagnostics): Ditto.
327 * ebitmap.h (dump_ebitmap): Ditto.
328 * optabs.h (optab_libfunc): Ditto.
329 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
330 * tree-flow.h (vect_can_force_dr_alignment_p,
331 get_vectype_for_scalar_type): Ditto.
332 (vectorize_loops): Move prototype to ...
333 * tree-vectorizer.h: ... here. Also, adjust comment.
334 (vect_set_verbosity_level): Remove duplicate prototype.
335 * tree-ssa-loop.c: Include tree-vectorizer.h.
336 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
338 2009-07-08 Nick Clifton <nickc@redhat.com>
340 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
343 2009-07-08 DJ Delorie <dj@redhat.com>
345 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
346 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
347 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
349 * config/mep/intrinsics.md: Regenerated.
350 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
351 registers when asm() or calls are detected.
353 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
356 * gimplify.c (gimplify_expr): Propagate no_warning flag when
358 * gimple (gimple_build_call_from_tree): Likewise.
359 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
360 no_warning flag before warning.
362 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
364 * tree.c (set_expr_locus): Remove.
365 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
366 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
368 * gimplify.c (internal_get_tmp_var): Likewise.
369 (gimplify_call_expr): Likewise.
370 (gimplify_one_sizepos): Likewise.
372 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
375 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
376 to variables for debugging purposes.
378 2009-06-23 Mark Loeser <mark@halcy0n.com>
381 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
383 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
385 * pretty-print.c (pp_base_format): Remove %J.
386 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
387 gcc_cxxdiag_char_table): Likewise.
388 (init_dynamic_diag_info): Likewise.
390 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
392 * pretty-print.c (pp_base_format): Remove %H.
393 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
394 gcc_cxxdiag_char_table): Likewise.
395 (init_dynamic_diag_info): Likewise.
396 * config/mep/mep.c (mep_select_section): Likewise.
398 2009-07-07 Duncan Sands <baldrick@free.fr>
400 * final.c (pass_clean_state): Give the pass a name.
401 * passes.c (pass_rest_of_compilation): Likewise.
402 * tree-optimize.c (pass_all_optimizations): Likewise.
404 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
406 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
407 an extra 'decl' for error_at.
409 2009-07-07 Jakub Jelinek <jakub@redhat.com>
412 * tree-tailcall.c (adjust_return_value_with_ops,
413 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
414 if it has complex or vector type.
416 2009-07-07 Olivier Hainque <hainque@adacore.com>
418 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
421 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
423 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
425 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
427 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
428 * c-decl.c: Likewise.
429 * function.c: Likewise.
430 * varasm.c: Likewise.
431 * tree-ssa.c: Likewise.
432 * c-common.c: Likewise.
433 * tree-cfg.c: Likewise.
434 * config/spu/spu.c: Likewise.
435 * config/ia64/ia64.c: Likewise.
436 * config/v850/v850.c: Likewise.
438 2009-07-06 DJ Delorie <dj@redhat.com>
440 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
441 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
442 unspecified accesses to control registers.
443 * config/mep/intrinsics.md: Regenerate.
444 * config/mep/intrinsics.h: Regenerate.
445 * config/mep/mep-intrin.h: Regenerate.
447 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
449 * c-lex.c: Replace %H by an explicit location. Update all calls.
450 * c-common.c: Likewise.
451 * c-decl.c: Likewise.
452 * c-typeck.c: Likewise.
453 * fold-const.c: Likewise.
454 * gimplify.c: Likewise.
456 * tree-cfg.c: Likewise.
457 * tree-ssa-loop-niter.c: Likewise.
458 * tree-vrp.c: Likewise.
459 * value-prof.c: Likewise.
461 2009-07-06 Diego Novillo <dnovillo@google.com>
463 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
464 if it has one. Handle cases where VAR does not have an
465 annotation or cfun is NULL.
467 2009-07-06 Diego Novillo <dnovillo@google.com>
469 * tree.c: Include debug.h.
470 (initialize_tree_contains_struct): New.
471 (init_ttree): Call it.
472 (tree_node_structure_for_code): Factor out of ...
473 (tree_node_structure): ... here.
474 * treestruct.def (TS_PHI_NODE): Remove.
475 (TS_GIMPLE_STATEMENT): Remove.
477 2009-07-06 Diego Novillo <dnovillo@google.com>
479 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
480 (debug_tree_chain): Handle cycles.
482 2009-07-06 Nick Clifton <nickc@redhat.com>
483 DJ Delorie <dj@redhat.com>
485 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
486 __FMOVD_ENABLED__ is defined.
488 (TARGET_FMOVD): Provide a default definition.
489 (MASK_FMOVD): Likewise.
490 (TARGET_CPU_CPP_BUILTINS): Define
491 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
492 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
493 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
494 (split for DF load from memory into register): Also handle
495 MEMs which consist of REG+DISP addressing.
496 (split for DF store from register to memory): Likewise.
497 (movsf_ie): Always use single fp_mode.
498 * config/sh/sh.c (sh_override_options): Do not automatically
499 enable TARGET_MOVD for the SH2A when supporting doubles - leave
500 that to the -mfmovd command line switch.
501 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
502 (fldi_ok): Always allow.
503 * config/sh/sh.opt (mfmovd): Remove this switch.
504 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
506 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
507 Kaz Kojima <kkojima@gcc.gnu.org>
509 PR rtl-optimization/30807
510 * postreload.c (reload_combine): For every new use of REG_SUM,
511 record the use of BASE.
513 2009-07-06 Jan Hubicka <jh@suse.cz>
515 * params.def: Revert my accidental commit at 2009-06-30.
517 2009-07-04 Ian Lance Taylor <iant@google.com>
520 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
522 (mingw_format_attribute_overrides): Likewise.
524 2009-07-04 Jakub Jelinek <jakub@redhat.com>
527 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
528 don't check cfa.reg. Instead of cfa.indirect use
529 fde && fde->drap_reg != INVALID_REGNUM test.
531 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
533 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
535 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
538 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
540 2009-07-03 Richard Guenther <rguenther@suse.de>
542 PR tree-optimization/40640
543 * tree-switch-conversion.c (build_arrays): Perform arithmetic
546 2009-07-03 Jan Hubicka <jh@suse.cz>
548 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
549 for size, reduce amount of inlining.
551 2009-07-03 Richard Guenther <rguenther@suse.de>
554 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
555 if t +- x is known to not overflow and the conversion widens the
557 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
559 2009-07-03 Jan Hubicka <jh@suse.cz>
561 * ipa-pure-const.c (analyze): Update loop optimizer init.
562 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
563 try_remove_empty_loop, remove_empty_loops): Remove.
564 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
565 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
566 to mark regular loops as neccesary.
567 (degenerate_phi_p): New function.
568 (propagate_necessity, remove_dead_phis): Use it.
569 (forward_edge_to_pdom): Likewise.
570 (eliminate_unnecessary_stmts): Take care to remove uses of results of
571 virtual PHI nodes that became unreachable.
572 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
573 * tree-flow.h (remove_empty_loops): Remove.
574 * passes.c (init_optimization_passes): Remove.
576 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
578 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
580 (*fix_trunc<mode>_i387_1): Ditto.
581 (*floathi<mode>2_1): Ditto.
582 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
584 (*fist<mode>2_1): Ditto.
585 (frndintxf2_floor): Ditto.
586 (*fist<mode>2_floor_1): Ditto.
587 (frndintxf2_ceil): Ditto.
588 (*fist<mode>2_ceil_1): Ditto.
589 (frndintxf2_trunc): Ditto.
590 (frndintxf2_mask_pm): Ditto.
591 (fxam<mode>2_i387_with_temp): Ditto.
592 * config/i386/sse.md (mulv16qi3): Ditto.
593 (*sse2_mulv4si3): Ditto.
595 (sse4_2_pcmpestr): Ditto.
596 (sse4_2_pcmpistr): Ditto.
598 2009-07-03 Jan Hubicka <jh@suse.cz>
600 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
601 (mark_stmt_necessary): Set it.
602 (mark_operand_necessary): Set it.
603 (mark_control_dependent_edges_necessary): Set it.
604 (mark_virtual_phi_result_for_renaming): New function.
605 (get_live_post_dom): New function.
606 (forward_edge_to_pdom): New function.
607 (remove_dead_stmt): Fix handling of control dependences.
608 (tree_dce_init): Init new bitmap.
609 (tree_dce_done): Free it.
611 2009-07-02 Richard Guenther <rguenther@suse.de>
614 * tree-ssa-structalias.c (new_var_info): Initialize
617 2009-07-02 Jan Hubicka <jh@suse.cz>
619 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
622 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
624 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
625 instead of recomputing it. Adjust calls.
626 (emit_store_flag): Adjust recursive calls.
628 2009-07-02 Richard Guenther <rguenther@suse.de>
630 * tree-ssa-live.c (remove_unused_locals): Do not remove
632 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
633 of DECL_EXTERNAL for HEAP variables.
634 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
635 HEAP variables. Do not adjust RESTRICT vars.
636 (find_what_var_points_to): Nobody cares if something
639 2009-07-02 Ben Elliston <bje@au.ibm.com>
641 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
642 pc_low and pc_high declarations to the top of the function.
644 2009-07-01 DJ Delorie <dj@redhat.com>
646 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
648 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
649 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
650 unspecified accesses to control registers.
651 * config/mep/intrinsics.md: Regenerate.
652 * config/mep/intrinsics.h: Regenerate.
653 * config/mep/mep-intrin.h: Regenerate.
655 2009-07-01 Anthony Green <green@moxielogic.com>
657 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
658 instruction when possible.
659 (moxie_expand_prologue): Ditto. Also, save an instruction and
660 some complexity by popping off of $r12 instead of $sp.
661 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
664 2009-07-01 Richard Henderson <rth@redhat.com>
667 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
668 contained no insns, reposition note before last insn.
670 2009-07-01 Richard Henderson <rth@redhat.com>
673 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
674 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
676 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
679 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
680 darwin9 for printing reg addresses with %y.
682 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
684 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
685 truncation from operands in binary operations.
687 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
690 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
691 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
692 subreg of op0 to the original op0.
694 * expmed.c (store_bit_field_1): Use a temporary as the destination
695 instead of a paradoxical subreg when we need to truncate the result.
697 2009-07-01 DJ Delorie <dj@redhat.com>
699 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
700 names to VLIW variants.
701 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
702 * config/mep/intrinsics.md: Regenerate.
703 * config/mep/intrinsics.h: Regenerate.
704 * config/mep/mep-intrin.h: Regenerate.
706 2009-07-01 Jakub Jelinek <jakub@redhat.com>
709 * jump.c (returnjump_p): Revert last patch.
710 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
712 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
715 * pa.md (casesi32p): Use jump table label to determine the offset
717 (casesi64p): Likewise.
719 * pa.c (forward_branch_p): Return bool type. Use instruction
720 addresses when available. Assert that INSN has a jump label.
721 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
724 2009-07-01 Richard Guenther <rguenther@suse.de>
726 PR tree-optimization/19831
727 * tree-ssa-dce.c (propagate_necessity): Calls to functions
728 that only act as barriers do not make any previous stores necessary.
729 * tree-ssa-structalias.c (handle_lhs_call): Delay making
730 HEAP variables global, do not add a constraint from nonlocal.
731 (find_func_aliases): Handle escapes through return statements.
732 (compute_points_to_sets): Make escaped HEAP variables global.
734 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
737 * expmed.c (emit_store_flag): Perform a conversion if necessary,
738 after reducing a DImode cstore to SImode.
740 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
742 * expr.c (expand_expr_real_1): Reinstate fallthrough to
743 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
745 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
747 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
748 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
750 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
751 and umod_optab if TARGET_BSD_DIVMOD.
752 * config/vax/lib1funcs.asm: New file.
753 * config/vax/t-linux: New file.
754 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
756 2009-06-30 Jakub Jelinek <jakub@redhat.com>
759 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
760 to type arguments that have void type.
763 * dwarf2out.c (gen_formal_parameter_die): Call
764 equate_decl_number_to_die if node is different from origin.
766 2009-06-30 Anthony Green <green@moxielogic.com>
768 Clean up moxie port for --enable-build-with-cxx.
769 * config/moxie/moxie.c (moxie_function_value): First two
770 parameters are const_tree, not tree.
771 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
772 (REG_CLASS_NAMES): Ditto.
773 (REGNO_REG_CLASS): Ditto.
774 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
775 (moxie_function_value): Fix constyness of arguments.
777 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
779 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
780 finalize_size_functions before further processing.
781 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
782 (variable_size): Call self_referential_size on size expressions
783 that contain a PLACEHOLDER_EXPR.
784 (size_functions): New static variable.
785 (copy_self_referential_tree_r): New static function.
786 (self_referential_size): Likewise.
787 (finalize_size_functions): New global function.
788 * tree.c: Include tree-inline.h.
789 (push_without_duplicates): New static function.
790 (find_placeholder_in_expr): New global function.
791 (substitute_in_expr) <tcc_declaration>: Return the replacement object
793 <tcc_expression>: Likewise.
794 <tcc_vl_exp>: If the replacement object is a constant, try to inline
795 the call in the expression.
796 * tree.h (finalize_size_functions): Declare.
797 (find_placeholder_in_expr): Likewise.
798 (FIND_PLACEHOLDER_IN_EXPR): New macro.
799 (substitute_placeholder_in_expr): Update comment.
800 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
802 (copy_tree_body_r): Likewise.
803 (copy_tree_body): New static function.
804 (maybe_inline_call_in_expr): New global function.
805 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
806 (maybe_inline_call_in_expr): Declare.
807 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
808 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
811 2009-06-30 Richard Guenther <rguenther@suse.de>
813 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
815 (propagate_necessity): Do not mark reaching defs of stores
818 2009-06-30 Jan Hubicka <jh@suse.cz>
820 * cfgloopanal.c (check_irred): Move into ...
821 (mark_irreducible_loops): ... here; return true if ireducible
823 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
824 (analyze_function): Try to prove loop finiteness.
825 * cfgloop.h (mark_irreducible_loops): Update prototype.
826 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
828 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
830 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
832 2009-06-30 Ira Rosen <irar@il.ibm.com>
834 PR tree-optimization/40542
835 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
838 2009-06-30 Martin Jambor <mjambor@suse.cz>
840 PR tree-optimization/40582
841 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
842 than useless_type_conversion_p.
843 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
846 2009-06-30 Martin Jambor <mjambor@suse.cz>
849 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
851 2009-06-30 Richard Guenther <rguenther@suse.de>
853 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
854 use ao_ref references.
855 (walk_aliased_vdefs): Likewise.
856 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
857 * tree-ssa-dce.c (struct ref_data): Remove.
858 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
859 (mark_aliased_reaching_defs_necessary): Adjust.
860 (mark_all_reaching_defs_necessary_1): Likewise.
862 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
865 * expmed.c (emit_cstore): New name of emit_store_flag_1.
866 (emit_store_flag_1): Extract from emit_store_flag, adjust
867 calls to (what now is) emit_cstore.
868 (emit_store_flag): Call emit_store_flag_1 and also use it
869 for what used to be recursive calls.
871 2009-06-30 Wei Guozhi <carrot@google.com>
874 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
875 if the target bb post dominates from bb.
876 * config/i386/i386.c (memory_address_length): Check existence of base
877 register before using it.
879 2009-06-30 Nick Clifton <nickc@redhat.com>
880 DJ Delorie <dj@redhat.com>
882 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
883 __FMOVD_ENABLED__ is defined.
885 (TARGET_FMOVD): Provide a default definition.
886 (MASK_FMOVD): Likewise.
887 (TARGET_CPU_CPP_BUILTINS): Define
888 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
889 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
890 two fmov instructions depending upon whether TARGET_FMOVD is
892 (split for DF load from memory into register): Also handle
893 MEMs which consist of REG+DISP addressing.
894 (split for DF store from register to memory): Likewise.
895 * config/sh/sh.opt (mfmovd): Remove this switch.
896 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
897 * config/sh/sh.c (sh_override_options): Do not automatically
898 enable TARGET_MOVD for the SH2A when supporting doubles - leave
899 that to the -mfmovd command line switch.
901 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
903 (fldi_ok): Always allow.
904 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
906 2009-06-29 DJ Delorie <dj@redhat.com>
908 * doc/install.texi (mep-x-elf): Correct chip's full name.
910 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
912 * doc/extend.texi: Fix typo.
914 2009-06-29 Tom Tromey <tromey@redhat.com>
917 * Makefile.in (DWARF2_H): New variable.
919 (dwarf2out.o): Likewise.
920 (dwarf2asm.o): Likewise.
921 * config/i386/t-i386: Use DWARF2_H.
922 * except.c: Include elf/dwarf2.h.
923 * unwind-dw2.c: Include elf/dwarf2.h.
924 * dwarf2out.c: Include elf/dwarf2.h.
925 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
927 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
928 (size_of_loc_descr): Likewise.
929 (output_loc_operands_raw): Likewise.
930 (output_loc_operands): Handle new dtprel field.
931 (loc_checksum): Update.
932 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
933 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
934 * unwind-dw2-fde.c: Include elf/dwarf2.h.
935 * dwarf2asm.c: Include elf/dwarf2.h.
936 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
937 * config/mmix/mmix.c: Include elf/dwarf2.h.
938 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
939 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
940 * config/sh/sh.c: Include elf/dwarf2.h.
941 * config/i386/i386.c: Include elf/dwarf2.h.
943 2009-06-29 DJ Delorie <dj@redhat.com>
945 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
947 * doc/extend.texi: Add MeP attributes and pragmas.
948 * doc/invoke.text: Add MeP Options.
949 * doc/contrib.texi: Add MeP contribution.
950 * doc/md.texi: Add MeP constraints.
951 * doc/install.texi: Add MeP target.
953 2009-06-30 Anatoly Sokolov <aesok@post.ru>
955 * target.h (struct gcc_target): Add frame_pointer_required field.
956 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
957 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
958 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
960 * reload1.c (update_eliminables): (Ditto.).
961 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
962 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
963 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
965 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
967 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
968 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
969 (arm_frame_pointer_required): New function.
971 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
972 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
973 (avr_frame_pointer_required_p): Declare as static.
974 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
976 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
977 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
978 (bfin_frame_pointer_required): Make as static, change return type
980 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
982 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
983 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
984 (cris_frame_pointer_required): New function.
986 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
988 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
989 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
990 (fr30_frame_pointer_required): New function.
992 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
993 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
994 (frv_frame_pointer_required): Make as static, change return type
996 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
998 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
999 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1000 (ix86_frame_pointer_required): Make as static, change return type to
1002 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
1004 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
1005 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1007 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
1009 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
1011 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
1013 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
1014 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1015 (mips_frame_pointer_required): Make as static.
1016 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
1018 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
1019 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1020 (mmix_frame_pointer_required): Mew function.
1022 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
1023 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1025 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
1027 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
1029 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
1031 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
1032 (CAN_ELIMINATE): Redefine.
1033 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
1034 (sparc_frame_pointer_required): New function.
1035 (sparc_can_eliminate): New function.
1036 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
1038 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
1039 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1041 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
1042 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
1043 (xtensa_frame_pointer_required): Make as static, change return type
1045 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
1048 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
1050 * doc/plugins.texi: Document PLUGIN_START_UNIT.
1051 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
1052 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
1053 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
1054 (register_callback): Handle PLUGIN_START_UNIT.
1055 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
1057 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
1059 * tree.c (process_call_operands): Propagate TREE_READONLY from the
1061 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
1062 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
1064 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
1066 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
1069 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
1071 * doc/extend.texi (Additional Floating Types): __float128 is also
1072 supported on i386 targets.
1074 2009-06-29 Richard Guenther <rguenther@suse.de>
1077 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
1079 (pt_solutions_same_restrict_base): Declare.
1080 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
1082 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
1083 (make_constraint_from, make_copy_constraint): Move earlier.
1084 (make_constraint_from_heapvar): New function.
1085 (make_constraint_from_restrict): Likewise.
1086 (handle_lhs_call): Use it.
1087 (find_func_aliases): Use it to track conversions to restrict
1089 (struct fieldoff): Add only_restrict_pointers flag.
1090 (push_fields_onto_fieldstack): Initialize it.
1091 (create_variable_info_for): Track global restrict qualified pointers.
1092 (intra_create_variable_infos): Use make_constraint_from_heapvar.
1093 Track restrict qualified pointer arguments.
1094 (set_uids_in_ptset): Use varinfo is_global_var flag.
1095 (find_what_var_points_to): Set the vars_contains_restrict flag.
1096 Always create the points-to solution for sets including restrict tags.
1097 (pt_solutions_same_restrict_base): New function.
1098 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
1099 qualified pointers use pt_solutions_same_restrict_base as
1100 additional source for disambiguation.
1102 2009-06-29 Richard Guenther <rguenther@suse.de>
1105 * alias.c (find_base_decl): Remove.
1106 (get_deref_alias_set_1): Remove restrict handling.
1107 * c-common.c (c_apply_type_quals_to_decl): Do not set
1108 DECL_POINTER_ALIAS_SET.
1109 * gimplify.c (find_single_pointer_decl_1): Remove.
1110 (find_single_pointer_decl): Likewise.
1111 (internal_get_tmp_var): Remove restrict handling.
1112 (gimple_regimplify_operands): Likewise.
1113 * omp-low.c (expand_omp_atomic_pipeline): Do not set
1114 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
1115 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
1116 * tree.c (restrict_base_for_decl): Remove.
1117 (init_ttree): Do not allocate it.
1118 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
1119 LABEL_DECL_UID for label decls.
1120 (copy_node_stat): Do not copy restrict information.
1121 (decl_restrict_base_lookup): Remove.
1122 (decl_restrict_base_insert): Likewise.
1123 (print_restrict_base_statistics): Likewise.
1124 (dump_tree_statistics): Do not call print_restrict_base_statistics.
1125 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
1126 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
1127 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
1128 (LABEL_DECL_UID): Adjust.
1129 (DECL_BASED_ON_RESTRICT_P): Remove.
1130 (DECL_GET_RESTRICT_BASE): Likewise.
1131 (SET_DECL_RESTRICT_BASE): Likewise.
1132 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
1134 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
1135 instead of DECL_POINTER_ALIAS_SET.
1136 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1137 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
1138 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
1140 2009-06-29 Richard Guenther <rguenther@suse.de>
1142 PR tree-optimization/40579
1143 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
1144 the IL to simplify has constants that overflowed.
1146 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
1148 PR tree-optimization/40550
1149 * tree-vect-generic.c (expand_vector_operations_1): Compute in
1150 vector_compute_type only when the size of vector_compute_type is
1151 less than the size of type.
1153 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
1155 * fold-const.c (contains_label_1): Fix comments.
1156 (contains_label_p): Do not walk trees multiple time.
1158 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1160 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
1161 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
1162 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
1163 ix86_fp_comparison_operator.
1164 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
1165 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
1166 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
1167 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
1168 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
1169 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
1170 (related splits): Change predicate to ix86_fp_comparison_operator.
1171 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
1172 instead of ix86_fp_comparison_codes.
1173 (ix86_trivial_fp_comparison_operator,
1174 ix86_fp_comparison_operator): New.
1175 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
1176 (ix86_expand_compare): Eliminate last two parameters.
1177 (ix86_fp_jump_nontrivial_p): Kill.
1178 * config/i386/i386.c (put_condition_code): Eliminate call to
1179 ix86_fp_comparison_codes and subsequent assertion.
1180 (ix86_fp_comparison_codes): Eliminate.
1181 (ix86_fp_swap_condition): New.
1182 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
1183 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
1184 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
1185 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
1186 and ix86_fp_swap_condition.
1187 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
1188 Use ix86_fp_comparison_strategy.
1189 (ix86_expand_compare): Likewise. Eliminate last two arguments.
1190 (ix86_fp_jump_nontrivial_p): Eliminate.
1191 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
1192 call to ix86_expand_compare.
1193 (ix86_split_fp_branch, ix86_expand_setcc,
1194 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
1195 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
1197 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1199 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
1200 related to jump_clobbers.
1201 * config/arm/arm.md (conds): Remove jump_clob case.
1202 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
1203 splits): Change comparison_operator to arm_comparison_operator.
1204 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
1207 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1209 * dojump.c (do_compare_rtx_and_jump): Try swapping the
1210 condition for floating point modes.
1211 * expmed.c (emit_store_flag_1): Move here a bigger part
1213 (emit_store_flag): Try swapping the condition for floating point
1215 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
1217 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1219 * expr.c (expand_expr_real_1): Just use do_store_flag.
1220 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
1221 emit_store_flag_force.
1222 * expmed.c (emit_store_flag_force): Copy here trick
1223 previously in expand_expr_real_1. Try reversing the comparison.
1224 (emit_store_flag_1): Work if target is NULL.
1225 (emit_store_flag): Work if target is NULL, using the result mode
1226 from the comparison. Use split_comparison, restructure final part
1227 to simplify conditionals.
1229 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
1231 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
1232 * dojump.c (do_jump): Change handling of floating-point
1233 ops to use just do_compare_and_jump.
1234 (split_comparison): New.
1235 (do_compare_rtx_and_jump): Add here logic coming previously
1236 in do_jump, using split_comparison.
1238 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
1241 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
1243 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1245 * tree-ssa-alias.c: Fix unintentional commit.
1247 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1249 * passes.c (execute_one_pass): Fix unintentional commit.
1251 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1253 * df-problems.c (df_set_seen, df_unset_seen): Delete.
1254 (df_rd_local_compute, df_md_local_compute): Inline them.
1256 (df_md_scratch): New.
1257 (df_md_alloc, df_md_free): Allocate/free it.
1258 (df_md_local_compute): Only include live registers in init.
1259 (df_md_transfer_function): Prune the in-set computed by
1260 the confluence function, and the gen-set too.
1262 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1264 PR rtl-optimization/26854
1265 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
1266 * df-problems.c (df_rd_add_problem): Fix comment.
1267 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
1268 df_md_simulate_artificial_defs_at_top,
1269 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
1270 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
1271 df_md_transfer_function, df_md_init, df_md_confluence_0,
1272 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
1273 problem_MD, df_md_add_problem): New.
1274 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
1275 df_md_get_bb_info): New.
1276 (DF_LAST_PROBLEM_PLUS1): Adjust.
1278 * Makefile.in (fwprop.o): Include domwalk.h.
1279 * fwprop.c: Include domwalk.h.
1280 (reg_defs, reg_defs_stack): New.
1281 (bitmap_only_bit_between): Remove.
1282 (process_defs): New.
1283 (process_uses): Use reg_defs and local_md instead of
1284 bitmap_only_bit_between and local_rd.
1285 (single_def_use_enter_block): New, from build_single_def_use_links.
1286 (single_def_use_leave_block): New.
1287 (build_single_def_use_links): Remove code moved to
1288 single_def_use_enter_block, invoke domwalk.
1289 (use_killed_between): Adjust comment.
1291 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1293 * bitmap.h (bitmap_ior_and_into): New.
1294 * bitmap.c (bitmap_ior_and_into): New.
1296 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1298 * domwalk.h (struct dom_walk_data): Remove all callbacks except
1299 before_dom_children_before_stmts and after_dom_children_after_stmts.
1300 Rename the two remaining callbacks to just before_dom_children and
1301 after_dom_children. Remove other GIMPLE statement walking bits.
1302 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
1303 * graphite.c: Do not include domwalk.h.
1304 * tree-into-ssa.c (interesting_blocks): New global.
1305 (struct mark_def_sites_global_data): Remove it and names_to_rename.
1306 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
1307 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
1308 now that they're not domwalk callbacks.
1309 (rewrite_initialize_block): Rename to...
1310 (rewrite_enter_block): ... this, place after called functions. Test
1311 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
1312 (rewrite_finalize_block): Rename to...
1313 (rewrite_leave_block): ... this, place after called functions.
1314 (rewrite_update_init_block): Rename to...
1315 (rewrite_update_enter_block): ... this, place after called functions.
1316 Test interesting_blocks, call rewrite_update_stmt and
1317 rewrite_update_phi_arguments.
1318 (rewrite_update_fini_block): Rename to...
1319 (rewrite_leave_block): ... this, place after called functions.
1320 (rewrite_blocks): Remove last argument, simplify initialization of
1322 (mark_def_sites_initialize_block): Rename to...
1323 (mark_def_sites_block): ... this, call mark_def_sites.
1324 (mark_def_sites_blocks): Remove argument, simplify initialization of
1326 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
1327 (update_ssa): Likewise.
1328 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
1330 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
1331 (dom_opt_initialize_block): Rename to...
1332 (dom_opt_enter_block): ... this, place after called functions. Walk
1333 statements here, inline propagate_to_outgoing_edges.
1334 (dom_opt_finalize_block): Rename to...
1335 (dom_opt_leave_block): ... this, place after called functions.
1336 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
1338 (dse_enter_block, dse_record_phi): New.
1339 (dse_record_phis): Delete.
1340 (dse_finalize_block): Rename to...
1341 (dse_leave_block): ... this.
1342 (tree_ssa_dse): Simplify initialization of walk_data.
1343 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
1344 Adjust initialization of walk_data.
1345 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
1346 * tree-ssa-loop-phiopt.c (get_non_trapping):
1347 Adjust initialization of walk_data.
1348 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
1349 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
1350 it's not a domwalk callback.
1351 (uncprop_initialize_block): Rename to...
1352 (dse_enter_block): ... this, call uncprop_into_successor_phis.
1353 (dse_finalize_block): Rename to...
1354 (dse_leave_block): ... this.
1355 (tree_ssa_uncprop): Simplify initialization of walk_data.
1356 * Makefile.in: Adjust dependencies.
1358 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
1360 * arm.md (casesi): Fix test for Thumb1.
1361 (thumb1_casesi_internal_pic): Likewise.
1362 (thumb1_casesi_dispatch): Likewise.
1364 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
1366 * config/arm/arm-cores.def: Added core cortex-m0.
1367 * config/arm/arm-tune.md: Regenerated.
1368 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
1370 2009-06-26 DJ Delorie <dj@redhat.com>
1372 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
1374 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
1375 the scheduler doesn't tag jump insns.
1377 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
1379 * c-decl.c (merge_decls): Re-indent.
1381 2009-06-26 Janis Johnson <janis187@us.ibm.com>
1384 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
1385 Special-case decimal float constants.
1387 2009-06-26 Richard Henderson <rth@redhat.com>
1389 * function.h (struct function): Add cannot_be_copied_reason,
1390 and cannot_be_copied_set.
1391 * tree-inline.c (has_label_address_in_static_1): Rename from
1392 inline_forbidden_p_2; don't set inline_forbidden_reason here.
1393 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
1394 don't set inline_forbidden_reason.
1395 (copy_forbidden): New function, split out of inline_forbidden_p.
1396 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
1397 (inline_forbidden_p): Use copy_forbidden.
1398 (tree_versionable_function_p): Likewise.
1399 (inlinable_function_p): Merge into tree_inlinable_function_p.
1400 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
1401 * ipa-cp.c (ipcp_versionable_function_p): New function.
1402 (ipcp_cloning_candidate_p): Use it.
1403 (ipcp_node_modifiable_p): Likewise.
1405 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
1407 * builtins.c (expand_builtin_alloca): Handle builtin alloca
1408 that is marked not to be inlined. Remove flag_mudflap use.
1409 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
1410 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
1412 2009-06-26 Steve Ellcey <sje@cup.hp.com>
1415 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
1416 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
1418 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
1420 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
1422 (__mingwthr_remove_key_dtor): Likewise.
1424 2009-06-26 Richard Guenther <rguenther@suse.de>
1426 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
1428 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
1431 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
1432 try the non-cond_exec path also.
1434 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1437 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
1438 (output_cbranch): Use new functions.
1439 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
1442 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
1443 Pat Haugen <pthaugen@us.ibm.com>
1444 Revital Eres <ERES@il.ibm.com>
1446 * config/rs6000/rs6000.c (print_operand): Correct lossage message
1447 for %c error. Add %x support to print VSX registers as a unified
1448 register set, instead of separate float and altivec registers.
1449 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
1450 %y case, and add support for VSX pre-modify addresses.
1451 (output_toc): Add assert for CONST containing an integer constant
1453 (rs6000_adjust_cost): Add POWER7 support.
1454 (insn_must_be_first_in_group): Ditto.
1455 (insn_must_be_last_in_group): Ditto.
1456 (rs6000_emit_popcount): Ditto.
1457 (rs6000_vector_mode_supported_p): Ditto.
1459 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
1460 Change some of the functions called by macros to being called
1461 through a pointer, so debug functions can be inserted if
1462 -mdebug=addr or -mdebug=cost.
1463 (rs6000_preferred_reload_class_ptr): Ditto.
1464 (rs6000_secondary_reload_class_ptr): Ditto.
1465 (rs6000_secondary_memory_needed_ptr): Ditto.
1466 (rs6000_cannot_change_mode_class_ptr): Ditto.
1467 (rs6000_secondary_reload_inner): Ditto.
1468 (rs6000_legitimize_reload_address): Ditto.
1469 (rs6000_legitimize_reload_address_ptr): Ditto.
1470 (rs6000_mode_dependent_address): Ditto.
1471 (rs6000_mode_dependent_address_ptr): Ditto.
1473 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
1474 function to return true if the mode allows reg + integer
1476 (virtual_stack_registers_memory_p): New function to return true if
1477 the address refers to a virtual stack register.
1478 (rs6000_legitimate_offset_address_p): Move code to say whether a
1479 mode supports reg+int addressing to reg_offset_addressing_ok_p and
1481 (rs6000_legitimate_address_p): Add checks for modes that only can
1482 do reg+reg addressing. Start adding VSX support.
1483 (rs6000_legitimize_reload_address): Ditto.
1484 (rs6000_legitimize_address): Ditto.
1485 (rs6000_debug_legitimate_address_p): New debug functions for
1486 -mdebug=addr and -mdebug=cost.
1487 (rs6000_debug_rtx_costs): Ditto.
1488 (rs6000_debug_address_costs): Ditto.
1489 (rs6000_debug_adjust_cost): Ditto.
1490 (rs6000_debug_legitimize_address): Ditto.
1491 (rs6000_legitimize_reload_address_ptr): Point to call normal
1492 function or debug function. Make functions called via pointer
1494 (rs6000_mode_dependent_address_ptr): Ditto.
1495 (rs6000_secondary_reload_class_ptr): Ditto.
1496 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
1497 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
1498 into a friendlier error.
1499 (rs6000_init_builtins): Add initial VSX support.
1500 (rs6000_adjust_cost): Fix some spacing issues.
1502 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
1503 (REG_CLASS_NAMES): Ditto.
1504 (REG_CLASS_CONTENTS): Ditto.
1505 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
1506 pointer, to add -mdebug=addr support.
1507 (CANNOT_CHANGE_MODE_CLASS): Ditto.
1508 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
1509 -mdebug=addr support.
1510 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
1511 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
1512 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
1514 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
1516 (bswapsi*): Set attribute types for load/store. Add combiner
1517 patterns to eliminate zero extend on 64-bit.
1518 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
1519 stdbrx if the hardware supports those instructions.
1521 2009-06-25 Ian Lance Taylor <iant@google.com>
1523 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
1524 (Link Options): Document -static-libstdc++.
1526 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1529 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
1530 DATA_ALIGNMENT instead.
1532 2009-06-25 Richard Guenther <rguenther@suse.de>
1534 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
1535 indirect references against the callused/escaped solutions.
1536 (call_may_clobber_ref_p_1): Likewise.
1538 2009-06-25 Martin Jambor <mjambor@suse.cz>
1540 PR tree-optimization/40493
1541 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
1542 (enum unscalarized_data_handling): New type.
1543 (handle_unscalarized_data_in_subtree): Return what has been done.
1544 (load_assign_lhs_subreplacements): Handle left flushes differently.
1545 (sra_modify_assign): Use unscalarized_data_handling, simplified
1546 condition determining whether to remove the statement.
1548 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
1550 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
1551 excerpt - @ should be doubled for texinfo.
1553 2009-06-24 Ian Lance Taylor <iant@google.com>
1555 * config/arc/arc.c: Include "df.h".
1556 (arc_attribute_table): Make static. Move higher in file.
1557 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
1558 (output_shift): Initialize n later to avoid warning.
1559 * config/arm/arm.c (arm_attribute_table): Make static. Move
1561 * config/avr/avr.c (avr_attribute_table): Make static. Move
1563 (reg_class_tab): Change array type from int to enum reg_class.
1564 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
1566 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
1567 (lshrhi3_out): Likewise.
1568 (class_likely_spilled_p): Change return type to bool.
1569 (avr_rtx_costs): Use local code variable with enum type.
1570 * config/avr/avr.md (movmemhi): Use add_reg_note.
1571 (andhi3, andsi3): Don't use AS2 with "and".
1572 (iorhi3, iorsi3): Don't use AS2 with "or".
1573 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
1574 * config/crx/crx.c: Include "df.h".
1575 (crx_attribute_table): Make static.
1576 * config/m32r/m32r.c: Include "df.h".
1577 (m32r_attribute_table): Make static. Move higher in file.
1578 (pop): Use add_reg_note.
1579 (block_move_call): Change 0 to LCT_NORMAL in function call.
1580 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
1581 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
1582 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
1583 declare, not just when TREE_CODE is defined.
1584 * config/m68hc11/m68hc11.c: Include "expr.h".
1585 (m68hc11_attribute_table): Make static. Move higher in file.
1586 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
1588 (m68hc11_register_indirect_p): Likewise.
1589 (m68hc11_function_arg_padding): Change return type to enum
1591 (emit_move_after_reload): Use add_reg_note.
1592 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
1593 (m68hc11_split_logical): Likewise.
1594 (m68hc11_rtx_costs): Add local code_and outer_code variables with
1596 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
1597 to VOIDmode in function call.
1598 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
1600 (m68hc11_split_logical): Update declaration.
1601 (m68hc11_function_arg_padding): Update declaration.
1602 * config/mcore/mcore.c (regno_reg_class): Change form array of int
1603 to array of enum reg_class.
1604 (mcore_attribute_table): Make static. Move higher in file.
1605 (mcore_rtx_costs): Add cast to enum type.
1606 * config/mcore/mcore.h (regno_reg_class): Update declaration.
1607 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
1608 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
1610 * config/sh/predicates.md (trapping_target_operand): Rename and to
1612 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
1614 * config/spu/spu.c (spu_attribute_table): Make static. Move
1616 * config/v850/v850.c (v850_attribute_table): Make static. Move
1618 (v850_rtx_costs): Use local code with enum type.
1619 (expand_epilogue): Add cast.
1620 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
1622 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
1625 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
1626 -m2a-single-only and -m2a-nofpu.
1627 * config/sh/sh.opt: Document m2a generates FPU code.
1629 2009-06-24 Anatoly Sokolov <aesok@post.ru>
1631 * defaults.h (CAN_ELIMINATE): Provide default.
1632 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
1633 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
1634 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
1635 * config/spu/spu.h (CAN_ELIMINATE): Delete.
1636 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
1637 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
1638 * config/cris/cris.h (CAN_ELIMINATE): Delete.
1639 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
1640 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
1641 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
1643 2009-06-24 DJ Delorie <dj@redhat.com>
1645 * mep-ext-cop.cpu: Fix copyright notice.
1646 * mep-default: Fix copyright notice.
1647 * mep-core: Fix copyright notice.
1648 * mep: Fix copyright notice.
1649 * mep-ivc2: Fix copyright notice.
1650 * mep-c5: Fix copyright notice.
1652 2009-06-24 Denis Chertykov <chertykov@gmail.com>
1654 * doc/contrib.texi (Contributors):
1656 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
1659 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
1660 src and dst operands if necessary.
1662 2009-06-23 DJ Delorie <dj@redhat.com>
1665 * config.gcc: Add mep support.
1666 * recog.c: Resurrect validate_replace_rtx_subexp().
1667 * recog.h: Likewise.
1668 * config/mep/: Add new port:
1669 * config/mep/constraints.md: New file.
1670 * config/mep/default.h: New file.
1671 * config/mep/intrinsics.h: New file.
1672 * config/mep/intrinsics.md: New file.
1673 * config/mep/ivc2-template.h: New file.
1674 * config/mep/mep-c5.cpu: New file.
1675 * config/mep/mep-core.cpu: New file.
1676 * config/mep/mep-default.cpu: New file.
1677 * config/mep/mep-ext-cop.cpu: New file.
1678 * config/mep/mep-intrin.h: New file.
1679 * config/mep/mep-ivc2.cpu: New file.
1680 * config/mep/mep-lib1.asm: New file.
1681 * config/mep/mep-lib2.c: New file.
1682 * config/mep/mep-pragma.c: New file.
1683 * config/mep/mep-protos.h: New file.
1684 * config/mep/mep-tramp.c: New file.
1685 * config/mep/mep.c: New file.
1686 * config/mep/mep.cpu: New file.
1687 * config/mep/mep.h: New file.
1688 * config/mep/mep.md: New file.
1689 * config/mep/mep.opt: New file.
1690 * config/mep/predicates.md: New file.
1691 * config/mep/t-mep: New file.
1693 2009-06-23 Ian Lance Taylor <iant@google.com>
1695 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
1696 from loose_warn into c_loose_warn and from strict_warn into
1697 c_strict_warn. Set and substitute warn_cxxflags. Check for
1698 --enable-build-with-cxx. Set and substitute
1699 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
1700 * Makefile.in (CXXFLAGS): New variable.
1701 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
1702 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
1703 the default is the same as $(STRICT_WARN).
1704 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
1705 (CXX): New variable.
1706 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
1707 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
1708 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
1709 (HOST_LIBS): New variable.
1710 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
1711 (ALL_CXXFLAGS): New variable.
1712 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
1713 * doc/install.texi (Configuration): Document
1714 --enable-build-with-cxx, --with-stage1-ldflags,
1715 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
1716 * configure: Rebuild.
1718 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1720 * config/arm/arm.c (arm_override_options): Fix braces and formatting
1721 from previous commit.
1723 2009-06-23 Ian Lance Taylor <iant@google.com>
1725 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
1727 2009-06-23 Ian Lance Taylor <iant@google.com>
1729 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
1730 with ATTRIBUTE_UNUSED.
1732 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1733 Pat Haugen <pthaugen@us.ibm.com>
1734 Revital Eres <eres@il.ibm.com>
1736 * config.in (HAVE_AS_POPCNTD): Add default definition.
1737 (HAVE_AS_LWSYNC): Ditto.
1739 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
1741 (gcc_cv_as_powerpc_cmpb): Ditto.
1742 (gcc_cv_as_powerpc_dfp): Ditto.
1743 (gcc_cv_as_powerpc_vsx): Ditto.
1744 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
1745 supporting the popcntd/lwsync instructions.
1746 (gcc_cv_as_powerpc_lwsync): Ditto.
1747 * configure: Regenerate.
1749 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
1750 -mcpu=native and -mcpu=power7.
1751 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
1753 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
1754 a variable instead of a mask to reduce the number of mask bits.
1755 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
1756 (-mbit-word): Ditto.
1757 (-mregnames): Ditto.
1758 * config/rs6000/rs6000.opt (-mupdate): Ditto.
1759 (-mfused-madd): Ditto.
1761 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
1763 (-mvsx): New switch for VSX instructions.
1764 (-misel): Move from a variable to a mask to allow it to be set by
1767 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
1768 function declaration to an array declaration.
1769 (rs6000_hard_regno_nregs): New external array declaration.
1771 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
1772 files included by rs6000.md.
1774 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
1775 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
1777 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
1779 (rs6000_debug_reg): New -mdebug= variables.
1780 (rs6000_debug_addr): Ditto.
1781 (rs6000_debug_cost): Ditto.
1782 (rs6000_pmode): New variable to hold Pmode.
1783 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
1784 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
1785 calculated at compiler start.
1786 (rs6000_hard_regno_nregs): Change function to an array which holds
1787 HARD_REGNO_NREGS calculated at compiler start.
1788 (rs6000_explicit_options): Delete isel field.
1789 (rs6000_vector_unit): New array to hold which vector unit
1790 supports arithmetic options for a given type.
1791 (rs6000_vector_mem): New array to hold which vector unit supports
1792 memory reference operations for a given type.
1793 (rs6000_vector_align): New array to given the alignment of each
1795 (power7_cost): New basic costs for power7.
1796 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
1797 (rs6000_hard_regno_nregs_internal): New function, moved from
1798 HARD_REGNO_NREGS, to calculate the number of registers each hard
1799 register takes for each type.
1800 (rs6000_debug_reg_print): New function for -mdebug=reg support.
1801 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
1802 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
1803 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
1804 unit information here so it is calculated once at compiler startup
1806 (rs6000_override_options): Make -misel a target mask. Add more
1807 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
1808 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
1810 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
1811 (rs6000_handle_option): Move -misel from variable to target mask.
1812 (rs6000_builtin_mask_for_load): Add VSX support.
1813 (rs6000_conditional_register_usage): Ditto.
1814 (USE_ALTIVEC_FOR_ARG_P): Ditto.
1815 (function_arg_boundary): Ditto.
1816 (rs6000_expand_builtin): Ditto.
1817 (def_builtin): Make abort message a little friendlier.
1818 (rs6000_emit_int_cmove): Add support for 64-bit isel.
1820 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
1821 assembler support the popcntd instruction instead of a vsx
1822 instruction to enable power7 support.
1823 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
1824 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
1825 option to the assembler if -mcpu=native.
1826 (ASM_CPU_NATIVE_SPEC): Ditto.
1827 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
1829 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
1830 the lwsync instruction.
1831 (enum processor_type): Add PROCESSOR_POWER7.
1832 (rs6000_debug_reg): New -mdebug= options.
1833 (rs6000_debug_addr): Ditto.
1834 (rs6000_debug_cost): Ditto.
1835 (rs6000_isel): Delete.
1836 (enum rs6000_vector): New enum to say what vector unit we have.
1837 (VECTOR_UNIT_*): New macros to say which vector unit has
1838 arithmetic operations for a given type.
1839 (VECTOR_MEM_*): New macros to say which vector unit has memory
1840 operations for a given type.
1841 (TARGET_LDBRX): Whether the machine supports the ldbrx
1843 (TARGET_ISEL): Delete, -misel moved to be a mask.
1844 (TARGET_ISEL64): New macro for 64-bit isel support.
1845 (UNITS_PER_VSX_WORD): New macro.
1846 (POINTER_SIZE): Move to be an external variable, rather than
1847 calculating whether we are generating 32 ot 64-bit code.
1849 (STACK_BOUNDARY): Add VSX support.
1850 (LOCAL_ALIGNMENT): Ditto.
1851 (SLOW_UNALIGNED_ACCESS): Ditto.
1852 (VSX_REGNO_P): New macro for VSX support.
1853 (VFLOAT_REGNO_P): Ditto.
1854 (VINT_REGNO_P): Ditto.
1855 (VLOGICAL_REGNO_P): Ditto.
1856 (VSX_VECTOR_MODE): Ditto.
1857 (VSX_SCALAR_MODE): Ditto.
1859 (VSX_MOVE_MODE): Ditto.
1860 (VSX_REG_CLASS_P): Ditto.
1861 (HARD_REGNO_NREGS): Instead of calling a function, use an array
1863 (UNITS_PER_SIMD_WORD): Add VSX support.
1864 (MODES_TIEABLE_P): Ditto.
1865 (STARTING_FRAME_OFFSET): Ditto.
1866 (STACK_DYNAMIC_OFFSET): Ditto.
1867 (EPILOGUE_USES): Ditto.
1868 (REGNO_REG_CLASS): Move to array lookup.
1869 (CLASS_MAX_NREGS): Ditto.
1870 (rs6000_vector_reg_class): Add declaration.
1871 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
1872 overlap with the floating point and Altivec registers.
1874 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
1876 * config/rs6000/driver-rs6000.c (asm_names): New static array to
1877 give the appropriate asm switches if -mcpu=native.
1878 (host_detect_local_cpu): Add support for "asm".
1879 (host_detect_local_cpu): Follow GNU code guidelines for name.
1881 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
1882 -mbit-word to a variable instead of being a target mask.
1884 * config/rs6000/sync.md (lwsync): If the assembler supports it,
1885 emit the lwsync instruction instead of emitting the instruction as
1886 an integer constant.
1888 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
1889 fixuns_trundfsi2, move expander into rs6000.md.
1891 * config/rs6000/rs6000.md (cpu): Add power7.
1892 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
1893 (logical predicate patterns): Change the single instruction
1894 primitives that set CR0 to be fast_compare instead of compare.
1896 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
1897 (popcntddi2): Ditto.
1898 (popcount<mode>): Ditto.
1899 (floating multiply/add insns): Name the floating point
1901 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
1902 (isel_unsigned_<mode>): Ditto.
1903 (fixuns_trundfsi2): Move expander here from spe.md.
1904 (smindi3): Define if we have -misel on 64-bit systems.
1909 2009-06-23 Anatoly Sokolov <aesok@post.ru>
1911 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
1913 * config/avr/avr.c (avr_current_device): New variable.
1914 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
1915 (avr_arch, mcu_type_s): Move to avr.h.
1916 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
1917 default_data_section_start fields.
1918 (avr_arch): Moved from avr.c.
1919 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
1920 library_name fields.
1921 (avr_current_device, avr_mcu_types, avr_arch_types,
1922 avr_device_to_arch, avr_device_to_data_start,
1923 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
1924 (EXTRA_SPEC_FUNCTIONS): Define.
1925 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
1926 options mapping. Use device_to_arch and device_to_data_start insted.
1927 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
1928 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
1929 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
1930 * config/avr/driver-avr.c: New file.
1931 * config/avr/avr-devices.c: New file.
1933 2009-06-23 Jakub Jelinek <jakub@redhat.com>
1935 * var-tracking.c (unshare_variable): Force initialized to
1936 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
1937 (set_variable_part): Likewise.
1938 (struct variable_union_info): Remove pos_src field.
1939 (vui_vec, vui_allocated): New variables.
1940 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
1941 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
1942 == 1 use a simpler sorting algorithm. Compute pos field right
1943 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
1944 Avoid quadratic comparison if !flag_var_tracking_uninit.
1945 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
1946 unshare_variable unconditionally.
1947 (dataflow_set_different_2): Removed.
1948 (dataflow_set_different): Don't traverse second hash table.
1949 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
1950 unconditionally to var_reg_set or var_mem_set.
1951 (emit_notes_in_bb): Likewise.
1952 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
1954 (emit_note_insn_var_location): Don't set initialized to
1955 VAR_INIT_STATUS_INITIALIZED early.
1956 (vt_finalize): Free vui_vec if needed, clear vui_vec and
1958 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
1960 * tree-object-size.c (addr_object_size): Instead of checking
1961 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
1962 are no FIELD_DECLs following it.
1964 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
1966 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
1967 order to match bswaps with signed source operands.
1969 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1971 * sdbout.c (sdbout_one_type): Fix braces in switch.
1973 2009-06-23 Richard Guenther <rguenther@suse.de>
1975 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
1977 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
1978 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
1979 var_callused, callused_tree, var_storedanything, storedanything_tree,
1980 var_integer, integer_tree): Remove global variables.
1981 (new_var_info): Do not pass new id, append the new var to the
1982 global variable vector.
1983 (do_ds_constraint): Use is_global_var member of the variable-info.
1984 (new_scalar_tmp_constraint_exp): Adjust.
1985 (create_function_info_for): Likewise.
1986 (create_variable_info_for): Likewise.
1987 (find_what_var_points_to): Remove dead code.
1988 (init_base_vars): Simplify.
1989 (compute_points_to_sets): Adjust.
1991 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
1993 * combine.c (try_combine): Dump information about the insns we're
1996 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
1998 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
1999 check when calling force_to_mode on TRUNCATE's operand.
2001 2009-06-22 Ian Lance Taylor <iant@google.com>
2003 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
2005 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2007 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
2009 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2011 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
2012 override library linkage flags such as -static-libgcc or
2015 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2017 * config/m68k/m68k-devices.def: Add line for MCF5221x.
2019 2009-06-22 Ian Lance Taylor <iant@google.com>
2021 * config/linux.opt: Put mglibc ahead of muclibc.
2023 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
2024 for duplicate decls.
2026 2009-06-22 Matthias Klose <doko@ubuntu.com>
2028 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
2030 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
2033 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
2034 instead of NULL if a parser error occurs.
2036 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2038 * dwarf2out.c (dwarf2_debug_hooks): Initialize
2039 non-DWARF2_DEBUGGING_INFO version.
2041 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
2043 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
2044 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
2046 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
2047 (LIBGCC2_TF_CEXT): Define.
2050 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2053 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
2055 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2057 * config/arm/arm.c (arm_override_options): Disable
2058 -mcaller-super-interworking and -mcallee-super-interworking.
2059 * doc/invoke.texi (ARM Options): Document this.
2061 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
2063 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
2064 * config/arm/constraints.md (j): New constraint for movw operands.
2065 (N): Remove thumb2 meaning.
2066 * config/arm/arm.md (*arm_movw): Delete.
2067 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
2068 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
2069 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
2071 2009-06-22 Martin Jambor <mjambor@suse.cz>
2073 PR tree-optimization/40492
2074 * tree-sra.c (sra_modify_assign): Pass zero offsets to
2075 build_ref_for_offset.
2077 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
2079 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
2080 JUMP_TABLE_DATA_P predicates where applicable.
2081 * auto-inc-dec.c: Ditto.
2082 * builtins.c: Ditto.
2083 * caller-save.c: Ditto.
2085 * cfgcleanup.c: Ditto.
2086 * cfglayout.c: Ditto.
2089 * combine-stack-adj.c: Ditto.
2095 * dwarf2asm.c: Ditto.
2096 * dwarf2out.c: Ditto.
2097 * emit-rtl.c: Ditto.
2103 * function.c: Ditto.
2106 * genpreds.c: Ditto.
2107 * genrecog.c: Ditto.
2109 * ira-costs.c: Ditto.
2110 * ira-lives.c: Ditto.
2113 * lower-subreg.c: Ditto.
2114 * modulo-sched.c: Ditto.
2116 * postreload.c: Ditto.
2117 * print-rtl.c: Ditto.
2126 * sched-vis.c: Ditto.
2128 * sel-sched-ir.c: Ditto.
2129 * simplify-rtx.c: Ditto.
2130 * targhooks.c: Ditto.
2131 * var-tracking.c: Ditto.
2132 * vmsdbgout.c: Ditto.
2134 2009-06-22 Matthias Klose <doko@ubuntu.com>
2136 * Makefile.in (install-plugin): Always use DESTDIR.
2138 2009-06-22 Olivier Hainque <hainque@adacore.com>
2140 * config/pa/pa.c (output_call): Don't optimize post call jumps
2141 into return address adjustments if the call may throw.
2143 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
2145 * arm.c (thumb1_output_casesi): New function.
2146 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
2147 optimizing for size or PIC.
2148 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
2149 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
2150 (casesi): Handle Thumb-1 when optimizing for size or PIC.
2151 (thumb1_casesi_internal_pic): New expand rule.
2152 (thumb1_casesi_dispatch): New pattern.
2153 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
2155 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
2156 in the text seciton when PIC or optimizing for size.
2157 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
2158 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
2159 preservation properties of code.
2160 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
2161 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
2162 (__gnu_thumb1_case_si): New function.
2163 * t-arm (LIB1ASMSRC): Define here.
2164 (LIB1ASMFUNCS): Add some common functions.
2165 * t-arm-elf (LIB1ASMSRC): Delete.
2166 (LIB1ASMFUNCS): Append to existing set.
2167 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2168 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2169 * t-symbian (LIB1ASMFUNCS): Likewise.
2170 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2171 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2173 2009-06-21 Richard Guenther <rguenther@suse.de>
2175 PR tree-optimization/38729
2176 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
2177 to loops with a single exit if -fno-expensive-optimizations.
2179 2009-06-21 Jakub Jelinek <jakub@redhat.com>
2181 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
2182 (dataflow_set): Change vars type from htab_t to shared_hash.
2183 (shared_hash_pool, empty_shared_hash): New variables.
2184 (vars_clear): Removed.
2185 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
2186 shared_hash_find_slot_unshare, shared_hash_find_slot,
2187 shared_hash_find_slot_noinsert, shared_hash_find): New
2189 (shared_hash_unshare, shared_hash_destroy): New functions.
2190 (unshare_variable): Unshare set->vars if shared, use
2192 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
2193 (get_init_value, find_src_set_src, dump_dataflow_set,
2194 clobber_variable_part, emit_notes_for_differences): Use
2196 (dataflow_set_init): Remove second argument, set vars to
2197 empty_shared_hash instead of creating a new htab.
2198 (dataflow_set_clear): Call shared_hash_destroy and set vars
2199 to empty_shared_hash instead of calling vars_clear.
2200 (dataflow_set_copy): Don't call vars_copy, instead just share
2201 the src htab with dst.
2202 (variable_union): Use shared_hash_*, use initially NO_INSERT
2203 lookup if set->vars is shared. Don't keep slot cleared before
2204 calling unshare_variable. Unshare set->vars if needed.
2205 Even ->refcount == 1 vars must be unshared if set->vars is shared
2206 and var needs to be modified.
2207 (variable_canonicalize): New function.
2208 (dataflow_set_union): If dst->vars is empty, just share src->vars
2209 with dst->vars and traverse with variable_canonicalize to canonicalize
2210 and unshare what is needed.
2211 (dataflow_set_different): If old_set and new_set use the same shared
2212 htab, they aren't different. If number of htab elements is different,
2213 htabs are different. Use shared_hash_*.
2214 (dataflow_set_destroy): Call shared_hash_destroy instead of
2216 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
2217 second argument to dataflow_set_init.
2218 (vt_initialize): Likewise. Initialize shared_hash_pool and
2219 empty_shared_hash, move bb in/out initialization afterwards.
2220 Use variable_htab_free instead of NULL as changed_variables del hook.
2221 (variable_was_changed): Change type of second argument to pointer to
2222 dataflow_set. When inserting var into changed_variables, bump
2223 refcount. Unshare set->vars if set is shared htab and slot needs to
2225 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
2226 lookup if set->vars is shared. Unshare set->vars if needed.
2227 Even ->refcount == 1 vars must be unshared if set->vars is shared
2228 and var needs to be modified. Adjust variable_was_changed caller.
2229 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
2230 vars must be unshared if set->vars is shared and var needs to be
2231 modified. Adjust variable_was_changed caller.
2232 (emit_note_insn_var_location): Don't pool_free var.
2233 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
2235 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
2236 free_alloc_pool on shared_hash_pool.
2238 2009-06-20 Anthony Green <green@moxielogic.com>
2240 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
2241 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
2243 2009-06-20 Richard Guenther <rguenther@suse.de>
2245 * tree-ssa-structalias.c (find_func_aliases): For memset use
2246 a constraint from NULL if we memset to zero.
2247 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
2248 we explicitly handle that do not read from memory.
2249 (call_may_clobber_ref_p_1): Properly handle builtins that may
2252 2009-06-20 Richard Guenther <rguenther@suse.de>
2254 PR tree-optimization/40495
2255 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
2256 (new_scalar_tmp_constraint_exp): New function.
2257 (process_constraint): Do not create temporary decls.
2258 (process_all_all_constraints): Likewise.
2259 (handle_const_call): Likewise.
2260 (create_function_info_for): Do not set decl.
2262 2009-06-19 Ian Lance Taylor <iant@google.com>
2264 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
2265 (rs6000_attribute_table): Make static; move before use.
2267 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
2269 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
2270 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
2271 Propagate the TREE_READONLY flag without overwriting it.
2272 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
2273 Propagate the TREE_READONLY flag onto the result.
2274 (process_call_operands): Move around. Use correct constant value.
2276 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2279 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
2280 * config/arm/arm.md: Likewise.
2282 2009-06-19 Ian Lance Taylor <iant@google.com>
2284 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
2285 to GIMPLE_ERROR_MARK.
2287 * c-typeck.c (build_conditional_expr): Add op1_original_type and
2288 op2_original_type parameters. Warn about using different enum types.
2289 * c-parser.c (c_parser_conditional_expression): Pass original
2290 types to build_conditional_expr.
2291 * c-tree.h (build_conditional_expr): Update declaration.
2293 2009-06-19 Ian Lance Taylor <iant@google.com>
2295 * config/i386/i386.c (ix86_function_specific_save): Test that
2296 fields match values, rather than testing the values are in a
2299 2009-06-19 Richard Guenther <rguenther@suse.de>
2301 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
2303 (ptr_derefs_may_alias_p): Likewise.
2304 (ptr_deref_may_alias_ref_p_1): New function.
2305 (ptr_deref_may_alias_ref_p): Likewise.
2306 (ref_maybe_used_by_call_p_1): Handle builtins that are not
2307 covered by looking at the ESCAPED solution.
2308 (call_may_clobber_ref_p_1): Likewise.
2309 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
2310 Handle NULL_TREE offset. Do not produce redundant constraints.
2311 (process_all_all_constraints): New helper function.
2312 (do_structure_copy): Use it.
2313 (handle_lhs_call): Likewise.
2314 (find_func_aliases): Handle some builtins with pointer arguments
2315 and/or return values explicitly.
2317 2009-06-19 Ian Lance Taylor <iant@google.com>
2319 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
2321 2009-06-19 Ian Lance Taylor <iant@google.com>
2323 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
2325 2009-06-19 Ian Lance Taylor <iant@google.com>
2327 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
2328 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
2331 * c-decl.c (finish_decl): If -Wc++-compat, warn about
2332 uninitialized const.
2334 2009-06-19 Ian Lance Taylor <iant@google.com>
2336 * dse.c (struct store_info): Rename bitmap field to bmap. Change
2339 * c-decl.c (in_struct, struct_types): Remove.
2340 (struct c_binding): Add in_struct field.
2341 (c_binding_ptr): Define type, along with VEC.
2342 (struct c_struct_parse_info): Define.
2343 (struct_parse_info): New static variable.
2344 (bind): Initialize in_struct field.
2345 (start_struct): Remove enclosing_in_struct and
2346 enclosing_struct_types parameters. Add
2347 enclosing_struct_parse_info parameter. Change all callers. Set
2348 struct_parse_info rather than in_struct and struct_types.
2349 (grokfield): If -Wc++-compat and there is a symbol binding for the
2350 field name, set the in_struct flag and push it on the
2351 struct_parse_info->fields vector.
2352 (warn_cxx_compat_finish_struct): New static function.
2353 (finish_struct): Remove enclosing_in_struct and
2354 enclosing_struct_types parameters. Add
2355 enclosing_struct_parse_info parameter. Change all callers. Don't
2356 set C_TYPE_DEFINED_IN_STRUCT here. Call
2357 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
2358 parameter. Only push on struct_types if warn_cxx_compat.
2359 (finish_enum): Only push on struct_types if warn_cxx_compat.
2360 (declspecs_add_type): Add loc parameter. Change all callers.
2361 Change all error calls to error_at. Pass loc, not input_location,
2362 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
2363 defined in a struct. If -Wc++-compat and parsing a struct, record
2364 that a typedef name was used.
2365 * c-parser.c (c_parser_declspecs): Get location to pass to
2367 (c_parser_struct_or_union_specifier): Update calls to start_struct
2369 * c-tree.h (struct c_struct_parse_info): Declare.
2370 (finish_struct, start_struct): Update declarations.
2371 (declspecs_add_type): Update declaration.
2373 2009-06-19 Ian Lance Taylor <iant@google.com>
2375 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
2376 variable with an anonymous type.
2378 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2380 * see.c: Remove for real.
2382 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
2384 * optabs.h (enum optab_index): Add new OTI_significand.
2385 (significand_optab): Define corresponding macro.
2386 * optabs.c (init_optabs): Initialize significand_optab.
2387 * genopinit.c (optabs): Implement significand_optab using
2388 significand?f2 patterns.
2389 * builtins.c (expand_builtin_mathfn): Handle
2390 BUILT_IN_SIGNIFICAND{,F,L}.
2391 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
2392 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
2394 * config/i386/i386.md (significandxf2, significand<mode>2): New
2395 expanders to implement significandf, significand and significandl
2396 built-ins as inline x87 intrinsics.
2398 2009-06-18 Anatoly Sokolov <aesok@post.ru>
2400 * config/avr/avr.c (avr_override_options): Remove setting value of
2401 PARAM_INLINE_CALL_COST.
2403 2009-06-18 Richard Henderson <rth@redhat.com>
2406 * tree-pass.h (TDF_ASMNAME): New.
2407 * tree-dump.c (dump_options): Add asmname.
2408 * doc/invoke.texi: Document it.
2410 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
2411 (dump_decl_name): ...here.
2412 (dump_function_name): New flags arg; mind TDF_ASMNAME.
2413 (dump_generic_node): Update dump_function_name calls.
2414 (print_call_name): New flags arg; update all dump calls.
2415 * diagnostic.h (print_call_name): Update.
2416 * gimple-pretty-print.c (dump_gimple_call): Update.
2418 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
2421 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
2423 2009-06-18 Diego Novillo <dnovillo@google.com>
2425 * doc/plugins.texi: Document plugin_is_GPL_compatible.
2426 * plugin.c (str_license): Declare.
2427 (try_init_one_plugin): Assert that the symbol
2428 'plugin_is_GPL_compatible' exists.
2430 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
2433 * Makefile.in (OBJS-common): Remove see.o.
2435 * common.opt (fsee): Mark as preserved for backward compatibility.
2436 * opts.c (common_handle_option): Add OPT_fsee to the backward
2437 compatibility section.
2438 * passes.c (init_optimization_passes, pass_see): Remove pass.
2439 * timevar.def (TV_SEE): Remove.
2440 * tree-pass.h (pass_see): Remove declaration.
2441 * doc/invoke.texi (-fsee): Remove documentation.
2443 2009-06-18 Martin Jambor <mjambor@suse.cz>
2445 * tree-sra.c: Include statistics.h
2446 (sra_stats): New variable.
2447 (sra_initialize): Clear sra_stats.
2448 (create_access_replacement): Increment sra_stats.replacements.
2449 (get_access_replacement): Do not return twice.
2450 (analyze_all_variable_accesses): Increment statistics counter by the
2451 number of scalarized aggregates.
2452 (generate_subtree_copies): Increment sra_stats.subtree_copies.
2453 (sra_modify_expr): Increment sra_stats.exprs.
2454 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
2455 (sra_modify_assign): Increment sra_stats.exprs,
2456 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
2457 (perform_intra_sra): Update statistics counters.
2458 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
2460 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2462 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
2463 (arm_scalar_mode_supported_p): New function.
2465 2009-06-18 Paul Brook <paul@codesourcery.com>
2466 Sandra Loosemore <sandra@codesourcery.com>
2468 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
2469 (__extendhfsf2, __truncsfhf2): Define.
2470 * config/arm/fp16.c: New file.
2471 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2472 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2474 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
2476 * doc/extend.texi (Half-Precision): New section.
2477 * doc/invoke.texi (Option Summary): List -mfp16-format.
2478 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
2479 * config/arm/arm.opt (mfp16-format=): New.
2480 * config/arm/arm.c: Include intl.h.
2481 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
2482 (TARGET_INVALID_RETURN_TYPE): Redefine.
2483 (TARGET_PROMOTED_TYPE): Redefine.
2484 (TARGET_CONVERT_TO_TYPE): Redefine.
2485 (arm_fp16_format): Define.
2486 (all_fpus): Add entry for neon-fp16.
2487 (fp_model_for_fpu): Likewise.
2488 (struct fp16_format): Declare.
2489 (all_fp16_formats): Define.
2490 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
2492 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
2494 (arm_legitimate_index_p): Treat HFmode like HImode.
2495 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
2496 (coproc_secondary_reload_class): Special-case HFmode.
2497 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
2498 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
2499 (arm_init_fp16_builtins): New.
2500 (arm_init_builtins): Call it.
2501 (arm_invalid_parameter_type): New.
2502 (arm_invalid_return_type): New.
2503 (arm_promoted_type): New.
2504 (arm_convert_to_type).
2505 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
2507 (arm_emit_fp16_const): New function.
2508 (arm_mangle_type): Mangle __fp16 as "Dh".
2509 * config/arm/arm.h (TARGET_VFPD32): Make it know about
2511 (TARGET_NEON_FP16): New.
2512 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
2513 (enum fputype): Add FPUTYPE_NEON_FP16.
2514 (enum arm_fp16_format_type): Declare.
2515 (arm_fp16_format): Declare.
2516 (LARGEST_EXPONENT_IS_NORMAL): Define.
2517 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
2518 * config/arm/arm-modes.def (HFmode): Define.
2519 * config/arm/vfp.md: (*movhf_vfp): New.
2522 * config/arm/arm.md: (fpu): Add neon_fp16.
2523 (floatsihf2, floatdihf2): New.
2524 (fix_trunchfsi2, fix_trunchfdi2): New.
2528 (*arm32_movhf): New.
2529 (*thumb1_movhf): New.
2530 (consttable_2): Add check for HFmode constants.
2531 (consttable_4): Handle HFmode constants.
2533 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
2535 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
2537 2009-06-17 Olivier Hainque <hainque@adacore.com>
2539 * collect2.c (main): Use CONST_CAST2 to perform char ** to
2540 const char ** conversion in AIX specific section.
2542 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
2544 * config/i386/i386.c (ix86_special_builtin_type): Remove
2545 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
2546 (bdesc_special_args): Updated.
2547 (ix86_init_mmx_sse_builtins): Likewise.
2548 (ix86_expand_special_args_builtin): Likewise.
2550 2009-06-17 Richard Henderson <rth@redhat.com>
2552 * tree-pretty-print.c (maybe_dump_asm_name): New.
2553 (dump_decl_name): Use it.
2554 (PRINT_FUNCTION_NAME): Merge into...
2555 (dump_function_name): ... here. Use maybe_dump_asm_name.
2557 2009-06-17 Cary Coutant <ccoutant@google.com>
2559 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
2561 * debug.c (struct gcc_debug_hooks): Change placeholder for
2563 (debug_nothing_int_charstar_int): Replaced by...
2564 (debug_nothing_int_charstar_int_bool): ...this.
2565 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
2566 source_line prototype.
2567 (debug_nothing_int_charstar_int): Replaced by...
2568 (debug_nothing_int_charstar_int_bool): ...this.
2569 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
2570 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
2571 Output is_stmt operand when necessary.
2572 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
2573 (notice_source_line): Add is_stmt parameter.
2574 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
2575 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
2577 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
2578 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
2580 2009-06-17 Ian Lance Taylor <iant@google.com>
2582 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
2584 (struct store_by_pieces_d): Rename from store_by_pieces. Change
2587 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
2589 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
2590 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
2591 tree_strip_sign_nop_conversions and
2592 tree_ssa_strip_useless_type_conversions rather than stripping
2593 the operations here.
2594 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
2596 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
2597 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
2598 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
2599 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
2602 2009-06-17 Michael Eager <eager@eagercon.com>
2604 * config/rs6000/constraints.md (register_constraint "d"): New.
2605 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
2606 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
2607 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
2608 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
2609 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
2610 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
2611 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
2612 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
2613 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
2614 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
2616 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
2617 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
2618 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
2619 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
2620 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2621 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
2622 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
2623 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
2624 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
2625 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
2626 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
2627 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
2628 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
2629 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
2631 2009-06-16 Ian Lance Taylor <iant@google.com>
2633 * profile.c (total_num_never_executed): Don't define.
2634 (compute_branch_probabilities): Don't count or print
2636 (init_branch_prob): Don't set total_num_never_executed.
2637 (end_branch_prob): Don't print total_num_never_executed.
2639 2009-06-17 David Daney <ddaney@caviumnetworks.com>
2641 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
2643 2009-06-17 David Edelsohn <edelsohn@gnu.org>
2645 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
2646 (nabstd2_fpr): Same.
2648 2009-06-17 Steve Ellcey <sje@cup.hp.com>
2650 * expr.c (expand_assignment): Change complex type check.
2652 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
2654 * doc/plugins.texi (Building GCC plugins): Added new section.
2656 2009-06-17 Ian Lance Taylor <iant@google.com>
2658 * c-pch.c (get_ident): Don't set size of templ array.
2659 (pch_init): Don't set size of partial_pch array.
2661 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
2662 string constant to intialize an array whose size is the length of
2665 2009-06-17 Richard Guenther <rguenther@suse.de>
2667 PR tree-optimization/40389
2668 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
2669 to addressable types.
2670 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
2672 2009-06-17 Richard Guenther <rguenther@suse.de>
2675 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
2676 if there is no evolution of left in the loop bail out.
2677 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
2678 chrec_fold_multiply.
2680 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
2681 Janis Johnson <janis187@us.ibm.com>
2684 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
2685 for the symbol ref of a constant that is the source of a move
2686 - nor for any other not-obvious-label-ref constants.
2688 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
2690 * plugin.c (position_pass): Skip newly inserted pass during list
2691 traversal to avoid repeated insertion.
2693 2009-06-16 Ian Lance Taylor <iant@google.com>
2695 * vec.h (VEC_stack_alloc): Define different version if
2696 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
2697 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
2698 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
2699 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2701 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
2703 * config.gcc (extra_headers): Add ia32intrin.h for x86.
2705 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
2706 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
2707 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
2708 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
2709 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
2710 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
2711 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
2712 (bdesc_special_args): Add __builtin_ia32_rdtsc and
2713 __builtin_ia32_rdtscp.
2714 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
2715 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
2716 and __builtin_ia32_rorhi.
2717 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
2718 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
2719 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
2720 (ix86_expand_args_builtin): Likewise.
2721 (ix86_expand_special_args_builtin): Likewise.
2723 * config/i386/i386.md (UNSPECV_RDTSCP): New.
2724 (UNSPECV_RDTSC): Likewise.
2725 (UNSPECV_RDPMC): Likewise.
2726 (*bsr): Renamed to ...
2728 (*bsr_rex64): Renamed to ...
2732 (*rdpmc_rex64): Likewise.
2735 (*rdtsc_rex64): Likewise.
2737 (*rdtscp): Likewise.
2738 (*rdtscp_rex64): Likewise.
2740 * config/i386/ia32intrin.h: New.
2742 * config/i386/x86intrin.h: Include <ia32intrin.h>.
2744 2009-06-16 Ian Lance Taylor <iant@google.com>
2746 * ira-build.c (copy_info_to_removed_store_destinations):
2747 Initialize parent_a.
2749 2009-06-16 Ian Lance Taylor <iant@google.com>
2751 * c-decl.c (grokdeclarator): Change size_varies to bool.
2753 2009-06-16 Ian Lance Taylor <iant@google.com>
2755 * sel-sched.c: Make forward declarations of move_op_hooks and
2756 fur_hooks explicitly extern.
2758 2009-06-16 Ian Lance Taylor <iant@google.com>
2760 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
2761 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
2763 2009-06-16 Ian Lance Taylor <iant@google.com>
2765 * resource.c (mark_referenced_resources): Change
2766 include_delayed_effects parameter to bool. Change all callers.
2767 (mark_end_of_function_resources): Likewise.
2768 * reorg.c (insn_references_resource_p): Likewise.
2769 (insn_sets_resource_p): Likewise.
2770 * resource.h (mark_referenced_resources): Update declaration.
2771 (mark_end_of_function_resources): Update declaration.
2773 2009-06-16 David Edelsohn <edelsohn@gnu.org>
2775 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
2777 2009-06-16 David Edelsohn <edelsohn@gnu.org>
2779 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
2780 GCC can bootstrap on AIX with GNU Binutils 2.20.
2782 2009-06-16 Ian Lance Taylor <iant@google.com>
2784 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
2786 2009-06-16 Ian Lance Taylor <iant@google.com>
2788 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
2789 inline, not extern inline.
2790 (exact_log2): Likewise.
2791 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
2793 (exact_log2): Likewise, but don't test CTZ_HWI.
2795 2009-06-16 Ian Lance Taylor <iant@google.com>
2797 * bitmap.c (bitmap_clear): Don't declare as inline.
2798 * gimple.c (gimplify_assign): Likewise.
2799 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
2800 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
2801 (sched_scan_info): Remove duplicate definition.
2803 2009-06-16 Ian Lance Taylor <iant@google.com>
2805 * c-common.c (skip_evaluation): Don't define.
2806 (c_inhibit_evaluation_warnings): Define global variable.
2807 (overflow_warning): Check c_inhibit_evaluation_warnings rather
2808 than skip_evaluation.
2809 (convert_and_check, warn_for_div_by_zero): Likewise.
2810 * c-common.h (skip_evaluation): Don't declare.
2811 (c_inhibit_evaluation_warnings): Declare.
2812 * c-parser.c (c_parser_typeof_specifier): Set
2813 c_inhibit_evaluation_warnings rather than skip_evaluation.
2814 (c_parser_conditional_expression): Likewise.
2815 (c_parser_binary_expression): Likewise.
2816 (c_parser_sizeof_expression): Likewise.
2817 (c_parser_alignof_expression): Likewise.
2818 * c-typeck.c (build_indirect_ref): Check
2819 c_inhibit_evaluation_warnings rather than skip_evaluation.
2820 (build_conditional_expr, build_binary_op): Likewise.
2822 2009-06-16 Richard Guenther <rguenther@suse.de>
2824 * tree-ssa-alias.c (is_escape_site): Remove.
2825 * tree-ssa-alias.h (enum escape_type): Remove.
2826 (is_escape_site): Likewise.
2827 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
2828 via casts and asms without deferring to is_escape_site.
2830 2009-06-16 Jakub Jelinek <jakub@redhat.com>
2833 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
2834 use gen_lowpart if op0 has complex mode.
2836 2009-06-16 Richard Guenther <rguenther@suse.de>
2838 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
2839 variables add them to ESCAPED.
2840 (find_func_aliases): Do not make all indirectly stored values escaped.
2842 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
2844 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
2847 2009-06-16 Martin Jambor <mjambor@suse.cz>
2849 PR tree-optimization/40432
2850 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
2851 check whether we need to force gimple register operand.
2853 2009-06-16 Martin Jambor <mjambor@suse.cz>
2855 PR tree-optimization/40413
2856 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
2857 build_ref_for_offset.
2858 (propagate_subacesses_accross_link): Fix a typo in a comment.
2860 2009-06-16 Ira Rosen <irar@il.ibm.com>
2862 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2863 with additional parameter.
2864 * tree-vectorizer.h (enum vect_def_type): Add new value
2866 (enum vect_relevant): Add comments.
2867 (vect_is_simple_reduction): Add new argument.
2868 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
2869 Detect nested cycles.
2870 (vect_is_simple_reduction): Update documentation, add an argument to
2871 distinguish inner-loop reduction from nested cycle, detect nested
2872 cycles, fix printings and indentation, don't swap operands in case
2874 (get_initial_def_for_reduction): Handle subtraction.
2875 (vect_create_epilog_for_reduction): Add new argument to specify
2877 (vect_finalize_reduction): Handle subtraction, fix comments.
2878 (vectorizable_reduction): Handle nested cycles. In case of nested
2879 cycle keep track of the reduction variable position. Call
2880 vect_is_simple_reduction with additional parameter. Use original
2881 statement code in reduction epilogue for nested cycle. Call
2882 vect_create_epilog_for_reduction with additional parameter.
2883 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
2884 inner-loop vectorization.
2885 (vect_recog_widen_sum_pattern): Likewise.
2886 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
2888 (vect_mark_stmts_to_be_vectorized): Likewise.
2889 (vect_get_vec_def_for_operand): Handle nested cycles.
2891 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2893 * doc/invoke.texi (Debugging Options): Fix option index entries
2894 for -fdump-statistics, -frandom-seed add entries for
2895 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
2896 (FRV Options): Fix entries for -mTLS, -mtls.
2897 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
2898 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
2899 (M68hc1x Options): Fix @itemx for -mnominmax.
2900 (MCore Options): Fix entry for -mno-lsim.
2901 (MMIX Options): Fix entry for -mabi=mmixware.
2902 (PDP-11 Options): Fix entry for -mbcopy-builtin.
2904 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
2906 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
2907 Mention the plugin mode of gengtype.
2908 * doc/gty.texi (Source Files Containing Type Information): Likewise.
2909 * gengtype.c: Updated copyright.
2910 (plugin_files, nb_plugin_files) Added new static variables.
2911 (measure_input_list) Care about plugin_files.
2912 (write_rtx_next): Added early return in plugin mode.
2913 (create_file): Updated copyright year in generated file. Added
2915 (oprintf): Added early return if NULL outf.
2916 (get_output_file_with_visibility): Care of plugin_files.
2917 (get_output_file_name): May return null.
2918 (write_local): Added early return.
2919 (put_mangled_filename): Ditto.
2920 (finish_root_table): Added check for base_files.
2921 (write_roots): Care about null when plugins.
2922 (main): Added plugin mode.
2924 2009-06-15 Ian Lance Taylor <iant@google.com>
2926 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
2927 * gcov.c (read_count_file): Add braces around variables declared
2930 * c.opt (Wjump-misses-init): New warning.
2931 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
2932 -Wall and -Wc++-compat if not already set.
2933 (c_common_post_options): Clear warn_jump_misses_init if it was not
2935 * c-decl.c (struct c_binding): Change type field to a union with
2936 new label field. Make it the first field in the struct. Update
2937 references to type to use u.type instead.
2938 (struct c_spot_bindings): Define.
2939 (struct c_goto_bindings): Define.
2940 (c_goto_bindings_p): Define, along with VECs.
2941 (struct c_label_vars): Define.
2942 (struct c_scope): Add has_label_bindings field.
2943 (bind_label, set_spot_bindings): New static functions.
2944 (decl_jump_unsafe, update_spot_bindings): New static functions.
2945 (update_label_decls): New static function.
2946 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
2947 Update binding u.label field to shadowed field.
2948 (c_binding_start_stmt_expr): New function.
2949 (c_binding_end_stmt_expr): New function.
2950 (pushdecl): Don't call c_begin_vm_scope.
2951 (make_label): Add defining and p_label_vars parameters. Change
2953 (lookup_label): Correct test for whether a label has not yet been
2954 defined. Call bind_label rather than bind.
2955 (warn_about_goto): New static function.
2956 (lookup_label_for_goto): New function.
2957 (declare_label): Call bind_label rather than bind.
2958 (check_earlier_gotos): New static function.
2959 (define_label): Don't give errors about jumping into statement
2960 expressions or scopes of variably modified types. Call
2961 set_spot_bindings and check_earlier_gotos. Call bind_label
2962 instead of bind. Don't set label_context_stack_se or
2963 label_context_stack_vm.
2964 (c_get_switch_bindings): New function.
2965 (c_release_switch_bindings): New function.
2966 (c_check_switch_jump_warnings): New function.
2967 (start_function): Don't set label_context_stack_se or
2968 label_context_stack_vm.
2969 (finish_function): Likewise.
2970 * c-typeck.c (label_context_stack_se): Don't define.
2971 (label_context_stack_vm): Don't define.
2972 (c_finish_goto_label): Call lookup_label_for_goto rather than
2973 lookup_label. Don't give errors about jumping into a statement
2974 expression or the scope of a variably modified type. Don't set
2975 label_context_stack_se or label_context_stack_vm.
2976 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
2977 fields. Add bindings field.
2978 (c_start_case): Don't set deleted fields. Set bindings field.
2979 (do_case): Rework order of tests. Don't check blocked_stmt_expr
2980 or blocked_vm. Call c_check_switch_jump_warnings.
2981 (c_finish_case): Don't test blocked_stmt_expr field. Call
2982 c_release_switch_bindings.
2983 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
2984 c_switch_stack. Don't walk label_context_stack_se labels. Don't
2985 set label_context_stack_se. Call c_bindings_start_stmt_expr.
2986 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
2987 c_switch_stack. Don't walk label_context_stack_se labels. Don't
2988 set label_context_stack_se. Call c_bindings_end_stmt_expr.
2989 (c_begin_vm_scope, c_end_vm_scope): Don't define.
2990 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
2991 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
2992 (C_DECL_UNJUMPABLE_VM): Don't define.
2993 (C_DECL_UNDEFINABLE_VM): Don't define.
2994 (struct c_label_list): Don't define.
2995 (struct c_label_context_se): Don't define.
2996 (struct c_label_context_vm): Don't define.
2997 (struct c_spot_bindings): Declare.
2998 (c_bindings_start_stmt_expr): Declare.
2999 (c_bindings_end_stmt_expr): Declare.
3000 (lookup_label_for_goto): Declare.
3001 (c_get_switch_bindings, c_release_switch_bindings): Declare.
3002 (c_check_switch_jump_warnings): Declare.
3003 (label_context_stack_se, label_context_stack_vm): Don't declare.
3004 (c_finish_goto_label): Update declaration.
3005 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
3006 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
3007 (Warning Options): Document -Wjump-misses-init.
3009 2009-06-15 Jakub Jelinek <jakub@redhat.com>
3011 * tree-object-size.c (addr_object_size): Fix a pasto in the last
3014 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3016 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
3018 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3020 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
3022 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
3024 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
3026 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
3028 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
3029 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
3030 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
3031 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
3032 * dwarf2asm.c (dw2_force_const_mem): Update call to
3034 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
3035 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
3036 * langhooks.c (lhd_comdat_group): Remove.
3037 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
3038 * tree.h (DECL_COMDAT_GROUP): New.
3039 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
3040 (tree_decl_with_vis): Add comdat_group. Remove one_only.
3041 (make_decl_one_only): Change signature.
3042 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
3044 (make_decl_one_only): Change signature.
3045 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
3047 2009-06-15 Richard Guenther <rguenther@suse.de>
3050 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
3052 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3054 * tree-ssa-math-opts.c: Remove extra divide.
3056 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3058 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
3060 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3062 * passes.c: Add bswap pass.
3063 * tree-pass.h: Add pass_optimize_bswap declaration.
3064 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
3065 Include rtl.h, expr.h and optabs.h for optab_handler check.
3066 (struct symbolic_number, pass_optimize_bswap): New definition.
3067 (do_shift_rotate, verify_symbolic_number_p): New functions.
3068 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
3069 (gate_optimize_bswap): New function.
3070 * tree.c (widest_int_cst_value): New function.
3071 * tree.h (widest_int_cst_value): Prototype added.
3073 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
3075 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
3076 REG_EQUAL/REG_EQUIV notes.
3078 2009-06-14 Richard Guenther <rguenther@suse.de>
3081 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
3082 has its address taken if NRV was applied and it is addressable.
3083 * tree-ssa-structalias.c (get_constraint_for_address_of): New
3084 function split out from ...
3085 (get_constraint_for_1): ... here.
3086 (handle_rhs_call): Use it to mark the return slot escaped if
3087 it is addressable and NRV was applied.
3089 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3091 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
3092 Change first argument type to location_t.
3093 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
3094 Do not set input_location.
3095 Use loc instead of input_location throughout.
3097 2009-06-13 Richard Guenther <rguenther@suse.de>
3099 PR tree-optimization/40421
3100 * tree-predcom.c (should_unroll_loop_p): Remove.
3101 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
3103 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
3105 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3106 Add location argument.
3108 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
3110 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
3112 * config/s390/s390.c (s390_build_builtin_va_list): Same.
3113 (s390_gimplify_va_arg): Pass location to create_artificial_label.
3114 * config/spu/spu-protos.h: Add location to
3115 spu_resolve_overloaded_builtin.
3116 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
3117 spu_build_builtin_va_list.
3118 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
3119 argument. Pass location to build_function_call_vec.
3120 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
3122 (emit_fpu_switch): Same.
3123 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
3124 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
3125 to build_decl and create_artificial_label.
3126 (xtensa_gimplify_va_arg_expr): Same.
3127 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
3128 (xstormy16_gimplify_va_arg_expr): Same.
3129 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
3130 * config/arm/arm.c (arm_build_builtin_va_list): Same.
3131 * config/mips/mips.c (mips_build_builtin_va_list): Same.
3132 (mips16_build_function_stub): Same.
3133 (mips16_build_call_stub): Same.
3135 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
3138 * arm/constraints.md (Pa, Pb): New constraints.
3139 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
3140 split pattern to deal with them.
3142 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
3144 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
3145 fix index entry for -Xpreprocessor.
3147 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3149 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3150 Add location argument to build_decl call.
3151 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
3152 (rs6000_init_builtins): Same.
3153 (spe_init_builtins): Same.
3154 (rs6000_gimplify_va_arg): Add location argument to
3155 create_artificial_label call.
3157 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
3159 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
3160 * combine-stack-adj.c (pass_stack_adjustments): Use it.
3161 * Makefile.in: Fix GGC dependency for gcse.o.
3163 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
3165 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
3166 * gimple-pretty-print.c (dump_gimple_stmt): Same.
3167 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
3169 * c-parser.c (c_parser_binary_expression): Use current column while
3170 building binary operations.
3171 * common.opt (fshow-column): Enable by default.
3172 * tree-vrp.c (check_array_ref): Use warning_at.
3173 (check_array_bounds): Use location from call back if expr has no
3175 * tree.h: Add location argument to maybe_fold_*.
3176 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
3177 (maybe_fold_offset_to_array_ref): Add location argument and use it.
3178 (maybe_fold_offset_to_component_ref): Same.
3179 (maybe_fold_offset_to_reference): Same.
3180 (maybe_fold_offset_to_address): Same.
3181 (maybe_fold_stmt_indirect): Same.
3182 (maybe_fold_stmt_addition): Same.
3183 (fold_stmt_r): Pass location to maybe_fold_*.
3184 (fold_gimple_assign): Same.
3185 * c-tree.h: Add location argument to finish_decl,
3186 default_function_array_conversion, store_init_value.
3187 * c-decl.c (define_label): Use error_at.
3188 (c_make_fname_decl): Pass location to finish_decl.
3189 (finish_decl): New location argument.
3190 (build_compound_literal): Pass location to store_init_value.
3191 (grokdeclarator): Pass location to finish_decl.
3193 * c-typeck.c (array_to_pointer_conversion): New location argument.
3194 (function_to_pointer_conversion): Same.
3195 (default_function_array_conversion): Same.
3196 (parser_build_unary_op): Pass location to overflow_warning.
3197 (parser_build_binary_op): Same. Use warning_at.
3198 (build_unary_op): Pass location to array_to_pointer_conversion.
3199 (build_c_cast): Pass location to digest_init.
3200 (build_modify_expr): New location argument.
3201 (convert_for_assignment): Same.
3202 (store_init_value): Same.
3203 (digest_init): Same.
3204 (output_init_element): Pass location to digest_init and
3205 array_to_pointer_conversion.
3206 (c_finish_return): Pass location to convert_for_assignment.
3207 * gimplify.c (gimplify_conversion): Pass location to
3208 maybe_fold_offset_to_address.
3209 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
3210 to maybe_fold_stmt_addition.
3211 * c-omp.c (c_finish_omp_atomic): Pass new location to
3213 (c_finish_omp_for): Same.
3214 * c-common.c (overflow_warning): New argument.
3215 * c-common.h: New argument to build_modify_expr, overflow_warning.
3216 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
3218 (c_parser_initializer): Pass location to
3219 default_function_array_conversion.
3220 (c_parser_initelt): Same.
3221 (c_parser_initval): Same.
3222 (c_parser_asm_operands): Same.
3223 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
3224 (c_parser_conditional_expression): Same.
3225 (c_parser_binary_expression): Add location info to stack. Use it.
3226 (c_parser_unary_expression): Pass location to
3227 default_function_array_conversion, parser_build_unary_op,
3228 build_indirect_ref, c_parser_postfix_expression_after_primary.
3229 (c_parser_postfix_expression_after_primary): New location argument.
3231 (c_parser_expression_conv): Pass location to
3232 default_function_array_conversion.
3233 (c_parser_expr_list): Same.
3234 (c_parser_omp_atomic): Same.
3235 (c_parser_omp_for_loop): Same.
3236 * c-tree.h: (struct c_declarator): Add comment to id_loc.
3237 (build_array_declarator): New argument.
3238 * c-decl.c (build_array_declarator): Add location argument.
3239 (grokdeclarator): Set id_loc for cdk_array.
3240 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
3241 build_array_declarator.
3242 * tree.c (build_omp_clause): Add location argument.
3243 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
3244 (OMP_CLAUSE_LOCATION): New macro.
3245 (struct tree_omp_clause): Add location field.
3246 (build_omp_clause): Add argument.
3247 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
3248 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
3250 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
3251 (cp_parser_omp_clause_collapse): Same.
3252 (cp_parser_omp_clause_default): Same.
3253 (cp_parser_omp_clause_if): Same.
3254 (cp_parser_omp_clause_nowait): Same.
3255 (cp_parser_omp_clause_num_threads): Same.
3256 (cp_parser_omp_clause_ordered): Same.
3257 (cp_parser_omp_clause_schedule): Same.
3258 (cp_parser_omp_clause_untied): Same.
3259 (cp_parser_omp_for_loop): Same.
3260 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3261 * c-tree.h (c_start_case): Add location argument.
3262 (c_process_expr_stmt): Same.
3263 (c_finish_goto_*): Same.
3264 * tree-parloops.c (initialize_reductions): Pass location to
3266 (create_parallel_loop): Same.
3267 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
3268 (gfc_trans_omp_reduction_list): Same.
3269 (gfc_trans_omp_clauses): Same.
3270 (gfc_trans_omp_do): Same.
3271 * c-typeck.c (c_finish_goto_label): Same.
3272 (c_finish_goto_ptr): New location argument.
3273 (c_start_case): Same.
3274 (emit_side_effect_warnings): Same.
3275 (c_process_expr_stmt): Same.
3276 (c_finish_stmt_expr): Same.
3277 (c_finish_omp_clauses): Use error_at instead of error.
3278 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
3280 * c-omp.c (c_split_parallel_clauses): New location argument.
3281 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
3282 to build_omp_clause.
3283 (convert_local_reference_stmt): Same.
3284 (convert_gimple_call): Same.
3285 * c-common.h (c_split_parallel_clauses): New argument.
3286 * c-parser.c (c_parser_statement_after_labels): Pass location to
3287 c_finish_goto_label.
3288 (c_parser_switch_statement): Pass location to c_start_case.
3289 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
3290 and c_process_expr_stmt.
3291 (c_parser_omp_variable_list): Add location argument.
3292 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
3293 (c_parser_omp_clause_default): Same.
3294 (c_parser_omp_clause_if): Same.
3295 (c_parser_omp_clause_num_threads): Same.
3296 (-c_parser_omp_clause_ordered): Same.
3297 (c_parser_omp_clause_reduction): Pass location to
3298 c_parser_omp_variable_list.
3299 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
3300 (c_parser_omp_clause_untied): Same.
3301 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
3302 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
3304 * c-tree.h (check_for_loop_decls, undeclared_variable,
3305 build_component_ref, build_array_ref, build_external_ref,
3306 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
3307 build_conditional_expr, build_compound_expr, c_cast_expr,
3308 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
3309 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
3311 * c-semantics.c (build_stmt): Same.
3312 (build_case_label): Same.
3313 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
3314 (undeclared_variable): New argument.
3316 (lookup_label): Pass location on down.
3317 (define_label): Same.
3318 (finish_decl): Same.
3319 (build_compound_literal): Same.
3320 (finish_struct): Same.
3321 (finish_function): Do not set location here.
3322 (check_for_loop_decls): New argument.
3323 * tree.c (save_expr): Set location.
3324 (build_empty_stmt): New argument.
3325 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
3326 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
3327 * builtins.c (gimplify_va_arg_expr): Use locations.
3328 (expand_builtin_sync_operation): Same.
3329 * c-typeck.c (build_component_ref): New argument.
3330 (build_array_ref): Same.
3331 (build_external_ref): Same.
3332 (c_expr_sizeof_expr): Same.
3333 (c_expr_sizeof_type): Same.
3334 (parser_build_unary_op): Same.
3335 (build_conditional_expr): Same.
3336 (build_compound_expr): Pass location on down.
3337 (build_compound_expr): New argument.
3338 (build_c_cast): Same.
3339 (c_cast_expr): Same.
3340 (build_asm_expr): Same.
3341 (c_finish_return): Same.
3342 (c_process_expr_stmt): Pass location on down.
3343 (c_finish_stmt_expr): New argument.
3344 (push_clenaup): Same.
3345 (c_finish_omp_parallel): Same.
3346 (c_finish_omp_task): Same.
3347 * gimplify.c (gimplify_call_expr): Pass location on down.
3348 * c-omp.c (c_finish_omp_master): New argument.
3349 (c_finish_omp_critical): Same.
3350 (c_finish_omp_ordered): Same.
3351 (c_finish_omp_barrier): Same.
3352 (-c_finish_omp_taskwait): Same.
3353 (c_finish_omp_atomic): Same.
3354 (c_finish_omp_flush): Same.
3355 * tree-inline.c (copy_tree_body_r): Pass location on down.
3356 (inline_forbidden_p): Remove use of input_location.
3357 * c-gimplify.c (c_build_bind_expr): New argument.
3358 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
3359 (c_sizeof_or_alignof_type): New argument.
3360 (c_alignof_expr): Same.
3361 (build_va_arg): Same.
3362 (c_add_case_label): Same.
3363 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
3364 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
3365 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
3366 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
3367 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
3368 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
3370 * stub-objc.c (objc_build_selector_expr): Same.
3371 (objc_build_throw_stmt): Same.
3372 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
3373 (c_parser_initelt): Same.
3374 (c_parser_compound_statement): Same.
3375 (c_parser_compound_statement_nostart): Same.
3376 (c_parser_label): Same.
3377 (c_parser_statement_after_labels): Same.
3378 (c_parser_if_body): Same.
3379 (c_parser_else_body): Same.
3380 (c_parser_if_statement): Same.
3381 (c_parser_switch_statement): Same.
3382 (c_parser_while_statement): Same.
3383 (c_parser_do_statement): Same.
3384 (c_parser_for_statement): Same.
3385 (c_parser_asm_statement): Same.
3386 (c_parser_conditional_expression): Same.
3387 (c_parser_binary_expression): Same.
3388 (c_parser_cast_expression): Same.
3389 (c_parser_unary_expression): Same.
3390 (c_parser_sizeof_expression): Same.
3391 (c_parser_alignof_expression): Same.
3392 (c_parser_postfix_expression): Same.
3393 (c_parser_expression): Same.
3394 (c_parser_objc_receiver): Same.
3395 (c_parser_omp_variable_list): Same.
3396 (c_parser_omp_structured_block): Same.
3397 (c_parser_omp_atomic): New argument.
3398 (c_parser_omp_barrier): Same.
3399 (c_parser_omp_critical): Same.
3400 (c_parser_omp_flush): Pass location on down.
3401 (c_parser_omp_for_loop): New argument.
3402 (c_parser_omp_for): Same.
3403 (c_parser_omp_master): Same.
3404 (c_parser_omp_ordered): Same.
3405 (c_parser_omp_sections_scope): Same.
3406 (c_parser_omp_sections): Same.
3407 (c_parser_omp_parallel): Same.
3408 (c_parser_omp_single): Same.
3409 (c_parser_omp_task): Same.
3410 (c_parser_omp_taskwait): Pass location on down.
3411 (c_parser_omp_construct): Same.
3412 (c_parser_omp_threadprivate): Same.
3413 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
3414 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
3415 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
3416 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
3417 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
3418 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
3419 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
3420 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
3421 config/i386/i386.c, stmt.c:
3422 Add location argument to the following function definitions and/or
3423 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
3424 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
3425 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
3426 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
3427 do_case, c_finish_bc_stmt, build_compound_literal,
3428 build_function_call.
3429 * c-decl.c (build_compound_literal): Add location argument.
3430 Make all diagnostic calls use location.
3431 (start_struct): Same.
3432 (finish_struct): Same.
3434 (build_enumerator): Same.
3435 (start_function): Same.
3436 (grokdeclarator): Make all diagnostic calls use location.
3437 (store_parm_decls_oldstyle): Same.
3438 * c-typeck.c (build_function_call): Add location argument.
3439 Make all diagnostic calls use location.
3441 (c_finish_bc_stmt): Same.
3442 * tree-nested.c (get_trampoline_type): Add argument.
3443 Pass location to build_decl.
3444 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
3445 * rtl.h (RTL_LOCATION): New.
3446 * c-common.c (c_add_case_label): Add location argument.
3447 Make all diagnostic calls use location.
3448 * c-common.h: Add location argument to make_fname_decl, do_case,
3449 c_add_case_label, build_function_call, resolve_overloaded_builtin.
3450 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
3451 Set it appropriately for every case. Pass enum_loc to start_enum
3452 call. Pass value_loc first to build_enumerator. Pass enum_loc to
3454 (c_parser_struct_or_union_specifier): Save location. Use it for
3455 start_struct, finish_struct, and parser_xref_tag.
3457 2009-06-12 Ian Lance Taylor <iant@google.com>
3459 * fold-const.c (fold_unary): Rename local variable and to and_expr.
3461 * c-opts.c (c_common_handle_option): For -Wc++-compat set
3462 cpp_opts->warn_cxx_operator_names.
3464 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3467 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
3468 is returns NULL and OP is a VCE, look through the VCE.
3470 2009-06-12 Ian Lance Taylor <iant@google.com>
3473 * collect2.c (main): Use CONST_CAST2 in code inside #if
3474 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
3476 2009-06-12 Joey Ye <joey.ye@intel.com>
3479 * cfgexpand.c (get_decl_align_unit): Update
3480 max_used_stack_slot_alignment with align instead of
3481 stack_alignment_needed.
3483 * function.c (assign_stack_local_1): Update
3484 max_used_stack_slot_alignment with alignment_in_bits instead
3485 of stack_alignment_needed.
3486 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
3489 2009-06-12 Jakub Jelinek <jakub@redhat.com>
3491 * dwarf2out.c (last_var_location_insn): New variable.
3492 (dwarf2out_end_epilogue): Clear last_var_location_insn.
3493 (dwarf2out_var_location): Don't record anything after last real
3494 insn. Only change labels if there were any real instructions
3495 in between last note and this one, or if changed sections.
3497 2009-06-11 Richard Henderson <rth@redhat.com>
3499 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
3500 note when storing the frame pointer in a register.
3501 (FRP): Don't redefine to nothing for epilogue.
3502 (alpha_expand_epilogue): Mark register and sp restores.
3503 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
3505 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
3506 when gen_lowpart is needed.
3508 2009-06-11 Richard Henderson <rth@redhat.com>
3510 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
3512 * dwarf2out.c (need_data_align_sf_opcode): New.
3513 (div_data_align): Move earlier.
3514 (def_cfa_1, reg_save): Use it.
3516 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
3518 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
3519 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
3520 (ix86_handle_option): Handle OPT_mcrc32.
3521 (ix86_target_string): Add -mcrc32.
3522 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
3524 * config/i386/i386.h (TARGET_CRC32): New.
3526 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
3527 (sse4_2_crc32di): Likewise.
3529 * config/i386/i386.opt (mcrc32): New.
3531 * doc/invoke.texi: Document -mcrc32.
3533 2009-06-11 Richard Henderson <rth@redhat.com>
3535 * common.opt (gdwarf-): Accept a version number.
3536 * doc/invoke.texi (gdwarf-): Update docs.
3537 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
3538 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
3539 version level, and record it.
3541 * dwarf2.h (DW_CIE_VERSION): Remove.
3542 * dwarf2out.c (DWARF_VERSION): Remove.
3543 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
3544 (output_call_frame_info): Use CIE version 3 for dwarf3,
3545 or if the return register column is out of range for version 1.
3546 (dwarf_stack_op_name): Add all dwarf3 values.
3547 (DEBUG_PUBTYPES_SECTION): New.
3548 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
3549 encoding change for dwarf3.
3550 (output_die) [dw_val_class_die_ref]: Likewise.
3551 (output_compilation_unit_header): Emit correct version for dwarf3.
3552 (output_line_info): Likewise.
3553 (output_pubnames): Update for DWARF_VERSION removal.
3554 (output_aranges): Likewise.
3555 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
3556 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
3557 (dwarf2out_finish): Likewise.
3559 2009-06-11 David Daney <ddaney@caviumnetworks.com>
3561 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
3564 2009-06-11 David Daney <ddaney@caviumnetworks.com>
3567 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
3568 * builtins.c (expand_builtin_unreachable): New function.
3569 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
3570 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
3571 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
3573 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
3574 searching for missing barriers.
3576 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3578 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
3579 when -fprofile-generate* was passed.
3580 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
3582 2009-06-11 Anthony Green <green@moxielogic.com>
3584 * config/moxie/moxie.md: Define length attribute for all instructions.
3586 (*b<cond:code>): Support limited branch ranges for new PC-relative
3587 branch instructions.
3588 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
3590 2009-06-11 Jakub Jelinek <jakub@redhat.com>
3592 * config/i386/i386.c (min_insn_size): Use get_attr_length
3593 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
3596 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
3597 instead of emit_insn_before.
3599 2009-06-10 Ian Lance Taylor <iant@google.com>
3602 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
3605 2009-06-10 Revital Eres <eres@il.ibm.com>
3607 * passes.c (init_optimization_passes): Reschedule
3608 predictive-commoning pass before complete unroll pass.
3610 2009-06-10 Martin Jambor <mjambor@suse.cz>
3612 * cgraph.c (cgraph_node_can_be_local_p): New function.
3613 (cgraph_make_node_local): New function.
3614 * cgraph.h (cgraph_node_can_be_local_p): Declare.
3615 (cgraph_make_node_local): Declare.
3617 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
3619 * tree.h (tree_base): Add packed_flag and user_align fields.
3620 Decrease size of spare field.
3621 (TYPE_USER_ALIGN): Use user_align from tree_base.
3622 (DECL_USER_ALIGN): Likewise.
3623 (TYPE_PACKED): Use packed_flag from tree_base.
3624 (DECL_PACKED): Likewise.
3625 (tree_type): Delete packed_flag and user_align fields. Widen
3626 precision field. Widen mode field and shuffle fields to align
3627 mode on an 8-bit boundary.
3628 (tree_decl_common): Delete decl_flag_1 and user_align fields.
3629 Renumber decl_flag_* fields. Fix comments. Widen
3630 decl_common_unused field.
3631 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
3632 (DECL_EXTERNAL): Likewise.
3633 (DECL_BIT_FIELD): Likewise.
3634 (DECL_NONADDRESSABLE_P): Likewise.
3635 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
3636 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
3638 2009-06-10 Ian Lance Taylor <iant@google.com>
3640 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
3641 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
3642 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
3643 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
3644 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
3645 DEF_VEC_ALLOC_FUNC_P.
3646 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
3647 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
3648 DEF_VEC_ALLOC_FUNC_O.
3649 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
3650 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
3651 DEF_VEC_ALLOC_FUNC_I.
3652 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
3653 (vec_stack_p_reserve_exact_1): Declare.
3654 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
3655 (vec_stack_free): Declare.
3656 (VEC_stack_alloc): Define.
3657 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
3658 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
3659 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
3660 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
3662 (stack_vecs): New static variable.
3663 (vec_stack_p_reserve_exact_1): New function.
3664 (vec_stack_o_reserve_1): New static function.
3665 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
3666 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
3667 (vec_stack_free): New function.
3668 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
3669 (VEC_df_ref_stack_alloc): Define.
3670 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
3671 DEF_VEC_ALLOC_P_STACK.
3672 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
3673 (struct df_collection_rec): Change _vec fields to VEC. Remove
3675 (df_free_collection_rec): Adjust for new fields.
3676 (df_insn_rescan): Use new df_collection_rec fields.
3677 (df_notes_rescan, df_canonize_collection_rec): Likewise.
3678 (df_ref_create_structure, df_ref_record): Likewise.
3679 (df_get_conditional_uses, df_get_call_refs): Likewise.
3680 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
3681 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
3682 (df_record_exit_block_uses, df_bb_verify): Likewise.
3683 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
3684 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
3685 Remove count parameter. Change return type to void. Change all
3687 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
3688 Remove count parameter. Change return type to void. Change all
3690 (df_install_refs): Change old_vec parameter to VEC. Remove count
3691 parameter. Change all callers.
3692 (df_install_mws): Change old_vec parameter to VEC. Remove count
3693 parameter. Change all callers.
3694 (df_refs_verify): Change new_rec parameter to VEC. Change call
3696 (df_mws_verify): Likewise.
3698 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
3700 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
3702 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
3704 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
3706 2009-06-10 Anthony Green <green@moxielogic.com>
3708 * config/moxie/crti.asm: New file.
3709 * config/moxie/crtn.asm: New file.
3710 * config/moxie/moxie.c: New file.
3711 * config/moxie/moxie.h: New file.
3712 * config/moxie/sfp-machine.h: New file.
3713 * config/moxie/moxie-protos.h: New file.
3714 * config/moxie/t-moxie: Created.
3715 * config/moxie/t-moxie-softfp: Created.
3716 * config/moxie/moxie.md: Created.
3717 * config/moxie/constraints.md: Created.
3718 * config.gcc: Add moxie support.
3719 * doc/md.texi (Machine Constraints): Add moxie constraints.
3720 * doc/contrib.texi (Contributors): Mention moxie port.
3721 * doc/install.texi (Specific): Mention the moxie port.
3723 2009-06-09 Ian Lance Taylor <iant@google.com>
3725 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
3727 * optabs.c (optab_table): Only use designated initializers if
3728 HAVE_DESIGNATED_INITIALIZERS is defined.
3729 (convert_optab_table): Likewise.
3730 (init_optabs): Always call init_insn_codes if
3731 HAVE_DESIGNATED_INITIALIZERS is not defined.
3733 2009-06-09 Ian Lance Taylor <iant@google.com>
3735 * targhooks.c (default_builtin_vectorized_function): Change fn
3736 parameter to unsigned int.
3737 (default_builtin_vectorized_conversion): Change code parameter to
3739 (default_builtin_reciprocal): Change fn parameter to unsigned int.
3740 * targhooks.h: Update declarations.
3741 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
3742 parameter to unsigned int.
3744 * c-typeck.c (comptypes_check_enum_int): New static function.
3745 (comptypes_internal): Add enum_and_int_p parameter. Change all
3747 (comp_target_types): Add location parameter. Change all callers.
3748 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
3750 (function_types_compatible_p, type_lists_compatible_p): Likewise.
3751 (build_conditional_expr): Add colon_loc parameter. Change all
3753 (convert_for_assignment): Add location parameter. Change all callers.
3754 * c-parser.c (c_parser_conditional_expression): Pass location of
3755 colon to build_conditional_expr.
3756 * c-tree.h (build_conditional_expr): Update declaration.
3758 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
3760 * graphite.c: Revert previous patch.
3762 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
3765 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
3767 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
3769 * tree-ssa-loop-prefetch.c
3770 (loop_prefetch_arrays): Fixed a portability problem in printf format
3773 2009-06-09 Martin Jambor <mjambor@suse.cz>
3775 PR tree-optimization/40351
3776 * tree-sra.c (propagate_subacesses_accross_link): Check that a
3777 refrence to a potential artifical subaccess can be constructed.
3779 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3781 * config/sh/sh-protos.h (sh_optimization_options): Declare.
3782 (sh_override_options): Likewise.
3783 * config/sh/sh.c: Include params.h.
3784 (sh_optimization_options): New.
3785 (sh_override_options): Likewise.
3786 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
3787 (OVERRIDE_OPTIONS): Use sh_override_options.
3789 2009-06-08 Jakub Jelinek <jakub@redhat.com>
3791 * dwarf2out.c (emit_cfa_remember): New variable.
3792 (add_fde_cfi): If emit_cfa_remember, recurse to add
3793 DW_CFA_remember_state first.
3794 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
3795 instead just set emit_cfa_remember.
3797 2009-06-08 Jan Hubicka <jh@suse.cz>
3800 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
3802 2009-06-08 Jan Hubicka <jh@suse.cz>
3805 * cgraphunit.c (save_inline_function_body): Do not copy transform
3806 hooks for saved inline bodies.
3807 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
3810 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
3812 * jump.c (returnjump_p): Handle delayed branches. Add missing
3815 2009-06-08 Jan Hubicka <jh@suse.cz>
3818 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
3819 original node might've been modified.
3820 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
3822 2009-06-08 Jakub Jelinek <jakub@redhat.com>
3824 * tree-object-size.c (addr_object_size): Add OSI argument.
3825 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
3826 (compute_builtin_object_size, expr_object_size): Adjust callers.
3827 (plus_stmt_object_size): Call addr_object_size instead of
3828 compute_builtin_object_size.
3830 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
3831 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3833 * tree-ssa-loop-prefetch.c
3834 (gather_memory_references): Introduced a counter for the number of
3836 (anything_to_prefetch_p): Introduced a counter for the number of
3838 (is_loop_prefetching_profitable): New function with a cost model
3840 (loop_prefetch_arrays): Use the new cost model to determine if
3841 prefetching is profitable.
3842 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
3843 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3844 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
3845 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3846 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
3847 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
3849 2009-06-08 Michael Matz <matz@suse.de>
3852 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
3853 partitions use the same.
3854 (expand_one_var): Deal with DECL_RTL sometimes begin set also
3855 for basevars of SSA_NAMEs.
3856 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
3857 to not expand them twice.
3858 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
3861 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
3863 * common.opt (fcompare-debug=, fcompare-debug-second): New.
3864 (fdump-final-insns=, gtoggle): New.
3865 * doc/invoke.texi: Document them.
3866 * final.c (rest_of_clean_state): Dump final insn stream.
3867 * gcc.c (invoke_as): Hook in -fcompare-debug.
3868 (static_spec_functions): Add compare-debug-dump-opt,
3869 compare-debug-self-opt and compare-debug-auxbase-opt.
3870 (compare_debug, compare_debug_second, compare_debug_opt): New.
3871 (switches_debug_check, n_switches_debug_check): New.
3872 (debug_auxbase_opt, debug_check_temp_file): New.
3873 (process_command): Handle -fno-compare-debug, -fcompare-debug and
3875 (do_self_spec): Handle arguments after switches.
3876 (do_spec_1): Add .gk extension to temp file basenames for compare.
3877 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
3878 (cc1_options): Use it instead of normal auxbase computation for
3879 the second compare-debug compilation.
3880 (compare_files): New.
3881 (main): Set up and implement compare debug mode.
3882 (compare_debug_dump_opt_spec_function): New.
3883 (compare_debug_self_opt_spec_function): New.
3884 (compare_debug_auxbase_opt_spec_function): New.
3885 * toplev.c (process_options): Handle flag_gtoggle,
3886 flag_dump_final_insns.
3887 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
3888 during -fcompare-debug-second compilation.
3890 2009-06-07 Ian Lance Taylor <iant@google.com>
3892 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
3893 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
3895 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
3896 with no default node. Change warning with %H to warning_at.
3897 Don't clear warn_switch around case checking.
3898 * doc/invoke.texi (Warning Options): Clarify distinction between
3899 -Wswitch and -Wswitch-enum.
3901 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3903 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
3905 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3907 * gbl-ctors.h: Add header guard.
3909 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3911 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
3912 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
3913 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
3914 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
3915 prototypes for removed functions.
3916 (expressions_equal_p): Move to ...
3917 * tree-ssa-sccvn.h: ... here and ...
3918 * matrix-reorg.c: ... adjust includes.
3920 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3922 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
3924 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3926 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
3927 (finish_function): Remove erroneous whitespace.
3929 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3931 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
3932 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
3934 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3936 * errors.c (internal_error): Commentary typo fix.
3937 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
3938 * tree-ssa-pre.c: Ditto.
3940 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3942 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
3943 them is supposed to hold actual statements.
3945 2009-06-06 Ian Lance Taylor <iant@google.com>
3947 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
3948 empty statements can now have attributes.
3950 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
3952 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
3953 * config/mips/mips.md: Ditto.
3955 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
3957 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
3959 (__eabi_uconvert): Likewise.
3961 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
3963 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
3964 CFI_* definitions with IN_GCC.
3966 2009-06-05 David Edelsohn <edelsohn@gnu.org>
3968 * xcoffout.h (xcoffout_source_line): Update prototype.
3970 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3972 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
3973 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
3975 2009-06-05 Jakub Jelinek <jakub@redhat.com>
3978 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
3979 inlined_function_outer_scope_p blocks for artificial inlines
3981 * tree.c (tree_nonartificial_location): Rewrite using
3982 block_nonartificial_location.
3984 2009-06-05 Revital Eres <eres@il.ibm.com>
3985 Leehod Baruch <leehod@il.ibm.com>
3987 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
3988 (expand_expr_real_1): Remove comment.
3989 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3990 Vectorize misaligned access when the target supports it.
3991 (vect_supportable_dr_alignment): Check for unaligned access support.
3992 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
3995 2009-06-05 Julian Brown <julian@codesourcery.com>
3997 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
3998 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
4000 2009-06-05 Richard Guenther <rguenther@suse.de>
4003 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
4006 2009-06-05 Jakub Jelinek <jakub@redhat.com>
4008 * config/s390/s390.c (global_not_special_regno_p): New static inline.
4009 (save_gprs): Don't tell unwinder when a global register is saved.
4010 (s390_emit_epilogue): Emit needed epilogue unwind info.
4012 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4014 * dwarf2out.c (deferred_asm_name): New.
4015 (add_name_and_src_coords_attributes): Defer creation of
4016 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
4018 (move_linkage_attr): New.
4019 (dwarf2out_finish): Revisit deferrals and emit attributes at the
4022 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
4024 * tree-nested.c (finalize_nesting_tree_1): Declare the
4025 frame_decl in the binding tree.
4027 2009-06-04 Cary Coutant <ccoutant@google.com>
4029 * basic-block.h (struct basic_block_def): Add discriminator field.
4030 * dbxout.c (dbxout_source_line): Add new parameter. Change all
4032 * debug.c (do_nothing_debug_hooks): Add additional entry.
4033 (debug_nothing_int_charstar_int): New function.
4034 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
4035 (debug_nothing_int_charstar_int): New declaration.
4036 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
4037 discriminator value in .loc directive.
4038 * final.c (last_discriminator): New variable.
4039 (discriminator): New variable.
4040 (final_start_function): Initialize above variables, pass current
4041 discriminator to debug hook.
4042 (notice_source_line): Check for discriminator change.
4043 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
4044 * sdbout.c (sdbout_source_line): New parameter.
4045 * tree-cfg.c (struct locus_discrim_map): New structure type.
4046 (discriminator_per_locus): New hash table.
4047 (build_gimple_cfg): Allocate and free discriminator hash table.
4048 (make_edges): Call assign_discriminator.
4049 (locus_map_hash): New function.
4050 (locus_map_eq): New function.
4051 (next_discriminator_for_locus): New function.
4052 (same_line_p): New function.
4053 (assign_discriminator): New function.
4054 (make_cond_expr_edges): Call assign_discriminator.
4055 (make_gimple_switch_edges): Likewise.
4056 (first_non_label_stmt): New function.
4057 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
4059 * xcoffout.c (xcoffout_source_line): Add new parameter.
4061 * configure.ac (gcc_cv_as_discriminator): New configury check for
4062 gas support for discriminator.
4063 * configure: Regenerate.
4064 * config.in: Regenerate.
4066 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4068 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
4069 val after checking for integers.
4071 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
4073 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
4075 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
4076 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
4077 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
4078 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
4079 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
4080 X64_SSE_REGPARM_MAX.
4081 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
4082 X64_SSE_REGPARM_MAX.
4084 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4086 * gcc.c (report_times_to_file): New.
4087 (execute): Implement it.
4088 (process_command): Support -time=.
4089 * doc/invoke.texi: Document it.
4091 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4093 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
4094 that have value exprs.
4096 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
4098 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
4099 declarations for constants until...
4100 (dw2_output_indirect_constant_1): ... this point.
4102 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
4105 * arm.md (arm_addsi3): Don't try to split an add with an
4106 eliminable register until after reload has completed.
4108 2009-06-03 Ian Lance Taylor <iant@google.com>
4110 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
4111 * genattrtab.c (write_length_unit_log): Likewise.
4112 * genchecksum.c (dosum): Likewise.
4113 * gengtype.c (write_rtx_next): Likewise.
4114 (finish_root_table, write_roots): Likewise.
4115 * gimple.c (gimple_ops_offset_): Likewise.
4116 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
4117 * config/arc/arc.c (arc_attribute_table): Likewise.
4118 * config/arm/arm.c (arm_attribute_table): Likewise.
4119 * config/avr/avr.c (avr_attribute_table): Likewise.
4120 * config/crx/crx.c (crx_attribute_table): Likewise.
4121 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
4122 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
4123 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
4124 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
4125 * config/sh/sh.c (sh_attribute_table): Likewise.
4126 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
4127 * config/spu/spu.c (spu_attribute_table): Likewise.
4128 * config/v850/v850.c (v850_attribute_table): Likewise.
4130 * config/alpha/alpha.c (vms_attribute_table): Make static.
4131 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
4132 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
4133 * config/mips/mips.c (mips_attribute_table): Likewise.
4135 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
4137 (cc1-checksum.o): Likewise.
4139 2009-06-03 Steve Ellcey <sje@cup.hp.com>
4141 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
4143 2009-06-03 Jakub Jelinek <jakub@redhat.com>
4145 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
4146 insn if it is changing sp. Use gen_add3_insn instead of
4147 conditionally gen_addsi3 and gen_adddi3.
4148 (offset_below_red_zone_p): New static inline function.
4149 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
4150 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
4151 * config/rs6000/ppc-asm.h: Include auto-host.h.
4152 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
4153 CFI_RESTORE): Define.
4154 * config/rs6000/crtresxgpr.asm: Add unwind info.
4155 * config/rs6000/crtresxfpr.asm: Likewise.
4156 * config/rs6000/crtresgpr.asm: Likewise.
4157 * config/rs6000/crtresfpr.asm: Likewise.
4158 * config/rs6000/crtsavgpr.asm: Likewise.
4159 * config/rs6000/crtsavfpr.asm: Likewise.
4161 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
4162 argument of DWARF2_FRAME_REG_OUT macros.
4164 2009-06-03 Julian Brown <julian@codesourcery.com>
4166 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
4167 words or less (including TImode) in core registers.
4169 2009-06-03 Richard Guenther <rguenther@suse.de>
4172 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
4174 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
4176 * statistics.c (statistics_counter_event): Do not record event
4177 in pass dump if its number == -1.
4178 (curr_statistics_hash): Add assert that we never get passes
4179 with static number == -1.
4181 2009-06-03 Richard Guenther <rguenther@suse.de>
4182 Andrey Belevantsev <abel@ispras.ru>
4184 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
4185 non-BLKmode arrays addressable.
4187 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
4189 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
4190 * config/m68k/m68k.h: ... here.
4191 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
4194 2009-06-03 Martin Jambor <mjambor@suse.cz>
4196 PR tree-optimization/40323
4197 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
4200 2009-06-03 Richard Guenther <rguenther@suse.de>
4202 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4205 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
4207 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4208 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
4209 JUMP_TABLE_DATA_P where applicable.
4210 * config/sh/sh.c: Ditto.
4211 * config/sh/sh.h: Ditto.
4212 * config/sh/sh.md: Ditto.
4213 * config/sh/symbian.c: Ditto.
4215 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
4217 * config/i386/driver-i386.c (describe_cache): Optimize
4218 concatenation of strings. Use snprintf instead of sprintf.
4219 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
4220 target when not compiling with GCC.
4222 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
4224 * config/sh/sh.c: Revert last change.
4225 (sh_expand_epilogue): Emit a blockage insn before the frame
4226 pointer adjustment unconditionally.
4228 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4230 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
4231 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
4232 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
4233 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
4234 to COLLECT_GCC_OPTIONS.
4236 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4238 * collect2.c (target_system_root): New variable.
4239 (main): Handle --sysroot=.
4240 (ignore_library): Strip the sysroot from the library path.
4242 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4244 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
4245 (collect2.o): Depend on collect2-aix.h.
4246 (collect2-aix.o): New rule.
4247 * collect2-aix.h: New file.
4248 * collect2-aix.c: Likewise.
4249 * collect2.c: Include collect2-aix.h. Don't undefine
4250 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
4251 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
4252 Use TARGET_AIX_VERSION instead of _AIX51.
4253 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
4254 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
4255 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
4256 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
4257 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
4259 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4261 * collect2.c (ignore_library): Avoid premature post-increment
4264 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
4266 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
4267 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
4268 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
4269 CROSS_DIRECTORY_STRUCTURE too.
4270 (LINK_LIBG_SPEC): Likewise.
4271 (LIB_SPEC): Add %R to sysroot paths.
4272 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
4273 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
4274 * config/rs6000/aix51.h: As for aix43.h.
4275 * config/rs6000/aix52.h: Likewise.
4276 * config/rs6000/aix53.h: Likewise.
4277 * config/rs6000/aix61.h: Likewise.
4278 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
4279 to the beginning of sysroot paths.
4281 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4283 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
4284 INSN_LISTs that are out of the REG_NOTE range.
4286 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4288 * loop-unroll.c (struct iv_to_split): Add pointer to next.
4289 (struct var_to_expand): Likewise.
4290 (struct opt_info): Add head and tail for linked lists of the above.
4291 (analyze_insn_to_expand_var): Initialize next.
4292 (analyze_iv_to_split_insn): Likewise.
4293 (analyze_insns_in_loop): Create linked lists.
4294 (allocate_basic_variable): Simplify for use without hash table.
4295 (insert_var_expansion_initialization): Likewise, make it type-safer.
4296 (combine_var_copies_in_loop_exit): Likewise.
4297 (apply_opt_in_copies): Walk lists rather than hash tables.
4298 (release_var_copies): Simplified and inlined by hand into...
4299 (free_opt_info): ... this function.
4301 2009-06-02 Richard Guenther <rguenther@suse.de>
4303 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
4306 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4308 * cfgexpand.c (gimple_expand_cfg): Discard the source location
4309 only for builtins that are not overridden.
4311 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4313 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
4316 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4318 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
4320 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4322 * combine.c (move_deaths): Compare LUIDs within the same BB only.
4324 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
4326 * common.opt (fdump-unnumbered-links): New.
4327 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
4328 * print-rtl.c (flag_dump_unnumbered_links): New.
4329 (print_rtx): Test it.
4331 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
4333 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
4334 push/pop multiple to 8-byte alignment.
4336 2009-06-01 Jakub Jelinek <jakub@redhat.com>
4338 * config/i386/i386.c (queued_cfa_restores): New static variable.
4339 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
4341 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
4342 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
4343 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
4344 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
4345 note unconditionally.
4346 (ix86_emit_restore_regs_using_mov): Likewise.
4347 (ix86_emit_restore_sse_regs_using_mov): Likewise.
4348 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
4349 it through to ix86_emit_restore_reg_using_pop.
4350 (ix86_emit_leave): Add RED_OFFSET argument. Call
4351 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
4352 instead of adding REG_CFA_OFFSET note unconditionally.
4353 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
4354 the above functions. Call ix86_add_queued_cfa_restore_notes when
4357 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
4358 force output of the label even for dwarf2out_do_cfi_asm.
4359 (add_fde_cfi): If -g2 and above and cfi might change CFA,
4360 force creation of CFI label and chain DW_CFA_set_loc jumping to it
4361 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
4363 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
4364 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
4365 dwarf2out_cfi_label callers.
4366 * tree.h (dwarf2out_cfi_label): Adjust prototype.
4367 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
4368 Adjust dwarf2out_cfi_label callers.
4369 * config/vax/vax.c (vax_output_function_prologue): Likewise.
4371 * config/i386/i386.h (struct machine_cfa_state,
4372 struct machine_function): Guard with ifndef USED_FOR_TARGET
4373 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
4376 * emutls.c (__emutls_get_address): Change arr->size to mean number
4377 of allocated arr->data entries instead of # of slots + 1.
4380 * recog.c (peep2_reinit_state): New function.
4381 (peephole2_init_state): Use it at the end of a basic block and also
4382 when seeing a RTX_FRAME_RELATED_P insn.
4384 2009-06-01 Steve Ellcey <sje@cup.hp.com>
4386 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
4387 fixuns_truncrfdi2): New.
4388 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
4389 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
4390 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
4391 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
4392 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
4393 *recip_approx): Remove.
4394 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
4395 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
4396 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
4398 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
4401 2009-06-01 Ian Lance Taylor <iant@google.com>
4403 * attribs.c (register_attribute): Use CONST_CAST.
4404 * collect2.c (main): Use CONST_CAST2.
4405 (scan_prog_file): Likewise.
4406 * gcc.c (process_command, main): Likewise.
4407 * toplev.c (toplev_main): Likewise.
4409 * c-typeck.c (handle_warn_cast_qual): New static function,
4410 partially broken out of build_c_cast.
4411 (build_c_cast): Call handle_warn_cast_qual.
4412 * doc/invoke.texi (Warning Options): Document new effect of
4415 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
4417 * diagnostic.c (diagnostic_build_prefix): Always print columns.
4418 (diagnostic_report_current_module): Print columns.
4419 * common.opt (flag_show_column): Enable by default.
4421 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
4423 * alias.c (find_base_term): Check for NULL term before returning.
4425 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4427 Revert due to PR40320:
4428 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4429 * calls.c (emit_library_call_value_1): Don't force_operand for move
4432 2009-06-01 Olivier Hainque <hainque@adacore.com>
4433 Eric Botcazou <ebotcazou@adacore.com>
4435 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
4436 to be processed as a bitfield for constructor output purposes.
4437 * output.h (initializer_constant_valid_for_bitfield_p): Declare
4439 * varasm.c (oc_local_state): New type, output_constructor
4440 local state to support communication with helpers.
4441 (oc_outer_state): New type, output_constructor outer state of
4442 relevance in recursive calls.
4443 (output_constructor_array_range): New output_constructor helper,
4444 extracted code for an array range element.
4445 (output_constructor_regular_field): New output_constructor helper,
4446 extracted code for an element that is not a bitfield.
4447 (output_constructor_bitfield): New output_constructor helper,
4448 extracted code for a bitfield element. Accept an OUTER state
4449 argument for recursive processing. Recurse on record or array
4450 CONSTRUCTOR values, possibly past noop conversions.
4451 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
4452 VALUE is a valid constant-valued expression for use in a static
4453 bit-field initializer.
4454 (output_constructor): Rework to use helpers. Accept and honor an
4455 OUTER state argument for recursive calls. Return total size. Be
4456 prepared for nested constructors initializing bitfields.
4457 (output_constant): Feed OUTER in calls to output_constructor.
4459 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
4461 * calls.c (emit_library_call_value_1): Don't force_operand for move
4464 2009-06-01 Nick Clifton <nickc@redhat.com>
4466 * doc/invoke.texi (IA-64 Options): Fix typo.
4468 2009-06-01 Ira Rosen <irar@il.ibm.com>
4470 PR tree-optimization/39129
4471 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
4473 (vect_do_peeling_for_loop_bound): Use
4474 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4475 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4476 (vect_loop_versioning): Likewise.
4477 (vect_create_cond_for_alias_checks): Fix indentation.
4478 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
4480 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
4481 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
4482 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
4483 "control flow in loop".
4484 (vect_estimate_min_profitable_iters): Use
4485 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
4486 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
4487 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
4488 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
4489 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
4490 statement belongs to a group of strided accesses with the exact code
4492 (vectorizable_load): Likewise.
4493 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
4494 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
4496 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
4498 * config/freebsd-stdint.h: New file.
4499 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
4500 Add freebsd-stdint.h to tm_file.
4502 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
4504 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
4505 (thumb2_extendhidi2): Likewise.
4507 2009-05-31 Ian Lance Taylor <iant@google.com>
4509 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
4511 2009-05-31 Ian Lance Taylor <iant@google.com>
4513 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
4514 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
4515 (ipa-reference.o): Depend upon gt-ipa-reference.h.
4517 2009-05-31 Jason Merrill <jason@redhat.com>
4519 * tree-pretty-print.c (print_call_name): Take the callee, not the
4520 call itself. Make non-static. Use dump_function_name for functions.
4521 (dump_generic_node): Adjust.
4522 * diagnostic.h: Declare print_call_name.
4523 * gimple-pretty-print.c (dump_gimple_call): Use it.
4525 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4527 * config/sh/sh.md (ashldi3_std): New define_expand.
4530 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
4533 * config/sh/sh.c: Include debug.h.
4534 (sh_expand_epilogue): Emit a blockage insn before the frame
4535 pointer adjustment also when dwarf2out_do_frame returns true.
4537 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
4539 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
4540 (thumb2_extendqidi2): New pattern.
4542 2009-05-31 Ira Rosen <irar@il.ibm.com>
4544 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
4545 mark phis for renaming.
4546 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
4547 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
4548 Call mark_sym_for_renaming.
4549 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
4550 * tree-vect-loop.c (vect_transform_loop): Remove
4551 vect_memsyms_to_rename initialization and a call to
4552 mark_set_for_renaming.
4554 2009-05-31 Jakub Jelinek <jakub@redhat.com>
4557 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
4558 frame related even if !set_cfa && style < 0.
4560 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
4562 * config/i386/mingw-tls.c: New file.
4563 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
4564 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
4565 defining _WIN32 but not __CYGWIN__.
4567 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4569 * configure.ac: Add MPC support.
4571 * config.in, configure: Regenerate.
4573 2009-05-29 Richard Henderson <rth@redhat.com>
4575 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
4576 NOTE_INSN_BASIC_BLOCK.
4577 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
4578 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
4579 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
4581 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
4583 (add_cfi): Disable check redefining cfa away from drap.
4584 (lookup_cfa_1): Add remember argument; handle remember/restore.
4585 (lookup_cfa): Pass remember argument.
4586 (cfa_remember): New.
4587 (compute_barrier_args_size_1): Remove sibcall check.
4588 (dwarf2out_frame_debug_def_cfa): New.
4589 (dwarf2out_frame_debug_adjust_cfa): New.
4590 (dwarf2out_frame_debug_cfa_offset): New.
4591 (dwarf2out_frame_debug_cfa_register): New.
4592 (dwarf2out_frame_debug_cfa_restore): New.
4593 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
4594 (dwarf2out_begin_epilogue): New.
4595 (dwarf2out_frame_debug_restore_state): New.
4596 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
4597 DW_CFA_restore_state.
4598 (output_cfi_directive): Likewise.
4599 (convert_cfa_to_fb_loc_list): Likewise.
4600 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
4601 * dwarf2out.h: Update.
4602 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
4603 (copy_insn_1): Early out for null.
4604 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
4605 and dwarf2out_frame_debug_restore_state.
4606 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
4607 (prologue_insn_hash, epilogue_insn_hash): New.
4608 (free_after_compilation): Adjust freeing accordingly.
4609 (record_insns): Create hash table if needed; push insns into
4610 hash instead of array.
4611 (maybe_copy_epilogue_insn): New.
4612 (contains): Search hash table instead of array.
4613 (sibcall_epilogue_contains): Remove.
4614 (thread_prologue_and_epilogue_insns): Split eh_return insns
4615 and mark them as epilogues.
4616 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
4617 scanning in terms of basic blocks.
4618 * insn-notes.def (CFA_RESTORE_STATE): New.
4619 * jump.c (returnjump_p_1): Accept EH_RETURN.
4620 (eh_returnjump_p_1, eh_returnjump_p): New.
4621 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
4622 CFA_REGISTER, CFA_RESTORE): New.
4623 * rtl.def (EH_RETURN): New.
4624 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
4626 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
4627 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
4629 * config/i386/i386.c (gen_push): Update cfa state.
4630 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
4631 add a CFA_ADJUST_CFA note.
4632 (ix86_dwarf_handle_frame_unspec): Remove.
4633 (ix86_expand_prologue): Update cfa state.
4634 (ix86_emit_restore_reg_using_pop): New.
4635 (ix86_emit_restore_regs_using_pop): New.
4636 (ix86_emit_leave): New.
4637 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
4638 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
4639 * config/i386/i386.h (struct machine_cfa_state): New.
4640 (ix86_cfa_state): New.
4641 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
4642 (eh_return_internal): Merge from eh_return_<mode>,
4643 use eh_return rtx, split w/ epilogue.
4645 2009-05-29 Ian Lance Taylor <iant@google.com>
4647 * builtins.c (validate_gimple_arglist): Don't use va_arg with
4649 * calls.c (emit_library_call_value_1): Likewise.
4651 * c-typeck.c (c_build_va_arg): New function.
4652 * c-tree.h (c_build_va_arg): Declare.
4653 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
4654 instead of build_va_arg.
4656 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
4658 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
4659 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
4660 (ptr_difference_cost): Use affine combinations to compute it.
4661 (difference_cost): Likewise.
4662 (get_computation_cost_at): Compute more accurate cost for addresses
4663 if the ratio is a multiplier allowed in addresses.
4664 For non-addresses, consider that an additional offset or symbol is
4667 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4669 * config/i386/i386.c (ix86_decompose_address): Avoid useless
4670 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
4672 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
4673 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
4674 (prefix_rex): For UNIT_MMX don't imply the prefix by default
4676 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
4677 to 1 for TYPE_SSE{IADD1,CVT1}.
4678 (prefix_vex_imm8): Removed.
4679 (length_vex): Only pass 1 as second argument to
4680 ix86_attr_length_vex_default if prefix_extra is 0.
4681 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
4682 (length): For prefix vex computation use length_immediate
4683 attribute instead of prefix_vex_imm8.
4684 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
4685 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
4686 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
4687 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
4688 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
4689 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
4690 a space in between the operands.
4691 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
4692 if one operand is 0xff and the other one si, di, bp or sp.
4693 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
4694 other one si, di, bp or sp.
4695 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
4696 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
4697 type and mode attributes.
4698 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
4699 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
4700 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
4701 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
4702 prefix_data16 attribute iff MODE_DF.
4703 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
4704 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
4705 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
4706 constm128_operand in length_immediate computation.
4707 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
4708 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
4709 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
4710 length_immediate attribute to 1.
4711 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
4712 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
4713 for certain alternatives.
4714 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
4715 prefix_data16 attribute if MODE_V1DF.
4716 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
4717 length_immediate to 1.
4718 (set_got_rex64, set_rip_rex64): Remove length attribute, set
4719 length_address to 4, set mode attribute to MODE_DI.
4720 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
4721 (fxam<mode>2_i387): Set length attribute to 4.
4722 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
4723 *prefetch_3dnow_rex): Override length_address attribute.
4724 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
4726 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
4727 (constm128_operand): Removed.
4728 * config/i386/i386.c (memory_address_length): For
4729 disp && !index && !base in 64-bit mode account for SIB byte if
4730 print_operand_address can't optimize disp32 into disp32(%rip)
4731 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
4732 for fs: or gs: segment.
4733 (ix86_attr_length_immediate_default): When checking if shortform
4734 is possible, truncate immediate to the length of the non-shortened
4736 (ix86_attr_length_address_default): Ignore MEM_P operands
4738 (ix86_attr_length_vex_default): Only check for DImode on
4739 GENERAL_REG_P operands.
4740 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
4741 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
4742 (sse_cvttps2pi): Clear prefix_rep attribute.
4743 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
4745 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
4746 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
4747 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
4748 iff operand 2 is const_int_operand.
4749 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
4750 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
4751 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
4753 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
4755 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
4756 prefix_data16 attribute for movlpd and movhpd instructions.
4757 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
4758 length_immediate for shufpd instruction.
4759 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
4760 (avx_cmpp<avxmodesuffixf2c><mode>3,
4761 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
4762 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
4763 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
4764 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
4765 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
4766 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
4767 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
4768 prefix_data16 attribute for the first alternative to 1.
4769 (*avx_loadlps): Override length_immediate for the first alternative.
4770 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
4771 attributes for second alternative.
4772 (*vec_concatv2sf_sse4_1): Override length_immediate and
4773 prefix_data16 attributes for second alternative.
4774 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
4775 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
4776 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
4777 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
4778 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
4779 prefix_data16 and length_immediate to 1.
4780 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
4782 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
4783 prefix_extra attribute for variants that don't have 0f prefix alone.
4784 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
4785 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
4786 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
4787 *sse4_1_pextrd): Set length_immediate to 1.
4788 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
4789 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
4791 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
4792 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
4793 length_immediate to 1 for second alternative.
4794 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
4795 prefix_extra and length_immediate attributes for the first
4797 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
4799 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
4800 to 1 for the first and third alternative.
4801 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
4803 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
4805 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
4807 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
4808 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
4809 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
4810 *avx_psign<mode>3): Set prefix_extra attribute to 1.
4811 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
4812 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
4813 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
4814 ssse3_psign<mode>3): Override prefix_rex attribute.
4815 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
4816 (ssse3_palignrti): Override length_immediate to 1.
4817 (ssse3_palignrdi): Override length_immediate to 1, override
4818 prefix_rex attribute.
4819 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
4820 (sse4a_extrqi): Override length_immediate to 2.
4821 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
4822 (sse4a_insertq): Override prefix_data16 to 0.
4823 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
4824 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
4825 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
4826 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
4827 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
4828 and length_immediate to 1.
4829 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
4830 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
4831 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
4832 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
4833 and length_immediate to 1.
4834 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
4835 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
4836 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
4837 avx_ptest256): Override prefix_extra to 1.
4838 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
4839 Override prefix_data16 and length_immediate to 1.
4840 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
4841 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
4842 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
4843 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
4844 prefix_data16 to 0 and prefix_extra to 2.
4845 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
4846 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
4848 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
4849 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
4850 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
4851 and prefix_extra to 2.
4852 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
4853 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
4854 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
4855 avx_vpermilvar<mode>3,
4856 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
4857 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
4858 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
4859 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
4860 Override prefix_extra to 1.
4861 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
4862 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
4863 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
4864 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
4865 prefix_extra and length_immediate to 1.
4866 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
4868 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
4869 to 1 for the first alternative.
4870 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
4871 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
4873 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
4874 *movv2sf_internal_avx, *movv2sf_internal): Override
4875 prefix_rep attribute for certain alternatives.
4876 (*mov<mode>_internal): Override prefix_rep or prefix_data16
4877 attributes for certain alternatives.
4878 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
4879 attributes for certain alternatives.
4880 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
4881 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
4882 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
4883 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
4884 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
4885 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
4886 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
4887 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
4888 length_immediate to 1 if operand 2 is const_int_operand.
4889 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
4890 *vec_extractv2si_1): Set length_immediate attribute to 1.
4891 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
4892 using old 3DNOW insn rather than SSE/3DNOW_A.
4893 (mmx_emms, mmx_femms): Clear modrm attribute.
4895 2009-05-29 Martin Jambor <mjambor@suse.cz>
4897 * tree-sra.c: New implementation of SRA.
4899 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
4900 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
4901 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
4902 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
4903 (SRA_MAX_STRUCTURE_COUNT): Removed.
4904 (SRA_FIELD_STRUCTURE_RATIO): Removed.
4905 * doc/invoke.texi (sra-max-structure-size): Removed.
4906 (sra-field-structure-ratio): Removed.
4908 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4911 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
4914 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
4916 PR rtl-optimization/40101
4917 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
4918 seqno. Adjust comment.
4919 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
4920 inserting bookkeeping before a jump, the jump is not scheduled.
4921 When no positive seqno found, provide a value. Add comment.
4923 2009-05-29 Richard Guenther <rguenther@suse.de>
4925 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
4926 short-cutting on the first component.
4928 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4931 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
4932 for trees other than decls/types.
4934 2009-05-29 Richard Guenther <rguenther@suse.de>
4936 * tree-ssa-operands.c (get_expr_operands): Do not handle
4937 INDIRECT_REFs in the handled-component case. Remove
4938 unused get_ref_base_and_extent case.
4939 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
4940 tree_low_cst and host_integerp where possible.
4941 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
4942 codes for equivalence.
4943 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
4945 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
4947 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
4948 to tmake_file for i[34567]86-*-cygwin*.
4950 2009-05-29 Jakub Jelinek <jakub@redhat.com>
4953 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
4954 (altivec_categorize_keyword, init_vector_keywords,
4955 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
4958 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
4960 * tree.c (handle_dll_attribute): Check if node is
4961 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
4963 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
4965 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
4967 (thumb2_zero_extendqidi2): Likewise.
4969 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
4971 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
4972 instead of gen_movrt.
4973 * config/sh/sh.md (movrt): Remove.
4975 2009-05-28 Steve Ellcey <sje@cup.hp.com>
4977 * doc/invoke.texi (IA-64 Options):
4978 Add -msdata, -mfused-madd, -mno-inline-float-divide,
4979 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
4980 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
4981 -msched-prefer-non-control-spec-insns,
4982 -msched-stop-bits-after-every-cycle,
4983 -msched-count-spec-in-critical-path,
4984 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
4985 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
4986 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
4987 and -msched-spec-verbose.
4989 2009-05-28 Joseph Myers <joseph@codesourcery.com>
4991 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
4992 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
4994 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
4996 2009-05-28 Richard Guenther <rguenther@suse.de>
4998 * tree-ssa-alias.c (ao_ref_init): New function.
4999 (ao_ref_base): Likewise.
5000 (ao_ref_base_alias_set): Likewise.
5001 (ao_ref_alias_set): Likewise.
5002 (refs_may_alias_p_1): Change signature.
5003 (refs_may_alias_p): Adjust.
5004 (refs_anti_dependent_p): Likewise.
5005 (refs_output_dependent_p): Likewise.
5006 (call_may_clobber_ref_p_1): Change signature.
5007 (call_may_clobber_ref_p): Adjust.
5008 (stmt_may_clobber_ref_p_1): New function split out from ...
5009 (stmt_may_clobber_ref_p): ... here.
5010 (maybe_skip_until): Adjust signature.
5011 (get_continuation_for_phi): Likewise.
5012 (walk_non_aliased_vuses): Likewise.
5013 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
5014 (ao_ref_init): Declare.
5015 (ao_ref_base): Likewise.
5016 (ao_ref_alias_set): Likewise.
5017 (stmt_may_clobber_ref_p_1): Likewise.
5018 (walk_non_aliased_vuses): Adjust.
5019 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
5020 (get_ref_from_reference_ops): remove.
5021 (vn_reference_lookup_2): Adjust signature.
5022 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
5023 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
5024 (vn_reference_lookup): Adjust.
5025 (vn_reference_insert): Likewise.
5026 (vn_reference_insert_pieces): Adjust signature.
5027 (visit_reference_op_call): Adjust.
5028 * tree-ssa-pre.c (get_expr_type): Simplify.
5029 (phi_translate_1): Adjust.
5030 (compute_avail): Likewise.
5031 (translate_vuse_through_block): Do not re-build trees.
5032 (value_dies_in_block_x): Likewise.
5033 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
5035 (vn_reference_lookup_pieces): Adjust declaration.
5036 (vn_reference_insert_pieces): Likewise.
5038 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
5040 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
5041 with checking disabled.
5043 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
5047 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
5048 macro definition for support of three-operand format aligned
5049 .comm directive in assembler on cygwin/pe/mingw target OS.
5050 * configure: Regenerate.
5051 * config.h: Regenerate.
5053 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
5054 aligned form of .comm directive if -mpe-aligned-commons is in effect.
5055 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
5057 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
5058 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
5060 2009-05-28 Ira Rosen <irar@il.ibm.com>
5062 PR tree-optimization/40254
5063 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
5064 in analysis of basic blocks.
5066 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
5069 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
5070 * target-def.h (TARGET_CONST_ANCHOR): New macro.
5071 (TARGET_INITIALIZER): Use it.
5072 * cse.c (CHEAPER): Move it up to the other macros.
5073 (insert): Rename this ...
5074 (insert_with_costs): ... to this. Add cost parameters. Update
5076 (insert): New function. Call insert_with_costs.
5077 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
5078 find_reg_offset_for_const, try_const_anchors): New functions.
5079 (cse_insn): Call try_const_anchors. Adjust cost of src_related
5080 when using a const-anchor. Call insert_const_anchors.
5081 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
5082 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
5084 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5086 * tree-inline.c (remap_decls): Enable nonlocalized variables
5087 when not optimizing.
5089 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
5091 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
5092 Simplify other tests involving optimize.
5094 2009-05-27 Tom Tromey <tromey@redhat.com>
5096 * unwind-dw2.c (_Unwind_DebugHook): New function.
5097 (uw_install_context): Call _Unwind_DebugHook.
5099 2009-05-27 Tom Tromey <tromey@redhat.com>
5101 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
5103 2009-05-27 Ian Lance Taylor <iant@google.com>
5105 * Makefile.in (LINKER, LINKER_FLAGS): Define.
5106 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
5107 (ALL_LINKERFLAGS): Define.
5108 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
5109 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5110 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
5111 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5112 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
5113 $(LINKER_FOR_BUILD).
5114 (build/gcov-iov$(build_exeext)): Likewise.
5116 2009-05-27 Julian Brown <julian@codesourcery.com>
5118 * gcse.c (target.h): Include.
5119 (can_assign_to_reg_without_clobbers_p): Check that the target allows
5120 copy of argument to a pseudo register.
5122 2009-05-27 Diego Novillo <dnovillo@google.com>
5124 * tree-ssa-live.c (dump_scope_block): Document arguments.
5125 (dump_scope_blocks): Document.
5126 (debug_scope_blocks): New.
5127 * tree-flow.h (debug_scope_blocks): Declare.
5129 2009-05-21 Denis Chertykov <denisc@overta.ru>
5131 * doc/contrib.texi (Contributors): Add myself to the list.
5133 2009-05-27 Olivier Hainque <hainque@adacore.com>
5135 * expr.c (target_align): New function. Alignment the TARGET of an
5136 assignment may be assume to have.
5137 (highest_pow2_factor_for_target): Use it instead of relying on
5138 immediate tree attributes of TARGET, not necessarily honored when
5139 intermediate bitfields are involved.
5141 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
5144 * config/i386/driver-i386.c (host_detect_local_cpu): Support
5145 AVX, SSE4, AES, PCLMUL and POPCNT.
5147 2009-05-27 Diego Novillo <dnovillo@google.com>
5149 * tree-pretty-print.c (dump_location): New.
5150 (dump_generic_node): Call it.
5151 Factor code to handle BLOCK nodes ...
5152 (dump_block_node): ... here.
5154 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
5156 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
5158 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
5160 * gcc-plugin.h: Include config.h and system.h.
5161 (IN_GCC): Define if not defined.
5163 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
5166 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
5169 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
5171 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
5173 * config/m32r/m32r.h: Ditto.
5174 * config/m32r/m32r.md: Ditto.
5175 * config/m32r/predicates.md: Ditto.
5177 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
5179 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
5181 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
5184 (Loading plugins): typo.
5185 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
5186 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5187 (Interacting with the GCC Garbage Collector): Added new section.
5188 (Giving information about a plugin): Added new section for
5190 * ggc.h (ggc_register_root_tab): Added declaration.
5191 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
5192 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
5193 (register_callback): Improved comment in declaration.
5194 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
5195 (extra_root_vec) Added static variable for dynamic roots registration.
5196 (ggc_register_root_tab) Added new routine.
5197 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
5198 PLUGIN_GGC_MARKING event.
5199 * ggc-zone.c: Include plugin.h.
5200 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5201 * ggc-page.c: Include plugin.h.
5202 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
5203 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
5204 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
5205 (register_callback): check lack of callbacks for
5206 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
5207 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
5208 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
5209 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
5210 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
5211 dependency on plugin.h.
5212 (plugin.o): Added dependency on ggc.h...
5214 2009-05-26 Richard Guenther <rguenther@suse.de>
5218 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
5219 with mismatched comparison modes.
5221 * expr.c (expand_expr_real_1): Expand the operand of a
5222 VIEW_CONVERT_EXPR in its natural mode.
5224 2009-05-26 Ian Lance Taylor <iant@google.com>
5226 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
5227 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
5228 (ALL_COMPILERFLAGS): Define.
5229 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
5230 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
5231 (collect2$(exeext), collect2.o): Likewise.
5232 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
5233 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
5234 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
5235 (libbackend.o, intl.o, cppdefault.o): Likewise.
5236 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
5237 (build/%.o): Use $(COMPILER_FOR_BUILD).
5238 (build/gen%$(build_exeext)): Likewise.
5239 (build/gcov-iov$(build_exeext)): LIkewise.
5240 * config/t-darwin (darwin.o): Use $(COMPILER).
5241 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
5242 * config/t-sol2 (sol2-c.o): Likewise.
5244 * config/t-vxworks (vxworks.o): Likewise.
5245 * config/x-darwin (host-darwin.o): Likewise.
5246 * config/x-hpux (host-hpux.o): Likewise.
5247 * config/x-linux (host-linux.o): Likewise.
5248 * config/x-solaris (host-solaris.o): Likewise.
5249 * config/alpha/x-alpha (driver-alpha.o): Likewise.
5250 * config/arm/t-arm (arm-c.o): Likewise.
5251 * config/arm/t-pe (pe.o): Likewise.
5252 * config/arm/t-wince-pe (pe.o): Likewise.
5253 * config/i386/t-cygming (winnt.o): Likewise.
5254 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
5255 * config/i386/t-cygwin (cygwin1.o): Likewise.
5256 (cygwin2.o): Likewise.
5257 * config/i386/t-i386 (i386-c.o): Likewise.
5258 * config/i386/t-interix (winnt.o): Likewise.
5259 * config/i386/t-netware (netware.o): Likewise.
5260 * config/i386/t-nwld (nwld.o): Likewise.
5261 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
5262 * config/i386/x-i386 (driver-i386.o): Likewise.
5263 * config/i386/x-cygwin (host-cygwin.o): Likewise.
5264 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
5265 * config/ia64/t-ia64 (ia64-c.o): Likewise.
5266 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
5267 * config/mips/x-native (driver-native.o): Likewise.
5268 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
5269 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
5270 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
5271 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
5272 * config/score/t-score-elf (score7.o): Likewise.
5273 (score3.o): Likewise.
5274 * config/sh/t-sh (sh-c.o): Likewise.
5275 * config/sh/t-symbian (sh-c.o): Likewise.
5276 (symbian.o): Likewise.
5277 * config/spu/t-spu-elf (spu-c.o): Likewise.
5278 * config/v850/t-v850 (v850-c.o): Likewise.
5279 * config/v850/t-v850e (v850-c.o): Likewise.
5281 2009-05-26 Richard Guenther <rguenther@suse.de>
5283 PR tree-optimization/40122
5284 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
5285 VECTOR_CSTs if possible.
5286 (fold_gimple_assign): Likewise.
5288 2009-05-26 Richard Guenther <rguenther@suse.de>
5291 * fold-const.c (fold_binary): Use the correct types for building
5294 2009-05-26 Richard Guenther <rguenther@suse.de>
5296 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
5297 redundant calls to merge_alias_info.
5298 (bump_vector_ptr): Likewise.
5299 * tree-ssa-copy.c (merge_alias_info): Remove.
5300 (replace_exp_1): Remove call to merge_alias_info.
5301 (propagate_tree_value): Likewise.
5302 (fini_copy_prop): Propagate points-to info.
5303 * tree-flow.h (merge_alias_info): Remove.
5305 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
5307 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
5309 2009-05-25 Jan Hubicka <jh@suse.cz>
5311 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
5312 * cgraph.h (struct inline_summary): New filed self_wize,
5313 size_inlining_benefit, self_time and time_inlining_benefit.
5314 (struct cgraph_global_info): Replace insns by time ans size fields.
5315 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
5316 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
5317 (ipcp_update_callgraph): Do not touch function bodies.
5318 * ipa-inline.c: Include except.h
5319 (MAX_TIME): New constant.
5320 (overall_insns): Remove.
5322 (overall_size, max_benefit): New static variables.
5323 (cgraph_estimate_time_after_inlining): New function.
5324 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
5325 (cgraph_clone_inlined_nodes): Update size.
5326 (cgraph_mark_inline_edge): Update size.
5327 (cgraph_estimate_growth): Use size info.
5328 (cgraph_check_inline_limits): Check size.
5329 (cgraph_default_inline_p): Likewise.
5330 (cgraph_edge_badness): Compute badness based on benefit and size cost.
5331 (cgraph_decide_recursive_inlining): Check size.
5332 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
5334 (cgraph_decide_inlining): Likewise.
5335 (cgraph_decide_inlining_incrementally): Likewise; honor
5336 PARAM_EARLY_INLINING_INSNS.
5337 (likely_eliminated_by_inlining_p): New predicate.
5338 (estimate_function_body_sizes): New function.
5339 (compute_inline_parameters): Use it.
5340 * except.c (must_not_throw_labels): New function.
5341 * except.h (must_not_throw_labels): Declare.
5342 * tree-inline.c (init_inline_once): Kill inlining_weigths
5343 * tree-ssa-structalias.c: Avoid uninitialized warning.
5344 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
5345 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
5346 (PARAM_INLINE_CALL_COST): Remove.
5347 (PARAM_EARLY_INLINING_INSNS): New.
5349 2009-05-25 Richard Guenther <rguenther@suse.de>
5351 PR tree-optimization/36327
5352 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
5353 callback for reference translation or lookup at the point of may-defs.
5354 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
5355 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
5356 for union COMPONENT_REFs.
5357 (vn_reference_lookup_3): New callback. Lookup from memset
5358 and CONSTRUCTOR assignment, translate through struct copies.
5359 (vn_reference_lookup_pieces): Make sure to not free the
5360 passed operands array. Adjust walk_non_aliased_vuses call.
5361 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
5362 make sure we do not leak memory.
5364 2009-05-25 Richard Guenther <rguenther@suse.de>
5366 * tree-ssa-alias.h (dump_points_to_solution): Declare.
5367 * tree-inline.c (expand_call_inline): Reset the escaped and
5369 * tree-ssa-structalias.c (pass_build_ealias): New.
5370 * tree-pass.h (pass_build_ealias): Declare.
5371 * passes.c (init_optimization_passes): Add PTA during
5372 early optimizations.
5373 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
5374 and CALLUSED solutions.
5375 (dump_points_to_solution): New function, split out from ...
5376 (dump_points_to_info_for): ... here.
5377 * tree-parloops.c (parallelize_loops): Reset the escaped and
5380 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5383 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
5384 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
5386 2009-05-25 Ira Rosen <irar@il.ibm.com>
5388 PR tree-optimization/40238
5389 * tree-vect-stmts.c (vect_init_vector): Insert initialization
5390 statements after basic block's labels.
5391 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
5392 to free the allocated memory.
5394 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
5396 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
5397 return address with a USE.
5399 2009-05-24 Richard Guenther <rguenther@suse.de>
5402 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
5403 array type from the main variant of the inner type.
5405 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5407 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
5408 definition to bool (from int) to un-break build.
5409 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
5411 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
5413 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
5414 discard_stmt_changes): Delete.
5415 * tree-ssa-operands.c (scb_stack): Delete.
5416 (init_ssa_operands): Do not initialize it.
5417 (fini_ssa_operands): Do not free it.
5418 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
5420 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
5421 update_stmt, remove the others. Fix comments.
5422 * tree-dfa.c (optimize_stack_restore): Likewise.
5423 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
5424 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
5425 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
5426 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
5428 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
5429 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5430 (dom_opt_finalize_block): Likewise, adjusting access to
5432 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
5433 (stmts_to_rescan): Change item type to gimple.
5434 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
5436 2009-05-24 Ira Rosen <irar@il.ibm.com>
5438 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
5439 * tree-pass.h (pass_slp_vectorize): New pass.
5440 * params.h (SLP_MAX_INSNS_IN_BB): Define.
5441 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
5442 * tree-vectorizer.c (timevar.h): Include.
5443 (user_vect_verbosity_level): Declare.
5444 (vect_location): Fix comment.
5445 (vect_set_verbosity_level): Update user_vect_verbosity_level
5446 instead of vect_verbosity_level.
5447 (vect_set_dump_settings): Add an argument. Ignore user defined
5448 verbosity if dump flags require higher level of verbosity. Print to
5449 stderr only for loop vectorization.
5450 (vectorize_loops): Update call to vect_set_dump_settings.
5451 (execute_vect_slp): New function.
5452 (gate_vect_slp): Likewise.
5453 (struct gimple_opt_pass pass_slp_vectorize): New.
5454 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
5456 (vec_info_for_bb): New function.
5457 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
5458 (VECTORIZATION_ENABLED): New macro.
5459 (SLP_ENABLED, SLP_DISABLED): Likewise.
5460 (vect_is_simple_use): Add bb_vec_info argument.
5461 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
5462 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
5463 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
5464 vect_schedule_slp, vect_analyze_slp): Likewise.
5465 (vect_analyze_stmt): Add slp_tree argument.
5466 (find_bb_location): Declare.
5467 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
5468 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
5469 (vect_analyze_loop_operations, vect_analyze_loop,
5470 get_initial_def_for_induction, vect_create_epilog_for_reduction,
5471 vect_finalize_reduction, vectorizable_reduction,
5472 vectorizable_live_operation, vect_transform_loop): Likewise.
5473 * tree-data-ref.c (dr_analyze_innermost): Update comment,
5474 skip evolution analysis if analyzing a basic block.
5475 (dr_analyze_indices): Likewise.
5476 (initialize_data_dependence_relation): Skip the test whether the
5477 object is invariant for basic blocks.
5478 (compute_all_dependences): Skip dependence analysis for data
5479 references in basic blocks.
5480 (find_data_references_in_stmt): Don't fail in case of invariant
5481 access in basic block.
5482 (find_data_references_in_bb): New function.
5483 (find_data_references_in_loop): Move code to
5484 find_data_references_in_bb and add a call to it.
5485 (compute_data_dependences_for_bb): New function.
5486 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
5487 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
5489 (vect_analyze_data_ref_dependence): Check for interleaving in case of
5490 unknown dependence in basic block and fail in case of dependence in
5492 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
5493 dependence instances from either loop or basic block vectorization
5495 (vect_compute_data_ref_alignment): Check if it is loop vectorization
5496 before calling nested_in_vect_loop_p.
5497 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
5498 dependence instances from either loop or basic block vectorization
5500 (vect_verify_datarefs_alignment): Likewise.
5501 (vect_enhance_data_refs_alignment): Adjust function calls.
5502 (vect_analyze_data_refs_alignment): Likewise.
5503 (vect_analyze_group_access): Fix printing. Skip different checks if
5504 DR_STEP is 0. Keep strided stores either in loop or basic block
5505 vectorization data structure. Fix indentation.
5506 (vect_analyze_data_ref_access): Fix comments, allow zero step in
5508 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
5509 dependence instances from either loop or basic block vectorization
5511 (vect_analyze_data_refs): Update comment. Call
5512 compute_data_dependences_for_bb to analyze basic blocks.
5513 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
5514 case of loop vectorization. In case of basic block vectorization use
5515 data-ref itself as a base.
5516 (vect_create_data_ref_ptr): In case of basic block vectorization:
5517 don't advance the pointer, add new statements before the current
5518 statement. Adjust function calls.
5519 (vect_supportable_dr_alignment): Support only aligned accesses in
5520 basic block vectorization.
5521 * common.opt (ftree-slp-vectorize): New flag.
5522 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
5523 (vect_pattern_recog_1): Likewise.
5524 * tree-vect-stmts.c (process_use): Likewise.
5525 (vect_init_vector): Add new statements in the beginning of the basic
5526 block in case of basic block SLP.
5527 (vect_get_vec_def_for_operand): Adjust function calls.
5528 (vect_finish_stmt_generation): Likewise.
5529 (vectorizable_call): Add assert that it is loop vectorization, adjust
5531 (vectorizable_conversion, vectorizable_assignment): Likewise.
5532 (vectorizable_operation): In case of basic block SLP, take
5533 vectorization factor from statement's type and skip the relevance
5534 check. Adjust function calls.
5535 (vectorizable_type_demotion): Add assert that it is loop
5536 vectorization, adjust function calls.
5537 (vectorizable_type_promotion): Likewise.
5538 (vectorizable_store): Check for outer loop only in case of loop
5539 vectorization. Adjust function calls. For basic blocks, skip the
5540 relevance check and don't advance pointers.
5541 (vectorizable_load): Likewise.
5542 (vectorizable_condition): Add assert that it is loop vectorization,
5543 adjust function calls.
5544 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
5545 that it is not reduction, get vector type, call only supported
5546 functions, skip loop specific parts.
5547 (vect_transform_stmt): Check for outer loop only in case of loop
5549 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
5550 (vect_is_simple_use): Fix comment, add new argument, fix conditions
5551 for external definition.
5552 * passes.c (pass_slp_vectorize): New pass.
5553 * tree-vect-slp.c (find_bb_location): New function.
5554 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
5555 check for patterns only in loops.
5556 (vect_build_slp_tree): Add argument, adjust function calls, fail in
5557 case of multiple types in basic block SLP.
5558 (vect_mark_slp_stmts_relevant): New function.
5559 (vect_supported_load_permutation_p): Fix comment.
5560 (vect_analyze_slp_instance): Add argument. In case of basic block
5561 SLP, take vectorization factor from statement's type, check that
5562 unrolling factor is 1. Adjust function call. Save SLP instance in
5563 either loop or basic block vectorization structure. Return FALSE,
5565 (vect_analyze_slp): Add argument. Get strided stores groups from
5566 either loop or basic block vectorization structure. Return FALSE
5567 if basic block SLP failed.
5568 (new_bb_vec_info): New function.
5569 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
5570 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
5571 (vect_schedule_slp): Add argument. Get SLP instances from either
5572 loop or basic block vectorization structure. Set vectorization factor
5573 to be 1 for basic block SLP.
5574 (vect_slp_transform_bb): New function.
5575 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
5577 2009-05-23 Mark Mitchell <mark@codesourcery.com>
5579 * final.c (shorten_branches): Do not align labels for jump tables.
5580 (final_scan_insn): Use JUMP_TABLE_DATA_P.
5582 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
5584 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
5585 Remove outdated reference to flow.c and fix nits.
5586 * doc/gccint.texi: Tweak RTL description.
5587 * doc/rtl.texi: Likewise.
5589 2009-05-23 Denis Chertykov <chertykov@gmail.com>
5591 * config/avr/avr.c: Change my email address.
5592 * config/avr/avr.h: Likewise.
5593 * config/avr/avr.md: Likewise.
5594 * config/avr/avr-protos.h: Likewise.
5595 * config/avr/libgcc.S: Likewise.
5597 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5599 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
5600 (spu_split_load, spu_split_store): Change return type to int.
5601 (spu_split_convert): Declare.
5602 * config/spu/predicates.md (spu_mem_operand): Remove.
5603 (spu_mov_operand): Update.
5604 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
5605 * config/spu/spu.c (regno_aligned_for_load): Remove.
5606 (reg_aligned_for_addr, spu_expand_load): Define.
5607 (spu_expand_extv): Reimplement and handle MEM.
5608 (spu_expand_insv): Handle MEM.
5609 (spu_sched_reorder): Handle insn's with length 0.
5610 (spu_legitimate_address_p): Reimplement.
5611 (store_with_one_insn_p): Return TRUE for any mode with size
5612 larger than 16 bytes.
5613 (address_needs_split): Define.
5614 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
5616 (spu_convert_move): Define.
5617 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
5618 (spu_split_store): Change all MEM's to TImode.
5619 (spu_init_expanders): Preallocate registers that correspond to
5620 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
5622 (spu_split_convert): Define.
5623 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
5624 (_move<mode>, _movdi, _movti): Update predicate and condition.
5625 (load, store): Change to define_split.
5626 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
5628 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
5629 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
5630 define_insn_and_split of lshr<mode>3.
5631 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
5632 (<v>ashr<mode>3_imm): Define.
5633 (extv, extzv, insv): Allow MEM operands.
5634 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
5635 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
5636 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
5637 (_spu_convert2): Change to define_insn_and_split and remove the
5638 corresponding define_peephole2.
5639 (stack_protect_set, stack_protect_test, stack_protect_test_si):
5640 Change predicates to memory_operand.
5642 2009-05-22 Mark Mitchell <mark@codesourcery.com>
5644 * config/arm/thumb2.md: Add 16-bit multiply instructions.
5646 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
5648 PR tree-optimization/40219
5649 * tree.c (iterative_hash_expr): Make sure the builtin function is
5650 a normal builtin function and not a front end or back end builtin
5651 before indexing into the built_in_decls array.
5653 2009-05-22 Richard Guenther <rguenther@suse.de>
5656 * alias.c (write_dependence_p): Do not use TBAA for answering
5657 anti-dependence or output-dependence.
5658 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
5659 (emit_pointer_definition): Remove.
5660 (emit_alias_warning): Likewise.
5661 (find_what_var_points_to): Remove TBAA pruning code.
5662 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
5664 (compute_points_to_sets): Remove code computing the set of
5665 dereferenced pointers.
5666 * tree-data-ref.c (dr_may_alias_p): Properly use the split
5667 oracle for querying anti and output dependencies.
5668 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
5669 if TBAA may be applied.
5670 (refs_anti_dependent_p): New function.
5671 (refs_output_dependent_p): Likewise.
5672 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
5673 (refs_output_dependent_p): Likewise.
5674 * doc/tree-ssa.texi (Memory model): New section.
5675 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
5676 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
5677 * cfgexpand.c (expand_gimple_basic_block): Do not handle
5678 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
5679 * expr.c (expand_expr_real_1): Likewise.
5680 * gimple-low.c (lower_stmt): Likewise.
5681 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
5682 (dump_gimple_cdt): Remove.
5683 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
5684 (gimple_size): Likewise.
5685 (walk_gimple_op): Likewise.
5686 (is_gimple_stmt): Likewise.
5687 (walk_stmt_load_store_addr_ops): Likewise.
5688 (gimple_build_cdt): Remove.
5689 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
5690 * gimple.h (gimple_cdt_new_type): Remove.
5691 (gimple_cdt_new_type_ptr): Likewise.
5692 (gimple_cdt_set_new_type): Likewise.
5693 (gimple_cdt_location): Likewise.
5694 (gimple_cdt_location_ptr): Likewise.
5695 (gimple_cdt_set_location): Likewise.
5696 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
5697 * tree-cfg.c (remove_useless_stmts_1): Do not handle
5698 GIMPLE_CHANGE_DYNAMIC_TYPE.
5699 (verify_types_in_gimple_stmt): Likewise.
5700 * tree-inline.c (estimate_num_insns): Likewise.
5701 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
5702 (copy_decl_to_var): Likewise.
5703 (copy_result_decl_to_var): Likewise.
5704 * tree-pretty-print.c (dump_generic_node): Do not handle
5705 CHANGE_DYNAMIC_TYPE_EXPR.
5706 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5707 * tree-ssa-operands.c (get_expr_operands): Likewise.
5708 * tree-ssa-structalias.c (struct variable_info): Remove
5709 no_tbaa_pruning member.
5710 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
5711 (unify_nodes): Do not copy it.
5712 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
5713 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
5714 (set_uids_in_ptset): Do not check it.
5715 (find_what_var_points_to): Likewise.
5716 (compute_tbaa_pruning): Remove.
5717 (compute_points_to_sets): Do not call it.
5718 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
5719 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
5720 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
5721 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
5722 (DECL_NO_TBAA_P): Likewise.
5723 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
5724 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
5725 (expand_omp_atomic_pipeline): Do not set it.
5726 * print-tree.c (print_node): Do not dump it.
5727 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
5730 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
5733 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
5736 2009-05-22 Mark Mitchell <mark@codesourcery.com>
5738 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
5741 2009-05-22 Ben Elliston <bje@au.ibm.com>
5743 * Makefile.in (bversion.h, s-bversion): New targets.
5744 (TOPLEV_H): Add bversion.h.
5745 * toplev.h: Include "bversion.h".
5746 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
5747 the __format__ attribute only if compiling with the same version
5748 of GCC as the sources (the "build version").
5750 2009-05-22 Ben Elliston <bje@au.ibm.com>
5752 * c-format.c (handle_format_attribute): Fix comment typo.
5754 2009-05-21 Steve Ellcey <sje@cup.hp.com>
5757 * config/ia64/ia64.opt (mfused-madd): New.
5758 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
5759 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
5760 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
5761 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
5762 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
5763 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
5764 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
5765 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
5766 instruction if !TARGET_FUSED_MADD.
5767 (fpma, fpms): Remove colon from name.
5769 2009-05-22 Richard Guenther <rguenther@suse.de>
5771 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
5772 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
5773 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
5775 (create_expression_by_pieces): Only convert if necessary.
5776 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
5777 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
5779 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
5781 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
5782 regular pattern from a template and rename it ...
5783 (*extzv_truncsi_exts): ... to this.
5785 2009-05-21 Richard Guenther <rguenther@suse.de>
5787 * cgraph.h (struct cgraph_node): Remove inline_decl member.
5788 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
5789 (cgraph_default_inline_p): Likewise.
5790 (cgraph_decide_inlining_incrementally): Likewise.
5792 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
5793 Uros Bizjak <ubizjak@gmail.com>
5795 * config/i386/cpuid.h (bit_MOVBE): New.
5797 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
5799 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
5800 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
5801 (ix86_handle_option): Handle OPT_mmovbe.
5802 (ix86_target_string): Add -mmovbe.
5803 (pta_flags): Add PTA_MOVBE.
5804 (processor_alias_table): Add PTA_MOVBE to "atom".
5805 (override_options): Handle PTA_MOVBE.
5807 * config/i386/i386.h (TARGET_MOVBE): New.
5809 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
5810 (*bswapsi_movbe): New.
5811 (*bswapdi_movbe): Likewise.
5812 (bswapdi2): Renamed to ...
5814 (bswapdi2): New expander.
5816 * config/i386/i386.opt (mmovbe): New.
5818 * doc/invoke.texi: Document -mmovbe.
5820 2009-05-21 Taras Glek <tglek@mozilla.com>
5822 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
5823 * gcc-plugin.h (plugin_init): Updated signature.
5824 * gcc-plugin.h (plugin_name_args): Moved to this header.
5825 * doc/plugins.texi (plugin_init): Updated documention to reflect
5827 * doc/plugins.texi (plugin_name_args): Added to documention.
5829 2009-05-21 Mark Mitchell <mark@codesourcery.com>
5831 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
5832 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
5834 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
5836 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
5837 JUMP_TABLE_DATA_P predicates where applicable.
5838 * config/i386/predicates.md: Ditto.
5839 * config/i386/sse.md: Ditto.
5841 2009-05-21 Jakub Jelinek <jakub@redhat.com>
5843 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
5844 operand2 -128 override length_immediate attribute to 1.
5845 * config/i386/predicates.md (constm128_operand): New predicate.
5847 * config/i386/i386.c (memory_address_length): Handle %r12
5848 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
5850 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
5851 mode look through optional ZERO_EXTEND and SUBREG.
5852 * config/i386/i386.md (R12_REG): New define_constant.
5853 (prefix_data16): For sse unit set also for MODE_TI insns.
5854 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
5855 insns set if operand 1 is ext_QIreg_operand.
5856 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
5857 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
5859 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
5860 mode from MODE_DI to MODE_SI.
5861 (movdi_1_rex64): Override modrm and length_immediate attributes
5862 only for movabs (TYPE_IMOV, alternative 2).
5863 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
5864 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
5865 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
5866 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
5867 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
5868 prefix_rex attribute if DImode.
5869 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
5870 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
5871 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
5872 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
5873 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
5874 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
5875 Likewise. For TYPE_IMOV clear length_immediate attribute.
5876 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
5877 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
5878 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
5879 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
5880 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
5881 or one operand TYPE_ISHIFT.
5882 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
5883 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
5884 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
5885 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
5886 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
5887 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
5888 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
5889 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
5890 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
5891 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
5892 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
5893 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
5894 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
5895 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
5896 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
5897 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
5898 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
5899 set mode attribute, don't override length attribute.
5900 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
5902 (return_internal_long): Set length attribute to 2 instead of 1.
5903 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
5904 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
5905 prefix_rex attribute.
5906 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
5908 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
5910 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5912 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
5914 2009-05-20 Ian Lance Taylor <iant@google.com>
5916 * tree.c (build_tree_list_vec_stat): New function.
5917 (ctor_to_vec): New function.
5918 (build_nt_call_vec): New function.
5919 (build_call_array): Change args to be a const pointer.
5920 (build_call_vec): New function.
5921 * tree.h (build_nt_call_vec): Declare.
5922 (build_tree_list_vec_stat): Declare.
5923 (build_tree_list_vec): Define.
5924 (build_call_array): Update declaration.
5925 (build_call_vec): Declare.
5926 (ctor_to_vec): Declare.
5927 * c-common.c (tree_vector_cache): New static variable.
5928 (make_tree_vector): New function.
5929 (release_tree_vector): New function.
5930 (make_tree_vector_single): New function.
5931 (make_tree_vector_copy): New function.
5932 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
5933 (make_tree_vector_single, make_tree_vector_copy): Declare.
5934 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
5935 (c_parser_expr_list): Don't manage cache here, instead call
5937 (c_parser_release_expr_list): Remove static function.
5938 (c_parser_vec_to_tree_list): Remove static function.
5939 (c_parser_attributes): Call build_tree_list_vec instead of
5940 c_parser_vec_to_tree_list. Call release_tree_vector instead of
5941 c_parser_release_expr_list.
5942 (c_parser_postfix_expression_after_primary): Likewise.
5943 (c_parser_objc_keywordexpr): Likewise.
5945 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
5947 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
5948 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
5949 TARGET_CONVERT_TO_TYPE.
5950 * hooks.c (hook_tree_const_tree_null): Define.
5951 * hooks.h (hook_tree_const_tree_null): Declare.
5952 * target.h (struct gcc_target): Add invalid_parameter_type,
5953 invalid_return_type, promoted_type, and convert_to_type fields.
5954 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
5955 (TARGET_INVALID_RETURN_TYPE): Define.
5956 (TARGET_PROMOTED_TYPE): Define.
5957 (TARGET_CONVERT_TO_TYPE): Define.
5958 (TARGET_INITIALIZER): Update for new fields.
5959 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
5960 (grokparms): Check targetm.invalid_parameter_type.
5961 * c-typeck.c (default_conversion): Check targetm.promoted_type.
5962 * c-convert.c (convert): Check targetm.convert_to_type.
5964 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
5966 * config/mips/mips.md (*extenddi_truncate<mode>,
5967 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
5969 (*extendhi_truncateqi): New define_insn_and_sptit.
5971 2009-05-20 Jakub Jelinek <jakub@redhat.com>
5974 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
5975 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
5977 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
5979 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
5980 the operand of VIEW_CONVERT_EXPR.
5982 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
5984 * config/i386/driver-i386.c (host_detect_local_cpu): Check
5985 extended family and model for Intel processors. Support Intel Atom.
5987 2009-05-20 Olivier Hainque <hainque@adacore.com>
5989 * gstab.h (stab_code_type): Define, to be used instead of the
5990 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
5992 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
5993 occurrences by stab_code_type.
5994 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
5996 2009-05-20 Martin Jambor <mjambor@suse.cz>
5998 * tree-flow.h (insert_edge_copies_seq): Undeclare.
5999 (sra_insert_before): Likewise.
6000 (sra_insert_after): Likewise.
6001 (sra_init_cache): Likewise.
6002 (sra_type_can_be_decomposed_p): Likewise.
6003 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
6004 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
6005 (sra_insert_before): Likewise.
6006 (sra_insert_after): Likewise.
6007 (sra_init_cache): Likewise.
6008 (insert_edge_copies_seq): Made static and moved upwards.
6010 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
6013 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
6015 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
6016 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
6019 2009-05-20 Richard Guenther <rguenther@suse.de>
6021 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
6022 with mismatched comparison modes.
6024 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6026 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
6027 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
6028 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
6029 with shifts for Thumb2.
6030 (orsi_notsi): New for orn.
6031 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
6032 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
6033 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
6034 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
6035 Don't invert remainder for IOR.
6037 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
6039 PR tree-optimization/40087
6040 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
6041 number_of_iterations_ne): Rename never_infinite argument.
6042 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
6043 number_of_iterations_le): Handle pointer-type ivs when
6044 exit_must_be_taken is false.
6045 (number_of_iterations_cond): Do not always assume that
6046 exit_must_be_taken if the control variable is a pointer.
6048 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6050 * c-typeck.c (build_binary_op): Allow % on integal vectors.
6051 * doc/extend.texi (Vector Extension): Document that % is allowed too.
6053 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
6055 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
6056 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
6058 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6061 * c.opt (Wlogical-op): Disabled by default.
6062 * c-opt (c_common_post_options): Do not enable Wlogical-op with
6064 * doc/invoke.texi (Wlogical-op): Likewise.
6066 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
6068 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
6070 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
6071 Propagate the type of the first operand.
6072 <ASSERT_EXPR>: Simplify.
6073 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
6074 Rewrite using the RHS code as discriminant.
6075 <NOP_EXPR>: Turn into CASE_CONVERT.
6076 <PLUS_EXPR>: Propagate the type of the first operand.
6078 2009-05-19 Steve Ellcey <sje@cup.hp.com>
6080 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
6081 (ia64_dconst_0_375): New.
6082 * config/ia64/ia64.c (ia64_override_options): Remove
6083 -minline-sqrt-min-latency warning.
6084 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
6085 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
6086 * config/ia64/ia64.md (*sqrt_approx): Remove.
6087 (sqrtsf2): Remove #if 0.
6088 (sqrtsf2_internal_thr): Rewrite and move to div.md.
6089 (sqrtdf): Remove assert.
6090 (sqrtdf2_internal_thr): Rewrite and move to div.md.
6091 (sqrtxf2): Remove #if 0.
6092 (sqrtxf2_internal_thr): Rewrite and move to div.md.
6093 * div.md (sqrt_approx_rf): New.
6094 (sqrtsf2_internal_thr): New implementation.
6095 (sqrtsf2_internal_lat): New.
6096 (sqrtdf2_internal_thr: New implementation.
6097 (sqrtxf2_internal): New implementation.
6099 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
6100 Hans-Peter Nilsson <hp@axis.com>
6102 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
6103 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
6104 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
6105 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
6106 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
6107 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
6108 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
6109 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
6110 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
6111 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
6112 * c-common.c: ...from here.
6114 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
6116 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
6118 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6120 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
6122 2009-05-19 Ben Elliston <bje@au.ibm.com>
6124 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
6125 assignments with memcpy calls.
6126 (add_fdes): Likewise.
6127 (binary_search_unencoded_fdes): Likewise.
6128 (linear_search_fdes): Eliminate type puns.
6130 2009-05-19 Richard Guenther <rguenther@suse.de>
6132 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
6133 not falsely claim to have propagated into all uses.
6135 2009-05-19 Ben Elliston <bje@au.ibm.com>
6137 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
6140 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6142 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
6143 * config/sh/sh.c (sh_legitimate_address_p): Make static.
6144 (TARGET_LEGITIMATE_ADDRESS_P): New.
6145 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6146 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6148 2009-05-18 Dodji Seketeli <dodji@redhat.com>
6151 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
6152 child of the containing namespace's DIE.
6154 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
6156 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
6157 *zero_extendhi_truncqi): Move after the zero_extend patterns.
6158 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
6161 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
6164 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
6165 gen_align with gen_pad.
6166 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
6167 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
6169 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
6170 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
6172 * config/i386/i386.md (align): Renamed to ...
6173 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
6174 ASM_OUTPUT_MAX_SKIP_PAD.
6176 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
6178 * config.gcc: Fix variable syntax.
6181 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
6182 before calling exact_log2.
6183 (output_iorsi3): Likewise.
6184 (output_xorsi3): Likewise.
6186 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
6188 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
6189 for the none zero constant operand except for EQ and NE
6190 comprisons even when the first operand is R0.
6192 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
6194 * config/s390/2064.md: Remove trailing whitespaces.
6195 * config/s390/2084.md: Likewise.
6196 * config/s390/constraints.md: Likewise.
6197 * config/s390/fixdfdi.h: Likewise.
6198 * config/s390/libgcc-glibc.ver: Likewise.
6199 * config/s390/s390-modes.def: Likewise.
6200 * config/s390/s390-protos.h: Likewise.
6201 * config/s390/s390.c: Likewise.
6202 * config/s390/s390.h: Likewise.
6203 * config/s390/s390.md: Likewise.
6204 * config/s390/tpf-unwind.h: Likewise.
6206 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6208 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
6210 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6213 * configure.ac (m68k-*-*): Check if binutils support TLS.
6214 * configure: Regenerate.
6215 * config/m68k/predicates.md (symbolic_operand): Extend comment.
6216 * config/m68k/constraints.md (Cu): New constraint.
6217 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
6218 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
6219 (movsi): Handle TLS symbols.
6220 (addsi3_5200): Handle XTLS symbols, indent.
6221 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
6222 (m68k_tls_reference_p): Declare.
6223 (m68k_legitimize_address): Declare.
6224 (m68k_unwrap_symbol): Declare.
6225 * config/m68k/m68k.opt (mxtls): New option.
6226 * config/m68k/m68k.c (ggc.h): Include.
6227 (m68k_output_dwarf_dtprel): Implement hook.
6228 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6229 (m68k_expand_prologue): Load GOT pointer when function needs it.
6230 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
6231 (m68k_legitimate_constant_address_p): Same.
6232 (m68k_decompose_address): Handle TLS references.
6233 (m68k_get_gp): New static function.
6234 (enum m68k_reloc): New contants.
6235 (TLS_RELOC_P): New macro.
6236 (m68k_wrap_symbol): New static function.
6237 (m68k_unwrap_symbol): New function.
6238 (m68k_final_prescan_insn_1): New static function.
6239 (m68k_final_prescan_insn): New function.
6240 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
6242 (legitimize_pic_address): Handle TLS references..
6243 (m68k_tls_get_addr, m68k_get_tls_get_addr)
6244 (m68k_libcall_value_in_a0_p)
6245 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
6246 (m68k_call_m68k_read_tp): Helper variables and functions for ...
6247 (m68k_legitimize_tls_address): Handle TLS references.
6248 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
6250 (m68k_legitimize_address): Handle TLS symbols.
6251 (m68k_get_reloc_decoration): New static function.
6252 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
6254 (m68k_output_dwarf_dtprel): Implement hook.
6255 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
6256 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
6257 m68k_call_* routines.
6258 (sched_attr_op_type): Handle TLS symbols.
6259 (gt-m68k.h): Include.
6260 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
6261 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
6263 2009-05-18 Martin Jambor <mjambor@suse.cz>
6265 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
6266 (visit_store_addr_for_mod_analysis): New function.
6267 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
6268 (determine_cst_member_ptr): Use gimple_assign_single_p.
6269 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
6270 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
6271 operands. Don't check number of operands of a NOP_EXPR.
6273 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
6275 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
6277 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
6280 * c-common.c (warn_logical_operator): Don't warn if one of
6281 expression isn't always true or false.
6283 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
6285 * config/i386/biarch32.h: New file.
6286 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
6288 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
6290 * config/mips/mips.md (*zero_extend<mode>_trunchi,
6291 *zero_extend<mode>_truncqi): Merge these into ...
6292 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
6293 Name the pattern following this as *zero_extendhi_truncqi.
6295 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
6298 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
6299 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
6300 (output_info): Make field HOST_WIDEST_INT.
6301 (print_statistics): Use HOST_WIDEST_INT_PRINT.
6302 (dump_bitmat_statistics): Same.
6304 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
6306 * config.gcc (use_gcc_stdint): Set to wrap.
6307 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
6308 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
6309 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6310 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
6311 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
6312 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
6313 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6314 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
6316 2009-05-16 Joseph Myers <joseph@codesourcery.com>
6318 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
6320 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
6321 Move definitions earlier.
6322 (OPT_ARCH64, OPT_ARCH32): Define.
6323 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
6326 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6329 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
6332 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
6334 * arm.md (movdi2): Copy non-reg values to DImode registers.
6336 2009-05-16 Jakub Jelinek <jakub@redhat.com>
6339 * final.c (label_to_max_skip): New function.
6340 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
6341 CODE_LABEL_NUMBER <= max_labelno.
6342 * output.h (label_to_max_skip): New prototype.
6343 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
6344 (ix86_avoid_jump_mispredicts): ... this. Don't define if
6345 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
6346 Handle CODE_LABELs with >= 16 byte alignment or with
6347 max_skip == (1 << align) - 1.
6348 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
6349 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
6352 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
6353 .p2align 3 if MAX_SKIP is smaller than 7.
6354 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6356 2009-05-15 Ian Lance Taylor <iant@google.com>
6358 * alias.c (struct alias_set_entry_d): Rename from struct
6359 alias_set_entry. Change all uses.
6360 * except.c (struct call_site_record_d): Rename from struct
6361 call_site_record. Change all uses.
6362 * except.h (struct eh_region_d): Rename from struct eh_region.
6364 * gcse.c (struct hash_table_d): Rename from struct hash_table.
6366 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
6367 ivtype_map_elt. Change all uses.
6368 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
6370 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
6371 * graphite.h (struct name_tree_d): Rename from struct name_tree.
6373 (struct sese_d): Rename from struct sese. Change all uses.
6374 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
6375 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
6376 * optabs.h (struct optab_d): Rename from struct optab. Change all
6378 (struct convert_optab_d): Rename from struct convert_optab.
6380 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
6381 ipa_opt_pass. Change all uses.
6382 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
6385 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
6386 defined as a typedef.
6387 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
6390 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6393 * fold-const.c (make_range,build_range_check,merge_ranges): Move
6395 (merge_ranges): Returns bool.
6396 * tree.h (make_range): .. to here.
6397 (build_range_check): Likewise.
6398 (merge_ranges): Likewise. Renamed from merge_ranges.
6399 * c-typeck.c (parser_build_binary_op): Update calls to
6400 warn_logical_operator.
6401 * c-common.c (warn_logical_operator): Add new warning.
6402 * c-common.h (warn_logical_operator): Update declaration.
6404 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
6406 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
6408 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6410 * doc/install.texi: Document MPC requirements, flags etc.
6412 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
6413 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
6414 Evaluate constant arguments.
6415 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
6416 (fold_builtin_1): Likewise, also evaluate constant arguments.
6417 Remove superfluous break.
6418 (do_mpc_ckconv): New.
6419 * real.h: Include mpc.h.
6420 * toplev.c (print_version): Output MPC version info if available.
6422 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6424 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
6426 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
6428 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
6431 2009-05-15 Jan Hubicka <jh@suse.cz>
6433 * doc/invoke.texi (max-early-inliner-iterations): New flag.
6434 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
6435 (try_inline): Fix return value.
6436 (cgraph_decide_inlining_incrementally): Honor new value.
6437 (cgraph_early_inlining): Handle indirect inlining.
6438 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
6440 2009-05-15 Jan Hubicka <jh@suse.cz>
6442 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
6443 * cgraphunit.c (cgraph_finalize_function): Set it.
6444 (cgraph_expand_function): Use it.
6446 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6448 * real.c (encode_ieee_half): Define.
6449 (decode_ieee_half): Define.
6450 (ieee_half_format): Define.
6451 (arm_half_format): Define.
6452 * real.h (ieee_half_format): Declare.
6453 (arm_half_format): Declare.
6455 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
6457 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
6458 swapped, and reversed optabs exist before trying to use them.
6460 2009-05-15 Paul Brook <paul@codesourcery.com>
6461 Sandra Loosemore <sandra@codesourcery.com>
6463 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
6464 loads. Allow PRE_DEC.
6465 (output_move_neon): Handle PRE_DEC.
6466 (arm_print_operand): Add 'A' for neon structure loads.
6467 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
6468 * config/arm/neon.md (neon_mov): Update comment.
6469 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
6471 (Um): New constraint.
6473 2009-05-15 Jan Hubicka <jh@suse.cz>
6475 Revert the following patch until testsuite fallout is fixed:
6476 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6477 * cgraph.h (struct inline_summary): New filed self_wize,
6478 size_inlining_benefit, self_time and time_inlining_benefit.
6479 (struct cgraph_global_info): Replace insns by time ans size fields.
6480 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6481 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6482 (ipcp_update_callgraph): Do not touch function bodies.
6483 * ipa-inline.c: Include except.h
6484 (MAX_TIME): New constant.
6485 (overall_insns): Remove
6486 (overall_size, max_benefit): New static variables.
6487 (cgraph_estimate_time_after_inlining): New function.
6488 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6489 (cgraph_clone_inlined_nodes): Update size.
6490 (cgraph_mark_inline_edge): Update size.
6491 (cgraph_estimate_growth): Use size info.
6492 (cgraph_check_inline_limits): Check size.
6493 (cgraph_default_inline_p): Likewise.
6494 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6495 (cgraph_decide_recursive_inlining): Check size.
6496 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6498 (cgraph_decide_inlining): Likewise.
6499 (cgraph_decide_inlining_incrementally): Likewise; honor
6500 PARAM_EARLY_INLINING_INSNS.
6501 (likely_eliminated_by_inlining_p): New predicate.
6502 (estimate_function_body_sizes): New function.
6503 (compute_inline_parameters): Use it.
6504 * except.c (must_not_throw_labels): New function.
6505 * except.h (must_not_throw_labels): Declare.
6506 * tree-inline.c (init_inline_once): Kill inlining_weigths
6507 * tree-ssa-structalias.c: Avoid uninitialized warning.
6508 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6509 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6510 (PARAM_INLINE_CALL_COST): Remove.
6511 (PARAM_EARLY_INLINING_INSNS): New.
6513 2009-05-15 Richard Guenther <rguenther@suse.de>
6515 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
6516 not TODO_update_ssa.
6518 2009-05-15 Richard Guenther <rguenther@suse.de>
6520 PR tree-optimization/39999
6521 * gimple.h (gimple_expr_type): Use the expression type looking
6522 through useless conversions.
6523 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
6524 (vn_nary_op_insert_stmt): Likewise.
6525 (simplify_binary_expression): Likewise.
6527 2009-05-15 Richard Guenther <rguenther@suse.de>
6529 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
6530 New options, enabled by default.
6531 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
6533 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
6534 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
6535 * tree-ssa-structalias.c (gate_tree_pta): New function.
6536 (pass_build_alias): Use it.
6538 2009-05-15 Joseph Myers <joseph@codesourcery.com>
6540 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
6541 recurse on an invariant address if a conversion from a pointer
6542 type to a wider integer type is involved.
6544 2009-05-15 Jan Hubicka <jh@suse.cz>
6546 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
6547 * cgraph.h (struct inline_summary): New filed self_wize,
6548 size_inlining_benefit, self_time and time_inlining_benefit.
6549 (struct cgraph_global_info): Replace insns by time ans size fields.
6550 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
6551 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
6552 (ipcp_update_callgraph): Do not touch function bodies.
6553 * ipa-inline.c: Include except.h
6554 (MAX_TIME): New constant.
6555 (overall_insns): Remove
6556 (overall_size, max_benefit): New static variables.
6557 (cgraph_estimate_time_after_inlining): New function.
6558 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
6559 (cgraph_clone_inlined_nodes): Update size.
6560 (cgraph_mark_inline_edge): Update size.
6561 (cgraph_estimate_growth): Use size info.
6562 (cgraph_check_inline_limits): Check size.
6563 (cgraph_default_inline_p): Likewise.
6564 (cgraph_edge_badness): Compute badness based on benefit and size cost.
6565 (cgraph_decide_recursive_inlining): Check size.
6566 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
6568 (cgraph_decide_inlining): Likewise.
6569 (cgraph_decide_inlining_incrementally): Likewise; honor
6570 PARAM_EARLY_INLINING_INSNS.
6571 (likely_eliminated_by_inlining_p): New predicate.
6572 (estimate_function_body_sizes): New function.
6573 (compute_inline_parameters): Use it.
6574 * except.c (must_not_throw_labels): New function.
6575 * except.h (must_not_throw_labels): Declare.
6576 * tree-inline.c (init_inline_once): Kill inlining_weigths
6577 * tree-ssa-structalias.c: Avoid uninitialized warning.
6578 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
6579 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
6580 (PARAM_INLINE_CALL_COST): Remove.
6581 (PARAM_EARLY_INLINING_INSNS): New.
6582 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
6583 (inline-call-cost): Remove.
6584 (early-inlining-insns): New.
6586 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
6588 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
6590 (print_int_cst_bounds_in_octal_p): Likewise.
6591 (dbxout_type): Adjust calls to above functions. Be prepared to deal
6593 * dwarf2out.c (base_type_die): Likewise.
6594 (is_subrange_type): Delete.
6595 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
6596 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
6597 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
6598 if the destination type is boolean.
6599 (build_range_check): Do not special-case subtypes.
6600 (fold_sign_changed_comparison): Likewise.
6601 (fold_unary): Likewise.
6602 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
6603 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
6604 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
6605 * tree.c (subrange_type_for_debug_p): New predicate based on the
6606 former is_subrange_type.
6607 * tree.h (subrange_type_for_debug_p): Declare.
6608 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
6609 (convert_affine_scev): Remove call to above function.
6610 (chrec_convert_aggressive): Likewise.
6611 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
6612 false for conversions involving subtypes.
6613 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
6614 (vrp_val_min): Likewise.
6615 (needs_overflow_infinity): Likewise.
6616 (extract_range_from_unary_expr): Likewise.
6618 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
6620 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
6621 * config/frv/frv.c: Likewise.
6622 * config/s390/s390.c: Likewise.
6623 * config/sparc/sparc.h: Likewise.
6624 * config/i386/i386.h: Likewise.
6625 * config/i386/i386.c: Likewise.
6626 * config/crx/crx.c: Likewise.
6627 * config/m68hc11/m68hc11.h: Likewise.
6628 * config/iq2000/iq2000.c: Likewise.
6629 * config/mn10300/mn10300.h: Likewise.
6630 * config/mn10300/mn10300.c: Likewise.
6631 * config/m68k/m68k.c: Likewise.
6632 * config/rs6000/rs6000.c: Likewise.
6633 * config/rs6000/xcoff.h: Likewise.
6634 * config/rs6000/linux64.h: Likewise.
6635 * config/rs6000/sysv4.h: Likewise.
6636 * config/score/score3.c: Likewise.
6637 * config/score/score7.c: Likewise.
6638 * config/score/score.c: Likewise.
6639 * config/arm/arm.md: Likewise.
6640 * config/mips/mips.c: Likewise.
6641 * config/mips/mips.md: Likewise.
6642 * config/bfin/bfin.h: Likewise.
6643 * config/pa/pa.c: Likewise.
6644 * config/pa/constraints.md: Likewise.
6646 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
6647 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
6648 * config/pdp11/pdp11.h: Use memory_address_p instead.
6650 2009-05-14 Ian Lance Taylor <iant@google.com>
6652 * passes.c (finish_optimization_passes): Change i to int.
6653 * plugin.c (plugins_active_p): Change event to int.
6654 (dump_active_plugins): Likewise.
6655 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
6657 * tree.c (tree_range_check_failed): Change c to unsigned int.
6658 (omp_clause_range_check_failed): Likewise.
6659 (build_common_builtin_nodes): Change mode to int. Add cast.
6660 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
6661 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
6663 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
6664 ++ or -- with a variable of enum type.
6666 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6669 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
6671 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6673 * store-motion.c: Do not include params.h
6674 * Makefile.in: Fix dependencies for various files.
6676 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
6678 * auto-inc-dec.c: Fix pass description, remove apparent
6679 accidental duplication.
6681 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
6684 * ipa-utils.h (memory_identifier_string): Moved to ...
6685 * tree.h (memory_identifier_string): Here. Add GTY(()).
6687 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
6689 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
6690 in the former documentation of...
6691 (GO_IF_LEGITIMATE_ADDRESS): ... this.
6692 * ira-conflicts.c (get_dup_num): Use address_operand.
6693 * targhooks.c (default_legitimate_address_p): New.
6694 * targhooks.h (default_legitimate_address_p): New.
6695 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
6697 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
6698 * target.h (struct target): Add legitimate_address_p.
6699 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
6700 (TARGET_INITIALIZER): Include it.
6702 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6703 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
6704 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
6705 (TARGET_LEGITIMATE_ADDRESS_P): New.
6707 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6708 (REG_OK_STRICT_P): Delete.
6709 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
6710 (frv_legitimate_address_p_1): ... this.
6711 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
6712 (frv_legitimate_address_p_1): ... the renamed old
6713 frv_legitimate_address_p.
6714 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
6715 (TARGET_LEGITIMATE_ADDRESS_P): New.
6717 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6718 * config/s390/s390-protos.h (legitimate_address_p): Remove.
6719 * config/s390/s390.c (legitimate_address_p): Rename to...
6720 (s390_legitimate_address_p): ... this, make static.
6721 (legitimize_address): Adjust call.
6722 (TARGET_LEGITIMATE_ADDRESS_P): New.
6723 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
6725 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6726 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
6727 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
6728 (TARGET_LEGITIMATE_ADDRESS_P): New.
6730 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6731 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
6732 * config/spu/spu.c (spu_legitimate_address): Rename to...
6733 (spu_legitimate_address_p): ... this, make static.
6734 (TARGET_LEGITIMATE_ADDRESS_P): New.
6736 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6737 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
6738 * config/sparc/sparc.c (legitimate_address_p): Rename to...
6739 (sparc_legitimate_address_p): ... this, make static and return bool.
6740 (legitimize_address): Adjust call.
6741 (TARGET_LEGITIMATE_ADDRESS_P): New.
6743 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6744 * config/i386/i386-protos.h (legitimate_address_p): Remove.
6745 * config/i386/i386.c (legitimate_address_p): Rename to...
6746 (ix86_legitimate_address_p): ... this, make static.
6747 (constant_address_p): Move after it, adjust call.
6748 (TARGET_LEGITIMATE_ADDRESS_P): New.
6750 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6751 * config/avr/avr-protos.h (legitimate_address_p): Remove.
6752 * config/avr/avr.c (legitimate_address_p): Rename to...
6753 (avr_legitimate_address_p): ... this, make static.
6754 (legitimize_address): Adjust call.
6755 (TARGET_LEGITIMATE_ADDRESS_P): New.
6757 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6758 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
6759 * config/crx/crx.c (crx_legitimate_address_p): Make static.
6760 (TARGET_LEGITIMATE_ADDRESS_P): New.
6762 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6763 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
6764 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
6765 (TARGET_LEGITIMATE_ADDRESS_P): New.
6767 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6768 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
6770 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
6772 (TARGET_LEGITIMATE_ADDRESS_P): New.
6774 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6775 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
6777 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
6779 (m68hc11_legitimate_address_p): ... this, make static.
6780 (go_if_legitimate_address_internal): Rename to...
6781 (m68hc11_legitimate_address_p_1): ... this.
6782 (legitimize_address): Adjust call.
6783 (TARGET_LEGITIMATE_ADDRESS_P): New.
6785 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6786 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
6787 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
6788 (TARGET_LEGITIMATE_ADDRESS_P): New.
6790 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6791 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
6792 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
6793 (mn10300_legitimate_address_p): ... this, make static.
6794 (TARGET_LEGITIMATE_ADDRESS_P): New.
6796 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6797 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
6798 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
6799 (TARGET_LEGITIMATE_ADDRESS_P): New.
6801 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6802 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
6803 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
6804 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6805 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
6806 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
6807 (rs6000_legitimate_address_p): ... this, make static.
6808 (TARGET_LEGITIMATE_ADDRESS_P): New.
6809 (REG_MODE_OK_FOR_BASE_P): Delete.
6810 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
6812 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6813 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
6815 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
6816 static, adjust types.
6817 (TARGET_LEGITIMATE_ADDRESS_P): New.
6819 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6820 * config/score/score.c (score_address_p): Rename to...
6821 (score_legitimate_address_p): ... this.
6822 (TARGET_LEGITIMATE_ADDRESS_P): New.
6823 * config/score/score3.c (score3_address_p): Rename to...
6824 (score3_legitimate_address_p): ... this.
6825 * config/score/score7.c (score7_address_p): Rename to...
6826 (score7_legitimate_address_p): ... this.
6828 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
6829 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
6830 GO_IF_LEGITIMATE_ADDRESS): Delete.
6831 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
6832 thumb2_legitimate_address_p): Delete.
6833 (arm_legitimate_address_p): Rename to...
6834 (arm_legitimate_address_outer_p): ... this.
6835 * config/arm/constraints.md ("Uq"): Adjust call.
6836 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
6837 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
6839 (arm_legitimate_address_outer_p): ... this.
6840 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
6842 (TARGET_LEGITIMATE_ADDRESS_P): New.
6844 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6845 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
6846 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
6847 (TARGET_LEGITIMATE_ADDRESS_P): New.
6849 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6850 * config/vax/vax-protos.h (legitimate_address_p): Remove.
6851 * config/vax/vax.c (legitimate_address_p): Rename to...
6852 (vax_legitimate_address_p): ... this, make static.
6853 (TARGET_LEGITIMATE_ADDRESS_P): New.
6855 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6856 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
6857 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
6858 (TARGET_LEGITIMATE_ADDRESS_P): New.
6860 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6861 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
6862 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
6863 (mmix_legitimate_address_p): ... this, make static.
6864 (TARGET_LEGITIMATE_ADDRESS_P): New.
6866 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
6867 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
6868 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
6869 (TARGET_LEGITIMATE_ADDRESS_P): New.
6871 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
6873 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
6874 of MODE_COMPLEX_INT.
6876 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6878 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
6879 LCT_NORMAL in function call.
6880 * mips-tdump.c (print_file_desc): Add cast to enum type.
6881 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
6882 (mark_stabs): Add casts to enum types.
6883 (parse_stabs_common): Add casts to enum types.
6885 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
6887 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
6888 Check for invalid values of LETTER.
6890 2009-05-13 Taras Glek <tglek@mozilla.com>
6892 * attribs.c (register_attribute): moved out attribute registration
6893 into register_attribute.
6894 * doc/plugins.texi: Documented register_attribute and
6896 * gcc-plugin.h: Added forward decl for register_attribute.
6897 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
6898 * plugin.c (register_callback, invoke_plugin_callbacks): Added
6899 PLUGIN_ATTRIBUTES boilerplate.
6901 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
6903 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
6904 values even in sentinel and empty entries.
6905 (ms_printf_flag_specs): Likewise.
6906 (ms_scanf_flag_specs): Likewise.
6907 (ms_strftime_flag_specs): Likewise.
6908 (ms_print_char_table): Likewise.
6909 (ms_scan_char_table): Likewise.
6910 (ms_time_char_table): Likewise.
6912 2009-05-13 Doug Kwan <dougkwan@google.com>
6914 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
6916 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
6918 * config/mips/mips.md (store): Add attributes for QI and HI.
6920 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
6921 (truncdi<mode>2): ... this new pattern.
6923 2009-05-13 Brad Hards <bradh@kde.org>
6925 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
6927 2009-05-14 Jakub Jelinek <jakub@redhat.com>
6928 Ben Elliston <bje@au.ibm.com>
6931 * dse.c (check_mem_read_rtx): Guard against width == -1.
6933 2009-05-13 Michael Matz <matz@suse.de>
6936 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
6937 (trivially_conflicts_p): New function.
6938 (insert_backedge_copies): Use it.
6940 2009-05-13 Janis Johnson <janis187@us.ibm.com>
6942 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
6943 (handle_stdc_pragma): Use new enum constant names.
6944 (handle_pragma_float_const_decimal64): Ditto.
6946 2009-05-13 Ian Lance Taylor <iant@google.com>
6948 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
6951 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
6953 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
6954 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
6956 * config/m68k/m68k.h (FL_UCLINUX): Define.
6958 2009-05-13 Jan Hubicka <jh@suse.cz>
6960 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
6962 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6964 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
6965 unless -fschedule-insns is specified.
6967 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6970 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
6971 TARGET_EXPAND_CBRANCHDI4.
6972 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
6973 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
6974 (cmpeqdi): Fix comment.
6976 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
6978 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
6979 (sh_legitimate_address_p): Likewise.
6980 * config/sh/sh.c (sh_legitimate_index_p): New.
6981 (sh_legitimate_address_p): Likewise.
6982 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
6983 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
6984 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
6985 (MAYBE_BASE_REGISTER_RTX_P): New macro.
6986 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
6987 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
6988 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
6989 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
6990 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
6992 2009-05-12 Jan Hubicka <jh@suse.cz>
6994 * tree-inline.c (estimate_operator_cost): Add operands;
6995 when division happens by constant, it is cheap.
6996 (estimate_num_insns): Loads and stores are not having cost of 0;
6997 EH magic stuff is cheap; when computing runtime cost of switch,
6998 use log2 base of amount of its cases; builtin_expect has cost of 0;
6999 compute cost for moving return value of call.
7000 (init_inline_once): Initialize time_based flags.
7001 * tree-inline.h (eni_weights_d): Add time_based flag.
7003 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7005 * df-core.c: Update head documentation.
7007 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7010 * rs6000.c (rs6000_generate_compare): Use op1b instead of
7011 shadowing exisiting variable op1.
7013 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
7016 * config/i386/driver-i386.c (processor_signatures): New enum.
7017 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
7018 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
7019 processor signature to detect geode processor.
7021 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7025 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7027 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7028 causes spurious differences between trunk and cond-optab branch.
7030 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7032 * dojump.c (compare_from_rtx): Delete.
7033 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
7034 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
7035 if the comparison does not satisfy the predicate; test predicates for
7036 operands 2 and 3 of a cstore pattern. Don't try cstore optab
7037 further if one existing pattern fails.
7038 * expr.h (compare_from_rtx): Delete.
7039 (prepare_operand): Declare it.
7040 * optabs.c: Change "lib call" to "libcall" throughout.
7041 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
7042 HAVE_conditional_trap, emit_cmp_insn): Delete.
7043 (can_compare_p): Delete cmp_optab case.
7044 (prepare_float_lib_cmp): Return an rtx and a machine mode.
7045 Accept other parameters by value.
7046 (prepare_operand): Make non-static.
7047 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
7048 other parameters by value. Try to widen operands here based on
7049 an optab_methods argument and looking at cbranch_optab.
7050 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
7051 loop. Use cbranch_optab directly.
7052 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
7053 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
7055 (emit_conditional_move, emit_conditional_add): Inline what's needed
7056 of compare_from_rtx, using new prepare_cmp_insn for the rest.
7057 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
7058 with COMPARE. Move cmov_optab and cstore_optab above
7059 with cbranch_optab, move cmp_optab down with ucmp_optab,
7060 remove tst_otpab. Do not initialize trap_rtx.
7061 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
7062 for trap code. Do not check HAVE_conditional_trap. Use
7063 prepare_cmp_insn. Accept no predicate for operand 3.
7064 * optabs.h (OTI_cmp): Mark as used only for libcalls.
7065 (OTI_ctrap, ctrap_optab): New.
7066 (tst_optab): Delete.
7067 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
7068 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
7069 with lookup of ctrap_optab.
7070 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
7074 * combine.c (combine_simplify_rtx, simplify_set): Do not
7075 special case comparing against zero for cc0 machines.
7076 * simplify-rtx.c (simplify_binary_operation_1): Never remove
7077 COMPARE on cc0 machines.
7078 (simplify_relational_operation): Return a new expression when
7079 a COMPARE could be removed.
7080 * final.c (final_scan_insn): Compare cc_status values
7081 against LHS of a (compare FOO (const_int 0)) cc0 source.
7082 Also check if cc_status.value is the full compare.
7084 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
7085 (cstoreMM4): Document.
7086 (conditional_trap): Document ctrapMM4 instead.
7087 (sync_compare_and_swapMM): Refer to cbranchcc4.
7088 (Dependent Patterns): Eliminate obsolete information referring to
7089 the old jump optimization phase.
7090 (Canonicalization): Include cbranchcc4 case, omit canonicalization
7091 of compares with 0 on cc0 machines.
7092 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
7093 avoiding references to cc0. Remove text about storing operands
7095 * doc/tm.texi (Condition Codes): Include blurb on different
7096 condition code representations, separate into subsections for
7097 CC0, MODE_CC and conditional execution.
7099 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
7100 alpha_emit_setcc): Accept operands and a machine mode.
7101 * config/alpha/alpha.c (alpha_emit_conditional_branch):
7102 Get code/op0/op1 from operands, use machine mode argument
7103 instead of alpha_compare.fp_p. Emit the branch here.
7104 (alpha_emit_setcc): Likewise, and return boolean.
7105 (alpha_emit_conditional_move): Likewise. Assert that
7106 cmp_op_mode == cmp_mode, and simplify accordingly.
7107 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
7108 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
7109 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
7111 (stack probe test): Use cbranchdi4.
7112 * config/alpha/predicates.md (alpha_cbranch_operator): New.
7114 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
7115 * config/arc/arc.h (movsicc, movsfcc): Use it.
7116 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
7117 (cbranchsi4, cstoresi4): New.
7118 (cmpsi, bCC and sCC expanders): Remove.
7120 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
7121 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
7122 * config/arm/predicates.md (arm_comparison_operator): Only include
7123 floating-point operators if there is a hardware floating-point unit.
7124 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
7125 deferring to cbranch_cc and cstore_cc respectively.
7126 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
7127 cbranch_cc, cstore_cc): New.
7128 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
7130 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
7132 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
7133 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
7135 (adjust_insn_length): Adjust calls.
7136 (avr_reorg): Handle (compare (foo) (const_int 0)).
7137 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
7138 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
7139 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
7140 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
7142 (cbranchqi4, cbranchhi4, cbranchsi4): New.
7143 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
7145 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
7146 (cbranchsi4, cstorebi4, cstoresi4): New.
7147 (movbisi): This insn is duplicate, split it to zero_extend.
7148 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
7149 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
7150 (bfin_optimize_loop): Use cbranch expander.
7151 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
7152 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
7153 (bfin_bimode_comparison_operator): ... this.
7154 (bfin_direct_comparison_operator): New.
7156 * config/cris/cris.c (cris_normal_notice_update_cc): Look
7157 inside (compare FOO (const_int 0)).
7158 (cris_rtx_costs): Handle ZERO_EXTRACT.
7159 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
7160 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
7161 (*tstdi_v32): Delete.
7162 (*cmpdi_non_v32): Add M alternative for operand 1.
7163 (cmpsi, cmp<mode>): Make private.
7164 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
7166 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
7168 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
7169 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
7170 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
7171 (cc_reg_operand): New.
7173 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
7174 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
7175 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
7176 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
7177 crx_expand_scond): Delete.
7179 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
7181 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
7182 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
7184 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
7185 cstoresi4, cstoresf4, cstoredf4): New.
7186 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
7187 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7188 Receive the entire operands array.
7189 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
7190 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
7191 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
7192 Get test/op0/op1 from the operands array.
7193 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
7195 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
7196 (h8300_expand_store): New.
7197 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
7199 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
7200 (h8300_expand_store): New.
7201 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
7202 or do not try to produce (set (cc0) REG).
7203 (peepholes): Wrap arguments with COMPARE. Add a peephole to
7204 change a compare into a move to a scratch register. Disable some
7205 peepholes when comparing with zero.
7206 (tstsi, tsthi, tstsi, cmpqi): Make private.
7209 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
7212 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
7213 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
7214 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
7215 (ix86_emit_i387_log1p): Use cbranchxf2.
7216 (ix86_expand_setcc): Return void.
7217 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
7218 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
7219 cmp<MODEF>, cmpcc): Remove.
7220 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
7221 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
7222 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
7223 (sCC and bCC expanders): Remove.
7224 (stack_protect_test): Use cbranchcc4.
7226 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
7228 (ia64_expand_compare): Accept three rtx by reference and return void.
7229 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
7230 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
7231 from *expr. Update *expr with the BImode comparison to do.
7232 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
7233 cmptf, bCC, sCC, conditional_trap): Delete.
7234 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
7235 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
7236 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
7237 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
7238 * config/ia64/predicates.md (ia64_cbranch_operator): New.
7240 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
7241 type of last argument.
7242 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
7243 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
7244 use machine mode argument instead of branch_type. Remove dead
7245 code for floating-point comparisons.
7246 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
7247 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
7249 (cbranchsi4, cstoresi4): New.
7250 * config/iq2000/predicates.md (reg_or_const_operand): New.
7252 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
7253 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
7254 (b<code>_op): Rewrite to...
7255 (bcc_op): ... this, using match_operator.
7256 (s<code>_op): Rewrite to...
7257 (scc_op): ... this, using match_operator.
7258 (s<code>_24_op): Rewrite to...
7259 (scc_op_24): ... this, using match_operator.
7260 (s<code>_<mode>): Rewrite to...
7261 (cstore<mode>4): ... this, using match_operator.
7262 (s<code>_<mode>_24): Rewrite to...
7263 (cstore<mode>4_24): ... this, using match_operator.
7264 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
7265 m32c_unpend_compare, m32c_expand_scc): Delete.
7266 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
7267 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
7268 (m32c_expand_movcc): Change NE to EQ if necessary.
7269 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
7271 * config/m32r/m32r-protos.h (gen_cond_store): New.
7272 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
7273 (gen_cond_store): New, from sCC patterns.
7274 (m32r_expand_block_move): Use cbranchsi4.
7275 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
7276 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
7277 (cbranchsi4, cstoresi4): New.
7279 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
7281 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
7282 (m68hc11_notice_update_cc): Look into a compare with 0.
7283 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
7285 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
7286 cmphi, cmpqi, bCC): Delete.
7287 (cbranchsi4, cbranchhi4, cbranchqi4): New.
7288 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
7289 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
7292 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
7293 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
7294 * config/m68k/constraints.md (H): New.
7295 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
7296 the define_insn below.
7297 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
7298 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
7299 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
7300 patterns): Wrap RHS with COMPARE.
7301 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
7302 (*cmpdi_internal): Name this pattern.
7303 (cmpdi): Change to define_insn.
7304 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
7305 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
7306 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
7308 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
7309 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
7310 (conditional_trap): Change to...
7311 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
7312 (*conditional_trap): Use the ordered_comparison_operator and
7313 const1_operand predicates.
7314 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
7315 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
7316 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
7317 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
7319 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
7320 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
7321 (mcore_gen_compare): New.
7322 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
7323 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
7324 (mcore_gen_compare): ... this.
7325 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
7326 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
7327 (stack probe pattern): Use cbranchsi4.
7329 * config/mips/predicates.md (mips_cstore_operator): New.
7330 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
7331 * config/mips/mips.md (any_cond): Delete.
7332 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
7334 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
7335 fixuns_truncsfdi2): Use cbranch patterns.
7336 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
7337 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
7338 Adjust call to mips_expand_conditional_branch.
7339 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
7341 * config/mips/mips-protos.h (mips_expand_conditional_branch,
7342 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
7343 * config/mips/mips.c (cmp_operands): Delete.
7344 (mips_emit_compare): Get comparison operands from *op0/*op1.
7345 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
7346 that it succeeds. Use op0/op1 instead of cmp_operands.
7347 (mips_expand_conditional_branch, mips_expand_conditional_move,
7348 mips_expand_conditional_trap): Likewise.
7349 (mips_block_move_loop): Use cbranch patterns.
7350 * config/mips/mips.h (cmp_operands): Delete.
7352 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
7353 (mmix_gen_compare_reg): Just return a register in the right CC mode.
7354 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
7355 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
7356 (*cmpcc_folded): Rename to...
7357 (*cmpdi_folded): this.
7358 (*cmpcc): Rename to...
7360 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
7363 (cbranchdf4): New. Handle invalid comparisons here.
7364 * config/mmix/predicates.md (float_comparison_operator): New.
7366 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
7367 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
7368 * config/mn10300/mn10300.md (tst): Delete.
7369 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
7370 Name these patterns and wrap RHS in a compare.
7371 (*cmpsi): Make this pattern private. Include tst.
7372 (*cmpsf): Make this pattern private.
7373 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
7374 (compare with zero peepholes): Likewise.
7376 (cbranchsi4, cbranchsf4): New.
7377 (casesi): Use cbranchsi4.
7379 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
7380 hppa_branch_type): Delete.
7381 (return_addr_rtx): Use cbranchsi4.
7382 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
7383 Emit CCFPmode comparison here.
7384 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
7385 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
7386 hppa_branch_type): Delete.
7387 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
7388 (movsicc, movdicc): Remove references to hppa_compare_op0,
7389 hppa_compare_op1 and compare_from_rtx.
7390 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
7391 (casesi): Use cbranchsi4.
7393 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
7394 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
7395 * config/pdp11/pdp11.md (register_or_const0_operand): New.
7396 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
7397 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
7399 (cbranchdf4, cbranchhi4, cbranchqi4): New.
7400 (*branch, *branch_inverted): New.
7402 * config/picochip/picochip.md (cbranchhi4): Use
7403 ordered_comparison_operator.
7404 (cmphi, bCC): Remove.
7406 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
7407 (trap_comparison_operator): Delete.
7408 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
7409 rs6000_emit_cbranch): Accept mode and operands.
7410 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
7411 rs6000_compare_fp_p): Delete.
7412 (rs6000_generate_compare): Accept mode and comparison. Extract code
7413 and op0/op1 from there. Replace references to rs6000_compare_op0
7414 and rs6000_compare_op1.
7415 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
7416 extract result from passed operands.
7417 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
7418 extract loc from passed operands.
7419 (rs6000_emit_cmove): Likewise.
7420 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
7421 rs6000_compare_fp_p): Delete.
7422 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
7423 (cbranch<GPR>4, cbranch<FP>4): New.
7424 (cstore<mode>4): New. Consolidate here all choices about when to use
7425 portable or specialized sCC sequences.
7426 (stack_protect_test): Use cbranchsi4.
7427 (conditional_trap): Replace with ctrap<GPR>4.
7428 (conditional trap insn): Replace trap_comparison_operator with
7429 ordered_comparison_operator.
7431 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
7432 (s390_emit_prologue): Use ctrap.
7433 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
7434 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
7435 New predicates replacing...
7436 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
7437 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
7438 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
7439 (add<mode>cc): Do not use s390_compare_op0/op1.
7440 (s<code>): Change to...
7441 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
7443 (cstorecc4): ... this. Handle EQ or NE equally.
7444 (*sne): Un-privatize for use in cstorecc4.
7445 (b<code>): Change to...
7446 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
7447 (conditional_trap): Replace with...
7448 (ctrap<GPR>4, ctrap<FP>4): ... these.
7449 (stack_protect): Use cbranchcc4.
7451 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
7452 * config/score/score-protos.h (score_gen_cmp): Delete.
7453 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
7454 (score_block_move-loop): Use cbranchsi4.
7455 * config/score/score.md (cbranchsi4): New.
7456 (cmpsi, bCC): Delete.
7457 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
7458 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7459 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
7460 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
7461 * config/score/score3.h (score3_gen_cmp): Delete.
7462 * config/score/score7.h (score7_gen_cmp): Delete.
7464 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
7465 (sh_emit_scc_to_t): ... this. Return void.
7466 (from_compare): Rename to...
7467 (sh_emit_compare_and_branch): ... this.
7468 (sh_emit_compare_and_set): New.
7469 (sh_expand_t_scc): Accept operands.
7470 * config/sh/predicates.md (sh_float_comparison_operator): New.
7471 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
7472 (prepare_scc_operands): Rename to...
7473 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
7475 (sh_emit_cheap_store_flag): New.
7476 (sh_emit_set_t_insn): New.
7477 (from_compare): Rename to...
7478 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
7479 handling of TARGET_SH2E floating point to avoid recursive call.
7480 Generate branch here.
7481 (sh_emit_compare_and_set): New.
7482 (sh_expand_t_scc): Get op0/op1 from arguments.
7483 (sh_emit_cheap_store_flag): New.
7484 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
7486 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
7487 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
7488 (movsicc, movdicc): Do nothing when it recreated operands from
7489 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
7490 prepare_scc_operands (now sh_emit_scc_to_t).
7491 (udivdi3): Use cstoresi4.
7492 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
7493 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
7494 (cbranchint4_media, cbranchfp4_media): New.
7495 (casesi): Use cbranchdi4.
7496 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
7498 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
7499 (movnegt): Remove second operand.
7500 (cbranchsf4, cbranchdf4): New.
7501 (stack_protect): Use cbranchdi4/cbranchsi4.
7503 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
7504 (gen_compare_reg): Accept comparison, extract part of it to...
7505 (gen_compare_reg_1): ... this.
7506 (gen_compare_operator): Delete.
7507 (gen_v9_scc): Accept separate destination, comparison code and arms.
7508 Do not use sparc_compare_op0/sparc_compare_op1.
7509 (emit_scc_insn, emit_conditional_branch_insn): New.
7510 (emit_v9_brxx): Make static. Remove useless assertion.
7511 (sparc_emit_float_lib_cmp): Return RTL instead of calling
7513 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
7514 * config/sparc/sparc-protos.h (gen_compare_reg,
7515 sparc_emit_float_lib_cmp): Adjust prototype.
7516 (emit_scc_insn, emit_conditional_branch_insn): New.
7517 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
7518 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
7519 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
7520 iterators to the top.
7521 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
7522 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
7523 snedi_special_trunc): Delete.
7524 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
7525 and snedi_special_trunc.
7526 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
7527 cbranchdi4, cbranch<F:mode>4): New.
7528 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
7529 here. Use gen_compare_reg instead of gen_compare_operator.
7530 (conditional_trap): Replace with...
7531 (ctrapsi4, ctrapdi4): ... this.
7532 (stack_protect_test): Use cbranchcc4.
7534 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
7536 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
7537 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
7538 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
7539 from operands[0] or operands[3] depending on is_set.
7540 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
7541 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
7542 cmpdf, bCC), sCC: Remove.
7543 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
7544 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
7546 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
7547 spu_emit_branch_or_set.
7549 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
7551 * config/stormy16/stormy16.h (xstormy16_compare_op0,
7552 xstormy16_compare_op1): Delete.
7553 * config/stormy16/stormy16.c (xstormy16_compare_op0,
7554 xstormy16_compare_op1): Delete.
7555 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
7557 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
7558 (cmphi, cmpsi, bCC): Remove.
7560 * config/v850/v850.md (tstsi, cmpsi): Fold into...
7561 (*cmpsi): ... this one.
7562 (cbranchsi4, cstoresi4): New.
7563 (bCC expanders): Delete.
7564 (sCC insns): Fold into...
7565 (*setcc): ... this one.
7566 (casesi): Do not use gen_cmpsi and gen_bgtu.
7567 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
7568 (movsicc): Simplify.
7569 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
7571 * config/vax/vax-protos.h (cond_name): New.
7572 (vax_output_conditional_branch): Remove.
7573 * config/vax/vax.c (cond_name): New.
7574 (vax_output_conditional_branch): Remove.
7575 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
7576 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
7577 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
7578 (bit<VAXint>): Wrap source with (compare).
7579 (b<code> and following unnamed pattern): Rename to *branch and
7580 *branch_reversed. Change macroization to match_operator.
7581 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
7583 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
7584 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
7585 Change last argument to machine_mode.
7586 (xtensa_expand_scc): Add machine_mode argument.
7587 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
7588 (gen_conditional_move, xtensa_expand_conditional_branch,
7589 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
7590 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
7591 Adjust operand numbers.
7592 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
7594 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
7595 (cmpsi, cmpsf, b<code>, s<code>): Delete.
7596 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
7598 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
7600 * optabs.c (prepare_cmp_insn): Temporarily disable test that
7601 causes spurious differences between trunk and cond-optab branch.
7603 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
7606 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
7608 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
7610 * tree.c (iterative_hash_pointer): Delete.
7611 (iterative_hash_expr): Short-circuit handling of NULL pointer.
7612 Hash UIDs and versions of SSA names. Don't special-case built-in
7613 function declarations.
7615 2009-05-11 Ian Lance Taylor <iant@google.com>
7618 * graphite.c: Force -Wc++-compat to only be a warning before
7619 #including "cloog/cloog.h".
7621 2009-05-11 Martin Jambor <mjambor@suse.cz>
7623 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
7625 2009-05-11 Jan Hubicka <jh@suse.cz>
7627 * tree-ssa-loop-ivcanon.c: Include target.h
7628 (struct loop_size): new structure.
7629 (constant_after_peeling): New predicate.
7630 (tree_estimate_loop_size): New function.
7631 (estimated_unrolled_size): Rewrite for new estimates.
7632 (try_unroll_loop_completely): Use new estimates.
7633 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
7635 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
7637 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
7638 libcpp interface change.
7639 (spu_macro_to_expand): Likewise.
7641 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
7643 PR tree-optimization/40026
7644 * gimplify.c (gimplify_init_constructor): Change initial conditional
7645 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
7646 optimize_compound_literals_in_ctor.
7648 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
7650 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
7652 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
7654 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
7656 * tree-vect-data-refs.c (vect_analyze_group_access): Use
7657 HOST_WIDE_INT for gap.
7659 2009-05-11 Ira Rosen <irar@il.ibm.com>
7661 PR tree-optimization/40074
7662 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
7663 account in group size and step comparison.
7665 2009-05-11 Richard Guenther <rguenther@suse.de>
7667 * passes.c (init_optimization_passes): Strip now incorrect comment.
7668 (execute_function_todo): Do not set PROP_alias.
7669 * tree-pass.h (PROP_alias): Remove.
7670 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
7671 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
7672 * tree-nrv.c (pass_return_slot): Likewise.
7673 * tree-object-size.c (pass_object_sizes): Likewise.
7674 * tree-ssa-dom.c (pass_dominator): Likewise.
7675 (pass_phi_only_cprop): Likewise.
7676 * tree-ssa-dse.c (pass_dse): Likewise.
7677 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
7678 (pass_cselim): Likewise.
7679 * tree-ssa-pre.c (pass_pre): Likewise.
7680 (pass_fre): Likewise.
7681 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
7682 * tree-ssa-sink.c (pass_sink_code): Likewise.
7683 * tree-stdarg.c (pass_stdarg): Likewise.
7684 * tree-tailcall.c (pass_tail_calls): Likewise.
7685 * tree-vrp.c (pass_vrp): Likewise.
7687 2009-05-10 Ian Lance Taylor <iant@google.com>
7689 * basic-block.h (enum profile_status): Break out of struct
7691 * cgraph.h (struct inline_summary): Break out of struct
7693 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
7694 of struct cgraph_order_sort.
7695 * combine.c (enum undo_kind): New enum, broken out of struct undo.
7696 * cse.c (struct branch_path): Break out of struct
7697 cse_basic_block_data.
7698 * except.h (enum eh_region_type): Break out of struct eh_region.
7699 * gcc.c (enum add_del): Break out of struct modify_target.
7700 * genrecog.c (enum decision_type): Break out of struct decision_test.
7701 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
7703 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
7704 * regmove.c (enum match_use): New enum, broken out of struct match.
7705 * sched-int.h (enum post_call_group): New enum, broken out of
7707 (struct deps_reg): Break out of struct deps.
7708 * target.h (struct asm_int_op): Break out of struct gcc_target.
7709 * tree-eh.c (struct goto_queue_node): Break out of struct
7711 * tree-inline.h (enum copy_body_cge_which): Break out of
7713 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
7715 * c-decl.c (in_struct, struct_types): New static variables.
7716 (pushtag): Add loc parameter. Change all callers.
7717 (lookup_tag): Add ploc parameter. Change all callers.
7718 (check_compound_literal_type): New function.
7719 (parser_xref_tag): Add loc parameter. Change all callers. If
7720 -Wc++-compat, warn about struct/union/enum types defined within a
7722 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
7723 and loc parameters. Change all callers. Change error calls to
7724 error_at, using loc. For a redefinition, if the location of the
7725 original definition is known, report it. Set in_struct and
7726 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
7727 (finish_struct): Add new parameters enclosing_in_struct and
7728 enclosing_struct_types. Change all callers. Set
7729 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
7730 in the struct. If in a struct, add this struct to struct_types.
7731 (start_enum): Add loc parameter. Change all callers. Use
7732 error_at for errors, using loc. For a redefinition, if the
7733 location of the original definition is known, report it. If in a
7734 struct, add this enum type to struct_types. If -Wc++-compat warn
7735 if in sizeof, typeof, or alignof.
7736 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
7737 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
7738 (c_parser_enum_specifier): Get enum location for start_enum.
7739 (c_parser_struct_or_union_specifier): Get struct location for
7740 start_struct. Save in_struct and struct_types status between
7741 start_struct and finish_struct.
7742 (c_parser_cast_expression): Get location of cast.
7743 (c_parser_alignof_expression): Get location of type.
7744 (c_parser_postfix_expression): Likewise.
7745 (c_parser_postfix_expression_after_paren_type): Add type_loc
7746 parameter. Change all callers. Call check_compound_literal_type.
7747 Use type_loc for error about variable size type.
7748 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
7749 of an enum constant from an enum type defined in a struct or union.
7750 (c_cast_expr): Add loc parameter. Change all callers. If
7751 -Wc++-compat, warn about defining a type in a cast.
7752 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
7753 (start_enum, start_struct, finish_struct): Update declarations.
7754 (parser_xref_tag, c_cast_expr): Update declarations.
7755 (check_compound_literal_type): Declare.
7757 2009-05-11 Ben Elliston <bje@au.ibm.com>
7759 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
7760 for recent libcpp interface change.
7761 (rs6000_macro_to_expand): Likewise.
7763 2009-05-10 Michael Matz <matz@suse.de>
7766 * config/arm/arm.c (require_pic_register): Emit on entry edge,
7767 not at entry of function.
7769 2009-05-10 Richard Guenther <rguenther@suse.de>
7771 PR tree-optimization/40081
7773 * tree-sra.c (instantiate_element): Instantiate scalar replacements
7774 using the main variant of the element type. Do not fiddle with
7775 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
7777 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
7778 structs with volatile fields.
7780 2009-05-10 Jan Hubicka <jh@suse.cz>
7782 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
7783 (estimate_move_cost): Assert that it does not get called for
7785 (estimate_num_insns): Skip VOID types in argument handling.
7786 (optimize_inline_calls): Delete unreachable blocks and verify that
7789 2009-05-10 Jan Hubicka <jh@suse.cz>
7791 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
7792 * cgraph.c (cgraph_mark_address_taken_node): New function.
7793 (dump_cgraph_node): Dump new flag.
7794 * cgraph.h (struct cgraph_node): Add address_taken.
7795 (cgraph_mark_address_taken_node): New function.
7796 * ipa.c (cgraph_postorder): Prioritize functions with address taken
7797 since new direct calls can be born.
7799 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7801 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
7804 2009-05-10 Jan Hubicka <jh@suse.cz>
7807 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
7809 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
7810 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
7811 * tree-inline.c (copy_bb): Set frequency correctly.
7812 (fold_marked_statements): Update call to
7813 cgraph_update_edges_for_call_stmt.
7815 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7817 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
7818 identifiers in diagnostics.
7819 * config/arm/arm.c (arm_handle_fndecl_attribute,
7820 arm_handle_isr_attribute): Likewise.
7821 * config/avr/avr.c (avr_handle_progmem_attribute,
7822 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
7823 * config/bfin/bfin.c (handle_int_attribute,
7824 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
7825 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
7826 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
7828 * config/darwin.c (darwin_handle_kext_attribute,
7829 darwin_handle_weak_import_attribute): Likewise.
7830 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
7831 h8300_handle_eightbit_data_attribute,
7832 h8300_handle_tiny_data_attribute): Likewise.
7833 * config/i386/i386.c (ix86_handle_cconv_attribute,
7834 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
7835 * config/i386/winnt.c (ix86_handle_shared_attribute,
7836 ix86_handle_selectany_attribute): Likewise.
7837 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
7838 * config/m32c/m32c.c (function_vector_handler): Likewise.
7839 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
7840 m68hc11_handle_fntype_attribute): Likewise.
7841 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
7842 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
7843 * config/mips/mips.c (mips_insert_attributes,
7844 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
7845 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
7846 rs6000_handle_struct_attribute): Likewise.
7847 * config/sh/sh.c (sh_insert_attributes,
7848 sh_handle_resbank_handler_attribute,
7849 sh_handle_interrupt_handler_attribute,
7850 sh2a_handle_function_vector_handler_attribute,
7851 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
7853 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
7854 * config/spu/spu.c (spu_handle_fndecl_attribute,
7855 spu_handle_vector_attribute): Likewise.
7856 * config/stormy16/stormy16.c
7857 (xstormy16_handle_interrupt_attribute): Likewise.
7858 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
7859 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
7861 2009-05-10 Joseph Myers <joseph@codesourcery.com>
7863 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
7864 (pp_translate_identifiers): New.
7865 (pp_identifier): Only conditionally translate identifier to locale
7867 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
7868 (pp_base_tree_identifier): Only conditionally translate identifier
7869 to locale character set.
7870 * c-pretty-print.c (M_): Define.
7871 (pp_c_type_specifier, pp_c_primary_expression): Mark English
7872 fragments for conditional translation with M_.
7873 * tree-pretty-print.c (maybe_init_pretty_print): Disable
7874 identifier translation.
7876 2009-05-10 Richard Guenther <rguenther@suse.de>
7878 PR tree-optimization/40081
7879 * tree-sra.c (instantiate_element): Instantiate scalar replacements
7880 using the main variant of the element type. Do not fiddle with
7881 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
7883 2009-05-09 Jan Hubicka <jh@suse.cz>
7886 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
7887 indirect calls; verify cgraph afterwards.
7889 2009-05-09 Jan Hubicka <jh@suse.cz>
7892 * ipa.c (update_inlined_to_pointer): New function.
7893 (cgraph_remove_unreachable_nodes): Use it.
7895 2009-05-09 Jan Hubicka <jh@suse.cz>
7897 * tree-eh.c (struct leh_state): Remove prev_try.
7898 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
7900 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
7901 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
7902 remove_eh_handler_and_replace, foreach_reachable_handler,
7903 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
7904 * except.h (struct eh_region): Remove eh_region_u_cleanup.
7905 (gen_eh_region_cleanup): Update prototype.
7907 2009-05-09 Jan Hubicka <jh@suse.cz>
7910 * except.c (copy_eh_region): Always set prev_try.
7911 (redirect_eh_edge_to_label): Find outer try.
7912 (foreach_reachable_handler): When looking for prev try
7913 handle case where previous try is not going to be taken.
7915 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
7917 PR tree-optimization/40049
7918 * tree-vect-stmts.c (vectorizable_operation): If the machine has
7919 only vector/vector shifts, convert the type of the constant to the
7920 appropriate type to avoid building incorrect trees, which
7921 eventually have problems with garbage collection.
7923 2009-05-08 Joseph Myers <joseph@codesourcery.com>
7925 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
7926 -1 for complex floating-point types if honoring signed zeros.
7928 2009-05-08 Jan Hubicka <jh@suse.cz>
7930 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
7931 argument; handle correctly when profile is absent.
7932 (build_cgraph_edges): Update.
7933 (rebuild_cgraph_edges): Update.
7934 * cgraph.c: Do not include varray.h.
7935 (cgraph_set_call_stmt_including_clones): New function.
7936 (cgraph_create_edge_including_clones): Likewise
7937 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
7938 (cgraph_update_edges_for_call_stmt): Handle clones.
7939 (cgraph_remove_node): Handle clone tree.
7940 (cgraph_remove_node_and_inline_clones): New function.
7941 (dump_cgraph_node): Dump clone tree.
7942 (cgraph_clone_node): Handle clone tree.
7943 (clone_function_name): Bring here from tree-inline.c.
7944 (cgraph_create_virtual_clone): New function.
7945 * cgraph.h (ipa_replace_map): Move here from ipa.h.
7946 (cgraph_clone_info): New function.
7947 (strut cgraph_node): Add clone_info and new clone tree pointers.
7948 (cgraph_remove_node_and_inline_clones,
7949 cgraph_set_call_stmt_including_clones,
7950 cgraph_create_edge_including_clones,
7951 cgraph_create_virtual_clone): Declare.
7952 (cgraph_function_versioning): Use VEC argument.
7953 (compute_call_stmt_bb_frequency): Update prototype.
7954 (cgraph_materialize_all_clones): New function.
7955 * ipa-cp.c (ipcp_update_cloned_node): Remove.
7956 (ipcp_create_replace_map): Update to VECtors.
7957 (ipcp_update_callgraph): Use virtual clones.
7958 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
7959 (ipcp_update_profiling): Do not update local profiling.
7960 (ipcp_insert_stage): Use VECtors and virtual clones.
7961 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
7962 (clone_of_p): New function.
7963 (cgraph_preserve_function_body_p): Use clone tree.
7964 (cgraph_optimize): Materialize clones.
7965 (cgraph_function_versioning): Update for VECtors.
7966 (save_inline_function_body): Use clone tree.
7967 (cgraph_materialize_clone): New function.
7968 (cgraph_materialize_all_clones): Likewise.
7969 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
7970 * ipa.c: Include gimple.h.
7971 (cgraph_remove_unreachable_nodes): Use clone tree.
7972 * ipa-prop.c (ipa_note_param_call): Update call to
7973 compute_call_stmt_bb_frequencycall.
7974 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
7975 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
7976 (copy_bb): Handle updating of clone tree; add new edge when new call
7978 (expand_call_inline): Be strict about every call having edge.
7979 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
7980 (delete_unreachable_blocks_update_callgraph): New function.
7981 (tree_function_versioning): Use VECtors; always remove unreachable
7982 blocks and fold conditionals.
7983 * tree-inline.h: Do not include varray.h.
7984 (tree_function_versioning): Remove.
7985 * Makefile.in (GTFILES): Remove tree-inline.c
7986 * passes.c (do_per_function): Do only functions having body.
7987 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
7990 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
7991 Andrew Morrow <acm@google.com>
7994 * c-common.c (c_common_attribute_table): Permit deprecated
7995 attribute to take an optional argument.
7996 (handle_deprecated_attribute): If the optional argument to
7997 __attribute__((deprecated)) is not a string ignore the attribute
8000 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
8001 * c-typeck.c (build_component_ref): Likewise.
8002 (build_external_ref): Likewise.
8004 * toplev.c (warn_deprecated_use): Add an attribute argument.
8005 Emit the message associated with __attribute__((deprecated)).
8007 * toplev.h (warn_deprecated_use): Updated.
8009 * doc/extend.texi: Document new optional parameter to
8010 __attribute__((deprecated))
8012 2009-05-08 Michael Eager <eager@eagercon.com>
8014 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
8015 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
8017 2009-05-08 Richard Guenther <rguenther@suse.de>
8019 PR tree-optimization/40062
8020 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
8021 Avoid exponential behavior.
8023 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8025 PR rtl-optimization/33928
8027 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
8028 process_uses, build_single_def_use_links): New.
8029 (update_df): Update use_def_ref.
8030 (forward_propagate_into): Use get_def_for_use instead of use-def
8032 (fwprop_init): Call build_single_def_use_links and let it initialize
8034 (fwprop_done): Free use_def_ref.
8035 (fwprop_addr): Eliminate duplicate call to df_set_flags.
8036 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
8037 df_rd_simulate_one_insn): New.
8038 (df_rd_bb_local_compute_process_def): Update head comment.
8039 (df_chain_create_bb): Use the new RD simulation functions.
8040 * df.h (df_rd_simulate_artificial_defs_at_top,
8041 df_rd_simulate_one_insn): New.
8042 * opts.c (decode_options): Enable fwprop at -O1.
8043 * doc/invoke.texi (-fforward-propagate): Document this.
8045 2009-05-08 Joseph Myers <joseph@codesourcery.com>
8048 * c-typeck.c (build_binary_op): Handle arithmetic between one real
8049 and one complex operand specially.
8050 * tree-complex.c (some_nonzerop): Do not identify a real value as
8051 zero if flag_signed_zeros.
8053 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8055 PR rtl-optimization/33928
8056 * loop-invariant.c (record_use): Fix && vs. || mishap.
8058 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
8060 PR rtl-optimization/33928
8061 * loop-invariant.c (struct use): Add addr_use_p.
8062 (struct def): Add n_addr_uses.
8063 (struct invariant): Add cheap_address.
8064 (create_new_invariant): Set cheap_address.
8065 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
8066 (record_uses): Pass df_ref to record_use.
8067 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
8070 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
8072 * config/sh/sh.c: Do not include c-pragma.h.
8074 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
8076 * config/spu/spu.c: Remove include of c-common.h.
8078 2009-05-07 Janis Johnson <janis187@us.ibm.com>
8081 * c-common.h (mark_valid_location_for_stdc_pragma,
8082 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
8083 clear_float_const_decimal64, float_const_decimal64_p): New.
8084 * c.opt (Wunsuffixed-float-constants): New.
8085 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
8086 unsuffixed float constant, handle new warning.
8087 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
8088 * c-decl.c (c_scope): New flag float_const_decimal64.
8089 (set_float_const_decimal64, clear_float_const_decimal64,
8090 float_const_decimal64_p): New.
8091 (push_scope): Set new flag.
8092 * c-parser.c (c_parser_translation_unit): Mark when it's valid
8093 to use STDC pragmas.
8094 (c_parser_external_declaration): Ditto.
8095 (c_parser_compound_statement_nostart): Ditto.
8096 * c-pragma.c (valid_location_for_stdc_pragma,
8097 mark_valid_location_for_stdc_pragma,
8098 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
8099 handle_pragma_float_const_decimal64): New.
8100 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
8101 * cp/semantics.c (valid_location_for_stdc_pragma_p,
8102 set_float_const_decimal64, clear_float_const_decimal64,
8103 float_const_decimal64_p): New dummy functions.
8104 * doc/extend.texi (Decimal Float): Remove statement that the
8105 pragma, and suffix for double constants, are not supported.
8106 * doc/invoke.texi (Warning Options): List new option.
8107 (-Wunsuffixed-float-constants): New.
8109 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
8111 * config/i386/i386.c: Do not include c-common.h.
8113 2009-05-07 Mark Heffernan <meheff@google.com>
8115 * doc/invoke.texi (Debugging Options): Document change of debugging
8117 * opts.c (decode_options): Make dump_base_name relative to
8118 aux_base_name directory.
8120 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8122 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
8123 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
8125 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
8127 * Makefile.in (install-plugin): Simplify a bit.
8129 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
8131 * Makefile.in (OBJS-common): Add regcprop.o.
8133 * timevar.def (TV_CPROP_REGISTERS): New.
8134 * regrename.c (regrename_optimize): Return 0.
8135 (rest_of_handle_regrename): Delete.
8136 (pass_rename_registers): Point to regrename_optimize.
8137 (struct value_data_entry, struct value_data,
8138 kill_value_one_regno, kill_value_regno, kill_value,
8139 set_value_regno, init_value_data, kill_clobbered_value,
8140 kill_set_value, kill_autoinc_value, copy_value,
8141 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
8142 replace_oldest_value_reg, replace_oldest_value_addr,
8143 replace_oldest_value_mem, copyprop_hardreg_forward_1,
8144 debug_value_data, validate_value_data): Move...
8145 * regcprop.c: ... here.
8146 (rest_of_handle_cprop): Delete.
8147 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
8149 2009-05-07 Jakub Jelinek <jakub@redhat.com>
8152 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
8153 GEN_INT for 1 << bitnum.
8154 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
8157 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
8159 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
8160 Remove wrong description of "nand" operation.
8162 2009-05-06 Richard Guenther <rguenther@suse.de>
8163 Adam Nemet <anemet@caviumnetworks.com>
8165 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
8166 comment. Add that if LHS is not a gimple register, then RHS1 has
8167 to be a single object (GIMPLE_SINGLE_RHS).
8169 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
8171 * expr.c (get_def_for_expr): Move it up in the file.
8172 (store_field): When expanding a bit-field store, look at the
8173 defining gimple stmt for the masking conversion.
8175 2009-05-06 Janis Johnson <janis187@us.ibm.com>
8178 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
8179 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
8180 32-bit memcpy into long.
8182 2009-05-06 Jakub Jelinek <jakub@redhat.com>
8184 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
8185 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
8187 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
8188 instead of appending DW_OP_deref*.
8190 2009-05-06 Michael Matz <matz@suse.de>
8193 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
8194 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
8196 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
8198 * Makefile.in (install-plugin): Fix srcdir handling.
8200 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
8202 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
8203 when processing for not_regs_needed bitmap.
8204 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
8205 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
8206 handling it for rhs.
8208 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8210 * config/i386/i386.md (unnamed inc/dec peephole): Use
8211 optimize_insn_for_size_p instead of optimize_size.
8212 * config/i386/predicates.md (incdec_operand): Likewise.
8213 (aligned_operand): Likewise.
8214 * config/i386/sse.md (divv8sf3): Likewise.
8215 (sqrtv8sf2): Likewise.
8217 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8219 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
8221 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
8223 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
8225 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
8226 ssemodesuffixf2c with avxmodesuffixf2c.
8228 2009-05-06 Joseph Myers <joseph@codesourcery.com>
8231 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
8233 2009-05-05 Jakub Jelinek <jakub@redhat.com>
8235 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
8236 (struct tree_base): Adjust spacing for 8 bit boundaries.
8237 (struct tree_decl_common): Add decl_by_reference_flag bit.
8238 (DECL_BY_REFERENCE): Adjust.
8239 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
8240 print DECL_BY_REFERENCE bit.
8241 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
8242 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
8243 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
8244 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
8248 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
8249 range of the type, but default label is missing, add it with one
8250 of the existing labels instead of adding a new label for it.
8252 2009-05-05 Joseph Myers <joseph@codesourcery.com>
8256 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
8258 * Makefile.in (enable_plugin, plugin_includedir): New.
8259 (install): Depend on install-plugin.
8260 (PLUGIN_HEADERS): New.
8261 (install-plugin): New.
8262 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
8264 2009-05-05 Richard Guenther <rguenther@suse.de>
8266 PR tree-optimization/40022
8267 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
8269 (phivn_valid_p): Fix tuplification error, simplify.
8270 (phiprop_insert_phi): Add dumps.
8271 (propagate_with_phi): Simplify.
8273 2009-05-05 Richard Guenther <rguenther@suse.de>
8276 * builtins.c (gimplify_va_arg_expr): Properly build the address.
8278 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
8280 * tree.h (strip_float_extensions): Remove duplicate declaration.
8281 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
8282 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
8283 block_ultimate_origin): Rearrange the declarations line to match the
8284 comment that indicates the .c file which the functions are defined.
8285 (dwarf2out_*, set_decl_rtl): Add comment.
8286 (get_base_address): Adjust comment.
8287 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
8288 declarations line and add comment.
8289 (is_builtin_name): Add blank after function name, for clarity.
8291 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8293 * attribs.c (decl_attributes): Use %qE for identifiers in
8295 * cgraphunit.c (verify_cgraph_node): Translate function names to
8296 locale character set in diagnostics.
8297 * coverage.c (get_coverage_counts): Use %qE for identifiers in
8299 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
8300 Document that functions are named in UTF-8.
8301 * expr.c (expand_expr_real_1): Translate function names to locale
8302 character set in diagnostics.
8303 * gimplify.c (omp_notice_variable, omp_is_private,
8304 gimplify_scan_omp_clauses): Use %qE for identifiers in
8306 * langhooks.c (lhd_print_error_function): Translate function names
8307 to locale character set.
8308 * langhooks.h (decl_printable_name): Document that return value is
8309 in internal character set.
8310 * stmt.c: Include pretty-print.h
8311 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
8313 (resolve_operand_name_1): Translate named operand name to locale
8315 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
8317 * toplev.c (announce_function): Translate function names to locale
8319 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
8320 (default_tree_printer): Use pp_identifier or translate identifiers
8321 to locale character set. Mark "<anonymous>" for translation.
8322 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
8323 for identifiers in diagnostics.
8324 * tree.c (handle_dll_attribute): Use %qE for identifiers in
8326 * varasm.c (output_constructor): Use %qE for identifiers in
8329 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
8331 * configure.ac: use ` ` instead of $()
8332 * configure: Regenerate.
8334 2009-05-05 Ben Elliston <bje@au.ibm.com>
8336 * config/pa/linux-atomic.c: Eliminate conditional include of
8337 errno.h on non-LP64 systems to simplify build requirements.
8339 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8341 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
8343 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
8344 and pass value to identifier_to_locale.
8345 (warn_variable_length_array): Make name a tree.
8346 (grokdeclarator): Separate diagnostic texts for named and unnamed
8347 declarators. Use %qE for named declarators.
8348 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
8350 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
8351 identifiers in diagnostics.
8352 * c-typeck.c (push_member_name, start_init): Pass identifiers to
8353 identifier_to_locale. Mark "anonymous" strings for translation.
8355 2009-05-04 Michael Eager <eager@eagercon.com>
8357 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
8358 address for DImode/DFmode only if double-precision FP regs.
8360 2009-05-04 Michael Eager <eager@eagercon.com>
8362 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
8363 TARGET_SINGLE_FLOAT check.
8365 2009-05-04 Michael Eager <eager@eagercon.com>
8367 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
8369 2009-05-04 Michael Eager <eager@eagercon.com>
8371 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
8372 * config/rs6000/t-xilinx: New
8374 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
8376 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
8377 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
8378 * gcc/explow.c (memory_address): Use target hook.
8379 * gcc/targhooks.c (default_legitimize_address): New.
8380 * gcc/targhooks.h (default_legitimize_address): New.
8381 * gcc/target.h (legitimize_address): New.
8382 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
8383 (TARGET_INITIALIZER): Include it.
8384 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
8386 * config/bfin/bfin-protos.h (legitimize_address): Remove.
8387 * config/bfin/bfin.c (legitimize_address): Remove.
8388 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
8389 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
8391 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
8392 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
8394 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
8395 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
8396 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
8397 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
8398 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
8399 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
8400 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
8401 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
8402 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
8403 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
8404 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
8405 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
8406 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
8407 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
8408 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
8409 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
8410 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
8411 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
8412 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
8413 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
8414 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
8415 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
8416 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
8418 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
8419 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
8420 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
8421 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
8422 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
8423 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
8424 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
8425 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
8426 (thumb_legitimize_address): Delete.
8427 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
8428 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
8429 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
8430 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
8431 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
8432 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
8434 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
8437 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
8438 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
8439 * config/m32r/m32r.c (m32r_legitimize_address): New.
8440 * config/m68k/m68k.c (m68k_legitimize_address): New.
8441 * config/score/score.c (score_legitimize_address): Standardize.
8442 * config/score/score3.c (score3_legitimize_address): Standardize.
8443 * config/score/score3.h (score3_legitimize_address): Adjust.
8444 * config/score/score7.c (score7_legitimize_address): Standardize.
8445 * config/score/score7.h (score7_legitimize_address): Adjust.
8446 * config/sh/sh.c (sh_legitimize_address): New.
8447 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
8449 * gcc/config/s390/s390.c (legitimize_address): Rename to...
8450 (s390_legitimize_address): ... this.
8451 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
8452 (sparc_legitimize_address): ... this.
8453 * gcc/config/i386/i386.c (legitimize_address): Rename to...
8454 (ix86_legitimize_address): ... this.
8455 * gcc/config/avr/avr.c (legitimize_address): Rename to...
8456 (avr_legitimize_address): ... this.
8457 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
8458 (mn10300_legitimize_address): ... this.
8459 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
8460 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
8461 (alpha_expand_mov): Adjust call.
8463 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
8464 * config/spu/spu.c (spu_legitimize_address): Likewise.
8465 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
8466 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
8468 2009-05-04 Joseph Myers <joseph@codesourcery.com>
8470 * intl.c (locale_encoding, locale_utf8): New.
8471 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
8472 * intl.h (locale_encoding, locale_utf8): Declare.
8473 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
8474 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
8476 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
8478 (pp_tree_identifier): Define to call pp_base_tree_identifier.
8479 (pp_base_tree_identifier): Declare as function.
8480 (identifier_to_locale): Declare.
8481 * Makefile.in (pretty-print.o): Update dependencies.
8482 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
8484 2009-05-04 Richard Guenther <rguenther@suse.de>
8487 * builtins.c (fold_builtin_memory_op): Do not decay to element
8488 type if the size matches the whole array.
8490 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8492 * expmed.c (synth_mult): When trying out a shift, pass the result
8495 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
8497 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
8498 (shiftsub1_cost): New.
8499 (init_expmed): Compute shiftsub1_cost.
8500 (synth_mult): Optimize multiplications by constants of the form
8501 -(2^^m-1) for some constant positive integer m.
8503 2009-05-03 Richard Guenther <rguenther@suse.de>
8506 * c-typeck.c (array_to_pointer_conversion): Do not built
8507 ADDR_EXPRs of arrays of pointer-to-element type.
8508 * c-gimplify.c (c_gimplify_expr): Revert change fixing
8509 up wrong ADDR_EXPRs after-the-fact.
8510 * c-common.c (strict_aliasing_warning): Strip pointer
8511 conversions for obtaining the original type.
8512 * builtins.c (fold_builtin_memset): Handle array types.
8513 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
8516 2009-05-03 Richard Guenther <rguenther@suse.de>
8519 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
8520 Do not lose casts from array types with unknown extent to array
8521 types with known extent.
8522 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
8523 alias set compatibility.
8525 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
8527 * flags.h (extra_warnings): Delete.
8528 * toplev.c (process_options): Handle Wuninitialized here.
8529 * opts.c (extra_warnings): Delete.
8530 (set_Wextra): Delete.
8531 (common_handle_option): -Wextra can be handled automatically.
8532 * c-opts.c (c_common_handle_option): Delete obsolete code.
8533 (c_common_post_options): Simplify comment.
8534 * common.opt (W): Add Var.
8536 (Wuninitialized): Initialize to -1.
8538 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
8539 Richard Guenther <rguenther@suse.de>
8541 * expr.c (get_def_for_expr): New function.
8542 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
8543 SSA rather than trees.
8544 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
8545 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
8547 2009-05-03 Joseph Myers <joseph@codesourcery.com>
8549 * c-common.c (reswords): Add _Imaginary.
8550 * c-common.c (enum rid): Add RID_IMAGINARY.
8552 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
8554 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
8555 Patch by Richard Guenther.
8557 2009-05-03 Anatoly Sokolov <aesok@post.ru>
8559 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
8560 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8561 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
8562 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
8563 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
8564 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
8565 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
8566 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
8567 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
8568 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
8569 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
8570 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
8571 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
8572 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
8573 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
8574 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
8575 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
8576 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
8578 2009-05-02 Richard Guenther <rguenther@suse.de>
8580 PR tree-optimization/39940
8581 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
8584 2009-05-02 Richard Guenther <rguenther@suse.de>
8587 * tree-ssa.c (execute_update_addresses_taken): Properly check
8588 if we can mark a variable DECL_GIMPLE_REG_P.
8589 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
8590 back to the end of the function.
8591 (is_gimple_reg_type): Remove complex type special casing.
8592 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
8595 2009-05-02 Ben Elliston <bje@au.ibm.com>
8597 * doc/collect2.texi (Collect2): Document search path behaviour
8598 when configured with --with-ld.
8600 2009-05-02 Jan Hubicka <jh@suse.cz>
8602 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
8603 parameter; update callers.
8604 (coalesce_cost_edge): EH edges are costier because they needs
8605 splitting even if not critical and even more costier when there are
8606 multiple EH predecestors.
8608 2009-05-02 Jan Hubicka <jh@suse.cz>
8610 * except.c (remove_eh_handler_and_replace): Handle updating after
8611 removing TRY blocks.
8613 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
8615 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
8617 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
8619 * varasm.c: Do not include c-pragma.h.
8620 * attribs.c: Do not incude c-common.h.
8622 2009-05-01 Michael Matz <matz@suse.de>
8624 * calls.c (initialize_argument_information): Handle SSA names like
8625 decls with a non MEM_P DECL_RTL.
8627 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
8629 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
8630 * ipa-utils.c: Likewise.
8631 * ipa-type-escape.c: Likewise.
8632 * cgraphunit.c Do not include c-common.h.
8633 * ipa-pure-const.c: Likewise.
8634 * tree-if-conv.c: Likewise.
8635 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
8636 * ipa-struct-reorg.c: Likewise.
8637 * tree-nomudflap.c: Likewise.
8638 * tree-ssa-structalias.c: Likewise.
8640 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
8642 * store-motion.c: Many cleanups to make this pass a first-class
8643 citizen instead of an appendix to gcse load motion. Add TODO list
8644 to make this pass faster/cleaner/better.
8646 (struct ls_expr): Post gcse.c-split cleanups.
8647 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
8648 "stores" field to "avail_stores".
8649 (pre_ldst_mems): Rename to store_motion_mems.
8650 (pre_ldst_table): Rename to store_motion_mems_table.
8651 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
8652 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
8653 (ldst_entry): Rename to st_expr_entry, update users.
8654 (free_ldst_entry): Rename to free_st_expr_entry, update users.
8655 (free_ldst_mems): Rename to free_store_motion_mems, update users.
8656 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
8658 (first_ls_expr): Rename to first_st_expr, update users.
8659 (next_ls_expr): Rename to next_st_expr, update users.
8660 (print_ldst_list): Rename to print_store_motion_mems. Print names of
8661 fields properly for store motion instead of names inherited from load
8663 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
8664 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
8667 (ae_kill): Rename to st_kill, update users.
8668 (ae_gen): Rename to st_avloc, update users.
8669 (transp): Rename to st_transp, update users.
8670 (pre_insert_map): Rename to st_insert_map, update users.
8671 (pre_delete_map): Rename to st_delete_map, update users.
8672 (insert_store, build_store_vectors, free_store_memory,
8673 one_store_motion_pass): Update for abovementioned changes.
8675 (gcse_subst_count, gcse_create_count): Remove.
8676 (one_store_motion_pass): New statistics counters "n_stores_deleted"
8677 and "n_stores_created", local variables.
8679 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
8682 (regvec, compute_store_table_current_insn): Remove.
8683 (reg_set_info, reg_clear_last_set): Remove.
8684 (compute_store_table): Use DF caches instead of local dataflow
8687 2009-05-01 Joseph Myers <joseph@codesourcery.com>
8689 * c-objc-common.c (c_tree_printer): Print identifiers with
8690 pp_identifier, not pp_string. Mark "({anonymous})" for
8692 * c-pretty-print.c (pp_c_ws_string): New.
8693 (pp_c_cv_qualifier, pp_c_type_specifier,
8694 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
8695 pp_c_storage_class_specifier, pp_c_function_specifier,
8696 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
8697 pp_c_primary_expression, pp_c_postfix_expression,
8698 pp_c_unary_expression, pp_c_shift_expression,
8699 pp_c_relational_expression, pp_c_equality_expression,
8700 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
8701 use pp_string and pp_c_ws_string in place of pp_identifier and
8702 pp_c_identifier for non-identifiers. Mark English strings for
8704 * c-pretty-print.h (pp_c_ws_string): Declare.
8706 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
8707 Roland McGrath <roland@redhat.com>
8709 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
8710 (ENABLE_LD_BUILDID): New configuration option.
8711 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
8712 (LINK_BUILDID_SPEC): New macro.
8713 (init_spec): If defined, prepend it between LINK_EH_SPEC and
8715 * doc/install.texi: Document --enable-linker-build-id option.
8716 * configure: Rebuild.
8717 * config.in: Rebuild.
8719 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
8721 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
8722 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
8723 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
8724 MIPS_GP_SAVE_AREA_SIZE.
8725 * config/mips/mips.c (struct mips_frame_info): Update comment
8726 before arg_pointer_offset and hard_frame_pointer_offset.
8727 (mips_compute_frame_info): Update diagram before function: to
8728 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
8729 indicate the position of frame_pointer_rtx with -fstack-protector and
8730 to show args_size. Don't allocate cprestore area for leaf functions
8731 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
8733 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
8735 2009-04-30 Michael Matz <matz@suse.de>
8737 PR tree-optimization/39955
8738 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
8740 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
8742 * ira.c (setup_cover_and_important_classes): Use safe macro
8743 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
8745 * genpreds.c (write_tm_preds_h): Output suitable definition of
8746 REG_CLASS_FOR_CONSTRAINT.
8748 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
8750 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
8752 * bitmap.c (bitmap_descriptor): Likewise.
8753 * ggc-common.c (loc_descriptor): Likewise.
8754 * varray.c (varray_descriptor): Likewise.
8755 * vec.c (vec_descriptor): Likewise.
8757 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
8759 * Makefile.in (dce.o): Add $(EXCEPT_H).
8760 * dce.c: Include except.h and delete redundant vector definitions.
8761 (deletable_insn_p): Return false for non-call insns that can throw
8764 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
8766 * gcse.c (ae_gen): Remove.
8767 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
8768 and make non-static function to make it available in store-motion.c.
8769 Update call sites with search-and-replace.
8770 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
8771 extract_mentioned_regs, extract_mentioned_regs_helper,
8772 find_moveable_store, compute_store_table, load_kills_store, find_loads,
8773 store_killed_in_insn, store_killed_after, store_killed_before,
8774 build_store_vectors, insert_insn_start_basic_block, insert-store,
8775 remove_reachable_equiv_notes, replace_store_insn, delete_store,
8776 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
8777 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
8778 * store-motion.c: ...new file. Also copy data structures from gcse.c
8779 and clean up to remove parts not used by store motion.
8780 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
8781 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
8783 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8786 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
8787 when optimizing for size.
8789 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
8791 * gcse.c (gcse_constant_p): Fix typo in last change.
8793 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
8795 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
8797 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
8799 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
8801 2009-04-29 James E. Wilson <wilson@codesourcery.com>
8803 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
8804 CONST_HIGH_PART result.
8806 2009-04-29 Anatoly Sokolov <aesok@post.ru>
8808 * config/avr/avr.c (initial_elimination_offset): Rename to
8809 avr_initial_elimination_offset.
8810 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
8811 change return type to bool.
8812 (avr_can_eliminate): New function.
8813 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
8814 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
8815 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
8816 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
8817 avr_initial_elimination_offset.
8818 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
8819 (avr_initial_elimination_offset): Define.
8821 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
8822 Steven Bosscher <steven@gcc.gnu.org>
8824 PR rtl-optimization/39938
8825 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
8826 * cfgrtl.c: Include insn-attr.h.
8827 (rest_of_pass_free_cfg): New function.
8828 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
8829 * resource.c (init_resource_info): Remove call to df_analyze.
8831 2009-04-29 Richard Guenther <rguenther@suse.de>
8834 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
8835 allow conversion to signed integers.
8837 2009-04-29 Richard Guenther <rguenther@suse.de>
8839 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
8840 shifts of floating point vectors if the shift amount is
8841 a constant multiple of the element size.
8843 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
8844 Michael Matz <matz@suse.de>
8848 * tree-outof-ssa.c (emit_partition_copy): New function.
8849 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
8850 insert_part_to_rtx_on_edge): Perform the partition base var
8851 copy using emit_partition_copy.
8852 (insert_value_copy_on_edge): Convert constants to the right mode.
8853 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
8854 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
8856 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8858 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
8859 scan backwards to try to find a constant to initialize it.
8861 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
8862 insn before the loop_end instruction, don't look past labels.
8864 2009-04-29 Richard Guenther <rguenther@suse.de>
8867 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
8868 loose type conversions.
8869 (forward_propagate_addr_expr): Fix tuplification bug. Remove
8870 stmts only if there are no uses of its definition.
8872 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8874 * config/bfin/bfin.h (splitting_loops): Declare.
8875 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
8876 Reorder bit definitions to be ascending.
8877 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
8878 * config/bfin/bfin.c (splitting_loops): New variable.
8879 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
8880 (struct loop_info): Remove members INIT and LOOP_INIT.
8881 (bfin_optimize_loop): Don't set them. Reorder the code that generates
8882 the LSETUP sequence. Allow LC to be loaded from any register, but
8883 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
8884 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
8886 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
8887 of reload_completed.
8890 * config/bfin/bfin.md (movsi_insn): Refine constraints.
8892 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
8894 * Makefile.in (PLUGIN_VERSION_H): New.
8895 (OBJS-common): Remove plugin-version.o.
8896 (plugin.o): Depend on (PLUGIN_VERSION_H).
8897 (plugin-version.o): Remove.
8898 * configure: Regenerate
8899 * configure.ac: Create plugin-version.h.
8900 * gcc-plugin.h (plugin_gcc_version): Remove.
8901 (plugin_default_version_check): Change signature.
8902 * plugin-version.c: Remove.
8903 * plugin.c: Include plugin-version.h.
8904 (str_plugin_gcc_version_name): Remove.
8905 (try_init_one_plugin): Pass gcc version to plugin_init.
8906 (plugin_default_version_check): Both gcc and plugin versions are now
8909 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8911 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
8912 problematic last insns. Test for TYPE_CALL rather than CALL_P.
8913 Remove special case testing for last insn of inner loops. Don't fail
8914 if the loop ends with a jump, emit an extra nop instead.
8916 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
8917 DREGS rather than comparing directly. Remove code that tries to
8918 account for latencies.
8920 2009-04-29 Richard Guenther <rguenther@suse.de>
8922 PR tree-optimization/39941
8923 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
8924 eliminating an indirect call.
8926 2009-04-29 Richard Guenther <rguenther@suse.de>
8928 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
8929 parameter. Allow invariants as base if !require_lvalue.
8930 (verify_gimple_assign_single): Adjust.
8932 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
8934 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
8935 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
8936 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
8937 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
8938 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
8940 * config/bfin/bfin.c (bfin_expand_builtin,
8941 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
8943 2009-04-28 Richard Guenther <rguenther@suse.de>
8945 * tree-vect-loop.c (get_initial_def_for_induction): Use
8946 correct types for pointer increment.
8948 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8950 * toplev.c (print_version): Update GMP version string calculation.
8952 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
8954 PR rtl-optimization/39938
8955 * resource.c (init_resource_info): Add call to df_analyze.
8957 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8959 * config/alpha/alpha.md (usegp): Cast the result of
8960 alpha_find_lo_sum_using_gp to enum attr_usegp.
8961 * config/alpha/alpha.c (override_options): Remove end-of-structure
8962 marker element from cpu_table. Use array size of cpu_table to handle
8963 -mcpu and -mtune options.
8964 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
8966 2009-04-28 Joseph Myers <joseph@codesourcery.com>
8968 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
8969 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
8970 tune_32 and tune_64.
8971 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
8973 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
8974 * config/rs6000/option-defaults.h: ... here. New file.
8975 (OPT_64, OPT_32): Define.
8976 (MASK_64BIT): Define to 0 if not already defined.
8977 (OPT_ARCH64, OPT_ARCH32): Define.
8978 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
8981 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8983 * config/arm/arm.c (arm_override_options): Emit error on using
8986 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
8988 PR rtl-optimization/39914
8989 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
8990 registers for allocnos created from user-defined variables only
8991 when not optimizing.
8993 2009-04-28 Richard Guenther <rguenther@suse.de>
8996 * fold-const.c (fold_binary): Use distribute_real_division only
8999 2009-04-28 Steve Ellcey <sje@cup.hp.com>
9001 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
9002 add hpux-stdint.h to tm_file.
9003 (hppa[12]*-*-hpux11*): Ditto.
9004 (ia64*-*-hpux*): Ditto.
9005 * config/hpux-stdint.h: New.
9006 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
9007 __STDC_EXT__ for all compiles.
9008 * config/pa/pa-hpux.h: Ditto.
9009 * config/pa/pa-hpux10.h: Ditto.
9010 * config/pa/pa-hpux11.h: Ditto.
9012 2009-04-28 Catherine Moore <clm@codesourcery.com>
9014 * debug.h (set_name): Add comment.
9016 2009-04-28 Andrew Pinski <pinskia@gmail.com>
9019 * config/darwin.c (machopic_gen_offset): Check
9020 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
9021 * config/arm/arm.c (require_pic_register): Likewise.
9023 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
9025 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
9026 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
9027 m32c_promote_prototypes): Delete.
9029 2009-04-28 Michael Matz <matz@suse.de>
9032 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
9035 2009-04-28 Richard Guenther <rguenther@suse.de>
9037 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
9039 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9041 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
9042 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
9043 * config/arm/arm-tune.md: Regenerate.
9045 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
9047 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
9048 block if there are complex incoming edges.
9049 (sel_merge_blocks): Remove useless assert.
9050 (sel_redirect_edge_and_branch): Check that edge was redirected.
9051 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
9052 (sel_find_rgns): Delete declaration.
9053 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
9054 the region when it is not a preheader.
9056 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9059 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
9061 2009-04-28 Richard Guenther <rguenther@suse.de>
9063 * tree.h (SSA_NAME_VALUE): Remove.
9064 (struct tree_ssa_name): Remove value_handle member.
9065 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
9066 array for jump threading.
9067 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
9069 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
9070 * tree-flow.h (threadedge_initialize_values): Declare.
9071 (threadedge_finalize_values): Likewise.
9072 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
9073 (SSA_NAME_VALUE): Define.
9074 (threadedge_initialize_values): New function.
9075 (threadedge_finalize_values): Likewise.
9076 * tree-ssa-dom.c (ssa_name_values): New global variable.
9077 (SSA_NAME_VALUE): Define.
9078 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
9080 2009-04-28 Ira Rosen <irar@il.ibm.com>
9082 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
9083 Use REPORT_VECTORIZED_LOCATIONS instead
9084 REPORT_VECTORIZED_LOOPS.
9085 * tree-vectorizer.c (vect_verbosity_level): Make static.
9086 (vect_loop_location): Rename to vect_location.
9087 (vect_set_verbosity_level): Update comment.
9088 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
9090 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
9091 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
9092 instead REPORT_UNVECTORIZED_LOOPS.
9093 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
9094 and vect_loop_def to vect_external_def and vect_internal_def.
9095 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
9096 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
9097 REPORT_UNVECTORIZED_LOCATIONS.
9098 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
9099 and vect_used_in_loop and to vect_unused_in_scope and
9101 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
9102 (vect_verbosity_level): Remove declaration.
9103 (vect_analyze_operations): Likewise.
9104 (vect_analyze_stmt): Declare.
9105 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
9106 REPORT_UNVECTORIZED_LOCATIONS.
9107 (vect_get_loop_niters): Fix indentation.
9108 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
9109 (vect_analyze_loop_operations): New function.
9110 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
9111 vect_analyze_operations.
9112 (vect_is_simple_reduction): Use new names.
9113 (vectorizable_live_operation, vect_transform_loop): Likewise.
9114 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
9115 to specify whether the data references can be a part of interleaving
9117 (vect_analyze_data_ref_dependence): Use new names.
9118 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
9119 (vect_create_addr_base_for_vector_ref): Remove redundant code.
9120 * tree-vect-patterns.c (widened_name_p): Use new names.
9121 (vect_recog_dot_prod_pattern): Likewise.
9122 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
9123 (process_use, vect_mark_stmts_to_be_vectorized,
9124 vect_model_simple_cost, vect_model_store_cost,
9125 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
9126 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
9127 vectorizable_operation, vectorizable_type_demotion,
9128 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
9129 vectorizable_condition): Likewise.
9130 (vect_analyze_operations): Split into vect_analyze_loop_operations
9132 (vect_analyze_stmt): ... new function.
9133 (new_stmt_vec_info): Use new names.
9134 (vect_is_simple_use): Use new names and fix comment.
9135 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
9136 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
9138 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
9141 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
9142 and integer modes for x87 operands. Do not ICE for unsupported size,
9143 generate error instead. Generate error for unsupported operand types.
9144 ['z']: Do not handle HImode memory operands specially. Warning
9145 for floating-point operands. Fallthru to 'Z' for unsupported operand
9146 types. Do not ICE for unsupported size, generate error instead.
9147 (output_387_binary_op): Use %Z to output operands.
9148 (output_fp_compare): Ditto.
9149 (output_387_reg_move): Ditto.
9151 2009-04-28 Ben Elliston <bje@au.ibm.com>
9156 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9158 * builtins.c (c_strlen): Do not warn here.
9159 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
9160 * c-common.c (pointer_int_sum): Take an explicit location.
9161 Warn about offsets out of bounds.
9162 * c-common.h (pointer_int_sum): Adjust declaration.
9164 2009-04-27 Ian Lance Taylor <iant@google.com>
9166 * collect2.c (is_ctor_dtor): Change type of ret field in struct
9168 * dce.c (run_fast_df_dce): Change type of old_flags to int.
9169 * df-core.c (df_set_flags): Change return type to int. Change
9170 type of old_flags to int.
9171 (df_clear_flags): Likewise.
9172 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
9173 (df_get_conditional_uses): Likewise.
9174 * df.h (df_set_flags, df_clear_flags): Update declarations.
9175 * dwarf2out.c (struct indirect_string_node): Change type of form
9176 field to enum dwarf_form.
9177 (AT_string_form): Change return type to enum dwarf_form.
9178 * fixed-value.c (fixed_compare): Add cast to enum type.
9179 * fwprop.c (update_df): Change 0 to VOIDmode.
9180 * gensupport.c: Change 0 to UNKNOWN.
9181 * gimple.h (gimple_cond_code): Add cast to enum type.
9182 * haifa-sched.c (reemit_notes): Add cast to enum type.
9183 * hooks.c (hook_int_void_no_regs): Remove function.
9184 * hooks.h (hook_int_void_no_regs): Remove declaration.
9185 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
9186 * predict.c (combine_predictions_for_insn): Add casts to enum type.
9187 * real.c (real_arithmetic): Add cast to enum type.
9188 (real_compare): Likewise.
9189 * target.h (struct gcc_target): Change return type of
9190 branch_target_register_class to enum reg_class.
9191 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
9192 default_branch_target_register_class.
9193 * targhooks.c (default_branch_target_register_class): New function.
9194 * targhooks.h (default_branch_target_register_class): Declare.
9195 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
9196 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
9198 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
9200 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
9201 vect_uninitialized_def. Change 0 to ERROR_MARK.
9202 * tree-vect-stmts.c (supportable_widening_operation): Don't
9203 initialize icode1 and icode2.
9204 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
9205 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
9207 (cmn_err_flag_specs): Change 0 to STD_C89.
9208 (cmn_err_char_table): Likewise.
9209 * config/arm/arm.c (get_arm_condition_code): Change type of code
9210 to enum arm_cond_code.
9211 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
9212 (IWMMXT_BUILTIN2): Likewise.
9213 (neon_builtin_type_bits): Don't define typedef.
9214 (neon_builtin_datum): Change type of bits field to int.
9215 (arm_expand_neon_args): Add cast to enum type.
9216 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
9218 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
9220 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
9222 * config/mips/mips.md (jal_macro): Return enum constant.
9223 (single_insn): Likewise.
9224 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
9226 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9228 * config/s390/s390.c (s390_tune_flags): Change type to int.
9229 (s390_arch_flags): Likewise.
9230 (s390_handle_arch_option): Change flags field of struct pta to int.
9231 * config/s390/s390.h (s390_tune_flags): Update declaration.
9232 (s390_arch_flags): Likewise.
9233 * config/sh/sh.c (prepare_move_operands): Compare
9234 tls_symbolic_operand result with enum constant.
9235 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
9236 (sh_expand_prologue): Add cast to enum type.
9237 (sh_expand_epilogue): Likewise.
9238 (tls_symbolic_operand): Change return type to enum tls_model.
9239 (fpscr_set_from_mem): Add cast to enum type.
9240 (legitimize_pic_address): Compare tls_symbolic_operand result with
9242 (sh_target_reg_class): Change return type to enum reg_class.
9243 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
9245 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
9246 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
9247 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
9248 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
9249 (delayed_branch, tls_call_delay): Likewise.
9250 (eligible_for_sibcall_delay): Likewise.
9251 (eligible_for_return_delay): Likewise.
9252 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
9253 (spu_expand_builtin_1): Likewise.
9255 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
9256 for all types of conversions.
9257 (output_init_element): Issue -Wc++-compat warning if needed when
9258 initializing a bitfield with enum type.
9259 * c-parser.c (c_parser_expression): Set original_type to
9260 original_type of right hand operand of comman operator.
9262 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9264 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
9266 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
9267 * doc/cpp.texi (Standard Predefined Macros)
9268 (Implementation-defined behavior): Likewise.
9269 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
9270 * doc/gimple.texi (GIMPLE Exception Handling)
9271 (@code{GIMPLE_ASSIGN}): Likewise.
9272 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
9273 * doc/invoke.texi (Warning Options, Optimize Options)
9274 (AVR Options, Darwin Options): Likewise.
9275 (Optimize Options): Reformulate -fwhole-program description.
9276 * doc/loop.texi (Lambda): Likewise.
9277 * doc/md.texi (Output Template, Define Constraints)
9278 (Standard Names, Insn Splitting): Likewise.
9279 * doc/options.texi (Option properties): Likewise.
9280 * doc/passes.texi (Tree-SSA passes): Likewise.
9281 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
9282 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
9283 (File Names and DBX): Likewise.
9284 * doc/trouble.texi (Incompatibilities): Likewise.
9286 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9288 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
9289 instruction is correct.
9291 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9293 Allow non-constant arguments to conversion intrinsics.
9294 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
9295 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
9296 * spu.c (print_operand): Handle 'v' and 'w'.
9297 (exp2_immediate_p, spu_gen_exp2): Define.
9298 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
9299 spu_convtf_1): Update parameter descriptions.
9300 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
9301 * constraints.md ('v', 'w'): New.
9302 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
9304 (i2f, I2F): New define_mode_attr.
9305 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
9306 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
9307 fixuns_truncv4sfv4si2): Update to use mode attribute.
9308 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
9309 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
9310 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
9311 patterns for combine.
9313 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
9315 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
9316 (cprop, hoist, pre, store_motion): New debug counters.
9317 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
9318 is not an RTL pass anymore.
9319 (pass_profiling): Remove extern decl for pass removed in 2005.
9320 (pass_gcse, pass_jump_bypass): Remove.
9321 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
9322 to 0 for clean state.
9323 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
9324 * cse.c (gate_handle_cse_after_global_opts,
9325 rest_of_handle_cse_after_global_opts): New functions.
9326 (pass_cse_after_global_opts): New pass, does local CSE.
9327 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
9328 (TV_CPROP): New timevar.
9329 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
9330 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
9331 (gcse_main, recompute_all_luids): Remove.
9332 (compute_hash_table_work): Call max_reg_num instead of reading
9334 (cprop_jump): Don't set run_jump_opt_after_gcse.
9335 (constprop_register): Always allow to alter jumps.
9336 (cprop_insn): Likewise.
9337 (do_local_cprop): Likewise.
9338 (local_cprop_pass): Likewise. Return non-zero if something changed.
9339 (cprop): Remove function, fold interesting bits into one_cprop_pass.
9340 (find_implicit_sets): Add note about missed optimization opportunity.
9341 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
9342 pass_rtl_cprop execute function.
9343 Don't bother tracking the pass number, each pass gets its own dumpfile
9345 Always allow to alter jumpsand bypass jumps.
9346 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
9347 will just find no suitable set.
9348 (pre_edge_insert): Fix dumping, this function is for PRE only.
9349 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
9350 pass_rtl_pre execute function.
9351 (hoist_code): Return non-zero if something changed. Keep track of
9352 substitutions and insertions for statistics gathering similar to PRE.
9353 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
9354 called from the pass_rtl_hoist execute function. Show pass statistics.
9355 (compute_store_table): Use max_reg_num directly instead of using the
9356 formerly global max_gcse_regno.
9357 (build_store_vectors): Likewise.
9358 (replace_store_insn): Fix dumping.
9359 (store_motion): Rename to ...
9360 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
9361 pass, called from the pass_rtl_store_motion execute function. Keep
9362 track of substitutions and insertions for statistics gathering similar
9364 (bypass_jumps): Remove, fold interesting bits into ...
9365 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
9366 from the pass_rtl_cprop execute function.
9367 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
9368 pass_jump_bypass): Remove.
9369 (gate_handle_gcse, rest_of_handle_gcse): Remove.
9370 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
9371 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
9372 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
9373 (gate_rtl_store_motion, execute_rtl_store_motion,
9374 pass_rtl_store_motion): New.
9375 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
9376 make it clear that -fcse-skip-blocks is a no-op for backward compat.
9377 * passes.c (init_optimization_passes): Remove pass_gcse and
9378 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
9379 and cse_after_global_opts in place of pass_gcse. Schedule cprop
9380 instead of pass_jump_bypass.
9382 2009-04-27 Richard Guenther <rguenther@suse.de>
9385 * gimplify.c (gimplify_expr): If we are required to create
9386 a temporary make sure it ends up as register.
9388 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
9391 * config/i386/i386.c (construct_container): Don't call
9392 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
9393 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
9395 2009-04-27 Michael Matz <matz@suse.de>
9397 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
9398 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
9399 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
9400 (dump_replaceable_exprs): Take a bitmap.
9401 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
9403 (expand_gimple_basic_block): Likewise.
9404 * tree-ssa-ter.c (struct temp_expr_table_d): Make
9405 replaceable_expressions member a bitmap.
9406 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
9407 (mark_replaceable): Likewise.
9408 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
9409 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
9411 2009-04-27 Richard Guenther <rguenther@suse.de>
9413 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
9414 (verify_stmts): Dispatch to gimple/type verification code.
9415 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
9416 issue with call argument types.
9418 2009-04-27 Michael Matz <matz@suse.de>
9420 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
9421 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
9424 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
9425 Eric Botcazou <ebotcazou@adacore.com>
9427 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
9428 a label's basic block.
9429 (mark_target_live_regs): Tidy and rework obsolete comments.
9430 Change back DF problem to LIVE. If a label starts a basic block,
9431 assume that all registers that used to be live then still are.
9432 (init_resource_info): If a label starts a basic block, set its
9433 BLOCK_FOR_INSN accordingly.
9434 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
9436 2009-04-27 Richard Guenther <rguenther@suse.de>
9438 * tree-flow-inline.h (function_ann): Remove.
9439 (get_function_ann): Likewise.
9440 * tree-dfa.c (create_function_ann): Remove.
9441 * tree-flow.h (struct static_var_ann_d): Remove.
9442 (struct function_ann_d): Likewise.
9443 (union tree_ann_d): Remove fdecl member.
9444 (function_ann_t): Remove.
9445 (function_ann, get_function_ann, create_function_ann): Remove
9448 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
9450 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
9452 2009-04-27 Jan Hubicka <jh@suse.cz>
9454 * ipa-pure-const.c (struct funct_state_d): New fields
9455 state_previously_known, looping_previously_known; remove
9456 state_set_in_source.
9457 (analyze_function): Use new fields.
9458 (propagate): Avoid assumption that state_set_in_source imply
9461 * tree-ssa-loop-niter.c (finite_loop_p): New function.
9462 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
9463 * cfgloop.h (finite_loop_p): Declare.
9465 2009-04-26 Michael Matz <matz@suse.de>
9467 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
9469 2009-04-26 Michael Matz <matz@suse.de>
9471 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
9472 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
9473 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
9474 pass_mark_used_blocks): Remove.
9475 * tree-optimize.c (pass_free_datastructures,
9476 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
9477 * passes.c (init_optimization_passes): Don't call
9478 pass_mark_used_blocks, remove dead code.
9480 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
9482 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
9483 * tree-ssa-live.h (register_ssa_partition): Likewise.
9485 2009-04-26 Michael Matz <matz@suse.de>
9488 * builtins.c (fold_builtin_next_arg): Handle SSA names.
9489 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
9490 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
9492 (compare_pairs): Swap cost comparison.
9493 (coalesce_ssa_name): Don't use change_partition_var.
9494 * tree-nrv.c (struct nrv_data): Add modified member.
9495 (finalize_nrv_r): Set it.
9496 (tree_nrv): Use it to update statements.
9497 (pass_nrv): Require PROP_ssa.
9498 * tree-mudflap.c (mf_decl_cache_locals,
9499 mf_build_check_statement_for): Use make_rename_temp.
9500 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
9501 * alias.c (find_base_decl): Handle SSA names.
9502 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
9503 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
9504 * rtl.h (set_reg_attrs_for_parm): Declare.
9505 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
9506 to "optimized", remove unused locals at finish.
9507 (execute_free_datastructures): Make global, call
9508 delete_tree_cfg_annotations.
9509 (execute_free_cfg_annotations): Don't call
9510 delete_tree_cfg_annotations.
9512 * ssaexpand.h: New file.
9513 * expr.c (toplevel): Include ssaexpand.h.
9514 (expand_assignment): Handle SSA names the same as register variables.
9515 (expand_expr_real_1): Expand SSA names.
9516 * cfgexpand.c (toplevel): Include ssaexpand.h.
9517 (SA): New global variable.
9518 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
9519 (SSAVAR): New macro.
9520 (set_rtl): New helper function.
9521 (add_stack_var): Deal with SSA names, use set_rtl.
9522 (expand_one_stack_var_at): Likewise.
9523 (expand_one_stack_var): Deal with SSA names.
9524 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
9525 before unique numbers.
9526 (expand_stack_vars): Use set_rtl.
9527 (expand_one_var): Accept SSA names, add asserts for them, feed them
9528 to above subroutines.
9529 (expand_used_vars): Expand all partitions (without default defs),
9530 then only the local decls (ignoring those expanded already).
9531 (expand_gimple_cond): Remove edges when jumpif() expands an
9533 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
9534 or remove abnormal edges. Ignore insns setting the LHS of a TERed
9536 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
9537 members of SA; deal with PARM_DECL partitions here; expand
9538 all PHI nodes, free tree datastructures and SA. Commit instructions
9539 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
9540 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
9541 info and statements at start, collect garbage at finish.
9542 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
9543 (VAR_ANN_PARTITION) Remove.
9544 (change_partition_var): Don't declare.
9545 (partition_to_var): Always return SSA names.
9546 (var_to_partition): Only accept SSA names.
9547 (register_ssa_partition): Only check argument.
9548 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
9550 (delete_var_map): Don't free it.
9551 (var_union): Only accept SSA names, simplify.
9552 (partition_view_init): Mark only useful SSA names as used.
9553 (partition_view_fini): Only deal with SSA names.
9554 (change_partition_var): Remove.
9555 (dump_var_map): Use ssa_name instead of partition_to_var member.
9556 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
9558 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
9559 (struct _elim_graph): New member const_dests; nodes member vector of
9561 (set_location_for_edge): New static helper.
9562 (create_temp): Remove.
9563 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
9564 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
9565 (new_elim_graph): Allocate const_dests member.
9566 (clean_elim_graph): Truncate const_dests member.
9567 (delete_elim_graph): Free const_dests member.
9568 (elim_graph_size): Adapt to new type of nodes member.
9569 (elim_graph_add_node): Likewise.
9570 (eliminate_name): Likewise.
9571 (eliminate_build): Don't take basic block argument, deal only with
9572 partition numbers, not variables.
9573 (get_temp_reg): New static helper.
9574 (elim_create): Use it, deal with RTL temporaries instead of trees.
9575 (eliminate_phi): Adjust all calls to new signature.
9576 (assign_vars, replace_use_variable, replace_def_variable): Remove.
9577 (rewrite_trees): Only do checking.
9578 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
9579 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
9580 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
9581 contains_tree_r, MAX_STMTS_IN_LATCH,
9582 process_single_block_loop_latch, analyze_edges_for_bb,
9583 perform_edge_inserts): Remove.
9584 (expand_phi_nodes): New global function.
9585 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
9586 functions, initialize new parameter, remember partitions having a
9588 (finish_out_of_ssa): New global function.
9589 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
9590 don't reset in_ssa_p here, don't disable TER when mudflap.
9591 (pass_del_ssa): Remove.
9592 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
9594 (execute_free_datastructures): Declare.
9595 * Makefile.in (SSAEXPAND_H): New variable.
9596 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
9597 * basic-block.h (commit_one_edge_insertion): Declare.
9598 * passes.c (init_optimization_passes): Move pass_nrv and
9599 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
9600 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
9601 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
9602 (redirect_branch_edge): Deal with super block when expanding, split
9603 out jump patching itself into ...
9604 (patch_jump_insn): ... here, new static helper.
9606 2009-04-26 Michael Matz <matz@suse.de>
9608 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
9609 beyond num_ssa_names.
9610 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
9611 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
9613 2009-04-26 Jakub Jelinek <jakub@redhat.com>
9616 * fwprop.c (forward_propagate_asm): New function.
9617 (forward_propagate_and_simplify): Propagate also into __asm, if it
9618 doesn't increase the number of referenced registers.
9621 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
9623 2009-04-26 Jakub Jelinek <jakub@redhat.com>
9625 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
9626 note_nonlocal_vla_type for nonlocal VLAs.
9627 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
9628 contains_remapped_vars, remap_vla_decls): New functions.
9629 (convert_nonlocal_reference_stmt): If not optimizing, call
9630 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
9631 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
9632 if it wasn't found in var_map.
9633 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
9634 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
9635 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
9637 * gimplify.c (nonlocal_vlas): New variable.
9638 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
9640 (gimplify_body): Create and destroy nonlocal_vlas.
9642 * dwarf2out.c (loc_descr_plus_const): New function.
9643 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
9644 mem_loc_descriptor, loc_descriptor_from_tree_1,
9645 descr_info_loc, gen_variable_die): Use it.
9647 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
9648 !TREE_STATIC VAR_DECLs.
9649 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
9650 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
9651 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
9652 DECL_BY_REFERENCE is valid.
9653 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
9654 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
9655 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
9656 Copy DECL_BY_REFERENCE.
9657 (struct nesting_copy_body_data): New type.
9658 (nesting_copy_decl): New function.
9659 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
9660 if they have variable length.
9662 2009-04-26 Michael Matz <matz@suse.de>
9664 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
9665 mark new temporaries for renaming.
9667 2009-04-26 Joseph Myers <joseph@codesourcery.com>
9670 * c-decl.c (global_bindings_p): Return negative value.
9671 (c_variable_size): New. Based on variable_size from
9673 (grokdeclarator): Call c_variable_size not variable_size.
9675 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
9677 * config/i386/i386.c (print_operand) ['z']: Fix typo.
9679 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
9681 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
9682 Redefine it to just use mingw/include.
9683 (ASM_SPEC): Rules for -m32 and -m64.
9684 (LINK_SPEC): Use Likewise.
9685 (SPEC_32): New define.
9686 (SPEC_64): Likewise.
9687 (SUB_LINK_SPEC): Likewise.
9688 (MULTILIB_DEFAULTS): New define.
9689 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
9690 Add multilib options.
9691 (MULTILIB_DIRNAMES): Likewise.
9692 (MULTILIB_OSDIRNAMES): Likewise.
9694 (INSTALL_LIBGCC): Likewise.
9696 2009-04-26 Joseph Myers <joseph@codesourcery.com>
9699 * c-tree.h (enum c_inline_static_type): New.
9700 (record_inline_static): Declare.
9701 * c-decl.c (struct c_inline_static, c_inline_statics,
9702 record_inline_static, check_inline_statics): New.
9703 (pop_file_scope): Call check_inline_statics.
9704 (start_decl): Call record_inline_static instead of pedwarning
9705 directly for static in inline function.
9706 * c-typeck.c (build_external_ref): Call record_inline_static
9707 instead of pedwarning directly for static referenced in inline
9710 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
9712 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
9713 not new but only being rescanned.
9714 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
9715 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
9716 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
9717 record_set_info, compute_set, grealloc): Remove.
9718 (recompute_all_luids): New function.
9719 (gcse_main): Don't compute sets, and don't do related memory
9720 allocations/free-ing. If something changed before the end of the
9721 pass, update LUIDs using recompute_all_luids.
9722 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
9723 (free_gcse_mem): Don't free it either.
9724 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
9725 Use the df insn LUIDs.
9726 (load_killed_in_block): Likewise.
9727 (compute_hash_table_work): Don't compute reg_set_in_block.
9728 (compute_transp): Use DF_REG_DEF_CHAINs.
9729 (local_cprop_pass): Don't use compute_sets and related functions.
9730 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
9731 Use get_max_uid() instead of max_cuid.
9732 (insert_insn_end_basic_block, pre_insert_copy_insn,
9733 update_ld_motion_stores): Don't try to
9734 keep reg_set tables up to date.
9735 (pre_insert_copies): Use df insn LUIDs.
9736 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
9737 (reg_set_info): Don't use extra bitmap argument.
9738 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
9739 information to compute regs_set_in_block.
9740 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
9741 (bypass_jumps): Don't use compute_sets and friends.
9743 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9746 * opts.c (undocumented_msg): Do not leave blank even with
9749 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9751 * c-decl.c (build_enumerator): Allow values folding to integer
9752 constants but not integer constant expressions with a pedwarn if
9755 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9758 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
9759 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
9760 type is an integer constant.
9762 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
9765 * config/i386/i386.c (print_operand) ['z']: Revert handling of
9768 2009-04-25 Joseph Myers <joseph@codesourcery.com>
9771 * c-decl.c (grokdeclarator): Diagnose declarations of functions
9772 with variably modified return type and no storage class
9773 specifiers, except for the case of nested functions. Distinguish
9774 extern declarations of functions with variably modified return
9775 types from those of objects with variably modified types.
9777 2009-04-25 Jan Hubicka <jh@suse.cz>
9779 * tree.c (list_equal_p): New function.
9780 * tree.h (list_equal_p): Declare.
9781 * coretypes.h (edge_def, edge, const_edge, basic_block_def
9782 basic_block_def, basic_block, const_basic_block): New.
9783 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
9784 (redirect_eh_edge): New function.
9785 (make_eh_edge_update_phi): EH edges are not abnormal.
9786 * except.c: Include tree-flow.h.
9787 (list_match): New function.
9788 (eh_region_replaceable_by_p): New function.
9789 (replace_region): New function.
9790 (hash_type_list): New function.
9791 (hash_eh_region): New function.
9792 (eh_regions_equal_p): New function.
9793 (merge_peers): New function.
9794 (remove_unreachable_regions): Verify EH tree when checking;
9796 (copy_eh_region_1): New function.
9797 (copy_eh_region): New function.
9798 (push_reachable_handler): New function.
9799 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
9800 regions without label but with live RESX.
9801 * except.h (redirect_eh_edge_to_label): New.
9802 * tree-flow.h (redirect_eh_edge): New.
9803 * coretypes.h (edge_def, edge, const_edge, basic_block_def
9804 basic_block_def, basic_block, const_basic_block): Remove.
9805 * Makefile.in (except.o): Add dependency on tree-flow.h
9806 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
9807 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
9810 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
9813 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
9814 on the destination of memcpy.
9816 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
9818 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
9819 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
9820 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
9822 2009-04-25 Jan Hubicka <jh@suse.cz>
9824 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
9825 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
9826 to be reached by different label than left.
9827 (update_eh_edges): Update comment; remove edge_to_remove if possible
9828 and return true if suceeded.
9829 (cleanup_empty_eh): Accept sharing map; handle shared regions.
9830 (cleanup_eh): Compute sharing map.
9831 * except.c (remove_eh_handler_and_replace): Add argument if we should
9833 (remove_unreachable_regions): Update for label sharing.
9834 (label_to_region_map): Likewise.
9835 (get_next_region_sharing_label): New function.
9836 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
9838 (remove_eh_handler): Update.
9839 (remove_eh_region_and_replace_by_outer_of): New function.
9840 * except.h (struct eh_region): Add next_region_sharing_label.
9841 (remove_eh_region_and_replace_by_outer_of,
9842 get_next_region_sharing_label): Declare.
9843 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
9845 2009-04-25 Jan Hubicka <jh@suse.cz>
9847 * tree-cfg.c (split_critical_edges): Split also edges where we can't
9848 insert code even if they are not critical.
9850 2009-04-25 Jan Hubicka <jh@suse.cz>
9852 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
9853 (gimple_can_remove_branch_p): EH edges won't remove branch by
9855 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
9856 updating of non-abnormal EH edges.
9857 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
9858 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
9859 (split_critical_edges): Split also edges where emitting code on them
9860 will lead to splitting later.
9862 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
9863 H.J. Lu <hongjiu.lu@intel.com>
9866 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
9867 the configured assembler supports fildq and fistpq mnemonics.
9868 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
9869 * configure: Regenerated.
9872 * config/i386/i386.c (print_operand): Handle 'Z'.
9873 ['z']: Remove handling of special fild/fist suffixes.
9874 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
9875 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
9876 suffix of fild insn.
9877 (*floatsi<mode>2_vector_mixed): Ditto.
9878 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
9879 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
9880 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
9881 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
9882 * config/i386/gas.h (GAS_MNEMONICS): Remove.
9884 2009-04-25 Ben Elliston <bje@au.ibm.com>
9886 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
9887 the source of a set operation.
9889 2009-04-25 Anatoly Sokolov <aesok@post.ru>
9891 * target.h (struct gcc_target): Add case_values_threshold field.
9892 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
9893 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
9894 * targhooks.c (default_case_values_threshold): New function.
9895 * targhooks.h (default_case_values_threshold): Declare function.
9896 * stmt.c (expand_case): Use case_values_threshold target hook.
9897 * expr.h (case_values_threshold): Remove declartation.
9898 * expr.c (case_values_threshold): Remove function.
9899 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
9901 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
9902 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
9903 (avr_case_values_threshold): Declare as static.
9904 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
9906 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
9907 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
9908 (mn10300_case_values_threshold): New function.
9910 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
9912 * ira.c (setup_cover_and_important_classes): Add enum cast.
9914 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
9916 * genpreds.c (write_enum_constraint_num): Output definition of
9917 CONSTRAINT_NUM_DEFINED_P macro.
9918 * ira.c (setup_cover_and_important_classes): Use
9919 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
9921 2009-04-24 DJ Delorie <dj@redhat.com>
9923 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
9924 __SH2A_SINGLE_ONLY__ also.
9926 2009-04-24 Steve Ellcey <sje@cup.hp.com>
9928 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
9929 (movdf_internal): Ditto.
9930 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
9931 SFmode and DFmode constants.
9932 (ia64_print_operand): Add 'G' format for printing
9933 floating point constants.
9935 2009-04-24 Richard Guenther <rguenther@suse.de>
9937 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
9938 from unsigned additions.
9940 2009-04-24 Joseph Myers <joseph@codesourcery.com>
9942 * c-typeck.c (set_init_index): Allow array designators that are
9943 not integer constant expressions with a pedwarn if pedantic.
9945 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
9947 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
9948 zero if no overlap in nonzero bits between the operands.
9950 2009-04-24 Ian Lance Taylor <iant@google.com>
9952 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
9953 (record_dead_and_set_regs): Likewise.
9954 * df.h (struct df_mw_hardreg): Change flags field to int.
9955 (struct df_base_ref): Likewise.
9956 (struct df): Change changeable_flags field to int.
9957 * df-scan.c (df_defs_record): Change clobber_flags to int.
9958 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
9959 constants rather than #define macros.
9960 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
9961 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
9962 (enum dwarf_calling_convention): Likewise.
9963 (enum dwarf_line_number_x_ops): Likewise.
9964 (enum dwarf_call_frame_info): Likewise.
9965 (enum dwarf_source_language): Likewise.
9966 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
9967 (add_calling_convention_attribute): Likewise.
9968 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
9969 (combine_comparisons): Change compcode to int. Add cast to enum type.
9970 * genrecog.c (maybe_both_true_2): Change c to int.
9971 (write_switch): Likewise. Add cast to enum type.
9972 * gimplify.c (gimplify_omp_for): Handle return values from
9973 gimplify_expr using MIN rather than bitwise or.
9974 (gimplify_expr): Add cast to enum type.
9975 * ipa-prop.c (update_jump_functions_after_inlining): Change
9976 IPA_BOTTOM to IPA_JF_UNKNOWN.
9977 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
9978 Add casts to enum type.
9979 (setup_cover_and_important_classes): Change cl to int. Add casts
9981 (setup_class_translate): Change cl and mode to int.
9982 (ira_init_once): Change mode to int.
9983 (free_register_move_costs): Likewise.
9984 (setup_prohibited_mode_move_regs): Add casts to enum type.
9985 * langhooks.c (add_builtin_function_common): Rework assertion that
9986 value fits bitfield.
9987 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
9988 * omega.c (omega_do_elimination): Avoid math on enum types.
9989 * optabs.c (expand_vec_shift_expr): Remove casts to int.
9990 * opts.c (set_debug_level): Change 2 to enum constant. Use new
9991 int local to handle integral_argment value.
9992 * regmove.c (try_auto_increment): Change PUT_MODE to
9994 * reload.c (push_secondary_reload): Add casts to enum type.
9995 (secondary_reload_class, find_valid_class): Likewise.
9996 * reload1.c (emit_input_reload_insns): Likewise.
9997 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
9998 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
9999 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
10001 * tree.c (build_common_builtin_nodes): Add casts to enum type.
10002 * tree-complex.c (complex_lattice_t): Typedef to int rather than
10004 (expand_complex_libcall): Add casts to enum type.
10005 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
10006 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
10007 with ERROR_MARK, not NUM_TREE_CODES.
10008 (vect_create_epilog_for_reduction): Likewise.
10009 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
10010 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
10011 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
10013 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
10014 vect_unused_in_loop. Change 0 to loop_vect.
10015 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
10016 * var-tracking.c (get_init_value): Change return type to enum
10018 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
10019 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
10021 (arm_override_options): Add casts to enum type.
10022 (arm_emit_tls_decoration): Likewise.
10023 * config/i386/i386.c (ix86_function_specific_restore): Add casts
10025 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
10026 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
10027 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
10029 * config/s390/s390.c (code_for_builtin_64): Change to array of
10031 (code_for_builtin_31): Likewise.
10032 (s390_expand_builtin): Change code_for_builtin to enum insn_code
10034 * config/sparc/sparc.c (sparc_override_options): Change value
10035 field in struct code_model to enum cmodel. In initializer change
10036 0 to NULL and add cast to enum type.
10038 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
10039 Change all callers. Issue a -Wc++-compat warning using
10040 lhs_origtype if necessary.
10041 (convert_for_assignment): Issue -Wc++-compat warnings about
10042 invalid conversions to enum type on assignment.
10043 * c-common.h (build_modify_expr): Update declaration.
10045 2009-04-24 Nick Clifton <nickc@redhat.com>
10047 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
10048 (function_arg_advance): Likewise.
10049 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
10052 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
10054 * config/s390/constraints.md ('I', 'J'): Fix condition.
10056 2009-04-24 Diego Novillo <dnovillo@google.com>
10058 * gengtype-parse.c (parse_error): Add newline after message.
10060 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
10062 * config/i386/sse.md (avxmodesuffixs): Removed.
10063 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
10064 (*avx_pinsr<ssevecsize>): This.
10066 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
10068 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
10069 follow chains of regs with a single definition, and allow expressions
10070 that are function_invariant_p.
10071 (simple_rhs_p): Allow expressions that are function_invariant_p.
10073 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
10075 PR middle-end/39867
10076 * fold-const.c (fold_cond_expr_with_comparison): When folding
10077 > and >= to MAX, make sure the MAX uses the same type as the
10078 comparison's operands.
10080 2009-04-24 Nick Clifton <nickc@redhat.com>
10082 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
10083 addressing for DImode accesses.
10084 (frv_print_operand_address): Handle PLUS case.
10085 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
10087 2009-04-24 Jakub Jelinek <jakub@redhat.com>
10089 PR rtl-optimization/39794
10090 * alias.c (canon_true_dependence): Add x_addr argument.
10091 * rtl.h (canon_true_dependence): Adjust prototype.
10092 * cse.c (check_dependence): Adjust canon_true_dependence callers.
10093 * cselib.c (cselib_invalidate_mem): Likewise.
10094 * gcse.c (compute_transp): Likewise.
10095 * dse.c (scan_reads_nospill): Likewise.
10096 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
10097 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
10098 canon_base_addr of the group, plus optional offset.
10099 (struct group_info): Rename canon_base_mem to
10101 (get_group_info): Set canon_base_addr to canon_rtx of base, not
10102 canon_rtx of base_mem.
10104 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
10106 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
10107 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
10109 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10111 * config/spu/spu-builtins.h: Delete file.
10113 * config/spu/spu.h (enum spu_builtin_type): Move here from
10115 (struct spu_builtin_description): Likewise. Add GTY marker.
10116 Do not use enum spu_function_code or enum insn_code.
10117 (spu_builtins): Add extern declaration.
10119 * config/spu/spu.c: Do not include "spu-builtins.h".
10120 (enum spu_function_code, enum spu_builtin_type_index,
10121 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
10122 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
10123 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
10124 unsigned_V2DI_type_node): Move here from spu-builtins.h.
10125 (spu_builtin_types): Make static. Add GTY marker.
10126 (spu_builtins): Add extern declaration with GTY marker.
10127 Include "gt-spu.h".
10129 * config/spu/spu-c.c: Do not include "spu-builtins.h".
10130 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
10131 Check programmatically whether all parameters are scalar.
10133 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
10135 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
10137 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
10138 assignment from the constructor either if the target is volatile.
10140 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
10142 * config/arm/arm.md (insv): Do not share operands[0].
10144 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
10146 * config/vxlib-tls.c (active_tls_threads): Delete.
10147 (delete_hook_installed): New.
10148 (tls_delete_hook): Don't delete the delete hook.
10149 (tls_destructor): Delete it here.
10150 (__gthread_set_specific): Adjust installing the delete hook.
10151 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
10152 __gthread_leave_tsd_dtor_context.
10154 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
10156 * c-format.c (gcc_tdiag_char_table): Add support for %E.
10158 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
10160 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
10162 (alpha_rtx_costs): Ditto.
10163 (emit_unlikely_jump): Use add_reg_note.
10164 (emit_frame_store_1): Ditto.
10165 (alpha_expand_prologue): Ditto.
10166 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10167 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
10169 2009-04-23 Nick Clifton <nickc@redhat.com>
10171 * config/v850/v850.md (epilogue): Remove suppressed code.
10172 (return): Rename to return_simple and remove test of frame size.
10173 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
10174 to gen_return_simple.
10176 2009-04-22 Jing Yu <jingyu@google.com>
10179 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
10181 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10184 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
10185 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
10186 value is a VECTOR_CST, the element type is the element type of the
10189 2009-04-22 DJ Delorie <dj@redhat.com>
10191 * config/m32c/m32c.h: Update GTY annotations to new syntax.
10193 2009-04-22 Jakub Jelinek <jakub@redhat.com>
10195 * alias.c (find_base_term): Move around LO_SUM case, so that
10196 CONST falls through into PLUS/MINUS handling.
10199 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
10200 into 0, use omit_one_operand.
10202 2009-04-23 Ben Elliston <bje@au.ibm.com>
10204 * config/rs6000/linux-unwind.h (get_regs): Remove type
10205 puns. Change the type of `pc' to an array of unsigned ints and
10206 update all users. Constify frame24.
10208 2009-04-22 DJ Delorie <dj@redhat.com>
10210 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
10211 declarations before code.
10212 (current_function_special_page_vector): Likewise.
10213 (m32c_expand_insv): Silence a warning.
10215 2009-04-21 Taras Glek <tglek@mozilla.com>
10217 * alias.c: Update GTY annotations to new syntax.
10218 * basic-block.h: Likewise.
10219 * bitmap.h: Likewise.
10220 * c-common.h: Likewise.
10221 * c-decl.c: Likewise.
10222 * c-parser.c: Likewise.
10223 * c-pragma.c: Likewise.
10224 * c-tree.h: Likewise.
10225 * cfgloop.h: Likewise.
10226 * cgraph.h: Likewise.
10227 * config/alpha/alpha.c: Likewise.
10228 * config/arm/arm.h: Likewise.
10229 * config/avr/avr.h: Likewise.
10230 * config/bfin/bfin.c: Likewise.
10231 * config/cris/cris.c: Likewise.
10232 * config/darwin.c: Likewise.
10233 * config/frv/frv.c: Likewise.
10234 * config/i386/i386.c: Likewise.
10235 * config/i386/i386.h: Likewise.
10236 * config/i386/winnt.c: Likewise.
10237 * config/ia64/ia64.h: Likewise.
10238 * config/iq2000/iq2000.c: Likewise.
10239 * config/mips/mips.c: Likewise.
10240 * config/mmix/mmix.h: Likewise.
10241 * config/pa/pa.c: Likewise.
10242 * config/pa/pa.h: Likewise.
10243 * config/rs6000/rs6000.c: Likewise.
10244 * config/s390/s390.c: Likewise.
10245 * config/sparc/sparc.c: Likewise.
10246 * config/xtensa/xtensa.c: Likewise.
10247 * cselib.h: Likewise.
10248 * dbxout.c: Likewise.
10249 * dwarf2out.c: Likewise.
10250 * except.c: Likewise.
10251 * except.h: Likewise.
10252 * fixed-value.h: Likewise.
10253 * function.c: Likewise.
10254 * function.h: Likewise.
10255 * gimple.h: Likewise.
10256 * integrate.c: Likewise.
10257 * optabs.c: Likewise.
10258 * output.h: Likewise.
10259 * real.h: Likewise.
10261 * stringpool.c: Likewise.
10262 * tree-data-ref.c: Likewise.
10263 * tree-flow.h: Likewise.
10264 * tree-scalar-evolution.c: Likewise.
10265 * tree-ssa-address.c: Likewise.
10266 * tree-ssa-alias.h: Likewise.
10267 * tree-ssa-operands.h: Likewise.
10268 * tree.c: Likewise.
10269 * tree.h: Likewise.
10270 * varasm.c: Likewise.
10271 * varray.h: Likewise.
10273 * coretypes.h: Do not define GTY macro if it is already defined.
10274 * doc/gty.texi: Update GTY documentation to new syntax.
10275 * gengtype-lex.l: Enforce attribute-like syntax for GTY
10276 annotations on structs.
10277 * gengtype-parse.c: Likewise.
10279 2009-04-22 Mark Heffernan <meheff@google.com>
10281 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
10283 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10285 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
10288 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
10290 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
10291 the same as a PLUS without a shift. Increase the cost of a
10294 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10296 * Makefile.in: Update dependencies.
10297 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
10298 * errors.h: Remove bogus comment about compatibility.
10299 (warning): Update declaration.
10300 * genautomata.c: Update all calls to warning.
10301 * gimple.c: Do not include errors.h. Include toplev.h.
10302 * tree-ssa-structalias.c: Do not include errors.h.
10303 * omega.c: Likewise.
10304 * tree-ssa-reassoc.c: Likewise.
10305 * config/spu/spu-c.c: Likewise.
10306 * config/spu/t-spu-elf: Update dependencies.
10308 2009-04-22 Richard Guenther <rguenther@suse.de>
10310 PR tree-optimization/39824
10311 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
10312 make sure the types are compatible.
10314 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10317 * c-common.c (c_parse_error): Take a token_flags parameter.
10318 Use token_type for the token type instead.
10319 Pass token_flags to cpp_type2name.
10320 * c-common.h (c_parse_error): Update declaration.
10321 * c-parser.c (c_parser_error): Pass 0 as token flags.
10323 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
10325 PR rtl-optimization/39580
10326 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
10328 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10330 * function.c (expand_function_end): Do not emit a jump to the "naked"
10331 return label for fall-through returns.
10332 * except.c (sjlj_emit_function_exit): Always place the call to the
10333 unregister function at the location installed by expand_function_end.
10335 2009-04-22 Richard Guenther <rguenther@suse.de>
10337 PR tree-optimization/39845
10338 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
10339 (gen_inbound_check): Likewise.
10341 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
10343 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
10345 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
10346 * config/vxlib.c (__gthread_once): Add race guard for PPC.
10348 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10350 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
10351 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
10352 shift counts to avoid out-of-bounds array accesses.
10354 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10356 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
10357 (Pmode): Move above.
10359 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
10361 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
10362 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
10363 GET_CODE macro. Use IN_RANGE macro where appropriate.
10364 * config/alpha/alpha.h: Ditto.
10365 * config/alpha/alpha.md: Ditto.
10366 * config/alpha/constraints.md: Ditto.
10367 * config/alpha/predicates.md: Ditto.
10369 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
10371 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
10372 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10373 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10374 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10375 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10376 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10377 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10378 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10379 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10380 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10381 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10382 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10383 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10384 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10385 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10386 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10387 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10388 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10389 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10390 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10391 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10392 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10393 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10394 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10395 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10396 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10397 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
10399 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
10401 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
10402 references from comments.
10403 * cfgbuild.c: (count_basic_blocks): Delete.
10404 (find_basic_blocks_1): Delete.
10405 (find_basic_blocks): Delete.
10406 * except.c (finish_eh_generation): Make static. Move comment from
10407 except.h here. Remove find_basic_blocks references from comments.
10408 * except.h (finish_eh_generation): Delete.
10409 * basic-block.h (find_basic_blocks): Delete.
10410 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
10412 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
10414 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
10415 (sdbout_parms): Likewise.
10417 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
10419 * config/sh/sh.c (prepare_cbranch_operands): Use
10420 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
10421 (expand_cbranchdi4): Likewise.
10422 (from_compare): Add cast to enum type.
10423 (expand_cbranchsi4): Use add_reg_note.
10424 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
10425 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
10426 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
10427 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10428 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
10429 instead of CODE_FOR_nothing.
10430 (cbranchdi4): Likewise. Fix the order of arguments for
10432 (push_fpscr): Use add_reg_note.
10433 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
10434 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
10436 2009-04-21 Joseph Myers <joseph@codesourcery.com>
10438 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
10439 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10440 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10441 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
10442 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
10443 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
10444 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
10445 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
10446 config/alpha/x-vms, config/arc/t-arc,
10447 config/arm/README-interworking, config/arm/arm-c.c,
10448 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
10449 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
10450 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
10451 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
10452 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
10453 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
10454 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
10455 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
10456 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
10457 config/cris/t-elfmulti, config/crx/t-crx,
10458 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
10459 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
10460 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
10461 config/h8300/t-h8300, config/i386/athlon.md,
10462 config/i386/darwin-libgcc.10.4.ver,
10463 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
10464 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
10465 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
10466 config/i386/t-linux64, config/i386/t-nwld,
10467 config/i386/t-rtems-i386, config/i386/t-sol2-10,
10468 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
10469 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
10470 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
10471 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
10472 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
10473 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
10474 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
10475 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
10476 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
10477 config/m68k/t-uclinux, config/mcore/t-mcore,
10478 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
10479 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
10480 config/mips/crtn.asm, config/mips/irix-crti.asm,
10481 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
10482 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
10483 config/mips/mips-fixed.md, config/mips/sb1.md,
10484 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
10485 config/mips/t-iris6, config/mips/t-isa3264,
10486 config/mips/t-libgcc-mips16, config/mips/t-linux64,
10487 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
10488 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
10489 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
10490 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
10491 config/mn10300/t-linux, config/mn10300/t-mn10300,
10492 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
10493 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
10494 config/picochip/libgccExtras/clzsi2.asm,
10495 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
10496 config/rs6000/darwin-libgcc.10.4.ver,
10497 config/rs6000/darwin-libgcc.10.5.ver,
10498 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
10499 config/rs6000/t-aix43, config/rs6000/t-aix52,
10500 config/rs6000/t-darwin, config/rs6000/t-fprules,
10501 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
10502 config/rs6000/t-lynx, config/rs6000/t-netbsd,
10503 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
10504 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
10505 config/rs6000/t-rtems, config/rs6000/t-spe,
10506 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
10507 config/score/t-score-elf, config/sh/divcost-analysis,
10508 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
10509 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
10510 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
10511 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
10512 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
10513 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
10514 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
10515 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
10516 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
10517 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
10518 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
10519 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
10520 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
10521 limitx.h, version.c, xcoff.h: Add copyright and license notices.
10522 * config/h8300/genmova.sh: Include copyright and license notices
10523 in generated output.
10524 * config/h8300/mova.md: Regenerate.
10525 * doc/install.texi2html: Include word "Copyright" in copyright
10526 notice and use name "Free Software Foundation, Inc.".
10527 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
10528 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
10529 ChangeLog-2007, ChangeLog-2008: Correct dates.
10531 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
10533 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
10534 NE_EXPR operations as well.
10535 * c-parser.c (c_parser_condition): Do not set location information on
10537 (c_parser_conditional_expression): Likewise.
10538 (c_parser_binary_expression): Set location information on operators.
10539 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
10540 TRUTH_NOT_EXPR has been folded.
10541 * fold-const.c (fold_truth_not_expr): Copy location information from
10542 the incoming expression to the outgoing one.
10543 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
10544 recursive calls on the LHS of the operator but pass that of the
10545 operator to recursive calls on the RHS of the operator. Set it
10547 (shortcut_cond_expr): Set the locus of the operator on the second
10548 COND_EXPR and that of the expression on the first in degenerate cases.
10549 Pass the locus of the expression to calls to shortcut_cond_r.
10550 Set the locus of the 'then' block on the associated jump, if any.
10551 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
10552 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
10553 expression to call to gimplify_boolean_expr.
10555 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
10557 * config.gcc: Add additional configuration for
10558 i686-w64-mingw* and x86_64-w64-mingw* triplet.
10559 * config/i386/mingw-w64.h: New mingw-w64 specific header.
10560 (CPP_SPEC): Redefine for allowing -municode option.
10561 (STARTFILE_SPEC): Likewise.
10562 * config/i386/t-mingw-w64: New.
10563 * config/i386/mingw-w64.opt: New.
10564 (municode): Add new target option.
10565 * doc/invoke.texi (municode): Add documentation for new option.
10567 2009-04-21 Ian Lance Taylor <iant@google.com>
10569 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10570 Correct test for number of arguments.
10571 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
10573 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
10575 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
10576 argument of emit_library_call.
10578 2009-04-21 Richard Guenther <rguenther@suse.de>
10580 PR middle-end/39829
10581 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
10582 inside VIEW_CONVERT_EXPRs.
10584 2009-04-21 Martin Jambor <mjambor@suse.cz>
10586 * tree-switch-conversion.c (build_constructors): Split a long line.
10587 (constructor_contains_same_values_p): New function.
10588 (build_one_array): Create assigns of constants if possible, do not
10589 call mark_sym_for_renaming, call update_stmt.
10590 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
10591 make_rename_temp. Do not call mark_symbols_for_renaming, call
10593 (gen_def_assigns): Do not call mark_symbols_for_renaming or
10594 find_new_referenced_vars, call update_stmt.
10595 (gen_inbound_check): Use create_tmp_var and create ssa names manually
10596 instead of calling make_rename_temp. Do not call
10597 find_new_referenced_vars or mark_symbols_for_renaming, call
10600 2009-04-21 Richard Guenther <rguenther@suse.de>
10602 PR tree-optimization/39827
10603 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
10604 (tree_ssa_phiprop): Pass the correct array size.
10606 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
10608 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
10610 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
10613 * c-typeck.c (lvalue_p): Move declaration ...
10614 * c-common.h (lvalue_p): ... to here.
10615 * c-common.c (candidate_equal_p): New.
10616 (add_tlist): Use it.
10617 (merge_tlist): Use it.
10618 (warn_for_collisions_1): Likewise.
10619 (warning_candidate_p): Accept more candidates.
10620 (verify_tree): A warning candidate can be an expression. Use
10623 2009-04-21 Ben Elliston <bje@au.ibm.com>
10626 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
10627 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
10628 options. Remove -mcall-solaris documentation.
10630 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10633 * doc/invoke.texi (-Wlong-long): Update description.
10634 * c-lex (interpret_integer): Only warn if there was no previous
10635 overflow and -Wlong-long is enabled.
10636 * c-decl.c (declspecs_add_type): Drop redundant flags.
10637 * c.opt (Wlong-long): Init to -1.
10638 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
10639 and front-end warn_long_long. Wlong-long only depends on other
10640 flags if it is uninitialized.
10641 * c-parser.c (disable_extension_diagnostics): warn_long_long is
10642 the same for CPP and FE.
10643 (restore_extension_diagnostics): Likewise.
10645 2009-04-20 Ian Lance Taylor <iant@google.com>
10647 Fix enum conversions which are invalid in C++:
10648 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
10649 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
10650 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
10651 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
10652 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
10653 (dbxout_parms): Likewise.
10654 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
10655 (df_clear_flags): Likewise.
10656 * df-problems.c (df_rd_bb_local_compute_process_def): Change
10657 top_flag parameter to int.
10658 (df_chain_create_bb_process_use): Likewise.
10659 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
10661 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
10662 (df_ref_create_structure, df_def_record_1): Likewise.
10663 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
10664 (df_notes_rescan): Change 0 to VOIDmode in function call.
10665 (df_get_call_refs, df_insn_refs_collect): Likewise.
10666 (df_bb_regs_collect): Likewise.
10667 (df_entry_block_defs_collect): Likewise.
10668 (df_exit_block_uses_collect): Likewise.
10669 * df.h: Update declarations.
10670 * double-int.c (double_int_divmod): Add cast to enum type.
10671 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
10672 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
10673 (based_loc_descr): Likewise.
10674 (loc_descriptor_from_tree_1): Change first_op and second_op to
10675 enum dwarf_location_atom. Add cast to enum type.
10676 * expmed.c (init_expmed): Change 0 to SET in function call.
10677 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
10678 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
10679 (do_store_flag): Likewise.
10680 * fixed-value.h (struct fixed_value): Change mode to enum
10682 * function.c (assign_parms): Change 0 to VOIDmode in function call.
10683 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
10685 (insert_insn_decl, insert_decl, insert_state): Likewise.
10686 (automata_list_finish): Likewise.
10687 * genrecog.c (process_define_predicate): Add cast to enum type.
10688 * gensupport.c (init_predicate_table): Add cast to enum type.
10689 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
10691 (gimple_build_call_1, gimple_build_label): Likewise.
10692 (gimple_build_goto, gimple_build_asm_1): Likewise.
10693 (gimple_build_switch_1, gimple_build_cdt): Likewise.
10694 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
10695 (enum fallback): Rename from enum fallback_t.
10696 (fallback_t): Typedef as int.
10697 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
10698 GSI_SAME_STMT in function call.
10699 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
10701 (setup_reg_class_relations): Likewise.
10702 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
10703 (setup_prohibited_class_mode_regs): Add cast to enum type.
10704 (setup_prohibited_mode_move_regs): Likewise.
10705 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
10706 (record_address_regs): Change i to enum reg_class.
10707 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
10708 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
10709 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
10710 (GET_MODE_2XWIDER_MODE): Likewise.
10711 (GET_CLASS_NARROWEST_MODE): Likewise.
10712 * omp-low.c (expand_omp_for): Add cast to enum type.
10713 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
10714 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
10715 * postreload.c (reload_cse_simplify_operands): Change rclass local
10717 * predict.c (combine_predictions_for_insn): Change best_predictor
10718 and predictor to enum br_predictor.
10719 (combine_predictions_for_bb): Likewise.
10720 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
10721 use SET_PREDICT_EXPR_OUTCOME.
10722 * real.c (real_arithmetic): Change icode to code in function call.
10723 * reginfo.c (init_move_cost): Add casts to enum type.
10724 (init_reg_sets_1, init_fake_stack_mems): Likewise.
10725 * regmove.c (regclass_compatible_p): Change class0 and class1 to
10727 * reload.c (find_valid_class): Add casts to enum type.
10728 (push_reload): Change 0 to NO_REGS in function call.
10729 (find_reloads): Change this_alternative to array of enum
10730 reg_class. Remove some now-unnecessary casts.
10731 (make_memloc): Change 0 to VOIDmode in function call.
10732 * reload1.c (reload): Change 0 to VOIDmode in function call.
10733 (eliminate_regs_1, elimination_effects): Likewise.
10734 (eliminate_regs_in_insn): Likewise.
10735 (emit_input_reload_insns): Add cast to enum type.
10736 (delete_output_reload): Change 0 to VOIDmode in function call.
10737 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
10738 to enum type in function call.
10739 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
10740 (SET_PREDICT_EXPR_OUTCOME): Define.
10741 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
10742 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
10743 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
10744 (dump_function): Likewise.
10745 * tree-dump.h: Update declarations.
10746 * tree-pass.h: Update declarations.
10747 * varasm.c (assemble_integer): Change mclass to enum mode_class.
10748 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
10750 (arm_rtx_costs_1): Correct parenthesization.
10751 (arm_rtx_costs): Add casts to enum type.
10752 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
10753 (vfp_emit_fstmd): Use add_rg_note.
10754 (emit_multi_reg_push, emit_sfm): Likewise.
10755 (thumb_set_frame_pointer): Likewise.
10756 (arm_expand_prologue): Likewise.
10757 (arm_regno_class): Change return type to enum reg_class.
10758 (thumb1_expand_prologue): Use add_reg_note.
10759 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
10760 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
10762 * config/arm/gentune.sh: Add cast to enum type.
10763 * config/arm/arm-tune.md: Rebuild.
10764 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
10765 (ix86_split_fp_branch, predict_jump): Likewise.
10766 (ix86_expand_multi_arg_builtin): Change sub_code from enum
10767 insn_code to enum rtx_code.
10768 (ix86_builtin_vectorized_function): Add cast to enum type.
10769 * config/i386/i386.md (truncdfsf2): Change slot to enum
10771 (truncxf<mode>2, isinf<mode>2): Likewise.
10772 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
10774 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
10775 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
10776 (insert_bundle_state): Change 1 to INSERT in function call.
10777 (ia64_add_bundle_selector_before): Likewise.
10778 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
10779 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
10780 (restore_stack_nonlocal): Likewise.
10781 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
10783 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
10785 (mips_rtx_costs): Likewise.
10786 (mips_override_options): Add casts to enum type.
10787 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
10789 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
10790 (store_reg, set_reg_plus_d): Likewise.
10791 (hppa_expand_prologue, hppa_profile_hook): Likewise.
10792 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
10794 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
10796 (emit_unlikely_jump): Use add_reg_note.
10797 (rs6000_emit_allocate_stack): Likewise.
10798 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
10799 (output_toc): Change 1 to INSERT in function call.
10800 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
10801 (rs6000_initialize_trampoline): Likewise.
10802 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
10804 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
10805 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
10806 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
10807 (save_gprs): Use add_reg_note.
10808 (s390_emit_prologue): Likewise.
10809 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
10810 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
10811 (sparc_fold_builtin): Add cast to enum type.
10812 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
10814 (spu_expand_prologue): Use add_reg_note.
10815 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
10817 2009-04-20 Ian Lance Taylor <iant@google.com>
10819 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
10820 (c_parser_postfix_expression_after_primary): Get VEC for list of
10821 arguments. Get original types of arguments. Call
10822 build_function_call_vec.
10823 (cached_expr_list_1, cached_expr_list_2): New static variables.
10824 (c_parser_expr_list): Change return type to VEC *. Add
10825 p_orig_types parameter. Change all callers.
10826 (c_parser_release_expr): New static function.
10827 (c_parser_vec_to_tree_list): New static function.
10828 * c-typeck.c (build_function_call): Rewrite to build a VEC and
10829 call build_function_call_vec.
10830 (build_function_call_vec): New function, based on old
10831 build_function_call.
10832 (convert_arguments): Remove nargs and argarray parameters. Change
10833 values to a VEC. Add origtypes parameter.
10834 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
10835 (convert_for_assignment): Add origtype parameter. Change all
10836 callers. If warn_cxx_compat, check for conversion to an enum
10837 type when calling a function.
10838 (store_init_value): Add origtype parameter. Change all callers.
10839 (digest_init): Likewise.
10840 (struct init_node): Add origtype field.
10841 (add_pending_init): Add origtype parameter. Change all callers.
10842 (output_init_element): Likewise.
10843 (output_pending_init_elements): Pass origtype from init_node to
10844 output_init_element.
10845 (process_init_element): Pass origtype from c_expr to
10846 output_init_element.
10847 (c_finish_return): Add origtype parameter. Change all callers.
10848 * c-common.c (sync_resolve_size): Change params to VEC *. Change
10850 (sync_resolve_params): Likewise.
10851 (sync_resolve_return): Change params to first_param. Change caller.
10852 (resolve_overloaded_builtins): Change params to VEC *. Change
10853 callers. Save first parameter around call to build_function_call_vec.
10854 * c-decl.c (finish_decl): Add origtype parameter. Change all
10855 callers. Call build_function_call_vec rather than
10856 build_function_call for cleanup.
10857 * c-tree.h: Update declarations.
10858 * c-common.h: Update declarations.
10859 * stub-objc.c (objc_rewrite_function_call): Change parameter from
10860 params to first_param.
10861 * target.h (struct gcc_target): Change resolve_overloaded_builtin
10862 params parameter from tree to void *.
10863 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10864 Change arglist parameter to have type void *, and to be a pointer
10866 * config/rs6000/rs6000-protos.h
10867 (altivec_resolve_overloaded_builtin): Update declaration.
10868 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
10869 fnargs parameter to have type void *, and to be a pointer to a
10870 VEC. Call build_function_call_vec instead of
10871 build_function_call.
10872 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
10874 2009-04-20 Joey Ye <joey.ye@intel.com>
10875 Xuepeng Guo <xuepeng.guo@intel.com>
10876 H.J. Lu <hongjiu.lu@intel.com>
10878 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
10880 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
10881 (IX86_LEA_PRIORITY): Likewise.
10882 (distance_non_agu_define): New function.
10883 (distance_agu_use): Likewise.
10884 (ix86_lea_for_add_ok): Likewise.
10885 (ix86_dep_by_shift_count): Likewise.
10887 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
10888 should split for LEA.
10890 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
10892 (ix86_dep_by_shift_count): Likewise.
10894 2009-04-20 Richard Guenther <rguenther@suse.de>
10896 * expr.c (handled_component_p): Move ...
10897 * tree.h (handled_component_p): ... here.
10898 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
10899 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
10900 and REALPART_EXPR to be in one group.
10902 2009-04-20 Richard Guenther <rguenther@suse.de>
10904 * basic-block.h (get_all_dominated_blocks): Declare.
10905 * dominance.c (get_all_dominated_blocks): New function.
10906 * tree-cfg.c (get_all_dominated_blocks): Remove.
10907 (remove_edge_and_dominated_blocks): Adjust.
10908 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
10909 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
10910 instead of recursing.
10912 2009-04-20 Doug Kwan <dougkwan@google.com>
10914 * cgraph.h (cgraph_node_ptr): New type for vector functions.
10915 (struct cgraph_node_set_def): New type.
10916 (cgraph_node_set) New type. Also declare vector functions.
10917 (struct cgraph_node_set_element_def): New type.
10918 (cgraph_node_set_element): Ditto.
10919 (cgraph_node_set_iterator): New iterator type.
10920 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
10921 cgraph_node_set_remove, dump_cgraph_node_set,
10922 debug_cgraph_node_set): New prototypes.
10923 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
10924 cgraph_node_set_size): New inlines.
10925 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
10926 including cgraph.h.
10927 (struct ipa_opt_pass): Add struct cgraph_node_set_def
10928 argument to function 'write_summary'.
10929 * ipa.c: Include ggc.h.
10930 (hash_cgraph_node_set_element,
10931 eq_cgraph_node_set_element, cgraph_node_set_new,
10932 cgraph_node_set_add, cgraph_node_set_remove,
10933 cgraph_node_set_find, dump_cgraph_node_set,
10934 debug_cgraph_node_set): New functions.
10935 * Makefile.in (ipa.o): Add dependency on GGC_H.
10937 2009-04-20 Ira Rosen <irar@il.ibm.com>
10939 PR tree-optimization/39675
10940 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
10941 check of the return code of vect_schedule_slp. Check that
10942 stmt_vec_info still exists for the statement, before checking its
10943 vectorization type.
10945 2009-04-20 Michael Matz <matz@suse.de>
10947 * Makefile.in (generated_files): Take out $(simple_generated_c).
10949 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
10951 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
10952 (UINTPTR_TYPE): Likewise.
10954 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10957 * c-typeck.c (digest_init): Check for initializing an array with a
10960 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10963 * c-semantics.c (pop_stmt_list): Propagate
10964 STATEMENT_LIST_HAS_LABEL to parent statement list.
10966 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
10968 * config/mips/mips.h (mips_tune_attr): New macro.
10969 * config/mips/mips.md (cpu): Use it.
10971 2009-04-19 Joseph Myers <joseph@codesourcery.com>
10974 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
10977 2009-04-19 Diego Novillo <dnovillo@google.com>
10979 * toplev.c (compile_file): Move call to coverage_finish ...
10980 * cgraphunit.c (ipa_passes): ... here.
10981 Call cgraph_process_new_functions.
10982 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
10983 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
10985 2009-04-19 Jan Hubicka <jh@suse.cz>
10987 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
10989 (dump_cgraph_node): Dump can throw external flag.
10990 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
10992 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
10996 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
10997 * common.opt (Wlogical-op): Move from here...
10998 * c.opt (Wlogical-op): ... to here.
10999 * c-typeck.c (parser_build_binary_op): Update call to
11000 warn_logical_operator.
11001 * c-opts.c (c_common_post_options): Enable warn_logical_op with
11003 * c-common.c (warn_logical_op): Update.
11004 * c-common.h (warn_logical_op): Update declaration.
11006 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
11008 * tree.c (protected_set_expr_location): Fix formatting.
11010 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11013 * c-typeck.c (readonly_warning): new.
11014 (build_unary_op, build_modify_expr): Use readonly_warning for
11015 storing into something readonly but not const-qualified.
11017 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11020 * c-typeck.c (build_unary_op): Check for taking address of
11021 expression of type void.
11023 2009-04-18 Joseph Myers <joseph@codesourcery.com>
11026 * c-typeck.c (build_function_call): Check for calling a function
11027 with qualified void return types. Call require_complete_type when
11030 2009-04-18 Jan Hubicka <jh@suse.cz>
11032 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
11034 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
11035 can_throw_external flag.
11036 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
11037 * ipa-pure-const.c (ignore_edge): New function.
11038 (propagate): Compute order for NOTHROW computation; set NOTHROWs
11039 only over can_throw_external edges.
11040 (local_pure_const): Add nothrow flag.
11041 * ipa-utils.c (searchc): Add ignore_edge callback.
11042 (ipa_utils_reduced_inorder): Add ignore_edge callback.
11043 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
11044 (set_nothrow_function_flags): Update cgraph.
11045 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
11047 2009-04-18 Richard Guenther <rguenther@suse.de>
11049 PR middle-end/39804
11050 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
11051 (fold_stmt): ... this and ...
11052 (fold_stmt_inplace): ... this.
11053 (fold_stmt_1): Fold references in calls and asms.
11054 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
11056 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11058 * tree-vrp.c (ssa_name_nonzero_p): Remove.
11059 * tree.h: Remove the prototype for ssa_name_nonzero_p.
11061 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11063 * tree.c (function_args_count): Remove.
11064 * tree.h: Remove the prototype for function_args_count.
11066 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11068 * tree-iterator.c (expr_only): Remove.
11069 * tree.h: Remove the prototype for expr_only.
11071 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11073 * reginfo.c (cannot_change_mode_set_regs): Remove.
11074 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
11076 2009-04-08 Anatoly Sokolov <aesok@post.ru>
11078 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
11079 whether operands 0 and 1 overlaps.
11081 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
11083 PR middle-end/36902
11084 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
11085 pointer. Use warning_at instead of warning.
11086 (search_for_addr_array): Likewise.
11087 (check_array_bounds): Likewise.
11088 (check_all_array_refs): Check that the incoming edge is not in the
11089 list of edges to be removed.
11090 (check_all_array_refs): Avoid the temporal pointer.
11091 (vrp_visit_cond_stmt): Fix typo.
11092 (simplify_switch_using_ranges): Handle the case where the switch
11093 index is an integer constant.
11095 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
11097 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
11099 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
11101 * doc/extend.texi, doc/invoke.texi: Fix typos.
11103 2009-04-17 Cary Coutant <ccoutant@google.com>
11105 * tree-flow-inline.h (get_lineno): Fix inverted test.
11107 2009-04-17 Diego Novillo <dnovillo@google.com>
11109 * tree-ssa-pre.c (create_expression_by_pieces): Remove
11110 assertion for AVAIL_OUT.
11112 2009-04-17 Mike Frysinger <vapier@gentoo.org>
11115 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
11116 * config/sh/linux-atomic.asm: Likewise.
11118 2009-04-17 Diego Novillo <dnovillo@google.com>
11120 * except.c (debug_eh_tree): New.
11121 (struct eh_region, struct eh_status): Move ...
11122 * except.h: ... here.
11123 (add_type_for_runtime): Declare extern.
11124 (lookup_type_for_runtime): Likewise.
11125 (debug_eh_tree): Declare.
11126 * Makefile.in (GTFILES): List except.h before except.c
11128 2009-04-17 Diego Novillo <dnovillo@google.com>
11130 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
11131 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
11132 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
11133 (find_vars_r): ... here.
11134 * tree-flow.h (find_referenced_vars_in): Declare.
11135 * tree-ssa-pre.c (create_expression_by_pieces): Assert
11136 that AVAIL_OUT exists for BLOCK.
11137 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
11138 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
11139 (tree-parloops.o): Likewise.
11141 2009-04-17 Simon Baldwin <simonb@google.com>
11143 * toplev.c (default_tree_printer): Add handling for %E format.
11145 2009-04-17 Diego Novillo <dnovillo@google.com>
11147 * tree-pretty-print.c (dump_generic_node): Add break after
11148 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
11149 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
11150 FUNCTION_TYPE together. Call print_struct_decl when printing
11151 structures and TDF_SLIM is not given.
11152 (print_struct_decl): Fix logic for detecting recursion.
11154 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11157 * gcc.c (create_at_file): New.
11158 (compile_input_file_p): New.
11159 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
11160 * main.c (main): Update call to toplev_main.
11161 * toplev.c (toplev_main): Change signature. Call expandargv.
11162 * toplev.h (toplev_main): Change signature.
11164 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11166 * dwarf2out.c (field_byte_offset): Use the type size as the field size
11167 if the latter is not constant.
11169 2009-04-17 David Edelsohn <edelsohn@gnu.org>
11171 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
11173 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
11175 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
11176 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
11178 2009-04-17 Richard Guenther <rguenther@suse.de>
11180 * tree-ssa-structalias.c (get_constraint_for_component_ref):
11181 Handle component references view-converting an invariant address.
11183 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
11185 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
11186 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
11187 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
11188 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
11189 Use @deftypevr rather than @deftypevar.
11191 2009-04-17 Richard Guenther <rguenther@suse.de>
11193 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
11194 (get_prop_source_stmt): Likewise.
11195 (can_propagate_from): Likewise.
11197 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
11199 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
11200 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
11201 (--with-multilib-list): Add default value.
11202 * configure: Regenerate.
11203 * Makefile.in (TM_ENDIAN_CONFIG): Define.
11204 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
11205 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
11206 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
11207 Don't add default cpu to multilib list unnecessarily, but do enable
11208 the relevant compiler option..
11209 Add support for --with-multilib-list=<blank> and
11210 --with-multilib-list=!<somelib> to supress unwanted multilibs.
11211 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
11212 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
11213 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
11214 TM_MULTILIB_CONFIG.
11215 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
11216 (MULTILIB_OSDIRNAMES): New variable.
11217 * config/sh/t-1e: Delete file.
11218 * config/sh/t-mlib-sh1: Delete file.
11219 * config/sh/t-mlib-sh2: Delete file.
11220 * config/sh/t-mlib-sh2a: Delete file.
11221 * config/sh/t-mlib-sh2a-nofpu: Delete file.
11222 * config/sh/t-mlib-sh2a-single: Delete file.
11223 * config/sh/t-mlib-sh2a-single-only: Delete file.
11224 * config/sh/t-mlib-sh2e: Delete file.
11225 * config/sh/t-mlib-sh3e: Delete file.
11226 * config/sh/t-mlib-sh4: Delete file.
11227 * config/sh/t-mlib-sh4-nofpu: Delete file.
11228 * config/sh/t-mlib-sh4-single: Delete file.
11229 * config/sh/t-mlib-sh4-single-only: Delete file.
11230 * config/sh/t-mlib-sh4a: Delete file.
11231 * config/sh/t-mlib-sh4a-nofpu: Delete file.
11232 * config/sh/t-mlib-sh4a-single: Delete file.
11233 * config/sh/t-mlib-sh4a-single-only: Delete file.
11234 * config/sh/t-mlib-sh4al: Delete file.
11235 * config/sh/t-mlib-sh5-32media: Delete file.
11236 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
11237 * config/sh/t-mlib-sh5-64media: Delete file.
11238 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
11239 * config/sh/t-mlib-sh5-compact: Delete file.
11240 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
11241 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
11242 * doc/install.texi (Options specification): Add
11243 --with-multilib-list and --with-endian.
11245 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
11247 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
11249 (OBJS-common): Add plugin-version.o.
11250 (plugin-version.o): New.
11251 * gcc-plugin.h (plugin_gcc_version): New.
11252 (plugin_default_version_check): New.
11253 (plugin_init_func, plugin_init): Add version argument.
11254 * plugin-version.c: New.
11255 * plugin.c (str_plugin_gcc_version_name): New.
11256 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
11257 pass it to the init function.
11258 (plugin_default_version_check): New.
11260 2009-04-17 Richard Guenther <rguenther@suse.de>
11262 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
11263 for decl-vs-decl disambiguation.
11265 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
11267 * config/s390/s390.h (s390_tune_attr): New macro definition.
11268 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
11270 2009-04-17 Richard Guenther <rguenther@suse.de>
11272 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
11273 (fold_stmt_r): Likewise.
11274 (maybe_fold_reference): New function.
11275 (fold_gimple_assign): Handle cases fold_stmt_r did.
11276 (fold_stmt): Do not use fold_stmt_r.
11277 (fold_stmt_inplace): Likewise.
11279 2009-04-17 Richard Guenther <rguenther@suse.de>
11281 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
11282 (record_equivalences_from_stmt): Remove useless checks and
11284 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
11285 the type is already suitable.
11287 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
11289 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
11291 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
11293 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
11294 (CMPtype): Define as __gcc_CMPtype.
11296 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
11298 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
11299 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
11301 2009-04-17 Richard Guenther <rguenther@suse.de>
11303 PR tree-optimization/39746
11304 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
11305 special-casing for builtins and static variable use/def.
11306 (call_may_clobber_ref_p_1): Likewise.
11308 2009-04-16 Ian Lance Taylor <iant@google.com>
11310 * df.h: Include "timevar.h".
11311 (struct df_problem): Change tv_id field to timevar_id_t.
11312 * tree-pass.h: Include "timevar.h".
11313 (struct opt_pass): Change tv_id field to timevar_id_t.
11314 * timevar.h (timevar_id_t): Define TV_NONE.
11315 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
11316 TV_NONE rather than tv_id != 0.
11317 (execute_one_pass): Likewise.
11318 * Makefile.in (DF_H): Add $(TIMEVAR_H).
11319 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
11320 dependencies to $(TREE_PASS_H).
11321 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
11323 (pass_branch_target_load_optimize2): Likewise.
11324 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
11325 (pass_outof_cfg_layout_mode): Likewise.
11326 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
11327 (pass_rebuild_cgraph_edges): Likewise.
11328 (pass_remove_cgraph_callee_edges): Likewise.
11329 * df-core.c (pass_df_initialize_opt): Likewise.
11330 (pass_df_initialize_no_opt): Likewise.
11331 (pass_df_finish): Likewise.
11332 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
11333 * except.c (pass_set_nothrow_function_flags): Likewise.
11334 (pass_convert_to_eh_region_ranges): Likewise.
11335 * final.c (pass_compute_alignments): Likewise.
11336 * function.c (pass_instantiate_virtual_regs): Likewise.
11337 (pass_init_function): Likewise.
11338 (pass_leaf_regs): Likewise.
11339 (pass_match_asm_constraints): Likewise.
11340 * gimple-low.c (pass_lower_cf): Likewise.
11341 (pass_mark_used_blocks): Likewise.
11342 * init-regs.c (pass_initialize_regs): Likewise.
11343 * integrate.c (pass_initial_value_sets): Likewise.
11344 * ira.c (pass_ira): Likewise.
11345 * jump.c (pass_cleanup_barriers): Likewise.
11346 * omp-low.c (pass_expand_omp): Likewise.
11347 (pass_lower_omp): Likewise.
11348 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
11349 * recog.c (pass_split_all_insns): Likewise.
11350 (pass_split_after_reload): Likewise.
11351 (pass_split_before_regstack): Likewise.
11352 (pass_split_before_sched2): Likewise.
11353 (pass_split_for_shorten_branches): Likewise.
11354 * reginfo.c (pass_reginfo_init): Likewise.
11355 (pass_subregs_of_mode_init): Likewise.
11356 (pass_subregs_of_mode_finish): Likewise.
11357 * passes.c (pass_postreload): Likewise.
11358 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
11359 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
11360 (pass_warn_function_return): Likewise.
11361 (pass_warn_function_noreturn): Likewise.
11362 * tree-complex.c (pass_lower_complex): Likewise.
11363 (pass_lower_complex_O0): Likewise.
11364 * tree-if-conv.c (pass_if_conversion): Likewise.
11365 * tree-into-ssa.c (pass_build_ssa): Likewise.
11366 * tree-mudflap.c (pass_mudflap_1): Likewise.
11367 (pass_mudflap_2): Likewise.
11368 * tree-nomudflap.c (pass_mudflap_1): Likewise.
11369 (pass_mudflap_2): Likewise.
11370 * tree-nrv.c (pass_return_slot): Likewise.
11371 * tree-object-size.c (pass_object_sizes): Likewise.
11372 * tree-optimize.c (pass_all_optimizations): Likewise.
11373 (pass_early_local_passes): Likewise.
11374 (pass_all_early_optimizations): Likewise.
11375 (pass_cleanup_cfg): Likewise.
11376 (pass_cleanup_cfg_post_optimizing): Likewise.
11377 (pass_free_datastructures): Likewise.
11378 (pass_free_cfg_annotations): Likewise.
11379 (pass_fixup_cfg): Likewise.
11380 (pass_init_datastructures): Likewise.
11381 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
11382 (pass_late_warn_uninitialized): Likewise.
11383 (pass_update_address_taken): Likewise.
11384 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
11385 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
11386 (pass_cse_sincos): Likewise.
11387 (pass_convert_to_rsqrt): Likewise.
11388 * tree-ssa-structalias.c (pass_build_alias): Likewise.
11389 * tree-stdarg.c (pass_stdarg): Likewise.
11390 * tree-tailcall.c (pass_tail_recursion): Likewise.
11391 (pass_tail_calls): Likewise.
11392 * tree-vect-generic.c (pass_lower_vector): Likewise.
11393 (pass_lower_vector_ssa): Likewise.
11394 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
11396 2009-04-16 Joseph Myers <joseph@codesourcery.com>
11398 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
11400 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
11402 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
11403 logical and signext.
11405 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
11408 * config/sh/predicates.md (arith_operand): Check if the operand
11409 of TRUNCATE is a REG.
11411 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11413 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
11414 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
11416 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11418 * tree-iterator.c (tsi_split_statement_list_after,
11419 tsi_split_statement_list_before): Remove.
11420 * tree-iterator.h: Remove the prototypes for
11421 tsi_split_statement_list_after and tsi_split_statement_list_before.
11423 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11425 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
11426 * tree-ssa-propagate.h: Remove the prototype for
11427 stmt_makes_single_load.
11429 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11431 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
11432 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
11434 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11436 * tree-iterator.c (EXPR_LAST_BODY): Remove.
11438 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11440 * except.c (eh_region_outer_p): Remove.
11441 * except.h: Remove the prototype for eh_region_outer_p.
11443 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
11445 * function.c (current_function_assembler_name): Remove.
11446 * function.h: Remove the prototype for
11447 current_function_assembler_name.
11449 2009-04-16 Ian Lance Taylor <iant@google.com>
11451 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
11452 (add_reg_note): Call alloc_reg_note.
11453 * rtl.h (alloc_reg_note): Declare.
11454 * combine.c (try_combine): Use alloc_reg_note.
11455 (recog_for_combine, move_deaths): Likewise.
11456 (distribute_notes): Use alloc_reg_note and add_reg_note.
11457 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
11458 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
11459 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
11461 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
11463 PR rtl-optimization/39762
11464 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
11465 ira_may_move_out_cost): Add comments about way of their usage.
11466 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
11468 * ira-conflicts.c (process_regs_for_copy): Use function
11469 ira_get_register_move_cost instead of global
11470 ira_register_move_cost.
11472 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
11473 color_pass, move_spill_restore, update_curr_costs): Ditto.
11475 * ira-lives.c (process_single_reg_class_operands): Ditto.
11477 * ira-emit.c (emit_move_list): Ditto.
11479 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
11480 (record_reg_classes): Ditto. Use functions
11481 ira_get_register_move_cost and ira_get_may_move_cost instead of
11482 global vars ira_register_move_cost, ira_may_move_out_cost and
11483 ira_may_move_in_cost.
11484 (record_address_regs): Don't call ira_init_register_move_cost.
11485 Use function ira_get_may_move_cost instead of global
11486 ira_may_move_in_cost.
11487 (process_bb_node_for_hard_reg_moves): Use function
11488 ira_get_register_move_cost instead of global ira_register_move_cost.
11489 (ira_costs): Don't call ira_init_register_move_cost.
11491 2009-04-16 Richard Guenther <rguenther@suse.de>
11493 * tree-cfg.c (verify_gimple_assign_binary):
11494 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
11495 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
11496 (create_general_new_stmt): Note that this function is broken.
11498 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11500 * common.opt (fhelp): Add Var(help_flag).
11501 * gcc-plugin.h (plugin_info): Add help.
11502 * plugin.c (plugin_name_args): Add help.
11503 (register_plugin_info): Set plugin->help.
11504 (print_help_one_plugin): New.
11505 (print_plugins_help): New.
11506 * plugin.h (print_plugins_help): New.
11507 * toplev.c (toplev_main): Call print_plugins_help if needed.
11509 2009-04-16 Richard Guenther <rguenther@suse.de>
11511 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
11512 (gimple_ior_addresses_taken_1): New function.
11513 (gimple_ior_addresses_taken): Likewise.
11514 * gimple.h (struct gimple_statement_with_ops_base): Remove
11515 addresses_taken member.
11516 (gimple_ior_addresses_taken): Declare.
11517 (gimple_addresses_taken, gimple_addresses_taken_ptr,
11518 gimple_set_addresses_taken): Remove.
11519 * ipa-reference.c (mark_address): New function.
11520 (scan_stmt_for_static_refs): Use it for marking addresses taken.
11521 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
11522 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
11523 (gimple_add_to_addresses_taken): Remove.
11524 (get_tmr_operands): Call mark_address_taken.
11525 (get_asm_expr_operands): Likewise.
11526 (get_expr_operands): Likewise.
11527 (build_ssa_operands): Do not clear the addresses_taken bitmap.
11528 (free_stmt_operands): Do not free it.
11529 * tree-ssa.c (delete_tree_ssa): Likewise.
11530 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
11532 2009-04-16 Richard Guenther <rguenther@suse.de>
11534 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
11535 (walk_stmt_load_store_ops): Likewise.
11536 * gimple.c (get_base_loadstore): New function.
11537 (walk_stmt_load_store_addr_ops): Likewise.
11538 (walk_stmt_load_store_ops): Likewise.
11539 * ipa-pure-const.c (check_op): Simplify.
11540 (check_load, check_store): New functions.
11541 (check_stmt): Use walk_stmt_load_store_ops.
11542 * ipa-reference.c (mark_load): Adjust signature.
11543 (mark_store): Likewise.
11544 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
11546 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11548 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
11549 (plugin_info): New.
11550 * opts.c (common_handle_option): Don't call print_version.
11551 * plugin.c (plugin_name_args): Add version.
11552 (register_plugin_info): New.
11553 (register_callback): Handle PLUGIN_INFO.
11554 (try_init_one_plugin): New.
11555 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
11557 (finalize_one_plugin): New.
11558 (finalize_plugins): New.
11559 (print_one_plugin): New.
11560 (print_plugins_versions): New.
11561 * plugin.h (print_plugins_versions): New.
11562 (finalize_plugins): New.
11563 * toplev.c (compile_file): Don't call initialize_plugins.
11564 (print_version): Call print_plugins_versions.
11565 (toplev_main): Call initialize_plugins. Print version if needed.
11566 Call finalize_plugins.
11568 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
11570 * common.opt (fversion): New.
11571 * gcc.c (print_version): New.
11572 (process_command): Don't print the version. Just set print_version.
11573 (main): Print version. Call subprocesses if print_version and
11574 verbose_flag are set.
11575 * opts.c (common_handle_option): Handle OPT_fversion.
11577 2009-04-16 Richard Guenther <rguenther@suse.de>
11578 Ira Rosen <irar@il.ibm.com>
11580 PR tree-optimization/39698
11581 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
11582 type of the reduction variable. Only generate the def if
11585 * omp-low.c (expand_omp_for_generic): When converting to a pointer
11586 make sure to first convert to an integer of the same precision.
11587 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
11588 the type of the evolution correctly in computing the new
11589 induction variable base.
11591 2009-04-16 Richard Guenther <rguenther@suse.de>
11593 PR middle-end/39625
11594 * tree-cfg.c (make_blocks): Split statements with to-be
11595 abnormal SSA names on the lhs.
11597 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
11599 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
11600 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
11601 * c-typeck.c (really_start_incremental_init): Likewise.
11602 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
11603 (TARGET_INITIALIZER): Remove it.
11604 * target.h (struct target): Remove vector_opaque_p.
11605 * tree.c (build_opaque_vector_type): New.
11606 * tree.h (TYPE_VECTOR_OPAQUE): New.
11607 (build_opaque_vector_type): Declare.
11608 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
11609 * config/rs6000/rs6000.c (build_opaque_vector_type,
11610 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
11611 (rs6000_init_builtins): Use build_opaque_vector_type for
11612 opaque_V4SI_type_node.
11614 2009-04-15 Catherine Moore <clm@codesourcery.com>
11616 * debug.h (set_name): Declare.
11617 * dwarf2out.c (dwarf2out_set_name): Declare.
11618 (dwarf2_debug_hooks): Add set_name.
11619 (find_AT_string): New.
11620 (add_AT_string): Call find_AT_string.
11621 (dwarf2out_set_name): New.
11622 * cp/decl.c (grokdeclarator): Call set_name.
11623 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
11624 * debug.c (do_nothing_debug_hooks): Likewise.
11625 * dbxout.c (dbx_debug_hooks): Likewise.
11626 * sdbout.c (sdb_debug_hooks): Likewise.
11628 2009-04-15 Michael Eager <eager@eagercon.com>
11630 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
11631 reg for single-precision FPU.
11632 * config/rs6000/rs6000.md (movsi_internal1): Only for
11633 !TARGET_SINGLE_FPU.
11634 (movsi_internal1_single): New. Add pattern to move SI values to/from
11635 single-precision FP regs.
11637 2009-04-15 Richard Guenther <rguenther@suse.de>
11639 * omp-low.c (lower_rec_input_clauses): Build correct address
11641 (expand_omp_for_generic): Fix multiplication type.
11642 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
11643 (generate_memset_zero): Fix types.
11644 * tree-profile.c (prepare_instrumented_value): Correctly
11647 2009-04-15 Ian Lance Taylor <iant@google.com>
11649 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
11650 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
11651 for -Wall and for -Wc++-compat.
11652 (c_common_post_options): For C++, set warn_enum_compare if not
11654 * c-tree.h (struct c_expr): Add field original_type.
11655 (build_external_ref): Update declaration.
11656 * c-parser.c (c_parser_braced_init): Set original_type.
11657 (c_parser_initelt): Likewise.
11658 (c_parser_expr_no_commas): Likewise.
11659 (c_parser_conditional_expression): Likewise.
11660 (c_parser_cast_expression): Likewise.
11661 (c_parser_unary_expression): Likewise. Pull setting of
11662 original_code to top of function.
11663 (c_parser_sizeof_expression): Set original_type.
11664 (c_parser_alignof_expression): Likewise.
11665 (c_parser_postfix_expression): Likewise. Pull setting of
11666 original_code to top of function.
11667 (c_parser_postfix_expression_after_paren_type): Set original_type.
11668 (c_parser_postfix_expression_after_primary): Likewise.
11669 (c_parser_expression): Likewise.
11670 * c-typeck.c (build_external_ref): Add type parameter. Change all
11672 (c_expr_sizeof_expr): Set original_type field.
11673 (parser_build_unary_op): Likewise.
11674 (parser_build_binary_op): Likewise. Optionally warn about
11675 comparisons of enums of different types.
11676 (digest_init): Set original_type field.
11677 (really_start_incremental_init): Likewise.
11678 (push_init_level, pop_init_level): Likewise.
11679 * doc/invoke.texi (Warning Options): -Wenum-compare now
11682 2009-04-15 Richard Guenther <rguenther@suse.de>
11684 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
11685 out a necessary conversion.
11686 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
11687 names we didn't value number.
11688 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
11690 2009-04-15 Richard Guenther <rguenther@suse.de>
11692 PR tree-optimization/39764
11693 * tree-ssa-ccp.c (get_value): Canonicalize value with
11694 canonicalize_float_value.
11696 2009-04-15 Jan Hubicka <jh@suse.cz>
11698 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
11699 Wrong version of patch.
11701 2009-04-15 Jan Hubicka <jh@suse.cz>
11703 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
11705 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
11707 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
11708 our distinct integral and vector types.
11710 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
11712 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
11713 * init.c (build_vtbl_address): Remove call to assemble_external.
11715 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
11717 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
11718 output for other floating point modes.
11720 2009-04-14 Diego Novillo <dnovillo@google.com>
11722 * diagnostic.c (diagnostic_report_diagnostic): Do not
11723 warn about loaded plugins for DK_ERROR and DK_WARNING.
11724 * c-decl.c (declspecs_add_type): Move call to
11725 invoke_plugin_callbacks ...
11726 * c-parser.c (c_parser_declspecs): ... here.
11727 * plugin.c (dump_active_plugins): Tidy output.
11729 2009-04-14 Diego Novillo <dnovillo@google.com>
11730 Le-Chun Wu <lcwu@google.com>
11732 * configure.ac: Add --enable-plugin support.
11733 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
11734 * Makefile.in (PLUGIN_H): Define.
11735 Export ENABLE_PLUGIN and GMPINC to site.exp.
11736 Add PLUGINLIBS to link command.
11737 Add/modify dependencies for plugin.o and files including plugin.h.
11739 * config.in: Regenerate.
11741 * opts.c (common_handle_option): Handle OPT_fplugin_ and
11744 2009-04-14 Le-Chun Wu <lcwu@google.com>
11746 * tree-pass.h (register_one_dump_file): Add a prototype for
11747 register_one_dump_file.
11748 * toplev.c (compile_file): Call initialize_plugins.
11749 (do_compile): Call invoke_plugin_callbacks.
11750 (toplev_main): Call invoke_plugin_callbacks.
11751 * common.opt: Add -fplugin= and -fplugin-arg-.
11752 * gcc-plugin.h: New public header file for plugins to include.
11753 * plugin.c: New source file.
11754 * plugin.h: New internal header file.
11755 * passes.c (register_one_dump_file): Make it external.
11757 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
11759 2009-04-14 Diego Novillo <dnovillo@google.com>
11761 * doc/plugins.texi: New.
11762 * doc/gccint.texi: Add reference to Plugins chapter.
11763 * doc/invoke.texi: Document -fplugin and -fplugin-arg
11764 * diagnostic.c (diagnostic_report_diagnostic): Warn about
11765 loaded plugins, if any.
11766 * timevar.def (TV_PLUGIN_INIT): Define.
11767 (TV_PLUGIN_RUN): Define.
11768 * plugin.c: Include timevar.h
11769 (plugins_active_p): New.
11770 (dump_active_plugins): New.
11771 (debug_active_plugins): New.
11773 2009-04-14 Joseph Myers <joseph@codesourcery.com>
11775 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
11777 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
11779 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
11781 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
11782 the same as a minus without a shift.
11784 2009-04-14 Nick Clifton <nickc@redhat.com>
11786 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
11787 comparisons with small integers will always produce a short
11790 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
11793 2008-12-19 Diego Novillo <dnovillo@google.com>
11795 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
11797 2009-04-14 Richard Guenther <rguenther@suse.de>
11799 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
11801 (verify_gimple_assign_binary): Likewise. Handle shifts and
11803 (verify_gimple_phi): Print the mismatched argument position.
11804 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
11806 (vect_update_init_of_dr): Likewise.
11807 * matrix-reorg.c (transform_access_sites): Do what the
11809 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
11811 2009-04-13 Michael Eager <eager@eagercon.com>
11813 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
11814 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
11815 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
11816 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
11817 remove duplicate config
11819 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11821 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
11822 file_name:line_number type locator of the call site.
11824 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
11826 * genautomata.c: Put blank after comma.
11827 (automaton_decls): New.
11828 (struct unit_usage): Add comments to member next.
11829 (store_alt_unit_usage): Keep the list ordered.
11830 (unit_present_on_list_p, equal_alternatives_p): New.
11831 (check_regexp_units_distribution): Check units distribution
11832 correctness correctly.
11833 (main): Don't write automata if error is found. Return correct
11836 * config/m68k/cf.md (cfv4_ds): Remove.
11837 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
11838 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
11840 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
11841 power4-load-ext, power4-store, power4-store-update,
11842 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
11843 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
11844 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
11845 power4-sqrt, power4-isync): Modify reservation to make correct
11846 unit distribution to automata.
11848 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
11849 power5-store-update, power5-two, power5-three, power5-lmul,
11850 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
11852 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
11854 * except.c (pass_set_nothrow_function_flags): Set name and add
11856 (set_nothrow_function_flags): Mention in the dump file when
11857 changing a function to nothrow.
11859 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
11862 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
11863 instead of unsigned long.
11865 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11867 * config/arm/arm.c (return_used_this_function): Remove.
11868 (arm_output_function_prologue): Remove use of
11869 return_used_this_function.
11870 (output_return_instruction): Replace use of
11871 return_used_this_function
11872 by cfun->machine->return_used_this_function.
11873 (arm_output_epilogue): Likewise.
11874 (arm_output_function_epilogue): Likewise.
11875 (thumb_unexpanded_epilogue): Likewise.
11876 * config/arm/arm.h (struct machine_function):
11877 New member return_used_this_function.
11879 2009-04-12 Mark Mitchell <mark@codesourcery.com>
11881 * doc/install.texi: Correct description of default directory for
11882 --with-gxx-include-dir.
11884 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
11886 * fold-const.c (build_range_check): Properly deal with enumeral and
11887 boolean base types.
11889 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
11891 * doc/invoke.texi (max_gcse_passes): Remove documentation.
11892 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
11893 * params.h (MAX_GCSE_PASSES): Remove.
11894 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
11895 in sequence. Remove ability to run multiple passes.
11896 (bypass_jumps): Report run as third CPROP pass.
11898 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
11900 PR middle-end/39651
11901 * except.c (can_throw_external): Look at each insn in a SEQUENCE
11902 when deciding whether the whole SEQUENCE can throw.
11904 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
11907 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
11908 offseted label references.
11910 2009-04-11 Jan Hubicka <jh@suse.cz>
11912 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
11914 2009-04-11 Richard Guenther <rguenther@suse.de>
11916 PR middle-end/39732
11917 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
11918 return variables as TREE_ADDRESSABLE.
11920 2009-04-11 Richard Guenther <rguenther@suse.de>
11922 PR tree-optimization/39713
11923 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
11924 reference trees have SSA_NAME operands.
11926 2009-04-11 Richard Guenther <rguenther@suse.de>
11929 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
11930 address expressions.
11932 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
11934 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
11935 match changes in Cygwin 1.7
11936 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
11937 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
11939 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
11941 PR tree-optimization/39701
11942 * doc/invoke.texi (Optimization Options): Document change in
11943 meaning and initialization of -fdelete-null-pointer-checks.
11945 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
11947 PR middle-end/39701
11948 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
11950 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
11953 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
11955 2009-04-10 Chao-ying Fu <fu@mips.com>
11957 * doc/tm.texi (Instruction Output): Document
11958 TARGET_ASM_FINAL_POSTSCAN_INSN.
11959 * target.h (final_postscan_insn): New field in asm_out.
11960 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
11961 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
11962 * final.c (final_scan_insn): Call
11963 targetm.asm_out.final_postscan_insn after outputting
11964 an asm macro and a normal instruction.
11966 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
11967 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
11968 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
11969 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
11970 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
11972 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
11974 PR middle-end/39701
11975 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
11976 variables as non-NULL even with -fdelete-null-pointer-checks.
11978 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
11980 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
11982 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
11985 * config/i386/i386.c (classify_argument): Handle SCmode with
11986 (bit_offset % 64) != 0.
11988 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
11990 * doc/invoke.texi (Optimize Options): Add cross-reference to
11991 -Q --help=optimizers examples.
11993 2009-04-10 Ben Elliston <bje@au.ibm.com>
11996 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
11997 regalign for the reg == fpr and TDmode case.
11999 2009-04-09 David Ayers <ayers@fsfe.org>
12002 * objc/objc-act.c (warn_with_method): Remove helper function.
12003 (check_duplicates): Call warning and inform directly.
12004 (really_start_method): Likewise.
12006 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12008 * expmed.c (expand_divmod): Always use a comparison for a division
12009 by a large unsigned integer.
12011 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
12012 for things others than variables or functions as nonzero.
12014 2009-04-09 Nick Clifton <nickc@redhat.com>
12016 * unwind-compat.c: Change copyright header to refer to version
12017 3 of the GNU General Public License with version 3.1 of the
12018 GCC Runtime Library Exception and to point readers at the
12019 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
12020 * config/alpha/crtfastmath.c: Likewise.
12021 * config/alpha/linux-unwind.h: Likewise.
12022 * config/alpha/qrnnd.asm: Likewise.
12023 * config/alpha/vms-crt0-64.c: Likewise.
12024 * config/alpha/vms-crt0.c: Likewise.
12025 * config/alpha/vms-dwarf2.asm: Likewise.
12026 * config/alpha/vms-dwarf2eh.asm: Likewise.
12027 * config/alpha/vms-psxcrt0-64.c: Likewise.
12028 * config/alpha/vms-psxcrt0.c: Likewise.
12029 * config/alpha/vms_tramp.asm: Likewise.
12030 * config/arc/initfini.c: Likewise.
12031 * config/arc/lib1funcs.asm: Likewise.
12032 * config/arm/bpabi-v6m.S: Likewise.
12033 * config/arm/bpabi.S: Likewise.
12034 * config/arm/bpabi.c: Likewise.
12035 * config/arm/crti.asm: Likewise.
12036 * config/arm/crtn.asm: Likewise.
12037 * config/arm/ieee754-df.S: Likewise.
12038 * config/arm/ieee754-sf.S: Likewise.
12039 * config/arm/lib1funcs.asm: Likewise.
12040 * config/arm/libunwind.S: Likewise.
12041 * config/arm/linux-atomic.c: Likewise.
12042 * config/arm/mmintrin.h: Likewise.
12043 * config/arm/pr-support.c: Likewise.
12044 * config/arm/unaligned-funcs.c: Likewise.
12045 * config/arm/unwind-arm.c: Likewise.
12046 * config/arm/unwind-arm.h: Likewise.
12047 * config/avr/libgcc.S: Likewise.
12048 * config/bfin/crti.s: Likewise.
12049 * config/bfin/crtlibid.s: Likewise.
12050 * config/bfin/crtn.s: Likewise.
12051 * config/bfin/lib1funcs.asm: Likewise.
12052 * config/bfin/linux-unwind.h: Likewise.
12053 * config/cris/arit.c: Likewise.
12054 * config/cris/cris_abi_symbol.c: Likewise.
12055 * config/darwin-64.c: Likewise.
12056 * config/darwin-crt2.c: Likewise.
12057 * config/darwin-crt3.c: Likewise.
12058 * config/darwin.h: Likewise.
12059 * config/dbxelf.h: Likewise.
12060 * config/dfp-bit.c: Likewise.
12061 * config/dfp-bit.h: Likewise.
12062 * config/elfos.h: Likewise.
12063 * config/fixed-bit.c: Likewise.
12064 * config/fixed-bit.h: Likewise.
12065 * config/fp-bit.c: Likewise.
12066 * config/fp-bit.h: Likewise.
12067 * config/fr30/crti.asm: Likewise.
12068 * config/fr30/crtn.asm: Likewise.
12069 * config/fr30/lib1funcs.asm: Likewise.
12070 * config/freebsd-spec.h: Likewise.
12071 * config/frv/cmovd.c: Likewise.
12072 * config/frv/cmovh.c: Likewise.
12073 * config/frv/cmovw.c: Likewise.
12074 * config/frv/frvbegin.c: Likewise.
12075 * config/frv/frvend.c: Likewise.
12076 * config/frv/lib1funcs.asm: Likewise.
12077 * config/glibc-stdint.h: Likewise.
12078 * config/h8300/clzhi2.c: Likewise.
12079 * config/h8300/crti.asm: Likewise.
12080 * config/h8300/crtn.asm: Likewise.
12081 * config/h8300/ctzhi2.c: Likewise.
12082 * config/h8300/fixunssfsi.c: Likewise.
12083 * config/h8300/lib1funcs.asm: Likewise.
12084 * config/h8300/parityhi2.c: Likewise.
12085 * config/h8300/popcounthi2.c: Likewise.
12086 * config/i386/ammintrin.h: Likewise.
12087 * config/i386/att.h: Likewise.
12088 * config/i386/avxintrin.h: Likewise.
12089 * config/i386/biarch64.h: Likewise.
12090 * config/i386/bmmintrin.h: Likewise.
12091 * config/i386/cpuid.h: Likewise.
12092 * config/i386/cross-stdarg.h: Likewise.
12093 * config/i386/crtfastmath.c: Likewise.
12094 * config/i386/crtprec.c: Likewise.
12095 * config/i386/cygming-crtbegin.c: Likewise.
12096 * config/i386/cygming-crtend.c: Likewise.
12097 * config/i386/cygwin.asm: Likewise.
12098 * config/i386/emmintrin.h: Likewise.
12099 * config/i386/gmm_malloc.h: Likewise.
12100 * config/i386/gthr-win32.c: Likewise.
12101 * config/i386/i386.h: Likewise.
12102 * config/i386/immintrin.h: Likewise.
12103 * config/i386/linux-unwind.h: Likewise.
12104 * config/i386/linux64.h: Likewise.
12105 * config/i386/mm3dnow.h: Likewise.
12106 * config/i386/mmintrin-common.h: Likewise.
12107 * config/i386/mmintrin.h: Likewise.
12108 * config/i386/nmmintrin.h: Likewise.
12109 * config/i386/pmm_malloc.h: Likewise.
12110 * config/i386/pmmintrin.h: Likewise.
12111 * config/i386/smmintrin.h: Likewise.
12112 * config/i386/sol2-c1.asm: Likewise.
12113 * config/i386/sol2-ci.asm: Likewise.
12114 * config/i386/sol2-cn.asm: Likewise.
12115 * config/i386/sol2-gc1.asm: Likewise.
12116 * config/i386/tmmintrin.h: Likewise.
12117 * config/i386/unix.h: Likewise.
12118 * config/i386/w32-unwind.h: Likewise.
12119 * config/i386/wmmintrin.h: Likewise.
12120 * config/i386/x86-64.h: Likewise.
12121 * config/i386/x86intrin.h: Likewise.
12122 * config/i386/xmmintrin.h: Likewise.
12123 * config/ia64/crtbegin.asm: Likewise.
12124 * config/ia64/crtend.asm: Likewise.
12125 * config/ia64/crtfastmath.c: Likewise.
12126 * config/ia64/crti.asm: Likewise.
12127 * config/ia64/crtn.asm: Likewise.
12128 * config/ia64/fde-glibc.c: Likewise.
12129 * config/ia64/lib1funcs.asm: Likewise.
12130 * config/ia64/linux-unwind.h: Likewise.
12131 * config/ia64/quadlib.c: Likewise.
12132 * config/ia64/unwind-ia64.c: Likewise.
12133 * config/linux.h: Likewise.
12134 * config/m32c/m32c-lib1.S: Likewise.
12135 * config/m32c/m32c-lib2-trapv.c: Likewise.
12136 * config/m32c/m32c-lib2.c: Likewise.
12137 * config/m32r/initfini.c: Likewise.
12138 * config/m68hc11/larith.asm: Likewise.
12139 * config/m68hc11/m68hc11-crt0.S: Likewise.
12140 * config/m68k/cf.md: Likewise.
12141 * config/m68k/crti.s: Likewise.
12142 * config/m68k/crtn.s: Likewise.
12143 * config/m68k/lb1sf68.asm: Likewise.
12144 * config/m68k/linux-unwind.h: Likewise.
12145 * config/mcore/crti.asm: Likewise.
12146 * config/mcore/crtn.asm: Likewise.
12147 * config/mcore/lib1.asm: Likewise.
12148 * config/mips/linux-unwind.h: Likewise.
12149 * config/mips/loongson.h: Likewise.
12150 * config/mips/mips16.S: Likewise.
12151 * config/mmix/crti.asm: Likewise.
12152 * config/mmix/crtn.asm: Likewise.
12153 * config/pa/fptr.c: Likewise.
12154 * config/pa/hpux-unwind.h: Likewise.
12155 * config/pa/lib2funcs.asm: Likewise.
12156 * config/pa/linux-atomic.c: Likewise.
12157 * config/pa/linux-unwind.h: Likewise.
12158 * config/pa/milli64.S: Likewise.
12159 * config/pa/quadlib.c: Likewise.
12160 * config/pa/stublib.c: Likewise.
12161 * config/picochip/libgccExtras/adddi3.asm: Likewise.
12162 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
12163 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
12164 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
12165 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
12166 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
12167 * config/picochip/libgccExtras/divmod15.asm: Likewise.
12168 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
12169 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
12170 * config/picochip/libgccExtras/longjmp.asm: Likewise.
12171 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
12172 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
12173 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
12174 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
12175 * config/picochip/libgccExtras/setjmp.asm: Likewise.
12176 * config/picochip/libgccExtras/subdi3.asm: Likewise.
12177 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
12178 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
12179 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
12180 * config/rs6000/750cl.h: Likewise.
12181 * config/rs6000/altivec.h: Likewise.
12182 * config/rs6000/biarch64.h: Likewise.
12183 * config/rs6000/crtresfpr.asm: Likewise.
12184 * config/rs6000/crtresgpr.asm: Likewise.
12185 * config/rs6000/crtresxfpr.asm: Likewise.
12186 * config/rs6000/crtresxgpr.asm: Likewise.
12187 * config/rs6000/crtsavfpr.asm: Likewise.
12188 * config/rs6000/crtsavgpr.asm: Likewise.
12189 * config/rs6000/darwin-asm.h: Likewise.
12190 * config/rs6000/darwin-fallback.c: Likewise.
12191 * config/rs6000/darwin-fpsave.asm: Likewise.
12192 * config/rs6000/darwin-ldouble.c: Likewise.
12193 * config/rs6000/darwin-tramp.asm: Likewise.
12194 * config/rs6000/darwin-unwind.h: Likewise.
12195 * config/rs6000/darwin-vecsave.asm: Likewise.
12196 * config/rs6000/darwin-world.asm: Likewise.
12197 * config/rs6000/e500crtres32gpr.asm: Likewise.
12198 * config/rs6000/e500crtres64gpr.asm: Likewise.
12199 * config/rs6000/e500crtres64gprctr.asm: Likewise.
12200 * config/rs6000/e500crtrest32gpr.asm: Likewise.
12201 * config/rs6000/e500crtrest64gpr.asm: Likewise.
12202 * config/rs6000/e500crtresx32gpr.asm: Likewise.
12203 * config/rs6000/e500crtresx64gpr.asm: Likewise.
12204 * config/rs6000/e500crtsav32gpr.asm: Likewise.
12205 * config/rs6000/e500crtsav64gpr.asm: Likewise.
12206 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
12207 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
12208 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
12209 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
12210 * config/rs6000/eabi-ci.asm: Likewise.
12211 * config/rs6000/eabi-cn.asm: Likewise.
12212 * config/rs6000/eabi.asm: Likewise.
12213 * config/rs6000/linux-unwind.h: Likewise.
12214 * config/rs6000/linux64.h: Likewise.
12215 * config/rs6000/paired.h: Likewise.
12216 * config/rs6000/paired.md: Likewise.
12217 * config/rs6000/ppc64-fp.c: Likewise.
12218 * config/rs6000/ppu_intrinsics.h: Likewise.
12219 * config/rs6000/rs6000.h: Likewise.
12220 * config/rs6000/si2vmx.h: Likewise.
12221 * config/rs6000/sol-ci.asm: Likewise.
12222 * config/rs6000/sol-cn.asm: Likewise.
12223 * config/rs6000/spe.h: Likewise.
12224 * config/rs6000/spu2vmx.h: Likewise.
12225 * config/rs6000/sysv4.h: Likewise.
12226 * config/rs6000/tramp.asm: Likewise.
12227 * config/rs6000/vec_types.h: Likewise.
12228 * config/s390/linux-unwind.h: Likewise.
12229 * config/s390/tpf-unwind.h: Likewise.
12230 * config/score/crti.asm: Likewise.
12231 * config/score/crtn.asm: Likewise.
12232 * config/sh/crt1.asm: Likewise.
12233 * config/sh/crti.asm: Likewise.
12234 * config/sh/crtn.asm: Likewise.
12235 * config/sh/divtab-sh4-300.c: Likewise.
12236 * config/sh/divtab-sh4.c: Likewise.
12237 * config/sh/divtab.c: Likewise.
12238 * config/sh/lib1funcs-4-300.asm: Likewise.
12239 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
12240 * config/sh/lib1funcs.asm: Likewise.
12241 * config/sh/lib1funcs.h: Likewise.
12242 * config/sh/linux-atomic.asm: Likewise.
12243 * config/sh/linux-unwind.h: Likewise.
12244 * config/sh/shmedia.h: Likewise.
12245 * config/sh/sshmedia.h: Likewise.
12246 * config/sh/ushmedia.h: Likewise.
12247 * config/sparc/crtfastmath.c: Likewise.
12248 * config/sparc/linux-unwind.h: Likewise.
12249 * config/sparc/sol2-c1.asm: Likewise.
12250 * config/sparc/sol2-ci.asm: Likewise.
12251 * config/sparc/sol2-cn.asm: Likewise.
12252 * config/spu/divmodti4.c: Likewise.
12253 * config/spu/divv2df3.c: Likewise.
12254 * config/spu/float_disf.c: Likewise.
12255 * config/spu/float_unsdidf.c: Likewise.
12256 * config/spu/float_unsdisf.c: Likewise.
12257 * config/spu/float_unssidf.c: Likewise.
12258 * config/spu/mfc_multi_tag_release.c: Likewise.
12259 * config/spu/mfc_multi_tag_reserve.c: Likewise.
12260 * config/spu/mfc_tag_release.c: Likewise.
12261 * config/spu/mfc_tag_reserve.c: Likewise.
12262 * config/spu/mfc_tag_table.c: Likewise.
12263 * config/spu/multi3.c: Likewise.
12264 * config/spu/spu_internals.h: Likewise.
12265 * config/spu/spu_intrinsics.h: Likewise.
12266 * config/spu/spu_mfcio.h: Likewise.
12267 * config/spu/vec_types.h: Likewise.
12268 * config/spu/vmx2spu.h: Likewise.
12269 * config/stormy16/stormy16-lib2.c: Likewise.
12270 * config/svr4.h: Likewise.
12271 * config/sync.c: Likewise.
12272 * config/v850/lib1funcs.asm: Likewise.
12273 * config/vxlib-tls.c: Likewise.
12274 * config/vxlib.c: Likewise.
12275 * config/vxworks-dummy.h: Likewise.
12276 * config/xtensa/crti.asm: Likewise.
12277 * config/xtensa/crtn.asm: Likewise.
12278 * config/xtensa/ieee754-df.S: Likewise.
12279 * config/xtensa/ieee754-sf.S: Likewise.
12280 * config/xtensa/lib1funcs.asm: Likewise.
12281 * config/xtensa/lib2funcs.S: Likewise.
12282 * config/xtensa/linux-unwind.h: Likewise.
12283 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
12284 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
12285 * coretypes.h: Likewise.
12286 * crtstuff.c: Likewise.
12287 * defaults.h: Likewise.
12288 * dwarf2.h: Likewise.
12289 * emutls.c: Likewise.
12290 * gbl-ctors.h: Likewise.
12291 * gcov-io.h: Likewise.
12292 * ginclude/float.h: Likewise.
12293 * ginclude/iso646.h: Likewise.
12294 * ginclude/stdarg.h: Likewise.
12295 * ginclude/stdbool.h: Likewise.
12296 * ginclude/stddef.h: Likewise.
12297 * ginclude/stdfix.h: Likewise.
12298 * ginclude/stdint-gcc.h: Likewise.
12299 * ginclude/tgmath.h: Likewise.
12300 * gthr-aix.h: Likewise.
12301 * gthr-dce.h: Likewise.
12302 * gthr-gnat.c: Likewise.
12303 * gthr-gnat.h: Likewise.
12304 * gthr-lynx.h: Likewise.
12305 * gthr-mipssde.h: Likewise.
12306 * gthr-nks.h: Likewise.
12307 * gthr-posix.c: Likewise.
12308 * gthr-posix.h: Likewise.
12309 * gthr-posix95.h: Likewise.
12310 * gthr-rtems.h: Likewise.
12311 * gthr-single.h: Likewise.
12312 * gthr-solaris.h: Likewise.
12313 * gthr-tpf.h: Likewise.
12314 * gthr-vxworks.h: Likewise.
12315 * gthr-win32.h: Likewise.
12316 * gthr.h: Likewise.
12317 * libgcc2.c: Likewise.
12318 * libgcc2.h: Likewise.
12319 * libgcov.c: Likewise.
12320 * tsystem.h: Likewise.
12321 * typeclass.h: Likewise.
12322 * unwind-c.c: Likewise.
12323 * unwind-compat.h: Likewise.
12324 * unwind-dw2-fde-compat.c: Likewise.
12325 * unwind-dw2-fde-darwin.c: Likewise.
12326 * unwind-dw2-fde-glibc.c: Likewise.
12327 * unwind-dw2-fde.c: Likewise.
12328 * unwind-dw2-fde.h: Likewise.
12329 * unwind-dw2.c: Likewise.
12330 * unwind-dw2.h: Likewise.
12331 * unwind-generic.h: Likewise.
12332 * unwind-pe.h: Likewise.
12333 * unwind-sjlj.c: Likewise.
12334 * unwind.inc: Likewise.
12335 * config/arm/neon-gen.ml: Change generated copyright header to
12336 refer to version 3 of the GNU General Public License with
12337 version 3.1 of the GCC Runtime Library Exception and to point
12338 readers at the COPYING3 and COPYING3.RUNTIME files and the
12339 FSF's license web page.
12340 * config/arm/arm_neon.h: Regenerate.
12342 2009-04-09 Jakub Jelinek <jakub@redhat.com>
12344 * config/cris/cris.md: Change copyright header to refer to version
12345 3 of the GNU General Public License.
12346 * doc/install.texi2html: Change copyright header to refer to version
12347 3 of the GNU General Public License and to point readers at the
12348 COPYING3 file and the FSF's license web page.
12349 * config/vax/linux.h: Likewise.
12351 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
12353 * config/i386/i386.md (cmpcc): New.
12354 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
12355 (sync_compare_and_swap_cc*): Delete.
12357 * config/s390/s390.c (s390_compare_emitted): Remove.
12358 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
12359 s390_compare_emitted used to be handled. Assert that modes match.
12360 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
12361 refer to sync_compare_and_swap_ccsi.
12362 * config/s390/s390.h (s390_compare_emitted): Remove.
12363 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
12364 instead of s390_compare_emitted.
12365 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
12366 instead of s390_compare_emitted.
12367 * config/s390/s390.md (cmpcc): New.
12368 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
12369 CC_REGNUM, do not pretend it's set.
12370 (sync_compare_and_swap_cc*): Delete.
12371 * config/s390/predicates.md (cc_reg_operand): New.
12373 * expr.c (sync_compare_and_swap_cc): Delete.
12374 * optabs.h (sync_compare_and_swap_cc): Delete.
12375 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
12376 is being used with can_compare_p.
12377 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
12378 (find_cc_set): New.
12379 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
12380 look for a MODE_CC set instead. Use emit_store_flag.
12381 (expand_compare_and_swap_loop): Likewise, with some additional
12382 complication to avoid a force_reg when useless. Use
12383 emit_cmp_and_jump_insns.
12384 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
12385 * doc/md.texi (sync_compare_and_swap_cc): Merge with
12386 sync_compare_and_swap documentation.
12388 2009-04-09 Jan Hubicka <jh@suse.cz>
12390 * except.c (find_prev_try): Break out from ....
12391 (duplicate_eh_regions): ... here; properly update prev_try pointers
12392 when duplication part of tree.
12393 (dump_eh_tree): Improve dumping.
12394 (verify_eh_region): New.
12395 (verify_eh_tree): Use it.
12397 2009-04-06 Richard Guenther <rguenther@suse.de>
12399 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
12400 &ARRAY addresses by adjusting their types and prepending
12402 * tree-cfg.c (verify_gimple_assign_single): Verify that
12403 addresses are correct.
12405 2009-04-09 Richard Guenther <rguenther@suse.de>
12407 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
12408 indices into an array reference if possible.
12409 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
12410 Fold POINTER_PLUS_EXPR statements with invariant address.
12412 2009-04-09 Alan Modra <amodra@bigpond.net.au>
12415 * config.gcc (powerpc64-*-linux*): Always build biarch.
12417 2009-04-09 Joseph Myers <joseph@codesourcery.com>
12420 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
12421 it and pedwarn if this results in an INTEGER_CST.
12423 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12425 * doc/install.texi: Update minimum GMP version. Remove obsolete
12426 text in MPFR section.
12428 2009-04-08 Jakub Jelinek <jakub@redhat.com>
12430 * dwarf2out.c (class_scope_p): New static inline.
12431 (class_or_namespace_scope_p): Use it.
12432 (gen_variable_die): Use DW_TAG_member tag for static data member
12433 declarations instead of DW_TAG_variable.
12435 PR middle-end/39573
12436 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
12439 2009-04-08 Richard Guenther <rguenther@suse.de>
12441 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
12442 valueize random data.
12444 2009-04-08 David Edelsohn <edelsohn@gnu.org>
12446 * config.gcc (aix tm_file): Add aix-stdint.h.
12447 (aix tm clause use_gcc_stdint): Set to wrap.
12448 * config/rs6000/aix-stdint.h: New file.
12450 2009-04-08 Richard Guenther <rguenther@suse.de>
12452 PR middle-end/36291
12453 * tree-dfa.c (add_referenced_var): Do not recurse into
12454 global initializers.
12455 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
12457 (fold_const_aggregate_ref): Likewise.
12459 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12461 * recog.c (ordered_comparison_operator): New.
12462 * gensupport.c (std_preds): Add it.
12463 * doc/md.texi (Machine-Independent Predicates): Document it.
12465 2009-04-08 Jan Hubicka <jh@suse.cz>
12467 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
12468 * function.h (rtl_eh): Remove exception_handler_label_map.
12469 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
12470 remove_exception_handler_label, for_each_eh_label_1): Remove.
12471 (rtl_remove_unreachable_regions): Remove.
12472 (convert_from_eh_region_ranges): Do not remove unreachable regions.
12473 (find_exception_handler_labels): Don't build the hashtable.
12474 (maybe_remove_eh_handler): Remove.
12475 (for_each_eh_label): Rewrite to walk the tree.
12476 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
12477 * except.h (maybe_remove_eh_handler): Remove.
12478 * passes.c (init_optimization_passes): Schedule second EH cleanup
12480 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
12481 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
12483 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
12485 * genoutput.c (validate_optab_operands): New.
12486 (gen_insn, gen_expand): Call it.
12488 * genflags.c (gen_insn): Detect misused iterators.
12489 (main): Pass line_no to gen_insn, exit with status 1 on error.
12491 * genextract.c (line_no): Make global.
12492 (VEC_safe_set_locstr): Change assertion to error message.
12493 (main): Exit with status 1 on error.
12495 2009-04-08 Joseph Myers <joseph@codesourcery.com>
12499 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
12500 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
12501 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
12502 * c-convert.c (convert): Do not call fold on results of conversion
12503 functions when the result is a C_MAYBE_CONST_EXPR.
12504 * c-parser.c (c_parser_postfix_expression): Do not fold condition
12505 of __builtin_choose_expr.
12506 * c-typeck.c (remove_c_maybe_const_expr): New.
12507 (build_unary_op, build_conditional_expr, build_compound_expr,
12508 build_binary_op, c_objc_common_truthvalue_conversion): Call
12509 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
12512 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
12514 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
12515 CODE to produce a new one. Add a prototype to use fold_convert_const
12517 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
12520 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
12521 mix declarations and code.
12523 2009-04-08 Ben Elliston <bje@au.ibm.com>
12525 * gcc.c: Replace `CC' with `GCC' throughout.
12527 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
12529 * doc/invoke.texi: Document Atom support.
12531 2009-04-07 Jason Merrill <jason@redhat.com>
12534 * c-common.h, c-common.c: Add flag_pretty_templates.
12535 * c-opts.c (c_common_handle_option): Set it.
12536 * c.opt: Add -fno-pretty-templates.
12537 * doc/invoke.texi (C++ Dialect Options): Likewise.
12539 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
12541 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
12542 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
12543 (ia64_expand_builtin): Likewise.
12545 2009-04-07 Martin Jambor <mjambor@suse.cz>
12547 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
12548 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
12549 ADDR_EXPRS are include too.
12551 2009-04-07 Richard Guenther <rguenther@suse.de>
12553 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
12554 decls are only used if passes as parameters or if they are
12555 local statics and the call is not to a builtin.
12556 (call_may_clobber_ref_p_1): Likewise.
12558 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12560 * expr.c (do_store_flag): Remove last argument. Simplify code
12561 to avoid duplication of tests already done by can_compare_p.
12562 (expand_expr_real_1): Adjust caller.
12564 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12566 * optabs.c (can_compare_p): Test the predicate of a
12567 cbranch and cstore pattern.
12569 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12571 * expr.c (convert_move): Use emit_store_flag instead of
12574 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
12576 * config/i386/i386.c (ix86_compare_emitted): Remove.
12577 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
12578 ix86_compare_op0 like ix86_compare_emitted used to be handled.
12579 * config/i386/i386.h (ix86_compare_emitted): Remove.
12580 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
12581 instead of ix86_compare_emitted.
12582 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
12584 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
12586 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
12587 Add t-sysroot-suffix to tmake_file.
12588 * config/print-sysroot-suffix.sh: New file.
12589 * config/t-sysroot-suffix: New file.
12591 2009-04-07 Ben Elliston <bje@au.ibm.com>
12593 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
12594 as the latter produces a warning when the target does not support
12597 2009-04-07 Ben Elliston <bje@au.ibm.com>
12599 * dfp.c: Replace type punning assignments with memcpy throughout.
12600 * Makefile.in (dfp.o-warn): Remove.
12602 2009-04-07 Alan Modra <amodra@bigpond.net.au>
12605 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
12606 Include soft-fp/t-softfp after rs6000/t-linux64.
12608 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
12610 * stor-layout.c (set_sizetype): Use the full precision of their
12611 machine mode for bitsize types.
12613 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
12615 * config/i386/i386.md: Revert 2 accidental checkins.
12617 2009-04-06 Joey Ye <joey.ye@intel.com>
12618 Xuepeng Guo <xuepeng.guo@intel.com>
12619 H.J. Lu <hongjiu.lu@intel.com>
12621 Atom pipeline model, tuning and insn selection.
12622 * config.gcc (atom): Add atom config options and target.
12624 * config/i386/atom.md: New.
12626 * config/i386/i386.c (atom_cost): New cost.
12627 (m_ATOM): New macro flag.
12628 (initial_ix86_tune_features): Set m_ATOM.
12629 (x86_accumulate_outgoing_args): Likewise.
12630 (x86_arch_always_fancy_math_387): Likewise.
12631 (processor_target): Add Atom cost.
12632 (cpu_names): Add Atom cpu name.
12633 (override_options): Set Atom ISA.
12634 (ix86_issue_rate): New case PROCESSOR_ATOM.
12635 (ix86_adjust_cost): Likewise.
12637 * config/i386/i386.h (TARGET_ATOM): New target macro.
12638 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
12639 (TARGET_OPT_AGU): New target option.
12640 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
12641 (processor_type): Add PROCESSOR_ATOM.
12643 * config/i386/i386.md (cpu): Add new value "atom".
12644 (use_carry, movu): New attr.
12645 (atom.md): Include atom.md.
12646 (adddi3_carry_rex64): Set attr "use_carry".
12647 (addqi3_carry): Likewise.
12648 (addhi3_carry): Likewise.
12649 (addsi3_carry): Likewise.
12650 (*addsi3_carry_zext): Likewise.
12651 (subdi3_carry_rex64): Likewise.
12652 (subqi3_carry): Likewise.
12653 (subhi3_carry): Likewise.
12654 (subsi3_carry): Likewise.
12655 (x86_movdicc_0_m1_rex64): Likewise.
12656 (*x86_movdicc_0_m1_se): Likewise.
12657 (x86_movsicc_0_m1): Likewise.
12658 (*x86_movsicc_0_m1_se): Likewise.
12659 (*adddi_1_rex64): Emit add insn as much as possible.
12660 (*addsi_1): Likewise.
12661 (return_internal): Set atom_unit.
12662 (return_internal_long): Likewise.
12663 (return_pop_internal): Likewise.
12664 (*rcpsf2_sse): Set atom_sse_attr attr.
12665 (*qrt<mode>2_sse): Likewise.
12666 (*prefetch_sse): Likewise.
12668 * config/i386/i386-c.c (ix86_target_macros_internal): New case
12670 (ix86_target_macros_internal): Likewise.
12672 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
12673 (*prefetch_sse_rex): Likewise.
12674 (sse_rcpv4sf2): Likewise.
12675 (sse_vmrcpv4sf2): Likewise.
12676 (sse_sqrtv4sf2): Likewise.
12677 (<sse>_vmsqrt<mode>2): Likewise.
12678 (sse_ldmxcsr): Likewise.
12679 (sse_stmxcsr): Likewise.
12680 (*sse_sfence): Likewise.
12681 (sse2_clflush): Likewise.
12682 (*sse2_mfence): Likewise.
12683 (*sse2_lfence): Likewise.
12684 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
12685 (<sse>_movup<ssemodesuffixf2c>): Likewise.
12686 (avx_movdqu<avxmodesuffix>): Likewise.
12687 (avx_lddqu<avxmodesuffix>): Likewise.
12688 (sse2_movntv2di): Change attr "type" to "ssemov".
12689 (sse2_movntsi): Likewise.
12690 (rsqrtv8sf2): Change attr "type" to "sseadd".
12691 (sse3_addsubv2df3): Set attr "atom_unit".
12692 (sse3_h<plusminus_insn>v4sf3): Likewise.
12693 (*sse2_pmaddwd): Likewise.
12694 (*vec_extractv2di_1_rex64): Likewise.
12695 (*vec_extractv2di_1_avx): Likewise.
12696 (sse2_psadbw): Likewise.
12697 (ssse3_phaddwv8hi3): Likewise.
12698 (ssse3_phaddwv4hi3): Likewise.
12699 (ssse3_phadddv4si3): Likewise.
12700 (ssse3_phadddv2si3): Likewise.
12701 (ssse3_phaddswv8hi3): Likewise.
12702 (ssse3_phaddswv4hi3): Likewise.
12703 (ssse3_phsubwv8hi3): Likewise.
12704 (ssse3_phsubwv4hi3): Likewise.
12705 (ssse3_phsubdv4si3): Likewise.
12706 (ssse3_phsubdv2si3): Likewise.
12707 (ssse3_phsubswv8hi3): Likewise.
12708 (ssse3_phsubswv4hi3): Likewise.
12709 (ssse3_pmaddubsw128): Likewise.
12710 (sse3_pmaddubsw: Likewise.
12711 (ssse3_palignrti): Likewise.
12712 (ssse3_palignrdi): Likewise.
12714 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
12716 * doc/install.texi (Specific): Fix two cross-references to MinGW.
12718 2009-04-06 Richard Guenther <rguenther@suse.de>
12720 PR tree-optimization/28868
12721 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
12722 of which PHI results we inserted.
12723 (insert_into_preds_of_block): Record inserted PHIs.
12724 (eliminate): Eliminate redundant PHI nodes.
12725 (init_pre): Init inserted_phi_names.
12727 2009-04-06 Richard Guenther <rguenther@suse.de>
12729 PR tree-optimization/39643
12730 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
12731 IMAGPART_EXPRs of complex constants.
12732 (execute_fold_all_builtins): If we folded a call queue
12733 TODO_update_address_taken.
12735 2009-04-06 Jan Hubicka <jh@suse.cz>
12737 PR middle-end/39659
12738 * except.c (remove_unreachable_regions): Propagate may_contain_throw
12741 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
12743 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
12745 (ic_invalidate_array): Likewise.
12747 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
12749 * calls.c (emit_library_call_value_1): Fix a problem with parameter
12750 alignment for library calls.
12752 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
12754 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
12755 (mingw32 tm clause use_gcc_stdint): Set to wrap.
12756 * config/i386/mingw-stdint.h: New file.
12758 2009-04-05 Richard Guenther <rguenther@suse.de>
12760 PR tree-optimization/39648
12761 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
12762 our &A vs. &A[0] IL deficiencies.
12764 2009-04-04 Jan Hubicka <jh@suse.cz>
12766 * except.c (sjlj_find_directly_reachable_regions): Be ready for
12767 removed toplevel regions.
12768 (sjlj_mark_call_sites): Likewise.
12770 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
12772 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
12773 (cygwin tm clause use_gcc_stdint): Set to wrap.
12774 * config/i386/cygwin-stdint.h: New file.
12776 2009-04-04 Richard Guenther <rguenther@suse.de>
12778 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
12779 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
12780 single-argument PHIs if we are in loop-closed SSA form.
12781 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
12782 for the pre-condition.
12783 (slpeel_tree_peel_loop_to_edge): Likewise.
12784 (vect_build_loop_niters): Take an optional sequence to append stmts.
12785 (vect_generate_tmps_on_preheader): Likewise.
12786 (vect_do_peeling_for_loop_bound): Take extra guards for the
12788 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
12789 the cost model check.
12790 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
12791 guards if we are going to peel. Do not apply versioning in that case.
12792 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
12793 (vect_do_peeling_for_loop_bound): Likewise.
12794 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
12795 loop bound only record extra pre-conditions, do not apply loop
12798 2009-04-04 Richard Guenther <rguenther@suse.de>
12800 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
12803 2009-04-04 Jan Hubicka <jh@suse.cz>
12805 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
12806 last_basic_block for size of bb->index indexed array.
12807 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
12808 compute_out, link_btr_uses, build_btr_def_use_webs,
12809 build_btr_def_use_webs, migrate_btr_defs): Likewise.
12811 2009-04-04 Jan Hubicka <jh@suse.cz>
12813 * except.c (remove_eh_handler_and_replace): Break out from ...
12814 (remove_eh_handler): ... here.
12815 (bring_to_root): New function.
12816 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
12817 handled ones, bring others to root of tree.
12819 2009-04-04 Jan Hubicka <jh@suse.cz>
12821 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
12822 (all_phis_safe_to_merge): New function.
12823 (update_info): New structure.
12824 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
12825 (cleanup_empty_eh): Update SSA if possible.
12827 2009-04-04 Richard Guenther <rguenther@suse.de>
12829 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
12830 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
12831 (append_vuse): Likewise.
12833 2009-04-04 Jakub Jelinek <jakub@redhat.com>
12835 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
12836 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
12837 instead of REG_UNSAVED for DW_CFA_undefined.
12838 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
12839 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
12842 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
12845 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
12846 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
12847 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
12849 2009-04-04 Richard Guenther <rguenther@suse.de>
12851 PR tree-optimization/8781
12852 PR tree-optimization/37892
12853 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
12854 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
12855 (valueize_refs): Call it for *& valueizations.
12856 (shared_reference_ops_from_ref): Rename to ...
12857 (valueize_shared_reference_ops_from_ref): ... this and valueize.
12858 (shared_reference_ops_from_call): Rename to ...
12859 (valueize_shared_reference_ops_from_call): ... this and valueize.
12860 (vn_reference_lookup): Update.
12861 (visit_reference_op_call): Likewise.
12862 * tree-ssa-pre.c (phi_translate_1): Fold *&.
12863 (eliminate): Value-replace the call address in call statements.
12865 2009-04-04 Richard Guenther <rguenther@suse.de>
12867 PR tree-optimization/39636
12868 * tree-ssa-forwprop.c
12869 (forward_propagate_addr_into_variable_array_index): Check for
12870 GIMPLE_ASSIGN before accessing the rhs code.
12872 2009-04-03 Jason Merrill <jason@redhat.com>
12874 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
12876 2009-04-03 Steve Ellcey <sje@cup.hp.com>
12878 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
12879 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
12880 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
12881 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
12882 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
12883 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
12884 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
12885 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
12886 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
12887 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
12888 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
12889 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
12890 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
12891 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
12892 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
12893 Use fr_reg_or_fp01_operand instead of fr_register_operand
12895 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
12896 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
12897 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
12899 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
12901 PR rtl-optimization/39607
12902 PR rtl-optimization/39631
12906 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
12907 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
12908 instead of DF_LR_OUT.
12909 * ira-lives.c (process_bb_node_lives): Ditto.
12910 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
12911 instead of DF_LR_{OUT,IN}.
12912 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
12913 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
12915 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
12917 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
12918 (execute_lower_omp): Always run but take the short way out if -fopenmp
12920 (gate_lower_omp): Remove, forcing the pass manager to always run the
12921 pass and always set PROP_gimple_lomp.
12922 (pass_lower_omp): Remove gate function.
12923 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
12924 PROP_trees. Instead, require it.
12925 * ipa-cp.c (pass_ipa_cp): Likewise.
12926 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
12927 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
12928 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
12929 and PROP_gimple_leh.
12931 2009-04-03 Richard Guenther <rguenther@suse.de>
12933 PR middle-end/13146
12934 PR tree-optimization/23940
12935 PR tree-optimization/33237
12936 PR middle-end/33974
12937 PR middle-end/34093
12938 PR tree-optimization/36201
12939 PR tree-optimization/36230
12940 PR tree-optimization/38049
12941 PR tree-optimization/38207
12942 PR tree-optimization/38230
12943 PR tree-optimization/38301
12944 PR tree-optimization/38585
12945 PR middle-end/38895
12946 PR tree-optimization/38985
12947 PR tree-optimization/39299
12948 * tree-ssa-structalias.h: Remove.
12949 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
12950 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
12951 (struct vuse_element_d): Remove.
12952 (struct vuse_vec_d): Likewise.
12953 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
12954 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
12955 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
12956 VUSE_ELEMENT_VAR): Likewise.
12957 (struct voptype_d): Likewise.
12958 (NUM_VOP_FREE_BUCKETS): Likewise.
12959 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
12960 (struct stmt_operands_d): Remove.
12961 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
12962 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
12963 VDEF_NUM, VDEF_VECT): Likewise.
12964 (copy_virtual_operands): Remove.
12965 (operand_build_cmp): Likewise.
12966 (create_ssa_artificial_load_stmt): Likewise.
12967 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
12968 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
12969 vuse_index and mayuse_index members. Pack and move done and iter_type
12970 members to the front.
12971 (SSA_OP_VMAYUSE): Remove.
12972 (SSA_OP_VIRTUAL_USES): Adjust.
12973 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
12974 (unlink_stmt_vdef): Declare.
12975 (add_to_addressable_set): Remove.
12976 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
12977 (vrp_visit_stmt): Likewise.
12978 * doc/tree-ssa.texi (Alias analysis): Update.
12979 * doc/invoke.texi (max-aliased-vops): Remove docs.
12980 (avg-aliased-vops): Likewise.
12981 * tree-into-ssa.c (syms_to_rename): Remove.
12982 (need_to_update_vops_p): Likewise.
12983 (need_to_initialize_update_ssa_p): Rename to ...
12984 (update_ssa_initialized_fn): ... this. Track function we are
12986 (symbol_marked_for_renaming): Simplify.
12987 (add_new_name_mapping): Do not set need_to_update_vops_p.
12988 (dump_currdefs): Use SYMS_TO_RENAME.
12989 (rewrite_update_stmt): Always walk all uses/defs.
12990 (dump_update_ssa): Adjust.
12991 (init_update_ssa): Take function argument. Track what we are
12993 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
12994 (create_new_def_for): Initialize for cfun, assert we are initialized
12996 (mark_sym_for_renaming): Simplify.
12997 (mark_set_for_renaming): Do not initialize update-ssa.
12998 (need_ssa_update_p): Simplify. Take function argument.
12999 (name_mappings_registered_p): Assert we ask for the correct function.
13000 (name_registered_for_update_p): Likewise.
13001 (ssa_names_to_replace): Likewise.
13002 (release_ssa_name_after_update_ssa): Likewise.
13003 (update_ssa): Likewise. Use SYMS_TO_RENAME.
13004 (dump_decl_set): Do not print a newline.
13005 (debug_decl_set): Do it here.
13006 (dump_update_ssa): And here.
13007 * tree-ssa-loop-im.c (move_computations): Adjust.
13008 (movement_possibility): Likewise.
13009 (determine_max_movement): Likewise.
13010 (gather_mem_refs_stmt): Likewise.
13011 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
13012 or NAME_MEMORY_TAG.
13013 * tree-complex.c (update_all_vops): Remove.
13014 (expand_complex_move): Adjust.
13015 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
13016 Simplify test for memory referencing statement. Exclude
13017 non-invariant ADDR_EXPRs.
13018 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
13019 * tree-loop-distribution.c (generate_memset_zero): Adjust.
13020 (rdg_flag_uses): Likewise.
13021 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
13023 (tree_optimize_tail_calls_1): Also split the
13024 edge from the entry block if we have degenerate PHI nodes in
13025 the first basic block.
13026 * tree.c (init_ttree): Remove memory-tag related code.
13027 (tree_code_size): Likewise.
13028 (tree_node_structure): Likewise.
13029 (build7_stat): Re-write to be build6_stat.
13030 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
13031 (SSA_VAR_P): Adjust.
13032 (struct tree_memory_tag): Remove.
13033 (struct tree_memory_partition_tag): Likewise.
13034 (union tree_node): Adjust.
13035 (build7): Re-write to be build6.
13036 * tree-pass.h (pass_reset_cc_flags): Remove.
13037 (TODO_update_address_taken): New flag.
13038 (pass_simple_dse): Remove.
13039 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
13040 * params.h (MAX_ALIASED_VOPS): Remove.
13041 (AVG_ALIASED_VOPS): Likewise.
13042 * omp-low.c (expand_omp_taskreg): Update SSA form.
13043 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
13044 aliases the lhs in a copy stmt.
13045 * tree-ssa-dse.c (struct address_walk_data): Remove.
13046 (memory_ssa_name_same): Likewise.
13047 (memory_address_same): Likewise.
13048 (get_kill_of_stmt_lhs): Likewise.
13049 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
13050 unused stores. Look through PHI nodes into post-dominated regions.
13051 (dse_optimize_stmt): Simplify. Properly remove stores.
13052 (tree_ssa_dse): Compute dominators.
13053 (execute_simple_dse): Remove.
13054 (pass_simple_dse): Likewise.
13055 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
13056 gimple_loaded_syms and gimple_stored_syms computation.
13057 * toplev.c (dump_memory_report): Dump alias and pta stats.
13058 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
13059 (vn_reference_eq): Likewise.
13060 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
13061 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
13062 valueize_vuses): Remove.
13063 (get_def_ref_stmt_vuses): Simplify. Rename to ...
13064 (get_def_ref_stmt_vuse): ... this.
13065 (vn_reference_lookup_2): New function.
13066 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
13067 walking equivalent vuses. Simplify.
13068 (vn_reference_lookup): Likewise.
13069 (vn_reference_insert): Likewise.
13070 (vn_reference_insert_pieces): Likewise.
13071 (visit_reference_op_call): Simplify.
13072 (visit_reference_op_load): Likewise.
13073 (visit_reference_op_store): Likewise.
13074 (init_scc_vn): Remove shared_lookup_vuses initialization.
13075 (free_scc_vn): Remove shared_lookup_vuses freeing.
13076 (sort_vuses, sort_vuses_heap): Remove.
13077 (get_ref_from_reference_ops): Export.
13078 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
13079 vector with single vuse pointer.
13080 (vn_reference_lookup_pieces, vn_reference_lookup,
13081 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
13082 (shared_vuses_from_stmt): Remove.
13083 (get_ref_from_reference_ops): Declare.
13084 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
13085 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13086 memory-tag related code.
13087 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
13088 (likely_value): Add comment, skip static-chain of call statements.
13089 (surely_varying_stmt_p): Adjust.
13090 (gimplify_and_update_call_from_tree): Likewise.
13091 (execute_fold_all_builtins): Do not rebuild alias info.
13092 (gimplify_and_update_call_from_tree): Properly update VOPs.
13093 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
13094 (copy_ref_info): Remove memory-tag related code.
13095 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
13096 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
13097 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
13099 * tree-ssa-dom.c (gimple_p): Remove typedef.
13100 (eliminate_redundant_computations): Adjust.
13101 (record_equivalences_from_stmt): Likewise.
13102 (avail_expr_hash): Likewise.
13103 (avail_expr_eq): Likewise.
13104 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
13105 (stmt_makes_single_load): Likewise.
13106 (stmt_makes_single_store): Likewise.
13107 * tree-ssa-alias.c: Rewrite completely.
13108 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
13109 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
13110 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
13111 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
13112 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
13113 Remove public functions.
13114 (pass_reset_cc_flags): Remove.
13115 (pass_build_alias): Move ...
13116 * tree-ssa-structalias.c (pass_build_alias): ... here.
13117 * tree-ssa-alias.c (may_be_aliased): Move ...
13118 * tree-flow-inline.h (may_be_aliased): ... here.
13119 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
13120 count_uses_and_derefs): Move ...
13121 * gimple.c: ... here.
13122 * gimple.h (count_uses_and_derefs): Declare.
13123 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
13124 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
13125 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
13126 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
13127 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
13128 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
13129 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
13131 * tree-dfa.c (refs_may_alias_p): Move ...
13132 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
13133 * tree-ssa-alias.h: New file.
13134 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
13135 (statement_sink_location): Likewise.
13136 * opts.c (decode_options): Do not adjust max-aliased-vops or
13137 avg-aliased-vops values.
13138 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
13139 (TV_CALL_CLOBBER): Likewise.
13140 (TV_FLOW_SENSITIVE): Likewise.
13141 (TV_FLOW_INSENSITIVE): Likewise.
13142 (TV_MEMORY_PARTITIONING): Likewise.
13143 (TV_ALIAS_STMT_WALK): New timevar.
13144 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
13145 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
13146 (get_address_description): Remove memory-tag related code.
13147 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
13148 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
13149 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
13150 and immediate uses in statements. Document.
13151 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
13152 (dump_symbols): Remove.
13153 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
13154 * alias.c (get_deref_alias_set): New function split out from ...
13155 (get_alias_set): ... here.
13156 * alias.h (get_deref_alias_set): Declare.
13157 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
13158 type parameter. Remove restrict pointer handling. Create a
13159 ref-all pointer in case type-based alias sets do not conflict.
13160 (vect_analyze_data_refs): Remove SMT related code.
13161 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
13162 (vectorizable_load): Likewise.
13163 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
13164 (DR_SYMBOL_TAG, DR_VOPS): Remove.
13165 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
13166 Ignore vops and SMTs.
13167 (dr_analyze_alias): Likewise..
13168 (free_data_ref): Likewise.
13169 (create_data_ref): Likewise.
13170 (analyze_all_data_dependences): Likewise.
13171 (get_references_in_stmt): Adjust.
13172 * tree-flow-inline.h (gimple_aliases_computed_p,
13173 gimple_addressable_vars, gimple_call_clobbered_vars,
13174 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
13175 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
13176 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
13177 gimple_mem_ref_stats): Remove.
13178 (gimple_vop): New function.
13179 (op_iter_next_use): Remove vuses and mayuses cases.
13180 (op_iter_next_def): Remove vdefs case.
13181 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
13182 (clear_and_done_ssa_iter): Do not set removed fields.
13183 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
13184 Assert we are not iterating over vuses or vdefs if not also
13185 iterating over uses or defs.
13186 (op_iter_init_use): Likewise.
13187 (op_iter_init_def): Likewise.
13188 (op_iter_next_vdef): Remove.
13189 (op_iter_next_mustdef): Likewise.
13190 (op_iter_init_vdef): Likewise.
13191 (compare_ssa_operands_equal): Likewise.
13192 (link_use_stmts_after): Handle vuse operand.
13193 (is_call_used): Use is_call_clobbered.
13194 (is_call_clobbered): Global variables are always call clobbered,
13195 query the call-clobbers bitmap.
13196 (mark_call_clobbered): Ignore global variables.
13197 (clear_call_clobbered): Likewise.
13198 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
13199 virtual operands sanity check.
13200 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
13202 (TARGET_MEM_REF): Remove TMR_TAG operand.
13203 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
13204 Remove call-clobber related code.
13205 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
13206 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
13207 partitions or escape reason.
13208 (get_single_def_stmt, get_single_def_stmt_from_phi,
13209 get_single_def_stmt_with_phi): Remove.
13210 (dump_referenced_vars): Tidy.
13211 (get_ref_base_and_extent): Allow bare decls.
13212 (collect_dfa_stats): Adjust.
13213 * graphite.c (rename_variables_in_stmt): Adjust.
13214 (graphite_copy_stmts_from_block): Likewise.
13215 (translate_clast): Likewise.
13216 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
13218 (translate_vuse_through_block): Use the oracle.
13219 (phi_translate_1): Adjust.
13220 (value_dies_in_block_x): Use the oracle. Cache the outcome
13222 (valid_in_sets): Check if the VUSE for
13223 a REFERENCE is available.
13224 (eliminate): Do not remove stmts during elimination,
13225 instead queue and remove them afterwards.
13226 (do_pre): Do not rebuild alias info.
13227 (pass_pre): Run TODO_rebuild_alias before PRE.
13228 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
13229 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
13230 (mark_all_v_defs_stmt): Remove.
13231 (mark_all_v_defs_seq): Adjust.
13232 (sra_replace): Likewise.
13233 (scalarize_use): Likewise.
13234 (scalarize_copy): Likewise.
13235 (scalarize_init): Likewise.
13236 (scalarize_ldst): Likewise.
13237 (todoflags): Remove.
13238 (tree_sra): Do not rebuild alias info.
13239 (tree_sra_early): Adjust.
13240 (pass_sra): Run TODO_update_address_taken before SRA.
13241 * tree-predcom.c (set_alias_info): Remove.
13242 (prepare_initializers_chain): Do not call it.
13243 (mark_virtual_ops_for_renaming): Adjust.
13244 (mark_virtual_ops_for_renaming_list): Remove.
13245 (initialize_root_vars): Adjust.
13246 (initialize_root_vars_lm): Likewise.
13247 (prepare_initializers_chain): Likewise.
13248 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
13249 (may_propagate_copy_into_stmt): Likewise.
13250 (merge_alias_info): Do nothing for now.
13251 (propagate_tree_value_into_stmt): Adjust.
13252 (stmt_may_generate_copy): Likewise.
13253 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
13254 not mark symbols for renaming.
13255 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
13256 with the same statement, make sure to update the new pointed-to one.
13257 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
13258 call statements, do not mark symbols for renaming.
13259 (mark_operand_necessary): Dump something.
13260 (ref_may_be_aliased): New function.
13261 (mark_aliased_reaching_defs_necessary_1): New helper function.
13262 (mark_aliased_reaching_defs_necessary): Likewise.
13263 (mark_all_reaching_defs_necessary_1): Likewise.
13264 (mark_all_reaching_defs_necessary): Likewise.
13265 (propagate_necessity): Do not process virtual PHIs. For
13266 non-aliased loads mark all reaching definitions as necessary.
13267 For aliased loads and stores mark the immediate dominating
13268 aliased clobbers as necessary.
13269 (visited): New global static.
13270 (perform_tree_ssa_dce): Free visited bitmap after propagating
13272 (remove_dead_phis): Perform simple dead virtual PHI removal.
13273 (remove_dead_stmt): Properly unlink virtual operands when
13275 (eliminate_unnecessary_stmts): Schedule PHI removal after
13277 * tree-ssa-ter.c (is_replaceable_p): Adjust.
13278 (process_replaceable): Likewise.
13279 (find_replaceable_in_bb): Likewise.
13280 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
13281 based on the single gimple vop.
13282 (verify_flow_insensitive_alias_info): Remove.
13283 (verify_flow_sensitive_alias_info): Likewise.
13284 (verify_call_clobbering): Likewise.
13285 (verify_memory_partitions): Likewise.
13286 (verify_alias_info): Likewise.
13287 (verify_ssa): Adjust..
13288 (execute_update_addresses_taken): Export. Update SSA
13289 manually. Optimize only when optimizing. Use a local bitmap.
13290 (pass_update_address_taken): Remove TODO_update_ssa, add
13292 (pass_update_address_taken): Just use TODO_update_address_taken.
13293 (init_tree_ssa): Do not initialize addressable_vars.
13294 (verify_ssa): Verify new VUSE / VDEF properties.
13295 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
13296 Do not call verify_alias_info.
13297 (delete_tree_ssa): Clear the VUSE, VDEF operands.
13298 Do not free the loaded and stored syms bitmaps. Reset the escaped
13299 and callused solutions. Do not free addressable_vars.
13300 Remove memory-tag related code.
13301 (warn_uninitialized_var): Aliases are always available.
13302 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
13303 * lambda-code.c (can_put_in_inner_loop): Adjust.
13304 (can_put_after_inner_loop): Likewise.
13305 (perfect_nestify): Likewise.
13306 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
13307 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
13308 (vectorizable_conversion): Do not mark symbols for renaming.
13309 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
13310 (expand_call_inline): Unlink the calls virtual operands before
13312 (tree_function_versioning): Do not call update_ssa if we are not
13313 updating clones. Simplify.
13314 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
13315 (propagate_with_phi): Likewise..
13316 * tree-outof-ssa.c (create_temp): Remove memory tag and call
13317 clobber code. Assert we are not aliased or global.
13318 * tree-flow.h: Include tree-ssa-alias.h
13319 (enum escape_type): Remove.
13320 (struct mem_sym_stats_d): Likewise.
13321 (struct mem_ref_stats_d): Likewise.
13322 (struct gimple_df): Add vop member. Remove global_var,
13323 call_clobbered_vars, call_used_vars, addressable_vars,
13324 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
13325 escaped and callused members.
13326 (struct ptr_info_def): Remove all members, add points-to solution
13328 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
13329 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
13330 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
13331 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
13332 (tree-ssa-alias.o): Likewise.
13333 (toplev.o): Add tree-ssa-alias.h
13334 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
13335 * gimple.c (gimple_set_bb): Fix off-by-one error.
13336 (is_gimple_reg): Do not handle memory tags.
13337 (gimple_copy): Also copy virtual operands.
13338 Delay updating the statement. Do not reset loaded and stored syms.
13339 (gimple_set_stored_syms): Remove.
13340 (gimple_set_loaded_syms): Likewise.
13341 (gimple_call_copy_skip_args): Copy the virtual operands
13342 and mark the new statement modified.
13343 * tree-ssa-structalias.c (may_alias_p): Remove.
13344 (set_uids_in_ptset): Take the alias set to prune with as
13345 parameter. Fold in the alias test of may_alias_p.
13346 (compute_points_to_sets): Compute whether a ptr is dereferenced
13347 in a local sbitmap.
13348 (process_constraint): Deal with &ANYTHING on the lhs, reject all
13349 other ADDRESSOF constraints on the lhs.
13350 (get_constraint_for_component_ref): Assert that we don't get
13351 ADDRESSOF constraints from the base of the reference.
13352 Properly generate UNKNOWN_OFFSET for DEREF if needed.
13353 (struct variable_info): Remove collapsed_to member.
13354 (get_varinfo_fc): Remove.
13355 (new_var_info): Do not set collapsed_to.
13356 (dump_constraint): Do not follow cycles.
13357 (dump_constraint_graph): Likewise.
13358 (build_pred_graph): Likewise.
13359 (build_succ_graph): Likewise.
13360 (rewrite_constraints): Likewise.
13361 (do_simple_structure_copy): Remove.
13362 (do_rhs_deref_structure_copy): Remove.
13363 (do_lhs_deref_structure_copy): Remove.
13364 (collapse_rest_of_var): Remove.
13365 (do_structure_copy): Re-implement.
13366 (pta_stats): New global variable.
13367 (dump_pta_stats): New function.
13368 (struct constraint_expr): Make offset signed.
13369 (UNKNOWN_OFFSET): Define special value.
13370 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
13371 (solution_set_expand): New helper function split out from ...
13372 (do_sd_constraint): ... here.
13373 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
13374 (do_ds_constraint): Likewise.
13375 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
13376 and CALLUSED = *CALLUSED.
13377 (set_union_with_increment): Make inc argument signed.
13378 (type_safe): Remove.
13379 (get_constraint_for_ptr_offset): Handle unknown and negative
13381 (first_vi_for_offset): Handle offsets before start. Bail
13382 out early for offsets beyond the variable extent.
13383 (first_or_preceding_vi_for_offset): New function.
13384 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
13385 Together with ESCAPED = *ESCAPED this properly computes reachability.
13386 (find_what_var_points_to): New function.
13387 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
13388 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
13389 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
13390 pt_solutions_intersect): New functions.
13391 (compute_call_used_vars): Remove.
13392 (compute_may_aliases): New main entry into PTA computation.
13393 * gimple.h (gimple_p): New typedef.
13394 (struct gimple_statement_base): Remove references_memory_p.
13395 (struct gimple_statement_with_memory_ops_base): Remove
13396 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
13398 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
13399 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
13400 gimple_set_references_memory): Remove.
13401 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
13402 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
13404 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
13405 (verify_expr): Allow RESULT_DECL.
13406 (gimple_duplicate_bb): Do not copy virtual operands.
13407 (gimple_duplicate_sese_region): Adjust.
13408 (gimple_duplicate_sese_tail): Likewise.
13409 (mark_virtual_ops_in_region): Remove.
13410 (move_sese_region_to_fn): Do not call it.
13411 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
13412 and pass_simple_dse.
13413 (execute_function_todo): Handle TODO_update_address_taken,
13414 call execute_update_addresses_taken for TODO_rebuild_alias.
13415 (execute_todo): Adjust.
13416 (execute_one_pass): Init dump files early.
13417 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
13419 (create_general_new_stmt): Clear vops.
13420 * tree-ssa-reassoc.c (get_rank): Adjust.
13421 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
13422 symbols for renaming.
13423 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
13424 (PARAM_AVG_ALIASED_VOPS): Likewise.
13425 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
13426 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
13427 * tree-ssa-operands.c: Simplify for new virtual operand representation.
13428 (operand_build_cmp, copy_virtual_operands,
13429 create_ssa_artificial_load_stmt, add_to_addressable_set,
13430 gimple_add_to_addresses_taken): Remove public functions.
13431 (unlink_stmt_vdef): New function.
13433 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13435 * config.gcc (powerpc-*-linux*): Merge variants.
13437 2009-04-02 Chao-ying Fu <fu@mips.com>
13438 James Grosbach <james.grosbach@microchip.com>
13440 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
13441 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
13443 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
13444 keep_interrupts_masked_p, use_debug_exception_return_p.
13445 (mips_attribute_table): Add interrupt, use_shadow_register_set,
13446 keep_interrupts_masked, use_debug_exception_return.
13447 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
13448 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
13450 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
13451 (mips_print_operand): Process COP0 registers to print $0 .. $31
13452 correctly for GAS to process.
13453 (mips_interrupt_extra_call_saved_reg_p): New function.
13454 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
13456 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
13457 (mips_compute_frame_info): Add supports for interrupt context that
13458 includes doubleword accumulators and COP0 registers.
13459 (mips_for_each_saved_acc): New function.
13460 (mips_for_each_saved_gpr_and_fpr): Change the function name from
13461 mips_for_each_saved_reg.
13462 (mips_save_reg): Save accumulators.
13463 (mips_kernel_reg_p): A new for_each_rtx callback.
13464 (mips_expand_prologue): Support interrupt handlers.
13465 (mips_restore_reg): Restore accumulators.
13466 (mips_expand_epilogue): Support interrupt handlers.
13467 (mips_can_use_return_insn): Return false for interrupt handlers.
13468 (mips_epilogue_uses): New function.
13469 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
13470 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
13471 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
13472 cop0_move): New instructions.
13473 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
13474 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
13476 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
13478 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
13479 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
13480 interrupt handlers, we use K0 as the temporary register.
13481 (EPILOGUE_USES): Change to a function call.
13482 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
13483 handlers, we use K0 as the temporary register.
13485 * doc/extend.texi (Function Attributes): Document interrupt,
13486 use_shadow_register_set, keep_interrupts_masked,
13487 use_debug_exception_return for MIPS attributes.
13489 2009-04-03 Alan Modra <amodra@bigpond.net.au>
13491 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
13492 Remove a number of t-files from tmake_file.
13493 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
13494 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
13495 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
13496 target_prototype, not TARGET_PROTOTYPE.
13497 (LINK_OS_GNU_SPEC): Define.
13498 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
13499 and darwin-ldoubdle.c.
13501 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
13504 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
13505 (cpp_options): Ditto.
13506 (default_compilers): Ditto.
13507 (display_help): Ditto.
13508 (process_command): Ditto.
13509 (do_spec_1): Ditto.
13510 (set_input): Use lbasename instead of duplicate code.
13511 (save_temps_prefix): New static for -save-temps=obj.
13512 (save_temps_length): Ditto.
13514 * doc/invoke.texi (-save-temps=obj): Document new variant to
13515 -save-temps switch.
13517 2009-04-02 Jeff Law <law@redhat.com>
13519 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
13522 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
13524 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
13525 * configure: Regenerated.
13527 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13529 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
13530 share the argument list.
13532 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13536 2009-02-12 Diego Novillo <dnovillo@google.com>
13538 * varpool.c (debug_varpool): New.
13539 * cgraph.h (debug_varpool): Declare.
13541 2009-04-02 Jan Hubicka <jh@suse.cz>
13543 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
13546 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
13548 * config/i386/i386.c (ix86_abi): Move initialization to ...
13549 (override_options): Here.
13551 2009-04-02 Christian Bruel <christian.bruel@st.com>
13553 * config/sh/sh.c (sh_dwarf_register_span): New function.
13554 (TARGET_DWARF_REGISTER_SPAN): Define.
13555 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
13557 2009-04-02 Ira Rosen <irar@il.ibm.com>
13559 PR tree-optimization/39595
13560 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
13561 interleaved loads group is not greater than the SLP group size.
13563 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
13565 * builtins.c (is_builtin_name): New.
13566 (called_as_built_in): Use is_builtin_name.
13567 * tree.h (is_builtin_name): New.
13568 * varasm.c (incorporeal_function_p): Use is_builtin_name
13570 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
13572 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
13574 2009-04-02 Dodji Seketeli <dodji@redhat.com>
13577 * c-decl.c (clone_underlying_type): Move this ...
13578 * c-common.c (set_underlying_type): ... here.
13579 Also, make sure the function properly sets TYPE_STUB_DECL() on
13580 the newly created typedef variant type.
13581 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
13582 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
13585 2009-04-02 Richard Guenther <rguenther@suse.de>
13587 PR tree-optimization/37221
13588 * tree-flow.h (degenerate_phi_result): Declare.
13589 * tree-ssa-dom.c (degenerate_phi_result): Export.
13590 * tree-scalar-evolution.c (analyze_initial_condition): If
13591 the initial condition is defined by a degenerate PHI node
13592 use the degenerate value.
13594 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
13596 PR rtl-optimization/39588
13597 * combine.c (merge_outer_ops): Do not set the constant when this
13599 (simplify_shift_const_1): Do not modify it either in this case.
13601 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
13603 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
13604 tuning is deprecated if -mtune value is set to an Itanium1 variant.
13606 2009-04-01 Janis Johnson <janis187@us.ibm.com>
13609 * c-lex.c (interpret_float): Default (no suffix) is double.
13611 2009-04-1 Xinliang David Li <davidxl@google.com>
13613 * config/i386/i386.c (legitimate_constant_p): Recognize
13614 all one vector constant.
13616 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13618 * config/vax/vax.c: Add #includes to silence warnings.
13619 Change #include order to silence two warnings.
13621 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13623 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
13624 (ASM_SPEC): Pass -k to the assembler for PIC code.
13626 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13628 * config.gcc: Add vax-*-linux* to the switch.
13629 * config/vax/linux.h: New file. (TARGET_VERSION,
13630 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
13632 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13634 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
13635 Use predicate macros instead of GET_CODE() == foo.
13636 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
13637 ashlsi3, rotrsi3, <unnamed>): Likewise.
13639 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13641 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
13642 jbbccihi, jbbccisi): Remova trailing whitespace.
13643 * config/vax/constraints.md: Likewise.
13644 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
13645 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
13646 * config/vax/predicates.md: Likewise.
13647 * config/vax/vax.c (print_operand_address, vax_output_int_move,
13648 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
13649 * config/vax/vax.h: Likewise.
13650 * config/vax/vax.md (nonlocal_goto): Likewise.
13652 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13654 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
13655 (indirectable_address_p, adjacent_operands_p): Add spaces around
13657 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
13659 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13661 * config/vax/vax.c (legitimate_constant_address_p,
13662 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
13663 index_term_p, reg_plus_index_p, legitimate_address_p,
13664 vax_mode_dependent_address_p): Update comments to match functions
13665 modified by the recent int->bool conversion.
13667 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13669 * config/vax/builtins.md: Update copyright message.
13670 * config/vax/constraints.md: Likewise.
13671 * config/vax/netbsd-elf.h: Likewise.
13672 * config/vax/predicates.md: Likewise.
13673 * config/vax/vax-protos.h: Likewise.
13674 * config/vax/vax.c: Likewise.
13675 * config/vax/vax.h: Likewise.
13676 * config/vax/vax.md: Likewise.
13677 * config/vax/vax.opt: Likewise.
13679 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
13681 * config/vax/builtins.md (ffssi2, ffssi2_internal,
13682 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
13683 * config/vax/constraints.md (B, R): Likewise.
13684 * config/vax/predicates.md (external_memory_operand,
13685 nonimmediate_addsub_di_operand): Likewise.
13686 * config/vax/vax.c (vax_output_int_add): Likewise.
13687 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
13688 untyped_call): Likewise.
13690 2009-04-01 Matt Thomas <matt@3am-software.com>
13692 * config/vax/predicates.md: New file.
13693 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
13694 external_const_operand, nonsymbolic_operand, external_memory_operand,
13695 indirect_memory_operand, indexed_memory_operand,
13696 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
13697 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
13699 * config/vax/constraints.md: New file.
13700 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
13702 * config/vax/builtins.md: New file.
13703 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
13704 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
13706 * config/vax/vax.opt (mqmath): Add option.
13707 * config/vax/vax.md (isfx): Extend with DI.
13708 (VAXintQH, VAXintQHSD): Define.
13709 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
13710 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
13711 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
13712 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
13713 (movdi): Update constraints and use vax_output_int_move().
13714 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
13715 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
13716 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
13717 nonlocal_goto): New.
13718 (mov<mode>): Extend accepted operand types.
13719 (subdi3_old): Rename from subdi3, change update constraints and use
13720 a new implementation.
13721 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
13722 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
13723 MOVE_RATIO, CLEAR_RATIO): Define.
13724 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
13725 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
13726 (PRINT_OPERAND): Redefine using a function instead of inlined code.
13727 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
13728 (split_quadword_operands): Make static and really allow variable
13730 (print_operand_address): Update for PIC generation.
13731 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
13732 indexable_address_p, fixup_mathdi_operand,
13733 vax_expand_addsub_di_operands, adjacent_operands_p): New.
13734 (vax_float_literal, legitimate_constant_p,
13735 indirectable_constant_address_p, index_term_p,
13736 reg_plus_index_p): Return bool instead of int.
13737 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
13739 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
13741 (vax_output_conditional_branch): Indent.
13742 (legitimate_constant_address_p, indirectable_constant_address_p,
13743 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
13744 vax_mode_dependent_address_p): Return bool instead of int, update for
13746 * config/vax/vax-protos.h (legitimate_constant_address_p,
13747 legitimate_constant_p, legitimate_address_p,
13748 vax_mode_dependent_address_p): Change declaration to bool.
13749 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
13750 vax_expand_addsub_di_operands, vax_output_int_subtract,
13751 vax_output_movmemsi): Declare.
13752 (split_quadword_operands, vax_float_literal): Delete declaration.
13753 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
13754 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
13755 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
13756 ASM_OUTPUT_DWARF_PCREL): Define.
13757 (ASM_SPEC): Change definition to allow PIC generation.
13759 2009-04-01 Steve Ellcey <sje@cup.hp.com>
13761 * doc/sourcebuild.texi: Update front-end requirements.
13763 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13766 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
13767 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
13768 (booldi3_internal3): Use boolean_or_operator instead of
13771 2009-04-01 Joseph Myers <joseph@codesourcery.com>
13774 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
13775 declarator whose size is not an integer constant expression but
13776 folds to an integer constant, then treat it as a constant
13779 2009-04-01 Richard Guenther <rguenther@suse.de>
13781 * fold-const.c (fold_plusminus_mult_expr): Do not fold
13782 i * 4 + 2 to (i * 2 + 1) * 2.
13784 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13787 * c-parser.c (c_parser_asm_statement): Skip until close paren and
13788 return if c_parser_asm_string_literal returned NULL.
13790 2009-04-01 Nick Clifton <nickc@redhat.com>
13792 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
13794 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
13795 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
13796 other typedefs to avoid conflicts with libgcc2.c. Define labels
13797 to gain 16-bit bit-manipulation functions from libgcc2.c and then
13799 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
13800 to gain 16-bit trapping arithmetic functions from libgcc2.c and
13803 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
13805 * varasm.c (default_function_rodata_section): Declare DOT as
13808 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
13809 Andrey Galkin <agalkin@hypercom.com>
13812 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
13813 Make object_name unique for each process.
13815 2009-04-01 Jakub Jelinek <jakub@redhat.com>
13818 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
13819 addressable variables in the parallel that could go out of scope while
13820 running queued tasks.
13822 2009-04-01 Anatoly Sokolov <aesok@post.ru>
13824 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
13825 (CASE_VALUES_THRESHOLD): Redefine.
13826 * config/avr/avr.c (avr_override_options): Remove initialization of
13827 avr_case_values_threshold variable.
13828 (avr_case_values_threshold): Remove variable. Add new function.
13829 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
13830 * config/avr/avr.opt (mno-tablejump): Remove option.
13831 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
13833 2009-04-01 DJ Delorie <dj@redhat.com>
13835 * varasm.c (default_function_rodata_section): Don't assume
13836 anything about where the first '.' in the section name is.
13838 2009-04-01 Alan Modra <amodra@bigpond.net.au>
13840 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
13841 rs6000_emit_stack_tie.
13843 2009-03-31 Ian Lance Taylor <iant@google.com>
13845 * tree-eh.c (tree_remove_unreachable_handlers): Compare
13846 gimple_code with GIMPLE_RESX, not RESX.
13848 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13850 * c-common.c (c_get_ident): New.
13851 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
13853 2009-04-01 Ben Elliston <bje@au.ibm.com>
13855 * config/rs6000/sysv4.opt (msdata): Improve option description.
13857 2009-03-31 Steve Ellcey <sje@cup.hp.com>
13859 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
13860 (divdf3_internal_lat): Remove.
13861 (divxf3_internal_lat): Remove.
13862 (divxf3_internal_thr): Remove.
13863 (divxf): Use divxf3_internal.
13864 * config/ia64/div.md (divsf3_internal_lat): New.
13865 (divdf3_internal_lat): New.
13866 (divxf3_internal): New.
13868 2009-03-31 Joseph Myers <joseph@codesourcery.com>
13871 * Makefile.in (USE_GCC_STDINT): Define.
13872 (stmp-int-hdrs): Install stdint.h if applicable.
13873 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
13875 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
13876 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
13877 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
13878 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13879 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13880 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13881 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13882 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13883 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13884 (c_common_nodes_and_builtins): Initialize
13885 underlying_wchar_type_node. Do not initialize
13886 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
13887 nodes for new types.
13888 (c_stddef_cpp_builtins): Define macros for new types.
13889 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
13891 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
13892 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
13893 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
13894 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
13895 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
13896 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
13897 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
13898 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
13899 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
13900 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
13901 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
13902 int16_type_node, int32_type_node, int64_type_node,
13903 uint8_type_node, uint16_type_node, c_uint32_type_node,
13904 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
13905 int_least32_type_node, int_least64_type_node,
13906 uint_least8_type_node, uint_least16_type_node,
13907 uint_least32_type_node, uint_least64_type_node,
13908 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
13909 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
13910 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
13911 uintptr_type_node): Define.
13912 * c-cppbuiltin.c (builtin_define_constants,
13913 builtin_define_type_minmax): New.
13914 (builtin_define_stdint_macros): Define more macros.
13915 (c_cpp_builtins): Define more limit macros.
13916 (type_suffix): New.
13917 (builtin_define_type_max): Define in terms of
13918 builtin_define_type_minmax. Remove is_long parameter. All
13920 * config.gcc (use_gcc_stdint): Define.
13921 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
13922 Add newlib-stdint.h for generic targets.
13923 * config/glibc-stdint.h, config/newlib-stdint.h,
13924 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
13925 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
13926 * config/score/score.h (UINTPTR_TYPE): Define.
13927 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
13928 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
13929 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13930 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13931 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13932 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13933 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13934 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13935 * config/spu/spu.h (STDINT_LONG32): Define.
13936 * configure.ac (use_gcc_stdint): Substitute.
13937 * configure: Regenerate.
13938 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
13939 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
13940 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
13941 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
13942 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
13943 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
13944 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
13945 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
13946 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
13947 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
13948 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
13949 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
13950 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
13951 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
13952 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
13953 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
13954 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
13955 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
13956 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
13957 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
13958 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
13959 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
13960 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
13961 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13962 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13963 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13964 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13965 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13966 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
13968 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
13970 * loop-iv.c (suitable_set_for_replacement): Renamed from
13971 simplify_using_assignment; changed to return bool and to accept new
13972 args DEST and SRC. Return true iff we find a source/destination pair
13973 that can be used to make a replacement, and fill SRC and DEST if so.
13974 Remove arg ALTERED. Don't deal with altered regs here. All callers
13976 (simplify_using_initial_values): Deal with altered regs here and track
13977 more precisely the effect they have on the validity of our expression.
13979 * loop-iv.c (simplify_using_condition): A condition of the form
13980 (EQ REG CONST) can be used to simply make a substitution.
13981 (simplify_using_initial_values): Keep track of conditions we have seen
13982 and keep using them to simplify new expressions, while applying the
13983 same substitutions to them as to the expression.
13985 * simplify-rtx.c (simplify_relational_operation_1): Simplify
13986 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
13989 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
13990 changed. Use this when trying to improve the upper bound.
13991 Generate the comparison by using simplify_gen_relational.
13993 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
13995 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
13997 (simplify_using_assignment, simplify_using_initial_values): Call
13998 replace_in_expr to make replacements. Call replace_single_def_regs
13999 once on the initial version of the expression.
14001 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14004 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
14006 2009-03-31 Richard Guenther <rguenther@suse.de>
14008 PR middle-end/31029
14009 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
14010 equality comparisons. Fold C - X CMP X if C % 2 == 1.
14012 2009-03-31 Richard Guenther <rguenther@suse.de>
14014 * tree.h (div_if_zero_remainder): Declare.
14015 * fold-const.c (div_if_zero_remainder): Export.
14016 * tree-ssa-forwprop.c
14017 (forward_propagate_addr_into_variable_array_index): Handle
14018 constant array index addition outside of the variable index.
14020 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14023 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
14024 define_splits, floatunssi<mode>2): Require x87 conversions from
14025 DImode to be permitted.
14027 2009-03-31 Joseph Myers <joseph@codesourcery.com>
14029 PR preprocessor/15638
14030 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
14032 2009-03-31 Richard Guenther <rguenther@suse.de>
14034 PR middle-end/23401
14035 PR middle-end/27810
14036 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
14037 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
14038 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
14039 a separate statement.
14040 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
14041 (lookup_tmp_var): Likewise.
14042 (is_gimple_formal_tmp_or_call_rhs): Remove.
14043 (is_gimple_reg_or_call_rhs): Rename to ...
14044 (is_gimple_reg_rhs_or_call): ... this.
14045 (is_gimple_mem_or_call_rhs): Rename to ...
14046 (is_gimple_mem_rhs_or_call): ... this.
14047 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
14048 DECL_GIMPLE_REG_P only if is_formal is true.
14049 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
14050 for non-proper post-modify expression gimplification.
14051 (gimplify_self_mod_expr): For post-modify expressions gimplify
14052 the lvalue to a minimal lvalue.
14053 (rhs_predicate_for): Remove formal temp case.
14054 (gimplify_modify_expr_rhs): Likewise.
14055 (gimplify_addr_expr): Use is_gimple_reg.
14056 (gimplify_expr): Remove formal temp cases.
14057 (gimple_regimplify_operands): Likewise.
14058 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
14059 and FILTER_EXPR like constants.
14060 * gimple.c (walk_gimple_op): Fix val_only initialization, use
14062 (is_gimple_formal_tmp_rhs): Remove.
14063 (is_gimple_reg_rhs): Remove special casing.
14064 (is_gimple_mem_rhs): Fix.
14065 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
14066 (is_gimple_formal_tmp_var): Remove.
14067 (is_gimple_formal_tmp_reg): Likewise.
14068 (is_gimple_min_lval): Allow invariant component ref parts.
14069 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
14070 is_gimple_formal_tmp_reg): Remove declarations.
14071 * tree-cfg.c (verify_expr): Verify that variables with address
14072 taken do not have DECL_GIMPLE_REG_P set.
14073 * tree-mudflap.c (mf_build_check_statement_for): Use
14074 force_gimple_operand instead of gimplify_expr.
14076 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
14078 * modulo-sched.c (sms_schedule_by_order): Pass the actual
14079 schedulable rows to compute_split_row.
14081 2009-03-31 Ben Elliston <bje@au.ibm.com>
14084 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
14087 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14089 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
14090 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
14091 * configure: Regenerate.
14092 * config.in: Regenerate.
14093 * config/rs6000/rs6000.opt (mtls-markers): Add.
14094 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
14095 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
14096 (tls_ld_aix, tls_ld_sysv): Likewise.
14097 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
14098 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
14100 2009-03-31 Alan Modra <amodra@bigpond.net.au>
14102 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
14104 2009-03-30 Jan Hubicka <jh@suse.cz>
14106 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
14108 (tree_remove_unreachable_handlers): Cleanup EH predecestor
14109 detection and label handling.
14111 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14113 * ira-int.h (ira_allocno): Rename left_conflicts_num to
14114 left_conflicts_size.
14115 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
14116 ALLOCNO_LEFT_CONFLICTS_SIZE.
14118 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
14119 remove_allocno_from_bucket_and_push,
14120 allocno_spill_priority_compare, push_allocnos_to_stack,
14121 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14122 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
14123 (setup_allocno_left_conflicts_num): Ditto. Rename to
14124 setup_allocno_left_conflicts_size.
14125 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
14126 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
14127 setup_allocno_left_conflicts_size instead of
14128 setup_allocno_left_conflicts_num.
14130 * ira-build.c (ira_create_allocno): Use
14131 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
14132 ALLOCNO_LEFT_CONFLICTS_NUM.
14134 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
14136 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
14137 instead of DF_LR_OUT.
14139 * ira-lives.c (process_bb_node_lives): Ditto.
14141 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
14142 instead of DF_LR_{OUT,IN}.
14144 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
14146 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
14148 2009-03-30 Jan Hubicka <jh@suse.cz>
14150 * except.c (label_to_region_map): Fix thinko.
14152 2009-03-30 Steve Ellcey <sje@cup.hp.com>
14154 PR middle-end/38237
14155 * tree.h (tree_find_value): New declaration.
14156 * tree.c (tree_find_value): New function.
14157 * varasm.c (assemble_external): Avoid duplicate entries on lists.
14159 2009-03-30 Jakub Jelinek <jakub@redhat.com>
14162 * c-decl.c (struct c_binding): Add locus field.
14163 (bind): Add locus argument, set locus field from it.
14164 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
14165 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
14166 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
14167 implicitly_declare, undeclared_variable, lookup_label,
14168 declare_label, c_make_fname_decl, c_builtin_function,
14169 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
14172 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
14175 * config/i386/i386.c (classify_argument): Check total size of
14178 2009-03-30 Martin Jambor <mjambor@suse.cz>
14180 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
14181 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
14182 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
14185 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
14186 seen_variable_array_ref while also traversing a union.
14188 * tree-inline.c (optimize_inline_calls): Do not call
14189 cgraph_node_remove_callees.
14190 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
14191 (pass_remove_cgraph_callee_edges): New variable.
14192 * passes.c (init_optimization_passes): Add
14193 pass_remove_cgraph_callee_edges after early inlining and before all
14194 late intraprocedural passes.
14196 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
14198 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14200 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
14201 Fix typos in names.
14203 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14205 * combine.c (simplify_comparison): Use have_insn_for.
14206 * dojump.c (do_jump): Likewise.
14208 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14210 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
14211 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
14212 sparc_compare_op0 like sparc_compare_emitted used to be handled.
14213 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
14214 instead of sparc_compare_emitted.
14215 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
14216 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
14217 instead of sparc_compare_emitted.
14219 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14221 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
14222 enter/exit cfglayout mode.
14223 (pass_partition_block): Require it.
14224 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
14225 (combine_instructions): Track basic blocks instead of labels.
14226 (update_cfg_for_uncondjump): New.
14227 (try_combine): Use it. Update jumps after rescanning.
14228 (pass_combine): Require PROP_cfglayout.
14229 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
14231 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14233 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
14234 Provide/destroy PROP_cfglayout respectively.
14235 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
14236 * tree-pass.h (PROP_cfglayout): New.
14238 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
14240 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
14241 fold_convert_const_fixed_from_fixed,
14242 fold_convert_const_fixed_from_int,
14243 fold_convert_const_fixed_from_real, fold_negate_const): Do not
14244 set TREE_CONSTANT_OVERFLOW.
14245 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
14246 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
14248 2009-03-30 Ira Rosen <irar@il.ibm.com>
14250 * tree-vect-loop-manip.c: New file.
14251 * tree-vectorizer.c: Update documentation and included files.
14252 (vect_loop_location): Make extern.
14253 (rename_use_op): Move to tree-vect-loop-manip.c
14254 (rename_variables_in_bb, rename_variables_in_loop,
14255 slpeel_update_phis_for_duplicate_loop,
14256 slpeel_update_phi_nodes_for_guard1,
14257 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
14258 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
14259 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
14260 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
14261 find_loop_location): Likewise.
14262 (new_stmt_vec_info): Move to tree-vect-stmts.c.
14263 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
14264 get_vectype_for_scalar_type, vect_is_simple_use,
14265 supportable_widening_operation, supportable_narrowing_operation):
14267 (bb_in_loop_p): Move to tree-vect-loop.c.
14268 (new_loop_vec_info, destroy_loop_vec_info,
14269 reduction_code_for_scalar_code, report_vect_op,
14270 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
14271 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
14272 (vect_supportable_dr_alignment): Likewise.
14273 * tree-vectorizer.h (tree-data-ref.h): Include.
14274 (vect_loop_location): Declare.
14275 Reorganize function declarations according to the new file structure.
14276 * tree-vect-loop.c: New file.
14277 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
14278 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
14279 * tree-vect-data-refs.c: New file.
14280 * tree-vect-patterns.c (timevar.h): Don't include.
14281 * tree-vect-stmts.c: New file.
14282 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
14283 tree-vect-slp.c, tree-vect-loop.c.
14284 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
14285 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
14286 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
14287 (tree-vect-analyze.o): Remove.
14288 (tree-vect-transform.o): Likewise.
14289 (tree-vect-data-refs.o): Add rule.
14290 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
14291 tree-vect-slp.o): Likewise.
14292 (tree-vect-patterns.o): Remove redundant dependencies.
14293 (tree-vectorizer.o): Likewise.
14294 * tree-vect-slp.c: New file.
14296 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14298 * optc-gen.awk: Warn if an option flag has multiple different
14301 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
14303 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
14304 -floop-block): Document dependences on PPL, CLooG and Graphite.
14306 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14308 PR rtl-optimization/323
14309 * c-common.c (c_fully_fold, convert_and_check,
14310 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
14311 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
14312 * c-common.def (EXCESS_PRECISION_EXPR): New.
14313 * c-cppbuiltin.c (builtin_define_float_constants): Define
14314 constants with enough digits for long double.
14315 * c-lex.c (interpret_float): Interpret constant with excess
14316 precision where appropriate.
14317 * c-opts.c (c_common_post_options): Set
14318 flag_excess_precision_cmdline. Give an error for
14319 -fexcess-precision=standard for C++ for processors where the
14320 option is significant.
14321 * c-parser.c (c_parser_conditional_expression): Handle excess
14322 precision in condition.
14323 * c-typeck.c (convert_arguments): Handle arguments with excess
14325 (build_unary_op): Move excess precision outside operation.
14326 (build_conditional_expr): Likewise.
14327 (build_compound_expr): Likewise.
14328 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
14329 (build_modify_expr): Handle excess precision in RHS.
14330 (convert_for_assignment): Handle excess precision in converted
14332 (digest_init, output_init_element, process_init_element): Handle
14333 excess precision in initializer.
14334 (c_finish_return): Handle excess precision in return value.
14335 (build_binary_op): Handle excess precision in operands and add
14336 excess precision as needed for operation.
14337 * common.opt (-fexcess-precision=): New option.
14338 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
14339 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
14340 For standard excess precision, output explicit conversion to and
14341 truncation from XFmode.
14342 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
14343 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
14344 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
14345 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
14346 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
14347 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
14348 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
14349 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
14350 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
14351 define_splits, sqrt<mode>2): Disable where appropriate for
14352 standard excess precision.
14353 * convert.c (convert_to_real): Do not shorten arithmetic to type
14354 for which excess precision would be used.
14355 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
14356 * doc/invoke.texi (-fexcess-precision=): Document option.
14357 (-mfpmath=): Correct index entry.
14358 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
14359 flag_excess_precision): New.
14360 * langhooks.c (lhd_post_options): Set
14361 flag_excess_precision_cmdline.
14362 * opts.c (common_handle_option): Handle -fexcess-precision=.
14363 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
14364 init_excess_precision): New.
14365 (lang_dependent_init_target): Call init_excess_precision.
14366 * tree.c (excess_precision_type): New.
14367 * tree.h (excess_precision_type): Declare.
14369 2009-03-30 Joseph Myers <joseph@codesourcery.com>
14372 * c-typeck.c (build_component_ref): Do not copy qualifiers from
14373 non-lvalue to component.
14375 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14377 PR preprocessor/34695
14378 * Makefile.in (c-opts.o): Depend on c-tree.h.
14379 * c-common.c: Move down include of diagnostic.h.
14380 (done_lexing, c_cpp_error): New.
14381 * c-common.h (done_lexing): Declare.
14382 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
14384 * c-opts.c: Include c-tree.h.
14385 (c_common_init_options): Set preprocessor error callback.
14386 (c_common_handle_option): Do not set preprocessor
14387 inhibit_warnings, warnings_are_errors, warn_system_headers,
14388 pedantic_errors or inhibit_warnings flags.
14389 (c_common_post_options): Do not check cpp_errors (parse_in).
14390 (c_common_finish): Do not output dependencies if there were
14391 errors. Do not check return value of cpp_finish.
14392 * c-ppoutput.c (pp_file_change): Set input_location.
14393 * c-tree.h (c_cpp_error): Declare.
14394 * diagnostic.c (diagnostic_set_info_translated): Also initialize
14396 (diagnostic_build_prefix): Check override_column.
14397 * diagnostic.h (diagnostic_info): Add override_column field.
14398 (diagnostic_override_column): Define.
14400 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
14402 * c-common.c (c_expand_expr, c_staticp): Remove.
14403 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
14404 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
14405 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
14406 * c-gimplify.c (gimplify_compound_literal_expr,
14407 optimize_compound_literals_in_ctor): Remove.
14408 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
14409 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
14410 * c-semantics.c (emit_local_var): Remove.
14412 * langhooks-def.h (lhd_expand_expr): Remove.
14413 * langhooks.c (lhd_expand_expr): Remove.
14414 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
14416 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
14417 handling from c-semantics.c; don't call into langhook.
14418 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
14419 * gimplify.c (gimplify_compound_literal_expr,
14420 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
14421 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
14422 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
14423 as was done in c-gimplify.c.
14424 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
14425 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
14426 Move from c-common.h.
14427 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
14429 * tree.c (staticp): Do not call langhook.
14430 * langhooks.c (lhd_staticp): Delete.
14431 * langhooks-def.h (lhd_staticp): Delete prototype.
14432 (LANG_HOOKS_STATICP): Delete.
14433 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
14435 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
14436 instead of DECL_STMTs.
14438 2009-03-29 Joseph Myers <joseph@codesourcery.com>
14446 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
14448 (fold_call_expr): Return a NOP_EXPR from folding rather than the
14449 contained expression.
14450 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
14451 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
14452 conditional expressions for C.
14453 (decl_constant_value_for_optimization): Move from
14454 decl_constant_value_for_broken_optimization in c-typeck.c. Check
14455 whether optimizing and that the expression is a VAR_DECL not of
14456 array type instead of doing such checks in the caller. Do not
14457 check pedantic. Call gcc_unreachable for C++.
14458 * c-common.def (C_MAYBE_CONST_EXPR): New.
14459 * c-common.h (c_fully_fold, c_save_expr,
14460 decl_constant_value_for_optimization): New prototypes.
14461 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
14462 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
14463 EXPR_INT_CONST_OPERANDS): Define.
14464 * c-convert.c (convert): Strip nops from expression.
14465 * c-decl.c (groktypename): Take extra parameters expr and
14466 expr_const_operands. Update call to grokdeclarator.
14467 (start_decl): Update call to grokdeclarator. Add statement for
14468 expressions used in type of decl.
14469 (grokparm): Update call to grokdeclarator.
14470 (push_parm_decl): Update call to grokdeclarator.
14471 (build_compound_literal): Add parameter non_const and build a
14472 C_MAYBE_COSNT_EXPR if applicable.
14473 (grokdeclarator): Take extra parameters expr and
14474 expr_const_operands. Track expressions used in declaration
14475 specifiers and declarators. Fold array sizes and track whether
14476 they are constant expressions and whether they are integer
14477 constant expressions.
14478 (parser_xref_tag): Set expr and expr_const_operands fields in
14480 (grokfield): Update call to grokdeclarator.
14481 (start_function): Update call to grokdeclarator.
14482 (build_null_declspecs): Set expr and expr_const_operands fields in
14484 (declspecs_add_type): Handle expressions in typeof specifiers.
14485 * c-parser.c (c_parser_declspecs): Set expr and
14486 expr_const_operands fields for declaration specifiers.
14487 (c_parser_enum_specifier): Likewise.
14488 (c_parser_struct_or_union_specifier): Likewise.
14489 (c_parser_typeof_specifier): Likewise. Update call to
14490 groktypename. Fold expression as needed. Return expressions with
14491 type instead of adding statements.
14492 (c_parser_attributes): Update calls to c_parser_expr_list.
14493 (c_parser_statement_after_labels): Fold expression before passing
14494 to objc_build_throw_stmt.
14495 (c_parser_condition): Fold expression.
14496 (c_parser_asm_operands): Fold expression.
14497 (c_parser_conditional_expression): Use c_save_expr. Update call
14498 to build_conditional_expr.
14499 (c_parser_alignof_expression): Update call to groktypename.
14500 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
14501 original_code. Fold expression argument of va_arg. Create
14502 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
14503 argument to va_arg. Update calls to groktypename. Fold array
14504 index for offsetof. Verify that first argument to
14505 __builtin_choose_expr has integer type.
14506 (c_parser_postfix_expression_after_paren_type): Update calls to
14507 groktypename and build_compound_literal. Handle expressions with
14508 side effects in type name.
14509 (c_parser_postfix_expression_after_primary): Update call to
14510 c_parser_expr_list. Set original_code for calls to
14511 __builtin_constant_p.
14512 (c_parser_expr_list): Take extra parameter fold_p. Fold
14513 expressions if requested.
14514 (c_parser_objc_type_name): Update call to groktypename.
14515 (c_parser_objc_synchronized_statement): Fold expression.
14516 (c_parser_objc_receiver): Fold expression.
14517 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
14518 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
14519 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
14520 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
14521 (struct c_typespec): Add elements expr and expr_const_operands.
14522 (struct c_declspecs): Add elements expr and expr_const_operands.
14523 (groktypename, build_conditional_expr, build_compound_literal):
14525 (in_late_binary_op): Declare.
14526 * c-typeck.c (note_integer_operands): New function.
14527 (in_late_binary_op): New variable.
14528 (decl_constant_value_for_broken_optimization): Move to c-common.c
14529 and rename to decl_constant_value_for_optimization.
14530 (default_function_array_conversion): Do not strip nops.
14531 (default_conversion): Do not call
14532 decl_constant_value_for_broken_optimization.
14533 (build_array_ref): Do not fold result.
14534 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
14535 result when operand is a VLA.
14536 (c_expr_sizeof_type): Update call to groktypename. Handle
14537 expressions included in type name. Use C_MAYBE_CONST_EXPR for
14538 result when operand names a VLA type.
14539 (build_function_call): Update call to build_compound_literal.
14540 Only fold result for calls to __builtin_* functions. Strip
14541 NOP_EXPR from INTEGER_CST returned from such functions. Fold
14542 the function designator.
14543 (convert_arguments): Fold arguments. Update call to
14544 convert_for_assignment.
14545 (build_unary_op): Handle increment and decrement of
14546 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
14547 decrement earlier. Fold operand of increment and decrement.
14548 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
14549 built for integer operand. Wrap returns that are INTEGER_CSTs
14550 without being integer constant expressions or that have integer
14551 constant operands without being INTEGER_CSTs.
14552 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
14553 (build_conditional_expr): Add operand ifexp_bcp. Track whether
14554 result is an integer constant expression or can be used in
14555 unevaluated parts of one and avoid folding and wrap as
14556 appropriate. Fold operands before possibly doing -Wsign-compare
14558 (build_compound_expr): Wrap result for C99 if operands can be used
14559 in integer constant expressions.
14560 (build_c_cast): Update call to digest_init. Do not ignore
14561 overflow from casting floating-point constants to integers. Wrap
14562 results that could be confused with integer constant expressions,
14563 null pointer constants or floating-point constants.
14564 (c_cast_expr): Update call to groktypename. Handle expressions
14565 included in type name.
14566 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
14567 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
14568 Update calls to convert_for_assignment.
14569 (convert_for_assignment): Take new parameter
14570 null_pointer_constant. Do not strip nops or call
14571 decl_constant_value_for_broken_optimization. Set
14572 in_late_binary_op for conversions to boolean.
14573 (store_init_value): Update call to digest_init.
14574 (digest_init): Take new parameter null_pointer_constant. Do not
14575 call decl_constant_value_for_broken_optimization. pedwarn for
14576 initializers not constant expressions. Update calls to
14577 convert_for_assignment.
14578 (constructor_nonconst): New.
14579 (struct constructor_stack): Add nonconst element.
14580 (really_start_incremental_init, push_init_level, pop_init_level):
14581 Handle constructor_nonconst and nonconst element.
14582 (set_init_index): Call constant_expression_warning for array
14584 (output_init_element): Fold value. Set constructor_nonconst as
14585 applicable. pedwarn for initializers not constant expressions.
14586 Update call to digest_init. Call constant_expression_warning
14587 where constant initializers are required.
14588 (process_init_element): Use c_save_expr.
14589 (c_finish_goto_ptr): Fold expression.
14590 (c_finish_return): Fold return value. Update call to
14591 convert_for_assignment.
14592 (c_start_case): Fold switch expression.
14593 (c_process_expr_stmt): Fold expression.
14594 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
14595 ensure statement expression is not evaluated in constant expression.
14596 (build_binary_op): Track whether results are integer constant
14597 expressions or may occur in such, disable folding and wrap results
14598 as applicable. Fold operands for -Wsign-compare warnings unless
14600 (c_objc_common_truthvalue_conversion): Handle results folded to
14601 integer constants that are not integer constant expressions.
14602 * doc/extend.texi: Document when typeof operands are evaluated,
14603 that condition of __builtin_choose_expr is an integer constant
14604 expression, and more about use of __builtin_constant_p in
14607 2009-03-29 Richard Guenther <rguenther@suse.de>
14609 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
14610 propagate addresses of array references.
14612 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
14614 * regmove.c (perhaps_ends_bb_p): Remove.
14615 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
14616 from INSN and check that the main loop stays within that basic block.
14617 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
14618 (regmove_forward_pass): Split out from regmove_optimize. Use
14619 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
14620 (regmove_backward_pass): Split out from regmove_optimize. Use
14621 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
14622 (regmove_optimize): Simplify.
14624 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
14627 * config/i386/i386.c (classify_argument): Ignore flexible array
14628 member in struct and warn ABI change.
14630 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
14632 * config/i386/i386-protos.h (ix86_agi_dependent): New.
14634 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
14635 (ix86_adjust_cost): Updated.
14637 2009-03-29 Jan Hubicka <jh@suse.cz>
14639 PR middle-end/28850
14640 * tree-pass.h (pass_cleanup_eh): New function.
14641 (remove_unreachable_regions): Break code handling RTL
14642 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
14643 that can not be reached by runtime.
14644 (can_be_reached_by_runtime): New function.
14645 (label_to_region_map): New function.
14646 (num_eh_regions): New function.
14647 (rtl_remove_unreachable_regions): New function.
14648 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
14649 (remove_eh_region): New function.
14650 * except.h: Include sbitmap and vecprim.
14651 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
14652 num_eh_regions): Declare.
14653 * passes.c (init_optimization_passes): Schedule cleanup_eh.
14654 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
14655 * tree-eh.c (tree_remove_unreachable_handlers): New function.
14656 (tree_empty_eh_handler_p): New function.
14657 (cleanup_empty_eh): New function.
14658 (cleanup_eh): New function.
14659 (pass_cleanup_eh): New function.
14661 2009-03-29 Jan Hubicka <jh@suse.cz>
14663 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
14664 for removed regions.
14666 2009-03-29 Jan Hubicka <jh@suse.cz>
14668 * except.c (dump_eh_tree): Dump all datastructures.
14670 2009-03-29 Jan Hubicka <jh@suse.cz>
14672 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
14673 (duplicate_eh_regions_1): Likewise.
14674 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
14675 vector; call EH verification.
14676 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
14677 Be ready for region being removed.
14679 2009-03-29 Jan Hubicka <jh@suse.cz>
14681 * bitmap.c (bitmap_last_set_bit): New function.
14682 * bitmap.h (bitmap_last_set_bit): Declare.
14684 2009-03-29 David Ayers <ayers@fsfe.org>
14687 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
14688 by calling objc_compare_types and surpress warnings about
14689 incompatible C pointers that are compatible ObjC pointers.
14691 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
14693 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
14694 call initialize_inline_failed.
14695 (initialize_inline_failed): Move it from here ...
14696 * cgraph.c (initialize_inline_failed): ... to here.
14697 (cgraph_create_edge): Call initialize_inline_failed rather than
14698 setting inline_failed directly.
14700 2009-03-29 Ben Elliston <bje@au.ibm.com>
14703 * sysv4.opt (msdata): Improve comment.
14704 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
14705 * sysv4.h (SVR4_ASM_SPEC): Likewise.
14707 2009-03-29 Ben Elliston <bje@au.ibm.com>
14710 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
14711 load and store attributes.
14713 2009-03-29 Ben Elliston <bje@au.ibm.com>
14715 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
14716 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
14717 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
14718 * doc/extend.texi (X86 Built-in Functions): Add index entries for
14719 __builtin_infq and __builtin_huge_valq.
14721 2009-03-28 Anatoly Sokolov <aesok@post.ru>
14723 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
14725 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14726 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
14728 2009-03-28 Xinliang David Li <davidxl@google.com>
14730 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
14731 (do_dbg_cnt): New function.
14733 2009-03-28 Jan Hubicka <jh@suse.cz>
14735 Merge from pretty-ipa:
14737 2009-03-27 Jan Hubicka <jh@suse.cz>
14739 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
14740 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
14741 * passes.c (function_called_by_processed_nodes_p): New.
14742 * ipa-pure-const.c (check_call): Fix handling of operands.
14743 (analyze_function): Dump debug output for skipped bodies.
14744 (local_pure_const): Use function_called_by_processed_nodes_p.
14745 * dwarf2out.c (reference_to_unused): Use output.
14746 * passes.c (do_per_function_toporder): Likewise.
14748 2008-11-12 Jan Hubicka <jh@suse.cz>
14750 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
14751 * ipa-pure-const.c (funct_state_d): Add can throw field; make
14752 state_set_in_source enum
14753 (check_decl): Ignore memory tags; do not set fake looping flags;
14755 (check_operand, check_tree, check_rhs_var, check_lhs_var,
14756 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
14757 (check_call, analyze_function): Rewrite.
14759 (add_new_function): Update call of analyze_function.
14760 (generate_summary): Add call of analyze_function.
14761 (propagate): Propagate can_throw; handle state_set_in_source correctly.
14762 (local_pure_const): New function.
14763 (pass_local_pure_const): New pass.
14764 * ipa-inline.c (inline_transform): Set after_inlining.
14765 * tree-eh.c (stmt_can_throw_external): New.
14766 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
14767 work with aliasing built.
14768 * tree-flow.h (stmt_can_throw_external): New.
14769 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
14770 and local pure/const pass in early and late optimization queue.
14772 2009-03-28 Martin Jambor <mjambor@suse.cz>
14774 * fold-const.c (get_pointer_modulus_and_residue): New parameter
14776 (fold_binary): Allow function decl aligment consideration is the
14777 second argument is integer constant one.
14778 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
14779 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
14780 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
14782 2009-03-28 Jan Hubicka <jh@suse.cz>
14784 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
14785 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
14786 * function.h (rtl_data): Add nothrow flag.
14787 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
14788 set DECL_NOTHROW for AVAILABLE functions.
14790 2009-03-28 Jakub Jelinek <jakub@redhat.com>
14792 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
14793 following vector keyword has expansion starting with pixel or bool
14794 keyword, expand vector to __vector and pixel or bool to __pixel or
14798 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
14799 warn_if_disallowed_function_p): Removed.
14800 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
14801 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
14802 warning_if_disallowed_function_p.
14803 * flags.h (warn_if_disallowed_function_p,
14804 warn_disallowed_functions): Removed.
14805 * common.opt (Wdisallowed-function-list=): Removed.
14806 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
14808 2009-03-28 Richard Guenther <rguenther@suse.de>
14810 PR tree-optimization/38723
14811 * tree-ssa-pre.c (compute_avail): Add all default definitions to
14814 2009-03-28 Jan Hubicka <jh@suse.cz>
14816 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
14817 test introduced by my previous patch.
14819 2009-03-28 Richard Guenther <rguenther@suse.de>
14821 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
14822 the PHIs value undefined.
14824 2009-03-28 Jan Hubicka <jh@suse.cz>
14826 * tree-pass.h (pass_fixup_cfg): New pass.
14827 * ipa-inline.c (inline_transform): Set
14828 always_inline_functions_inlined/after_inlining.
14829 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
14830 (pass_fixup_cfg): New pass.
14831 * passes.c (init_optimization_passes): Add fixup_cfg.
14833 2009-03-28 Richard Guenther <rguenther@suse.de>
14835 PR tree-optimization/38458
14836 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
14837 argument use the arguments copy-of value.
14839 2009-03-28 Richard Guenther <rguenther@suse.de>
14841 PR tree-optimization/38180
14842 * tree-ssa-ccp.c (get_default_value): Simplify.
14843 (likely_value): Likewise.
14844 (surely_varying_stmt_p): Properly handle VOP case.
14845 (ccp_initialize): Likewise.
14846 (ccp_fold): Handle propagating through *&.
14847 (fold_const_aggregate_ref): Also handle decls.
14849 2009-03-28 Jan Hubicka <jh@suse.cz>
14851 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
14852 * cgraph.h (cgraph_node): Likewise.
14853 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
14854 (cgraph_reset_node): Use process flag.
14855 (cgraph_mark_functions_to_output): Likewise.
14856 (cgraph_expand_function): Likewise.
14857 (cgraph_expand_all_functions): Likewise.
14858 (cgraph_output_in_order): Likewise.
14859 * dwarf2out.c (reference_to_unused): Likewise.
14860 * passes.c do_per_function_toporder): Likewise.
14862 2009-03-28 Jan Hubicka <jh@suse.cz>
14864 Bring from lto-branch:
14866 2008-09-03 Doug Kwan <dougkwan@google.com>
14868 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
14869 enums instead of reason strings.
14870 * cgraph.c (cgraph_create_edge): Same.
14871 (cgraph_inline_failed_string): New function.
14872 * cgraph.h (cgraph_inline_failed_t): New enum type.
14873 (cgraph_inline_failed_string): New prototype.
14874 (struct cgraph_edge): Change type of INLINED_FAILED from constant
14875 char pointer to cgraph_inline_failed_t.
14876 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
14877 (cgraph_default_inline_p): Ditto.
14878 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
14879 to cgraph_inline_failed_t pointer.
14880 * cif-code.def: New file.
14881 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
14883 (cgraph_check_inline_limits): Change type of REASON to pointer to
14884 cgraph_inline_failed_t. Replace reason strings with enums.
14885 (cgraph_default_inline_p): Ditto.
14886 (cgraph_recursive_inlining_p): Ditto.
14887 (update_caller_keys): Change type of FAILED_REASON to
14888 cgraph_inline_failed_t.
14889 (cgraph_set_inline_failed): Change type of REASON to pointer to
14890 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
14891 convert enums to strings for text output.
14892 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
14893 to be of type cgraph_inline_failed_t. Replace reason strings with
14894 enums. Call cgraph_inline_failed_string to covert enums
14895 to strings for text output.
14896 (cgraph_decide_inlining): Replace reason strings with enums.
14897 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
14898 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
14900 * tree-inline.c (expand_call_inline): Change type of REASON
14901 to cgraph_inline_failed_t. Replace reason strings with enums.
14902 Call cgraph_inline_failed_string for text output.
14903 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
14906 2009-03-28 Jan Hubicka <jh@suse.cz>
14908 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
14909 cgraph_clone_node): Remove master clone handling.
14910 (cgraph_is_master_clone, cgraph_master_clone): Remove.
14911 * cgraph.h (master_clone): Remove.
14912 (cgraph_is_master_clone, cgraph_master_clone): Remove.
14913 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
14914 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
14916 2009-03-28 Jan Hubicka <jh@suse.cz>
14918 * cgraph.c (cgraph_function_body_availability): Functions declared
14919 inline are always safe to assume that it is not going to be replaced.
14921 2009-03-28 Richard Guenther <rguenther@suse.de>
14923 PR tree-optimization/38513
14924 * tree-ssa-pre.c (eliminate): Remove redundant stores.
14925 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
14926 EXC_PTR_EXPR and FILTER_EXPR.
14927 (get_ref_from_reference_ops): Likewise.
14929 2009-03-28 Richard Guenther <rguenther@suse.de>
14931 PR tree-optimization/38968
14932 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
14933 Use FLOOR_MOD_EXPR to compute misalignment.
14935 2009-03-28 Richard Guenther <rguenther@suse.de>
14937 PR tree-optimization/37795
14938 * tree.h (combine_comparisons): Declare.
14939 * fold-const.c (combine_comparisons): Export.
14940 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
14942 (ifcombine_iforif): Use combine_comparisons.
14944 2009-03-28 Jan Hubicka <jh@suse.cz>
14946 * tree-eh.c (inlinable_call_p): New function.
14947 (make_eh_edges): Use it.
14948 (verify_eh_edges): Use it.
14949 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
14950 * except.c (reachable_next_level): Add inlinable_function argument
14951 (sjlj_find_directly_reachable_regions): Update.
14952 (add_reachable_handler): Do not set saw_any_handlers.
14953 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
14954 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
14955 Add new inlinable call parameter.
14956 (can_throw_internal, can_throw_external): Update.
14957 * except.h (can_throw_internal_1, can_throw_external_1,
14958 foreach_reachable_handler): Update declaration.
14960 2009-03-28 Joseph Myers <joseph@codesourcery.com>
14962 * config/arm/t-arm-coff, config/h8300/coff.h,
14963 config/i386/i386-aout.h, config/i386/i386-coff.h,
14964 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
14965 config/pdp11/2bsd.h, config/rs6000/aix41.h,
14966 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
14967 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
14968 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
14969 sys-types.h: Remove.
14970 * Makefile.in: Remove protoize and fixproto support and references
14972 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
14973 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
14975 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
14976 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
14977 unprotoize$(exeext).
14978 (rest.encap): Don't depend on $(STMP_FIXPROTO)
14979 (.PHONY): Don't depend on proto.
14980 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
14981 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
14982 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
14983 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
14984 build/gen-protos.o, build/scan.o, xsys-protos.h,
14985 build/fix-header$(build_exeext), build/fix-header.o,
14986 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
14987 stmp-install-fixproto): Remove.
14988 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
14989 SYSCALLS.c or fixproto files.
14990 (install-common): Don't install protoize.
14991 (install-headers-tar, install-headers-cpio, install-headers-cp):
14992 Don't depend on $(STMP_FIXPROTO).
14993 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
14994 install fixproto files or write out fixproto settings.
14995 (uninstall): Don't uninstall protoize.
14996 * config.gcc (use_fixproto): Remove.
14997 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
14998 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
14999 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
15000 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
15001 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
15002 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
15003 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
15004 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
15005 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
15006 * config/t-vxworks (STMP_FIXPROTO): Remove.
15007 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
15008 STMP_FIXPROTO): Remove.
15009 * config.in, configure: Regenerate.
15010 * crtstuff.c (gid_t, uid_t): Don't undefine.
15011 * doc/install.texi: Change m68k-coff to m68k-elf in example.
15012 (arm-*-coff, arm-*-aout: Remove target entries.
15013 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
15014 Remove mention of AIX 4.1.
15015 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
15016 * doc/invoke.texi (Running Protoize): Remove.
15017 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
15018 (Protoize Caveats): Remove.
15019 * tsystem.h: Update comments on headers assumed to exist.
15021 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
15023 * genautomata.c: Add a new year to the copyright. Add a new
15025 (struct insn_reserv_decl): Add comments for member bypass_list.
15026 (find_bypass): Remove.
15027 (insert_bypass): New.
15028 (process_decls): Use insert_bypass.
15029 (output_internal_insn_latency_func): Output all bypasses with the
15030 same input insn in one switch case.
15032 * rtl.def (define_bypass): Describe bypass choice.
15033 * doc/md.texi (define_bypass): Ditto.
15035 2009-03-27 Richard Guenther <rguenther@suse.de>
15037 * gimplify.c (mark_addressable): Export.
15038 * tree-flow.h (mark_addressable): Declare.
15039 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
15040 * tree-ssa.c (verify_phi_args): Verify that address taken
15041 variables have TREE_ADDRESSABLE set.
15043 2009-03-27 Richard Guenther <rguenther@suse.de>
15045 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
15046 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
15047 Do not mark decls TREE_ADDRESSABLE.
15048 (build_fold_addr_expr): Adjust.
15049 (fold_addr_expr): Remove.
15050 (fold_unary): Use build_fold_addr_expr.
15051 (fold_comparison): Likewise.
15052 (split_address_to_core_and_offset): Likewise.
15053 * coverage.c (tree_coverage_counter_addr): Mark the array decl
15055 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
15056 (gimplify_modify_expr_to_memcpy): Mark source and destination
15058 * omp-low.c (create_omp_child_function): Mark the object decl
15060 (lower_rec_input_clauses): Mark the var we take the address of
15062 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
15064 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15066 PR middle-end/39315
15067 * cfgexpand.c (expand_one_stack_var_at): Change alignment
15068 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
15070 2009-03-27 Richard Guenther <rguenther@suse.de>
15072 PR tree-optimization/39120
15073 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
15075 (handle_lhs_call): Process return constraints. Add escape
15076 constraints if necessary.
15077 (handle_const_call): Fill out return constraints. Make nested
15078 case more precise. Avoid consttmp if possible.
15079 (handle_pure_call): Fill out return constraints. Avoid
15080 callused if possible.
15081 (find_func_aliases): Simplify call handling.
15083 2009-03-27 Richard Guenther <rguenther@suse.de>
15085 PR tree-optimization/39120
15086 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
15087 as a representative.
15088 (solve_graph): Do propagate CALLUSED.
15089 (handle_pure_call): Use a scalar constraint from CALLUSED for
15091 (find_what_p_points_to): CALLUSED shall not appear in poins-to
15094 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15097 * c-common.c (handle_aligned_attribute): Properly check alignment
15098 overflow. Use (1U << i) instead of (1 << i).
15100 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
15102 * expr.h (get_mem_align_offset): Updated.
15104 * tree.h (tree_decl_common): Change align to "unsigned int" and
15105 move it before pointer_alias_set.
15107 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15108 Jakub Jelinek <jakub@redhat.com>
15111 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
15112 gr_register_operand with gr_reg_or_0_operand.
15113 (cmpxchg_rel_di): Likewise.
15114 (sync_lock_test_and_set<mode>): Likewise.
15116 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15118 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
15119 (true_regnum): Likewise.
15121 * rtlanal.c (subreg_info): Moved to ...
15122 * rtl.h (subreg_info): Here. New.
15123 (subreg_get_info): New.
15125 * rtlanal.c (subreg_get_info): Make it extern.
15127 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15130 * config/i386/i386.c (ix86_abi): New.
15131 (override_options): Handle -mabi=.
15132 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
15133 (ix86_call_abi_override): Likewise.
15134 (init_cumulative_args): Likewise.
15135 (function_arg_advance): Likewise.
15136 (function_arg_64): Likewise.
15137 (function_arg): Likewise.
15138 (ix86_pass_by_reference): Likewise.
15139 (ix86_function_value_regno_p): Likewise.
15140 (ix86_build_builtin_va_list_abi): Likewise.
15141 (setup_incoming_varargs_64): Likewise.
15142 (is_va_list_char_pointer): Likewise.
15143 (ix86_init_machine_status): Likewise.
15144 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
15145 (ix86_function_type_abi): Return enum calling_abi. Rewrite
15146 for 64bit. Replace DEFAULT_ABI with ix86_abi.
15147 (ix86_function_abi): Make it static and return enum calling_abi.
15148 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
15150 (ix86_fn_abi_va_list): Updated.
15152 * config/i386/i386.h (ix86_abi): New.
15153 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
15154 (CONDITIONAL_REGISTER_USAGE): Likewise.
15155 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
15156 (machine_function): Likewise.
15158 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
15160 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
15161 (STACK_BOUNDARY): Likewise.
15162 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
15164 * config/i386/i386.opt (mabi=): New.
15166 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
15167 return enum calling_abi.
15168 (ix86_function_type_abi): Likewise.
15169 (ix86_function_abi): Removed.
15171 * doc/invoke.texi: Document -mabi= option for x86.
15173 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15175 * builtins.c (real_dconstp): Delete.
15176 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
15178 2009-03-27 Dodji Seketeli <dodji@redhat.com>
15179 Jakub Jelinek <jakub@redhat.com>
15182 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
15183 (gen_subprogram_die): When a function is explicit, generate the
15184 DW_AT_explicit attribute.
15185 * langhooks.h (struct lang_hooks_for_decls): Add
15186 function_decl_explicit_p langhook.
15187 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
15188 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
15190 2009-03-27 Jakub Jelinek <jakub@redhat.com>
15192 * builtins.c (fold_builtin_memory_op): Optimize memmove
15193 into memcpy if we can prove source and destination don't overlap.
15195 * tree-inline.c: Include gt-tree-inline.h.
15196 (clone_fn_id_num): New variable.
15197 (clone_function_name): New function.
15198 (tree_function_versioning): Use it.
15199 * Makefile.in (GTFILES): Add tree-inline.c.
15201 2009-03-27 Mark Mitchell <mark@codesourcery.com>
15203 * BASE-VER: Change to 4.5.0.
15205 2009-03-27 Xinliang David Li <davidxl@google.com>
15207 PR tree-optimization/39557
15208 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
15210 2009-03-27 Xinliang David Li <davidxl@google.com>
15212 PR tree-optimization/39548
15213 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
15216 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15218 * c-common.c (pointer_int_sum): Use %wd on return from
15221 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
15223 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
15224 on return from tree_low_cst.
15226 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
15229 * ginclude/stdarg.h (va_copy): Define also for
15230 __GXX_EXPERIMENTAL_CXX0X__.
15232 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15235 * builtins.h (c_strlen): Do not warn here.
15236 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
15237 * c-common.c (pointer_int_sum): Take an explicit location.
15238 Warn about offsets out of bounds.
15239 * c-common.h (pointer_int_sum): Adjust declaration.
15241 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15243 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
15246 2009-03-26 Jakub Jelinek <jakub@redhat.com>
15249 * opts.c (warn_if_disallowed_function_p): Don't assume
15250 get_callee_fndecl must return non-NULL.
15252 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
15254 PR rtl-optimization/39522
15255 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
15256 when reg_reloaded_valid is set.
15258 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15260 * config/spu/divv2df3.c: New file.
15261 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
15262 (DPBIT_FUNCS): Filter out _div_df.
15264 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
15266 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
15267 a jump insn, count that jump in the distance to the loop start.
15269 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
15272 * config/sh/sh.c (calc_live_regs): Fix condition for global
15273 registers except PIC_OFFSET_TABLE_REGNUM.
15275 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
15278 * doc/invoke.texi (-mconsole): New.
15280 (-mno-cygwin): New.
15282 (-mnop-fun-dllimport): New.
15286 (sub section "i386 and x86-64 Windows Options"): New.
15288 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
15290 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
15291 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
15293 2009-03-25 Richard Guenther <rguenther@suse.de>
15295 PR middle-end/39497
15296 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
15299 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
15301 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
15302 neither of haifa/selective schedulers are working.
15304 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15306 * doc/invoke.texi (Debugging Options): Fix description of
15307 -fno-merge-debug-strings.
15309 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
15311 * config/cris/libgcc.ver: New version-script.
15312 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
15314 * configure.ac <GAS features, nop mnemonic>: Add pattern
15315 crisv32-*-* for "nop".
15316 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
15317 * configure: Regenerate.
15319 2009-03-24 Ira Rosen <irar@il.ibm.com>
15321 PR tree-optimization/39529
15322 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
15323 mark_sym_for_renaming for the tag copied to the new vector
15326 2009-03-24 Arthur Loiret <aloiret@debian.org>
15328 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
15329 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
15330 EXTRA_SPEC_FUNCTIONS.
15331 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
15332 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
15333 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
15334 -march and -mtune options.
15336 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
15338 * config/m68k/t-rtems: Add m5329 multilib.
15340 2009-03-24 Dodji Seketeli <dodji@redhat.com>
15341 Jakub Jelinek <jakub@redhat.com>
15344 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
15347 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15350 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
15351 instead of c_parser_expression_conv, if original_code isn't one of the
15352 4 allowed comparison codes, fail.
15354 2009-03-23 Richard Guenther <rguenther@suse.de>
15356 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
15357 * tree.h (struct tree_type): Likewise.
15358 * reload.h (struct insn_chain): Likewise.
15359 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
15360 * function.h (struct function): Likewise.
15361 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
15363 2009-03-23 Jakub Jelinek <jakub@redhat.com>
15365 PR tree-optimization/39516
15366 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
15368 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
15370 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
15371 should be set true if BITS_PER_WORD of target is bigger than 32
15373 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
15375 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
15376 Translate -B-options to -rpath-link. Correct existing
15377 rpath-link and conditionalize on !nostdlib.
15379 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15381 * doc/extend.texi (Function Attributes, Variable Attributes):
15383 * doc/invoke.texi (Debugging Options, Optimize Options)
15384 (i386 and x86-64 Options, MCore Options): Likewise.
15386 2009-03-20 Jakub Jelinek <jakub@redhat.com>
15389 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
15390 it for block local namespace aliases.
15391 (gen_decl_die): Pass context_die to gen_namespace_die.
15393 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15396 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
15397 minimum or maximum value.
15399 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
15401 * reginfo.c (globalize_reg): Recompute derived reg sets.
15403 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
15406 * libgcc2.c (mprotect): Do not use signed arguments for
15407 VirtualProtect, use DWORD arguments. Also fix the 'may
15408 be used uninitialized' warning for the np variable.
15410 2009-03-19 Jakub Jelinek <jakub@redhat.com>
15413 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
15414 functions using regparm calling conventions when not optimizing.
15415 (ix86_function_sseregparm): Similarly for sseregparm calling
15418 2009-03-19 Li Feng <nemokingdom@gmail.com>
15420 PR middle-end/39500
15421 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
15422 dependence if the first conflict is after niter iterations.
15424 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
15426 PR middle-end/38609
15427 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
15428 functions with dynamic stack-pointer adjustments.
15430 2009-03-19 Ben Elliston <bje@au.ibm.com>
15432 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
15433 option; change to -msdata=data.
15435 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15437 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
15440 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
15443 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
15445 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
15447 * doc/invoke.texi (Code Gen Options): Expand discussion of
15450 2009-03-18 Jakub Jelinek <jakub@redhat.com>
15452 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
15453 * matrix-reorg.c (struct matrix_info): Likewise.
15454 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
15455 * rtl.h (struct mem_attrs): Likewise.
15456 * df.h (struct df): Likewise.
15457 * tree-data-ref.h (struct data_dependence_relation): Likewise.
15458 * ira-int.h (struct ira_allocno): Likewise.
15459 * df-scan.c (struct df_collection_rec): Likewise.
15460 * ira.c (struct equivalence): Likewise.
15461 * function.c (struct temp_slot): Likewise.
15462 * cfgloop.h (struct loop): Likewise.
15465 * function.c (use_register_for_decl): When not optimizing, disregard
15466 register keyword for variables with types containing methods.
15468 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
15470 PR middle-end/39447
15471 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
15472 (is_simple_operand): Call contains_component_ref_p before calling data
15473 reference analysis that would fail on COMPONENT_REFs.
15475 * tree-vrp.c (search_for_addr_array): Fix formatting.
15477 2009-03-18 Richard Guenther <rguenther@suse.de>
15479 * tree-vect-transform.c (vect_loop_versioning): Fold the
15480 generated comparisons.
15481 * tree-vectorizer.c (set_prologue_iterations): Likewise.
15482 (slpeel_tree_peel_loop_to_edge): Likewise.
15484 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15486 PR middle-end/37805
15487 * opts.c (print_specific_help): In addition to `undocumented',
15488 accept `separate' and `joined' flags if passed alone. Describe
15489 output by the first matched one of those.
15490 (common_handle_option): Skip over empty strings.
15491 * gcc.c (display_help): Fix help string for `--help='.
15492 * doc/invoke.texi (Option Summary, Overall Options): With
15493 `--help=', classes and qualifiers can both be repeated, but
15494 only the latter can be negated. One should not pass only
15495 negated qualifiers. Fix markup and examples.
15498 2008-10-14 Jakub Jelinek <jakub@redhat.com>
15499 PR middle-end/37805
15500 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
15501 and -fhelp=separate.
15503 2009-03-17 Jing Yu <jingyu@google.com>
15505 PR middle-end/39378
15506 * function.h (struct rtl_data): Move is_thunk from here...
15507 (struct function): ...to here.
15508 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
15509 * varasm.c (assemble_start_function): Change is_thunk from crtl to
15511 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
15513 (alpha_does_function_need_gp, alpha_start_function): Likewise.
15514 (alpha_output_function_end_prologue): Likewise.
15515 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
15516 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
15517 (rs6000_output_function_epilogue): Likewise.
15518 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
15520 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
15523 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
15524 from different units in a single alternative.
15525 (*truncdfsf_i387): Ditto.
15526 (*truncxfsf2_mixed): Ditto.
15527 (*truncxfdf2_mixed): Ditto.
15529 2009-03-17 Jakub Jelinek <jakub@redhat.com>
15531 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
15532 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
15535 * tree-ssa-live.c (remove_unused_locals): Don't remove local
15536 unused non-artificial variables when not optimizing.
15539 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
15540 DW_TAG_imported_module even if decl is IMPORTED_DECL with
15541 NAMESPACE_DECL in its DECL_INITIAL.
15543 PR middle-end/39443
15544 * optabs.c (set_user_assembler_libfunc): New function.
15545 * expr.h (set_user_assembler_libfunc): New prototype.
15546 * c-common.c: Include libfuncs.h.
15547 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
15548 for memcmp, memset, memcpy, memmove and abort.
15549 * Makefile.in (c-common.o): Depend on libfuncs.h.
15552 * dwarf2out.c (gen_inlined_enumeration_type_die,
15553 gen_inlined_structure_type_die, gen_inlined_union_type_die,
15554 gen_tagged_type_instantiation_die): Removed.
15555 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
15558 2009-03-17 Janis Johnson <janis187@us.ibm.com>
15561 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
15563 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
15564 (check-parallel-%): Ditto.
15565 (check-consistency): Ditto.
15567 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
15569 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
15570 local variable rhs by NULL_TREE.
15572 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15575 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
15577 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15580 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
15582 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
15585 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
15586 for ms->sysv ABI calls only in 64bit mode.
15588 * config/i386/i386.md (untyped_call): Support 32bit.
15590 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
15592 * doc/extend.texi: Replace x86_65 with x86_64.
15594 2009-03-16 Jakub Jelinek <jakub@redhat.com>
15596 PR tree-optimization/39455
15597 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
15598 mismatches for POINTER_TYPE_P (type).
15599 (number_of_iterations_le): Likewise.
15601 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
15603 * config/picochip/picochip.c: Removed profiling support.
15604 * config/picochip/picochip.md: Removed profiling instruction.
15605 * config/picochip/picochip.h: Removed profiling builtin.
15607 2009-03-16 Joseph Myers <joseph@codesourcery.com>
15609 * doc/install.texi (--with-host-libstdcxx): Document.
15611 2009-03-14 Anatoly Sokolov <aesok@post.ru>
15614 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
15615 generate a warning if the function name does not begin with
15616 "__vector" and the function has either the 'signal' or 'interrupt'
15617 attribute, from here to ...
15618 (avr_declare_function_name): ...here. New function.
15619 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
15620 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
15622 2009-03-14 Jakub Jelinek <jakub@redhat.com>
15625 * cse.c (fold_rtx): Don't modify original const_arg1 when
15626 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
15627 separate variable instead.
15628 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
15629 from out of range shift counts.
15630 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
15632 2009-03-13 Catherine Moore <clm@codesourcery.com>
15634 * config/i386/x-mingw32 (host-mingw32.o): Replace
15635 diagnostic.h with $(DIAGNOSTIC_H).
15637 2009-03-12 Jakub Jelinek <jakub@redhat.com>
15640 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
15642 * config/i386/sync.md (sync_compare_and_swap<mode>,
15643 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
15644 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
15646 (sync_double_compare_and_swapdi_pic,
15647 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
15648 cmpxchg8b_pic_memory_operand instead of just memory_operand.
15650 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15653 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
15655 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15658 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
15659 (avx_addsubv4df3): Likewise.
15660 (*avx_addsubv4sf3): Likewise.
15661 (sse3_addsubv4sf3): Likewise.
15663 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
15666 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
15668 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
15671 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
15672 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
15673 registers for allocnos created from user-defined variables.
15675 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15678 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
15679 of non-integer mode as well.
15681 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
15683 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
15684 for functions for which the parameter types are unknown.
15686 2009-03-11 Jakub Jelinek <jakub@redhat.com>
15689 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
15690 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
15691 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
15692 * config/i386/i386.c (ix86_local_alignment): For
15693 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
15694 long long variables on the stack to avoid dynamic realignment.
15695 Allow the first argument to be a decl rather than type.
15696 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
15698 2009-03-11 Nick Clifton <nickc@redhat.com>
15701 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
15703 Add description to mno-lsim option.
15704 * config/mcore/mcore.h: Remove comment about deprecated m4align
15706 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
15707 * doc/invoke.texi: Add description of mno-lsim and
15708 mstack-increment options.
15710 * config/fr30/fr30.opt: Document the -mno-lsim option.
15711 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
15712 and -mno-lsim options.
15714 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15716 * fold-const.c (fold_comparison): Only call fold_inf_compare
15717 if the mode supports infinities.
15719 2009-03-11 Jason Merrill <jason@redhat.com>
15722 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
15723 end already did. Notice GIMPLE_CALL modifications of the result.
15724 Don't copy debug information from an ignored decl or a decl from
15727 2009-03-10 Richard Guenther <rguenther@suse.de>
15728 Nathan Froyd <froydnj@codesourcery.com>
15730 PR middle-end/37850
15731 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
15732 (__divMODE3): Likewise.
15734 2009-03-09 Jakub Jelinek <jakub@redhat.com>
15736 PR tree-optimization/39394
15737 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
15738 DECL_SIZE_UNIT of variable length FIELD_DECLs.
15740 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15742 * recog.c (verfiy_changes): Disallow renaming of hard regs in
15743 inline asms for register asm ("") declarations.
15745 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
15747 * fold-const.c (fold_unary): Fix comment.
15749 2009-03-07 Jan Hubicka <jh@suse.cz>
15752 * tree-inline.c (setup_one_parameter): Do replacement of const
15753 argument by constant in SSA form.
15755 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15757 PR middle-end/38028
15758 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
15759 determine alignment passed to assign_stack_local.
15760 (assign_parms_unsplit_complex): Likewise.
15761 * except.c (sjlj_build_landing_pads): Likewise.
15763 2009-03-06 Jakub Jelinek <jakub@redhat.com>
15765 PR middle-end/39360
15766 * tree-flow.h (add_referenced_var): Return bool instead of void.
15767 * tree-dfa.c (add_referenced_var): Return result of
15768 referenced_var_check_and_insert call.
15769 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
15770 of referenced_var_check_and_insert.
15773 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
15774 (gen_variable_die): Emit DW_AT_location on abstract static variable's
15775 DIE, don't emit it if abstract origin already has it.
15776 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
15777 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
15779 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15781 * genpreds.c (needs_variable): Fix parentheses at variable name
15783 (write_tm_constrs_h): Indent generated code.
15785 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15787 * doc/extend.texi (Function Attributes): Add documentation
15788 for isr attributes.
15790 2009-03-06 Jakub Jelinek <jakub@redhat.com>
15793 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
15794 take locus from its DECL_SOURCE_LOCATION instead of input_location.
15796 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
15798 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
15801 2009-03-05 Jakub Jelinek <jakub@redhat.com>
15804 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
15805 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
15807 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
15809 * config/i386/i386.md (R8_REG, R9_REG): New constants.
15810 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
15811 constants instead of magic numbers.
15812 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
15814 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
15815 (x86_64_ms_abi_int_parameter_registers): Ditto.
15816 (x86_64_int_return_registers): Ditto.
15817 (ix86_maybe_switch_abi): Ditto.
15818 (ix86_expand_call): Ditto for clobbered_registers array.
15819 (ix86_hard_regno_mode_ok): Ditto.
15820 (x86_extended_QIreg_mentioned_p): Ditto.
15822 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
15824 PR tree-optimization/39349
15825 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
15827 * combine.c (gen_lowpart_for_combine): Use omode when generating
15830 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
15832 PR rtl-optimization/39235
15833 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
15835 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
15837 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
15839 2009-03-04 Richard Guenther <rguenther@suse.de>
15841 PR tree-optimization/39362
15842 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
15843 that occur in abnormal PHIs should be varying.
15845 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
15847 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
15849 (simple_iv): Take loop as an argument instead of statement.
15850 * tree-scalar-evolution.h (simple_iv): Declaration changed.
15851 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
15853 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
15855 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
15856 * matrix-reorg.c (analyze_transpose): Ditto.
15857 * tree-data-ref.c (dr_analyze_innermost): Ditto.
15858 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
15859 * tree-predcom.c (ref_at_iteration): Ditto.
15860 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
15862 2009-03-04 Richard Guenther <rguenther@suse.de>
15864 PR tree-optimization/39358
15865 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
15866 escaped_id and callused_id.
15867 (solve_graph): Likewise.
15869 2009-03-04 Richard Guenther <rguenther@suse.de>
15871 PR tree-optimization/39339
15872 * tree-sra.c (try_instantiate_multiple_fields): Make it
15873 no longer ICE on the above.
15875 2009-03-03 Joseph Myers <joseph@codesourcery.com>
15877 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
15878 that fits within Pmode.
15880 2009-03-03 Steve Ellcey <sje@cup.hp.com>
15882 PR middle-end/10109
15883 * tm.texi (LIBCALL_VALUE): Update description.
15885 2009-03-03 Steve Ellcey <sje@cup.hp.com>
15887 PR middle-end/34443
15888 * doc/extend.texi (section): Update description.
15890 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
15892 PR middle-end/39345
15893 * tree-inline.c (remapped_type): New.
15894 (can_be_nonlocal): Call remapped_type instead of remap_type.
15896 2009-03-03 Jakub Jelinek <jakub@redhat.com>
15899 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
15900 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
15902 2009-03-03 Richard Guenther <rguenther@suse.de>
15904 PR middle-end/39272
15905 * tree.c (tree_nonartificial_location): New function.
15906 * tree.h (tree_nonartificial_location): Declare.
15907 * builtins.c (expand_builtin_memory_chk): Provide location
15908 of the call location for artificial function pieces.
15909 (maybe_emit_chk_warning): Likewise.
15910 (maybe_emit_sprintf_chk_warning): Likewise.
15911 (maybe_emit_free_warning): Likewise.
15912 * expr.c (expand_expr_real_1): Likewise.
15914 2009-03-03 Jakub Jelinek <jakub@redhat.com>
15916 PR tree-optimization/39343
15917 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
15918 COMPONENT_REF t has ARRAY_TYPE.
15920 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
15922 PR middle-end/39335
15923 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
15924 when the type precision of the induction variable should be
15925 larger than the type precision of nit.
15926 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
15927 * graphite.c (graphite_loop_normal_form): Same.
15928 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
15930 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
15932 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
15933 (*call_1_rex64_ms_sysv): Use named constants instead of magic
15934 numbers to describe clobbered registers.
15935 (*call_value_0_rex64_ms_sysv): Ditto.
15936 * config/i386/mmx.md (mmx_emms): Ditto.
15937 (mmx_femms): Ditto.
15939 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
15941 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
15944 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15946 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
15947 (spu_section_type_flags): New function.
15949 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
15951 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
15952 reg_class_contents of FLOAT_REGS into a temporary.
15954 2009-03-02 Richard Guenther <rguenther@suse.de>
15955 Ira Rosen <irar@il.ibm.com>
15957 PR tree-optimization/39318
15958 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
15959 information to the vectorized statement.
15961 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
15963 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
15964 variable. Use defined names instead of magic constants for REX SSE
15967 2009-03-01 Richard Guenther <rguenther@suse.de>
15969 PR tree-optimization/39331
15970 * omp-low.c (lower_send_shared_vars): Do not receive new
15971 values for the reference of DECL_BY_REFERENCE parms or results.
15973 2009-03-01 Jan Hubicka <jh@suse.cz>
15976 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
15977 BLOCK_NONLOCALIZED_VAR): New macros.
15978 (tree_block): Add nonlocalized_vars.
15979 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
15980 gen_decl_die): Add origin argument. Allow generation of die with
15981 origin at hand only.
15982 (gen_member_die, gen_type_die_with_usage, force_decl_die,
15983 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
15985 (gen_block_die): Fix checking for unused blocks.
15986 (process_scope_var): Break out from .... ; work with origins only.
15987 (decls_for_scope) ... here; process nonlocalized list.
15988 (dwarf2out_ignore_block): Look for nonlocalized vars.
15989 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
15991 (dump_scope_block): Dump them.
15992 * tree-inline.c (remap_decls): Handle nonlocalized vars.
15993 (remap_block): Likewise.
15994 (can_be_nonlocal): New predicate.
15995 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
15997 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15999 * configure: Regenerate.
16001 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16003 * optc-gen.awk: No need to duplicate option flags twice.
16004 Reuse help texts for duplicate options which do not have any.
16006 * gcc.c (display_help): Document --version.
16008 * gcc.c (main): If print_help_list and verbose_flag, ensure
16009 driver output comes before subprocess output.
16011 * optc-gen.awk: Assign all remaining fields to help string,
16012 space-separated, for multi-line help in *.opt.
16014 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
16015 -Wno-pedantic-ms-format is for MinGW targets only.
16017 * doc/options.texi (Option file format): Fix bad indentation,
16018 restoring dropped sentence.
16020 2009-02-28 Jan Hubicka <jh@suse.cz>
16022 * tree-inline.c (tree_function_versioning): Output debug info.
16024 2009-02-28 Jan Hubicka <jh@suse.cz>
16027 * tree-inline.c (setup_one_parameter): Do not copy propagate
16028 arguments when not optimizing.
16030 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
16033 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
16034 (avx_addsubv4df3): Likewise.
16035 (*avx_addsubv4sf3): Likewise.
16036 (sse3_addsubv4sf3): Likewise.
16037 (*avx_addsubv2df3): Likewise.
16038 (sse3_addsubv2df3): Likewise.
16039 (avx_unpckhps256): Correct item selectors.
16040 (avx_unpcklps256): Likewise.
16041 (avx_unpckhpd256): Likewise.
16042 (avx_unpcklpd256): Likewise.
16044 2009-02-28 Jan Hubicka <jh@suse.cz>
16046 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
16048 (copy_arguments_for_versioning): If var is declared don't declare it.
16049 (tree_function_versioning): First setup substitutions and then copy
16052 2009-02-27 Jan Hubicka <jh@suse.cz>
16055 * cgraph.h (varpool_output_debug_info): Remove.
16056 * cgraphunit.c (varpool_output_debug_info): Remove.
16057 * dwarf2out.c (deferred_locations_struct): New struct
16058 (deferred_locations): New type.
16059 (deferred_locations_list): New static var.
16060 (deffer_location): New function.
16061 (gen_variable_die): Use it.
16062 (decls_for_scope): Output info on local static vars.
16063 (dwarf2out_finish): Process deferred locations.
16064 * varpool.c (varpool_output_debug_info): Remove.
16066 2009-02-27 Jan Hubicka <jh@suse.cz>
16069 * tree.h (TREE_PROTECTED): Fix comment.
16070 (BLOCK_HANDLER_BLOCK): Remove.
16071 (struct tree_block): Remove handler_block add body_block.
16072 (inlined_function_outer_scope_p): New.
16073 (is_body_block): Remove.
16074 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
16075 * dwarf2out.c (is_inlined_entry_point): Remove.
16076 (add_high_low_attributes): Use inlined_function_outer_scope_p.
16077 (gen_block_die): Use is_inlined_entry_point check. Remove body block
16079 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
16080 * gimplify.c (gimplify_expr): Gimplify body blocks.
16081 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
16082 block with multiple subblocks.
16083 (dump_scope_block): Prettier output; dump more flags and info.
16084 (dump_scope_blocks): New.
16085 (remove_unused_locals): Use dump_scope_blocks.
16086 * tree-flow.h (dump_scope_blocks): Declare.
16087 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
16088 * stmt.c (is_body_block): Remove.
16089 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
16090 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
16092 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
16094 PR middle-end/39308
16095 * graphite.c (graphite_loop_normal_form): Do not call
16096 number_of_iterations_exit from a gcc_assert.
16098 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16100 * config/s390/s390.c (s390_swap_cmp): Look for conditional
16101 jumps if COND is NULL.
16102 (find_cond_jump): New function.
16103 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
16104 * config/s390/s390.md: Remove z10_cobra attribute value.
16106 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
16108 * config/alpha/alpha.h (alpha_expand_mov): Return false if
16109 force_const_mem returns NULL_RTX.
16111 2009-02-26 Jan Hubicka <jh@suse.cz>
16114 * cgraph.h (varpool_output_debug_info): Remove.
16115 * cgraphunit.c (varpool_output_debug_info): Remove.
16116 * dwarf2out.c (deferred_locations_struct): New struct
16117 (deferred_locations): New type.
16118 (deferred_locations_list): New static var.
16119 (deffer_location): New function.
16120 (gen_variable_die): Use it.
16121 (decls_for_scope): Output info on local static vars.
16122 (dwarf2out_finish): Process deferred locations.
16123 * varpool.c (varpool_output_debug_info): Remove.
16125 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
16127 PR rtl-optimization/39241
16128 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
16129 to subreg_offset_representable_p.
16131 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16133 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
16134 execute function prototype. Get f and nregs from max_reg_num
16135 and get_insns. Remove the first backward pass as it's dead,
16136 guard the forward pass by flag_expensive_optimizations.
16137 (rest_of_handle_regmove): Delete.
16138 (pass_regmove): Replace it with regmove_optimize.
16140 2009-02-25 Martin Jambor <mjambor@suse.cz>
16142 PR tree-optimization/39259
16143 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
16144 calls_alloca function flags.
16145 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
16146 calls are detected.
16148 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
16150 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
16151 flags_set_1_rtx, flags_set_1_set): Delete.
16152 (regmove_optimize): Do not call mark_flags_life_zones.
16154 2009-02-24 Julian Brown <julian@codesourcery.com>
16157 * config/arm/arm.c (require_pic_register): Only set
16158 cfun->machine->pic_reg once per function.
16160 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
16162 * doc/invoke.texi (Link Options): Document an easier way to pass
16163 options that take arguments to the GNU linker using -Xlinker and -Wl.
16165 2009-02-24 Steve Ellcey <sje@cup.hp.com>
16168 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
16170 2009-02-24 Richard Guenther <rguenther@suse.de>
16173 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
16175 2009-02-24 Richard Guenther <rguenther@suse.de>
16176 Zdenek Dvorak <ook@ucw.cz>
16178 PR tree-optimization/39233
16179 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
16180 from converting them to a generic type.
16182 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
16184 PR tree-optimization/39260
16185 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
16186 contains a condition with a real type.
16187 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
16189 2009-02-23 Jason Merrill <jason@redhat.com>
16192 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
16193 narrowing_initializer_constant_valid_p.
16194 (narrowing_initializer_constant_valid_p): Don't return
16195 null_pointer_node for adding a pointer to itself.
16197 2009-02-23 Jan Hubicka <jh@suse.cz>
16200 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
16203 2009-02-23 Jan Hubicka <jh@suse.cz>
16205 PR tree-optimization/37709
16206 * tree.c (block_ultimate_origin): Move here from dwarf2out.
16207 * tree.h (block_ultimate_origin): Declare.
16208 * dwarf2out.c (block_ultimate_origin): Move to tree.c
16209 * tree-ssa-live.c (remove_unused_scope_block_p):
16210 Eliminate blocks containig no instructions nor live variables nor
16212 (dump_scope_block): New function.
16213 (remove_unused_locals): Enable removal of dead blocks by default;
16214 enable dumping at TDF_DETAILS.
16216 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16218 * config/i386/i386.c (classify_argument): Don't allow COImode
16220 (function_arg_advance_32): Don't allow OImode.
16221 (function_arg_32): Likewise.
16222 (function_value_32): Likewise.
16223 (return_in_memory_32): Likewise.
16224 (function_arg_64): Remove OImode comment.
16226 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16229 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16230 ix86_expand_vector_set for V4DImode in 64bit mode only.
16231 (ix86_expand_vector_init_one_var): Likewise.
16233 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
16235 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
16237 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16240 * loop-iv.c: Revert last change.
16241 * emit-rtl.c: Likewise.
16243 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
16246 * config/i386/i386.c (type_natural_mode): Remove an extra
16247 space in the warning message.
16248 (function_value_32): Handle 32-byte vector modes.
16249 (return_in_memory_32): Likewise.
16251 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
16253 * loop-iv.c (truncate_value): New function.
16254 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
16256 (lowpart_subreg): Move to...
16257 * emit-rtl.c: ...here.
16259 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
16261 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
16262 accidental and undocumented change at revision 140860.
16264 2009-02-21 Joseph Myers <joseph@codesourcery.com>
16266 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
16267 take gimple_seq * arguments.
16268 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
16269 types_compatible_p langhook.
16271 2009-02-20 Mark Mitchell <mark@codesourcery.com>
16272 Joseph Myers <joseph@codesourcery.com>
16274 * config/arm/arm.c (arm_builtin_va_list): New function.
16275 (arm_expand_builtin_va_start): Likewise.
16276 (arm_gimplify_va_arg_expr): Likewise.
16277 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
16278 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
16279 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
16280 (va_list_type): New variable.
16281 (arm_mangle_type): Mangle va_list_type appropriately.
16283 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16285 PR middle-end/39157
16286 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
16287 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
16288 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
16289 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
16290 parameter to 1000 for -O1 by default.
16291 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
16293 * loop-invariant.c: Include params.h.
16294 (move_loop_invariants): Don't call move_single_loop_invariants on
16297 2009-02-20 Jaka Mocnik <jaka@xlab.si>
16299 * calls.c (emit_library_call_value_1): Use slot_offset instead of
16300 offset when calculating bounds for indexing stack_usage_map. Fixes
16301 a buffer overflow with certain target setups.
16303 2009-02-20 Jakub Jelinek <jakub@redhat.com>
16306 * calls.c (expand_call): Clear try_tail_call if caller and callee
16307 disagree in promotion of function return value.
16309 2009-02-19 Jakub Jelinek <jakub@redhat.com>
16312 * c-common.c (c_determine_visibility): If visibility changed and
16313 DECL_RTL has been already set, call make_decl_rtl to update symbol
16316 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
16319 * varasm.c (assemble_variable): Don't check DECL_NAME when
16320 globalizing a variable.
16322 2009-02-19 Joseph Myers <joseph@codesourcery.com>
16325 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
16326 expression before any __builtin_trap call.
16327 * c-typeck.c (build_function_call): Convert and check function
16328 arguments before generating a call to a trap. Evaluate the
16329 function arguments before the trap.
16331 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
16334 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
16335 (UNSPEC_FXAM_MEM): New unspec.
16336 (fxam<mode>2_i387_with_temp): New insn and split pattern.
16337 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
16338 memory using fxam<mode>2_i387_with_temp to remove excess precision.
16340 2009-02-19 Richard Guenther <rguenther@suse.de>
16342 PR tree-optimization/39207
16343 PR tree-optimization/39074
16344 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
16345 storedanything_tree): New.
16346 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
16347 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
16348 (build_succ_graph): Add edges from STOREDANYTHING to all
16350 (init_base_vars): Initialize STOREDANYTHING.
16351 (compute_points_to_sets): Free substitution info after
16352 building the succ graph.
16353 (ipa_pta_execute): Likewise.
16355 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
16357 (do_ds_constraint): Do not add to special var or non-pointer
16359 (type_could_have_pointers): Split out from ...
16360 (could_have_pointers): ... here. For arrays use the element type.
16361 (create_variable_info_for): Initialize may_have_pointers.
16362 (new_var_info): Likewise.
16363 (handle_lhs_call): Make the HEAP variable unknown-sized.
16364 (intra_create_variable_infos): Use a type with pointers for
16365 PARM_NOALIAS, make it unknown-sized.
16367 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
16370 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
16372 2009-02-18 Jason Merrill <jason@redhat.com>
16375 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
16376 value if DECL_EXTERNAL.
16377 * tree-sra.c (sra_walk_gimple_assign): Likewise.
16378 * target.h (gcc_target::binds_local_p): Clarify "module".
16379 * tree.h (TREE_PUBLIC): Clarify "module".
16381 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
16384 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
16385 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
16387 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
16390 * c.opt (Wabi): Support C and ObjC.
16393 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
16395 * config/i386/i386.c (classify_argument): Warn once about the ABI
16396 change when passing union with long double.
16398 * doc/invoke.texi: Update -Wabi for warning psABI changes.
16400 2009-02-18 Joseph Myers <joseph@codesourcery.com>
16403 * c-parser.c (c_parser_compound_statement): Always enter and leave
16406 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16409 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
16411 2009-02-18 Jakub Jelinek <jakub@redhat.com>
16413 PR tree-optimization/36922
16414 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
16415 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
16418 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16420 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
16423 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16425 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
16427 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
16429 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
16432 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
16433 Richard Sandiford <rdsandiford@googlemail.com>
16435 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
16436 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
16437 (loongson_biadd): ...this.
16439 2009-02-17 Richard Guenther <rguenther@suse.de>
16441 PR tree-optimization/39202
16442 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
16443 a var make sure to follow existing collapses.
16445 2009-02-17 Richard Guenther <rguenther@suse.de>
16447 PR middle-end/39214
16448 * langhooks.c (lhd_print_error_function): Check for NULL block.
16450 2009-02-17 Richard Guenther <rguenther@suse.de>
16452 PR tree-optimization/39204
16453 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
16456 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
16458 * config/soft-fp/double.h: Update from glibc CVS.
16460 2009-02-17 Richard Guenther <rguenther@suse.de>
16462 PR tree-optimization/39207
16463 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
16464 strict-aliasing warnings for pointers pointing to NULL.
16466 2009-02-16 Joseph Myers <joseph@codesourcery.com>
16469 * c-parser.c (c_parser_braced_init): Call pop_init_level when
16470 skipping until next close brace.
16472 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
16475 * config/i386/i386.c (ix86_expand_push): Set memory alignment
16476 to function argument boundary.
16478 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
16480 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
16481 in the lea_add. Reload eventually constraints it properly.
16482 * config/picochip/constraints.md: Remove the target constraint
16483 "b", since it is not needed anymore.
16485 2009-02-16 Jakub Jelinek <jakub@redhat.com>
16487 * gthr-dce.h: Uglify function parameter and local variable names.
16488 * gthr-gnat.h: Likewise.
16489 * gthr-mipssde.h: Likewise.
16490 * gthr-nks.h: Likewise.
16491 * gthr-posix95.h: Likewise.
16492 * gthr-posix.h: Likewise.
16493 * gthr-rtems.h: Likewise.
16494 * gthr-single.h: Likewise.
16495 * gthr-solaris.h: Likewise.
16496 * gthr-tpf.h: Likewise.
16497 * gthr-vxworks.h: Likewise.
16498 * gthr-win32.h: Likewise.
16500 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
16503 * config/i386/i386.md: Restrict the new peephole2 to move
16504 between MMX/SSE registers.
16506 2009-02-15 Richard Guenther <rguenther@suse.de>
16509 2009-02-13 Richard Guenther <rguenther@suse.de>
16511 * configure.ac: Enable LFS.
16512 * configure: Re-generate.
16513 * config.in: Likewise.
16515 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16517 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
16518 spu_srqwbyte, spu_srqwbytebc): Define.
16519 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
16520 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
16521 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
16522 "shrqby_<mode>"): New insn-and-split patterns.
16523 * config/spu/spu.c (expand_builtin_args): Determine and return
16524 number of operands using spu_builtin_description data.
16525 (spu_expand_builtin_1): Use it.
16527 2009-02-13 Steve Ellcey <sje@cup.hp.com>
16530 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
16533 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16536 * config/i386/i386.c (override_options): Correct warning
16537 messages for -malign-loops, -malign-jumps and -malign-functions.
16539 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16542 * config/i386/i386.md: Restrict the new peephole2 to move
16543 between the general purpose registers.
16545 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
16548 * config/i386/i386.c (type_natural_mode): Add a new argument.
16549 Return the original mode and warn ABI change if vector size is 32byte.
16550 (function_arg_advance): Updated.
16551 (function_arg): Likewise.
16552 (ix86_function_value): Likewise.
16553 (ix86_return_in_memory): Likewise.
16554 (ix86_sol10_return_in_memory): Likewise.
16555 (ix86_gimplify_va_arg): Likewise.
16556 (function_arg_32): Don't warn ABX ABI change here.
16557 (function_arg_64): Likewise.
16559 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
16561 * loop-iv.c (implies_p): In the final case, test that operands 0
16562 of the two comparisons match.
16564 * config/bfin/bfin.c (find_prev_insn_start): New function.
16565 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
16566 (find_next_insn_start): Move.
16568 2009-02-13 Richard Guenther <rguenther@suse.de>
16570 * configure.ac: Enable LFS.
16571 * configure: Re-generate.
16572 * config.in: Likewise.
16574 2009-02-13 Joseph Myers <joseph@codesourcery.com>
16577 * c-parser.c (c_parser_parms_list_declarator): Discard pending
16578 sizes on syntax error after some arguments have been parsed.
16580 2009-02-12 Jakub Jelinek <jakub@redhat.com>
16582 * doc/invoke.texi (-fira): Remove.
16584 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16586 * caller-save.c: Replace regclass.c with reginfo.c in comments.
16587 * recog.c: Likewise.
16590 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
16592 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
16593 (umul_ppmm): Likewise.
16594 (count_leading_zeros): Likewise.
16595 (count_trailing_zeros): Likewise.
16596 (UMUL_TIME): Likewise.
16598 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16600 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
16601 soft-fp/t-softfp to tmake_file.
16603 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
16604 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
16605 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
16606 IA64_BUILTIN_INFQ]: New.
16607 (ia64_init_builtins): Initialize __builtin_infq,
16608 __builtin_fabsq and __builtin_copysignq if not HPUX.
16609 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
16610 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
16612 * config/ia64/lib1funcs.asm (__divtf3): Define only if
16614 (__fixtfti): Likewise.
16615 (__fixunstfti): Likewise.
16616 (__floattitf): Likewise.
16618 * config/ia64/libgcc-glibc.ver: New.
16619 * config/ia64/t-fprules-softfp: Likewise.
16620 * config/ia64/sfp-machine.h: Likewise.
16622 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
16623 (LIBGCC2_TF_CEXT): Likewise.
16624 (TF_SIZE): Likewise.
16625 (TARGET_INIT_LIBFUNCS): Likewise.
16627 * config/ia64/t-glibc (SHLINB_MAPFILES):
16628 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
16630 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
16632 * config/i386/i386.c (construct_container): Rewrite processing
16633 BLKmode with X86_64_SSE_CLASS.
16635 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
16638 * config/i386/i386.md: Replace simplify_replace_rtx with
16639 replace_rtx in the new peephole2.
16641 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
16643 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
16644 loop unrolling do not happen at -O2.
16646 2009-02-12 Michael Matz <matz@suse.de>
16648 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
16650 2009-02-12 Jakub Jelinek <jakub@redhat.com>
16652 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
16655 2009-02-12 Ben Elliston <bje@au.ibm.com>
16657 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
16658 patterns when updating the back chain. Missed in the 2009-02-10
16661 2009-02-11 Janis Johnson <janis187@us.ibm.com>
16663 * doc/extend.texi (Decimal Floating Types): Update identifier of
16664 draft TR and list of missing support.
16666 2009-02-11 Jakub Jelinek <jakub@redhat.com>
16668 PR middle-end/39154
16669 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
16670 bit to variable length decl's flags, add it also to its
16671 pointer replacement variable.
16673 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
16674 Jakub Jelinek <jakub@redhat.com>
16677 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
16678 (memory_blockage): New expander.
16679 (*memory_blockage): New insn pattern.
16680 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
16681 instead of general blockage at the end of function prologue when
16682 frame pointer is used to access red zone area. Do not emit blockage
16683 when profiling, it is emitted in generic code.
16684 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
16685 function epilogue when frame pointer is used to access red zone area.
16687 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
16690 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
16691 by arithmetic with memory operands.
16692 * config/i386/predicates.md (commutative_operator): New.
16694 2009-02-10 Janis Johnson <janis187@us.ibm.com>
16696 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
16699 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
16701 * alias.h (record_alias_subset): Declare.
16702 * alias.c (record_alias_subset): Make global.
16704 2009-02-10 Nick Clifton <nickc@redhat.com>
16706 * tree-parloops.c: Change license to GPLv3.
16707 * ipa-struct-reorg.c: Change license to GPLv3.
16708 * ipa-struct-reorg.h: Change license to GPLv3.
16710 2009-02-10 Steve Ellcey <sje@cup.hp.com>
16713 * c-decl.c (start_struct): Return NULL on error.
16715 2009-02-10 Jakub Jelinek <jakub@redhat.com>
16717 PR middle-end/39124
16718 * cfgloopmanip.c (remove_path): Call remove_bbs after
16719 cancel_loop_tree, not before it.
16722 * function.h (struct function): Add has_local_explicit_reg_vars bit.
16723 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
16724 VAR_DECLs were seen.
16725 * tree-ssa-live.c (remove_unused_locals): Recompute
16726 cfun->has_local_explicit_reg_vars.
16727 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
16728 copies or clearings if cfun->has_local_explicit_reg_vars.
16730 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
16733 * config/i386/i386.c (expand_prologue): Emit blockage at the end
16734 of function prologue when frame pointer is used to access
16737 2009-02-10 Richard Guenther <rguenther@suse.de>
16739 PR middle-end/39127
16740 * gimplify.c (gimple_regimplify_operands): Always look if
16741 we need to create a temporary.
16743 2009-02-10 Richard Guenther <rguenther@suse.de>
16745 PR tree-optimization/39132
16746 * tree-loop-distribution.c (todo): New global var.
16747 (generate_memset_zero): Trigger TODO_rebuild_alias.
16748 (tree_loop_distribution): Return todo.
16750 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
16753 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
16754 (x86_64_reg_class_name): Removed.
16755 (classify_argument): Return 0 if bytes > 32. Return 0 if the
16756 first one isn't X86_64_SSE_CLASS or any other ones aren't
16757 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
16758 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
16759 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
16760 and 3 X86_64_SSEUP_CLASS.
16761 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
16762 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
16764 2009-02-10 Ben Elliston <bje@au.ibm.com>
16766 * config/rs6000/rs6000.md (allocate_stack): Always use an update
16767 form instruction to update the stack back chain word, even if the
16768 user has disabled the generation of update instructions.
16769 (movdi_<mode>_update_stack): New.
16770 (movsi_update_stack): Likewise.
16771 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
16772 always use an update form instruction to update the stack back
16775 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
16777 PR middle-end/38953
16778 * graphite.c (if_region_set_false_region): After moving a region in
16779 the false branch of a condition, remove the empty dummy basic block.
16780 (gloog): Remove wrong fix for PR38953.
16782 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16784 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
16785 generation due to implicit sign extension.
16787 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
16789 PR middle-end/38981
16790 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
16791 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
16793 2009-02-09 Richard Guenther <rguenther@suse.de>
16795 PR middle-end/35202
16796 * convert.c (convert_to_real): Disable (float)fn((double)x)
16797 to fnf(x) conversion if errno differences may occur and
16798 -fmath-errno is set.
16800 2009-02-07 Anatoly Sokolov <aesok@post.ru>
16802 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
16803 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16804 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16806 2009-02-06 Joseph Myers <joseph@codesourcery.com>
16809 * c-common.c (handle_alias_attribute): Disallow attribute for
16810 anything not a FUNCTION_DECL or VAR_DECL.
16812 2009-02-06 Janis Johnson <janis187@us.ibm.com>
16815 * real.c (do_compare): Special-case compare of zero against
16816 decimal float value.
16818 2009-02-06 Joseph Myers <joseph@codesourcery.com>
16821 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
16822 as indicating flexible array members unless the field itself is
16823 being declarared as the incomplete array.
16825 2009-02-06 Jan Hubicka <jh@suse.cz>
16827 PR tree-optimization/38844
16828 * ipa-inline.c (try_inline): Stop inlining recursion when edge
16829 is already inlined.
16831 2009-02-06 Richard Guenther <rguenther@suse.de>
16833 PR middle-end/38977
16834 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
16835 fork because we may expand it as __gcov_fork.
16837 2009-02-06 Nick Clifton <nickc@redhat.com>
16839 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
16841 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
16843 PR tree-optimization/35659
16844 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
16845 vn_phi_eq): Shortcut if hashcode does not match.
16846 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
16848 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
16849 and avoid iterative_hash_expr.
16850 (FOR_EACH_VALUE_ID_IN_SET): New.
16851 (value_id_compare): Remove.
16852 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
16853 sort expressions by value id.
16855 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
16858 * config/sh/predicates.md (general_movsrc_operand): Don't check
16859 the subreg of system registers here.
16861 2009-02-05 Jakub Jelinek <jakub@redhat.com>
16864 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
16865 on the copied decl.
16867 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
16869 PR rtl-optimization/39110
16870 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
16871 addresses, not aligned ones.
16873 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
16874 Richard Guenther <rguenther@suse.de>
16876 PR tree-optimization/39100
16877 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
16878 comment says and add edges.
16880 2009-02-05 Joseph Myers <joseph@codesourcery.com>
16883 * c-common.c (handle_tls_model_attribute): Ignore attribute for
16884 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
16886 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
16888 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
16889 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
16890 register_bb_in_sese, new_sese, free_sese): Moved.
16891 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
16892 outermost_loop_in_scop, build_scop_iteration_domain,
16893 expand_scalar_variables_ssa_name, get_vdef_before_scop,
16894 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
16895 Use loop_in_sese_p instead of loop_in_scop_p.
16896 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
16897 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
16898 (scopdet_basic_block_info): Fix bug in scop detection.
16899 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
16900 eq_loop_to_cloog_loop): Remove.
16901 (nb_loops_around_loop_in_scop, nb_loop
16902 ref_nb_loops): Moved here...
16903 * graphite.h (ref_nb_loops): ... from here.
16904 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
16905 (loop_domain_dim, loop_iteration_vector_dim): Remove.
16906 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
16907 * testsuite/gcc.dg/graphite/scop-19.c: New
16909 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
16910 Hans-Peter Nilsson <hp@axis.com>
16912 PR rtl-optimization/37889
16913 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
16914 Move offset handling from PLUS to before the switch. Use new
16915 arguments when considering SYMBOL_REFs too.
16916 (rtx_addr_can_trap_p): Pass dummy offset and size.
16917 (enum may_trap_p_flags): Remove.
16918 (may_trap_p_1): Pass size from MEM_SIZE.
16920 PR rtl-optimization/38921
16921 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
16922 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
16923 * rtlanal.c (may_trap_after_code_motion_p): Delete.
16924 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
16926 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
16928 AVX Programming Reference (January, 2009)
16929 * config/i386/sse.md (*vpclmulqdq): New.
16931 2009-02-04 Jakub Jelinek <jakub@redhat.com>
16933 PR tree-optimization/38977
16934 PR gcov-profile/38292
16935 * calls.c (special_function_p): Disregard __builtin_ prefix.
16937 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
16939 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
16940 non-indexable addresses even before reload.
16942 2009-02-03 Joseph Myers <joseph@codesourcery.com>
16945 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
16946 as having variable size. Do not give an error for unnamed
16947 parameters with [*] declarators. Give a warning for type names
16948 with [*] declarators and mark them as variable size.
16949 * c-parser.c (c_parser_sizeof_expression): Do not give an error
16950 for sizeof applied to [*] type names.
16952 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
16955 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
16957 2009-02-03 Jakub Jelinek <jakub@redhat.com>
16959 * gcc.c (process_command): Update copyright notice dates.
16960 * gcov.c (print_version): Likewise.
16961 * gcov-dump.c (print_version): Likewise.
16962 * mips-tfile.c (main): Likewise.
16963 * mips-tdump.c (main): Likewise.
16965 2009-02-03 Joseph Myers <joseph@codesourcery.com>
16968 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
16969 for composite type involving a zero-length array type.
16971 2009-02-03 Jakub Jelinek <jakub@redhat.com>
16974 * function.c (match_asm_constraints_1): Skip over
16975 initial optional % in the constraint.
16977 PR inline-asm/39059
16978 * c-parser.c (c_parser_postfix_expression): If fixed point is not
16979 supported, don't accept FIXED_CSTs.
16980 * c-decl.c (finish_declspecs): Error if fixed point is not supported
16981 and _Sat is used without _Fract/_Accum. Set specs->type to
16982 integer_type_node for cts_fract/cts_accum if fixed point is not
16985 2009-02-02 Catherine Moore <clm@codesourcery.com>
16987 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
16989 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
16991 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
16992 (ABI_HAS_64BIT_SYMBOLS): Use it.
16993 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
16995 2009-02-02 Paul Brook <paul@codesourcery.com>
16997 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
16999 2009-02-02 Jakub Jelinek <jakub@redhat.com>
17001 PR inline-asm/39058
17002 * recog.h (asm_operand_ok): Add constraints argument.
17003 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
17004 recurse on matching constraint.
17005 (check_asm_operands): Pass constraints as 3rd argument to
17006 asm_operand_ok. Don't look up matching constraint here.
17007 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
17010 2009-02-02 Ben Elliston <bje@au.ibm.com>
17012 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
17013 TARGET_NARROW_VOLATILE_BITFIELD macro names.
17015 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17017 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
17018 information. Remove some obsolete information. Reorganize.
17020 * config/pa/fptr.c: Revert license to GPL 2.
17021 * config/pa/milli64.S: Likewise.
17023 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17026 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
17027 LIBRARY name in, instead of hard-coding it.
17028 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
17029 extra target make frag to tmake_files according to EH model.
17030 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
17031 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
17032 frags that define makefile variable EH_MODEL appropriately.
17033 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
17034 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
17035 to "-sjlj" according to type of EH configured.
17036 (LIBGCC_SONAME): Concatenate it to shared library base name.
17037 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
17038 to "_sjlj" according to type of EH configured.
17039 (LIBGCC_SONAME): Concatenate it to shared library base name.
17040 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
17041 (SHLIB_LINK): Add missing semicolon to if-else construct.
17042 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17043 string value of "pe_dll" command-line option.
17044 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
17045 (SHLIB_SONAME): Use it when overriding t-cygming default.
17046 (SHLIB_IMPLIB): Override t-cygming default.
17047 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
17048 string value of "pe_dll" command-line option.
17050 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
17053 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
17054 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
17056 2009-01-31 Richard Guenther <rguenther@suse.de>
17058 PR tree-optimization/38937
17059 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
17060 computing the transitive closure.
17062 2009-01-30 Richard Guenther <rguenther@suse.de>
17064 PR tree-optimization/39041
17065 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
17066 Propagate variable indices only if the types match for this stmt.
17068 2009-01-30 Jakub Jelinek <jakub@redhat.com>
17071 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
17072 inline but never defined.
17074 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
17076 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
17077 (*insv_h_di_reg_extimm): New insn.
17078 (*insv_l<mode>_reg_extimm): New insn.
17080 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17082 * config/picochip/picochip.c (flag_conserve_stack): set
17083 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
17084 fconserve-stack. Reduce call-overhead used by inliner.
17086 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
17089 * common.opt (flag_conserve_stack): Initialised to zero.
17091 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
17094 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
17095 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
17098 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
17100 * ira-color.c (allocno_reload_assign): Update comments.
17101 * regmove.c (regmove_optimize): Likewise.
17105 2009-01-29 Robert Millan <rmh@aybabtu.com>
17107 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
17108 * config/i386/kopensolaris-gnu.h: New file. Undefine
17109 `MD_UNWIND_SUPPORT'.
17110 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
17112 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
17114 PR tree-optimization/39007
17115 * tree-loop-distribution.c (generate_builtin): Use
17116 recompute_dominator to compute the immediate dominator of the
17117 basic block just after the loop.
17119 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17121 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
17122 (ASM_OUTPUT_DWARF_PCREL): Define.
17124 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
17126 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
17127 * doc/passes.texi: Remove entries about regclass, local-alloc, and
17128 global. Modify entries about regmove and IRA.
17130 * ra-conflict.c: Remove the file.
17132 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
17134 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
17135 (pass_regclass_init): Rename to pass_reginfo_init.
17137 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
17139 * toplev.h (flag_ira): Remove.
17141 * caller-save.c (setup_save_areas): Remove flag_ira.
17143 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
17145 * global.c: Remove the file.
17147 * opts.c (decode_options): Remove flag_ira.
17149 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
17151 * regmove.c: Modify file description.
17152 (find_use_as_address, try_auto_increment): Define them only if
17153 AUTO_INC_DEC is defined.
17154 (replacement_quality, replace_in_call_usage, fixup_match_1,
17155 stable_and_no_regs_but_for_p): Remove.
17156 (reg_set_in_bb): Make it static.
17157 (regmove_optimize): Remove flag_ira and code which worked for
17160 * local-alloc.c: Remove the file.
17162 * common.opt (fira): Remove.
17164 * ira.c: Include except.h.
17165 (eliminable_regset): Move from global.c.
17166 (mark_elimination): Ditto. Remove flag_ira.
17167 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
17168 equiv_mem_modified, validate_equiv_mem_from_store,
17169 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
17170 contains_replace_regs, memref_referenced_p, memref_used_between_p,
17171 no_equiv, recorded_label_ref): Move from local-alloc.c.
17172 (update_equiv_regs): Ditto. Make it static.
17173 (print_insn_chain, print_insn_chains): Move it from global.c.
17174 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
17175 (build_insn_chain): Ditto. Make it static.
17176 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
17177 Rename to init_live_subregs.
17178 (gate_ira): Remove flag_ira.
17180 * regclass.c: Rename reginfo.c. Change file description.
17181 (FORBIDDEN_INC_DEC_CLASSES): Remove.
17182 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
17183 (init_reg_sets_1): Remove code for evaluation of
17184 reg_class_superclasses and losing_caller_save_reg_set.
17185 (init_regs): Remove init_reg_autoinc.
17186 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
17187 ok_for_base_p_nonstrict): Remove.
17188 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
17189 (pass_regclass_init): Rename to pass_reginfo_init. Modify
17190 corresponding entries.
17191 (dump_regclass, record_operand_costs, scan_one_insn,
17192 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
17193 record_address_regs, auto_inc_dec_reg_p): Remove.
17194 (gt-regclass.h): Rename to gt-reginfo.h.
17196 * rtl.h (dump_global_regs, retry_global_alloc,
17197 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
17199 * Makefile.in (RA_H): Remove.
17200 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
17201 Rename regclass.o to reginfo.o.
17202 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
17204 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
17205 (GTFILES): Rename regclass.c to reginfo.c.
17207 * passes.c (init_optimization_passes): Remove pass_local_alloc and
17208 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
17210 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
17211 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
17213 (finish_spills): Ditto. Remove code for !flag_ira.
17215 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
17217 PR middle-end/35854
17218 * doc/invoke.texi (rtl debug options): Complete rewrite.
17219 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
17221 * mode-switching.c (pass_mode_switching): Rename pass from
17222 "mode-sw" to "mode_sw".
17223 * except.c (pass_convert_to_eh_ranges): Rename pass from
17224 "eh-ranges" to "eh_ranges".
17225 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
17229 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
17230 Alexander Monakov <amonakov@ispras.ru>
17232 PR middle-end/38857
17233 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
17235 (move_exprs_to_boundary): Change return type and pass through
17236 should_move from move_op. Relax assert. Update usage ...
17237 (schedule_expr_on_boundary): ... here. Use should_move instead of
17239 (move_op_orig_expr_found): Indicate that insn was disconnected from
17241 (code_motion_process_successors): Do not call after_merge_succs
17242 callback if original expression was not found when traversing any of
17244 (code_motion_path_driver): Change return type. Update prototype.
17245 (move_op): Update comment. Add a new parameter (should_move). Update
17246 prototype. Set *should_move based on indication provided by
17247 move_op_orig_expr_found.
17249 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
17251 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
17252 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
17253 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
17254 * config/rs6000/rs6000.c (rs6000_override_options): Default
17255 avoid-indexed-addresses on for Power6, off for everything else.
17256 (avoiding_indexed_address_p): New function.
17257 (rs6000_legitimize_address): Use it.
17258 (rs6000_legitimate_address): Likewise.
17259 * config/rs6000/rs6000.md (movXX_updateX): Likewise
17261 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
17263 PR tree-optimization/38997
17264 * tree-loop-distribution.c (generate_memset_zero): Use
17265 POINTER_PLUS_EXPR for a pointer addition.
17267 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
17269 * config/s390/s390.md (bswap<mode>2): New pattern added.
17271 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17273 * config/s390/s390.md (*tls_load_31): Added type attribute.
17275 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17277 * config/s390/s390.md: Fix a few comments.
17279 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
17281 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
17282 (*tm<mode>_full): Fixed z10prop attribute.
17283 (*tst<mode>_extimm): Fixed z10prop attribute.
17284 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
17285 (*tstqiCCT_cconly): Fixed z10prop attribute.
17286 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
17287 (*movsi_larl): Fixed z10prop attribute.
17288 (*movsi_zarch): Fixed z10prop attribute.
17289 (*movsi_eas): Fixed z10prop attribute.
17290 (*movhi): Fixed z10prop attribute.
17291 (*movqi): Fixed z10prop attribute.
17292 (*movstrictqi): Fixed z10prop attribute.
17293 (*mov<mode>): Fixed z10prop attribute.
17294 (*movcc): Fixed z10prop attribute.
17295 (*sethighpartdi_64): Fixed z10prop attribute.
17296 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
17297 (*negdi2_sign_cc): Fixed z10prop attribute.
17298 (*negdi2_sign): Fixed z10prop attribute.
17299 (*absdi2_sign_cc): Fixed z10prop attribute.
17300 (*absdi2_sign): Fixed z10prop attribute.
17301 (*negabsdi2_sign_cc): Fixed z10prop attribute.
17302 (*negabsdi2_sign): Fixed z10prop attribute.
17303 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
17304 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
17305 (doloop_si64): Fixed z10prop attribute.
17306 (doloop_si31): Fixed z10prop attribute.
17307 (doloop_long): Fixed z10prop attribute.
17308 (indirect_jump): Fixed z10prop attribute.
17309 (nop): Fixed z10prop attribute.
17310 (main_base_64): Fixed z10prop attribute.
17311 (reload_base_64): Fixed z10prop attribute.
17313 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17315 PR rtl-optimization/38740
17316 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
17318 * config/mips/mips.c (mips_reorg): Likewise.
17320 2009-01-28 Richard Guenther <rguenther@suse.de>
17322 PR tree-optimization/38926
17323 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
17324 with the correct value id to a value.
17325 (do_regular_insertion): Use the value number of edoubleprime
17326 for the value number of the expr.
17329 2008-08-21 Richard Guenther <rguenther@suse.de>
17331 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
17332 a PHI ask VN if it is already available.
17333 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
17334 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
17336 2009-01-28 Jakub Jelinek <jakub@redhat.com>
17338 PR middle-end/38934
17339 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
17340 set to varying whenever max has TREE_OVERFLOW set, similarly
17341 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
17343 2009-01-28 Richard Guenther <rguenther@suse.de>
17345 PR middle-end/38908
17346 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
17347 uninitialized aggregate uses in call arguments.
17349 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
17351 PR tree-optimization/38984
17352 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
17353 the nothing_id variable if -fno-delete-null-pointer-checks.
17355 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
17358 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
17359 (set_got_offset_rex64): Ditto.
17361 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
17364 * doc/extend.texi: Improve local variable with asm reg.
17366 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
17368 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
17369 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
17370 was not supplied then set warn_packed_bitfield_compat to the
17371 default value of 1.
17372 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
17375 2009-01-27 Richard Guenther <rguenther@suse.de>
17377 PR tree-optimization/38503
17378 * cfgexpand.c (expand_gimple_basic_block): Ignore
17379 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
17380 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
17381 variables that cannot have TBAA applied.
17382 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
17385 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
17387 PR middle-end/38969
17388 * calls.c (initialize_argument_information): Do not wrap complex
17389 arguments in SAVE_EXPR.
17391 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
17393 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
17394 (INSTALL_LIBGCC): Revert typo commit.
17396 2009-01-26 Richard Guenther <rguenther@suse.de>
17398 PR tree-optimization/38745
17399 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
17400 from special handling.
17402 2009-01-26 Richard Guenther <rguenther@suse.de>
17404 PR tree-optimization/38745
17405 * tree-ssa.c (execute_update_addresses_taken): Do not include
17406 variables that cannot possibly be a register in not_reg_needs.
17407 Do not clear TREE_ADDRESSABLE on vars that may not become
17409 * tree-ssa.c (update_alias_info_1): Include those in the set
17410 of addressable vars.
17412 2009-01-26 Richard Guenther <rguenther@suse.de>
17414 PR middle-end/38851
17415 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
17416 * tree-ssa-dse.c: Include langhooks.h
17417 (execute_simple_dse): Remove stores with zero size.
17419 2009-01-24 Jakub Jelinek <jakub@redhat.com>
17422 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
17425 2009-01-24 Julian Brown <julian@codesourcery.com>
17427 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
17428 config/arm/linux-atomic.c.
17429 * config/arm/linux-atomic.c: New.
17431 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
17433 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
17434 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
17435 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
17437 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
17440 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
17443 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
17445 PR tree-optimization/38953
17446 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
17447 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
17448 (gloog): Split the exit of the scop when the scop exit is a loop exit.
17449 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
17452 2009-01-24 Paul Brook <paul@codesourcery.com>
17454 * config/arm/neon.md (neon_type): Move to arm.md.
17455 (neon_mov<VSTRUCT>): Add neon_type attribute.
17456 * config/arm/arm.md (neon_type): Move to here.
17457 (conds): Add "unconditioal" and use as default for NEON insns.
17459 2009-01-24 Ben Elliston <bje@au.ibm.com>
17461 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
17462 void *' warning from -Wc++-compat.
17463 * Makefile.in (dominance.o-warn): Remove.
17465 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
17467 PR tree-optimization/38932
17468 * fold-const.c (fold_unary_ignore_overflow): New.
17469 * tree.h (fold_unary_ignore_overflow): Declare.
17470 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
17471 * tree-ssa-sccvn.c (visit_reference_op_load,
17472 simplify_unary_expression): Likewise.
17474 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
17476 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
17477 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
17478 regardless of their type.
17479 * c-common.c (handle_packed_attribute): Don't ignore packed on
17481 * c.opt (Wpacked-bitfield-compat): New warning option.
17482 * stor-layout.c (place_field): Warn if offset of a field changed.
17483 * doc/extend.texi (packed): Mention the ABI change.
17484 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
17485 (Warning Options): Add it to the list.
17487 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
17489 * c-opts.c (c_common_post_options): Fix a typo in comments.
17491 2009-01-22 Steve Ellcey <sje@cup.hp.com>
17493 PR middle-end/38615
17494 * gimplify.c (gimplify_init_constructor): Fix promotion of const
17495 variables to static.
17496 * doc/invoke.texi (-fmerge-all-constants): Update description.
17498 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
17501 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
17502 (*movdi_1_rex64): Use type "mmx" for alternative 5.
17504 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
17506 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
17508 (LOCAL_ALIGNMENT): Similarly.
17510 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17511 Joseph Myers <joseph@codesourcery.com>
17513 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
17514 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
17515 * config/arm/arm-tune.md: Regenerate.
17516 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
17519 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
17521 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
17522 version number to five.
17524 2009-01-22 Dodji Seketeli <dodji@redhat.com>
17527 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
17528 * c-common.c (set_underlying_type): Likewise.
17529 (is_typedef_decl ): Likewise
17531 (set_underlying_type): Likewise.
17532 (is_typedef_type): Likewise.
17534 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
17536 PR middle-end/38587
17537 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
17540 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
17543 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
17544 (LIBGCC_SPEC): Don't define.
17545 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
17547 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
17549 PR rtl-optimization/38879
17550 * alias.c (base_alias_check): Unaligned access via AND address can
17551 alias all surrounding object types except those with sizes equal
17552 or wider than the size of unaligned access.
17554 2009-01-21 Dodji Seketeli <dodji@redhat.com>
17557 * c-decl.c (clone_underlying_type): Move this ...
17558 * c-common.c (set_underlying_type): ... here.
17559 Also, make sure the function properly sets TYPE_STUB_DECL() on
17560 the newly created typedef variant type.
17561 (is_typedef_decl ): New entry point.
17562 * tree.h: Added a new member member_types_needing_access_check to
17563 struct tree_decl_non_common.
17564 (set_underlying_type): New entry point.
17565 (is_typedef_type): Likewise.
17567 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
17569 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
17570 Check whether two instructions have memory references that
17571 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
17572 are helper functions for traversing.
17573 * alias.h (insn_alias_sets_confilict_p): New prototypes.
17574 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
17575 not to draw dependency edge for instructions with non-conflicting
17578 2009-01-20 Joseph Myers <joseph@codesourcery.com>
17581 * longlong.h: Update copyright years. Use soft-fp license notice.
17582 Sync __clz_tab declaration with glibc.
17584 2009-01-20 Steve Ellcey <sje@cup.hp.com>
17587 * doc/extend.texi (syscall_linkage): New.
17588 (version_id): Modify.
17590 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
17591 Richard Guenther <rguenther@suse.de>
17593 PR tree-optimization/38747
17594 PR tree-optimization/38748
17595 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
17596 conversion if the base address is an indirect reference and the
17597 aliasing sets could cause issues.
17599 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
17601 * common.opt (fgraphite, fgraphite-identity): Add comment for
17602 explaining why these options are not documented.
17604 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
17606 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
17607 gimple_call_lhs is NULL.
17609 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
17612 * emit-rtl.c (adjust_address_1): Make sure memref is never
17615 2009-01-20 Ben Elliston <bje@au.ibm.com>
17617 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
17618 const qualifier from arg parameter. Remove unnecessary cast to char *.
17619 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
17620 const qualifier from arg 2.
17622 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
17624 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
17626 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
17629 * rtl.h (reinit_regs): New prototype.
17630 * regclass.c: Include ira.h.
17631 (reinit_regs): New.
17632 * Makefile.in (regclass.o): Add ira.h.
17633 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
17635 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
17638 * c-common.c (handle_aligned_attribute): Use
17639 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
17640 default alignment value.
17642 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
17644 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
17645 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
17647 * doc/extend.texi: Update __attribute__ ((aligned)). Document
17648 __BIGGEST_ALIGNMENT__.
17650 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
17652 2009-01-18 Richard Guenther <rguenther@suse.de>
17654 PR tree-optimization/38819
17655 * tree-flow.h (operation_could_trap_helper_p): Declare.
17656 * tree-eh.c (operation_could_trap_helper_p): Export.
17657 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
17658 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
17659 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
17660 are about to insert a possibly trapping instruction and fail
17663 2009-01-18 Andreas Schwab <schwab@suse.de>
17665 * doc/install.texi (Configuration): Remove obsolete paragraph
17666 about use of --with-gnu-ld with --with-gnu-as.
17668 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
17670 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
17671 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
17672 Follow spelling conventions.
17674 2009-01-18 Ben Elliston <bje@au.ibm.com>
17676 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
17677 C++ warning about implicit conversion from void * to struct
17679 (bitmap_obstack_free): Likewise for bitmap_element *.
17680 * Makefile.in (bitmap.o-warn): Remove.
17682 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
17684 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
17686 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
17687 Tobias Grosser <tobi.grosser@amd.com>
17689 * graphite.c (graphite_trans_scop_block): Do not block single
17692 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
17694 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
17695 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
17696 test with assertion.
17698 2009-01-16 Richard Guenther <rguenther@suse.de>
17700 PR tree-optimization/38835
17701 PR middle-end/36227
17702 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
17703 and INT + PTR -> (INT)(PTR p+ INT) folding.
17704 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
17706 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
17709 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
17710 the subreg from a lowpart subreg if it is also casting the value.
17712 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
17713 Tobias Grosser <tobi.grosser@amd.com>
17715 * graphite.c (compare_prefix_loops): New.
17716 (build_scop_canonical_schedules): Rewritten.
17717 (graphite_transform_loops): Move build_scop_canonical_schedules
17718 after build_scop_iteration_domain.
17720 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
17721 Tobias Grosser <tobi.grosser@amd.com>
17723 * graphite.c (add_conditions_to_domain): Add the loops to
17724 the dimension of the iteration domain. Do copy the domain
17725 only when it exists.
17726 (build_scop_conditions_1): Do not call add_conditions_to_domain.
17727 (add_conditions_to_constraints): New.
17728 (can_generate_code_stmt, can_generate_code): Removed.
17729 (gloog): Do not call can_generate_code.
17730 (graphite_transform_loops): Call add_conditions_to_constraints
17731 after building the iteration domain.
17733 2009-01-16 Jakub Jelinek <jakub@redhat.com>
17735 PR tree-optimization/38789
17736 * tree-ssa-threadedge.c
17737 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
17738 __builtin_constant_p.
17740 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
17742 * dce.c (delete_unmarked_insns): Reversed the order that insns are
17743 examined before deleting them.
17745 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
17747 * function.c (aggregate_value_p): Correctly extract the function
17748 type from CALL_EXPR_FN lookup.
17750 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
17752 * config/picochip/picochip.c (picochip_override_options): Revert
17753 CFI asm flag disable commited previously.
17755 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
17756 Tobias Grosser <tobi.grosser@amd.com>
17757 Jan Sjodin <jan.sjodin@amd.com>
17759 * graphite.c (scan_tree_for_params): On substractions negate
17760 all the coefficients of the term.
17761 (clast_to_gcc_expression_red): New. Handle reduction expressions
17762 of more than two operands.
17763 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
17764 (get_vdef_before_scop): Handle also the case of default definitions.
17766 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
17768 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
17769 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
17770 Also use them when walking CALL_INSN_FUNCTION_USAGE.
17772 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
17773 Joey Ye <joey.ye@intel.com>
17775 PR middle-end/37843
17776 * cfgexpand.c (expand_stack_alignment): Don't update stack
17777 boundary nor check incoming stack boundary here.
17778 (gimple_expand_cfg): Update stack boundary and check incoming
17779 stack boundary here.
17781 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
17783 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
17785 2009-01-14 Jakub Jelinek <jakub@redhat.com>
17787 PR rtl-optimization/38245
17788 * calls.c (expand_call): Add stack arguments to
17789 CALL_INSN_FUNCTION_USAGE even for pure calls (when
17790 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
17791 in regs and partially in memory or BLKmode arguments.
17792 (emit_library_call_value_1): Add stack arguments to
17793 CALL_INSN_FUNCTION_USAGE even for pure calls (when
17794 ACCUMULATE_OUTGOING_ARGS).
17795 * dce.c: Include tm_p.h.
17796 (find_call_stack_args): New function.
17797 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
17799 (mark_insn): Call find_call_stack_args for CALL_Ps.
17800 (prescan_insns_for_dce): Walk insns backwards in bb rather than
17801 forwards. Allocate and free arg_stores bitmap if needed, pass it
17802 down to deletable_insn_p, don't mark stores set in arg_stores
17803 bitmap, clear the bitmap at the beginning of each bb.
17804 * Makefile.in (dce.o): Depend on $(TM_P_H).
17806 2009-01-14 Michael Meissner <gnu@the-meissners.org>
17809 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
17810 to make sure the insn is a conditional test (bug 22599). Reformat a
17813 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
17815 PR middle-end/38431
17816 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
17817 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
17818 (gloog): Do not call cleanup_tree_cfg.
17819 (graphite_transform_loops): Call cleanup_tree_cfg after all
17820 scops have been code generated.
17822 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
17823 * doc/gty.texi (Invoking the garbage collector): Added new node
17824 and section documenting ggc_collect.
17826 2009-01-14 Richard Guenther <rguenther@suse.de>
17828 PR tree-optimization/38826
17829 PR middle-end/38477
17830 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
17831 initialization notes only if we actually emitted a warning.
17832 (intra_create_variable_infos): Add constraints for a result decl
17833 that is passed by hidden reference.
17834 (build_pred_graph): Mark all related variables non-direct on
17837 2009-01-14 Nick Clifton <nickc@redhat.com>
17839 * ira-conflicts.c: Include addresses.h for the definition of
17841 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
17842 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
17844 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
17847 * Makefile.in (ira-lives.o): Add except.h.
17849 * ira-lives.c: Include except.h.
17850 (process_bb_node_lives): Process can_throw_internal.
17852 2009-01-13 Jakub Jelinek <jakub@redhat.com>
17854 PR rtl-optimization/38774
17855 * combine.c (simplify_set): When undoing cc_use change, don't do
17856 PUT_CODE on the newly created comparison, but instead put back the
17859 2009-01-13 Joseph Myers <joseph@codesourcery.com>
17861 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
17862 values. Remove duplicate arm8 entry.
17864 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
17866 PR tree-optimization/38786
17867 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
17868 the SSA_NAME case of expand_scalar_variables_expr.
17869 Set the type of an expression to the type of its assign statement.
17870 (expand_scalar_variables_expr): Also gather the scalar computation
17871 used to index the memory access. Do not pass loop_p.
17872 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
17873 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
17874 the gimple_stmt_iterator where it inserts new code.
17875 Do not pass loop_p.
17876 (copy_bb_and_scalar_dependences): Do not pass loop_p.
17877 (translate_clast): Update call to copy_bb_and_scalar_dependences.
17879 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
17881 * graphite.h (debug_value): Removed.
17882 * graphite.c (debug_value): Removed.
17884 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
17886 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
17887 ldrd/strd with two 32-bit instructions.
17889 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
17891 * config/arm/arm.c (struct processors): Pass for speed down into
17892 cost helper functions.
17893 (const_ok_for_op): Handle COMPARE and inequality nodes.
17894 (arm_rtx_costs_1): Rewrite.
17895 (arm_size_rtx_costs): Update prototype.
17896 (arm_rtx_costs): Pass speed down to helper functions.
17897 (arm_slowmul_rtx_costs): Rework cost calculations.
17898 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
17899 (arm_9e_rtx_costs): Likewise.
17901 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
17903 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
17904 relocations of local symbols wider than UNITS_PER_WORD are not valid.
17905 (alpha_legitimize_address): Do not split local symbols wider than
17906 UNITS_PER_WORD into HIGH/LO_SUM parts.
17908 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
17911 * gcc.c (process_command): Replace call to execvp with calls
17912 to pex_one and exit.
17914 2009-01-03 Anatoly Sokolov <aesok@post.ru>
17917 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
17918 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
17919 variant for devices with 3-byte PC.
17920 (__tablejump_elpm__): New.
17922 2009-01-12 Jakub Jelinek <jakub@redhat.com>
17925 * c-parser.c (c_parser_postfix_expression): Allow `->' in
17926 offsetof member-designator, handle it as `[0].'.
17928 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17930 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
17931 function when not using named sections on targets with named sections
17932 if branch distance is less than 262132.
17934 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
17936 * combine.c (combine_instructions): Recompute
17937 optimize_this_for_speed_p for each BB in the main combine loop.
17939 2009-01-12 Tomas Bily <tbily@suse.cz>
17942 * tree-loop-distribution.c (prop_phis): New function.
17943 (generate_builtin): Call prop_phis.
17944 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
17946 2009-01-12 Jakub Jelinek <jakub@redhat.com>
17948 PR tree-optimization/38807
17949 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
17950 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
17952 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
17954 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
17955 subreg of op0 to the original op0.
17957 2009-01-11 Laurent GUERBY <laurent@guerby.net>
17959 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
17961 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
17964 * mips-tfile.c (parse_def): Fix parsing of def strings
17965 starting with digits.
17967 2009-01-10 Jakub Jelinek <jakub@redhat.com>
17970 * config/arm/arm.c (arm_is_long_call_p): Don't call
17971 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
17973 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
17975 * regrename.c (regrename_optimize): Fix dumping.
17976 (find_oldest_value_reg): Preserve REG_POINTER.
17977 (copy_hardreg_forward_1): Likewise.
17979 2009-01-09 Diego Novillo <dnovillo@google.com>
17981 * gimple.h (struct gimple_statement_base) <uid>: Document
17982 the restrictions on its use.
17983 (gimple_uid): Tidy.
17984 (gimple_set_uid): Tidy.
17986 2009-01-09 Jakub Jelinek <jakub@redhat.com>
17988 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
17989 zero guard even if align_bytes != 0 and count is smaller than
17992 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
17994 PR rtl-optimization/38495
17995 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
17996 (add_range_and_copies_from_move_list): Print all added ranges.
17997 Add ranges to memory optimized destination.
17999 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18003 * config/i386/i386.c (override_options): Reject
18004 -mstringop-strategy=rep_8byte with -m32.
18005 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
18006 to 1. Do count comparison against epilogue_size_needed at compile
18007 time even when count_exp was constant forced into register. For
18008 size_needed don't jump to epilogue, instead just avoid aligning
18009 and invoke the body algorithm. If need_zero_guard, add zero guard
18010 even if count is non-zero, but smaller than size_needed + number of
18011 bytes that could be stored for alignment.
18012 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
18013 to 1. If need_zero_guard, add zero guard even if count is non-zero,
18014 but smaller than size_needed + number of bytes that could be stored
18015 for alignment. Compare size_needed with epilogue_size_needed instead
18016 of desired_align - align, don't adjust size_needed, pass
18017 epilogue_size_needed to the epilogue expanders.
18020 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
18022 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18024 * pa.c (last_address): Change to unsigned.
18025 (update_total_code_bytes): Change argument to unsigned. Don't
18026 check if insn addresses are set.
18027 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
18028 addresses are not set.
18029 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
18031 2009-01-09 Nick Clifton <nickc@redhat.com>
18033 * config/sh/symbian.c: Replace uses of DECL_INLINE with
18034 DECL_DECLARED_INLINE_P.
18036 2009-01-09 Jakub Jelinek <jakub@redhat.com>
18038 PR middle-end/38347
18039 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
18040 GET_MODE (op0) in operand_subword_force calls.
18042 PR middle-end/38771
18043 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
18044 fold_convert arg0 operands to TREE_TYPE (op0) first.
18046 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
18048 * params.def (ira-max-conflict-table-size): Decrease default value
18051 2009-01-08 Jakub Jelinek <jakub@redhat.com>
18053 PR tree-optimization/37031
18054 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
18056 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
18057 allocate it using gc instead of heap, use VEC_quick_push instead of
18059 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
18060 instead of heap, use VEC_quick_push instead of VEC_safe_push.
18061 * tree-data-ref.h (struct access_matrix): Change matrix to gc
18062 allocated vector from heap allocated.
18063 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
18064 * tree-loop-linear.c (linear_transform_loops): Allocate nest
18065 vector only after perfect_loop_nest_depth call.
18067 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
18068 Jan Sjodin <jan.sjodin@amd.com>
18070 PR tree-optimization/38559
18071 * graphite.c (debug_value, copy_constraint,
18072 swap_constraint_variables, scale_constraint_variable, ): New.
18073 (get_lower_bound, get_upper_bound): Removed.
18074 (graphite_trans_bb_strip_mine): Clean up this code that works
18075 only for constant number of iterations. Fully copy upper and
18076 lower bound constraints, not only the constant part of them.
18077 * graphite.h (debug_value): Declared.
18079 2009-01-08 Ira Rosen <irar@il.ibm.com>
18081 PR tree-optimization/37194
18082 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
18083 Don't add the cost of cost model guard in prologue to scalar
18084 outside cost in case of known number of iterations.
18086 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
18087 Alan Modra <amodra@bigpond.net.au>
18089 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
18090 non-word-aligned REG+CONST addressing.
18092 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18095 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
18096 free_after_compilation when outputting a thunk.
18097 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
18098 Do not call free_after_compilation here.
18100 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
18102 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
18103 (ix86_valid_target_attribute_inner_p): Ditto.
18105 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
18107 PR tree-optimization/38492
18108 PR tree-optimization/38498
18109 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
18110 * tree-chrec.h (scev_is_linear_expression): Declared.
18111 * graphite.c (graphite_cannot_represent_loop_niter): New.
18112 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
18113 (graphite_loop_normal_form): Use gcc_assert.
18114 (scan_tree_for_params): Use CASE_CONVERT.
18115 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
18116 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
18117 Use gcc_assert. Discard scops that contain unhandled cases.
18118 (build_scop_conditions): Return a boolean status for unhandled cases.
18119 (strip_mine_profitable_p): Print the loop number, not its depth.
18120 (is_interchange_valid): Pass the depth of the loop nest, don't
18121 recompute it wrongly.
18122 (graphite_trans_bb_block): Same.
18123 (graphite_trans_bb_block): Print tentative of loop blocking.
18124 (graphite_trans_scop_block): Do not print that the loop has been
18126 (graphite_transform_loops): Do not handle scops that contain condition
18129 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
18131 AVX Programming Reference (December, 2008)
18132 * config/i386/avxintrin.h (_mm256_stream_si256): New.
18133 (_mm256_stream_pd): Likewise.
18134 (_mm256_stream_ps): Likewise.
18136 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
18137 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
18138 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
18139 (bdesc_special_args): Add __builtin_ia32_movntdq256,
18140 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
18141 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
18142 (ix86_expand_special_args_builtin): Likewise.
18144 * config/i386/sse.md (AVXMODEDI): New.
18145 (avx_movnt<mode>): Likewise.
18146 (avx_movnt<mode>): Likewise.
18147 (<sse>_movnt<mode>): Remove AVX support.
18148 (sse2_movntv2di): Likewise.
18150 2009-01-07 Richard Guenther <rguenther@suse.de>
18152 PR middle-end/38751
18153 * fold-const.c (extract_muldiv): Remove obsolete comment.
18154 (fold_plusminus_mult_expr): Undo MINUS_EXPR
18155 to PLUS_EXPR canonicalization for the canonicalization.
18157 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
18159 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
18160 hosted cross-compilers generating less efficient code.
18162 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18164 * function.h (rtl_data): Add a dbr_scheduled_p field.
18165 * reorg.c (dbr_schedule): Set it.
18166 (gate_handle_delay_slots): Check it.
18167 * config/mips/mips.c (mips_base_delayed_branch): Delete.
18168 (mips_reorg): Check flag_delayed_branch instead of
18169 mips_base_delayed_branch.
18170 (mips_override_options): Don't set mips_base_delayed_branch
18171 or flag_delayed_branch.
18173 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
18175 PR rtl-optimization/38426.
18176 * ira.c (ira): Set current_function_is_leaf earlier.
18178 2009-01-06 Jakub Jelinek <jakub@redhat.com>
18180 PR rtl-optimization/38722
18181 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
18182 too early, only set a flag and modify after last possible
18185 2009-01-06 Janis Johnson <janis187@us.ibm.com>
18188 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
18189 * real.c (decimal_single_format): Correct values of emin and emax.
18190 (decimal_double_format): Ditto.
18191 (decimal_quad_format): Ditto.
18192 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
18193 computation of DECnn_MIN and DECnn_MAX for corrected values of
18194 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
18195 __DECnn_MIN__, and adjust its computation for the corrected value
18198 2009-01-06 Jan Hubicka <jh@suse.cz>
18201 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
18203 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
18205 * doc/contrib.texi (Contributors): Slightly adjust the end note.
18206 Add Robert Clark to the list of testers.
18208 2009-01-06 Jan Hubicka <jh@suse.cz>
18209 Kai Tietz <kai.tietz@onevision.com>
18211 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
18212 * config/i386/i386.c (ix86_expand_call): Add clobbers.
18214 2009-01-06 Jan Hubicka <jh@suse.cz>
18215 Kai Tietz <kai.tietz@onevision.com>
18217 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
18219 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
18220 (ix86_nsaved_regs): Count only general purpose regs.
18221 (ix86_nsaved_sseregs): New.
18222 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
18223 to 16 for w64; compute padding and size of sse reg save area.
18224 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
18225 general purpose regs.
18226 (ix86_emit_save_sse_regs_using_mov): New.
18227 (ix86_expand_prologue): Save SSE regs if needed.
18228 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
18229 (ix86_emit_restore_sse_regs_using_mov): New.
18230 (ix86_expand_epilogue): Save SSE regs if needed.
18232 2009-01-06 Jan Hubicka <jh@suse.cz>
18233 Kai Tietz <kai.tietz@onevision.com>
18235 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
18236 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
18237 functions when accumulate outgoing args is off.
18239 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18242 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
18243 before using pseudos_have_intersected_live_ranges_p.
18245 * ira-int.h (ira_assert): Always define.
18247 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
18249 AVX Programming Reference (December, 2008)
18250 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
18251 (_mm256_permute2_pd): Likewise.
18252 (_mm_permute2_ps): Likewise.
18253 (_mm256_permute2_ps): Likewise.
18254 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
18255 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
18257 * config/i386/i386.c (ix86_builtins): Remove
18258 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
18259 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
18260 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
18261 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
18262 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
18263 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
18264 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
18265 __builtin_ia32_vpermil2ps256.
18266 (ix86_init_mmx_sse_builtins): Updated.
18267 (ix86_expand_args_builtin): Likewise.
18269 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18271 * pa.c (output_call): Relocate non-jump insns in the delay slot of
18272 long absolute calls when generating PA 2.0 code.
18274 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
18276 PR rtl-optimization/38583
18277 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
18279 * params.def (ira-max-conflict-table-size): New.
18281 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
18283 * ira.h (ira_conflicts_p): New external definition.
18285 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
18286 table. Report this. Return result of building.
18287 (ira_build_conflicts): Use ira_conflicts_p. Check result of
18288 building conflict table.
18290 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
18291 (ira_color): Use ira_conflicts_p.
18293 * global.c: Include ira.h.
18294 (pseudo_for_reload_consideration_p, build_insn_chain): Use
18297 * Makefile.in (global.o): Add ira.h.
18299 * ira-build.c (mark_all_loops_for_removal,
18300 propagate_some_info_from_allocno): New.
18301 (remove_unnecessary_allocnos): Call
18302 propagate_some_info_from_allocno.
18303 (remove_low_level_allocnos): New.
18304 (remove_unnecessary_regions): Add parameter. Call
18305 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
18306 parameter to remove_unnecessary_regions.
18307 (ira_build): Remove all regions but root if the conflict table was
18308 not built. Update conflict hard regs for allocnos crossing calls.
18310 * ira.c (ira_conflicts_p): New global.
18311 (ira): Define and use ira_conflicts_p.
18313 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
18314 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
18315 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
18317 2009-01-06 Ben Elliston <bje@au.ibm.com>
18319 * gengtype-lex.l (YY_NO_INPUT): Define.
18321 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
18324 * c-common.c (handle_vector_size_attribute): Also reject
18325 BOOLEAN_TYPE types.
18327 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
18329 PR tree-optimization/38492
18330 * graphite.c (rename_map_elt, debug_rename_elt,
18331 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
18332 rename_map_elt_info, eq_rename_map_elts,
18333 get_new_name_from_old_name, bb_in_sese_p): Moved around.
18334 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
18335 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
18336 (sese_build_livein_liveouts): New.
18337 (new_sese, free_sese): New.
18338 (new_scop): Call new_sese.
18339 (free_scop): Call free_sese.
18340 (rename_variables_from_edge, rename_phis_end_scop): Removed.
18341 (register_old_new_names): Renamed register_old_and_new_names.
18342 (register_scop_liveout_renames, add_loop_exit_phis,
18343 insert_loop_close_phis, struct igp,
18344 default_liveout_before_guard, add_guard_exit_phis,
18345 insert_guard_phis, copy_renames): New.
18346 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
18347 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
18348 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
18349 (scop_adjust_phis_for_liveouts): New.
18350 (gloog): Call scop_adjust_phis_for_liveouts.
18352 * graphite.h (struct sese): Documented. Added fields liveout,
18353 num_ver and livein.
18354 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
18355 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
18356 (struct scop): Added field liveout_renames.
18357 (SCOP_LIVEOUT_RENAMES): New.
18359 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18361 PR tree-optimization/38510
18362 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
18363 (translate_clast): Call recompute_all_dominators before
18365 (gloog): Call recompute_all_dominators before graphite_verify.
18367 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
18368 Jan Sjodin <jan.sjodin@amd.com>
18370 PR tree-optimization/38500
18371 * graphite.c (create_sese_edges): Call fix_loop_structure after
18374 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18376 * config.gcc: Add m32r*-*-rtems*.
18377 * config/m32r/rtems.h: New file.
18379 2009-01-05 Ben Elliston <bje@au.ibm.com>
18381 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
18382 (.po.pox): Likewise.
18383 (po/gcc.pot): Likewise.
18385 2009-01-04 David S. Miller <davem@davemloft.net>
18387 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
18388 (STARTING_FRAME_OFFSET): Always set to zero.
18390 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18392 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
18393 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
18394 fixed-point types, and vectors of the same.
18396 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
18398 * config/mips/sync.md (*mb_barrier): Rename to...
18399 (*memory_barrier): ...this.
18401 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
18403 * doc/extend.texi (Function Attributes): Move @cindex after @item
18404 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
18405 and put in alphabetical order. Fix 'target' name and put in order.
18406 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
18409 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
18411 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
18412 (memory_barrier): Expand as unspec instead of unspec_volatile.
18413 Remove mem:BLK from insn operands. Use Pmode scratch register.
18414 (*memory_barrier): Define as unspec instead of unspec_volatile.
18415 Use (match_dup 0) as input operand.
18417 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
18418 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
18419 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
18420 scratch register. Remove operand 1.
18421 (*stbar): Define as unspec instead of unspec_volatile.
18422 Use (match_dup 0) as input operand, remove (const_int 8).
18423 (*membar): Define as unspec instead of unspec_volatile.
18424 Use (match_dup 0) as input operand, remove input operand 2.
18426 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
18427 (memory_barrier): Expand as unspec instead of unspec_volatile.
18428 Remove mem:BLK from insn operands. Use Pmode scratch register.
18429 (*memory_barrier): Define as unspec instead of unspec_volatile.
18430 Use (match_dup 0) as input operand.
18432 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
18433 Remove mem:BLK from insn operands. Use Pmode scratch register.
18434 Set volatile flag on operand 0.
18435 (*memory_barrier): New insn pattern.
18437 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
18439 (*memory_barrier): Use (match_dup 0) as input operand.
18441 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
18442 Remove mem:BLK from insn operands. Use Pmode scratch register.
18443 Set volatile flag on operand 0.
18444 (*mb_internal): New insn pattern.
18446 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
18448 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18450 PR middle-end/38586
18451 * function.c (struct temp_slot): Move to the section of the file
18452 that deals with temp slots. Remove field 'address'.
18453 (temp_slot_address_table): New hash table of address -> temp slot.
18454 (struct temp_slot_address_entry): New struct, items for the table.
18455 (temp_slot_address_compute_hash, temp_slot_address_hash,
18456 temp_slot_address_eq, insert_temp_slot_address): Support functions
18458 (find_temp_slot_from_address): Rewrite to use the new hash table.
18459 (remove_unused_temp_slot_addresses): Remove addresses of temp
18460 slots that have been made available.
18461 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
18462 worker function for remove_unused_temp_slot_addresses.
18463 (assign_stack_temp_for_type): Don't clear the temp slot address list.
18464 Add the temp slot address to the address -> temp slot map.
18465 (update_temp_slot_address): Update via insert_temp_slot_address.
18466 (free_temp_slots): Call remove_unused_temp_slot_addresses.
18467 (pop_temp_slots): Likewise.
18468 (init_temp_slots): Allocate the address -> temp slot map, or empty
18469 the map if it is already allocated.
18470 (prepare_function_start): Initialize temp slot processing.
18472 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
18474 PR middle-end/38584
18475 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
18476 Calculate the size of all stack vars assuming no packing of stack
18477 vars will happen, replacing a quadratic algorithm with a linear one.
18479 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18482 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
18485 2009-01-03 Diego Novillo <dnovillo@google.com>
18487 * doc/contrib.texi: Update contributions.
18489 2009-01-03 Jakub Jelinek <jakub@redhat.com>
18492 * builtins.c (fold_builtin_memory_op): Give up if either operand
18493 is volatile. Set srctype or desttype to non-qualified version
18497 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
18498 and FUNCTION_DECLs.
18500 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
18502 PR rtl-optimization/35805
18503 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
18504 problem if fast dce is able to remove any instructions.
18505 * dce.c (dce_process_block): Fix dump message.
18507 2009-01-02 Mark Mitchell <mark@codesourcery.com>
18510 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
18512 2009-01-02 Jakub Jelinek <jakub@redhat.com>
18514 PR middle-end/38690
18515 * tree-flow.h (op_code_prio, op_prio): New prototypes.
18516 * tree-pretty-print.c (op_code_prio): New function.
18517 (op_prio): No longer static. Use op_code_prio.
18518 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
18519 Use op_prio and op_code_prio to determine if () should be
18520 printed around operand(s) or not.
18522 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
18523 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
18524 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
18525 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
18526 pp_character instead of pp_string for single letter printing.
18528 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
18530 * doc/extend.texi: Fix '#pragma GCC option' typo.
18532 2009-01-02 Richard Guenther <rguenther@suse.de>
18534 * doc/install.texi (--enable-checking): Mention different
18535 default for stage1.
18536 (--enable-stage1-checking): Document.
18538 2009-01-01 Andrew Pinski <pinskia@gmail.com>
18540 PR middle-end/30142
18541 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
18542 case to be an error.
18544 2009-01-02 Ben Elliston <bje@au.ibm.com>
18546 * config/fp-bit.h (pack_d): Constify argument.
18547 * config/fp-bit.c (makenan): Constify return type. Remove casts.
18548 (isnan): Constify argument.
18550 (iszero): Likewise.
18551 (pack_d): Likewise.
18552 (_fpadd_parts): Constify return type.
18553 (_fpmul_parts): Likewise.
18554 (_fpdiv_parts): Likewise.
18556 2009-01-01 Jakub Jelinek <jakub@redhat.com>
18559 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
18560 warn about overwriting initializer with side-effects or
18561 -Woverride-init if !IMPLICIT.
18562 (output_init_element): Likewise. Pass IMPLICIT down to
18564 (process_init_element): Add IMPLICIT argument. Pass it down
18565 to output_init_element.
18566 (push_init_element, pop_init_level, set_designator): Adjust
18567 process_init_element callers.
18568 (set_nonincremental_init, set_nonincremental_init_from_string):
18569 Adjust add_pending_init callers.
18570 (output_pending_init_elements): Adjust output_init_element callers.
18571 * c-tree.h (process_init_element): Adjust prototype.
18572 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
18573 process_init_element callers.
18576 Copyright (C) 2009 Free Software Foundation, Inc.
18578 Copying and distribution of this file, with or without modification,
18579 are permitted in any medium without royalty provided the copyright
18580 notice and this notice are preserved.